LLVM  9.0.0svn
AVRInstPrinter.h
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1 //===- AVRInstPrinter.h - Convert AVR MCInst to assembly syntax -*- 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 an AVR MCInst to a .s file.
10 //
11 //===----------------------------------------------------------------------===//
12 
13 #ifndef LLVM_AVR_INST_PRINTER_H
14 #define LLVM_AVR_INST_PRINTER_H
15 
16 #include "llvm/MC/MCInstPrinter.h"
17 
19 
20 namespace llvm {
21 
22 /// Prints AVR instructions to a textual stream.
23 class AVRInstPrinter : public MCInstPrinter {
24 public:
26  const MCRegisterInfo &MRI)
27  : MCInstPrinter(MAI, MII, MRI) {}
28 
29  static const char *getPrettyRegisterName(unsigned RegNo,
30  MCRegisterInfo const &MRI);
31 
32  void printInst(const MCInst *MI, raw_ostream &O, StringRef Annot,
33  const MCSubtargetInfo &STI) override;
34 
35 private:
36  static const char *getRegisterName(unsigned RegNo,
37  unsigned AltIdx = AVR::NoRegAltName);
38 
39  void printOperand(const MCInst *MI, unsigned OpNo, raw_ostream &O);
40  void printPCRelImm(const MCInst *MI, unsigned OpNo, raw_ostream &O);
41  void printMemri(const MCInst *MI, unsigned OpNo, raw_ostream &O);
42 
43  // Autogenerated by TableGen.
44  void printInstruction(const MCInst *MI, raw_ostream &O);
45  bool printAliasInstr(const MCInst *MI, raw_ostream &O);
46  void printCustomAliasOperand(const MCInst *MI, unsigned OpIdx,
47  unsigned PrintMethodIdx, raw_ostream &O);
48 };
49 
50 } // end namespace llvm
51 
52 #endif // LLVM_AVR_INST_PRINTER_H
53 
This class represents lattice values for constants.
Definition: AllocatorList.h:23
Prints AVR instructions to a textual stream.
Instances of this class represent a single low-level machine instruction.
Definition: MCInst.h:158
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:56
Interface to description of machine instruction set.
Definition: MCInstrInfo.h:23
AVRInstPrinter(const MCAsmInfo &MAI, const MCInstrInfo &MII, const MCRegisterInfo &MRI)
void printInst(const MCInst *MI, raw_ostream &O, StringRef Annot, const MCSubtargetInfo &STI) override
Print the specified MCInst to the specified raw_ostream.
const MCAsmInfo & MAI
Definition: MCInstPrinter.h:45
This is an instance of a target assembly language printer that converts an MCInst to valid target ass...
Definition: MCInstPrinter.h:39
Generic base class for all target subtargets.
const MCInstrInfo & MII
Definition: MCInstPrinter.h:46
static const char * getPrettyRegisterName(unsigned RegNo, MCRegisterInfo const &MRI)
This class implements an extremely fast bulk output stream that can only output to a stream...
Definition: raw_ostream.h:45
IRTranslator LLVM IR MI
StringRef - Represent a constant reference to a string, i.e.
Definition: StringRef.h:48
const MCRegisterInfo & MRI
Definition: MCInstPrinter.h:47