diff options
Diffstat (limited to 'llvm/lib/CodeGen/TwoAddressInstructionPass.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/TwoAddressInstructionPass.cpp | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/llvm/lib/CodeGen/TwoAddressInstructionPass.cpp b/llvm/lib/CodeGen/TwoAddressInstructionPass.cpp index 3b923ef8db5..4aa143ea58c 100644 --- a/llvm/lib/CodeGen/TwoAddressInstructionPass.cpp +++ b/llvm/lib/CodeGen/TwoAddressInstructionPass.cpp @@ -634,7 +634,9 @@ bool TwoAddressInstructionPass::runOnMachineFunction(MachineFunction &MF) { ProcessCopy(&*mi, &*mbbi, Processed); - for (unsigned si = 1, e = TID.getNumOperands(); si < e; ++si) { + unsigned NumOps = (mi->getOpcode() == TargetInstrInfo::INLINEASM) + ? mi->getNumOperands() : TID.getNumOperands(); + for (unsigned si = 0; si < NumOps; ++si) { unsigned ti = 0; if (!mi->isRegTiedToDefOperand(si, &ti)) continue; @@ -660,8 +662,7 @@ bool TwoAddressInstructionPass::runOnMachineFunction(MachineFunction &MF) { unsigned regA = mi->getOperand(ti).getReg(); unsigned regB = mi->getOperand(si).getReg(); - assert(TargetRegisterInfo::isVirtualRegister(regA) && - TargetRegisterInfo::isVirtualRegister(regB) && + assert(TargetRegisterInfo::isVirtualRegister(regB) && "cannot update physical register live information"); #ifndef NDEBUG @@ -753,7 +754,7 @@ bool TwoAddressInstructionPass::runOnMachineFunction(MachineFunction &MF) { } InstructionRearranged: - const TargetRegisterClass* rc = MRI->getRegClass(regA); + const TargetRegisterClass* rc = MRI->getRegClass(regB); MachineInstr *DefMI = MRI->getVRegDef(regB); // If it's safe and profitable, remat the definition instead of // copying it. |
