[llvm-commits] [llvm-gcc-4.2] r43913 [4/80] - in /llvm-gcc-4.2/trunk: boehm-gc/ boehm-gc/Mac_files/ boehm-gc/cord/ boehm-gc/doc/ boehm-gc/include/ boehm-gc/include/private/ boehm-gc/tests/ libffi/ libffi/include/ libffi/src/ libffi/src/alpha/ libffi/src/arm/ libffi/src/cris/ libffi/src/frv/ libffi/src/ia64/ libffi/src/m32r/ libffi/src/m68k/ libffi/src/mips/ libffi/src/pa/ libffi/src/powerpc/ libffi/src/s390/ libffi/src/sh/ libffi/src/sh64/ libffi/src/sparc/ libffi/src/x86/ libffi/testsuite/ libffi/testsuite/config/ lib...
Bill Wendling
isanbard at gmail.com
Thu Nov 8 14:57:11 PST 2007
Added: llvm-gcc-4.2/trunk/boehm-gc/pthread_support.c
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/boehm-gc/pthread_support.c?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/boehm-gc/pthread_support.c (added)
+++ llvm-gcc-4.2/trunk/boehm-gc/pthread_support.c Thu Nov 8 16:56:19 2007
@@ -0,0 +1,1708 @@
+/*
+ * Copyright (c) 1994 by Xerox Corporation. All rights reserved.
+ * Copyright (c) 1996 by Silicon Graphics. All rights reserved.
+ * Copyright (c) 1998 by Fergus Henderson. All rights reserved.
+ * Copyright (c) 2000-2004 by Hewlett-Packard Company. All rights reserved.
+ *
+ * THIS MATERIAL IS PROVIDED AS IS, WITH ABSOLUTELY NO WARRANTY EXPRESSED
+ * OR IMPLIED. ANY USE IS AT YOUR OWN RISK.
+ *
+ * Permission is hereby granted to use or copy this program
+ * for any purpose, provided the above notices are retained on all copies.
+ * Permission to modify the code and to distribute modified code is granted,
+ * provided the above notices are retained, and a notice that the code was
+ * modified is included with the above copyright notice.
+ */
+/*
+ * Support code for LinuxThreads, the clone()-based kernel
+ * thread package for Linux which is included in libc6.
+ *
+ * This code relies on implementation details of LinuxThreads,
+ * (i.e. properties not guaranteed by the Pthread standard),
+ * though this version now does less of that than the other Pthreads
+ * support code.
+ *
+ * Note that there is a lot of code duplication between linux_threads.c
+ * and thread support for some of the other Posix platforms; any changes
+ * made here may need to be reflected there too.
+ */
+ /* DG/UX ix86 support <takis at xfree86.org> */
+/*
+ * Linux_threads.c now also includes some code to support HPUX and
+ * OSF1 (Compaq Tru64 Unix, really). The OSF1 support is based on Eric Benson's
+ * patch.
+ *
+ * Eric also suggested an alternate basis for a lock implementation in
+ * his code:
+ * + #elif defined(OSF1)
+ * + unsigned long GC_allocate_lock = 0;
+ * + msemaphore GC_allocate_semaphore;
+ * + # define GC_TRY_LOCK() \
+ * + ((msem_lock(&GC_allocate_semaphore, MSEM_IF_NOWAIT) == 0) \
+ * + ? (GC_allocate_lock = 1) \
+ * + : 0)
+ * + # define GC_LOCK_TAKEN GC_allocate_lock
+ */
+
+/*#define DEBUG_THREADS 1*/
+/*#define GC_ASSERTIONS*/
+
+#include "gc_config.h"
+
+#ifdef GC_PTHREAD_SYM_VERSION
+#define _GNU_SOURCE
+#include <dlfcn.h>
+#endif
+
+# include "gc.h"
+# include "private/pthread_support.h"
+
+# if defined(GC_PTHREADS) && !defined(GC_SOLARIS_THREADS) \
+ && !defined(GC_WIN32_THREADS)
+
+# if defined(GC_HPUX_THREADS) && !defined(USE_PTHREAD_SPECIFIC) \
+ && !defined(USE_COMPILER_TLS)
+# ifdef __GNUC__
+# define USE_PTHREAD_SPECIFIC
+ /* Empirically, as of gcc 3.3, USE_COMPILER_TLS doesn't work. */
+# else
+# define USE_COMPILER_TLS
+# endif
+# endif
+
+# if defined USE_HPUX_TLS
+ --> Macro replaced by USE_COMPILER_TLS
+# endif
+
+# if (defined(GC_DGUX386_THREADS) || defined(GC_OSF1_THREADS) || \
+ defined(GC_DARWIN_THREADS) || defined(GC_AIX_THREADS)) \
+ && !defined(USE_PTHREAD_SPECIFIC)
+# define USE_PTHREAD_SPECIFIC
+# endif
+
+# if defined(GC_DGUX386_THREADS) && !defined(_POSIX4A_DRAFT10_SOURCE)
+# define _POSIX4A_DRAFT10_SOURCE 1
+# endif
+
+# if defined(GC_DGUX386_THREADS) && !defined(_USING_POSIX4A_DRAFT10)
+# define _USING_POSIX4A_DRAFT10 1
+# endif
+
+# ifdef THREAD_LOCAL_ALLOC
+# if !defined(USE_PTHREAD_SPECIFIC) && !defined(USE_COMPILER_TLS)
+# include "private/specific.h"
+# endif
+# if defined(USE_PTHREAD_SPECIFIC)
+# define GC_getspecific pthread_getspecific
+# define GC_setspecific pthread_setspecific
+# define GC_key_create pthread_key_create
+ typedef pthread_key_t GC_key_t;
+# endif
+# if defined(USE_COMPILER_TLS)
+# define GC_getspecific(x) (x)
+# define GC_setspecific(key, v) ((key) = (v), 0)
+# define GC_key_create(key, d) 0
+ typedef void * GC_key_t;
+# endif
+# endif
+# include <stdlib.h>
+# include <pthread.h>
+# include <sched.h>
+# include <time.h>
+# include <errno.h>
+# include <unistd.h>
+# include <sys/mman.h>
+# include <sys/time.h>
+# include <sys/types.h>
+# include <sys/stat.h>
+# include <fcntl.h>
+# include <signal.h>
+
+#if defined(GC_DARWIN_THREADS)
+# include "private/darwin_semaphore.h"
+#else
+# include <semaphore.h>
+#endif /* !GC_DARWIN_THREADS */
+
+#if defined(GC_DARWIN_THREADS) || defined(GC_FREEBSD_THREADS)
+# include <sys/sysctl.h>
+#endif /* GC_DARWIN_THREADS */
+
+
+
+#if defined(GC_DGUX386_THREADS)
+# include <sys/dg_sys_info.h>
+# include <sys/_int_psem.h>
+ /* sem_t is an uint in DG/UX */
+ typedef unsigned int sem_t;
+#endif /* GC_DGUX386_THREADS */
+
+#ifndef __GNUC__
+# define __inline__
+#endif
+
+#ifdef GC_USE_LD_WRAP
+# define WRAP_FUNC(f) __wrap_##f
+# define REAL_FUNC(f) __real_##f
+#else
+# define WRAP_FUNC(f) GC_##f
+# if !defined(GC_DGUX386_THREADS)
+# define REAL_FUNC(f) f
+# else /* GC_DGUX386_THREADS */
+# define REAL_FUNC(f) __d10_##f
+# endif /* GC_DGUX386_THREADS */
+# undef pthread_create
+# if !defined(GC_DARWIN_THREADS)
+# undef pthread_sigmask
+# endif
+# undef pthread_join
+# undef pthread_detach
+# if defined(GC_OSF1_THREADS) && defined(_PTHREAD_USE_MANGLED_NAMES_) \
+ && !defined(_PTHREAD_USE_PTDNAM_)
+/* Restore the original mangled names on Tru64 UNIX. */
+# define pthread_create __pthread_create
+# define pthread_join __pthread_join
+# define pthread_detach __pthread_detach
+# endif
+#endif
+
+void GC_thr_init();
+
+static GC_bool parallel_initialized = FALSE;
+
+void GC_init_parallel();
+
+# if defined(THREAD_LOCAL_ALLOC) && !defined(DBG_HDRS_ALL)
+
+/* We don't really support thread-local allocation with DBG_HDRS_ALL */
+
+#ifdef USE_COMPILER_TLS
+ __thread
+#endif
+GC_key_t GC_thread_key;
+
+static GC_bool keys_initialized;
+
+/* Recover the contents of the freelist array fl into the global one gfl.*/
+/* Note that the indexing scheme differs, in that gfl has finer size */
+/* resolution, even if not all entries are used. */
+/* We hold the allocator lock. */
+static void return_freelists(ptr_t *fl, ptr_t *gfl)
+{
+ int i;
+ ptr_t q, *qptr;
+ size_t nwords;
+
+ for (i = 1; i < NFREELISTS; ++i) {
+ nwords = i * (GRANULARITY/sizeof(word));
+ qptr = fl + i;
+ q = *qptr;
+ if ((word)q >= HBLKSIZE) {
+ if (gfl[nwords] == 0) {
+ gfl[nwords] = q;
+ } else {
+ /* Concatenate: */
+ for (; (word)q >= HBLKSIZE; qptr = &(obj_link(q)), q = *qptr);
+ GC_ASSERT(0 == q);
+ *qptr = gfl[nwords];
+ gfl[nwords] = fl[i];
+ }
+ }
+ /* Clear fl[i], since the thread structure may hang around. */
+ /* Do it in a way that is likely to trap if we access it. */
+ fl[i] = (ptr_t)HBLKSIZE;
+ }
+}
+
+/* We statically allocate a single "size 0" object. It is linked to */
+/* itself, and is thus repeatedly reused for all size 0 allocation */
+/* requests. (Size 0 gcj allocation requests are incorrect, and */
+/* we arrange for those to fault asap.) */
+static ptr_t size_zero_object = (ptr_t)(&size_zero_object);
+
+/* Each thread structure must be initialized. */
+/* This call must be made from the new thread. */
+/* Caller holds allocation lock. */
+void GC_init_thread_local(GC_thread p)
+{
+ int i;
+
+ if (!keys_initialized) {
+ if (0 != GC_key_create(&GC_thread_key, 0)) {
+ ABORT("Failed to create key for local allocator");
+ }
+ keys_initialized = TRUE;
+ }
+ if (0 != GC_setspecific(GC_thread_key, p)) {
+ ABORT("Failed to set thread specific allocation pointers");
+ }
+ for (i = 1; i < NFREELISTS; ++i) {
+ p -> ptrfree_freelists[i] = (ptr_t)1;
+ p -> normal_freelists[i] = (ptr_t)1;
+# ifdef GC_GCJ_SUPPORT
+ p -> gcj_freelists[i] = (ptr_t)1;
+# endif
+ }
+ /* Set up the size 0 free lists. */
+ p -> ptrfree_freelists[0] = (ptr_t)(&size_zero_object);
+ p -> normal_freelists[0] = (ptr_t)(&size_zero_object);
+# ifdef GC_GCJ_SUPPORT
+ p -> gcj_freelists[0] = (ptr_t)(-1);
+# endif
+}
+
+#ifdef GC_GCJ_SUPPORT
+ extern ptr_t * GC_gcjobjfreelist;
+#endif
+
+/* We hold the allocator lock. */
+void GC_destroy_thread_local(GC_thread p)
+{
+ /* We currently only do this from the thread itself or from */
+ /* the fork handler for a child process. */
+# ifndef HANDLE_FORK
+ GC_ASSERT(GC_getspecific(GC_thread_key) == (void *)p);
+# endif
+ return_freelists(p -> ptrfree_freelists, GC_aobjfreelist);
+ return_freelists(p -> normal_freelists, GC_objfreelist);
+# ifdef GC_GCJ_SUPPORT
+ return_freelists(p -> gcj_freelists, GC_gcjobjfreelist);
+# endif
+}
+
+extern GC_PTR GC_generic_malloc_many();
+
+GC_PTR GC_local_malloc(size_t bytes)
+{
+ if (EXPECT(!SMALL_ENOUGH(bytes),0)) {
+ return(GC_malloc(bytes));
+ } else {
+ int index = INDEX_FROM_BYTES(bytes);
+ ptr_t * my_fl;
+ ptr_t my_entry;
+# if defined(REDIRECT_MALLOC) && !defined(USE_PTHREAD_SPECIFIC)
+ GC_key_t k = GC_thread_key;
+# endif
+ void * tsd;
+
+# if defined(REDIRECT_MALLOC) && !defined(USE_PTHREAD_SPECIFIC)
+ if (EXPECT(0 == k, 0)) {
+ /* This can happen if we get called when the world is */
+ /* being initialized. Whether we can actually complete */
+ /* the initialization then is unclear. */
+ GC_init_parallel();
+ k = GC_thread_key;
+ }
+# endif
+ tsd = GC_getspecific(GC_thread_key);
+# ifdef GC_ASSERTIONS
+ LOCK();
+ GC_ASSERT(tsd == (void *)GC_lookup_thread(pthread_self()));
+ UNLOCK();
+# endif
+ my_fl = ((GC_thread)tsd) -> normal_freelists + index;
+ my_entry = *my_fl;
+ if (EXPECT((word)my_entry >= HBLKSIZE, 1)) {
+ ptr_t next = obj_link(my_entry);
+ GC_PTR result = (GC_PTR)my_entry;
+ *my_fl = next;
+ obj_link(my_entry) = 0;
+ PREFETCH_FOR_WRITE(next);
+ return result;
+ } else if ((word)my_entry - 1 < DIRECT_GRANULES) {
+ *my_fl = my_entry + index + 1;
+ return GC_malloc(bytes);
+ } else {
+ GC_generic_malloc_many(BYTES_FROM_INDEX(index), NORMAL, my_fl);
+ if (*my_fl == 0) return GC_oom_fn(bytes);
+ return GC_local_malloc(bytes);
+ }
+ }
+}
+
+GC_PTR GC_local_malloc_atomic(size_t bytes)
+{
+ if (EXPECT(!SMALL_ENOUGH(bytes), 0)) {
+ return(GC_malloc_atomic(bytes));
+ } else {
+ int index = INDEX_FROM_BYTES(bytes);
+ ptr_t * my_fl = ((GC_thread)GC_getspecific(GC_thread_key))
+ -> ptrfree_freelists + index;
+ ptr_t my_entry = *my_fl;
+
+ if (EXPECT((word)my_entry >= HBLKSIZE, 1)) {
+ GC_PTR result = (GC_PTR)my_entry;
+ *my_fl = obj_link(my_entry);
+ return result;
+ } else if ((word)my_entry - 1 < DIRECT_GRANULES) {
+ *my_fl = my_entry + index + 1;
+ return GC_malloc_atomic(bytes);
+ } else {
+ GC_generic_malloc_many(BYTES_FROM_INDEX(index), PTRFREE, my_fl);
+ /* *my_fl is updated while the collector is excluded; */
+ /* the free list is always visible to the collector as */
+ /* such. */
+ if (*my_fl == 0) return GC_oom_fn(bytes);
+ return GC_local_malloc_atomic(bytes);
+ }
+ }
+}
+
+#ifdef GC_GCJ_SUPPORT
+
+#include "include/gc_gcj.h"
+
+#ifdef GC_ASSERTIONS
+ extern GC_bool GC_gcj_malloc_initialized;
+#endif
+
+extern int GC_gcj_kind;
+
+GC_PTR GC_local_gcj_malloc(size_t bytes,
+ void * ptr_to_struct_containing_descr)
+{
+ GC_ASSERT(GC_gcj_malloc_initialized);
+ if (EXPECT(!SMALL_ENOUGH(bytes), 0)) {
+ return GC_gcj_malloc(bytes, ptr_to_struct_containing_descr);
+ } else {
+ int index = INDEX_FROM_BYTES(bytes);
+ ptr_t * my_fl = ((GC_thread)GC_getspecific(GC_thread_key))
+ -> gcj_freelists + index;
+ ptr_t my_entry = *my_fl;
+ if (EXPECT((word)my_entry >= HBLKSIZE, 1)) {
+ GC_PTR result = (GC_PTR)my_entry;
+ GC_ASSERT(!GC_incremental);
+ /* We assert that any concurrent marker will stop us. */
+ /* Thus it is impossible for a mark procedure to see the */
+ /* allocation of the next object, but to see this object */
+ /* still containing a free list pointer. Otherwise the */
+ /* marker might find a random "mark descriptor". */
+ *(volatile ptr_t *)my_fl = obj_link(my_entry);
+ /* We must update the freelist before we store the pointer. */
+ /* Otherwise a GC at this point would see a corrupted */
+ /* free list. */
+ /* A memory barrier is probably never needed, since the */
+ /* action of stopping this thread will cause prior writes */
+ /* to complete. */
+ GC_ASSERT(((void * volatile *)result)[1] == 0);
+ *(void * volatile *)result = ptr_to_struct_containing_descr;
+ return result;
+ } else if ((word)my_entry - 1 < DIRECT_GRANULES) {
+ if (!GC_incremental) *my_fl = my_entry + index + 1;
+ /* In the incremental case, we always have to take this */
+ /* path. Thus we leave the counter alone. */
+ return GC_gcj_malloc(bytes, ptr_to_struct_containing_descr);
+ } else {
+ GC_generic_malloc_many(BYTES_FROM_INDEX(index), GC_gcj_kind, my_fl);
+ if (*my_fl == 0) return GC_oom_fn(bytes);
+ return GC_local_gcj_malloc(bytes, ptr_to_struct_containing_descr);
+ }
+ }
+}
+
+#endif /* GC_GCJ_SUPPORT */
+
+# else /* !THREAD_LOCAL_ALLOC && !DBG_HDRS_ALL */
+
+# define GC_destroy_thread_local(t)
+
+# endif /* !THREAD_LOCAL_ALLOC */
+
+#if 0
+/*
+To make sure that we're using LinuxThreads and not some other thread
+package, we generate a dummy reference to `pthread_kill_other_threads_np'
+(was `__pthread_initial_thread_bos' but that disappeared),
+which is a symbol defined in LinuxThreads, but (hopefully) not in other
+thread packages.
+
+We no longer do this, since this code is now portable enough that it might
+actually work for something else.
+*/
+void (*dummy_var_to_force_linux_threads)() = pthread_kill_other_threads_np;
+#endif /* 0 */
+
+long GC_nprocs = 1; /* Number of processors. We may not have */
+ /* access to all of them, but this is as good */
+ /* a guess as any ... */
+
+#ifdef PARALLEL_MARK
+
+# ifndef MAX_MARKERS
+# define MAX_MARKERS 16
+# endif
+
+static ptr_t marker_sp[MAX_MARKERS] = {0};
+
+void * GC_mark_thread(void * id)
+{
+ word my_mark_no = 0;
+
+ marker_sp[(word)id] = GC_approx_sp();
+ for (;; ++my_mark_no) {
+ /* GC_mark_no is passed only to allow GC_help_marker to terminate */
+ /* promptly. This is important if it were called from the signal */
+ /* handler or from the GC lock acquisition code. Under Linux, it's */
+ /* not safe to call it from a signal handler, since it uses mutexes */
+ /* and condition variables. Since it is called only here, the */
+ /* argument is unnecessary. */
+ if (my_mark_no < GC_mark_no || my_mark_no > GC_mark_no + 2) {
+ /* resynchronize if we get far off, e.g. because GC_mark_no */
+ /* wrapped. */
+ my_mark_no = GC_mark_no;
+ }
+# ifdef DEBUG_THREADS
+ GC_printf1("Starting mark helper for mark number %ld\n", my_mark_no);
+# endif
+ GC_help_marker(my_mark_no);
+ }
+}
+
+extern long GC_markers; /* Number of mark threads we would */
+ /* like to have. Includes the */
+ /* initiating thread. */
+
+pthread_t GC_mark_threads[MAX_MARKERS];
+
+#define PTHREAD_CREATE REAL_FUNC(pthread_create)
+
+static void start_mark_threads()
+{
+ unsigned i;
+ pthread_attr_t attr;
+
+ if (GC_markers > MAX_MARKERS) {
+ WARN("Limiting number of mark threads\n", 0);
+ GC_markers = MAX_MARKERS;
+ }
+ if (0 != pthread_attr_init(&attr)) ABORT("pthread_attr_init failed");
+
+ if (0 != pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED))
+ ABORT("pthread_attr_setdetachstate failed");
+
+# if defined(HPUX) || defined(GC_DGUX386_THREADS)
+ /* Default stack size is usually too small: fix it. */
+ /* Otherwise marker threads or GC may run out of */
+ /* space. */
+# define MIN_STACK_SIZE (8*HBLKSIZE*sizeof(word))
+ {
+ size_t old_size;
+ int code;
+
+ if (pthread_attr_getstacksize(&attr, &old_size) != 0)
+ ABORT("pthread_attr_getstacksize failed\n");
+ if (old_size < MIN_STACK_SIZE) {
+ if (pthread_attr_setstacksize(&attr, MIN_STACK_SIZE) != 0)
+ ABORT("pthread_attr_setstacksize failed\n");
+ }
+ }
+# endif /* HPUX || GC_DGUX386_THREADS */
+# ifdef CONDPRINT
+ if (GC_print_stats) {
+ GC_printf1("Starting %ld marker threads\n", GC_markers - 1);
+ }
+# endif
+ for (i = 0; i < GC_markers - 1; ++i) {
+ if (0 != PTHREAD_CREATE(GC_mark_threads + i, &attr,
+ GC_mark_thread, (void *)(word)i)) {
+ WARN("Marker thread creation failed, errno = %ld.\n", errno);
+ }
+ }
+}
+
+#else /* !PARALLEL_MARK */
+
+static __inline__ void start_mark_threads()
+{
+}
+
+#endif /* !PARALLEL_MARK */
+
+GC_bool GC_thr_initialized = FALSE;
+
+volatile GC_thread GC_threads[THREAD_TABLE_SZ];
+
+void GC_push_thread_structures GC_PROTO((void))
+{
+ GC_push_all((ptr_t)(GC_threads), (ptr_t)(GC_threads)+sizeof(GC_threads));
+# if defined(THREAD_LOCAL_ALLOC) && !defined(DBG_HDRS_ALL)
+ GC_push_all((ptr_t)(&GC_thread_key),
+ (ptr_t)(&GC_thread_key)+sizeof(&GC_thread_key));
+# endif
+}
+
+#ifdef THREAD_LOCAL_ALLOC
+/* We must explicitly mark ptrfree and gcj free lists, since the free */
+/* list links wouldn't otherwise be found. We also set them in the */
+/* normal free lists, since that involves touching less memory than if */
+/* we scanned them normally. */
+void GC_mark_thread_local_free_lists(void)
+{
+ int i, j;
+ GC_thread p;
+ ptr_t q;
+
+ for (i = 0; i < THREAD_TABLE_SZ; ++i) {
+ for (p = GC_threads[i]; 0 != p; p = p -> next) {
+ for (j = 1; j < NFREELISTS; ++j) {
+ q = p -> ptrfree_freelists[j];
+ if ((word)q > HBLKSIZE) GC_set_fl_marks(q);
+ q = p -> normal_freelists[j];
+ if ((word)q > HBLKSIZE) GC_set_fl_marks(q);
+# ifdef GC_GCJ_SUPPORT
+ q = p -> gcj_freelists[j];
+ if ((word)q > HBLKSIZE) GC_set_fl_marks(q);
+# endif /* GC_GCJ_SUPPORT */
+ }
+ }
+ }
+}
+#endif /* THREAD_LOCAL_ALLOC */
+
+static struct GC_Thread_Rep first_thread;
+
+/* Add a thread to GC_threads. We assume it wasn't already there. */
+/* Caller holds allocation lock. */
+GC_thread GC_new_thread(pthread_t id)
+{
+ int hv = ((word)id) % THREAD_TABLE_SZ;
+ GC_thread result;
+ static GC_bool first_thread_used = FALSE;
+
+ if (!first_thread_used) {
+ result = &first_thread;
+ first_thread_used = TRUE;
+ } else {
+ result = (struct GC_Thread_Rep *)
+ GC_INTERNAL_MALLOC(sizeof(struct GC_Thread_Rep), NORMAL);
+ }
+ if (result == 0) return(0);
+ result -> id = id;
+ result -> next = GC_threads[hv];
+ GC_threads[hv] = result;
+ GC_ASSERT(result -> flags == 0 && result -> thread_blocked == 0);
+ return(result);
+}
+
+/* Delete a thread from GC_threads. We assume it is there. */
+/* (The code intentionally traps if it wasn't.) */
+/* Caller holds allocation lock. */
+void GC_delete_thread(pthread_t id)
+{
+ int hv = ((word)id) % THREAD_TABLE_SZ;
+ register GC_thread p = GC_threads[hv];
+ register GC_thread prev = 0;
+
+ while (!pthread_equal(p -> id, id)) {
+ prev = p;
+ p = p -> next;
+ }
+ if (prev == 0) {
+ GC_threads[hv] = p -> next;
+ } else {
+ prev -> next = p -> next;
+ }
+
+ if (p != &first_thread)
+ GC_INTERNAL_FREE(p);
+}
+
+/* If a thread has been joined, but we have not yet */
+/* been notified, then there may be more than one thread */
+/* in the table with the same pthread id. */
+/* This is OK, but we need a way to delete a specific one. */
+void GC_delete_gc_thread(pthread_t id, GC_thread gc_id)
+{
+ int hv = ((word)id) % THREAD_TABLE_SZ;
+ register GC_thread p = GC_threads[hv];
+ register GC_thread prev = 0;
+
+ while (p != gc_id) {
+ prev = p;
+ p = p -> next;
+ }
+ if (prev == 0) {
+ GC_threads[hv] = p -> next;
+ } else {
+ prev -> next = p -> next;
+ }
+ GC_INTERNAL_FREE(p);
+}
+
+/* Return a GC_thread corresponding to a given pthread_t. */
+/* Returns 0 if it's not there. */
+/* Caller holds allocation lock or otherwise inhibits */
+/* updates. */
+/* If there is more than one thread with the given id we */
+/* return the most recent one. */
+GC_thread GC_lookup_thread(pthread_t id)
+{
+ int hv = ((word)id) % THREAD_TABLE_SZ;
+ register GC_thread p = GC_threads[hv];
+
+ while (p != 0 && !pthread_equal(p -> id, id)) p = p -> next;
+ return(p);
+}
+
+#ifdef HANDLE_FORK
+/* Remove all entries from the GC_threads table, except the */
+/* one for the current thread. We need to do this in the child */
+/* process after a fork(), since only the current thread */
+/* survives in the child. */
+void GC_remove_all_threads_but_me(void)
+{
+ pthread_t self = pthread_self();
+ int hv;
+ GC_thread p, next, me;
+
+ for (hv = 0; hv < THREAD_TABLE_SZ; ++hv) {
+ me = 0;
+ for (p = GC_threads[hv]; 0 != p; p = next) {
+ next = p -> next;
+ if (p -> id == self) {
+ me = p;
+ p -> next = 0;
+ } else {
+# ifdef THREAD_LOCAL_ALLOC
+ if (!(p -> flags & FINISHED)) {
+ GC_destroy_thread_local(p);
+ }
+# endif /* THREAD_LOCAL_ALLOC */
+ if (p != &first_thread) GC_INTERNAL_FREE(p);
+ }
+ }
+ GC_threads[hv] = me;
+ }
+}
+#endif /* HANDLE_FORK */
+
+#ifdef USE_PROC_FOR_LIBRARIES
+int GC_segment_is_thread_stack(ptr_t lo, ptr_t hi)
+{
+ int i;
+ GC_thread p;
+
+# ifdef PARALLEL_MARK
+ for (i = 0; i < GC_markers; ++i) {
+ if (marker_sp[i] > lo & marker_sp[i] < hi) return 1;
+ }
+# endif
+ for (i = 0; i < THREAD_TABLE_SZ; i++) {
+ for (p = GC_threads[i]; p != 0; p = p -> next) {
+ if (0 != p -> stack_end) {
+# ifdef STACK_GROWS_UP
+ if (p -> stack_end >= lo && p -> stack_end < hi) return 1;
+# else /* STACK_GROWS_DOWN */
+ if (p -> stack_end > lo && p -> stack_end <= hi) return 1;
+# endif
+ }
+ }
+ }
+ return 0;
+}
+#endif /* USE_PROC_FOR_LIBRARIES */
+
+#ifdef GC_LINUX_THREADS
+/* Return the number of processors, or i<= 0 if it can't be determined. */
+int GC_get_nprocs()
+{
+ /* Should be "return sysconf(_SC_NPROCESSORS_ONLN);" but that */
+ /* appears to be buggy in many cases. */
+ /* We look for lines "cpu<n>" in /proc/stat. */
+# define STAT_BUF_SIZE 4096
+# define STAT_READ read
+ /* If read is wrapped, this may need to be redefined to call */
+ /* the real one. */
+ char stat_buf[STAT_BUF_SIZE];
+ int f;
+ word result = 1;
+ /* Some old kernels only have a single "cpu nnnn ..." */
+ /* entry in /proc/stat. We identify those as */
+ /* uniprocessors. */
+ size_t i, len = 0;
+
+ f = open("/proc/stat", O_RDONLY);
+ if (f < 0 || (len = STAT_READ(f, stat_buf, STAT_BUF_SIZE)) < 100) {
+ WARN("Couldn't read /proc/stat\n", 0);
+ return -1;
+ }
+ for (i = 0; i < len - 100; ++i) {
+ if (stat_buf[i] == '\n' && stat_buf[i+1] == 'c'
+ && stat_buf[i+2] == 'p' && stat_buf[i+3] == 'u') {
+ int cpu_no = atoi(stat_buf + i + 4);
+ if (cpu_no >= result) result = cpu_no + 1;
+ }
+ }
+ close(f);
+ return result;
+}
+#endif /* GC_LINUX_THREADS */
+
+/* We hold the GC lock. Wait until an in-progress GC has finished. */
+/* Repeatedly RELEASES GC LOCK in order to wait. */
+/* If wait_for_all is true, then we exit with the GC lock held and no */
+/* collection in progress; otherwise we just wait for the current GC */
+/* to finish. */
+extern GC_bool GC_collection_in_progress();
+void GC_wait_for_gc_completion(GC_bool wait_for_all)
+{
+ if (GC_incremental && GC_collection_in_progress()) {
+ int old_gc_no = GC_gc_no;
+
+ /* Make sure that no part of our stack is still on the mark stack, */
+ /* since it's about to be unmapped. */
+ while (GC_incremental && GC_collection_in_progress()
+ && (wait_for_all || old_gc_no == GC_gc_no)) {
+ ENTER_GC();
+ GC_in_thread_creation = TRUE;
+ GC_collect_a_little_inner(1);
+ GC_in_thread_creation = FALSE;
+ EXIT_GC();
+ UNLOCK();
+ sched_yield();
+ LOCK();
+ }
+ }
+}
+
+#ifdef HANDLE_FORK
+/* Procedures called before and after a fork. The goal here is to make */
+/* it safe to call GC_malloc() in a forked child. It's unclear that is */
+/* attainable, since the single UNIX spec seems to imply that one */
+/* should only call async-signal-safe functions, and we probably can't */
+/* quite guarantee that. But we give it our best shot. (That same */
+/* spec also implies that it's not safe to call the system malloc */
+/* between fork() and exec(). Thus we're doing no worse than it. */
+
+/* Called before a fork() */
+void GC_fork_prepare_proc(void)
+{
+ /* Acquire all relevant locks, so that after releasing the locks */
+ /* the child will see a consistent state in which monitor */
+ /* invariants hold. Unfortunately, we can't acquire libc locks */
+ /* we might need, and there seems to be no guarantee that libc */
+ /* must install a suitable fork handler. */
+ /* Wait for an ongoing GC to finish, since we can't finish it in */
+ /* the (one remaining thread in) the child. */
+ LOCK();
+# if defined(PARALLEL_MARK) || defined(THREAD_LOCAL_ALLOC)
+ GC_wait_for_reclaim();
+# endif
+ GC_wait_for_gc_completion(TRUE);
+# if defined(PARALLEL_MARK) || defined(THREAD_LOCAL_ALLOC)
+ GC_acquire_mark_lock();
+# endif
+}
+
+/* Called in parent after a fork() */
+void GC_fork_parent_proc(void)
+{
+# if defined(PARALLEL_MARK) || defined(THREAD_LOCAL_ALLOC)
+ GC_release_mark_lock();
+# endif
+ UNLOCK();
+}
+
+/* Called in child after a fork() */
+void GC_fork_child_proc(void)
+{
+ /* Clean up the thread table, so that just our thread is left. */
+# if defined(PARALLEL_MARK) || defined(THREAD_LOCAL_ALLOC)
+ GC_release_mark_lock();
+# endif
+ GC_remove_all_threads_but_me();
+# ifdef PARALLEL_MARK
+ /* Turn off parallel marking in the child, since we are probably */
+ /* just going to exec, and we would have to restart mark threads. */
+ GC_markers = 1;
+ GC_parallel = FALSE;
+# endif /* PARALLEL_MARK */
+ UNLOCK();
+}
+#endif /* HANDLE_FORK */
+
+#if defined(GC_DGUX386_THREADS)
+/* Return the number of processors, or i<= 0 if it can't be determined. */
+int GC_get_nprocs()
+{
+ /* <takis at XFree86.Org> */
+ int numCpus;
+ struct dg_sys_info_pm_info pm_sysinfo;
+ int status =0;
+
+ status = dg_sys_info((long int *) &pm_sysinfo,
+ DG_SYS_INFO_PM_INFO_TYPE, DG_SYS_INFO_PM_CURRENT_VERSION);
+ if (status < 0)
+ /* set -1 for error */
+ numCpus = -1;
+ else
+ /* Active CPUs */
+ numCpus = pm_sysinfo.idle_vp_count;
+
+# ifdef DEBUG_THREADS
+ GC_printf1("Number of active CPUs in this system: %d\n", numCpus);
+# endif
+ return(numCpus);
+}
+#endif /* GC_DGUX386_THREADS */
+
+/* We hold the allocation lock. */
+void GC_thr_init()
+{
+# ifndef GC_DARWIN_THREADS
+ int dummy;
+# endif
+ GC_thread t;
+
+ if (GC_thr_initialized) return;
+ GC_thr_initialized = TRUE;
+
+# ifdef HANDLE_FORK
+ /* Prepare for a possible fork. */
+ pthread_atfork(GC_fork_prepare_proc, GC_fork_parent_proc,
+ GC_fork_child_proc);
+# endif /* HANDLE_FORK */
+ /* Add the initial thread, so we can stop it. */
+ t = GC_new_thread(pthread_self());
+# ifdef GC_DARWIN_THREADS
+ t -> stop_info.mach_thread = mach_thread_self();
+# else
+ t -> stop_info.stack_ptr = (ptr_t)(&dummy);
+# endif
+ t -> flags = DETACHED | MAIN_THREAD;
+
+ GC_stop_init();
+
+ /* Set GC_nprocs. */
+ {
+ char * nprocs_string = GETENV("GC_NPROCS");
+ GC_nprocs = -1;
+ if (nprocs_string != NULL) GC_nprocs = atoi(nprocs_string);
+ }
+ if (GC_nprocs <= 0) {
+# if defined(GC_HPUX_THREADS)
+ GC_nprocs = pthread_num_processors_np();
+# endif
+# if defined(GC_OSF1_THREADS) || defined(GC_AIX_THREADS)
+ GC_nprocs = sysconf(_SC_NPROCESSORS_ONLN);
+ if (GC_nprocs <= 0) GC_nprocs = 1;
+# endif
+# if defined(GC_IRIX_THREADS)
+ GC_nprocs = sysconf(_SC_NPROC_ONLN);
+ if (GC_nprocs <= 0) GC_nprocs = 1;
+# endif
+# if defined(GC_DARWIN_THREADS) || defined(GC_FREEBSD_THREADS)
+ int ncpus = 1;
+ size_t len = sizeof(ncpus);
+ sysctl((int[2]) {CTL_HW, HW_NCPU}, 2, &ncpus, &len, NULL, 0);
+ GC_nprocs = ncpus;
+# endif
+# if defined(GC_LINUX_THREADS) || defined(GC_DGUX386_THREADS)
+ GC_nprocs = GC_get_nprocs();
+# endif
+ }
+ if (GC_nprocs <= 0) {
+ WARN("GC_get_nprocs() returned %ld\n", GC_nprocs);
+ GC_nprocs = 2;
+# ifdef PARALLEL_MARK
+ GC_markers = 1;
+# endif
+ } else {
+# ifdef PARALLEL_MARK
+ {
+ char * markers_string = GETENV("GC_MARKERS");
+ if (markers_string != NULL) {
+ GC_markers = atoi(markers_string);
+ } else {
+ GC_markers = GC_nprocs;
+ }
+ }
+# endif
+ }
+# ifdef PARALLEL_MARK
+# ifdef CONDPRINT
+ if (GC_print_stats) {
+ GC_printf2("Number of processors = %ld, "
+ "number of marker threads = %ld\n", GC_nprocs, GC_markers);
+ }
+# endif
+ if (GC_markers == 1) {
+ GC_parallel = FALSE;
+# ifdef CONDPRINT
+ if (GC_print_stats) {
+ GC_printf0("Single marker thread, turning off parallel marking\n");
+ }
+# endif
+ } else {
+ GC_parallel = TRUE;
+ /* Disable true incremental collection, but generational is OK. */
+ GC_time_limit = GC_TIME_UNLIMITED;
+ }
+ /* If we are using a parallel marker, actually start helper threads. */
+ if (GC_parallel) start_mark_threads();
+# endif
+}
+
+
+/* Perform all initializations, including those that */
+/* may require allocation. */
+/* Called without allocation lock. */
+/* Must be called before a second thread is created. */
+/* Called without allocation lock. */
+void GC_init_parallel()
+{
+ if (parallel_initialized) return;
+ parallel_initialized = TRUE;
+
+ /* GC_init() calls us back, so set flag first. */
+ if (!GC_is_initialized) GC_init();
+ /* Initialize thread local free lists if used. */
+# if defined(THREAD_LOCAL_ALLOC) && !defined(DBG_HDRS_ALL)
+ LOCK();
+ GC_init_thread_local(GC_lookup_thread(pthread_self()));
+ UNLOCK();
+# endif
+}
+
+
+#if !defined(GC_DARWIN_THREADS)
+int WRAP_FUNC(pthread_sigmask)(int how, const sigset_t *set, sigset_t *oset)
+{
+ sigset_t fudged_set;
+
+ if (set != NULL && (how == SIG_BLOCK || how == SIG_SETMASK)) {
+ fudged_set = *set;
+ sigdelset(&fudged_set, SIG_SUSPEND);
+ set = &fudged_set;
+ }
+ return(REAL_FUNC(pthread_sigmask)(how, set, oset));
+}
+#endif /* !GC_DARWIN_THREADS */
+
+/* Wrappers for functions that are likely to block for an appreciable */
+/* length of time. Must be called in pairs, if at all. */
+/* Nothing much beyond the system call itself should be executed */
+/* between these. */
+
+void GC_start_blocking(void) {
+# define SP_SLOP 128
+ GC_thread me;
+ LOCK();
+ me = GC_lookup_thread(pthread_self());
+ GC_ASSERT(!(me -> thread_blocked));
+# ifdef SPARC
+ me -> stop_info.stack_ptr = (ptr_t)GC_save_regs_in_stack();
+# else
+# ifndef GC_DARWIN_THREADS
+ me -> stop_info.stack_ptr = (ptr_t)GC_approx_sp();
+# endif
+# endif
+# ifdef IA64
+ me -> backing_store_ptr = (ptr_t)GC_save_regs_in_stack() + SP_SLOP;
+# endif
+ /* Add some slop to the stack pointer, since the wrapped call may */
+ /* end up pushing more callee-save registers. */
+# ifndef GC_DARWIN_THREADS
+# ifdef STACK_GROWS_UP
+ me -> stop_info.stack_ptr += SP_SLOP;
+# else
+ me -> stop_info.stack_ptr -= SP_SLOP;
+# endif
+# endif
+ me -> thread_blocked = TRUE;
+ UNLOCK();
+}
+
+void GC_end_blocking(void) {
+ GC_thread me;
+ LOCK(); /* This will block if the world is stopped. */
+ me = GC_lookup_thread(pthread_self());
+ GC_ASSERT(me -> thread_blocked);
+ me -> thread_blocked = FALSE;
+ UNLOCK();
+}
+
+#if defined(GC_DGUX386_THREADS)
+#define __d10_sleep sleep
+#endif /* GC_DGUX386_THREADS */
+
+/* A wrapper for the standard C sleep function */
+int WRAP_FUNC(sleep) (unsigned int seconds)
+{
+ int result;
+
+ GC_start_blocking();
+ result = REAL_FUNC(sleep)(seconds);
+ GC_end_blocking();
+ return result;
+}
+
+struct start_info {
+ void *(*start_routine)(void *);
+ void *arg;
+ word flags;
+ sem_t registered; /* 1 ==> in our thread table, but */
+ /* parent hasn't yet noticed. */
+};
+
+/* Called at thread exit. */
+/* Never called for main thread. That's OK, since it */
+/* results in at most a tiny one-time leak. And */
+/* linuxthreads doesn't reclaim the main threads */
+/* resources or id anyway. */
+void GC_thread_exit_proc(void *arg)
+{
+ GC_thread me;
+
+ LOCK();
+ me = GC_lookup_thread(pthread_self());
+ GC_destroy_thread_local(me);
+ if (me -> flags & DETACHED) {
+ GC_delete_thread(pthread_self());
+ } else {
+ me -> flags |= FINISHED;
+ }
+# if defined(THREAD_LOCAL_ALLOC) && !defined(USE_PTHREAD_SPECIFIC) \
+ && !defined(USE_COMPILER_TLS) && !defined(DBG_HDRS_ALL)
+ GC_remove_specific(GC_thread_key);
+# endif
+ /* The following may run the GC from "nonexistent" thread. */
+ GC_wait_for_gc_completion(FALSE);
+ UNLOCK();
+}
+
+int WRAP_FUNC(pthread_join)(pthread_t thread, void **retval)
+{
+ int result;
+ GC_thread thread_gc_id;
+
+ LOCK();
+ thread_gc_id = GC_lookup_thread(thread);
+ /* This is guaranteed to be the intended one, since the thread id */
+ /* cant have been recycled by pthreads. */
+ UNLOCK();
+ result = REAL_FUNC(pthread_join)(thread, retval);
+# if defined (GC_FREEBSD_THREADS)
+ /* On FreeBSD, the wrapped pthread_join() sometimes returns (what
+ appears to be) a spurious EINTR which caused the test and real code
+ to gratuitously fail. Having looked at system pthread library source
+ code, I see how this return code may be generated. In one path of
+ code, pthread_join() just returns the errno setting of the thread
+ being joined. This does not match the POSIX specification or the
+ local man pages thus I have taken the liberty to catch this one
+ spurious return value properly conditionalized on GC_FREEBSD_THREADS. */
+ if (result == EINTR) result = 0;
+# endif
+ if (result == 0) {
+ LOCK();
+ /* Here the pthread thread id may have been recycled. */
+ GC_delete_gc_thread(thread, thread_gc_id);
+ UNLOCK();
+ }
+ return result;
+}
+
+int
+WRAP_FUNC(pthread_detach)(pthread_t thread)
+{
+ int result;
+ GC_thread thread_gc_id;
+
+ LOCK();
+ thread_gc_id = GC_lookup_thread(thread);
+ UNLOCK();
+ result = REAL_FUNC(pthread_detach)(thread);
+ if (result == 0) {
+ LOCK();
+ thread_gc_id -> flags |= DETACHED;
+ /* Here the pthread thread id may have been recycled. */
+ if (thread_gc_id -> flags & FINISHED) {
+ GC_delete_gc_thread(thread, thread_gc_id);
+ }
+ UNLOCK();
+ }
+ return result;
+}
+
+GC_bool GC_in_thread_creation = FALSE;
+
+GC_PTR GC_get_thread_stack_base()
+{
+# ifdef HAVE_PTHREAD_GETATTR_NP
+ pthread_t my_pthread;
+ pthread_attr_t attr;
+ ptr_t stack_addr;
+ size_t stack_size;
+
+ my_pthread = pthread_self();
+ pthread_getattr_np (my_pthread, &attr);
+ pthread_attr_getstack (&attr, (void **) &stack_addr, &stack_size);
+ pthread_attr_destroy (&attr);
+
+# ifdef DEBUG_THREADS
+ GC_printf1("attached thread stack address: 0x%x\n", stack_addr);
+# endif
+
+# ifdef STACK_GROWS_DOWN
+ return stack_addr + stack_size;
+# else
+ return stack_addr - stack_size;
+# endif
+
+# else
+# ifdef DEBUG_THREADS
+ GC_printf1("Can not determine stack base for attached thread");
+# endif
+ return 0;
+# endif
+}
+
+void GC_register_my_thread()
+{
+ GC_thread me;
+ pthread_t my_pthread;
+
+ my_pthread = pthread_self();
+# ifdef DEBUG_THREADS
+ GC_printf1("Attaching thread 0x%lx\n", my_pthread);
+ GC_printf1("pid = %ld\n", (long) getpid());
+# endif
+
+ /* Check to ensure this thread isn't attached already. */
+ LOCK();
+ me = GC_lookup_thread (my_pthread);
+ UNLOCK();
+ if (me != 0)
+ {
+# ifdef DEBUG_THREADS
+ GC_printf1("Attempt to re-attach known thread 0x%lx\n", my_pthread);
+# endif
+ return;
+ }
+
+ LOCK();
+ GC_in_thread_creation = TRUE;
+ me = GC_new_thread(my_pthread);
+ GC_in_thread_creation = FALSE;
+
+ me -> flags |= DETACHED;
+
+#ifdef GC_DARWIN_THREADS
+ me -> stop_info.mach_thread = mach_thread_self();
+#else
+ me -> stack_end = GC_get_thread_stack_base();
+ if (me -> stack_end == 0)
+ GC_abort("Can not determine stack base for attached thread");
+
+# ifdef STACK_GROWS_DOWN
+ me -> stop_info.stack_ptr = me -> stack_end - 0x10;
+# else
+ me -> stop_info.stack_ptr = me -> stack_end + 0x10;
+# endif
+#endif
+
+# ifdef IA64
+ me -> backing_store_end = (ptr_t)
+ (GC_save_regs_in_stack() & ~(GC_page_size - 1));
+ /* This is also < 100% convincing. We should also read this */
+ /* from /proc, but the hook to do so isn't there yet. */
+# endif /* IA64 */
+
+# if defined(THREAD_LOCAL_ALLOC) && !defined(DBG_HDRS_ALL)
+ GC_init_thread_local(me);
+# endif
+ UNLOCK();
+}
+
+void GC_unregister_my_thread()
+{
+ pthread_t my_pthread;
+
+ my_pthread = pthread_self();
+
+# ifdef DEBUG_THREADS
+ GC_printf1("Detaching thread 0x%lx\n", my_pthread);
+# endif
+
+ GC_thread_exit_proc (0);
+}
+
+void * GC_start_routine(void * arg)
+{
+ int dummy;
+ struct start_info * si = arg;
+ void * result;
+ GC_thread me;
+ pthread_t my_pthread;
+ void *(*start)(void *);
+ void *start_arg;
+
+ my_pthread = pthread_self();
+# ifdef DEBUG_THREADS
+ GC_printf1("Starting thread 0x%lx\n", my_pthread);
+ GC_printf1("pid = %ld\n", (long) getpid());
+ GC_printf1("sp = 0x%lx\n", (long) &arg);
+# endif
+ LOCK();
+ GC_in_thread_creation = TRUE;
+ me = GC_new_thread(my_pthread);
+ GC_in_thread_creation = FALSE;
+#ifdef GC_DARWIN_THREADS
+ me -> stop_info.mach_thread = mach_thread_self();
+#else
+ me -> stop_info.stack_ptr = 0;
+#endif
+ me -> flags = si -> flags;
+ /* me -> stack_end = GC_linux_stack_base(); -- currently (11/99) */
+ /* doesn't work because the stack base in /proc/self/stat is the */
+ /* one for the main thread. There is a strong argument that that's */
+ /* a kernel bug, but a pervasive one. */
+# ifdef STACK_GROWS_DOWN
+ me -> stack_end = (ptr_t)(((word)(&dummy) + (GC_page_size - 1))
+ & ~(GC_page_size - 1));
+# ifndef GC_DARWIN_THREADS
+ me -> stop_info.stack_ptr = me -> stack_end - 0x10;
+# endif
+ /* Needs to be plausible, since an asynchronous stack mark */
+ /* should not crash. */
+# else
+ me -> stack_end = (ptr_t)((word)(&dummy) & ~(GC_page_size - 1));
+ me -> stop_info.stack_ptr = me -> stack_end + 0x10;
+# endif
+ /* This is dubious, since we may be more than a page into the stack, */
+ /* and hence skip some of it, though it's not clear that matters. */
+# ifdef IA64
+ me -> backing_store_end = (ptr_t)
+ (GC_save_regs_in_stack() & ~(GC_page_size - 1));
+ /* This is also < 100% convincing. We should also read this */
+ /* from /proc, but the hook to do so isn't there yet. */
+# endif /* IA64 */
+ UNLOCK();
+ start = si -> start_routine;
+# ifdef DEBUG_THREADS
+ GC_printf1("start_routine = 0x%lx\n", start);
+# endif
+ start_arg = si -> arg;
+ sem_post(&(si -> registered)); /* Last action on si. */
+ /* OK to deallocate. */
+ pthread_cleanup_push(GC_thread_exit_proc, 0);
+# if defined(THREAD_LOCAL_ALLOC) && !defined(DBG_HDRS_ALL)
+ LOCK();
+ GC_init_thread_local(me);
+ UNLOCK();
+# endif
+ result = (*start)(start_arg);
+#if DEBUG_THREADS
+ GC_printf1("Finishing thread 0x%x\n", pthread_self());
+#endif
+ me -> status = result;
+ pthread_cleanup_pop(1);
+ /* Cleanup acquires lock, ensuring that we can't exit */
+ /* while a collection that thinks we're alive is trying to stop */
+ /* us. */
+ return(result);
+}
+
+int
+WRAP_FUNC(pthread_create)(pthread_t *new_thread,
+ const pthread_attr_t *attr,
+ void *(*start_routine)(void *), void *arg)
+{
+ int result;
+ int detachstate;
+ word my_flags = 0;
+ struct start_info * si;
+ /* This is otherwise saved only in an area mmapped by the thread */
+ /* library, which isn't visible to the collector. */
+
+ /* We resist the temptation to muck with the stack size here, */
+ /* even if the default is unreasonably small. That's the client's */
+ /* responsibility. */
+
+ LOCK();
+ si = (struct start_info *)GC_INTERNAL_MALLOC(sizeof(struct start_info),
+ NORMAL);
+ UNLOCK();
+ if (!parallel_initialized) GC_init_parallel();
+ if (0 == si) return(ENOMEM);
+ sem_init(&(si -> registered), 0, 0);
+ si -> start_routine = start_routine;
+ si -> arg = arg;
+ LOCK();
+ if (!GC_thr_initialized) GC_thr_init();
+# ifdef GC_ASSERTIONS
+ {
+ size_t stack_size;
+ if (NULL == attr) {
+ pthread_attr_t my_attr;
+ pthread_attr_init(&my_attr);
+ pthread_attr_getstacksize(&my_attr, &stack_size);
+ } else {
+ pthread_attr_getstacksize(attr, &stack_size);
+ }
+# ifdef PARALLEL_MARK
+ GC_ASSERT(stack_size >= (8*HBLKSIZE*sizeof(word)));
+# else
+ /* FreeBSD-5.3/Alpha: default pthread stack is 64K, */
+ /* HBLKSIZE=8192, sizeof(word)=8 */
+ GC_ASSERT(stack_size >= 65536);
+# endif
+ /* Our threads may need to do some work for the GC. */
+ /* Ridiculously small threads won't work, and they */
+ /* probably wouldn't work anyway. */
+ }
+# endif
+ if (NULL == attr) {
+ detachstate = PTHREAD_CREATE_JOINABLE;
+ } else {
+ pthread_attr_getdetachstate(attr, &detachstate);
+ }
+ if (PTHREAD_CREATE_DETACHED == detachstate) my_flags |= DETACHED;
+ si -> flags = my_flags;
+ UNLOCK();
+# ifdef DEBUG_THREADS
+ GC_printf1("About to start new thread from thread 0x%X\n",
+ pthread_self());
+# endif
+
+ result = REAL_FUNC(pthread_create)(new_thread, attr, GC_start_routine, si);
+
+# ifdef DEBUG_THREADS
+ GC_printf1("Started thread 0x%X\n", *new_thread);
+# endif
+ /* Wait until child has been added to the thread table. */
+ /* This also ensures that we hold onto si until the child is done */
+ /* with it. Thus it doesn't matter whether it is otherwise */
+ /* visible to the collector. */
+ if (0 == result) {
+ while (0 != sem_wait(&(si -> registered))) {
+ if (EINTR != errno) ABORT("sem_wait failed");
+ }
+ }
+ sem_destroy(&(si -> registered));
+ LOCK();
+ GC_INTERNAL_FREE(si);
+ UNLOCK();
+
+ return(result);
+}
+
+#ifdef GENERIC_COMPARE_AND_SWAP
+ pthread_mutex_t GC_compare_and_swap_lock = PTHREAD_MUTEX_INITIALIZER;
+
+ GC_bool GC_compare_and_exchange(volatile GC_word *addr,
+ GC_word old, GC_word new_val)
+ {
+ GC_bool result;
+ pthread_mutex_lock(&GC_compare_and_swap_lock);
+ if (*addr == old) {
+ *addr = new_val;
+ result = TRUE;
+ } else {
+ result = FALSE;
+ }
+ pthread_mutex_unlock(&GC_compare_and_swap_lock);
+ return result;
+ }
+
+ GC_word GC_atomic_add(volatile GC_word *addr, GC_word how_much)
+ {
+ GC_word old;
+ pthread_mutex_lock(&GC_compare_and_swap_lock);
+ old = *addr;
+ *addr = old + how_much;
+ pthread_mutex_unlock(&GC_compare_and_swap_lock);
+ return old;
+ }
+
+#endif /* GENERIC_COMPARE_AND_SWAP */
+/* Spend a few cycles in a way that can't introduce contention with */
+/* othre threads. */
+void GC_pause()
+{
+ int i;
+# if !defined(__GNUC__) || defined(__INTEL_COMPILER)
+ volatile word dummy = 0;
+# endif
+
+ for (i = 0; i < 10; ++i) {
+# if defined(__GNUC__) && !defined(__INTEL_COMPILER)
+ __asm__ __volatile__ (" " : : : "memory");
+# else
+ /* Something that's unlikely to be optimized away. */
+ GC_noop(++dummy);
+# endif
+ }
+}
+
+#define SPIN_MAX 128 /* Maximum number of calls to GC_pause before */
+ /* give up. */
+
+VOLATILE GC_bool GC_collecting = 0;
+ /* A hint that we're in the collector and */
+ /* holding the allocation lock for an */
+ /* extended period. */
+
+#if !defined(USE_SPIN_LOCK) || defined(PARALLEL_MARK)
+/* If we don't want to use the below spinlock implementation, either */
+/* because we don't have a GC_test_and_set implementation, or because */
+/* we don't want to risk sleeping, we can still try spinning on */
+/* pthread_mutex_trylock for a while. This appears to be very */
+/* beneficial in many cases. */
+/* I suspect that under high contention this is nearly always better */
+/* than the spin lock. But it's a bit slower on a uniprocessor. */
+/* Hence we still default to the spin lock. */
+/* This is also used to acquire the mark lock for the parallel */
+/* marker. */
+
+/* Here we use a strict exponential backoff scheme. I don't know */
+/* whether that's better or worse than the above. We eventually */
+/* yield by calling pthread_mutex_lock(); it never makes sense to */
+/* explicitly sleep. */
+
+#define LOCK_STATS
+#ifdef LOCK_STATS
+ unsigned long GC_spin_count = 0;
+ unsigned long GC_block_count = 0;
+ unsigned long GC_unlocked_count = 0;
+#endif
+
+void GC_generic_lock(pthread_mutex_t * lock)
+{
+#ifndef NO_PTHREAD_TRYLOCK
+ unsigned pause_length = 1;
+ unsigned i;
+
+ if (0 == pthread_mutex_trylock(lock)) {
+# ifdef LOCK_STATS
+ ++GC_unlocked_count;
+# endif
+ return;
+ }
+ for (; pause_length <= SPIN_MAX; pause_length <<= 1) {
+ for (i = 0; i < pause_length; ++i) {
+ GC_pause();
+ }
+ switch(pthread_mutex_trylock(lock)) {
+ case 0:
+# ifdef LOCK_STATS
+ ++GC_spin_count;
+# endif
+ return;
+ case EBUSY:
+ break;
+ default:
+ ABORT("Unexpected error from pthread_mutex_trylock");
+ }
+ }
+#endif /* !NO_PTHREAD_TRYLOCK */
+# ifdef LOCK_STATS
+ ++GC_block_count;
+# endif
+ pthread_mutex_lock(lock);
+}
+
+#endif /* !USE_SPIN_LOCK || PARALLEL_MARK */
+
+#if defined(USE_SPIN_LOCK)
+
+/* Reasonably fast spin locks. Basically the same implementation */
+/* as STL alloc.h. This isn't really the right way to do this. */
+/* but until the POSIX scheduling mess gets straightened out ... */
+
+volatile unsigned int GC_allocate_lock = 0;
+
+
+void GC_lock()
+{
+# define low_spin_max 30 /* spin cycles if we suspect uniprocessor */
+# define high_spin_max SPIN_MAX /* spin cycles for multiprocessor */
+ static unsigned spin_max = low_spin_max;
+ unsigned my_spin_max;
+ static unsigned last_spins = 0;
+ unsigned my_last_spins;
+ int i;
+
+ if (!GC_test_and_set(&GC_allocate_lock)) {
+ return;
+ }
+ my_spin_max = spin_max;
+ my_last_spins = last_spins;
+ for (i = 0; i < my_spin_max; i++) {
+ if (GC_collecting || GC_nprocs == 1) goto yield;
+ if (i < my_last_spins/2 || GC_allocate_lock) {
+ GC_pause();
+ continue;
+ }
+ if (!GC_test_and_set(&GC_allocate_lock)) {
+ /*
+ * got it!
+ * Spinning worked. Thus we're probably not being scheduled
+ * against the other process with which we were contending.
+ * Thus it makes sense to spin longer the next time.
+ */
+ last_spins = i;
+ spin_max = high_spin_max;
+ return;
+ }
+ }
+ /* We are probably being scheduled against the other process. Sleep. */
+ spin_max = low_spin_max;
+yield:
+ for (i = 0;; ++i) {
+ if (!GC_test_and_set(&GC_allocate_lock)) {
+ return;
+ }
+# define SLEEP_THRESHOLD 12
+ /* Under Linux very short sleeps tend to wait until */
+ /* the current time quantum expires. On old Linux */
+ /* kernels nanosleep(<= 2ms) just spins under Linux. */
+ /* (Under 2.4, this happens only for real-time */
+ /* processes.) We want to minimize both behaviors */
+ /* here. */
+ if (i < SLEEP_THRESHOLD) {
+ sched_yield();
+ } else {
+ struct timespec ts;
+
+ if (i > 24) i = 24;
+ /* Don't wait for more than about 15msecs, even */
+ /* under extreme contention. */
+ ts.tv_sec = 0;
+ ts.tv_nsec = 1 << i;
+ nanosleep(&ts, 0);
+ }
+ }
+}
+
+#else /* !USE_SPINLOCK */
+void GC_lock()
+{
+#ifndef NO_PTHREAD_TRYLOCK
+ if (1 == GC_nprocs || GC_collecting) {
+ pthread_mutex_lock(&GC_allocate_ml);
+ } else {
+ GC_generic_lock(&GC_allocate_ml);
+ }
+#else /* !NO_PTHREAD_TRYLOCK */
+ pthread_mutex_lock(&GC_allocate_ml);
+#endif /* !NO_PTHREAD_TRYLOCK */
+}
+
+#endif /* !USE_SPINLOCK */
+
+#if defined(PARALLEL_MARK) || defined(THREAD_LOCAL_ALLOC)
+
+#ifdef GC_ASSERTIONS
+ pthread_t GC_mark_lock_holder = NO_THREAD;
+#endif
+
+#if 0
+ /* Ugly workaround for a linux threads bug in the final versions */
+ /* of glibc2.1. Pthread_mutex_trylock sets the mutex owner */
+ /* field even when it fails to acquire the mutex. This causes */
+ /* pthread_cond_wait to die. Remove for glibc2.2. */
+ /* According to the man page, we should use */
+ /* PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP, but that isn't actually */
+ /* defined. */
+ static pthread_mutex_t mark_mutex =
+ {0, 0, 0, PTHREAD_MUTEX_ERRORCHECK_NP, {0, 0}};
+#else
+ static pthread_mutex_t mark_mutex = PTHREAD_MUTEX_INITIALIZER;
+#endif
+
+static pthread_cond_t builder_cv = PTHREAD_COND_INITIALIZER;
+
+void GC_acquire_mark_lock()
+{
+/*
+ if (pthread_mutex_lock(&mark_mutex) != 0) {
+ ABORT("pthread_mutex_lock failed");
+ }
+*/
+ GC_generic_lock(&mark_mutex);
+# ifdef GC_ASSERTIONS
+ GC_mark_lock_holder = pthread_self();
+# endif
+}
+
+void GC_release_mark_lock()
+{
+ GC_ASSERT(GC_mark_lock_holder == pthread_self());
+# ifdef GC_ASSERTIONS
+ GC_mark_lock_holder = NO_THREAD;
+# endif
+ if (pthread_mutex_unlock(&mark_mutex) != 0) {
+ ABORT("pthread_mutex_unlock failed");
+ }
+}
+
+/* Collector must wait for a freelist builders for 2 reasons: */
+/* 1) Mark bits may still be getting examined without lock. */
+/* 2) Partial free lists referenced only by locals may not be scanned */
+/* correctly, e.g. if they contain "pointer-free" objects, since the */
+/* free-list link may be ignored. */
+void GC_wait_builder()
+{
+ GC_ASSERT(GC_mark_lock_holder == pthread_self());
+# ifdef GC_ASSERTIONS
+ GC_mark_lock_holder = NO_THREAD;
+# endif
+ if (pthread_cond_wait(&builder_cv, &mark_mutex) != 0) {
+ ABORT("pthread_cond_wait failed");
+ }
+ GC_ASSERT(GC_mark_lock_holder == NO_THREAD);
+# ifdef GC_ASSERTIONS
+ GC_mark_lock_holder = pthread_self();
+# endif
+}
+
+void GC_wait_for_reclaim()
+{
+ GC_acquire_mark_lock();
+ while (GC_fl_builder_count > 0) {
+ GC_wait_builder();
+ }
+ GC_release_mark_lock();
+}
+
+void GC_notify_all_builder()
+{
+ GC_ASSERT(GC_mark_lock_holder == pthread_self());
+ if (pthread_cond_broadcast(&builder_cv) != 0) {
+ ABORT("pthread_cond_broadcast failed");
+ }
+}
+
+#endif /* PARALLEL_MARK || THREAD_LOCAL_ALLOC */
+
+#ifdef PARALLEL_MARK
+
+static pthread_cond_t mark_cv = PTHREAD_COND_INITIALIZER;
+
+void GC_wait_marker()
+{
+ GC_ASSERT(GC_mark_lock_holder == pthread_self());
+# ifdef GC_ASSERTIONS
+ GC_mark_lock_holder = NO_THREAD;
+# endif
+ if (pthread_cond_wait(&mark_cv, &mark_mutex) != 0) {
+ ABORT("pthread_cond_wait failed");
+ }
+ GC_ASSERT(GC_mark_lock_holder == NO_THREAD);
+# ifdef GC_ASSERTIONS
+ GC_mark_lock_holder = pthread_self();
+# endif
+}
+
+void GC_notify_all_marker()
+{
+ if (pthread_cond_broadcast(&mark_cv) != 0) {
+ ABORT("pthread_cond_broadcast failed");
+ }
+}
+
+#endif /* PARALLEL_MARK */
+
+# endif /* GC_LINUX_THREADS and friends */
+
Added: llvm-gcc-4.2/trunk/boehm-gc/ptr_chck.c
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/boehm-gc/ptr_chck.c?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/boehm-gc/ptr_chck.c (added)
+++ llvm-gcc-4.2/trunk/boehm-gc/ptr_chck.c Thu Nov 8 16:56:19 2007
@@ -0,0 +1,328 @@
+/*
+ * Copyright (c) 1991-1994 by Xerox Corporation. All rights reserved.
+ *
+ * THIS MATERIAL IS PROVIDED AS IS, WITH ABSOLUTELY NO WARRANTY EXPRESSED
+ * OR IMPLIED. ANY USE IS AT YOUR OWN RISK.
+ *
+ * Permission is hereby granted to use or copy this program
+ * for any purpose, provided the above notices are retained on all copies.
+ * Permission to modify the code and to distribute modified code is granted,
+ * provided the above notices are retained, and a notice that the code was
+ * modified is included with the above copyright notice.
+ */
+
+/*
+ * These are checking routines calls to which could be inserted by a
+ * preprocessor to validate C pointer arithmetic.
+ */
+
+#include "private/gc_pmark.h"
+
+#ifdef __STDC__
+void GC_default_same_obj_print_proc(GC_PTR p, GC_PTR q)
+#else
+void GC_default_same_obj_print_proc (p, q)
+GC_PTR p, q;
+#endif
+{
+ GC_err_printf2("0x%lx and 0x%lx are not in the same object\n",
+ (unsigned long)p, (unsigned long)q);
+ ABORT("GC_same_obj test failed");
+}
+
+void (*GC_same_obj_print_proc) GC_PROTO((GC_PTR, GC_PTR))
+ = GC_default_same_obj_print_proc;
+
+/* Check that p and q point to the same object. Call */
+/* *GC_same_obj_print_proc if they don't. */
+/* Returns the first argument. (Return value may be hard */
+/* to use,due to typing issues. But if we had a suitable */
+/* preprocessor ...) */
+/* Succeeds if neither p nor q points to the heap. */
+/* We assume this is performance critical. (It shouldn't */
+/* be called by production code, but this can easily make */
+/* debugging intolerably slow.) */
+#ifdef __STDC__
+ GC_PTR GC_same_obj(register void *p, register void *q)
+#else
+ GC_PTR GC_same_obj(p, q)
+ register char *p, *q;
+#endif
+{
+ register struct hblk *h;
+ register hdr *hhdr;
+ register ptr_t base, limit;
+ register word sz;
+
+ if (!GC_is_initialized) GC_init();
+ hhdr = HDR((word)p);
+ if (hhdr == 0) {
+ if (divHBLKSZ((word)p) != divHBLKSZ((word)q)
+ && HDR((word)q) != 0) {
+ goto fail;
+ }
+ return(p);
+ }
+ /* If it's a pointer to the middle of a large object, move it */
+ /* to the beginning. */
+ if (IS_FORWARDING_ADDR_OR_NIL(hhdr)) {
+ h = HBLKPTR(p) - (word)hhdr;
+ hhdr = HDR(h);
+ while (IS_FORWARDING_ADDR_OR_NIL(hhdr)) {
+ h = FORWARDED_ADDR(h, hhdr);
+ hhdr = HDR(h);
+ }
+ limit = (ptr_t)((word *)h + hhdr -> hb_sz);
+ if ((ptr_t)p >= limit || (ptr_t)q >= limit || (ptr_t)q < (ptr_t)h ) {
+ goto fail;
+ }
+ return(p);
+ }
+ sz = WORDS_TO_BYTES(hhdr -> hb_sz);
+ if (sz > MAXOBJBYTES) {
+ base = (ptr_t)HBLKPTR(p);
+ limit = base + sz;
+ if ((ptr_t)p >= limit) {
+ goto fail;
+ }
+ } else {
+ register int map_entry;
+ register int pdispl = HBLKDISPL(p);
+
+ map_entry = MAP_ENTRY((hhdr -> hb_map), pdispl);
+ if (map_entry > CPP_MAX_OFFSET) {
+ map_entry = BYTES_TO_WORDS(pdispl) % BYTES_TO_WORDS(sz);
+ if (HBLKPTR(p) != HBLKPTR(q)) goto fail;
+ /* W/o this check, we might miss an error if */
+ /* q points to the first object on a page, and */
+ /* points just before the page. */
+ }
+ base = (char *)((word)p & ~(WORDS_TO_BYTES(1) - 1));
+ base -= WORDS_TO_BYTES(map_entry);
+ limit = base + sz;
+ }
+ /* [base, limit) delimits the object containing p, if any. */
+ /* If p is not inside a valid object, then either q is */
+ /* also outside any valid object, or it is outside */
+ /* [base, limit). */
+ if ((ptr_t)q >= limit || (ptr_t)q < base) {
+ goto fail;
+ }
+ return(p);
+fail:
+ (*GC_same_obj_print_proc)((ptr_t)p, (ptr_t)q);
+ return(p);
+}
+
+#ifdef __STDC__
+void GC_default_is_valid_displacement_print_proc (GC_PTR p)
+#else
+void GC_default_is_valid_displacement_print_proc (p)
+GC_PTR p;
+#endif
+{
+ GC_err_printf1("0x%lx does not point to valid object displacement\n",
+ (unsigned long)p);
+ ABORT("GC_is_valid_displacement test failed");
+}
+
+void (*GC_is_valid_displacement_print_proc) GC_PROTO((GC_PTR)) =
+ GC_default_is_valid_displacement_print_proc;
+
+/* Check that if p is a pointer to a heap page, then it points to */
+/* a valid displacement within a heap object. */
+/* Uninteresting with GC_all_interior_pointers. */
+/* Always returns its argument. */
+/* Note that we don't lock, since nothing relevant about the header */
+/* should change while we have a valid object pointer to the block. */
+#ifdef __STDC__
+ void * GC_is_valid_displacement(void *p)
+#else
+ char *GC_is_valid_displacement(p)
+ char *p;
+#endif
+{
+ register hdr *hhdr;
+ register word pdispl;
+ register struct hblk *h;
+ register map_entry_type map_entry;
+ register word sz;
+
+ if (!GC_is_initialized) GC_init();
+ hhdr = HDR((word)p);
+ if (hhdr == 0) return(p);
+ h = HBLKPTR(p);
+ if (GC_all_interior_pointers) {
+ while (IS_FORWARDING_ADDR_OR_NIL(hhdr)) {
+ h = FORWARDED_ADDR(h, hhdr);
+ hhdr = HDR(h);
+ }
+ }
+ if (IS_FORWARDING_ADDR_OR_NIL(hhdr)) {
+ goto fail;
+ }
+ sz = WORDS_TO_BYTES(hhdr -> hb_sz);
+ pdispl = HBLKDISPL(p);
+ map_entry = MAP_ENTRY((hhdr -> hb_map), pdispl);
+ if (map_entry == OBJ_INVALID
+ || sz > MAXOBJBYTES && (ptr_t)p >= (ptr_t)h + sz) {
+ goto fail;
+ }
+ return(p);
+fail:
+ (*GC_is_valid_displacement_print_proc)((ptr_t)p);
+ return(p);
+}
+
+#ifdef __STDC__
+void GC_default_is_visible_print_proc(GC_PTR p)
+#else
+void GC_default_is_visible_print_proc(p)
+GC_PTR p;
+#endif
+{
+ GC_err_printf1("0x%lx is not a GC visible pointer location\n",
+ (unsigned long)p);
+ ABORT("GC_is_visible test failed");
+}
+
+void (*GC_is_visible_print_proc) GC_PROTO((GC_PTR p)) =
+ GC_default_is_visible_print_proc;
+
+/* Could p be a stack address? */
+GC_bool GC_on_stack(p)
+ptr_t p;
+{
+# ifdef THREADS
+ return(TRUE);
+# else
+ int dummy;
+# ifdef STACK_GROWS_DOWN
+ if ((ptr_t)p >= (ptr_t)(&dummy) && (ptr_t)p < GC_stackbottom ) {
+ return(TRUE);
+ }
+# else
+ if ((ptr_t)p <= (ptr_t)(&dummy) && (ptr_t)p > GC_stackbottom ) {
+ return(TRUE);
+ }
+# endif
+ return(FALSE);
+# endif
+}
+
+/* Check that p is visible */
+/* to the collector as a possibly pointer containing location. */
+/* If it isn't invoke *GC_is_visible_print_proc. */
+/* Returns the argument in all cases. May erroneously succeed */
+/* in hard cases. (This is intended for debugging use with */
+/* untyped allocations. The idea is that it should be possible, though */
+/* slow, to add such a call to all indirect pointer stores.) */
+/* Currently useless for multithreaded worlds. */
+#ifdef __STDC__
+ void * GC_is_visible(void *p)
+#else
+ char *GC_is_visible(p)
+ char *p;
+#endif
+{
+ register hdr *hhdr;
+
+ if ((word)p & (ALIGNMENT - 1)) goto fail;
+ if (!GC_is_initialized) GC_init();
+# ifdef THREADS
+ hhdr = HDR((word)p);
+ if (hhdr != 0 && GC_base(p) == 0) {
+ goto fail;
+ } else {
+ /* May be inside thread stack. We can't do much. */
+ return(p);
+ }
+# else
+ /* Check stack first: */
+ if (GC_on_stack(p)) return(p);
+ hhdr = HDR((word)p);
+ if (hhdr == 0) {
+ GC_bool result;
+
+ if (GC_is_static_root(p)) return(p);
+ /* Else do it again correctly: */
+# if (defined(DYNAMIC_LOADING) || defined(MSWIN32) || \
+ defined(MSWINCE) || defined(PCR)) \
+ && !defined(SRC_M3)
+ DISABLE_SIGNALS();
+ GC_register_dynamic_libraries();
+ result = GC_is_static_root(p);
+ ENABLE_SIGNALS();
+ if (result) return(p);
+# endif
+ goto fail;
+ } else {
+ /* p points to the heap. */
+ word descr;
+ ptr_t base = GC_base(p); /* Should be manually inlined? */
+
+ if (base == 0) goto fail;
+ if (HBLKPTR(base) != HBLKPTR(p)) hhdr = HDR((word)p);
+ descr = hhdr -> hb_descr;
+ retry:
+ switch(descr & GC_DS_TAGS) {
+ case GC_DS_LENGTH:
+ if ((word)((ptr_t)p - (ptr_t)base) > (word)descr) goto fail;
+ break;
+ case GC_DS_BITMAP:
+ if ((ptr_t)p - (ptr_t)base
+ >= WORDS_TO_BYTES(BITMAP_BITS)
+ || ((word)p & (sizeof(word) - 1))) goto fail;
+ if (!((1 << (WORDSZ - ((ptr_t)p - (ptr_t)base) - 1))
+ & descr)) goto fail;
+ break;
+ case GC_DS_PROC:
+ /* We could try to decipher this partially. */
+ /* For now we just punt. */
+ break;
+ case GC_DS_PER_OBJECT:
+ if ((signed_word)descr >= 0) {
+ descr = *(word *)((ptr_t)base + (descr & ~GC_DS_TAGS));
+ } else {
+ ptr_t type_descr = *(ptr_t *)base;
+ descr = *(word *)(type_descr
+ - (descr - (GC_DS_PER_OBJECT
+ - GC_INDIR_PER_OBJ_BIAS)));
+ }
+ goto retry;
+ }
+ return(p);
+ }
+# endif
+fail:
+ (*GC_is_visible_print_proc)((ptr_t)p);
+ return(p);
+}
+
+
+GC_PTR GC_pre_incr (p, how_much)
+GC_PTR *p;
+size_t how_much;
+{
+ GC_PTR initial = *p;
+ GC_PTR result = GC_same_obj((GC_PTR)((word)initial + how_much), initial);
+
+ if (!GC_all_interior_pointers) {
+ (void) GC_is_valid_displacement(result);
+ }
+ return (*p = result);
+}
+
+GC_PTR GC_post_incr (p, how_much)
+GC_PTR *p;
+size_t how_much;
+{
+ GC_PTR initial = *p;
+ GC_PTR result = GC_same_obj((GC_PTR)((word)initial + how_much), initial);
+
+ if (!GC_all_interior_pointers) {
+ (void) GC_is_valid_displacement(result);
+ }
+ *p = result;
+ return(initial);
+}
Added: llvm-gcc-4.2/trunk/boehm-gc/real_malloc.c
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/boehm-gc/real_malloc.c?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/boehm-gc/real_malloc.c (added)
+++ llvm-gcc-4.2/trunk/boehm-gc/real_malloc.c Thu Nov 8 16:56:19 2007
@@ -0,0 +1,36 @@
+/*
+ * Copyright 1988, 1989 Hans-J. Boehm, Alan J. Demers
+ * Copyright (c) 1991-1994 by Xerox Corporation. All rights reserved.
+ *
+ * THIS MATERIAL IS PROVIDED AS IS, WITH ABSOLUTELY NO WARRANTY EXPRESSED
+ * OR IMPLIED. ANY USE IS AT YOUR OWN RISK.
+ *
+ * Permission is hereby granted to use or copy this program
+ * for any purpose, provided the above notices are retained on all copies.
+ * Permission to modify the code and to distribute modified code is granted,
+ * provided the above notices are retained, and a notice that the code was
+ * modified is included with the above copyright notice.
+ */
+/* Boehm, May 19, 1994 2:04 pm PDT */
+
+
+# ifdef PCR
+/*
+ * This definition should go in its own file that includes no other
+ * header files. Otherwise, we risk not getting the underlying system
+ * malloc.
+ */
+# define PCR_NO_RENAME
+# include <stdlib.h>
+
+# ifdef __STDC__
+ char * real_malloc(size_t size)
+# else
+ char * real_malloc()
+ int size;
+# endif
+{
+ return((char *)malloc(size));
+}
+#endif /* PCR */
+
Added: llvm-gcc-4.2/trunk/boehm-gc/reclaim.c
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/boehm-gc/reclaim.c?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/boehm-gc/reclaim.c (added)
+++ llvm-gcc-4.2/trunk/boehm-gc/reclaim.c Thu Nov 8 16:56:19 2007
@@ -0,0 +1,1061 @@
+/*
+ * Copyright 1988, 1989 Hans-J. Boehm, Alan J. Demers
+ * Copyright (c) 1991-1996 by Xerox Corporation. All rights reserved.
+ * Copyright (c) 1996-1999 by Silicon Graphics. All rights reserved.
+ * Copyright (c) 1999 by Hewlett-Packard Company. All rights reserved.
+ *
+ * THIS MATERIAL IS PROVIDED AS IS, WITH ABSOLUTELY NO WARRANTY EXPRESSED
+ * OR IMPLIED. ANY USE IS AT YOUR OWN RISK.
+ *
+ * Permission is hereby granted to use or copy this program
+ * for any purpose, provided the above notices are retained on all copies.
+ * Permission to modify the code and to distribute modified code is granted,
+ * provided the above notices are retained, and a notice that the code was
+ * modified is included with the above copyright notice.
+ */
+
+#include <stdio.h>
+#include "private/gc_priv.h"
+
+signed_word GC_mem_found = 0;
+ /* Number of words of memory reclaimed */
+
+#if defined(PARALLEL_MARK) || defined(THREAD_LOCAL_ALLOC)
+ word GC_fl_builder_count = 0;
+ /* Number of threads currently building free lists without */
+ /* holding GC lock. It is not safe to collect if this is */
+ /* nonzero. */
+#endif /* PARALLEL_MARK */
+
+/* We defer printing of leaked objects until we're done with the GC */
+/* cycle, since the routine for printing objects needs to run outside */
+/* the collector, e.g. without the allocation lock. */
+#define MAX_LEAKED 40
+ptr_t GC_leaked[MAX_LEAKED];
+unsigned GC_n_leaked = 0;
+
+GC_bool GC_have_errors = FALSE;
+
+void GC_add_leaked(leaked)
+ptr_t leaked;
+{
+ if (GC_n_leaked < MAX_LEAKED) {
+ GC_have_errors = TRUE;
+ GC_leaked[GC_n_leaked++] = leaked;
+ /* Make sure it's not reclaimed this cycle */
+ GC_set_mark_bit(leaked);
+ }
+}
+
+static GC_bool printing_errors = FALSE;
+/* Print all objects on the list after printing any smashed objs. */
+/* Clear both lists. */
+void GC_print_all_errors ()
+{
+ unsigned i;
+
+ LOCK();
+ if (printing_errors) {
+ UNLOCK();
+ return;
+ }
+ printing_errors = TRUE;
+ UNLOCK();
+ if (GC_debugging_started) GC_print_all_smashed();
+ for (i = 0; i < GC_n_leaked; ++i) {
+ ptr_t p = GC_leaked[i];
+ if (HDR(p) -> hb_obj_kind == PTRFREE) {
+ GC_err_printf0("Leaked atomic object at ");
+ } else {
+ GC_err_printf0("Leaked composite object at ");
+ }
+ GC_print_heap_obj(p);
+ GC_err_printf0("\n");
+ GC_free(p);
+ GC_leaked[i] = 0;
+ }
+ GC_n_leaked = 0;
+ printing_errors = FALSE;
+}
+
+
+# define FOUND_FREE(hblk, word_no) \
+ { \
+ GC_add_leaked((ptr_t)hblk + WORDS_TO_BYTES(word_no)); \
+ }
+
+/*
+ * reclaim phase
+ *
+ */
+
+
+/*
+ * Test whether a block is completely empty, i.e. contains no marked
+ * objects. This does not require the block to be in physical
+ * memory.
+ */
+
+GC_bool GC_block_empty(hhdr)
+register hdr * hhdr;
+{
+ /* We treat hb_marks as an array of words here, even if it is */
+ /* actually an array of bytes. Since we only check for zero, there */
+ /* are no endian-ness issues. */
+ register word *p = (word *)(&(hhdr -> hb_marks[0]));
+ register word * plim =
+ (word *)(&(hhdr -> hb_marks[MARK_BITS_SZ]));
+ while (p < plim) {
+ if (*p++) return(FALSE);
+ }
+ return(TRUE);
+}
+
+/* The following functions sometimes return a DONT_KNOW value. */
+#define DONT_KNOW 2
+
+#ifdef SMALL_CONFIG
+# define GC_block_nearly_full1(hhdr, pat1) DONT_KNOW
+# define GC_block_nearly_full3(hhdr, pat1, pat2) DONT_KNOW
+# define GC_block_nearly_full(hhdr) DONT_KNOW
+#endif
+
+#if !defined(SMALL_CONFIG) && defined(USE_MARK_BYTES)
+
+# define GC_block_nearly_full1(hhdr, pat1) GC_block_nearly_full(hhdr)
+# define GC_block_nearly_full3(hhdr, pat1, pat2) GC_block_nearly_full(hhdr)
+
+
+GC_bool GC_block_nearly_full(hhdr)
+register hdr * hhdr;
+{
+ /* We again treat hb_marks as an array of words, even though it */
+ /* isn't. We first sum up all the words, resulting in a word */
+ /* containing 4 or 8 separate partial sums. */
+ /* We then sum the bytes in the word of partial sums. */
+ /* This is still endian independant. This fails if the partial */
+ /* sums can overflow. */
+# if (BYTES_TO_WORDS(MARK_BITS_SZ)) >= 256
+ --> potential overflow; fix the code
+# endif
+ register word *p = (word *)(&(hhdr -> hb_marks[0]));
+ register word * plim =
+ (word *)(&(hhdr -> hb_marks[MARK_BITS_SZ]));
+ word sum_vector = 0;
+ unsigned sum;
+ while (p < plim) {
+ sum_vector += *p;
+ ++p;
+ }
+ sum = 0;
+ while (sum_vector > 0) {
+ sum += sum_vector & 0xff;
+ sum_vector >>= 8;
+ }
+ return (sum > BYTES_TO_WORDS(7*HBLKSIZE/8)/(hhdr -> hb_sz));
+}
+#endif /* USE_MARK_BYTES */
+
+#if !defined(SMALL_CONFIG) && !defined(USE_MARK_BYTES)
+
+/*
+ * Test whether nearly all of the mark words consist of the same
+ * repeating pattern.
+ */
+#define FULL_THRESHOLD (MARK_BITS_SZ/16)
+
+GC_bool GC_block_nearly_full1(hhdr, pat1)
+hdr *hhdr;
+word pat1;
+{
+ unsigned i;
+ unsigned misses = 0;
+ GC_ASSERT((MARK_BITS_SZ & 1) == 0);
+ for (i = 0; i < MARK_BITS_SZ; ++i) {
+ if ((hhdr -> hb_marks[i] | ~pat1) != ONES) {
+ if (++misses > FULL_THRESHOLD) return FALSE;
+ }
+ }
+ return TRUE;
+}
+
+/*
+ * Test whether the same repeating 3 word pattern occurs in nearly
+ * all the mark bit slots.
+ * This is used as a heuristic, so we're a bit sloppy and ignore
+ * the last one or two words.
+ */
+GC_bool GC_block_nearly_full3(hhdr, pat1, pat2, pat3)
+hdr *hhdr;
+word pat1, pat2, pat3;
+{
+ unsigned i;
+ unsigned misses = 0;
+
+ if (MARK_BITS_SZ < 4) {
+ return DONT_KNOW;
+ }
+ for (i = 0; i < MARK_BITS_SZ - 2; i += 3) {
+ if ((hhdr -> hb_marks[i] | ~pat1) != ONES) {
+ if (++misses > FULL_THRESHOLD) return FALSE;
+ }
+ if ((hhdr -> hb_marks[i+1] | ~pat2) != ONES) {
+ if (++misses > FULL_THRESHOLD) return FALSE;
+ }
+ if ((hhdr -> hb_marks[i+2] | ~pat3) != ONES) {
+ if (++misses > FULL_THRESHOLD) return FALSE;
+ }
+ }
+ return TRUE;
+}
+
+/* Check whether a small object block is nearly full by looking at only */
+/* the mark bits. */
+/* We manually precomputed the mark bit patterns that need to be */
+/* checked for, and we give up on the ones that are unlikely to occur, */
+/* or have period > 3. */
+/* This would be a lot easier with a mark bit per object instead of per */
+/* word, but that would rewuire computing object numbers in the mark */
+/* loop, which would require different data structures ... */
+GC_bool GC_block_nearly_full(hhdr)
+hdr *hhdr;
+{
+ int sz = hhdr -> hb_sz;
+
+# if CPP_WORDSZ != 32 && CPP_WORDSZ != 64
+ return DONT_KNOW; /* Shouldn't be used in any standard config. */
+# endif
+# if CPP_WORDSZ == 32
+ switch(sz) {
+ case 1:
+ return GC_block_nearly_full1(hhdr, 0xffffffffl);
+ case 2:
+ return GC_block_nearly_full1(hhdr, 0x55555555l);
+ case 4:
+ return GC_block_nearly_full1(hhdr, 0x11111111l);
+ case 6:
+ return GC_block_nearly_full3(hhdr, 0x41041041l,
+ 0x10410410l,
+ 0x04104104l);
+ case 8:
+ return GC_block_nearly_full1(hhdr, 0x01010101l);
+ case 12:
+ return GC_block_nearly_full3(hhdr, 0x01001001l,
+ 0x10010010l,
+ 0x00100100l);
+ case 16:
+ return GC_block_nearly_full1(hhdr, 0x00010001l);
+ case 32:
+ return GC_block_nearly_full1(hhdr, 0x00000001l);
+ default:
+ return DONT_KNOW;
+ }
+# endif
+# if CPP_WORDSZ == 64
+ switch(sz) {
+ case 1:
+ return GC_block_nearly_full1(hhdr, 0xffffffffffffffffl);
+ case 2:
+ return GC_block_nearly_full1(hhdr, 0x5555555555555555l);
+ case 4:
+ return GC_block_nearly_full1(hhdr, 0x1111111111111111l);
+ case 6:
+ return GC_block_nearly_full3(hhdr, 0x1041041041041041l,
+ 0x4104104104104104l,
+ 0x0410410410410410l);
+ case 8:
+ return GC_block_nearly_full1(hhdr, 0x0101010101010101l);
+ case 12:
+ return GC_block_nearly_full3(hhdr, 0x1001001001001001l,
+ 0x0100100100100100l,
+ 0x0010010010010010l);
+ case 16:
+ return GC_block_nearly_full1(hhdr, 0x0001000100010001l);
+ case 32:
+ return GC_block_nearly_full1(hhdr, 0x0000000100000001l);
+ default:
+ return DONT_KNOW;
+ }
+# endif
+}
+#endif /* !SMALL_CONFIG && !USE_MARK_BYTES */
+
+/* We keep track of reclaimed memory if we are either asked to, or */
+/* we are using the parallel marker. In the latter case, we assume */
+/* that most allocation goes through GC_malloc_many for scalability. */
+/* GC_malloc_many needs the count anyway. */
+# if defined(GATHERSTATS) || defined(PARALLEL_MARK)
+# define INCR_WORDS(sz) n_words_found += (sz)
+# define COUNT_PARAM , count
+# define COUNT_ARG , count
+# define COUNT_DECL signed_word * count;
+# define NWORDS_DECL signed_word n_words_found = 0;
+# define COUNT_UPDATE *count += n_words_found;
+# define MEM_FOUND_ADDR , &GC_mem_found
+# else
+# define INCR_WORDS(sz)
+# define COUNT_PARAM
+# define COUNT_ARG
+# define COUNT_DECL
+# define NWORDS_DECL
+# define COUNT_UPDATE
+# define MEM_FOUND_ADDR
+# endif
+/*
+ * Restore unmarked small objects in h of size sz to the object
+ * free list. Returns the new list.
+ * Clears unmarked objects.
+ */
+/*ARGSUSED*/
+ptr_t GC_reclaim_clear(hbp, hhdr, sz, list COUNT_PARAM)
+register struct hblk *hbp; /* ptr to current heap block */
+register hdr * hhdr;
+register ptr_t list;
+register word sz;
+COUNT_DECL
+{
+ register int word_no;
+ register word *p, *q, *plim;
+ NWORDS_DECL
+
+ GC_ASSERT(hhdr == GC_find_header((ptr_t)hbp));
+ p = (word *)(hbp->hb_body);
+ word_no = 0;
+ plim = (word *)((((word)hbp) + HBLKSIZE)
+ - WORDS_TO_BYTES(sz));
+
+ /* go through all words in block */
+ while( p <= plim ) {
+ if( mark_bit_from_hdr(hhdr, word_no) ) {
+ p += sz;
+ } else {
+ INCR_WORDS(sz);
+ /* object is available - put on list */
+ obj_link(p) = list;
+ list = ((ptr_t)p);
+ /* Clear object, advance p to next object in the process */
+ q = p + sz;
+# ifdef USE_MARK_BYTES
+ GC_ASSERT(!(sz & 1)
+ && !((word)p & (2 * sizeof(word) - 1)));
+ p[1] = 0;
+ p += 2;
+ while (p < q) {
+ CLEAR_DOUBLE(p);
+ p += 2;
+ }
+# else
+ p++; /* Skip link field */
+ while (p < q) {
+ *p++ = 0;
+ }
+# endif
+ }
+ word_no += sz;
+ }
+ COUNT_UPDATE
+ return(list);
+}
+
+#if !defined(SMALL_CONFIG) && !defined(USE_MARK_BYTES)
+
+/*
+ * A special case for 2 word composite objects (e.g. cons cells):
+ */
+/*ARGSUSED*/
+ptr_t GC_reclaim_clear2(hbp, hhdr, list COUNT_PARAM)
+register struct hblk *hbp; /* ptr to current heap block */
+hdr * hhdr;
+register ptr_t list;
+COUNT_DECL
+{
+ register word * mark_word_addr = &(hhdr->hb_marks[0]);
+ register word *p, *plim;
+ register word mark_word;
+ register int i;
+ NWORDS_DECL
+# define DO_OBJ(start_displ) \
+ if (!(mark_word & ((word)1 << start_displ))) { \
+ p[start_displ] = (word)list; \
+ list = (ptr_t)(p+start_displ); \
+ p[start_displ+1] = 0; \
+ INCR_WORDS(2); \
+ }
+
+ p = (word *)(hbp->hb_body);
+ plim = (word *)(((word)hbp) + HBLKSIZE);
+
+ /* go through all words in block */
+ while( p < plim ) {
+ mark_word = *mark_word_addr++;
+ for (i = 0; i < WORDSZ; i += 8) {
+ DO_OBJ(0);
+ DO_OBJ(2);
+ DO_OBJ(4);
+ DO_OBJ(6);
+ p += 8;
+ mark_word >>= 8;
+ }
+ }
+ COUNT_UPDATE
+ return(list);
+# undef DO_OBJ
+}
+
+/*
+ * Another special case for 4 word composite objects:
+ */
+/*ARGSUSED*/
+ptr_t GC_reclaim_clear4(hbp, hhdr, list COUNT_PARAM)
+register struct hblk *hbp; /* ptr to current heap block */
+hdr * hhdr;
+register ptr_t list;
+COUNT_DECL
+{
+ register word * mark_word_addr = &(hhdr->hb_marks[0]);
+ register word *p, *plim;
+ register word mark_word;
+ NWORDS_DECL
+# define DO_OBJ(start_displ) \
+ if (!(mark_word & ((word)1 << start_displ))) { \
+ p[start_displ] = (word)list; \
+ list = (ptr_t)(p+start_displ); \
+ p[start_displ+1] = 0; \
+ CLEAR_DOUBLE(p + start_displ + 2); \
+ INCR_WORDS(4); \
+ }
+
+ p = (word *)(hbp->hb_body);
+ plim = (word *)(((word)hbp) + HBLKSIZE);
+
+ /* go through all words in block */
+ while( p < plim ) {
+ mark_word = *mark_word_addr++;
+ DO_OBJ(0);
+ DO_OBJ(4);
+ DO_OBJ(8);
+ DO_OBJ(12);
+ DO_OBJ(16);
+ DO_OBJ(20);
+ DO_OBJ(24);
+ DO_OBJ(28);
+# if CPP_WORDSZ == 64
+ DO_OBJ(32);
+ DO_OBJ(36);
+ DO_OBJ(40);
+ DO_OBJ(44);
+ DO_OBJ(48);
+ DO_OBJ(52);
+ DO_OBJ(56);
+ DO_OBJ(60);
+# endif
+ p += WORDSZ;
+ }
+ COUNT_UPDATE
+ return(list);
+# undef DO_OBJ
+}
+
+#endif /* !SMALL_CONFIG && !USE_MARK_BYTES */
+
+/* The same thing, but don't clear objects: */
+/*ARGSUSED*/
+ptr_t GC_reclaim_uninit(hbp, hhdr, sz, list COUNT_PARAM)
+register struct hblk *hbp; /* ptr to current heap block */
+register hdr * hhdr;
+register ptr_t list;
+register word sz;
+COUNT_DECL
+{
+ register int word_no = 0;
+ register word *p, *plim;
+ NWORDS_DECL
+
+ p = (word *)(hbp->hb_body);
+ plim = (word *)((((word)hbp) + HBLKSIZE)
+ - WORDS_TO_BYTES(sz));
+
+ /* go through all words in block */
+ while( p <= plim ) {
+ if( !mark_bit_from_hdr(hhdr, word_no) ) {
+ INCR_WORDS(sz);
+ /* object is available - put on list */
+ obj_link(p) = list;
+ list = ((ptr_t)p);
+ }
+ p += sz;
+ word_no += sz;
+ }
+ COUNT_UPDATE
+ return(list);
+}
+
+/* Don't really reclaim objects, just check for unmarked ones: */
+/*ARGSUSED*/
+void GC_reclaim_check(hbp, hhdr, sz)
+register struct hblk *hbp; /* ptr to current heap block */
+register hdr * hhdr;
+register word sz;
+{
+ register int word_no = 0;
+ register word *p, *plim;
+# ifdef GATHERSTATS
+ register int n_words_found = 0;
+# endif
+
+ p = (word *)(hbp->hb_body);
+ plim = (word *)((((word)hbp) + HBLKSIZE)
+ - WORDS_TO_BYTES(sz));
+
+ /* go through all words in block */
+ while( p <= plim ) {
+ if( !mark_bit_from_hdr(hhdr, word_no) ) {
+ FOUND_FREE(hbp, word_no);
+ }
+ p += sz;
+ word_no += sz;
+ }
+}
+
+#if !defined(SMALL_CONFIG) && !defined(USE_MARK_BYTES)
+/*
+ * Another special case for 2 word atomic objects:
+ */
+/*ARGSUSED*/
+ptr_t GC_reclaim_uninit2(hbp, hhdr, list COUNT_PARAM)
+register struct hblk *hbp; /* ptr to current heap block */
+hdr * hhdr;
+register ptr_t list;
+COUNT_DECL
+{
+ register word * mark_word_addr = &(hhdr->hb_marks[0]);
+ register word *p, *plim;
+ register word mark_word;
+ register int i;
+ NWORDS_DECL
+# define DO_OBJ(start_displ) \
+ if (!(mark_word & ((word)1 << start_displ))) { \
+ p[start_displ] = (word)list; \
+ list = (ptr_t)(p+start_displ); \
+ INCR_WORDS(2); \
+ }
+
+ p = (word *)(hbp->hb_body);
+ plim = (word *)(((word)hbp) + HBLKSIZE);
+
+ /* go through all words in block */
+ while( p < plim ) {
+ mark_word = *mark_word_addr++;
+ for (i = 0; i < WORDSZ; i += 8) {
+ DO_OBJ(0);
+ DO_OBJ(2);
+ DO_OBJ(4);
+ DO_OBJ(6);
+ p += 8;
+ mark_word >>= 8;
+ }
+ }
+ COUNT_UPDATE
+ return(list);
+# undef DO_OBJ
+}
+
+/*
+ * Another special case for 4 word atomic objects:
+ */
+/*ARGSUSED*/
+ptr_t GC_reclaim_uninit4(hbp, hhdr, list COUNT_PARAM)
+register struct hblk *hbp; /* ptr to current heap block */
+hdr * hhdr;
+register ptr_t list;
+COUNT_DECL
+{
+ register word * mark_word_addr = &(hhdr->hb_marks[0]);
+ register word *p, *plim;
+ register word mark_word;
+ NWORDS_DECL
+# define DO_OBJ(start_displ) \
+ if (!(mark_word & ((word)1 << start_displ))) { \
+ p[start_displ] = (word)list; \
+ list = (ptr_t)(p+start_displ); \
+ INCR_WORDS(4); \
+ }
+
+ p = (word *)(hbp->hb_body);
+ plim = (word *)(((word)hbp) + HBLKSIZE);
+
+ /* go through all words in block */
+ while( p < plim ) {
+ mark_word = *mark_word_addr++;
+ DO_OBJ(0);
+ DO_OBJ(4);
+ DO_OBJ(8);
+ DO_OBJ(12);
+ DO_OBJ(16);
+ DO_OBJ(20);
+ DO_OBJ(24);
+ DO_OBJ(28);
+# if CPP_WORDSZ == 64
+ DO_OBJ(32);
+ DO_OBJ(36);
+ DO_OBJ(40);
+ DO_OBJ(44);
+ DO_OBJ(48);
+ DO_OBJ(52);
+ DO_OBJ(56);
+ DO_OBJ(60);
+# endif
+ p += WORDSZ;
+ }
+ COUNT_UPDATE
+ return(list);
+# undef DO_OBJ
+}
+
+/* Finally the one word case, which never requires any clearing: */
+/*ARGSUSED*/
+ptr_t GC_reclaim1(hbp, hhdr, list COUNT_PARAM)
+register struct hblk *hbp; /* ptr to current heap block */
+hdr * hhdr;
+register ptr_t list;
+COUNT_DECL
+{
+ register word * mark_word_addr = &(hhdr->hb_marks[0]);
+ register word *p, *plim;
+ register word mark_word;
+ register int i;
+ NWORDS_DECL
+# define DO_OBJ(start_displ) \
+ if (!(mark_word & ((word)1 << start_displ))) { \
+ p[start_displ] = (word)list; \
+ list = (ptr_t)(p+start_displ); \
+ INCR_WORDS(1); \
+ }
+
+ p = (word *)(hbp->hb_body);
+ plim = (word *)(((word)hbp) + HBLKSIZE);
+
+ /* go through all words in block */
+ while( p < plim ) {
+ mark_word = *mark_word_addr++;
+ for (i = 0; i < WORDSZ; i += 4) {
+ DO_OBJ(0);
+ DO_OBJ(1);
+ DO_OBJ(2);
+ DO_OBJ(3);
+ p += 4;
+ mark_word >>= 4;
+ }
+ }
+ COUNT_UPDATE
+ return(list);
+# undef DO_OBJ
+}
+
+#endif /* !SMALL_CONFIG && !USE_MARK_BYTES */
+
+/*
+ * Generic procedure to rebuild a free list in hbp.
+ * Also called directly from GC_malloc_many.
+ */
+ptr_t GC_reclaim_generic(hbp, hhdr, sz, init, list COUNT_PARAM)
+struct hblk *hbp; /* ptr to current heap block */
+hdr * hhdr;
+GC_bool init;
+ptr_t list;
+word sz;
+COUNT_DECL
+{
+ ptr_t result = list;
+
+ GC_ASSERT(GC_find_header((ptr_t)hbp) == hhdr);
+ GC_remove_protection(hbp, 1, (hhdr)->hb_descr == 0 /* Pointer-free? */);
+ if (init) {
+ switch(sz) {
+# if !defined(SMALL_CONFIG) && !defined(USE_MARK_BYTES)
+ case 1:
+ /* We now issue the hint even if GC_nearly_full returned */
+ /* DONT_KNOW. */
+ result = GC_reclaim1(hbp, hhdr, list COUNT_ARG);
+ break;
+ case 2:
+ result = GC_reclaim_clear2(hbp, hhdr, list COUNT_ARG);
+ break;
+ case 4:
+ result = GC_reclaim_clear4(hbp, hhdr, list COUNT_ARG);
+ break;
+# endif /* !SMALL_CONFIG && !USE_MARK_BYTES */
+ default:
+ result = GC_reclaim_clear(hbp, hhdr, sz, list COUNT_ARG);
+ break;
+ }
+ } else {
+ GC_ASSERT((hhdr)->hb_descr == 0 /* Pointer-free block */);
+ switch(sz) {
+# if !defined(SMALL_CONFIG) && !defined(USE_MARK_BYTES)
+ case 1:
+ result = GC_reclaim1(hbp, hhdr, list COUNT_ARG);
+ break;
+ case 2:
+ result = GC_reclaim_uninit2(hbp, hhdr, list COUNT_ARG);
+ break;
+ case 4:
+ result = GC_reclaim_uninit4(hbp, hhdr, list COUNT_ARG);
+ break;
+# endif /* !SMALL_CONFIG && !USE_MARK_BYTES */
+ default:
+ result = GC_reclaim_uninit(hbp, hhdr, sz, list COUNT_ARG);
+ break;
+ }
+ }
+ if (IS_UNCOLLECTABLE(hhdr -> hb_obj_kind)) GC_set_hdr_marks(hhdr);
+ return result;
+}
+
+/*
+ * Restore unmarked small objects in the block pointed to by hbp
+ * to the appropriate object free list.
+ * If entirely empty blocks are to be completely deallocated, then
+ * caller should perform that check.
+ */
+void GC_reclaim_small_nonempty_block(hbp, report_if_found COUNT_PARAM)
+register struct hblk *hbp; /* ptr to current heap block */
+int report_if_found; /* Abort if a reclaimable object is found */
+COUNT_DECL
+{
+ hdr *hhdr = HDR(hbp);
+ word sz = hhdr -> hb_sz;
+ int kind = hhdr -> hb_obj_kind;
+ struct obj_kind * ok = &GC_obj_kinds[kind];
+ ptr_t * flh = &(ok -> ok_freelist[sz]);
+
+ hhdr -> hb_last_reclaimed = (unsigned short) GC_gc_no;
+
+ if (report_if_found) {
+ GC_reclaim_check(hbp, hhdr, sz);
+ } else {
+ *flh = GC_reclaim_generic(hbp, hhdr, sz,
+ (ok -> ok_init || GC_debugging_started),
+ *flh MEM_FOUND_ADDR);
+ }
+}
+
+/*
+ * Restore an unmarked large object or an entirely empty blocks of small objects
+ * to the heap block free list.
+ * Otherwise enqueue the block for later processing
+ * by GC_reclaim_small_nonempty_block.
+ * If report_if_found is TRUE, then process any block immediately, and
+ * simply report free objects; do not actually reclaim them.
+ */
+# if defined(__STDC__) || defined(__cplusplus)
+ void GC_reclaim_block(register struct hblk *hbp, word report_if_found)
+# else
+ void GC_reclaim_block(hbp, report_if_found)
+ register struct hblk *hbp; /* ptr to current heap block */
+ word report_if_found; /* Abort if a reclaimable object is found */
+# endif
+{
+ register hdr * hhdr;
+ register word sz; /* size of objects in current block */
+ register struct obj_kind * ok;
+ struct hblk ** rlh;
+
+ hhdr = HDR(hbp);
+ sz = hhdr -> hb_sz;
+ ok = &GC_obj_kinds[hhdr -> hb_obj_kind];
+
+ if( sz > MAXOBJSZ ) { /* 1 big object */
+ if( !mark_bit_from_hdr(hhdr, 0) ) {
+ if (report_if_found) {
+ FOUND_FREE(hbp, 0);
+ } else {
+ word blocks = OBJ_SZ_TO_BLOCKS(sz);
+ if (blocks > 1) {
+ GC_large_allocd_bytes -= blocks * HBLKSIZE;
+ }
+# ifdef GATHERSTATS
+ GC_mem_found += sz;
+# endif
+ GC_freehblk(hbp);
+ }
+ }
+ } else {
+ GC_bool empty = GC_block_empty(hhdr);
+ if (report_if_found) {
+ GC_reclaim_small_nonempty_block(hbp, (int)report_if_found
+ MEM_FOUND_ADDR);
+ } else if (empty) {
+# ifdef GATHERSTATS
+ GC_mem_found += BYTES_TO_WORDS(HBLKSIZE);
+# endif
+ GC_freehblk(hbp);
+ } else if (TRUE != GC_block_nearly_full(hhdr)){
+ /* group of smaller objects, enqueue the real work */
+ rlh = &(ok -> ok_reclaim_list[sz]);
+ hhdr -> hb_next = *rlh;
+ *rlh = hbp;
+ } /* else not worth salvaging. */
+ /* We used to do the nearly_full check later, but we */
+ /* already have the right cache context here. Also */
+ /* doing it here avoids some silly lock contention in */
+ /* GC_malloc_many. */
+ }
+}
+
+#if !defined(NO_DEBUGGING)
+/* Routines to gather and print heap block info */
+/* intended for debugging. Otherwise should be called */
+/* with lock. */
+
+struct Print_stats
+{
+ size_t number_of_blocks;
+ size_t total_bytes;
+};
+
+#ifdef USE_MARK_BYTES
+
+/* Return the number of set mark bits in the given header */
+int GC_n_set_marks(hhdr)
+hdr * hhdr;
+{
+ register int result = 0;
+ register int i;
+
+ for (i = 0; i < MARK_BITS_SZ; i++) {
+ result += hhdr -> hb_marks[i];
+ }
+ return(result);
+}
+
+#else
+
+/* Number of set bits in a word. Not performance critical. */
+static int set_bits(n)
+word n;
+{
+ register word m = n;
+ register int result = 0;
+
+ while (m > 0) {
+ if (m & 1) result++;
+ m >>= 1;
+ }
+ return(result);
+}
+
+/* Return the number of set mark bits in the given header */
+int GC_n_set_marks(hhdr)
+hdr * hhdr;
+{
+ register int result = 0;
+ register int i;
+
+ for (i = 0; i < MARK_BITS_SZ; i++) {
+ result += set_bits(hhdr -> hb_marks[i]);
+ }
+ return(result);
+}
+
+#endif /* !USE_MARK_BYTES */
+
+/*ARGSUSED*/
+# if defined(__STDC__) || defined(__cplusplus)
+ void GC_print_block_descr(struct hblk *h, word dummy)
+# else
+ void GC_print_block_descr(h, dummy)
+ struct hblk *h;
+ word dummy;
+# endif
+{
+ register hdr * hhdr = HDR(h);
+ register size_t bytes = WORDS_TO_BYTES(hhdr -> hb_sz);
+ struct Print_stats *ps;
+
+ GC_printf3("(%lu:%lu,%lu)", (unsigned long)(hhdr -> hb_obj_kind),
+ (unsigned long)bytes,
+ (unsigned long)(GC_n_set_marks(hhdr)));
+ bytes += HBLKSIZE-1;
+ bytes &= ~(HBLKSIZE-1);
+
+ ps = (struct Print_stats *)dummy;
+ ps->total_bytes += bytes;
+ ps->number_of_blocks++;
+}
+
+void GC_print_block_list()
+{
+ struct Print_stats pstats;
+
+ GC_printf1("(kind(0=ptrfree,1=normal,2=unc.,%lu=stubborn):size_in_bytes, #_marks_set)\n", STUBBORN);
+ pstats.number_of_blocks = 0;
+ pstats.total_bytes = 0;
+ GC_apply_to_all_blocks(GC_print_block_descr, (word)&pstats);
+ GC_printf2("\nblocks = %lu, bytes = %lu\n",
+ (unsigned long)pstats.number_of_blocks,
+ (unsigned long)pstats.total_bytes);
+}
+
+#endif /* NO_DEBUGGING */
+
+/*
+ * Clear all obj_link pointers in the list of free objects *flp.
+ * Clear *flp.
+ * This must be done before dropping a list of free gcj-style objects,
+ * since may otherwise end up with dangling "descriptor" pointers.
+ * It may help for other pointer-containing objects.
+ */
+void GC_clear_fl_links(flp)
+ptr_t *flp;
+{
+ ptr_t next = *flp;
+
+ while (0 != next) {
+ *flp = 0;
+ flp = &(obj_link(next));
+ next = *flp;
+ }
+}
+
+/*
+ * Perform GC_reclaim_block on the entire heap, after first clearing
+ * small object free lists (if we are not just looking for leaks).
+ */
+void GC_start_reclaim(report_if_found)
+int report_if_found; /* Abort if a GC_reclaimable object is found */
+{
+ int kind;
+
+# if defined(PARALLEL_MARK) || defined(THREAD_LOCAL_ALLOC)
+ GC_ASSERT(0 == GC_fl_builder_count);
+# endif
+ /* Clear reclaim- and free-lists */
+ for (kind = 0; kind < GC_n_kinds; kind++) {
+ ptr_t *fop;
+ ptr_t *lim;
+ struct hblk ** rlp;
+ struct hblk ** rlim;
+ struct hblk ** rlist = GC_obj_kinds[kind].ok_reclaim_list;
+ GC_bool should_clobber = (GC_obj_kinds[kind].ok_descriptor != 0);
+
+ if (rlist == 0) continue; /* This kind not used. */
+ if (!report_if_found) {
+ lim = &(GC_obj_kinds[kind].ok_freelist[MAXOBJSZ+1]);
+ for( fop = GC_obj_kinds[kind].ok_freelist; fop < lim; fop++ ) {
+ if (*fop != 0) {
+ if (should_clobber) {
+ GC_clear_fl_links(fop);
+ } else {
+ *fop = 0;
+ }
+ }
+ }
+ } /* otherwise free list objects are marked, */
+ /* and its safe to leave them */
+ rlim = rlist + MAXOBJSZ+1;
+ for( rlp = rlist; rlp < rlim; rlp++ ) {
+ *rlp = 0;
+ }
+ }
+
+# ifdef PRINTBLOCKS
+ GC_printf0("GC_reclaim: current block sizes:\n");
+ GC_print_block_list();
+# endif
+
+ /* Go through all heap blocks (in hblklist) and reclaim unmarked objects */
+ /* or enqueue the block for later processing. */
+ GC_apply_to_all_blocks(GC_reclaim_block, (word)report_if_found);
+
+# ifdef EAGER_SWEEP
+ /* This is a very stupid thing to do. We make it possible anyway, */
+ /* so that you can convince yourself that it really is very stupid. */
+ GC_reclaim_all((GC_stop_func)0, FALSE);
+# endif
+# if defined(PARALLEL_MARK) || defined(THREAD_LOCAL_ALLOC)
+ GC_ASSERT(0 == GC_fl_builder_count);
+# endif
+
+}
+
+/*
+ * Sweep blocks of the indicated object size and kind until either the
+ * appropriate free list is nonempty, or there are no more blocks to
+ * sweep.
+ */
+void GC_continue_reclaim(sz, kind)
+word sz; /* words */
+int kind;
+{
+ register hdr * hhdr;
+ register struct hblk * hbp;
+ register struct obj_kind * ok = &(GC_obj_kinds[kind]);
+ struct hblk ** rlh = ok -> ok_reclaim_list;
+ ptr_t *flh = &(ok -> ok_freelist[sz]);
+
+ if (rlh == 0) return; /* No blocks of this kind. */
+ rlh += sz;
+ while ((hbp = *rlh) != 0) {
+ hhdr = HDR(hbp);
+ *rlh = hhdr -> hb_next;
+ GC_reclaim_small_nonempty_block(hbp, FALSE MEM_FOUND_ADDR);
+ if (*flh != 0) break;
+ }
+}
+
+/*
+ * Reclaim all small blocks waiting to be reclaimed.
+ * Abort and return FALSE when/if (*stop_func)() returns TRUE.
+ * If this returns TRUE, then it's safe to restart the world
+ * with incorrectly cleared mark bits.
+ * If ignore_old is TRUE, then reclaim only blocks that have been
+ * recently reclaimed, and discard the rest.
+ * Stop_func may be 0.
+ */
+GC_bool GC_reclaim_all(stop_func, ignore_old)
+GC_stop_func stop_func;
+GC_bool ignore_old;
+{
+ register word sz;
+ register int kind;
+ register hdr * hhdr;
+ register struct hblk * hbp;
+ register struct obj_kind * ok;
+ struct hblk ** rlp;
+ struct hblk ** rlh;
+# ifdef PRINTTIMES
+ CLOCK_TYPE start_time;
+ CLOCK_TYPE done_time;
+
+ GET_TIME(start_time);
+# endif
+
+ for (kind = 0; kind < GC_n_kinds; kind++) {
+ ok = &(GC_obj_kinds[kind]);
+ rlp = ok -> ok_reclaim_list;
+ if (rlp == 0) continue;
+ for (sz = 1; sz <= MAXOBJSZ; sz++) {
+ rlh = rlp + sz;
+ while ((hbp = *rlh) != 0) {
+ if (stop_func != (GC_stop_func)0 && (*stop_func)()) {
+ return(FALSE);
+ }
+ hhdr = HDR(hbp);
+ *rlh = hhdr -> hb_next;
+ if (!ignore_old || hhdr -> hb_last_reclaimed == GC_gc_no - 1) {
+ /* It's likely we'll need it this time, too */
+ /* It's been touched recently, so this */
+ /* shouldn't trigger paging. */
+ GC_reclaim_small_nonempty_block(hbp, FALSE MEM_FOUND_ADDR);
+ }
+ }
+ }
+ }
+# ifdef PRINTTIMES
+ GET_TIME(done_time);
+ GC_printf1("Disposing of reclaim lists took %lu msecs\n",
+ MS_TIME_DIFF(done_time,start_time));
+# endif
+ return(TRUE);
+}
Added: llvm-gcc-4.2/trunk/boehm-gc/rs6000_mach_dep.s
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/boehm-gc/rs6000_mach_dep.s?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/boehm-gc/rs6000_mach_dep.s (added)
+++ llvm-gcc-4.2/trunk/boehm-gc/rs6000_mach_dep.s Thu Nov 8 16:56:19 2007
@@ -0,0 +1,114 @@
+ .set r0,0
+ .set r1,1
+ .set r2,2
+ .set r3,3
+ .set r4,4
+ .set r5,5
+ .set r6,6
+ .set r7,7
+ .set r8,8
+ .set r9,9
+ .set r10,10
+ .set r11,11
+ .set r12,12
+ .set r13,13
+ .set r14,14
+ .set r15,15
+ .set r16,16
+ .set r17,17
+ .set r18,18
+ .set r19,19
+ .set r20,20
+ .set r21,21
+ .set r22,22
+ .set r23,23
+ .set r24,24
+ .set r25,25
+ .set r26,26
+ .set r27,27
+ .set r28,28
+ .set r29,29
+ .set r30,30
+ .set r31,31
+
+ .extern .GC_push_one
+ # Mark from machine registers that are saved by C compiler
+ .globl .GC_push_regs
+.csect .text[PR]
+ .align 2
+ .globl GC_push_regs
+ .globl .GC_push_regs
+.csect GC_push_regs[DS]
+GC_push_regs:
+ .long .GC_push_regs, TOC[tc0], 0
+.csect .text[PR]
+.GC_push_regs:
+ stu r1,-64(r1) # reserve stack frame
+ mflr r0 # save link register
+ st r0,0x48(r1)
+ oril r3,r2,0x0 # mark from r2
+ bl .GC_push_one
+ cror 15,15,15
+ oril r3,r13,0x0 # mark from r13-r31
+ bl .GC_push_one
+ cror 15,15,15
+ oril r3,r14,0x0
+ bl .GC_push_one
+ cror 15,15,15
+ oril r3,r15,0x0
+ bl .GC_push_one
+ cror 15,15,15
+ oril r3,r16,0x0
+ bl .GC_push_one
+ cror 15,15,15
+ oril r3,r17,0x0
+ bl .GC_push_one
+ cror 15,15,15
+ oril r3,r18,0x0
+ bl .GC_push_one
+ cror 15,15,15
+ oril r3,r19,0x0
+ bl .GC_push_one
+ cror 15,15,15
+ oril r3,r20,0x0
+ bl .GC_push_one
+ cror 15,15,15
+ oril r3,r21,0x0
+ bl .GC_push_one
+ cror 15,15,15
+ oril r3,r22,0x0
+ bl .GC_push_one
+ cror 15,15,15
+ oril r3,r23,0x0
+ bl .GC_push_one
+ cror 15,15,15
+ oril r3,r24,0x0
+ bl .GC_push_one
+ cror 15,15,15
+ oril r3,r25,0x0
+ bl .GC_push_one
+ cror 15,15,15
+ oril r3,r26,0x0
+ bl .GC_push_one
+ cror 15,15,15
+ oril r3,r27,0x0
+ bl .GC_push_one
+ cror 15,15,15
+ oril r3,r28,0x0
+ bl .GC_push_one
+ cror 15,15,15
+ oril r3,r29,0x0
+ bl .GC_push_one
+ cror 15,15,15
+ oril r3,r30,0x0
+ bl .GC_push_one
+ cror 15,15,15
+ oril r3,r31,0x0
+ bl .GC_push_one
+ cror 15,15,15
+ l r0,0x48(r1)
+ mtlr r0
+ ai r1,r1,64
+ br
+ .long 0
+ .byte 0,0,0,0,0,0,0,0
Added: llvm-gcc-4.2/trunk/boehm-gc/setjmp_t.c
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/boehm-gc/setjmp_t.c?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/boehm-gc/setjmp_t.c (added)
+++ llvm-gcc-4.2/trunk/boehm-gc/setjmp_t.c Thu Nov 8 16:56:19 2007
@@ -0,0 +1,114 @@
+/*
+ * Copyright (c) 1991-1994 by Xerox Corporation. All rights reserved.
+ *
+ * THIS MATERIAL IS PROVIDED AS IS, WITH ABSOLUTELY NO WARRANTY EXPRESSED
+ * OR IMPLIED. ANY USE IS AT YOUR OWN RISK.
+ *
+ * Permission is hereby granted to use or copy this program
+ * for any purpose, provided the above notices are retained on all copies.
+ * Permission to modify the code and to distribute modified code is granted,
+ * provided the above notices are retained, and a notice that the code was
+ * modified is included with the above copyright notice.
+ */
+
+/* Check whether setjmp actually saves registers in jmp_buf. */
+/* If it doesn't, the generic mark_regs code won't work. */
+/* Compilers vary as to whether they will put x in a */
+/* (callee-save) register without -O. The code is */
+/* contrived such that any decent compiler should put x in */
+/* a callee-save register with -O. Thus it is is */
+/* recommended that this be run optimized. (If the machine */
+/* has no callee-save registers, then the generic code is */
+/* safe, but this will not be noticed by this piece of */
+/* code.) This test appears to be far from perfect. */
+#include <stdio.h>
+#include <setjmp.h>
+#include <string.h>
+#include "private/gcconfig.h"
+
+#ifdef OS2
+/* GETPAGESIZE() is set to getpagesize() by default, but that */
+/* doesn't really exist, and the collector doesn't need it. */
+#define INCL_DOSFILEMGR
+#define INCL_DOSMISC
+#define INCL_DOSERRORS
+#include <os2.h>
+
+int
+getpagesize()
+{
+ ULONG result[1];
+
+ if (DosQuerySysInfo(QSV_PAGE_SIZE, QSV_PAGE_SIZE,
+ (void *)result, sizeof(ULONG)) != NO_ERROR) {
+ fprintf(stderr, "DosQuerySysInfo failed\n");
+ result[0] = 4096;
+ }
+ return((int)(result[0]));
+}
+#endif
+
+struct {char a_a; char * a_b;} a;
+
+int * nested_sp()
+{
+ int dummy;
+
+ return(&dummy);
+}
+
+main()
+{
+ int dummy;
+ long ps = GETPAGESIZE();
+ jmp_buf b;
+ register int x = (int)strlen("a"); /* 1, slightly disguised */
+ static int y = 0;
+
+ printf("This appears to be a %s running %s\n", MACH_TYPE, OS_TYPE);
+ if (nested_sp() < &dummy) {
+ printf("Stack appears to grow down, which is the default.\n");
+ printf("A good guess for STACKBOTTOM on this machine is 0x%lx.\n",
+ ((unsigned long)(&dummy) + ps) & ~(ps-1));
+ } else {
+ printf("Stack appears to grow up.\n");
+ printf("Define STACK_GROWS_UP in gc_private.h\n");
+ printf("A good guess for STACKBOTTOM on this machine is 0x%lx.\n",
+ ((unsigned long)(&dummy) + ps) & ~(ps-1));
+ }
+ printf("Note that this may vary between machines of ostensibly\n");
+ printf("the same architecture (e.g. Sun 3/50s and 3/80s).\n");
+ printf("On many machines the value is not fixed.\n");
+ printf("A good guess for ALIGNMENT on this machine is %ld.\n",
+ (unsigned long)(&(a.a_b))-(unsigned long)(&a));
+
+ /* Encourage the compiler to keep x in a callee-save register */
+ x = 2*x-1;
+ printf("");
+ x = 2*x-1;
+ setjmp(b);
+ if (y == 1) {
+ if (x == 2) {
+ printf("Generic mark_regs code probably wont work\n");
+# if defined(SPARC) || defined(RS6000) || defined(VAX) || defined(MIPS) || defined(M68K) || defined(I386) || defined(NS32K) || defined(RT)
+ printf("Assembly code supplied\n");
+# else
+ printf("Need assembly code\n");
+# endif
+ } else if (x == 1) {
+ printf("Generic mark_regs code may work\n");
+ } else {
+ printf("Very strange setjmp implementation\n");
+ }
+ }
+ y++;
+ x = 2;
+ if (y == 1) longjmp(b,1);
+ return(0);
+}
+
+int g(x)
+int x;
+{
+ return(x);
+}
Added: llvm-gcc-4.2/trunk/boehm-gc/solaris_pthreads.c
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/boehm-gc/solaris_pthreads.c?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/boehm-gc/solaris_pthreads.c (added)
+++ llvm-gcc-4.2/trunk/boehm-gc/solaris_pthreads.c Thu Nov 8 16:56:19 2007
@@ -0,0 +1,179 @@
+/*
+ * Copyright (c) 1994 by Xerox Corporation. All rights reserved.
+ *
+ * THIS MATERIAL IS PROVIDED AS IS, WITH ABSOLUTELY NO WARRANTY EXPRESSED
+ * OR IMPLIED. ANY USE IS AT YOUR OWN RISK.
+ *
+ * Permission is hereby granted to use or copy this program
+ * for any purpose, provided the above notices are retained on all copies.
+ * Permission to modify the code and to distribute modified code is granted,
+ * provided the above notices are retained, and a notice that the code was
+ * modified is included with the above copyright notice.
+ */
+/*
+ * Support code for Solaris threads. Provides functionality we wish Sun
+ * had provided. Relies on some information we probably shouldn't rely on.
+ * Modified by Peter C. for Solaris Posix Threads.
+ */
+
+# include "private/gc_priv.h"
+
+# if defined(GC_SOLARIS_PTHREADS)
+# include <pthread.h>
+# include <thread.h>
+# include <signal.h>
+# include <fcntl.h>
+# include <sys/types.h>
+# include <sys/mman.h>
+# include <sys/time.h>
+# include <sys/resource.h>
+# include <sys/stat.h>
+# include <sys/syscall.h>
+# include <sys/procfs.h>
+# include <sys/lwp.h>
+# include <sys/reg.h>
+# define _CLASSIC_XOPEN_TYPES
+# include <unistd.h>
+# include <errno.h>
+# include "private/solaris_threads.h"
+# include <stdio.h>
+
+#undef pthread_join
+#undef pthread_create
+
+pthread_cond_t GC_prom_join_cv; /* Broadcast when any thread terminates */
+pthread_cond_t GC_create_cv; /* Signalled when a new undetached */
+ /* thread starts. */
+
+extern GC_bool GC_multithreaded;
+
+/* We use the allocation lock to protect thread-related data structures. */
+
+/* We stop the world using /proc primitives. This makes some */
+/* minimal assumptions about the threads implementation. */
+/* We don't play by the rules, since the rules make this */
+/* impossible (as of Solaris 2.3). Also note that as of */
+/* Solaris 2.3 the various thread and lwp suspension */
+/* primitives failed to stop threads by the time the request */
+/* is completed. */
+
+
+
+int GC_pthread_join(pthread_t wait_for, void **status)
+{
+ return GC_thr_join((thread_t)wait_for, NULL, status);
+}
+
+
+int
+GC_pthread_create(pthread_t *new_thread,
+ const pthread_attr_t *attr_in,
+ void * (*thread_execp)(void *), void *arg)
+{
+ int result;
+ GC_thread t;
+ pthread_t my_new_thread;
+ pthread_attr_t attr;
+ word my_flags = 0;
+ int flag;
+ void * stack = 0;
+ size_t stack_size = 0;
+ int n;
+ struct sched_param schedparam;
+
+ (void)pthread_attr_init(&attr);
+ if (attr_in != 0) {
+ (void)pthread_attr_getstacksize(attr_in, &stack_size);
+ (void)pthread_attr_getstackaddr(attr_in, &stack);
+ }
+
+ LOCK();
+ if (!GC_is_initialized) {
+ GC_init_inner();
+ }
+ GC_multithreaded++;
+
+ if (stack == 0) {
+ if (stack_size == 0)
+ stack_size = 1048576;
+ /* ^-- 1 MB (this was GC_min_stack_sz, but that
+ * violates the pthread_create documentation which
+ * says the default value if none is supplied is
+ * 1MB) */
+ else
+ stack_size += thr_min_stack();
+
+ stack = (void *)GC_stack_alloc(&stack_size);
+ if (stack == 0) {
+ GC_multithreaded--;
+ UNLOCK();
+ errno = ENOMEM;
+ return -1;
+ }
+ } else {
+ my_flags |= CLIENT_OWNS_STACK;
+ }
+ (void)pthread_attr_setstacksize(&attr, stack_size);
+ (void)pthread_attr_setstackaddr(&attr, stack);
+ if (attr_in != 0) {
+ (void)pthread_attr_getscope(attr_in, &n);
+ (void)pthread_attr_setscope(&attr, n);
+ (void)pthread_attr_getschedparam(attr_in, &schedparam);
+ (void)pthread_attr_setschedparam(&attr, &schedparam);
+ (void)pthread_attr_getschedpolicy(attr_in, &n);
+ (void)pthread_attr_setschedpolicy(&attr, n);
+ (void)pthread_attr_getinheritsched(attr_in, &n);
+ (void)pthread_attr_setinheritsched(&attr, n);
+
+ (void)pthread_attr_getdetachstate(attr_in, &flag);
+ if (flag == PTHREAD_CREATE_DETACHED) {
+ my_flags |= DETACHED;
+ }
+ (void)pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_JOINABLE);
+ }
+ /*
+ * thr_create can call malloc(), which if redirected will
+ * attempt to acquire the allocation lock.
+ * Unlock here to prevent deadlock.
+ */
+
+
+#if 0
+#ifdef I386
+ UNLOCK();
+#endif
+#endif
+ result =
+ pthread_create(&my_new_thread, &attr, thread_execp, arg);
+#if 0
+#ifdef I386
+ LOCK();
+#endif
+#endif
+ if (result == 0) {
+ t = GC_new_thread(my_new_thread);
+ t -> flags = my_flags;
+ if (!(my_flags & DETACHED)) cond_init(&(t->join_cv), USYNC_THREAD, 0);
+ t -> stack = stack;
+ t -> stack_size = stack_size;
+ if (new_thread != 0) *new_thread = my_new_thread;
+ pthread_cond_signal(&GC_create_cv);
+ } else {
+ if (!(my_flags & CLIENT_OWNS_STACK)) {
+ GC_stack_free(stack, stack_size);
+ }
+ GC_multithreaded--;
+ }
+ UNLOCK();
+ pthread_attr_destroy(&attr);
+ return(result);
+}
+
+# else
+
+#ifndef LINT
+ int GC_no_sunOS_pthreads;
+#endif
+
+# endif /* GC_SOLARIS_PTHREADS */
+
Added: llvm-gcc-4.2/trunk/boehm-gc/solaris_threads.c
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/boehm-gc/solaris_threads.c?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/boehm-gc/solaris_threads.c (added)
+++ llvm-gcc-4.2/trunk/boehm-gc/solaris_threads.c Thu Nov 8 16:56:19 2007
@@ -0,0 +1,959 @@
+/*
+ * Copyright (c) 1994 by Xerox Corporation. All rights reserved.
+ *
+ * THIS MATERIAL IS PROVIDED AS IS, WITH ABSOLUTELY NO WARRANTY EXPRESSED
+ * OR IMPLIED. ANY USE IS AT YOUR OWN RISK.
+ *
+ * Permission is hereby granted to use or copy this program
+ * for any purpose, provided the above notices are retained on all copies.
+ * Permission to modify the code and to distribute modified code is granted,
+ * provided the above notices are retained, and a notice that the code was
+ * modified is included with the above copyright notice.
+ */
+/*
+ * Support code for Solaris threads. Provides functionality we wish Sun
+ * had provided. Relies on some information we probably shouldn't rely on.
+ */
+/* Boehm, September 14, 1994 4:44 pm PDT */
+
+# include "private/gc_priv.h"
+
+# if defined(GC_SOLARIS_THREADS) || defined(GC_SOLARIS_PTHREADS)
+# include "private/solaris_threads.h"
+# include <thread.h>
+# include <synch.h>
+# include <signal.h>
+# include <fcntl.h>
+# include <sys/types.h>
+# include <sys/mman.h>
+# include <sys/time.h>
+# include <sys/resource.h>
+# include <sys/stat.h>
+# include <sys/syscall.h>
+# include <sys/procfs.h>
+# include <sys/lwp.h>
+# include <sys/reg.h>
+# define _CLASSIC_XOPEN_TYPES
+# include <unistd.h>
+# include <errno.h>
+
+#ifdef HANDLE_FORK
+ --> Not yet supported. Try porting the code from linux_threads.c.
+#endif
+
+/*
+ * This is the default size of the LWP arrays. If there are more LWPs
+ * than this when a stop-the-world GC happens, set_max_lwps will be
+ * called to cope.
+ * This must be higher than the number of LWPs at startup time.
+ * The threads library creates a thread early on, so the min. is 3
+ */
+# define DEFAULT_MAX_LWPS 4
+
+#undef thr_join
+#undef thr_create
+#undef thr_suspend
+#undef thr_continue
+
+cond_t GC_prom_join_cv; /* Broadcast when any thread terminates */
+cond_t GC_create_cv; /* Signalled when a new undetached */
+ /* thread starts. */
+
+
+#ifdef MMAP_STACKS
+static int GC_zfd;
+#endif /* MMAP_STACKS */
+
+/* We use the allocation lock to protect thread-related data structures. */
+
+/* We stop the world using /proc primitives. This makes some */
+/* minimal assumptions about the threads implementation. */
+/* We don't play by the rules, since the rules make this */
+/* impossible (as of Solaris 2.3). Also note that as of */
+/* Solaris 2.3 the various thread and lwp suspension */
+/* primitives failed to stop threads by the time the request */
+/* is completed. */
+
+
+static sigset_t old_mask;
+
+/* Sleep for n milliseconds, n < 1000 */
+void GC_msec_sleep(int n)
+{
+ struct timespec ts;
+
+ ts.tv_sec = 0;
+ ts.tv_nsec = 1000000*n;
+ if (syscall(SYS_nanosleep, &ts, 0) < 0) {
+ ABORT("nanosleep failed");
+ }
+}
+/* Turn off preemption; gross but effective. */
+/* Caller has allocation lock. */
+/* Actually this is not needed under Solaris 2.3 and */
+/* 2.4, but hopefully that'll change. */
+void preempt_off()
+{
+ sigset_t set;
+
+ (void)sigfillset(&set);
+ sigdelset(&set, SIGABRT);
+ syscall(SYS_sigprocmask, SIG_SETMASK, &set, &old_mask);
+}
+
+void preempt_on()
+{
+ syscall(SYS_sigprocmask, SIG_SETMASK, &old_mask, NULL);
+}
+
+int GC_main_proc_fd = -1;
+
+
+struct lwp_cache_entry {
+ lwpid_t lc_id;
+ int lc_descr; /* /proc file descriptor. */
+} GC_lwp_cache_default[DEFAULT_MAX_LWPS];
+
+static int max_lwps = DEFAULT_MAX_LWPS;
+static struct lwp_cache_entry *GC_lwp_cache = GC_lwp_cache_default;
+
+static prgregset_t GC_lwp_registers_default[DEFAULT_MAX_LWPS];
+static prgregset_t *GC_lwp_registers = GC_lwp_registers_default;
+
+/* Return a file descriptor for the /proc entry corresponding */
+/* to the given lwp. The file descriptor may be stale if the */
+/* lwp exited and a new one was forked. */
+static int open_lwp(lwpid_t id)
+{
+ int result;
+ static int next_victim = 0;
+ register int i;
+
+ for (i = 0; i < max_lwps; i++) {
+ if (GC_lwp_cache[i].lc_id == id) return(GC_lwp_cache[i].lc_descr);
+ }
+ result = syscall(SYS_ioctl, GC_main_proc_fd, PIOCOPENLWP, &id);
+ /*
+ * If PIOCOPENLWP fails, try closing fds in the cache until it succeeds.
