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sim: testsuite: regen configure after rl78 addition
[thirdparty/binutils-gdb.git] / sim / frv / ChangeLog
CommitLineData
db2e4d67
MF		 12011-12-03 Mike Frysinger <vapier@gentoo.org>
2
3 * aclocal.m4: New file.
4 * configure: Regenerate.
5
9c082ca8
MF		 62011-10-17 Mike Frysinger <vapier@gentoo.org>
7
8 * configure.ac: Change include to common/acinclude.m4.
9
6ffe910a
MF		 102011-10-17 Mike Frysinger <vapier@gentoo.org>
11
12 * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
13 call. Replace common.m4 include with SIM_AC_COMMON.
14 * configure: Regenerate.
15
2419798b
MF		 162011-07-05 Mike Frysinger <vapier@gentoo.org>
17
18 * sim-if.c (sim_do_command): Delete.
19
f9bdfd29
MF		 202010-04-21 Mike Frysinger <vapier@gentoo.org>
21
22 * profile.c (sim_profile_print_bar): Add cpu argument.
23
fb0cc53e
MF		 242010-03-30 Mike Frysinger <vapier@gentoo.org>
25
26 * devices.c (device_error): Add const to message.
27
c5351010
DE		 282010-02-12 Doug Evans <dje@sebabeach.org>
29
30 * decode.c, * decode.h: Regenerate.
31
2310652a
DE		 322010-02-11 Doug Evans <dje@sebabeach.org>
33
34 * cpu.h, * decode.c, * model.c, * sem.c: Regenerate.
35
d2c7a1a6
DE		 362010-01-24 Doug Evans <dje@sebabeach.org>
37
38 * sem.c: Regenerate.
39
3725885a
RW		 402010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
41
42 * configure: Regenerate.
43
0f51e9bf
DE		 442010-01-02 Doug Evans <dje@sebabeach.org>
45
46 * arch.c, * arch.h, * cpu.c, * cpu.h, * cpuall.h, * decode.c,
47 * decode.h, * model.c, * sem.c: Regenerate, update copyright year.
48
197fa1aa
DE		 492009-11-22 Doug Evans <dje@sebabeach.org>
50
51 * cpu.h: Regenerate.
52 * cpuall.h: Regenerate.
53 * decode.c: Regenerate.
54 * decode.h: Regenerate.
55
b29791a8
DE		 562009-11-03 Doug Evans <dje@sebabeach.org>
57
58 * arch.c: Regenerate.
59 * arch.h: Regenerate.
60 * cpu.c: Regenerate.
61 * cpu.h: Regenerate.
62 * cpuall.h: Regenerate.
63 * decode.c: Regenerate.
64 * decode.h: Regenerate.
65 * model.c: Regenerate.
66 * sem.c: Regenerate.
67
d6416cdc
RW		 682009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
69
81ecdfbb
RW		 70 * config.in: Regenerate.
71 * configure: Likewise.
72
d6416cdc
RW		 73 * configure: Regenerate.
74
7b1a2840
HPN		 752009-01-07 Hans-Peter Nilsson <hp@axis.com>
76
77 * sem.c: Regenerate.
78
bce3bbcb
HPN		 792008-12-23 Hans-Peter Nilsson <hp@axis.com>
80
81 * arch.c, arch.h, cpu.c, cpu.h, cpuall.h, decode.c, decode.h,
82 model.c, sem.c: Regenerate.
83
b5bd9624
HPN		 842008-07-11 Hans-Peter Nilsson <hp@axis.com>
85
86 * configure: Regenerate to track ../common/common.m4 changes.
87 * config.in: Ditto.
88
6efef468
JM		 892008-06-06 Vladimir Prus <vladimir@codesourcery.com>
90 Daniel Jacobowitz <dan@codesourcery.com>
91 Joseph Myers <joseph@codesourcery.com>
92
93 * configure: Regenerate.
94
b1bfc053
HPN		 952006-12-21 Hans-Peter Nilsson <hp@axis.com>
96
97 * config.in: Regenerate.
98
e85e3205
RE		 992006-06-13 Richard Earnshaw <rearnsha@arm.com>
100
101 * configure: Regenerated.
102
2f0122dc
DJ		 1032006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
104
105 * configure: Regenerated.
106
20e95c23
DJ		 1072006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
108
109 * configure: Regenerated.
110
79e59fe6
DB		 1112005-10-28 Dave Brolley <brolley@redhat.com>
112
113 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
114
115 Contribute the following changes:
116 2003-09-29 Dave Brolley <brolley@redhat.com>
117
118 * frv-sim.h: Use CGEN_ATTR_VALUE_ENUM_TYPE in place of
119 CGEN_ATTR_VALUE_TYPE.
120 * mloop.in: Ditto.
121 * pipeline.c: Ditto.
122 * traps.c: Ditto.
123
2b193c4a
MK		 1242005-03-23 Mark Kettenis <kettenis@gnu.org>
125
126 * configure: Regenerate.
127
35695fd6
AC		 1282005-01-14 Andrew Cagney <cagney@gnu.org>
129
130 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
131 explicit call to AC_CONFIG_HEADER.
132 * configure: Regenerate.
133
f0569246
AC		 1342005-01-12 Andrew Cagney <cagney@gnu.org>
135
136 * configure.ac: Update to use ../common/common.m4.
137 * configure: Re-generate.
138
38f48d72
AC		 1392005-01-11 Andrew Cagney <cagney@localhost.localdomain>
140
141 * configure: Regenerated to track ../common/aclocal.m4 changes.
142
b7026657
AC		 1432005-01-07 Andrew Cagney <cagney@gnu.org>
144
145 * configure.ac: Rename configure.in, require autoconf 2.59.
146 * configure: Re-generate.
147
379832de
HPN		 1482004-12-08 Hans-Peter Nilsson <hp@axis.com>
149
150 * configure: Regenerate for ../common/aclocal.m4 update.
151
45aa12b4
RS		 1522004-08-27 Richard Sandiford <rsandifo@redhat.com>
153
154 * cpu.[ch], arch.[ch], decode.[ch]: Regenerated.
155 * cpuall.h, model.c, sem.c: Regenerated.
156
676a64f4
RS		 1572004-03-01 Richard Sandiford <rsandifo@redhat.com>
158
159 * Makefile.in (SIM_OBJS): Add profile-fr450.o.
160 (profile-fr450.o): New dependency.
161 (stamp-cpu): Add fr450 to the list of machs.
162 * sim-frv.h (SPR_IS_ACC): New macro.
163 (H_SPR_ACC4, H_SPR_ACC63, H_SPR_ACCG4, H_SPR_ACCG63): Delete.
164 * cache.c (frv_cache_init, non_cache_access): Handle bfd_mach_fr450.
165 * frv.c (check_register_alignment, check_fr_register_alignment)
166 (check_memory_alignment, do_media_average): Likewise.
167 (frvbf_clear_accumulators): Likewise. Use a mask of valid registers
168 rather than a consecutive range.
169 * interrupts.c (frv_queue_illegal_instruction_interrupt)
170 (frv_queue_non_implemented_instruction_interrupt): Handle
171 bfd_mach_fr450.
172 * memory.c (check_data_read_address, check_readwrite_address)
173 (check_insn_read_address, check_write_address): Likewise.
174 * mloop.in (@cpu@_simulate_insn_prefetch): Likewise.
175 * profile.c (reset_gr_flags, reset_fr_flags, reset_acc_flags)
176 (frvbf_model_insn_before, frvbf_model_insn_after): Likewise.
177 * profile-fr450.c: New file.
178 * registers.c (fr450_spr): New array.
179 (frv_register_control_init): Check its size. Use it for fr450.
180 (frv_check_register_access): Handle bfd_mach_fr450.
181 (frv_check_spr_read_access): Likewise. Generalize accumulator check.
182 * traps.c (frv_core_signal, frvbf_media_cr_not_aligned): Likewise.
183 (frvbf_media_acc_not_aligned): Likewise.
184 (frvbf_media_register_not_aligned): Likewise.
185 * arch.c: Regenerate.
186 * arch.h: Regenerate.
187 * cpu.h: Regenerate.
188 * cpuall.h: Regenerate.
189 * decode.h: Regenerate.
190 * model.c: Regenerate.
191
c7a48b9a
RS		 1922004-03-01 Richard Sandiford <rsandifo@redhat.com>
193
194 * cache.c (frv_cache_init): Change fr400 cache statistics to match
195 the fr405.
196 (non_cache_access): Add missing breaks.
197 * interrupts.c (set_exception_status_registers): Always set EAR15
198 for data_access_errors.
199 * memory.c (fr400_check_write_address): Remove redundant alignment
200 check.
201 * model.c: Regenerate.
202
8b73069f
RS		 2032004-03-01 Richard Sandiford <rsandifo@redhat.com>
204
205 * frv.c (frvbf_iacc_cut): Rework, taking rounding into account.
206
8ae0baa2
RS		 2072004-03-01 Richard Sandiford <rsandifo@redhat.com>
208
209 * decode.c, decode.h, model.c, sem.c: Regenerate.
210
d74c4203
KB		 2112003-11-24 Kevin Buettner <kevinb@redhat.com>
212
213 * frv-sim.h (GR_REGNUM_MAX, FR_REGNUM_MAX, PC_REGNUM, SPR_REGNUM_MIN)
214 (SPR_REGNUM_MAX): Delete.
215 * frv.c (gdb/sim-frv.h): Include.
216 (frvbf_fetch_register, frvbf_store_register): Use register number
217 constants from gdb/sim-frv.h. Check availability of general
218 purpose and float registers.
219
0b01870b
DB		 2202003-11-03 Dave Brolley <brolley@redhat.com>
221
222 * cache.c (address_interference): Check for higher priority requests
223 in the same pipeline.
224
9a29f3ca
DB		 2252003-10-31 Dave Brolley <brolley@redhat.com>
226
162cec1b 227 * frv-sim.h (LR_REGNUM): Removed.
073926e5 228 (SPR_REGNUM_MIN,SPR_REGNUM_MAX): New macros.
9a29f3ca 229 * frv.c (frvbf_fetch_register): Fetch SPR registers based on
073926e5 230 SPR_REGNUM_MIN and SPR_REGNUM_MAX. Check whether SPRs are implemented.
9a29f3ca
DB		 231 Return 0 for an unimplemented register. Return the length of the data
232 for an implemented register.
233 (frvbf_store_register): Ditto.
234
fc0a2244
AC		 2352003-10-30 Andrew Cagney <cagney@redhat.com>
236
237 * traps.c: Replace "struct symbol_cache_entry" with "struct
238 bfd_symbol".
239
29a79ca0
DB		 2402003-10-10 Dave Brolley <brolley@redhat.com>
241
242 * cpu.h, sem.c: Regenerate.
243
e930b1f5
DB		 2442003-10-06 Dave Brolley <brolley@redhat.com>
245
246 * profile-fr550.[ch]: New files.
247 * configure.in: Move frv handling to alphabetically correct placement.
248 * Makefile.in: Add fr550 support.
249 * frv-sim.h,frv.c,interrups.c,memory.c,mloop.in,pipeline.c,
250 profile.[ch],registers.c,traps.c: Add fr550 support.
251 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
252 Regenerate.
253
22f367a7
DB		 2542003-09-25 Dave Brolley <brolley@redhat.com>
255
256 * reset.c (frv_initialize): Call frv_register_control_init first.
257
1c453cd6
DB		 2582003-09-24 Dave Brolley <brolley@redhat.com>
259
260 * profile.h (update_FR_ptime): New prototype.
261 (update_FRdouble_ptime): Ditto.
262 (update_SPR_ptime): Ditto.
263 (increase_ACC_busy): Ditto.
264 (enforce_full_acc_latency): Ditto.
265 (post_wait_for_SPR): Ditto.
266 * profile.c (update_FR_ptime): Moved here from profile-fr500.c.
267 (update_FRdouble_ptime): Ditto.
268 (update_SPR_ptime): New function.
269 (increase_ACC_busy): Ditto.
270 (enforce_full_acc_latency): Ditto.
271 (vliw_wait_for_fdiv_resource): Correct resource name.
272 (vliw_wait_for_fsqrt_resource): Ditto.
273 (post_wait_for_SPR): New function.
274 * profile-fr500.c (frvbf_model_fr500_u_commit): New function.
275 (frvbf_model_fr500_u_gr2fr): Pass out_FRk as output register to
276 adjust_float_register_busy.
277 (frvbf_model_fr500_u_gr_load): Record latency of SPR registers.
278 (frvbf_model_fr500_u_fr_load): Wait for and record latency of SPR
279 registers.
280 (frvbf_model_fr500_u_float_arith): Ditto.
281 (frvbf_model_fr500_u_float_dual_arith): Ditto.
282 (frvbf_model_fr500_u_float_div): Ditto.
283 (frvbf_model_fr500_u_float_sqrt): Ditto.
284 (frvbf_model_fr500_u_float_convert): Ditto.
285 (update_FR_ptime): Moved to profile.c
286 (update_FRdouble_ptime): Moved to profile.c
287 * profile-fr400.c (update_FR_ptime): Removed. Identical to functions
288 for other machines.
289 (update_FRdouble_ptime): Ditto.
290 * arch.h,cpu.h,sem.c,decode.[ch],model.c,sem.c: Regenerated.
291
153431d6
DB		 2922003-09-12 Dave Brolley <brolley@redhat.com>
293
294 * registers.c (frv_check_spr_read_access): Check for access to
295 ACC4-ACC63 and ACCG4-ACCG63.
296 * profile.h (frv-desc.h): #include it.
297 (spr_busy): New member of FRV_PROFILE_STATE.
298 (spr_latency): Ditto.
299 (GNER_FOR_GR): New macro.
300 (FNER_FOR_FR): New maccro.
301 (update_SPR_latency): New function.
302 (vliw_wait_for_SPR): New function.
93938d47 303 * profile.c (update_latencies): Update SPR latencies.
153431d6
DB		 304 (update_target_latencies): Ditto.
305 (update_SPR_latency): New function.
306 (vliw_wait_for_SPR): New function.
307 * profile-fr500.c (frvbf_model_fr500_u_idiv): Record GNER latency.
308 (frvbf_model_fr500_u_trap): Removed unused variable, ps.
309 (frvbf_model_fr500_u_check): Ditto.
310 (frvbf_model_fr500_u_clrgr): New unit modeller for fr500.
311 (frvbf_model_fr500_u_clrfr): Ditto.
312 (frvbf_model_fr500_u_spr2gr): Wait for SPR.
313 (frvbf_model_fr500_u_gr2spr): Ditto.
314 * frv-sim.h (H_SPR_ACC4): New macro.
315 (H_SPR_ACCG4): New macro;
316 (H_SPR_ACC0): Removed.
317 (H_SPR_ACCG0): Removed.
318 * arch.h,model.c,sem[ch],decode.[ch]: Regenerated.
319
ba9c4053
DB		 3202003-09-10 Dave Brolley <brolley@redhat.com>
321
322 * profile.c (slot_names): FM1 was listed twice. Changed first
323 instance to FM0. Added IALL, FMALL and FMLOW.
324 (print_parallel): Don't examine slots with no insns.
325
f9e18f5a
DB		 3262003-09-09 Dave Brolley <brolley@redhat.com>
327
328 * frv.c (do_media_average): Select machine using a switch.
329
d89a78b6
DB		 3302003-09-08 Dave Brolley <brolley@redhat.com>
331
332 On behalf of Doug Evans <dje@sebabeach.org>
333 * Makefile.in (stamp-arch,stamp-cpu): Pass archfile to cgen.
334 Remove copying of .cpu file to cgen/cpu, no longer needed.
335
d03ea14f
DB		 3362003-09-03 Dave Brolley <brolley@redhat.com>
337
338 * cpu.h, model.c, sem.c, decode.h, decode.c: Regenerated.
339
e8d2f504
DB		 3402003-08-29 Dave Brolley <brolley@redhat.com>
341
342 * Makefile.in (stamp-arch): Copy frv.cpu from $(srcdir)../../cpu
343 temporarily when regenerating files.
344 (stamp-cpu): Ditto.
345
b34f6357
DB		 3462003-08-20 Micheal Snyder <msnyder@redhat.com>
347
348 * All generated files: Regenerate.
349
3502001-10-11 Dave Brolley <brolley@redhat.com>
351
352 * cpu.h,decode.c,decode.h,sem.c: Regenerate.
353
3542001-10-09 Dave Brolley <brolley@redhat.com>
355
356 * traps.c (frv_rett): Halt if PSR.S and PSR.ET are both set or both
357 not set.
358 * reset.c (frv_hardware_reset): Invalidate both caches.
359 * registers.c: Update init, reset and read-only masks for all registers
360 on all machines.
361 * profile.h (cur_gr_complex): New field of FRV_PROFILE_STATE
362 (prev_gr_complex): New field of FRV_PROFILE_STATE
363 (set_use_is_gr_complex): New function.
364 (set_use_not_gr_complex): New function.
365 (use_is_gr_complex): New function.
366 (decrease_GR_busy): New function.
367 * profile.c (reset_gr_flags): New function.
368 (reset_cc_flags): New function.
369 (set_use_is_gr_complex): New function.
370 (set_use_not_gr_complex): New function.
