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Start using the simplified methods for adding operands.

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llvm-svn: 45432
This commit is contained in:
Chris Lattner
2007-12-30 00:41:17 +00:00
parent c002be7fdd
commit e35dfb827f
3 changed files with 29 additions and 28 deletions
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24
llvm/lib/CodeGen/LiveVariables.cpp
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@@ -218,7 +218,8 @@ bool LiveVariables::addRegisterKilled(unsigned IncomingReg, MachineInstr *MI,
// If not found, this means an alias of one of the operand is killed. Add a
// new implicit operand if required.
if (!Found && AddIfNotFound) {
MI->addRegOperand(IncomingReg, false/*IsDef*/,true/*IsImp*/,true/*IsKill*/);
MI->addOperand(MachineOperand::CreateReg(IncomingReg, false/*IsDef*/,
true/*IsImp*/,true/*IsKill*/));
return true;
}
return Found;
@@ -250,8 +251,9 @@ bool LiveVariables::addRegisterDead(unsigned IncomingReg, MachineInstr *MI,
// If not found, this means an alias of one of the operand is dead. Add a
// new implicit operand.
if (!Found && AddIfNotFound) {
MI->addRegOperand(IncomingReg, true/*IsDef*/,true/*IsImp*/,false/*IsKill*/,
true/*IsDead*/);
MI->addOperand(MachineOperand::CreateReg(IncomingReg, true/*IsDef*/,
true/*IsImp*/,false/*IsKill*/,
true/*IsDead*/));
return true;
}
return Found;
@@ -263,8 +265,9 @@ void LiveVariables::HandlePhysRegUse(unsigned Reg, MachineInstr *MI) {
MachineInstr *Def = PhysRegPartDef[Reg][i];
// First one is just a def. This means the use is reading some undef bits.
if (i != 0)
Def->addRegOperand(Reg, false/*IsDef*/,true/*IsImp*/,true/*IsKill*/);
Def->addRegOperand(Reg, true/*IsDef*/,true/*IsImp*/);
Def->addOperand(MachineOperand::CreateReg(Reg, false/*IsDef*/,
true/*IsImp*/,true/*IsKill*/));
Def->addOperand(MachineOperand::CreateReg(Reg,true/*IsDef*/,true/*IsImp*/));
}
PhysRegPartDef[Reg].clear();
@@ -276,7 +279,8 @@ void LiveVariables::HandlePhysRegUse(unsigned Reg, MachineInstr *MI) {
!PhysRegUsed[Reg]) {
MachineInstr *Def = PhysRegInfo[Reg];
if (!Def->findRegisterDefOperand(Reg))
Def->addRegOperand(Reg, true/*IsDef*/,true/*IsImp*/);
Def->addOperand(MachineOperand::CreateReg(Reg, true/*IsDef*/,
true/*IsImp*/));
}
// There is a now a proper use, forget about the last partial use.
@@ -397,8 +401,10 @@ void LiveVariables::HandlePhysRegDef(unsigned Reg, MachineInstr *MI) {
// being re-defined. Treat it as read/mod/write.
// EAX =
// AX = EAX<imp-use,kill>, EAX<imp-def>
MI->addRegOperand(SuperReg, false/*IsDef*/,true/*IsImp*/,true/*IsKill*/);
MI->addRegOperand(SuperReg, true/*IsDef*/,true/*IsImp*/);
MI->addOperand(MachineOperand::CreateReg(SuperReg, false/*IsDef*/,
true/*IsImp*/,true/*IsKill*/));
MI->addOperand(MachineOperand::CreateReg(SuperReg, true/*IsDef*/,
true/*IsImp*/));
PhysRegInfo[SuperReg] = MI;
PhysRegUsed[SuperReg] = false;
PhysRegPartUse[SuperReg] = NULL;
@@ -538,7 +544,7 @@ bool LiveVariables::runOnMachineFunction(MachineFunction &mf) {
HandlePhysRegUse(*I, Ret);
// Add live-out registers as implicit uses.
if (Ret->findRegisterUseOperandIdx(*I) == -1)
Ret->addRegOperand(*I, false, true);
Ret->addOperand(MachineOperand::CreateReg(*I, false, true));
}
}