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/* mn10300.h -- Header file for Matsushita 10300 opcode table
Copyright (C) 1996-2018 Free Software Foundation, Inc.
Written by Jeff Law, Cygnus Support
This file is part of GDB, GAS, and the GNU binutils.
GDB, GAS, and the GNU binutils are free software; you can redistribute
them and/or modify them under the terms of the GNU General Public
License as published by the Free Software Foundation; either version 3,
or (at your option) any later version.
GDB, GAS, and the GNU binutils are distributed in the hope that they
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 file; see the file COPYING3. If not, write to the Free
Software Foundation, 51 Franklin Street - Fifth Floor, Boston,
MA 02110-1301, USA. */
#ifndef MN10300_H
#define MN10300_H
/* The opcode table is an array of struct mn10300_opcode. */
#define MN10300_MAX_OPERANDS 8
struct mn10300_opcode
{
/* The opcode name. */
const char *name;
/* The opcode itself. Those bits which will be filled in with
operands are zeroes. */
unsigned long opcode;
/* The opcode mask. This is used by the disassembler. This is a
mask containing ones indicating those bits which must match the
opcode field, and zeroes indicating those bits which need not
match (and are presumably filled in by operands). */
unsigned long mask;
/* A bitmask. For each operand, nonzero if it must not have the same
register specification as all other operands with a nonzero bit in
this flag. ie 0x81 would indicate that operands 7 and 0 must not
match. Note that we count operands from left to right as they appear
in the operands specification below. */
unsigned int no_match_operands;
/* The format of this opcode. */
unsigned char format;
/* Bitmask indicating what cpu variants this opcode is available on.
We assume mn10300 base opcodes are available everywhere, so we only
have to note opcodes which are available on other variants. */
unsigned int machine;
/* An array of operand codes. Each code is an index into the
operand table. They appear in the order which the operands must
appear in assembly code, and are terminated by a zero. */
unsigned char operands[MN10300_MAX_OPERANDS];
};
/* The table itself is sorted by major opcode number, and is otherwise
in the order in which the disassembler should consider
instructions. */
extern const struct mn10300_opcode mn10300_opcodes[];
extern const int mn10300_num_opcodes;
/* The operands table is an array of struct mn10300_operand. */
struct mn10300_operand
{
/* The number of bits in the operand. */
int bits;
/* How far the operand is left shifted in the instruction. */
int shift;
/* One bit syntax flags. */
int flags;
};
/* Elements in the table are retrieved by indexing with values from
the operands field of the mn10300_opcodes table. */
extern const struct mn10300_operand mn10300_operands[];
/* Values defined for the flags field of a struct mn10300_operand. */
#define MN10300_OPERAND_DREG 0x1
#define MN10300_OPERAND_AREG 0x2
#define MN10300_OPERAND_SP 0x4
#define MN10300_OPERAND_PSW 0x8
#define MN10300_OPERAND_MDR 0x10
#define MN10300_OPERAND_SIGNED 0x20
#define MN10300_OPERAND_PROMOTE 0x40
#define MN10300_OPERAND_PAREN 0x80
#define MN10300_OPERAND_REPEATED 0x100
#define MN10300_OPERAND_EXTENDED 0x200
#define MN10300_OPERAND_SPLIT 0x400
#define MN10300_OPERAND_REG_LIST 0x800
#define MN10300_OPERAND_PCREL 0x1000
#define MN10300_OPERAND_MEMADDR 0x2000
#define MN10300_OPERAND_RELAX 0x4000
#define MN10300_OPERAND_USP 0x8000
#define MN10300_OPERAND_SSP 0x10000
#define MN10300_OPERAND_MSP 0x20000
#define MN10300_OPERAND_PC 0x40000
#define MN10300_OPERAND_EPSW 0x80000
#define MN10300_OPERAND_RREG 0x100000
#define MN10300_OPERAND_XRREG 0x200000
#define MN10300_OPERAND_PLUS 0x400000
#define MN10300_OPERAND_24BIT 0x800000
#define MN10300_OPERAND_FSREG 0x1000000
#define MN10300_OPERAND_FDREG 0x2000000
#define MN10300_OPERAND_FPCR 0x4000000
/* Opcode Formats. */
#define FMT_S0 1
#define FMT_S1 2
#define FMT_S2 3
#define FMT_S4 4
#define FMT_S6 5
#define FMT_D0 6
#define FMT_D1 7
#define FMT_D2 8
#define FMT_D4 9
#define FMT_D5 10
#define FMT_D6 11
#define FMT_D7 12
#define FMT_D8 13
#define FMT_D9 14
#define FMT_D10 15
#define FMT_D3 16
/* Variants of the mn10300 which have additional opcodes. */
#define MN103 300
#define AM30 300
#define AM33 330
#define AM33_2 332
#endif /* MN10300_H */
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