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(dwarf_decode_lines_1): Delete local "column", unused.
[thirdparty/binutils-gdb.git] / sim / frv / ChangeLog
CommitLineData
bf3d9781
AM		 12013-09-23 Alan Modra <amodra@gmail.com>
2
3 * configure: Regenerate.
4
31e6ad7d
MF		 52013-06-03 Mike Frysinger <vapier@gentoo.org>
6
7 * aclocal.m4, configure: Regenerate.
8
73e76d20
MF		 92013-03-30 Joel Sherrill <joel.sherrill@oarcorp.com>
10 Mike Frysinger <vapier@gentoo.org>
11
12 * configure.ac: Add frv_extra_objs. Change simulator hardware
13 from always on to defaulting to yes it is enabled.
14 * Makefile.in: Conditionalize reference to dv-sockser.o.
15 * configure: Regenerated.
16
1517bd27
MF		 172013-03-26 Mike Frysinger <vapier@gentoo.org>
18
19 * configure: Regenerate.
20
94c63d78
JS		 212013-03-23 Joel Sherrill <joel.sherrill@oarcorp.com>
22
23 * configure.ac: Fail if dv-sockser.o not available.
24 Error when --disable-sim-hardware is specified.
25 * configure: Regenerated.
26
5f3ef9d0
JB		 272012-06-15 Joel Brobecker <brobecker@adacore.com>
28
29 * config.in, configure: Regenerate.
30
2232061b
MF		 312012-03-24 Mike Frysinger <vapier@gentoo.org>
32
33 * aclocal.m4, config.in, configure: Regenerate.
34
db2e4d67
MF		 352011-12-03 Mike Frysinger <vapier@gentoo.org>
36
37 * aclocal.m4: New file.
38 * configure: Regenerate.
39
9c082ca8
MF		 402011-10-17 Mike Frysinger <vapier@gentoo.org>
41
42 * configure.ac: Change include to common/acinclude.m4.
43
6ffe910a
MF		 442011-10-17 Mike Frysinger <vapier@gentoo.org>
45
46 * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
47 call. Replace common.m4 include with SIM_AC_COMMON.
48 * configure: Regenerate.
49
2419798b
MF		 502011-07-05 Mike Frysinger <vapier@gentoo.org>
51
52 * sim-if.c (sim_do_command): Delete.
53
f9bdfd29
MF		 542010-04-21 Mike Frysinger <vapier@gentoo.org>
55
56 * profile.c (sim_profile_print_bar): Add cpu argument.
57
fb0cc53e
MF		 582010-03-30 Mike Frysinger <vapier@gentoo.org>
59
60 * devices.c (device_error): Add const to message.
61
c5351010
DE		 622010-02-12 Doug Evans <dje@sebabeach.org>
63
64 * decode.c, * decode.h: Regenerate.
65
2310652a
DE		 662010-02-11 Doug Evans <dje@sebabeach.org>
67
68 * cpu.h, * decode.c, * model.c, * sem.c: Regenerate.
69
d2c7a1a6
DE		 702010-01-24 Doug Evans <dje@sebabeach.org>
71
72 * sem.c: Regenerate.
73
3725885a
RW		 742010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
75
76 * configure: Regenerate.
77
0f51e9bf
DE		 782010-01-02 Doug Evans <dje@sebabeach.org>
79
80 * arch.c, * arch.h, * cpu.c, * cpu.h, * cpuall.h, * decode.c,
81 * decode.h, * model.c, * sem.c: Regenerate, update copyright year.
82
197fa1aa
DE		 832009-11-22 Doug Evans <dje@sebabeach.org>
84
85 * cpu.h: Regenerate.
86 * cpuall.h: Regenerate.
87 * decode.c: Regenerate.
88 * decode.h: Regenerate.
89
b29791a8
DE		 902009-11-03 Doug Evans <dje@sebabeach.org>
91
92 * arch.c: Regenerate.
93 * arch.h: Regenerate.
94 * cpu.c: Regenerate.
95 * cpu.h: Regenerate.
96 * cpuall.h: Regenerate.
97 * decode.c: Regenerate.
98 * decode.h: Regenerate.
99 * model.c: Regenerate.
100 * sem.c: Regenerate.
101
d6416cdc
RW		 1022009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
103
81ecdfbb
RW		 104 * config.in: Regenerate.
105 * configure: Likewise.
106
d6416cdc
RW		 107 * configure: Regenerate.
108
7b1a2840
HPN		 1092009-01-07 Hans-Peter Nilsson <hp@axis.com>
110
111 * sem.c: Regenerate.
112
bce3bbcb
HPN		 1132008-12-23 Hans-Peter Nilsson <hp@axis.com>
114
115 * arch.c, arch.h, cpu.c, cpu.h, cpuall.h, decode.c, decode.h,
116 model.c, sem.c: Regenerate.
117
b5bd9624
HPN		 1182008-07-11 Hans-Peter Nilsson <hp@axis.com>
119
120 * configure: Regenerate to track ../common/common.m4 changes.
121 * config.in: Ditto.
122
6efef468
JM		 1232008-06-06 Vladimir Prus <vladimir@codesourcery.com>
124 Daniel Jacobowitz <dan@codesourcery.com>
125 Joseph Myers <joseph@codesourcery.com>
126
127 * configure: Regenerate.
128
b1bfc053
HPN		 1292006-12-21 Hans-Peter Nilsson <hp@axis.com>
130
131 * config.in: Regenerate.
132
e85e3205
RE		 1332006-06-13 Richard Earnshaw <rearnsha@arm.com>
134
135 * configure: Regenerated.
136
2f0122dc
DJ		 1372006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
138
139 * configure: Regenerated.
140
20e95c23
DJ		 1412006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
142
143 * configure: Regenerated.
144
79e59fe6
DB		 1452005-10-28 Dave Brolley <brolley@redhat.com>
146
147 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
148
149 Contribute the following changes:
150 2003-09-29 Dave Brolley <brolley@redhat.com>
151
152 * frv-sim.h: Use CGEN_ATTR_VALUE_ENUM_TYPE in place of
153 CGEN_ATTR_VALUE_TYPE.
154 * mloop.in: Ditto.
155 * pipeline.c: Ditto.
156 * traps.c: Ditto.
157
2b193c4a
MK		 1582005-03-23 Mark Kettenis <kettenis@gnu.org>
159
160 * configure: Regenerate.
161
35695fd6
AC		 1622005-01-14 Andrew Cagney <cagney@gnu.org>
163
164 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
165 explicit call to AC_CONFIG_HEADER.
166 * configure: Regenerate.
167
f0569246
AC		 1682005-01-12 Andrew Cagney <cagney@gnu.org>
169
170 * configure.ac: Update to use ../common/common.m4.
171 * configure: Re-generate.
172
38f48d72
AC		 1732005-01-11 Andrew Cagney <cagney@localhost.localdomain>
174
175 * configure: Regenerated to track ../common/aclocal.m4 changes.
176
b7026657
AC		 1772005-01-07 Andrew Cagney <cagney@gnu.org>
178
179 * configure.ac: Rename configure.in, require autoconf 2.59.
180 * configure: Re-generate.
181
379832de
HPN		 1822004-12-08 Hans-Peter Nilsson <hp@axis.com>
183
184 * configure: Regenerate for ../common/aclocal.m4 update.
185
45aa12b4
RS		 1862004-08-27 Richard Sandiford <rsandifo@redhat.com>
187
188 * cpu.[ch], arch.[ch], decode.[ch]: Regenerated.
189 * cpuall.h, model.c, sem.c: Regenerated.
190
676a64f4
RS		 1912004-03-01 Richard Sandiford <rsandifo@redhat.com>
192
193 * Makefile.in (SIM_OBJS): Add profile-fr450.o.
194 (profile-fr450.o): New dependency.
195 (stamp-cpu): Add fr450 to the list of machs.
196 * sim-frv.h (SPR_IS_ACC): New macro.
197 (H_SPR_ACC4, H_SPR_ACC63, H_SPR_ACCG4, H_SPR_ACCG63): Delete.
198 * cache.c (frv_cache_init, non_cache_access): Handle bfd_mach_fr450.
199 * frv.c (check_register_alignment, check_fr_register_alignment)
200 (check_memory_alignment, do_media_average): Likewise.
201 (frvbf_clear_accumulators): Likewise. Use a mask of valid registers
202 rather than a consecutive range.
203 * interrupts.c (frv_queue_illegal_instruction_interrupt)
204 (frv_queue_non_implemented_instruction_interrupt): Handle
205 bfd_mach_fr450.
206 * memory.c (check_data_read_address, check_readwrite_address)
207 (check_insn_read_address, check_write_address): Likewise.
208 * mloop.in (@cpu@_simulate_insn_prefetch): Likewise.
209 * profile.c (reset_gr_flags, reset_fr_flags, reset_acc_flags)
210 (frvbf_model_insn_before, frvbf_model_insn_after): Likewise.
211 * profile-fr450.c: New file.
212 * registers.c (fr450_spr): New array.
213 (frv_register_control_init): Check its size. Use it for fr450.
214 (frv_check_register_access): Handle bfd_mach_fr450.
215 (frv_check_spr_read_access): Likewise. Generalize accumulator check.
216 * traps.c (frv_core_signal, frvbf_media_cr_not_aligned): Likewise.
217 (frvbf_media_acc_not_aligned): Likewise.
218 (frvbf_media_register_not_aligned): Likewise.
219 * arch.c: Regenerate.
220 * arch.h: Regenerate.
221 * cpu.h: Regenerate.
222 * cpuall.h: Regenerate.
223 * decode.h: Regenerate.
224 * model.c: Regenerate.
225
c7a48b9a
RS		 2262004-03-01 Richard Sandiford <rsandifo@redhat.com>
227
228 * cache.c (frv_cache_init): Change fr400 cache statistics to match
229 the fr405.
230 (non_cache_access): Add missing breaks.
231 * interrupts.c (set_exception_status_registers): Always set EAR15
232 for data_access_errors.
233 * memory.c (fr400_check_write_address): Remove redundant alignment
234 check.
235 * model.c: Regenerate.
236
8b73069f
RS		 2372004-03-01 Richard Sandiford <rsandifo@redhat.com>
238
239 * frv.c (frvbf_iacc_cut): Rework, taking rounding into account.
240
8ae0baa2
RS		 2412004-03-01 Richard Sandiford <rsandifo@redhat.com>
242
243 * decode.c, decode.h, model.c, sem.c: Regenerate.
244
d74c4203
KB		 2452003-11-24 Kevin Buettner <kevinb@redhat.com>
246
247 * frv-sim.h (GR_REGNUM_MAX, FR_REGNUM_MAX, PC_REGNUM, SPR_REGNUM_MIN)
248 (SPR_REGNUM_MAX): Delete.
249 * frv.c (gdb/sim-frv.h): Include.
250 (frvbf_fetch_register, frvbf_store_register): Use register number
251 constants from gdb/sim-frv.h. Check availability of general
252 purpose and float registers.
253
0b01870b
DB		 2542003-11-03 Dave Brolley <brolley@redhat.com>
255
256 * cache.c (address_interference): Check for higher priority requests
257 in the same pipeline.
258
9a29f3ca
DB		 2592003-10-31 Dave Brolley <brolley@redhat.com>
260
162cec1b 261 * frv-sim.h (LR_REGNUM): Removed.
073926e5 262 (SPR_REGNUM_MIN,SPR_REGNUM_MAX): New macros.
9a29f3ca 263 * frv.c (frvbf_fetch_register): Fetch SPR registers based on
073926e5 264 SPR_REGNUM_MIN and SPR_REGNUM_MAX. Check whether SPRs are implemented.
9a29f3ca
DB		 265 Return 0 for an unimplemented register. Return the length of the data
266 for an implemented register.
267 (frvbf_store_register): Ditto.
268
fc0a2244
AC		 2692003-10-30 Andrew Cagney <cagney@redhat.com>
270
271 * traps.c: Replace "struct symbol_cache_entry" with "struct
272 bfd_symbol".
273
29a79ca0
DB		 2742003-10-10 Dave Brolley <brolley@redhat.com>
275
276 * cpu.h, sem.c: Regenerate.
277
e930b1f5
DB		 2782003-10-06 Dave Brolley <brolley@redhat.com>
279
280 * profile-fr550.[ch]: New files.
281 * configure.in: Move frv handling to alphabetically correct placement.
282 * Makefile.in: Add fr550 support.
283 * frv-sim.h,frv.c,interrups.c,memory.c,mloop.in,pipeline.c,
284 profile.[ch],registers.c,traps.c: Add fr550 support.
285 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
286 Regenerate.
287
22f367a7
DB		 2882003-09-25 Dave Brolley <brolley@redhat.com>
289
290 * reset.c (frv_initialize): Call frv_register_control_init first.
291
1c453cd6
DB		 2922003-09-24 Dave Brolley <brolley@redhat.com>
293
294 * profile.h (update_FR_ptime): New prototype.
295 (update_FRdouble_ptime): Ditto.
296 (update_SPR_ptime): Ditto.
297 (increase_ACC_busy): Ditto.
298 (enforce_full_acc_latency): Ditto.
299 (post_wait_for_SPR): Ditto.
300 * profile.c (update_FR_ptime): Moved here from profile-fr500.c.
301 (update_FRdouble_ptime): Ditto.
302 (update_SPR_ptime): New function.
303 (increase_ACC_busy): Ditto.
304 (enforce_full_acc_latency): Ditto.
305 (vliw_wait_for_fdiv_resource): Correct resource name.
306 (vliw_wait_for_fsqrt_resource): Ditto.
307 (post_wait_for_SPR): New function.
308 * profile-fr500.c (frvbf_model_fr500_u_commit): New function.
309 (frvbf_model_fr500_u_gr2fr): Pass out_FRk as output register to
310 adjust_float_register_busy.
311 (frvbf_model_fr500_u_gr_load): Record latency of SPR registers.
312 (frvbf_model_fr500_u_fr_load): Wait for and record latency of SPR
313 registers.
314 (frvbf_model_fr500_u_float_arith): Ditto.
315 (frvbf_model_fr500_u_float_dual_arith): Ditto.
316 (frvbf_model_fr500_u_float_div): Ditto.
317 (frvbf_model_fr500_u_float_sqrt): Ditto.
318 (frvbf_model_fr500_u_float_convert): Ditto.
319 (update_FR_ptime): Moved to profile.c
320 (update_FRdouble_ptime): Moved to profile.c
321 * profile-fr400.c (update_FR_ptime): Removed. Identical to functions
322 for other machines.
323 (update_FRdouble_ptime): Ditto.
324 * arch.h,cpu.h,sem.c,decode.[ch],model.c,sem.c: Regenerated.
325
153431d6
DB		 3262003-09-12 Dave Brolley <brolley@redhat.com>
327
328 * registers.c (frv_check_spr_read_access): Check for access to
329 ACC4-ACC63 and ACCG4-ACCG63.
330 * profile.h (frv-desc.h): #include it.
331 (spr_busy): New member of FRV_PROFILE_STATE.
332 (spr_latency): Ditto.
333 (GNER_FOR_GR): New macro.
334 (FNER_FOR_FR): New maccro.
335 (update_SPR_latency): New function.
336 (vliw_wait_for_SPR): New function.
93938d47 337 * profile.c (update_latencies): Update SPR latencies.
153431d6
DB		 338 (update_target_latencies): Ditto.
339 (update_SPR_latency): New function.
340 (vliw_wait_for_SPR): New function.
341 * profile-fr500.c (frvbf_model_fr500_u_idiv): Record GNER latency.
342 (frvbf_model_fr500_u_trap): Removed unused variable, ps.
343 (frvbf_model_fr500_u_check): Ditto.
344 (frvbf_model_fr500_u_clrgr): New unit modeller for fr500.
345 (frvbf_model_fr500_u_clrfr): Ditto.
346 (frvbf_model_fr500_u_spr2gr): Wait for SPR.
347 (frvbf_model_fr500_u_gr2spr): Ditto.
348 * frv-sim.h (H_SPR_ACC4): New macro.
349 (H_SPR_ACCG4): New macro;
350 (H_SPR_ACC0): Removed.
351 (H_SPR_ACCG0): Removed.
352 * arch.h,model.c,sem[ch],decode.[ch]: Regenerated.
353
ba9c4053
DB		 3542003-09-10 Dave Brolley <brolley@redhat.com>
355
356 * profile.c (slot_names): FM1 was listed twice. Changed first
357 instance to FM0. Added IALL, FMALL and FMLOW.
358 (print_parallel): Don't examine slots with no insns.
359
f9e18f5a
DB		 3602003-09-09 Dave Brolley <brolley@redhat.com>
361
362 * frv.c (do_media_average): Select machine using a switch.
363
d89a78b6
DB		 3642003-09-08 Dave Brolley <brolley@redhat.com>
365
366 On behalf of Doug Evans <dje@sebabeach.org>
367 * Makefile.in (stamp-arch,stamp-cpu): Pass archfile to cgen.
368 Remove copying of .cpu file to cgen/cpu, no longer needed.
369
d03ea14f
DB		 3702003-09-03 Dave Brolley <brolley@redhat.com>
371
372 * cpu.h, model.c, sem.c, decode.h, decode.c: Regenerated.
373
e8d2f504
DB		 3742003-08-29 Dave Brolley <brolley@redhat.com>
375
376 * Makefile.in (stamp-arch): Copy frv.cpu from $(srcdir)../../cpu
377 temporarily when regenerating files.