371 (use_is_gr_complex): New function.
372 (update_latencies): Reset gr and cc flags when latency reaches 0.
373 (decrease_GR_busy): New function.
374 * profile-fr400.h (fr500_reset_acc_flags): Removed.
375 (fr500_reset_cc_flags): New function.
376 * profile-fr500.c (frvbf_model_fr400_u_*): Reflect latencies from fr500
377 LSI version 1.41.
378 * profile-fr400.h (fr400_reset_gr_flags): New function.
379 (fr400_reset_fr_flags): New function.
380 (fr400_reset_acc_flags): New function.
381 * profile-fr400.c (set_use_not_media_p4): New function.
382 (set_use_not_media_p6): New function.
383 (set_acc_use_not_media_p2): New function.
384 (set_acc_use_not_media_p4): New function.
385 (fr400_reset_gr_flags): New function.
386 (fr400_reset_fr_flags): New function.
387 (fr400_reset_acc_flags): New function.
388 (frvbf_model_fr400_u_*): Reflect latencies from fr400 LSI version 1.1.
389 (frvbf_model_fr400_u_media_hilo): New function.
390 * pipeline.c (frv_vliw_setup_insn): Don't clear MSR0.MTT.
391 * memory.c (fr400_check_data_read_address): Check address range only
392 for double word loads. Don't check alignment here.
393 (fr400_check_readwrite_address): New function.
394 (fr500_check_readwrite_address): New function.
395 (check_readwrite_address): New function.
396 (fr500_check_insn_read_address): Correct address ranges.
397 (frvbf_read_mem_*): Check address range here.
398 (frv_address_forbidden): Removed.
399 (fr400_check_write_address): New function.
400 (check_write_address): New function.
401 (frvbf_write_mem_*): Don't check address range here.
402 (frvbf_mem_set_*): Check address range here.
403 * interrupts.c (frv_queue_data_access_error_interrupt): Now takes an
404 address as second argument.
405 (frv_queue_data_access_exception_interrupt): New function.
406 (frv_queue_illegal_instruction_interrupt): Generate fp_exception for
407 media insns on fr400.
408 (frv_queue_non_implemented_instruction_interrupt): Generate mp_exception
409 for media insns on fr400.
410 (frv_detect_insn_access_interrupts): Don't check for illegal addresses
411 of insns here. Check for MTRAP insn if PSR.EM is not set.
412 (frv_set_mp_exception_registers): Only set MSR0.MTT if it is not already
413 set.
414 (set_exception_status_registers): Do not always set EPCR. Set EAR for
415 data_acess_error only if not fr400.
416 * frv.c (do_media_average): New function.
417 (frvbf_media_average): New function.
418 (frvbf_insn_cache_invalidate): Check for illegal invocation.
419 (frvbf_data_cache_invalidate): Ditto.
420 (frvbf_data_cache_flush): Ditto.
421 * frv-sim.h (GET_FSR_QNE): New macro.
422 (frv_msr_mtt): Remove MTT_SEQUENCE_ERROR.
423 (GET_MSR_SRDAV): New macro.
424 (GET_MSR_RDAV): New macro.
425 (GET_MSR_RD): New macro.
426 (frv_queue_data_access_error_interrupt): Now takes an address as second
427 argument.
428 (frv_address_forbidden): Removed.
429 * cache.c (non_cache_access): Correct address ranges. Now takes cache
430 as first argument.
431 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
432
4332001-08-20 Dave Brolley <brolley@redhat.com>
434
435 * sim-main.h (_sim_cpu): New field 'elf_flags'.
436 * sim-if.c (sim_open): Extract the elf_flags from the input file and
437 save them with each cpu.
438 * mloop.in (main loop): Pass elf flags to frv_vliw_reset. Set
439 last_insn_p before executing the insn.
440 * cache.c (frv_cache_invalidate): Flush scache if this is the cpu's
441 insn cache.
442 (frv_cache_invalidate_all): Ditto.
443
4442001-08-20 Richard Sandiford <rsandifo@redhat.com>
445
446 * traps.c (syscall_read_mem): Flush the data cache before reading.
447 (syscall_write_mem): Flush the data cache before writing.
448 Invalidate both caches.
449
4502001-07-05 Ben Elliston <bje@redhat.com>
451
452 * Makefile.in (stamp-arch): Use $(CGEN_CPU_DIR).
453 (stamp-cpu): Likewise.
454
4552001-05-23 Dave Brolley <brolley@redhat.com>
456
457 * profile-fr400.c (acc_use_is_media_p2): New function.
458 (frvbf_model_fr400_u_media_2): Account for latency of output
459 accumulators.
460 (frvbf_model_fr400_u_media_2_quad): Ditto.
461 (frvbf_model_fr400_u_media_2_acc): New function.
462 (frvbf_model_fr400_u_media_2_acc_dual): New function.
463 (frvbf_model_fr400_u_media_2_add_sub): New function.
464 (frvbf_model_fr400_u_media_2_add_sub_dual): New function.
465 (frvbf_model_fr400_u_media_3_dual): New function.
466 (frvbf_model_fr400_u_media_4_acc_dual): New function.
467 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
468
4692001-05-15 Dave Brolley <brolley@redhat.com>
470
471 * registers.c (fr400_spr): Enable write access to HSR0.CBM.
472 * profile.h (FRV_PROFILE_STATE): New field 'all_cache_entries'.
473 * profile.c (CACHE_QUEUE_ELEMENT): New 'all' field.
474 (request_cache_flush): Save 'all' argument.
475 (request_cache_invalidate): Save all_cache_entries from profile state
476 to 'all' field of the request.
477 (submit_cache_request): Pass the 'all' field of the request to
478 frv_cache_request_invalidate.
479 * frv.c (frv_insn_cache_invalidate): Add new 'all' parameter. Perform
480 operation even if HSR0.ICE is not set.
481 (frv_data_cache_invalidate): Add new 'all' parameter. Perform
482 operation even if HSR0.DCE is not set.
483 (frv_data_cache_flush): Ditto.
484 * frv-sim.h (frv_insn_cache_invalidate): Add new 'all' parameter.
485 (frv_data_cache_invalidate): Add new 'all' parameter.
486 (frv_data_cache_flush): Add new 'all' parameter.
487 * cache.h (FRV_CACHE_INVALIDATE_REQUEST): Add new 'all' field.
488 (frv_cache_request_invalidate): Add new 'all' parameter.
489 * cache.c (frv_cache_request_invalidate): Add new 'all' parameter. Save
490 its value in the invalidate request.
491 (address_interference): Accept the value '-1' for the address argument
492 to mean 'any address'.
493 (handle_req_invalidate): Handle request to invalidate all cache lines.
494 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
495
4962001-05-14 Dave Brolley <brolley@redhat.com>
497
498 * profile.h (past_first_p): New field of profiling state.
499 (branch_penalty): Ditto.
500 (branch_hint): Ditto.
501 (update_branch_penalty): New function.
502 * profile.c (frvbf_model_insn_after): Reset past_first_p and
503 branch_address fields of the profiling state.
504 (frvbf_model_branch): New function.
505 (update_branch_penalty): New function.
506 * profile-fr500.c (frvbf_model_fr500_u_branch): Remove ICCi_3 and
507 FCCi_3 inputs.
508 (frvbf_model_fr500_u_trap): New function.
509 (frvbf_model_fr500_u_check): New function.
510 (frvbf_model_fr500_u_media_dual_htob): post-processing latency is 3
511 cycles.
512 * profile-fr400.c (frvbf_model_fr400_u_branch): Set branch penalties
513 as documented in the fr400 LSI. Remove ICCi_3 and FCCi_3 inputs.
514 (frvbf_model_fr400_u_media_dual_expand): Check resource usage as
515 documented in teh fr400 LSI.
516 (frvbf_model_fr400_u_media_dual_htob): Ditto.
517 (frvbf_model_fr400_u_media_dual_unpack): Removed.
518 (frvbf_model_fr500_u_trap): New function.
519 (frvbf_model_fr500_u_check): New function.
520 * mloop.in (simulate_dual_insn_prefetch): New function.
521 (@cpu@_simulate_insn_prefetch): Call simulate_dual_insn_prefetch with
522 arguments for each machine type.
523 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
524
5252001-05-09 Dave Brolley <brolley@redhat.com>
526
527 * Makefile.in (profile.o): Add profile-fr400.h as a dependency.
528 (profile-fr400.o): New target.
529 * profile.c: New file.
530 * profile.h: New file.
531 * profile-fr400.c: New file.
532 * profile-fr400.h: New file.
533 * profile-fr500.c: New file.
534 * profile-fr500.h: New file.
535 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
536
5372001-05-02 Dave Brolley <brolley@redhat.com>
538
539 * sim-main.h (profile.h): #include it.
540 (CPU_PROFILE_STATE): New macro.
541 (profile_state): New frv specific cpu field.
542 * reset.c (frv_initialize): insn_fetch_address and branch_address now
543 part of global profiling state.
544 * Makefile.in (SIM_OBJS): Add profile.o and profile-fr500.o.
545 (SIM_EXTRA_DEPS): Add profile.h.
546 (registers.o): Correct name of source file.
547 (profile.o): New target.
548 (profile-fr500.o): New target.
549 * frv-sim.h: Move profile related data structures to profile.h.
550 * frv.c: Move fr500 specific functions to profile-fr500.c.
551 * cpu.h: Regenerated.
552
5532001-04-27 Dave Brolley <brolley@redhat.com>
554
555 * sim-main.h (CPU_PIPELINE): Renamed to CPU_VLIW.
556 * interrupts.c: Rename FRV_PIPELINE to FRV_VLIW.
557 Rename pipeline to vliw. Rename CPU_PIPELINE to CPU_VLIW.
558 Rename PIPE_* to UNIT_*.
559 (frv_queue_illegal_instruction_interrupt): Use
560 frv_is_float_insn and frv_is_media_insn.
561 (frv_queue_non_implemented_instruction_interrupt): Ditto.
562 (frv_detect_insn_access_interrupts): Ditto.
563 * frv.c: Rename FRV_PIPELINE to FRV_VLIW. Rename pipeline to vliw.
564 Rename CPU_PIPELINE to CPU_VLIW. Rename PIPE_* to UNIT_*.
565 * memory.c: Ditto.
566 * pipeline.c: Ditto.
567 * mloop.in: Ditto.
568 * frv-sim.h (frv_pipeline_setup_insn): Renamed to frv_vliw_setup_insn.
569 * cache.c: Rename PIPE_* to UNIT_*.
570
5712001-04-24 Dave Brolley <brolley@redhat.com>
572
573 * frv.c (frvbf_load_quad_GR): Delete have_data and hsr0.
574 (frvbf_load_quad_FRint): Ditto.
575 (frvbf_load_quad_CPR): Ditto.
576 * cache.c (frv_cache_init): Initialize cache for fr400 vs other
577 machines.
578 (bfd.h): #include it.
579 (non_cache_access): Update for revised fr500 and for fr400.
580 * registers.c (frv_spr): Don't reset PSR.PS.
581 (fr500_spr): Ditto.
582 (frv_reset_spr): Set PSR.PS to the former value of PSR.S.
583
5842001-04-23 Dave Brolley <brolley@redhat.com>
585
586 * traps.c (frv_core_signal): On fr400, generate data_access_error.
587 (frvbf_media_cr_not_aligned): On fr400, generate illegal_instruction.
588 (frvbf_media_acc_not_aligned): Ditto.
589 (frvbf_media_register_not_aligned): Ditto.
590 (frvbf_division_exception): Use GET_ISR_EDE.
591 * registers.c (frv_check_spr_read_access): New function.
592 (frv_check_spr_write_access): New function.
593 (frv_check_spr_access): Deleted.
594 (frv_check_register_access): On fr400, generate illegal_instruction.
595 * memory.c (fr400_check_data_read_address): New function.
596 (fr500_check_data_read_address): Ditto.
597 (check_data_read_address): Ditto.
598 (fr400_check_insn_read_address): Ditto.
599 (fr500_check_insn_read_address): Ditto.
600 (check_insn_read_address): Ditto.
601 (frvbf_read_mem_QI): Call check_data_read_access.
602 (frvbf_read_mem_UQI): Ditto.
603 (frvbf_read_mem_HI): Ditto.
604 (frvbf_read_mem_UHI): Ditto.
605 (frvbf_read_mem_SI): Ditto.
606 (frvbf_read_mem_DI): Ditto.
607 (frvbf_read_mem_DF): Ditto.
608 (frvbf_read_imem_USI): Call check_insn_read_access.
609 (frv_address_forbidden): Now takes cpu as first argument. Check based
610 on machine type.
611 (fr400_mem_address_unaligned): New function.
612 (fr500_mem_address_unaligned): Ditto.
613 (check_write_address): Ditto.
614 (frvbf_mem_set_QI): Call check_write_address.
615 (frvbf_mem_set_HI): Ditto.
616 (frvbf_mem_set_SI): Ditto.
617 (frvbf_mem_set_DI): Ditto.
618 (frvbf_mem_set_DF): Ditto.
619 (frvbf_mem_set_XI): Ditto.
620 * interrupts.c (bfd.h): #include it.
621 (frv_queue_data_access_error_interrupt): New function.
622 (frv_queue_instruction_access_error_interrupt): New function.
623 (frv_queue_instruction_access_exception_interrupt): New function.
624 (frv_queue_illegal_instruction_interrupt): No fp_exception on fr400.
625 (frv_queue_non_implemented_instruction_interrupt): Ditto.
626 (frv_detect_insn_access_interrupts): Reorder tests to match priority
627 from the LSI manual.
628 (set_isr_exception_fields): Accumulate dtt bits.
629 * frv.c (check_register_alignment): New function.
630 (check_fr_register_alignment): New function.
631 (check_memory_alignment): New function.
632 (frvbf_h_gr_double_get_handler): Call check_register_alignment.
633 (frvbf_h_gr_double_set_handler): Ditto.
634 (frvbf_h_cpr_double_get_handler): Ditto.
635 (frvbf_h_cpr_double_set_handler): Ditto.
636 (frvbf_h_gr_quad_set_handler): Ditto.
637 (frvbf_h_cpr_quad_set_handler): Ditto.
638 (frvbf_h_fr_double_get_handler): Call check_fr_register_alignment.
639 (frvbf_h_fr_double_set_handler): Ditto.
640 (frvbf_h_fr_quad_set_handler): Ditto.
641 (frvbf_h_spr_get_handler): Call frv_check_spr_read_access.
642 (frvbf_h_spr_set_handler): Call frv_check_spr_write_access.
643 (frvbf_load_quad_GR): Call check_memory_aligment.
644 (frvbf_load_quad_FRint): Ditto.
645 (frvbf_load_quad_CPR): Ditto.
646 (frvbf_store_quad_GR): Call check_memory_aligment and
647 check_register_alignment.
648 (frvbf_store_quad_FRint): Ditto.
649 (frvbf_store_quad_CPR): Ditto.
650 (frvbf_signed_integer_divide: Use GET_ISR_EDEM.
651 * frv-sim.h (H_SPR_ACC0): New macro.
652 (H_SPR_ACC63): New macro.
653 (H_SPR_ACCG0): New macro.
654 (H_SPR_ACCG63): New macro.
655 (frv_dtt): New enumerator.
656 (GET_ISR_EDE): Renamed from GET_ISR_EDEM.
657 (GET_ISR_DTT): New macro.
658 (frv_queue_data_access_error_interrupt): New function.
659 (frv_queue_instruction_access_error_interrupt): New function.
660 (frv_queue_instruction_access_exception_interrupt): New function.
661 (frv_address_forbidden): Now takes cpu as first argument.
662 * cpu.h: Regenerate.
663
6642001-04-10 Dave Brolley <brolley@redhat.com>
665
666 * registers.c (fr500_spr): Add new fields to fr500 PSR register.
667 (fr500_spr): Add STBAR and MMCR unimplemented registers for fr500.
668 (fr400_spr): Implement SPR registers for fr400.
669 (frv_register_control_init): Handle bfd_mach_fr400 properly.
670 * frv.c (spr_bpsr_get_handler): Mask field before shifting.
671 (spr_psr_get_handler): Ditto.
672 (spr_ccr_get_handler): Ditto.
673 (spr_cccr_get_handler): Ditto.
674 (frvbf_clear_accumulators): Only 4 accumulators on fr400.
675 * frv-sim.h: Update comment about MCCR_* macros.
676 * cpu.c,cpu.h: Regenerate.
677
6782001-04-05 Dave Brolley <brolley@redhat.com>
679
680 * cpu.h,decode.c,model.c,sem.c: Regenerate.
681
6822001-04-05 Dave Brolley <brolley@redhat.com>
683
684 * reset.c: Update copyright.
685 * registers.c (frv_register_control_init): Handle bfd_mach_fr400.
686 * frv.c (frvbf_model_fr400_u_exec): New function.
687 * Makefile.in (stamp-cpu): Add fr400 to list of machines.
688 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
689 Regenerate.
690
6912000-11-22 Dave Brolley <brolley@redhat.com>
692
693 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
694 Regenerate.
695
6962000-11-10 Dave Brolley <brolley@redhat.com>
697
698 * decode.c: Regenerate.
