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Use SmallVectorImpl& instead of SmallVector to avoid repeating small vector size.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@186274 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Craig Topper
2013-07-14 04:42:23 +00:00
parent 6f71dd765a
commit a0ec3f9b7b
61 changed files with 227 additions and 222 deletions
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lib/CodeGen/MachineCSE.cpp
+4 -4
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@@ -84,11 +84,11 @@ namespace {
bool hasLivePhysRegDefUses(const MachineInstr *MI,
const MachineBasicBlock *MBB,
SmallSet<unsigned,8> &PhysRefs,
SmallVector<unsigned,2> &PhysDefs,
SmallVectorImpl<unsigned> &PhysDefs,
bool &PhysUseDef) const;
bool PhysRegDefsReach(MachineInstr *CSMI, MachineInstr *MI,
SmallSet<unsigned,8> &PhysRefs,
SmallVector<unsigned,2> &PhysDefs,
SmallVectorImpl<unsigned> &PhysDefs,
bool &NonLocal) const;
bool isCSECandidate(MachineInstr *MI);
bool isProfitableToCSE(unsigned CSReg, unsigned Reg,
@@ -193,7 +193,7 @@ MachineCSE::isPhysDefTriviallyDead(unsigned Reg,
bool MachineCSE::hasLivePhysRegDefUses(const MachineInstr *MI,
const MachineBasicBlock *MBB,
SmallSet<unsigned,8> &PhysRefs,
SmallVector<unsigned,2> &PhysDefs,
SmallVectorImpl<unsigned> &PhysDefs,
bool &PhysUseDef) const{
// First, add all uses to PhysRefs.
for (unsigned i = 0, e = MI->getNumOperands(); i != e; ++i) {
@@ -244,7 +244,7 @@ bool MachineCSE::hasLivePhysRegDefUses(const MachineInstr *MI,
bool MachineCSE::PhysRegDefsReach(MachineInstr *CSMI, MachineInstr *MI,
SmallSet<unsigned,8> &PhysRefs,
SmallVector<unsigned,2> &PhysDefs,
SmallVectorImpl<unsigned> &PhysDefs,
bool &NonLocal) const {
// For now conservatively returns false if the common subexpression is
// not in the same basic block as the given instruction. The only exception