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Completely eliminate def&use operands. Now a register operand is EITHER a

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def operand or a use operand.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30109 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2006-09-05 02:31:13 +00:00
parent 2926869b4a
commit 09e460662a
10 changed files with 78 additions and 106 deletions
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4
lib/Target/X86/X86RegisterInfo.cpp
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@@ -168,7 +168,7 @@ static MachineInstr *FuseInst(unsigned Opcode, unsigned OpNo,
assert(MO.isReg() && "Expected to fold into reg operand!");
MIB = addFrameReference(MIB, FrameIndex);
} else if (MO.isReg())
MIB = MIB.addReg(MO.getReg(), MO.getUseType());
MIB = MIB.addReg(MO.getReg(), MO.isDef());
else if (MO.isImm())
MIB = MIB.addImm(MO.getImm());
else if (MO.isGlobalAddress())
@@ -795,7 +795,7 @@ void X86RegisterInfo::eliminateFrameIndex(MachineBasicBlock::iterator II) const{
// This must be part of a four operand memory reference. Replace the
// FrameIndex with base register with EBP. Add add an offset to the offset.
MI.getOperand(i).ChangeToRegister(hasFP(MF) ? X86::EBP : X86::ESP);
MI.getOperand(i).ChangeToRegister(hasFP(MF) ? X86::EBP : X86::ESP, false);
// Now add the frame object offset to the offset from EBP.
int Offset = MF.getFrameInfo()->getObjectOffset(FrameIndex) +