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gdb: ppc: drop unnecessary sim file check
[deliverable/binutils-gdb.git] / sim / frv / ChangeLog
CommitLineData
5e744ef8
MF		 12015-12-27 Mike Frysinger <vapier@gentoo.org>
2
3 * Makefile.in (SIM_OBJS): Delete sim-hload.o.
4
1b393626
MF		 52015-12-26 Mike Frysinger <vapier@gentoo.org>
6
7 * config.in, configure: Regenerate.
8
0e967299
MF		 92015-12-26 Mike Frysinger <vapier@gentoo.org>
10
11 * sim-if.c (sim_create_inferior): Replace old #if 0 code with dupargv.
12
20231457
MF		 132015-12-25 Mike Frysinger <vapier@gentoo.org>
14
15 * devices.c: Delete file.
16 * frv-sim.h (MCCR_ADDR, MCCR_CP, MCCR_CM0, MCCR_CM1, frv_devices,
17 struct _device): Delete.
18 * Makefile.in (SIM_OBJS): Delete devices.o.
19 * sim-if.c (sim_open): Delete #if 0 code.
20 * tconfig.h: Delete file.
21
0d585950
MF		 222015-12-25 Mike Frysinger <vapier@gentoo.org>
23
24 * Makefile.in (SIM_OBJS): Delete sim-model.o.
25 * tconfig.h (SIM_HAVE_MODEL): Delete.
26
8a0ebee6
MF		 272015-12-25 Mike Frysinger <vapier@gentoo.org>
28
29 * arch.c: Rename MACH to SIM_MACH.
30 * cpuall.h: Likewise.
31 * model.c: Rename MACH to SIM_MACH, MACH_IMP_PROPERTIES to
32 SIM_MACH_IMP_PROPERTIES, and MODEL to SIM_MODEL.
33
f0c1b768
MF		 342015-12-25 Mike Frysinger <vapier@gentoo.org>
35
36 * sim-main.h (WITH_SCACHE_PBB): Move from ...
37 * tconfig.h (WITH_SCACHE_PBB): ... here.
38
42a3af56
MF		 392015-12-25 Mike Frysinger <vapier@gentoo.org>
40
41 * devices.c (device_error): Delete.
42
26936211
MF		 432015-12-24 Mike Frysinger <vapier@gentoo.org>
44
45 * tconfig.h (SIM_HANDLES_LMA): Delete.
46
cec19744
MF		 472015-12-24 Mike Frysinger <vapier@gentoo.org>
48
49 * tconfig.h (SIM_HAVE_BREAKPOINTS, SIM_BREAKPOINT,
50 SIM_BREAKPOINT_SIZE): Delete.
51 * traps.c [SIM_HAVE_BREAKPOINTS] (frv_itrap): Delete sim breakpoint
52 code.
53 [SIM_HAVE_BREAKPOINTS] (frv_break): Likewise.
54
84e8e361
MF		 552015-12-24 Mike Frysinger <vapier@gentoo.org>
56
57 * tconfig.h (WITH_WATCHPOINTS): Delete.
58
b1af9473
MF		 592015-12-24 Mike Frysinger <vapier@gentoo.org>
60
61 * tconfig.h (SIM_HAVE_MEM_SIZE): Delete.
62
797eee42
MF		 632015-11-15 Mike Frysinger <vapier@gentoo.org>
64
65 * Makefile.in (SIM_OBJS): Delete sim-reason.o, sim-reg.o, and
66 sim-stop.o.
67
6e4f085c
MF		 682015-11-14 Mike Frysinger <vapier@gentoo.org>
69
70 * interp.c (sim_close): Rename to ...
71 (frv_sim_close): ... this. Delete calls to frv_cgen_cpu_close and
72 sim_module_uninstall.
73 * sim-main.h (frv_sim_close): Declare.
74 (SIM_CLOSE_HOOK): Define.
75
8d0978fb
MF		 762015-06-23 Mike Frysinger <vapier@gentoo.org>
77
78 * configure.ac (AC_ARG_ENABLE(sim-trapdump)): Call AS_HELP_STRING.
79 * configure: Regenerate.
80
a3487082
MF		 812015-06-12 Mike Frysinger <vapier@gentoo.org>
82
83 * configure: Regenerate.
84
306f4178
MF		 852015-06-12 Mike Frysinger <vapier@gentoo.org>
86
87 * configure: Regenerate.
88
db7858e2
MF		 892015-06-12 Mike Frysinger <vapier@gentoo.org>
90
91 * decode.c (frvbf_decode): Change TRACE_EXTRACT to CGEN_TRACE_EXTRACT.
92 * mloop.in (execute): Change TRACE_INSN_INIT to CGEN_TRACE_INSN_INIT,
93 TRACE_INSN to CGEN_TRACE_INSN, and TRACE_INSN_FINI to CGEN_TRACE_INSN_FINI.
94 * sem.c: Rename TRACE_RESULT to CGEN_TRACE_RESULT.
95
66a19e2f
MF		 962015-06-11 Mike Frysinger <vapier@gentoo.org>
97
98 * sim-main.h (WITH_TRACE): Delete.
99
e8d3a34f
MF		 1002015-04-18 Mike Frysinger <vapier@gentoo.org>
101
102 * sim-main.h (USING_SIM_BASE_H): Delete.
103
20bca71d
MF		 1042015-04-18 Mike Frysinger <vapier@gentoo.org>
105
106 * sim-main.h (_sim_cpu, SIM_CPU): Delete.
107
7e83aa92
MF		 1082015-04-18 Mike Frysinger <vapier@gentoo.org>
109
110 * sim-main.h (sim_cia): Delete.
111 (frv_sim_engine_halt_hook): Move below includes.
112
034685f9
MF		 1132015-04-17 Mike Frysinger <vapier@gentoo.org>
114
115 * sim-main.h (CIA_GET, CIA_SET): Delete.
116 * traps.c (frv_sim_engine_halt_hook): Change CIA_SET to CPU_PC_SET.
117
78e9aa70
MF		 1182015-04-15 Mike Frysinger <vapier@gentoo.org>
119
120 * Makefile.in (SIM_OBJS): Delete sim-cpu.o.
121 * sim-main.h (STATE_CPU): Delete.
122
f95f4ed2
MF		 1232015-04-15 Mike Frysinger <vapier@gentoo.org>
124
125 * sim-main.h (struct sim_state): Change cpu to an array of pointers.
126 (STATE_CPU): Handle WITH_SMP.
127
bf12d44e
MF		 1282015-04-13 Mike Frysinger <vapier@gentoo.org>
129
130 * configure: Regenerate.
131
122bbfb5
MF		 1322015-04-06 Mike Frysinger <vapier@gentoo.org>
133
134 * Makefile.in (SIM_OBJS): Delete sim-engine.o and sim-hrw.o.
135
aadc9410
MF		 1362015-03-31 Mike Frysinger <vapier@gentoo.org>
137
138 * config.in, configure: Regenerate.
139
30452bbe
MF		 1402015-03-24 Mike Frysinger <vapier@gentoo.org>
141
142 * configure: Regenerate.
143
97f478c5
MF		 1442015-03-24 Mike Frysinger <vapier@gentoo.org>
145
146 * configure: Regenerate.
147
64dd13df
MF		 1482015-03-23 Mike Frysinger <vapier@gentoo.org>
149
150 * configure: Regenerate.
151
c906b4b5
MF		 1522015-03-23 Mike Frysinger <vapier@gentoo.org>
153
154 * devices.c: Delete dv-sockser.h include.
155 (device_io_read_buffer): Delete uart code.
156 (device_io_write_buffer): Likewise.
157
49cd1634
MF		 1582015-03-23 Mike Frysinger <vapier@gentoo.org>
159
160 * configure: Regenerate.
161
ae7d0cac
MF		 1622015-03-16 Mike Frysinger <vapier@gentoo.org>
163
164 * aclocal.m4, config.in, configure: Regenerate.
165 * tconfig.in: Rename file ...
166 * tconfig.h: ... here.
167
8406bb59
MF		 1682015-03-15 Mike Frysinger <vapier@gentoo.org>
169
170 * tconfig.in [HAVE_DV_SOCKSER]: Delete.
171
465fb143
MF		 1722015-03-14 Mike Frysinger <vapier@gentoo.org>
173
174 * Makefile.in (SIM_RUN_OBJS): Delete.
175
105dd264
HPN		 1762014-08-23 Hans-Peter Nilsson <hp@axis.com>
177
178 * configure.ac: Default simulator hardware to off again. Remove
179 dead frv_extra_objs substitution.
180 * configure: Regenerate.
181 * Makefile.in: Remove unused frv_extra_objs.
182
2974be62
AM		 1832014-08-19 Alan Modra <amodra@gmail.com>
184
185 * configure: Regenerate.
186
faa743bb
RM		 1872014-08-15 Roland McGrath <mcgrathr@google.com>
188
189 * configure: Regenerate.
190 * config.in: Regenerate.
191
bf3d9781
AM		 1922013-09-23 Alan Modra <amodra@gmail.com>
193
194 * configure: Regenerate.
195
31e6ad7d
MF		 1962013-06-03 Mike Frysinger <vapier@gentoo.org>
197
198 * aclocal.m4, configure: Regenerate.
199
73e76d20
MF		 2002013-03-30 Joel Sherrill <joel.sherrill@oarcorp.com>
201 Mike Frysinger <vapier@gentoo.org>
202
203 * configure.ac: Add frv_extra_objs. Change simulator hardware
204 from always on to defaulting to yes it is enabled.
205 * Makefile.in: Conditionalize reference to dv-sockser.o.
206 * configure: Regenerated.
207
1517bd27
MF		 2082013-03-26 Mike Frysinger <vapier@gentoo.org>
209
210 * configure: Regenerate.
211
94c63d78
JS		 2122013-03-23 Joel Sherrill <joel.sherrill@oarcorp.com>
213
214 * configure.ac: Fail if dv-sockser.o not available.
215 Error when --disable-sim-hardware is specified.
216 * configure: Regenerated.
217
5f3ef9d0
JB		 2182012-06-15 Joel Brobecker <brobecker@adacore.com>
219
220 * config.in, configure: Regenerate.
221
2232061b
MF		 2222012-03-24 Mike Frysinger <vapier@gentoo.org>
223
224 * aclocal.m4, config.in, configure: Regenerate.
225
db2e4d67
MF		 2262011-12-03 Mike Frysinger <vapier@gentoo.org>
227
228 * aclocal.m4: New file.
229 * configure: Regenerate.
230
9c082ca8
MF		 2312011-10-17 Mike Frysinger <vapier@gentoo.org>
232
233 * configure.ac: Change include to common/acinclude.m4.
234
6ffe910a
MF		 2352011-10-17 Mike Frysinger <vapier@gentoo.org>
236
237 * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
238 call. Replace common.m4 include with SIM_AC_COMMON.
239 * configure: Regenerate.
240
2419798b
MF		 2412011-07-05 Mike Frysinger <vapier@gentoo.org>
242
243 * sim-if.c (sim_do_command): Delete.
244
f9bdfd29
MF		 2452010-04-21 Mike Frysinger <vapier@gentoo.org>
246
247 * profile.c (sim_profile_print_bar): Add cpu argument.
248
fb0cc53e
MF		 2492010-03-30 Mike Frysinger <vapier@gentoo.org>
250
251 * devices.c (device_error): Add const to message.
252
c5351010
DE		 2532010-02-12 Doug Evans <dje@sebabeach.org>
254
255 * decode.c, * decode.h: Regenerate.
256
2310652a
DE		 2572010-02-11 Doug Evans <dje@sebabeach.org>
258
259 * cpu.h, * decode.c, * model.c, * sem.c: Regenerate.
260
d2c7a1a6
DE		 2612010-01-24 Doug Evans <dje@sebabeach.org>
262
263 * sem.c: Regenerate.
264
3725885a
RW		 2652010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
266
267 * configure: Regenerate.
268
0f51e9bf
DE		 2692010-01-02 Doug Evans <dje@sebabeach.org>
270
271 * arch.c, * arch.h, * cpu.c, * cpu.h, * cpuall.h, * decode.c,
272 * decode.h, * model.c, * sem.c: Regenerate, update copyright year.
273
197fa1aa
DE		 2742009-11-22 Doug Evans <dje@sebabeach.org>
275
276 * cpu.h: Regenerate.
277 * cpuall.h: Regenerate.
278 * decode.c: Regenerate.
279 * decode.h: Regenerate.
280
b29791a8
DE		 2812009-11-03 Doug Evans <dje@sebabeach.org>
282
283 * arch.c: Regenerate.
284 * arch.h: Regenerate.
285 * cpu.c: Regenerate.
286 * cpu.h: Regenerate.
287 * cpuall.h: Regenerate.
288 * decode.c: Regenerate.
289 * decode.h: Regenerate.
290 * model.c: Regenerate.
291 * sem.c: Regenerate.
292
d6416cdc
RW		 2932009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
294
81ecdfbb
RW		 295 * config.in: Regenerate.
296 * configure: Likewise.
297
d6416cdc
RW		 298 * configure: Regenerate.
299
7b1a2840
HPN		 3002009-01-07 Hans-Peter Nilsson <hp@axis.com>
301
302 * sem.c: Regenerate.
303
bce3bbcb
HPN		 3042008-12-23 Hans-Peter Nilsson <hp@axis.com>
305
306 * arch.c, arch.h, cpu.c, cpu.h, cpuall.h, decode.c, decode.h,
307 model.c, sem.c: Regenerate.
308
b5bd9624
HPN		 3092008-07-11 Hans-Peter Nilsson <hp@axis.com>
310
311 * configure: Regenerate to track ../common/common.m4 changes.
312 * config.in: Ditto.
313
6efef468 3142008-06-06 Vladimir Prus <vladimir@codesourcery.com>
72f4393d
L		 315 Daniel Jacobowitz <dan@codesourcery.com>
316 Joseph Myers <joseph@codesourcery.com>
6efef468
JM		 317
318 * configure: Regenerate.
319
b1bfc053
HPN		 3202006-12-21 Hans-Peter Nilsson <hp@axis.com>
321
322 * config.in: Regenerate.
323
e85e3205
RE		 3242006-06-13 Richard Earnshaw <rearnsha@arm.com>
325
326 * configure: Regenerated.
327
2f0122dc
DJ		 3282006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
329
330 * configure: Regenerated.
331
20e95c23
DJ		 3322006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
333
334 * configure: Regenerated.
335
79e59fe6
DB		 3362005-10-28 Dave Brolley <brolley@redhat.com>
337
338 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
72f4393d 339
79e59fe6
DB		 340 Contribute the following changes:
341 2003-09-29 Dave Brolley <brolley@redhat.com>
342
343 * frv-sim.h: Use CGEN_ATTR_VALUE_ENUM_TYPE in place of
344 CGEN_ATTR_VALUE_TYPE.
345 * mloop.in: Ditto.
346 * pipeline.c: Ditto.
347 * traps.c: Ditto.
348
2b193c4a
MK		 3492005-03-23 Mark Kettenis <kettenis@gnu.org>
350
351 * configure: Regenerate.
352
35695fd6
AC		 3532005-01-14 Andrew Cagney <cagney@gnu.org>
354
355 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
356 explicit call to AC_CONFIG_HEADER.
357 * configure: Regenerate.
358
f0569246
AC		 3592005-01-12 Andrew Cagney <cagney@gnu.org>
360
361 * configure.ac: Update to use ../common/common.m4.
362 * configure: Re-generate.
363
38f48d72
AC		 3642005-01-11 Andrew Cagney <cagney@localhost.localdomain>
365
366 * configure: Regenerated to track ../common/aclocal.m4 changes.
367
b7026657
AC		 3682005-01-07 Andrew Cagney <cagney@gnu.org>
369
370 * configure.ac: Rename configure.in, require autoconf 2.59.
371 * configure: Re-generate.
372
379832de
HPN		 3732004-12-08 Hans-Peter Nilsson <hp@axis.com>
374
375 * configure: Regenerate for ../common/aclocal.m4 update.
376
45aa12b4
RS		 3772004-08-27 Richard Sandiford <rsandifo@redhat.com>
378
379 * cpu.[ch], arch.[ch], decode.[ch]: Regenerated.
380 * cpuall.h, model.c, sem.c: Regenerated.
381
676a64f4
RS		 3822004-03-01 Richard Sandiford <rsandifo@redhat.com>
383
384 * Makefile.in (SIM_OBJS): Add profile-fr450.o.
385 (profile-fr450.o): New dependency.
386 (stamp-cpu): Add fr450 to the list of machs.
387 * sim-frv.h (SPR_IS_ACC): New macro.
388 (H_SPR_ACC4, H_SPR_ACC63, H_SPR_ACCG4, H_SPR_ACCG63): Delete.
389 * cache.c (frv_cache_init, non_cache_access): Handle bfd_mach_fr450.
390 * frv.c (check_register_alignment, check_fr_register_alignment)
391 (check_memory_alignment, do_media_average): Likewise.
392 (frvbf_clear_accumulators): Likewise. Use a mask of valid registers
393 rather than a consecutive range.
394 * interrupts.c (frv_queue_illegal_instruction_interrupt)
395 (frv_queue_non_implemented_instruction_interrupt): Handle
396 bfd_mach_fr450.
397 * memory.c (check_data_read_address, check_readwrite_address)
398 (check_insn_read_address, check_write_address): Likewise.
399 * mloop.in (@cpu@_simulate_insn_prefetch): Likewise.
400 * profile.c (reset_gr_flags, reset_fr_flags, reset_acc_flags)
401 (frvbf_model_insn_before, frvbf_model_insn_after): Likewise.
402 * profile-fr450.c: New file.
403 * registers.c (fr450_spr): New array.
404 (frv_register_control_init): Check its size. Use it for fr450.
405 (frv_check_register_access): Handle bfd_mach_fr450.
406 (frv_check_spr_read_access): Likewise. Generalize accumulator check.
407 * traps.c (frv_core_signal, frvbf_media_cr_not_aligned): Likewise.
408 (frvbf_media_acc_not_aligned): Likewise.
409 (frvbf_media_register_not_aligned): Likewise.
410 * arch.c: Regenerate.
411 * arch.h: Regenerate.
412 * cpu.h: Regenerate.
413 * cpuall.h: Regenerate.
414 * decode.h: Regenerate.
415 * model.c: Regenerate.
416
c7a48b9a
RS		 4172004-03-01 Richard Sandiford <rsandifo@redhat.com>
418
419 * cache.c (frv_cache_init): Change fr400 cache statistics to match
420 the fr405.