+ */
+ if (result < 0 && errno == EMFILE) {
+ for (i = 0; i < max_lwps; i++) {
+ if (GC_lwp_cache[i].lc_id != 0) {
+ (void)syscall(SYS_close, GC_lwp_cache[i].lc_descr);
+ result = syscall(SYS_ioctl, GC_main_proc_fd, PIOCOPENLWP, &id);
+ if (result >= 0 || (result < 0 && errno != EMFILE))
+ break;
+ }
+ }
+ }
+ if (result < 0) {
+ if (errno == EMFILE) {
+ ABORT("Too many open files");
+ }
+ return(-1) /* exited? */;
+ }
+ if (GC_lwp_cache[next_victim].lc_id != 0)
+ (void)syscall(SYS_close, GC_lwp_cache[next_victim].lc_descr);
+ GC_lwp_cache[next_victim].lc_id = id;
+ GC_lwp_cache[next_victim].lc_descr = result;
+ if (++next_victim >= max_lwps)
+ next_victim = 0;
+ return(result);
+}
+
+static void uncache_lwp(lwpid_t id)
+{
+ register int i;
+
+ for (i = 0; i < max_lwps; i++) {
+ if (GC_lwp_cache[i].lc_id == id) {
+ (void)syscall(SYS_close, GC_lwp_cache[id].lc_descr);
+ GC_lwp_cache[i].lc_id = 0;
+ break;
+ }
+ }
+}
+ /* Sequence of current lwp ids */
+static lwpid_t GC_current_ids_default[DEFAULT_MAX_LWPS + 1];
+static lwpid_t *GC_current_ids = GC_current_ids_default;
+
+ /* Temporary used below (can be big if large number of LWPs) */
+static lwpid_t last_ids_default[DEFAULT_MAX_LWPS + 1];
+static lwpid_t *last_ids = last_ids_default;
+
+
+#define ROUNDUP(n) WORDS_TO_BYTES(ROUNDED_UP_WORDS(n))
+
+static void set_max_lwps(GC_word n)
+{
+ char *mem;
+ char *oldmem;
+ int required_bytes = ROUNDUP(n * sizeof(struct lwp_cache_entry))
+ + ROUNDUP(n * sizeof(prgregset_t))
+ + ROUNDUP((n + 1) * sizeof(lwpid_t))
+ + ROUNDUP((n + 1) * sizeof(lwpid_t));
+
+ GC_expand_hp_inner(divHBLKSZ((word)required_bytes));
+ oldmem = mem = GC_scratch_alloc(required_bytes);
+ if (0 == mem) ABORT("No space for lwp data structures");
+
+ /*
+ * We can either flush the old lwp cache or copy it over. Do the latter.
+ */
+ memcpy(mem, GC_lwp_cache, max_lwps * sizeof(struct lwp_cache_entry));
+ GC_lwp_cache = (struct lwp_cache_entry*)mem;
+ mem += ROUNDUP(n * sizeof(struct lwp_cache_entry));
+
+ BZERO(GC_lwp_registers, max_lwps * sizeof(GC_lwp_registers[0]));
+ GC_lwp_registers = (prgregset_t *)mem;
+ mem += ROUNDUP(n * sizeof(prgregset_t));
+
+
+ GC_current_ids = (lwpid_t *)mem;
+ mem += ROUNDUP((n + 1) * sizeof(lwpid_t));
+
+ last_ids = (lwpid_t *)mem;
+ mem += ROUNDUP((n + 1)* sizeof(lwpid_t));
+
+ if (mem > oldmem + required_bytes)
+ ABORT("set_max_lwps buffer overflow");
+
+ max_lwps = n;
+}
+
+
+/* Stop all lwps in process. Assumes preemption is off. */
+/* Caller has allocation lock (and any other locks he may */
+/* need). */
+static void stop_all_lwps()
+{
+ int lwp_fd;
+ char buf[30];
+ prstatus_t status;
+ register int i;
+ GC_bool changed;
+ lwpid_t me = _lwp_self();
+
+ if (GC_main_proc_fd == -1) {
+ sprintf(buf, "/proc/%d", getpid());
+ GC_main_proc_fd = syscall(SYS_open, buf, O_RDONLY);
+ if (GC_main_proc_fd < 0) {
+ if (errno == EMFILE)
+ ABORT("/proc open failed: too many open files");
+ GC_printf1("/proc open failed: errno %d", errno);
+ abort();
+ }
+ }
+ BZERO(GC_lwp_registers, sizeof (prgregset_t) * max_lwps);
+ for (i = 0; i < max_lwps; i++)
+ last_ids[i] = 0;
+ for (;;) {
+ if (syscall(SYS_ioctl, GC_main_proc_fd, PIOCSTATUS, &status) < 0)
+ ABORT("Main PIOCSTATUS failed");
+ if (status.pr_nlwp < 1)
+ ABORT("Invalid number of lwps returned by PIOCSTATUS");
+ if (status.pr_nlwp >= max_lwps) {
+ set_max_lwps(status.pr_nlwp*2 + 10);
+ /*
+ * The data in the old GC_current_ids and
+ * GC_lwp_registers has been trashed. Cleaning out last_ids
+ * will make sure every LWP gets re-examined.
+ */
+ for (i = 0; i < max_lwps; i++)
+ last_ids[i] = 0;
+ continue;
+ }
+ if (syscall(SYS_ioctl, GC_main_proc_fd, PIOCLWPIDS, GC_current_ids) < 0)
+ ABORT("PIOCLWPIDS failed");
+ changed = FALSE;
+ for (i = 0; GC_current_ids[i] != 0 && i < max_lwps; i++) {
+ if (GC_current_ids[i] != last_ids[i]) {
+ changed = TRUE;
+ if (GC_current_ids[i] != me) {
+ /* PIOCSTOP doesn't work without a writable */
+ /* descriptor. And that makes the process */
+ /* undebuggable. */
+ if (_lwp_suspend(GC_current_ids[i]) < 0) {
+ /* Could happen if the lwp exited */
+ uncache_lwp(GC_current_ids[i]);
+ GC_current_ids[i] = me; /* ignore */
+ }
+ }
+ }
+ }
+ /*
+ * In the unlikely event something does a fork between the
+ * PIOCSTATUS and the PIOCLWPIDS.
+ */
+ if (i >= max_lwps)
+ continue;
+ /* All lwps in GC_current_ids != me have been suspended. Note */
+ /* that _lwp_suspend is idempotent. */
+ for (i = 0; GC_current_ids[i] != 0; i++) {
+ if (GC_current_ids[i] != last_ids[i]) {
+ if (GC_current_ids[i] != me) {
+ lwp_fd = open_lwp(GC_current_ids[i]);
+ if (lwp_fd == -1)
+ {
+ GC_current_ids[i] = me;
+ continue;
+ }
+ /* LWP should be stopped. Empirically it sometimes */
+ /* isn't, and more frequently the PR_STOPPED flag */
+ /* is not set. Wait for PR_STOPPED. */
+ if (syscall(SYS_ioctl, lwp_fd,
+ PIOCSTATUS, &status) < 0) {
+ /* Possible if the descriptor was stale, or */
+ /* we encountered the 2.3 _lwp_suspend bug. */
+ uncache_lwp(GC_current_ids[i]);
+ GC_current_ids[i] = me; /* handle next time. */
+ } else {
+ while (!(status.pr_flags & PR_STOPPED)) {
+ GC_msec_sleep(1);
+ if (syscall(SYS_ioctl, lwp_fd,
+ PIOCSTATUS, &status) < 0) {
+ ABORT("Repeated PIOCSTATUS failed");
+ }
+ if (status.pr_flags & PR_STOPPED) break;
+
+ GC_msec_sleep(20);
+ if (syscall(SYS_ioctl, lwp_fd,
+ PIOCSTATUS, &status) < 0) {
+ ABORT("Repeated PIOCSTATUS failed");
+ }
+ }
+ if (status.pr_who != GC_current_ids[i]) {
+ /* can happen if thread was on death row */
+ uncache_lwp(GC_current_ids[i]);
+ GC_current_ids[i] = me; /* handle next time. */
+ continue;
+ }
+ /* Save registers where collector can */
+ /* find them. */
+ BCOPY(status.pr_reg, GC_lwp_registers[i],
+ sizeof (prgregset_t));
+ }
+ }
+ }
+ }
+ if (!changed) break;
+ for (i = 0; i < max_lwps; i++) last_ids[i] = GC_current_ids[i];
+ }
+}
+
+/* Restart all lwps in process. Assumes preemption is off. */
+static void restart_all_lwps()
+{
+ int lwp_fd;
+ register int i;
+ GC_bool changed;
+ lwpid_t me = _lwp_self();
+# define PARANOID
+
+ for (i = 0; GC_current_ids[i] != 0; i++) {
+# ifdef PARANOID
+ if (GC_current_ids[i] != me) {
+ int lwp_fd = open_lwp(GC_current_ids[i]);
+ prstatus_t status;
+
+ if (lwp_fd < 0) ABORT("open_lwp failed");
+ if (syscall(SYS_ioctl, lwp_fd,
+ PIOCSTATUS, &status) < 0) {
+ ABORT("PIOCSTATUS failed in restart_all_lwps");
+ }
+ if (memcmp(status.pr_reg, GC_lwp_registers[i],
+ sizeof (prgregset_t)) != 0) {
+ int j;
+
+ for(j = 0; j < NPRGREG; j++)
+ {
+ GC_printf3("%i: %x -> %x\n", j,
+ GC_lwp_registers[i][j],
+ status.pr_reg[j]);
+ }
+ ABORT("Register contents changed");
+ }
+ if (!status.pr_flags & PR_STOPPED) {
+ ABORT("lwp no longer stopped");
+ }
+#ifdef SPARC
+ {
+ gwindows_t windows;
+ if (syscall(SYS_ioctl, lwp_fd,
+ PIOCGWIN, &windows) < 0) {
+ ABORT("PIOCSTATUS failed in restart_all_lwps");
+ }
+ if (windows.wbcnt > 0) ABORT("unsaved register windows");
+ }
+#endif
+ }
+# endif /* PARANOID */
+ if (GC_current_ids[i] == me) continue;
+ if (_lwp_continue(GC_current_ids[i]) < 0) {
+ ABORT("Failed to restart lwp");
+ }
+ }
+ if (i >= max_lwps) ABORT("Too many lwps");
+}
+
+GC_bool GC_multithreaded = 0;
+
+void GC_stop_world()
+{
+ preempt_off();
+ if (GC_multithreaded)
+ stop_all_lwps();
+}
+
+void GC_start_world()
+{
+ if (GC_multithreaded)
+ restart_all_lwps();
+ preempt_on();
+}
+
+void GC_thr_init(void);
+
+GC_bool GC_thr_initialized = FALSE;
+
+size_t GC_min_stack_sz;
+
+
+/*
+ * stack_head is stored at the top of free stacks
+ */
+struct stack_head {
+ struct stack_head *next;
+ ptr_t base;
+ thread_t owner;
+};
+
+# define N_FREE_LISTS 25
+struct stack_head *GC_stack_free_lists[N_FREE_LISTS] = { 0 };
+ /* GC_stack_free_lists[i] is free list for stacks of */
+ /* size GC_min_stack_sz*2**i. */
+ /* Free lists are linked through stack_head stored */ /* at top of stack. */
+
+/* Return a stack of size at least *stack_size. *stack_size is */
+/* replaced by the actual stack size. */
+/* Caller holds allocation lock. */
+ptr_t GC_stack_alloc(size_t * stack_size)
+{
+ register size_t requested_sz = *stack_size;
+ register size_t search_sz = GC_min_stack_sz;
+ register int index = 0; /* = log2(search_sz/GC_min_stack_sz) */
+ register ptr_t base;
+ register struct stack_head *result;
+
+ while (search_sz < requested_sz) {
+ search_sz *= 2;
+ index++;
+ }
+ if ((result = GC_stack_free_lists[index]) == 0
+ && (result = GC_stack_free_lists[index+1]) != 0) {
+ /* Try next size up. */
+ search_sz *= 2; index++;
+ }
+ if (result != 0) {
+ base = GC_stack_free_lists[index]->base;
+ GC_stack_free_lists[index] = GC_stack_free_lists[index]->next;
+ } else {
+#ifdef MMAP_STACKS
+ base = (ptr_t)mmap(0, search_sz + GC_page_size,
+ PROT_READ|PROT_WRITE, MAP_PRIVATE |MAP_NORESERVE,
+ GC_zfd, 0);
+ if (base == (ptr_t)-1)
+ {
+ *stack_size = 0;
+ return NULL;
+ }
+
+ mprotect(base, GC_page_size, PROT_NONE);
+ /* Should this use divHBLKSZ(search_sz + GC_page_size) ? -- cf */
+ GC_is_fresh((struct hblk *)base, divHBLKSZ(search_sz));
+ base += GC_page_size;
+
+#else
+ base = (ptr_t) GC_scratch_alloc(search_sz + 2*GC_page_size);
+ if (base == NULL)
+ {
+ *stack_size = 0;
+ return NULL;
+ }
+
+ base = (ptr_t)(((word)base + GC_page_size) & ~(GC_page_size - 1));
+ /* Protect hottest page to detect overflow. */
+# ifdef SOLARIS23_MPROTECT_BUG_FIXED
+ mprotect(base, GC_page_size, PROT_NONE);
+# endif
+ GC_is_fresh((struct hblk *)base, divHBLKSZ(search_sz));
+
+ base += GC_page_size;
+#endif
+ }
+ *stack_size = search_sz;
+ return(base);
+}
+
+/* Caller holds allocationlock. */
+void GC_stack_free(ptr_t stack, size_t size)
+{
+ register int index = 0;
+ register size_t search_sz = GC_min_stack_sz;
+ register struct stack_head *head;
+
+#ifdef MMAP_STACKS
+ /* Zero pointers */
+ mmap(stack, size, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_NORESERVE|MAP_FIXED,
+ GC_zfd, 0);
+#endif
+ while (search_sz < size) {
+ search_sz *= 2;
+ index++;
+ }
+ if (search_sz != size) ABORT("Bad stack size");
+
+ head = (struct stack_head *)(stack + search_sz - sizeof(struct stack_head));
+ head->next = GC_stack_free_lists[index];
+ head->base = stack;
+ GC_stack_free_lists[index] = head;
+}
+
+void GC_my_stack_limits();
+
+/* Notify virtual dirty bit implementation that known empty parts of */
+/* stacks do not contain useful data. */
+/* Caller holds allocation lock. */
+void GC_old_stacks_are_fresh()
+{
+/* No point in doing this for MMAP stacks - and pointers are zero'd out */
+/* by the mmap in GC_stack_free */
+#ifndef MMAP_STACKS
+ register int i;
+ register struct stack_head *s;
+ register ptr_t p;
+ register size_t sz;
+ register struct hblk * h;
+ int dummy;
+
+ for (i = 0, sz= GC_min_stack_sz; i < N_FREE_LISTS;
+ i++, sz *= 2) {
+ for (s = GC_stack_free_lists[i]; s != 0; s = s->next) {
+ p = s->base;
+ h = (struct hblk *)(((word)p + HBLKSIZE-1) & ~(HBLKSIZE-1));
+ if ((ptr_t)h == p) {
+ GC_is_fresh((struct hblk *)p, divHBLKSZ(sz));
+ } else {
+ GC_is_fresh((struct hblk *)p, divHBLKSZ(sz) - 1);
+ BZERO(p, (ptr_t)h - p);
+ }
+ }
+ }
+#endif /* MMAP_STACKS */
+ GC_my_stack_limits();
+}
+
+/* The set of all known threads. We intercept thread creation and */
+/* joins. We never actually create detached threads. We allocate all */
+/* new thread stacks ourselves. These allow us to maintain this */
+/* data structure. */
+
+# define THREAD_TABLE_SZ 128 /* Must be power of 2 */
+volatile GC_thread GC_threads[THREAD_TABLE_SZ];
+
+void GC_push_thread_structures GC_PROTO((void))
+{
+ GC_push_all((ptr_t)(GC_threads), (ptr_t)(GC_threads)+sizeof(GC_threads));
+}
+
+/* Add a thread to GC_threads. We assume it wasn't already there. */
+/* Caller holds allocation lock. */
+GC_thread GC_new_thread(thread_t id)
+{
+ int hv = ((word)id) % THREAD_TABLE_SZ;
+ GC_thread result;
+ static struct GC_Thread_Rep first_thread;
+ static GC_bool first_thread_used = FALSE;
+
+ if (!first_thread_used) {
+ result = &first_thread;
+ first_thread_used = TRUE;
+ /* Dont acquire allocation lock, since we may already hold it. */
+ } else {
+ result = (struct GC_Thread_Rep *)
+ GC_INTERNAL_MALLOC(sizeof(struct GC_Thread_Rep), NORMAL);
+ }
+ if (result == 0) return(0);
+ result -> id = id;
+ result -> next = GC_threads[hv];
+ GC_threads[hv] = result;
+ /* result -> finished = 0; */
+ (void) cond_init(&(result->join_cv), USYNC_THREAD, 0);
+ return(result);
+}
+
+/* Delete a thread from GC_threads. We assume it is there. */
+/* (The code intentionally traps if it wasn't.) */
+/* Caller holds allocation lock. */
+void GC_delete_thread(thread_t id)
+{
+ int hv = ((word)id) % THREAD_TABLE_SZ;
+ register GC_thread p = GC_threads[hv];
+ register GC_thread prev = 0;
+
+ while (p -> id != id) {
+ prev = p;
+ p = p -> next;
+ }
+ if (prev == 0) {
+ GC_threads[hv] = p -> next;
+ } else {
+ prev -> next = p -> next;
+ }
+}
+
+/* Return the GC_thread correpsonding to a given thread_t. */
+/* Returns 0 if it's not there. */
+/* Caller holds allocation lock. */
+GC_thread GC_lookup_thread(thread_t id)
+{
+ int hv = ((word)id) % THREAD_TABLE_SZ;
+ register GC_thread p = GC_threads[hv];
+
+ while (p != 0 && p -> id != id) p = p -> next;
+ return(p);
+}
+
+/* Solaris 2/Intel uses an initial stack size limit slightly bigger than the
+ SPARC default of 8 MB. Account for this to warn only if the user has
+ raised the limit beyond the default.
+
+ This is identical to DFLSSIZ defined in <sys/vm_machparam.h>. This file
+ is installed in /usr/platform/`uname -m`/include, which is not in the
+ default include directory list, so copy the definition here. */
+#ifdef I386
+# define MAX_ORIG_STACK_SIZE (8 * 1024 * 1024 + ((USRSTACK) & 0x3FFFFF))
+#else
+# define MAX_ORIG_STACK_SIZE (8 * 1024 * 1024)
+#endif
+
+word GC_get_orig_stack_size() {
+ struct rlimit rl;
+ static int warned = 0;
+ int result;
+
+ if (getrlimit(RLIMIT_STACK, &rl) != 0) ABORT("getrlimit failed");
+ result = (word)rl.rlim_cur & ~(HBLKSIZE-1);
+ if (result > MAX_ORIG_STACK_SIZE) {
+ if (!warned) {
+ WARN("Large stack limit(%ld): only scanning 8 MB\n", result);
+ warned = 1;
+ }
+ result = MAX_ORIG_STACK_SIZE;
+ }
+ return result;
+}
+
+/* Notify dirty bit implementation of unused parts of my stack. */
+/* Caller holds allocation lock. */
+void GC_my_stack_limits()
+{
+ int dummy;
+ register ptr_t hottest = (ptr_t)((word)(&dummy) & ~(HBLKSIZE-1));
+ register GC_thread me = GC_lookup_thread(thr_self());
+ register size_t stack_size = me -> stack_size;
+ register ptr_t stack;
+
+ if (stack_size == 0) {
+ /* original thread */
+ /* Empirically, what should be the stack page with lowest */
+ /* address is actually inaccessible. */
+ stack_size = GC_get_orig_stack_size() - GC_page_size;
+ stack = GC_stackbottom - stack_size + GC_page_size;
+ } else {
+ stack = me -> stack;
+ }
+ if (stack > hottest || stack + stack_size < hottest) {
+ ABORT("sp out of bounds");
+ }
+ GC_is_fresh((struct hblk *)stack, divHBLKSZ(hottest - stack));
+}
+
+
+/* We hold allocation lock. Should do exactly the right thing if the */
+/* world is stopped. Should not fail if it isn't. */
+void GC_push_all_stacks()
+{
+ register int i;
+ register GC_thread p;
+ register ptr_t sp = GC_approx_sp();
+ register ptr_t bottom, top;
+ struct rlimit rl;
+
+# define PUSH(bottom,top) \
+ if (GC_dirty_maintained) { \
+ GC_push_selected((bottom), (top), GC_page_was_ever_dirty, \
+ GC_push_all_stack); \
+ } else { \
+ GC_push_all_stack((bottom), (top)); \
+ }
+ GC_push_all_stack((ptr_t)GC_lwp_registers,
+ (ptr_t)GC_lwp_registers
+ + max_lwps * sizeof(GC_lwp_registers[0]));
+ for (i = 0; i < THREAD_TABLE_SZ; i++) {
+ for (p = GC_threads[i]; p != 0; p = p -> next) {
+ if (p -> stack_size != 0) {
+ bottom = p -> stack;
+ top = p -> stack + p -> stack_size;
+ } else {
+ /* The original stack. */
+ bottom = GC_stackbottom - GC_get_orig_stack_size() + GC_page_size;
+ top = GC_stackbottom;
+ }
+ if ((word)sp > (word)bottom && (word)sp < (word)top) bottom = sp;
+ PUSH(bottom, top);
+ }
+ }
+}
+
+
+int GC_is_thread_stack(ptr_t addr)
+{
+ register int i;
+ register GC_thread p;
+ register ptr_t bottom, top;
+
+ for (i = 0; i < THREAD_TABLE_SZ; i++) {
+ for (p = GC_threads[i]; p != 0; p = p -> next) {
+ if (p -> stack_size != 0) {
+ if (p -> stack <= addr &&
+ addr < p -> stack + p -> stack_size)
+ return 1;
+ }
+ }
+ }
+ return 0;
+}
+
+/* The only thread that ever really performs a thr_join. */
+void * GC_thr_daemon(void * dummy)
+{
+ void *status;
+ thread_t departed;
+ register GC_thread t;
+ register int i;
+ register int result;
+
+ for(;;) {
+ start:
+ result = thr_join((thread_t)0, &departed, &status);
+ LOCK();
+ if (result != 0) {
+ /* No more threads; wait for create. */
+ for (i = 0; i < THREAD_TABLE_SZ; i++) {
+ for (t = GC_threads[i]; t != 0; t = t -> next) {
+ if (!(t -> flags & (DETACHED | FINISHED))) {
+ UNLOCK();
+ goto start; /* Thread started just before we */
+ /* acquired the lock. */
+ }
+ }
+ }
+ cond_wait(&GC_create_cv, &GC_allocate_ml);
+ UNLOCK();
+ } else {
+ t = GC_lookup_thread(departed);
+ GC_multithreaded--;
+ if (!(t -> flags & CLIENT_OWNS_STACK)) {
+ GC_stack_free(t -> stack, t -> stack_size);
+ }
+ if (t -> flags & DETACHED) {
+ GC_delete_thread(departed);
+ } else {
+ t -> status = status;
+ t -> flags |= FINISHED;
+ cond_signal(&(t -> join_cv));
+ cond_broadcast(&GC_prom_join_cv);
+ }
+ UNLOCK();
+ }
+ }
+}
+
+/* We hold the allocation lock, or caller ensures that 2 instances */
+/* cannot be invoked concurrently. */
+void GC_thr_init(void)
+{
+ GC_thread t;
+ thread_t tid;
+ int ret;
+
+ if (GC_thr_initialized)
+ return;
+ GC_thr_initialized = TRUE;
+ GC_min_stack_sz = ((thr_min_stack() + 32*1024 + HBLKSIZE-1)
+ & ~(HBLKSIZE - 1));
+#ifdef MMAP_STACKS
+ GC_zfd = open("/dev/zero", O_RDONLY);
+ if (GC_zfd == -1)
+ ABORT("Can't open /dev/zero");
+#endif /* MMAP_STACKS */
+ cond_init(&GC_prom_join_cv, USYNC_THREAD, 0);
+ cond_init(&GC_create_cv, USYNC_THREAD, 0);
+ /* Add the initial thread, so we can stop it. */
+ t = GC_new_thread(thr_self());
+ t -> stack_size = 0;
+ t -> flags = DETACHED | CLIENT_OWNS_STACK;
+ ret = thr_create(0 /* stack */, 0 /* stack_size */, GC_thr_daemon,
+ 0 /* arg */, THR_DETACHED | THR_DAEMON,
+ &tid /* thread_id */);
+ if (ret != 0) {
+ GC_err_printf1("Thr_create returned %ld\n", ret);
+ ABORT("Cant fork daemon");
+ }
+ thr_setprio(tid, 126);
+}
+
+/* We acquire the allocation lock to prevent races with */
+/* stopping/starting world. */
+/* This is no more correct than the underlying Solaris 2.X */
+/* implementation. Under 2.3 THIS IS BROKEN. */
+int GC_thr_suspend(thread_t target_thread)
+{
+ GC_thread t;
+ int result;
+
+ LOCK();
+ result = thr_suspend(target_thread);
+ if (result == 0) {
+ t = GC_lookup_thread(target_thread);
+ if (t == 0) ABORT("thread unknown to GC");
+ t -> flags |= SUSPNDED;
+ }
+ UNLOCK();
+ return(result);
+}
+
+int GC_thr_continue(thread_t target_thread)
+{
+ GC_thread t;
+ int result;
+
+ LOCK();
+ result = thr_continue(target_thread);
+ if (result == 0) {
+ t = GC_lookup_thread(target_thread);
+ if (t == 0) ABORT("thread unknown to GC");
+ t -> flags &= ~SUSPNDED;
+ }
+ UNLOCK();
+ return(result);
+}
+
+int GC_thr_join(thread_t wait_for, thread_t *departed, void **status)
+{
+ register GC_thread t;
+ int result = 0;
+
+ LOCK();
+ if (wait_for == 0) {
+ register int i;
+ register GC_bool thread_exists;
+
+ for (;;) {
+ thread_exists = FALSE;
+ for (i = 0; i < THREAD_TABLE_SZ; i++) {
+ for (t = GC_threads[i]; t != 0; t = t -> next) {
+ if (!(t -> flags & DETACHED)) {
+ if (t -> flags & FINISHED) {
+ goto found;
+ }
+ thread_exists = TRUE;
+ }
+ }
+ }
+ if (!thread_exists) {
+ result = ESRCH;
+ goto out;
+ }
+ cond_wait(&GC_prom_join_cv, &GC_allocate_ml);
+ }
+ } else {
+ t = GC_lookup_thread(wait_for);
+ if (t == 0 || t -> flags & DETACHED) {
+ result = ESRCH;
+ goto out;
+ }
+ if (wait_for == thr_self()) {
+ result = EDEADLK;
+ goto out;
+ }
+ while (!(t -> flags & FINISHED)) {
+ cond_wait(&(t -> join_cv), &GC_allocate_ml);
+ }
+
+ }
+ found:
+ if (status) *status = t -> status;
+ if (departed) *departed = t -> id;
+ cond_destroy(&(t -> join_cv));
+ GC_delete_thread(t -> id);
+ out:
+ UNLOCK();
+ return(result);
+}
+
+
+int
+GC_thr_create(void *stack_base, size_t stack_size,
+ void *(*start_routine)(void *), void *arg, long flags,
+ thread_t *new_thread)
+{
+ int result;
+ GC_thread t;
+ thread_t my_new_thread;
+ word my_flags = 0;
+ void * stack = stack_base;
+
+ LOCK();
+ if (!GC_is_initialized) GC_init_inner();
+ GC_multithreaded++;
+ if (stack == 0) {
+ if (stack_size == 0) stack_size = 1024*1024;
+ stack = (void *)GC_stack_alloc(&stack_size);
+ if (stack == 0) {
+ GC_multithreaded--;
+ UNLOCK();
+ return(ENOMEM);
+ }
+ } else {
+ my_flags |= CLIENT_OWNS_STACK;
+ }
+ if (flags & THR_DETACHED) my_flags |= DETACHED;
+ if (flags & THR_SUSPENDED) my_flags |= SUSPNDED;
+ result = thr_create(stack, stack_size, start_routine,
+ arg, flags & ~THR_DETACHED, &my_new_thread);
+ if (result == 0) {
+ t = GC_new_thread(my_new_thread);
+ t -> flags = my_flags;
+ if (!(my_flags & DETACHED)) cond_init(&(t -> join_cv), USYNC_THREAD, 0);
+ t -> stack = stack;
+ t -> stack_size = stack_size;
+ if (new_thread != 0) *new_thread = my_new_thread;
+ cond_signal(&GC_create_cv);
+ } else {
+ GC_multithreaded--;
+ if (!(my_flags & CLIENT_OWNS_STACK)) {
+ GC_stack_free(stack, stack_size);
+ }
+ }
+ UNLOCK();
+ return(result);
+}
+
+# else /* !GC_SOLARIS_THREADS */
+
+#ifndef LINT
+ int GC_no_sunOS_threads;
+#endif
+#endif
Added: llvm-gcc-4.2/trunk/boehm-gc/sparc_mach_dep.S
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/boehm-gc/sparc_mach_dep.S?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/boehm-gc/sparc_mach_dep.S (added)
+++ llvm-gcc-4.2/trunk/boehm-gc/sparc_mach_dep.S Thu Nov 8 16:56:19 2007
@@ -0,0 +1,67 @@
+! SPARCompiler 3.0 and later apparently no longer handles
+! asm outside functions. So we need a separate .s file
+! This is only set up for SunOS 5, not SunOS 4.
+! Assumes this is called before the stack contents are
+! examined.
+
+ .seg "text"
+ .globl GC_save_regs_in_stack
+ .globl GC_push_regs
+GC_save_regs_in_stack:
+GC_push_regs:
+#if defined(__arch64__) || defined(__sparcv9)
+ save %sp,-128,%sp
+ flushw
+ ret
+ restore %sp,2047+128,%o0
+#else /* 32 bit SPARC */
+ ta 0x3 ! ST_FLUSH_WINDOWS
+ mov %sp,%o0
+ retl
+ nop
+#endif /* 32 bit SPARC */
+.GC_save_regs_in_stack_end:
+ .size GC_save_regs_in_stack,.GC_save_regs_in_stack_end-GC_save_regs_in_stack
+
+
+ .globl GC_clear_stack_inner
+GC_clear_stack_inner:
+#if defined(__arch64__) || defined(__sparcv9)
+ mov %sp,%o2 ! Save sp
+ add %sp,2047-8,%o3 ! p = sp+bias-8
+ add %o1,-2047-192,%sp ! Move sp out of the way,
+ ! so that traps still work.
+ ! Includes some extra words
+ ! so we can be sloppy below.
+loop:
+ stx %g0,[%o3] ! *(long *)p = 0
+ cmp %o3,%o1
+ bgu,pt %xcc, loop ! if (p > limit) goto loop
+ add %o3,-8,%o3 ! p -= 8 (delay slot)
+ retl
+ mov %o2,%sp ! Restore sp., delay slot
+#else /* 32 bit SPARC */
+ mov %sp,%o2 ! Save sp
+ add %sp,-8,%o3 ! p = sp-8
+ clr %g1 ! [g0,g1] = 0
+ add %o1,-0x60,%sp ! Move sp out of the way,
+ ! so that traps still work.
+ ! Includes some extra words
+ ! so we can be sloppy below.
+loop:
+ std %g0,[%o3] ! *(long long *)p = 0
+ cmp %o3,%o1
+ bgu loop ! if (p > limit) goto loop
+ add %o3,-8,%o3 ! p -= 8 (delay slot)
+ retl
+ mov %o2,%sp ! Restore sp., delay slot
+#endif /* 32 bit SPARC */
+.GC_clear_stack_inner_end:
+ .size GC_clear_stack_inner,.GC_clear_stack_inner_end-GC_clear_stack_inner
+
+
+
+
+
+
+
Added: llvm-gcc-4.2/trunk/boehm-gc/sparc_netbsd_mach_dep.s
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/boehm-gc/sparc_netbsd_mach_dep.s?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/boehm-gc/sparc_netbsd_mach_dep.s (added)
+++ llvm-gcc-4.2/trunk/boehm-gc/sparc_netbsd_mach_dep.s Thu Nov 8 16:56:19 2007
@@ -0,0 +1,34 @@
+! SPARCompiler 3.0 and later apparently no longer handles
+! asm outside functions. So we need a separate .s file
+! This is only set up for SunOS 4.
+! Assumes this is called before the stack contents are
+! examined.
+
+#include "machine/asm.h"
+
+ .seg "text"
+ .globl _C_LABEL(GC_save_regs_in_stack)
+ .globl _C_LABEL(GC_push_regs)
+_C_LABEL(GC_save_regs_in_stack):
+_C_LABEL(GC_push_regs):
+ ta 0x3 ! ST_FLUSH_WINDOWS
+ mov %sp,%o0
+ retl
+ nop
+
+ .globl _C_LABEL(GC_clear_stack_inner)
+_C_LABEL(GC_clear_stack_inner):
+ mov %sp,%o2 ! Save sp
+ add %sp,-8,%o3 ! p = sp-8
+ clr %g1 ! [g0,g1] = 0
+ add %o1,-0x60,%sp ! Move sp out of the way,
+ ! so that traps still work.
+ ! Includes some extra words
+ ! so we can be sloppy below.
+loop:
+ std %g0,[%o3] ! *(long long *)p = 0
+ cmp %o3,%o1
+ bgu loop ! if (p > limit) goto loop
+ add %o3,-8,%o3 ! p -= 8 (delay slot)
+ retl
+ mov %o2,%sp ! Restore sp., delay slot
Added: llvm-gcc-4.2/trunk/boehm-gc/sparc_sunos4_mach_dep.s
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/boehm-gc/sparc_sunos4_mach_dep.s?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/boehm-gc/sparc_sunos4_mach_dep.s (added)
+++ llvm-gcc-4.2/trunk/boehm-gc/sparc_sunos4_mach_dep.s Thu Nov 8 16:56:19 2007
@@ -0,0 +1,38 @@
+! SPARCompiler 3.0 and later apparently no longer handles
+! asm outside functions. So we need a separate .s file
+! This is only set up for SunOS 4.
+! Assumes this is called before the stack contents are
+! examined.
+
+ .seg "text"
+ .globl _GC_save_regs_in_stack
+ .globl _GC_push_regs
+_GC_save_regs_in_stack:
+_GC_push_regs:
+ ta 0x3 ! ST_FLUSH_WINDOWS
+ mov %sp,%o0
+ retl
+ nop
+
+ .globl _GC_clear_stack_inner
+_GC_clear_stack_inner:
+ mov %sp,%o2 ! Save sp
+ add %sp,-8,%o3 ! p = sp-8
+ clr %g1 ! [g0,g1] = 0
+ add %o1,-0x60,%sp ! Move sp out of the way,
+ ! so that traps still work.
+ ! Includes some extra words
+ ! so we can be sloppy below.
+loop:
+ std %g0,[%o3] ! *(long long *)p = 0
+ cmp %o3,%o1
+ bgu loop ! if (p > limit) goto loop
+ add %o3,-8,%o3 ! p -= 8 (delay slot)
+ retl
+ mov %o2,%sp ! Restore sp., delay slot
+
+
+
+
+
+
Added: llvm-gcc-4.2/trunk/boehm-gc/specific.c
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/boehm-gc/specific.c?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/boehm-gc/specific.c (added)
+++ llvm-gcc-4.2/trunk/boehm-gc/specific.c Thu Nov 8 16:56:19 2007
@@ -0,0 +1,128 @@
+/*
+ * Copyright (c) 2000 by Hewlett-Packard Company. All rights reserved.
+ *
+ * THIS MATERIAL IS PROVIDED AS IS, WITH ABSOLUTELY NO WARRANTY EXPRESSED
+ * OR IMPLIED. ANY USE IS AT YOUR OWN RISK.
+ *
+ * Permission is hereby granted to use or copy this program
+ * for any purpose, provided the above notices are retained on all copies.
+ * Permission to modify the code and to distribute modified code is granted,
+ * provided the above notices are retained, and a notice that the code was
+ * modified is included with the above copyright notice.
+ */
+
+#include "private/gc_priv.h" /* For GC_compare_and_exchange, GC_memory_barrier */
+
+#if defined(GC_LINUX_THREADS)
+
+#include "private/specific.h"
+
+static tse invalid_tse = {INVALID_QTID, 0, 0, INVALID_THREADID};
+ /* A thread-specific data entry which will never */
+ /* appear valid to a reader. Used to fill in empty */
+ /* cache entries to avoid a check for 0. */
+
+int PREFIXED(key_create) (tsd ** key_ptr, void (* destructor)(void *)) {
+ int i;
+ tsd * result = (tsd *)MALLOC_CLEAR(sizeof (tsd));
+
+ /* A quick alignment check, since we need atomic stores */
+ GC_ASSERT((unsigned long)(&invalid_tse.next) % sizeof(tse *) == 0);
+ if (0 == result) return ENOMEM;
+ pthread_mutex_init(&(result -> lock), NULL);
+ for (i = 0; i < TS_CACHE_SIZE; ++i) {
+ result -> cache[i] = &invalid_tse;
+ }
+# ifdef GC_ASSERTIONS
+ for (i = 0; i < TS_HASH_SIZE; ++i) {
+ GC_ASSERT(result -> hash[i] == 0);
+ }
+# endif
+ *key_ptr = result;
+ return 0;
+}
+
+int PREFIXED(setspecific) (tsd * key, void * value) {
+ pthread_t self = pthread_self();
+ int hash_val = HASH(self);
+ volatile tse * entry = (volatile tse *)MALLOC_CLEAR(sizeof (tse));
+
+ GC_ASSERT(self != INVALID_THREADID);
+ if (0 == entry) return ENOMEM;
+ pthread_mutex_lock(&(key -> lock));
+ /* Could easily check for an existing entry here. */
+ entry -> next = key -> hash[hash_val];
+ entry -> thread = self;
+ entry -> value = value;
+ GC_ASSERT(entry -> qtid == INVALID_QTID);
+ /* There can only be one writer at a time, but this needs to be */
+ /* atomic with respect to concurrent readers. */
+ *(volatile tse **)(key -> hash + hash_val) = entry;
+ pthread_mutex_unlock(&(key -> lock));
+ return 0;
+}
+
+/* Remove thread-specific data for this thread. Should be called on */
+/* thread exit. */
+void PREFIXED(remove_specific) (tsd * key) {
+ pthread_t self = pthread_self();
+ unsigned hash_val = HASH(self);
+ tse *entry;
+ tse **link = key -> hash + hash_val;
+
+ pthread_mutex_lock(&(key -> lock));
+ entry = *link;
+ while (entry != NULL && entry -> thread != self) {
+ link = &(entry -> next);
+ entry = *link;
+ }
+ /* Invalidate qtid field, since qtids may be reused, and a later */
+ /* cache lookup could otherwise find this entry. */
+ entry -> qtid = INVALID_QTID;
+ if (entry != NULL) {
+ *link = entry -> next;
+ /* Atomic! concurrent accesses still work. */
+ /* They must, since readers don't lock. */
+ /* We shouldn't need a volatile access here, */
+ /* since both this and the preceding write */
+ /* should become visible no later than */
+ /* the pthread_mutex_unlock() call. */
+ }
+ /* If we wanted to deallocate the entry, we'd first have to clear */
+ /* any cache entries pointing to it. That probably requires */
+ /* additional synchronization, since we can't prevent a concurrent */
+ /* cache lookup, which should still be examining deallocated memory.*/
+ /* This can only happen if the concurrent access is from another */
+ /* thread, and hence has missed the cache, but still... */
+
+ /* With GC, we're done, since the pointers from the cache will */
+ /* be overwritten, all local pointers to the entries will be */
+ /* dropped, and the entry will then be reclaimed. */
+ pthread_mutex_unlock(&(key -> lock));
+}
+
+/* Note that even the slow path doesn't lock. */
+void * PREFIXED(slow_getspecific) (tsd * key, unsigned long qtid,
+ tse * volatile * cache_ptr) {
+ pthread_t self = pthread_self();
+ unsigned hash_val = HASH(self);
+ tse *entry = key -> hash[hash_val];
+
+ GC_ASSERT(qtid != INVALID_QTID);
+ while (entry != NULL && entry -> thread != self) {
+ entry = entry -> next;
+ }
+ if (entry == NULL) return NULL;
+ /* Set cache_entry. */
+ entry -> qtid = qtid;
+ /* It's safe to do this asynchronously. Either value */
+ /* is safe, though may produce spurious misses. */
+ /* We're replacing one qtid with another one for the */
+ /* same thread. */
+ *cache_ptr = entry;
+ /* Again this is safe since pointer assignments are */
+ /* presumed atomic, and either pointer is valid. */
+ return entry -> value;
+}
+
+#endif /* GC_LINUX_THREADS */
Added: llvm-gcc-4.2/trunk/boehm-gc/stubborn.c
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/boehm-gc/stubborn.c?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/boehm-gc/stubborn.c (added)
+++ llvm-gcc-4.2/trunk/boehm-gc/stubborn.c Thu Nov 8 16:56:19 2007
@@ -0,0 +1,326 @@
+/*
+ * Copyright 1988, 1989 Hans-J. Boehm, Alan J. Demers
+ * Copyright (c) 1991-1994 by Xerox Corporation. All rights reserved.
+ *
+ * THIS MATERIAL IS PROVIDED AS IS, WITH ABSOLUTELY NO WARRANTY EXPRESSED
+ * OR IMPLIED. ANY USE IS AT YOUR OWN RISK.
+ *
+ * Permission is hereby granted to use or copy this program
+ * for any purpose, provided the above notices are retained on all copies.
+ * Permission to modify the code and to distribute modified code is granted,
+ * provided the above notices are retained, and a notice that the code was
+ * modified is included with the above copyright notice.
+ */
+/* Boehm, July 31, 1995 5:02 pm PDT */
+
+
+#include "private/gc_priv.h"
+
+# ifdef STUBBORN_ALLOC
+/* Stubborn object (hard to change, nearly immutable) allocation. */
+
+extern ptr_t GC_clear_stack(); /* in misc.c, behaves like identity */
+
+#define GENERAL_MALLOC(lb,k) \
+ (GC_PTR)GC_clear_stack(GC_generic_malloc((word)lb, k))
+
+/* Data structure representing immutable objects that */
+/* are still being initialized. */
+/* This is a bit baroque in order to avoid acquiring */
+/* the lock twice for a typical allocation. */
+
+GC_PTR * GC_changing_list_start;
+
+void GC_push_stubborn_structures GC_PROTO((void))
+{
+ GC_push_all((ptr_t)(&GC_changing_list_start),
+ (ptr_t)(&GC_changing_list_start) + sizeof(GC_PTR *));
+}
+
+# ifdef THREADS
+ VOLATILE GC_PTR * VOLATILE GC_changing_list_current;
+# else
+ GC_PTR * GC_changing_list_current;
+# endif
+ /* Points at last added element. Also (ab)used for */
+ /* synchronization. Updates and reads are assumed atomic. */
+
+GC_PTR * GC_changing_list_limit;
+ /* Points at the last word of the buffer, which is always 0 */
+ /* All entries in (GC_changing_list_current, */
+ /* GC_changing_list_limit] are 0 */
+
+
+void GC_stubborn_init()
+{
+# define INIT_SIZE 10
+
+ GC_changing_list_start = (GC_PTR *)
+ GC_INTERNAL_MALLOC(
+ (word)(INIT_SIZE * sizeof(GC_PTR)),
+ PTRFREE);
+ BZERO(GC_changing_list_start,
+ INIT_SIZE * sizeof(GC_PTR));
+ if (GC_changing_list_start == 0) {
+ GC_err_printf0("Insufficient space to start up\n");
+ ABORT("GC_stubborn_init: put of space");
+ }
+ GC_changing_list_current = GC_changing_list_start;
+ GC_changing_list_limit = GC_changing_list_start + INIT_SIZE - 1;
+ * GC_changing_list_limit = 0;
+}
+
+/* Compact and possibly grow GC_uninit_list. The old copy is */
+/* left alone. Lock must be held. */
+/* When called GC_changing_list_current == GC_changing_list_limit */
+/* which is one past the current element. */
+/* When we finish GC_changing_list_current again points one past last */
+/* element. */
+/* Invariant while this is running: GC_changing_list_current */
+/* points at a word containing 0. */
+/* Returns FALSE on failure. */
+GC_bool GC_compact_changing_list()
+{
+ register GC_PTR *p, *q;
+ register word count = 0;
+ word old_size = (char **)GC_changing_list_limit
+ - (char **)GC_changing_list_start+1;
+ /* The casts are needed as a workaround for an Amiga bug */
+ register word new_size = old_size;
+ GC_PTR * new_list;
+
+ for (p = GC_changing_list_start; p < GC_changing_list_limit; p++) {
+ if (*p != 0) count++;
+ }
+ if (2 * count > old_size) new_size = 2 * count;
+ new_list = (GC_PTR *)
+ GC_INTERNAL_MALLOC(
+ new_size * sizeof(GC_PTR), PTRFREE);
+ /* PTRFREE is a lie. But we don't want the collector to */
+ /* consider these. We do want the list itself to be */
+ /* collectable. */
+ if (new_list == 0) return(FALSE);
+ BZERO(new_list, new_size * sizeof(GC_PTR));
+ q = new_list;
+ for (p = GC_changing_list_start; p < GC_changing_list_limit; p++) {
+ if (*p != 0) *q++ = *p;
+ }
+ GC_changing_list_start = new_list;
+ GC_changing_list_limit = new_list + new_size - 1;
+ GC_changing_list_current = q;
+ return(TRUE);
+}
+
+/* Add p to changing list. Clear p on failure. */
+# define ADD_CHANGING(p) \
+ { \
+ register struct hblk * h = HBLKPTR(p); \
+ register word index = PHT_HASH(h); \
+ \
+ set_pht_entry_from_index(GC_changed_pages, index); \
+ } \
+ if (*GC_changing_list_current != 0 \
+ && ++GC_changing_list_current == GC_changing_list_limit) { \
+ if (!GC_compact_changing_list()) (p) = 0; \
+ } \
+ *GC_changing_list_current = p;
+
+void GC_change_stubborn(p)
+GC_PTR p;
+{
+ DCL_LOCK_STATE;
+
+ DISABLE_SIGNALS();
+ LOCK();
+ ADD_CHANGING(p);
+ UNLOCK();
+ ENABLE_SIGNALS();
+}
+
+void GC_end_stubborn_change(p)
+GC_PTR p;
+{
+# ifdef THREADS
+ register VOLATILE GC_PTR * my_current = GC_changing_list_current;
+# else
+ register GC_PTR * my_current = GC_changing_list_current;
+# endif
+ register GC_bool tried_quick;
+ DCL_LOCK_STATE;
+
+ if (*my_current == p) {
+ /* Hopefully the normal case. */
+ /* Compaction could not have been running when we started. */
+ *my_current = 0;
+# ifdef THREADS
+ if (my_current == GC_changing_list_current) {
+ /* Compaction can't have run in the interim. */
+ /* We got away with the quick and dirty approach. */
+ return;
+ }
+ tried_quick = TRUE;
+# else
+ return;
+# endif
+ } else {
+ tried_quick = FALSE;
+ }
+ DISABLE_SIGNALS();
+ LOCK();
+ my_current = GC_changing_list_current;
+ for (; my_current >= GC_changing_list_start; my_current--) {
+ if (*my_current == p) {
+ *my_current = 0;
+ UNLOCK();
+ ENABLE_SIGNALS();
+ return;
+ }
+ }
+ if (!tried_quick) {
+ GC_err_printf1("Bad arg to GC_end_stubborn_change: 0x%lx\n",
+ (unsigned long)p);
+ ABORT("Bad arg to GC_end_stubborn_change");
+ }
+ UNLOCK();
+ ENABLE_SIGNALS();
+}
+
+/* Allocate lb bytes of composite (pointerful) data */
+/* No pointer fields may be changed after a call to */
+/* GC_end_stubborn_change(p) where p is the value */
+/* returned by GC_malloc_stubborn. */
+# ifdef __STDC__
+ GC_PTR GC_malloc_stubborn(size_t lb)
+# else
+ GC_PTR GC_malloc_stubborn(lb)
+ size_t lb;
+# endif
+{
+register ptr_t op;
+register ptr_t *opp;
+register word lw;
+ptr_t result;
+DCL_LOCK_STATE;
+
+ if( SMALL_OBJ(lb) ) {
+# ifdef MERGE_SIZES
+ lw = GC_size_map[lb];
+# else
+ lw = ALIGNED_WORDS(lb);
+# endif
+ opp = &(GC_sobjfreelist[lw]);
+ FASTLOCK();
+ if( !FASTLOCK_SUCCEEDED() || (op = *opp) == 0 ) {
+ FASTUNLOCK();
+ result = GC_generic_malloc((word)lb, STUBBORN);
+ goto record;
+ }
+ *opp = obj_link(op);
+ obj_link(op) = 0;
+ GC_words_allocd += lw;
+ result = (GC_PTR) op;
+ ADD_CHANGING(result);
+ FASTUNLOCK();
+ return((GC_PTR)result);
+ } else {
+ result = (GC_PTR)
+ GC_generic_malloc((word)lb, STUBBORN);
+ }
+record:
+ DISABLE_SIGNALS();
+ LOCK();
+ ADD_CHANGING(result);
+ UNLOCK();
+ ENABLE_SIGNALS();
+ return((GC_PTR)GC_clear_stack(result));
+}
+
+
+/* Functions analogous to GC_read_dirty and GC_page_was_dirty. */
+/* Report pages on which stubborn objects were changed. */
+void GC_read_changed()
+{
+ register GC_PTR * p = GC_changing_list_start;
+ register GC_PTR q;
+ register struct hblk * h;
+ register word index;
+
+ if (p == 0) /* initializing */ return;
+ BCOPY(GC_changed_pages, GC_prev_changed_pages,
+ (sizeof GC_changed_pages));
+ BZERO(GC_changed_pages, (sizeof GC_changed_pages));
+ for (; p <= GC_changing_list_current; p++) {
+ if ((q = *p) != 0) {
+ h = HBLKPTR(q);
+ index = PHT_HASH(h);
+ set_pht_entry_from_index(GC_changed_pages, index);
+ }
+ }
+}
+
+GC_bool GC_page_was_changed(h)
+struct hblk * h;
+{
+ register word index = PHT_HASH(h);
+
+ return(get_pht_entry_from_index(GC_prev_changed_pages, index));
+}
+
+/* Remove unreachable entries from changed list. Should only be */
+/* called with mark bits consistent and lock held. */
+void GC_clean_changing_list()
+{
+ register GC_PTR * p = GC_changing_list_start;
+ register GC_PTR q;
+ register ptr_t r;
+ register unsigned long count = 0;
+ register unsigned long dropped_count = 0;
+
+ if (p == 0) /* initializing */ return;
+ for (; p <= GC_changing_list_current; p++) {
+ if ((q = *p) != 0) {
+ count++;
+ r = (ptr_t)GC_base(q);
+ if (r == 0 || !GC_is_marked(r)) {
+ *p = 0;
+ dropped_count++;
+ }
+ }
+ }
+# ifdef PRINTSTATS
+ if (count > 0) {
+ GC_printf2("%lu entries in changing list: reclaimed %lu\n",
+ (unsigned long)count, (unsigned long)dropped_count);
+ }
+# endif
+}
+
+#else /* !STUBBORN_ALLOC */
+
+# ifdef __STDC__
+ GC_PTR GC_malloc_stubborn(size_t lb)
+# else
+ GC_PTR GC_malloc_stubborn(lb)
+ size_t lb;
+# endif
+{
+ return(GC_malloc(lb));
+}
+
+/*ARGSUSED*/
+void GC_end_stubborn_change(p)
+GC_PTR p;
+{
+}
+
+/*ARGSUSED*/
+void GC_change_stubborn(p)
+GC_PTR p;
+{
+}
+
+void GC_push_stubborn_structures GC_PROTO((void))
+{
+}
+
+#endif
Added: llvm-gcc-4.2/trunk/boehm-gc/tests/leak_test.c
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/boehm-gc/tests/leak_test.c?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/boehm-gc/tests/leak_test.c (added)
+++ llvm-gcc-4.2/trunk/boehm-gc/tests/leak_test.c Thu Nov 8 16:56:19 2007
@@ -0,0 +1,21 @@
+#include "leak_detector.h"
+
+main() {
+ int *p[10];
+ int i;
+ GC_find_leak = 1; /* for new collect versions not compiled */
+ /* with -DFIND_LEAK. */
+ for (i = 0; i < 10; ++i) {
+ p[i] = malloc(sizeof(int)+i);
+ }
+ CHECK_LEAKS();
+ for (i = 1; i < 10; ++i) {
+ free(p[i]);
+ }
+ for (i = 0; i < 9; ++i) {
+ p[i] = malloc(sizeof(int)+i);
+ }
+ CHECK_LEAKS();
+ CHECK_LEAKS();
+ CHECK_LEAKS();
+}
Added: llvm-gcc-4.2/trunk/boehm-gc/tests/middle.c
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/boehm-gc/tests/middle.c?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/boehm-gc/tests/middle.c (added)
+++ llvm-gcc-4.2/trunk/boehm-gc/tests/middle.c Thu Nov 8 16:56:19 2007
@@ -0,0 +1,25 @@
+/*
+ * Test at the boundary between small and large objects.
+ * Inspired by a test case from Zoltan Varga.
+ */
+#include <gc.h>
+#include <stdio.h>
+
+int main ()
+{
+ int i;
+
+ GC_all_interior_pointers = 0;
+
+ for (i = 0; i < 20000; ++i) {
+ GC_malloc_atomic (4096);
+ GC_malloc (4096);
+ }
+ for (i = 0; i < 20000; ++i) {
+ GC_malloc_atomic (2048);
+ GC_malloc (2048);
+ }
+ printf("Final heap size is %ld\n", GC_get_heap_size());
+ return 0;
+}
+
Added: llvm-gcc-4.2/trunk/boehm-gc/tests/test.c
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/boehm-gc/tests/test.c?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/boehm-gc/tests/test.c (added)
+++ llvm-gcc-4.2/trunk/boehm-gc/tests/test.c Thu Nov 8 16:56:19 2007
@@ -0,0 +1,1850 @@
+/*
+ * Copyright 1988, 1989 Hans-J. Boehm, Alan J. Demers
+ * Copyright (c) 1991-1994 by Xerox Corporation. All rights reserved.
+ * Copyright (c) 1996 by Silicon Graphics. All rights reserved.
+ *
+ * THIS MATERIAL IS PROVIDED AS IS, WITH ABSOLUTELY NO WARRANTY EXPRESSED
+ * OR IMPLIED. ANY USE IS AT YOUR OWN RISK.
+ *
+ * Permission is hereby granted to use or copy this program
+ * for any purpose, provided the above notices are retained on all copies.
+ * Permission to modify the code and to distribute modified code is granted,
+ * provided the above notices are retained, and a notice that the code was
+ * modified is included with the above copyright notice.
+ */
+/* An incomplete test for the garbage collector. */
+/* Some more obscure entry points are not tested at all. */
+/* This must be compiled with the same flags used to build the */
+/* GC. It uses GC internals to allow more precise results */
+/* checking for some of the tests. */
+
+# undef GC_BUILD
+
+#if defined(DBG_HDRS_ALL) || defined(MAKE_BACK_GRAPH)
+# define GC_DEBUG
+#endif
+
+# if defined(mips) && defined(SYSTYPE_BSD43)
+ /* MIPS RISCOS 4 */
+# else
+# include <stdlib.h>
+# endif
+# include <stdio.h>
+# ifdef _WIN32_WCE
+# include <winbase.h>
+# define assert ASSERT
+# else
+# include <assert.h> /* Not normally used, but handy for debugging. */
+# endif
+# include <assert.h> /* Not normally used, but handy for debugging. */
+# include "gc.h"
+# include "gc_typed.h"
+# ifdef THREAD_LOCAL_ALLOC
+# include "gc_local_alloc.h"
+# endif
+# include "private/gc_priv.h" /* For output, locking, MIN_WORDS, */
+ /* and some statistics. */
+# include "private/gcconfig.h"
+
+# if defined(MSWIN32) || defined(MSWINCE)
+# include <windows.h>
+# endif
+
+# ifdef PCR
+# include "th/PCR_ThCrSec.h"
+# include "th/PCR_Th.h"
+# undef GC_printf0
+# define GC_printf0 printf
+# undef GC_printf1
+# define GC_printf1 printf
+# endif
+
+# if defined(GC_SOLARIS_THREADS) && !defined(GC_SOLARIS_PTHREADS)
+# include <thread.h>
+# include <synch.h>
+# endif
+
+# if defined(GC_PTHREADS)
+# include <pthread.h>
+# endif
+
+# if defined(GC_WIN32_THREADS) && !defined(GC_PTHREADS)
+ static CRITICAL_SECTION incr_cs;
+# endif
+
+#ifdef __STDC__
+# include <stdarg.h>
+#endif
+
+
+/* Allocation Statistics */
+int stubborn_count = 0;
+int uncollectable_count = 0;
+int collectable_count = 0;
+int atomic_count = 0;
+int realloc_count = 0;
+
+#if defined(GC_AMIGA_FASTALLOC) && defined(AMIGA)
+
+ extern void GC_amiga_free_all_mem(void);
+ void Amiga_Fail(void){GC_amiga_free_all_mem();abort();}
+# define FAIL (void)Amiga_Fail()
+ void *GC_amiga_gctest_malloc_explicitly_typed(size_t lb, GC_descr d){
+ void *ret=GC_malloc_explicitly_typed(lb,d);
+ if(ret==NULL){
+ if(!GC_dont_gc){
+ GC_gcollect();
+ ret=GC_malloc_explicitly_typed(lb,d);
+ }
+ if(ret==NULL){
+ GC_printf0("Out of memory, (typed allocations are not directly "
+ "supported with the GC_AMIGA_FASTALLOC option.)\n");
+ FAIL;
+ }
+ }
+ return ret;
+ }
+ void *GC_amiga_gctest_calloc_explicitly_typed(size_t a,size_t lb, GC_descr d){
+ void *ret=GC_calloc_explicitly_typed(a,lb,d);
+ if(ret==NULL){
+ if(!GC_dont_gc){
+ GC_gcollect();
+ ret=GC_calloc_explicitly_typed(a,lb,d);
+ }
+ if(ret==NULL){
+ GC_printf0("Out of memory, (typed allocations are not directly "
+ "supported with the GC_AMIGA_FASTALLOC option.)\n");
+ FAIL;
+ }
+ }
+ return ret;
+ }
+# define GC_malloc_explicitly_typed(a,b) GC_amiga_gctest_malloc_explicitly_typed(a,b)
+# define GC_calloc_explicitly_typed(a,b,c) GC_amiga_gctest_calloc_explicitly_typed(a,b,c)
+
+#else /* !AMIGA_FASTALLOC */
+
+# ifdef PCR
+# define FAIL (void)abort()
+# else
+# ifdef MSWINCE
+# define FAIL DebugBreak()
+# else
+# define FAIL GC_abort("Test failed");
+# endif
+# endif
+
+#endif /* !AMIGA_FASTALLOC */
+
+/* AT_END may be defined to exercise the interior pointer test */
+/* if the collector is configured with ALL_INTERIOR_POINTERS. */
+/* As it stands, this test should succeed with either */
+/* configuration. In the FIND_LEAK configuration, it should */
+/* find lots of leaks, since we free almost nothing. */
+
+struct SEXPR {
+ struct SEXPR * sexpr_car;
+ struct SEXPR * sexpr_cdr;
+};
+
+
+typedef struct SEXPR * sexpr;
+
+# define INT_TO_SEXPR(x) ((sexpr)(unsigned long)(x))
+
+# undef nil
+# define nil (INT_TO_SEXPR(0))
+# define car(x) ((x) -> sexpr_car)
+# define cdr(x) ((x) -> sexpr_cdr)
+# define is_nil(x) ((x) == nil)
+
+
+int extra_count = 0; /* Amount of space wasted in cons node */
+
+/* Silly implementation of Lisp cons. Intentionally wastes lots of space */
+/* to test collector. */
+# ifdef VERY_SMALL_CONFIG
+# define cons small_cons
+# else
+sexpr cons (x, y)
+sexpr x;
+sexpr y;
+{
+ register sexpr r;
+ register int *p;
+ register int my_extra = extra_count;
+
+ stubborn_count++;
+ r = (sexpr) GC_MALLOC_STUBBORN(sizeof(struct SEXPR) + my_extra);
+ if (r == 0) {
+ (void)GC_printf0("Out of memory\n");
+ exit(1);
+ }
+ for (p = (int *)r;
+ ((char *)p) < ((char *)r) + my_extra + sizeof(struct SEXPR); p++) {
+ if (*p) {
+ (void)GC_printf1("Found nonzero at 0x%lx - allocator is broken\n",
+ (unsigned long)p);
+ FAIL;
+ }
+ *p = 13;
+ }
+# ifdef AT_END
+ r = (sexpr)((char *)r + (my_extra & ~7));
+# endif
+ r -> sexpr_car = x;
+ r -> sexpr_cdr = y;
+ my_extra++;
+ if ( my_extra >= 5000 ) {
+ extra_count = 0;
+ } else {
+ extra_count = my_extra;
+ }
+ GC_END_STUBBORN_CHANGE((char *)r);
+ return(r);
+}
+# endif
+
+#ifdef GC_GCJ_SUPPORT
+
+#include "gc_mark.h"
+#include "gc_gcj.h"
+
+/* The following struct emulates the vtable in gcj. */
+/* This assumes the default value of MARK_DESCR_OFFSET. */
+struct fake_vtable {
+ void * dummy; /* class pointer in real gcj. */
+ size_t descr;
+};
+
+struct fake_vtable gcj_class_struct1 = { 0, sizeof(struct SEXPR)
+ + sizeof(struct fake_vtable *) };
+ /* length based descriptor. */
+struct fake_vtable gcj_class_struct2 =
+ { 0, (3l << (CPP_WORDSZ - 3)) | GC_DS_BITMAP};
+ /* Bitmap based descriptor. */
+
+struct GC_ms_entry * fake_gcj_mark_proc(word * addr,
+ struct GC_ms_entry *mark_stack_ptr,
+ struct GC_ms_entry *mark_stack_limit,
+ word env )
+{
+ sexpr x;
+ if (1 == env) {
+ /* Object allocated with debug allocator. */
+ addr = (word *)GC_USR_PTR_FROM_BASE(addr);
+ }
+ x = (sexpr)(addr + 1); /* Skip the vtable pointer. */
+ mark_stack_ptr = GC_MARK_AND_PUSH(
+ (GC_PTR)(x -> sexpr_cdr), mark_stack_ptr,
+ mark_stack_limit, (GC_PTR *)&(x -> sexpr_cdr));
+ mark_stack_ptr = GC_MARK_AND_PUSH(
+ (GC_PTR)(x -> sexpr_car), mark_stack_ptr,
+ mark_stack_limit, (GC_PTR *)&(x -> sexpr_car));
+ return(mark_stack_ptr);
+}
+
+#endif /* GC_GCJ_SUPPORT */
+
+#ifdef THREAD_LOCAL_ALLOC
+
+#undef GC_REDIRECT_TO_LOCAL
+#include "gc_local_alloc.h"
+
+sexpr local_cons (x, y)
+sexpr x;
+sexpr y;
+{
+ register sexpr r;
+ register int *p;
+ register int my_extra = extra_count;
+ static int my_random = 0;
+
+ collectable_count++;
+ r = (sexpr) GC_LOCAL_MALLOC(sizeof(struct SEXPR) + my_extra);
+# ifdef GC_GCJ_SUPPORT
+ if (collectable_count % 2 == 0) {
+ r = (sexpr) GC_LOCAL_GCJ_MALLOC(sizeof(struct SEXPR) + sizeof(GC_word) + my_extra,
+ &gcj_class_struct1);
+ r = (sexpr) ((GC_word *)r + 1);
+ }
+# endif
+ if (r == 0) {
+ (void)GC_printf0("Out of memory\n");
+ exit(1);
+ }
+ for (p = (int *)r;
+ ((char *)p) < ((char *)r) + my_extra + sizeof(struct SEXPR); p++) {
+ if (*p) {
+ (void)GC_printf1("Found nonzero at 0x%lx (local) - allocator is broken\n",
+ (unsigned long)p);
+ FAIL;
+ }
+ *p = 13;
+ }
+ r -> sexpr_car = x;
+ r -> sexpr_cdr = y;
+ my_extra++;
+ if ( my_extra >= 5000 || my_extra == 200 && ++my_random % 37 != 0) {
+ extra_count = 0;
+ } else {
+ extra_count = my_extra;
+ }
+ return(r);
+}
+#endif /* THREAD_LOCAL_ALLOC */
+
+sexpr small_cons (x, y)
+sexpr x;
+sexpr y;
+{
+ register sexpr r;
+
+ collectable_count++;
+ r = (sexpr) GC_MALLOC(sizeof(struct SEXPR));
+ if (r == 0) {
+ (void)GC_printf0("Out of memory\n");
+ exit(1);
+ }
+ r -> sexpr_car = x;
+ r -> sexpr_cdr = y;
+ return(r);
+}
+
+sexpr small_cons_uncollectable (x, y)
+sexpr x;
+sexpr y;
+{
+ register sexpr r;
+
+ uncollectable_count++;
+ r = (sexpr) GC_MALLOC_UNCOLLECTABLE(sizeof(struct SEXPR));
+ if (r == 0) {
+ (void)GC_printf0("Out of memory\n");
+ exit(1);
+ }
+ r -> sexpr_car = x;
+ r -> sexpr_cdr = (sexpr)(~(unsigned long)y);
+ return(r);
+}
+
+#ifdef GC_GCJ_SUPPORT
+
+
+sexpr gcj_cons(x, y)
+sexpr x;
+sexpr y;
+{
+ GC_word * r;
+ sexpr result;
+ static int count = 0;
+
+ if (++count & 1) {
+# ifdef USE_MARK_BYTES
+ r = (GC_word *) GC_GCJ_FAST_MALLOC(4, &gcj_class_struct1);
+# else
+ r = (GC_word *) GC_GCJ_FAST_MALLOC(3, &gcj_class_struct1);
+# endif
+ } else {
+ r = (GC_word *) GC_GCJ_MALLOC(sizeof(struct SEXPR)
+ + sizeof(struct fake_vtable*),
+ &gcj_class_struct2);
+ }
+ if (r == 0) {
+ (void)GC_printf0("Out of memory\n");
+ exit(1);
+ }
+ result = (sexpr)(r + 1);
+ result -> sexpr_car = x;
+ result -> sexpr_cdr = y;
+ return(result);
+}
+#endif
+
+/* Return reverse(x) concatenated with y */
+sexpr reverse1(x, y)
+sexpr x, y;
+{
+ if (is_nil(x)) {
+ return(y);
+ } else {
+ return( reverse1(cdr(x), cons(car(x), y)) );
+ }
+}
+
+sexpr reverse(x)
+sexpr x;
+{
+# ifdef TEST_WITH_SYSTEM_MALLOC
+ malloc(100000);
+# endif
+ return( reverse1(x, nil) );
+}
+
+sexpr ints(low, up)
+int low, up;
+{
+ if (low > up) {
+ return(nil);
+ } else {
+ return(small_cons(small_cons(INT_TO_SEXPR(low), nil), ints(low+1, up)));
+ }
+}
+
+#ifdef GC_GCJ_SUPPORT
+/* Return reverse(x) concatenated with y */
+sexpr gcj_reverse1(x, y)
+sexpr x, y;
+{
+ if (is_nil(x)) {
+ return(y);
+ } else {
+ return( gcj_reverse1(cdr(x), gcj_cons(car(x), y)) );
+ }
+}
+
+sexpr gcj_reverse(x)
+sexpr x;
+{
+ return( gcj_reverse1(x, nil) );
+}
+
+sexpr gcj_ints(low, up)
+int low, up;
+{
+ if (low > up) {
+ return(nil);
+ } else {
+ return(gcj_cons(gcj_cons(INT_TO_SEXPR(low), nil), gcj_ints(low+1, up)));
+ }
+}
+#endif /* GC_GCJ_SUPPORT */
+
+#ifdef THREAD_LOCAL_ALLOC
+/* Return reverse(x) concatenated with y */
+sexpr local_reverse1(x, y)
+sexpr x, y;
+{
+ if (is_nil(x)) {
+ return(y);
+ } else {
+ return( local_reverse1(cdr(x), local_cons(car(x), y)) );
+ }
+}
+
+sexpr local_reverse(x)
+sexpr x;
+{
+ return( local_reverse1(x, nil) );
+}
+
+sexpr local_ints(low, up)
+int low, up;
+{
+ if (low > up) {
+ return(nil);
+ } else {
+ return(local_cons(local_cons(INT_TO_SEXPR(low), nil), local_ints(low+1, up)));
+ }
+}
+#endif /* THREAD_LOCAL_ALLOC */
+
+/* To check uncollectable allocation we build lists with disguised cdr */
+/* pointers, and make sure they don't go away. */
+sexpr uncollectable_ints(low, up)
+int low, up;
+{
+ if (low > up) {
+ return(nil);
+ } else {
+ return(small_cons_uncollectable(small_cons(INT_TO_SEXPR(low), nil),
+ uncollectable_ints(low+1, up)));
+ }
+}
+
+void check_ints(list, low, up)
+sexpr list;
+int low, up;
+{
+ if ((int)(GC_word)(car(car(list))) != low) {
+ (void)GC_printf0(
+ "List reversal produced incorrect list - collector is broken\n");
+ FAIL;
+ }
+ if (low == up) {
+ if (cdr(list) != nil) {
+ (void)GC_printf0("List too long - collector is broken\n");
+ FAIL;
+ }
+ } else {
+ check_ints(cdr(list), low+1, up);
+ }
+}
+
+# define UNCOLLECTABLE_CDR(x) (sexpr)(~(unsigned long)(cdr(x)))
+
+void check_uncollectable_ints(list, low, up)
+sexpr list;
+int low, up;
+{
+ if ((int)(GC_word)(car(car(list))) != low) {
+ (void)GC_printf0(
+ "Uncollectable list corrupted - collector is broken\n");
+ FAIL;
+ }
+ if (low == up) {
+ if (UNCOLLECTABLE_CDR(list) != nil) {
+ (void)GC_printf0("Uncollectable list too long - collector is broken\n");
+ FAIL;
+ }
+ } else {
+ check_uncollectable_ints(UNCOLLECTABLE_CDR(list), low+1, up);
+ }
+}
+
+/* Not used, but useful for debugging: */
+void print_int_list(x)
+sexpr x;
+{
+ if (is_nil(x)) {
+ (void)GC_printf0("NIL\n");
+ } else {
+ (void)GC_printf1("(%ld)", (long)(car(car(x))));
+ if (!is_nil(cdr(x))) {
+ (void)GC_printf0(", ");
+ (void)print_int_list(cdr(x));
+ } else {
+ (void)GC_printf0("\n");
+ }
+ }
+}
+
+/*
+ * A tiny list reversal test to check thread creation.
+ */
+#ifdef THREADS
+
+# if defined(GC_WIN32_THREADS) && !defined(CYGWIN32)
+ DWORD __stdcall tiny_reverse_test(void * arg)
+# else
+ void * tiny_reverse_test(void * arg)
+# endif
+{
+ int i;
+ for (i = 0; i < 5; ++i) {
+ check_ints(reverse(reverse(ints(1,10))), 1, 10);
+# ifdef THREAD_LOCAL_ALLOC
+ check_ints(local_reverse(local_reverse(local_ints(1,10))), 1, 10);
+# endif
+ }
+ return 0;
+}
+
+# if defined(GC_PTHREADS)
+ void fork_a_thread()
+ {
+ pthread_t t;
+ int code;
+ if ((code = pthread_create(&t, 0, tiny_reverse_test, 0)) != 0) {
+ (void)GC_printf1("Small thread creation failed %lu\n",
+ (unsigned long)code);
+ FAIL;
+ }
+ if ((code = pthread_join(t, 0)) != 0) {
+ (void)GC_printf1("Small thread join failed %lu\n",
+ (unsigned long)code);
+ FAIL;
+ }
+ }
+
+# elif defined(GC_WIN32_THREADS)
+ void fork_a_thread()
+ {
+ DWORD thread_id;
+ HANDLE h;
+ h = GC_CreateThread(NULL, 0, tiny_reverse_test, 0, 0, &thread_id);
+ if (h == (HANDLE)NULL) {
+ (void)GC_printf1("Small thread creation failed %lu\n",
+ (unsigned long)GetLastError());
+ FAIL;
+ }
+ if (WaitForSingleObject(h, INFINITE) != WAIT_OBJECT_0) {
+ (void)GC_printf1("Small thread wait failed %lu\n",
+ (unsigned long)GetLastError());
+ FAIL;
+ }
+ }
+
+/* # elif defined(GC_SOLARIS_THREADS) */
+
+# else
+
+# define fork_a_thread()
+
+# endif
+
+#else
+
+# define fork_a_thread()
+
+#endif
+
+/* Try to force a to be strangely aligned */
+struct {
+ char dummy;
+ sexpr aa;
+} A;
+#define a A.aa
+
+/*
+ * Repeatedly reverse lists built out of very different sized cons cells.
+ * Check that we didn't lose anything.
+ */
+void reverse_test()
+{
+ int i;
+ sexpr b;
+ sexpr c;
+ sexpr d;
+ sexpr e;
+ sexpr *f, *g, *h;
+# if defined(MSWIN32) || defined(MACOS)
+ /* Win32S only allows 128K stacks */
+# define BIG 1000
+# else
+# if defined PCR
+ /* PCR default stack is 100K. Stack frames are up to 120 bytes. */
+# define BIG 700
+# else
+# if defined MSWINCE
+ /* WinCE only allows 64K stacks */
+# define BIG 500
+# else
+# if defined(OSF1)
+ /* OSF has limited stack space by default, and large frames. */
+# define BIG 200
+# else
+# define BIG 4500
+# endif
+# endif
+# endif
+# endif
+
+ A.dummy = 17;
+ a = ints(1, 49);
+ b = ints(1, 50);
+ c = ints(1, BIG);
+ d = uncollectable_ints(1, 100);
+ e = uncollectable_ints(1, 1);
+ /* Check that realloc updates object descriptors correctly */
+ collectable_count++;
+ f = (sexpr *)GC_MALLOC(4 * sizeof(sexpr));
+ realloc_count++;
+ f = (sexpr *)GC_REALLOC((GC_PTR)f, 6 * sizeof(sexpr));
+ f[5] = ints(1,17);
+ collectable_count++;
+ g = (sexpr *)GC_MALLOC(513 * sizeof(sexpr));
+ realloc_count++;
+ g = (sexpr *)GC_REALLOC((GC_PTR)g, 800 * sizeof(sexpr));
+ g[799] = ints(1,18);
+ collectable_count++;
+ h = (sexpr *)GC_MALLOC(1025 * sizeof(sexpr));
+ realloc_count++;
+ h = (sexpr *)GC_REALLOC((GC_PTR)h, 2000 * sizeof(sexpr));
+# ifdef GC_GCJ_SUPPORT
+ h[1999] = gcj_ints(1,200);
+ for (i = 0; i < 51; ++i)
+ h[1999] = gcj_reverse(h[1999]);
+ /* Leave it as the reveresed list for now. */
+# else
+ h[1999] = ints(1,200);
+# endif
+ /* Try to force some collections and reuse of small list elements */
+ for (i = 0; i < 10; i++) {
+ (void)ints(1, BIG);
+ }
+ /* Superficially test interior pointer recognition on stack */
+ c = (sexpr)((char *)c + sizeof(char *));
+ d = (sexpr)((char *)d + sizeof(char *));
+
+# ifdef __STDC__
+ GC_FREE((void *)e);
+# else
+ GC_FREE((char *)e);
+# endif
+ check_ints(b,1,50);
+ check_ints(a,1,49);
+ for (i = 0; i < 50; i++) {
+ check_ints(b,1,50);
+ b = reverse(reverse(b));
+ }
+ check_ints(b,1,50);
+ check_ints(a,1,49);
+ for (i = 0; i < 60; i++) {
+ if (i % 10 == 0) fork_a_thread();
+ /* This maintains the invariant that a always points to a list of */
+ /* 49 integers. Thus this is thread safe without locks, */
+ /* assuming atomic pointer assignments. */
+ a = reverse(reverse(a));
+# ifdef THREAD_LOCAL_ALLOC
+ a = local_reverse(local_reverse(a));
+# endif
+# if !defined(AT_END) && !defined(THREADS)
+ /* This is not thread safe, since realloc explicitly deallocates */
+ if (i & 1) {
+ a = (sexpr)GC_REALLOC((GC_PTR)a, 500);
+ } else {
+ a = (sexpr)GC_REALLOC((GC_PTR)a, 8200);
+ }
+# endif
+ }
+ check_ints(a,1,49);
+ check_ints(b,1,50);
+ c = (sexpr)((char *)c - sizeof(char *));
+ d = (sexpr)((char *)d - sizeof(char *));
+ check_ints(c,1,BIG);
+ check_uncollectable_ints(d, 1, 100);
+ check_ints(f[5], 1,17);
+ check_ints(g[799], 1,18);
+# ifdef GC_GCJ_SUPPORT
+ h[1999] = gcj_reverse(h[1999]);
+# endif
+ check_ints(h[1999], 1,200);
+# ifndef THREADS
+ a = 0;
+# endif
+ b = c = 0;
+}
+
+#undef a
+
+/*
+ * The rest of this builds balanced binary trees, checks that they don't
+ * disappear, and tests finalization.
+ */
+typedef struct treenode {
+ int level;
+ struct treenode * lchild;
+ struct treenode * rchild;
+} tn;
+
+int finalizable_count = 0;
+int finalized_count = 0;
+VOLATILE int dropped_something = 0;
+
+# ifdef __STDC__
+ void finalizer(void * obj, void * client_data)
+# else
+ void finalizer(obj, client_data)
+ char * obj;
+ char * client_data;
+# endif
+{
+ tn * t = (tn *)obj;
+
+# ifdef PCR
+ PCR_ThCrSec_EnterSys();
+# endif
+# if defined(GC_SOLARIS_THREADS) && !defined(GC_SOLARIS_PTHREADS)
+ static mutex_t incr_lock;
+ mutex_lock(&incr_lock);
+# endif
+# if defined(GC_PTHREADS)
+ static pthread_mutex_t incr_lock = PTHREAD_MUTEX_INITIALIZER;
+ pthread_mutex_lock(&incr_lock);
+# else
+# ifdef GC_WIN32_THREADS
+ EnterCriticalSection(&incr_cs);
+# endif
+# endif
+ if ((int)(GC_word)client_data != t -> level) {
+ (void)GC_printf0("Wrong finalization data - collector is broken\n");
+ FAIL;
+ }
+ finalized_count++;
+ t -> level = -1; /* detect duplicate finalization immediately */
+# ifdef PCR
+ PCR_ThCrSec_ExitSys();
+# endif
+# if defined(GC_SOLARIS_THREADS) && !defined(GC_SOLARIS_PTHREADS)
+ mutex_unlock(&incr_lock);
+# endif
+# if defined(GC_PTHREADS)
+ pthread_mutex_unlock(&incr_lock);
+# else
+# ifdef GC_WIN32_THREADS
+ LeaveCriticalSection(&incr_cs);
+# endif
+# endif
+}
+
+size_t counter = 0;
+
+# define MAX_FINALIZED 8000
+
+# if !defined(MACOS)
+ GC_FAR GC_word live_indicators[MAX_FINALIZED] = {0};
+#else
+ /* Too big for THINK_C. have to allocate it dynamically. */
+ GC_word *live_indicators = 0;
+#endif
+
+int live_indicators_count = 0;
+
+tn * mktree(n)
+int n;
+{
+# ifdef THREAD_LOCAL_ALLOC
+ tn * result = (tn *)GC_LOCAL_MALLOC(sizeof(tn));
+# else
+ tn * result = (tn *)GC_MALLOC(sizeof(tn));
+# endif
+
+ collectable_count++;
+# ifdef THREAD_LOCAL_ALLOC
+ /* Minimally exercise thread local allocation */
+ {
+ char * result = (char *)GC_LOCAL_MALLOC_ATOMIC(17);
+ memset(result, 'a', 17);
+ }
+# endif /* THREAD_LOCAL_ALLOC */
+# if defined(MACOS)
+ /* get around static data limitations. */
+ if (!live_indicators)
+ live_indicators =
+ (GC_word*)NewPtrClear(MAX_FINALIZED * sizeof(GC_word));
+ if (!live_indicators) {
+ (void)GC_printf0("Out of memory\n");
+ exit(1);
+ }
+# endif
+ if (n == 0) return(0);
+ if (result == 0) {
+ (void)GC_printf0("Out of memory\n");
+ exit(1);
+ }
+ result -> level = n;
+ result -> lchild = mktree(n-1);
+ result -> rchild = mktree(n-1);
+ if (counter++ % 17 == 0 && n >= 2) {
+ tn * tmp = result -> lchild -> rchild;
+
+ result -> lchild -> rchild = result -> rchild -> lchild;
+ result -> rchild -> lchild = tmp;
+ }
+ if (counter++ % 119 == 0) {
+ int my_index;
+
+ {
+# ifdef PCR
+ PCR_ThCrSec_EnterSys();
+# endif
+# if defined(GC_SOLARIS_THREADS) && !defined(GC_SOLARIS_PTHREADS)
+ static mutex_t incr_lock;
+ mutex_lock(&incr_lock);
+# endif
+# if defined(GC_PTHREADS)
+ static pthread_mutex_t incr_lock = PTHREAD_MUTEX_INITIALIZER;
+ pthread_mutex_lock(&incr_lock);
+# else
+# ifdef GC_WIN32_THREADS
+ EnterCriticalSection(&incr_cs);
+# endif
+# endif
+ /* Losing a count here causes erroneous report of failure. */
+ finalizable_count++;
+ my_index = live_indicators_count++;
+# ifdef PCR
+ PCR_ThCrSec_ExitSys();
+# endif
+# if defined(GC_SOLARIS_THREADS) && !defined(GC_SOLARIS_PTHREADS)
+ mutex_unlock(&incr_lock);
+# endif
+# if defined(GC_PTHREADS)
+ pthread_mutex_unlock(&incr_lock);
+# else
+# ifdef GC_WIN32_THREADS
+ LeaveCriticalSection(&incr_cs);
+# endif
+# endif
+ }
+
+ GC_REGISTER_FINALIZER((GC_PTR)result, finalizer, (GC_PTR)(GC_word)n,
+ (GC_finalization_proc *)0, (GC_PTR *)0);
+ if (my_index >= MAX_FINALIZED) {
+ GC_printf0("live_indicators overflowed\n");
+ FAIL;
+ }
+ live_indicators[my_index] = 13;
+ if (GC_GENERAL_REGISTER_DISAPPEARING_LINK(
+ (GC_PTR *)(&(live_indicators[my_index])),
+ (GC_PTR)result) != 0) {
+ GC_printf0("GC_general_register_disappearing_link failed\n");
+ FAIL;
+ }
+ if (GC_unregister_disappearing_link(
+ (GC_PTR *)
+ (&(live_indicators[my_index]))) == 0) {
+ GC_printf0("GC_unregister_disappearing_link failed\n");
+ FAIL;
+ }
+ if (GC_GENERAL_REGISTER_DISAPPEARING_LINK(
+ (GC_PTR *)(&(live_indicators[my_index])),
+ (GC_PTR)result) != 0) {
+ GC_printf0("GC_general_register_disappearing_link failed 2\n");
+ FAIL;
+ }
+ }
+ return(result);
+}
+
+void chktree(t,n)
+tn *t;
+int n;
+{
+ if (n == 0 && t != 0) {
+ (void)GC_printf0("Clobbered a leaf - collector is broken\n");
+ FAIL;
+ }
+ if (n == 0) return;
+ if (t -> level != n) {
+ (void)GC_printf1("Lost a node at level %lu - collector is broken\n",
+ (unsigned long)n);
+ FAIL;
+ }
+ if (counter++ % 373 == 0) {
+ collectable_count++;
+ (void) GC_MALLOC(counter%5001);
+ }
+ chktree(t -> lchild, n-1);
+ if (counter++ % 73 == 0) {
+ collectable_count++;
+ (void) GC_MALLOC(counter%373);
+ }
+ chktree(t -> rchild, n-1);
+}
+
+# if defined(GC_SOLARIS_THREADS) && !defined(GC_SOLARIS_PTHREADS)
+thread_key_t fl_key;
+
+void * alloc8bytes()
+{
+# if defined(SMALL_CONFIG) || defined(GC_DEBUG)
+ collectable_count++;
+ return(GC_MALLOC(8));
+# else
+ void ** my_free_list_ptr;
+ void * my_free_list;
+
+ if (thr_getspecific(fl_key, (void **)(&my_free_list_ptr)) != 0) {
+ (void)GC_printf0("thr_getspecific failed\n");
+ FAIL;
+ }
+ if (my_free_list_ptr == 0) {
+ uncollectable_count++;
+ my_free_list_ptr = GC_NEW_UNCOLLECTABLE(void *);
+ if (thr_setspecific(fl_key, my_free_list_ptr) != 0) {
+ (void)GC_printf0("thr_setspecific failed\n");
+ FAIL;
+ }
+ }
+ my_free_list = *my_free_list_ptr;
+ if (my_free_list == 0) {
+ collectable_count++;
+ my_free_list = GC_malloc_many(8);
+ if (my_free_list == 0) {
+ (void)GC_printf0("alloc8bytes out of memory\n");
+ FAIL;
+ }
+ }
+ *my_free_list_ptr = GC_NEXT(my_free_list);
+ GC_NEXT(my_free_list) = 0;
+ return(my_free_list);
+# endif
+}
+
+#else
+
+# if defined(GC_PTHREADS)
+pthread_key_t fl_key;
+
+void * alloc8bytes()
+{
+# if defined(SMALL_CONFIG) || defined(GC_DEBUG)
+ collectable_count++;
+ return(GC_MALLOC(8));
+# else
+ void ** my_free_list_ptr;
+ void * my_free_list;
+
+ my_free_list_ptr = (void **)pthread_getspecific(fl_key);
+ if (my_free_list_ptr == 0) {
+ uncollectable_count++;
+ my_free_list_ptr = GC_NEW_UNCOLLECTABLE(void *);
+ if (pthread_setspecific(fl_key, my_free_list_ptr) != 0) {
+ (void)GC_printf0("pthread_setspecific failed\n");
+ FAIL;
+ }
+ }
+ my_free_list = *my_free_list_ptr;
+ if (my_free_list == 0) {
+ my_free_list = GC_malloc_many(8);
+ if (my_free_list == 0) {
+ (void)GC_printf0("alloc8bytes out of memory\n");
+ FAIL;
+ }
+ }
+ *my_free_list_ptr = GC_NEXT(my_free_list);
+ GC_NEXT(my_free_list) = 0;
+ collectable_count++;
+ return(my_free_list);
+# endif
+}
+
+# else
+# define alloc8bytes() GC_MALLOC_ATOMIC(8)
+# endif
+#endif
+
+void alloc_small(n)
+int n;
+{
+ register int i;
+
+ for (i = 0; i < n; i += 8) {
+ atomic_count++;
+ if (alloc8bytes() == 0) {
+ (void)GC_printf0("Out of memory\n");
+ FAIL;
+ }
+ }
+}
+
+# if defined(THREADS) && defined(GC_DEBUG)
+# ifdef VERY_SMALL_CONFIG
+# define TREE_HEIGHT 12
+# else
+# define TREE_HEIGHT 15
+# endif
+# else
+# ifdef VERY_SMALL_CONFIG
+# define TREE_HEIGHT 13
+# else
+# define TREE_HEIGHT 16
+# endif
+# endif
+void tree_test()
+{
+ tn * root;
+ register int i;
+
+ root = mktree(TREE_HEIGHT);
+# ifndef VERY_SMALL_CONFIG
+ alloc_small(5000000);
+# endif
+ chktree(root, TREE_HEIGHT);
+ if (finalized_count && ! dropped_something) {
+ (void)GC_printf0("Premature finalization - collector is broken\n");
+ FAIL;
+ }
+ dropped_something = 1;
+ GC_noop(root); /* Root needs to remain live until */
+ /* dropped_something is set. */
+ root = mktree(TREE_HEIGHT);
+ chktree(root, TREE_HEIGHT);
+ for (i = TREE_HEIGHT; i >= 0; i--) {
+ root = mktree(i);
+ chktree(root, i);
+ }
+# ifndef VERY_SMALL_CONFIG
+ alloc_small(5000000);
+# endif
+}
+
+unsigned n_tests = 0;
+
+GC_word bm_huge[10] = {
+ 0xffffffff,
+ 0xffffffff,
+ 0xffffffff,
+ 0xffffffff,
+ 0xffffffff,
+ 0xffffffff,
+ 0xffffffff,
+ 0xffffffff,
+ 0xffffffff,
+ 0x00ffffff,
+};
+
+/* A very simple test of explicitly typed allocation */
+void typed_test()
+{
+ GC_word * old, * new;
+ GC_word bm3 = 0x3;
+ GC_word bm2 = 0x2;
+ GC_word bm_large = 0xf7ff7fff;
+ GC_descr d1 = GC_make_descriptor(&bm3, 2);
+ GC_descr d2 = GC_make_descriptor(&bm2, 2);
+# ifndef LINT
+ GC_descr dummy = GC_make_descriptor(&bm_large, 32);
+# endif
+ GC_descr d3 = GC_make_descriptor(&bm_large, 32);
+ GC_descr d4 = GC_make_descriptor(bm_huge, 320);
+ GC_word * x = (GC_word *)GC_malloc_explicitly_typed(2000, d4);
+ register int i;
+
+ collectable_count++;
+ old = 0;
+ for (i = 0; i < 4000; i++) {
+ collectable_count++;
+ new = (GC_word *) GC_malloc_explicitly_typed(4 * sizeof(GC_word), d1);
+ if (0 != new[0] || 0 != new[1]) {
+ GC_printf0("Bad initialization by GC_malloc_explicitly_typed\n");
+ FAIL;
+ }
+ new[0] = 17;
+ new[1] = (GC_word)old;
+ old = new;
+ collectable_count++;
+ new = (GC_word *) GC_malloc_explicitly_typed(4 * sizeof(GC_word), d2);
+ new[0] = 17;
+ new[1] = (GC_word)old;
+ old = new;
+ collectable_count++;
+ new = (GC_word *) GC_malloc_explicitly_typed(33 * sizeof(GC_word), d3);
+ new[0] = 17;
+ new[1] = (GC_word)old;
+ old = new;
+ collectable_count++;
+ new = (GC_word *) GC_calloc_explicitly_typed(4, 2 * sizeof(GC_word),
+ d1);
+ new[0] = 17;
+ new[1] = (GC_word)old;
+ old = new;
+ collectable_count++;
+ if (i & 0xff) {
+ new = (GC_word *) GC_calloc_explicitly_typed(7, 3 * sizeof(GC_word),
+ d2);
+ } else {
+ new = (GC_word *) GC_calloc_explicitly_typed(1001,
+ 3 * sizeof(GC_word),
+ d2);
+ if (0 != new[0] || 0 != new[1]) {
+ GC_printf0("Bad initialization by GC_malloc_explicitly_typed\n");
+ FAIL;
+ }
+ }
+ new[0] = 17;
+ new[1] = (GC_word)old;
+ old = new;
+ }
+ for (i = 0; i < 20000; i++) {
+ if (new[0] != 17) {
+ (void)GC_printf1("typed alloc failed at %lu\n",
+ (unsigned long)i);
+ FAIL;
+ }
+ new[0] = 0;
+ old = new;
+ new = (GC_word *)(old[1]);
+ }
+ GC_gcollect();
+ GC_noop(x);
+}
+
+int fail_count = 0;
+
+#ifndef __STDC__
+/*ARGSUSED*/
+void fail_proc1(x)
+GC_PTR x;
+{
+ fail_count++;
+}
+
+#else
+
+/*ARGSUSED*/
+void fail_proc1(GC_PTR x)
+{
+ fail_count++;
+}
+
+static void uniq(void *p, ...) {
+ va_list a;
+ void *q[100];
+ int n = 0, i, j;
+ q[n++] = p;
+ va_start(a,p);
+ for (;(q[n] = va_arg(a,void *));n++) ;
+ va_end(a);
+ for (i=0; i<n; i++)
+ for (j=0; j<i; j++)
+ if (q[i] == q[j]) {
+ GC_printf0(
+ "Apparently failed to mark form some function arguments.\n"
+ "Perhaps GC_push_regs was configured incorrectly?\n"
+ );
+ FAIL;
+ }
+}
+
+#endif /* __STDC__ */
+
+#ifdef THREADS
+# define TEST_FAIL_COUNT(n) 1
+#else
+# define TEST_FAIL_COUNT(n) (fail_count >= (n))
+#endif
+
+void run_one_test()
+{
+ char *x;
+# ifdef LINT
+ char *y = 0;
+# else
+ char *y = (char *)(size_t)fail_proc1;
+# endif
+ DCL_LOCK_STATE;
+
+# ifdef FIND_LEAK
+ (void)GC_printf0(
+ "This test program is not designed for leak detection mode\n");
+ (void)GC_printf0("Expect lots of problems.\n");
+# endif
+ GC_FREE(0);
+# ifndef DBG_HDRS_ALL
+ collectable_count += 3;
+ if (GC_size(GC_malloc(7)) != 8 &&
+ GC_size(GC_malloc(7)) != MIN_WORDS * sizeof(GC_word)
+ || GC_size(GC_malloc(15)) != 16) {
+ (void)GC_printf0("GC_size produced unexpected results\n");
+ FAIL;
+ }
+ collectable_count += 1;
+ if (GC_size(GC_malloc(0)) != MIN_WORDS * sizeof(GC_word)) {
+ (void)GC_printf1("GC_malloc(0) failed: GC_size returns %ld\n",
+ GC_size(GC_malloc(0)));
+ FAIL;
+ }
+ collectable_count += 1;
+ if (GC_size(GC_malloc_uncollectable(0)) != MIN_WORDS * sizeof(GC_word)) {
+ (void)GC_printf0("GC_malloc_uncollectable(0) failed\n");
+ FAIL;
+ }
+ GC_is_valid_displacement_print_proc = fail_proc1;
+ GC_is_visible_print_proc = fail_proc1;
+ collectable_count += 1;
+ x = GC_malloc(16);
+ if (GC_base(x + 13) != x) {
+ (void)GC_printf0("GC_base(heap ptr) produced incorrect result\n");
+ FAIL;
+ }
+# ifndef PCR
+ if (GC_base(y) != 0) {
+ (void)GC_printf0("GC_base(fn_ptr) produced incorrect result\n");
+ FAIL;
+ }
+# endif
+ if (GC_same_obj(x+5, x) != x + 5) {
+ (void)GC_printf0("GC_same_obj produced incorrect result\n");
+ FAIL;
+ }
+ if (GC_is_visible(y) != y || GC_is_visible(x) != x) {
+ (void)GC_printf0("GC_is_visible produced incorrect result\n");
+ FAIL;
+ }
+ if (!TEST_FAIL_COUNT(1)) {
+# if!(defined(RS6000) || defined(POWERPC) || defined(IA64)) || defined(M68K)
+ /* ON RS6000s function pointers point to a descriptor in the */
+ /* data segment, so there should have been no failures. */
+ /* The same applies to IA64. Something similar seems to */
+ /* be going on with NetBSD/M68K. */
+ (void)GC_printf0("GC_is_visible produced wrong failure indication\n");
+ FAIL;
+# endif
+ }
+ if (GC_is_valid_displacement(y) != y
+ || GC_is_valid_displacement(x) != x
+ || GC_is_valid_displacement(x + 3) != x + 3) {
+ (void)GC_printf0(
+ "GC_is_valid_displacement produced incorrect result\n");
+ FAIL;
+ }
+# if defined(__STDC__) && !defined(MSWIN32) && !defined(MSWINCE)
+ /* Harder to test under Windows without a gc.h declaration. */
+ {
+ size_t i;
+ extern void *GC_memalign();
+
+ GC_malloc(17);
+ for (i = sizeof(GC_word); i < 512; i *= 2) {
+ GC_word result = (GC_word) GC_memalign(i, 17);
+ if (result % i != 0 || result == 0 || *(int *)result != 0) FAIL;
+ }
+ }
+# endif
+# ifndef ALL_INTERIOR_POINTERS
+# if defined(RS6000) || defined(POWERPC)
+ if (!TEST_FAIL_COUNT(1)) {
+# else
+ if (GC_all_interior_pointers && !TEST_FAIL_COUNT(1)
+ || !GC_all_interior_pointers && !TEST_FAIL_COUNT(2)) {
+# endif
+ (void)GC_printf0("GC_is_valid_displacement produced wrong failure indication\n");
+ FAIL;
+ }
+# endif
+# endif /* DBG_HDRS_ALL */
+ /* Test floating point alignment */
+ collectable_count += 2;
+ *(double *)GC_MALLOC(sizeof(double)) = 1.0;
+ *(double *)GC_MALLOC(sizeof(double)) = 1.0;
+# ifdef GC_GCJ_SUPPORT
+ GC_REGISTER_DISPLACEMENT(sizeof(struct fake_vtable *));
+ GC_init_gcj_malloc(0, (void *)fake_gcj_mark_proc);
+# endif
+ /* Make sure that fn arguments are visible to the collector. */
+# ifdef __STDC__
+ uniq(
+ GC_malloc(12), GC_malloc(12), GC_malloc(12),
+ (GC_gcollect(),GC_malloc(12)),
+ GC_malloc(12), GC_malloc(12), GC_malloc(12),
+ (GC_gcollect(),GC_malloc(12)),
+ GC_malloc(12), GC_malloc(12), GC_malloc(12),
+ (GC_gcollect(),GC_malloc(12)),
+ GC_malloc(12), GC_malloc(12), GC_malloc(12),
+ (GC_gcollect(),GC_malloc(12)),
+ GC_malloc(12), GC_malloc(12), GC_malloc(12),
+ (GC_gcollect(),GC_malloc(12)),
+ (void *)0);
+# endif
+ /* Repeated list reversal test. */
+ reverse_test();
+# ifdef PRINTSTATS
+ GC_printf0("-------------Finished reverse_test\n");
+# endif
+# ifndef DBG_HDRS_ALL
+ typed_test();
+# ifdef PRINTSTATS
+ GC_printf0("-------------Finished typed_test\n");
+# endif
+# endif /* DBG_HDRS_ALL */
+ tree_test();
+ LOCK();
+ n_tests++;
+ UNLOCK();
+# if defined(THREADS) && defined(HANDLE_FORK)
+ if (fork() == 0) {
+ GC_gcollect();
+ tiny_reverse_test(0);
+ GC_gcollect();
+ GC_printf0("Finished a child process\n");
+ exit(0);
+ }
+# endif
+ /* GC_printf1("Finished %x\n", pthread_self()); */
+}
+
+void check_heap_stats()
+{
+ unsigned long max_heap_sz;
+ register int i;
+ int still_live;
+ int late_finalize_count = 0;
+
+# ifdef VERY_SMALL_CONFIG
+ /* these are something of a guess */
+ if (sizeof(char *) > 4) {
+ max_heap_sz = 4500000;
+ } else {
+ max_heap_sz = 2800000;
+ }
+# else
+ if (sizeof(char *) > 4) {
+ max_heap_sz = 19000000;
+ } else {
+ max_heap_sz = 11000000;
+ }
+# endif
+# ifndef ALIGN_DOUBLE
+ /* We end up needing more small object pages. */
+ max_heap_sz += 2000000;
+# endif
+# ifdef GC_DEBUG
+ max_heap_sz *= 2;
+# ifdef SAVE_CALL_CHAIN
+ max_heap_sz *= 3;
+# ifdef SAVE_CALL_COUNT
+ max_heap_sz += max_heap_sz * SAVE_CALL_COUNT/4;
+# endif
+# endif
+# endif
+ /* Garbage collect repeatedly so that all inaccessible objects */
+ /* can be finalized. */
+ while (GC_collect_a_little()) { }
+ for (i = 0; i < 16; i++) {
+ GC_gcollect();
+ late_finalize_count += GC_invoke_finalizers();
+ }
+ (void)GC_printf1("Completed %lu tests\n", (unsigned long)n_tests);
+ (void)GC_printf1("Allocated %lu collectable objects\n", (unsigned long)collectable_count);
+ (void)GC_printf1("Allocated %lu uncollectable objects\n", (unsigned long)uncollectable_count);
+ (void)GC_printf1("Allocated %lu atomic objects\n", (unsigned long)atomic_count);
+ (void)GC_printf1("Allocated %lu stubborn objects\n", (unsigned long)stubborn_count);
+ (void)GC_printf2("Finalized %lu/%lu objects - ",
+ (unsigned long)finalized_count,
+ (unsigned long)finalizable_count);
+# ifdef FINALIZE_ON_DEMAND
+ if (finalized_count != late_finalize_count) {
+ (void)GC_printf0("Demand finalization error\n");
+ FAIL;
+ }
+# endif
+ if (finalized_count > finalizable_count
+ || finalized_count < finalizable_count/2) {
+ (void)GC_printf0("finalization is probably broken\n");
+ FAIL;
+ } else {
+ (void)GC_printf0("finalization is probably ok\n");
+ }
+ still_live = 0;
+ for (i = 0; i < MAX_FINALIZED; i++) {
+ if (live_indicators[i] != 0) {
+ still_live++;
+ }
+ }
+ i = finalizable_count - finalized_count - still_live;
+ if (0 != i) {
+ (void)GC_printf2
+ ("%lu disappearing links remain and %ld more objects were not finalized\n",
+ (unsigned long) still_live, (long)i);
+ if (i > 10) {
+ GC_printf0("\tVery suspicious!\n");
+ } else {
+ GC_printf0("\tSlightly suspicious, but probably OK.\n");
+ }
+ }
+ (void)GC_printf1("Total number of bytes allocated is %lu\n",
+ (unsigned long)
+ WORDS_TO_BYTES(GC_words_allocd + GC_words_allocd_before_gc));
+ (void)GC_printf1("Final heap size is %lu bytes\n",
+ (unsigned long)GC_get_heap_size());
+ if (WORDS_TO_BYTES(GC_words_allocd + GC_words_allocd_before_gc)
+# ifdef VERY_SMALL_CONFIG
+ < 2700000*n_tests) {
+# else
+ < 33500000*n_tests) {
+# endif
+ (void)GC_printf0("Incorrect execution - missed some allocations\n");
+ FAIL;
+ }
+ if (GC_get_heap_size() > max_heap_sz*n_tests) {
+ (void)GC_printf0("Unexpected heap growth - collector may be broken\n");
+ FAIL;
+ }
+ (void)GC_printf0("Collector appears to work\n");
+}
+
+#if defined(MACOS)
+void SetMinimumStack(long minSize)
+{
+ long newApplLimit;
+
+ if (minSize > LMGetDefltStack())
+ {
+ newApplLimit = (long) GetApplLimit()
+ - (minSize - LMGetDefltStack());
+ SetApplLimit((Ptr) newApplLimit);
+ MaxApplZone();
+ }
+}
+
+#define cMinStackSpace (512L * 1024L)
+
+#endif
+
+#ifdef __STDC__
+ void warn_proc(char *msg, GC_word p)
+#else
+ void warn_proc(msg, p)
+ char *msg;
+ GC_word p;
+#endif
+{
+ GC_printf1(msg, (unsigned long)p);
+ /*FAIL;*/
+}
+
+
+#if !defined(PCR) && !defined(GC_SOLARIS_THREADS) \
+ && !defined(GC_WIN32_THREADS) && !defined(GC_PTHREADS) \
+ || defined(LINT)
+#if defined(MSWIN32) && !defined(__MINGW32__)
+ int APIENTRY WinMain(HINSTANCE instance, HINSTANCE prev, LPTSTR cmd, int n)
+#else
+ int main()
+#endif
+{
+# if defined(DJGPP)
+ int dummy;
+# endif
+ n_tests = 0;
+
+# if defined(DJGPP)
+ /* No good way to determine stack base from library; do it */
+ /* manually on this platform. */
+ GC_stackbottom = (GC_PTR)(&dummy);
+# endif
+# if defined(MACOS)
+ /* Make sure we have lots and lots of stack space. */
+ SetMinimumStack(cMinStackSpace);
+ /* Cheat and let stdio initialize toolbox for us. */
+ printf("Testing GC Macintosh port.\n");
+# endif
+ GC_INIT(); /* Only needed on a few platforms. */
+ (void) GC_set_warn_proc(warn_proc);
+# if (defined(MPROTECT_VDB) || defined(PROC_VDB)) \
+ && !defined(MAKE_BACK_GRAPH)
+ GC_enable_incremental();
+ (void) GC_printf0("Switched to incremental mode\n");
+# if defined(MPROTECT_VDB)
+ (void)GC_printf0("Emulating dirty bits with mprotect/signals\n");
+# else
+# ifdef PROC_VDB
+ (void)GC_printf0("Reading dirty bits from /proc\n");
+# else
+ (void)GC_printf0("Using DEFAULT_VDB dirty bit implementation\n");
+# endif
+# endif
+# endif
+ run_one_test();
+ check_heap_stats();
+# ifndef MSWINCE
+ (void)fflush(stdout);
+# endif
+# ifdef LINT
+ /* Entry points we should be testing, but aren't. */
+ /* Some can be tested by defining GC_DEBUG at the top of this file */
+ /* This is a bit SunOS4 specific. */
+ GC_noop(GC_expand_hp, GC_add_roots, GC_clear_roots,
+ GC_register_disappearing_link,
+ GC_register_finalizer_ignore_self,
+ GC_debug_register_displacement,
+ GC_print_obj, GC_debug_change_stubborn,
+ GC_debug_end_stubborn_change, GC_debug_malloc_uncollectable,
+ GC_debug_free, GC_debug_realloc, GC_generic_malloc_words_small,
+ GC_init, GC_make_closure, GC_debug_invoke_finalizer,
+ GC_page_was_ever_dirty, GC_is_fresh,
+ GC_malloc_ignore_off_page, GC_malloc_atomic_ignore_off_page,
+ GC_set_max_heap_size, GC_get_bytes_since_gc,
+ GC_get_total_bytes, GC_pre_incr, GC_post_incr);
+# endif
+# ifdef MSWIN32
+ GC_win32_free_heap();
+# endif
+ return(0);
+}
+# endif
+
+#if defined(GC_WIN32_THREADS) && !defined(CYGWIN32)
+
+DWORD __stdcall thr_run_one_test(void *arg)
+{
+ run_one_test();
+ return 0;
+}
+
+#ifdef MSWINCE
+HANDLE win_created_h;
+HWND win_handle;
+
+LRESULT CALLBACK window_proc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
+{
+ LRESULT ret = 0;
+ switch (uMsg) {
+ case WM_HIBERNATE:
+ GC_printf0("Received WM_HIBERNATE, calling GC_gcollect\n");
+ GC_gcollect();
+ break;
+ case WM_CLOSE:
+ GC_printf0("Received WM_CLOSE, closing window\n");
+ DestroyWindow(hwnd);
+ break;
+ case WM_DESTROY:
+ PostQuitMessage(0);
+ break;
+ default:
+ ret = DefWindowProc(hwnd, uMsg, wParam, lParam);
+ break;
+ }
+ return ret;
+}
+
+DWORD __stdcall thr_window(void *arg)
+{
+ WNDCLASS win_class = {
+ CS_NOCLOSE,
+ window_proc,
+ 0,
+ 0,
+ GetModuleHandle(NULL),
+ NULL,
+ NULL,
+ (HBRUSH)(COLOR_APPWORKSPACE+1),
+ NULL,
+ L"GCtestWindow"
+ };
+ MSG msg;
+
+ if (!RegisterClass(&win_class))
+ FAIL;
+
+ win_handle = CreateWindowEx(
+ 0,
+ L"GCtestWindow",
+ L"GCtest",
+ 0,
+ CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT,
+ NULL,
+ NULL,
+ GetModuleHandle(NULL),
+ NULL);
+
+ if (win_handle == NULL)
+ FAIL;
+
+ SetEvent(win_created_h);
+
+ ShowWindow(win_handle, SW_SHOW);
+ UpdateWindow(win_handle);
+
+ while (GetMessage(&msg, NULL, 0, 0)) {
+ TranslateMessage(&msg);
+ DispatchMessage(&msg);
+ }
+
+ return 0;
+}
+#endif
+
+#define NTEST 2
+
+# ifdef MSWINCE
+int APIENTRY GC_WinMain(HINSTANCE instance, HINSTANCE prev, LPWSTR cmd, int n)
+# else
+int APIENTRY WinMain(HINSTANCE instance, HINSTANCE prev, LPSTR cmd, int n)
+# endif
+{
+# if NTEST > 0
+ HANDLE h[NTEST];
+ int i;
+# endif
+# ifdef MSWINCE
+ HANDLE win_thr_h;
+# endif
+ DWORD thread_id;
+# if 0
+ GC_enable_incremental();
+# endif
+ GC_init();
+ InitializeCriticalSection(&incr_cs);
+ (void) GC_set_warn_proc(warn_proc);
+# ifdef MSWINCE
+ win_created_h = CreateEvent(NULL, FALSE, FALSE, NULL);
+ if (win_created_h == (HANDLE)NULL) {
+ (void)GC_printf1("Event creation failed %lu\n", (unsigned long)GetLastError());
+ FAIL;
+ }
+ win_thr_h = GC_CreateThread(NULL, 0, thr_window, 0, 0, &thread_id);
+ if (win_thr_h == (HANDLE)NULL) {
+ (void)GC_printf1("Thread creation failed %lu\n", (unsigned long)GetLastError());
+ FAIL;
+ }
+ if (WaitForSingleObject(win_created_h, INFINITE) != WAIT_OBJECT_0)
+ FAIL;
+ CloseHandle(win_created_h);
+# endif
+# if NTEST > 0
+ for (i = 0; i < NTEST; i++) {
+ h[i] = GC_CreateThread(NULL, 0, thr_run_one_test, 0, 0, &thread_id);
+ if (h[i] == (HANDLE)NULL) {
+ (void)GC_printf1("Thread creation failed %lu\n", (unsigned long)GetLastError());
+ FAIL;
+ }
+ }
+# endif /* NTEST > 0 */
+ run_one_test();
+# if NTEST > 0
+ for (i = 0; i < NTEST; i++) {
+ if (WaitForSingleObject(h[i], INFINITE) != WAIT_OBJECT_0) {
+ (void)GC_printf1("Thread wait failed %lu\n", (unsigned long)GetLastError());
+ FAIL;
+ }
+ }
+# endif /* NTEST > 0 */
+# ifdef MSWINCE
+ PostMessage(win_handle, WM_CLOSE, 0, 0);
+ if (WaitForSingleObject(win_thr_h, INFINITE) != WAIT_OBJECT_0)
+ FAIL;
+# endif
+ check_heap_stats();
+ return(0);
+}
+
+#endif /* GC_WIN32_THREADS */
+
+
+#ifdef PCR
+test()
+{
+ PCR_Th_T * th1;
+ PCR_Th_T * th2;
+ int code;
+
+ n_tests = 0;
+ /* GC_enable_incremental(); */
+ (void) GC_set_warn_proc(warn_proc);
+ th1 = PCR_Th_Fork(run_one_test, 0);
+ th2 = PCR_Th_Fork(run_one_test, 0);
+ run_one_test();
+ if (PCR_Th_T_Join(th1, &code, NIL, PCR_allSigsBlocked, PCR_waitForever)
+ != PCR_ERes_okay || code != 0) {
+ (void)GC_printf0("Thread 1 failed\n");
+ }
+ if (PCR_Th_T_Join(th2, &code, NIL, PCR_allSigsBlocked, PCR_waitForever)
+ != PCR_ERes_okay || code != 0) {
+ (void)GC_printf0("Thread 2 failed\n");
+ }
+ check_heap_stats();
+ return(0);
+}
+#endif
+
+#if defined(GC_SOLARIS_THREADS) || defined(GC_PTHREADS)
+void * thr_run_one_test(void * arg)
+{
+ run_one_test();
+ return(0);
+}
+
+#ifdef GC_DEBUG
+# define GC_free GC_debug_free
+#endif
+
+#if defined(GC_SOLARIS_THREADS) && !defined(GC_SOLARIS_PTHREADS)
+main()
+{
+ thread_t th1;
+ thread_t th2;
+ int code;
+
+ n_tests = 0;
+ GC_INIT(); /* Only needed if gc is dynamic library. */
+# ifndef MAKE_BACK_GRAPH
+ GC_enable_incremental();
+# endif
+ (void) GC_set_warn_proc(warn_proc);
+ if (thr_keycreate(&fl_key, GC_free) != 0) {
+ (void)GC_printf1("Key creation failed %lu\n", (unsigned long)code);
+ FAIL;
+ }
+ if ((code = thr_create(0, 1024*1024, thr_run_one_test, 0, 0, &th1)) != 0) {
+ (void)GC_printf1("Thread 1 creation failed %lu\n", (unsigned long)code);
+ FAIL;
+ }
+ if ((code = thr_create(0, 1024*1024, thr_run_one_test, 0, THR_NEW_LWP, &th2)) != 0) {
+ (void)GC_printf1("Thread 2 creation failed %lu\n", (unsigned long)code);
+ FAIL;
+ }
+ run_one_test();
+ if ((code = thr_join(th1, 0, 0)) != 0) {
+ (void)GC_printf1("Thread 1 failed %lu\n", (unsigned long)code);
+ FAIL;
+ }
+ if (thr_join(th2, 0, 0) != 0) {
+ (void)GC_printf1("Thread 2 failed %lu\n", (unsigned long)code);
+ FAIL;
+ }
+ check_heap_stats();
+ (void)fflush(stdout);
+ return(0);
+}
+#else /* pthreads */
+
+#ifndef GC_PTHREADS
+ --> bad news
+#endif
+
+main()
+{
+ pthread_t th1;
+ pthread_t th2;
+ pthread_attr_t attr;
+ int code;
+
+# ifdef GC_IRIX_THREADS
+ /* Force a larger stack to be preallocated */
+ /* Since the initial cant always grow later. */
+ *((volatile char *)&code - 1024*1024) = 0; /* Require 1 Mb */
+# endif /* GC_IRIX_THREADS */
+# if defined(GC_HPUX_THREADS)
+ /* Default stack size is too small, especially with the 64 bit ABI */
+ /* Increase it. */
+ if (pthread_default_stacksize_np(1024*1024, 0) != 0) {
+ (void)GC_printf0("pthread_default_stacksize_np failed.\n");
+ }
+# endif /* GC_HPUX_THREADS */
+ GC_INIT();
+
+ pthread_attr_init(&attr);
+# if defined(GC_IRIX_THREADS) || defined(GC_FREEBSD_THREADS) \
+ || defined(GC_DARWIN_THREADS) || defined(GC_AIX_THREADS)
+ pthread_attr_setstacksize(&attr, 1000000);
+# endif
+ n_tests = 0;
+# if (defined(MPROTECT_VDB)) \
+ && !defined(PARALLEL_MARK) &&!defined(REDIRECT_MALLOC) \
+ && !defined(MAKE_BACK_GRAPH)
+ GC_enable_incremental();
+ (void) GC_printf0("Switched to incremental mode\n");
+# if defined(MPROTECT_VDB)
+ (void)GC_printf0("Emulating dirty bits with mprotect/signals\n");
+# else
+# ifdef PROC_VDB
+ (void)GC_printf0("Reading dirty bits from /proc\n");
+# else
+ (void)GC_printf0("Using DEFAULT_VDB dirty bit implementation\n");
+# endif
+# endif
+# endif
+ (void) GC_set_warn_proc(warn_proc);
+ if ((code = pthread_key_create(&fl_key, 0)) != 0) {
+ (void)GC_printf1("Key creation failed %lu\n", (unsigned long)code);
+ FAIL;
+ }
+ if ((code = pthread_create(&th1, &attr, thr_run_one_test, 0)) != 0) {
+ (void)GC_printf1("Thread 1 creation failed %lu\n", (unsigned long)code);
+ FAIL;
+ }
+ if ((code = pthread_create(&th2, &attr, thr_run_one_test, 0)) != 0) {
+ (void)GC_printf1("Thread 2 creation failed %lu\n", (unsigned long)code);
+ FAIL;
+ }
+ run_one_test();
+ if ((code = pthread_join(th1, 0)) != 0) {
+ (void)GC_printf1("Thread 1 failed %lu\n", (unsigned long)code);
+ FAIL;
+ }
+ if (pthread_join(th2, 0) != 0) {
+ (void)GC_printf1("Thread 2 failed %lu\n", (unsigned long)code);
+ FAIL;
+ }
+ check_heap_stats();
+ (void)fflush(stdout);
+ pthread_attr_destroy(&attr);
+ GC_printf1("Completed %d collections\n", GC_gc_no);
+ return(0);
+}
+#endif /* GC_PTHREADS */
+#endif /* GC_SOLARIS_THREADS || GC_PTHREADS */
Added: llvm-gcc-4.2/trunk/boehm-gc/tests/test_cpp.cc
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/boehm-gc/tests/test_cpp.cc?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/boehm-gc/tests/test_cpp.cc (added)
+++ llvm-gcc-4.2/trunk/boehm-gc/tests/test_cpp.cc Thu Nov 8 16:56:19 2007
@@ -0,0 +1,288 @@
+/****************************************************************************
+Copyright (c) 1994 by Xerox Corporation. All rights reserved.
+
+THIS MATERIAL IS PROVIDED AS IS, WITH ABSOLUTELY NO WARRANTY EXPRESSED
+OR IMPLIED. ANY USE IS AT YOUR OWN RISK.
+
+Permission is hereby granted to use or copy this program for any
+purpose, provided the above notices are retained on all copies.
+Permission to modify the code and to distribute modified code is
+granted, provided the above notices are retained, and a notice that
+the code was modified is included with the above copyright notice.
+****************************************************************************
+Last modified on Mon Jul 10 21:06:03 PDT 1995 by ellis
+ modified on December 20, 1994 7:27 pm PST by boehm
+
+usage: test_cpp number-of-iterations
+
+This program tries to test the specific C++ functionality provided by
+gc_c++.h that isn't tested by the more general test routines of the
+collector.
+
+A recommended value for number-of-iterations is 10, which will take a
+few minutes to complete.
+
+***************************************************************************/
+
+#include "gc_cpp.h"
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#define USE_STD_ALLOCATOR
+#ifdef USE_STD_ALLOCATOR
+# include "gc_allocator.h"
+#elif __GNUC__
+# include "new_gc_alloc.h"
+#else
+# include "gc_alloc.h"
+#endif
+extern "C" {
+#include "private/gc_priv.h"
+}
+#ifdef MSWIN32
+# include <windows.h>
+#endif
+#ifdef GC_NAME_CONFLICT
+# define USE_GC UseGC
+ struct foo * GC;
+#else
+# define USE_GC GC
+#endif
+
+
+#define my_assert( e ) \
+ if (! (e)) { \
+ GC_printf1( "Assertion failure in " __FILE__ ", line %d: " #e "\n", \
+ __LINE__ ); \
+ exit( 1 ); }
+
+
+class A {public:
+ /* An uncollectable class. */
+
+ A( int iArg ): i( iArg ) {}
+ void Test( int iArg ) {
+ my_assert( i == iArg );}
+ int i;};
+
+
+class B: public gc, public A {public:
+ /* A collectable class. */
+
+ B( int j ): A( j ) {}
+ ~B() {
+ my_assert( deleting );}
+ static void Deleting( int on ) {
+ deleting = on;}
+ static int deleting;};
+
+int B::deleting = 0;
+
+
+class C: public gc_cleanup, public A {public:
+ /* A collectable class with cleanup and virtual multiple inheritance. */
+
+ C( int levelArg ): A( levelArg ), level( levelArg ) {
+ nAllocated++;
+ if (level > 0) {
+ left = new C( level - 1 );
+ right = new C( level - 1 );}
+ else {
+ left = right = 0;}}
+ ~C() {
+ this->A::Test( level );
+ nFreed++;
+ my_assert( level == 0 ?
+ left == 0 && right == 0 :
+ level == left->level + 1 && level == right->level + 1 );
+ left = right = 0;
+ level = -123456;}
+ static void Test() {
+ my_assert( nFreed <= nAllocated && nFreed >= .8 * nAllocated );}
+
+ static int nFreed;
+ static int nAllocated;
+ int level;
+ C* left;
+ C* right;};
+
+int C::nFreed = 0;
+int C::nAllocated = 0;
+
+
+class D: public gc {public:
+ /* A collectable class with a static member function to be used as
+ an explicit clean-up function supplied to ::new. */
+
+ D( int iArg ): i( iArg ) {
+ nAllocated++;}
+ static void CleanUp( void* obj, void* data ) {
+ D* self = (D*) obj;
+ nFreed++;
+ my_assert( self->i == (int) (long) data );}
+ static void Test() {
+ my_assert( nFreed >= .8 * nAllocated );}
+
+ int i;
+ static int nFreed;
+ static int nAllocated;};
+
+int D::nFreed = 0;
+int D::nAllocated = 0;
+
+
+class E: public gc_cleanup {public:
+ /* A collectable class with clean-up for use by F. */
+
+ E() {
+ nAllocated++;}
+ ~E() {
+ nFreed++;}
+
+ static int nFreed;
+ static int nAllocated;};
+
+int E::nFreed = 0;
+int E::nAllocated = 0;
+
+
+class F: public E {public:
+ /* A collectable class with clean-up, a base with clean-up, and a
+ member with clean-up. */
+
+ F() {
+ nAllocated++;}
+ ~F() {
+ nFreed++;}
+ static void Test() {
+ my_assert( nFreed >= .8 * nAllocated );
+ my_assert( 2 * nFreed == E::nFreed );}
+
+ E e;
+ static int nFreed;
+ static int nAllocated;};
+
+int F::nFreed = 0;
+int F::nAllocated = 0;
+
+
+long Disguise( void* p ) {
+ return ~ (long) p;}
+
+void* Undisguise( long i ) {
+ return (void*) ~ i;}
+
+
+#ifdef MSWIN32
+int APIENTRY WinMain(
+ HINSTANCE instance, HINSTANCE prev, LPSTR cmd, int cmdShow )
+{
+ int argc;
+ char* argv[ 3 ];
+
+ for (argc = 1; argc < sizeof( argv ) / sizeof( argv[ 0 ] ); argc++) {
+ argv[ argc ] = strtok( argc == 1 ? cmd : 0, " \t" );
+ if (0 == argv[ argc ]) break;}
+
+#else
+# ifdef MACOS
+ int main() {
+# else
+ int main( int argc, char* argv[] ) {
+# endif
+#endif
+
+ GC_INIT();
+
+# if defined(MACOS) // MacOS
+ char* argv_[] = {"test_cpp", "10"}; // doesn't
+ argv = argv_; // have a
+ argc = sizeof(argv_)/sizeof(argv_[0]); // commandline
+# endif
+ int i, iters, n;
+# ifdef USE_STD_ALLOCATOR
+ int *x = gc_allocator<int>().allocate(1);
+ int **xptr = traceable_allocator<int *>().allocate(1);
+# else
+# ifdef __GNUC__
+ int *x = (int *)gc_alloc::allocate(sizeof(int));
+# else
+ int *x = (int *)alloc::allocate(sizeof(int));
+# endif
+# endif
+ *x = 29;
+# ifdef USE_STD_ALLOCATOR
+ *xptr = x;
+ x = 0;
+# endif
+ if (argc != 2 || (0 >= (n = atoi( argv[ 1 ] )))) {
+ GC_printf0( "usage: test_cpp number-of-iterations\nAssuming 10 iters\n" );
+ n = 10;}
+
+ for (iters = 1; iters <= n; iters++) {
+ GC_printf1( "Starting iteration %d\n", iters );
+
+ /* Allocate some uncollectable As and disguise their pointers.
+ Later we'll check to see if the objects are still there. We're
+ checking to make sure these objects really are uncollectable. */
+ long as[ 1000 ];
+ long bs[ 1000 ];
+ for (i = 0; i < 1000; i++) {
+ as[ i ] = Disguise( new (NoGC) A( i ) );
+ bs[ i ] = Disguise( new (NoGC) B( i ) );}
+
+ /* Allocate a fair number of finalizable Cs, Ds, and Fs.
+ Later we'll check to make sure they've gone away. */
+ for (i = 0; i < 1000; i++) {
+ C* c = new C( 2 );
+ C c1( 2 ); /* stack allocation should work too */
+ D* d = ::new (USE_GC, D::CleanUp, (void*)(long)i) D( i );
+ F* f = new F;
+ if (0 == i % 10) delete c;}
+
+ /* Allocate a very large number of collectable As and Bs and
+ drop the references to them immediately, forcing many
+ collections. */
+ for (i = 0; i < 1000000; i++) {
+ A* a = new (USE_GC) A( i );
+ B* b = new B( i );
+ b = new (USE_GC) B( i );
+ if (0 == i % 10) {
+ B::Deleting( 1 );
+ delete b;
+ B::Deleting( 0 );}
+# ifdef FINALIZE_ON_DEMAND
+ GC_invoke_finalizers();
+# endif
+ }
+
+ /* Make sure the uncollectable As and Bs are still there. */
+ for (i = 0; i < 1000; i++) {
+ A* a = (A*) Undisguise( as[ i ] );
+ B* b = (B*) Undisguise( bs[ i ] );
+ a->Test( i );
+ delete a;
+ b->Test( i );
+ B::Deleting( 1 );
+ delete b;
+ B::Deleting( 0 );
+# ifdef FINALIZE_ON_DEMAND
+ GC_invoke_finalizers();
+# endif
+
+ }
+
+ /* Make sure most of the finalizable Cs, Ds, and Fs have
+ gone away. */
+ C::Test();
+ D::Test();
+ F::Test();}
+
+# ifdef USE_STD_ALLOCATOR
+ x = *xptr;
+# endif
+ my_assert (29 == x[0]);
+ GC_printf0( "The test appears to have succeeded.\n" );
+ return( 0 );}
+
+
Added: llvm-gcc-4.2/trunk/boehm-gc/tests/thread_leak_test.c
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/boehm-gc/tests/thread_leak_test.c?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/boehm-gc/tests/thread_leak_test.c (added)
+++ llvm-gcc-4.2/trunk/boehm-gc/tests/thread_leak_test.c Thu Nov 8 16:56:19 2007
@@ -0,0 +1,40 @@
+#define GC_LINUX_THREADS
+#include "leak_detector.h"
+#include <pthread.h>
+#include <stdio.h>
+
+void * test(void * arg) {
+ int *p[10];
+ int i;
+ GC_find_leak = 1; /* for new collect versions not compiled */
+ /* with -DFIND_LEAK. */
+ for (i = 0; i < 10; ++i) {
+ p[i] = malloc(sizeof(int)+i);
+ }
+ CHECK_LEAKS();
+ for (i = 1; i < 10; ++i) {
+ free(p[i]);
+ }
+}
+
+#define NTHREADS 5
+
+main() {
+ int i;
+ pthread_t t[NTHREADS];
+ int code;
+
+ for (i = 0; i < NTHREADS; ++i) {
+ if ((code = pthread_create(t + i, 0, test, 0)) != 0) {
+ printf("Thread creation failed %d\n", code);
+ }
+ }
+ for (i = 0; i < NTHREADS; ++i) {
+ if ((code = pthread_join(t[i], 0)) != 0) {
+ printf("Thread join failed %lu\n", code);
+ }
+ }
+ CHECK_LEAKS();
+ CHECK_LEAKS();
+ CHECK_LEAKS();
+}
Added: llvm-gcc-4.2/trunk/boehm-gc/tests/trace_test.c
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/boehm-gc/tests/trace_test.c?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/boehm-gc/tests/trace_test.c (added)
+++ llvm-gcc-4.2/trunk/boehm-gc/tests/trace_test.c Thu Nov 8 16:56:19 2007
@@ -0,0 +1,29 @@
+#include <stdio.h>
+#define GC_DEBUG
+#include "gc.h"
+
+struct treenode {
+ struct treenode *x;
+ struct treenode *y;
+} * root[10];
+
+struct treenode * mktree(int i) {
+ struct treenode * r = GC_MALLOC(sizeof(struct treenode));
+ if (0 == i) return 0;
+ if (1 == i) r = GC_MALLOC_ATOMIC(sizeof(struct treenode));
+ r -> x = mktree(i-1);
+ r -> y = mktree(i-1);
+ return r;
+}
+
+main()
+{
+ int i;
+ for (i = 0; i < 10; ++i) {
+ root[i] = mktree(12);
+ }
+ GC_generate_random_backtrace();
+ GC_generate_random_backtrace();
+ GC_generate_random_backtrace();
+ GC_generate_random_backtrace();
+}
Added: llvm-gcc-4.2/trunk/boehm-gc/threadlibs.c
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/boehm-gc/threadlibs.c?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/boehm-gc/threadlibs.c (added)
+++ llvm-gcc-4.2/trunk/boehm-gc/threadlibs.c Thu Nov 8 16:56:19 2007
@@ -0,0 +1,44 @@
+# include "gc_config_macros.h"
+# include "private/gcconfig.h"
+# include <stdio.h>
+
+int main()
+{
+# if defined(GC_USE_LD_WRAP)
+ printf("-Wl,--wrap -Wl,dlopen "
+ "-Wl,--wrap -Wl,pthread_create -Wl,--wrap -Wl,pthread_join "
+ "-Wl,--wrap -Wl,pthread_detach "
+ "-Wl,--wrap -Wl,pthread_sigmask -Wl,--wrap -Wl,sleep\n");
+# endif
+# if defined(GC_LINUX_THREADS) || defined(GC_IRIX_THREADS) \
+ || defined(GC_SOLARIS_PTHREADS) \
+ || defined(GC_DARWIN_THREADS) || defined(GC_AIX_THREADS)
+ printf("-lpthread\n");
+# endif
+# if defined(GC_FREEBSD_THREADS)
+# if (__FREEBSD_version >= 500000)
+ printf("-lpthread\n");
+# else
+ printf("-pthread\n");
+# endif
+# endif
+# if defined(GC_HPUX_THREADS) || defined(GC_OSF1_THREADS)
+ printf("-lpthread -lrt\n");
+# endif
+# if defined(GC_SOLARIS_THREADS) && !defined(GC_SOLARIS_PTHREADS)
+ printf("-lthread -ldl\n");
+# endif
+# if defined(GC_WIN32_THREADS) && defined(CYGWIN32)
+ printf("-lpthread\n");
+# endif
+# if defined(GC_OSF1_THREADS)
+ printf("-pthread -lrt"); /* DOB: must be -pthread, not -lpthread */
+# endif
+ /* You need GCC 3.0.3 to build this one! */
+ /* DG/UX native gcc doesnt know what "-pthread" is */
+# if defined(GC_DGUX386_THREADS)
+ printf("-ldl -pthread\n");
+# endif
+ return 0;
+}
+
Added: llvm-gcc-4.2/trunk/boehm-gc/typd_mlc.c
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/boehm-gc/typd_mlc.c?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/boehm-gc/typd_mlc.c (added)
+++ llvm-gcc-4.2/trunk/boehm-gc/typd_mlc.c Thu Nov 8 16:56:19 2007
@@ -0,0 +1,809 @@
+/*
+ * Copyright (c) 1991-1994 by Xerox Corporation. All rights reserved.
+ * opyright (c) 1999-2000 by Hewlett-Packard Company. All rights reserved.
+ *
+ * THIS MATERIAL IS PROVIDED AS IS, WITH ABSOLUTELY NO WARRANTY EXPRESSED
+ * OR IMPLIED. ANY USE IS AT YOUR OWN RISK.
+ *
+ * Permission is hereby granted to use or copy this program
+ * for any purpose, provided the above notices are retained on all copies.
+ * Permission to modify the code and to distribute modified code is granted,
+ * provided the above notices are retained, and a notice that the code was
+ * modified is included with the above copyright notice.
+ *
+ */
+
+
+/*
+ * Some simple primitives for allocation with explicit type information.
+ * Simple objects are allocated such that they contain a GC_descr at the
+ * end (in the last allocated word). This descriptor may be a procedure
+ * which then examines an extended descriptor passed as its environment.
+ *
+ * Arrays are treated as simple objects if they have sufficiently simple
+ * structure. Otherwise they are allocated from an array kind that supplies
+ * a special mark procedure. These arrays contain a pointer to a
+ * complex_descriptor as their last word.
+ * This is done because the environment field is too small, and the collector
+ * must trace the complex_descriptor.
+ *
+ * Note that descriptors inside objects may appear cleared, if we encounter a
+ * false refrence to an object on a free list. In the GC_descr case, this
+ * is OK, since a 0 descriptor corresponds to examining no fields.
+ * In the complex_descriptor case, we explicitly check for that case.
+ *
+ * MAJOR PARTS OF THIS CODE HAVE NOT BEEN TESTED AT ALL and are not testable,
+ * since they are not accessible through the current interface.
