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1 /* frv simulator fr450 dependent profiling code.
2
3 Copyright (C) 2001-2023 Free Software Foundation, Inc.
4 Contributed by Red Hat
5
6 This file is part of the GNU simulators.
7
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 3 of the License, or
11 (at your option) any later version.
12
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
17
18 You should have received a copy of the GNU General Public License
19 along with this program. If not, see <http://www.gnu.org/licenses/>. */
20
21 /* This must come before any other includes. */
22 #include "defs.h"
23
24 #define WANT_CPU
25 #define WANT_CPU_FRVBF
26
27 #include "sim-main.h"
28 #include "bfd.h"
29
30 #if WITH_PROFILE_MODEL_P
31
32 #include "profile.h"
33 #include "profile-fr400.h"
34
35 int
36 frvbf_model_fr450_u_exec (SIM_CPU *cpu, const IDESC *idesc,
37 int unit_num, int referenced)
38 {
39 return idesc->timing->units[unit_num].done;
40 }
41
42 int
43 frvbf_model_fr450_u_integer (SIM_CPU *cpu, const IDESC *idesc,
44 int unit_num, int referenced,
45 INT in_GRi, INT in_GRj, INT out_GRk,
46 INT out_ICCi_1)
47 {
48 /* Modelling for this unit is the same as for fr500. */
49 return frvbf_model_fr500_u_integer (cpu, idesc, unit_num, referenced,
50 in_GRi, in_GRj, out_GRk, out_ICCi_1);
51 }
52
53 int
54 frvbf_model_fr450_u_imul (SIM_CPU *cpu, const IDESC *idesc,
55 int unit_num, int referenced,
56 INT in_GRi, INT in_GRj, INT out_GRk, INT out_ICCi_1)
57 {
58 int cycles;
59
60 if (model_insn == FRV_INSN_MODEL_PASS_1)
61 {
62 /* Pass 1 is the same as for fr500. */
63 return frvbf_model_fr500_u_imul (cpu, idesc, unit_num, referenced,
64 in_GRi, in_GRj, out_GRk, out_ICCi_1);
65 }
66
67 /* icc0-icc4 are the upper 4 fields of the CCR. */
68 if (out_ICCi_1 >= 0)
69 out_ICCi_1 += 4;
70
71 /* GRk and IACCi_1 have a latency of 1 cycle. */
72 cycles = idesc->timing->units[unit_num].done;
73 update_GRdouble_latency (cpu, out_GRk, cycles + 1);
74 update_CCR_latency (cpu, out_ICCi_1, cycles + 1);
75
76 return cycles;
77 }
78
79 int
80 frvbf_model_fr450_u_idiv (SIM_CPU *cpu, const IDESC *idesc,
81 int unit_num, int referenced,
82 INT in_GRi, INT in_GRj, INT out_GRk, INT out_ICCi_1)
83 {
84 int cycles;
85
86 if (model_insn == FRV_INSN_MODEL_PASS_1)
87 {
88 /* Pass 1 is the same as for fr500. */
89 return frvbf_model_fr500_u_idiv (cpu, idesc, unit_num, referenced,
90 in_GRi, in_GRj, out_GRk, out_ICCi_1);
91 }
92
93 /* icc0-icc4 are the upper 4 fields of the CCR. */
94 if (out_ICCi_1 >= 0)
95 out_ICCi_1 += 4;
96
97 /* GRk, ICCi_1 and the divider have a latency of 18 cycles */
98 cycles = idesc->timing->units[unit_num].done;
99 update_GR_latency (cpu, out_GRk, cycles + 18);
100 update_CCR_latency (cpu, out_ICCi_1, cycles + 18);
101 update_idiv_resource_latency (cpu, 0, cycles + 18);
102
103 return cycles;
104 }
105
106 int
107 frvbf_model_fr450_u_branch (SIM_CPU *cpu, const IDESC *idesc,
108 int unit_num, int referenced,
109 INT in_GRi, INT in_GRj,
110 INT in_ICCi_2, INT in_ICCi_3)
111 {
