From a333b1382f6883c6ad6626e899c0f027c1e5ae9d Mon Sep 17 00:00:00 2001 From: Alkis Evlogimenos Date: Tue, 30 Mar 2004 22:44:39 +0000 Subject: Correctly update LiveVariables when an instruction changes llvm-svn: 12561 --- llvm/lib/CodeGen/LiveVariables.cpp | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'llvm/lib/CodeGen/LiveVariables.cpp') diff --git a/llvm/lib/CodeGen/LiveVariables.cpp b/llvm/lib/CodeGen/LiveVariables.cpp index 10c215885f7..1b43ff3866a 100644 --- a/llvm/lib/CodeGen/LiveVariables.cpp +++ b/llvm/lib/CodeGen/LiveVariables.cpp @@ -326,14 +326,14 @@ void LiveVariables::instructionChanged(MachineInstr *OldMI, MachineInstr *NewMI) { // If the instruction defines any virtual registers, update the VarInfo for // the instruction. - for (unsigned i = 0, e = NewMI->getNumOperands(); i != e; ++i) { - MachineOperand &MO = NewMI->getOperand(i); + for (unsigned i = 0, e = OldMI->getNumOperands(); i != e; ++i) { + MachineOperand &MO = OldMI->getOperand(i); if (MO.isRegister() && MO.isDef() && MO.getReg() && MRegisterInfo::isVirtualRegister(MO.getReg())) { unsigned Reg = MO.getReg(); VarInfo &VI = getVarInfo(Reg); if (VI.DefInst == OldMI) - VI.DefInst = NewMI; + VI.DefInst = NewMI; } } -- cgit v1.2.3