opcodes/arc-dis.h

   1 /* Disassembler structures definitions for the ARC.
   2    Copyright (C) 1994-2015 Free Software Foundation, Inc.
   3    Contributed by Doug Evans (dje@cygnus.com).
   4
   5    This file is part of libopcodes.
   6
   7    This library is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 3, or (at your option)
  10    any later version.
  11
  12    It is distributed in the hope that it will be useful, but WITHOUT
  13    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  14    or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
  15    License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program; if not, write to the Free Software Foundation,
  19    Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */
  20
  21 #ifndef ARCDIS_H
  22 #define ARCDIS_H
  23
  24 enum
  25 {
  26   BR_exec_when_no_jump,
  27   BR_exec_always,
  28   BR_exec_when_jump
  29 };
  30
  31 enum Flow
  32 {
  33   noflow,
  34   direct_jump,
  35   direct_call,
  36   indirect_jump,
  37   indirect_call,
  38   invalid_instr
  39 };
  40
  41 enum { no_reg = 99 };
  42 enum { allOperandsSize = 256 };
  43
  44 struct arcDisState
  45 {
  46   void *_this;
  47   int instructionLen;
  48   void (*err)(void*, const char*);
  49   const char *(*coreRegName)(void*, int);
  50   const char *(*auxRegName)(void*, int);
  51   const char *(*condCodeName)(void*, int);
  52   const char *(*instName)(void*, int, int, int*);
  53
  54   unsigned char* instruction;
  55   unsigned index;
  56   const char *comm[6]; /* instr name, cond, NOP, 3 operands  */
  57   int opWidth;
  58   int targets[4];
  59   int addresses[4];
  60   /* Set as a side-effect of calling the disassembler.
  61      Used only by the debugger.  */
  62   enum Flow flow;
  63   int register_for_indirect_jump;
  64   int ea_reg1, ea_reg2, _offset;
  65   int _cond, _opcode;
  66   unsigned long words[2];
  67   char *commentBuffer;
  68   char instrBuffer[40];
  69   char operandBuffer[allOperandsSize];
  70   char _ea_present;
  71   char _mem_load;
  72   char _load_len;
  73   char nullifyMode;
  74   unsigned char commNum;
  75   unsigned char isBranch;
  76   unsigned char tcnt;
  77   unsigned char acnt;
  78 };
  79
  80 #define __TRANSLATION_REQUIRED(state) ((state).acnt != 0)
  81
  82 #endif