diff options
| author | Ben Cheng <bccheng@google.com> | 2012-09-17 12:17:59 -0700 |
|---|---|---|
| committer | Ben Cheng <bccheng@google.com> | 2012-09-17 12:17:59 -0700 |
| commit | 60497bbcee68d98b2bdcb3fb64682b00d61b942d (patch) | |
| tree | d2126ae6346ccacac76ba2f64a73c72577e0b5f3 /vm/compiler/codegen/arm/ArchUtility.cpp | |
| parent | c524d17cc39e429e4c6398f6c8f7d428bdc6885a (diff) | |
Use 0xde as the poison value after JIT code cache reset.
Change-Id: Ic25ede5bcd988f240d8c24df6bc5da81e2b03249
Diffstat (limited to 'vm/compiler/codegen/arm/ArchUtility.cpp')
| -rw-r--r-- | vm/compiler/codegen/arm/ArchUtility.cpp | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/vm/compiler/codegen/arm/ArchUtility.cpp b/vm/compiler/codegen/arm/ArchUtility.cpp index 2f5919357..9f87b7ff4 100644 --- a/vm/compiler/codegen/arm/ArchUtility.cpp +++ b/vm/compiler/codegen/arm/ArchUtility.cpp @@ -429,6 +429,10 @@ void dvmCompilerCacheFlush(long start, long end, long flags) /* Target-specific cache clearing */ void dvmCompilerCacheClear(char *start, size_t size) { - /* 0 is an invalid opcode for arm. */ - memset(start, 0, size); + /* + * de is an invalid opcode for arm. + * From gdb disassembly: <UNDEFINED> instruction: 0xdede + */ + + memset(start, 0xde, size); } |