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Remove dead variable.

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llvm-svn: 92919
This commit is contained in:
Benjamin Kramer 2010-01-07 17:29:08 +00:00
parent 22ec2524fd
commit a97aab4995
1 changed files with 2 additions and 7 deletions
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9
lib/CodeGen/LiveVariables.cpp
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@ -290,7 +290,6 @@ MachineInstr *LiveVariables::FindLastRefOrPartRef(unsigned Reg) {
MachineInstr *LastRefOrPartRef = LastUse ? LastUse : LastDef;
unsigned LastRefOrPartRefDist = DistanceMap[LastRefOrPartRef];
MachineInstr *LastPartDef = 0;
unsigned LastPartDefDist = 0;
for (const unsigned *SubRegs = TRI->getSubRegisters(Reg);
unsigned SubReg = *SubRegs; ++SubRegs) {
@ -299,13 +298,9 @@ MachineInstr *LiveVariables::FindLastRefOrPartRef(unsigned Reg) {
// There was a def of this sub-register in between. This is a partial
// def, keep track of the last one.
unsigned Dist = DistanceMap[Def];
if (Dist > LastPartDefDist) {
if (Dist > LastPartDefDist)
LastPartDefDist = Dist;
LastPartDef = Def;
}
continue;
}
if (MachineInstr *Use = PhysRegUse[SubReg]) {
} else if (MachineInstr *Use = PhysRegUse[SubReg]) {
unsigned Dist = DistanceMap[Use];
if (Dist > LastRefOrPartRefDist) {
LastRefOrPartRefDist = Dist;