Reviewers: Jakob,

Description:
Merge 10518 into 3.8. This adds an Android-specific version of cacheflush call.

Please review this at https://chromiumcodereview.appspot.com/9288063/

SVN Base: http://v8.googlecode.com/svn/branches/3.8/

Affected files:
  M     src/mips/cpu-mips.cc
  M     src/version.cc


Index: src/mips/cpu-mips.cc
===================================================================
--- src/mips/cpu-mips.cc        (revision 10518)
+++ src/mips/cpu-mips.cc        (working copy)
@@ -1,4 +1,4 @@
-// Copyright 2011 the V8 project authors. All rights reserved.
+// Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
@@ -64,15 +64,19 @@
   }

 #if !defined (USE_SIMULATOR)
+#if defined(ANDROID)
+  // Bionic cacheflush can typically run in userland, avoiding kernel call.
+  char *end = reinterpret_cast<char *>(start) + size;
+  cacheflush(
+    reinterpret_cast<intptr_t>(start), reinterpret_cast<intptr_t>(end), 0);
+#else  // ANDROID
   int res;
-
   // See http://www.linux-mips.org/wiki/Cacheflush_Syscall.
   res = syscall(__NR_cacheflush, start, size, ICACHE);
-
   if (res) {
     V8_Fatal(__FILE__, __LINE__, "Failed to flush the instruction cache");
   }
-
+#endif  // ANDROID
 #else  // USE_SIMULATOR.
   // Not generating mips instructions for C-code. This means that we are
   // building a mips emulator based target.  We should notify the simulator
Index: src/version.cc
===================================================================
--- src/version.cc      (revision 10518)
+++ src/version.cc      (working copy)
@@ -35,7 +35,7 @@
 #define MAJOR_VERSION     3
 #define MINOR_VERSION     8
 #define BUILD_NUMBER      9
-#define PATCH_LEVEL       1
+#define PATCH_LEVEL       2
 // Use 1 for candidates and 0 otherwise.
 // (Boolean macro values are not supported by all preprocessors.)
 #define IS_CANDIDATE_VERSION 0


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