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sim: unify sim-cpu usage
[thirdparty/binutils-gdb.git] / sim / frv / ChangeLog
CommitLineData
78e9aa70
MF		 12015-04-15 Mike Frysinger <vapier@gentoo.org>
2
3 * Makefile.in (SIM_OBJS): Delete sim-cpu.o.
4 * sim-main.h (STATE_CPU): Delete.
5
f95f4ed2
MF		 62015-04-15 Mike Frysinger <vapier@gentoo.org>
7
8 * sim-main.h (struct sim_state): Change cpu to an array of pointers.
9 (STATE_CPU): Handle WITH_SMP.
10
bf12d44e
MF		 112015-04-13 Mike Frysinger <vapier@gentoo.org>
12
13 * configure: Regenerate.
14
122bbfb5
MF		 152015-04-06 Mike Frysinger <vapier@gentoo.org>
16
17 * Makefile.in (SIM_OBJS): Delete sim-engine.o and sim-hrw.o.
18
aadc9410
MF		 192015-03-31 Mike Frysinger <vapier@gentoo.org>
20
21 * config.in, configure: Regenerate.
22
30452bbe
MF		 232015-03-24 Mike Frysinger <vapier@gentoo.org>
24
25 * configure: Regenerate.
26
97f478c5
MF		 272015-03-24 Mike Frysinger <vapier@gentoo.org>
28
29 * configure: Regenerate.
30
64dd13df
MF		 312015-03-23 Mike Frysinger <vapier@gentoo.org>
32
33 * configure: Regenerate.
34
c906b4b5
MF		 352015-03-23 Mike Frysinger <vapier@gentoo.org>
36
37 * devices.c: Delete dv-sockser.h include.
38 (device_io_read_buffer): Delete uart code.
39 (device_io_write_buffer): Likewise.
40
49cd1634
MF		 412015-03-23 Mike Frysinger <vapier@gentoo.org>
42
43 * configure: Regenerate.
44
ae7d0cac
MF		 452015-03-16 Mike Frysinger <vapier@gentoo.org>
46
47 * aclocal.m4, config.in, configure: Regenerate.
48 * tconfig.in: Rename file ...
49 * tconfig.h: ... here.
50
8406bb59
MF		 512015-03-15 Mike Frysinger <vapier@gentoo.org>
52
53 * tconfig.in [HAVE_DV_SOCKSER]: Delete.
54
465fb143
MF		 552015-03-14 Mike Frysinger <vapier@gentoo.org>
56
57 * Makefile.in (SIM_RUN_OBJS): Delete.
58
105dd264
HPN		 592014-08-23 Hans-Peter Nilsson <hp@axis.com>
60
61 * configure.ac: Default simulator hardware to off again. Remove
62 dead frv_extra_objs substitution.
63 * configure: Regenerate.
64 * Makefile.in: Remove unused frv_extra_objs.
65
2974be62
AM		 662014-08-19 Alan Modra <amodra@gmail.com>
67
68 * configure: Regenerate.
69
faa743bb
RM		 702014-08-15 Roland McGrath <mcgrathr@google.com>
71
72 * configure: Regenerate.
73 * config.in: Regenerate.
74
bf3d9781
AM		 752013-09-23 Alan Modra <amodra@gmail.com>
76
77 * configure: Regenerate.
78
31e6ad7d
MF		 792013-06-03 Mike Frysinger <vapier@gentoo.org>
80
81 * aclocal.m4, configure: Regenerate.
82
73e76d20
MF		 832013-03-30 Joel Sherrill <joel.sherrill@oarcorp.com>
84 Mike Frysinger <vapier@gentoo.org>
85
86 * configure.ac: Add frv_extra_objs. Change simulator hardware
87 from always on to defaulting to yes it is enabled.
88 * Makefile.in: Conditionalize reference to dv-sockser.o.
89 * configure: Regenerated.
90
1517bd27
MF		 912013-03-26 Mike Frysinger <vapier@gentoo.org>
92
93 * configure: Regenerate.
94
94c63d78
JS		 952013-03-23 Joel Sherrill <joel.sherrill@oarcorp.com>
96
97 * configure.ac: Fail if dv-sockser.o not available.
98 Error when --disable-sim-hardware is specified.
99 * configure: Regenerated.
100
5f3ef9d0
JB		 1012012-06-15 Joel Brobecker <brobecker@adacore.com>
102
103 * config.in, configure: Regenerate.
104
2232061b
MF		 1052012-03-24 Mike Frysinger <vapier@gentoo.org>
106
107 * aclocal.m4, config.in, configure: Regenerate.
108
db2e4d67
MF		 1092011-12-03 Mike Frysinger <vapier@gentoo.org>
110
111 * aclocal.m4: New file.
112 * configure: Regenerate.
113
9c082ca8
MF		 1142011-10-17 Mike Frysinger <vapier@gentoo.org>
115
116 * configure.ac: Change include to common/acinclude.m4.
117
6ffe910a
MF		 1182011-10-17 Mike Frysinger <vapier@gentoo.org>
119
120 * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
121 call. Replace common.m4 include with SIM_AC_COMMON.
122 * configure: Regenerate.
123
2419798b
MF		 1242011-07-05 Mike Frysinger <vapier@gentoo.org>
125
126 * sim-if.c (sim_do_command): Delete.
127
f9bdfd29
MF		 1282010-04-21 Mike Frysinger <vapier@gentoo.org>
129
130 * profile.c (sim_profile_print_bar): Add cpu argument.
131
fb0cc53e
MF		 1322010-03-30 Mike Frysinger <vapier@gentoo.org>
133
134 * devices.c (device_error): Add const to message.
135
c5351010
DE		 1362010-02-12 Doug Evans <dje@sebabeach.org>
137
138 * decode.c, * decode.h: Regenerate.
139
2310652a
DE		 1402010-02-11 Doug Evans <dje@sebabeach.org>
141
142 * cpu.h, * decode.c, * model.c, * sem.c: Regenerate.
143
d2c7a1a6
DE		 1442010-01-24 Doug Evans <dje@sebabeach.org>
145
146 * sem.c: Regenerate.
147
3725885a
RW		 1482010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
149
150 * configure: Regenerate.
151
0f51e9bf
DE		 1522010-01-02 Doug Evans <dje@sebabeach.org>
153
154 * arch.c, * arch.h, * cpu.c, * cpu.h, * cpuall.h, * decode.c,
155 * decode.h, * model.c, * sem.c: Regenerate, update copyright year.
156
197fa1aa
DE		 1572009-11-22 Doug Evans <dje@sebabeach.org>
158
159 * cpu.h: Regenerate.
160 * cpuall.h: Regenerate.
161 * decode.c: Regenerate.
162 * decode.h: Regenerate.
163
b29791a8
DE		 1642009-11-03 Doug Evans <dje@sebabeach.org>
165
166 * arch.c: Regenerate.
167 * arch.h: Regenerate.
168 * cpu.c: Regenerate.
169 * cpu.h: Regenerate.
170 * cpuall.h: Regenerate.
171 * decode.c: Regenerate.
172 * decode.h: Regenerate.
173 * model.c: Regenerate.
174 * sem.c: Regenerate.
175
d6416cdc
RW		 1762009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
177
81ecdfbb
RW		 178 * config.in: Regenerate.
179 * configure: Likewise.
180
d6416cdc
RW		 181 * configure: Regenerate.
182
7b1a2840
HPN		 1832009-01-07 Hans-Peter Nilsson <hp@axis.com>
184
185 * sem.c: Regenerate.
186
bce3bbcb
HPN		 1872008-12-23 Hans-Peter Nilsson <hp@axis.com>
188
189 * arch.c, arch.h, cpu.c, cpu.h, cpuall.h, decode.c, decode.h,
190 model.c, sem.c: Regenerate.
191
b5bd9624
HPN		 1922008-07-11 Hans-Peter Nilsson <hp@axis.com>
193
194 * configure: Regenerate to track ../common/common.m4 changes.
195 * config.in: Ditto.
196
6efef468
JM		 1972008-06-06 Vladimir Prus <vladimir@codesourcery.com>
198 Daniel Jacobowitz <dan@codesourcery.com>
199 Joseph Myers <joseph@codesourcery.com>
200
201 * configure: Regenerate.
202
b1bfc053
HPN		 2032006-12-21 Hans-Peter Nilsson <hp@axis.com>
204
205 * config.in: Regenerate.
206
e85e3205
RE		 2072006-06-13 Richard Earnshaw <rearnsha@arm.com>
208
209 * configure: Regenerated.
210
2f0122dc
DJ		 2112006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
212
213 * configure: Regenerated.
214
20e95c23
DJ		 2152006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
216
217 * configure: Regenerated.
218
79e59fe6
DB		 2192005-10-28 Dave Brolley <brolley@redhat.com>
220
221 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
222
223 Contribute the following changes:
224 2003-09-29 Dave Brolley <brolley@redhat.com>
225
226 * frv-sim.h: Use CGEN_ATTR_VALUE_ENUM_TYPE in place of
227 CGEN_ATTR_VALUE_TYPE.
228 * mloop.in: Ditto.
229 * pipeline.c: Ditto.
230 * traps.c: Ditto.
231
2b193c4a
MK		 2322005-03-23 Mark Kettenis <kettenis@gnu.org>
233
234 * configure: Regenerate.
235
35695fd6
AC		 2362005-01-14 Andrew Cagney <cagney@gnu.org>
237
238 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
239 explicit call to AC_CONFIG_HEADER.
240 * configure: Regenerate.
241
f0569246
AC		 2422005-01-12 Andrew Cagney <cagney@gnu.org>
243
244 * configure.ac: Update to use ../common/common.m4.
245 * configure: Re-generate.
246
38f48d72
AC		 2472005-01-11 Andrew Cagney <cagney@localhost.localdomain>
248
249 * configure: Regenerated to track ../common/aclocal.m4 changes.
250
b7026657
AC		 2512005-01-07 Andrew Cagney <cagney@gnu.org>
252
253 * configure.ac: Rename configure.in, require autoconf 2.59.
254 * configure: Re-generate.
255
379832de
HPN		 2562004-12-08 Hans-Peter Nilsson <hp@axis.com>
257
258 * configure: Regenerate for ../common/aclocal.m4 update.
259
45aa12b4
RS		 2602004-08-27 Richard Sandiford <rsandifo@redhat.com>
261
262 * cpu.[ch], arch.[ch], decode.[ch]: Regenerated.
263 * cpuall.h, model.c, sem.c: Regenerated.
264
676a64f4
RS		 2652004-03-01 Richard Sandiford <rsandifo@redhat.com>
266
267 * Makefile.in (SIM_OBJS): Add profile-fr450.o.
268 (profile-fr450.o): New dependency.
269 (stamp-cpu): Add fr450 to the list of machs.
270 * sim-frv.h (SPR_IS_ACC): New macro.
271 (H_SPR_ACC4, H_SPR_ACC63, H_SPR_ACCG4, H_SPR_ACCG63): Delete.
272 * cache.c (frv_cache_init, non_cache_access): Handle bfd_mach_fr450.
273 * frv.c (check_register_alignment, check_fr_register_alignment)
274 (check_memory_alignment, do_media_average): Likewise.
275 (frvbf_clear_accumulators): Likewise. Use a mask of valid registers
276 rather than a consecutive range.
277 * interrupts.c (frv_queue_illegal_instruction_interrupt)
278 (frv_queue_non_implemented_instruction_interrupt): Handle
279 bfd_mach_fr450.
280 * memory.c (check_data_read_address, check_readwrite_address)
281 (check_insn_read_address, check_write_address): Likewise.
282 * mloop.in (@cpu@_simulate_insn_prefetch): Likewise.
283 * profile.c (reset_gr_flags, reset_fr_flags, reset_acc_flags)
284 (frvbf_model_insn_before, frvbf_model_insn_after): Likewise.
285 * profile-fr450.c: New file.
286 * registers.c (fr450_spr): New array.
287 (frv_register_control_init): Check its size. Use it for fr450.
288 (frv_check_register_access): Handle bfd_mach_fr450.
289 (frv_check_spr_read_access): Likewise. Generalize accumulator check.
290 * traps.c (frv_core_signal, frvbf_media_cr_not_aligned): Likewise.
291 (frvbf_media_acc_not_aligned): Likewise.
292 (frvbf_media_register_not_aligned): Likewise.
293 * arch.c: Regenerate.
294 * arch.h: Regenerate.
295 * cpu.h: Regenerate.
296 * cpuall.h: Regenerate.
297 * decode.h: Regenerate.
298 * model.c: Regenerate.
299
c7a48b9a
RS		 3002004-03-01 Richard Sandiford <rsandifo@redhat.com>
301
302 * cache.c (frv_cache_init): Change fr400 cache statistics to match
303 the fr405.
304 (non_cache_access): Add missing breaks.
305 * interrupts.c (set_exception_status_registers): Always set EAR15
306 for data_access_errors.
307 * memory.c (fr400_check_write_address): Remove redundant alignment
308 check.
309 * model.c: Regenerate.
310
8b73069f
RS		 3112004-03-01 Richard Sandiford <rsandifo@redhat.com>
312
313 * frv.c (frvbf_iacc_cut): Rework, taking rounding into account.
314
8ae0baa2
RS		 3152004-03-01 Richard Sandiford <rsandifo@redhat.com>
316
317 * decode.c, decode.h, model.c, sem.c: Regenerate.
318
d74c4203
KB		 3192003-11-24 Kevin Buettner <kevinb@redhat.com>
320
321 * frv-sim.h (GR_REGNUM_MAX, FR_REGNUM_MAX, PC_REGNUM, SPR_REGNUM_MIN)
322 (SPR_REGNUM_MAX): Delete.
323 * frv.c (gdb/sim-frv.h): Include.
324 (frvbf_fetch_register, frvbf_store_register): Use register number
325 constants from gdb/sim-frv.h. Check availability of general
326 purpose and float registers.
327
0b01870b
DB		 3282003-11-03 Dave Brolley <brolley@redhat.com>
329
330 * cache.c (address_interference): Check for higher priority requests
331 in the same pipeline.
332
9a29f3ca
DB		 3332003-10-31 Dave Brolley <brolley@redhat.com>
334
162cec1b 335 * frv-sim.h (LR_REGNUM): Removed.
073926e5 336 (SPR_REGNUM_MIN,SPR_REGNUM_MAX): New macros.
9a29f3ca 337 * frv.c (frvbf_fetch_register): Fetch SPR registers based on
073926e5 338 SPR_REGNUM_MIN and SPR_REGNUM_MAX. Check whether SPRs are implemented.
9a29f3ca
DB		 339 Return 0 for an unimplemented register. Return the length of the data
340 for an implemented register.
341 (frvbf_store_register): Ditto.
342
fc0a2244
AC		 3432003-10-30 Andrew Cagney <cagney@redhat.com>
344
345 * traps.c: Replace "struct symbol_cache_entry" with "struct
346 bfd_symbol".
347
29a79ca0
DB		 3482003-10-10 Dave Brolley <brolley@redhat.com>
349
350 * cpu.h, sem.c: Regenerate.
351
e930b1f5
DB		 3522003-10-06 Dave Brolley <brolley@redhat.com>
353
354 * profile-fr550.[ch]: New files.
355 * configure.in: Move frv handling to alphabetically correct placement.
356 * Makefile.in: Add fr550 support.
357 * frv-sim.h,frv.c,interrups.c,memory.c,mloop.in,pipeline.c,
358 profile.[ch],registers.c,traps.c: Add fr550 support.
359 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
360 Regenerate.
361
22f367a7
DB		 3622003-09-25 Dave Brolley <brolley@redhat.com>
363
364 * reset.c (frv_initialize): Call frv_register_control_init first.
365
1c453cd6
DB		 3662003-09-24 Dave Brolley <brolley@redhat.com>
367
368 * profile.h (update_FR_ptime): New prototype.
369 (update_FRdouble_ptime): Ditto.
370 (update_SPR_ptime): Ditto.
371 (increase_ACC_busy): Ditto.
372 (enforce_full_acc_latency): Ditto.
373 (post_wait_for_SPR): Ditto.
374 * profile.c (update_FR_ptime): Moved here from profile-fr500.c.
375 (update_FRdouble_ptime): Ditto.
376 (update_SPR_ptime): New function.
377 (increase_ACC_busy): Ditto.
378 (enforce_full_acc_latency): Ditto.
379 (vliw_wait_for_fdiv_resource): Correct resource name.
380 (vliw_wait_for_fsqrt_resource): Ditto.
381 (post_wait_for_SPR): New function.
382 * profile-fr500.c (frvbf_model_fr500_u_commit): New function.
383 (frvbf_model_fr500_u_gr2fr): Pass out_FRk as output register to
384 adjust_float_register_busy.
385 (frvbf_model_fr500_u_gr_load): Record latency of SPR registers.
386 (frvbf_model_fr500_u_fr_load): Wait for and record latency of SPR
387 registers.
388 (frvbf_model_fr500_u_float_arith): Ditto.
389 (frvbf_model_fr500_u_float_dual_arith): Ditto.
390 (frvbf_model_fr500_u_float_div): Ditto.
391 (frvbf_model_fr500_u_float_sqrt): Ditto.
392 (frvbf_model_fr500_u_float_convert): Ditto.
393 (update_FR_ptime): Moved to profile.c
394 (update_FRdouble_ptime): Moved to profile.c
395 * profile-fr400.c (update_FR_ptime): Removed. Identical to functions
396 for other machines.
397 (update_FRdouble_ptime): Ditto.
398 * arch.h,cpu.h,sem.c,decode.[ch],model.c,sem.c: Regenerated.
399
153431d6
DB		 4002003-09-12 Dave Brolley <brolley@redhat.com>
401
402 * registers.c (frv_check_spr_read_access): Check for access to
403 ACC4-ACC63 and ACCG4-ACCG63.
404 * profile.h (frv-desc.h): #include it.