699
7002000-09-12 Dave Brolley <brolley@redhat.com>
701
702 * traps.c (frv_sim_engine_halt_hook): New function.
703 (frv_itrap): Caches now invalidated in sim_engine_halt via
704 SIM_ENGINE_HALT_HOOK.
705 (frv_break): Ditto.
706 * sim-main.h (frv_sim_engine_halt_hook): New function.
707 (SIM_ENGINE_HALT_HOOK): New macro.
708 (SIM_ENGINE_RESTART_HOOK): New macro.
709 * interrupts.c: Call to frv_term now done within sim_engine_halt via
710 SIM_ENGINE_HALT_HOOK.
711
7122000-09-08 Dave Brolley <brolley@redhat.com>
713
714 * traps.c (frv_itrap): Invalidate and flush the data and insn caches
715 respectively when stopping for a breakpoint.
716 (frv_break): Ditto.
717 * cache.h (frv_cache_invalidate_all): New function.
718 * cache.c (frv_cache_invalidate_all): New function.
719
7202000-09-05 Dave Brolley <brolley@redhat.com>
721
722 * traps.c (frv_break): If SIM_HAVE_BREAKPOINTS, call
723 sim_handle_breakpoint. Otherwise if environment != operating call
724 sim_engine_halt. Otherwise handle normally.
725 * interrupts.c (frv_queue_break_interrupt): Don't handle debugger
726 breakpoints here. Moved to frv_break in traps.c.
727
728 * sem.c: Regenerate.
729
7302000-09-01 Dave Brolley <brolley@redhat.com>
731
732 * interrupts.c (frv_queue_break_interrupt): Call sim_handle_breakpoint
733 before queuing an interrupt in order to allow 'break' to be used as
734 the breakpoint insn.
735
7362000-08-29 Dave Brolley <brolley@redhat.com>
737
738 * traps.c (frv_itrap): Invalidate the insn cache at a breakpoint.
739
7402000-07-27 Dave Brolley <brolley@redhat.com>
741
742 * cpu.h,decode.c: Rebuild.
743
7442000-07-26 Dave Brolley <brolley@redhat.com>
745
746 * frv.c (spr_cccr_get_handler): Change CRx to CCx.
747 (spr_cccr_set_handler): Change CRx to CCx.
748 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
749
7502000-07-24 Dave Brolley <brolley@redhat.com>
751
752 * sem.c: Regenerate.
753 * frv.c (frvbf_unsigned_integer_divide): Queue a write for the result.
754 Don't write it directly.
755
756Thu Jul 6 13:51:12 2000 Dave Brolley <brolley@topaz>
757
758 * configure: Regenerated to track ../common/aclocal.m4 changes.
759
7602000-07-05 Ben Elliston <bje@redhat.com>
761
762 * configure: Regenerated to track ../common/aclocal.m4 changes.
763
7642000-06-28 Dave Brolley <brolley@redhat.com>
765
766 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
767
7682000-06-21 Dave Brolley <brolley@redhat.com>
769
770 * pipeline.c: All code except frv_pipeline_setup_insn moved to
771 frv.opc.
772 * mloop.in (main loop): frv_pipeline_add_insn broken up into
773 frv_pipeline_add_insn and frv_pipeline_setup_insn.
774 * frv-sim.h: Move pipeline status code to frv.opc.
775 * model.c: Regenerate.
776
7772000-06-12 Dave Brolley <brolley@redhat.com>
778
779 * options.c (frv_option_handler): --profile-parallel implies
780 --profile-model.
781 * mloop.in (fetch_buffer): Removed.
782 (@cpu@_simulate_insn_prefetch): Monitoring of fetch buffer moved to
783 run_caches. Use cache directly if not counting cycles. Don't use
784 cache at all if not counting cycles and cache not enabled.
785 * frv.c (frv_insn_fetch_buffer): New global variable.
786 (run_caches): Monitor the status of insn prefetch requests.
787 * frv-sim.h (FRV_INSN_FETCH_BUFFER): New struct type.
788 (frv_insn_fetch_buffer): New global variable.
789
7902000-06-12 Dave Brolley <brolley@redhat.com>
791
792 * mloop.in (fetch_buffer): New static struct.
793 (@cpu@_simulate_insn_prefetch): Rewritten.
794 * cache.c (frv_cache_request_invalidate): Don't invalidate return
795 buffer.
796 (address_interference): Defer to any WAR request in either pipeline.
797
7982000-06-09 Dave Brolley <brolley@redhat.com>
799
800 * pipeline.c (insns_in_slot): New Array.
801 (frv_pipeline_add_insn): Call COUNT_INSNS_IN_SLOT.
802 * options.c (frv_options): Remove 'NONBLOCK' argument from data-cache
803 option.
804 (parse_cache_option): New function.
805 (frv_option_handler): Call parse_cache_option.
806 * frv.c (vliw_branch_taken): New variable.
807 (vliw_load_stall): New variable.
808 (handle_resource_wait): Update vliw_load_stall.
809 (frvbf_model_insn_before): Initialize vliw_branch_taken and
810 vliw_load_stall.
811 (frvbf_model_insn_after): Increment PROFILE_MODEL_LOAD_STALL_CYCLES.
812 (load_wait_for_FR): Update vliw_load_stall.
813 (load_wait_for_GR): Update vliw_load_stall.
814 (load_wait_for_FRdouble): Update vliw_load_stall.
815 (load_wait_for_GRdouble): Update vliw_load_stall.
816 (frvbf_model_fr500_u_branch): Count branches taken and not taken.
817 (slot_names): New static array.
818 (print_parallel): Now takes second argument 'verbose'. Print cycles per
819 VLIW insn and instructions per cycle. Also tabulate the number of insns
820 in each type of VLIW slot.
821 (frv_profile_info): Call print_parallel with new second argument.
822 * frv-sim.h (insn_in_slot): New array.
823 (COUNT_INSNS_IN_SLOT): New macro.
824 (INSNS_IN_SLOT): New macro.
825 * cache.c: Remove references to non_blocking_count. Remove references to
826 last_was_hit. Remove references to req_none.
827 (handle_req_store): Adjust statistics before requeuing the store
828 request.
829 (handle_req_WAR): Don't let the WAR request affect the cache statistics.
830 * cache.h: Remove references to non_blocking_count. Remove references to
831 last_was_hit. Remove references to req_none.
832 * model.c: Regenerate.
833
8342000-06-08 Dave Brolley <brolley@redhat.com>
835
836 * frv.c (request_complete): Copy load data from the correct return
837 buffer.
838
8392000-06-07 Dave Brolley <brolley@redhat.com>
840
841 * traps.c (frv_core_signal): Call frv_term before exiting.
842 (frv_itrap): Call frv_term before exiting.
843 (next_available_nesr): Make sure NECR is implemented before reading it.
844 (next_valid_nesr): Ditto.
845 (frvbf_check_non_excepting_load): Ditto.
846 (frvbf_clear_ne_flags): Ditto.
847 (frvbf_commit): Ditto.
848 (frvbf_check_recovering_store): Delay cache operation if 'model_insn'.
849 * sim-main.h (_sim_cpu): Add load_address, load_length, load_flag and
850 store_flag members.
851 (CPU_LOAD_ADDRESS): New macro.
852 (CPU_LOAD_LENGTH): New macro.
853 (CPU_LOAD_SIGNED): New macro.
854 (CPU_LOAD_LOCK): New macro.
855 * reset.c (frv_term): New function.
856 (frv_power_on_reset): Use SETMEMSI if the cache is not enabled.
857 (frv_hardware_reset): Use SETMEMSI if the cache is not enabled.
858 (frv_software_reset): Use SETMEMSI if the cache is not enabled.
859 * mloop.in (execute): Call FRV_COUNT_CYCLES to decide whether to model
860 the insn. Model the insn in two passes. One before and one after
861 execution.
862 (cache_reqno): new static variable.
863 (@cpu@_simulate_insn_prefetch): Model fetch latency by waiting for the
864 cache rather than assuming a fixed latency.
865 (xinit): Turn on PROFILE_MODEL_P before each vliw insn if the timer is
866 enabled so that modeling data is collected by cgen during execution.
867 (full-exec): Restore PROFILE_MODEL_P after each vliw insn.
868 * memory.c (data_non_cache_access): Removed.
869 (insn_non_cache_access): Removed.
870 (frvbf_read_mem_QI): Delay read operation if 'model_insn'.
871 (frvbf_read_mem_UQI): Delay read operation if 'model_insn'.
872 (frvbf_read_mem_HI): Delay read operation if 'model_insn'.
873 (frvbf_read_mem_UHI): Delay read operation if 'model_insn'.
874 (frvbf_read_mem_SI): Delay read operation if 'model_insn'.
875 (frvbf_read_mem_DI): Delay read operation if 'model_insn'.
876 (frvbf_read_mem_DF): Delay read operation if 'model_insn'.
877 (frvbf_read_imem_USI): Read the cache or ememory passively.
878 (frvbf_write_mem_QI): Don't check for non-cache access here.
879 (frvbf_write_mem_UQI): Call frvbf_write_mem_QI.
880 (frvbf_write_mem_HI): Don't check for non-cache access here.
881 (frvbf_write_mem_UHI): Call frvbf_write_mem_QI.
882 (frvbf_write_mem_SI): Don't check for non-cache access here.
883 (frvbf_write_mem_DI): Don't check for non-cache access here.
884 (frvbf_write_mem_DF): Don't check for non-cache access here.
885 (frvbf_mem_set_QI): Use cycle-accurate cache write if 'model_insn'.
886 (frvbf_mem_set_HI): Use cycle-accurate cache write if 'model_insn'.
887 (frvbf_mem_set_SI): Use cycle-accurate cache write if 'model_insn'.
888 (frvbf_mem_set_DI): Use cycle-accurate cache write if 'model_insn'.
889 (frvbf_mem_set_DF): Use cycle-accurate cache write if 'model_insn'.
890 (frvbf_mem_set_XI): Use cycle-accurate cache write if 'model_insn'.
891 * interrupts.c (check_reset): Read the cache and memory passively.
892 (frv_program_or_software_interrupt): Call frv_term before calling
893 sim_engine_halt.
894 * frv.c (all modeling functions): Break into two passes. One before
895 execuetion and one after. call load_wait_for_* for all GR and FR
896 registers.
897 (frvbf_load_quad_GR): Delay performing the load if 'model_insn'.
898 (frvbf_load_quad_FRint): Delay performing the load if 'model_insn'.
899 (frvbf_load_quad_CPR): Delay performing the load if 'model_insn'.
900 (frvbf_insn_cache_preload): Delay cache operation if 'model_insn'.
901 (frvbf_data_cache_preload): Delay cache operation if 'model_insn'.
902 (frvbf_insn_cache_unlock): Delay cache operation if 'model_insn'.
903 (frvbf_data_cache_unlock): Delay cache operation if 'model_insn'.
904 (frvbf_insn_cache_invalidate): Delay cache operation if 'model_insn'.
905 (frvbf_data_cache_invalidate): Delay cache operation if 'model_insn'.
906 (frvbf_data_cache_flush): Delay cache operation if 'model_insn'.
907 (model_insn): New global variable.
908 (fr_ptime): New array.
909 (cache_request): New enumeration.
910 (CACHE_QUEUE_ELEMENT): New struct type.
911 (CACHE_QUEUE_SIZE): New macro.
912 (cache_queue): New static struct.
913 (request_cache_load): New function.
914 (request_cache_flush): New function.
915 (request_cache_invalidate): New function.
916 (request_cache_preload): New function.
917 (request_cache_unlock): New function.
918 (submit_cache_request): New function.
919 (activate_cache_requests): New function.
920 (load_pending_for_register): New function.
921 (flush_pending_for_address): New function.
922 (remove_cache_queue_element): New function.
923 (copy_load_data): New function.
924 (request_complete): New function.
925 (run_caches): New function.
926 (frv_model_trace_wait_cycles): New function.
927 (wait_for_flush): New function.
928 (frvbf_model_insn_before): Insn prefect wait now modeled in
929 frvbf_simulate_insn_prefetch. Incremement vliw_insns here. Call
930 wait_for_flush.
931 (frvbf_model_insn_after): Call activate_cache_requests. Don't increment
932 vliw_insns here anymore.
933 (update_FR_latency_for_load): New function.
934 (update_FRdouble_latency_for_load): New function.
935 (update_FR_ptime): New function.
936 (update_FRdouble_ptime): New function.
937 (update_GR_latency_for_swap): New function.
938 (load_wait_for_GR): New function.
939 (load_wait_for_FR): New function.
940 (load_wait_for_GRdouble): New function.
941 (load_wait_for_FRdouble): New function.
942 (frvbf_model_fr500_u_ici): New function.
943 (frvbf_model_fr500_u_dci): New function.
944 (frvbf_model_fr500_u_dcf): New function.
945 (frvbf_model_fr500_u_icpl): New function.
946 (frvbf_model_fr500_u_dcpl): New function.
947 (frvbf_model_fr500_u_icul): New function.
948 (frvbf_model_fr500_u_dcul): New function.
949 * frv-sim.h (frv_term): New function.
950 (insn_non_cache_access): Removed.
951 (FRV_COUNT_CYCLES): New macro.
952 (frv_save_peofile_model_p): New global variable.
953 (model_insn): New enumerated global variable.
954 (frv_model_advance_cycles): New function.
955 (frv_model_trace_wait_cycles): New function.
956 * cache.h (FRV_CACHE_REQUEST_KIND): New enumeration.
957 (FRV_CACHE_WAR_REQUEST): New struct type.
958 (FRV_CACHE_STORE_REQUEST): New struct type.
959 (FRV_CACHE_INVALIDATE_REQUEST): New struct type.
960 (FRV_CACHE_PRELOAD_REQUEST): New struct type.
961 (FRV_CACHE_REQUEST): New struct type.
962 (FRV_CACHE_RETURN_BUFFER): New struct type.
963 (FRV_CACHE_FLUSH_STATUS): New struct type.
964 (FRV_CACHE_STATUS): New struct type.
965 (FRV_CACHE_STAGE): New struct type.
966 (FRV_CACHE_STAGES): New enumeration.
967 (FRV_CACHE_WAR): New struct type.
968 (FRV_CACHE_PIPELINE): New struct type.
969 (FRV_CACHE_ARS): New struct type.
970 (FRV_CACHE_STATISTICS): New struct type.
971 (FRV_CACHE): Add pipeline, statistics, BARS and NARS.
972 (CACHE_RETURN_DATA): 'return_buffer' is now within 'status'.
973 (CACHE_RETURN_DATA_ADDRESS): New macro.
974 (frv_cache_read): Now takes pipe index as second argument.
975 (frv_cache_enabled): New function.
976 (frv_cache_request_load): New function.
977 (frv_cache_request_store): New function.
978 (frv_cache_request_invalidate): New function.
979 (frv_cache_request_preload): New function.
980 (frv_cache_request_unlock): New function.
981 (frv_cache_run): New function.
982 (frv_cache_read_passive_SI): New function.
983 (frv_cache_data_in_buffer): New function.
984 (frv_cache_data_flushed): New function.
985 * cache.c (frv_cache_init): Initialize pipelines and xARS registers.
986 (frv_cache_enabled): New function.
987 (non_cache_access): New function.
988 (write_data_to_memory): Count write accesses for each mode. Write to
989 memory using sim_core_write_unaligned_1;
990 (read_data_from_memory): New function.
991 (fill_line_from_memory): Use read_data_from_memory.
992 (copy_line_to_return_buffer): New function.
993 (copy_memory_to_return_buffer): New function.
994 (set_return_buffer_reqno): New function.
995 (frv_cache_read): Now takes pipe index as second argument. Check for
996 non-cache access.
997 (frv_cache_preload): Check for non-cache access.
998 (frv_cache_unlock): Check for non-cache access.
999 (invalidate_return_buffer): New function.
1000 (frv_cache_invalidate): Check for non-cache access.
1001 (convert_slot_to_index): New function.
1002 (FREE_CHAIN_SIZE): New macro.
1003 (frv_cache_request_free_chain): New static variable.
1004 (frv_store_request_free_chain): New static variable.
1005 (allocate_new_cache_requests): New function.
1006 (new_cache_request): New function.
1007 (free_cache_request): New function.
1008 (new_store_request): New function.
1009 (pipeline_remove_request): New function.
1010 (pipeline_add_request): New function.
1011 (pipeline_requeue_request): New function.
1012 (next_priority): New function.
1013 (add_WAR_request): New function.
1014 (pipeline_next_request): New function.
1015 (pipeline_stage_request): New function.
1016 (advance_pipelines): New function.
1017 (frv_cache_request_load): New function.
1018 (frv_cache_request_store): New function.
1019 (frv_cache_request_invalidate): New function.
1020 (frv_cache_request_preload): New function.
1021 (frv_cache_request_unlock): New function.
1022 (address_interference): New function.
1023 (wait_for_WAR): New function.
1024 (wait_in_WAR): New function.
1025 (handle_req_load): New function.
1026 (handle_req_preload): New function.
1027 (handle_req_store): New function.
1028 (handle_req_invalidate): New function.
1029 (handle_req_unlock): New function.
1030 (handle_req_WAR): New function.