378 (stamp-cpu): Ditto.
379
b34f6357
DB		 3802003-08-20 Micheal Snyder <msnyder@redhat.com>
381
382 * All generated files: Regenerate.
383
3842001-10-11 Dave Brolley <brolley@redhat.com>
385
386 * cpu.h,decode.c,decode.h,sem.c: Regenerate.
387
3882001-10-09 Dave Brolley <brolley@redhat.com>
389
390 * traps.c (frv_rett): Halt if PSR.S and PSR.ET are both set or both
391 not set.
392 * reset.c (frv_hardware_reset): Invalidate both caches.
393 * registers.c: Update init, reset and read-only masks for all registers
394 on all machines.
395 * profile.h (cur_gr_complex): New field of FRV_PROFILE_STATE
396 (prev_gr_complex): New field of FRV_PROFILE_STATE
397 (set_use_is_gr_complex): New function.
398 (set_use_not_gr_complex): New function.
399 (use_is_gr_complex): New function.
400 (decrease_GR_busy): New function.
401 * profile.c (reset_gr_flags): New function.
402 (reset_cc_flags): New function.
403 (set_use_is_gr_complex): New function.
404 (set_use_not_gr_complex): New function.
405 (use_is_gr_complex): New function.
406 (update_latencies): Reset gr and cc flags when latency reaches 0.
407 (decrease_GR_busy): New function.
408 * profile-fr400.h (fr500_reset_acc_flags): Removed.
409 (fr500_reset_cc_flags): New function.
410 * profile-fr500.c (frvbf_model_fr400_u_*): Reflect latencies from fr500
411 LSI version 1.41.
412 * profile-fr400.h (fr400_reset_gr_flags): New function.
413 (fr400_reset_fr_flags): New function.
414 (fr400_reset_acc_flags): New function.
415 * profile-fr400.c (set_use_not_media_p4): New function.
416 (set_use_not_media_p6): New function.
417 (set_acc_use_not_media_p2): New function.
418 (set_acc_use_not_media_p4): New function.
419 (fr400_reset_gr_flags): New function.
420 (fr400_reset_fr_flags): New function.
421 (fr400_reset_acc_flags): New function.
422 (frvbf_model_fr400_u_*): Reflect latencies from fr400 LSI version 1.1.
423 (frvbf_model_fr400_u_media_hilo): New function.
424 * pipeline.c (frv_vliw_setup_insn): Don't clear MSR0.MTT.
425 * memory.c (fr400_check_data_read_address): Check address range only
426 for double word loads. Don't check alignment here.
427 (fr400_check_readwrite_address): New function.
428 (fr500_check_readwrite_address): New function.
429 (check_readwrite_address): New function.
430 (fr500_check_insn_read_address): Correct address ranges.
431 (frvbf_read_mem_*): Check address range here.
432 (frv_address_forbidden): Removed.
433 (fr400_check_write_address): New function.
434 (check_write_address): New function.
435 (frvbf_write_mem_*): Don't check address range here.
436 (frvbf_mem_set_*): Check address range here.
437 * interrupts.c (frv_queue_data_access_error_interrupt): Now takes an
438 address as second argument.
439 (frv_queue_data_access_exception_interrupt): New function.
440 (frv_queue_illegal_instruction_interrupt): Generate fp_exception for
441 media insns on fr400.
442 (frv_queue_non_implemented_instruction_interrupt): Generate mp_exception
443 for media insns on fr400.
444 (frv_detect_insn_access_interrupts): Don't check for illegal addresses
445 of insns here. Check for MTRAP insn if PSR.EM is not set.
446 (frv_set_mp_exception_registers): Only set MSR0.MTT if it is not already
447 set.
448 (set_exception_status_registers): Do not always set EPCR. Set EAR for
449 data_acess_error only if not fr400.
450 * frv.c (do_media_average): New function.
451 (frvbf_media_average): New function.
452 (frvbf_insn_cache_invalidate): Check for illegal invocation.
453 (frvbf_data_cache_invalidate): Ditto.
454 (frvbf_data_cache_flush): Ditto.
455 * frv-sim.h (GET_FSR_QNE): New macro.
456 (frv_msr_mtt): Remove MTT_SEQUENCE_ERROR.
457 (GET_MSR_SRDAV): New macro.
458 (GET_MSR_RDAV): New macro.
459 (GET_MSR_RD): New macro.
460 (frv_queue_data_access_error_interrupt): Now takes an address as second
461 argument.
462 (frv_address_forbidden): Removed.
463 * cache.c (non_cache_access): Correct address ranges. Now takes cache
464 as first argument.
465 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
466
4672001-08-20 Dave Brolley <brolley@redhat.com>
468
469 * sim-main.h (_sim_cpu): New field 'elf_flags'.
470 * sim-if.c (sim_open): Extract the elf_flags from the input file and
471 save them with each cpu.
472 * mloop.in (main loop): Pass elf flags to frv_vliw_reset. Set
473 last_insn_p before executing the insn.
474 * cache.c (frv_cache_invalidate): Flush scache if this is the cpu's
475 insn cache.
476 (frv_cache_invalidate_all): Ditto.
477
4782001-08-20 Richard Sandiford <rsandifo@redhat.com>
479
480 * traps.c (syscall_read_mem): Flush the data cache before reading.
481 (syscall_write_mem): Flush the data cache before writing.
482 Invalidate both caches.
483
4842001-07-05 Ben Elliston <bje@redhat.com>
485
486 * Makefile.in (stamp-arch): Use $(CGEN_CPU_DIR).
487 (stamp-cpu): Likewise.
488
4892001-05-23 Dave Brolley <brolley@redhat.com>
490
491 * profile-fr400.c (acc_use_is_media_p2): New function.
492 (frvbf_model_fr400_u_media_2): Account for latency of output
493 accumulators.
494 (frvbf_model_fr400_u_media_2_quad): Ditto.
495 (frvbf_model_fr400_u_media_2_acc): New function.
496 (frvbf_model_fr400_u_media_2_acc_dual): New function.
497 (frvbf_model_fr400_u_media_2_add_sub): New function.
498 (frvbf_model_fr400_u_media_2_add_sub_dual): New function.
499 (frvbf_model_fr400_u_media_3_dual): New function.
500 (frvbf_model_fr400_u_media_4_acc_dual): New function.
501 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
502
5032001-05-15 Dave Brolley <brolley@redhat.com>
504
505 * registers.c (fr400_spr): Enable write access to HSR0.CBM.
506 * profile.h (FRV_PROFILE_STATE): New field 'all_cache_entries'.
507 * profile.c (CACHE_QUEUE_ELEMENT): New 'all' field.
508 (request_cache_flush): Save 'all' argument.
509 (request_cache_invalidate): Save all_cache_entries from profile state
510 to 'all' field of the request.
511 (submit_cache_request): Pass the 'all' field of the request to
512 frv_cache_request_invalidate.
513 * frv.c (frv_insn_cache_invalidate): Add new 'all' parameter. Perform
514 operation even if HSR0.ICE is not set.
515 (frv_data_cache_invalidate): Add new 'all' parameter. Perform
516 operation even if HSR0.DCE is not set.
517 (frv_data_cache_flush): Ditto.
518 * frv-sim.h (frv_insn_cache_invalidate): Add new 'all' parameter.
519 (frv_data_cache_invalidate): Add new 'all' parameter.
520 (frv_data_cache_flush): Add new 'all' parameter.
521 * cache.h (FRV_CACHE_INVALIDATE_REQUEST): Add new 'all' field.
522 (frv_cache_request_invalidate): Add new 'all' parameter.
523 * cache.c (frv_cache_request_invalidate): Add new 'all' parameter. Save
524 its value in the invalidate request.
525 (address_interference): Accept the value '-1' for the address argument
526 to mean 'any address'.
527 (handle_req_invalidate): Handle request to invalidate all cache lines.
528 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
529
5302001-05-14 Dave Brolley <brolley@redhat.com>
531
532 * profile.h (past_first_p): New field of profiling state.
533 (branch_penalty): Ditto.
534 (branch_hint): Ditto.
535 (update_branch_penalty): New function.
536 * profile.c (frvbf_model_insn_after): Reset past_first_p and
537 branch_address fields of the profiling state.
538 (frvbf_model_branch): New function.
539 (update_branch_penalty): New function.
540 * profile-fr500.c (frvbf_model_fr500_u_branch): Remove ICCi_3 and
541 FCCi_3 inputs.
542 (frvbf_model_fr500_u_trap): New function.
543 (frvbf_model_fr500_u_check): New function.
544 (frvbf_model_fr500_u_media_dual_htob): post-processing latency is 3
545 cycles.
546 * profile-fr400.c (frvbf_model_fr400_u_branch): Set branch penalties
547 as documented in the fr400 LSI. Remove ICCi_3 and FCCi_3 inputs.
548 (frvbf_model_fr400_u_media_dual_expand): Check resource usage as
549 documented in teh fr400 LSI.
550 (frvbf_model_fr400_u_media_dual_htob): Ditto.
551 (frvbf_model_fr400_u_media_dual_unpack): Removed.
552 (frvbf_model_fr500_u_trap): New function.
553 (frvbf_model_fr500_u_check): New function.
554 * mloop.in (simulate_dual_insn_prefetch): New function.
555 (@cpu@_simulate_insn_prefetch): Call simulate_dual_insn_prefetch with
556 arguments for each machine type.
557 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
558
5592001-05-09 Dave Brolley <brolley@redhat.com>
560
561 * Makefile.in (profile.o): Add profile-fr400.h as a dependency.
562 (profile-fr400.o): New target.
563 * profile.c: New file.
564 * profile.h: New file.
565 * profile-fr400.c: New file.
566 * profile-fr400.h: New file.
567 * profile-fr500.c: New file.
568 * profile-fr500.h: New file.
569 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
570
5712001-05-02 Dave Brolley <brolley@redhat.com>
572
573 * sim-main.h (profile.h): #include it.
574 (CPU_PROFILE_STATE): New macro.
575 (profile_state): New frv specific cpu field.
576 * reset.c (frv_initialize): insn_fetch_address and branch_address now
577 part of global profiling state.
578 * Makefile.in (SIM_OBJS): Add profile.o and profile-fr500.o.
579 (SIM_EXTRA_DEPS): Add profile.h.
580 (registers.o): Correct name of source file.
581 (profile.o): New target.
582 (profile-fr500.o): New target.
583 * frv-sim.h: Move profile related data structures to profile.h.
584 * frv.c: Move fr500 specific functions to profile-fr500.c.
585 * cpu.h: Regenerated.
586
5872001-04-27 Dave Brolley <brolley@redhat.com>
588
589 * sim-main.h (CPU_PIPELINE): Renamed to CPU_VLIW.
590 * interrupts.c: Rename FRV_PIPELINE to FRV_VLIW.
591 Rename pipeline to vliw. Rename CPU_PIPELINE to CPU_VLIW.
592 Rename PIPE_* to UNIT_*.
593 (frv_queue_illegal_instruction_interrupt): Use
594 frv_is_float_insn and frv_is_media_insn.
595 (frv_queue_non_implemented_instruction_interrupt): Ditto.
596 (frv_detect_insn_access_interrupts): Ditto.
597 * frv.c: Rename FRV_PIPELINE to FRV_VLIW. Rename pipeline to vliw.
598 Rename CPU_PIPELINE to CPU_VLIW. Rename PIPE_* to UNIT_*.
599 * memory.c: Ditto.
600 * pipeline.c: Ditto.
601 * mloop.in: Ditto.
602 * frv-sim.h (frv_pipeline_setup_insn): Renamed to frv_vliw_setup_insn.
603 * cache.c: Rename PIPE_* to UNIT_*.
604
6052001-04-24 Dave Brolley <brolley@redhat.com>
606
607 * frv.c (frvbf_load_quad_GR): Delete have_data and hsr0.
608 (frvbf_load_quad_FRint): Ditto.
609 (frvbf_load_quad_CPR): Ditto.
610 * cache.c (frv_cache_init): Initialize cache for fr400 vs other
611 machines.
612 (bfd.h): #include it.
613 (non_cache_access): Update for revised fr500 and for fr400.
614 * registers.c (frv_spr): Don't reset PSR.PS.
615 (fr500_spr): Ditto.
616 (frv_reset_spr): Set PSR.PS to the former value of PSR.S.
617
6182001-04-23 Dave Brolley <brolley@redhat.com>
619
620 * traps.c (frv_core_signal): On fr400, generate data_access_error.
621 (frvbf_media_cr_not_aligned): On fr400, generate illegal_instruction.
622 (frvbf_media_acc_not_aligned): Ditto.
623 (frvbf_media_register_not_aligned): Ditto.
624 (frvbf_division_exception): Use GET_ISR_EDE.
625 * registers.c (frv_check_spr_read_access): New function.
626 (frv_check_spr_write_access): New function.
627 (frv_check_spr_access): Deleted.
628 (frv_check_register_access): On fr400, generate illegal_instruction.
629 * memory.c (fr400_check_data_read_address): New function.
630 (fr500_check_data_read_address): Ditto.
631 (check_data_read_address): Ditto.
632 (fr400_check_insn_read_address): Ditto.
633 (fr500_check_insn_read_address): Ditto.
634 (check_insn_read_address): Ditto.
635 (frvbf_read_mem_QI): Call check_data_read_access.
636 (frvbf_read_mem_UQI): Ditto.
637 (frvbf_read_mem_HI): Ditto.
638 (frvbf_read_mem_UHI): Ditto.
639 (frvbf_read_mem_SI): Ditto.
640 (frvbf_read_mem_DI): Ditto.
641 (frvbf_read_mem_DF): Ditto.
642 (frvbf_read_imem_USI): Call check_insn_read_access.
643 (frv_address_forbidden): Now takes cpu as first argument. Check based
644 on machine type.
645 (fr400_mem_address_unaligned): New function.
646 (fr500_mem_address_unaligned): Ditto.
647 (check_write_address): Ditto.
648 (frvbf_mem_set_QI): Call check_write_address.
649 (frvbf_mem_set_HI): Ditto.
650 (frvbf_mem_set_SI): Ditto.
651 (frvbf_mem_set_DI): Ditto.
652 (frvbf_mem_set_DF): Ditto.
653 (frvbf_mem_set_XI): Ditto.
654 * interrupts.c (bfd.h): #include it.
655 (frv_queue_data_access_error_interrupt): New function.
656 (frv_queue_instruction_access_error_interrupt): New function.
657 (frv_queue_instruction_access_exception_interrupt): New function.
658 (frv_queue_illegal_instruction_interrupt): No fp_exception on fr400.
659 (frv_queue_non_implemented_instruction_interrupt): Ditto.
660 (frv_detect_insn_access_interrupts): Reorder tests to match priority
661 from the LSI manual.
662 (set_isr_exception_fields): Accumulate dtt bits.
663 * frv.c (check_register_alignment): New function.
664 (check_fr_register_alignment): New function.
665 (check_memory_alignment): New function.
666 (frvbf_h_gr_double_get_handler): Call check_register_alignment.
667 (frvbf_h_gr_double_set_handler): Ditto.
668 (frvbf_h_cpr_double_get_handler): Ditto.
669 (frvbf_h_cpr_double_set_handler): Ditto.
670 (frvbf_h_gr_quad_set_handler): Ditto.
671 (frvbf_h_cpr_quad_set_handler): Ditto.
672 (frvbf_h_fr_double_get_handler): Call check_fr_register_alignment.
673 (frvbf_h_fr_double_set_handler): Ditto.
674 (frvbf_h_fr_quad_set_handler): Ditto.
675 (frvbf_h_spr_get_handler): Call frv_check_spr_read_access.
676 (frvbf_h_spr_set_handler): Call frv_check_spr_write_access.
677 (frvbf_load_quad_GR): Call check_memory_aligment.
678 (frvbf_load_quad_FRint): Ditto.
679 (frvbf_load_quad_CPR): Ditto.
680 (frvbf_store_quad_GR): Call check_memory_aligment and
681 check_register_alignment.
682 (frvbf_store_quad_FRint): Ditto.
683 (frvbf_store_quad_CPR): Ditto.
684 (frvbf_signed_integer_divide: Use GET_ISR_EDEM.
685 * frv-sim.h (H_SPR_ACC0): New macro.
686 (H_SPR_ACC63): New macro.
687 (H_SPR_ACCG0): New macro.
688 (H_SPR_ACCG63): New macro.
689 (frv_dtt): New enumerator.
690 (GET_ISR_EDE): Renamed from GET_ISR_EDEM.
691 (GET_ISR_DTT): New macro.
692 (frv_queue_data_access_error_interrupt): New function.
693 (frv_queue_instruction_access_error_interrupt): New function.
694 (frv_queue_instruction_access_exception_interrupt): New function.
695 (frv_address_forbidden): Now takes cpu as first argument.
696 * cpu.h: Regenerate.
697
6982001-04-10 Dave Brolley <brolley@redhat.com>
699
700 * registers.c (fr500_spr): Add new fields to fr500 PSR register.
701 (fr500_spr): Add STBAR and MMCR unimplemented registers for fr500.
702 (fr400_spr): Implement SPR registers for fr400.
703 (frv_register_control_init): Handle bfd_mach_fr400 properly.
704 * frv.c (spr_bpsr_get_handler): Mask field before shifting.
705 (spr_psr_get_handler): Ditto.