405 (spr_busy): New member of FRV_PROFILE_STATE.
406 (spr_latency): Ditto.
407 (GNER_FOR_GR): New macro.
408 (FNER_FOR_FR): New maccro.
409 (update_SPR_latency): New function.
410 (vliw_wait_for_SPR): New function.
93938d47 411 * profile.c (update_latencies): Update SPR latencies.
153431d6
DB		 412 (update_target_latencies): Ditto.
413 (update_SPR_latency): New function.
414 (vliw_wait_for_SPR): New function.
415 * profile-fr500.c (frvbf_model_fr500_u_idiv): Record GNER latency.
416 (frvbf_model_fr500_u_trap): Removed unused variable, ps.
417 (frvbf_model_fr500_u_check): Ditto.
418 (frvbf_model_fr500_u_clrgr): New unit modeller for fr500.
419 (frvbf_model_fr500_u_clrfr): Ditto.
420 (frvbf_model_fr500_u_spr2gr): Wait for SPR.
421 (frvbf_model_fr500_u_gr2spr): Ditto.
422 * frv-sim.h (H_SPR_ACC4): New macro.
423 (H_SPR_ACCG4): New macro;
424 (H_SPR_ACC0): Removed.
425 (H_SPR_ACCG0): Removed.
426 * arch.h,model.c,sem[ch],decode.[ch]: Regenerated.
427
ba9c4053
DB		 4282003-09-10 Dave Brolley <brolley@redhat.com>
429
430 * profile.c (slot_names): FM1 was listed twice. Changed first
431 instance to FM0. Added IALL, FMALL and FMLOW.
432 (print_parallel): Don't examine slots with no insns.
433
f9e18f5a
DB		 4342003-09-09 Dave Brolley <brolley@redhat.com>
435
436 * frv.c (do_media_average): Select machine using a switch.
437
d89a78b6
DB		 4382003-09-08 Dave Brolley <brolley@redhat.com>
439
440 On behalf of Doug Evans <dje@sebabeach.org>
441 * Makefile.in (stamp-arch,stamp-cpu): Pass archfile to cgen.
442 Remove copying of .cpu file to cgen/cpu, no longer needed.
443
d03ea14f
DB		 4442003-09-03 Dave Brolley <brolley@redhat.com>
445
446 * cpu.h, model.c, sem.c, decode.h, decode.c: Regenerated.
447
e8d2f504
DB		 4482003-08-29 Dave Brolley <brolley@redhat.com>
449
450 * Makefile.in (stamp-arch): Copy frv.cpu from $(srcdir)../../cpu
451 temporarily when regenerating files.
452 (stamp-cpu): Ditto.
453
b34f6357
DB		 4542003-08-20 Micheal Snyder <msnyder@redhat.com>
455
456 * All generated files: Regenerate.
457
4582001-10-11 Dave Brolley <brolley@redhat.com>
459
460 * cpu.h,decode.c,decode.h,sem.c: Regenerate.
461
4622001-10-09 Dave Brolley <brolley@redhat.com>
463
464 * traps.c (frv_rett): Halt if PSR.S and PSR.ET are both set or both
465 not set.
466 * reset.c (frv_hardware_reset): Invalidate both caches.
467 * registers.c: Update init, reset and read-only masks for all registers
468 on all machines.
469 * profile.h (cur_gr_complex): New field of FRV_PROFILE_STATE
470 (prev_gr_complex): New field of FRV_PROFILE_STATE
471 (set_use_is_gr_complex): New function.
472 (set_use_not_gr_complex): New function.
473 (use_is_gr_complex): New function.
474 (decrease_GR_busy): New function.
475 * profile.c (reset_gr_flags): New function.
476 (reset_cc_flags): New function.
477 (set_use_is_gr_complex): New function.
478 (set_use_not_gr_complex): New function.
479 (use_is_gr_complex): New function.
480 (update_latencies): Reset gr and cc flags when latency reaches 0.
481 (decrease_GR_busy): New function.
482 * profile-fr400.h (fr500_reset_acc_flags): Removed.
483 (fr500_reset_cc_flags): New function.
484 * profile-fr500.c (frvbf_model_fr400_u_*): Reflect latencies from fr500
485 LSI version 1.41.
486 * profile-fr400.h (fr400_reset_gr_flags): New function.
487 (fr400_reset_fr_flags): New function.
488 (fr400_reset_acc_flags): New function.
489 * profile-fr400.c (set_use_not_media_p4): New function.
490 (set_use_not_media_p6): New function.
491 (set_acc_use_not_media_p2): New function.
492 (set_acc_use_not_media_p4): New function.
493 (fr400_reset_gr_flags): New function.
494 (fr400_reset_fr_flags): New function.
495 (fr400_reset_acc_flags): New function.
496 (frvbf_model_fr400_u_*): Reflect latencies from fr400 LSI version 1.1.
497 (frvbf_model_fr400_u_media_hilo): New function.
498 * pipeline.c (frv_vliw_setup_insn): Don't clear MSR0.MTT.
499 * memory.c (fr400_check_data_read_address): Check address range only
500 for double word loads. Don't check alignment here.
501 (fr400_check_readwrite_address): New function.
502 (fr500_check_readwrite_address): New function.
503 (check_readwrite_address): New function.
504 (fr500_check_insn_read_address): Correct address ranges.
505 (frvbf_read_mem_*): Check address range here.
506 (frv_address_forbidden): Removed.
507 (fr400_check_write_address): New function.
508 (check_write_address): New function.
509 (frvbf_write_mem_*): Don't check address range here.
510 (frvbf_mem_set_*): Check address range here.
511 * interrupts.c (frv_queue_data_access_error_interrupt): Now takes an
512 address as second argument.
513 (frv_queue_data_access_exception_interrupt): New function.
514 (frv_queue_illegal_instruction_interrupt): Generate fp_exception for
515 media insns on fr400.
516 (frv_queue_non_implemented_instruction_interrupt): Generate mp_exception
517 for media insns on fr400.
518 (frv_detect_insn_access_interrupts): Don't check for illegal addresses
519 of insns here. Check for MTRAP insn if PSR.EM is not set.
520 (frv_set_mp_exception_registers): Only set MSR0.MTT if it is not already
521 set.
522 (set_exception_status_registers): Do not always set EPCR. Set EAR for
523 data_acess_error only if not fr400.
524 * frv.c (do_media_average): New function.
525 (frvbf_media_average): New function.
526 (frvbf_insn_cache_invalidate): Check for illegal invocation.
527 (frvbf_data_cache_invalidate): Ditto.
528 (frvbf_data_cache_flush): Ditto.
529 * frv-sim.h (GET_FSR_QNE): New macro.
530 (frv_msr_mtt): Remove MTT_SEQUENCE_ERROR.
531 (GET_MSR_SRDAV): New macro.
532 (GET_MSR_RDAV): New macro.
533 (GET_MSR_RD): New macro.
534 (frv_queue_data_access_error_interrupt): Now takes an address as second
535 argument.
536 (frv_address_forbidden): Removed.
537 * cache.c (non_cache_access): Correct address ranges. Now takes cache
538 as first argument.
539 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
540
5412001-08-20 Dave Brolley <brolley@redhat.com>
542
543 * sim-main.h (_sim_cpu): New field 'elf_flags'.
544 * sim-if.c (sim_open): Extract the elf_flags from the input file and
545 save them with each cpu.
546 * mloop.in (main loop): Pass elf flags to frv_vliw_reset. Set
547 last_insn_p before executing the insn.
548 * cache.c (frv_cache_invalidate): Flush scache if this is the cpu's
549 insn cache.
550 (frv_cache_invalidate_all): Ditto.
551
5522001-08-20 Richard Sandiford <rsandifo@redhat.com>
553
554 * traps.c (syscall_read_mem): Flush the data cache before reading.
555 (syscall_write_mem): Flush the data cache before writing.
556 Invalidate both caches.
557
5582001-07-05 Ben Elliston <bje@redhat.com>
559
560 * Makefile.in (stamp-arch): Use $(CGEN_CPU_DIR).
561 (stamp-cpu): Likewise.
562
5632001-05-23 Dave Brolley <brolley@redhat.com>
564
565 * profile-fr400.c (acc_use_is_media_p2): New function.
566 (frvbf_model_fr400_u_media_2): Account for latency of output
567 accumulators.
568 (frvbf_model_fr400_u_media_2_quad): Ditto.
569 (frvbf_model_fr400_u_media_2_acc): New function.
570 (frvbf_model_fr400_u_media_2_acc_dual): New function.
571 (frvbf_model_fr400_u_media_2_add_sub): New function.
572 (frvbf_model_fr400_u_media_2_add_sub_dual): New function.
573 (frvbf_model_fr400_u_media_3_dual): New function.
574 (frvbf_model_fr400_u_media_4_acc_dual): New function.
575 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
576
5772001-05-15 Dave Brolley <brolley@redhat.com>
578
579 * registers.c (fr400_spr): Enable write access to HSR0.CBM.
580 * profile.h (FRV_PROFILE_STATE): New field 'all_cache_entries'.
581 * profile.c (CACHE_QUEUE_ELEMENT): New 'all' field.
582 (request_cache_flush): Save 'all' argument.
583 (request_cache_invalidate): Save all_cache_entries from profile state
584 to 'all' field of the request.
585 (submit_cache_request): Pass the 'all' field of the request to
586 frv_cache_request_invalidate.
587 * frv.c (frv_insn_cache_invalidate): Add new 'all' parameter. Perform
588 operation even if HSR0.ICE is not set.
589 (frv_data_cache_invalidate): Add new 'all' parameter. Perform
590 operation even if HSR0.DCE is not set.
591 (frv_data_cache_flush): Ditto.
592 * frv-sim.h (frv_insn_cache_invalidate): Add new 'all' parameter.
593 (frv_data_cache_invalidate): Add new 'all' parameter.
594 (frv_data_cache_flush): Add new 'all' parameter.
595 * cache.h (FRV_CACHE_INVALIDATE_REQUEST): Add new 'all' field.
596 (frv_cache_request_invalidate): Add new 'all' parameter.
597 * cache.c (frv_cache_request_invalidate): Add new 'all' parameter. Save
598 its value in the invalidate request.
599 (address_interference): Accept the value '-1' for the address argument
600 to mean 'any address'.
601 (handle_req_invalidate): Handle request to invalidate all cache lines.
602 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
603
6042001-05-14 Dave Brolley <brolley@redhat.com>
605
606 * profile.h (past_first_p): New field of profiling state.
607 (branch_penalty): Ditto.
608 (branch_hint): Ditto.
609 (update_branch_penalty): New function.
610 * profile.c (frvbf_model_insn_after): Reset past_first_p and
611 branch_address fields of the profiling state.
612 (frvbf_model_branch): New function.
613 (update_branch_penalty): New function.
614 * profile-fr500.c (frvbf_model_fr500_u_branch): Remove ICCi_3 and
615 FCCi_3 inputs.
616 (frvbf_model_fr500_u_trap): New function.
617 (frvbf_model_fr500_u_check): New function.
618 (frvbf_model_fr500_u_media_dual_htob): post-processing latency is 3
619 cycles.
620 * profile-fr400.c (frvbf_model_fr400_u_branch): Set branch penalties
621 as documented in the fr400 LSI. Remove ICCi_3 and FCCi_3 inputs.
622 (frvbf_model_fr400_u_media_dual_expand): Check resource usage as
623 documented in teh fr400 LSI.
624 (frvbf_model_fr400_u_media_dual_htob): Ditto.
625 (frvbf_model_fr400_u_media_dual_unpack): Removed.
626 (frvbf_model_fr500_u_trap): New function.
627 (frvbf_model_fr500_u_check): New function.
628 * mloop.in (simulate_dual_insn_prefetch): New function.
629 (@cpu@_simulate_insn_prefetch): Call simulate_dual_insn_prefetch with
630 arguments for each machine type.
631 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
632
6332001-05-09 Dave Brolley <brolley@redhat.com>
634
635 * Makefile.in (profile.o): Add profile-fr400.h as a dependency.
636 (profile-fr400.o): New target.
637 * profile.c: New file.
638 * profile.h: New file.
639 * profile-fr400.c: New file.
640 * profile-fr400.h: New file.
641 * profile-fr500.c: New file.
642 * profile-fr500.h: New file.
643 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
644
6452001-05-02 Dave Brolley <brolley@redhat.com>
646
647 * sim-main.h (profile.h): #include it.
648 (CPU_PROFILE_STATE): New macro.
649 (profile_state): New frv specific cpu field.
650 * reset.c (frv_initialize): insn_fetch_address and branch_address now
651 part of global profiling state.
652 * Makefile.in (SIM_OBJS): Add profile.o and profile-fr500.o.
653 (SIM_EXTRA_DEPS): Add profile.h.
654 (registers.o): Correct name of source file.
655 (profile.o): New target.
656 (profile-fr500.o): New target.
657 * frv-sim.h: Move profile related data structures to profile.h.
658 * frv.c: Move fr500 specific functions to profile-fr500.c.
659 * cpu.h: Regenerated.
660
6612001-04-27 Dave Brolley <brolley@redhat.com>
662
663 * sim-main.h (CPU_PIPELINE): Renamed to CPU_VLIW.
664 * interrupts.c: Rename FRV_PIPELINE to FRV_VLIW.
665 Rename pipeline to vliw. Rename CPU_PIPELINE to CPU_VLIW.
666 Rename PIPE_* to UNIT_*.
667 (frv_queue_illegal_instruction_interrupt): Use
668 frv_is_float_insn and frv_is_media_insn.
669 (frv_queue_non_implemented_instruction_interrupt): Ditto.
670 (frv_detect_insn_access_interrupts): Ditto.
671 * frv.c: Rename FRV_PIPELINE to FRV_VLIW. Rename pipeline to vliw.
672 Rename CPU_PIPELINE to CPU_VLIW. Rename PIPE_* to UNIT_*.
673 * memory.c: Ditto.
674 * pipeline.c: Ditto.
675 * mloop.in: Ditto.
676 * frv-sim.h (frv_pipeline_setup_insn): Renamed to frv_vliw_setup_insn.
677 * cache.c: Rename PIPE_* to UNIT_*.
678
6792001-04-24 Dave Brolley <brolley@redhat.com>
680
681 * frv.c (frvbf_load_quad_GR): Delete have_data and hsr0.
682 (frvbf_load_quad_FRint): Ditto.
683 (frvbf_load_quad_CPR): Ditto.
684 * cache.c (frv_cache_init): Initialize cache for fr400 vs other
685 machines.
686 (bfd.h): #include it.
687 (non_cache_access): Update for revised fr500 and for fr400.
688 * registers.c (frv_spr): Don't reset PSR.PS.
689 (fr500_spr): Ditto.
690 (frv_reset_spr): Set PSR.PS to the former value of PSR.S.
691
6922001-04-23 Dave Brolley <brolley@redhat.com>
693
694 * traps.c (frv_core_signal): On fr400, generate data_access_error.
695 (frvbf_media_cr_not_aligned): On fr400, generate illegal_instruction.
696 (frvbf_media_acc_not_aligned): Ditto.
697 (frvbf_media_register_not_aligned): Ditto.
698 (frvbf_division_exception): Use GET_ISR_EDE.
699 * registers.c (frv_check_spr_read_access): New function.
700 (frv_check_spr_write_access): New function.
701 (frv_check_spr_access): Deleted.
702 (frv_check_register_access): On fr400, generate illegal_instruction.
703 * memory.c (fr400_check_data_read_address): New function.
704 (fr500_check_data_read_address): Ditto.
705 (check_data_read_address): Ditto.
706 (fr400_check_insn_read_address): Ditto.
707 (fr500_check_insn_read_address): Ditto.
708 (check_insn_read_address): Ditto.
709 (frvbf_read_mem_QI): Call check_data_read_access.
710 (frvbf_read_mem_UQI): Ditto.
711 (frvbf_read_mem_HI): Ditto.
712 (frvbf_read_mem_UHI): Ditto.
713 (frvbf_read_mem_SI): Ditto.
714 (frvbf_read_mem_DI): Ditto.
715 (frvbf_read_mem_DF): Ditto.
716 (frvbf_read_imem_USI): Call check_insn_read_access.
717 (frv_address_forbidden): Now takes cpu as first argument. Check based
718 on machine type.
719 (fr400_mem_address_unaligned): New function.
720 (fr500_mem_address_unaligned): Ditto.
721 (check_write_address): Ditto.
722 (frvbf_mem_set_QI): Call check_write_address.
723 (frvbf_mem_set_HI): Ditto.
724 (frvbf_mem_set_SI): Ditto.
725 (frvbf_mem_set_DI): Ditto.
726 (frvbf_mem_set_DF): Ditto.
727 (frvbf_mem_set_XI): Ditto.
728 * interrupts.c (bfd.h): #include it.
729 (frv_queue_data_access_error_interrupt): New function.
730 (frv_queue_instruction_access_error_interrupt): New function.
731 (frv_queue_instruction_access_exception_interrupt): New function.
732 (frv_queue_illegal_instruction_interrupt): No fp_exception on fr400.
733 (frv_queue_non_implemented_instruction_interrupt): Ditto.
734 (frv_detect_insn_access_interrupts): Reorder tests to match priority
735 from the LSI manual.
736 (set_isr_exception_fields): Accumulate dtt bits.
737 * frv.c (check_register_alignment): New function.
738 (check_fr_register_alignment): New function.
739 (check_memory_alignment): New function.
740 (frvbf_h_gr_double_get_handler): Call check_register_alignment.
741 (frvbf_h_gr_double_set_handler): Ditto.
742 (frvbf_h_cpr_double_get_handler): Ditto.