1031 (arbitrate_requests): New function.
1032 (move_ARS_to_WAR): New function.
1033 (decrease_latencies): New function.
1034 (frv_cache_run): New function.
1035 (frv_cache_read_passive_SI): New function.
1036 (frv_cache_data_in_buffer): New function.
1037 (frv_cache_data_flushed): New function.
1038 * arch.h,decode.c,decode.h,model.c,sem.c: Rebuild.
1039
1040Wed May 24 14:40:34 2000 Andrew Cagney <cagney@b1.cygnus.com>
1041
1042 * configure: Regenerated to track ../common/aclocal.m4 changes.
1043
10442000-05-19 Dave Brolley <brolley@redhat.com>
1045
1046 * traps.c (frv_rett): Check for exceptions in the order specified in the
1047 architecture spec. Allow privileged_instruction interrrupt to be handled
1048 normally.
1049 * registers.c (frv_register_control_init): Handle bfd_mach_frvtomcat.
1050 * frv.c (frvbf_signed_integer_divide): Use updated dtt to decide whether
1051 to clear the NE flag.
1052 (frvbf_model_tomcat_u_exec): New function.
1053 * frv-sim.h (frvbf_division_exception): Now returns updated dtt.
1054 * Makefile.in (stamp-cpu): Add 'tomcat' to 'mach' value.
1055 * arch.c,arch.h,cpu.h,cpuall.h,model.h,decode.c,sem.c: Regenerate.
1056
10572000-05-18 Dave Brolley <brolley@redhat.com>
1058
1059 * sim-if.c (elf-bfd.h): #include it.
1060 (sim_open): Set machine amd architecture based on elf flags.
1061
10622000-04-04 Dave Brolley <brolley@redhat.com>
1063
1064 * frv-sim.h (frv_h_psr_esr_set_handler): Removed.
1065 Delete '#if 0' blocks.
1066 * frv.c: Delete '#if 0' blocks.
1067 (spr_psr_set_handler): Remove special handling for circular referencing of handlers for
1068 PSR.S and PSR.ESR.
1069 (frv_h_psr_esr_set_handler): Removed.
1070 * interrupts.c: Delete '#if 0' blocks.
1071 * memory.c: Delete '#if 0' blocks.
1072 * cpu.c,cpu.h: Regenerate.
1073
10742000-04-03 Dave Brolley <brolley@redhat.com>
1075
1076 * traps.c (frvbf_check_recovering_store): Invalidate data cache line
1077 containing the target address.
1078 (clear_nesr_neear): No longer takes hi_available and lo_available.
1079 Remove bogus check for available GR registers.
1080 (frvbf_clear_ne_flags): Update call to clear_nesr_neear.
1081 (frvbf_commit): Update call to clear_nesr_neear.
1082 * interrupts.c (next_available_esr): Removed.
1083 (next_available_edr): Removed.
1084 (next_available_fq): Removed.
1085 * frv.c (frvbf_fetch_register): Remove "FIXME" comment.
1086 (frvbf_store_register): Remove "FIXME" comment.
1087 * frv-sim.h (UART_INCHAR_ADDR): Removed.
1088 (UART_OUTCHAR_ADDR): Removed.
1089 (UART_STATUS_ADDR): Removed.
1090 (UART_INPUT_READY): Removed.
1091 (UART_OUTPUT_READY): Removed.
1092 (FRV_DEVICE_ADDR): Removed.
1093 (FRV_DEVICE_LEN): Removed.
1094 (SET_NESR): Call frvbf_force_update.
1095 (SET_NEEAR): Call frvbf_force_update.
1096 (SET_NE_FLAGS): Call frvbf_force_update.
1097
10982000-03-30 Dave Brolley <brolley@redhat.com>
1099
1100 * configure: Regenerated.
1101
11022000-03-30 Dave Brolley <brolley@redhat.com>
1103
1104 * registers.c (fr500_spr): Define ESR14-15 and EPCSR14-15 for fr500.
1105 * memory.c (frvbf_write_mem_*): Save slot containing the insn
1106 performing the write.
1107 (frvbf_mem_set_*): Overwrite the slot information of the interrupt
1108 queue element with the information in the interrupt state.
1109 * interrupts.c (frv_queue_interrupt): Call frv_set_interrupt_queue_slot.
1110 (frv_queue_fp_exception_interrupt): Initialize 'new_element'.
1111 (frv_set_interrupt_queue_slot): New function.
1112 (esr_for_data_access_exception): New function.
1113 (set_edr_register): edr_index is now passed in.
1114 (fq_for_exception): New function.
1115 (set_fp_exception_registers): Call fq_for_exception. Interrupt queue
1116 element now passed in.
1117 (set_exception_status_registers): Obtain slot from interrupt queue
1118 element. Call esr_for_data_access_exception. Use ESR14
1119 for data_store_error. Use ESR15 for data_access_error. Use EDR0.
1120 (frv_save_data_written_for_interrupts): Save slot containing the insn
1121 performing the write.
1122 * frv-sim.h (struct frv_fp_exception_info): Use frv_fsr_traps and
1123 frv_fsr_ftt.
1124 (struct frv_interrupt_state): Add 'slot' field.
1125 (frv_set_interrupt_queue_slot): New function.
1126 (frv_set_write_queue_slot): New function.
1127
11282000-03-24 Dave Brolley <brolley@redhat.com>
1129
1130 * mloop.in (_parallel_write_init): Initialize
1131 frv_interrupt_state.imprecise_interrupt.
1132 (_parallel_write_queued): After an imprecise interrupt, only perform
1133 forced writes and floating point writes (for certain exceptions).
1134 * interrupts.c (handle_interrupt): Set
1135 frv_interrupt_state.imprecise_interrupt for writeback after an imprecise
1136 interrupt.
1137 (frv_process_interrupts): No need to clear f_ne_flags.
1138 * frv.c (frvbf_signed_integer_divide): Queue writes to GR registers and
1139 force them to happen even if there is an overflow exception.
1140 (frvbf_force_update): New function.
1141 * frv-sim.h (frvbf_force_update): New function.
1142 (struct frv_interrupt_state): Add imprecise_interrupt.
1143 (FRV_WRITE_QUEUE_FORCE_WRITE): New macro.
1144 * sem.c: Regenerate.
1145
11462000-03-23 Dave Brolley <brolley@redhat.com>
1147
1148 * traps.c (frv_rett): Queue FRV_ILLEGAL_INSTRUCTION directly.
1149 * registers.c (frv_spr): MCIRL -> MCILR.
1150 * interrupts.c (frv_queue_non_implemented_instruction_interrupt):
1151 New function.
1152 (frv_detect_insn_access_interrupts):
1153 Call frv_queue_non_implemented_instruction_interrupt.
1154 (frv_process_interrupts): Clear accumulated NE flags.
1155 * frv.c (frvbf_media_cop): New function.
1156 (frvbf_set_ne_index): Now takes (SIM_CPU *) as first argument. Clear
1157 the NE flag of the given target register.
1158 (frvbf_model_fr500_u_float_arith): Account for FRdouble registers.
1159 (frvbf_model_fr500_u_float_dual_arith): Account for FRdouble registers.
1160 (frvbf_model_fr500_u_float_dual_sqrt): New function.
1161 (frvbf_model_fr500_u_float_convert): Account for FRdouble registers.
1162 (frvbf_model_fr500_u_float_dual_convert): New function.
1163 * frv-sim.h (frvbf_media_cop): New function.
1164 (GET_FQ): Use H_SPR_FQST0.
1165 (SET_FQ): Use H_SPR_FQST0.
1166 (SET_FQ_OPC): Use J_SPR_FQOP0.
1167 (GET_MSR_EMCI): New macro.
1168 (frv_queue_non_implemented_instruction_interrupt): New function.
1169 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1170
11712000-03-08 Dave Brolley <brolley@redhat.com>
1172
1173 * traps.c (frv_rett): Align new_pc.
1174 * memory.c (frvbf_read_mem_HI): Align address.
1175 (frvbf_read_mem_UHI): Align address.
1176 (frvbf_read_mem_SI): Align address.
1177 (frvbf_read_mem_DI): Align address.
1178 (frvbf_read_mem_DF): Align address.
1179 (frvbf_read_imem_USI): Align address.
1180 (frvbf_mem_set_HI): Align address.
1181 (frvbf_mem_set_SI): Align address.
1182 (frvbf_mem_set_DI): Align address.
1183 (frvbf_mem_set_DF): Align address.
1184 (frvbf_mem_set_XI): Align address.
1185 * registers.c (frv_spr): Initialize FSR0.NS to 1.
1186 (fr500_spr): Initialize FSR0.NS to 1.
1187 * interrupts.c (frv_queue_mem_address_not_aligned_interrupt): Check
1188 whether the exception is masked.
1189 * frv.c (frvbf_load_quad_GR): Align address.
1190 (frvbf_store_quad_GR): Align address.
1191 (frvbf_load_quad_FRint): Align address.
1192 (frvbf_store_quad_FRint): Align address.
1193 (frvbf_load_quad_CPR): Align address.
1194 (frvbf_store_quad_CPR): Align address.
1195 * frv-sim.h (GET_ISR_EMAM): New macro.
1196
11972000-03-08 Dave Brolley <brolley@redhat.com>
1198
1199 * traps.c (frvbf_division_exception): Check for masked overflow and
1200 set NE flags, if necessary.
1201 (frvbf_check_recovering_store): Queue writes to the hardware.
1202 (check_registers_available): Removed.
1203 (which_registers_available): Call frv_{fr,gr}_registers_available.
1204 (frvbf_clear_ne_flags): Call check_register_access.
1205 (frvbf_commit): Call check_register_access.
1206 * registers.h (frv_fr_registers_available): New function.
1207 (frv_gr_registers_available): New function.
1208 (frv_check_register_access): New function.
1209 (frv_check_gr_access): New function.
1210 (frv_check_fr_access): New function.
1211 * registers.c (frv_spr): Correct initial value of ISR.
1212 (fr500_spr): Correct initial value of ISR.
1213 (frv_fr_registers_available): New function.
1214 (frv_gr_registers_available): New function.
1215 (frv_check_register_access): New function.
1216 (frv_check_gr_access): New function.
1217 (frv_check_fr_access): New function.
1218 * interrupts.c (frv_queue_division_exception_interrupt): New function.
1219 (set_isr_exception_fields): New function.
1220 (set_exception_status_registers): Set ISR fields for division exception.
1221 (frv_save_data_written_for_interrupts): Handle CGEN_FN_SF_WRITE.
1222 * frv.c (frvbf_h_gr_get_handler): New function.
1223 (frvbf_h_gr_set_handler): New function.
1224 (frvbf_h_fr_get_handler): New function.
1225 (frvbf_h_fr_set_handler): New function.
1226 (frvbf_h_spr_get_handler): Remove special handling for ISR.
1227 (frvbf_h_spr_set_handler): Remove special handling for ISR.
1228 (spr_isr_get_handler): Removed.
1229 (spr_isr_set_handler): Removed.
1230 (frvbf_signed_integer_divide): New funciton.
1231 (frvbf_unsigned_integer_divide): New funciton.
1232 * frv-sim.h (frvbf_h_gr_get_handler): New function.
1233 (frvbf_h_gr_set_handler): New function.
1234 (frvbf_h_fr_get_handler): New function.
1235 (frvbf_h_fr_set_handler): New function.
1236 (frvbf_signed_integer_divide): New funciton.
1237 (frvbf_unsigned_integer_divide): New funciton.
1238 (frv_dtt): New enumeration.
1239 (struct frv_interrupt_queue_element): Add dtt member.
1240 (GET_ISR): New macro.
1241 (SET_ISR): New macro.
1242 (GET_ISR_EDEM): New macro.
1243 (SET_ISR_DTT): New macro.
1244 (SET_ISR_AEXC): New macro.
1245 (frvbf_division_exception): Add 2 'int' arguments.
1246 (frvbf_check_non_excepting_divide): Removed.
1247 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1248
12492000-02-29 Dave Brolley <brolley@redhat.com>
1250
1251 * traps.c (frv_itrap): Use GET_H_GR, SET_H_GR, GET_H_FR.
1252 (frv_rett): Use hardware access macros. Write PSR as a whole.
1253 (next_available_nesr): Check that NECR is valid.
1254 (next_valid_nesr): Check that NECR is valid.
1255 (frvbf_check_non_excepting_load): User new NECR access macros. Don't
1256 call hardware access functions. Use cover macros.
1257 (check_registers_available): New function.
1258 (clear_nesr_near): Check register availability.
1259 (clear_ne_flags): Check register availability.
1260 (frvbf_clear_ne_flags): Check register availability.
1261 (frvbf_commit): Check register availability.
1262 (which_registers_available): New function.
1263 * sim-main.h (registers.h): #include it.
1264 (register_control): New cpu field.
1265 (CPU_REGISTER_CONTROL): New macro.
1266 * reset.c (frv_initialize): Set HSR0 fields for cache here.
1267 (frv_power_on_reset): Initialize SPR registers and RSTR.
1268 (frv_hardware_reset): Initialize SPR registers and RSTR.
1269 (frv_software_reset): Reset SPR registers and RSTR.
1270 * options.c (frv_option_handler): Don't set HSR0 fields for cache here.
1271 Call frv_cache_init.
1272 * mloop.in (main loop): Check for insn access interrupts before
1273 executing the insn.
1274 * interrupts.c (frv_queue_external_interrupt): Use GET_H_PSR_ET.
1275 (frv_detect_insn_access_interrupts): Don't call hardware access
1276 functions directly. Use cover macros.
1277 (check_reset): Don't reset RSTR here.
1278 (next_available_esr): ESFR -> ESFR_FLAG.
1279 (next_available_edr): ESFR -> ESFR_FLAG.
1280 (clear_exception_status_registers): Use GET_ESFR and SET_ESFR.
1281 ESFR -> ESFR_FLAG.
1282 (frv_break_interrupt): Don't call hardware access functions directly.
1283 Use cover macros.
1284 (frv_program_or_software_interrupt): Ditto.
1285 (frv_external_interrupt): Ditto.
1286 * frv.c (frvbf_fetch_register): Don't call 'get' functions directly.
1287 (frvbf_store_register): Don't call 'set' functions directly.
1288 (frvbf_h_gr_double_get_handler): Use GET_H_GR.
1289 (frvbf_h_gr_double_set_handler): Use SET_H_GR.
1290 (frvbf_h_fr_double_get_handler): Use GET_H_FR.
1291 (frvbf_h_fr_double_set_handler): Use SET_H_FR.
1292 (frvbf_h_fr_int_get_handler): Use GET_H_FR.
1293 (frvbf_h_fr_int_set_handler): Use SET_H_FR.
1294 (frvbf_h_cpr_double_get_handler): Use GET_H_CPR.
1295 (frvbf_h_cpr_double_set_handler): Use SET_H_CPR.
1296 (frvbf_h_gr_quad_set_handler): Use SET_H_GR.
1297 (frvbf_h_fr_quad_set_handler): Use SET_H_FR.
1298 (frvbf_h_spr_get_handler): Check SPR access. Call renamed functions.
1299 Support shadow registers.
1300 (frvbf_h_spr_set_handler): Check SPR access. Call renamed functions.
1301 Support shadow registers.
1302 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1303 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1304 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1305 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1306 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1307 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1308 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1309 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1310 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1311 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1312 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1313 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1314 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1315 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1316 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1317 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1318 (frvbf_h_psr_esr_set_handler): Update to conform to FRV architecture
1319 version 1.3a.
1320 (spr_ccr_get_handler): Don't reference the hardware directly.
1321 (spr_ccr_set_handler): Don't reference the hardware directly.
1322 (spr_cccr_get_handler): Don't reference the hardware directly.
1323 (spr_cccr_set_handler): Don't reference the hardware directly.
1324 (spr_sr_get_handler): New function.
1325 (spr_sr_set_handler): New function.
1326 (frvbf_switch_supervisor_user_context): Temporarily switch to
1327 supervisor mode.
1328 (frvbf_store_quad_GR): Don't call handler directly.
1329 (frvbf_store_quad_FRint): Don't call handler directly.
1330 (frvbf_store_quad_CPR): Don't call handler directly.
1331 (frvbf_clear_all_accumulators): Removed.
1332 (frvbf_clear_accumulators): New function.
1333 (frvbf_model_fr500_u_media): Expand busy_adjustment to 8 members.
1334 Account for in_ACCGi and out_ACCGk.
1335 * frv-sim.h (RSTR_HARDWARE_RESET): New macro.
1336 (RSTR_SOFTWARE_RESET): New macro.
1337 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1338 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1339 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1340 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1341 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1342 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1343 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1344 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1345 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1346 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1347 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1348 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1349 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1350 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1351 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1352 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1353 (frvbf_clear_all_accumulators): Removed.
1354 (frvbf_clear_accumulators): New function.
1355 (GET_HSR0): Use GET_H_SPR.
1356 (SET_HSR0): Use SET_H_SPR.
1357 (CLEAR_HSR0_ICE): New macro.
1358 (CLEAR_HSR0_DCE): New macro.
1359 (GET_IHSR8): Use GET_H_SPR.
1360 (GET_PSR): New macro.
1361 (SET_PSR_ET): New macro.
