Home
last modified time | relevance | path

Searched refs:Preheader (Results 1 – 25 of 40) sorted by relevance

12

/freebsd-13.1/contrib/llvm-project/llvm/lib/Transforms/Scalar/
H A DLoopFuse.cpp151 BasicBlock *Preheader; member
261 return Preheader; in getEntryBlock()
302 << "\tPreheader: " << (Preheader ? Preheader->getName() : "nullptr") in dump()
322 if (!Preheader) in isEligibleForFusion()
635 assert(FC0.Preheader && FC1.Preheader && "Expecting valid preheaders"); in isControlFlowEquivalent()
1333 moveInstructionsToTheEnd(*FC1.Preheader, *FC0.Preheader, DT, PDT, DI); in performFusion()
1361 FC1.Preheader->replaceSuccessorsPhiUsesWith(FC0.Preheader); in performFusion()
1409 new UnreachableInst(FC1.Preheader->getContext(), FC1.Preheader); in performFusion()
1535 assert(FC0.Preheader && FC1.Preheader && in reportLoopFusion()
1651 FC1.Preheader->replaceSuccessorsPhiUsesWith(FC0.Preheader); in fuseGuardedLoops()
[all …]
H A DLoopSink.cpp285 BasicBlock *Preheader = L.getLoopPreheader(); in sinkLoopInvariantInstructions() local
288 assert(Preheader->getParent()->hasProfileData() && in sinkLoopInvariantInstructions()
326 for (auto II = Preheader->rbegin(), E = Preheader->rend(); II != E;) { in sinkLoopInvariantInstructions()
348 CurAST.add(Preheader); in computeAliasSet()
376 BasicBlock *Preheader = L.getLoopPreheader(); in run() local
377 if (!Preheader) in run()
382 if (!Preheader->getParent()->hasProfileData()) in run()
388 computeAliasSet(L, *Preheader, *CurAST.get()); in run()
426 BasicBlock *Preheader = L->getLoopPreheader(); in runOnLoop() local
427 if (!Preheader) in runOnLoop()
[all …]
H A DLoopDeletion.cpp66 BasicBlock *Preheader, LoopInfo &LI) { in isLoopDead() argument
91 if (!L->makeLoopInvariant(I, Changed, Preheader->getTerminator())) { in isLoopDead()
151 auto *Preheader = L->getLoopPreheader(); in isLoopNeverExecuted() local
154 assert(Preheader && "Needs preheader!"); in isLoopNeverExecuted()
156 if (Preheader->isEntryBlock()) in isLoopNeverExecuted()
160 for (auto *Pred: predecessors(Preheader)) { in isLoopNeverExecuted()
168 if (Taken == Preheader) in isLoopNeverExecuted()
171 assert(!pred_empty(Preheader) && in isLoopNeverExecuted()
429 BasicBlock *Preheader = L->getLoopPreheader(); in deleteLoopIfDead() local
430 if (!Preheader || !L->hasDedicatedExits()) { in deleteLoopIfDead()
[all …]
H A DInductiveRangeCheckElimination.cpp774 BasicBlock *Preheader = L.getLoopPreheader(); in parseLoopStructure() local
775 if (!Preheader) { in parseLoopStructure()
1026 Instruction *Ins = Preheader->getTerminator(); in parseLoopStructure()
1331 NewPHI->addIncoming(PN.getIncomingValueForBlock(Preheader), Preheader); in changeIterationSpaceEnd()
1364 BranchInst::Create(LS.Header, Preheader); in createPreheader()
1368 return Preheader; in createPreheader()
1403 BasicBlock *Preheader = nullptr; in run() local
1405 Preheader = OriginalLoop.getLoopPreheader(); in run()
1409 OriginalPreheader = Preheader; in run()
1410 MainLoopPreheader = Preheader; in run()
