HexagonInstPrinter.h revision 360784
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
17namespace 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
25class HexagonInstPrinter : public MCInstPrinter {
26public:
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, uint64_t Address, StringRef Annot,
32                 const MCSubtargetInfo &STI, raw_ostream &O) override;
33  void printRegName(raw_ostream &O, unsigned RegNo) const override;
34
35  static char const *getRegisterName(unsigned RegNo);
36
37  void printInstruction(const MCInst *MI, uint64_t Address, 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
44private:
45  MCInstrInfo const &MII;
46  bool HasExtender = false;
47};
48
49} // end namespace llvm
50
51#endif
52