lib/Target/SystemZ/MCTargetDesc/SystemZInstPrinter.h

   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
  19 namespace llvm {
  20
  21 class MCOperand;
  22
  23 class SystemZInstPrinter : public MCInstPrinter {
  24 public:
  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, 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 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