[all …]
H A DLoopSimplifyCFG.cpp357 BasicBlock *Preheader = L.getLoopPreheader(); in handleDeadExits() local
359 Preheader, Preheader->getTerminator(), &DT, &LI, MSSAU); in handleDeadExits()
361 IRBuilder<> Builder(Preheader->getTerminator()); in handleDeadExits()
364 Preheader->getTerminator()->eraseFromParent(); in handleDeadExits()
384 DTUpdates.push_back({DominatorTree::Insert, Preheader, BB}); in handleDeadExits()
389 if (Loop *OuterLoop = LI.getLoopFor(Preheader)) { in handleDeadExits()
H A DLoopIdiomRecognize.cpp1048 BasicBlock *Preheader = CurLoop->getLoopPreheader(); in processLoopStridedStore() local
1049 IRBuilder<> Builder(Preheader->getTerminator()); in processLoopStridedStore()
1142 NewCall->getDebugLoc(), Preheader) in processLoopStridedStore()
1204 BasicBlock *Preheader = CurLoop->getLoopPreheader(); in processLoopStoreOfLoopLoad() local
1205 IRBuilder<> Builder(Preheader->getTerminator()); in processLoopStoreOfLoopLoad()
1229 StrStart, Builder.getInt8PtrTy(StrAS), Preheader->getTerminator()); in processLoopStoreOfLoopLoad()
1281 LdStart, Builder.getInt8PtrTy(LdAS), Preheader->getTerminator()); in processLoopStoreOfLoopLoad()
1378 NewCall->getDebugLoc(), Preheader) in processLoopStoreOfLoopLoad()
1906 Intrinsic::ID IntrinID, BasicBlock *Preheader, Instruction *CntInst, in transformLoopToCountable() argument
1944 Value *CntInitVal = CntPhi->getIncomingValueForBlock(Preheader); in transformLoopToCountable()
[all …]
H A DLoopPredication.cpp261 BasicBlock *Preheader; member in __anon06f493b30111::LoopPredication
511 return Preheader->getTerminator(); in findInsertPt()
521 !isSafeToExpandAt(Op, Preheader->getTerminator(), *SE)) in findInsertPt()
523 return Preheader->getTerminator(); in findInsertPt()
1208 Preheader = L->getLoopPreheader(); in runOnLoop()
1209 if (!Preheader) in runOnLoop()
H A DIndVarSimplify.cpp1212 BasicBlock *Preheader = L->getLoopPreheader(); in sinkUnusedInvariants() local
1213 if (!Preheader) return false; in sinkUnusedInvariants()
1217 BasicBlock::iterator I(Preheader->getTerminator()); in sinkUnusedInvariants()
1218 while (I != Preheader->begin()) { in sinkUnusedInvariants()
1259 if (UseBB == Preheader || L->contains(UseBB)) { in sinkUnusedInvariants()
1273 if (I != Preheader->begin()) { in sinkUnusedInvariants()
1277 } while (isa<DbgInfoIntrinsic>(I) && I != Preheader->begin()); in sinkUnusedInvariants()
1279 if (isa<DbgInfoIntrinsic>(I) && I == Preheader->begin()) in sinkUnusedInvariants()
/freebsd-13.1/contrib/llvm-project/llvm/lib/Transforms/Utils/
H A DMatrixUtils.cpp23 BasicBlock *TileInfo::CreateLoop(BasicBlock *Preheader, BasicBlock *Exit, in CreateLoop() argument
27 LLVMContext &Ctx = Preheader->getContext(); in CreateLoop()
29 Preheader->getContext(), Name + ".header", Preheader->getParent(), Exit); in CreateLoop()
40 IV->addIncoming(ConstantInt::get(I32Ty, 0), Preheader); in CreateLoop()
48 BranchInst *PreheaderBr = cast<BranchInst>(Preheader->getTerminator()); in CreateLoop()
