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📄 AccelTable.h(13.54 KB)
📄 Analysis.h(6.04 KB)
📄 AntiDepBreaker.h(3.78 KB)
📄 AsmPrinter.h(27.35 KB)
📄 AsmPrinterHandler.h(2.6 KB)
📄 AtomicExpandUtils.h(2.49 KB)
📄 BasicTTIImpl.h(73.64 KB)
📄 BuiltinGCs.h(1008 B)
📄 CSEConfigBase.h(1.09 KB)
📄 CalcSpillWeights.h(4.69 KB)
📄 CallingConvLower.h(21 KB)
📄 CommandFlags.h(3.65 KB)
📄 CostTable.h(1.87 KB)
📄 DAGCombine.h(606 B)
📄 DFAPacketizer.h(7.47 KB)
📄 DIE.h(32.19 KB)
📄 DIEValue.def(1.4 KB)
📄 DbgEntityHistoryCalculator.h(4.37 KB)
📄 DebugHandlerBase.h(4.68 KB)
📄 DwarfStringPoolEntry.h(2.18 KB)
📄 EdgeBundles.h(2.13 KB)
📄 ExecutionDomainFix.h(7.72 KB)
📄 ExpandReductions.h(726 B)
📄 FastISel.h(22.87 KB)
📄 FaultMaps.h(6.66 KB)
📄 FunctionLoweringInfo.h(9.68 KB)
📄 GCMetadata.h(7.24 KB)
📄 GCMetadataPrinter.h(2.46 KB)
📄 GCStrategy.h(5.25 KB)
📁 GlobalISel
📄 ISDOpcodes.h(52.75 KB)
📄 IndirectThunks.h(3.85 KB)
📄 IntrinsicLowering.h(1.67 KB)
📄 LatencyPriorityQueue.h(3.09 KB)
📄 LazyMachineBlockFrequencyInfo.h(2.82 KB)
📄 LexicalScopes.h(10.06 KB)
📄 LinkAllAsmWriterComponents.h(1.34 KB)
📄 LinkAllCodegenComponents.h(2.18 KB)
📄 LiveInterval.h(37.24 KB)
📄 LiveIntervalCalc.h(2.91 KB)
📄 LiveIntervalUnion.h(6.93 KB)
📄 LiveIntervals.h(19.86 KB)
📄 LivePhysRegs.h(7.51 KB)
📄 LiveRangeCalc.h(11.49 KB)
📄 LiveRangeEdit.h(10.45 KB)
📄 LiveRegMatrix.h(6.18 KB)
📄 LiveRegUnits.h(6.24 KB)
📄 LiveStacks.h(3.35 KB)
📄 LiveVariables.h(12.98 KB)
📄 LoopTraversal.h(4.38 KB)
📄 LowLevelType.h(1.28 KB)
📄 MBFIWrapper.h(1.58 KB)
📄 MIRFormatter.h(3.13 KB)
📁 MIRParser
📄 MIRPrinter.h(1.73 KB)
📄 MIRYamlMapping.h(23.95 KB)
📄 MachORelocation.h(2.19 KB)
📄 MachineBasicBlock.h(42.95 KB)
📄 MachineBlockFrequencyInfo.h(3.21 KB)
📄 MachineBranchProbabilityInfo.h(2.69 KB)
📄 MachineCombinerPattern.h(3.5 KB)
📄 MachineConstantPool.h(5.25 KB)
📄 MachineDominanceFrontier.h(2.93 KB)
📄 MachineDominators.h(9.59 KB)
📄 MachineFrameInfo.h(34.84 KB)
📄 MachineFunction.h(42.94 KB)
📄 MachineFunctionPass.h(2.93 KB)
📄 MachineInstr.h(73.72 KB)
📄 MachineInstrBuilder.h(22.84 KB)
📄 MachineInstrBundle.h(10.16 KB)
📄 MachineInstrBundleIterator.h(10.92 KB)
📄 MachineJumpTableInfo.h(4.66 KB)
📄 MachineLoopInfo.h(7.3 KB)
📄 MachineLoopUtils.h(1.74 KB)
📄 MachineMemOperand.h(12.69 KB)
📄 MachineModuleInfo.h(9.88 KB)
📄 MachineModuleInfoImpls.h(3.36 KB)
📄 MachineOperand.h(37.64 KB)
📄 MachineOptimizationRemarkEmitter.h(8.99 KB)
📄 MachineOutliner.h(8.04 KB)
📄 MachinePassRegistry.h(6.1 KB)
📄 MachinePipeliner.h(21.17 KB)
📄 MachinePostDominators.h(2.93 KB)
📄 MachineRegionInfo.h(5.93 KB)
📄 MachineRegisterInfo.h(46.75 KB)
📄 MachineSSAUpdater.h(4.37 KB)
📄 MachineScheduler.h(36.6 KB)
📄 MachineSizeOpts.h(1.86 KB)
📄 MachineTraceMetrics.h(17.17 KB)
📄 MacroFusion.h(1.96 KB)
📄 ModuloSchedule.h(15.8 KB)
📄 NonRelocatableStringpool.h(2.9 KB)
📁 PBQP
📄 PBQPRAConstraint.h(1.83 KB)
📄 ParallelCG.h(1.66 KB)
📄 Passes.h(18.96 KB)
📄 PreISelIntrinsicLowering.h(944 B)
📄 PseudoSourceValue.h(6.21 KB)
📄 RDFGraph.h(33.73 KB)
📄 RDFLiveness.h(5.01 KB)
📄 RDFRegisters.h(6.51 KB)
📄 ReachingDefAnalysis.h(10.68 KB)
📄 RegAllocPBQP.h(16.47 KB)
📄 RegAllocRegistry.h(2.27 KB)
📄 Register.h(5.61 KB)
📄 RegisterClassInfo.h(4.86 KB)
📄 RegisterPressure.h(21.04 KB)
📄 RegisterScavenging.h(8.73 KB)
📄 RegisterUsageInfo.h(2.3 KB)
📄 ResourcePriorityQueue.h(4.19 KB)
📄 RuntimeLibcalls.h(3.05 KB)
📄 SDNodeProperties.td(1.57 KB)
📄 ScheduleDAG.h(28.92 KB)
📄 ScheduleDAGInstrs.h(15.49 KB)
📄 ScheduleDAGMutation.h(1021 B)
📄 ScheduleDFS.h(5.79 KB)
📄 ScheduleHazardRecognizer.h(4.65 KB)
📄 SchedulerRegistry.h(4.27 KB)
📄 ScoreboardHazardRecognizer.h(3.7 KB)
📄 SelectionDAG.h(89.12 KB)
📄 SelectionDAGAddressAnalysis.h(3.58 KB)
📄 SelectionDAGISel.h(13.48 KB)
📄 SelectionDAGNodes.h(91.77 KB)
📄 SelectionDAGTargetInfo.h(7.99 KB)
📄 SlotIndexes.h(24.12 KB)
📄 Spiller.h(1.16 KB)
📄 StackMaps.h(11.45 KB)
📄 StackProtector.h(4.1 KB)
📄 SwiftErrorValueTracking.h(3.87 KB)
📄 SwitchLoweringUtils.h(9.51 KB)
📄 TailDuplicator.h(5.54 KB)
📄 TargetCallingConv.h(8.26 KB)
📄 TargetFrameLowering.h(19.21 KB)
📄 TargetInstrInfo.h(84.48 KB)
📄 TargetLowering.h(194.17 KB)
📄 TargetLoweringObjectFileImpl.h(11.63 KB)
📄 TargetOpcodes.h(1.37 KB)
📄 TargetPassConfig.h(17.9 KB)
📄 TargetRegisterInfo.h(48.65 KB)
📄 TargetSchedule.h(7.75 KB)
📄 TargetSubtargetInfo.h(12.53 KB)
📄 UnreachableBlockElim.h(1.39 KB)
📄 ValueTypes.h(17.2 KB)
📄 ValueTypes.td(11.42 KB)
📄 VirtRegMap.h(6.37 KB)
📄 WasmEHFuncInfo.h(1.92 KB)
📄 WinEHFuncInfo.h(4.01 KB)