421 (non_cache_access): Add missing breaks.
422 * interrupts.c (set_exception_status_registers): Always set EAR15
423 for data_access_errors.
424 * memory.c (fr400_check_write_address): Remove redundant alignment
425 check.
426 * model.c: Regenerate.
427
8b73069f
RS		 4282004-03-01 Richard Sandiford <rsandifo@redhat.com>
429
430 * frv.c (frvbf_iacc_cut): Rework, taking rounding into account.
431
8ae0baa2
RS		 4322004-03-01 Richard Sandiford <rsandifo@redhat.com>
433
434 * decode.c, decode.h, model.c, sem.c: Regenerate.
435
d74c4203
KB		 4362003-11-24 Kevin Buettner <kevinb@redhat.com>
437
438 * frv-sim.h (GR_REGNUM_MAX, FR_REGNUM_MAX, PC_REGNUM, SPR_REGNUM_MIN)
439 (SPR_REGNUM_MAX): Delete.
440 * frv.c (gdb/sim-frv.h): Include.
441 (frvbf_fetch_register, frvbf_store_register): Use register number
442 constants from gdb/sim-frv.h. Check availability of general
443 purpose and float registers.
444
0b01870b
DB		 4452003-11-03 Dave Brolley <brolley@redhat.com>
446
447 * cache.c (address_interference): Check for higher priority requests
448 in the same pipeline.
449
9a29f3ca
DB		 4502003-10-31 Dave Brolley <brolley@redhat.com>
451
162cec1b 452 * frv-sim.h (LR_REGNUM): Removed.
073926e5 453 (SPR_REGNUM_MIN,SPR_REGNUM_MAX): New macros.
9a29f3ca 454 * frv.c (frvbf_fetch_register): Fetch SPR registers based on
073926e5 455 SPR_REGNUM_MIN and SPR_REGNUM_MAX. Check whether SPRs are implemented.
9a29f3ca
DB		 456 Return 0 for an unimplemented register. Return the length of the data
457 for an implemented register.
458 (frvbf_store_register): Ditto.
459
fc0a2244
AC		 4602003-10-30 Andrew Cagney <cagney@redhat.com>
461
462 * traps.c: Replace "struct symbol_cache_entry" with "struct
463 bfd_symbol".
464
29a79ca0
DB		 4652003-10-10 Dave Brolley <brolley@redhat.com>
466
467 * cpu.h, sem.c: Regenerate.
468
e930b1f5
DB		 4692003-10-06 Dave Brolley <brolley@redhat.com>
470
471 * profile-fr550.[ch]: New files.
472 * configure.in: Move frv handling to alphabetically correct placement.
473 * Makefile.in: Add fr550 support.
474 * frv-sim.h,frv.c,interrups.c,memory.c,mloop.in,pipeline.c,
475 profile.[ch],registers.c,traps.c: Add fr550 support.
476 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
477 Regenerate.
478
22f367a7
DB		 4792003-09-25 Dave Brolley <brolley@redhat.com>
480
481 * reset.c (frv_initialize): Call frv_register_control_init first.
482
1c453cd6
DB		 4832003-09-24 Dave Brolley <brolley@redhat.com>
484
485 * profile.h (update_FR_ptime): New prototype.
486 (update_FRdouble_ptime): Ditto.
487 (update_SPR_ptime): Ditto.
488 (increase_ACC_busy): Ditto.
489 (enforce_full_acc_latency): Ditto.
490 (post_wait_for_SPR): Ditto.
491 * profile.c (update_FR_ptime): Moved here from profile-fr500.c.
492 (update_FRdouble_ptime): Ditto.
493 (update_SPR_ptime): New function.
494 (increase_ACC_busy): Ditto.
495 (enforce_full_acc_latency): Ditto.
496 (vliw_wait_for_fdiv_resource): Correct resource name.
497 (vliw_wait_for_fsqrt_resource): Ditto.
498 (post_wait_for_SPR): New function.
499 * profile-fr500.c (frvbf_model_fr500_u_commit): New function.
500 (frvbf_model_fr500_u_gr2fr): Pass out_FRk as output register to
501 adjust_float_register_busy.
502 (frvbf_model_fr500_u_gr_load): Record latency of SPR registers.
503 (frvbf_model_fr500_u_fr_load): Wait for and record latency of SPR
504 registers.
505 (frvbf_model_fr500_u_float_arith): Ditto.
506 (frvbf_model_fr500_u_float_dual_arith): Ditto.
507 (frvbf_model_fr500_u_float_div): Ditto.
508 (frvbf_model_fr500_u_float_sqrt): Ditto.
509 (frvbf_model_fr500_u_float_convert): Ditto.
510 (update_FR_ptime): Moved to profile.c
511 (update_FRdouble_ptime): Moved to profile.c
512 * profile-fr400.c (update_FR_ptime): Removed. Identical to functions
513 for other machines.
514 (update_FRdouble_ptime): Ditto.
515 * arch.h,cpu.h,sem.c,decode.[ch],model.c,sem.c: Regenerated.
516
153431d6
DB		 5172003-09-12 Dave Brolley <brolley@redhat.com>
518
519 * registers.c (frv_check_spr_read_access): Check for access to
520 ACC4-ACC63 and ACCG4-ACCG63.
521 * profile.h (frv-desc.h): #include it.
522 (spr_busy): New member of FRV_PROFILE_STATE.
523 (spr_latency): Ditto.
524 (GNER_FOR_GR): New macro.
525 (FNER_FOR_FR): New maccro.
526 (update_SPR_latency): New function.
527 (vliw_wait_for_SPR): New function.
93938d47 528 * profile.c (update_latencies): Update SPR latencies.
153431d6
DB		 529 (update_target_latencies): Ditto.
530 (update_SPR_latency): New function.
531 (vliw_wait_for_SPR): New function.
532 * profile-fr500.c (frvbf_model_fr500_u_idiv): Record GNER latency.
533 (frvbf_model_fr500_u_trap): Removed unused variable, ps.
534 (frvbf_model_fr500_u_check): Ditto.
535 (frvbf_model_fr500_u_clrgr): New unit modeller for fr500.
536 (frvbf_model_fr500_u_clrfr): Ditto.
537 (frvbf_model_fr500_u_spr2gr): Wait for SPR.
538 (frvbf_model_fr500_u_gr2spr): Ditto.
539 * frv-sim.h (H_SPR_ACC4): New macro.
540 (H_SPR_ACCG4): New macro;
541 (H_SPR_ACC0): Removed.
542 (H_SPR_ACCG0): Removed.
543 * arch.h,model.c,sem[ch],decode.[ch]: Regenerated.
544
ba9c4053
DB		 5452003-09-10 Dave Brolley <brolley@redhat.com>
546
547 * profile.c (slot_names): FM1 was listed twice. Changed first
548 instance to FM0. Added IALL, FMALL and FMLOW.
549 (print_parallel): Don't examine slots with no insns.
550
f9e18f5a
DB		 5512003-09-09 Dave Brolley <brolley@redhat.com>
552
553 * frv.c (do_media_average): Select machine using a switch.
554
d89a78b6
DB		 5552003-09-08 Dave Brolley <brolley@redhat.com>
556
557 On behalf of Doug Evans <dje@sebabeach.org>
558 * Makefile.in (stamp-arch,stamp-cpu): Pass archfile to cgen.
559 Remove copying of .cpu file to cgen/cpu, no longer needed.
560
d03ea14f
DB		 5612003-09-03 Dave Brolley <brolley@redhat.com>
562
563 * cpu.h, model.c, sem.c, decode.h, decode.c: Regenerated.
564
e8d2f504
DB		 5652003-08-29 Dave Brolley <brolley@redhat.com>
566
567 * Makefile.in (stamp-arch): Copy frv.cpu from $(srcdir)../../cpu
568 temporarily when regenerating files.
569 (stamp-cpu): Ditto.
570
b34f6357
DB		 5712003-08-20 Micheal Snyder <msnyder@redhat.com>
572
573 * All generated files: Regenerate.
574
5752001-10-11 Dave Brolley <brolley@redhat.com>
576
577 * cpu.h,decode.c,decode.h,sem.c: Regenerate.
578
5792001-10-09 Dave Brolley <brolley@redhat.com>
580
581 * traps.c (frv_rett): Halt if PSR.S and PSR.ET are both set or both
582 not set.
583 * reset.c (frv_hardware_reset): Invalidate both caches.
584 * registers.c: Update init, reset and read-only masks for all registers
585 on all machines.
586 * profile.h (cur_gr_complex): New field of FRV_PROFILE_STATE
587 (prev_gr_complex): New field of FRV_PROFILE_STATE
588 (set_use_is_gr_complex): New function.
589 (set_use_not_gr_complex): New function.
590 (use_is_gr_complex): New function.
591 (decrease_GR_busy): New function.
592 * profile.c (reset_gr_flags): New function.
593 (reset_cc_flags): New function.
594 (set_use_is_gr_complex): New function.
595 (set_use_not_gr_complex): New function.
596 (use_is_gr_complex): New function.
597 (update_latencies): Reset gr and cc flags when latency reaches 0.
598 (decrease_GR_busy): New function.
599 * profile-fr400.h (fr500_reset_acc_flags): Removed.
600 (fr500_reset_cc_flags): New function.
601 * profile-fr500.c (frvbf_model_fr400_u_*): Reflect latencies from fr500
602 LSI version 1.41.
603 * profile-fr400.h (fr400_reset_gr_flags): New function.
604 (fr400_reset_fr_flags): New function.
605 (fr400_reset_acc_flags): New function.
606 * profile-fr400.c (set_use_not_media_p4): New function.
607 (set_use_not_media_p6): New function.
608 (set_acc_use_not_media_p2): New function.
609 (set_acc_use_not_media_p4): New function.
610 (fr400_reset_gr_flags): New function.
611 (fr400_reset_fr_flags): New function.
612 (fr400_reset_acc_flags): New function.
613 (frvbf_model_fr400_u_*): Reflect latencies from fr400 LSI version 1.1.
614 (frvbf_model_fr400_u_media_hilo): New function.
615 * pipeline.c (frv_vliw_setup_insn): Don't clear MSR0.MTT.
616 * memory.c (fr400_check_data_read_address): Check address range only
617 for double word loads. Don't check alignment here.
618 (fr400_check_readwrite_address): New function.
619 (fr500_check_readwrite_address): New function.
620 (check_readwrite_address): New function.
621 (fr500_check_insn_read_address): Correct address ranges.
622 (frvbf_read_mem_*): Check address range here.
623 (frv_address_forbidden): Removed.
624 (fr400_check_write_address): New function.
625 (check_write_address): New function.
626 (frvbf_write_mem_*): Don't check address range here.
627 (frvbf_mem_set_*): Check address range here.
628 * interrupts.c (frv_queue_data_access_error_interrupt): Now takes an
629 address as second argument.
630 (frv_queue_data_access_exception_interrupt): New function.
631 (frv_queue_illegal_instruction_interrupt): Generate fp_exception for
632 media insns on fr400.
633 (frv_queue_non_implemented_instruction_interrupt): Generate mp_exception
634 for media insns on fr400.
635 (frv_detect_insn_access_interrupts): Don't check for illegal addresses
636 of insns here. Check for MTRAP insn if PSR.EM is not set.
637 (frv_set_mp_exception_registers): Only set MSR0.MTT if it is not already
638 set.
639 (set_exception_status_registers): Do not always set EPCR. Set EAR for
640 data_acess_error only if not fr400.
641 * frv.c (do_media_average): New function.
642 (frvbf_media_average): New function.
643 (frvbf_insn_cache_invalidate): Check for illegal invocation.
644 (frvbf_data_cache_invalidate): Ditto.
645 (frvbf_data_cache_flush): Ditto.
646 * frv-sim.h (GET_FSR_QNE): New macro.
647 (frv_msr_mtt): Remove MTT_SEQUENCE_ERROR.
648 (GET_MSR_SRDAV): New macro.
649 (GET_MSR_RDAV): New macro.
650 (GET_MSR_RD): New macro.
651 (frv_queue_data_access_error_interrupt): Now takes an address as second
652 argument.
653 (frv_address_forbidden): Removed.
654 * cache.c (non_cache_access): Correct address ranges. Now takes cache
655 as first argument.
656 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
657
6582001-08-20 Dave Brolley <brolley@redhat.com>
659
660 * sim-main.h (_sim_cpu): New field 'elf_flags'.
661 * sim-if.c (sim_open): Extract the elf_flags from the input file and
662 save them with each cpu.
663 * mloop.in (main loop): Pass elf flags to frv_vliw_reset. Set
664 last_insn_p before executing the insn.
665 * cache.c (frv_cache_invalidate): Flush scache if this is the cpu's
666 insn cache.
667 (frv_cache_invalidate_all): Ditto.
668
6692001-08-20 Richard Sandiford <rsandifo@redhat.com>
670
671 * traps.c (syscall_read_mem): Flush the data cache before reading.
672 (syscall_write_mem): Flush the data cache before writing.
673 Invalidate both caches.
674
6752001-07-05 Ben Elliston <bje@redhat.com>
676
677 * Makefile.in (stamp-arch): Use $(CGEN_CPU_DIR).
678 (stamp-cpu): Likewise.
679
6802001-05-23 Dave Brolley <brolley@redhat.com>
681
682 * profile-fr400.c (acc_use_is_media_p2): New function.
683 (frvbf_model_fr400_u_media_2): Account for latency of output
684 accumulators.
685 (frvbf_model_fr400_u_media_2_quad): Ditto.
686 (frvbf_model_fr400_u_media_2_acc): New function.
687 (frvbf_model_fr400_u_media_2_acc_dual): New function.
688 (frvbf_model_fr400_u_media_2_add_sub): New function.
689 (frvbf_model_fr400_u_media_2_add_sub_dual): New function.
690 (frvbf_model_fr400_u_media_3_dual): New function.
691 (frvbf_model_fr400_u_media_4_acc_dual): New function.
692 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
693
6942001-05-15 Dave Brolley <brolley@redhat.com>
695
696 * registers.c (fr400_spr): Enable write access to HSR0.CBM.
697 * profile.h (FRV_PROFILE_STATE): New field 'all_cache_entries'.
698 * profile.c (CACHE_QUEUE_ELEMENT): New 'all' field.
699 (request_cache_flush): Save 'all' argument.
700 (request_cache_invalidate): Save all_cache_entries from profile state
701 to 'all' field of the request.
702 (submit_cache_request): Pass the 'all' field of the request to
703 frv_cache_request_invalidate.
704 * frv.c (frv_insn_cache_invalidate): Add new 'all' parameter. Perform
705 operation even if HSR0.ICE is not set.
706 (frv_data_cache_invalidate): Add new 'all' parameter. Perform
707 operation even if HSR0.DCE is not set.
708 (frv_data_cache_flush): Ditto.
709 * frv-sim.h (frv_insn_cache_invalidate): Add new 'all' parameter.
710 (frv_data_cache_invalidate): Add new 'all' parameter.
711 (frv_data_cache_flush): Add new 'all' parameter.
712 * cache.h (FRV_CACHE_INVALIDATE_REQUEST): Add new 'all' field.
713 (frv_cache_request_invalidate): Add new 'all' parameter.
714 * cache.c (frv_cache_request_invalidate): Add new 'all' parameter. Save
715 its value in the invalidate request.
716 (address_interference): Accept the value '-1' for the address argument
717 to mean 'any address'.
718 (handle_req_invalidate): Handle request to invalidate all cache lines.
719 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
720
7212001-05-14 Dave Brolley <brolley@redhat.com>
722
723 * profile.h (past_first_p): New field of profiling state.
724 (branch_penalty): Ditto.
725 (branch_hint): Ditto.
726 (update_branch_penalty): New function.
727 * profile.c (frvbf_model_insn_after): Reset past_first_p and
728 branch_address fields of the profiling state.
729 (frvbf_model_branch): New function.
730 (update_branch_penalty): New function.
731 * profile-fr500.c (frvbf_model_fr500_u_branch): Remove ICCi_3 and
732 FCCi_3 inputs.
733 (frvbf_model_fr500_u_trap): New function.
734 (frvbf_model_fr500_u_check): New function.
735 (frvbf_model_fr500_u_media_dual_htob): post-processing latency is 3
736 cycles.
737 * profile-fr400.c (frvbf_model_fr400_u_branch): Set branch penalties
738 as documented in the fr400 LSI. Remove ICCi_3 and FCCi_3 inputs.
739 (frvbf_model_fr400_u_media_dual_expand): Check resource usage as
740 documented in teh fr400 LSI.
741 (frvbf_model_fr400_u_media_dual_htob): Ditto.
742 (frvbf_model_fr400_u_media_dual_unpack): Removed.
743 (frvbf_model_fr500_u_trap): New function.
744 (frvbf_model_fr500_u_check): New function.
745 * mloop.in (simulate_dual_insn_prefetch): New function.
746 (@cpu@_simulate_insn_prefetch): Call simulate_dual_insn_prefetch with
747 arguments for each machine type.
748 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
749
7502001-05-09 Dave Brolley <brolley@redhat.com>
751
752 * Makefile.in (profile.o): Add profile-fr400.h as a dependency.
753 (profile-fr400.o): New target.
754 * profile.c: New file.
755 * profile.h: New file.
756 * profile-fr400.c: New file.
757 * profile-fr400.h: New file.
758 * profile-fr500.c: New file.
759 * profile-fr500.h: New file.
760 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
761
7622001-05-02 Dave Brolley <brolley@redhat.com>
763
764 * sim-main.h (profile.h): #include it.
765 (CPU_PROFILE_STATE): New macro.
766 (profile_state): New frv specific cpu field.
767 * reset.c (frv_initialize): insn_fetch_address and branch_address now
768 part of global profiling state.
769 * Makefile.in (SIM_OBJS): Add profile.o and profile-fr500.o.
770 (SIM_EXTRA_DEPS): Add profile.h.
771 (registers.o): Correct name of source file.
772 (profile.o): New target.
773 (profile-fr500.o): New target.
774 * frv-sim.h: Move profile related data structures to profile.h.
775 * frv.c: Move fr500 specific functions to profile-fr500.c.
776 * cpu.h: Regenerated.
777
7782001-04-27 Dave Brolley <brolley@redhat.com>
779
780 * sim-main.h (CPU_PIPELINE): Renamed to CPU_VLIW.
781 * interrupts.c: Rename FRV_PIPELINE to FRV_VLIW.
782 Rename pipeline to vliw. Rename CPU_PIPELINE to CPU_VLIW.
783 Rename PIPE_* to UNIT_*.
784 (frv_queue_illegal_instruction_interrupt): Use
785 frv_is_float_insn and frv_is_media_insn.
