Instruction *AllocaPoint) {
if (I.use_empty()) {
I.eraseFromParent();
- return 0;
+ return nullptr;
}
// Create a stack slot to hold the value.
AllocaInst *Slot;
if (AllocaPoint) {
- Slot = new AllocaInst(I.getType(), 0,
+ Slot = new AllocaInst(I.getType(), nullptr,
I.getName()+".reg2mem", AllocaPoint);
} else {
Function *F = I.getParent()->getParent();
- Slot = new AllocaInst(I.getType(), 0, I.getName()+".reg2mem",
+ Slot = new AllocaInst(I.getType(), nullptr, I.getName()+".reg2mem",
F->getEntryBlock().begin());
}
for (unsigned i = 0, e = PN->getNumIncomingValues(); i != e; ++i)
if (PN->getIncomingValue(i) == &I) {
Value *&V = Loads[PN->getIncomingBlock(i)];
- if (V == 0) {
+ if (!V) {
// Insert the load into the predecessor block
V = new LoadInst(Slot, I.getName()+".reload", VolatileLoads,
PN->getIncomingBlock(i)->getTerminator());
AllocaInst *llvm::DemotePHIToStack(PHINode *P, Instruction *AllocaPoint) {
if (P->use_empty()) {
P->eraseFromParent();
- return 0;
+ return nullptr;
}
// Create a stack slot to hold the value.
AllocaInst *Slot;
if (AllocaPoint) {
- Slot = new AllocaInst(P->getType(), 0,
+ Slot = new AllocaInst(P->getType(), nullptr,
P->getName()+".reg2mem", AllocaPoint);
} else {
Function *F = P->getParent()->getParent();
- Slot = new AllocaInst(P->getType(), 0, P->getName()+".reg2mem",
+ Slot = new AllocaInst(P->getType(), nullptr, P->getName()+".reg2mem",
F->getEntryBlock().begin());
}