sim: allow the assert configure option everywhere
[deliverable/binutils-gdb.git] / sim / frv / ChangeLog
CommitLineData
22be3fbe
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12016-01-10 Mike Frysinger <vapier@gentoo.org>
2
3 * configure: Regenerate.
4
0dc73ef7
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52016-01-10 Mike Frysinger <vapier@gentoo.org>
6
7 * configure: Regenerate.
8
347fe5bb
MF
92016-01-10 Mike Frysinger <vapier@gentoo.org>
10
11 * configure: Regenerate.
12
99d8e879
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132016-01-10 Mike Frysinger <vapier@gentoo.org>
14
15 * configure: Regenerate.
16
35656e95
MF
172016-01-10 Mike Frysinger <vapier@gentoo.org>
18
19 * configure: Regenerate.
20
936df756
MF
212016-01-09 Mike Frysinger <vapier@gentoo.org>
22
23 * config.in, configure: Regenerate.
24
2e3d4f4d
MF
252016-01-06 Mike Frysinger <vapier@gentoo.org>
26
27 * sim-if.c (sim_open): Mark argv const.
28 (sim_create_inferior): Mark argv and env const.
29
9bbf6f91
MF
302016-01-04 Mike Frysinger <vapier@gentoo.org>
31
32 * configure: Regenerate.
33
77cf2ef5
MF
342016-01-03 Mike Frysinger <vapier@gentoo.org>
35
36 * sim-if.c (sim_open): Update sim_parse_args comment.
37
3726f72c
MF
382016-01-03 Mike Frysinger <vapier@gentoo.org>
39
40 * TODO: Delete file.
41
0cb8d851
MF
422016-01-03 Mike Frysinger <vapier@gentoo.org>
43
44 * configure.ac (SIM_AC_OPTION_HOSTENDIAN): Delete.
45 * configure: Regenerate.
46 * frv.c (frvbf_h_fr_double_get_handler): Change
47 CURRENT_HOST_BYTE_ORDER to HOST_BYTE_ORDER.
48 (frvbf_h_fr_double_set_handler): Likewise.
49
1ac72f06
MF
502016-01-02 Mike Frysinger <vapier@gentoo.org>
51
52 * arch.h (TARGET_BIG_ENDIAN): Delete.
53 * configure.ac (SIM_AC_OPTION_ENDIAN): Change BIG_ENDIAN to BIG.
54 * configure: Regenerate.
55 * frv.c (frvbf_h_fr_double_get_handler): Change LITTLE_ENDIAN to
56 BFD_ENDIAN_LITTLE.
57 (frvbf_h_fr_double_set_handler): Likewise.
58
d47f5b30
MF
592016-01-02 Mike Frysinger <vapier@gentoo.org>
60
61 * reset.c (frv_term): Change current_state to sd.
62 * sim-if.c (current_state): Delete.
63 (sim_open): Delete current_state assignment.
64
5e744ef8
MF
652015-12-27 Mike Frysinger <vapier@gentoo.org>
66
67 * Makefile.in (SIM_OBJS): Delete sim-hload.o.
68
1b393626
MF
692015-12-26 Mike Frysinger <vapier@gentoo.org>
70
71 * config.in, configure: Regenerate.
72
0e967299
MF
732015-12-26 Mike Frysinger <vapier@gentoo.org>
74
75 * sim-if.c (sim_create_inferior): Replace old #if 0 code with dupargv.
76
20231457
MF
772015-12-25 Mike Frysinger <vapier@gentoo.org>
78
79 * devices.c: Delete file.
80 * frv-sim.h (MCCR_ADDR, MCCR_CP, MCCR_CM0, MCCR_CM1, frv_devices,
81 struct _device): Delete.
82 * Makefile.in (SIM_OBJS): Delete devices.o.
83 * sim-if.c (sim_open): Delete #if 0 code.
84 * tconfig.h: Delete file.
85
0d585950
MF
862015-12-25 Mike Frysinger <vapier@gentoo.org>
87
88 * Makefile.in (SIM_OBJS): Delete sim-model.o.
89 * tconfig.h (SIM_HAVE_MODEL): Delete.
90
8a0ebee6
MF
912015-12-25 Mike Frysinger <vapier@gentoo.org>
92
93 * arch.c: Rename MACH to SIM_MACH.
94 * cpuall.h: Likewise.
95 * model.c: Rename MACH to SIM_MACH, MACH_IMP_PROPERTIES to
96 SIM_MACH_IMP_PROPERTIES, and MODEL to SIM_MODEL.
97
f0c1b768
MF
982015-12-25 Mike Frysinger <vapier@gentoo.org>
99
100 * sim-main.h (WITH_SCACHE_PBB): Move from ...
101 * tconfig.h (WITH_SCACHE_PBB): ... here.
102
42a3af56
MF
1032015-12-25 Mike Frysinger <vapier@gentoo.org>
104
105 * devices.c (device_error): Delete.
106
26936211
MF
1072015-12-24 Mike Frysinger <vapier@gentoo.org>
108
109 * tconfig.h (SIM_HANDLES_LMA): Delete.
110
cec19744
MF
1112015-12-24 Mike Frysinger <vapier@gentoo.org>
112
113 * tconfig.h (SIM_HAVE_BREAKPOINTS, SIM_BREAKPOINT,
114 SIM_BREAKPOINT_SIZE): Delete.
115 * traps.c [SIM_HAVE_BREAKPOINTS] (frv_itrap): Delete sim breakpoint
116 code.
117 [SIM_HAVE_BREAKPOINTS] (frv_break): Likewise.
118
84e8e361
MF
1192015-12-24 Mike Frysinger <vapier@gentoo.org>
120
121 * tconfig.h (WITH_WATCHPOINTS): Delete.
122
b1af9473
MF
1232015-12-24 Mike Frysinger <vapier@gentoo.org>
124
125 * tconfig.h (SIM_HAVE_MEM_SIZE): Delete.
126
797eee42
MF
1272015-11-15 Mike Frysinger <vapier@gentoo.org>
128
129 * Makefile.in (SIM_OBJS): Delete sim-reason.o, sim-reg.o, and
130 sim-stop.o.
131
6e4f085c
MF
1322015-11-14 Mike Frysinger <vapier@gentoo.org>
133
134 * interp.c (sim_close): Rename to ...
135 (frv_sim_close): ... this. Delete calls to frv_cgen_cpu_close and
136 sim_module_uninstall.
137 * sim-main.h (frv_sim_close): Declare.
138 (SIM_CLOSE_HOOK): Define.
139
8d0978fb
MF
1402015-06-23 Mike Frysinger <vapier@gentoo.org>
141
142 * configure.ac (AC_ARG_ENABLE(sim-trapdump)): Call AS_HELP_STRING.
143 * configure: Regenerate.
144
a3487082
MF
1452015-06-12 Mike Frysinger <vapier@gentoo.org>
146
147 * configure: Regenerate.
148
306f4178
MF
1492015-06-12 Mike Frysinger <vapier@gentoo.org>
150
151 * configure: Regenerate.
152
db7858e2
MF
1532015-06-12 Mike Frysinger <vapier@gentoo.org>
154
155 * decode.c (frvbf_decode): Change TRACE_EXTRACT to CGEN_TRACE_EXTRACT.
156 * mloop.in (execute): Change TRACE_INSN_INIT to CGEN_TRACE_INSN_INIT,
157 TRACE_INSN to CGEN_TRACE_INSN, and TRACE_INSN_FINI to CGEN_TRACE_INSN_FINI.
158 * sem.c: Rename TRACE_RESULT to CGEN_TRACE_RESULT.
159
66a19e2f
MF
1602015-06-11 Mike Frysinger <vapier@gentoo.org>
161
162 * sim-main.h (WITH_TRACE): Delete.
163
e8d3a34f
MF
1642015-04-18 Mike Frysinger <vapier@gentoo.org>
165
166 * sim-main.h (USING_SIM_BASE_H): Delete.
167
20bca71d
MF
1682015-04-18 Mike Frysinger <vapier@gentoo.org>
169
170 * sim-main.h (_sim_cpu, SIM_CPU): Delete.
171
7e83aa92
MF
1722015-04-18 Mike Frysinger <vapier@gentoo.org>
173
174 * sim-main.h (sim_cia): Delete.
175 (frv_sim_engine_halt_hook): Move below includes.
176
034685f9
MF
1772015-04-17 Mike Frysinger <vapier@gentoo.org>
178
179 * sim-main.h (CIA_GET, CIA_SET): Delete.
180 * traps.c (frv_sim_engine_halt_hook): Change CIA_SET to CPU_PC_SET.
181
78e9aa70
MF
1822015-04-15 Mike Frysinger <vapier@gentoo.org>
183
184 * Makefile.in (SIM_OBJS): Delete sim-cpu.o.
185 * sim-main.h (STATE_CPU): Delete.
186
f95f4ed2
MF
1872015-04-15 Mike Frysinger <vapier@gentoo.org>
188
189 * sim-main.h (struct sim_state): Change cpu to an array of pointers.
190 (STATE_CPU): Handle WITH_SMP.
191
bf12d44e
MF
1922015-04-13 Mike Frysinger <vapier@gentoo.org>
193
194 * configure: Regenerate.
195
122bbfb5
MF
1962015-04-06 Mike Frysinger <vapier@gentoo.org>
197
198 * Makefile.in (SIM_OBJS): Delete sim-engine.o and sim-hrw.o.
199
aadc9410
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2002015-03-31 Mike Frysinger <vapier@gentoo.org>
201
202 * config.in, configure: Regenerate.
203
30452bbe
MF
2042015-03-24 Mike Frysinger <vapier@gentoo.org>
205
206 * configure: Regenerate.
207
97f478c5
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2082015-03-24 Mike Frysinger <vapier@gentoo.org>
209
210 * configure: Regenerate.
211
64dd13df
MF
2122015-03-23 Mike Frysinger <vapier@gentoo.org>
213
214 * configure: Regenerate.
215
c906b4b5
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2162015-03-23 Mike Frysinger <vapier@gentoo.org>
217
218 * devices.c: Delete dv-sockser.h include.
219 (device_io_read_buffer): Delete uart code.
220 (device_io_write_buffer): Likewise.
221
49cd1634
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2222015-03-23 Mike Frysinger <vapier@gentoo.org>
223
224 * configure: Regenerate.
225
ae7d0cac
MF
2262015-03-16 Mike Frysinger <vapier@gentoo.org>
227
228 * aclocal.m4, config.in, configure: Regenerate.
229 * tconfig.in: Rename file ...
230 * tconfig.h: ... here.
231
8406bb59
MF
2322015-03-15 Mike Frysinger <vapier@gentoo.org>
233
234 * tconfig.in [HAVE_DV_SOCKSER]: Delete.
235
465fb143
MF
2362015-03-14 Mike Frysinger <vapier@gentoo.org>
237
238 * Makefile.in (SIM_RUN_OBJS): Delete.
239
105dd264
HPN
2402014-08-23 Hans-Peter Nilsson <hp@axis.com>
241
242 * configure.ac: Default simulator hardware to off again. Remove
243 dead frv_extra_objs substitution.
244 * configure: Regenerate.
245 * Makefile.in: Remove unused frv_extra_objs.
246
2974be62
AM
2472014-08-19 Alan Modra <amodra@gmail.com>
248
249 * configure: Regenerate.
250
faa743bb
RM
2512014-08-15 Roland McGrath <mcgrathr@google.com>
252
253 * configure: Regenerate.
254 * config.in: Regenerate.
255
bf3d9781
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2562013-09-23 Alan Modra <amodra@gmail.com>
257
258 * configure: Regenerate.
259
31e6ad7d
MF
2602013-06-03 Mike Frysinger <vapier@gentoo.org>
261
262 * aclocal.m4, configure: Regenerate.
263
73e76d20
MF
2642013-03-30 Joel Sherrill <joel.sherrill@oarcorp.com>
265 Mike Frysinger <vapier@gentoo.org>
266
267 * configure.ac: Add frv_extra_objs. Change simulator hardware
268 from always on to defaulting to yes it is enabled.
269 * Makefile.in: Conditionalize reference to dv-sockser.o.
270 * configure: Regenerated.
271
1517bd27
MF
2722013-03-26 Mike Frysinger <vapier@gentoo.org>
273
274 * configure: Regenerate.
275
94c63d78
JS
2762013-03-23 Joel Sherrill <joel.sherrill@oarcorp.com>
277
278 * configure.ac: Fail if dv-sockser.o not available.
279 Error when --disable-sim-hardware is specified.
280 * configure: Regenerated.
281
5f3ef9d0
JB
2822012-06-15 Joel Brobecker <brobecker@adacore.com>
283
284 * config.in, configure: Regenerate.
285
2232061b
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2862012-03-24 Mike Frysinger <vapier@gentoo.org>
287
288 * aclocal.m4, config.in, configure: Regenerate.
289
db2e4d67
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2902011-12-03 Mike Frysinger <vapier@gentoo.org>
291
292 * aclocal.m4: New file.
293 * configure: Regenerate.
294
9c082ca8
MF
2952011-10-17 Mike Frysinger <vapier@gentoo.org>
296
297 * configure.ac: Change include to common/acinclude.m4.
298
6ffe910a
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2992011-10-17 Mike Frysinger <vapier@gentoo.org>
300
301 * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
302 call. Replace common.m4 include with SIM_AC_COMMON.
303 * configure: Regenerate.
304
2419798b
MF
3052011-07-05 Mike Frysinger <vapier@gentoo.org>
306
307 * sim-if.c (sim_do_command): Delete.
308
f9bdfd29
MF
3092010-04-21 Mike Frysinger <vapier@gentoo.org>
310
311 * profile.c (sim_profile_print_bar): Add cpu argument.
312
fb0cc53e
MF
3132010-03-30 Mike Frysinger <vapier@gentoo.org>
314
315 * devices.c (device_error): Add const to message.
316
c5351010
DE
3172010-02-12 Doug Evans <dje@sebabeach.org>
318
319 * decode.c, * decode.h: Regenerate.
320
2310652a
DE
3212010-02-11 Doug Evans <dje@sebabeach.org>
322
323 * cpu.h, * decode.c, * model.c, * sem.c: Regenerate.
324
d2c7a1a6
DE
3252010-01-24 Doug Evans <dje@sebabeach.org>
326
327 * sem.c: Regenerate.
328
3725885a
RW
3292010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
330
331 * configure: Regenerate.
332
0f51e9bf
DE
3332010-01-02 Doug Evans <dje@sebabeach.org>
334
335 * arch.c, * arch.h, * cpu.c, * cpu.h, * cpuall.h, * decode.c,
336 * decode.h, * model.c, * sem.c: Regenerate, update copyright year.
337
197fa1aa
DE
3382009-11-22 Doug Evans <dje@sebabeach.org>
339
340 * cpu.h: Regenerate.
341 * cpuall.h: Regenerate.
342 * decode.c: Regenerate.
343 * decode.h: Regenerate.
344
b29791a8
DE
3452009-11-03 Doug Evans <dje@sebabeach.org>
346
347 * arch.c: Regenerate.
348 * arch.h: Regenerate.
349 * cpu.c: Regenerate.
350 * cpu.h: Regenerate.
351 * cpuall.h: Regenerate.
352 * decode.c: Regenerate.
353 * decode.h: Regenerate.
354 * model.c: Regenerate.
355 * sem.c: Regenerate.
356
d6416cdc
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3572009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
358
81ecdfbb
RW
359 * config.in: Regenerate.
360 * configure: Likewise.
361
d6416cdc
RW
362 * configure: Regenerate.
363
7b1a2840
HPN
3642009-01-07 Hans-Peter Nilsson <hp@axis.com>
365
366 * sem.c: Regenerate.
367
bce3bbcb
HPN
3682008-12-23 Hans-Peter Nilsson <hp@axis.com>
369
370 * arch.c, arch.h, cpu.c, cpu.h, cpuall.h, decode.c, decode.h,
371 model.c, sem.c: Regenerate.
372
b5bd9624
HPN
3732008-07-11 Hans-Peter Nilsson <hp@axis.com>
374
375 * configure: Regenerate to track ../common/common.m4 changes.
376 * config.in: Ditto.
377
6efef468 3782008-06-06 Vladimir Prus <vladimir@codesourcery.com>
72f4393d
L
379 Daniel Jacobowitz <dan@codesourcery.com>
380 Joseph Myers <joseph@codesourcery.com>
6efef468
JM
381
382 * configure: Regenerate.
383
b1bfc053
HPN
3842006-12-21 Hans-Peter Nilsson <hp@axis.com>
385
386 * config.in: Regenerate.
387
e85e3205
RE
3882006-06-13 Richard Earnshaw <rearnsha@arm.com>
389
390 * configure: Regenerated.
391
2f0122dc
DJ
3922006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
393
394 * configure: Regenerated.
395
20e95c23
DJ
3962006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
397
398 * configure: Regenerated.
399
79e59fe6
DB
4002005-10-28 Dave Brolley <brolley@redhat.com>
401
402 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
72f4393d 403
79e59fe6
DB
404 Contribute the following changes:
405 2003-09-29 Dave Brolley <brolley@redhat.com>
406
407 * frv-sim.h: Use CGEN_ATTR_VALUE_ENUM_TYPE in place of
408 CGEN_ATTR_VALUE_TYPE.
409 * mloop.in: Ditto.
410 * pipeline.c: Ditto.
411 * traps.c: Ditto.
412
2b193c4a
MK
4132005-03-23 Mark Kettenis <kettenis@gnu.org>
414
415 * configure: Regenerate.
416
35695fd6
AC
4172005-01-14 Andrew Cagney <cagney@gnu.org>
418
419 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
420 explicit call to AC_CONFIG_HEADER.
421 * configure: Regenerate.
422
f0569246
AC
4232005-01-12 Andrew Cagney <cagney@gnu.org>
424
425 * configure.ac: Update to use ../common/common.m4.
426 * configure: Re-generate.
427
38f48d72
AC
4282005-01-11 Andrew Cagney <cagney@localhost.localdomain>
429
430 * configure: Regenerated to track ../common/aclocal.m4 changes.
431
b7026657
AC
4322005-01-07 Andrew Cagney <cagney@gnu.org>
433
434 * configure.ac: Rename configure.in, require autoconf 2.59.
435 * configure: Re-generate.
436
379832de
HPN
4372004-12-08 Hans-Peter Nilsson <hp@axis.com>
438
439 * configure: Regenerate for ../common/aclocal.m4 update.
440
45aa12b4
RS
4412004-08-27 Richard Sandiford <rsandifo@redhat.com>
442
443 * cpu.[ch], arch.[ch], decode.[ch]: Regenerated.
444 * cpuall.h, model.c, sem.c: Regenerated.
445
676a64f4
RS
4462004-03-01 Richard Sandiford <rsandifo@redhat.com>
447
448 * Makefile.in (SIM_OBJS): Add profile-fr450.o.