52 {DominatorTree::Delete, Preheader, Tmp}, in CreateLoop()
57 {DominatorTree::Insert, Preheader, Header}, in CreateLoop()
H A DLoopSimplify.cpp220 static Loop *separateNestedLoop(Loop *L, BasicBlock *Preheader, in separateNestedLoop() argument
225 if (!Preheader) in separateNestedLoop()
374 if (!Preheader) in insertUniqueBackedgeBlock()
387 if (P != Preheader) BackedgeBlocks.push_back(P); in insertUniqueBackedgeBlock()
418 if (IBB == Preheader) { in insertUniqueBackedgeBlock()
547 BasicBlock *Preheader = L->getLoopPreheader(); in simplifyOneLoop() local
548 if (!Preheader) { in simplifyOneLoop()
550 if (Preheader) in simplifyOneLoop()
572 if (Loop *OuterL = separateNestedLoop(L, Preheader, DT, LI, SE, in simplifyOneLoop()
590 LoopLatch = insertUniqueBackedgeBlock(L, Preheader, DT, LI, MSSAU); in simplifyOneLoop()
[all …]
H A DIntegerDivision.cpp225 BasicBlock *Preheader = BasicBlock::Create(Builder.getContext(), in generateUnsignedDivisionCode() local
275 Builder.CreateCondBr(SkipLoop, LoopExit, Preheader); in generateUnsignedDivisionCode()
281 Builder.SetInsertPoint(Preheader); in generateUnsignedDivisionCode()
344 Carry_1->addIncoming(Zero, Preheader); in generateUnsignedDivisionCode()
347 SR_3->addIncoming(SR_1, Preheader); in generateUnsignedDivisionCode()
350 R_1->addIncoming(Tmp3, Preheader); in generateUnsignedDivisionCode()
353 Q_2->addIncoming(Q, Preheader); in generateUnsignedDivisionCode()
H A DLoopUtils.cpp480 auto *Preheader = L->getLoopPreheader(); in deleteDeadLoop() local
481 assert(Preheader && "Preheader should exist!"); in deleteDeadLoop()
499 auto *OldBr = dyn_cast<BranchInst>(Preheader->getTerminator()); in deleteDeadLoop()
546 P.setIncomingBlock(PredIndex, Preheader); in deleteDeadLoop()
558 P.getIncomingBlock(PredIndex) == Preheader) && in deleteDeadLoop()
563 DTU.applyUpdates({{DominatorTree::Insert, Preheader, ExitBlock}}); in deleteDeadLoop()
573 Builder.SetInsertPoint(Preheader->getTerminator()); in deleteDeadLoop()
576 Preheader->getTerminator()->eraseFromParent(); in deleteDeadLoop()
583 Preheader->getTerminator()->eraseFromParent(); in deleteDeadLoop()
1181 BasicBlock *Preheader = L->getLoopPreheader(); in canLoopBeDeleted() local
[all …]
/freebsd-13.1/contrib/llvm-project/llvm/lib/CodeGen/
H A DMachineLoopUtils.cpp32 MachineBasicBlock *Preheader = *Loop->pred_begin(); in PeelSingleBlockLoop() local
33 if (Preheader == Loop) in PeelSingleBlockLoop()
34 Preheader = *std::next(Loop->pred_begin()); in PeelSingleBlockLoop()
82 if (MI.getOperand(2).getMBB() != Preheader) in PeelSingleBlockLoop()
107 Preheader->replaceSuccessor(Loop, NewBB); in PeelSingleBlockLoop()
109 Loop->replacePhiUsesWith(Preheader, NewBB); in PeelSingleBlockLoop()
110 if (TII->removeBranch(*Preheader) > 0) in PeelSingleBlockLoop()
111 TII->insertBranch(*Preheader, NewBB, nullptr, {}, DL); in PeelSingleBlockLoop()
H A DMachineLoopInfo.cpp130 MachineBasicBlock *Preheader = nullptr; in findLoopPreheader() local
