diff options
Diffstat (limited to 'llvm/lib/CodeGen/LiveVariables.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/LiveVariables.cpp | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/llvm/lib/CodeGen/LiveVariables.cpp b/llvm/lib/CodeGen/LiveVariables.cpp index 28b5f1e90b7..be4f546a07a 100644 --- a/llvm/lib/CodeGen/LiveVariables.cpp +++ b/llvm/lib/CodeGen/LiveVariables.cpp @@ -231,11 +231,10 @@ bool LiveVariables::runOnMachineFunction(MachineFunction &MF) { // Process all explicit uses... for (unsigned i = 0; i != NumOperandsToProcess; ++i) { MachineOperand &MO = MI->getOperand(i); - if (MO.isUse()) { - if (MO.isVirtualRegister() && !MO.getVRegValueOrNull()) { + if (MO.isUse() && MO.isRegister()) { + if (MRegisterInfo::isVirtualRegister(MO.getReg())){ HandleVirtRegUse(getVarInfo(MO.getReg()), MBB, MI); - } else if (MO.isRegister() && - MRegisterInfo::isPhysicalRegister(MO.getReg()) && + } else if (MRegisterInfo::isPhysicalRegister(MO.getReg()) && AllocatablePhysicalRegisters[MO.getReg()]) { HandlePhysRegUse(MO.getReg(), MI); } @@ -250,16 +249,15 @@ bool LiveVariables::runOnMachineFunction(MachineFunction &MF) { // Process all explicit defs... for (unsigned i = 0; i != NumOperandsToProcess; ++i) { MachineOperand &MO = MI->getOperand(i); - if (MO.isDef()) { - if (MO.isVirtualRegister()) { + if (MO.isDef() && MO.isRegister()) { + if (MRegisterInfo::isVirtualRegister(MO.getReg())) { VarInfo &VRInfo = getVarInfo(MO.getReg()); assert(VRInfo.DefBlock == 0 && "Variable multiply defined!"); VRInfo.DefBlock = MBB; // Created here... VRInfo.DefInst = MI; VRInfo.Kills.push_back(std::make_pair(MBB, MI)); // Defaults to dead - } else if (MO.isRegister() && - MRegisterInfo::isPhysicalRegister(MO.getReg()) && + } else if (MRegisterInfo::isPhysicalRegister(MO.getReg()) && AllocatablePhysicalRegisters[MO.getReg()]) { HandlePhysRegDef(MO.getReg(), MI); } |