449 (profile-fr450.o): New dependency.
450 (stamp-cpu): Add fr450 to the list of machs.
451 * sim-frv.h (SPR_IS_ACC): New macro.
452 (H_SPR_ACC4, H_SPR_ACC63, H_SPR_ACCG4, H_SPR_ACCG63): Delete.
453 * cache.c (frv_cache_init, non_cache_access): Handle bfd_mach_fr450.
454 * frv.c (check_register_alignment, check_fr_register_alignment)
455 (check_memory_alignment, do_media_average): Likewise.
456 (frvbf_clear_accumulators): Likewise. Use a mask of valid registers
457 rather than a consecutive range.
458 * interrupts.c (frv_queue_illegal_instruction_interrupt)
459 (frv_queue_non_implemented_instruction_interrupt): Handle
460 bfd_mach_fr450.
461 * memory.c (check_data_read_address, check_readwrite_address)
462 (check_insn_read_address, check_write_address): Likewise.
463 * mloop.in (@cpu@_simulate_insn_prefetch): Likewise.
464 * profile.c (reset_gr_flags, reset_fr_flags, reset_acc_flags)
465 (frvbf_model_insn_before, frvbf_model_insn_after): Likewise.
466 * profile-fr450.c: New file.
467 * registers.c (fr450_spr): New array.
468 (frv_register_control_init): Check its size. Use it for fr450.
469 (frv_check_register_access): Handle bfd_mach_fr450.
470 (frv_check_spr_read_access): Likewise. Generalize accumulator check.
471 * traps.c (frv_core_signal, frvbf_media_cr_not_aligned): Likewise.
472 (frvbf_media_acc_not_aligned): Likewise.
473 (frvbf_media_register_not_aligned): Likewise.
474 * arch.c: Regenerate.
475 * arch.h: Regenerate.
476 * cpu.h: Regenerate.
477 * cpuall.h: Regenerate.
478 * decode.h: Regenerate.
479 * model.c: Regenerate.
480
c7a48b9a
RS
4812004-03-01 Richard Sandiford <rsandifo@redhat.com>
482
483 * cache.c (frv_cache_init): Change fr400 cache statistics to match
484 the fr405.
485 (non_cache_access): Add missing breaks.
486 * interrupts.c (set_exception_status_registers): Always set EAR15
487 for data_access_errors.
488 * memory.c (fr400_check_write_address): Remove redundant alignment
489 check.
490 * model.c: Regenerate.
491
8b73069f
RS
4922004-03-01 Richard Sandiford <rsandifo@redhat.com>
493
494 * frv.c (frvbf_iacc_cut): Rework, taking rounding into account.
495
8ae0baa2
RS
4962004-03-01 Richard Sandiford <rsandifo@redhat.com>
497
498 * decode.c, decode.h, model.c, sem.c: Regenerate.
499
d74c4203
KB
5002003-11-24 Kevin Buettner <kevinb@redhat.com>
501
502 * frv-sim.h (GR_REGNUM_MAX, FR_REGNUM_MAX, PC_REGNUM, SPR_REGNUM_MIN)
503 (SPR_REGNUM_MAX): Delete.
504 * frv.c (gdb/sim-frv.h): Include.
505 (frvbf_fetch_register, frvbf_store_register): Use register number
506 constants from gdb/sim-frv.h. Check availability of general
507 purpose and float registers.
508
0b01870b
DB
5092003-11-03 Dave Brolley <brolley@redhat.com>
510
511 * cache.c (address_interference): Check for higher priority requests
512 in the same pipeline.
513
9a29f3ca
DB
5142003-10-31 Dave Brolley <brolley@redhat.com>
515
162cec1b 516 * frv-sim.h (LR_REGNUM): Removed.
073926e5 517 (SPR_REGNUM_MIN,SPR_REGNUM_MAX): New macros.
9a29f3ca 518 * frv.c (frvbf_fetch_register): Fetch SPR registers based on
073926e5 519 SPR_REGNUM_MIN and SPR_REGNUM_MAX. Check whether SPRs are implemented.
9a29f3ca
DB
520 Return 0 for an unimplemented register. Return the length of the data
521 for an implemented register.
522 (frvbf_store_register): Ditto.
523
fc0a2244
AC
5242003-10-30 Andrew Cagney <cagney@redhat.com>
525
526 * traps.c: Replace "struct symbol_cache_entry" with "struct
527 bfd_symbol".
528
29a79ca0
DB
5292003-10-10 Dave Brolley <brolley@redhat.com>
530
531 * cpu.h, sem.c: Regenerate.
532
e930b1f5
DB
5332003-10-06 Dave Brolley <brolley@redhat.com>
534
535 * profile-fr550.[ch]: New files.
536 * configure.in: Move frv handling to alphabetically correct placement.
537 * Makefile.in: Add fr550 support.
538 * frv-sim.h,frv.c,interrups.c,memory.c,mloop.in,pipeline.c,
539 profile.[ch],registers.c,traps.c: Add fr550 support.
540 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
541 Regenerate.
542
22f367a7
DB
5432003-09-25 Dave Brolley <brolley@redhat.com>
544
545 * reset.c (frv_initialize): Call frv_register_control_init first.
546
1c453cd6
DB
5472003-09-24 Dave Brolley <brolley@redhat.com>
548
549 * profile.h (update_FR_ptime): New prototype.
550 (update_FRdouble_ptime): Ditto.
551 (update_SPR_ptime): Ditto.
552 (increase_ACC_busy): Ditto.
553 (enforce_full_acc_latency): Ditto.
554 (post_wait_for_SPR): Ditto.
555 * profile.c (update_FR_ptime): Moved here from profile-fr500.c.
556 (update_FRdouble_ptime): Ditto.
557 (update_SPR_ptime): New function.
558 (increase_ACC_busy): Ditto.
559 (enforce_full_acc_latency): Ditto.
560 (vliw_wait_for_fdiv_resource): Correct resource name.
561 (vliw_wait_for_fsqrt_resource): Ditto.
562 (post_wait_for_SPR): New function.
563 * profile-fr500.c (frvbf_model_fr500_u_commit): New function.
564 (frvbf_model_fr500_u_gr2fr): Pass out_FRk as output register to
565 adjust_float_register_busy.
566 (frvbf_model_fr500_u_gr_load): Record latency of SPR registers.
567 (frvbf_model_fr500_u_fr_load): Wait for and record latency of SPR
568 registers.
569 (frvbf_model_fr500_u_float_arith): Ditto.
570 (frvbf_model_fr500_u_float_dual_arith): Ditto.
571 (frvbf_model_fr500_u_float_div): Ditto.
572 (frvbf_model_fr500_u_float_sqrt): Ditto.
573 (frvbf_model_fr500_u_float_convert): Ditto.
574 (update_FR_ptime): Moved to profile.c
575 (update_FRdouble_ptime): Moved to profile.c
576 * profile-fr400.c (update_FR_ptime): Removed. Identical to functions
577 for other machines.
578 (update_FRdouble_ptime): Ditto.
579 * arch.h,cpu.h,sem.c,decode.[ch],model.c,sem.c: Regenerated.
580
153431d6
DB
5812003-09-12 Dave Brolley <brolley@redhat.com>
582
583 * registers.c (frv_check_spr_read_access): Check for access to
584 ACC4-ACC63 and ACCG4-ACCG63.
585 * profile.h (frv-desc.h): #include it.
586 (spr_busy): New member of FRV_PROFILE_STATE.
587 (spr_latency): Ditto.
588 (GNER_FOR_GR): New macro.
589 (FNER_FOR_FR): New maccro.
590 (update_SPR_latency): New function.
591 (vliw_wait_for_SPR): New function.
93938d47 592 * profile.c (update_latencies): Update SPR latencies.
153431d6
DB
593 (update_target_latencies): Ditto.
594 (update_SPR_latency): New function.
595 (vliw_wait_for_SPR): New function.
596 * profile-fr500.c (frvbf_model_fr500_u_idiv): Record GNER latency.
597 (frvbf_model_fr500_u_trap): Removed unused variable, ps.
598 (frvbf_model_fr500_u_check): Ditto.
599 (frvbf_model_fr500_u_clrgr): New unit modeller for fr500.
600 (frvbf_model_fr500_u_clrfr): Ditto.
601 (frvbf_model_fr500_u_spr2gr): Wait for SPR.
602 (frvbf_model_fr500_u_gr2spr): Ditto.
603 * frv-sim.h (H_SPR_ACC4): New macro.
604 (H_SPR_ACCG4): New macro;
605 (H_SPR_ACC0): Removed.
606 (H_SPR_ACCG0): Removed.
607 * arch.h,model.c,sem[ch],decode.[ch]: Regenerated.
608
ba9c4053
DB
6092003-09-10 Dave Brolley <brolley@redhat.com>
610
611 * profile.c (slot_names): FM1 was listed twice. Changed first
612 instance to FM0. Added IALL, FMALL and FMLOW.
613 (print_parallel): Don't examine slots with no insns.
614
f9e18f5a
DB
6152003-09-09 Dave Brolley <brolley@redhat.com>
616
617 * frv.c (do_media_average): Select machine using a switch.
618
d89a78b6
DB
6192003-09-08 Dave Brolley <brolley@redhat.com>
620
621 On behalf of Doug Evans <dje@sebabeach.org>
622 * Makefile.in (stamp-arch,stamp-cpu): Pass archfile to cgen.
623 Remove copying of .cpu file to cgen/cpu, no longer needed.
624
d03ea14f
DB
6252003-09-03 Dave Brolley <brolley@redhat.com>
626
627 * cpu.h, model.c, sem.c, decode.h, decode.c: Regenerated.
628
e8d2f504
DB
6292003-08-29 Dave Brolley <brolley@redhat.com>
630
631 * Makefile.in (stamp-arch): Copy frv.cpu from $(srcdir)../../cpu
632 temporarily when regenerating files.
633 (stamp-cpu): Ditto.
634
b34f6357
DB
6352003-08-20 Micheal Snyder <msnyder@redhat.com>
636
637 * All generated files: Regenerate.
638
6392001-10-11 Dave Brolley <brolley@redhat.com>
640
641 * cpu.h,decode.c,decode.h,sem.c: Regenerate.
642
6432001-10-09 Dave Brolley <brolley@redhat.com>
644
645 * traps.c (frv_rett): Halt if PSR.S and PSR.ET are both set or both
646 not set.
647 * reset.c (frv_hardware_reset): Invalidate both caches.
648 * registers.c: Update init, reset and read-only masks for all registers
649 on all machines.
650 * profile.h (cur_gr_complex): New field of FRV_PROFILE_STATE
651 (prev_gr_complex): New field of FRV_PROFILE_STATE
652 (set_use_is_gr_complex): New function.
653 (set_use_not_gr_complex): New function.
654 (use_is_gr_complex): New function.
655 (decrease_GR_busy): New function.
656 * profile.c (reset_gr_flags): New function.
657 (reset_cc_flags): New function.
658 (set_use_is_gr_complex): New function.
659 (set_use_not_gr_complex): New function.
660 (use_is_gr_complex): New function.
661 (update_latencies): Reset gr and cc flags when latency reaches 0.
662 (decrease_GR_busy): New function.
663 * profile-fr400.h (fr500_reset_acc_flags): Removed.
664 (fr500_reset_cc_flags): New function.
665 * profile-fr500.c (frvbf_model_fr400_u_*): Reflect latencies from fr500
666 LSI version 1.41.
667 * profile-fr400.h (fr400_reset_gr_flags): New function.
668 (fr400_reset_fr_flags): New function.
669 (fr400_reset_acc_flags): New function.
670 * profile-fr400.c (set_use_not_media_p4): New function.
671 (set_use_not_media_p6): New function.
672 (set_acc_use_not_media_p2): New function.
673 (set_acc_use_not_media_p4): New function.
674 (fr400_reset_gr_flags): New function.
675 (fr400_reset_fr_flags): New function.
676 (fr400_reset_acc_flags): New function.
677 (frvbf_model_fr400_u_*): Reflect latencies from fr400 LSI version 1.1.
678 (frvbf_model_fr400_u_media_hilo): New function.
679 * pipeline.c (frv_vliw_setup_insn): Don't clear MSR0.MTT.
680 * memory.c (fr400_check_data_read_address): Check address range only
681 for double word loads. Don't check alignment here.
682 (fr400_check_readwrite_address): New function.
683 (fr500_check_readwrite_address): New function.
684 (check_readwrite_address): New function.
685 (fr500_check_insn_read_address): Correct address ranges.
686 (frvbf_read_mem_*): Check address range here.
687 (frv_address_forbidden): Removed.
688 (fr400_check_write_address): New function.
689 (check_write_address): New function.
690 (frvbf_write_mem_*): Don't check address range here.
691 (frvbf_mem_set_*): Check address range here.
692 * interrupts.c (frv_queue_data_access_error_interrupt): Now takes an
693 address as second argument.
694 (frv_queue_data_access_exception_interrupt): New function.
695 (frv_queue_illegal_instruction_interrupt): Generate fp_exception for
696 media insns on fr400.
697 (frv_queue_non_implemented_instruction_interrupt): Generate mp_exception
698 for media insns on fr400.
699 (frv_detect_insn_access_interrupts): Don't check for illegal addresses
700 of insns here. Check for MTRAP insn if PSR.EM is not set.
701 (frv_set_mp_exception_registers): Only set MSR0.MTT if it is not already
702 set.
703 (set_exception_status_registers): Do not always set EPCR. Set EAR for
704 data_acess_error only if not fr400.
705 * frv.c (do_media_average): New function.
706 (frvbf_media_average): New function.
707 (frvbf_insn_cache_invalidate): Check for illegal invocation.
708 (frvbf_data_cache_invalidate): Ditto.
709 (frvbf_data_cache_flush): Ditto.
710 * frv-sim.h (GET_FSR_QNE): New macro.
711 (frv_msr_mtt): Remove MTT_SEQUENCE_ERROR.
712 (GET_MSR_SRDAV): New macro.
713 (GET_MSR_RDAV): New macro.
714 (GET_MSR_RD): New macro.
715 (frv_queue_data_access_error_interrupt): Now takes an address as second
716 argument.
717 (frv_address_forbidden): Removed.
718 * cache.c (non_cache_access): Correct address ranges. Now takes cache
719 as first argument.
720 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
721
7222001-08-20 Dave Brolley <brolley@redhat.com>
723
724 * sim-main.h (_sim_cpu): New field 'elf_flags'.
725 * sim-if.c (sim_open): Extract the elf_flags from the input file and
726 save them with each cpu.
727 * mloop.in (main loop): Pass elf flags to frv_vliw_reset. Set
728 last_insn_p before executing the insn.
729 * cache.c (frv_cache_invalidate): Flush scache if this is the cpu's
730 insn cache.
731 (frv_cache_invalidate_all): Ditto.
732
7332001-08-20 Richard Sandiford <rsandifo@redhat.com>
734
735 * traps.c (syscall_read_mem): Flush the data cache before reading.
736 (syscall_write_mem): Flush the data cache before writing.
737 Invalidate both caches.
738
7392001-07-05 Ben Elliston <bje@redhat.com>
740
741 * Makefile.in (stamp-arch): Use $(CGEN_CPU_DIR).
742 (stamp-cpu): Likewise.
743
7442001-05-23 Dave Brolley <brolley@redhat.com>
745
746 * profile-fr400.c (acc_use_is_media_p2): New function.
747 (frvbf_model_fr400_u_media_2): Account for latency of output
748 accumulators.
749 (frvbf_model_fr400_u_media_2_quad): Ditto.
750 (frvbf_model_fr400_u_media_2_acc): New function.
751 (frvbf_model_fr400_u_media_2_acc_dual): New function.
752 (frvbf_model_fr400_u_media_2_add_sub): New function.
753 (frvbf_model_fr400_u_media_2_add_sub_dual): New function.
754 (frvbf_model_fr400_u_media_3_dual): New function.
755 (frvbf_model_fr400_u_media_4_acc_dual): New function.
756 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
757
7582001-05-15 Dave Brolley <brolley@redhat.com>
759
760 * registers.c (fr400_spr): Enable write access to HSR0.CBM.
761 * profile.h (FRV_PROFILE_STATE): New field 'all_cache_entries'.
762 * profile.c (CACHE_QUEUE_ELEMENT): New 'all' field.
763 (request_cache_flush): Save 'all' argument.
764 (request_cache_invalidate): Save all_cache_entries from profile state
765 to 'all' field of the request.
766 (submit_cache_request): Pass the 'all' field of the request to
767 frv_cache_request_invalidate.
768 * frv.c (frv_insn_cache_invalidate): Add new 'all' parameter. Perform
769 operation even if HSR0.ICE is not set.
770 (frv_data_cache_invalidate): Add new 'all' parameter. Perform
771 operation even if HSR0.DCE is not set.
772 (frv_data_cache_flush): Ditto.
773 * frv-sim.h (frv_insn_cache_invalidate): Add new 'all' parameter.
774 (frv_data_cache_invalidate): Add new 'all' parameter.
775 (frv_data_cache_flush): Add new 'all' parameter.
776 * cache.h (FRV_CACHE_INVALIDATE_REQUEST): Add new 'all' field.
777 (frv_cache_request_invalidate): Add new 'all' parameter.
778 * cache.c (frv_cache_request_invalidate): Add new 'all' parameter. Save
779 its value in the invalidate request.
780 (address_interference): Accept the value '-1' for the address argument
781 to mean 'any address'.
782 (handle_req_invalidate): Handle request to invalidate all cache lines.
783 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
784
7852001-05-14 Dave Brolley <brolley@redhat.com>
786
787 * profile.h (past_first_p): New field of profiling state.
788 (branch_penalty): Ditto.
789 (branch_hint): Ditto.
790 (update_branch_penalty): New function.
791 * profile.c (frvbf_model_insn_after): Reset past_first_p and
792 branch_address fields of the profiling state.
793 (frvbf_model_branch): New function.
794 (update_branch_penalty): New function.
795 * profile-fr500.c (frvbf_model_fr500_u_branch): Remove ICCi_3 and
796 FCCi_3 inputs.
797 (frvbf_model_fr500_u_trap): New function.
798 (frvbf_model_fr500_u_check): New function.
799 (frvbf_model_fr500_u_media_dual_htob): post-processing latency is 3
800 cycles.
801 * profile-fr400.c (frvbf_model_fr400_u_branch): Set branch penalties
802 as documented in the fr400 LSI. Remove ICCi_3 and FCCi_3 inputs.
803 (frvbf_model_fr400_u_media_dual_expand): Check resource usage as
804 documented in teh fr400 LSI.
805 (frvbf_model_fr400_u_media_dual_htob): Ditto.
806 (frvbf_model_fr400_u_media_dual_unpack): Removed.
807 (frvbf_model_fr500_u_trap): New function.
808 (frvbf_model_fr500_u_check): New function.