135 if (Preheader) in findLoopPreheader()
137 Preheader = P; in findLoopPreheader()
143 for (MachineBasicBlock *S : Preheader->successors()) { in findLoopPreheader()
151 return Preheader; in findLoopPreheader()
H A DMachineLICM.cpp513 MachineBasicBlock *Preheader = getCurPreheader(); in HoistRegionPostRA() local
514 if (!Preheader) in HoistRegionPostRA()
548 if (TI != Preheader->end()) { in HoistRegionPostRA()
624 Preheader->splice(Preheader->getFirstTerminator(), MBB, MI); in HoistPostRA()
702 if (!Preheader) in HoistOutOfLoop()
754 InitRegPressure(Preheader); in HoistOutOfLoop()
768 if (!Hoist(MI, Preheader)) in HoistOutOfLoop()
1393 isTgtHotterThanSrc(SrcBlock, Preheader)) { in Hoist()
1415 if (Preheader->getBasicBlock()) in Hoist()
1423 InitCSEMap(Preheader); in Hoist()
[all …]
H A DHardwareLoops.cpp302 BasicBlock *Preheader = L->getLoopPreheader(); in TryConvertLoop() local
305 if (!Preheader) in TryConvertLoop()
306 Preheader = InsertPreheaderForLoop(L, DT, LI, nullptr, PreserveLCSSA); in TryConvertLoop()
307 if (!Preheader) in TryConvertLoop()
343 BasicBlock *Preheader = L->getLoopPreheader(); in CanGenerateTest() local
344 if (!Preheader->getSinglePredecessor()) in CanGenerateTest()
347 BasicBlock *Pred = Preheader->getSinglePredecessor(); in CanGenerateTest()
372 if (BI->getSuccessor(SuccIdx) != Preheader) in CanGenerateTest()
506 BasicBlock *Preheader = L->getLoopPreheader(); in InsertPHICounter() local
511 Index->addIncoming(NumElts, Preheader); in InsertPHICounter()
H A DModuloSchedule.cpp68 Preheader = *BB->pred_begin(); in expand()
69 if (Preheader == BB) in expand()
70 Preheader = *std::next(BB->pred_begin()); in expand()
176 addBranches(*Preheader, PrologBBs, KernelBB, EpilogBBs, VRMap); in generatePipelinedLoop()
194 MachineBasicBlock *PredBB = Preheader; in generateProlog()
238 unsigned numBranches = TII->removeBranch(*Preheader); in generateProlog()
241 TII->insertBranch(*Preheader, PrologBBs[0], nullptr, Cond, DebugLoc()); in generateProlog()
1990 Preheader = Schedule.getLoop()->getLoopPreheader(); in expand()
2002 Preheader = Schedule.getLoop()->getLoopPreheader(); in validateAgainstModuloScheduleExpander()
2024 Preheader->addSuccessor(BB); in validateAgainstModuloScheduleExpander()
[all …]
/freebsd-13.1/contrib/llvm-project/llvm/lib/Target/ARM/
H A DMVETailPredication.cpp147 BasicBlock *Preheader = L->getLoopPreheader(); in runOnLoop() local
148 if (!Preheader) in runOnLoop()
166 IntrinsicInst *Setup = FindLoopIterations(Preheader); in runOnLoop()
170 if (!Preheader->getSinglePredecessor()) in runOnLoop()
172 Setup = FindLoopIterations(Preheader->getSinglePredecessor()); in runOnLoop()
H A DARMLowOverheadLoops.cpp155 if (auto *Preheader = ML.getLoopPreheader()) in ProcessLoop() local
156 GetPredecessor(Preheader); in ProcessLoop()
158 GetPredecessor(Preheader); in ProcessLoop()
359 MachineBasicBlock *Preheader = nullptr; member
384 Preheader = MBB; in LowOverheadLoop()
386 Preheader = MBB; in LowOverheadLoop()
