text: /* Definitions for decoding the picoJava opcode table.
     Copyright 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;
  