SystemZInstPrinter.h revision 360784 
1//==- SystemZInstPrinter.h - Convert SystemZ MCInst to assembly --*- C++ -*-==//
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// This class prints a SystemZ MCInst to a .s file.
10//
11//===----------------------------------------------------------------------===//
12
13#ifndef LLVM_LIB_TARGET_SYSTEMZ_MCTARGETDESC_SYSTEMZINSTPRINTER_H
14#define LLVM_LIB_TARGET_SYSTEMZ_MCTARGETDESC_SYSTEMZINSTPRINTER_H
15
16#include "llvm/MC/MCInstPrinter.h"
17#include <cstdint>
18
19namespace llvm {
20
21class MCOperand;
22
23class SystemZInstPrinter : public MCInstPrinter {
24public:
25  SystemZInstPrinter(const MCAsmInfo &MAI, const MCInstrInfo &MII,
26                     const MCRegisterInfo &MRI)
27    : MCInstPrinter(MAI, MII, MRI) {}
28
29  // Automatically generated by tblgen.
30  void printInstruction(const MCInst *MI, uint64_t Address, raw_ostream &O);
31  static const char *getRegisterName(unsigned RegNo);
32
33  // Print an address with the given base, displacement and index.
34  static void printAddress(unsigned Base, int64_t Disp, unsigned Index,
35                           raw_ostream &O);
36
37  // Print the given operand.
38  static void printOperand(const MCOperand &MO, const MCAsmInfo *MAI,
39                           raw_ostream &O);
40
41  // Override MCInstPrinter.
42  void printRegName(raw_ostream &O, unsigned RegNo) const override;
43  void printInst(const MCInst *MI, uint64_t Address, StringRef Annot,
44                 const MCSubtargetInfo &STI, raw_ostream &O) override;
45
46private:
47  // Print various types of operand.
48  void printOperand(const MCInst *MI, int OpNum, raw_ostream &O);
49  void printBDAddrOperand(const MCInst *MI, int OpNum, raw_ostream &O);
50  void printBDXAddrOperand(const MCInst *MI, int OpNum, raw_ostream &O);
51  void printBDLAddrOperand(const MCInst *MI, int OpNum, raw_ostream &O);
52  void printBDRAddrOperand(const MCInst *MI, int OpNum, raw_ostream &O);
53  void printBDVAddrOperand(const MCInst *MI, int OpNum, raw_ostream &O);
54  void printU1ImmOperand(const MCInst *MI, int OpNum, raw_ostream &O);
55  void printU2ImmOperand(const MCInst *MI, int OpNum, raw_ostream &O);
56  void printU3ImmOperand(const MCInst *MI, int OpNum, raw_ostream &O);
57  void printU4ImmOperand(const MCInst *MI, int OpNum, raw_ostream &O);
58  void printU6ImmOperand(const MCInst *MI, int OpNum, raw_ostream &O);
59  void printS8ImmOperand(const MCInst *MI, int OpNum, raw_ostream &O);
60  void printU8ImmOperand(const MCInst *MI, int OpNum, raw_ostream &O);
61  void printU12ImmOperand(const MCInst *MI, int OpNum, raw_ostream &O);
62  void printS16ImmOperand(const MCInst *MI, int OpNum, raw_ostream &O);
63  void printU16ImmOperand(const MCInst *MI, int OpNum, raw_ostream &O);
64  void printS32ImmOperand(const MCInst *MI, int OpNum, raw_ostream &O);
65  void printU32ImmOperand(const MCInst *MI, int OpNum, raw_ostream &O);
66  void printU48ImmOperand(const MCInst *MI, int OpNum, raw_ostream &O);
67  void printPCRelOperand(const MCInst *MI, int OpNum, raw_ostream &O);
68  void printPCRelTLSOperand(const MCInst *MI, int OpNum, raw_ostream &O);
69
70  // Print the mnemonic for a condition-code mask ("ne", "lh", etc.)
71  // This forms part of the instruction name rather than the operand list.
72  void printCond4Operand(const MCInst *MI, int OpNum, raw_ostream &O);
73};
74
75} // end namespace llvm
76
77#endif // LLVM_LIB_TARGET_SYSTEMZ_MCTARGETDESC_SYSTEMZINSTPRINTER_H
78