786 (frv_queue_non_implemented_instruction_interrupt): Ditto.
787 (frv_detect_insn_access_interrupts): Ditto.
788 * frv.c: Rename FRV_PIPELINE to FRV_VLIW. Rename pipeline to vliw.
789 Rename CPU_PIPELINE to CPU_VLIW. Rename PIPE_* to UNIT_*.
790 * memory.c: Ditto.
791 * pipeline.c: Ditto.
792 * mloop.in: Ditto.
793 * frv-sim.h (frv_pipeline_setup_insn): Renamed to frv_vliw_setup_insn.
794 * cache.c: Rename PIPE_* to UNIT_*.
795
7962001-04-24 Dave Brolley <brolley@redhat.com>
797
798 * frv.c (frvbf_load_quad_GR): Delete have_data and hsr0.
799 (frvbf_load_quad_FRint): Ditto.
800 (frvbf_load_quad_CPR): Ditto.
801 * cache.c (frv_cache_init): Initialize cache for fr400 vs other
802 machines.
803 (bfd.h): #include it.
804 (non_cache_access): Update for revised fr500 and for fr400.
805 * registers.c (frv_spr): Don't reset PSR.PS.
806 (fr500_spr): Ditto.
807 (frv_reset_spr): Set PSR.PS to the former value of PSR.S.
808
8092001-04-23 Dave Brolley <brolley@redhat.com>
810
811 * traps.c (frv_core_signal): On fr400, generate data_access_error.
812 (frvbf_media_cr_not_aligned): On fr400, generate illegal_instruction.
813 (frvbf_media_acc_not_aligned): Ditto.
814 (frvbf_media_register_not_aligned): Ditto.
815 (frvbf_division_exception): Use GET_ISR_EDE.
816 * registers.c (frv_check_spr_read_access): New function.
817 (frv_check_spr_write_access): New function.
818 (frv_check_spr_access): Deleted.
819 (frv_check_register_access): On fr400, generate illegal_instruction.
820 * memory.c (fr400_check_data_read_address): New function.
821 (fr500_check_data_read_address): Ditto.
822 (check_data_read_address): Ditto.
823 (fr400_check_insn_read_address): Ditto.
824 (fr500_check_insn_read_address): Ditto.
825 (check_insn_read_address): Ditto.
826 (frvbf_read_mem_QI): Call check_data_read_access.
827 (frvbf_read_mem_UQI): Ditto.
828 (frvbf_read_mem_HI): Ditto.
829 (frvbf_read_mem_UHI): Ditto.
830 (frvbf_read_mem_SI): Ditto.
831 (frvbf_read_mem_DI): Ditto.
832 (frvbf_read_mem_DF): Ditto.
833 (frvbf_read_imem_USI): Call check_insn_read_access.
834 (frv_address_forbidden): Now takes cpu as first argument. Check based
835 on machine type.
836 (fr400_mem_address_unaligned): New function.
837 (fr500_mem_address_unaligned): Ditto.
838 (check_write_address): Ditto.
839 (frvbf_mem_set_QI): Call check_write_address.
840 (frvbf_mem_set_HI): Ditto.
841 (frvbf_mem_set_SI): Ditto.
842 (frvbf_mem_set_DI): Ditto.
843 (frvbf_mem_set_DF): Ditto.
844 (frvbf_mem_set_XI): Ditto.
845 * interrupts.c (bfd.h): #include it.
846 (frv_queue_data_access_error_interrupt): New function.
847 (frv_queue_instruction_access_error_interrupt): New function.
848 (frv_queue_instruction_access_exception_interrupt): New function.
849 (frv_queue_illegal_instruction_interrupt): No fp_exception on fr400.
850 (frv_queue_non_implemented_instruction_interrupt): Ditto.
851 (frv_detect_insn_access_interrupts): Reorder tests to match priority
852 from the LSI manual.
853 (set_isr_exception_fields): Accumulate dtt bits.
854 * frv.c (check_register_alignment): New function.
855 (check_fr_register_alignment): New function.
856 (check_memory_alignment): New function.
857 (frvbf_h_gr_double_get_handler): Call check_register_alignment.
858 (frvbf_h_gr_double_set_handler): Ditto.
859 (frvbf_h_cpr_double_get_handler): Ditto.
860 (frvbf_h_cpr_double_set_handler): Ditto.
861 (frvbf_h_gr_quad_set_handler): Ditto.
862 (frvbf_h_cpr_quad_set_handler): Ditto.
863 (frvbf_h_fr_double_get_handler): Call check_fr_register_alignment.
864 (frvbf_h_fr_double_set_handler): Ditto.
865 (frvbf_h_fr_quad_set_handler): Ditto.
866 (frvbf_h_spr_get_handler): Call frv_check_spr_read_access.
867 (frvbf_h_spr_set_handler): Call frv_check_spr_write_access.
868 (frvbf_load_quad_GR): Call check_memory_aligment.
869 (frvbf_load_quad_FRint): Ditto.
870 (frvbf_load_quad_CPR): Ditto.
871 (frvbf_store_quad_GR): Call check_memory_aligment and
872 check_register_alignment.
873 (frvbf_store_quad_FRint): Ditto.
874 (frvbf_store_quad_CPR): Ditto.
875 (frvbf_signed_integer_divide: Use GET_ISR_EDEM.
876 * frv-sim.h (H_SPR_ACC0): New macro.
877 (H_SPR_ACC63): New macro.
878 (H_SPR_ACCG0): New macro.
879 (H_SPR_ACCG63): New macro.
880 (frv_dtt): New enumerator.
881 (GET_ISR_EDE): Renamed from GET_ISR_EDEM.
882 (GET_ISR_DTT): New macro.
883 (frv_queue_data_access_error_interrupt): New function.
884 (frv_queue_instruction_access_error_interrupt): New function.
885 (frv_queue_instruction_access_exception_interrupt): New function.
886 (frv_address_forbidden): Now takes cpu as first argument.
887 * cpu.h: Regenerate.
888
8892001-04-10 Dave Brolley <brolley@redhat.com>
890
891 * registers.c (fr500_spr): Add new fields to fr500 PSR register.
892 (fr500_spr): Add STBAR and MMCR unimplemented registers for fr500.
893 (fr400_spr): Implement SPR registers for fr400.
894 (frv_register_control_init): Handle bfd_mach_fr400 properly.
895 * frv.c (spr_bpsr_get_handler): Mask field before shifting.
896 (spr_psr_get_handler): Ditto.
897 (spr_ccr_get_handler): Ditto.
898 (spr_cccr_get_handler): Ditto.
899 (frvbf_clear_accumulators): Only 4 accumulators on fr400.
900 * frv-sim.h: Update comment about MCCR_* macros.
901 * cpu.c,cpu.h: Regenerate.
902
9032001-04-05 Dave Brolley <brolley@redhat.com>
904
905 * cpu.h,decode.c,model.c,sem.c: Regenerate.
906
9072001-04-05 Dave Brolley <brolley@redhat.com>
908
909 * reset.c: Update copyright.
910 * registers.c (frv_register_control_init): Handle bfd_mach_fr400.
911 * frv.c (frvbf_model_fr400_u_exec): New function.
912 * Makefile.in (stamp-cpu): Add fr400 to list of machines.
913 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
914 Regenerate.
915
9162000-11-22 Dave Brolley <brolley@redhat.com>
917
918 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
919 Regenerate.
920
9212000-11-10 Dave Brolley <brolley@redhat.com>
922
923 * decode.c: Regenerate.
924
9252000-09-12 Dave Brolley <brolley@redhat.com>
926
927 * traps.c (frv_sim_engine_halt_hook): New function.
928 (frv_itrap): Caches now invalidated in sim_engine_halt via
929 SIM_ENGINE_HALT_HOOK.
930 (frv_break): Ditto.
931 * sim-main.h (frv_sim_engine_halt_hook): New function.
932 (SIM_ENGINE_HALT_HOOK): New macro.
933 (SIM_ENGINE_RESTART_HOOK): New macro.
934 * interrupts.c: Call to frv_term now done within sim_engine_halt via
935 SIM_ENGINE_HALT_HOOK.
936
9372000-09-08 Dave Brolley <brolley@redhat.com>
938
939 * traps.c (frv_itrap): Invalidate and flush the data and insn caches
940 respectively when stopping for a breakpoint.
941 (frv_break): Ditto.
942 * cache.h (frv_cache_invalidate_all): New function.
943 * cache.c (frv_cache_invalidate_all): New function.
944
9452000-09-05 Dave Brolley <brolley@redhat.com>
946
947 * traps.c (frv_break): If SIM_HAVE_BREAKPOINTS, call
948 sim_handle_breakpoint. Otherwise if environment != operating call
949 sim_engine_halt. Otherwise handle normally.
950 * interrupts.c (frv_queue_break_interrupt): Don't handle debugger
951 breakpoints here. Moved to frv_break in traps.c.
952
953 * sem.c: Regenerate.
954
9552000-09-01 Dave Brolley <brolley@redhat.com>
956
72f4393d 957 * interrupts.c (frv_queue_break_interrupt): Call sim_handle_breakpoint
b34f6357
DB		 958 before queuing an interrupt in order to allow 'break' to be used as
959 the breakpoint insn.
960
9612000-08-29 Dave Brolley <brolley@redhat.com>
962
963 * traps.c (frv_itrap): Invalidate the insn cache at a breakpoint.
964
9652000-07-27 Dave Brolley <brolley@redhat.com>
966
967 * cpu.h,decode.c: Rebuild.
968
9692000-07-26 Dave Brolley <brolley@redhat.com>
970
971 * frv.c (spr_cccr_get_handler): Change CRx to CCx.
972 (spr_cccr_set_handler): Change CRx to CCx.
973 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
974
9752000-07-24 Dave Brolley <brolley@redhat.com>
976
977 * sem.c: Regenerate.
978 * frv.c (frvbf_unsigned_integer_divide): Queue a write for the result.
979 Don't write it directly.
980
981Thu Jul 6 13:51:12 2000 Dave Brolley <brolley@topaz>
982
983 * configure: Regenerated to track ../common/aclocal.m4 changes.
984
9852000-07-05 Ben Elliston <bje@redhat.com>
986
987 * configure: Regenerated to track ../common/aclocal.m4 changes.
988
9892000-06-28 Dave Brolley <brolley@redhat.com>
990
991 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
992
9932000-06-21 Dave Brolley <brolley@redhat.com>
994
995 * pipeline.c: All code except frv_pipeline_setup_insn moved to
996 frv.opc.
997 * mloop.in (main loop): frv_pipeline_add_insn broken up into
998 frv_pipeline_add_insn and frv_pipeline_setup_insn.
999 * frv-sim.h: Move pipeline status code to frv.opc.
1000 * model.c: Regenerate.
1001
10022000-06-12 Dave Brolley <brolley@redhat.com>
1003
1004 * options.c (frv_option_handler): --profile-parallel implies
1005 --profile-model.
1006 * mloop.in (fetch_buffer): Removed.
1007 (@cpu@_simulate_insn_prefetch): Monitoring of fetch buffer moved to
1008 run_caches. Use cache directly if not counting cycles. Don't use
1009 cache at all if not counting cycles and cache not enabled.
72f4393d 1010 * frv.c (frv_insn_fetch_buffer): New global variable.
b34f6357
DB		 1011 (run_caches): Monitor the status of insn prefetch requests.
1012 * frv-sim.h (FRV_INSN_FETCH_BUFFER): New struct type.
1013 (frv_insn_fetch_buffer): New global variable.
1014
10152000-06-12 Dave Brolley <brolley@redhat.com>
1016
1017 * mloop.in (fetch_buffer): New static struct.
1018 (@cpu@_simulate_insn_prefetch): Rewritten.
1019 * cache.c (frv_cache_request_invalidate): Don't invalidate return
1020 buffer.
1021 (address_interference): Defer to any WAR request in either pipeline.
1022
10232000-06-09 Dave Brolley <brolley@redhat.com>
1024
1025 * pipeline.c (insns_in_slot): New Array.
1026 (frv_pipeline_add_insn): Call COUNT_INSNS_IN_SLOT.
1027 * options.c (frv_options): Remove 'NONBLOCK' argument from data-cache
1028 option.
1029 (parse_cache_option): New function.
1030 (frv_option_handler): Call parse_cache_option.
1031 * frv.c (vliw_branch_taken): New variable.
1032 (vliw_load_stall): New variable.
1033 (handle_resource_wait): Update vliw_load_stall.
1034 (frvbf_model_insn_before): Initialize vliw_branch_taken and
1035 vliw_load_stall.
1036 (frvbf_model_insn_after): Increment PROFILE_MODEL_LOAD_STALL_CYCLES.
1037 (load_wait_for_FR): Update vliw_load_stall.
1038 (load_wait_for_GR): Update vliw_load_stall.
1039 (load_wait_for_FRdouble): Update vliw_load_stall.
1040 (load_wait_for_GRdouble): Update vliw_load_stall.
1041 (frvbf_model_fr500_u_branch): Count branches taken and not taken.
1042 (slot_names): New static array.
1043 (print_parallel): Now takes second argument 'verbose'. Print cycles per
1044 VLIW insn and instructions per cycle. Also tabulate the number of insns
1045 in each type of VLIW slot.
1046 (frv_profile_info): Call print_parallel with new second argument.
1047 * frv-sim.h (insn_in_slot): New array.
1048 (COUNT_INSNS_IN_SLOT): New macro.
1049 (INSNS_IN_SLOT): New macro.
1050 * cache.c: Remove references to non_blocking_count. Remove references to
1051 last_was_hit. Remove references to req_none.
1052 (handle_req_store): Adjust statistics before requeuing the store
1053 request.
1054 (handle_req_WAR): Don't let the WAR request affect the cache statistics.
1055 * cache.h: Remove references to non_blocking_count. Remove references to
1056 last_was_hit. Remove references to req_none.
1057 * model.c: Regenerate.
1058
10592000-06-08 Dave Brolley <brolley@redhat.com>
1060
1061 * frv.c (request_complete): Copy load data from the correct return
1062 buffer.
1063
10642000-06-07 Dave Brolley <brolley@redhat.com>
1065
1066 * traps.c (frv_core_signal): Call frv_term before exiting.
1067 (frv_itrap): Call frv_term before exiting.
1068 (next_available_nesr): Make sure NECR is implemented before reading it.
1069 (next_valid_nesr): Ditto.
1070 (frvbf_check_non_excepting_load): Ditto.
1071 (frvbf_clear_ne_flags): Ditto.
1072 (frvbf_commit): Ditto.
1073 (frvbf_check_recovering_store): Delay cache operation if 'model_insn'.
1074 * sim-main.h (_sim_cpu): Add load_address, load_length, load_flag and
1075 store_flag members.
1076 (CPU_LOAD_ADDRESS): New macro.
1077 (CPU_LOAD_LENGTH): New macro.
1078 (CPU_LOAD_SIGNED): New macro.
1079 (CPU_LOAD_LOCK): New macro.
1080 * reset.c (frv_term): New function.
1081 (frv_power_on_reset): Use SETMEMSI if the cache is not enabled.
1082 (frv_hardware_reset): Use SETMEMSI if the cache is not enabled.
1083 (frv_software_reset): Use SETMEMSI if the cache is not enabled.
1084 * mloop.in (execute): Call FRV_COUNT_CYCLES to decide whether to model
1085 the insn. Model the insn in two passes. One before and one after
1086 execution.
1087 (cache_reqno): new static variable.
1088 (@cpu@_simulate_insn_prefetch): Model fetch latency by waiting for the
1089 cache rather than assuming a fixed latency.
1090 (xinit): Turn on PROFILE_MODEL_P before each vliw insn if the timer is
1091 enabled so that modeling data is collected by cgen during execution.
1092 (full-exec): Restore PROFILE_MODEL_P after each vliw insn.
1093 * memory.c (data_non_cache_access): Removed.
1094 (insn_non_cache_access): Removed.
1095 (frvbf_read_mem_QI): Delay read operation if 'model_insn'.
1096 (frvbf_read_mem_UQI): Delay read operation if 'model_insn'.
1097 (frvbf_read_mem_HI): Delay read operation if 'model_insn'.
1098 (frvbf_read_mem_UHI): Delay read operation if 'model_insn'.
1099 (frvbf_read_mem_SI): Delay read operation if 'model_insn'.
1100 (frvbf_read_mem_DI): Delay read operation if 'model_insn'.
1101 (frvbf_read_mem_DF): Delay read operation if 'model_insn'.
1102 (frvbf_read_imem_USI): Read the cache or ememory passively.
1103 (frvbf_write_mem_QI): Don't check for non-cache access here.
1104 (frvbf_write_mem_UQI): Call frvbf_write_mem_QI.
1105 (frvbf_write_mem_HI): Don't check for non-cache access here.
1106 (frvbf_write_mem_UHI): Call frvbf_write_mem_QI.
1107 (frvbf_write_mem_SI): Don't check for non-cache access here.
1108 (frvbf_write_mem_DI): Don't check for non-cache access here.
1109 (frvbf_write_mem_DF): Don't check for non-cache access here.
1110 (frvbf_mem_set_QI): Use cycle-accurate cache write if 'model_insn'.
1111 (frvbf_mem_set_HI): Use cycle-accurate cache write if 'model_insn'.
1112 (frvbf_mem_set_SI): Use cycle-accurate cache write if 'model_insn'.
1113 (frvbf_mem_set_DI): Use cycle-accurate cache write if 'model_insn'.
1114 (frvbf_mem_set_DF): Use cycle-accurate cache write if 'model_insn'.
1115 (frvbf_mem_set_XI): Use cycle-accurate cache write if 'model_insn'.
1116 * interrupts.c (check_reset): Read the cache and memory passively.
1117 (frv_program_or_software_interrupt): Call frv_term before calling
1118 sim_engine_halt.
1119 * frv.c (all modeling functions): Break into two passes. One before
1120 execuetion and one after. call load_wait_for_* for all GR and FR
1121 registers.
1122 (frvbf_load_quad_GR): Delay performing the load if 'model_insn'.
1123 (frvbf_load_quad_FRint): Delay performing the load if 'model_insn'.
1124 (frvbf_load_quad_CPR): Delay performing the load if 'model_insn'.
1125 (frvbf_insn_cache_preload): Delay cache operation if 'model_insn'.
1126 (frvbf_data_cache_preload): Delay cache operation if 'model_insn'.
1127 (frvbf_insn_cache_unlock): Delay cache operation if 'model_insn'.
