sim: sim_{create_inferior,open,parse_args}: constify argv/env slightly
[deliverable/binutils-gdb.git] / sim / frv / ChangeLog
CommitLineData
2e3d4f4d
MF
12016-01-06 Mike Frysinger <vapier@gentoo.org>
2
3 * sim-if.c (sim_open): Mark argv const.
4 (sim_create_inferior): Mark argv and env const.
5
9bbf6f91
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62016-01-04 Mike Frysinger <vapier@gentoo.org>
7
8 * configure: Regenerate.
9
77cf2ef5
MF
102016-01-03 Mike Frysinger <vapier@gentoo.org>
11
12 * sim-if.c (sim_open): Update sim_parse_args comment.
13
3726f72c
MF
142016-01-03 Mike Frysinger <vapier@gentoo.org>
15
16 * TODO: Delete file.
17
0cb8d851
MF
182016-01-03 Mike Frysinger <vapier@gentoo.org>
19
20 * configure.ac (SIM_AC_OPTION_HOSTENDIAN): Delete.
21 * configure: Regenerate.
22 * frv.c (frvbf_h_fr_double_get_handler): Change
23 CURRENT_HOST_BYTE_ORDER to HOST_BYTE_ORDER.
24 (frvbf_h_fr_double_set_handler): Likewise.
25
1ac72f06
MF
262016-01-02 Mike Frysinger <vapier@gentoo.org>
27
28 * arch.h (TARGET_BIG_ENDIAN): Delete.
29 * configure.ac (SIM_AC_OPTION_ENDIAN): Change BIG_ENDIAN to BIG.
30 * configure: Regenerate.
31 * frv.c (frvbf_h_fr_double_get_handler): Change LITTLE_ENDIAN to
32 BFD_ENDIAN_LITTLE.
33 (frvbf_h_fr_double_set_handler): Likewise.
34
d47f5b30
MF
352016-01-02 Mike Frysinger <vapier@gentoo.org>
36
37 * reset.c (frv_term): Change current_state to sd.
38 * sim-if.c (current_state): Delete.
39 (sim_open): Delete current_state assignment.
40
5e744ef8
MF
412015-12-27 Mike Frysinger <vapier@gentoo.org>
42
43 * Makefile.in (SIM_OBJS): Delete sim-hload.o.
44
1b393626
MF
452015-12-26 Mike Frysinger <vapier@gentoo.org>
46
47 * config.in, configure: Regenerate.
48
0e967299
MF
492015-12-26 Mike Frysinger <vapier@gentoo.org>
50
51 * sim-if.c (sim_create_inferior): Replace old #if 0 code with dupargv.
52
20231457
MF
532015-12-25 Mike Frysinger <vapier@gentoo.org>
54
55 * devices.c: Delete file.
56 * frv-sim.h (MCCR_ADDR, MCCR_CP, MCCR_CM0, MCCR_CM1, frv_devices,
57 struct _device): Delete.
58 * Makefile.in (SIM_OBJS): Delete devices.o.
59 * sim-if.c (sim_open): Delete #if 0 code.
60 * tconfig.h: Delete file.
61
0d585950
MF
622015-12-25 Mike Frysinger <vapier@gentoo.org>
63
64 * Makefile.in (SIM_OBJS): Delete sim-model.o.
65 * tconfig.h (SIM_HAVE_MODEL): Delete.
66
8a0ebee6
MF
672015-12-25 Mike Frysinger <vapier@gentoo.org>
68
69 * arch.c: Rename MACH to SIM_MACH.
70 * cpuall.h: Likewise.
71 * model.c: Rename MACH to SIM_MACH, MACH_IMP_PROPERTIES to
72 SIM_MACH_IMP_PROPERTIES, and MODEL to SIM_MODEL.
73
f0c1b768
MF
742015-12-25 Mike Frysinger <vapier@gentoo.org>
75
76 * sim-main.h (WITH_SCACHE_PBB): Move from ...
77 * tconfig.h (WITH_SCACHE_PBB): ... here.
78
42a3af56
MF
792015-12-25 Mike Frysinger <vapier@gentoo.org>
80
81 * devices.c (device_error): Delete.
82
26936211
MF
832015-12-24 Mike Frysinger <vapier@gentoo.org>
84
85 * tconfig.h (SIM_HANDLES_LMA): Delete.
86
cec19744
MF
872015-12-24 Mike Frysinger <vapier@gentoo.org>
88
89 * tconfig.h (SIM_HAVE_BREAKPOINTS, SIM_BREAKPOINT,
90 SIM_BREAKPOINT_SIZE): Delete.
91 * traps.c [SIM_HAVE_BREAKPOINTS] (frv_itrap): Delete sim breakpoint
92 code.
93 [SIM_HAVE_BREAKPOINTS] (frv_break): Likewise.
94
84e8e361
MF
952015-12-24 Mike Frysinger <vapier@gentoo.org>
96
97 * tconfig.h (WITH_WATCHPOINTS): Delete.
98
b1af9473
MF
992015-12-24 Mike Frysinger <vapier@gentoo.org>
100
101 * tconfig.h (SIM_HAVE_MEM_SIZE): Delete.
102
797eee42
MF
1032015-11-15 Mike Frysinger <vapier@gentoo.org>
104
105 * Makefile.in (SIM_OBJS): Delete sim-reason.o, sim-reg.o, and
106 sim-stop.o.
107
6e4f085c
MF
1082015-11-14 Mike Frysinger <vapier@gentoo.org>
109
110 * interp.c (sim_close): Rename to ...
111 (frv_sim_close): ... this. Delete calls to frv_cgen_cpu_close and
112 sim_module_uninstall.
113 * sim-main.h (frv_sim_close): Declare.
114 (SIM_CLOSE_HOOK): Define.
115
8d0978fb
MF
1162015-06-23 Mike Frysinger <vapier@gentoo.org>
117
118 * configure.ac (AC_ARG_ENABLE(sim-trapdump)): Call AS_HELP_STRING.
119 * configure: Regenerate.
120
a3487082
MF
1212015-06-12 Mike Frysinger <vapier@gentoo.org>
122
123 * configure: Regenerate.
124
306f4178
MF
1252015-06-12 Mike Frysinger <vapier@gentoo.org>
126
127 * configure: Regenerate.
128
db7858e2
MF
1292015-06-12 Mike Frysinger <vapier@gentoo.org>
130
131 * decode.c (frvbf_decode): Change TRACE_EXTRACT to CGEN_TRACE_EXTRACT.
132 * mloop.in (execute): Change TRACE_INSN_INIT to CGEN_TRACE_INSN_INIT,
133 TRACE_INSN to CGEN_TRACE_INSN, and TRACE_INSN_FINI to CGEN_TRACE_INSN_FINI.
134 * sem.c: Rename TRACE_RESULT to CGEN_TRACE_RESULT.
135
66a19e2f
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1362015-06-11 Mike Frysinger <vapier@gentoo.org>
137
138 * sim-main.h (WITH_TRACE): Delete.
139
e8d3a34f
MF
1402015-04-18 Mike Frysinger <vapier@gentoo.org>
141
142 * sim-main.h (USING_SIM_BASE_H): Delete.
143
20bca71d
MF
1442015-04-18 Mike Frysinger <vapier@gentoo.org>
145
146 * sim-main.h (_sim_cpu, SIM_CPU): Delete.
147
7e83aa92
MF
1482015-04-18 Mike Frysinger <vapier@gentoo.org>
149
150 * sim-main.h (sim_cia): Delete.
151 (frv_sim_engine_halt_hook): Move below includes.
152
034685f9
MF
1532015-04-17 Mike Frysinger <vapier@gentoo.org>
154
155 * sim-main.h (CIA_GET, CIA_SET): Delete.
156 * traps.c (frv_sim_engine_halt_hook): Change CIA_SET to CPU_PC_SET.
157
78e9aa70
MF
1582015-04-15 Mike Frysinger <vapier@gentoo.org>
159
160 * Makefile.in (SIM_OBJS): Delete sim-cpu.o.
161 * sim-main.h (STATE_CPU): Delete.
162
f95f4ed2
MF
1632015-04-15 Mike Frysinger <vapier@gentoo.org>
164
165 * sim-main.h (struct sim_state): Change cpu to an array of pointers.
166 (STATE_CPU): Handle WITH_SMP.
167
bf12d44e
MF
1682015-04-13 Mike Frysinger <vapier@gentoo.org>
169
170 * configure: Regenerate.
171
122bbfb5
MF
1722015-04-06 Mike Frysinger <vapier@gentoo.org>
173
174 * Makefile.in (SIM_OBJS): Delete sim-engine.o and sim-hrw.o.
175
aadc9410
MF
1762015-03-31 Mike Frysinger <vapier@gentoo.org>
177
178 * config.in, configure: Regenerate.
179
30452bbe
MF
1802015-03-24 Mike Frysinger <vapier@gentoo.org>
181
182 * configure: Regenerate.
183
97f478c5
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1842015-03-24 Mike Frysinger <vapier@gentoo.org>
185
186 * configure: Regenerate.
187
64dd13df
MF
1882015-03-23 Mike Frysinger <vapier@gentoo.org>
189
190 * configure: Regenerate.
191
c906b4b5
MF
1922015-03-23 Mike Frysinger <vapier@gentoo.org>
193
194 * devices.c: Delete dv-sockser.h include.
195 (device_io_read_buffer): Delete uart code.
196 (device_io_write_buffer): Likewise.
197
49cd1634
MF
1982015-03-23 Mike Frysinger <vapier@gentoo.org>
199
200 * configure: Regenerate.
201
ae7d0cac
MF
2022015-03-16 Mike Frysinger <vapier@gentoo.org>
203
204 * aclocal.m4, config.in, configure: Regenerate.
205 * tconfig.in: Rename file ...
206 * tconfig.h: ... here.
207
8406bb59
MF
2082015-03-15 Mike Frysinger <vapier@gentoo.org>
209
210 * tconfig.in [HAVE_DV_SOCKSER]: Delete.
211
465fb143
MF
2122015-03-14 Mike Frysinger <vapier@gentoo.org>
213
214 * Makefile.in (SIM_RUN_OBJS): Delete.
215
105dd264
HPN
2162014-08-23 Hans-Peter Nilsson <hp@axis.com>
217
218 * configure.ac: Default simulator hardware to off again. Remove
219 dead frv_extra_objs substitution.
220 * configure: Regenerate.
221 * Makefile.in: Remove unused frv_extra_objs.
222
2974be62
AM
2232014-08-19 Alan Modra <amodra@gmail.com>
224
225 * configure: Regenerate.
226
faa743bb
RM
2272014-08-15 Roland McGrath <mcgrathr@google.com>
228
229 * configure: Regenerate.
230 * config.in: Regenerate.
231
bf3d9781
AM
2322013-09-23 Alan Modra <amodra@gmail.com>
233
234 * configure: Regenerate.
235
31e6ad7d
MF
2362013-06-03 Mike Frysinger <vapier@gentoo.org>
237
238 * aclocal.m4, configure: Regenerate.
239
73e76d20
MF
2402013-03-30 Joel Sherrill <joel.sherrill@oarcorp.com>
241 Mike Frysinger <vapier@gentoo.org>
242
243 * configure.ac: Add frv_extra_objs. Change simulator hardware
244 from always on to defaulting to yes it is enabled.
245 * Makefile.in: Conditionalize reference to dv-sockser.o.
246 * configure: Regenerated.
247
1517bd27
MF
2482013-03-26 Mike Frysinger <vapier@gentoo.org>
249
250 * configure: Regenerate.
251
94c63d78
JS
2522013-03-23 Joel Sherrill <joel.sherrill@oarcorp.com>
253
254 * configure.ac: Fail if dv-sockser.o not available.
255 Error when --disable-sim-hardware is specified.
256 * configure: Regenerated.
257
5f3ef9d0
JB
2582012-06-15 Joel Brobecker <brobecker@adacore.com>
259
260 * config.in, configure: Regenerate.
261
2232061b
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2622012-03-24 Mike Frysinger <vapier@gentoo.org>
263
264 * aclocal.m4, config.in, configure: Regenerate.
265
db2e4d67
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2662011-12-03 Mike Frysinger <vapier@gentoo.org>
267
268 * aclocal.m4: New file.
269 * configure: Regenerate.
270
9c082ca8
MF
2712011-10-17 Mike Frysinger <vapier@gentoo.org>
272
273 * configure.ac: Change include to common/acinclude.m4.
274
6ffe910a
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2752011-10-17 Mike Frysinger <vapier@gentoo.org>
276
277 * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
278 call. Replace common.m4 include with SIM_AC_COMMON.
279 * configure: Regenerate.
280
2419798b
MF
2812011-07-05 Mike Frysinger <vapier@gentoo.org>
282
283 * sim-if.c (sim_do_command): Delete.
284
f9bdfd29
MF
2852010-04-21 Mike Frysinger <vapier@gentoo.org>
286
287 * profile.c (sim_profile_print_bar): Add cpu argument.
288
fb0cc53e
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2892010-03-30 Mike Frysinger <vapier@gentoo.org>
290
291 * devices.c (device_error): Add const to message.
292
c5351010
DE
2932010-02-12 Doug Evans <dje@sebabeach.org>
294
295 * decode.c, * decode.h: Regenerate.
296
2310652a
DE
2972010-02-11 Doug Evans <dje@sebabeach.org>
298
299 * cpu.h, * decode.c, * model.c, * sem.c: Regenerate.
300
d2c7a1a6
DE
3012010-01-24 Doug Evans <dje@sebabeach.org>
302
303 * sem.c: Regenerate.
304
3725885a
RW
3052010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
306
307 * configure: Regenerate.
308
0f51e9bf
DE
3092010-01-02 Doug Evans <dje@sebabeach.org>
310
311 * arch.c, * arch.h, * cpu.c, * cpu.h, * cpuall.h, * decode.c,
312 * decode.h, * model.c, * sem.c: Regenerate, update copyright year.
313
197fa1aa
DE
3142009-11-22 Doug Evans <dje@sebabeach.org>
315
316 * cpu.h: Regenerate.
317 * cpuall.h: Regenerate.
318 * decode.c: Regenerate.
319 * decode.h: Regenerate.
320
b29791a8
DE
3212009-11-03 Doug Evans <dje@sebabeach.org>
322
323 * arch.c: Regenerate.
324 * arch.h: Regenerate.
325 * cpu.c: Regenerate.
326 * cpu.h: Regenerate.
327 * cpuall.h: Regenerate.
328 * decode.c: Regenerate.
329 * decode.h: Regenerate.
330 * model.c: Regenerate.
331 * sem.c: Regenerate.
332
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3332009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
334
81ecdfbb
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335 * config.in: Regenerate.
336 * configure: Likewise.
337
d6416cdc
RW
338 * configure: Regenerate.
339
7b1a2840
HPN
3402009-01-07 Hans-Peter Nilsson <hp@axis.com>
341
342 * sem.c: Regenerate.
343
bce3bbcb
HPN
3442008-12-23 Hans-Peter Nilsson <hp@axis.com>
345
346 * arch.c, arch.h, cpu.c, cpu.h, cpuall.h, decode.c, decode.h,
347 model.c, sem.c: Regenerate.
348
b5bd9624
HPN
3492008-07-11 Hans-Peter Nilsson <hp@axis.com>
350
351 * configure: Regenerate to track ../common/common.m4 changes.
352 * config.in: Ditto.
353
6efef468 3542008-06-06 Vladimir Prus <vladimir@codesourcery.com>
72f4393d
L
355 Daniel Jacobowitz <dan@codesourcery.com>
356 Joseph Myers <joseph@codesourcery.com>
6efef468
JM
357
358 * configure: Regenerate.
359
b1bfc053
HPN
3602006-12-21 Hans-Peter Nilsson <hp@axis.com>
361
362 * config.in: Regenerate.
363
e85e3205
RE
3642006-06-13 Richard Earnshaw <rearnsha@arm.com>
365
366 * configure: Regenerated.
367
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3682006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
369
370 * configure: Regenerated.
371
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DJ
3722006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
373
374 * configure: Regenerated.
375
79e59fe6
DB
3762005-10-28 Dave Brolley <brolley@redhat.com>
377
378 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
72f4393d 379
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DB
380 Contribute the following changes:
381 2003-09-29 Dave Brolley <brolley@redhat.com>
382
383 * frv-sim.h: Use CGEN_ATTR_VALUE_ENUM_TYPE in place of
384 CGEN_ATTR_VALUE_TYPE.
385 * mloop.in: Ditto.
386 * pipeline.c: Ditto.
387 * traps.c: Ditto.
388
2b193c4a
MK
3892005-03-23 Mark Kettenis <kettenis@gnu.org>
390
391 * configure: Regenerate.
392
35695fd6
AC
3932005-01-14 Andrew Cagney <cagney@gnu.org>
394
395 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
396 explicit call to AC_CONFIG_HEADER.
397 * configure: Regenerate.
398
f0569246
AC
3992005-01-12 Andrew Cagney <cagney@gnu.org>
400
401 * configure.ac: Update to use ../common/common.m4.
402 * configure: Re-generate.
403
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AC
4042005-01-11 Andrew Cagney <cagney@localhost.localdomain>
405
406 * configure: Regenerated to track ../common/aclocal.m4 changes.
407
b7026657
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4082005-01-07 Andrew Cagney <cagney@gnu.org>
409
410 * configure.ac: Rename configure.in, require autoconf 2.59.
411 * configure: Re-generate.
412
379832de
HPN
4132004-12-08 Hans-Peter Nilsson <hp@axis.com>
414
415 * configure: Regenerate for ../common/aclocal.m4 update.
416
45aa12b4
RS
4172004-08-27 Richard Sandiford <rsandifo@redhat.com>
418
419 * cpu.[ch], arch.[ch], decode.[ch]: Regenerated.
420 * cpuall.h, model.c, sem.c: Regenerated.
421
676a64f4
RS
4222004-03-01 Richard Sandiford <rsandifo@redhat.com>
423
424 * Makefile.in (SIM_OBJS): Add profile-fr450.o.
425 (profile-fr450.o): New dependency.
426 (stamp-cpu): Add fr450 to the list of machs.
427 * sim-frv.h (SPR_IS_ACC): New macro.
428 (H_SPR_ACC4, H_SPR_ACC63, H_SPR_ACCG4, H_SPR_ACCG63): Delete.
429 * cache.c (frv_cache_init, non_cache_access): Handle bfd_mach_fr450.
430 * frv.c (check_register_alignment, check_fr_register_alignment)
431 (check_memory_alignment, do_media_average): Likewise.
432 (frvbf_clear_accumulators): Likewise. Use a mask of valid registers
433 rather than a consecutive range.
434 * interrupts.c (frv_queue_illegal_instruction_interrupt)
435 (frv_queue_non_implemented_instruction_interrupt): Handle
436 bfd_mach_fr450.