112 /* Modelling for this unit is the same as for fr400. */
113 return frvbf_model_fr400_u_branch (cpu, idesc, unit_num, referenced,
114 in_GRi, in_GRj, in_ICCi_2, in_ICCi_3);
115 }
116
117 int
118 frvbf_model_fr450_u_trap (SIM_CPU *cpu, const IDESC *idesc,
119 int unit_num, int referenced,
120 INT in_GRi, INT in_GRj,
121 INT in_ICCi_2, INT in_FCCi_2)
122 {
123 /* Modelling for this unit is the same as for fr500. */
124 return frvbf_model_fr500_u_trap (cpu, idesc, unit_num, referenced,
125 in_GRi, in_GRj, in_ICCi_2, in_FCCi_2);
126 }
127
128 int
129 frvbf_model_fr450_u_check (SIM_CPU *cpu, const IDESC *idesc,
130 int unit_num, int referenced,
131 INT in_ICCi_3, INT in_FCCi_3)
132 {
133 /* Modelling for this unit is the same as for fr500. */
134 return frvbf_model_fr500_u_check (cpu, idesc, unit_num, referenced,
135 in_ICCi_3, in_FCCi_3);
136 }
137
138 int
139 frvbf_model_fr450_u_set_hilo (SIM_CPU *cpu, const IDESC *idesc,
140 int unit_num, int referenced,
141 INT out_GRkhi, INT out_GRklo)
142 {
143 /* Modelling for this unit is the same as for fr500. */
144 return frvbf_model_fr500_u_set_hilo (cpu, idesc, unit_num, referenced,
145 out_GRkhi, out_GRklo);
146 }
147
148 int
149 frvbf_model_fr450_u_gr_load (SIM_CPU *cpu, const IDESC *idesc,
150 int unit_num, int referenced,
151 INT in_GRi, INT in_GRj,
152 INT out_GRk, INT out_GRdoublek)
153 {
154 int cycles;
155
156 if (model_insn == FRV_INSN_MODEL_PASS_1)
157 {
158 /* Pass 1 is the same as for fr500. */
159 return frvbf_model_fr500_u_fr_load (cpu, idesc, unit_num, referenced,
160 in_GRi, in_GRj, out_GRk,
161 out_GRdoublek);
162 }
163
164 cycles = idesc->timing->units[unit_num].done;
165
166 /* The latency of GRk for a load will depend on how long it takes to retrieve
167 the the data from the cache or memory. */
168 update_GR_latency_for_load (cpu, out_GRk, cycles);
169 update_GRdouble_latency_for_load (cpu, out_GRdoublek, cycles);
170
171 if (CGEN_ATTR_VALUE(idesc, idesc->attrs, CGEN_INSN_NON_EXCEPTING))
172 {
173 /* GNER has a latency of 2 cycles. */
174 update_SPR_latency (cpu, GNER_FOR_GR (out_GRk), cycles + 2);
175 update_SPR_latency (cpu, GNER_FOR_GR (out_GRdoublek), cycles + 2);
176 }
177
178 return cycles;
179 }
180
181 int
182 frvbf_model_fr450_u_gr_store (SIM_CPU *cpu, const IDESC *idesc,
183 int unit_num, int referenced,
184 INT in_GRi, INT in_GRj,
185 INT in_GRk, INT in_GRdoublek)
186 {
187 /* Modelling for this unit is the same as for fr500. */
188 return frvbf_model_fr500_u_gr_store (cpu, idesc, unit_num, referenced,
189 in_GRi, in_GRj, in_GRk, in_GRdoublek);
190 }
191
192 int
193 frvbf_model_fr450_u_fr_load (SIM_CPU *cpu, const IDESC *idesc,
194 int unit_num, int referenced,
195 INT in_GRi, INT in_GRj,
196 INT out_FRk, INT out_FRdoublek)
197 {
198 /* Modelling for this unit is the same as for fr400. */
199 return frvbf_model_fr400_u_fr_load (cpu, idesc, unit_num, referenced,
200 in_GRi, in_GRj, out_FRk, out_FRdoublek);
201 }
202
203 int
204 frvbf_model_fr450_u_fr_store (SIM_CPU *cpu, const IDESC *idesc,
205 int unit_num, int referenced,
206 INT in_GRi, INT in_GRj,