+ */
+
+#include "private/gc_pmark.h"
+#include "gc_typed.h"
+
+# define TYPD_EXTRA_BYTES (sizeof(word) - EXTRA_BYTES)
+
+GC_bool GC_explicit_typing_initialized = FALSE;
+
+int GC_explicit_kind; /* Object kind for objects with indirect */
+ /* (possibly extended) descriptors. */
+
+int GC_array_kind; /* Object kind for objects with complex */
+ /* descriptors and GC_array_mark_proc. */
+
+/* Extended descriptors. GC_typed_mark_proc understands these. */
+/* These are used for simple objects that are larger than what */
+/* can be described by a BITMAP_BITS sized bitmap. */
+typedef struct {
+ word ed_bitmap; /* lsb corresponds to first word. */
+ GC_bool ed_continued; /* next entry is continuation. */
+} ext_descr;
+
+/* Array descriptors. GC_array_mark_proc understands these. */
+/* We may eventually need to add provisions for headers and */
+/* trailers. Hence we provide for tree structured descriptors, */
+/* though we don't really use them currently. */
+typedef union ComplexDescriptor {
+ struct LeafDescriptor { /* Describes simple array */
+ word ld_tag;
+# define LEAF_TAG 1
+ word ld_size; /* bytes per element */
+ /* multiple of ALIGNMENT */
+ word ld_nelements; /* Number of elements. */
+ GC_descr ld_descriptor; /* A simple length, bitmap, */
+ /* or procedure descriptor. */
+ } ld;
+ struct ComplexArrayDescriptor {
+ word ad_tag;
+# define ARRAY_TAG 2
+ word ad_nelements;
+ union ComplexDescriptor * ad_element_descr;
+ } ad;
+ struct SequenceDescriptor {
+ word sd_tag;
+# define SEQUENCE_TAG 3
+ union ComplexDescriptor * sd_first;
+ union ComplexDescriptor * sd_second;
+ } sd;
+} complex_descriptor;
+#define TAG ld.ld_tag
+
+ext_descr * GC_ext_descriptors; /* Points to array of extended */
+ /* descriptors. */
+
+word GC_ed_size = 0; /* Current size of above arrays. */
+# define ED_INITIAL_SIZE 100;
+
+word GC_avail_descr = 0; /* Next available slot. */
+
+int GC_typed_mark_proc_index; /* Indices of my mark */
+int GC_array_mark_proc_index; /* procedures. */
+
+/* Add a multiword bitmap to GC_ext_descriptors arrays. Return */
+/* starting index. */
+/* Returns -1 on failure. */
+/* Caller does not hold allocation lock. */
+signed_word GC_add_ext_descriptor(bm, nbits)
+GC_bitmap bm;
+word nbits;
+{
+ register size_t nwords = divWORDSZ(nbits + WORDSZ-1);
+ register signed_word result;
+ register word i;
+ register word last_part;
+ register int extra_bits;
+ DCL_LOCK_STATE;
+
+ DISABLE_SIGNALS();
+ LOCK();
+ while (GC_avail_descr + nwords >= GC_ed_size) {
+ ext_descr * new;
+ size_t new_size;
+ word ed_size = GC_ed_size;
+
+ UNLOCK();
+ ENABLE_SIGNALS();
+ if (ed_size == 0) {
+ new_size = ED_INITIAL_SIZE;
+ } else {
+ new_size = 2 * ed_size;
+ if (new_size > MAX_ENV) return(-1);
+ }
+ new = (ext_descr *) GC_malloc_atomic(new_size * sizeof(ext_descr));
+ if (new == 0) return(-1);
+ DISABLE_SIGNALS();
+ LOCK();
+ if (ed_size == GC_ed_size) {
+ if (GC_avail_descr != 0) {
+ BCOPY(GC_ext_descriptors, new,
+ GC_avail_descr * sizeof(ext_descr));
+ }
+ GC_ed_size = new_size;
+ GC_ext_descriptors = new;
+ } /* else another thread already resized it in the meantime */
+ }
+ result = GC_avail_descr;
+ for (i = 0; i < nwords-1; i++) {
+ GC_ext_descriptors[result + i].ed_bitmap = bm[i];
+ GC_ext_descriptors[result + i].ed_continued = TRUE;
+ }
+ last_part = bm[i];
+ /* Clear irrelevant bits. */
+ extra_bits = nwords * WORDSZ - nbits;
+ last_part <<= extra_bits;
+ last_part >>= extra_bits;
+ GC_ext_descriptors[result + i].ed_bitmap = last_part;
+ GC_ext_descriptors[result + i].ed_continued = FALSE;
+ GC_avail_descr += nwords;
+ UNLOCK();
+ ENABLE_SIGNALS();
+ return(result);
+}
+
+/* Table of bitmap descriptors for n word long all pointer objects. */
+GC_descr GC_bm_table[WORDSZ/2];
+
+/* Return a descriptor for the concatenation of 2 nwords long objects, */
+/* each of which is described by descriptor. */
+/* The result is known to be short enough to fit into a bitmap */
+/* descriptor. */
+/* Descriptor is a GC_DS_LENGTH or GC_DS_BITMAP descriptor. */
+GC_descr GC_double_descr(descriptor, nwords)
+register GC_descr descriptor;
+register word nwords;
+{
+ if ((descriptor & GC_DS_TAGS) == GC_DS_LENGTH) {
+ descriptor = GC_bm_table[BYTES_TO_WORDS((word)descriptor)];
+ };
+ descriptor |= (descriptor & ~GC_DS_TAGS) >> nwords;
+ return(descriptor);
+}
+
+complex_descriptor * GC_make_sequence_descriptor();
+
+/* Build a descriptor for an array with nelements elements, */
+/* each of which can be described by a simple descriptor. */
+/* We try to optimize some common cases. */
+/* If the result is COMPLEX, then a complex_descr* is returned */
+/* in *complex_d. */
+/* If the result is LEAF, then we built a LeafDescriptor in */
+/* the structure pointed to by leaf. */
+/* The tag in the leaf structure is not set. */
+/* If the result is SIMPLE, then a GC_descr */
+/* is returned in *simple_d. */
+/* If the result is NO_MEM, then */
+/* we failed to allocate the descriptor. */
+/* The implementation knows that GC_DS_LENGTH is 0. */
+/* *leaf, *complex_d, and *simple_d may be used as temporaries */
+/* during the construction. */
+# define COMPLEX 2
+# define LEAF 1
+# define SIMPLE 0
+# define NO_MEM (-1)
+int GC_make_array_descriptor(nelements, size, descriptor,
+ simple_d, complex_d, leaf)
+word size;
+word nelements;
+GC_descr descriptor;
+GC_descr *simple_d;
+complex_descriptor **complex_d;
+struct LeafDescriptor * leaf;
+{
+# define OPT_THRESHOLD 50
+ /* For larger arrays, we try to combine descriptors of adjacent */
+ /* descriptors to speed up marking, and to reduce the amount */
+ /* of space needed on the mark stack. */
+ if ((descriptor & GC_DS_TAGS) == GC_DS_LENGTH) {
+ if ((word)descriptor == size) {
+ *simple_d = nelements * descriptor;
+ return(SIMPLE);
+ } else if ((word)descriptor == 0) {
+ *simple_d = (GC_descr)0;
+ return(SIMPLE);
+ }
+ }
+ if (nelements <= OPT_THRESHOLD) {
+ if (nelements <= 1) {
+ if (nelements == 1) {
+ *simple_d = descriptor;
+ return(SIMPLE);
+ } else {
+ *simple_d = (GC_descr)0;
+ return(SIMPLE);
+ }
+ }
+ } else if (size <= BITMAP_BITS/2
+ && (descriptor & GC_DS_TAGS) != GC_DS_PROC
+ && (size & (sizeof(word)-1)) == 0) {
+ int result =
+ GC_make_array_descriptor(nelements/2, 2*size,
+ GC_double_descr(descriptor,
+ BYTES_TO_WORDS(size)),
+ simple_d, complex_d, leaf);
+ if ((nelements & 1) == 0) {
+ return(result);
+ } else {
+ struct LeafDescriptor * one_element =
+ (struct LeafDescriptor *)
+ GC_malloc_atomic(sizeof(struct LeafDescriptor));
+
+ if (result == NO_MEM || one_element == 0) return(NO_MEM);
+ one_element -> ld_tag = LEAF_TAG;
+ one_element -> ld_size = size;
+ one_element -> ld_nelements = 1;
+ one_element -> ld_descriptor = descriptor;
+ switch(result) {
+ case SIMPLE:
+ {
+ struct LeafDescriptor * beginning =
+ (struct LeafDescriptor *)
+ GC_malloc_atomic(sizeof(struct LeafDescriptor));
+ if (beginning == 0) return(NO_MEM);
+ beginning -> ld_tag = LEAF_TAG;
+ beginning -> ld_size = size;
+ beginning -> ld_nelements = 1;
+ beginning -> ld_descriptor = *simple_d;
+ *complex_d = GC_make_sequence_descriptor(
+ (complex_descriptor *)beginning,
+ (complex_descriptor *)one_element);
+ break;
+ }
+ case LEAF:
+ {
+ struct LeafDescriptor * beginning =
+ (struct LeafDescriptor *)
+ GC_malloc_atomic(sizeof(struct LeafDescriptor));
+ if (beginning == 0) return(NO_MEM);
+ beginning -> ld_tag = LEAF_TAG;
+ beginning -> ld_size = leaf -> ld_size;
+ beginning -> ld_nelements = leaf -> ld_nelements;
+ beginning -> ld_descriptor = leaf -> ld_descriptor;
+ *complex_d = GC_make_sequence_descriptor(
+ (complex_descriptor *)beginning,
+ (complex_descriptor *)one_element);
+ break;
+ }
+ case COMPLEX:
+ *complex_d = GC_make_sequence_descriptor(
+ *complex_d,
+ (complex_descriptor *)one_element);
+ break;
+ }
+ return(COMPLEX);
+ }
+ }
+ {
+ leaf -> ld_size = size;
+ leaf -> ld_nelements = nelements;
+ leaf -> ld_descriptor = descriptor;
+ return(LEAF);
+ }
+}
+
+complex_descriptor * GC_make_sequence_descriptor(first, second)
+complex_descriptor * first;
+complex_descriptor * second;
+{
+ struct SequenceDescriptor * result =
+ (struct SequenceDescriptor *)
+ GC_malloc(sizeof(struct SequenceDescriptor));
+ /* Can't result in overly conservative marking, since tags are */
+ /* very small integers. Probably faster than maintaining type */
+ /* info. */
+ if (result != 0) {
+ result -> sd_tag = SEQUENCE_TAG;
+ result -> sd_first = first;
+ result -> sd_second = second;
+ }
+ return((complex_descriptor *)result);
+}
+
+#ifdef UNDEFINED
+complex_descriptor * GC_make_complex_array_descriptor(nelements, descr)
+word nelements;
+complex_descriptor * descr;
+{
+ struct ComplexArrayDescriptor * result =
+ (struct ComplexArrayDescriptor *)
+ GC_malloc(sizeof(struct ComplexArrayDescriptor));
+
+ if (result != 0) {
+ result -> ad_tag = ARRAY_TAG;
+ result -> ad_nelements = nelements;
+ result -> ad_element_descr = descr;
+ }
+ return((complex_descriptor *)result);
+}
+#endif
+
+ptr_t * GC_eobjfreelist;
+
+ptr_t * GC_arobjfreelist;
+
+mse * GC_typed_mark_proc GC_PROTO((register word * addr,
+ register mse * mark_stack_ptr,
+ mse * mark_stack_limit,
+ word env));
+
+mse * GC_array_mark_proc GC_PROTO((register word * addr,
+ register mse * mark_stack_ptr,
+ mse * mark_stack_limit,
+ word env));
+
+/* Caller does not hold allocation lock. */
+void GC_init_explicit_typing()
+{
+ register int i;
+ DCL_LOCK_STATE;
+
+
+# ifdef PRINTSTATS
+ if (sizeof(struct LeafDescriptor) % sizeof(word) != 0)
+ ABORT("Bad leaf descriptor size");
+# endif
+ DISABLE_SIGNALS();
+ LOCK();
+ if (GC_explicit_typing_initialized) {
+ UNLOCK();
+ ENABLE_SIGNALS();
+ return;
+ }
+ GC_explicit_typing_initialized = TRUE;
+ /* Set up object kind with simple indirect descriptor. */
+ GC_eobjfreelist = (ptr_t *)GC_new_free_list_inner();
+ GC_explicit_kind = GC_new_kind_inner(
+ (void **)GC_eobjfreelist,
+ (((word)WORDS_TO_BYTES(-1)) | GC_DS_PER_OBJECT),
+ TRUE, TRUE);
+ /* Descriptors are in the last word of the object. */
+ GC_typed_mark_proc_index = GC_new_proc_inner(GC_typed_mark_proc);
+ /* Set up object kind with array descriptor. */
+ GC_arobjfreelist = (ptr_t *)GC_new_free_list_inner();
+ GC_array_mark_proc_index = GC_new_proc_inner(GC_array_mark_proc);
+ GC_array_kind = GC_new_kind_inner(
+ (void **)GC_arobjfreelist,
+ GC_MAKE_PROC(GC_array_mark_proc_index, 0),
+ FALSE, TRUE);
+ for (i = 0; i < WORDSZ/2; i++) {
+ GC_descr d = (((word)(-1)) >> (WORDSZ - i)) << (WORDSZ - i);
+ d |= GC_DS_BITMAP;
+ GC_bm_table[i] = d;
+ }
+ UNLOCK();
+ ENABLE_SIGNALS();
+}
+
+# if defined(__STDC__) || defined(__cplusplus)
+ mse * GC_typed_mark_proc(register word * addr,
+ register mse * mark_stack_ptr,
+ mse * mark_stack_limit,
+ word env)
+# else
+ mse * GC_typed_mark_proc(addr, mark_stack_ptr, mark_stack_limit, env)
+ register word * addr;
+ register mse * mark_stack_ptr;
+ mse * mark_stack_limit;
+ word env;
+# endif
+{
+ register word bm = GC_ext_descriptors[env].ed_bitmap;
+ register word * current_p = addr;
+ register word current;
+ register ptr_t greatest_ha = GC_greatest_plausible_heap_addr;
+ register ptr_t least_ha = GC_least_plausible_heap_addr;
+
+ for (; bm != 0; bm >>= 1, current_p++) {
+ if (bm & 1) {
+ current = *current_p;
+ FIXUP_POINTER(current);
+ if ((ptr_t)current >= least_ha && (ptr_t)current <= greatest_ha) {
+ PUSH_CONTENTS((ptr_t)current, mark_stack_ptr,
+ mark_stack_limit, current_p, exit1);
+ }
+ }
+ }
+ if (GC_ext_descriptors[env].ed_continued) {
+ /* Push an entry with the rest of the descriptor back onto the */
+ /* stack. Thus we never do too much work at once. Note that */
+ /* we also can't overflow the mark stack unless we actually */
+ /* mark something. */
+ mark_stack_ptr++;
+ if (mark_stack_ptr >= mark_stack_limit) {
+ mark_stack_ptr = GC_signal_mark_stack_overflow(mark_stack_ptr);
+ }
+ mark_stack_ptr -> mse_start = addr + WORDSZ;
+ mark_stack_ptr -> mse_descr =
+ GC_MAKE_PROC(GC_typed_mark_proc_index, env+1);
+ }
+ return(mark_stack_ptr);
+}
+
+/* Return the size of the object described by d. It would be faster to */
+/* store this directly, or to compute it as part of */
+/* GC_push_complex_descriptor, but hopefully it doesn't matter. */
+word GC_descr_obj_size(d)
+register complex_descriptor *d;
+{
+ switch(d -> TAG) {
+ case LEAF_TAG:
+ return(d -> ld.ld_nelements * d -> ld.ld_size);
+ case ARRAY_TAG:
+ return(d -> ad.ad_nelements
+ * GC_descr_obj_size(d -> ad.ad_element_descr));
+ case SEQUENCE_TAG:
+ return(GC_descr_obj_size(d -> sd.sd_first)
+ + GC_descr_obj_size(d -> sd.sd_second));
+ default:
+ ABORT("Bad complex descriptor");
+ /*NOTREACHED*/ return 0; /*NOTREACHED*/
+ }
+}
+
+/* Push descriptors for the object at addr with complex descriptor d */
+/* onto the mark stack. Return 0 if the mark stack overflowed. */
+mse * GC_push_complex_descriptor(addr, d, msp, msl)
+word * addr;
+register complex_descriptor *d;
+register mse * msp;
+mse * msl;
+{
+ register ptr_t current = (ptr_t) addr;
+ register word nelements;
+ register word sz;
+ register word i;
+
+ switch(d -> TAG) {
+ case LEAF_TAG:
+ {
+ register GC_descr descr = d -> ld.ld_descriptor;
+
+ nelements = d -> ld.ld_nelements;
+ if (msl - msp <= (ptrdiff_t)nelements) return(0);
+ sz = d -> ld.ld_size;
+ for (i = 0; i < nelements; i++) {
+ msp++;
+ msp -> mse_start = (word *)current;
+ msp -> mse_descr = descr;
+ current += sz;
+ }
+ return(msp);
+ }
+ case ARRAY_TAG:
+ {
+ register complex_descriptor *descr = d -> ad.ad_element_descr;
+
+ nelements = d -> ad.ad_nelements;
+ sz = GC_descr_obj_size(descr);
+ for (i = 0; i < nelements; i++) {
+ msp = GC_push_complex_descriptor((word *)current, descr,
+ msp, msl);
+ if (msp == 0) return(0);
+ current += sz;
+ }
+ return(msp);
+ }
+ case SEQUENCE_TAG:
+ {
+ sz = GC_descr_obj_size(d -> sd.sd_first);
+ msp = GC_push_complex_descriptor((word *)current, d -> sd.sd_first,
+ msp, msl);
+ if (msp == 0) return(0);
+ current += sz;
+ msp = GC_push_complex_descriptor((word *)current, d -> sd.sd_second,
+ msp, msl);
+ return(msp);
+ }
+ default:
+ ABORT("Bad complex descriptor");
+ /*NOTREACHED*/ return 0; /*NOTREACHED*/
+ }
+}
+
+/*ARGSUSED*/
+# if defined(__STDC__) || defined(__cplusplus)
+ mse * GC_array_mark_proc(register word * addr,
+ register mse * mark_stack_ptr,
+ mse * mark_stack_limit,
+ word env)
+# else
+ mse * GC_array_mark_proc(addr, mark_stack_ptr, mark_stack_limit, env)
+ register word * addr;
+ register mse * mark_stack_ptr;
+ mse * mark_stack_limit;
+ word env;
+# endif
+{
+ register hdr * hhdr = HDR(addr);
+ register word sz = hhdr -> hb_sz;
+ register complex_descriptor * descr = (complex_descriptor *)(addr[sz-1]);
+ mse * orig_mark_stack_ptr = mark_stack_ptr;
+ mse * new_mark_stack_ptr;
+
+ if (descr == 0) {
+ /* Found a reference to a free list entry. Ignore it. */
+ return(orig_mark_stack_ptr);
+ }
+ /* In use counts were already updated when array descriptor was */
+ /* pushed. Here we only replace it by subobject descriptors, so */
+ /* no update is necessary. */
+ new_mark_stack_ptr = GC_push_complex_descriptor(addr, descr,
+ mark_stack_ptr,
+ mark_stack_limit-1);
+ if (new_mark_stack_ptr == 0) {
+ /* Doesn't fit. Conservatively push the whole array as a unit */
+ /* and request a mark stack expansion. */
+ /* This cannot cause a mark stack overflow, since it replaces */
+ /* the original array entry. */
+ GC_mark_stack_too_small = TRUE;
+ new_mark_stack_ptr = orig_mark_stack_ptr + 1;
+ new_mark_stack_ptr -> mse_start = addr;
+ new_mark_stack_ptr -> mse_descr = WORDS_TO_BYTES(sz) | GC_DS_LENGTH;
+ } else {
+ /* Push descriptor itself */
+ new_mark_stack_ptr++;
+ new_mark_stack_ptr -> mse_start = addr + sz - 1;
+ new_mark_stack_ptr -> mse_descr = sizeof(word) | GC_DS_LENGTH;
+ }
+ return(new_mark_stack_ptr);
+}
+
+#if defined(__STDC__) || defined(__cplusplus)
+ GC_descr GC_make_descriptor(GC_bitmap bm, size_t len)
+#else
+ GC_descr GC_make_descriptor(bm, len)
+ GC_bitmap bm;
+ size_t len;
+#endif
+{
+ register signed_word last_set_bit = len - 1;
+ register word result;
+ register int i;
+# define HIGH_BIT (((word)1) << (WORDSZ - 1))
+
+ if (!GC_explicit_typing_initialized) GC_init_explicit_typing();
+ while (last_set_bit >= 0 && !GC_get_bit(bm, last_set_bit)) last_set_bit --;
+ if (last_set_bit < 0) return(0 /* no pointers */);
+# if ALIGNMENT == CPP_WORDSZ/8
+ {
+ register GC_bool all_bits_set = TRUE;
+ for (i = 0; i < last_set_bit; i++) {
+ if (!GC_get_bit(bm, i)) {
+ all_bits_set = FALSE;
+ break;
+ }
+ }
+ if (all_bits_set) {
+ /* An initial section contains all pointers. Use length descriptor. */
+ return(WORDS_TO_BYTES(last_set_bit+1) | GC_DS_LENGTH);
+ }
+ }
+# endif
+ if (last_set_bit < BITMAP_BITS) {
+ /* Hopefully the common case. */
+ /* Build bitmap descriptor (with bits reversed) */
+ result = HIGH_BIT;
+ for (i = last_set_bit - 1; i >= 0; i--) {
+ result >>= 1;
+ if (GC_get_bit(bm, i)) result |= HIGH_BIT;
+ }
+ result |= GC_DS_BITMAP;
+ return(result);
+ } else {
+ signed_word index;
+
+ index = GC_add_ext_descriptor(bm, (word)last_set_bit+1);
+ if (index == -1) return(WORDS_TO_BYTES(last_set_bit+1) | GC_DS_LENGTH);
+ /* Out of memory: use conservative */
+ /* approximation. */
+ result = GC_MAKE_PROC(GC_typed_mark_proc_index, (word)index);
+ return(result);
+ }
+}
+
+ptr_t GC_clear_stack();
+
+#define GENERAL_MALLOC(lb,k) \
+ (GC_PTR)GC_clear_stack(GC_generic_malloc((word)lb, k))
+
+#define GENERAL_MALLOC_IOP(lb,k) \
+ (GC_PTR)GC_clear_stack(GC_generic_malloc_ignore_off_page(lb, k))
+
+#if defined(__STDC__) || defined(__cplusplus)
+ void * GC_malloc_explicitly_typed(size_t lb, GC_descr d)
+#else
+ char * GC_malloc_explicitly_typed(lb, d)
+ size_t lb;
+ GC_descr d;
+#endif
+{
+register ptr_t op;
+register ptr_t * opp;
+register word lw;
+DCL_LOCK_STATE;
+
+ lb += TYPD_EXTRA_BYTES;
+ if( SMALL_OBJ(lb) ) {
+# ifdef MERGE_SIZES
+ lw = GC_size_map[lb];
+# else
+ lw = ALIGNED_WORDS(lb);
+# endif
+ opp = &(GC_eobjfreelist[lw]);
+ FASTLOCK();
+ if( !FASTLOCK_SUCCEEDED() || (op = *opp) == 0 ) {
+ FASTUNLOCK();
+ op = (ptr_t)GENERAL_MALLOC((word)lb, GC_explicit_kind);
+ if (0 == op) return 0;
+# ifdef MERGE_SIZES
+ lw = GC_size_map[lb]; /* May have been uninitialized. */
+# endif
+ } else {
+ *opp = obj_link(op);
+ obj_link(op) = 0;
+ GC_words_allocd += lw;
+ FASTUNLOCK();
+ }
+ } else {
+ op = (ptr_t)GENERAL_MALLOC((word)lb, GC_explicit_kind);
+ if (op != NULL)
+ lw = BYTES_TO_WORDS(GC_size(op));
+ }
+ if (op != NULL)
+ ((word *)op)[lw - 1] = d;
+ return((GC_PTR) op);
+}
+
+#if defined(__STDC__) || defined(__cplusplus)
+ void * GC_malloc_explicitly_typed_ignore_off_page(size_t lb, GC_descr d)
+#else
+ char * GC_malloc_explicitly_typed_ignore_off_page(lb, d)
+ size_t lb;
+ GC_descr d;
+#endif
+{
+register ptr_t op;
+register ptr_t * opp;
+register word lw;
+DCL_LOCK_STATE;
+
+ lb += TYPD_EXTRA_BYTES;
+ if( SMALL_OBJ(lb) ) {
+# ifdef MERGE_SIZES
+ lw = GC_size_map[lb];
+# else
+ lw = ALIGNED_WORDS(lb);
+# endif
+ opp = &(GC_eobjfreelist[lw]);
+ FASTLOCK();
+ if( !FASTLOCK_SUCCEEDED() || (op = *opp) == 0 ) {
+ FASTUNLOCK();
+ op = (ptr_t)GENERAL_MALLOC_IOP(lb, GC_explicit_kind);
+# ifdef MERGE_SIZES
+ lw = GC_size_map[lb]; /* May have been uninitialized. */
+# endif
+ } else {
+ *opp = obj_link(op);
+ obj_link(op) = 0;
+ GC_words_allocd += lw;
+ FASTUNLOCK();
+ }
+ } else {
+ op = (ptr_t)GENERAL_MALLOC_IOP(lb, GC_explicit_kind);
+ if (op != NULL)
+ lw = BYTES_TO_WORDS(GC_size(op));
+ }
+ if (op != NULL)
+ ((word *)op)[lw - 1] = d;
+ return((GC_PTR) op);
+}
+
+#if defined(__STDC__) || defined(__cplusplus)
+ void * GC_calloc_explicitly_typed(size_t n,
+ size_t lb,
+ GC_descr d)
+#else
+ char * GC_calloc_explicitly_typed(n, lb, d)
+ size_t n;
+ size_t lb;
+ GC_descr d;
+#endif
+{
+register ptr_t op;
+register ptr_t * opp;
+register word lw;
+GC_descr simple_descr;
+complex_descriptor *complex_descr;
+register int descr_type;
+struct LeafDescriptor leaf;
+DCL_LOCK_STATE;
+
+ descr_type = GC_make_array_descriptor((word)n, (word)lb, d,
+ &simple_descr, &complex_descr, &leaf);
+ switch(descr_type) {
+ case NO_MEM: return(0);
+ case SIMPLE: return(GC_malloc_explicitly_typed(n*lb, simple_descr));
+ case LEAF:
+ lb *= n;
+ lb += sizeof(struct LeafDescriptor) + TYPD_EXTRA_BYTES;
+ break;
+ case COMPLEX:
+ lb *= n;
+ lb += TYPD_EXTRA_BYTES;
+ break;
+ }
+ if( SMALL_OBJ(lb) ) {
+# ifdef MERGE_SIZES
+ lw = GC_size_map[lb];
+# else
+ lw = ALIGNED_WORDS(lb);
+# endif
+ opp = &(GC_arobjfreelist[lw]);
+ FASTLOCK();
+ if( !FASTLOCK_SUCCEEDED() || (op = *opp) == 0 ) {
+ FASTUNLOCK();
+ op = (ptr_t)GENERAL_MALLOC((word)lb, GC_array_kind);
+ if (0 == op) return(0);
+# ifdef MERGE_SIZES
+ lw = GC_size_map[lb]; /* May have been uninitialized. */
+# endif
+ } else {
+ *opp = obj_link(op);
+ obj_link(op) = 0;
+ GC_words_allocd += lw;
+ FASTUNLOCK();
+ }
+ } else {
+ op = (ptr_t)GENERAL_MALLOC((word)lb, GC_array_kind);
+ if (0 == op) return(0);
+ lw = BYTES_TO_WORDS(GC_size(op));
+ }
+ if (descr_type == LEAF) {
+ /* Set up the descriptor inside the object itself. */
+ VOLATILE struct LeafDescriptor * lp =
+ (struct LeafDescriptor *)
+ ((word *)op
+ + lw - (BYTES_TO_WORDS(sizeof(struct LeafDescriptor)) + 1));
+
+ lp -> ld_tag = LEAF_TAG;
+ lp -> ld_size = leaf.ld_size;
+ lp -> ld_nelements = leaf.ld_nelements;
+ lp -> ld_descriptor = leaf.ld_descriptor;
+ ((VOLATILE word *)op)[lw - 1] = (word)lp;
+ } else {
+ extern unsigned GC_finalization_failures;
+ unsigned ff = GC_finalization_failures;
+
+ ((word *)op)[lw - 1] = (word)complex_descr;
+ /* Make sure the descriptor is cleared once there is any danger */
+ /* it may have been collected. */
+ (void)
+ GC_general_register_disappearing_link((GC_PTR *)
+ ((word *)op+lw-1),
+ (GC_PTR) op);
+ if (ff != GC_finalization_failures) {
+ /* Couldn't register it due to lack of memory. Punt. */
+ /* This will probably fail too, but gives the recovery code */
+ /* a chance. */
+ return(GC_malloc(n*lb));
+ }
+ }
+ return((GC_PTR) op);
+}
Added: llvm-gcc-4.2/trunk/boehm-gc/version.h
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/boehm-gc/version.h?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/boehm-gc/version.h (added)
+++ llvm-gcc-4.2/trunk/boehm-gc/version.h Thu Nov 8 16:56:19 2007
@@ -0,0 +1,30 @@
+/* The version here should match that in configure/configure.in */
+/* Eventually this one may become unnecessary. For now we need */
+/* it to keep the old-style build process working. */
+#define GC_TMP_VERSION_MAJOR 6
+#define GC_TMP_VERSION_MINOR 6
+#define GC_TMP_ALPHA_VERSION GC_NOT_ALPHA
+
+#ifndef GC_NOT_ALPHA
+# define GC_NOT_ALPHA 0xff
+#endif
+
+#if defined(GC_VERSION_MAJOR)
+# if GC_TMP_VERSION_MAJOR != GC_VERSION_MAJOR || \
+ GC_TMP_VERSION_MINOR != GC_VERSION_MINOR || \
+ defined(GC_ALPHA_VERSION) != (GC_TMP_ALPHA_VERSION != GC_NOT_ALPHA) || \
+ defined(GC_ALPHA_VERSION) && GC_TMP_ALPHA_VERSION != GC_ALPHA_VERSION
+# error Inconsistent version info. Check README, version.h, and configure.in.
+# endif
+#else
+# define GC_VERSION_MAJOR GC_TMP_VERSION_MAJOR
+# define GC_VERSION_MINOR GC_TMP_VERSION_MINOR
+# define GC_ALPHA_VERSION GC_TMP_ALPHA_VERSION
+#endif
+
+
+#ifndef GC_NO_VERSION_VAR
+
+unsigned GC_version = ((GC_VERSION_MAJOR << 16) | (GC_VERSION_MINOR << 8) | GC_TMP_ALPHA_VERSION);
+
+#endif /* GC_NO_VERSION_VAR */
Added: llvm-gcc-4.2/trunk/boehm-gc/win32_threads.c
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/boehm-gc/win32_threads.c?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/boehm-gc/win32_threads.c (added)
+++ llvm-gcc-4.2/trunk/boehm-gc/win32_threads.c Thu Nov 8 16:56:19 2007
@@ -0,0 +1,805 @@
+#include "private/gc_priv.h"
+
+#if defined(GC_WIN32_THREADS)
+
+#include <windows.h>
+
+#ifdef CYGWIN32
+# include <errno.h>
+
+ /* Cygwin-specific forward decls */
+# undef pthread_create
+# undef pthread_sigmask
+# undef pthread_join
+# undef pthread_detach
+# undef dlopen
+
+# define DEBUG_CYGWIN_THREADS 0
+
+ void * GC_start_routine(void * arg);
+ void GC_thread_exit_proc(void *arg);
+
+#endif
+
+/* The type of the first argument to InterlockedExchange. */
+/* Documented to be LONG volatile *, but at least gcc likes */
+/* this better. */
+typedef LONG * IE_t;
+
+#ifndef MAX_THREADS
+# define MAX_THREADS 256
+ /* FIXME: */
+ /* Things may get quite slow for large numbers of threads, */
+ /* since we look them up with sequential search. */
+#endif
+
+GC_bool GC_thr_initialized = FALSE;
+
+DWORD GC_main_thread = 0;
+
+struct GC_thread_Rep {
+ LONG in_use; /* Updated without lock. */
+ /* We assert that unused */
+ /* entries have invalid ids of */
+ /* zero and zero stack fields. */
+ DWORD id;
+ HANDLE handle;
+ ptr_t stack_base; /* The cold end of the stack. */
+ /* 0 ==> entry not valid. */
+ /* !in_use ==> stack_base == 0 */
+ GC_bool suspended;
+
+# ifdef CYGWIN32
+ void *status; /* hold exit value until join in case it's a pointer */
+ pthread_t pthread_id;
+ short flags; /* Protected by GC lock. */
+# define FINISHED 1 /* Thread has exited. */
+# define DETACHED 2 /* Thread is intended to be detached. */
+# endif
+};
+
+typedef volatile struct GC_thread_Rep * GC_thread;
+
+/*
+ * We generally assume that volatile ==> memory ordering, at least among
+ * volatiles.
+ */
+
+volatile GC_bool GC_please_stop = FALSE;
+
+volatile struct GC_thread_Rep thread_table[MAX_THREADS];
+
+volatile LONG GC_max_thread_index = 0; /* Largest index in thread_table */
+ /* that was ever used. */
+
+extern LONG WINAPI GC_write_fault_handler(struct _EXCEPTION_POINTERS *exc_info);
+
+/*
+ * This may be called from DllMain, and hence operates under unusual
+ * constraints.
+ */
+static GC_thread GC_new_thread(void) {
+ int i;
+ /* It appears to be unsafe to acquire a lock here, since this */
+ /* code is apparently not preeemptible on some systems. */
+ /* (This is based on complaints, not on Microsoft's official */
+ /* documentation, which says this should perform "only simple */
+ /* initialization tasks".) */
+ /* Hence we make do with nonblocking synchronization. */
+
+ /* The following should be a noop according to the win32 */
+ /* documentation. There is empirical evidence that it */
+ /* isn't. - HB */
+# if defined(MPROTECT_VDB)
+ if (GC_incremental) SetUnhandledExceptionFilter(GC_write_fault_handler);
+# endif
+ /* cast away volatile qualifier */
+ for (i = 0; InterlockedExchange((IE_t)&thread_table[i].in_use,1) != 0; i++) {
+ /* Compare-and-swap would make this cleaner, but that's not */
+ /* supported before Windows 98 and NT 4.0. In Windows 2000, */
+ /* InterlockedExchange is supposed to be replaced by */
+ /* InterlockedExchangePointer, but that's not really what I */
+ /* want here. */
+ if (i == MAX_THREADS - 1)
+ ABORT("too many threads");
+ }
+ /* Update GC_max_thread_index if necessary. The following is safe, */
+ /* and unlike CompareExchange-based solutions seems to work on all */
+ /* Windows95 and later platforms. */
+ /* Unfortunately, GC_max_thread_index may be temporarily out of */
+ /* bounds, so readers have to compensate. */
+ while (i > GC_max_thread_index) {
+ InterlockedIncrement((IE_t)&GC_max_thread_index);
+ }
+ if (GC_max_thread_index >= MAX_THREADS) {
+ /* We overshot due to simultaneous increments. */
+ /* Setting it to MAX_THREADS-1 is always safe. */
+ GC_max_thread_index = MAX_THREADS - 1;
+ }
+
+# ifdef CYGWIN32
+ thread_table[i].pthread_id = pthread_self();
+# endif
+ if (!DuplicateHandle(GetCurrentProcess(),
+ GetCurrentThread(),
+ GetCurrentProcess(),
+ (HANDLE*)&thread_table[i].handle,
+ 0,
+ 0,
+ DUPLICATE_SAME_ACCESS)) {
+ DWORD last_error = GetLastError();
+ GC_printf1("Last error code: %lx\n", last_error);
+ ABORT("DuplicateHandle failed");
+ }
+ thread_table[i].stack_base = GC_get_stack_base();
+ /* Up until this point, GC_push_all_stacks considers this thread */
+ /* invalid. */
+ if (thread_table[i].stack_base == NULL)
+ ABORT("Failed to find stack base in GC_new_thread");
+ /* Up until this point, this entry is viewed as reserved but invalid */
+ /* by GC_delete_thread. */
+ thread_table[i].id = GetCurrentThreadId();
+ /* If this thread is being created while we are trying to stop */
+ /* the world, wait here. Hopefully this can't happen on any */
+ /* systems that don't allow us to block here. */
+ while (GC_please_stop) Sleep(20);
+ return thread_table + i;
+}
+
+/*
+ * GC_max_thread_index may temporarily be larger than MAX_THREADS.
+ * To avoid subscript errors, we check on access.
+ */
+#ifdef __GNUC__
+__inline__
+#endif
+LONG GC_get_max_thread_index()
+{
+ LONG my_max = GC_max_thread_index;
+
+ if (my_max >= MAX_THREADS) return MAX_THREADS-1;
+ return my_max;
+}
+
+/* This is intended to be lock-free, though that */
+/* assumes that the CloseHandle becomes visible before the */
+/* in_use assignment. */
+static void GC_delete_gc_thread(GC_thread thr)
+{
+ CloseHandle(thr->handle);
+ /* cast away volatile qualifier */
+ thr->stack_base = 0;
+ thr->id = 0;
+# ifdef CYGWIN32
+ thr->pthread_id = 0;
+# endif /* CYGWIN32 */
+ thr->in_use = FALSE;
+}
+
+static void GC_delete_thread(DWORD thread_id) {
+ int i;
+ LONG my_max = GC_get_max_thread_index();
+
+ for (i = 0;
+ i <= my_max &&
+ (!thread_table[i].in_use || thread_table[i].id != thread_id);
+ /* Must still be in_use, since nobody else can store our thread_id. */
+ i++) {}
+ if (i > my_max) {
+ WARN("Removing nonexistent thread %ld\n", (GC_word)thread_id);
+ } else {
+ GC_delete_gc_thread(thread_table+i);
+ }
+}
+
+
+#ifdef CYGWIN32
+
+/* Return a GC_thread corresponding to a given pthread_t. */
+/* Returns 0 if it's not there. */
+/* We assume that this is only called for pthread ids that */
+/* have not yet terminated or are still joinable. */
+static GC_thread GC_lookup_thread(pthread_t id)
+{
+ int i;
+ LONG my_max = GC_get_max_thread_index();
+
+ for (i = 0;
+ i <= my_max &&
+ (!thread_table[i].in_use || thread_table[i].pthread_id != id
+ || !thread_table[i].in_use);
+ /* Must still be in_use, since nobody else can store our thread_id. */
+ i++);
+ if (i > my_max) return 0;
+ return thread_table + i;
+}
+
+#endif /* CYGWIN32 */
+
+void GC_push_thread_structures GC_PROTO((void))
+{
+ /* Unlike the other threads implementations, the thread table here */
+ /* contains no pointers to the collectable heap. Thus we have */
+ /* no private structures we need to preserve. */
+# ifdef CYGWIN32
+ { int i; /* pthreads may keep a pointer in the thread exit value */
+ LONG my_max = GC_get_max_thread_index();
+
+ for (i = 0; i <= my_max; i++)
+ if (thread_table[i].in_use)
+ GC_push_all((ptr_t)&(thread_table[i].status),
+ (ptr_t)(&(thread_table[i].status)+1));
+ }
+# endif
+}
+
+/* Defined in misc.c */
+extern CRITICAL_SECTION GC_write_cs;
+
+void GC_stop_world()
+{
+ DWORD thread_id = GetCurrentThreadId();
+ int i;
+
+ if (!GC_thr_initialized) ABORT("GC_stop_world() called before GC_thr_init()");
+
+ GC_please_stop = TRUE;
+# ifndef CYGWIN32
+ EnterCriticalSection(&GC_write_cs);
+# endif /* !CYGWIN32 */
+ for (i = 0; i <= GC_get_max_thread_index(); i++)
+ if (thread_table[i].stack_base != 0
+ && thread_table[i].id != thread_id) {
+# ifdef MSWINCE
+ /* SuspendThread will fail if thread is running kernel code */
+ while (SuspendThread(thread_table[i].handle) == (DWORD)-1)
+ Sleep(10);
+# else
+ /* Apparently the Windows 95 GetOpenFileName call creates */
+ /* a thread that does not properly get cleaned up, and */
+ /* SuspendThread on its descriptor may provoke a crash. */
+ /* This reduces the probability of that event, though it still */
+ /* appears there's a race here. */
+ DWORD exitCode;
+ if (GetExitCodeThread(thread_table[i].handle,&exitCode) &&
+ exitCode != STILL_ACTIVE) {
+ thread_table[i].stack_base = 0; /* prevent stack from being pushed */
+# ifndef CYGWIN32
+ /* this breaks pthread_join on Cygwin, which is guaranteed to */
+ /* only see user pthreads */
+ thread_table[i].in_use = FALSE;
+ CloseHandle(thread_table[i].handle);
+# endif
+ continue;
+ }
+ if (SuspendThread(thread_table[i].handle) == (DWORD)-1)
+ ABORT("SuspendThread failed");
+# endif
+ thread_table[i].suspended = TRUE;
+ }
+# ifndef CYGWIN32
+ LeaveCriticalSection(&GC_write_cs);
+# endif /* !CYGWIN32 */
+}
+
+void GC_start_world()
+{
+ DWORD thread_id = GetCurrentThreadId();
+ int i;
+ LONG my_max = GC_get_max_thread_index();
+
+ for (i = 0; i <= my_max; i++)
+ if (thread_table[i].stack_base != 0 && thread_table[i].suspended
+ && thread_table[i].id != thread_id) {
+ if (ResumeThread(thread_table[i].handle) == (DWORD)-1)
+ ABORT("ResumeThread failed");
+ thread_table[i].suspended = FALSE;
+ }
+ GC_please_stop = FALSE;
+}
+
+# ifdef _MSC_VER
+# pragma warning(disable:4715)
+# endif
+ptr_t GC_current_stackbottom()
+{
+ DWORD thread_id = GetCurrentThreadId();
+ int i;
+ LONG my_max = GC_get_max_thread_index();
+
+ for (i = 0; i <= my_max; i++)
+ if (thread_table[i].stack_base && thread_table[i].id == thread_id)
+ return thread_table[i].stack_base;
+ ABORT("no thread table entry for current thread");
+}
+# ifdef _MSC_VER
+# pragma warning(default:4715)
+# endif
+
+# ifdef MSWINCE
+ /* The VirtualQuery calls below won't work properly on WinCE, but */
+ /* since each stack is restricted to an aligned 64K region of */
+ /* virtual memory we can just take the next lowest multiple of 64K. */
+# define GC_get_stack_min(s) \
+ ((ptr_t)(((DWORD)(s) - 1) & 0xFFFF0000))
+# else
+ static ptr_t GC_get_stack_min(ptr_t s)
+ {
+ ptr_t bottom;
+ MEMORY_BASIC_INFORMATION info;
+ VirtualQuery(s, &info, sizeof(info));
+ do {
+ bottom = info.BaseAddress;
+ VirtualQuery(bottom - 1, &info, sizeof(info));
+ } while ((info.Protect & PAGE_READWRITE)
+ && !(info.Protect & PAGE_GUARD));
+ return(bottom);
+ }
+# endif
+
+void GC_push_all_stacks()
+{
+ DWORD thread_id = GetCurrentThreadId();
+ GC_bool found_me = FALSE;
+ int i;
+ int dummy;
+ ptr_t sp, stack_min;
+ GC_thread thread;
+ LONG my_max = GC_get_max_thread_index();
+
+ for (i = 0; i <= my_max; i++) {
+ thread = thread_table + i;
+ if (thread -> in_use && thread -> stack_base) {
+ if (thread -> id == thread_id) {
+ sp = (ptr_t) &dummy;
+ found_me = TRUE;
+ } else {
+ CONTEXT context;
+ context.ContextFlags = CONTEXT_INTEGER|CONTEXT_CONTROL;
+ if (!GetThreadContext(thread_table[i].handle, &context))
+ ABORT("GetThreadContext failed");
+
+ /* Push all registers that might point into the heap. Frame */
+ /* pointer registers are included in case client code was */
+ /* compiled with the 'omit frame pointer' optimisation. */
+# define PUSH1(reg) GC_push_one((word)context.reg)
+# define PUSH2(r1,r2) PUSH1(r1), PUSH1(r2)
+# define PUSH4(r1,r2,r3,r4) PUSH2(r1,r2), PUSH2(r3,r4)
+# if defined(I386)
+ PUSH4(Edi,Esi,Ebx,Edx), PUSH2(Ecx,Eax), PUSH1(Ebp);
+ sp = (ptr_t)context.Esp;
+# elif defined(ARM32)
+ PUSH4(R0,R1,R2,R3),PUSH4(R4,R5,R6,R7),PUSH4(R8,R9,R10,R11),PUSH1(R12);
+ sp = (ptr_t)context.Sp;
+# elif defined(SHx)
+ PUSH4(R0,R1,R2,R3), PUSH4(R4,R5,R6,R7), PUSH4(R8,R9,R10,R11);
+ PUSH2(R12,R13), PUSH1(R14);
+ sp = (ptr_t)context.R15;
+# elif defined(MIPS)
+ PUSH4(IntAt,IntV0,IntV1,IntA0), PUSH4(IntA1,IntA2,IntA3,IntT0);
+ PUSH4(IntT1,IntT2,IntT3,IntT4), PUSH4(IntT5,IntT6,IntT7,IntS0);
+ PUSH4(IntS1,IntS2,IntS3,IntS4), PUSH4(IntS5,IntS6,IntS7,IntT8);
+ PUSH4(IntT9,IntK0,IntK1,IntS8);
+ sp = (ptr_t)context.IntSp;
+# elif defined(PPC)
+ PUSH4(Gpr0, Gpr3, Gpr4, Gpr5), PUSH4(Gpr6, Gpr7, Gpr8, Gpr9);
+ PUSH4(Gpr10,Gpr11,Gpr12,Gpr14), PUSH4(Gpr15,Gpr16,Gpr17,Gpr18);
+ PUSH4(Gpr19,Gpr20,Gpr21,Gpr22), PUSH4(Gpr23,Gpr24,Gpr25,Gpr26);
+ PUSH4(Gpr27,Gpr28,Gpr29,Gpr30), PUSH1(Gpr31);
+ sp = (ptr_t)context.Gpr1;
+# elif defined(ALPHA)
+ PUSH4(IntV0,IntT0,IntT1,IntT2), PUSH4(IntT3,IntT4,IntT5,IntT6);
+ PUSH4(IntT7,IntS0,IntS1,IntS2), PUSH4(IntS3,IntS4,IntS5,IntFp);
+ PUSH4(IntA0,IntA1,IntA2,IntA3), PUSH4(IntA4,IntA5,IntT8,IntT9);
+ PUSH4(IntT10,IntT11,IntT12,IntAt);
+ sp = (ptr_t)context.IntSp;
+# else
+# error "architecture is not supported"
+# endif
+ }
+
+ stack_min = GC_get_stack_min(thread->stack_base);
+
+ if (sp >= stack_min && sp < thread->stack_base)
+ GC_push_all_stack(sp, thread->stack_base);
+ else {
+ WARN("Thread stack pointer 0x%lx out of range, pushing everything\n",
+ (unsigned long)sp);
+ GC_push_all_stack(stack_min, thread->stack_base);
+ }
+ }
+ }
+ if (!found_me) ABORT("Collecting from unknown thread.");
+}
+
+void GC_get_next_stack(char *start, char **lo, char **hi)
+{
+ int i;
+# define ADDR_LIMIT (char *)(-1L)
+ char * current_min = ADDR_LIMIT;
+ LONG my_max = GC_get_max_thread_index();
+
+ for (i = 0; i <= my_max; i++) {
+ char * s = (char *)thread_table[i].stack_base;
+
+ if (0 != s && s > start && s < current_min) {
+ current_min = s;
+ }
+ }
+ *hi = current_min;
+ if (current_min == ADDR_LIMIT) {
+ *lo = ADDR_LIMIT;
+ return;
+ }
+ *lo = GC_get_stack_min(current_min);
+ if (*lo < start) *lo = start;
+}
+
+#if !defined(CYGWIN32)
+
+#if !defined(MSWINCE) && defined(GC_DLL)
+
+/* We register threads from DllMain */
+
+GC_API HANDLE WINAPI GC_CreateThread(
+ LPSECURITY_ATTRIBUTES lpThreadAttributes,
+ DWORD dwStackSize, LPTHREAD_START_ROUTINE lpStartAddress,
+ LPVOID lpParameter, DWORD dwCreationFlags, LPDWORD lpThreadId )
+{
+ return CreateThread(lpThreadAttributes, dwStackSize, lpStartAddress,
+ lpParameter, dwCreationFlags, lpThreadId);
+}
+
+#else /* defined(MSWINCE) || !defined(GC_DLL)) */
+
+/* We have no DllMain to take care of new threads. Thus we */
+/* must properly intercept thread creation. */
+
+typedef struct {
+ LPTHREAD_START_ROUTINE start;
+ LPVOID param;
+} thread_args;
+
+static DWORD WINAPI thread_start(LPVOID arg);
+
+GC_API HANDLE WINAPI GC_CreateThread(
+ LPSECURITY_ATTRIBUTES lpThreadAttributes,
+ DWORD dwStackSize, LPTHREAD_START_ROUTINE lpStartAddress,
+ LPVOID lpParameter, DWORD dwCreationFlags, LPDWORD lpThreadId )
+{
+ HANDLE thread_h = NULL;
+
+ thread_args *args;
+
+ if (!GC_is_initialized) GC_init();
+ /* make sure GC is initialized (i.e. main thread is attached) */
+
+ args = GC_malloc_uncollectable(sizeof(thread_args));
+ /* Handed off to and deallocated by child thread. */
+ if (0 == args) {
+ SetLastError(ERROR_NOT_ENOUGH_MEMORY);
+ return NULL;
+ }
+
+ /* set up thread arguments */
+ args -> start = lpStartAddress;
+ args -> param = lpParameter;
+
+ thread_h = CreateThread(lpThreadAttributes,
+ dwStackSize, thread_start,
+ args, dwCreationFlags,
+ lpThreadId);
+
+ return thread_h;
+}
+
+static DWORD WINAPI thread_start(LPVOID arg)
+{
+ DWORD ret = 0;
+ thread_args *args = (thread_args *)arg;
+
+ GC_new_thread();
+
+ /* Clear the thread entry even if we exit with an exception. */
+ /* This is probably pointless, since an uncaught exception is */
+ /* supposed to result in the process being killed. */
+#ifndef __GNUC__
+ __try {
+#endif /* __GNUC__ */
+ ret = args->start (args->param);
+#ifndef __GNUC__
+ } __finally {
+#endif /* __GNUC__ */
+ GC_free(args);
+ GC_delete_thread(GetCurrentThreadId());
+#ifndef __GNUC__
+ }
+#endif /* __GNUC__ */
+
+ return ret;
+}
+#endif /* !defined(MSWINCE) && !(defined(__MINGW32__) && !defined(_DLL)) */
+
+#endif /* !CYGWIN32 */
+
+#ifdef MSWINCE
+
+typedef struct {
+ HINSTANCE hInstance;
+ HINSTANCE hPrevInstance;
+ LPWSTR lpCmdLine;
+ int nShowCmd;
+} main_thread_args;
+
+DWORD WINAPI main_thread_start(LPVOID arg);
+
+int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance,
+ LPWSTR lpCmdLine, int nShowCmd)
+{
+ DWORD exit_code = 1;
+
+ main_thread_args args = {
+ hInstance, hPrevInstance, lpCmdLine, nShowCmd
+ };
+ HANDLE thread_h;
+ DWORD thread_id;
+
+ /* initialize everything */
+ GC_init();
+
+ /* start the main thread */
+ thread_h = GC_CreateThread(
+ NULL, 0, main_thread_start, &args, 0, &thread_id);
+
+ if (thread_h != NULL)
+ {
+ WaitForSingleObject (thread_h, INFINITE);
+ GetExitCodeThread (thread_h, &exit_code);
+ CloseHandle (thread_h);
+ }
+
+ GC_deinit();
+ DeleteCriticalSection(&GC_allocate_ml);
+
+ return (int) exit_code;
+}
+
+DWORD WINAPI main_thread_start(LPVOID arg)
+{
+ main_thread_args * args = (main_thread_args *) arg;
+
+ return (DWORD) GC_WinMain (args->hInstance, args->hPrevInstance,
+ args->lpCmdLine, args->nShowCmd);
+}
+
+# else /* !MSWINCE */
+
+/* Called by GC_init() - we hold the allocation lock. */
+void GC_thr_init() {
+ if (GC_thr_initialized) return;
+ GC_main_thread = GetCurrentThreadId();
+ GC_thr_initialized = TRUE;
+
+ /* Add the initial thread, so we can stop it. */
+ GC_new_thread();
+}
+
+#ifdef CYGWIN32
+
+struct start_info {
+ void *(*start_routine)(void *);
+ void *arg;
+ GC_bool detached;
+};
+
+int GC_pthread_join(pthread_t pthread_id, void **retval) {
+ int result;
+ int i;
+ GC_thread me;
+
+# if DEBUG_CYGWIN_THREADS
+ GC_printf3("thread 0x%x(0x%x) is joining thread 0x%x.\n",
+ (int)pthread_self(), GetCurrentThreadId(), (int)pthread_id);
+# endif
+
+ /* Thread being joined might not have registered itself yet. */
+ /* After the join,thread id may have been recycled. */
+ /* FIXME: It would be better if this worked more like */
+ /* pthread_support.c. */
+
+ while ((me = GC_lookup_thread(pthread_id)) == 0) Sleep(10);
+
+ result = pthread_join(pthread_id, retval);
+
+ GC_delete_gc_thread(me);
+
+# if DEBUG_CYGWIN_THREADS
+ GC_printf3("thread 0x%x(0x%x) completed join with thread 0x%x.\n",
+ (int)pthread_self(), GetCurrentThreadId(), (int)pthread_id);
+# endif
+
+ return result;
+}
+
+/* Cygwin-pthreads calls CreateThread internally, but it's not
+ * easily interceptible by us..
+ * so intercept pthread_create instead
+ */
+int
+GC_pthread_create(pthread_t *new_thread,
+ const pthread_attr_t *attr,
+ void *(*start_routine)(void *), void *arg) {
+ int result;
+ struct start_info * si;
+
+ if (!GC_is_initialized) GC_init();
+ /* make sure GC is initialized (i.e. main thread is attached) */
+
+ /* This is otherwise saved only in an area mmapped by the thread */
+ /* library, which isn't visible to the collector. */
+ si = GC_malloc_uncollectable(sizeof(struct start_info));
+ if (0 == si) return(EAGAIN);
+
+ si -> start_routine = start_routine;
+ si -> arg = arg;
+ if (attr != 0 &&
+ pthread_attr_getdetachstate(attr, &si->detached)
+ == PTHREAD_CREATE_DETACHED) {
+ si->detached = TRUE;
+ }
+
+# if DEBUG_CYGWIN_THREADS
+ GC_printf2("About to create a thread from 0x%x(0x%x)\n",
+ (int)pthread_self(), GetCurrentThreadId);
+# endif
+ result = pthread_create(new_thread, attr, GC_start_routine, si);
+
+ if (result) { /* failure */
+ GC_free(si);
+ }
+
+ return(result);
+}
+
+void * GC_start_routine(void * arg)
+{
+ struct start_info * si = arg;
+ void * result;
+ void *(*start)(void *);
+ void *start_arg;
+ pthread_t pthread_id;
+ GC_thread me;
+ GC_bool detached;
+ int i;
+
+# if DEBUG_CYGWIN_THREADS
+ GC_printf2("thread 0x%x(0x%x) starting...\n",(int)pthread_self(),
+ GetCurrentThreadId());
+# endif
+
+ /* If a GC occurs before the thread is registered, that GC will */
+ /* ignore this thread. That's fine, since it will block trying to */
+ /* acquire the allocation lock, and won't yet hold interesting */
+ /* pointers. */
+ LOCK();
+ /* We register the thread here instead of in the parent, so that */
+ /* we don't need to hold the allocation lock during pthread_create. */
+ me = GC_new_thread();
+ UNLOCK();
+
+ start = si -> start_routine;
+ start_arg = si -> arg;
+ if (si-> detached) me -> flags |= DETACHED;
+ me -> pthread_id = pthread_id = pthread_self();
+
+ GC_free(si); /* was allocated uncollectable */
+
+ pthread_cleanup_push(GC_thread_exit_proc, (void *)me);
+ result = (*start)(start_arg);
+ me -> status = result;
+ pthread_cleanup_pop(0);
+
+# if DEBUG_CYGWIN_THREADS
+ GC_printf2("thread 0x%x(0x%x) returned from start routine.\n",
+ (int)pthread_self(),GetCurrentThreadId());
+# endif
+
+ return(result);
+}
+
+void GC_thread_exit_proc(void *arg)
+{
+ GC_thread me = (GC_thread)arg;
+ int i;
+
+# if DEBUG_CYGWIN_THREADS
+ GC_printf2("thread 0x%x(0x%x) called pthread_exit().\n",
+ (int)pthread_self(),GetCurrentThreadId());
+# endif
+
+ LOCK();
+ if (me -> flags & DETACHED) {
+ GC_delete_thread(GetCurrentThreadId());
+ } else {
+ /* deallocate it as part of join */
+ me -> flags |= FINISHED;
+ }
+ UNLOCK();
+}
+
+/* nothing required here... */
+int GC_pthread_sigmask(int how, const sigset_t *set, sigset_t *oset) {
+ return pthread_sigmask(how, set, oset);
+}
+
+int GC_pthread_detach(pthread_t thread)
+{
+ int result;
+ GC_thread thread_gc_id;
+
+ LOCK();
+ thread_gc_id = GC_lookup_thread(thread);
+ UNLOCK();
+ result = pthread_detach(thread);
+ if (result == 0) {
+ LOCK();
+ thread_gc_id -> flags |= DETACHED;
+ /* Here the pthread thread id may have been recycled. */
+ if (thread_gc_id -> flags & FINISHED) {
+ GC_delete_gc_thread(thread_gc_id);
+ }
+ UNLOCK();
+ }
+ return result;
+}
+
+#else /* !CYGWIN32 */
+
+/*
+ * We avoid acquiring locks here, since this doesn't seem to be preemptable.
+ * Pontus Rydin suggests wrapping the thread start routine instead.
+ */
+#ifdef GC_DLL
+BOOL WINAPI DllMain(HINSTANCE inst, ULONG reason, LPVOID reserved)
+{
+ switch (reason) {
+ case DLL_PROCESS_ATTACH:
+ GC_init(); /* Force initialization before thread attach. */
+ /* fall through */
+ case DLL_THREAD_ATTACH:
+ GC_ASSERT(GC_thr_initialized);
+ if (GC_main_thread != GetCurrentThreadId()) {
+ GC_new_thread();
+ } /* o.w. we already did it during GC_thr_init(), called by GC_init() */
+ break;
+
+ case DLL_THREAD_DETACH:
+ GC_delete_thread(GetCurrentThreadId());
+ break;
+
+ case DLL_PROCESS_DETACH:
+ {
+ int i;
+
+ LOCK();
+ for (i = 0; i <= GC_get_max_thread_index(); ++i)
+ {
+ if (thread_table[i].in_use)
+ GC_delete_gc_thread(thread_table + i);
+ }
+ UNLOCK();
+
+ GC_deinit();
+ DeleteCriticalSection(&GC_allocate_ml);
+ }
+ break;
+
+ }
+ return TRUE;
+}
+#endif /* GC_DLL */
+#endif /* !CYGWIN32 */
+
+# endif /* !MSWINCE */
+
+#endif /* GC_WIN32_THREADS */
Added: llvm-gcc-4.2/trunk/libffi/ChangeLog
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/ChangeLog?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/ChangeLog (added)
+++ llvm-gcc-4.2/trunk/libffi/ChangeLog Thu Nov 8 16:56:19 2007
@@ -0,0 +1,2650 @@
+2007-05-13 Release Manager
+
+ * GCC 4.2.0 released.
+
+2007-04-20 Richard Henderson <rth at redhat.com>
+
+ * configure.ac (alpha*-*-*): Define HAVE_LONG_DOUBLE.
+ * configure: Regenerate.
+ * include/ffi.h.in (ffi_type_longdouble): Define as ffi_type_double
+ if HAVE_LONG_DOUBLE is false.
+ * src/alpha/ffi.c (ffi_prep_cif_machdep): Support the 128-bit
+ long double type.
+ (ffi_call_osf, ffi_closure_osf): Likewise.
+ * src/alpha/osf.S (ffi_call_osf, ffi_closure_osf): Mark hidden.
+ * src/types.c (ffi_type_longdouble): For alpha, always generate
+ for the 128-bit long double type.
+
+2007-02-13 Andreas Krebbel <krebbel1 at de.ibm.com>
+
+ * src/s390/ffi.c (ffi_prep_args, ffi_prep_cif_machdep,
+ ffi_closure_helper_SYSV): Add long double handling.
+
+2006-10-10 Paolo Bonzini <bonzini at gnu.org>
+ Sandro Tolaini <tolaini at libero.it>
+
+ * configure.ac [i*86-*-darwin*]: Set X86_DARWIN symbol and
+ conditional.
+ * configure: Regenerated.
+ * Makefile.am (nodist_libffi_la_SOURCES) [X86_DARWIN]: New case.
+ (EXTRA_DIST): Add src/x86/darwin.S.
+ * Makefile.in: Regenerated.
+ * include/Makefile.in: Regenerated.
+ * testsuite/Makefile.in: Regenerated.
+
+ * src/x86/ffi.c (ffi_prep_cif_machdep) [X86_DARWIN]: Treat like
+ X86_WIN32, and additionally align stack to 16 bytes.
+ * src/x86/darwin.S: New, based on sysv.S.
+ * src/prep_cif.c (ffi_prep_cif) [X86_DARWIN]: Align > 8-byte structs.
+
+2006-09-12 David Daney <ddaney at avtrex.com>
+
+ PR libffi/23935
+ * include/Makefile.am: Install both ffi.h and ffitarget.h in
+ $(libdir)/gcc/$(target_alias)/$(gcc_version)/include.
+ * aclocal.m4: Regenerated for automake 1.9.6.
+ * Makefile.in: Regenerated.
+ * include/Makefile.in: Regenerated.
+ * testsuite/Makefile.in: Regenerated.
+
+2006-08-17 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * include/ffi_common.h (struct): Revert accidental commit.
+
+2006-08-15 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * include/ffi_common.h: Remove lint directives.
+ * include/ffi.h.in: Likewise.
+
+2006-07-25 Torsten Schoenfeld <kaffeetisch at gmx.de>
+
+ * include/ffi.h.in (ffi_type_ulong, ffi_type_slong): Define correctly
+ for 32-bit architectures.
+ * testsuite/libffi.call/return_ul.c: New test case.
+
+2006-07-19 David Daney <ddaney at avtrex.com>
+
+ * testsuite/libffi.call/closure_fn6.c: Remove xfail for mips,
+ xfail remains for mips64.
+
+2006-05-23 Carlos O'Donell <carlos at codesourcery.com>
+
+ * Makefile.am: Add install-html target. Add install-html to .PHONY
+ * Makefile.in: Regenerate.
+ * aclocal.m4: Regenerate.
+ * include/Makefile.in: Regenerate.
+ * testsuite/Makefile.in: Regenerate.
+
+2006-05-18 John David Anglin <dave.anglin at nrc-cnrc.gc.ca>
+
+ * pa/ffi.c (ffi_prep_args_pa32): Load floating point arguments from
+ stack slot.
+
+2006-04-22 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * README: Remove notice about 'Crazy Comments'.
+ * src/debug.c: Remove lint directives. Cleanup white spaces.
+ * src/java_raw_api.c: Likewise.
+ * src/prep_cif.c: Likewise.
+ * src/raw_api.c: Likewise.
+ * src/ffitest.c: Delete. No longer needed, all test cases migrated
+ to the testsuite.
+ * src/arm/ffi.c: Remove lint directives.
+ * src/m32r/ffi.c: Likewise.
+ * src/pa/ffi.c: Likewise.
+ * src/powerpc/ffi.c: Likewise.
+ * src/powerpc/ffi_darwin.c: Likewise.
+ * src/sh/ffi.c: Likewise.
+ * src/sh64/ffi.c: Likewise.
+ * src/x86/ffi.c: Likewise.
+ * testsuite/libffi.call/float2.c: Likewise.
+ * testsuite/libffi.call/promotion.c: Likewise.
+ * testsuite/libffi.call/struct1.c: Likewise.
+
+2006-04-13 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * src/pa/hpux32.S: Correct unwind offset calculation for
+ ffi_closure_pa32.
+ * src/pa/linux.S: Likewise.
+
+2006-04-12 James E Wilson <wilson at specifix.com>
+
+ PR libgcj/26483
+ * src/ia64/ffi.c (stf_spill, ldf_fill): Rewrite as macros.
+ (hfa_type_load): Call stf_spill.
+ (hfa_type_store): Call ldf_fill.
+ (ffi_call): Adjust calls to above routines. Add local temps for
+ macro result.
+
+2006-04-10 Matthias Klose <doko at debian.org>
+
+ * testsuite/lib/libffi-dg.exp (libffi-init): Recognize multilib
+ directory names containing underscores.
+
+2006-04-07 James E Wilson <wilson at specifix.com>
+
+ * testsuite/libffi.call/float4.c: New testcase.
+
+2006-04-05 John David Anglin <dave.anglin at nrc-cnrc.gc.ca>
+ Andreas Tobler <a.tobler at schweiz.ch>
+
+ * Makefile.am: Add PA_HPUX port.
+ * Makefile.in: Regenerate.
+ * include/Makefile.in: Likewise.
+ * testsuite/Makefile.in: Likewise.
+ * configure.ac: Add PA_HPUX rules.
+ * configure: Regenerate.
+ * src/pa/ffitarget.h: Rename linux target to PA_LINUX.
+ Add PA_HPUX and PA64_HPUX.
+ Rename FFI_LINUX ABI to FFI_PA32 ABI.
+ (FFI_TRAMPOLINE_SIZE): Define for 32-bit HP-UX targets.
+ (FFI_TYPE_SMALL_STRUCT2): Define.
+ (FFI_TYPE_SMALL_STRUCT4): Likewise.
+ (FFI_TYPE_SMALL_STRUCT8): Likewise.
+ (FFI_TYPE_SMALL_STRUCT3): Redefine.
+ (FFI_TYPE_SMALL_STRUCT5): Likewise.
+ (FFI_TYPE_SMALL_STRUCT6): Likewise.
+ (FFI_TYPE_SMALL_STRUCT7): Likewise.
+ * src/pa/ffi.c (ROUND_DOWN): Delete.
+ (fldw, fstw, fldd, fstd): Use '__asm__'.
+ (ffi_struct_type): Add support for FFI_TYPE_SMALL_STRUCT2,
+ FFI_TYPE_SMALL_STRUCT4 and FFI_TYPE_SMALL_STRUCT8.
+ (ffi_prep_args_LINUX): Rename to ffi_prep_args_pa32. Update comment.
+ Simplify incrementing of stack slot variable. Change type of local
+ 'n' to unsigned int.
+ (ffi_size_stack_LINUX): Rename to ffi_size_stack_pa32. Handle long
+ double on PA_HPUX.
+ (ffi_prep_cif_machdep): Likewise.
+ (ffi_call): Likewise.
+ (ffi_closure_inner_LINUX): Rename to ffi_closure_inner_pa32. Change
+ return type to ffi_status. Simplify incrementing of stack slot
+ variable. Only copy floating point argument registers when PA_LINUX
+ is true. Reformat debug statement.
+ Add support for FFI_TYPE_SMALL_STRUCT2, FFI_TYPE_SMALL_STRUCT4 and
+ FFI_TYPE_SMALL_STRUCT8.
+ (ffi_closure_LINUX): Rename to ffi_closure_pa32. Add 'extern' to
+ declaration.
+ (ffi_prep_closure): Make linux trampoline conditional on PA_LINUX.
+ Add nops to cache flush. Add trampoline for PA_HPUX.
+ * src/pa/hpux32.S: New file.
+ * src/pa/linux.S (ffi_call_LINUX): Rename to ffi_call_pa32. Rename
+ ffi_prep_args_LINUX to ffi_prep_args_pa32.
+ Localize labels. Add support for 2, 4 and 8-byte small structs. Handle
+ unaligned destinations in 3, 5, 6 and 7-byte small structs. Order
+ argument type checks so that common argument types appear first.
+ (ffi_closure_LINUX): Rename to ffi_closure_pa32. Rename
+ ffi_closure_inner_LINUX to ffi_closure_inner_pa32.
+
+2006-03-24 Alan Modra <amodra at bigpond.net.au>
+
+ * src/powerpc/ffitarget.h (enum ffi_abi): Add FFI_LINUX. Default
+ for 32-bit using IBM extended double format. Fix FFI_LAST_ABI.
+ * src/powerpc/ffi.c (ffi_prep_args_SYSV): Handle linux variant of
+ FFI_TYPE_LONGDOUBLE.
+ (ffi_prep_args64): Assert using IBM extended double.
+ (ffi_prep_cif_machdep): Don't munge FFI_TYPE_LONGDOUBLE type.
+ Handle FFI_LINUX FFI_TYPE_LONGDOUBLE return and args.
+ (ffi_call): Handle FFI_LINUX.
+ (ffi_closure_helper_SYSV): Non FFI_LINUX long double return needs
+ gpr3 return pointer as for struct return. Handle FFI_LINUX
+ FFI_TYPE_LONGDOUBLE return and args. Don't increment "nf"
+ unnecessarily.
+ * src/powerpc/ppc_closure.S (ffi_closure_SYSV): Load both f1 and f2
+ for FFI_TYPE_LONGDOUBLE. Move epilogue insns into case table.
+ Don't use r6 as pointer to results, instead use sp offset. Don't
+ make a special call to load lr with case table address, instead
+ use offset from previous call.
+ * src/powerpc/sysv.S (ffi_call_SYSV): Save long double return.
+ * src/powerpc/linux64.S (ffi_call_LINUX64): Simplify long double
+ return.
+
+2006-03-15 Kaz Kojima <kkojima at gcc.gnu.org>
+
+ * src/sh64/ffi.c (ffi_prep_cif_machdep): Handle float arguments
+ passed with FP registers correctly.
+ (ffi_closure_helper_SYSV): Likewise.
+ * src/sh64/sysv.S: Likewise.
+
+2006-03-01 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * testsuite/libffi.special/unwindtest.cc (closure_test_fn): Mark cif,
+ args and userdata unused.
+ (closure_test_fn1): Mark cif and userdata unused.
+ (main): Remove unused res.
+
+2006-02-28 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * testsuite/libffi.call/call.exp: Adjust FSF address. Add test runs for
+ -O2, -O3, -Os and the warning flags -W -Wall.
+ * testsuite/libffi.special/special.exp: Likewise.
+ * testsuite/libffi.call/ffitest.h: Add an __UNUSED__ macro to mark
+ unused parameter unused for gcc or else do nothing.
+ * testsuite/libffi.special/ffitestcxx.h: Likewise.
+ * testsuite/libffi.call/cls_12byte.c (cls_struct_12byte_gn): Mark cif
+ and userdata unused.
+ * testsuite/libffi.call/cls_16byte.c (cls_struct_16byte_gn): Likewise.
+ * testsuite/libffi.call/cls_18byte.c (cls_struct_18byte_gn): Likewise.
+ * testsuite/libffi.call/cls_19byte.c (cls_struct_19byte_gn): Likewise.
+ * testsuite/libffi.call/cls_1_1byte.c (cls_struct_1_1byte_gn): Likewise.
+ * testsuite/libffi.call/cls_20byte.c (cls_struct_20byte_gn): Likewise.
+ * testsuite/libffi.call/cls_20byte1.c (cls_struct_20byte_gn): Likewise.
+ * testsuite/libffi.call/cls_24byte.c (cls_struct_24byte_gn): Likewise.
+ * testsuite/libffi.call/cls_2byte.c (cls_struct_2byte_gn): Likewise.
+ * testsuite/libffi.call/cls_3_1byte.c (cls_struct_3_1byte_gn): Likewise.
+ * testsuite/libffi.call/cls_3byte1.c (cls_struct_3byte_gn): Likewise.
+ * testsuite/libffi.call/cls_3byte2.c (cls_struct_3byte_gn1): Likewise.
+ * testsuite/libffi.call/cls_4_1byte.c (cls_struct_4_1byte_gn): Likewise.
+ * testsuite/libffi.call/cls_4byte.c (cls_struct_4byte_gn): Likewise.
+ * testsuite/libffi.call/cls_5_1_byte.c (cls_struct_5byte_gn): Likewise.
+ * testsuite/libffi.call/cls_5byte.c (cls_struct_5byte_gn): Likewise.
+ * testsuite/libffi.call/cls_64byte.c (cls_struct_64byte_gn): Likewise.
+ * testsuite/libffi.call/cls_6_1_byte.c (cls_struct_6byte_gn): Likewise.
+ * testsuite/libffi.call/cls_6byte.c (cls_struct_6byte_gn): Likewise.
+ * testsuite/libffi.call/cls_7_1_byte.c (cls_struct_7byte_gn): Likewise.
+ * testsuite/libffi.call/cls_7byte.c (cls_struct_7byte_gn): Likewise.
+ * testsuite/libffi.call/cls_8byte.c (cls_struct_8byte_gn): Likewise.
+ * testsuite/libffi.call/cls_9byte1.c (cls_struct_9byte_gn): Likewise.
+ * testsuite/libffi.call/cls_9byte2.c (cls_struct_9byte_gn): Likewise.
+ * testsuite/libffi.call/cls_align_double.c (cls_struct_align_gn):
+ Likewise.
+ * testsuite/libffi.call/cls_align_float.c (cls_struct_align_gn):
+ Likewise.
+ * testsuite/libffi.call/cls_align_longdouble.c (cls_struct_align_gn):
+ Likewise.
+ * testsuite/libffi.call/cls_align_pointer.c (cls_struct_align_fn): Cast
+ void* to avoid compiler warning.
+ (main): Likewise.
+ (cls_struct_align_gn): Mark cif and userdata unused.
+ * testsuite/libffi.call/cls_align_sint16.c (cls_struct_align_gn):
+ Likewise.
+ * testsuite/libffi.call/cls_align_sint32.c (cls_struct_align_gn):
+ Likewise.
+ * testsuite/libffi.call/cls_align_sint64.c (cls_struct_align_gn):
+ Likewise.
+ * testsuite/libffi.call/cls_align_uint16.c (cls_struct_align_gn):
+ Likewise.
+ * testsuite/libffi.call/cls_align_uint32.c (cls_struct_align_gn):
+ Likewise.
+ * testsuite/libffi.call/cls_double.c (cls_ret_double_fn): Likewise.
+ * testsuite/libffi.call/cls_float.c (cls_ret_float_fn): Likewise.
+ * testsuite/libffi.call/cls_multi_schar.c (test_func_gn): Mark cif and
+ data unused.
+ (main): Cast res_call to silence gcc.
+ * testsuite/libffi.call/cls_multi_sshort.c (test_func_gn): Mark cif and
+ data unused.
+ (main): Cast res_call to silence gcc.
+ * testsuite/libffi.call/cls_multi_sshortchar.c (test_func_gn): Mark cif
+ and data unused.
+ (main): Cast res_call to silence gcc.
+ * testsuite/libffi.call/cls_multi_uchar.c (test_func_gn): Mark cif and
+ data unused.
+ (main): Cast res_call to silence gcc.
+ * testsuite/libffi.call/cls_multi_ushort.c (test_func_gn): Mark cif and
+ data unused.
+ (main): Cast res_call to silence gcc.
+ * testsuite/libffi.call/cls_multi_ushortchar.c (test_func_gn): Mark cif
+ and data unused.
+ (main): Cast res_call to silence gcc.
+ * testsuite/libffi.call/cls_schar.c (cls_ret_schar_fn): Mark cif and
+ userdata unused.
+ (cls_ret_schar_fn): Cast printf parameter to silence gcc.
+ * testsuite/libffi.call/cls_sint.c (cls_ret_sint_fn): Mark cif and
+ userdata unused.
+ (cls_ret_sint_fn): Cast printf parameter to silence gcc.
+ * testsuite/libffi.call/cls_sshort.c (cls_ret_sshort_fn): Mark cif and
+ userdata unused.
+ (cls_ret_sshort_fn): Cast printf parameter to silence gcc.
+ * testsuite/libffi.call/cls_uchar.c (cls_ret_uchar_fn): Mark cif and
+ userdata unused.
+ (cls_ret_uchar_fn): Cast printf parameter to silence gcc.
+ * testsuite/libffi.call/cls_uint.c (cls_ret_uint_fn): Mark cif and
+ userdata unused.
+ (cls_ret_uint_fn): Cast printf parameter to silence gcc.
+ * testsuite/libffi.call/cls_ulonglong.c (cls_ret_ulonglong_fn): Mark cif
+ and userdata unused.
+ * testsuite/libffi.call/cls_ushort.c (cls_ret_ushort_fn): Mark cif and
+ userdata unused.
+ (cls_ret_ushort_fn): Cast printf parameter to silence gcc.
+ * testsuite/libffi.call/float.c (floating): Remove unused parameter e.
+ * testsuite/libffi.call/float1.c (main): Remove unused variable i.
+ Cleanup white spaces.
+ * testsuite/libffi.call/negint.c (checking): Remove unused variable i.
+ * testsuite/libffi.call/nested_struct.c (cls_struct_combined_gn): Mark
+ cif and userdata unused.
+ * testsuite/libffi.call/nested_struct1.c (cls_struct_combined_gn):
+ Likewise.
+ * testsuite/libffi.call/nested_struct10.c (B_gn): Likewise.
+ * testsuite/libffi.call/nested_struct2.c (B_fn): Adjust printf
+ formatters to silence gcc.
+ (B_gn): Mark cif and userdata unused.
+ * testsuite/libffi.call/nested_struct3.c (B_gn): Mark cif and userdata
+ unused.
+ * testsuite/libffi.call/nested_struct4.c: Mention related PR.
+ (B_gn): Mark cif and userdata unused.
+ * testsuite/libffi.call/nested_struct5.c (B_gn): Mark cif and userdata
+ unused.
+ * testsuite/libffi.call/nested_struct6.c: Mention related PR.
+ (B_gn): Mark cif and userdata unused.
+ * testsuite/libffi.call/nested_struct7.c (B_gn): Mark cif and userdata
+ unused.
+ * testsuite/libffi.call/nested_struct8.c (B_gn): Likewise.
+ * testsuite/libffi.call/nested_struct9.c (B_gn): Likewise.
+ * testsuite/libffi.call/problem1.c (stub): Likewise.
+ * testsuite/libffi.call/pyobjc-tc.c (main): Cast the result to silence
+ gcc.
+ * testsuite/libffi.call/return_fl2.c (return_fl): Add the note mentioned
+ in the last commit for this test case in the test case itself.
+ * testsuite/libffi.call/closure_fn0.c (closure_test_fn0): Mark cif as
+ unused.
+ * testsuite/libffi.call/closure_fn1.c (closure_test_fn1): Likewise.
+ * testsuite/libffi.call/closure_fn2.c (closure_test_fn2): Likewise.
+ * testsuite/libffi.call/closure_fn3.c (closure_test_fn3): Likewise.
+ * testsuite/libffi.call/closure_fn4.c (closure_test_fn0): Likewise.
+ * testsuite/libffi.call/closure_fn5.c (closure_test_fn5): Likewise.
+ * testsuite/libffi.call/closure_fn6.c (closure_test_fn0): Likewise.
+
+2006-02-22 Kaz Kojima <kkojima at gcc.gnu.org>
+
+ * src/sh/sysv.S: Fix register numbers in the FDE for
+ ffi_closure_SYSV.
+
+2006-02-20 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * testsuite/libffi.call/return_fl2.c (return_fl): Remove static
+ declaration to avoid a false negative on ix86. See PR323.
+
+2006-02-18 Kaz Kojima <kkojima at gcc.gnu.org>
+
+ * src/sh/ffi.c (ffi_closure_helper_SYSV): Remove unused variable
+ and cast integer to void * if needed. Update the pointer to
+ the FP register saved area correctly.
+
+2006-02-17 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * testsuite/libffi.call/nested_struct6.c: XFAIL this test until PR25630
+ is fixed.
+ * testsuite/libffi.call/nested_struct4.c: Likewise.
+
+2006-02-16 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * testsuite/libffi.call/return_dbl.c: New test case.
+ * testsuite/libffi.call/return_dbl1.c: Likewise.
+ * testsuite/libffi.call/return_dbl2.c: Likewise.
+ * testsuite/libffi.call/return_fl.c: Likewise.
+ * testsuite/libffi.call/return_fl1.c: Likewise.
+ * testsuite/libffi.call/return_fl2.c: Likewise.
+ * testsuite/libffi.call/return_fl3.c: Likewise.
+ * testsuite/libffi.call/closure_fn6.c: Likewise.
+
+ * testsuite/libffi.call/nested_struct2.c: Remove ffi_type_mylong
+ definition.
+ * testsuite/libffi.call/ffitest.h: Add ffi_type_mylong definition
+ here to be used by other test cases too.
+
+ * testsuite/libffi.call/nested_struct10.c: New test case.
+ * testsuite/libffi.call/nested_struct9.c: Likewise.
+ * testsuite/libffi.call/nested_struct8.c: Likewise.
+ * testsuite/libffi.call/nested_struct7.c: Likewise.
+ * testsuite/libffi.call/nested_struct6.c: Likewise.
+ * testsuite/libffi.call/nested_struct5.c: Likewise.
+ * testsuite/libffi.call/nested_struct4.c: Likewise.
+
+2006-01-21 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * configure.ac: Enable libffi for sparc64-*-freebsd*.
+ * configure: Rebuilt.
+
+2006-01-18 Jakub Jelinek <jakub at redhat.com>
+
+ * src/powerpc/sysv.S (smst_two_register): Don't call __ashldi3,
+ instead do the shifting inline.
+ * src/powerpc/ppc_closure.S (ffi_closure_SYSV): Don't compute %r5
+ shift count unconditionally. Simplify load sequences for 1, 2, 3, 4
+ and 8 byte structs, for the remaining struct sizes don't call
+ __lshrdi3, instead do the shifting inline.
+
+2005-12-07 Thiemo Seufer <ths at networkno.de>
+
+ * src/mips/ffitarget.h: Remove obsolete sgidefs.h include. Add
+ missing parentheses.
+ * src/mips/o32.S (ffi_call_O32): Code formatting. Define
+ and use A3_OFF, FP_OFF, RA_OFF. Micro-optimizations.
+ (ffi_closure_O32): Likewise, but with newly defined A3_OFF2,
+ A2_OFF2, A1_OFF2, A0_OFF2, RA_OFF2, FP_OFF2, S0_OFF2, GP_OFF2,
+ V1_OFF2, V0_OFF2, FA_1_1_OFF2, FA_1_0_OFF2, FA_0_1_OFF2,
+ FA_0_0_OFF2.
+ * src/mips/ffi.c (ffi_prep_args): Code formatting. Fix
+ endianness bugs.
+ (ffi_prep_closure): Improve trampoline instruction scheduling.
+ (ffi_closure_mips_inner_O32): Fix endianness bugs.
+
+2005-12-03 Alan Modra <amodra at bigpond.net.au>
+
+ * src/powerpc/ffi.c: Formatting.
+ (ffi_prep_args_SYSV): Avoid possible aliasing problems by using unions.
+ (ffi_prep_args64): Likewise.
+
+2005-09-30 Geoffrey Keating <geoffk at apple.com>
+
+ * testsuite/lib/libffi-dg.exp (libffi_target_compile): For
+ darwin, use -shared-libgcc not -lgcc_s, and explain why.
+
+2005-09-26 Tom Tromey <tromey at redhat.com>
+
+ * testsuite/libffi.call/float1.c (value_type): New typedef.
+ (CANARY): New define.
+ (main): Check for result buffer overflow.
+ * src/powerpc/linux64.S: Handle linux64 long double returns.
+ * src/powerpc/ffi.c (FLAG_RETURNS_128BITS): New constant.
+ (ffi_prep_cif_machdep): Handle linux64 long double returns.
+
+2005-08-25 Alan Modra <amodra at bigpond.net.au>
+
+ PR target/23404
+ * src/powerpc/ffi.c (ffi_prep_args_SYSV): Correct placement of stack
+ homed fp args.
+ (ffi_status ffi_prep_cif_machdep): Correct stack sizing for same.
+
+2005-08-11 Jakub Jelinek <jakub at redhat.com>
+
+ * configure.ac (HAVE_HIDDEN_VISIBILITY_ATTRIBUTE): New test.
+ (AH_BOTTOM): Add FFI_HIDDEN definition.
+ * configure: Rebuilt.
+ * fficonfig.h.in: Rebuilt.
+ * src/powerpc/ffi.c (hidden): Remove.
+ (ffi_closure_LINUX64, ffi_prep_args64, ffi_call_LINUX64,
+ ffi_closure_helper_LINUX64): Use FFI_HIDDEN instead of hidden.
+ * src/powerpc/linux64_closure.S (ffi_closure_LINUX64,
+ .ffi_closure_LINUX64): Use FFI_HIDDEN instead of .hidden.
+ * src/x86/ffi.c (ffi_closure_SYSV, ffi_closure_raw_SYSV): Remove,
+ add FFI_HIDDEN to its prototype.
+ (ffi_closure_SYSV_inner): New.
+ * src/x86/sysv.S (ffi_closure_SYSV, ffi_closure_raw_SYSV): New.
+ * src/x86/win32.S (ffi_closure_SYSV, ffi_closure_raw_SYSV): New.
+
+2005-08-10 Alfred M. Szmidt <ams at gnu.org>
+
+ PR libffi/21819:
+ * configure: Rebuilt.
+ * configure.ac: Handle i*86-*-gnu*.
+
+2005-08-09 Jakub Jelinek <jakub at redhat.com>
+
+ * src/powerpc/ppc_closure.S (ffi_closure_SYSV): Use
+ DW_CFA_offset_extended_sf rather than
+ DW_CFA_GNU_negative_offset_extended.
+ * src/powerpc/sysv.S (ffi_call_SYSV): Likewise.
+
+2005-07-22 SUGIOKA Toshinobu <sugioka at itonet.co.jp>
+
+ * src/sh/sysv.S (ffi_call_SYSV): Stop argument popping correctly
+ on sh3.
+ (ffi_closure_SYSV): Change the stack layout for sh3 struct argument.
+ * src/sh/ffi.c (ffi_prep_args): Fix sh3 argument copy, when it is
+ partially on register.
+ (ffi_closure_helper_SYSV): Likewise.
+ (ffi_prep_cif_machdep): Don't set too many cif->flags.
+
+2005-07-20 Kaz Kojima <kkojima at gcc.gnu.org>
+
+ * src/sh/ffi.c (ffi_call): Handle small structures correctly.
+ Remove empty line.
+ * src/sh64/ffi.c (simple_type): Remove.
+ (return_type): Handle small structures correctly.
+ (ffi_prep_args): Likewise.
+ (ffi_call): Likewise.
+ (ffi_closure_helper_SYSV): Likewise.
+ * src/sh64/sysv.S (ffi_call_SYSV): Handle 1, 2 and 4-byte return.
+ Emit position independent code if PIC and remove wrong datalabel
+ prefixes from EH data.
+
+2005-07-19 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * Makefile.am (nodist_libffi_la_SOURCES): Add POWERPC_FREEBSD.
+ * Makefile.in: Regenerate.
+ * include/Makefile.in: Likewise.
+ * testsuite/Makefile.in: Likewise.
+ * configure.ac: Add POWERPC_FREEBSD rules.
+ * configure: Regenerate.
+ * src/powerpc/ffitarget.h: Add POWERPC_FREEBSD rules.
+ (FFI_SYSV_TYPE_SMALL_STRUCT): Define.
+ * src/powerpc/ffi.c: Add flags to handle small structure returns
+ in ffi_call_SYSV.
+ (ffi_prep_cif_machdep): Handle small structures for SYSV 4 ABI.
+ Aka FFI_SYSV.
+ (ffi_closure_helper_SYSV): Likewise.
+ * src/powerpc/ppc_closure.S: Add return types for small structures.
+ * src/powerpc/sysv.S: Add bits to handle small structures for
+ final SYSV 4 ABI.
+
+2005-07-10 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * testsuite/libffi.call/cls_5_1_byte.c: New test file.
+ * testsuite/libffi.call/cls_6_1_byte.c: Likewise.
+ * testsuite/libffi.call/cls_7_1_byte.c: Likewise.
+
+2005-07-05 Randolph Chung <tausq at debian.org>
+
+ * src/pa/ffi.c (ffi_struct_type): Rename FFI_TYPE_SMALL_STRUCT1
+ as FFI_TYPE_SMALL_STRUCT3. Break out handling for 5-7 byte
+ structures. Kill compilation warnings.
+ (ffi_closure_inner_LINUX): Print return values as hex in debug
+ message. Rename FFI_TYPE_SMALL_STRUCT1 as FFI_TYPE_SMALL_STRUCT3.
+ Properly handle 5-7 byte structure returns.
+ * src/pa/ffitarget.h (FFI_TYPE_SMALL_STRUCT1)
+ (FFI_TYPE_SMALL_STRUCT2): Remove.
+ (FFI_TYPE_SMALL_STRUCT3, FFI_TYPE_SMALL_STRUCT5)
+ (FFI_TYPE_SMALL_STRUCT6, FFI_TYPE_SMALL_STRUCT7): Define.
+ * src/pa/linux.S: Mark source file as using PA1.1 assembly.
+ (checksmst1, checksmst2): Remove.
+ (checksmst3): Optimize handling of 3-byte struct returns.
+ (checksmst567): Properly handle 5-7 byte struct returns.
+
+2005-06-15 Rainer Orth <ro at TechFak.Uni-Bielefeld.DE>
+
+ PR libgcj/21943
+ * src/mips/n32.S: Enforce PIC code.
+ * src/mips/o32.S: Likewise.
+
+2005-06-15 Rainer Orth <ro at TechFak.Uni-Bielefeld.DE>
+
+ * configure.ac: Treat i*86-*-solaris2.10 and up as X86_64.
+ * configure: Regenerate.
+
+2005-06-01 Alan Modra <amodra at bigpond.net.au>
+
+ * src/powerpc/ppc_closure.S (ffi_closure_SYSV): Don't use JUMPTARGET
+ to call ffi_closure_helper_SYSV. Append @local instead.
+ * src/powerpc/sysv.S (ffi_call_SYSV): Likewise for ffi_prep_args_SYSV.
+
+2005-05-17 Kelley Cook <kcook at gcc.gnu.org>
+
+ * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
+ Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
+ * Makefile.am (ACLOCAL_AMFLAGS): Remove -I ../config.
+ * aclocal.m4, configure, fficonfig.h.in, Makefile.in,
+ include/Makefile.in, testsuite/Makefile.in: Regenerate.
+
+2005-05-09 Mike Stump <mrs at apple.com>
+
+ * configure: Regenerate.
+
+2005-05-08 Richard Henderson <rth at redhat.com>
+
+ PR libffi/21285
+ * src/alpha/osf.S: Update unwind into to match code.
+
+2005-05-04 Andreas Degert <ad at papyrus-gmbh.de>
+ Richard Henderson <rth at redhat.com>
+
+ * src/x86/ffi64.c (ffi_prep_cif_machdep): Save sse-used flag in
+ bit 11 of flags.
+ (ffi_call): Mask return type field. Pass ssecount to ffi_call_unix64.
+ (ffi_prep_closure): Set carry bit if sse-used flag set.
+ * src/x86/unix64.S (ffi_call_unix64): Add ssecount argument.
+ Only load sse registers if ssecount non-zero.
+ (ffi_closure_unix64): Only save sse registers if carry set on entry.
+
+2005-04-29 Ralf Corsepius <ralf.corsepius at rtems.org>
+
+ * configure.ac: Add i*86-*-rtems*, sparc*-*-rtems*,
+ powerpc-*rtems*, arm*-*-rtems*, sh-*-rtems*.
+ * configure: Regenerate.
+
+2005-04-20 Hans-Peter Nilsson <hp at axis.com>
+
+ * testsuite/lib/libffi-dg.exp (libffi-dg-test-1): In regsub use,
+ have Tcl8.3-compatible intermediate variable.
+
+2005-04-18 Simon Posnjak <simon.posnjak at siol.net>
+ Hans-Peter Nilsson <hp at axis.com>
+
+ * Makefile.am: Add CRIS support.
+ * configure.ac: Likewise.
+ * Makefile.in, configure, testsuite/Makefile.in,
+ include/Makefile.in: Regenerate.
+ * src/cris: New directory.
+ * src/cris/ffi.c, src/cris/sysv.S, src/cris/ffitarget.h: New files.
+ * src/prep_cif.c (ffi_prep_cif): Wrap in #ifndef __CRIS__.
+
+ * testsuite/lib/libffi-dg.exp (libffi-dg-test-1): Replace \n with
+ \r?\n in output tests.
+
+2005-04-12 Mike Stump <mrs at apple.com>
+
+ * configure: Regenerate.
+
+2005-03-30 Hans Boehm <Hans.Boehm at hp.com>
+
+ * src/ia64/ffitarget.h (ffi_arg): Use long long instead of DI.
+
+2005-03-30 Steve Ellcey <sje at cup.hp.com>
+
+ * src/ia64/ffitarget.h (ffi_arg) ADD DI attribute.
+ (ffi_sarg) Ditto.
+ * src/ia64/unix.S (ffi_closure_unix): Extend gp
+ to 64 bits in ILP32 mode.
+ Load 64 bits even for short data.
+
+2005-03-23 Mike Stump <mrs at apple.com>
+
+ * src/powerpc/darwin.S: Update for -m64 multilib.
+ * src/powerpc/darwin_closure.S: Likewise.
+
+2005-03-21 Zack Weinberg <zack at codesourcery.com>
+
+ * configure.ac: Do not invoke TL_AC_GCC_VERSION.
+ Do not set tool_include_dir.
+ * aclocal.m4, configure, Makefile.in, testsuite/Makefile.in:
+ Regenerate.
+ * include/Makefile.am: Set gcc_version and toollibffidir.
+ * include/Makefile.in: Regenerate.
+
+2005-02-22 Andrew Haley <aph at redhat.com>
+
+ * src/powerpc/ffi.c (ffi_prep_cif_machdep): Bump alignment to
+ odd-numbered register pairs for 64-bit integer types.
+
+2005-02-23 Andreas Tobler <a.tobler at schweiz.ch>
+
+ PR libffi/20104
+ * testsuite/libffi.call/return_ll1.c: New test case.
+
+2005-02-11 Janis Johnson <janis187 at us.ibm.com>
+
+ * testsuite/libffi.call/cls_align_longdouble.c: Remove dg-options.
+ * testsuite/libffi.call/float.c: Ditto.
+ * testsuite/libffi.call/float2.c: Ditto.
+ * testsuite/libffi.call/float3.c: Ditto.
+
+2005-02-08 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * src/frv/ffitarget.h: Remove PPC stuff which does not belong to frv.
+
+2005-01-12 Eric Botcazou <ebotcazou at libertysurf.fr>
+
+ * testsuite/libffi.special/special.exp (cxx_options): Add
+ -shared-libgcc.
+
+2004-12-31 Richard Henderson <rth at redhat.com>
+
+ * src/types.c (FFI_AGGREGATE_TYPEDEF): Remove.
+ (FFI_TYPEDEF): Rename from FFI_INTEGRAL_TYPEDEF. Replace size and
+ offset parameters with a type parameter; deduce size and structure
+ alignment. Update all users.
+
+2004-12-31 Richard Henderson <rth at redhat.com>
+
+ * src/types.c (FFI_TYPE_POINTER): Define with sizeof.
+ (FFI_TYPE_LONGDOUBLE): Fix for ia64.
+ * src/ia64/ffitarget.h (struct ffi_ia64_trampoline_struct): Move
+ into ffi_prep_closure.
+ * src/ia64/ia64_flags.h, src/ia64/ffi.c, src/ia64/unix.S: Rewrite
+ from scratch.
+
+2004-12-27 Richard Henderson <rth at redhat.com>
+
+ * src/x86/unix64.S: Fix typo in unwind info.
+
+2004-12-25 Richard Henderson <rth at redhat.com>
+
+ * src/x86/ffi64.c (struct register_args): Rename from stackLayout.
+ (enum x86_64_reg_class): Add X86_64_COMPLEX_X87_CLASS.
+ (merge_classes): Check for it.
+ (SSE_CLASS_P): New.
+ (classify_argument): Pass byte_offset by value; perform all updates
+ inside struct case.
+ (examine_argument): Add classes argument; handle
+ X86_64_COMPLEX_X87_CLASS.
+ (ffi_prep_args): Merge into ...
+ (ffi_call): ... here. Share stack frame with ffi_call_unix64.
+ (ffi_prep_cif_machdep): Setup cif->flags for proper structure return.
+ (ffi_fill_return_value): Remove.
+ (ffi_prep_closure): Remove dead assert.
+ (ffi_closure_unix64_inner): Rename from ffi_closure_UNIX64_inner.
+ Rewrite to use struct register_args instead of va_list. Create
+ flags for handling structure returns.
+ * src/x86/unix64.S: Remove dead strings.
+ (ffi_call_unix64): Rename from ffi_call_UNIX64. Rewrite to share
+ stack frame with ffi_call. Handle structure returns properly.
+ (float2sse, floatfloat2sse, double2sse): Remove.
+ (sse2float, sse2double, sse2floatfloat): Remove.
+ (ffi_closure_unix64): Rename from ffi_closure_UNIX64. Rewrite
+ to handle structure returns properly.
+
+2004-12-08 David Edelsohn <edelsohn at gnu.org>
+
+ * Makefile.am (AM_MAKEFLAGS): Remove duplicate LIBCFLAGS and
+ PICFLAG.
+ * Makefile.in: Regenerated.
+
+2004-12-02 Richard Sandiford <rsandifo at redhat.com>
+
+ * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version.
+ * configure, aclocal.m4, Makefile.in: Regenerate.
+ * include/Makefile.in, testsuite/Makefile.in: Regenerate.
+
+2004-11-29 Kelley Cook <kcook at gcc.gnu.org>
+
+ * configure: Regenerate for libtool change.
+
+2004-11-25 Kelley Cook <kcook at gcc.gnu.org>
+
+ * configure: Regenerate for libtool reversion.
+
+2004-11-24 Kelley Cook <kcook at gcc.gnu.org>
+
+ * configure: Regenerate for libtool change.
+
+2004-11-23 John David Anglin <dave.anglin at nrc-cnrc.gc.ca>
+
+ * testsuite/lib/libffi-dg.exp: Use new procs in target-libpath.exp.
+
+2004-11-23 Richard Sandiford <rsandifo at redhat.com>
+
+ * src/mips/o32.S (ffi_call_O32, ffi_closure_O32): Use jalr instead
+ of jal. Use an absolute encoding for the frame information.
+
+2004-11-23 Kelley Cook <kcook at gcc.gnu.org>
+
+ * Makefile.am: Remove no-dependencies. Add ACLOCAL_AMFLAGS.
+ * acinclude.m4: Delete logic for sincludes.
+ * aclocal.m4, Makefile.in, configure: Regenerate.
+ * include/Makefile: Likewise.
+ * testsuite/Makefile: Likewise.
+
+2004-11-22 Eric Botcazou <ebotcazou at libertysurf.fr>
+
+ * src/sparc/ffi.c (ffi_prep_closure): Align doubles and 64-bit integers
+ on a 8-byte boundary.
+ * src/sparc/v8.S (ffi_closure_v8): Reserve frame space for arguments.
+
+2004-10-27 Richard Earnshaw <rearnsha at arm.com>
+
+ * src/arm/ffi.c (ffi_prep_cif_machdep): Handle functions that return
+ long long values. Round stack allocation to a multiple of 8 bytes
+ for ATPCS compatibility.
+ * src/arm/sysv.S (ffi_call_SYSV): Rework to avoid use of APCS register
+ names. Handle returning long long types. Add Thumb and interworking
+ support. Improve soft-float code.
+
+2004-10-27 Richard Earnshaw <rearnsha at arm.com>
+
+ * testsuite/lib/libffi-db.exp (load_gcc_lib): New function.
+ (libffi_exit): New function.
+ (libffi_init): Build the testglue wrapper if needed.
+
+2004-10-25 Eric Botcazou <ebotcazou at libertysurf.fr>
+
+ PR other/18138
+ * testsuite/lib/libffi-dg.exp: Accept more than one multilib libgcc.
+
+2004-10-25 Kazuhiro Inaoka <inaoka.kazuhiro at renesas.com>
+
+ * src/m32r/libffitarget.h (FFI_CLOSURES): Set to 0.
+
+2004-10-20 Kaz Kojima <kkojima at gcc.gnu.org>
+
+ * src/sh/sysv.S (ffi_call_SYSV): Don't align for double data.
+ * testsuite/libffi.call/float3.c: New test case.
+
+2004-10-18 Kaz Kojima <kkojima at gcc.gnu.org>
+
+ * src/sh/ffi.c (ffi_prep_closure): Set T bit in trampoline for
+ the function returning a structure pointed with R2.
+ * src/sh/sysv.S (ffi_closure_SYSV): Use R2 as the pointer to
+ the structure return value if T bit set. Emit position
+ independent code and EH data if PIC.
+
+2004-10-13 Kazuhiro Inaoka <inaoka.kazuhiro at renesas.com>
+
+ * Makefile.am: Add m32r support.
+ * configure.ac: Likewise.
+ * Makefile.in: Regenerate.
+ * confiugre: Regenerate.
+ * src/types.c: Add m32r port to FFI_INTERNAL_TYPEDEF
+ (uint64, sint64, double, longdouble)
+ * src/m32r: New directory.
+ * src/m32r/ffi.c: New file.
+ * src/m32r/sysv.S: Likewise.
+ * src/m32r/ffitarget.h: Likewise.
+
+2004-10-02 Kaz Kojima <kkojima at gcc.gnu.org>
+
+ * testsuite/libffi.call/negint.c: New test case.
+
+2004-09-14 H.J. Lu <hongjiu.lu at intel.com>
+
+ PR libgcj/17465
+ * testsuite/lib/libffi-dg.exp: Don't use global ld_library_path.
+ Set up LD_LIBRARY_PATH, SHLIB_PATH, LD_LIBRARYN32_PATH,
+ LD_LIBRARY64_PATH, LD_LIBRARY_PATH_32, LD_LIBRARY_PATH_64 and
+ DYLD_LIBRARY_PATH.
+
+2004-09-05 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * testsuite/libffi.call/many_win32.c: Remove whitespaces.
+ * testsuite/libffi.call/promotion.c: Likewise.
+ * testsuite/libffi.call/return_ll.c: Remove unused var. Cleanup
+ whitespaces.
+ * testsuite/libffi.call/return_sc.c: Likewise.
+ * testsuite/libffi.call/return_uc.c: Likewise.
+
+2004-09-05 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * src/powerpc/darwin.S: Fix comments and identation.
+ * src/powerpc/darwin_closure.S: Likewise.
+
+2004-09-02 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * src/powerpc/ffi_darwin.c: Add flag for longdouble return values.
+ (ffi_prep_args): Handle longdouble arguments.
+ (ffi_prep_cif_machdep): Set flags for longdouble. Calculate space for
+ longdouble.
+ (ffi_closure_helper_DARWIN): Add closure handling for longdouble.
+ * src/powerpc/darwin.S (_ffi_call_DARWIN): Add handling of longdouble
+ values.
+ * src/powerpc/darwin_closure.S (_ffi_closure_ASM): Likewise.
+ * src/types.c: Defined longdouble size and alignment for darwin.
+
+2004-09-02 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * src/powerpc/aix.S: Remove whitespaces.
+ * src/powerpc/aix_closure.S: Likewise.
+ * src/powerpc/asm.h: Likewise.
+ * src/powerpc/ffi.c: Likewise.
+ * src/powerpc/ffitarget.h: Likewise.
+ * src/powerpc/linux64.S: Likewise.
+ * src/powerpc/linux64_closure.S: Likewise.
+ * src/powerpc/ppc_closure.S: Likewise.
+ * src/powerpc/sysv.S: Likewise.
+
+2004-08-30 Anthony Green <green at redhat.com>
+
+ * Makefile.am: Add frv support.
+ * Makefile.in, testsuite/Makefile.in: Rebuilt.
+ * configure.ac: Read configure.host.
+ * configure.in: Read configure.host.
+ * configure.host: New file. frv-elf needs libgloss.
+ * include/ffi.h.in: Force ffi_closure to have a nice big (8)
+ alignment. This is needed to frv and shouldn't harm the others.
+ * include/ffi_common.h (ALIGN_DOWN): New macro.
+ * src/frv/ffi.c, src/frv/ffitarget.h, src/frv/eabi.S: New files.
+
+2004-08-24 David Daney <daney at avtrex.com>
+
+ * testsuite/libffi.call/closure_fn0.c: Xfail mips64* instead of mips*.
+ * testsuite/libffi.call/closure_fn1.c: Likewise.
+ * testsuite/libffi.call/closure_fn2.c Likewise.
+ * testsuite/libffi.call/closure_fn3.c: Likewise.
+ * testsuite/libffi.call/closure_fn4.c: Likewise.
+ * testsuite/libffi.call/closure_fn5.c: Likewise.
+ * testsuite/libffi.call/cls_18byte.c: Likewise.
+ * testsuite/libffi.call/cls_19byte.c: Likewise.
+ * testsuite/libffi.call/cls_1_1byte.c: Likewise.
+ * testsuite/libffi.call/cls_20byte.c: Likewise.
+ * testsuite/libffi.call/cls_20byte1.c: Likewise.
+ * testsuite/libffi.call/cls_24byte.c: Likewise.
+ * testsuite/libffi.call/cls_2byte.c: Likewise.
+ * testsuite/libffi.call/cls_3_1byte.c: Likewise.
+ * testsuite/libffi.call/cls_3byte1.c: Likewise.
+ * testsuite/libffi.call/cls_3byte2.c: Likewise.
+ * testsuite/libffi.call/cls_4_1byte.c: Likewise.
+ * testsuite/libffi.call/cls_4byte.c: Likewise.
+ * testsuite/libffi.call/cls_64byte.c: Likewise.
+ * testsuite/libffi.call/cls_6byte.c: Likewise.
+ * testsuite/libffi.call/cls_7byte.c: Likewise.
+ * testsuite/libffi.call/cls_8byte.c: Likewise.
+ * testsuite/libffi.call/cls_9byte1.c: Likewise.
+ * testsuite/libffi.call/cls_9byte2.c: Likewise.
+ * testsuite/libffi.call/cls_align_double.c: Likewise.
+ * testsuite/libffi.call/cls_align_float.c: Likewise.
+ * testsuite/libffi.call/cls_align_longdouble.c: Likewise.
+ * testsuite/libffi.call/cls_align_pointer.c: Likewise.
+ * testsuite/libffi.call/cls_align_sint16.c: Likewise.
+ * testsuite/libffi.call/cls_align_sint32.c: Likewise.
+ * testsuite/libffi.call/cls_align_sint64.c: Likewise.
+ * testsuite/libffi.call/cls_align_uint16.c: Likewise.
+ * testsuite/libffi.call/cls_align_uint32.c: Likewise.
+ * testsuite/libffi.call/cls_align_uint64.c: Likewise.
+ * testsuite/libffi.call/cls_double.c: Likewise.
+ * testsuite/libffi.call/cls_float.c: Likewise.
+ * testsuite/libffi.call/cls_multi_schar.c: Likewise.
+ * testsuite/libffi.call/cls_multi_sshort.c: Likewise.
+ * testsuite/libffi.call/cls_multi_sshortchar.c: Likewise.
+ * testsuite/libffi.call/cls_multi_uchar.c: Likewise.
+ * testsuite/libffi.call/cls_multi_ushort.c: Likewise.
+ * testsuite/libffi.call/cls_multi_ushortchar.c: Likewise.
+ * testsuite/libffi.call/cls_schar.c: Likewise.
+ * testsuite/libffi.call/cls_sint.c: Likewise.
+ * testsuite/libffi.call/cls_sshort.c: Likewise.
+ * testsuite/libffi.call/cls_uchar.c: Likewise.
+ * testsuite/libffi.call/cls_uint.c: Likewise.
+ * testsuite/libffi.call/cls_ulonglong.c: Likewise.
+ * testsuite/libffi.call/cls_ushort.c: Likewise.
+ * testsuite/libffi.call/nested_struct.c: Likewise.
+ * testsuite/libffi.call/nested_struct1.c: Likewise.
+ * testsuite/libffi.call/nested_struct2.c: Likewise.
+ * testsuite/libffi.call/nested_struct3.c: Likewise.
+ * testsuite/libffi.call/problem1.c: Likewise.
+ * testsuite/libffi.special/unwindtest.cc: Likewise.
+ * testsuite/libffi.call/cls_12byte.c: Likewise and set return value
+ to zero.
+ * testsuite/libffi.call/cls_16byte.c: Likewise.
+ * testsuite/libffi.call/cls_5byte.c: Likewise.
+
+2004-08-23 David Daney <daney at avtrex.com>
+
+ PR libgcj/13141
+ * src/mips/ffitarget.h (FFI_O32_SOFT_FLOAT): New ABI.
+ * src/mips/ffi.c (ffi_prep_args): Fix alignment calculation.
+ (ffi_prep_cif_machdep): Handle FFI_O32_SOFT_FLOAT floating point
+ parameters and return types.
+ (ffi_call): Handle FFI_O32_SOFT_FLOAT ABI.
+ (ffi_prep_closure): Ditto.
+ (ffi_closure_mips_inner_O32): Handle FFI_O32_SOFT_FLOAT ABI, fix
+ alignment calculations.
+ * src/mips/o32.S (ffi_closure_O32): Don't use floating point
+ instructions if FFI_O32_SOFT_FLOAT, make stack frame ABI compliant.
+
+2004-08-14 Casey Marshall <csm at gnu.org>
+
+ * src/mips/ffi.c (ffi_pref_cif_machdep): set `cif->flags' to
+ contain `FFI_TYPE_UINT64' as return type for any 64-bit
+ integer (O32 ABI only).
+ (ffi_prep_closure): new function.
+ (ffi_closure_mips_inner_O32): new function.
+ * src/mips/ffitarget.h: Define `FFI_CLOSURES' and
+ `FFI_TRAMPOLINE_SIZE' appropriately if the ABI is o32.
+ * src/mips/o32.S (ffi_call_O32): add labels for .eh_frame. Return
+ 64 bit integers correctly.
+ (ffi_closure_O32): new function.
+ Added DWARF-2 unwind info for both functions.
+
+2004-08-10 Andrew Haley <aph at redhat.com>
+
+ * src/x86/ffi64.c (ffi_prep_args ): 8-align all stack arguments.
+
+2004-08-01 Robert Millan <robertmh at gnu.org>
+
+ * configure.ac: Detect knetbsd-gnu and kfreebsd-gnu.
+ * configure: Regenerate.
+
+2004-07-30 Maciej W. Rozycki <macro at linux-mips.org>
+
+ * acinclude.m4 (AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
+ and mmap() explicitly instead of relying on preset autoconf cache
+ variables.
+ * aclocal.m4: Regenerate.
+ * configure: Regenerate.
+
+2004-07-11 Ulrich Weigand <uweigand at de.ibm.com>
+
+ * src/s390/ffi.c (ffi_prep_args): Fix C aliasing violation.
+ (ffi_check_float_struct): Remove unused prototype.
+
+2004-06-30 Geoffrey Keating <geoffk at apple.com>
+
+ * src/powerpc/ffi_darwin.c (flush_icache): ';' is a comment
+ character on Darwin, use '\n\t' instead.
+
+2004-06-26 Matthias Klose <doko at debian.org>
+
+ * libtool-version: Fix typo in revision/age.
+
+2004-06-17 Matthias Klose <doko at debian.org>
+
+ * libtool-version: New.
+ * Makefile.am (libffi_la_LDFLAGS): Use -version-info for soname.
+ * Makefile.in: Regenerate.
+
+2004-06-15 Paolo Bonzini <bonzini at gnu.org>
+
+ * Makefile.am: Remove useless multilib rules.
+ * Makefile.in: Regenerate.
+ * aclocal.m4: Regenerate with automake 1.8.5.
+ * configure.ac: Remove useless multilib configury.
+ * configure: Regenerate.
+
+2004-06-15 Paolo Bonzini <bonzini at gnu.org>
+
+ * .cvsignore: New file.
+
+2004-06-10 Jakub Jelinek <jakub at redhat.com>
+
+ * src/ia64/unix.S (ffi_call_unix): Insert group barrier break
+ fp_done.
+ (ffi_closure_UNIX): Fix f14/f15 adjustment if FLOAT_SZ is ever
+ changed from 8.
+
+2004-06-06 Sean McNeil <sean at mcneil.com>
+
+ * configure.ac: Add x86_64-*-freebsd* support.
+ * configure: Regenerate.
+
+2004-04-26 Joe Buck <jbuck at welsh-buck.org>
+
+ Bug 15093
+ * configure.ac: Test for existence of mmap and sys/mman.h before
+ checking blacklist. Fix suggested by Jim Wilson.
+ * configure: Regenerate.
+
+2004-04-26 Matt Austern <austern at apple.com>
+
+ * src/powerpc/darwin.S: Go through a non-lazy pointer for initial
+ FDE location.
+ * src/powerpc/darwin_closure.S: Likewise.
+
+2004-04-24 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * testsuite/libffi.call/cls_multi_schar.c (main): Fix initialization
+ error. Reported by Thomas Heller <theller at python.net>.
+ * testsuite/libffi.call/cls_multi_sshort.c (main): Likewise.
+ * testsuite/libffi.call/cls_multi_ushort.c (main): Likewise.
+
+2004-03-20 Matthias Klose <doko at debian.org>
+
+ * src/pa/linux.S: Fix typo.
+
+2004-03-19 Matthias Klose <doko at debian.org>
+
+ * Makefile.am: Update.
+ * Makefile.in: Regenerate.
+ * src/pa/ffi.h.in: Remove.
+ * src/pa/ffitarget.h: New file.
+
+2004-02-10 Randolph Chung <tausq at debian.org>
+
+ * Makefile.am: Add PA support.
+ * Makefile.in: Regenerate.
+ * include/Makefile.in: Regenerate.
+ * configure.ac: Add PA target.
+ * configure: Regenerate.
+ * src/pa/ffi.c: New file.
+ * src/pa/ffi.h.in: Add PA support.
+ * src/pa/linux.S: New file.
+ * prep_cif.c: Add PA support.
+
+2004-03-16 Hosaka Yuji <hos at tamanegi.org>
+
+ * src/types.c: Fix alignment size of X86_WIN32 case int64 and
+ double.
+ * src/x86/ffi.c (ffi_prep_args): Replace ecif->cif->rtype->type
+ with ecif->cif->flags.
+ (ffi_call, ffi_prep_incoming_args_SYSV): Replace cif->rtype->type
+ with cif->flags.
+ (ffi_prep_cif_machdep): Add X86_WIN32 struct case.
+ (ffi_closure_SYSV): Add 1 or 2-bytes struct case for X86_WIN32.
+ * src/x86/win32.S (retstruct1b, retstruct2b, sc_retstruct1b,
+ sc_retstruct2b): Add for 1 or 2-bytes struct case.
+
+2004-03-15 Kelley Cook <kcook at gcc.gnu.org>
+
+ * configure.in: Rename file to ...
+ * configure.ac: ... this.
+ * fficonfig.h.in: Regenerate.
+ * Makefile.in: Regenerate.
+ * include/Makefile.in: Regenerate.
+ * testsuite/Makefile.in: Regenerate.
+
+2004-03-12 Matt Austern <austern at apple.com>
+
+ * src/powerpc/darwin.S: Fix EH information so it corresponds to
+ changes in EH format resulting from addition of linkonce support.
+ * src/powerpc/darwin_closure.S: Likewise.
+
+2004-03-11 Andreas Tobler <a.tobler at schweiz.ch>
+ Paolo Bonzini <bonzini at gnu.org>
+
+ * Makefile.am (AUTOMAKE_OPTIONS): Set them.
+ Remove VPATH. Remove rules for object files. Remove multilib support.
+ (AM_CCASFLAGS): Add.
+ * configure.in (AC_CONFIG_HEADERS): Relace AM_CONFIG_HEADER.
+ (AC_PREREQ): Bump version to 2.59.
+ (AC_INIT): Fill with version info and bug address.
+ (ORIGINAL_LD_FOR_MULTILIBS): Remove.
+ (AM_ENABLE_MULTILIB): Use this instead of AC_ARG_ENABLE.
+ De-precious CC so that the right flags are passed down to multilibs.
+ (AC_MSG_ERROR): Replace obsolete macro AC_ERROR.
+ (AC_CONFIG_FILES): Replace obsolete macro AC_LINK_FILES.
+ (AC_OUTPUT): Reorganize the output with AC_CONFIG_COMMANDS.
+ * configure: Rebuilt.
+ * aclocal.m4: Likewise.
+ * Makefile.in, include/Makefile.in, testsuite/Makefile.in: Likewise.
+ * fficonfig.h.in: Likewise.
+
+2004-03-11 Andreas Schwab <schwab at suse.de>
+
+ * src/ia64/ffi.c (ffi_prep_incoming_args_UNIX): Get floating point
+ arguments from fp registers only for the first 8 parameter slots.
+ Don't convert a float parameter when passed in memory.
+
+2004-03-09 Hans-Peter Nilsson <hp at axis.com>
+
+ * configure: Regenerate for config/accross.m4 correction.
+
+2004-02-25 Matt Kraai <kraai at alumni.cmu.edu>
+
+ * src/powerpc/ffi.c (ffi_prep_args_SYSV): Change
+ ecif->cif->bytes to bytes.
+ (ffi_prep_cif_machdep): Add braces around nested if statement.
+
+2004-02-09 Alan Modra <amodra at bigpond.net.au>
+
+ * src/types.c (pointer): POWERPC64 has 8 byte pointers.
+
+ * src/powerpc/ffi.c (ffi_prep_args64): Correct long double handling.
+ (ffi_closure_helper_LINUX64): Fix typo.
+ * testsuite/libffi.call/cls_align_longdouble.c: Pass -mlong-double-128
+ for powerpc64-*-*.
+ * testsuite/libffi.call/float.c: Likewise.
+ * testsuite/libffi.call/float2.c: Likewise.
+
+2004-02-08 Alan Modra <amodra at bigpond.net.au>
+
+ * src/powerpc/ffi.c (ffi_prep_cif_machdep <FFI_LINUX64>): Correct
+ long double function return and long double arg handling.
+ (ffi_closure_helper_LINUX64): Formatting. Delete unused "ng" var.
+ Use "end_pfr" instead of "nf". Correct long double handling.
+ Localise "temp".
+ * src/powerpc/linux64.S (ffi_call_LINUX64): Save f2 long double
+ return value.
+ * src/powerpc/linux64_closure.S (ffi_closure_LINUX64): Allocate
+ space for long double return value. Adjust stack frame and offsets.
+ Load f2 long double return.
+
+2004-02-07 Alan Modra <amodra at bigpond.net.au>
+
+ * src/types.c: Use 16 byte long double for POWERPC64.
+
+2004-01-25 Eric Botcazou <ebotcazou at libertysurf.fr>
+
+ * src/sparc/ffi.c (ffi_prep_args_v9): Shift the parameter array
+ when the structure return address is passed in %o0.
+ (ffi_V9_return_struct): Rename into ffi_v9_layout_struct.
+ (ffi_v9_layout_struct): Align the field following a nested structure
+ on a word boundary. Use memmove instead of memcpy.
+ (ffi_call): Update call to ffi_V9_return_struct.
+ (ffi_prep_closure): Define 'ctx' only for V8.
+ (ffi_closure_sparc_inner): Clone into ffi_closure_sparc_inner_v8
+ and ffi_closure_sparc_inner_v9.
+ (ffi_closure_sparc_inner_v8): Return long doubles by reference.
+ Always skip the structure return address. For structures and long
+ doubles, copy the argument directly.
+ (ffi_closure_sparc_inner_v9): Skip the structure return address only
+ if required. Shift the maximum floating-point slot accordingly. For
+ big structures, copy the argument directly; otherwise, left-justify the
+ argument and call ffi_v9_layout_struct to lay out the structure on
+ the stack.
+ * src/sparc/v8.S: Undef STACKFRAME before defining it.
+ (ffi_closure_v8): Pass the structure return address. Update call to
+ ffi_closure_sparc_inner_v8. Short-circuit FFI_TYPE_INT handling.
+ Skip the 'unimp' insn when returning long doubles and structures.
+ * src/sparc/v9.S: Undef STACKFRAME before defining it.
+ (ffi_closure_v9): Increase the frame size by 2 words. Short-circuit
+ FFI_TYPE_INT handling. Load structures both in integers and
+ floating-point registers on return.
+ * README: Update status of the SPARC port.
+
+2004-01-24 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * testsuite/libffi.call/pyobjc-tc.c (main): Treat result value
+ as of type ffi_arg.
+ * testsuite/libffi.call/struct3.c (main): Fix CHECK.
+
+2004-01-22 Ulrich Weigand <uweigand at de.ibm.com>
+
+ * testsuite/libffi.call/cls_uint.c (cls_ret_uint_fn): Treat result
+ value as of type ffi_arg, not unsigned int.
+
+2004-01-21 Michael Ritzert <ritzert at t-online.de>
+
+ * ffi64.c (ffi_prep_args): Cast the RHS of an assignment instead
+ of the LHS.
+
+2004-01-12 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * testsuite/lib/libffi-dg.exp: Set LD_LIBRARY_PATH_32 for
+ Solaris.
+
+2004-01-08 Rainer Orth <ro at TechFak.Uni-Bielefeld.DE>
+
+ * testsuite/libffi.call/ffitest.h (allocate_mmap): Cast MAP_FAILED
+ to void *.
+
+2003-12-10 Richard Henderson <rth at redhat.com>
+
+ * testsuite/libffi.call/cls_align_pointer.c: Cast pointers to
+ size_t instead of int.
+
+2003-12-04 Hosaka Yuji <hos at tamanegi.org>
+
+ * testsuite/libffi.call/many_win32.c: Include <float.h>.
+ * testsuite/libffi.call/many_win32.c (main): Replace variable
+ int i with unsigned long ul.
+
+ * testsuite/libffi.call/cls_align_uint64.c: New test case.
+ * testsuite/libffi.call/cls_align_sint64.c: Likewise.
+ * testsuite/libffi.call/cls_align_uint32.c: Likewise.
+ * testsuite/libffi.call/cls_align_sint32.c: Likewise.
+ * testsuite/libffi.call/cls_align_uint16.c: Likewise.
+ * testsuite/libffi.call/cls_align_sint16.c: Likewise.
+ * testsuite/libffi.call/cls_align_float.c: Likewise.
+ * testsuite/libffi.call/cls_align_double.c: Likewise.
+ * testsuite/libffi.call/cls_align_longdouble.c: Likewise.
+ * testsuite/libffi.call/cls_align_pointer.c: Likewise.
+
+2003-12-02 Hosaka Yuji <hos at tamanegi.org>
+
+ PR other/13221
+ * src/x86/ffi.c (ffi_prep_args, ffi_prep_incoming_args_SYSV):
+ Align arguments to 32 bits.
+
+2003-12-01 Andreas Tobler <a.tobler at schweiz.ch>
+
+ PR other/13221
+ * testsuite/libffi.call/cls_multi_sshort.c: New test case.
+ * testsuite/libffi.call/cls_multi_sshortchar.c: Likewise.
+ * testsuite/libffi.call/cls_multi_uchar.c: Likewise.
+ * testsuite/libffi.call/cls_multi_schar.c: Likewise.
+ * testsuite/libffi.call/cls_multi_ushortchar.c: Likewise.
+ * testsuite/libffi.call/cls_multi_ushort.c: Likewise.
+
+ * testsuite/libffi.special/unwindtest.cc: Cosmetics.
+
+2003-11-26 Kaveh R. Ghazi <ghazi at caip.rutgers.edu>
+
+ * testsuite/libffi.call/ffitest.h: Include <fcntl.h>.
+ * testsuite/libffi.special/ffitestcxx.h: Likewise.
+
+2003-11-22 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * Makefile.in: Rebuilt.
+ * configure: Likewise.
+ * testsuite/libffi.special/unwindtest.cc: Convert the mmap to
+ the right type.
+
+2003-11-21 Andreas Jaeger <aj at suse.de>
+ Andreas Tobler <a.tobler at schweiz.ch>
+
+ * acinclude.m4: Add AC_FUNC_MMAP_BLACKLIST.
+ * configure.in: Call AC_FUNC_MMAP_BLACKLIST.
+ * Makefile.in: Rebuilt.
+ * aclocal.m4: Likewise.
+ * configure: Likewise.
+ * fficonfig.h.in: Likewise.
+ * testsuite/lib/libffi-dg.exp: Add include dir.
+ * testsuite/libffi.call/ffitest.h: Add MMAP definitions.
+ * testsuite/libffi.special/ffitestcxx.h: Likewise.
+ * testsuite/libffi.call/closure_fn0.c: Use MMAP functionality
+ for ffi_closure if available.
+ * testsuite/libffi.call/closure_fn1.c: Likewise.
+ * testsuite/libffi.call/closure_fn2.c: Likewise.
+ * testsuite/libffi.call/closure_fn3.c: Likewise.
+ * testsuite/libffi.call/closure_fn4.c: Likewise.
+ * testsuite/libffi.call/closure_fn5.c: Likewise.
+ * testsuite/libffi.call/cls_12byte.c: Likewise.
+ * testsuite/libffi.call/cls_16byte.c: Likewise.
+ * testsuite/libffi.call/cls_18byte.c: Likewise.
+ * testsuite/libffi.call/cls_19byte.c: Likewise.
+ * testsuite/libffi.call/cls_1_1byte.c: Likewise.
+ * testsuite/libffi.call/cls_20byte.c: Likewise.
+ * testsuite/libffi.call/cls_20byte1.c: Likewise.
+ * testsuite/libffi.call/cls_24byte.c: Likewise.
+ * testsuite/libffi.call/cls_2byte.c: Likewise.
+ * testsuite/libffi.call/cls_3_1byte.c: Likewise.
+ * testsuite/libffi.call/cls_3byte1.c: Likewise.
+ * testsuite/libffi.call/cls_3byte2.c: Likewise.
+ * testsuite/libffi.call/cls_4_1byte.c: Likewise.
+ * testsuite/libffi.call/cls_4byte.c: Likewise.
+ * testsuite/libffi.call/cls_5byte.c: Likewise.
+ * testsuite/libffi.call/cls_64byte.c: Likewise.
+ * testsuite/libffi.call/cls_6byte.c: Likewise.
+ * testsuite/libffi.call/cls_7byte.c: Likewise.
+ * testsuite/libffi.call/cls_8byte.c: Likewise.
+ * testsuite/libffi.call/cls_9byte1.c: Likewise.
+ * testsuite/libffi.call/cls_9byte2.c: Likewise.
+ * testsuite/libffi.call/cls_double.c: Likewise.
+ * testsuite/libffi.call/cls_float.c: Likewise.
+ * testsuite/libffi.call/cls_schar.c: Likewise.
+ * testsuite/libffi.call/cls_sint.c: Likewise.
+ * testsuite/libffi.call/cls_sshort.c: Likewise.
+ * testsuite/libffi.call/cls_uchar.c: Likewise.
+ * testsuite/libffi.call/cls_uint.c: Likewise.
+ * testsuite/libffi.call/cls_ulonglong.c: Likewise.
+ * testsuite/libffi.call/cls_ushort.c: Likewise.
+ * testsuite/libffi.call/nested_struct.c: Likewise.
+ * testsuite/libffi.call/nested_struct1.c: Likewise.
+ * testsuite/libffi.call/nested_struct2.c: Likewise.
+ * testsuite/libffi.call/nested_struct3.c: Likewise.
+ * testsuite/libffi.call/problem1.c: Likewise.
+ * testsuite/libffi.special/unwindtest.cc: Likewise.
+
+2003-11-20 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * testsuite/lib/libffi-dg.exp: Make the -lgcc_s conditional.
+
+2003-11-19 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * testsuite/lib/libffi-dg.exp: Add DYLD_LIBRARY_PATH for darwin.
+ Add -lgcc_s to additional flags.
+
+2003-11-12 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * configure.in, include/Makefile.am: PR libgcj/11147, install
+ the ffitarget.h header file in a gcc versioned and target
+ dependent place.
+ * configure: Regenerated.
+ * Makefile.in, include/Makefile.in: Likewise.
+ * testsuite/Makefile.in: Likewise.
+
+2003-11-09 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * testsuite/libffi.call/closure_fn0.c: Print result and check
+ with dg-output to make debugging easier.
+ * testsuite/libffi.call/closure_fn1.c: Likewise.
+ * testsuite/libffi.call/closure_fn2.c: Likewise.
+ * testsuite/libffi.call/closure_fn3.c: Likewise.
+ * testsuite/libffi.call/closure_fn4.c: Likewise.
+ * testsuite/libffi.call/closure_fn5.c: Likewise.
+ * testsuite/libffi.call/cls_12byte.c: Likewise.
+ * testsuite/libffi.call/cls_16byte.c: Likewise.
+ * testsuite/libffi.call/cls_18byte.c: Likewise.
+ * testsuite/libffi.call/cls_19byte.c: Likewise.
+ * testsuite/libffi.call/cls_1_1byte.c: Likewise.
+ * testsuite/libffi.call/cls_20byte.c: Likewise.
+ * testsuite/libffi.call/cls_20byte1.c: Likewise.
+ * testsuite/libffi.call/cls_24byte.c: Likewise.
+ * testsuite/libffi.call/cls_2byte.c: Likewise.
+ * testsuite/libffi.call/cls_3_1byte.c: Likewise.
+ * testsuite/libffi.call/cls_3byte1.c: Likewise.
+ * testsuite/libffi.call/cls_3byte2.c: Likewise.
+ * testsuite/libffi.call/cls_4_1byte.c: Likewise.
+ * testsuite/libffi.call/cls_4byte.c: Likewise.
+ * testsuite/libffi.call/cls_5byte.c: Likewise.
+ * testsuite/libffi.call/cls_64byte.c: Likewise.
+ * testsuite/libffi.call/cls_6byte.c: Likewise.
+ * testsuite/libffi.call/cls_7byte.c: Likewise.
+ * testsuite/libffi.call/cls_8byte.c: Likewise.
+ * testsuite/libffi.call/cls_9byte1.c: Likewise.
+ * testsuite/libffi.call/cls_9byte2.c: Likewise.
+ * testsuite/libffi.call/cls_double.c: Likewise.
+ * testsuite/libffi.call/cls_float.c: Likewise.
+ * testsuite/libffi.call/cls_schar.c: Likewise.
+ * testsuite/libffi.call/cls_sint.c: Likewise.
+ * testsuite/libffi.call/cls_sshort.c: Likewise.
+ * testsuite/libffi.call/cls_uchar.c: Likewise.
+ * testsuite/libffi.call/cls_uint.c: Likewise.
+ * testsuite/libffi.call/cls_ulonglong.c: Likewise.
+ * testsuite/libffi.call/cls_ushort.c: Likewise.
+ * testsuite/libffi.call/problem1.c: Likewise.
+
+ * testsuite/libffi.special/unwindtest.cc: Make ffi_closure
+ static.
+
+2003-11-08 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * testsuite/libffi.call/cls_9byte2.c: New test case.
+ * testsuite/libffi.call/cls_9byte1.c: Likewise.
+ * testsuite/libffi.call/cls_64byte.c: Likewise.
+ * testsuite/libffi.call/cls_20byte1.c: Likewise.
+ * testsuite/libffi.call/cls_19byte.c: Likewise.
+ * testsuite/libffi.call/cls_18byte.c: Likewise.
+ * testsuite/libffi.call/closure_fn4.c: Likewise.
+ * testsuite/libffi.call/closure_fn5.c: Likewise.
+ * testsuite/libffi.call/cls_schar.c: Likewise.
+ * testsuite/libffi.call/cls_sint.c: Likewise.
+ * testsuite/libffi.call/cls_sshort.c: Likewise.
+ * testsuite/libffi.call/nested_struct2.c: Likewise.
+ * testsuite/libffi.call/nested_struct3.c: Likewise.
+
+2003-11-08 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * testsuite/libffi.call/cls_double.c: Do a check on the result.
+ * testsuite/libffi.call/cls_uchar.c: Likewise.
+ * testsuite/libffi.call/cls_uint.c: Likewise.
+ * testsuite/libffi.call/cls_ulonglong.c: Likewise.
+ * testsuite/libffi.call/cls_ushort.c: Likewise.
+ * testsuite/libffi.call/return_sc.c: Cleanup whitespaces.
+
+2003-11-06 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * src/prep_cif.c (ffi_prep_cif): Move the validity check after
+ the initialization.
+
+2003-10-23 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * src/java_raw_api.c (ffi_java_ptrarray_to_raw): Replace
+ FFI_ASSERT(FALSE) with FFI_ASSERT(0).
+
+2003-10-22 David Daney <ddaney at avtrex.com>
+
+ * src/mips/ffitarget.h: Replace undefined UINT32 and friends with
+ __attribute__((__mode__(__SI__))) and friends.
+
+2003-10-22 Andreas Schwab <schwab at suse.de>
+
+ * src/ia64/ffi.c: Replace FALSE/TRUE with false/true.
+
+2003-10-21 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * configure.in: AC_LINK_FILES(ffitarget.h).
+ * configure: Regenerate.
+ * Makefile.in: Likewise.
+ * include/Makefile.in: Likewise.
+ * testsuite/Makefile.in: Likewise.
+ * fficonfig.h.in: Likewise.
+
+2003-10-21 Paolo Bonzini <bonzini at gnu.org>
+ Richard Henderson <rth at redhat.com>
+
+ Avoid that ffi.h includes fficonfig.h.
+
+ * Makefile.am (EXTRA_DIST): Include ffitarget.h files
+ (TARGET_SRC_MIPS_GCC): Renamed to TARGET_SRC_MIPS_IRIX.
+ (TARGET_SRC_MIPS_SGI): Removed.
+ (MIPS_GCC): Renamed to TARGET_SRC_MIPS_IRIX.
+ (MIPS_SGI): Removed.
+ (CLEANFILES): Removed.
+ (mostlyclean-am, clean-am, mostlyclean-sub, clean-sub): New
+ targets.
+ * acconfig.h: Removed.
+ * configure.in: Compute sizeofs only for double and long double.
+ Use them to define and subst HAVE_LONG_DOUBLE. Include comments
+ into AC_DEFINE instead of using acconfig.h. Create
+ include/ffitarget.h instead of include/fficonfig.h. Rename
+ MIPS_GCC to MIPS_IRIX, drop MIPS_SGI since we are in gcc's tree.
+ AC_DEFINE EH_FRAME_FLAGS.
+ * include/Makefile.am (DISTCLEANFILES): New automake macro.
+ (hack_DATA): Add ffitarget.h.
+ * include/ffi.h.in: Remove all system specific definitions.
+ Declare raw API even if it is not installed, why bother?
+ Use limits.h instead of SIZEOF_* to define ffi_type_*. Do
+ not define EH_FRAME_FLAGS, it is in fficonfig.h now. Include
+ ffitarget.h instead of fficonfig.h. Remove ALIGN macro.
+ (UINT_ARG, INT_ARG): Removed, use ffi_arg and ffi_sarg instead.
+ * include/ffi_common.h (bool): Do not define.
+ (ffi_assert): Accept failed assertion.
+ (ffi_type_test): Return void and accept file/line.