706 (spr_ccr_get_handler): Ditto.
707 (spr_cccr_get_handler): Ditto.
708 (frvbf_clear_accumulators): Only 4 accumulators on fr400.
709 * frv-sim.h: Update comment about MCCR_* macros.
710 * cpu.c,cpu.h: Regenerate.
711
7122001-04-05 Dave Brolley <brolley@redhat.com>
713
714 * cpu.h,decode.c,model.c,sem.c: Regenerate.
715
7162001-04-05 Dave Brolley <brolley@redhat.com>
717
718 * reset.c: Update copyright.
719 * registers.c (frv_register_control_init): Handle bfd_mach_fr400.
720 * frv.c (frvbf_model_fr400_u_exec): New function.
721 * Makefile.in (stamp-cpu): Add fr400 to list of machines.
722 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
723 Regenerate.
724
7252000-11-22 Dave Brolley <brolley@redhat.com>
726
727 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
728 Regenerate.
729
7302000-11-10 Dave Brolley <brolley@redhat.com>
731
732 * decode.c: Regenerate.
733
7342000-09-12 Dave Brolley <brolley@redhat.com>
735
736 * traps.c (frv_sim_engine_halt_hook): New function.
737 (frv_itrap): Caches now invalidated in sim_engine_halt via
738 SIM_ENGINE_HALT_HOOK.
739 (frv_break): Ditto.
740 * sim-main.h (frv_sim_engine_halt_hook): New function.
741 (SIM_ENGINE_HALT_HOOK): New macro.
742 (SIM_ENGINE_RESTART_HOOK): New macro.
743 * interrupts.c: Call to frv_term now done within sim_engine_halt via
744 SIM_ENGINE_HALT_HOOK.
745
7462000-09-08 Dave Brolley <brolley@redhat.com>
747
748 * traps.c (frv_itrap): Invalidate and flush the data and insn caches
749 respectively when stopping for a breakpoint.
750 (frv_break): Ditto.
751 * cache.h (frv_cache_invalidate_all): New function.
752 * cache.c (frv_cache_invalidate_all): New function.
753
7542000-09-05 Dave Brolley <brolley@redhat.com>
755
756 * traps.c (frv_break): If SIM_HAVE_BREAKPOINTS, call
757 sim_handle_breakpoint. Otherwise if environment != operating call
758 sim_engine_halt. Otherwise handle normally.
759 * interrupts.c (frv_queue_break_interrupt): Don't handle debugger
760 breakpoints here. Moved to frv_break in traps.c.
761
762 * sem.c: Regenerate.
763
7642000-09-01 Dave Brolley <brolley@redhat.com>
765
766 * interrupts.c (frv_queue_break_interrupt): Call sim_handle_breakpoint
767 before queuing an interrupt in order to allow 'break' to be used as
768 the breakpoint insn.
769
7702000-08-29 Dave Brolley <brolley@redhat.com>
771
772 * traps.c (frv_itrap): Invalidate the insn cache at a breakpoint.
773
7742000-07-27 Dave Brolley <brolley@redhat.com>
775
776 * cpu.h,decode.c: Rebuild.
777
7782000-07-26 Dave Brolley <brolley@redhat.com>
779
780 * frv.c (spr_cccr_get_handler): Change CRx to CCx.
781 (spr_cccr_set_handler): Change CRx to CCx.
782 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
783
7842000-07-24 Dave Brolley <brolley@redhat.com>
785
786 * sem.c: Regenerate.
787 * frv.c (frvbf_unsigned_integer_divide): Queue a write for the result.
788 Don't write it directly.
789
790Thu Jul 6 13:51:12 2000 Dave Brolley <brolley@topaz>
791
792 * configure: Regenerated to track ../common/aclocal.m4 changes.
793
7942000-07-05 Ben Elliston <bje@redhat.com>
795
796 * configure: Regenerated to track ../common/aclocal.m4 changes.
797
7982000-06-28 Dave Brolley <brolley@redhat.com>
799
800 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
801
8022000-06-21 Dave Brolley <brolley@redhat.com>
803
804 * pipeline.c: All code except frv_pipeline_setup_insn moved to
805 frv.opc.
806 * mloop.in (main loop): frv_pipeline_add_insn broken up into
807 frv_pipeline_add_insn and frv_pipeline_setup_insn.
808 * frv-sim.h: Move pipeline status code to frv.opc.
809 * model.c: Regenerate.
810
8112000-06-12 Dave Brolley <brolley@redhat.com>
812
813 * options.c (frv_option_handler): --profile-parallel implies
814 --profile-model.
815 * mloop.in (fetch_buffer): Removed.
816 (@cpu@_simulate_insn_prefetch): Monitoring of fetch buffer moved to
817 run_caches. Use cache directly if not counting cycles. Don't use
818 cache at all if not counting cycles and cache not enabled.
819 * frv.c (frv_insn_fetch_buffer): New global variable.
820 (run_caches): Monitor the status of insn prefetch requests.
821 * frv-sim.h (FRV_INSN_FETCH_BUFFER): New struct type.
822 (frv_insn_fetch_buffer): New global variable.
823
8242000-06-12 Dave Brolley <brolley@redhat.com>
825
826 * mloop.in (fetch_buffer): New static struct.
827 (@cpu@_simulate_insn_prefetch): Rewritten.
828 * cache.c (frv_cache_request_invalidate): Don't invalidate return
829 buffer.
830 (address_interference): Defer to any WAR request in either pipeline.
831
8322000-06-09 Dave Brolley <brolley@redhat.com>
833
834 * pipeline.c (insns_in_slot): New Array.
835 (frv_pipeline_add_insn): Call COUNT_INSNS_IN_SLOT.
836 * options.c (frv_options): Remove 'NONBLOCK' argument from data-cache
837 option.
838 (parse_cache_option): New function.
839 (frv_option_handler): Call parse_cache_option.
840 * frv.c (vliw_branch_taken): New variable.
841 (vliw_load_stall): New variable.
842 (handle_resource_wait): Update vliw_load_stall.
843 (frvbf_model_insn_before): Initialize vliw_branch_taken and
844 vliw_load_stall.
845 (frvbf_model_insn_after): Increment PROFILE_MODEL_LOAD_STALL_CYCLES.
846 (load_wait_for_FR): Update vliw_load_stall.
847 (load_wait_for_GR): Update vliw_load_stall.
848 (load_wait_for_FRdouble): Update vliw_load_stall.
849 (load_wait_for_GRdouble): Update vliw_load_stall.
850 (frvbf_model_fr500_u_branch): Count branches taken and not taken.
851 (slot_names): New static array.
852 (print_parallel): Now takes second argument 'verbose'. Print cycles per
853 VLIW insn and instructions per cycle. Also tabulate the number of insns
854 in each type of VLIW slot.
855 (frv_profile_info): Call print_parallel with new second argument.
856 * frv-sim.h (insn_in_slot): New array.
857 (COUNT_INSNS_IN_SLOT): New macro.
858 (INSNS_IN_SLOT): New macro.
859 * cache.c: Remove references to non_blocking_count. Remove references to
860 last_was_hit. Remove references to req_none.
861 (handle_req_store): Adjust statistics before requeuing the store
862 request.
863 (handle_req_WAR): Don't let the WAR request affect the cache statistics.
864 * cache.h: Remove references to non_blocking_count. Remove references to
865 last_was_hit. Remove references to req_none.
866 * model.c: Regenerate.
867
8682000-06-08 Dave Brolley <brolley@redhat.com>
869
870 * frv.c (request_complete): Copy load data from the correct return
871 buffer.
872
8732000-06-07 Dave Brolley <brolley@redhat.com>
874
875 * traps.c (frv_core_signal): Call frv_term before exiting.
876 (frv_itrap): Call frv_term before exiting.
877 (next_available_nesr): Make sure NECR is implemented before reading it.
878 (next_valid_nesr): Ditto.
879 (frvbf_check_non_excepting_load): Ditto.
880 (frvbf_clear_ne_flags): Ditto.
881 (frvbf_commit): Ditto.
882 (frvbf_check_recovering_store): Delay cache operation if 'model_insn'.
883 * sim-main.h (_sim_cpu): Add load_address, load_length, load_flag and
884 store_flag members.
885 (CPU_LOAD_ADDRESS): New macro.
886 (CPU_LOAD_LENGTH): New macro.
887 (CPU_LOAD_SIGNED): New macro.
888 (CPU_LOAD_LOCK): New macro.
889 * reset.c (frv_term): New function.
890 (frv_power_on_reset): Use SETMEMSI if the cache is not enabled.
891 (frv_hardware_reset): Use SETMEMSI if the cache is not enabled.
892 (frv_software_reset): Use SETMEMSI if the cache is not enabled.
893 * mloop.in (execute): Call FRV_COUNT_CYCLES to decide whether to model
894 the insn. Model the insn in two passes. One before and one after
895 execution.
896 (cache_reqno): new static variable.
897 (@cpu@_simulate_insn_prefetch): Model fetch latency by waiting for the
898 cache rather than assuming a fixed latency.
899 (xinit): Turn on PROFILE_MODEL_P before each vliw insn if the timer is
900 enabled so that modeling data is collected by cgen during execution.
901 (full-exec): Restore PROFILE_MODEL_P after each vliw insn.
902 * memory.c (data_non_cache_access): Removed.
903 (insn_non_cache_access): Removed.
904 (frvbf_read_mem_QI): Delay read operation if 'model_insn'.
905 (frvbf_read_mem_UQI): Delay read operation if 'model_insn'.
906 (frvbf_read_mem_HI): Delay read operation if 'model_insn'.
907 (frvbf_read_mem_UHI): Delay read operation if 'model_insn'.
908 (frvbf_read_mem_SI): Delay read operation if 'model_insn'.
909 (frvbf_read_mem_DI): Delay read operation if 'model_insn'.
910 (frvbf_read_mem_DF): Delay read operation if 'model_insn'.
911 (frvbf_read_imem_USI): Read the cache or ememory passively.
912 (frvbf_write_mem_QI): Don't check for non-cache access here.
913 (frvbf_write_mem_UQI): Call frvbf_write_mem_QI.
914 (frvbf_write_mem_HI): Don't check for non-cache access here.
915 (frvbf_write_mem_UHI): Call frvbf_write_mem_QI.
916 (frvbf_write_mem_SI): Don't check for non-cache access here.
917 (frvbf_write_mem_DI): Don't check for non-cache access here.
918 (frvbf_write_mem_DF): Don't check for non-cache access here.
919 (frvbf_mem_set_QI): Use cycle-accurate cache write if 'model_insn'.
920 (frvbf_mem_set_HI): Use cycle-accurate cache write if 'model_insn'.
921 (frvbf_mem_set_SI): Use cycle-accurate cache write if 'model_insn'.
922 (frvbf_mem_set_DI): Use cycle-accurate cache write if 'model_insn'.
923 (frvbf_mem_set_DF): Use cycle-accurate cache write if 'model_insn'.
924 (frvbf_mem_set_XI): Use cycle-accurate cache write if 'model_insn'.
925 * interrupts.c (check_reset): Read the cache and memory passively.
926 (frv_program_or_software_interrupt): Call frv_term before calling
927 sim_engine_halt.
928 * frv.c (all modeling functions): Break into two passes. One before
929 execuetion and one after. call load_wait_for_* for all GR and FR
930 registers.
931 (frvbf_load_quad_GR): Delay performing the load if 'model_insn'.
932 (frvbf_load_quad_FRint): Delay performing the load if 'model_insn'.
933 (frvbf_load_quad_CPR): Delay performing the load if 'model_insn'.
934 (frvbf_insn_cache_preload): Delay cache operation if 'model_insn'.
935 (frvbf_data_cache_preload): Delay cache operation if 'model_insn'.
936 (frvbf_insn_cache_unlock): Delay cache operation if 'model_insn'.
937 (frvbf_data_cache_unlock): Delay cache operation if 'model_insn'.
938 (frvbf_insn_cache_invalidate): Delay cache operation if 'model_insn'.
939 (frvbf_data_cache_invalidate): Delay cache operation if 'model_insn'.
940 (frvbf_data_cache_flush): Delay cache operation if 'model_insn'.
941 (model_insn): New global variable.
942 (fr_ptime): New array.
943 (cache_request): New enumeration.
944 (CACHE_QUEUE_ELEMENT): New struct type.
945 (CACHE_QUEUE_SIZE): New macro.
946 (cache_queue): New static struct.
947 (request_cache_load): New function.
948 (request_cache_flush): New function.
949 (request_cache_invalidate): New function.
950 (request_cache_preload): New function.
951 (request_cache_unlock): New function.
952 (submit_cache_request): New function.
953 (activate_cache_requests): New function.
954 (load_pending_for_register): New function.
955 (flush_pending_for_address): New function.
956 (remove_cache_queue_element): New function.
957 (copy_load_data): New function.
958 (request_complete): New function.
959 (run_caches): New function.
960 (frv_model_trace_wait_cycles): New function.
961 (wait_for_flush): New function.
962 (frvbf_model_insn_before): Insn prefect wait now modeled in
963 frvbf_simulate_insn_prefetch. Incremement vliw_insns here. Call
964 wait_for_flush.
965 (frvbf_model_insn_after): Call activate_cache_requests. Don't increment
966 vliw_insns here anymore.
967 (update_FR_latency_for_load): New function.
968 (update_FRdouble_latency_for_load): New function.
969 (update_FR_ptime): New function.
970 (update_FRdouble_ptime): New function.
971 (update_GR_latency_for_swap): New function.
972 (load_wait_for_GR): New function.
973 (load_wait_for_FR): New function.
974 (load_wait_for_GRdouble): New function.
975 (load_wait_for_FRdouble): New function.
976 (frvbf_model_fr500_u_ici): New function.
977 (frvbf_model_fr500_u_dci): New function.
978 (frvbf_model_fr500_u_dcf): New function.
979 (frvbf_model_fr500_u_icpl): New function.
980 (frvbf_model_fr500_u_dcpl): New function.
981 (frvbf_model_fr500_u_icul): New function.
982 (frvbf_model_fr500_u_dcul): New function.
983 * frv-sim.h (frv_term): New function.
984 (insn_non_cache_access): Removed.
985 (FRV_COUNT_CYCLES): New macro.
986 (frv_save_peofile_model_p): New global variable.
987 (model_insn): New enumerated global variable.
988 (frv_model_advance_cycles): New function.
989 (frv_model_trace_wait_cycles): New function.
990 * cache.h (FRV_CACHE_REQUEST_KIND): New enumeration.
991 (FRV_CACHE_WAR_REQUEST): New struct type.
992 (FRV_CACHE_STORE_REQUEST): New struct type.
993 (FRV_CACHE_INVALIDATE_REQUEST): New struct type.
994 (FRV_CACHE_PRELOAD_REQUEST): New struct type.
995 (FRV_CACHE_REQUEST): New struct type.
996 (FRV_CACHE_RETURN_BUFFER): New struct type.
997 (FRV_CACHE_FLUSH_STATUS): New struct type.
998 (FRV_CACHE_STATUS): New struct type.
999 (FRV_CACHE_STAGE): New struct type.
1000 (FRV_CACHE_STAGES): New enumeration.
1001 (FRV_CACHE_WAR): New struct type.
1002 (FRV_CACHE_PIPELINE): New struct type.
1003 (FRV_CACHE_ARS): New struct type.
1004 (FRV_CACHE_STATISTICS): New struct type.
1005 (FRV_CACHE): Add pipeline, statistics, BARS and NARS.
1006 (CACHE_RETURN_DATA): 'return_buffer' is now within 'status'.
1007 (CACHE_RETURN_DATA_ADDRESS): New macro.
1008 (frv_cache_read): Now takes pipe index as second argument.
1009 (frv_cache_enabled): New function.
1010 (frv_cache_request_load): New function.
1011 (frv_cache_request_store): New function.
1012 (frv_cache_request_invalidate): New function.
1013 (frv_cache_request_preload): New function.
1014 (frv_cache_request_unlock): New function.
1015 (frv_cache_run): New function.
1016 (frv_cache_read_passive_SI): New function.
1017 (frv_cache_data_in_buffer): New function.
1018 (frv_cache_data_flushed): New function.
1019 * cache.c (frv_cache_init): Initialize pipelines and xARS registers.
1020 (frv_cache_enabled): New function.
1021 (non_cache_access): New function.
1022 (write_data_to_memory): Count write accesses for each mode. Write to
1023 memory using sim_core_write_unaligned_1;
1024 (read_data_from_memory): New function.
1025 (fill_line_from_memory): Use read_data_from_memory.
1026 (copy_line_to_return_buffer): New function.
1027 (copy_memory_to_return_buffer): New function.
1028 (set_return_buffer_reqno): New function.
1029 (frv_cache_read): Now takes pipe index as second argument. Check for
1030 non-cache access.
1031 (frv_cache_preload): Check for non-cache access.
1032 (frv_cache_unlock): Check for non-cache access.
1033 (invalidate_return_buffer): New function.
1034 (frv_cache_invalidate): Check for non-cache access.
1035 (convert_slot_to_index): New function.
1036 (FREE_CHAIN_SIZE): New macro.
1037 (frv_cache_request_free_chain): New static variable.
1038 (frv_store_request_free_chain): New static variable.
1039 (allocate_new_cache_requests): New function.
1040 (new_cache_request): New function.
1041 (free_cache_request): New function.
1042 (new_store_request): New function.
