[PATCH] D18889: [sanitizer] [SystemZ] Implement internal_mmap.

[Marcin Kościelnicki via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL266295: [sanitizer] [SystemZ] Implement internal_mmap. (authored by koriakin).

Changed prior to commit:
  http://reviews.llvm.org/D18889?vs=53000&id=53697#toc

Repository:
  rL LLVM

http://reviews.llvm.org/D18889

Files:
  compiler-rt/trunk/lib/sanitizer_common/sanitizer_linux.cc

Index: compiler-rt/trunk/lib/sanitizer_common/sanitizer_linux.cc
===================================================================
--- compiler-rt/trunk/lib/sanitizer_common/sanitizer_linux.cc
+++ compiler-rt/trunk/lib/sanitizer_common/sanitizer_linux.cc
@@ -112,7 +112,32 @@
 // --------------- sanitizer_libc.h
 uptr internal_mmap(void *addr, uptr length, int prot, int flags, int fd,
                    OFF_T offset) {
-#if SANITIZER_FREEBSD || SANITIZER_LINUX_USES_64BIT_SYSCALLS
+#ifdef __s390__
+  struct s390_mmap_params {
+    unsigned long addr;
+    unsigned long length;
+    unsigned long prot;
+    unsigned long flags;
+    unsigned long fd;
+    unsigned long offset;
+  } params = {
+    (unsigned long)addr,
+    (unsigned long)length,
+    (unsigned long)prot,
+    (unsigned long)flags,
+    (unsigned long)fd,
+# ifdef __s390x__
+    (unsigned long)offset,
+# else
+    (unsigned long)(offset / 4096),
+# endif
+  };
+# ifdef __s390x__
+  return internal_syscall(SYSCALL(mmap), &params);
+# else
+  return internal_syscall(SYSCALL(mmap2), &params);
+# endif
+#elif SANITIZER_FREEBSD || SANITIZER_LINUX_USES_64BIT_SYSCALLS
   return internal_syscall(SYSCALL(mmap), (uptr)addr, length, prot, flags, fd,
                           offset);
 #else


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