809 * mloop.in (simulate_dual_insn_prefetch): New function.
810 (@cpu@_simulate_insn_prefetch): Call simulate_dual_insn_prefetch with
811 arguments for each machine type.
812 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
813
8142001-05-09 Dave Brolley <brolley@redhat.com>
815
816 * Makefile.in (profile.o): Add profile-fr400.h as a dependency.
817 (profile-fr400.o): New target.
818 * profile.c: New file.
819 * profile.h: New file.
820 * profile-fr400.c: New file.
821 * profile-fr400.h: New file.
822 * profile-fr500.c: New file.
823 * profile-fr500.h: New file.
824 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
825
8262001-05-02 Dave Brolley <brolley@redhat.com>
827
828 * sim-main.h (profile.h): #include it.
829 (CPU_PROFILE_STATE): New macro.
830 (profile_state): New frv specific cpu field.
831 * reset.c (frv_initialize): insn_fetch_address and branch_address now
832 part of global profiling state.
833 * Makefile.in (SIM_OBJS): Add profile.o and profile-fr500.o.
834 (SIM_EXTRA_DEPS): Add profile.h.
835 (registers.o): Correct name of source file.
836 (profile.o): New target.
837 (profile-fr500.o): New target.
838 * frv-sim.h: Move profile related data structures to profile.h.
839 * frv.c: Move fr500 specific functions to profile-fr500.c.
840 * cpu.h: Regenerated.
841
8422001-04-27 Dave Brolley <brolley@redhat.com>
843
844 * sim-main.h (CPU_PIPELINE): Renamed to CPU_VLIW.
845 * interrupts.c: Rename FRV_PIPELINE to FRV_VLIW.
846 Rename pipeline to vliw. Rename CPU_PIPELINE to CPU_VLIW.
847 Rename PIPE_* to UNIT_*.
848 (frv_queue_illegal_instruction_interrupt): Use
849 frv_is_float_insn and frv_is_media_insn.
850 (frv_queue_non_implemented_instruction_interrupt): Ditto.
851 (frv_detect_insn_access_interrupts): Ditto.
852 * frv.c: Rename FRV_PIPELINE to FRV_VLIW. Rename pipeline to vliw.
853 Rename CPU_PIPELINE to CPU_VLIW. Rename PIPE_* to UNIT_*.
854 * memory.c: Ditto.
855 * pipeline.c: Ditto.
856 * mloop.in: Ditto.
857 * frv-sim.h (frv_pipeline_setup_insn): Renamed to frv_vliw_setup_insn.
858 * cache.c: Rename PIPE_* to UNIT_*.
859
8602001-04-24 Dave Brolley <brolley@redhat.com>
861
862 * frv.c (frvbf_load_quad_GR): Delete have_data and hsr0.
863 (frvbf_load_quad_FRint): Ditto.
864 (frvbf_load_quad_CPR): Ditto.
865 * cache.c (frv_cache_init): Initialize cache for fr400 vs other
866 machines.
867 (bfd.h): #include it.
868 (non_cache_access): Update for revised fr500 and for fr400.
869 * registers.c (frv_spr): Don't reset PSR.PS.
870 (fr500_spr): Ditto.
871 (frv_reset_spr): Set PSR.PS to the former value of PSR.S.
872
8732001-04-23 Dave Brolley <brolley@redhat.com>
874
875 * traps.c (frv_core_signal): On fr400, generate data_access_error.
876 (frvbf_media_cr_not_aligned): On fr400, generate illegal_instruction.
877 (frvbf_media_acc_not_aligned): Ditto.
878 (frvbf_media_register_not_aligned): Ditto.
879 (frvbf_division_exception): Use GET_ISR_EDE.
880 * registers.c (frv_check_spr_read_access): New function.
881 (frv_check_spr_write_access): New function.
882 (frv_check_spr_access): Deleted.
883 (frv_check_register_access): On fr400, generate illegal_instruction.
884 * memory.c (fr400_check_data_read_address): New function.
885 (fr500_check_data_read_address): Ditto.
886 (check_data_read_address): Ditto.
887 (fr400_check_insn_read_address): Ditto.
888 (fr500_check_insn_read_address): Ditto.
889 (check_insn_read_address): Ditto.
890 (frvbf_read_mem_QI): Call check_data_read_access.
891 (frvbf_read_mem_UQI): Ditto.
892 (frvbf_read_mem_HI): Ditto.
893 (frvbf_read_mem_UHI): Ditto.
894 (frvbf_read_mem_SI): Ditto.
895 (frvbf_read_mem_DI): Ditto.
896 (frvbf_read_mem_DF): Ditto.
897 (frvbf_read_imem_USI): Call check_insn_read_access.
898 (frv_address_forbidden): Now takes cpu as first argument. Check based
899 on machine type.
900 (fr400_mem_address_unaligned): New function.
901 (fr500_mem_address_unaligned): Ditto.
902 (check_write_address): Ditto.
903 (frvbf_mem_set_QI): Call check_write_address.
904 (frvbf_mem_set_HI): Ditto.
905 (frvbf_mem_set_SI): Ditto.
906 (frvbf_mem_set_DI): Ditto.
907 (frvbf_mem_set_DF): Ditto.
908 (frvbf_mem_set_XI): Ditto.
909 * interrupts.c (bfd.h): #include it.
910 (frv_queue_data_access_error_interrupt): New function.
911 (frv_queue_instruction_access_error_interrupt): New function.
912 (frv_queue_instruction_access_exception_interrupt): New function.
913 (frv_queue_illegal_instruction_interrupt): No fp_exception on fr400.
914 (frv_queue_non_implemented_instruction_interrupt): Ditto.
915 (frv_detect_insn_access_interrupts): Reorder tests to match priority
916 from the LSI manual.
917 (set_isr_exception_fields): Accumulate dtt bits.
918 * frv.c (check_register_alignment): New function.
919 (check_fr_register_alignment): New function.
920 (check_memory_alignment): New function.
921 (frvbf_h_gr_double_get_handler): Call check_register_alignment.
922 (frvbf_h_gr_double_set_handler): Ditto.
923 (frvbf_h_cpr_double_get_handler): Ditto.
924 (frvbf_h_cpr_double_set_handler): Ditto.
925 (frvbf_h_gr_quad_set_handler): Ditto.
926 (frvbf_h_cpr_quad_set_handler): Ditto.
927 (frvbf_h_fr_double_get_handler): Call check_fr_register_alignment.
928 (frvbf_h_fr_double_set_handler): Ditto.
929 (frvbf_h_fr_quad_set_handler): Ditto.
930 (frvbf_h_spr_get_handler): Call frv_check_spr_read_access.
931 (frvbf_h_spr_set_handler): Call frv_check_spr_write_access.
932 (frvbf_load_quad_GR): Call check_memory_aligment.
933 (frvbf_load_quad_FRint): Ditto.
934 (frvbf_load_quad_CPR): Ditto.
935 (frvbf_store_quad_GR): Call check_memory_aligment and
936 check_register_alignment.
937 (frvbf_store_quad_FRint): Ditto.
938 (frvbf_store_quad_CPR): Ditto.
939 (frvbf_signed_integer_divide: Use GET_ISR_EDEM.
940 * frv-sim.h (H_SPR_ACC0): New macro.
941 (H_SPR_ACC63): New macro.
942 (H_SPR_ACCG0): New macro.
943 (H_SPR_ACCG63): New macro.
944 (frv_dtt): New enumerator.
945 (GET_ISR_EDE): Renamed from GET_ISR_EDEM.
946 (GET_ISR_DTT): New macro.
947 (frv_queue_data_access_error_interrupt): New function.
948 (frv_queue_instruction_access_error_interrupt): New function.
949 (frv_queue_instruction_access_exception_interrupt): New function.
950 (frv_address_forbidden): Now takes cpu as first argument.
951 * cpu.h: Regenerate.
952
9532001-04-10 Dave Brolley <brolley@redhat.com>
954
955 * registers.c (fr500_spr): Add new fields to fr500 PSR register.
956 (fr500_spr): Add STBAR and MMCR unimplemented registers for fr500.
957 (fr400_spr): Implement SPR registers for fr400.
958 (frv_register_control_init): Handle bfd_mach_fr400 properly.
959 * frv.c (spr_bpsr_get_handler): Mask field before shifting.
960 (spr_psr_get_handler): Ditto.
961 (spr_ccr_get_handler): Ditto.
962 (spr_cccr_get_handler): Ditto.
963 (frvbf_clear_accumulators): Only 4 accumulators on fr400.
964 * frv-sim.h: Update comment about MCCR_* macros.
965 * cpu.c,cpu.h: Regenerate.
966
9672001-04-05 Dave Brolley <brolley@redhat.com>
968
969 * cpu.h,decode.c,model.c,sem.c: Regenerate.
970
9712001-04-05 Dave Brolley <brolley@redhat.com>
972
973 * reset.c: Update copyright.
974 * registers.c (frv_register_control_init): Handle bfd_mach_fr400.
975 * frv.c (frvbf_model_fr400_u_exec): New function.
976 * Makefile.in (stamp-cpu): Add fr400 to list of machines.
977 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
978 Regenerate.
979
9802000-11-22 Dave Brolley <brolley@redhat.com>
981
982 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
983 Regenerate.
984
9852000-11-10 Dave Brolley <brolley@redhat.com>
986
987 * decode.c: Regenerate.
988
9892000-09-12 Dave Brolley <brolley@redhat.com>
990
991 * traps.c (frv_sim_engine_halt_hook): New function.
992 (frv_itrap): Caches now invalidated in sim_engine_halt via
993 SIM_ENGINE_HALT_HOOK.
994 (frv_break): Ditto.
995 * sim-main.h (frv_sim_engine_halt_hook): New function.
996 (SIM_ENGINE_HALT_HOOK): New macro.
997 (SIM_ENGINE_RESTART_HOOK): New macro.
998 * interrupts.c: Call to frv_term now done within sim_engine_halt via
999 SIM_ENGINE_HALT_HOOK.
1000
10012000-09-08 Dave Brolley <brolley@redhat.com>
1002
1003 * traps.c (frv_itrap): Invalidate and flush the data and insn caches
1004 respectively when stopping for a breakpoint.
1005 (frv_break): Ditto.
1006 * cache.h (frv_cache_invalidate_all): New function.
1007 * cache.c (frv_cache_invalidate_all): New function.
1008
10092000-09-05 Dave Brolley <brolley@redhat.com>
1010
1011 * traps.c (frv_break): If SIM_HAVE_BREAKPOINTS, call
1012 sim_handle_breakpoint. Otherwise if environment != operating call
1013 sim_engine_halt. Otherwise handle normally.
1014 * interrupts.c (frv_queue_break_interrupt): Don't handle debugger
1015 breakpoints here. Moved to frv_break in traps.c.
1016
1017 * sem.c: Regenerate.
1018
10192000-09-01 Dave Brolley <brolley@redhat.com>
1020
72f4393d 1021 * interrupts.c (frv_queue_break_interrupt): Call sim_handle_breakpoint
b34f6357
DB
1022 before queuing an interrupt in order to allow 'break' to be used as
1023 the breakpoint insn.
1024
10252000-08-29 Dave Brolley <brolley@redhat.com>
1026
1027 * traps.c (frv_itrap): Invalidate the insn cache at a breakpoint.
1028
10292000-07-27 Dave Brolley <brolley@redhat.com>
1030
1031 * cpu.h,decode.c: Rebuild.
1032
10332000-07-26 Dave Brolley <brolley@redhat.com>
1034
1035 * frv.c (spr_cccr_get_handler): Change CRx to CCx.
1036 (spr_cccr_set_handler): Change CRx to CCx.
1037 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
1038
10392000-07-24 Dave Brolley <brolley@redhat.com>
1040
1041 * sem.c: Regenerate.
1042 * frv.c (frvbf_unsigned_integer_divide): Queue a write for the result.
1043 Don't write it directly.
1044
1045Thu Jul 6 13:51:12 2000 Dave Brolley <brolley@topaz>
1046
1047 * configure: Regenerated to track ../common/aclocal.m4 changes.
1048
10492000-07-05 Ben Elliston <bje@redhat.com>
1050
1051 * configure: Regenerated to track ../common/aclocal.m4 changes.
1052
10532000-06-28 Dave Brolley <brolley@redhat.com>
1054
1055 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
1056
10572000-06-21 Dave Brolley <brolley@redhat.com>
1058
1059 * pipeline.c: All code except frv_pipeline_setup_insn moved to
1060 frv.opc.
1061 * mloop.in (main loop): frv_pipeline_add_insn broken up into
1062 frv_pipeline_add_insn and frv_pipeline_setup_insn.
1063 * frv-sim.h: Move pipeline status code to frv.opc.
1064 * model.c: Regenerate.
1065
10662000-06-12 Dave Brolley <brolley@redhat.com>
1067
1068 * options.c (frv_option_handler): --profile-parallel implies
1069 --profile-model.
1070 * mloop.in (fetch_buffer): Removed.
1071 (@cpu@_simulate_insn_prefetch): Monitoring of fetch buffer moved to
1072 run_caches. Use cache directly if not counting cycles. Don't use
1073 cache at all if not counting cycles and cache not enabled.
72f4393d 1074 * frv.c (frv_insn_fetch_buffer): New global variable.
b34f6357
DB
1075 (run_caches): Monitor the status of insn prefetch requests.
1076 * frv-sim.h (FRV_INSN_FETCH_BUFFER): New struct type.
1077 (frv_insn_fetch_buffer): New global variable.
1078
10792000-06-12 Dave Brolley <brolley@redhat.com>
1080
1081 * mloop.in (fetch_buffer): New static struct.
1082 (@cpu@_simulate_insn_prefetch): Rewritten.
1083 * cache.c (frv_cache_request_invalidate): Don't invalidate return
1084 buffer.
1085 (address_interference): Defer to any WAR request in either pipeline.
1086
10872000-06-09 Dave Brolley <brolley@redhat.com>
1088
1089 * pipeline.c (insns_in_slot): New Array.
1090 (frv_pipeline_add_insn): Call COUNT_INSNS_IN_SLOT.
1091 * options.c (frv_options): Remove 'NONBLOCK' argument from data-cache
1092 option.
1093 (parse_cache_option): New function.
1094 (frv_option_handler): Call parse_cache_option.
1095 * frv.c (vliw_branch_taken): New variable.
1096 (vliw_load_stall): New variable.
1097 (handle_resource_wait): Update vliw_load_stall.
1098 (frvbf_model_insn_before): Initialize vliw_branch_taken and
1099 vliw_load_stall.
1100 (frvbf_model_insn_after): Increment PROFILE_MODEL_LOAD_STALL_CYCLES.
1101 (load_wait_for_FR): Update vliw_load_stall.
1102 (load_wait_for_GR): Update vliw_load_stall.
1103 (load_wait_for_FRdouble): Update vliw_load_stall.
1104 (load_wait_for_GRdouble): Update vliw_load_stall.
1105 (frvbf_model_fr500_u_branch): Count branches taken and not taken.
1106 (slot_names): New static array.
1107 (print_parallel): Now takes second argument 'verbose'. Print cycles per
1108 VLIW insn and instructions per cycle. Also tabulate the number of insns
1109 in each type of VLIW slot.
1110 (frv_profile_info): Call print_parallel with new second argument.
1111 * frv-sim.h (insn_in_slot): New array.
1112 (COUNT_INSNS_IN_SLOT): New macro.
1113 (INSNS_IN_SLOT): New macro.
1114 * cache.c: Remove references to non_blocking_count. Remove references to
1115 last_was_hit. Remove references to req_none.
1116 (handle_req_store): Adjust statistics before requeuing the store
1117 request.
1118 (handle_req_WAR): Don't let the WAR request affect the cache statistics.
1119 * cache.h: Remove references to non_blocking_count. Remove references to
1120 last_was_hit. Remove references to req_none.
1121 * model.c: Regenerate.
1122
11232000-06-08 Dave Brolley <brolley@redhat.com>
1124
1125 * frv.c (request_complete): Copy load data from the correct return
1126 buffer.
1127
11282000-06-07 Dave Brolley <brolley@redhat.com>
1129
1130 * traps.c (frv_core_signal): Call frv_term before exiting.
1131 (frv_itrap): Call frv_term before exiting.
1132 (next_available_nesr): Make sure NECR is implemented before reading it.
1133 (next_valid_nesr): Ditto.
1134 (frvbf_check_non_excepting_load): Ditto.
1135 (frvbf_clear_ne_flags): Ditto.
1136 (frvbf_commit): Ditto.
1137 (frvbf_check_recovering_store): Delay cache operation if 'model_insn'.
1138 * sim-main.h (_sim_cpu): Add load_address, load_length, load_flag and
1139 store_flag members.
1140 (CPU_LOAD_ADDRESS): New macro.
1141 (CPU_LOAD_LENGTH): New macro.
1142 (CPU_LOAD_SIGNED): New macro.
1143 (CPU_LOAD_LOCK): New macro.
1144 * reset.c (frv_term): New function.
1145 (frv_power_on_reset): Use SETMEMSI if the cache is not enabled.
1146 (frv_hardware_reset): Use SETMEMSI if the cache is not enabled.
1147 (frv_software_reset): Use SETMEMSI if the cache is not enabled.
1148 * mloop.in (execute): Call FRV_COUNT_CYCLES to decide whether to model
1149 the insn. Model the insn in two passes. One before and one after
1150 execution.
1151 (cache_reqno): new static variable.
1152 (@cpu@_simulate_insn_prefetch): Model fetch latency by waiting for the
1153 cache rather than assuming a fixed latency.
1154 (xinit): Turn on PROFILE_MODEL_P before each vliw insn if the timer is
1155 enabled so that modeling data is collected by cgen during execution.
1156 (full-exec): Restore PROFILE_MODEL_P after each vliw insn.
1157 * memory.c (data_non_cache_access): Removed.
1158 (insn_non_cache_access): Removed.
1159 (frvbf_read_mem_QI): Delay read operation if 'model_insn'.
1160 (frvbf_read_mem_UQI): Delay read operation if 'model_insn'.
1161 (frvbf_read_mem_HI): Delay read operation if 'model_insn'.
1162 (frvbf_read_mem_UHI): Delay read operation if 'model_insn'.
1163 (frvbf_read_mem_SI): Delay read operation if 'model_insn'.
1164 (frvbf_read_mem_DI): Delay read operation if 'model_insn'.
1165 (frvbf_read_mem_DF): Delay read operation if 'model_insn'.
1166 (frvbf_read_imem_USI): Read the cache or ememory passively.
1167 (frvbf_write_mem_QI): Don't check for non-cache access here.
1168 (frvbf_write_mem_UQI): Call frvbf_write_mem_QI.
1169 (frvbf_write_mem_HI): Don't check for non-cache access here.
1170 (frvbf_write_mem_UHI): Call frvbf_write_mem_QI.
1171 (frvbf_write_mem_SI): Don't check for non-cache access here.