1043 (pipeline_remove_request): New function.
1044 (pipeline_add_request): New function.
1045 (pipeline_requeue_request): New function.
1046 (next_priority): New function.
1047 (add_WAR_request): New function.
1048 (pipeline_next_request): New function.
1049 (pipeline_stage_request): New function.
1050 (advance_pipelines): New function.
1051 (frv_cache_request_load): New function.
1052 (frv_cache_request_store): New function.
1053 (frv_cache_request_invalidate): New function.
1054 (frv_cache_request_preload): New function.
1055 (frv_cache_request_unlock): New function.
1056 (address_interference): New function.
1057 (wait_for_WAR): New function.
1058 (wait_in_WAR): New function.
1059 (handle_req_load): New function.
1060 (handle_req_preload): New function.
1061 (handle_req_store): New function.
1062 (handle_req_invalidate): New function.
1063 (handle_req_unlock): New function.
1064 (handle_req_WAR): New function.
1065 (arbitrate_requests): New function.
1066 (move_ARS_to_WAR): New function.
1067 (decrease_latencies): New function.
1068 (frv_cache_run): New function.
1069 (frv_cache_read_passive_SI): New function.
1070 (frv_cache_data_in_buffer): New function.
1071 (frv_cache_data_flushed): New function.
1072 * arch.h,decode.c,decode.h,model.c,sem.c: Rebuild.
1073
1074Wed May 24 14:40:34 2000 Andrew Cagney <cagney@b1.cygnus.com>
1075
1076 * configure: Regenerated to track ../common/aclocal.m4 changes.
1077
10782000-05-19 Dave Brolley <brolley@redhat.com>
1079
1080 * traps.c (frv_rett): Check for exceptions in the order specified in the
1081 architecture spec. Allow privileged_instruction interrrupt to be handled
1082 normally.
1083 * registers.c (frv_register_control_init): Handle bfd_mach_frvtomcat.
1084 * frv.c (frvbf_signed_integer_divide): Use updated dtt to decide whether
1085 to clear the NE flag.
1086 (frvbf_model_tomcat_u_exec): New function.
1087 * frv-sim.h (frvbf_division_exception): Now returns updated dtt.
1088 * Makefile.in (stamp-cpu): Add 'tomcat' to 'mach' value.
1089 * arch.c,arch.h,cpu.h,cpuall.h,model.h,decode.c,sem.c: Regenerate.
1090
10912000-05-18 Dave Brolley <brolley@redhat.com>
1092
1093 * sim-if.c (elf-bfd.h): #include it.
1094 (sim_open): Set machine amd architecture based on elf flags.
1095
10962000-04-04 Dave Brolley <brolley@redhat.com>
1097
1098 * frv-sim.h (frv_h_psr_esr_set_handler): Removed.
1099 Delete '#if 0' blocks.
1100 * frv.c: Delete '#if 0' blocks.
1101 (spr_psr_set_handler): Remove special handling for circular referencing of handlers for
1102 PSR.S and PSR.ESR.
1103 (frv_h_psr_esr_set_handler): Removed.
1104 * interrupts.c: Delete '#if 0' blocks.
1105 * memory.c: Delete '#if 0' blocks.
1106 * cpu.c,cpu.h: Regenerate.
1107
11082000-04-03 Dave Brolley <brolley@redhat.com>
1109
1110 * traps.c (frvbf_check_recovering_store): Invalidate data cache line
1111 containing the target address.
1112 (clear_nesr_neear): No longer takes hi_available and lo_available.
1113 Remove bogus check for available GR registers.
1114 (frvbf_clear_ne_flags): Update call to clear_nesr_neear.
1115 (frvbf_commit): Update call to clear_nesr_neear.
1116 * interrupts.c (next_available_esr): Removed.
1117 (next_available_edr): Removed.
1118 (next_available_fq): Removed.
1119 * frv.c (frvbf_fetch_register): Remove "FIXME" comment.
1120 (frvbf_store_register): Remove "FIXME" comment.
1121 * frv-sim.h (UART_INCHAR_ADDR): Removed.
1122 (UART_OUTCHAR_ADDR): Removed.
1123 (UART_STATUS_ADDR): Removed.
1124 (UART_INPUT_READY): Removed.
1125 (UART_OUTPUT_READY): Removed.
1126 (FRV_DEVICE_ADDR): Removed.
1127 (FRV_DEVICE_LEN): Removed.
1128 (SET_NESR): Call frvbf_force_update.
1129 (SET_NEEAR): Call frvbf_force_update.
1130 (SET_NE_FLAGS): Call frvbf_force_update.
1131
11322000-03-30 Dave Brolley <brolley@redhat.com>
1133
1134 * configure: Regenerated.
1135
11362000-03-30 Dave Brolley <brolley@redhat.com>
1137
1138 * registers.c (fr500_spr): Define ESR14-15 and EPCSR14-15 for fr500.
1139 * memory.c (frvbf_write_mem_*): Save slot containing the insn
1140 performing the write.
1141 (frvbf_mem_set_*): Overwrite the slot information of the interrupt
1142 queue element with the information in the interrupt state.
1143 * interrupts.c (frv_queue_interrupt): Call frv_set_interrupt_queue_slot.
1144 (frv_queue_fp_exception_interrupt): Initialize 'new_element'.
1145 (frv_set_interrupt_queue_slot): New function.
1146 (esr_for_data_access_exception): New function.
1147 (set_edr_register): edr_index is now passed in.
1148 (fq_for_exception): New function.
1149 (set_fp_exception_registers): Call fq_for_exception. Interrupt queue
1150 element now passed in.
1151 (set_exception_status_registers): Obtain slot from interrupt queue
1152 element. Call esr_for_data_access_exception. Use ESR14
1153 for data_store_error. Use ESR15 for data_access_error. Use EDR0.
1154 (frv_save_data_written_for_interrupts): Save slot containing the insn
1155 performing the write.
1156 * frv-sim.h (struct frv_fp_exception_info): Use frv_fsr_traps and
1157 frv_fsr_ftt.
1158 (struct frv_interrupt_state): Add 'slot' field.
1159 (frv_set_interrupt_queue_slot): New function.
1160 (frv_set_write_queue_slot): New function.
1161
11622000-03-24 Dave Brolley <brolley@redhat.com>
1163
1164 * mloop.in (_parallel_write_init): Initialize
1165 frv_interrupt_state.imprecise_interrupt.
1166 (_parallel_write_queued): After an imprecise interrupt, only perform
1167 forced writes and floating point writes (for certain exceptions).
1168 * interrupts.c (handle_interrupt): Set
1169 frv_interrupt_state.imprecise_interrupt for writeback after an imprecise
1170 interrupt.
1171 (frv_process_interrupts): No need to clear f_ne_flags.
1172 * frv.c (frvbf_signed_integer_divide): Queue writes to GR registers and
1173 force them to happen even if there is an overflow exception.
1174 (frvbf_force_update): New function.
1175 * frv-sim.h (frvbf_force_update): New function.
1176 (struct frv_interrupt_state): Add imprecise_interrupt.
1177 (FRV_WRITE_QUEUE_FORCE_WRITE): New macro.
1178 * sem.c: Regenerate.
1179
11802000-03-23 Dave Brolley <brolley@redhat.com>
1181
1182 * traps.c (frv_rett): Queue FRV_ILLEGAL_INSTRUCTION directly.
1183 * registers.c (frv_spr): MCIRL -> MCILR.
1184 * interrupts.c (frv_queue_non_implemented_instruction_interrupt):
1185 New function.
1186 (frv_detect_insn_access_interrupts):
1187 Call frv_queue_non_implemented_instruction_interrupt.
1188 (frv_process_interrupts): Clear accumulated NE flags.
1189 * frv.c (frvbf_media_cop): New function.
1190 (frvbf_set_ne_index): Now takes (SIM_CPU *) as first argument. Clear
1191 the NE flag of the given target register.
1192 (frvbf_model_fr500_u_float_arith): Account for FRdouble registers.
1193 (frvbf_model_fr500_u_float_dual_arith): Account for FRdouble registers.
1194 (frvbf_model_fr500_u_float_dual_sqrt): New function.
1195 (frvbf_model_fr500_u_float_convert): Account for FRdouble registers.
1196 (frvbf_model_fr500_u_float_dual_convert): New function.
1197 * frv-sim.h (frvbf_media_cop): New function.
1198 (GET_FQ): Use H_SPR_FQST0.
1199 (SET_FQ): Use H_SPR_FQST0.
1200 (SET_FQ_OPC): Use J_SPR_FQOP0.
1201 (GET_MSR_EMCI): New macro.
1202 (frv_queue_non_implemented_instruction_interrupt): New function.
1203 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1204
12052000-03-08 Dave Brolley <brolley@redhat.com>
1206
1207 * traps.c (frv_rett): Align new_pc.
1208 * memory.c (frvbf_read_mem_HI): Align address.
1209 (frvbf_read_mem_UHI): Align address.
1210 (frvbf_read_mem_SI): Align address.
1211 (frvbf_read_mem_DI): Align address.
1212 (frvbf_read_mem_DF): Align address.
1213 (frvbf_read_imem_USI): Align address.
1214 (frvbf_mem_set_HI): Align address.
1215 (frvbf_mem_set_SI): Align address.
1216 (frvbf_mem_set_DI): Align address.
1217 (frvbf_mem_set_DF): Align address.
1218 (frvbf_mem_set_XI): Align address.
1219 * registers.c (frv_spr): Initialize FSR0.NS to 1.
1220 (fr500_spr): Initialize FSR0.NS to 1.
1221 * interrupts.c (frv_queue_mem_address_not_aligned_interrupt): Check
1222 whether the exception is masked.
1223 * frv.c (frvbf_load_quad_GR): Align address.
1224 (frvbf_store_quad_GR): Align address.
1225 (frvbf_load_quad_FRint): Align address.
1226 (frvbf_store_quad_FRint): Align address.
1227 (frvbf_load_quad_CPR): Align address.
1228 (frvbf_store_quad_CPR): Align address.
1229 * frv-sim.h (GET_ISR_EMAM): New macro.
1230
12312000-03-08 Dave Brolley <brolley@redhat.com>
1232
1233 * traps.c (frvbf_division_exception): Check for masked overflow and
1234 set NE flags, if necessary.
1235 (frvbf_check_recovering_store): Queue writes to the hardware.
1236 (check_registers_available): Removed.
1237 (which_registers_available): Call frv_{fr,gr}_registers_available.
1238 (frvbf_clear_ne_flags): Call check_register_access.
1239 (frvbf_commit): Call check_register_access.
1240 * registers.h (frv_fr_registers_available): New function.
1241 (frv_gr_registers_available): New function.
1242 (frv_check_register_access): New function.
1243 (frv_check_gr_access): New function.
1244 (frv_check_fr_access): New function.
1245 * registers.c (frv_spr): Correct initial value of ISR.
1246 (fr500_spr): Correct initial value of ISR.
1247 (frv_fr_registers_available): New function.
1248 (frv_gr_registers_available): New function.
1249 (frv_check_register_access): New function.
1250 (frv_check_gr_access): New function.
1251 (frv_check_fr_access): New function.
1252 * interrupts.c (frv_queue_division_exception_interrupt): New function.
1253 (set_isr_exception_fields): New function.
1254 (set_exception_status_registers): Set ISR fields for division exception.
1255 (frv_save_data_written_for_interrupts): Handle CGEN_FN_SF_WRITE.
1256 * frv.c (frvbf_h_gr_get_handler): New function.
1257 (frvbf_h_gr_set_handler): New function.
1258 (frvbf_h_fr_get_handler): New function.
1259 (frvbf_h_fr_set_handler): New function.
1260 (frvbf_h_spr_get_handler): Remove special handling for ISR.
1261 (frvbf_h_spr_set_handler): Remove special handling for ISR.
1262 (spr_isr_get_handler): Removed.
1263 (spr_isr_set_handler): Removed.
1264 (frvbf_signed_integer_divide): New funciton.
1265 (frvbf_unsigned_integer_divide): New funciton.
1266 * frv-sim.h (frvbf_h_gr_get_handler): New function.
1267 (frvbf_h_gr_set_handler): New function.
1268 (frvbf_h_fr_get_handler): New function.
1269 (frvbf_h_fr_set_handler): New function.
1270 (frvbf_signed_integer_divide): New funciton.
1271 (frvbf_unsigned_integer_divide): New funciton.
1272 (frv_dtt): New enumeration.
1273 (struct frv_interrupt_queue_element): Add dtt member.
1274 (GET_ISR): New macro.
1275 (SET_ISR): New macro.
1276 (GET_ISR_EDEM): New macro.
1277 (SET_ISR_DTT): New macro.
1278 (SET_ISR_AEXC): New macro.
1279 (frvbf_division_exception): Add 2 'int' arguments.
1280 (frvbf_check_non_excepting_divide): Removed.
1281 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1282
12832000-02-29 Dave Brolley <brolley@redhat.com>
1284
1285 * traps.c (frv_itrap): Use GET_H_GR, SET_H_GR, GET_H_FR.
1286 (frv_rett): Use hardware access macros. Write PSR as a whole.
1287 (next_available_nesr): Check that NECR is valid.
1288 (next_valid_nesr): Check that NECR is valid.
1289 (frvbf_check_non_excepting_load): User new NECR access macros. Don't
1290 call hardware access functions. Use cover macros.
1291 (check_registers_available): New function.
1292 (clear_nesr_near): Check register availability.
1293 (clear_ne_flags): Check register availability.
1294 (frvbf_clear_ne_flags): Check register availability.
1295 (frvbf_commit): Check register availability.
1296 (which_registers_available): New function.
1297 * sim-main.h (registers.h): #include it.
1298 (register_control): New cpu field.
1299 (CPU_REGISTER_CONTROL): New macro.
1300 * reset.c (frv_initialize): Set HSR0 fields for cache here.
1301 (frv_power_on_reset): Initialize SPR registers and RSTR.
1302 (frv_hardware_reset): Initialize SPR registers and RSTR.
1303 (frv_software_reset): Reset SPR registers and RSTR.
1304 * options.c (frv_option_handler): Don't set HSR0 fields for cache here.
1305 Call frv_cache_init.
1306 * mloop.in (main loop): Check for insn access interrupts before
1307 executing the insn.
1308 * interrupts.c (frv_queue_external_interrupt): Use GET_H_PSR_ET.
1309 (frv_detect_insn_access_interrupts): Don't call hardware access
1310 functions directly. Use cover macros.
1311 (check_reset): Don't reset RSTR here.
1312 (next_available_esr): ESFR -> ESFR_FLAG.
1313 (next_available_edr): ESFR -> ESFR_FLAG.
1314 (clear_exception_status_registers): Use GET_ESFR and SET_ESFR.
1315 ESFR -> ESFR_FLAG.
1316 (frv_break_interrupt): Don't call hardware access functions directly.
1317 Use cover macros.
1318 (frv_program_or_software_interrupt): Ditto.
1319 (frv_external_interrupt): Ditto.
1320 * frv.c (frvbf_fetch_register): Don't call 'get' functions directly.
1321 (frvbf_store_register): Don't call 'set' functions directly.
1322 (frvbf_h_gr_double_get_handler): Use GET_H_GR.
1323 (frvbf_h_gr_double_set_handler): Use SET_H_GR.
1324 (frvbf_h_fr_double_get_handler): Use GET_H_FR.
1325 (frvbf_h_fr_double_set_handler): Use SET_H_FR.
1326 (frvbf_h_fr_int_get_handler): Use GET_H_FR.
1327 (frvbf_h_fr_int_set_handler): Use SET_H_FR.
1328 (frvbf_h_cpr_double_get_handler): Use GET_H_CPR.
1329 (frvbf_h_cpr_double_set_handler): Use SET_H_CPR.
1330 (frvbf_h_gr_quad_set_handler): Use SET_H_GR.
1331 (frvbf_h_fr_quad_set_handler): Use SET_H_FR.
1332 (frvbf_h_spr_get_handler): Check SPR access. Call renamed functions.
1333 Support shadow registers.
1334 (frvbf_h_spr_set_handler): Check SPR access. Call renamed functions.
1335 Support shadow registers.
1336 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1337 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1338 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1339 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1340 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1341 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1342 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1343 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1344 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1345 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1346 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1347 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1348 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1349 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1350 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1351 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1352 (frvbf_h_psr_esr_set_handler): Update to conform to FRV architecture
1353 version 1.3a.
1354 (spr_ccr_get_handler): Don't reference the hardware directly.
1355 (spr_ccr_set_handler): Don't reference the hardware directly.
1356 (spr_cccr_get_handler): Don't reference the hardware directly.
1357 (spr_cccr_set_handler): Don't reference the hardware directly.
1358 (spr_sr_get_handler): New function.
1359 (spr_sr_set_handler): New function.
1360 (frvbf_switch_supervisor_user_context): Temporarily switch to
1361 supervisor mode.
1362 (frvbf_store_quad_GR): Don't call handler directly.
1363 (frvbf_store_quad_FRint): Don't call handler directly.
1364 (frvbf_store_quad_CPR): Don't call handler directly.
1365 (frvbf_clear_all_accumulators): Removed.
1366 (frvbf_clear_accumulators): New function.
1367 (frvbf_model_fr500_u_media): Expand busy_adjustment to 8 members.
1368 Account for in_ACCGi and out_ACCGk.
1369 * frv-sim.h (RSTR_HARDWARE_RESET): New macro.
