llvm/lib/Target/M68k/M68kAsmPrinter.h

   1 //===-- M68kAsmPrinter.h - M68k LLVM Assembly Printer -----------*- 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 /// \file
  10 /// This file contains M68k assembler printer declarations.
  11 ///
  12 //===----------------------------------------------------------------------===//
  13
  14 #ifndef LLVM_LIB_TARGET_M68K_M68KASMPRINTER_H
  15 #define LLVM_LIB_TARGET_M68K_M68KASMPRINTER_H
  16
  17 #include "M68kMCInstLower.h"
  18 #include "M68kTargetMachine.h"
  19 #include "MCTargetDesc/M68kMemOperandPrinter.h"
  20
  21 #include "llvm/CodeGen/AsmPrinter.h"
  22 #include "llvm/MC/MCStreamer.h"
  23 #include "llvm/Support/Compiler.h"
  24 #include "llvm/Target/TargetMachine.h"
  25 #include <memory>
  26 #include <utility>
  27
  28 namespace llvm {
  29 class MCStreamer;
  30 class MachineInstr;
  31 class MachineBasicBlock;
  32 class Module;
  33 class raw_ostream;
  34
  35 class M68kSubtarget;
  36 class M68kMachineFunctionInfo;
  37
  38 class LLVM_LIBRARY_VISIBILITY M68kAsmPrinter
  39     : public AsmPrinter,
  40       public M68kMemOperandPrinter<M68kAsmPrinter, MachineInstr> {
  41
  42   friend class M68kMemOperandPrinter;
  43
  44   void EmitInstrWithMacroNoAT(const MachineInstr *MI);
  45
  46   void printOperand(const MachineInstr *MI, int OpNum, raw_ostream &OS);
  47
  48   void printDisp(const MachineInstr *MI, unsigned OpNum, raw_ostream &OS);
  49   void printAbsMem(const MachineInstr *MI, unsigned OpNum, raw_ostream &OS);
  50
  51 public:
  52   const M68kSubtarget *Subtarget;
  53   const M68kMachineFunctionInfo *MMFI;
  54   std::unique_ptr<M68kMCInstLower> MCInstLowering;
  55
  56   explicit M68kAsmPrinter(TargetMachine &TM,
  57                           std::unique_ptr<MCStreamer> Streamer)
  58       : AsmPrinter(TM, std::move(Streamer)) {
  59     Subtarget = static_cast<M68kTargetMachine &>(TM).getSubtargetImpl();
  60   }
  61
  62   StringRef getPassName() const override { return "M68k Assembly Printer"; }
  63
  64   virtual bool runOnMachineFunction(MachineFunction &MF) override;
  65
  66   bool PrintAsmOperand(const MachineInstr *MI, unsigned OpNo,
  67                        const char *ExtraCode, raw_ostream &OS) override;
  68   bool PrintAsmMemoryOperand(const MachineInstr *MI, unsigned OpNo,
  69                              const char *ExtraCode, raw_ostream &OS) override;
  70
  71   void emitInstruction(const MachineInstr *MI) override;
  72   void emitFunctionBodyStart() override;
  73   void emitFunctionBodyEnd() override;
  74   void emitStartOfAsmFile(Module &M) override;
  75   void emitEndOfAsmFile(Module &M) override;
  76 };
  77 } // namespace llvm
  78
  79 #endif // LLVM_LIB_TARGET_M68K_M68KASMPRINTER_H