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| author | Jay Foad <jay.foad@amd.com> | 2019-12-23 13:42:12 +0000 |
|---|---|---|
| committer | Jay Foad <jay.foad@amd.com> | 2019-12-23 15:58:19 +0000 |
| commit | c7c05b0c8a046c9bef46b4e4c7a35c262d1d880a (patch) | |
| tree | 87e091e7b2bb792a4d34c5b8a486728a70ad4241 /llvm/lib/Target/AMDGPU/AMDGPUCallLowering.cpp | |
| parent | 5b1d0dc6bf0618690057bea749830036f70b0491 (diff) | |
| download | bcm5719-llvm-c7c05b0c8a046c9bef46b4e4c7a35c262d1d880a.tar.gz bcm5719-llvm-c7c05b0c8a046c9bef46b4e4c7a35c262d1d880a.zip | |
[AMDGPU] Don't create MachinePointerInfos with an UndefValue pointer
Summary:
The only useful information the UndefValue conveys is the address space,
which MachinePointerInfo can represent directly without referring to an
IR value.
Reviewers: arsenm, rampitec
Subscribers: kzhuravl, jvesely, wdng, nhaehnle, yaxunl, dstuttard, tpr, t-tye, hiraditya, Petar.Avramovic, llvm-commits
Tags: #llvm
Differential Revision: https://reviews.llvm.org/D71838
Diffstat (limited to 'llvm/lib/Target/AMDGPU/AMDGPUCallLowering.cpp')
| -rw-r--r-- | llvm/lib/Target/AMDGPU/AMDGPUCallLowering.cpp | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/llvm/lib/Target/AMDGPU/AMDGPUCallLowering.cpp b/llvm/lib/Target/AMDGPU/AMDGPUCallLowering.cpp index a68ba23e411..f0650344320 100644 --- a/llvm/lib/Target/AMDGPU/AMDGPUCallLowering.cpp +++ b/llvm/lib/Target/AMDGPU/AMDGPUCallLowering.cpp @@ -368,8 +368,7 @@ void AMDGPUCallLowering::lowerParameter(MachineIRBuilder &B, MachineFunction &MF = B.getMF(); const Function &F = MF.getFunction(); const DataLayout &DL = F.getParent()->getDataLayout(); - PointerType *PtrTy = PointerType::get(ParamTy, AMDGPUAS::CONSTANT_ADDRESS); - MachinePointerInfo PtrInfo(UndefValue::get(PtrTy)); + MachinePointerInfo PtrInfo(AMDGPUAS::CONSTANT_ADDRESS); unsigned TypeSize = DL.getTypeStoreSize(ParamTy); Register PtrReg = lowerParameterPtr(B, ParamTy, Offset); |
