gnu/dist/gdb6/opcodes/arc-dis.h

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