Opps - forgot to include change to Makefile.am in the ChangeLog entry
[deliverable/binutils-gdb.git] / opcodes / mmix-opc.c
CommitLineData
afd30973 1/* mmix-opc.c -- MMIX opcode table
8b1ddfd7 2 Copyright (C) 2001, 2003 Free Software Foundation, Inc.
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3 Written by Hans-Peter Nilsson (hp@bitrange.com)
4
5This file is part of GDB, GAS, and the GNU binutils.
6
7GDB, GAS, and the GNU binutils are free software; you can redistribute
8them and/or modify them under the terms of the GNU General Public
9License as published by the Free Software Foundation; either version 2,
10or (at your option) any later version.
11
12GDB, GAS, and the GNU binutils are distributed in the hope that they
13will be useful, but WITHOUT ANY WARRANTY; without even the implied
14warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
15the GNU General Public License for more details.
16
17You should have received a copy of the GNU General Public License
18along with this file; see the file COPYING. If not, write to the Free
f4321104 19Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
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20
21#include <stdio.h>
22#include "opcode/mmix.h"
23#include "symcat.h"
24
25/* Register-name-table for special registers. */
26const struct mmix_spec_reg mmix_spec_regs[] =
27 {
28 /* Keep rJ at top; it's the most frequently used one. */
29 {"rJ", 4},
30 {"rA", 21},
31 {"rB", 0},
32 {"rC", 8},
33 {"rD", 1},
34 {"rE", 2},
35 {"rF", 22},
36 {"rG", 19},
37 {"rH", 3},
38 {"rI", 12},
39 {"rK", 15},
40 {"rL", 20},
41 {"rM", 5},
42 {"rN", 9},
43 {"rO", 10},
44 {"rP", 23},
45 {"rQ", 16},
46 {"rR", 6},
47 {"rS", 11},
48 {"rT", 13},
49 {"rU", 17},
50 {"rV", 18},
51 {"rW", 24},
52 {"rX", 25},
53 {"rY", 26},
54 {"rZ", 27},
55 {"rBB", 7},
56 {"rTT", 14},
57 {"rWW", 28},
58 {"rXX", 29},
59 {"rYY", 30},
60 {"rZZ", 31},
61 {NULL, 0}
62 };
63
64/* Opcode-table. In order to cut down on redundant contents, we use helper
65 macros. */
66
67/* All bits in the opcode-byte are significant. Add "| ..." expressions
68 to add zero-bits. */
69#undef O
de7141c7 70#define O(m) ((unsigned long) (m) << 24UL), ((~(unsigned long) (m) & 255) << 24)
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71
72/* Bits 7..1 of the opcode are significant. */
73#undef Z
de7141c7 74#define Z(m) ((unsigned long) (m) << 24), ((~(unsigned long) (m) & 254) << 24)
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75
76/* For easier overview of the table. */
77#define N mmix_type_normal
78#define B mmix_type_branch
79#define C mmix_type_condbranch
80#define MB mmix_type_memaccess_byte
81#define MW mmix_type_memaccess_wyde
82#define MT mmix_type_memaccess_tetra
83#define MO mmix_type_memaccess_octa
84#define M mmix_type_memaccess_block
85#define J mmix_type_jsr
86#define P mmix_type_pseudo
87
88#define OP(y) XCONCAT2 (mmix_operands_,y)
89
90/* Groups of instructions specified here must, if all are matching the
91 same instruction, be consecutive, in order more-specific to
92 less-specific match. */
93
94const struct mmix_opcode mmix_opcodes[] =
95 {
96 {"trap", O (0), OP (xyz_opt), J},
97 {"fcmp", O (1), OP (regs), N},
98 {"flot", Z (8), OP (roundregs_z), N},
99
100 {"fun", O (2), OP (regs), N},
101 {"feql", O (3), OP (regs), N},
102 {"flotu", Z (10), OP (roundregs_z), N},
103
104 {"fadd", O (4), OP (regs), N},
105 {"fix", O (5), OP (roundregs), N},
106 {"sflot", Z (12), OP (roundregs_z), N},
107
108 {"fsub", O (6), OP (regs), N},
109 {"fixu", O (7), OP (roundregs), N},
110 {"sflotu", Z (14), OP (roundregs_z), N},
111
112 {"fmul", O (16), OP (regs), N},
113 {"fcmpe", O (17), OP (regs), N},
114 {"mul", Z (24), OP (regs_z), N},
115
116 {"fune", O (18), OP (regs), N},
117 {"feqle", O (19), OP (regs), N},