Editing: MachineRegionInfo.h

//===- llvm/CodeGen/MachineRegionInfo.h -------------------------*- 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
//
//===----------------------------------------------------------------------===//

#ifndef LLVM_CODEGEN_MACHINEREGIONINFO_H
#define LLVM_CODEGEN_MACHINEREGIONINFO_H

#include "llvm/ADT/DepthFirstIterator.h"
#include "llvm/Analysis/RegionInfo.h"
#include "llvm/Analysis/RegionIterator.h"
#include "llvm/CodeGen/MachineBasicBlock.h"
#include "llvm/CodeGen/MachineDominanceFrontier.h"
#include "llvm/CodeGen/MachineDominators.h"
#include "llvm/CodeGen/MachineFunction.h"
#include "llvm/CodeGen/MachineFunctionPass.h"
#include "llvm/CodeGen/MachineLoopInfo.h"
#include <cassert>

namespace llvm {

class MachinePostDominatorTree;
class MachineRegion;
class MachineRegionNode;
class MachineRegionInfo;

template <> struct RegionTraits<MachineFunction> {
  using FuncT = MachineFunction;
  using BlockT = MachineBasicBlock;
  using RegionT = MachineRegion;
  using RegionNodeT = MachineRegionNode;
  using RegionInfoT = MachineRegionInfo;
  using DomTreeT = MachineDominatorTree;
  using DomTreeNodeT = MachineDomTreeNode;
  using PostDomTreeT = MachinePostDominatorTree;
  using DomFrontierT = MachineDominanceFrontier;
  using InstT = MachineInstr;
  using LoopT = MachineLoop;
  using LoopInfoT = MachineLoopInfo;

static unsigned getNumSuccessors(MachineBasicBlock *BB) {
    return BB->succ_size();
  }
};

