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//===--------------------- PredicateExpander.h ----------------------------===//
// The LLVM Compiler Infrastructure
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
/// \file
/// Functionalities used by the Tablegen backends to expand machine predicates.
/// See file llvm/Target/ for a full list and description
/// of all the supported MCInstPredicate classes.
#include "llvm/ADT/StringRef.h"
#include "llvm/Support/FormattedStream.h"
#include "llvm/TableGen/Record.h"
namespace llvm {
class formatted_raw_ostream;
class PredicateExpander {
bool EmitCallsByRef;
bool NegatePredicate;
bool ExpandForMC;
unsigned IndentLevel;
PredicateExpander(const PredicateExpander &) = delete;
PredicateExpander &operator=(const PredicateExpander &) = delete;
: EmitCallsByRef(true), NegatePredicate(false), ExpandForMC(false),
IndentLevel(1U) {}
bool isByRef() const { return EmitCallsByRef; }
bool shouldNegate() const { return NegatePredicate; }
bool shouldExpandForMC() const { return ExpandForMC; }
unsigned getIndentLevel() const { return IndentLevel; }
void setByRef(bool Value) { EmitCallsByRef = Value; }
void flipNegatePredicate() { NegatePredicate = !NegatePredicate; }
void setNegatePredicate(bool Value) { NegatePredicate = Value; }
void setExpandForMC(bool Value) { ExpandForMC = Value; }
void increaseIndentLevel() { ++IndentLevel; }
void decreaseIndentLevel() { --IndentLevel; }
void setIndentLevel(unsigned Level) { IndentLevel = Level; }
using RecVec = std::vector<Record *>;
void expandTrue(formatted_raw_ostream &OS);
void expandFalse(formatted_raw_ostream &OS);
void expandCheckImmOperand(formatted_raw_ostream &OS, int OpIndex,
int ImmVal);
void expandCheckImmOperand(formatted_raw_ostream &OS, int OpIndex,
StringRef ImmVal);
void expandCheckRegOperand(formatted_raw_ostream &OS, int OpIndex,
const Record *Reg);
void expandCheckSameRegOperand(formatted_raw_ostream &OS, int First,
int Second);
void expandCheckNumOperands(formatted_raw_ostream &OS, int NumOps);
void expandCheckOpcode(formatted_raw_ostream &OS, const Record *Inst);
void expandCheckPseudo(formatted_raw_ostream &OS, const RecVec &Opcodes);
void expandCheckOpcode(formatted_raw_ostream &OS, const RecVec &Opcodes);
void expandPredicateSequence(formatted_raw_ostream &OS,
const RecVec &Sequence, bool IsCheckAll);
void expandTIIFunctionCall(formatted_raw_ostream &OS, StringRef TargetName,
StringRef MethodName);
void expandCheckIsRegOperand(formatted_raw_ostream &OS, int OpIndex);
void expandCheckIsImmOperand(formatted_raw_ostream &OS, int OpIndex);
void expandCheckInvalidRegOperand(formatted_raw_ostream &OS, int OpIndex);
void expandCheckFunctionPredicate(formatted_raw_ostream &OS,
StringRef MCInstFn,
StringRef MachineInstrFn);
void expandCheckNonPortable(formatted_raw_ostream &OS, StringRef CodeBlock);
void expandPredicate(formatted_raw_ostream &OS, const Record *Rec);
} // namespace llvm