207 INT in_FRk, INT in_FRdoublek)
208 {
209 /* Modelling for this unit is the same as for fr400. */
210 return frvbf_model_fr400_u_fr_load (cpu, idesc, unit_num, referenced,
211 in_GRi, in_GRj, in_FRk, in_FRdoublek);
212 }
213
214 int
215 frvbf_model_fr450_u_swap (SIM_CPU *cpu, const IDESC *idesc,
216 int unit_num, int referenced,
217 INT in_GRi, INT in_GRj, INT out_GRk)
218 {
219 /* Modelling for this unit is the same as for fr500. */
220 return frvbf_model_fr500_u_swap (cpu, idesc, unit_num, referenced,
221 in_GRi, in_GRj, out_GRk);
222 }
223
224 int
225 frvbf_model_fr450_u_fr2gr (SIM_CPU *cpu, const IDESC *idesc,
226 int unit_num, int referenced,
227 INT in_FRk, INT out_GRj)
228 {
229 int cycles;
230
231 if (model_insn == FRV_INSN_MODEL_PASS_1)
232 {
233 /* Pass 1 is the same as for fr400. */
234 return frvbf_model_fr500_u_fr2gr (cpu, idesc, unit_num, referenced,
235 in_FRk, out_GRj);
236 }
237
238 /* The latency of GRj is 1 cycle. */
239 cycles = idesc->timing->units[unit_num].done;
240 update_GR_latency (cpu, out_GRj, cycles + 1);
241
242 return cycles;
243 }
244
245 int
246 frvbf_model_fr450_u_spr2gr (SIM_CPU *cpu, const IDESC *idesc,
247 int unit_num, int referenced,
248 INT in_spr, INT out_GRj)
249 {
250 /* Modelling for this unit is the same as for fr500. */
251 return frvbf_model_fr500_u_spr2gr (cpu, idesc, unit_num, referenced,
252 in_spr, out_GRj);
253 }
254
255 int
256 frvbf_model_fr450_u_gr2fr (SIM_CPU *cpu, const IDESC *idesc,
257 int unit_num, int referenced,
258 INT in_GRj, INT out_FRk)
259 {
260 /* Modelling for this unit is the same as for fr400. */
261 return frvbf_model_fr400_u_gr2fr (cpu, idesc, unit_num, referenced,
262 in_GRj, out_FRk);
263 }
264
265 int
266 frvbf_model_fr450_u_gr2spr (SIM_CPU *cpu, const IDESC *idesc,
267 int unit_num, int referenced,
268 INT in_GRj, INT out_spr)
269 {
270 /* Modelling for this unit is the same as for fr500. */
271 return frvbf_model_fr500_u_gr2spr (cpu, idesc, unit_num, referenced,
272 in_GRj, out_spr);
273 }
274
275 int
276 frvbf_model_fr450_u_media_1 (SIM_CPU *cpu, const IDESC *idesc,
277 int unit_num, int referenced,
278 INT in_FRi, INT in_FRj,
279 INT out_FRk)
280 {
281 /* Modelling for this unit is the same as for fr400. */
282 return frvbf_model_fr400_u_media_1 (cpu, idesc, unit_num, referenced,
283 in_FRi, in_FRj, out_FRk);
284 }
285
286 int
287 frvbf_model_fr450_u_media_1_quad (SIM_CPU *cpu, const IDESC *idesc,
288 int unit_num, int referenced,
289 INT in_FRi, INT in_FRj,
290 INT out_FRk)
291 {
292 /* Modelling for this unit is the same as for fr400. */
293 return frvbf_model_fr400_u_media_1_quad (cpu, idesc, unit_num, referenced,
294 in_FRi, in_FRj, out_FRk);
295 }
296
297 int
298 frvbf_model_fr450_u_media_hilo (SIM_CPU *cpu, const IDESC *idesc,
299 int unit_num, int referenced,
300 INT out_FRkhi, INT out_FRklo)
301 {
302 /* Modelling for this unit is the same as for fr400. */
303 return frvbf_model_fr400_u_media_hilo (cpu, idesc, unit_num, referenced,
304 out_FRkhi, out_FRklo);
305 }
306
307 int
