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Add missing const qualifiers.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37341 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng
2007-05-29 18:35:22 +00:00
parent 2fb813d70b
commit f277ee4be7
4 changed files with 21 additions and 17 deletions
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15
lib/CodeGen/MachineInstr.cpp
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@ -191,9 +191,9 @@ bool MachineInstr::isPredicable() const {
/// findRegisterUseOperandIdx() - Returns the MachineOperand that is a use of
/// the specific register or -1 if it is not found. It further tightening
/// the search criteria to a use that kills the register if isKill is true.
int MachineInstr::findRegisterUseOperandIdx(unsigned Reg, bool isKill) {
int MachineInstr::findRegisterUseOperandIdx(unsigned Reg, bool isKill) const {
for (unsigned i = 0, e = getNumOperands(); i != e; ++i) {
MachineOperand &MO = getOperand(i);
const MachineOperand &MO = getOperand(i);
if (MO.isReg() && MO.isUse() && MO.getReg() == Reg)
if (!isKill || MO.isKill())
return i;
@ -212,17 +212,18 @@ MachineOperand *MachineInstr::findRegisterDefOperand(unsigned Reg) {
return NULL;
}
/// findFirstPredOperand() - Find the first operand in the operand list that
// is used to represent the predicate.
MachineOperand *MachineInstr::findFirstPredOperand() {
/// findFirstPredOperandIdx() - Find the index of the first operand in the
/// operand list that is used to represent the predicate. It returns -1 if
/// none is found.
int MachineInstr::findFirstPredOperandIdx() const {
const TargetInstrDescriptor *TID = getInstrDescriptor();
if (TID->Flags & M_PREDICABLE) {
for (unsigned i = 0, e = getNumOperands(); i != e; ++i)
if ((TID->OpInfo[i].Flags & M_PREDICATE_OPERAND))
return &getOperand(i);
return i;
}
return NULL;
return -1;
}
/// copyKillDeadInfo - Copies kill / dead operand properties from MI.