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Remove unused BitVectors from getAllocatableSet().

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@165999 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jakob Stoklund Olesen
2012-10-16 00:05:06 +00:00
parent 88bcf797ab
commit feab72c20a
3 changed files with 1 additions and 9 deletions
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3
lib/CodeGen/MachineCSE.cpp
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@@ -63,7 +63,6 @@ namespace {
virtual void releaseMemory() {
ScopeMap.clear();
Exps.clear();
AllocatableRegs.clear();
}
private:
@@ -77,7 +76,6 @@ namespace {
ScopedHTType VNT;
SmallVector<MachineInstr*, 64> Exps;
unsigned CurrVN;
BitVector AllocatableRegs;
bool PerformTrivialCoalescing(MachineInstr *MI, MachineBasicBlock *MBB);
bool isPhysDefTriviallyDead(unsigned Reg,
@@ -633,6 +631,5 @@ bool MachineCSE::runOnMachineFunction(MachineFunction &MF) {
MRI = &MF.getRegInfo();
AA = &getAnalysis<AliasAnalysis>();
DT = &getAnalysis<MachineDominatorTree>();
AllocatableRegs = TRI->getAllocatableSet(MF);
return PerformCSE(DT->getRootNode());
}