308 frvbf_model_fr450_u_media_2 (SIM_CPU *cpu, const IDESC *idesc,
309 int unit_num, int referenced,
310 INT in_FRi, INT in_FRj,
311 INT out_ACC40Sk, INT out_ACC40Uk)
312 {
313 /* Modelling for this unit is the same as for fr400. */
314 return frvbf_model_fr400_u_media_2 (cpu, idesc, unit_num, referenced,
315 in_FRi, in_FRj, out_ACC40Sk,
316 out_ACC40Uk);
317 }
318
319 int
320 frvbf_model_fr450_u_media_2_quad (SIM_CPU *cpu, const IDESC *idesc,
321 int unit_num, int referenced,
322 INT in_FRi, INT in_FRj,
323 INT out_ACC40Sk, INT out_ACC40Uk)
324 {
325 /* Modelling for this unit is the same as for fr400. */
326 return frvbf_model_fr400_u_media_2_quad (cpu, idesc, unit_num, referenced,
327 in_FRi, in_FRj, out_ACC40Sk,
328 out_ACC40Uk);
329 }
330
331 int
332 frvbf_model_fr450_u_media_2_acc (SIM_CPU *cpu, const IDESC *idesc,
333 int unit_num, int referenced,
334 INT in_ACC40Si, INT out_ACC40Sk)
335 {
336 /* Modelling for this unit is the same as for fr400. */
337 return frvbf_model_fr400_u_media_2_acc (cpu, idesc, unit_num, referenced,
338 in_ACC40Si, out_ACC40Sk);
339 }
340
341 int
342 frvbf_model_fr450_u_media_2_acc_dual (SIM_CPU *cpu, const IDESC *idesc,
343 int unit_num, int referenced,
344 INT in_ACC40Si, INT out_ACC40Sk)
345 {
346 /* Modelling for this unit is the same as for fr400. */
347 return frvbf_model_fr400_u_media_2_acc_dual (cpu, idesc, unit_num,
348 referenced, in_ACC40Si,
349 out_ACC40Sk);
350 }
351
352 int
353 frvbf_model_fr450_u_media_2_add_sub (SIM_CPU *cpu, const IDESC *idesc,
354 int unit_num, int referenced,
355 INT in_ACC40Si, INT out_ACC40Sk)
356 {
357 /* Modelling for this unit is the same as for fr400. */
358 return frvbf_model_fr400_u_media_2_add_sub (cpu, idesc, unit_num,
359 referenced, in_ACC40Si,
360 out_ACC40Sk);
361 }
362
363 int
364 frvbf_model_fr450_u_media_2_add_sub_dual (SIM_CPU *cpu, const IDESC *idesc,
365 int unit_num, int referenced,
366 INT in_ACC40Si, INT out_ACC40Sk)
367 {
368 /* Modelling for this unit is the same as for fr400. */
369 return frvbf_model_fr400_u_media_2_add_sub_dual (cpu, idesc, unit_num,
370 referenced, in_ACC40Si,
371 out_ACC40Sk);
372 }
373
374 int
375 frvbf_model_fr450_u_media_3 (SIM_CPU *cpu, const IDESC *idesc,
376 int unit_num, int referenced,
377 INT in_FRi, INT in_FRj,
378 INT out_FRk)
379 {
380 /* Modelling is the same as media unit 1. */
381 return frvbf_model_fr450_u_media_1 (cpu, idesc, unit_num, referenced,
382 in_FRi, in_FRj, out_FRk);
383 }
384
385 int
386 frvbf_model_fr450_u_media_3_dual (SIM_CPU *cpu, const IDESC *idesc,
387 int unit_num, int referenced,
388 INT in_FRi, INT out_FRk)
389 {
390 /* Modelling for this unit is the same as for fr400. */
391 return frvbf_model_fr400_u_media_3_dual (cpu, idesc, unit_num, referenced,
392 in_FRi, out_FRk);
393 }
394
395 int
396 frvbf_model_fr450_u_media_3_quad (SIM_CPU *cpu, const IDESC *idesc,
397 int unit_num, int referenced,
398 INT in_FRi, INT in_FRj,
399 INT out_FRk)
400 {
401 /* Modelling is the same as media unit 1. */
402 return frvbf_model_fr450_u_media_1_quad (cpu, idesc, unit_num, referenced,