1128 (frvbf_data_cache_unlock): Delay cache operation if 'model_insn'.
1129 (frvbf_insn_cache_invalidate): Delay cache operation if 'model_insn'.
1130 (frvbf_data_cache_invalidate): Delay cache operation if 'model_insn'.
1131 (frvbf_data_cache_flush): Delay cache operation if 'model_insn'.
1132 (model_insn): New global variable.
1133 (fr_ptime): New array.
1134 (cache_request): New enumeration.
1135 (CACHE_QUEUE_ELEMENT): New struct type.
1136 (CACHE_QUEUE_SIZE): New macro.
1137 (cache_queue): New static struct.
1138 (request_cache_load): New function.
1139 (request_cache_flush): New function.
1140 (request_cache_invalidate): New function.
1141 (request_cache_preload): New function.
1142 (request_cache_unlock): New function.
1143 (submit_cache_request): New function.
1144 (activate_cache_requests): New function.
1145 (load_pending_for_register): New function.
1146 (flush_pending_for_address): New function.
1147 (remove_cache_queue_element): New function.
1148 (copy_load_data): New function.
1149 (request_complete): New function.
1150 (run_caches): New function.
1151 (frv_model_trace_wait_cycles): New function.
1152 (wait_for_flush): New function.
1153 (frvbf_model_insn_before): Insn prefect wait now modeled in
1154 frvbf_simulate_insn_prefetch. Incremement vliw_insns here. Call
1155 wait_for_flush.
1156 (frvbf_model_insn_after): Call activate_cache_requests. Don't increment
1157 vliw_insns here anymore.
1158 (update_FR_latency_for_load): New function.
1159 (update_FRdouble_latency_for_load): New function.
1160 (update_FR_ptime): New function.
1161 (update_FRdouble_ptime): New function.
1162 (update_GR_latency_for_swap): New function.
1163 (load_wait_for_GR): New function.
1164 (load_wait_for_FR): New function.
1165 (load_wait_for_GRdouble): New function.
1166 (load_wait_for_FRdouble): New function.
1167 (frvbf_model_fr500_u_ici): New function.
1168 (frvbf_model_fr500_u_dci): New function.
1169 (frvbf_model_fr500_u_dcf): New function.
1170 (frvbf_model_fr500_u_icpl): New function.
1171 (frvbf_model_fr500_u_dcpl): New function.
1172 (frvbf_model_fr500_u_icul): New function.
1173 (frvbf_model_fr500_u_dcul): New function.
1174 * frv-sim.h (frv_term): New function.
1175 (insn_non_cache_access): Removed.
1176 (FRV_COUNT_CYCLES): New macro.
1177 (frv_save_peofile_model_p): New global variable.
1178 (model_insn): New enumerated global variable.
1179 (frv_model_advance_cycles): New function.
1180 (frv_model_trace_wait_cycles): New function.
1181 * cache.h (FRV_CACHE_REQUEST_KIND): New enumeration.
1182 (FRV_CACHE_WAR_REQUEST): New struct type.
1183 (FRV_CACHE_STORE_REQUEST): New struct type.
1184 (FRV_CACHE_INVALIDATE_REQUEST): New struct type.
1185 (FRV_CACHE_PRELOAD_REQUEST): New struct type.
1186 (FRV_CACHE_REQUEST): New struct type.
1187 (FRV_CACHE_RETURN_BUFFER): New struct type.
1188 (FRV_CACHE_FLUSH_STATUS): New struct type.
1189 (FRV_CACHE_STATUS): New struct type.
1190 (FRV_CACHE_STAGE): New struct type.
1191 (FRV_CACHE_STAGES): New enumeration.
1192 (FRV_CACHE_WAR): New struct type.
1193 (FRV_CACHE_PIPELINE): New struct type.
1194 (FRV_CACHE_ARS): New struct type.
1195 (FRV_CACHE_STATISTICS): New struct type.
1196 (FRV_CACHE): Add pipeline, statistics, BARS and NARS.
1197 (CACHE_RETURN_DATA): 'return_buffer' is now within 'status'.
1198 (CACHE_RETURN_DATA_ADDRESS): New macro.
1199 (frv_cache_read): Now takes pipe index as second argument.
1200 (frv_cache_enabled): New function.
1201 (frv_cache_request_load): New function.
1202 (frv_cache_request_store): New function.
1203 (frv_cache_request_invalidate): New function.
1204 (frv_cache_request_preload): New function.
1205 (frv_cache_request_unlock): New function.
1206 (frv_cache_run): New function.
1207 (frv_cache_read_passive_SI): New function.
1208 (frv_cache_data_in_buffer): New function.
1209 (frv_cache_data_flushed): New function.
1210 * cache.c (frv_cache_init): Initialize pipelines and xARS registers.
1211 (frv_cache_enabled): New function.
1212 (non_cache_access): New function.
1213 (write_data_to_memory): Count write accesses for each mode. Write to
1214 memory using sim_core_write_unaligned_1;
1215 (read_data_from_memory): New function.
1216 (fill_line_from_memory): Use read_data_from_memory.
1217 (copy_line_to_return_buffer): New function.
1218 (copy_memory_to_return_buffer): New function.
1219 (set_return_buffer_reqno): New function.
1220 (frv_cache_read): Now takes pipe index as second argument. Check for
1221 non-cache access.
1222 (frv_cache_preload): Check for non-cache access.
1223 (frv_cache_unlock): Check for non-cache access.
1224 (invalidate_return_buffer): New function.
1225 (frv_cache_invalidate): Check for non-cache access.
1226 (convert_slot_to_index): New function.
1227 (FREE_CHAIN_SIZE): New macro.
1228 (frv_cache_request_free_chain): New static variable.
1229 (frv_store_request_free_chain): New static variable.
1230 (allocate_new_cache_requests): New function.
1231 (new_cache_request): New function.
1232 (free_cache_request): New function.
1233 (new_store_request): New function.
1234 (pipeline_remove_request): New function.
1235 (pipeline_add_request): New function.
1236 (pipeline_requeue_request): New function.
1237 (next_priority): New function.
1238 (add_WAR_request): New function.
1239 (pipeline_next_request): New function.
1240 (pipeline_stage_request): New function.
1241 (advance_pipelines): New function.
1242 (frv_cache_request_load): New function.
1243 (frv_cache_request_store): New function.
1244 (frv_cache_request_invalidate): New function.
1245 (frv_cache_request_preload): New function.
1246 (frv_cache_request_unlock): New function.
1247 (address_interference): New function.
1248 (wait_for_WAR): New function.
1249 (wait_in_WAR): New function.
1250 (handle_req_load): New function.
1251 (handle_req_preload): New function.
1252 (handle_req_store): New function.
1253 (handle_req_invalidate): New function.
1254 (handle_req_unlock): New function.
1255 (handle_req_WAR): New function.
1256 (arbitrate_requests): New function.
1257 (move_ARS_to_WAR): New function.
1258 (decrease_latencies): New function.
1259 (frv_cache_run): New function.
1260 (frv_cache_read_passive_SI): New function.
1261 (frv_cache_data_in_buffer): New function.
1262 (frv_cache_data_flushed): New function.
1263 * arch.h,decode.c,decode.h,model.c,sem.c: Rebuild.
1264
1265Wed May 24 14:40:34 2000 Andrew Cagney <cagney@b1.cygnus.com>
1266
1267 * configure: Regenerated to track ../common/aclocal.m4 changes.
1268
12692000-05-19 Dave Brolley <brolley@redhat.com>
1270
1271 * traps.c (frv_rett): Check for exceptions in the order specified in the
1272 architecture spec. Allow privileged_instruction interrrupt to be handled
1273 normally.
1274 * registers.c (frv_register_control_init): Handle bfd_mach_frvtomcat.
1275 * frv.c (frvbf_signed_integer_divide): Use updated dtt to decide whether
1276 to clear the NE flag.
1277 (frvbf_model_tomcat_u_exec): New function.
1278 * frv-sim.h (frvbf_division_exception): Now returns updated dtt.
1279 * Makefile.in (stamp-cpu): Add 'tomcat' to 'mach' value.
1280 * arch.c,arch.h,cpu.h,cpuall.h,model.h,decode.c,sem.c: Regenerate.
1281
12822000-05-18 Dave Brolley <brolley@redhat.com>
1283
1284 * sim-if.c (elf-bfd.h): #include it.
1285 (sim_open): Set machine amd architecture based on elf flags.
1286
12872000-04-04 Dave Brolley <brolley@redhat.com>
1288
1289 * frv-sim.h (frv_h_psr_esr_set_handler): Removed.
1290 Delete '#if 0' blocks.
1291 * frv.c: Delete '#if 0' blocks.
1292 (spr_psr_set_handler): Remove special handling for circular referencing of handlers for
1293 PSR.S and PSR.ESR.
1294 (frv_h_psr_esr_set_handler): Removed.
1295 * interrupts.c: Delete '#if 0' blocks.
1296 * memory.c: Delete '#if 0' blocks.
1297 * cpu.c,cpu.h: Regenerate.
1298
12992000-04-03 Dave Brolley <brolley@redhat.com>
1300
1301 * traps.c (frvbf_check_recovering_store): Invalidate data cache line
1302 containing the target address.
1303 (clear_nesr_neear): No longer takes hi_available and lo_available.
1304 Remove bogus check for available GR registers.
1305 (frvbf_clear_ne_flags): Update call to clear_nesr_neear.
1306 (frvbf_commit): Update call to clear_nesr_neear.
1307 * interrupts.c (next_available_esr): Removed.
1308 (next_available_edr): Removed.
1309 (next_available_fq): Removed.
1310 * frv.c (frvbf_fetch_register): Remove "FIXME" comment.
1311 (frvbf_store_register): Remove "FIXME" comment.
1312 * frv-sim.h (UART_INCHAR_ADDR): Removed.
1313 (UART_OUTCHAR_ADDR): Removed.
1314 (UART_STATUS_ADDR): Removed.
1315 (UART_INPUT_READY): Removed.
1316 (UART_OUTPUT_READY): Removed.
1317 (FRV_DEVICE_ADDR): Removed.
1318 (FRV_DEVICE_LEN): Removed.
1319 (SET_NESR): Call frvbf_force_update.
1320 (SET_NEEAR): Call frvbf_force_update.
1321 (SET_NE_FLAGS): Call frvbf_force_update.
1322
13232000-03-30 Dave Brolley <brolley@redhat.com>
1324
1325 * configure: Regenerated.
1326
13272000-03-30 Dave Brolley <brolley@redhat.com>
1328
1329 * registers.c (fr500_spr): Define ESR14-15 and EPCSR14-15 for fr500.
1330 * memory.c (frvbf_write_mem_*): Save slot containing the insn
1331 performing the write.
1332 (frvbf_mem_set_*): Overwrite the slot information of the interrupt
1333 queue element with the information in the interrupt state.
1334 * interrupts.c (frv_queue_interrupt): Call frv_set_interrupt_queue_slot.
1335 (frv_queue_fp_exception_interrupt): Initialize 'new_element'.
1336 (frv_set_interrupt_queue_slot): New function.
1337 (esr_for_data_access_exception): New function.
1338 (set_edr_register): edr_index is now passed in.
1339 (fq_for_exception): New function.
1340 (set_fp_exception_registers): Call fq_for_exception. Interrupt queue
1341 element now passed in.
1342 (set_exception_status_registers): Obtain slot from interrupt queue
1343 element. Call esr_for_data_access_exception. Use ESR14
1344 for data_store_error. Use ESR15 for data_access_error. Use EDR0.
1345 (frv_save_data_written_for_interrupts): Save slot containing the insn
1346 performing the write.
1347 * frv-sim.h (struct frv_fp_exception_info): Use frv_fsr_traps and
1348 frv_fsr_ftt.
1349 (struct frv_interrupt_state): Add 'slot' field.
1350 (frv_set_interrupt_queue_slot): New function.
1351 (frv_set_write_queue_slot): New function.
1352
13532000-03-24 Dave Brolley <brolley@redhat.com>
1354
1355 * mloop.in (_parallel_write_init): Initialize
1356 frv_interrupt_state.imprecise_interrupt.
1357 (_parallel_write_queued): After an imprecise interrupt, only perform
1358 forced writes and floating point writes (for certain exceptions).
1359 * interrupts.c (handle_interrupt): Set
1360 frv_interrupt_state.imprecise_interrupt for writeback after an imprecise
1361 interrupt.
1362 (frv_process_interrupts): No need to clear f_ne_flags.
1363 * frv.c (frvbf_signed_integer_divide): Queue writes to GR registers and
1364 force them to happen even if there is an overflow exception.
1365 (frvbf_force_update): New function.
1366 * frv-sim.h (frvbf_force_update): New function.
1367 (struct frv_interrupt_state): Add imprecise_interrupt.
1368 (FRV_WRITE_QUEUE_FORCE_WRITE): New macro.
1369 * sem.c: Regenerate.
1370
13712000-03-23 Dave Brolley <brolley@redhat.com>
1372
1373 * traps.c (frv_rett): Queue FRV_ILLEGAL_INSTRUCTION directly.
1374 * registers.c (frv_spr): MCIRL -> MCILR.
1375 * interrupts.c (frv_queue_non_implemented_instruction_interrupt):
1376 New function.
1377 (frv_detect_insn_access_interrupts):
1378 Call frv_queue_non_implemented_instruction_interrupt.
1379 (frv_process_interrupts): Clear accumulated NE flags.
1380 * frv.c (frvbf_media_cop): New function.
1381 (frvbf_set_ne_index): Now takes (SIM_CPU *) as first argument. Clear
1382 the NE flag of the given target register.
1383 (frvbf_model_fr500_u_float_arith): Account for FRdouble registers.
1384 (frvbf_model_fr500_u_float_dual_arith): Account for FRdouble registers.
1385 (frvbf_model_fr500_u_float_dual_sqrt): New function.
1386 (frvbf_model_fr500_u_float_convert): Account for FRdouble registers.
1387 (frvbf_model_fr500_u_float_dual_convert): New function.
1388 * frv-sim.h (frvbf_media_cop): New function.
1389 (GET_FQ): Use H_SPR_FQST0.
1390 (SET_FQ): Use H_SPR_FQST0.
1391 (SET_FQ_OPC): Use J_SPR_FQOP0.
1392 (GET_MSR_EMCI): New macro.
1393 (frv_queue_non_implemented_instruction_interrupt): New function.
1394 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1395
13962000-03-08 Dave Brolley <brolley@redhat.com>
1397
1398 * traps.c (frv_rett): Align new_pc.
1399 * memory.c (frvbf_read_mem_HI): Align address.
1400 (frvbf_read_mem_UHI): Align address.
1401 (frvbf_read_mem_SI): Align address.
1402 (frvbf_read_mem_DI): Align address.
1403 (frvbf_read_mem_DF): Align address.
1404 (frvbf_read_imem_USI): Align address.
1405 (frvbf_mem_set_HI): Align address.
1406 (frvbf_mem_set_SI): Align address.
1407 (frvbf_mem_set_DI): Align address.
1408 (frvbf_mem_set_DF): Align address.
1409 (frvbf_mem_set_XI): Align address.
1410 * registers.c (frv_spr): Initialize FSR0.NS to 1.
1411 (fr500_spr): Initialize FSR0.NS to 1.
1412 * interrupts.c (frv_queue_mem_address_not_aligned_interrupt): Check
1413 whether the exception is masked.
1414 * frv.c (frvbf_load_quad_GR): Align address.
1415 (frvbf_store_quad_GR): Align address.
1416 (frvbf_load_quad_FRint): Align address.
1417 (frvbf_store_quad_FRint): Align address.
1418 (frvbf_load_quad_CPR): Align address.
1419 (frvbf_store_quad_CPR): Align address.
1420 * frv-sim.h (GET_ISR_EMAM): New macro.
1421
14222000-03-08 Dave Brolley <brolley@redhat.com>
1423
1424 * traps.c (frvbf_division_exception): Check for masked overflow and
1425 set NE flags, if necessary.
1426 (frvbf_check_recovering_store): Queue writes to the hardware.
1427 (check_registers_available): Removed.
1428 (which_registers_available): Call frv_{fr,gr}_registers_available.
1429 (frvbf_clear_ne_flags): Call check_register_access.
1430 (frvbf_commit): Call check_register_access.
1431 * registers.h (frv_fr_registers_available): New function.
1432 (frv_gr_registers_available): New function.
1433 (frv_check_register_access): New function.
1434 (frv_check_gr_access): New function.
1435 (frv_check_fr_access): New function.
1436 * registers.c (frv_spr): Correct initial value of ISR.
1437 (fr500_spr): Correct initial value of ISR.
1438 (frv_fr_registers_available): New function.
1439 (frv_gr_registers_available): New function.
1440 (frv_check_register_access): New function.
1441 (frv_check_gr_access): New function.
1442 (frv_check_fr_access): New function.
1443 * interrupts.c (frv_queue_division_exception_interrupt): New function.
1444 (set_isr_exception_fields): New function.
1445 (set_exception_status_registers): Set ISR fields for division exception.
1446 (frv_save_data_written_for_interrupts): Handle CGEN_FN_SF_WRITE.
1447 * frv.c (frvbf_h_gr_get_handler): New function.
1448 (frvbf_h_gr_set_handler): New function.
1449 (frvbf_h_fr_get_handler): New function.
1450 (frvbf_h_fr_set_handler): New function.
1451 (frvbf_h_spr_get_handler): Remove special handling for ISR.
1452 (frvbf_h_spr_set_handler): Remove special handling for ISR.
1453 (spr_isr_get_handler): Removed.
1454 (spr_isr_set_handler): Removed.
1455 (frvbf_signed_integer_divide): New funciton.
1456 (frvbf_unsigned_integer_divide): New funciton.
1457 * frv-sim.h (frvbf_h_gr_get_handler): New function.
1458 (frvbf_h_gr_set_handler): New function.
1459 (frvbf_h_fr_get_handler): New function.
1460 (frvbf_h_fr_set_handler): New function.
1461 (frvbf_signed_integer_divide): New funciton.
1462 (frvbf_unsigned_integer_divide): New funciton.
1463 (frv_dtt): New enumeration.
1464 (struct frv_interrupt_queue_element): Add dtt member.
1465 (GET_ISR): New macro.
1466 (SET_ISR): New macro.
1467 (GET_ISR_EDEM): New macro.
1468 (SET_ISR_DTT): New macro.
1469 (SET_ISR_AEXC): New macro.
1470 (frvbf_division_exception): Add 2 'int' arguments.
1471 (frvbf_check_non_excepting_divide): Removed.