437 * memory.c (check_data_read_address, check_readwrite_address)
438 (check_insn_read_address, check_write_address): Likewise.
439 * mloop.in (@cpu@_simulate_insn_prefetch): Likewise.
440 * profile.c (reset_gr_flags, reset_fr_flags, reset_acc_flags)
441 (frvbf_model_insn_before, frvbf_model_insn_after): Likewise.
442 * profile-fr450.c: New file.
443 * registers.c (fr450_spr): New array.
444 (frv_register_control_init): Check its size. Use it for fr450.
445 (frv_check_register_access): Handle bfd_mach_fr450.
446 (frv_check_spr_read_access): Likewise. Generalize accumulator check.
447 * traps.c (frv_core_signal, frvbf_media_cr_not_aligned): Likewise.
448 (frvbf_media_acc_not_aligned): Likewise.
449 (frvbf_media_register_not_aligned): Likewise.
450 * arch.c: Regenerate.
451 * arch.h: Regenerate.
452 * cpu.h: Regenerate.
453 * cpuall.h: Regenerate.
454 * decode.h: Regenerate.
455 * model.c: Regenerate.
456
c7a48b9a
RS
4572004-03-01 Richard Sandiford <rsandifo@redhat.com>
458
459 * cache.c (frv_cache_init): Change fr400 cache statistics to match
460 the fr405.
461 (non_cache_access): Add missing breaks.
462 * interrupts.c (set_exception_status_registers): Always set EAR15
463 for data_access_errors.
464 * memory.c (fr400_check_write_address): Remove redundant alignment
465 check.
466 * model.c: Regenerate.
467
8b73069f
RS
4682004-03-01 Richard Sandiford <rsandifo@redhat.com>
469
470 * frv.c (frvbf_iacc_cut): Rework, taking rounding into account.
471
8ae0baa2
RS
4722004-03-01 Richard Sandiford <rsandifo@redhat.com>
473
474 * decode.c, decode.h, model.c, sem.c: Regenerate.
475
d74c4203
KB
4762003-11-24 Kevin Buettner <kevinb@redhat.com>
477
478 * frv-sim.h (GR_REGNUM_MAX, FR_REGNUM_MAX, PC_REGNUM, SPR_REGNUM_MIN)
479 (SPR_REGNUM_MAX): Delete.
480 * frv.c (gdb/sim-frv.h): Include.
481 (frvbf_fetch_register, frvbf_store_register): Use register number
482 constants from gdb/sim-frv.h. Check availability of general
483 purpose and float registers.
484
0b01870b
DB
4852003-11-03 Dave Brolley <brolley@redhat.com>
486
487 * cache.c (address_interference): Check for higher priority requests
488 in the same pipeline.
489
9a29f3ca
DB
4902003-10-31 Dave Brolley <brolley@redhat.com>
491
162cec1b 492 * frv-sim.h (LR_REGNUM): Removed.
073926e5 493 (SPR_REGNUM_MIN,SPR_REGNUM_MAX): New macros.
9a29f3ca 494 * frv.c (frvbf_fetch_register): Fetch SPR registers based on
073926e5 495 SPR_REGNUM_MIN and SPR_REGNUM_MAX. Check whether SPRs are implemented.
9a29f3ca
DB
496 Return 0 for an unimplemented register. Return the length of the data
497 for an implemented register.
498 (frvbf_store_register): Ditto.
499
fc0a2244
AC
5002003-10-30 Andrew Cagney <cagney@redhat.com>
501
502 * traps.c: Replace "struct symbol_cache_entry" with "struct
503 bfd_symbol".
504
29a79ca0
DB
5052003-10-10 Dave Brolley <brolley@redhat.com>
506
507 * cpu.h, sem.c: Regenerate.
508
e930b1f5
DB
5092003-10-06 Dave Brolley <brolley@redhat.com>
510
511 * profile-fr550.[ch]: New files.
512 * configure.in: Move frv handling to alphabetically correct placement.
513 * Makefile.in: Add fr550 support.
514 * frv-sim.h,frv.c,interrups.c,memory.c,mloop.in,pipeline.c,
515 profile.[ch],registers.c,traps.c: Add fr550 support.
516 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
517 Regenerate.
518
22f367a7
DB
5192003-09-25 Dave Brolley <brolley@redhat.com>
520
521 * reset.c (frv_initialize): Call frv_register_control_init first.
522
1c453cd6
DB
5232003-09-24 Dave Brolley <brolley@redhat.com>
524
525 * profile.h (update_FR_ptime): New prototype.
526 (update_FRdouble_ptime): Ditto.
527 (update_SPR_ptime): Ditto.
528 (increase_ACC_busy): Ditto.
529 (enforce_full_acc_latency): Ditto.
530 (post_wait_for_SPR): Ditto.
531 * profile.c (update_FR_ptime): Moved here from profile-fr500.c.
532 (update_FRdouble_ptime): Ditto.
533 (update_SPR_ptime): New function.
534 (increase_ACC_busy): Ditto.
535 (enforce_full_acc_latency): Ditto.
536 (vliw_wait_for_fdiv_resource): Correct resource name.
537 (vliw_wait_for_fsqrt_resource): Ditto.
538 (post_wait_for_SPR): New function.
539 * profile-fr500.c (frvbf_model_fr500_u_commit): New function.
540 (frvbf_model_fr500_u_gr2fr): Pass out_FRk as output register to
541 adjust_float_register_busy.
542 (frvbf_model_fr500_u_gr_load): Record latency of SPR registers.
543 (frvbf_model_fr500_u_fr_load): Wait for and record latency of SPR
544 registers.
545 (frvbf_model_fr500_u_float_arith): Ditto.
546 (frvbf_model_fr500_u_float_dual_arith): Ditto.
547 (frvbf_model_fr500_u_float_div): Ditto.
548 (frvbf_model_fr500_u_float_sqrt): Ditto.
549 (frvbf_model_fr500_u_float_convert): Ditto.
550 (update_FR_ptime): Moved to profile.c
551 (update_FRdouble_ptime): Moved to profile.c
552 * profile-fr400.c (update_FR_ptime): Removed. Identical to functions
553 for other machines.
554 (update_FRdouble_ptime): Ditto.
555 * arch.h,cpu.h,sem.c,decode.[ch],model.c,sem.c: Regenerated.
556
153431d6
DB
5572003-09-12 Dave Brolley <brolley@redhat.com>
558
559 * registers.c (frv_check_spr_read_access): Check for access to
560 ACC4-ACC63 and ACCG4-ACCG63.
561 * profile.h (frv-desc.h): #include it.
562 (spr_busy): New member of FRV_PROFILE_STATE.
563 (spr_latency): Ditto.
564 (GNER_FOR_GR): New macro.
565 (FNER_FOR_FR): New maccro.
566 (update_SPR_latency): New function.
567 (vliw_wait_for_SPR): New function.
93938d47 568 * profile.c (update_latencies): Update SPR latencies.
153431d6
DB
569 (update_target_latencies): Ditto.
570 (update_SPR_latency): New function.
571 (vliw_wait_for_SPR): New function.
572 * profile-fr500.c (frvbf_model_fr500_u_idiv): Record GNER latency.
573 (frvbf_model_fr500_u_trap): Removed unused variable, ps.
574 (frvbf_model_fr500_u_check): Ditto.
575 (frvbf_model_fr500_u_clrgr): New unit modeller for fr500.
576 (frvbf_model_fr500_u_clrfr): Ditto.
577 (frvbf_model_fr500_u_spr2gr): Wait for SPR.
578 (frvbf_model_fr500_u_gr2spr): Ditto.
579 * frv-sim.h (H_SPR_ACC4): New macro.
580 (H_SPR_ACCG4): New macro;
581 (H_SPR_ACC0): Removed.
582 (H_SPR_ACCG0): Removed.
583 * arch.h,model.c,sem[ch],decode.[ch]: Regenerated.
584
ba9c4053
DB
5852003-09-10 Dave Brolley <brolley@redhat.com>
586
587 * profile.c (slot_names): FM1 was listed twice. Changed first
588 instance to FM0. Added IALL, FMALL and FMLOW.
589 (print_parallel): Don't examine slots with no insns.
590
f9e18f5a
DB
5912003-09-09 Dave Brolley <brolley@redhat.com>
592
593 * frv.c (do_media_average): Select machine using a switch.
594
d89a78b6
DB
5952003-09-08 Dave Brolley <brolley@redhat.com>
596
597 On behalf of Doug Evans <dje@sebabeach.org>
598 * Makefile.in (stamp-arch,stamp-cpu): Pass archfile to cgen.
599 Remove copying of .cpu file to cgen/cpu, no longer needed.
600
d03ea14f
DB
6012003-09-03 Dave Brolley <brolley@redhat.com>
602
603 * cpu.h, model.c, sem.c, decode.h, decode.c: Regenerated.
604
e8d2f504
DB
6052003-08-29 Dave Brolley <brolley@redhat.com>
606
607 * Makefile.in (stamp-arch): Copy frv.cpu from $(srcdir)../../cpu
608 temporarily when regenerating files.
609 (stamp-cpu): Ditto.
610
b34f6357
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6112003-08-20 Micheal Snyder <msnyder@redhat.com>
612
613 * All generated files: Regenerate.
614
6152001-10-11 Dave Brolley <brolley@redhat.com>
616
617 * cpu.h,decode.c,decode.h,sem.c: Regenerate.
618
6192001-10-09 Dave Brolley <brolley@redhat.com>
620
621 * traps.c (frv_rett): Halt if PSR.S and PSR.ET are both set or both
622 not set.
623 * reset.c (frv_hardware_reset): Invalidate both caches.
624 * registers.c: Update init, reset and read-only masks for all registers
625 on all machines.
626 * profile.h (cur_gr_complex): New field of FRV_PROFILE_STATE
627 (prev_gr_complex): New field of FRV_PROFILE_STATE
628 (set_use_is_gr_complex): New function.
629 (set_use_not_gr_complex): New function.
630 (use_is_gr_complex): New function.
631 (decrease_GR_busy): New function.
632 * profile.c (reset_gr_flags): New function.
633 (reset_cc_flags): New function.
634 (set_use_is_gr_complex): New function.
635 (set_use_not_gr_complex): New function.
636 (use_is_gr_complex): New function.
637 (update_latencies): Reset gr and cc flags when latency reaches 0.
638 (decrease_GR_busy): New function.
639 * profile-fr400.h (fr500_reset_acc_flags): Removed.
640 (fr500_reset_cc_flags): New function.
641 * profile-fr500.c (frvbf_model_fr400_u_*): Reflect latencies from fr500
642 LSI version 1.41.
643 * profile-fr400.h (fr400_reset_gr_flags): New function.
644 (fr400_reset_fr_flags): New function.
645 (fr400_reset_acc_flags): New function.
646 * profile-fr400.c (set_use_not_media_p4): New function.
647 (set_use_not_media_p6): New function.
648 (set_acc_use_not_media_p2): New function.
649 (set_acc_use_not_media_p4): New function.
650 (fr400_reset_gr_flags): New function.
651 (fr400_reset_fr_flags): New function.
652 (fr400_reset_acc_flags): New function.
653 (frvbf_model_fr400_u_*): Reflect latencies from fr400 LSI version 1.1.
654 (frvbf_model_fr400_u_media_hilo): New function.
655 * pipeline.c (frv_vliw_setup_insn): Don't clear MSR0.MTT.
656 * memory.c (fr400_check_data_read_address): Check address range only
657 for double word loads. Don't check alignment here.
658 (fr400_check_readwrite_address): New function.
659 (fr500_check_readwrite_address): New function.
660 (check_readwrite_address): New function.
661 (fr500_check_insn_read_address): Correct address ranges.
662 (frvbf_read_mem_*): Check address range here.
663 (frv_address_forbidden): Removed.
664 (fr400_check_write_address): New function.
665 (check_write_address): New function.
666 (frvbf_write_mem_*): Don't check address range here.
667 (frvbf_mem_set_*): Check address range here.
668 * interrupts.c (frv_queue_data_access_error_interrupt): Now takes an
669 address as second argument.
670 (frv_queue_data_access_exception_interrupt): New function.
671 (frv_queue_illegal_instruction_interrupt): Generate fp_exception for
672 media insns on fr400.
673 (frv_queue_non_implemented_instruction_interrupt): Generate mp_exception
674 for media insns on fr400.
675 (frv_detect_insn_access_interrupts): Don't check for illegal addresses
676 of insns here. Check for MTRAP insn if PSR.EM is not set.
677 (frv_set_mp_exception_registers): Only set MSR0.MTT if it is not already
678 set.
679 (set_exception_status_registers): Do not always set EPCR. Set EAR for
680 data_acess_error only if not fr400.
681 * frv.c (do_media_average): New function.
682 (frvbf_media_average): New function.
683 (frvbf_insn_cache_invalidate): Check for illegal invocation.
684 (frvbf_data_cache_invalidate): Ditto.
685 (frvbf_data_cache_flush): Ditto.
686 * frv-sim.h (GET_FSR_QNE): New macro.
687 (frv_msr_mtt): Remove MTT_SEQUENCE_ERROR.
688 (GET_MSR_SRDAV): New macro.
689 (GET_MSR_RDAV): New macro.
690 (GET_MSR_RD): New macro.
691 (frv_queue_data_access_error_interrupt): Now takes an address as second
692 argument.
693 (frv_address_forbidden): Removed.
694 * cache.c (non_cache_access): Correct address ranges. Now takes cache
695 as first argument.
696 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
697
6982001-08-20 Dave Brolley <brolley@redhat.com>
699
700 * sim-main.h (_sim_cpu): New field 'elf_flags'.
701 * sim-if.c (sim_open): Extract the elf_flags from the input file and
702 save them with each cpu.
703 * mloop.in (main loop): Pass elf flags to frv_vliw_reset. Set
704 last_insn_p before executing the insn.
705 * cache.c (frv_cache_invalidate): Flush scache if this is the cpu's
706 insn cache.
707 (frv_cache_invalidate_all): Ditto.
708
7092001-08-20 Richard Sandiford <rsandifo@redhat.com>
710
711 * traps.c (syscall_read_mem): Flush the data cache before reading.
712 (syscall_write_mem): Flush the data cache before writing.
713 Invalidate both caches.
714
7152001-07-05 Ben Elliston <bje@redhat.com>
716
717 * Makefile.in (stamp-arch): Use $(CGEN_CPU_DIR).
718 (stamp-cpu): Likewise.
719
7202001-05-23 Dave Brolley <brolley@redhat.com>
721
722 * profile-fr400.c (acc_use_is_media_p2): New function.
723 (frvbf_model_fr400_u_media_2): Account for latency of output
724 accumulators.
725 (frvbf_model_fr400_u_media_2_quad): Ditto.
726 (frvbf_model_fr400_u_media_2_acc): New function.
727 (frvbf_model_fr400_u_media_2_acc_dual): New function.
728 (frvbf_model_fr400_u_media_2_add_sub): New function.
729 (frvbf_model_fr400_u_media_2_add_sub_dual): New function.
730 (frvbf_model_fr400_u_media_3_dual): New function.
731 (frvbf_model_fr400_u_media_4_acc_dual): New function.
732 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
733
7342001-05-15 Dave Brolley <brolley@redhat.com>
735
736 * registers.c (fr400_spr): Enable write access to HSR0.CBM.
737 * profile.h (FRV_PROFILE_STATE): New field 'all_cache_entries'.
738 * profile.c (CACHE_QUEUE_ELEMENT): New 'all' field.
739 (request_cache_flush): Save 'all' argument.
740 (request_cache_invalidate): Save all_cache_entries from profile state
741 to 'all' field of the request.
742 (submit_cache_request): Pass the 'all' field of the request to
743 frv_cache_request_invalidate.
744 * frv.c (frv_insn_cache_invalidate): Add new 'all' parameter. Perform
745 operation even if HSR0.ICE is not set.
746 (frv_data_cache_invalidate): Add new 'all' parameter. Perform
747 operation even if HSR0.DCE is not set.
748 (frv_data_cache_flush): Ditto.
749 * frv-sim.h (frv_insn_cache_invalidate): Add new 'all' parameter.
750 (frv_data_cache_invalidate): Add new 'all' parameter.
751 (frv_data_cache_flush): Add new 'all' parameter.
752 * cache.h (FRV_CACHE_INVALIDATE_REQUEST): Add new 'all' field.
753 (frv_cache_request_invalidate): Add new 'all' parameter.
754 * cache.c (frv_cache_request_invalidate): Add new 'all' parameter. Save
755 its value in the invalidate request.
756 (address_interference): Accept the value '-1' for the address argument
757 to mean 'any address'.
758 (handle_req_invalidate): Handle request to invalidate all cache lines.
759 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
760
7612001-05-14 Dave Brolley <brolley@redhat.com>
762
763 * profile.h (past_first_p): New field of profiling state.
764 (branch_penalty): Ditto.
765 (branch_hint): Ditto.
766 (update_branch_penalty): New function.
767 * profile.c (frvbf_model_insn_after): Reset past_first_p and
768 branch_address fields of the profiling state.
769 (frvbf_model_branch): New function.
770 (update_branch_penalty): New function.
771 * profile-fr500.c (frvbf_model_fr500_u_branch): Remove ICCi_3 and
772 FCCi_3 inputs.
773 (frvbf_model_fr500_u_trap): New function.
774 (frvbf_model_fr500_u_check): New function.
775 (frvbf_model_fr500_u_media_dual_htob): post-processing latency is 3
776 cycles.
777 * profile-fr400.c (frvbf_model_fr400_u_branch): Set branch penalties
778 as documented in the fr400 LSI. Remove ICCi_3 and FCCi_3 inputs.
779 (frvbf_model_fr400_u_media_dual_expand): Check resource usage as
780 documented in teh fr400 LSI.
781 (frvbf_model_fr400_u_media_dual_htob): Ditto.
782 (frvbf_model_fr400_u_media_dual_unpack): Removed.
783 (frvbf_model_fr500_u_trap): New function.
784 (frvbf_model_fr500_u_check): New function.
785 * mloop.in (simulate_dual_insn_prefetch): New function.
786 (@cpu@_simulate_insn_prefetch): Call simulate_dual_insn_prefetch with
787 arguments for each machine type.
788 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
789
7902001-05-09 Dave Brolley <brolley@redhat.com>
791
792 * Makefile.in (profile.o): Add profile-fr400.h as a dependency.
793 (profile-fr400.o): New target.
794 * profile.c: New file.
795 * profile.h: New file.
796 * profile-fr400.c: New file.
797 * profile-fr400.h: New file.
798 * profile-fr500.c: New file.
799 * profile-fr500.h: New file.