403 in_FRi, in_FRj, out_FRk);
404 }
405
406 int
407 frvbf_model_fr450_u_media_4 (SIM_CPU *cpu, const IDESC *idesc,
408 int unit_num, int referenced,
409 INT in_ACC40Si, INT in_FRj,
410 INT out_ACC40Sk, INT out_FRk)
411 {
412 /* Modelling for this unit is the same as for fr400. */
413 return frvbf_model_fr400_u_media_4 (cpu, idesc, unit_num, referenced,
414 in_ACC40Si, in_FRj,
415 out_ACC40Sk, out_FRk);
416 }
417
418 int
419 frvbf_model_fr450_u_media_4_accg (SIM_CPU *cpu, const IDESC *idesc,
420 int unit_num, int referenced,
421 INT in_ACCGi, INT in_FRinti,
422 INT out_ACCGk, INT out_FRintk)
423 {
424 /* Modelling is the same as media-4 unit except use accumulator guards
425 as input instead of accumulators. */
426 return frvbf_model_fr450_u_media_4 (cpu, idesc, unit_num, referenced,
427 in_ACCGi, in_FRinti,
428 out_ACCGk, out_FRintk);
429 }
430
431 int
432 frvbf_model_fr450_u_media_4_acc_dual (SIM_CPU *cpu, const IDESC *idesc,
433 int unit_num, int referenced,
434 INT in_ACC40Si, INT out_FRk)
435 {
436 /* Modelling for this unit is the same as for fr400. */
437 return frvbf_model_fr400_u_media_4_acc_dual (cpu, idesc, unit_num,
438 referenced, in_ACC40Si,
439 out_FRk);
440 }
441
442 int
443 frvbf_model_fr450_u_media_4_mclracca (SIM_CPU *cpu, const IDESC *idesc,
444 int unit_num, int referenced)
445 {
446 int cycles;
447 int acc;
448 FRV_PROFILE_STATE *ps;
449
450 if (model_insn == FRV_INSN_MODEL_PASS_1)
451 return 0;
452
453 /* The preprocessing can execute right away. */
454 cycles = idesc->timing->units[unit_num].done;
455
456 ps = CPU_PROFILE_STATE (cpu);
457
458 /* The post processing must wait for any pending ACC writes. */
459 ps->post_wait = cycles;
460 for (acc = 0; acc < 4; acc++)
461 post_wait_for_ACC (cpu, acc);
462 for (acc = 8; acc < 12; acc++)
463 post_wait_for_ACC (cpu, acc);
464
465 for (acc = 0; acc < 4; acc++)
466 {
467 update_ACC_latency (cpu, acc, ps->post_wait);
468 update_ACC_ptime (cpu, acc, 2);
469 }
470 for (acc = 8; acc < 12; acc++)
471 {
472 update_ACC_latency (cpu, acc, ps->post_wait);
473 update_ACC_ptime (cpu, acc, 2);
474 }
475
476 return cycles;
477 }
478
479 int
480 frvbf_model_fr450_u_media_6 (SIM_CPU *cpu, const IDESC *idesc,
481 int unit_num, int referenced,
482 INT in_FRi, INT out_FRk)
483 {
484 /* Modelling for this unit is the same as for fr400. */
485 return frvbf_model_fr400_u_media_6 (cpu, idesc, unit_num, referenced,
486 in_FRi, out_FRk);
487 }
488
489 int
490 frvbf_model_fr450_u_media_7 (SIM_CPU *cpu, const IDESC *idesc,
491 int unit_num, int referenced,
492 INT in_FRinti, INT in_FRintj,
493 INT out_FCCk)
494 {
495 /* Modelling for this unit is the same as for fr400. */
496 return frvbf_model_fr400_u_media_7 (cpu, idesc, unit_num, referenced,
497 in_FRinti, in_FRintj, out_FCCk);
498 }
499
500 int
501 frvbf_model_fr450_u_media_dual_expand (SIM_CPU *cpu, const IDESC *idesc,
502 int unit_num, int referenced,
503 INT in_FRi,
504 INT out_FRk)
505 {
506 /* Modelling for this unit is the same as for fr400. */
507 return frvbf_model_fr400_u_media_dual_expand (cpu, idesc, unit_num,