1472 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1473
14742000-02-29 Dave Brolley <brolley@redhat.com>
1475
1476 * traps.c (frv_itrap): Use GET_H_GR, SET_H_GR, GET_H_FR.
1477 (frv_rett): Use hardware access macros. Write PSR as a whole.
1478 (next_available_nesr): Check that NECR is valid.
1479 (next_valid_nesr): Check that NECR is valid.
1480 (frvbf_check_non_excepting_load): User new NECR access macros. Don't
1481 call hardware access functions. Use cover macros.
1482 (check_registers_available): New function.
1483 (clear_nesr_near): Check register availability.
1484 (clear_ne_flags): Check register availability.
1485 (frvbf_clear_ne_flags): Check register availability.
1486 (frvbf_commit): Check register availability.
1487 (which_registers_available): New function.
1488 * sim-main.h (registers.h): #include it.
1489 (register_control): New cpu field.
1490 (CPU_REGISTER_CONTROL): New macro.
1491 * reset.c (frv_initialize): Set HSR0 fields for cache here.
1492 (frv_power_on_reset): Initialize SPR registers and RSTR.
1493 (frv_hardware_reset): Initialize SPR registers and RSTR.
1494 (frv_software_reset): Reset SPR registers and RSTR.
1495 * options.c (frv_option_handler): Don't set HSR0 fields for cache here.
1496 Call frv_cache_init.
1497 * mloop.in (main loop): Check for insn access interrupts before
1498 executing the insn.
1499 * interrupts.c (frv_queue_external_interrupt): Use GET_H_PSR_ET.
1500 (frv_detect_insn_access_interrupts): Don't call hardware access
1501 functions directly. Use cover macros.
1502 (check_reset): Don't reset RSTR here.
1503 (next_available_esr): ESFR -> ESFR_FLAG.
1504 (next_available_edr): ESFR -> ESFR_FLAG.
1505 (clear_exception_status_registers): Use GET_ESFR and SET_ESFR.
1506 ESFR -> ESFR_FLAG.
1507 (frv_break_interrupt): Don't call hardware access functions directly.
1508 Use cover macros.
1509 (frv_program_or_software_interrupt): Ditto.
1510 (frv_external_interrupt): Ditto.
1511 * frv.c (frvbf_fetch_register): Don't call 'get' functions directly.
1512 (frvbf_store_register): Don't call 'set' functions directly.
1513 (frvbf_h_gr_double_get_handler): Use GET_H_GR.
1514 (frvbf_h_gr_double_set_handler): Use SET_H_GR.
1515 (frvbf_h_fr_double_get_handler): Use GET_H_FR.
1516 (frvbf_h_fr_double_set_handler): Use SET_H_FR.
1517 (frvbf_h_fr_int_get_handler): Use GET_H_FR.
1518 (frvbf_h_fr_int_set_handler): Use SET_H_FR.
1519 (frvbf_h_cpr_double_get_handler): Use GET_H_CPR.
1520 (frvbf_h_cpr_double_set_handler): Use SET_H_CPR.
1521 (frvbf_h_gr_quad_set_handler): Use SET_H_GR.
1522 (frvbf_h_fr_quad_set_handler): Use SET_H_FR.
1523 (frvbf_h_spr_get_handler): Check SPR access. Call renamed functions.
1524 Support shadow registers.
1525 (frvbf_h_spr_set_handler): Check SPR access. Call renamed functions.
1526 Support shadow registers.
1527 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1528 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1529 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1530 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1531 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1532 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1533 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1534 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1535 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1536 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1537 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1538 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1539 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1540 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1541 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1542 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1543 (frvbf_h_psr_esr_set_handler): Update to conform to FRV architecture
1544 version 1.3a.
1545 (spr_ccr_get_handler): Don't reference the hardware directly.
1546 (spr_ccr_set_handler): Don't reference the hardware directly.
1547 (spr_cccr_get_handler): Don't reference the hardware directly.
1548 (spr_cccr_set_handler): Don't reference the hardware directly.
1549 (spr_sr_get_handler): New function.
1550 (spr_sr_set_handler): New function.
1551 (frvbf_switch_supervisor_user_context): Temporarily switch to
1552 supervisor mode.
1553 (frvbf_store_quad_GR): Don't call handler directly.
1554 (frvbf_store_quad_FRint): Don't call handler directly.
1555 (frvbf_store_quad_CPR): Don't call handler directly.
1556 (frvbf_clear_all_accumulators): Removed.
1557 (frvbf_clear_accumulators): New function.
1558 (frvbf_model_fr500_u_media): Expand busy_adjustment to 8 members.
1559 Account for in_ACCGi and out_ACCGk.
1560 * frv-sim.h (RSTR_HARDWARE_RESET): New macro.
1561 (RSTR_SOFTWARE_RESET): New macro.
1562 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1563 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1564 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1565 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1566 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1567 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1568 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1569 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1570 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1571 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1572 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1573 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1574 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1575 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1576 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1577 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1578 (frvbf_clear_all_accumulators): Removed.
1579 (frvbf_clear_accumulators): New function.
1580 (GET_HSR0): Use GET_H_SPR.
1581 (SET_HSR0): Use SET_H_SPR.
1582 (CLEAR_HSR0_ICE): New macro.
1583 (CLEAR_HSR0_DCE): New macro.
1584 (GET_IHSR8): Use GET_H_SPR.
1585 (GET_PSR): New macro.
1586 (SET_PSR_ET): New macro.
1587 (GET_PSR_PS): New macro.
1588 (SET_PSR_S): New macro.
1589 (GET_ESFR): Changed to reference entire register.
1590 (SET_ESFR): Changed to reference entire register.
1591 (GET_ESFR_FLAG): New macro.
1592 (SET_ESFR_FLAG): New macro.
1593 (NECR_ELOS): Removed.
1594 (NECR_NEN): Removed.
1595 (NECR_VALID): Removed.
1596 (GET_NECR): New macro.
1597 (GET_NECR_ELOS): New macro.
1598 (GET_NECR_NEN): New macro.
1599 (GET_NECR_VALID): New macro.
1600 (NESR_RANGE): Removed.
1601 (GET_NESR): Use GET_H_SPR.
1602 (GET_NE_FLAGS): Use GET_H_SPR.
1603 * cache.h (CACHE_INITIALIZED): New macro.
1604 * Makefile.in (SIM_OBJS): Add registers.o.
1605 (SIM_EXTRA_DEPS): Add registers.h.
1606 (registers.o): New target.
1607 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1608
16092000-02-17 Dave Brolley <brolley@redhat.com>
1610
1611 * interrupts.c (frv_interrupt_table): Update priority order and handler
1612 offsets to conform to the architecture version 1.3a.
1613 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1614 to the architecture version 1.3a.
1615
16162000-02-17 Dave Brolley <brolley@redhat.com>
1617
1618 * interrupts.c (frv_interrupt_table): Update priority order and handler
1619 offsets to conform to the latest specifications.
1620 (frv_queue_interrupt): Correct comment. Identical interrupts can be
1621 queued. New variable 'iclass' used to test for external interrupts.
1622 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1623 to the latest specifications.
1624
16252000-01-20 Dave Brolley <brolley@redhat.com>
1626
1627 * sim-if.c (sim_open): Move frv-specific initialization to
1628 frv_initialize in reset.c.
1629 * interrupts.c (check_reset): Use RSTR_ADDRESS. Check and reset RSTR
1630 status bits for hardware vs software reset.
1631 * reset.c: New file.
1632 * frv-sim.h (frv_initialize): New function.
1633 (frv_power_on_reset): New function.
1634 (frv_hardware_reset): New function.
1635 (frv_software_reset): New function.
1636 (RSTR_ADDRESS): New macro.
1637 (RSTR_INITIAL_VALUE): New macro.
1638 (GET_RSTR_HR): New macro.
1639 (GET_RSTR_SR): New macro.
1640 (SET_RSTR_H): New macro.
1641 (SET_RSTR_S): New macro.
1642 (CLEAR_RSTR_P): New macro.
1643 (CLEAR_RSTR_H): New macro.
1644 (CLEAR_RSTR_S): New macro.
1645 (CLEAR_RSTR_HR): New macro.
1646 (CLEAR_RSTR_SR): New macro.
1647
16482000-01-03 Dave Brolley <brolley@cygnus.com>
1649
1650 * mloop.in (execute): Only call modeling function if the pointer is not
1651 NULL.
1652 * frv.c (frvbf_model_insn_after): Only access FR500_MODEL_DATA for
1653 fr500.
1654
16552000-01-03 Dave Brolley <brolley@cygnus.com>
1656
1657 * options.c (OPTION_FRV_MEMORY_LATENCY): New enumerator.
1658 (frv_options): Add --memory-latency.
1659 (frv_option_handler): Handle FRV_OPTION_MEMORY_LATENCY.
1660 * mloop.in (@cpu@_simulate_insn_prefetch): Use cache memory_latency.
1661 * frv.c (SET_ACC_USE_IS_MEDIA_P1): operate on d->curr_acc_p1
1662 (SET_ACC_USE_NOT_MEDIA_P1): operate on d->curr_acc_p1
1663 (SET_ACC_USE_IS_MEDIA_P2): operate on d->curr_acc_p1
1664 (SET_ACC_USE_NOT_MEDIA_P2): operate on d->curr_acc_p1
1665 (update_latencies): Only clear usage flags if the register has no
1666 target latency.
1667 (frvbf_model_insn_before): Update cur_acc_p1 and cur_acc_p2. Use | (or)
1668 not |= (or assgnment).
1669 (frvbf_model_insn_after): Print post processing wait for all insns.
1670 Update prev_acc_p1 and prev_acc_p2.
1671 (frvbf_model_fr500_u_gr_load_store): Use cache memory_latency.
1672 (frvbf_model_fr500_u_fr_load_store): Use cache memory_latency.
1673 (frvbf_model_fr500_u_swap): Use cache memory_latency.
1674 (frvbf_model_fr500_u_media): Use busy_adjustment[4] for out_ACC40Sk.
1675 (frvbf_model_fr500_u_media): Use busy_adjustment[5] for out_ACC40Uk.
1676 (frvbf_model_fr500_u_media_quad_arith): New function.
1677 (frvbf_model_fr500_u_media_dual_mul): New function.
1678 (frvbf_model_fr500_u_media_quad_mul): New function.
1679 (frvbf_model_fr500_u_media_quad_complex): New function.
1680 (frvbf_model_fr500_u_media_dual_expand): New function.
1681 (frvbf_model_fr500_u_media_dual_unpack): New function.
1682 (frvbf_model_fr500_u_media_dual_btoh): New function.
1683 (frvbf_model_fr500_u_media_dual_htob): New function.
1684 (frvbf_model_fr500_u_media_dual_btohe): New function.
1685 (frv_ref_SI): New function.
1686 * cache.h (FRV_CACHE): Add memory_latency field.
1687 * cache.c (frv_cache_init): Initialize memory_latency.
1688 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1689
16901999-12-17 Dave Brolley <brolley@cygnus.com>
1691
1692 * sim-if.c (sim_open): Initialize insn prefetch and reset register.
1693 * options.c (OPTIONS_FRV_PROFILE_CACHE): New enumeration.
1694 (OPTIONS_FRV_PROFILE_PARALLEL): New enumeration.
1695 (OPTIONS_FRV_TIMER): New enumeration.
1696 (frv_options): Add --profile-cache, --profile-parallel, --timer.
1697 (frv_option_handler): Override common implementation of -p. Handle
1698 --profile-cache, --profile-parallel, --timer.
1699 * mloop.in (execute): Call profiling functions if the timer interrupt
1700 is enabled.
1701 (@cpu@_simulate_insn_prefetch): New function.
1702 (main loop): Call @cpu@_simulate_insn_prefetch.
1703 * interrupts.c (frv_queue_interrupt): Don't queue two external
1704 interrupts of the same priority.
1705 (frv_queue_external_interrupt): New function.
1706 (frv_external_interrupt): New function.
1707 (handle_interrupt): Handle external interrupts.
1708 (check_reset): New function.
1709 (frv_process_interrupts): Call check_reset.
1710 * frv.c: Include "bfd.h"
1711 (frvbf_h_psr_get_handler): Set the PIL field.
1712 (frvbf_h_psr_set_handler): Get the PIL field.
1713 (DUAL_REG): New macro.
1714 (DUAL_DOUBLE): New macro.
1715 (SET_USE_IS_FPOP): New macro.
1716 (SET_USE_NOT_FPOP): New macro.
1717 (USE_IS_FPOP): New macro.
1718 (SET_USE_IS_MEDIA): New macro.
1719 (SET_USE_NOT_MEDIA): New macro.
1720 (USE_IS_MEDIA_P1): New macro.
1721 (SET_USE_IS_MEDIA_P1): New macro.
1722 (SET_USE_NOT_MEDIA_P1): New macro.
1723 (SET_USE_IS_MEDIA_P2): New macro.
1724 (SET_USE_NOT_MEDIA_P2): New macro.
1725 (USE_IS_MEDIA_P2): New macro.
1726 (SET_ACC_USE_IS_MEDIA_P1): New macro.
1727 (SET_ACC_USE_NOT_MEDIA_P1): New macro.
1728 (ACC_USE_IS_MEDIA_P1): New macro.
1729 (SET_ACC_USE_IS_MEDIA_P2): New macro.
1730 (SET_ACC_USE_NOT_MEDIA_P2): New macro.
1731 (ACC_USE_IS_MEDIA_P2): New macro.
1732 (RESOURCE_IDIV): New macro.
1733 (RESOURCE_FDIV): New macro.
1734 (RESOURCE_SQRT): New macro.
1735 (fr_busy_adjust): New array.
1736 (acc_busy_adjust): New array.
1737 (apply_latency_adjustments): New function.
1738 (update_latencies): New function.
1739 (handle_wait_cycles): New function.
1740 (handle_resource_wait): New function.
1741 (update_target_latencies): New function.
1742 (frvbf_model_insn_before): Add resource latency to cycle counts.
1743 (frvbf_model_insn_after): Add resource latency to cycle counts.
1744 (update_GR_latency): New function.
1745 (update_GRdouble_latency): New function.
1746 (update_FR_latency): New function.
1747 (update_FRdouble_latency): New function.
1748 (decrease_ACC_busy): New function.
1749 (decrease_FR_busy): New function.
1750 (increase_FR_busy): New function.
1751 (update_ACC_latency): New function.
1752 (update_CCR_latency): New function.
1753 (update_idiv_resource_latency): New function.
1754 (update_fdiv_resource_latency): New function.
1755 (update_fsqrt_resource_latency): New function.
1756 (vliw_wait_for_GR): New function.
1757 (vliw_wait_for_GRdouble): New function.
1758 (vliw_wait_for_FR): New function.
1759 (vliw_wait_for_FRdouble): New function.
1760 (vliw_wait_for_CCR): New function.
1761 (vliw_wait_for_ACC): New function.
1762 (vliw_wait_for_idiv_resource): New function.
1763 (vliw_wait_for_fdiv_resource): New function.
1764 (vliw_wait_for_fsqrt_resource): New function.
1765 (enforce_full_fr_latency): New function.
1766 (frvbf_model_fr500_u_exec): New function.
1767 (frvbf_model_fr500_u_integer): New function.
1768 (frvbf_model_fr500_u_imul): New function.
1769 (frvbf_model_fr500_u_idiv): New function.
1770 (frvbf_model_fr500_u_branch): New function.
1771 (frvbf_model_fr500_u_set_hilo): New function.
1772 (frvbf_model_fr500_u_gr_load_store): New function.
1773 (frvbf_model_fr500_u_fr_load_store): New function.
1774 (frvbf_model_fr500_u_swap): New function.
1775 (frvbf_model_fr500_u_fr2fr): New function.
1776 (frvbf_model_fr500_u_fr2gr): New function.
1777 (frvbf_model_fr500_u_spr2gr): New function.
1778 (frvbf_model_fr500_u_gr2fr): New function.
1779 (frvbf_model_fr500_u_gr2spr): New function.
1780 (post_wait_for_FR): New function.
1781 (post_wait_for_FRdouble): New function.
1782 (post_wait_for_ACC): New function.
1783 (post_wait_for_CCR): New function.
1784 (post_wait_for_fdiv): New function.
1785 (post_wait_for_fsqrt): New function.
1786 (adjust_float_register_busy): New function.
1787 (adjust_double_register_busy): New function.
1788 (restore_float_register_busy): New function.
1789 (restore_double_register_busy): New function.
1790 (frvbf_model_fr500_u_float_arith): New function.
1791 (frvbf_model_fr500_u_float_dual_arith): New function.
1792 (frvbf_model_fr500_u_float_div): New function.
1793 (frvbf_model_fr500_u_float_sqrt): New function.
1794 (frvbf_model_fr500_u_float_compare): New function.
1795 (frvbf_model_fr500_u_float_dual_compare): New function.
1796 (frvbf_model_fr500_u_float_convert): New function.
1797 (frvbf_model_fr500_u_media): New function.
1798 (frvbf_model_fr500_u_barrier): New function.
1799 (frvbf_model_fr500_u_membar): New function.
1800 * frv-sim.h (LEUINT): New macro.
1801 (GET_HSR0_SA): New macro.
1802 (struct frv_interrupt_timer): New struct.
1803 (struct frv_interrupt_state): Add timer fiield.
1804 (frv_queue_external_interrupt): New function.
1805 (frv_external_interrupt): New function.
1806 (frv_profile_info): New function.
1807 (PROFILE_CACHE_IDX): New enumerator.
1808 (PROFILE_PARALLEL_IDX): New enumerator.
1809 (PROFILE_cache): New macro.
1810 (PROFILE_parallel): New macro.
1811 (WITH_PROFILE_CACHE_P): New macro.
1812 (WITH_PROFILE_PARALLEL_P): New macro.
1813 * cache.h (FRV_CACHE): Add last_was_hit field.
1814 * cache.c (get_tag): Use new last_was_hit field.
1815 (frv_cache_read): Ditto.
1816 (frv_cache_write): Ditto.
1817 * arch.h,cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1818
18191999-12-13 Dave Brolley <brolley@cygnus.com>
1820
1821 * frv.c (frvbf_h_spr_set_handler): Handle accumulator guards.
1822 (frvbf_clear_all_accumulators): Pass frvbf_h_acc40S_set to
1823 sim_queue_fn_di_write.
1824 (frvbf_media_cut_ss): New function.
1825 * frv-sim.h (frvbf_media_cut_ss): New function.