118 {"mulu", Z (26), OP (regs_z), N},
119
120 {"fdiv", O (20), OP (regs), N},
121 {"fsqrt", O (21), OP (roundregs), N},
122 {"div", Z (28), OP (regs_z), N},
123
124 {"frem", O (22), OP (regs), N},
125 {"fint", O (23), OP (roundregs), N},
126 {"divu", Z (30), OP (regs_z), N},
127
128 {"add", Z (0x20), OP (regs_z), N},
129 {"2addu", Z (0x28), OP (regs_z), N},
130
131 {"addu", Z (0x22), OP (regs_z), N},
132 /* Synonym for ADDU. Put after ADDU, since we don't prefer it for
133 disassembly. It's supposed to be used for addresses, so we make it
134 a memory block reference for purposes of assembly. */
135 {"lda", Z (0x22), OP (regs_z_opt), M},
136 {"4addu", Z (0x2a), OP (regs_z), N},
137
138 {"sub", Z (0x24), OP (regs_z), N},
139 {"8addu", Z (0x2c), OP (regs_z), N},
140
141 {"subu", Z (0x26), OP (regs_z), N},
142 {"16addu", Z (0x2e), OP (regs_z), N},
143
144 {"cmp", Z (0x30), OP (regs_z), N},
145 {"sl", Z (0x38), OP (regs_z), N},
146
147 {"cmpu", Z (0x32), OP (regs_z), N},
148 {"slu", Z (0x3a), OP (regs_z), N},
149
150 {"neg", Z (0x34), OP (neg), N},
151 {"sr", Z (0x3c), OP (regs_z), N},
152
153 {"negu", Z (0x36), OP (neg), N},
154 {"sru", Z (0x3e), OP (regs_z), N},
155
156 {"bn", Z (0x40), OP (regaddr), C},
157 {"bnn", Z (0x48), OP (regaddr), C},
158
159 {"bz", Z (0x42), OP (regaddr), C},
160 {"bnz", Z (0x4a), OP (regaddr), C},
161
162 {"bp", Z (0x44), OP (regaddr), C},
163 {"bnp", Z (0x4c), OP (regaddr), C},
164
165 {"bod", Z (0x46), OP (regaddr), C},
166 {"bev", Z (0x4e), OP (regaddr), C},
167
168 {"pbn", Z (0x50), OP (regaddr), C},
169 {"pbnn", Z (0x58), OP (regaddr), C},
170
171 {"pbz", Z (0x52), OP (regaddr), C},
172 {"pbnz", Z (0x5a), OP (regaddr), C},
173
174 {"pbp", Z (0x54), OP (regaddr), C},
175 {"pbnp", Z (0x5c), OP (regaddr), C},
176
177 {"pbod", Z (0x56), OP (regaddr), C},
178 {"pbev", Z (0x5e), OP (regaddr), C},
179
180 {"csn", Z (0x60), OP (regs_z), N},
181 {"csnn", Z (0x68), OP (regs_z), N},
182
183 {"csz", Z (0x62), OP (regs_z), N},
184 {"csnz", Z (0x6a), OP (regs_z), N},
185
186 {"csp", Z (0x64), OP (regs_z), N},
187 {"csnp", Z (0x6c), OP (regs_z), N},
188
189 {"csod", Z (0x66), OP (regs_z), N},
190 {"csev", Z (0x6e), OP (regs_z), N},
191
192 {"zsn", Z (0x70), OP (regs_z), N},
193 {"zsnn", Z (0x78), OP (regs_z), N},
194
195 {"zsz", Z (0x72), OP (regs_z), N},
196 {"zsnz", Z (0x7a), OP (regs_z), N},
197
198 {"zsp", Z (0x74), OP (regs_z), N},
199 {"zsnp", Z (0x7c), OP (regs_z), N},
200
201 {"zsod", Z (0x76), OP (regs_z), N},
202 {"zsev", Z (0x7e), OP (regs_z), N},
203
204 {"ldb", Z (0x80), OP (regs_z_opt), MB},
205 {"ldt", Z (0x88), OP (regs_z_opt), MT},
206
207 {"ldbu", Z (0x82), OP (regs_z_opt), MB},
208 {"ldtu", Z (0x8a), OP (regs_z_opt), MT},
209
210 {"ldw", Z (0x84), OP (regs_z_opt), MW},
211 {"ldo", Z (0x8c), OP (regs_z_opt), MO},
212
213 {"ldwu", Z (0x86), OP (regs_z_opt), MW},
214 {"ldou", Z (0x8e), OP (regs_z_opt), MO},
215
216 {"ldsf", Z (0x90), OP (regs_z_opt), MT},
217
218 /* This doesn't seem to access memory, just the TLB. */
219 {"ldvts", Z (0x98), OP (regs_z_opt), M},
220
221 {"ldht", Z (0x92), OP (regs_z_opt), MT},
222
223 /* Neither does this per-se. */
224 {"preld", Z (0x9a), OP (x_regs_z), N},
225
226 {"cswap", Z (0x94), OP (regs_z_opt), MO},
227 {"prego", Z (0x9c), OP (x_regs_z), N},
228
229 {"ldunc", Z (0x96), OP (regs_z_opt), MO},
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230 {"go", Z (GO_INSN_BYTE),
231 OP (regs_z_opt), B},
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232
233 {"stb", Z (0xa0), OP (regs_z_opt), MB},
234 {"stt", Z (0xa8), OP (regs_z_opt), MT},
235
236 {"stbu", Z (0xa2), OP (regs_z_opt), MB},
237 {"sttu", Z (0xaa), OP (regs_z_opt), MT},
238
239 {"stw", Z (0xa4), OP (regs_z_opt), MW},
240 {"sto", Z (0xac), OP (regs_z_opt), MO},
241
