LLVM  17.0.0git
SystemZInstPrinter.h
Go to the documentation of this file.
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 "SystemZMCAsmInfo.h"
17 #include "llvm/MC/MCInstPrinter.h"
18 #include <cstdint>
19 
20 namespace llvm {
21 
22 class MCOperand;
23 
25 public:
27  const MCRegisterInfo &MRI)
28  : MCInstPrinter(MAI, MII, MRI) {}
29 
30  // Automatically generated by tblgen.
31  std::pair<const char *, uint64_t> getMnemonic(const MCInst *MI) override;
32  void printInstruction(const MCInst *MI, uint64_t Address, raw_ostream &O);
33  static const char *getRegisterName(MCRegister Reg);
34 
35  // Print an address with the given base, displacement and index.
36  void printAddress(const MCAsmInfo *MAI, MCRegister Base,
37  const MCOperand &DispMO, MCRegister Index, raw_ostream &O);
38 
39  // Print the given operand.
40  void printOperand(const MCOperand &MO, const MCAsmInfo *MAI, raw_ostream &O);
41 
43  raw_ostream &O) const;
44 
45  // Override MCInstPrinter.
46  void printRegName(raw_ostream &O, MCRegister Reg) const override;
47 
48  void printInst(const MCInst *MI, uint64_t Address, StringRef Annot,
49  const MCSubtargetInfo &STI, raw_ostream &O) override;
50 
51 private:
52  template <unsigned N>
53  void printUImmOperand(const MCInst *MI, int OpNum, raw_ostream &O);
54  template <unsigned N>
55  void printSImmOperand(const MCInst *MI, int OpNum, raw_ostream &O);
56 
57  // Print various types of operand.
58  void printOperand(const MCInst *MI, int OpNum, raw_ostream &O);
59  void printOperand(const MCInst *MI, uint64_t /*Address*/, unsigned OpNum,
60  raw_ostream &O) {
61  printOperand(MI, OpNum, O);
62  }
63  void printBDAddrOperand(const MCInst *MI, int OpNum, raw_ostream &O);
64  void printBDXAddrOperand(const MCInst *MI, int OpNum, raw_ostream &O);
65  void printBDLAddrOperand(const MCInst *MI, int OpNum, raw_ostream &O);
66  void printBDRAddrOperand(const MCInst *MI, int OpNum, raw_ostream &O);
67  void printBDVAddrOperand(const MCInst *MI, int OpNum, raw_ostream &O);
68  void printU1ImmOperand(const MCInst *MI, int OpNum, raw_ostream &O);
69  void printU2ImmOperand(const MCInst *MI, int OpNum, raw_ostream &O);
70  void printU3ImmOperand(const MCInst *MI, int OpNum, raw_ostream &O);
71  void printU4ImmOperand(const MCInst *MI, int OpNum, raw_ostream &O);
72  void printU6ImmOperand(const MCInst *MI, int OpNum, raw_ostream &O);
73  void printS8ImmOperand(const MCInst *MI, int OpNum, raw_ostream &O);
74  void printU8ImmOperand(const MCInst *MI, int OpNum, raw_ostream &O);
75  void printU12ImmOperand(const MCInst *MI, int OpNum, raw_ostream &O);
76  void printS16ImmOperand(const MCInst *MI, int OpNum, raw_ostream &O);
77  void printU16ImmOperand(const MCInst *MI, int OpNum, raw_ostream &O);
78  void printS32ImmOperand(const MCInst *MI, int OpNum, raw_ostream &O);
79  void printU32ImmOperand(const MCInst *MI, int OpNum, raw_ostream &O);
80  void printU48ImmOperand(const MCInst *MI, int OpNum, raw_ostream &O);
81  void printPCRelOperand(const MCInst *MI, int OpNum, raw_ostream &O);
82  void printPCRelOperand(const MCInst *MI, uint64_t /*Address*/, int OpNum,
83  raw_ostream &O) {
84  printPCRelOperand(MI, OpNum, O);
85  }
86  void printPCRelTLSOperand(const MCInst *MI, uint64_t Address, int OpNum,
87  raw_ostream &O);
88 
89  // Print the mnemonic for a condition-code mask ("ne", "lh", etc.)
90  // This forms part of the instruction name rather than the operand list.
