diff options
Diffstat (limited to 'llvm/lib/Target/AMDGPU/SIFixSGPRCopies.cpp')
| -rw-r--r-- | llvm/lib/Target/AMDGPU/SIFixSGPRCopies.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/llvm/lib/Target/AMDGPU/SIFixSGPRCopies.cpp b/llvm/lib/Target/AMDGPU/SIFixSGPRCopies.cpp index 8ad7a52c92b..4fd28fc6d81 100644 --- a/llvm/lib/Target/AMDGPU/SIFixSGPRCopies.cpp +++ b/llvm/lib/Target/AMDGPU/SIFixSGPRCopies.cpp @@ -595,7 +595,9 @@ bool SIFixSGPRCopies::runOnMachineFunction(MachineFunction &MF) { unsigned OpNo = UseMI->getOperandNo(&Use); const MCInstrDesc &Desc = TII->get(UseMI->getOpcode()); - if (Desc.OpInfo && Desc.OpInfo[OpNo].RegClass != -1) { + if (!Desc.isPseudo() && Desc.OpInfo && + OpNo <= Desc.getNumOperands() && + Desc.OpInfo[OpNo].RegClass != -1) { const TargetRegisterClass *OpRC = TRI->getRegClass(Desc.OpInfo[OpNo].RegClass); if (!TRI->isSGPRClass(OpRC) && OpRC != &AMDGPU::VS_32RegClass && |
