LLVM  3.7.0
SystemZInstPrinter.h
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1 //==- SystemZInstPrinter.h - Convert SystemZ MCInst to assembly --*- C++ -*-==//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 //
10 // This class prints a SystemZ MCInst to a .s file.
11 //
12 //===----------------------------------------------------------------------===//
13 
14 #ifndef LLVM_LIB_TARGET_SYSTEMZ_INSTPRINTER_SYSTEMZINSTPRINTER_H
15 #define LLVM_LIB_TARGET_SYSTEMZ_INSTPRINTER_SYSTEMZINSTPRINTER_H
16 
17 #include "llvm/MC/MCInstPrinter.h"
18 #include "llvm/Support/Compiler.h"
19 
20 namespace llvm {
21 class MCOperand;
22 
24 public:
26  const MCRegisterInfo &MRI)
27  : MCInstPrinter(MAI, MII, MRI) {}
28 
29  // Automatically generated by tblgen.
30  void printInstruction(const MCInst *MI, 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, raw_ostream &O, StringRef Annot,
44  const MCSubtargetInfo &STI) override;
45 
46 private:
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 printBDVAddrOperand(const MCInst *MI, int OpNum, raw_ostream &O);
53  void printU1ImmOperand(const MCInst *MI, int OpNum, raw_ostream &O);
54  void printU2ImmOperand(const MCInst *MI, int OpNum, raw_ostream &O);
55  void printU3ImmOperand(const MCInst *MI, int OpNum, raw_ostream &O);
56  void printU4ImmOperand(const MCInst *MI, int OpNum, raw_ostream &O);
57  void printU6ImmOperand(const MCInst *MI, int OpNum, raw_ostream &O);
58  void printS8ImmOperand(const MCInst *MI, int OpNum, raw_ostream &O);
59  void printU8ImmOperand(const MCInst *MI, int OpNum, raw_ostream &O);
60  void printU12ImmOperand(const MCInst *MI, int OpNum, raw_ostream &O);
61  void printS16ImmOperand(const MCInst *MI, int OpNum, raw_ostream &O);
62  void printU16ImmOperand(const MCInst *MI, int OpNum, raw_ostream &O);
63  void printS32ImmOperand(const MCInst *MI, int OpNum, raw_ostream &O);
64  void printU32ImmOperand(const MCInst *MI, int OpNum, raw_ostream &O);
65  void printPCRelOperand(const MCInst *MI, int OpNum, raw_ostream &O);
66  void printPCRelTLSOperand(const MCInst *MI, int OpNum, raw_ostream &O);
67  void printAccessRegOperand(const MCInst *MI, int OpNum, raw_ostream &O);
68 
69  // Print the mnemonic for a condition-code mask ("ne", "lh", etc.)
70  // This forms part of the instruction name rather than the operand list.
71  void printCond4Operand(const MCInst *MI, int OpNum, raw_ostream &O);
72 };
73 } // end namespace llvm
74 
75 #endif
void printInstruction(const MCInst *MI, raw_ostream &O)
static void printAddress(unsigned Base, int64_t Disp, unsigned Index, raw_ostream &O)
SystemZInstPrinter(const MCAsmInfo &MAI, const MCInstrInfo &MII, const MCRegisterInfo &MRI)
Instances of this class represent a single low-level machine instruction.
Definition: MCInst.h:150
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:58
static const char * getRegisterName(unsigned RegNo)
Interface to description of machine instruction set.
Definition: MCInstrInfo.h:24
const MCAsmInfo & MAI
Definition: MCInstPrinter.h:44
This is an instance of a target assembly language printer that converts an MCInst to valid target ass...
Definition: MCInstPrinter.h:38
MCSubtargetInfo - Generic base class for all target subtargets.
const MCInstrInfo & MII
Definition: MCInstPrinter.h:45
void printInst(const MCInst *MI, raw_ostream &O, StringRef Annot, const MCSubtargetInfo &STI) override
Print the specified MCInst to the specified raw_ostream.
static void printOperand(const MCOperand &MO, const MCAsmInfo *MAI, raw_ostream &O)
This class implements an extremely fast bulk output stream that can only output to a stream...
Definition: raw_ostream.h:38
StringRef - Represent a constant reference to a string, i.e.
Definition: StringRef.h:40
void printRegName(raw_ostream &O, unsigned RegNo) const override
Print the assembler register name.
Instances of this class represent operands of the MCInst class.
Definition: MCInst.h:33
const MCRegisterInfo & MRI
Definition: MCInstPrinter.h:46