| 1 | /* Disassembler structures definitions for the ARC. |
| 2 | Copyright 1994, 1995, 1997, 1998, 2000, 2001, 2005, 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 |