800 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
801
8022001-05-02 Dave Brolley <brolley@redhat.com>
803
804 * sim-main.h (profile.h): #include it.
805 (CPU_PROFILE_STATE): New macro.
806 (profile_state): New frv specific cpu field.
807 * reset.c (frv_initialize): insn_fetch_address and branch_address now
808 part of global profiling state.
809 * Makefile.in (SIM_OBJS): Add profile.o and profile-fr500.o.
810 (SIM_EXTRA_DEPS): Add profile.h.
811 (registers.o): Correct name of source file.
812 (profile.o): New target.
813 (profile-fr500.o): New target.
814 * frv-sim.h: Move profile related data structures to profile.h.
815 * frv.c: Move fr500 specific functions to profile-fr500.c.
816 * cpu.h: Regenerated.
817
8182001-04-27 Dave Brolley <brolley@redhat.com>
819
820 * sim-main.h (CPU_PIPELINE): Renamed to CPU_VLIW.
821 * interrupts.c: Rename FRV_PIPELINE to FRV_VLIW.
822 Rename pipeline to vliw. Rename CPU_PIPELINE to CPU_VLIW.
823 Rename PIPE_* to UNIT_*.
824 (frv_queue_illegal_instruction_interrupt): Use
825 frv_is_float_insn and frv_is_media_insn.
826 (frv_queue_non_implemented_instruction_interrupt): Ditto.
827 (frv_detect_insn_access_interrupts): Ditto.
828 * frv.c: Rename FRV_PIPELINE to FRV_VLIW. Rename pipeline to vliw.
829 Rename CPU_PIPELINE to CPU_VLIW. Rename PIPE_* to UNIT_*.
830 * memory.c: Ditto.
831 * pipeline.c: Ditto.
832 * mloop.in: Ditto.
833 * frv-sim.h (frv_pipeline_setup_insn): Renamed to frv_vliw_setup_insn.
834 * cache.c: Rename PIPE_* to UNIT_*.
835
8362001-04-24 Dave Brolley <brolley@redhat.com>
837
838 * frv.c (frvbf_load_quad_GR): Delete have_data and hsr0.
839 (frvbf_load_quad_FRint): Ditto.
840 (frvbf_load_quad_CPR): Ditto.
841 * cache.c (frv_cache_init): Initialize cache for fr400 vs other
842 machines.
843 (bfd.h): #include it.
844 (non_cache_access): Update for revised fr500 and for fr400.
845 * registers.c (frv_spr): Don't reset PSR.PS.
846 (fr500_spr): Ditto.
847 (frv_reset_spr): Set PSR.PS to the former value of PSR.S.
848
8492001-04-23 Dave Brolley <brolley@redhat.com>
850
851 * traps.c (frv_core_signal): On fr400, generate data_access_error.
852 (frvbf_media_cr_not_aligned): On fr400, generate illegal_instruction.
853 (frvbf_media_acc_not_aligned): Ditto.
854 (frvbf_media_register_not_aligned): Ditto.
855 (frvbf_division_exception): Use GET_ISR_EDE.
856 * registers.c (frv_check_spr_read_access): New function.
857 (frv_check_spr_write_access): New function.
858 (frv_check_spr_access): Deleted.
859 (frv_check_register_access): On fr400, generate illegal_instruction.
860 * memory.c (fr400_check_data_read_address): New function.
861 (fr500_check_data_read_address): Ditto.
862 (check_data_read_address): Ditto.
863 (fr400_check_insn_read_address): Ditto.
864 (fr500_check_insn_read_address): Ditto.
865 (check_insn_read_address): Ditto.
866 (frvbf_read_mem_QI): Call check_data_read_access.
867 (frvbf_read_mem_UQI): Ditto.
868 (frvbf_read_mem_HI): Ditto.
869 (frvbf_read_mem_UHI): Ditto.
870 (frvbf_read_mem_SI): Ditto.
871 (frvbf_read_mem_DI): Ditto.
872 (frvbf_read_mem_DF): Ditto.
873 (frvbf_read_imem_USI): Call check_insn_read_access.
874 (frv_address_forbidden): Now takes cpu as first argument. Check based
875 on machine type.
876 (fr400_mem_address_unaligned): New function.
877 (fr500_mem_address_unaligned): Ditto.
878 (check_write_address): Ditto.
879 (frvbf_mem_set_QI): Call check_write_address.
880 (frvbf_mem_set_HI): Ditto.
881 (frvbf_mem_set_SI): Ditto.
882 (frvbf_mem_set_DI): Ditto.
883 (frvbf_mem_set_DF): Ditto.
884 (frvbf_mem_set_XI): Ditto.
885 * interrupts.c (bfd.h): #include it.
886 (frv_queue_data_access_error_interrupt): New function.
887 (frv_queue_instruction_access_error_interrupt): New function.
888 (frv_queue_instruction_access_exception_interrupt): New function.
889 (frv_queue_illegal_instruction_interrupt): No fp_exception on fr400.
890 (frv_queue_non_implemented_instruction_interrupt): Ditto.
891 (frv_detect_insn_access_interrupts): Reorder tests to match priority
892 from the LSI manual.
893 (set_isr_exception_fields): Accumulate dtt bits.
894 * frv.c (check_register_alignment): New function.
895 (check_fr_register_alignment): New function.
896 (check_memory_alignment): New function.
897 (frvbf_h_gr_double_get_handler): Call check_register_alignment.
898 (frvbf_h_gr_double_set_handler): Ditto.
899 (frvbf_h_cpr_double_get_handler): Ditto.
900 (frvbf_h_cpr_double_set_handler): Ditto.
901 (frvbf_h_gr_quad_set_handler): Ditto.
902 (frvbf_h_cpr_quad_set_handler): Ditto.
903 (frvbf_h_fr_double_get_handler): Call check_fr_register_alignment.
904 (frvbf_h_fr_double_set_handler): Ditto.
905 (frvbf_h_fr_quad_set_handler): Ditto.
906 (frvbf_h_spr_get_handler): Call frv_check_spr_read_access.
907 (frvbf_h_spr_set_handler): Call frv_check_spr_write_access.
908 (frvbf_load_quad_GR): Call check_memory_aligment.
909 (frvbf_load_quad_FRint): Ditto.
910 (frvbf_load_quad_CPR): Ditto.
911 (frvbf_store_quad_GR): Call check_memory_aligment and
912 check_register_alignment.
913 (frvbf_store_quad_FRint): Ditto.
914 (frvbf_store_quad_CPR): Ditto.
915 (frvbf_signed_integer_divide: Use GET_ISR_EDEM.
916 * frv-sim.h (H_SPR_ACC0): New macro.
917 (H_SPR_ACC63): New macro.
918 (H_SPR_ACCG0): New macro.
919 (H_SPR_ACCG63): New macro.
920 (frv_dtt): New enumerator.
921 (GET_ISR_EDE): Renamed from GET_ISR_EDEM.
922 (GET_ISR_DTT): New macro.
923 (frv_queue_data_access_error_interrupt): New function.
924 (frv_queue_instruction_access_error_interrupt): New function.
925 (frv_queue_instruction_access_exception_interrupt): New function.
926 (frv_address_forbidden): Now takes cpu as first argument.
927 * cpu.h: Regenerate.
928
9292001-04-10 Dave Brolley <brolley@redhat.com>
930
931 * registers.c (fr500_spr): Add new fields to fr500 PSR register.
932 (fr500_spr): Add STBAR and MMCR unimplemented registers for fr500.
933 (fr400_spr): Implement SPR registers for fr400.
934 (frv_register_control_init): Handle bfd_mach_fr400 properly.
935 * frv.c (spr_bpsr_get_handler): Mask field before shifting.
936 (spr_psr_get_handler): Ditto.
937 (spr_ccr_get_handler): Ditto.
938 (spr_cccr_get_handler): Ditto.
939 (frvbf_clear_accumulators): Only 4 accumulators on fr400.
940 * frv-sim.h: Update comment about MCCR_* macros.
941 * cpu.c,cpu.h: Regenerate.
942
9432001-04-05 Dave Brolley <brolley@redhat.com>
944
945 * cpu.h,decode.c,model.c,sem.c: Regenerate.
946
9472001-04-05 Dave Brolley <brolley@redhat.com>
948
949 * reset.c: Update copyright.
950 * registers.c (frv_register_control_init): Handle bfd_mach_fr400.
951 * frv.c (frvbf_model_fr400_u_exec): New function.
952 * Makefile.in (stamp-cpu): Add fr400 to list of machines.
953 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
954 Regenerate.
955
9562000-11-22 Dave Brolley <brolley@redhat.com>
957
958 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
959 Regenerate.
960
9612000-11-10 Dave Brolley <brolley@redhat.com>
962
963 * decode.c: Regenerate.
964
9652000-09-12 Dave Brolley <brolley@redhat.com>
966
967 * traps.c (frv_sim_engine_halt_hook): New function.
968 (frv_itrap): Caches now invalidated in sim_engine_halt via
969 SIM_ENGINE_HALT_HOOK.
970 (frv_break): Ditto.
971 * sim-main.h (frv_sim_engine_halt_hook): New function.
972 (SIM_ENGINE_HALT_HOOK): New macro.
973 (SIM_ENGINE_RESTART_HOOK): New macro.
974 * interrupts.c: Call to frv_term now done within sim_engine_halt via
975 SIM_ENGINE_HALT_HOOK.
976
9772000-09-08 Dave Brolley <brolley@redhat.com>
978
979 * traps.c (frv_itrap): Invalidate and flush the data and insn caches
980 respectively when stopping for a breakpoint.
981 (frv_break): Ditto.
982 * cache.h (frv_cache_invalidate_all): New function.
983 * cache.c (frv_cache_invalidate_all): New function.
984
9852000-09-05 Dave Brolley <brolley@redhat.com>
986
987 * traps.c (frv_break): If SIM_HAVE_BREAKPOINTS, call
988 sim_handle_breakpoint. Otherwise if environment != operating call
989 sim_engine_halt. Otherwise handle normally.
990 * interrupts.c (frv_queue_break_interrupt): Don't handle debugger
991 breakpoints here. Moved to frv_break in traps.c.
992
993 * sem.c: Regenerate.
994
9952000-09-01 Dave Brolley <brolley@redhat.com>
996
72f4393d 997 * interrupts.c (frv_queue_break_interrupt): Call sim_handle_breakpoint
b34f6357
DB
998 before queuing an interrupt in order to allow 'break' to be used as
999 the breakpoint insn.
1000
10012000-08-29 Dave Brolley <brolley@redhat.com>
1002
1003 * traps.c (frv_itrap): Invalidate the insn cache at a breakpoint.
1004
10052000-07-27 Dave Brolley <brolley@redhat.com>
1006
1007 * cpu.h,decode.c: Rebuild.
1008
10092000-07-26 Dave Brolley <brolley@redhat.com>
1010
1011 * frv.c (spr_cccr_get_handler): Change CRx to CCx.
1012 (spr_cccr_set_handler): Change CRx to CCx.
1013 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
1014
10152000-07-24 Dave Brolley <brolley@redhat.com>
1016
1017 * sem.c: Regenerate.
1018 * frv.c (frvbf_unsigned_integer_divide): Queue a write for the result.
1019 Don't write it directly.
1020
1021Thu Jul 6 13:51:12 2000 Dave Brolley <brolley@topaz>
1022
1023 * configure: Regenerated to track ../common/aclocal.m4 changes.
1024
10252000-07-05 Ben Elliston <bje@redhat.com>
1026
1027 * configure: Regenerated to track ../common/aclocal.m4 changes.
1028
10292000-06-28 Dave Brolley <brolley@redhat.com>
1030
1031 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
1032
10332000-06-21 Dave Brolley <brolley@redhat.com>
1034
1035 * pipeline.c: All code except frv_pipeline_setup_insn moved to
1036 frv.opc.
1037 * mloop.in (main loop): frv_pipeline_add_insn broken up into
1038 frv_pipeline_add_insn and frv_pipeline_setup_insn.
1039 * frv-sim.h: Move pipeline status code to frv.opc.
1040 * model.c: Regenerate.
1041
10422000-06-12 Dave Brolley <brolley@redhat.com>
1043
1044 * options.c (frv_option_handler): --profile-parallel implies
1045 --profile-model.
1046 * mloop.in (fetch_buffer): Removed.
1047 (@cpu@_simulate_insn_prefetch): Monitoring of fetch buffer moved to
1048 run_caches. Use cache directly if not counting cycles. Don't use
1049 cache at all if not counting cycles and cache not enabled.
72f4393d 1050 * frv.c (frv_insn_fetch_buffer): New global variable.
b34f6357
DB
1051 (run_caches): Monitor the status of insn prefetch requests.
1052 * frv-sim.h (FRV_INSN_FETCH_BUFFER): New struct type.
1053 (frv_insn_fetch_buffer): New global variable.
1054
10552000-06-12 Dave Brolley <brolley@redhat.com>
1056
1057 * mloop.in (fetch_buffer): New static struct.
1058 (@cpu@_simulate_insn_prefetch): Rewritten.
1059 * cache.c (frv_cache_request_invalidate): Don't invalidate return
1060 buffer.
1061 (address_interference): Defer to any WAR request in either pipeline.
1062
10632000-06-09 Dave Brolley <brolley@redhat.com>
1064
1065 * pipeline.c (insns_in_slot): New Array.
1066 (frv_pipeline_add_insn): Call COUNT_INSNS_IN_SLOT.
1067 * options.c (frv_options): Remove 'NONBLOCK' argument from data-cache
1068 option.
1069 (parse_cache_option): New function.
1070 (frv_option_handler): Call parse_cache_option.
1071 * frv.c (vliw_branch_taken): New variable.
1072 (vliw_load_stall): New variable.
1073 (handle_resource_wait): Update vliw_load_stall.
1074 (frvbf_model_insn_before): Initialize vliw_branch_taken and
1075 vliw_load_stall.
1076 (frvbf_model_insn_after): Increment PROFILE_MODEL_LOAD_STALL_CYCLES.
1077 (load_wait_for_FR): Update vliw_load_stall.
1078 (load_wait_for_GR): Update vliw_load_stall.
1079 (load_wait_for_FRdouble): Update vliw_load_stall.
1080 (load_wait_for_GRdouble): Update vliw_load_stall.
1081 (frvbf_model_fr500_u_branch): Count branches taken and not taken.
1082 (slot_names): New static array.
1083 (print_parallel): Now takes second argument 'verbose'. Print cycles per
1084 VLIW insn and instructions per cycle. Also tabulate the number of insns
1085 in each type of VLIW slot.
1086 (frv_profile_info): Call print_parallel with new second argument.
1087 * frv-sim.h (insn_in_slot): New array.
1088 (COUNT_INSNS_IN_SLOT): New macro.
1089 (INSNS_IN_SLOT): New macro.
1090 * cache.c: Remove references to non_blocking_count. Remove references to
1091 last_was_hit. Remove references to req_none.
1092 (handle_req_store): Adjust statistics before requeuing the store
1093 request.
1094 (handle_req_WAR): Don't let the WAR request affect the cache statistics.
1095 * cache.h: Remove references to non_blocking_count. Remove references to
1096 last_was_hit. Remove references to req_none.
1097 * model.c: Regenerate.
1098
10992000-06-08 Dave Brolley <brolley@redhat.com>
1100
1101 * frv.c (request_complete): Copy load data from the correct return
1102 buffer.
1103
11042000-06-07 Dave Brolley <brolley@redhat.com>
1105
1106 * traps.c (frv_core_signal): Call frv_term before exiting.
1107 (frv_itrap): Call frv_term before exiting.
1108 (next_available_nesr): Make sure NECR is implemented before reading it.
1109 (next_valid_nesr): Ditto.
1110 (frvbf_check_non_excepting_load): Ditto.
1111 (frvbf_clear_ne_flags): Ditto.
1112 (frvbf_commit): Ditto.
1113 (frvbf_check_recovering_store): Delay cache operation if 'model_insn'.
1114 * sim-main.h (_sim_cpu): Add load_address, load_length, load_flag and
1115 store_flag members.
1116 (CPU_LOAD_ADDRESS): New macro.
1117 (CPU_LOAD_LENGTH): New macro.
1118 (CPU_LOAD_SIGNED): New macro.
1119 (CPU_LOAD_LOCK): New macro.
1120 * reset.c (frv_term): New function.
1121 (frv_power_on_reset): Use SETMEMSI if the cache is not enabled.
1122 (frv_hardware_reset): Use SETMEMSI if the cache is not enabled.
1123 (frv_software_reset): Use SETMEMSI if the cache is not enabled.
1124 * mloop.in (execute): Call FRV_COUNT_CYCLES to decide whether to model
1125 the insn. Model the insn in two passes. One before and one after
1126 execution.
1127 (cache_reqno): new static variable.
1128 (@cpu@_simulate_insn_prefetch): Model fetch latency by waiting for the
1129 cache rather than assuming a fixed latency.
1130 (xinit): Turn on PROFILE_MODEL_P before each vliw insn if the timer is
1131 enabled so that modeling data is collected by cgen during execution.
1132 (full-exec): Restore PROFILE_MODEL_P after each vliw insn.
1133 * memory.c (data_non_cache_access): Removed.
1134 (insn_non_cache_access): Removed.
1135 (frvbf_read_mem_QI): Delay read operation if 'model_insn'.
1136 (frvbf_read_mem_UQI): Delay read operation if 'model_insn'.
1137 (frvbf_read_mem_HI): Delay read operation if 'model_insn'.
1138 (frvbf_read_mem_UHI): Delay read operation if 'model_insn'.
1139 (frvbf_read_mem_SI): Delay read operation if 'model_insn'.
1140 (frvbf_read_mem_DI): Delay read operation if 'model_insn'.
1141 (frvbf_read_mem_DF): Delay read operation if 'model_insn'.
1142 (frvbf_read_imem_USI): Read the cache or ememory passively.
1143 (frvbf_write_mem_QI): Don't check for non-cache access here.
1144 (frvbf_write_mem_UQI): Call frvbf_write_mem_QI.
1145 (frvbf_write_mem_HI): Don't check for non-cache access here.
1146 (frvbf_write_mem_UHI): Call frvbf_write_mem_QI.
1147 (frvbf_write_mem_SI): Don't check for non-cache access here.
1148 (frvbf_write_mem_DI): Don't check for non-cache access here.
1149 (frvbf_write_mem_DF): Don't check for non-cache access here.
1150 (frvbf_mem_set_QI): Use cycle-accurate cache write if 'model_insn'.
1151 (frvbf_mem_set_HI): Use cycle-accurate cache write if 'model_insn'.
1152 (frvbf_mem_set_SI): Use cycle-accurate cache write if 'model_insn'.
1153 (frvbf_mem_set_DI): Use cycle-accurate cache write if 'model_insn'.