743 (frvbf_h_cpr_double_set_handler): Ditto.
744 (frvbf_h_gr_quad_set_handler): Ditto.
745 (frvbf_h_cpr_quad_set_handler): Ditto.
746 (frvbf_h_fr_double_get_handler): Call check_fr_register_alignment.
747 (frvbf_h_fr_double_set_handler): Ditto.
748 (frvbf_h_fr_quad_set_handler): Ditto.
749 (frvbf_h_spr_get_handler): Call frv_check_spr_read_access.
750 (frvbf_h_spr_set_handler): Call frv_check_spr_write_access.
751 (frvbf_load_quad_GR): Call check_memory_aligment.
752 (frvbf_load_quad_FRint): Ditto.
753 (frvbf_load_quad_CPR): Ditto.
754 (frvbf_store_quad_GR): Call check_memory_aligment and
755 check_register_alignment.
756 (frvbf_store_quad_FRint): Ditto.
757 (frvbf_store_quad_CPR): Ditto.
758 (frvbf_signed_integer_divide: Use GET_ISR_EDEM.
759 * frv-sim.h (H_SPR_ACC0): New macro.
760 (H_SPR_ACC63): New macro.
761 (H_SPR_ACCG0): New macro.
762 (H_SPR_ACCG63): New macro.
763 (frv_dtt): New enumerator.
764 (GET_ISR_EDE): Renamed from GET_ISR_EDEM.
765 (GET_ISR_DTT): New macro.
766 (frv_queue_data_access_error_interrupt): New function.
767 (frv_queue_instruction_access_error_interrupt): New function.
768 (frv_queue_instruction_access_exception_interrupt): New function.
769 (frv_address_forbidden): Now takes cpu as first argument.
770 * cpu.h: Regenerate.
771
7722001-04-10 Dave Brolley <brolley@redhat.com>
773
774 * registers.c (fr500_spr): Add new fields to fr500 PSR register.
775 (fr500_spr): Add STBAR and MMCR unimplemented registers for fr500.
776 (fr400_spr): Implement SPR registers for fr400.
777 (frv_register_control_init): Handle bfd_mach_fr400 properly.
778 * frv.c (spr_bpsr_get_handler): Mask field before shifting.
779 (spr_psr_get_handler): Ditto.
780 (spr_ccr_get_handler): Ditto.
781 (spr_cccr_get_handler): Ditto.
782 (frvbf_clear_accumulators): Only 4 accumulators on fr400.
783 * frv-sim.h: Update comment about MCCR_* macros.
784 * cpu.c,cpu.h: Regenerate.
785
7862001-04-05 Dave Brolley <brolley@redhat.com>
787
788 * cpu.h,decode.c,model.c,sem.c: Regenerate.
789
7902001-04-05 Dave Brolley <brolley@redhat.com>
791
792 * reset.c: Update copyright.
793 * registers.c (frv_register_control_init): Handle bfd_mach_fr400.
794 * frv.c (frvbf_model_fr400_u_exec): New function.
795 * Makefile.in (stamp-cpu): Add fr400 to list of machines.
796 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
797 Regenerate.
798
7992000-11-22 Dave Brolley <brolley@redhat.com>
800
801 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
802 Regenerate.
803
8042000-11-10 Dave Brolley <brolley@redhat.com>
805
806 * decode.c: Regenerate.
807
8082000-09-12 Dave Brolley <brolley@redhat.com>
809
810 * traps.c (frv_sim_engine_halt_hook): New function.
811 (frv_itrap): Caches now invalidated in sim_engine_halt via
812 SIM_ENGINE_HALT_HOOK.
813 (frv_break): Ditto.
814 * sim-main.h (frv_sim_engine_halt_hook): New function.
815 (SIM_ENGINE_HALT_HOOK): New macro.
816 (SIM_ENGINE_RESTART_HOOK): New macro.
817 * interrupts.c: Call to frv_term now done within sim_engine_halt via
818 SIM_ENGINE_HALT_HOOK.
819
8202000-09-08 Dave Brolley <brolley@redhat.com>
821
822 * traps.c (frv_itrap): Invalidate and flush the data and insn caches
823 respectively when stopping for a breakpoint.
824 (frv_break): Ditto.
825 * cache.h (frv_cache_invalidate_all): New function.
826 * cache.c (frv_cache_invalidate_all): New function.
827
8282000-09-05 Dave Brolley <brolley@redhat.com>
829
830 * traps.c (frv_break): If SIM_HAVE_BREAKPOINTS, call
831 sim_handle_breakpoint. Otherwise if environment != operating call
832 sim_engine_halt. Otherwise handle normally.
833 * interrupts.c (frv_queue_break_interrupt): Don't handle debugger
834 breakpoints here. Moved to frv_break in traps.c.
835
836 * sem.c: Regenerate.
837
8382000-09-01 Dave Brolley <brolley@redhat.com>
839
840 * interrupts.c (frv_queue_break_interrupt): Call sim_handle_breakpoint
841 before queuing an interrupt in order to allow 'break' to be used as
842 the breakpoint insn.
843
8442000-08-29 Dave Brolley <brolley@redhat.com>
845
846 * traps.c (frv_itrap): Invalidate the insn cache at a breakpoint.
847
8482000-07-27 Dave Brolley <brolley@redhat.com>
849
850 * cpu.h,decode.c: Rebuild.
851
8522000-07-26 Dave Brolley <brolley@redhat.com>
853
854 * frv.c (spr_cccr_get_handler): Change CRx to CCx.
855 (spr_cccr_set_handler): Change CRx to CCx.
856 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
857
8582000-07-24 Dave Brolley <brolley@redhat.com>
859
860 * sem.c: Regenerate.
861 * frv.c (frvbf_unsigned_integer_divide): Queue a write for the result.
862 Don't write it directly.
863
864Thu Jul 6 13:51:12 2000 Dave Brolley <brolley@topaz>
865
866 * configure: Regenerated to track ../common/aclocal.m4 changes.
867
8682000-07-05 Ben Elliston <bje@redhat.com>
869
870 * configure: Regenerated to track ../common/aclocal.m4 changes.
871
8722000-06-28 Dave Brolley <brolley@redhat.com>
873
874 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
875
8762000-06-21 Dave Brolley <brolley@redhat.com>
877
878 * pipeline.c: All code except frv_pipeline_setup_insn moved to
879 frv.opc.
880 * mloop.in (main loop): frv_pipeline_add_insn broken up into
881 frv_pipeline_add_insn and frv_pipeline_setup_insn.
882 * frv-sim.h: Move pipeline status code to frv.opc.
883 * model.c: Regenerate.
884
8852000-06-12 Dave Brolley <brolley@redhat.com>
886
887 * options.c (frv_option_handler): --profile-parallel implies
888 --profile-model.
889 * mloop.in (fetch_buffer): Removed.
890 (@cpu@_simulate_insn_prefetch): Monitoring of fetch buffer moved to
891 run_caches. Use cache directly if not counting cycles. Don't use
892 cache at all if not counting cycles and cache not enabled.
893 * frv.c (frv_insn_fetch_buffer): New global variable.
894 (run_caches): Monitor the status of insn prefetch requests.
895 * frv-sim.h (FRV_INSN_FETCH_BUFFER): New struct type.
896 (frv_insn_fetch_buffer): New global variable.
897
8982000-06-12 Dave Brolley <brolley@redhat.com>
899
900 * mloop.in (fetch_buffer): New static struct.
901 (@cpu@_simulate_insn_prefetch): Rewritten.
902 * cache.c (frv_cache_request_invalidate): Don't invalidate return
903 buffer.
904 (address_interference): Defer to any WAR request in either pipeline.
905
9062000-06-09 Dave Brolley <brolley@redhat.com>
907
908 * pipeline.c (insns_in_slot): New Array.
909 (frv_pipeline_add_insn): Call COUNT_INSNS_IN_SLOT.
910 * options.c (frv_options): Remove 'NONBLOCK' argument from data-cache
911 option.
912 (parse_cache_option): New function.
913 (frv_option_handler): Call parse_cache_option.
914 * frv.c (vliw_branch_taken): New variable.
915 (vliw_load_stall): New variable.
916 (handle_resource_wait): Update vliw_load_stall.
917 (frvbf_model_insn_before): Initialize vliw_branch_taken and
918 vliw_load_stall.
919 (frvbf_model_insn_after): Increment PROFILE_MODEL_LOAD_STALL_CYCLES.
920 (load_wait_for_FR): Update vliw_load_stall.
921 (load_wait_for_GR): Update vliw_load_stall.
922 (load_wait_for_FRdouble): Update vliw_load_stall.
923 (load_wait_for_GRdouble): Update vliw_load_stall.
924 (frvbf_model_fr500_u_branch): Count branches taken and not taken.
925 (slot_names): New static array.
926 (print_parallel): Now takes second argument 'verbose'. Print cycles per
927 VLIW insn and instructions per cycle. Also tabulate the number of insns
928 in each type of VLIW slot.
929 (frv_profile_info): Call print_parallel with new second argument.
930 * frv-sim.h (insn_in_slot): New array.
931 (COUNT_INSNS_IN_SLOT): New macro.
932 (INSNS_IN_SLOT): New macro.
933 * cache.c: Remove references to non_blocking_count. Remove references to
934 last_was_hit. Remove references to req_none.
935 (handle_req_store): Adjust statistics before requeuing the store
936 request.
937 (handle_req_WAR): Don't let the WAR request affect the cache statistics.
938 * cache.h: Remove references to non_blocking_count. Remove references to
939 last_was_hit. Remove references to req_none.
940 * model.c: Regenerate.
941
9422000-06-08 Dave Brolley <brolley@redhat.com>
943
944 * frv.c (request_complete): Copy load data from the correct return
945 buffer.
946
9472000-06-07 Dave Brolley <brolley@redhat.com>
948
949 * traps.c (frv_core_signal): Call frv_term before exiting.
950 (frv_itrap): Call frv_term before exiting.
951 (next_available_nesr): Make sure NECR is implemented before reading it.
952 (next_valid_nesr): Ditto.
953 (frvbf_check_non_excepting_load): Ditto.
954 (frvbf_clear_ne_flags): Ditto.
955 (frvbf_commit): Ditto.
956 (frvbf_check_recovering_store): Delay cache operation if 'model_insn'.
957 * sim-main.h (_sim_cpu): Add load_address, load_length, load_flag and
958 store_flag members.
959 (CPU_LOAD_ADDRESS): New macro.
960 (CPU_LOAD_LENGTH): New macro.
961 (CPU_LOAD_SIGNED): New macro.
962 (CPU_LOAD_LOCK): New macro.
963 * reset.c (frv_term): New function.
964 (frv_power_on_reset): Use SETMEMSI if the cache is not enabled.
965 (frv_hardware_reset): Use SETMEMSI if the cache is not enabled.
966 (frv_software_reset): Use SETMEMSI if the cache is not enabled.
967 * mloop.in (execute): Call FRV_COUNT_CYCLES to decide whether to model
968 the insn. Model the insn in two passes. One before and one after
969 execution.
970 (cache_reqno): new static variable.
971 (@cpu@_simulate_insn_prefetch): Model fetch latency by waiting for the
972 cache rather than assuming a fixed latency.
973 (xinit): Turn on PROFILE_MODEL_P before each vliw insn if the timer is
974 enabled so that modeling data is collected by cgen during execution.
975 (full-exec): Restore PROFILE_MODEL_P after each vliw insn.
976 * memory.c (data_non_cache_access): Removed.
977 (insn_non_cache_access): Removed.
978 (frvbf_read_mem_QI): Delay read operation if 'model_insn'.
979 (frvbf_read_mem_UQI): Delay read operation if 'model_insn'.
980 (frvbf_read_mem_HI): Delay read operation if 'model_insn'.
981 (frvbf_read_mem_UHI): Delay read operation if 'model_insn'.
982 (frvbf_read_mem_SI): Delay read operation if 'model_insn'.
983 (frvbf_read_mem_DI): Delay read operation if 'model_insn'.
984 (frvbf_read_mem_DF): Delay read operation if 'model_insn'.
985 (frvbf_read_imem_USI): Read the cache or ememory passively.
986 (frvbf_write_mem_QI): Don't check for non-cache access here.
987 (frvbf_write_mem_UQI): Call frvbf_write_mem_QI.
988 (frvbf_write_mem_HI): Don't check for non-cache access here.
989 (frvbf_write_mem_UHI): Call frvbf_write_mem_QI.
990 (frvbf_write_mem_SI): Don't check for non-cache access here.
991 (frvbf_write_mem_DI): Don't check for non-cache access here.
992 (frvbf_write_mem_DF): Don't check for non-cache access here.
993 (frvbf_mem_set_QI): Use cycle-accurate cache write if 'model_insn'.
994 (frvbf_mem_set_HI): Use cycle-accurate cache write if 'model_insn'.
995 (frvbf_mem_set_SI): Use cycle-accurate cache write if 'model_insn'.
996 (frvbf_mem_set_DI): Use cycle-accurate cache write if 'model_insn'.
997 (frvbf_mem_set_DF): Use cycle-accurate cache write if 'model_insn'.
998 (frvbf_mem_set_XI): Use cycle-accurate cache write if 'model_insn'.
999 * interrupts.c (check_reset): Read the cache and memory passively.
1000 (frv_program_or_software_interrupt): Call frv_term before calling
1001 sim_engine_halt.
1002 * frv.c (all modeling functions): Break into two passes. One before
1003 execuetion and one after. call load_wait_for_* for all GR and FR
1004 registers.
1005 (frvbf_load_quad_GR): Delay performing the load if 'model_insn'.
1006 (frvbf_load_quad_FRint): Delay performing the load if 'model_insn'.
1007 (frvbf_load_quad_CPR): Delay performing the load if 'model_insn'.
1008 (frvbf_insn_cache_preload): Delay cache operation if 'model_insn'.
1009 (frvbf_data_cache_preload): Delay cache operation if 'model_insn'.
1010 (frvbf_insn_cache_unlock): Delay cache operation if 'model_insn'.
1011 (frvbf_data_cache_unlock): Delay cache operation if 'model_insn'.
1012 (frvbf_insn_cache_invalidate): Delay cache operation if 'model_insn'.
1013 (frvbf_data_cache_invalidate): Delay cache operation if 'model_insn'.
1014 (frvbf_data_cache_flush): Delay cache operation if 'model_insn'.
1015 (model_insn): New global variable.
1016 (fr_ptime): New array.
1017 (cache_request): New enumeration.
1018 (CACHE_QUEUE_ELEMENT): New struct type.
1019 (CACHE_QUEUE_SIZE): New macro.
1020 (cache_queue): New static struct.
1021 (request_cache_load): New function.
1022 (request_cache_flush): New function.
1023 (request_cache_invalidate): New function.
1024 (request_cache_preload): New function.
1025 (request_cache_unlock): New function.
1026 (submit_cache_request): New function.
1027 (activate_cache_requests): New function.
1028 (load_pending_for_register): New function.
1029 (flush_pending_for_address): New function.
1030 (remove_cache_queue_element): New function.
1031 (copy_load_data): New function.
1032 (request_complete): New function.
1033 (run_caches): New function.
1034 (frv_model_trace_wait_cycles): New function.
1035 (wait_for_flush): New function.
1036 (frvbf_model_insn_before): Insn prefect wait now modeled in
1037 frvbf_simulate_insn_prefetch. Incremement vliw_insns here. Call
1038 wait_for_flush.
1039 (frvbf_model_insn_after): Call activate_cache_requests. Don't increment
1040 vliw_insns here anymore.
1041 (update_FR_latency_for_load): New function.
1042 (update_FRdouble_latency_for_load): New function.
1043 (update_FR_ptime): New function.
1044 (update_FRdouble_ptime): New function.
1045 (update_GR_latency_for_swap): New function.
1046 (load_wait_for_GR): New function.
1047 (load_wait_for_FR): New function.
1048 (load_wait_for_GRdouble): New function.
1049 (load_wait_for_FRdouble): New function.
1050 (frvbf_model_fr500_u_ici): New function.
1051 (frvbf_model_fr500_u_dci): New function.
1052 (frvbf_model_fr500_u_dcf): New function.
1053 (frvbf_model_fr500_u_icpl): New function.
1054 (frvbf_model_fr500_u_dcpl): New function.
1055 (frvbf_model_fr500_u_icul): New function.
1056 (frvbf_model_fr500_u_dcul): New function.
1057 * frv-sim.h (frv_term): New function.
1058 (insn_non_cache_access): Removed.
1059 (FRV_COUNT_CYCLES): New macro.
1060 (frv_save_peofile_model_p): New global variable.
1061 (model_insn): New enumerated global variable.
1062 (frv_model_advance_cycles): New function.
1063 (frv_model_trace_wait_cycles): New function.
1064 * cache.h (FRV_CACHE_REQUEST_KIND): New enumeration.
1065 (FRV_CACHE_WAR_REQUEST): New struct type.
1066 (FRV_CACHE_STORE_REQUEST): New struct type.
1067 (FRV_CACHE_INVALIDATE_REQUEST): New struct type.
1068 (FRV_CACHE_PRELOAD_REQUEST): New struct type.
1069 (FRV_CACHE_REQUEST): New struct type.
1070 (FRV_CACHE_RETURN_BUFFER): New struct type.
1071 (FRV_CACHE_FLUSH_STATUS): New struct type.
1072 (FRV_CACHE_STATUS): New struct type.
1073 (FRV_CACHE_STAGE): New struct type.
1074 (FRV_CACHE_STAGES): New enumeration.
1075 (FRV_CACHE_WAR): New struct type.
1076 (FRV_CACHE_PIPELINE): New struct type.
1077 (FRV_CACHE_ARS): New struct type.
1078 (FRV_CACHE_STATISTICS): New struct type.
