[PATCH] [mips] Add __clear_cache() definition for non-Android systems

[Petar Jovanovic]

Hi joerg,

Make sure __clear_cache() builtin has an appropriate definition for Linux.
Call syscall(__NR_cacheflush, ...).

http://reviews.llvm.org/D7205

Files:
  lib/builtins/clear_cache.c

Index: lib/builtins/clear_cache.c
===================================================================
--- lib/builtins/clear_cache.c
+++ lib/builtins/clear_cache.c
@@ -22,10 +22,10 @@
   #include <machine/sysarch.h>
 #endif
 
-#if defined(__ANDROID__) && defined(__mips__)
+#if defined(__mips__)
   #include <sys/cachectl.h>
   #include <sys/syscall.h>
-  #ifdef __LP64__
+  #if defined(__ANDROID__) && defined(__LP64__)
     /*
      * clear_mips_cache - Invalidates instruction cache for Mips.
      */
@@ -109,10 +109,10 @@
     #else
         compilerrt_abort();
     #endif
-#elif defined(__ANDROID__) && defined(__mips__)
+#elif defined(__mips__)
   const uintptr_t start_int = (uintptr_t) start;
   const uintptr_t end_int = (uintptr_t) end;
-    #ifdef __LP64__
+    #if defined(__ANDROID__) && defined(__LP64__)
         // Call synci implementation for short address range.
         const uintptr_t address_range_limit = 256;
         if ((end_int - start_int) <= address_range_limit) {

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