1370 (RSTR_SOFTWARE_RESET): New macro.
1371 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1372 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1373 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1374 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1375 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1376 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1377 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1378 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1379 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1380 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1381 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1382 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1383 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1384 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1385 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1386 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1387 (frvbf_clear_all_accumulators): Removed.
1388 (frvbf_clear_accumulators): New function.
1389 (GET_HSR0): Use GET_H_SPR.
1390 (SET_HSR0): Use SET_H_SPR.
1391 (CLEAR_HSR0_ICE): New macro.
1392 (CLEAR_HSR0_DCE): New macro.
1393 (GET_IHSR8): Use GET_H_SPR.
1394 (GET_PSR): New macro.
1395 (SET_PSR_ET): New macro.
1396 (GET_PSR_PS): New macro.
1397 (SET_PSR_S): New macro.
1398 (GET_ESFR): Changed to reference entire register.
1399 (SET_ESFR): Changed to reference entire register.
1400 (GET_ESFR_FLAG): New macro.
1401 (SET_ESFR_FLAG): New macro.
1402 (NECR_ELOS): Removed.
1403 (NECR_NEN): Removed.
1404 (NECR_VALID): Removed.
1405 (GET_NECR): New macro.
1406 (GET_NECR_ELOS): New macro.
1407 (GET_NECR_NEN): New macro.
1408 (GET_NECR_VALID): New macro.
1409 (NESR_RANGE): Removed.
1410 (GET_NESR): Use GET_H_SPR.
1411 (GET_NE_FLAGS): Use GET_H_SPR.
1412 * cache.h (CACHE_INITIALIZED): New macro.
1413 * Makefile.in (SIM_OBJS): Add registers.o.
1414 (SIM_EXTRA_DEPS): Add registers.h.
1415 (registers.o): New target.
1416 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1417
14182000-02-17 Dave Brolley <brolley@redhat.com>
1419
1420 * interrupts.c (frv_interrupt_table): Update priority order and handler
1421 offsets to conform to the architecture version 1.3a.
1422 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1423 to the architecture version 1.3a.
1424
14252000-02-17 Dave Brolley <brolley@redhat.com>
1426
1427 * interrupts.c (frv_interrupt_table): Update priority order and handler
1428 offsets to conform to the latest specifications.
1429 (frv_queue_interrupt): Correct comment. Identical interrupts can be
1430 queued. New variable 'iclass' used to test for external interrupts.
1431 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1432 to the latest specifications.
1433
14342000-01-20 Dave Brolley <brolley@redhat.com>
1435
1436 * sim-if.c (sim_open): Move frv-specific initialization to
1437 frv_initialize in reset.c.
1438 * interrupts.c (check_reset): Use RSTR_ADDRESS. Check and reset RSTR
1439 status bits for hardware vs software reset.
1440 * reset.c: New file.
1441 * frv-sim.h (frv_initialize): New function.
1442 (frv_power_on_reset): New function.
1443 (frv_hardware_reset): New function.
1444 (frv_software_reset): New function.
1445 (RSTR_ADDRESS): New macro.
1446 (RSTR_INITIAL_VALUE): New macro.
1447 (GET_RSTR_HR): New macro.
1448 (GET_RSTR_SR): New macro.
1449 (SET_RSTR_H): New macro.
1450 (SET_RSTR_S): New macro.
1451 (CLEAR_RSTR_P): New macro.
1452 (CLEAR_RSTR_H): New macro.
1453 (CLEAR_RSTR_S): New macro.
1454 (CLEAR_RSTR_HR): New macro.
1455 (CLEAR_RSTR_SR): New macro.
1456
14572000-01-03 Dave Brolley <brolley@cygnus.com>
1458
1459 * mloop.in (execute): Only call modeling function if the pointer is not
1460 NULL.
1461 * frv.c (frvbf_model_insn_after): Only access FR500_MODEL_DATA for
1462 fr500.
1463
14642000-01-03 Dave Brolley <brolley@cygnus.com>
1465
1466 * options.c (OPTION_FRV_MEMORY_LATENCY): New enumerator.
1467 (frv_options): Add --memory-latency.
1468 (frv_option_handler): Handle FRV_OPTION_MEMORY_LATENCY.
1469 * mloop.in (@cpu@_simulate_insn_prefetch): Use cache memory_latency.
1470 * frv.c (SET_ACC_USE_IS_MEDIA_P1): operate on d->curr_acc_p1
1471 (SET_ACC_USE_NOT_MEDIA_P1): operate on d->curr_acc_p1
1472 (SET_ACC_USE_IS_MEDIA_P2): operate on d->curr_acc_p1
1473 (SET_ACC_USE_NOT_MEDIA_P2): operate on d->curr_acc_p1
1474 (update_latencies): Only clear usage flags if the register has no
1475 target latency.
1476 (frvbf_model_insn_before): Update cur_acc_p1 and cur_acc_p2. Use | (or)
1477 not |= (or assgnment).
1478 (frvbf_model_insn_after): Print post processing wait for all insns.
1479 Update prev_acc_p1 and prev_acc_p2.
1480 (frvbf_model_fr500_u_gr_load_store): Use cache memory_latency.
1481 (frvbf_model_fr500_u_fr_load_store): Use cache memory_latency.
1482 (frvbf_model_fr500_u_swap): Use cache memory_latency.
1483 (frvbf_model_fr500_u_media): Use busy_adjustment[4] for out_ACC40Sk.
1484 (frvbf_model_fr500_u_media): Use busy_adjustment[5] for out_ACC40Uk.
1485 (frvbf_model_fr500_u_media_quad_arith): New function.
1486 (frvbf_model_fr500_u_media_dual_mul): New function.
1487 (frvbf_model_fr500_u_media_quad_mul): New function.
1488 (frvbf_model_fr500_u_media_quad_complex): New function.
1489 (frvbf_model_fr500_u_media_dual_expand): New function.
1490 (frvbf_model_fr500_u_media_dual_unpack): New function.
1491 (frvbf_model_fr500_u_media_dual_btoh): New function.
1492 (frvbf_model_fr500_u_media_dual_htob): New function.
1493 (frvbf_model_fr500_u_media_dual_btohe): New function.
1494 (frv_ref_SI): New function.
1495 * cache.h (FRV_CACHE): Add memory_latency field.
1496 * cache.c (frv_cache_init): Initialize memory_latency.
1497 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1498
14991999-12-17 Dave Brolley <brolley@cygnus.com>
1500
1501 * sim-if.c (sim_open): Initialize insn prefetch and reset register.
1502 * options.c (OPTIONS_FRV_PROFILE_CACHE): New enumeration.
1503 (OPTIONS_FRV_PROFILE_PARALLEL): New enumeration.
1504 (OPTIONS_FRV_TIMER): New enumeration.
1505 (frv_options): Add --profile-cache, --profile-parallel, --timer.
1506 (frv_option_handler): Override common implementation of -p. Handle
1507 --profile-cache, --profile-parallel, --timer.
1508 * mloop.in (execute): Call profiling functions if the timer interrupt
1509 is enabled.
1510 (@cpu@_simulate_insn_prefetch): New function.
1511 (main loop): Call @cpu@_simulate_insn_prefetch.
1512 * interrupts.c (frv_queue_interrupt): Don't queue two external
1513 interrupts of the same priority.
1514 (frv_queue_external_interrupt): New function.
1515 (frv_external_interrupt): New function.
1516 (handle_interrupt): Handle external interrupts.
1517 (check_reset): New function.
1518 (frv_process_interrupts): Call check_reset.
1519 * frv.c: Include "bfd.h"
1520 (frvbf_h_psr_get_handler): Set the PIL field.
1521 (frvbf_h_psr_set_handler): Get the PIL field.
1522 (DUAL_REG): New macro.
1523 (DUAL_DOUBLE): New macro.
1524 (SET_USE_IS_FPOP): New macro.
1525 (SET_USE_NOT_FPOP): New macro.
1526 (USE_IS_FPOP): New macro.
1527 (SET_USE_IS_MEDIA): New macro.
1528 (SET_USE_NOT_MEDIA): New macro.
1529 (USE_IS_MEDIA_P1): New macro.
1530 (SET_USE_IS_MEDIA_P1): New macro.
1531 (SET_USE_NOT_MEDIA_P1): New macro.
1532 (SET_USE_IS_MEDIA_P2): New macro.
1533 (SET_USE_NOT_MEDIA_P2): New macro.
1534 (USE_IS_MEDIA_P2): New macro.
1535 (SET_ACC_USE_IS_MEDIA_P1): New macro.
1536 (SET_ACC_USE_NOT_MEDIA_P1): New macro.
1537 (ACC_USE_IS_MEDIA_P1): New macro.
1538 (SET_ACC_USE_IS_MEDIA_P2): New macro.
1539 (SET_ACC_USE_NOT_MEDIA_P2): New macro.
1540 (ACC_USE_IS_MEDIA_P2): New macro.
1541 (RESOURCE_IDIV): New macro.
1542 (RESOURCE_FDIV): New macro.
1543 (RESOURCE_SQRT): New macro.
1544 (fr_busy_adjust): New array.
1545 (acc_busy_adjust): New array.
1546 (apply_latency_adjustments): New function.
1547 (update_latencies): New function.
1548 (handle_wait_cycles): New function.
1549 (handle_resource_wait): New function.
1550 (update_target_latencies): New function.
1551 (frvbf_model_insn_before): Add resource latency to cycle counts.
1552 (frvbf_model_insn_after): Add resource latency to cycle counts.
1553 (update_GR_latency): New function.
1554 (update_GRdouble_latency): New function.
1555 (update_FR_latency): New function.
1556 (update_FRdouble_latency): New function.
1557 (decrease_ACC_busy): New function.
1558 (decrease_FR_busy): New function.
1559 (increase_FR_busy): New function.
1560 (update_ACC_latency): New function.
1561 (update_CCR_latency): New function.
1562 (update_idiv_resource_latency): New function.
1563 (update_fdiv_resource_latency): New function.
1564 (update_fsqrt_resource_latency): New function.
1565 (vliw_wait_for_GR): New function.
1566 (vliw_wait_for_GRdouble): New function.
1567 (vliw_wait_for_FR): New function.
1568 (vliw_wait_for_FRdouble): New function.
1569 (vliw_wait_for_CCR): New function.
1570 (vliw_wait_for_ACC): New function.
1571 (vliw_wait_for_idiv_resource): New function.
1572 (vliw_wait_for_fdiv_resource): New function.
1573 (vliw_wait_for_fsqrt_resource): New function.
1574 (enforce_full_fr_latency): New function.
1575 (frvbf_model_fr500_u_exec): New function.
1576 (frvbf_model_fr500_u_integer): New function.
1577 (frvbf_model_fr500_u_imul): New function.
1578 (frvbf_model_fr500_u_idiv): New function.
1579 (frvbf_model_fr500_u_branch): New function.
1580 (frvbf_model_fr500_u_set_hilo): New function.
1581 (frvbf_model_fr500_u_gr_load_store): New function.
1582 (frvbf_model_fr500_u_fr_load_store): New function.
1583 (frvbf_model_fr500_u_swap): New function.
1584 (frvbf_model_fr500_u_fr2fr): New function.
1585 (frvbf_model_fr500_u_fr2gr): New function.
1586 (frvbf_model_fr500_u_spr2gr): New function.
1587 (frvbf_model_fr500_u_gr2fr): New function.
1588 (frvbf_model_fr500_u_gr2spr): New function.
1589 (post_wait_for_FR): New function.
1590 (post_wait_for_FRdouble): New function.
1591 (post_wait_for_ACC): New function.
1592 (post_wait_for_CCR): New function.
1593 (post_wait_for_fdiv): New function.
1594 (post_wait_for_fsqrt): New function.
1595 (adjust_float_register_busy): New function.
1596 (adjust_double_register_busy): New function.
1597 (restore_float_register_busy): New function.
1598 (restore_double_register_busy): New function.
1599 (frvbf_model_fr500_u_float_arith): New function.
1600 (frvbf_model_fr500_u_float_dual_arith): New function.
1601 (frvbf_model_fr500_u_float_div): New function.
1602 (frvbf_model_fr500_u_float_sqrt): New function.
1603 (frvbf_model_fr500_u_float_compare): New function.
1604 (frvbf_model_fr500_u_float_dual_compare): New function.
1605 (frvbf_model_fr500_u_float_convert): New function.
1606 (frvbf_model_fr500_u_media): New function.
1607 (frvbf_model_fr500_u_barrier): New function.
1608 (frvbf_model_fr500_u_membar): New function.
1609 * frv-sim.h (LEUINT): New macro.
1610 (GET_HSR0_SA): New macro.
1611 (struct frv_interrupt_timer): New struct.
1612 (struct frv_interrupt_state): Add timer fiield.
1613 (frv_queue_external_interrupt): New function.
1614 (frv_external_interrupt): New function.
1615 (frv_profile_info): New function.
1616 (PROFILE_CACHE_IDX): New enumerator.
1617 (PROFILE_PARALLEL_IDX): New enumerator.
1618 (PROFILE_cache): New macro.
1619 (PROFILE_parallel): New macro.
1620 (WITH_PROFILE_CACHE_P): New macro.
1621 (WITH_PROFILE_PARALLEL_P): New macro.
1622 * cache.h (FRV_CACHE): Add last_was_hit field.
1623 * cache.c (get_tag): Use new last_was_hit field.
1624 (frv_cache_read): Ditto.
1625 (frv_cache_write): Ditto.
1626 * arch.h,cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1627
16281999-12-13 Dave Brolley <brolley@cygnus.com>
1629
1630 * frv.c (frvbf_h_spr_set_handler): Handle accumulator guards.
1631 (frvbf_clear_all_accumulators): Pass frvbf_h_acc40S_set to
1632 sim_queue_fn_di_write.
1633 (frvbf_media_cut_ss): New function.
1634 * frv-sim.h (frvbf_media_cut_ss): New function.
1635 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1636
16371999-12-13 Dave Brolley <brolley@cygnus.com>
1638
1639 * pipeline.c (check_insn_major_constraints): F-4, F-8 and M-8 have
1640 no constraints.
1641 * interrupts.c (frv_queue_illegal_instruction_interrupt): Use
1642 FRV_IS_FLOAT_INSN and FRV_IS_MEDIA_INSN.
1643 (frv_detect_insn_access_interrupts): Use FRV_IS_FLOAT_INSN and
1644 FRV_IS_MEDIA_INSN.
1645 * frv.c (frvbf_model_simple_u_exec): New function.
1646 * frv-sim.h (FRV_IS_FLOAT_INSN): Range includes F-8.
1647 (FRV_IS_MEDIA_INSN): Range includes M-8.
1648
1649 * Makefile.in (stamp-cpu): add 'simple' to the list of machines.
1650 * arch.c,arch.h,cpu.h,cpuall.h,decode.c,decode.h,model.c,sem.c:
1651 Regenerate.
1652
16531999-12-10 Dave Brolley <brolley@cygnus.com>
1654
1655 * traps.c (check_registers_available): New function.
1656 (clear_ne_flags): Generate register_exception if register(s) not
1657 available.
1658 (frvbf_commit): Generate register_exception if register(s) not
1659 available.
1660 * interrupts.c (frv_program_or_software_interrupt): No need to copy
1661 GR4-GR7 to SR0-SR4.
1662 * frv.c (frvbf_h_psr_set_handler): Special handling for PSR.S and
1663 PSR.ESR.
1664 (frvbf_h_psr_s_set_handler): New function.
1665 (frvbf_h_psr_esr_set_handler): New function.
1666 (frvbf_switch_supervisor_user_context): New function.
1667 (frvbf_scan_result): Reflect latest ISA.
1668 * frv-sim.h (frvbf_h_psr_s_set_handler): New function.
1669 (frvbf_h_psr_esr_set_handler): New function.
1670 (frvbf_switch_supervisor_user_context): New function.
1671 (GET_HSR0_FRN): New Macro.
1672 (GET_HSR0_GRN): New Macro.
1673 (GET_HSR0_FRHE): New Macro.
1674 (GET_HSR0_FRLE): New Macro.
1675 (GET_HSR0_GRHE): New Macro.
1676 (GET_HSR0_GRLE): New Macro.
1677 (frv_ec): New value for FRV_EC_COMMIT_EXCEPTION.
1678 (GET_ESFR): New bit ordering.
1679 (SET_ESFR): New bit ordering.
1680 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1681
16821999-12-10 Michael Meissner <meissner@cygnus.com>
1683
1684 * Makefile.in (sim-if.o): Add eng.h dependency.
1685
16861999-12-09 Dave Brolley <brolley@cygnus.com>
1687
1688 * mloop.in (execute): Pass sc->first_insn_p to @cpu@_model_insn_before.
1689 Pass sc->last_insn_p to @cpu@_model_insn_before.
1690 (main loop): Compute sc->first_insn_p.
1691 * frv.c (frvbf_model_insn_before): Set state variables.
1692 (frvbf_model_insn_after): Count basic cycles. Set state variables.
1693 (frvbf_model_fr500_u_integer): Remove.
1694 * arch.h,cpu.h,decode.h,model.c: Regenerate.
1695
16961999-12-07 Dave Brolley <brolley@cygnus.com>
1697
1698 * sim-main.h (cache.h): Include it.
1699 (insn_cache): New member.
1700 (data_cache): New member.