508 referenced, in_FRi, out_FRk);
509 }
510
511 int
512 frvbf_model_fr450_u_media_dual_htob (SIM_CPU *cpu, const IDESC *idesc,
513 int unit_num, int referenced,
514 INT in_FRj,
515 INT out_FRk)
516 {
517 /* Modelling for this unit is the same as for fr400. */
518 return frvbf_model_fr400_u_media_dual_htob (cpu, idesc, unit_num,
519 referenced, in_FRj, out_FRk);
520 }
521
522 int
523 frvbf_model_fr450_u_ici (SIM_CPU *cpu, const IDESC *idesc,
524 int unit_num, int referenced,
525 INT in_GRi, INT in_GRj)
526 {
527 /* Modelling for this unit is the same as for fr500. */
528 return frvbf_model_fr500_u_ici (cpu, idesc, unit_num, referenced,
529 in_GRi, in_GRj);
530 }
531
532 int
533 frvbf_model_fr450_u_dci (SIM_CPU *cpu, const IDESC *idesc,
534 int unit_num, int referenced,
535 INT in_GRi, INT in_GRj)
536 {
537 /* Modelling for this unit is the same as for fr500. */
538 return frvbf_model_fr500_u_dci (cpu, idesc, unit_num, referenced,
539 in_GRi, in_GRj);
540 }
541
542 int
543 frvbf_model_fr450_u_dcf (SIM_CPU *cpu, const IDESC *idesc,
544 int unit_num, int referenced,
545 INT in_GRi, INT in_GRj)
546 {
547 /* Modelling for this unit is the same as for fr500. */
548 return frvbf_model_fr500_u_dcf (cpu, idesc, unit_num, referenced,
549 in_GRi, in_GRj);
550 }
551
552 int
553 frvbf_model_fr450_u_icpl (SIM_CPU *cpu, const IDESC *idesc,
554 int unit_num, int referenced,
555 INT in_GRi, INT in_GRj)
556 {
557 /* Modelling for this unit is the same as for fr500. */
558 return frvbf_model_fr500_u_icpl (cpu, idesc, unit_num, referenced,
559 in_GRi, in_GRj);
560 }
561
562 int
563 frvbf_model_fr450_u_dcpl (SIM_CPU *cpu, const IDESC *idesc,
564 int unit_num, int referenced,
565 INT in_GRi, INT in_GRj)
566 {
567 /* Modelling for this unit is the same as for fr500. */
568 return frvbf_model_fr500_u_dcpl (cpu, idesc, unit_num, referenced,
569 in_GRi, in_GRj);
570 }
571
572 int
573 frvbf_model_fr450_u_icul (SIM_CPU *cpu, const IDESC *idesc,
574 int unit_num, int referenced,
575 INT in_GRi, INT in_GRj)
576 {
577 /* Modelling for this unit is the same as for fr500. */
578 return frvbf_model_fr500_u_icul (cpu, idesc, unit_num, referenced,
579 in_GRi, in_GRj);
580 }
581
582 int
583 frvbf_model_fr450_u_dcul (SIM_CPU *cpu, const IDESC *idesc,
584 int unit_num, int referenced,
585 INT in_GRi, INT in_GRj)
586 {
587 /* Modelling for this unit is the same as for fr500. */
588 return frvbf_model_fr500_u_dcul (cpu, idesc, unit_num, referenced,
589 in_GRi, in_GRj);
590 }
591
592 int
593 frvbf_model_fr450_u_barrier (SIM_CPU *cpu, const IDESC *idesc,
594 int unit_num, int referenced)
595 {
596 /* Modelling for this unit is the same as for fr500. */
597 return frvbf_model_fr500_u_barrier (cpu, idesc, unit_num, referenced);
598 }
599
600 int
601 frvbf_model_fr450_u_membar (SIM_CPU *cpu, const IDESC *idesc,
602 int unit_num, int referenced)
603 {
604 /* Modelling for this unit is the same as for fr500. */
605 return frvbf_model_fr500_u_membar (cpu, idesc, unit_num, referenced);
606 }
607
608 #endif /* WITH_PROFILE_MODEL_P */