1826 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1827
18281999-12-13 Dave Brolley <brolley@cygnus.com>
1829
1830 * pipeline.c (check_insn_major_constraints): F-4, F-8 and M-8 have
1831 no constraints.
1832 * interrupts.c (frv_queue_illegal_instruction_interrupt): Use
1833 FRV_IS_FLOAT_INSN and FRV_IS_MEDIA_INSN.
1834 (frv_detect_insn_access_interrupts): Use FRV_IS_FLOAT_INSN and
1835 FRV_IS_MEDIA_INSN.
1836 * frv.c (frvbf_model_simple_u_exec): New function.
1837 * frv-sim.h (FRV_IS_FLOAT_INSN): Range includes F-8.
1838 (FRV_IS_MEDIA_INSN): Range includes M-8.
1839
1840 * Makefile.in (stamp-cpu): add 'simple' to the list of machines.
1841 * arch.c,arch.h,cpu.h,cpuall.h,decode.c,decode.h,model.c,sem.c:
1842 Regenerate.
1843
18441999-12-10 Dave Brolley <brolley@cygnus.com>
1845
1846 * traps.c (check_registers_available): New function.
1847 (clear_ne_flags): Generate register_exception if register(s) not
1848 available.
1849 (frvbf_commit): Generate register_exception if register(s) not
1850 available.
1851 * interrupts.c (frv_program_or_software_interrupt): No need to copy
1852 GR4-GR7 to SR0-SR4.
1853 * frv.c (frvbf_h_psr_set_handler): Special handling for PSR.S and
1854 PSR.ESR.
1855 (frvbf_h_psr_s_set_handler): New function.
1856 (frvbf_h_psr_esr_set_handler): New function.
1857 (frvbf_switch_supervisor_user_context): New function.
1858 (frvbf_scan_result): Reflect latest ISA.
1859 * frv-sim.h (frvbf_h_psr_s_set_handler): New function.
1860 (frvbf_h_psr_esr_set_handler): New function.
1861 (frvbf_switch_supervisor_user_context): New function.
1862 (GET_HSR0_FRN): New Macro.
1863 (GET_HSR0_GRN): New Macro.
1864 (GET_HSR0_FRHE): New Macro.
1865 (GET_HSR0_FRLE): New Macro.
1866 (GET_HSR0_GRHE): New Macro.
1867 (GET_HSR0_GRLE): New Macro.
1868 (frv_ec): New value for FRV_EC_COMMIT_EXCEPTION.
1869 (GET_ESFR): New bit ordering.
1870 (SET_ESFR): New bit ordering.
1871 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1872
18731999-12-10 Michael Meissner <meissner@cygnus.com>
1874
1875 * Makefile.in (sim-if.o): Add eng.h dependency.
1876
18771999-12-09 Dave Brolley <brolley@cygnus.com>
1878
1879 * mloop.in (execute): Pass sc->first_insn_p to @cpu@_model_insn_before.
1880 Pass sc->last_insn_p to @cpu@_model_insn_before.
1881 (main loop): Compute sc->first_insn_p.
1882 * frv.c (frvbf_model_insn_before): Set state variables.
1883 (frvbf_model_insn_after): Count basic cycles. Set state variables.
1884 (frvbf_model_fr500_u_integer): Remove.
1885 * arch.h,cpu.h,decode.h,model.c: Regenerate.
1886
18871999-12-07 Dave Brolley <brolley@cygnus.com>
1888
1889 * sim-main.h (cache.h): Include it.
1890 (insn_cache): New member.
1891 (data_cache): New member.
1892 (CPU_INSN_CACHE): New macro.
1893 (CPU_DATA_CACHE): New macro.
1894 * sim-if.c (WANT_CPU): New macro.
1895 (WANT_CPU_FRVBF): New macro.
1896 (sim_open): Call sim_add_option_table. Call frv_cache_init for the
1897 data and insn caches for each cpu.
1898 (sim_close): Call frv_cache_term for the insn and data caches of each
1899 cpu.
1900 * mloop.in (extract): Read insn from the cache.
1901 (main loop): Access the insn cache in order to maintain stats.
1902 * memory.c (data_non_cache_access): New function.
1903 (insn_non_cache_access): New function.
1904 (frvbf_read_mem_QI): Attempt to read from the cache first.
1905 (frvbf_read_mem_UQI): Ditto.
1906 (frvbf_read_mem_HI): Ditto.
1907 (frvbf_read_mem_UHI): Ditto.
1908 (frvbf_read_mem_SI): Ditto.
1909 (frvbf_read_mem_DI): Ditto.
1910 (frvbf_read_mem_DF): Ditto.
1911 (frvbf_read_imem_USI): New function.
1912 (frvbf_write_mem_QI): Write through the cache is it is enabled.
1913 (frvbf_write_mem_UQI): Ditto.
1914 (frvbf_write_mem_HI): Ditto.
1915 (frvbf_write_mem_UHI): Ditto.
1916 (frvbf_write_mem_SI): Ditto.
1917 (frvbf_write_mem_DI): Ditto.
1918 (frvbf_write_mem_DF): Ditto.
1919 (frvbf_mem_set_QI): New function.
1920 (frvbf_mem_set_HI): New function.
1921 (frvbf_mem_set_SI): New function.
1922 (frvbf_mem_set_DI): New function.
1923 (frvbf_mem_set_DF): New function.
1924 (frvbf_mem_set_XI): New function.
1925 * interrupts.c (frv_save_data_written_for_interrupts): Handle
1926 CGEN_FN_MEM_QI_WRITE,
1927 CGEN_FN_MEM_HI_WRITE, CGEN_FN_MEM_SI_WRITE, CGEN_FN_MEM_DI_WRITE,
1928 CGEN_FN_MEM_DF_WRITE, CGEN_FN_MEM_XI_WRITE.
1929 * frv.c (frvbf_load_quad_GR): Call frvbf_read_mem_SI.
1930 Call sim_queue_fn_mem_xi_write.
1931 (frvbf_load_quad_FRint): Call frvbf_read_mem_SI.
1932 Call sim_queue_fn_mem_xi_write.
1933 (frvbf_load_quad_CPR): Call frvbf_read_mem_SI.
1934 Call sim_queue_fn_mem_xi_write.
72f4393d
L		 1935 (frvbf_insn_cache_preload): New function.
1936 (frvbf_data_cache_preload): New function.
1937 (frvbf_insn_cache_unlock): New function.
1938 (frvbf_data_cache_unlock): New function.
1939 (frvbf_insn_cache_invalidate): New function.
1940 (frvbf_data_cache_invalidate): New function.
1941 (frvbf_data_cache_flush): New function.
b34f6357
DB		 1942 * frv-sim.h (sim-options.h): Include it.
1943 (GET_HSR0): New macro.
72f4393d
L		 1944 (SET_HSR0): New macro.
1945 (GET_HSR0_ICE): New macro.
1946 (SET_HSR0_ICE): New macro.
1947 (GET_HSR0_DCE): New macro.
1948 (SET_HSR0_DCE): New macro.
1949 (GET_HSR0_CBM): New macro.
1950 (GET_HSR0_RME): New macro.
1951 (GET_IHSR8): New macro.
1952 (GET_IHSR8_NBC): New macro.
b34f6357
DB		 1953 (frvbf_insn_cache_preload): New function.
1954 (frvbf_data_cache_preload): New function.
1955 (frvbf_insn_cache_unlock): New function.
1956 (frvbf_data_cache_unlock): New function.
1957 (frvbf_insn_cache_invalidate): New function.
1958 (frvbf_data_cache_invalidate): New function.
1959 (frvbf_data_cache_flush): New function.
1960 (insn_non_cache_access): New function.
1961 (frvbf_read_imem_USI): New function.
1962 (frvbf_mem_set_QI): New function.
1963 (frvbf_mem_set_HI): New function.
1964 (frvbf_mem_set_SI): New function.
1965 (frvbf_mem_set_DI): New function.
1966 (frvbf_mem_set_DF): New function.
1967 (frvbf_mem_set_XI): New function.
1968 (frv_options): FRV specific command line options.
1969 * Makefile.in (SIM_OBJS): Add options.o and cache.o.
1970 (SIM_EXTRA_DEPS): Add $(sim-options_h).
1971 (cache.o): New target.
1972 (options.o): New target.
1973 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1974 * cache.h: New file.
1975 * cache.c: New file.
1976 * options.c: New file.
1977
19781999-11-29 Dave Brolley <brolley@cygnus.com>
1979
1980 * traps.c (frvbf_check_non_excepting_load): Use new NE_FLAG macros.
1981 (frvbf_check_non_excepting_divide): Ditto.
1982 (clear_ne_flags): Ditto
1983 (frvbf_commit): Ditto.
1984 * pipeline.c (frv_pipeline_add_insn): Clear the NE index for all insns.
1985 * mloop.in (_parallel_write_init): Clear NE flags here.
1986 * interrupts.c (frv_queue_fp_exception_interrupt): Set NE flags here
1987 for non excepting insns. Also check for masked interrupts here.
1988 (frv_process_interrupts): Write NE flags here.
1989 (set_fp_exception_registers): No longer check for masked interrupts
1990 here.
1991 (check_for_compound_interrupt): No need to worry about masked
1992 interrupts.
1993 * frv-sim.h (frv_interrupt_state): Add f_ne_flags member.
1994 (GET_NE_FLAGS): New macro.
1995 (SET_NE_FLAGS): New macro.
1996 (GET_NE_FLAG): Operate on accumulated argument.
1997 (SET_NE_FLAG): Operate on accumulated argument.
1998 (CLEAR_NE_FLAG): Operate on accumulated argument.
1999 * Makefile.in (FRVBF_INCLUDE_DEPS): Add $(SIM_EXTRA_DEPS)
2000 (frv.o): Correct dependencies.
2001 (traps.o): Ditto.
2002 (pipeline.o): Ditto.
2003 (interrupts.o): Ditto.
2004 (memory.o): Ditto.
2005 * sem.c: Regenerate.
2006
20071999-11-26 Dave Brolley <brolley@cygnus.com>
2008
2009 * traps.c (frvbf_fpu_error): Only call frv_queue_fp_exception if
2010 there is an exception indicated in the mask.
2011 * pipeline.c (frv_pipeline_add_insn): Clear ne_index in the interrupt
2012 state when adding a floating point insn to the pipeline.
2013 * interrupts.c (set_fp_exception_registers): Set NE flag for
2014 non-excepting insns.
2015 * frv-sim.h (frvbf_h_fr_double_get_handler): Mode of data is DF.
2016 (frvbf_h_fr_double_set_handler): Mode of data is DF.
2017 (frvbf_h_fr_int_get_handler): New function.
2018 (frvbf_h_fr_int_set_handler): New function.
2019 (frvbf_set_ne_index): New function.
2020 (NE_NOFLAG): New macro.
2021 (frv_interrupt_state): Add ne_index member.
2022 * frv.c (frvbf_h_fr_double_get_handler): Mode of data is DF.
2023 (frvbf_h_fr_double_set_handler): Mode of data is DF.
2024 (frvbf_h_fr_int_get_handler): New function.
2025 (frvbf_h_fr_int_set_handler): New function.
2026 (frvbf_set_ne_index): New function.
2027 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2028
20291999-11-24 Dave Brolley <brolley@cygnus.com>
2030
2031 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2032
20331999-11-23 Dave Brolley <brolley@cygnus.com>
2034
2035 * frv-sim.h (frvbf_media_cut): New function.
2036 * frv.c (frvbf_media_cut): New function.
2037 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2038
20391999-11-22 Dave Brolley <brolley@cygnus.com>
2040
2041 * frv-sim.h (frvbf_clear_all_accumulators): New function.
2042 * frv.c.h (frvbf_clear_all_accumulators): New function.
2043 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2044
20451999-11-18 Dave Brolley <brolley@cygnus.com>
2046
2047 * pipeline.c (frv_pipeline_add_insn): Only clear MSR0 and FSR0 fields
2048 if this is the first insn of its class in the pipeline.
2049 * frv-sim.h (frvbf_media_register_not_aligned): New function.
2050 * traps.c (frvbf_media_register_not_aligned): New function.
2051 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2052
20531999-11-17 Dave Brolley <brolley@cygnus.com>
2054
2055 * pipeline.c (frv_pipeline_add_insn): Clear MSRx.SIE fields.
2056 * frv-sim.h (OR_MSR_SIE): New macro.
2057 (CLEAR_MSR_SIE): New macro.
2058 (frvbf_media_overflow): Now takes sie argument.
2059 (frv_set_mp_exception_registers): Now takes sie argument.
2060 * interrupts.c (frv_set_mp_exception_registers): Now takes sie argument.
2061 Set MSRx.SIE field.
2062 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2063
20641999-11-15 Dave Brolley <brolley@cygnus.com>
2065
2066 * traps.c (frv_mtrap): New function.
2067 (frvbf_media_cr_not_aligned): New function.
2068 (frvbf_media_acc_not_aligned): New function.
2069 (frvbf_media_overflow): New function.
2070 * pipeline.c (frv_pipeline_add_insn): Clear MSR fields.
2071 * interrupts.c: Call frv_set_mp_exception_registers.
2072 (frv_set_mp_exception_registers): New function.
2073 * frv-sim.h (frv_msr_mtt): New enumeration.
2074 (GET_MSR): New macro.
2075 (SET_MSR): New macro.
2076 (GET_MSR_AOVF): New macro.
2077 (SET_MSR_AOVF): New macro.
2078 (GET_MSR_OVF): New macro.
2079 (SET_MSR_OVF): New macro.
2080 (CLEAR_MSR_OVF): New macro.
2081 (GET_MSR_MTT): New macro.
2082 (SET_MSR_MTT): New macro.
2083 (frv_set_mp_exception_registers): New function.
2084 (frv_mtrap): New function.
2085 (FRV_IS_MEDIA_INSN): New macro.
2086 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2087
20881999-11-10 Dave Brolley <brolley@cygnus.com>
2089
2090 * sim-main.h (_sim_cpu): Add debug_state member.
2091 * mloop.in (_parallel_write_queued): Clear data_written.length.
2092 * interrupts.c (frv_interrupt_table): Offset of BREAK_EXCEPTION
2093 handler is 0xff.
2094 (frv_queue_break_interrupt): New function.
2095 (frv_break_interrupt): New function.
2096 (handle_interrupt): Handle break_interrupt.
2097 (frv_non_operating_interrupt): Now takes interrupt_kind.
2098 * frv-sim.h (frv_queue_break_interrupt): New function.
2099 (frv_break_interrupt): New function.
2100 (frv_break): New function.
2101 (frv_non_operating_interrupt): Now takes interrupt_kind.
2102 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2103
21041999-11-09 Dave Brolley <brolley@cygnus.com>
2105
2106 * pipeline.c (frv_pipeline_add_insn): Clear FSR0.FTT when adding
2107 a floating point insn.
2108 * traps.c (frvbf_fpu_error): Map fpu status to frv interrupts.
2109 * interrupts.c (frv_queue_illegal_instruction_interrupt): Call
2110 frv_queue_fp_exception_interrupt.
2111 (frv_queue_fp_exception_interrupt): New function.
2112 (next_available_fq): New function.
2113 (set_fp_exception_registers): New function.
2114 (set_exception_status_registers): Now returns 1 if interrupt not masked.
2115 (check_for_compound_interrupt): Now returns NULL if interrupt masked.
2116 (frv_program_interrupt): Don't process interrupt if it is masked.
2117 * frv.c (frvbf_h_fr_double_get_handler): Call
2118 frv_queue_fp_exception_interrupt.
2119 (frvbf_h_fr_double_set_handler): Call frv_queue_fp_exception_interrupt.
2120 (frvbf_h_fr_quad_set_handler): Call frv_queue_fp_exception_interrupt.
2121 (frvbf_store_quad_FRint): Call frv_queue_fp_exception_interrupt.
2122 * frv-sim.h: Get/set hardware directly in GET/SET macros.
2123 (frv_fp_exception_info): New struct type.
2124 (frv_interrupt_queue_element): Add fp_info member.
2125 (frv_fsr_traps): New enumeration.
2126 (frv_fsr_ftt): New enumeration.
2127 (frv_sie): New enumeration.
2128 (frv_miv): New enumeration.
2129 (GET_FSR): New macro.
2130 (SET_FSR): New macro.
2131 (GET_FSR_TEM): New macro.
2132 (SET_FSR_QNE): New macro.
2133 (SET_FSR_FTT): New macro.
2134 (GET_FSR_AEXC): New macro.
2135 (SET_FSR_AEXC): New macro.
2136 (GET_FQ): New macro.
2137 (SET_FQ): New macro.
2138 (SET_FQ_OPC): New macro.
2139 (SET_FQ_MIV): New macro.
2140 (SET_FQ_SIE): New macro.
2141 (SET_FQ_FTT): New macro.
2142 (SET_FQ_CEXC): New macro.
2143 (GET_FQ_VALID): New macro.
2144 (SET_FQ_VALID): New macro.
2145 (frv_queue_fp_exception_interrupt): New function.
2146 (FRV_IS_FLOAT_INSN): New macro.
2147
21481999-11-04 Dave Brolley <brolley@cygnus.com>
2149
2150 * traps.c (frvbf_fpu_error): No floating point errors need to be
2151 detected.
2152 * interrupts.c (clear_exception_status_registers): Clear 'valid' fields
2153 of the ESR registers too.
2154 (set_exception_status_registers): Don't set EAR for any precise
2155 interrupts. Register index should be 1 for insns in PIPE_I1. Clear
2156 ESR.EAV and ESR.EDV if not setting them. Set ESR.VALID.
2157 (non_operating_interrupt): No need for return code.
2158 (frv_program_or_software_interrupt): Process interrupt regardless
2159 of operating mode. If PSR.ET was not set at the start of processing,
2160 then stop the simulation with a message.
2161 (frv_save_data_written_for_interrupts): Handle CGEN_FN_XI_WRITE and
2162 CGEN_MEM_XI_WRITE.
2163 * frv.c (frvbf_h_gr_quad_set_handler): New function.
2164 (frvbf_h_fr_quad_set_handler): New function.
2165 (frvbf_h_cpr_quad_set_handler): New function.
2166 (frvbf_load_quad_GR): Renamed from frvbf_load_multiple_GR. Use new
2167 sim_queue_fn_xi_write.
2168 (frvbf_load_quad_FRint): Renamed from frvbf_load_multiple_GR. Use new
2169 sim_queue_fn_xi_write.
2170 (frvbf_load_quad_CPR): Renamed from frvbf_load_multiple_GR. Use new
2171 sim_queue_fn_xi_write.