1079 (FRV_CACHE): Add pipeline, statistics, BARS and NARS.
1080 (CACHE_RETURN_DATA): 'return_buffer' is now within 'status'.
1081 (CACHE_RETURN_DATA_ADDRESS): New macro.
1082 (frv_cache_read): Now takes pipe index as second argument.
1083 (frv_cache_enabled): New function.
1084 (frv_cache_request_load): New function.
1085 (frv_cache_request_store): New function.
1086 (frv_cache_request_invalidate): New function.
1087 (frv_cache_request_preload): New function.
1088 (frv_cache_request_unlock): New function.
1089 (frv_cache_run): New function.
1090 (frv_cache_read_passive_SI): New function.
1091 (frv_cache_data_in_buffer): New function.
1092 (frv_cache_data_flushed): New function.
1093 * cache.c (frv_cache_init): Initialize pipelines and xARS registers.
1094 (frv_cache_enabled): New function.
1095 (non_cache_access): New function.
1096 (write_data_to_memory): Count write accesses for each mode. Write to
1097 memory using sim_core_write_unaligned_1;
1098 (read_data_from_memory): New function.
1099 (fill_line_from_memory): Use read_data_from_memory.
1100 (copy_line_to_return_buffer): New function.
1101 (copy_memory_to_return_buffer): New function.
1102 (set_return_buffer_reqno): New function.
1103 (frv_cache_read): Now takes pipe index as second argument. Check for
1104 non-cache access.
1105 (frv_cache_preload): Check for non-cache access.
1106 (frv_cache_unlock): Check for non-cache access.
1107 (invalidate_return_buffer): New function.
1108 (frv_cache_invalidate): Check for non-cache access.
1109 (convert_slot_to_index): New function.
1110 (FREE_CHAIN_SIZE): New macro.
1111 (frv_cache_request_free_chain): New static variable.
1112 (frv_store_request_free_chain): New static variable.
1113 (allocate_new_cache_requests): New function.
1114 (new_cache_request): New function.
1115 (free_cache_request): New function.
1116 (new_store_request): New function.
1117 (pipeline_remove_request): New function.
1118 (pipeline_add_request): New function.
1119 (pipeline_requeue_request): New function.
1120 (next_priority): New function.
1121 (add_WAR_request): New function.
1122 (pipeline_next_request): New function.
1123 (pipeline_stage_request): New function.
1124 (advance_pipelines): New function.
1125 (frv_cache_request_load): New function.
1126 (frv_cache_request_store): New function.
1127 (frv_cache_request_invalidate): New function.
1128 (frv_cache_request_preload): New function.
1129 (frv_cache_request_unlock): New function.
1130 (address_interference): New function.
1131 (wait_for_WAR): New function.
1132 (wait_in_WAR): New function.
1133 (handle_req_load): New function.
1134 (handle_req_preload): New function.
1135 (handle_req_store): New function.
1136 (handle_req_invalidate): New function.
1137 (handle_req_unlock): New function.
1138 (handle_req_WAR): New function.
1139 (arbitrate_requests): New function.
1140 (move_ARS_to_WAR): New function.
1141 (decrease_latencies): New function.
1142 (frv_cache_run): New function.
1143 (frv_cache_read_passive_SI): New function.
1144 (frv_cache_data_in_buffer): New function.
1145 (frv_cache_data_flushed): New function.
1146 * arch.h,decode.c,decode.h,model.c,sem.c: Rebuild.
1147
1148Wed May 24 14:40:34 2000 Andrew Cagney <cagney@b1.cygnus.com>
1149
1150 * configure: Regenerated to track ../common/aclocal.m4 changes.
1151
11522000-05-19 Dave Brolley <brolley@redhat.com>
1153
1154 * traps.c (frv_rett): Check for exceptions in the order specified in the
1155 architecture spec. Allow privileged_instruction interrrupt to be handled
1156 normally.
1157 * registers.c (frv_register_control_init): Handle bfd_mach_frvtomcat.
1158 * frv.c (frvbf_signed_integer_divide): Use updated dtt to decide whether
1159 to clear the NE flag.
1160 (frvbf_model_tomcat_u_exec): New function.
1161 * frv-sim.h (frvbf_division_exception): Now returns updated dtt.
1162 * Makefile.in (stamp-cpu): Add 'tomcat' to 'mach' value.
1163 * arch.c,arch.h,cpu.h,cpuall.h,model.h,decode.c,sem.c: Regenerate.
1164
11652000-05-18 Dave Brolley <brolley@redhat.com>
1166
1167 * sim-if.c (elf-bfd.h): #include it.
1168 (sim_open): Set machine amd architecture based on elf flags.
1169
11702000-04-04 Dave Brolley <brolley@redhat.com>
1171
1172 * frv-sim.h (frv_h_psr_esr_set_handler): Removed.
1173 Delete '#if 0' blocks.
1174 * frv.c: Delete '#if 0' blocks.
1175 (spr_psr_set_handler): Remove special handling for circular referencing of handlers for
1176 PSR.S and PSR.ESR.
1177 (frv_h_psr_esr_set_handler): Removed.
1178 * interrupts.c: Delete '#if 0' blocks.
1179 * memory.c: Delete '#if 0' blocks.
1180 * cpu.c,cpu.h: Regenerate.
1181
11822000-04-03 Dave Brolley <brolley@redhat.com>
1183
1184 * traps.c (frvbf_check_recovering_store): Invalidate data cache line
1185 containing the target address.
1186 (clear_nesr_neear): No longer takes hi_available and lo_available.
1187 Remove bogus check for available GR registers.
1188 (frvbf_clear_ne_flags): Update call to clear_nesr_neear.
1189 (frvbf_commit): Update call to clear_nesr_neear.
1190 * interrupts.c (next_available_esr): Removed.
1191 (next_available_edr): Removed.
1192 (next_available_fq): Removed.
1193 * frv.c (frvbf_fetch_register): Remove "FIXME" comment.
1194 (frvbf_store_register): Remove "FIXME" comment.
1195 * frv-sim.h (UART_INCHAR_ADDR): Removed.
1196 (UART_OUTCHAR_ADDR): Removed.
1197 (UART_STATUS_ADDR): Removed.
1198 (UART_INPUT_READY): Removed.
1199 (UART_OUTPUT_READY): Removed.
1200 (FRV_DEVICE_ADDR): Removed.
1201 (FRV_DEVICE_LEN): Removed.
1202 (SET_NESR): Call frvbf_force_update.
1203 (SET_NEEAR): Call frvbf_force_update.
1204 (SET_NE_FLAGS): Call frvbf_force_update.
1205
12062000-03-30 Dave Brolley <brolley@redhat.com>
1207
1208 * configure: Regenerated.
1209
12102000-03-30 Dave Brolley <brolley@redhat.com>
1211
1212 * registers.c (fr500_spr): Define ESR14-15 and EPCSR14-15 for fr500.
1213 * memory.c (frvbf_write_mem_*): Save slot containing the insn
1214 performing the write.
1215 (frvbf_mem_set_*): Overwrite the slot information of the interrupt
1216 queue element with the information in the interrupt state.
1217 * interrupts.c (frv_queue_interrupt): Call frv_set_interrupt_queue_slot.
1218 (frv_queue_fp_exception_interrupt): Initialize 'new_element'.
1219 (frv_set_interrupt_queue_slot): New function.
1220 (esr_for_data_access_exception): New function.
1221 (set_edr_register): edr_index is now passed in.
1222 (fq_for_exception): New function.
1223 (set_fp_exception_registers): Call fq_for_exception. Interrupt queue
1224 element now passed in.
1225 (set_exception_status_registers): Obtain slot from interrupt queue
1226 element. Call esr_for_data_access_exception. Use ESR14
1227 for data_store_error. Use ESR15 for data_access_error. Use EDR0.
1228 (frv_save_data_written_for_interrupts): Save slot containing the insn
1229 performing the write.
1230 * frv-sim.h (struct frv_fp_exception_info): Use frv_fsr_traps and
1231 frv_fsr_ftt.
1232 (struct frv_interrupt_state): Add 'slot' field.
1233 (frv_set_interrupt_queue_slot): New function.
1234 (frv_set_write_queue_slot): New function.
1235
12362000-03-24 Dave Brolley <brolley@redhat.com>
1237
1238 * mloop.in (_parallel_write_init): Initialize
1239 frv_interrupt_state.imprecise_interrupt.
1240 (_parallel_write_queued): After an imprecise interrupt, only perform
1241 forced writes and floating point writes (for certain exceptions).
1242 * interrupts.c (handle_interrupt): Set
1243 frv_interrupt_state.imprecise_interrupt for writeback after an imprecise
1244 interrupt.
1245 (frv_process_interrupts): No need to clear f_ne_flags.
1246 * frv.c (frvbf_signed_integer_divide): Queue writes to GR registers and
1247 force them to happen even if there is an overflow exception.
1248 (frvbf_force_update): New function.
1249 * frv-sim.h (frvbf_force_update): New function.
1250 (struct frv_interrupt_state): Add imprecise_interrupt.
1251 (FRV_WRITE_QUEUE_FORCE_WRITE): New macro.
1252 * sem.c: Regenerate.
1253
12542000-03-23 Dave Brolley <brolley@redhat.com>
1255
1256 * traps.c (frv_rett): Queue FRV_ILLEGAL_INSTRUCTION directly.
1257 * registers.c (frv_spr): MCIRL -> MCILR.
1258 * interrupts.c (frv_queue_non_implemented_instruction_interrupt):
1259 New function.
1260 (frv_detect_insn_access_interrupts):
1261 Call frv_queue_non_implemented_instruction_interrupt.
1262 (frv_process_interrupts): Clear accumulated NE flags.
1263 * frv.c (frvbf_media_cop): New function.
1264 (frvbf_set_ne_index): Now takes (SIM_CPU *) as first argument. Clear
1265 the NE flag of the given target register.
1266 (frvbf_model_fr500_u_float_arith): Account for FRdouble registers.
1267 (frvbf_model_fr500_u_float_dual_arith): Account for FRdouble registers.
1268 (frvbf_model_fr500_u_float_dual_sqrt): New function.
1269 (frvbf_model_fr500_u_float_convert): Account for FRdouble registers.
1270 (frvbf_model_fr500_u_float_dual_convert): New function.
1271 * frv-sim.h (frvbf_media_cop): New function.
1272 (GET_FQ): Use H_SPR_FQST0.
1273 (SET_FQ): Use H_SPR_FQST0.
1274 (SET_FQ_OPC): Use J_SPR_FQOP0.
1275 (GET_MSR_EMCI): New macro.
1276 (frv_queue_non_implemented_instruction_interrupt): New function.
1277 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1278
12792000-03-08 Dave Brolley <brolley@redhat.com>
1280
1281 * traps.c (frv_rett): Align new_pc.
1282 * memory.c (frvbf_read_mem_HI): Align address.
1283 (frvbf_read_mem_UHI): Align address.
1284 (frvbf_read_mem_SI): Align address.
1285 (frvbf_read_mem_DI): Align address.
1286 (frvbf_read_mem_DF): Align address.
1287 (frvbf_read_imem_USI): Align address.
1288 (frvbf_mem_set_HI): Align address.
1289 (frvbf_mem_set_SI): Align address.
1290 (frvbf_mem_set_DI): Align address.
1291 (frvbf_mem_set_DF): Align address.
1292 (frvbf_mem_set_XI): Align address.
1293 * registers.c (frv_spr): Initialize FSR0.NS to 1.
1294 (fr500_spr): Initialize FSR0.NS to 1.
1295 * interrupts.c (frv_queue_mem_address_not_aligned_interrupt): Check
1296 whether the exception is masked.
1297 * frv.c (frvbf_load_quad_GR): Align address.
1298 (frvbf_store_quad_GR): Align address.
1299 (frvbf_load_quad_FRint): Align address.
1300 (frvbf_store_quad_FRint): Align address.
1301 (frvbf_load_quad_CPR): Align address.
1302 (frvbf_store_quad_CPR): Align address.
1303 * frv-sim.h (GET_ISR_EMAM): New macro.
1304
13052000-03-08 Dave Brolley <brolley@redhat.com>
1306
1307 * traps.c (frvbf_division_exception): Check for masked overflow and
1308 set NE flags, if necessary.
1309 (frvbf_check_recovering_store): Queue writes to the hardware.
1310 (check_registers_available): Removed.
1311 (which_registers_available): Call frv_{fr,gr}_registers_available.
1312 (frvbf_clear_ne_flags): Call check_register_access.
1313 (frvbf_commit): Call check_register_access.
1314 * registers.h (frv_fr_registers_available): New function.
1315 (frv_gr_registers_available): New function.
1316 (frv_check_register_access): New function.
1317 (frv_check_gr_access): New function.
1318 (frv_check_fr_access): New function.
1319 * registers.c (frv_spr): Correct initial value of ISR.
1320 (fr500_spr): Correct initial value of ISR.
1321 (frv_fr_registers_available): New function.
1322 (frv_gr_registers_available): New function.
1323 (frv_check_register_access): New function.
1324 (frv_check_gr_access): New function.
1325 (frv_check_fr_access): New function.
1326 * interrupts.c (frv_queue_division_exception_interrupt): New function.
1327 (set_isr_exception_fields): New function.
1328 (set_exception_status_registers): Set ISR fields for division exception.
1329 (frv_save_data_written_for_interrupts): Handle CGEN_FN_SF_WRITE.
1330 * frv.c (frvbf_h_gr_get_handler): New function.
1331 (frvbf_h_gr_set_handler): New function.
1332 (frvbf_h_fr_get_handler): New function.
1333 (frvbf_h_fr_set_handler): New function.
1334 (frvbf_h_spr_get_handler): Remove special handling for ISR.
1335 (frvbf_h_spr_set_handler): Remove special handling for ISR.
1336 (spr_isr_get_handler): Removed.
1337 (spr_isr_set_handler): Removed.
1338 (frvbf_signed_integer_divide): New funciton.
1339 (frvbf_unsigned_integer_divide): New funciton.
1340 * frv-sim.h (frvbf_h_gr_get_handler): New function.
1341 (frvbf_h_gr_set_handler): New function.
1342 (frvbf_h_fr_get_handler): New function.
1343 (frvbf_h_fr_set_handler): New function.
1344 (frvbf_signed_integer_divide): New funciton.
1345 (frvbf_unsigned_integer_divide): New funciton.
1346 (frv_dtt): New enumeration.
1347 (struct frv_interrupt_queue_element): Add dtt member.
1348 (GET_ISR): New macro.
1349 (SET_ISR): New macro.
1350 (GET_ISR_EDEM): New macro.
1351 (SET_ISR_DTT): New macro.
1352 (SET_ISR_AEXC): New macro.
1353 (frvbf_division_exception): Add 2 'int' arguments.
1354 (frvbf_check_non_excepting_divide): Removed.
1355 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1356
13572000-02-29 Dave Brolley <brolley@redhat.com>
1358
1359 * traps.c (frv_itrap): Use GET_H_GR, SET_H_GR, GET_H_FR.
1360 (frv_rett): Use hardware access macros. Write PSR as a whole.
1361 (next_available_nesr): Check that NECR is valid.
1362 (next_valid_nesr): Check that NECR is valid.
1363 (frvbf_check_non_excepting_load): User new NECR access macros. Don't
1364 call hardware access functions. Use cover macros.
1365 (check_registers_available): New function.
1366 (clear_nesr_near): Check register availability.
1367 (clear_ne_flags): Check register availability.
1368 (frvbf_clear_ne_flags): Check register availability.
1369 (frvbf_commit): Check register availability.
1370 (which_registers_available): New function.
1371 * sim-main.h (registers.h): #include it.
1372 (register_control): New cpu field.
1373 (CPU_REGISTER_CONTROL): New macro.
1374 * reset.c (frv_initialize): Set HSR0 fields for cache here.
1375 (frv_power_on_reset): Initialize SPR registers and RSTR.
1376 (frv_hardware_reset): Initialize SPR registers and RSTR.
1377 (frv_software_reset): Reset SPR registers and RSTR.
1378 * options.c (frv_option_handler): Don't set HSR0 fields for cache here.
1379 Call frv_cache_init.
1380 * mloop.in (main loop): Check for insn access interrupts before
1381 executing the insn.
1382 * interrupts.c (frv_queue_external_interrupt): Use GET_H_PSR_ET.
1383 (frv_detect_insn_access_interrupts): Don't call hardware access
1384 functions directly. Use cover macros.
1385 (check_reset): Don't reset RSTR here.
1386 (next_available_esr): ESFR -> ESFR_FLAG.
1387 (next_available_edr): ESFR -> ESFR_FLAG.
1388 (clear_exception_status_registers): Use GET_ESFR and SET_ESFR.
1389 ESFR -> ESFR_FLAG.
1390 (frv_break_interrupt): Don't call hardware access functions directly.
1391 Use cover macros.
1392 (frv_program_or_software_interrupt): Ditto.
1393 (frv_external_interrupt): Ditto.
1394 * frv.c (frvbf_fetch_register): Don't call 'get' functions directly.
1395 (frvbf_store_register): Don't call 'set' functions directly.
1396 (frvbf_h_gr_double_get_handler): Use GET_H_GR.
1397 (frvbf_h_gr_double_set_handler): Use SET_H_GR.
1398 (frvbf_h_fr_double_get_handler): Use GET_H_FR.
1399 (frvbf_h_fr_double_set_handler): Use SET_H_FR.
1400 (frvbf_h_fr_int_get_handler): Use GET_H_FR.
1401 (frvbf_h_fr_int_set_handler): Use SET_H_FR.
1402 (frvbf_h_cpr_double_get_handler): Use GET_H_CPR.
1403 (frvbf_h_cpr_double_set_handler): Use SET_H_CPR.
