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      1 //===-- HexagonInstPrinter.h - Convert Hexagon MCInst to assembly syntax --===//
      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 Hexagon MCInst to a .s file.
     11 //
     12 //===----------------------------------------------------------------------===//
     13 
     14 #ifndef HEXAGONINSTPRINTER_H
     15 #define HEXAGONINSTPRINTER_H
     16 
     17 #include "HexagonMCInst.h"
     18 #include "llvm/MC/MCInstPrinter.h"
     19 
     20 namespace llvm {
     21   class HexagonInstPrinter : public MCInstPrinter {
     22   public:
     23     explicit HexagonInstPrinter(const MCAsmInfo &MAI,
     24                                 const MCInstrInfo &MII,
     25                                 const MCRegisterInfo &MRI)
     26       : MCInstPrinter(MAI, MII, MRI) {}
     27 
     28     virtual void printInst(const MCInst *MI, raw_ostream &O, StringRef Annot);
     29     void printInst(const HexagonMCInst *MI, raw_ostream &O, StringRef Annot);
     30     virtual StringRef getOpcodeName(unsigned Opcode) const;
     31     void printInstruction(const MCInst *MI, raw_ostream &O);
     32     StringRef getRegName(unsigned RegNo) const;
     33     static const char *getRegisterName(unsigned RegNo);
     34 
     35     void printOperand(const MCInst *MI, unsigned OpNo, raw_ostream &O) const;
     36     void printImmOperand(const MCInst *MI, unsigned OpNo, raw_ostream &O) const;
     37     void printExtOperand(const MCInst *MI, unsigned OpNo, raw_ostream &O) const;
     38     void printUnsignedImmOperand(const MCInst *MI, unsigned OpNo,
     39                                  raw_ostream &O) const;
     40     void printNegImmOperand(const MCInst *MI, unsigned OpNo, raw_ostream &O)
     41            const;
     42     void printNOneImmOperand(const MCInst *MI, unsigned OpNo, raw_ostream &O)
     43            const;
     44     void printMEMriOperand(const MCInst *MI, unsigned OpNo, raw_ostream &O)
     45            const;
     46     void printFrameIndexOperand(const MCInst *MI, unsigned OpNo,
     47                                 raw_ostream &O) const;
     48     void printBranchOperand(const MCInst *MI, unsigned OpNo, raw_ostream &O)
     49            const;
     50     void printCallOperand(const MCInst *MI, unsigned OpNo, raw_ostream &O)
     51            const;
     52     void printAbsAddrOperand(const MCInst *MI, unsigned OpNo, raw_ostream &O)
     53            const;
     54     void printPredicateOperand(const MCInst *MI, unsigned OpNo, raw_ostream &O)
     55            const;
     56     void printGlobalOperand(const MCInst *MI, unsigned OpNo, raw_ostream &O)
     57            const;
     58     void printJumpTable(const MCInst *MI, unsigned OpNo, raw_ostream &O) const;
     59 
     60     void printConstantPool(const MCInst *MI, unsigned OpNo,
     61                            raw_ostream &O) const;
     62 
     63     void printSymbolHi(const MCInst *MI, unsigned OpNo, raw_ostream &O) const
     64       { printSymbol(MI, OpNo, O, true); }
     65     void printSymbolLo(const MCInst *MI, unsigned OpNo, raw_ostream &O) const
     66       { printSymbol(MI, OpNo, O, false); }
     67 
     68     bool isConstExtended(const MCInst *MI) const;
     69   protected:
     70     void printSymbol(const MCInst *MI, unsigned OpNo, raw_ostream &O, bool hi)
     71            const;
     72   };
     73 
     74 } // end namespace llvm
     75 
     76 #endif
     77