2172 (frvbf_store_quad_GR): Renamed from frvbf_store_multiple_GR. Use new
2173 sim_queue_mem_xi_write.
2174 (frvbf_store_quad_FRint): Renamed from frvbf_store_multiple_GR. Use new
2175 sim_queue_mem_xi_write.
2176 (frvbf_store_quad_CPR): Renamed from frvbf_store_multiple_GR. Use new
2177 sim_queue_mem_xi_write.
2178 * frv-sim.h (frvbf_h_gr_quad_set_handler): New function.
2179 (frvbf_h_fr_quad_set_handler): New function.
2180 (frvbf_h_cpr_quad_set_handler): New function.
2181 (SET_ESR_VALID): New macro.
2182 (CLEAR_ESR_VALID): New macro.
2183 (CLEAR_ESR_EAV): New macro.
2184 (CLEAR_ESR_EDV): New macro.
2185 * sem.c: Regenerate.
2186
21871999-11-02 Dave Brolley <brolley@cygnus.com>
2188
2189 * traps.c (frv_core_signal): Call
2190 frv_queue_mem_address_not_aligned_interrupt.
2191 * mloop.in (_parallel_write_queued): Call
2192 frv_save_data_written_for_interrupts.
2193 * frv.c (frvbf_h_gr_double_get_handler): Call
2194 frv_queue_register_exception_interrupt.
2195 (frvbf_h_cpr_double_get_handler): Call
2196 frv_queue_register_exception_interrupt.
2197 (frvbf_h_cpr_double_set_handler): Call
2198 frv_queue_register_exception_interrupt.
2199 (frvbf_load_multiple_GR): Call
2200 frv_queue_register_exception_interrupt.
2201 (frvbf_store_multiple_GR): Call
2202 frv_queue_register_exception_interrupt.
2203 (frvbf_load_multiple_CPR): Call
2204 frv_queue_register_exception_interrupt.
2205 (frvbf_store_multiple_CPR): Call
2206 frv_queue_register_exception_interrupt.
2207 (frvbf_h_tbr_get_handler): Fix TBR.TBA mask.
2208 * interrupts.c (frv_queue_software_interrupt): Now returns interrupt
2209 queue element.
2210 (frv_queue_program_interrupt): Now returns interrupt queue element.
2211 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
2212 element.
2213 (frv_queue_interrupt): Now returns interrupt queue element.
2214 (frv_queue_register_exception_interrupt): New function.
2215 (frv_queue_mem_address_not_aligned_interrupt): New function.
2216 (frv_save_data_written_for_interrupts): New function.
2217 (next_available_edr): EDR registers available in blocks of 4.
2218 (clear_exception_status_registers): New function.
2219 (set_exception_status_registers): Pass esr to SET_ESR* macros.
2220
2221 * frv-sim.h (struct frv_data_written): New struct type.
2222 (frv_interrupt_queue_element): Add data_written member.
2223 (frv_queue_software_interrupt): Now returns interrupt queue element.
2224 (frv_queue_program_interrupt): Now returns interrupt queue element.
2225 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
2226 element.
2227 (frv_queue_interrupt): Now returns interrupt queue element.
2228 (frv_queue_register_exception_interrupt): New function.
2229 (frv_queue_mem_address_not_aligned_interrupt): New function.
2230 (frv_save_data_written_for_interrupts): New function.
2231
22321999-10-27 Dave Brolley <brolley@cygnus.com>
2233
2234 * interrupts.c (ITABLE_ENTRY): New macro.
2235 (frv_interrupt_table): Add exception codes.
2236 (next_available_esr): New function.
2237 (next_available_edr): New function.
2238 (set_edr_register): New function.
2239 (set_exception_status_registers): New function.
2240 (check_for_compound_interrupt): Record information on all interrupts
2241 found.
2242 (frv_program_interrupt): Always call check_for_compound_interrupt.
2243 * frv.c (frvbf_h_pc_set_handler): Removed.
2244 (frvbf_h_spr_get_handler): Handle LR register.
2245 (frvbf_h_spr_set_handler): Handle LR register.
2246 (frvbf_h_lr_get_handler): New function.
2247 (frvbf_h_lr_set_handler): New function.
2248 * frv-sim.h (frvbf_h_lr_get_handler): New function.
2249 (frvbf_h_lr_set_handler): New function.
2250 (frv_ec): New enumeration.
2251 (frv_interrupt): Add frv_ec field.
2252 (frv_rec): New enumeration.
2253 (frv_daec): New enumeration.
2254 (frv_interrupt_queue_element): Add eaddress, rec, iaec, daec fields.
2255 (SET_ESR_EC): New macro.
2256 (SET_ESR_REC): New macro.
2257 (SET_ESR_IAEC): New macro.
2258 (SET_ESR_DAEC): New macro.
2259 (SET_ESR_EAV): New macro.
2260 (GET_ESR_EDV): New macro.
2261 (SET_ESR_EDV): New macro.
2262 (GET_ESR_EDN): New macro.
2263 (SET_ESR_EDN): New macro.
2264 (GET_ESR): New macro.
2265 (SET_ESR): New macro.
2266 (SET_EPCR): New macro.
2267 (SET_EAR): New macro.
2268 (SET_EDR): New macro.
2269 (GET_ESFR): New macro.
2270 (SET_ESFR): New macro.
2271 * cpu.c,cpu.h,sem.c: Rebuild.
2272
22731999-10-26 Dave Brolley <brolley@cygnus.com>
2274
2275 * traps.c (frvbf_check_non_excepting_load): Only set NESR, NECR, NEEAR
2276 if mach is frv.
2277 (clear_nesr_neear): Only execute if mach is frv.
2278
22791999-10-22 Dave Brolley <brolley@cygnus.com>
2280
2281 * sim-main.h (sim_cpu): Add pipeline.
2282 (CPU_PIPELINE): New macro.
2283 * mloop.in (_parallel_write_queued): Maintain pc in cpu during writes.
2284 (main loop): Maintain pc in cpu.
2285 * frv-sim.h (frv_queue_software_interrupt): New interface.
2286 (frv_queue_program_interrupt): New interface.
2287 (frv_queue_illegal_instruction_interrupt: New interface.
2288 (frv_queue_interrupt): New interface.
2289 (frv_detect_insn_access_interrupts): New interface.
2290 (frv_process_interrupts): New interface.
2291 (frv_program_interrupt): New interface.
2292 (frv_software_interrupt): New interface.
2293 (frv_program_or_software_interrupt): New interface.
2294 (FRV_PIPELINE): Moved from pipline.c.
2295 (frv_pipeline_reset): New interface.
2296 (frv_pipeline_add_insn): New interface.
2297 * interrupts.c (frv_queue_software_interrupt): New interface.
2298 (frv_queue_program_interrupt): New interface.
2299 (frv_queue_illegal_instruction_interrupt: New interface.
2300 (frv_queue_interrupt): New interface.
2301 (frv_detect_insn_access_interrupts): New interface.
2302 (frv_process_interrupts): New interface.
2303 (frv_program_interrupt): New interface.
2304 (frv_software_interrupt): New interface.
2305 (frv_program_or_software_interrupt): New interface.
2306 * frv.c: Use new interfaces.
2307 * pipeline.c: Use new interfaces.
2308 * traps.c: Use new interfaces.
2309 * memory.c: Use new interfaces.
2310 (frv_address_forbidden): No longer static.
2311
23121999-10-19 Dave Brolley <brolley@cygnus.com>
2313
2314 * traps.c (frvbf_check_non_excepting_load): Set NESR.DAEC, NESR.REC and
2315 NESR.EC.
2316 * mloop.in (_parallel_write_queued): Handle CGEN_FN_PC_WRITE.
2317 * frv.c (frvbf_h_pc_set_handler): New function.
2318 * interrupts.c (frv_detect_data_interrupt): Removed.
2319 (address_forbidden): Removed.
2320 * frv-sim.h (frv_detect_data_interrupt): Removed.
2321 (NESR_MEM_ADDRESS_NOT_ALIGNED): New macro.
2322 (NESR_REGISTER_NOT_ALIGNED): New macro.
2323 (NESR_UQI_SIZE): New macro.
2324 (NESR_QI_SIZE): New macro.
2325 (NESR_UHI_SIZE): New macro.
2326 (NESR_HI_SIZE): New macro.
2327 (NESR_SI_SIZE): New macro.
2328 (NESR_DI_SIZE): New macro.
2329 (NESR_XI_SIZE): New macro.
2330 (GET_NESR_DAEC): New macro.
2331 (SET_NESR_DAEC): New macro.
2332 (GET_NESR_REC): New macro.
2333 (SET_NESR_REC): New macro.
2334 (GET_NESR_EC): New macro.
2335 (SET_NESR_EC): New macro.
2336 (frvbf_read_mem_QI): New function.
2337 (frvbf_read_mem_UQI): New function.
2338 (frvbf_read_mem_HI): New function.
2339 (frvbf_read_mem_UHI): New function.
2340 (frvbf_read_mem_SI): New function.
2341 (frvbf_read_mem_WI): New function.
2342 (frvbf_read_mem_DI): New function.
2343 (frvbf_read_mem_DF): New function.
2344 (frvbf_write_mem_QI): New function.
2345 (frvbf_write_mem_UQI): New function.
2346 (frvbf_write_mem_HI): New function.
2347 (frvbf_write_mem_UHI): New function.
2348 (frvbf_write_mem_SI): New function.
2349 (frvbf_write_mem_WI): New function.
2350 (frvbf_write_mem_DI): New function.
2351 (frvbf_write_mem_DF): New function.
2352 * Makefile.in (SIM_OBJS): Add memory.o.
2353 * cpu.c,cpu.h,sem.c: Rebuild.
2354
23551999-10-18 Dave Brolley <brolley@cygnus.com>
2356
2357 * sim-if.c (sim_open): Use a real fpu error function.
2358 * pipeline.c (frv_pipeline_add_insn): Don't add invalid insns.
2359 * mloop.in (_parallel_write_queued): Clear queue after writing.
2360 * interrupts.c (check_for_compound_interrupt): New function.
2361 (non_operating_interrupt): New function.
2362 * frv-sim.h (frvbf_h_gr_double_get_handler): New function.
2363 (frvbf_h_gr_double_set_handler): New function.
2364 (frvbf_h_fr_double_get_handler): New function.
2365 (frvbf_h_fr_double_set_handler): New function.
2366 (frvbf_h_cpr_double_get_handler): New function.
2367 (frvbf_h_cpr_double_set_handler): New function.
2368 (frv_interrupt_queue_element): New struct type.
2369 (frv_queue_program_interrupt): Now takes pc.
2370 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2371 (frv_queue_interrupt): Now takes pc.
2372 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2373 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2374 (frvbf_division_exception): New function.
2375 (frvbf_fpu_error): New function.
2376 (frvbf_load_multiple_GR): New function.
2377 (frvbf_load_multiple_FR): New function.
2378 (frvbf_load_multiple_CPR): New function.
2379 * frv.c (frvbf_h_gr_double_get_handler): New function.
2380 (frvbf_h_gr_double_set_handler): New function.
2381 (frvbf_h_fr_double_get_handler): New function.
2382 (frvbf_h_fr_double_set_handler): New function.
2383 (frvbf_h_cpr_double_get_handler): New function.
2384 (frvbf_h_cpr_double_set_handler): New function.
2385 (frv_interrupt_queue_element): New struct type.
2386 (frv_queue_program_interrupt): Now takes pc.
2387 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2388 (frv_queue_interrupt): Now takes pc.
2389 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2390 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2391 (frvbf_fpu_error): New function.
2392 (frvbf_load_multiple_GR): New function.
2393 (frvbf_load_multiple_FR): New function.
2394 (frvbf_load_multiple_CPR): New function.
2395 * traps.c (frvbf_division_exception): New function.
2396 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2397
23981999-10-12 Dave Brolley <brolley@cygnus.com>
2399
2400 * mloop.in (new_vpc): New variable.
2401 (main loop): Call frv_detect_insn_access_interrupts. Call
2402 frv_detect_data_interrupts.
2403 * interrupts.c (access_queued_to): New function.
2404 (frv_detect_data_interrupts): New function.
2405 (frv_detect_insn_access_interrupts): New function.
2406 (frv_program_or_software_interrupt): Set PSR.S.
2407 * frv-sim.h (frv_detect_data_interrupts): New function.
2408 (frv_detect_insn_interrupts): New function.
2409
24101999-10-07 Dave Brolley <brolley@cygnus.com>
2411
2412 * frv-sim.h (frvbf_h_gr_hi_get_handler): New function.
2413 (frvbf_h_gr_hi_set_handler): New function.
2414 (frvbf_h_gr_lo_get_handler): New function.
2415 (frvbf_h_gr_lo.set_handler): New function.
2416 * frv.c (frvbf_h_gr_hi_get_handler): New function.
2417 (frvbf_h_gr_hi_set_handler): New function.
2418 (frvbf_h_gr_lo_get_handler): New function.
2419 (frvbf_h_gr_lo.set_handler): New function.
2420 (frvbf_model_fr500_u_integer): New function.
2421 * arch.h,cpu.h,cpu.c,decode.h,decode.c,model.c,sem.c: Rebuild.
2422
24231999-10-04 Dave Brolley <brolley@cygnus.com>
2424
2425 * traps.c: Use sim_engine_abort.
2426 * pipeline.c (frv_pipeline): Add field for insn major.
2427 (add_next_to_pipe): Return address of matching pipeline.
2428 (find_major_in_pipeline): New function.
2429 (check_insn_major_constraints: New function.
2430 (frv_pipeline_add_insn): Add checks for insn major constraints.
2431 * interrupts.c (frv_process_interrupts): Use sim_engine_abort.
2432 * frv.c (frvbf_h_spr_get_handler): No need to abort.
2433
2434Thu Sep 30 18:10:25 1999 Dave Brolley <brolley@cygnus.com>
2435
2436 * pipeline.c: New file.
2437 * mloop.in (main loop): Call frv_pipeline_reset.
2438 Call frv_pipeline_add_insn.
2439 * frv-sim.h (frv_pipeline_reset): New function.
2440 (frv_pipeline_add_insn): New function.
2441 * Makefile.in (SIM_OBJS): Add pipeline.o
2442
24431999-09-29 Doug Evans <devans@casey.cygnus.com>
2444
2445 * sem.c: Rebuild.
2446 * traps.c (sim_engine_invalid_insn): New arg `vpc'. Change type of
2447 result to SEM_PC. Return vpc.
2448
2449Wed Sep 29 16:01:52 1999 Dave Brolley <brolley@cygnus.com>
2450
2451 * interrupts.c (frv_interrupt_table): DATA_STORE_ERROR is imprecise.
2452 (frv_queue_interrupt): Don't detect identical interrupts here.
2453
2454Wed Sep 29 14:49:52 1999 Dave Brolley <brolley@cygnus.com>
2455
2456 * interrupts.c: New file.
2457 * traps.c (sim_engine_invalid_insn): Return PC of next insn.
2458 (frv_software_interrupt): Moved to interrupts.c.
2459 (frv_itrap): New interface. Call frv_queue_software_interrupt.
2460 * mloop.in (@cpu@_parallel_write_init): set previous_vliw_pc.
2461 (@cpu@_perform_writeback): New function.
2462 (main loop): Call frv_process_interrupts.
2463 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2464 (frv_itrap): New interface.
2465 (frv_interrupt_class): New enumeration.
2466 (frv_interrupt_kind): New enumeration.
2467 (struct frv_interrupt): New struct type.
2468 (frv_interrupt_table): New table of interrupt information.
2469 (FRV_INTERRUPT_QUEUE_SIZE): New macro.
2470 (struct frv_interrupt_state): New struct type.
2471 (frv_interrupt_state): New global variable.
2472 (previous_vliw_pc): New global variable.
2473 (frv_queue_software_interrupt): New function.
2474 (frv_queue_program_interrupt): New function.
2475 (frv_queue_interrupt): New function.
2476 (frv_process_interrupts): New function.
2477 (frv_program_interrupt): New function.
2478 (frv_software_interrupt): New function.
2479 (frv_program_or_software_interrupt): New function.
2480 (frv_clear_interrupt_classes): New function.
2481 * frv.c (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2482 * Makefile.in (SIM_OBJS): Add interrupts.o
2483 * sem.c: Rebuild.
2484
24851999-09-25 Doug Evans <devans@casey.cygnus.com>
2486
2487 * cpu.h,cpuall.h,decode.c,sem.c: Rebuild.
2488
2489Tue Sep 21 17:16:47 1999 Dave Brolley <brolley@cygnus.com>
2490
2491 * mloop.in (main loop): Determine last insn from scache entry.
2492 * cpu.h: Rebuild.
2493 * cpuall.h: Rebuild.
2494
2495Tue Sep 14 14:21:31 1999 Dave Brolley <brolley@cygnus.com>
2496
2497 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): New flag.
2498 (NECR_ELOS): Define as unshifted value.
2499 (NECR_NEN): Define as unshifted value.
2500 (NECR_VALID): Define as unshifted value.
2501 (SET_NESR): Rewite to use post-write queue.
2502 (SET_NESR_VALID): Rewite to operate on argument.
2503 (SET_NESR_EAV): Rewite to operate on argument.
2504 (SET_NESR_FR): Rewite to operate on argument.
2505 (CLEAR_NESR_FR): Rewite to operate on argument.
2506 (SET_NESR_DRN): Rewite to operate on argument.
2507 (SET_NESR_SIZE): Rewite to operate on argument.
2508 (SET_NESR_NEAN): Rewite to operate on argument.
2509 (SET_NEEAR): Rewite to use post-write queue.
2510 (SET_NE_FLAG): Rewite to use post-write queue.
2511 (CLEAR_NE_FLAG): Rewite to use post-write queue.
2512 * traps.c (frv_software_interrupt): Rewite to use post-write queue.
2513 (frv_rett): Rewite to use post-write queue.
2514 (next_available_nesr): Rewrite to use new macro interfaces.
2515 (next_valid_nesr): Ditto.
2516 (frvbf_check_non_excepting_load): Ditto.
2517 (frvbf_check_recovering_store): Ditto.
2518 (clear_nesr_neear): Ditto.
2519 (clear_ne_flags): Ditto.
2520 * mloop.in (main loop): Update PCSR with address of next VLIW insn
2521 when flag is set.
2522 * frv.c (frvbf_h_spr_get_handler): Shift register fields here now.
2523 (frvbf_store_multiple_GR): Rewite to use post-write queue.
2524 (frvbf_store_multiple_FRint): Rewite to use post-write queue.
2525 (frvbf_store_multiple_CPR): Rewite to use post-write queue.
