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[/] [openrisc/] [trunk/] [gnu-old/] [gdb-6.8/] [include/] [opcode/] [mn10200.h] - Blame information for rev 840

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1 24 jeremybenn
/* mn10200.h -- Header file for Matsushita 10200 opcode table
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   Copyright 1996, 1997 Free Software Foundation, Inc.
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   Written by Jeff Law, Cygnus Support
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This file is part of GDB, GAS, and the GNU binutils.
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GDB, GAS, and the GNU binutils are free software; you can redistribute
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them and/or modify them under the terms of the GNU General Public
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License as published by the Free Software Foundation; either version
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1, or (at your option) any later version.
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GDB, GAS, and the GNU binutils are distributed in the hope that they
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will be useful, but WITHOUT ANY WARRANTY; without even the implied
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warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See
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the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this file; see the file COPYING.  If not, write to the Free
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Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */
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#ifndef MN10200_H
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#define MN10200_H
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/* The opcode table is an array of struct mn10200_opcode.  */
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struct mn10200_opcode
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{
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  /* The opcode name.  */
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  const char *name;
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  /* The opcode itself.  Those bits which will be filled in with
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     operands are zeroes.  */
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  unsigned long opcode;
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  /* The opcode mask.  This is used by the disassembler.  This is a
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     mask containing ones indicating those bits which must match the
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     opcode field, and zeroes indicating those bits which need not
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     match (and are presumably filled in by operands).  */
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  unsigned long mask;
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  /* The format of this opcode.  */
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  unsigned char format;
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  /* An array of operand codes.  Each code is an index into the
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     operand table.  They appear in the order which the operands must
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     appear in assembly code, and are terminated by a zero.  */
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  unsigned char operands[8];
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};
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/* The table itself is sorted by major opcode number, and is otherwise
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   in the order in which the disassembler should consider
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   instructions.  */
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extern const struct mn10200_opcode mn10200_opcodes[];
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extern const int mn10200_num_opcodes;
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/* The operands table is an array of struct mn10200_operand.  */
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struct mn10200_operand
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{
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  /* The number of bits in the operand.  */
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  int bits;
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  /* How far the operand is left shifted in the instruction.  */
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  int shift;
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  /* One bit syntax flags.  */
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  int flags;
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};
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/* Elements in the table are retrieved by indexing with values from
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   the operands field of the mn10200_opcodes table.  */
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extern const struct mn10200_operand mn10200_operands[];
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/* Values defined for the flags field of a struct mn10200_operand.  */
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#define MN10200_OPERAND_DREG 0x1
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#define MN10200_OPERAND_AREG 0x2
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#define MN10200_OPERAND_PSW 0x4
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#define MN10200_OPERAND_MDR 0x8
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#define MN10200_OPERAND_SIGNED 0x10
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#define MN10200_OPERAND_PROMOTE 0x20
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#define MN10200_OPERAND_PAREN 0x40
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#define MN10200_OPERAND_REPEATED 0x80
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#define MN10200_OPERAND_EXTENDED 0x100
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#define MN10200_OPERAND_NOCHECK 0x200
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#define MN10200_OPERAND_PCREL 0x400
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#define MN10200_OPERAND_MEMADDR 0x800
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#define MN10200_OPERAND_RELAX 0x1000
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#define FMT_1 1
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#define FMT_2 2
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#define FMT_3 3
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#define FMT_4 4
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#define FMT_5 5
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#define FMT_6 6
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#define FMT_7 7
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#endif /* MN10200_H */

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