1154 (frvbf_mem_set_DF): Use cycle-accurate cache write if 'model_insn'.
1155 (frvbf_mem_set_XI): Use cycle-accurate cache write if 'model_insn'.
1156 * interrupts.c (check_reset): Read the cache and memory passively.
1157 (frv_program_or_software_interrupt): Call frv_term before calling
1158 sim_engine_halt.
1159 * frv.c (all modeling functions): Break into two passes. One before
1160 execuetion and one after. call load_wait_for_* for all GR and FR
1161 registers.
1162 (frvbf_load_quad_GR): Delay performing the load if 'model_insn'.
1163 (frvbf_load_quad_FRint): Delay performing the load if 'model_insn'.
1164 (frvbf_load_quad_CPR): Delay performing the load if 'model_insn'.
1165 (frvbf_insn_cache_preload): Delay cache operation if 'model_insn'.
1166 (frvbf_data_cache_preload): Delay cache operation if 'model_insn'.
1167 (frvbf_insn_cache_unlock): Delay cache operation if 'model_insn'.
1168 (frvbf_data_cache_unlock): Delay cache operation if 'model_insn'.
1169 (frvbf_insn_cache_invalidate): Delay cache operation if 'model_insn'.
1170 (frvbf_data_cache_invalidate): Delay cache operation if 'model_insn'.
1171 (frvbf_data_cache_flush): Delay cache operation if 'model_insn'.
1172 (model_insn): New global variable.
1173 (fr_ptime): New array.
1174 (cache_request): New enumeration.
1175 (CACHE_QUEUE_ELEMENT): New struct type.
1176 (CACHE_QUEUE_SIZE): New macro.
1177 (cache_queue): New static struct.
1178 (request_cache_load): New function.
1179 (request_cache_flush): New function.
1180 (request_cache_invalidate): New function.
1181 (request_cache_preload): New function.
1182 (request_cache_unlock): New function.
1183 (submit_cache_request): New function.
1184 (activate_cache_requests): New function.
1185 (load_pending_for_register): New function.
1186 (flush_pending_for_address): New function.
1187 (remove_cache_queue_element): New function.
1188 (copy_load_data): New function.
1189 (request_complete): New function.
1190 (run_caches): New function.
1191 (frv_model_trace_wait_cycles): New function.
1192 (wait_for_flush): New function.
1193 (frvbf_model_insn_before): Insn prefect wait now modeled in
1194 frvbf_simulate_insn_prefetch. Incremement vliw_insns here. Call
1195 wait_for_flush.
1196 (frvbf_model_insn_after): Call activate_cache_requests. Don't increment
1197 vliw_insns here anymore.
1198 (update_FR_latency_for_load): New function.
1199 (update_FRdouble_latency_for_load): New function.
1200 (update_FR_ptime): New function.
1201 (update_FRdouble_ptime): New function.
1202 (update_GR_latency_for_swap): New function.
1203 (load_wait_for_GR): New function.
1204 (load_wait_for_FR): New function.
1205 (load_wait_for_GRdouble): New function.
1206 (load_wait_for_FRdouble): New function.
1207 (frvbf_model_fr500_u_ici): New function.
1208 (frvbf_model_fr500_u_dci): New function.
1209 (frvbf_model_fr500_u_dcf): New function.
1210 (frvbf_model_fr500_u_icpl): New function.
1211 (frvbf_model_fr500_u_dcpl): New function.
1212 (frvbf_model_fr500_u_icul): New function.
1213 (frvbf_model_fr500_u_dcul): New function.
1214 * frv-sim.h (frv_term): New function.
1215 (insn_non_cache_access): Removed.
1216 (FRV_COUNT_CYCLES): New macro.
1217 (frv_save_peofile_model_p): New global variable.
1218 (model_insn): New enumerated global variable.
1219 (frv_model_advance_cycles): New function.
1220 (frv_model_trace_wait_cycles): New function.
1221 * cache.h (FRV_CACHE_REQUEST_KIND): New enumeration.
1222 (FRV_CACHE_WAR_REQUEST): New struct type.
1223 (FRV_CACHE_STORE_REQUEST): New struct type.
1224 (FRV_CACHE_INVALIDATE_REQUEST): New struct type.
1225 (FRV_CACHE_PRELOAD_REQUEST): New struct type.
1226 (FRV_CACHE_REQUEST): New struct type.
1227 (FRV_CACHE_RETURN_BUFFER): New struct type.
1228 (FRV_CACHE_FLUSH_STATUS): New struct type.
1229 (FRV_CACHE_STATUS): New struct type.
1230 (FRV_CACHE_STAGE): New struct type.
1231 (FRV_CACHE_STAGES): New enumeration.
1232 (FRV_CACHE_WAR): New struct type.
1233 (FRV_CACHE_PIPELINE): New struct type.
1234 (FRV_CACHE_ARS): New struct type.
1235 (FRV_CACHE_STATISTICS): New struct type.
1236 (FRV_CACHE): Add pipeline, statistics, BARS and NARS.
1237 (CACHE_RETURN_DATA): 'return_buffer' is now within 'status'.
1238 (CACHE_RETURN_DATA_ADDRESS): New macro.
1239 (frv_cache_read): Now takes pipe index as second argument.
1240 (frv_cache_enabled): New function.
1241 (frv_cache_request_load): New function.
1242 (frv_cache_request_store): New function.
1243 (frv_cache_request_invalidate): New function.
1244 (frv_cache_request_preload): New function.
1245 (frv_cache_request_unlock): New function.
1246 (frv_cache_run): New function.
1247 (frv_cache_read_passive_SI): New function.
1248 (frv_cache_data_in_buffer): New function.
1249 (frv_cache_data_flushed): New function.
1250 * cache.c (frv_cache_init): Initialize pipelines and xARS registers.
1251 (frv_cache_enabled): New function.
1252 (non_cache_access): New function.
1253 (write_data_to_memory): Count write accesses for each mode. Write to
1254 memory using sim_core_write_unaligned_1;
1255 (read_data_from_memory): New function.
1256 (fill_line_from_memory): Use read_data_from_memory.
1257 (copy_line_to_return_buffer): New function.
1258 (copy_memory_to_return_buffer): New function.
1259 (set_return_buffer_reqno): New function.
1260 (frv_cache_read): Now takes pipe index as second argument. Check for
1261 non-cache access.
1262 (frv_cache_preload): Check for non-cache access.
1263 (frv_cache_unlock): Check for non-cache access.
1264 (invalidate_return_buffer): New function.
1265 (frv_cache_invalidate): Check for non-cache access.
1266 (convert_slot_to_index): New function.
1267 (FREE_CHAIN_SIZE): New macro.
1268 (frv_cache_request_free_chain): New static variable.
1269 (frv_store_request_free_chain): New static variable.
1270 (allocate_new_cache_requests): New function.
1271 (new_cache_request): New function.
1272 (free_cache_request): New function.
1273 (new_store_request): New function.
1274 (pipeline_remove_request): New function.
1275 (pipeline_add_request): New function.
1276 (pipeline_requeue_request): New function.
1277 (next_priority): New function.
1278 (add_WAR_request): New function.
1279 (pipeline_next_request): New function.
1280 (pipeline_stage_request): New function.
1281 (advance_pipelines): New function.
1282 (frv_cache_request_load): New function.
1283 (frv_cache_request_store): New function.
1284 (frv_cache_request_invalidate): New function.
1285 (frv_cache_request_preload): New function.
1286 (frv_cache_request_unlock): New function.
1287 (address_interference): New function.
1288 (wait_for_WAR): New function.
1289 (wait_in_WAR): New function.
1290 (handle_req_load): New function.
1291 (handle_req_preload): New function.
1292 (handle_req_store): New function.
1293 (handle_req_invalidate): New function.
1294 (handle_req_unlock): New function.
1295 (handle_req_WAR): New function.
1296 (arbitrate_requests): New function.
1297 (move_ARS_to_WAR): New function.
1298 (decrease_latencies): New function.
1299 (frv_cache_run): New function.
1300 (frv_cache_read_passive_SI): New function.
1301 (frv_cache_data_in_buffer): New function.
1302 (frv_cache_data_flushed): New function.
1303 * arch.h,decode.c,decode.h,model.c,sem.c: Rebuild.
1304
1305Wed May 24 14:40:34 2000 Andrew Cagney <cagney@b1.cygnus.com>
1306
1307 * configure: Regenerated to track ../common/aclocal.m4 changes.
1308
13092000-05-19 Dave Brolley <brolley@redhat.com>
1310
1311 * traps.c (frv_rett): Check for exceptions in the order specified in the
1312 architecture spec. Allow privileged_instruction interrrupt to be handled
1313 normally.
1314 * registers.c (frv_register_control_init): Handle bfd_mach_frvtomcat.
1315 * frv.c (frvbf_signed_integer_divide): Use updated dtt to decide whether
1316 to clear the NE flag.
1317 (frvbf_model_tomcat_u_exec): New function.
1318 * frv-sim.h (frvbf_division_exception): Now returns updated dtt.
1319 * Makefile.in (stamp-cpu): Add 'tomcat' to 'mach' value.
1320 * arch.c,arch.h,cpu.h,cpuall.h,model.h,decode.c,sem.c: Regenerate.
1321
13222000-05-18 Dave Brolley <brolley@redhat.com>
1323
1324 * sim-if.c (elf-bfd.h): #include it.
1325 (sim_open): Set machine amd architecture based on elf flags.
1326
13272000-04-04 Dave Brolley <brolley@redhat.com>
1328
1329 * frv-sim.h (frv_h_psr_esr_set_handler): Removed.
1330 Delete '#if 0' blocks.
1331 * frv.c: Delete '#if 0' blocks.
1332 (spr_psr_set_handler): Remove special handling for circular referencing of handlers for
1333 PSR.S and PSR.ESR.
1334 (frv_h_psr_esr_set_handler): Removed.
1335 * interrupts.c: Delete '#if 0' blocks.
1336 * memory.c: Delete '#if 0' blocks.
1337 * cpu.c,cpu.h: Regenerate.
1338
13392000-04-03 Dave Brolley <brolley@redhat.com>
1340
1341 * traps.c (frvbf_check_recovering_store): Invalidate data cache line
1342 containing the target address.
1343 (clear_nesr_neear): No longer takes hi_available and lo_available.
1344 Remove bogus check for available GR registers.
1345 (frvbf_clear_ne_flags): Update call to clear_nesr_neear.
1346 (frvbf_commit): Update call to clear_nesr_neear.
1347 * interrupts.c (next_available_esr): Removed.
1348 (next_available_edr): Removed.
1349 (next_available_fq): Removed.
1350 * frv.c (frvbf_fetch_register): Remove "FIXME" comment.
1351 (frvbf_store_register): Remove "FIXME" comment.
1352 * frv-sim.h (UART_INCHAR_ADDR): Removed.
1353 (UART_OUTCHAR_ADDR): Removed.
1354 (UART_STATUS_ADDR): Removed.
1355 (UART_INPUT_READY): Removed.
1356 (UART_OUTPUT_READY): Removed.
1357 (FRV_DEVICE_ADDR): Removed.
1358 (FRV_DEVICE_LEN): Removed.
1359 (SET_NESR): Call frvbf_force_update.
1360 (SET_NEEAR): Call frvbf_force_update.
1361 (SET_NE_FLAGS): Call frvbf_force_update.
1362
13632000-03-30 Dave Brolley <brolley@redhat.com>
1364
1365 * configure: Regenerated.
1366
13672000-03-30 Dave Brolley <brolley@redhat.com>
1368
1369 * registers.c (fr500_spr): Define ESR14-15 and EPCSR14-15 for fr500.
1370 * memory.c (frvbf_write_mem_*): Save slot containing the insn
1371 performing the write.
1372 (frvbf_mem_set_*): Overwrite the slot information of the interrupt
1373 queue element with the information in the interrupt state.
1374 * interrupts.c (frv_queue_interrupt): Call frv_set_interrupt_queue_slot.
1375 (frv_queue_fp_exception_interrupt): Initialize 'new_element'.
1376 (frv_set_interrupt_queue_slot): New function.
1377 (esr_for_data_access_exception): New function.
1378 (set_edr_register): edr_index is now passed in.
1379 (fq_for_exception): New function.
1380 (set_fp_exception_registers): Call fq_for_exception. Interrupt queue
1381 element now passed in.
1382 (set_exception_status_registers): Obtain slot from interrupt queue
1383 element. Call esr_for_data_access_exception. Use ESR14
1384 for data_store_error. Use ESR15 for data_access_error. Use EDR0.
1385 (frv_save_data_written_for_interrupts): Save slot containing the insn
1386 performing the write.
1387 * frv-sim.h (struct frv_fp_exception_info): Use frv_fsr_traps and
1388 frv_fsr_ftt.
1389 (struct frv_interrupt_state): Add 'slot' field.
1390 (frv_set_interrupt_queue_slot): New function.
1391 (frv_set_write_queue_slot): New function.
1392
13932000-03-24 Dave Brolley <brolley@redhat.com>
1394
1395 * mloop.in (_parallel_write_init): Initialize
1396 frv_interrupt_state.imprecise_interrupt.
1397 (_parallel_write_queued): After an imprecise interrupt, only perform
1398 forced writes and floating point writes (for certain exceptions).
1399 * interrupts.c (handle_interrupt): Set
1400 frv_interrupt_state.imprecise_interrupt for writeback after an imprecise
1401 interrupt.
1402 (frv_process_interrupts): No need to clear f_ne_flags.
1403 * frv.c (frvbf_signed_integer_divide): Queue writes to GR registers and
1404 force them to happen even if there is an overflow exception.
1405 (frvbf_force_update): New function.
1406 * frv-sim.h (frvbf_force_update): New function.
1407 (struct frv_interrupt_state): Add imprecise_interrupt.
1408 (FRV_WRITE_QUEUE_FORCE_WRITE): New macro.
1409 * sem.c: Regenerate.
1410
14112000-03-23 Dave Brolley <brolley@redhat.com>
1412
1413 * traps.c (frv_rett): Queue FRV_ILLEGAL_INSTRUCTION directly.
1414 * registers.c (frv_spr): MCIRL -> MCILR.
1415 * interrupts.c (frv_queue_non_implemented_instruction_interrupt):
1416 New function.
1417 (frv_detect_insn_access_interrupts):
1418 Call frv_queue_non_implemented_instruction_interrupt.
1419 (frv_process_interrupts): Clear accumulated NE flags.
1420 * frv.c (frvbf_media_cop): New function.
1421 (frvbf_set_ne_index): Now takes (SIM_CPU *) as first argument. Clear
1422 the NE flag of the given target register.
1423 (frvbf_model_fr500_u_float_arith): Account for FRdouble registers.
1424 (frvbf_model_fr500_u_float_dual_arith): Account for FRdouble registers.
1425 (frvbf_model_fr500_u_float_dual_sqrt): New function.
1426 (frvbf_model_fr500_u_float_convert): Account for FRdouble registers.
1427 (frvbf_model_fr500_u_float_dual_convert): New function.
1428 * frv-sim.h (frvbf_media_cop): New function.
1429 (GET_FQ): Use H_SPR_FQST0.
1430 (SET_FQ): Use H_SPR_FQST0.
1431 (SET_FQ_OPC): Use J_SPR_FQOP0.
1432 (GET_MSR_EMCI): New macro.
1433 (frv_queue_non_implemented_instruction_interrupt): New function.
1434 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1435
14362000-03-08 Dave Brolley <brolley@redhat.com>
1437
1438 * traps.c (frv_rett): Align new_pc.
1439 * memory.c (frvbf_read_mem_HI): Align address.
1440 (frvbf_read_mem_UHI): Align address.
1441 (frvbf_read_mem_SI): Align address.
1442 (frvbf_read_mem_DI): Align address.
1443 (frvbf_read_mem_DF): Align address.
1444 (frvbf_read_imem_USI): Align address.
1445 (frvbf_mem_set_HI): Align address.
1446 (frvbf_mem_set_SI): Align address.
1447 (frvbf_mem_set_DI): Align address.
1448 (frvbf_mem_set_DF): Align address.
1449 (frvbf_mem_set_XI): Align address.
1450 * registers.c (frv_spr): Initialize FSR0.NS to 1.
1451 (fr500_spr): Initialize FSR0.NS to 1.
1452 * interrupts.c (frv_queue_mem_address_not_aligned_interrupt): Check
1453 whether the exception is masked.
1454 * frv.c (frvbf_load_quad_GR): Align address.
1455 (frvbf_store_quad_GR): Align address.
1456 (frvbf_load_quad_FRint): Align address.
1457 (frvbf_store_quad_FRint): Align address.
1458 (frvbf_load_quad_CPR): Align address.
1459 (frvbf_store_quad_CPR): Align address.
1460 * frv-sim.h (GET_ISR_EMAM): New macro.
1461
14622000-03-08 Dave Brolley <brolley@redhat.com>
1463
1464 * traps.c (frvbf_division_exception): Check for masked overflow and
1465 set NE flags, if necessary.
1466 (frvbf_check_recovering_store): Queue writes to the hardware.
1467 (check_registers_available): Removed.
1468 (which_registers_available): Call frv_{fr,gr}_registers_available.
1469 (frvbf_clear_ne_flags): Call check_register_access.
1470 (frvbf_commit): Call check_register_access.
1471 * registers.h (frv_fr_registers_available): New function.
1472 (frv_gr_registers_available): New function.
1473 (frv_check_register_access): New function.
1474 (frv_check_gr_access): New function.
1475 (frv_check_fr_access): New function.
1476 * registers.c (frv_spr): Correct initial value of ISR.
1477 (fr500_spr): Correct initial value of ISR.
1478 (frv_fr_registers_available): New function.
1479 (frv_gr_registers_available): New function.
1480 (frv_check_register_access): New function.
1481 (frv_check_gr_access): New function.
1482 (frv_check_fr_access): New function.
1483 * interrupts.c (frv_queue_division_exception_interrupt): New function.
1484 (set_isr_exception_fields): New function.
1485 (set_exception_status_registers): Set ISR fields for division exception.
1486 (frv_save_data_written_for_interrupts): Handle CGEN_FN_SF_WRITE.
1487 * frv.c (frvbf_h_gr_get_handler): New function.
1488 (frvbf_h_gr_set_handler): New function.
1489 (frvbf_h_fr_get_handler): New function.
1490 (frvbf_h_fr_set_handler): New function.
1491 (frvbf_h_spr_get_handler): Remove special handling for ISR.
1492 (frvbf_h_spr_set_handler): Remove special handling for ISR.
1493 (spr_isr_get_handler): Removed.
1494 (spr_isr_set_handler): Removed.
1495 (frvbf_signed_integer_divide): New funciton.
1496 (frvbf_unsigned_integer_divide): New funciton.
