diff options
| author | Matt Arsenault <Matthew.Arsenault@amd.com> | 2015-12-19 01:46:41 +0000 |
|---|---|---|
| committer | Matt Arsenault <Matthew.Arsenault@amd.com> | 2015-12-19 01:46:41 +0000 |
| commit | 7aed0ccd46f547e87a750051265c8c3faeaf4a33 (patch) | |
| tree | 9a9ef3b1dd1fc9d9288339cbabd3a531e86f6369 /lib | |
| parent | 4b9d868cc774eba681a93a61f056105b7dfd9c8f (diff) | |
AMDGPU: Switch barrier intrinsics to using convergent
noduplicate prevents unrolling of small loops that happen to have
barriers in them. If a loop has a barrier in it, it is OK to duplicate
it for the unroll.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@256075 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Target/AMDGPU/AMDGPUIntrinsics.td | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/Target/AMDGPU/AMDGPUIntrinsics.td b/lib/Target/AMDGPU/AMDGPUIntrinsics.td index ab489cd2a4a..1de3546485b 100644 --- a/lib/Target/AMDGPU/AMDGPUIntrinsics.td +++ b/lib/Target/AMDGPU/AMDGPUIntrinsics.td @@ -69,8 +69,8 @@ let TargetPrefix = "AMDGPU", isTarget = 1 in { def int_AMDGPU_bfm : Intrinsic<[llvm_i32_ty], [llvm_i32_ty, llvm_i32_ty], [IntrNoMem]>; def int_AMDGPU_brev : Intrinsic<[llvm_i32_ty], [llvm_i32_ty], [IntrNoMem]>; def int_AMDGPU_flbit_i32 : Intrinsic<[llvm_i32_ty], [llvm_i32_ty], [IntrNoMem]>; - def int_AMDGPU_barrier_local : Intrinsic<[], [], []>; - def int_AMDGPU_barrier_global : Intrinsic<[], [], []>; + def int_AMDGPU_barrier_local : Intrinsic<[], [], [IntrConvergent]>; + def int_AMDGPU_barrier_global : Intrinsic<[], [], [IntrConvergent]>; } // Legacy names for compatibility. |