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📄 AsmMatcherEmitter.cpp(149.98 KB)
📄 AsmWriterEmitter.cpp(46.29 KB)
📄 AsmWriterInst.cpp(7.57 KB)
📄 AsmWriterInst.h(3.83 KB)
📄 Attributes.cpp(3.12 KB)
📄 CTagsEmitter.cpp(2.52 KB)
📄 CallingConvEmitter.cpp(11.74 KB)
📄 CodeEmitterGen.cpp(22.5 KB)
📄 CodeGenDAGPatterns.cpp(168.72 KB)
📄 CodeGenDAGPatterns.h(47.85 KB)
📄 CodeGenHwModes.cpp(3.45 KB)
📄 CodeGenHwModes.h(1.84 KB)
📄 CodeGenInstruction.cpp(30.97 KB)
📄 CodeGenInstruction.h(13.7 KB)
📄 CodeGenIntrinsics.h(6.6 KB)
📄 CodeGenMapTable.cpp(23.38 KB)
📄 CodeGenRegisters.cpp(90.68 KB)
📄 CodeGenRegisters.h(29.9 KB)
📄 CodeGenSchedule.cpp(84.92 KB)
📄 CodeGenSchedule.h(23.14 KB)
📄 CodeGenTarget.cpp(32.63 KB)
📄 CodeGenTarget.h(7.22 KB)
📄 DAGISelEmitter.cpp(6.92 KB)
📄 DAGISelMatcher.cpp(13.53 KB)
📄 DAGISelMatcher.h(37.72 KB)
📄 DAGISelMatcherEmitter.cpp(37.44 KB)
📄 DAGISelMatcherGen.cpp(44.06 KB)
📄 DAGISelMatcherOpt.cpp(17.35 KB)
📄 DFAEmitter.cpp(13.11 KB)
📄 DFAEmitter.h(3.96 KB)
📄 DFAPacketizerEmitter.cpp(13.02 KB)
📄 DirectiveEmitter.cpp(20.15 KB)
📄 DisassemblerEmitter.cpp(7.02 KB)
📄 ExegesisEmitter.cpp(7.39 KB)
📄 FastISelEmitter.cpp(30.83 KB)
📄 FixedLenDecoderEmitter.cpp(90.04 KB)
📄 GICombinerEmitter.cpp(40.12 KB)
📁 GlobalISel
📄 GlobalISelEmitter.cpp(215.56 KB)
📄 InfoByHwMode.cpp(6.69 KB)
📄 InfoByHwMode.h(5.74 KB)
📄 InstrDocsEmitter.cpp(7.05 KB)
📄 InstrInfoEmitter.cpp(31.52 KB)
📄 IntrinsicEmitter.cpp(32.87 KB)
📄 OptEmitter.cpp(2.9 KB)
📄 OptEmitter.h(575 B)
📄 OptParserEmitter.cpp(15.16 KB)
📄 OptRSTEmitter.cpp(2.71 KB)
📄 PredicateExpander.cpp(17.39 KB)
📄 PredicateExpander.h(5.19 KB)
📄 PseudoLoweringEmitter.cpp(11.8 KB)
📄 RISCVCompressInstEmitter.cpp(39.23 KB)
📄 RegisterBankEmitter.cpp(12.52 KB)
📄 RegisterInfoEmitter.cpp(61.32 KB)
📄 SDNodeProperties.cpp(1.9 KB)
📄 SDNodeProperties.h(985 B)
📄 SearchableTableEmitter.cpp(26.81 KB)
📄 SequenceToOffsetTable.h(8.49 KB)
📄 SubtargetEmitter.cpp(70.77 KB)
📄 SubtargetFeatureInfo.cpp(5.72 KB)
📄 SubtargetFeatureInfo.h(4.05 KB)
📄 TableGen.cpp(9.7 KB)
📄 TableGenBackends.h(4.62 KB)
📄 Types.cpp(1.46 KB)
📄 Types.h(900 B)
📄 WebAssemblyDisassemblerEmitter.cpp(6.79 KB)
📄 WebAssemblyDisassemblerEmitter.h(980 B)
📄 X86DisassemblerShared.h(1.88 KB)
📄 X86DisassemblerTables.cpp(42.64 KB)
📄 X86DisassemblerTables.h(11.7 KB)
📄 X86EVEX2VEXTablesEmitter.cpp(8.77 KB)
📄 X86FoldTablesEmitter.cpp(26.09 KB)
📄 X86ModRMFilters.cpp(636 B)
📄 X86ModRMFilters.h(4.69 KB)
📄 X86RecognizableInstr.cpp(47.05 KB)
📄 X86RecognizableInstr.h(14.13 KB)