1497 * frv-sim.h (frvbf_h_gr_get_handler): New function.
1498 (frvbf_h_gr_set_handler): New function.
1499 (frvbf_h_fr_get_handler): New function.
1500 (frvbf_h_fr_set_handler): New function.
1501 (frvbf_signed_integer_divide): New funciton.
1502 (frvbf_unsigned_integer_divide): New funciton.
1503 (frv_dtt): New enumeration.
1504 (struct frv_interrupt_queue_element): Add dtt member.
1505 (GET_ISR): New macro.
1506 (SET_ISR): New macro.
1507 (GET_ISR_EDEM): New macro.
1508 (SET_ISR_DTT): New macro.
1509 (SET_ISR_AEXC): New macro.
1510 (frvbf_division_exception): Add 2 'int' arguments.
1511 (frvbf_check_non_excepting_divide): Removed.
1512 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1513
15142000-02-29 Dave Brolley <brolley@redhat.com>
1515
1516 * traps.c (frv_itrap): Use GET_H_GR, SET_H_GR, GET_H_FR.
1517 (frv_rett): Use hardware access macros. Write PSR as a whole.
1518 (next_available_nesr): Check that NECR is valid.
1519 (next_valid_nesr): Check that NECR is valid.
1520 (frvbf_check_non_excepting_load): User new NECR access macros. Don't
1521 call hardware access functions. Use cover macros.
1522 (check_registers_available): New function.
1523 (clear_nesr_near): Check register availability.
1524 (clear_ne_flags): Check register availability.
1525 (frvbf_clear_ne_flags): Check register availability.
1526 (frvbf_commit): Check register availability.
1527 (which_registers_available): New function.
1528 * sim-main.h (registers.h): #include it.
1529 (register_control): New cpu field.
1530 (CPU_REGISTER_CONTROL): New macro.
1531 * reset.c (frv_initialize): Set HSR0 fields for cache here.
1532 (frv_power_on_reset): Initialize SPR registers and RSTR.
1533 (frv_hardware_reset): Initialize SPR registers and RSTR.
1534 (frv_software_reset): Reset SPR registers and RSTR.
1535 * options.c (frv_option_handler): Don't set HSR0 fields for cache here.
1536 Call frv_cache_init.
1537 * mloop.in (main loop): Check for insn access interrupts before
1538 executing the insn.
1539 * interrupts.c (frv_queue_external_interrupt): Use GET_H_PSR_ET.
1540 (frv_detect_insn_access_interrupts): Don't call hardware access
1541 functions directly. Use cover macros.
1542 (check_reset): Don't reset RSTR here.
1543 (next_available_esr): ESFR -> ESFR_FLAG.
1544 (next_available_edr): ESFR -> ESFR_FLAG.
1545 (clear_exception_status_registers): Use GET_ESFR and SET_ESFR.
1546 ESFR -> ESFR_FLAG.
1547 (frv_break_interrupt): Don't call hardware access functions directly.
1548 Use cover macros.
1549 (frv_program_or_software_interrupt): Ditto.
1550 (frv_external_interrupt): Ditto.
1551 * frv.c (frvbf_fetch_register): Don't call 'get' functions directly.
1552 (frvbf_store_register): Don't call 'set' functions directly.
1553 (frvbf_h_gr_double_get_handler): Use GET_H_GR.
1554 (frvbf_h_gr_double_set_handler): Use SET_H_GR.
1555 (frvbf_h_fr_double_get_handler): Use GET_H_FR.
1556 (frvbf_h_fr_double_set_handler): Use SET_H_FR.
1557 (frvbf_h_fr_int_get_handler): Use GET_H_FR.
1558 (frvbf_h_fr_int_set_handler): Use SET_H_FR.
1559 (frvbf_h_cpr_double_get_handler): Use GET_H_CPR.
1560 (frvbf_h_cpr_double_set_handler): Use SET_H_CPR.
1561 (frvbf_h_gr_quad_set_handler): Use SET_H_GR.
1562 (frvbf_h_fr_quad_set_handler): Use SET_H_FR.
1563 (frvbf_h_spr_get_handler): Check SPR access. Call renamed functions.
1564 Support shadow registers.
1565 (frvbf_h_spr_set_handler): Check SPR access. Call renamed functions.
1566 Support shadow registers.
1567 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1568 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1569 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1570 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1571 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1572 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1573 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1574 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1575 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1576 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1577 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1578 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1579 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1580 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1581 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1582 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1583 (frvbf_h_psr_esr_set_handler): Update to conform to FRV architecture
1584 version 1.3a.
1585 (spr_ccr_get_handler): Don't reference the hardware directly.
1586 (spr_ccr_set_handler): Don't reference the hardware directly.
1587 (spr_cccr_get_handler): Don't reference the hardware directly.
1588 (spr_cccr_set_handler): Don't reference the hardware directly.
1589 (spr_sr_get_handler): New function.
1590 (spr_sr_set_handler): New function.
1591 (frvbf_switch_supervisor_user_context): Temporarily switch to
1592 supervisor mode.
1593 (frvbf_store_quad_GR): Don't call handler directly.
1594 (frvbf_store_quad_FRint): Don't call handler directly.
1595 (frvbf_store_quad_CPR): Don't call handler directly.
1596 (frvbf_clear_all_accumulators): Removed.
1597 (frvbf_clear_accumulators): New function.
1598 (frvbf_model_fr500_u_media): Expand busy_adjustment to 8 members.
1599 Account for in_ACCGi and out_ACCGk.
1600 * frv-sim.h (RSTR_HARDWARE_RESET): New macro.
1601 (RSTR_SOFTWARE_RESET): New macro.
1602 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1603 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1604 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1605 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1606 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1607 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1608 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1609 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1610 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1611 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1612 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1613 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1614 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1615 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1616 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1617 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1618 (frvbf_clear_all_accumulators): Removed.
1619 (frvbf_clear_accumulators): New function.
1620 (GET_HSR0): Use GET_H_SPR.
1621 (SET_HSR0): Use SET_H_SPR.
1622 (CLEAR_HSR0_ICE): New macro.
1623 (CLEAR_HSR0_DCE): New macro.
1624 (GET_IHSR8): Use GET_H_SPR.
1625 (GET_PSR): New macro.
1626 (SET_PSR_ET): New macro.
1627 (GET_PSR_PS): New macro.
1628 (SET_PSR_S): New macro.
1629 (GET_ESFR): Changed to reference entire register.
1630 (SET_ESFR): Changed to reference entire register.
1631 (GET_ESFR_FLAG): New macro.
1632 (SET_ESFR_FLAG): New macro.
1633 (NECR_ELOS): Removed.
1634 (NECR_NEN): Removed.
1635 (NECR_VALID): Removed.
1636 (GET_NECR): New macro.
1637 (GET_NECR_ELOS): New macro.
1638 (GET_NECR_NEN): New macro.
1639 (GET_NECR_VALID): New macro.
1640 (NESR_RANGE): Removed.
1641 (GET_NESR): Use GET_H_SPR.
1642 (GET_NE_FLAGS): Use GET_H_SPR.
1643 * cache.h (CACHE_INITIALIZED): New macro.
1644 * Makefile.in (SIM_OBJS): Add registers.o.
1645 (SIM_EXTRA_DEPS): Add registers.h.
1646 (registers.o): New target.
1647 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1648
16492000-02-17 Dave Brolley <brolley@redhat.com>
1650
1651 * interrupts.c (frv_interrupt_table): Update priority order and handler
1652 offsets to conform to the architecture version 1.3a.
1653 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1654 to the architecture version 1.3a.
1655
16562000-02-17 Dave Brolley <brolley@redhat.com>
1657
1658 * interrupts.c (frv_interrupt_table): Update priority order and handler
1659 offsets to conform to the latest specifications.
1660 (frv_queue_interrupt): Correct comment. Identical interrupts can be
1661 queued. New variable 'iclass' used to test for external interrupts.
1662 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1663 to the latest specifications.
1664
16652000-01-20 Dave Brolley <brolley@redhat.com>
1666
1667 * sim-if.c (sim_open): Move frv-specific initialization to
1668 frv_initialize in reset.c.
1669 * interrupts.c (check_reset): Use RSTR_ADDRESS. Check and reset RSTR
1670 status bits for hardware vs software reset.
1671 * reset.c: New file.
1672 * frv-sim.h (frv_initialize): New function.
1673 (frv_power_on_reset): New function.
1674 (frv_hardware_reset): New function.
1675 (frv_software_reset): New function.
1676 (RSTR_ADDRESS): New macro.
1677 (RSTR_INITIAL_VALUE): New macro.
1678 (GET_RSTR_HR): New macro.
1679 (GET_RSTR_SR): New macro.
1680 (SET_RSTR_H): New macro.
1681 (SET_RSTR_S): New macro.
1682 (CLEAR_RSTR_P): New macro.
1683 (CLEAR_RSTR_H): New macro.
1684 (CLEAR_RSTR_S): New macro.
1685 (CLEAR_RSTR_HR): New macro.
1686 (CLEAR_RSTR_SR): New macro.
1687
16882000-01-03 Dave Brolley <brolley@cygnus.com>
1689
1690 * mloop.in (execute): Only call modeling function if the pointer is not
1691 NULL.
1692 * frv.c (frvbf_model_insn_after): Only access FR500_MODEL_DATA for
1693 fr500.
1694
16952000-01-03 Dave Brolley <brolley@cygnus.com>
1696
1697 * options.c (OPTION_FRV_MEMORY_LATENCY): New enumerator.
1698 (frv_options): Add --memory-latency.
1699 (frv_option_handler): Handle FRV_OPTION_MEMORY_LATENCY.
1700 * mloop.in (@cpu@_simulate_insn_prefetch): Use cache memory_latency.
1701 * frv.c (SET_ACC_USE_IS_MEDIA_P1): operate on d->curr_acc_p1
1702 (SET_ACC_USE_NOT_MEDIA_P1): operate on d->curr_acc_p1
1703 (SET_ACC_USE_IS_MEDIA_P2): operate on d->curr_acc_p1
1704 (SET_ACC_USE_NOT_MEDIA_P2): operate on d->curr_acc_p1
1705 (update_latencies): Only clear usage flags if the register has no
1706 target latency.
1707 (frvbf_model_insn_before): Update cur_acc_p1 and cur_acc_p2. Use | (or)
1708 not |= (or assgnment).
1709 (frvbf_model_insn_after): Print post processing wait for all insns.
1710 Update prev_acc_p1 and prev_acc_p2.
1711 (frvbf_model_fr500_u_gr_load_store): Use cache memory_latency.
1712 (frvbf_model_fr500_u_fr_load_store): Use cache memory_latency.
1713 (frvbf_model_fr500_u_swap): Use cache memory_latency.
1714 (frvbf_model_fr500_u_media): Use busy_adjustment[4] for out_ACC40Sk.
1715 (frvbf_model_fr500_u_media): Use busy_adjustment[5] for out_ACC40Uk.
1716 (frvbf_model_fr500_u_media_quad_arith): New function.
1717 (frvbf_model_fr500_u_media_dual_mul): New function.
1718 (frvbf_model_fr500_u_media_quad_mul): New function.
1719 (frvbf_model_fr500_u_media_quad_complex): New function.
1720 (frvbf_model_fr500_u_media_dual_expand): New function.
1721 (frvbf_model_fr500_u_media_dual_unpack): New function.
1722 (frvbf_model_fr500_u_media_dual_btoh): New function.
1723 (frvbf_model_fr500_u_media_dual_htob): New function.
1724 (frvbf_model_fr500_u_media_dual_btohe): New function.
1725 (frv_ref_SI): New function.
1726 * cache.h (FRV_CACHE): Add memory_latency field.
1727 * cache.c (frv_cache_init): Initialize memory_latency.
1728 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1729
17301999-12-17 Dave Brolley <brolley@cygnus.com>
1731
1732 * sim-if.c (sim_open): Initialize insn prefetch and reset register.
1733 * options.c (OPTIONS_FRV_PROFILE_CACHE): New enumeration.
1734 (OPTIONS_FRV_PROFILE_PARALLEL): New enumeration.
1735 (OPTIONS_FRV_TIMER): New enumeration.
1736 (frv_options): Add --profile-cache, --profile-parallel, --timer.
1737 (frv_option_handler): Override common implementation of -p. Handle
1738 --profile-cache, --profile-parallel, --timer.
1739 * mloop.in (execute): Call profiling functions if the timer interrupt
1740 is enabled.
1741 (@cpu@_simulate_insn_prefetch): New function.
1742 (main loop): Call @cpu@_simulate_insn_prefetch.
1743 * interrupts.c (frv_queue_interrupt): Don't queue two external
1744 interrupts of the same priority.
1745 (frv_queue_external_interrupt): New function.
1746 (frv_external_interrupt): New function.
1747 (handle_interrupt): Handle external interrupts.
1748 (check_reset): New function.
1749 (frv_process_interrupts): Call check_reset.
1750 * frv.c: Include "bfd.h"
1751 (frvbf_h_psr_get_handler): Set the PIL field.
1752 (frvbf_h_psr_set_handler): Get the PIL field.
1753 (DUAL_REG): New macro.
1754 (DUAL_DOUBLE): New macro.
1755 (SET_USE_IS_FPOP): New macro.
1756 (SET_USE_NOT_FPOP): New macro.
1757 (USE_IS_FPOP): New macro.
1758 (SET_USE_IS_MEDIA): New macro.
1759 (SET_USE_NOT_MEDIA): New macro.
1760 (USE_IS_MEDIA_P1): New macro.
1761 (SET_USE_IS_MEDIA_P1): New macro.
1762 (SET_USE_NOT_MEDIA_P1): New macro.
1763 (SET_USE_IS_MEDIA_P2): New macro.
1764 (SET_USE_NOT_MEDIA_P2): New macro.
1765 (USE_IS_MEDIA_P2): New macro.
1766 (SET_ACC_USE_IS_MEDIA_P1): New macro.
1767 (SET_ACC_USE_NOT_MEDIA_P1): New macro.
1768 (ACC_USE_IS_MEDIA_P1): New macro.
1769 (SET_ACC_USE_IS_MEDIA_P2): New macro.
1770 (SET_ACC_USE_NOT_MEDIA_P2): New macro.
1771 (ACC_USE_IS_MEDIA_P2): New macro.
1772 (RESOURCE_IDIV): New macro.
1773 (RESOURCE_FDIV): New macro.
1774 (RESOURCE_SQRT): New macro.
1775 (fr_busy_adjust): New array.
1776 (acc_busy_adjust): New array.
1777 (apply_latency_adjustments): New function.
1778 (update_latencies): New function.
1779 (handle_wait_cycles): New function.
1780 (handle_resource_wait): New function.
1781 (update_target_latencies): New function.
1782 (frvbf_model_insn_before): Add resource latency to cycle counts.
1783 (frvbf_model_insn_after): Add resource latency to cycle counts.
1784 (update_GR_latency): New function.
1785 (update_GRdouble_latency): New function.
1786 (update_FR_latency): New function.
1787 (update_FRdouble_latency): New function.
1788 (decrease_ACC_busy): New function.
1789 (decrease_FR_busy): New function.
1790 (increase_FR_busy): New function.
1791 (update_ACC_latency): New function.
1792 (update_CCR_latency): New function.
1793 (update_idiv_resource_latency): New function.
1794 (update_fdiv_resource_latency): New function.
1795 (update_fsqrt_resource_latency): New function.
1796 (vliw_wait_for_GR): New function.
1797 (vliw_wait_for_GRdouble): New function.
1798 (vliw_wait_for_FR): New function.
1799 (vliw_wait_for_FRdouble): New function.
1800 (vliw_wait_for_CCR): New function.
1801 (vliw_wait_for_ACC): New function.
1802 (vliw_wait_for_idiv_resource): New function.
1803 (vliw_wait_for_fdiv_resource): New function.
1804 (vliw_wait_for_fsqrt_resource): New function.
1805 (enforce_full_fr_latency): New function.
1806 (frvbf_model_fr500_u_exec): New function.
1807 (frvbf_model_fr500_u_integer): New function.
1808 (frvbf_model_fr500_u_imul): New function.
1809 (frvbf_model_fr500_u_idiv): New function.
1810 (frvbf_model_fr500_u_branch): New function.
1811 (frvbf_model_fr500_u_set_hilo): New function.
1812 (frvbf_model_fr500_u_gr_load_store): New function.
1813 (frvbf_model_fr500_u_fr_load_store): New function.
1814 (frvbf_model_fr500_u_swap): New function.
1815 (frvbf_model_fr500_u_fr2fr): New function.
1816 (frvbf_model_fr500_u_fr2gr): New function.
1817 (frvbf_model_fr500_u_spr2gr): New function.
1818 (frvbf_model_fr500_u_gr2fr): New function.
1819 (frvbf_model_fr500_u_gr2spr): New function.
1820 (post_wait_for_FR): New function.
1821 (post_wait_for_FRdouble): New function.
1822 (post_wait_for_ACC): New function.
1823 (post_wait_for_CCR): New function.
1824 (post_wait_for_fdiv): New function.
1825 (post_wait_for_fsqrt): New function.
1826 (adjust_float_register_busy): New function.
1827 (adjust_double_register_busy): New function.
1828 (restore_float_register_busy): New function.
1829 (restore_double_register_busy): New function.
1830 (frvbf_model_fr500_u_float_arith): New function.
1831 (frvbf_model_fr500_u_float_dual_arith): New function.
1832 (frvbf_model_fr500_u_float_div): New function.
1833 (frvbf_model_fr500_u_float_sqrt): New function.
1834 (frvbf_model_fr500_u_float_compare): New function.
1835 (frvbf_model_fr500_u_float_dual_compare): New function.
1836 (frvbf_model_fr500_u_float_convert): New function.
1837 (frvbf_model_fr500_u_media): New function.
1838 (frvbf_model_fr500_u_barrier): New function.
1839 (frvbf_model_fr500_u_membar): New function.
1840 * frv-sim.h (LEUINT): New macro.
1841 (GET_HSR0_SA): New macro.
1842 (struct frv_interrupt_timer): New struct.
1843 (struct frv_interrupt_state): Add timer fiield.
1844 (frv_queue_external_interrupt): New function.
1845 (frv_external_interrupt): New function.
1846 (frv_profile_info): New function.
1847 (PROFILE_CACHE_IDX): New enumerator.
1848 (PROFILE_PARALLEL_IDX): New enumerator.
1849 (PROFILE_cache): New macro.
1850 (PROFILE_parallel): New macro.
1851 (WITH_PROFILE_CACHE_P): New macro.
1852 (WITH_PROFILE_PARALLEL_P): New macro.
1853 * cache.h (FRV_CACHE): Add last_was_hit field.
1854 * cache.c (get_tag): Use new last_was_hit field.