+ (FFI_ASSERT): Pass stringized failed assertion.
+ (FFI_ASSERT_AT): New macro.
+ (FFI_ASSERT_VALID_TYPE): New macro.
+ (UINT8, SINT8, UINT16, SINT16, UINT32, SINT32,
+ UINT64, SINT64): Define here with gcc's __attribute__ macro
+ instead of in ffi.h
+ (FLOAT32, ALIGN): Define here instead of in ffi.h
+ * include/ffi-mips.h: Removed. Its content moved to
+ src/mips/ffitarget.h after separating assembly and C sections.
+ * src/alpha/ffi.c, src/alpha/ffi.c, src/java_raw_api.c
+ src/prep_cif.c, src/raw_api.c, src/ia64/ffi.c,
+ src/mips/ffi.c, src/mips/n32.S, src/mips/o32.S,
+ src/mips/ffitarget.h, src/sparc/ffi.c, src/x86/ffi64.c:
+ SIZEOF_ARG -> FFI_SIZEOF_ARG.
+ * src/ia64/ffi.c: Include stdbool.h (provided by GCC 2.95+).
+ * src/debug.c (ffi_assert): Accept stringized failed assertion.
+ (ffi_type_test): Rewritten.
+ * src/prep-cif.c (initialize_aggregate, ffi_prep_cif): Call
+ FFI_ASSERT_VALID_TYPE.
+ * src/alpha/ffitarget.h, src/arm/ffitarget.h,
+ src/ia64/ffitarget.h, src/m68k/ffitarget.h,
+ src/mips/ffitarget.h, src/powerpc/ffitarget.h,
+ src/s390/ffitarget.h, src/sh/ffitarget.h,
+ src/sh64/ffitarget.h, src/sparc/ffitarget.h,
+ src/x86/ffitarget.h: New files.
+ * src/alpha/osf.S, src/arm/sysv.S, src/ia64/unix.S,
+ src/m68k/sysv.S, src/mips/n32.S, src/mips/o32.S,
+ src/powerpc/aix.S, src/powerpc/darwin.S,
+ src/powerpc/ffi_darwin.c, src/powerpc/linux64.S,
+ src/powerpc/linux64_closure.S, src/powerpc/ppc_closure.S,
+ src/powerpc/sysv.S, src/s390/sysv.S, src/sh/sysv.S,
+ src/sh64/sysv.S, src/sparc/v8.S, src/sparc/v9.S,
+ src/x86/sysv.S, src/x86/unix64.S, src/x86/win32.S:
+ include fficonfig.h
+
+2003-10-20 Rainer Orth <ro at TechFak.Uni-Bielefeld.DE>
+
+ * src/mips/ffi.c: Use _ABIN32, _ABIO32 instead of external
+ _MIPS_SIM_NABI32, _MIPS_SIM_ABI32.
+
+2003-10-19 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * src/powerpc/ffi_darwin.c (ffi_prep_args): Declare bytes again.
+ Used when FFI_DEBUG = 1.
+
+2003-10-14 Alan Modra <amodra at bigpond.net.au>
+
+ * src/types.c (double, longdouble): Default POWERPC64 to 8 byte size
+ and align.
+
+2003-10-06 Rainer Orth <ro at TechFak.Uni-Bielefeld.DE>
+
+ * include/ffi_mips.h: Define FFI_MIPS_N32 for N32/N64 ABIs,
+ FFI_MIPS_O32 for O32 ABI.
+
+2003-10-01 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * testsuite/lib/libffi-dg.exp: Set LD_LIBRARY_PATH_64 for
+ SPARC64. Cleanup whitespaces.
+
+2003-09-19 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * testsuite/libffi.call/closure_fn0.c: Xfail mips, arm,
+ strongarm, xscale. Cleanup whitespaces.
+ * testsuite/libffi.call/closure_fn1.c: Likewise.
+ * testsuite/libffi.call/closure_fn2.c: Likewise.
+ * testsuite/libffi.call/closure_fn3.c: Likewise.
+ * testsuite/libffi.call/cls_12byte.c: Likewise.
+ * testsuite/libffi.call/cls_16byte.c: Likewise.
+ * testsuite/libffi.call/cls_1_1byte.c: Likewise.
+ * testsuite/libffi.call/cls_20byte.c: Likewise.
+ * testsuite/libffi.call/cls_24byte.c: Likewise.
+ * testsuite/libffi.call/cls_2byte.c: Likewise.
+ * testsuite/libffi.call/cls_3_1byte.c: Likewise.
+ * testsuite/libffi.call/cls_3byte1.c: Likewise.
+ * testsuite/libffi.call/cls_3byte2.c: Likewise.
+ * testsuite/libffi.call/cls_4_1byte.c: Likewise.
+ * testsuite/libffi.call/cls_4byte.c: Likewise.
+ * testsuite/libffi.call/cls_5byte.c: Likewise.
+ * testsuite/libffi.call/cls_6byte.c: Likewise.
+ * testsuite/libffi.call/cls_7byte.c: Likewise.
+ * testsuite/libffi.call/cls_8byte.c: Likewise.
+ * testsuite/libffi.call/cls_double.c: Likewise.
+ * testsuite/libffi.call/cls_float.c: Likewise.
+ * testsuite/libffi.call/cls_uchar.c: Likewise.
+ * testsuite/libffi.call/cls_uint.c: Likewise.
+ * testsuite/libffi.call/cls_ulonglong.c: Likewise.
+ * testsuite/libffi.call/cls_ushort.c: Likewise.
+ * testsuite/libffi.call/nested_struct.c: Likewise.
+ * testsuite/libffi.call/nested_struct1.c: Likewise.
+ * testsuite/libffi.call/problem1.c: Likewise.
+ * testsuite/libffi.special/unwindtest.cc: Likewise.
+ * testsuite/libffi.call/pyobjc-tc.c: Cleanup whitespaces.
+
+2003-09-18 David Edelsohn <edelsohn at gnu.org>
+
+ * src/powerpc/aix.S: Cleanup whitespaces.
+ * src/powerpc/aix_closure.S: Likewise.
+
+2003-09-18 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * src/powerpc/darwin.S: Cleanup whitespaces, comment formatting.
+ * src/powerpc/darwin_closure.S: Likewise.
+ * src/powerpc/ffi_darwin.c: Likewise.
+
+2003-09-18 Andreas Tobler <a.tobler at schweiz.ch>
+ David Edelsohn <edelsohn at gnu.org>
+
+ * src/types.c (double): Add AIX and Darwin to the right TYPEDEF.
+ * src/powerpc/aix_closure.S: Remove the pointer to the outgoing
+ parameter stack.
+ * src/powerpc/darwin_closure.S: Likewise.
+ * src/powerpc/ffi_darwin.c (ffi_prep_args): Handle structures
+ according to the Darwin/AIX ABI.
+ (ffi_prep_cif_machdep): Likewise.
+ (ffi_closure_helper_DARWIN): Likewise.
+ Remove the outgoing parameter stack logic. Simplify the evaluation
+ of the different CASE types.
+ (ffi_prep_clousure): Avoid the casts on lvalues. Change the branch
+ statement in the trampoline code.
+
+2003-09-18 Kaz Kojima <kkojima at gcc.gnu.org>
+
+ * src/sh/ffi.c (ffi_prep_args): Take account into the alignement
+ for the register size.
+ (ffi_closure_helper_SYSV): Handle the structure return value
+ address correctly.
+ (ffi_closure_helper_SYSV): Return the appropriate type when
+ the registers are used for the structure return value.
+ * src/sh/sysv.S (ffi_closure_SYSV): Fix the stack layout for
+ the 64-bit return value. Update copyright years.
+
+2003-09-17 Rainer Orth <ro at TechFak.Uni-Bielefeld.DE>
+
+ * testsuite/lib/libffi-dg.exp (libffi_target_compile): Search in
+ srcdir for ffi_mips.h.
+
+2003-09-12 Alan Modra <amodra at bigpond.net.au>
+
+ * src/prep_cif.c (initialize_aggregate): Include tail padding in
+ structure size.
+ * src/powerpc/linux64_closure.S (ffi_closure_LINUX64): Correct
+ placement of float result.
+ * testsuite/libffi.special/unwindtest.cc (closure_test_fn1): Correct
+ cast of "resp" for big-endian 64 bit machines.
+
+2003-09-11 Alan Modra <amodra at bigpond.net.au>
+
+ * src/types.c (double, longdouble): Merge identical SH and ARM
+ typedefs, and add POWERPC64.
+ * src/powerpc/ffi.c (ffi_prep_args64): Correct next_arg calc for
+ struct split over gpr and rest.
+ (ffi_prep_cif_machdep): Correct intarg_count for structures.
+ * src/powerpc/linux64.S (ffi_call_LINUX64): Fix gpr offsets.
+
+2003-09-09 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * src/powerpc/ffi.c (ffi_closure_helper_SYSV) Handle struct
+ passing correctly.
+
+2003-09-09 Alan Modra <amodra at bigpond.net.au>
+
+ * configure: Regenerate.
+
+2003-09-04 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * Makefile.am: Remove build rules for ffitest.
+ * Makefile.in: Rebuilt.
+
+2003-09-04 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * src/java_raw_api.c: Include <stdlib.h> to fix compiler warning
+ about implicit declaration of abort().
+
+2003-09-04 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * Makefile.am: Add dejagnu test framework. Fixes PR other/11411.
+ * Makefile.in: Rebuilt.
+ * configure.in: Add dejagnu test framework.
+ * configure: Rebuilt.
+
+ * testsuite/Makefile.am: New file.
+ * testsuite/Makefile.in: Built
+ * testsuite/lib/libffi-dg.exp: New file.
+ * testsuite/config/default.exp: Likewise.
+ * testsuite/libffi.call/call.exp: Likewise.
+ * testsuite/libffi.call/ffitest.h: Likewise.
+ * testsuite/libffi.call/closure_fn0.c: Likewise.
+ * testsuite/libffi.call/closure_fn1.c: Likewise.
+ * testsuite/libffi.call/closure_fn2.c: Likewise.
+ * testsuite/libffi.call/closure_fn3.c: Likewise.
+ * testsuite/libffi.call/cls_1_1byte.c: Likewise.
+ * testsuite/libffi.call/cls_3_1byte.c: Likewise.
+ * testsuite/libffi.call/cls_4_1byte.c: Likewise.
+ * testsuite/libffi.call/cls_2byte.c: Likewise.
+ * testsuite/libffi.call/cls_3byte1.c: Likewise.
+ * testsuite/libffi.call/cls_3byte2.c: Likewise.
+ * testsuite/libffi.call/cls_4byte.c: Likewise.
+ * testsuite/libffi.call/cls_5byte.c: Likewise.
+ * testsuite/libffi.call/cls_6byte.c: Likewise.
+ * testsuite/libffi.call/cls_7byte.c: Likewise.
+ * testsuite/libffi.call/cls_8byte.c: Likewise.
+ * testsuite/libffi.call/cls_12byte.c: Likewise.
+ * testsuite/libffi.call/cls_16byte.c: Likewise.
+ * testsuite/libffi.call/cls_20byte.c: Likewise.
+ * testsuite/libffi.call/cls_24byte.c: Likewise.
+ * testsuite/libffi.call/cls_double.c: Likewise.
+ * testsuite/libffi.call/cls_float.c: Likewise.
+ * testsuite/libffi.call/cls_uchar.c: Likewise.
+ * testsuite/libffi.call/cls_uint.c: Likewise.
+ * testsuite/libffi.call/cls_ulonglong.c: Likewise.
+ * testsuite/libffi.call/cls_ushort.c: Likewise.
+ * testsuite/libffi.call/float.c: Likewise.
+ * testsuite/libffi.call/float1.c: Likewise.
+ * testsuite/libffi.call/float2.c: Likewise.
+ * testsuite/libffi.call/many.c: Likewise.
+ * testsuite/libffi.call/many_win32.c: Likewise.
+ * testsuite/libffi.call/nested_struct.c: Likewise.
+ * testsuite/libffi.call/nested_struct1.c: Likewise.
+ * testsuite/libffi.call/pyobjc-tc.c: Likewise.
+ * testsuite/libffi.call/problem1.c: Likewise.
+ * testsuite/libffi.call/promotion.c: Likewise.
+ * testsuite/libffi.call/return_ll.c: Likewise.
+ * testsuite/libffi.call/return_sc.c: Likewise.
+ * testsuite/libffi.call/return_uc.c: Likewise.
+ * testsuite/libffi.call/strlen.c: Likewise.
+ * testsuite/libffi.call/strlen_win32.c: Likewise.
+ * testsuite/libffi.call/struct1.c: Likewise.
+ * testsuite/libffi.call/struct2.c: Likewise.
+ * testsuite/libffi.call/struct3.c: Likewise.
+ * testsuite/libffi.call/struct4.c: Likewise.
+ * testsuite/libffi.call/struct5.c: Likewise.
+ * testsuite/libffi.call/struct6.c: Likewise.
+ * testsuite/libffi.call/struct7.c: Likewise.
+ * testsuite/libffi.call/struct8.c: Likewise.
+ * testsuite/libffi.call/struct9.c: Likewise.
+ * testsuite/libffi.special/special.exp: New file.
+ * testsuite/libffi.special/ffitestcxx.h: Likewise.
+ * testsuite/libffi.special/unwindtest.cc: Likewise.
+
+
+2003-08-13 Kaz Kojima <kkojima at gcc.gnu.org>
+
+ * src/sh/ffi.c (OFS_INT16): Set 0 for little endian case. Update
+ copyright years.
+
+2003-08-02 Alan Modra <amodra at bigpond.net.au>
+
+ * src/powerpc/ffi.c (ffi_prep_args64): Modify for changed gcc
+ structure passing.
+ (ffi_closure_helper_LINUX64): Likewise.
+ * src/powerpc/linux64.S: Remove code writing to parm save area.
+ * src/powerpc/linux64_closure.S (ffi_closure_LINUX64): Use return
+ address in lr from ffi_closure_helper_LINUX64 call to calculate
+ table address. Optimize function tail.
+
+2003-07-28 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * src/sparc/ffi.c: Handle all floating point registers.
+ * src/sparc/v9.S: Likewise. Fixes second part of PR target/11410.
+
+2003-07-11 Gerald Pfeifer <pfeifer at dbai.tuwien.ac.at>
+
+ * README: Note that libffi is not part of GCC. Update the project
+ URL and status.
+
+2003-06-19 Franz Sirl <Franz.Sirl-kernel at lauterbach.com>
+
+ * src/powerpc/ppc_closure.S: Include ffi.h.
+
+2003-06-13 Rainer Orth <ro at TechFak.Uni-Bielefeld.DE>
+
+ * src/x86/sysv.S: Avoid gas-only .uleb128/.sleb128 directives.
+ Use C style comments.
+
+2003-06-13 Kaz Kojima <kkojima at rr.iij4u.or.jp>
+
+ * Makefile.am: Add SHmedia support. Fix a typo of SH support.
+ * Makefile.in: Regenerate.
+ * configure.in (sh64-*-linux*, sh5*-*-linux*): Add target.
+ * configure: Regenerate.
+ * include/ffi.h.in: Add SHmedia support.
+ * src/sh64/ffi.c: New file.
+ * src/sh64/sysv.S: New file.
+
+2003-05-16 Jakub Jelinek <jakub at redhat.com>
+
+ * configure.in (HAVE_RO_EH_FRAME): Check whether .eh_frame section
+ should be read-only.
+ * configure: Rebuilt.
+ * fficonfig.h.in: Rebuilt.
+ * include/ffi.h.in (EH_FRAME_FLAGS): Define.
+ * src/alpha/osf.S: Use EH_FRAME_FLAGS.
+ * src/powerpc/linux64.S: Likewise.
+ * src/powerpc/linux64_closure.S: Likewise. Include ffi.h.
+ * src/powerpc/sysv.S: Use EH_FRAME_FLAGS. Use pcrel encoding
+ if -fpic/-fPIC/-mrelocatable.
+ * src/powerpc/powerpc_closure.S: Likewise.
+ * src/sparc/v8.S: If HAVE_RO_EH_FRAME is defined, don't include
+ #write in .eh_frame flags.
+ * src/sparc/v9.S: Likewise.
+ * src/x86/unix64.S: Use EH_FRAME_FLAGS.
+ * src/x86/sysv.S: Likewise. Use pcrel encoding if -fpic/-fPIC.
+ * src/s390/sysv.S: Use EH_FRAME_FLAGS. Include ffi.h.
+
+2003-05-07 Jeff Sturm <jsturm at one-point.com>
+
+ Fixes PR bootstrap/10656
+ * configure.in (HAVE_AS_REGISTER_PSEUDO_OP): Test assembler
+ support for .register pseudo-op.
+ * src/sparc/v8.S: Use it.
+ * fficonfig.h.in: Rebuilt.
+ * configure: Rebuilt.
+
+2003-04-18 Jakub Jelinek <jakub at redhat.com>
+
+ * include/ffi.h.in (POWERPC64): Define if 64-bit.
+ (enum ffi_abi): Add FFI_LINUX64 on POWERPC.
+ Make it the default on POWERPC64.
+ (FFI_TRAMPOLINE_SIZE): Define to 24 on POWERPC64.
+ * configure.in: Change powerpc-*-linux* into powerpc*-*-linux*.
+ * configure: Rebuilt.
+ * src/powerpc/ffi.c (hidden): Define.
+ (ffi_prep_args_SYSV): Renamed from
+ ffi_prep_args. Cast pointers to unsigned long to shut up warnings.
+ (NUM_GPR_ARG_REGISTERS64, NUM_FPR_ARG_REGISTERS64,
+ ASM_NEEDS_REGISTERS64): New.
+ (ffi_prep_args64): New function.
+ (ffi_prep_cif_machdep): Handle FFI_LINUX64 ABI.
+ (ffi_call): Likewise.
+ (ffi_prep_closure): Likewise.
+ (flush_icache): Surround by #ifndef POWERPC64.
+ (ffi_dblfl): New union type.
+ (ffi_closure_helper_SYSV): Use it to avoid aliasing problems.
+ (ffi_closure_helper_LINUX64): New function.
+ * src/powerpc/ppc_closure.S: Surround whole file by #ifndef
+ __powerpc64__.
+ * src/powerpc/sysv.S: Likewise.
+ (ffi_call_SYSV): Rename ffi_prep_args to ffi_prep_args_SYSV.
+ * src/powerpc/linux64.S: New file.
+ * src/powerpc/linux64_closure.S: New file.
+ * Makefile.am (EXTRA_DIST): Add src/powerpc/linux64.S and
+ src/powerpc/linux64_closure.S.
+ (TARGET_SRC_POWERPC): Likewise.
+
+ * src/ffitest.c (closure_test_fn, closure_test_fn1, closure_test_fn2,
+ closure_test_fn3): Fix result printing on big-endian 64-bit
+ machines.
+ (main): Print tst2_arg instead of uninitialized tst2_result.
+
+ * src/ffitest.c (main): Hide what closure pointer really points to
+ from the compiler.
+
+2003-04-16 Richard Earnshaw <rearnsha at arm.com>
+
+ * configure.in (arm-*-netbsdelf*): Add configuration.
+ (configure): Regenerated.
+
+2003-04-04 Loren J. Rittle <ljrittle at acm.org>
+
+ * include/Makefile.in: Regenerate.
+
+2003-03-21 Zdenek Dvorak <rakdver at atrey.karlin.mff.cuni.cz>
+
+ * libffi/include/ffi.h.in: Define X86 instead of X86_64 in 32
+ bit mode.
+ * libffi/src/x86/ffi.c (ffi_closure_SYSV, ffi_closure_raw_SYSV):
+ Receive closure pointer through parameter, read args using
+ __builtin_dwarf_cfa.
+ (FFI_INIT_TRAMPOLINE): Send closure reference through eax.
+
+2003-03-12 Andreas Schwab <schwab at suse.de>
+
+ * configure.in: Avoid trailing /. in toolexeclibdir.
+ * configure: Rebuilt.
+
+2003-03-03 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * src/powerpc/darwin_closure.S: Recode to fit dynamic libraries.
+
+2003-02-06 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * libffi/src/powerpc/darwin_closure.S:
+ Fix alignement bug, allocate 8 bytes for the result.
+ * libffi/src/powerpc/aix_closure.S:
+ Likewise.
+ * libffi/src/powerpc/ffi_darwin.c:
+ Update stackframe description for aix/darwin_closure.S.
+
+2003-02-06 Jakub Jelinek <jakub at redhat.com>
+
+ * src/s390/ffi.c (ffi_closure_helper_SYSV): Add hidden visibility
+ attribute.
+
+2003-01-31 Christian Cornelssen <ccorn at cs.tu-berlin.de>,
+ Andreas Schwab <schwab at suse.de>
+
+ * configure.in: Adjust command to source config-ml.in to account
+ for changes to the libffi_basedir definition.
+ (libffi_basedir): Remove ${srcdir} from value and include trailing
+ slash if nonempty.
+
+ * configure: Regenerate.
+
+2003-01-29 Franz Sirl <Franz.Sirl-kernel at lauterbach.com>
+
+ * src/powerpc/ppc_closure.S: Recode to fit shared libs.
+
+2003-01-28 Andrew Haley <aph at redhat.com>
+
+ * include/ffi.h.in: Enable FFI_CLOSURES for x86_64.
+ * src/x86/ffi64.c (ffi_prep_closure): New.
+ (ffi_closure_UNIX64_inner): New.
+ * src/x86/unix64.S (ffi_closure_UNIX64): New.
+
+2003-01-27 Alexandre Oliva <aoliva at redhat.com>
+
+ * configure.in (toolexecdir, toolexeclibdir): Set and AC_SUBST.
+ Remove USE_LIBDIR conditional.
+ * Makefile.am (toolexecdir, toolexeclibdir): Don't override.
+ * Makefile.in, configure: Rebuilt.
+
+2003-01027 David Edelsohn <edelsohn at gnu.org>
+
+ * Makefile.am (TARGET_SRC_POWERPC_AIX): Fix typo.
+ * Makefile.in: Regenerate.
+
+2003-01-22 Andrew Haley <aph at redhat.com>
+
+ * src/powerpc/darwin.S (_ffi_call_AIX): Add Augmentation size to
+ unwind info.
+
+2003-01-21 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * src/powerpc/darwin.S: Add unwind info.
+ * src/powerpc/darwin_closure.S: Likewise.
+
+2003-01-14 Andrew Haley <aph at redhat.com>
+
+ * src/x86/ffi64.c (ffi_prep_args): Check for void retval.
+ (ffi_prep_cif_machdep): Likewise.
+ * src/x86/unix64.S: Add unwind info.
+
+2003-01-14 Andreas Jaeger <aj at suse.de>
+
+ * src/ffitest.c (main): Only use ffi_closures if those are
+ supported.
+
+2003-01-13 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * libffi/src/ffitest.c
+ add closure testcases
+
+2003-01-13 Kevin B. Hendricks <khendricks at ivey.uwo.ca>
+
+ * libffi/src/powerpc/ffi.c
+ fix alignment bug for float (4 byte aligned iso 8 byte)
+
+2003-01-09 Geoffrey Keating <geoffk at apple.com>
+
+ * src/powerpc/ffi_darwin.c: Remove RCS version string.
+ * src/powerpc/darwin.S: Remove RCS version string.
+
+2003-01-03 Jeff Sturm <jsturm at one-point.com>
+
+ * include/ffi.h.in: Add closure defines for SPARC, SPARC64.
+ * src/ffitest.c (main): Use static storage for closure.
+ * src/sparc/ffi.c (ffi_prep_closure, ffi_closure_sparc_inner): New.
+ * src/sparc/v8.S (ffi_closure_v8): New.
+ * src/sparc/v9.S (ffi_closure_v9): New.
+
+2002-11-10 Ranjit Mathew <rmathew at hotmail.com>
+
+ * include/ffi.h.in: Added FFI_STDCALL ffi_type
+ enumeration for X86_WIN32.
+ * src/x86/win32.S: Added ffi_call_STDCALL function
+ definition.
+ * src/x86/ffi.c (ffi_call/ffi_raw_call): Added
+ switch cases for recognising FFI_STDCALL and
+ calling ffi_call_STDCALL if target is X86_WIN32.
+ * src/ffitest.c (my_stdcall_strlen/stdcall_many):
+ stdcall versions of the "my_strlen" and "many"
+ test functions (for X86_WIN32).
+ Added test cases to test stdcall invocation using
+ these functions.
+
+2002-12-02 Kaz Kojima <kkojima at gcc.gnu.org>
+
+ * src/sh/sysv.S: Add DWARF2 unwind info.
+
+2002-11-27 Ulrich Weigand <uweigand at de.ibm.com>
+
+ * src/s390/sysv.S (.eh_frame section): Make section read-only.
+
+2002-11-26 Jim Wilson <wilson at redhat.com>
+
+ * src/types.c (FFI_TYPE_POINTER): Has size 8 on IA64.
+
+2002-11-23 H.J. Lu <hjl at gnu.org>
+
+ * acinclude.m4: Add dummy AM_PROG_LIBTOOL.
+ Include ../config/accross.m4.
+ * aclocal.m4; Rebuild.
+ * configure: Likewise.
+
+2002-11-15 Ulrich Weigand <uweigand at de.ibm.com>
+
+ * src/s390/sysv.S (.eh_frame section): Adapt to pcrel FDE encoding.
+
+2002-11-11 DJ Delorie <dj at redhat.com>
+
+ * configure.in: Look for common files in the right place.
+
+2002-10-08 Ulrich Weigand <uweigand at de.ibm.com>
+
+ * src/java_raw_api.c (ffi_java_raw_to_ptrarray): Interpret
+ raw data as _Jv_word values, not ffi_raw.
+ (ffi_java_ptrarray_to_raw): Likewise.
+ (ffi_java_rvalue_to_raw): New function.
+ (ffi_java_raw_call): Call it.
+ (ffi_java_raw_to_rvalue): New function.
+ (ffi_java_translate_args): Call it.
+ * src/ffitest.c (closure_test_fn): Interpret return value
+ as ffi_arg, not int.
+ * src/s390/ffi.c (ffi_prep_cif_machdep): Add missing
+ FFI_TYPE_POINTER case.
+ (ffi_closure_helper_SYSV): Likewise. Also, assume return
+ values extended to word size.
+
+2002-10-02 Andreas Jaeger <aj at suse.de>
+
+ * src/x86/ffi64.c (ffi_prep_cif_machdep): Remove debug output.
+
+2002-10-01 Bo Thorsen <bo at smetana.suse.de>
+
+ * include/ffi.h.in: Fix i386 win32 compilation.
+
+2002-09-30 Ulrich Weigand <uweigand at de.ibm.com>
+
+ * configure.in: Add s390x-*-linux-* target.
+ * configure: Regenerate.
+ * include/ffi.h.in: Define S390X for s390x targets.
+ (FFI_CLOSURES): Define for s390/s390x.
+ (FFI_TRAMPOLINE_SIZE): Likewise.
+ (FFI_NATIVE_RAW_API): Likewise.
+ * src/prep_cif.c (ffi_prep_cif): Do not compute stack space for s390.
+ * src/types.c (FFI_TYPE_POINTER): Use 8-byte pointers on s390x.
+ * src/s390/ffi.c: Major rework of existing code. Add support for
+ s390x targets. Add closure support.
+ * src/s390/sysv.S: Likewise.
+
+2002-09-29 Richard Earnshaw <rearnsha at arm.com>
+
+ * src/arm/sysv.S: Fix typo.
+
+2002-09-28 Richard Earnshaw <rearnsha at arm.com>
+
+ * src/arm/sysv.S: If we don't have machine/asm.h and the pre-processor
+ has defined __USER_LABEL_PREFIX__, then use it in CNAME.
+ (ffi_call_SYSV): Handle soft-float.
+
+2002-09-27 Bo Thorsen <bo at suse.de>
+
+ * include/ffi.h.in: Fix multilib x86-64 support.
+
+2002-09-22 Kaveh R. Ghazi <ghazi at caip.rutgers.edu>
+
+ * Makefile.am (all-multi): Fix multilib parallel build.
+
+2002-07-19 Kaz Kojima <kkojima at gcc.gnu.org>
+
+ * configure.in (sh[34]*-*-linux*): Add brackets.
+ * configure: Regenerate.
+
+2002-07-18 Kaz Kojima <kkojima at gcc.gnu.org>
+
+ * Makefile.am: Add SH support.
+ * Makefile.in: Regenerate.
+ * configure.in (sh-*-linux*, sh[34]*-*-linux*): Add target.
+ * configure: Regenerate.
+ * include/ffi.h.in: Add SH support.
+ * src/sh/ffi.c: New file.
+ * src/sh/sysv.S: New file.
+ * src/types.c: Add SH support.
+
+2002-07-16 Bo Thorsen <bo at suse.de>
+
+ * src/x86/ffi64.c: New file that adds x86-64 support.
+ * src/x86/unix64.S: New file that handles argument setup for
+ x86-64.
+ * src/x86/sysv.S: Don't use this on x86-64.
+ * src/x86/ffi.c: Don't use this on x86-64.
+ Remove unused vars.
+ * src/prep_cif.c (ffi_prep_cif): Don't do stack size calculation
+ for x86-64.
+ * src/ffitest.c (struct6): New test that tests a special case in
+ the x86-64 ABI.
+ (struct7): Likewise.
+ (struct8): Likewise.
+ (struct9): Likewise.
+ (closure_test_fn): Silence warning about this when it's not used.
+ (main): Add the new tests.
+ (main): Fix a couple of wrong casts and silence some compiler warnings.
+ * include/ffi.h.in: Add x86-64 ABI definition.
+ * fficonfig.h.in: Regenerate.
+ * Makefile.am: Add x86-64 support.
+ * configure.in: Likewise.
+ * Makefile.in: Regenerate.
+ * configure: Likewise.
+
+2002-06-24 Bo Thorsen <bo at suse.de>
+
+ * src/types.c: Merge settings for similar architectures.
+ Add x86-64 sizes and alignments.
+
+2002-06-23 Bo Thorsen <bo at suse.de>
+
+ * src/arm/ffi.c (ffi_prep_args): Remove unused vars.
+ * src/sparc/ffi.c (ffi_prep_args_v8): Likewise.
+ * src/mips/ffi.c (ffi_prep_args): Likewise.
+ * src/m68k/ffi.c (ffi_prep_args): Likewise.
+
+2002-07-18 H.J. Lu (hjl at gnu.org)
+
+ * Makefile.am (TARGET_SRC_MIPS_LINUX): New.
+ (libffi_la_SOURCES): Support MIPS_LINUX.
+ (libffi_convenience_la_SOURCES): Likewise.
+ * Makefile.in: Regenerated.
+
+ * configure.in (mips64*-*): Skip.
+ (mips*-*-linux*): New.
+ * configure: Regenerated.
+
+ * src/mips/ffi.c: Include <sgidefs.h>.
+
+2002-06-06 Ulrich Weigand <uweigand at de.ibm.com>
+
+ * src/s390/sysv.S: Save/restore %r6. Add DWARF-2 unwind info.
+
+2002-05-27 Roger Sayle <roger at eyesopen.com>
+
+ * src/x86/ffi.c (ffi_prep_args): Remove reference to avn.
+
+2002-05-27 Bo Thorsen <bo at suse.de>
+
+ * src/x86/ffi.c (ffi_prep_args): Remove unused variable and
+ fix formatting.
+
+2002-05-13 Andreas Tobler <a.tobler at schweiz.ch>
+
+ * src/powerpc/ffi_darwin.c (ffi_prep_closure): Declare fd at
+ beginning of function (for older apple cc).
+
+2002-05-08 Alexandre Oliva <aoliva at redhat.com>
+
+ * configure.in (ORIGINAL_LD_FOR_MULTILIBS): Preserve LD at
+ script entry, and set LD to it when configuring multilibs.
+ * configure: Rebuilt.
+
+2002-05-05 Jason Thorpe <thorpej at wasabisystems.com>
+
+ * configure.in (sparc64-*-netbsd*): Add target.
+ (sparc-*-netbsdelf*): Likewise.
+ * configure: Regenerate.
+
+2002-04-28 David S. Miller <davem at redhat.com>
+
+ * configure.in, configure: Fix SPARC test in previous change.
+
+2002-04-29 Gerhard Tonn <GerhardTonn at swol.de>
+
+ * Makefile.am: Add Linux for S/390 support.
+ * Makefile.in: Regenerate.
+ * configure.in: Add Linux for S/390 support.
+ * configure: Regenerate.
+ * include/ffi.h.in: Add Linux for S/390 support.
+ * src/s390/ffi.c: New file from libffi CVS tree.
+ * src/s390/sysv.S: New file from libffi CVS tree.
+
+2002-04-28 Jakub Jelinek <jakub at redhat.com>
+
+ * configure.in (HAVE_AS_SPARC_UA_PCREL): Check for working
+ %r_disp32().
+ * src/sparc/v8.S: Use it.
+ * src/sparc/v9.S: Likewise.
+ * fficonfig.h.in: Rebuilt.
+ * configure: Rebuilt.
+
+2002-04-08 Hans Boehm <Hans_Boehm at hp.com>
+
+ * src/java_raw_api.c (ffi_java_raw_size): Handle FFI_TYPE_DOUBLE
+ correctly.
+ * src/ia64/unix.S: Add unwind information. Fix comments.
+ Save sp in a way that's compatible with unwind info.
+ (ffi_call_unix): Correctly restore sp in all cases.
+ * src/ia64/ffi.c: Add, fix comments.
+
+2002-04-08 Jakub Jelinek <jakub at redhat.com>
+
+ * src/sparc/v8.S: Make .eh_frame dependent on target word size.
+
+2002-04-06 Jason Thorpe <thorpej at wasabisystems.com>
+
+ * configure.in (alpha*-*-netbsd*): Add target.
+ * configure: Regenerate.
+
+2002-04-04 Jeff Sturm <jsturm at one-point.com>
+
+ * src/sparc/v8.S: Add unwind info.
+ * src/sparc/v9.S: Likewise.
+
+2002-03-30 Krister Walfridsson <cato at df.lth.se>
+
+ * configure.in: Enable i*86-*-netbsdelf*.
+ * configure: Rebuilt.
+
+2002-03-29 David Billinghurst <David.Billinghurst at riotinto.com>
+
+ PR other/2620
+ * src/mips/n32.s: Delete
+ * src/mips/o32.s: Delete
+
+2002-03-21 Loren J. Rittle <ljrittle at acm.org>
+
+ * configure.in: Enable alpha*-*-freebsd*.
+ * configure: Rebuilt.
+
+2002-03-17 Bryce McKinlay <bryce at waitaki.otago.ac.nz>
+
+ * Makefile.am: libfficonvenience -> libffi_convenience.
+ * Makefile.in: Rebuilt.
+
+ * Makefile.am: Define ffitest_OBJECTS.
+ * Makefile.in: Rebuilt.
+
+2002-03-07 Andreas Tobler <toa at pop.agri.ch>
+ David Edelsohn <edelsohn at gnu.org>
+
+ * Makefile.am (EXTRA_DIST): Add Darwin and AIX closure files.
+ (TARGET_SRC_POWERPC_AIX): Add aix_closure.S.
+ (TARGET_SRC_POWERPC_DARWIN): Add darwin_closure.S.
+ * Makefile.in: Regenerate.
+ * include/ffi.h.in: Add AIX and Darwin closure definitions.
+ * src/powerpc/ffi_darwin.c (ffi_prep_closure): New function.
+ (flush_icache, flush_range): New functions.
+ (ffi_closure_helper_DARWIN): New function.
+ * src/powerpc/aix_closure.S: New file.
+ * src/powerpc/darwin_closure.S: New file.
+
+2002-02-24 Jeff Sturm <jsturm at one-point.com>
+
+ * include/ffi.h.in: Add typedef for ffi_arg.
+ * src/ffitest.c (main): Declare rint with ffi_arg.
+
+2002-02-21 Andreas Tobler <toa at pop.agri.ch>
+
+ * src/powerpc/ffi_darwin.c (ffi_prep_args): Skip appropriate
+ number of GPRs for floating-point arguments.
+
+2002-01-31 Anthony Green <green at redhat.com>
+
+ * configure: Rebuilt.
+ * configure.in: Replace CHECK_SIZEOF and endian tests with
+ cross-compiler friendly macros.
+ * aclocal.m4 (AC_COMPILE_CHECK_SIZEOF, AC_C_BIGENDIAN_CROSS): New
+ macros.
+
+2002-01-18 David Edelsohn <edelsohn at gnu.org>
+
+ * src/powerpc/darwin.S (_ffi_call_AIX): New.
+ * src/powerpc/aix.S (ffi_call_DARWIN): New.
+
+2002-01-17 David Edelsohn <edelsohn at gnu.org>
+
+ * Makefile.am (EXTRA_DIST): Add Darwin and AIX files.
+ (TARGET_SRC_POWERPC_AIX): New.
+ (POWERPC_AIX): New stanza.
+ * Makefile.in: Regenerate.
+ * configure.in: Add AIX case.
+ * configure: Regenerate.
+ * include/ffi.h.in (ffi_abi): Add FFI_AIX.
+ * src/powerpc/ffi_darwin.c (ffi_status): Use "long" to scale frame
+ size. Fix "long double" support.
+ (ffi_call): Add FFI_AIX case.
+ * src/powerpc/aix.S: New.
+
+2001-10-09 John Hornkvist <john at toastedmarshmallow.com>
+
+ Implement Darwin PowerPC ABI.
+ * configure.in: Handle powerpc-*-darwin*.
+ * Makefile.am: Set source files for POWERPC_DARWIN.
+ * configure: Rebuilt.
+ * Makefile.in: Rebuilt.
+ * include/ffi.h.in: Define FFI_DARWIN and FFI_DEFAULT_ABI for
+ POWERPC_DARWIN.
+ * src/powerpc/darwin.S: New file.
+ * src/powerpc/ffi_darwin.c: New file.
+
+2001-10-07 Joseph S. Myers <jsm28 at cam.ac.uk>
+
+ * src/x86/ffi.c: Fix spelling error of "separate" as "seperate".
+
+2001-07-16 Rainer Orth <ro at TechFak.Uni-Bielefeld.DE>
+
+ * src/x86/sysv.S: Avoid gas-only .balign directive.
+ Use C style comments.
+
+2001-07-16 Rainer Orth <ro at TechFak.Uni-Bielefeld.DE>
+
+ * src/alpha/ffi.c (ffi_prep_closure): Avoid gas-only mnemonic.
+ Fixes PR bootstrap/3563.
+
+2001-06-26 Rainer Orth <ro at TechFak.Uni-Bielefeld.DE>
+
+ * src/alpha/osf.S (ffi_closure_osf): Use .rdata for ECOFF.
+
+2001-06-25 Rainer Orth <ro at TechFak.Uni-Bielefeld.DE>
+
+ * configure.in: Recognize sparc*-sun-* host.
+ * configure: Regenerate.
+
+2001-06-06 Andrew Haley <aph at redhat.com>
+
+ * src/alpha/osf.S (__FRAME_BEGIN__): Conditionalize for ELF.
+
+2001-06-03 Andrew Haley <aph at redhat.com>
+
+ * src/alpha/osf.S: Add unwind info.
+ * src/powerpc/sysv.S: Add unwind info.
+ * src/powerpc/ppc_closure.S: Likewise.
+
+2000-05-31 Jeff Sturm <jsturm at one-point.com>
+
+ * configure.in: Fix AC_ARG_ENABLE usage.
+ * configure: Rebuilt.
+
+2001-05-06 Bryce McKinlay <bryce at waitaki.otago.ac.nz>
+
+ * configure.in: Remove warning about beta code.
+ * configure: Rebuilt.
+
+2001-04-25 Hans Boehm <Hans_Boehm at hp.com>
+
+ * src/ia64/unix.S: Restore stack pointer when returning from
+ ffi_closure_UNIX.
+ * src/ia64/ffi.c: Fix typo in comment.
+
+2001-04-18 Jim Wilson <wilson at redhat.com>
+
+ * src/ia64/unix.S: Delete unnecessary increment and decrement of loc2
+ to eliminate RAW DV.
+
+2001-04-12 Bryce McKinlay <bryce at albatross.co.nz>
+
+ * Makefile.am: Make a libtool convenience library.
+ * Makefile.in: Rebuilt.
+
+2001-03-29 Bryce McKinlay <bryce at albatross.co.nz>
+
+ * configure.in: Use different syntax for subdirectory creation.
+ * configure: Rebuilt.
+
+2001-03-27 Jon Beniston <jon at beniston.com>
+
+ * configure.in: Added X86_WIN32 target (Win32, CygWin, MingW).
+ * configure: Rebuilt.
+ * Makefile.am: Added X86_WIN32 target support.
+ * Makefile.in: Rebuilt.
+
+ * include/ffi.h.in: Added X86_WIN32 target support.
+
+ * src/ffitest.c: Doesn't run structure tests for X86_WIN32 targets.
+ * src/types.c: Added X86_WIN32 target support.
+
+ * src/x86/win32.S: New file. Based on sysv.S, but with EH
+ stuff removed and made to work with CygWin's gas.
+
+2001-03-26 Bryce McKinlay <bryce at albatross.co.nz>
+
+ * configure.in: Make target subdirectory in build dir.
+ * Makefile.am: Override suffix based rules to specify correct output
+ subdirectory.
+ * Makefile.in: Rebuilt.
+ * configure: Rebuilt.
+
+2001-03-23 Kevin B Hendricks <khendricks at ivey.uwo.ca>
+
+ * src/powerpc/ppc_closure.S: New file.
+ * src/powerpc/ffi.c (ffi_prep_args): Fixed ABI compatibility bug
+ involving long long and register pairs.
+ (ffi_prep_closure): New function.
+ (flush_icache): Likewise.
+ (ffi_closure_helper_SYSV): Likewise.
+ * include/ffi.h.in (FFI_CLOSURES): Define on PPC.
+ (FFI_TRAMPOLINE_SIZE): Likewise.
+ (FFI_NATIVE_RAW_API): Likewise.
+ * Makefile.in: Rebuilt.
+ * Makefile.am (EXTRA_DIST): Added src/powerpc/ppc_closure.S.
+ (TARGET_SRC_POWERPC): Likewise.
+
+2001-03-19 Tom Tromey <tromey at redhat.com>
+
+ * Makefile.in: Rebuilt.
+ * Makefile.am (ffitest_LDFLAGS): New macro.
+
+2001-03-02 Nick Clifton <nickc at redhat.com>
+
+ * include/ffi.h.in: Remove RCS ident string.
+ * include/ffi_mips.h: Remove RCS ident string.
+ * src/debug.c: Remove RCS ident string.
+ * src/ffitest.c: Remove RCS ident string.
+ * src/prep_cif.c: Remove RCS ident string.
+ * src/types.c: Remove RCS ident string.
+ * src/alpha/ffi.c: Remove RCS ident string.
+ * src/alpha/osf.S: Remove RCS ident string.
+ * src/arm/ffi.c: Remove RCS ident string.
+ * src/arm/sysv.S: Remove RCS ident string.
+ * src/mips/ffi.c: Remove RCS ident string.
+ * src/mips/n32.S: Remove RCS ident string.
+ * src/mips/o32.S: Remove RCS ident string.
+ * src/sparc/ffi.c: Remove RCS ident string.
+ * src/sparc/v8.S: Remove RCS ident string.
+ * src/sparc/v9.S: Remove RCS ident string.
+ * src/x86/ffi.c: Remove RCS ident string.
+ * src/x86/sysv.S: Remove RCS ident string.
+
+2001-02-08 Joseph S. Myers <jsm28 at cam.ac.uk>
+
+ * include/ffi.h.in: Change sourceware.cygnus.com references to
+ gcc.gnu.org.
+
+2000-12-09 Richard Henderson <rth at redhat.com>
+
+ * src/alpha/ffi.c (ffi_call): Simplify struct return test.
+ (ffi_closure_osf_inner): Index rather than increment avalue
+ and arg_types. Give ffi_closure_osf the raw return value type.
+ * src/alpha/osf.S (ffi_closure_osf): Handle return value type
+ promotion.
+
+2000-12-07 Richard Henderson <rth at redhat.com>
+
+ * src/raw_api.c (ffi_translate_args): Fix typo.
+ (ffi_prep_closure): Likewise.
+
+ * include/ffi.h.in [ALPHA]: Define FFI_CLOSURES and
+ FFI_TRAMPOLINE_SIZE.
+ * src/alpha/ffi.c (ffi_prep_cif_machdep): Adjust minimal
+ cif->bytes for new ffi_call_osf implementation.
+ (ffi_prep_args): Absorb into ...
+ (ffi_call): ... here. Do all stack allocation here and
+ avoid a callback function.
+ (ffi_prep_closure, ffi_closure_osf_inner): New.
+ * src/alpha/osf.S (ffi_call_osf): Reimplement with no callback.
+ (ffi_closure_osf): New.
+
+2000-09-10 Alexandre Oliva <aoliva at redhat.com>
+
+ * config.guess, config.sub, install-sh: Removed.
+ * ltconfig, ltmain.sh, missing, mkinstalldirs: Likewise.
+ * Makefile.in: Rebuilt.
+
+ * acinclude.m4: Include libtool macros from the top level.
+ * aclocal.m4, configure: Rebuilt.
+
+2000-08-22 Alexandre Oliva <aoliva at redhat.com>
+
+ * configure.in [i*86-*-freebsd*] (TARGET, TARGETDIR): Set.
+ * configure: Rebuilt.
+
+2000-05-11 Scott Bambrough <scottb at netwinder.org>
+
+ * libffi/src/arm/sysv.S (ffi_call_SYSV): Doubles are not saved to
+ memory correctly. Use conditional instructions, not branches where
+ possible.
+
+2000-05-04 Tom Tromey <tromey at cygnus.com>
+
+ * configure: Rebuilt.
+ * configure.in: Match `arm*-*-linux-*'.
+ From Chris Dornan <cdornan at arm.com>.
+
+2000-04-28 Jakub Jelinek <jakub at redhat.com>
+
+ * Makefile.am (SUBDIRS): Define.
+ (AM_MAKEFLAGS): Likewise.
+ (Multilib support.): Add section.
+ * Makefile.in: Rebuilt.
+ * ltconfig (extra_compiler_flags, extra_compiler_flags_value):
+ New variables. Set for gcc using -print-multi-lib. Export them
+ to libtool.
+ (sparc64-*-linux-gnu*): Use libsuff 64 for search paths.
+ * ltmain.sh (B|b|V): Don't throw away gcc's -B, -b and -V options
+ for -shared links.
+ (extra_compiler_flags_value, extra_compiler_flags): Check these
+ for extra compiler options which need to be passed down in
+ compiler_flags.
+
+2000-04-16 Anthony Green <green at redhat.com>
+
+ * configure: Rebuilt.
+ * configure.in: Change i*86-pc-linux* to i*86-*-linux*.
+
+2000-04-14 Jakub Jelinek <jakub at redhat.com>
+
+ * include/ffi.h.in (SPARC64): Define for 64bit SPARC builds.
+ Set SPARC FFI_DEFAULT_ABI based on SPARC64 define.
+ * src/sparc/ffi.c (ffi_prep_args_v8): Renamed from ffi_prep_args.
+ Replace all void * sizeofs with sizeof(int).
+ Only compare type with FFI_TYPE_LONGDOUBLE if LONGDOUBLE is
+ different than DOUBLE.
+ Remove FFI_TYPE_SINT32 and FFI_TYPE_UINT32 cases (handled elsewhere).
+ (ffi_prep_args_v9): New function.
+ (ffi_prep_cif_machdep): Handle V9 ABI and long long on V8.
+ (ffi_V9_return_struct): New function.
+ (ffi_call): Handle FFI_V9 ABI from 64bit code and FFI_V8 ABI from
+ 32bit code (not yet cross-arch calls).
+ * src/sparc/v8.S: Add struct return delay nop.
+ Handle long long.
+ * src/sparc/v9.S: New file.
+ * src/prep_cif.c (ffi_prep_cif): Return structure pointer
+ is used on sparc64 only for structures larger than 32 bytes.
+ Pass by reference for structures is done for structure arguments
+ larger than 16 bytes.
+ * src/ffitest.c (main): Use 64bit rint on sparc64.
+ Run long long tests on sparc.
+ * src/types.c (FFI_TYPE_POINTER): Pointer is 64bit on alpha and
+ sparc64.
+ (FFI_TYPE_LONGDOUBLE): long double is 128 bit aligned to 128 bits
+ on sparc64.
+ * configure.in (sparc-*-linux*): New supported target.
+ (sparc64-*-linux*): Likewise.
+ * configure: Rebuilt.
+ * Makefile.am: Add v9.S to SPARC files.
+ * Makefile.in: Likewise.
+ (LINK): Surround $(CCLD) into double quotes, so that multilib
+ compiles work correctly.
+
+2000-04-04 Alexandre Petit-Bianco <apbianco at cygnus.com>
+
+ * configure: Rebuilt.
+ * configure.in: (i*86-*-solaris*): New libffi target. Patch
+ proposed by Bryce McKinlay.
+
+2000-03-20 Tom Tromey <tromey at cygnus.com>
+
+ * Makefile.in: Hand edit for java_raw_api.lo.
+
+2000-03-08 Bryce McKinlay <bryce at albatross.co.nz>
+
+ * config.guess, config.sub: Update from the gcc tree.
+ Fix for PR libgcj/168.
+
+2000-03-03 Tom Tromey <tromey at cygnus.com>
+
+ * Makefile.in: Fixed ia64 by hand.
+
+ * configure: Rebuilt.
+ * configure.in (--enable-multilib): New option.
+ (libffi_basedir): New subst.
+ (AC_OUTPUT): Added multilib code.
+
+2000-03-02 Tom Tromey <tromey at cygnus.com>
+
+ * Makefile.in: Rebuilt.
+ * Makefile.am (TARGET_SRC_IA64): Use `ia64', not `alpha', as
+ directory name.
+
+2000-02-25 Hans Boehm <boehm at acm.org>
+
+ * src/ia64/ffi.c, src/ia64/ia64_flags.h, src/ia64/unix.S: New
+ files.
+ * src/raw_api.c (ffi_translate_args): Fixed typo in argument
+ list.
+ (ffi_prep_raw_closure): Use ffi_translate_args, not
+ ffi_closure_translate.
+ * src/java_raw_api.c: New file.
+ * src/ffitest.c (closure_test_fn): New function.
+ (main): Define `rint' as long long on IA64. Added new test when
+ FFI_CLOSURES is defined.
+ * include/ffi.h.in (ALIGN): Use size_t, not unsigned.
+ (ffi_abi): Recognize IA64.
+ (ffi_raw): Added `flt' field.
+ Added "Java raw API" code.
+ * configure.in: Recognize ia64.
+ * Makefile.am (TARGET_SRC_IA64): New macro.
+ (libffi_la_common_SOURCES): Added java_raw_api.c.
+ (libffi_la_SOURCES): Define in IA64 case.
+
+2000-01-04 Tom Tromey <tromey at cygnus.com>
+
+ * Makefile.in: Rebuilt with newer automake.
+
+1999-12-31 Tom Tromey <tromey at cygnus.com>
+
+ * Makefile.am (INCLUDES): Added -I$(top_srcdir)/src.
+
+1999-09-01 Tom Tromey <tromey at cygnus.com>
+
+ * include/ffi.h.in: Removed PACKAGE and VERSION defines and
+ undefs.
+ * fficonfig.h.in: Rebuilt.
+ * configure: Rebuilt.
+ * configure.in: Pass 3rd argument to AM_INIT_AUTOMAKE.
+ Use AM_PROG_LIBTOOL (automake 1.4 compatibility).
+ * acconfig.h: Don't #undef PACKAGE or VERSION.
+
+1999-08-09 Anthony Green <green at cygnus.com>
+
+ * include/ffi.h.in: Try to work around messy header problem
+ with PACKAGE and VERSION.
+
+ * configure: Rebuilt.
+ * configure.in: Change version to 2.00-beta.
+
+ * fficonfig.h.in: Rebuilt.
+ * acconfig.h (FFI_NO_STRUCTS, FFI_NO_RAW_API): Define.
+
+ * src/x86/ffi.c (ffi_raw_call): Rename.
+
+1999-08-02 Kresten Krab Thorup <krab at dominiq.is.s.u-tokyo.ac.jp>
+
+ * src/x86/ffi.c (ffi_closure_SYSV): New function.
+ (ffi_prep_incoming_args_SYSV): Ditto.
+ (ffi_prep_closure): Ditto.
+ (ffi_closure_raw_SYSV): Ditto.
+ (ffi_prep_raw_closure): More ditto.
+ (ffi_call_raw): Final ditto.
+
+ * include/ffi.h.in: Add definitions for closure and raw API.
+
+ * src/x86/ffi.c (ffi_prep_cif_machdep): Added case for
+ FFI_TYPE_UINT64.
+
+ * Makefile.am (libffi_la_common_SOURCES): Added raw_api.c
+
+ * src/raw_api.c: New file.
+
+ * include/ffi.h.in (ffi_raw): New type.
+ (UINT_ARG, SINT_ARG): New defines.
+ (ffi_closure, ffi_raw_closure): New types.
+ (ffi_prep_closure, ffi_prep_raw_closure): New declarations.
+
+ * configure.in: Add check for endianness and sizeof void*.
+
+ * src/x86/sysv.S (ffi_call_SYSV): Call fixup routine via argument,
+ instead of directly.
+
+ * configure: Rebuilt.
+
+Thu Jul 8 14:28:42 1999 Anthony Green <green at cygnus.com>
+
+ * configure.in: Add x86 and powerpc BeOS configurations.
+ From Makoto Kato <m_kato at ga2.so-net.ne.jp>.
+
+1999-05-09 Anthony Green <green at cygnus.com>
+
+ * configure.in: Add warning about this being beta code.
+ Remove src/Makefile.am from the picture.
+ * configure: Rebuilt.
+
+ * Makefile.am: Move logic from src/Makefile.am. Add changes
+ to support libffi as a target library.
+ * Makefile.in: Rebuilt.
+
+ * aclocal.m4, config.guess, config.sub, ltconfig, ltmain.sh:
+ Upgraded to new autoconf, automake, libtool.
+
+ * README: Tweaks.
+
+ * LICENSE: Update copyright date.
+
+ * src/Makefile.am, src/Makefile.in: Removed.
+
+1998-11-29 Anthony Green <green at cygnus.com>
+
+ * include/ChangeLog: Removed.
+ * src/ChangeLog: Removed.
+ * src/mips/ChangeLog: Removed.
+ * src/sparc/ChangeLog: Remboved.
+ * src/x86/ChangeLog: Removed.
+
+ * ChangeLog.v1: Created.
Added: llvm-gcc-4.2/trunk/libffi/ChangeLog.libgcj
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/ChangeLog.libgcj?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/ChangeLog.libgcj (added)
+++ llvm-gcc-4.2/trunk/libffi/ChangeLog.libgcj Thu Nov 8 16:56:19 2007
@@ -0,0 +1,40 @@
+2004-01-14 Kelley Cook <kcook at gcc.gnu.org>
+
+ * configure.in: Add in AC_PREREQ(2.13)
+
+2003-02-20 Alexandre Oliva <aoliva at redhat.com>
+
+ * configure.in: Propagate ORIGINAL_LD_FOR_MULTILIBS to
+ config.status.
+ * configure: Rebuilt.
+
+2002-01-27 Alexandre Oliva <aoliva at redhat.com>
+
+ * configure.in (toolexecdir, toolexeclibdir): Set and AC_SUBST.
+ Remove USE_LIBDIR conditional.
+ * Makefile.am (toolexecdir, toolexeclibdir): Don't override.
+ * Makefile.in, configure: Rebuilt.
+
+Mon Aug 9 18:33:38 1999 Rainer Orth <ro at TechFak.Uni-Bielefeld.DE>
+
+ * include/Makefile.in: Rebuilt.
+ * Makefile.in: Rebuilt
+ * Makefile.am (toolexeclibdir): Add $(MULTISUBDIR) even for native
+ builds.
+ Use USE_LIBDIR.
+
+ * configure: Rebuilt.
+ * configure.in (USE_LIBDIR): Define for native builds.
+ Use lowercase in configure --help explanations.
+
+1999-08-08 Anthony Green <green at cygnus.com>
+
+ * include/ffi.h.in (FFI_FN): Remove `...'.
+
+1999-08-08 Anthony Green <green at cygnus.com>
+
+ * Makefile.in: Rebuilt.
+ * Makefile.am (AM_CFLAGS): Compile with -fexceptions.
+
+ * src/x86/sysv.S: Add exception handling metadata.
+
Added: llvm-gcc-4.2/trunk/libffi/ChangeLog.v1
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/ChangeLog.v1?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/ChangeLog.v1 (added)
+++ llvm-gcc-4.2/trunk/libffi/ChangeLog.v1 Thu Nov 8 16:56:19 2007
@@ -0,0 +1,764 @@
+The libffi version 1 ChangeLog archive.
+
+Version 1 of libffi had per-directory ChangeLogs. Current and future
+versions have a single ChangeLog file in the root directory. The
+version 1 ChangeLogs have all been concatonated into this file for
+future reference only.
+
+--- libffi ----------------------------------------------------------------
+
+Mon Oct 5 02:17:50 1998 Anthony Green <green at cygnus.com>
+
+ * configure.in: Boosted rev.
+ * configure, Makefile.in, aclocal.m4: Rebuilt.
+ * README: Boosted rev and updated release notes.
+
+Mon Oct 5 01:03:03 1998 Anthony Green <green at cygnus.com>
+
+ * configure.in: Boosted rev.
+ * configure, Makefile.in, aclocal.m4: Rebuilt.
+ * README: Boosted rev and updated release notes.
+
+1998-07-25 Andreas Schwab <schwab at issan.informatik.uni-dortmund.de>
+
+ * m68k/ffi.c (ffi_prep_cif_machdep): Use bitmask for cif->flags.
+ Correctly handle small structures.
+ (ffi_prep_args): Also handle small structures.
+ (ffi_call): Pass size of return type to ffi_call_SYSV.
+ * m68k/sysv.S: Adjust for above changes. Correctly align small
+ structures in the return value.
+
+ * types.c (uint64, sint64) [M68K]: Change alignment to 4.
+
+Fri Apr 17 17:26:58 1998 Anthony Green <green at hoser.cygnus.com>
+
+ * configure.in: Boosted rev.
+ * configure,Makefile.in,aclocal.m4: Rebuilt.
+ * README: Boosted rev and added release notes.
+
+Sun Feb 22 00:50:41 1998 Geoff Keating <geoffk at ozemail.com.au>
+
+ * configure.in: Add PowerPC config bits.
+
+1998-02-14 Andreas Schwab <schwab at issan.informatik.uni-dortmund.de>
+
+ * configure.in: Add m68k config bits. Change AC_CANONICAL_SYSTEM
+ to AC_CANONICAL_HOST, this is not a compiler. Use $host instead
+ of $target. Remove AC_CHECK_SIZEOF(char), we already know the
+ result. Fix argument of AC_ARG_ENABLE.
+ * configure, fficonfig.h.in: Rebuilt.
+
+Tue Feb 10 20:53:40 1998 Richard Henderson <rth at cygnus.com>
+
+ * configure.in: Add Alpha config bits.
+
+Tue May 13 13:39:20 1997 Anthony Green <green at hoser.cygnus.com>
+
+ * README: Updated dates and reworded Irix comments.
+
+ * configure.in: Removed AC_PROG_RANLIB.
+
+ * Makefile.in, aclocal.m4, config.guess, config.sub, configure,
+ ltmain.sh, */Makefile.in: libtoolized again and rebuilt with
+ automake and autoconf.
+
+Sat May 10 18:44:50 1997 Tom Tromey <tromey at cygnus.com>
+
+ * configure, aclocal.m4: Rebuilt.
+ * configure.in: Don't compute EXTRADIST; now handled in
+ src/Makefile.in. Removed macros implied by AM_INIT_AUTOMAKE.
+ Don't run AM_MAINTAINER_MODE.
+
+Thu May 8 14:34:05 1997 Anthony Green <green at hoser.cygnus.com>
+
+ * missing, ltmain.sh, ltconfig.sh: Created. These are new files
+ required by automake and libtool.
+
+ * README: Boosted rev to 1.14. Added notes.
+
+ * acconfig.h: Moved PACKAGE and VERSION for new automake.
+
+ * configure.in: Changes for libtool.
+
+ * Makefile.am (check): make test now make check. Uses libtool now.
+
+ * Makefile.in, configure.in, aclocal.h, fficonfig.h.in: Rebuilt.
+
+Thu May 1 16:27:07 1997 Anthony Green <green at hoser.cygnus.com>
+
+ * missing: Added file required by new automake.
+
+Tue Nov 26 14:10:42 1996 Anthony Green <green at csk3.cygnus.com>
+
+ * acconfig.h: Added USING_PURIFY flag. This is defined when
+ --enable-purify-safety was used at configure time.
+
+ * configure.in (allsources): Added --enable-purify-safety switch.
+ (VERSION): Boosted rev to 1.13.
+ * configure: Rebuilt.
+
+Fri Nov 22 06:46:12 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * configure.in (VERSION): Boosted rev to 1.12.
+ Removed special CFLAGS hack for gcc.
+ * configure: Rebuilt.
+
+ * README: Boosted rev to 1.12. Added notes.
+
+ * Many files: Cygnus Support changed to Cygnus Solutions.
+
+Wed Oct 30 11:15:25 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * configure.in (VERSION): Boosted rev to 1.11.
+ * configure: Rebuilt.
+
+ * README: Boosted rev to 1.11. Added notes about GNU make.
+
+Tue Oct 29 12:25:12 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * configure.in: Fixed -Wall trick.
+ (VERSION): Boosted rev.
+ * configure: Rebuilt
+
+ * acconfig.h: Needed for --enable-debug configure switch.
+
+ * README: Boosted rev to 1.09. Added more notes on building
+ libffi, and LCLint.
+
+ * configure.in: Added --enable-debug switch. Boosted rev to
+ 1.09.
+ * configure: Rebuilt
+
+Tue Oct 15 13:11:28 1996 Anthony Green <green at hoser.cygnus.com>
+
+ * configure.in (VERSION): Boosted rev to 1.08
+ * configure: Rebuilt.
+
+ * README: Added n32 bug fix notes.
+
+ * Makefile.am: Added "make lint" production.
+ * Makefile.in: Rebuilt.
+
+Mon Oct 14 10:54:46 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * README: Added web page reference.
+
+ * configure.in, README: Boosted rev to 1.05
+ * configure: Rebuilt.
+
+ * README: Fixed n32 sample code.
+
+Fri Oct 11 17:09:28 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * README: Added sparc notes.
+
+ * configure.in, README: Boosted rev to 1.04.
+ * configure: Rebuilt.
+
+Thu Oct 10 10:31:03 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * configure.in, README: Boosted rev to 1.03.
+ * configure: Rebuilt.
+
+ * README: Added struct notes.
+
+ * Makefile.am (EXTRA_DIST): Added LICENSE to distribution.
+ * Makefile.in: Rebuilt.
+
+ * README: Removed Linux section. No special notes now
+ because aggregates arg/return types work.
+
+Wed Oct 9 16:16:42 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * README, configure.in (VERSION): Boosted rev to 1.02
+ * configure: Rebuilt.
+
+Tue Oct 8 11:56:33 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * README (NOTE): Added n32 notes.
+
+ * Makefile.am: Added test production.
+ * Makefile: Rebuilt
+
+ * README: spell checked!
+
+ * configure.in (VERSION): Boosted rev to 1.01
+ * configure: Rebuilt.
+
+Mon Oct 7 15:50:22 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * configure.in: Added nasty bit to support SGI tools.
+ * configure: Rebuilt.
+
+ * README: Added SGI notes. Added note about automake bug.
+
+Mon Oct 7 11:00:28 1996 Anthony Green <green at hoser.cygnus.com>
+
+ * README: Rewrote intro, and fixed examples.
+
+Fri Oct 4 10:19:55 1996 Anthony Green <green at hoser.cygnus.com>
+
+ * configure.in: -D$TARGET is no longer used as a compiler switch.
+ It is now inserted into ffi.h at configure time.
+ * configure: Rebuilt.
+
+ * FFI_ABI and FFI_STATUS are now ffi_abi and ffi_status.
+
+Thu Oct 3 13:47:34 1996 Anthony Green <green at hoser.cygnus.com>
+
+ * README, LICENSE: Created. Wrote some docs.
+
+ * configure.in: Don't barf on i586-unknown-linuxaout.
+ Added EXTRADIST code for "make dist".
+ * configure: Rebuilt.
+
+ * */Makefile.in: Rebuilt with patched automake.
+
+Tue Oct 1 17:12:25 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * Makefile.am, aclocal.m4, config.guess, config.sub,
+ configure.in, fficonfig.h.in, install-sh, mkinstalldirs,
+ stamp-h.in: Created
+ * Makefile.in, configure: Generated
+
+--- libffi/include --------------------------------------------------------
+
+Tue Feb 24 13:09:36 1998 Anthony Green <green at gerbil.cygnus.com>
+
+ * ffi_mips.h: Updated FFI_TYPE_STRUCT_* values based on
+ ffi.h.in changes. This is a work-around for SGI's "simple"
+ assembler.
+
+Sun Feb 22 00:51:55 1998 Geoff Keating <geoffk at ozemail.com.au>
+
+ * ffi.h.in: PowerPC support.
+
+1998-02-14 Andreas Schwab <schwab at issan.informatik.uni-dortmund.de>
+
+ * ffi.h.in: Add m68k support.
+ (FFI_TYPE_LONGDOUBLE): Make it a separate value.
+
+Tue Feb 10 20:55:16 1998 Richard Henderson <rth at cygnus.com>
+
+ * ffi.h.in (SIZEOF_ARG): Use a pointer type by default.
+
+ * ffi.h.in: Alpha support.
+
+Fri Nov 22 06:48:45 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * ffi.h.in, ffi_common.h: Cygnus Support -> Cygnus Solutions.
+
+Wed Nov 20 22:31:01 1996 Anthony Green <green at hoser.cygnus.com>
+
+ * ffi.h.in: Added ffi_type_void definition.
+
+Tue Oct 29 12:22:40 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * Makefile.am (hack_DATA): Always install ffi_mips.h.
+
+ * ffi.h.in: Removed FFI_DEBUG. It's now in the correct
+ place (acconfig.h).
+ Added #include <stddef.h> for size_t definition.
+
+Tue Oct 15 17:23:35 1996 Anthony Green <green at hoser.cygnus.com>
+
+ * ffi.h.in, ffi_common.h, ffi_mips.h: More clean up.
+ Commented out #define of FFI_DEBUG.
+
+Tue Oct 15 13:01:06 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * ffi_common.h: Added bool definition.
+
+ * ffi.h.in, ffi_common.h: Clean up based on LCLint output.
+ Added funny /*@...@*/ comments to annotate source.
+
+Mon Oct 14 12:29:23 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * ffi.h.in: Interface changes based on feedback from Jim
+ Blandy.
+
+Fri Oct 11 16:49:35 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * ffi.h.in: Small change for sparc support.
+
+Thu Oct 10 14:53:37 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * ffi_mips.h: Added FFI_TYPE_STRUCT_* definitions for
+ special structure return types.
+
+Wed Oct 9 13:55:57 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * ffi.h.in: Added SIZEOF_ARG definition for X86
+
+Tue Oct 8 11:40:36 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * ffi.h.in (FFI_FN): Added macro for eliminating compiler warnings.
+ Use it to case your function pointers to the proper type.
+
+ * ffi_mips.h (SIZEOF_ARG): Added magic to fix type promotion bug.
+
+ * Makefile.am (EXTRA_DIST): Added ffi_mips.h to EXTRA_DIST.
+ * Makefile: Rebuilt.
+
+ * ffi_mips.h: Created. Moved all common mips definitions here.
+
+Mon Oct 7 10:58:12 1996 Anthony Green <green at hoser.cygnus.com>
+
+ * ffi.h.in: The SGI assember is very picky about parens. Redefined
+ some macros to avoid problems.
+
+ * ffi.h.in: Added FFI_DEFAULT_ABI definitions. Also added
+ externs for pointer, and 64bit integral ffi_types.
+
+Fri Oct 4 09:51:37 1996 Anthony Green <green at hoser.cygnus.com>
+
+ * ffi.h.in: Added FFI_ABI member to ffi_cif and changed
+ function prototypes accordingly.
+ Added #define @TARGET at . Now programs including ffi.h don't
+ have to specify this themselves.
+
+Thu Oct 3 15:36:44 1996 Anthony Green <green at hoser.cygnus.com>
+
+ * ffi.h.in: Changed ffi_prep_cif's values from void* to void**
+
+ * Makefile.am (EXTRA_DIST): Added EXTRA_DIST for "make dist"
+ to work.
+ * Makefile.in: Regenerated.
+
+Wed Oct 2 10:16:59 1996 Anthony Green <green at hoser.cygnus.com>
+
+ * Makefile.am: Created
+ * Makefile.in: Generated
+
+ * ffi_common.h: Added rcsid comment
+
+Tue Oct 1 17:13:51 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * ffi.h.in, ffi_common.h: Created
+
+--- libffi/src ------------------------------------------------------------
+
+Mon Oct 5 02:17:50 1998 Anthony Green <green at cygnus.com>
+
+ * arm/ffi.c, arm/sysv.S: Created.
+
+ * Makefile.am: Added arm files.
+ * Makefile.in: Rebuilt.
+
+Mon Oct 5 01:41:38 1998 Anthony Green <green at rtl.cygnus.com>
+
+ * Makefile.am (libffi_la_LDFLAGS): Incremented revision.
+
+Sun Oct 4 16:27:17 1998 Anthony Green <green at cygnus.com>
+
+ * alpha/osf.S (ffi_call_osf): Patch for DU assembler.
+
+ * ffitest.c (main): long long and long double return values work
+ for x86.
+
+Fri Apr 17 11:50:58 1998 Anthony Green <green at hoser.cygnus.com>
+
+ * Makefile.in: Rebuilt.
+
+ * ffitest.c (main): Floating point tests not executed for systems
+ with broken lond double (SunOS 4 w/ GCC).
+
+ * types.c: Fixed x86 alignment info for long long types.
+
+Thu Apr 16 07:15:28 1998 Anthony Green <green at ada.cygnus.com>
+
+ * ffitest.c: Added more notes about GCC bugs under Irix 6.
+
+Wed Apr 15 08:42:22 1998 Anthony Green <green at hoser.cygnus.com>
+
+ * ffitest.c (struct5): New test function.
+ (main): New test with struct5.
+
+Thu Mar 5 10:48:11 1998 Anthony Green <green at tootie.to.cygnus.com>
+
+ * prep_cif.c (initialize_aggregate): Fix assertion for
+ nested structures.
+
+Tue Feb 24 16:33:41 1998 Anthony Green <green at hoser.cygnus.com>
+
+ * prep_cif.c (ffi_prep_cif): Added long double support for sparc.
+
+Sun Feb 22 00:52:18 1998 Geoff Keating <geoffk at ozemail.com.au>
+
+ * powerpc/asm.h: New file.
+ * powerpc/ffi.c: New file.
+ * powerpc/sysv.S: New file.
+ * Makefile.am: PowerPC port.
+ * ffitest.c (main): Allow all tests to run even in presence of gcc
+ bug on PowerPC.
+
+1998-02-17 Anthony Green <green at hoser.cygnus.com>
+
+ * mips/ffi.c: Fixed comment typo.
+
+ * x86/ffi.c (ffi_prep_cif_machdep), x86/sysv.S (retfloat):
+ Fixed x86 long double return handling.
+
+ * types.c: Fixed x86 long double alignment info.
+
+1998-02-14 Andreas Schwab <schwab at issan.informatik.uni-dortmund.de>
+
+ * types.c: Add m68k support.
+
+ * ffitest.c (floating): Add long double parameter.
+ (return_ll, ldblit): New functions to test long long and long
+ double return value.
+ (main): Fix type error in assignment of ts[1-4]_type.elements.
+ Add tests for long long and long double arguments and return
+ values.
+
+ * prep_cif.c (ffi_prep_cif) [M68K]: Don't allocate argument for
+ struct value pointer.
+
+ * m68k/ffi.c, m68k/sysv.S: New files.
+ * Makefile.am: Add bits for m68k port. Add kludge to work around
+ automake deficiency.
+ (test): Don't require "." in $PATH.
+ * Makefile.in: Rebuilt.
+
+Wed Feb 11 07:36:50 1998 Anthony Green <green at hoser.cygnus.com>
+
+ * Makefile.in: Rebuilt.
+
+Tue Feb 10 20:56:00 1998 Richard Henderson <rth at cygnus.com>
+
+ * alpha/ffi.c, alpha/osf.S: New files.
+ * Makefile.am: Alpha port.
+
+Tue Nov 18 14:12:07 1997 Anthony Green <green at hoser.cygnus.com>
+
+ * mips/ffi.c (ffi_prep_cif_machdep): Initialize rstruct_flag
+ for n32.
+
+Tue Jun 3 17:18:20 1997 Anthony Green <green at hoser.cygnus.com>
+
+ * ffitest.c (main): Added hack to get structure tests working
+ correctly.
+
+Sat May 10 19:06:42 1997 Tom Tromey <tromey at cygnus.com>
+
+ * Makefile.in: Rebuilt.
+ * Makefile.am (EXTRA_DIST): Explicitly list all distributable
+ files in subdirs.
+ (VERSION, CC): Removed.
+
+Thu May 8 17:19:01 1997 Anthony Green <green at hoser.cygnus.com>
+
+ * Makefile.am: Many changes for new automake and libtool.
+ * Makefile.in: Rebuilt.
+
+Fri Nov 22 06:57:56 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * ffitest.c (main): Fixed test case for non mips machines.
+
+Wed Nov 20 22:31:59 1996 Anthony Green <green at hoser.cygnus.com>
+
+ * types.c: Added ffi_type_void declaration.
+
+Tue Oct 29 13:07:19 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * ffitest.c (main): Fixed character constants.
+ (main): Emit warning for structure test 3 failure on Sun.
+
+ * Makefile.am (VPATH): Fixed VPATH def'n so automake won't
+ strip it out.
+ Moved distdir hack from libffi to automake.
+ (ffitest): Added missing -c for $(COMPILE) (change in automake).
+ * Makefile.in: Rebuilt.
+
+Tue Oct 15 13:08:20 1996 Anthony Green <green at hoser.cygnus.com>
+
+ * Makefile.am: Added "make lint" production.
+ * Makefile.in: Rebuilt.
+
+ * prep_cif.c (STACK_ARG_SIZE): Improved STACK_ARG_SIZE macro.
+ Clean up based on LCLint output. Added funny /*@...@*/ comments to
+ annotate source.
+
+ * ffitest.c, debug.c: Cleaned up code.
+
+Mon Oct 14 12:26:56 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * ffitest.c: Changes based on interface changes.
+
+ * prep_cif.c (ffi_prep_cif): Cleaned up interface based on
+ feedback from Jim Blandy.
+
+Fri Oct 11 15:53:18 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * ffitest.c: Reordered tests while porting to sparc.
+ Made changes to handle lame structure passing for sparc.
+ Removed calls to fflush().
+
+ * prep_cif.c (ffi_prep_cif): Added special case for sparc
+ aggregate type arguments.
+
+Thu Oct 10 09:56:51 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * ffitest.c (main): Added structure passing/returning tests.
+
+ * prep_cif.c (ffi_prep_cif): Perform proper initialization
+ of structure return types if needed.
+ (initialize_aggregate): Bug fix
+
+Wed Oct 9 16:04:20 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * types.c: Added special definitions for x86 (double doesn't
+ need double word alignment).
+
+ * ffitest.c: Added many tests
+
+Tue Oct 8 09:19:22 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * prep_cif.c (ffi_prep_cif): Fixed assertion.
+
+ * debug.c (ffi_assert): Must return a non void now.
+
+ * Makefile.am: Added test production.
+ * Makefile: Rebuilt.
+
+ * ffitest.c (main): Created.
+
+ * types.c: Created. Stripped common code out of */ffi.c.
+
+ * prep_cif.c: Added missing stdlib.h include.
+
+ * debug.c (ffi_type_test): Used "a" to eliminate compiler
+ warnings in non-debug builds. Included ffi_common.h.
+
+Mon Oct 7 15:36:42 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * Makefile.am: Added a rule for .s -> .o
+ This is required by the SGI compiler.
+ * Makefile: Rebuilt.
+
+Fri Oct 4 09:51:08 1996 Anthony Green <green at hoser.cygnus.com>
+
+ * prep_cif.c (initialize_aggregate): Moved abi specification
+ to ffi_prep_cif().
+
+Thu Oct 3 15:37:37 1996 Anthony Green <green at hoser.cygnus.com>
+
+ * prep_cif.c (ffi_prep_cif): Changed values from void* to void**.
+ (initialize_aggregate): Fixed aggregate type initialization.
+
+ * Makefile.am (EXTRA_DIST): Added support code for "make dist".
+ * Makefile.in: Regenerated.
+
+Wed Oct 2 11:41:57 1996 Anthony Green <green at hoser.cygnus.com>
+
+ * debug.c, prep_cif: Created.
+
+ * Makefile.am: Added debug.o and prep_cif.o to OBJ.
+ * Makefile.in: Regenerated.
+
+ * Makefile.am (INCLUDES): Added missing -I../include
+ * Makefile.in: Regenerated.
+
+Tue Oct 1 17:11:51 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * error.c, Makefile.am: Created.
+ * Makefile.in: Generated.
+
+--- libffi/src/x86 --------------------------------------------------------
+
+Sun Oct 4 16:27:17 1998 Anthony Green <green at cygnus.com>
+
+ * sysv.S (retlongdouble): Fixed long long return value support.
+ * ffi.c (ffi_prep_cif_machdep): Ditto.
+
+Wed May 13 04:30:33 1998 Anthony Green <green at raft.ppp.tsoft.net>
+
+ * ffi.c (ffi_prep_cif_machdep): Fixed long double return value
+ support.
+
+Wed Apr 15 08:43:20 1998 Anthony Green <green at hoser.cygnus.com>
+
+ * ffi.c (ffi_prep_args): small struct support was missing.
+
+Thu May 8 16:53:58 1997 Anthony Green <green at hoser.cygnus.com>
+
+ * objects.mak: Removed.
+
+Mon Dec 2 15:12:58 1996 Tom Tromey <tromey at cygnus.com>
+
+ * sysv.S: Use .balign, for a.out Linux boxes.
+
+Tue Oct 15 13:06:50 1996 Anthony Green <green at hoser.cygnus.com>
+
+ * ffi.c: Clean up based on LCLint output.
+ Added funny /*@...@*/ comments to annotate source.
+
+Fri Oct 11 16:43:38 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * ffi.c (ffi_call): Added assertion for bad ABIs.
+
+Wed Oct 9 13:57:27 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * sysv.S (retdouble): Fixed double return problems.
+
+ * ffi.c (ffi_call): Corrected fn arg definition.
+ (ffi_prep_cif_machdep): Fixed double return problems
+
+Tue Oct 8 12:12:49 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * ffi.c: Moved ffi_type definitions to types.c.
+ (ffi_prep_args): Fixed type promotion bug.
+
+Mon Oct 7 15:53:06 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * ffi.c (FFI_*_TYPEDEF): Removed redundant ';'
+
+Fri Oct 4 09:54:53 1996 Anthony Green <green at hoser.cygnus.com>
+
+ * ffi.c (ffi_call): Removed FFI_ABI arg, and swapped
+ remaining args.
+
+Wed Oct 2 10:07:05 1996 Anthony Green <green at hoser.cygnus.com>
+
+ * ffi.c, sysv.S, objects.mak: Created.
+ (ffi_prep_cif): cif->rvalue no longer initialized to NULL.
+ (ffi_prep_cif_machdep): Moved machine independent cif processing
+ to src/prep_cif.c. Introduced ffi_prep_cif_machdep().
+
+--- libffi/src/mips -------------------------------------------------------
+
+Tue Feb 17 17:18:07 1998 Anthony Green <green at hoser.cygnus.com>
+
+ * o32.S: Fixed typo in comment.
+
+ * ffi.c (ffi_prep_cif_machdep): Fixed argument processing.
+
+Thu May 8 16:53:58 1997 Anthony Green <green at hoser.cygnus.com>
+
+ * o32.s, n32.s: Wrappers for SGI tool support.
+
+ * objects.mak: Removed.
+
+Tue Oct 29 14:37:45 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * ffi.c (ffi_prep_args): Changed int z to size_t z.
+
+Tue Oct 15 13:17:25 1996 Anthony Green <green at hoser.cygnus.com>
+
+ * n32.S: Fixed bad stack munging.
+
+ * ffi.c: Moved prototypes for ffi_call_?32() to here from
+ ffi_mips.h because extended_cif is not defined in ffi_mips.h.
+
+Mon Oct 14 12:42:02 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * ffi.c: Interface changes based on feedback from Jim Blandy.
+
+Thu Oct 10 11:22:16 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * n32.S, ffi.c: Lots of changes to support passing and
+ returning structures with the n32 calling convention.
+
+ * n32.S: Fixed fn pointer bug.
+
+ * ffi.c (ffi_prep_cif_machdep): Fix for o32 structure
+ return values.
+ (ffi_prep_args): Fixed n32 structure passing when structures
+ partially fit in registers.
+
+Wed Oct 9 13:49:25 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * objects.mak: Added n32.o.
+
+ * n32.S: Created.
+
+ * ffi.c (ffi_prep_args): Added magic to support proper
+ n32 processing.
+
+Tue Oct 8 10:37:35 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * ffi.c: Moved ffi_type definitions to types.c.
+ (ffi_prep_args): Fixed type promotion bug.
+
+ * o32.S: This code is only built for o32 compiles.
+ A lot of the #define cruft has moved to ffi_mips.h.
+
+ * ffi.c (ffi_prep_cif_machdep): Fixed arg flags. Second arg
+ is only processed if the first is either a float or double.
+
+Mon Oct 7 15:33:59 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * o32.S: Modified to compile under each of o32, n32 and n64.
+
+ * ffi.c (FFI_*_TYPEDEF): Removed redundant ';'
+
+Fri Oct 4 09:53:25 1996 Anthony Green <green at hoser.cygnus.com>
+
+ * ffi.c (ffi_call): Removed FFI_ABI arg, and swapped
+ remaining args.
+
+Wed Oct 2 17:41:22 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * o32.S: Removed crufty definitions.
+
+Wed Oct 2 12:53:42 1996 Anthony Green <green at hoser.cygnus.com>
+
+ * ffi.c (ffi_prep_cif): cif->rvalue no longer initialized to NULL.
+ (ffi_prep_cif_machdep): Moved all machine independent cif processing
+ to src/prep_cif.c. Introduced ffi_prep_cif_machdep. Return types
+ of FFI_TYPE_STRUCT are no different than FFI_TYPE_INT.
+
+Tue Oct 1 17:11:02 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * ffi.c, o32.S, object.mak: Created
+
+--- libffi/src/sparc ------------------------------------------------------
+
+Tue Feb 24 16:33:18 1998 Anthony Green <green at hoser.cygnus.com>
+
+ * ffi.c (ffi_prep_args): Added long double support.
+
+Thu May 8 16:53:58 1997 Anthony Green <green at hoser.cygnus.com>
+
+ * objects.mak: Removed.
+
+Thu May 1 16:07:56 1997 Anthony Green <green at hoser.cygnus.com>
+
+ * v8.S: Fixed minor portability problem reported by
+ Russ McManus <mcmanr at eq.gs.com>.
+
+Tue Nov 26 14:12:43 1996 Anthony Green <green at csk3.cygnus.com>
+
+ * v8.S: Used STACKFRAME define elsewhere.
+
+ * ffi.c (ffi_prep_args): Zero out space when USING_PURIFY
+ is set.
+ (ffi_prep_cif_machdep): Allocate the correct stack frame
+ space for functions with < 6 args.
+
+Tue Oct 29 15:08:55 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * ffi.c (ffi_prep_args): int z is now size_t z.
+
+Mon Oct 14 13:31:24 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * v8.S (ffi_call_V8): Gordon rewrites this again. It looks
+ great now.
+
+ * ffi.c (ffi_call): The comment about hijacked registers
+ is no longer valid after gordoni hacked v8.S.
+
+ * v8.S (ffi_call_V8): Rewrote with gordoni. Much simpler.
+
+ * v8.S, ffi.c: ffi_call() had changed to accept more than
+ two args, so v8.S had to change (because it hijacks incoming
+ arg registers).
+
+ * ffi.c: Interface changes based on feedback from Jim Blandy.
+
+Thu Oct 10 17:48:16 1996 Anthony Green <green at rtl.cygnus.com>
+
+ * ffi.c, v8.S, objects.mak: Created.
+
+
Added: llvm-gcc-4.2/trunk/libffi/LICENSE
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/LICENSE?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/LICENSE (added)
+++ llvm-gcc-4.2/trunk/libffi/LICENSE Thu Nov 8 16:56:19 2007
@@ -0,0 +1,20 @@
+libffi - Copyright (c) 1996-2003 Red Hat, Inc.
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+``Software''), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be included
+in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS
+OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+OTHER DEALINGS IN THE SOFTWARE.
Added: llvm-gcc-4.2/trunk/libffi/Makefile.am
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/Makefile.am?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/Makefile.am (added)
+++ llvm-gcc-4.2/trunk/libffi/Makefile.am Thu Nov 8 16:56:19 2007
@@ -0,0 +1,168 @@
+## Process this with automake to create Makefile.in
+
+AUTOMAKE_OPTIONS = foreign subdir-objects
+ACLOCAL_AMFLAGS = -I .. -I ../config
+
+SUBDIRS = include testsuite
+
+EXTRA_DIST = LICENSE ChangeLog.v1 \
+ src/alpha/ffi.c src/alpha/osf.S src/alpha/ffitarget.h \
+ src/arm/ffi.c src/arm/sysv.S src/arm/ffitarget.h \
+ src/cris/ffi.c src/cris/sysv.S src/cris/ffitarget.h \
+ src/mips/ffi.c src/mips/n32.S src/mips/o32.S \
+ src/mips/ffitarget.h \
+ src/m32r/ffi.c src/m32r/sysv.S src/m32r/ffitarget.h \
+ src/m68k/ffi.c src/m68k/sysv.S src/m68k/ffitarget.h \
+ src/powerpc/ffi.c src/powerpc/sysv.S \
+ src/powerpc/linux64.S src/powerpc/linux64_closure.S \
+ src/powerpc/ppc_closure.S src/powerpc/asm.h \
+ src/powerpc/aix.S src/powerpc/darwin.S \
+ src/powerpc/aix_closure.S src/powerpc/darwin_closure.S \
+ src/powerpc/ffi_darwin.c src/powerpc/ffitarget.h \
+ src/s390/ffi.c src/s390/sysv.S src/s390/ffitarget.h \
+ src/sh/ffi.c src/sh/sysv.S src/sh/ffitarget.h \
+ src/sh64/ffi.c src/sh64/sysv.S src/sh64/ffitarget.h \
+ src/sparc/v8.S src/sparc/v9.S src/sparc/ffitarget.h \
+ src/sparc/ffi.c \
+ src/x86/ffi.c src/x86/sysv.S src/x86/win32.S src/x86/darwin.S \
+ src/x86/ffi64.c src/x86/unix64.S src/x86/ffitarget.h \
+ src/pa/ffi.c src/pa/linux.S src/pa/hpux32.S \
+ src/frv/eabi.S src/frv/ffitarget.h
+
+## ################################################################
+
+##
+## This section is for make and multilib madness.
+##
+
+# Work around what appears to be a GNU make bug handling MAKEFLAGS
+# values defined in terms of make variables, as is the case for CC and
+# friends when we are called from the top level Makefile.
+AM_MAKEFLAGS = \
+ "AR_FLAGS=$(AR_FLAGS)" \
+ "CC_FOR_BUILD=$(CC_FOR_BUILD)" \
+ "CFLAGS=$(CFLAGS)" \
+ "CXXFLAGS=$(CXXFLAGS)" \
+ "CFLAGS_FOR_BUILD=$(CFLAGS_FOR_BUILD)" \
+ "CFLAGS_FOR_TARGET=$(CFLAGS_FOR_TARGET)" \
+ "INSTALL=$(INSTALL)" \
+ "INSTALL_DATA=$(INSTALL_DATA)" \
+ "INSTALL_PROGRAM=$(INSTALL_PROGRAM)" \
+ "INSTALL_SCRIPT=$(INSTALL_SCRIPT)" \
+ "JC1FLAGS=$(JC1FLAGS)" \
+ "LDFLAGS=$(LDFLAGS)" \
+ "LIBCFLAGS=$(LIBCFLAGS)" \
+ "LIBCFLAGS_FOR_TARGET=$(LIBCFLAGS_FOR_TARGET)" \
+ "MAKE=$(MAKE)" \
+ "MAKEINFO=$(MAKEINFO) $(MAKEINFOFLAGS)" \
+ "PICFLAG=$(PICFLAG)" \
+ "PICFLAG_FOR_TARGET=$(PICFLAG_FOR_TARGET)" \
+ "RUNTESTFLAGS=$(RUNTESTFLAGS)" \
+ "SHELL=$(SHELL)" \
+ "exec_prefix=$(exec_prefix)" \
+ "infodir=$(infodir)" \
+ "libdir=$(libdir)" \
+ "prefix=$(prefix)" \
+ "AR=$(AR)" \
+ "AS=$(AS)" \
+ "CC=$(CC)" \
+ "CXX=$(CXX)" \
+ "LD=$(LD)" \
+ "NM=$(NM)" \
+ "RANLIB=$(RANLIB)" \
+ "DESTDIR=$(DESTDIR)"
+
+MAKEOVERRIDES=
+
+toolexeclib_LTLIBRARIES = libffi.la
+noinst_LTLIBRARIES = libffi_convenience.la
+
+libffi_la_SOURCES = src/debug.c src/prep_cif.c src/types.c \
+ src/raw_api.c src/java_raw_api.c
+
+nodist_libffi_la_SOURCES =
+
+if MIPS_IRIX
+nodist_libffi_la_SOURCES += src/mips/ffi.c src/mips/o32.S src/mips/n32.S
+endif
+if MIPS_LINUX
+nodist_libffi_la_SOURCES += src/mips/ffi.c src/mips/o32.S
+endif
+if X86
+nodist_libffi_la_SOURCES += src/x86/ffi.c src/x86/sysv.S
+endif
+if X86_WIN32
+nodist_libffi_la_SOURCES += src/x86/ffi.c src/x86/win32.S
+endif
+if X86_DARWIN
+nodist_libffi_la_SOURCES += src/x86/ffi.c src/x86/darwin.S
+endif
+if SPARC
+nodist_libffi_la_SOURCES += src/sparc/ffi.c src/sparc/v8.S src/sparc/v9.S
+endif
+if ALPHA
+nodist_libffi_la_SOURCES += src/alpha/ffi.c src/alpha/osf.S
+endif
+if IA64
+nodist_libffi_la_SOURCES += src/ia64/ffi.c src/ia64/unix.S
+endif
+if M32R
+nodist_libffi_la_SOURCES += src/m32r/sysv.S src/m32r/ffi.c
+endif
+if M68K
+nodist_libffi_la_SOURCES += src/m68k/ffi.c src/m68k/sysv.S
+endif
+if POWERPC
+nodist_libffi_la_SOURCES += src/powerpc/ffi.c src/powerpc/sysv.S src/powerpc/ppc_closure.S src/powerpc/linux64.S src/powerpc/linux64_closure.S
+endif
+if POWERPC_AIX
+nodist_libffi_la_SOURCES += src/powerpc/ffi_darwin.c src/powerpc/aix.S src/powerpc/aix_closure.S
+endif
+if POWERPC_DARWIN
+nodist_libffi_la_SOURCES += src/powerpc/ffi_darwin.c src/powerpc/darwin.S src/powerpc/darwin_closure.S
+endif
+if POWERPC_FREEBSD
+nodist_libffi_la_SOURCES += src/powerpc/ffi.c src/powerpc/sysv.S src/powerpc/ppc_closure.S
+endif
+if ARM
+nodist_libffi_la_SOURCES += src/arm/sysv.S src/arm/ffi.c
+endif
+if LIBFFI_CRIS
+nodist_libffi_la_SOURCES += src/cris/sysv.S src/cris/ffi.c
+endif
+if FRV
+nodist_libffi_la_SOURCES += src/frv/eabi.S src/frv/ffi.c
+endif
+if S390
+nodist_libffi_la_SOURCES += src/s390/sysv.S src/s390/ffi.c
+endif
+if X86_64
+nodist_libffi_la_SOURCES += src/x86/ffi64.c src/x86/unix64.S src/x86/ffi.c src/x86/sysv.S
+endif
+if SH
+nodist_libffi_la_SOURCES += src/sh/sysv.S src/sh/ffi.c
+endif
+if SH64
+nodist_libffi_la_SOURCES += src/sh64/sysv.S src/sh64/ffi.c
+endif
+if PA_LINUX
+nodist_libffi_la_SOURCES += src/pa/linux.S src/pa/ffi.c
+endif
+if PA_HPUX
+nodist_libffi_la_SOURCES += src/pa/hpux32.S src/pa/ffi.c
+endif
+
+libffi_convenience_la_SOURCES = $(libffi_la_SOURCES)
+nodist_libffi_convenience_la_SOURCES = $(nodist_libffi_la_SOURCES)
+
+AM_CFLAGS = -Wall -g -fexceptions
+
+libffi_la_LDFLAGS = -version-info `grep -v '^\#' $(srcdir)/libtool-version`
+
+AM_CPPFLAGS = -I. -I$(top_srcdir)/include -Iinclude -I$(top_srcdir)/src
+AM_CCASFLAGS = $(AM_CPPFLAGS)
+
+# No install-html support
+.PHONY: install-html
+install-html:
+
Added: llvm-gcc-4.2/trunk/libffi/Makefile.in
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/Makefile.in?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/Makefile.in (added)
+++ llvm-gcc-4.2/trunk/libffi/Makefile.in Thu Nov 8 16:56:19 2007
@@ -0,0 +1,1344 @@
+# Makefile.in generated by automake 1.9.6 from Makefile.am.
+# @configure_input@
+
+# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
+# 2003, 2004, 2005 Free Software Foundation, Inc.
+# This Makefile.in is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
+# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+# PARTICULAR PURPOSE.
+
+ at SET_MAKE@
+
+srcdir = @srcdir@
+top_srcdir = @top_srcdir@
+VPATH = @srcdir@
+pkgdatadir = $(datadir)/@PACKAGE@
+pkglibdir = $(libdir)/@PACKAGE@
+pkgincludedir = $(includedir)/@PACKAGE@
+top_builddir = .
+am__cd = CDPATH="$${ZSH_VERSION+.}$(PATH_SEPARATOR)" && cd
+INSTALL = @INSTALL@
+install_sh_DATA = $(install_sh) -c -m 644
+install_sh_PROGRAM = $(install_sh) -c
+install_sh_SCRIPT = $(install_sh) -c
+INSTALL_HEADER = $(INSTALL_DATA)
+transform = $(program_transform_name)
+NORMAL_INSTALL = :
+PRE_INSTALL = :
+POST_INSTALL = :
+NORMAL_UNINSTALL = :
+PRE_UNINSTALL = :
+POST_UNINSTALL = :
+build_triplet = @build@
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+ cd $(top_builddir) && $(SHELL) ./config.status $@ $(am__depfiles_maybe);; \
+ esac;
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+ cd $(top_srcdir) && $(AUTOHEADER)
+ rm -f stamp-h1
+ touch $@
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+ $(LIBTOOL) --mode=install $(toolexeclibLTLIBRARIES_INSTALL) $(INSTALL_STRIP_FLAG) "$$p" "$(DESTDIR)$(toolexeclibdir)/$$f"; \
+ else :; fi; \
+ done
+
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+ echo " $(LIBTOOL) --mode=uninstall rm -f '$(DESTDIR)$(toolexeclibdir)/$$p'"; \
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+ done
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+ dir="`echo $$p | sed -e 's|/[^/]*$$||'`"; \
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+ echo "rm -f \"$${dir}/so_locations\""; \
+ rm -f "$${dir}/so_locations"; \
+ done
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+ @: > src/cris/$(DEPDIR)/$(am__dirstamp)
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+ src/cris/$(DEPDIR)/$(am__dirstamp)
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+ src/cris/$(DEPDIR)/$(am__dirstamp)
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+ @$(mkdir_p) src/frv/$(DEPDIR)
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+ src/frv/$(DEPDIR)/$(am__dirstamp)
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+ src/frv/$(DEPDIR)/$(am__dirstamp)
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+ src/x86/$(DEPDIR)/$(am__dirstamp)
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+ $(LINK) $(libffi_convenience_la_LDFLAGS) $(libffi_convenience_la_OBJECTS) $(libffi_convenience_la_LIBADD) $(LIBS)
+
+mostlyclean-compile:
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+ -rm -f src/ia64/ffi.lo
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+ -rm -f src/powerpc/ppc_closure.lo
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+ -rm -f src/powerpc/sysv.lo
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+ -rm -f src/raw_api.lo
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+ -rm -f src/sh64/sysv.lo
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+ -rm -f src/x86/sysv.lo
+ -rm -f src/x86/unix64.$(OBJEXT)
+ -rm -f src/x86/unix64.lo
+ -rm -f src/x86/win32.$(OBJEXT)
+ -rm -f src/x86/win32.lo
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+ -rm -f *.tab.c
+
+ at AMDEP_TRUE@@am__include@ @am__quote at src/$(DEPDIR)/debug.Plo at am__quote@
+ at AMDEP_TRUE@@am__include@ @am__quote at src/$(DEPDIR)/java_raw_api.Plo at am__quote@
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+ at AMDEP_TRUE@@am__include@ @am__quote at src/arm/$(DEPDIR)/ffi.Plo at am__quote@
+ at AMDEP_TRUE@@am__include@ @am__quote at src/cris/$(DEPDIR)/ffi.Plo at am__quote@
+ at AMDEP_TRUE@@am__include@ @am__quote at src/frv/$(DEPDIR)/ffi.Plo at am__quote@
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+ at AMDEP_TRUE@@am__include@ @am__quote at src/sparc/$(DEPDIR)/ffi.Plo at am__quote@
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+ at AMDEP_TRUE@@am__include@ @am__quote at src/x86/$(DEPDIR)/ffi64.Plo at am__quote@
+
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+ $(CCASCOMPILE) -c $<
+
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+ $(CCASCOMPILE) -c `$(CYGPATH_W) '$<'`
+
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+ $(LTCCASCOMPILE) -c -o $@ $<
+
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+ at am__fastdepCC_TRUE@ if $(COMPILE) -MT $@ -MD -MP -MF "$$depbase.Tpo" -c -o $@ $<; \
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Added: llvm-gcc-4.2/trunk/libffi/README
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/README?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/README (added)
+++ llvm-gcc-4.2/trunk/libffi/README Thu Nov 8 16:56:19 2007
@@ -0,0 +1,491 @@
+This directory contains the libffi package, which is not part of GCC but
+shipped with GCC as convenience.
+
+Status
+======
+
+libffi-2.00 has not been released yet! This is a development snapshot!
+
+libffi-1.20 was released on October 5, 1998. Check the libffi web
+page for updates: <URL:http://sources.redhat.com/libffi/>.
+
+
+What is libffi?
+===============
+
+Compilers for high level languages generate code that follow certain
+conventions. These conventions are necessary, in part, for separate
+compilation to work. One such convention is the "calling
+convention". The "calling convention" is essentially a set of
+assumptions made by the compiler about where function arguments will
+be found on entry to a function. A "calling convention" also specifies
+where the return value for a function is found.
+
+Some programs may not know at the time of compilation what arguments
+are to be passed to a function. For instance, an interpreter may be
+told at run-time about the number and types of arguments used to call
+a given function. Libffi can be used in such programs to provide a
+bridge from the interpreter program to compiled code.
+
+The libffi library provides a portable, high level programming
+interface to various calling conventions. This allows a programmer to
+call any function specified by a call interface description at run
+time.
+
+Ffi stands for Foreign Function Interface. A foreign function
+interface is the popular name for the interface that allows code
+written in one language to call code written in another language. The
+libffi library really only provides the lowest, machine dependent
+layer of a fully featured foreign function interface. A layer must
+exist above libffi that handles type conversions for values passed
+between the two languages.
+
+
+Supported Platforms and Prerequisites
+=====================================
+
+Libffi has been ported to:
+
+ SunOS 4.1.3 & Solaris 2.x (SPARC-V8, SPARC-V9)
+
+ Irix 5.3 & 6.2 (System V/o32 & n32)
+
+ Intel x86 - Linux (System V ABI)
+
+ Alpha - Linux and OSF/1
+
+ m68k - Linux (System V ABI)
+
+ PowerPC - Linux (System V ABI, Darwin, AIX)
+
+ ARM - Linux (System V ABI)
+
+Libffi has been tested with the egcs 1.0.2 gcc compiler. Chances are
+that other versions will work. Libffi has also been built and tested
+with the SGI compiler tools.
+
+On PowerPC, the tests failed (see the note below).
+
+You must use GNU make to build libffi. SGI's make will not work.
+Sun's probably won't either.
+
+If you port libffi to another platform, please let me know! I assume
+that some will be easy (x86 NetBSD), and others will be more difficult
+(HP).
+
+
+Installing libffi
+=================
+
+[Note: before actually performing any of these installation steps,
+ you may wish to read the "Platform Specific Notes" below.]
+
+First you must configure the distribution for your particular
+system. Go to the directory you wish to build libffi in and run the
+"configure" program found in the root directory of the libffi source
+distribution.
+
+You may want to tell configure where to install the libffi library and
+header files. To do that, use the --prefix configure switch. Libffi
+will install under /usr/local by default.
+
+If you want to enable extra run-time debugging checks use the the
+--enable-debug configure switch. This is useful when your program dies
+mysteriously while using libffi.
+
+Another useful configure switch is --enable-purify-safety. Using this
+will add some extra code which will suppress certain warnings when you
+are using Purify with libffi. Only use this switch when using
+Purify, as it will slow down the library.
+
+Configure has many other options. Use "configure --help" to see them all.
+
+Once configure has finished, type "make". Note that you must be using
+GNU make. SGI's make will not work. Sun's probably won't either.
+You can ftp GNU make from prep.ai.mit.edu:/pub/gnu.
+
+To ensure that libffi is working as advertised, type "make test".
+
+To install the library and header files, type "make install".
+
+
+Using libffi
+============
+
+ The Basics
+ ----------
+
+Libffi assumes that you have a pointer to the function you wish to
+call and that you know the number and types of arguments to pass it,
+as well as the return type of the function.
+
+The first thing you must do is create an ffi_cif object that matches
+the signature of the function you wish to call. The cif in ffi_cif
+stands for Call InterFace. To prepare a call interface object, use the
+following function:
+
+ffi_status ffi_prep_cif(ffi_cif *cif, ffi_abi abi,
+ unsigned int nargs,
+ ffi_type *rtype, ffi_type **atypes);
+
+ CIF is a pointer to the call interface object you wish
+ to initialize.
+
+ ABI is an enum that specifies the calling convention
+ to use for the call. FFI_DEFAULT_ABI defaults
+ to the system's native calling convention. Other
+ ABI's may be used with care. They are system
+ specific.
+
+ NARGS is the number of arguments this function accepts.
+ libffi does not yet support vararg functions.
+
+ RTYPE is a pointer to an ffi_type structure that represents
+ the return type of the function. Ffi_type objects
+ describe the types of values. libffi provides
+ ffi_type objects for many of the native C types:
+ signed int, unsigned int, signed char, unsigned char,
+ etc. There is also a pointer ffi_type object and
+ a void ffi_type. Use &ffi_type_void for functions that
+ don't return values.
+
+ ATYPES is a vector of ffi_type pointers. ARGS must be NARGS long.
+ If NARGS is 0, this is ignored.
+
+
+ffi_prep_cif will return a status code that you are responsible
+for checking. It will be one of the following:
+
+ FFI_OK - All is good.
+
+ FFI_BAD_TYPEDEF - One of the ffi_type objects that ffi_prep_cif
+ came across is bad.
+
+
+Before making the call, the VALUES vector should be initialized
+with pointers to the appropriate argument values.
+
+To call the the function using the initialized ffi_cif, use the
+ffi_call function:
+
+void ffi_call(ffi_cif *cif, void *fn, void *rvalue, void **avalues);
+
+ CIF is a pointer to the ffi_cif initialized specifically
+ for this function.
+
+ FN is a pointer to the function you want to call.
+
+ RVALUE is a pointer to a chunk of memory that is to hold the
+ result of the function call. Currently, it must be
+ at least one word in size (except for the n32 version
+ under Irix 6.x, which must be a pointer to an 8 byte
+ aligned value (a long long). It must also be at least
+ word aligned (depending on the return type, and the
+ system's alignment requirements). If RTYPE is
+ &ffi_type_void, this is ignored. If RVALUE is NULL,
+ the return value is discarded.
+
+ AVALUES is a vector of void* that point to the memory locations
+ holding the argument values for a call.
+ If NARGS is 0, this is ignored.
+
+
+If you are expecting a return value from FN it will have been stored
+at RVALUE.
+
+
+
+ An Example
+ ----------
+
+Here is a trivial example that calls puts() a few times.
+
+ #include <stdio.h>
+ #include <ffi.h>
+
+ int main()
+ {
+ ffi_cif cif;
+ ffi_type *args[1];
+ void *values[1];
+ char *s;
+ int rc;
+
+ /* Initialize the argument info vectors */
+ args[0] = &ffi_type_uint;
+ values[0] = &s;
+
+ /* Initialize the cif */
+ if (ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1,
+ &ffi_type_uint, args) == FFI_OK)
+ {
+ s = "Hello World!";
+ ffi_call(&cif, puts, &rc, values);
+ /* rc now holds the result of the call to puts */
+
+ /* values holds a pointer to the function's arg, so to
+ call puts() again all we need to do is change the
+ value of s */
+ s = "This is cool!";
+ ffi_call(&cif, puts, &rc, values);
+ }
+
+ return 0;
+ }
+
+
+
+ Aggregate Types
+ ---------------
+
+Although libffi has no special support for unions or bit-fields, it is
+perfectly happy passing structures back and forth. You must first
+describe the structure to libffi by creating a new ffi_type object
+for it. Here is the definition of ffi_type:
+
+ typedef struct _ffi_type
+ {
+ unsigned size;
+ short alignment;
+ short type;
+ struct _ffi_type **elements;
+ } ffi_type;
+
+All structures must have type set to FFI_TYPE_STRUCT. You may set
+size and alignment to 0. These will be calculated and reset to the
+appropriate values by ffi_prep_cif().
+
+elements is a NULL terminated array of pointers to ffi_type objects
+that describe the type of the structure elements. These may, in turn,
+be structure elements.
+
+The following example initializes a ffi_type object representing the
+tm struct from Linux's time.h:
+
+ struct tm {
+ int tm_sec;
+ int tm_min;
+ int tm_hour;
+ int tm_mday;
+ int tm_mon;
+ int tm_year;
+ int tm_wday;
+ int tm_yday;
+ int tm_isdst;
+ /* Those are for future use. */
+ long int __tm_gmtoff__;
+ __const char *__tm_zone__;
+ };
+
+ {
+ ffi_type tm_type;
+ ffi_type *tm_type_elements[12];
+ int i;
+
+ tm_type.size = tm_type.alignment = 0;
+ tm_type.elements = &tm_type_elements;
+
+ for (i = 0; i < 9; i++)
+ tm_type_elements[i] = &ffi_type_sint;
+
+ tm_type_elements[9] = &ffi_type_slong;
+ tm_type_elements[10] = &ffi_type_pointer;
+ tm_type_elements[11] = NULL;
+
+ /* tm_type can now be used to represent tm argument types and
+ return types for ffi_prep_cif() */
+ }
+
+
+
+Platform Specific Notes
+=======================
+
+ Intel x86
+ ---------
+
+There are no known problems with the x86 port.
+
+ Sun SPARC - SunOS 4.1.3 & Solaris 2.x
+ -------------------------------------
+
+You must use GNU Make to build libffi on Sun platforms.
+
+ MIPS - Irix 5.3 & 6.x
+ ---------------------
+
+Irix 6.2 and better supports three different calling conventions: o32,
+n32 and n64. Currently, libffi only supports both o32 and n32 under
+Irix 6.x, but only o32 under Irix 5.3. Libffi will automatically be
+configured for whichever calling convention it was built for.
+
+By default, the configure script will try to build libffi with the GNU
+development tools. To build libffi with the SGI development tools, set
+the environment variable CC to either "cc -32" or "cc -n32" before
+running configure under Irix 6.x (depending on whether you want an o32
+or n32 library), or just "cc" for Irix 5.3.
+
+With the n32 calling convention, when returning structures smaller
+than 16 bytes, be sure to provide an RVALUE that is 8 byte aligned.
+Here's one way of forcing this:
+
+ double struct_storage[2];
+ my_small_struct *s = (my_small_struct *) struct_storage;
+ /* Use s for RVALUE */
+
+If you don't do this you are liable to get spurious bus errors.
+
+"long long" values are not supported yet.
+
+You must use GNU Make to build libffi on SGI platforms.
+
+ ARM - System V ABI
+ ------------------
+
+The ARM port was performed on a NetWinder running ARM Linux ELF
+(2.0.31) and gcc 2.8.1.
+
+
+
+ PowerPC System V ABI
+ --------------------
+
+There are two `System V ABI's which libffi implements for PowerPC.
+They differ only in how small structures are returned from functions.
+
+In the FFI_SYSV version, structures that are 8 bytes or smaller are
+returned in registers. This is what GCC does when it is configured
+for solaris, and is what the System V ABI I have (dated September
+1995) says.
+
+In the FFI_GCC_SYSV version, all structures are returned the same way:
+by passing a pointer as the first argument to the function. This is
+what GCC does when it is configured for linux or a generic sysv
+target.
+
+EGCS 1.0.1 (and probably other versions of EGCS/GCC) also has a
+inconsistency with the SysV ABI: When a procedure is called with many
+floating-point arguments, some of them get put on the stack. They are
+all supposed to be stored in double-precision format, even if they are
+only single-precision, but EGCS stores single-precision arguments as
+single-precision anyway. This causes one test to fail (the `many
+arguments' test).
+
+
+History
+=======
+
+1.20 Oct-5-98
+ Raffaele Sena produces ARM port.
+
+1.19 Oct-5-98
+ Fixed x86 long double and long long return support.
+ m68k bug fixes from Andreas Schwab.
+ Patch for DU assembler compatibility for the Alpha from Richard
+ Henderson.
+
+1.18 Apr-17-98
+ Bug fixes and MIPS configuration changes.
+
+1.17 Feb-24-98
+ Bug fixes and m68k port from Andreas Schwab. PowerPC port from
+ Geoffrey Keating. Various bug x86, Sparc and MIPS bug fixes.
+
+1.16 Feb-11-98
+ Richard Henderson produces Alpha port.
+
+1.15 Dec-4-97
+ Fixed an n32 ABI bug. New libtool, auto* support.
+
+1.14 May-13-97
+ libtool is now used to generate shared and static libraries.
+ Fixed a minor portability problem reported by Russ McManus
+ <mcmanr at eq.gs.com>.
+
+1.13 Dec-2-96
+ Added --enable-purify-safety to keep Purify from complaining
+ about certain low level code.
+ Sparc fix for calling functions with < 6 args.
+ Linux x86 a.out fix.
+
+1.12 Nov-22-96
+ Added missing ffi_type_void, needed for supporting void return
+ types. Fixed test case for non MIPS machines. Cygnus Support
+ is now Cygnus Solutions.
+
+1.11 Oct-30-96
+ Added notes about GNU make.
+
+1.10 Oct-29-96
+ Added configuration fix for non GNU compilers.
+
+1.09 Oct-29-96
+ Added --enable-debug configure switch. Clean-ups based on LCLint
+ feedback. ffi_mips.h is always installed. Many configuration
+ fixes. Fixed ffitest.c for sparc builds.
+
+1.08 Oct-15-96
+ Fixed n32 problem. Many clean-ups.
+
+1.07 Oct-14-96
+ Gordon Irlam rewrites v8.S again. Bug fixes.
+
+1.06 Oct-14-96
+ Gordon Irlam improved the sparc port.
+
+1.05 Oct-14-96
+ Interface changes based on feedback.
+
+1.04 Oct-11-96
+ Sparc port complete (modulo struct passing bug).
+
+1.03 Oct-10-96
+ Passing struct args, and returning struct values works for
+ all architectures/calling conventions. Expanded tests.
+
+1.02 Oct-9-96
+ Added SGI n32 support. Fixed bugs in both o32 and Linux support.
+ Added "make test".
+
+1.01 Oct-8-96
+ Fixed float passing bug in mips version. Restructured some
+ of the code. Builds cleanly with SGI tools.
+
+1.00 Oct-7-96
+ First release. No public announcement.
+
+
+Authors & Credits
+=================
+
+libffi was written by Anthony Green <green at cygnus.com>.
+
+Portions of libffi were derived from Gianni Mariani's free gencall
+library for Silicon Graphics machines.
+
+The closure mechanism was designed and implemented by Kresten Krab
+Thorup.
+
+The Sparc port was derived from code contributed by the fine folks at
+Visible Decisions Inc <http://www.vdi.com>. Further enhancements were
+made by Gordon Irlam at Cygnus Solutions <http://www.cygnus.com>.
+
+The Alpha port was written by Richard Henderson at Cygnus Solutions.
+
+Andreas Schwab ported libffi to m68k Linux and provided a number of
+bug fixes.
+
+Geoffrey Keating ported libffi to the PowerPC.
+
+Raffaele Sena ported libffi to the ARM.
+
+Jesper Skov and Andrew Haley both did more than their fair share of
+stepping through the code and tracking down bugs.
+
+Thanks also to Tom Tromey for bug fixes and configuration help.
+
+Thanks to Jim Blandy, who provided some useful feedback on the libffi
+interface.
+
+If you have a problem, or have found a bug, please send a note to
+green at cygnus.com.
Added: llvm-gcc-4.2/trunk/libffi/acinclude.m4
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/acinclude.m4?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/acinclude.m4 (added)
+++ llvm-gcc-4.2/trunk/libffi/acinclude.m4 Thu Nov 8 16:56:19 2007
@@ -0,0 +1,92 @@
+# mmap(2) blacklisting. Some platforms provide the mmap library routine
+# but don't support all of the features we need from it.
+AC_DEFUN([AC_FUNC_MMAP_BLACKLIST],
+[
+AC_CHECK_HEADER([sys/mman.h],
+ [libffi_header_sys_mman_h=yes], [libffi_header_sys_mman_h=no])
+AC_CHECK_FUNC([mmap], [libffi_func_mmap=yes], [libffi_func_mmap=no])
+if test "$libffi_header_sys_mman_h" != yes \
+ || test "$libffi_func_mmap" != yes; then
+ ac_cv_func_mmap_file=no
+ ac_cv_func_mmap_dev_zero=no
+ ac_cv_func_mmap_anon=no
+else
+ AC_CACHE_CHECK([whether read-only mmap of a plain file works],
+ ac_cv_func_mmap_file,
+ [# Add a system to this blacklist if
+ # mmap(0, stat_size, PROT_READ, MAP_PRIVATE, fd, 0) doesn't return a
+ # memory area containing the same data that you'd get if you applied
+ # read() to the same fd. The only system known to have a problem here
+ # is VMS, where text files have record structure.
+ case "$host_os" in
+ vms* | ultrix*)
+ ac_cv_func_mmap_file=no ;;
+ *)
+ ac_cv_func_mmap_file=yes;;
+ esac])
+ AC_CACHE_CHECK([whether mmap from /dev/zero works],
+ ac_cv_func_mmap_dev_zero,
+ [# Add a system to this blacklist if it has mmap() but /dev/zero
+ # does not exist, or if mmapping /dev/zero does not give anonymous
+ # zeroed pages with both the following properties:
+ # 1. If you map N consecutive pages in with one call, and then
+ # unmap any subset of those pages, the pages that were not
+ # explicitly unmapped remain accessible.
+ # 2. If you map two adjacent blocks of memory and then unmap them
+ # both at once, they must both go away.
+ # Systems known to be in this category are Windows (all variants),
+ # VMS, and Darwin.
+ case "$host_os" in
+ vms* | cygwin* | pe | mingw* | darwin* | ultrix* | hpux10* | hpux11.00)
+ ac_cv_func_mmap_dev_zero=no ;;
+ *)
+ ac_cv_func_mmap_dev_zero=yes;;
+ esac])
+
+ # Unlike /dev/zero, the MAP_ANON(YMOUS) defines can be probed for.
+ AC_CACHE_CHECK([for MAP_ANON(YMOUS)], ac_cv_decl_map_anon,
+ [AC_TRY_COMPILE(
+[#include <sys/types.h>
+#include <sys/mman.h>
+#include <unistd.h>
+
+#ifndef MAP_ANONYMOUS
+#define MAP_ANONYMOUS MAP_ANON
+#endif
+],
+[int n = MAP_ANONYMOUS;],
+ ac_cv_decl_map_anon=yes,
+ ac_cv_decl_map_anon=no)])
+
+ if test $ac_cv_decl_map_anon = no; then
+ ac_cv_func_mmap_anon=no
+ else
+ AC_CACHE_CHECK([whether mmap with MAP_ANON(YMOUS) works],
+ ac_cv_func_mmap_anon,
+ [# Add a system to this blacklist if it has mmap() and MAP_ANON or
+ # MAP_ANONYMOUS, but using mmap(..., MAP_PRIVATE|MAP_ANONYMOUS, -1, 0)
+ # doesn't give anonymous zeroed pages with the same properties listed
+ # above for use of /dev/zero.
+ # Systems known to be in this category are Windows, VMS, and SCO Unix.
+ case "$host_os" in
+ vms* | cygwin* | pe | mingw* | sco* | udk* )
+ ac_cv_func_mmap_anon=no ;;
+ *)
+ ac_cv_func_mmap_anon=yes;;
+ esac])
+ fi
+fi
+
+if test $ac_cv_func_mmap_file = yes; then
+ AC_DEFINE(HAVE_MMAP_FILE, 1,
+ [Define if read-only mmap of a plain file works.])
+fi
+if test $ac_cv_func_mmap_dev_zero = yes; then
+ AC_DEFINE(HAVE_MMAP_DEV_ZERO, 1,
+ [Define if mmap of /dev/zero works.])
+fi
+if test $ac_cv_func_mmap_anon = yes; then
+ AC_DEFINE(HAVE_MMAP_ANON, 1,
+ [Define if mmap with MAP_ANON(YMOUS) works.])
+fi
+])
Added: llvm-gcc-4.2/trunk/libffi/aclocal.m4
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/aclocal.m4?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/aclocal.m4 (added)
+++ llvm-gcc-4.2/trunk/libffi/aclocal.m4 Thu Nov 8 16:56:19 2007
@@ -0,0 +1,912 @@
+# generated automatically by aclocal 1.9.6 -*- Autoconf -*-
+
+# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
+# 2005 Free Software Foundation, Inc.
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
+# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+# PARTICULAR PURPOSE.
+
+# Copyright (C) 2002, 2003, 2005 Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# AM_AUTOMAKE_VERSION(VERSION)
+# ----------------------------
+# Automake X.Y traces this macro to ensure aclocal.m4 has been
+# generated from the m4 files accompanying Automake X.Y.
+AC_DEFUN([AM_AUTOMAKE_VERSION], [am__api_version="1.9"])
+
+# AM_SET_CURRENT_AUTOMAKE_VERSION
+# -------------------------------
+# Call AM_AUTOMAKE_VERSION so it can be traced.
+# This function is AC_REQUIREd by AC_INIT_AUTOMAKE.
+AC_DEFUN([AM_SET_CURRENT_AUTOMAKE_VERSION],
+ [AM_AUTOMAKE_VERSION([1.9.6])])
+
+# Figure out how to run the assembler. -*- Autoconf -*-
+
+# Copyright (C) 2001, 2003, 2004, 2005 Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# serial 4
+
+# AM_PROG_AS
+# ----------
+AC_DEFUN([AM_PROG_AS],
+[# By default we simply use the C compiler to build assembly code.
+AC_REQUIRE([AC_PROG_CC])
+test "${CCAS+set}" = set || CCAS=$CC
+test "${CCASFLAGS+set}" = set || CCASFLAGS=$CFLAGS
+AC_ARG_VAR([CCAS], [assembler compiler command (defaults to CC)])
+AC_ARG_VAR([CCASFLAGS], [assembler compiler flags (defaults to CFLAGS)])
+])
+
+# AM_AUX_DIR_EXPAND -*- Autoconf -*-
+
+# Copyright (C) 2001, 2003, 2005 Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# For projects using AC_CONFIG_AUX_DIR([foo]), Autoconf sets
+# $ac_aux_dir to `$srcdir/foo'. In other projects, it is set to
+# `$srcdir', `$srcdir/..', or `$srcdir/../..'.
+#
+# Of course, Automake must honor this variable whenever it calls a
+# tool from the auxiliary directory. The problem is that $srcdir (and
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+# it makes $ac_aux_dir quite unusable in subdirectories: in the top
+# source directory, any form will work fine, but in subdirectories a
+# relative path needs to be adjusted first.
+#
+# $ac_aux_dir/missing
+# fails when called from a subdirectory if $ac_aux_dir is relative
+# $top_srcdir/$ac_aux_dir/missing
+# fails if $ac_aux_dir is absolute,
+# fails when called from a subdirectory in a VPATH build with
+# a relative $ac_aux_dir
+#
+# The reason of the latter failure is that $top_srcdir and $ac_aux_dir
+# are both prefixed by $srcdir. In an in-source build this is usually
+# harmless because $srcdir is `.', but things will broke when you
+# start a VPATH build or use an absolute $srcdir.
+#
+# So we could use something similar to $top_srcdir/$ac_aux_dir/missing,
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+# am_aux_dir='\$(top_srcdir)/'`expr "$ac_aux_dir" : "$srcdir//*\(.*\)"`
+# and then we would define $MISSING as
+# MISSING="\${SHELL} $am_aux_dir/missing"
+# This will work as long as MISSING is not called from configure, because
+# unfortunately $(top_srcdir) has no meaning in configure.
+# However there are other variables, like CC, which are often used in
+# configure, and could therefore not use this "fixed" $ac_aux_dir.
+#
+# Another solution, used here, is to always expand $ac_aux_dir to an
+# absolute PATH. The drawback is that using absolute paths prevent a
+# configured tree to be moved without reconfiguration.
+
+AC_DEFUN([AM_AUX_DIR_EXPAND],
+[dnl Rely on autoconf to set up CDPATH properly.
+AC_PREREQ([2.50])dnl
+# expand $ac_aux_dir to an absolute path
+am_aux_dir=`cd $ac_aux_dir && pwd`
+])
+
+# AM_CONDITIONAL -*- Autoconf -*-
+
+# Copyright (C) 1997, 2000, 2001, 2003, 2004, 2005
+# Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# serial 7
+
+# AM_CONDITIONAL(NAME, SHELL-CONDITION)
+# -------------------------------------
+# Define a conditional.
+AC_DEFUN([AM_CONDITIONAL],
+[AC_PREREQ(2.52)dnl
+ ifelse([$1], [TRUE], [AC_FATAL([$0: invalid condition: $1])],
+ [$1], [FALSE], [AC_FATAL([$0: invalid condition: $1])])dnl
+AC_SUBST([$1_TRUE])
+AC_SUBST([$1_FALSE])
+if $2; then
+ $1_TRUE=
+ $1_FALSE='#'
+else
+ $1_TRUE='#'
+ $1_FALSE=
+fi
+AC_CONFIG_COMMANDS_PRE(
+[if test -z "${$1_TRUE}" && test -z "${$1_FALSE}"; then
+ AC_MSG_ERROR([[conditional "$1" was never defined.
+Usually this means the macro was only invoked conditionally.]])
+fi])])
+
+
+# Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005
+# Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# serial 8
+
+# There are a few dirty hacks below to avoid letting `AC_PROG_CC' be
+# written in clear, in which case automake, when reading aclocal.m4,
+# will think it sees a *use*, and therefore will trigger all it's
+# C support machinery. Also note that it means that autoscan, seeing
+# CC etc. in the Makefile, will ask for an AC_PROG_CC use...
+
+
+# _AM_DEPENDENCIES(NAME)
+# ----------------------
+# See how the compiler implements dependency checking.
+# NAME is "CC", "CXX", "GCJ", or "OBJC".
+# We try a few techniques and use that to set a single cache variable.
+#
+# We don't AC_REQUIRE the corresponding AC_PROG_CC since the latter was
+# modified to invoke _AM_DEPENDENCIES(CC); we would have a circular
+# dependency, and given that the user is not expected to run this macro,
+# just rely on AC_PROG_CC.
+AC_DEFUN([_AM_DEPENDENCIES],
+[AC_REQUIRE([AM_SET_DEPDIR])dnl
+AC_REQUIRE([AM_OUTPUT_DEPENDENCY_COMMANDS])dnl
+AC_REQUIRE([AM_MAKE_INCLUDE])dnl
+AC_REQUIRE([AM_DEP_TRACK])dnl
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+ifelse([$1], CC, [depcc="$CC" am_compiler_list=],
+ [$1], CXX, [depcc="$CXX" am_compiler_list=],
+ [$1], OBJC, [depcc="$OBJC" am_compiler_list='gcc3 gcc'],
+ [$1], GCJ, [depcc="$GCJ" am_compiler_list='gcc3 gcc'],
+ [depcc="$$1" am_compiler_list=])
+
+AC_CACHE_CHECK([dependency style of $depcc],
+ [am_cv_$1_dependencies_compiler_type],
+[if test -z "$AMDEP_TRUE" && test -f "$am_depcomp"; then
+ # We make a subdir and do the tests there. Otherwise we can end up
+ # making bogus files that we don't know about and never remove. For
+ # instance it was reported that on HP-UX the gcc test will end up
+ # making a dummy file named `D' -- because `-MD' means `put the output
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+ mkdir conftest.dir
+ # Copy depcomp to subdir because otherwise we won't find it if we're
+ # using a relative directory.
+ cp "$am_depcomp" conftest.dir
+ cd conftest.dir
+ # We will build objects and dependencies in a subdirectory because
+ # it helps to detect inapplicable dependency modes. For instance
+ # both Tru64's cc and ICC support -MD to output dependencies as a
+ # side effect of compilation, but ICC will put the dependencies in
+ # the current directory while Tru64 will put them in the object
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+ mkdir sub
+
+ am_cv_$1_dependencies_compiler_type=none
+ if test "$am_compiler_list" = ""; then
+ am_compiler_list=`sed -n ['s/^#*\([a-zA-Z0-9]*\))$/\1/p'] < ./depcomp`
+ fi
+ for depmode in $am_compiler_list; do
+ # Setup a source with many dependencies, because some compilers
+ # like to wrap large dependency lists on column 80 (with \), and
+ # we should not choose a depcomp mode which is confused by this.
+ #
+ # We need to recreate these files for each test, as the compiler may
+ # overwrite some of them when testing with obscure command lines.
+ # This happens at least with the AIX C compiler.
+ : > sub/conftest.c
+ for i in 1 2 3 4 5 6; do
+ echo '#include "conftst'$i'.h"' >> sub/conftest.c
+ # Using `: > sub/conftst$i.h' creates only sub/conftst1.h with
+ # Solaris 8's {/usr,}/bin/sh.
+ touch sub/conftst$i.h
+ done
+ echo "${am__include} ${am__quote}sub/conftest.Po${am__quote}" > confmf
+
+ case $depmode in
+ nosideeffect)
+ # after this tag, mechanisms are not by side-effect, so they'll
+ # only be used when explicitly requested
+ if test "x$enable_dependency_tracking" = xyes; then
+ continue
+ else
+ break
+ fi
+ ;;
+ none) break ;;
+ esac
+ # We check with `-c' and `-o' for the sake of the "dashmstdout"
+ # mode. It turns out that the SunPro C++ compiler does not properly
+ # handle `-M -o', and we need to detect this.
+ if depmode=$depmode \
+ source=sub/conftest.c object=sub/conftest.${OBJEXT-o} \
+ depfile=sub/conftest.Po tmpdepfile=sub/conftest.TPo \
+ $SHELL ./depcomp $depcc -c -o sub/conftest.${OBJEXT-o} sub/conftest.c \
+ >/dev/null 2>conftest.err &&
+ grep sub/conftst6.h sub/conftest.Po > /dev/null 2>&1 &&
+ grep sub/conftest.${OBJEXT-o} sub/conftest.Po > /dev/null 2>&1 &&
+ ${MAKE-make} -s -f confmf > /dev/null 2>&1; then
+ # icc doesn't choke on unknown options, it will just issue warnings
+ # or remarks (even with -Werror). So we grep stderr for any message
+ # that says an option was ignored or not supported.
+ # When given -MP, icc 7.0 and 7.1 complain thusly:
+ # icc: Command line warning: ignoring option '-M'; no argument required
+ # The diagnosis changed in icc 8.0:
+ # icc: Command line remark: option '-MP' not supported
+ if (grep 'ignoring option' conftest.err ||
+ grep 'not supported' conftest.err) >/dev/null 2>&1; then :; else
+ am_cv_$1_dependencies_compiler_type=$depmode
+ break
+ fi
+ fi
+ done
+
+ cd ..
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+fi
+])
+AC_SUBST([$1DEPMODE], [depmode=$am_cv_$1_dependencies_compiler_type])
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+ && test "$am_cv_$1_dependencies_compiler_type" = gcc3])
+])
+
+
+# AM_SET_DEPDIR
+# -------------
+# Choose a directory name for dependency files.
+# This macro is AC_REQUIREd in _AM_DEPENDENCIES
+AC_DEFUN([AM_SET_DEPDIR],
+[AC_REQUIRE([AM_SET_LEADING_DOT])dnl
+AC_SUBST([DEPDIR], ["${am__leading_dot}deps"])dnl
+])
+
+
+# AM_DEP_TRACK
+# ------------
+AC_DEFUN([AM_DEP_TRACK],
+[AC_ARG_ENABLE(dependency-tracking,
+[ --disable-dependency-tracking speeds up one-time build
+ --enable-dependency-tracking do not reject slow dependency extractors])
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+ am_depcomp="$ac_aux_dir/depcomp"
+ AMDEPBACKSLASH='\'
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+AM_CONDITIONAL([AMDEP], [test "x$enable_dependency_tracking" != xno])
+AC_SUBST([AMDEPBACKSLASH])
+])
+
+# Generate code to set up dependency tracking. -*- Autoconf -*-
+
+# Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005
+# Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+#serial 3
+
+# _AM_OUTPUT_DEPENDENCY_COMMANDS
+# ------------------------------
+AC_DEFUN([_AM_OUTPUT_DEPENDENCY_COMMANDS],
+[for mf in $CONFIG_FILES; do
+ # Strip MF so we end up with the name of the file.
+ mf=`echo "$mf" | sed -e 's/:.*$//'`
+ # Check whether this is an Automake generated Makefile or not.
+ # We used to match only the files named `Makefile.in', but
+ # some people rename them; so instead we look at the file content.
+ # Grep'ing the first line is not enough: some people post-process
+ # each Makefile.in and add a new line on top of each file to say so.
+ # So let's grep whole file.
+ if grep '^#.*generated by automake' $mf > /dev/null 2>&1; then
+ dirpart=`AS_DIRNAME("$mf")`
+ else
+ continue
+ fi
+ # Extract the definition of DEPDIR, am__include, and am__quote
+ # from the Makefile without running `make'.
+ DEPDIR=`sed -n 's/^DEPDIR = //p' < "$mf"`
+ test -z "$DEPDIR" && continue
+ am__include=`sed -n 's/^am__include = //p' < "$mf"`
+ test -z "am__include" && continue
+ am__quote=`sed -n 's/^am__quote = //p' < "$mf"`
+ # When using ansi2knr, U may be empty or an underscore; expand it
+ U=`sed -n 's/^U = //p' < "$mf"`
+ # Find all dependency output files, they are included files with
+ # $(DEPDIR) in their names. We invoke sed twice because it is the
+ # simplest approach to changing $(DEPDIR) to its actual value in the
+ # expansion.
+ for file in `sed -n "
+ s/^$am__include $am__quote\(.*(DEPDIR).*\)$am__quote"'$/\1/p' <"$mf" | \
+ sed -e 's/\$(DEPDIR)/'"$DEPDIR"'/g' -e 's/\$U/'"$U"'/g'`; do
+ # Make sure the directory exists.
+ test -f "$dirpart/$file" && continue
+ fdir=`AS_DIRNAME(["$file"])`
+ AS_MKDIR_P([$dirpart/$fdir])
+ # echo "creating $dirpart/$file"
+ echo '# dummy' > "$dirpart/$file"
+ done
+done
+])# _AM_OUTPUT_DEPENDENCY_COMMANDS
+
+
+# AM_OUTPUT_DEPENDENCY_COMMANDS
+# -----------------------------
+# This macro should only be invoked once -- use via AC_REQUIRE.
+#
+# This code is only required when automatic dependency tracking
+# is enabled. FIXME. This creates each `.P' file that we will
+# need in order to bootstrap the dependency handling code.
+AC_DEFUN([AM_OUTPUT_DEPENDENCY_COMMANDS],
+[AC_CONFIG_COMMANDS([depfiles],
+ [test x"$AMDEP_TRUE" != x"" || _AM_OUTPUT_DEPENDENCY_COMMANDS],
+ [AMDEP_TRUE="$AMDEP_TRUE" ac_aux_dir="$ac_aux_dir"])
+])
+
+# Do all the work for Automake. -*- Autoconf -*-
+
+# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
+# Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# serial 12
+
+# This macro actually does too much. Some checks are only needed if
+# your package does certain things. But this isn't really a big deal.
+
+# AM_INIT_AUTOMAKE(PACKAGE, VERSION, [NO-DEFINE])
+# AM_INIT_AUTOMAKE([OPTIONS])
+# -----------------------------------------------
+# The call with PACKAGE and VERSION arguments is the old style
+# call (pre autoconf-2.50), which is being phased out. PACKAGE
+# and VERSION should now be passed to AC_INIT and removed from
+# the call to AM_INIT_AUTOMAKE.
+# We support both call styles for the transition. After
+# the next Automake release, Autoconf can make the AC_INIT
+# arguments mandatory, and then we can depend on a new Autoconf
+# release and drop the old call support.
+AC_DEFUN([AM_INIT_AUTOMAKE],
+[AC_PREREQ([2.58])dnl
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+ AC_MSG_ERROR([source directory already configured; run "make distclean" there first])
+fi
+
+# test whether we have cygpath
+if test -z "$CYGPATH_W"; then
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+ CYGPATH_W='cygpath -w'
+ else
+ CYGPATH_W=echo
+ fi
+fi
+AC_SUBST([CYGPATH_W])
+
+# Define the identity of the package.