1701 (CPU_INSN_CACHE): New macro.
1702 (CPU_DATA_CACHE): New macro.
1703 * sim-if.c (WANT_CPU): New macro.
1704 (WANT_CPU_FRVBF): New macro.
1705 (sim_open): Call sim_add_option_table. Call frv_cache_init for the
1706 data and insn caches for each cpu.
1707 (sim_close): Call frv_cache_term for the insn and data caches of each
1708 cpu.
1709 * mloop.in (extract): Read insn from the cache.
1710 (main loop): Access the insn cache in order to maintain stats.
1711 * memory.c (data_non_cache_access): New function.
1712 (insn_non_cache_access): New function.
1713 (frvbf_read_mem_QI): Attempt to read from the cache first.
1714 (frvbf_read_mem_UQI): Ditto.
1715 (frvbf_read_mem_HI): Ditto.
1716 (frvbf_read_mem_UHI): Ditto.
1717 (frvbf_read_mem_SI): Ditto.
1718 (frvbf_read_mem_DI): Ditto.
1719 (frvbf_read_mem_DF): Ditto.
1720 (frvbf_read_imem_USI): New function.
1721 (frvbf_write_mem_QI): Write through the cache is it is enabled.
1722 (frvbf_write_mem_UQI): Ditto.
1723 (frvbf_write_mem_HI): Ditto.
1724 (frvbf_write_mem_UHI): Ditto.
1725 (frvbf_write_mem_SI): Ditto.
1726 (frvbf_write_mem_DI): Ditto.
1727 (frvbf_write_mem_DF): Ditto.
1728 (frvbf_mem_set_QI): New function.
1729 (frvbf_mem_set_HI): New function.
1730 (frvbf_mem_set_SI): New function.
1731 (frvbf_mem_set_DI): New function.
1732 (frvbf_mem_set_DF): New function.
1733 (frvbf_mem_set_XI): New function.
1734 * interrupts.c (frv_save_data_written_for_interrupts): Handle
1735 CGEN_FN_MEM_QI_WRITE,
1736 CGEN_FN_MEM_HI_WRITE, CGEN_FN_MEM_SI_WRITE, CGEN_FN_MEM_DI_WRITE,
1737 CGEN_FN_MEM_DF_WRITE, CGEN_FN_MEM_XI_WRITE.
1738 * frv.c (frvbf_load_quad_GR): Call frvbf_read_mem_SI.
1739 Call sim_queue_fn_mem_xi_write.
1740 (frvbf_load_quad_FRint): Call frvbf_read_mem_SI.
1741 Call sim_queue_fn_mem_xi_write.
1742 (frvbf_load_quad_CPR): Call frvbf_read_mem_SI.
1743 Call sim_queue_fn_mem_xi_write.
1744 (frvbf_insn_cache_preload): New function.
1745 (frvbf_data_cache_preload): New function.
1746 (frvbf_insn_cache_unlock): New function.
1747 (frvbf_data_cache_unlock): New function.
1748 (frvbf_insn_cache_invalidate): New function.
1749 (frvbf_data_cache_invalidate): New function.
1750 (frvbf_data_cache_flush): New function.
1751 * frv-sim.h (sim-options.h): Include it.
1752 (GET_HSR0): New macro.
1753 (SET_HSR0): New macro.
1754 (GET_HSR0_ICE): New macro.
1755 (SET_HSR0_ICE): New macro.
1756 (GET_HSR0_DCE): New macro.
1757 (SET_HSR0_DCE): New macro.
1758 (GET_HSR0_CBM): New macro.
1759 (GET_HSR0_RME): New macro.
1760 (GET_IHSR8): New macro.
1761 (GET_IHSR8_NBC): New macro.
1762 (frvbf_insn_cache_preload): New function.
1763 (frvbf_data_cache_preload): New function.
1764 (frvbf_insn_cache_unlock): New function.
1765 (frvbf_data_cache_unlock): New function.
1766 (frvbf_insn_cache_invalidate): New function.
1767 (frvbf_data_cache_invalidate): New function.
1768 (frvbf_data_cache_flush): New function.
1769 (insn_non_cache_access): New function.
1770 (frvbf_read_imem_USI): New function.
1771 (frvbf_mem_set_QI): New function.
1772 (frvbf_mem_set_HI): New function.
1773 (frvbf_mem_set_SI): New function.
1774 (frvbf_mem_set_DI): New function.
1775 (frvbf_mem_set_DF): New function.
1776 (frvbf_mem_set_XI): New function.
1777 (frv_options): FRV specific command line options.
1778 * Makefile.in (SIM_OBJS): Add options.o and cache.o.
1779 (SIM_EXTRA_DEPS): Add $(sim-options_h).
1780 (cache.o): New target.
1781 (options.o): New target.
1782 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1783 * cache.h: New file.
1784 * cache.c: New file.
1785 * options.c: New file.
1786
17871999-11-29 Dave Brolley <brolley@cygnus.com>
1788
1789 * traps.c (frvbf_check_non_excepting_load): Use new NE_FLAG macros.
1790 (frvbf_check_non_excepting_divide): Ditto.
1791 (clear_ne_flags): Ditto
1792 (frvbf_commit): Ditto.
1793 * pipeline.c (frv_pipeline_add_insn): Clear the NE index for all insns.
1794 * mloop.in (_parallel_write_init): Clear NE flags here.
1795 * interrupts.c (frv_queue_fp_exception_interrupt): Set NE flags here
1796 for non excepting insns. Also check for masked interrupts here.
1797 (frv_process_interrupts): Write NE flags here.
1798 (set_fp_exception_registers): No longer check for masked interrupts
1799 here.
1800 (check_for_compound_interrupt): No need to worry about masked
1801 interrupts.
1802 * frv-sim.h (frv_interrupt_state): Add f_ne_flags member.
1803 (GET_NE_FLAGS): New macro.
1804 (SET_NE_FLAGS): New macro.
1805 (GET_NE_FLAG): Operate on accumulated argument.
1806 (SET_NE_FLAG): Operate on accumulated argument.
1807 (CLEAR_NE_FLAG): Operate on accumulated argument.
1808 * Makefile.in (FRVBF_INCLUDE_DEPS): Add $(SIM_EXTRA_DEPS)
1809 (frv.o): Correct dependencies.
1810 (traps.o): Ditto.
1811 (pipeline.o): Ditto.
1812 (interrupts.o): Ditto.
1813 (memory.o): Ditto.
1814 * sem.c: Regenerate.
1815
18161999-11-26 Dave Brolley <brolley@cygnus.com>
1817
1818 * traps.c (frvbf_fpu_error): Only call frv_queue_fp_exception if
1819 there is an exception indicated in the mask.
1820 * pipeline.c (frv_pipeline_add_insn): Clear ne_index in the interrupt
1821 state when adding a floating point insn to the pipeline.
1822 * interrupts.c (set_fp_exception_registers): Set NE flag for
1823 non-excepting insns.
1824 * frv-sim.h (frvbf_h_fr_double_get_handler): Mode of data is DF.
1825 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1826 (frvbf_h_fr_int_get_handler): New function.
1827 (frvbf_h_fr_int_set_handler): New function.
1828 (frvbf_set_ne_index): New function.
1829 (NE_NOFLAG): New macro.
1830 (frv_interrupt_state): Add ne_index member.
1831 * frv.c (frvbf_h_fr_double_get_handler): Mode of data is DF.
1832 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1833 (frvbf_h_fr_int_get_handler): New function.
1834 (frvbf_h_fr_int_set_handler): New function.
1835 (frvbf_set_ne_index): New function.
1836 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1837
18381999-11-24 Dave Brolley <brolley@cygnus.com>
1839
1840 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1841
18421999-11-23 Dave Brolley <brolley@cygnus.com>
1843
1844 * frv-sim.h (frvbf_media_cut): New function.
1845 * frv.c (frvbf_media_cut): New function.
1846 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1847
18481999-11-22 Dave Brolley <brolley@cygnus.com>
1849
1850 * frv-sim.h (frvbf_clear_all_accumulators): New function.
1851 * frv.c.h (frvbf_clear_all_accumulators): New function.
1852 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1853
18541999-11-18 Dave Brolley <brolley@cygnus.com>
1855
1856 * pipeline.c (frv_pipeline_add_insn): Only clear MSR0 and FSR0 fields
1857 if this is the first insn of its class in the pipeline.
1858 * frv-sim.h (frvbf_media_register_not_aligned): New function.
1859 * traps.c (frvbf_media_register_not_aligned): New function.
1860 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1861
18621999-11-17 Dave Brolley <brolley@cygnus.com>
1863
1864 * pipeline.c (frv_pipeline_add_insn): Clear MSRx.SIE fields.
1865 * frv-sim.h (OR_MSR_SIE): New macro.
1866 (CLEAR_MSR_SIE): New macro.
1867 (frvbf_media_overflow): Now takes sie argument.
1868 (frv_set_mp_exception_registers): Now takes sie argument.
1869 * interrupts.c (frv_set_mp_exception_registers): Now takes sie argument.
1870 Set MSRx.SIE field.
1871 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1872
18731999-11-15 Dave Brolley <brolley@cygnus.com>
1874
1875 * traps.c (frv_mtrap): New function.
1876 (frvbf_media_cr_not_aligned): New function.
1877 (frvbf_media_acc_not_aligned): New function.
1878 (frvbf_media_overflow): New function.
1879 * pipeline.c (frv_pipeline_add_insn): Clear MSR fields.
1880 * interrupts.c: Call frv_set_mp_exception_registers.
1881 (frv_set_mp_exception_registers): New function.
1882 * frv-sim.h (frv_msr_mtt): New enumeration.
1883 (GET_MSR): New macro.
1884 (SET_MSR): New macro.
1885 (GET_MSR_AOVF): New macro.
1886 (SET_MSR_AOVF): New macro.
1887 (GET_MSR_OVF): New macro.
1888 (SET_MSR_OVF): New macro.
1889 (CLEAR_MSR_OVF): New macro.
1890 (GET_MSR_MTT): New macro.
1891 (SET_MSR_MTT): New macro.
1892 (frv_set_mp_exception_registers): New function.
1893 (frv_mtrap): New function.
1894 (FRV_IS_MEDIA_INSN): New macro.
1895 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1896
18971999-11-10 Dave Brolley <brolley@cygnus.com>
1898
1899 * sim-main.h (_sim_cpu): Add debug_state member.
1900 * mloop.in (_parallel_write_queued): Clear data_written.length.
1901 * interrupts.c (frv_interrupt_table): Offset of BREAK_EXCEPTION
1902 handler is 0xff.
1903 (frv_queue_break_interrupt): New function.
1904 (frv_break_interrupt): New function.
1905 (handle_interrupt): Handle break_interrupt.
1906 (frv_non_operating_interrupt): Now takes interrupt_kind.
1907 * frv-sim.h (frv_queue_break_interrupt): New function.
1908 (frv_break_interrupt): New function.
1909 (frv_break): New function.
1910 (frv_non_operating_interrupt): Now takes interrupt_kind.
1911 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1912
19131999-11-09 Dave Brolley <brolley@cygnus.com>
1914
1915 * pipeline.c (frv_pipeline_add_insn): Clear FSR0.FTT when adding
1916 a floating point insn.
1917 * traps.c (frvbf_fpu_error): Map fpu status to frv interrupts.
1918 * interrupts.c (frv_queue_illegal_instruction_interrupt): Call
1919 frv_queue_fp_exception_interrupt.
1920 (frv_queue_fp_exception_interrupt): New function.
1921 (next_available_fq): New function.
1922 (set_fp_exception_registers): New function.
1923 (set_exception_status_registers): Now returns 1 if interrupt not masked.
1924 (check_for_compound_interrupt): Now returns NULL if interrupt masked.
1925 (frv_program_interrupt): Don't process interrupt if it is masked.
1926 * frv.c (frvbf_h_fr_double_get_handler): Call
1927 frv_queue_fp_exception_interrupt.
1928 (frvbf_h_fr_double_set_handler): Call frv_queue_fp_exception_interrupt.
1929 (frvbf_h_fr_quad_set_handler): Call frv_queue_fp_exception_interrupt.
1930 (frvbf_store_quad_FRint): Call frv_queue_fp_exception_interrupt.
1931 * frv-sim.h: Get/set hardware directly in GET/SET macros.
1932 (frv_fp_exception_info): New struct type.
1933 (frv_interrupt_queue_element): Add fp_info member.
1934 (frv_fsr_traps): New enumeration.
1935 (frv_fsr_ftt): New enumeration.
1936 (frv_sie): New enumeration.
1937 (frv_miv): New enumeration.
1938 (GET_FSR): New macro.
1939 (SET_FSR): New macro.
1940 (GET_FSR_TEM): New macro.
1941 (SET_FSR_QNE): New macro.
1942 (SET_FSR_FTT): New macro.
1943 (GET_FSR_AEXC): New macro.
1944 (SET_FSR_AEXC): New macro.
1945 (GET_FQ): New macro.
1946 (SET_FQ): New macro.
1947 (SET_FQ_OPC): New macro.
1948 (SET_FQ_MIV): New macro.
1949 (SET_FQ_SIE): New macro.
1950 (SET_FQ_FTT): New macro.
1951 (SET_FQ_CEXC): New macro.
1952 (GET_FQ_VALID): New macro.
1953 (SET_FQ_VALID): New macro.
1954 (frv_queue_fp_exception_interrupt): New function.
1955 (FRV_IS_FLOAT_INSN): New macro.
1956
19571999-11-04 Dave Brolley <brolley@cygnus.com>
1958
1959 * traps.c (frvbf_fpu_error): No floating point errors need to be
1960 detected.
1961 * interrupts.c (clear_exception_status_registers): Clear 'valid' fields
1962 of the ESR registers too.
1963 (set_exception_status_registers): Don't set EAR for any precise
1964 interrupts. Register index should be 1 for insns in PIPE_I1. Clear
1965 ESR.EAV and ESR.EDV if not setting them. Set ESR.VALID.
1966 (non_operating_interrupt): No need for return code.
1967 (frv_program_or_software_interrupt): Process interrupt regardless
1968 of operating mode. If PSR.ET was not set at the start of processing,
1969 then stop the simulation with a message.
1970 (frv_save_data_written_for_interrupts): Handle CGEN_FN_XI_WRITE and
1971 CGEN_MEM_XI_WRITE.
1972 * frv.c (frvbf_h_gr_quad_set_handler): New function.
1973 (frvbf_h_fr_quad_set_handler): New function.
1974 (frvbf_h_cpr_quad_set_handler): New function.
1975 (frvbf_load_quad_GR): Renamed from frvbf_load_multiple_GR. Use new
1976 sim_queue_fn_xi_write.
1977 (frvbf_load_quad_FRint): Renamed from frvbf_load_multiple_GR. Use new
1978 sim_queue_fn_xi_write.
1979 (frvbf_load_quad_CPR): Renamed from frvbf_load_multiple_GR. Use new
1980 sim_queue_fn_xi_write.
1981 (frvbf_store_quad_GR): Renamed from frvbf_store_multiple_GR. Use new
1982 sim_queue_mem_xi_write.
1983 (frvbf_store_quad_FRint): Renamed from frvbf_store_multiple_GR. Use new
1984 sim_queue_mem_xi_write.
1985 (frvbf_store_quad_CPR): Renamed from frvbf_store_multiple_GR. Use new
1986 sim_queue_mem_xi_write.
1987 * frv-sim.h (frvbf_h_gr_quad_set_handler): New function.
1988 (frvbf_h_fr_quad_set_handler): New function.
1989 (frvbf_h_cpr_quad_set_handler): New function.
1990 (SET_ESR_VALID): New macro.
1991 (CLEAR_ESR_VALID): New macro.
1992 (CLEAR_ESR_EAV): New macro.
1993 (CLEAR_ESR_EDV): New macro.
1994 * sem.c: Regenerate.
1995
19961999-11-02 Dave Brolley <brolley@cygnus.com>
1997
1998 * traps.c (frv_core_signal): Call
1999 frv_queue_mem_address_not_aligned_interrupt.
2000 * mloop.in (_parallel_write_queued): Call
2001 frv_save_data_written_for_interrupts.
2002 * frv.c (frvbf_h_gr_double_get_handler): Call
2003 frv_queue_register_exception_interrupt.
2004 (frvbf_h_cpr_double_get_handler): Call
2005 frv_queue_register_exception_interrupt.
2006 (frvbf_h_cpr_double_set_handler): Call
2007 frv_queue_register_exception_interrupt.
2008 (frvbf_load_multiple_GR): Call
2009 frv_queue_register_exception_interrupt.
2010 (frvbf_store_multiple_GR): Call
2011 frv_queue_register_exception_interrupt.
2012 (frvbf_load_multiple_CPR): Call
2013 frv_queue_register_exception_interrupt.
2014 (frvbf_store_multiple_CPR): Call
2015 frv_queue_register_exception_interrupt.
2016 (frvbf_h_tbr_get_handler): Fix TBR.TBA mask.
2017 * interrupts.c (frv_queue_software_interrupt): Now returns interrupt
2018 queue element.
2019 (frv_queue_program_interrupt): Now returns interrupt queue element.
2020 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
2021 element.
2022 (frv_queue_interrupt): Now returns interrupt queue element.
2023 (frv_queue_register_exception_interrupt): New function.
2024 (frv_queue_mem_address_not_aligned_interrupt): New function.
