// NLI * LI * {Start,+,Step} --> NLI * {LI*Start,+,LI*Step}
SmallVector<const SCEV *, 4> NewOps;
NewOps.reserve(AddRec->getNumOperands());
- if (LIOps.size() == 1) {
- const SCEV *Scale = LIOps[0];
- for (unsigned i = 0, e = AddRec->getNumOperands(); i != e; ++i)
- NewOps.push_back(getMulExpr(Scale, AddRec->getOperand(i)));
- } else {
- for (unsigned i = 0, e = AddRec->getNumOperands(); i != e; ++i) {
- SmallVector<const SCEV *, 4> MulOps(LIOps.begin(), LIOps.end());
- MulOps.push_back(AddRec->getOperand(i));
- NewOps.push_back(getMulExpr(MulOps));
- }
- }
+ const SCEV *Scale = getMulExpr(LIOps);
+ for (unsigned i = 0, e = AddRec->getNumOperands(); i != e; ++i)
+ NewOps.push_back(getMulExpr(Scale, AddRec->getOperand(i)));
// It's tempting to propagate the NSW flag here, but nsw multiplication
// is not associative so this isn't necessarily safe.