91  void printCond4Operand(const MCInst *MI, int OpNum, raw_ostream &O);
92 };
93 
94 } // end namespace llvm
95 
96 #endif // LLVM_LIB_TARGET_SYSTEMZ_MCTARGETDESC_SYSTEMZINSTPRINTER_H
llvm::SystemZInstPrinter::getMnemonic
std::pair< const char *, uint64_t > getMnemonic(const MCInst *MI) override
Returns a pair containing the mnemonic for MI and the number of bits left for further processing by p...
llvm::MCInstPrinter::MII
const MCInstrInfo & MII
Definition: MCInstPrinter.h:51
MI
IRTranslator LLVM IR MI
Definition: IRTranslator.cpp:109
llvm
This is an optimization pass for GlobalISel generic memory operations.
Definition: AddressRanges.h:18
llvm::SystemZInstPrinter::printInst
void printInst(const MCInst *MI, uint64_t Address, StringRef Annot, const MCSubtargetInfo &STI, raw_ostream &O) override
Print the specified MCInst to the specified raw_ostream.
Definition: SystemZInstPrinter.cpp:76
llvm::MCAsmInfo
This class is intended to be used as a base class for asm properties and features specific to the tar...
Definition: MCAsmInfo.h:56
llvm::SystemZInstPrinter::getRegisterName
static const char * getRegisterName(MCRegister Reg)
llvm::X86Disassembler::Reg
Reg
All possible values of the reg field in the ModR/M byte.
Definition: X86DisassemblerDecoder.h:462
llvm::SystemZInstPrinter::SystemZInstPrinter
SystemZInstPrinter(const MCAsmInfo &MAI, const MCInstrInfo &MII, const MCRegisterInfo &MRI)
Definition: SystemZInstPrinter.h:26
llvm::MCInst
Instances of this class represent a single low-level machine instruction.
Definition: MCInst.h:184
llvm::SystemZInstPrinter::printOperand
void printOperand(const MCOperand &MO, const MCAsmInfo *MAI, raw_ostream &O)
Definition: SystemZInstPrinter.cpp:44
llvm::MCInstPrinter::MRI
const MCRegisterInfo & MRI
Definition: MCInstPrinter.h:52
llvm::SystemZInstPrinter::printFormattedRegName
void printFormattedRegName(const MCAsmInfo *MAI, MCRegister Reg, raw_ostream &O) const
Definition: SystemZInstPrinter.cpp:60
llvm::SystemZInstPrinter::printAddress
void printAddress(const MCAsmInfo *MAI, MCRegister Base, const MCOperand &DispMO, MCRegister Index, raw_ostream &O)
Definition: SystemZInstPrinter.cpp:27
llvm::dwarf::Index
Index
Definition: Dwarf.h:550
llvm::SystemZInstPrinter
Definition: SystemZInstPrinter.h:24
llvm::raw_ostream
This class implements an extremely fast bulk output stream that can only output to a stream.
Definition: raw_ostream.h:52
MCInstPrinter.h
llvm::RISCVFenceField::O
@ O
Definition: RISCVBaseInfo.h:274
llvm::SystemZInstPrinter::printRegName
void printRegName(raw_ostream &O, MCRegister Reg) const override
Print the assembler register name.
Definition: SystemZInstPrinter.cpp:72
uint64_t
llvm::MCInstPrinter
This is an instance of a target assembly language printer that converts an MCInst to valid target ass...
Definition: MCInstPrinter.h:44
llvm::StringRef
StringRef - Represent a constant reference to a string, i.e.
Definition: StringRef.h:50
llvm::SystemZInstPrinter::printInstruction
void printInstruction(const MCInst *MI, uint64_t Address, raw_ostream &O)
llvm::MCRegisterInfo
MCRegisterInfo base class - We assume that the target defines a static array of MCRegisterDesc object...
Definition: MCRegisterInfo.h:135
llvm::MCInstrInfo
Interface to description of machine instruction set.
Definition: MCInstrInfo.h:26
llvm::MCInstPrinter::MAI
const MCAsmInfo & MAI
Definition: MCInstPrinter.h:50
llvm::MCOperand
Instances of this class represent operands of the MCInst class.
Definition: MCInst.h:36
llvm::MCSubtargetInfo
Generic base class for all target subtargets.
Definition: MCSubtargetInfo.h:76
llvm::MCRegister
Wrapper class representing physical registers. Should be passed by value.
Definition: MCRegister.h:24
SystemZMCAsmInfo.h