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S/390: Disable relocation sort against code sections.
[thirdparty/binutils-gdb.git] / sim / frv / ChangeLog
CommitLineData
105dd264
HPN		 12014-08-23 Hans-Peter Nilsson <hp@axis.com>
2
3 * configure.ac: Default simulator hardware to off again. Remove
4 dead frv_extra_objs substitution.
5 * configure: Regenerate.
6 * Makefile.in: Remove unused frv_extra_objs.
7
2974be62
AM		 82014-08-19 Alan Modra <amodra@gmail.com>
9
10 * configure: Regenerate.
11
faa743bb
RM		 122014-08-15 Roland McGrath <mcgrathr@google.com>
13
14 * configure: Regenerate.
15 * config.in: Regenerate.
16
bf3d9781
AM		 172013-09-23 Alan Modra <amodra@gmail.com>
18
19 * configure: Regenerate.
20
31e6ad7d
MF		 212013-06-03 Mike Frysinger <vapier@gentoo.org>
22
23 * aclocal.m4, configure: Regenerate.
24
73e76d20
MF		 252013-03-30 Joel Sherrill <joel.sherrill@oarcorp.com>
26 Mike Frysinger <vapier@gentoo.org>
27
28 * configure.ac: Add frv_extra_objs. Change simulator hardware
29 from always on to defaulting to yes it is enabled.
30 * Makefile.in: Conditionalize reference to dv-sockser.o.
31 * configure: Regenerated.
32
1517bd27
MF		 332013-03-26 Mike Frysinger <vapier@gentoo.org>
34
35 * configure: Regenerate.
36
94c63d78
JS		 372013-03-23 Joel Sherrill <joel.sherrill@oarcorp.com>
38
39 * configure.ac: Fail if dv-sockser.o not available.
40 Error when --disable-sim-hardware is specified.
41 * configure: Regenerated.
42
5f3ef9d0
JB		 432012-06-15 Joel Brobecker <brobecker@adacore.com>
44
45 * config.in, configure: Regenerate.
46
2232061b
MF		 472012-03-24 Mike Frysinger <vapier@gentoo.org>
48
49 * aclocal.m4, config.in, configure: Regenerate.
50
db2e4d67
MF		 512011-12-03 Mike Frysinger <vapier@gentoo.org>
52
53 * aclocal.m4: New file.
54 * configure: Regenerate.
55
9c082ca8
MF		 562011-10-17 Mike Frysinger <vapier@gentoo.org>
57
58 * configure.ac: Change include to common/acinclude.m4.
59
6ffe910a
MF		 602011-10-17 Mike Frysinger <vapier@gentoo.org>
61
62 * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
63 call. Replace common.m4 include with SIM_AC_COMMON.
64 * configure: Regenerate.
65
2419798b
MF		 662011-07-05 Mike Frysinger <vapier@gentoo.org>
67
68 * sim-if.c (sim_do_command): Delete.
69
f9bdfd29
MF		 702010-04-21 Mike Frysinger <vapier@gentoo.org>
71
72 * profile.c (sim_profile_print_bar): Add cpu argument.
73
fb0cc53e
MF		 742010-03-30 Mike Frysinger <vapier@gentoo.org>
75
76 * devices.c (device_error): Add const to message.
77
c5351010
DE		 782010-02-12 Doug Evans <dje@sebabeach.org>
79
80 * decode.c, * decode.h: Regenerate.
81
2310652a
DE		 822010-02-11 Doug Evans <dje@sebabeach.org>
83
84 * cpu.h, * decode.c, * model.c, * sem.c: Regenerate.
85
d2c7a1a6
DE		 862010-01-24 Doug Evans <dje@sebabeach.org>
87
88 * sem.c: Regenerate.
89
3725885a
RW		 902010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
91
92 * configure: Regenerate.
93
0f51e9bf
DE		 942010-01-02 Doug Evans <dje@sebabeach.org>
95
96 * arch.c, * arch.h, * cpu.c, * cpu.h, * cpuall.h, * decode.c,
97 * decode.h, * model.c, * sem.c: Regenerate, update copyright year.