1362 (GET_PSR_PS): New macro.
1363 (SET_PSR_S): New macro.
1364 (GET_ESFR): Changed to reference entire register.
1365 (SET_ESFR): Changed to reference entire register.
1366 (GET_ESFR_FLAG): New macro.
1367 (SET_ESFR_FLAG): New macro.
1368 (NECR_ELOS): Removed.
1369 (NECR_NEN): Removed.
1370 (NECR_VALID): Removed.
1371 (GET_NECR): New macro.
1372 (GET_NECR_ELOS): New macro.
1373 (GET_NECR_NEN): New macro.
1374 (GET_NECR_VALID): New macro.
1375 (NESR_RANGE): Removed.
1376 (GET_NESR): Use GET_H_SPR.
1377 (GET_NE_FLAGS): Use GET_H_SPR.
1378 * cache.h (CACHE_INITIALIZED): New macro.
1379 * Makefile.in (SIM_OBJS): Add registers.o.
1380 (SIM_EXTRA_DEPS): Add registers.h.
1381 (registers.o): New target.
1382 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1383
13842000-02-17 Dave Brolley <brolley@redhat.com>
1385
1386 * interrupts.c (frv_interrupt_table): Update priority order and handler
1387 offsets to conform to the architecture version 1.3a.
1388 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1389 to the architecture version 1.3a.
1390
13912000-02-17 Dave Brolley <brolley@redhat.com>
1392
1393 * interrupts.c (frv_interrupt_table): Update priority order and handler
1394 offsets to conform to the latest specifications.
1395 (frv_queue_interrupt): Correct comment. Identical interrupts can be
1396 queued. New variable 'iclass' used to test for external interrupts.
1397 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1398 to the latest specifications.
1399
14002000-01-20 Dave Brolley <brolley@redhat.com>
1401
1402 * sim-if.c (sim_open): Move frv-specific initialization to
1403 frv_initialize in reset.c.
1404 * interrupts.c (check_reset): Use RSTR_ADDRESS. Check and reset RSTR
1405 status bits for hardware vs software reset.
1406 * reset.c: New file.
1407 * frv-sim.h (frv_initialize): New function.
1408 (frv_power_on_reset): New function.
1409 (frv_hardware_reset): New function.
1410 (frv_software_reset): New function.
1411 (RSTR_ADDRESS): New macro.
1412 (RSTR_INITIAL_VALUE): New macro.
1413 (GET_RSTR_HR): New macro.
1414 (GET_RSTR_SR): New macro.
1415 (SET_RSTR_H): New macro.
1416 (SET_RSTR_S): New macro.
1417 (CLEAR_RSTR_P): New macro.
1418 (CLEAR_RSTR_H): New macro.
1419 (CLEAR_RSTR_S): New macro.
1420 (CLEAR_RSTR_HR): New macro.
1421 (CLEAR_RSTR_SR): New macro.
1422
14232000-01-03 Dave Brolley <brolley@cygnus.com>
1424
1425 * mloop.in (execute): Only call modeling function if the pointer is not
1426 NULL.
1427 * frv.c (frvbf_model_insn_after): Only access FR500_MODEL_DATA for
1428 fr500.
1429
14302000-01-03 Dave Brolley <brolley@cygnus.com>
1431
1432 * options.c (OPTION_FRV_MEMORY_LATENCY): New enumerator.
1433 (frv_options): Add --memory-latency.
1434 (frv_option_handler): Handle FRV_OPTION_MEMORY_LATENCY.
1435 * mloop.in (@cpu@_simulate_insn_prefetch): Use cache memory_latency.
1436 * frv.c (SET_ACC_USE_IS_MEDIA_P1): operate on d->curr_acc_p1
1437 (SET_ACC_USE_NOT_MEDIA_P1): operate on d->curr_acc_p1
1438 (SET_ACC_USE_IS_MEDIA_P2): operate on d->curr_acc_p1
1439 (SET_ACC_USE_NOT_MEDIA_P2): operate on d->curr_acc_p1
1440 (update_latencies): Only clear usage flags if the register has no
1441 target latency.
1442 (frvbf_model_insn_before): Update cur_acc_p1 and cur_acc_p2. Use | (or)
1443 not |= (or assgnment).
1444 (frvbf_model_insn_after): Print post processing wait for all insns.
1445 Update prev_acc_p1 and prev_acc_p2.
1446 (frvbf_model_fr500_u_gr_load_store): Use cache memory_latency.
1447 (frvbf_model_fr500_u_fr_load_store): Use cache memory_latency.
1448 (frvbf_model_fr500_u_swap): Use cache memory_latency.
1449 (frvbf_model_fr500_u_media): Use busy_adjustment[4] for out_ACC40Sk.
1450 (frvbf_model_fr500_u_media): Use busy_adjustment[5] for out_ACC40Uk.
1451 (frvbf_model_fr500_u_media_quad_arith): New function.
1452 (frvbf_model_fr500_u_media_dual_mul): New function.
1453 (frvbf_model_fr500_u_media_quad_mul): New function.
1454 (frvbf_model_fr500_u_media_quad_complex): New function.
1455 (frvbf_model_fr500_u_media_dual_expand): New function.
1456 (frvbf_model_fr500_u_media_dual_unpack): New function.
1457 (frvbf_model_fr500_u_media_dual_btoh): New function.
1458 (frvbf_model_fr500_u_media_dual_htob): New function.
1459 (frvbf_model_fr500_u_media_dual_btohe): New function.
1460 (frv_ref_SI): New function.
1461 * cache.h (FRV_CACHE): Add memory_latency field.
1462 * cache.c (frv_cache_init): Initialize memory_latency.
1463 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1464
14651999-12-17 Dave Brolley <brolley@cygnus.com>
1466
1467 * sim-if.c (sim_open): Initialize insn prefetch and reset register.
1468 * options.c (OPTIONS_FRV_PROFILE_CACHE): New enumeration.
1469 (OPTIONS_FRV_PROFILE_PARALLEL): New enumeration.
1470 (OPTIONS_FRV_TIMER): New enumeration.
1471 (frv_options): Add --profile-cache, --profile-parallel, --timer.
1472 (frv_option_handler): Override common implementation of -p. Handle
1473 --profile-cache, --profile-parallel, --timer.
1474 * mloop.in (execute): Call profiling functions if the timer interrupt
1475 is enabled.
1476 (@cpu@_simulate_insn_prefetch): New function.
1477 (main loop): Call @cpu@_simulate_insn_prefetch.
1478 * interrupts.c (frv_queue_interrupt): Don't queue two external
1479 interrupts of the same priority.
1480 (frv_queue_external_interrupt): New function.
1481 (frv_external_interrupt): New function.
1482 (handle_interrupt): Handle external interrupts.
1483 (check_reset): New function.
1484 (frv_process_interrupts): Call check_reset.
1485 * frv.c: Include "bfd.h"
1486 (frvbf_h_psr_get_handler): Set the PIL field.
1487 (frvbf_h_psr_set_handler): Get the PIL field.
1488 (DUAL_REG): New macro.
1489 (DUAL_DOUBLE): New macro.
1490 (SET_USE_IS_FPOP): New macro.
1491 (SET_USE_NOT_FPOP): New macro.
1492 (USE_IS_FPOP): New macro.
1493 (SET_USE_IS_MEDIA): New macro.
1494 (SET_USE_NOT_MEDIA): New macro.
1495 (USE_IS_MEDIA_P1): New macro.
1496 (SET_USE_IS_MEDIA_P1): New macro.
1497 (SET_USE_NOT_MEDIA_P1): New macro.
1498 (SET_USE_IS_MEDIA_P2): New macro.
1499 (SET_USE_NOT_MEDIA_P2): New macro.
1500 (USE_IS_MEDIA_P2): New macro.
1501 (SET_ACC_USE_IS_MEDIA_P1): New macro.
1502 (SET_ACC_USE_NOT_MEDIA_P1): New macro.
1503 (ACC_USE_IS_MEDIA_P1): New macro.
1504 (SET_ACC_USE_IS_MEDIA_P2): New macro.
1505 (SET_ACC_USE_NOT_MEDIA_P2): New macro.
1506 (ACC_USE_IS_MEDIA_P2): New macro.
1507 (RESOURCE_IDIV): New macro.
1508 (RESOURCE_FDIV): New macro.
1509 (RESOURCE_SQRT): New macro.
1510 (fr_busy_adjust): New array.
1511 (acc_busy_adjust): New array.
1512 (apply_latency_adjustments): New function.
1513 (update_latencies): New function.
1514 (handle_wait_cycles): New function.
1515 (handle_resource_wait): New function.
1516 (update_target_latencies): New function.
1517 (frvbf_model_insn_before): Add resource latency to cycle counts.
1518 (frvbf_model_insn_after): Add resource latency to cycle counts.
1519 (update_GR_latency): New function.
1520 (update_GRdouble_latency): New function.
1521 (update_FR_latency): New function.
1522 (update_FRdouble_latency): New function.
1523 (decrease_ACC_busy): New function.
1524 (decrease_FR_busy): New function.
1525 (increase_FR_busy): New function.
1526 (update_ACC_latency): New function.
1527 (update_CCR_latency): New function.
1528 (update_idiv_resource_latency): New function.
1529 (update_fdiv_resource_latency): New function.
1530 (update_fsqrt_resource_latency): New function.
1531 (vliw_wait_for_GR): New function.
1532 (vliw_wait_for_GRdouble): New function.
1533 (vliw_wait_for_FR): New function.
1534 (vliw_wait_for_FRdouble): New function.
1535 (vliw_wait_for_CCR): New function.
1536 (vliw_wait_for_ACC): New function.
1537 (vliw_wait_for_idiv_resource): New function.
1538 (vliw_wait_for_fdiv_resource): New function.
1539 (vliw_wait_for_fsqrt_resource): New function.
1540 (enforce_full_fr_latency): New function.
1541 (frvbf_model_fr500_u_exec): New function.
1542 (frvbf_model_fr500_u_integer): New function.
1543 (frvbf_model_fr500_u_imul): New function.
1544 (frvbf_model_fr500_u_idiv): New function.
1545 (frvbf_model_fr500_u_branch): New function.
1546 (frvbf_model_fr500_u_set_hilo): New function.
1547 (frvbf_model_fr500_u_gr_load_store): New function.
1548 (frvbf_model_fr500_u_fr_load_store): New function.
1549 (frvbf_model_fr500_u_swap): New function.
1550 (frvbf_model_fr500_u_fr2fr): New function.
1551 (frvbf_model_fr500_u_fr2gr): New function.
1552 (frvbf_model_fr500_u_spr2gr): New function.
1553 (frvbf_model_fr500_u_gr2fr): New function.
1554 (frvbf_model_fr500_u_gr2spr): New function.
1555 (post_wait_for_FR): New function.
1556 (post_wait_for_FRdouble): New function.
1557 (post_wait_for_ACC): New function.
1558 (post_wait_for_CCR): New function.
1559 (post_wait_for_fdiv): New function.
1560 (post_wait_for_fsqrt): New function.
1561 (adjust_float_register_busy): New function.
1562 (adjust_double_register_busy): New function.
1563 (restore_float_register_busy): New function.
1564 (restore_double_register_busy): New function.
1565 (frvbf_model_fr500_u_float_arith): New function.
1566 (frvbf_model_fr500_u_float_dual_arith): New function.
1567 (frvbf_model_fr500_u_float_div): New function.
1568 (frvbf_model_fr500_u_float_sqrt): New function.
1569 (frvbf_model_fr500_u_float_compare): New function.
1570 (frvbf_model_fr500_u_float_dual_compare): New function.
1571 (frvbf_model_fr500_u_float_convert): New function.
1572 (frvbf_model_fr500_u_media): New function.
1573 (frvbf_model_fr500_u_barrier): New function.
1574 (frvbf_model_fr500_u_membar): New function.
1575 * frv-sim.h (LEUINT): New macro.
1576 (GET_HSR0_SA): New macro.
1577 (struct frv_interrupt_timer): New struct.
1578 (struct frv_interrupt_state): Add timer fiield.
1579 (frv_queue_external_interrupt): New function.
1580 (frv_external_interrupt): New function.
1581 (frv_profile_info): New function.
1582 (PROFILE_CACHE_IDX): New enumerator.
1583 (PROFILE_PARALLEL_IDX): New enumerator.
1584 (PROFILE_cache): New macro.
1585 (PROFILE_parallel): New macro.
1586 (WITH_PROFILE_CACHE_P): New macro.
1587 (WITH_PROFILE_PARALLEL_P): New macro.
1588 * cache.h (FRV_CACHE): Add last_was_hit field.
1589 * cache.c (get_tag): Use new last_was_hit field.
1590 (frv_cache_read): Ditto.
1591 (frv_cache_write): Ditto.
1592 * arch.h,cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1593
15941999-12-13 Dave Brolley <brolley@cygnus.com>
1595
1596 * frv.c (frvbf_h_spr_set_handler): Handle accumulator guards.
1597 (frvbf_clear_all_accumulators): Pass frvbf_h_acc40S_set to
1598 sim_queue_fn_di_write.
1599 (frvbf_media_cut_ss): New function.
1600 * frv-sim.h (frvbf_media_cut_ss): New function.
1601 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1602
16031999-12-13 Dave Brolley <brolley@cygnus.com>
1604
1605 * pipeline.c (check_insn_major_constraints): F-4, F-8 and M-8 have
1606 no constraints.
1607 * interrupts.c (frv_queue_illegal_instruction_interrupt): Use
1608 FRV_IS_FLOAT_INSN and FRV_IS_MEDIA_INSN.
1609 (frv_detect_insn_access_interrupts): Use FRV_IS_FLOAT_INSN and
1610 FRV_IS_MEDIA_INSN.
1611 * frv.c (frvbf_model_simple_u_exec): New function.
1612 * frv-sim.h (FRV_IS_FLOAT_INSN): Range includes F-8.
1613 (FRV_IS_MEDIA_INSN): Range includes M-8.
1614
1615 * Makefile.in (stamp-cpu): add 'simple' to the list of machines.
1616 * arch.c,arch.h,cpu.h,cpuall.h,decode.c,decode.h,model.c,sem.c:
1617 Regenerate.
1618
16191999-12-10 Dave Brolley <brolley@cygnus.com>
1620
1621 * traps.c (check_registers_available): New function.
1622 (clear_ne_flags): Generate register_exception if register(s) not
1623 available.
1624 (frvbf_commit): Generate register_exception if register(s) not
1625 available.
1626 * interrupts.c (frv_program_or_software_interrupt): No need to copy
1627 GR4-GR7 to SR0-SR4.
1628 * frv.c (frvbf_h_psr_set_handler): Special handling for PSR.S and
1629 PSR.ESR.
1630 (frvbf_h_psr_s_set_handler): New function.
1631 (frvbf_h_psr_esr_set_handler): New function.
1632 (frvbf_switch_supervisor_user_context): New function.
1633 (frvbf_scan_result): Reflect latest ISA.
1634 * frv-sim.h (frvbf_h_psr_s_set_handler): New function.
1635 (frvbf_h_psr_esr_set_handler): New function.
1636 (frvbf_switch_supervisor_user_context): New function.
1637 (GET_HSR0_FRN): New Macro.
1638 (GET_HSR0_GRN): New Macro.
1639 (GET_HSR0_FRHE): New Macro.
1640 (GET_HSR0_FRLE): New Macro.
1641 (GET_HSR0_GRHE): New Macro.
1642 (GET_HSR0_GRLE): New Macro.
1643 (frv_ec): New value for FRV_EC_COMMIT_EXCEPTION.
1644 (GET_ESFR): New bit ordering.
1645 (SET_ESFR): New bit ordering.
1646 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1647
16481999-12-10 Michael Meissner <meissner@cygnus.com>
1649
1650 * Makefile.in (sim-if.o): Add eng.h dependency.
1651
16521999-12-09 Dave Brolley <brolley@cygnus.com>
1653
1654 * mloop.in (execute): Pass sc->first_insn_p to @cpu@_model_insn_before.
1655 Pass sc->last_insn_p to @cpu@_model_insn_before.
1656 (main loop): Compute sc->first_insn_p.
1657 * frv.c (frvbf_model_insn_before): Set state variables.
1658 (frvbf_model_insn_after): Count basic cycles. Set state variables.
1659 (frvbf_model_fr500_u_integer): Remove.
1660 * arch.h,cpu.h,decode.h,model.c: Regenerate.
1661
16621999-12-07 Dave Brolley <brolley@cygnus.com>
1663
1664 * sim-main.h (cache.h): Include it.
1665 (insn_cache): New member.
1666 (data_cache): New member.
1667 (CPU_INSN_CACHE): New macro.
1668 (CPU_DATA_CACHE): New macro.
1669 * sim-if.c (WANT_CPU): New macro.
1670 (WANT_CPU_FRVBF): New macro.
1671 (sim_open): Call sim_add_option_table. Call frv_cache_init for the
1672 data and insn caches for each cpu.
1673 (sim_close): Call frv_cache_term for the insn and data caches of each
1674 cpu.
1675 * mloop.in (extract): Read insn from the cache.
1676 (main loop): Access the insn cache in order to maintain stats.
1677 * memory.c (data_non_cache_access): New function.
