| 1 | /* mn10300.h -- Header file for Matsushita 10300 opcode table |
| 2 | Copyright (C) 1996-2020 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 MN10300_H |
| 23 | #define MN10300_H |
| 24 | |
| 25 | /* The opcode table is an array of struct mn10300_opcode. */ |
| 26 | |
| 27 | #define MN10300_MAX_OPERANDS 8 |
| 28 | struct mn10300_opcode |
| 29 | { |
| 30 | /* The opcode name. */ |
| 31 | const char *name; |
| 32 | |
| 33 | /* The opcode itself. Those bits which will be filled in with |
| 34 | operands are zeroes. */ |
| 35 | unsigned long opcode; |
| 36 | |
| 37 | /* The opcode mask. This is used by the disassembler. This is a |
| 38 | mask containing ones indicating those bits which must match the |
| 39 | opcode field, and zeroes indicating those bits which need not |
| 40 | match (and are presumably filled in by operands). */ |
| 41 | unsigned long mask; |
| 42 | |
| 43 | /* A bitmask. For each operand, nonzero if it must not have the same |
| 44 | register specification as all other operands with a nonzero bit in |
| 45 | this flag. ie 0x81 would indicate that operands 7 and 0 must not |
| 46 | match. Note that we count operands from left to right as they appear |
| 47 | in the operands specification below. */ |
| 48 | unsigned int no_match_operands; |
| 49 | |
| 50 | /* The format of this opcode. */ |
| 51 | unsigned char format; |
| 52 | |
| 53 | /* Bitmask indicating what cpu variants this opcode is available on. |
| 54 | We assume mn10300 base opcodes are available everywhere, so we only |
| 55 | have to note opcodes which are available on other variants. */ |
| 56 | unsigned int machine; |
| 57 | |
| 58 | /* An array of operand codes. Each code is an index into the |
| 59 | operand table. They appear in the order which the operands must |
| 60 | appear in assembly code, and are terminated by a zero. */ |
| 61 | unsigned char operands[MN10300_MAX_OPERANDS]; |
| 62 | }; |
| 63 | |
| 64 | /* The table itself is sorted by major opcode number, and is otherwise |
| 65 | in the order in which the disassembler should consider |
| 66 | instructions. */ |
| 67 | extern const struct mn10300_opcode mn10300_opcodes[]; |
| 68 | extern const int mn10300_num_opcodes; |
| 69 | |
| 70 | \f |
| 71 | /* The operands table is an array of struct mn10300_operand. */ |
| 72 | |
| 73 | struct mn10300_operand |
| 74 | { |
| 75 | /* The number of bits in the operand. */ |
| 76 | int bits; |
| 77 | |
| 78 | /* How far the operand is left shifted in the instruction. */ |
| 79 | int shift; |
| 80 | |
| 81 | /* One bit syntax flags. */ |
| 82 | int flags; |
| 83 | }; |
| 84 | |
| 85 | /* Elements in the table are retrieved by indexing with values from |
| 86 | the operands field of the mn10300_opcodes table. */ |
| 87 | |
| 88 | extern const struct mn10300_operand mn10300_operands[]; |
| 89 | |
| 90 | /* Values defined for the flags field of a struct mn10300_operand. */ |
| 91 | #define MN10300_OPERAND_DREG 0x1 |
| 92 | |
| 93 | #define MN10300_OPERAND_AREG 0x2 |
| 94 | |
| 95 | #define MN10300_OPERAND_SP 0x4 |
| 96 | |
| 97 | #define MN10300_OPERAND_PSW 0x8 |
| 98 | |
| 99 | #define MN10300_OPERAND_MDR 0x10 |
| 100 | |
| 101 | #define MN10300_OPERAND_SIGNED 0x20 |
| 102 | |
| 103 | #define MN10300_OPERAND_PROMOTE 0x40 |
| 104 | |
| 105 | #define MN10300_OPERAND_PAREN 0x80 |
| 106 | |
| 107 | #define MN10300_OPERAND_REPEATED 0x100 |
| 108 | |
| 109 | #define MN10300_OPERAND_EXTENDED 0x200 |
| 110 | |
| 111 | #define MN10300_OPERAND_SPLIT 0x400 |
| 112 | |
| 113 | #define MN10300_OPERAND_REG_LIST 0x800 |
| 114 | |
| 115 | #define MN10300_OPERAND_PCREL 0x1000 |
| 116 | |
| 117 | #define MN10300_OPERAND_MEMADDR 0x2000 |
| 118 | |
| 119 | #define MN10300_OPERAND_RELAX 0x4000 |
| 120 | |
| 121 | #define MN10300_OPERAND_USP 0x8000 |
| 122 | |
| 123 | #define MN10300_OPERAND_SSP 0x10000 |
| 124 | |
| 125 | #define MN10300_OPERAND_MSP 0x20000 |
| 126 | |
| 127 | #define MN10300_OPERAND_PC 0x40000 |
| 128 | |
| 129 | #define MN10300_OPERAND_EPSW 0x80000 |
| 130 | |
| 131 | #define MN10300_OPERAND_RREG 0x100000 |
| 132 | |
| 133 | #define MN10300_OPERAND_XRREG 0x200000 |
| 134 | |
| 135 | #define MN10300_OPERAND_PLUS 0x400000 |
| 136 | |
| 137 | #define MN10300_OPERAND_24BIT 0x800000 |
| 138 | |
| 139 | #define MN10300_OPERAND_FSREG 0x1000000 |
| 140 | |
| 141 | #define MN10300_OPERAND_FDREG 0x2000000 |
| 142 | |
| 143 | #define MN10300_OPERAND_FPCR 0x4000000 |
| 144 | |
| 145 | /* Opcode Formats. */ |
| 146 | #define FMT_S0 1 |
| 147 | #define FMT_S1 2 |
| 148 | #define FMT_S2 3 |
| 149 | #define FMT_S4 4 |
| 150 | #define FMT_S6 5 |
| 151 | #define FMT_D0 6 |
| 152 | #define FMT_D1 7 |
| 153 | #define FMT_D2 8 |
| 154 | #define FMT_D4 9 |
| 155 | #define FMT_D5 10 |
| 156 | #define FMT_D6 11 |
| 157 | #define FMT_D7 12 |
| 158 | #define FMT_D8 13 |
| 159 | #define FMT_D9 14 |
| 160 | #define FMT_D10 15 |
| 161 | #define FMT_D3 16 |
| 162 | |
| 163 | /* Variants of the mn10300 which have additional opcodes. */ |
| 164 | #define MN103 300 |
| 165 | #define AM30 300 |
| 166 | |
| 167 | #define AM33 330 |
| 168 | #define AM33_2 332 |
| 169 | |
| 170 | #endif /* MN10300_H */ |