98
197fa1aa
DE		 992009-11-22 Doug Evans <dje@sebabeach.org>
100
101 * cpu.h: Regenerate.
102 * cpuall.h: Regenerate.
103 * decode.c: Regenerate.
104 * decode.h: Regenerate.
105
b29791a8
DE		 1062009-11-03 Doug Evans <dje@sebabeach.org>
107
108 * arch.c: Regenerate.
109 * arch.h: Regenerate.
110 * cpu.c: Regenerate.
111 * cpu.h: Regenerate.
112 * cpuall.h: Regenerate.
113 * decode.c: Regenerate.
114 * decode.h: Regenerate.
115 * model.c: Regenerate.
116 * sem.c: Regenerate.
117
d6416cdc
RW		 1182009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
119
81ecdfbb
RW		 120 * config.in: Regenerate.
121 * configure: Likewise.
122
d6416cdc
RW		 123 * configure: Regenerate.
124
7b1a2840
HPN		 1252009-01-07 Hans-Peter Nilsson <hp@axis.com>
126
127 * sem.c: Regenerate.
128
bce3bbcb
HPN		 1292008-12-23 Hans-Peter Nilsson <hp@axis.com>
130
131 * arch.c, arch.h, cpu.c, cpu.h, cpuall.h, decode.c, decode.h,
132 model.c, sem.c: Regenerate.
133
b5bd9624
HPN		 1342008-07-11 Hans-Peter Nilsson <hp@axis.com>
135
136 * configure: Regenerate to track ../common/common.m4 changes.
137 * config.in: Ditto.
138
6efef468
JM		 1392008-06-06 Vladimir Prus <vladimir@codesourcery.com>
140 Daniel Jacobowitz <dan@codesourcery.com>
141 Joseph Myers <joseph@codesourcery.com>
142
143 * configure: Regenerate.
144
b1bfc053
HPN		 1452006-12-21 Hans-Peter Nilsson <hp@axis.com>
146
147 * config.in: Regenerate.
148
e85e3205
RE		 1492006-06-13 Richard Earnshaw <rearnsha@arm.com>
150
151 * configure: Regenerated.
152
2f0122dc
DJ		 1532006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
154
155 * configure: Regenerated.
156
20e95c23
DJ		 1572006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
158
159 * configure: Regenerated.
160
79e59fe6
DB		 1612005-10-28 Dave Brolley <brolley@redhat.com>
162
163 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
164
165 Contribute the following changes:
166 2003-09-29 Dave Brolley <brolley@redhat.com>
167
168 * frv-sim.h: Use CGEN_ATTR_VALUE_ENUM_TYPE in place of
169 CGEN_ATTR_VALUE_TYPE.
170 * mloop.in: Ditto.
171 * pipeline.c: Ditto.
172 * traps.c: Ditto.
173
2b193c4a
MK		 1742005-03-23 Mark Kettenis <kettenis@gnu.org>
175
176 * configure: Regenerate.
177
35695fd6
AC		 1782005-01-14 Andrew Cagney <cagney@gnu.org>
179
180 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
181 explicit call to AC_CONFIG_HEADER.
182 * configure: Regenerate.
183
f0569246
AC		 1842005-01-12 Andrew Cagney <cagney@gnu.org>
185
186 * configure.ac: Update to use ../common/common.m4.
187 * configure: Re-generate.
188
38f48d72
AC		 1892005-01-11 Andrew Cagney <cagney@localhost.localdomain>
190
191 * configure: Regenerated to track ../common/aclocal.m4 changes.
192
b7026657
AC		 1932005-01-07 Andrew Cagney <cagney@gnu.org>
194
195 * configure.ac: Rename configure.in, require autoconf 2.59.
196 * configure: Re-generate.
197
379832de
HPN		 1982004-12-08 Hans-Peter Nilsson <hp@axis.com>
199
200 * configure: Regenerate for ../common/aclocal.m4 update.
201
45aa12b4
RS		 2022004-08-27 Richard Sandiford <rsandifo@redhat.com>
203
204 * cpu.[ch], arch.[ch], decode.[ch]: Regenerated.