1172 (frvbf_write_mem_DI): Don't check for non-cache access here.
1173 (frvbf_write_mem_DF): Don't check for non-cache access here.
1174 (frvbf_mem_set_QI): Use cycle-accurate cache write if 'model_insn'.
1175 (frvbf_mem_set_HI): Use cycle-accurate cache write if 'model_insn'.
1176 (frvbf_mem_set_SI): Use cycle-accurate cache write if 'model_insn'.
1177 (frvbf_mem_set_DI): Use cycle-accurate cache write if 'model_insn'.
1178 (frvbf_mem_set_DF): Use cycle-accurate cache write if 'model_insn'.
1179 (frvbf_mem_set_XI): Use cycle-accurate cache write if 'model_insn'.
1180 * interrupts.c (check_reset): Read the cache and memory passively.
1181 (frv_program_or_software_interrupt): Call frv_term before calling
1182 sim_engine_halt.
1183 * frv.c (all modeling functions): Break into two passes. One before
1184 execuetion and one after. call load_wait_for_* for all GR and FR
1185 registers.
1186 (frvbf_load_quad_GR): Delay performing the load if 'model_insn'.
1187 (frvbf_load_quad_FRint): Delay performing the load if 'model_insn'.
1188 (frvbf_load_quad_CPR): Delay performing the load if 'model_insn'.
1189 (frvbf_insn_cache_preload): Delay cache operation if 'model_insn'.
1190 (frvbf_data_cache_preload): Delay cache operation if 'model_insn'.
1191 (frvbf_insn_cache_unlock): Delay cache operation if 'model_insn'.
1192 (frvbf_data_cache_unlock): Delay cache operation if 'model_insn'.
1193 (frvbf_insn_cache_invalidate): Delay cache operation if 'model_insn'.
1194 (frvbf_data_cache_invalidate): Delay cache operation if 'model_insn'.
1195 (frvbf_data_cache_flush): Delay cache operation if 'model_insn'.
1196 (model_insn): New global variable.
1197 (fr_ptime): New array.
1198 (cache_request): New enumeration.
1199 (CACHE_QUEUE_ELEMENT): New struct type.
1200 (CACHE_QUEUE_SIZE): New macro.
1201 (cache_queue): New static struct.
1202 (request_cache_load): New function.
1203 (request_cache_flush): New function.
1204 (request_cache_invalidate): New function.
1205 (request_cache_preload): New function.
1206 (request_cache_unlock): New function.
1207 (submit_cache_request): New function.
1208 (activate_cache_requests): New function.
1209 (load_pending_for_register): New function.
1210 (flush_pending_for_address): New function.
1211 (remove_cache_queue_element): New function.
1212 (copy_load_data): New function.
1213 (request_complete): New function.
1214 (run_caches): New function.
1215 (frv_model_trace_wait_cycles): New function.
1216 (wait_for_flush): New function.
1217 (frvbf_model_insn_before): Insn prefect wait now modeled in
1218 frvbf_simulate_insn_prefetch. Incremement vliw_insns here. Call
1219 wait_for_flush.
1220 (frvbf_model_insn_after): Call activate_cache_requests. Don't increment
1221 vliw_insns here anymore.
1222 (update_FR_latency_for_load): New function.
1223 (update_FRdouble_latency_for_load): New function.
1224 (update_FR_ptime): New function.
1225 (update_FRdouble_ptime): New function.
1226 (update_GR_latency_for_swap): New function.
1227 (load_wait_for_GR): New function.
1228 (load_wait_for_FR): New function.
1229 (load_wait_for_GRdouble): New function.
1230 (load_wait_for_FRdouble): New function.
1231 (frvbf_model_fr500_u_ici): New function.
1232 (frvbf_model_fr500_u_dci): New function.
1233 (frvbf_model_fr500_u_dcf): New function.
1234 (frvbf_model_fr500_u_icpl): New function.
1235 (frvbf_model_fr500_u_dcpl): New function.
1236 (frvbf_model_fr500_u_icul): New function.
1237 (frvbf_model_fr500_u_dcul): New function.
1238 * frv-sim.h (frv_term): New function.
1239 (insn_non_cache_access): Removed.
1240 (FRV_COUNT_CYCLES): New macro.
1241 (frv_save_peofile_model_p): New global variable.
1242 (model_insn): New enumerated global variable.
1243 (frv_model_advance_cycles): New function.
1244 (frv_model_trace_wait_cycles): New function.
1245 * cache.h (FRV_CACHE_REQUEST_KIND): New enumeration.
1246 (FRV_CACHE_WAR_REQUEST): New struct type.
1247 (FRV_CACHE_STORE_REQUEST): New struct type.
1248 (FRV_CACHE_INVALIDATE_REQUEST): New struct type.
1249 (FRV_CACHE_PRELOAD_REQUEST): New struct type.
1250 (FRV_CACHE_REQUEST): New struct type.
1251 (FRV_CACHE_RETURN_BUFFER): New struct type.
1252 (FRV_CACHE_FLUSH_STATUS): New struct type.
1253 (FRV_CACHE_STATUS): New struct type.
1254 (FRV_CACHE_STAGE): New struct type.
1255 (FRV_CACHE_STAGES): New enumeration.
1256 (FRV_CACHE_WAR): New struct type.
1257 (FRV_CACHE_PIPELINE): New struct type.
1258 (FRV_CACHE_ARS): New struct type.
1259 (FRV_CACHE_STATISTICS): New struct type.
1260 (FRV_CACHE): Add pipeline, statistics, BARS and NARS.
1261 (CACHE_RETURN_DATA): 'return_buffer' is now within 'status'.
1262 (CACHE_RETURN_DATA_ADDRESS): New macro.
1263 (frv_cache_read): Now takes pipe index as second argument.
1264 (frv_cache_enabled): New function.
1265 (frv_cache_request_load): New function.
1266 (frv_cache_request_store): New function.
1267 (frv_cache_request_invalidate): New function.
1268 (frv_cache_request_preload): New function.
1269 (frv_cache_request_unlock): New function.
1270 (frv_cache_run): New function.
1271 (frv_cache_read_passive_SI): New function.
1272 (frv_cache_data_in_buffer): New function.
1273 (frv_cache_data_flushed): New function.
1274 * cache.c (frv_cache_init): Initialize pipelines and xARS registers.
1275 (frv_cache_enabled): New function.
1276 (non_cache_access): New function.
1277 (write_data_to_memory): Count write accesses for each mode. Write to
1278 memory using sim_core_write_unaligned_1;
1279 (read_data_from_memory): New function.
1280 (fill_line_from_memory): Use read_data_from_memory.
1281 (copy_line_to_return_buffer): New function.
1282 (copy_memory_to_return_buffer): New function.
1283 (set_return_buffer_reqno): New function.
1284 (frv_cache_read): Now takes pipe index as second argument. Check for
1285 non-cache access.
1286 (frv_cache_preload): Check for non-cache access.
1287 (frv_cache_unlock): Check for non-cache access.
1288 (invalidate_return_buffer): New function.
1289 (frv_cache_invalidate): Check for non-cache access.
1290 (convert_slot_to_index): New function.
1291 (FREE_CHAIN_SIZE): New macro.
1292 (frv_cache_request_free_chain): New static variable.
1293 (frv_store_request_free_chain): New static variable.
1294 (allocate_new_cache_requests): New function.
1295 (new_cache_request): New function.
1296 (free_cache_request): New function.
1297 (new_store_request): New function.
1298 (pipeline_remove_request): New function.
1299 (pipeline_add_request): New function.
1300 (pipeline_requeue_request): New function.
1301 (next_priority): New function.
1302 (add_WAR_request): New function.
1303 (pipeline_next_request): New function.
1304 (pipeline_stage_request): New function.
1305 (advance_pipelines): New function.
1306 (frv_cache_request_load): New function.
1307 (frv_cache_request_store): New function.
1308 (frv_cache_request_invalidate): New function.
1309 (frv_cache_request_preload): New function.
1310 (frv_cache_request_unlock): New function.
1311 (address_interference): New function.
1312 (wait_for_WAR): New function.
1313 (wait_in_WAR): New function.
1314 (handle_req_load): New function.
1315 (handle_req_preload): New function.
1316 (handle_req_store): New function.
1317 (handle_req_invalidate): New function.
1318 (handle_req_unlock): New function.
1319 (handle_req_WAR): New function.
1320 (arbitrate_requests): New function.
1321 (move_ARS_to_WAR): New function.
1322 (decrease_latencies): New function.
1323 (frv_cache_run): New function.
1324 (frv_cache_read_passive_SI): New function.
1325 (frv_cache_data_in_buffer): New function.
1326 (frv_cache_data_flushed): New function.
1327 * arch.h,decode.c,decode.h,model.c,sem.c: Rebuild.
1328
1329Wed May 24 14:40:34 2000 Andrew Cagney <cagney@b1.cygnus.com>
1330
1331 * configure: Regenerated to track ../common/aclocal.m4 changes.
1332
13332000-05-19 Dave Brolley <brolley@redhat.com>
1334
1335 * traps.c (frv_rett): Check for exceptions in the order specified in the
1336 architecture spec. Allow privileged_instruction interrrupt to be handled
1337 normally.
1338 * registers.c (frv_register_control_init): Handle bfd_mach_frvtomcat.
1339 * frv.c (frvbf_signed_integer_divide): Use updated dtt to decide whether
1340 to clear the NE flag.
1341 (frvbf_model_tomcat_u_exec): New function.
1342 * frv-sim.h (frvbf_division_exception): Now returns updated dtt.
1343 * Makefile.in (stamp-cpu): Add 'tomcat' to 'mach' value.
1344 * arch.c,arch.h,cpu.h,cpuall.h,model.h,decode.c,sem.c: Regenerate.
1345
13462000-05-18 Dave Brolley <brolley@redhat.com>
1347
1348 * sim-if.c (elf-bfd.h): #include it.
1349 (sim_open): Set machine amd architecture based on elf flags.
1350
13512000-04-04 Dave Brolley <brolley@redhat.com>
1352
1353 * frv-sim.h (frv_h_psr_esr_set_handler): Removed.
1354 Delete '#if 0' blocks.
1355 * frv.c: Delete '#if 0' blocks.
1356 (spr_psr_set_handler): Remove special handling for circular referencing of handlers for
1357 PSR.S and PSR.ESR.
1358 (frv_h_psr_esr_set_handler): Removed.
1359 * interrupts.c: Delete '#if 0' blocks.
1360 * memory.c: Delete '#if 0' blocks.
1361 * cpu.c,cpu.h: Regenerate.
1362
13632000-04-03 Dave Brolley <brolley@redhat.com>
1364
1365 * traps.c (frvbf_check_recovering_store): Invalidate data cache line
1366 containing the target address.
1367 (clear_nesr_neear): No longer takes hi_available and lo_available.
1368 Remove bogus check for available GR registers.
1369 (frvbf_clear_ne_flags): Update call to clear_nesr_neear.
1370 (frvbf_commit): Update call to clear_nesr_neear.
1371 * interrupts.c (next_available_esr): Removed.
1372 (next_available_edr): Removed.
1373 (next_available_fq): Removed.
1374 * frv.c (frvbf_fetch_register): Remove "FIXME" comment.
1375 (frvbf_store_register): Remove "FIXME" comment.
1376 * frv-sim.h (UART_INCHAR_ADDR): Removed.
1377 (UART_OUTCHAR_ADDR): Removed.
1378 (UART_STATUS_ADDR): Removed.
1379 (UART_INPUT_READY): Removed.
1380 (UART_OUTPUT_READY): Removed.
1381 (FRV_DEVICE_ADDR): Removed.
1382 (FRV_DEVICE_LEN): Removed.
1383 (SET_NESR): Call frvbf_force_update.
1384 (SET_NEEAR): Call frvbf_force_update.
1385 (SET_NE_FLAGS): Call frvbf_force_update.
1386
13872000-03-30 Dave Brolley <brolley@redhat.com>
1388
1389 * configure: Regenerated.
1390
13912000-03-30 Dave Brolley <brolley@redhat.com>
1392
1393 * registers.c (fr500_spr): Define ESR14-15 and EPCSR14-15 for fr500.
1394 * memory.c (frvbf_write_mem_*): Save slot containing the insn
1395 performing the write.
1396 (frvbf_mem_set_*): Overwrite the slot information of the interrupt
1397 queue element with the information in the interrupt state.
1398 * interrupts.c (frv_queue_interrupt): Call frv_set_interrupt_queue_slot.
1399 (frv_queue_fp_exception_interrupt): Initialize 'new_element'.
1400 (frv_set_interrupt_queue_slot): New function.
1401 (esr_for_data_access_exception): New function.
1402 (set_edr_register): edr_index is now passed in.
1403 (fq_for_exception): New function.
1404 (set_fp_exception_registers): Call fq_for_exception. Interrupt queue
1405 element now passed in.
1406 (set_exception_status_registers): Obtain slot from interrupt queue
1407 element. Call esr_for_data_access_exception. Use ESR14
1408 for data_store_error. Use ESR15 for data_access_error. Use EDR0.
1409 (frv_save_data_written_for_interrupts): Save slot containing the insn
1410 performing the write.
1411 * frv-sim.h (struct frv_fp_exception_info): Use frv_fsr_traps and
1412 frv_fsr_ftt.
1413 (struct frv_interrupt_state): Add 'slot' field.
1414 (frv_set_interrupt_queue_slot): New function.
1415 (frv_set_write_queue_slot): New function.
1416
14172000-03-24 Dave Brolley <brolley@redhat.com>
1418
1419 * mloop.in (_parallel_write_init): Initialize
1420 frv_interrupt_state.imprecise_interrupt.
1421 (_parallel_write_queued): After an imprecise interrupt, only perform
1422 forced writes and floating point writes (for certain exceptions).
1423 * interrupts.c (handle_interrupt): Set
1424 frv_interrupt_state.imprecise_interrupt for writeback after an imprecise
1425 interrupt.
1426 (frv_process_interrupts): No need to clear f_ne_flags.
1427 * frv.c (frvbf_signed_integer_divide): Queue writes to GR registers and
1428 force them to happen even if there is an overflow exception.
1429 (frvbf_force_update): New function.
1430 * frv-sim.h (frvbf_force_update): New function.
1431 (struct frv_interrupt_state): Add imprecise_interrupt.
1432 (FRV_WRITE_QUEUE_FORCE_WRITE): New macro.
1433 * sem.c: Regenerate.
1434
14352000-03-23 Dave Brolley <brolley@redhat.com>
1436
1437 * traps.c (frv_rett): Queue FRV_ILLEGAL_INSTRUCTION directly.
1438 * registers.c (frv_spr): MCIRL -> MCILR.
1439 * interrupts.c (frv_queue_non_implemented_instruction_interrupt):
1440 New function.
1441 (frv_detect_insn_access_interrupts):
1442 Call frv_queue_non_implemented_instruction_interrupt.
1443 (frv_process_interrupts): Clear accumulated NE flags.
1444 * frv.c (frvbf_media_cop): New function.
1445 (frvbf_set_ne_index): Now takes (SIM_CPU *) as first argument. Clear
1446 the NE flag of the given target register.
1447 (frvbf_model_fr500_u_float_arith): Account for FRdouble registers.
1448 (frvbf_model_fr500_u_float_dual_arith): Account for FRdouble registers.
1449 (frvbf_model_fr500_u_float_dual_sqrt): New function.
1450 (frvbf_model_fr500_u_float_convert): Account for FRdouble registers.
1451 (frvbf_model_fr500_u_float_dual_convert): New function.
1452 * frv-sim.h (frvbf_media_cop): New function.
1453 (GET_FQ): Use H_SPR_FQST0.
1454 (SET_FQ): Use H_SPR_FQST0.
1455 (SET_FQ_OPC): Use J_SPR_FQOP0.
1456 (GET_MSR_EMCI): New macro.
1457 (frv_queue_non_implemented_instruction_interrupt): New function.
1458 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1459
14602000-03-08 Dave Brolley <brolley@redhat.com>
1461
1462 * traps.c (frv_rett): Align new_pc.
1463 * memory.c (frvbf_read_mem_HI): Align address.
1464 (frvbf_read_mem_UHI): Align address.
1465 (frvbf_read_mem_SI): Align address.
1466 (frvbf_read_mem_DI): Align address.
1467 (frvbf_read_mem_DF): Align address.
1468 (frvbf_read_imem_USI): Align address.
1469 (frvbf_mem_set_HI): Align address.
1470 (frvbf_mem_set_SI): Align address.
1471 (frvbf_mem_set_DI): Align address.
1472 (frvbf_mem_set_DF): Align address.
1473 (frvbf_mem_set_XI): Align address.
1474 * registers.c (frv_spr): Initialize FSR0.NS to 1.
1475 (fr500_spr): Initialize FSR0.NS to 1.
1476 * interrupts.c (frv_queue_mem_address_not_aligned_interrupt): Check
1477 whether the exception is masked.
1478 * frv.c (frvbf_load_quad_GR): Align address.
1479 (frvbf_store_quad_GR): Align address.
1480 (frvbf_load_quad_FRint): Align address.
1481 (frvbf_store_quad_FRint): Align address.
1482 (frvbf_load_quad_CPR): Align address.
1483 (frvbf_store_quad_CPR): Align address.
1484 * frv-sim.h (GET_ISR_EMAM): New macro.
1485
14862000-03-08 Dave Brolley <brolley@redhat.com>
1487
1488 * traps.c (frvbf_division_exception): Check for masked overflow and
1489 set NE flags, if necessary.
1490 (frvbf_check_recovering_store): Queue writes to the hardware.
1491 (check_registers_available): Removed.
1492 (which_registers_available): Call frv_{fr,gr}_registers_available.
1493 (frvbf_clear_ne_flags): Call check_register_access.
1494 (frvbf_commit): Call check_register_access.
1495 * registers.h (frv_fr_registers_available): New function.
1496 (frv_gr_registers_available): New function.
1497 (frv_check_register_access): New function.
1498 (frv_check_gr_access): New function.
1499 (frv_check_fr_access): New function.
1500 * registers.c (frv_spr): Correct initial value of ISR.
1501 (fr500_spr): Correct initial value of ISR.
1502 (frv_fr_registers_available): New function.
1503 (frv_gr_registers_available): New function.
1504 (frv_check_register_access): New function.
1505 (frv_check_gr_access): New function.
1506 (frv_check_fr_access): New function.
1507 * interrupts.c (frv_queue_division_exception_interrupt): New function.
1508 (set_isr_exception_fields): New function.
1509 (set_exception_status_registers): Set ISR fields for division exception.
1510 (frv_save_data_written_for_interrupts): Handle CGEN_FN_SF_WRITE.
1511 * frv.c (frvbf_h_gr_get_handler): New function.
1512 (frvbf_h_gr_set_handler): New function.
1513 (frvbf_h_fr_get_handler): New function.
