Lines Matching defs:NewBB

853       // the only edge into Succ from outside of BBLoop is that of NewBB after
855       // NewBB is the new exit block and it has no non-loop predecessors. If the
881   auto *NewBB =
883   setUnwindEdgeTo(BB->getTerminator(), NewBB);
884   updatePhiNodes(Succ, BB, NewBB, LandingPadReplacement);
888     auto *Terminator = BranchInst::Create(Succ, NewBB);
890     LandingPadReplacement->addIncoming(NewLP, NewBB);
904     auto *NewCleanupPad = CleanupPadInst::Create(ParentPad, {}, BBName, NewBB);
905     CleanupReturnInst::Create(NewCleanupPad, Succ, NewBB);
911     return NewBB;
917     Updates.push_back({DominatorTree::Insert, BB, NewBB});
918     Updates.push_back({DominatorTree::Insert, NewBB, Succ});
937           // Both in the same loop, the NewBB joins loop.
938           SuccLoop->addBasicBlockToLoop(NewBB, *LI);
941           BBLoop->addBasicBlockToLoop(NewBB, *LI);
944           SuccLoop->addBasicBlockToLoop(NewBB, *LI);
953             P->addBasicBlockToLoop(NewBB, *LI);
960         assert(!BBLoop->contains(NewBB) &&
965           createPHIsForSplitLoopExit(BB, NewBB, Succ);
978   return NewBB;
1146 static void UpdateAnalysisInformation(BasicBlock *OldBB, BasicBlock *NewBB,
1155     if (NewBB->isEntryBlock() && DTU->hasDomTree()) {
1159       DTU->recalculate(*NewBB->getParent());
1161       // Split block expects NewBB to have a non-empty set of predecessors.
1164       Updates.push_back({DominatorTree::Insert, NewBB, OldBB});
1168           Updates.push_back({DominatorTree::Insert, Pred, NewBB});
1175       assert(NewBB->isEntryBlock());
1176       DT->setNewRoot(NewBB);
1178       // Split block expects NewBB to have a non-empty set of predecessors.
1179       DT->splitBlock(NewBB);
1185     MSSAU->wireOldPredecessorsToNewImmediatePredecessor(OldBB, NewBB, Preds);
1204     // as true and make the NewBB the header of some loop. This breaks LI.
1250       InnermostPredLoop->addBasicBlockToLoop(NewBB, *LI);
1252     L->addBasicBlockToLoop(NewBB, *LI);
1254       L->moveToHeader(NewBB);
1258 /// Update the PHI nodes in OrigBB to include the values coming from NewBB.
1260 static void UpdatePHINodes(BasicBlock *OrigBB, BasicBlock *NewBB,
1263   // Otherwise, create a new PHI node in NewBB for each PHI node in OrigBB.
1297       PN->addIncoming(InVal, NewBB);
1303     // Create the new PHI node, insert it into NewBB at the end of the block
1319     PN->addIncoming(NewPHI, NewBB);
1350   BasicBlock *NewBB = BasicBlock::Create(
1354   BranchInst *BI = BranchInst::Create(BB, NewBB);
1373   // Move the edges from Preds to point to NewBB instead of BB.
1380     Pred->getTerminator()->replaceSuccessorWith(BB, NewBB);
1383   // Insert a new PHI node into NewBB for every PHI node in BB and that new PHI
1390       cast<PHINode>(I)->addIncoming(PoisonValue::get(I->getType()), NewBB);
1395   UpdateAnalysisInformation(BB, NewBB, Preds, DTU, DT, LI, MSSAU, PreserveLCSSA,
1399     // Update the PHI nodes in BB with the values coming from NewBB.
1400     UpdatePHINodes(BB, NewBB, Preds, BI, HasLoopExit);
1416   return NewBB;