175fd0b74Schristos /* Definitions for decoding the picoJava opcode table. 2*e992f068Schristos Copyright (C) 1999-2022 Free Software Foundation, Inc. 375fd0b74Schristos Contributed by Steve Chamberlain of Transmeta (sac@pobox.com). 475fd0b74Schristos 575fd0b74Schristos This program is free software; you can redistribute it and/or modify 675fd0b74Schristos it under the terms of the GNU General Public License as published by 775fd0b74Schristos the Free Software Foundation; either version 3 of the License, or 875fd0b74Schristos (at your option) any later version. 975fd0b74Schristos 1075fd0b74Schristos This program is distributed in the hope that it will be useful, 1175fd0b74Schristos but WITHOUT ANY WARRANTY; without even the implied warranty of 1275fd0b74Schristos MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 1375fd0b74Schristos GNU General Public License for more details. 1475fd0b74Schristos 1575fd0b74Schristos You should have received a copy of the GNU General Public License 1675fd0b74Schristos along with this program; if not, write to the Free Software 1775fd0b74Schristos Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, 1875fd0b74Schristos MA 02110-1301, USA. */ 1975fd0b74Schristos 2075fd0b74Schristos /* Names used to describe the type of instruction arguments, used by 2175fd0b74Schristos the assembler and disassembler. Attributes are encoded in various fields. */ 2275fd0b74Schristos 2375fd0b74Schristos /* reloc size pcrel uns */ 2475fd0b74Schristos #define O_N 0 2575fd0b74Schristos #define O_16 (1<<4 | 2 | (0<<6) | (0<<3)) 2675fd0b74Schristos #define O_U16 (1<<4 | 2 | (0<<6) | (1<<3)) 2775fd0b74Schristos #define O_R16 (2<<4 | 2 | (1<<6) | (0<<3)) 2875fd0b74Schristos #define O_8 (3<<4 | 1 | (0<<6) | (0<<3)) 2975fd0b74Schristos #define O_U8 (3<<4 | 1 | (0<<6) | (1<<3)) 3075fd0b74Schristos #define O_R8 (4<<4 | 1 | (0<<6) | (0<<3)) 3175fd0b74Schristos #define O_R32 (5<<4 | 4 | (1<<6) | (0<<3)) 3275fd0b74Schristos #define O_32 (6<<4 | 4 | (0<<6) | (0<<3)) 3375fd0b74Schristos 3475fd0b74Schristos #define ASIZE(x) ((x) & 0x7) 3575fd0b74Schristos #define PCREL(x) (!!((x) & (1<<6))) 3675fd0b74Schristos #define UNS(x) (!!((x) & (1<<3))) 3775fd0b74Schristos 3875fd0b74Schristos 3975fd0b74Schristos typedef struct pj_opc_info_t 4075fd0b74Schristos { 4175fd0b74Schristos short opcode; 4275fd0b74Schristos short opcode_next; 4375fd0b74Schristos char len; 4475fd0b74Schristos unsigned char arg[2]; 4575fd0b74Schristos union { 4675fd0b74Schristos const char *name; 4775fd0b74Schristos void (*func) (struct pj_opc_info_t *, char *); 4875fd0b74Schristos } u; 4975fd0b74Schristos } pj_opc_info_t; 50