opcodes/arc-dis.h

   1 /* Disassembler structures definitions for the ARC.
   2    Copyright 1994, 1995, 1997, 1998, 2000, 2001, 2007
   3    Free Software Foundation, Inc.
   4    Contributed by Doug Evans (dje@cygnus.com).
   5
   6    This file is part of libopcodes.
   7
   8    This library is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 3, or (at your option)
  11    any later version.
  12
  13    It is distributed in the hope that it will be useful, but WITHOUT
  14    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  15    or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
  16    License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with this program; if not, write to the Free Software Foundation,
  20    Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */
  21
  22 #ifndef ARCDIS_H
  23 #define ARCDIS_H
  24
  25 enum
  26 {
  27   BR_exec_when_no_jump,
  28   BR_exec_always,
  29   BR_exec_when_jump
  30 };
  31
  32 enum Flow
  33 {
  34   noflow,
  35   direct_jump,
  36   direct_call,
  37   indirect_jump,
  38   indirect_call,
  39   invalid_instr
  40 };
  41
  42 enum { no_reg = 99 };
  43 enum { allOperandsSize = 256 };
  44
  45 struct arcDisState
  46 {
  47   void *_this;
  48   int instructionLen;
  49   void (*err)(void*, const char*);
  50   const char *(*coreRegName)(void*, int);
  51   const char *(*auxRegName)(void*, int);
  52   const char *(*condCodeName)(void*, int);
  53   const char *(*instName)(void*, int, int, int*);
  54
  55   unsigned char* instruction;
  56   unsigned index;
  57   const char *comm[6]; /* instr name, cond, NOP, 3 operands  */
  58   int opWidth;
  59   int targets[4];
  60   int addresses[4];
  61   /* Set as a side-effect of calling the disassembler.
  62      Used only by the debugger.  */
  63   enum Flow flow;
  64   int register_for_indirect_jump;
  65   int ea_reg1, ea_reg2, _offset;
  66   int _cond, _opcode;
  67   unsigned long words[2];
  68   char *commentBuffer;
  69   char instrBuffer[40];
  70   char operandBuffer[allOperandsSize];
  71   char _ea_present;
  72   char _mem_load;
  73   char _load_len;
  74   char nullifyMode;
  75   unsigned char commNum;
  76   unsigned char isBranch;
  77   unsigned char tcnt;
  78   unsigned char acnt;
  79 };
  80
  81 #define __TRANSLATION_REQUIRED(state) ((state).acnt != 0)
  82
  83 #endif