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-rw-r--r--llvm/lib/Target/AMDGPU/SIFoldOperands.cpp5
1 files changed, 3 insertions, 2 deletions
diff --git a/llvm/lib/Target/AMDGPU/SIFoldOperands.cpp b/llvm/lib/Target/AMDGPU/SIFoldOperands.cpp
index 69ac367f7ab..a0e43101a7f 100644
--- a/llvm/lib/Target/AMDGPU/SIFoldOperands.cpp
+++ b/llvm/lib/Target/AMDGPU/SIFoldOperands.cpp
@@ -627,10 +627,11 @@ void SIFoldOperands::foldOperand(
CopiesToReplace.push_back(UseMI);
} else {
if (UseMI->isCopy() && OpToFold.isReg() &&
- Register::isVirtualRegister(UseMI->getOperand(0).getReg()) &&
+ UseMI->getOperand(0).getReg().isVirtual() &&
TRI->isVectorRegister(*MRI, UseMI->getOperand(0).getReg()) &&
- TRI->isVectorRegister(*MRI, UseMI->getOperand(1).getReg()) &&
!UseMI->getOperand(1).getSubReg()) {
+ LLVM_DEBUG(dbgs() << "Folding " << OpToFold
+ << "\n into " << *UseMI << '\n');
unsigned Size = TII->getOpSize(*UseMI, 1);
UseMI->getOperand(1).setReg(OpToFold.getReg());
UseMI->getOperand(1).setSubReg(OpToFold.getSubReg());
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