+dnl Distinguish between old-style and new-style calls.
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+ AC_SUBST([PACKAGE], [$1])dnl
+ AC_SUBST([VERSION], [$2])],
+[_AM_SET_OPTIONS([$1])dnl
+ AC_SUBST([PACKAGE], ['AC_PACKAGE_TARNAME'])dnl
+ AC_SUBST([VERSION], ['AC_PACKAGE_VERSION'])])dnl
+
+_AM_IF_OPTION([no-define],,
+[AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Name of package])
+ AC_DEFINE_UNQUOTED(VERSION, "$VERSION", [Version number of package])])dnl
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+# Some tools Automake needs.
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+AM_MISSING_PROG(AUTOHEADER, autoheader)
+AM_MISSING_PROG(MAKEINFO, makeinfo)
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+AC_REQUIRE([AM_PROG_MKDIR_P])dnl
+# We need awk for the "check" target. The system "awk" is bad on
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+AC_REQUIRE([AC_PROG_AWK])dnl
+AC_REQUIRE([AC_PROG_MAKE_SET])dnl
+AC_REQUIRE([AM_SET_LEADING_DOT])dnl
+_AM_IF_OPTION([tar-ustar], [_AM_PROG_TAR([ustar])],
+ [_AM_IF_OPTION([tar-pax], [_AM_PROG_TAR([pax])],
+ [_AM_PROG_TAR([v7])])])
+_AM_IF_OPTION([no-dependencies],,
+[AC_PROVIDE_IFELSE([AC_PROG_CC],
+ [_AM_DEPENDENCIES(CC)],
+ [define([AC_PROG_CC],
+ defn([AC_PROG_CC])[_AM_DEPENDENCIES(CC)])])dnl
+AC_PROVIDE_IFELSE([AC_PROG_CXX],
+ [_AM_DEPENDENCIES(CXX)],
+ [define([AC_PROG_CXX],
+ defn([AC_PROG_CXX])[_AM_DEPENDENCIES(CXX)])])dnl
+])
+])
+
+
+# When config.status generates a header, we must update the stamp-h file.
+# This file resides in the same directory as the config header
+# that is generated. The stamp files are numbered to have different names.
+
+# Autoconf calls _AC_AM_CONFIG_HEADER_HOOK (when defined) in the
+# loop where config.status creates the headers, so we can generate
+# our stamp files there.
+AC_DEFUN([_AC_AM_CONFIG_HEADER_HOOK],
+[# Compute $1's index in $config_headers.
+_am_stamp_count=1
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+ case $_am_header in
+ $1 | $1:* )
+ break ;;
+ * )
+ _am_stamp_count=`expr $_am_stamp_count + 1` ;;
+ esac
+done
+echo "timestamp for $1" >`AS_DIRNAME([$1])`/stamp-h[]$_am_stamp_count])
+
+# Copyright (C) 2001, 2003, 2005 Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# AM_PROG_INSTALL_SH
+# ------------------
+# Define $install_sh.
+AC_DEFUN([AM_PROG_INSTALL_SH],
+[AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl
+install_sh=${install_sh-"$am_aux_dir/install-sh"}
+AC_SUBST(install_sh)])
+
+# Add --enable-maintainer-mode option to configure. -*- Autoconf -*-
+# From Jim Meyering
+
+# Copyright (C) 1996, 1998, 2000, 2001, 2002, 2003, 2004, 2005
+# Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# serial 4
+
+AC_DEFUN([AM_MAINTAINER_MODE],
+[AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
+ dnl maintainer-mode is disabled by default
+ AC_ARG_ENABLE(maintainer-mode,
+[ --enable-maintainer-mode enable make rules and dependencies not useful
+ (and sometimes confusing) to the casual installer],
+ USE_MAINTAINER_MODE=$enableval,
+ USE_MAINTAINER_MODE=no)
+ AC_MSG_RESULT([$USE_MAINTAINER_MODE])
+ AM_CONDITIONAL(MAINTAINER_MODE, [test $USE_MAINTAINER_MODE = yes])
+ MAINT=$MAINTAINER_MODE_TRUE
+ AC_SUBST(MAINT)dnl
+]
+)
+
+AU_DEFUN([jm_MAINTAINER_MODE], [AM_MAINTAINER_MODE])
+
+# Check to see how 'make' treats includes. -*- Autoconf -*-
+
+# Copyright (C) 2001, 2002, 2003, 2005 Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# serial 3
+
+# AM_MAKE_INCLUDE()
+# -----------------
+# Check to see how make treats includes.
+AC_DEFUN([AM_MAKE_INCLUDE],
+[am_make=${MAKE-make}
+cat > confinc << 'END'
+am__doit:
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+# If we don't find an include directive, just comment out the code.
+AC_MSG_CHECKING([for style of include used by $am_make])
+am__include="#"
+am__quote=
+_am_result=none
+# First try GNU make style include.
+echo "include confinc" > confmf
+# We grep out `Entering directory' and `Leaving directory'
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+# In particular we don't look at `^make:' because GNU make might
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+if test "`$am_make -s -f confmf 2> /dev/null | grep -v 'ing directory'`" = "done"; then
+ am__include=include
+ am__quote=
+ _am_result=GNU
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+# Now try BSD make style include.
+if test "$am__include" = "#"; then
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+ if test "`$am_make -s -f confmf 2> /dev/null`" = "done"; then
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+ am__quote="\""
+ _am_result=BSD
+ fi
+fi
+AC_SUBST([am__include])
+AC_SUBST([am__quote])
+AC_MSG_RESULT([$_am_result])
+rm -f confinc confmf
+])
+
+# Copyright (C) 1999, 2000, 2001, 2003, 2005 Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# serial 3
+
+# AM_PROG_CC_C_O
+# --------------
+# Like AC_PROG_CC_C_O, but changed for automake.
+AC_DEFUN([AM_PROG_CC_C_O],
+[AC_REQUIRE([AC_PROG_CC_C_O])dnl
+AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl
+# FIXME: we rely on the cache variable name because
+# there is no other way.
+set dummy $CC
+ac_cc=`echo $[2] | sed ['s/[^a-zA-Z0-9_]/_/g;s/^[0-9]/_/']`
+if eval "test \"`echo '$ac_cv_prog_cc_'${ac_cc}_c_o`\" != yes"; then
+ # Losing compiler, so override with the script.
+ # FIXME: It is wrong to rewrite CC.
+ # But if we don't then we get into trouble of one sort or another.
+ # A longer-term fix would be to have automake use am__CC in this case,
+ # and then we could set am__CC="\$(top_srcdir)/compile \$(CC)"
+ CC="$am_aux_dir/compile $CC"
+fi
+])
+
+# Fake the existence of programs that GNU maintainers use. -*- Autoconf -*-
+
+# Copyright (C) 1997, 1999, 2000, 2001, 2003, 2005
+# Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# serial 4
+
+# AM_MISSING_PROG(NAME, PROGRAM)
+# ------------------------------
+AC_DEFUN([AM_MISSING_PROG],
+[AC_REQUIRE([AM_MISSING_HAS_RUN])
+$1=${$1-"${am_missing_run}$2"}
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+
+
+# AM_MISSING_HAS_RUN
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+ am_missing_run=
+ AC_MSG_WARN([`missing' script is too old or missing])
+fi
+])
+
+# Copyright (C) 2003, 2004, 2005 Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# AM_PROG_MKDIR_P
+# ---------------
+# Check whether `mkdir -p' is supported, fallback to mkinstalldirs otherwise.
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+# created by `make install' are always world readable, even if the
+# installer happens to have an overly restrictive umask (e.g. 077).
+# This was a mistake. There are at least two reasons why we must not
+# use `-m 0755':
+# - it causes special bits like SGID to be ignored,
+# - it may be too restrictive (some setups expect 775 directories).
+#
+# Do not use -m 0755 and let people choose whatever they expect by
+# setting umask.
+#
+# We cannot accept any implementation of `mkdir' that recognizes `-p'.
+# Some implementations (such as Solaris 8's) are not thread-safe: if a
+# parallel make tries to run `mkdir -p a/b' and `mkdir -p a/c'
+# concurrently, both version can detect that a/ is missing, but only
+# one can create it and the other will error out. Consequently we
+# restrict ourselves to GNU make (using the --version option ensures
+# this.)
+AC_DEFUN([AM_PROG_MKDIR_P],
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+ # $(mkdir_p) $(somedir)
+ # where $(somedir) is conditionally defined. However this is wrong
+ # for two reasons:
+ # 1. if the package is installed by a user who cannot write `.'
+ # make install will fail,
+ # 2. the above comment should most certainly read
+ # $(mkdir_p) $(DESTDIR)$(somedir)
+ # so it does not work when $(somedir) is undefined and
+ # $(DESTDIR) is not.
+ # To support the latter case, we have to write
+ # test -z "$(somedir)" || $(mkdir_p) $(DESTDIR)$(somedir),
+ # so the `.' trick is pointless.
+ mkdir_p='mkdir -p --'
+else
+ # On NextStep and OpenStep, the `mkdir' command does not
+ # recognize any option. It will interpret all options as
+ # directories to create, and then abort because `.' already
+ # exists.
+ for d in ./-p ./--version;
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+ test -d $d && rmdir $d
+ done
+ # $(mkinstalldirs) is defined by Automake if mkinstalldirs exists.
+ if test -f "$ac_aux_dir/mkinstalldirs"; then
+ mkdir_p='$(mkinstalldirs)'
+ else
+ mkdir_p='$(install_sh) -d'
+ fi
+fi
+AC_SUBST([mkdir_p])])
+
+# Helper functions for option handling. -*- Autoconf -*-
+
+# Copyright (C) 2001, 2002, 2003, 2005 Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# serial 3
+
+# _AM_MANGLE_OPTION(NAME)
+# -----------------------
+AC_DEFUN([_AM_MANGLE_OPTION],
+[[_AM_OPTION_]m4_bpatsubst($1, [[^a-zA-Z0-9_]], [_])])
+
+# _AM_SET_OPTION(NAME)
+# ------------------------------
+# Set option NAME. Presently that only means defining a flag for this option.
+AC_DEFUN([_AM_SET_OPTION],
+[m4_define(_AM_MANGLE_OPTION([$1]), 1)])
+
+# _AM_SET_OPTIONS(OPTIONS)
+# ----------------------------------
+# OPTIONS is a space-separated list of Automake options.
+AC_DEFUN([_AM_SET_OPTIONS],
+[AC_FOREACH([_AM_Option], [$1], [_AM_SET_OPTION(_AM_Option)])])
+
+# _AM_IF_OPTION(OPTION, IF-SET, [IF-NOT-SET])
+# -------------------------------------------
+# Execute IF-SET if OPTION is set, IF-NOT-SET otherwise.
+AC_DEFUN([_AM_IF_OPTION],
+[m4_ifset(_AM_MANGLE_OPTION([$1]), [$2], [$3])])
+
+# Check to make sure that the build environment is sane. -*- Autoconf -*-
+
+# Copyright (C) 1996, 1997, 2000, 2001, 2003, 2005
+# Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# serial 4
+
+# AM_SANITY_CHECK
+# ---------------
+AC_DEFUN([AM_SANITY_CHECK],
+[AC_MSG_CHECKING([whether build environment is sane])
+# Just in case
+sleep 1
+echo timestamp > conftest.file
+# Do `set' in a subshell so we don't clobber the current shell's
+# arguments. Must try -L first in case configure is actually a
+# symlink; some systems play weird games with the mod time of symlinks
+# (eg FreeBSD returns the mod time of the symlink's containing
+# directory).
+if (
+ set X `ls -Lt $srcdir/configure conftest.file 2> /dev/null`
+ if test "$[*]" = "X"; then
+ # -L didn't work.
+ set X `ls -t $srcdir/configure conftest.file`
+ fi
+ rm -f conftest.file
+ if test "$[*]" != "X $srcdir/configure conftest.file" \
+ && test "$[*]" != "X conftest.file $srcdir/configure"; then
+
+ # If neither matched, then we have a broken ls. This can happen
+ # if, for instance, CONFIG_SHELL is bash and it inherits a
+ # broken ls alias from the environment. This has actually
+ # happened. Such a system could not be considered "sane".
+ AC_MSG_ERROR([ls -t appears to fail. Make sure there is not a broken
+alias in your environment])
+ fi
+
+ test "$[2]" = conftest.file
+ )
+then
+ # Ok.
+ :
+else
+ AC_MSG_ERROR([newly created file is older than distributed files!
+Check your system clock])
+fi
+AC_MSG_RESULT(yes)])
+
+# Copyright (C) 2001, 2003, 2005 Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# AM_PROG_INSTALL_STRIP
+# ---------------------
+# One issue with vendor `install' (even GNU) is that you can't
+# specify the program used to strip binaries. This is especially
+# annoying in cross-compiling environments, where the build's strip
+# is unlikely to handle the host's binaries.
+# Fortunately install-sh will honor a STRIPPROG variable, so we
+# always use install-sh in `make install-strip', and initialize
+# STRIPPROG with the value of the STRIP variable (set by the user).
+AC_DEFUN([AM_PROG_INSTALL_STRIP],
+[AC_REQUIRE([AM_PROG_INSTALL_SH])dnl
+# Installed binaries are usually stripped using `strip' when the user
+# run `make install-strip'. However `strip' might not be the right
+# tool to use in cross-compilation environments, therefore Automake
+# will honor the `STRIP' environment variable to overrule this program.
+dnl Don't test for $cross_compiling = yes, because it might be `maybe'.
+if test "$cross_compiling" != no; then
+ AC_CHECK_TOOL([STRIP], [strip], :)
+fi
+INSTALL_STRIP_PROGRAM="\${SHELL} \$(install_sh) -c -s"
+AC_SUBST([INSTALL_STRIP_PROGRAM])])
+
+# Check how to create a tarball. -*- Autoconf -*-
+
+# Copyright (C) 2004, 2005 Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# serial 2
+
+# _AM_PROG_TAR(FORMAT)
+# --------------------
+# Check how to create a tarball in format FORMAT.
+# FORMAT should be one of `v7', `ustar', or `pax'.
+#
+# Substitute a variable $(am__tar) that is a command
+# writing to stdout a FORMAT-tarball containing the directory
+# $tardir.
+# tardir=directory && $(am__tar) > result.tar
+#
+# Substitute a variable $(am__untar) that extract such
+# a tarball read from stdin.
+# $(am__untar) < result.tar
+AC_DEFUN([_AM_PROG_TAR],
+[# Always define AMTAR for backward compatibility.
+AM_MISSING_PROG([AMTAR], [tar])
+m4_if([$1], [v7],
+ [am__tar='${AMTAR} chof - "$$tardir"'; am__untar='${AMTAR} xf -'],
+ [m4_case([$1], [ustar],, [pax],,
+ [m4_fatal([Unknown tar format])])
+AC_MSG_CHECKING([how to create a $1 tar archive])
+# Loop over all known methods to create a tar archive until one works.
+_am_tools='gnutar m4_if([$1], [ustar], [plaintar]) pax cpio none'
+_am_tools=${am_cv_prog_tar_$1-$_am_tools}
+# Do not fold the above two line into one, because Tru64 sh and
+# Solaris sh will not grok spaces in the rhs of `-'.
+for _am_tool in $_am_tools
+do
+ case $_am_tool in
+ gnutar)
+ for _am_tar in tar gnutar gtar;
+ do
+ AM_RUN_LOG([$_am_tar --version]) && break
+ done
+ am__tar="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$$tardir"'
+ am__tar_="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$tardir"'
+ am__untar="$_am_tar -xf -"
+ ;;
+ plaintar)
+ # Must skip GNU tar: if it does not support --format= it doesn't create
+ # ustar tarball either.
+ (tar --version) >/dev/null 2>&1 && continue
+ am__tar='tar chf - "$$tardir"'
+ am__tar_='tar chf - "$tardir"'
+ am__untar='tar xf -'
+ ;;
+ pax)
+ am__tar='pax -L -x $1 -w "$$tardir"'
+ am__tar_='pax -L -x $1 -w "$tardir"'
+ am__untar='pax -r'
+ ;;
+ cpio)
+ am__tar='find "$$tardir" -print | cpio -o -H $1 -L'
+ am__tar_='find "$tardir" -print | cpio -o -H $1 -L'
+ am__untar='cpio -i -H $1 -d'
+ ;;
+ none)
+ am__tar=false
+ am__tar_=false
+ am__untar=false
+ ;;
+ esac
+
+ # If the value was cached, stop now. We just wanted to have am__tar
+ # and am__untar set.
+ test -n "${am_cv_prog_tar_$1}" && break
+
+ # tar/untar a dummy directory, and stop if the command works
+ rm -rf conftest.dir
+ mkdir conftest.dir
+ echo GrepMe > conftest.dir/file
+ AM_RUN_LOG([tardir=conftest.dir && eval $am__tar_ >conftest.tar])
+ rm -rf conftest.dir
+ if test -s conftest.tar; then
+ AM_RUN_LOG([$am__untar <conftest.tar])
+ grep GrepMe conftest.dir/file >/dev/null 2>&1 && break
+ fi
+done
+rm -rf conftest.dir
+
+AC_CACHE_VAL([am_cv_prog_tar_$1], [am_cv_prog_tar_$1=$_am_tool])
+AC_MSG_RESULT([$am_cv_prog_tar_$1])])
+AC_SUBST([am__tar])
+AC_SUBST([am__untar])
+]) # _AM_PROG_TAR
+
+m4_include([../config/depstand.m4])
+m4_include([../config/lead-dot.m4])
+m4_include([../config/multi.m4])
+m4_include([../libtool.m4])
+m4_include([acinclude.m4])
Added: llvm-gcc-4.2/trunk/libffi/configure
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/configure?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/configure (added)
+++ llvm-gcc-4.2/trunk/libffi/configure Thu Nov 8 16:56:19 2007
@@ -0,0 +1,9518 @@
+#! /bin/sh
+# Guess values for system-dependent variables and create Makefiles.
+# Generated by GNU Autoconf 2.59 for libffi 2.1.
+#
+# Report bugs to <http://gcc.gnu.org/bugs.html>.
+#
+# Copyright (C) 2003 Free Software Foundation, Inc.
+# This configure script is free software; the Free Software Foundation
+# gives unlimited permission to copy, distribute and modify it.
+## --------------------- ##
+## M4sh Initialization. ##
+## --------------------- ##
+
+# Be Bourne compatible
+if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then
+ emulate sh
+ NULLCMD=:
+ # Zsh 3.x and 4.x performs word splitting on ${1+"$@"}, which
+ # is contrary to our usage. Disable this feature.
+ alias -g '${1+"$@"}'='"$@"'
+elif test -n "${BASH_VERSION+set}" && (set -o posix) >/dev/null 2>&1; then
+ set -o posix
+fi
+DUALCASE=1; export DUALCASE # for MKS sh
+
+# Support unset when possible.
+if ( (MAIL=60; unset MAIL) || exit) >/dev/null 2>&1; then
+ as_unset=unset
+else
+ as_unset=false
+fi
+
+
+# Work around bugs in pre-3.0 UWIN ksh.
+$as_unset ENV MAIL MAILPATH
+PS1='$ '
+PS2='> '
+PS4='+ '
+
+# NLS nuisances.
+for as_var in \
+ LANG LANGUAGE LC_ADDRESS LC_ALL LC_COLLATE LC_CTYPE LC_IDENTIFICATION \
+ LC_MEASUREMENT LC_MESSAGES LC_MONETARY LC_NAME LC_NUMERIC LC_PAPER \
+ LC_TELEPHONE LC_TIME
+do
+ if (set +x; test -z "`(eval $as_var=C; export $as_var) 2>&1`"); then
+ eval $as_var=C; export $as_var
+ else
+ $as_unset $as_var
+ fi
+done
+
+# Required to use basename.
+if expr a : '\(a\)' >/dev/null 2>&1; then
+ as_expr=expr
+else
+ as_expr=false
+fi
+
+if (basename /) >/dev/null 2>&1 && test "X`basename / 2>&1`" = "X/"; then
+ as_basename=basename
+else
+ as_basename=false
+fi
+
+
+# Name of the executable.
+as_me=`$as_basename "$0" ||
+$as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
+ X"$0" : 'X\(//\)$' \| \
+ X"$0" : 'X\(/\)$' \| \
+ . : '\(.\)' 2>/dev/null ||
+echo X/"$0" |
+ sed '/^.*\/\([^/][^/]*\)\/*$/{ s//\1/; q; }
+ /^X\/\(\/\/\)$/{ s//\1/; q; }
+ /^X\/\(\/\).*/{ s//\1/; q; }
+ s/.*/./; q'`
+
+
+# PATH needs CR, and LINENO needs CR and PATH.
+# Avoid depending upon Character Ranges.
+as_cr_letters='abcdefghijklmnopqrstuvwxyz'
+as_cr_LETTERS='ABCDEFGHIJKLMNOPQRSTUVWXYZ'
+as_cr_Letters=$as_cr_letters$as_cr_LETTERS
+as_cr_digits='0123456789'
+as_cr_alnum=$as_cr_Letters$as_cr_digits
+
+# The user is always right.
+if test "${PATH_SEPARATOR+set}" != set; then
+ echo "#! /bin/sh" >conf$$.sh
+ echo "exit 0" >>conf$$.sh
+ chmod +x conf$$.sh
+ if (PATH="/nonexistent;."; conf$$.sh) >/dev/null 2>&1; then
+ PATH_SEPARATOR=';'
+ else
+ PATH_SEPARATOR=:
+ fi
+ rm -f conf$$.sh
+fi
+
+
+ as_lineno_1=$LINENO
+ as_lineno_2=$LINENO
+ as_lineno_3=`(expr $as_lineno_1 + 1) 2>/dev/null`
+ test "x$as_lineno_1" != "x$as_lineno_2" &&
+ test "x$as_lineno_3" = "x$as_lineno_2" || {
+ # Find who we are. Look in the path if we contain no path at all
+ # relative or not.
+ case $0 in
+ *[\\/]* ) as_myself=$0 ;;
+ *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break
+done
+
+ ;;
+ esac
+ # We did not find ourselves, most probably we were run as `sh COMMAND'
+ # in which case we are not to be found in the path.
+ if test "x$as_myself" = x; then
+ as_myself=$0
+ fi
+ if test ! -f "$as_myself"; then
+ { echo "$as_me: error: cannot find myself; rerun with an absolute path" >&2
+ { (exit 1); exit 1; }; }
+ fi
+ case $CONFIG_SHELL in
+ '')
+ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in /bin$PATH_SEPARATOR/usr/bin$PATH_SEPARATOR$PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for as_base in sh bash ksh sh5; do
+ case $as_dir in
+ /*)
+ if ("$as_dir/$as_base" -c '
+ as_lineno_1=$LINENO
+ as_lineno_2=$LINENO
+ as_lineno_3=`(expr $as_lineno_1 + 1) 2>/dev/null`
+ test "x$as_lineno_1" != "x$as_lineno_2" &&
+ test "x$as_lineno_3" = "x$as_lineno_2" ') 2>/dev/null; then
+ $as_unset BASH_ENV || test "${BASH_ENV+set}" != set || { BASH_ENV=; export BASH_ENV; }
+ $as_unset ENV || test "${ENV+set}" != set || { ENV=; export ENV; }
+ CONFIG_SHELL=$as_dir/$as_base
+ export CONFIG_SHELL
+ exec "$CONFIG_SHELL" "$0" ${1+"$@"}
+ fi;;
+ esac
+ done
+done
+;;
+ esac
+
+ # Create $as_me.lineno as a copy of $as_myself, but with $LINENO
+ # uniformly replaced by the line number. The first 'sed' inserts a
+ # line-number line before each line; the second 'sed' does the real
+ # work. The second script uses 'N' to pair each line-number line
+ # with the numbered line, and appends trailing '-' during
+ # substitution so that $LINENO is not a special case at line end.
+ # (Raja R Harinath suggested sed '=', and Paul Eggert wrote the
+ # second 'sed' script. Blame Lee E. McMahon for sed's syntax. :-)
+ sed '=' <$as_myself |
+ sed '
+ N
+ s,$,-,
+ : loop
+ s,^\(['$as_cr_digits']*\)\(.*\)[$]LINENO\([^'$as_cr_alnum'_]\),\1\2\1\3,
+ t loop
+ s,-$,,
+ s,^['$as_cr_digits']*\n,,
+ ' >$as_me.lineno &&
+ chmod +x $as_me.lineno ||
+ { echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2
+ { (exit 1); exit 1; }; }
+
+ # Don't try to exec as it changes $[0], causing all sort of problems
+ # (the dirname of $[0] is not the place where we might find the
+ # original and so on. Autoconf is especially sensible to this).
+ . ./$as_me.lineno
+ # Exit status is that of the last command.
+ exit
+}
+
+
+case `echo "testing\c"; echo 1,2,3`,`echo -n testing; echo 1,2,3` in
+ *c*,-n*) ECHO_N= ECHO_C='
+' ECHO_T=' ' ;;
+ *c*,* ) ECHO_N=-n ECHO_C= ECHO_T= ;;
+ *) ECHO_N= ECHO_C='\c' ECHO_T= ;;
+esac
+
+if expr a : '\(a\)' >/dev/null 2>&1; then
+ as_expr=expr
+else
+ as_expr=false
+fi
+
+rm -f conf$$ conf$$.exe conf$$.file
+echo >conf$$.file
+if ln -s conf$$.file conf$$ 2>/dev/null; then
+ # We could just check for DJGPP; but this test a) works b) is more generic
+ # and c) will remain valid once DJGPP supports symlinks (DJGPP 2.04).
+ if test -f conf$$.exe; then
+ # Don't use ln at all; we don't have any links
+ as_ln_s='cp -p'
+ else
+ as_ln_s='ln -s'
+ fi
+elif ln conf$$.file conf$$ 2>/dev/null; then
+ as_ln_s=ln
+else
+ as_ln_s='cp -p'
+fi
+rm -f conf$$ conf$$.exe conf$$.file
+
+if mkdir -p . 2>/dev/null; then
+ as_mkdir_p=:
+else
+ test -d ./-p && rmdir ./-p
+ as_mkdir_p=false
+fi
+
+as_executable_p="test -f"
+
+# Sed expression to map a string onto a valid CPP name.
+as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'"
+
+# Sed expression to map a string onto a valid variable name.
+as_tr_sh="eval sed 'y%*+%pp%;s%[^_$as_cr_alnum]%_%g'"
+
+
+# IFS
+# We need space, tab and new line, in precisely that order.
+as_nl='
+'
+IFS=" $as_nl"
+
+# CDPATH.
+$as_unset CDPATH
+
+
+# Name of the host.
+# hostname on some systems (SVR3.2, Linux) returns a bogus exit status,
+# so uname gets run too.
+ac_hostname=`(hostname || uname -n) 2>/dev/null | sed 1q`
+
+exec 6>&1
+
+#
+# Initializations.
+#
+ac_default_prefix=/usr/local
+ac_config_libobj_dir=.
+cross_compiling=no
+subdirs=
+MFLAGS=
+MAKEFLAGS=
+SHELL=${CONFIG_SHELL-/bin/sh}
+
+# Maximum number of lines to put in a shell here document.
+# This variable seems obsolete. It should probably be removed, and
+# only ac_max_sed_lines should be used.
+: ${ac_max_here_lines=38}
+
+# Identity of this package.
+PACKAGE_NAME='libffi'
+PACKAGE_TARNAME='libffi'
+PACKAGE_VERSION='2.1'
+PACKAGE_STRING='libffi 2.1'
+PACKAGE_BUGREPORT='http://gcc.gnu.org/bugs.html'
+
+# Factoring default headers for most tests.
+ac_includes_default="\
+#include <stdio.h>
+#if HAVE_SYS_TYPES_H
+# include <sys/types.h>
+#endif
+#if HAVE_SYS_STAT_H
+# include <sys/stat.h>
+#endif
+#if STDC_HEADERS
+# include <stdlib.h>
+# include <stddef.h>
+#else
+# if HAVE_STDLIB_H
+# include <stdlib.h>
+# endif
+#endif
+#if HAVE_STRING_H
+# if !STDC_HEADERS && HAVE_MEMORY_H
+# include <memory.h>
+# endif
+# include <string.h>
+#endif
+#if HAVE_STRINGS_H
+# include <strings.h>
+#endif
+#if HAVE_INTTYPES_H
+# include <inttypes.h>
+#else
+# if HAVE_STDINT_H
+# include <stdint.h>
+# endif
+#endif
+#if HAVE_UNISTD_H
+# include <unistd.h>
+#endif"
+
+ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS multi_basedir build build_cpu build_vendor build_os host host_cpu host_vendor host_os target target_cpu target_vendor target_os INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA CYGPATH_W PACKAGE VERSION ACLOCAL AUTOCONF AUTOMAKE AUTOHEADER MAKEINFO install_sh STRIP ac_ct_STRIP INSTALL_STRIP_PROGRAM mkdir_p AWK SET_MAKE am__leading_dot AMTAR am__tar am__untar CC ac_ct_CC EXEEXT OBJEXT DEPDIR am__include am__quote AMDEP_TRUE AMDEP_FALSE AMDEPBACKSLASH CCDEPMODE am__fastdepCC_TRUE am__fastdepCC_FALSE CFLAGS CCAS CCASFLAGS LN_S RANLIB ac_ct_RANLIB LIBTOOL MAINTAINER_MODE_TRUE MAINTAINER_MODE_FALSE MAINT CPP CPPFLAGS EGREP TESTSUBDIR_TRUE TESTSUB!
DIR_FALSE AM_RUNTESTFLAGS MIPS_IRIX_TRUE MIPS_IRIX_FALSE MIPS_LINUX_TRUE MIPS_LINUX_FALSE SPARC_TRUE SPARC_FALSE X86_TRUE X86_FALSE X86_WIN32_TRUE X86_WIN32_FALSE X86_DARWIN_TRUE X86_DARWIN_FALSE ALPHA_TRUE ALPHA_FALSE IA64_TRUE IA64_FALSE M32R_TRUE M32R_FALSE M68K_TRUE M68K_FALSE POWERPC_TRUE POWERPC_FALSE POWERPC_AIX_TRUE POWERPC_AIX_FALSE POWERPC_DARWIN_TRUE POWERPC_DARWIN_FALSE POWERPC_FREEBSD_TRUE POWERPC_FREEBSD_FALSE ARM_TRUE ARM_FALSE LIBFFI_CRIS_TRUE LIBFFI_CRIS_FALSE FRV_TRUE FRV_FALSE S390_TRUE S390_FALSE X86_64_TRUE X86_64_FALSE SH_TRUE SH_FALSE SH64_TRUE SH64_FALSE PA_LINUX_TRUE PA_LINUX_FALSE PA_HPUX_TRUE PA_HPUX_FALSE PA64_HPUX_TRUE PA64_HPUX_FALSE ALLOCA HAVE_LONG_DOUBLE TARGET TARGETDIR toolexecdir toolexeclibdir LIBOBJS LTLIBOBJS'
+ac_subst_files=''
+
+# Initialize some variables set by options.
+ac_init_help=
+ac_init_version=false
+# The variables have the same names as the options, with
+# dashes changed to underlines.
+cache_file=/dev/null
+exec_prefix=NONE
+no_create=
+no_recursion=
+prefix=NONE
+program_prefix=NONE
+program_suffix=NONE
+program_transform_name=s,x,x,
+silent=
+site=
+srcdir=
+verbose=
+x_includes=NONE
+x_libraries=NONE
+
+# Installation directory options.
+# These are left unexpanded so users can "make install exec_prefix=/foo"
+# and all the variables that are supposed to be based on exec_prefix
+# by default will actually change.
+# Use braces instead of parens because sh, perl, etc. also accept them.
+bindir='${exec_prefix}/bin'
+sbindir='${exec_prefix}/sbin'
+libexecdir='${exec_prefix}/libexec'
+datadir='${prefix}/share'
+sysconfdir='${prefix}/etc'
+sharedstatedir='${prefix}/com'
+localstatedir='${prefix}/var'
+libdir='${exec_prefix}/lib'
+includedir='${prefix}/include'
+oldincludedir='/usr/include'
+infodir='${prefix}/info'
+mandir='${prefix}/man'
+
+ac_prev=
+for ac_option
+do
+ # If the previous option needs an argument, assign it.
+ if test -n "$ac_prev"; then
+ eval "$ac_prev=\$ac_option"
+ ac_prev=
+ continue
+ fi
+
+ ac_optarg=`expr "x$ac_option" : 'x[^=]*=\(.*\)'`
+
+ # Accept the important Cygnus configure options, so we can diagnose typos.
+
+ case $ac_option in
+
+ -bindir | --bindir | --bindi | --bind | --bin | --bi)
+ ac_prev=bindir ;;
+ -bindir=* | --bindir=* | --bindi=* | --bind=* | --bin=* | --bi=*)
+ bindir=$ac_optarg ;;
+
+ -build | --build | --buil | --bui | --bu)
+ ac_prev=build_alias ;;
+ -build=* | --build=* | --buil=* | --bui=* | --bu=*)
+ build_alias=$ac_optarg ;;
+
+ -cache-file | --cache-file | --cache-fil | --cache-fi \
+ | --cache-f | --cache- | --cache | --cach | --cac | --ca | --c)
+ ac_prev=cache_file ;;
+ -cache-file=* | --cache-file=* | --cache-fil=* | --cache-fi=* \
+ | --cache-f=* | --cache-=* | --cache=* | --cach=* | --cac=* | --ca=* | --c=*)
+ cache_file=$ac_optarg ;;
+
+ --config-cache | -C)
+ cache_file=config.cache ;;
+
+ -datadir | --datadir | --datadi | --datad | --data | --dat | --da)
+ ac_prev=datadir ;;
+ -datadir=* | --datadir=* | --datadi=* | --datad=* | --data=* | --dat=* \
+ | --da=*)
+ datadir=$ac_optarg ;;
+
+ -disable-* | --disable-*)
+ ac_feature=`expr "x$ac_option" : 'x-*disable-\(.*\)'`
+ # Reject names that are not valid shell variable names.
+ expr "x$ac_feature" : ".*[^-_$as_cr_alnum]" >/dev/null &&
+ { echo "$as_me: error: invalid feature name: $ac_feature" >&2
+ { (exit 1); exit 1; }; }
+ ac_feature=`echo $ac_feature | sed 's/-/_/g'`
+ eval "enable_$ac_feature=no" ;;
+
+ -enable-* | --enable-*)
+ ac_feature=`expr "x$ac_option" : 'x-*enable-\([^=]*\)'`
+ # Reject names that are not valid shell variable names.
+ expr "x$ac_feature" : ".*[^-_$as_cr_alnum]" >/dev/null &&
+ { echo "$as_me: error: invalid feature name: $ac_feature" >&2
+ { (exit 1); exit 1; }; }
+ ac_feature=`echo $ac_feature | sed 's/-/_/g'`
+ case $ac_option in
+ *=*) ac_optarg=`echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"`;;
+ *) ac_optarg=yes ;;
+ esac
+ eval "enable_$ac_feature='$ac_optarg'" ;;
+
+ -exec-prefix | --exec_prefix | --exec-prefix | --exec-prefi \
+ | --exec-pref | --exec-pre | --exec-pr | --exec-p | --exec- \
+ | --exec | --exe | --ex)
+ ac_prev=exec_prefix ;;
+ -exec-prefix=* | --exec_prefix=* | --exec-prefix=* | --exec-prefi=* \
+ | --exec-pref=* | --exec-pre=* | --exec-pr=* | --exec-p=* | --exec-=* \
+ | --exec=* | --exe=* | --ex=*)
+ exec_prefix=$ac_optarg ;;
+
+ -gas | --gas | --ga | --g)
+ # Obsolete; use --with-gas.
+ with_gas=yes ;;
+
+ -help | --help | --hel | --he | -h)
+ ac_init_help=long ;;
+ -help=r* | --help=r* | --hel=r* | --he=r* | -hr*)
+ ac_init_help=recursive ;;
+ -help=s* | --help=s* | --hel=s* | --he=s* | -hs*)
+ ac_init_help=short ;;
+
+ -host | --host | --hos | --ho)
+ ac_prev=host_alias ;;
+ -host=* | --host=* | --hos=* | --ho=*)
+ host_alias=$ac_optarg ;;
+
+ -includedir | --includedir | --includedi | --included | --include \
+ | --includ | --inclu | --incl | --inc)
+ ac_prev=includedir ;;
+ -includedir=* | --includedir=* | --includedi=* | --included=* | --include=* \
+ | --includ=* | --inclu=* | --incl=* | --inc=*)
+ includedir=$ac_optarg ;;
+
+ -infodir | --infodir | --infodi | --infod | --info | --inf)
+ ac_prev=infodir ;;
+ -infodir=* | --infodir=* | --infodi=* | --infod=* | --info=* | --inf=*)
+ infodir=$ac_optarg ;;
+
+ -libdir | --libdir | --libdi | --libd)
+ ac_prev=libdir ;;
+ -libdir=* | --libdir=* | --libdi=* | --libd=*)
+ libdir=$ac_optarg ;;
+
+ -libexecdir | --libexecdir | --libexecdi | --libexecd | --libexec \
+ | --libexe | --libex | --libe)
+ ac_prev=libexecdir ;;
+ -libexecdir=* | --libexecdir=* | --libexecdi=* | --libexecd=* | --libexec=* \
+ | --libexe=* | --libex=* | --libe=*)
+ libexecdir=$ac_optarg ;;
+
+ -localstatedir | --localstatedir | --localstatedi | --localstated \
+ | --localstate | --localstat | --localsta | --localst \
+ | --locals | --local | --loca | --loc | --lo)
+ ac_prev=localstatedir ;;
+ -localstatedir=* | --localstatedir=* | --localstatedi=* | --localstated=* \
+ | --localstate=* | --localstat=* | --localsta=* | --localst=* \
+ | --locals=* | --local=* | --loca=* | --loc=* | --lo=*)
+ localstatedir=$ac_optarg ;;
+
+ -mandir | --mandir | --mandi | --mand | --man | --ma | --m)
+ ac_prev=mandir ;;
+ -mandir=* | --mandir=* | --mandi=* | --mand=* | --man=* | --ma=* | --m=*)
+ mandir=$ac_optarg ;;
+
+ -nfp | --nfp | --nf)
+ # Obsolete; use --without-fp.
+ with_fp=no ;;
+
+ -no-create | --no-create | --no-creat | --no-crea | --no-cre \
+ | --no-cr | --no-c | -n)
+ no_create=yes ;;
+
+ -no-recursion | --no-recursion | --no-recursio | --no-recursi \
+ | --no-recurs | --no-recur | --no-recu | --no-rec | --no-re | --no-r)
+ no_recursion=yes ;;
+
+ -oldincludedir | --oldincludedir | --oldincludedi | --oldincluded \
+ | --oldinclude | --oldinclud | --oldinclu | --oldincl | --oldinc \
+ | --oldin | --oldi | --old | --ol | --o)
+ ac_prev=oldincludedir ;;
+ -oldincludedir=* | --oldincludedir=* | --oldincludedi=* | --oldincluded=* \
+ | --oldinclude=* | --oldinclud=* | --oldinclu=* | --oldincl=* | --oldinc=* \
+ | --oldin=* | --oldi=* | --old=* | --ol=* | --o=*)
+ oldincludedir=$ac_optarg ;;
+
+ -prefix | --prefix | --prefi | --pref | --pre | --pr | --p)
+ ac_prev=prefix ;;
+ -prefix=* | --prefix=* | --prefi=* | --pref=* | --pre=* | --pr=* | --p=*)
+ prefix=$ac_optarg ;;
+
+ -program-prefix | --program-prefix | --program-prefi | --program-pref \
+ | --program-pre | --program-pr | --program-p)
+ ac_prev=program_prefix ;;
+ -program-prefix=* | --program-prefix=* | --program-prefi=* \
+ | --program-pref=* | --program-pre=* | --program-pr=* | --program-p=*)
+ program_prefix=$ac_optarg ;;
+
+ -program-suffix | --program-suffix | --program-suffi | --program-suff \
+ | --program-suf | --program-su | --program-s)
+ ac_prev=program_suffix ;;
+ -program-suffix=* | --program-suffix=* | --program-suffi=* \
+ | --program-suff=* | --program-suf=* | --program-su=* | --program-s=*)
+ program_suffix=$ac_optarg ;;
+
+ -program-transform-name | --program-transform-name \
+ | --program-transform-nam | --program-transform-na \
+ | --program-transform-n | --program-transform- \
+ | --program-transform | --program-transfor \
+ | --program-transfo | --program-transf \
+ | --program-trans | --program-tran \
+ | --progr-tra | --program-tr | --program-t)
+ ac_prev=program_transform_name ;;
+ -program-transform-name=* | --program-transform-name=* \
+ | --program-transform-nam=* | --program-transform-na=* \
+ | --program-transform-n=* | --program-transform-=* \
+ | --program-transform=* | --program-transfor=* \
+ | --program-transfo=* | --program-transf=* \
+ | --program-trans=* | --program-tran=* \
+ | --progr-tra=* | --program-tr=* | --program-t=*)
+ program_transform_name=$ac_optarg ;;
+
+ -q | -quiet | --quiet | --quie | --qui | --qu | --q \
+ | -silent | --silent | --silen | --sile | --sil)
+ silent=yes ;;
+
+ -sbindir | --sbindir | --sbindi | --sbind | --sbin | --sbi | --sb)
+ ac_prev=sbindir ;;
+ -sbindir=* | --sbindir=* | --sbindi=* | --sbind=* | --sbin=* \
+ | --sbi=* | --sb=*)
+ sbindir=$ac_optarg ;;
+
+ -sharedstatedir | --sharedstatedir | --sharedstatedi \
+ | --sharedstated | --sharedstate | --sharedstat | --sharedsta \
+ | --sharedst | --shareds | --shared | --share | --shar \
+ | --sha | --sh)
+ ac_prev=sharedstatedir ;;
+ -sharedstatedir=* | --sharedstatedir=* | --sharedstatedi=* \
+ | --sharedstated=* | --sharedstate=* | --sharedstat=* | --sharedsta=* \
+ | --sharedst=* | --shareds=* | --shared=* | --share=* | --shar=* \
+ | --sha=* | --sh=*)
+ sharedstatedir=$ac_optarg ;;
+
+ -site | --site | --sit)
+ ac_prev=site ;;
+ -site=* | --site=* | --sit=*)
+ site=$ac_optarg ;;
+
+ -srcdir | --srcdir | --srcdi | --srcd | --src | --sr)
+ ac_prev=srcdir ;;
+ -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
+ srcdir=$ac_optarg ;;
+
+ -sysconfdir | --sysconfdir | --sysconfdi | --sysconfd | --sysconf \
+ | --syscon | --sysco | --sysc | --sys | --sy)
+ ac_prev=sysconfdir ;;
+ -sysconfdir=* | --sysconfdir=* | --sysconfdi=* | --sysconfd=* | --sysconf=* \
+ | --syscon=* | --sysco=* | --sysc=* | --sys=* | --sy=*)
+ sysconfdir=$ac_optarg ;;
+
+ -target | --target | --targe | --targ | --tar | --ta | --t)
+ ac_prev=target_alias ;;
+ -target=* | --target=* | --targe=* | --targ=* | --tar=* | --ta=* | --t=*)
+ target_alias=$ac_optarg ;;
+
+ -v | -verbose | --verbose | --verbos | --verbo | --verb)
+ verbose=yes ;;
+
+ -version | --version | --versio | --versi | --vers | -V)
+ ac_init_version=: ;;
+
+ -with-* | --with-*)
+ ac_package=`expr "x$ac_option" : 'x-*with-\([^=]*\)'`
+ # Reject names that are not valid shell variable names.
+ expr "x$ac_package" : ".*[^-_$as_cr_alnum]" >/dev/null &&
+ { echo "$as_me: error: invalid package name: $ac_package" >&2
+ { (exit 1); exit 1; }; }
+ ac_package=`echo $ac_package| sed 's/-/_/g'`
+ case $ac_option in
+ *=*) ac_optarg=`echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"`;;
+ *) ac_optarg=yes ;;
+ esac
+ eval "with_$ac_package='$ac_optarg'" ;;
+
+ -without-* | --without-*)
+ ac_package=`expr "x$ac_option" : 'x-*without-\(.*\)'`
+ # Reject names that are not valid shell variable names.
+ expr "x$ac_package" : ".*[^-_$as_cr_alnum]" >/dev/null &&
+ { echo "$as_me: error: invalid package name: $ac_package" >&2
+ { (exit 1); exit 1; }; }
+ ac_package=`echo $ac_package | sed 's/-/_/g'`
+ eval "with_$ac_package=no" ;;
+
+ --x)
+ # Obsolete; use --with-x.
+ with_x=yes ;;
+
+ -x-includes | --x-includes | --x-include | --x-includ | --x-inclu \
+ | --x-incl | --x-inc | --x-in | --x-i)
+ ac_prev=x_includes ;;
+ -x-includes=* | --x-includes=* | --x-include=* | --x-includ=* | --x-inclu=* \
+ | --x-incl=* | --x-inc=* | --x-in=* | --x-i=*)
+ x_includes=$ac_optarg ;;
+
+ -x-libraries | --x-libraries | --x-librarie | --x-librari \
+ | --x-librar | --x-libra | --x-libr | --x-lib | --x-li | --x-l)
+ ac_prev=x_libraries ;;
+ -x-libraries=* | --x-libraries=* | --x-librarie=* | --x-librari=* \
+ | --x-librar=* | --x-libra=* | --x-libr=* | --x-lib=* | --x-li=* | --x-l=*)
+ x_libraries=$ac_optarg ;;
+
+ -*) { echo "$as_me: error: unrecognized option: $ac_option
+Try \`$0 --help' for more information." >&2
+ { (exit 1); exit 1; }; }
+ ;;
+
+ *=*)
+ ac_envvar=`expr "x$ac_option" : 'x\([^=]*\)='`
+ # Reject names that are not valid shell variable names.
+ expr "x$ac_envvar" : ".*[^_$as_cr_alnum]" >/dev/null &&
+ { echo "$as_me: error: invalid variable name: $ac_envvar" >&2
+ { (exit 1); exit 1; }; }
+ ac_optarg=`echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"`
+ eval "$ac_envvar='$ac_optarg'"
+ export $ac_envvar ;;
+
+ *)
+ # FIXME: should be removed in autoconf 3.0.
+ echo "$as_me: WARNING: you should use --build, --host, --target" >&2
+ expr "x$ac_option" : ".*[^-._$as_cr_alnum]" >/dev/null &&
+ echo "$as_me: WARNING: invalid host type: $ac_option" >&2
+ : ${build_alias=$ac_option} ${host_alias=$ac_option} ${target_alias=$ac_option}
+ ;;
+
+ esac
+done
+
+if test -n "$ac_prev"; then
+ ac_option=--`echo $ac_prev | sed 's/_/-/g'`
+ { echo "$as_me: error: missing argument to $ac_option" >&2
+ { (exit 1); exit 1; }; }
+fi
+
+# Be sure to have absolute paths.
+for ac_var in exec_prefix prefix
+do
+ eval ac_val=$`echo $ac_var`
+ case $ac_val in
+ [\\/$]* | ?:[\\/]* | NONE | '' ) ;;
+ *) { echo "$as_me: error: expected an absolute directory name for --$ac_var: $ac_val" >&2
+ { (exit 1); exit 1; }; };;
+ esac
+done
+
+# Be sure to have absolute paths.
+for ac_var in bindir sbindir libexecdir datadir sysconfdir sharedstatedir \
+ localstatedir libdir includedir oldincludedir infodir mandir
+do
+ eval ac_val=$`echo $ac_var`
+ case $ac_val in
+ [\\/$]* | ?:[\\/]* ) ;;
+ *) { echo "$as_me: error: expected an absolute directory name for --$ac_var: $ac_val" >&2
+ { (exit 1); exit 1; }; };;
+ esac
+done
+
+# There might be people who depend on the old broken behavior: `$host'
+# used to hold the argument of --host etc.
+# FIXME: To remove some day.
+build=$build_alias
+host=$host_alias
+target=$target_alias
+
+# FIXME: To remove some day.
+if test "x$host_alias" != x; then
+ if test "x$build_alias" = x; then
+ cross_compiling=maybe
+ echo "$as_me: WARNING: If you wanted to set the --build type, don't use --host.
+ If a cross compiler is detected then cross compile mode will be used." >&2
+ elif test "x$build_alias" != "x$host_alias"; then
+ cross_compiling=yes
+ fi
+fi
+
+ac_tool_prefix=
+test -n "$host_alias" && ac_tool_prefix=$host_alias-
+
+test "$silent" = yes && exec 6>/dev/null
+
+
+# Find the source files, if location was not specified.
+if test -z "$srcdir"; then
+ ac_srcdir_defaulted=yes
+ # Try the directory containing this script, then its parent.
+ ac_confdir=`(dirname "$0") 2>/dev/null ||
+$as_expr X"$0" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+ X"$0" : 'X\(//\)[^/]' \| \
+ X"$0" : 'X\(//\)$' \| \
+ X"$0" : 'X\(/\)' \| \
+ . : '\(.\)' 2>/dev/null ||
+echo X"$0" |
+ sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; }
+ /^X\(\/\/\)[^/].*/{ s//\1/; q; }
+ /^X\(\/\/\)$/{ s//\1/; q; }
+ /^X\(\/\).*/{ s//\1/; q; }
+ s/.*/./; q'`
+ srcdir=$ac_confdir
+ if test ! -r $srcdir/$ac_unique_file; then
+ srcdir=..
+ fi
+else
+ ac_srcdir_defaulted=no
+fi
+if test ! -r $srcdir/$ac_unique_file; then
+ if test "$ac_srcdir_defaulted" = yes; then
+ { echo "$as_me: error: cannot find sources ($ac_unique_file) in $ac_confdir or .." >&2
+ { (exit 1); exit 1; }; }
+ else
+ { echo "$as_me: error: cannot find sources ($ac_unique_file) in $srcdir" >&2
+ { (exit 1); exit 1; }; }
+ fi
+fi
+(cd $srcdir && test -r ./$ac_unique_file) 2>/dev/null ||
+ { echo "$as_me: error: sources are in $srcdir, but \`cd $srcdir' does not work" >&2
+ { (exit 1); exit 1; }; }
+srcdir=`echo "$srcdir" | sed 's%\([^\\/]\)[\\/]*$%\1%'`
+ac_env_build_alias_set=${build_alias+set}
+ac_env_build_alias_value=$build_alias
+ac_cv_env_build_alias_set=${build_alias+set}
+ac_cv_env_build_alias_value=$build_alias
+ac_env_host_alias_set=${host_alias+set}
+ac_env_host_alias_value=$host_alias
+ac_cv_env_host_alias_set=${host_alias+set}
+ac_cv_env_host_alias_value=$host_alias
+ac_env_target_alias_set=${target_alias+set}
+ac_env_target_alias_value=$target_alias
+ac_cv_env_target_alias_set=${target_alias+set}
+ac_cv_env_target_alias_value=$target_alias
+ac_env_CCAS_set=${CCAS+set}
+ac_env_CCAS_value=$CCAS
+ac_cv_env_CCAS_set=${CCAS+set}
+ac_cv_env_CCAS_value=$CCAS
+ac_env_CCASFLAGS_set=${CCASFLAGS+set}
+ac_env_CCASFLAGS_value=$CCASFLAGS
+ac_cv_env_CCASFLAGS_set=${CCASFLAGS+set}
+ac_cv_env_CCASFLAGS_value=$CCASFLAGS
+ac_env_CPP_set=${CPP+set}
+ac_env_CPP_value=$CPP
+ac_cv_env_CPP_set=${CPP+set}
+ac_cv_env_CPP_value=$CPP
+ac_env_CPPFLAGS_set=${CPPFLAGS+set}
+ac_env_CPPFLAGS_value=$CPPFLAGS
+ac_cv_env_CPPFLAGS_set=${CPPFLAGS+set}
+ac_cv_env_CPPFLAGS_value=$CPPFLAGS
+
+#
+# Report the --help message.
+#
+if test "$ac_init_help" = "long"; then
+ # Omit some internal or obsolete options to make the list less imposing.
+ # This message is too long to be a string in the A/UX 3.1 sh.
+ cat <<_ACEOF
+\`configure' configures libffi 2.1 to adapt to many kinds of systems.
+
+Usage: $0 [OPTION]... [VAR=VALUE]...
+
+To assign environment variables (e.g., CC, CFLAGS...), specify them as
+VAR=VALUE. See below for descriptions of some of the useful variables.
+
+Defaults for the options are specified in brackets.
+
+Configuration:
+ -h, --help display this help and exit
+ --help=short display options specific to this package
+ --help=recursive display the short help of all the included packages
+ -V, --version display version information and exit
+ -q, --quiet, --silent do not print \`checking...' messages
+ --cache-file=FILE cache test results in FILE [disabled]
+ -C, --config-cache alias for \`--cache-file=config.cache'
+ -n, --no-create do not create output files
+ --srcdir=DIR find the sources in DIR [configure dir or \`..']
+
+_ACEOF
+
+ cat <<_ACEOF
+Installation directories:
+ --prefix=PREFIX install architecture-independent files in PREFIX
+ [$ac_default_prefix]
+ --exec-prefix=EPREFIX install architecture-dependent files in EPREFIX
+ [PREFIX]
+
+By default, \`make install' will install all the files in
+\`$ac_default_prefix/bin', \`$ac_default_prefix/lib' etc. You can specify
+an installation prefix other than \`$ac_default_prefix' using \`--prefix',
+for instance \`--prefix=\$HOME'.
+
+For better control, use the options below.
+
+Fine tuning of the installation directories:
+ --bindir=DIR user executables [EPREFIX/bin]
+ --sbindir=DIR system admin executables [EPREFIX/sbin]
+ --libexecdir=DIR program executables [EPREFIX/libexec]
+ --datadir=DIR read-only architecture-independent data [PREFIX/share]
+ --sysconfdir=DIR read-only single-machine data [PREFIX/etc]
+ --sharedstatedir=DIR modifiable architecture-independent data [PREFIX/com]
+ --localstatedir=DIR modifiable single-machine data [PREFIX/var]
+ --libdir=DIR object code libraries [EPREFIX/lib]
+ --includedir=DIR C header files [PREFIX/include]
+ --oldincludedir=DIR C header files for non-gcc [/usr/include]
+ --infodir=DIR info documentation [PREFIX/info]
+ --mandir=DIR man documentation [PREFIX/man]
+_ACEOF
+
+ cat <<\_ACEOF
+
+Program names:
+ --program-prefix=PREFIX prepend PREFIX to installed program names
+ --program-suffix=SUFFIX append SUFFIX to installed program names
+ --program-transform-name=PROGRAM run sed PROGRAM on installed program names
+
+System types:
+ --build=BUILD configure for building on BUILD [guessed]
+ --host=HOST cross-compile to build programs to run on HOST [BUILD]
+ --target=TARGET configure for building compilers for TARGET [HOST]
+_ACEOF
+fi
+
+if test -n "$ac_init_help"; then
+ case $ac_init_help in
+ short | recursive ) echo "Configuration of libffi 2.1:";;
+ esac
+ cat <<\_ACEOF
+
+Optional Features:
+ --disable-FEATURE do not include FEATURE (same as --enable-FEATURE=no)
+ --enable-FEATURE[=ARG] include FEATURE [ARG=yes]
+ --enable-multilib build many library versions (default)
+ --disable-dependency-tracking speeds up one-time build
+ --enable-dependency-tracking do not reject slow dependency extractors
+ --enable-shared=PKGS build shared libraries default=yes
+ --enable-static=PKGS build static libraries default=yes
+ --enable-fast-install=PKGS optimize for fast installation default=yes
+ --disable-libtool-lock avoid locking (might break parallel builds)
+ --enable-maintainer-mode enable make rules and dependencies not useful
+ (and sometimes confusing) to the casual installer
+ --enable-debug debugging mode
+ --disable-structs omit code for struct support
+ --disable-raw-api make the raw api unavailable
+ --enable-purify-safety purify-safe mode
+
+Optional Packages:
+ --with-PACKAGE[=ARG] use PACKAGE [ARG=yes]
+ --without-PACKAGE do not use PACKAGE (same as --with-PACKAGE=no)
+ --with-gnu-ld assume the C compiler uses GNU ld default=no
+ --with-pic try to use only PIC/non-PIC objects default=use both
+
+Some influential environment variables:
+ CC C compiler command
+ CFLAGS C compiler flags
+ LDFLAGS linker flags, e.g. -L<lib dir> if you have libraries in a
+ nonstandard directory <lib dir>
+ CPPFLAGS C/C++ preprocessor flags, e.g. -I<include dir> if you have
+ headers in a nonstandard directory <include dir>
+ CCAS assembler compiler command (defaults to CC)
+ CCASFLAGS assembler compiler flags (defaults to CFLAGS)
+ CPP C preprocessor
+
+Use these variables to override the choices made by `configure' or to help
+it to find libraries and programs with nonstandard names/locations.
+
+Report bugs to <http://gcc.gnu.org/bugs.html>.
+_ACEOF
+fi
+
+if test "$ac_init_help" = "recursive"; then
+ # If there are subdirs, report their specific --help.
+ ac_popdir=`pwd`
+ for ac_dir in : $ac_subdirs_all; do test "x$ac_dir" = x: && continue
+ test -d $ac_dir || continue
+ ac_builddir=.
+
+if test "$ac_dir" != .; then
+ ac_dir_suffix=/`echo "$ac_dir" | sed 's,^\.[\\/],,'`
+ # A "../" for each directory in $ac_dir_suffix.
+ ac_top_builddir=`echo "$ac_dir_suffix" | sed 's,/[^\\/]*,../,g'`
+else
+ ac_dir_suffix= ac_top_builddir=
+fi
+
+case $srcdir in
+ .) # No --srcdir option. We are building in place.
+ ac_srcdir=.
+ if test -z "$ac_top_builddir"; then
+ ac_top_srcdir=.
+ else
+ ac_top_srcdir=`echo $ac_top_builddir | sed 's,/$,,'`
+ fi ;;
+ [\\/]* | ?:[\\/]* ) # Absolute path.
+ ac_srcdir=$srcdir$ac_dir_suffix;
+ ac_top_srcdir=$srcdir ;;
+ *) # Relative path.
+ ac_srcdir=$ac_top_builddir$srcdir$ac_dir_suffix
+ ac_top_srcdir=$ac_top_builddir$srcdir ;;
+esac
+
+# Do not use `cd foo && pwd` to compute absolute paths, because
+# the directories may not exist.
+case `pwd` in
+.) ac_abs_builddir="$ac_dir";;
+*)
+ case "$ac_dir" in
+ .) ac_abs_builddir=`pwd`;;
+ [\\/]* | ?:[\\/]* ) ac_abs_builddir="$ac_dir";;
+ *) ac_abs_builddir=`pwd`/"$ac_dir";;
+ esac;;
+esac
+case $ac_abs_builddir in
+.) ac_abs_top_builddir=${ac_top_builddir}.;;
+*)
+ case ${ac_top_builddir}. in
+ .) ac_abs_top_builddir=$ac_abs_builddir;;
+ [\\/]* | ?:[\\/]* ) ac_abs_top_builddir=${ac_top_builddir}.;;
+ *) ac_abs_top_builddir=$ac_abs_builddir/${ac_top_builddir}.;;
+ esac;;
+esac
+case $ac_abs_builddir in
+.) ac_abs_srcdir=$ac_srcdir;;
+*)
+ case $ac_srcdir in
+ .) ac_abs_srcdir=$ac_abs_builddir;;
+ [\\/]* | ?:[\\/]* ) ac_abs_srcdir=$ac_srcdir;;
+ *) ac_abs_srcdir=$ac_abs_builddir/$ac_srcdir;;
+ esac;;
+esac
+case $ac_abs_builddir in
+.) ac_abs_top_srcdir=$ac_top_srcdir;;
+*)
+ case $ac_top_srcdir in
+ .) ac_abs_top_srcdir=$ac_abs_builddir;;
+ [\\/]* | ?:[\\/]* ) ac_abs_top_srcdir=$ac_top_srcdir;;
+ *) ac_abs_top_srcdir=$ac_abs_builddir/$ac_top_srcdir;;
+ esac;;
+esac
+
+ cd $ac_dir
+ # Check for guested configure; otherwise get Cygnus style configure.
+ if test -f $ac_srcdir/configure.gnu; then
+ echo
+ $SHELL $ac_srcdir/configure.gnu --help=recursive
+ elif test -f $ac_srcdir/configure; then
+ echo
+ $SHELL $ac_srcdir/configure --help=recursive
+ elif test -f $ac_srcdir/configure.ac ||
+ test -f $ac_srcdir/configure.in; then
+ echo
+ $ac_configure --help
+ else
+ echo "$as_me: WARNING: no configuration information is in $ac_dir" >&2
+ fi
+ cd $ac_popdir
+ done
+fi
+
+test -n "$ac_init_help" && exit 0
+if $ac_init_version; then
+ cat <<\_ACEOF
+libffi configure 2.1
+generated by GNU Autoconf 2.59
+
+Copyright (C) 2003 Free Software Foundation, Inc.
+This configure script is free software; the Free Software Foundation
+gives unlimited permission to copy, distribute and modify it.
+_ACEOF
+ exit 0
+fi
+exec 5>config.log
+cat >&5 <<_ACEOF
+This file contains any messages produced by compilers while
+running configure, to aid debugging if configure makes a mistake.
+
+It was created by libffi $as_me 2.1, which was
+generated by GNU Autoconf 2.59. Invocation command line was
+
+ $ $0 $@
+
+_ACEOF
+{
+cat <<_ASUNAME
+## --------- ##
+## Platform. ##
+## --------- ##
+
+hostname = `(hostname || uname -n) 2>/dev/null | sed 1q`
+uname -m = `(uname -m) 2>/dev/null || echo unknown`
+uname -r = `(uname -r) 2>/dev/null || echo unknown`
+uname -s = `(uname -s) 2>/dev/null || echo unknown`
+uname -v = `(uname -v) 2>/dev/null || echo unknown`
+
+/usr/bin/uname -p = `(/usr/bin/uname -p) 2>/dev/null || echo unknown`
+/bin/uname -X = `(/bin/uname -X) 2>/dev/null || echo unknown`
+
+/bin/arch = `(/bin/arch) 2>/dev/null || echo unknown`
+/usr/bin/arch -k = `(/usr/bin/arch -k) 2>/dev/null || echo unknown`
+/usr/convex/getsysinfo = `(/usr/convex/getsysinfo) 2>/dev/null || echo unknown`
+hostinfo = `(hostinfo) 2>/dev/null || echo unknown`
+/bin/machine = `(/bin/machine) 2>/dev/null || echo unknown`
+/usr/bin/oslevel = `(/usr/bin/oslevel) 2>/dev/null || echo unknown`
+/bin/universe = `(/bin/universe) 2>/dev/null || echo unknown`
+
+_ASUNAME
+
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ echo "PATH: $as_dir"
+done
+
+} >&5
+
+cat >&5 <<_ACEOF
+
+
+## ----------- ##
+## Core tests. ##
+## ----------- ##
+
+_ACEOF
+
+
+# Keep a trace of the command line.
+# Strip out --no-create and --no-recursion so they do not pile up.
+# Strip out --silent because we don't want to record it for future runs.
+# Also quote any args containing shell meta-characters.
+# Make two passes to allow for proper duplicate-argument suppression.
+ac_configure_args=
+ac_configure_args0=
+ac_configure_args1=
+ac_sep=
+ac_must_keep_next=false
+for ac_pass in 1 2
+do
+ for ac_arg
+ do
+ case $ac_arg in
+ -no-create | --no-c* | -n | -no-recursion | --no-r*) continue ;;
+ -q | -quiet | --quiet | --quie | --qui | --qu | --q \
+ | -silent | --silent | --silen | --sile | --sil)
+ continue ;;
+ *" "*|*" "*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?\"\']*)
+ ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
+ esac
+ case $ac_pass in
+ 1) ac_configure_args0="$ac_configure_args0 '$ac_arg'" ;;
+ 2)
+ ac_configure_args1="$ac_configure_args1 '$ac_arg'"
+ if test $ac_must_keep_next = true; then
+ ac_must_keep_next=false # Got value, back to normal.
+ else
+ case $ac_arg in
+ *=* | --config-cache | -C | -disable-* | --disable-* \
+ | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \
+ | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \
+ | -with-* | --with-* | -without-* | --without-* | --x)
+ case "$ac_configure_args0 " in
+ "$ac_configure_args1"*" '$ac_arg' "* ) continue ;;
+ esac
+ ;;
+ -* ) ac_must_keep_next=true ;;
+ esac
+ fi
+ ac_configure_args="$ac_configure_args$ac_sep'$ac_arg'"
+ # Get rid of the leading space.
+ ac_sep=" "
+ ;;
+ esac
+ done
+done
+$as_unset ac_configure_args0 || test "${ac_configure_args0+set}" != set || { ac_configure_args0=; export ac_configure_args0; }
+$as_unset ac_configure_args1 || test "${ac_configure_args1+set}" != set || { ac_configure_args1=; export ac_configure_args1; }
+
+# When interrupted or exit'd, cleanup temporary files, and complete
+# config.log. We remove comments because anyway the quotes in there
+# would cause problems or look ugly.
+# WARNING: Be sure not to use single quotes in there, as some shells,
+# such as our DU 5.0 friend, will then `close' the trap.
+trap 'exit_status=$?
+ # Save into config.log some information that might help in debugging.
+ {
+ echo
+
+ cat <<\_ASBOX
+## ---------------- ##
+## Cache variables. ##
+## ---------------- ##
+_ASBOX
+ echo
+ # The following way of writing the cache mishandles newlines in values,
+{
+ (set) 2>&1 |
+ case `(ac_space='"'"' '"'"'; set | grep ac_space) 2>&1` in
+ *ac_space=\ *)
+ sed -n \
+ "s/'"'"'/'"'"'\\\\'"'"''"'"'/g;
+ s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1='"'"'\\2'"'"'/p"
+ ;;
+ *)
+ sed -n \
+ "s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1=\\2/p"
+ ;;
+ esac;
+}
+ echo
+
+ cat <<\_ASBOX
+## ----------------- ##
+## Output variables. ##
+## ----------------- ##
+_ASBOX
+ echo
+ for ac_var in $ac_subst_vars
+ do
+ eval ac_val=$`echo $ac_var`
+ echo "$ac_var='"'"'$ac_val'"'"'"
+ done | sort
+ echo
+
+ if test -n "$ac_subst_files"; then
+ cat <<\_ASBOX
+## ------------- ##
+## Output files. ##
+## ------------- ##
+_ASBOX
+ echo
+ for ac_var in $ac_subst_files
+ do
+ eval ac_val=$`echo $ac_var`
+ echo "$ac_var='"'"'$ac_val'"'"'"
+ done | sort
+ echo
+ fi
+
+ if test -s confdefs.h; then
+ cat <<\_ASBOX
+## ----------- ##
+## confdefs.h. ##
+## ----------- ##
+_ASBOX
+ echo
+ sed "/^$/d" confdefs.h | sort
+ echo
+ fi
+ test "$ac_signal" != 0 &&
+ echo "$as_me: caught signal $ac_signal"
+ echo "$as_me: exit $exit_status"
+ } >&5
+ rm -f core *.core &&
+ rm -rf conftest* confdefs* conf$$* $ac_clean_files &&
+ exit $exit_status
+ ' 0
+for ac_signal in 1 2 13 15; do
+ trap 'ac_signal='$ac_signal'; { (exit 1); exit 1; }' $ac_signal
+done
+ac_signal=0
+
+# confdefs.h avoids OS command line length limits that DEFS can exceed.
+rm -rf conftest* confdefs.h
+# AIX cpp loses on an empty file, so make sure it contains at least a newline.
+echo >confdefs.h
+
+# Predefined preprocessor variables.
+
+cat >>confdefs.h <<_ACEOF
+#define PACKAGE_NAME "$PACKAGE_NAME"
+_ACEOF
+
+
+cat >>confdefs.h <<_ACEOF
+#define PACKAGE_TARNAME "$PACKAGE_TARNAME"
+_ACEOF
+
+
+cat >>confdefs.h <<_ACEOF
+#define PACKAGE_VERSION "$PACKAGE_VERSION"
+_ACEOF
+
+
+cat >>confdefs.h <<_ACEOF
+#define PACKAGE_STRING "$PACKAGE_STRING"
+_ACEOF
+
+
+cat >>confdefs.h <<_ACEOF
+#define PACKAGE_BUGREPORT "$PACKAGE_BUGREPORT"
+_ACEOF
+
+
+# Let the site file select an alternate cache file if it wants to.
+# Prefer explicitly selected file to automatically selected ones.
+if test -z "$CONFIG_SITE"; then
+ if test "x$prefix" != xNONE; then
+ CONFIG_SITE="$prefix/share/config.site $prefix/etc/config.site"
+ else
+ CONFIG_SITE="$ac_default_prefix/share/config.site $ac_default_prefix/etc/config.site"
+ fi
+fi
+for ac_site_file in $CONFIG_SITE; do
+ if test -r "$ac_site_file"; then
+ { echo "$as_me:$LINENO: loading site script $ac_site_file" >&5
+echo "$as_me: loading site script $ac_site_file" >&6;}
+ sed 's/^/| /' "$ac_site_file" >&5
+ . "$ac_site_file"
+ fi
+done
+
+if test -r "$cache_file"; then
+ # Some versions of bash will fail to source /dev/null (special
+ # files actually), so we avoid doing that.
+ if test -f "$cache_file"; then
+ { echo "$as_me:$LINENO: loading cache $cache_file" >&5
+echo "$as_me: loading cache $cache_file" >&6;}
+ case $cache_file in
+ [\\/]* | ?:[\\/]* ) . $cache_file;;
+ *) . ./$cache_file;;
+ esac
+ fi
+else
+ { echo "$as_me:$LINENO: creating cache $cache_file" >&5
+echo "$as_me: creating cache $cache_file" >&6;}
+ >$cache_file
+fi
+
+# Check that the precious variables saved in the cache have kept the same
+# value.
+ac_cache_corrupted=false
+for ac_var in `(set) 2>&1 |
+ sed -n 's/^ac_env_\([a-zA-Z_0-9]*\)_set=.*/\1/p'`; do
+ eval ac_old_set=\$ac_cv_env_${ac_var}_set
+ eval ac_new_set=\$ac_env_${ac_var}_set
+ eval ac_old_val="\$ac_cv_env_${ac_var}_value"
+ eval ac_new_val="\$ac_env_${ac_var}_value"
+ case $ac_old_set,$ac_new_set in
+ set,)
+ { echo "$as_me:$LINENO: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&5
+echo "$as_me: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&2;}
+ ac_cache_corrupted=: ;;
+ ,set)
+ { echo "$as_me:$LINENO: error: \`$ac_var' was not set in the previous run" >&5
+echo "$as_me: error: \`$ac_var' was not set in the previous run" >&2;}
+ ac_cache_corrupted=: ;;
+ ,);;
+ *)
+ if test "x$ac_old_val" != "x$ac_new_val"; then
+ { echo "$as_me:$LINENO: error: \`$ac_var' has changed since the previous run:" >&5
+echo "$as_me: error: \`$ac_var' has changed since the previous run:" >&2;}
+ { echo "$as_me:$LINENO: former value: $ac_old_val" >&5
+echo "$as_me: former value: $ac_old_val" >&2;}
+ { echo "$as_me:$LINENO: current value: $ac_new_val" >&5
+echo "$as_me: current value: $ac_new_val" >&2;}
+ ac_cache_corrupted=:
+ fi;;
+ esac
+ # Pass precious variables to config.status.
+ if test "$ac_new_set" = set; then
+ case $ac_new_val in
+ *" "*|*" "*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?\"\']*)
+ ac_arg=$ac_var=`echo "$ac_new_val" | sed "s/'/'\\\\\\\\''/g"` ;;
+ *) ac_arg=$ac_var=$ac_new_val ;;
+ esac
+ case " $ac_configure_args " in
+ *" '$ac_arg' "*) ;; # Avoid dups. Use of quotes ensures accuracy.
+ *) ac_configure_args="$ac_configure_args '$ac_arg'" ;;
+ esac
+ fi
+done
+if $ac_cache_corrupted; then
+ { echo "$as_me:$LINENO: error: changes in the environment can compromise the build" >&5
+echo "$as_me: error: changes in the environment can compromise the build" >&2;}
+ { { echo "$as_me:$LINENO: error: run \`make distclean' and/or \`rm $cache_file' and start over" >&5
+echo "$as_me: error: run \`make distclean' and/or \`rm $cache_file' and start over" >&2;}
+ { (exit 1); exit 1; }; }
+fi
+
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ ac_config_headers="$ac_config_headers fficonfig.h"
+
+
+# Default to --enable-multilib
+# Check whether --enable-multilib or --disable-multilib was given.
+if test "${enable_multilib+set}" = set; then
+ enableval="$enable_multilib"
+ case "$enableval" in
+ yes) multilib=yes ;;
+ no) multilib=no ;;
+ *) { { echo "$as_me:$LINENO: error: bad value $enableval for multilib option" >&5
+echo "$as_me: error: bad value $enableval for multilib option" >&2;}
+ { (exit 1); exit 1; }; } ;;
+ esac
+else
+ multilib=yes
+fi;
+
+# We may get other options which we leave undocumented:
+# --with-target-subdir, --with-multisrctop, --with-multisubdir
+# See config-ml.in if you want the gory details.
+
+if test "$srcdir" = "."; then
+ if test "$with_target_subdir" != "."; then
+ multi_basedir="$srcdir/$with_multisrctop../.."
+ else
+ multi_basedir="$srcdir/$with_multisrctop.."
+ fi
+else
+ multi_basedir="$srcdir/.."
+fi
+
+
+# Even if the default multilib is not a cross compilation,
+# it may be that some of the other multilibs are.
+if test $cross_compiling = no && test $multilib = yes \
+ && test "x${with_multisubdir}" != x ; then
+ cross_compiling=maybe
+fi
+
+ ac_config_commands="$ac_config_commands default-1"
+
+
+ac_aux_dir=
+for ac_dir in $srcdir $srcdir/.. $srcdir/../..; do
+ if test -f $ac_dir/install-sh; then
+ ac_aux_dir=$ac_dir
+ ac_install_sh="$ac_aux_dir/install-sh -c"
+ break
+ elif test -f $ac_dir/install.sh; then
+ ac_aux_dir=$ac_dir
+ ac_install_sh="$ac_aux_dir/install.sh -c"
+ break
+ elif test -f $ac_dir/shtool; then
+ ac_aux_dir=$ac_dir
+ ac_install_sh="$ac_aux_dir/shtool install -c"
+ break
+ fi
+done
+if test -z "$ac_aux_dir"; then
+ { { echo "$as_me:$LINENO: error: cannot find install-sh or install.sh in $srcdir $srcdir/.. $srcdir/../.." >&5
+echo "$as_me: error: cannot find install-sh or install.sh in $srcdir $srcdir/.. $srcdir/../.." >&2;}
+ { (exit 1); exit 1; }; }
+fi
+ac_config_guess="$SHELL $ac_aux_dir/config.guess"
+ac_config_sub="$SHELL $ac_aux_dir/config.sub"
+ac_configure="$SHELL $ac_aux_dir/configure" # This should be Cygnus configure.
+
+# Make sure we can run config.sub.
+$ac_config_sub sun4 >/dev/null 2>&1 ||
+ { { echo "$as_me:$LINENO: error: cannot run $ac_config_sub" >&5
+echo "$as_me: error: cannot run $ac_config_sub" >&2;}
+ { (exit 1); exit 1; }; }
+
+echo "$as_me:$LINENO: checking build system type" >&5
+echo $ECHO_N "checking build system type... $ECHO_C" >&6
+if test "${ac_cv_build+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ ac_cv_build_alias=$build_alias
+test -z "$ac_cv_build_alias" &&
+ ac_cv_build_alias=`$ac_config_guess`
+test -z "$ac_cv_build_alias" &&
+ { { echo "$as_me:$LINENO: error: cannot guess build type; you must specify one" >&5
+echo "$as_me: error: cannot guess build type; you must specify one" >&2;}
+ { (exit 1); exit 1; }; }
+ac_cv_build=`$ac_config_sub $ac_cv_build_alias` ||
+ { { echo "$as_me:$LINENO: error: $ac_config_sub $ac_cv_build_alias failed" >&5
+echo "$as_me: error: $ac_config_sub $ac_cv_build_alias failed" >&2;}
+ { (exit 1); exit 1; }; }
+
+fi
+echo "$as_me:$LINENO: result: $ac_cv_build" >&5
+echo "${ECHO_T}$ac_cv_build" >&6
+build=$ac_cv_build
+build_cpu=`echo $ac_cv_build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
+build_vendor=`echo $ac_cv_build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
+build_os=`echo $ac_cv_build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
+
+
+echo "$as_me:$LINENO: checking host system type" >&5
+echo $ECHO_N "checking host system type... $ECHO_C" >&6
+if test "${ac_cv_host+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ ac_cv_host_alias=$host_alias
+test -z "$ac_cv_host_alias" &&
+ ac_cv_host_alias=$ac_cv_build_alias
+ac_cv_host=`$ac_config_sub $ac_cv_host_alias` ||
+ { { echo "$as_me:$LINENO: error: $ac_config_sub $ac_cv_host_alias failed" >&5
+echo "$as_me: error: $ac_config_sub $ac_cv_host_alias failed" >&2;}
+ { (exit 1); exit 1; }; }
+
+fi
+echo "$as_me:$LINENO: result: $ac_cv_host" >&5
+echo "${ECHO_T}$ac_cv_host" >&6
+host=$ac_cv_host
+host_cpu=`echo $ac_cv_host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
+host_vendor=`echo $ac_cv_host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
+host_os=`echo $ac_cv_host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
+
+
+echo "$as_me:$LINENO: checking target system type" >&5
+echo $ECHO_N "checking target system type... $ECHO_C" >&6
+if test "${ac_cv_target+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ ac_cv_target_alias=$target_alias
+test "x$ac_cv_target_alias" = "x" &&
+ ac_cv_target_alias=$ac_cv_host_alias
+ac_cv_target=`$ac_config_sub $ac_cv_target_alias` ||
+ { { echo "$as_me:$LINENO: error: $ac_config_sub $ac_cv_target_alias failed" >&5
+echo "$as_me: error: $ac_config_sub $ac_cv_target_alias failed" >&2;}
+ { (exit 1); exit 1; }; }
+
+fi
+echo "$as_me:$LINENO: result: $ac_cv_target" >&5
+echo "${ECHO_T}$ac_cv_target" >&6
+target=$ac_cv_target
+target_cpu=`echo $ac_cv_target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
+target_vendor=`echo $ac_cv_target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
+target_os=`echo $ac_cv_target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
+
+
+# The aliases save the names the user supplied, while $host etc.
+# will get canonicalized.
+test -n "$target_alias" &&
+ test "$program_prefix$program_suffix$program_transform_name" = \
+ NONENONEs,x,x, &&
+ program_prefix=${target_alias}-
+target_alias=${target_alias-$host_alias}
+
+. ${srcdir}/configure.host
+
+am__api_version="1.9"
+# Find a good install program. We prefer a C program (faster),
+# so one script is as good as another. But avoid the broken or
+# incompatible versions:
+# SysV /etc/install, /usr/sbin/install
+# SunOS /usr/etc/install
+# IRIX /sbin/install
+# AIX /bin/install
+# AmigaOS /C/install, which installs bootblocks on floppy discs
+# AIX 4 /usr/bin/installbsd, which doesn't work without a -g flag
+# AFS /usr/afsws/bin/install, which mishandles nonexistent args
+# SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
+# OS/2's system install, which has a completely different semantic
+# ./install, which can be erroneously created by make from ./install.sh.
+echo "$as_me:$LINENO: checking for a BSD-compatible install" >&5
+echo $ECHO_N "checking for a BSD-compatible install... $ECHO_C" >&6
+if test -z "$INSTALL"; then
+if test "${ac_cv_path_install+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ # Account for people who put trailing slashes in PATH elements.
+case $as_dir/ in
+ ./ | .// | /cC/* | \
+ /etc/* | /usr/sbin/* | /usr/etc/* | /sbin/* | /usr/afsws/bin/* | \
+ ?:\\/os2\\/install\\/* | ?:\\/OS2\\/INSTALL\\/* | \
+ /usr/ucb/* ) ;;
+ *)
+ # OSF1 and SCO ODT 3.0 have their own names for install.
+ # Don't use installbsd from OSF since it installs stuff as root
+ # by default.
+ for ac_prog in ginstall scoinst install; do
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if $as_executable_p "$as_dir/$ac_prog$ac_exec_ext"; then
+ if test $ac_prog = install &&
+ grep dspmsg "$as_dir/$ac_prog$ac_exec_ext" >/dev/null 2>&1; then
+ # AIX install. It has an incompatible calling convention.
+ :
+ elif test $ac_prog = install &&
+ grep pwplus "$as_dir/$ac_prog$ac_exec_ext" >/dev/null 2>&1; then
+ # program-specific install script used by HP pwplus--don't use.
+ :
+ else
+ ac_cv_path_install="$as_dir/$ac_prog$ac_exec_ext -c"
+ break 3
+ fi
+ fi
+ done
+ done
+ ;;
+esac
+done
+
+
+fi
+ if test "${ac_cv_path_install+set}" = set; then
+ INSTALL=$ac_cv_path_install
+ else
+ # As a last resort, use the slow shell script. We don't cache a
+ # path for INSTALL within a source directory, because that will
+ # break other packages using the cache if that directory is
+ # removed, or if the path is relative.
+ INSTALL=$ac_install_sh
+ fi
+fi
+echo "$as_me:$LINENO: result: $INSTALL" >&5
+echo "${ECHO_T}$INSTALL" >&6
+
+# Use test -z because SunOS4 sh mishandles braces in ${var-val}.
+# It thinks the first close brace ends the variable substitution.
+test -z "$INSTALL_PROGRAM" && INSTALL_PROGRAM='${INSTALL}'
+
+test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL}'
+
+test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
+
+echo "$as_me:$LINENO: checking whether build environment is sane" >&5
+echo $ECHO_N "checking whether build environment is sane... $ECHO_C" >&6
+# Just in case
+sleep 1
+echo timestamp > conftest.file
+# Do `set' in a subshell so we don't clobber the current shell's
+# arguments. Must try -L first in case configure is actually a
+# symlink; some systems play weird games with the mod time of symlinks
+# (eg FreeBSD returns the mod time of the symlink's containing
+# directory).
+if (
+ set X `ls -Lt $srcdir/configure conftest.file 2> /dev/null`
+ if test "$*" = "X"; then
+ # -L didn't work.
+ set X `ls -t $srcdir/configure conftest.file`
+ fi
+ rm -f conftest.file
+ if test "$*" != "X $srcdir/configure conftest.file" \
+ && test "$*" != "X conftest.file $srcdir/configure"; then
+
+ # If neither matched, then we have a broken ls. This can happen
+ # if, for instance, CONFIG_SHELL is bash and it inherits a
+ # broken ls alias from the environment. This has actually
+ # happened. Such a system could not be considered "sane".
+ { { echo "$as_me:$LINENO: error: ls -t appears to fail. Make sure there is not a broken
+alias in your environment" >&5
+echo "$as_me: error: ls -t appears to fail. Make sure there is not a broken
+alias in your environment" >&2;}
+ { (exit 1); exit 1; }; }
+ fi
+
+ test "$2" = conftest.file
+ )
+then
+ # Ok.
+ :
+else
+ { { echo "$as_me:$LINENO: error: newly created file is older than distributed files!
+Check your system clock" >&5
+echo "$as_me: error: newly created file is older than distributed files!
+Check your system clock" >&2;}
+ { (exit 1); exit 1; }; }
+fi
+echo "$as_me:$LINENO: result: yes" >&5
+echo "${ECHO_T}yes" >&6
+test "$program_prefix" != NONE &&
+ program_transform_name="s,^,$program_prefix,;$program_transform_name"
+# Use a double $ so make ignores it.
+test "$program_suffix" != NONE &&
+ program_transform_name="s,\$,$program_suffix,;$program_transform_name"
+# Double any \ or $. echo might interpret backslashes.
+# By default was `s,x,x', remove it if useless.
+cat <<\_ACEOF >conftest.sed
+s/[\\$]/&&/g;s/;s,x,x,$//
+_ACEOF
+program_transform_name=`echo $program_transform_name | sed -f conftest.sed`
+rm conftest.sed
+
+# expand $ac_aux_dir to an absolute path
+am_aux_dir=`cd $ac_aux_dir && pwd`
+
+test x"${MISSING+set}" = xset || MISSING="\${SHELL} $am_aux_dir/missing"
+# Use eval to expand $SHELL
+if eval "$MISSING --run true"; then
+ am_missing_run="$MISSING --run "
+else
+ am_missing_run=
+ { echo "$as_me:$LINENO: WARNING: \`missing' script is too old or missing" >&5
+echo "$as_me: WARNING: \`missing' script is too old or missing" >&2;}
+fi
+
+if mkdir -p --version . >/dev/null 2>&1 && test ! -d ./--version; then
+ # We used to keeping the `.' as first argument, in order to
+ # allow $(mkdir_p) to be used without argument. As in
+ # $(mkdir_p) $(somedir)
+ # where $(somedir) is conditionally defined. However this is wrong
+ # for two reasons:
+ # 1. if the package is installed by a user who cannot write `.'
+ # make install will fail,
+ # 2. the above comment should most certainly read
+ # $(mkdir_p) $(DESTDIR)$(somedir)
+ # so it does not work when $(somedir) is undefined and
+ # $(DESTDIR) is not.
+ # To support the latter case, we have to write
+ # test -z "$(somedir)" || $(mkdir_p) $(DESTDIR)$(somedir),
+ # so the `.' trick is pointless.
+ mkdir_p='mkdir -p --'
+else
+ # On NextStep and OpenStep, the `mkdir' command does not
+ # recognize any option. It will interpret all options as
+ # directories to create, and then abort because `.' already
+ # exists.
+ for d in ./-p ./--version;
+ do
+ test -d $d && rmdir $d
+ done
+ # $(mkinstalldirs) is defined by Automake if mkinstalldirs exists.
+ if test -f "$ac_aux_dir/mkinstalldirs"; then
+ mkdir_p='$(mkinstalldirs)'
+ else
+ mkdir_p='$(install_sh) -d'
+ fi
+fi
+
+for ac_prog in gawk mawk nawk awk
+do
+ # Extract the first word of "$ac_prog", so it can be a program name with args.
+set dummy $ac_prog; ac_word=$2
+echo "$as_me:$LINENO: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_prog_AWK+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ if test -n "$AWK"; then
+ ac_cv_prog_AWK="$AWK" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+ ac_cv_prog_AWK="$ac_prog"
+ echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+ break 2
+ fi
+done
+done
+
+fi
+fi
+AWK=$ac_cv_prog_AWK
+if test -n "$AWK"; then
+ echo "$as_me:$LINENO: result: $AWK" >&5
+echo "${ECHO_T}$AWK" >&6
+else
+ echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+ test -n "$AWK" && break
+done
+
+echo "$as_me:$LINENO: checking whether ${MAKE-make} sets \$(MAKE)" >&5
+echo $ECHO_N "checking whether ${MAKE-make} sets \$(MAKE)... $ECHO_C" >&6
+set dummy ${MAKE-make}; ac_make=`echo "$2" | sed 'y,:./+-,___p_,'`
+if eval "test \"\${ac_cv_prog_make_${ac_make}_set+set}\" = set"; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ cat >conftest.make <<\_ACEOF
+all:
+ @echo 'ac_maketemp="$(MAKE)"'
+_ACEOF
+# GNU make sometimes prints "make[1]: Entering...", which would confuse us.
+eval `${MAKE-make} -f conftest.make 2>/dev/null | grep temp=`
+if test -n "$ac_maketemp"; then
+ eval ac_cv_prog_make_${ac_make}_set=yes
+else
+ eval ac_cv_prog_make_${ac_make}_set=no
+fi
+rm -f conftest.make
+fi
+if eval "test \"`echo '$ac_cv_prog_make_'${ac_make}_set`\" = yes"; then
+ echo "$as_me:$LINENO: result: yes" >&5
+echo "${ECHO_T}yes" >&6
+ SET_MAKE=
+else
+ echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
+ SET_MAKE="MAKE=${MAKE-make}"
+fi
+
+rm -rf .tst 2>/dev/null
+mkdir .tst 2>/dev/null
+if test -d .tst; then
+ am__leading_dot=.
+else
+ am__leading_dot=_
+fi
+rmdir .tst 2>/dev/null
+
+# test to see if srcdir already configured
+if test "`cd $srcdir && pwd`" != "`pwd`" &&
+ test -f $srcdir/config.status; then
+ { { echo "$as_me:$LINENO: error: source directory already configured; run \"make distclean\" there first" >&5
+echo "$as_me: error: source directory already configured; run \"make distclean\" there first" >&2;}
+ { (exit 1); exit 1; }; }
+fi
+
+# test whether we have cygpath
+if test -z "$CYGPATH_W"; then
+ if (cygpath --version) >/dev/null 2>/dev/null; then
+ CYGPATH_W='cygpath -w'
+ else
+ CYGPATH_W=echo
+ fi
+fi
+
+
+# Define the identity of the package.
+ PACKAGE='libffi'
+ VERSION='2.1'
+
+
+cat >>confdefs.h <<_ACEOF
+#define PACKAGE "$PACKAGE"
+_ACEOF
+
+
+cat >>confdefs.h <<_ACEOF
+#define VERSION "$VERSION"
+_ACEOF
+
+# Some tools Automake needs.
+
+ACLOCAL=${ACLOCAL-"${am_missing_run}aclocal-${am__api_version}"}
+
+
+AUTOCONF=${AUTOCONF-"${am_missing_run}autoconf"}
+
+
+AUTOMAKE=${AUTOMAKE-"${am_missing_run}automake-${am__api_version}"}
+
+
+AUTOHEADER=${AUTOHEADER-"${am_missing_run}autoheader"}
+
+
+MAKEINFO=${MAKEINFO-"${am_missing_run}makeinfo"}
+
+install_sh=${install_sh-"$am_aux_dir/install-sh"}
+
+# Installed binaries are usually stripped using `strip' when the user
+# run `make install-strip'. However `strip' might not be the right
+# tool to use in cross-compilation environments, therefore Automake
+# will honor the `STRIP' environment variable to overrule this program.
+if test "$cross_compiling" != no; then
+ if test -n "$ac_tool_prefix"; then
+ # Extract the first word of "${ac_tool_prefix}strip", so it can be a program name with args.
+set dummy ${ac_tool_prefix}strip; ac_word=$2
+echo "$as_me:$LINENO: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_prog_STRIP+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ if test -n "$STRIP"; then
+ ac_cv_prog_STRIP="$STRIP" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+ ac_cv_prog_STRIP="${ac_tool_prefix}strip"
+ echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+ break 2
+ fi
+done
+done
+
+fi
+fi
+STRIP=$ac_cv_prog_STRIP
+if test -n "$STRIP"; then
+ echo "$as_me:$LINENO: result: $STRIP" >&5
+echo "${ECHO_T}$STRIP" >&6
+else
+ echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+fi
+if test -z "$ac_cv_prog_STRIP"; then
+ ac_ct_STRIP=$STRIP
+ # Extract the first word of "strip", so it can be a program name with args.
+set dummy strip; ac_word=$2
+echo "$as_me:$LINENO: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_prog_ac_ct_STRIP+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ if test -n "$ac_ct_STRIP"; then
+ ac_cv_prog_ac_ct_STRIP="$ac_ct_STRIP" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+ ac_cv_prog_ac_ct_STRIP="strip"
+ echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+ break 2
+ fi
+done
+done
+
+ test -z "$ac_cv_prog_ac_ct_STRIP" && ac_cv_prog_ac_ct_STRIP=":"
+fi
+fi
+ac_ct_STRIP=$ac_cv_prog_ac_ct_STRIP
+if test -n "$ac_ct_STRIP"; then
+ echo "$as_me:$LINENO: result: $ac_ct_STRIP" >&5
+echo "${ECHO_T}$ac_ct_STRIP" >&6
+else
+ echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+ STRIP=$ac_ct_STRIP
+else
+ STRIP="$ac_cv_prog_STRIP"
+fi
+
+fi
+INSTALL_STRIP_PROGRAM="\${SHELL} \$(install_sh) -c -s"
+
+# We need awk for the "check" target. The system "awk" is bad on
+# some platforms.
+# Always define AMTAR for backward compatibility.
+
+AMTAR=${AMTAR-"${am_missing_run}tar"}
+
+am__tar='${AMTAR} chof - "$$tardir"'; am__untar='${AMTAR} xf -'
+
+
+
+
+
+
+# The same as in boehm-gc and libstdc++. Have to borrow it from there.
+# We must force CC to /not/ be precious variables; otherwise
+# the wrong, non-multilib-adjusted value will be used in multilibs.
+# As a side effect, we have to subst CFLAGS ourselves.
+
+
+
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+if test -n "$ac_tool_prefix"; then
+ # Extract the first word of "${ac_tool_prefix}gcc", so it can be a program name with args.
+set dummy ${ac_tool_prefix}gcc; ac_word=$2
+echo "$as_me:$LINENO: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_prog_CC+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ if test -n "$CC"; then
+ ac_cv_prog_CC="$CC" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+ ac_cv_prog_CC="${ac_tool_prefix}gcc"
+ echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+ break 2
+ fi
+done
+done
+
+fi
+fi
+CC=$ac_cv_prog_CC
+if test -n "$CC"; then
+ echo "$as_me:$LINENO: result: $CC" >&5
+echo "${ECHO_T}$CC" >&6
+else
+ echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+fi
+if test -z "$ac_cv_prog_CC"; then
+ ac_ct_CC=$CC
+ # Extract the first word of "gcc", so it can be a program name with args.
+set dummy gcc; ac_word=$2
+echo "$as_me:$LINENO: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_prog_ac_ct_CC+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ if test -n "$ac_ct_CC"; then
+ ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+ ac_cv_prog_ac_ct_CC="gcc"
+ echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+ break 2
+ fi
+done
+done
+
+fi
+fi
+ac_ct_CC=$ac_cv_prog_ac_ct_CC
+if test -n "$ac_ct_CC"; then
+ echo "$as_me:$LINENO: result: $ac_ct_CC" >&5
+echo "${ECHO_T}$ac_ct_CC" >&6
+else
+ echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+ CC=$ac_ct_CC
+else
+ CC="$ac_cv_prog_CC"
+fi
+
+if test -z "$CC"; then
+ if test -n "$ac_tool_prefix"; then
+ # Extract the first word of "${ac_tool_prefix}cc", so it can be a program name with args.
+set dummy ${ac_tool_prefix}cc; ac_word=$2
+echo "$as_me:$LINENO: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_prog_CC+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ if test -n "$CC"; then
+ ac_cv_prog_CC="$CC" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+ ac_cv_prog_CC="${ac_tool_prefix}cc"
+ echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+ break 2
+ fi
+done
+done
+
+fi
+fi
+CC=$ac_cv_prog_CC
+if test -n "$CC"; then
+ echo "$as_me:$LINENO: result: $CC" >&5
+echo "${ECHO_T}$CC" >&6
+else
+ echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+fi
+if test -z "$ac_cv_prog_CC"; then
+ ac_ct_CC=$CC
+ # Extract the first word of "cc", so it can be a program name with args.
+set dummy cc; ac_word=$2
+echo "$as_me:$LINENO: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_prog_ac_ct_CC+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ if test -n "$ac_ct_CC"; then
+ ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+ ac_cv_prog_ac_ct_CC="cc"
+ echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+ break 2
+ fi
+done
+done
+
+fi
+fi
+ac_ct_CC=$ac_cv_prog_ac_ct_CC
+if test -n "$ac_ct_CC"; then
+ echo "$as_me:$LINENO: result: $ac_ct_CC" >&5
+echo "${ECHO_T}$ac_ct_CC" >&6
+else
+ echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+ CC=$ac_ct_CC
+else
+ CC="$ac_cv_prog_CC"
+fi
+
+fi
+if test -z "$CC"; then
+ # Extract the first word of "cc", so it can be a program name with args.
+set dummy cc; ac_word=$2
+echo "$as_me:$LINENO: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_prog_CC+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ if test -n "$CC"; then
+ ac_cv_prog_CC="$CC" # Let the user override the test.
+else
+ ac_prog_rejected=no
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+ if test "$as_dir/$ac_word$ac_exec_ext" = "/usr/ucb/cc"; then
+ ac_prog_rejected=yes
+ continue
+ fi
+ ac_cv_prog_CC="cc"
+ echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+ break 2
+ fi
+done
+done
+
+if test $ac_prog_rejected = yes; then
+ # We found a bogon in the path, so make sure we never use it.
+ set dummy $ac_cv_prog_CC
+ shift
+ if test $# != 0; then
+ # We chose a different compiler from the bogus one.
+ # However, it has the same basename, so the bogon will be chosen
+ # first if we set CC to just the basename; use the full file name.
+ shift
+ ac_cv_prog_CC="$as_dir/$ac_word${1+' '}$@"
+ fi
+fi
+fi
+fi
+CC=$ac_cv_prog_CC
+if test -n "$CC"; then
+ echo "$as_me:$LINENO: result: $CC" >&5
+echo "${ECHO_T}$CC" >&6
+else
+ echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+fi
+if test -z "$CC"; then
+ if test -n "$ac_tool_prefix"; then
+ for ac_prog in cl
+ do
+ # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
+set dummy $ac_tool_prefix$ac_prog; ac_word=$2
+echo "$as_me:$LINENO: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_prog_CC+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ if test -n "$CC"; then
+ ac_cv_prog_CC="$CC" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+ ac_cv_prog_CC="$ac_tool_prefix$ac_prog"
+ echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+ break 2
+ fi
+done
+done
+
+fi
+fi
+CC=$ac_cv_prog_CC
+if test -n "$CC"; then
+ echo "$as_me:$LINENO: result: $CC" >&5
+echo "${ECHO_T}$CC" >&6
+else
+ echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+ test -n "$CC" && break
+ done
+fi
+if test -z "$CC"; then
+ ac_ct_CC=$CC
+ for ac_prog in cl
+do
+ # Extract the first word of "$ac_prog", so it can be a program name with args.
+set dummy $ac_prog; ac_word=$2
+echo "$as_me:$LINENO: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_prog_ac_ct_CC+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ if test -n "$ac_ct_CC"; then
+ ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+ ac_cv_prog_ac_ct_CC="$ac_prog"
+ echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+ break 2
+ fi
+done
+done
+
+fi
+fi
+ac_ct_CC=$ac_cv_prog_ac_ct_CC
+if test -n "$ac_ct_CC"; then
+ echo "$as_me:$LINENO: result: $ac_ct_CC" >&5
+echo "${ECHO_T}$ac_ct_CC" >&6
+else
+ echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+ test -n "$ac_ct_CC" && break
+done
+
+ CC=$ac_ct_CC
+fi
+
+fi
+
+
+test -z "$CC" && { { echo "$as_me:$LINENO: error: no acceptable C compiler found in \$PATH
+See \`config.log' for more details." >&5
+echo "$as_me: error: no acceptable C compiler found in \$PATH
+See \`config.log' for more details." >&2;}
+ { (exit 1); exit 1; }; }
+
+# Provide some information about the compiler.
+echo "$as_me:$LINENO:" \
+ "checking for C compiler version" >&5
+ac_compiler=`set X $ac_compile; echo $2`
+{ (eval echo "$as_me:$LINENO: \"$ac_compiler --version </dev/null >&5\"") >&5
+ (eval $ac_compiler --version </dev/null >&5) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }
+{ (eval echo "$as_me:$LINENO: \"$ac_compiler -v </dev/null >&5\"") >&5
+ (eval $ac_compiler -v </dev/null >&5) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }
+{ (eval echo "$as_me:$LINENO: \"$ac_compiler -V </dev/null >&5\"") >&5
+ (eval $ac_compiler -V </dev/null >&5) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }
+
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+int
+main ()
+{
+
+ ;
+ return 0;
+}
+_ACEOF
+ac_clean_files_save=$ac_clean_files
+ac_clean_files="$ac_clean_files a.out a.exe b.out"
+# Try to create an executable without -o first, disregard a.out.
+# It will help us diagnose broken compilers, and finding out an intuition
+# of exeext.
+echo "$as_me:$LINENO: checking for C compiler default output file name" >&5
+echo $ECHO_N "checking for C compiler default output file name... $ECHO_C" >&6
+ac_link_default=`echo "$ac_link" | sed 's/ -o *conftest[^ ]*//'`
+if { (eval echo "$as_me:$LINENO: \"$ac_link_default\"") >&5
+ (eval $ac_link_default) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; then
+ # Find the output, starting from the most likely. This scheme is
+# not robust to junk in `.', hence go to wildcards (a.*) only as a last
+# resort.
+
+# Be careful to initialize this variable, since it used to be cached.
+# Otherwise an old cache value of `no' led to `EXEEXT = no' in a Makefile.
+ac_cv_exeext=
+# b.out is created by i960 compilers.
+for ac_file in a_out.exe a.exe conftest.exe a.out conftest a.* conftest.* b.out
+do
+ test -f "$ac_file" || continue
+ case $ac_file in
+ *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.o | *.obj )
+ ;;
+ conftest.$ac_ext )
+ # This is the source file.
+ ;;
+ [ab].out )
+ # We found the default executable, but exeext='' is most
+ # certainly right.
+ break;;
+ *.* )
+ ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'`
+ # FIXME: I believe we export ac_cv_exeext for Libtool,
+ # but it would be cool to find out if it's true. Does anybody
+ # maintain Libtool? --akim.
+ export ac_cv_exeext
+ break;;
+ * )
+ break;;
+ esac
+done
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+{ { echo "$as_me:$LINENO: error: C compiler cannot create executables
+See \`config.log' for more details." >&5
+echo "$as_me: error: C compiler cannot create executables
+See \`config.log' for more details." >&2;}
+ { (exit 77); exit 77; }; }
+fi
+
+ac_exeext=$ac_cv_exeext
+echo "$as_me:$LINENO: result: $ac_file" >&5
+echo "${ECHO_T}$ac_file" >&6
+
+# Check the compiler produces executables we can run. If not, either
+# the compiler is broken, or we cross compile.
+echo "$as_me:$LINENO: checking whether the C compiler works" >&5
+echo $ECHO_N "checking whether the C compiler works... $ECHO_C" >&6
+# FIXME: These cross compiler hacks should be removed for Autoconf 3.0
+# If not cross compiling, check that we can run a simple program.
+if test "$cross_compiling" != yes; then
+ if { ac_try='./$ac_file'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ cross_compiling=no
+ else
+ if test "$cross_compiling" = maybe; then
+ cross_compiling=yes
+ else
+ { { echo "$as_me:$LINENO: error: cannot run C compiled programs.
+If you meant to cross compile, use \`--host'.
+See \`config.log' for more details." >&5
+echo "$as_me: error: cannot run C compiled programs.
+If you meant to cross compile, use \`--host'.
+See \`config.log' for more details." >&2;}
+ { (exit 1); exit 1; }; }
+ fi
+ fi
+fi
+echo "$as_me:$LINENO: result: yes" >&5
+echo "${ECHO_T}yes" >&6
+
+rm -f a.out a.exe conftest$ac_cv_exeext b.out
+ac_clean_files=$ac_clean_files_save
+# Check the compiler produces executables we can run. If not, either
+# the compiler is broken, or we cross compile.
+echo "$as_me:$LINENO: checking whether we are cross compiling" >&5
+echo $ECHO_N "checking whether we are cross compiling... $ECHO_C" >&6
+echo "$as_me:$LINENO: result: $cross_compiling" >&5
+echo "${ECHO_T}$cross_compiling" >&6
+
+echo "$as_me:$LINENO: checking for suffix of executables" >&5
+echo $ECHO_N "checking for suffix of executables... $ECHO_C" >&6
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+ (eval $ac_link) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; then
+ # If both `conftest.exe' and `conftest' are `present' (well, observable)
+# catch `conftest.exe'. For instance with Cygwin, `ls conftest' will
+# work properly (i.e., refer to `conftest.exe'), while it won't with
+# `rm'.
+for ac_file in conftest.exe conftest conftest.*; do
+ test -f "$ac_file" || continue
+ case $ac_file in
+ *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.o | *.obj ) ;;
+ *.* ) ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'`
+ export ac_cv_exeext
+ break;;
+ * ) break;;
+ esac
+done
+else
+ { { echo "$as_me:$LINENO: error: cannot compute suffix of executables: cannot compile and link
+See \`config.log' for more details." >&5
+echo "$as_me: error: cannot compute suffix of executables: cannot compile and link
+See \`config.log' for more details." >&2;}
+ { (exit 1); exit 1; }; }
+fi
+
+rm -f conftest$ac_cv_exeext
+echo "$as_me:$LINENO: result: $ac_cv_exeext" >&5
+echo "${ECHO_T}$ac_cv_exeext" >&6
+
+rm -f conftest.$ac_ext
+EXEEXT=$ac_cv_exeext
+ac_exeext=$EXEEXT
+echo "$as_me:$LINENO: checking for suffix of object files" >&5
+echo $ECHO_N "checking for suffix of object files... $ECHO_C" >&6
+if test "${ac_cv_objext+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+int
+main ()
+{
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.o conftest.obj
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; then
+ for ac_file in `(ls conftest.o conftest.obj; ls conftest.*) 2>/dev/null`; do
+ case $ac_file in
+ *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg ) ;;
+ *) ac_cv_objext=`expr "$ac_file" : '.*\.\(.*\)'`
+ break;;
+ esac
+done
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+{ { echo "$as_me:$LINENO: error: cannot compute suffix of object files: cannot compile
+See \`config.log' for more details." >&5
+echo "$as_me: error: cannot compute suffix of object files: cannot compile
+See \`config.log' for more details." >&2;}
+ { (exit 1); exit 1; }; }
+fi
+
+rm -f conftest.$ac_cv_objext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: $ac_cv_objext" >&5
+echo "${ECHO_T}$ac_cv_objext" >&6
+OBJEXT=$ac_cv_objext
+ac_objext=$OBJEXT
+echo "$as_me:$LINENO: checking whether we are using the GNU C compiler" >&5
+echo $ECHO_N "checking whether we are using the GNU C compiler... $ECHO_C" >&6
+if test "${ac_cv_c_compiler_gnu+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+int
+main ()
+{
+#ifndef __GNUC__
+ choke me
+#endif
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ ac_compiler_gnu=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_compiler_gnu=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+ac_cv_c_compiler_gnu=$ac_compiler_gnu
+
+fi
+echo "$as_me:$LINENO: result: $ac_cv_c_compiler_gnu" >&5
+echo "${ECHO_T}$ac_cv_c_compiler_gnu" >&6
+GCC=`test $ac_compiler_gnu = yes && echo yes`
+ac_test_CFLAGS=${CFLAGS+set}
+ac_save_CFLAGS=$CFLAGS
+CFLAGS="-g"
+echo "$as_me:$LINENO: checking whether $CC accepts -g" >&5
+echo $ECHO_N "checking whether $CC accepts -g... $ECHO_C" >&6
+if test "${ac_cv_prog_cc_g+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+int
+main ()
+{
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ ac_cv_prog_cc_g=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_prog_cc_g=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: $ac_cv_prog_cc_g" >&5
+echo "${ECHO_T}$ac_cv_prog_cc_g" >&6
+if test "$ac_test_CFLAGS" = set; then
+ CFLAGS=$ac_save_CFLAGS
+elif test $ac_cv_prog_cc_g = yes; then
+ if test "$GCC" = yes; then
+ CFLAGS="-g -O2"
+ else
+ CFLAGS="-g"
+ fi
+else
+ if test "$GCC" = yes; then
+ CFLAGS="-O2"
+ else
+ CFLAGS=
+ fi
+fi
+echo "$as_me:$LINENO: checking for $CC option to accept ANSI C" >&5
+echo $ECHO_N "checking for $CC option to accept ANSI C... $ECHO_C" >&6
+if test "${ac_cv_prog_cc_stdc+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ ac_cv_prog_cc_stdc=no
+ac_save_CC=$CC
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+#include <stdarg.h>
+#include <stdio.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+/* Most of the following tests are stolen from RCS 5.7's src/conf.sh. */
+struct buf { int x; };
+FILE * (*rcsopen) (struct buf *, struct stat *, int);
+static char *e (p, i)
+ char **p;
+ int i;
+{
+ return p[i];
+}
+static char *f (char * (*g) (char **, int), char **p, ...)
+{
+ char *s;
+ va_list v;
+ va_start (v,p);
+ s = g (p, va_arg (v,int));
+ va_end (v);
+ return s;
+}
+
+/* OSF 4.0 Compaq cc is some sort of almost-ANSI by default. It has
+ function prototypes and stuff, but not '\xHH' hex character constants.
+ These don't provoke an error unfortunately, instead are silently treated
+ as 'x'. The following induces an error, until -std1 is added to get
+ proper ANSI mode. Curiously '\x00'!='x' always comes out true, for an
+ array size at least. It's necessary to write '\x00'==0 to get something
+ that's true only with -std1. */
+int osf4_cc_array ['\x00' == 0 ? 1 : -1];
+
+int test (int i, double x);
+struct s1 {int (*f) (int a);};
+struct s2 {int (*f) (double a);};
+int pairnames (int, char **, FILE *(*)(struct buf *, struct stat *, int), int, int);
+int argc;
+char **argv;
+int
+main ()
+{
+return f (e, argv, 0) != argv[0] || f (e, argv, 1) != argv[1];
+ ;
+ return 0;
+}
+_ACEOF
+# Don't try gcc -ansi; that turns off useful extensions and
+# breaks some systems' header files.
+# AIX -qlanglvl=ansi
+# Ultrix and OSF/1 -std1
+# HP-UX 10.20 and later -Ae
+# HP-UX older versions -Aa -D_HPUX_SOURCE
+# SVR4 -Xc -D__EXTENSIONS__
+for ac_arg in "" -qlanglvl=ansi -std1 -Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__"
+do
+ CC="$ac_save_CC $ac_arg"
+ rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ ac_cv_prog_cc_stdc=$ac_arg
+break
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+fi
+rm -f conftest.err conftest.$ac_objext
+done
+rm -f conftest.$ac_ext conftest.$ac_objext
+CC=$ac_save_CC
+
+fi
+
+case "x$ac_cv_prog_cc_stdc" in
+ x|xno)
+ echo "$as_me:$LINENO: result: none needed" >&5
+echo "${ECHO_T}none needed" >&6 ;;
+ *)
+ echo "$as_me:$LINENO: result: $ac_cv_prog_cc_stdc" >&5
+echo "${ECHO_T}$ac_cv_prog_cc_stdc" >&6
+ CC="$CC $ac_cv_prog_cc_stdc" ;;
+esac
+
+# Some people use a C++ compiler to compile C. Since we use `exit',
+# in C++ we need to declare it. In case someone uses the same compiler
+# for both compiling C and C++ we need to have the C++ compiler decide
+# the declaration of exit, since it's the most demanding environment.
+cat >conftest.$ac_ext <<_ACEOF
+#ifndef __cplusplus
+ choke me
+#endif
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ for ac_declaration in \
+ '' \
+ 'extern "C" void std::exit (int) throw (); using std::exit;' \
+ 'extern "C" void std::exit (int); using std::exit;' \
+ 'extern "C" void exit (int) throw ();' \
+ 'extern "C" void exit (int);' \
+ 'void exit (int);'
+do
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+$ac_declaration
+#include <stdlib.h>
+int
+main ()
+{
+exit (42);
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ :
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+continue
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+$ac_declaration
+int
+main ()
+{
+exit (42);
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ break
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+done
+rm -f conftest*
+if test -n "$ac_declaration"; then
+ echo '#ifdef __cplusplus' >>confdefs.h
+ echo $ac_declaration >>confdefs.h
+ echo '#endif' >>confdefs.h
+fi
+
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+DEPDIR="${am__leading_dot}deps"
+
+ ac_config_commands="$ac_config_commands depfiles"
+
+
+am_make=${MAKE-make}
+cat > confinc << 'END'
+am__doit:
+ @echo done
+.PHONY: am__doit
+END
+# If we don't find an include directive, just comment out the code.
+echo "$as_me:$LINENO: checking for style of include used by $am_make" >&5
+echo $ECHO_N "checking for style of include used by $am_make... $ECHO_C" >&6
+am__include="#"
+am__quote=
+_am_result=none
+# First try GNU make style include.
+echo "include confinc" > confmf
+# We grep out `Entering directory' and `Leaving directory'
+# messages which can occur if `w' ends up in MAKEFLAGS.
+# In particular we don't look at `^make:' because GNU make might
+# be invoked under some other name (usually "gmake"), in which
+# case it prints its new name instead of `make'.
+if test "`$am_make -s -f confmf 2> /dev/null | grep -v 'ing directory'`" = "done"; then
+ am__include=include
+ am__quote=
+ _am_result=GNU
+fi
+# Now try BSD make style include.
+if test "$am__include" = "#"; then
+ echo '.include "confinc"' > confmf
+ if test "`$am_make -s -f confmf 2> /dev/null`" = "done"; then
+ am__include=.include
+ am__quote="\""
+ _am_result=BSD
+ fi
+fi
+
+
+echo "$as_me:$LINENO: result: $_am_result" >&5
+echo "${ECHO_T}$_am_result" >&6
+rm -f confinc confmf
+
+# Check whether --enable-dependency-tracking or --disable-dependency-tracking was given.
+if test "${enable_dependency_tracking+set}" = set; then
+ enableval="$enable_dependency_tracking"
+
+fi;
+if test "x$enable_dependency_tracking" != xno; then
+ am_depcomp="$ac_aux_dir/depcomp"
+ AMDEPBACKSLASH='\'
+fi
+
+
+if test "x$enable_dependency_tracking" != xno; then
+ AMDEP_TRUE=
+ AMDEP_FALSE='#'
+else
+ AMDEP_TRUE='#'
+ AMDEP_FALSE=
+fi
+
+
+
+
+depcc="$CC" am_compiler_list=
+
+echo "$as_me:$LINENO: checking dependency style of $depcc" >&5
+echo $ECHO_N "checking dependency style of $depcc... $ECHO_C" >&6
+if test "${am_cv_CC_dependencies_compiler_type+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ if test -z "$AMDEP_TRUE" && test -f "$am_depcomp"; then
+ # We make a subdir and do the tests there. Otherwise we can end up
+ # making bogus files that we don't know about and never remove. For
+ # instance it was reported that on HP-UX the gcc test will end up
+ # making a dummy file named `D' -- because `-MD' means `put the output
+ # in D'.
+ mkdir conftest.dir
+ # Copy depcomp to subdir because otherwise we won't find it if we're
+ # using a relative directory.
+ cp "$am_depcomp" conftest.dir
+ cd conftest.dir
+ # We will build objects and dependencies in a subdirectory because
+ # it helps to detect inapplicable dependency modes. For instance
+ # both Tru64's cc and ICC support -MD to output dependencies as a
+ # side effect of compilation, but ICC will put the dependencies in
+ # the current directory while Tru64 will put them in the object
+ # directory.
+ mkdir sub
+
+ am_cv_CC_dependencies_compiler_type=none
+ if test "$am_compiler_list" = ""; then
+ am_compiler_list=`sed -n 's/^#*\([a-zA-Z0-9]*\))$/\1/p' < ./depcomp`
+ fi
+ for depmode in $am_compiler_list; do
+ # Setup a source with many dependencies, because some compilers
+ # like to wrap large dependency lists on column 80 (with \), and
+ # we should not choose a depcomp mode which is confused by this.
+ #
+ # We need to recreate these files for each test, as the compiler may
+ # overwrite some of them when testing with obscure command lines.
+ # This happens at least with the AIX C compiler.
+ : > sub/conftest.c
+ for i in 1 2 3 4 5 6; do
+ echo '#include "conftst'$i'.h"' >> sub/conftest.c
+ # Using `: > sub/conftst$i.h' creates only sub/conftst1.h with
+ # Solaris 8's {/usr,}/bin/sh.
+ touch sub/conftst$i.h
+ done
+ echo "${am__include} ${am__quote}sub/conftest.Po${am__quote}" > confmf
+
+ case $depmode in
+ nosideeffect)
+ # after this tag, mechanisms are not by side-effect, so they'll
+ # only be used when explicitly requested
+ if test "x$enable_dependency_tracking" = xyes; then
+ continue
+ else
+ break
+ fi
+ ;;
+ none) break ;;
+ esac
+ # We check with `-c' and `-o' for the sake of the "dashmstdout"
+ # mode. It turns out that the SunPro C++ compiler does not properly
+ # handle `-M -o', and we need to detect this.
+ if depmode=$depmode \
+ source=sub/conftest.c object=sub/conftest.${OBJEXT-o} \
+ depfile=sub/conftest.Po tmpdepfile=sub/conftest.TPo \
+ $SHELL ./depcomp $depcc -c -o sub/conftest.${OBJEXT-o} sub/conftest.c \
+ >/dev/null 2>conftest.err &&
+ grep sub/conftst6.h sub/conftest.Po > /dev/null 2>&1 &&
+ grep sub/conftest.${OBJEXT-o} sub/conftest.Po > /dev/null 2>&1 &&
+ ${MAKE-make} -s -f confmf > /dev/null 2>&1; then
+ # icc doesn't choke on unknown options, it will just issue warnings
+ # or remarks (even with -Werror). So we grep stderr for any message
+ # that says an option was ignored or not supported.
+ # When given -MP, icc 7.0 and 7.1 complain thusly:
+ # icc: Command line warning: ignoring option '-M'; no argument required
+ # The diagnosis changed in icc 8.0:
+ # icc: Command line remark: option '-MP' not supported
+ if (grep 'ignoring option' conftest.err ||
+ grep 'not supported' conftest.err) >/dev/null 2>&1; then :; else
+ am_cv_CC_dependencies_compiler_type=$depmode
+ break
+ fi
+ fi
+ done
+
+ cd ..
+ rm -rf conftest.dir
+else
+ am_cv_CC_dependencies_compiler_type=none
+fi
+
+fi
+echo "$as_me:$LINENO: result: $am_cv_CC_dependencies_compiler_type" >&5
+echo "${ECHO_T}$am_cv_CC_dependencies_compiler_type" >&6
+CCDEPMODE=depmode=$am_cv_CC_dependencies_compiler_type
+
+
+
+if
+ test "x$enable_dependency_tracking" != xno \
+ && test "$am_cv_CC_dependencies_compiler_type" = gcc3; then
+ am__fastdepCC_TRUE=
+ am__fastdepCC_FALSE='#'
+else
+ am__fastdepCC_TRUE='#'
+ am__fastdepCC_FALSE=
+fi
+
+
+
+
+
+
+# By default we simply use the C compiler to build assembly code.
+
+test "${CCAS+set}" = set || CCAS=$CC
+test "${CCASFLAGS+set}" = set || CCASFLAGS=$CFLAGS
+
+
+
+if test "x$CC" != xcc; then
+ echo "$as_me:$LINENO: checking whether $CC and cc understand -c and -o together" >&5
+echo $ECHO_N "checking whether $CC and cc understand -c and -o together... $ECHO_C" >&6
+else
+ echo "$as_me:$LINENO: checking whether cc understands -c and -o together" >&5
+echo $ECHO_N "checking whether cc understands -c and -o together... $ECHO_C" >&6
+fi
+set dummy $CC; ac_cc=`echo $2 |
+ sed 's/[^a-zA-Z0-9_]/_/g;s/^[0-9]/_/'`
+if eval "test \"\${ac_cv_prog_cc_${ac_cc}_c_o+set}\" = set"; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+int
+main ()
+{
+
+ ;
+ return 0;
+}
+_ACEOF
+# Make sure it works both with $CC and with simple cc.
+# We do the test twice because some compilers refuse to overwrite an
+# existing .o file with -o, though they will create one.
+ac_try='$CC -c conftest.$ac_ext -o conftest.$ac_objext >&5'
+if { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ test -f conftest.$ac_objext && { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); };
+then
+ eval ac_cv_prog_cc_${ac_cc}_c_o=yes
+ if test "x$CC" != xcc; then
+ # Test first that cc exists at all.
+ if { ac_try='cc -c conftest.$ac_ext >&5'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ ac_try='cc -c conftest.$ac_ext -o conftest.$ac_objext >&5'
+ if { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ test -f conftest.$ac_objext && { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); };
+ then
+ # cc works too.
+ :
+ else
+ # cc exists but doesn't like -o.
+ eval ac_cv_prog_cc_${ac_cc}_c_o=no
+ fi
+ fi
+ fi
+else
+ eval ac_cv_prog_cc_${ac_cc}_c_o=no
+fi
+rm -f conftest*
+
+fi
+if eval "test \"`echo '$ac_cv_prog_cc_'${ac_cc}_c_o`\" = yes"; then
+ echo "$as_me:$LINENO: result: yes" >&5
+echo "${ECHO_T}yes" >&6
+else
+ echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
+
+cat >>confdefs.h <<\_ACEOF
+#define NO_MINUS_C_MINUS_O 1
+_ACEOF
+
+fi
+
+# FIXME: we rely on the cache variable name because
+# there is no other way.
+set dummy $CC
+ac_cc=`echo $2 | sed 's/[^a-zA-Z0-9_]/_/g;s/^[0-9]/_/'`
+if eval "test \"`echo '$ac_cv_prog_cc_'${ac_cc}_c_o`\" != yes"; then
+ # Losing compiler, so override with the script.
+ # FIXME: It is wrong to rewrite CC.
+ # But if we don't then we get into trouble of one sort or another.
+ # A longer-term fix would be to have automake use am__CC in this case,
+ # and then we could set am__CC="\$(top_srcdir)/compile \$(CC)"
+ CC="$am_aux_dir/compile $CC"
+fi
+
+# Check whether --enable-shared or --disable-shared was given.
+if test "${enable_shared+set}" = set; then
+ enableval="$enable_shared"
+ p=${PACKAGE-default}
+case $enableval in
+yes) enable_shared=yes ;;
+no) enable_shared=no ;;
+*)
+ enable_shared=no
+ # Look at the argument we got. We use all the common list separators.
+ IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:,"
+ for pkg in $enableval; do
+ if test "X$pkg" = "X$p"; then
+ enable_shared=yes
+ fi
+ done
+ IFS="$ac_save_ifs"
+ ;;
+esac
+else
+ enable_shared=yes
+fi;
+# Check whether --enable-static or --disable-static was given.
+if test "${enable_static+set}" = set; then
+ enableval="$enable_static"
+ p=${PACKAGE-default}
+case $enableval in
+yes) enable_static=yes ;;
+no) enable_static=no ;;
+*)
+ enable_static=no
+ # Look at the argument we got. We use all the common list separators.
+ IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:,"
+ for pkg in $enableval; do
+ if test "X$pkg" = "X$p"; then
+ enable_static=yes
+ fi
+ done
+ IFS="$ac_save_ifs"
+ ;;
+esac
+else
+ enable_static=yes
+fi;
+# Check whether --enable-fast-install or --disable-fast-install was given.
+if test "${enable_fast_install+set}" = set; then
+ enableval="$enable_fast_install"
+ p=${PACKAGE-default}
+case $enableval in
+yes) enable_fast_install=yes ;;
+no) enable_fast_install=no ;;
+*)
+ enable_fast_install=no
+ # Look at the argument we got. We use all the common list separators.
+ IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:,"
+ for pkg in $enableval; do
+ if test "X$pkg" = "X$p"; then
+ enable_fast_install=yes
+ fi
+ done
+ IFS="$ac_save_ifs"
+ ;;
+esac
+else
+ enable_fast_install=yes
+fi;
+
+# Check whether --with-gnu-ld or --without-gnu-ld was given.
+if test "${with_gnu_ld+set}" = set; then
+ withval="$with_gnu_ld"
+ test "$withval" = no || with_gnu_ld=yes
+else
+ with_gnu_ld=no
+fi;
+ac_prog=ld
+if test "$GCC" = yes; then
+ # Check if gcc -print-prog-name=ld gives a path.
+ echo "$as_me:$LINENO: checking for ld used by GCC" >&5
+echo $ECHO_N "checking for ld used by GCC... $ECHO_C" >&6
+ case $host in
+ *-*-mingw*)
+ # gcc leaves a trailing carriage return which upsets mingw
+ ac_prog=`($CC -print-prog-name=ld) 2>&5 | tr -d '\015'` ;;
+ *)
+ ac_prog=`($CC -print-prog-name=ld) 2>&5` ;;
+ esac
+ case $ac_prog in
+ # Accept absolute paths.
+ [\\/]* | [A-Za-z]:[\\/]*)
+ re_direlt='/[^/][^/]*/\.\./'
+ # Canonicalize the path of ld
+ ac_prog=`echo $ac_prog| sed 's%\\\\%/%g'`
+ while echo $ac_prog | grep "$re_direlt" > /dev/null 2>&1; do
+ ac_prog=`echo $ac_prog| sed "s%$re_direlt%/%"`
+ done
+ test -z "$LD" && LD="$ac_prog"
+ ;;
+ "")
+ # If it fails, then pretend we aren't using GCC.
+ ac_prog=ld
+ ;;
+ *)
+ # If it is relative, then search for the first ld in PATH.
+ with_gnu_ld=unknown
+ ;;
+ esac
+elif test "$with_gnu_ld" = yes; then
+ echo "$as_me:$LINENO: checking for GNU ld" >&5
+echo $ECHO_N "checking for GNU ld... $ECHO_C" >&6
+else
+ echo "$as_me:$LINENO: checking for non-GNU ld" >&5
+echo $ECHO_N "checking for non-GNU ld... $ECHO_C" >&6
+fi
+if test "${lt_cv_path_LD+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ if test -z "$LD"; then
+ IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR-:}"
+ for ac_dir in $PATH; do
+ test -z "$ac_dir" && ac_dir=.
+ if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
+ lt_cv_path_LD="$ac_dir/$ac_prog"
+ # Check to see if the program is GNU ld. I'd rather use --version,
+ # but apparently some GNU ld's only accept -v.
+ # Break only if it was the GNU/non-GNU ld that we prefer.
+ if "$lt_cv_path_LD" -v 2>&1 < /dev/null | egrep '(GNU|with BFD)' > /dev/null; then
+ test "$with_gnu_ld" != no && break
+ else
+ test "$with_gnu_ld" != yes && break
+ fi
+ fi
+ done
+ IFS="$ac_save_ifs"
+else
+ lt_cv_path_LD="$LD" # Let the user override the test with a path.
+fi
+fi
+
+LD="$lt_cv_path_LD"
+if test -n "$LD"; then
+ echo "$as_me:$LINENO: result: $LD" >&5
+echo "${ECHO_T}$LD" >&6
+else
+ echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+test -z "$LD" && { { echo "$as_me:$LINENO: error: no acceptable ld found in \$PATH" >&5
+echo "$as_me: error: no acceptable ld found in \$PATH" >&2;}
+ { (exit 1); exit 1; }; }
+echo "$as_me:$LINENO: checking if the linker ($LD) is GNU ld" >&5
+echo $ECHO_N "checking if the linker ($LD) is GNU ld... $ECHO_C" >&6
+if test "${lt_cv_prog_gnu_ld+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ # I'd rather use --version here, but apparently some GNU ld's only accept -v.
+if $LD -v 2>&1 </dev/null | egrep '(GNU|with BFD)' 1>&5; then
+ lt_cv_prog_gnu_ld=yes
+else
+ lt_cv_prog_gnu_ld=no
+fi
+fi
+echo "$as_me:$LINENO: result: $lt_cv_prog_gnu_ld" >&5
+echo "${ECHO_T}$lt_cv_prog_gnu_ld" >&6
+with_gnu_ld=$lt_cv_prog_gnu_ld
+
+
+echo "$as_me:$LINENO: checking for $LD option to reload object files" >&5
+echo $ECHO_N "checking for $LD option to reload object files... $ECHO_C" >&6
+if test "${lt_cv_ld_reload_flag+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ lt_cv_ld_reload_flag='-r'
+fi
+echo "$as_me:$LINENO: result: $lt_cv_ld_reload_flag" >&5
+echo "${ECHO_T}$lt_cv_ld_reload_flag" >&6
+reload_flag=$lt_cv_ld_reload_flag
+test -n "$reload_flag" && reload_flag=" $reload_flag"
+
+echo "$as_me:$LINENO: checking for BSD-compatible nm" >&5
+echo $ECHO_N "checking for BSD-compatible nm... $ECHO_C" >&6
+if test "${lt_cv_path_NM+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ if test -n "$NM"; then
+ # Let the user override the test.
+ lt_cv_path_NM="$NM"
+else
+ IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR-:}"
+ for ac_dir in $PATH /usr/ccs/bin /usr/ucb /bin; do
+ test -z "$ac_dir" && ac_dir=.
+ tmp_nm=$ac_dir/${ac_tool_prefix}nm
+ if test -f $tmp_nm || test -f $tmp_nm$ac_exeext ; then
+ # Check to see if the nm accepts a BSD-compat flag.
+ # Adding the `sed 1q' prevents false positives on HP-UX, which says:
+ # nm: unknown option "B" ignored
+ # Tru64's nm complains that /dev/null is an invalid object file
+ if ($tmp_nm -B /dev/null 2>&1 | sed '1q'; exit 0) | egrep '(/dev/null|Invalid file or object type)' >/dev/null; then
+ lt_cv_path_NM="$tmp_nm -B"
+ break
+ elif ($tmp_nm -p /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then
+ lt_cv_path_NM="$tmp_nm -p"
+ break
+ else
+ lt_cv_path_NM=${lt_cv_path_NM="$tmp_nm"} # keep the first match, but
+ continue # so that we can try to find one that supports BSD flags
+ fi
+ fi
+ done
+ IFS="$ac_save_ifs"
+ test -z "$lt_cv_path_NM" && lt_cv_path_NM=nm
+fi
+fi
+
+NM="$lt_cv_path_NM"
+echo "$as_me:$LINENO: result: $NM" >&5
+echo "${ECHO_T}$NM" >&6
+
+echo "$as_me:$LINENO: checking whether ln -s works" >&5
+echo $ECHO_N "checking whether ln -s works... $ECHO_C" >&6
+LN_S=$as_ln_s
+if test "$LN_S" = "ln -s"; then
+ echo "$as_me:$LINENO: result: yes" >&5
+echo "${ECHO_T}yes" >&6
+else
+ echo "$as_me:$LINENO: result: no, using $LN_S" >&5
+echo "${ECHO_T}no, using $LN_S" >&6
+fi
+
+echo "$as_me:$LINENO: checking how to recognise dependant libraries" >&5
+echo $ECHO_N "checking how to recognise dependant libraries... $ECHO_C" >&6
+if test "${lt_cv_deplibs_check_method+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ lt_cv_file_magic_cmd='$MAGIC_CMD'
+lt_cv_file_magic_test_file=
+lt_cv_deplibs_check_method='unknown'
+# Need to set the preceding variable on all platforms that support
+# interlibrary dependencies.
+# 'none' -- dependencies not supported.
+# `unknown' -- same as none, but documents that we really don't know.
+# 'pass_all' -- all dependencies passed with no checks.
+# 'test_compile' -- check by making test program.
+# 'file_magic [regex]' -- check by looking for files in library path
+# which responds to the $file_magic_cmd with a given egrep regex.
+# If you have `file' or equivalent on your system and you're not sure
+# whether `pass_all' will *always* work, you probably want this one.
+
+case $host_os in
+aix*)
+ lt_cv_deplibs_check_method=pass_all
+ ;;
+
+beos*)
+ lt_cv_deplibs_check_method=pass_all
+ ;;
+
+bsdi4*)
+ lt_cv_deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [ML]SB (shared object|dynamic lib)'
+ lt_cv_file_magic_cmd='/usr/bin/file -L'
+ lt_cv_file_magic_test_file=/shlib/libc.so
+ ;;
+
+cygwin* | mingw* |pw32*)
+ lt_cv_deplibs_check_method='file_magic file format pei*-i386(.*architecture: i386)?'
+ lt_cv_file_magic_cmd='$OBJDUMP -f'
+ ;;
+
+darwin* | rhapsody*)
+ # this will be overwritten by pass_all, but leave it in just in case
+ lt_cv_deplibs_check_method='file_magic Mach-O dynamically linked shared library'
+ lt_cv_file_magic_cmd='/usr/bin/file -L'
+ case "$host_os" in
+ rhapsody* | darwin1.012)
+ lt_cv_file_magic_test_file='/System/Library/Frameworks/System.framework/System'
+ ;;
+ *) # Darwin 1.3 on
+ lt_cv_file_magic_test_file='/usr/lib/libSystem.dylib'
+ ;;
+ esac
+ lt_cv_deplibs_check_method=pass_all
+ ;;
+
+freebsd* | kfreebsd*-gnu)
+ if echo __ELF__ | $CC -E - | grep __ELF__ > /dev/null; then
+ case $host_cpu in
+ i*86 )
+ # Not sure whether the presence of OpenBSD here was a mistake.
+ # Let's accept both of them until this is cleared up.
+ lt_cv_deplibs_check_method='file_magic (FreeBSD|OpenBSD)/i[3-9]86 (compact )?demand paged shared library'
+ lt_cv_file_magic_cmd=/usr/bin/file
+ lt_cv_file_magic_test_file=`echo /usr/lib/libc.so.*`
+ ;;
+ esac
+ else
+ lt_cv_deplibs_check_method=pass_all
+ fi
+ ;;
+
+gnu*)
+ lt_cv_deplibs_check_method=pass_all
+ ;;
+
+hpux10.20*|hpux11*)
+ case $host_cpu in
+ hppa*)
+ lt_cv_deplibs_check_method='file_magic (s[0-9][0-9][0-9]|PA-RISC[0-9].[0-9]) shared library'
+ lt_cv_file_magic_cmd=/usr/bin/file
+ lt_cv_file_magic_test_file=/usr/lib/libc.sl
+ ;;
+ ia64*)
+ lt_cv_deplibs_check_method='file_magic (s[0-9][0-9][0-9]|ELF-[0-9][0-9]) shared object file - IA64'
+ lt_cv_file_magic_cmd=/usr/bin/file
+ lt_cv_file_magic_test_file=/usr/lib/hpux32/libc.so
+ ;;
+ esac
+ ;;
+
+irix5* | irix6*)
+ case $host_os in
+ irix5*)
+ # this will be overridden with pass_all, but let us keep it just in case
+ lt_cv_deplibs_check_method="file_magic ELF 32-bit MSB dynamic lib MIPS - version 1"
+ ;;
+ *)
+ case $LD in
+ *-32|*"-32 ") libmagic=32-bit;;
+ *-n32|*"-n32 ") libmagic=N32;;
+ *-64|*"-64 ") libmagic=64-bit;;
+ *) libmagic=never-match;;
+ esac
+ # this will be overridden with pass_all, but let us keep it just in case
+ lt_cv_deplibs_check_method="file_magic ELF ${libmagic} MSB mips-[1234] dynamic lib MIPS - version 1"
+ ;;
+ esac
+ lt_cv_file_magic_test_file=`echo /lib${libsuff}/libc.so*`
+ lt_cv_deplibs_check_method=pass_all
+ ;;
+
+# This must be Linux ELF.