1678 (insn_non_cache_access): New function.
1679 (frvbf_read_mem_QI): Attempt to read from the cache first.
1680 (frvbf_read_mem_UQI): Ditto.
1681 (frvbf_read_mem_HI): Ditto.
1682 (frvbf_read_mem_UHI): Ditto.
1683 (frvbf_read_mem_SI): Ditto.
1684 (frvbf_read_mem_DI): Ditto.
1685 (frvbf_read_mem_DF): Ditto.
1686 (frvbf_read_imem_USI): New function.
1687 (frvbf_write_mem_QI): Write through the cache is it is enabled.
1688 (frvbf_write_mem_UQI): Ditto.
1689 (frvbf_write_mem_HI): Ditto.
1690 (frvbf_write_mem_UHI): Ditto.
1691 (frvbf_write_mem_SI): Ditto.
1692 (frvbf_write_mem_DI): Ditto.
1693 (frvbf_write_mem_DF): Ditto.
1694 (frvbf_mem_set_QI): New function.
1695 (frvbf_mem_set_HI): New function.
1696 (frvbf_mem_set_SI): New function.
1697 (frvbf_mem_set_DI): New function.
1698 (frvbf_mem_set_DF): New function.
1699 (frvbf_mem_set_XI): New function.
1700 * interrupts.c (frv_save_data_written_for_interrupts): Handle
1701 CGEN_FN_MEM_QI_WRITE,
1702 CGEN_FN_MEM_HI_WRITE, CGEN_FN_MEM_SI_WRITE, CGEN_FN_MEM_DI_WRITE,
1703 CGEN_FN_MEM_DF_WRITE, CGEN_FN_MEM_XI_WRITE.
1704 * frv.c (frvbf_load_quad_GR): Call frvbf_read_mem_SI.
1705 Call sim_queue_fn_mem_xi_write.
1706 (frvbf_load_quad_FRint): Call frvbf_read_mem_SI.
1707 Call sim_queue_fn_mem_xi_write.
1708 (frvbf_load_quad_CPR): Call frvbf_read_mem_SI.
1709 Call sim_queue_fn_mem_xi_write.
1710 (frvbf_insn_cache_preload): New function.
1711 (frvbf_data_cache_preload): New function.
1712 (frvbf_insn_cache_unlock): New function.
1713 (frvbf_data_cache_unlock): New function.
1714 (frvbf_insn_cache_invalidate): New function.
1715 (frvbf_data_cache_invalidate): New function.
1716 (frvbf_data_cache_flush): New function.
1717 * frv-sim.h (sim-options.h): Include it.
1718 (GET_HSR0): New macro.
1719 (SET_HSR0): New macro.
1720 (GET_HSR0_ICE): New macro.
1721 (SET_HSR0_ICE): New macro.
1722 (GET_HSR0_DCE): New macro.
1723 (SET_HSR0_DCE): New macro.
1724 (GET_HSR0_CBM): New macro.
1725 (GET_HSR0_RME): New macro.
1726 (GET_IHSR8): New macro.
1727 (GET_IHSR8_NBC): New macro.
1728 (frvbf_insn_cache_preload): New function.
1729 (frvbf_data_cache_preload): New function.
1730 (frvbf_insn_cache_unlock): New function.
1731 (frvbf_data_cache_unlock): New function.
1732 (frvbf_insn_cache_invalidate): New function.
1733 (frvbf_data_cache_invalidate): New function.
1734 (frvbf_data_cache_flush): New function.
1735 (insn_non_cache_access): New function.
1736 (frvbf_read_imem_USI): New function.
1737 (frvbf_mem_set_QI): New function.
1738 (frvbf_mem_set_HI): New function.
1739 (frvbf_mem_set_SI): New function.
1740 (frvbf_mem_set_DI): New function.
1741 (frvbf_mem_set_DF): New function.
1742 (frvbf_mem_set_XI): New function.
1743 (frv_options): FRV specific command line options.
1744 * Makefile.in (SIM_OBJS): Add options.o and cache.o.
1745 (SIM_EXTRA_DEPS): Add $(sim-options_h).
1746 (cache.o): New target.
1747 (options.o): New target.
1748 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1749 * cache.h: New file.
1750 * cache.c: New file.
1751 * options.c: New file.
1752
17531999-11-29 Dave Brolley <brolley@cygnus.com>
1754
1755 * traps.c (frvbf_check_non_excepting_load): Use new NE_FLAG macros.
1756 (frvbf_check_non_excepting_divide): Ditto.
1757 (clear_ne_flags): Ditto
1758 (frvbf_commit): Ditto.
1759 * pipeline.c (frv_pipeline_add_insn): Clear the NE index for all insns.
1760 * mloop.in (_parallel_write_init): Clear NE flags here.
1761 * interrupts.c (frv_queue_fp_exception_interrupt): Set NE flags here
1762 for non excepting insns. Also check for masked interrupts here.
1763 (frv_process_interrupts): Write NE flags here.
1764 (set_fp_exception_registers): No longer check for masked interrupts
1765 here.
1766 (check_for_compound_interrupt): No need to worry about masked
1767 interrupts.
1768 * frv-sim.h (frv_interrupt_state): Add f_ne_flags member.
1769 (GET_NE_FLAGS): New macro.
1770 (SET_NE_FLAGS): New macro.
1771 (GET_NE_FLAG): Operate on accumulated argument.
1772 (SET_NE_FLAG): Operate on accumulated argument.
1773 (CLEAR_NE_FLAG): Operate on accumulated argument.
1774 * Makefile.in (FRVBF_INCLUDE_DEPS): Add $(SIM_EXTRA_DEPS)
1775 (frv.o): Correct dependencies.
1776 (traps.o): Ditto.
1777 (pipeline.o): Ditto.
1778 (interrupts.o): Ditto.
1779 (memory.o): Ditto.
1780 * sem.c: Regenerate.
1781
17821999-11-26 Dave Brolley <brolley@cygnus.com>
1783
1784 * traps.c (frvbf_fpu_error): Only call frv_queue_fp_exception if
1785 there is an exception indicated in the mask.
1786 * pipeline.c (frv_pipeline_add_insn): Clear ne_index in the interrupt
1787 state when adding a floating point insn to the pipeline.
1788 * interrupts.c (set_fp_exception_registers): Set NE flag for
1789 non-excepting insns.
1790 * frv-sim.h (frvbf_h_fr_double_get_handler): Mode of data is DF.
1791 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1792 (frvbf_h_fr_int_get_handler): New function.
1793 (frvbf_h_fr_int_set_handler): New function.
1794 (frvbf_set_ne_index): New function.
1795 (NE_NOFLAG): New macro.
1796 (frv_interrupt_state): Add ne_index member.
1797 * frv.c (frvbf_h_fr_double_get_handler): Mode of data is DF.
1798 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1799 (frvbf_h_fr_int_get_handler): New function.
1800 (frvbf_h_fr_int_set_handler): New function.
1801 (frvbf_set_ne_index): New function.
1802 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1803
18041999-11-24 Dave Brolley <brolley@cygnus.com>
1805
1806 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1807
18081999-11-23 Dave Brolley <brolley@cygnus.com>
1809
1810 * frv-sim.h (frvbf_media_cut): New function.
1811 * frv.c (frvbf_media_cut): New function.
1812 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1813
18141999-11-22 Dave Brolley <brolley@cygnus.com>
1815
1816 * frv-sim.h (frvbf_clear_all_accumulators): New function.
1817 * frv.c.h (frvbf_clear_all_accumulators): New function.
1818 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1819
18201999-11-18 Dave Brolley <brolley@cygnus.com>
1821
1822 * pipeline.c (frv_pipeline_add_insn): Only clear MSR0 and FSR0 fields
1823 if this is the first insn of its class in the pipeline.
1824 * frv-sim.h (frvbf_media_register_not_aligned): New function.
1825 * traps.c (frvbf_media_register_not_aligned): New function.
1826 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1827
18281999-11-17 Dave Brolley <brolley@cygnus.com>
1829
1830 * pipeline.c (frv_pipeline_add_insn): Clear MSRx.SIE fields.
1831 * frv-sim.h (OR_MSR_SIE): New macro.
1832 (CLEAR_MSR_SIE): New macro.
1833 (frvbf_media_overflow): Now takes sie argument.
1834 (frv_set_mp_exception_registers): Now takes sie argument.
1835 * interrupts.c (frv_set_mp_exception_registers): Now takes sie argument.
1836 Set MSRx.SIE field.
1837 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1838
18391999-11-15 Dave Brolley <brolley@cygnus.com>
1840
1841 * traps.c (frv_mtrap): New function.
1842 (frvbf_media_cr_not_aligned): New function.
1843 (frvbf_media_acc_not_aligned): New function.
1844 (frvbf_media_overflow): New function.
1845 * pipeline.c (frv_pipeline_add_insn): Clear MSR fields.
1846 * interrupts.c: Call frv_set_mp_exception_registers.
1847 (frv_set_mp_exception_registers): New function.
1848 * frv-sim.h (frv_msr_mtt): New enumeration.
1849 (GET_MSR): New macro.
1850 (SET_MSR): New macro.
1851 (GET_MSR_AOVF): New macro.
1852 (SET_MSR_AOVF): New macro.
1853 (GET_MSR_OVF): New macro.
1854 (SET_MSR_OVF): New macro.
1855 (CLEAR_MSR_OVF): New macro.
1856 (GET_MSR_MTT): New macro.
1857 (SET_MSR_MTT): New macro.
1858 (frv_set_mp_exception_registers): New function.
1859 (frv_mtrap): New function.
1860 (FRV_IS_MEDIA_INSN): New macro.
1861 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1862
18631999-11-10 Dave Brolley <brolley@cygnus.com>
1864
1865 * sim-main.h (_sim_cpu): Add debug_state member.
1866 * mloop.in (_parallel_write_queued): Clear data_written.length.
1867 * interrupts.c (frv_interrupt_table): Offset of BREAK_EXCEPTION
1868 handler is 0xff.
1869 (frv_queue_break_interrupt): New function.
1870 (frv_break_interrupt): New function.
1871 (handle_interrupt): Handle break_interrupt.
1872 (frv_non_operating_interrupt): Now takes interrupt_kind.
1873 * frv-sim.h (frv_queue_break_interrupt): New function.
1874 (frv_break_interrupt): New function.
1875 (frv_break): New function.
1876 (frv_non_operating_interrupt): Now takes interrupt_kind.
1877 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1878
18791999-11-09 Dave Brolley <brolley@cygnus.com>
1880
1881 * pipeline.c (frv_pipeline_add_insn): Clear FSR0.FTT when adding
1882 a floating point insn.
1883 * traps.c (frvbf_fpu_error): Map fpu status to frv interrupts.
1884 * interrupts.c (frv_queue_illegal_instruction_interrupt): Call
1885 frv_queue_fp_exception_interrupt.
1886 (frv_queue_fp_exception_interrupt): New function.
1887 (next_available_fq): New function.
1888 (set_fp_exception_registers): New function.
1889 (set_exception_status_registers): Now returns 1 if interrupt not masked.
1890 (check_for_compound_interrupt): Now returns NULL if interrupt masked.
1891 (frv_program_interrupt): Don't process interrupt if it is masked.
1892 * frv.c (frvbf_h_fr_double_get_handler): Call
1893 frv_queue_fp_exception_interrupt.
1894 (frvbf_h_fr_double_set_handler): Call frv_queue_fp_exception_interrupt.
1895 (frvbf_h_fr_quad_set_handler): Call frv_queue_fp_exception_interrupt.
1896 (frvbf_store_quad_FRint): Call frv_queue_fp_exception_interrupt.
1897 * frv-sim.h: Get/set hardware directly in GET/SET macros.
1898 (frv_fp_exception_info): New struct type.
1899 (frv_interrupt_queue_element): Add fp_info member.
1900 (frv_fsr_traps): New enumeration.
1901 (frv_fsr_ftt): New enumeration.
1902 (frv_sie): New enumeration.
1903 (frv_miv): New enumeration.
1904 (GET_FSR): New macro.
1905 (SET_FSR): New macro.
1906 (GET_FSR_TEM): New macro.
1907 (SET_FSR_QNE): New macro.
1908 (SET_FSR_FTT): New macro.
1909 (GET_FSR_AEXC): New macro.
1910 (SET_FSR_AEXC): New macro.
1911 (GET_FQ): New macro.
1912 (SET_FQ): New macro.
1913 (SET_FQ_OPC): New macro.
1914 (SET_FQ_MIV): New macro.
1915 (SET_FQ_SIE): New macro.
1916 (SET_FQ_FTT): New macro.
1917 (SET_FQ_CEXC): New macro.
1918 (GET_FQ_VALID): New macro.
1919 (SET_FQ_VALID): New macro.
1920 (frv_queue_fp_exception_interrupt): New function.
1921 (FRV_IS_FLOAT_INSN): New macro.
1922
19231999-11-04 Dave Brolley <brolley@cygnus.com>
1924
1925 * traps.c (frvbf_fpu_error): No floating point errors need to be
1926 detected.
1927 * interrupts.c (clear_exception_status_registers): Clear 'valid' fields
1928 of the ESR registers too.
1929 (set_exception_status_registers): Don't set EAR for any precise
1930 interrupts. Register index should be 1 for insns in PIPE_I1. Clear
1931 ESR.EAV and ESR.EDV if not setting them. Set ESR.VALID.
1932 (non_operating_interrupt): No need for return code.
1933 (frv_program_or_software_interrupt): Process interrupt regardless
1934 of operating mode. If PSR.ET was not set at the start of processing,
1935 then stop the simulation with a message.
1936 (frv_save_data_written_for_interrupts): Handle CGEN_FN_XI_WRITE and
1937 CGEN_MEM_XI_WRITE.
1938 * frv.c (frvbf_h_gr_quad_set_handler): New function.
1939 (frvbf_h_fr_quad_set_handler): New function.
1940 (frvbf_h_cpr_quad_set_handler): New function.
1941 (frvbf_load_quad_GR): Renamed from frvbf_load_multiple_GR. Use new
1942 sim_queue_fn_xi_write.
1943 (frvbf_load_quad_FRint): Renamed from frvbf_load_multiple_GR. Use new
1944 sim_queue_fn_xi_write.
1945 (frvbf_load_quad_CPR): Renamed from frvbf_load_multiple_GR. Use new
1946 sim_queue_fn_xi_write.
1947 (frvbf_store_quad_GR): Renamed from frvbf_store_multiple_GR. Use new
1948 sim_queue_mem_xi_write.
1949 (frvbf_store_quad_FRint): Renamed from frvbf_store_multiple_GR. Use new
1950 sim_queue_mem_xi_write.
1951 (frvbf_store_quad_CPR): Renamed from frvbf_store_multiple_GR. Use new
1952 sim_queue_mem_xi_write.
1953 * frv-sim.h (frvbf_h_gr_quad_set_handler): New function.
1954 (frvbf_h_fr_quad_set_handler): New function.
1955 (frvbf_h_cpr_quad_set_handler): New function.
1956 (SET_ESR_VALID): New macro.
1957 (CLEAR_ESR_VALID): New macro.
1958 (CLEAR_ESR_EAV): New macro.
1959 (CLEAR_ESR_EDV): New macro.
1960 * sem.c: Regenerate.
1961
19621999-11-02 Dave Brolley <brolley@cygnus.com>
1963
1964 * traps.c (frv_core_signal): Call
1965 frv_queue_mem_address_not_aligned_interrupt.
1966 * mloop.in (_parallel_write_queued): Call
1967 frv_save_data_written_for_interrupts.
1968 * frv.c (frvbf_h_gr_double_get_handler): Call
1969 frv_queue_register_exception_interrupt.
1970 (frvbf_h_cpr_double_get_handler): Call
1971 frv_queue_register_exception_interrupt.
1972 (frvbf_h_cpr_double_set_handler): Call
1973 frv_queue_register_exception_interrupt.
1974 (frvbf_load_multiple_GR): Call
1975 frv_queue_register_exception_interrupt.
1976 (frvbf_store_multiple_GR): Call
1977 frv_queue_register_exception_interrupt.
1978 (frvbf_load_multiple_CPR): Call
1979 frv_queue_register_exception_interrupt.
1980 (frvbf_store_multiple_CPR): Call
1981 frv_queue_register_exception_interrupt.
1982 (frvbf_h_tbr_get_handler): Fix TBR.TBA mask.
1983 * interrupts.c (frv_queue_software_interrupt): Now returns interrupt
1984 queue element.
1985 (frv_queue_program_interrupt): Now returns interrupt queue element.
1986 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
1987 element.
1988 (frv_queue_interrupt): Now returns interrupt queue element.
1989 (frv_queue_register_exception_interrupt): New function.
1990 (frv_queue_mem_address_not_aligned_interrupt): New function.
1991 (frv_save_data_written_for_interrupts): New function.
1992 (next_available_edr): EDR registers available in blocks of 4.
1993 (clear_exception_status_registers): New function.
1994 (set_exception_status_registers): Pass esr to SET_ESR* macros.
1995
1996 * frv-sim.h (struct frv_data_written): New struct type.
1997 (frv_interrupt_queue_element): Add data_written member.
