LLVM  8.0.0svn
AVRInstPrinter.h
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1 //===- AVRInstPrinter.h - Convert AVR MCInst to assembly syntax -*- 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 an AVR MCInst to a .s file.
11 //
12 //===----------------------------------------------------------------------===//
13 
14 #ifndef LLVM_AVR_INST_PRINTER_H
15 #define LLVM_AVR_INST_PRINTER_H
16 
17 #include "llvm/MC/MCInstPrinter.h"
18 
20 
21 namespace llvm {
22 
23 /// Prints AVR instructions to a textual stream.
24 class AVRInstPrinter : public MCInstPrinter {
25 public:
27  const MCRegisterInfo &MRI)
28  : MCInstPrinter(MAI, MII, MRI) {}
29 
30  static const char *getPrettyRegisterName(unsigned RegNo,
31  MCRegisterInfo const &MRI);
32 
33  void printInst(const MCInst *MI, raw_ostream &O, StringRef Annot,
34  const MCSubtargetInfo &STI) override;
35 
36 private:
37  static const char *getRegisterName(unsigned RegNo,
38  unsigned AltIdx = AVR::NoRegAltName);
39 
40  void printOperand(const MCInst *MI, unsigned OpNo, raw_ostream &O);
41  void printPCRelImm(const MCInst *MI, unsigned OpNo, raw_ostream &O);
42  void printMemri(const MCInst *MI, unsigned OpNo, raw_ostream &O);
43 
44  // Autogenerated by TableGen.
45  void printInstruction(const MCInst *MI, raw_ostream &O);
46  bool printAliasInstr(const MCInst *MI, raw_ostream &O);
47  void printCustomAliasOperand(const MCInst *MI, unsigned OpIdx,
48  unsigned PrintMethodIdx, raw_ostream &O);
49 };
50 
51 } // end namespace llvm
52 
53 #endif // LLVM_AVR_INST_PRINTER_H
54 
This class represents lattice values for constants.
Definition: AllocatorList.h:24
Prints AVR instructions to a textual stream.
Instances of this class represent a single low-level machine instruction.
Definition: MCInst.h:161
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:24
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:46
This is an instance of a target assembly language printer that converts an MCInst to valid target ass...
Definition: MCInstPrinter.h:40
Generic base class for all target subtargets.
const MCInstrInfo & MII
Definition: MCInstPrinter.h:47
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:46
IRTranslator LLVM IR MI
StringRef - Represent a constant reference to a string, i.e.
Definition: StringRef.h:49
const MCRegisterInfo & MRI
Definition: MCInstPrinter.h:48