Lines Matching defs:QFB

4328     BasicBlock *PTB, BasicBlock *PFB, BasicBlock *QTB, BasicBlock *QFB,
4332   // PTB or PFB, and the other from QTB or QFB. We don't support more than one
4333   // store (to any address) in PTB,PFB or QTB,QFB.
4337   StoreInst *QStore = findUniqueStoreInBlocks(QTB, QFB);
4350   // the P blocks down through the middle block (QBI) and past both QFB and QTB.
4352   // QBI, QTB and QFB. We also need to check there are no conflicting memory
4358   for (auto &I : *QFB->getSinglePredecessor())
4361   for (auto &I : *QFB)
4412        !IsWorthwhile(QTB, FreeStores) || !IsWorthwhile(QFB, FreeStores)))
4418     // We know that QFB's only successor is PostBB. And QFB has a single
4420     // If QTB does not exist, then QFB's only predecessor has a conditional
4421     // branch to QFB and PostBB.
4422     BasicBlock *TruePred = QTB ? QTB : QFB->getSinglePredecessor();
4424         SplitBlockPredecessors(PostBB, {QFB, TruePred}, "condstore.split", DTU);
4434   Value *QCond = cast<BranchInst>(QFB->getSinglePredecessor()->getTerminator())
4498   //   QTB  QFB             |  QFB
4508   BasicBlock *QFB = QBI->getSuccessor(1);
4509   BasicBlock *PostBB = QFB->getSingleSuccessor();
4512   // QFB, then QFB is a better PostBB.
4513   if (QTB->getSingleSuccessor() == QFB)
4514     PostBB = QFB;
4526   if (QFB == PostBB) {
4527     std::swap(QFB, QTB);
4532   // and QFB may not. Model fallthroughs as a nullptr block.
4545       !HasOnePredAndOneSucc(QFB, QBI->getParent(), PostBB))
4554   // Check if there are stores in PTB or PFB that are repeated in QTB or QFB.
4563   for (auto *BB : {QTB, QFB}) {
4579         mergeConditionalStoreToAddress(PTB, PFB, QTB, QFB, PostBB, Address,