diff options
Diffstat (limited to 'llvm/lib/Target/AMDGPU/SIFoldOperands.cpp')
| -rw-r--r-- | llvm/lib/Target/AMDGPU/SIFoldOperands.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/llvm/lib/Target/AMDGPU/SIFoldOperands.cpp b/llvm/lib/Target/AMDGPU/SIFoldOperands.cpp index 84984a0..964309b 100644 --- a/llvm/lib/Target/AMDGPU/SIFoldOperands.cpp +++ b/llvm/lib/Target/AMDGPU/SIFoldOperands.cpp @@ -681,6 +681,10 @@ bool SIFoldOperandsImpl::updateOperand(FoldCandidate &Fold) const { return false; MI->setDesc(TII->get(NewMFMAOpc)); MI->untieRegOperand(0); + const MCInstrDesc &MCID = MI->getDesc(); + for (unsigned I = 0; I < MI->getNumDefs(); ++I) + if (MCID.getOperandConstraint(I, MCOI::EARLY_CLOBBER) != -1) + MI->getOperand(I).setIsEarlyClobber(true); } // TODO: Should we try to avoid adding this to the candidate list? |