1514 (frvbf_h_fr_set_handler): New function.
1515 (frvbf_h_spr_get_handler): Remove special handling for ISR.
1516 (frvbf_h_spr_set_handler): Remove special handling for ISR.
1517 (spr_isr_get_handler): Removed.
1518 (spr_isr_set_handler): Removed.
1519 (frvbf_signed_integer_divide): New funciton.
1520 (frvbf_unsigned_integer_divide): New funciton.
1521 * frv-sim.h (frvbf_h_gr_get_handler): New function.
1522 (frvbf_h_gr_set_handler): New function.
1523 (frvbf_h_fr_get_handler): New function.
1524 (frvbf_h_fr_set_handler): New function.
1525 (frvbf_signed_integer_divide): New funciton.
1526 (frvbf_unsigned_integer_divide): New funciton.
1527 (frv_dtt): New enumeration.
1528 (struct frv_interrupt_queue_element): Add dtt member.
1529 (GET_ISR): New macro.
1530 (SET_ISR): New macro.
1531 (GET_ISR_EDEM): New macro.
1532 (SET_ISR_DTT): New macro.
1533 (SET_ISR_AEXC): New macro.
1534 (frvbf_division_exception): Add 2 'int' arguments.
1535 (frvbf_check_non_excepting_divide): Removed.
1536 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1537
15382000-02-29 Dave Brolley <brolley@redhat.com>
1539
1540 * traps.c (frv_itrap): Use GET_H_GR, SET_H_GR, GET_H_FR.
1541 (frv_rett): Use hardware access macros. Write PSR as a whole.
1542 (next_available_nesr): Check that NECR is valid.
1543 (next_valid_nesr): Check that NECR is valid.
1544 (frvbf_check_non_excepting_load): User new NECR access macros. Don't
1545 call hardware access functions. Use cover macros.
1546 (check_registers_available): New function.
1547 (clear_nesr_near): Check register availability.
1548 (clear_ne_flags): Check register availability.
1549 (frvbf_clear_ne_flags): Check register availability.
1550 (frvbf_commit): Check register availability.
1551 (which_registers_available): New function.
1552 * sim-main.h (registers.h): #include it.
1553 (register_control): New cpu field.
1554 (CPU_REGISTER_CONTROL): New macro.
1555 * reset.c (frv_initialize): Set HSR0 fields for cache here.
1556 (frv_power_on_reset): Initialize SPR registers and RSTR.
1557 (frv_hardware_reset): Initialize SPR registers and RSTR.
1558 (frv_software_reset): Reset SPR registers and RSTR.
1559 * options.c (frv_option_handler): Don't set HSR0 fields for cache here.
1560 Call frv_cache_init.
1561 * mloop.in (main loop): Check for insn access interrupts before
1562 executing the insn.
1563 * interrupts.c (frv_queue_external_interrupt): Use GET_H_PSR_ET.
1564 (frv_detect_insn_access_interrupts): Don't call hardware access
1565 functions directly. Use cover macros.
1566 (check_reset): Don't reset RSTR here.
1567 (next_available_esr): ESFR -> ESFR_FLAG.
1568 (next_available_edr): ESFR -> ESFR_FLAG.
1569 (clear_exception_status_registers): Use GET_ESFR and SET_ESFR.
1570 ESFR -> ESFR_FLAG.
1571 (frv_break_interrupt): Don't call hardware access functions directly.
1572 Use cover macros.
1573 (frv_program_or_software_interrupt): Ditto.
1574 (frv_external_interrupt): Ditto.
1575 * frv.c (frvbf_fetch_register): Don't call 'get' functions directly.
1576 (frvbf_store_register): Don't call 'set' functions directly.
1577 (frvbf_h_gr_double_get_handler): Use GET_H_GR.
1578 (frvbf_h_gr_double_set_handler): Use SET_H_GR.
1579 (frvbf_h_fr_double_get_handler): Use GET_H_FR.
1580 (frvbf_h_fr_double_set_handler): Use SET_H_FR.
1581 (frvbf_h_fr_int_get_handler): Use GET_H_FR.
1582 (frvbf_h_fr_int_set_handler): Use SET_H_FR.
1583 (frvbf_h_cpr_double_get_handler): Use GET_H_CPR.
1584 (frvbf_h_cpr_double_set_handler): Use SET_H_CPR.
1585 (frvbf_h_gr_quad_set_handler): Use SET_H_GR.
1586 (frvbf_h_fr_quad_set_handler): Use SET_H_FR.
1587 (frvbf_h_spr_get_handler): Check SPR access. Call renamed functions.
1588 Support shadow registers.
1589 (frvbf_h_spr_set_handler): Check SPR access. Call renamed functions.
1590 Support shadow registers.
1591 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1592 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1593 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1594 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1595 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1596 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1597 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1598 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1599 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1600 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1601 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1602 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1603 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1604 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1605 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1606 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1607 (frvbf_h_psr_esr_set_handler): Update to conform to FRV architecture
1608 version 1.3a.
1609 (spr_ccr_get_handler): Don't reference the hardware directly.
1610 (spr_ccr_set_handler): Don't reference the hardware directly.
1611 (spr_cccr_get_handler): Don't reference the hardware directly.
1612 (spr_cccr_set_handler): Don't reference the hardware directly.
1613 (spr_sr_get_handler): New function.
1614 (spr_sr_set_handler): New function.
1615 (frvbf_switch_supervisor_user_context): Temporarily switch to
1616 supervisor mode.
1617 (frvbf_store_quad_GR): Don't call handler directly.
1618 (frvbf_store_quad_FRint): Don't call handler directly.
1619 (frvbf_store_quad_CPR): Don't call handler directly.
1620 (frvbf_clear_all_accumulators): Removed.
1621 (frvbf_clear_accumulators): New function.
1622 (frvbf_model_fr500_u_media): Expand busy_adjustment to 8 members.
1623 Account for in_ACCGi and out_ACCGk.
1624 * frv-sim.h (RSTR_HARDWARE_RESET): New macro.
1625 (RSTR_SOFTWARE_RESET): New macro.
1626 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1627 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1628 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1629 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1630 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1631 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1632 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1633 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1634 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1635 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1636 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1637 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1638 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1639 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1640 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1641 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1642 (frvbf_clear_all_accumulators): Removed.
1643 (frvbf_clear_accumulators): New function.
1644 (GET_HSR0): Use GET_H_SPR.
1645 (SET_HSR0): Use SET_H_SPR.
1646 (CLEAR_HSR0_ICE): New macro.
1647 (CLEAR_HSR0_DCE): New macro.
1648 (GET_IHSR8): Use GET_H_SPR.
1649 (GET_PSR): New macro.
1650 (SET_PSR_ET): New macro.
1651 (GET_PSR_PS): New macro.
1652 (SET_PSR_S): New macro.
1653 (GET_ESFR): Changed to reference entire register.
1654 (SET_ESFR): Changed to reference entire register.
1655 (GET_ESFR_FLAG): New macro.
1656 (SET_ESFR_FLAG): New macro.
1657 (NECR_ELOS): Removed.
1658 (NECR_NEN): Removed.
1659 (NECR_VALID): Removed.
1660 (GET_NECR): New macro.
1661 (GET_NECR_ELOS): New macro.
1662 (GET_NECR_NEN): New macro.
1663 (GET_NECR_VALID): New macro.
1664 (NESR_RANGE): Removed.
1665 (GET_NESR): Use GET_H_SPR.
1666 (GET_NE_FLAGS): Use GET_H_SPR.
1667 * cache.h (CACHE_INITIALIZED): New macro.
1668 * Makefile.in (SIM_OBJS): Add registers.o.
1669 (SIM_EXTRA_DEPS): Add registers.h.
1670 (registers.o): New target.
1671 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1672
16732000-02-17 Dave Brolley <brolley@redhat.com>
1674
1675 * interrupts.c (frv_interrupt_table): Update priority order and handler
1676 offsets to conform to the architecture version 1.3a.
1677 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1678 to the architecture version 1.3a.
1679
16802000-02-17 Dave Brolley <brolley@redhat.com>
1681
1682 * interrupts.c (frv_interrupt_table): Update priority order and handler
1683 offsets to conform to the latest specifications.
1684 (frv_queue_interrupt): Correct comment. Identical interrupts can be
1685 queued. New variable 'iclass' used to test for external interrupts.
1686 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1687 to the latest specifications.
1688
16892000-01-20 Dave Brolley <brolley@redhat.com>
1690
1691 * sim-if.c (sim_open): Move frv-specific initialization to
1692 frv_initialize in reset.c.
1693 * interrupts.c (check_reset): Use RSTR_ADDRESS. Check and reset RSTR
1694 status bits for hardware vs software reset.
1695 * reset.c: New file.
1696 * frv-sim.h (frv_initialize): New function.
1697 (frv_power_on_reset): New function.
1698 (frv_hardware_reset): New function.
1699 (frv_software_reset): New function.
1700 (RSTR_ADDRESS): New macro.
1701 (RSTR_INITIAL_VALUE): New macro.
1702 (GET_RSTR_HR): New macro.
1703 (GET_RSTR_SR): New macro.
1704 (SET_RSTR_H): New macro.
1705 (SET_RSTR_S): New macro.
1706 (CLEAR_RSTR_P): New macro.
1707 (CLEAR_RSTR_H): New macro.
1708 (CLEAR_RSTR_S): New macro.
1709 (CLEAR_RSTR_HR): New macro.
1710 (CLEAR_RSTR_SR): New macro.
1711
17122000-01-03 Dave Brolley <brolley@cygnus.com>
1713
1714 * mloop.in (execute): Only call modeling function if the pointer is not
1715 NULL.
1716 * frv.c (frvbf_model_insn_after): Only access FR500_MODEL_DATA for
1717 fr500.
1718
17192000-01-03 Dave Brolley <brolley@cygnus.com>
1720
1721 * options.c (OPTION_FRV_MEMORY_LATENCY): New enumerator.
1722 (frv_options): Add --memory-latency.
1723 (frv_option_handler): Handle FRV_OPTION_MEMORY_LATENCY.
1724 * mloop.in (@cpu@_simulate_insn_prefetch): Use cache memory_latency.
1725 * frv.c (SET_ACC_USE_IS_MEDIA_P1): operate on d->curr_acc_p1
1726 (SET_ACC_USE_NOT_MEDIA_P1): operate on d->curr_acc_p1
1727 (SET_ACC_USE_IS_MEDIA_P2): operate on d->curr_acc_p1
1728 (SET_ACC_USE_NOT_MEDIA_P2): operate on d->curr_acc_p1
1729 (update_latencies): Only clear usage flags if the register has no
1730 target latency.
1731 (frvbf_model_insn_before): Update cur_acc_p1 and cur_acc_p2. Use | (or)
1732 not |= (or assgnment).
1733 (frvbf_model_insn_after): Print post processing wait for all insns.
1734 Update prev_acc_p1 and prev_acc_p2.
1735 (frvbf_model_fr500_u_gr_load_store): Use cache memory_latency.
1736 (frvbf_model_fr500_u_fr_load_store): Use cache memory_latency.
1737 (frvbf_model_fr500_u_swap): Use cache memory_latency.
1738 (frvbf_model_fr500_u_media): Use busy_adjustment[4] for out_ACC40Sk.
1739 (frvbf_model_fr500_u_media): Use busy_adjustment[5] for out_ACC40Uk.
1740 (frvbf_model_fr500_u_media_quad_arith): New function.
1741 (frvbf_model_fr500_u_media_dual_mul): New function.
1742 (frvbf_model_fr500_u_media_quad_mul): New function.
1743 (frvbf_model_fr500_u_media_quad_complex): New function.
1744 (frvbf_model_fr500_u_media_dual_expand): New function.
1745 (frvbf_model_fr500_u_media_dual_unpack): New function.
1746 (frvbf_model_fr500_u_media_dual_btoh): New function.
1747 (frvbf_model_fr500_u_media_dual_htob): New function.
1748 (frvbf_model_fr500_u_media_dual_btohe): New function.
1749 (frv_ref_SI): New function.
1750 * cache.h (FRV_CACHE): Add memory_latency field.
1751 * cache.c (frv_cache_init): Initialize memory_latency.
1752 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1753
17541999-12-17 Dave Brolley <brolley@cygnus.com>
1755
1756 * sim-if.c (sim_open): Initialize insn prefetch and reset register.
1757 * options.c (OPTIONS_FRV_PROFILE_CACHE): New enumeration.
1758 (OPTIONS_FRV_PROFILE_PARALLEL): New enumeration.
1759 (OPTIONS_FRV_TIMER): New enumeration.
1760 (frv_options): Add --profile-cache, --profile-parallel, --timer.
1761 (frv_option_handler): Override common implementation of -p. Handle
1762 --profile-cache, --profile-parallel, --timer.
1763 * mloop.in (execute): Call profiling functions if the timer interrupt
1764 is enabled.
1765 (@cpu@_simulate_insn_prefetch): New function.
1766 (main loop): Call @cpu@_simulate_insn_prefetch.
1767 * interrupts.c (frv_queue_interrupt): Don't queue two external
1768 interrupts of the same priority.
1769 (frv_queue_external_interrupt): New function.
1770 (frv_external_interrupt): New function.
1771 (handle_interrupt): Handle external interrupts.
1772 (check_reset): New function.
1773 (frv_process_interrupts): Call check_reset.
1774 * frv.c: Include "bfd.h"
1775 (frvbf_h_psr_get_handler): Set the PIL field.
1776 (frvbf_h_psr_set_handler): Get the PIL field.
1777 (DUAL_REG): New macro.
1778 (DUAL_DOUBLE): New macro.
1779 (SET_USE_IS_FPOP): New macro.
1780 (SET_USE_NOT_FPOP): New macro.
1781 (USE_IS_FPOP): New macro.
1782 (SET_USE_IS_MEDIA): New macro.
1783 (SET_USE_NOT_MEDIA): New macro.
1784 (USE_IS_MEDIA_P1): New macro.
1785 (SET_USE_IS_MEDIA_P1): New macro.
1786 (SET_USE_NOT_MEDIA_P1): New macro.
1787 (SET_USE_IS_MEDIA_P2): New macro.
1788 (SET_USE_NOT_MEDIA_P2): New macro.
1789 (USE_IS_MEDIA_P2): New macro.
1790 (SET_ACC_USE_IS_MEDIA_P1): New macro.
1791 (SET_ACC_USE_NOT_MEDIA_P1): New macro.
1792 (ACC_USE_IS_MEDIA_P1): New macro.
1793 (SET_ACC_USE_IS_MEDIA_P2): New macro.
1794 (SET_ACC_USE_NOT_MEDIA_P2): New macro.
1795 (ACC_USE_IS_MEDIA_P2): New macro.
1796 (RESOURCE_IDIV): New macro.
1797 (RESOURCE_FDIV): New macro.
1798 (RESOURCE_SQRT): New macro.
1799 (fr_busy_adjust): New array.
1800 (acc_busy_adjust): New array.
1801 (apply_latency_adjustments): New function.
1802 (update_latencies): New function.
1803 (handle_wait_cycles): New function.
1804 (handle_resource_wait): New function.
1805 (update_target_latencies): New function.
1806 (frvbf_model_insn_before): Add resource latency to cycle counts.
1807 (frvbf_model_insn_after): Add resource latency to cycle counts.
1808 (update_GR_latency): New function.
1809 (update_GRdouble_latency): New function.
1810 (update_FR_latency): New function.
1811 (update_FRdouble_latency): New function.
1812 (decrease_ACC_busy): New function.
1813 (decrease_FR_busy): New function.
1814 (increase_FR_busy): New function.
1815 (update_ACC_latency): New function.
1816 (update_CCR_latency): New function.
1817 (update_idiv_resource_latency): New function.
1818 (update_fdiv_resource_latency): New function.
1819 (update_fsqrt_resource_latency): New function.
1820 (vliw_wait_for_GR): New function.
1821 (vliw_wait_for_GRdouble): New function.
1822 (vliw_wait_for_FR): New function.
1823 (vliw_wait_for_FRdouble): New function.
1824 (vliw_wait_for_CCR): New function.
1825 (vliw_wait_for_ACC): New function.
1826 (vliw_wait_for_idiv_resource): New function.
1827 (vliw_wait_for_fdiv_resource): New function.
1828 (vliw_wait_for_fsqrt_resource): New function.
1829 (enforce_full_fr_latency): New function.
1830 (frvbf_model_fr500_u_exec): New function.
1831 (frvbf_model_fr500_u_integer): New function.
1832 (frvbf_model_fr500_u_imul): New function.
1833 (frvbf_model_fr500_u_idiv): New function.
1834 (frvbf_model_fr500_u_branch): New function.
1835 (frvbf_model_fr500_u_set_hilo): New function.
1836 (frvbf_model_fr500_u_gr_load_store): New function.
1837 (frvbf_model_fr500_u_fr_load_store): New function.
1838 (frvbf_model_fr500_u_swap): New function.
1839 (frvbf_model_fr500_u_fr2fr): New function.
1840 (frvbf_model_fr500_u_fr2gr): New function.
1841 (frvbf_model_fr500_u_spr2gr): New function.
1842 (frvbf_model_fr500_u_gr2fr): New function.
1843 (frvbf_model_fr500_u_gr2spr): New function.
1844 (post_wait_for_FR): New function.
1845 (post_wait_for_FRdouble): New function.
1846 (post_wait_for_ACC): New function.
1847 (post_wait_for_CCR): New function.
1848 (post_wait_for_fdiv): New function.
1849 (post_wait_for_fsqrt): New function.
1850 (adjust_float_register_busy): New function.
1851 (adjust_double_register_busy): New function.
1852 (restore_float_register_busy): New function.
1853 (restore_double_register_busy): New function.
1854 (frvbf_model_fr500_u_float_arith): New function.
1855 (frvbf_model_fr500_u_float_dual_arith): New function.
1856 (frvbf_model_fr500_u_float_div): New function.
1857 (frvbf_model_fr500_u_float_sqrt): New function.
1858 (frvbf_model_fr500_u_float_compare): New function.
1859 (frvbf_model_fr500_u_float_dual_compare): New function.
1860 (frvbf_model_fr500_u_float_convert): New function.
1861 (frvbf_model_fr500_u_media): New function.
1862 (frvbf_model_fr500_u_barrier): New function.
1863 (frvbf_model_fr500_u_membar): New function.
1864 * frv-sim.h (LEUINT): New macro.
1865 (GET_HSR0_SA): New macro.
1866 (struct frv_interrupt_timer): New struct.
1867 (struct frv_interrupt_state): Add timer fiield.
1868 (frv_queue_external_interrupt): New function.
1869 (frv_external_interrupt): New function.
1870 (frv_profile_info): New function.
1871 (PROFILE_CACHE_IDX): New enumerator.
1872 (PROFILE_PARALLEL_IDX): New enumerator.