1404 (frvbf_h_gr_quad_set_handler): Use SET_H_GR.
1405 (frvbf_h_fr_quad_set_handler): Use SET_H_FR.
1406 (frvbf_h_spr_get_handler): Check SPR access. Call renamed functions.
1407 Support shadow registers.
1408 (frvbf_h_spr_set_handler): Check SPR access. Call renamed functions.
1409 Support shadow registers.
1410 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1411 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1412 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1413 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1414 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1415 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1416 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1417 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1418 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1419 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1420 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1421 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1422 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1423 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1424 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1425 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1426 (frvbf_h_psr_esr_set_handler): Update to conform to FRV architecture
1427 version 1.3a.
1428 (spr_ccr_get_handler): Don't reference the hardware directly.
1429 (spr_ccr_set_handler): Don't reference the hardware directly.
1430 (spr_cccr_get_handler): Don't reference the hardware directly.
1431 (spr_cccr_set_handler): Don't reference the hardware directly.
1432 (spr_sr_get_handler): New function.
1433 (spr_sr_set_handler): New function.
1434 (frvbf_switch_supervisor_user_context): Temporarily switch to
1435 supervisor mode.
1436 (frvbf_store_quad_GR): Don't call handler directly.
1437 (frvbf_store_quad_FRint): Don't call handler directly.
1438 (frvbf_store_quad_CPR): Don't call handler directly.
1439 (frvbf_clear_all_accumulators): Removed.
1440 (frvbf_clear_accumulators): New function.
1441 (frvbf_model_fr500_u_media): Expand busy_adjustment to 8 members.
1442 Account for in_ACCGi and out_ACCGk.
1443 * frv-sim.h (RSTR_HARDWARE_RESET): New macro.
1444 (RSTR_SOFTWARE_RESET): New macro.
1445 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1446 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1447 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1448 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1449 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1450 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1451 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1452 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1453 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1454 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1455 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1456 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1457 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1458 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1459 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1460 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1461 (frvbf_clear_all_accumulators): Removed.
1462 (frvbf_clear_accumulators): New function.
1463 (GET_HSR0): Use GET_H_SPR.
1464 (SET_HSR0): Use SET_H_SPR.
1465 (CLEAR_HSR0_ICE): New macro.
1466 (CLEAR_HSR0_DCE): New macro.
1467 (GET_IHSR8): Use GET_H_SPR.
1468 (GET_PSR): New macro.
1469 (SET_PSR_ET): New macro.
1470 (GET_PSR_PS): New macro.
1471 (SET_PSR_S): New macro.
1472 (GET_ESFR): Changed to reference entire register.
1473 (SET_ESFR): Changed to reference entire register.
1474 (GET_ESFR_FLAG): New macro.
1475 (SET_ESFR_FLAG): New macro.
1476 (NECR_ELOS): Removed.
1477 (NECR_NEN): Removed.
1478 (NECR_VALID): Removed.
1479 (GET_NECR): New macro.
1480 (GET_NECR_ELOS): New macro.
1481 (GET_NECR_NEN): New macro.
1482 (GET_NECR_VALID): New macro.
1483 (NESR_RANGE): Removed.
1484 (GET_NESR): Use GET_H_SPR.
1485 (GET_NE_FLAGS): Use GET_H_SPR.
1486 * cache.h (CACHE_INITIALIZED): New macro.
1487 * Makefile.in (SIM_OBJS): Add registers.o.
1488 (SIM_EXTRA_DEPS): Add registers.h.
1489 (registers.o): New target.
1490 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1491
14922000-02-17 Dave Brolley <brolley@redhat.com>
1493
1494 * interrupts.c (frv_interrupt_table): Update priority order and handler
1495 offsets to conform to the architecture version 1.3a.
1496 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1497 to the architecture version 1.3a.
1498
14992000-02-17 Dave Brolley <brolley@redhat.com>
1500
1501 * interrupts.c (frv_interrupt_table): Update priority order and handler
1502 offsets to conform to the latest specifications.
1503 (frv_queue_interrupt): Correct comment. Identical interrupts can be
1504 queued. New variable 'iclass' used to test for external interrupts.
1505 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1506 to the latest specifications.
1507
15082000-01-20 Dave Brolley <brolley@redhat.com>
1509
1510 * sim-if.c (sim_open): Move frv-specific initialization to
1511 frv_initialize in reset.c.
1512 * interrupts.c (check_reset): Use RSTR_ADDRESS. Check and reset RSTR
1513 status bits for hardware vs software reset.
1514 * reset.c: New file.
1515 * frv-sim.h (frv_initialize): New function.
1516 (frv_power_on_reset): New function.
1517 (frv_hardware_reset): New function.
1518 (frv_software_reset): New function.
1519 (RSTR_ADDRESS): New macro.
1520 (RSTR_INITIAL_VALUE): New macro.
1521 (GET_RSTR_HR): New macro.
1522 (GET_RSTR_SR): New macro.
1523 (SET_RSTR_H): New macro.
1524 (SET_RSTR_S): New macro.
1525 (CLEAR_RSTR_P): New macro.
1526 (CLEAR_RSTR_H): New macro.
1527 (CLEAR_RSTR_S): New macro.
1528 (CLEAR_RSTR_HR): New macro.
1529 (CLEAR_RSTR_SR): New macro.
1530
15312000-01-03 Dave Brolley <brolley@cygnus.com>
1532
1533 * mloop.in (execute): Only call modeling function if the pointer is not
1534 NULL.
1535 * frv.c (frvbf_model_insn_after): Only access FR500_MODEL_DATA for
1536 fr500.
1537
15382000-01-03 Dave Brolley <brolley@cygnus.com>
1539
1540 * options.c (OPTION_FRV_MEMORY_LATENCY): New enumerator.
1541 (frv_options): Add --memory-latency.
1542 (frv_option_handler): Handle FRV_OPTION_MEMORY_LATENCY.
1543 * mloop.in (@cpu@_simulate_insn_prefetch): Use cache memory_latency.
1544 * frv.c (SET_ACC_USE_IS_MEDIA_P1): operate on d->curr_acc_p1
1545 (SET_ACC_USE_NOT_MEDIA_P1): operate on d->curr_acc_p1
1546 (SET_ACC_USE_IS_MEDIA_P2): operate on d->curr_acc_p1
1547 (SET_ACC_USE_NOT_MEDIA_P2): operate on d->curr_acc_p1
1548 (update_latencies): Only clear usage flags if the register has no
1549 target latency.
1550 (frvbf_model_insn_before): Update cur_acc_p1 and cur_acc_p2. Use | (or)
1551 not |= (or assgnment).
1552 (frvbf_model_insn_after): Print post processing wait for all insns.
1553 Update prev_acc_p1 and prev_acc_p2.
1554 (frvbf_model_fr500_u_gr_load_store): Use cache memory_latency.
1555 (frvbf_model_fr500_u_fr_load_store): Use cache memory_latency.
1556 (frvbf_model_fr500_u_swap): Use cache memory_latency.
1557 (frvbf_model_fr500_u_media): Use busy_adjustment[4] for out_ACC40Sk.
1558 (frvbf_model_fr500_u_media): Use busy_adjustment[5] for out_ACC40Uk.
1559 (frvbf_model_fr500_u_media_quad_arith): New function.
1560 (frvbf_model_fr500_u_media_dual_mul): New function.
1561 (frvbf_model_fr500_u_media_quad_mul): New function.
1562 (frvbf_model_fr500_u_media_quad_complex): New function.
1563 (frvbf_model_fr500_u_media_dual_expand): New function.
1564 (frvbf_model_fr500_u_media_dual_unpack): New function.
1565 (frvbf_model_fr500_u_media_dual_btoh): New function.
1566 (frvbf_model_fr500_u_media_dual_htob): New function.
1567 (frvbf_model_fr500_u_media_dual_btohe): New function.
1568 (frv_ref_SI): New function.
1569 * cache.h (FRV_CACHE): Add memory_latency field.
1570 * cache.c (frv_cache_init): Initialize memory_latency.
1571 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1572
15731999-12-17 Dave Brolley <brolley@cygnus.com>
1574
1575 * sim-if.c (sim_open): Initialize insn prefetch and reset register.
1576 * options.c (OPTIONS_FRV_PROFILE_CACHE): New enumeration.
1577 (OPTIONS_FRV_PROFILE_PARALLEL): New enumeration.
1578 (OPTIONS_FRV_TIMER): New enumeration.
1579 (frv_options): Add --profile-cache, --profile-parallel, --timer.
1580 (frv_option_handler): Override common implementation of -p. Handle
1581 --profile-cache, --profile-parallel, --timer.
1582 * mloop.in (execute): Call profiling functions if the timer interrupt
1583 is enabled.
1584 (@cpu@_simulate_insn_prefetch): New function.
1585 (main loop): Call @cpu@_simulate_insn_prefetch.
1586 * interrupts.c (frv_queue_interrupt): Don't queue two external
1587 interrupts of the same priority.
1588 (frv_queue_external_interrupt): New function.
1589 (frv_external_interrupt): New function.
1590 (handle_interrupt): Handle external interrupts.
1591 (check_reset): New function.
1592 (frv_process_interrupts): Call check_reset.
1593 * frv.c: Include "bfd.h"
1594 (frvbf_h_psr_get_handler): Set the PIL field.
1595 (frvbf_h_psr_set_handler): Get the PIL field.
1596 (DUAL_REG): New macro.
1597 (DUAL_DOUBLE): New macro.
1598 (SET_USE_IS_FPOP): New macro.
1599 (SET_USE_NOT_FPOP): New macro.
1600 (USE_IS_FPOP): New macro.
1601 (SET_USE_IS_MEDIA): New macro.
1602 (SET_USE_NOT_MEDIA): New macro.
1603 (USE_IS_MEDIA_P1): New macro.
1604 (SET_USE_IS_MEDIA_P1): New macro.
1605 (SET_USE_NOT_MEDIA_P1): New macro.
1606 (SET_USE_IS_MEDIA_P2): New macro.
1607 (SET_USE_NOT_MEDIA_P2): New macro.
1608 (USE_IS_MEDIA_P2): New macro.
1609 (SET_ACC_USE_IS_MEDIA_P1): New macro.
1610 (SET_ACC_USE_NOT_MEDIA_P1): New macro.
1611 (ACC_USE_IS_MEDIA_P1): New macro.
1612 (SET_ACC_USE_IS_MEDIA_P2): New macro.
1613 (SET_ACC_USE_NOT_MEDIA_P2): New macro.
1614 (ACC_USE_IS_MEDIA_P2): New macro.
1615 (RESOURCE_IDIV): New macro.
1616 (RESOURCE_FDIV): New macro.
1617 (RESOURCE_SQRT): New macro.
1618 (fr_busy_adjust): New array.
1619 (acc_busy_adjust): New array.
1620 (apply_latency_adjustments): New function.
1621 (update_latencies): New function.
1622 (handle_wait_cycles): New function.
1623 (handle_resource_wait): New function.
1624 (update_target_latencies): New function.
1625 (frvbf_model_insn_before): Add resource latency to cycle counts.
1626 (frvbf_model_insn_after): Add resource latency to cycle counts.
1627 (update_GR_latency): New function.
1628 (update_GRdouble_latency): New function.
1629 (update_FR_latency): New function.
1630 (update_FRdouble_latency): New function.
1631 (decrease_ACC_busy): New function.
1632 (decrease_FR_busy): New function.
1633 (increase_FR_busy): New function.
1634 (update_ACC_latency): New function.
1635 (update_CCR_latency): New function.
1636 (update_idiv_resource_latency): New function.
1637 (update_fdiv_resource_latency): New function.
1638 (update_fsqrt_resource_latency): New function.
1639 (vliw_wait_for_GR): New function.
1640 (vliw_wait_for_GRdouble): New function.
1641 (vliw_wait_for_FR): New function.
1642 (vliw_wait_for_FRdouble): New function.
1643 (vliw_wait_for_CCR): New function.
1644 (vliw_wait_for_ACC): New function.
1645 (vliw_wait_for_idiv_resource): New function.
1646 (vliw_wait_for_fdiv_resource): New function.
1647 (vliw_wait_for_fsqrt_resource): New function.
1648 (enforce_full_fr_latency): New function.
1649 (frvbf_model_fr500_u_exec): New function.
1650 (frvbf_model_fr500_u_integer): New function.
1651 (frvbf_model_fr500_u_imul): New function.
1652 (frvbf_model_fr500_u_idiv): New function.
1653 (frvbf_model_fr500_u_branch): New function.
1654 (frvbf_model_fr500_u_set_hilo): New function.
1655 (frvbf_model_fr500_u_gr_load_store): New function.
1656 (frvbf_model_fr500_u_fr_load_store): New function.
1657 (frvbf_model_fr500_u_swap): New function.
1658 (frvbf_model_fr500_u_fr2fr): New function.
1659 (frvbf_model_fr500_u_fr2gr): New function.
1660 (frvbf_model_fr500_u_spr2gr): New function.
1661 (frvbf_model_fr500_u_gr2fr): New function.
1662 (frvbf_model_fr500_u_gr2spr): New function.
1663 (post_wait_for_FR): New function.
1664 (post_wait_for_FRdouble): New function.
1665 (post_wait_for_ACC): New function.
1666 (post_wait_for_CCR): New function.
1667 (post_wait_for_fdiv): New function.
1668 (post_wait_for_fsqrt): New function.
1669 (adjust_float_register_busy): New function.
1670 (adjust_double_register_busy): New function.
1671 (restore_float_register_busy): New function.
1672 (restore_double_register_busy): New function.
1673 (frvbf_model_fr500_u_float_arith): New function.
1674 (frvbf_model_fr500_u_float_dual_arith): New function.
1675 (frvbf_model_fr500_u_float_div): New function.
1676 (frvbf_model_fr500_u_float_sqrt): New function.
1677 (frvbf_model_fr500_u_float_compare): New function.
1678 (frvbf_model_fr500_u_float_dual_compare): New function.
1679 (frvbf_model_fr500_u_float_convert): New function.
1680 (frvbf_model_fr500_u_media): New function.
1681 (frvbf_model_fr500_u_barrier): New function.
1682 (frvbf_model_fr500_u_membar): New function.
1683 * frv-sim.h (LEUINT): New macro.
1684 (GET_HSR0_SA): New macro.
1685 (struct frv_interrupt_timer): New struct.
1686 (struct frv_interrupt_state): Add timer fiield.
1687 (frv_queue_external_interrupt): New function.
1688 (frv_external_interrupt): New function.
1689 (frv_profile_info): New function.
1690 (PROFILE_CACHE_IDX): New enumerator.
1691 (PROFILE_PARALLEL_IDX): New enumerator.
1692 (PROFILE_cache): New macro.
1693 (PROFILE_parallel): New macro.
1694 (WITH_PROFILE_CACHE_P): New macro.
1695 (WITH_PROFILE_PARALLEL_P): New macro.
1696 * cache.h (FRV_CACHE): Add last_was_hit field.
1697 * cache.c (get_tag): Use new last_was_hit field.
1698 (frv_cache_read): Ditto.
1699 (frv_cache_write): Ditto.
1700 * arch.h,cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1701
17021999-12-13 Dave Brolley <brolley@cygnus.com>
1703
1704 * frv.c (frvbf_h_spr_set_handler): Handle accumulator guards.
1705 (frvbf_clear_all_accumulators): Pass frvbf_h_acc40S_set to
1706 sim_queue_fn_di_write.
1707 (frvbf_media_cut_ss): New function.
1708 * frv-sim.h (frvbf_media_cut_ss): New function.
1709 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1710
17111999-12-13 Dave Brolley <brolley@cygnus.com>
1712
1713 * pipeline.c (check_insn_major_constraints): F-4, F-8 and M-8 have
1714 no constraints.
1715 * interrupts.c (frv_queue_illegal_instruction_interrupt): Use
1716 FRV_IS_FLOAT_INSN and FRV_IS_MEDIA_INSN.
1717 (frv_detect_insn_access_interrupts): Use FRV_IS_FLOAT_INSN and
1718 FRV_IS_MEDIA_INSN.
1719 * frv.c (frvbf_model_simple_u_exec): New function.
1720 * frv-sim.h (FRV_IS_FLOAT_INSN): Range includes F-8.
1721 (FRV_IS_MEDIA_INSN): Range includes M-8.
1722
1723 * Makefile.in (stamp-cpu): add 'simple' to the list of machines.
1724 * arch.c,arch.h,cpu.h,cpuall.h,decode.c,decode.h,model.c,sem.c:
1725 Regenerate.
1726
17271999-12-10 Dave Brolley <brolley@cygnus.com>
1728
1729 * traps.c (check_registers_available): New function.
1730 (clear_ne_flags): Generate register_exception if register(s) not
1731 available.
1732 (frvbf_commit): Generate register_exception if register(s) not
1733 available.
1734 * interrupts.c (frv_program_or_software_interrupt): No need to copy
1735 GR4-GR7 to SR0-SR4.
1736 * frv.c (frvbf_h_psr_set_handler): Special handling for PSR.S and
1737 PSR.ESR.
1738 (frvbf_h_psr_s_set_handler): New function.
1739 (frvbf_h_psr_esr_set_handler): New function.
1740 (frvbf_switch_supervisor_user_context): New function.
1741 (frvbf_scan_result): Reflect latest ISA.
1742 * frv-sim.h (frvbf_h_psr_s_set_handler): New function.
1743 (frvbf_h_psr_esr_set_handler): New function.
1744 (frvbf_switch_supervisor_user_context): New function.
1745 (GET_HSR0_FRN): New Macro.
1746 (GET_HSR0_GRN): New Macro.
1747 (GET_HSR0_FRHE): New Macro.
1748 (GET_HSR0_FRLE): New Macro.
1749 (GET_HSR0_GRHE): New Macro.
