| 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 |