1873 (PROFILE_cache): New macro.
1874 (PROFILE_parallel): New macro.
1875 (WITH_PROFILE_CACHE_P): New macro.
1876 (WITH_PROFILE_PARALLEL_P): New macro.
1877 * cache.h (FRV_CACHE): Add last_was_hit field.
1878 * cache.c (get_tag): Use new last_was_hit field.
1879 (frv_cache_read): Ditto.
1880 (frv_cache_write): Ditto.
1881 * arch.h,cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1882
18831999-12-13 Dave Brolley <brolley@cygnus.com>
1884
1885 * frv.c (frvbf_h_spr_set_handler): Handle accumulator guards.
1886 (frvbf_clear_all_accumulators): Pass frvbf_h_acc40S_set to
1887 sim_queue_fn_di_write.
1888 (frvbf_media_cut_ss): New function.
1889 * frv-sim.h (frvbf_media_cut_ss): New function.
1890 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1891
18921999-12-13 Dave Brolley <brolley@cygnus.com>
1893
1894 * pipeline.c (check_insn_major_constraints): F-4, F-8 and M-8 have
1895 no constraints.
1896 * interrupts.c (frv_queue_illegal_instruction_interrupt): Use
1897 FRV_IS_FLOAT_INSN and FRV_IS_MEDIA_INSN.
1898 (frv_detect_insn_access_interrupts): Use FRV_IS_FLOAT_INSN and
1899 FRV_IS_MEDIA_INSN.
1900 * frv.c (frvbf_model_simple_u_exec): New function.
1901 * frv-sim.h (FRV_IS_FLOAT_INSN): Range includes F-8.
1902 (FRV_IS_MEDIA_INSN): Range includes M-8.
1903
1904 * Makefile.in (stamp-cpu): add 'simple' to the list of machines.
1905 * arch.c,arch.h,cpu.h,cpuall.h,decode.c,decode.h,model.c,sem.c:
1906 Regenerate.
1907
19081999-12-10 Dave Brolley <brolley@cygnus.com>
1909
1910 * traps.c (check_registers_available): New function.
1911 (clear_ne_flags): Generate register_exception if register(s) not
1912 available.
1913 (frvbf_commit): Generate register_exception if register(s) not
1914 available.
1915 * interrupts.c (frv_program_or_software_interrupt): No need to copy
1916 GR4-GR7 to SR0-SR4.
1917 * frv.c (frvbf_h_psr_set_handler): Special handling for PSR.S and
1918 PSR.ESR.
1919 (frvbf_h_psr_s_set_handler): New function.
1920 (frvbf_h_psr_esr_set_handler): New function.
1921 (frvbf_switch_supervisor_user_context): New function.
1922 (frvbf_scan_result): Reflect latest ISA.
1923 * frv-sim.h (frvbf_h_psr_s_set_handler): New function.
1924 (frvbf_h_psr_esr_set_handler): New function.
1925 (frvbf_switch_supervisor_user_context): New function.
1926 (GET_HSR0_FRN): New Macro.
1927 (GET_HSR0_GRN): New Macro.
1928 (GET_HSR0_FRHE): New Macro.
1929 (GET_HSR0_FRLE): New Macro.
1930 (GET_HSR0_GRHE): New Macro.
1931 (GET_HSR0_GRLE): New Macro.
1932 (frv_ec): New value for FRV_EC_COMMIT_EXCEPTION.
1933 (GET_ESFR): New bit ordering.
1934 (SET_ESFR): New bit ordering.
1935 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1936
19371999-12-10 Michael Meissner <meissner@cygnus.com>
1938
1939 * Makefile.in (sim-if.o): Add eng.h dependency.
1940
19411999-12-09 Dave Brolley <brolley@cygnus.com>
1942
1943 * mloop.in (execute): Pass sc->first_insn_p to @cpu@_model_insn_before.
1944 Pass sc->last_insn_p to @cpu@_model_insn_before.
1945 (main loop): Compute sc->first_insn_p.
1946 * frv.c (frvbf_model_insn_before): Set state variables.
1947 (frvbf_model_insn_after): Count basic cycles. Set state variables.
1948 (frvbf_model_fr500_u_integer): Remove.
1949 * arch.h,cpu.h,decode.h,model.c: Regenerate.
1950
19511999-12-07 Dave Brolley <brolley@cygnus.com>
1952
1953 * sim-main.h (cache.h): Include it.
1954 (insn_cache): New member.
1955 (data_cache): New member.
1956 (CPU_INSN_CACHE): New macro.
1957 (CPU_DATA_CACHE): New macro.
1958 * sim-if.c (WANT_CPU): New macro.
1959 (WANT_CPU_FRVBF): New macro.
1960 (sim_open): Call sim_add_option_table. Call frv_cache_init for the
1961 data and insn caches for each cpu.
1962 (sim_close): Call frv_cache_term for the insn and data caches of each
1963 cpu.
1964 * mloop.in (extract): Read insn from the cache.
1965 (main loop): Access the insn cache in order to maintain stats.
1966 * memory.c (data_non_cache_access): New function.
1967 (insn_non_cache_access): New function.
1968 (frvbf_read_mem_QI): Attempt to read from the cache first.
1969 (frvbf_read_mem_UQI): Ditto.
1970 (frvbf_read_mem_HI): Ditto.
1971 (frvbf_read_mem_UHI): Ditto.
1972 (frvbf_read_mem_SI): Ditto.
1973 (frvbf_read_mem_DI): Ditto.
1974 (frvbf_read_mem_DF): Ditto.
1975 (frvbf_read_imem_USI): New function.
1976 (frvbf_write_mem_QI): Write through the cache is it is enabled.
1977 (frvbf_write_mem_UQI): Ditto.
1978 (frvbf_write_mem_HI): Ditto.
1979 (frvbf_write_mem_UHI): Ditto.
1980 (frvbf_write_mem_SI): Ditto.
1981 (frvbf_write_mem_DI): Ditto.
1982 (frvbf_write_mem_DF): Ditto.
1983 (frvbf_mem_set_QI): New function.
1984 (frvbf_mem_set_HI): New function.
1985 (frvbf_mem_set_SI): New function.
1986 (frvbf_mem_set_DI): New function.
1987 (frvbf_mem_set_DF): New function.
1988 (frvbf_mem_set_XI): New function.
1989 * interrupts.c (frv_save_data_written_for_interrupts): Handle
1990 CGEN_FN_MEM_QI_WRITE,
1991 CGEN_FN_MEM_HI_WRITE, CGEN_FN_MEM_SI_WRITE, CGEN_FN_MEM_DI_WRITE,
1992 CGEN_FN_MEM_DF_WRITE, CGEN_FN_MEM_XI_WRITE.
1993 * frv.c (frvbf_load_quad_GR): Call frvbf_read_mem_SI.
1994 Call sim_queue_fn_mem_xi_write.
1995 (frvbf_load_quad_FRint): Call frvbf_read_mem_SI.
1996 Call sim_queue_fn_mem_xi_write.
1997 (frvbf_load_quad_CPR): Call frvbf_read_mem_SI.
1998 Call sim_queue_fn_mem_xi_write.
72f4393d
L
1999 (frvbf_insn_cache_preload): New function.
2000 (frvbf_data_cache_preload): New function.
2001 (frvbf_insn_cache_unlock): New function.
2002 (frvbf_data_cache_unlock): New function.
2003 (frvbf_insn_cache_invalidate): New function.
2004 (frvbf_data_cache_invalidate): New function.
2005 (frvbf_data_cache_flush): New function.
b34f6357
DB
2006 * frv-sim.h (sim-options.h): Include it.
2007 (GET_HSR0): New macro.
72f4393d
L
2008 (SET_HSR0): New macro.
2009 (GET_HSR0_ICE): New macro.
2010 (SET_HSR0_ICE): New macro.
2011 (GET_HSR0_DCE): New macro.
2012 (SET_HSR0_DCE): New macro.
2013 (GET_HSR0_CBM): New macro.
2014 (GET_HSR0_RME): New macro.
2015 (GET_IHSR8): New macro.
2016 (GET_IHSR8_NBC): New macro.
b34f6357
DB
2017 (frvbf_insn_cache_preload): New function.
2018 (frvbf_data_cache_preload): New function.
2019 (frvbf_insn_cache_unlock): New function.
2020 (frvbf_data_cache_unlock): New function.
2021 (frvbf_insn_cache_invalidate): New function.
2022 (frvbf_data_cache_invalidate): New function.
2023 (frvbf_data_cache_flush): New function.
2024 (insn_non_cache_access): New function.
2025 (frvbf_read_imem_USI): New function.
2026 (frvbf_mem_set_QI): New function.
2027 (frvbf_mem_set_HI): New function.
2028 (frvbf_mem_set_SI): New function.
2029 (frvbf_mem_set_DI): New function.
2030 (frvbf_mem_set_DF): New function.
2031 (frvbf_mem_set_XI): New function.
2032 (frv_options): FRV specific command line options.
2033 * Makefile.in (SIM_OBJS): Add options.o and cache.o.
2034 (SIM_EXTRA_DEPS): Add $(sim-options_h).
2035 (cache.o): New target.
2036 (options.o): New target.
2037 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2038 * cache.h: New file.
2039 * cache.c: New file.
2040 * options.c: New file.
2041
20421999-11-29 Dave Brolley <brolley@cygnus.com>
2043
2044 * traps.c (frvbf_check_non_excepting_load): Use new NE_FLAG macros.
2045 (frvbf_check_non_excepting_divide): Ditto.
2046 (clear_ne_flags): Ditto
2047 (frvbf_commit): Ditto.
2048 * pipeline.c (frv_pipeline_add_insn): Clear the NE index for all insns.
2049 * mloop.in (_parallel_write_init): Clear NE flags here.
2050 * interrupts.c (frv_queue_fp_exception_interrupt): Set NE flags here
2051 for non excepting insns. Also check for masked interrupts here.
2052 (frv_process_interrupts): Write NE flags here.
2053 (set_fp_exception_registers): No longer check for masked interrupts
2054 here.
2055 (check_for_compound_interrupt): No need to worry about masked
2056 interrupts.
2057 * frv-sim.h (frv_interrupt_state): Add f_ne_flags member.
2058 (GET_NE_FLAGS): New macro.
2059 (SET_NE_FLAGS): New macro.
2060 (GET_NE_FLAG): Operate on accumulated argument.
2061 (SET_NE_FLAG): Operate on accumulated argument.
2062 (CLEAR_NE_FLAG): Operate on accumulated argument.
2063 * Makefile.in (FRVBF_INCLUDE_DEPS): Add $(SIM_EXTRA_DEPS)
2064 (frv.o): Correct dependencies.
2065 (traps.o): Ditto.
2066 (pipeline.o): Ditto.
2067 (interrupts.o): Ditto.
2068 (memory.o): Ditto.
2069 * sem.c: Regenerate.
2070
20711999-11-26 Dave Brolley <brolley@cygnus.com>
2072
2073 * traps.c (frvbf_fpu_error): Only call frv_queue_fp_exception if
2074 there is an exception indicated in the mask.
2075 * pipeline.c (frv_pipeline_add_insn): Clear ne_index in the interrupt
2076 state when adding a floating point insn to the pipeline.
2077 * interrupts.c (set_fp_exception_registers): Set NE flag for
2078 non-excepting insns.
2079 * frv-sim.h (frvbf_h_fr_double_get_handler): Mode of data is DF.
2080 (frvbf_h_fr_double_set_handler): Mode of data is DF.
2081 (frvbf_h_fr_int_get_handler): New function.
2082 (frvbf_h_fr_int_set_handler): New function.
2083 (frvbf_set_ne_index): New function.
2084 (NE_NOFLAG): New macro.
2085 (frv_interrupt_state): Add ne_index member.
2086 * frv.c (frvbf_h_fr_double_get_handler): Mode of data is DF.
2087 (frvbf_h_fr_double_set_handler): Mode of data is DF.
2088 (frvbf_h_fr_int_get_handler): New function.
2089 (frvbf_h_fr_int_set_handler): New function.
2090 (frvbf_set_ne_index): New function.
2091 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2092
20931999-11-24 Dave Brolley <brolley@cygnus.com>
2094
2095 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2096
20971999-11-23 Dave Brolley <brolley@cygnus.com>
2098
2099 * frv-sim.h (frvbf_media_cut): New function.
2100 * frv.c (frvbf_media_cut): New function.
2101 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2102
21031999-11-22 Dave Brolley <brolley@cygnus.com>
2104
2105 * frv-sim.h (frvbf_clear_all_accumulators): New function.
2106 * frv.c.h (frvbf_clear_all_accumulators): New function.
2107 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2108
21091999-11-18 Dave Brolley <brolley@cygnus.com>
2110
2111 * pipeline.c (frv_pipeline_add_insn): Only clear MSR0 and FSR0 fields
2112 if this is the first insn of its class in the pipeline.
2113 * frv-sim.h (frvbf_media_register_not_aligned): New function.
2114 * traps.c (frvbf_media_register_not_aligned): New function.
2115 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2116
21171999-11-17 Dave Brolley <brolley@cygnus.com>
2118
2119 * pipeline.c (frv_pipeline_add_insn): Clear MSRx.SIE fields.
2120 * frv-sim.h (OR_MSR_SIE): New macro.
2121 (CLEAR_MSR_SIE): New macro.
2122 (frvbf_media_overflow): Now takes sie argument.
2123 (frv_set_mp_exception_registers): Now takes sie argument.
2124 * interrupts.c (frv_set_mp_exception_registers): Now takes sie argument.
2125 Set MSRx.SIE field.
2126 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2127
21281999-11-15 Dave Brolley <brolley@cygnus.com>
2129
2130 * traps.c (frv_mtrap): New function.
2131 (frvbf_media_cr_not_aligned): New function.
2132 (frvbf_media_acc_not_aligned): New function.
2133 (frvbf_media_overflow): New function.
2134 * pipeline.c (frv_pipeline_add_insn): Clear MSR fields.
2135 * interrupts.c: Call frv_set_mp_exception_registers.
2136 (frv_set_mp_exception_registers): New function.
2137 * frv-sim.h (frv_msr_mtt): New enumeration.
2138 (GET_MSR): New macro.
2139 (SET_MSR): New macro.
2140 (GET_MSR_AOVF): New macro.
2141 (SET_MSR_AOVF): New macro.
2142 (GET_MSR_OVF): New macro.
2143 (SET_MSR_OVF): New macro.
2144 (CLEAR_MSR_OVF): New macro.
2145 (GET_MSR_MTT): New macro.
2146 (SET_MSR_MTT): New macro.
2147 (frv_set_mp_exception_registers): New function.
2148 (frv_mtrap): New function.
2149 (FRV_IS_MEDIA_INSN): New macro.
2150 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2151
21521999-11-10 Dave Brolley <brolley@cygnus.com>
2153
2154 * sim-main.h (_sim_cpu): Add debug_state member.
2155 * mloop.in (_parallel_write_queued): Clear data_written.length.
2156 * interrupts.c (frv_interrupt_table): Offset of BREAK_EXCEPTION
2157 handler is 0xff.
2158 (frv_queue_break_interrupt): New function.
2159 (frv_break_interrupt): New function.
2160 (handle_interrupt): Handle break_interrupt.
2161 (frv_non_operating_interrupt): Now takes interrupt_kind.
2162 * frv-sim.h (frv_queue_break_interrupt): New function.
2163 (frv_break_interrupt): New function.
2164 (frv_break): New function.
2165 (frv_non_operating_interrupt): Now takes interrupt_kind.
2166 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2167
21681999-11-09 Dave Brolley <brolley@cygnus.com>
2169
2170 * pipeline.c (frv_pipeline_add_insn): Clear FSR0.FTT when adding
2171 a floating point insn.
2172 * traps.c (frvbf_fpu_error): Map fpu status to frv interrupts.
2173 * interrupts.c (frv_queue_illegal_instruction_interrupt): Call
2174 frv_queue_fp_exception_interrupt.
2175 (frv_queue_fp_exception_interrupt): New function.
2176 (next_available_fq): New function.
2177 (set_fp_exception_registers): New function.
2178 (set_exception_status_registers): Now returns 1 if interrupt not masked.
2179 (check_for_compound_interrupt): Now returns NULL if interrupt masked.
2180 (frv_program_interrupt): Don't process interrupt if it is masked.
2181 * frv.c (frvbf_h_fr_double_get_handler): Call
2182 frv_queue_fp_exception_interrupt.
2183 (frvbf_h_fr_double_set_handler): Call frv_queue_fp_exception_interrupt.
2184 (frvbf_h_fr_quad_set_handler): Call frv_queue_fp_exception_interrupt.
2185 (frvbf_store_quad_FRint): Call frv_queue_fp_exception_interrupt.
2186 * frv-sim.h: Get/set hardware directly in GET/SET macros.
2187 (frv_fp_exception_info): New struct type.
2188 (frv_interrupt_queue_element): Add fp_info member.
2189 (frv_fsr_traps): New enumeration.
2190 (frv_fsr_ftt): New enumeration.
2191 (frv_sie): New enumeration.
2192 (frv_miv): New enumeration.
2193 (GET_FSR): New macro.
2194 (SET_FSR): New macro.
2195 (GET_FSR_TEM): New macro.
2196 (SET_FSR_QNE): New macro.
2197 (SET_FSR_FTT): New macro.
2198 (GET_FSR_AEXC): New macro.
2199 (SET_FSR_AEXC): New macro.
2200 (GET_FQ): New macro.
2201 (SET_FQ): New macro.
2202 (SET_FQ_OPC): New macro.
2203 (SET_FQ_MIV): New macro.
2204 (SET_FQ_SIE): New macro.
2205 (SET_FQ_FTT): New macro.
2206 (SET_FQ_CEXC): New macro.
2207 (GET_FQ_VALID): New macro.
2208 (SET_FQ_VALID): New macro.
2209 (frv_queue_fp_exception_interrupt): New function.
2210 (FRV_IS_FLOAT_INSN): New macro.
2211
22121999-11-04 Dave Brolley <brolley@cygnus.com>
2213
2214 * traps.c (frvbf_fpu_error): No floating point errors need to be
2215 detected.
2216 * interrupts.c (clear_exception_status_registers): Clear 'valid' fields
2217 of the ESR registers too.
2218 (set_exception_status_registers): Don't set EAR for any precise
2219 interrupts. Register index should be 1 for insns in PIPE_I1. Clear
2220 ESR.EAV and ESR.EDV if not setting them. Set ESR.VALID.
2221 (non_operating_interrupt): No need for return code.
2222 (frv_program_or_software_interrupt): Process interrupt regardless
2223 of operating mode. If PSR.ET was not set at the start of processing,
2224 then stop the simulation with a message.
2225 (frv_save_data_written_for_interrupts): Handle CGEN_FN_XI_WRITE and
2226 CGEN_MEM_XI_WRITE.
2227 * frv.c (frvbf_h_gr_quad_set_handler): New function.
