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| author | Nicolai Haehnle <nhaehnle@gmail.com> | 2019-07-01 17:17:45 +0000 |
|---|---|---|
| committer | Nicolai Haehnle <nhaehnle@gmail.com> | 2019-07-01 17:17:45 +0000 |
| commit | 4dc3b2bf95b0910facc12a84118239237ba92e18 (patch) | |
| tree | 3f2b108806dc4776e1207ea238f7334b9229a76f /llvm/lib/Target/AMDGPU/AMDGPUTargetTransformInfo.cpp | |
| parent | ddc57afab9ef4e1cf708dc5454c0842c3e68f1e0 (diff) | |
| download | bcm5719-llvm-4dc3b2bf95b0910facc12a84118239237ba92e18.tar.gz bcm5719-llvm-4dc3b2bf95b0910facc12a84118239237ba92e18.zip | |
AMDGPU: Support GDS atomics
Summary:
Original patch by Marek Olšák
Change-Id: Ia97d5d685a63a377d86e82942436d1fe6e429bab
Reviewers: mareko, arsenm, rampitec
Subscribers: kzhuravl, jvesely, wdng, yaxunl, dstuttard, tpr, t-tye, jfb, Petar.Avramovic, llvm-commits
Tags: #llvm
Differential Revision: https://reviews.llvm.org/D63452
llvm-svn: 364814
Diffstat (limited to 'llvm/lib/Target/AMDGPU/AMDGPUTargetTransformInfo.cpp')
| -rw-r--r-- | llvm/lib/Target/AMDGPU/AMDGPUTargetTransformInfo.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/llvm/lib/Target/AMDGPU/AMDGPUTargetTransformInfo.cpp b/llvm/lib/Target/AMDGPU/AMDGPUTargetTransformInfo.cpp index e198a9c7eb8..aaed280a127 100644 --- a/llvm/lib/Target/AMDGPU/AMDGPUTargetTransformInfo.cpp +++ b/llvm/lib/Target/AMDGPU/AMDGPUTargetTransformInfo.cpp @@ -142,7 +142,7 @@ void AMDGPUTTIImpl::getUnrollingPreferences(Loop *L, ScalarEvolution &SE, unsigned Threshold = 0; if (AS == AMDGPUAS::PRIVATE_ADDRESS) Threshold = ThresholdPrivate; - else if (AS == AMDGPUAS::LOCAL_ADDRESS) + else if (AS == AMDGPUAS::LOCAL_ADDRESS || AS == AMDGPUAS::REGION_ADDRESS) Threshold = ThresholdLocal; else continue; @@ -160,7 +160,8 @@ void AMDGPUTTIImpl::getUnrollingPreferences(Loop *L, ScalarEvolution &SE, unsigned AllocaSize = Ty->isSized() ? DL.getTypeAllocSize(Ty) : 0; if (AllocaSize > MaxAlloca) continue; - } else if (AS == AMDGPUAS::LOCAL_ADDRESS) { + } else if (AS == AMDGPUAS::LOCAL_ADDRESS || + AS == AMDGPUAS::REGION_ADDRESS) { LocalGEPsSeen++; // Inhibit unroll for local memory if we have seen addressing not to // a variable, most likely we will be unable to combine it. |
