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| author |  mtklein <mtklein@chromium.org> | 2014-06-02 13:23:49 -0700 |
|---|---|---|
| committer |  Commit bot <commit-bot@chromium.org> | 2014-06-02 13:23:49 -0700 |
| commit | be7de4fc4229b70b0954f3ea5e3b053dae4c1a9d (patch) | |
| tree | ed79e35bed27d88478cb4dcd750dff0761bdf6ad /src/ports | |
| parent | c77392ed58ec78ab19fa0e3ff99fb8110854fba2 (diff) | |
Update TSAN suppressions.
TSAN suppressions need to be on their own line, even free of comments.
Also, temporarily add SK_ANNOTATE_UNPROTECTED_READ to sk_acquire_load.
Will remove this when we're done iterating on SkBarriers_tsan.h: TSAN
has an atomic load that makes the annotation moot.
BUG=skia:
R=bungeman@google.com, mtklein@google.com
Author: mtklein@chromium.org
Review URL: https://codereview.chromium.org/308073013
Diffstat (limited to 'src/ports')
| -rw-r--r-- | src/ports/SkBarriers_x86.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/ports/SkBarriers_x86.h b/src/ports/SkBarriers_x86.h index fc57615e04..4fbc444049 100644 --- a/src/ports/SkBarriers_x86.h +++ b/src/ports/SkBarriers_x86.h @@ -8,6 +8,8 @@ #ifndef SkBarriers_x86_DEFINED #define SkBarriers_x86_DEFINED +#include "SkDynamicAnnotations.h" + #ifdef SK_BUILD_FOR_WIN # include <intrin.h> static inline void sk_compiler_barrier() { _ReadWriteBarrier(); } @@ -17,7 +19,7 @@ static inline void sk_compiler_barrier() { asm volatile("" : : : "memory"); } template <typename T> T sk_acquire_load(T* ptr) { - T val = *ptr; + T val = SK_ANNOTATE_UNPROTECTED_READ(*ptr); // On x86, all loads are acquire loads, so we only need a compiler barrier. sk_compiler_barrier(); return val; |