2228 (frvbf_h_fr_quad_set_handler): New function.
2229 (frvbf_h_cpr_quad_set_handler): New function.
2230 (frvbf_load_quad_GR): Renamed from frvbf_load_multiple_GR. Use new
2231 sim_queue_fn_xi_write.
2232 (frvbf_load_quad_FRint): Renamed from frvbf_load_multiple_GR. Use new
2233 sim_queue_fn_xi_write.
2234 (frvbf_load_quad_CPR): Renamed from frvbf_load_multiple_GR. Use new
2235 sim_queue_fn_xi_write.
2236 (frvbf_store_quad_GR): Renamed from frvbf_store_multiple_GR. Use new
2237 sim_queue_mem_xi_write.
2238 (frvbf_store_quad_FRint): Renamed from frvbf_store_multiple_GR. Use new
2239 sim_queue_mem_xi_write.
2240 (frvbf_store_quad_CPR): Renamed from frvbf_store_multiple_GR. Use new
2241 sim_queue_mem_xi_write.
2242 * frv-sim.h (frvbf_h_gr_quad_set_handler): New function.
2243 (frvbf_h_fr_quad_set_handler): New function.
2244 (frvbf_h_cpr_quad_set_handler): New function.
2245 (SET_ESR_VALID): New macro.
2246 (CLEAR_ESR_VALID): New macro.
2247 (CLEAR_ESR_EAV): New macro.
2248 (CLEAR_ESR_EDV): New macro.
2249 * sem.c: Regenerate.
2250
22511999-11-02 Dave Brolley <brolley@cygnus.com>
2252
2253 * traps.c (frv_core_signal): Call
2254 frv_queue_mem_address_not_aligned_interrupt.
2255 * mloop.in (_parallel_write_queued): Call
2256 frv_save_data_written_for_interrupts.
2257 * frv.c (frvbf_h_gr_double_get_handler): Call
2258 frv_queue_register_exception_interrupt.
2259 (frvbf_h_cpr_double_get_handler): Call
2260 frv_queue_register_exception_interrupt.
2261 (frvbf_h_cpr_double_set_handler): Call
2262 frv_queue_register_exception_interrupt.
2263 (frvbf_load_multiple_GR): Call
2264 frv_queue_register_exception_interrupt.
2265 (frvbf_store_multiple_GR): Call
2266 frv_queue_register_exception_interrupt.
2267 (frvbf_load_multiple_CPR): Call
2268 frv_queue_register_exception_interrupt.
2269 (frvbf_store_multiple_CPR): Call
2270 frv_queue_register_exception_interrupt.
2271 (frvbf_h_tbr_get_handler): Fix TBR.TBA mask.
2272 * interrupts.c (frv_queue_software_interrupt): Now returns interrupt
2273 queue element.
2274 (frv_queue_program_interrupt): Now returns interrupt queue element.
2275 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
2276 element.
2277 (frv_queue_interrupt): Now returns interrupt queue element.
2278 (frv_queue_register_exception_interrupt): New function.
2279 (frv_queue_mem_address_not_aligned_interrupt): New function.
2280 (frv_save_data_written_for_interrupts): New function.
2281 (next_available_edr): EDR registers available in blocks of 4.
2282 (clear_exception_status_registers): New function.
2283 (set_exception_status_registers): Pass esr to SET_ESR* macros.
2284
2285 * frv-sim.h (struct frv_data_written): New struct type.
2286 (frv_interrupt_queue_element): Add data_written member.
2287 (frv_queue_software_interrupt): Now returns interrupt queue element.
2288 (frv_queue_program_interrupt): Now returns interrupt queue element.
2289 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
2290 element.
2291 (frv_queue_interrupt): Now returns interrupt queue element.
2292 (frv_queue_register_exception_interrupt): New function.
2293 (frv_queue_mem_address_not_aligned_interrupt): New function.
2294 (frv_save_data_written_for_interrupts): New function.
2295
22961999-10-27 Dave Brolley <brolley@cygnus.com>
2297
2298 * interrupts.c (ITABLE_ENTRY): New macro.
2299 (frv_interrupt_table): Add exception codes.
2300 (next_available_esr): New function.
2301 (next_available_edr): New function.
2302 (set_edr_register): New function.
2303 (set_exception_status_registers): New function.
2304 (check_for_compound_interrupt): Record information on all interrupts
2305 found.
2306 (frv_program_interrupt): Always call check_for_compound_interrupt.
2307 * frv.c (frvbf_h_pc_set_handler): Removed.
2308 (frvbf_h_spr_get_handler): Handle LR register.
2309 (frvbf_h_spr_set_handler): Handle LR register.
2310 (frvbf_h_lr_get_handler): New function.
2311 (frvbf_h_lr_set_handler): New function.
2312 * frv-sim.h (frvbf_h_lr_get_handler): New function.
2313 (frvbf_h_lr_set_handler): New function.
2314 (frv_ec): New enumeration.
2315 (frv_interrupt): Add frv_ec field.
2316 (frv_rec): New enumeration.
2317 (frv_daec): New enumeration.
2318 (frv_interrupt_queue_element): Add eaddress, rec, iaec, daec fields.
2319 (SET_ESR_EC): New macro.
2320 (SET_ESR_REC): New macro.
2321 (SET_ESR_IAEC): New macro.
2322 (SET_ESR_DAEC): New macro.
2323 (SET_ESR_EAV): New macro.
2324 (GET_ESR_EDV): New macro.
2325 (SET_ESR_EDV): New macro.
2326 (GET_ESR_EDN): New macro.
2327 (SET_ESR_EDN): New macro.
2328 (GET_ESR): New macro.
2329 (SET_ESR): New macro.
2330 (SET_EPCR): New macro.
2331 (SET_EAR): New macro.
2332 (SET_EDR): New macro.
2333 (GET_ESFR): New macro.
2334 (SET_ESFR): New macro.
2335 * cpu.c,cpu.h,sem.c: Rebuild.
2336
23371999-10-26 Dave Brolley <brolley@cygnus.com>
2338
2339 * traps.c (frvbf_check_non_excepting_load): Only set NESR, NECR, NEEAR
2340 if mach is frv.
2341 (clear_nesr_neear): Only execute if mach is frv.
2342
23431999-10-22 Dave Brolley <brolley@cygnus.com>
2344
2345 * sim-main.h (sim_cpu): Add pipeline.
2346 (CPU_PIPELINE): New macro.
2347 * mloop.in (_parallel_write_queued): Maintain pc in cpu during writes.
2348 (main loop): Maintain pc in cpu.
2349 * frv-sim.h (frv_queue_software_interrupt): New interface.
2350 (frv_queue_program_interrupt): New interface.
2351 (frv_queue_illegal_instruction_interrupt: New interface.
2352 (frv_queue_interrupt): New interface.
2353 (frv_detect_insn_access_interrupts): New interface.
2354 (frv_process_interrupts): New interface.
2355 (frv_program_interrupt): New interface.
2356 (frv_software_interrupt): New interface.
2357 (frv_program_or_software_interrupt): New interface.
2358 (FRV_PIPELINE): Moved from pipline.c.
2359 (frv_pipeline_reset): New interface.
2360 (frv_pipeline_add_insn): New interface.
2361 * interrupts.c (frv_queue_software_interrupt): New interface.
2362 (frv_queue_program_interrupt): New interface.
2363 (frv_queue_illegal_instruction_interrupt: New interface.
2364 (frv_queue_interrupt): New interface.
2365 (frv_detect_insn_access_interrupts): New interface.
2366 (frv_process_interrupts): New interface.
2367 (frv_program_interrupt): New interface.
2368 (frv_software_interrupt): New interface.
2369 (frv_program_or_software_interrupt): New interface.
2370 * frv.c: Use new interfaces.
2371 * pipeline.c: Use new interfaces.
2372 * traps.c: Use new interfaces.
2373 * memory.c: Use new interfaces.
2374 (frv_address_forbidden): No longer static.
2375
23761999-10-19 Dave Brolley <brolley@cygnus.com>
2377
2378 * traps.c (frvbf_check_non_excepting_load): Set NESR.DAEC, NESR.REC and
2379 NESR.EC.
2380 * mloop.in (_parallel_write_queued): Handle CGEN_FN_PC_WRITE.
2381 * frv.c (frvbf_h_pc_set_handler): New function.
2382 * interrupts.c (frv_detect_data_interrupt): Removed.
2383 (address_forbidden): Removed.
2384 * frv-sim.h (frv_detect_data_interrupt): Removed.
2385 (NESR_MEM_ADDRESS_NOT_ALIGNED): New macro.
2386 (NESR_REGISTER_NOT_ALIGNED): New macro.
2387 (NESR_UQI_SIZE): New macro.
2388 (NESR_QI_SIZE): New macro.
2389 (NESR_UHI_SIZE): New macro.
2390 (NESR_HI_SIZE): New macro.
2391 (NESR_SI_SIZE): New macro.
2392 (NESR_DI_SIZE): New macro.
2393 (NESR_XI_SIZE): New macro.
2394 (GET_NESR_DAEC): New macro.
2395 (SET_NESR_DAEC): New macro.
2396 (GET_NESR_REC): New macro.
2397 (SET_NESR_REC): New macro.
2398 (GET_NESR_EC): New macro.
2399 (SET_NESR_EC): New macro.
2400 (frvbf_read_mem_QI): New function.
2401 (frvbf_read_mem_UQI): New function.
2402 (frvbf_read_mem_HI): New function.
2403 (frvbf_read_mem_UHI): New function.
2404 (frvbf_read_mem_SI): New function.
2405 (frvbf_read_mem_WI): New function.
2406 (frvbf_read_mem_DI): New function.
2407 (frvbf_read_mem_DF): New function.
2408 (frvbf_write_mem_QI): New function.
2409 (frvbf_write_mem_UQI): New function.
2410 (frvbf_write_mem_HI): New function.
2411 (frvbf_write_mem_UHI): New function.
2412 (frvbf_write_mem_SI): New function.
2413 (frvbf_write_mem_WI): New function.
2414 (frvbf_write_mem_DI): New function.
2415 (frvbf_write_mem_DF): New function.
2416 * Makefile.in (SIM_OBJS): Add memory.o.
2417 * cpu.c,cpu.h,sem.c: Rebuild.
2418
24191999-10-18 Dave Brolley <brolley@cygnus.com>
2420
2421 * sim-if.c (sim_open): Use a real fpu error function.
2422 * pipeline.c (frv_pipeline_add_insn): Don't add invalid insns.
2423 * mloop.in (_parallel_write_queued): Clear queue after writing.
2424 * interrupts.c (check_for_compound_interrupt): New function.
2425 (non_operating_interrupt): New function.
2426 * frv-sim.h (frvbf_h_gr_double_get_handler): New function.
2427 (frvbf_h_gr_double_set_handler): New function.
2428 (frvbf_h_fr_double_get_handler): New function.
2429 (frvbf_h_fr_double_set_handler): New function.
2430 (frvbf_h_cpr_double_get_handler): New function.
2431 (frvbf_h_cpr_double_set_handler): New function.
2432 (frv_interrupt_queue_element): New struct type.
2433 (frv_queue_program_interrupt): Now takes pc.
2434 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2435 (frv_queue_interrupt): Now takes pc.
2436 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2437 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2438 (frvbf_division_exception): New function.
2439 (frvbf_fpu_error): New function.
2440 (frvbf_load_multiple_GR): New function.
2441 (frvbf_load_multiple_FR): New function.
2442 (frvbf_load_multiple_CPR): New function.
2443 * frv.c (frvbf_h_gr_double_get_handler): New function.
2444 (frvbf_h_gr_double_set_handler): New function.
2445 (frvbf_h_fr_double_get_handler): New function.
2446 (frvbf_h_fr_double_set_handler): New function.
2447 (frvbf_h_cpr_double_get_handler): New function.
2448 (frvbf_h_cpr_double_set_handler): New function.
2449 (frv_interrupt_queue_element): New struct type.
2450 (frv_queue_program_interrupt): Now takes pc.
2451 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2452 (frv_queue_interrupt): Now takes pc.
2453 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2454 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2455 (frvbf_fpu_error): New function.
2456 (frvbf_load_multiple_GR): New function.
2457 (frvbf_load_multiple_FR): New function.
2458 (frvbf_load_multiple_CPR): New function.
2459 * traps.c (frvbf_division_exception): New function.
2460 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2461
24621999-10-12 Dave Brolley <brolley@cygnus.com>
2463
2464 * mloop.in (new_vpc): New variable.
2465 (main loop): Call frv_detect_insn_access_interrupts. Call
2466 frv_detect_data_interrupts.
2467 * interrupts.c (access_queued_to): New function.
2468 (frv_detect_data_interrupts): New function.
2469 (frv_detect_insn_access_interrupts): New function.
2470 (frv_program_or_software_interrupt): Set PSR.S.
2471 * frv-sim.h (frv_detect_data_interrupts): New function.
2472 (frv_detect_insn_interrupts): New function.
2473
24741999-10-07 Dave Brolley <brolley@cygnus.com>
2475
2476 * frv-sim.h (frvbf_h_gr_hi_get_handler): New function.
2477 (frvbf_h_gr_hi_set_handler): New function.
2478 (frvbf_h_gr_lo_get_handler): New function.
2479 (frvbf_h_gr_lo.set_handler): New function.
2480 * frv.c (frvbf_h_gr_hi_get_handler): New function.
2481 (frvbf_h_gr_hi_set_handler): New function.
2482 (frvbf_h_gr_lo_get_handler): New function.
2483 (frvbf_h_gr_lo.set_handler): New function.
2484 (frvbf_model_fr500_u_integer): New function.
2485 * arch.h,cpu.h,cpu.c,decode.h,decode.c,model.c,sem.c: Rebuild.
2486
24871999-10-04 Dave Brolley <brolley@cygnus.com>
2488
2489 * traps.c: Use sim_engine_abort.
2490 * pipeline.c (frv_pipeline): Add field for insn major.
2491 (add_next_to_pipe): Return address of matching pipeline.
2492 (find_major_in_pipeline): New function.
2493 (check_insn_major_constraints: New function.
2494 (frv_pipeline_add_insn): Add checks for insn major constraints.
2495 * interrupts.c (frv_process_interrupts): Use sim_engine_abort.
2496 * frv.c (frvbf_h_spr_get_handler): No need to abort.
2497
2498Thu Sep 30 18:10:25 1999 Dave Brolley <brolley@cygnus.com>
2499
2500 * pipeline.c: New file.
2501 * mloop.in (main loop): Call frv_pipeline_reset.
2502 Call frv_pipeline_add_insn.
2503 * frv-sim.h (frv_pipeline_reset): New function.
2504 (frv_pipeline_add_insn): New function.
2505 * Makefile.in (SIM_OBJS): Add pipeline.o
2506
25071999-09-29 Doug Evans <devans@casey.cygnus.com>
2508
2509 * sem.c: Rebuild.
2510 * traps.c (sim_engine_invalid_insn): New arg `vpc'. Change type of
2511 result to SEM_PC. Return vpc.
2512
2513Wed Sep 29 16:01:52 1999 Dave Brolley <brolley@cygnus.com>
2514
2515 * interrupts.c (frv_interrupt_table): DATA_STORE_ERROR is imprecise.
2516 (frv_queue_interrupt): Don't detect identical interrupts here.
2517
2518Wed Sep 29 14:49:52 1999 Dave Brolley <brolley@cygnus.com>
2519
2520 * interrupts.c: New file.
2521 * traps.c (sim_engine_invalid_insn): Return PC of next insn.
2522 (frv_software_interrupt): Moved to interrupts.c.
2523 (frv_itrap): New interface. Call frv_queue_software_interrupt.
2524 * mloop.in (@cpu@_parallel_write_init): set previous_vliw_pc.
2525 (@cpu@_perform_writeback): New function.
2526 (main loop): Call frv_process_interrupts.
2527 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2528 (frv_itrap): New interface.
2529 (frv_interrupt_class): New enumeration.
2530 (frv_interrupt_kind): New enumeration.
2531 (struct frv_interrupt): New struct type.
2532 (frv_interrupt_table): New table of interrupt information.
2533 (FRV_INTERRUPT_QUEUE_SIZE): New macro.
2534 (struct frv_interrupt_state): New struct type.
2535 (frv_interrupt_state): New global variable.
2536 (previous_vliw_pc): New global variable.
2537 (frv_queue_software_interrupt): New function.
2538 (frv_queue_program_interrupt): New function.
2539 (frv_queue_interrupt): New function.
2540 (frv_process_interrupts): New function.
2541 (frv_program_interrupt): New function.
2542 (frv_software_interrupt): New function.
2543 (frv_program_or_software_interrupt): New function.
2544 (frv_clear_interrupt_classes): New function.
2545 * frv.c (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2546 * Makefile.in (SIM_OBJS): Add interrupts.o
2547 * sem.c: Rebuild.
2548
25491999-09-25 Doug Evans <devans@casey.cygnus.com>
2550
2551 * cpu.h,cpuall.h,decode.c,sem.c: Rebuild.
2552
2553Tue Sep 21 17:16:47 1999 Dave Brolley <brolley@cygnus.com>
2554
2555 * mloop.in (main loop): Determine last insn from scache entry.
2556 * cpu.h: Rebuild.
2557 * cpuall.h: Rebuild.
2558
2559Tue Sep 14 14:21:31 1999 Dave Brolley <brolley@cygnus.com>
2560
2561 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): New flag.
2562 (NECR_ELOS): Define as unshifted value.
2563 (NECR_NEN): Define as unshifted value.
2564 (NECR_VALID): Define as unshifted value.
2565 (SET_NESR): Rewite to use post-write queue.
2566 (SET_NESR_VALID): Rewite to operate on argument.
2567 (SET_NESR_EAV): Rewite to operate on argument.
2568 (SET_NESR_FR): Rewite to operate on argument.
2569 (CLEAR_NESR_FR): Rewite to operate on argument.
2570 (SET_NESR_DRN): Rewite to operate on argument.
2571 (SET_NESR_SIZE): Rewite to operate on argument.
2572 (SET_NESR_NEAN): Rewite to operate on argument.
2573 (SET_NEEAR): Rewite to use post-write queue.
2574 (SET_NE_FLAG): Rewite to use post-write queue.
2575 (CLEAR_NE_FLAG): Rewite to use post-write queue.
2576 * traps.c (frv_software_interrupt): Rewite to use post-write queue.
2577 (frv_rett): Rewite to use post-write queue.
2578 (next_available_nesr): Rewrite to use new macro interfaces.
2579 (next_valid_nesr): Ditto.
2580 (frvbf_check_non_excepting_load): Ditto.
2581 (frvbf_check_recovering_store): Ditto.
2582 (clear_nesr_neear): Ditto.
2583 (clear_ne_flags): Ditto.
2584 * mloop.in (main loop): Update PCSR with address of next VLIW insn
2585 when flag is set.