1855 (frv_cache_read): Ditto.
1856 (frv_cache_write): Ditto.
1857 * arch.h,cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1858
18591999-12-13 Dave Brolley <brolley@cygnus.com>
1860
1861 * frv.c (frvbf_h_spr_set_handler): Handle accumulator guards.
1862 (frvbf_clear_all_accumulators): Pass frvbf_h_acc40S_set to
1863 sim_queue_fn_di_write.
1864 (frvbf_media_cut_ss): New function.
1865 * frv-sim.h (frvbf_media_cut_ss): New function.
1866 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1867
18681999-12-13 Dave Brolley <brolley@cygnus.com>
1869
1870 * pipeline.c (check_insn_major_constraints): F-4, F-8 and M-8 have
1871 no constraints.
1872 * interrupts.c (frv_queue_illegal_instruction_interrupt): Use
1873 FRV_IS_FLOAT_INSN and FRV_IS_MEDIA_INSN.
1874 (frv_detect_insn_access_interrupts): Use FRV_IS_FLOAT_INSN and
1875 FRV_IS_MEDIA_INSN.
1876 * frv.c (frvbf_model_simple_u_exec): New function.
1877 * frv-sim.h (FRV_IS_FLOAT_INSN): Range includes F-8.
1878 (FRV_IS_MEDIA_INSN): Range includes M-8.
1879
1880 * Makefile.in (stamp-cpu): add 'simple' to the list of machines.
1881 * arch.c,arch.h,cpu.h,cpuall.h,decode.c,decode.h,model.c,sem.c:
1882 Regenerate.
1883
18841999-12-10 Dave Brolley <brolley@cygnus.com>
1885
1886 * traps.c (check_registers_available): New function.
1887 (clear_ne_flags): Generate register_exception if register(s) not
1888 available.
1889 (frvbf_commit): Generate register_exception if register(s) not
1890 available.
1891 * interrupts.c (frv_program_or_software_interrupt): No need to copy
1892 GR4-GR7 to SR0-SR4.
1893 * frv.c (frvbf_h_psr_set_handler): Special handling for PSR.S and
1894 PSR.ESR.
1895 (frvbf_h_psr_s_set_handler): New function.
1896 (frvbf_h_psr_esr_set_handler): New function.
1897 (frvbf_switch_supervisor_user_context): New function.
1898 (frvbf_scan_result): Reflect latest ISA.
1899 * frv-sim.h (frvbf_h_psr_s_set_handler): New function.
1900 (frvbf_h_psr_esr_set_handler): New function.
1901 (frvbf_switch_supervisor_user_context): New function.
1902 (GET_HSR0_FRN): New Macro.
1903 (GET_HSR0_GRN): New Macro.
1904 (GET_HSR0_FRHE): New Macro.
1905 (GET_HSR0_FRLE): New Macro.
1906 (GET_HSR0_GRHE): New Macro.
1907 (GET_HSR0_GRLE): New Macro.
1908 (frv_ec): New value for FRV_EC_COMMIT_EXCEPTION.
1909 (GET_ESFR): New bit ordering.
1910 (SET_ESFR): New bit ordering.
1911 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1912
19131999-12-10 Michael Meissner <meissner@cygnus.com>
1914
1915 * Makefile.in (sim-if.o): Add eng.h dependency.
1916
19171999-12-09 Dave Brolley <brolley@cygnus.com>
1918
1919 * mloop.in (execute): Pass sc->first_insn_p to @cpu@_model_insn_before.
1920 Pass sc->last_insn_p to @cpu@_model_insn_before.
1921 (main loop): Compute sc->first_insn_p.
1922 * frv.c (frvbf_model_insn_before): Set state variables.
1923 (frvbf_model_insn_after): Count basic cycles. Set state variables.
1924 (frvbf_model_fr500_u_integer): Remove.
1925 * arch.h,cpu.h,decode.h,model.c: Regenerate.
1926
19271999-12-07 Dave Brolley <brolley@cygnus.com>
1928
1929 * sim-main.h (cache.h): Include it.
1930 (insn_cache): New member.
1931 (data_cache): New member.
1932 (CPU_INSN_CACHE): New macro.
1933 (CPU_DATA_CACHE): New macro.
1934 * sim-if.c (WANT_CPU): New macro.
1935 (WANT_CPU_FRVBF): New macro.
1936 (sim_open): Call sim_add_option_table. Call frv_cache_init for the
1937 data and insn caches for each cpu.
1938 (sim_close): Call frv_cache_term for the insn and data caches of each
1939 cpu.
1940 * mloop.in (extract): Read insn from the cache.
1941 (main loop): Access the insn cache in order to maintain stats.
1942 * memory.c (data_non_cache_access): New function.
1943 (insn_non_cache_access): New function.
1944 (frvbf_read_mem_QI): Attempt to read from the cache first.
1945 (frvbf_read_mem_UQI): Ditto.
1946 (frvbf_read_mem_HI): Ditto.
1947 (frvbf_read_mem_UHI): Ditto.
1948 (frvbf_read_mem_SI): Ditto.
1949 (frvbf_read_mem_DI): Ditto.
1950 (frvbf_read_mem_DF): Ditto.
1951 (frvbf_read_imem_USI): New function.
1952 (frvbf_write_mem_QI): Write through the cache is it is enabled.
1953 (frvbf_write_mem_UQI): Ditto.
1954 (frvbf_write_mem_HI): Ditto.
1955 (frvbf_write_mem_UHI): Ditto.
1956 (frvbf_write_mem_SI): Ditto.
1957 (frvbf_write_mem_DI): Ditto.
1958 (frvbf_write_mem_DF): Ditto.
1959 (frvbf_mem_set_QI): New function.
1960 (frvbf_mem_set_HI): New function.
1961 (frvbf_mem_set_SI): New function.
1962 (frvbf_mem_set_DI): New function.
1963 (frvbf_mem_set_DF): New function.
1964 (frvbf_mem_set_XI): New function.
1965 * interrupts.c (frv_save_data_written_for_interrupts): Handle
1966 CGEN_FN_MEM_QI_WRITE,
1967 CGEN_FN_MEM_HI_WRITE, CGEN_FN_MEM_SI_WRITE, CGEN_FN_MEM_DI_WRITE,
1968 CGEN_FN_MEM_DF_WRITE, CGEN_FN_MEM_XI_WRITE.
1969 * frv.c (frvbf_load_quad_GR): Call frvbf_read_mem_SI.
1970 Call sim_queue_fn_mem_xi_write.
1971 (frvbf_load_quad_FRint): Call frvbf_read_mem_SI.
1972 Call sim_queue_fn_mem_xi_write.
1973 (frvbf_load_quad_CPR): Call frvbf_read_mem_SI.
1974 Call sim_queue_fn_mem_xi_write.
72f4393d
L
1975 (frvbf_insn_cache_preload): New function.
1976 (frvbf_data_cache_preload): New function.
1977 (frvbf_insn_cache_unlock): New function.
1978 (frvbf_data_cache_unlock): New function.
1979 (frvbf_insn_cache_invalidate): New function.
1980 (frvbf_data_cache_invalidate): New function.
1981 (frvbf_data_cache_flush): New function.
b34f6357
DB
1982 * frv-sim.h (sim-options.h): Include it.
1983 (GET_HSR0): New macro.
72f4393d
L
1984 (SET_HSR0): New macro.
1985 (GET_HSR0_ICE): New macro.
1986 (SET_HSR0_ICE): New macro.
1987 (GET_HSR0_DCE): New macro.
1988 (SET_HSR0_DCE): New macro.
1989 (GET_HSR0_CBM): New macro.
1990 (GET_HSR0_RME): New macro.
1991 (GET_IHSR8): New macro.
1992 (GET_IHSR8_NBC): New macro.
b34f6357
DB
1993 (frvbf_insn_cache_preload): New function.
1994 (frvbf_data_cache_preload): New function.
1995 (frvbf_insn_cache_unlock): New function.
1996 (frvbf_data_cache_unlock): New function.
1997 (frvbf_insn_cache_invalidate): New function.
1998 (frvbf_data_cache_invalidate): New function.
1999 (frvbf_data_cache_flush): New function.
2000 (insn_non_cache_access): New function.
2001 (frvbf_read_imem_USI): New function.
2002 (frvbf_mem_set_QI): New function.
2003 (frvbf_mem_set_HI): New function.
2004 (frvbf_mem_set_SI): New function.
2005 (frvbf_mem_set_DI): New function.
2006 (frvbf_mem_set_DF): New function.
2007 (frvbf_mem_set_XI): New function.
2008 (frv_options): FRV specific command line options.
2009 * Makefile.in (SIM_OBJS): Add options.o and cache.o.
2010 (SIM_EXTRA_DEPS): Add $(sim-options_h).
2011 (cache.o): New target.
2012 (options.o): New target.
2013 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2014 * cache.h: New file.
2015 * cache.c: New file.
2016 * options.c: New file.
2017
20181999-11-29 Dave Brolley <brolley@cygnus.com>
2019
2020 * traps.c (frvbf_check_non_excepting_load): Use new NE_FLAG macros.
2021 (frvbf_check_non_excepting_divide): Ditto.
2022 (clear_ne_flags): Ditto
2023 (frvbf_commit): Ditto.
2024 * pipeline.c (frv_pipeline_add_insn): Clear the NE index for all insns.
2025 * mloop.in (_parallel_write_init): Clear NE flags here.
2026 * interrupts.c (frv_queue_fp_exception_interrupt): Set NE flags here
2027 for non excepting insns. Also check for masked interrupts here.
2028 (frv_process_interrupts): Write NE flags here.
2029 (set_fp_exception_registers): No longer check for masked interrupts
2030 here.
2031 (check_for_compound_interrupt): No need to worry about masked
2032 interrupts.
2033 * frv-sim.h (frv_interrupt_state): Add f_ne_flags member.
2034 (GET_NE_FLAGS): New macro.
2035 (SET_NE_FLAGS): New macro.
2036 (GET_NE_FLAG): Operate on accumulated argument.
2037 (SET_NE_FLAG): Operate on accumulated argument.
2038 (CLEAR_NE_FLAG): Operate on accumulated argument.
2039 * Makefile.in (FRVBF_INCLUDE_DEPS): Add $(SIM_EXTRA_DEPS)
2040 (frv.o): Correct dependencies.
2041 (traps.o): Ditto.
2042 (pipeline.o): Ditto.
2043 (interrupts.o): Ditto.
2044 (memory.o): Ditto.
2045 * sem.c: Regenerate.
2046
20471999-11-26 Dave Brolley <brolley@cygnus.com>
2048
2049 * traps.c (frvbf_fpu_error): Only call frv_queue_fp_exception if
2050 there is an exception indicated in the mask.
2051 * pipeline.c (frv_pipeline_add_insn): Clear ne_index in the interrupt
2052 state when adding a floating point insn to the pipeline.
2053 * interrupts.c (set_fp_exception_registers): Set NE flag for
2054 non-excepting insns.
2055 * frv-sim.h (frvbf_h_fr_double_get_handler): Mode of data is DF.
2056 (frvbf_h_fr_double_set_handler): Mode of data is DF.
2057 (frvbf_h_fr_int_get_handler): New function.
2058 (frvbf_h_fr_int_set_handler): New function.
2059 (frvbf_set_ne_index): New function.
2060 (NE_NOFLAG): New macro.
2061 (frv_interrupt_state): Add ne_index member.
2062 * frv.c (frvbf_h_fr_double_get_handler): Mode of data is DF.
2063 (frvbf_h_fr_double_set_handler): Mode of data is DF.
2064 (frvbf_h_fr_int_get_handler): New function.
2065 (frvbf_h_fr_int_set_handler): New function.
2066 (frvbf_set_ne_index): New function.
2067 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2068
20691999-11-24 Dave Brolley <brolley@cygnus.com>
2070
2071 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2072
20731999-11-23 Dave Brolley <brolley@cygnus.com>
2074
2075 * frv-sim.h (frvbf_media_cut): New function.
2076 * frv.c (frvbf_media_cut): New function.
2077 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2078
20791999-11-22 Dave Brolley <brolley@cygnus.com>
2080
2081 * frv-sim.h (frvbf_clear_all_accumulators): New function.
2082 * frv.c.h (frvbf_clear_all_accumulators): New function.
2083 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2084
20851999-11-18 Dave Brolley <brolley@cygnus.com>
2086
2087 * pipeline.c (frv_pipeline_add_insn): Only clear MSR0 and FSR0 fields
2088 if this is the first insn of its class in the pipeline.
2089 * frv-sim.h (frvbf_media_register_not_aligned): New function.
2090 * traps.c (frvbf_media_register_not_aligned): New function.
2091 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2092
20931999-11-17 Dave Brolley <brolley@cygnus.com>
2094
2095 * pipeline.c (frv_pipeline_add_insn): Clear MSRx.SIE fields.
2096 * frv-sim.h (OR_MSR_SIE): New macro.
2097 (CLEAR_MSR_SIE): New macro.
2098 (frvbf_media_overflow): Now takes sie argument.
2099 (frv_set_mp_exception_registers): Now takes sie argument.
2100 * interrupts.c (frv_set_mp_exception_registers): Now takes sie argument.
2101 Set MSRx.SIE field.
2102 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2103
21041999-11-15 Dave Brolley <brolley@cygnus.com>
2105
2106 * traps.c (frv_mtrap): New function.
2107 (frvbf_media_cr_not_aligned): New function.
2108 (frvbf_media_acc_not_aligned): New function.
2109 (frvbf_media_overflow): New function.
2110 * pipeline.c (frv_pipeline_add_insn): Clear MSR fields.
2111 * interrupts.c: Call frv_set_mp_exception_registers.
2112 (frv_set_mp_exception_registers): New function.
2113 * frv-sim.h (frv_msr_mtt): New enumeration.
2114 (GET_MSR): New macro.
2115 (SET_MSR): New macro.
2116 (GET_MSR_AOVF): New macro.
2117 (SET_MSR_AOVF): New macro.
2118 (GET_MSR_OVF): New macro.
2119 (SET_MSR_OVF): New macro.
2120 (CLEAR_MSR_OVF): New macro.
2121 (GET_MSR_MTT): New macro.
2122 (SET_MSR_MTT): New macro.
2123 (frv_set_mp_exception_registers): New function.
2124 (frv_mtrap): New function.
2125 (FRV_IS_MEDIA_INSN): New macro.
2126 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2127
21281999-11-10 Dave Brolley <brolley@cygnus.com>
2129
2130 * sim-main.h (_sim_cpu): Add debug_state member.
2131 * mloop.in (_parallel_write_queued): Clear data_written.length.
2132 * interrupts.c (frv_interrupt_table): Offset of BREAK_EXCEPTION
2133 handler is 0xff.
2134 (frv_queue_break_interrupt): New function.
2135 (frv_break_interrupt): New function.
2136 (handle_interrupt): Handle break_interrupt.
2137 (frv_non_operating_interrupt): Now takes interrupt_kind.
2138 * frv-sim.h (frv_queue_break_interrupt): New function.
2139 (frv_break_interrupt): New function.
2140 (frv_break): New function.
2141 (frv_non_operating_interrupt): Now takes interrupt_kind.
2142 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2143
21441999-11-09 Dave Brolley <brolley@cygnus.com>
2145
2146 * pipeline.c (frv_pipeline_add_insn): Clear FSR0.FTT when adding
2147 a floating point insn.
2148 * traps.c (frvbf_fpu_error): Map fpu status to frv interrupts.
2149 * interrupts.c (frv_queue_illegal_instruction_interrupt): Call
2150 frv_queue_fp_exception_interrupt.
2151 (frv_queue_fp_exception_interrupt): New function.
2152 (next_available_fq): New function.
2153 (set_fp_exception_registers): New function.
2154 (set_exception_status_registers): Now returns 1 if interrupt not masked.
2155 (check_for_compound_interrupt): Now returns NULL if interrupt masked.
2156 (frv_program_interrupt): Don't process interrupt if it is masked.
2157 * frv.c (frvbf_h_fr_double_get_handler): Call
2158 frv_queue_fp_exception_interrupt.
2159 (frvbf_h_fr_double_set_handler): Call frv_queue_fp_exception_interrupt.
2160 (frvbf_h_fr_quad_set_handler): Call frv_queue_fp_exception_interrupt.
2161 (frvbf_store_quad_FRint): Call frv_queue_fp_exception_interrupt.
2162 * frv-sim.h: Get/set hardware directly in GET/SET macros.
2163 (frv_fp_exception_info): New struct type.
2164 (frv_interrupt_queue_element): Add fp_info member.
2165 (frv_fsr_traps): New enumeration.
2166 (frv_fsr_ftt): New enumeration.
2167 (frv_sie): New enumeration.
2168 (frv_miv): New enumeration.
2169 (GET_FSR): New macro.
2170 (SET_FSR): New macro.
2171 (GET_FSR_TEM): New macro.
2172 (SET_FSR_QNE): New macro.
2173 (SET_FSR_FTT): New macro.
2174 (GET_FSR_AEXC): New macro.
2175 (SET_FSR_AEXC): New macro.
2176 (GET_FQ): New macro.
2177 (SET_FQ): New macro.
2178 (SET_FQ_OPC): New macro.
2179 (SET_FQ_MIV): New macro.
2180 (SET_FQ_SIE): New macro.
2181 (SET_FQ_FTT): New macro.
2182 (SET_FQ_CEXC): New macro.
2183 (GET_FQ_VALID): New macro.
2184 (SET_FQ_VALID): New macro.
2185 (frv_queue_fp_exception_interrupt): New function.
2186 (FRV_IS_FLOAT_INSN): New macro.
2187
21881999-11-04 Dave Brolley <brolley@cygnus.com>
2189
2190 * traps.c (frvbf_fpu_error): No floating point errors need to be
2191 detected.
2192 * interrupts.c (clear_exception_status_registers): Clear 'valid' fields
2193 of the ESR registers too.
2194 (set_exception_status_registers): Don't set EAR for any precise
2195 interrupts. Register index should be 1 for insns in PIPE_I1. Clear
2196 ESR.EAV and ESR.EDV if not setting them. Set ESR.VALID.
2197 (non_operating_interrupt): No need for return code.
2198 (frv_program_or_software_interrupt): Process interrupt regardless
2199 of operating mode. If PSR.ET was not set at the start of processing,
2200 then stop the simulation with a message.
2201 (frv_save_data_written_for_interrupts): Handle CGEN_FN_XI_WRITE and
2202 CGEN_MEM_XI_WRITE.
2203 * frv.c (frvbf_h_gr_quad_set_handler): New function.
2204 (frvbf_h_fr_quad_set_handler): New function.
2205 (frvbf_h_cpr_quad_set_handler): New function.