1750 (GET_HSR0_GRLE): New Macro.
1751 (frv_ec): New value for FRV_EC_COMMIT_EXCEPTION.
1752 (GET_ESFR): New bit ordering.
1753 (SET_ESFR): New bit ordering.
1754 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1755
17561999-12-10 Michael Meissner <meissner@cygnus.com>
1757
1758 * Makefile.in (sim-if.o): Add eng.h dependency.
1759
17601999-12-09 Dave Brolley <brolley@cygnus.com>
1761
1762 * mloop.in (execute): Pass sc->first_insn_p to @cpu@_model_insn_before.
1763 Pass sc->last_insn_p to @cpu@_model_insn_before.
1764 (main loop): Compute sc->first_insn_p.
1765 * frv.c (frvbf_model_insn_before): Set state variables.
1766 (frvbf_model_insn_after): Count basic cycles. Set state variables.
1767 (frvbf_model_fr500_u_integer): Remove.
1768 * arch.h,cpu.h,decode.h,model.c: Regenerate.
1769
17701999-12-07 Dave Brolley <brolley@cygnus.com>
1771
1772 * sim-main.h (cache.h): Include it.
1773 (insn_cache): New member.
1774 (data_cache): New member.
1775 (CPU_INSN_CACHE): New macro.
1776 (CPU_DATA_CACHE): New macro.
1777 * sim-if.c (WANT_CPU): New macro.
1778 (WANT_CPU_FRVBF): New macro.
1779 (sim_open): Call sim_add_option_table. Call frv_cache_init for the
1780 data and insn caches for each cpu.
1781 (sim_close): Call frv_cache_term for the insn and data caches of each
1782 cpu.
1783 * mloop.in (extract): Read insn from the cache.
1784 (main loop): Access the insn cache in order to maintain stats.
1785 * memory.c (data_non_cache_access): New function.
1786 (insn_non_cache_access): New function.
1787 (frvbf_read_mem_QI): Attempt to read from the cache first.
1788 (frvbf_read_mem_UQI): Ditto.
1789 (frvbf_read_mem_HI): Ditto.
1790 (frvbf_read_mem_UHI): Ditto.
1791 (frvbf_read_mem_SI): Ditto.
1792 (frvbf_read_mem_DI): Ditto.
1793 (frvbf_read_mem_DF): Ditto.
1794 (frvbf_read_imem_USI): New function.
1795 (frvbf_write_mem_QI): Write through the cache is it is enabled.
1796 (frvbf_write_mem_UQI): Ditto.
1797 (frvbf_write_mem_HI): Ditto.
1798 (frvbf_write_mem_UHI): Ditto.
1799 (frvbf_write_mem_SI): Ditto.
1800 (frvbf_write_mem_DI): Ditto.
1801 (frvbf_write_mem_DF): Ditto.
1802 (frvbf_mem_set_QI): New function.
1803 (frvbf_mem_set_HI): New function.
1804 (frvbf_mem_set_SI): New function.
1805 (frvbf_mem_set_DI): New function.
1806 (frvbf_mem_set_DF): New function.
1807 (frvbf_mem_set_XI): New function.
1808 * interrupts.c (frv_save_data_written_for_interrupts): Handle
1809 CGEN_FN_MEM_QI_WRITE,
1810 CGEN_FN_MEM_HI_WRITE, CGEN_FN_MEM_SI_WRITE, CGEN_FN_MEM_DI_WRITE,
1811 CGEN_FN_MEM_DF_WRITE, CGEN_FN_MEM_XI_WRITE.
1812 * frv.c (frvbf_load_quad_GR): Call frvbf_read_mem_SI.
1813 Call sim_queue_fn_mem_xi_write.
1814 (frvbf_load_quad_FRint): Call frvbf_read_mem_SI.
1815 Call sim_queue_fn_mem_xi_write.
1816 (frvbf_load_quad_CPR): Call frvbf_read_mem_SI.
1817 Call sim_queue_fn_mem_xi_write.
1818 (frvbf_insn_cache_preload): New function.
1819 (frvbf_data_cache_preload): New function.
1820 (frvbf_insn_cache_unlock): New function.
1821 (frvbf_data_cache_unlock): New function.
1822 (frvbf_insn_cache_invalidate): New function.
1823 (frvbf_data_cache_invalidate): New function.
1824 (frvbf_data_cache_flush): New function.
1825 * frv-sim.h (sim-options.h): Include it.
1826 (GET_HSR0): New macro.
1827 (SET_HSR0): New macro.
1828 (GET_HSR0_ICE): New macro.
1829 (SET_HSR0_ICE): New macro.
1830 (GET_HSR0_DCE): New macro.
1831 (SET_HSR0_DCE): New macro.
1832 (GET_HSR0_CBM): New macro.
1833 (GET_HSR0_RME): New macro.
1834 (GET_IHSR8): New macro.
1835 (GET_IHSR8_NBC): New macro.
1836 (frvbf_insn_cache_preload): New function.
1837 (frvbf_data_cache_preload): New function.
1838 (frvbf_insn_cache_unlock): New function.
1839 (frvbf_data_cache_unlock): New function.
1840 (frvbf_insn_cache_invalidate): New function.
1841 (frvbf_data_cache_invalidate): New function.
1842 (frvbf_data_cache_flush): New function.
1843 (insn_non_cache_access): New function.
1844 (frvbf_read_imem_USI): New function.
1845 (frvbf_mem_set_QI): New function.
1846 (frvbf_mem_set_HI): New function.
1847 (frvbf_mem_set_SI): New function.
1848 (frvbf_mem_set_DI): New function.
1849 (frvbf_mem_set_DF): New function.
1850 (frvbf_mem_set_XI): New function.
1851 (frv_options): FRV specific command line options.
1852 * Makefile.in (SIM_OBJS): Add options.o and cache.o.
1853 (SIM_EXTRA_DEPS): Add $(sim-options_h).
1854 (cache.o): New target.
1855 (options.o): New target.
1856 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1857 * cache.h: New file.
1858 * cache.c: New file.
1859 * options.c: New file.
1860
18611999-11-29 Dave Brolley <brolley@cygnus.com>
1862
1863 * traps.c (frvbf_check_non_excepting_load): Use new NE_FLAG macros.
1864 (frvbf_check_non_excepting_divide): Ditto.
1865 (clear_ne_flags): Ditto
1866 (frvbf_commit): Ditto.
1867 * pipeline.c (frv_pipeline_add_insn): Clear the NE index for all insns.
1868 * mloop.in (_parallel_write_init): Clear NE flags here.
1869 * interrupts.c (frv_queue_fp_exception_interrupt): Set NE flags here
1870 for non excepting insns. Also check for masked interrupts here.
1871 (frv_process_interrupts): Write NE flags here.
1872 (set_fp_exception_registers): No longer check for masked interrupts
1873 here.
1874 (check_for_compound_interrupt): No need to worry about masked
1875 interrupts.
1876 * frv-sim.h (frv_interrupt_state): Add f_ne_flags member.
1877 (GET_NE_FLAGS): New macro.
1878 (SET_NE_FLAGS): New macro.
1879 (GET_NE_FLAG): Operate on accumulated argument.
1880 (SET_NE_FLAG): Operate on accumulated argument.
1881 (CLEAR_NE_FLAG): Operate on accumulated argument.
1882 * Makefile.in (FRVBF_INCLUDE_DEPS): Add $(SIM_EXTRA_DEPS)
1883 (frv.o): Correct dependencies.
1884 (traps.o): Ditto.
1885 (pipeline.o): Ditto.
1886 (interrupts.o): Ditto.
1887 (memory.o): Ditto.
1888 * sem.c: Regenerate.
1889
18901999-11-26 Dave Brolley <brolley@cygnus.com>
1891
1892 * traps.c (frvbf_fpu_error): Only call frv_queue_fp_exception if
1893 there is an exception indicated in the mask.
1894 * pipeline.c (frv_pipeline_add_insn): Clear ne_index in the interrupt
1895 state when adding a floating point insn to the pipeline.
1896 * interrupts.c (set_fp_exception_registers): Set NE flag for
1897 non-excepting insns.
1898 * frv-sim.h (frvbf_h_fr_double_get_handler): Mode of data is DF.
1899 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1900 (frvbf_h_fr_int_get_handler): New function.
1901 (frvbf_h_fr_int_set_handler): New function.
1902 (frvbf_set_ne_index): New function.
1903 (NE_NOFLAG): New macro.
1904 (frv_interrupt_state): Add ne_index member.
1905 * frv.c (frvbf_h_fr_double_get_handler): Mode of data is DF.
1906 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1907 (frvbf_h_fr_int_get_handler): New function.
1908 (frvbf_h_fr_int_set_handler): New function.
1909 (frvbf_set_ne_index): New function.
1910 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1911
19121999-11-24 Dave Brolley <brolley@cygnus.com>
1913
1914 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1915
19161999-11-23 Dave Brolley <brolley@cygnus.com>
1917
1918 * frv-sim.h (frvbf_media_cut): New function.
1919 * frv.c (frvbf_media_cut): New function.
1920 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1921
19221999-11-22 Dave Brolley <brolley@cygnus.com>
1923
1924 * frv-sim.h (frvbf_clear_all_accumulators): New function.
1925 * frv.c.h (frvbf_clear_all_accumulators): New function.
1926 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1927
19281999-11-18 Dave Brolley <brolley@cygnus.com>
1929
1930 * pipeline.c (frv_pipeline_add_insn): Only clear MSR0 and FSR0 fields
1931 if this is the first insn of its class in the pipeline.
1932 * frv-sim.h (frvbf_media_register_not_aligned): New function.
1933 * traps.c (frvbf_media_register_not_aligned): New function.
1934 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1935
19361999-11-17 Dave Brolley <brolley@cygnus.com>
1937
1938 * pipeline.c (frv_pipeline_add_insn): Clear MSRx.SIE fields.
1939 * frv-sim.h (OR_MSR_SIE): New macro.
1940 (CLEAR_MSR_SIE): New macro.
1941 (frvbf_media_overflow): Now takes sie argument.
1942 (frv_set_mp_exception_registers): Now takes sie argument.
1943 * interrupts.c (frv_set_mp_exception_registers): Now takes sie argument.
1944 Set MSRx.SIE field.
1945 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1946
19471999-11-15 Dave Brolley <brolley@cygnus.com>
1948
1949 * traps.c (frv_mtrap): New function.
1950 (frvbf_media_cr_not_aligned): New function.
1951 (frvbf_media_acc_not_aligned): New function.
1952 (frvbf_media_overflow): New function.
1953 * pipeline.c (frv_pipeline_add_insn): Clear MSR fields.
1954 * interrupts.c: Call frv_set_mp_exception_registers.
1955 (frv_set_mp_exception_registers): New function.
1956 * frv-sim.h (frv_msr_mtt): New enumeration.
1957 (GET_MSR): New macro.
1958 (SET_MSR): New macro.
1959 (GET_MSR_AOVF): New macro.
1960 (SET_MSR_AOVF): New macro.
1961 (GET_MSR_OVF): New macro.
1962 (SET_MSR_OVF): New macro.
1963 (CLEAR_MSR_OVF): New macro.
1964 (GET_MSR_MTT): New macro.
1965 (SET_MSR_MTT): New macro.
1966 (frv_set_mp_exception_registers): New function.
1967 (frv_mtrap): New function.
1968 (FRV_IS_MEDIA_INSN): New macro.
1969 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1970
19711999-11-10 Dave Brolley <brolley@cygnus.com>
1972
1973 * sim-main.h (_sim_cpu): Add debug_state member.
1974 * mloop.in (_parallel_write_queued): Clear data_written.length.
1975 * interrupts.c (frv_interrupt_table): Offset of BREAK_EXCEPTION
1976 handler is 0xff.
1977 (frv_queue_break_interrupt): New function.
1978 (frv_break_interrupt): New function.
1979 (handle_interrupt): Handle break_interrupt.
1980 (frv_non_operating_interrupt): Now takes interrupt_kind.
1981 * frv-sim.h (frv_queue_break_interrupt): New function.
1982 (frv_break_interrupt): New function.
1983 (frv_break): New function.
1984 (frv_non_operating_interrupt): Now takes interrupt_kind.
1985 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1986
19871999-11-09 Dave Brolley <brolley@cygnus.com>
1988
1989 * pipeline.c (frv_pipeline_add_insn): Clear FSR0.FTT when adding
1990 a floating point insn.
1991 * traps.c (frvbf_fpu_error): Map fpu status to frv interrupts.
1992 * interrupts.c (frv_queue_illegal_instruction_interrupt): Call
1993 frv_queue_fp_exception_interrupt.
1994 (frv_queue_fp_exception_interrupt): New function.
1995 (next_available_fq): New function.
1996 (set_fp_exception_registers): New function.
1997 (set_exception_status_registers): Now returns 1 if interrupt not masked.
1998 (check_for_compound_interrupt): Now returns NULL if interrupt masked.
1999 (frv_program_interrupt): Don't process interrupt if it is masked.
2000 * frv.c (frvbf_h_fr_double_get_handler): Call
2001 frv_queue_fp_exception_interrupt.
2002 (frvbf_h_fr_double_set_handler): Call frv_queue_fp_exception_interrupt.
2003 (frvbf_h_fr_quad_set_handler): Call frv_queue_fp_exception_interrupt.
2004 (frvbf_store_quad_FRint): Call frv_queue_fp_exception_interrupt.
2005 * frv-sim.h: Get/set hardware directly in GET/SET macros.
2006 (frv_fp_exception_info): New struct type.
2007 (frv_interrupt_queue_element): Add fp_info member.
2008 (frv_fsr_traps): New enumeration.
2009 (frv_fsr_ftt): New enumeration.
2010 (frv_sie): New enumeration.
2011 (frv_miv): New enumeration.
2012 (GET_FSR): New macro.
2013 (SET_FSR): New macro.
2014 (GET_FSR_TEM): New macro.
2015 (SET_FSR_QNE): New macro.
2016 (SET_FSR_FTT): New macro.
2017 (GET_FSR_AEXC): New macro.
2018 (SET_FSR_AEXC): New macro.
2019 (GET_FQ): New macro.
2020 (SET_FQ): New macro.
2021 (SET_FQ_OPC): New macro.
2022 (SET_FQ_MIV): New macro.
2023 (SET_FQ_SIE): New macro.
2024 (SET_FQ_FTT): New macro.
2025 (SET_FQ_CEXC): New macro.
2026 (GET_FQ_VALID): New macro.
2027 (SET_FQ_VALID): New macro.
2028 (frv_queue_fp_exception_interrupt): New function.
2029 (FRV_IS_FLOAT_INSN): New macro.
2030
20311999-11-04 Dave Brolley <brolley@cygnus.com>
2032
2033 * traps.c (frvbf_fpu_error): No floating point errors need to be
2034 detected.
2035 * interrupts.c (clear_exception_status_registers): Clear 'valid' fields
2036 of the ESR registers too.
2037 (set_exception_status_registers): Don't set EAR for any precise
2038 interrupts. Register index should be 1 for insns in PIPE_I1. Clear
2039 ESR.EAV and ESR.EDV if not setting them. Set ESR.VALID.
2040 (non_operating_interrupt): No need for return code.
2041 (frv_program_or_software_interrupt): Process interrupt regardless
2042 of operating mode. If PSR.ET was not set at the start of processing,
2043 then stop the simulation with a message.
2044 (frv_save_data_written_for_interrupts): Handle CGEN_FN_XI_WRITE and
2045 CGEN_MEM_XI_WRITE.
2046 * frv.c (frvbf_h_gr_quad_set_handler): New function.
2047 (frvbf_h_fr_quad_set_handler): New function.
2048 (frvbf_h_cpr_quad_set_handler): New function.
2049 (frvbf_load_quad_GR): Renamed from frvbf_load_multiple_GR. Use new
2050 sim_queue_fn_xi_write.
2051 (frvbf_load_quad_FRint): Renamed from frvbf_load_multiple_GR. Use new
2052 sim_queue_fn_xi_write.
2053 (frvbf_load_quad_CPR): Renamed from frvbf_load_multiple_GR. Use new
2054 sim_queue_fn_xi_write.
2055 (frvbf_store_quad_GR): Renamed from frvbf_store_multiple_GR. Use new
2056 sim_queue_mem_xi_write.
2057 (frvbf_store_quad_FRint): Renamed from frvbf_store_multiple_GR. Use new
2058 sim_queue_mem_xi_write.
2059 (frvbf_store_quad_CPR): Renamed from frvbf_store_multiple_GR. Use new
2060 sim_queue_mem_xi_write.
2061 * frv-sim.h (frvbf_h_gr_quad_set_handler): New function.
2062 (frvbf_h_fr_quad_set_handler): New function.
2063 (frvbf_h_cpr_quad_set_handler): New function.
2064 (SET_ESR_VALID): New macro.
2065 (CLEAR_ESR_VALID): New macro.
2066 (CLEAR_ESR_EAV): New macro.
2067 (CLEAR_ESR_EDV): New macro.
2068 * sem.c: Regenerate.
2069
20701999-11-02 Dave Brolley <brolley@cygnus.com>
2071
2072 * traps.c (frv_core_signal): Call
2073 frv_queue_mem_address_not_aligned_interrupt.
2074 * mloop.in (_parallel_write_queued): Call
2075 frv_save_data_written_for_interrupts.
2076 * frv.c (frvbf_h_gr_double_get_handler): Call
2077 frv_queue_register_exception_interrupt.
2078 (frvbf_h_cpr_double_get_handler): Call
2079 frv_queue_register_exception_interrupt.
2080 (frvbf_h_cpr_double_set_handler): Call
2081 frv_queue_register_exception_interrupt.
2082 (frvbf_load_multiple_GR): Call
2083 frv_queue_register_exception_interrupt.