1998 (frv_queue_software_interrupt): Now returns interrupt queue element.
1999 (frv_queue_program_interrupt): Now returns interrupt queue element.
2000 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
2001 element.
2002 (frv_queue_interrupt): Now returns interrupt queue element.
2003 (frv_queue_register_exception_interrupt): New function.
2004 (frv_queue_mem_address_not_aligned_interrupt): New function.
2005 (frv_save_data_written_for_interrupts): New function.
2006
20071999-10-27 Dave Brolley <brolley@cygnus.com>
2008
2009 * interrupts.c (ITABLE_ENTRY): New macro.
2010 (frv_interrupt_table): Add exception codes.
2011 (next_available_esr): New function.
2012 (next_available_edr): New function.
2013 (set_edr_register): New function.
2014 (set_exception_status_registers): New function.
2015 (check_for_compound_interrupt): Record information on all interrupts
2016 found.
2017 (frv_program_interrupt): Always call check_for_compound_interrupt.
2018 * frv.c (frvbf_h_pc_set_handler): Removed.
2019 (frvbf_h_spr_get_handler): Handle LR register.
2020 (frvbf_h_spr_set_handler): Handle LR register.
2021 (frvbf_h_lr_get_handler): New function.
2022 (frvbf_h_lr_set_handler): New function.
2023 * frv-sim.h (frvbf_h_lr_get_handler): New function.
2024 (frvbf_h_lr_set_handler): New function.
2025 (frv_ec): New enumeration.
2026 (frv_interrupt): Add frv_ec field.
2027 (frv_rec): New enumeration.
2028 (frv_daec): New enumeration.
2029 (frv_interrupt_queue_element): Add eaddress, rec, iaec, daec fields.
2030 (SET_ESR_EC): New macro.
2031 (SET_ESR_REC): New macro.
2032 (SET_ESR_IAEC): New macro.
2033 (SET_ESR_DAEC): New macro.
2034 (SET_ESR_EAV): New macro.
2035 (GET_ESR_EDV): New macro.
2036 (SET_ESR_EDV): New macro.
2037 (GET_ESR_EDN): New macro.
2038 (SET_ESR_EDN): New macro.
2039 (GET_ESR): New macro.
2040 (SET_ESR): New macro.
2041 (SET_EPCR): New macro.
2042 (SET_EAR): New macro.
2043 (SET_EDR): New macro.
2044 (GET_ESFR): New macro.
2045 (SET_ESFR): New macro.
2046 * cpu.c,cpu.h,sem.c: Rebuild.
2047
20481999-10-26 Dave Brolley <brolley@cygnus.com>
2049
2050 * traps.c (frvbf_check_non_excepting_load): Only set NESR, NECR, NEEAR
2051 if mach is frv.
2052 (clear_nesr_neear): Only execute if mach is frv.
2053
20541999-10-22 Dave Brolley <brolley@cygnus.com>
2055
2056 * sim-main.h (sim_cpu): Add pipeline.
2057 (CPU_PIPELINE): New macro.
2058 * mloop.in (_parallel_write_queued): Maintain pc in cpu during writes.
2059 (main loop): Maintain pc in cpu.
2060 * frv-sim.h (frv_queue_software_interrupt): New interface.
2061 (frv_queue_program_interrupt): New interface.
2062 (frv_queue_illegal_instruction_interrupt: New interface.
2063 (frv_queue_interrupt): New interface.
2064 (frv_detect_insn_access_interrupts): New interface.
2065 (frv_process_interrupts): New interface.
2066 (frv_program_interrupt): New interface.
2067 (frv_software_interrupt): New interface.
2068 (frv_program_or_software_interrupt): New interface.
2069 (FRV_PIPELINE): Moved from pipline.c.
2070 (frv_pipeline_reset): New interface.
2071 (frv_pipeline_add_insn): New interface.
2072 * interrupts.c (frv_queue_software_interrupt): New interface.
2073 (frv_queue_program_interrupt): New interface.
2074 (frv_queue_illegal_instruction_interrupt: New interface.
2075 (frv_queue_interrupt): New interface.
2076 (frv_detect_insn_access_interrupts): New interface.
2077 (frv_process_interrupts): New interface.
2078 (frv_program_interrupt): New interface.
2079 (frv_software_interrupt): New interface.
2080 (frv_program_or_software_interrupt): New interface.
2081 * frv.c: Use new interfaces.
2082 * pipeline.c: Use new interfaces.
2083 * traps.c: Use new interfaces.
2084 * memory.c: Use new interfaces.
2085 (frv_address_forbidden): No longer static.
2086
20871999-10-19 Dave Brolley <brolley@cygnus.com>
2088
2089 * traps.c (frvbf_check_non_excepting_load): Set NESR.DAEC, NESR.REC and
2090 NESR.EC.
2091 * mloop.in (_parallel_write_queued): Handle CGEN_FN_PC_WRITE.
2092 * frv.c (frvbf_h_pc_set_handler): New function.
2093 * interrupts.c (frv_detect_data_interrupt): Removed.
2094 (address_forbidden): Removed.
2095 * frv-sim.h (frv_detect_data_interrupt): Removed.
2096 (NESR_MEM_ADDRESS_NOT_ALIGNED): New macro.
2097 (NESR_REGISTER_NOT_ALIGNED): New macro.
2098 (NESR_UQI_SIZE): New macro.
2099 (NESR_QI_SIZE): New macro.
2100 (NESR_UHI_SIZE): New macro.
2101 (NESR_HI_SIZE): New macro.
2102 (NESR_SI_SIZE): New macro.
2103 (NESR_DI_SIZE): New macro.
2104 (NESR_XI_SIZE): New macro.
2105 (GET_NESR_DAEC): New macro.
2106 (SET_NESR_DAEC): New macro.
2107 (GET_NESR_REC): New macro.
2108 (SET_NESR_REC): New macro.
2109 (GET_NESR_EC): New macro.
2110 (SET_NESR_EC): New macro.
2111 (frvbf_read_mem_QI): New function.
2112 (frvbf_read_mem_UQI): New function.
2113 (frvbf_read_mem_HI): New function.
2114 (frvbf_read_mem_UHI): New function.
2115 (frvbf_read_mem_SI): New function.
2116 (frvbf_read_mem_WI): New function.
2117 (frvbf_read_mem_DI): New function.
2118 (frvbf_read_mem_DF): New function.
2119 (frvbf_write_mem_QI): New function.
2120 (frvbf_write_mem_UQI): New function.
2121 (frvbf_write_mem_HI): New function.
2122 (frvbf_write_mem_UHI): New function.
2123 (frvbf_write_mem_SI): New function.
2124 (frvbf_write_mem_WI): New function.
2125 (frvbf_write_mem_DI): New function.
2126 (frvbf_write_mem_DF): New function.
2127 * Makefile.in (SIM_OBJS): Add memory.o.
2128 * cpu.c,cpu.h,sem.c: Rebuild.
2129
21301999-10-18 Dave Brolley <brolley@cygnus.com>
2131
2132 * sim-if.c (sim_open): Use a real fpu error function.
2133 * pipeline.c (frv_pipeline_add_insn): Don't add invalid insns.
2134 * mloop.in (_parallel_write_queued): Clear queue after writing.
2135 * interrupts.c (check_for_compound_interrupt): New function.
2136 (non_operating_interrupt): New function.
2137 * frv-sim.h (frvbf_h_gr_double_get_handler): New function.
2138 (frvbf_h_gr_double_set_handler): New function.
2139 (frvbf_h_fr_double_get_handler): New function.
2140 (frvbf_h_fr_double_set_handler): New function.
2141 (frvbf_h_cpr_double_get_handler): New function.
2142 (frvbf_h_cpr_double_set_handler): New function.
2143 (frv_interrupt_queue_element): New struct type.
2144 (frv_queue_program_interrupt): Now takes pc.
2145 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2146 (frv_queue_interrupt): Now takes pc.
2147 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2148 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2149 (frvbf_division_exception): New function.
2150 (frvbf_fpu_error): New function.
2151 (frvbf_load_multiple_GR): New function.
2152 (frvbf_load_multiple_FR): New function.
2153 (frvbf_load_multiple_CPR): New function.
2154 * frv.c (frvbf_h_gr_double_get_handler): New function.
2155 (frvbf_h_gr_double_set_handler): New function.
2156 (frvbf_h_fr_double_get_handler): New function.
2157 (frvbf_h_fr_double_set_handler): New function.
2158 (frvbf_h_cpr_double_get_handler): New function.
2159 (frvbf_h_cpr_double_set_handler): New function.
2160 (frv_interrupt_queue_element): New struct type.
2161 (frv_queue_program_interrupt): Now takes pc.
2162 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2163 (frv_queue_interrupt): Now takes pc.
2164 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2165 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2166 (frvbf_fpu_error): New function.
2167 (frvbf_load_multiple_GR): New function.
2168 (frvbf_load_multiple_FR): New function.
2169 (frvbf_load_multiple_CPR): New function.
2170 * traps.c (frvbf_division_exception): New function.
2171 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2172
21731999-10-12 Dave Brolley <brolley@cygnus.com>
2174
2175 * mloop.in (new_vpc): New variable.
2176 (main loop): Call frv_detect_insn_access_interrupts. Call
2177 frv_detect_data_interrupts.
2178 * interrupts.c (access_queued_to): New function.
2179 (frv_detect_data_interrupts): New function.
2180 (frv_detect_insn_access_interrupts): New function.
2181 (frv_program_or_software_interrupt): Set PSR.S.
2182 * frv-sim.h (frv_detect_data_interrupts): New function.
2183 (frv_detect_insn_interrupts): New function.
2184
21851999-10-07 Dave Brolley <brolley@cygnus.com>
2186
2187 * frv-sim.h (frvbf_h_gr_hi_get_handler): New function.
2188 (frvbf_h_gr_hi_set_handler): New function.
2189 (frvbf_h_gr_lo_get_handler): New function.
2190 (frvbf_h_gr_lo.set_handler): New function.
2191 * frv.c (frvbf_h_gr_hi_get_handler): New function.
2192 (frvbf_h_gr_hi_set_handler): New function.
2193 (frvbf_h_gr_lo_get_handler): New function.
2194 (frvbf_h_gr_lo.set_handler): New function.
2195 (frvbf_model_fr500_u_integer): New function.
2196 * arch.h,cpu.h,cpu.c,decode.h,decode.c,model.c,sem.c: Rebuild.
2197
21981999-10-04 Dave Brolley <brolley@cygnus.com>
2199
2200 * traps.c: Use sim_engine_abort.
2201 * pipeline.c (frv_pipeline): Add field for insn major.
2202 (add_next_to_pipe): Return address of matching pipeline.
2203 (find_major_in_pipeline): New function.
2204 (check_insn_major_constraints: New function.
2205 (frv_pipeline_add_insn): Add checks for insn major constraints.
2206 * interrupts.c (frv_process_interrupts): Use sim_engine_abort.
2207 * frv.c (frvbf_h_spr_get_handler): No need to abort.
2208
2209Thu Sep 30 18:10:25 1999 Dave Brolley <brolley@cygnus.com>
2210
2211 * pipeline.c: New file.
2212 * mloop.in (main loop): Call frv_pipeline_reset.
2213 Call frv_pipeline_add_insn.
2214 * frv-sim.h (frv_pipeline_reset): New function.
2215 (frv_pipeline_add_insn): New function.
2216 * Makefile.in (SIM_OBJS): Add pipeline.o
2217
22181999-09-29 Doug Evans <devans@casey.cygnus.com>
2219
2220 * sem.c: Rebuild.
2221 * traps.c (sim_engine_invalid_insn): New arg `vpc'. Change type of
2222 result to SEM_PC. Return vpc.
2223
2224Wed Sep 29 16:01:52 1999 Dave Brolley <brolley@cygnus.com>
2225
2226 * interrupts.c (frv_interrupt_table): DATA_STORE_ERROR is imprecise.
2227 (frv_queue_interrupt): Don't detect identical interrupts here.
2228
2229Wed Sep 29 14:49:52 1999 Dave Brolley <brolley@cygnus.com>
2230
2231 * interrupts.c: New file.
2232 * traps.c (sim_engine_invalid_insn): Return PC of next insn.
2233 (frv_software_interrupt): Moved to interrupts.c.
2234 (frv_itrap): New interface. Call frv_queue_software_interrupt.
2235 * mloop.in (@cpu@_parallel_write_init): set previous_vliw_pc.
2236 (@cpu@_perform_writeback): New function.
2237 (main loop): Call frv_process_interrupts.
2238 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2239 (frv_itrap): New interface.
2240 (frv_interrupt_class): New enumeration.
2241 (frv_interrupt_kind): New enumeration.
2242 (struct frv_interrupt): New struct type.
2243 (frv_interrupt_table): New table of interrupt information.
2244 (FRV_INTERRUPT_QUEUE_SIZE): New macro.
2245 (struct frv_interrupt_state): New struct type.
2246 (frv_interrupt_state): New global variable.
2247 (previous_vliw_pc): New global variable.
2248 (frv_queue_software_interrupt): New function.
2249 (frv_queue_program_interrupt): New function.
2250 (frv_queue_interrupt): New function.
2251 (frv_process_interrupts): New function.
2252 (frv_program_interrupt): New function.
2253 (frv_software_interrupt): New function.
2254 (frv_program_or_software_interrupt): New function.
2255 (frv_clear_interrupt_classes): New function.
2256 * frv.c (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2257 * Makefile.in (SIM_OBJS): Add interrupts.o
2258 * sem.c: Rebuild.
2259
22601999-09-25 Doug Evans <devans@casey.cygnus.com>
2261
2262 * cpu.h,cpuall.h,decode.c,sem.c: Rebuild.
2263
2264Tue Sep 21 17:16:47 1999 Dave Brolley <brolley@cygnus.com>
2265
2266 * mloop.in (main loop): Determine last insn from scache entry.
2267 * cpu.h: Rebuild.
2268 * cpuall.h: Rebuild.
2269
2270Tue Sep 14 14:21:31 1999 Dave Brolley <brolley@cygnus.com>
2271
2272 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): New flag.
2273 (NECR_ELOS): Define as unshifted value.
2274 (NECR_NEN): Define as unshifted value.
2275 (NECR_VALID): Define as unshifted value.
2276 (SET_NESR): Rewite to use post-write queue.
2277 (SET_NESR_VALID): Rewite to operate on argument.
2278 (SET_NESR_EAV): Rewite to operate on argument.
2279 (SET_NESR_FR): Rewite to operate on argument.
2280 (CLEAR_NESR_FR): Rewite to operate on argument.
2281 (SET_NESR_DRN): Rewite to operate on argument.
2282 (SET_NESR_SIZE): Rewite to operate on argument.
2283 (SET_NESR_NEAN): Rewite to operate on argument.
2284 (SET_NEEAR): Rewite to use post-write queue.
2285 (SET_NE_FLAG): Rewite to use post-write queue.
2286 (CLEAR_NE_FLAG): Rewite to use post-write queue.
2287 * traps.c (frv_software_interrupt): Rewite to use post-write queue.
2288 (frv_rett): Rewite to use post-write queue.
2289 (next_available_nesr): Rewrite to use new macro interfaces.
2290 (next_valid_nesr): Ditto.
2291 (frvbf_check_non_excepting_load): Ditto.
2292 (frvbf_check_recovering_store): Ditto.
2293 (clear_nesr_neear): Ditto.
2294 (clear_ne_flags): Ditto.
2295 * mloop.in (main loop): Update PCSR with address of next VLIW insn
2296 when flag is set.
2297 * frv.c (frvbf_h_spr_get_handler): Shift register fields here now.
2298 (frvbf_store_multiple_GR): Rewite to use post-write queue.
2299 (frvbf_store_multiple_FRint): Rewite to use post-write queue.
2300 (frvbf_store_multiple_CPR): Rewite to use post-write queue.
2301 * Makefile.in (frv.o): Depend on cgen-par.h.
2302
2303Fri Sep 10 17:03:15 1999 Dave Brolley <brolley@cygnus.com>
2304
2305 * frv-sim.h (frvbf_set_write_next_vliw_addr_to_LR): New function.
2306 (frvbf_write_next_vliw_addr_to_LR): New flag.
2307 * frv.c (frvbf_set_write_next_vliw_addr_to_LR): New function.
2308 * mloop.in: Only take the first branch in a VLIW insn. Set LR to the
2309 address of the next VLIW insn if flag is set.
2310 * cpu.h,decode.c,sem.c: Rebuild.
2311
2312Tue Sep 7 13:44:23 1999 Dave Brolley <brolley@cygnus.com>
2313
2314 * mloop.in: Limit parallel insns to MAX_PARALLEL_INSNS.
2315 * sem.c: Rebuild.
2316
23171999-09-02 Doug Evans <devans@casey.cygnus.com>
2318
2319 * configure: Regenerated to track ../common/aclocal.m4 changes.
2320
23211999-09-01 Doug Evans <devans@casey.cygnus.com>
2322
2323 * decode.c: Rebuild.
2324
2325Mon Aug 30 17:54:57 1999 Dave Brolley <brolley@cygnus.com>
2326
2327 * traps.c (frv_rett): New function.
2328 * frv.c (frvbf_h_spr_get_handler): Handle bpsr.