class MachineRegionNode : public RegionNodeBase<RegionTraits<MachineFunction>> {
public:
  inline MachineRegionNode(MachineRegion *Parent, MachineBasicBlock *Entry,
                           bool isSubRegion = false)
      : RegionNodeBase<RegionTraits<MachineFunction>>(Parent, Entry,
                                                      isSubRegion) {}

bool operator==(const MachineRegion &RN) const {
    return this == reinterpret_cast<const MachineRegionNode *>(&RN);
  }
};

class MachineRegion : public RegionBase<RegionTraits<MachineFunction>> {
public:
  MachineRegion(MachineBasicBlock *Entry, MachineBasicBlock *Exit,
                MachineRegionInfo *RI, MachineDominatorTree *DT,
                MachineRegion *Parent = nullptr);
  ~MachineRegion();

bool operator==(const MachineRegionNode &RN) const {
    return &RN == reinterpret_cast<const MachineRegionNode *>(this);
  }
};

class MachineRegionInfo : public RegionInfoBase<RegionTraits<MachineFunction>> {
public:
  explicit MachineRegionInfo();
  ~MachineRegionInfo() override;

// updateStatistics - Update statistic about created regions.
  void updateStatistics(MachineRegion *R) final;

void recalculate(MachineFunction &F, MachineDominatorTree *DT,
                   MachinePostDominatorTree *PDT, MachineDominanceFrontier *DF);
};

class MachineRegionInfoPass : public MachineFunctionPass {
  MachineRegionInfo RI;

public:
  static char ID;

explicit MachineRegionInfoPass();
  ~MachineRegionInfoPass() override;

MachineRegionInfo &getRegionInfo() { return RI; }

const MachineRegionInfo &getRegionInfo() const { return RI; }

/// @name MachineFunctionPass interface
  //@{
  bool runOnMachineFunction(MachineFunction &F) override;
  void releaseMemory() override;
  void verifyAnalysis() const override;
  void getAnalysisUsage(AnalysisUsage &AU) const override;
  void print(raw_ostream &OS, const Module *) const override;
  void dump() const;
  //@}
};

template <>
template <>
inline MachineBasicBlock *
RegionNodeBase<RegionTraits<MachineFunction>>::getNodeAs<MachineBasicBlock>()
    const {
  assert(!isSubRegion() && "This is not a MachineBasicBlock RegionNode!");
  return getEntry();
}

template <>
template <>
inline MachineRegion *
RegionNodeBase<RegionTraits<MachineFunction>>::getNodeAs<MachineRegion>()
    const {
  assert(isSubRegion() && "This is not a subregion RegionNode!");
  auto Unconst =
      const_cast<RegionNodeBase<RegionTraits<MachineFunction>> *>(this);
  return reinterpret_cast<MachineRegion *>(Unconst);
}

RegionNodeGraphTraits(MachineRegionNode, MachineBasicBlock, MachineRegion);
RegionNodeGraphTraits(const MachineRegionNode, MachineBasicBlock,
                      MachineRegion);

RegionGraphTraits(MachineRegion, MachineRegionNode);
RegionGraphTraits(const MachineRegion, const MachineRegionNode);

template <>
struct GraphTraits<MachineRegionInfo *>
    : public GraphTraits<FlatIt<MachineRegionNode *>> {
  using nodes_iterator = df_iterator<NodeRef, df_iterator_default_set<NodeRef>,
                                     false, GraphTraits<FlatIt<NodeRef>>>;

static NodeRef getEntryNode(MachineRegionInfo *RI) {
    return GraphTraits<FlatIt<MachineRegion *>>::getEntryNode(
        RI->getTopLevelRegion());
  }

static nodes_iterator nodes_begin(MachineRegionInfo *RI) {
    return nodes_iterator::begin(getEntryNode(RI));
  }

static nodes_iterator nodes_end(MachineRegionInfo *RI) {
    return nodes_iterator::end(getEntryNode(RI));
  }
};

template <>
struct GraphTraits<MachineRegionInfoPass *>
    : public GraphTraits<MachineRegionInfo *> {
  using nodes_iterator = df_iterator<NodeRef, df_iterator_default_set<NodeRef>,
                                     false, GraphTraits<FlatIt<NodeRef>>>;

static NodeRef getEntryNode(MachineRegionInfoPass *RI) {
    return GraphTraits<MachineRegionInfo *>::getEntryNode(&RI->getRegionInfo());
  }

static nodes_iterator nodes_begin(MachineRegionInfoPass *RI) {
    return GraphTraits<MachineRegionInfo *>::nodes_begin(&RI->getRegionInfo());
  }

static nodes_iterator nodes_end(MachineRegionInfoPass *RI) {
    return GraphTraits<MachineRegionInfo *>::nodes_end(&RI->getRegionInfo());
  }
};

extern template class RegionBase<RegionTraits<MachineFunction>>;
extern template class RegionNodeBase<RegionTraits<MachineFunction>>;
extern template class RegionInfoBase<RegionTraits<MachineFunction>>;

} // end namespace llvm

#endif // LLVM_CODEGEN_MACHINEREGIONINFO_H

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