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📄 AMDGPUEmitPrintf.h(864 B)
📄 ASanStackFrameLayout.h(3.51 KB)
📄 AddDiscriminators.h(1.04 KB)
📄 AssumeBundleBuilder.h(2.29 KB)
📄 BasicBlockUtils.h(20.81 KB)
📄 BreakCriticalEdges.h(1.16 KB)
📄 BuildLibCalls.h(9.67 KB)
📄 BypassSlowDivision.h(2.55 KB)
📄 CallGraphUpdater.h(3.84 KB)
📄 CallPromotionUtils.h(3.41 KB)
📄 CanonicalizeAliases.h(998 B)
📄 CanonicalizeFreezeInLoops.h(1.15 KB)
📄 Cloning.h(12.34 KB)
📄 CodeExtractor.h(9.58 KB)
📄 CodeMoverUtils.h(2.85 KB)
📄 CtorUtils.h(1021 B)
📄 Debugify.h(3.36 KB)
📄 EntryExitInstrumenter.h(1.16 KB)
📄 EscapeEnumerator.h(1.56 KB)
📄 Evaluator.h(4.69 KB)
📄 FunctionComparator.h(17.12 KB)
📄 FunctionImportUtils.h(5.73 KB)
📄 GlobalStatus.h(2.97 KB)
📄 GuardUtils.h(1.92 KB)
📄 ImportedFunctionsInliningStatistics.h(4.35 KB)
📄 InjectTLIMappings.h(1.27 KB)
📄 IntegerDivision.h(2.88 KB)
📄 LCSSA.h(1.56 KB)
📄 LibCallsShrinkWrap.h(908 B)
📄 Local.h(24.77 KB)
📄 LoopRotationUtils.h(1.54 KB)
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📄 LoopUtils.h(21.25 KB)
📄 LoopVersioning.h(5.87 KB)
📄 LowerInvoke.h(1.08 KB)
📄 LowerMemIntrinsics.h(2.14 KB)
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📄 ModuleUtils.h(5.04 KB)
📄 NameAnonGlobals.h(1.03 KB)
📄 PredicateInfo.h(7.76 KB)
📄 PromoteMemToReg.h(1.57 KB)
📄 SSAUpdater.h(6.12 KB)
📄 SSAUpdaterBulk.h(3.18 KB)
📄 SSAUpdaterImpl.h(15.75 KB)
📄 SanitizerStats.h(1.53 KB)
📄 ScalarEvolutionExpander.h(17.87 KB)
📄 SimplifyIndVar.h(2.12 KB)
📄 SimplifyLibCalls.h(10.85 KB)
📄 SizeOpts.h(4.84 KB)
📄 SplitModule.h(1.53 KB)
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📄 UnifyFunctionExitNodes.h(1.83 KB)
📄 UniqueInternalLinkageNames.h(1.07 KB)
📄 UnrollLoop.h(6.05 KB)
📄 VNCoercion.h(4.99 KB)
📄 ValueMapper.h(11.67 KB)

Editing: CodeMoverUtils.h

//===- Transform/Utils/CodeMoverUtils.h - CodeMover Utils -------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This family of functions determine movements are safe on basic blocks, and
// instructions contained within a function.
//
//===----------------------------------------------------------------------===//

#ifndef LLVM_TRANSFORMS_UTILS_CODEMOVERUTILS_H
#define LLVM_TRANSFORMS_UTILS_CODEMOVERUTILS_H

namespace llvm {

class BasicBlock;
class DependenceInfo;
class DominatorTree;
class Instruction;
class PostDominatorTree;

/// Return true if \p I0 and \p I1 are control flow equivalent.
/// Two instructions are control flow equivalent if their basic blocks are
/// control flow equivalent.
bool isControlFlowEquivalent(const Instruction &I0, const Instruction &I1,
                             const DominatorTree &DT,
                             const PostDominatorTree &PDT);

/// Return true if \p BB0 and \p BB1 are control flow equivalent.
/// Two basic blocks are control flow equivalent if when one executes, the other
/// is guaranteed to execute.
bool isControlFlowEquivalent(const BasicBlock &BB0, const BasicBlock &BB1,
                             const DominatorTree &DT,
                             const PostDominatorTree &PDT);

/// Return true if \p I can be safely moved before \p InsertPoint.
bool isSafeToMoveBefore(Instruction &I, Instruction &InsertPoint,
                        DominatorTree &DT,
                        const PostDominatorTree *PDT = nullptr,
                        DependenceInfo *DI = nullptr);

/// Return true if all instructions (except the terminator) in \p BB can be
/// safely moved before \p InsertPoint.
bool isSafeToMoveBefore(BasicBlock &BB, Instruction &InsertPoint,
                        DominatorTree &DT,
                        const PostDominatorTree *PDT = nullptr,
                        DependenceInfo *DI = nullptr);

/// Move instructions, in an order-preserving manner, from \p FromBB to the
/// beginning of \p ToBB when proven safe.
void moveInstructionsToTheBeginning(BasicBlock &FromBB, BasicBlock &ToBB,
                                    DominatorTree &DT,
                                    const PostDominatorTree &PDT,
                                    DependenceInfo &DI);

/// Move instructions, in an order-preserving manner, from \p FromBB to the end
/// of \p ToBB when proven safe.
void moveInstructionsToTheEnd(BasicBlock &FromBB, BasicBlock &ToBB,
                              DominatorTree &DT, const PostDominatorTree &PDT,
                              DependenceInfo &DI);

} // end namespace llvm

#endif // LLVM_TRANSFORMS_UTILS_CODEMOVERUTILS_H

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