Lines Matching defs:Preheader

212 static Loop *separateNestedLoop(Loop *L, BasicBlock *Preheader,
217   if (!Preheader)
355 static BasicBlock *insertUniqueBackedgeBlock(Loop *L, BasicBlock *Preheader,
365   if (!Preheader)
378     if (P != Preheader) BackedgeBlocks.push_back(P);
409       if (IBB == Preheader) {
468     MSSAU->updatePhisWhenInsertingUniqueBackedgeBlock(Header, Preheader,
537   BasicBlock *Preheader = L->getLoopPreheader();
538   if (!Preheader) {
539     Preheader = InsertPreheaderForLoop(L, DT, LI, MSSAU, PreserveLCSSA);
540     if (Preheader)
562       if (Loop *OuterL = separateNestedLoop(L, Preheader, DT, LI, SE,
580     LoopLatch = insertUniqueBackedgeBlock(L, Preheader, DT, LI, MSSAU);
647                 Preheader ? Preheader->getTerminator() : nullptr, MSSAU, SE)) {