diff options
| -rw-r--r-- | llvm/lib/Target/AMDGPU/SIInstrInfo.cpp | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/llvm/lib/Target/AMDGPU/SIInstrInfo.cpp b/llvm/lib/Target/AMDGPU/SIInstrInfo.cpp index d206a5ec9d5..1097814e99c 100644 --- a/llvm/lib/Target/AMDGPU/SIInstrInfo.cpp +++ b/llvm/lib/Target/AMDGPU/SIInstrInfo.cpp @@ -468,13 +468,11 @@ void SIInstrInfo::copyPhysReg(MachineBasicBlock &MBB, Builder.addReg(RI.getSubReg(SrcReg, SubIdx)); - if (Idx == SubIndices.size() - 1) - Builder.addReg(SrcReg, getKillRegState(KillSrc) | RegState::Implicit); - if (Idx == 0) Builder.addReg(DestReg, RegState::Define | RegState::Implicit); - Builder.addReg(SrcReg, RegState::Implicit); + bool UseKill = KillSrc && Idx == SubIndices.size() - 1; + Builder.addReg(SrcReg, getKillRegState(UseKill) | RegState::Implicit); } } |
