LLVM  10.0.0svn
HexagonInstPrinter.h
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1 //===-- HexagonInstPrinter.h - Convert Hexagon MCInst to assembly syntax --===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 //
9 //
10 //===----------------------------------------------------------------------===//
11 
12 #ifndef LLVM_LIB_TARGET_HEXAGON_INSTPRINTER_HEXAGONINSTPRINTER_H
13 #define LLVM_LIB_TARGET_HEXAGON_INSTPRINTER_HEXAGONINSTPRINTER_H
14 
15 #include "llvm/MC/MCInstPrinter.h"
16 
17 namespace llvm {
18 /// Prints bundles as a newline separated list of individual instructions
19 /// Duplexes are separated by a vertical tab \v character
20 /// A trailing line includes bundle properties such as endloop0/1
21 ///
22 /// r0 = add(r1, r2)
23 /// r0 = #0 \v jump 0x0
24 /// :endloop0 :endloop1
26 public:
27  explicit HexagonInstPrinter(MCAsmInfo const &MAI, MCInstrInfo const &MII,
28  MCRegisterInfo const &MRI)
29  : MCInstPrinter(MAI, MII, MRI), MII(MII) {}
30 
31  void printInst(MCInst const *MI, raw_ostream &O, StringRef Annot,
32  const MCSubtargetInfo &STI) override;
33  void printRegName(raw_ostream &O, unsigned RegNo) const override;
34 
35  static char const *getRegisterName(unsigned RegNo);
36 
37  void printInstruction(MCInst const *MI, raw_ostream &O);
38  void printOperand(MCInst const *MI, unsigned OpNo, raw_ostream &O) const;
39  void printBrtarget(MCInst const *MI, unsigned OpNo, raw_ostream &O) const;
40 
41  MCAsmInfo const &getMAI() const { return MAI; }
42  MCInstrInfo const &getMII() const { return MII; }
43 
44 private:
45  MCInstrInfo const &MII;
46  bool HasExtender = false;
47 };
48 
49 } // end namespace llvm
50 
51 #endif
MCAsmInfo const & getMAI() const
void printRegName(raw_ostream &O, unsigned RegNo) const override
Print the assembler register name.
This class represents lattice values for constants.
Definition: AllocatorList.h:23
void printBrtarget(MCInst const *MI, unsigned OpNo, raw_ostream &O) const
MCInstrInfo const & getMII() const
void printInst(MCInst const *MI, raw_ostream &O, StringRef Annot, const MCSubtargetInfo &STI) override
Print the specified MCInst to the specified raw_ostream.
Instances of this class represent a single low-level machine instruction.
Definition: MCInst.h:158
MCRegisterInfo base class - We assume that the target defines a static array of MCRegisterDesc object...
This class is intended to be used as a base class for asm properties and features specific to the tar...
Definition: MCAsmInfo.h:56
Interface to description of machine instruction set.
Definition: MCInstrInfo.h:23
Prints bundles as a newline separated list of individual instructions Duplexes are separated by a ver...
void printInstruction(MCInst const *MI, raw_ostream &O)
const MCAsmInfo & MAI
Definition: MCInstPrinter.h:45
This is an instance of a target assembly language printer that converts an MCInst to valid target ass...
Definition: MCInstPrinter.h:39
Generic base class for all target subtargets.
static char const * getRegisterName(unsigned RegNo)
This class implements an extremely fast bulk output stream that can only output to a stream...
Definition: raw_ostream.h:45
HexagonInstPrinter(MCAsmInfo const &MAI, MCInstrInfo const &MII, MCRegisterInfo const &MRI)
IRTranslator LLVM IR MI
StringRef - Represent a constant reference to a string, i.e.
Definition: StringRef.h:48
void printOperand(MCInst const *MI, unsigned OpNo, raw_ostream &O) const
const MCRegisterInfo & MRI
Definition: MCInstPrinter.h:47