diff options
| author | 2013-12-13 14:00:36 -0800 | |
|---|---|---|
| committer | 2013-12-13 14:00:36 -0800 | |
| commit | 368159762f69db8a014724bbc5e04e343b586aa5 (patch) | |
| tree | 0e77122c9f0fed07a69ad203bf50e08f5ee8e699 /compiler/utils/arm/assembler_arm.cc | |
| parent | cf28cbff9f0557dea9ed60358a956859ba1b56aa (diff) | |
Use dmb.
We don't support ARM processors that don't have dmb anyway.
Change-Id: I41b15a1592febcc0b33d93c291431d00692a2928
Diffstat (limited to 'compiler/utils/arm/assembler_arm.cc')
| -rw-r--r-- | compiler/utils/arm/assembler_arm.cc | 9 |
1 files changed, 0 insertions, 9 deletions
diff --git a/compiler/utils/arm/assembler_arm.cc b/compiler/utils/arm/assembler_arm.cc index f0d11d8f90..828dffafa1 100644 --- a/compiler/utils/arm/assembler_arm.cc +++ b/compiler/utils/arm/assembler_arm.cc @@ -1742,17 +1742,8 @@ void ArmAssembler::Copy(FrameOffset /*dst*/, Offset /*dest_offset*/, FrameOffset void ArmAssembler::MemoryBarrier(ManagedRegister mscratch) { CHECK_EQ(mscratch.AsArm().AsCoreRegister(), R12); #if ANDROID_SMP != 0 -#if defined(__ARM_HAVE_DMB) int32_t encoding = 0xf57ff05f; // dmb Emit(encoding); -#elif defined(__ARM_HAVE_LDREX_STREX) - LoadImmediate(R12, 0); - int32_t encoding = 0xee07cfba; // mcr p15, 0, r12, c7, c10, 5 - Emit(encoding); -#else - LoadImmediate(R12, 0xffff0fa0); // kuser_memory_barrier - blx(R12); -#endif #endif } |