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| author | Yi Kong <Yi.Kong@arm.com> | 2014-07-14 15:20:09 +0000 |
|---|---|---|
| committer | Yi Kong <Yi.Kong@arm.com> | 2014-07-14 15:20:09 +0000 |
| commit | 4d5e23f53a68937e3108293a5b408f2790b309e8 (patch) | |
| tree | 78c588046cd036a5165b79c8010e2771324048ee /clang/test/CodeGen/builtins-arm64.c | |
| parent | 41ffa5d1ba1f85c5ee0524124c8c616383cd8412 (diff) | |
| download | bcm5719-llvm-4d5e23f53a68937e3108293a5b408f2790b309e8.tar.gz bcm5719-llvm-4d5e23f53a68937e3108293a5b408f2790b309e8.zip | |
ARM: Implement __builtin_arm_nop intrinsic
This patch implements __builtin_arm_nop intrinsic for AArch32 and AArch64,
which generates hint 0x0, the alias of NOP instruction.
This intrinsic is necessary to implement ACLE __nop intrinsic.
Differential Revision: http://reviews.llvm.org/D4495
llvm-svn: 212947
Diffstat (limited to 'clang/test/CodeGen/builtins-arm64.c')
| -rw-r--r-- | clang/test/CodeGen/builtins-arm64.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/clang/test/CodeGen/builtins-arm64.c b/clang/test/CodeGen/builtins-arm64.c index 8e15b846aa3..8614be0592b 100644 --- a/clang/test/CodeGen/builtins-arm64.c +++ b/clang/test/CodeGen/builtins-arm64.c @@ -16,6 +16,7 @@ unsigned long long rbit64(unsigned long long a) { } void hints() { + __builtin_arm_nop(); //CHECK: call {{.*}} @llvm.aarch64.hint(i32 0) __builtin_arm_yield(); //CHECK: call {{.*}} @llvm.aarch64.hint(i32 1) __builtin_arm_wfe(); //CHECK: call {{.*}} @llvm.aarch64.hint(i32 2) __builtin_arm_wfi(); //CHECK: call {{.*}} @llvm.aarch64.hint(i32 3) |
