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1999-09-04 Steve Chamberlain <sac@pobox.com>

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* pj.h: New file.
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Ian Lance Taylor 1999-09-04 17:16:21 +00:00
parent a300318f3a
commit 12ed226cc7
2 changed files with 50 additions and 0 deletions
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include/opcode/ChangeLog
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1999-09-04 Steve Chamberlain <sac@pobox.com>
* pj.h: New file.
1999-08-29 Alan Modra <alan@spri.levels.unisa.edu.au>
* i386.h (i386_regtab): Move %st to top of table, and split off

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include/opcode/pj.h Normal file
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/* Definitions for decoding the picoJava opcode table.
Copyright (C) 1999 Free Software Foundation, Inc.
Contributed by Steve Chamberlain of Transmeta (sac@pobox.com).
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
/* Names used to describe the type of instruction arguments, used by
the assembler and disassembler. Attributes are encoded in various fields. */
/* reloc size pcrel uns */
#define O_N 0
#define O_16 (1<<4 | 2 | (0<<6) | (0<<3))
#define O_U16 (1<<4 | 2 | (0<<6) | (1<<3))
#define O_R16 (2<<4 | 2 | (1<<6) | (0<<3))
#define O_8 (3<<4 | 1 | (0<<6) | (0<<3))
#define O_U8 (3<<4 | 1 | (0<<6) | (1<<3))
#define O_R8 (4<<4 | 1 | (0<<6) | (0<<3))
#define O_R32 (5<<4 | 4 | (1<<6) | (0<<3))
#define O_32 (6<<4 | 4 | (0<<6) | (0<<3))
#define ASIZE(x) ((x) & 0x7)
#define PCREL(x) (!!((x) & (1<<6)))
#define UNS(x) (!!((x) & (1<<3)))
typedef struct
{
short opcode;
short opcode_next;
char len;
unsigned char arg[2];
const char *name;
} pj_opc_info_t;