SimplifyCFG.cpp - OpenGrok cross reference for /freebsd/contrib/llvm-project/llvm/lib/Transforms/Utils/SimplifyCFG.cpp

Lines Matching refs:PBI
3846 static bool extractPredSuccWeights(BranchInst *PBI, BranchInst *BI,  in extractPredSuccWeights()  argument
3852       extractBranchWeights(*PBI, PredTrueWeight, PredFalseWeight);  in extractPredSuccWeights()
3870 shouldFoldCondBranchesToCommonDestination(BranchInst *BI, BranchInst *PBI,  in shouldFoldCondBranchesToCommonDestination()  argument
3872   assert(BI && PBI && BI->isConditional() && PBI->isConditional() &&  in shouldFoldCondBranchesToCommonDestination()
3874   assert(is_contained(predecessors(BI->getParent()), PBI->getParent()) &&  in shouldFoldCondBranchesToCommonDestination()
3881   if (TTI && !PBI->getMetadata(LLVMContext::MD_unpredictable) &&  in shouldFoldCondBranchesToCommonDestination()
3882       extractBranchWeights(*PBI, PTWeight, PFWeight) &&  in shouldFoldCondBranchesToCommonDestination()
3889   if (PBI->getSuccessor(0) == BI->getSuccessor(0)) {  in shouldFoldCondBranchesToCommonDestination()
3893   } else if (PBI->getSuccessor(1) == BI->getSuccessor(1)) {  in shouldFoldCondBranchesToCommonDestination()
3897   } else if (PBI->getSuccessor(0) == BI->getSuccessor(1)) {  in shouldFoldCondBranchesToCommonDestination()
3901   } else if (PBI->getSuccessor(1) == BI->getSuccessor(0)) {  in shouldFoldCondBranchesToCommonDestination()
3909 static bool performBranchToCommonDestFolding(BranchInst *BI, BranchInst *PBI,  in performBranchToCommonDestFolding()  argument
3914   BasicBlock *PredBlock = PBI->getParent();  in performBranchToCommonDestFolding()
3921       *shouldFoldCondBranchesToCommonDestination(BI, PBI, TTI);  in performBranchToCommonDestFolding()
3923   LLVM_DEBUG(dbgs() << "FOLDING BRANCH TO COMMON DEST:\n" << *PBI << *BB);  in performBranchToCommonDestFolding()
3925   IRBuilder<> Builder(PBI);  in performBranchToCommonDestFolding()
3934     InvertBranch(PBI, Builder);  in performBranchToCommonDestFolding()
3938       PBI->getSuccessor(0) == BB ? BI->getSuccessor(0) : BI->getSuccessor(1);  in performBranchToCommonDestFolding()
3947   if (extractPredSuccWeights(PBI, BI, PredTrueWeight, PredFalseWeight,  in performBranchToCommonDestFolding()
3951     if (PBI->getSuccessor(0) == BB) {  in performBranchToCommonDestFolding()
3978     setBranchWeights(PBI, MDWeights[0], MDWeights[1], /*IsExpected=*/false);  in performBranchToCommonDestFolding()
3983     PBI->setMetadata(LLVMContext::MD_prof, nullptr);  in performBranchToCommonDestFolding()
3986   PBI->setSuccessor(PBI->getSuccessor(0) != BB, UniqueSucc);  in performBranchToCommonDestFolding()
3995     PBI->setMetadata(LLVMContext::MD_loop, LoopMD);  in performBranchToCommonDestFolding()
4012   PBI->setCondition(  in performBranchToCommonDestFolding()
4013       createLogicalOp(Builder, Opc, PBI->getCondition(), BICond, "or.cond"));  in performBranchToCommonDestFolding()
4057     BranchInst *PBI = dyn_cast<BranchInst>(PredBlock->getTerminator());  in foldBranchToCommonDest()  local
4062     if (!PBI || PBI->isUnconditional() || !safeToMergeTerminators(BI, PBI))  in foldBranchToCommonDest()
4069     if (auto Recipe = shouldFoldCondBranchesToCommonDestination(BI, PBI, TTI))  in foldBranchToCommonDest()
4079       if (InvertPredCond && (!PBI->getCondition()->hasOneUse() ||  in foldBranchToCommonDest()
4080                              !isa<CmpInst>(PBI->getCondition())))  in foldBranchToCommonDest()
4147     auto *PBI = cast<BranchInst>(PredBlock->getTerminator());  in foldBranchToCommonDest()  local
4148     return performBranchToCommonDestFolding(BI, PBI, DTU, MSSAU, TTI);  in foldBranchToCommonDest()
4370 static bool mergeConditionalStores(BranchInst *PBI, BranchInst *QBI,  in mergeConditionalStores()  argument
4400   BasicBlock *PTB = PBI->getSuccessor(0);  in mergeConditionalStores()
4401   BasicBlock *PFB = PBI->getSuccessor(1);  in mergeConditionalStores()
4439   if (!HasOnePredAndOneSucc(PFB, PBI->getParent(), QBI->getParent()) ||  in mergeConditionalStores()