+linux-gnu*)
+ lt_cv_deplibs_check_method=pass_all
+ ;;
+
+netbsd* | knetbsd*-gnu)
+ if echo __ELF__ | $CC -E - | grep __ELF__ > /dev/null; then
+ lt_cv_deplibs_check_method='match_pattern /lib[^/\.]+\.so\.[0-9]+\.[0-9]+$'
+ else
+ lt_cv_deplibs_check_method='match_pattern /lib[^/\.]+\.so$'
+ fi
+ ;;
+
+newsos6)
+ lt_cv_deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [ML]SB (executable|dynamic lib)'
+ lt_cv_file_magic_cmd=/usr/bin/file
+ lt_cv_file_magic_test_file=/usr/lib/libnls.so
+ ;;
+
+osf3* | osf4* | osf5*)
+ # this will be overridden with pass_all, but let us keep it just in case
+ lt_cv_deplibs_check_method='file_magic COFF format alpha shared library'
+ lt_cv_file_magic_test_file=/shlib/libc.so
+ lt_cv_deplibs_check_method=pass_all
+ ;;
+
+sco3.2v5*)
+ lt_cv_deplibs_check_method=pass_all
+ ;;
+
+solaris*)
+ lt_cv_deplibs_check_method=pass_all
+ lt_cv_file_magic_test_file=/lib/libc.so
+ ;;
+
+sysv5uw[78]* | sysv4*uw2*)
+ lt_cv_deplibs_check_method=pass_all
+ ;;
+
+sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
+ case $host_vendor in
+ ncr)
+ lt_cv_deplibs_check_method=pass_all
+ ;;
+ motorola)
+ lt_cv_deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [ML]SB (shared object|dynamic lib) M[0-9][0-9]* Version [0-9]'
+ lt_cv_file_magic_test_file=`echo /usr/lib/libc.so*`
+ ;;
+ esac
+ ;;
+esac
+
+fi
+echo "$as_me:$LINENO: result: $lt_cv_deplibs_check_method" >&5
+echo "${ECHO_T}$lt_cv_deplibs_check_method" >&6
+file_magic_cmd=$lt_cv_file_magic_cmd
+deplibs_check_method=$lt_cv_deplibs_check_method
+
+
+
+
+
+# Autoconf 2.13's AC_OBJEXT and AC_EXEEXT macros only works for C compilers!
+
+# find the maximum length of command line arguments
+echo "$as_me:$LINENO: checking the maximum length of command line arguments" >&5
+echo $ECHO_N "checking the maximum length of command line arguments... $ECHO_C" >&6
+if test "${lt_cv_sys_max_cmd_len+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ i=0
+ teststring="ABCD"
+
+ case $build_os in
+ msdosdjgpp*)
+ # On DJGPP, this test can blow up pretty badly due to problems in libc
+ # (any single argument exceeding 2000 bytes causes a buffer overrun
+ # during glob expansion). Even if it were fixed, the result of this
+ # check would be larger than it should be.
+ lt_cv_sys_max_cmd_len=12288; # 12K is about right
+ ;;
+
+ cygwin* | mingw*)
+ # On Win9x/ME, this test blows up -- it succeeds, but takes
+ # about 5 minutes as the teststring grows exponentially.
+ # Worse, since 9x/ME are not pre-emptively multitasking,
+ # you end up with a "frozen" computer, even though with patience
+ # the test eventually succeeds (with a max line length of 256k).
+ # Instead, let's just punt: use the minimum linelength reported by
+ # all of the supported platforms: 8192 (on NT/2K/XP).
+ lt_cv_sys_max_cmd_len=8192;
+ ;;
+
+ amigaos*)
+ # On AmigaOS with pdksh, this test takes hours, literally.
+ # So we just punt and use a minimum line length of 8192.
+ lt_cv_sys_max_cmd_len=8192;
+ ;;
+
+ netbsd* | freebsd* | openbsd* | darwin* | dragonfly*)
+ # This has been around since 386BSD, at least. Likely further.
+ if test -x /sbin/sysctl; then
+ lt_cv_sys_max_cmd_len=`/sbin/sysctl -n kern.argmax`
+ elif test -x /usr/sbin/sysctl; then
+ lt_cv_sys_max_cmd_len=`/usr/sbin/sysctl -n kern.argmax`
+ else
+ lt_cv_sys_max_cmd_len=65536 # usable default for *BSD
+ fi
+ # And add a safety zone
+ lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4`
+ lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3`
+ ;;
+ esac
+
+fi
+
+if test -n "$lt_cv_sys_max_cmd_len" ; then
+ echo "$as_me:$LINENO: result: $lt_cv_sys_max_cmd_len" >&5
+echo "${ECHO_T}$lt_cv_sys_max_cmd_len" >&6
+else
+ echo "$as_me:$LINENO: result: none" >&5
+echo "${ECHO_T}none" >&6
+fi
+
+
+# Only perform the check for file, if the check method requires it
+case $deplibs_check_method in
+file_magic*)
+ if test "$file_magic_cmd" = '$MAGIC_CMD'; then
+ echo "$as_me:$LINENO: checking for ${ac_tool_prefix}file" >&5
+echo $ECHO_N "checking for ${ac_tool_prefix}file... $ECHO_C" >&6
+if test "${lt_cv_path_MAGIC_CMD+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ case $MAGIC_CMD in
+ /*)
+ lt_cv_path_MAGIC_CMD="$MAGIC_CMD" # Let the user override the test with a path.
+ ;;
+ ?:/*)
+ lt_cv_path_MAGIC_CMD="$MAGIC_CMD" # Let the user override the test with a dos path.
+ ;;
+ *)
+ ac_save_MAGIC_CMD="$MAGIC_CMD"
+ IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
+ ac_dummy="/usr/bin:$PATH"
+ for ac_dir in $ac_dummy; do
+ test -z "$ac_dir" && ac_dir=.
+ if test -f $ac_dir/${ac_tool_prefix}file; then
+ lt_cv_path_MAGIC_CMD="$ac_dir/${ac_tool_prefix}file"
+ if test -n "$file_magic_test_file"; then
+ case $deplibs_check_method in
+ "file_magic "*)
+ file_magic_regex="`expr \"$deplibs_check_method\" : \"file_magic \(.*\)\"`"
+ MAGIC_CMD="$lt_cv_path_MAGIC_CMD"
+ if eval $file_magic_cmd \$file_magic_test_file 2> /dev/null |
+ egrep "$file_magic_regex" > /dev/null; then
+ :
+ else
+ cat <<EOF 1>&2
+
+*** Warning: the command libtool uses to detect shared libraries,
+*** $file_magic_cmd, produces output that libtool cannot recognize.
+*** The result is that libtool may fail to recognize shared libraries
+*** as such. This will affect the creation of libtool libraries that
+*** depend on shared libraries, but programs linked with such libtool
+*** libraries will work regardless of this problem. Nevertheless, you
+*** may want to report the problem to your system manager and/or to
+*** bug-libtool at gnu.org
+
+EOF
+ fi ;;
+ esac
+ fi
+ break
+ fi
+ done
+ IFS="$ac_save_ifs"
+ MAGIC_CMD="$ac_save_MAGIC_CMD"
+ ;;
+esac
+fi
+
+MAGIC_CMD="$lt_cv_path_MAGIC_CMD"
+if test -n "$MAGIC_CMD"; then
+ echo "$as_me:$LINENO: result: $MAGIC_CMD" >&5
+echo "${ECHO_T}$MAGIC_CMD" >&6
+else
+ echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+if test -z "$lt_cv_path_MAGIC_CMD"; then
+ if test -n "$ac_tool_prefix"; then
+ echo "$as_me:$LINENO: checking for file" >&5
+echo $ECHO_N "checking for file... $ECHO_C" >&6
+if test "${lt_cv_path_MAGIC_CMD+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ case $MAGIC_CMD in
+ /*)
+ lt_cv_path_MAGIC_CMD="$MAGIC_CMD" # Let the user override the test with a path.
+ ;;
+ ?:/*)
+ lt_cv_path_MAGIC_CMD="$MAGIC_CMD" # Let the user override the test with a dos path.
+ ;;
+ *)
+ ac_save_MAGIC_CMD="$MAGIC_CMD"
+ IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
+ ac_dummy="/usr/bin:$PATH"
+ for ac_dir in $ac_dummy; do
+ test -z "$ac_dir" && ac_dir=.
+ if test -f $ac_dir/file; then
+ lt_cv_path_MAGIC_CMD="$ac_dir/file"
+ if test -n "$file_magic_test_file"; then
+ case $deplibs_check_method in
+ "file_magic "*)
+ file_magic_regex="`expr \"$deplibs_check_method\" : \"file_magic \(.*\)\"`"
+ MAGIC_CMD="$lt_cv_path_MAGIC_CMD"
+ if eval $file_magic_cmd \$file_magic_test_file 2> /dev/null |
+ egrep "$file_magic_regex" > /dev/null; then
+ :
+ else
+ cat <<EOF 1>&2
+
+*** Warning: the command libtool uses to detect shared libraries,
+*** $file_magic_cmd, produces output that libtool cannot recognize.
+*** The result is that libtool may fail to recognize shared libraries
+*** as such. This will affect the creation of libtool libraries that
+*** depend on shared libraries, but programs linked with such libtool
+*** libraries will work regardless of this problem. Nevertheless, you
+*** may want to report the problem to your system manager and/or to
+*** bug-libtool at gnu.org
+
+EOF
+ fi ;;
+ esac
+ fi
+ break
+ fi
+ done
+ IFS="$ac_save_ifs"
+ MAGIC_CMD="$ac_save_MAGIC_CMD"
+ ;;
+esac
+fi
+
+MAGIC_CMD="$lt_cv_path_MAGIC_CMD"
+if test -n "$MAGIC_CMD"; then
+ echo "$as_me:$LINENO: result: $MAGIC_CMD" >&5
+echo "${ECHO_T}$MAGIC_CMD" >&6
+else
+ echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+ else
+ MAGIC_CMD=:
+ fi
+fi
+
+ fi
+ ;;
+esac
+
+if test -n "$ac_tool_prefix"; then
+ # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
+set dummy ${ac_tool_prefix}ranlib; ac_word=$2
+echo "$as_me:$LINENO: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_prog_RANLIB+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ if test -n "$RANLIB"; then
+ ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+ ac_cv_prog_RANLIB="${ac_tool_prefix}ranlib"
+ echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+ break 2
+ fi
+done
+done
+
+fi
+fi
+RANLIB=$ac_cv_prog_RANLIB
+if test -n "$RANLIB"; then
+ echo "$as_me:$LINENO: result: $RANLIB" >&5
+echo "${ECHO_T}$RANLIB" >&6
+else
+ echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+fi
+if test -z "$ac_cv_prog_RANLIB"; then
+ ac_ct_RANLIB=$RANLIB
+ # Extract the first word of "ranlib", so it can be a program name with args.
+set dummy ranlib; ac_word=$2
+echo "$as_me:$LINENO: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_prog_ac_ct_RANLIB+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ if test -n "$ac_ct_RANLIB"; then
+ ac_cv_prog_ac_ct_RANLIB="$ac_ct_RANLIB" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+ ac_cv_prog_ac_ct_RANLIB="ranlib"
+ echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+ break 2
+ fi
+done
+done
+
+ test -z "$ac_cv_prog_ac_ct_RANLIB" && ac_cv_prog_ac_ct_RANLIB=":"
+fi
+fi
+ac_ct_RANLIB=$ac_cv_prog_ac_ct_RANLIB
+if test -n "$ac_ct_RANLIB"; then
+ echo "$as_me:$LINENO: result: $ac_ct_RANLIB" >&5
+echo "${ECHO_T}$ac_ct_RANLIB" >&6
+else
+ echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+ RANLIB=$ac_ct_RANLIB
+else
+ RANLIB="$ac_cv_prog_RANLIB"
+fi
+
+if test -n "$ac_tool_prefix"; then
+ # Extract the first word of "${ac_tool_prefix}strip", so it can be a program name with args.
+set dummy ${ac_tool_prefix}strip; ac_word=$2
+echo "$as_me:$LINENO: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_prog_STRIP+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ if test -n "$STRIP"; then
+ ac_cv_prog_STRIP="$STRIP" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+ ac_cv_prog_STRIP="${ac_tool_prefix}strip"
+ echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+ break 2
+ fi
+done
+done
+
+fi
+fi
+STRIP=$ac_cv_prog_STRIP
+if test -n "$STRIP"; then
+ echo "$as_me:$LINENO: result: $STRIP" >&5
+echo "${ECHO_T}$STRIP" >&6
+else
+ echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+fi
+if test -z "$ac_cv_prog_STRIP"; then
+ ac_ct_STRIP=$STRIP
+ # Extract the first word of "strip", so it can be a program name with args.
+set dummy strip; ac_word=$2
+echo "$as_me:$LINENO: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_prog_ac_ct_STRIP+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ if test -n "$ac_ct_STRIP"; then
+ ac_cv_prog_ac_ct_STRIP="$ac_ct_STRIP" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+ ac_cv_prog_ac_ct_STRIP="strip"
+ echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+ break 2
+ fi
+done
+done
+
+ test -z "$ac_cv_prog_ac_ct_STRIP" && ac_cv_prog_ac_ct_STRIP=":"
+fi
+fi
+ac_ct_STRIP=$ac_cv_prog_ac_ct_STRIP
+if test -n "$ac_ct_STRIP"; then
+ echo "$as_me:$LINENO: result: $ac_ct_STRIP" >&5
+echo "${ECHO_T}$ac_ct_STRIP" >&6
+else
+ echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+ STRIP=$ac_ct_STRIP
+else
+ STRIP="$ac_cv_prog_STRIP"
+fi
+
+
+# Check for any special flags to pass to ltconfig.
+libtool_flags="--cache-file=$cache_file"
+test "$enable_shared" = no && libtool_flags="$libtool_flags --disable-shared"
+test "$enable_static" = no && libtool_flags="$libtool_flags --disable-static"
+test "$enable_fast_install" = no && libtool_flags="$libtool_flags --disable-fast-install"
+test "$GCC" = yes && libtool_flags="$libtool_flags --with-gcc"
+test "$lt_cv_prog_gnu_ld" = yes && libtool_flags="$libtool_flags --with-gnu-ld"
+
+
+# Check whether --enable-libtool-lock or --disable-libtool-lock was given.
+if test "${enable_libtool_lock+set}" = set; then
+ enableval="$enable_libtool_lock"
+
+fi;
+test "x$enable_libtool_lock" = xno && libtool_flags="$libtool_flags --disable-lock"
+test x"$silent" = xyes && libtool_flags="$libtool_flags --silent"
+
+
+# Check whether --with-pic or --without-pic was given.
+if test "${with_pic+set}" = set; then
+ withval="$with_pic"
+ pic_mode="$withval"
+else
+ pic_mode=default
+fi;
+test x"$pic_mode" = xyes && libtool_flags="$libtool_flags --prefer-pic"
+test x"$pic_mode" = xno && libtool_flags="$libtool_flags --prefer-non-pic"
+
+# Some flags need to be propagated to the compiler or linker for good
+# libtool support.
+case $host in
+*-*-irix6*)
+ # Find out which ABI we are using.
+ echo '#line 3920 "configure"' > conftest.$ac_ext
+ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; then
+ if test "$lt_cv_prog_gnu_ld" = yes; then
+ case `/usr/bin/file conftest.$ac_objext` in
+ *32-bit*)
+ LD="${LD-ld} -melf32bsmip"
+ ;;
+ *N32*)
+ LD="${LD-ld} -melf32bmipn32"
+ ;;
+ *64-bit*)
+ LD="${LD-ld} -melf64bmip"
+ ;;
+ esac
+ else
+ case `/usr/bin/file conftest.$ac_objext` in
+ *32-bit*)
+ LD="${LD-ld} -32"
+ ;;
+ *N32*)
+ LD="${LD-ld} -n32"
+ ;;
+ *64-bit*)
+ LD="${LD-ld} -64"
+ ;;
+ esac
+ fi
+ fi
+ rm -rf conftest*
+ ;;
+
+ia64-*-hpux*)
+ # Find out which ABI we are using.
+ echo 'int i;' > conftest.$ac_ext
+ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; then
+ case "`/usr/bin/file conftest.o`" in
+ *ELF-32*)
+ HPUX_IA64_MODE="32"
+ ;;
+ *ELF-64*)
+ HPUX_IA64_MODE="64"
+ ;;
+ esac
+ fi
+ rm -rf conftest*
+ ;;
+
+x86_64-*linux*|ppc*-*linux*|powerpc*-*linux*|s390*-*linux*|sparc*-*linux*)
+ # Find out which ABI we are using.
+ echo 'int i;' > conftest.$ac_ext
+ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; then
+ case "`/usr/bin/file conftest.o`" in
+ *32-bit*)
+ case $host in
+ x86_64-*linux*)
+ LD="${LD-ld} -m elf_i386"
+ ;;
+ ppc64-*linux*|powerpc64-*linux*)
+ LD="${LD-ld} -m elf32ppclinux"
+ ;;
+ s390x-*linux*)
+ LD="${LD-ld} -m elf_s390"
+ ;;
+ sparc64-*linux*)
+ LD="${LD-ld} -m elf32_sparc"
+ ;;
+ esac
+ ;;
+ *64-bit*)
+ case $host in
+ x86_64-*linux*)
+ LD="${LD-ld} -m elf_x86_64"
+ ;;
+ ppc*-*linux*|powerpc*-*linux*)
+ LD="${LD-ld} -m elf64ppc"
+ ;;
+ s390*-*linux*)
+ LD="${LD-ld} -m elf64_s390"
+ ;;
+ sparc*-*linux*)
+ LD="${LD-ld} -m elf64_sparc"
+ ;;
+ esac
+ ;;
+ esac
+ fi
+ rm -rf conftest*
+ ;;
+
+*-*-sco3.2v5*)
+ # On SCO OpenServer 5, we need -belf to get full-featured binaries.
+ SAVE_CFLAGS="$CFLAGS"
+ CFLAGS="$CFLAGS -belf"
+ echo "$as_me:$LINENO: checking whether the C compiler needs -belf" >&5
+echo $ECHO_N "checking whether the C compiler needs -belf... $ECHO_C" >&6
+if test "${lt_cv_cc_needs_belf+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+
+ ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+int
+main ()
+{
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+ (eval $ac_link) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest$ac_exeext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ lt_cv_cc_needs_belf=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+lt_cv_cc_needs_belf=no
+fi
+rm -f conftest.err conftest.$ac_objext \
+ conftest$ac_exeext conftest.$ac_ext
+ ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+fi
+echo "$as_me:$LINENO: result: $lt_cv_cc_needs_belf" >&5
+echo "${ECHO_T}$lt_cv_cc_needs_belf" >&6
+ if test x"$lt_cv_cc_needs_belf" != x"yes"; then
+ # this is probably gcc 2.8.0, egcs 1.0 or newer; no need for -belf
+ CFLAGS="$SAVE_CFLAGS"
+ fi
+ ;;
+
+
+esac
+
+
+# Save cache, so that ltconfig can load it
+cat >confcache <<\_ACEOF
+# This file is a shell script that caches the results of configure
+# tests run on this system so they can be shared between configure
+# scripts and configure runs, see configure's option --config-cache.
+# It is not useful on other systems. If it contains results you don't
+# want to keep, you may remove or edit it.
+#
+# config.status only pays attention to the cache file if you give it
+# the --recheck option to rerun configure.
+#
+# `ac_cv_env_foo' variables (set or unset) will be overridden when
+# loading this file, other *unset* `ac_cv_foo' will be assigned the
+# following values.
+
+_ACEOF
+
+# The following way of writing the cache mishandles newlines in values,
+# but we know of no workaround that is simple, portable, and efficient.
+# So, don't put newlines in cache variables' values.
+# Ultrix sh set writes to stderr and can't be redirected directly,
+# and sets the high bit in the cache file unless we assign to the vars.
+{
+ (set) 2>&1 |
+ case `(ac_space=' '; set | grep ac_space) 2>&1` in
+ *ac_space=\ *)
+ # `set' does not quote correctly, so add quotes (double-quote
+ # substitution turns \\\\ into \\, and sed turns \\ into \).
+ sed -n \
+ "s/'/'\\\\''/g;
+ s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1='\\2'/p"
+ ;;
+ *)
+ # `set' quotes correctly as required by POSIX, so do not add quotes.
+ sed -n \
+ "s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1=\\2/p"
+ ;;
+ esac;
+} |
+ sed '
+ t clear
+ : clear
+ s/^\([^=]*\)=\(.*[{}].*\)$/test "${\1+set}" = set || &/
+ t end
+ /^ac_cv_env/!s/^\([^=]*\)=\(.*\)$/\1=${\1=\2}/
+ : end' >>confcache
+if diff $cache_file confcache >/dev/null 2>&1; then :; else
+ if test -w $cache_file; then
+ test "x$cache_file" != "x/dev/null" && echo "updating cache $cache_file"
+ cat confcache >$cache_file
+ else
+ echo "not updating unwritable cache $cache_file"
+ fi
+fi
+rm -f confcache
+
+# Actually configure libtool. ac_aux_dir is where install-sh is found.
+AR="$AR" LTCC="$CC" CC="$CC" CFLAGS="$CFLAGS" CPPFLAGS="$CPPFLAGS" \
+MAGIC_CMD="$MAGIC_CMD" LD="$LD" LDFLAGS="$LDFLAGS" LIBS="$LIBS" \
+LN_S="$LN_S" NM="$NM" RANLIB="$RANLIB" STRIP="$STRIP" \
+AS="$AS" DLLTOOL="$DLLTOOL" OBJDUMP="$OBJDUMP" \
+objext="$OBJEXT" exeext="$EXEEXT" reload_flag="$reload_flag" \
+deplibs_check_method="$deplibs_check_method" file_magic_cmd="$file_magic_cmd" \
+${CONFIG_SHELL-/bin/sh} $ac_aux_dir/ltconfig --no-reexec \
+$libtool_flags --no-verify --build="$build" $ac_aux_dir/ltmain.sh $host \
+|| { { echo "$as_me:$LINENO: error: libtool configure failed" >&5
+echo "$as_me: error: libtool configure failed" >&2;}
+ { (exit 1); exit 1; }; }
+
+# Reload cache, that may have been modified by ltconfig
+if test -r "$cache_file"; then
+ # Some versions of bash will fail to source /dev/null (special
+ # files actually), so we avoid doing that.
+ if test -f "$cache_file"; then
+ { echo "$as_me:$LINENO: loading cache $cache_file" >&5
+echo "$as_me: loading cache $cache_file" >&6;}
+ case $cache_file in
+ [\\/]* | ?:[\\/]* ) . $cache_file;;
+ *) . ./$cache_file;;
+ esac
+ fi
+else
+ { echo "$as_me:$LINENO: creating cache $cache_file" >&5
+echo "$as_me: creating cache $cache_file" >&6;}
+ >$cache_file
+fi
+
+
+# This can be used to rebuild libtool when needed
+LIBTOOL_DEPS="$ac_aux_dir/ltconfig $ac_aux_dir/ltmain.sh $ac_aux_dir/ltcf-c.sh"
+
+# Always use our own libtool.
+LIBTOOL='$(SHELL) $(top_builddir)/libtool'
+
+# Redirect the config.log output again, so that the ltconfig log is not
+# clobbered by the next message.
+exec 5>>./config.log
+
+
+
+
+
+
+
+echo "$as_me:$LINENO: checking whether to enable maintainer-specific portions of Makefiles" >&5
+echo $ECHO_N "checking whether to enable maintainer-specific portions of Makefiles... $ECHO_C" >&6
+ # Check whether --enable-maintainer-mode or --disable-maintainer-mode was given.
+if test "${enable_maintainer_mode+set}" = set; then
+ enableval="$enable_maintainer_mode"
+ USE_MAINTAINER_MODE=$enableval
+else
+ USE_MAINTAINER_MODE=no
+fi;
+ echo "$as_me:$LINENO: result: $USE_MAINTAINER_MODE" >&5
+echo "${ECHO_T}$USE_MAINTAINER_MODE" >&6
+
+
+if test $USE_MAINTAINER_MODE = yes; then
+ MAINTAINER_MODE_TRUE=
+ MAINTAINER_MODE_FALSE='#'
+else
+ MAINTAINER_MODE_TRUE='#'
+ MAINTAINER_MODE_FALSE=
+fi
+
+ MAINT=$MAINTAINER_MODE_TRUE
+
+
+
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+echo "$as_me:$LINENO: checking how to run the C preprocessor" >&5
+echo $ECHO_N "checking how to run the C preprocessor... $ECHO_C" >&6
+# On Suns, sometimes $CPP names a directory.
+if test -n "$CPP" && test -d "$CPP"; then
+ CPP=
+fi
+if test -z "$CPP"; then
+ if test "${ac_cv_prog_CPP+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ # Double quotes because CPP needs to be expanded
+ for CPP in "$CC -E" "$CC -E -traditional-cpp" "/lib/cpp"
+ do
+ ac_preproc_ok=false
+for ac_c_preproc_warn_flag in '' yes
+do
+ # Use a header file that comes with gcc, so configuring glibc
+ # with a fresh cross-compiler works.
+ # Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
+ # <limits.h> exists even on freestanding compilers.
+ # On the NeXT, cc -E runs the code through the compiler's parser,
+ # not just through cpp. "Syntax error" is here to catch this case.
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+#ifdef __STDC__
+# include <limits.h>
+#else
+# include <assert.h>
+#endif
+ Syntax error
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
+ (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } >/dev/null; then
+ if test -s conftest.err; then
+ ac_cpp_err=$ac_c_preproc_warn_flag
+ ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
+ else
+ ac_cpp_err=
+ fi
+else
+ ac_cpp_err=yes
+fi
+if test -z "$ac_cpp_err"; then
+ :
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ # Broken: fails on valid input.
+continue
+fi
+rm -f conftest.err conftest.$ac_ext
+
+ # OK, works on sane cases. Now check whether non-existent headers
+ # can be detected and how.
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+#include <ac_nonexistent.h>
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
+ (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } >/dev/null; then
+ if test -s conftest.err; then
+ ac_cpp_err=$ac_c_preproc_warn_flag
+ ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
+ else
+ ac_cpp_err=
+ fi
+else
+ ac_cpp_err=yes
+fi
+if test -z "$ac_cpp_err"; then
+ # Broken: success on invalid input.
+continue
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ # Passes both tests.
+ac_preproc_ok=:
+break
+fi
+rm -f conftest.err conftest.$ac_ext
+
+done
+# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
+rm -f conftest.err conftest.$ac_ext
+if $ac_preproc_ok; then
+ break
+fi
+
+ done
+ ac_cv_prog_CPP=$CPP
+
+fi
+ CPP=$ac_cv_prog_CPP
+else
+ ac_cv_prog_CPP=$CPP
+fi
+echo "$as_me:$LINENO: result: $CPP" >&5
+echo "${ECHO_T}$CPP" >&6
+ac_preproc_ok=false
+for ac_c_preproc_warn_flag in '' yes
+do
+ # Use a header file that comes with gcc, so configuring glibc
+ # with a fresh cross-compiler works.
+ # Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
+ # <limits.h> exists even on freestanding compilers.
+ # On the NeXT, cc -E runs the code through the compiler's parser,
+ # not just through cpp. "Syntax error" is here to catch this case.
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+#ifdef __STDC__
+# include <limits.h>
+#else
+# include <assert.h>
+#endif
+ Syntax error
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
+ (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } >/dev/null; then
+ if test -s conftest.err; then
+ ac_cpp_err=$ac_c_preproc_warn_flag
+ ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
+ else
+ ac_cpp_err=
+ fi
+else
+ ac_cpp_err=yes
+fi
+if test -z "$ac_cpp_err"; then
+ :
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ # Broken: fails on valid input.
+continue
+fi
+rm -f conftest.err conftest.$ac_ext
+
+ # OK, works on sane cases. Now check whether non-existent headers
+ # can be detected and how.
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+#include <ac_nonexistent.h>
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
+ (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } >/dev/null; then
+ if test -s conftest.err; then
+ ac_cpp_err=$ac_c_preproc_warn_flag
+ ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
+ else
+ ac_cpp_err=
+ fi
+else
+ ac_cpp_err=yes
+fi
+if test -z "$ac_cpp_err"; then
+ # Broken: success on invalid input.
+continue
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ # Passes both tests.
+ac_preproc_ok=:
+break
+fi
+rm -f conftest.err conftest.$ac_ext
+
+done
+# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
+rm -f conftest.err conftest.$ac_ext
+if $ac_preproc_ok; then
+ :
+else
+ { { echo "$as_me:$LINENO: error: C preprocessor \"$CPP\" fails sanity check
+See \`config.log' for more details." >&5
+echo "$as_me: error: C preprocessor \"$CPP\" fails sanity check
+See \`config.log' for more details." >&2;}
+ { (exit 1); exit 1; }; }
+fi
+
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+
+echo "$as_me:$LINENO: checking for egrep" >&5
+echo $ECHO_N "checking for egrep... $ECHO_C" >&6
+if test "${ac_cv_prog_egrep+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ if echo a | (grep -E '(a|b)') >/dev/null 2>&1
+ then ac_cv_prog_egrep='grep -E'
+ else ac_cv_prog_egrep='egrep'
+ fi
+fi
+echo "$as_me:$LINENO: result: $ac_cv_prog_egrep" >&5
+echo "${ECHO_T}$ac_cv_prog_egrep" >&6
+ EGREP=$ac_cv_prog_egrep
+
+
+echo "$as_me:$LINENO: checking for ANSI C header files" >&5
+echo $ECHO_N "checking for ANSI C header files... $ECHO_C" >&6
+if test "${ac_cv_header_stdc+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+#include <stdlib.h>
+#include <stdarg.h>
+#include <string.h>
+#include <float.h>
+
+int
+main ()
+{
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ ac_cv_header_stdc=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_header_stdc=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+
+if test $ac_cv_header_stdc = yes; then
+ # SunOS 4.x string.h does not declare mem*, contrary to ANSI.
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+#include <string.h>
+
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+ $EGREP "memchr" >/dev/null 2>&1; then
+ :
+else
+ ac_cv_header_stdc=no
+fi
+rm -f conftest*
+
+fi
+
+if test $ac_cv_header_stdc = yes; then
+ # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+#include <stdlib.h>
+
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+ $EGREP "free" >/dev/null 2>&1; then
+ :
+else
+ ac_cv_header_stdc=no
+fi
+rm -f conftest*
+
+fi
+
+if test $ac_cv_header_stdc = yes; then
+ # /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi.
+ if test "$cross_compiling" = yes; then
+ :
+else
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+#include <ctype.h>
+#if ((' ' & 0x0FF) == 0x020)
+# define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
+# define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c))
+#else
+# define ISLOWER(c) \
+ (('a' <= (c) && (c) <= 'i') \
+ || ('j' <= (c) && (c) <= 'r') \
+ || ('s' <= (c) && (c) <= 'z'))
+# define TOUPPER(c) (ISLOWER(c) ? ((c) | 0x40) : (c))
+#endif
+
+#define XOR(e, f) (((e) && !(f)) || (!(e) && (f)))
+int
+main ()
+{
+ int i;
+ for (i = 0; i < 256; i++)
+ if (XOR (islower (i), ISLOWER (i))
+ || toupper (i) != TOUPPER (i))
+ exit(2);
+ exit (0);
+}
+_ACEOF
+rm -f conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+ (eval $ac_link) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ :
+else
+ echo "$as_me: program exited with status $ac_status" >&5
+echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+( exit $ac_status )
+ac_cv_header_stdc=no
+fi
+rm -f core *.core gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+fi
+fi
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_stdc" >&5
+echo "${ECHO_T}$ac_cv_header_stdc" >&6
+if test $ac_cv_header_stdc = yes; then
+
+cat >>confdefs.h <<\_ACEOF
+#define STDC_HEADERS 1
+_ACEOF
+
+fi
+
+# On IRIX 5.3, sys/types and inttypes.h are conflicting.
+
+
+
+
+
+
+
+
+
+for ac_header in sys/types.h sys/stat.h stdlib.h string.h memory.h strings.h \
+ inttypes.h stdint.h unistd.h
+do
+as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
+echo "$as_me:$LINENO: checking for $ac_header" >&5
+echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
+if eval "test \"\${$as_ac_Header+set}\" = set"; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+$ac_includes_default
+
+#include <$ac_header>
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ eval "$as_ac_Header=yes"
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+eval "$as_ac_Header=no"
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5
+echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
+if test `eval echo '${'$as_ac_Header'}'` = yes; then
+ cat >>confdefs.h <<_ACEOF
+#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
+_ACEOF
+
+fi
+
+done
+
+
+
+for ac_header in sys/mman.h
+do
+as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
+if eval "test \"\${$as_ac_Header+set}\" = set"; then
+ echo "$as_me:$LINENO: checking for $ac_header" >&5
+echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
+if eval "test \"\${$as_ac_Header+set}\" = set"; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+fi
+echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5
+echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
+else
+ # Is the header compilable?
+echo "$as_me:$LINENO: checking $ac_header usability" >&5
+echo $ECHO_N "checking $ac_header usability... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+$ac_includes_default
+#include <$ac_header>
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ ac_header_compiler=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_header_compiler=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+echo "${ECHO_T}$ac_header_compiler" >&6
+
+# Is the header present?
+echo "$as_me:$LINENO: checking $ac_header presence" >&5
+echo $ECHO_N "checking $ac_header presence... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+#include <$ac_header>
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
+ (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } >/dev/null; then
+ if test -s conftest.err; then
+ ac_cpp_err=$ac_c_preproc_warn_flag
+ ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
+ else
+ ac_cpp_err=
+ fi
+else
+ ac_cpp_err=yes
+fi
+if test -z "$ac_cpp_err"; then
+ ac_header_preproc=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ ac_header_preproc=no
+fi
+rm -f conftest.err conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+echo "${ECHO_T}$ac_header_preproc" >&6
+
+# So? What about this header?
+case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in
+ yes:no: )
+ { echo "$as_me:$LINENO: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&5
+echo "$as_me: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&2;}
+ { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the compiler's result" >&5
+echo "$as_me: WARNING: $ac_header: proceeding with the compiler's result" >&2;}
+ ac_header_preproc=yes
+ ;;
+ no:yes:* )
+ { echo "$as_me:$LINENO: WARNING: $ac_header: present but cannot be compiled" >&5
+echo "$as_me: WARNING: $ac_header: present but cannot be compiled" >&2;}
+ { echo "$as_me:$LINENO: WARNING: $ac_header: check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: $ac_header: check for missing prerequisite headers?" >&2;}
+ { echo "$as_me:$LINENO: WARNING: $ac_header: see the Autoconf documentation" >&5
+echo "$as_me: WARNING: $ac_header: see the Autoconf documentation" >&2;}
+ { echo "$as_me:$LINENO: WARNING: $ac_header: section \"Present But Cannot Be Compiled\"" >&5
+echo "$as_me: WARNING: $ac_header: section \"Present But Cannot Be Compiled\"" >&2;}
+ { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: $ac_header: proceeding with the preprocessor's result" >&2;}
+ { echo "$as_me:$LINENO: WARNING: $ac_header: in the future, the compiler will take precedence" >&5
+echo "$as_me: WARNING: $ac_header: in the future, the compiler will take precedence" >&2;}
+ (
+ cat <<\_ASBOX
+## ------------------------------------------- ##
+## Report this to http://gcc.gnu.org/bugs.html ##
+## ------------------------------------------- ##
+_ASBOX
+ ) |
+ sed "s/^/$as_me: WARNING: /" >&2
+ ;;
+esac
+echo "$as_me:$LINENO: checking for $ac_header" >&5
+echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
+if eval "test \"\${$as_ac_Header+set}\" = set"; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ eval "$as_ac_Header=\$ac_header_preproc"
+fi
+echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5
+echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
+
+fi
+if test `eval echo '${'$as_ac_Header'}'` = yes; then
+ cat >>confdefs.h <<_ACEOF
+#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
+_ACEOF
+
+fi
+
+done
+
+
+for ac_func in mmap
+do
+as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
+echo "$as_me:$LINENO: checking for $ac_func" >&5
+echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6
+if eval "test \"\${$as_ac_var+set}\" = set"; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+/* Define $ac_func to an innocuous variant, in case <limits.h> declares $ac_func.
+ For example, HP-UX 11i <limits.h> declares gettimeofday. */
+#define $ac_func innocuous_$ac_func
+
+/* System header to define __stub macros and hopefully few prototypes,
+ which can conflict with char $ac_func (); below.
+ Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
+ <limits.h> exists even on freestanding compilers. */
+
+#ifdef __STDC__
+# include <limits.h>
+#else
+# include <assert.h>
+#endif
+
+#undef $ac_func
+
+/* Override any gcc2 internal prototype to avoid an error. */
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+/* We use char because int might match the return type of a gcc2
+ builtin and then its argument prototype would still apply. */
+char $ac_func ();
+/* The GNU C library defines this for functions which it implements
+ to always fail with ENOSYS. Some functions are actually named
+ something starting with __ and the normal name is an alias. */
+#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
+choke me
+#else
+char (*f) () = $ac_func;
+#endif
+#ifdef __cplusplus
+}
+#endif
+
+int
+main ()
+{
+return f != $ac_func;
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+ (eval $ac_link) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest$ac_exeext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ eval "$as_ac_var=yes"
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+eval "$as_ac_var=no"
+fi
+rm -f conftest.err conftest.$ac_objext \
+ conftest$ac_exeext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_var'}'`" >&5
+echo "${ECHO_T}`eval echo '${'$as_ac_var'}'`" >&6
+if test `eval echo '${'$as_ac_var'}'` = yes; then
+ cat >>confdefs.h <<_ACEOF
+#define `echo "HAVE_$ac_func" | $as_tr_cpp` 1
+_ACEOF
+
+fi
+done
+
+
+if test "${ac_cv_header_sys_mman_h+set}" = set; then
+ echo "$as_me:$LINENO: checking for sys/mman.h" >&5
+echo $ECHO_N "checking for sys/mman.h... $ECHO_C" >&6
+if test "${ac_cv_header_sys_mman_h+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_sys_mman_h" >&5
+echo "${ECHO_T}$ac_cv_header_sys_mman_h" >&6
+else
+ # Is the header compilable?
+echo "$as_me:$LINENO: checking sys/mman.h usability" >&5
+echo $ECHO_N "checking sys/mman.h usability... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+$ac_includes_default
+#include <sys/mman.h>
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ ac_header_compiler=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_header_compiler=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+echo "${ECHO_T}$ac_header_compiler" >&6
+
+# Is the header present?
+echo "$as_me:$LINENO: checking sys/mman.h presence" >&5
+echo $ECHO_N "checking sys/mman.h presence... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+#include <sys/mman.h>
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
+ (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } >/dev/null; then
+ if test -s conftest.err; then
+ ac_cpp_err=$ac_c_preproc_warn_flag
+ ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
+ else
+ ac_cpp_err=
+ fi
+else
+ ac_cpp_err=yes
+fi
+if test -z "$ac_cpp_err"; then
+ ac_header_preproc=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ ac_header_preproc=no
+fi
+rm -f conftest.err conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+echo "${ECHO_T}$ac_header_preproc" >&6
+
+# So? What about this header?
+case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in
+ yes:no: )
+ { echo "$as_me:$LINENO: WARNING: sys/mman.h: accepted by the compiler, rejected by the preprocessor!" >&5
+echo "$as_me: WARNING: sys/mman.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
+ { echo "$as_me:$LINENO: WARNING: sys/mman.h: proceeding with the compiler's result" >&5
+echo "$as_me: WARNING: sys/mman.h: proceeding with the compiler's result" >&2;}
+ ac_header_preproc=yes
+ ;;
+ no:yes:* )
+ { echo "$as_me:$LINENO: WARNING: sys/mman.h: present but cannot be compiled" >&5
+echo "$as_me: WARNING: sys/mman.h: present but cannot be compiled" >&2;}
+ { echo "$as_me:$LINENO: WARNING: sys/mman.h: check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: sys/mman.h: check for missing prerequisite headers?" >&2;}
+ { echo "$as_me:$LINENO: WARNING: sys/mman.h: see the Autoconf documentation" >&5
+echo "$as_me: WARNING: sys/mman.h: see the Autoconf documentation" >&2;}
+ { echo "$as_me:$LINENO: WARNING: sys/mman.h: section \"Present But Cannot Be Compiled\"" >&5
+echo "$as_me: WARNING: sys/mman.h: section \"Present But Cannot Be Compiled\"" >&2;}
+ { echo "$as_me:$LINENO: WARNING: sys/mman.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: sys/mman.h: proceeding with the preprocessor's result" >&2;}
+ { echo "$as_me:$LINENO: WARNING: sys/mman.h: in the future, the compiler will take precedence" >&5
+echo "$as_me: WARNING: sys/mman.h: in the future, the compiler will take precedence" >&2;}
+ (
+ cat <<\_ASBOX
+## ------------------------------------------- ##
+## Report this to http://gcc.gnu.org/bugs.html ##
+## ------------------------------------------- ##
+_ASBOX
+ ) |
+ sed "s/^/$as_me: WARNING: /" >&2
+ ;;
+esac
+echo "$as_me:$LINENO: checking for sys/mman.h" >&5
+echo $ECHO_N "checking for sys/mman.h... $ECHO_C" >&6
+if test "${ac_cv_header_sys_mman_h+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ ac_cv_header_sys_mman_h=$ac_header_preproc
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_sys_mman_h" >&5
+echo "${ECHO_T}$ac_cv_header_sys_mman_h" >&6
+
+fi
+if test $ac_cv_header_sys_mman_h = yes; then
+ libffi_header_sys_mman_h=yes
+else
+ libffi_header_sys_mman_h=no
+fi
+
+
+echo "$as_me:$LINENO: checking for mmap" >&5
+echo $ECHO_N "checking for mmap... $ECHO_C" >&6
+if test "${ac_cv_func_mmap+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+/* Define mmap to an innocuous variant, in case <limits.h> declares mmap.
+ For example, HP-UX 11i <limits.h> declares gettimeofday. */
+#define mmap innocuous_mmap
+
+/* System header to define __stub macros and hopefully few prototypes,
+ which can conflict with char mmap (); below.
+ Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
+ <limits.h> exists even on freestanding compilers. */
+
+#ifdef __STDC__
+# include <limits.h>
+#else
+# include <assert.h>
+#endif
+
+#undef mmap
+
+/* Override any gcc2 internal prototype to avoid an error. */
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+/* We use char because int might match the return type of a gcc2
+ builtin and then its argument prototype would still apply. */
+char mmap ();
+/* The GNU C library defines this for functions which it implements
+ to always fail with ENOSYS. Some functions are actually named
+ something starting with __ and the normal name is an alias. */
+#if defined (__stub_mmap) || defined (__stub___mmap)
+choke me
+#else
+char (*f) () = mmap;
+#endif
+#ifdef __cplusplus
+}
+#endif
+
+int
+main ()
+{
+return f != mmap;
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+ (eval $ac_link) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest$ac_exeext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ ac_cv_func_mmap=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_func_mmap=no
+fi
+rm -f conftest.err conftest.$ac_objext \
+ conftest$ac_exeext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: $ac_cv_func_mmap" >&5
+echo "${ECHO_T}$ac_cv_func_mmap" >&6
+if test $ac_cv_func_mmap = yes; then
+ libffi_func_mmap=yes
+else
+ libffi_func_mmap=no
+fi
+
+if test "$libffi_header_sys_mman_h" != yes \
+ || test "$libffi_func_mmap" != yes; then
+ ac_cv_func_mmap_file=no
+ ac_cv_func_mmap_dev_zero=no
+ ac_cv_func_mmap_anon=no
+else
+ echo "$as_me:$LINENO: checking whether read-only mmap of a plain file works" >&5
+echo $ECHO_N "checking whether read-only mmap of a plain file works... $ECHO_C" >&6
+if test "${ac_cv_func_mmap_file+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ # Add a system to this blacklist if
+ # mmap(0, stat_size, PROT_READ, MAP_PRIVATE, fd, 0) doesn't return a
+ # memory area containing the same data that you'd get if you applied
+ # read() to the same fd. The only system known to have a problem here
+ # is VMS, where text files have record structure.
+ case "$host_os" in
+ vms* | ultrix*)
+ ac_cv_func_mmap_file=no ;;
+ *)
+ ac_cv_func_mmap_file=yes;;
+ esac
+fi
+echo "$as_me:$LINENO: result: $ac_cv_func_mmap_file" >&5
+echo "${ECHO_T}$ac_cv_func_mmap_file" >&6
+ echo "$as_me:$LINENO: checking whether mmap from /dev/zero works" >&5
+echo $ECHO_N "checking whether mmap from /dev/zero works... $ECHO_C" >&6
+if test "${ac_cv_func_mmap_dev_zero+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ # Add a system to this blacklist if it has mmap() but /dev/zero
+ # does not exist, or if mmapping /dev/zero does not give anonymous
+ # zeroed pages with both the following properties:
+ # 1. If you map N consecutive pages in with one call, and then
+ # unmap any subset of those pages, the pages that were not
+ # explicitly unmapped remain accessible.
+ # 2. If you map two adjacent blocks of memory and then unmap them
+ # both at once, they must both go away.
+ # Systems known to be in this category are Windows (all variants),
+ # VMS, and Darwin.
+ case "$host_os" in
+ vms* | cygwin* | pe | mingw* | darwin* | ultrix* | hpux10* | hpux11.00)
+ ac_cv_func_mmap_dev_zero=no ;;
+ *)
+ ac_cv_func_mmap_dev_zero=yes;;
+ esac
+fi
+echo "$as_me:$LINENO: result: $ac_cv_func_mmap_dev_zero" >&5
+echo "${ECHO_T}$ac_cv_func_mmap_dev_zero" >&6
+
+ # Unlike /dev/zero, the MAP_ANON(YMOUS) defines can be probed for.
+ echo "$as_me:$LINENO: checking for MAP_ANON(YMOUS)" >&5
+echo $ECHO_N "checking for MAP_ANON(YMOUS)... $ECHO_C" >&6
+if test "${ac_cv_decl_map_anon+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+#include <sys/types.h>
+#include <sys/mman.h>
+#include <unistd.h>
+
+#ifndef MAP_ANONYMOUS
+#define MAP_ANONYMOUS MAP_ANON
+#endif
+
+int
+main ()
+{
+int n = MAP_ANONYMOUS;
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ ac_cv_decl_map_anon=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_decl_map_anon=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: $ac_cv_decl_map_anon" >&5
+echo "${ECHO_T}$ac_cv_decl_map_anon" >&6
+
+ if test $ac_cv_decl_map_anon = no; then
+ ac_cv_func_mmap_anon=no
+ else
+ echo "$as_me:$LINENO: checking whether mmap with MAP_ANON(YMOUS) works" >&5
+echo $ECHO_N "checking whether mmap with MAP_ANON(YMOUS) works... $ECHO_C" >&6
+if test "${ac_cv_func_mmap_anon+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ # Add a system to this blacklist if it has mmap() and MAP_ANON or
+ # MAP_ANONYMOUS, but using mmap(..., MAP_PRIVATE|MAP_ANONYMOUS, -1, 0)
+ # doesn't give anonymous zeroed pages with the same properties listed
+ # above for use of /dev/zero.
+ # Systems known to be in this category are Windows, VMS, and SCO Unix.
+ case "$host_os" in
+ vms* | cygwin* | pe | mingw* | sco* | udk* )
+ ac_cv_func_mmap_anon=no ;;
+ *)
+ ac_cv_func_mmap_anon=yes;;
+ esac
+fi
+echo "$as_me:$LINENO: result: $ac_cv_func_mmap_anon" >&5
+echo "${ECHO_T}$ac_cv_func_mmap_anon" >&6
+ fi
+fi
+
+if test $ac_cv_func_mmap_file = yes; then
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_MMAP_FILE 1
+_ACEOF
+
+fi
+if test $ac_cv_func_mmap_dev_zero = yes; then
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_MMAP_DEV_ZERO 1
+_ACEOF
+
+fi
+if test $ac_cv_func_mmap_anon = yes; then
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_MMAP_ANON 1
+_ACEOF
+
+fi
+
+
+
+
+if test -d $srcdir/testsuite; then
+ TESTSUBDIR_TRUE=
+ TESTSUBDIR_FALSE='#'
+else
+ TESTSUBDIR_TRUE='#'
+ TESTSUBDIR_FALSE=
+fi
+
+
+TARGETDIR="unknown"
+case "$host" in
+i*86-*-linux*) TARGET=X86; TARGETDIR=x86;;
+i*86-*-gnu*) TARGET=X86; TARGETDIR=x86;;
+i*86-*-solaris2.1[0-9]*) TARGET=X86_64; TARGETDIR=x86;;
+i*86-*-solaris*) TARGET=X86; TARGETDIR=x86;;
+i*86-*-beos*) TARGET=X86; TARGETDIR=x86;;
+i*86-*-darwin*) TARGET=X86_DARWIN; TARGETDIR=x86;;
+i*86-*-freebsd* | i*86-*-kfreebsd*-gnu) TARGET=X86; TARGETDIR=x86;;
+i*86-*-netbsdelf* | i*86-*-knetbsd*-gnu) TARGET=X86; TARGETDIR=x86;;
+i*86-*-rtems*) TARGET=X86; TARGETDIR=x86;;
+i*86-*-win32*) TARGET=X86_WIN32; TARGETDIR=x86;;
+i*86-*-cygwin*) TARGET=X86_WIN32; TARGETDIR=x86;;
+i*86-*-mingw*) TARGET=X86_WIN32; TARGETDIR=x86;;
+frv-*-*) TARGET=FRV; TARGETDIR=frv;;
+sparc-sun-4*) TARGET=SPARC; TARGETDIR=sparc;;
+sparc*-sun-*) TARGET=SPARC; TARGETDIR=sparc;;
+sparc-*-linux* | sparc-*-netbsdelf* | sparc-*-knetbsd*-gnu) TARGET=SPARC; TARGETDIR=sparc;;
+sparc*-*-rtems*) TARGET=SPARC; TARGETDIR=sparc;;
+sparc64-*-linux* | sparc64-*-freebsd* | sparc64-*-netbsd* | sparc64-*-knetbsd*-gnu) TARGET=SPARC; TARGETDIR=sparc;;
+alpha*-*-linux* | alpha*-*-osf* | alpha*-*-freebsd* | alpha*-*-kfreebsd*-gnu | alpha*-*-netbsd* | alpha*-*-knetbsd*-gnu)
+ TARGET=ALPHA; TARGETDIR=alpha
+ # Support 128-bit long double, changable via command-line switch.
+ HAVE_LONG_DOUBLE='defined(__LONG_DOUBLE_128__)'
+ ;;
+ia64*-*-*) TARGET=IA64; TARGETDIR=ia64;;
+m32r*-*-linux* ) TARGET=M32R; TARGETDIR=m32r;;
+m68k-*-linux*) TARGET=M68K; TARGETDIR=m68k;;
+mips64*-*);;
+mips-sgi-irix5.* | mips-sgi-irix6.*) TARGET=MIPS_IRIX; TARGETDIR=mips;;
+mips*-*-linux*) TARGET=MIPS_LINUX; TARGETDIR=mips;;
+powerpc*-*-linux* | powerpc-*-sysv*) TARGET=POWERPC; TARGETDIR=powerpc;;
+powerpc-*-beos*) TARGET=POWERPC; TARGETDIR=powerpc;;
+powerpc-*-darwin*) TARGET=POWERPC_DARWIN; TARGETDIR=powerpc;;
+powerpc-*-aix*) TARGET=POWERPC_AIX; TARGETDIR=powerpc;;
+powerpc-*-freebsd*) TARGET=POWERPC_FREEBSD; TARGETDIR=powerpc;;
+powerpc*-*-rtems*) TARGET=POWERPC; TARGETDIR=powerpc;;
+rs6000-*-aix*) TARGET=POWERPC_AIX; TARGETDIR=powerpc;;
+arm*-*-linux-*) TARGET=ARM; TARGETDIR=arm;;
+arm*-*-netbsdelf* | arm*-*-knetbsd*-gnu) TARGET=ARM; TARGETDIR=arm;;
+arm*-*-rtems*) TARGET=ARM; TARGETDIR=arm;;
+cris-*-*) TARGET=LIBFFI_CRIS; TARGETDIR=cris;;
+s390-*-linux-*) TARGET=S390; TARGETDIR=s390;;
+s390x-*-linux-*) TARGET=S390; TARGETDIR=s390;;
+x86_64-*-linux* | x86_64-*-freebsd* | x86_64-*-kfreebsd*-gnu) TARGET=X86_64; TARGETDIR=x86;;
+sh-*-linux* | sh[34]*-*-linux*) TARGET=SH; TARGETDIR=sh;;
+sh-*-rtems*) TARGET=SH; TARGETDIR=sh;;
+sh64-*-linux* | sh5*-*-linux*) TARGET=SH64; TARGETDIR=sh64;;
+hppa*-*-linux* | parisc*-*-linux*) TARGET=PA_LINUX; TARGETDIR=pa;;
+hppa*64-*-hpux*) TARGET=PA64_HPUX; TARGETDIR=pa;;
+hppa*-*-hpux*) TARGET=PA_HPUX; TARGETDIR=pa;;
+esac
+
+
+
+if test $TARGETDIR = unknown; then
+ { { echo "$as_me:$LINENO: error: \"libffi has not been ported to $host.\"" >&5
+echo "$as_me: error: \"libffi has not been ported to $host.\"" >&2;}
+ { (exit 1); exit 1; }; }
+fi
+
+
+
+if test x$TARGET = xMIPS_IRIX; then
+ MIPS_IRIX_TRUE=
+ MIPS_IRIX_FALSE='#'
+else
+ MIPS_IRIX_TRUE='#'
+ MIPS_IRIX_FALSE=
+fi
+
+
+
+if test x$TARGET = xMIPS_LINUX; then
+ MIPS_LINUX_TRUE=
+ MIPS_LINUX_FALSE='#'
+else
+ MIPS_LINUX_TRUE='#'
+ MIPS_LINUX_FALSE=
+fi
+
+
+
+if test x$TARGET = xSPARC; then
+ SPARC_TRUE=
+ SPARC_FALSE='#'
+else
+ SPARC_TRUE='#'
+ SPARC_FALSE=
+fi
+
+
+
+if test x$TARGET = xX86; then
+ X86_TRUE=
+ X86_FALSE='#'
+else
+ X86_TRUE='#'
+ X86_FALSE=
+fi
+
+
+
+if test x$TARGET = xX86_WIN32; then
+ X86_WIN32_TRUE=
+ X86_WIN32_FALSE='#'
+else
+ X86_WIN32_TRUE='#'
+ X86_WIN32_FALSE=
+fi
+
+
+
+if test x$TARGET = xX86_DARWIN; then
+ X86_DARWIN_TRUE=
+ X86_DARWIN_FALSE='#'
+else
+ X86_DARWIN_TRUE='#'
+ X86_DARWIN_FALSE=
+fi
+
+
+
+if test x$TARGET = xALPHA; then
+ ALPHA_TRUE=
+ ALPHA_FALSE='#'
+else
+ ALPHA_TRUE='#'
+ ALPHA_FALSE=
+fi
+
+
+
+if test x$TARGET = xIA64; then
+ IA64_TRUE=
+ IA64_FALSE='#'
+else
+ IA64_TRUE='#'
+ IA64_FALSE=
+fi
+
+
+
+if test x$TARGET = xM32R; then
+ M32R_TRUE=
+ M32R_FALSE='#'
+else
+ M32R_TRUE='#'
+ M32R_FALSE=
+fi
+
+
+
+if test x$TARGET = xM68K; then
+ M68K_TRUE=
+ M68K_FALSE='#'
+else
+ M68K_TRUE='#'
+ M68K_FALSE=
+fi
+
+
+
+if test x$TARGET = xPOWERPC; then
+ POWERPC_TRUE=
+ POWERPC_FALSE='#'
+else
+ POWERPC_TRUE='#'
+ POWERPC_FALSE=
+fi
+
+
+
+if test x$TARGET = xPOWERPC_AIX; then
+ POWERPC_AIX_TRUE=
+ POWERPC_AIX_FALSE='#'
+else
+ POWERPC_AIX_TRUE='#'
+ POWERPC_AIX_FALSE=
+fi
+
+
+
+if test x$TARGET = xPOWERPC_DARWIN; then
+ POWERPC_DARWIN_TRUE=
+ POWERPC_DARWIN_FALSE='#'
+else
+ POWERPC_DARWIN_TRUE='#'
+ POWERPC_DARWIN_FALSE=
+fi
+
+
+
+if test x$TARGET = xPOWERPC_FREEBSD; then
+ POWERPC_FREEBSD_TRUE=
+ POWERPC_FREEBSD_FALSE='#'
+else
+ POWERPC_FREEBSD_TRUE='#'
+ POWERPC_FREEBSD_FALSE=
+fi
+
+
+
+if test x$TARGET = xARM; then
+ ARM_TRUE=
+ ARM_FALSE='#'
+else
+ ARM_TRUE='#'
+ ARM_FALSE=
+fi
+
+
+
+if test x$TARGET = xLIBFFI_CRIS; then
+ LIBFFI_CRIS_TRUE=
+ LIBFFI_CRIS_FALSE='#'
+else
+ LIBFFI_CRIS_TRUE='#'
+ LIBFFI_CRIS_FALSE=
+fi
+
+
+
+if test x$TARGET = xFRV; then
+ FRV_TRUE=
+ FRV_FALSE='#'
+else
+ FRV_TRUE='#'
+ FRV_FALSE=
+fi
+
+
+
+if test x$TARGET = xS390; then
+ S390_TRUE=
+ S390_FALSE='#'
+else
+ S390_TRUE='#'
+ S390_FALSE=
+fi
+
+
+
+if test x$TARGET = xX86_64; then
+ X86_64_TRUE=
+ X86_64_FALSE='#'
+else
+ X86_64_TRUE='#'
+ X86_64_FALSE=
+fi
+
+
+
+if test x$TARGET = xSH; then
+ SH_TRUE=
+ SH_FALSE='#'
+else
+ SH_TRUE='#'
+ SH_FALSE=
+fi
+
+
+
+if test x$TARGET = xSH64; then
+ SH64_TRUE=
+ SH64_FALSE='#'
+else
+ SH64_TRUE='#'
+ SH64_FALSE=
+fi
+
+
+
+if test x$TARGET = xPA_LINUX; then
+ PA_LINUX_TRUE=
+ PA_LINUX_FALSE='#'
+else
+ PA_LINUX_TRUE='#'
+ PA_LINUX_FALSE=
+fi
+
+
+
+if test x$TARGET = xPA_HPUX; then
+ PA_HPUX_TRUE=
+ PA_HPUX_FALSE='#'
+else
+ PA_HPUX_TRUE='#'
+ PA_HPUX_FALSE=
+fi
+
+
+
+if test x$TARGET = xPA64_HPUX; then
+ PA64_HPUX_TRUE=
+ PA64_HPUX_FALSE='#'
+else
+ PA64_HPUX_TRUE='#'
+ PA64_HPUX_FALSE=
+fi
+
+
+case x$TARGET in
+ xMIPS*) TARGET=MIPS ;;
+ *) ;;
+esac
+
+echo "$as_me:$LINENO: checking for ANSI C header files" >&5
+echo $ECHO_N "checking for ANSI C header files... $ECHO_C" >&6
+if test "${ac_cv_header_stdc+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+#include <stdlib.h>
+#include <stdarg.h>
+#include <string.h>
+#include <float.h>
+
+int
+main ()
+{
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ ac_cv_header_stdc=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_header_stdc=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+
+if test $ac_cv_header_stdc = yes; then
+ # SunOS 4.x string.h does not declare mem*, contrary to ANSI.
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+#include <string.h>
+
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+ $EGREP "memchr" >/dev/null 2>&1; then
+ :
+else
+ ac_cv_header_stdc=no
+fi
+rm -f conftest*
+
+fi
+
+if test $ac_cv_header_stdc = yes; then
+ # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+#include <stdlib.h>
+
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+ $EGREP "free" >/dev/null 2>&1; then
+ :
+else
+ ac_cv_header_stdc=no
+fi
+rm -f conftest*
+
+fi
+
+if test $ac_cv_header_stdc = yes; then
+ # /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi.
+ if test "$cross_compiling" = yes; then
+ :
+else
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+#include <ctype.h>
+#if ((' ' & 0x0FF) == 0x020)
+# define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
+# define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c))
+#else
+# define ISLOWER(c) \
+ (('a' <= (c) && (c) <= 'i') \
+ || ('j' <= (c) && (c) <= 'r') \
+ || ('s' <= (c) && (c) <= 'z'))
+# define TOUPPER(c) (ISLOWER(c) ? ((c) | 0x40) : (c))
+#endif
+
+#define XOR(e, f) (((e) && !(f)) || (!(e) && (f)))
+int
+main ()
+{
+ int i;
+ for (i = 0; i < 256; i++)
+ if (XOR (islower (i), ISLOWER (i))
+ || toupper (i) != TOUPPER (i))
+ exit(2);
+ exit (0);
+}
+_ACEOF
+rm -f conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+ (eval $ac_link) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ :
+else
+ echo "$as_me: program exited with status $ac_status" >&5
+echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+( exit $ac_status )
+ac_cv_header_stdc=no
+fi
+rm -f core *.core gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+fi
+fi
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_stdc" >&5
+echo "${ECHO_T}$ac_cv_header_stdc" >&6
+if test $ac_cv_header_stdc = yes; then
+
+cat >>confdefs.h <<\_ACEOF
+#define STDC_HEADERS 1
+_ACEOF
+
+fi
+
+
+for ac_func in memcpy
+do
+as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
+echo "$as_me:$LINENO: checking for $ac_func" >&5
+echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6
+if eval "test \"\${$as_ac_var+set}\" = set"; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+/* Define $ac_func to an innocuous variant, in case <limits.h> declares $ac_func.
+ For example, HP-UX 11i <limits.h> declares gettimeofday. */
+#define $ac_func innocuous_$ac_func
+
+/* System header to define __stub macros and hopefully few prototypes,
+ which can conflict with char $ac_func (); below.
+ Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
+ <limits.h> exists even on freestanding compilers. */
+
+#ifdef __STDC__
+# include <limits.h>
+#else
+# include <assert.h>
+#endif
+
+#undef $ac_func
+
+/* Override any gcc2 internal prototype to avoid an error. */
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+/* We use char because int might match the return type of a gcc2
+ builtin and then its argument prototype would still apply. */
+char $ac_func ();
+/* The GNU C library defines this for functions which it implements
+ to always fail with ENOSYS. Some functions are actually named
+ something starting with __ and the normal name is an alias. */
+#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
+choke me
+#else
+char (*f) () = $ac_func;
+#endif
+#ifdef __cplusplus
+}
+#endif
+
+int
+main ()
+{
+return f != $ac_func;
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+ (eval $ac_link) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest$ac_exeext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ eval "$as_ac_var=yes"
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+eval "$as_ac_var=no"
+fi
+rm -f conftest.err conftest.$ac_objext \
+ conftest$ac_exeext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_var'}'`" >&5
+echo "${ECHO_T}`eval echo '${'$as_ac_var'}'`" >&6
+if test `eval echo '${'$as_ac_var'}'` = yes; then
+ cat >>confdefs.h <<_ACEOF
+#define `echo "HAVE_$ac_func" | $as_tr_cpp` 1
+_ACEOF
+
+fi
+done
+
+# The Ultrix 4.2 mips builtin alloca declared by alloca.h only works
+# for constant arguments. Useless!
+echo "$as_me:$LINENO: checking for working alloca.h" >&5
+echo $ECHO_N "checking for working alloca.h... $ECHO_C" >&6
+if test "${ac_cv_working_alloca_h+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+#include <alloca.h>
+int
+main ()
+{
+char *p = (char *) alloca (2 * sizeof (int));
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+ (eval $ac_link) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest$ac_exeext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ ac_cv_working_alloca_h=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_working_alloca_h=no
+fi
+rm -f conftest.err conftest.$ac_objext \
+ conftest$ac_exeext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: $ac_cv_working_alloca_h" >&5
+echo "${ECHO_T}$ac_cv_working_alloca_h" >&6
+if test $ac_cv_working_alloca_h = yes; then
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_ALLOCA_H 1
+_ACEOF
+
+fi
+
+echo "$as_me:$LINENO: checking for alloca" >&5
+echo $ECHO_N "checking for alloca... $ECHO_C" >&6
+if test "${ac_cv_func_alloca_works+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+#ifdef __GNUC__
+# define alloca __builtin_alloca
+#else
+# ifdef _MSC_VER
+# include <malloc.h>
+# define alloca _alloca
+# else
+# if HAVE_ALLOCA_H
+# include <alloca.h>
+# else
+# ifdef _AIX
+ #pragma alloca
+# else
+# ifndef alloca /* predefined by HP cc +Olibcalls */
+char *alloca ();
+# endif
+# endif
+# endif
+# endif
+#endif
+
+int
+main ()
+{
+char *p = (char *) alloca (1);
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+ (eval $ac_link) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest$ac_exeext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ ac_cv_func_alloca_works=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_func_alloca_works=no
+fi
+rm -f conftest.err conftest.$ac_objext \
+ conftest$ac_exeext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: $ac_cv_func_alloca_works" >&5
+echo "${ECHO_T}$ac_cv_func_alloca_works" >&6
+
+if test $ac_cv_func_alloca_works = yes; then
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_ALLOCA 1
+_ACEOF
+
+else
+ # The SVR3 libPW and SVR4 libucb both contain incompatible functions
+# that cause trouble. Some versions do not even contain alloca or
+# contain a buggy version. If you still want to use their alloca,
+# use ar to extract alloca.o from them instead of compiling alloca.c.
+
+ALLOCA=alloca.$ac_objext
+
+cat >>confdefs.h <<\_ACEOF
+#define C_ALLOCA 1
+_ACEOF
+
+
+echo "$as_me:$LINENO: checking whether \`alloca.c' needs Cray hooks" >&5
+echo $ECHO_N "checking whether \`alloca.c' needs Cray hooks... $ECHO_C" >&6
+if test "${ac_cv_os_cray+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+#if defined(CRAY) && ! defined(CRAY2)
+webecray
+#else
+wenotbecray
+#endif
+
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+ $EGREP "webecray" >/dev/null 2>&1; then
+ ac_cv_os_cray=yes
+else
+ ac_cv_os_cray=no
+fi
+rm -f conftest*
+
+fi
+echo "$as_me:$LINENO: result: $ac_cv_os_cray" >&5
+echo "${ECHO_T}$ac_cv_os_cray" >&6
+if test $ac_cv_os_cray = yes; then
+ for ac_func in _getb67 GETB67 getb67; do
+ as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
+echo "$as_me:$LINENO: checking for $ac_func" >&5
+echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6
+if eval "test \"\${$as_ac_var+set}\" = set"; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+/* Define $ac_func to an innocuous variant, in case <limits.h> declares $ac_func.
+ For example, HP-UX 11i <limits.h> declares gettimeofday. */
+#define $ac_func innocuous_$ac_func
+
+/* System header to define __stub macros and hopefully few prototypes,
+ which can conflict with char $ac_func (); below.
+ Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
+ <limits.h> exists even on freestanding compilers. */
+
+#ifdef __STDC__
+# include <limits.h>
+#else
+# include <assert.h>
+#endif
+
+#undef $ac_func
+
+/* Override any gcc2 internal prototype to avoid an error. */
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+/* We use char because int might match the return type of a gcc2
+ builtin and then its argument prototype would still apply. */
+char $ac_func ();
+/* The GNU C library defines this for functions which it implements
+ to always fail with ENOSYS. Some functions are actually named
+ something starting with __ and the normal name is an alias. */
+#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
+choke me
+#else
+char (*f) () = $ac_func;
+#endif
+#ifdef __cplusplus
+}
+#endif
+
+int
+main ()
+{
+return f != $ac_func;
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+ (eval $ac_link) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest$ac_exeext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ eval "$as_ac_var=yes"
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+eval "$as_ac_var=no"
+fi
+rm -f conftest.err conftest.$ac_objext \
+ conftest$ac_exeext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_var'}'`" >&5
+echo "${ECHO_T}`eval echo '${'$as_ac_var'}'`" >&6
+if test `eval echo '${'$as_ac_var'}'` = yes; then
+
+cat >>confdefs.h <<_ACEOF
+#define CRAY_STACKSEG_END $ac_func
+_ACEOF
+
+ break
+fi
+
+ done
+fi
+
+echo "$as_me:$LINENO: checking stack direction for C alloca" >&5
+echo $ECHO_N "checking stack direction for C alloca... $ECHO_C" >&6
+if test "${ac_cv_c_stack_direction+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ if test "$cross_compiling" = yes; then
+ ac_cv_c_stack_direction=0
+else
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+int
+find_stack_direction ()
+{
+ static char *addr = 0;
+ auto char dummy;
+ if (addr == 0)
+ {
+ addr = &dummy;
+ return find_stack_direction ();
+ }
+ else
+ return (&dummy > addr) ? 1 : -1;
+}
+
+int
+main ()
+{
+ exit (find_stack_direction () < 0);
+}
+_ACEOF
+rm -f conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+ (eval $ac_link) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ ac_cv_c_stack_direction=1
+else
+ echo "$as_me: program exited with status $ac_status" >&5
+echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+( exit $ac_status )
+ac_cv_c_stack_direction=-1
+fi
+rm -f core *.core gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+fi
+fi
+echo "$as_me:$LINENO: result: $ac_cv_c_stack_direction" >&5
+echo "${ECHO_T}$ac_cv_c_stack_direction" >&6
+
+cat >>confdefs.h <<_ACEOF
+#define STACK_DIRECTION $ac_cv_c_stack_direction
+_ACEOF
+
+
+fi
+
+
+echo "$as_me:$LINENO: checking for double" >&5
+echo $ECHO_N "checking for double... $ECHO_C" >&6
+if test "${ac_cv_type_double+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+$ac_includes_default
+int
+main ()
+{
+if ((double *) 0)
+ return 0;
+if (sizeof (double))
+ return 0;
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ ac_cv_type_double=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_type_double=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: $ac_cv_type_double" >&5
+echo "${ECHO_T}$ac_cv_type_double" >&6
+
+echo "$as_me:$LINENO: checking size of double" >&5
+echo $ECHO_N "checking size of double... $ECHO_C" >&6
+if test "${ac_cv_sizeof_double+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ if test "$ac_cv_type_double" = yes; then
+ # The cast to unsigned long works around a bug in the HP C Compiler
+ # version HP92453-01 B.11.11.23709.GP, which incorrectly rejects
+ # declarations like `int a3[[(sizeof (unsigned char)) >= 0]];'.
+ # This bug is HP SR number 8606223364.
+ if test "$cross_compiling" = yes; then
+ # Depending upon the size, compute the lo and hi bounds.
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+$ac_includes_default
+int
+main ()
+{
+static int test_array [1 - 2 * !(((long) (sizeof (double))) >= 0)];
+test_array [0] = 0
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ ac_lo=0 ac_mid=0
+ while :; do
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+$ac_includes_default
+int
+main ()
+{
+static int test_array [1 - 2 * !(((long) (sizeof (double))) <= $ac_mid)];
+test_array [0] = 0
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ ac_hi=$ac_mid; break
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_lo=`expr $ac_mid + 1`
+ if test $ac_lo -le $ac_mid; then
+ ac_lo= ac_hi=
+ break
+ fi
+ ac_mid=`expr 2 '*' $ac_mid + 1`
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+ done
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+$ac_includes_default
+int
+main ()
+{
+static int test_array [1 - 2 * !(((long) (sizeof (double))) < 0)];
+test_array [0] = 0
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ ac_hi=-1 ac_mid=-1
+ while :; do
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+$ac_includes_default
+int
+main ()
+{
+static int test_array [1 - 2 * !(((long) (sizeof (double))) >= $ac_mid)];
+test_array [0] = 0
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ ac_lo=$ac_mid; break
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_hi=`expr '(' $ac_mid ')' - 1`
+ if test $ac_mid -le $ac_hi; then
+ ac_lo= ac_hi=
+ break
+ fi
+ ac_mid=`expr 2 '*' $ac_mid`
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+ done
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_lo= ac_hi=
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+# Binary search between lo and hi bounds.
+while test "x$ac_lo" != "x$ac_hi"; do
+ ac_mid=`expr '(' $ac_hi - $ac_lo ')' / 2 + $ac_lo`
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+$ac_includes_default
+int
+main ()
+{
+static int test_array [1 - 2 * !(((long) (sizeof (double))) <= $ac_mid)];
+test_array [0] = 0
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ ac_hi=$ac_mid
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_lo=`expr '(' $ac_mid ')' + 1`
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+done
+case $ac_lo in
+?*) ac_cv_sizeof_double=$ac_lo;;
+'') { { echo "$as_me:$LINENO: error: cannot compute sizeof (double), 77
+See \`config.log' for more details." >&5
+echo "$as_me: error: cannot compute sizeof (double), 77
+See \`config.log' for more details." >&2;}
+ { (exit 1); exit 1; }; } ;;
+esac
+else
+ if test "$cross_compiling" = yes; then
+ { { echo "$as_me:$LINENO: error: cannot run test program while cross compiling
+See \`config.log' for more details." >&5
+echo "$as_me: error: cannot run test program while cross compiling
+See \`config.log' for more details." >&2;}
+ { (exit 1); exit 1; }; }
+else
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+$ac_includes_default
+long longval () { return (long) (sizeof (double)); }
+unsigned long ulongval () { return (long) (sizeof (double)); }
+#include <stdio.h>
+#include <stdlib.h>
+int
+main ()
+{
+
+ FILE *f = fopen ("conftest.val", "w");
+ if (! f)
+ exit (1);
+ if (((long) (sizeof (double))) < 0)
+ {
+ long i = longval ();
+ if (i != ((long) (sizeof (double))))
+ exit (1);
+ fprintf (f, "%ld\n", i);
+ }
+ else
+ {
+ unsigned long i = ulongval ();
+ if (i != ((long) (sizeof (double))))
+ exit (1);
+ fprintf (f, "%lu\n", i);
+ }
+ exit (ferror (f) || fclose (f) != 0);
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+ (eval $ac_link) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ ac_cv_sizeof_double=`cat conftest.val`
+else
+ echo "$as_me: program exited with status $ac_status" >&5
+echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+( exit $ac_status )
+{ { echo "$as_me:$LINENO: error: cannot compute sizeof (double), 77
+See \`config.log' for more details." >&5
+echo "$as_me: error: cannot compute sizeof (double), 77
+See \`config.log' for more details." >&2;}
+ { (exit 1); exit 1; }; }
+fi
+rm -f core *.core gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+fi
+fi
+rm -f conftest.val
+else
+ ac_cv_sizeof_double=0
+fi
+fi
+echo "$as_me:$LINENO: result: $ac_cv_sizeof_double" >&5
+echo "${ECHO_T}$ac_cv_sizeof_double" >&6
+cat >>confdefs.h <<_ACEOF
+#define SIZEOF_DOUBLE $ac_cv_sizeof_double
+_ACEOF
+
+
+echo "$as_me:$LINENO: checking for long double" >&5
+echo $ECHO_N "checking for long double... $ECHO_C" >&6
+if test "${ac_cv_type_long_double+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+$ac_includes_default
+int
+main ()
+{
+if ((long double *) 0)
+ return 0;
+if (sizeof (long double))
+ return 0;
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ ac_cv_type_long_double=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_type_long_double=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: $ac_cv_type_long_double" >&5
+echo "${ECHO_T}$ac_cv_type_long_double" >&6
+
+echo "$as_me:$LINENO: checking size of long double" >&5
+echo $ECHO_N "checking size of long double... $ECHO_C" >&6
+if test "${ac_cv_sizeof_long_double+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ if test "$ac_cv_type_long_double" = yes; then
+ # The cast to unsigned long works around a bug in the HP C Compiler
+ # version HP92453-01 B.11.11.23709.GP, which incorrectly rejects
+ # declarations like `int a3[[(sizeof (unsigned char)) >= 0]];'.
+ # This bug is HP SR number 8606223364.
+ if test "$cross_compiling" = yes; then
+ # Depending upon the size, compute the lo and hi bounds.
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+$ac_includes_default
+int
+main ()
+{
+static int test_array [1 - 2 * !(((long) (sizeof (long double))) >= 0)];
+test_array [0] = 0
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ ac_lo=0 ac_mid=0
+ while :; do
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+$ac_includes_default
+int
+main ()
+{
+static int test_array [1 - 2 * !(((long) (sizeof (long double))) <= $ac_mid)];
+test_array [0] = 0
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ ac_hi=$ac_mid; break
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_lo=`expr $ac_mid + 1`
+ if test $ac_lo -le $ac_mid; then
+ ac_lo= ac_hi=
+ break
+ fi
+ ac_mid=`expr 2 '*' $ac_mid + 1`
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+ done
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+$ac_includes_default
+int
+main ()
+{
+static int test_array [1 - 2 * !(((long) (sizeof (long double))) < 0)];
+test_array [0] = 0
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ ac_hi=-1 ac_mid=-1
+ while :; do
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+$ac_includes_default
+int
+main ()
+{
+static int test_array [1 - 2 * !(((long) (sizeof (long double))) >= $ac_mid)];
+test_array [0] = 0
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ ac_lo=$ac_mid; break
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_hi=`expr '(' $ac_mid ')' - 1`
+ if test $ac_mid -le $ac_hi; then
+ ac_lo= ac_hi=
+ break
+ fi
+ ac_mid=`expr 2 '*' $ac_mid`
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+ done
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_lo= ac_hi=
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+# Binary search between lo and hi bounds.
+while test "x$ac_lo" != "x$ac_hi"; do
+ ac_mid=`expr '(' $ac_hi - $ac_lo ')' / 2 + $ac_lo`
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+$ac_includes_default
+int
+main ()
+{
+static int test_array [1 - 2 * !(((long) (sizeof (long double))) <= $ac_mid)];
+test_array [0] = 0
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ ac_hi=$ac_mid
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_lo=`expr '(' $ac_mid ')' + 1`
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+done
+case $ac_lo in
+?*) ac_cv_sizeof_long_double=$ac_lo;;
+'') { { echo "$as_me:$LINENO: error: cannot compute sizeof (long double), 77
+See \`config.log' for more details." >&5
+echo "$as_me: error: cannot compute sizeof (long double), 77
+See \`config.log' for more details." >&2;}
+ { (exit 1); exit 1; }; } ;;
+esac
+else
+ if test "$cross_compiling" = yes; then
+ { { echo "$as_me:$LINENO: error: cannot run test program while cross compiling
+See \`config.log' for more details." >&5
+echo "$as_me: error: cannot run test program while cross compiling
+See \`config.log' for more details." >&2;}
+ { (exit 1); exit 1; }; }
+else
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+$ac_includes_default
+long longval () { return (long) (sizeof (long double)); }
+unsigned long ulongval () { return (long) (sizeof (long double)); }
+#include <stdio.h>
+#include <stdlib.h>
+int
+main ()
+{
+
+ FILE *f = fopen ("conftest.val", "w");
+ if (! f)
+ exit (1);
+ if (((long) (sizeof (long double))) < 0)
+ {
+ long i = longval ();
+ if (i != ((long) (sizeof (long double))))
+ exit (1);
+ fprintf (f, "%ld\n", i);
+ }
+ else
+ {
+ unsigned long i = ulongval ();
+ if (i != ((long) (sizeof (long double))))
+ exit (1);
+ fprintf (f, "%lu\n", i);
+ }
+ exit (ferror (f) || fclose (f) != 0);
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+ (eval $ac_link) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ ac_cv_sizeof_long_double=`cat conftest.val`
+else
+ echo "$as_me: program exited with status $ac_status" >&5
+echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+( exit $ac_status )
+{ { echo "$as_me:$LINENO: error: cannot compute sizeof (long double), 77
+See \`config.log' for more details." >&5
+echo "$as_me: error: cannot compute sizeof (long double), 77
+See \`config.log' for more details." >&2;}
+ { (exit 1); exit 1; }; }
+fi
+rm -f core *.core gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+fi
+fi
+rm -f conftest.val
+else
+ ac_cv_sizeof_long_double=0
+fi
+fi
+echo "$as_me:$LINENO: result: $ac_cv_sizeof_long_double" >&5
+echo "${ECHO_T}$ac_cv_sizeof_long_double" >&6
+cat >>confdefs.h <<_ACEOF
+#define SIZEOF_LONG_DOUBLE $ac_cv_sizeof_long_double
+_ACEOF
+
+
+
+# Also AC_SUBST this variable for ffi.h.
+if test -z "$HAVE_LONG_DOUBLE"; then
+ HAVE_LONG_DOUBLE=0
+ if test $ac_cv_sizeof_double != $ac_cv_sizeof_long_double; then
+ if test $ac_cv_sizeof_long_double != 0; then
+ HAVE_LONG_DOUBLE=1
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_LONG_DOUBLE 1
+_ACEOF
+
+ fi
+ fi
+fi
+
+
+echo "$as_me:$LINENO: checking whether byte ordering is bigendian" >&5
+echo $ECHO_N "checking whether byte ordering is bigendian... $ECHO_C" >&6
+if test "${ac_cv_c_bigendian+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ # See if sys/param.h defines the BYTE_ORDER macro.
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+#include <sys/types.h>
+#include <sys/param.h>
+
+int
+main ()
+{
+#if !BYTE_ORDER || !BIG_ENDIAN || !LITTLE_ENDIAN
+ bogus endian macros
+#endif
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ # It does; now see whether it defined to BIG_ENDIAN or not.
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+#include <sys/types.h>
+#include <sys/param.h>
+
+int
+main ()
+{
+#if BYTE_ORDER != BIG_ENDIAN
+ not big endian
+#endif
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ ac_cv_c_bigendian=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_c_bigendian=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+# It does not; compile a test program.
+if test "$cross_compiling" = yes; then
+ # try to guess the endianness by grepping values into an object file
+ ac_cv_c_bigendian=unknown
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+short ascii_mm[] = { 0x4249, 0x4765, 0x6E44, 0x6961, 0x6E53, 0x7953, 0 };
+short ascii_ii[] = { 0x694C, 0x5454, 0x656C, 0x6E45, 0x6944, 0x6E61, 0 };
+void _ascii () { char *s = (char *) ascii_mm; s = (char *) ascii_ii; }
+short ebcdic_ii[] = { 0x89D3, 0xE3E3, 0x8593, 0x95C5, 0x89C4, 0x9581, 0 };
+short ebcdic_mm[] = { 0xC2C9, 0xC785, 0x95C4, 0x8981, 0x95E2, 0xA8E2, 0 };
+void _ebcdic () { char *s = (char *) ebcdic_mm; s = (char *) ebcdic_ii; }
+int
+main ()
+{
+ _ascii (); _ebcdic ();
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ if grep BIGenDianSyS conftest.$ac_objext >/dev/null ; then
+ ac_cv_c_bigendian=yes
+fi
+if grep LiTTleEnDian conftest.$ac_objext >/dev/null ; then
+ if test "$ac_cv_c_bigendian" = unknown; then
+ ac_cv_c_bigendian=no
+ else
+ # finding both strings is unlikely to happen, but who knows?
+ ac_cv_c_bigendian=unknown
+ fi
+fi
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+else
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+int
+main ()
+{
+ /* Are we little or big endian? From Harbison&Steele. */
+ union
+ {
+ long l;
+ char c[sizeof (long)];
+ } u;
+ u.l = 1;
+ exit (u.c[sizeof (long) - 1] == 1);
+}
+_ACEOF
+rm -f conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+ (eval $ac_link) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ ac_cv_c_bigendian=no
+else
+ echo "$as_me: program exited with status $ac_status" >&5
+echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+( exit $ac_status )
+ac_cv_c_bigendian=yes
+fi
+rm -f core *.core gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+fi
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: $ac_cv_c_bigendian" >&5
+echo "${ECHO_T}$ac_cv_c_bigendian" >&6
+case $ac_cv_c_bigendian in
+ yes)
+
+cat >>confdefs.h <<\_ACEOF
+#define WORDS_BIGENDIAN 1
+_ACEOF
+ ;;
+ no)
+ ;;
+ *)
+ { { echo "$as_me:$LINENO: error: unknown endianness
+presetting ac_cv_c_bigendian=no (or yes) will help" >&5
+echo "$as_me: error: unknown endianness
+presetting ac_cv_c_bigendian=no (or yes) will help" >&2;}
+ { (exit 1); exit 1; }; } ;;
+esac
+
+
+if test x$TARGET = xSPARC; then
+ echo "$as_me:$LINENO: checking assembler and linker support unaligned pc related relocs" >&5
+echo $ECHO_N "checking assembler and linker support unaligned pc related relocs... $ECHO_C" >&6
+if test "${libffi_cv_as_sparc_ua_pcrel+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+ save_CFLAGS="$CFLAGS"
+ save_LDFLAGS="$LDFLAGS"
+ CFLAGS="$CFLAGS -fpic"
+ LDFLAGS="$LDFLAGS -shared"
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+asm (".text; foo: nop; .data; .align 4; .byte 0; .uaword %r_disp32(foo); .text");
+int
+main ()
+{
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+ (eval $ac_link) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest$ac_exeext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ libffi_cv_as_sparc_ua_pcrel=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+libffi_cv_as_sparc_ua_pcrel=no
+fi
+rm -f conftest.err conftest.$ac_objext \
+ conftest$ac_exeext conftest.$ac_ext
+ CFLAGS="$save_CFLAGS"
+ LDFLAGS="$save_LDFLAGS"
+fi
+echo "$as_me:$LINENO: result: $libffi_cv_as_sparc_ua_pcrel" >&5
+echo "${ECHO_T}$libffi_cv_as_sparc_ua_pcrel" >&6
+ if test "x$libffi_cv_as_sparc_ua_pcrel" = xyes; then
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_AS_SPARC_UA_PCREL 1
+_ACEOF
+
+ fi
+
+ echo "$as_me:$LINENO: checking assembler .register pseudo-op support" >&5
+echo $ECHO_N "checking assembler .register pseudo-op support... $ECHO_C" >&6
+if test "${libffi_cv_as_register_pseudo_op+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+ libffi_cv_as_register_pseudo_op=unknown
+ # Check if we have .register
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+asm (".register %g2, #scratch");
+int
+main ()
+{
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ libffi_cv_as_register_pseudo_op=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+libffi_cv_as_register_pseudo_op=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+
+fi
+echo "$as_me:$LINENO: result: $libffi_cv_as_register_pseudo_op" >&5
+echo "${ECHO_T}$libffi_cv_as_register_pseudo_op" >&6
+ if test "x$libffi_cv_as_register_pseudo_op" = xyes; then
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_AS_REGISTER_PSEUDO_OP 1
+_ACEOF
+
+ fi
+fi
+
+echo "$as_me:$LINENO: checking whether .eh_frame section should be read-only" >&5
+echo $ECHO_N "checking whether .eh_frame section should be read-only... $ECHO_C" >&6
+if test "${libffi_cv_ro_eh_frame+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+ libffi_cv_ro_eh_frame=no
+ echo 'extern void foo (void); void bar (void) { foo (); foo (); }' > conftest.c
+ if $CC $CFLAGS -S -fpic -fexceptions -o conftest.s conftest.c > /dev/null 2>&1; then
+ if grep '.section.*eh_frame.*"a"' conftest.s > /dev/null; then
+ libffi_cv_ro_eh_frame=yes
+ elif grep '.section.*eh_frame.*#alloc' conftest.c \
+ | grep -v '#write' > /dev/null; then
+ libffi_cv_ro_eh_frame=yes
+ fi
+ fi
+ rm -f conftest.*
+
+fi
+echo "$as_me:$LINENO: result: $libffi_cv_ro_eh_frame" >&5
+echo "${ECHO_T}$libffi_cv_ro_eh_frame" >&6
+if test "x$libffi_cv_ro_eh_frame" = xyes; then
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_RO_EH_FRAME 1
+_ACEOF
+
+
+cat >>confdefs.h <<\_ACEOF
+#define EH_FRAME_FLAGS "a"
+_ACEOF
+
+else
+
+cat >>confdefs.h <<\_ACEOF
+#define EH_FRAME_FLAGS "aw"
+_ACEOF
+
+fi
+
+echo "$as_me:$LINENO: checking for __attribute__((visibility(\"hidden\")))" >&5
+echo $ECHO_N "checking for __attribute__((visibility(\"hidden\")))... $ECHO_C" >&6
+if test "${libffi_cv_hidden_visibility_attribute+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+ echo 'int __attribute__ ((visibility ("hidden"))) foo (void) { return 1; }' > conftest.c
+ libffi_cv_hidden_visibility_attribute=no
+ if { ac_try='${CC-cc} -Werror -S conftest.c -o conftest.s 1>&5'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ if grep '\.hidden.*foo' conftest.s >/dev/null; then
+ libffi_cv_hidden_visibility_attribute=yes
+ fi
+ fi
+ rm -f conftest.*
+
+fi
+echo "$as_me:$LINENO: result: $libffi_cv_hidden_visibility_attribute" >&5
+echo "${ECHO_T}$libffi_cv_hidden_visibility_attribute" >&6
+if test $libffi_cv_hidden_visibility_attribute = yes; then
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_HIDDEN_VISIBILITY_ATTRIBUTE 1
+_ACEOF
+
+fi
+
+
+
+
+
+
+
+
+
+# Check whether --enable-debug or --disable-debug was given.
+if test "${enable_debug+set}" = set; then
+ enableval="$enable_debug"
+ if test "$enable_debug" = "yes"; then
+
+cat >>confdefs.h <<\_ACEOF
+#define FFI_DEBUG 1
+_ACEOF
+
+ fi
+fi;
+
+# Check whether --enable-structs or --disable-structs was given.
+if test "${enable_structs+set}" = set; then
+ enableval="$enable_structs"
+ if test "$enable_structs" = "no"; then
+
+cat >>confdefs.h <<\_ACEOF
+#define FFI_NO_STRUCTS 1
+_ACEOF
+
+ fi
+fi;
+
+# Check whether --enable-raw-api or --disable-raw-api was given.
+if test "${enable_raw_api+set}" = set; then
+ enableval="$enable_raw_api"
+ if test "$enable_raw_api" = "no"; then
+
+cat >>confdefs.h <<\_ACEOF
+#define FFI_NO_RAW_API 1
+_ACEOF
+
+ fi
+fi;
+
+# Check whether --enable-purify-safety or --disable-purify-safety was given.
+if test "${enable_purify_safety+set}" = set; then
+ enableval="$enable_purify_safety"
+ if test "$enable_purify_safety" = "yes"; then
+
+cat >>confdefs.h <<\_ACEOF
+#define USING_PURIFY 1
+_ACEOF
+
+ fi
+fi;
+
+if test -n "$with_cross_host" &&
+ test x"$with_cross_host" != x"no"; then
+ toolexecdir='$(exec_prefix)/$(target_alias)'
+ toolexeclibdir='$(toolexecdir)/lib'
+else
+ toolexecdir='$(libdir)/gcc-lib/$(target_alias)'
+ toolexeclibdir='$(libdir)'
+fi
+multi_os_directory=`$CC -print-multi-os-directory`
+case $multi_os_directory in
+ .) ;; # Avoid trailing /.
+ *) toolexeclibdir=$toolexeclibdir/$multi_os_directory ;;
+esac
+
+
+
+if test "${multilib}" = "yes"; then
+ multilib_arg="--enable-multilib"
+else
+ multilib_arg=
+fi
+
+ ac_config_commands="$ac_config_commands include"
+
+ ac_config_commands="$ac_config_commands src"
+
+
+ ac_config_links="$ac_config_links include/ffitarget.h:src/$TARGETDIR/ffitarget.h"
+
+
+ ac_config_files="$ac_config_files include/Makefile include/ffi.h Makefile testsuite/Makefile"
+
+
+cat >confcache <<\_ACEOF
+# This file is a shell script that caches the results of configure
+# tests run on this system so they can be shared between configure
+# scripts and configure runs, see configure's option --config-cache.
+# It is not useful on other systems. If it contains results you don't
+# want to keep, you may remove or edit it.
+#
+# config.status only pays attention to the cache file if you give it
+# the --recheck option to rerun configure.
+#
+# `ac_cv_env_foo' variables (set or unset) will be overridden when
+# loading this file, other *unset* `ac_cv_foo' will be assigned the
+# following values.
+
+_ACEOF
+
+# The following way of writing the cache mishandles newlines in values,
+# but we know of no workaround that is simple, portable, and efficient.
+# So, don't put newlines in cache variables' values.
+# Ultrix sh set writes to stderr and can't be redirected directly,
+# and sets the high bit in the cache file unless we assign to the vars.
+{
+ (set) 2>&1 |
+ case `(ac_space=' '; set | grep ac_space) 2>&1` in
+ *ac_space=\ *)
+ # `set' does not quote correctly, so add quotes (double-quote
+ # substitution turns \\\\ into \\, and sed turns \\ into \).
+ sed -n \
+ "s/'/'\\\\''/g;
+ s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1='\\2'/p"
+ ;;
+ *)
+ # `set' quotes correctly as required by POSIX, so do not add quotes.
+ sed -n \
+ "s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1=\\2/p"
+ ;;
+ esac;
+} |
+ sed '
+ t clear
+ : clear
+ s/^\([^=]*\)=\(.*[{}].*\)$/test "${\1+set}" = set || &/
+ t end
+ /^ac_cv_env/!s/^\([^=]*\)=\(.*\)$/\1=${\1=\2}/
+ : end' >>confcache
+if diff $cache_file confcache >/dev/null 2>&1; then :; else
+ if test -w $cache_file; then
+ test "x$cache_file" != "x/dev/null" && echo "updating cache $cache_file"
+ cat confcache >$cache_file
+ else
+ echo "not updating unwritable cache $cache_file"
+ fi
+fi
+rm -f confcache
+
+test "x$prefix" = xNONE && prefix=$ac_default_prefix
+# Let make expand exec_prefix.
+test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
+
+# VPATH may cause trouble with some makes, so we remove $(srcdir),
+# ${srcdir} and @srcdir@ from VPATH if srcdir is ".", strip leading and
+# trailing colons and then remove the whole line if VPATH becomes empty
+# (actually we leave an empty line to preserve line numbers).
+if test "x$srcdir" = x.; then
+ ac_vpsub='/^[ ]*VPATH[ ]*=/{
+s/:*\$(srcdir):*/:/;
+s/:*\${srcdir}:*/:/;
+s/:*@srcdir@:*/:/;
+s/^\([^=]*=[ ]*\):*/\1/;
+s/:*$//;
+s/^[^=]*=[ ]*$//;
+}'
+fi
+
+DEFS=-DHAVE_CONFIG_H
+
+ac_libobjs=
+ac_ltlibobjs=
+for ac_i in : $LIBOBJS; do test "x$ac_i" = x: && continue
+ # 1. Remove the extension, and $U if already installed.
+ ac_i=`echo "$ac_i" |
+ sed 's/\$U\././;s/\.o$//;s/\.obj$//'`
+ # 2. Add them.
+ ac_libobjs="$ac_libobjs $ac_i\$U.$ac_objext"
+ ac_ltlibobjs="$ac_ltlibobjs $ac_i"'$U.lo'
+done
+LIBOBJS=$ac_libobjs
+
+LTLIBOBJS=$ac_ltlibobjs
+
+
+if test -z "${AMDEP_TRUE}" && test -z "${AMDEP_FALSE}"; then
+ { { echo "$as_me:$LINENO: error: conditional \"AMDEP\" was never defined.
+Usually this means the macro was only invoked conditionally." >&5
+echo "$as_me: error: conditional \"AMDEP\" was never defined.
+Usually this means the macro was only invoked conditionally." >&2;}
+ { (exit 1); exit 1; }; }
+fi
+if test -z "${am__fastdepCC_TRUE}" && test -z "${am__fastdepCC_FALSE}"; then
+ { { echo "$as_me:$LINENO: error: conditional \"am__fastdepCC\" was never defined.
+Usually this means the macro was only invoked conditionally." >&5
+echo "$as_me: error: conditional \"am__fastdepCC\" was never defined.
+Usually this means the macro was only invoked conditionally." >&2;}
+ { (exit 1); exit 1; }; }
+fi
+if test -z "${MAINTAINER_MODE_TRUE}" && test -z "${MAINTAINER_MODE_FALSE}"; then
+ { { echo "$as_me:$LINENO: error: conditional \"MAINTAINER_MODE\" was never defined.
+Usually this means the macro was only invoked conditionally." >&5
+echo "$as_me: error: conditional \"MAINTAINER_MODE\" was never defined.
+Usually this means the macro was only invoked conditionally." >&2;}
+ { (exit 1); exit 1; }; }
+fi
+if test -z "${TESTSUBDIR_TRUE}" && test -z "${TESTSUBDIR_FALSE}"; then
+ { { echo "$as_me:$LINENO: error: conditional \"TESTSUBDIR\" was never defined.
+Usually this means the macro was only invoked conditionally." >&5
+echo "$as_me: error: conditional \"TESTSUBDIR\" was never defined.
+Usually this means the macro was only invoked conditionally." >&2;}
+ { (exit 1); exit 1; }; }
+fi
+if test -z "${MIPS_IRIX_TRUE}" && test -z "${MIPS_IRIX_FALSE}"; then
+ { { echo "$as_me:$LINENO: error: conditional \"MIPS_IRIX\" was never defined.
+Usually this means the macro was only invoked conditionally." >&5
+echo "$as_me: error: conditional \"MIPS_IRIX\" was never defined.
+Usually this means the macro was only invoked conditionally." >&2;}
+ { (exit 1); exit 1; }; }
+fi
+if test -z "${MIPS_LINUX_TRUE}" && test -z "${MIPS_LINUX_FALSE}"; then
+ { { echo "$as_me:$LINENO: error: conditional \"MIPS_LINUX\" was never defined.
+Usually this means the macro was only invoked conditionally." >&5
+echo "$as_me: error: conditional \"MIPS_LINUX\" was never defined.
+Usually this means the macro was only invoked conditionally." >&2;}
+ { (exit 1); exit 1; }; }
+fi
+if test -z "${SPARC_TRUE}" && test -z "${SPARC_FALSE}"; then
+ { { echo "$as_me:$LINENO: error: conditional \"SPARC\" was never defined.
+Usually this means the macro was only invoked conditionally." >&5
+echo "$as_me: error: conditional \"SPARC\" was never defined.
+Usually this means the macro was only invoked conditionally." >&2;}
+ { (exit 1); exit 1; }; }
+fi
+if test -z "${X86_TRUE}" && test -z "${X86_FALSE}"; then
+ { { echo "$as_me:$LINENO: error: conditional \"X86\" was never defined.
+Usually this means the macro was only invoked conditionally." >&5
+echo "$as_me: error: conditional \"X86\" was never defined.
+Usually this means the macro was only invoked conditionally." >&2;}
+ { (exit 1); exit 1; }; }
+fi
+if test -z "${X86_WIN32_TRUE}" && test -z "${X86_WIN32_FALSE}"; then
+ { { echo "$as_me:$LINENO: error: conditional \"X86_WIN32\" was never defined.
+Usually this means the macro was only invoked conditionally." >&5
+echo "$as_me: error: conditional \"X86_WIN32\" was never defined.
+Usually this means the macro was only invoked conditionally." >&2;}
+ { (exit 1); exit 1; }; }
+fi
+if test -z "${X86_DARWIN_TRUE}" && test -z "${X86_DARWIN_FALSE}"; then
+ { { echo "$as_me:$LINENO: error: conditional \"X86_DARWIN\" was never defined.
+Usually this means the macro was only invoked conditionally." >&5
+echo "$as_me: error: conditional \"X86_DARWIN\" was never defined.
+Usually this means the macro was only invoked conditionally." >&2;}
+ { (exit 1); exit 1; }; }
+fi
+if test -z "${ALPHA_TRUE}" && test -z "${ALPHA_FALSE}"; then
+ { { echo "$as_me:$LINENO: error: conditional \"ALPHA\" was never defined.
+Usually this means the macro was only invoked conditionally." >&5
+echo "$as_me: error: conditional \"ALPHA\" was never defined.
+Usually this means the macro was only invoked conditionally." >&2;}
+ { (exit 1); exit 1; }; }
+fi
+if test -z "${IA64_TRUE}" && test -z "${IA64_FALSE}"; then
+ { { echo "$as_me:$LINENO: error: conditional \"IA64\" was never defined.
+Usually this means the macro was only invoked conditionally." >&5
+echo "$as_me: error: conditional \"IA64\" was never defined.
+Usually this means the macro was only invoked conditionally." >&2;}
+ { (exit 1); exit 1; }; }
+fi
+if test -z "${M32R_TRUE}" && test -z "${M32R_FALSE}"; then
+ { { echo "$as_me:$LINENO: error: conditional \"M32R\" was never defined.
+Usually this means the macro was only invoked conditionally." >&5
+echo "$as_me: error: conditional \"M32R\" was never defined.
+Usually this means the macro was only invoked conditionally." >&2;}
+ { (exit 1); exit 1; }; }
+fi
+if test -z "${M68K_TRUE}" && test -z "${M68K_FALSE}"; then
+ { { echo "$as_me:$LINENO: error: conditional \"M68K\" was never defined.
+Usually this means the macro was only invoked conditionally." >&5
+echo "$as_me: error: conditional \"M68K\" was never defined.
+Usually this means the macro was only invoked conditionally." >&2;}
+ { (exit 1); exit 1; }; }
+fi
+if test -z "${POWERPC_TRUE}" && test -z "${POWERPC_FALSE}"; then
+ { { echo "$as_me:$LINENO: error: conditional \"POWERPC\" was never defined.
+Usually this means the macro was only invoked conditionally." >&5
+echo "$as_me: error: conditional \"POWERPC\" was never defined.
+Usually this means the macro was only invoked conditionally." >&2;}
+ { (exit 1); exit 1; }; }
+fi
+if test -z "${POWERPC_AIX_TRUE}" && test -z "${POWERPC_AIX_FALSE}"; then
+ { { echo "$as_me:$LINENO: error: conditional \"POWERPC_AIX\" was never defined.
+Usually this means the macro was only invoked conditionally." >&5
+echo "$as_me: error: conditional \"POWERPC_AIX\" was never defined.
+Usually this means the macro was only invoked conditionally." >&2;}
+ { (exit 1); exit 1; }; }
+fi
+if test -z "${POWERPC_DARWIN_TRUE}" && test -z "${POWERPC_DARWIN_FALSE}"; then
+ { { echo "$as_me:$LINENO: error: conditional \"POWERPC_DARWIN\" was never defined.
+Usually this means the macro was only invoked conditionally." >&5
+echo "$as_me: error: conditional \"POWERPC_DARWIN\" was never defined.
+Usually this means the macro was only invoked conditionally." >&2;}
+ { (exit 1); exit 1; }; }
+fi
+if test -z "${POWERPC_FREEBSD_TRUE}" && test -z "${POWERPC_FREEBSD_FALSE}"; then
+ { { echo "$as_me:$LINENO: error: conditional \"POWERPC_FREEBSD\" was never defined.
+Usually this means the macro was only invoked conditionally." >&5
+echo "$as_me: error: conditional \"POWERPC_FREEBSD\" was never defined.
+Usually this means the macro was only invoked conditionally." >&2;}
+ { (exit 1); exit 1; }; }
+fi
+if test -z "${ARM_TRUE}" && test -z "${ARM_FALSE}"; then
+ { { echo "$as_me:$LINENO: error: conditional \"ARM\" was never defined.
+Usually this means the macro was only invoked conditionally." >&5
+echo "$as_me: error: conditional \"ARM\" was never defined.
+Usually this means the macro was only invoked conditionally." >&2;}
+ { (exit 1); exit 1; }; }
+fi
+if test -z "${LIBFFI_CRIS_TRUE}" && test -z "${LIBFFI_CRIS_FALSE}"; then
+ { { echo "$as_me:$LINENO: error: conditional \"LIBFFI_CRIS\" was never defined.
+Usually this means the macro was only invoked conditionally." >&5
+echo "$as_me: error: conditional \"LIBFFI_CRIS\" was never defined.
+Usually this means the macro was only invoked conditionally." >&2;}
+ { (exit 1); exit 1; }; }
+fi
+if test -z "${FRV_TRUE}" && test -z "${FRV_FALSE}"; then
+ { { echo "$as_me:$LINENO: error: conditional \"FRV\" was never defined.
+Usually this means the macro was only invoked conditionally." >&5
+echo "$as_me: error: conditional \"FRV\" was never defined.
+Usually this means the macro was only invoked conditionally." >&2;}
+ { (exit 1); exit 1; }; }
+fi
+if test -z "${S390_TRUE}" && test -z "${S390_FALSE}"; then
+ { { echo "$as_me:$LINENO: error: conditional \"S390\" was never defined.
+Usually this means the macro was only invoked conditionally." >&5
+echo "$as_me: error: conditional \"S390\" was never defined.
+Usually this means the macro was only invoked conditionally." >&2;}
+ { (exit 1); exit 1; }; }
+fi
+if test -z "${X86_64_TRUE}" && test -z "${X86_64_FALSE}"; then
+ { { echo "$as_me:$LINENO: error: conditional \"X86_64\" was never defined.
+Usually this means the macro was only invoked conditionally." >&5
+echo "$as_me: error: conditional \"X86_64\" was never defined.
+Usually this means the macro was only invoked conditionally." >&2;}
+ { (exit 1); exit 1; }; }
+fi
+if test -z "${SH_TRUE}" && test -z "${SH_FALSE}"; then
+ { { echo "$as_me:$LINENO: error: conditional \"SH\" was never defined.
+Usually this means the macro was only invoked conditionally." >&5
+echo "$as_me: error: conditional \"SH\" was never defined.
+Usually this means the macro was only invoked conditionally." >&2;}
+ { (exit 1); exit 1; }; }
+fi
+if test -z "${SH64_TRUE}" && test -z "${SH64_FALSE}"; then
+ { { echo "$as_me:$LINENO: error: conditional \"SH64\" was never defined.
+Usually this means the macro was only invoked conditionally." >&5
+echo "$as_me: error: conditional \"SH64\" was never defined.
+Usually this means the macro was only invoked conditionally." >&2;}
+ { (exit 1); exit 1; }; }
+fi
+if test -z "${PA_LINUX_TRUE}" && test -z "${PA_LINUX_FALSE}"; then
+ { { echo "$as_me:$LINENO: error: conditional \"PA_LINUX\" was never defined.
+Usually this means the macro was only invoked conditionally." >&5
+echo "$as_me: error: conditional \"PA_LINUX\" was never defined.
+Usually this means the macro was only invoked conditionally." >&2;}
+ { (exit 1); exit 1; }; }
+fi
+if test -z "${PA_HPUX_TRUE}" && test -z "${PA_HPUX_FALSE}"; then
+ { { echo "$as_me:$LINENO: error: conditional \"PA_HPUX\" was never defined.
+Usually this means the macro was only invoked conditionally." >&5
+echo "$as_me: error: conditional \"PA_HPUX\" was never defined.
+Usually this means the macro was only invoked conditionally." >&2;}
+ { (exit 1); exit 1; }; }
+fi
+if test -z "${PA64_HPUX_TRUE}" && test -z "${PA64_HPUX_FALSE}"; then
+ { { echo "$as_me:$LINENO: error: conditional \"PA64_HPUX\" was never defined.
+Usually this means the macro was only invoked conditionally." >&5
+echo "$as_me: error: conditional \"PA64_HPUX\" was never defined.
+Usually this means the macro was only invoked conditionally." >&2;}
+ { (exit 1); exit 1; }; }
+fi
+
+: ${CONFIG_STATUS=./config.status}
+ac_clean_files_save=$ac_clean_files
+ac_clean_files="$ac_clean_files $CONFIG_STATUS"
+{ echo "$as_me:$LINENO: creating $CONFIG_STATUS" >&5
+echo "$as_me: creating $CONFIG_STATUS" >&6;}
+cat >$CONFIG_STATUS <<_ACEOF
+#! $SHELL
+# Generated by $as_me.
+# Run this file to recreate the current configuration.
+# Compiler output produced by configure, useful for debugging
+# configure, is in config.log if it exists.
+
+debug=false
+ac_cs_recheck=false
+ac_cs_silent=false
+SHELL=\${CONFIG_SHELL-$SHELL}
+_ACEOF
+
+cat >>$CONFIG_STATUS <<\_ACEOF
+## --------------------- ##
+## M4sh Initialization. ##
+## --------------------- ##
+
+# Be Bourne compatible
+if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then
+ emulate sh
+ NULLCMD=:
+ # Zsh 3.x and 4.x performs word splitting on ${1+"$@"}, which
+ # is contrary to our usage. Disable this feature.
+ alias -g '${1+"$@"}'='"$@"'
+elif test -n "${BASH_VERSION+set}" && (set -o posix) >/dev/null 2>&1; then
+ set -o posix
+fi
+DUALCASE=1; export DUALCASE # for MKS sh
+
+# Support unset when possible.
+if ( (MAIL=60; unset MAIL) || exit) >/dev/null 2>&1; then
+ as_unset=unset
+else
+ as_unset=false
+fi
+
+
+# Work around bugs in pre-3.0 UWIN ksh.
+$as_unset ENV MAIL MAILPATH
+PS1='$ '
+PS2='> '
+PS4='+ '
+
+# NLS nuisances.
+for as_var in \
+ LANG LANGUAGE LC_ADDRESS LC_ALL LC_COLLATE LC_CTYPE LC_IDENTIFICATION \
+ LC_MEASUREMENT LC_MESSAGES LC_MONETARY LC_NAME LC_NUMERIC LC_PAPER \
+ LC_TELEPHONE LC_TIME
+do
+ if (set +x; test -z "`(eval $as_var=C; export $as_var) 2>&1`"); then
+ eval $as_var=C; export $as_var
+ else
+ $as_unset $as_var
+ fi
+done
+
+# Required to use basename.
+if expr a : '\(a\)' >/dev/null 2>&1; then
+ as_expr=expr
+else
+ as_expr=false
+fi
+
+if (basename /) >/dev/null 2>&1 && test "X`basename / 2>&1`" = "X/"; then
+ as_basename=basename
+else
+ as_basename=false
+fi
+
+
+# Name of the executable.
+as_me=`$as_basename "$0" ||
+$as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
+ X"$0" : 'X\(//\)$' \| \
+ X"$0" : 'X\(/\)$' \| \
+ . : '\(.\)' 2>/dev/null ||
+echo X/"$0" |
+ sed '/^.*\/\([^/][^/]*\)\/*$/{ s//\1/; q; }
+ /^X\/\(\/\/\)$/{ s//\1/; q; }
+ /^X\/\(\/\).*/{ s//\1/; q; }
+ s/.*/./; q'`
+
+
+# PATH needs CR, and LINENO needs CR and PATH.
+# Avoid depending upon Character Ranges.
+as_cr_letters='abcdefghijklmnopqrstuvwxyz'
+as_cr_LETTERS='ABCDEFGHIJKLMNOPQRSTUVWXYZ'
+as_cr_Letters=$as_cr_letters$as_cr_LETTERS
+as_cr_digits='0123456789'
+as_cr_alnum=$as_cr_Letters$as_cr_digits
+
+# The user is always right.
+if test "${PATH_SEPARATOR+set}" != set; then
+ echo "#! /bin/sh" >conf$$.sh
+ echo "exit 0" >>conf$$.sh
+ chmod +x conf$$.sh
+ if (PATH="/nonexistent;."; conf$$.sh) >/dev/null 2>&1; then
+ PATH_SEPARATOR=';'
+ else
+ PATH_SEPARATOR=:
+ fi
+ rm -f conf$$.sh
+fi
+
+
+ as_lineno_1=$LINENO
+ as_lineno_2=$LINENO
+ as_lineno_3=`(expr $as_lineno_1 + 1) 2>/dev/null`
+ test "x$as_lineno_1" != "x$as_lineno_2" &&
+ test "x$as_lineno_3" = "x$as_lineno_2" || {
+ # Find who we are. Look in the path if we contain no path at all
+ # relative or not.
+ case $0 in
+ *[\\/]* ) as_myself=$0 ;;
+ *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break
+done
+
+ ;;
+ esac
+ # We did not find ourselves, most probably we were run as `sh COMMAND'
+ # in which case we are not to be found in the path.
+ if test "x$as_myself" = x; then
+ as_myself=$0
+ fi
+ if test ! -f "$as_myself"; then
+ { { echo "$as_me:$LINENO: error: cannot find myself; rerun with an absolute path" >&5
+echo "$as_me: error: cannot find myself; rerun with an absolute path" >&2;}
+ { (exit 1); exit 1; }; }
+ fi
+ case $CONFIG_SHELL in
+ '')
+ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in /bin$PATH_SEPARATOR/usr/bin$PATH_SEPARATOR$PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for as_base in sh bash ksh sh5; do
+ case $as_dir in
+ /*)
+ if ("$as_dir/$as_base" -c '
+ as_lineno_1=$LINENO
+ as_lineno_2=$LINENO
+ as_lineno_3=`(expr $as_lineno_1 + 1) 2>/dev/null`
+ test "x$as_lineno_1" != "x$as_lineno_2" &&
+ test "x$as_lineno_3" = "x$as_lineno_2" ') 2>/dev/null; then
+ $as_unset BASH_ENV || test "${BASH_ENV+set}" != set || { BASH_ENV=; export BASH_ENV; }
+ $as_unset ENV || test "${ENV+set}" != set || { ENV=; export ENV; }
+ CONFIG_SHELL=$as_dir/$as_base
+ export CONFIG_SHELL
+ exec "$CONFIG_SHELL" "$0" ${1+"$@"}
+ fi;;
+ esac
+ done
+done
+;;
+ esac
+
+ # Create $as_me.lineno as a copy of $as_myself, but with $LINENO
+ # uniformly replaced by the line number. The first 'sed' inserts a
+ # line-number line before each line; the second 'sed' does the real
+ # work. The second script uses 'N' to pair each line-number line
+ # with the numbered line, and appends trailing '-' during
+ # substitution so that $LINENO is not a special case at line end.
+ # (Raja R Harinath suggested sed '=', and Paul Eggert wrote the
+ # second 'sed' script. Blame Lee E. McMahon for sed's syntax. :-)
+ sed '=' <$as_myself |
+ sed '
+ N
+ s,$,-,
+ : loop
+ s,^\(['$as_cr_digits']*\)\(.*\)[$]LINENO\([^'$as_cr_alnum'_]\),\1\2\1\3,
+ t loop
+ s,-$,,
+ s,^['$as_cr_digits']*\n,,
+ ' >$as_me.lineno &&
+ chmod +x $as_me.lineno ||
+ { { echo "$as_me:$LINENO: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&5
+echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2;}
+ { (exit 1); exit 1; }; }
+
+ # Don't try to exec as it changes $[0], causing all sort of problems
+ # (the dirname of $[0] is not the place where we might find the
+ # original and so on. Autoconf is especially sensible to this).
+ . ./$as_me.lineno
+ # Exit status is that of the last command.
+ exit
+}
+
+
+case `echo "testing\c"; echo 1,2,3`,`echo -n testing; echo 1,2,3` in
+ *c*,-n*) ECHO_N= ECHO_C='
+' ECHO_T=' ' ;;
+ *c*,* ) ECHO_N=-n ECHO_C= ECHO_T= ;;
+ *) ECHO_N= ECHO_C='\c' ECHO_T= ;;
+esac
+
+if expr a : '\(a\)' >/dev/null 2>&1; then
+ as_expr=expr
+else
+ as_expr=false
+fi
+
+rm -f conf$$ conf$$.exe conf$$.file
+echo >conf$$.file
+if ln -s conf$$.file conf$$ 2>/dev/null; then
+ # We could just check for DJGPP; but this test a) works b) is more generic
+ # and c) will remain valid once DJGPP supports symlinks (DJGPP 2.04).
+ if test -f conf$$.exe; then
+ # Don't use ln at all; we don't have any links
+ as_ln_s='cp -p'
+ else
+ as_ln_s='ln -s'
+ fi
+elif ln conf$$.file conf$$ 2>/dev/null; then
+ as_ln_s=ln
+else
+ as_ln_s='cp -p'
+fi
+rm -f conf$$ conf$$.exe conf$$.file
+
+if mkdir -p . 2>/dev/null; then
+ as_mkdir_p=:
+else
+ test -d ./-p && rmdir ./-p
+ as_mkdir_p=false
+fi
+
+as_executable_p="test -f"
+
+# Sed expression to map a string onto a valid CPP name.
+as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'"
+
+# Sed expression to map a string onto a valid variable name.
+as_tr_sh="eval sed 'y%*+%pp%;s%[^_$as_cr_alnum]%_%g'"
+
+
+# IFS
+# We need space, tab and new line, in precisely that order.
+as_nl='
+'
+IFS=" $as_nl"
+
+# CDPATH.
+$as_unset CDPATH
+
+exec 6>&1
+
+# Open the log real soon, to keep \$[0] and so on meaningful, and to
+# report actual input values of CONFIG_FILES etc. instead of their
+# values after options handling. Logging --version etc. is OK.
+exec 5>>config.log
+{
+ echo
+ sed 'h;s/./-/g;s/^.../## /;s/...$/ ##/;p;x;p;x' <<_ASBOX
+## Running $as_me. ##
+_ASBOX
+} >&5
+cat >&5 <<_CSEOF
+
+This file was extended by libffi $as_me 2.1, which was
+generated by GNU Autoconf 2.59. Invocation command line was
+
+ CONFIG_FILES = $CONFIG_FILES
+ CONFIG_HEADERS = $CONFIG_HEADERS
+ CONFIG_LINKS = $CONFIG_LINKS
+ CONFIG_COMMANDS = $CONFIG_COMMANDS
+ $ $0 $@
+
+_CSEOF
+echo "on `(hostname || uname -n) 2>/dev/null | sed 1q`" >&5
+echo >&5
+_ACEOF
+
+# Files that config.status was made for.
+if test -n "$ac_config_files"; then
+ echo "config_files=\"$ac_config_files\"" >>$CONFIG_STATUS
+fi
+
+if test -n "$ac_config_headers"; then
+ echo "config_headers=\"$ac_config_headers\"" >>$CONFIG_STATUS
+fi
+
+if test -n "$ac_config_links"; then
+ echo "config_links=\"$ac_config_links\"" >>$CONFIG_STATUS
+fi
+
+if test -n "$ac_config_commands"; then
+ echo "config_commands=\"$ac_config_commands\"" >>$CONFIG_STATUS
+fi
+
+cat >>$CONFIG_STATUS <<\_ACEOF
+
+ac_cs_usage="\
+\`$as_me' instantiates files from templates according to the
+current configuration.
+
+Usage: $0 [OPTIONS] [FILE]...
+
+ -h, --help print this help, then exit
+ -V, --version print version number, then exit
+ -q, --quiet do not print progress messages
+ -d, --debug don't remove temporary files
+ --recheck update $as_me by reconfiguring in the same conditions
+ --file=FILE[:TEMPLATE]
+ instantiate the configuration file FILE
+ --header=FILE[:TEMPLATE]
+ instantiate the configuration header FILE
+
+Configuration files:
+$config_files
+
+Configuration headers:
+$config_headers
+
+Configuration links:
+$config_links
+
+Configuration commands:
+$config_commands
+
+Report bugs to <bug-autoconf at gnu.org>."
+_ACEOF
+
+cat >>$CONFIG_STATUS <<_ACEOF
+ac_cs_version="\\
+libffi config.status 2.1
+configured by $0, generated by GNU Autoconf 2.59,
+ with options \\"`echo "$ac_configure_args" | sed 's/[\\""\`\$]/\\\\&/g'`\\"
+
+Copyright (C) 2003 Free Software Foundation, Inc.
+This config.status script is free software; the Free Software Foundation
+gives unlimited permission to copy, distribute and modify it."
+srcdir=$srcdir
+INSTALL="$INSTALL"
+_ACEOF
+
+cat >>$CONFIG_STATUS <<\_ACEOF
+# If no file are specified by the user, then we need to provide default
+# value. By we need to know if files were specified by the user.
+ac_need_defaults=:
+while test $# != 0
+do
+ case $1 in
+ --*=*)
+ ac_option=`expr "x$1" : 'x\([^=]*\)='`
+ ac_optarg=`expr "x$1" : 'x[^=]*=\(.*\)'`
+ ac_shift=:
+ ;;
+ -*)
+ ac_option=$1
+ ac_optarg=$2
+ ac_shift=shift
+ ;;
+ *) # This is not an option, so the user has probably given explicit
+ # arguments.
+ ac_option=$1
+ ac_need_defaults=false;;
+ esac
+
+ case $ac_option in
+ # Handling of the options.
+_ACEOF
+cat >>$CONFIG_STATUS <<\_ACEOF
+ -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r)
+ ac_cs_recheck=: ;;
+ --version | --vers* | -V )
+ echo "$ac_cs_version"; exit 0 ;;
+ --he | --h)
+ # Conflict between --help and --header
+ { { echo "$as_me:$LINENO: error: ambiguous option: $1
+Try \`$0 --help' for more information." >&5
+echo "$as_me: error: ambiguous option: $1
+Try \`$0 --help' for more information." >&2;}
+ { (exit 1); exit 1; }; };;
+ --help | --hel | -h )
+ echo "$ac_cs_usage"; exit 0 ;;
+ --debug | --d* | -d )
+ debug=: ;;
+ --file | --fil | --fi | --f )
+ $ac_shift
+ CONFIG_FILES="$CONFIG_FILES $ac_optarg"
+ ac_need_defaults=false;;
+ --header | --heade | --head | --hea )
+ $ac_shift
+ CONFIG_HEADERS="$CONFIG_HEADERS $ac_optarg"
+ ac_need_defaults=false;;
+ -q | -quiet | --quiet | --quie | --qui | --qu | --q \
+ | -silent | --silent | --silen | --sile | --sil | --si | --s)
+ ac_cs_silent=: ;;
+
+ # This is an error.
+ -*) { { echo "$as_me:$LINENO: error: unrecognized option: $1
+Try \`$0 --help' for more information." >&5
+echo "$as_me: error: unrecognized option: $1
+Try \`$0 --help' for more information." >&2;}
+ { (exit 1); exit 1; }; } ;;
+
+ *) ac_config_targets="$ac_config_targets $1" ;;
+
+ esac
+ shift
+done
+
+ac_configure_extra_args=
+
+if $ac_cs_silent; then
+ exec 6>/dev/null
+ ac_configure_extra_args="$ac_configure_extra_args --silent"
+fi
+
+_ACEOF
+cat >>$CONFIG_STATUS <<_ACEOF
+if \$ac_cs_recheck; then
+ echo "running $SHELL $0 " $ac_configure_args \$ac_configure_extra_args " --no-create --no-recursion" >&6
+ exec $SHELL $0 $ac_configure_args \$ac_configure_extra_args --no-create --no-recursion
+fi
+
+_ACEOF
+
+cat >>$CONFIG_STATUS <<_ACEOF
+#
+# INIT-COMMANDS section.
+#
+
+
+srcdir="$srcdir"
+host="$host"
+target="$target"
+with_multisubdir="$with_multisubdir"
+with_multisrctop="$with_multisrctop"
+with_target_subdir="$with_target_subdir"
+ac_configure_args="${multilib_arg} ${ac_configure_args}"
+multi_basedir="$multi_basedir"
+CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
+CC="$CC"
+AMDEP_TRUE="$AMDEP_TRUE" ac_aux_dir="$ac_aux_dir"
+TARGETDIR="$TARGETDIR"
+
+_ACEOF
+
+
+
+cat >>$CONFIG_STATUS <<\_ACEOF
+for ac_config_target in $ac_config_targets
+do
+ case "$ac_config_target" in
+ # Handling of arguments.
+ "include/Makefile" ) CONFIG_FILES="$CONFIG_FILES include/Makefile" ;;
+ "include/ffi.h" ) CONFIG_FILES="$CONFIG_FILES include/ffi.h" ;;
+ "Makefile" ) CONFIG_FILES="$CONFIG_FILES Makefile" ;;
+ "testsuite/Makefile" ) CONFIG_FILES="$CONFIG_FILES testsuite/Makefile" ;;
+ "include/ffitarget.h" ) CONFIG_LINKS="$CONFIG_LINKS include/ffitarget.h:src/$TARGETDIR/ffitarget.h" ;;
+ "default-1" ) CONFIG_COMMANDS="$CONFIG_COMMANDS default-1" ;;
+ "depfiles" ) CONFIG_COMMANDS="$CONFIG_COMMANDS depfiles" ;;
+ "include" ) CONFIG_COMMANDS="$CONFIG_COMMANDS include" ;;
+ "src" ) CONFIG_COMMANDS="$CONFIG_COMMANDS src" ;;
+ "fficonfig.h" ) CONFIG_HEADERS="$CONFIG_HEADERS fficonfig.h" ;;
+ *) { { echo "$as_me:$LINENO: error: invalid argument: $ac_config_target" >&5
+echo "$as_me: error: invalid argument: $ac_config_target" >&2;}
+ { (exit 1); exit 1; }; };;
+ esac
+done
+
+# If the user did not use the arguments to specify the items to instantiate,
+# then the envvar interface is used. Set only those that are not.
+# We use the long form for the default assignment because of an extremely
+# bizarre bug on SunOS 4.1.3.
+if $ac_need_defaults; then
+ test "${CONFIG_FILES+set}" = set || CONFIG_FILES=$config_files
+ test "${CONFIG_HEADERS+set}" = set || CONFIG_HEADERS=$config_headers
+ test "${CONFIG_LINKS+set}" = set || CONFIG_LINKS=$config_links
+ test "${CONFIG_COMMANDS+set}" = set || CONFIG_COMMANDS=$config_commands
+fi
+
+# Have a temporary directory for convenience. Make it in the build tree
+# simply because there is no reason to put it here, and in addition,
+# creating and moving files from /tmp can sometimes cause problems.
+# Create a temporary directory, and hook for its removal unless debugging.
+$debug ||
+{
+ trap 'exit_status=$?; rm -rf $tmp && exit $exit_status' 0
+ trap '{ (exit 1); exit 1; }' 1 2 13 15
+}
+
+# Create a (secure) tmp directory for tmp files.
+
+{
+ tmp=`(umask 077 && mktemp -d -q "./confstatXXXXXX") 2>/dev/null` &&
+ test -n "$tmp" && test -d "$tmp"
+} ||
+{
+ tmp=./confstat$$-$RANDOM
+ (umask 077 && mkdir $tmp)
+} ||
+{
+ echo "$me: cannot create a temporary directory in ." >&2
+ { (exit 1); exit 1; }
+}
+
+_ACEOF
+
+cat >>$CONFIG_STATUS <<_ACEOF
+
+#
+# CONFIG_FILES section.
+#
+
+# No need to generate the scripts if there are no CONFIG_FILES.
+# This happens for instance when ./config.status config.h
+if test -n "\$CONFIG_FILES"; then
+ # Protect against being on the right side of a sed subst in config.status.
+ sed 's/,@/@@/; s/@,/@@/; s/,;t t\$/@;t t/; /@;t t\$/s/[\\\\&,]/\\\\&/g;
+ s/@@/,@/; s/@@/@,/; s/@;t t\$/,;t t/' >\$tmp/subs.sed <<\\CEOF
+s, at SHELL@,$SHELL,;t t
+s, at PATH_SEPARATOR@,$PATH_SEPARATOR,;t t
+s, at PACKAGE_NAME@,$PACKAGE_NAME,;t t
+s, at PACKAGE_TARNAME@,$PACKAGE_TARNAME,;t t
+s, at PACKAGE_VERSION@,$PACKAGE_VERSION,;t t
+s, at PACKAGE_STRING@,$PACKAGE_STRING,;t t
+s, at PACKAGE_BUGREPORT@,$PACKAGE_BUGREPORT,;t t
+s, at exec_prefix@,$exec_prefix,;t t
+s, at prefix@,$prefix,;t t
+s, at program_transform_name@,$program_transform_name,;t t
+s, at bindir@,$bindir,;t t
+s, at sbindir@,$sbindir,;t t
+s, at libexecdir@,$libexecdir,;t t
+s, at datadir@,$datadir,;t t
+s, at sysconfdir@,$sysconfdir,;t t
+s, at sharedstatedir@,$sharedstatedir,;t t
+s, at localstatedir@,$localstatedir,;t t
+s, at libdir@,$libdir,;t t
+s, at includedir@,$includedir,;t t
+s, at oldincludedir@,$oldincludedir,;t t
+s, at infodir@,$infodir,;t t
+s, at mandir@,$mandir,;t t
+s, at build_alias@,$build_alias,;t t
+s, at host_alias@,$host_alias,;t t
+s, at target_alias@,$target_alias,;t t
+s, at DEFS@,$DEFS,;t t
+s, at ECHO_C@,$ECHO_C,;t t
+s, at ECHO_N@,$ECHO_N,;t t
+s, at ECHO_T@,$ECHO_T,;t t
+s, at LIBS@,$LIBS,;t t
+s, at multi_basedir@,$multi_basedir,;t t
+s, at build@,$build,;t t
+s, at build_cpu@,$build_cpu,;t t
+s, at build_vendor@,$build_vendor,;t t
+s, at build_os@,$build_os,;t t
+s, at host@,$host,;t t
+s, at host_cpu@,$host_cpu,;t t
+s, at host_vendor@,$host_vendor,;t t
+s, at host_os@,$host_os,;t t
+s, at target@,$target,;t t
+s, at target_cpu@,$target_cpu,;t t
+s, at target_vendor@,$target_vendor,;t t
+s, at target_os@,$target_os,;t t
+s, at INSTALL_PROGRAM@,$INSTALL_PROGRAM,;t t
+s, at INSTALL_SCRIPT@,$INSTALL_SCRIPT,;t t
+s, at INSTALL_DATA@,$INSTALL_DATA,;t t
+s, at CYGPATH_W@,$CYGPATH_W,;t t
+s, at PACKAGE@,$PACKAGE,;t t
+s, at VERSION@,$VERSION,;t t
+s, at ACLOCAL@,$ACLOCAL,;t t
+s, at AUTOCONF@,$AUTOCONF,;t t
+s, at AUTOMAKE@,$AUTOMAKE,;t t
+s, at AUTOHEADER@,$AUTOHEADER,;t t
+s, at MAKEINFO@,$MAKEINFO,;t t
+s, at install_sh@,$install_sh,;t t
+s, at STRIP@,$STRIP,;t t
+s, at ac_ct_STRIP@,$ac_ct_STRIP,;t t
+s, at INSTALL_STRIP_PROGRAM@,$INSTALL_STRIP_PROGRAM,;t t
+s, at mkdir_p@,$mkdir_p,;t t
+s, at AWK@,$AWK,;t t
+s, at SET_MAKE@,$SET_MAKE,;t t
+s, at am__leading_dot@,$am__leading_dot,;t t
+s, at AMTAR@,$AMTAR,;t t
+s, at am__tar@,$am__tar,;t t
+s, at am__untar@,$am__untar,;t t
+s, at CC@,$CC,;t t
+s, at ac_ct_CC@,$ac_ct_CC,;t t
+s, at EXEEXT@,$EXEEXT,;t t
+s, at OBJEXT@,$OBJEXT,;t t
+s, at DEPDIR@,$DEPDIR,;t t
+s, at am__include@,$am__include,;t t
+s, at am__quote@,$am__quote,;t t
+s, at AMDEP_TRUE@,$AMDEP_TRUE,;t t
+s, at AMDEP_FALSE@,$AMDEP_FALSE,;t t
+s, at AMDEPBACKSLASH@,$AMDEPBACKSLASH,;t t
+s, at CCDEPMODE@,$CCDEPMODE,;t t
+s, at am__fastdepCC_TRUE@,$am__fastdepCC_TRUE,;t t
+s, at am__fastdepCC_FALSE@,$am__fastdepCC_FALSE,;t t
+s, at CFLAGS@,$CFLAGS,;t t
+s, at CCAS@,$CCAS,;t t
+s, at CCASFLAGS@,$CCASFLAGS,;t t
+s, at LN_S@,$LN_S,;t t
+s, at RANLIB@,$RANLIB,;t t
+s, at ac_ct_RANLIB@,$ac_ct_RANLIB,;t t
+s, at LIBTOOL@,$LIBTOOL,;t t
+s, at MAINTAINER_MODE_TRUE@,$MAINTAINER_MODE_TRUE,;t t
+s, at MAINTAINER_MODE_FALSE@,$MAINTAINER_MODE_FALSE,;t t
+s, at MAINT@,$MAINT,;t t
+s, at CPP@,$CPP,;t t
+s, at CPPFLAGS@,$CPPFLAGS,;t t
+s, at EGREP@,$EGREP,;t t
+s, at TESTSUBDIR_TRUE@,$TESTSUBDIR_TRUE,;t t
+s, at TESTSUBDIR_FALSE@,$TESTSUBDIR_FALSE,;t t
+s, at AM_RUNTESTFLAGS@,$AM_RUNTESTFLAGS,;t t
+s, at MIPS_IRIX_TRUE@,$MIPS_IRIX_TRUE,;t t
+s, at MIPS_IRIX_FALSE@,$MIPS_IRIX_FALSE,;t t
+s, at MIPS_LINUX_TRUE@,$MIPS_LINUX_TRUE,;t t
+s, at MIPS_LINUX_FALSE@,$MIPS_LINUX_FALSE,;t t
+s, at SPARC_TRUE@,$SPARC_TRUE,;t t
+s, at SPARC_FALSE@,$SPARC_FALSE,;t t
+s, at X86_TRUE@,$X86_TRUE,;t t
+s, at X86_FALSE@,$X86_FALSE,;t t
+s, at X86_WIN32_TRUE@,$X86_WIN32_TRUE,;t t
+s, at X86_WIN32_FALSE@,$X86_WIN32_FALSE,;t t
+s, at X86_DARWIN_TRUE@,$X86_DARWIN_TRUE,;t t
+s, at X86_DARWIN_FALSE@,$X86_DARWIN_FALSE,;t t
+s, at ALPHA_TRUE@,$ALPHA_TRUE,;t t
+s, at ALPHA_FALSE@,$ALPHA_FALSE,;t t
+s, at IA64_TRUE@,$IA64_TRUE,;t t
+s, at IA64_FALSE@,$IA64_FALSE,;t t
+s, at M32R_TRUE@,$M32R_TRUE,;t t
+s, at M32R_FALSE@,$M32R_FALSE,;t t
+s, at M68K_TRUE@,$M68K_TRUE,;t t
+s, at M68K_FALSE@,$M68K_FALSE,;t t
+s, at POWERPC_TRUE@,$POWERPC_TRUE,;t t
+s, at POWERPC_FALSE@,$POWERPC_FALSE,;t t
+s, at POWERPC_AIX_TRUE@,$POWERPC_AIX_TRUE,;t t
+s, at POWERPC_AIX_FALSE@,$POWERPC_AIX_FALSE,;t t
+s, at POWERPC_DARWIN_TRUE@,$POWERPC_DARWIN_TRUE,;t t
+s, at POWERPC_DARWIN_FALSE@,$POWERPC_DARWIN_FALSE,;t t
+s, at POWERPC_FREEBSD_TRUE@,$POWERPC_FREEBSD_TRUE,;t t
+s, at POWERPC_FREEBSD_FALSE@,$POWERPC_FREEBSD_FALSE,;t t
+s, at ARM_TRUE@,$ARM_TRUE,;t t
+s, at ARM_FALSE@,$ARM_FALSE,;t t
+s, at LIBFFI_CRIS_TRUE@,$LIBFFI_CRIS_TRUE,;t t
+s, at LIBFFI_CRIS_FALSE@,$LIBFFI_CRIS_FALSE,;t t
+s, at FRV_TRUE@,$FRV_TRUE,;t t
+s, at FRV_FALSE@,$FRV_FALSE,;t t
+s, at S390_TRUE@,$S390_TRUE,;t t
+s, at S390_FALSE@,$S390_FALSE,;t t
+s, at X86_64_TRUE@,$X86_64_TRUE,;t t
+s, at X86_64_FALSE@,$X86_64_FALSE,;t t
+s, at SH_TRUE@,$SH_TRUE,;t t
+s, at SH_FALSE@,$SH_FALSE,;t t
+s, at SH64_TRUE@,$SH64_TRUE,;t t
+s, at SH64_FALSE@,$SH64_FALSE,;t t
+s, at PA_LINUX_TRUE@,$PA_LINUX_TRUE,;t t
+s, at PA_LINUX_FALSE@,$PA_LINUX_FALSE,;t t
+s, at PA_HPUX_TRUE@,$PA_HPUX_TRUE,;t t
+s, at PA_HPUX_FALSE@,$PA_HPUX_FALSE,;t t
+s, at PA64_HPUX_TRUE@,$PA64_HPUX_TRUE,;t t
+s, at PA64_HPUX_FALSE@,$PA64_HPUX_FALSE,;t t
+s, at ALLOCA@,$ALLOCA,;t t
+s, at HAVE_LONG_DOUBLE@,$HAVE_LONG_DOUBLE,;t t
+s, at TARGET@,$TARGET,;t t
+s, at TARGETDIR@,$TARGETDIR,;t t
+s, at toolexecdir@,$toolexecdir,;t t
+s, at toolexeclibdir@,$toolexeclibdir,;t t
+s, at LIBOBJS@,$LIBOBJS,;t t
+s, at LTLIBOBJS@,$LTLIBOBJS,;t t
+CEOF
+
+_ACEOF
+
+ cat >>$CONFIG_STATUS <<\_ACEOF
+ # Split the substitutions into bite-sized pieces for seds with
+ # small command number limits, like on Digital OSF/1 and HP-UX.
