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[SCEV] Fix whitespace issues and remove extra braces; NFC

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llvm-svn: 250636
This commit is contained in:
Sanjoy Das 2015-10-18 00:29:27 +00:00
parent 50512a9a28
commit b98ecd3f49
1 changed files with 7 additions and 10 deletions
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17
lib/Analysis/ScalarEvolution.cpp
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@ -1303,9 +1303,9 @@ static const SCEV *getPreStartForExtend(const SCEVAddRecExpr *AR, Type *Ty,
ExtendOpTraits<ExtendOpTy>::getOverflowLimitForStep(Step, &Pred, SE);
if (OverflowLimit &&
SE->isLoopEntryGuardedByCond(L, Pred, PreStart, OverflowLimit)) {
SE->isLoopEntryGuardedByCond(L, Pred, PreStart, OverflowLimit))
return PreStart;
}
return nullptr;
}
@ -3237,9 +3237,8 @@ uint64_t ScalarEvolution::getTypeSizeInBits(Type *Ty) const {
Type *ScalarEvolution::getEffectiveSCEVType(Type *Ty) const {
assert(isSCEVable(Ty) && "Type is not SCEVable!");
if (Ty->isIntegerTy()) {
if (Ty->isIntegerTy())
return Ty;
}
// The only other support type is pointer.
assert(Ty->isPointerTy() && "Unexpected non-pointer non-integer type!");
@ -3514,8 +3513,7 @@ const SCEV *ScalarEvolution::getPointerBase(const SCEV *V) {
if (const SCEVCastExpr *Cast = dyn_cast<SCEVCastExpr>(V)) {
return getPointerBase(Cast->getOperand());
}
else if (const SCEVNAryExpr *NAry = dyn_cast<SCEVNAryExpr>(V)) {
} else if (const SCEVNAryExpr *NAry = dyn_cast<SCEVNAryExpr>(V)) {
const SCEV *PtrOp = nullptr;
for (SCEVNAryExpr::op_iterator I = NAry->op_begin(), E = NAry->op_end();
I != E; ++I) {
@ -3788,8 +3786,8 @@ static bool IsAvailableOnEntry(const Loop *L, DominatorTree &DT, const SCEV *S,
case scUDivExpr:
case scCouldNotCompute:
// We do not try to smart about these at all.
return setUnavailable();
// We do not try to smart about these at all.
return setUnavailable();
}
llvm_unreachable("switch should be fully covered!");
}
@ -5646,9 +5644,8 @@ static PHINode *getConstantEvolvingPHI(Value *V, const Loop *L) {
Instruction *I = dyn_cast<Instruction>(V);
if (!I || !canConstantEvolve(I, L)) return nullptr;
if (PHINode *PN = dyn_cast<PHINode>(I)) {
if (PHINode *PN = dyn_cast<PHINode>(I))
return PN;
}
// Record non-constant instructions contained by the loop.
DenseMap<Instruction *, PHINode *> PHIMap;