2025 (frv_save_data_written_for_interrupts): New function.
2026 (next_available_edr): EDR registers available in blocks of 4.
2027 (clear_exception_status_registers): New function.
2028 (set_exception_status_registers): Pass esr to SET_ESR* macros.
2029
2030 * frv-sim.h (struct frv_data_written): New struct type.
2031 (frv_interrupt_queue_element): Add data_written member.
2032 (frv_queue_software_interrupt): Now returns interrupt queue element.
2033 (frv_queue_program_interrupt): Now returns interrupt queue element.
2034 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
2035 element.
2036 (frv_queue_interrupt): Now returns interrupt queue element.
2037 (frv_queue_register_exception_interrupt): New function.
2038 (frv_queue_mem_address_not_aligned_interrupt): New function.
2039 (frv_save_data_written_for_interrupts): New function.
2040
20411999-10-27 Dave Brolley <brolley@cygnus.com>
2042
2043 * interrupts.c (ITABLE_ENTRY): New macro.
2044 (frv_interrupt_table): Add exception codes.
2045 (next_available_esr): New function.
2046 (next_available_edr): New function.
2047 (set_edr_register): New function.
2048 (set_exception_status_registers): New function.
2049 (check_for_compound_interrupt): Record information on all interrupts
2050 found.
2051 (frv_program_interrupt): Always call check_for_compound_interrupt.
2052 * frv.c (frvbf_h_pc_set_handler): Removed.
2053 (frvbf_h_spr_get_handler): Handle LR register.
2054 (frvbf_h_spr_set_handler): Handle LR register.
2055 (frvbf_h_lr_get_handler): New function.
2056 (frvbf_h_lr_set_handler): New function.
2057 * frv-sim.h (frvbf_h_lr_get_handler): New function.
2058 (frvbf_h_lr_set_handler): New function.
2059 (frv_ec): New enumeration.
2060 (frv_interrupt): Add frv_ec field.
2061 (frv_rec): New enumeration.
2062 (frv_daec): New enumeration.
2063 (frv_interrupt_queue_element): Add eaddress, rec, iaec, daec fields.
2064 (SET_ESR_EC): New macro.
2065 (SET_ESR_REC): New macro.
2066 (SET_ESR_IAEC): New macro.
2067 (SET_ESR_DAEC): New macro.
2068 (SET_ESR_EAV): New macro.
2069 (GET_ESR_EDV): New macro.
2070 (SET_ESR_EDV): New macro.
2071 (GET_ESR_EDN): New macro.
2072 (SET_ESR_EDN): New macro.
2073 (GET_ESR): New macro.
2074 (SET_ESR): New macro.
2075 (SET_EPCR): New macro.
2076 (SET_EAR): New macro.
2077 (SET_EDR): New macro.
2078 (GET_ESFR): New macro.
2079 (SET_ESFR): New macro.
2080 * cpu.c,cpu.h,sem.c: Rebuild.
2081
20821999-10-26 Dave Brolley <brolley@cygnus.com>
2083
2084 * traps.c (frvbf_check_non_excepting_load): Only set NESR, NECR, NEEAR
2085 if mach is frv.
2086 (clear_nesr_neear): Only execute if mach is frv.
2087
20881999-10-22 Dave Brolley <brolley@cygnus.com>
2089
2090 * sim-main.h (sim_cpu): Add pipeline.
2091 (CPU_PIPELINE): New macro.
2092 * mloop.in (_parallel_write_queued): Maintain pc in cpu during writes.
2093 (main loop): Maintain pc in cpu.
2094 * frv-sim.h (frv_queue_software_interrupt): New interface.
2095 (frv_queue_program_interrupt): New interface.
2096 (frv_queue_illegal_instruction_interrupt: New interface.
2097 (frv_queue_interrupt): New interface.
2098 (frv_detect_insn_access_interrupts): New interface.
2099 (frv_process_interrupts): New interface.
2100 (frv_program_interrupt): New interface.
2101 (frv_software_interrupt): New interface.
2102 (frv_program_or_software_interrupt): New interface.
2103 (FRV_PIPELINE): Moved from pipline.c.
2104 (frv_pipeline_reset): New interface.
2105 (frv_pipeline_add_insn): New interface.
2106 * interrupts.c (frv_queue_software_interrupt): New interface.
2107 (frv_queue_program_interrupt): New interface.
2108 (frv_queue_illegal_instruction_interrupt: New interface.
2109 (frv_queue_interrupt): New interface.
2110 (frv_detect_insn_access_interrupts): New interface.
2111 (frv_process_interrupts): New interface.
2112 (frv_program_interrupt): New interface.
2113 (frv_software_interrupt): New interface.
2114 (frv_program_or_software_interrupt): New interface.
2115 * frv.c: Use new interfaces.
2116 * pipeline.c: Use new interfaces.
2117 * traps.c: Use new interfaces.
2118 * memory.c: Use new interfaces.
2119 (frv_address_forbidden): No longer static.
2120
21211999-10-19 Dave Brolley <brolley@cygnus.com>
2122
2123 * traps.c (frvbf_check_non_excepting_load): Set NESR.DAEC, NESR.REC and
2124 NESR.EC.
2125 * mloop.in (_parallel_write_queued): Handle CGEN_FN_PC_WRITE.
2126 * frv.c (frvbf_h_pc_set_handler): New function.
2127 * interrupts.c (frv_detect_data_interrupt): Removed.
2128 (address_forbidden): Removed.
2129 * frv-sim.h (frv_detect_data_interrupt): Removed.
2130 (NESR_MEM_ADDRESS_NOT_ALIGNED): New macro.
2131 (NESR_REGISTER_NOT_ALIGNED): New macro.
2132 (NESR_UQI_SIZE): New macro.
2133 (NESR_QI_SIZE): New macro.
2134 (NESR_UHI_SIZE): New macro.
2135 (NESR_HI_SIZE): New macro.
2136 (NESR_SI_SIZE): New macro.
2137 (NESR_DI_SIZE): New macro.
2138 (NESR_XI_SIZE): New macro.
2139 (GET_NESR_DAEC): New macro.
2140 (SET_NESR_DAEC): New macro.
2141 (GET_NESR_REC): New macro.
2142 (SET_NESR_REC): New macro.
2143 (GET_NESR_EC): New macro.
2144 (SET_NESR_EC): New macro.
2145 (frvbf_read_mem_QI): New function.
2146 (frvbf_read_mem_UQI): New function.
2147 (frvbf_read_mem_HI): New function.
2148 (frvbf_read_mem_UHI): New function.
2149 (frvbf_read_mem_SI): New function.
2150 (frvbf_read_mem_WI): New function.
2151 (frvbf_read_mem_DI): New function.
2152 (frvbf_read_mem_DF): New function.
2153 (frvbf_write_mem_QI): New function.
2154 (frvbf_write_mem_UQI): New function.
2155 (frvbf_write_mem_HI): New function.
2156 (frvbf_write_mem_UHI): New function.
2157 (frvbf_write_mem_SI): New function.
2158 (frvbf_write_mem_WI): New function.
2159 (frvbf_write_mem_DI): New function.
2160 (frvbf_write_mem_DF): New function.
2161 * Makefile.in (SIM_OBJS): Add memory.o.
2162 * cpu.c,cpu.h,sem.c: Rebuild.
2163
21641999-10-18 Dave Brolley <brolley@cygnus.com>
2165
2166 * sim-if.c (sim_open): Use a real fpu error function.
2167 * pipeline.c (frv_pipeline_add_insn): Don't add invalid insns.
2168 * mloop.in (_parallel_write_queued): Clear queue after writing.
2169 * interrupts.c (check_for_compound_interrupt): New function.
2170 (non_operating_interrupt): New function.
2171 * frv-sim.h (frvbf_h_gr_double_get_handler): New function.
2172 (frvbf_h_gr_double_set_handler): New function.
2173 (frvbf_h_fr_double_get_handler): New function.
2174 (frvbf_h_fr_double_set_handler): New function.
2175 (frvbf_h_cpr_double_get_handler): New function.
2176 (frvbf_h_cpr_double_set_handler): New function.
2177 (frv_interrupt_queue_element): New struct type.
2178 (frv_queue_program_interrupt): Now takes pc.
2179 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2180 (frv_queue_interrupt): Now takes pc.
2181 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2182 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2183 (frvbf_division_exception): New function.
2184 (frvbf_fpu_error): New function.
2185 (frvbf_load_multiple_GR): New function.
2186 (frvbf_load_multiple_FR): New function.
2187 (frvbf_load_multiple_CPR): New function.
2188 * frv.c (frvbf_h_gr_double_get_handler): New function.
2189 (frvbf_h_gr_double_set_handler): New function.
2190 (frvbf_h_fr_double_get_handler): New function.
2191 (frvbf_h_fr_double_set_handler): New function.
2192 (frvbf_h_cpr_double_get_handler): New function.
2193 (frvbf_h_cpr_double_set_handler): New function.
2194 (frv_interrupt_queue_element): New struct type.
2195 (frv_queue_program_interrupt): Now takes pc.
2196 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2197 (frv_queue_interrupt): Now takes pc.
2198 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2199 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2200 (frvbf_fpu_error): New function.
2201 (frvbf_load_multiple_GR): New function.
2202 (frvbf_load_multiple_FR): New function.
2203 (frvbf_load_multiple_CPR): New function.
2204 * traps.c (frvbf_division_exception): New function.
2205 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2206
22071999-10-12 Dave Brolley <brolley@cygnus.com>
2208
2209 * mloop.in (new_vpc): New variable.
2210 (main loop): Call frv_detect_insn_access_interrupts. Call
2211 frv_detect_data_interrupts.
2212 * interrupts.c (access_queued_to): New function.
2213 (frv_detect_data_interrupts): New function.
2214 (frv_detect_insn_access_interrupts): New function.
2215 (frv_program_or_software_interrupt): Set PSR.S.
2216 * frv-sim.h (frv_detect_data_interrupts): New function.
2217 (frv_detect_insn_interrupts): New function.
2218
22191999-10-07 Dave Brolley <brolley@cygnus.com>
2220
2221 * frv-sim.h (frvbf_h_gr_hi_get_handler): New function.
2222 (frvbf_h_gr_hi_set_handler): New function.
2223 (frvbf_h_gr_lo_get_handler): New function.
2224 (frvbf_h_gr_lo.set_handler): New function.
2225 * frv.c (frvbf_h_gr_hi_get_handler): New function.
2226 (frvbf_h_gr_hi_set_handler): New function.
2227 (frvbf_h_gr_lo_get_handler): New function.
2228 (frvbf_h_gr_lo.set_handler): New function.
2229 (frvbf_model_fr500_u_integer): New function.
2230 * arch.h,cpu.h,cpu.c,decode.h,decode.c,model.c,sem.c: Rebuild.
2231
22321999-10-04 Dave Brolley <brolley@cygnus.com>
2233
2234 * traps.c: Use sim_engine_abort.
2235 * pipeline.c (frv_pipeline): Add field for insn major.
2236 (add_next_to_pipe): Return address of matching pipeline.
2237 (find_major_in_pipeline): New function.
2238 (check_insn_major_constraints: New function.
2239 (frv_pipeline_add_insn): Add checks for insn major constraints.
2240 * interrupts.c (frv_process_interrupts): Use sim_engine_abort.
2241 * frv.c (frvbf_h_spr_get_handler): No need to abort.
2242
2243Thu Sep 30 18:10:25 1999 Dave Brolley <brolley@cygnus.com>
2244
2245 * pipeline.c: New file.
2246 * mloop.in (main loop): Call frv_pipeline_reset.
2247 Call frv_pipeline_add_insn.
2248 * frv-sim.h (frv_pipeline_reset): New function.
2249 (frv_pipeline_add_insn): New function.
2250 * Makefile.in (SIM_OBJS): Add pipeline.o
2251
22521999-09-29 Doug Evans <devans@casey.cygnus.com>
2253
2254 * sem.c: Rebuild.
2255 * traps.c (sim_engine_invalid_insn): New arg `vpc'. Change type of
2256 result to SEM_PC. Return vpc.
2257
2258Wed Sep 29 16:01:52 1999 Dave Brolley <brolley@cygnus.com>
2259
2260 * interrupts.c (frv_interrupt_table): DATA_STORE_ERROR is imprecise.
2261 (frv_queue_interrupt): Don't detect identical interrupts here.
2262
2263Wed Sep 29 14:49:52 1999 Dave Brolley <brolley@cygnus.com>
2264
2265 * interrupts.c: New file.
2266 * traps.c (sim_engine_invalid_insn): Return PC of next insn.
2267 (frv_software_interrupt): Moved to interrupts.c.
2268 (frv_itrap): New interface. Call frv_queue_software_interrupt.
2269 * mloop.in (@cpu@_parallel_write_init): set previous_vliw_pc.
2270 (@cpu@_perform_writeback): New function.
2271 (main loop): Call frv_process_interrupts.
2272 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2273 (frv_itrap): New interface.
2274 (frv_interrupt_class): New enumeration.
2275 (frv_interrupt_kind): New enumeration.
2276 (struct frv_interrupt): New struct type.
2277 (frv_interrupt_table): New table of interrupt information.
2278 (FRV_INTERRUPT_QUEUE_SIZE): New macro.
2279 (struct frv_interrupt_state): New struct type.
2280 (frv_interrupt_state): New global variable.
2281 (previous_vliw_pc): New global variable.
2282 (frv_queue_software_interrupt): New function.
2283 (frv_queue_program_interrupt): New function.
2284 (frv_queue_interrupt): New function.
2285 (frv_process_interrupts): New function.
2286 (frv_program_interrupt): New function.
2287 (frv_software_interrupt): New function.
2288 (frv_program_or_software_interrupt): New function.
2289 (frv_clear_interrupt_classes): New function.
2290 * frv.c (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2291 * Makefile.in (SIM_OBJS): Add interrupts.o
2292 * sem.c: Rebuild.
2293
22941999-09-25 Doug Evans <devans@casey.cygnus.com>
2295
2296 * cpu.h,cpuall.h,decode.c,sem.c: Rebuild.
2297
2298Tue Sep 21 17:16:47 1999 Dave Brolley <brolley@cygnus.com>
2299
2300 * mloop.in (main loop): Determine last insn from scache entry.
2301 * cpu.h: Rebuild.
2302 * cpuall.h: Rebuild.
2303
2304Tue Sep 14 14:21:31 1999 Dave Brolley <brolley@cygnus.com>
2305
2306 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): New flag.
2307 (NECR_ELOS): Define as unshifted value.
2308 (NECR_NEN): Define as unshifted value.
2309 (NECR_VALID): Define as unshifted value.
2310 (SET_NESR): Rewite to use post-write queue.
2311 (SET_NESR_VALID): Rewite to operate on argument.
2312 (SET_NESR_EAV): Rewite to operate on argument.
2313 (SET_NESR_FR): Rewite to operate on argument.
2314 (CLEAR_NESR_FR): Rewite to operate on argument.
2315 (SET_NESR_DRN): Rewite to operate on argument.
2316 (SET_NESR_SIZE): Rewite to operate on argument.
2317 (SET_NESR_NEAN): Rewite to operate on argument.
2318 (SET_NEEAR): Rewite to use post-write queue.
2319 (SET_NE_FLAG): Rewite to use post-write queue.
2320 (CLEAR_NE_FLAG): Rewite to use post-write queue.
2321 * traps.c (frv_software_interrupt): Rewite to use post-write queue.
2322 (frv_rett): Rewite to use post-write queue.
2323 (next_available_nesr): Rewrite to use new macro interfaces.
2324 (next_valid_nesr): Ditto.
2325 (frvbf_check_non_excepting_load): Ditto.
2326 (frvbf_check_recovering_store): Ditto.
2327 (clear_nesr_neear): Ditto.
2328 (clear_ne_flags): Ditto.
2329 * mloop.in (main loop): Update PCSR with address of next VLIW insn
2330 when flag is set.
2331 * frv.c (frvbf_h_spr_get_handler): Shift register fields here now.
2332 (frvbf_store_multiple_GR): Rewite to use post-write queue.
2333 (frvbf_store_multiple_FRint): Rewite to use post-write queue.
2334 (frvbf_store_multiple_CPR): Rewite to use post-write queue.
2335 * Makefile.in (frv.o): Depend on cgen-par.h.
2336
2337Fri Sep 10 17:03:15 1999 Dave Brolley <brolley@cygnus.com>
2338
2339 * frv-sim.h (frvbf_set_write_next_vliw_addr_to_LR): New function.
2340 (frvbf_write_next_vliw_addr_to_LR): New flag.
2341 * frv.c (frvbf_set_write_next_vliw_addr_to_LR): New function.
2342 * mloop.in: Only take the first branch in a VLIW insn. Set LR to the
2343 address of the next VLIW insn if flag is set.
2344 * cpu.h,decode.c,sem.c: Rebuild.
2345
2346Tue Sep 7 13:44:23 1999 Dave Brolley <brolley@cygnus.com>
2347
2348 * mloop.in: Limit parallel insns to MAX_PARALLEL_INSNS.
2349 * sem.c: Rebuild.
2350
23511999-09-02 Doug Evans <devans@casey.cygnus.com>
2352
2353 * configure: Regenerated to track ../common/aclocal.m4 changes.
2354
23551999-09-01 Doug Evans <devans@casey.cygnus.com>
2356
2357 * decode.c: Rebuild.
