Lines Matching defs:LS

462                                  const LoopStructure &LS, ScalarEvolution &SE,
466       MainLoopStructure(LS), SR(SR) {}
520     const LoopStructure &LS, BasicBlock *Preheader, Value *ExitSubloopAt,
595   BasicBlock *BBInsertLocation = LS.Latch->getNextNode();
596   RRI.ExitSelector = BasicBlock::Create(Ctx, Twine(LS.Tag) + ".exit.selector",
598   RRI.PseudoExit = BasicBlock::Create(Ctx, Twine(LS.Tag) + ".pseudo.exit", &F,
602   bool Increasing = LS.IndVarIncreasing;
603   bool IsSignedPredicate = LS.IsSignedPredicate;
613   // EnterLoopCond - is it okay to start executing this `LS'?
619   Value *IndVarStart = NoopOrExt(LS.IndVarStart);
622   B.CreateCondBr(EnterLoopCond, LS.Header, RRI.PseudoExit);
625   LS.LatchBr->setSuccessor(LS.LatchBrExitIdx, RRI.ExitSelector);
626   B.SetInsertPoint(LS.LatchBr);
627   Value *IndVarBase = NoopOrExt(LS.IndVarBase);
630   Value *CondForBranch = LS.LatchBrExitIdx == 1
634   LS.LatchBr->setCondition(CondForBranch);
641   Value *LoopExitAt = NoopOrExt(LS.LoopExitAt);
643   B.CreateCondBr(IterationsLeft, RRI.PseudoExit, LS.LatchExit);
651   for (PHINode &PN : LS.Header->phis()) {
656     NewPHI->addIncoming(PN.getIncomingValueForBlock(LS.Latch),
667   // `LS.Latch'.  The PHI nodes need to be updated to reflect that.
668   LS.LatchExit->replacePhiUsesWith(LS.Latch, RRI.ExitSelector);
674     LoopStructure &LS, BasicBlock *ContinuationBlock,
677   for (PHINode &PN : LS.Header->phis())
681   LS.IndVarStart = RRI.IndVarEnd;
684 BasicBlock *LoopConstrainer::createPreheader(const LoopStructure &LS,
687   BasicBlock *Preheader = BasicBlock::Create(Ctx, Tag, &F, LS.Header);
688   BranchInst::Create(LS.Header, Preheader);
690   LS.Header->replacePhiUsesWith(OldPreheader, Preheader);