Editing: SubtargetFeatureInfo.h

//===- SubtargetFeatureInfo.h - Helpers for subtarget features --*- 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_UTIL_TABLEGEN_SUBTARGETFEATUREINFO_H
#define LLVM_UTIL_TABLEGEN_SUBTARGETFEATUREINFO_H

#include "llvm/TableGen/Error.h"
#include "llvm/TableGen/Record.h"

#include <map>
#include <string>
#include <vector>

namespace llvm {
class Record;
class RecordKeeper;

struct SubtargetFeatureInfo;
using SubtargetFeatureInfoMap = std::map<Record *, SubtargetFeatureInfo, LessRecordByID>;

/// Helper class for storing information on a subtarget feature which
/// participates in instruction matching.
struct SubtargetFeatureInfo {
  /// The predicate record for this feature.
  Record *TheDef;

/// An unique index assigned to represent this feature.
  uint64_t Index;

SubtargetFeatureInfo(Record *D, uint64_t Idx) : TheDef(D), Index(Idx) {}

/// The name of the enumerated constant identifying this feature.
  std::string getEnumName() const {
    return "Feature_" + TheDef->getName().str();
  }

/// The name of the enumerated constant identifying the bitnumber for
  /// this feature.
  std::string getEnumBitName() const {
    return "Feature_" + TheDef->getName().str() + "Bit";
  }

bool mustRecomputePerFunction() const {
    return TheDef->getValueAsBit("RecomputePerFunction");
  }

void dump() const;
  static std::vector<std::pair<Record *, SubtargetFeatureInfo>>
  getAll(const RecordKeeper &Records);

/// Emit the subtarget feature flag definitions.
  ///
  /// This version emits the bit index for the feature and can therefore support
  /// more than 64 feature bits.
  static void
  emitSubtargetFeatureBitEnumeration(SubtargetFeatureInfoMap &SubtargetFeatures,
                                     raw_ostream &OS);

static void emitNameTable(SubtargetFeatureInfoMap &SubtargetFeatures,
                            raw_ostream &OS);

/// Emit the function to compute the list of available features given a
  /// subtarget.
  ///
  /// This version is used for subtarget features defined using Predicate<>
  /// and supports more than 64 feature bits.
  ///
  /// \param TargetName The name of the target as used in class prefixes (e.g.
  ///                   <TargetName>Subtarget)
  /// \param ClassName  The name of the class (without the <Target> prefix)
  ///                   that will contain the generated functions.
  /// \param FuncName   The name of the function to emit.
  /// \param SubtargetFeatures A map of TableGen records to the
  ///                          SubtargetFeatureInfo equivalent.
  /// \param ExtraParams Additional arguments to the generated function.
  static void
  emitComputeAvailableFeatures(StringRef TargetName, StringRef ClassName,
                               StringRef FuncName,
                               SubtargetFeatureInfoMap &SubtargetFeatures,
                               raw_ostream &OS, StringRef ExtraParams = "");

/// Emit the function to compute the list of available features given a
  /// subtarget.
  ///
  /// This version is used for subtarget features defined using
  /// AssemblerPredicate<> and supports up to 64 feature bits.
  ///
  /// \param TargetName The name of the target as used in class prefixes (e.g.
  ///                   <TargetName>Subtarget)
  /// \param ClassName  The name of the class (without the <Target> prefix)
  ///                   that will contain the generated functions.
  /// \param FuncName   The name of the function to emit.
  /// \param SubtargetFeatures A map of TableGen records to the
  ///                          SubtargetFeatureInfo equivalent.
  static void emitComputeAssemblerAvailableFeatures(
      StringRef TargetName, StringRef ClassName, StringRef FuncName,
      SubtargetFeatureInfoMap &SubtargetFeatures, raw_ostream &OS);
};
} // end namespace llvm

#endif // LLVM_UTIL_TABLEGEN_SUBTARGETFEATUREINFO_H

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Editing: SubtargetFeatureInfo.h

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