/usr/include/llvm-5.0/llvm/MC/MCInstPrinter.h is in llvm-5.0-dev 1:5.0.1-4.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 | //===- MCInstPrinter.h - MCInst to target assembly syntax -------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_MC_MCINSTPRINTER_H
#define LLVM_MC_MCINSTPRINTER_H
#include "llvm/Support/Format.h"
#include <cstdint>
namespace llvm {
template <typename T> class ArrayRef;
class MCAsmInfo;
class MCInst;
class MCInstrInfo;
class MCRegisterInfo;
class MCSubtargetInfo;
class raw_ostream;
class StringRef;
/// Convert `Bytes' to a hex string and output to `OS'
void dumpBytes(ArrayRef<uint8_t> Bytes, raw_ostream &OS);
namespace HexStyle {
enum Style {
C, ///< 0xff
Asm ///< 0ffh
};
} // end namespace HexStyle
/// \brief This is an instance of a target assembly language printer that
/// converts an MCInst to valid target assembly syntax.
class MCInstPrinter {
protected:
/// \brief A stream that comments can be emitted to if desired. Each comment
/// must end with a newline. This will be null if verbose assembly emission
/// is disable.
raw_ostream *CommentStream = nullptr;
const MCAsmInfo &MAI;
const MCInstrInfo &MII;
const MCRegisterInfo &MRI;
/// True if we are printing marked up assembly.
bool UseMarkup = false;
/// True if we are printing immediates as hex.
bool PrintImmHex = false;
/// Which style to use for printing hexadecimal values.
HexStyle::Style PrintHexStyle = HexStyle::C;
/// Utility function for printing annotations.
void printAnnotation(raw_ostream &OS, StringRef Annot);
public:
MCInstPrinter(const MCAsmInfo &mai, const MCInstrInfo &mii,
const MCRegisterInfo &mri) : MAI(mai), MII(mii), MRI(mri) {}
virtual ~MCInstPrinter();
/// \brief Specify a stream to emit comments to.
void setCommentStream(raw_ostream &OS) { CommentStream = &OS; }
/// \brief Print the specified MCInst to the specified raw_ostream.
virtual void printInst(const MCInst *MI, raw_ostream &OS, StringRef Annot,
const MCSubtargetInfo &STI) = 0;
/// \brief Return the name of the specified opcode enum (e.g. "MOV32ri") or
/// empty if we can't resolve it.
StringRef getOpcodeName(unsigned Opcode) const;
/// \brief Print the assembler register name.
virtual void printRegName(raw_ostream &OS, unsigned RegNo) const;
bool getUseMarkup() const { return UseMarkup; }
void setUseMarkup(bool Value) { UseMarkup = Value; }
/// Utility functions to make adding mark ups simpler.
StringRef markup(StringRef s) const;
StringRef markup(StringRef a, StringRef b) const;
bool getPrintImmHex() const { return PrintImmHex; }
void setPrintImmHex(bool Value) { PrintImmHex = Value; }
HexStyle::Style getPrintHexStyle() const { return PrintHexStyle; }
void setPrintHexStyle(HexStyle::Style Value) { PrintHexStyle = Value; }
/// Utility function to print immediates in decimal or hex.
format_object<int64_t> formatImm(int64_t Value) const {
return PrintImmHex ? formatHex(Value) : formatDec(Value);
}
/// Utility functions to print decimal/hexadecimal values.
format_object<int64_t> formatDec(int64_t Value) const;
format_object<int64_t> formatHex(int64_t Value) const;
format_object<uint64_t> formatHex(uint64_t Value) const;
};
} // end namespace llvm
#endif // LLVM_MC_MCINSTPRINTER_H
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