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| author | Yi Kong <Yi.Kong@arm.com> | 2014-07-17 10:52:06 +0000 |
|---|---|---|
| committer | Yi Kong <Yi.Kong@arm.com> | 2014-07-17 10:52:06 +0000 |
| commit | 19a29ac0d0fbd5fcbc616a2666a7427a5cd336f9 (patch) | |
| tree | 757996dc073737eb19b6f465c65f8e93ceb02e94 /clang/test/CodeGen | |
| parent | 6dbcbac98b41df8e08ba4fdea2a835617cf9e8b8 (diff) | |
| download | bcm5719-llvm-19a29ac0d0fbd5fcbc616a2666a7427a5cd336f9.tar.gz bcm5719-llvm-19a29ac0d0fbd5fcbc616a2666a7427a5cd336f9.zip | |
Port memory barriers intrinsics to AArch64
Memory barrier __builtin_arm_[dmb, dsb, isb] intrinsics are required to
implement their corresponding ACLE and MSVC intrinsics.
This patch ports ARM dmb, dsb, isb intrinsic to AArch64.
Requires LLVM r213247.
Differential Revision: http://reviews.llvm.org/D4521
llvm-svn: 213250
Diffstat (limited to 'clang/test/CodeGen')
| -rw-r--r-- | clang/test/CodeGen/builtins-arm64.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/clang/test/CodeGen/builtins-arm64.c b/clang/test/CodeGen/builtins-arm64.c index 8614be0592b..cfa11812279 100644 --- a/clang/test/CodeGen/builtins-arm64.c +++ b/clang/test/CodeGen/builtins-arm64.c @@ -23,3 +23,9 @@ void hints() { __builtin_arm_sev(); //CHECK: call {{.*}} @llvm.aarch64.hint(i32 4) __builtin_arm_sevl(); //CHECK: call {{.*}} @llvm.aarch64.hint(i32 5) } + +void barriers() { + __builtin_arm_dmb(1); //CHECK: call {{.*}} @llvm.aarch64.dmb(i32 1) + __builtin_arm_dsb(2); //CHECK: call {{.*}} @llvm.aarch64.dsb(i32 2) + __builtin_arm_isb(3); //CHECK: call {{.*}} @llvm.aarch64.isb(i32 3) +} |