2526 * Makefile.in (frv.o): Depend on cgen-par.h.
2527
2528Fri Sep 10 17:03:15 1999 Dave Brolley <brolley@cygnus.com>
2529
2530 * frv-sim.h (frvbf_set_write_next_vliw_addr_to_LR): New function.
2531 (frvbf_write_next_vliw_addr_to_LR): New flag.
2532 * frv.c (frvbf_set_write_next_vliw_addr_to_LR): New function.
2533 * mloop.in: Only take the first branch in a VLIW insn. Set LR to the
2534 address of the next VLIW insn if flag is set.
2535 * cpu.h,decode.c,sem.c: Rebuild.
2536
2537Tue Sep 7 13:44:23 1999 Dave Brolley <brolley@cygnus.com>
2538
2539 * mloop.in: Limit parallel insns to MAX_PARALLEL_INSNS.
2540 * sem.c: Rebuild.
2541
25421999-09-02 Doug Evans <devans@casey.cygnus.com>
2543
2544 * configure: Regenerated to track ../common/aclocal.m4 changes.
2545
25461999-09-01 Doug Evans <devans@casey.cygnus.com>
2547
2548 * decode.c: Rebuild.
2549
2550Mon Aug 30 17:54:57 1999 Dave Brolley <brolley@cygnus.com>
2551
2552 * traps.c (frv_rett): New function.
2553 * frv.c (frvbf_h_spr_get_handler): Handle bpsr.
2554 (frvbf_h_spr_set_handler): Handle bpsr.
2555 (frvbf_h_bpsr_get_handler): New function.
2556 (frvbf_h_bpsr_set_handler): New function.
2557 * frv-sim.h (frv_rett): New function.
2558 (frvbf_h_bpsr_get_handler): New function.
2559 (frvbf_h_bpsr_set_handler): New function.
2560 * mloop.in: Read actual packing bit.
2561 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2562
2563Tue Aug 31 16:04:37 1999 Dave Brolley <brolley@cygnus.com>
2564
2565 * traps.c (WANT_CPU): New macro.
2566 (WANT_CPU_FRVBF): New macro.
2567 (frvbf_check_recovering_store): Use registers for source and queue
2568 writes.
2569 * mloop.in: New main loop for parallel support.
2570 (@cpu@_parallel_write_init): New function.
2571 (@cpu@_parallel_write_queued): New function.
2572 * frv-sim.h (set_icc_for_shift_left): New interface.
2573 (set_icc_for_shift_right): New interface.
2574 (frvbf_check_recovering_store): New interface.
2575 * frv.c (set_icc_for_shift_left): Pass and return icc value.
2576 (set_icc_for_shift_right): Pass and return icc value.
2577 (frvbf_check_recovering_store): New interface.
2578 * Makefile.in (FRV_OBJS): Add cgen-par.o.
2579 (stamp-mloop): Add cgen parallel options.
2580 (stamp-arch): Remove with-profile option.
2581 (stamp-cpu): Add cgen parallel options.
2582 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2583
25841999-08-28 Doug Evans <devans@casey.cygnus.com>
2585
2586 * cpu.h,decode.c,sem.c: Rebuild.
2587
2588Wed Aug 25 12:25:04 1999 Dave Brolley <brolley@cygnus.com>
2589
2590 * arch.h,cpu.h,decode.h,model.c,sem.c: Rebuild.
2591
2592Thu Aug 19 17:59:00 1999 Dave Brolley <brolley@cygnus.com>
2593
2594 * configure.in: fr500 now the default model.
2595 * configure: Regenerate.
2596 * frv.c: Change frv-1 to frv-gen.
2597 (frvbf_model_fr500_u_exec): New function.
2598 * Makefile.in (stamp-cpu): Use 'mach=frv,fr500' to build decoder.
2599 * mloop.in: Fix typos in comments.
2600 * arch.c,arch.h,cpu.h,cpuall.h,decode.h,model.c,sem.c: Rebuild.
2601
26021999-08-17 Dave Brolley <brolley@cygnus.com>
2603
2604 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2605
26061999-08-09 Doug Evans <devans@casey.cygnus.com>
2607
2608 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2609
26101999-08-04 Doug Evans <devans@casey.cygnus.com>
2611
2612 * cpu.h,cpuall.h,decode.c,model.c,sem.c: Rebuild.
2613
2614Fri Jul 16 14:50:15 1999 Dave Brolley <brolley@cygnus.com>
2615
2616 * frv.c (frvbf_fetch_register): Use GDB register number macros.
2617 (frvbf_store_register): Use GDB register number macros.
2618 (frvbf_cut): New function.
2619 * frv-sim.h (GR_REGNUM_MAX): New macro.
2620 (FR_REGNUM_MAX): New macro.
2621 (PC_REGNUM): New macro.
2622 (LR_REGNUM): New macro.
2623 (frvbf_cut): New function.
2624 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2625
26261999-07-15 Stan Shebs <shebs@andros.cygnus.com>
2627
2628 * frv.c (frvbf_fetch_register): Add ability to get LR register,
2629 add default for unhandled registers.
2630 (frvbf_store_register): Add ability to set LR register.
2631
26321999-07-14 Stan Shebs <shebs@andros.cygnus.com>
2633
2634 * frv.c (frvbf_fetch_register, frvbf_store_register): Fill in.
2635 (decode_gdb_dr_regnum): Remove, not used.
2636
26371999-07-13 Michael Meissner <meissner@cygnus.com>
2638
2639 * Makefile.in (SIM_EXTRA_FLAGS): Incorporate @sim_trapdump@.
2640
2641 * configure.in (--enable-sim-trapdump): New switch to make unknown
2642 traps dump the register contents, instead of doing the trap thing.
2643 * configure: Regenerate.
2644
2645 * frv-sim.h (TRAP_BREAKPOINT): Define as 81, so it can be used.
2646 (TRAP_REGDUMP{1,2}): Define to provide register dumping support
2647 temporarily.
2648
2649 * traps.h (toplevel): Include bfd.h, libiberity.h.
2650 (frv_itrap): Add support for --enable-sim-trapdump and traps 2,3
2651 dumping the registers.
2652
2653Thu Jul 8 10:57:39 1999 Dave Brolley <brolley@cygnus.com>
2654
2655 * Makefile.in (SIM_EXTRA_LIBS): Removed. libm no longer needed.
2656
2657Wed Jul 7 17:01:12 1999 Dave Brolley <brolley@cygnus.com>
2658
2659 * cpu.c,cpu.h,decode.c,model.c,sem.c: Rebuild.
2660
2661Tue Jul 6 16:12:18 1999 Dave Brolley <brolley@cygnus.com>
2662
2663 * frv.c (frvbf_square_root_SF): Removed.
2664 (frvbf_square_root_DF): Removed.
2665 (frvbf_h_fr_double_get_handler): Removed.
2666 (frvbf_h_fr_double_set_handler): Removed.
2667 (frvbf_h_fr_int_get_handler): Removed.
2668 (frvbf_h_fr_int_set_handler): Removed.
2669 * frv-sim.h (frvbf_square_root_SF): Removed.
2670 (frvbf_square_root_DF): Removed.
2671 (frvbf_h_fr_double_get_handler): Removed.
2672 (frvbf_h_fr_double_set_handler): Removed.
2673 (frvbf_h_fr_int_get_handler): Removed.
2674 (frvbf_h_fr_int_set_handler): Removed.
2675 * decode.c,decode.h,model.c,sem.c: Rebuild.
2676
26771999-07-05 Doug Evans <devans@casey.cygnus.com>
2678
2679 * Makefile.in (SIM_OBJS): Add cgen-fpu.o, cgen-accfp.o.
2680 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2681 * sim-if.c (sim_open): Initialize fpu.
2682 * frv-sim.h (SETMEMSF,SETMEMDF): Delete.
2683 * frv.c (frvbf_store_multiple_FRint): Replace frvbf_h_fr_int_get
2684 with frvbf_h_fr_get.
2685
2686Wed Jun 30 15:56:56 1999 Dave Brolley <brolley@cygnus.com>
2687
2688 * frv-sim.h (NESR_RANGE): New macro.
2689 (NO_NESR): New macro.
2690 (GET_NESR_VALID): New macro.
2691 (next_ne_index): Removed.
2692 * traps.c (next_available_nesr): New function.
2693 (next_valid_nesr): New function.
2694 (frvbf_check_non_excepting_load): Use next_available_nesr.
2695 (frvbf_check_recovering_store): Use next_available_nesr and
2696 next_valid_nesr.
2697 (clear_nesr_neear): Use next_available_nesr and next_valid_nesr.
2698 (frvbf_check_recovering_store): Only consider one matching register.
2699 * sem.c: Rebuild.
2700
2701Tue Jun 29 16:54:32 1999 Dave Brolley <brolley@cygnus.com>
2702
2703 * frv.c (frvbf_square_root_SF): New function.
2704 (frvbf_square_root_DF): New function.
2705 (frvbf_h_fr_double_get_handler): New function.
2706 (frvbf_h_fr_double_set_handler): New function.
2707 * frv-sim.h (frvbf_square_root_SF): New function.
2708 (frvbf_square_root_DF): New function.
2709 (frvbf_h_fr_double_get_handler): New function.
2710 (frvbf_h_fr_double_set_handler): New function.
2711 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c: Rebuild.
2712
27131999-06-28 Dave Brolley <brolley@cygnus.com>
2714
2715 * decode.c,decode.h,model.c,sem.c: Regenerate.
2716
2717Thu Jun 24 17:26:32 1999 Dave Brolley <brolley@cygnus.com>
2718
2719 * Makefile.in (SIM_EXTRA_LIBS): Add -lm.
2720 * frv-sim.h (frvbf_h_fr_int_get_handler): New function.
2721 (frvbf_h_fr_int_set_handler): New function.
2722 (frvbf_store_multiple_FRint): New function.
2723 (frvbf_square_root_SF): New function.
2724 * frv.c (frvbf_h_fr_int_get_handler): New function.
2725 (frvbf_h_fr_int_set_handler): New function.
2726 (frvbf_store_multiple_FRint): New function.
2727 (frvbf_square_root_SF): New function.
2728 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2729
27301999-06-23 Doug Evans <devans@casey.cygnus.com>
2731
2732 * Makefile.in (stamp-mloop): Delete -fast -pbb -switch args
2733 to genmloop.sh. Pass -scache instead.
2734 (mloop.o): Delete sem-switch.c dependency.
2735 (sem-switch.c): Delete rule.
2736 (stamp-cpu): Don't build sem-switch.c.
2737 * sem-switch.c: Delete.
2738 * mloop.in (xfull-exec-*): Fix call to execute.
2739 * tconfig.in (WITH_SCACHE_PBB): Define as 0.
2740
2741 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2742
2743Tue Jun 22 16:23:57 1999 Dave Brolley <brolley@cygnus.com>
2744
2745 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2746
2747Mon Jun 21 17:34:10 1999 Dave Brolley <brolley@cygnus.com>
2748
2749 * mloop.in (execute): Force gr0 to zero before each insn.
2750 * cpu.h,cpu.c,decode.c,sem.c,sem-switch.c: Regenerate.
2751
27521999-06-18 Doug Evans <devans@casey.cygnus.com>
2753
2754 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2755
2756Fri Jun 18 17:49:23 1999 Dave Brolley <brolley@cygnus.com>
2757
2758 * frv.c (frvbf_h_gr_get_handler): New function.
2759 (frvbf_h_gr_set_handler): New function:
2760 (frvbf_store-multiple_GR): New function:
2761 (frvbf_store-multiple_FR): New function:
2762 (frvbf_store-multiple_CPR): New function:
2763 * frv-sim.h (frvbf_h_gr_get_handler): New function.
2764 (frvbf_h_gr_set_handler): New function:
2765 (frvbf_store-multiple_GR): New function:
2766 (frvbf_store-multiple_FR): New function:
2767 (frvbf_store-multiple_CPR): New function:
2768 * traps.c (frv_itrap): Implement proper syscalls interface.
2769 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2770
2771Fri Jun 18 14:36:23 1999 Dave Brolley <brolley@cygnus.com>
2772
2773 * traps.c (frvbf_check_non_excepting_divide): New function.
2774 (frvbf_check_recovering_store): New function.
2775 (clear_nesr_neear): New function.
2776 (clear_ne_flags): New function.
2777 (frvbf_commit): New function.
2778
2779 * frv-sim.h (frvbf_check_non_excepting_divide): New function.
2780 (frvbf_check_recovering_store): New function.
2781 (clear_nesr_neear): New function.
2782 (clear_ne_flags): New function.
2783 (frvbf_commit): New function.
2784 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2785
27861999-06-16 Dave Brolley <brolley@cygnus.com>
2787
2788 * frv.c (frvbf_h_spr_get_handler): Handle SPR_NECR.
2789 (frvbf_h_spr_set_handler): Handle SPR_NECR.
2790 * traps.c (next_ne_index): New variable.
2791 (frvbf_check_non_excepting_load): New function.
2792 * frv-sim.h (NECR_ELOS): New macro.
2793 (NECR_NEN): New macro.
2794 (NECR_VALID): New macro.
2795 (SET_NESR_VALID): New macro.
2796 (SET_NESR_EAV): New macro.
2797 (SET_NESR_FR): New macro.
2798 (CLEAR_NESR_FR): New macro.
2799 (SET_NESR_DRN): New macro.
2800 (SET_NESR_SIZE): New macro.
2801 (SET_NESR_NEAN): New macro.
2802 (SET_NEEAR): New macro.
2803 (GET_NE_FLAG): New macro.
2804 (SET_NE_FLAG): New macro.
2805 (CLEAR_NE_FLAG): New macro.
2806 (frvbf_check_non_excepting_load): New function:
2807 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2808
2809Wed Jun 9 18:12:49 1999 Dave Brolley <brolley@cygnus.com>
2810
2811 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2812
2813Tue Jun 8 18:13:51 1999 Dave Brolley <brolley@cygnus.com>
2814
2815 * frv.c (cr_logic): Correct andcr, nandcr, andncr and nandncr.
2816 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2817
2818Mon Jun 7 17:09:15 1999 Dave Brolley <brolley@cygnus.com>
2819
2820 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2821
28221999-06-07 Dave Brolley <brolley@cygnus.com>
2823
2824 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2825
2826Thu Jun 3 17:33:31 1999 Dave Brolley <brolley@cygnus.com>
2827
2828 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2829
2830Wed Jun 2 17:50:21 1999 Dave Brolley <brolley@cygnus.com>
2831
2832 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2833
2834Tue Jun 1 17:58:53 1999 Dave Brolley <brolley@cygnus.com>
2835
2836 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2837
2838Mon May 31 17:57:25 1999 Dave Brolley <brolley@cygnus.com>
2839
2840 * traps.c (frv_software_interrupt): Pass current_cpu to
2841 frvbf_h_psr_esr_get.
2842 (frv_software_interrupt): Calculate the new PC based on TBR.
2843 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2844
28451999-05-31 Dave Brolley <brolley@cygnus.com>
2846
2847 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2848
2849Thu May 27 17:42:00 1999 Dave Brolley <brolley@cygnus.com>
2850
2851 * frv-sim.h (frvbf_h_cccr_get_handler): New function.
2852 (frvbf_h_cccr_set_handler): New function.
2853 (frvbf_scan_result): New function.
2854 (frvbf_cr_logic): New function.
2855 * frv.c (frvbf_h_cccr_get_handler): New function.
2856 (frvbf_h_cccr_set_handler): New function.
2857 (frvbf_scan_result): New function.
2858 (frvbf_cr_logic): New function.
2859 (cr_ops,cr_result,cr_logic): New table.
2860 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2861
28621999-05-25 Dave Brolley <brolley@cygnus.com>
2863
2864 * frv.c (frvbf_h_spr_get_handler): Add support for TBR and PSR.
2865 (frvbf_h_spr_set_handler): Add support for TBR and PSR.
2866 (frv_psr_get_handler): New function.
2867 (frv_psr_set_handler): New function.
2868 (frv_tbr_get_handler): New function.
2869 (frv_tbr_set_handler): New function.
2870 (frvbf_h_ccr_get_handler): Add support for fCC.
2871 (frvbf_h_ccr_set_handler): Add support for fCC.
2872 * frv-sim.h (frv_psr_get_handler): New function.
2873 (frv_psr_set_handler): New function.
2874 (frv_tbr_get_handler): New function.
2875 (frv_tbr_set_handler): New function.
2876 * traps.c (frv_software_interrupt): Implement.
2877 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2878
2879Thu May 20 16:39:27 1999 Dave Brolley <brolley@cygnus.com>
2880
2881 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2882
28831999-05-18 Dave Brolley <brolley@cygnus.com>
2884
2885 * frv.c: (frvbf_set_icc_for_shift_left): New function.
2886 (frvbf_set_icc_for_shift_right): New function.
2887 * frv-sim.h (frvbf_set_icc_for_shift_left): New function.
2888 (frvbf_set_icc_for_shift_right): New function.
2889 (SETMEMSF): New Macro.
2890 (SETMEMDF): New Macro.
2891 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2892
2893Thu May 13 17:14:49 1999 Dave Brolley <brolley@cygnus.com>
2894
2895 * frv.c (frvbf_h_ccr_get_handler): New function.
2896 (frvbf_h_ccr_set_handler): New function.
2897 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2898
2899Tue May 11 16:13:15 1999 Dave Brolley <brolley@cygnus.com>
2900
2901 * frv-sim.h (frvbf_h_spr_get_handler,frvbf_h_spr_set_handler,
2902 frvbf_h_isr_get_handler, frvbf_h_isr_set_handler): New functions.
2903 * frv.c: Likewise.
2904 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2905
29061999-05-10 Dave Brolley <brolley@cygnus.com>
2907
2908 * cpu.h,cpu.c,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2909
2910Thu May 6 16:48:21 1999 Dave Brolley <brolley@cygnus.com>
2911
2912 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2913 * frv-sim.h (TRAP_SYSCALL): Define as 0x80.
2914
2915Wed May 5 11:52:24 1999 Dave Brolley <brolley@cygnus.com>
2916
2917 * traps.c (frv_software_interrupt): New function.
2918 (frv_itrap): New function.
2919 * frv-sim.h (TRAP_SYSCALL): define as 0.
2920 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2921
2922Mon May 3 13:49:21 1999 Dave Brolley <brolley@cygnus.com>
2923
2924 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2925
2926Thu Apr 29 17:37:06 1999 Dave Brolley <brolley@cygnus.com>
2927
2928 * Directory created.
GDB Binutils - Deliverables
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