709 MachineBasicBlock *MBB = Preheader; in ValidateTailPredicate()
783 Preheader && !Preheader->empty() && in ValidateTailPredicate()
1280 if (auto *Preheader = ML->getLoopPreheader()) in ProcessLoop()
1305 if (LoLoop.Preheader) in ProcessLoop()
[all …]
/freebsd-13.1/contrib/llvm-project/llvm/lib/Target/Hexagon/
H A DHexagonHardwareLoops.cpp408 MachineBasicBlock *Preheader = MLI->findLoopPreheader(L, SpecPreheader); in findInductionRegister() local
411 if (!Header || !Preheader || !Latch || !ExitingBlock) in findInductionRegister()
602 MachineBasicBlock *Preheader = MLI->findLoopPreheader(L, SpecPreheader); in getLoopTripCount() local
609 if (MBB == Preheader) in getLoopTripCount()
1194 if (!Preheader) { in convertToHardwareLoop()
1195 Preheader = createPreheaderForLoop(L); in convertToHardwareLoop()
1196 if (!Preheader) in convertToHardwareLoop()
1214 if (!MDT->dominates(BBDef, Preheader)) in convertToHardwareLoop()
1242 if (InsertPos != Preheader->end()) in convertToHardwareLoop()
1263 BuildMI(*Preheader, InsertPos, DL, TII->get(LOOP_r)) in convertToHardwareLoop()
[all …]
/freebsd-13.1/contrib/llvm-project/llvm/lib/Target/X86/
H A DX86LowerAMXIntrinsics.cpp72 BasicBlock *createLoop(BasicBlock *Preheader, BasicBlock *Exit, Value *Bound,
103 BasicBlock *X86LowerAMXIntrinsics::createLoop(BasicBlock *Preheader, in createLoop() argument
107 LLVMContext &Ctx = Preheader->getContext(); in createLoop()
109 BasicBlock::Create(Ctx, Name + ".header", Preheader->getParent(), Exit); in createLoop()
120 IV->addIncoming(ConstantInt::get(I16Ty, 0), Preheader); in createLoop()
128 BranchInst *PreheaderBr = cast<BranchInst>(Preheader->getTerminator()); in createLoop()
132 {DominatorTree::Delete, Preheader, Tmp}, in createLoop()
137 {DominatorTree::Insert, Preheader, Header}, in createLoop()
/freebsd-13.1/contrib/llvm-project/llvm/include/llvm/Frontend/OpenMP/
H A DOMPIRBuilder.h1158 BasicBlock *Preheader; variable
1177 BasicBlock *getPreheader() const { return Preheader; } in getPreheader()
1229 return {Preheader, std::prev(Preheader->end())}; in getPreheaderIP()
/freebsd-13.1/contrib/llvm-project/llvm/lib/Analysis/
H A DLoopInfo.cpp96 BasicBlock *Preheader = getLoopPreheader(); in makeLoopInvariant() local
98 if (!Preheader) in makeLoopInvariant()
100 InsertPt = Preheader->getTerminator(); in makeLoopInvariant()
370 BasicBlock *Preheader = getLoopPreheader(); in getLoopGuardBranch() local
371 assert(Preheader && getLoopLatch() && in getLoopGuardBranch()
384 BasicBlock *GuardBB = Preheader->getUniquePredecessor(); in getLoopGuardBranch()
394 BasicBlock *GuardOtherSucc = (GuardBI->getSuccessor(0) == Preheader) in getLoopGuardBranch()
/freebsd-13.1/contrib/llvm-project/llvm/include/llvm/Transforms/Utils/
H A DMatrixUtils.h87 static BasicBlock *CreateLoop(BasicBlock *Preheader, BasicBlock *Exit,
/freebsd-13.1/contrib/llvm-project/llvm/include/llvm/CodeGen/
H A DModuloSchedule.h176 MachineBasicBlock *Preheader; variable
303 MachineBasicBlock *Preheader; variable

12