include/opcode/mn10200.h

   1 /* mn10200.h -- Header file for Matsushita 10200 opcode table
   2    Copyright 1996, 1997, 2010 Free Software Foundation, Inc.
   3    Written by Jeff Law, Cygnus Support
   4
   5    This file is part of GDB, GAS, and the GNU binutils.
   6
   7    GDB, GAS, and the GNU binutils are free software; you can redistribute
   8    them and/or modify them under the terms of the GNU General Public
   9    License as published by the Free Software Foundation; either version 3,
  10    or (at your option) any later version.
  11
  12    GDB, GAS, and the GNU binutils are distributed in the hope that they
  13    will be useful, but WITHOUT ANY WARRANTY; without even the implied
  14    warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See
  15    the GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this file; see the file COPYING3.  If not, write to the Free
  19    Software Foundation, 51 Franklin Street - Fifth Floor, Boston,
  20    MA 02110-1301, USA.  */
  21
  22 #ifndef MN10200_H
  23 #define MN10200_H
  24
  25 /* The opcode table is an array of struct mn10200_opcode.  */
  26
  27 struct mn10200_opcode
  28 {
  29   /* The opcode name.  */
  30   const char *name;
  31
  32   /* The opcode itself.  Those bits which will be filled in with
  33      operands are zeroes.  */
  34   unsigned long opcode;
  35
  36   /* The opcode mask.  This is used by the disassembler.  This is a
  37      mask containing ones indicating those bits which must match the
  38      opcode field, and zeroes indicating those bits which need not
  39      match (and are presumably filled in by operands).  */
  40   unsigned long mask;
  41
  42   /* The format of this opcode.  */
  43   unsigned char format;
  44
  45   /* An array of operand codes.  Each code is an index into the
  46      operand table.  They appear in the order which the operands must
  47      appear in assembly code, and are terminated by a zero.  */
  48   unsigned char operands[8];
  49 };
  50
  51 /* The table itself is sorted by major opcode number, and is otherwise
  52    in the order in which the disassembler should consider
  53    instructions.  */
  54 extern const struct mn10200_opcode mn10200_opcodes[];
  55 extern const int mn10200_num_opcodes;
  56
  57 \f
  58 /* The operands table is an array of struct mn10200_operand.  */
  59
  60 struct mn10200_operand
  61 {
  62   /* The number of bits in the operand.  */
  63   int bits;
  64
  65   /* How far the operand is left shifted in the instruction.  */
  66   int shift;
  67
  68   /* One bit syntax flags.  */
  69   int flags;
  70 };
  71
  72 /* Elements in the table are retrieved by indexing with values from
  73    the operands field of the mn10200_opcodes table.  */
  74
  75 extern const struct mn10200_operand mn10200_operands[];
  76
  77 /* Values defined for the flags field of a struct mn10200_operand.  */
  78 #define MN10200_OPERAND_DREG 0x1
  79
  80 #define MN10200_OPERAND_AREG 0x2
  81
  82 #define MN10200_OPERAND_PSW 0x4
  83
  84 #define MN10200_OPERAND_MDR 0x8
  85
  86 #define MN10200_OPERAND_SIGNED 0x10
  87
  88 #define MN10200_OPERAND_PROMOTE 0x20
  89
  90 #define MN10200_OPERAND_PAREN 0x40
  91
  92 #define MN10200_OPERAND_REPEATED 0x80
  93
  94 #define MN10200_OPERAND_EXTENDED 0x100
  95
  96 #define MN10200_OPERAND_NOCHECK 0x200
  97
  98 #define MN10200_OPERAND_PCREL 0x400
  99
 100 #define MN10200_OPERAND_MEMADDR 0x800
 101
 102 #define MN10200_OPERAND_RELAX 0x1000
 103
 104 #define FMT_1 1
 105 #define FMT_2 2
 106 #define FMT_3 3
 107 #define FMT_4 4
 108 #define FMT_5 5
 109 #define FMT_6 6
 110 #define FMT_7 7
 111 #endif /* MN10200_H */