+ ac_max_sed_lines=48
+ ac_sed_frag=1 # Number of current file.
+ ac_beg=1 # First line for current file.
+ ac_end=$ac_max_sed_lines # Line after last line for current file.
+ ac_more_lines=:
+ ac_sed_cmds=
+ while $ac_more_lines; do
+ if test $ac_beg -gt 1; then
+ sed "1,${ac_beg}d; ${ac_end}q" $tmp/subs.sed >$tmp/subs.frag
+ else
+ sed "${ac_end}q" $tmp/subs.sed >$tmp/subs.frag
+ fi
+ if test ! -s $tmp/subs.frag; then
+ ac_more_lines=false
+ else
+ # The purpose of the label and of the branching condition is to
+ # speed up the sed processing (if there are no `@' at all, there
+ # is no need to browse any of the substitutions).
+ # These are the two extra sed commands mentioned above.
+ (echo ':t
+ /@[a-zA-Z_][a-zA-Z_0-9]*@/!b' && cat $tmp/subs.frag) >$tmp/subs-$ac_sed_frag.sed
+ if test -z "$ac_sed_cmds"; then
+ ac_sed_cmds="sed -f $tmp/subs-$ac_sed_frag.sed"
+ else
+ ac_sed_cmds="$ac_sed_cmds | sed -f $tmp/subs-$ac_sed_frag.sed"
+ fi
+ ac_sed_frag=`expr $ac_sed_frag + 1`
+ ac_beg=$ac_end
+ ac_end=`expr $ac_end + $ac_max_sed_lines`
+ fi
+ done
+ if test -z "$ac_sed_cmds"; then
+ ac_sed_cmds=cat
+ fi
+fi # test -n "$CONFIG_FILES"
+
+_ACEOF
+cat >>$CONFIG_STATUS <<\_ACEOF
+for ac_file in : $CONFIG_FILES; do test "x$ac_file" = x: && continue
+ # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
+ case $ac_file in
+ - | *:- | *:-:* ) # input from stdin
+ cat >$tmp/stdin
+ ac_file_in=`echo "$ac_file" | sed 's,[^:]*:,,'`
+ ac_file=`echo "$ac_file" | sed 's,:.*,,'` ;;
+ *:* ) ac_file_in=`echo "$ac_file" | sed 's,[^:]*:,,'`
+ ac_file=`echo "$ac_file" | sed 's,:.*,,'` ;;
+ * ) ac_file_in=$ac_file.in ;;
+ esac
+
+ # Compute @srcdir@, @top_srcdir@, and @INSTALL@ for subdirectories.
+ ac_dir=`(dirname "$ac_file") 2>/dev/null ||
+$as_expr X"$ac_file" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+ X"$ac_file" : 'X\(//\)[^/]' \| \
+ X"$ac_file" : 'X\(//\)$' \| \
+ X"$ac_file" : 'X\(/\)' \| \
+ . : '\(.\)' 2>/dev/null ||
+echo X"$ac_file" |
+ sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; }
+ /^X\(\/\/\)[^/].*/{ s//\1/; q; }
+ /^X\(\/\/\)$/{ s//\1/; q; }
+ /^X\(\/\).*/{ s//\1/; q; }
+ s/.*/./; q'`
+ { if $as_mkdir_p; then
+ mkdir -p "$ac_dir"
+ else
+ as_dir="$ac_dir"
+ as_dirs=
+ while test ! -d "$as_dir"; do
+ as_dirs="$as_dir $as_dirs"
+ as_dir=`(dirname "$as_dir") 2>/dev/null ||
+$as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+ X"$as_dir" : 'X\(//\)[^/]' \| \
+ X"$as_dir" : 'X\(//\)$' \| \
+ X"$as_dir" : 'X\(/\)' \| \
+ . : '\(.\)' 2>/dev/null ||
+echo X"$as_dir" |
+ sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; }
+ /^X\(\/\/\)[^/].*/{ s//\1/; q; }
+ /^X\(\/\/\)$/{ s//\1/; q; }
+ /^X\(\/\).*/{ s//\1/; q; }
+ s/.*/./; q'`
+ done
+ test ! -n "$as_dirs" || mkdir $as_dirs
+ fi || { { echo "$as_me:$LINENO: error: cannot create directory \"$ac_dir\"" >&5
+echo "$as_me: error: cannot create directory \"$ac_dir\"" >&2;}
+ { (exit 1); exit 1; }; }; }
+
+ ac_builddir=.
+
+if test "$ac_dir" != .; then
+ ac_dir_suffix=/`echo "$ac_dir" | sed 's,^\.[\\/],,'`
+ # A "../" for each directory in $ac_dir_suffix.
+ ac_top_builddir=`echo "$ac_dir_suffix" | sed 's,/[^\\/]*,../,g'`
+else
+ ac_dir_suffix= ac_top_builddir=
+fi
+
+case $srcdir in
+ .) # No --srcdir option. We are building in place.
+ ac_srcdir=.
+ if test -z "$ac_top_builddir"; then
+ ac_top_srcdir=.
+ else
+ ac_top_srcdir=`echo $ac_top_builddir | sed 's,/$,,'`
+ fi ;;
+ [\\/]* | ?:[\\/]* ) # Absolute path.
+ ac_srcdir=$srcdir$ac_dir_suffix;
+ ac_top_srcdir=$srcdir ;;
+ *) # Relative path.
+ ac_srcdir=$ac_top_builddir$srcdir$ac_dir_suffix
+ ac_top_srcdir=$ac_top_builddir$srcdir ;;
+esac
+
+# Do not use `cd foo && pwd` to compute absolute paths, because
+# the directories may not exist.
+case `pwd` in
+.) ac_abs_builddir="$ac_dir";;
+*)
+ case "$ac_dir" in
+ .) ac_abs_builddir=`pwd`;;
+ [\\/]* | ?:[\\/]* ) ac_abs_builddir="$ac_dir";;
+ *) ac_abs_builddir=`pwd`/"$ac_dir";;
+ esac;;
+esac
+case $ac_abs_builddir in
+.) ac_abs_top_builddir=${ac_top_builddir}.;;
+*)
+ case ${ac_top_builddir}. in
+ .) ac_abs_top_builddir=$ac_abs_builddir;;
+ [\\/]* | ?:[\\/]* ) ac_abs_top_builddir=${ac_top_builddir}.;;
+ *) ac_abs_top_builddir=$ac_abs_builddir/${ac_top_builddir}.;;
+ esac;;
+esac
+case $ac_abs_builddir in
+.) ac_abs_srcdir=$ac_srcdir;;
+*)
+ case $ac_srcdir in
+ .) ac_abs_srcdir=$ac_abs_builddir;;
+ [\\/]* | ?:[\\/]* ) ac_abs_srcdir=$ac_srcdir;;
+ *) ac_abs_srcdir=$ac_abs_builddir/$ac_srcdir;;
+ esac;;
+esac
+case $ac_abs_builddir in
+.) ac_abs_top_srcdir=$ac_top_srcdir;;
+*)
+ case $ac_top_srcdir in
+ .) ac_abs_top_srcdir=$ac_abs_builddir;;
+ [\\/]* | ?:[\\/]* ) ac_abs_top_srcdir=$ac_top_srcdir;;
+ *) ac_abs_top_srcdir=$ac_abs_builddir/$ac_top_srcdir;;
+ esac;;
+esac
+
+
+ case $INSTALL in
+ [\\/$]* | ?:[\\/]* ) ac_INSTALL=$INSTALL ;;
+ *) ac_INSTALL=$ac_top_builddir$INSTALL ;;
+ esac
+
+ if test x"$ac_file" != x-; then
+ { echo "$as_me:$LINENO: creating $ac_file" >&5
+echo "$as_me: creating $ac_file" >&6;}
+ rm -f "$ac_file"
+ fi
+ # Let's still pretend it is `configure' which instantiates (i.e., don't
+ # use $as_me), people would be surprised to read:
+ # /* config.h. Generated by config.status. */
+ if test x"$ac_file" = x-; then
+ configure_input=
+ else
+ configure_input="$ac_file. "
+ fi
+ configure_input=$configure_input"Generated from `echo $ac_file_in |
+ sed 's,.*/,,'` by configure."
+
+ # First look for the input files in the build tree, otherwise in the
+ # src tree.
+ ac_file_inputs=`IFS=:
+ for f in $ac_file_in; do
+ case $f in
+ -) echo $tmp/stdin ;;
+ [\\/$]*)
+ # Absolute (can't be DOS-style, as IFS=:)
+ test -f "$f" || { { echo "$as_me:$LINENO: error: cannot find input file: $f" >&5
+echo "$as_me: error: cannot find input file: $f" >&2;}
+ { (exit 1); exit 1; }; }
+ echo "$f";;
+ *) # Relative
+ if test -f "$f"; then
+ # Build tree
+ echo "$f"
+ elif test -f "$srcdir/$f"; then
+ # Source tree
+ echo "$srcdir/$f"
+ else
+ # /dev/null tree
+ { { echo "$as_me:$LINENO: error: cannot find input file: $f" >&5
+echo "$as_me: error: cannot find input file: $f" >&2;}
+ { (exit 1); exit 1; }; }
+ fi;;
+ esac
+ done` || { (exit 1); exit 1; }
+_ACEOF
+cat >>$CONFIG_STATUS <<_ACEOF
+ sed "$ac_vpsub
+$extrasub
+_ACEOF
+cat >>$CONFIG_STATUS <<\_ACEOF
+:t
+/@[a-zA-Z_][a-zA-Z_0-9]*@/!b
+s, at configure_input@,$configure_input,;t t
+s, at srcdir@,$ac_srcdir,;t t
+s, at abs_srcdir@,$ac_abs_srcdir,;t t
+s, at top_srcdir@,$ac_top_srcdir,;t t
+s, at abs_top_srcdir@,$ac_abs_top_srcdir,;t t
+s, at builddir@,$ac_builddir,;t t
+s, at abs_builddir@,$ac_abs_builddir,;t t
+s, at top_builddir@,$ac_top_builddir,;t t
+s, at abs_top_builddir@,$ac_abs_top_builddir,;t t
+s, at INSTALL@,$ac_INSTALL,;t t
+" $ac_file_inputs | (eval "$ac_sed_cmds") >$tmp/out
+ rm -f $tmp/stdin
+ if test x"$ac_file" != x-; then
+ mv $tmp/out $ac_file
+ else
+ cat $tmp/out
+ rm -f $tmp/out
+ fi
+
+done
+_ACEOF
+cat >>$CONFIG_STATUS <<\_ACEOF
+
+#
+# CONFIG_HEADER section.
+#
+
+# These sed commands are passed to sed as "A NAME B NAME C VALUE D", where
+# NAME is the cpp macro being defined and VALUE is the value it is being given.
+#
+# ac_d sets the value in "#define NAME VALUE" lines.
+ac_dA='s,^\([ ]*\)#\([ ]*define[ ][ ]*\)'
+ac_dB='[ ].*$,\1#\2'
+ac_dC=' '
+ac_dD=',;t'
+# ac_u turns "#undef NAME" without trailing blanks into "#define NAME VALUE".
+ac_uA='s,^\([ ]*\)#\([ ]*\)undef\([ ][ ]*\)'
+ac_uB='$,\1#\2define\3'
+ac_uC=' '
+ac_uD=',;t'
+
+for ac_file in : $CONFIG_HEADERS; do test "x$ac_file" = x: && continue
+ # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
+ case $ac_file in
+ - | *:- | *:-:* ) # input from stdin
+ cat >$tmp/stdin
+ ac_file_in=`echo "$ac_file" | sed 's,[^:]*:,,'`
+ ac_file=`echo "$ac_file" | sed 's,:.*,,'` ;;
+ *:* ) ac_file_in=`echo "$ac_file" | sed 's,[^:]*:,,'`
+ ac_file=`echo "$ac_file" | sed 's,:.*,,'` ;;
+ * ) ac_file_in=$ac_file.in ;;
+ esac
+
+ test x"$ac_file" != x- && { echo "$as_me:$LINENO: creating $ac_file" >&5
+echo "$as_me: creating $ac_file" >&6;}
+
+ # First look for the input files in the build tree, otherwise in the
+ # src tree.
+ ac_file_inputs=`IFS=:
+ for f in $ac_file_in; do
+ case $f in
+ -) echo $tmp/stdin ;;
+ [\\/$]*)
+ # Absolute (can't be DOS-style, as IFS=:)
+ test -f "$f" || { { echo "$as_me:$LINENO: error: cannot find input file: $f" >&5
+echo "$as_me: error: cannot find input file: $f" >&2;}
+ { (exit 1); exit 1; }; }
+ # Do quote $f, to prevent DOS paths from being IFS'd.
+ echo "$f";;
+ *) # Relative
+ if test -f "$f"; then
+ # Build tree
+ echo "$f"
+ elif test -f "$srcdir/$f"; then
+ # Source tree
+ echo "$srcdir/$f"
+ else
+ # /dev/null tree
+ { { echo "$as_me:$LINENO: error: cannot find input file: $f" >&5
+echo "$as_me: error: cannot find input file: $f" >&2;}
+ { (exit 1); exit 1; }; }
+ fi;;
+ esac
+ done` || { (exit 1); exit 1; }
+ # Remove the trailing spaces.
+ sed 's/[ ]*$//' $ac_file_inputs >$tmp/in
+
+_ACEOF
+
+# Transform confdefs.h into two sed scripts, `conftest.defines' and
+# `conftest.undefs', that substitutes the proper values into
+# config.h.in to produce config.h. The first handles `#define'
+# templates, and the second `#undef' templates.
+# And first: Protect against being on the right side of a sed subst in
+# config.status. Protect against being in an unquoted here document
+# in config.status.
+rm -f conftest.defines conftest.undefs
+# Using a here document instead of a string reduces the quoting nightmare.
+# Putting comments in sed scripts is not portable.
+#
+# `end' is used to avoid that the second main sed command (meant for
+# 0-ary CPP macros) applies to n-ary macro definitions.
+# See the Autoconf documentation for `clear'.
+cat >confdef2sed.sed <<\_ACEOF
+s/[\\&,]/\\&/g
+s,[\\$`],\\&,g
+t clear
+: clear
+s,^[ ]*#[ ]*define[ ][ ]*\([^ (][^ (]*\)\(([^)]*)\)[ ]*\(.*\)$,${ac_dA}\1${ac_dB}\1\2${ac_dC}\3${ac_dD},gp
+t end
+s,^[ ]*#[ ]*define[ ][ ]*\([^ ][^ ]*\)[ ]*\(.*\)$,${ac_dA}\1${ac_dB}\1${ac_dC}\2${ac_dD},gp
+: end
+_ACEOF
+# If some macros were called several times there might be several times
+# the same #defines, which is useless. Nevertheless, we may not want to
+# sort them, since we want the *last* AC-DEFINE to be honored.
+uniq confdefs.h | sed -n -f confdef2sed.sed >conftest.defines
+sed 's/ac_d/ac_u/g' conftest.defines >conftest.undefs
+rm -f confdef2sed.sed
+
+# This sed command replaces #undef with comments. This is necessary, for
+# example, in the case of _POSIX_SOURCE, which is predefined and required
+# on some systems where configure will not decide to define it.
+cat >>conftest.undefs <<\_ACEOF
+s,^[ ]*#[ ]*undef[ ][ ]*[a-zA-Z_][a-zA-Z_0-9]*,/* & */,
+_ACEOF
+
+# Break up conftest.defines because some shells have a limit on the size
+# of here documents, and old seds have small limits too (100 cmds).
+echo ' # Handle all the #define templates only if necessary.' >>$CONFIG_STATUS
+echo ' if grep "^[ ]*#[ ]*define" $tmp/in >/dev/null; then' >>$CONFIG_STATUS
+echo ' # If there are no defines, we may have an empty if/fi' >>$CONFIG_STATUS
+echo ' :' >>$CONFIG_STATUS
+rm -f conftest.tail
+while grep . conftest.defines >/dev/null
+do
+ # Write a limited-size here document to $tmp/defines.sed.
+ echo ' cat >$tmp/defines.sed <<CEOF' >>$CONFIG_STATUS
+ # Speed up: don't consider the non `#define' lines.
+ echo '/^[ ]*#[ ]*define/!b' >>$CONFIG_STATUS
+ # Work around the forget-to-reset-the-flag bug.
+ echo 't clr' >>$CONFIG_STATUS
+ echo ': clr' >>$CONFIG_STATUS
+ sed ${ac_max_here_lines}q conftest.defines >>$CONFIG_STATUS
+ echo 'CEOF
+ sed -f $tmp/defines.sed $tmp/in >$tmp/out
+ rm -f $tmp/in
+ mv $tmp/out $tmp/in
+' >>$CONFIG_STATUS
+ sed 1,${ac_max_here_lines}d conftest.defines >conftest.tail
+ rm -f conftest.defines
+ mv conftest.tail conftest.defines
+done
+rm -f conftest.defines
+echo ' fi # grep' >>$CONFIG_STATUS
+echo >>$CONFIG_STATUS
+
+# Break up conftest.undefs because some shells have a limit on the size
+# of here documents, and old seds have small limits too (100 cmds).
+echo ' # Handle all the #undef templates' >>$CONFIG_STATUS
+rm -f conftest.tail
+while grep . conftest.undefs >/dev/null
+do
+ # Write a limited-size here document to $tmp/undefs.sed.
+ echo ' cat >$tmp/undefs.sed <<CEOF' >>$CONFIG_STATUS
+ # Speed up: don't consider the non `#undef'
+ echo '/^[ ]*#[ ]*undef/!b' >>$CONFIG_STATUS
+ # Work around the forget-to-reset-the-flag bug.
+ echo 't clr' >>$CONFIG_STATUS
+ echo ': clr' >>$CONFIG_STATUS
+ sed ${ac_max_here_lines}q conftest.undefs >>$CONFIG_STATUS
+ echo 'CEOF
+ sed -f $tmp/undefs.sed $tmp/in >$tmp/out
+ rm -f $tmp/in
+ mv $tmp/out $tmp/in
+' >>$CONFIG_STATUS
+ sed 1,${ac_max_here_lines}d conftest.undefs >conftest.tail
+ rm -f conftest.undefs
+ mv conftest.tail conftest.undefs
+done
+rm -f conftest.undefs
+
+cat >>$CONFIG_STATUS <<\_ACEOF
+ # Let's still pretend it is `configure' which instantiates (i.e., don't
+ # use $as_me), people would be surprised to read:
+ # /* config.h. Generated by config.status. */
+ if test x"$ac_file" = x-; then
+ echo "/* Generated by configure. */" >$tmp/config.h
+ else
+ echo "/* $ac_file. Generated by configure. */" >$tmp/config.h
+ fi
+ cat $tmp/in >>$tmp/config.h
+ rm -f $tmp/in
+ if test x"$ac_file" != x-; then
+ if diff $ac_file $tmp/config.h >/dev/null 2>&1; then
+ { echo "$as_me:$LINENO: $ac_file is unchanged" >&5
+echo "$as_me: $ac_file is unchanged" >&6;}
+ else
+ ac_dir=`(dirname "$ac_file") 2>/dev/null ||
+$as_expr X"$ac_file" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+ X"$ac_file" : 'X\(//\)[^/]' \| \
+ X"$ac_file" : 'X\(//\)$' \| \
+ X"$ac_file" : 'X\(/\)' \| \
+ . : '\(.\)' 2>/dev/null ||
+echo X"$ac_file" |
+ sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; }
+ /^X\(\/\/\)[^/].*/{ s//\1/; q; }
+ /^X\(\/\/\)$/{ s//\1/; q; }
+ /^X\(\/\).*/{ s//\1/; q; }
+ s/.*/./; q'`
+ { if $as_mkdir_p; then
+ mkdir -p "$ac_dir"
+ else
+ as_dir="$ac_dir"
+ as_dirs=
+ while test ! -d "$as_dir"; do
+ as_dirs="$as_dir $as_dirs"
+ as_dir=`(dirname "$as_dir") 2>/dev/null ||
+$as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+ X"$as_dir" : 'X\(//\)[^/]' \| \
+ X"$as_dir" : 'X\(//\)$' \| \
+ X"$as_dir" : 'X\(/\)' \| \
+ . : '\(.\)' 2>/dev/null ||
+echo X"$as_dir" |
+ sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; }
+ /^X\(\/\/\)[^/].*/{ s//\1/; q; }
+ /^X\(\/\/\)$/{ s//\1/; q; }
+ /^X\(\/\).*/{ s//\1/; q; }
+ s/.*/./; q'`
+ done
+ test ! -n "$as_dirs" || mkdir $as_dirs
+ fi || { { echo "$as_me:$LINENO: error: cannot create directory \"$ac_dir\"" >&5
+echo "$as_me: error: cannot create directory \"$ac_dir\"" >&2;}
+ { (exit 1); exit 1; }; }; }
+
+ rm -f $ac_file
+ mv $tmp/config.h $ac_file
+ fi
+ else
+ cat $tmp/config.h
+ rm -f $tmp/config.h
+ fi
+# Compute $ac_file's index in $config_headers.
+_am_stamp_count=1
+for _am_header in $config_headers :; do
+ case $_am_header in
+ $ac_file | $ac_file:* )
+ break ;;
+ * )
+ _am_stamp_count=`expr $_am_stamp_count + 1` ;;
+ esac
+done
+echo "timestamp for $ac_file" >`(dirname $ac_file) 2>/dev/null ||
+$as_expr X$ac_file : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+ X$ac_file : 'X\(//\)[^/]' \| \
+ X$ac_file : 'X\(//\)$' \| \
+ X$ac_file : 'X\(/\)' \| \
+ . : '\(.\)' 2>/dev/null ||
+echo X$ac_file |
+ sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; }
+ /^X\(\/\/\)[^/].*/{ s//\1/; q; }
+ /^X\(\/\/\)$/{ s//\1/; q; }
+ /^X\(\/\).*/{ s//\1/; q; }
+ s/.*/./; q'`/stamp-h$_am_stamp_count
+done
+_ACEOF
+cat >>$CONFIG_STATUS <<\_ACEOF
+
+#
+# CONFIG_LINKS section.
+#
+
+for ac_file in : $CONFIG_LINKS; do test "x$ac_file" = x: && continue
+ ac_dest=`echo "$ac_file" | sed 's,:.*,,'`
+ ac_source=`echo "$ac_file" | sed 's,[^:]*:,,'`
+
+ { echo "$as_me:$LINENO: linking $srcdir/$ac_source to $ac_dest" >&5
+echo "$as_me: linking $srcdir/$ac_source to $ac_dest" >&6;}
+
+ if test ! -r $srcdir/$ac_source; then
+ { { echo "$as_me:$LINENO: error: $srcdir/$ac_source: file not found" >&5
+echo "$as_me: error: $srcdir/$ac_source: file not found" >&2;}
+ { (exit 1); exit 1; }; }
+ fi
+ rm -f $ac_dest
+
+ # Make relative symlinks.
+ ac_dest_dir=`(dirname "$ac_dest") 2>/dev/null ||
+$as_expr X"$ac_dest" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+ X"$ac_dest" : 'X\(//\)[^/]' \| \
+ X"$ac_dest" : 'X\(//\)$' \| \
+ X"$ac_dest" : 'X\(/\)' \| \
+ . : '\(.\)' 2>/dev/null ||
+echo X"$ac_dest" |
+ sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; }
+ /^X\(\/\/\)[^/].*/{ s//\1/; q; }
+ /^X\(\/\/\)$/{ s//\1/; q; }
+ /^X\(\/\).*/{ s//\1/; q; }
+ s/.*/./; q'`
+ { if $as_mkdir_p; then
+ mkdir -p "$ac_dest_dir"
+ else
+ as_dir="$ac_dest_dir"
+ as_dirs=
+ while test ! -d "$as_dir"; do
+ as_dirs="$as_dir $as_dirs"
+ as_dir=`(dirname "$as_dir") 2>/dev/null ||
+$as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+ X"$as_dir" : 'X\(//\)[^/]' \| \
+ X"$as_dir" : 'X\(//\)$' \| \
+ X"$as_dir" : 'X\(/\)' \| \
+ . : '\(.\)' 2>/dev/null ||
+echo X"$as_dir" |
+ sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; }
+ /^X\(\/\/\)[^/].*/{ s//\1/; q; }
+ /^X\(\/\/\)$/{ s//\1/; q; }
+ /^X\(\/\).*/{ s//\1/; q; }
+ s/.*/./; q'`
+ done
+ test ! -n "$as_dirs" || mkdir $as_dirs
+ fi || { { echo "$as_me:$LINENO: error: cannot create directory \"$ac_dest_dir\"" >&5
+echo "$as_me: error: cannot create directory \"$ac_dest_dir\"" >&2;}
+ { (exit 1); exit 1; }; }; }
+
+ ac_builddir=.
+
+if test "$ac_dest_dir" != .; then
+ ac_dir_suffix=/`echo "$ac_dest_dir" | sed 's,^\.[\\/],,'`
+ # A "../" for each directory in $ac_dir_suffix.
+ ac_top_builddir=`echo "$ac_dir_suffix" | sed 's,/[^\\/]*,../,g'`
+else
+ ac_dir_suffix= ac_top_builddir=
+fi
+
+case $srcdir in
+ .) # No --srcdir option. We are building in place.
+ ac_srcdir=.
+ if test -z "$ac_top_builddir"; then
+ ac_top_srcdir=.
+ else
+ ac_top_srcdir=`echo $ac_top_builddir | sed 's,/$,,'`
+ fi ;;
+ [\\/]* | ?:[\\/]* ) # Absolute path.
+ ac_srcdir=$srcdir$ac_dir_suffix;
+ ac_top_srcdir=$srcdir ;;
+ *) # Relative path.
+ ac_srcdir=$ac_top_builddir$srcdir$ac_dir_suffix
+ ac_top_srcdir=$ac_top_builddir$srcdir ;;
+esac
+
+# Do not use `cd foo && pwd` to compute absolute paths, because
+# the directories may not exist.
+case `pwd` in
+.) ac_abs_builddir="$ac_dest_dir";;
+*)
+ case "$ac_dest_dir" in
+ .) ac_abs_builddir=`pwd`;;
+ [\\/]* | ?:[\\/]* ) ac_abs_builddir="$ac_dest_dir";;
+ *) ac_abs_builddir=`pwd`/"$ac_dest_dir";;
+ esac;;
+esac
+case $ac_abs_builddir in
+.) ac_abs_top_builddir=${ac_top_builddir}.;;
+*)
+ case ${ac_top_builddir}. in
+ .) ac_abs_top_builddir=$ac_abs_builddir;;
+ [\\/]* | ?:[\\/]* ) ac_abs_top_builddir=${ac_top_builddir}.;;
+ *) ac_abs_top_builddir=$ac_abs_builddir/${ac_top_builddir}.;;
+ esac;;
+esac
+case $ac_abs_builddir in
+.) ac_abs_srcdir=$ac_srcdir;;
+*)
+ case $ac_srcdir in
+ .) ac_abs_srcdir=$ac_abs_builddir;;
+ [\\/]* | ?:[\\/]* ) ac_abs_srcdir=$ac_srcdir;;
+ *) ac_abs_srcdir=$ac_abs_builddir/$ac_srcdir;;
+ esac;;
+esac
+case $ac_abs_builddir in
+.) ac_abs_top_srcdir=$ac_top_srcdir;;
+*)
+ case $ac_top_srcdir in
+ .) ac_abs_top_srcdir=$ac_abs_builddir;;
+ [\\/]* | ?:[\\/]* ) ac_abs_top_srcdir=$ac_top_srcdir;;
+ *) ac_abs_top_srcdir=$ac_abs_builddir/$ac_top_srcdir;;
+ esac;;
+esac
+
+
+ case $srcdir in
+ [\\/$]* | ?:[\\/]* ) ac_rel_source=$srcdir/$ac_source ;;
+ *) ac_rel_source=$ac_top_builddir$srcdir/$ac_source ;;
+ esac
+
+ # Try a symlink, then a hard link, then a copy.
+ ln -s $ac_rel_source $ac_dest 2>/dev/null ||
+ ln $srcdir/$ac_source $ac_dest 2>/dev/null ||
+ cp -p $srcdir/$ac_source $ac_dest ||
+ { { echo "$as_me:$LINENO: error: cannot link or copy $srcdir/$ac_source to $ac_dest" >&5
+echo "$as_me: error: cannot link or copy $srcdir/$ac_source to $ac_dest" >&2;}
+ { (exit 1); exit 1; }; }
+done
+_ACEOF
+cat >>$CONFIG_STATUS <<\_ACEOF
+
+#
+# CONFIG_COMMANDS section.
+#
+for ac_file in : $CONFIG_COMMANDS; do test "x$ac_file" = x: && continue
+ ac_dest=`echo "$ac_file" | sed 's,:.*,,'`
+ ac_source=`echo "$ac_file" | sed 's,[^:]*:,,'`
+ ac_dir=`(dirname "$ac_dest") 2>/dev/null ||
+$as_expr X"$ac_dest" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+ X"$ac_dest" : 'X\(//\)[^/]' \| \
+ X"$ac_dest" : 'X\(//\)$' \| \
+ X"$ac_dest" : 'X\(/\)' \| \
+ . : '\(.\)' 2>/dev/null ||
+echo X"$ac_dest" |
+ sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; }
+ /^X\(\/\/\)[^/].*/{ s//\1/; q; }
+ /^X\(\/\/\)$/{ s//\1/; q; }
+ /^X\(\/\).*/{ s//\1/; q; }
+ s/.*/./; q'`
+ { if $as_mkdir_p; then
+ mkdir -p "$ac_dir"
+ else
+ as_dir="$ac_dir"
+ as_dirs=
+ while test ! -d "$as_dir"; do
+ as_dirs="$as_dir $as_dirs"
+ as_dir=`(dirname "$as_dir") 2>/dev/null ||
+$as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+ X"$as_dir" : 'X\(//\)[^/]' \| \
+ X"$as_dir" : 'X\(//\)$' \| \
+ X"$as_dir" : 'X\(/\)' \| \
+ . : '\(.\)' 2>/dev/null ||
+echo X"$as_dir" |
+ sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; }
+ /^X\(\/\/\)[^/].*/{ s//\1/; q; }
+ /^X\(\/\/\)$/{ s//\1/; q; }
+ /^X\(\/\).*/{ s//\1/; q; }
+ s/.*/./; q'`
+ done
+ test ! -n "$as_dirs" || mkdir $as_dirs
+ fi || { { echo "$as_me:$LINENO: error: cannot create directory \"$ac_dir\"" >&5
+echo "$as_me: error: cannot create directory \"$ac_dir\"" >&2;}
+ { (exit 1); exit 1; }; }; }
+
+ ac_builddir=.
+
+if test "$ac_dir" != .; then
+ ac_dir_suffix=/`echo "$ac_dir" | sed 's,^\.[\\/],,'`
+ # A "../" for each directory in $ac_dir_suffix.
+ ac_top_builddir=`echo "$ac_dir_suffix" | sed 's,/[^\\/]*,../,g'`
+else
+ ac_dir_suffix= ac_top_builddir=
+fi
+
+case $srcdir in
+ .) # No --srcdir option. We are building in place.
+ ac_srcdir=.
+ if test -z "$ac_top_builddir"; then
+ ac_top_srcdir=.
+ else
+ ac_top_srcdir=`echo $ac_top_builddir | sed 's,/$,,'`
+ fi ;;
+ [\\/]* | ?:[\\/]* ) # Absolute path.
+ ac_srcdir=$srcdir$ac_dir_suffix;
+ ac_top_srcdir=$srcdir ;;
+ *) # Relative path.
+ ac_srcdir=$ac_top_builddir$srcdir$ac_dir_suffix
+ ac_top_srcdir=$ac_top_builddir$srcdir ;;
+esac
+
+# Do not use `cd foo && pwd` to compute absolute paths, because
+# the directories may not exist.
+case `pwd` in
+.) ac_abs_builddir="$ac_dir";;
+*)
+ case "$ac_dir" in
+ .) ac_abs_builddir=`pwd`;;
+ [\\/]* | ?:[\\/]* ) ac_abs_builddir="$ac_dir";;
+ *) ac_abs_builddir=`pwd`/"$ac_dir";;
+ esac;;
+esac
+case $ac_abs_builddir in
+.) ac_abs_top_builddir=${ac_top_builddir}.;;
+*)
+ case ${ac_top_builddir}. in
+ .) ac_abs_top_builddir=$ac_abs_builddir;;
+ [\\/]* | ?:[\\/]* ) ac_abs_top_builddir=${ac_top_builddir}.;;
+ *) ac_abs_top_builddir=$ac_abs_builddir/${ac_top_builddir}.;;
+ esac;;
+esac
+case $ac_abs_builddir in
+.) ac_abs_srcdir=$ac_srcdir;;
+*)
+ case $ac_srcdir in
+ .) ac_abs_srcdir=$ac_abs_builddir;;
+ [\\/]* | ?:[\\/]* ) ac_abs_srcdir=$ac_srcdir;;
+ *) ac_abs_srcdir=$ac_abs_builddir/$ac_srcdir;;
+ esac;;
+esac
+case $ac_abs_builddir in
+.) ac_abs_top_srcdir=$ac_top_srcdir;;
+*)
+ case $ac_top_srcdir in
+ .) ac_abs_top_srcdir=$ac_abs_builddir;;
+ [\\/]* | ?:[\\/]* ) ac_abs_top_srcdir=$ac_top_srcdir;;
+ *) ac_abs_top_srcdir=$ac_abs_builddir/$ac_top_srcdir;;
+ esac;;
+esac
+
+
+ { echo "$as_me:$LINENO: executing $ac_dest commands" >&5
+echo "$as_me: executing $ac_dest commands" >&6;}
+ case $ac_dest in
+ default-1 )
+# Only add multilib support code if we just rebuilt the top-level
+# Makefile.
+case " $CONFIG_FILES " in
+ *" Makefile "*)
+ ac_file=Makefile . ${multi_basedir}/config-ml.in
+ ;;
+esac ;;
+ depfiles ) test x"$AMDEP_TRUE" != x"" || for mf in $CONFIG_FILES; do
+ # Strip MF so we end up with the name of the file.
+ mf=`echo "$mf" | sed -e 's/:.*$//'`
+ # Check whether this is an Automake generated Makefile or not.
+ # We used to match only the files named `Makefile.in', but
+ # some people rename them; so instead we look at the file content.
+ # Grep'ing the first line is not enough: some people post-process
+ # each Makefile.in and add a new line on top of each file to say so.
+ # So let's grep whole file.
+ if grep '^#.*generated by automake' $mf > /dev/null 2>&1; then
+ dirpart=`(dirname "$mf") 2>/dev/null ||
+$as_expr X"$mf" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+ X"$mf" : 'X\(//\)[^/]' \| \
+ X"$mf" : 'X\(//\)$' \| \
+ X"$mf" : 'X\(/\)' \| \
+ . : '\(.\)' 2>/dev/null ||
+echo X"$mf" |
+ sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; }
+ /^X\(\/\/\)[^/].*/{ s//\1/; q; }
+ /^X\(\/\/\)$/{ s//\1/; q; }
+ /^X\(\/\).*/{ s//\1/; q; }
+ s/.*/./; q'`
+ else
+ continue
+ fi
+ # Extract the definition of DEPDIR, am__include, and am__quote
+ # from the Makefile without running `make'.
+ DEPDIR=`sed -n 's/^DEPDIR = //p' < "$mf"`
+ test -z "$DEPDIR" && continue
+ am__include=`sed -n 's/^am__include = //p' < "$mf"`
+ test -z "am__include" && continue
+ am__quote=`sed -n 's/^am__quote = //p' < "$mf"`
+ # When using ansi2knr, U may be empty or an underscore; expand it
+ U=`sed -n 's/^U = //p' < "$mf"`
+ # Find all dependency output files, they are included files with
+ # $(DEPDIR) in their names. We invoke sed twice because it is the
+ # simplest approach to changing $(DEPDIR) to its actual value in the
+ # expansion.
+ for file in `sed -n "
+ s/^$am__include $am__quote\(.*(DEPDIR).*\)$am__quote"'$/\1/p' <"$mf" | \
+ sed -e 's/\$(DEPDIR)/'"$DEPDIR"'/g' -e 's/\$U/'"$U"'/g'`; do
+ # Make sure the directory exists.
+ test -f "$dirpart/$file" && continue
+ fdir=`(dirname "$file") 2>/dev/null ||
+$as_expr X"$file" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+ X"$file" : 'X\(//\)[^/]' \| \
+ X"$file" : 'X\(//\)$' \| \
+ X"$file" : 'X\(/\)' \| \
+ . : '\(.\)' 2>/dev/null ||
+echo X"$file" |
+ sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; }
+ /^X\(\/\/\)[^/].*/{ s//\1/; q; }
+ /^X\(\/\/\)$/{ s//\1/; q; }
+ /^X\(\/\).*/{ s//\1/; q; }
+ s/.*/./; q'`
+ { if $as_mkdir_p; then
+ mkdir -p $dirpart/$fdir
+ else
+ as_dir=$dirpart/$fdir
+ as_dirs=
+ while test ! -d "$as_dir"; do
+ as_dirs="$as_dir $as_dirs"
+ as_dir=`(dirname "$as_dir") 2>/dev/null ||
+$as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+ X"$as_dir" : 'X\(//\)[^/]' \| \
+ X"$as_dir" : 'X\(//\)$' \| \
+ X"$as_dir" : 'X\(/\)' \| \
+ . : '\(.\)' 2>/dev/null ||
+echo X"$as_dir" |
+ sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; }
+ /^X\(\/\/\)[^/].*/{ s//\1/; q; }
+ /^X\(\/\/\)$/{ s//\1/; q; }
+ /^X\(\/\).*/{ s//\1/; q; }
+ s/.*/./; q'`
+ done
+ test ! -n "$as_dirs" || mkdir $as_dirs
+ fi || { { echo "$as_me:$LINENO: error: cannot create directory $dirpart/$fdir" >&5
+echo "$as_me: error: cannot create directory $dirpart/$fdir" >&2;}
+ { (exit 1); exit 1; }; }; }
+
+ # echo "creating $dirpart/$file"
+ echo '# dummy' > "$dirpart/$file"
+ done
+done
+ ;;
+ include ) test -d include || mkdir include ;;
+ src )
+test -d src || mkdir src
+test -d src/$TARGETDIR || mkdir src/$TARGETDIR
+ ;;
+ esac
+done
+_ACEOF
+
+cat >>$CONFIG_STATUS <<\_ACEOF
+
+{ (exit 0); exit 0; }
+_ACEOF
+chmod +x $CONFIG_STATUS
+ac_clean_files=$ac_clean_files_save
+
+
+# configure is writing to config.log, and then calls config.status.
+# config.status does its own redirection, appending to config.log.
+# Unfortunately, on DOS this fails, as config.log is still kept open
+# by configure, so config.status won't be able to write to it; its
+# output is simply discarded. So we exec the FD to /dev/null,
+# effectively closing config.log, so it can be properly (re)opened and
+# appended to by config.status. When coming back to configure, we
+# need to make the FD available again.
+if test "$no_create" != yes; then
+ ac_cs_success=:
+ ac_config_status_args=
+ test "$silent" = yes &&
+ ac_config_status_args="$ac_config_status_args --quiet"
+ exec 5>/dev/null
+ $SHELL $CONFIG_STATUS $ac_config_status_args || ac_cs_success=false
+ exec 5>>config.log
+ # Use ||, not &&, to avoid exiting from the if with $? = 1, which
+ # would make configure fail if this is the last instruction.
+ $ac_cs_success || { (exit 1); exit 1; }
+fi
+
Propchange: llvm-gcc-4.2/trunk/libffi/configure
------------------------------------------------------------------------------
svn:executable = *
Added: llvm-gcc-4.2/trunk/libffi/configure.ac
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/configure.ac?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/configure.ac (added)
+++ llvm-gcc-4.2/trunk/libffi/configure.ac Thu Nov 8 16:56:19 2007
@@ -0,0 +1,300 @@
+dnl Process this with autoconf to create configure
+
+AC_PREREQ(2.59)
+
+AC_INIT([libffi], [2.1], [http://gcc.gnu.org/bugs.html])
+AC_CONFIG_HEADERS([fficonfig.h])
+
+AM_ENABLE_MULTILIB(, ..)
+
+AC_CANONICAL_SYSTEM
+target_alias=${target_alias-$host_alias}
+
+. ${srcdir}/configure.host
+
+AM_INIT_AUTOMAKE
+
+# The same as in boehm-gc and libstdc++. Have to borrow it from there.
+# We must force CC to /not/ be precious variables; otherwise
+# the wrong, non-multilib-adjusted value will be used in multilibs.
+# As a side effect, we have to subst CFLAGS ourselves.
+
+m4_rename([_AC_ARG_VAR_PRECIOUS],[real_PRECIOUS])
+m4_define([_AC_ARG_VAR_PRECIOUS],[])
+AC_PROG_CC
+m4_rename([real_PRECIOUS],[_AC_ARG_VAR_PRECIOUS])
+
+AC_SUBST(CFLAGS)
+
+AM_PROG_AS
+AM_PROG_CC_C_O
+AC_PROG_LIBTOOL
+
+AM_MAINTAINER_MODE
+
+AC_CHECK_HEADERS(sys/mman.h)
+AC_CHECK_FUNCS(mmap)
+AC_FUNC_MMAP_BLACKLIST
+
+dnl The -no-testsuite modules omit the test subdir.
+AM_CONDITIONAL(TESTSUBDIR, test -d $srcdir/testsuite)
+
+TARGETDIR="unknown"
+case "$host" in
+i*86-*-linux*) TARGET=X86; TARGETDIR=x86;;
+i*86-*-gnu*) TARGET=X86; TARGETDIR=x86;;
+i*86-*-solaris2.1[[0-9]]*) TARGET=X86_64; TARGETDIR=x86;;
+i*86-*-solaris*) TARGET=X86; TARGETDIR=x86;;
+i*86-*-beos*) TARGET=X86; TARGETDIR=x86;;
+i*86-*-darwin*) TARGET=X86_DARWIN; TARGETDIR=x86;;
+i*86-*-freebsd* | i*86-*-kfreebsd*-gnu) TARGET=X86; TARGETDIR=x86;;
+i*86-*-netbsdelf* | i*86-*-knetbsd*-gnu) TARGET=X86; TARGETDIR=x86;;
+i*86-*-rtems*) TARGET=X86; TARGETDIR=x86;;
+i*86-*-win32*) TARGET=X86_WIN32; TARGETDIR=x86;;
+i*86-*-cygwin*) TARGET=X86_WIN32; TARGETDIR=x86;;
+i*86-*-mingw*) TARGET=X86_WIN32; TARGETDIR=x86;;
+frv-*-*) TARGET=FRV; TARGETDIR=frv;;
+sparc-sun-4*) TARGET=SPARC; TARGETDIR=sparc;;
+sparc*-sun-*) TARGET=SPARC; TARGETDIR=sparc;;
+sparc-*-linux* | sparc-*-netbsdelf* | sparc-*-knetbsd*-gnu) TARGET=SPARC; TARGETDIR=sparc;;
+sparc*-*-rtems*) TARGET=SPARC; TARGETDIR=sparc;;
+sparc64-*-linux* | sparc64-*-freebsd* | sparc64-*-netbsd* | sparc64-*-knetbsd*-gnu) TARGET=SPARC; TARGETDIR=sparc;;
+alpha*-*-linux* | alpha*-*-osf* | alpha*-*-freebsd* | alpha*-*-kfreebsd*-gnu | alpha*-*-netbsd* | alpha*-*-knetbsd*-gnu)
+ TARGET=ALPHA; TARGETDIR=alpha
+ # Support 128-bit long double, changable via command-line switch.
+ HAVE_LONG_DOUBLE='defined(__LONG_DOUBLE_128__)'
+ ;;
+ia64*-*-*) TARGET=IA64; TARGETDIR=ia64;;
+m32r*-*-linux* ) TARGET=M32R; TARGETDIR=m32r;;
+m68k-*-linux*) TARGET=M68K; TARGETDIR=m68k;;
+mips64*-*);;
+mips-sgi-irix5.* | mips-sgi-irix6.*) TARGET=MIPS_IRIX; TARGETDIR=mips;;
+mips*-*-linux*) TARGET=MIPS_LINUX; TARGETDIR=mips;;
+powerpc*-*-linux* | powerpc-*-sysv*) TARGET=POWERPC; TARGETDIR=powerpc;;
+powerpc-*-beos*) TARGET=POWERPC; TARGETDIR=powerpc;;
+powerpc-*-darwin*) TARGET=POWERPC_DARWIN; TARGETDIR=powerpc;;
+powerpc-*-aix*) TARGET=POWERPC_AIX; TARGETDIR=powerpc;;
+powerpc-*-freebsd*) TARGET=POWERPC_FREEBSD; TARGETDIR=powerpc;;
+powerpc*-*-rtems*) TARGET=POWERPC; TARGETDIR=powerpc;;
+rs6000-*-aix*) TARGET=POWERPC_AIX; TARGETDIR=powerpc;;
+arm*-*-linux-*) TARGET=ARM; TARGETDIR=arm;;
+arm*-*-netbsdelf* | arm*-*-knetbsd*-gnu) TARGET=ARM; TARGETDIR=arm;;
+arm*-*-rtems*) TARGET=ARM; TARGETDIR=arm;;
+cris-*-*) TARGET=LIBFFI_CRIS; TARGETDIR=cris;;
+s390-*-linux-*) TARGET=S390; TARGETDIR=s390;;
+s390x-*-linux-*) TARGET=S390; TARGETDIR=s390;;
+x86_64-*-linux* | x86_64-*-freebsd* | x86_64-*-kfreebsd*-gnu) TARGET=X86_64; TARGETDIR=x86;;
+sh-*-linux* | sh[[34]]*-*-linux*) TARGET=SH; TARGETDIR=sh;;
+sh-*-rtems*) TARGET=SH; TARGETDIR=sh;;
+sh64-*-linux* | sh5*-*-linux*) TARGET=SH64; TARGETDIR=sh64;;
+hppa*-*-linux* | parisc*-*-linux*) TARGET=PA_LINUX; TARGETDIR=pa;;
+hppa*64-*-hpux*) TARGET=PA64_HPUX; TARGETDIR=pa;;
+hppa*-*-hpux*) TARGET=PA_HPUX; TARGETDIR=pa;;
+esac
+
+AC_SUBST(AM_RUNTESTFLAGS)
+
+if test $TARGETDIR = unknown; then
+ AC_MSG_ERROR(["libffi has not been ported to $host."])
+fi
+
+AM_CONDITIONAL(MIPS_IRIX, test x$TARGET = xMIPS_IRIX)
+AM_CONDITIONAL(MIPS_LINUX, test x$TARGET = xMIPS_LINUX)
+AM_CONDITIONAL(SPARC, test x$TARGET = xSPARC)
+AM_CONDITIONAL(X86, test x$TARGET = xX86)
+AM_CONDITIONAL(X86_WIN32, test x$TARGET = xX86_WIN32)
+AM_CONDITIONAL(X86_DARWIN, test x$TARGET = xX86_DARWIN)
+AM_CONDITIONAL(ALPHA, test x$TARGET = xALPHA)
+AM_CONDITIONAL(IA64, test x$TARGET = xIA64)
+AM_CONDITIONAL(M32R, test x$TARGET = xM32R)
+AM_CONDITIONAL(M68K, test x$TARGET = xM68K)
+AM_CONDITIONAL(POWERPC, test x$TARGET = xPOWERPC)
+AM_CONDITIONAL(POWERPC_AIX, test x$TARGET = xPOWERPC_AIX)
+AM_CONDITIONAL(POWERPC_DARWIN, test x$TARGET = xPOWERPC_DARWIN)
+AM_CONDITIONAL(POWERPC_FREEBSD, test x$TARGET = xPOWERPC_FREEBSD)
+AM_CONDITIONAL(ARM, test x$TARGET = xARM)
+AM_CONDITIONAL(LIBFFI_CRIS, test x$TARGET = xLIBFFI_CRIS)
+AM_CONDITIONAL(FRV, test x$TARGET = xFRV)
+AM_CONDITIONAL(S390, test x$TARGET = xS390)
+AM_CONDITIONAL(X86_64, test x$TARGET = xX86_64)
+AM_CONDITIONAL(SH, test x$TARGET = xSH)
+AM_CONDITIONAL(SH64, test x$TARGET = xSH64)
+AM_CONDITIONAL(PA_LINUX, test x$TARGET = xPA_LINUX)
+AM_CONDITIONAL(PA_HPUX, test x$TARGET = xPA_HPUX)
+AM_CONDITIONAL(PA64_HPUX, test x$TARGET = xPA64_HPUX)
+
+case x$TARGET in
+ xMIPS*) TARGET=MIPS ;;
+ *) ;;
+esac
+
+AC_HEADER_STDC
+AC_CHECK_FUNCS(memcpy)
+AC_FUNC_ALLOCA
+
+AC_CHECK_SIZEOF(double)
+AC_CHECK_SIZEOF(long double)
+
+# Also AC_SUBST this variable for ffi.h.
+if test -z "$HAVE_LONG_DOUBLE"; then
+ HAVE_LONG_DOUBLE=0
+ if test $ac_cv_sizeof_double != $ac_cv_sizeof_long_double; then
+ if test $ac_cv_sizeof_long_double != 0; then
+ HAVE_LONG_DOUBLE=1
+ AC_DEFINE(HAVE_LONG_DOUBLE, 1, [Define if you have the long double type and it is bigger than a double])
+ fi
+ fi
+fi
+AC_SUBST(HAVE_LONG_DOUBLE)
+
+AC_C_BIGENDIAN
+
+if test x$TARGET = xSPARC; then
+ AC_CACHE_CHECK([assembler and linker support unaligned pc related relocs],
+ libffi_cv_as_sparc_ua_pcrel, [
+ save_CFLAGS="$CFLAGS"
+ save_LDFLAGS="$LDFLAGS"
+ CFLAGS="$CFLAGS -fpic"
+ LDFLAGS="$LDFLAGS -shared"
+ AC_TRY_LINK([asm (".text; foo: nop; .data; .align 4; .byte 0; .uaword %r_disp32(foo); .text");],,
+ [libffi_cv_as_sparc_ua_pcrel=yes],
+ [libffi_cv_as_sparc_ua_pcrel=no])
+ CFLAGS="$save_CFLAGS"
+ LDFLAGS="$save_LDFLAGS"])
+ if test "x$libffi_cv_as_sparc_ua_pcrel" = xyes; then
+ AC_DEFINE(HAVE_AS_SPARC_UA_PCREL, 1,
+ [Define if your assembler and linker support unaligned PC relative relocs.])
+ fi
+
+ AC_CACHE_CHECK([assembler .register pseudo-op support],
+ libffi_cv_as_register_pseudo_op, [
+ libffi_cv_as_register_pseudo_op=unknown
+ # Check if we have .register
+ AC_TRY_COMPILE([asm (".register %g2, #scratch");],,
+ [libffi_cv_as_register_pseudo_op=yes],
+ [libffi_cv_as_register_pseudo_op=no])
+ ])
+ if test "x$libffi_cv_as_register_pseudo_op" = xyes; then
+ AC_DEFINE(HAVE_AS_REGISTER_PSEUDO_OP, 1,
+ [Define if your assembler supports .register.])
+ fi
+fi
+
+AC_CACHE_CHECK([whether .eh_frame section should be read-only],
+ libffi_cv_ro_eh_frame, [
+ libffi_cv_ro_eh_frame=no
+ echo 'extern void foo (void); void bar (void) { foo (); foo (); }' > conftest.c
+ if $CC $CFLAGS -S -fpic -fexceptions -o conftest.s conftest.c > /dev/null 2>&1; then
+ if grep '.section.*eh_frame.*"a"' conftest.s > /dev/null; then
+ libffi_cv_ro_eh_frame=yes
+ elif grep '.section.*eh_frame.*#alloc' conftest.c \
+ | grep -v '#write' > /dev/null; then
+ libffi_cv_ro_eh_frame=yes
+ fi
+ fi
+ rm -f conftest.*
+ ])
+if test "x$libffi_cv_ro_eh_frame" = xyes; then
+ AC_DEFINE(HAVE_RO_EH_FRAME, 1,
+ [Define if .eh_frame sections should be read-only.])
+ AC_DEFINE(EH_FRAME_FLAGS, "a",
+ [Define to the flags needed for the .section .eh_frame directive.])
+else
+ AC_DEFINE(EH_FRAME_FLAGS, "aw",
+ [Define to the flags needed for the .section .eh_frame directive.])
+fi
+
+AC_CACHE_CHECK([for __attribute__((visibility("hidden")))],
+ libffi_cv_hidden_visibility_attribute, [
+ echo 'int __attribute__ ((visibility ("hidden"))) foo (void) { return 1; }' > conftest.c
+ libffi_cv_hidden_visibility_attribute=no
+ if AC_TRY_COMMAND(${CC-cc} -Werror -S conftest.c -o conftest.s 1>&AS_MESSAGE_LOG_FD); then
+ if grep '\.hidden.*foo' conftest.s >/dev/null; then
+ libffi_cv_hidden_visibility_attribute=yes
+ fi
+ fi
+ rm -f conftest.*
+ ])
+if test $libffi_cv_hidden_visibility_attribute = yes; then
+ AC_DEFINE(HAVE_HIDDEN_VISIBILITY_ATTRIBUTE, 1,
+ [Define if __attribute__((visibility("hidden"))) is supported.])
+fi
+
+AH_BOTTOM([
+#ifdef HAVE_HIDDEN_VISIBILITY_ATTRIBUTE
+#ifdef LIBFFI_ASM
+#define FFI_HIDDEN(name) .hidden name
+#else
+#define FFI_HIDDEN __attribute__ ((visibility ("hidden")))
+#endif
+#else
+#ifdef LIBFFI_ASM
+#define FFI_HIDDEN(name)
+#else
+#define FFI_HIDDEN
+#endif
+#endif
+])
+
+AC_SUBST(TARGET)
+AC_SUBST(TARGETDIR)
+
+AC_SUBST(SHELL)
+
+AC_ARG_ENABLE(debug,
+[ --enable-debug debugging mode],
+ if test "$enable_debug" = "yes"; then
+ AC_DEFINE(FFI_DEBUG, 1, [Define this if you want extra debugging.])
+ fi)
+
+AC_ARG_ENABLE(structs,
+[ --disable-structs omit code for struct support],
+ if test "$enable_structs" = "no"; then
+ AC_DEFINE(FFI_NO_STRUCTS, 1, [Define this is you do not want support for aggregate types.])
+ fi)
+
+AC_ARG_ENABLE(raw-api,
+[ --disable-raw-api make the raw api unavailable],
+ if test "$enable_raw_api" = "no"; then
+ AC_DEFINE(FFI_NO_RAW_API, 1, [Define this is you do not want support for the raw API.])
+ fi)
+
+AC_ARG_ENABLE(purify-safety,
+[ --enable-purify-safety purify-safe mode],
+ if test "$enable_purify_safety" = "yes"; then
+ AC_DEFINE(USING_PURIFY, 1, [Define this if you are using Purify and want to suppress spurious messages.])
+ fi)
+
+if test -n "$with_cross_host" &&
+ test x"$with_cross_host" != x"no"; then
+ toolexecdir='$(exec_prefix)/$(target_alias)'
+ toolexeclibdir='$(toolexecdir)/lib'
+else
+ toolexecdir='$(libdir)/gcc-lib/$(target_alias)'
+ toolexeclibdir='$(libdir)'
+fi
+multi_os_directory=`$CC -print-multi-os-directory`
+case $multi_os_directory in
+ .) ;; # Avoid trailing /.
+ *) toolexeclibdir=$toolexeclibdir/$multi_os_directory ;;
+esac
+AC_SUBST(toolexecdir)
+AC_SUBST(toolexeclibdir)
+
+if test "${multilib}" = "yes"; then
+ multilib_arg="--enable-multilib"
+else
+ multilib_arg=
+fi
+
+AC_CONFIG_COMMANDS(include, [test -d include || mkdir include])
+AC_CONFIG_COMMANDS(src, [
+test -d src || mkdir src
+test -d src/$TARGETDIR || mkdir src/$TARGETDIR
+], [TARGETDIR="$TARGETDIR"])
+
+AC_CONFIG_LINKS(include/ffitarget.h:src/$TARGETDIR/ffitarget.h)
+
+AC_CONFIG_FILES(include/Makefile include/ffi.h Makefile testsuite/Makefile)
+
+AC_OUTPUT
Added: llvm-gcc-4.2/trunk/libffi/configure.host
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/configure.host?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/configure.host (added)
+++ llvm-gcc-4.2/trunk/libffi/configure.host Thu Nov 8 16:56:19 2007
@@ -0,0 +1,11 @@
+# configure.host
+#
+# This shell script handles all host based configuration for libffi.
+#
+
+# THIS TABLE IS SORTED. KEEP IT THAT WAY.
+case "${host}" in
+ frv*-elf)
+ LDFLAGS=`echo $LDFLAGS | sed "s/\-B[^ ]*libgloss\/frv\///"`\ -B`pwd`/../libgloss/frv/
+ ;;
+esac
Added: llvm-gcc-4.2/trunk/libffi/fficonfig.h.in
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/fficonfig.h.in?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/fficonfig.h.in (added)
+++ llvm-gcc-4.2/trunk/libffi/fficonfig.h.in Thu Nov 8 16:56:19 2007
@@ -0,0 +1,154 @@
+/* fficonfig.h.in. Generated from configure.ac by autoheader. */
+
+/* Define to one of `_getb67', `GETB67', `getb67' for Cray-2 and Cray-YMP
+ systems. This function is required for `alloca.c' support on those systems.
+ */
+#undef CRAY_STACKSEG_END
+
+/* Define to 1 if using `alloca.c'. */
+#undef C_ALLOCA
+
+/* Define to the flags needed for the .section .eh_frame directive. */
+#undef EH_FRAME_FLAGS
+
+/* Define this if you want extra debugging. */
+#undef FFI_DEBUG
+
+/* Define this is you do not want support for the raw API. */
+#undef FFI_NO_RAW_API
+
+/* Define this is you do not want support for aggregate types. */
+#undef FFI_NO_STRUCTS
+
+/* Define to 1 if you have `alloca', as a function or macro. */
+#undef HAVE_ALLOCA
+
+/* Define to 1 if you have <alloca.h> and it should be used (not on Ultrix).
+ */
+#undef HAVE_ALLOCA_H
+
+/* Define if your assembler supports .register. */
+#undef HAVE_AS_REGISTER_PSEUDO_OP
+
+/* Define if your assembler and linker support unaligned PC relative relocs.
+ */
+#undef HAVE_AS_SPARC_UA_PCREL
+
+/* Define if __attribute__((visibility("hidden"))) is supported. */
+#undef HAVE_HIDDEN_VISIBILITY_ATTRIBUTE
+
+/* Define to 1 if you have the <inttypes.h> header file. */
+#undef HAVE_INTTYPES_H
+
+/* Define if you have the long double type and it is bigger than a double */
+#undef HAVE_LONG_DOUBLE
+
+/* Define to 1 if you have the `memcpy' function. */
+#undef HAVE_MEMCPY
+
+/* Define to 1 if you have the <memory.h> header file. */
+#undef HAVE_MEMORY_H
+
+/* Define to 1 if you have the `mmap' function. */
+#undef HAVE_MMAP
+
+/* Define if mmap with MAP_ANON(YMOUS) works. */
+#undef HAVE_MMAP_ANON
+
+/* Define if mmap of /dev/zero works. */
+#undef HAVE_MMAP_DEV_ZERO
+
+/* Define if read-only mmap of a plain file works. */
+#undef HAVE_MMAP_FILE
+
+/* Define if .eh_frame sections should be read-only. */
+#undef HAVE_RO_EH_FRAME
+
+/* Define to 1 if you have the <stdint.h> header file. */
+#undef HAVE_STDINT_H
+
+/* Define to 1 if you have the <stdlib.h> header file. */
+#undef HAVE_STDLIB_H
+
+/* Define to 1 if you have the <strings.h> header file. */
+#undef HAVE_STRINGS_H
+
+/* Define to 1 if you have the <string.h> header file. */
+#undef HAVE_STRING_H
+
+/* Define to 1 if you have the <sys/mman.h> header file. */
+#undef HAVE_SYS_MMAN_H
+
+/* Define to 1 if you have the <sys/stat.h> header file. */
+#undef HAVE_SYS_STAT_H
+
+/* Define to 1 if you have the <sys/types.h> header file. */
+#undef HAVE_SYS_TYPES_H
+
+/* Define to 1 if you have the <unistd.h> header file. */
+#undef HAVE_UNISTD_H
+
+/* Define to 1 if your C compiler doesn't accept -c and -o together. */
+#undef NO_MINUS_C_MINUS_O
+
+/* Name of package */
+#undef PACKAGE
+
+/* Define to the address where bug reports for this package should be sent. */
+#undef PACKAGE_BUGREPORT
+
+/* Define to the full name of this package. */
+#undef PACKAGE_NAME
+
+/* Define to the full name and version of this package. */
+#undef PACKAGE_STRING
+
+/* Define to the one symbol short name of this package. */
+#undef PACKAGE_TARNAME
+
+/* Define to the version of this package. */
+#undef PACKAGE_VERSION
+
+/* The size of a `double', as computed by sizeof. */
+#undef SIZEOF_DOUBLE
+
+/* The size of a `long double', as computed by sizeof. */
+#undef SIZEOF_LONG_DOUBLE
+
+/* If using the C implementation of alloca, define if you know the
+ direction of stack growth for your system; otherwise it will be
+ automatically deduced at run-time.
+ STACK_DIRECTION > 0 => grows toward higher addresses
+ STACK_DIRECTION < 0 => grows toward lower addresses
+ STACK_DIRECTION = 0 => direction of growth unknown */
+#undef STACK_DIRECTION
+
+/* Define to 1 if you have the ANSI C header files. */
+#undef STDC_HEADERS
+
+/* Define this if you are using Purify and want to suppress spurious messages.
+ */
+#undef USING_PURIFY
+
+/* Version number of package */
+#undef VERSION
+
+/* Define to 1 if your processor stores words with the most significant byte
+ first (like Motorola and SPARC, unlike Intel and VAX). */
+#undef WORDS_BIGENDIAN
+
+
+#ifdef HAVE_HIDDEN_VISIBILITY_ATTRIBUTE
+#ifdef LIBFFI_ASM
+#define FFI_HIDDEN(name) .hidden name
+#else
+#define FFI_HIDDEN __attribute__ ((visibility ("hidden")))
+#endif
+#else
+#ifdef LIBFFI_ASM
+#define FFI_HIDDEN(name)
+#else
+#define FFI_HIDDEN
+#endif
+#endif
+
Added: llvm-gcc-4.2/trunk/libffi/include/Makefile.am
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/include/Makefile.am?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/include/Makefile.am (added)
+++ llvm-gcc-4.2/trunk/libffi/include/Makefile.am Thu Nov 8 16:56:19 2007
@@ -0,0 +1,12 @@
+## Process this with automake to create Makefile.in
+
+AUTOMAKE_OPTIONS=foreign
+
+DISTCLEANFILES=ffitarget.h
+EXTRA_DIST=ffi.h.in ffi_common.h
+
+# Where generated headers like ffitarget.h get installed.
+gcc_version := $(shell cat $(top_srcdir)/../gcc/BASE-VER)
+toollibffidir := $(libdir)/gcc/$(target_alias)/$(gcc_version)/include
+
+toollibffi_HEADERS = ffi.h ffitarget.h
Added: llvm-gcc-4.2/trunk/libffi/include/Makefile.in
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/include/Makefile.in?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/include/Makefile.in (added)
+++ llvm-gcc-4.2/trunk/libffi/include/Makefile.in Thu Nov 8 16:56:19 2007
@@ -0,0 +1,454 @@
+# Makefile.in generated by automake 1.9.6 from Makefile.am.
+# @configure_input@
+
+# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
+# 2003, 2004, 2005 Free Software Foundation, Inc.
+# This Makefile.in is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
+# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+# PARTICULAR PURPOSE.
+
+ at SET_MAKE@
+
+srcdir = @srcdir@
+top_srcdir = @top_srcdir@
+VPATH = @srcdir@
+pkgdatadir = $(datadir)/@PACKAGE@
+pkglibdir = $(libdir)/@PACKAGE@
+pkgincludedir = $(includedir)/@PACKAGE@
+top_builddir = ..
+am__cd = CDPATH="$${ZSH_VERSION+.}$(PATH_SEPARATOR)" && cd
+INSTALL = @INSTALL@
+install_sh_DATA = $(install_sh) -c -m 644
+install_sh_PROGRAM = $(install_sh) -c
+install_sh_SCRIPT = $(install_sh) -c
+INSTALL_HEADER = $(INSTALL_DATA)
+transform = $(program_transform_name)
+NORMAL_INSTALL = :
+PRE_INSTALL = :
+POST_INSTALL = :
+NORMAL_UNINSTALL = :
+PRE_UNINSTALL = :
+POST_UNINSTALL = :
+build_triplet = @build@
+host_triplet = @host@
+target_triplet = @target@
+subdir = include
+DIST_COMMON = $(srcdir)/Makefile.am $(srcdir)/Makefile.in \
+ $(srcdir)/ffi.h.in $(toollibffi_HEADERS)
+ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
+am__aclocal_m4_deps = $(top_srcdir)/../config/depstand.m4 \
+ $(top_srcdir)/../config/lead-dot.m4 \
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+am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \
+ $(ACLOCAL_M4)
+mkinstalldirs = $(SHELL) $(top_srcdir)/../mkinstalldirs
+CONFIG_HEADER = $(top_builddir)/fficonfig.h
+CONFIG_CLEAN_FILES = ffi.h ffitarget.h
+SOURCES =
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+ *) f=$$p;; \
+ esac;
+am__strip_dir = `echo $$p | sed -e 's|^.*/||'`;
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+AMDEP_TRUE = @AMDEP_TRUE@
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+ECHO_N = @ECHO_N@
+ECHO_T = @ECHO_T@
+EGREP = @EGREP@
+EXEEXT = @EXEEXT@
+FRV_FALSE = @FRV_FALSE@
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+HAVE_LONG_DOUBLE = @HAVE_LONG_DOUBLE@
+IA64_FALSE = @IA64_FALSE@
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+INSTALL_DATA = @INSTALL_DATA@
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+INSTALL_SCRIPT = @INSTALL_SCRIPT@
+INSTALL_STRIP_PROGRAM = @INSTALL_STRIP_PROGRAM@
+LIBFFI_CRIS_FALSE = @LIBFFI_CRIS_FALSE@
+LIBFFI_CRIS_TRUE = @LIBFFI_CRIS_TRUE@
+LIBOBJS = @LIBOBJS@
+LIBS = @LIBS@
+LIBTOOL = @LIBTOOL@
+LN_S = @LN_S@
+LTLIBOBJS = @LTLIBOBJS@
+M32R_FALSE = @M32R_FALSE@
+M32R_TRUE = @M32R_TRUE@
+M68K_FALSE = @M68K_FALSE@
+M68K_TRUE = @M68K_TRUE@
+MAINT = @MAINT@
+MAINTAINER_MODE_FALSE = @MAINTAINER_MODE_FALSE@
+MAINTAINER_MODE_TRUE = @MAINTAINER_MODE_TRUE@
+MAKEINFO = @MAKEINFO@
+MIPS_IRIX_FALSE = @MIPS_IRIX_FALSE@
+MIPS_IRIX_TRUE = @MIPS_IRIX_TRUE@
+MIPS_LINUX_FALSE = @MIPS_LINUX_FALSE@
+MIPS_LINUX_TRUE = @MIPS_LINUX_TRUE@
+OBJEXT = @OBJEXT@
+PA64_HPUX_FALSE = @PA64_HPUX_FALSE@
+PA64_HPUX_TRUE = @PA64_HPUX_TRUE@
+PACKAGE = @PACKAGE@
+PACKAGE_BUGREPORT = @PACKAGE_BUGREPORT@
+PACKAGE_NAME = @PACKAGE_NAME@
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+PACKAGE_TARNAME = @PACKAGE_TARNAME@
+PACKAGE_VERSION = @PACKAGE_VERSION@
+PATH_SEPARATOR = @PATH_SEPARATOR@
+PA_HPUX_FALSE = @PA_HPUX_FALSE@
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+PA_LINUX_FALSE = @PA_LINUX_FALSE@
+PA_LINUX_TRUE = @PA_LINUX_TRUE@
+POWERPC_AIX_FALSE = @POWERPC_AIX_FALSE@
+POWERPC_AIX_TRUE = @POWERPC_AIX_TRUE@
+POWERPC_DARWIN_FALSE = @POWERPC_DARWIN_FALSE@
+POWERPC_DARWIN_TRUE = @POWERPC_DARWIN_TRUE@
+POWERPC_FALSE = @POWERPC_FALSE@
+POWERPC_FREEBSD_FALSE = @POWERPC_FREEBSD_FALSE@
+POWERPC_FREEBSD_TRUE = @POWERPC_FREEBSD_TRUE@
+POWERPC_TRUE = @POWERPC_TRUE@
+RANLIB = @RANLIB@
+S390_FALSE = @S390_FALSE@
+S390_TRUE = @S390_TRUE@
+SET_MAKE = @SET_MAKE@
+SH64_FALSE = @SH64_FALSE@
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+X86_DARWIN_FALSE = @X86_DARWIN_FALSE@
+X86_DARWIN_TRUE = @X86_DARWIN_TRUE@
+X86_FALSE = @X86_FALSE@
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+X86_WIN32_FALSE = @X86_WIN32_FALSE@
+X86_WIN32_TRUE = @X86_WIN32_TRUE@
+ac_ct_CC = @ac_ct_CC@
+ac_ct_RANLIB = @ac_ct_RANLIB@
+ac_ct_STRIP = @ac_ct_STRIP@
+am__fastdepCC_FALSE = @am__fastdepCC_FALSE@
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+toolexeclibdir = @toolexeclibdir@
+AUTOMAKE_OPTIONS = foreign
+DISTCLEANFILES = ffitarget.h
+EXTRA_DIST = ffi.h.in ffi_common.h
+
+# Where generated headers like ffitarget.h get installed.
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+toollibffidir := $(libdir)/gcc/$(target_alias)/$(gcc_version)/include
+toollibffi_HEADERS = ffi.h ffitarget.h
+all: all-am
+
+.SUFFIXES:
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+ case '$(am__configure_deps)' in \
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+ exit 1;; \
+ esac; \
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+ echo ' cd $(top_srcdir) && $(AUTOMAKE) --foreign include/Makefile'; \
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+.PRECIOUS: Makefile
+Makefile: $(srcdir)/Makefile.in $(top_builddir)/config.status
+ @case '$?' in \
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+ cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh;; \
+ *) \
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+$(top_srcdir)/configure: @MAINTAINER_MODE_TRUE@ $(am__configure_deps)
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+$(ACLOCAL_M4): @MAINTAINER_MODE_TRUE@ $(am__aclocal_m4_deps)
+ cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
+ffi.h: $(top_builddir)/config.status $(srcdir)/ffi.h.in
+ cd $(top_builddir) && $(SHELL) ./config.status $(subdir)/$@
+
+mostlyclean-libtool:
+ -rm -f *.lo
+
+clean-libtool:
+ -rm -rf .libs _libs
+
+distclean-libtool:
+ -rm -f libtool
+uninstall-info-am:
+install-toollibffiHEADERS: $(toollibffi_HEADERS)
+ @$(NORMAL_INSTALL)
+ test -z "$(toollibffidir)" || $(mkdir_p) "$(DESTDIR)$(toollibffidir)"
+ @list='$(toollibffi_HEADERS)'; for p in $$list; do \
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+ f=$(am__strip_dir) \
+ echo " $(toollibffiHEADERS_INSTALL) '$$d$$p' '$(DESTDIR)$(toollibffidir)/$$f'"; \
+ $(toollibffiHEADERS_INSTALL) "$$d$$p" "$(DESTDIR)$(toollibffidir)/$$f"; \
+ done
+
+uninstall-toollibffiHEADERS:
+ @$(NORMAL_UNINSTALL)
+ @list='$(toollibffi_HEADERS)'; for p in $$list; do \
+ f=$(am__strip_dir) \
+ echo " rm -f '$(DESTDIR)$(toollibffidir)/$$f'"; \
+ rm -f "$(DESTDIR)$(toollibffidir)/$$f"; \
+ done
+
+ID: $(HEADERS) $(SOURCES) $(LISP) $(TAGS_FILES)
+ list='$(SOURCES) $(HEADERS) $(LISP) $(TAGS_FILES)'; \
+ unique=`for i in $$list; do \
+ if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
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+ mkid -fID $$unique
+tags: TAGS
+
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+ list='$(SOURCES) $(HEADERS) $(LISP) $(TAGS_FILES)'; \
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+ if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
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+ END { for (i in files) print i; }'`; \
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+ fi
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+
+GTAGS:
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+ if test -f $$file || test -d $$file; then d=.; else d=$(srcdir); fi; \
+ dir=`echo "$$file" | sed -e 's,/[^/]*$$,,'`; \
+ if test "$$dir" != "$$file" && test "$$dir" != "."; then \
+ dir="/$$dir"; \
+ $(mkdir_p) "$(distdir)$$dir"; \
+ else \
+ dir=''; \
+ fi; \
+ if test -d $$d/$$file; then \
+ if test -d $(srcdir)/$$file && test $$d != $(srcdir); then \
+ cp -pR $(srcdir)/$$file $(distdir)$$dir || exit 1; \
+ fi; \
+ cp -pR $$d/$$file $(distdir)$$dir || exit 1; \
+ else \
+ test -f $(distdir)/$$file \
+ || cp -p $$d/$$file $(distdir)/$$file \
+ || exit 1; \
+ fi; \
+ done
+check-am: all-am
+check: check-am
+all-am: Makefile $(HEADERS)
+installdirs:
+ for dir in "$(DESTDIR)$(toollibffidir)"; do \
+ test -z "$$dir" || $(mkdir_p) "$$dir"; \
+ done
+install: install-am
+install-exec: install-exec-am
+install-data: install-data-am
+uninstall: uninstall-am
+
+install-am: all-am
+ @$(MAKE) $(AM_MAKEFLAGS) install-exec-am install-data-am
+
+installcheck: installcheck-am
+install-strip:
+ $(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
+ install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
+ `test -z '$(STRIP)' || \
+ echo "INSTALL_PROGRAM_ENV=STRIPPROG='$(STRIP)'"` install
+mostlyclean-generic:
+
+clean-generic:
+
+distclean-generic:
+ -test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
+ -test -z "$(DISTCLEANFILES)" || rm -f $(DISTCLEANFILES)
+
+maintainer-clean-generic:
+ @echo "This command is intended for maintainers to use"
+ @echo "it deletes files that may require special tools to rebuild."
+clean: clean-am
+
+clean-am: clean-generic clean-libtool mostlyclean-am
+
+distclean: distclean-am
+ -rm -f Makefile
+distclean-am: clean-am distclean-generic distclean-libtool \
+ distclean-tags
+
+dvi: dvi-am
+
+dvi-am:
+
+html: html-am
+
+info: info-am
+
+info-am:
+
+install-data-am: install-toollibffiHEADERS
+
+install-exec-am:
+
+install-info: install-info-am
+
+install-man:
+
+installcheck-am:
+
+maintainer-clean: maintainer-clean-am
+ -rm -f Makefile
+maintainer-clean-am: distclean-am maintainer-clean-generic
+
+mostlyclean: mostlyclean-am
+
+mostlyclean-am: mostlyclean-generic mostlyclean-libtool
+
+pdf: pdf-am
+
+pdf-am:
+
+ps: ps-am
+
+ps-am:
+
+uninstall-am: uninstall-info-am uninstall-toollibffiHEADERS
+
+.PHONY: CTAGS GTAGS all all-am check check-am clean clean-generic \
+ clean-libtool ctags distclean distclean-generic \
+ distclean-libtool distclean-tags distdir dvi dvi-am html \
+ html-am info info-am install install-am install-data \
+ install-data-am install-exec install-exec-am install-info \
+ install-info-am install-man install-strip \
+ install-toollibffiHEADERS installcheck installcheck-am \
+ installdirs maintainer-clean maintainer-clean-generic \
+ mostlyclean mostlyclean-generic mostlyclean-libtool pdf pdf-am \
+ ps ps-am tags uninstall uninstall-am uninstall-info-am \
+ uninstall-toollibffiHEADERS
+
+# Tell versions [3.59,3.63) of GNU make to not export all variables.
+# Otherwise a system limit (for SysV at least) may be exceeded.
+.NOEXPORT:
Added: llvm-gcc-4.2/trunk/libffi/include/ffi.h.in
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/include/ffi.h.in?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/include/ffi.h.in (added)
+++ llvm-gcc-4.2/trunk/libffi/include/ffi.h.in Thu Nov 8 16:56:19 2007
@@ -0,0 +1,325 @@
+/* -----------------------------------------------------------------*-C-*-
+ libffi @VERSION@ - Copyright (c) 1996-2003 Red Hat, Inc.
+
+ Permission is hereby granted, free of charge, to any person obtaining
+ a copy of this software and associated documentation files (the
+ ``Software''), to deal in the Software without restriction, including
+ without limitation the rights to use, copy, modify, merge, publish,
+ distribute, sublicense, and/or sell copies of the Software, and to
+ permit persons to whom the Software is furnished to do so, subject to
+ the following conditions:
+
+ The above copyright notice and this permission notice shall be included
+ in all copies or substantial portions of the Software.
+
+ THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ OTHER DEALINGS IN THE SOFTWARE.
+
+ ----------------------------------------------------------------------- */
+
+/* -------------------------------------------------------------------
+ The basic API is described in the README file.
+
+ The raw API is designed to bypass some of the argument packing
+ and unpacking on architectures for which it can be avoided.
+
+ The closure API allows interpreted functions to be packaged up
+ inside a C function pointer, so that they can be called as C functions,
+ with no understanding on the client side that they are interpreted.
+ It can also be used in other cases in which it is necessary to package
+ up a user specified parameter and a function pointer as a single
+ function pointer.
+
+ The closure API must be implemented in order to get its functionality,
+ e.g. for use by gij. Routines are provided to emulate the raw API
+ if the underlying platform doesn't allow faster implementation.
+
+ More details on the raw and cloure API can be found in:
+
+ http://gcc.gnu.org/ml/java/1999-q3/msg00138.html
+
+ and
+
+ http://gcc.gnu.org/ml/java/1999-q3/msg00174.html
+ -------------------------------------------------------------------- */
+
+#ifndef LIBFFI_H
+#define LIBFFI_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* Specify which architecture libffi is configured for. */
+#define @TARGET@
+
+/* ---- System configuration information --------------------------------- */
+
+#include <ffitarget.h>
+
+#ifndef LIBFFI_ASM
+
+#include <stddef.h>
+#include <limits.h>
+
+/* LONG_LONG_MAX is not always defined (not if STRICT_ANSI, for example).
+ But we can find it either under the correct ANSI name, or under GNU
+ C's internal name. */
+#ifdef LONG_LONG_MAX
+# define FFI_LONG_LONG_MAX LONG_LONG_MAX
+#else
+# ifdef LLONG_MAX
+# define FFI_LONG_LONG_MAX LLONG_MAX
+# else
+# ifdef __GNUC__
+# define FFI_LONG_LONG_MAX __LONG_LONG_MAX__
+# endif
+# endif
+#endif
+
+#if SCHAR_MAX == 127
+# define ffi_type_uchar ffi_type_uint8
+# define ffi_type_schar ffi_type_sint8
+#else
+ #error "char size not supported"
+#endif
+
+#if SHRT_MAX == 32767
+# define ffi_type_ushort ffi_type_uint16
+# define ffi_type_sshort ffi_type_sint16
+#elif SHRT_MAX == 2147483647
+# define ffi_type_ushort ffi_type_uint32
+# define ffi_type_sshort ffi_type_sint32
+#else
+ #error "short size not supported"
+#endif
+
+#if INT_MAX == 32767
+# define ffi_type_uint ffi_type_uint16
+# define ffi_type_sint ffi_type_sint16
+#elif INT_MAX == 2147483647
+# define ffi_type_uint ffi_type_uint32
+# define ffi_type_sint ffi_type_sint32
+#elif INT_MAX == 9223372036854775807
+# define ffi_type_uint ffi_type_uint64
+# define ffi_type_sint ffi_type_sint64
+#else
+ #error "int size not supported"
+#endif
+
+#if LONG_MAX == 2147483647
+# if FFI_LONG_LONG_MAX != 9223372036854775807
+ #error "no 64-bit data type supported"
+# endif
+#elif LONG_MAX != 9223372036854775807
+ #error "long size not supported"
+#endif
+
+#if LONG_MAX == 2147483647
+# define ffi_type_ulong ffi_type_uint32
+# define ffi_type_slong ffi_type_sint32
+#elif LONG_MAX == 9223372036854775807
+# define ffi_type_ulong ffi_type_uint64
+# define ffi_type_slong ffi_type_sint64
+#else
+ #error "long size not supported"
+#endif
+
+/* The closure code assumes that this works on pointers, i.e. a size_t */
+/* can hold a pointer. */
+
+typedef struct _ffi_type
+{
+ size_t size;
+ unsigned short alignment;
+ unsigned short type;
+ struct _ffi_type **elements;
+} ffi_type;
+
+/* These are defined in types.c */
+extern ffi_type ffi_type_void;
+extern ffi_type ffi_type_uint8;
+extern ffi_type ffi_type_sint8;
+extern ffi_type ffi_type_uint16;
+extern ffi_type ffi_type_sint16;
+extern ffi_type ffi_type_uint32;
+extern ffi_type ffi_type_sint32;
+extern ffi_type ffi_type_uint64;
+extern ffi_type ffi_type_sint64;
+extern ffi_type ffi_type_float;
+extern ffi_type ffi_type_double;
+extern ffi_type ffi_type_pointer;
+
+#if @HAVE_LONG_DOUBLE@
+extern ffi_type ffi_type_longdouble;
+#else
+#define ffi_type_longdouble ffi_type_double
+#endif
+
+typedef enum {
+ FFI_OK = 0,
+ FFI_BAD_TYPEDEF,
+ FFI_BAD_ABI
+} ffi_status;
+
+typedef unsigned FFI_TYPE;
+
+typedef struct {
+ ffi_abi abi;
+ unsigned nargs;
+ ffi_type **arg_types;
+ ffi_type *rtype;
+ unsigned bytes;
+ unsigned flags;
+#ifdef FFI_EXTRA_CIF_FIELDS
+ FFI_EXTRA_CIF_FIELDS;
+#endif
+} ffi_cif;
+
+/* ---- Definitions for the raw API -------------------------------------- */
+
+#ifndef FFI_SIZEOF_ARG
+# if LONG_MAX == 2147483647
+# define FFI_SIZEOF_ARG 4
+# elif LONG_MAX == 9223372036854775807
+# define FFI_SIZEOF_ARG 8
+# endif
+#endif
+
+typedef union {
+ ffi_sarg sint;
+ ffi_arg uint;
+ float flt;
+ char data[FFI_SIZEOF_ARG];
+ void* ptr;
+} ffi_raw;
+
+void ffi_raw_call (ffi_cif *cif,
+ void (*fn)(),
+ void *rvalue,
+ ffi_raw *avalue);
+
+void ffi_ptrarray_to_raw (ffi_cif *cif, void **args, ffi_raw *raw);
+void ffi_raw_to_ptrarray (ffi_cif *cif, ffi_raw *raw, void **args);
+size_t ffi_raw_size (ffi_cif *cif);
+
+/* This is analogous to the raw API, except it uses Java parameter */
+/* packing, even on 64-bit machines. I.e. on 64-bit machines */
+/* longs and doubles are followed by an empty 64-bit word. */
+
+void ffi_java_raw_call (ffi_cif *cif,
+ void (*fn)(),
+ void *rvalue,
+ ffi_raw *avalue);
+
+void ffi_java_ptrarray_to_raw (ffi_cif *cif, void **args, ffi_raw *raw);
+void ffi_java_raw_to_ptrarray (ffi_cif *cif, ffi_raw *raw, void **args);
+size_t ffi_java_raw_size (ffi_cif *cif);
+
+/* ---- Definitions for closures ----------------------------------------- */
+
+#if FFI_CLOSURES
+
+typedef struct {
+ char tramp[FFI_TRAMPOLINE_SIZE];
+ ffi_cif *cif;
+ void (*fun)(ffi_cif*,void*,void**,void*);
+ void *user_data;
+} ffi_closure __attribute__((aligned (8)));
+
+ffi_status
+ffi_prep_closure (ffi_closure*,
+ ffi_cif *,
+ void (*fun)(ffi_cif*,void*,void**,void*),
+ void *user_data);
+
+typedef struct {
+ char tramp[FFI_TRAMPOLINE_SIZE];
+
+ ffi_cif *cif;
+
+#if !FFI_NATIVE_RAW_API
+
+ /* if this is enabled, then a raw closure has the same layout
+ as a regular closure. We use this to install an intermediate
+ handler to do the transaltion, void** -> ffi_raw*. */
+
+ void (*translate_args)(ffi_cif*,void*,void**,void*);
+ void *this_closure;
+
+#endif
+
+ void (*fun)(ffi_cif*,void*,ffi_raw*,void*);
+ void *user_data;
+
+} ffi_raw_closure;
+
+ffi_status
+ffi_prep_raw_closure (ffi_raw_closure*,
+ ffi_cif *cif,
+ void (*fun)(ffi_cif*,void*,ffi_raw*,void*),
+ void *user_data);
+
+ffi_status
+ffi_prep_java_raw_closure (ffi_raw_closure*,
+ ffi_cif *cif,
+ void (*fun)(ffi_cif*,void*,ffi_raw*,void*),
+ void *user_data);
+
+#endif /* FFI_CLOSURES */
+
+/* ---- Public interface definition -------------------------------------- */
+
+ffi_status ffi_prep_cif(ffi_cif *cif,
+ ffi_abi abi,
+ unsigned int nargs,
+ ffi_type *rtype,
+ ffi_type **atypes);
+
+void ffi_call(ffi_cif *cif,
+ void (*fn)(),
+ void *rvalue,
+ void **avalue);
+
+/* Useful for eliminating compiler warnings */
+#define FFI_FN(f) ((void (*)())f)
+
+/* ---- Definitions shared with assembly code ---------------------------- */
+
+#endif
+
+/* If these change, update src/mips/ffitarget.h. */
+#define FFI_TYPE_VOID 0
+#define FFI_TYPE_INT 1
+#define FFI_TYPE_FLOAT 2
+#define FFI_TYPE_DOUBLE 3
+#if @HAVE_LONG_DOUBLE@
+#define FFI_TYPE_LONGDOUBLE 4
+#else
+#define FFI_TYPE_LONGDOUBLE FFI_TYPE_DOUBLE
+#endif
+#define FFI_TYPE_UINT8 5
+#define FFI_TYPE_SINT8 6
+#define FFI_TYPE_UINT16 7
+#define FFI_TYPE_SINT16 8
+#define FFI_TYPE_UINT32 9
+#define FFI_TYPE_SINT32 10
+#define FFI_TYPE_UINT64 11
+#define FFI_TYPE_SINT64 12
+#define FFI_TYPE_STRUCT 13
+#define FFI_TYPE_POINTER 14
+
+/* This should always refer to the last type code (for sanity checks) */
+#define FFI_TYPE_LAST FFI_TYPE_POINTER
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+
Added: llvm-gcc-4.2/trunk/libffi/include/ffi_common.h
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/include/ffi_common.h?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/include/ffi_common.h (added)
+++ llvm-gcc-4.2/trunk/libffi/include/ffi_common.h Thu Nov 8 16:56:19 2007
@@ -0,0 +1,95 @@
+/* -----------------------------------------------------------------------
+ ffi_common.h - Copyright (c) 1996 Red Hat, Inc.
+
+ Common internal definitions and macros. Only necessary for building
+ libffi.
+ ----------------------------------------------------------------------- */
+
+#ifndef FFI_COMMON_H
+#define FFI_COMMON_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <fficonfig.h>
+
+/* Do not move this. Some versions of AIX are very picky about where
+ this is positioned. */
+#ifdef __GNUC__
+# define alloca __builtin_alloca
+#else
+# if HAVE_ALLOCA_H
+# include <alloca.h>
+# else
+# ifdef _AIX
+ #pragma alloca
+# else
+# ifndef alloca /* predefined by HP cc +Olibcalls */
+char *alloca ();
+# endif
+# endif
+# endif
+#endif
+
+/* Check for the existence of memcpy. */
+#if STDC_HEADERS
+# include <string.h>
+#else
+# ifndef HAVE_MEMCPY
+# define memcpy(d, s, n) bcopy ((s), (d), (n))
+# endif
+#endif
+
+#if defined(FFI_DEBUG)
+#include <stdio.h>
+#endif
+
+#ifdef FFI_DEBUG
+void ffi_assert(char *expr, char *file, int line);
+void ffi_stop_here(void);
+void ffi_type_test(ffi_type *a, char *file, int line);
+
+#define FFI_ASSERT(x) ((x) ? (void)0 : ffi_assert(#x, __FILE__,__LINE__))
+#define FFI_ASSERT_AT(x, f, l) ((x) ? 0 : ffi_assert(#x, (f), (l)))
+#define FFI_ASSERT_VALID_TYPE(x) ffi_type_test (x, __FILE__, __LINE__)
+#else
+#define FFI_ASSERT(x)
+#define FFI_ASSERT_AT(x, f, l)
+#define FFI_ASSERT_VALID_TYPE(x)
+#endif
+
+#define ALIGN(v, a) (((((size_t) (v))-1) | ((a)-1))+1)
+#define ALIGN_DOWN(v, a) (((size_t) (v)) & -a)
+
+/* Perform machine dependent cif processing */
+ffi_status ffi_prep_cif_machdep(ffi_cif *cif);
+
+/* Extended cif, used in callback from assembly routine */
+typedef struct
+{
+ ffi_cif *cif;
+ void *rvalue;
+ void **avalue;
+} extended_cif;
+
+/* Terse sized type definitions. */
+typedef unsigned int UINT8 __attribute__((__mode__(__QI__)));
+typedef signed int SINT8 __attribute__((__mode__(__QI__)));
+typedef unsigned int UINT16 __attribute__((__mode__(__HI__)));
+typedef signed int SINT16 __attribute__((__mode__(__HI__)));
+typedef unsigned int UINT32 __attribute__((__mode__(__SI__)));
+typedef signed int SINT32 __attribute__((__mode__(__SI__)));
+typedef unsigned int UINT64 __attribute__((__mode__(__DI__)));
+typedef signed int SINT64 __attribute__((__mode__(__DI__)));
+
+typedef float FLOAT32;
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+
+
Added: llvm-gcc-4.2/trunk/libffi/libtool-version
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/libtool-version?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/libtool-version (added)
+++ llvm-gcc-4.2/trunk/libffi/libtool-version Thu Nov 8 16:56:19 2007
@@ -0,0 +1,6 @@
+# This file is used to maintain libtool version info for libffi. See
+# the libtool manual to understand the meaning of the fields. This is
+# a separate file so that version updates don't involve re-running
+# automake.
+# CURRENT:REVISION:AGE
+4:1:0
Added: llvm-gcc-4.2/trunk/libffi/src/alpha/ffi.c
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/src/alpha/ffi.c?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/src/alpha/ffi.c (added)
+++ llvm-gcc-4.2/trunk/libffi/src/alpha/ffi.c Thu Nov 8 16:56:19 2007
@@ -0,0 +1,282 @@
+/* -----------------------------------------------------------------------
+ ffi.c - Copyright (c) 1998, 2001 Red Hat, Inc.
+
+ Alpha Foreign Function Interface
+
+ Permission is hereby granted, free of charge, to any person obtaining
+ a copy of this software and associated documentation files (the
+ ``Software''), to deal in the Software without restriction, including
+ without limitation the rights to use, copy, modify, merge, publish,
+ distribute, sublicense, and/or sell copies of the Software, and to
+ permit persons to whom the Software is furnished to do so, subject to
+ the following conditions:
+
+ The above copyright notice and this permission notice shall be included
+ in all copies or substantial portions of the Software.
+
+ THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ OTHER DEALINGS IN THE SOFTWARE.
+ ----------------------------------------------------------------------- */
+
+#include <ffi.h>
+#include <ffi_common.h>
+#include <stdlib.h>
+
+/* Force FFI_TYPE_LONGDOUBLE to be different than FFI_TYPE_DOUBLE;
+ all further uses in this file will refer to the 128-bit type. */
+#if defined(__LONG_DOUBLE_128__)
+# if FFI_TYPE_LONGDOUBLE != 4
+# error FFI_TYPE_LONGDOUBLE out of date
+# endif
+#else
+# undef FFI_TYPE_LONGDOUBLE
+# define FFI_TYPE_LONGDOUBLE 4
+#endif
+
+extern void ffi_call_osf(void *, unsigned long, unsigned, void *, void (*)())
+ FFI_HIDDEN;
+extern void ffi_closure_osf(void) FFI_HIDDEN;
+
+
+ffi_status
+ffi_prep_cif_machdep(ffi_cif *cif)
+{
+ /* Adjust cif->bytes to represent a minimum 6 words for the temporary
+ register argument loading area. */
+ if (cif->bytes < 6*FFI_SIZEOF_ARG)
+ cif->bytes = 6*FFI_SIZEOF_ARG;
+
+ /* Set the return type flag */
+ switch (cif->rtype->type)
+ {
+ case FFI_TYPE_STRUCT:
+ case FFI_TYPE_FLOAT:
+ case FFI_TYPE_DOUBLE:
+ cif->flags = cif->rtype->type;
+ break;
+
+ case FFI_TYPE_LONGDOUBLE:
+ /* 128-bit long double is returned in memory, like a struct. */
+ cif->flags = FFI_TYPE_STRUCT;
+ break;
+
+ default:
+ cif->flags = FFI_TYPE_INT;
+ break;
+ }
+
+ return FFI_OK;
+}
+
+
+void
+ffi_call(ffi_cif *cif, void (*fn)(), void *rvalue, void **avalue)
+{
+ unsigned long *stack, *argp;
+ long i, avn;
+ ffi_type **arg_types;
+
+ /* If the return value is a struct and we don't have a return
+ value address then we need to make one. */
+ if (rvalue == NULL && cif->flags == FFI_TYPE_STRUCT)
+ rvalue = alloca(cif->rtype->size);
+
+ /* Allocate the space for the arguments, plus 4 words of temp
+ space for ffi_call_osf. */
+ argp = stack = alloca(cif->bytes + 4*FFI_SIZEOF_ARG);
+
+ if (cif->flags == FFI_TYPE_STRUCT)
+ *(void **) argp++ = rvalue;
+
+ i = 0;
+ avn = cif->nargs;
+ arg_types = cif->arg_types;
+
+ while (i < avn)
+ {
+ size_t size = (*arg_types)->size;
+
+ switch ((*arg_types)->type)
+ {
+ case FFI_TYPE_SINT8:
+ *(SINT64 *) argp = *(SINT8 *)(* avalue);
+ break;
+
+ case FFI_TYPE_UINT8:
+ *(SINT64 *) argp = *(UINT8 *)(* avalue);
+ break;
+
+ case FFI_TYPE_SINT16:
+ *(SINT64 *) argp = *(SINT16 *)(* avalue);
+ break;
+
+ case FFI_TYPE_UINT16:
+ *(SINT64 *) argp = *(UINT16 *)(* avalue);
+ break;
+
+ case FFI_TYPE_SINT32:
+ case FFI_TYPE_UINT32:
+ /* Note that unsigned 32-bit quantities are sign extended. */
+ *(SINT64 *) argp = *(SINT32 *)(* avalue);
+ break;
+
+ case FFI_TYPE_SINT64:
+ case FFI_TYPE_UINT64:
+ case FFI_TYPE_POINTER:
+ *(UINT64 *) argp = *(UINT64 *)(* avalue);
+ break;
+
+ case FFI_TYPE_FLOAT:
+ if (argp - stack < 6)
+ {
+ /* Note the conversion -- all the fp regs are loaded as
+ doubles. The in-register format is the same. */
+ *(double *) argp = *(float *)(* avalue);
+ }
+ else
+ *(float *) argp = *(float *)(* avalue);
+ break;
+
+ case FFI_TYPE_DOUBLE:
+ *(double *) argp = *(double *)(* avalue);
+ break;
+
+ case FFI_TYPE_LONGDOUBLE:
+ /* 128-bit long double is passed by reference. */
+ *(long double **) argp = (long double *)(* avalue);
+ size = sizeof (long double *);
+ break;
+
+ case FFI_TYPE_STRUCT:
+ memcpy(argp, *avalue, (*arg_types)->size);
+ break;
+
+ default:
+ FFI_ASSERT(0);
+ }
+
+ argp += ALIGN(size, FFI_SIZEOF_ARG) / FFI_SIZEOF_ARG;
+ i++, arg_types++, avalue++;
+ }
+
+ ffi_call_osf(stack, cif->bytes, cif->flags, rvalue, fn);
+}
+
+
+ffi_status
+ffi_prep_closure (ffi_closure* closure,
+ ffi_cif* cif,
+ void (*fun)(ffi_cif*, void*, void**, void*),
+ void *user_data)
+{
+ unsigned int *tramp;
+
+ tramp = (unsigned int *) &closure->tramp[0];
+ tramp[0] = 0x47fb0401; /* mov $27,$1 */
+ tramp[1] = 0xa77b0010; /* ldq $27,16($27) */
+ tramp[2] = 0x6bfb0000; /* jmp $31,($27),0 */
+ tramp[3] = 0x47ff041f; /* nop */
+ *(void **) &tramp[4] = ffi_closure_osf;
+
+ closure->cif = cif;
+ closure->fun = fun;
+ closure->user_data = user_data;
+
+ /* Flush the Icache.
+
+ Tru64 UNIX as doesn't understand the imb mnemonic, so use call_pal
+ instead, since both Compaq as and gas can handle it.
+
+ 0x86 is PAL_imb in Tru64 UNIX <alpha/pal.h>. */
+ asm volatile ("call_pal 0x86" : : : "memory");
+
+ return FFI_OK;
+}
+
+
+long FFI_HIDDEN
+ffi_closure_osf_inner(ffi_closure *closure, void *rvalue, unsigned long *argp)
+{
+ ffi_cif *cif;
+ void **avalue;
+ ffi_type **arg_types;
+ long i, avn, argn;
+
+ cif = closure->cif;
+ avalue = alloca(cif->nargs * sizeof(void *));
+
+ argn = 0;
+
+ /* Copy the caller's structure return address to that the closure
+ returns the data directly to the caller. */
+ if (cif->flags == FFI_TYPE_STRUCT)
+ {
+ rvalue = (void *) argp[0];
+ argn = 1;
+ }
+
+ i = 0;
+ avn = cif->nargs;
+ arg_types = cif->arg_types;
+
+ /* Grab the addresses of the arguments from the stack frame. */
+ while (i < avn)
+ {
+ size_t size = arg_types[i]->size;
+
+ switch (arg_types[i]->type)
+ {
+ case FFI_TYPE_SINT8:
+ case FFI_TYPE_UINT8:
+ case FFI_TYPE_SINT16:
+ case FFI_TYPE_UINT16:
+ case FFI_TYPE_SINT32:
+ case FFI_TYPE_UINT32:
+ case FFI_TYPE_SINT64:
+ case FFI_TYPE_UINT64:
+ case FFI_TYPE_POINTER:
+ case FFI_TYPE_STRUCT:
+ avalue[i] = &argp[argn];
+ break;
+
+ case FFI_TYPE_FLOAT:
+ if (argn < 6)
+ {
+ /* Floats coming from registers need conversion from double
+ back to float format. */
+ *(float *)&argp[argn - 6] = *(double *)&argp[argn - 6];
+ avalue[i] = &argp[argn - 6];
+ }
+ else
+ avalue[i] = &argp[argn];
+ break;
+
+ case FFI_TYPE_DOUBLE:
+ avalue[i] = &argp[argn - (argn < 6 ? 6 : 0)];
+ break;
+
+ case FFI_TYPE_LONGDOUBLE:
+ /* 128-bit long double is passed by reference. */
+ avalue[i] = (long double *) argp[argn];
+ size = sizeof (long double *);
+ break;
+
+ default:
+ abort ();
+ }
+
+ argn += ALIGN(size, FFI_SIZEOF_ARG) / FFI_SIZEOF_ARG;
+ i++;
+ }
+
+ /* Invoke the closure. */
+ closure->fun (cif, rvalue, avalue, closure->user_data);
+
+ /* Tell ffi_closure_osf how to perform return type promotions. */
+ return cif->rtype->type;
+}
Added: llvm-gcc-4.2/trunk/libffi/src/alpha/ffitarget.h
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/src/alpha/ffitarget.h?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/src/alpha/ffitarget.h (added)
+++ llvm-gcc-4.2/trunk/libffi/src/alpha/ffitarget.h Thu Nov 8 16:56:19 2007
@@ -0,0 +1,48 @@
+/* -----------------------------------------------------------------*-C-*-
+ ffitarget.h - Copyright (c) 1996-2003 Red Hat, Inc.
+ Target configuration macros for Alpha.
+
+ Permission is hereby granted, free of charge, to any person obtaining
+ a copy of this software and associated documentation files (the
+ ``Software''), to deal in the Software without restriction, including
+ without limitation the rights to use, copy, modify, merge, publish,
+ distribute, sublicense, and/or sell copies of the Software, and to
+ permit persons to whom the Software is furnished to do so, subject to
+ the following conditions:
+
+ The above copyright notice and this permission notice shall be included
+ in all copies or substantial portions of the Software.
+
+ THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ OTHER DEALINGS IN THE SOFTWARE.
+
+ ----------------------------------------------------------------------- */
+
+#ifndef LIBFFI_TARGET_H
+#define LIBFFI_TARGET_H
+
+#ifndef LIBFFI_ASM
+typedef unsigned long ffi_arg;
+typedef signed long ffi_sarg;
+
+typedef enum ffi_abi {
+ FFI_FIRST_ABI = 0,
+ FFI_OSF,
+ FFI_DEFAULT_ABI = FFI_OSF,
+ FFI_LAST_ABI = FFI_DEFAULT_ABI + 1
+} ffi_abi;
+#endif
+
+/* ---- Definitions for closures ----------------------------------------- */
+
+#define FFI_CLOSURES 1
+#define FFI_TRAMPOLINE_SIZE 24
+#define FFI_NATIVE_RAW_API 0
+
+#endif
+
Added: llvm-gcc-4.2/trunk/libffi/src/alpha/osf.S
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/src/alpha/osf.S?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/src/alpha/osf.S (added)
+++ llvm-gcc-4.2/trunk/libffi/src/alpha/osf.S Thu Nov 8 16:56:19 2007
@@ -0,0 +1,361 @@
+/* -----------------------------------------------------------------------
+ osf.S - Copyright (c) 1998, 2001, 2007 Red Hat
+
+ Alpha/OSF Foreign Function Interface
+
+ Permission is hereby granted, free of charge, to any person obtaining
+ a copy of this software and associated documentation files (the
+ ``Software''), to deal in the Software without restriction, including
+ without limitation the rights to use, copy, modify, merge, publish,
+ distribute, sublicense, and/or sell copies of the Software, and to
+ permit persons to whom the Software is furnished to do so, subject to
+ the following conditions:
+
+ The above copyright notice and this permission notice shall be included
+ in all copies or substantial portions of the Software.
+
+ THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ OTHER DEALINGS IN THE SOFTWARE.
+ ----------------------------------------------------------------------- */
+
+#define LIBFFI_ASM
+#include <fficonfig.h>
+#include <ffi.h>
+
+ .arch ev6
+ .text
+
+/* ffi_call_osf (void *args, unsigned long bytes, unsigned flags,
+ void *raddr, void (*fnaddr)());
+
+ Bit o trickiness here -- ARGS+BYTES is the base of the stack frame
+ for this function. This has been allocated by ffi_call. We also
+ deallocate some of the stack that has been alloca'd. */
+
+ .align 3
+ .globl ffi_call_osf
+ .ent ffi_call_osf
+ FFI_HIDDEN(ffi_call_osf)
+
+ffi_call_osf:
+ .frame $15, 32, $26, 0
+ .mask 0x4008000, -32
+$LFB1:
+ addq $16,$17,$1
+ mov $16, $30
+ stq $26, 0($1)
+ stq $15, 8($1)
+ stq $18, 16($1)
+ mov $1, $15
+$LCFI1:
+ .prologue 0
+
+ stq $19, 24($1)
+ mov $20, $27
+
+ # Load up all of the (potential) argument registers.
+ ldq $16, 0($30)
+ ldt $f16, 0($30)
+ ldt $f17, 8($30)
+ ldq $17, 8($30)
+ ldt $f18, 16($30)
+ ldq $18, 16($30)
+ ldt $f19, 24($30)
+ ldq $19, 24($30)
+ ldt $f20, 32($30)
+ ldq $20, 32($30)
+ ldt $f21, 40($30)
+ ldq $21, 40($30)
+
+ # Deallocate the register argument area.
+ lda $30, 48($30)
+
+ jsr $26, ($27), 0
+ ldgp $29, 0($26)
+
+ # If the return value pointer is NULL, assume no return value.
+ ldq $19, 24($15)
+ ldq $18, 16($15)
+ ldq $26, 0($15)
+$LCFI2:
+ beq $19, $noretval
+
+ # Store the return value out in the proper type.
+ cmpeq $18, FFI_TYPE_INT, $1
+ bne $1, $retint
+ cmpeq $18, FFI_TYPE_FLOAT, $2
+ bne $2, $retfloat
+ cmpeq $18, FFI_TYPE_DOUBLE, $3
+ bne $3, $retdouble
+
+ .align 3
+$noretval:
+ ldq $15, 8($15)
+ ret
+
+ .align 4
+$retint:
+ stq $0, 0($19)
+ nop
+ ldq $15, 8($15)
+ ret
+
+ .align 4
+$retfloat:
+ sts $f0, 0($19)
+ nop
+ ldq $15, 8($15)
+ ret
+
+ .align 4
+$retdouble:
+ stt $f0, 0($19)
+ nop
+ ldq $15, 8($15)
+ ret
+$LFE1:
+
+ .end ffi_call_osf
+
+/* ffi_closure_osf(...)
+
+ Receives the closure argument in $1. */
+
+ .align 3
+ .globl ffi_closure_osf
+ .ent ffi_closure_osf
+ FFI_HIDDEN(ffi_closure_osf)
+
+ffi_closure_osf:
+ .frame $30, 16*8, $26, 0
+ .mask 0x4000000, -16*8
+$LFB2:
+ ldgp $29, 0($27)
+ subq $30, 16*8, $30
+$LCFI5:
+ stq $26, 0($30)
+$LCFI6:
+ .prologue 1
+
+ # Store all of the potential argument registers in va_list format.
+ stt $f16, 4*8($30)
+ stt $f17, 5*8($30)
+ stt $f18, 6*8($30)
+ stt $f19, 7*8($30)
+ stt $f20, 8*8($30)
+ stt $f21, 9*8($30)
+ stq $16, 10*8($30)
+ stq $17, 11*8($30)
+ stq $18, 12*8($30)
+ stq $19, 13*8($30)
+ stq $20, 14*8($30)
+ stq $21, 15*8($30)
+
+ # Call ffi_closure_osf_inner to do the bulk of the work.
+ mov $1, $16
+ lda $17, 2*8($30)
+ lda $18, 10*8($30)
+ jsr $26, ffi_closure_osf_inner
+ ldgp $29, 0($26)
+ ldq $26, 0($30)
+
+ # Load up the return value in the proper type.
+ lda $1, $load_table
+ s4addq $0, $1, $1
+ ldl $1, 0($1)
+ addq $1, $29, $1
+ jmp $31, ($1), $load_32
+
+ .align 4
+$load_none:
+ addq $30, 16*8, $30
+ ret
+
+ .align 4
+$load_float:
+ lds $f0, 16($30)
+ nop
+ addq $30, 16*8, $30
+ ret
+
+ .align 4
+$load_double:
+ ldt $f0, 16($30)
+ nop
+ addq $30, 16*8, $30
+ ret
+
+ .align 4
+$load_u8:
+#ifdef __alpha_bwx__
+ ldbu $0, 16($30)
+ nop
+#else
+ ldq $0, 16($30)
+ and $0, 255, $0
+#endif
+ addq $30, 16*8, $30
+ ret
+
+ .align 4
+$load_s8:
+#ifdef __alpha_bwx__
+ ldbu $0, 16($30)
+ sextb $0, $0
+#else
+ ldq $0, 16($30)
+ sll $0, 56, $0
+ sra $0, 56, $0
+#endif
+ addq $30, 16*8, $30
+ ret
+
+ .align 4
+$load_u16:
+#ifdef __alpha_bwx__
+ ldwu $0, 16($30)
+ nop
+#else
+ ldq $0, 16($30)
+ zapnot $0, 3, $0
+#endif
+ addq $30, 16*8, $30
+ ret
+
+ .align 4
+$load_s16:
+#ifdef __alpha_bwx__
+ ldwu $0, 16($30)
+ sextw $0, $0
+#else
+ ldq $0, 16($30)
+ sll $0, 48, $0
+ sra $0, 48, $0
+#endif
+ addq $30, 16*8, $30
+ ret
+
+ .align 4
+$load_32:
+ ldl $0, 16($30)
+ nop
+ addq $30, 16*8, $30
+ ret
+
+ .align 4
+$load_64:
+ ldq $0, 16($30)
+ nop
+ addq $30, 16*8, $30
+ ret
+$LFE2:
+
+ .end ffi_closure_osf
+
+#ifdef __ELF__
+.section .rodata
+#else
+.rdata
+#endif
+$load_table:
+ .gprel32 $load_none # FFI_TYPE_VOID
+ .gprel32 $load_32 # FFI_TYPE_INT
+ .gprel32 $load_float # FFI_TYPE_FLOAT
+ .gprel32 $load_double # FFI_TYPE_DOUBLE
+ .gprel32 $load_none # FFI_TYPE_LONGDOUBLE
+ .gprel32 $load_u8 # FFI_TYPE_UINT8
+ .gprel32 $load_s8 # FFI_TYPE_SINT8
+ .gprel32 $load_u16 # FFI_TYPE_UINT16
+ .gprel32 $load_s16 # FFI_TYPE_SINT16
+ .gprel32 $load_32 # FFI_TYPE_UINT32
+ .gprel32 $load_32 # FFI_TYPE_SINT32
+ .gprel32 $load_64 # FFI_TYPE_UINT64
+ .gprel32 $load_64 # FFI_TYPE_SINT64
+ .gprel32 $load_none # FFI_TYPE_STRUCT
+ .gprel32 $load_64 # FFI_TYPE_POINTER
+
+/* Assert that the table above is in sync with ffi.h. */
+
+#if FFI_TYPE_FLOAT != 2 \
+ || FFI_TYPE_DOUBLE != 3 \
+ || FFI_TYPE_UINT8 != 5 \
+ || FFI_TYPE_SINT8 != 6 \
+ || FFI_TYPE_UINT16 != 7 \
+ || FFI_TYPE_SINT16 != 8 \
+ || FFI_TYPE_UINT32 != 9 \
+ || FFI_TYPE_SINT32 != 10 \
+ || FFI_TYPE_UINT64 != 11 \
+ || FFI_TYPE_SINT64 != 12 \
+ || FFI_TYPE_STRUCT != 13 \
+ || FFI_TYPE_POINTER != 14 \
+ || FFI_TYPE_LAST != 14
+#error "osf.S out of sync with ffi.h"
+#endif
+
+#ifdef __ELF__
+ .section .eh_frame,EH_FRAME_FLAGS, at progbits
+__FRAME_BEGIN__:
+ .4byte $LECIE1-$LSCIE1 # Length of Common Information Entry
+$LSCIE1:
+ .4byte 0x0 # CIE Identifier Tag
+ .byte 0x1 # CIE Version
+ .ascii "zR\0" # CIE Augmentation
+ .byte 0x1 # uleb128 0x1; CIE Code Alignment Factor
+ .byte 0x78 # sleb128 -8; CIE Data Alignment Factor
+ .byte 26 # CIE RA Column
+ .byte 0x1 # uleb128 0x1; Augmentation size
+ .byte 0x1b # FDE Encoding (pcrel sdata4)
+ .byte 0xc # DW_CFA_def_cfa
+ .byte 30 # uleb128 column 30
+ .byte 0 # uleb128 offset 0
+ .align 3
+$LECIE1:
+$LSFDE1:
+ .4byte $LEFDE1-$LASFDE1 # FDE Length
+$LASFDE1:
+ .4byte $LASFDE1-__FRAME_BEGIN__ # FDE CIE offset
+ .4byte $LFB1-. # FDE initial location
+ .4byte $LFE1-$LFB1 # FDE address range
+ .byte 0x0 # uleb128 0x0; Augmentation size
+
+ .byte 0x4 # DW_CFA_advance_loc4
+ .4byte $LCFI1-$LFB1
+ .byte 0x9a # DW_CFA_offset, column 26
+ .byte 4 # uleb128 4*-8
+ .byte 0x8f # DW_CFA_offset, column 15
+ .byte 0x3 # uleb128 3*-8
+ .byte 0xc # DW_CFA_def_cfa
+ .byte 15 # uleb128 column 15
+ .byte 32 # uleb128 offset 32
+
+ .byte 0x4 # DW_CFA_advance_loc4
+ .4byte $LCFI2-$LCFI1
+ .byte 0xda # DW_CFA_restore, column 26
+ .align 3
+$LEFDE1:
+
+$LSFDE3:
+ .4byte $LEFDE3-$LASFDE3 # FDE Length
+$LASFDE3:
+ .4byte $LASFDE3-__FRAME_BEGIN__ # FDE CIE offset
+ .4byte $LFB2-. # FDE initial location
+ .4byte $LFE2-$LFB2 # FDE address range
+ .byte 0x0 # uleb128 0x0; Augmentation size
+
+ .byte 0x4 # DW_CFA_advance_loc4
+ .4byte $LCFI5-$LFB2
+ .byte 0xe # DW_CFA_def_cfa_offset
+ .byte 0x80,0x1 # uleb128 128
+
+ .byte 0x4 # DW_CFA_advance_loc4
+ .4byte $LCFI6-$LCFI5
+ .byte 0x9a # DW_CFA_offset, column 26
+ .byte 16 # uleb128 offset 16*-8
+ .align 3
+$LEFDE3:
+#endif
Added: llvm-gcc-4.2/trunk/libffi/src/arm/ffi.c
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/src/arm/ffi.c?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/src/arm/ffi.c (added)
+++ llvm-gcc-4.2/trunk/libffi/src/arm/ffi.c Thu Nov 8 16:56:19 2007
@@ -0,0 +1,170 @@
+/* -----------------------------------------------------------------------
+ ffi.c - Copyright (c) 1998 Red Hat, Inc.
+
+ ARM Foreign Function Interface
+
+ Permission is hereby granted, free of charge, to any person obtaining
+ a copy of this software and associated documentation files (the
+ ``Software''), to deal in the Software without restriction, including
+ without limitation the rights to use, copy, modify, merge, publish,
+ distribute, sublicense, and/or sell copies of the Software, and to
+ permit persons to whom the Software is furnished to do so, subject to
+ the following conditions:
+
+ The above copyright notice and this permission notice shall be included
+ in all copies or substantial portions of the Software.
+
+ THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ OTHER DEALINGS IN THE SOFTWARE.
+ ----------------------------------------------------------------------- */
+
+#include <ffi.h>
+#include <ffi_common.h>
+
+#include <stdlib.h>
+
+/* ffi_prep_args is called by the assembly routine once stack space
+ has been allocated for the function's arguments */
+
+void ffi_prep_args(char *stack, extended_cif *ecif)
+{
+ register unsigned int i;
+ register void **p_argv;
+ register char *argp;
+ register ffi_type **p_arg;
+
+ argp = stack;
+
+ if ( ecif->cif->rtype->type == FFI_TYPE_STRUCT ) {
+ *(void **) argp = ecif->rvalue;
+ argp += 4;
+ }
+
+ p_argv = ecif->avalue;
+
+ for (i = ecif->cif->nargs, p_arg = ecif->cif->arg_types;
+ (i != 0);
+ i--, p_arg++)
+ {
+ size_t z;
+
+ /* Align if necessary */
+ if (((*p_arg)->alignment - 1) & (unsigned) argp) {
+ argp = (char *) ALIGN(argp, (*p_arg)->alignment);
+ }
+
+ z = (*p_arg)->size;
+ if (z < sizeof(int))
+ {
+ z = sizeof(int);
+ switch ((*p_arg)->type)
+ {
+ case FFI_TYPE_SINT8:
+ *(signed int *) argp = (signed int)*(SINT8 *)(* p_argv);
+ break;
+
+ case FFI_TYPE_UINT8:
+ *(unsigned int *) argp = (unsigned int)*(UINT8 *)(* p_argv);
+ break;
+
+ case FFI_TYPE_SINT16:
+ *(signed int *) argp = (signed int)*(SINT16 *)(* p_argv);
+ break;
+
+ case FFI_TYPE_UINT16:
+ *(unsigned int *) argp = (unsigned int)*(UINT16 *)(* p_argv);
+ break;
+
+ case FFI_TYPE_STRUCT:
+ *(unsigned int *) argp = (unsigned int)*(UINT32 *)(* p_argv);
+ break;
+
+ default:
+ FFI_ASSERT(0);
+ }
+ }
+ else if (z == sizeof(int))
+ {
+ *(unsigned int *) argp = (unsigned int)*(UINT32 *)(* p_argv);
+ }
+ else
+ {
+ memcpy(argp, *p_argv, z);
+ }
+ p_argv++;
+ argp += z;
+ }
+
+ return;
+}
+
+/* Perform machine dependent cif processing */
+ffi_status ffi_prep_cif_machdep(ffi_cif *cif)
+{
+ /* Round the stack up to a multiple of 8 bytes. This isn't needed
+ everywhere, but it is on some platforms, and it doesn't harm anything
+ when it isn't needed. */
+ cif->bytes = (cif->bytes + 7) & ~7;
+
+ /* Set the return type flag */
+ switch (cif->rtype->type)
+ {
+ case FFI_TYPE_VOID:
+ case FFI_TYPE_STRUCT:
+ case FFI_TYPE_FLOAT:
+ case FFI_TYPE_DOUBLE:
+ cif->flags = (unsigned) cif->rtype->type;
+ break;
+
+ case FFI_TYPE_SINT64:
+ case FFI_TYPE_UINT64:
+ cif->flags = (unsigned) FFI_TYPE_SINT64;
+ break;
+
+ default:
+ cif->flags = FFI_TYPE_INT;
+ break;
+ }
+
+ return FFI_OK;
+}
+
+extern void ffi_call_SYSV(void (*)(char *, extended_cif *), extended_cif *,
+ unsigned, unsigned, unsigned *, void (*fn)());
+
+void ffi_call(ffi_cif *cif, void (*fn)(), void *rvalue, void **avalue)
+{
+ extended_cif ecif;
+
+ ecif.cif = cif;
+ ecif.avalue = avalue;
+
+ /* If the return value is a struct and we don't have a return */
+ /* value address then we need to make one */
+
+ if ((rvalue == NULL) &&
+ (cif->rtype->type == FFI_TYPE_STRUCT))
+ {
+ ecif.rvalue = alloca(cif->rtype->size);
+ }
+ else
+ ecif.rvalue = rvalue;
+
+
+ switch (cif->abi)
+ {
+ case FFI_SYSV:
+ ffi_call_SYSV(ffi_prep_args, &ecif, cif->bytes, cif->flags, ecif.rvalue,
+ fn);
+
+ break;
+ default:
+ FFI_ASSERT(0);
+ break;
+ }
+}
Added: llvm-gcc-4.2/trunk/libffi/src/arm/ffitarget.h
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/src/arm/ffitarget.h?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/src/arm/ffitarget.h (added)
+++ llvm-gcc-4.2/trunk/libffi/src/arm/ffitarget.h Thu Nov 8 16:56:19 2007
@@ -0,0 +1,47 @@
+/* -----------------------------------------------------------------*-C-*-
+ ffitarget.h - Copyright (c) 1996-2003 Red Hat, Inc.
+ Target configuration macros for ARM.
+
+ Permission is hereby granted, free of charge, to any person obtaining
+ a copy of this software and associated documentation files (the
+ ``Software''), to deal in the Software without restriction, including
+ without limitation the rights to use, copy, modify, merge, publish,
+ distribute, sublicense, and/or sell copies of the Software, and to
+ permit persons to whom the Software is furnished to do so, subject to
+ the following conditions:
+
+ The above copyright notice and this permission notice shall be included
+ in all copies or substantial portions of the Software.
+
+ THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ OTHER DEALINGS IN THE SOFTWARE.
+
+ ----------------------------------------------------------------------- */
+
+#ifndef LIBFFI_TARGET_H
+#define LIBFFI_TARGET_H
+
+#ifndef LIBFFI_ASM
+typedef unsigned long ffi_arg;
+typedef signed long ffi_sarg;
+
+typedef enum ffi_abi {
+ FFI_FIRST_ABI = 0,
+ FFI_SYSV,
+ FFI_DEFAULT_ABI = FFI_SYSV,
+ FFI_LAST_ABI = FFI_DEFAULT_ABI + 1
+} ffi_abi;
+#endif
+
+/* ---- Definitions for closures ----------------------------------------- */
+
+#define FFI_CLOSURES 0
+#define FFI_NATIVE_RAW_API 0
+
+#endif
+
Added: llvm-gcc-4.2/trunk/libffi/src/arm/sysv.S
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/src/arm/sysv.S?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/src/arm/sysv.S (added)
+++ llvm-gcc-4.2/trunk/libffi/src/arm/sysv.S Thu Nov 8 16:56:19 2007
@@ -0,0 +1,209 @@
+/* -----------------------------------------------------------------------
+ sysv.S - Copyright (c) 1998 Red Hat, Inc.
+
+ ARM Foreign Function Interface
+
+ Permission is hereby granted, free of charge, to any person obtaining
+ a copy of this software and associated documentation files (the
+ ``Software''), to deal in the Software without restriction, including
+ without limitation the rights to use, copy, modify, merge, publish,
+ distribute, sublicense, and/or sell copies of the Software, and to
+ permit persons to whom the Software is furnished to do so, subject to
+ the following conditions:
+
+ The above copyright notice and this permission notice shall be included
+ in all copies or substantial portions of the Software.
+
+ THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ OTHER DEALINGS IN THE SOFTWARE.
+ ----------------------------------------------------------------------- */
+
+#define LIBFFI_ASM
+#include <fficonfig.h>
+#include <ffi.h>
+#ifdef HAVE_MACHINE_ASM_H
+#include <machine/asm.h>
+#else
+#ifdef __USER_LABEL_PREFIX__
+#define CONCAT1(a, b) CONCAT2(a, b)
+#define CONCAT2(a, b) a ## b
+
+/* Use the right prefix for global labels. */
+#define CNAME(x) CONCAT1 (__USER_LABEL_PREFIX__, x)
+#else
+#define CNAME(x) x
+#endif
+#define ENTRY(x) .globl CNAME(x); .type CNAME(x),%function; CNAME(x):
+#endif
+
+#ifdef __ELF__
+#define LSYM(x) .x
+#else
+#define LSYM(x) x
+#endif
+
+/* We need a better way of testing for this, but for now, this is all
+ we can do. */
+@ This selects the minimum architecture level required.
+#define __ARM_ARCH__ 3
+
+#if defined(__ARM_ARCH_4__) || defined(__ARM_ARCH_4T__)
+# undef __ARM_ARCH__
+# define __ARM_ARCH__ 4
+#endif
+
+#if defined(__ARM_ARCH_5__) || defined(__ARM_ARCH_5T__) \
+ || defined(__ARM_ARCH_5E__) || defined(__ARM_ARCH_5TE__) \
+ || defined(__ARM_ARCH_5TEJ__)
+# undef __ARM_ARCH__
+# define __ARM_ARCH__ 5
+#endif
+
+#if defined(__ARM_ARCH_6__) || defined(__ARM_ARCH_6J__) \
+ || defined(__ARM_ARCH_6K__) || defined(__ARM_ARCH_6Z__) \
+ || defined(__ARM_ARCH_6ZK__)
+# undef __ARM_ARCH__
+# define __ARM_ARCH__ 6
+#endif
+
+#if __ARM_ARCH__ >= 5
+# define call_reg(x) blx x
+#elif defined (__ARM_ARCH_4T__)
+# define call_reg(x) mov lr, pc ; bx x
+# if defined(__thumb__) || defined(__THUMB_INTERWORK__)
+# define __INTERWORKING__
+# endif
+#else
+# define call_reg(x) mov lr, pc ; mov pc, x
+#endif
+
+#if defined(__thumb__) && !defined(__THUMB_INTERWORK__)
+.macro ARM_FUNC_START name
+ .text
+ .align 0
+ .thumb
+ .thumb_func
+ ENTRY(\name)
+ bx pc
+ nop
+ .arm
+/* A hook to tell gdb that we've switched to ARM mode. Also used to call
+ directly from other local arm routines. */
+_L__\name:
+.endm
+#else
+.macro ARM_FUNC_START name
+ .text
+ .align 0
+ .arm
+ ENTRY(\name)
+.endm
+#endif
+
+.macro RETLDM regs=, cond=, dirn=ia
+#if defined (__INTERWORKING__)
+ .ifc "\regs",""
+ ldr\cond lr, [sp], #4
+ .else
+ ldm\cond\dirn sp!, {\regs, lr}
+ .endif
+ bx\cond lr
+#else
+ .ifc "\regs",""
+ ldr\cond pc, [sp], #4
+ .else
+ ldm\cond\dirn sp!, {\regs, pc}
+ .endif
+#endif
+.endm
+
+
+ @ r0: ffi_prep_args
+ @ r1: &ecif
+ @ r2: cif->bytes
+ @ r3: fig->flags
+ @ sp+0: ecif.rvalue
+ @ sp+4: fn
+
+ @ This assumes we are using gas.
+ARM_FUNC_START ffi_call_SYSV
+ @ Save registers
+ stmfd sp!, {r0-r3, fp, lr}
+ mov fp, sp
+
+ @ Make room for all of the new args.
+ sub sp, fp, r2
+
+ @ Place all of the ffi_prep_args in position
+ mov ip, r0
+ mov r0, sp
+ @ r1 already set
+
+ @ Call ffi_prep_args(stack, &ecif)
+ call_reg(ip)
+
+ @ move first 4 parameters in registers
+ ldmia sp, {r0-r3}
+
+ @ and adjust stack
+ ldr ip, [fp, #8]
+ cmp ip, #16
+ movhs ip, #16
+ add sp, sp, ip
+
+ @ call (fn) (...)
+ ldr ip, [fp, #28]
+ call_reg(ip)
+
+ @ Remove the space we pushed for the args
+ mov sp, fp
+
+ @ Load r2 with the pointer to storage for the return value
+ ldr r2, [sp, #24]
+
+ @ Load r3 with the return type code
+ ldr r3, [sp, #12]
+
+ @ If the return value pointer is NULL, assume no return value.
+ cmp r2, #0
+ beq LSYM(Lepilogue)
+
+@ return INT
+ cmp r3, #FFI_TYPE_INT
+#ifdef __SOFTFP__
+ cmpne r3, #FFI_TYPE_FLOAT
+#endif
+ streq r0, [r2]
+ beq LSYM(Lepilogue)
+
+ @ return INT64
+ cmp r3, #FFI_TYPE_SINT64
+#ifdef __SOFTFP__
+ cmpne r3, #FFI_TYPE_DOUBLE
+#endif
+ stmeqia r2, {r0, r1}
+
+#ifndef __SOFTFP__
+ beq LSYM(Lepilogue)
+
+@ return FLOAT
+ cmp r3, #FFI_TYPE_FLOAT
+ stfeqs f0, [r2]
+ beq LSYM(Lepilogue)
+
+@ return DOUBLE or LONGDOUBLE
+ cmp r3, #FFI_TYPE_DOUBLE
+ stfeqd f0, [r2]
+#endif
+
+LSYM(Lepilogue):
+ RETLDM "r0-r3,fp"
+
+.ffi_call_SYSV_end:
+ .size CNAME(ffi_call_SYSV),.ffi_call_SYSV_end-CNAME(ffi_call_SYSV)
+
Added: llvm-gcc-4.2/trunk/libffi/src/cris/ffi.c
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/src/cris/ffi.c?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/src/cris/ffi.c (added)
+++ llvm-gcc-4.2/trunk/libffi/src/cris/ffi.c Thu Nov 8 16:56:19 2007
@@ -0,0 +1,381 @@
+/* -----------------------------------------------------------------------
+ ffi.c - Copyright (c) 1998 Cygnus Solutions
+ Copyright (c) 2004 Simon Posnjak
+ Copyright (c) 2005 Axis Communications AB
+
+ CRIS Foreign Function Interface
+
+ Permission is hereby granted, free of charge, to any person obtaining
+ a copy of this software and associated documentation files (the
+ ``Software''), to deal in the Software without restriction, including
+ without limitation the rights to use, copy, modify, merge, publish,
+ distribute, sublicense, and/or sell copies of the Software, and to
+ permit persons to whom the Software is furnished to do so, subject to
+ the following conditions:
+
+ The above copyright notice and this permission notice shall be included
+ in all copies or substantial portions of the Software.
+
+ THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ IN NO EVENT SHALL SIMON POSNJAK BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ OTHER DEALINGS IN THE SOFTWARE.
+ ----------------------------------------------------------------------- */
+
+#include <ffi.h>
+#include <ffi_common.h>
+
+#define STACK_ARG_SIZE(x) ALIGN(x, FFI_SIZEOF_ARG)
+
+static ffi_status
+initialize_aggregate_packed_struct (ffi_type * arg)
+{
+ ffi_type **ptr;
+
+ FFI_ASSERT (arg != NULL);
+
+ FFI_ASSERT (arg->elements != NULL);
+ FFI_ASSERT (arg->size == 0);
+ FFI_ASSERT (arg->alignment == 0);
+
+ ptr = &(arg->elements[0]);
+
+ while ((*ptr) != NULL)
+ {
+ if (((*ptr)->size == 0)
+ && (initialize_aggregate_packed_struct ((*ptr)) != FFI_OK))
+ return FFI_BAD_TYPEDEF;
+
+ FFI_ASSERT (ffi_type_test ((*ptr)));
+
+ arg->size += (*ptr)->size;
+
+ arg->alignment = (arg->alignment > (*ptr)->alignment) ?