2206 (frvbf_load_quad_GR): Renamed from frvbf_load_multiple_GR. Use new
2207 sim_queue_fn_xi_write.
2208 (frvbf_load_quad_FRint): Renamed from frvbf_load_multiple_GR. Use new
2209 sim_queue_fn_xi_write.
2210 (frvbf_load_quad_CPR): Renamed from frvbf_load_multiple_GR. Use new
2211 sim_queue_fn_xi_write.
2212 (frvbf_store_quad_GR): Renamed from frvbf_store_multiple_GR. Use new
2213 sim_queue_mem_xi_write.
2214 (frvbf_store_quad_FRint): Renamed from frvbf_store_multiple_GR. Use new
2215 sim_queue_mem_xi_write.
2216 (frvbf_store_quad_CPR): Renamed from frvbf_store_multiple_GR. Use new
2217 sim_queue_mem_xi_write.
2218 * frv-sim.h (frvbf_h_gr_quad_set_handler): New function.
2219 (frvbf_h_fr_quad_set_handler): New function.
2220 (frvbf_h_cpr_quad_set_handler): New function.
2221 (SET_ESR_VALID): New macro.
2222 (CLEAR_ESR_VALID): New macro.
2223 (CLEAR_ESR_EAV): New macro.
2224 (CLEAR_ESR_EDV): New macro.
2225 * sem.c: Regenerate.
2226
22271999-11-02 Dave Brolley <brolley@cygnus.com>
2228
2229 * traps.c (frv_core_signal): Call
2230 frv_queue_mem_address_not_aligned_interrupt.
2231 * mloop.in (_parallel_write_queued): Call
2232 frv_save_data_written_for_interrupts.
2233 * frv.c (frvbf_h_gr_double_get_handler): Call
2234 frv_queue_register_exception_interrupt.
2235 (frvbf_h_cpr_double_get_handler): Call
2236 frv_queue_register_exception_interrupt.
2237 (frvbf_h_cpr_double_set_handler): Call
2238 frv_queue_register_exception_interrupt.
2239 (frvbf_load_multiple_GR): Call
2240 frv_queue_register_exception_interrupt.
2241 (frvbf_store_multiple_GR): Call
2242 frv_queue_register_exception_interrupt.
2243 (frvbf_load_multiple_CPR): Call
2244 frv_queue_register_exception_interrupt.
2245 (frvbf_store_multiple_CPR): Call
2246 frv_queue_register_exception_interrupt.
2247 (frvbf_h_tbr_get_handler): Fix TBR.TBA mask.
2248 * interrupts.c (frv_queue_software_interrupt): Now returns interrupt
2249 queue element.
2250 (frv_queue_program_interrupt): Now returns interrupt queue element.
2251 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
2252 element.
2253 (frv_queue_interrupt): Now returns interrupt queue element.
2254 (frv_queue_register_exception_interrupt): New function.
2255 (frv_queue_mem_address_not_aligned_interrupt): New function.
2256 (frv_save_data_written_for_interrupts): New function.
2257 (next_available_edr): EDR registers available in blocks of 4.
2258 (clear_exception_status_registers): New function.
2259 (set_exception_status_registers): Pass esr to SET_ESR* macros.
2260
2261 * frv-sim.h (struct frv_data_written): New struct type.
2262 (frv_interrupt_queue_element): Add data_written member.
2263 (frv_queue_software_interrupt): Now returns interrupt queue element.
2264 (frv_queue_program_interrupt): Now returns interrupt queue element.
2265 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
2266 element.
2267 (frv_queue_interrupt): Now returns interrupt queue element.
2268 (frv_queue_register_exception_interrupt): New function.
2269 (frv_queue_mem_address_not_aligned_interrupt): New function.
2270 (frv_save_data_written_for_interrupts): New function.
2271
22721999-10-27 Dave Brolley <brolley@cygnus.com>
2273
2274 * interrupts.c (ITABLE_ENTRY): New macro.
2275 (frv_interrupt_table): Add exception codes.
2276 (next_available_esr): New function.
2277 (next_available_edr): New function.
2278 (set_edr_register): New function.
2279 (set_exception_status_registers): New function.
2280 (check_for_compound_interrupt): Record information on all interrupts
2281 found.
2282 (frv_program_interrupt): Always call check_for_compound_interrupt.
2283 * frv.c (frvbf_h_pc_set_handler): Removed.
2284 (frvbf_h_spr_get_handler): Handle LR register.
2285 (frvbf_h_spr_set_handler): Handle LR register.
2286 (frvbf_h_lr_get_handler): New function.
2287 (frvbf_h_lr_set_handler): New function.
2288 * frv-sim.h (frvbf_h_lr_get_handler): New function.
2289 (frvbf_h_lr_set_handler): New function.
2290 (frv_ec): New enumeration.
2291 (frv_interrupt): Add frv_ec field.
2292 (frv_rec): New enumeration.
2293 (frv_daec): New enumeration.
2294 (frv_interrupt_queue_element): Add eaddress, rec, iaec, daec fields.
2295 (SET_ESR_EC): New macro.
2296 (SET_ESR_REC): New macro.
2297 (SET_ESR_IAEC): New macro.
2298 (SET_ESR_DAEC): New macro.
2299 (SET_ESR_EAV): New macro.
2300 (GET_ESR_EDV): New macro.
2301 (SET_ESR_EDV): New macro.
2302 (GET_ESR_EDN): New macro.
2303 (SET_ESR_EDN): New macro.
2304 (GET_ESR): New macro.
2305 (SET_ESR): New macro.
2306 (SET_EPCR): New macro.
2307 (SET_EAR): New macro.
2308 (SET_EDR): New macro.
2309 (GET_ESFR): New macro.
2310 (SET_ESFR): New macro.
2311 * cpu.c,cpu.h,sem.c: Rebuild.
2312
23131999-10-26 Dave Brolley <brolley@cygnus.com>
2314
2315 * traps.c (frvbf_check_non_excepting_load): Only set NESR, NECR, NEEAR
2316 if mach is frv.
2317 (clear_nesr_neear): Only execute if mach is frv.
2318
23191999-10-22 Dave Brolley <brolley@cygnus.com>
2320
2321 * sim-main.h (sim_cpu): Add pipeline.
2322 (CPU_PIPELINE): New macro.
2323 * mloop.in (_parallel_write_queued): Maintain pc in cpu during writes.
2324 (main loop): Maintain pc in cpu.
2325 * frv-sim.h (frv_queue_software_interrupt): New interface.
2326 (frv_queue_program_interrupt): New interface.
2327 (frv_queue_illegal_instruction_interrupt: New interface.
2328 (frv_queue_interrupt): New interface.
2329 (frv_detect_insn_access_interrupts): New interface.
2330 (frv_process_interrupts): New interface.
2331 (frv_program_interrupt): New interface.
2332 (frv_software_interrupt): New interface.
2333 (frv_program_or_software_interrupt): New interface.
2334 (FRV_PIPELINE): Moved from pipline.c.
2335 (frv_pipeline_reset): New interface.
2336 (frv_pipeline_add_insn): New interface.
2337 * interrupts.c (frv_queue_software_interrupt): New interface.
2338 (frv_queue_program_interrupt): New interface.
2339 (frv_queue_illegal_instruction_interrupt: New interface.
2340 (frv_queue_interrupt): New interface.
2341 (frv_detect_insn_access_interrupts): New interface.
2342 (frv_process_interrupts): New interface.
2343 (frv_program_interrupt): New interface.
2344 (frv_software_interrupt): New interface.
2345 (frv_program_or_software_interrupt): New interface.
2346 * frv.c: Use new interfaces.
2347 * pipeline.c: Use new interfaces.
2348 * traps.c: Use new interfaces.
2349 * memory.c: Use new interfaces.
2350 (frv_address_forbidden): No longer static.
2351
23521999-10-19 Dave Brolley <brolley@cygnus.com>
2353
2354 * traps.c (frvbf_check_non_excepting_load): Set NESR.DAEC, NESR.REC and
2355 NESR.EC.
2356 * mloop.in (_parallel_write_queued): Handle CGEN_FN_PC_WRITE.
2357 * frv.c (frvbf_h_pc_set_handler): New function.
2358 * interrupts.c (frv_detect_data_interrupt): Removed.
2359 (address_forbidden): Removed.
2360 * frv-sim.h (frv_detect_data_interrupt): Removed.
2361 (NESR_MEM_ADDRESS_NOT_ALIGNED): New macro.
2362 (NESR_REGISTER_NOT_ALIGNED): New macro.
2363 (NESR_UQI_SIZE): New macro.
2364 (NESR_QI_SIZE): New macro.
2365 (NESR_UHI_SIZE): New macro.
2366 (NESR_HI_SIZE): New macro.
2367 (NESR_SI_SIZE): New macro.
2368 (NESR_DI_SIZE): New macro.
2369 (NESR_XI_SIZE): New macro.
2370 (GET_NESR_DAEC): New macro.
2371 (SET_NESR_DAEC): New macro.
2372 (GET_NESR_REC): New macro.
2373 (SET_NESR_REC): New macro.
2374 (GET_NESR_EC): New macro.
2375 (SET_NESR_EC): New macro.
2376 (frvbf_read_mem_QI): New function.
2377 (frvbf_read_mem_UQI): New function.
2378 (frvbf_read_mem_HI): New function.
2379 (frvbf_read_mem_UHI): New function.
2380 (frvbf_read_mem_SI): New function.
2381 (frvbf_read_mem_WI): New function.
2382 (frvbf_read_mem_DI): New function.
2383 (frvbf_read_mem_DF): New function.
2384 (frvbf_write_mem_QI): New function.
2385 (frvbf_write_mem_UQI): New function.
2386 (frvbf_write_mem_HI): New function.
2387 (frvbf_write_mem_UHI): New function.
2388 (frvbf_write_mem_SI): New function.
2389 (frvbf_write_mem_WI): New function.
2390 (frvbf_write_mem_DI): New function.
2391 (frvbf_write_mem_DF): New function.
2392 * Makefile.in (SIM_OBJS): Add memory.o.
2393 * cpu.c,cpu.h,sem.c: Rebuild.
2394
23951999-10-18 Dave Brolley <brolley@cygnus.com>
2396
2397 * sim-if.c (sim_open): Use a real fpu error function.
2398 * pipeline.c (frv_pipeline_add_insn): Don't add invalid insns.
2399 * mloop.in (_parallel_write_queued): Clear queue after writing.
2400 * interrupts.c (check_for_compound_interrupt): New function.
2401 (non_operating_interrupt): New function.
2402 * frv-sim.h (frvbf_h_gr_double_get_handler): New function.
2403 (frvbf_h_gr_double_set_handler): New function.
2404 (frvbf_h_fr_double_get_handler): New function.
2405 (frvbf_h_fr_double_set_handler): New function.
2406 (frvbf_h_cpr_double_get_handler): New function.
2407 (frvbf_h_cpr_double_set_handler): New function.
2408 (frv_interrupt_queue_element): New struct type.
2409 (frv_queue_program_interrupt): Now takes pc.
2410 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2411 (frv_queue_interrupt): Now takes pc.
2412 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2413 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2414 (frvbf_division_exception): New function.
2415 (frvbf_fpu_error): New function.
2416 (frvbf_load_multiple_GR): New function.
2417 (frvbf_load_multiple_FR): New function.
2418 (frvbf_load_multiple_CPR): New function.
2419 * frv.c (frvbf_h_gr_double_get_handler): New function.
2420 (frvbf_h_gr_double_set_handler): New function.
2421 (frvbf_h_fr_double_get_handler): New function.
2422 (frvbf_h_fr_double_set_handler): New function.
2423 (frvbf_h_cpr_double_get_handler): New function.
2424 (frvbf_h_cpr_double_set_handler): New function.
2425 (frv_interrupt_queue_element): New struct type.
2426 (frv_queue_program_interrupt): Now takes pc.
2427 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2428 (frv_queue_interrupt): Now takes pc.
2429 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2430 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2431 (frvbf_fpu_error): New function.
2432 (frvbf_load_multiple_GR): New function.
2433 (frvbf_load_multiple_FR): New function.
2434 (frvbf_load_multiple_CPR): New function.
2435 * traps.c (frvbf_division_exception): New function.
2436 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2437
24381999-10-12 Dave Brolley <brolley@cygnus.com>
2439
2440 * mloop.in (new_vpc): New variable.
2441 (main loop): Call frv_detect_insn_access_interrupts. Call
2442 frv_detect_data_interrupts.
2443 * interrupts.c (access_queued_to): New function.
2444 (frv_detect_data_interrupts): New function.
2445 (frv_detect_insn_access_interrupts): New function.
2446 (frv_program_or_software_interrupt): Set PSR.S.
2447 * frv-sim.h (frv_detect_data_interrupts): New function.
2448 (frv_detect_insn_interrupts): New function.
2449
24501999-10-07 Dave Brolley <brolley@cygnus.com>
2451
2452 * frv-sim.h (frvbf_h_gr_hi_get_handler): New function.
2453 (frvbf_h_gr_hi_set_handler): New function.
2454 (frvbf_h_gr_lo_get_handler): New function.
2455 (frvbf_h_gr_lo.set_handler): New function.
2456 * frv.c (frvbf_h_gr_hi_get_handler): New function.
2457 (frvbf_h_gr_hi_set_handler): New function.
2458 (frvbf_h_gr_lo_get_handler): New function.
2459 (frvbf_h_gr_lo.set_handler): New function.
2460 (frvbf_model_fr500_u_integer): New function.
2461 * arch.h,cpu.h,cpu.c,decode.h,decode.c,model.c,sem.c: Rebuild.
2462
24631999-10-04 Dave Brolley <brolley@cygnus.com>
2464
2465 * traps.c: Use sim_engine_abort.
2466 * pipeline.c (frv_pipeline): Add field for insn major.
2467 (add_next_to_pipe): Return address of matching pipeline.
2468 (find_major_in_pipeline): New function.
2469 (check_insn_major_constraints: New function.
2470 (frv_pipeline_add_insn): Add checks for insn major constraints.
2471 * interrupts.c (frv_process_interrupts): Use sim_engine_abort.
2472 * frv.c (frvbf_h_spr_get_handler): No need to abort.
2473
2474Thu Sep 30 18:10:25 1999 Dave Brolley <brolley@cygnus.com>
2475
2476 * pipeline.c: New file.
2477 * mloop.in (main loop): Call frv_pipeline_reset.
2478 Call frv_pipeline_add_insn.
2479 * frv-sim.h (frv_pipeline_reset): New function.
2480 (frv_pipeline_add_insn): New function.
2481 * Makefile.in (SIM_OBJS): Add pipeline.o
2482
24831999-09-29 Doug Evans <devans@casey.cygnus.com>
2484
2485 * sem.c: Rebuild.
2486 * traps.c (sim_engine_invalid_insn): New arg `vpc'. Change type of
2487 result to SEM_PC. Return vpc.
2488
2489Wed Sep 29 16:01:52 1999 Dave Brolley <brolley@cygnus.com>
2490
2491 * interrupts.c (frv_interrupt_table): DATA_STORE_ERROR is imprecise.
2492 (frv_queue_interrupt): Don't detect identical interrupts here.
2493
2494Wed Sep 29 14:49:52 1999 Dave Brolley <brolley@cygnus.com>
2495
2496 * interrupts.c: New file.
2497 * traps.c (sim_engine_invalid_insn): Return PC of next insn.
2498 (frv_software_interrupt): Moved to interrupts.c.
2499 (frv_itrap): New interface. Call frv_queue_software_interrupt.
2500 * mloop.in (@cpu@_parallel_write_init): set previous_vliw_pc.
2501 (@cpu@_perform_writeback): New function.
2502 (main loop): Call frv_process_interrupts.
2503 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2504 (frv_itrap): New interface.
2505 (frv_interrupt_class): New enumeration.
2506 (frv_interrupt_kind): New enumeration.
2507 (struct frv_interrupt): New struct type.
2508 (frv_interrupt_table): New table of interrupt information.
2509 (FRV_INTERRUPT_QUEUE_SIZE): New macro.
2510 (struct frv_interrupt_state): New struct type.
2511 (frv_interrupt_state): New global variable.
2512 (previous_vliw_pc): New global variable.
2513 (frv_queue_software_interrupt): New function.
2514 (frv_queue_program_interrupt): New function.
2515 (frv_queue_interrupt): New function.
2516 (frv_process_interrupts): New function.
2517 (frv_program_interrupt): New function.
2518 (frv_software_interrupt): New function.
2519 (frv_program_or_software_interrupt): New function.
2520 (frv_clear_interrupt_classes): New function.
2521 * frv.c (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2522 * Makefile.in (SIM_OBJS): Add interrupts.o
2523 * sem.c: Rebuild.
2524
25251999-09-25 Doug Evans <devans@casey.cygnus.com>
2526
2527 * cpu.h,cpuall.h,decode.c,sem.c: Rebuild.
2528
2529Tue Sep 21 17:16:47 1999 Dave Brolley <brolley@cygnus.com>
2530
2531 * mloop.in (main loop): Determine last insn from scache entry.
2532 * cpu.h: Rebuild.
2533 * cpuall.h: Rebuild.
2534
2535Tue Sep 14 14:21:31 1999 Dave Brolley <brolley@cygnus.com>
2536
2537 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): New flag.
2538 (NECR_ELOS): Define as unshifted value.
2539 (NECR_NEN): Define as unshifted value.
2540 (NECR_VALID): Define as unshifted value.
2541 (SET_NESR): Rewite to use post-write queue.
2542 (SET_NESR_VALID): Rewite to operate on argument.
2543 (SET_NESR_EAV): Rewite to operate on argument.
2544 (SET_NESR_FR): Rewite to operate on argument.
2545 (CLEAR_NESR_FR): Rewite to operate on argument.
2546 (SET_NESR_DRN): Rewite to operate on argument.
2547 (SET_NESR_SIZE): Rewite to operate on argument.
2548 (SET_NESR_NEAN): Rewite to operate on argument.
2549 (SET_NEEAR): Rewite to use post-write queue.
2550 (SET_NE_FLAG): Rewite to use post-write queue.
2551 (CLEAR_NE_FLAG): Rewite to use post-write queue.
2552 * traps.c (frv_software_interrupt): Rewite to use post-write queue.
2553 (frv_rett): Rewite to use post-write queue.
2554 (next_available_nesr): Rewrite to use new macro interfaces.
2555 (next_valid_nesr): Ditto.
2556 (frvbf_check_non_excepting_load): Ditto.
2557 (frvbf_check_recovering_store): Ditto.
2558 (clear_nesr_neear): Ditto.
2559 (clear_ne_flags): Ditto.
2560 * mloop.in (main loop): Update PCSR with address of next VLIW insn
2561 when flag is set.
2562 * frv.c (frvbf_h_spr_get_handler): Shift register fields here now.