2329 (frvbf_h_spr_set_handler): Handle bpsr.
2330 (frvbf_h_bpsr_get_handler): New function.
2331 (frvbf_h_bpsr_set_handler): New function.
2332 * frv-sim.h (frv_rett): New function.
2333 (frvbf_h_bpsr_get_handler): New function.
2334 (frvbf_h_bpsr_set_handler): New function.
2335 * mloop.in: Read actual packing bit.
2336 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2337
2338Tue Aug 31 16:04:37 1999 Dave Brolley <brolley@cygnus.com>
2339
2340 * traps.c (WANT_CPU): New macro.
2341 (WANT_CPU_FRVBF): New macro.
2342 (frvbf_check_recovering_store): Use registers for source and queue
2343 writes.
2344 * mloop.in: New main loop for parallel support.
2345 (@cpu@_parallel_write_init): New function.
2346 (@cpu@_parallel_write_queued): New function.
2347 * frv-sim.h (set_icc_for_shift_left): New interface.
2348 (set_icc_for_shift_right): New interface.
2349 (frvbf_check_recovering_store): New interface.
2350 * frv.c (set_icc_for_shift_left): Pass and return icc value.
2351 (set_icc_for_shift_right): Pass and return icc value.
2352 (frvbf_check_recovering_store): New interface.
2353 * Makefile.in (FRV_OBJS): Add cgen-par.o.
2354 (stamp-mloop): Add cgen parallel options.
2355 (stamp-arch): Remove with-profile option.
2356 (stamp-cpu): Add cgen parallel options.
2357 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2358
23591999-08-28 Doug Evans <devans@casey.cygnus.com>
2360
2361 * cpu.h,decode.c,sem.c: Rebuild.
2362
2363Wed Aug 25 12:25:04 1999 Dave Brolley <brolley@cygnus.com>
2364
2365 * arch.h,cpu.h,decode.h,model.c,sem.c: Rebuild.
2366
2367Thu Aug 19 17:59:00 1999 Dave Brolley <brolley@cygnus.com>
2368
2369 * configure.in: fr500 now the default model.
2370 * configure: Regenerate.
2371 * frv.c: Change frv-1 to frv-gen.
2372 (frvbf_model_fr500_u_exec): New function.
2373 * Makefile.in (stamp-cpu): Use 'mach=frv,fr500' to build decoder.
2374 * mloop.in: Fix typos in comments.
2375 * arch.c,arch.h,cpu.h,cpuall.h,decode.h,model.c,sem.c: Rebuild.
2376
23771999-08-17 Dave Brolley <brolley@cygnus.com>
2378
2379 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2380
23811999-08-09 Doug Evans <devans@casey.cygnus.com>
2382
2383 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2384
23851999-08-04 Doug Evans <devans@casey.cygnus.com>
2386
2387 * cpu.h,cpuall.h,decode.c,model.c,sem.c: Rebuild.
2388
2389Fri Jul 16 14:50:15 1999 Dave Brolley <brolley@cygnus.com>
2390
2391 * frv.c (frvbf_fetch_register): Use GDB register number macros.
2392 (frvbf_store_register): Use GDB register number macros.
2393 (frvbf_cut): New function.
2394 * frv-sim.h (GR_REGNUM_MAX): New macro.
2395 (FR_REGNUM_MAX): New macro.
2396 (PC_REGNUM): New macro.
2397 (LR_REGNUM): New macro.
2398 (frvbf_cut): New function.
2399 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2400
24011999-07-15 Stan Shebs <shebs@andros.cygnus.com>
2402
2403 * frv.c (frvbf_fetch_register): Add ability to get LR register,
2404 add default for unhandled registers.
2405 (frvbf_store_register): Add ability to set LR register.
2406
24071999-07-14 Stan Shebs <shebs@andros.cygnus.com>
2408
2409 * frv.c (frvbf_fetch_register, frvbf_store_register): Fill in.
2410 (decode_gdb_dr_regnum): Remove, not used.
2411
24121999-07-13 Michael Meissner <meissner@cygnus.com>
2413
2414 * Makefile.in (SIM_EXTRA_FLAGS): Incorporate @sim_trapdump@.
2415
2416 * configure.in (--enable-sim-trapdump): New switch to make unknown
2417 traps dump the register contents, instead of doing the trap thing.
2418 * configure: Regenerate.
2419
2420 * frv-sim.h (TRAP_BREAKPOINT): Define as 81, so it can be used.
2421 (TRAP_REGDUMP{1,2}): Define to provide register dumping support
2422 temporarily.
2423
2424 * traps.h (toplevel): Include bfd.h, libiberity.h.
2425 (frv_itrap): Add support for --enable-sim-trapdump and traps 2,3
2426 dumping the registers.
2427
2428Thu Jul 8 10:57:39 1999 Dave Brolley <brolley@cygnus.com>
2429
2430 * Makefile.in (SIM_EXTRA_LIBS): Removed. libm no longer needed.
2431
2432Wed Jul 7 17:01:12 1999 Dave Brolley <brolley@cygnus.com>
2433
2434 * cpu.c,cpu.h,decode.c,model.c,sem.c: Rebuild.
2435
2436Tue Jul 6 16:12:18 1999 Dave Brolley <brolley@cygnus.com>
2437
2438 * frv.c (frvbf_square_root_SF): Removed.
2439 (frvbf_square_root_DF): Removed.
2440 (frvbf_h_fr_double_get_handler): Removed.
2441 (frvbf_h_fr_double_set_handler): Removed.
2442 (frvbf_h_fr_int_get_handler): Removed.
2443 (frvbf_h_fr_int_set_handler): Removed.
2444 * frv-sim.h (frvbf_square_root_SF): Removed.
2445 (frvbf_square_root_DF): Removed.
2446 (frvbf_h_fr_double_get_handler): Removed.
2447 (frvbf_h_fr_double_set_handler): Removed.
2448 (frvbf_h_fr_int_get_handler): Removed.
2449 (frvbf_h_fr_int_set_handler): Removed.
2450 * decode.c,decode.h,model.c,sem.c: Rebuild.
2451
24521999-07-05 Doug Evans <devans@casey.cygnus.com>
2453
2454 * Makefile.in (SIM_OBJS): Add cgen-fpu.o, cgen-accfp.o.
2455 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2456 * sim-if.c (sim_open): Initialize fpu.
2457 * frv-sim.h (SETMEMSF,SETMEMDF): Delete.
2458 * frv.c (frvbf_store_multiple_FRint): Replace frvbf_h_fr_int_get
2459 with frvbf_h_fr_get.
2460
2461Wed Jun 30 15:56:56 1999 Dave Brolley <brolley@cygnus.com>
2462
2463 * frv-sim.h (NESR_RANGE): New macro.
2464 (NO_NESR): New macro.
2465 (GET_NESR_VALID): New macro.
2466 (next_ne_index): Removed.
2467 * traps.c (next_available_nesr): New function.
2468 (next_valid_nesr): New function.
2469 (frvbf_check_non_excepting_load): Use next_available_nesr.
2470 (frvbf_check_recovering_store): Use next_available_nesr and
2471 next_valid_nesr.
2472 (clear_nesr_neear): Use next_available_nesr and next_valid_nesr.
2473 (frvbf_check_recovering_store): Only consider one matching register.
2474 * sem.c: Rebuild.
2475
2476Tue Jun 29 16:54:32 1999 Dave Brolley <brolley@cygnus.com>
2477
2478 * frv.c (frvbf_square_root_SF): New function.
2479 (frvbf_square_root_DF): New function.
2480 (frvbf_h_fr_double_get_handler): New function.
2481 (frvbf_h_fr_double_set_handler): New function.
2482 * frv-sim.h (frvbf_square_root_SF): New function.
2483 (frvbf_square_root_DF): New function.
2484 (frvbf_h_fr_double_get_handler): New function.
2485 (frvbf_h_fr_double_set_handler): New function.
2486 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c: Rebuild.
2487
24881999-06-28 Dave Brolley <brolley@cygnus.com>
2489
2490 * decode.c,decode.h,model.c,sem.c: Regenerate.
2491
2492Thu Jun 24 17:26:32 1999 Dave Brolley <brolley@cygnus.com>
2493
2494 * Makefile.in (SIM_EXTRA_LIBS): Add -lm.
2495 * frv-sim.h (frvbf_h_fr_int_get_handler): New function.
2496 (frvbf_h_fr_int_set_handler): New function.
2497 (frvbf_store_multiple_FRint): New function.
2498 (frvbf_square_root_SF): New function.
2499 * frv.c (frvbf_h_fr_int_get_handler): New function.
2500 (frvbf_h_fr_int_set_handler): New function.
2501 (frvbf_store_multiple_FRint): New function.
2502 (frvbf_square_root_SF): New function.
2503 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2504
25051999-06-23 Doug Evans <devans@casey.cygnus.com>
2506
2507 * Makefile.in (stamp-mloop): Delete -fast -pbb -switch args
2508 to genmloop.sh. Pass -scache instead.
2509 (mloop.o): Delete sem-switch.c dependency.
2510 (sem-switch.c): Delete rule.
2511 (stamp-cpu): Don't build sem-switch.c.
2512 * sem-switch.c: Delete.
2513 * mloop.in (xfull-exec-*): Fix call to execute.
2514 * tconfig.in (WITH_SCACHE_PBB): Define as 0.
2515
2516 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2517
2518Tue Jun 22 16:23:57 1999 Dave Brolley <brolley@cygnus.com>
2519
2520 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2521
2522Mon Jun 21 17:34:10 1999 Dave Brolley <brolley@cygnus.com>
2523
2524 * mloop.in (execute): Force gr0 to zero before each insn.
2525 * cpu.h,cpu.c,decode.c,sem.c,sem-switch.c: Regenerate.
2526
25271999-06-18 Doug Evans <devans@casey.cygnus.com>
2528
2529 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2530
2531Fri Jun 18 17:49:23 1999 Dave Brolley <brolley@cygnus.com>
2532
2533 * frv.c (frvbf_h_gr_get_handler): New function.
2534 (frvbf_h_gr_set_handler): New function:
2535 (frvbf_store-multiple_GR): New function:
2536 (frvbf_store-multiple_FR): New function:
2537 (frvbf_store-multiple_CPR): New function:
2538 * frv-sim.h (frvbf_h_gr_get_handler): New function.
2539 (frvbf_h_gr_set_handler): New function:
2540 (frvbf_store-multiple_GR): New function:
2541 (frvbf_store-multiple_FR): New function:
2542 (frvbf_store-multiple_CPR): New function:
2543 * traps.c (frv_itrap): Implement proper syscalls interface.
2544 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2545
2546Fri Jun 18 14:36:23 1999 Dave Brolley <brolley@cygnus.com>
2547
2548 * traps.c (frvbf_check_non_excepting_divide): New function.
2549 (frvbf_check_recovering_store): New function.
2550 (clear_nesr_neear): New function.
2551 (clear_ne_flags): New function.
2552 (frvbf_commit): New function.
2553
2554 * frv-sim.h (frvbf_check_non_excepting_divide): New function.
2555 (frvbf_check_recovering_store): New function.
2556 (clear_nesr_neear): New function.
2557 (clear_ne_flags): New function.
2558 (frvbf_commit): New function.
2559 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2560
25611999-06-16 Dave Brolley <brolley@cygnus.com>
2562
2563 * frv.c (frvbf_h_spr_get_handler): Handle SPR_NECR.
2564 (frvbf_h_spr_set_handler): Handle SPR_NECR.
2565 * traps.c (next_ne_index): New variable.
2566 (frvbf_check_non_excepting_load): New function.
2567 * frv-sim.h (NECR_ELOS): New macro.
2568 (NECR_NEN): New macro.
2569 (NECR_VALID): New macro.
2570 (SET_NESR_VALID): New macro.
2571 (SET_NESR_EAV): New macro.
2572 (SET_NESR_FR): New macro.
2573 (CLEAR_NESR_FR): New macro.
2574 (SET_NESR_DRN): New macro.
2575 (SET_NESR_SIZE): New macro.
2576 (SET_NESR_NEAN): New macro.
2577 (SET_NEEAR): New macro.
2578 (GET_NE_FLAG): New macro.
2579 (SET_NE_FLAG): New macro.
2580 (CLEAR_NE_FLAG): New macro.
2581 (frvbf_check_non_excepting_load): New function:
2582 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2583
2584Wed Jun 9 18:12:49 1999 Dave Brolley <brolley@cygnus.com>
2585
2586 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2587
2588Tue Jun 8 18:13:51 1999 Dave Brolley <brolley@cygnus.com>
2589
2590 * frv.c (cr_logic): Correct andcr, nandcr, andncr and nandncr.
2591 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2592
2593Mon Jun 7 17:09:15 1999 Dave Brolley <brolley@cygnus.com>
2594
2595 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2596
25971999-06-07 Dave Brolley <brolley@cygnus.com>
2598
2599 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2600
2601Thu Jun 3 17:33:31 1999 Dave Brolley <brolley@cygnus.com>
2602
2603 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2604
2605Wed Jun 2 17:50:21 1999 Dave Brolley <brolley@cygnus.com>
2606
2607 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2608
2609Tue Jun 1 17:58:53 1999 Dave Brolley <brolley@cygnus.com>
2610
2611 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2612
2613Mon May 31 17:57:25 1999 Dave Brolley <brolley@cygnus.com>
2614
2615 * traps.c (frv_software_interrupt): Pass current_cpu to
2616 frvbf_h_psr_esr_get.
2617 (frv_software_interrupt): Calculate the new PC based on TBR.
2618 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2619
26201999-05-31 Dave Brolley <brolley@cygnus.com>
2621
2622 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2623
2624Thu May 27 17:42:00 1999 Dave Brolley <brolley@cygnus.com>
2625
2626 * frv-sim.h (frvbf_h_cccr_get_handler): New function.
2627 (frvbf_h_cccr_set_handler): New function.
2628 (frvbf_scan_result): New function.
2629 (frvbf_cr_logic): New function.
2630 * frv.c (frvbf_h_cccr_get_handler): New function.
2631 (frvbf_h_cccr_set_handler): New function.
2632 (frvbf_scan_result): New function.
2633 (frvbf_cr_logic): New function.
2634 (cr_ops,cr_result,cr_logic): New table.
2635 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2636
26371999-05-25 Dave Brolley <brolley@cygnus.com>
2638
2639 * frv.c (frvbf_h_spr_get_handler): Add support for TBR and PSR.
2640 (frvbf_h_spr_set_handler): Add support for TBR and PSR.
2641 (frv_psr_get_handler): New function.
2642 (frv_psr_set_handler): New function.
2643 (frv_tbr_get_handler): New function.
2644 (frv_tbr_set_handler): New function.
2645 (frvbf_h_ccr_get_handler): Add support for fCC.
2646 (frvbf_h_ccr_set_handler): Add support for fCC.
2647 * frv-sim.h (frv_psr_get_handler): New function.
2648 (frv_psr_set_handler): New function.
2649 (frv_tbr_get_handler): New function.
2650 (frv_tbr_set_handler): New function.
2651 * traps.c (frv_software_interrupt): Implement.
2652 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2653
2654Thu May 20 16:39:27 1999 Dave Brolley <brolley@cygnus.com>
2655
2656 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2657
26581999-05-18 Dave Brolley <brolley@cygnus.com>
2659
2660 * frv.c: (frvbf_set_icc_for_shift_left): New function.
2661 (frvbf_set_icc_for_shift_right): New function.
2662 * frv-sim.h (frvbf_set_icc_for_shift_left): New function.
2663 (frvbf_set_icc_for_shift_right): New function.
2664 (SETMEMSF): New Macro.
2665 (SETMEMDF): New Macro.
2666 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2667
2668Thu May 13 17:14:49 1999 Dave Brolley <brolley@cygnus.com>
2669
2670 * frv.c (frvbf_h_ccr_get_handler): New function.
2671 (frvbf_h_ccr_set_handler): New function.
2672 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2673
2674Tue May 11 16:13:15 1999 Dave Brolley <brolley@cygnus.com>
2675
2676 * frv-sim.h (frvbf_h_spr_get_handler,frvbf_h_spr_set_handler,
2677 frvbf_h_isr_get_handler, frvbf_h_isr_set_handler): New functions.
2678 * frv.c: Likewise.
2679 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2680
26811999-05-10 Dave Brolley <brolley@cygnus.com>
2682
2683 * cpu.h,cpu.c,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2684
2685Thu May 6 16:48:21 1999 Dave Brolley <brolley@cygnus.com>
2686
2687 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2688 * frv-sim.h (TRAP_SYSCALL): Define as 0x80.
2689
2690Wed May 5 11:52:24 1999 Dave Brolley <brolley@cygnus.com>
2691
2692 * traps.c (frv_software_interrupt): New function.
2693 (frv_itrap): New function.
2694 * frv-sim.h (TRAP_SYSCALL): define as 0.
2695 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2696
2697Mon May 3 13:49:21 1999 Dave Brolley <brolley@cygnus.com>
2698
2699 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2700
2701Thu Apr 29 17:37:06 1999 Dave Brolley <brolley@cygnus.com>
2702
2703 * Directory created.
A mirror of the official binutils-gdb repository