AMDGPU: Remove SGPRSpillVGPRDefinedSet hack
authorMatt Arsenault <Matthew.Arsenault@amd.com>
Thu, 15 Oct 2020 22:40:02 +0000 (18:40 -0400)
committerMatt Arsenault <Matthew.Arsenault@amd.com>
Thu, 17 Dec 2020 02:33:35 +0000 (21:33 -0500)
commitf333736757e9df318b2c3490c61341966024561b
tree63311aa7c500cbbb6b674f2940df677b65640141
parentc1d6d461aa77921d7ce761e2966e6bc1f3eee2db
AMDGPU: Remove SGPRSpillVGPRDefinedSet hack

These VGPRs should be reserved and therefore do not need "correct"
liveness. They should not have undef uses, which can still cause
issues.
llvm/lib/Target/AMDGPU/SILowerSGPRSpills.cpp
llvm/lib/Target/AMDGPU/SIRegisterInfo.cpp
llvm/test/CodeGen/AMDGPU/fold-reload-into-exec.mir
llvm/test/CodeGen/AMDGPU/fold-reload-into-m0.mir
llvm/test/CodeGen/AMDGPU/sgpr-spill-partially-undef.mir
llvm/test/CodeGen/AMDGPU/spill-reg-tuple-super-reg-use.mir
llvm/test/CodeGen/AMDGPU/spill192.mir
llvm/test/CodeGen/AMDGPU/vgpr-spill.mir