2084 (frvbf_store_multiple_GR): Call
2085 frv_queue_register_exception_interrupt.
2086 (frvbf_load_multiple_CPR): Call
2087 frv_queue_register_exception_interrupt.
2088 (frvbf_store_multiple_CPR): Call
2089 frv_queue_register_exception_interrupt.
2090 (frvbf_h_tbr_get_handler): Fix TBR.TBA mask.
2091 * interrupts.c (frv_queue_software_interrupt): Now returns interrupt
2092 queue element.
2093 (frv_queue_program_interrupt): Now returns interrupt queue element.
2094 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
2095 element.
2096 (frv_queue_interrupt): Now returns interrupt queue element.
2097 (frv_queue_register_exception_interrupt): New function.
2098 (frv_queue_mem_address_not_aligned_interrupt): New function.
2099 (frv_save_data_written_for_interrupts): New function.
2100 (next_available_edr): EDR registers available in blocks of 4.
2101 (clear_exception_status_registers): New function.
2102 (set_exception_status_registers): Pass esr to SET_ESR* macros.
2103
2104 * frv-sim.h (struct frv_data_written): New struct type.
2105 (frv_interrupt_queue_element): Add data_written member.
2106 (frv_queue_software_interrupt): Now returns interrupt queue element.
2107 (frv_queue_program_interrupt): Now returns interrupt queue element.
2108 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
2109 element.
2110 (frv_queue_interrupt): Now returns interrupt queue element.
2111 (frv_queue_register_exception_interrupt): New function.
2112 (frv_queue_mem_address_not_aligned_interrupt): New function.
2113 (frv_save_data_written_for_interrupts): New function.
2114
21151999-10-27 Dave Brolley <brolley@cygnus.com>
2116
2117 * interrupts.c (ITABLE_ENTRY): New macro.
2118 (frv_interrupt_table): Add exception codes.
2119 (next_available_esr): New function.
2120 (next_available_edr): New function.
2121 (set_edr_register): New function.
2122 (set_exception_status_registers): New function.
2123 (check_for_compound_interrupt): Record information on all interrupts
2124 found.
2125 (frv_program_interrupt): Always call check_for_compound_interrupt.
2126 * frv.c (frvbf_h_pc_set_handler): Removed.
2127 (frvbf_h_spr_get_handler): Handle LR register.
2128 (frvbf_h_spr_set_handler): Handle LR register.
2129 (frvbf_h_lr_get_handler): New function.
2130 (frvbf_h_lr_set_handler): New function.
2131 * frv-sim.h (frvbf_h_lr_get_handler): New function.
2132 (frvbf_h_lr_set_handler): New function.
2133 (frv_ec): New enumeration.
2134 (frv_interrupt): Add frv_ec field.
2135 (frv_rec): New enumeration.
2136 (frv_daec): New enumeration.
2137 (frv_interrupt_queue_element): Add eaddress, rec, iaec, daec fields.
2138 (SET_ESR_EC): New macro.
2139 (SET_ESR_REC): New macro.
2140 (SET_ESR_IAEC): New macro.
2141 (SET_ESR_DAEC): New macro.
2142 (SET_ESR_EAV): New macro.
2143 (GET_ESR_EDV): New macro.
2144 (SET_ESR_EDV): New macro.
2145 (GET_ESR_EDN): New macro.
2146 (SET_ESR_EDN): New macro.
2147 (GET_ESR): New macro.
2148 (SET_ESR): New macro.
2149 (SET_EPCR): New macro.
2150 (SET_EAR): New macro.
2151 (SET_EDR): New macro.
2152 (GET_ESFR): New macro.
2153 (SET_ESFR): New macro.
2154 * cpu.c,cpu.h,sem.c: Rebuild.
2155
21561999-10-26 Dave Brolley <brolley@cygnus.com>
2157
2158 * traps.c (frvbf_check_non_excepting_load): Only set NESR, NECR, NEEAR
2159 if mach is frv.
2160 (clear_nesr_neear): Only execute if mach is frv.
2161
21621999-10-22 Dave Brolley <brolley@cygnus.com>
2163
2164 * sim-main.h (sim_cpu): Add pipeline.
2165 (CPU_PIPELINE): New macro.
2166 * mloop.in (_parallel_write_queued): Maintain pc in cpu during writes.
2167 (main loop): Maintain pc in cpu.
2168 * frv-sim.h (frv_queue_software_interrupt): New interface.
2169 (frv_queue_program_interrupt): New interface.
2170 (frv_queue_illegal_instruction_interrupt: New interface.
2171 (frv_queue_interrupt): New interface.
2172 (frv_detect_insn_access_interrupts): New interface.
2173 (frv_process_interrupts): New interface.
2174 (frv_program_interrupt): New interface.
2175 (frv_software_interrupt): New interface.
2176 (frv_program_or_software_interrupt): New interface.
2177 (FRV_PIPELINE): Moved from pipline.c.
2178 (frv_pipeline_reset): New interface.
2179 (frv_pipeline_add_insn): New interface.
2180 * interrupts.c (frv_queue_software_interrupt): New interface.
2181 (frv_queue_program_interrupt): New interface.
2182 (frv_queue_illegal_instruction_interrupt: New interface.
2183 (frv_queue_interrupt): New interface.
2184 (frv_detect_insn_access_interrupts): New interface.
2185 (frv_process_interrupts): New interface.
2186 (frv_program_interrupt): New interface.
2187 (frv_software_interrupt): New interface.
2188 (frv_program_or_software_interrupt): New interface.
2189 * frv.c: Use new interfaces.
2190 * pipeline.c: Use new interfaces.
2191 * traps.c: Use new interfaces.
2192 * memory.c: Use new interfaces.
2193 (frv_address_forbidden): No longer static.
2194
21951999-10-19 Dave Brolley <brolley@cygnus.com>
2196
2197 * traps.c (frvbf_check_non_excepting_load): Set NESR.DAEC, NESR.REC and
2198 NESR.EC.
2199 * mloop.in (_parallel_write_queued): Handle CGEN_FN_PC_WRITE.
2200 * frv.c (frvbf_h_pc_set_handler): New function.
2201 * interrupts.c (frv_detect_data_interrupt): Removed.
2202 (address_forbidden): Removed.
2203 * frv-sim.h (frv_detect_data_interrupt): Removed.
2204 (NESR_MEM_ADDRESS_NOT_ALIGNED): New macro.
2205 (NESR_REGISTER_NOT_ALIGNED): New macro.
2206 (NESR_UQI_SIZE): New macro.
2207 (NESR_QI_SIZE): New macro.
2208 (NESR_UHI_SIZE): New macro.
2209 (NESR_HI_SIZE): New macro.
2210 (NESR_SI_SIZE): New macro.
2211 (NESR_DI_SIZE): New macro.
2212 (NESR_XI_SIZE): New macro.
2213 (GET_NESR_DAEC): New macro.
2214 (SET_NESR_DAEC): New macro.
2215 (GET_NESR_REC): New macro.
2216 (SET_NESR_REC): New macro.
2217 (GET_NESR_EC): New macro.
2218 (SET_NESR_EC): New macro.
2219 (frvbf_read_mem_QI): New function.
2220 (frvbf_read_mem_UQI): New function.
2221 (frvbf_read_mem_HI): New function.
2222 (frvbf_read_mem_UHI): New function.
2223 (frvbf_read_mem_SI): New function.
2224 (frvbf_read_mem_WI): New function.
2225 (frvbf_read_mem_DI): New function.
2226 (frvbf_read_mem_DF): New function.
2227 (frvbf_write_mem_QI): New function.
2228 (frvbf_write_mem_UQI): New function.
2229 (frvbf_write_mem_HI): New function.
2230 (frvbf_write_mem_UHI): New function.
2231 (frvbf_write_mem_SI): New function.
2232 (frvbf_write_mem_WI): New function.
2233 (frvbf_write_mem_DI): New function.
2234 (frvbf_write_mem_DF): New function.
2235 * Makefile.in (SIM_OBJS): Add memory.o.
2236 * cpu.c,cpu.h,sem.c: Rebuild.
2237
22381999-10-18 Dave Brolley <brolley@cygnus.com>
2239
2240 * sim-if.c (sim_open): Use a real fpu error function.
2241 * pipeline.c (frv_pipeline_add_insn): Don't add invalid insns.
2242 * mloop.in (_parallel_write_queued): Clear queue after writing.
2243 * interrupts.c (check_for_compound_interrupt): New function.
2244 (non_operating_interrupt): New function.
2245 * frv-sim.h (frvbf_h_gr_double_get_handler): New function.
2246 (frvbf_h_gr_double_set_handler): New function.
2247 (frvbf_h_fr_double_get_handler): New function.
2248 (frvbf_h_fr_double_set_handler): New function.
2249 (frvbf_h_cpr_double_get_handler): New function.
2250 (frvbf_h_cpr_double_set_handler): New function.
2251 (frv_interrupt_queue_element): New struct type.
2252 (frv_queue_program_interrupt): Now takes pc.
2253 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2254 (frv_queue_interrupt): Now takes pc.
2255 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2256 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2257 (frvbf_division_exception): New function.
2258 (frvbf_fpu_error): New function.
2259 (frvbf_load_multiple_GR): New function.
2260 (frvbf_load_multiple_FR): New function.
2261 (frvbf_load_multiple_CPR): New function.
2262 * frv.c (frvbf_h_gr_double_get_handler): New function.
2263 (frvbf_h_gr_double_set_handler): New function.
2264 (frvbf_h_fr_double_get_handler): New function.
2265 (frvbf_h_fr_double_set_handler): New function.
2266 (frvbf_h_cpr_double_get_handler): New function.
2267 (frvbf_h_cpr_double_set_handler): New function.
2268 (frv_interrupt_queue_element): New struct type.
2269 (frv_queue_program_interrupt): Now takes pc.
2270 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2271 (frv_queue_interrupt): Now takes pc.
2272 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2273 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2274 (frvbf_fpu_error): New function.
2275 (frvbf_load_multiple_GR): New function.
2276 (frvbf_load_multiple_FR): New function.
2277 (frvbf_load_multiple_CPR): New function.
2278 * traps.c (frvbf_division_exception): New function.
2279 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2280
22811999-10-12 Dave Brolley <brolley@cygnus.com>
2282
2283 * mloop.in (new_vpc): New variable.
2284 (main loop): Call frv_detect_insn_access_interrupts. Call
2285 frv_detect_data_interrupts.
2286 * interrupts.c (access_queued_to): New function.
2287 (frv_detect_data_interrupts): New function.
2288 (frv_detect_insn_access_interrupts): New function.
2289 (frv_program_or_software_interrupt): Set PSR.S.
2290 * frv-sim.h (frv_detect_data_interrupts): New function.
2291 (frv_detect_insn_interrupts): New function.
2292
22931999-10-07 Dave Brolley <brolley@cygnus.com>
2294
2295 * frv-sim.h (frvbf_h_gr_hi_get_handler): New function.
2296 (frvbf_h_gr_hi_set_handler): New function.
2297 (frvbf_h_gr_lo_get_handler): New function.
2298 (frvbf_h_gr_lo.set_handler): New function.
2299 * frv.c (frvbf_h_gr_hi_get_handler): New function.
2300 (frvbf_h_gr_hi_set_handler): New function.
2301 (frvbf_h_gr_lo_get_handler): New function.
2302 (frvbf_h_gr_lo.set_handler): New function.
2303 (frvbf_model_fr500_u_integer): New function.
2304 * arch.h,cpu.h,cpu.c,decode.h,decode.c,model.c,sem.c: Rebuild.
2305
23061999-10-04 Dave Brolley <brolley@cygnus.com>
2307
2308 * traps.c: Use sim_engine_abort.
2309 * pipeline.c (frv_pipeline): Add field for insn major.
2310 (add_next_to_pipe): Return address of matching pipeline.
2311 (find_major_in_pipeline): New function.
2312 (check_insn_major_constraints: New function.
2313 (frv_pipeline_add_insn): Add checks for insn major constraints.
2314 * interrupts.c (frv_process_interrupts): Use sim_engine_abort.
2315 * frv.c (frvbf_h_spr_get_handler): No need to abort.
2316
2317Thu Sep 30 18:10:25 1999 Dave Brolley <brolley@cygnus.com>
2318
2319 * pipeline.c: New file.
2320 * mloop.in (main loop): Call frv_pipeline_reset.
2321 Call frv_pipeline_add_insn.
2322 * frv-sim.h (frv_pipeline_reset): New function.
2323 (frv_pipeline_add_insn): New function.
2324 * Makefile.in (SIM_OBJS): Add pipeline.o
2325
23261999-09-29 Doug Evans <devans@casey.cygnus.com>
2327
2328 * sem.c: Rebuild.
2329 * traps.c (sim_engine_invalid_insn): New arg `vpc'. Change type of
2330 result to SEM_PC. Return vpc.
2331
2332Wed Sep 29 16:01:52 1999 Dave Brolley <brolley@cygnus.com>
2333
2334 * interrupts.c (frv_interrupt_table): DATA_STORE_ERROR is imprecise.
2335 (frv_queue_interrupt): Don't detect identical interrupts here.
2336
2337Wed Sep 29 14:49:52 1999 Dave Brolley <brolley@cygnus.com>
2338
2339 * interrupts.c: New file.
2340 * traps.c (sim_engine_invalid_insn): Return PC of next insn.
2341 (frv_software_interrupt): Moved to interrupts.c.
2342 (frv_itrap): New interface. Call frv_queue_software_interrupt.
2343 * mloop.in (@cpu@_parallel_write_init): set previous_vliw_pc.
2344 (@cpu@_perform_writeback): New function.
2345 (main loop): Call frv_process_interrupts.
2346 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2347 (frv_itrap): New interface.
2348 (frv_interrupt_class): New enumeration.
2349 (frv_interrupt_kind): New enumeration.
2350 (struct frv_interrupt): New struct type.
2351 (frv_interrupt_table): New table of interrupt information.
2352 (FRV_INTERRUPT_QUEUE_SIZE): New macro.
2353 (struct frv_interrupt_state): New struct type.
2354 (frv_interrupt_state): New global variable.
2355 (previous_vliw_pc): New global variable.
2356 (frv_queue_software_interrupt): New function.
2357 (frv_queue_program_interrupt): New function.
2358 (frv_queue_interrupt): New function.
2359 (frv_process_interrupts): New function.
2360 (frv_program_interrupt): New function.
2361 (frv_software_interrupt): New function.
2362 (frv_program_or_software_interrupt): New function.
2363 (frv_clear_interrupt_classes): New function.
2364 * frv.c (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2365 * Makefile.in (SIM_OBJS): Add interrupts.o
2366 * sem.c: Rebuild.
2367
23681999-09-25 Doug Evans <devans@casey.cygnus.com>
2369
2370 * cpu.h,cpuall.h,decode.c,sem.c: Rebuild.
2371
2372Tue Sep 21 17:16:47 1999 Dave Brolley <brolley@cygnus.com>
2373
2374 * mloop.in (main loop): Determine last insn from scache entry.
2375 * cpu.h: Rebuild.
2376 * cpuall.h: Rebuild.
2377
2378Tue Sep 14 14:21:31 1999 Dave Brolley <brolley@cygnus.com>
2379
2380 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): New flag.
2381 (NECR_ELOS): Define as unshifted value.
2382 (NECR_NEN): Define as unshifted value.
2383 (NECR_VALID): Define as unshifted value.
2384 (SET_NESR): Rewite to use post-write queue.
2385 (SET_NESR_VALID): Rewite to operate on argument.
2386 (SET_NESR_EAV): Rewite to operate on argument.
2387 (SET_NESR_FR): Rewite to operate on argument.
2388 (CLEAR_NESR_FR): Rewite to operate on argument.
2389 (SET_NESR_DRN): Rewite to operate on argument.
2390 (SET_NESR_SIZE): Rewite to operate on argument.
2391 (SET_NESR_NEAN): Rewite to operate on argument.
2392 (SET_NEEAR): Rewite to use post-write queue.
2393 (SET_NE_FLAG): Rewite to use post-write queue.
2394 (CLEAR_NE_FLAG): Rewite to use post-write queue.
2395 * traps.c (frv_software_interrupt): Rewite to use post-write queue.
2396 (frv_rett): Rewite to use post-write queue.
2397 (next_available_nesr): Rewrite to use new macro interfaces.
2398 (next_valid_nesr): Ditto.
2399 (frvbf_check_non_excepting_load): Ditto.
2400 (frvbf_check_recovering_store): Ditto.
2401 (clear_nesr_neear): Ditto.
2402 (clear_ne_flags): Ditto.
2403 * mloop.in (main loop): Update PCSR with address of next VLIW insn
2404 when flag is set.
2405 * frv.c (frvbf_h_spr_get_handler): Shift register fields here now.
2406 (frvbf_store_multiple_GR): Rewite to use post-write queue.
2407 (frvbf_store_multiple_FRint): Rewite to use post-write queue.
2408 (frvbf_store_multiple_CPR): Rewite to use post-write queue.
2409 * Makefile.in (frv.o): Depend on cgen-par.h.
2410
2411Fri Sep 10 17:03:15 1999 Dave Brolley <brolley@cygnus.com>
2412
2413 * frv-sim.h (frvbf_set_write_next_vliw_addr_to_LR): New function.
2414 (frvbf_write_next_vliw_addr_to_LR): New flag.
2415 * frv.c (frvbf_set_write_next_vliw_addr_to_LR): New function.
2416 * mloop.in: Only take the first branch in a VLIW insn. Set LR to the
2417 address of the next VLIW insn if flag is set.
2418 * cpu.h,decode.c,sem.c: Rebuild.
2419
2420Tue Sep 7 13:44:23 1999 Dave Brolley <brolley@cygnus.com>
2421
2422 * mloop.in: Limit parallel insns to MAX_PARALLEL_INSNS.
