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Only call isUse/isDef on register operands

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30118 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2006-09-05 20:19:27 +00:00
parent 67942f5dc3
commit d8f44e07b8
2 changed files with 7 additions and 13 deletions
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4
lib/CodeGen/LiveVariables.cpp
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@ -248,7 +248,7 @@ bool LiveVariables::runOnMachineFunction(MachineFunction &MF) {
// Process all explicit uses...
for (unsigned i = 0; i != NumOperandsToProcess; ++i) {
MachineOperand &MO = MI->getOperand(i);
if (MO.isUse() && MO.isRegister() && MO.getReg()) {
if (MO.isRegister() && MO.isUse() && MO.getReg()) {
if (MRegisterInfo::isVirtualRegister(MO.getReg())){
HandleVirtRegUse(getVarInfo(MO.getReg()), MBB, MI);
} else if (MRegisterInfo::isPhysicalRegister(MO.getReg()) &&
@ -268,7 +268,7 @@ bool LiveVariables::runOnMachineFunction(MachineFunction &MF) {
// Process all explicit defs...
for (unsigned i = 0; i != NumOperandsToProcess; ++i) {
MachineOperand &MO = MI->getOperand(i);
if (MO.isDef() && MO.isRegister() && MO.getReg()) {
if (MO.isRegister() && MO.isDef() && MO.getReg()) {
if (MRegisterInfo::isVirtualRegister(MO.getReg())) {
VarInfo &VRInfo = getVarInfo(MO.getReg());

16
lib/CodeGen/MachineInstr.cpp
View File

@ -158,7 +158,7 @@ void MachineInstr::print(std::ostream &OS, const TargetMachine *TM) const {
unsigned StartOp = 0;
// Specialize printing if op#0 is definition
if (getNumOperands() && getOperand(0).isDef() && !getOperand(0).isUse()) {
if (getNumOperands() && getOperand(0).isReg() && getOperand(0).isDef()) {
::print(getOperand(0), OS, TM);
OS << " = ";
++StartOp; // Don't print this operand again!
@ -176,11 +176,8 @@ void MachineInstr::print(std::ostream &OS, const TargetMachine *TM) const {
OS << " ";
::print(mop, OS, TM);
if (mop.isDef())
if (mop.isUse())
OS << "<def&use>";
else
OS << "<def>";
if (mop.isReg() && mop.isDef())
OS << "<def>";
}
OS << "\n";
@ -204,11 +201,8 @@ std::ostream &llvm::operator<<(std::ostream &os, const MachineInstr &MI) {
for (unsigned i = 0, N = MI.getNumOperands(); i < N; i++) {
os << "\t" << MI.getOperand(i);
if (MI.getOperand(i).isDef())
if (MI.getOperand(i).isUse())
os << "<d&u>";
else
os << "<d>";
if (MI.getOperand(i).isReg() && MI.getOperand(i).isDef())
os << "<d>";
}
return os << "\n";