2358
2359Mon Aug 30 17:54:57 1999 Dave Brolley <brolley@cygnus.com>
2360
2361 * traps.c (frv_rett): New function.
2362 * frv.c (frvbf_h_spr_get_handler): Handle bpsr.
2363 (frvbf_h_spr_set_handler): Handle bpsr.
2364 (frvbf_h_bpsr_get_handler): New function.
2365 (frvbf_h_bpsr_set_handler): New function.
2366 * frv-sim.h (frv_rett): New function.
2367 (frvbf_h_bpsr_get_handler): New function.
2368 (frvbf_h_bpsr_set_handler): New function.
2369 * mloop.in: Read actual packing bit.
2370 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2371
2372Tue Aug 31 16:04:37 1999 Dave Brolley <brolley@cygnus.com>
2373
2374 * traps.c (WANT_CPU): New macro.
2375 (WANT_CPU_FRVBF): New macro.
2376 (frvbf_check_recovering_store): Use registers for source and queue
2377 writes.
2378 * mloop.in: New main loop for parallel support.
2379 (@cpu@_parallel_write_init): New function.
2380 (@cpu@_parallel_write_queued): New function.
2381 * frv-sim.h (set_icc_for_shift_left): New interface.
2382 (set_icc_for_shift_right): New interface.
2383 (frvbf_check_recovering_store): New interface.
2384 * frv.c (set_icc_for_shift_left): Pass and return icc value.
2385 (set_icc_for_shift_right): Pass and return icc value.
2386 (frvbf_check_recovering_store): New interface.
2387 * Makefile.in (FRV_OBJS): Add cgen-par.o.
2388 (stamp-mloop): Add cgen parallel options.
2389 (stamp-arch): Remove with-profile option.
2390 (stamp-cpu): Add cgen parallel options.
2391 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2392
23931999-08-28 Doug Evans <devans@casey.cygnus.com>
2394
2395 * cpu.h,decode.c,sem.c: Rebuild.
2396
2397Wed Aug 25 12:25:04 1999 Dave Brolley <brolley@cygnus.com>
2398
2399 * arch.h,cpu.h,decode.h,model.c,sem.c: Rebuild.
2400
2401Thu Aug 19 17:59:00 1999 Dave Brolley <brolley@cygnus.com>
2402
2403 * configure.in: fr500 now the default model.
2404 * configure: Regenerate.
2405 * frv.c: Change frv-1 to frv-gen.
2406 (frvbf_model_fr500_u_exec): New function.
2407 * Makefile.in (stamp-cpu): Use 'mach=frv,fr500' to build decoder.
2408 * mloop.in: Fix typos in comments.
2409 * arch.c,arch.h,cpu.h,cpuall.h,decode.h,model.c,sem.c: Rebuild.
2410
24111999-08-17 Dave Brolley <brolley@cygnus.com>
2412
2413 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2414
24151999-08-09 Doug Evans <devans@casey.cygnus.com>
2416
2417 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2418
24191999-08-04 Doug Evans <devans@casey.cygnus.com>
2420
2421 * cpu.h,cpuall.h,decode.c,model.c,sem.c: Rebuild.
2422
2423Fri Jul 16 14:50:15 1999 Dave Brolley <brolley@cygnus.com>
2424
2425 * frv.c (frvbf_fetch_register): Use GDB register number macros.
2426 (frvbf_store_register): Use GDB register number macros.
2427 (frvbf_cut): New function.
2428 * frv-sim.h (GR_REGNUM_MAX): New macro.
2429 (FR_REGNUM_MAX): New macro.
2430 (PC_REGNUM): New macro.
2431 (LR_REGNUM): New macro.
2432 (frvbf_cut): New function.
2433 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2434
24351999-07-15 Stan Shebs <shebs@andros.cygnus.com>
2436
2437 * frv.c (frvbf_fetch_register): Add ability to get LR register,
2438 add default for unhandled registers.
2439 (frvbf_store_register): Add ability to set LR register.
2440
24411999-07-14 Stan Shebs <shebs@andros.cygnus.com>
2442
2443 * frv.c (frvbf_fetch_register, frvbf_store_register): Fill in.
2444 (decode_gdb_dr_regnum): Remove, not used.
2445
24461999-07-13 Michael Meissner <meissner@cygnus.com>
2447
2448 * Makefile.in (SIM_EXTRA_FLAGS): Incorporate @sim_trapdump@.
2449
2450 * configure.in (--enable-sim-trapdump): New switch to make unknown
2451 traps dump the register contents, instead of doing the trap thing.
2452 * configure: Regenerate.
2453
2454 * frv-sim.h (TRAP_BREAKPOINT): Define as 81, so it can be used.
2455 (TRAP_REGDUMP{1,2}): Define to provide register dumping support
2456 temporarily.
2457
2458 * traps.h (toplevel): Include bfd.h, libiberity.h.
2459 (frv_itrap): Add support for --enable-sim-trapdump and traps 2,3
2460 dumping the registers.
2461
2462Thu Jul 8 10:57:39 1999 Dave Brolley <brolley@cygnus.com>
2463
2464 * Makefile.in (SIM_EXTRA_LIBS): Removed. libm no longer needed.
2465
2466Wed Jul 7 17:01:12 1999 Dave Brolley <brolley@cygnus.com>
2467
2468 * cpu.c,cpu.h,decode.c,model.c,sem.c: Rebuild.
2469
2470Tue Jul 6 16:12:18 1999 Dave Brolley <brolley@cygnus.com>
2471
2472 * frv.c (frvbf_square_root_SF): Removed.
2473 (frvbf_square_root_DF): Removed.
2474 (frvbf_h_fr_double_get_handler): Removed.
2475 (frvbf_h_fr_double_set_handler): Removed.
2476 (frvbf_h_fr_int_get_handler): Removed.
2477 (frvbf_h_fr_int_set_handler): Removed.
2478 * frv-sim.h (frvbf_square_root_SF): Removed.
2479 (frvbf_square_root_DF): Removed.
2480 (frvbf_h_fr_double_get_handler): Removed.
2481 (frvbf_h_fr_double_set_handler): Removed.
2482 (frvbf_h_fr_int_get_handler): Removed.
2483 (frvbf_h_fr_int_set_handler): Removed.
2484 * decode.c,decode.h,model.c,sem.c: Rebuild.
2485
24861999-07-05 Doug Evans <devans@casey.cygnus.com>
2487
2488 * Makefile.in (SIM_OBJS): Add cgen-fpu.o, cgen-accfp.o.
2489 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2490 * sim-if.c (sim_open): Initialize fpu.
2491 * frv-sim.h (SETMEMSF,SETMEMDF): Delete.
2492 * frv.c (frvbf_store_multiple_FRint): Replace frvbf_h_fr_int_get
2493 with frvbf_h_fr_get.
2494
2495Wed Jun 30 15:56:56 1999 Dave Brolley <brolley@cygnus.com>
2496
2497 * frv-sim.h (NESR_RANGE): New macro.
2498 (NO_NESR): New macro.
2499 (GET_NESR_VALID): New macro.
2500 (next_ne_index): Removed.
2501 * traps.c (next_available_nesr): New function.
2502 (next_valid_nesr): New function.
2503 (frvbf_check_non_excepting_load): Use next_available_nesr.
2504 (frvbf_check_recovering_store): Use next_available_nesr and
2505 next_valid_nesr.
2506 (clear_nesr_neear): Use next_available_nesr and next_valid_nesr.
2507 (frvbf_check_recovering_store): Only consider one matching register.
2508 * sem.c: Rebuild.
2509
2510Tue Jun 29 16:54:32 1999 Dave Brolley <brolley@cygnus.com>
2511
2512 * frv.c (frvbf_square_root_SF): New function.
2513 (frvbf_square_root_DF): New function.
2514 (frvbf_h_fr_double_get_handler): New function.
2515 (frvbf_h_fr_double_set_handler): New function.
2516 * frv-sim.h (frvbf_square_root_SF): New function.
2517 (frvbf_square_root_DF): New function.
2518 (frvbf_h_fr_double_get_handler): New function.
2519 (frvbf_h_fr_double_set_handler): New function.
2520 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c: Rebuild.
2521
25221999-06-28 Dave Brolley <brolley@cygnus.com>
2523
2524 * decode.c,decode.h,model.c,sem.c: Regenerate.
2525
2526Thu Jun 24 17:26:32 1999 Dave Brolley <brolley@cygnus.com>
2527
2528 * Makefile.in (SIM_EXTRA_LIBS): Add -lm.
2529 * frv-sim.h (frvbf_h_fr_int_get_handler): New function.
2530 (frvbf_h_fr_int_set_handler): New function.
2531 (frvbf_store_multiple_FRint): New function.
2532 (frvbf_square_root_SF): New function.
2533 * frv.c (frvbf_h_fr_int_get_handler): New function.
2534 (frvbf_h_fr_int_set_handler): New function.
2535 (frvbf_store_multiple_FRint): New function.
2536 (frvbf_square_root_SF): New function.
2537 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2538
25391999-06-23 Doug Evans <devans@casey.cygnus.com>
2540
2541 * Makefile.in (stamp-mloop): Delete -fast -pbb -switch args
2542 to genmloop.sh. Pass -scache instead.
2543 (mloop.o): Delete sem-switch.c dependency.
2544 (sem-switch.c): Delete rule.
2545 (stamp-cpu): Don't build sem-switch.c.
2546 * sem-switch.c: Delete.
2547 * mloop.in (xfull-exec-*): Fix call to execute.
2548 * tconfig.in (WITH_SCACHE_PBB): Define as 0.
2549
2550 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2551
2552Tue Jun 22 16:23:57 1999 Dave Brolley <brolley@cygnus.com>
2553
2554 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2555
2556Mon Jun 21 17:34:10 1999 Dave Brolley <brolley@cygnus.com>
2557
2558 * mloop.in (execute): Force gr0 to zero before each insn.
2559 * cpu.h,cpu.c,decode.c,sem.c,sem-switch.c: Regenerate.
2560
25611999-06-18 Doug Evans <devans@casey.cygnus.com>
2562
2563 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2564
2565Fri Jun 18 17:49:23 1999 Dave Brolley <brolley@cygnus.com>
2566
2567 * frv.c (frvbf_h_gr_get_handler): New function.
2568 (frvbf_h_gr_set_handler): New function:
2569 (frvbf_store-multiple_GR): New function:
2570 (frvbf_store-multiple_FR): New function:
2571 (frvbf_store-multiple_CPR): New function:
2572 * frv-sim.h (frvbf_h_gr_get_handler): New function.
2573 (frvbf_h_gr_set_handler): New function:
2574 (frvbf_store-multiple_GR): New function:
2575 (frvbf_store-multiple_FR): New function:
2576 (frvbf_store-multiple_CPR): New function:
2577 * traps.c (frv_itrap): Implement proper syscalls interface.
2578 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2579
2580Fri Jun 18 14:36:23 1999 Dave Brolley <brolley@cygnus.com>
2581
2582 * traps.c (frvbf_check_non_excepting_divide): New function.
2583 (frvbf_check_recovering_store): New function.
2584 (clear_nesr_neear): New function.
2585 (clear_ne_flags): New function.
2586 (frvbf_commit): New function.
2587
2588 * frv-sim.h (frvbf_check_non_excepting_divide): New function.
2589 (frvbf_check_recovering_store): New function.
2590 (clear_nesr_neear): New function.
2591 (clear_ne_flags): New function.
2592 (frvbf_commit): New function.
2593 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2594
25951999-06-16 Dave Brolley <brolley@cygnus.com>
2596
2597 * frv.c (frvbf_h_spr_get_handler): Handle SPR_NECR.
2598 (frvbf_h_spr_set_handler): Handle SPR_NECR.
2599 * traps.c (next_ne_index): New variable.
2600 (frvbf_check_non_excepting_load): New function.
2601 * frv-sim.h (NECR_ELOS): New macro.
2602 (NECR_NEN): New macro.
2603 (NECR_VALID): New macro.
2604 (SET_NESR_VALID): New macro.
2605 (SET_NESR_EAV): New macro.
2606 (SET_NESR_FR): New macro.
2607 (CLEAR_NESR_FR): New macro.
2608 (SET_NESR_DRN): New macro.
2609 (SET_NESR_SIZE): New macro.
2610 (SET_NESR_NEAN): New macro.
2611 (SET_NEEAR): New macro.
2612 (GET_NE_FLAG): New macro.
2613 (SET_NE_FLAG): New macro.
2614 (CLEAR_NE_FLAG): New macro.
2615 (frvbf_check_non_excepting_load): New function:
2616 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2617
2618Wed Jun 9 18:12:49 1999 Dave Brolley <brolley@cygnus.com>
2619
2620 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2621
2622Tue Jun 8 18:13:51 1999 Dave Brolley <brolley@cygnus.com>
2623
2624 * frv.c (cr_logic): Correct andcr, nandcr, andncr and nandncr.
2625 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2626
2627Mon Jun 7 17:09:15 1999 Dave Brolley <brolley@cygnus.com>
2628
2629 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2630
26311999-06-07 Dave Brolley <brolley@cygnus.com>
2632
2633 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2634
2635Thu Jun 3 17:33:31 1999 Dave Brolley <brolley@cygnus.com>
2636
2637 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2638
2639Wed Jun 2 17:50:21 1999 Dave Brolley <brolley@cygnus.com>
2640
2641 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2642
2643Tue Jun 1 17:58:53 1999 Dave Brolley <brolley@cygnus.com>
2644
2645 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2646
2647Mon May 31 17:57:25 1999 Dave Brolley <brolley@cygnus.com>
2648
2649 * traps.c (frv_software_interrupt): Pass current_cpu to
2650 frvbf_h_psr_esr_get.
2651 (frv_software_interrupt): Calculate the new PC based on TBR.
2652 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2653
26541999-05-31 Dave Brolley <brolley@cygnus.com>
2655
2656 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2657
2658Thu May 27 17:42:00 1999 Dave Brolley <brolley@cygnus.com>
2659
2660 * frv-sim.h (frvbf_h_cccr_get_handler): New function.
2661 (frvbf_h_cccr_set_handler): New function.
2662 (frvbf_scan_result): New function.
2663 (frvbf_cr_logic): New function.
2664 * frv.c (frvbf_h_cccr_get_handler): New function.
2665 (frvbf_h_cccr_set_handler): New function.
2666 (frvbf_scan_result): New function.
2667 (frvbf_cr_logic): New function.
2668 (cr_ops,cr_result,cr_logic): New table.
2669 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2670
26711999-05-25 Dave Brolley <brolley@cygnus.com>
2672
2673 * frv.c (frvbf_h_spr_get_handler): Add support for TBR and PSR.
2674 (frvbf_h_spr_set_handler): Add support for TBR and PSR.
2675 (frv_psr_get_handler): New function.
2676 (frv_psr_set_handler): New function.
2677 (frv_tbr_get_handler): New function.
2678 (frv_tbr_set_handler): New function.
2679 (frvbf_h_ccr_get_handler): Add support for fCC.
2680 (frvbf_h_ccr_set_handler): Add support for fCC.
2681 * frv-sim.h (frv_psr_get_handler): New function.
2682 (frv_psr_set_handler): New function.
2683 (frv_tbr_get_handler): New function.
2684 (frv_tbr_set_handler): New function.
2685 * traps.c (frv_software_interrupt): Implement.
2686 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2687
2688Thu May 20 16:39:27 1999 Dave Brolley <brolley@cygnus.com>
2689
2690 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2691
26921999-05-18 Dave Brolley <brolley@cygnus.com>
2693
2694 * frv.c: (frvbf_set_icc_for_shift_left): New function.
2695 (frvbf_set_icc_for_shift_right): New function.
2696 * frv-sim.h (frvbf_set_icc_for_shift_left): New function.
2697 (frvbf_set_icc_for_shift_right): New function.
2698 (SETMEMSF): New Macro.
2699 (SETMEMDF): New Macro.
2700 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2701
2702Thu May 13 17:14:49 1999 Dave Brolley <brolley@cygnus.com>
2703
2704 * frv.c (frvbf_h_ccr_get_handler): New function.
2705 (frvbf_h_ccr_set_handler): New function.
2706 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2707
2708Tue May 11 16:13:15 1999 Dave Brolley <brolley@cygnus.com>
2709
2710 * frv-sim.h (frvbf_h_spr_get_handler,frvbf_h_spr_set_handler,
2711 frvbf_h_isr_get_handler, frvbf_h_isr_set_handler): New functions.
2712 * frv.c: Likewise.
2713 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2714
27151999-05-10 Dave Brolley <brolley@cygnus.com>
2716
2717 * cpu.h,cpu.c,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2718
2719Thu May 6 16:48:21 1999 Dave Brolley <brolley@cygnus.com>
2720
2721 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2722 * frv-sim.h (TRAP_SYSCALL): Define as 0x80.
2723
2724Wed May 5 11:52:24 1999 Dave Brolley <brolley@cygnus.com>
2725
2726 * traps.c (frv_software_interrupt): New function.
2727 (frv_itrap): New function.
2728 * frv-sim.h (TRAP_SYSCALL): define as 0.
2729 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2730
2731Mon May 3 13:49:21 1999 Dave Brolley <brolley@cygnus.com>
2732
2733 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2734
2735Thu Apr 29 17:37:06 1999 Dave Brolley <brolley@cygnus.com>
2736
2737 * Directory created.
A mirror of the official binutils-gdb repository