2423 * sem.c: Rebuild.
2424
24251999-09-02 Doug Evans <devans@casey.cygnus.com>
2426
2427 * configure: Regenerated to track ../common/aclocal.m4 changes.
2428
24291999-09-01 Doug Evans <devans@casey.cygnus.com>
2430
2431 * decode.c: Rebuild.
2432
2433Mon Aug 30 17:54:57 1999 Dave Brolley <brolley@cygnus.com>
2434
2435 * traps.c (frv_rett): New function.
2436 * frv.c (frvbf_h_spr_get_handler): Handle bpsr.
2437 (frvbf_h_spr_set_handler): Handle bpsr.
2438 (frvbf_h_bpsr_get_handler): New function.
2439 (frvbf_h_bpsr_set_handler): New function.
2440 * frv-sim.h (frv_rett): New function.
2441 (frvbf_h_bpsr_get_handler): New function.
2442 (frvbf_h_bpsr_set_handler): New function.
2443 * mloop.in: Read actual packing bit.
2444 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2445
2446Tue Aug 31 16:04:37 1999 Dave Brolley <brolley@cygnus.com>
2447
2448 * traps.c (WANT_CPU): New macro.
2449 (WANT_CPU_FRVBF): New macro.
2450 (frvbf_check_recovering_store): Use registers for source and queue
2451 writes.
2452 * mloop.in: New main loop for parallel support.
2453 (@cpu@_parallel_write_init): New function.
2454 (@cpu@_parallel_write_queued): New function.
2455 * frv-sim.h (set_icc_for_shift_left): New interface.
2456 (set_icc_for_shift_right): New interface.
2457 (frvbf_check_recovering_store): New interface.
2458 * frv.c (set_icc_for_shift_left): Pass and return icc value.
2459 (set_icc_for_shift_right): Pass and return icc value.
2460 (frvbf_check_recovering_store): New interface.
2461 * Makefile.in (FRV_OBJS): Add cgen-par.o.
2462 (stamp-mloop): Add cgen parallel options.
2463 (stamp-arch): Remove with-profile option.
2464 (stamp-cpu): Add cgen parallel options.
2465 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2466
24671999-08-28 Doug Evans <devans@casey.cygnus.com>
2468
2469 * cpu.h,decode.c,sem.c: Rebuild.
2470
2471Wed Aug 25 12:25:04 1999 Dave Brolley <brolley@cygnus.com>
2472
2473 * arch.h,cpu.h,decode.h,model.c,sem.c: Rebuild.
2474
2475Thu Aug 19 17:59:00 1999 Dave Brolley <brolley@cygnus.com>
2476
2477 * configure.in: fr500 now the default model.
2478 * configure: Regenerate.
2479 * frv.c: Change frv-1 to frv-gen.
2480 (frvbf_model_fr500_u_exec): New function.
2481 * Makefile.in (stamp-cpu): Use 'mach=frv,fr500' to build decoder.
2482 * mloop.in: Fix typos in comments.
2483 * arch.c,arch.h,cpu.h,cpuall.h,decode.h,model.c,sem.c: Rebuild.
2484
24851999-08-17 Dave Brolley <brolley@cygnus.com>
2486
2487 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2488
24891999-08-09 Doug Evans <devans@casey.cygnus.com>
2490
2491 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2492
24931999-08-04 Doug Evans <devans@casey.cygnus.com>
2494
2495 * cpu.h,cpuall.h,decode.c,model.c,sem.c: Rebuild.
2496
2497Fri Jul 16 14:50:15 1999 Dave Brolley <brolley@cygnus.com>
2498
2499 * frv.c (frvbf_fetch_register): Use GDB register number macros.
2500 (frvbf_store_register): Use GDB register number macros.
2501 (frvbf_cut): New function.
2502 * frv-sim.h (GR_REGNUM_MAX): New macro.
2503 (FR_REGNUM_MAX): New macro.
2504 (PC_REGNUM): New macro.
2505 (LR_REGNUM): New macro.
2506 (frvbf_cut): New function.
2507 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2508
25091999-07-15 Stan Shebs <shebs@andros.cygnus.com>
2510
2511 * frv.c (frvbf_fetch_register): Add ability to get LR register,
2512 add default for unhandled registers.
2513 (frvbf_store_register): Add ability to set LR register.
2514
25151999-07-14 Stan Shebs <shebs@andros.cygnus.com>
2516
2517 * frv.c (frvbf_fetch_register, frvbf_store_register): Fill in.
2518 (decode_gdb_dr_regnum): Remove, not used.
2519
25201999-07-13 Michael Meissner <meissner@cygnus.com>
2521
2522 * Makefile.in (SIM_EXTRA_FLAGS): Incorporate @sim_trapdump@.
2523
2524 * configure.in (--enable-sim-trapdump): New switch to make unknown
2525 traps dump the register contents, instead of doing the trap thing.
2526 * configure: Regenerate.
2527
2528 * frv-sim.h (TRAP_BREAKPOINT): Define as 81, so it can be used.
2529 (TRAP_REGDUMP{1,2}): Define to provide register dumping support
2530 temporarily.
2531
2532 * traps.h (toplevel): Include bfd.h, libiberity.h.
2533 (frv_itrap): Add support for --enable-sim-trapdump and traps 2,3
2534 dumping the registers.
2535
2536Thu Jul 8 10:57:39 1999 Dave Brolley <brolley@cygnus.com>
2537
2538 * Makefile.in (SIM_EXTRA_LIBS): Removed. libm no longer needed.
2539
2540Wed Jul 7 17:01:12 1999 Dave Brolley <brolley@cygnus.com>
2541
2542 * cpu.c,cpu.h,decode.c,model.c,sem.c: Rebuild.
2543
2544Tue Jul 6 16:12:18 1999 Dave Brolley <brolley@cygnus.com>
2545
2546 * frv.c (frvbf_square_root_SF): Removed.
2547 (frvbf_square_root_DF): Removed.
2548 (frvbf_h_fr_double_get_handler): Removed.
2549 (frvbf_h_fr_double_set_handler): Removed.
2550 (frvbf_h_fr_int_get_handler): Removed.
2551 (frvbf_h_fr_int_set_handler): Removed.
2552 * frv-sim.h (frvbf_square_root_SF): Removed.
2553 (frvbf_square_root_DF): Removed.
2554 (frvbf_h_fr_double_get_handler): Removed.
2555 (frvbf_h_fr_double_set_handler): Removed.
2556 (frvbf_h_fr_int_get_handler): Removed.
2557 (frvbf_h_fr_int_set_handler): Removed.
2558 * decode.c,decode.h,model.c,sem.c: Rebuild.
2559
25601999-07-05 Doug Evans <devans@casey.cygnus.com>
2561
2562 * Makefile.in (SIM_OBJS): Add cgen-fpu.o, cgen-accfp.o.
2563 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2564 * sim-if.c (sim_open): Initialize fpu.
2565 * frv-sim.h (SETMEMSF,SETMEMDF): Delete.
2566 * frv.c (frvbf_store_multiple_FRint): Replace frvbf_h_fr_int_get
2567 with frvbf_h_fr_get.
2568
2569Wed Jun 30 15:56:56 1999 Dave Brolley <brolley@cygnus.com>
2570
2571 * frv-sim.h (NESR_RANGE): New macro.
2572 (NO_NESR): New macro.
2573 (GET_NESR_VALID): New macro.
2574 (next_ne_index): Removed.
2575 * traps.c (next_available_nesr): New function.
2576 (next_valid_nesr): New function.
2577 (frvbf_check_non_excepting_load): Use next_available_nesr.
2578 (frvbf_check_recovering_store): Use next_available_nesr and
2579 next_valid_nesr.
2580 (clear_nesr_neear): Use next_available_nesr and next_valid_nesr.
2581 (frvbf_check_recovering_store): Only consider one matching register.
2582 * sem.c: Rebuild.
2583
2584Tue Jun 29 16:54:32 1999 Dave Brolley <brolley@cygnus.com>
2585
2586 * frv.c (frvbf_square_root_SF): New function.
2587 (frvbf_square_root_DF): New function.
2588 (frvbf_h_fr_double_get_handler): New function.
2589 (frvbf_h_fr_double_set_handler): New function.
2590 * frv-sim.h (frvbf_square_root_SF): New function.
2591 (frvbf_square_root_DF): New function.
2592 (frvbf_h_fr_double_get_handler): New function.
2593 (frvbf_h_fr_double_set_handler): New function.
2594 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c: Rebuild.
2595
25961999-06-28 Dave Brolley <brolley@cygnus.com>
2597
2598 * decode.c,decode.h,model.c,sem.c: Regenerate.
2599
2600Thu Jun 24 17:26:32 1999 Dave Brolley <brolley@cygnus.com>
2601
2602 * Makefile.in (SIM_EXTRA_LIBS): Add -lm.
2603 * frv-sim.h (frvbf_h_fr_int_get_handler): New function.
2604 (frvbf_h_fr_int_set_handler): New function.
2605 (frvbf_store_multiple_FRint): New function.
2606 (frvbf_square_root_SF): New function.
2607 * frv.c (frvbf_h_fr_int_get_handler): New function.
2608 (frvbf_h_fr_int_set_handler): New function.
2609 (frvbf_store_multiple_FRint): New function.
2610 (frvbf_square_root_SF): New function.
2611 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2612
26131999-06-23 Doug Evans <devans@casey.cygnus.com>
2614
2615 * Makefile.in (stamp-mloop): Delete -fast -pbb -switch args
2616 to genmloop.sh. Pass -scache instead.
2617 (mloop.o): Delete sem-switch.c dependency.
2618 (sem-switch.c): Delete rule.
2619 (stamp-cpu): Don't build sem-switch.c.
2620 * sem-switch.c: Delete.
2621 * mloop.in (xfull-exec-*): Fix call to execute.
2622 * tconfig.in (WITH_SCACHE_PBB): Define as 0.
2623
2624 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2625
2626Tue Jun 22 16:23:57 1999 Dave Brolley <brolley@cygnus.com>
2627
2628 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2629
2630Mon Jun 21 17:34:10 1999 Dave Brolley <brolley@cygnus.com>
2631
2632 * mloop.in (execute): Force gr0 to zero before each insn.
2633 * cpu.h,cpu.c,decode.c,sem.c,sem-switch.c: Regenerate.
2634
26351999-06-18 Doug Evans <devans@casey.cygnus.com>
2636
2637 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2638
2639Fri Jun 18 17:49:23 1999 Dave Brolley <brolley@cygnus.com>
2640
2641 * frv.c (frvbf_h_gr_get_handler): New function.
2642 (frvbf_h_gr_set_handler): New function:
2643 (frvbf_store-multiple_GR): New function:
2644 (frvbf_store-multiple_FR): New function:
2645 (frvbf_store-multiple_CPR): New function:
2646 * frv-sim.h (frvbf_h_gr_get_handler): New function.
2647 (frvbf_h_gr_set_handler): New function:
2648 (frvbf_store-multiple_GR): New function:
2649 (frvbf_store-multiple_FR): New function:
2650 (frvbf_store-multiple_CPR): New function:
2651 * traps.c (frv_itrap): Implement proper syscalls interface.
2652 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2653
2654Fri Jun 18 14:36:23 1999 Dave Brolley <brolley@cygnus.com>
2655
2656 * traps.c (frvbf_check_non_excepting_divide): New function.
2657 (frvbf_check_recovering_store): New function.
2658 (clear_nesr_neear): New function.
2659 (clear_ne_flags): New function.
2660 (frvbf_commit): New function.
2661
2662 * frv-sim.h (frvbf_check_non_excepting_divide): New function.
2663 (frvbf_check_recovering_store): New function.
2664 (clear_nesr_neear): New function.
2665 (clear_ne_flags): New function.
2666 (frvbf_commit): New function.
2667 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2668
26691999-06-16 Dave Brolley <brolley@cygnus.com>
2670
2671 * frv.c (frvbf_h_spr_get_handler): Handle SPR_NECR.
2672 (frvbf_h_spr_set_handler): Handle SPR_NECR.
2673 * traps.c (next_ne_index): New variable.
2674 (frvbf_check_non_excepting_load): New function.
2675 * frv-sim.h (NECR_ELOS): New macro.
2676 (NECR_NEN): New macro.
2677 (NECR_VALID): New macro.
2678 (SET_NESR_VALID): New macro.
2679 (SET_NESR_EAV): New macro.
2680 (SET_NESR_FR): New macro.
2681 (CLEAR_NESR_FR): New macro.
2682 (SET_NESR_DRN): New macro.
2683 (SET_NESR_SIZE): New macro.
2684 (SET_NESR_NEAN): New macro.
2685 (SET_NEEAR): New macro.
2686 (GET_NE_FLAG): New macro.
2687 (SET_NE_FLAG): New macro.
2688 (CLEAR_NE_FLAG): New macro.
2689 (frvbf_check_non_excepting_load): New function:
2690 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2691
2692Wed Jun 9 18:12:49 1999 Dave Brolley <brolley@cygnus.com>
2693
2694 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2695
2696Tue Jun 8 18:13:51 1999 Dave Brolley <brolley@cygnus.com>
2697
2698 * frv.c (cr_logic): Correct andcr, nandcr, andncr and nandncr.
2699 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2700
2701Mon Jun 7 17:09:15 1999 Dave Brolley <brolley@cygnus.com>
2702
2703 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2704
27051999-06-07 Dave Brolley <brolley@cygnus.com>
2706
2707 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2708
2709Thu Jun 3 17:33:31 1999 Dave Brolley <brolley@cygnus.com>
2710
2711 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2712
2713Wed Jun 2 17:50:21 1999 Dave Brolley <brolley@cygnus.com>
2714
2715 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2716
2717Tue Jun 1 17:58:53 1999 Dave Brolley <brolley@cygnus.com>
2718
2719 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2720
2721Mon May 31 17:57:25 1999 Dave Brolley <brolley@cygnus.com>
2722
2723 * traps.c (frv_software_interrupt): Pass current_cpu to
2724 frvbf_h_psr_esr_get.
2725 (frv_software_interrupt): Calculate the new PC based on TBR.
2726 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2727
27281999-05-31 Dave Brolley <brolley@cygnus.com>
2729
2730 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2731
2732Thu May 27 17:42:00 1999 Dave Brolley <brolley@cygnus.com>
2733
2734 * frv-sim.h (frvbf_h_cccr_get_handler): New function.
2735 (frvbf_h_cccr_set_handler): New function.
2736 (frvbf_scan_result): New function.
2737 (frvbf_cr_logic): New function.
2738 * frv.c (frvbf_h_cccr_get_handler): New function.
2739 (frvbf_h_cccr_set_handler): New function.
2740 (frvbf_scan_result): New function.
2741 (frvbf_cr_logic): New function.
2742 (cr_ops,cr_result,cr_logic): New table.
2743 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2744
27451999-05-25 Dave Brolley <brolley@cygnus.com>
2746
2747 * frv.c (frvbf_h_spr_get_handler): Add support for TBR and PSR.
2748 (frvbf_h_spr_set_handler): Add support for TBR and PSR.
2749 (frv_psr_get_handler): New function.
2750 (frv_psr_set_handler): New function.
2751 (frv_tbr_get_handler): New function.
2752 (frv_tbr_set_handler): New function.
2753 (frvbf_h_ccr_get_handler): Add support for fCC.
2754 (frvbf_h_ccr_set_handler): Add support for fCC.
2755 * frv-sim.h (frv_psr_get_handler): New function.
2756 (frv_psr_set_handler): New function.
2757 (frv_tbr_get_handler): New function.
2758 (frv_tbr_set_handler): New function.
2759 * traps.c (frv_software_interrupt): Implement.
2760 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2761
2762Thu May 20 16:39:27 1999 Dave Brolley <brolley@cygnus.com>
2763
2764 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2765
27661999-05-18 Dave Brolley <brolley@cygnus.com>
2767
2768 * frv.c: (frvbf_set_icc_for_shift_left): New function.
2769 (frvbf_set_icc_for_shift_right): New function.
2770 * frv-sim.h (frvbf_set_icc_for_shift_left): New function.
2771 (frvbf_set_icc_for_shift_right): New function.
2772 (SETMEMSF): New Macro.
2773 (SETMEMDF): New Macro.
2774 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2775
2776Thu May 13 17:14:49 1999 Dave Brolley <brolley@cygnus.com>
2777
2778 * frv.c (frvbf_h_ccr_get_handler): New function.
2779 (frvbf_h_ccr_set_handler): New function.
2780 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2781
2782Tue May 11 16:13:15 1999 Dave Brolley <brolley@cygnus.com>
2783
2784 * frv-sim.h (frvbf_h_spr_get_handler,frvbf_h_spr_set_handler,
2785 frvbf_h_isr_get_handler, frvbf_h_isr_set_handler): New functions.
2786 * frv.c: Likewise.
2787 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2788
27891999-05-10 Dave Brolley <brolley@cygnus.com>
2790
2791 * cpu.h,cpu.c,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2792
2793Thu May 6 16:48:21 1999 Dave Brolley <brolley@cygnus.com>
2794
2795 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2796 * frv-sim.h (TRAP_SYSCALL): Define as 0x80.
2797
2798Wed May 5 11:52:24 1999 Dave Brolley <brolley@cygnus.com>
2799
2800 * traps.c (frv_software_interrupt): New function.
2801 (frv_itrap): New function.
2802 * frv-sim.h (TRAP_SYSCALL): define as 0.
2803 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2804
2805Mon May 3 13:49:21 1999 Dave Brolley <brolley@cygnus.com>
2806
2807 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2808
2809Thu Apr 29 17:37:06 1999 Dave Brolley <brolley@cygnus.com>
2810
2811 * Directory created.
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