+ arg->alignment : (*ptr)->alignment;
+
+ ptr++;
+ }
+
+ if (arg->size == 0)
+ return FFI_BAD_TYPEDEF;
+ else
+ return FFI_OK;
+}
+
+int
+ffi_prep_args (char *stack, extended_cif * ecif)
+{
+ unsigned int i;
+ unsigned int struct_count = 0;
+ void **p_argv;
+ char *argp;
+ ffi_type **p_arg;
+
+ argp = stack;
+
+ p_argv = ecif->avalue;
+
+ for (i = ecif->cif->nargs, p_arg = ecif->cif->arg_types;
+ (i != 0); i--, p_arg++)
+ {
+ size_t z;
+
+ switch ((*p_arg)->type)
+ {
+ case FFI_TYPE_STRUCT:
+ {
+ z = (*p_arg)->size;
+ if (z <= 4)
+ {
+ memcpy (argp, *p_argv, z);
+ z = 4;
+ }
+ else if (z <= 8)
+ {
+ memcpy (argp, *p_argv, z);
+ z = 8;
+ }
+ else
+ {
+ unsigned int uiLocOnStack;
+ z = sizeof (void *);
+ uiLocOnStack = 4 * ecif->cif->nargs + struct_count;
+ struct_count = struct_count + (*p_arg)->size;
+ *(unsigned int *) argp =
+ (unsigned int) (UINT32 *) (stack + uiLocOnStack);
+ memcpy ((stack + uiLocOnStack), *p_argv, (*p_arg)->size);
+ }
+ break;
+ }
+ default:
+ z = (*p_arg)->size;
+ if (z < sizeof (int))
+ {
+ switch ((*p_arg)->type)
+ {
+ case FFI_TYPE_SINT8:
+ *(signed int *) argp = (signed int) *(SINT8 *) (*p_argv);
+ break;
+
+ case FFI_TYPE_UINT8:
+ *(unsigned int *) argp =
+ (unsigned int) *(UINT8 *) (*p_argv);
+ break;
+
+ case FFI_TYPE_SINT16:
+ *(signed int *) argp = (signed int) *(SINT16 *) (*p_argv);
+ break;
+
+ case FFI_TYPE_UINT16:
+ *(unsigned int *) argp =
+ (unsigned int) *(UINT16 *) (*p_argv);
+ break;
+
+ default:
+ FFI_ASSERT (0);
+ }
+ z = sizeof (int);
+ }
+ else if (z == sizeof (int))
+ *(unsigned int *) argp = (unsigned int) *(UINT32 *) (*p_argv);
+ else
+ memcpy (argp, *p_argv, z);
+ break;
+ }
+ p_argv++;
+ argp += z;
+ }
+
+ return (struct_count);
+}
+
+ffi_status
+ffi_prep_cif (ffi_cif * cif,
+ ffi_abi abi, unsigned int nargs,
+ ffi_type * rtype, ffi_type ** atypes)
+{
+ unsigned bytes = 0;
+ unsigned int i;
+ ffi_type **ptr;
+
+ FFI_ASSERT (cif != NULL);
+ FFI_ASSERT ((abi > FFI_FIRST_ABI) && (abi <= FFI_DEFAULT_ABI));
+
+ cif->abi = abi;
+ cif->arg_types = atypes;
+ cif->nargs = nargs;
+ cif->rtype = rtype;
+
+ cif->flags = 0;
+
+ if ((cif->rtype->size == 0)
+ && (initialize_aggregate_packed_struct (cif->rtype) != FFI_OK))
+ return FFI_BAD_TYPEDEF;
+
+ FFI_ASSERT_VALID_TYPE (cif->rtype);
+
+ for (ptr = cif->arg_types, i = cif->nargs; i > 0; i--, ptr++)
+ {
+ if (((*ptr)->size == 0)
+ && (initialize_aggregate_packed_struct ((*ptr)) != FFI_OK))
+ return FFI_BAD_TYPEDEF;
+
+ FFI_ASSERT_VALID_TYPE (*ptr);
+
+ if (((*ptr)->alignment - 1) & bytes)
+ bytes = ALIGN (bytes, (*ptr)->alignment);
+ if ((*ptr)->type == FFI_TYPE_STRUCT)
+ {
+ if ((*ptr)->size > 8)
+ {
+ bytes += (*ptr)->size;
+ bytes += sizeof (void *);
+ }
+ else
+ {
+ if ((*ptr)->size > 4)
+ bytes += 8;
+ else
+ bytes += 4;
+ }
+ }
+ else
+ bytes += STACK_ARG_SIZE ((*ptr)->size);
+ }
+
+ cif->bytes = bytes;
+
+ return ffi_prep_cif_machdep (cif);
+}
+
+ffi_status
+ffi_prep_cif_machdep (ffi_cif * cif)
+{
+ switch (cif->rtype->type)
+ {
+ case FFI_TYPE_VOID:
+ case FFI_TYPE_STRUCT:
+ case FFI_TYPE_FLOAT:
+ case FFI_TYPE_DOUBLE:
+ case FFI_TYPE_SINT64:
+ case FFI_TYPE_UINT64:
+ cif->flags = (unsigned) cif->rtype->type;
+ break;
+
+ default:
+ cif->flags = FFI_TYPE_INT;
+ break;
+ }
+
+ return FFI_OK;
+}
+
+extern void ffi_call_SYSV (int (*)(char *, extended_cif *),
+ extended_cif *,
+ unsigned, unsigned, unsigned *, void (*fn) ())
+ __attribute__ ((__visibility__ ("hidden")));
+
+void
+ffi_call (ffi_cif * cif, void (*fn) (), void *rvalue, void **avalue)
+{
+ extended_cif ecif;
+
+ ecif.cif = cif;
+ ecif.avalue = avalue;
+
+ if ((rvalue == NULL) && (cif->rtype->type == FFI_TYPE_STRUCT))
+ {
+ ecif.rvalue = alloca (cif->rtype->size);
+ }
+ else
+ ecif.rvalue = rvalue;
+
+ switch (cif->abi)
+ {
+ case FFI_SYSV:
+ ffi_call_SYSV (ffi_prep_args, &ecif, cif->bytes,
+ cif->flags, ecif.rvalue, fn);
+ break;
+ default:
+ FFI_ASSERT (0);
+ break;
+ }
+}
+
+/* Because the following variables are not exported outside libffi, we
+ mark them hidden. */
+
+/* Assembly code for the jump stub. */
+extern const char ffi_cris_trampoline_template[]
+ __attribute__ ((__visibility__ ("hidden")));
+
+/* Offset into ffi_cris_trampoline_template of where to put the
+ ffi_prep_closure_inner function. */
+extern const int ffi_cris_trampoline_fn_offset
+ __attribute__ ((__visibility__ ("hidden")));
+
+/* Offset into ffi_cris_trampoline_template of where to put the
+ closure data. */
+extern const int ffi_cris_trampoline_closure_offset
+ __attribute__ ((__visibility__ ("hidden")));
+
+/* This function is sibling-called (jumped to) by the closure
+ trampoline. We get R10..R13 at PARAMS[0..3] and a copy of [SP] at
+ PARAMS[4] to simplify handling of a straddling parameter. A copy
+ of R9 is at PARAMS[5] and SP at PARAMS[6]. These parameters are
+ put at the appropriate place in CLOSURE which is then executed and
+ the return value is passed back to the caller. */
+
+static unsigned long long
+ffi_prep_closure_inner (void **params, ffi_closure* closure)
+{
+ char *register_args = (char *) params;
+ void *struct_ret = params[5];
+ char *stack_args = params[6];
+ char *ptr = register_args;
+ ffi_cif *cif = closure->cif;
+ ffi_type **arg_types = cif->arg_types;
+
+ /* Max room needed is number of arguments as 64-bit values. */
+ void **avalue = alloca (closure->cif->nargs * sizeof(void *));
+ int i;
+ int doing_regs;
+ long long llret = 0;
+
+ /* Find the address of each argument. */
+ for (i = 0, doing_regs = 1; i < cif->nargs; i++)
+ {
+ /* Types up to and including 8 bytes go by-value. */
+ if (arg_types[i]->size <= 4)
+ {
+ avalue[i] = ptr;
+ ptr += 4;
+ }
+ else if (arg_types[i]->size <= 8)
+ {
+ avalue[i] = ptr;
+ ptr += 8;
+ }
+ else
+ {
+ FFI_ASSERT (arg_types[i]->type == FFI_TYPE_STRUCT);
+
+ /* Passed by-reference, so copy the pointer. */
+ avalue[i] = *(void **) ptr;
+ ptr += 4;
+ }
+
+ /* If we've handled more arguments than fit in registers, start
+ looking at the those passed on the stack. Step over the
+ first one if we had a straddling parameter. */
+ if (doing_regs && ptr >= register_args + 4*4)
+ {
+ ptr = stack_args + ((ptr > register_args + 4*4) ? 4 : 0);
+ doing_regs = 0;
+ }
+ }
+
+ /* Invoke the closure. */
+ (closure->fun) (cif,
+
+ cif->rtype->type == FFI_TYPE_STRUCT
+ /* The caller allocated space for the return
+ structure, and passed a pointer to this space in
+ R9. */
+ ? struct_ret
+
+ /* We take advantage of being able to ignore that
+ the high part isn't set if the return value is
+ not in R10:R11, but in R10 only. */
+ : (void *) &llret,
+
+ avalue, closure->user_data);
+
+ return llret;
+}
+
+/* API function: Prepare the trampoline. */
+
+ffi_status
+ffi_prep_closure (ffi_closure* closure,
+ ffi_cif* cif,
+ void (*fun)(ffi_cif *, void *, void **, void*),
+ void *user_data)
+{
+ void *innerfn = ffi_prep_closure_inner;
+ FFI_ASSERT (cif->abi == FFI_SYSV);
+ closure->cif = cif;
+ closure->user_data = user_data;
+ closure->fun = fun;
+ memcpy (closure->tramp, ffi_cris_trampoline_template,
+ FFI_CRIS_TRAMPOLINE_CODE_PART_SIZE);
+ memcpy (closure->tramp + ffi_cris_trampoline_fn_offset,
+ &innerfn, sizeof (void *));
+ memcpy (closure->tramp + ffi_cris_trampoline_closure_offset,
+ &closure, sizeof (void *));
+
+ return FFI_OK;
+}
Added: llvm-gcc-4.2/trunk/libffi/src/cris/ffitarget.h
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/src/cris/ffitarget.h?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/src/cris/ffitarget.h (added)
+++ llvm-gcc-4.2/trunk/libffi/src/cris/ffitarget.h Thu Nov 8 16:56:19 2007
@@ -0,0 +1,50 @@
+/* -----------------------------------------------------------------*-C-*-
+ ffitarget.h - Copyright (c) 1996-2003 Red Hat, Inc.
+ Target configuration macros for CRIS.
+
+ Permission is hereby granted, free of charge, to any person obtaining
+ a copy of this software and associated documentation files (the
+ ``Software''), to deal in the Software without restriction, including
+ without limitation the rights to use, copy, modify, merge, publish,
+ distribute, sublicense, and/or sell copies of the Software, and to
+ permit persons to whom the Software is furnished to do so, subject to
+ the following conditions:
+
+ The above copyright notice and this permission notice shall be included
+ in all copies or substantial portions of the Software.
+
+ THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ OTHER DEALINGS IN THE SOFTWARE.
+
+ ----------------------------------------------------------------------- */
+
+#ifndef LIBFFI_TARGET_H
+#define LIBFFI_TARGET_H
+
+#ifndef LIBFFI_ASM
+typedef unsigned long ffi_arg;
+typedef signed long ffi_sarg;
+
+typedef enum ffi_abi {
+ FFI_FIRST_ABI = 0,
+ FFI_SYSV,
+ FFI_DEFAULT_ABI = FFI_SYSV,
+ FFI_LAST_ABI = FFI_DEFAULT_ABI + 1
+} ffi_abi;
+#endif
+
+/* ---- Definitions for closures ----------------------------------------- */
+
+#define FFI_CLOSURES 1
+#define FFI_CRIS_TRAMPOLINE_CODE_PART_SIZE 36
+#define FFI_CRIS_TRAMPOLINE_DATA_PART_SIZE (7*4)
+#define FFI_TRAMPOLINE_SIZE \
+ (FFI_CRIS_TRAMPOLINE_CODE_PART_SIZE + FFI_CRIS_TRAMPOLINE_DATA_PART_SIZE)
+#define FFI_NATIVE_RAW_API 0
+
+#endif
Added: llvm-gcc-4.2/trunk/libffi/src/cris/sysv.S
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/src/cris/sysv.S?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/src/cris/sysv.S (added)
+++ llvm-gcc-4.2/trunk/libffi/src/cris/sysv.S Thu Nov 8 16:56:19 2007
@@ -0,0 +1,215 @@
+/* -----------------------------------------------------------------------
+ sysv.S - Copyright (c) 2004 Simon Posnjak
+ Copyright (c) 2005 Axis Communications AB
+
+ CRIS Foreign Function Interface
+
+ Permission is hereby granted, free of charge, to any person obtaining
+ a copy of this software and associated documentation files (the
+ ``Software''), to deal in the Software without restriction, including
+ without limitation the rights to use, copy, modify, merge, publish,
+ distribute, sublicense, and/or sell copies of the Software, and to
+ permit persons to whom the Software is furnished to do so, subject to
+ the following conditions:
+
+ The above copyright notice and this permission notice shall be included
+ in all copies or substantial portions of the Software.
+
+ THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ IN NO EVENT SHALL SIMON POSNJAK BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ OTHER DEALINGS IN THE SOFTWARE.
+ ----------------------------------------------------------------------- */
+
+#define LIBFFI_ASM
+#include <ffi.h>
+#define CONCAT(x,y) x ## y
+#define XCONCAT(x,y) CONCAT (x, y)
+#define L(x) XCONCAT (__USER_LABEL_PREFIX__, x)
+
+ .text
+
+ ;; OK, when we get called we should have this (according to
+ ;; AXIS ETRAX 100LX Programmer's Manual chapter 6.3).
+ ;;
+ ;; R10: ffi_prep_args (func. pointer)
+ ;; R11: &ecif
+ ;; R12: cif->bytes
+ ;; R13: fig->flags
+ ;; sp+0: ecif.rvalue
+ ;; sp+4: fn (function pointer to the function that we need to call)
+
+ .globl L(ffi_call_SYSV)
+ .type L(ffi_call_SYSV), at function
+ .hidden L(ffi_call_SYSV)
+
+L(ffi_call_SYSV):
+ ;; Save the regs to the stack.
+ push $srp
+ ;; Used for stack pointer saving.
+ push $r6
+ ;; Used for function address pointer.
+ push $r7
+ ;; Used for stack pointer saving.
+ push $r8
+ ;; We save fig->flags to stack we will need them after we
+ ;; call The Function.
+ push $r13
+
+ ;; Saving current stack pointer.
+ move.d $sp,$r8
+ move.d $sp,$r6
+
+ ;; Move address of ffi_prep_args to r13.
+ move.d $r10,$r13
+
+ ;; Make room on the stack for the args of fn.
+ sub.d $r12,$sp
+
+ ;; Function void ffi_prep_args(char *stack, extended_cif *ecif) parameters are:
+ ;; r10 <-- stack pointer
+ ;; r11 <-- &ecif (already there)
+ move.d $sp,$r10
+
+ ;; Call the function.
+ jsr $r13
+
+ ;; Save the size of the structures which are passed on stack.
+ move.d $r10,$r7
+
+ ;; Move first four args in to r10..r13.
+ move.d [$sp+0],$r10
+ move.d [$sp+4],$r11
+ move.d [$sp+8],$r12
+ move.d [$sp+12],$r13
+
+ ;; Adjust the stack and check if any parameters are given on stack.
+ addq 16,$sp
+ sub.d $r7,$r6
+ cmp.d $sp,$r6
+
+ bpl go_on
+ nop
+
+go_on_no_params_on_stack:
+ move.d $r6,$sp
+
+go_on:
+ ;; Discover if we need to put rval address in to r9.
+ move.d [$r8+0],$r7
+ cmpq FFI_TYPE_STRUCT,$r7
+ bne call_now
+ nop
+
+ ;; Move rval address to $r9.
+ move.d [$r8+20],$r9
+
+call_now:
+ ;; Move address of The Function in to r7.
+ move.d [$r8+24],$r7
+
+ ;; Call The Function.
+ jsr $r7
+
+ ;; Reset stack.
+ move.d $r8,$sp
+
+ ;; Load rval type (fig->flags) in to r13.
+ pop $r13
+
+ ;; Detect rval type.
+ cmpq FFI_TYPE_VOID,$r13
+ beq epilogue
+
+ cmpq FFI_TYPE_STRUCT,$r13
+ beq epilogue
+
+ cmpq FFI_TYPE_DOUBLE,$r13
+ beq return_double_or_longlong
+
+ cmpq FFI_TYPE_UINT64,$r13
+ beq return_double_or_longlong
+
+ cmpq FFI_TYPE_SINT64,$r13
+ beq return_double_or_longlong
+ nop
+
+ ;; Just return the 32 bit value.
+ ba return
+ nop
+
+return_double_or_longlong:
+ ;; Load half of the rval to r10 and the other half to r11.
+ move.d [$sp+16],$r13
+ move.d $r10,[$r13]
+ addq 4,$r13
+ move.d $r11,[$r13]
+ ba epilogue
+ nop
+
+return:
+ ;; Load the rval to r10.
+ move.d [$sp+16],$r13
+ move.d $r10,[$r13]
+
+epilogue:
+ pop $r8
+ pop $r7
+ pop $r6
+ Jump [$sp+]
+
+ .size ffi_call_SYSV,.-ffi_call_SYSV
+
+/* Save R10..R13 into an array, somewhat like varargs. Copy the next
+ argument too, to simplify handling of any straddling parameter.
+ Save R9 and SP after those. Jump to function handling the rest.
+ Since this is a template, copied and the main function filled in by
+ the user. */
+
+ .globl L(ffi_cris_trampoline_template)
+ .type L(ffi_cris_trampoline_template), at function
+ .hidden L(ffi_cris_trampoline_template)
+
+L(ffi_cris_trampoline_template):
+0:
+ /* The value we get for "PC" is right after the prefix instruction,
+ two bytes from the beginning, i.e. 0b+2. */
+ move.d $r10,[$pc+2f-(0b+2)]
+ move.d $pc,$r10
+1:
+ addq 2f-1b+4,$r10
+ move.d $r11,[$r10+]
+ move.d $r12,[$r10+]
+ move.d $r13,[$r10+]
+ move.d [$sp],$r11
+ move.d $r11,[$r10+]
+ move.d $r9,[$r10+]
+ move.d $sp,[$r10+]
+ subq FFI_CRIS_TRAMPOLINE_DATA_PART_SIZE,$r10
+ move.d 0,$r11
+3:
+ jump 0
+2:
+ .size ffi_cris_trampoline_template,.-0b
+
+/* This macro create a constant usable as "extern const int \name" in
+ C from within libffi, when \name has no prefix decoration. */
+
+ .macro const name,value
+ .globl \name
+ .type \name, at object
+ .hidden \name
+\name:
+ .dword \value
+ .size \name,4
+ .endm
+
+/* Constants for offsets within the trampoline. We could do this with
+ just symbols, avoiding memory contents and memory accesses, but the
+ C usage code would look a bit stranger. */
+
+ const L(ffi_cris_trampoline_fn_offset),2b-4-0b
+ const L(ffi_cris_trampoline_closure_offset),3b-4-0b
Added: llvm-gcc-4.2/trunk/libffi/src/debug.c
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/src/debug.c?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/src/debug.c (added)
+++ llvm-gcc-4.2/trunk/libffi/src/debug.c Thu Nov 8 16:56:19 2007
@@ -0,0 +1,58 @@
+/* -----------------------------------------------------------------------
+ debug.c - Copyright (c) 1996 Red Hat, Inc.
+
+ Permission is hereby granted, free of charge, to any person obtaining
+ a copy of this software and associated documentation files (the
+ ``Software''), to deal in the Software without restriction, including
+ without limitation the rights to use, copy, modify, merge, publish,
+ distribute, sublicense, and/or sell copies of the Software, and to
+ permit persons to whom the Software is furnished to do so, subject to
+ the following conditions:
+
+ The above copyright notice and this permission notice shall be included
+ in all copies or substantial portions of the Software.
+
+ THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ OTHER DEALINGS IN THE SOFTWARE.
+ ----------------------------------------------------------------------- */
+
+#include <ffi.h>
+#include <ffi_common.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+/* General debugging routines */
+
+void ffi_stop_here(void)
+{
+ /* This function is only useful for debugging purposes.
+ Place a breakpoint on ffi_stop_here to be notified of
+ significant events. */
+}
+
+/* This function should only be called via the FFI_ASSERT() macro */
+
+void ffi_assert(char *expr, char *file, int line)
+{
+ fprintf(stderr, "ASSERTION FAILURE: %s at %s:%d\n", expr, file, line);
+ ffi_stop_here();
+ abort();
+}
+
+/* Perform a sanity check on an ffi_type structure */
+
+void ffi_type_test(ffi_type *a, char *file, int line)
+{
+ FFI_ASSERT_AT(a != NULL, file, line);
+
+ FFI_ASSERT_AT(a->type <= FFI_TYPE_LAST, file, line);
+ FFI_ASSERT_AT(a->type == FFI_TYPE_VOID || a->size > 0, file, line);
+ FFI_ASSERT_AT(a->type == FFI_TYPE_VOID || a->alignment > 0, file, line);
+ FFI_ASSERT_AT(a->type != FFI_TYPE_STRUCT || a->elements != NULL, file, line);
+
+}
Added: llvm-gcc-4.2/trunk/libffi/src/frv/eabi.S
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/src/frv/eabi.S?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/src/frv/eabi.S (added)
+++ llvm-gcc-4.2/trunk/libffi/src/frv/eabi.S Thu Nov 8 16:56:19 2007
@@ -0,0 +1,130 @@
+/* -----------------------------------------------------------------------
+ eabi.S - Copyright (c) 2004 Anthony Green
+
+ FR-V Assembly glue.
+
+ $Id: sysv.S,v 1.1.1.1 1998/11/29 16:48:16 green Exp $
+
+ Permission is hereby granted, free of charge, to any person obtaining
+ a copy of this software and associated documentation files (the
+ ``Software''), to deal in the Software without restriction, including
+ without limitation the rights to use, copy, modify, merge, publish,
+ distribute, sublicense, and/or sell copies of the Software, and to
+ permit persons to whom the Software is furnished to do so, subject to
+ the following conditions:
+
+ The above copyright notice and this permission notice shall be included
+ in all copies or substantial portions of the Software.
+
+ THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ OTHER DEALINGS IN THE SOFTWARE.
+ ----------------------------------------------------------------------- */
+
+#define LIBFFI_ASM
+#include <fficonfig.h>
+#include <ffi.h>
+
+ .globl ffi_prep_args_EABI
+
+ .text
+ .p2align 4
+ .globl ffi_call_EABI
+ .type ffi_call_EABI, @function
+
+ # gr8 : ffi_prep_args
+ # gr9 : &ecif
+ # gr10: cif->bytes
+ # gr11: fig->flags
+ # gr12: ecif.rvalue
+ # gr13: fn
+
+ffi_call_EABI:
+ addi sp, #-80, sp
+ sti fp, @(sp, #24)
+ addi sp, #24, fp
+ movsg lr, gr5
+
+ /* Make room for the new arguments. */
+ /* subi sp, fp, gr10 */
+
+ /* Store return address and incoming args on stack. */
+ sti gr5, @(fp, #8)
+ sti gr8, @(fp, #-4)
+ sti gr9, @(fp, #-8)
+ sti gr10, @(fp, #-12)
+ sti gr11, @(fp, #-16)
+ sti gr12, @(fp, #-20)
+ sti gr13, @(fp, #-24)
+
+ sub sp, gr10, sp
+
+ /* Call ffi_prep_args. */
+ ldi @(fp, #-4), gr4
+ addi sp, #0, gr8
+ ldi @(fp, #-8), gr9
+#ifdef __FRV_FDPIC__
+ ldd @(gr4, gr0), gr14
+ calll @(gr14, gr0)
+#else
+ calll @(gr4, gr0)
+#endif
+
+ /* ffi_prep_args returns the new stack pointer. */
+ mov gr8, gr4
+
+ ldi @(sp, #0), gr8
+ ldi @(sp, #4), gr9
+ ldi @(sp, #8), gr10
+ ldi @(sp, #12), gr11
+ ldi @(sp, #16), gr12
+ ldi @(sp, #20), gr13
+
+ /* Always copy the return value pointer into the hidden
+ parameter register. This is only strictly necessary
+ when we're returning an aggregate type, but it doesn't
+ hurt to do this all the time, and it saves a branch. */
+ ldi @(fp, #-20), gr3
+
+ /* Use the ffi_prep_args return value for the new sp. */
+ mov gr4, sp
+
+ /* Call the target function. */
+ ldi @(fp, -24), gr4
+#ifdef __FRV_FDPIC__
+ ldd @(gr4, gr0), gr14
+ calll @(gr14, gr0)
+#else
+ calll @(gr4, gr0)
+#endif
+
+ /* Store the result. */
+ ldi @(fp, #-16), gr10 /* fig->flags */
+ ldi @(fp, #-20), gr4 /* ecif.rvalue */
+
+ /* Is the return value stored in two registers? */
+ cmpi gr10, #8, icc0
+ bne icc0, 0, .L2
+ /* Yes, save them. */
+ sti gr8, @(gr4, #0)
+ sti gr9, @(gr4, #4)
+ bra .L3
+.L2:
+ /* Is the return value a structure? */
+ cmpi gr10, #-1, icc0
+ beq icc0, 0, .L3
+ /* No, save a 4 byte return value. */
+ sti gr8, @(gr4, #0)
+.L3:
+
+ /* Restore the stack, and return. */
+ ldi @(fp, 8), gr5
+ ld @(fp, gr0), fp
+ addi sp,#80,sp
+ jmpl @(gr5,gr0)
+ .size ffi_call_EABI, .-ffi_call_EABI
+
Added: llvm-gcc-4.2/trunk/libffi/src/frv/ffi.c
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/src/frv/ffi.c?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/src/frv/ffi.c (added)
+++ llvm-gcc-4.2/trunk/libffi/src/frv/ffi.c Thu Nov 8 16:56:19 2007
@@ -0,0 +1,287 @@
+/* -----------------------------------------------------------------------
+ ffi.c - Copyright (c) 2004 Anthony Green
+
+ FR-V Foreign Function Interface
+
+ Permission is hereby granted, free of charge, to any person obtaining
+ a copy of this software and associated documentation files (the
+ ``Software''), to deal in the Software without restriction, including
+ without limitation the rights to use, copy, modify, merge, publish,
+ distribute, sublicense, and/or sell copies of the Software, and to
+ permit persons to whom the Software is furnished to do so, subject to
+ the following conditions:
+
+ The above copyright notice and this permission notice shall be included
+ in all copies or substantial portions of the Software.
+
+ THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ OTHER DEALINGS IN THE SOFTWARE.
+ ----------------------------------------------------------------------- */
+
+#include <ffi.h>
+#include <ffi_common.h>
+
+#include <stdlib.h>
+
+/* ffi_prep_args is called by the assembly routine once stack space
+ has been allocated for the function's arguments */
+
+void *ffi_prep_args(char *stack, extended_cif *ecif)
+{
+ register unsigned int i;
+ register void **p_argv;
+ register char *argp;
+ register ffi_type **p_arg;
+ register int count = 0;
+
+ p_argv = ecif->avalue;
+ argp = stack;
+
+ for (i = ecif->cif->nargs, p_arg = ecif->cif->arg_types;
+ (i != 0);
+ i--, p_arg++)
+ {
+ size_t z;
+
+ z = (*p_arg)->size;
+
+ if ((*p_arg)->type == FFI_TYPE_STRUCT)
+ {
+ z = sizeof(void*);
+ *(void **) argp = *p_argv;
+ }
+ /* if ((*p_arg)->type == FFI_TYPE_FLOAT)
+ {
+ if (count > 24)
+ {
+ // This is going on the stack. Turn it into a double.
+ *(double *) argp = (double) *(float*)(* p_argv);
+ z = sizeof(double);
+ }
+ else
+ *(void **) argp = *(void **)(* p_argv);
+ } */
+ else if (z < sizeof(int))
+ {
+ z = sizeof(int);
+ switch ((*p_arg)->type)
+ {
+ case FFI_TYPE_SINT8:
+ *(signed int *) argp = (signed int)*(SINT8 *)(* p_argv);
+ break;
+
+ case FFI_TYPE_UINT8:
+ *(unsigned int *) argp = (unsigned int)*(UINT8 *)(* p_argv);
+ break;
+
+ case FFI_TYPE_SINT16:
+ *(signed int *) argp = (signed int)*(SINT16 *)(* p_argv);
+ break;
+
+ case FFI_TYPE_UINT16:
+ *(unsigned int *) argp = (unsigned int)*(UINT16 *)(* p_argv);
+ break;
+
+ default:
+ FFI_ASSERT(0);
+ }
+ }
+ else if (z == sizeof(int))
+ {
+ *(unsigned int *) argp = (unsigned int)*(UINT32 *)(* p_argv);
+ }
+ else
+ {
+ memcpy(argp, *p_argv, z);
+ }
+ p_argv++;
+ argp += z;
+ count += z;
+ }
+
+ return (stack + ((count > 24) ? 24 : ALIGN_DOWN(count, 8)));
+}
+
+/* Perform machine dependent cif processing */
+ffi_status ffi_prep_cif_machdep(ffi_cif *cif)
+{
+ if (cif->rtype->type == FFI_TYPE_STRUCT)
+ cif->flags = -1;
+ else
+ cif->flags = cif->rtype->size;
+
+ cif->bytes = ALIGN (cif->bytes, 8);
+
+ return FFI_OK;
+}
+
+extern void ffi_call_EABI(void *(*)(char *, extended_cif *),
+ extended_cif *,
+ unsigned, unsigned,
+ unsigned *,
+ void (*fn)());
+
+void ffi_call(ffi_cif *cif,
+ void (*fn)(),
+ void *rvalue,
+ void **avalue)
+{
+ extended_cif ecif;
+
+ ecif.cif = cif;
+ ecif.avalue = avalue;
+
+ /* If the return value is a struct and we don't have a return */
+ /* value address then we need to make one */
+
+ if ((rvalue == NULL) &&
+ (cif->rtype->type == FFI_TYPE_STRUCT))
+ {
+ ecif.rvalue = alloca(cif->rtype->size);
+ }
+ else
+ ecif.rvalue = rvalue;
+
+
+ switch (cif->abi)
+ {
+ case FFI_EABI:
+ ffi_call_EABI(ffi_prep_args, &ecif, cif->bytes,
+ cif->flags, ecif.rvalue, fn);
+ break;
+ default:
+ FFI_ASSERT(0);
+ break;
+ }
+}
+
+void ffi_closure_eabi (unsigned arg1, unsigned arg2, unsigned arg3,
+ unsigned arg4, unsigned arg5, unsigned arg6)
+{
+ /* This function is called by a trampoline. The trampoline stows a
+ pointer to the ffi_closure object in gr7. We must save this
+ pointer in a place that will persist while we do our work. */
+ register ffi_closure *creg __asm__ ("gr7");
+ ffi_closure *closure = creg;
+
+ /* Arguments that don't fit in registers are found on the stack
+ at a fixed offset above the current frame pointer. */
+ register char *frame_pointer __asm__ ("fp");
+ char *stack_args = frame_pointer + 16;
+
+ /* Lay the register arguments down in a continuous chunk of memory. */
+ unsigned register_args[6] =
+ { arg1, arg2, arg3, arg4, arg5, arg6 };
+
+ ffi_cif *cif = closure->cif;
+ ffi_type **arg_types = cif->arg_types;
+ void **avalue = alloca (cif->nargs * sizeof(void *));
+ char *ptr = (char *) register_args;
+ int i;
+
+ /* Find the address of each argument. */
+ for (i = 0; i < cif->nargs; i++)
+ {
+ switch (arg_types[i]->type)
+ {
+ case FFI_TYPE_SINT8:
+ case FFI_TYPE_UINT8:
+ avalue[i] = ptr + 3;
+ break;
+ case FFI_TYPE_SINT16:
+ case FFI_TYPE_UINT16:
+ avalue[i] = ptr + 2;
+ break;
+ case FFI_TYPE_SINT32:
+ case FFI_TYPE_UINT32:
+ case FFI_TYPE_FLOAT:
+ avalue[i] = ptr;
+ break;
+ case FFI_TYPE_STRUCT:
+ avalue[i] = *(void**)ptr;
+ break;
+ default:
+ /* This is an 8-byte value. */
+ avalue[i] = ptr;
+ ptr += 4;
+ break;
+ }
+ ptr += 4;
+
+ /* If we've handled more arguments than fit in registers,
+ start looking at the those passed on the stack. */
+ if (ptr == ((char *)register_args + (6*4)))
+ ptr = stack_args;
+ }
+
+ /* Invoke the closure. */
+ if (cif->rtype->type == FFI_TYPE_STRUCT)
+ {
+ /* The caller allocates space for the return structure, and
+ passes a pointer to this space in gr3. Use this value directly
+ as the return value. */
+ register void *return_struct_ptr __asm__("gr3");
+ (closure->fun) (cif, return_struct_ptr, avalue, closure->user_data);
+ }
+ else
+ {
+ /* Allocate space for the return value and call the function. */
+ long long rvalue;
+ (closure->fun) (cif, &rvalue, avalue, closure->user_data);
+
+ /* Functions return 4-byte or smaller results in gr8. 8-byte
+ values also use gr9. We fill the both, even for small return
+ values, just to avoid a branch. */
+ asm ("ldi @(%0, #0), gr8" : : "r" (&rvalue));
+ asm ("ldi @(%0, #0), gr9" : : "r" (&((int *) &rvalue)[1]));
+ }
+}
+
+ffi_status
+ffi_prep_closure (ffi_closure* closure,
+ ffi_cif* cif,
+ void (*fun)(ffi_cif*, void*, void**, void*),
+ void *user_data)
+{
+ unsigned int *tramp = (unsigned int *) &closure->tramp[0];
+ unsigned long fn = (long) ffi_closure_eabi;
+ unsigned long cls = (long) closure;
+#ifdef __FRV_FDPIC__
+ register void *got __asm__("gr15");
+#endif
+ int i;
+
+ fn = (unsigned long) ffi_closure_eabi;
+
+#ifdef __FRV_FDPIC__
+ tramp[0] = &tramp[2];
+ tramp[1] = got;
+ tramp[2] = 0x8cfc0000 + (fn & 0xffff); /* setlos lo(fn), gr6 */
+ tramp[3] = 0x8efc0000 + (cls & 0xffff); /* setlos lo(cls), gr7 */
+ tramp[4] = 0x8cf80000 + (fn >> 16); /* sethi hi(fn), gr6 */
+ tramp[5] = 0x8ef80000 + (cls >> 16); /* sethi hi(cls), gr7 */
+ tramp[6] = 0x9cc86000; /* ldi @(gr6, #0), gr14 */
+ tramp[7] = 0x8030e000; /* jmpl @(gr14, gr0) */
+#else
+ tramp[0] = 0x8cfc0000 + (fn & 0xffff); /* setlos lo(fn), gr6 */
+ tramp[1] = 0x8efc0000 + (cls & 0xffff); /* setlos lo(cls), gr7 */
+ tramp[2] = 0x8cf80000 + (fn >> 16); /* sethi hi(fn), gr6 */
+ tramp[3] = 0x8ef80000 + (cls >> 16); /* sethi hi(cls), gr7 */
+ tramp[4] = 0x80300006; /* jmpl @(gr0, gr6) */
+#endif
+
+ closure->cif = cif;
+ closure->fun = fun;
+ closure->user_data = user_data;
+
+ /* Cache flushing. */
+ for (i = 0; i < FFI_TRAMPOLINE_SIZE; i++)
+ __asm__ volatile ("dcf @(%0,%1)\n\tici @(%0,%1)" :: "r" (tramp), "r" (i));
+
+ return FFI_OK;
+}
Added: llvm-gcc-4.2/trunk/libffi/src/frv/ffitarget.h
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/src/frv/ffitarget.h?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/src/frv/ffitarget.h (added)
+++ llvm-gcc-4.2/trunk/libffi/src/frv/ffitarget.h Thu Nov 8 16:56:19 2007
@@ -0,0 +1,60 @@
+/* -----------------------------------------------------------------*-C-*-
+ ffitarget.h - Copyright (c) 1996-2004 Red Hat, Inc.
+ Target configuration macros for FR-V
+
+ Permission is hereby granted, free of charge, to any person obtaining
+ a copy of this software and associated documentation files (the
+ ``Software''), to deal in the Software without restriction, including
+ without limitation the rights to use, copy, modify, merge, publish,
+ distribute, sublicense, and/or sell copies of the Software, and to
+ permit persons to whom the Software is furnished to do so, subject to
+ the following conditions:
+
+ The above copyright notice and this permission notice shall be included
+ in all copies or substantial portions of the Software.
+
+ THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ OTHER DEALINGS IN THE SOFTWARE.
+
+ ----------------------------------------------------------------------- */
+
+#ifndef LIBFFI_TARGET_H
+#define LIBFFI_TARGET_H
+
+/* ---- System specific configurations ----------------------------------- */
+
+#ifndef LIBFFI_ASM
+typedef unsigned long ffi_arg;
+typedef signed long ffi_sarg;
+
+typedef enum ffi_abi {
+ FFI_FIRST_ABI = 0,
+
+#ifdef FRV
+ FFI_EABI,
+ FFI_DEFAULT_ABI = FFI_EABI,
+#endif
+
+ FFI_LAST_ABI = FFI_DEFAULT_ABI + 1
+} ffi_abi;
+#endif
+
+/* ---- Definitions for closures ----------------------------------------- */
+
+#define FFI_CLOSURES 1
+#define FFI_NATIVE_RAW_API 0
+
+#ifdef __FRV_FDPIC__
+/* Trampolines are 8 4-byte instructions long. */
+#define FFI_TRAMPOLINE_SIZE (8*4)
+#else
+/* Trampolines are 5 4-byte instructions long. */
+#define FFI_TRAMPOLINE_SIZE (5*4)
+#endif
+
+#endif
Added: llvm-gcc-4.2/trunk/libffi/src/ia64/ffi.c
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/src/ia64/ffi.c?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/src/ia64/ffi.c (added)
+++ llvm-gcc-4.2/trunk/libffi/src/ia64/ffi.c Thu Nov 8 16:56:19 2007
@@ -0,0 +1,578 @@
+/* -----------------------------------------------------------------------
+ ffi.c - Copyright (c) 1998 Red Hat, Inc.
+ Copyright (c) 2000 Hewlett Packard Company
+
+ IA64 Foreign Function Interface
+
+ Permission is hereby granted, free of charge, to any person obtaining
+ a copy of this software and associated documentation files (the
+ ``Software''), to deal in the Software without restriction, including
+ without limitation the rights to use, copy, modify, merge, publish,
+ distribute, sublicense, and/or sell copies of the Software, and to
+ permit persons to whom the Software is furnished to do so, subject to
+ the following conditions:
+
+ The above copyright notice and this permission notice shall be included
+ in all copies or substantial portions of the Software.
+
+ THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ OTHER DEALINGS IN THE SOFTWARE.
+ ----------------------------------------------------------------------- */
+
+#include <ffi.h>
+#include <ffi_common.h>
+
+#include <stdlib.h>
+#include <stdbool.h>
+#include <float.h>
+
+#include "ia64_flags.h"
+
+/* A 64-bit pointer value. In LP64 mode, this is effectively a plain
+ pointer. In ILP32 mode, it's a pointer that's been extended to
+ 64 bits by "addp4". */
+typedef void *PTR64 __attribute__((mode(DI)));
+
+/* Memory image of fp register contents. This is the implementation
+ specific format used by ldf.fill/stf.spill. All we care about is
+ that it wants a 16 byte aligned slot. */
+typedef struct
+{
+ UINT64 x[2] __attribute__((aligned(16)));
+} fpreg;
+
+
+/* The stack layout given to ffi_call_unix and ffi_closure_unix_inner. */
+
+struct ia64_args
+{
+ fpreg fp_regs[8]; /* Contents of 8 fp arg registers. */
+ UINT64 gp_regs[8]; /* Contents of 8 gp arg registers. */
+ UINT64 other_args[]; /* Arguments passed on stack, variable size. */
+};
+
+
+/* Adjust ADDR, a pointer to an 8 byte slot, to point to the low LEN bytes. */
+
+static inline void *
+endian_adjust (void *addr, size_t len)
+{
+#ifdef __BIG_ENDIAN__
+ return addr + (8 - len);
+#else
+ return addr;
+#endif
+}
+
+/* Store VALUE to ADDR in the current cpu implementation's fp spill format.
+ This is a macro instead of a function, so that it works for all 3 floating
+ point types without type conversions. Type conversion to long double breaks
+ the denorm support. */
+
+#define stf_spill(addr, value) \
+ asm ("stf.spill %0 = %1%P0" : "=m" (*addr) : "f"(value));
+
+/* Load a value from ADDR, which is in the current cpu implementation's
+ fp spill format. As above, this must also be a macro. */
+
+#define ldf_fill(result, addr) \
+ asm ("ldf.fill %0 = %1%P1" : "=f"(result) : "m"(*addr));
+
+/* Return the size of the C type associated with with TYPE. Which will
+ be one of the FFI_IA64_TYPE_HFA_* values. */
+
+static size_t
+hfa_type_size (int type)
+{
+ switch (type)
+ {
+ case FFI_IA64_TYPE_HFA_FLOAT:
+ return sizeof(float);
+ case FFI_IA64_TYPE_HFA_DOUBLE:
+ return sizeof(double);
+ case FFI_IA64_TYPE_HFA_LDOUBLE:
+ return sizeof(__float80);
+ default:
+ abort ();
+ }
+}
+
+/* Load from ADDR a value indicated by TYPE. Which will be one of
+ the FFI_IA64_TYPE_HFA_* values. */
+
+static void
+hfa_type_load (fpreg *fpaddr, int type, void *addr)
+{
+ switch (type)
+ {
+ case FFI_IA64_TYPE_HFA_FLOAT:
+ stf_spill (fpaddr, *(float *) addr);
+ return;
+ case FFI_IA64_TYPE_HFA_DOUBLE:
+ stf_spill (fpaddr, *(double *) addr);
+ return;
+ case FFI_IA64_TYPE_HFA_LDOUBLE:
+ stf_spill (fpaddr, *(__float80 *) addr);
+ return;
+ default:
+ abort ();
+ }
+}
+
+/* Load VALUE into ADDR as indicated by TYPE. Which will be one of
+ the FFI_IA64_TYPE_HFA_* values. */
+
+static void
+hfa_type_store (int type, void *addr, fpreg *fpaddr)
+{
+ switch (type)
+ {
+ case FFI_IA64_TYPE_HFA_FLOAT:
+ {
+ float result;
+ ldf_fill (result, fpaddr);
+ *(float *) addr = result;
+ break;
+ }
+ case FFI_IA64_TYPE_HFA_DOUBLE:
+ {
+ double result;
+ ldf_fill (result, fpaddr);
+ *(double *) addr = result;
+ break;
+ }
+ case FFI_IA64_TYPE_HFA_LDOUBLE:
+ {
+ __float80 result;
+ ldf_fill (result, fpaddr);
+ *(__float80 *) addr = result;
+ break;
+ }
+ default:
+ abort ();
+ }
+}
+
+/* Is TYPE a struct containing floats, doubles, or extended doubles,
+ all of the same fp type? If so, return the element type. Return
+ FFI_TYPE_VOID if not. */
+
+static int
+hfa_element_type (ffi_type *type, int nested)
+{
+ int element = FFI_TYPE_VOID;
+
+ switch (type->type)
+ {
+ case FFI_TYPE_FLOAT:
+ /* We want to return VOID for raw floating-point types, but the
+ synthetic HFA type if we're nested within an aggregate. */
+ if (nested)
+ element = FFI_IA64_TYPE_HFA_FLOAT;
+ break;
+
+ case FFI_TYPE_DOUBLE:
+ /* Similarly. */
+ if (nested)
+ element = FFI_IA64_TYPE_HFA_DOUBLE;
+ break;
+
+ case FFI_TYPE_LONGDOUBLE:
+ /* Similarly, except that that HFA is true for double extended,
+ but not quad precision. Both have sizeof == 16, so tell the
+ difference based on the precision. */
+ if (LDBL_MANT_DIG == 64 && nested)
+ element = FFI_IA64_TYPE_HFA_LDOUBLE;
+ break;
+
+ case FFI_TYPE_STRUCT:
+ {
+ ffi_type **ptr = &type->elements[0];
+
+ for (ptr = &type->elements[0]; *ptr ; ptr++)
+ {
+ int sub_element = hfa_element_type (*ptr, 1);
+ if (sub_element == FFI_TYPE_VOID)
+ return FFI_TYPE_VOID;
+
+ if (element == FFI_TYPE_VOID)
+ element = sub_element;
+ else if (element != sub_element)
+ return FFI_TYPE_VOID;
+ }
+ }
+ break;
+
+ default:
+ return FFI_TYPE_VOID;
+ }
+
+ return element;
+}
+
+
+/* Perform machine dependent cif processing. */
+
+ffi_status
+ffi_prep_cif_machdep(ffi_cif *cif)
+{
+ int flags;
+
+ /* Adjust cif->bytes to include space for the bits of the ia64_args frame
+ that preceeds the integer register portion. The estimate that the
+ generic bits did for the argument space required is good enough for the
+ integer component. */
+ cif->bytes += offsetof(struct ia64_args, gp_regs[0]);
+ if (cif->bytes < sizeof(struct ia64_args))
+ cif->bytes = sizeof(struct ia64_args);
+
+ /* Set the return type flag. */
+ flags = cif->rtype->type;
+ switch (cif->rtype->type)
+ {
+ case FFI_TYPE_LONGDOUBLE:
+ /* Leave FFI_TYPE_LONGDOUBLE as meaning double extended precision,
+ and encode quad precision as a two-word integer structure. */
+ if (LDBL_MANT_DIG != 64)
+ flags = FFI_IA64_TYPE_SMALL_STRUCT | (16 << 8);
+ break;
+
+ case FFI_TYPE_STRUCT:
+ {
+ size_t size = cif->rtype->size;
+ int hfa_type = hfa_element_type (cif->rtype, 0);
+
+ if (hfa_type != FFI_TYPE_VOID)
+ {
+ size_t nelts = size / hfa_type_size (hfa_type);
+ if (nelts <= 8)
+ flags = hfa_type | (size << 8);
+ }
+ else
+ {
+ if (size <= 32)
+ flags = FFI_IA64_TYPE_SMALL_STRUCT | (size << 8);
+ }
+ }
+ break;
+
+ default:
+ break;
+ }
+ cif->flags = flags;
+
+ return FFI_OK;
+}
+
+extern int ffi_call_unix (struct ia64_args *, PTR64, void (*)(), UINT64);
+
+void
+ffi_call(ffi_cif *cif, void (*fn)(), void *rvalue, void **avalue)
+{
+ struct ia64_args *stack;
+ long i, avn, gpcount, fpcount;
+ ffi_type **p_arg;
+
+ FFI_ASSERT (cif->abi == FFI_UNIX);
+
+ /* If we have no spot for a return value, make one. */
+ if (rvalue == NULL && cif->rtype->type != FFI_TYPE_VOID)
+ rvalue = alloca (cif->rtype->size);
+
+ /* Allocate the stack frame. */
+ stack = alloca (cif->bytes);
+
+ gpcount = fpcount = 0;
+ avn = cif->nargs;
+ for (i = 0, p_arg = cif->arg_types; i < avn; i++, p_arg++)
+ {
+ switch ((*p_arg)->type)
+ {
+ case FFI_TYPE_SINT8:
+ stack->gp_regs[gpcount++] = *(SINT8 *)avalue[i];
+ break;
+ case FFI_TYPE_UINT8:
+ stack->gp_regs[gpcount++] = *(UINT8 *)avalue[i];
+ break;
+ case FFI_TYPE_SINT16:
+ stack->gp_regs[gpcount++] = *(SINT16 *)avalue[i];
+ break;
+ case FFI_TYPE_UINT16:
+ stack->gp_regs[gpcount++] = *(UINT16 *)avalue[i];
+ break;
+ case FFI_TYPE_SINT32:
+ stack->gp_regs[gpcount++] = *(SINT32 *)avalue[i];
+ break;
+ case FFI_TYPE_UINT32:
+ stack->gp_regs[gpcount++] = *(UINT32 *)avalue[i];
+ break;
+ case FFI_TYPE_SINT64:
+ case FFI_TYPE_UINT64:
+ stack->gp_regs[gpcount++] = *(UINT64 *)avalue[i];
+ break;
+
+ case FFI_TYPE_POINTER:
+ stack->gp_regs[gpcount++] = (UINT64)(PTR64) *(void **)avalue[i];
+ break;
+
+ case FFI_TYPE_FLOAT:
+ if (gpcount < 8 && fpcount < 8)
+ stf_spill (&stack->fp_regs[fpcount++], *(float *)avalue[i]);
+ stack->gp_regs[gpcount++] = *(UINT32 *)avalue[i];
+ break;
+
+ case FFI_TYPE_DOUBLE:
+ if (gpcount < 8 && fpcount < 8)
+ stf_spill (&stack->fp_regs[fpcount++], *(double *)avalue[i]);
+ stack->gp_regs[gpcount++] = *(UINT64 *)avalue[i];
+ break;
+
+ case FFI_TYPE_LONGDOUBLE:
+ if (gpcount & 1)
+ gpcount++;
+ if (LDBL_MANT_DIG == 64 && gpcount < 8 && fpcount < 8)
+ stf_spill (&stack->fp_regs[fpcount++], *(__float80 *)avalue[i]);
+ memcpy (&stack->gp_regs[gpcount], avalue[i], 16);
+ gpcount += 2;
+ break;
+
+ case FFI_TYPE_STRUCT:
+ {
+ size_t size = (*p_arg)->size;
+ size_t align = (*p_arg)->alignment;
+ int hfa_type = hfa_element_type (*p_arg, 0);
+
+ FFI_ASSERT (align <= 16);
+ if (align == 16 && (gpcount & 1))
+ gpcount++;
+
+ if (hfa_type != FFI_TYPE_VOID)
+ {
+ size_t hfa_size = hfa_type_size (hfa_type);
+ size_t offset = 0;
+ size_t gp_offset = gpcount * 8;
+
+ while (fpcount < 8
+ && offset < size
+ && gp_offset < 8 * 8)
+ {
+ hfa_type_load (&stack->fp_regs[fpcount], hfa_type,
+ avalue[i] + offset);
+ offset += hfa_size;
+ gp_offset += hfa_size;
+ fpcount += 1;
+ }
+ }
+
+ memcpy (&stack->gp_regs[gpcount], avalue[i], size);
+ gpcount += (size + 7) / 8;
+ }
+ break;
+
+ default:
+ abort ();
+ }
+ }
+
+ ffi_call_unix (stack, rvalue, fn, cif->flags);
+}
+
+/* Closures represent a pair consisting of a function pointer, and
+ some user data. A closure is invoked by reinterpreting the closure
+ as a function pointer, and branching to it. Thus we can make an
+ interpreted function callable as a C function: We turn the
+ interpreter itself, together with a pointer specifying the
+ interpreted procedure, into a closure.
+
+ For IA64, function pointer are already pairs consisting of a code
+ pointer, and a gp pointer. The latter is needed to access global
+ variables. Here we set up such a pair as the first two words of
+ the closure (in the "trampoline" area), but we replace the gp
+ pointer with a pointer to the closure itself. We also add the real
+ gp pointer to the closure. This allows the function entry code to
+ both retrieve the user data, and to restire the correct gp pointer. */
+
+extern void ffi_closure_unix ();
+
+ffi_status
+ffi_prep_closure (ffi_closure* closure,
+ ffi_cif* cif,
+ void (*fun)(ffi_cif*,void*,void**,void*),
+ void *user_data)
+{
+ /* The layout of a function descriptor. A C function pointer really
+ points to one of these. */
+ struct ia64_fd
+ {
+ UINT64 code_pointer;
+ UINT64 gp;
+ };
+
+ struct ffi_ia64_trampoline_struct
+ {
+ UINT64 code_pointer; /* Pointer to ffi_closure_unix. */
+ UINT64 fake_gp; /* Pointer to closure, installed as gp. */
+ UINT64 real_gp; /* Real gp value. */
+ };
+
+ struct ffi_ia64_trampoline_struct *tramp;
+ struct ia64_fd *fd;
+
+ FFI_ASSERT (cif->abi == FFI_UNIX);
+
+ tramp = (struct ffi_ia64_trampoline_struct *)closure->tramp;
+ fd = (struct ia64_fd *)(void *)ffi_closure_unix;
+
+ tramp->code_pointer = fd->code_pointer;
+ tramp->real_gp = fd->gp;
+ tramp->fake_gp = (UINT64)(PTR64)closure;
+ closure->cif = cif;
+ closure->user_data = user_data;
+ closure->fun = fun;
+
+ return FFI_OK;
+}
+
+
+UINT64
+ffi_closure_unix_inner (ffi_closure *closure, struct ia64_args *stack,
+ void *rvalue, void *r8)
+{
+ ffi_cif *cif;
+ void **avalue;
+ ffi_type **p_arg;
+ long i, avn, gpcount, fpcount;
+
+ cif = closure->cif;
+ avn = cif->nargs;
+ avalue = alloca (avn * sizeof (void *));
+
+ /* If the structure return value is passed in memory get that location
+ from r8 so as to pass the value directly back to the caller. */
+ if (cif->flags == FFI_TYPE_STRUCT)
+ rvalue = r8;
+
+ gpcount = fpcount = 0;
+ for (i = 0, p_arg = cif->arg_types; i < avn; i++, p_arg++)
+ {
+ switch ((*p_arg)->type)
+ {
+ case FFI_TYPE_SINT8:
+ case FFI_TYPE_UINT8:
+ avalue[i] = endian_adjust(&stack->gp_regs[gpcount++], 1);
+ break;
+ case FFI_TYPE_SINT16:
+ case FFI_TYPE_UINT16:
+ avalue[i] = endian_adjust(&stack->gp_regs[gpcount++], 2);
+ break;
+ case FFI_TYPE_SINT32:
+ case FFI_TYPE_UINT32:
+ avalue[i] = endian_adjust(&stack->gp_regs[gpcount++], 4);
+ break;
+ case FFI_TYPE_SINT64:
+ case FFI_TYPE_UINT64:
+ avalue[i] = &stack->gp_regs[gpcount++];
+ break;
+ case FFI_TYPE_POINTER:
+ avalue[i] = endian_adjust(&stack->gp_regs[gpcount++], sizeof(void*));
+ break;
+
+ case FFI_TYPE_FLOAT:
+ if (gpcount < 8 && fpcount < 8)
+ {
+ fpreg *addr = &stack->fp_regs[fpcount++];
+ float result;
+ avalue[i] = addr;
+ ldf_fill (result, addr);
+ *(float *)addr = result;
+ }
+ else
+ avalue[i] = endian_adjust(&stack->gp_regs[gpcount], 4);
+ gpcount++;
+ break;
+
+ case FFI_TYPE_DOUBLE:
+ if (gpcount < 8 && fpcount < 8)
+ {
+ fpreg *addr = &stack->fp_regs[fpcount++];
+ double result;
+ avalue[i] = addr;
+ ldf_fill (result, addr);
+ *(double *)addr = result;
+ }
+ else
+ avalue[i] = &stack->gp_regs[gpcount];
+ gpcount++;
+ break;
+
+ case FFI_TYPE_LONGDOUBLE:
+ if (gpcount & 1)
+ gpcount++;
+ if (LDBL_MANT_DIG == 64 && gpcount < 8 && fpcount < 8)
+ {
+ fpreg *addr = &stack->fp_regs[fpcount++];
+ __float80 result;
+ avalue[i] = addr;
+ ldf_fill (result, addr);
+ *(__float80 *)addr = result;
+ }
+ else
+ avalue[i] = &stack->gp_regs[gpcount];
+ gpcount += 2;
+ break;
+
+ case FFI_TYPE_STRUCT:
+ {
+ size_t size = (*p_arg)->size;
+ size_t align = (*p_arg)->alignment;
+ int hfa_type = hfa_element_type (*p_arg, 0);
+
+ FFI_ASSERT (align <= 16);
+ if (align == 16 && (gpcount & 1))
+ gpcount++;
+
+ if (hfa_type != FFI_TYPE_VOID)
+ {
+ size_t hfa_size = hfa_type_size (hfa_type);
+ size_t offset = 0;
+ size_t gp_offset = gpcount * 8;
+ void *addr = alloca (size);
+
+ avalue[i] = addr;
+
+ while (fpcount < 8
+ && offset < size
+ && gp_offset < 8 * 8)
+ {
+ hfa_type_store (hfa_type, addr + offset,
+ &stack->fp_regs[fpcount]);
+ offset += hfa_size;
+ gp_offset += hfa_size;
+ fpcount += 1;
+ }
+
+ if (offset < size)
+ memcpy (addr + offset, (char *)stack->gp_regs + gp_offset,
+ size - offset);
+ }
+ else
+ avalue[i] = &stack->gp_regs[gpcount];
+
+ gpcount += (size + 7) / 8;
+ }
+ break;
+
+ default:
+ abort ();
+ }
+ }
+
+ closure->fun (cif, rvalue, avalue, closure->user_data);
+
+ return cif->flags;
+}
Added: llvm-gcc-4.2/trunk/libffi/src/ia64/ffitarget.h
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/src/ia64/ffitarget.h?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/src/ia64/ffitarget.h (added)
+++ llvm-gcc-4.2/trunk/libffi/src/ia64/ffitarget.h Thu Nov 8 16:56:19 2007
@@ -0,0 +1,49 @@
+/* -----------------------------------------------------------------*-C-*-
+ ffitarget.h - Copyright (c) 1996-2003 Red Hat, Inc.
+ Target configuration macros for IA-64.
+
+ Permission is hereby granted, free of charge, to any person obtaining
+ a copy of this software and associated documentation files (the
+ ``Software''), to deal in the Software without restriction, including
+ without limitation the rights to use, copy, modify, merge, publish,
+ distribute, sublicense, and/or sell copies of the Software, and to
+ permit persons to whom the Software is furnished to do so, subject to
+ the following conditions:
+
+ The above copyright notice and this permission notice shall be included
+ in all copies or substantial portions of the Software.
+
+ THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ OTHER DEALINGS IN THE SOFTWARE.
+
+ ----------------------------------------------------------------------- */
+
+#ifndef LIBFFI_TARGET_H
+#define LIBFFI_TARGET_H
+
+#ifndef LIBFFI_ASM
+typedef unsigned long long ffi_arg;
+typedef signed long long ffi_sarg;
+
+typedef enum ffi_abi {
+ FFI_FIRST_ABI = 0,
+ FFI_UNIX, /* Linux and all Unix variants use the same conventions */
+ FFI_DEFAULT_ABI = FFI_UNIX,
+ FFI_LAST_ABI = FFI_DEFAULT_ABI + 1
+} ffi_abi;
+#endif
+
+/* ---- Definitions for closures ----------------------------------------- */
+
+#define FFI_CLOSURES 1
+#define FFI_TRAMPOLINE_SIZE 24 /* Really the following struct, which */
+ /* can be interpreted as a C function */
+ /* descriptor: */
+
+#endif
+
Added: llvm-gcc-4.2/trunk/libffi/src/ia64/ia64_flags.h
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/src/ia64/ia64_flags.h?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/src/ia64/ia64_flags.h (added)
+++ llvm-gcc-4.2/trunk/libffi/src/ia64/ia64_flags.h Thu Nov 8 16:56:19 2007
@@ -0,0 +1,39 @@
+/* -----------------------------------------------------------------------
+ ia64_flags.h - Copyright (c) 2000 Hewlett Packard Company
+
+ IA64/unix Foreign Function Interface
+
+ Original author: Hans Boehm, HP Labs
+
+ Permission is hereby granted, free of charge, to any person obtaining
+ a copy of this software and associated documentation files (the
+ ``Software''), to deal in the Software without restriction, including
+ without limitation the rights to use, copy, modify, merge, publish,
+ distribute, sublicense, and/or sell copies of the Software, and to
+ permit persons to whom the Software is furnished to do so, subject to
+ the following conditions:
+
+ The above copyright notice and this permission notice shall be included
+ in all copies or substantial portions of the Software.
+
+ THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ OTHER DEALINGS IN THE SOFTWARE.
+ ----------------------------------------------------------------------- */
+
+/* "Type" codes used between assembly and C. When used as a part of
+ a cfi->flags value, the low byte will be these extra type codes,
+ and bits 8-31 will be the actual size of the type. */
+
+/* Small structures containing N words in integer registers. */
+#define FFI_IA64_TYPE_SMALL_STRUCT (FFI_TYPE_LAST + 1)
+
+/* Homogeneous Floating Point Aggregates (HFAs) which are returned
+ in FP registers. */
+#define FFI_IA64_TYPE_HFA_FLOAT (FFI_TYPE_LAST + 2)
+#define FFI_IA64_TYPE_HFA_DOUBLE (FFI_TYPE_LAST + 3)
+#define FFI_IA64_TYPE_HFA_LDOUBLE (FFI_TYPE_LAST + 4)
Added: llvm-gcc-4.2/trunk/libffi/src/ia64/unix.S
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/src/ia64/unix.S?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/src/ia64/unix.S (added)
+++ llvm-gcc-4.2/trunk/libffi/src/ia64/unix.S Thu Nov 8 16:56:19 2007
@@ -0,0 +1,555 @@
+/* -----------------------------------------------------------------------
+ unix.S - Copyright (c) 1998 Red Hat, Inc.
+ Copyright (c) 2000 Hewlett Packard Company
+
+ IA64/unix Foreign Function Interface
+
+ Primary author: Hans Boehm, HP Labs
+
+ Loosely modeled on Cygnus code for other platforms.
+
+ Permission is hereby granted, free of charge, to any person obtaining
+ a copy of this software and associated documentation files (the
+ ``Software''), to deal in the Software without restriction, including
+ without limitation the rights to use, copy, modify, merge, publish,
+ distribute, sublicense, and/or sell copies of the Software, and to
+ permit persons to whom the Software is furnished to do so, subject to
+ the following conditions:
+
+ The above copyright notice and this permission notice shall be included
+ in all copies or substantial portions of the Software.
+
+ THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ OTHER DEALINGS IN THE SOFTWARE.
+ ----------------------------------------------------------------------- */
+
+#define LIBFFI_ASM
+#include <fficonfig.h>
+#include <ffi.h>
+#include "ia64_flags.h"
+
+ .pred.safe_across_calls p1-p5,p16-p63
+.text
+
+/* int ffi_call_unix (struct ia64_args *stack, PTR64 rvalue,
+ void (*fn)(), int flags);
+ */
+
+ .align 16
+ .global ffi_call_unix
+ .proc ffi_call_unix
+ffi_call_unix:
+ .prologue
+ /* Bit o trickiness. We actually share a stack frame with ffi_call.
+ Rely on the fact that ffi_call uses a vframe and don't bother
+ tracking one here at all. */
+ .fframe 0
+ .save ar.pfs, r36 // loc0
+ alloc loc0 = ar.pfs, 4, 3, 8, 0
+ .save rp, loc1
+ mov loc1 = b0
+ .body
+ add r16 = 16, in0
+ mov loc2 = gp
+ mov r8 = in1
+ ;;
+
+ /* Load up all of the argument registers. */
+ ldf.fill f8 = [in0], 32
+ ldf.fill f9 = [r16], 32
+ ;;
+ ldf.fill f10 = [in0], 32
+ ldf.fill f11 = [r16], 32
+ ;;
+ ldf.fill f12 = [in0], 32
+ ldf.fill f13 = [r16], 32
+ ;;
+ ldf.fill f14 = [in0], 32
+ ldf.fill f15 = [r16], 24
+ ;;
+ ld8 out0 = [in0], 16
+ ld8 out1 = [r16], 16
+ ;;
+ ld8 out2 = [in0], 16
+ ld8 out3 = [r16], 16
+ ;;
+ ld8 out4 = [in0], 16
+ ld8 out5 = [r16], 16
+ ;;
+ ld8 out6 = [in0]
+ ld8 out7 = [r16]
+ ;;
+
+ /* Deallocate the register save area from the stack frame. */
+ mov sp = in0
+
+ /* Call the target function. */
+ ld8 r16 = [in2], 8
+ ;;
+ ld8 gp = [in2]
+ mov b6 = r16
+ br.call.sptk.many b0 = b6
+ ;;
+
+ /* Dispatch to handle return value. */
+ mov gp = loc2
+ zxt1 r16 = in3
+ ;;
+ mov ar.pfs = loc0
+ addl r18 = @ltoffx(.Lst_table), gp
+ ;;
+ ld8.mov r18 = [r18], .Lst_table
+ mov b0 = loc1
+ ;;
+ shladd r18 = r16, 3, r18
+ ;;
+ ld8 r17 = [r18]
+ shr in3 = in3, 8
+ ;;
+ add r17 = r17, r18
+ ;;
+ mov b6 = r17
+ br b6
+ ;;
+
+.Lst_void:
+ br.ret.sptk.many b0
+ ;;
+.Lst_uint8:
+ zxt1 r8 = r8
+ ;;
+ st8 [in1] = r8
+ br.ret.sptk.many b0
+ ;;
+.Lst_sint8:
+ sxt1 r8 = r8
+ ;;
+ st8 [in1] = r8
+ br.ret.sptk.many b0
+ ;;
+.Lst_uint16:
+ zxt2 r8 = r8
+ ;;
+ st8 [in1] = r8
+ br.ret.sptk.many b0
+ ;;
+.Lst_sint16:
+ sxt2 r8 = r8
+ ;;
+ st8 [in1] = r8
+ br.ret.sptk.many b0
+ ;;
+.Lst_uint32:
+ zxt4 r8 = r8
+ ;;
+ st8 [in1] = r8
+ br.ret.sptk.many b0
+ ;;
+.Lst_sint32:
+ sxt4 r8 = r8
+ ;;
+ st8 [in1] = r8
+ br.ret.sptk.many b0
+ ;;
+.Lst_int64:
+ st8 [in1] = r8
+ br.ret.sptk.many b0
+ ;;
+.Lst_float:
+ stfs [in1] = f8
+ br.ret.sptk.many b0
+ ;;
+.Lst_double:
+ stfd [in1] = f8
+ br.ret.sptk.many b0
+ ;;
+.Lst_ldouble:
+ stfe [in1] = f8
+ br.ret.sptk.many b0
+ ;;
+
+.Lst_small_struct:
+ add sp = -16, sp
+ cmp.lt p6, p0 = 8, in3
+ cmp.lt p7, p0 = 16, in3
+ cmp.lt p8, p0 = 24, in3
+ ;;
+ add r16 = 8, sp
+ add r17 = 16, sp
+ add r18 = 24, sp
+ ;;
+ st8 [sp] = r8
+(p6) st8 [r16] = r9
+ mov out0 = in1
+(p7) st8 [r17] = r10
+(p8) st8 [r18] = r11
+ mov out1 = sp
+ mov out2 = in3
+ br.call.sptk.many b0 = memcpy#
+ ;;
+ mov ar.pfs = loc0
+ mov b0 = loc1
+ mov gp = loc2
+ br.ret.sptk.many b0
+
+.Lst_hfa_float:
+ add r16 = 4, in1
+ cmp.lt p6, p0 = 4, in3
+ ;;
+ stfs [in1] = f8, 8
+(p6) stfs [r16] = f9, 8
+ cmp.lt p7, p0 = 8, in3
+ cmp.lt p8, p0 = 12, in3
+ ;;
+(p7) stfs [in1] = f10, 8
+(p8) stfs [r16] = f11, 8
+ cmp.lt p9, p0 = 16, in3
+ cmp.lt p10, p0 = 20, in3
+ ;;
+(p9) stfs [in1] = f12, 8
+(p10) stfs [r16] = f13, 8
+ cmp.lt p6, p0 = 24, in3
+ cmp.lt p7, p0 = 28, in3
+ ;;
+(p6) stfs [in1] = f14
+(p7) stfs [r16] = f15
+ br.ret.sptk.many b0
+ ;;
+
+.Lst_hfa_double:
+ add r16 = 8, in1
+ cmp.lt p6, p0 = 8, in3
+ ;;
+ stfd [in1] = f8, 16
+(p6) stfd [r16] = f9, 16
+ cmp.lt p7, p0 = 16, in3
+ cmp.lt p8, p0 = 24, in3
+ ;;
+(p7) stfd [in1] = f10, 16
+(p8) stfd [r16] = f11, 16
+ cmp.lt p9, p0 = 32, in3
+ cmp.lt p10, p0 = 40, in3
+ ;;
+(p9) stfd [in1] = f12, 16
+(p10) stfd [r16] = f13, 16
+ cmp.lt p6, p0 = 48, in3
+ cmp.lt p7, p0 = 56, in3
+ ;;
+(p6) stfd [in1] = f14
+(p7) stfd [r16] = f15
+ br.ret.sptk.many b0
+ ;;
+
+.Lst_hfa_ldouble:
+ add r16 = 16, in1
+ cmp.lt p6, p0 = 16, in3
+ ;;
+ stfe [in1] = f8, 32
+(p6) stfe [r16] = f9, 32
+ cmp.lt p7, p0 = 32, in3
+ cmp.lt p8, p0 = 48, in3
+ ;;
+(p7) stfe [in1] = f10, 32
+(p8) stfe [r16] = f11, 32
+ cmp.lt p9, p0 = 64, in3
+ cmp.lt p10, p0 = 80, in3
+ ;;
+(p9) stfe [in1] = f12, 32
+(p10) stfe [r16] = f13, 32
+ cmp.lt p6, p0 = 96, in3
+ cmp.lt p7, p0 = 112, in3
+ ;;
+(p6) stfe [in1] = f14
+(p7) stfe [r16] = f15
+ br.ret.sptk.many b0
+ ;;
+
+ .endp ffi_call_unix
+
+ .align 16
+ .global ffi_closure_unix
+ .proc ffi_closure_unix
+
+#define FRAME_SIZE (8*16 + 8*8 + 8*16)
+
+ffi_closure_unix:
+ .prologue
+ .save ar.pfs, r40 // loc0
+ alloc loc0 = ar.pfs, 8, 4, 4, 0
+ .fframe FRAME_SIZE
+ add r12 = -FRAME_SIZE, r12
+ .save rp, loc1
+ mov loc1 = b0
+ .save ar.unat, loc2
+ mov loc2 = ar.unat
+ .body
+
+ /* Retrieve closure pointer and real gp. */
+#ifdef _ILP32
+ addp4 out0 = 0, gp
+ addp4 gp = 16, gp
+#else
+ mov out0 = gp
+ add gp = 16, gp
+#endif
+ ;;
+ ld8 gp = [gp]
+
+ /* Spill all of the possible argument registers. */
+ add r16 = 16 + 8*16, sp
+ add r17 = 16 + 8*16 + 16, sp
+ ;;
+ stf.spill [r16] = f8, 32
+ stf.spill [r17] = f9, 32
+ mov loc3 = gp
+ ;;
+ stf.spill [r16] = f10, 32
+ stf.spill [r17] = f11, 32
+ ;;
+ stf.spill [r16] = f12, 32
+ stf.spill [r17] = f13, 32
+ ;;
+ stf.spill [r16] = f14, 32
+ stf.spill [r17] = f15, 24
+ ;;
+ .mem.offset 0, 0
+ st8.spill [r16] = in0, 16
+ .mem.offset 8, 0
+ st8.spill [r17] = in1, 16
+ add out1 = 16 + 8*16, sp
+ ;;
+ .mem.offset 0, 0
+ st8.spill [r16] = in2, 16
+ .mem.offset 8, 0
+ st8.spill [r17] = in3, 16
+ add out2 = 16, sp
+ ;;
+ .mem.offset 0, 0
+ st8.spill [r16] = in4, 16
+ .mem.offset 8, 0
+ st8.spill [r17] = in5, 16
+ mov out3 = r8
+ ;;
+ .mem.offset 0, 0
+ st8.spill [r16] = in6
+ .mem.offset 8, 0
+ st8.spill [r17] = in7
+
+ /* Invoke ffi_closure_unix_inner for the hard work. */
+ br.call.sptk.many b0 = ffi_closure_unix_inner
+ ;;
+
+ /* Dispatch to handle return value. */
+ mov gp = loc3
+ zxt1 r16 = r8
+ ;;
+ addl r18 = @ltoffx(.Lld_table), gp
+ mov ar.pfs = loc0
+ ;;
+ ld8.mov r18 = [r18], .Lld_table
+ mov b0 = loc1
+ ;;
+ shladd r18 = r16, 3, r18
+ mov ar.unat = loc2
+ ;;
+ ld8 r17 = [r18]
+ shr r8 = r8, 8
+ ;;
+ add r17 = r17, r18
+ add r16 = 16, sp
+ ;;
+ mov b6 = r17
+ br b6
+ ;;
+ .label_state 1
+
+.Lld_void:
+ .restore sp
+ add sp = FRAME_SIZE, sp
+ br.ret.sptk.many b0
+ ;;
+.Lld_int:
+ .body
+ .copy_state 1
+ ld8 r8 = [r16]
+ .restore sp
+ add sp = FRAME_SIZE, sp
+ br.ret.sptk.many b0
+ ;;
+.Lld_float:
+ .body
+ .copy_state 1
+ ldfs f8 = [r16]
+ .restore sp
+ add sp = FRAME_SIZE, sp
+ br.ret.sptk.many b0
+ ;;
+.Lld_double:
+ .body
+ .copy_state 1
+ ldfd f8 = [r16]
+ .restore sp
+ add sp = FRAME_SIZE, sp
+ br.ret.sptk.many b0
+ ;;
+.Lld_ldouble:
+ .body
+ .copy_state 1
+ ldfe f8 = [r16]
+ .restore sp
+ add sp = FRAME_SIZE, sp
+ br.ret.sptk.many b0
+ ;;
+
+.Lld_small_struct:
+ .body
+ .copy_state 1
+ add r17 = 8, r16
+ cmp.lt p6, p0 = 8, r8
+ cmp.lt p7, p0 = 16, r8
+ cmp.lt p8, p0 = 24, r8
+ ;;
+ ld8 r8 = [r16], 16
+(p6) ld8 r9 = [r17], 16
+ ;;
+(p7) ld8 r10 = [r16]
+(p8) ld8 r11 = [r17]
+ .restore sp
+ add sp = FRAME_SIZE, sp
+ br.ret.sptk.many b0
+ ;;
+
+.Lld_hfa_float:
+ .body
+ .copy_state 1
+ add r17 = 4, r16
+ cmp.lt p6, p0 = 4, r8
+ ;;
+ ldfs f8 = [r16], 8
+(p6) ldfs f9 = [r17], 8
+ cmp.lt p7, p0 = 8, r8
+ cmp.lt p8, p0 = 12, r8
+ ;;
+(p7) ldfs f10 = [r16], 8
+(p8) ldfs f11 = [r17], 8
+ cmp.lt p9, p0 = 16, r8
+ cmp.lt p10, p0 = 20, r8
+ ;;
+(p9) ldfs f12 = [r16], 8
+(p10) ldfs f13 = [r17], 8
+ cmp.lt p6, p0 = 24, r8
+ cmp.lt p7, p0 = 28, r8
+ ;;
+(p6) ldfs f14 = [r16]
+(p7) ldfs f15 = [r17]
+ .restore sp
+ add sp = FRAME_SIZE, sp
+ br.ret.sptk.many b0
+ ;;
+
+.Lld_hfa_double:
+ .body
+ .copy_state 1
+ add r17 = 8, r16
+ cmp.lt p6, p0 = 8, r8
+ ;;
+ ldfd f8 = [r16], 16
+(p6) ldfd f9 = [r17], 16
+ cmp.lt p7, p0 = 16, r8
+ cmp.lt p8, p0 = 24, r8
+ ;;
+(p7) ldfd f10 = [r16], 16
+(p8) ldfd f11 = [r17], 16
+ cmp.lt p9, p0 = 32, r8
+ cmp.lt p10, p0 = 40, r8
+ ;;
+(p9) ldfd f12 = [r16], 16
+(p10) ldfd f13 = [r17], 16
+ cmp.lt p6, p0 = 48, r8
+ cmp.lt p7, p0 = 56, r8
+ ;;
+(p6) ldfd f14 = [r16]
+(p7) ldfd f15 = [r17]
+ .restore sp
+ add sp = FRAME_SIZE, sp
+ br.ret.sptk.many b0
+ ;;
+
+.Lld_hfa_ldouble:
+ .body
+ .copy_state 1
+ add r17 = 16, r16
+ cmp.lt p6, p0 = 16, r8
+ ;;
+ ldfe f8 = [r16], 32
+(p6) ldfe f9 = [r17], 32
+ cmp.lt p7, p0 = 32, r8
+ cmp.lt p8, p0 = 48, r8
+ ;;
+(p7) ldfe f10 = [r16], 32
+(p8) ldfe f11 = [r17], 32
+ cmp.lt p9, p0 = 64, r8
+ cmp.lt p10, p0 = 80, r8
+ ;;
+(p9) ldfe f12 = [r16], 32
+(p10) ldfe f13 = [r17], 32
+ cmp.lt p6, p0 = 96, r8
+ cmp.lt p7, p0 = 112, r8
+ ;;
+(p6) ldfe f14 = [r16]
+(p7) ldfe f15 = [r17]
+ .restore sp
+ add sp = FRAME_SIZE, sp
+ br.ret.sptk.many b0
+ ;;
+
+ .endp ffi_closure_unix
+
+ .section .rodata
+ .align 8
+.Lst_table:
+ data8 @pcrel(.Lst_void) // FFI_TYPE_VOID
+ data8 @pcrel(.Lst_sint32) // FFI_TYPE_INT
+ data8 @pcrel(.Lst_float) // FFI_TYPE_FLOAT
+ data8 @pcrel(.Lst_double) // FFI_TYPE_DOUBLE
+ data8 @pcrel(.Lst_ldouble) // FFI_TYPE_LONGDOUBLE
+ data8 @pcrel(.Lst_uint8) // FFI_TYPE_UINT8
+ data8 @pcrel(.Lst_sint8) // FFI_TYPE_SINT8
+ data8 @pcrel(.Lst_uint16) // FFI_TYPE_UINT16
+ data8 @pcrel(.Lst_sint16) // FFI_TYPE_SINT16
+ data8 @pcrel(.Lst_uint32) // FFI_TYPE_UINT32
+ data8 @pcrel(.Lst_sint32) // FFI_TYPE_SINT32
+ data8 @pcrel(.Lst_int64) // FFI_TYPE_UINT64
+ data8 @pcrel(.Lst_int64) // FFI_TYPE_SINT64
+ data8 @pcrel(.Lst_void) // FFI_TYPE_STRUCT
+ data8 @pcrel(.Lst_int64) // FFI_TYPE_POINTER
+ data8 @pcrel(.Lst_small_struct) // FFI_IA64_TYPE_SMALL_STRUCT
+ data8 @pcrel(.Lst_hfa_float) // FFI_IA64_TYPE_HFA_FLOAT
+ data8 @pcrel(.Lst_hfa_double) // FFI_IA64_TYPE_HFA_DOUBLE
+ data8 @pcrel(.Lst_hfa_ldouble) // FFI_IA64_TYPE_HFA_LDOUBLE
+
+.Lld_table:
+ data8 @pcrel(.Lld_void) // FFI_TYPE_VOID
+ data8 @pcrel(.Lld_int) // FFI_TYPE_INT
+ data8 @pcrel(.Lld_float) // FFI_TYPE_FLOAT
+ data8 @pcrel(.Lld_double) // FFI_TYPE_DOUBLE
+ data8 @pcrel(.Lld_ldouble) // FFI_TYPE_LONGDOUBLE
+ data8 @pcrel(.Lld_int) // FFI_TYPE_UINT8
+ data8 @pcrel(.Lld_int) // FFI_TYPE_SINT8
+ data8 @pcrel(.Lld_int) // FFI_TYPE_UINT16
+ data8 @pcrel(.Lld_int) // FFI_TYPE_SINT16
+ data8 @pcrel(.Lld_int) // FFI_TYPE_UINT32
+ data8 @pcrel(.Lld_int) // FFI_TYPE_SINT32
+ data8 @pcrel(.Lld_int) // FFI_TYPE_UINT64
+ data8 @pcrel(.Lld_int) // FFI_TYPE_SINT64
+ data8 @pcrel(.Lld_void) // FFI_TYPE_STRUCT
+ data8 @pcrel(.Lld_int) // FFI_TYPE_POINTER
+ data8 @pcrel(.Lld_small_struct) // FFI_IA64_TYPE_SMALL_STRUCT
+ data8 @pcrel(.Lld_hfa_float) // FFI_IA64_TYPE_HFA_FLOAT
+ data8 @pcrel(.Lld_hfa_double) // FFI_IA64_TYPE_HFA_DOUBLE
+ data8 @pcrel(.Lld_hfa_ldouble) // FFI_IA64_TYPE_HFA_LDOUBLE
Added: llvm-gcc-4.2/trunk/libffi/src/java_raw_api.c
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/src/java_raw_api.c?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/src/java_raw_api.c (added)
+++ llvm-gcc-4.2/trunk/libffi/src/java_raw_api.c Thu Nov 8 16:56:19 2007
@@ -0,0 +1,337 @@
+/* -----------------------------------------------------------------------
+ java_raw_api.c - Copyright (c) 1999 Red Hat, Inc.
+
+ Cloned from raw_api.c
+
+ Raw_api.c author: Kresten Krab Thorup <krab at gnu.org>
+ Java_raw_api.c author: Hans-J. Boehm <hboehm at hpl.hp.com>
+
+ $Id $
+
+ Permission is hereby granted, free of charge, to any person obtaining
+ a copy of this software and associated documentation files (the
+ ``Software''), to deal in the Software without restriction, including
+ without limitation the rights to use, copy, modify, merge, publish,
+ distribute, sublicense, and/or sell copies of the Software, and to
+ permit persons to whom the Software is furnished to do so, subject to
+ the following conditions:
+
+ The above copyright notice and this permission notice shall be included
+ in all copies or substantial portions of the Software.
+
+ THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ OTHER DEALINGS IN THE SOFTWARE.
+ ----------------------------------------------------------------------- */
+
+/* This defines a Java- and 64-bit specific variant of the raw API. */
+/* It assumes that "raw" argument blocks look like Java stacks on a */
+/* 64-bit machine. Arguments that can be stored in a single stack */
+/* stack slots (longs, doubles) occupy 128 bits, but only the first */
+/* 64 bits are actually used. */
+
+#include <ffi.h>
+#include <ffi_common.h>
+#include <stdlib.h>
+
+#if !defined(NO_JAVA_RAW_API) && !defined(FFI_NO_RAW_API)
+
+size_t
+ffi_java_raw_size (ffi_cif *cif)
+{
+ size_t result = 0;
+ int i;
+
+ ffi_type **at = cif->arg_types;
+
+ for (i = cif->nargs-1; i >= 0; i--, at++)
+ {
+ switch((*at) -> type) {
+ case FFI_TYPE_UINT64:
+ case FFI_TYPE_SINT64:
+ case FFI_TYPE_DOUBLE:
+ result += 2 * FFI_SIZEOF_ARG;
+ break;
+ case FFI_TYPE_STRUCT:
+ /* No structure parameters in Java. */
+ abort();
+ default:
+ result += FFI_SIZEOF_ARG;
+ }
+ }
+
+ return result;
+}
+
+
+void
+ffi_java_raw_to_ptrarray (ffi_cif *cif, ffi_raw *raw, void **args)
+{
+ unsigned i;
+ ffi_type **tp = cif->arg_types;
+
+#if WORDS_BIGENDIAN
+
+ for (i = 0; i < cif->nargs; i++, tp++, args++)
+ {
+ switch ((*tp)->type)
+ {
+ case FFI_TYPE_UINT8:
+ case FFI_TYPE_SINT8:
+ *args = (void*) ((char*)(raw++) + 3);
+ break;
+
+ case FFI_TYPE_UINT16:
+ case FFI_TYPE_SINT16:
+ *args = (void*) ((char*)(raw++) + 2);
+ break;
+
+#if FFI_SIZEOF_ARG == 8
+ case FFI_TYPE_UINT64:
+ case FFI_TYPE_SINT64:
+ case FFI_TYPE_DOUBLE:
+ *args = (void *)raw;
+ raw += 2;
+ break;
+#endif
+
+ case FFI_TYPE_POINTER:
+ *args = (void*) &(raw++)->ptr;
+ break;
+
+ default:
+ *args = raw;
+ raw += ALIGN ((*tp)->size, FFI_SIZEOF_ARG) / FFI_SIZEOF_ARG;
+ }
+ }
+
+#else /* WORDS_BIGENDIAN */
+
+#if !PDP
+
+ /* then assume little endian */
+ for (i = 0; i < cif->nargs; i++, tp++, args++)
+ {
+#if FFI_SIZEOF_ARG == 8
+ switch((*tp)->type) {
+ case FFI_TYPE_UINT64:
+ case FFI_TYPE_SINT64:
+ case FFI_TYPE_DOUBLE:
+ *args = (void*) raw;
+ raw += 2;
+ break;
+ default:
+ *args = (void*) raw++;
+ }
+#else /* FFI_SIZEOF_ARG != 8 */
+ *args = (void*) raw;
+ raw += ALIGN ((*tp)->size, sizeof (void*)) / sizeof (void*);
+#endif /* FFI_SIZEOF_ARG == 8 */
+ }
+
+#else
+#error "pdp endian not supported"
+#endif /* ! PDP */
+
+#endif /* WORDS_BIGENDIAN */
+}
+
+void
+ffi_java_ptrarray_to_raw (ffi_cif *cif, void **args, ffi_raw *raw)
+{
+ unsigned i;
+ ffi_type **tp = cif->arg_types;
+
+ for (i = 0; i < cif->nargs; i++, tp++, args++)
+ {
+ switch ((*tp)->type)
+ {
+ case FFI_TYPE_UINT8:
+#if WORDS_BIGENDIAN
+ *(UINT32*)(raw++) = *(UINT8*) (*args);
+#else
+ (raw++)->uint = *(UINT8*) (*args);
+#endif
+ break;
+
+ case FFI_TYPE_SINT8:
+#if WORDS_BIGENDIAN
+ *(SINT32*)(raw++) = *(SINT8*) (*args);
+#else
+ (raw++)->sint = *(SINT8*) (*args);
+#endif
+ break;
+
+ case FFI_TYPE_UINT16:
+#if WORDS_BIGENDIAN
+ *(UINT32*)(raw++) = *(UINT16*) (*args);
+#else
+ (raw++)->uint = *(UINT16*) (*args);
+#endif
+ break;
+
+ case FFI_TYPE_SINT16:
+#if WORDS_BIGENDIAN
+ *(SINT32*)(raw++) = *(SINT16*) (*args);
+#else
+ (raw++)->sint = *(SINT16*) (*args);
+#endif
+ break;
+
+ case FFI_TYPE_UINT32:
+#if WORDS_BIGENDIAN
+ *(UINT32*)(raw++) = *(UINT32*) (*args);
+#else
+ (raw++)->uint = *(UINT32*) (*args);
+#endif
+ break;
+
+ case FFI_TYPE_SINT32:
+#if WORDS_BIGENDIAN
+ *(SINT32*)(raw++) = *(SINT32*) (*args);
+#else
+ (raw++)->sint = *(SINT32*) (*args);
+#endif
+ break;
+
+ case FFI_TYPE_FLOAT:
+ (raw++)->flt = *(FLOAT32*) (*args);
+ break;
+
+#if FFI_SIZEOF_ARG == 8
+ case FFI_TYPE_UINT64:
+ case FFI_TYPE_SINT64:
+ case FFI_TYPE_DOUBLE:
+ raw->uint = *(UINT64*) (*args);
+ raw += 2;
+ break;
+#endif
+
+ case FFI_TYPE_POINTER:
+ (raw++)->ptr = **(void***) args;
+ break;
+
+ default:
+#if FFI_SIZEOF_ARG == 8
+ FFI_ASSERT(0); /* Should have covered all cases */
+#else
+ memcpy ((void*) raw->data, (void*)*args, (*tp)->size);
+ raw += ALIGN ((*tp)->size, FFI_SIZEOF_ARG) / FFI_SIZEOF_ARG;
+#endif
+ }
+ }
+}
+
+#if !FFI_NATIVE_RAW_API
+
+static void
+ffi_java_rvalue_to_raw (ffi_cif *cif, void *rvalue)
+{
+#if WORDS_BIGENDIAN && FFI_SIZEOF_ARG == 8
+ switch (cif->rtype->type)
+ {
+ case FFI_TYPE_UINT8:
+ case FFI_TYPE_UINT16:
+ case FFI_TYPE_UINT32:
+ *(UINT64 *)rvalue <<= 32;
+ break;
+
+ case FFI_TYPE_SINT8:
+ case FFI_TYPE_SINT16:
+ case FFI_TYPE_SINT32:
+ case FFI_TYPE_INT:
+ *(SINT64 *)rvalue <<= 32;
+ break;
+
+ default:
+ break;
+ }
+#endif
+}
+
+static void
+ffi_java_raw_to_rvalue (ffi_cif *cif, void *rvalue)
+{
+#if WORDS_BIGENDIAN && FFI_SIZEOF_ARG == 8
+ switch (cif->rtype->type)
+ {
+ case FFI_TYPE_UINT8:
+ case FFI_TYPE_UINT16:
+ case FFI_TYPE_UINT32:
+ *(UINT64 *)rvalue >>= 32;
+ break;
+
+ case FFI_TYPE_SINT8:
+ case FFI_TYPE_SINT16:
+ case FFI_TYPE_SINT32:
+ case FFI_TYPE_INT:
+ *(SINT64 *)rvalue >>= 32;
+ break;
+
+ default:
+ break;
+ }
+#endif
+}
+
+/* This is a generic definition of ffi_raw_call, to be used if the
+ * native system does not provide a machine-specific implementation.
+ * Having this, allows code to be written for the raw API, without
+ * the need for system-specific code to handle input in that format;
+ * these following couple of functions will handle the translation forth
+ * and back automatically. */
+
+void ffi_java_raw_call (ffi_cif *cif, void (*fn)(), void *rvalue, ffi_raw *raw)
+{
+ void **avalue = (void**) alloca (cif->nargs * sizeof (void*));
+ ffi_java_raw_to_ptrarray (cif, raw, avalue);
+ ffi_call (cif, fn, rvalue, avalue);
+ ffi_java_rvalue_to_raw (cif, rvalue);
+}
+
+#if FFI_CLOSURES /* base system provides closures */
+
+static void
+ffi_java_translate_args (ffi_cif *cif, void *rvalue,
+ void **avalue, void *user_data)
+{
+ ffi_raw *raw = (ffi_raw*)alloca (ffi_java_raw_size (cif));
+ ffi_raw_closure *cl = (ffi_raw_closure*)user_data;
+
+ ffi_java_ptrarray_to_raw (cif, avalue, raw);
+ (*cl->fun) (cif, rvalue, raw, cl->user_data);
+ ffi_java_raw_to_rvalue (cif, rvalue);
+}
+
+/* Again, here is the generic version of ffi_prep_raw_closure, which
+ * will install an intermediate "hub" for translation of arguments from
+ * the pointer-array format, to the raw format */
+
+ffi_status
+ffi_prep_java_raw_closure (ffi_raw_closure* cl,
+ ffi_cif *cif,
+ void (*fun)(ffi_cif*,void*,ffi_raw*,void*),
+ void *user_data)
+{
+ ffi_status status;
+
+ status = ffi_prep_closure ((ffi_closure*) cl,
+ cif,
+ &ffi_java_translate_args,
+ (void*)cl);
+ if (status == FFI_OK)
+ {
+ cl->fun = fun;
+ cl->user_data = user_data;
+ }
+
+ return status;
+}
+
+#endif /* FFI_CLOSURES */
+#endif /* !FFI_NATIVE_RAW_API */
+#endif /* !FFI_NO_RAW_API */
Added: llvm-gcc-4.2/trunk/libffi/src/m32r/ffi.c
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/src/m32r/ffi.c?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/src/m32r/ffi.c (added)
+++ llvm-gcc-4.2/trunk/libffi/src/m32r/ffi.c Thu Nov 8 16:56:19 2007
@@ -0,0 +1,231 @@
+/* -----------------------------------------------------------------------
+ ffi.c - Copyright (c) 2004 Renesas Technology
+
+ M32R Foreign Function Interface
+
+ Permission is hereby granted, free of charge, to any person obtaining
+ a copy of this software and associated documentation files (the
+ ``Software''), to deal in the Software without restriction, including
+ without limitation the rights to use, copy, modify, merge, publish,
+ distribute, sublicense, and/or sell copies of the Software, and to
+ permit persons to whom the Software is furnished to do so, subject to
+ the following conditions:
+
+ The above copyright notice and this permission notice shall be included
+ in all copies or substantial portions of the Software.
+
+ THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ IN NO EVENT SHALL RENESAS TECHNOLOGY BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ OTHER DEALINGS IN THE SOFTWARE.
+ ----------------------------------------------------------------------- */
+
+#include <ffi.h>
+#include <ffi_common.h>
+
+#include <stdlib.h>
+
+/* ffi_prep_args is called by the assembly routine once stack
+ space has been allocated for the function's arguments. */
+
+void ffi_prep_args(char *stack, extended_cif *ecif)
+{
+ unsigned int i;
+ int tmp;
+ unsigned int avn;
+ void **p_argv;
+ char *argp;
+ ffi_type **p_arg;
+
+ tmp = 0;
+ argp = stack;
+
+ if (ecif->cif->rtype->type == FFI_TYPE_STRUCT && ecif->cif->rtype->size > 8)
+ {
+ *(void **) argp = ecif->rvalue;
+ argp += 4;
+ }
+
+ avn = ecif->cif->nargs;
+ p_argv = ecif->avalue;
+
+ for (i = ecif->cif->nargs, p_arg = ecif->cif->arg_types;
+ (i != 0) && (avn != 0);
+ i--, p_arg++)
+ {
+ size_t z;
+
+ /* Align if necessary. */
+ if (((*p_arg)->alignment - 1) & (unsigned) argp)
+ argp = (char *) ALIGN (argp, (*p_arg)->alignment);
+
+ if (avn != 0)
+ {
+ avn--;
+ z = (*p_arg)->size;
+ if (z < sizeof (int))
+ {
+ z = sizeof (int);
+
+ switch ((*p_arg)->type)
+ {
+ case FFI_TYPE_SINT8:
+ *(signed int *) argp = (signed int)*(SINT8 *)(* p_argv);
+ break;
+
+ case FFI_TYPE_UINT8:
+ *(unsigned int *) argp = (unsigned int)*(UINT8 *)(* p_argv);
+ break;
+
+ case FFI_TYPE_SINT16:
+ *(signed int *) argp = (signed int)*(SINT16 *)(* p_argv);
+ break;
+
+ case FFI_TYPE_UINT16:
+ *(unsigned int *) argp = (unsigned int)*(UINT16 *)(* p_argv);
+ break;
+
+ case FFI_TYPE_STRUCT:
+ z = (*p_arg)->size;
+ if ((*p_arg)->alignment != 1)
+ memcpy (argp, *p_argv, z);
+ else
+ memcpy (argp + 4 - z, *p_argv, z);
+ z = sizeof (int);
+ break;
+
+ default:
+ FFI_ASSERT(0);
+ }
+ }
+ else if (z == sizeof (int))
+ {
+ *(unsigned int *) argp = (unsigned int)*(UINT32 *)(* p_argv);
+ }
+ else
+ {
+ if ((*p_arg)->type == FFI_TYPE_STRUCT)
+ {
+ if (z > 8)
+ {
+ *(unsigned int *) argp = (unsigned int)(void *)(* p_argv);
+ z = sizeof(void *);
+ }
+ else
+ {
+ memcpy(argp, *p_argv, z);
+ z = 8;
+ }
+ }
+ else
+ {
+ /* Double or long long 64bit. */
+ memcpy (argp, *p_argv, z);
+ }
+ }
+ p_argv++;
+ argp += z;
+ }
+ }
+
+ return;
+}
+
+/* Perform machine dependent cif processing. */
+ffi_status
+ffi_prep_cif_machdep(ffi_cif *cif)
+{
+ /* Set the return type flag. */
+ switch (cif->rtype->type)
+ {
+ case FFI_TYPE_VOID:
+ cif->flags = (unsigned) cif->rtype->type;
+ break;
+
+ case FFI_TYPE_STRUCT:
+ if (cif->rtype->size <= 4)
+ cif->flags = FFI_TYPE_INT;
+
+ else if (cif->rtype->size <= 8)
+ cif->flags = FFI_TYPE_DOUBLE;
+
+ else
+ cif->flags = (unsigned) cif->rtype->type;
+ break;
+
+ case FFI_TYPE_SINT64:
+ case FFI_TYPE_UINT64:
+ case FFI_TYPE_DOUBLE:
+ cif->flags = FFI_TYPE_DOUBLE;
+ break;
+
+ case FFI_TYPE_FLOAT:
+ default:
+ cif->flags = FFI_TYPE_INT;
+ break;
+ }
+
+ return FFI_OK;
+}
+
+extern void ffi_call_SYSV(void (*)(char *, extended_cif *), extended_cif *,
+ unsigned, unsigned, unsigned *, void (*fn)());
+
+void ffi_call(ffi_cif *cif, void (*fn)(), void *rvalue, void **avalue)
+{
+ extended_cif ecif;
+
+ ecif.cif = cif;
+ ecif.avalue = avalue;
+
+ /* If the return value is a struct and we don't have
+ a return value address then we need to make one. */
+ if ((rvalue == NULL) &&
+ (cif->rtype->type == FFI_TYPE_STRUCT))
+ {
+ ecif.rvalue = alloca (cif->rtype->size);
+ }
+ else
+ ecif.rvalue = rvalue;
+
+ switch (cif->abi)
+ {
+ case FFI_SYSV:
+ ffi_call_SYSV(ffi_prep_args, &ecif, cif->bytes,
+ cif->flags, ecif.rvalue, fn);
+ if (cif->rtype->type == FFI_TYPE_STRUCT)
+ {
+ int size = cif->rtype->size;
+ int align = cif->rtype->alignment;
+
+ if (size < 4)
+ {
+ if (align == 1)
+ *(unsigned long *)(ecif.rvalue) <<= (4 - size) * 8;
+ }
+ else if (4 < size && size < 8)
+ {
+ if (align == 1)
+ {
+ memcpy (ecif.rvalue, ecif.rvalue + 8-size, size);
+ }
+ else if (align == 2)
+ {
+ if (size & 1)
+ size += 1;
+
+ if (size != 8)
+ memcpy (ecif.rvalue, ecif.rvalue + 8-size, size);
+ }
+ }
+ }
+ break;
+
+ default:
+ FFI_ASSERT(0);
+ break;
+ }
+}
Added: llvm-gcc-4.2/trunk/libffi/src/m32r/ffitarget.h
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/src/m32r/ffitarget.h?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/src/m32r/ffitarget.h (added)
+++ llvm-gcc-4.2/trunk/libffi/src/m32r/ffitarget.h Thu Nov 8 16:56:19 2007
@@ -0,0 +1,48 @@
+/* -----------------------------------------------------------------*-C-*-
+ ffitarget.h - Copyright (c) 2004 Renesas Technology.
+ Target configuration macros for M32R.
+
+ Permission is hereby granted, free of charge, to any person obtaining
+ a copy of this software and associated documentation files (the
+ ``Software''), to deal in the Software without restriction, including
+ without limitation the rights to use, copy, modify, merge, publish,
+ distribute, sublicense, and/or sell copies of the Software, and to
+ permit persons to whom the Software is furnished to do so, subject to
+ the following conditions:
+
+ The above copyright notice and this permission notice shall be included
+ in all copies or substantial portions of the Software.
+
+ THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ IN NO EVENT SHALL RENESAS TECHNOLOGY BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ OTHER DEALINGS IN THE SOFTWARE.
+
+ ----------------------------------------------------------------------- */
+
+#ifndef LIBFFI_TARGET_H
+#define LIBFFI_TARGET_H
+
+/* ---- Generic type definitions ----------------------------------------- */
+
+#ifndef LIBFFI_ASM
+typedef unsigned long ffi_arg;
+typedef signed long ffi_sarg;
+
+typedef enum ffi_abi
+ {
+ FFI_FIRST_ABI = 0,
+ FFI_SYSV,
+ FFI_DEFAULT_ABI = FFI_SYSV,
+ FFI_LAST_ABI = FFI_DEFAULT_ABI + 1
+ } ffi_abi;
+#endif
+
+#define FFI_CLOSURES 0
+#define FFI_TRAMPOLINE_SIZE 24
+#define FFI_NATIVE_RAW_API 0
+
+#endif
Added: llvm-gcc-4.2/trunk/libffi/src/m32r/sysv.S
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/src/m32r/sysv.S?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/src/m32r/sysv.S (added)
+++ llvm-gcc-4.2/trunk/libffi/src/m32r/sysv.S Thu Nov 8 16:56:19 2007
@@ -0,0 +1,121 @@
+/* -----------------------------------------------------------------------
+ sysv.S - Copyright (c) 2004 Renesas Technology
+
+ M32R Foreign Function Interface
+
+ Permission is hereby granted, free of charge, to any person obtaining
+ a copy of this software and associated documentation files (the
+ ``Software''), to deal in the Software without restriction, including
+ without limitation the rights to use, copy, modify, merge, publish,
+ distribute, sublicense, and/or sell copies of the Software, and to
+ permit persons to whom the Software is furnished to do so, subject to
+ the following conditions:
+
+ The above copyright notice and this permission notice shall be included
+ in all copies or substantial portions of the Software.
+
+ THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ IN NO EVENT SHALL RENESAS TECHNOLOGY BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ OTHER DEALINGS IN THE SOFTWARE.
+ ----------------------------------------------------------------------- */
+
+#define LIBFFI_ASM
+#include <fficonfig.h>
+#include <ffi.h>
+#ifdef HAVE_MACHINE_ASM_H
+#include <machine/asm.h>
+#else
+/* XXX these lose for some platforms, I'm sure. */
+#define CNAME(x) x
+#define ENTRY(x) .globl CNAME(x)! .type CNAME(x),%function! CNAME(x):
+#endif
+
+.text
+
+ /* R0: ffi_prep_args */
+ /* R1: &ecif */
+ /* R2: cif->bytes */
+ /* R3: fig->flags */
+ /* sp+0: ecif.rvalue */
+ /* sp+4: fn */
+
+ /* This assumes we are using gas. */
+ENTRY(ffi_call_SYSV)
+ /* Save registers. */
+ push fp
+ push lr
+ push r3
+ push r2
+ push r1
+ push r0
+ mv fp, sp
+
+ /* Make room for all of the new args. */
+ sub sp, r2
+
+ /* Place all of the ffi_prep_args in position. */
+ mv lr, r0
+ mv r0, sp
+ /* R1 already set. */
+
+ /* And call. */
+ jl lr
+
+ /* Move first 4 parameters in registers... */
+ ld r0, @(0,sp)
+ ld r1, @(4,sp)
+ ld r2, @(8,sp)
+ ld r3, @(12,sp)
+
+ /* ...and adjust the stack. */
+ ld lr, @(8,fp)
+ cmpi lr, #16
+ bc adjust_stack
+ ldi lr, #16
+adjust_stack:
+ add sp, lr
+
+ /* Call the function. */
+ ld lr, @(28,fp)
+ jl lr
+
+ /* Remove the space we pushed for the args. */
+ mv sp, fp
+
+ /* Load R2 with the pointer to storage for the return value. */
+ ld r2, @(24,sp)
+
+ /* Load R3 with the return type code. */
+ ld r3, @(12,sp)
+
+ /* If the return value pointer is NULL, assume no return value. */
+ beqz r2, epilogue
+
+ /* Return INT. */
+ ldi r4, #FFI_TYPE_INT
+ bne r3, r4, return_double
+ st r0, @r2
+ bra epilogue
+
+return_double:
+ /* Return DOUBLE or LONGDOUBLE. */
+ ldi r4, #FFI_TYPE_DOUBLE
+ bne r3, r4, epilogue
+ st r0, @r2
+ st r1, @(4,r2)
+
+epilogue:
+ pop r0
+ pop r1
+ pop r2
+ pop r3
+ pop lr
+ pop fp
+ jmp lr
+
+.ffi_call_SYSV_end:
+ .size CNAME(ffi_call_SYSV),.ffi_call_SYSV_end-CNAME(ffi_call_SYSV)
Added: llvm-gcc-4.2/trunk/libffi/src/m68k/ffi.c
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/src/m68k/ffi.c?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/src/m68k/ffi.c (added)
+++ llvm-gcc-4.2/trunk/libffi/src/m68k/ffi.c Thu Nov 8 16:56:19 2007
@@ -0,0 +1,176 @@
+/* -----------------------------------------------------------------------
+ ffi.c
+
+ m68k Foreign Function Interface
+ ----------------------------------------------------------------------- */
+
+#include <ffi.h>
+#include <ffi_common.h>
+
+#include <stdlib.h>
+
+/* ffi_prep_args is called by the assembly routine once stack space has
+ been allocated for the function's arguments. */
+
+static void *
+ffi_prep_args (void *stack, extended_cif *ecif)
+{
+ unsigned int i;
+ void **p_argv;
+ char *argp;
+ ffi_type **p_arg;
+ void *struct_value_ptr;
+
+ argp = stack;
+
+ if (ecif->cif->rtype->type == FFI_TYPE_STRUCT
+ && ecif->cif->rtype->size > 8)
+ struct_value_ptr = ecif->rvalue;
+ else
+ struct_value_ptr = NULL;
+
+ p_argv = ecif->avalue;
+
+ for (i = ecif->cif->nargs, p_arg = ecif->cif->arg_types;
+ i != 0;
+ i--, p_arg++)
+ {
+ size_t z;
+
+ /* Align if necessary. */
+ if (((*p_arg)->alignment - 1) & (unsigned) argp)
+ argp = (char *) ALIGN (argp, (*p_arg)->alignment);
+
+ z = (*p_arg)->size;
+ if (z < sizeof (int))
+ {
+ switch ((*p_arg)->type)
+ {
+ case FFI_TYPE_SINT8:
+ *(signed int *) argp = (signed int) *(SINT8 *) *p_argv;
+ break;
+
+ case FFI_TYPE_UINT8:
+ *(unsigned int *) argp = (unsigned int) *(UINT8 *) *p_argv;
+ break;
+
+ case FFI_TYPE_SINT16:
+ *(signed int *) argp = (signed int) *(SINT16 *) *p_argv;
+ break;
+
+ case FFI_TYPE_UINT16:
+ *(unsigned int *) argp = (unsigned int) *(UINT16 *) *p_argv;
+ break;
+
+ case FFI_TYPE_STRUCT:
+ memcpy (argp + sizeof (int) - z, *p_argv, z);
+ break;
+
+ default:
+ FFI_ASSERT (0);
+ }
+ z = sizeof (int);
+ }
+ else
+ memcpy (argp, *p_argv, z);
+ p_argv++;
+ argp += z;
+ }
+
+ return struct_value_ptr;
+}
+
+#define CIF_FLAGS_INT 1
+#define CIF_FLAGS_DINT 2
+#define CIF_FLAGS_FLOAT 4
+#define CIF_FLAGS_DOUBLE 8
+#define CIF_FLAGS_LDOUBLE 16
+#define CIF_FLAGS_POINTER 32
+#define CIF_FLAGS_STRUCT 64
+
+/* Perform machine dependent cif processing */
+ffi_status
+ffi_prep_cif_machdep (ffi_cif *cif)
+{
+ /* Set the return type flag */
+ switch (cif->rtype->type)
+ {
+ case FFI_TYPE_VOID:
+ cif->flags = 0;
+ break;
+
+ case FFI_TYPE_STRUCT:
+ if (cif->rtype->size > 4 && cif->rtype->size <= 8)
+ cif->flags = CIF_FLAGS_DINT;
+ else if (cif->rtype->size <= 4)
+ cif->flags = CIF_FLAGS_STRUCT;
+ else
+ cif->flags = 0;
+ break;
+
+ case FFI_TYPE_FLOAT:
+ cif->flags = CIF_FLAGS_FLOAT;
+ break;
+
+ case FFI_TYPE_DOUBLE:
+ cif->flags = CIF_FLAGS_DOUBLE;
+ break;
+
+ case FFI_TYPE_LONGDOUBLE:
+ cif->flags = CIF_FLAGS_LDOUBLE;
+ break;
+
+ case FFI_TYPE_POINTER:
+ cif->flags = CIF_FLAGS_POINTER;
+ break;
+
+ case FFI_TYPE_SINT64:
+ case FFI_TYPE_UINT64:
+ cif->flags = CIF_FLAGS_DINT;
+ break;
+
+ default:
+ cif->flags = CIF_FLAGS_INT;
+ break;
+ }
+
+ return FFI_OK;
+}
+
+extern void ffi_call_SYSV (void *(*) (void *, extended_cif *),
+ extended_cif *,
+ unsigned, unsigned, unsigned,
+ void *, void (*fn) ());
+
+void
+ffi_call (ffi_cif *cif, void (*fn) (), void *rvalue, void **avalue)
+{
+ extended_cif ecif;
+
+ ecif.cif = cif;
+ ecif.avalue = avalue;
+
+ /* If the return value is a struct and we don't have a return value
+ address then we need to make one. */
+
+ if (rvalue == NULL
+ && cif->rtype->type == FFI_TYPE_STRUCT
+ && cif->rtype->size > 8)
+ ecif.rvalue = alloca (cif->rtype->size);
+ else
+ ecif.rvalue = rvalue;
+
+
+ switch (cif->abi)
+ {
+ case FFI_SYSV:
+ ffi_call_SYSV (ffi_prep_args, &ecif, cif->bytes,
+ cif->flags, cif->rtype->size * 8,
+ ecif.rvalue, fn);
+ break;
+
+ default:
+ FFI_ASSERT (0);
+ break;
+ }
+}
Added: llvm-gcc-4.2/trunk/libffi/src/m68k/ffitarget.h
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/src/m68k/ffitarget.h?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/src/m68k/ffitarget.h (added)
+++ llvm-gcc-4.2/trunk/libffi/src/m68k/ffitarget.h Thu Nov 8 16:56:19 2007
@@ -0,0 +1,47 @@
+/* -----------------------------------------------------------------*-C-*-
+ ffitarget.h - Copyright (c) 1996-2003 Red Hat, Inc.
+ Target configuration macros for Motorola 68K.
+
+ Permission is hereby granted, free of charge, to any person obtaining
+ a copy of this software and associated documentation files (the
+ ``Software''), to deal in the Software without restriction, including
+ without limitation the rights to use, copy, modify, merge, publish,
+ distribute, sublicense, and/or sell copies of the Software, and to
+ permit persons to whom the Software is furnished to do so, subject to
+ the following conditions:
+
+ The above copyright notice and this permission notice shall be included
+ in all copies or substantial portions of the Software.
+
+ THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ OTHER DEALINGS IN THE SOFTWARE.
+
+ ----------------------------------------------------------------------- */
+
+#ifndef LIBFFI_TARGET_H
+#define LIBFFI_TARGET_H
+
+#ifndef LIBFFI_ASM
+typedef unsigned long ffi_arg;
+typedef signed long ffi_sarg;
+
+typedef enum ffi_abi {
+ FFI_FIRST_ABI = 0,
+ FFI_SYSV,
+ FFI_DEFAULT_ABI = FFI_SYSV,
+ FFI_LAST_ABI = FFI_DEFAULT_ABI + 1
+} ffi_abi;
+#endif
+
+/* ---- Definitions for closures ----------------------------------------- */
+
+#define FFI_CLOSURES 0
+#define FFI_NATIVE_RAW_API 0
+
+#endif
+
Added: llvm-gcc-4.2/trunk/libffi/src/m68k/sysv.S
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/src/m68k/sysv.S?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/src/m68k/sysv.S (added)
+++ llvm-gcc-4.2/trunk/libffi/src/m68k/sysv.S Thu Nov 8 16:56:19 2007
@@ -0,0 +1,97 @@
+/* -----------------------------------------------------------------------
+ sysv.S
+
+ m68k Foreign Function Interface
+ ----------------------------------------------------------------------- */
+
+#define LIBFFI_ASM
+#include <fficonfig.h>
+#include <ffi.h>
+
+ .text
+
+ .globl ffi_call_SYSV
+ .type ffi_call_SYSV, at function
+
+ffi_call_SYSV:
+ link %fp,#0
+ move.l %d2,-(%sp)
+
+ | Make room for all of the new args.
+ sub.l 16(%fp),%sp
+
+ | Call ffi_prep_args
+ move.l 12(%fp),-(%sp)
+ pea 4(%sp)
+ move.l 8(%fp),%a0
+ jsr (%a0)
+ addq.l #8,%sp
+
+ | Pass pointer to struct value, if any
+ move.l %a0,%a1
+
+ | Call the function
+ move.l 32(%fp),%a0
+ jsr (%a0)
+
+ | Remove the space we pushed for the args
+ add.l 16(%fp),%sp
+
+ | Load the pointer to storage for the return value
+ move.l 28(%fp),%a1
+
+ | Load the return type code
+ move.l 20(%fp),%d2
+
+ | If the return value pointer is NULL, assume no return value.
+ tst.l %a1
+ jbeq noretval
+
+ btst #0,%d2
+ jbeq retlongint
+ move.l %d0,(%a1)
+ jbra epilogue
+
+retlongint:
+ btst #1,%d2
+ jbeq retfloat
+ move.l %d0,(%a1)
+ move.l %d1,4(%a1)
+ jbra epilogue
+
+retfloat:
+ btst #2,%d2
+ jbeq retdouble
+ fmove.s %fp0,(%a1)
+ jbra epilogue
+
+retdouble:
+ btst #3,%d2
+ jbeq retlongdouble
+ fmove.d %fp0,(%a1)
+ jbra epilogue
+
+retlongdouble:
+ btst #4,%d2
+ jbeq retpointer
+ fmove.x %fp0,(%a1)
+ jbra epilogue
+
+retpointer:
+ btst #5,%d2
+ jbeq retstruct
+ move.l %a0,(%a1)
+ jbra epilogue
+
+retstruct:
+ btst #6,%d2
+ jbeq noretval
+ move.l 24(%fp),%d2
+ bfins %d0,(%a1){#0,%d2}
+
+noretval:
+epilogue:
+ move.l (%sp)+,%d2
+ unlk %a6
+ rts
+ .size ffi_call_SYSV,.-ffi_call_SYSV
Added: llvm-gcc-4.2/trunk/libffi/src/mips/ffi.c
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/libffi/src/mips/ffi.c?rev=43913&view=auto
==============================================================================
--- llvm-gcc-4.2/trunk/libffi/src/mips/ffi.c (added)
+++ llvm-gcc-4.2/trunk/libffi/src/mips/ffi.c Thu Nov 8 16:56:19 2007
@@ -0,0 +1,648 @@
+/* -----------------------------------------------------------------------
+ ffi.c - Copyright (c) 1996 Red Hat, Inc.
+
+ MIPS Foreign Function Interface
+
+ Permission is hereby granted, free of charge, to any person obtaining
+ a copy of this software and associated documentation files (the
+ ``Software''), to deal in the Software without restriction, including
+ without limitation the rights to use, copy, modify, merge, publish,
+ distribute, sublicense, and/or sell copies of the Software, and to
+ permit persons to whom the Software is furnished to do so, subject to
+ the following conditions:
+
+ The above copyright notice and this permission notice shall be included
+ in all copies or substantial portions of the Software.
+
+ THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ OTHER DEALINGS IN THE SOFTWARE.
+ ----------------------------------------------------------------------- */
+
+#include <ffi.h>
+#include <ffi_common.h>
+
+#include <stdlib.h>
+#include <sys/cachectl.h>
+
+#if _MIPS_SIM == _ABIN32
+#define FIX_ARGP \
+FFI_ASSERT(argp <= &stack[bytes]); \
+if (argp == &stack[bytes]) \
+{ \
+ argp = stack; \
+ ffi_stop_here(); \
+}
+#else
+#define FIX_ARGP
+#endif
+
+
+/* ffi_prep_args is called by the assembly routine once stack space
+ has been allocated for the function's arguments */
+
+static void ffi_prep_args(char *stack,
+ extended_cif *ecif,
+ int bytes,
+ int flags)
+{
+ int i;
+ void **p_argv;
+ char *argp;
+ ffi_type **p_arg;
+
+#if _MIPS_SIM == _ABIN32
+ /* If more than 8 double words are used, the remainder go
+ on the stack. We reorder stuff on the stack here to
+ support this easily. */
+ if (bytes > 8 * sizeof(ffi_arg))
+ argp = &stack[bytes - (8 * sizeof(ffi_arg))];
+ else
+ argp = stack;
+#else
+ argp = stack;
+#endif
+
+ memset(stack, 0, bytes);
+
+#if _MIPS_SIM == _ABIN32
+ if ( ecif->cif->rstruct_flag != 0 )
+#else
+ if ( ecif->cif->rtype->type == FFI_TYPE_STRUCT )
+#endif
+ {
+ *(ffi_arg *) argp = (ffi_arg) ecif->rvalue;
+ argp += sizeof(ffi_arg);
+ FIX_ARGP;
+ }
+
+ p_argv = ecif->avalue;
+
+ for (i = ecif->cif->nargs, p_arg = ecif->cif->arg_types; i; i--, p_arg++)
+ {
+ size_t z;
+ unsigned int a;
+
+ /* Align if necessary. */
+ a = (*p_arg)->alignment;
+ if (a < sizeof(ffi_arg))
+ a = sizeof(ffi_arg);
+
+ if ((a - 1) & (unsigned int) argp)
+ {
+ argp = (char *) ALIGN(argp, a);
+ FIX_ARGP;
+ }
+
+ z = (*p_arg)->size;
+ if (z <= sizeof(ffi_arg))
+ {
+ z = sizeof(ffi_arg);
+
+ switch ((*p_arg)->type)
+ {
+ case FFI_TYPE_SINT8:
+ *(ffi_arg *)argp = *(SINT8 *)(* p_argv);
+ break;
+
+ case FFI_TYPE_UINT8:
+ *(ffi_arg *)argp = *(UINT8 *)(* p_argv);
+ break;
+
+ case FFI_TYPE_SINT16:
+ *(ffi_arg *)argp = *(SINT16 *)(* p_argv);
+ break;
+
+ case FFI_TYPE_UINT16:
+ *(ffi_arg *)argp = *(UINT16 *)(* p_argv);
+ break;
+
+ case FFI_TYPE_SINT32:
+ *(ffi_arg *)argp = *(SINT32 *)(* p_argv);
+ break;
+
+ case FFI_TYPE_UINT32:
+ case FFI_TYPE_POINTER:
+ *(ffi_arg *)argp = *(UINT32 *)(* p_argv);
+ break;
+
+ /* This can only happen with 64bit slots. */
+ case FFI_TYPE_FLOAT:
+ *(float *) argp = *(float *)(* p_argv);
+ break;
+
+ /* Handle small structures. */
+ case FFI_TYPE_STRUCT:
+ default:
+ memcpy(argp, *p_argv, (*p_arg)->size);
+ break;
+ }
+ }
+ else
+ {
+#if _MIPS_SIM == _ABIO32
+ memcpy(argp, *p_argv, z);
+#else
+ {
+ unsigned end = (unsigned) argp+z;
+ unsigned cap = (unsigned) stack+bytes;
+
+ /* Check if the data will fit within the register space.
+ Handle it if it doesn't. */
+
+ if (end <= cap)
+ memcpy(argp, *p_argv, z);
+ else
+ {
+ unsigned portion = end - cap;
+
+ memcpy(argp, *p_argv, portion);
+ argp = stack;
+ memcpy(argp,
+ (void*)((unsigned)(*p_argv)+portion), z - portion);
+ }
+ }
+#endif
+ }
+ p_argv++;
+ argp += z;
+ FIX_ARGP;
+ }
+}
+
+#if _MIPS_SIM == _ABIN32
+
+/* The n32 spec says that if "a chunk consists solely of a double
+ float field (but not a double, which is part of a union), it
+ is passed in a floating point register. Any other chunk is
+ passed in an integer register". This code traverses structure
+ definitions and generates the appropriate flags. */
+
+unsigned calc_n32_struct_flags(ffi_type *arg, unsigned *shift)
+{
+ unsigned flags = 0;
+ unsigned index = 0;
+
+ ffi_type *e;
+
+ while (e = arg->elements[index])
+ {
+ if (e->type == FFI_TYPE_DOUBLE)
+ {
+ flags += (FFI_TYPE_DOUBLE << *shift);
+ *shift += FFI_FLAG_BITS;
+ }
+ else if (e->type == FFI_TYPE_STRUCT)
+ flags += calc_n32_struct_flags(e, shift);
+ else
+ *shift += FFI_FLAG_BITS;
+
+ index++;
+ }
+
+ return flags;
+}
+
+unsigned calc_n32_return_struct_flags(ffi_type *arg)
+{
+ unsigned flags = 0;
+ unsigned index = 0;
+ unsigned small = FFI_TYPE_SMALLSTRUCT;
+ ffi_type *e;
+
+ /* Returning structures under n32 is a tricky thing.
+ A struct with only one or two floating point fields
+ is returned in $f0 (and $f2 if necessary). Any other
+ struct results at most 128 bits are returned in $2
+ (the first 64 bits) and $3 (remainder, if necessary).
+ Larger structs are handled normally. */
+
+ if (arg->size > 16)
+ return 0;
+
+ if (arg->size > 8)
+ small = FFI_TYPE_SMALLSTRUCT2;
+
+ e = arg->elements[0];
+ if (e->type == FFI_TYPE_DOUBLE)
+ flags = FFI_TYPE_DOUBLE << FFI_FLAG_BITS;
+ else if (e->type == FFI_TYPE_FLOAT)
+ flags = FFI_TYPE_FLOAT << FFI_FLAG_BITS;
+
+ if (flags && (e = arg->elements[1]))
+ {
+ if (e->type == FFI_TYPE_DOUBLE)
+ flags += FFI_TYPE_DOUBLE;
+ else if (e->type == FFI_TYPE_FLOAT)
+ flags += FFI_TYPE_FLOAT;
+ else
+ return small;
+
+ if (flags && (arg->elements[2]))
+ {
+ /* There are three arguments and the first two are
+ floats! This must be passed the old way. */
+ return small;
+ }
+ }
+ else
+ if (!flags)
+ return small;
+
+ return flags;
+}
+
+#endif
+
+/* Perform machine dependent cif processing */
+ffi_status ffi_prep_cif_machdep(ffi_cif *cif)
+{
+ cif->flags = 0;
+
+#if _MIPS_SIM == _ABIO32
+ /* Set the flags necessary for O32 processing. FFI_O32_SOFT_FLOAT
+ * does not have special handling for floating point args.
+ */
+
+ if (cif->rtype->type != FFI_TYPE_STRUCT && cif->abi == FFI_O32)
+ {
+ if (cif->nargs > 0)
+ {
+ switch ((cif->arg_types)[0]->type)
+ {
+ case FFI_TYPE_FLOAT:
+ case FFI_TYPE_DOUBLE:
+ cif->flags += (cif->arg_types)[0]->type;
+ break;
+
+ default:
+ break;
+ }
+
+ if (cif->nargs > 1)
+ {
+ /* Only handle the second argument if the first
+ is a float or double. */
+ if (cif->flags)
+ {
+ switch ((cif->arg_types)[1]->type)
+ {
+ case FFI_TYPE_FLOAT:
+ case FFI_TYPE_DOUBLE:
+ cif->flags += (cif->arg_types)[1]->type << FFI_FLAG_BITS;
+ break;
+
+ default:
+ break;
+ }
+ }
+ }
+ }
+ }
+
+ /* Set the return type flag */
+
+ if (cif->abi == FFI_O32_SOFT_FLOAT)
+ {
+ switch (cif->rtype->type)
+ {
+ case FFI_TYPE_VOID:
+ case FFI_TYPE_STRUCT:
+ cif->flags += cif->rtype->type << (FFI_FLAG_BITS * 2);
+ break;
+
+ case FFI_TYPE_SINT64:
+ case FFI_TYPE_UINT64:
+ case FFI_TYPE_DOUBLE:
+ cif->flags += FFI_TYPE_UINT64 << (FFI_FLAG_BITS * 2);
+ break;
+
+ case FFI_TYPE_FLOAT:
+ default:
+ cif->flags += FFI_TYPE_INT << (FFI_FLAG_BITS * 2);
+ break;
+ }
+ }
+ else
+ {
+ /* FFI_O32 */
+ switch (cif->rtype->type)
+ {
+ case FFI_TYPE_VOID:
+ case FFI_TYPE_STRUCT:
+ case FFI_TYPE_FLOAT:
+ case FFI_TYPE_DOUBLE:
+ cif->flags += cif->rtype->type << (FFI_FLAG_BITS * 2);
+ break;
+
+ case FFI_TYPE_SINT64:
+ case FFI_TYPE_UINT64:
+ cif->flags += FFI_TYPE_UINT64 << (FFI_FLAG_BITS * 2);
+ break;
+
+ default:
+ cif->flags += FFI_TYPE_INT << (FFI_FLAG_BITS * 2);
+ break;
+ }
+ }
+#endif
+
+#if _MIPS_SIM == _ABIN32
+ /* Set the flags necessary for N32 processing */
+ {
+ unsigned shift = 0;
+ unsigned count = (cif->nargs < 8) ? cif->nargs : 8;
+ unsigned index = 0;
+
+ unsigned struct_flags = 0;
+
+ if (cif->rtype->type == FFI_TYPE_STRUCT)
+ {
+ struct_flags = calc_n32_return_struct_flags(cif->rtype);
+
+ if (struct_flags == 0)
+ {
+ /* This means that the structure is being passed as
+ a hidden argument */
+
+ shift = FFI_FLAG_BITS;
+ count = (cif->nargs < 7) ? cif->nargs : 7;
+
+ cif->rstruct_flag = !0;
+ }
+ else
+ cif->rstruct_flag = 0;
+ }
+ else
+ cif->rstruct_flag = 0;
+
+ while (count-- > 0)
+ {
+ switch ((cif->arg_types)[index]->type)
+ {
+ case FFI_TYPE_FLOAT:
+ case FFI_TYPE_DOUBLE:
+ cif->flags += ((cif->arg_types)[index]->type << shift);
+ shift += FFI_FLAG_BITS;
+ break;
+
+ case FFI_TYPE_STRUCT:
+ cif->flags += calc_n32_struct_flags((cif->arg_types)[index],
+ &shift);
+ break;
+
+ default:
+ shift += FFI_FLAG_BITS;
+ }
+
+ index++;
+ }
+
+ /* Set the return type flag */
+ switch (cif->rtype->type)
+ {
+ case FFI_TYPE_STRUCT:
+ {
+ if (struct_flags == 0)
+ {
+ /* The structure is returned through a hidden
+ first argument. Do nothing, 'cause FFI_TYPE_VOID
+ is 0 */
+ }
+ else
+ {
+ /* The structure is returned via some tricky
+ mechanism */
+ cif->flags += FFI_TYPE_STRUCT << (FFI_FLAG_BITS * 8);
+ cif->flags += struct_flags << (4 + (FFI_FLAG_BITS * 8));
+ }
+ break;
+ }
+
+ case FFI_TYPE_VOID:
+ /* Do nothing, 'cause FFI_TYPE_VOID is 0 */
+ break;
+
+ case FFI_TYPE_FLOAT:
+ case FFI_TYPE_DOUBLE:
+ cif->flags += cif->rtype->type << (FFI_FLAG_BITS * 8);
+ break;
+
+ default:
+ cif->flags += FFI_TYPE_INT << (FFI_FLAG_BITS * 8);
+ break;
+ }
+ }
+#endif
+
+ return FFI_OK;
+}
+
+/* Low level routine for calling O32 functions */
+extern int ffi_call_O32(void (*)(char *, extended_cif *, int, int),
+ extended_cif *, unsigned,
+ unsigned, unsigned *, void (*)());
+
+/* Low level routine for calling N32 functions */
+extern int ffi_call_N32(void (*)(char *, extended_cif *, int, int),
+ extended_cif *, unsigned,
+ unsigned, unsigned *, void (*)());
+
+void ffi_call(ffi_cif *cif, void (*fn)(), void *rvalue, void **avalue)
+{
+ extended_cif ecif;
+
+ ecif.cif = cif;
+ ecif.avalue = avalue;
+
+ /* If the return value is a struct and we don't have a return */
+ /* value address then we need to make one */
+
+ if ((rvalue == NULL) &&
+ (cif->rtype->type == FFI_TYPE_STRUCT))
+ ecif.rvalue = alloca(cif->rtype->size);
+ else
+ ecif.rvalue = rvalue;
+
+ switch (cif->abi)
+ {
+#if _MIPS_SIM == _ABIO32
+ case FFI_O32:
+ case FFI_O32_SOFT_FLOAT:
+ ffi_call_O32(ffi_prep_args, &ecif, cif->bytes,
+ cif->flags, ecif.rvalue, fn);
+ break;
+#endif
+
+#if _MIPS_SIM == _ABIN32
+ case FFI_N32:
+ ffi_call_N32(ffi_prep_args, &ecif, cif->bytes,
+ cif->flags, ecif.rvalue, fn);
+ break;
+#endif
+
+ default:
+ FFI_ASSERT(0);
+ break;
+ }
+}
+
+#if FFI_CLOSURES /* N32 not implemented yet, FFI_CLOSURES not defined */
+#if defined(FFI_MIPS_O32)
+extern void ffi_closure_O32(void);
+#endif /* FFI_MIPS_O32 */
+
+ffi_status
+ffi_prep_closure (ffi_closure *closure,
+ ffi_cif *cif,
+ void (*fun)(ffi_cif*,void*,void**,void*),
+ void *user_data)
+{
+ unsigned int *tramp = (unsigned int *) &closure->tramp[0];
+ unsigned int fn;
+ unsigned int ctx = (unsigned int) closure;
+
+#if defined(FFI_MIPS_O32)
+ FFI_ASSERT(cif->abi == FFI_O32 || cif->abi == FFI_O32_SOFT_FLOAT);
+ fn = (unsigned int) ffi_closure_O32;
+#else /* FFI_MIPS_N32 */
+ FFI_ASSERT(cif->abi == FFI_N32);
+ FFI_ASSERT(!"not implemented");
+#endif /* FFI_MIPS_O32 */
+
+ tramp[0] = 0x3c190000 | (fn >> 16); /* lui $25,high(fn) */
+ tramp[1] = 0x37390000 | (fn & 0xffff); /* ori $25,low(fn) */
+ tramp[2] = 0x3c080000 | (ctx >> 16); /* lui $8,high(ctx) */
+ tramp[3] = 0x03200008; /* jr $25 */
+ tramp[4] = 0x35080000 | (ctx & 0xffff); /* ori $8,low(ctx) */
+
+ closure->cif = cif;
+ closure->fun = fun;
+ closure->user_data = user_data;
+
+ /* XXX this is available on Linux, but anything else? */
+ cacheflush (tramp, FFI_TRAMPOLINE_SIZE, ICACHE);
+
+ return FFI_OK;
+}
+
+/*
+ * Decodes the arguments to a function, which will be stored on the
+ * stack. AR is the pointer to the beginning of the integer arguments
+ * (and, depending upon the arguments, some floating-point arguments
+ * as well). FPR is a pointer to the area where floating point
+ * registers have been saved, if any.
+ *
+ * RVALUE is the location where the function return value will be
+ * stored. CLOSURE is the prepared closure to invoke.
+ *
+ * This function should only be called from assembly, which is in
+ * turn called from a trampoline.
+ *
+ * Returns the function return type.
+ *
+ * Based on the similar routine for sparc.
+ */
+int
+ffi_closure_mips_inner_O32 (ffi_closure *closure,
+ void *rvalue, ffi_arg *ar,
+ double *fpr)
+{
+ ffi_cif *cif;
+ void **avaluep;
+ ffi_arg *avalue;
+ ffi_type **arg_types;
+ int i, avn, argn, seen_int;
+
+ cif = closure->cif;
+ avalue = alloca (cif->nargs * sizeof (ffi_arg));
+ avaluep = alloca (cif->nargs * sizeof (ffi_arg));
+
+ seen_int = (cif->abi == FFI_O32_SOFT_FLOAT);
+ argn = 0;
+
+ if ((cif->flags >> (FFI_FLAG_BITS * 2)) == FFI_TYPE_STRUCT)
+ {
+ rvalue = (void *) ar[0];
+ argn = 1;
+ }
+
+ i = 0;
+ avn = cif->nargs;
+ arg_types = cif->arg_types;
+
+ while (i < avn)
+ {
+ if (i < 2 && !seen_int &&
+ (arg_types[i]->type == FFI_TYPE_FLOAT ||
+ arg_types[i]->type == FFI_TYPE_DOUBLE))
+ {
+#ifdef __MIPSEB__
+ if (arg_types[i]->type == FFI_TYPE_FLOAT)
+ avaluep[i] = ((char *) &fpr[i]) + sizeof (float);
+ else
+#endif
+ avaluep[i] = (char *) &fpr[i];
+ }
+ else
+ {
+ if (arg_types[i]->alignment == 8 && (argn & 0x1))
+ argn++;
+ switch (arg_types[i]->type)
+ {
+ case FFI_TYPE_SINT8:
+ avaluep[i] = &avalue[i];
+ *(SINT8 *) &avalue[i] = (SINT8) ar[argn];
+ break;
+
+ case FFI_TYPE_UINT8:
+ avaluep[i] = &avalue[i];
+ *(UINT8 *) &avalue[i] = (UINT8) ar[argn];
+ break;
+
+ case FFI_TYPE_SINT16:
+ avaluep[i] = &avalue[i];
+ *(SINT16 *) &avalue[i] = (SINT16) ar[argn];
+ break;
+
+ case FFI_TYPE_UINT16:
+ avaluep[i] = &avalue[i];
+ *(UINT16 *) &avalue[i] = (UINT16) ar[argn];
+ break;
+
+ default:
+ avaluep[i] = (char *) &ar[argn];
+ break;
+ }
+ seen_int = 1;
+ }
+ argn += ALIGN(arg_types[i]->size, FFI_SIZEOF_ARG) / FFI_SIZEOF_ARG;
+ i++;
+ }
+
+ /* Invoke the closure. */
+ (closure->fun) (cif, rvalue, avaluep, closure->user_data);
+
+ if (cif->abi == FFI_O32_SOFT_FLOAT)
+ {
+ switch (cif->rtype->type)
+ {
+ case FFI_TYPE_FLOAT:
+ return FFI_TYPE_INT;
+ case FFI_TYPE_DOUBLE:
+ return FFI_TYPE_UINT64;
+ default:
+ return cif->rtype->type;
+ }
+ }
+ else
+ {
+ return cif->rtype->type;
+ }
+}
+
+#endif /* FFI_CLOSURES */
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