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
25enum
26{
27  BR_exec_when_no_jump,
28  BR_exec_always,
29  BR_exec_when_jump
30};
31
32enum Flow
33{
34  noflow,
35  direct_jump,
36  direct_call,
37  indirect_jump,
38  indirect_call,
39  invalid_instr
40};
41
42enum { no_reg = 99 };
43enum { allOperandsSize = 256 };
44
45struct 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
84