4442   if ((PTB && !HasOnePredAndOneSucc(PTB, PBI->getParent(), QBI->getParent())) ||  in mergeConditionalStores()
4482 static bool tryWidenCondBranchToCondBranch(BranchInst *PBI, BranchInst *BI,  in tryWidenCondBranchToCondBranch()  argument
4490   BasicBlock *IfTrueBB = PBI->getSuccessor(0);  in tryWidenCondBranchToCondBranch()
4491   BasicBlock *IfFalseBB = PBI->getSuccessor(1);  in tryWidenCondBranchToCondBranch()
4492   if (!isWidenableBranch(PBI) || IfTrueBB != BI->getParent() ||  in tryWidenCondBranchToCondBranch()
4539 static bool SimplifyCondBranchToCondBranch(BranchInst *PBI, BranchInst *BI,  in SimplifyCondBranchToCondBranch()  argument
4543   assert(PBI->isConditional() && BI->isConditional());  in SimplifyCondBranchToCondBranch()
4549   if (PBI->getCondition() == BI->getCondition() &&  in SimplifyCondBranchToCondBranch()
4550       PBI->getSuccessor(0) != PBI->getSuccessor(1)) {  in SimplifyCondBranchToCondBranch()
4556       bool CondIsTrue = PBI->getSuccessor(0) == BB;  in SimplifyCondBranchToCondBranch()
4566   if (tryWidenCondBranchToCondBranch(PBI, BI, DTU))  in SimplifyCondBranchToCondBranch()
4572   if (MergeCondStores && mergeConditionalStores(PBI, BI, DTU, DL, TTI))  in SimplifyCondBranchToCondBranch()
4584   if (PBI->getSuccessor(0) == BI->getSuccessor(0)) {  in SimplifyCondBranchToCondBranch()
4587   } else if (PBI->getSuccessor(0) == BI->getSuccessor(1)) {  in SimplifyCondBranchToCondBranch()
4590   } else if (PBI->getSuccessor(1) == BI->getSuccessor(0)) {  in SimplifyCondBranchToCondBranch()
4593   } else if (PBI->getSuccessor(1) == BI->getSuccessor(1)) {  in SimplifyCondBranchToCondBranch()
4603   if (PBI->getSuccessor(PBIOp) == BB)  in SimplifyCondBranchToCondBranch()
4608   if (!PBI->getMetadata(LLVMContext::MD_unpredictable) &&  in SimplifyCondBranchToCondBranch()
4609       extractBranchWeights(*PBI, PredWeights) &&  in SimplifyCondBranchToCondBranch()
4625   BasicBlock *CommonDest = PBI->getSuccessor(PBIOp);  in SimplifyCondBranchToCondBranch()
4626   BasicBlock *RemovedDest = PBI->getSuccessor(PBIOp ^ 1);  in SimplifyCondBranchToCondBranch()
4637   LLVM_DEBUG(dbgs() << "FOLDING BRs:" << *PBI->getParent()  in SimplifyCondBranchToCondBranch()
4660   LLVM_DEBUG(dbgs() << *PBI->getParent()->getParent());  in SimplifyCondBranchToCondBranch()
4666   Value *PBICond = PBI->getCondition();  in SimplifyCondBranchToCondBranch()
4667   IRBuilder<NoFolder> Builder(PBI);  in SimplifyCondBranchToCondBranch()
4680   PBI->setCondition(Cond);  in SimplifyCondBranchToCondBranch()
4681   PBI->setSuccessor(0, CommonDest);  in SimplifyCondBranchToCondBranch()
4682   PBI->setSuccessor(1, OtherDest);  in SimplifyCondBranchToCondBranch()
4685     Updates.push_back({DominatorTree::Insert, PBI->getParent(), OtherDest});  in SimplifyCondBranchToCondBranch()
4686     Updates.push_back({DominatorTree::Delete, PBI->getParent(), RemovedDest});  in SimplifyCondBranchToCondBranch()
4695       extractPredSuccWeights(PBI, BI, PredTrueWeight, PredFalseWeight,  in SimplifyCondBranchToCondBranch()
4711     setBranchWeights(PBI, NewWeights[0], NewWeights[1], /*IsExpected=*/false);  in SimplifyCondBranchToCondBranch()
4716   addPredecessorToBlock(OtherDest, PBI->getParent(), BB);  in SimplifyCondBranchToCondBranch()
4724     unsigned PBBIdx = PN.getBasicBlockIndex(PBI->getParent());  in SimplifyCondBranchToCondBranch()
4753   LLVM_DEBUG(dbgs() << "INTO: " << *PBI->getParent());  in SimplifyCondBranchToCondBranch()
4754   LLVM_DEBUG(dbgs() << *PBI->getParent()->getParent());  in SimplifyCondBranchToCondBranch()
8044     if (BranchInst *PBI = dyn_cast<BranchInst>(Pred->getTerminator()))  in simplifyCondBranch()  local
8045       if (PBI != BI && PBI->isConditional())  in simplifyCondBranch()
8046         if (SimplifyCondBranchToCondBranch(PBI, BI, DTU, DL, TTI))  in simplifyCondBranch()
8052       if (BranchInst *PBI = dyn_cast<BranchInst>(PrevBB->getTerminator()))  in simplifyCondBranch()  local
8053         if (PBI != BI && PBI->isConditional())  in simplifyCondBranch()
8054           if (mergeConditionalStores(PBI, BI, DTU, DL, TTI))  in simplifyCondBranch()