2563 (frvbf_store_multiple_GR): Rewite to use post-write queue.
2564 (frvbf_store_multiple_FRint): Rewite to use post-write queue.
2565 (frvbf_store_multiple_CPR): Rewite to use post-write queue.
2566 * Makefile.in (frv.o): Depend on cgen-par.h.
2567
2568Fri Sep 10 17:03:15 1999 Dave Brolley <brolley@cygnus.com>
2569
2570 * frv-sim.h (frvbf_set_write_next_vliw_addr_to_LR): New function.
2571 (frvbf_write_next_vliw_addr_to_LR): New flag.
2572 * frv.c (frvbf_set_write_next_vliw_addr_to_LR): New function.
2573 * mloop.in: Only take the first branch in a VLIW insn. Set LR to the
2574 address of the next VLIW insn if flag is set.
2575 * cpu.h,decode.c,sem.c: Rebuild.
2576
2577Tue Sep 7 13:44:23 1999 Dave Brolley <brolley@cygnus.com>
2578
2579 * mloop.in: Limit parallel insns to MAX_PARALLEL_INSNS.
2580 * sem.c: Rebuild.
2581
25821999-09-02 Doug Evans <devans@casey.cygnus.com>
2583
2584 * configure: Regenerated to track ../common/aclocal.m4 changes.
2585
25861999-09-01 Doug Evans <devans@casey.cygnus.com>
2587
2588 * decode.c: Rebuild.
2589
2590Mon Aug 30 17:54:57 1999 Dave Brolley <brolley@cygnus.com>
2591
2592 * traps.c (frv_rett): New function.
2593 * frv.c (frvbf_h_spr_get_handler): Handle bpsr.
2594 (frvbf_h_spr_set_handler): Handle bpsr.
2595 (frvbf_h_bpsr_get_handler): New function.
2596 (frvbf_h_bpsr_set_handler): New function.
2597 * frv-sim.h (frv_rett): New function.
2598 (frvbf_h_bpsr_get_handler): New function.
2599 (frvbf_h_bpsr_set_handler): New function.
2600 * mloop.in: Read actual packing bit.
2601 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2602
2603Tue Aug 31 16:04:37 1999 Dave Brolley <brolley@cygnus.com>
2604
2605 * traps.c (WANT_CPU): New macro.
2606 (WANT_CPU_FRVBF): New macro.
2607 (frvbf_check_recovering_store): Use registers for source and queue
2608 writes.
2609 * mloop.in: New main loop for parallel support.
2610 (@cpu@_parallel_write_init): New function.
2611 (@cpu@_parallel_write_queued): New function.
2612 * frv-sim.h (set_icc_for_shift_left): New interface.
2613 (set_icc_for_shift_right): New interface.
2614 (frvbf_check_recovering_store): New interface.
2615 * frv.c (set_icc_for_shift_left): Pass and return icc value.
2616 (set_icc_for_shift_right): Pass and return icc value.
2617 (frvbf_check_recovering_store): New interface.
2618 * Makefile.in (FRV_OBJS): Add cgen-par.o.
2619 (stamp-mloop): Add cgen parallel options.
2620 (stamp-arch): Remove with-profile option.
2621 (stamp-cpu): Add cgen parallel options.
2622 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2623
26241999-08-28 Doug Evans <devans@casey.cygnus.com>
2625
2626 * cpu.h,decode.c,sem.c: Rebuild.
2627
2628Wed Aug 25 12:25:04 1999 Dave Brolley <brolley@cygnus.com>
2629
2630 * arch.h,cpu.h,decode.h,model.c,sem.c: Rebuild.
2631
2632Thu Aug 19 17:59:00 1999 Dave Brolley <brolley@cygnus.com>
2633
2634 * configure.in: fr500 now the default model.
2635 * configure: Regenerate.
2636 * frv.c: Change frv-1 to frv-gen.
2637 (frvbf_model_fr500_u_exec): New function.
2638 * Makefile.in (stamp-cpu): Use 'mach=frv,fr500' to build decoder.
2639 * mloop.in: Fix typos in comments.
2640 * arch.c,arch.h,cpu.h,cpuall.h,decode.h,model.c,sem.c: Rebuild.
2641
26421999-08-17 Dave Brolley <brolley@cygnus.com>
2643
2644 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2645
26461999-08-09 Doug Evans <devans@casey.cygnus.com>
2647
2648 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2649
26501999-08-04 Doug Evans <devans@casey.cygnus.com>
2651
2652 * cpu.h,cpuall.h,decode.c,model.c,sem.c: Rebuild.
2653
2654Fri Jul 16 14:50:15 1999 Dave Brolley <brolley@cygnus.com>
2655
2656 * frv.c (frvbf_fetch_register): Use GDB register number macros.
2657 (frvbf_store_register): Use GDB register number macros.
2658 (frvbf_cut): New function.
2659 * frv-sim.h (GR_REGNUM_MAX): New macro.
2660 (FR_REGNUM_MAX): New macro.
2661 (PC_REGNUM): New macro.
2662 (LR_REGNUM): New macro.
2663 (frvbf_cut): New function.
2664 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2665
26661999-07-15 Stan Shebs <shebs@andros.cygnus.com>
2667
2668 * frv.c (frvbf_fetch_register): Add ability to get LR register,
2669 add default for unhandled registers.
2670 (frvbf_store_register): Add ability to set LR register.
2671
26721999-07-14 Stan Shebs <shebs@andros.cygnus.com>
2673
2674 * frv.c (frvbf_fetch_register, frvbf_store_register): Fill in.
2675 (decode_gdb_dr_regnum): Remove, not used.
2676
26771999-07-13 Michael Meissner <meissner@cygnus.com>
2678
2679 * Makefile.in (SIM_EXTRA_FLAGS): Incorporate @sim_trapdump@.
2680
2681 * configure.in (--enable-sim-trapdump): New switch to make unknown
2682 traps dump the register contents, instead of doing the trap thing.
2683 * configure: Regenerate.
2684
2685 * frv-sim.h (TRAP_BREAKPOINT): Define as 81, so it can be used.
2686 (TRAP_REGDUMP{1,2}): Define to provide register dumping support
2687 temporarily.
2688
2689 * traps.h (toplevel): Include bfd.h, libiberity.h.
2690 (frv_itrap): Add support for --enable-sim-trapdump and traps 2,3
2691 dumping the registers.
2692
2693Thu Jul 8 10:57:39 1999 Dave Brolley <brolley@cygnus.com>
2694
2695 * Makefile.in (SIM_EXTRA_LIBS): Removed. libm no longer needed.
2696
2697Wed Jul 7 17:01:12 1999 Dave Brolley <brolley@cygnus.com>
2698
2699 * cpu.c,cpu.h,decode.c,model.c,sem.c: Rebuild.
2700
2701Tue Jul 6 16:12:18 1999 Dave Brolley <brolley@cygnus.com>
2702
2703 * frv.c (frvbf_square_root_SF): Removed.
2704 (frvbf_square_root_DF): Removed.
2705 (frvbf_h_fr_double_get_handler): Removed.
2706 (frvbf_h_fr_double_set_handler): Removed.
2707 (frvbf_h_fr_int_get_handler): Removed.
2708 (frvbf_h_fr_int_set_handler): Removed.
2709 * frv-sim.h (frvbf_square_root_SF): Removed.
2710 (frvbf_square_root_DF): Removed.
2711 (frvbf_h_fr_double_get_handler): Removed.
2712 (frvbf_h_fr_double_set_handler): Removed.
2713 (frvbf_h_fr_int_get_handler): Removed.
2714 (frvbf_h_fr_int_set_handler): Removed.
2715 * decode.c,decode.h,model.c,sem.c: Rebuild.
2716
27171999-07-05 Doug Evans <devans@casey.cygnus.com>
2718
2719 * Makefile.in (SIM_OBJS): Add cgen-fpu.o, cgen-accfp.o.
2720 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2721 * sim-if.c (sim_open): Initialize fpu.
2722 * frv-sim.h (SETMEMSF,SETMEMDF): Delete.
2723 * frv.c (frvbf_store_multiple_FRint): Replace frvbf_h_fr_int_get
2724 with frvbf_h_fr_get.
2725
2726Wed Jun 30 15:56:56 1999 Dave Brolley <brolley@cygnus.com>
2727
2728 * frv-sim.h (NESR_RANGE): New macro.
2729 (NO_NESR): New macro.
2730 (GET_NESR_VALID): New macro.
2731 (next_ne_index): Removed.
2732 * traps.c (next_available_nesr): New function.
2733 (next_valid_nesr): New function.
2734 (frvbf_check_non_excepting_load): Use next_available_nesr.
2735 (frvbf_check_recovering_store): Use next_available_nesr and
2736 next_valid_nesr.
2737 (clear_nesr_neear): Use next_available_nesr and next_valid_nesr.
2738 (frvbf_check_recovering_store): Only consider one matching register.
2739 * sem.c: Rebuild.
2740
2741Tue Jun 29 16:54:32 1999 Dave Brolley <brolley@cygnus.com>
2742
2743 * frv.c (frvbf_square_root_SF): New function.
2744 (frvbf_square_root_DF): New function.
2745 (frvbf_h_fr_double_get_handler): New function.
2746 (frvbf_h_fr_double_set_handler): New function.
2747 * frv-sim.h (frvbf_square_root_SF): New function.
2748 (frvbf_square_root_DF): New function.
2749 (frvbf_h_fr_double_get_handler): New function.
2750 (frvbf_h_fr_double_set_handler): New function.
2751 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c: Rebuild.
2752
27531999-06-28 Dave Brolley <brolley@cygnus.com>
2754
2755 * decode.c,decode.h,model.c,sem.c: Regenerate.
2756
2757Thu Jun 24 17:26:32 1999 Dave Brolley <brolley@cygnus.com>
2758
2759 * Makefile.in (SIM_EXTRA_LIBS): Add -lm.
2760 * frv-sim.h (frvbf_h_fr_int_get_handler): New function.
2761 (frvbf_h_fr_int_set_handler): New function.
2762 (frvbf_store_multiple_FRint): New function.
2763 (frvbf_square_root_SF): New function.
2764 * frv.c (frvbf_h_fr_int_get_handler): New function.
2765 (frvbf_h_fr_int_set_handler): New function.
2766 (frvbf_store_multiple_FRint): New function.
2767 (frvbf_square_root_SF): New function.
2768 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2769
27701999-06-23 Doug Evans <devans@casey.cygnus.com>
2771
2772 * Makefile.in (stamp-mloop): Delete -fast -pbb -switch args
2773 to genmloop.sh. Pass -scache instead.
2774 (mloop.o): Delete sem-switch.c dependency.
2775 (sem-switch.c): Delete rule.
2776 (stamp-cpu): Don't build sem-switch.c.
2777 * sem-switch.c: Delete.
2778 * mloop.in (xfull-exec-*): Fix call to execute.
2779 * tconfig.in (WITH_SCACHE_PBB): Define as 0.
2780
2781 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2782
2783Tue Jun 22 16:23:57 1999 Dave Brolley <brolley@cygnus.com>
2784
2785 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2786
2787Mon Jun 21 17:34:10 1999 Dave Brolley <brolley@cygnus.com>
2788
2789 * mloop.in (execute): Force gr0 to zero before each insn.
2790 * cpu.h,cpu.c,decode.c,sem.c,sem-switch.c: Regenerate.
2791
27921999-06-18 Doug Evans <devans@casey.cygnus.com>
2793
2794 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2795
2796Fri Jun 18 17:49:23 1999 Dave Brolley <brolley@cygnus.com>
2797
2798 * frv.c (frvbf_h_gr_get_handler): New function.
2799 (frvbf_h_gr_set_handler): New function:
2800 (frvbf_store-multiple_GR): New function:
2801 (frvbf_store-multiple_FR): New function:
2802 (frvbf_store-multiple_CPR): New function:
2803 * frv-sim.h (frvbf_h_gr_get_handler): New function.
2804 (frvbf_h_gr_set_handler): New function:
2805 (frvbf_store-multiple_GR): New function:
2806 (frvbf_store-multiple_FR): New function:
2807 (frvbf_store-multiple_CPR): New function:
2808 * traps.c (frv_itrap): Implement proper syscalls interface.
2809 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2810
2811Fri Jun 18 14:36:23 1999 Dave Brolley <brolley@cygnus.com>
2812
2813 * traps.c (frvbf_check_non_excepting_divide): New function.
2814 (frvbf_check_recovering_store): New function.
2815 (clear_nesr_neear): New function.
2816 (clear_ne_flags): New function.
2817 (frvbf_commit): New function.
2818
2819 * frv-sim.h (frvbf_check_non_excepting_divide): New function.
2820 (frvbf_check_recovering_store): New function.
2821 (clear_nesr_neear): New function.
2822 (clear_ne_flags): New function.
2823 (frvbf_commit): New function.
2824 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2825
28261999-06-16 Dave Brolley <brolley@cygnus.com>
2827
2828 * frv.c (frvbf_h_spr_get_handler): Handle SPR_NECR.
2829 (frvbf_h_spr_set_handler): Handle SPR_NECR.
2830 * traps.c (next_ne_index): New variable.
2831 (frvbf_check_non_excepting_load): New function.
2832 * frv-sim.h (NECR_ELOS): New macro.
2833 (NECR_NEN): New macro.
2834 (NECR_VALID): New macro.
2835 (SET_NESR_VALID): New macro.
2836 (SET_NESR_EAV): New macro.
2837 (SET_NESR_FR): New macro.
2838 (CLEAR_NESR_FR): New macro.
2839 (SET_NESR_DRN): New macro.
2840 (SET_NESR_SIZE): New macro.
2841 (SET_NESR_NEAN): New macro.
2842 (SET_NEEAR): New macro.
2843 (GET_NE_FLAG): New macro.
2844 (SET_NE_FLAG): New macro.
2845 (CLEAR_NE_FLAG): New macro.
2846 (frvbf_check_non_excepting_load): New function:
2847 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2848
2849Wed Jun 9 18:12:49 1999 Dave Brolley <brolley@cygnus.com>
2850
2851 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2852
2853Tue Jun 8 18:13:51 1999 Dave Brolley <brolley@cygnus.com>
2854
2855 * frv.c (cr_logic): Correct andcr, nandcr, andncr and nandncr.
2856 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2857
2858Mon Jun 7 17:09:15 1999 Dave Brolley <brolley@cygnus.com>
2859
2860 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2861
28621999-06-07 Dave Brolley <brolley@cygnus.com>
2863
2864 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2865
2866Thu Jun 3 17:33:31 1999 Dave Brolley <brolley@cygnus.com>
2867
2868 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2869
2870Wed Jun 2 17:50:21 1999 Dave Brolley <brolley@cygnus.com>
2871
2872 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2873
2874Tue Jun 1 17:58:53 1999 Dave Brolley <brolley@cygnus.com>
2875
2876 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2877
2878Mon May 31 17:57:25 1999 Dave Brolley <brolley@cygnus.com>
2879
2880 * traps.c (frv_software_interrupt): Pass current_cpu to
2881 frvbf_h_psr_esr_get.
2882 (frv_software_interrupt): Calculate the new PC based on TBR.
2883 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2884
28851999-05-31 Dave Brolley <brolley@cygnus.com>
2886
2887 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2888
2889Thu May 27 17:42:00 1999 Dave Brolley <brolley@cygnus.com>
2890
2891 * frv-sim.h (frvbf_h_cccr_get_handler): New function.
2892 (frvbf_h_cccr_set_handler): New function.
2893 (frvbf_scan_result): New function.
2894 (frvbf_cr_logic): New function.
2895 * frv.c (frvbf_h_cccr_get_handler): New function.
2896 (frvbf_h_cccr_set_handler): New function.
2897 (frvbf_scan_result): New function.
2898 (frvbf_cr_logic): New function.
2899 (cr_ops,cr_result,cr_logic): New table.
2900 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2901
29021999-05-25 Dave Brolley <brolley@cygnus.com>
2903
2904 * frv.c (frvbf_h_spr_get_handler): Add support for TBR and PSR.
2905 (frvbf_h_spr_set_handler): Add support for TBR and PSR.
2906 (frv_psr_get_handler): New function.
2907 (frv_psr_set_handler): New function.
2908 (frv_tbr_get_handler): New function.
2909 (frv_tbr_set_handler): New function.
2910 (frvbf_h_ccr_get_handler): Add support for fCC.
2911 (frvbf_h_ccr_set_handler): Add support for fCC.
2912 * frv-sim.h (frv_psr_get_handler): New function.
2913 (frv_psr_set_handler): New function.
2914 (frv_tbr_get_handler): New function.
2915 (frv_tbr_set_handler): New function.
2916 * traps.c (frv_software_interrupt): Implement.
2917 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2918
2919Thu May 20 16:39:27 1999 Dave Brolley <brolley@cygnus.com>
2920
2921 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2922
29231999-05-18 Dave Brolley <brolley@cygnus.com>
2924
2925 * frv.c: (frvbf_set_icc_for_shift_left): New function.
2926 (frvbf_set_icc_for_shift_right): New function.
2927 * frv-sim.h (frvbf_set_icc_for_shift_left): New function.
2928 (frvbf_set_icc_for_shift_right): New function.
2929 (SETMEMSF): New Macro.
2930 (SETMEMDF): New Macro.
2931 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2932
2933Thu May 13 17:14:49 1999 Dave Brolley <brolley@cygnus.com>
2934
2935 * frv.c (frvbf_h_ccr_get_handler): New function.
2936 (frvbf_h_ccr_set_handler): New function.
2937 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2938
2939Tue May 11 16:13:15 1999 Dave Brolley <brolley@cygnus.com>
2940
2941 * frv-sim.h (frvbf_h_spr_get_handler,frvbf_h_spr_set_handler,
2942 frvbf_h_isr_get_handler, frvbf_h_isr_set_handler): New functions.
2943 * frv.c: Likewise.
2944 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2945
29461999-05-10 Dave Brolley <brolley@cygnus.com>
2947
2948 * cpu.h,cpu.c,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2949
2950Thu May 6 16:48:21 1999 Dave Brolley <brolley@cygnus.com>
2951
2952 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2953 * frv-sim.h (TRAP_SYSCALL): Define as 0x80.
2954
2955Wed May 5 11:52:24 1999 Dave Brolley <brolley@cygnus.com>
2956
2957 * traps.c (frv_software_interrupt): New function.
2958 (frv_itrap): New function.
2959 * frv-sim.h (TRAP_SYSCALL): define as 0.
2960 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2961
2962Mon May 3 13:49:21 1999 Dave Brolley <brolley@cygnus.com>
2963
2964 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2965
2966Thu Apr 29 17:37:06 1999 Dave Brolley <brolley@cygnus.com>
2967
2968 * Directory created.
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