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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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14
lib/CodeGen/SplitKit.cpp
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@ -47,14 +47,14 @@ SplitAnalysis::SplitAnalysis(const VirtRegMap &vrm,
LIS(lis),
Loops(mli),
TII(*MF.getTarget().getInstrInfo()),
CurLI(0),
CurLI(nullptr),
LastSplitPoint(MF.getNumBlockIDs()) {}
void SplitAnalysis::clear() {
UseSlots.clear();
UseBlocks.clear();
ThroughBlocks.clear();
CurLI = 0;
CurLI = nullptr;
DidRepairRange = false;
}
@ -331,7 +331,7 @@ SplitEditor::SplitEditor(SplitAnalysis &sa,
TII(*vrm.getMachineFunction().getTarget().getInstrInfo()),
TRI(*vrm.getMachineFunction().getTarget().getRegisterInfo()),
MBFI(mbfi),
Edit(0),
Edit(nullptr),
OpenIdx(0),
SpillMode(SM_Partition),
RegAssign(Allocator)
@ -353,7 +353,7 @@ void SplitEditor::reset(LiveRangeEdit &LRE, ComplementSpillMode SM) {
// We don't need an AliasAnalysis since we will only be performing
// cheap-as-a-copy remats anyway.
Edit->anyRematerializable(0);
Edit->anyRematerializable(nullptr);
}
#if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP)
@ -423,7 +423,7 @@ void SplitEditor::forceRecompute(unsigned RegIdx, const VNInfo *ParentVNI) {
LiveInterval *LI = &LIS.getInterval(Edit->get(RegIdx));
LI->addSegment(LiveInterval::Segment(Def, Def.getDeadSlot(), VNI));
// Mark as complex mapped, forced.
VFP = ValueForcePair(0, true);
VFP = ValueForcePair(nullptr, true);
}
VNInfo *SplitEditor::defFromParent(unsigned RegIdx,
@ -431,7 +431,7 @@ VNInfo *SplitEditor::defFromParent(unsigned RegIdx,
SlotIndex UseIdx,
MachineBasicBlock &MBB,
MachineBasicBlock::iterator I) {
MachineInstr *CopyMI = 0;
MachineInstr *CopyMI = nullptr;
SlotIndex Def;
LiveInterval *LI = &LIS.getInterval(Edit->get(RegIdx));
@ -922,7 +922,7 @@ bool SplitEditor::transferValues() {
else {
// Live-through, and we don't know the value.
LRC.addLiveInBlock(LR, MDT[MBB]);
LRC.setLiveOutValue(MBB, 0);
LRC.setLiveOutValue(MBB, nullptr);
}
}
BlockStart = BlockEnd;