00001 /* Definitions for decoding the picoJava opcode table. 00002 Copyright 1999, 2002, 2003 Free Software Foundation, Inc. 00003 Contributed by Steve Chamberlain of Transmeta (sac@pobox.com). 00004 00005 This program is free software; you can redistribute it and/or modify 00006 it under the terms of the GNU General Public License as published by 00007 the Free Software Foundation; either version 2 of the License, or 00008 (at your option) any later version. 00009 00010 This program is distributed in the hope that it will be useful, 00011 but WITHOUT ANY WARRANTY; without even the implied warranty of 00012 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00013 GNU General Public License for more details. 00014 00015 You should have received a copy of the GNU General Public License 00016 along with this program; if not, write to the Free Software 00017 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ 00018 00019 00020 /* Names used to describe the type of instruction arguments, used by 00021 the assembler and disassembler. Attributes are encoded in various fields. */ 00022 00023 /* reloc size pcrel uns */ 00024 #define O_N 0 00025 #define O_16 (1<<4 | 2 | (0<<6) | (0<<3)) 00026 #define O_U16 (1<<4 | 2 | (0<<6) | (1<<3)) 00027 #define O_R16 (2<<4 | 2 | (1<<6) | (0<<3)) 00028 #define O_8 (3<<4 | 1 | (0<<6) | (0<<3)) 00029 #define O_U8 (3<<4 | 1 | (0<<6) | (1<<3)) 00030 #define O_R8 (4<<4 | 1 | (0<<6) | (0<<3)) 00031 #define O_R32 (5<<4 | 4 | (1<<6) | (0<<3)) 00032 #define O_32 (6<<4 | 4 | (0<<6) | (0<<3)) 00033 00034 #define ASIZE(x) ((x) & 0x7) 00035 #define PCREL(x) (!!((x) & (1<<6))) 00036 #define UNS(x) (!!((x) & (1<<3))) 00037 00038 00039 typedef struct pj_opc_info_t 00040 { 00041 short opcode; 00042 short opcode_next; 00043 char len; 00044 unsigned char arg[2]; 00045 union { 00046 const char *name; 00047 void (*func) (struct pj_opc_info_t *, char *); 00048 } u; 00049 } pj_opc_info_t;
1.5.6