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| 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 | 2aed6ca1d33468f7e6f8509213a1b9dcd8026ec1 (patch) | |
| tree | a4575401ecb619e067cc2b4fed2a83056b80163c /llvm/lib | |
| parent | 10a509292cda51aabf3630bf30ceb990d3bf3108 (diff) | |
| download | bcm5719-llvm-2aed6ca1d33468f7e6f8509213a1b9dcd8026ec1.tar.gz bcm5719-llvm-2aed6ca1d33468f7e6f8509213a1b9dcd8026ec1.zip | |
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.
llvm-svn: 256075
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Target/AMDGPU/AMDGPUIntrinsics.td | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/llvm/lib/Target/AMDGPU/AMDGPUIntrinsics.td b/llvm/lib/Target/AMDGPU/AMDGPUIntrinsics.td index ab489cd2a4a..1de3546485b 100644 --- a/llvm/lib/Target/AMDGPU/AMDGPUIntrinsics.td +++ b/llvm/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. |
