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[C++11] More 'nullptr' conversion. In some cases just using a boolean check instead of comparing to nullptr.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@206142 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Craig Topper
2014-04-14 00:51:57 +00:00
parent b9ed50cf17
commit 4ba844388c
169 changed files with 1547 additions and 1489 deletions
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10
lib/CodeGen/EarlyIfConversion.cpp
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@@ -219,7 +219,7 @@ bool SSAIfConv::canSpeculateInstrs(MachineBasicBlock *MBB) {
// We never speculate stores, so an AA pointer isn't necessary.
bool DontMoveAcrossStore = true;
if (!I->isSafeToMove(TII, 0, DontMoveAcrossStore)) {
if (!I->isSafeToMove(TII, nullptr, DontMoveAcrossStore)) {
DEBUG(dbgs() << "Can't speculate: " << *I);
return false;
}
@@ -338,7 +338,7 @@ bool SSAIfConv::findInsertionPoint() {
///
bool SSAIfConv::canConvertIf(MachineBasicBlock *MBB) {
Head = MBB;
TBB = FBB = Tail = 0;
TBB = FBB = Tail = nullptr;
if (Head->succ_size() != 2)
return false;
@@ -463,7 +463,7 @@ void SSAIfConv::replacePHIInstrs() {
TII->insertSelect(*Head, FirstTerm, HeadDL, DstReg, Cond, PI.TReg, PI.FReg);
DEBUG(dbgs() << " --> " << *std::prev(FirstTerm));
PI.PHI->eraseFromParent();
PI.PHI = 0;
PI.PHI = nullptr;
}
}
@@ -564,7 +564,7 @@ void SSAIfConv::convertIf(SmallVectorImpl<MachineBasicBlock*> &RemovedBlocks) {
// We need a branch to Tail, let code placement work it out later.
DEBUG(dbgs() << "Converting to unconditional branch.\n");
SmallVector<MachineOperand, 0> EmptyCond;
TII->InsertBranch(*Head, Tail, 0, EmptyCond, HeadDL);
TII->InsertBranch(*Head, Tail, nullptr, EmptyCond, HeadDL);
Head->addSuccessor(Tail);
}
DEBUG(dbgs() << *Head);
@@ -783,7 +783,7 @@ bool EarlyIfConverter::runOnMachineFunction(MachineFunction &MF) {
DomTree = &getAnalysis<MachineDominatorTree>();
Loops = getAnalysisIfAvailable<MachineLoopInfo>();
Traces = &getAnalysis<MachineTraceMetrics>();
MinInstr = 0;
MinInstr = nullptr;
bool Changed = false;
IfConv.runOnMachineFunction(MF);