| 1 | /* mmix.h -- Header file for MMIX opcode table
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| 2 | Copyright (C) 2001 Free Software Foundation, Inc.
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| 3 | Written by Hans-Peter Nilsson ([email protected])
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| 4 |
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| 5 | This file is part of GDB, GAS, and the GNU binutils.
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| 6 |
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| 7 | GDB, GAS, and the GNU binutils are free software; you can redistribute
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| 8 | them and/or modify them under the terms of the GNU General Public
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| 9 | License as published by the Free Software Foundation; either version 2,
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| 10 | or (at your option) any later version.
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| 11 |
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| 12 | GDB, GAS, and the GNU binutils are distributed in the hope that they
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| 13 | will be useful, but WITHOUT ANY WARRANTY; without even the implied
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| 14 | warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
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| 15 | the GNU General Public License for more details.
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| 16 |
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| 17 | You should have received a copy of the GNU General Public License
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| 18 | along with this file; see the file COPYING. If not, write to the Free
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| 19 | Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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| 20 |
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| 21 | /* We could have just a char*[] table indexed by the register number, but
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| 22 | that would not allow for synonyms. The table is terminated with an
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| 23 | entry with a NULL name. */
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| 24 | struct mmix_spec_reg
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| 25 | {
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| 26 | const char *name;
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| 27 | unsigned int number;
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| 28 | };
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| 29 |
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| 30 | /* General indication of the type of instruction. */
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| 31 | enum mmix_insn_type
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| 32 | {
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| 33 | mmix_type_pseudo,
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| 34 | mmix_type_normal,
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| 35 | mmix_type_branch,
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| 36 | mmix_type_condbranch,
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| 37 | mmix_type_memaccess_octa,
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| 38 | mmix_type_memaccess_tetra,
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| 39 | mmix_type_memaccess_wyde,
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| 40 | mmix_type_memaccess_byte,
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| 41 | mmix_type_memaccess_block,
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| 42 | mmix_type_jsr
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| 43 | };
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| 44 |
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| 45 | /* Type of operands an instruction takes. Use when parsing assembly code
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| 46 | and disassembling. */
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| 47 | enum mmix_operands_type
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| 48 | {
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| 49 | mmix_operands_none = 0,
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| 50 |
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| 51 | /* All operands are registers: "$X,$Y,$Z". */
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| 52 | mmix_operands_regs,
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| 53 |
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| 54 | /* "$X,YZ", like SETH. */
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| 55 | mmix_operands_reg_yz,
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| 56 |
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| 57 | /* The regular "$X,$Y,$Z|Z".
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| 58 | The Z is optional; if only "$X,$Y" is given, then "$X,$Y,0" is
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| 59 | assumed. */
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| 60 | mmix_operands_regs_z_opt,
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| 61 |
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| 62 | /* The regular "$X,$Y,$Z|Z". */
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