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authorJakob Stoklund Olesen <stoklund@2pi.dk>2012-10-16 00:05:06 +0000
committerJakob Stoklund Olesen <stoklund@2pi.dk>2012-10-16 00:05:06 +0000
commitfeab72c20acc97f8942148189c06e443b29df841 (patch)
treefbe7d1ee825fe3c56c3564ba2d3defb5a4e6c9e1 /lib/CodeGen/MachineCSE.cpp
parent88bcf797abebb941fe9ace6de50eb7ede80d5ea7 (diff)
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Remove unused BitVectors from getAllocatableSet().
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@165999 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/MachineCSE.cpp')
-rw-r--r--lib/CodeGen/MachineCSE.cpp3
1 files changed, 0 insertions, 3 deletions
diff --git a/lib/CodeGen/MachineCSE.cpp b/lib/CodeGen/MachineCSE.cpp
index 15519c105c..0f260205df 100644
--- a/lib/CodeGen/MachineCSE.cpp
+++ b/lib/CodeGen/MachineCSE.cpp
@@ -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());
}