2586 * frv.c (frvbf_h_spr_get_handler): Shift register fields here now.
2587 (frvbf_store_multiple_GR): Rewite to use post-write queue.
2588 (frvbf_store_multiple_FRint): Rewite to use post-write queue.
2589 (frvbf_store_multiple_CPR): Rewite to use post-write queue.
2590 * Makefile.in (frv.o): Depend on cgen-par.h.
2591
2592Fri Sep 10 17:03:15 1999 Dave Brolley <brolley@cygnus.com>
2593
2594 * frv-sim.h (frvbf_set_write_next_vliw_addr_to_LR): New function.
2595 (frvbf_write_next_vliw_addr_to_LR): New flag.
2596 * frv.c (frvbf_set_write_next_vliw_addr_to_LR): New function.
2597 * mloop.in: Only take the first branch in a VLIW insn. Set LR to the
2598 address of the next VLIW insn if flag is set.
2599 * cpu.h,decode.c,sem.c: Rebuild.
2600
2601Tue Sep 7 13:44:23 1999 Dave Brolley <brolley@cygnus.com>
2602
2603 * mloop.in: Limit parallel insns to MAX_PARALLEL_INSNS.
2604 * sem.c: Rebuild.
2605
26061999-09-02 Doug Evans <devans@casey.cygnus.com>
2607
2608 * configure: Regenerated to track ../common/aclocal.m4 changes.
2609
26101999-09-01 Doug Evans <devans@casey.cygnus.com>
2611
2612 * decode.c: Rebuild.
2613
2614Mon Aug 30 17:54:57 1999 Dave Brolley <brolley@cygnus.com>
2615
2616 * traps.c (frv_rett): New function.
2617 * frv.c (frvbf_h_spr_get_handler): Handle bpsr.
2618 (frvbf_h_spr_set_handler): Handle bpsr.
2619 (frvbf_h_bpsr_get_handler): New function.
2620 (frvbf_h_bpsr_set_handler): New function.
2621 * frv-sim.h (frv_rett): New function.
2622 (frvbf_h_bpsr_get_handler): New function.
2623 (frvbf_h_bpsr_set_handler): New function.
2624 * mloop.in: Read actual packing bit.
2625 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2626
2627Tue Aug 31 16:04:37 1999 Dave Brolley <brolley@cygnus.com>
2628
2629 * traps.c (WANT_CPU): New macro.
2630 (WANT_CPU_FRVBF): New macro.
2631 (frvbf_check_recovering_store): Use registers for source and queue
2632 writes.
2633 * mloop.in: New main loop for parallel support.
2634 (@cpu@_parallel_write_init): New function.
2635 (@cpu@_parallel_write_queued): New function.
2636 * frv-sim.h (set_icc_for_shift_left): New interface.
2637 (set_icc_for_shift_right): New interface.
2638 (frvbf_check_recovering_store): New interface.
2639 * frv.c (set_icc_for_shift_left): Pass and return icc value.
2640 (set_icc_for_shift_right): Pass and return icc value.
2641 (frvbf_check_recovering_store): New interface.
2642 * Makefile.in (FRV_OBJS): Add cgen-par.o.
2643 (stamp-mloop): Add cgen parallel options.
2644 (stamp-arch): Remove with-profile option.
2645 (stamp-cpu): Add cgen parallel options.
2646 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2647
26481999-08-28 Doug Evans <devans@casey.cygnus.com>
2649
2650 * cpu.h,decode.c,sem.c: Rebuild.
2651
2652Wed Aug 25 12:25:04 1999 Dave Brolley <brolley@cygnus.com>
2653
2654 * arch.h,cpu.h,decode.h,model.c,sem.c: Rebuild.
2655
2656Thu Aug 19 17:59:00 1999 Dave Brolley <brolley@cygnus.com>
2657
2658 * configure.in: fr500 now the default model.
2659 * configure: Regenerate.
2660 * frv.c: Change frv-1 to frv-gen.
2661 (frvbf_model_fr500_u_exec): New function.
2662 * Makefile.in (stamp-cpu): Use 'mach=frv,fr500' to build decoder.
2663 * mloop.in: Fix typos in comments.
2664 * arch.c,arch.h,cpu.h,cpuall.h,decode.h,model.c,sem.c: Rebuild.
2665
26661999-08-17 Dave Brolley <brolley@cygnus.com>
2667
2668 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2669
26701999-08-09 Doug Evans <devans@casey.cygnus.com>
2671
2672 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2673
26741999-08-04 Doug Evans <devans@casey.cygnus.com>
2675
2676 * cpu.h,cpuall.h,decode.c,model.c,sem.c: Rebuild.
2677
2678Fri Jul 16 14:50:15 1999 Dave Brolley <brolley@cygnus.com>
2679
2680 * frv.c (frvbf_fetch_register): Use GDB register number macros.
2681 (frvbf_store_register): Use GDB register number macros.
2682 (frvbf_cut): New function.
2683 * frv-sim.h (GR_REGNUM_MAX): New macro.
2684 (FR_REGNUM_MAX): New macro.
2685 (PC_REGNUM): New macro.
2686 (LR_REGNUM): New macro.
2687 (frvbf_cut): New function.
2688 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2689
26901999-07-15 Stan Shebs <shebs@andros.cygnus.com>
2691
2692 * frv.c (frvbf_fetch_register): Add ability to get LR register,
2693 add default for unhandled registers.
2694 (frvbf_store_register): Add ability to set LR register.
2695
26961999-07-14 Stan Shebs <shebs@andros.cygnus.com>
2697
2698 * frv.c (frvbf_fetch_register, frvbf_store_register): Fill in.
2699 (decode_gdb_dr_regnum): Remove, not used.
2700
27011999-07-13 Michael Meissner <meissner@cygnus.com>
2702
2703 * Makefile.in (SIM_EXTRA_FLAGS): Incorporate @sim_trapdump@.
2704
2705 * configure.in (--enable-sim-trapdump): New switch to make unknown
2706 traps dump the register contents, instead of doing the trap thing.
2707 * configure: Regenerate.
2708
2709 * frv-sim.h (TRAP_BREAKPOINT): Define as 81, so it can be used.
2710 (TRAP_REGDUMP{1,2}): Define to provide register dumping support
2711 temporarily.
2712
2713 * traps.h (toplevel): Include bfd.h, libiberity.h.
2714 (frv_itrap): Add support for --enable-sim-trapdump and traps 2,3
2715 dumping the registers.
2716
2717Thu Jul 8 10:57:39 1999 Dave Brolley <brolley@cygnus.com>
2718
2719 * Makefile.in (SIM_EXTRA_LIBS): Removed. libm no longer needed.
2720
2721Wed Jul 7 17:01:12 1999 Dave Brolley <brolley@cygnus.com>
2722
2723 * cpu.c,cpu.h,decode.c,model.c,sem.c: Rebuild.
2724
2725Tue Jul 6 16:12:18 1999 Dave Brolley <brolley@cygnus.com>
2726
2727 * frv.c (frvbf_square_root_SF): Removed.
2728 (frvbf_square_root_DF): Removed.
2729 (frvbf_h_fr_double_get_handler): Removed.
2730 (frvbf_h_fr_double_set_handler): Removed.
2731 (frvbf_h_fr_int_get_handler): Removed.
2732 (frvbf_h_fr_int_set_handler): Removed.
2733 * frv-sim.h (frvbf_square_root_SF): Removed.
2734 (frvbf_square_root_DF): Removed.
2735 (frvbf_h_fr_double_get_handler): Removed.
2736 (frvbf_h_fr_double_set_handler): Removed.
2737 (frvbf_h_fr_int_get_handler): Removed.
2738 (frvbf_h_fr_int_set_handler): Removed.
2739 * decode.c,decode.h,model.c,sem.c: Rebuild.
2740
27411999-07-05 Doug Evans <devans@casey.cygnus.com>
2742
2743 * Makefile.in (SIM_OBJS): Add cgen-fpu.o, cgen-accfp.o.
2744 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2745 * sim-if.c (sim_open): Initialize fpu.
2746 * frv-sim.h (SETMEMSF,SETMEMDF): Delete.
2747 * frv.c (frvbf_store_multiple_FRint): Replace frvbf_h_fr_int_get
2748 with frvbf_h_fr_get.
2749
2750Wed Jun 30 15:56:56 1999 Dave Brolley <brolley@cygnus.com>
2751
2752 * frv-sim.h (NESR_RANGE): New macro.
2753 (NO_NESR): New macro.
2754 (GET_NESR_VALID): New macro.
2755 (next_ne_index): Removed.
2756 * traps.c (next_available_nesr): New function.
2757 (next_valid_nesr): New function.
2758 (frvbf_check_non_excepting_load): Use next_available_nesr.
2759 (frvbf_check_recovering_store): Use next_available_nesr and
2760 next_valid_nesr.
2761 (clear_nesr_neear): Use next_available_nesr and next_valid_nesr.
2762 (frvbf_check_recovering_store): Only consider one matching register.
2763 * sem.c: Rebuild.
2764
2765Tue Jun 29 16:54:32 1999 Dave Brolley <brolley@cygnus.com>
2766
2767 * frv.c (frvbf_square_root_SF): New function.
2768 (frvbf_square_root_DF): New function.
2769 (frvbf_h_fr_double_get_handler): New function.
2770 (frvbf_h_fr_double_set_handler): New function.
2771 * frv-sim.h (frvbf_square_root_SF): New function.
2772 (frvbf_square_root_DF): New function.
2773 (frvbf_h_fr_double_get_handler): New function.
2774 (frvbf_h_fr_double_set_handler): New function.
2775 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c: Rebuild.
2776
27771999-06-28 Dave Brolley <brolley@cygnus.com>
2778
2779 * decode.c,decode.h,model.c,sem.c: Regenerate.
2780
2781Thu Jun 24 17:26:32 1999 Dave Brolley <brolley@cygnus.com>
2782
2783 * Makefile.in (SIM_EXTRA_LIBS): Add -lm.
2784 * frv-sim.h (frvbf_h_fr_int_get_handler): New function.
2785 (frvbf_h_fr_int_set_handler): New function.
2786 (frvbf_store_multiple_FRint): New function.
2787 (frvbf_square_root_SF): New function.
2788 * frv.c (frvbf_h_fr_int_get_handler): New function.
2789 (frvbf_h_fr_int_set_handler): New function.
2790 (frvbf_store_multiple_FRint): New function.
2791 (frvbf_square_root_SF): New function.
2792 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2793
27941999-06-23 Doug Evans <devans@casey.cygnus.com>
2795
2796 * Makefile.in (stamp-mloop): Delete -fast -pbb -switch args
2797 to genmloop.sh. Pass -scache instead.
2798 (mloop.o): Delete sem-switch.c dependency.
2799 (sem-switch.c): Delete rule.
2800 (stamp-cpu): Don't build sem-switch.c.
2801 * sem-switch.c: Delete.
2802 * mloop.in (xfull-exec-*): Fix call to execute.
2803 * tconfig.in (WITH_SCACHE_PBB): Define as 0.
2804
2805 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2806
2807Tue Jun 22 16:23:57 1999 Dave Brolley <brolley@cygnus.com>
2808
2809 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2810
2811Mon Jun 21 17:34:10 1999 Dave Brolley <brolley@cygnus.com>
2812
2813 * mloop.in (execute): Force gr0 to zero before each insn.
2814 * cpu.h,cpu.c,decode.c,sem.c,sem-switch.c: Regenerate.
2815
28161999-06-18 Doug Evans <devans@casey.cygnus.com>
2817
2818 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2819
2820Fri Jun 18 17:49:23 1999 Dave Brolley <brolley@cygnus.com>
2821
2822 * frv.c (frvbf_h_gr_get_handler): New function.
2823 (frvbf_h_gr_set_handler): New function:
2824 (frvbf_store-multiple_GR): New function:
2825 (frvbf_store-multiple_FR): New function:
2826 (frvbf_store-multiple_CPR): New function:
2827 * frv-sim.h (frvbf_h_gr_get_handler): New function.
2828 (frvbf_h_gr_set_handler): New function:
2829 (frvbf_store-multiple_GR): New function:
2830 (frvbf_store-multiple_FR): New function:
2831 (frvbf_store-multiple_CPR): New function:
2832 * traps.c (frv_itrap): Implement proper syscalls interface.
2833 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2834
2835Fri Jun 18 14:36:23 1999 Dave Brolley <brolley@cygnus.com>
2836
2837 * traps.c (frvbf_check_non_excepting_divide): New function.
2838 (frvbf_check_recovering_store): New function.
2839 (clear_nesr_neear): New function.
2840 (clear_ne_flags): New function.
2841 (frvbf_commit): New function.
2842
2843 * frv-sim.h (frvbf_check_non_excepting_divide): New function.
2844 (frvbf_check_recovering_store): New function.
2845 (clear_nesr_neear): New function.
2846 (clear_ne_flags): New function.
2847 (frvbf_commit): New function.
2848 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2849
28501999-06-16 Dave Brolley <brolley@cygnus.com>
2851
2852 * frv.c (frvbf_h_spr_get_handler): Handle SPR_NECR.
2853 (frvbf_h_spr_set_handler): Handle SPR_NECR.
2854 * traps.c (next_ne_index): New variable.
2855 (frvbf_check_non_excepting_load): New function.
2856 * frv-sim.h (NECR_ELOS): New macro.
2857 (NECR_NEN): New macro.
2858 (NECR_VALID): New macro.
2859 (SET_NESR_VALID): New macro.
2860 (SET_NESR_EAV): New macro.
2861 (SET_NESR_FR): New macro.
2862 (CLEAR_NESR_FR): New macro.
2863 (SET_NESR_DRN): New macro.
2864 (SET_NESR_SIZE): New macro.
2865 (SET_NESR_NEAN): New macro.
2866 (SET_NEEAR): New macro.
2867 (GET_NE_FLAG): New macro.
2868 (SET_NE_FLAG): New macro.
2869 (CLEAR_NE_FLAG): New macro.
2870 (frvbf_check_non_excepting_load): New function:
2871 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2872
2873Wed Jun 9 18:12:49 1999 Dave Brolley <brolley@cygnus.com>
2874
2875 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2876
2877Tue Jun 8 18:13:51 1999 Dave Brolley <brolley@cygnus.com>
2878
2879 * frv.c (cr_logic): Correct andcr, nandcr, andncr and nandncr.
2880 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2881
2882Mon Jun 7 17:09:15 1999 Dave Brolley <brolley@cygnus.com>
2883
2884 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2885
28861999-06-07 Dave Brolley <brolley@cygnus.com>
2887
2888 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2889
2890Thu Jun 3 17:33:31 1999 Dave Brolley <brolley@cygnus.com>
2891
2892 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2893
2894Wed Jun 2 17:50:21 1999 Dave Brolley <brolley@cygnus.com>
2895
2896 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2897
2898Tue Jun 1 17:58:53 1999 Dave Brolley <brolley@cygnus.com>
2899
2900 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2901
2902Mon May 31 17:57:25 1999 Dave Brolley <brolley@cygnus.com>
2903
2904 * traps.c (frv_software_interrupt): Pass current_cpu to
2905 frvbf_h_psr_esr_get.
2906 (frv_software_interrupt): Calculate the new PC based on TBR.
2907 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2908
29091999-05-31 Dave Brolley <brolley@cygnus.com>
2910
2911 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2912
2913Thu May 27 17:42:00 1999 Dave Brolley <brolley@cygnus.com>
2914
2915 * frv-sim.h (frvbf_h_cccr_get_handler): New function.
2916 (frvbf_h_cccr_set_handler): New function.
2917 (frvbf_scan_result): New function.
2918 (frvbf_cr_logic): New function.
2919 * frv.c (frvbf_h_cccr_get_handler): New function.
2920 (frvbf_h_cccr_set_handler): New function.
2921 (frvbf_scan_result): New function.
2922 (frvbf_cr_logic): New function.
2923 (cr_ops,cr_result,cr_logic): New table.
2924 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2925
29261999-05-25 Dave Brolley <brolley@cygnus.com>
2927
2928 * frv.c (frvbf_h_spr_get_handler): Add support for TBR and PSR.
2929 (frvbf_h_spr_set_handler): Add support for TBR and PSR.
2930 (frv_psr_get_handler): New function.
2931 (frv_psr_set_handler): New function.
2932 (frv_tbr_get_handler): New function.
2933 (frv_tbr_set_handler): New function.
2934 (frvbf_h_ccr_get_handler): Add support for fCC.
2935 (frvbf_h_ccr_set_handler): Add support for fCC.
2936 * frv-sim.h (frv_psr_get_handler): New function.
2937 (frv_psr_set_handler): New function.
2938 (frv_tbr_get_handler): New function.
2939 (frv_tbr_set_handler): New function.
2940 * traps.c (frv_software_interrupt): Implement.
2941 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2942
2943Thu May 20 16:39:27 1999 Dave Brolley <brolley@cygnus.com>
2944
2945 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2946
29471999-05-18 Dave Brolley <brolley@cygnus.com>
2948
2949 * frv.c: (frvbf_set_icc_for_shift_left): New function.
2950 (frvbf_set_icc_for_shift_right): New function.
2951 * frv-sim.h (frvbf_set_icc_for_shift_left): New function.
2952 (frvbf_set_icc_for_shift_right): New function.
2953 (SETMEMSF): New Macro.
2954 (SETMEMDF): New Macro.
2955 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2956
2957Thu May 13 17:14:49 1999 Dave Brolley <brolley@cygnus.com>
2958
2959 * frv.c (frvbf_h_ccr_get_handler): New function.
2960 (frvbf_h_ccr_set_handler): New function.
2961 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2962
2963Tue May 11 16:13:15 1999 Dave Brolley <brolley@cygnus.com>
2964
2965 * frv-sim.h (frvbf_h_spr_get_handler,frvbf_h_spr_set_handler,
2966 frvbf_h_isr_get_handler, frvbf_h_isr_set_handler): New functions.
2967 * frv.c: Likewise.
2968 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2969
29701999-05-10 Dave Brolley <brolley@cygnus.com>
2971
2972 * cpu.h,cpu.c,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2973
2974Thu May 6 16:48:21 1999 Dave Brolley <brolley@cygnus.com>
2975
2976 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2977 * frv-sim.h (TRAP_SYSCALL): Define as 0x80.
2978
2979Wed May 5 11:52:24 1999 Dave Brolley <brolley@cygnus.com>
2980
2981 * traps.c (frv_software_interrupt): New function.
2982 (frv_itrap): New function.
2983 * frv-sim.h (TRAP_SYSCALL): define as 0.
2984 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2985
2986Mon May 3 13:49:21 1999 Dave Brolley <brolley@cygnus.com>
2987
2988 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2989
2990Thu Apr 29 17:37:06 1999 Dave Brolley <brolley@cygnus.com>
2991
2992 * Directory created.
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