242 {"stwu", Z (0xa6), OP (regs_z_opt), MW},
243 {"stou", Z (0xae), OP (regs_z_opt), MO},
244
245 {"stsf", Z (0xb0), OP (regs_z_opt), MT},
246 {"syncd", Z (0xb8), OP (x_regs_z), M},
247
248 {"stht", Z (0xb2), OP (regs_z_opt), MT},
249 {"prest", Z (0xba), OP (x_regs_z), M},
250
251 {"stco", Z (0xb4), OP (x_regs_z), MO},
252 {"syncid", Z (0xbc), OP (x_regs_z), M},
253
254 {"stunc", Z (0xb6), OP (regs_z_opt), MO},
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255 {"pushgo", Z (PUSHGO_INSN_BYTE),
256 OP (pushgo), J},
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257
258 /* Synonym for OR with a zero Z. */
259 {"set", O (0xc1)
260 | 0xff, OP (set), N},
261
262 {"or", Z (0xc0), OP (regs_z), N},
263 {"and", Z (0xc8), OP (regs_z), N},
264
265 {"orn", Z (0xc2), OP (regs_z), N},
266 {"andn", Z (0xca), OP (regs_z), N},
267
268 {"nor", Z (0xc4), OP (regs_z), N},
269 {"nand", Z (0xcc), OP (regs_z), N},
270
271 {"xor", Z (0xc6), OP (regs_z), N},
272 {"nxor", Z (0xce), OP (regs_z), N},
273
274 {"bdif", Z (0xd0), OP (regs_z), N},
275 {"mux", Z (0xd8), OP (regs_z), N},
276
277 {"wdif", Z (0xd2), OP (regs_z), N},
278 {"sadd", Z (0xda), OP (regs_z), N},
279
280 {"tdif", Z (0xd4), OP (regs_z), N},
281 {"mor", Z (0xdc), OP (regs_z), N},
282
283 {"odif", Z (0xd6), OP (regs_z), N},
284 {"mxor", Z (0xde), OP (regs_z), N},
285
286 {"seth", O (0xe0), OP (reg_yz), N},
287 {"setmh", O (0xe1), OP (reg_yz), N},
288 {"orh", O (0xe8), OP (reg_yz), N},
289 {"ormh", O (0xe9), OP (reg_yz), N},
290
291 {"setml", O (0xe2), OP (reg_yz), N},
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292 {"setl", O (SETL_INSN_BYTE),
293 OP (reg_yz), N},
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294 {"orml", O (0xea), OP (reg_yz), N},
295 {"orl", O (0xeb), OP (reg_yz), N},
296
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297 {"inch", O (INCH_INSN_BYTE),
298 OP (reg_yz), N},
299 {"incmh", O (INCMH_INSN_BYTE),
300 OP (reg_yz), N},
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301 {"andnh", O (0xec), OP (reg_yz), N},
302 {"andnmh", O (0xed), OP (reg_yz), N},
303
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304 {"incml", O (INCML_INSN_BYTE),
305 OP (reg_yz), N},
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306 {"incl", O (0xe7), OP (reg_yz), N},
307 {"andnml", O (0xee), OP (reg_yz), N},
308 {"andnl", O (0xef), OP (reg_yz), N},
309
310 {"jmp", Z (0xf0), OP (jmp), B},
311 {"pop", O (0xf8), OP (pop), B},
312 {"resume", O (0xf9)
313 | 0xffff00, OP (resume), B},
314
315 {"pushj", Z (0xf2), OP (pushj), J},
316 {"save", O (0xfa)
317 | 0xffff, OP (save), M},
318 {"unsave", O (0xfb)
319 | 0xffff00, OP (unsave), M},
320
321 {"geta", Z (0xf4), OP (regaddr), N},
322 {"sync", O (0xfc), OP (sync), N},
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323 {"swym", O (SWYM_INSN_BYTE),
324 OP (xyz_opt), N},
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325
326 {"put", Z (0xf6) | 0xff00, OP (put), N},
327 {"get", O (0xfe) | 0xffe0, OP (get), N},
328 {"trip", O (0xff), OP (xyz_opt), J},
329
330 /* We have mmixal pseudos in the ordinary instruction table so we can
331 avoid the "set" vs. ".set" ambiguity that would be the effect if we
332 had pseudos handled "normally" and defined NO_PSEUDO_DOT.
333
334 Note that IS and GREG are handled fully by md_start_line_hook, so
335 they're not here. */
336 {"loc", ~0, ~0, OP (loc), P},
337 {"prefix", ~0, ~0, OP (prefix), P},
338 {"byte", ~0, ~0, OP (byte), P},
339 {"wyde", ~0, ~0, OP (wyde), P},
340 {"tetra", ~0, ~0, OP (tetra), P},
341 {"octa", ~0, ~0, OP (octa), P},
342 {"local", ~0, ~0, OP (local), P},
343 {"bspec", ~0, ~0, OP (bspec), P},
344 {"espec", ~0, ~0, OP (espec), P},
345
346 {NULL, ~0, ~0, OP (none), N}
347 };
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