205 * cpuall.h, model.c, sem.c: Regenerated.
206
676a64f4
RS		 2072004-03-01 Richard Sandiford <rsandifo@redhat.com>
208
209 * Makefile.in (SIM_OBJS): Add profile-fr450.o.
210 (profile-fr450.o): New dependency.
211 (stamp-cpu): Add fr450 to the list of machs.
212 * sim-frv.h (SPR_IS_ACC): New macro.
213 (H_SPR_ACC4, H_SPR_ACC63, H_SPR_ACCG4, H_SPR_ACCG63): Delete.
214 * cache.c (frv_cache_init, non_cache_access): Handle bfd_mach_fr450.
215 * frv.c (check_register_alignment, check_fr_register_alignment)
216 (check_memory_alignment, do_media_average): Likewise.
217 (frvbf_clear_accumulators): Likewise. Use a mask of valid registers
218 rather than a consecutive range.
219 * interrupts.c (frv_queue_illegal_instruction_interrupt)
220 (frv_queue_non_implemented_instruction_interrupt): Handle
221 bfd_mach_fr450.
222 * memory.c (check_data_read_address, check_readwrite_address)
223 (check_insn_read_address, check_write_address): Likewise.
224 * mloop.in (@cpu@_simulate_insn_prefetch): Likewise.
225 * profile.c (reset_gr_flags, reset_fr_flags, reset_acc_flags)
226 (frvbf_model_insn_before, frvbf_model_insn_after): Likewise.
227 * profile-fr450.c: New file.
228 * registers.c (fr450_spr): New array.
229 (frv_register_control_init): Check its size. Use it for fr450.
230 (frv_check_register_access): Handle bfd_mach_fr450.
231 (frv_check_spr_read_access): Likewise. Generalize accumulator check.
232 * traps.c (frv_core_signal, frvbf_media_cr_not_aligned): Likewise.
233 (frvbf_media_acc_not_aligned): Likewise.
234 (frvbf_media_register_not_aligned): Likewise.
235 * arch.c: Regenerate.
236 * arch.h: Regenerate.
237 * cpu.h: Regenerate.
238 * cpuall.h: Regenerate.
239 * decode.h: Regenerate.
240 * model.c: Regenerate.
241
c7a48b9a
RS		 2422004-03-01 Richard Sandiford <rsandifo@redhat.com>
243
244 * cache.c (frv_cache_init): Change fr400 cache statistics to match
245 the fr405.
246 (non_cache_access): Add missing breaks.
247 * interrupts.c (set_exception_status_registers): Always set EAR15
248 for data_access_errors.
249 * memory.c (fr400_check_write_address): Remove redundant alignment
250 check.
251 * model.c: Regenerate.
252
8b73069f
RS		 2532004-03-01 Richard Sandiford <rsandifo@redhat.com>
254
255 * frv.c (frvbf_iacc_cut): Rework, taking rounding into account.
256
8ae0baa2
RS		 2572004-03-01 Richard Sandiford <rsandifo@redhat.com>
258
259 * decode.c, decode.h, model.c, sem.c: Regenerate.
260
d74c4203
KB		 2612003-11-24 Kevin Buettner <kevinb@redhat.com>
262
263 * frv-sim.h (GR_REGNUM_MAX, FR_REGNUM_MAX, PC_REGNUM, SPR_REGNUM_MIN)
264 (SPR_REGNUM_MAX): Delete.
265 * frv.c (gdb/sim-frv.h): Include.
266 (frvbf_fetch_register, frvbf_store_register): Use register number
267 constants from gdb/sim-frv.h. Check availability of general
268 purpose and float registers.
269
0b01870b
DB		 2702003-11-03 Dave Brolley <brolley@redhat.com>
271
272 * cache.c (address_interference): Check for higher priority requests
273 in the same pipeline.
274
9a29f3ca
DB		 2752003-10-31 Dave Brolley <brolley@redhat.com>
276
162cec1b 277 * frv-sim.h (LR_REGNUM): Removed.
073926e5 278 (SPR_REGNUM_MIN,SPR_REGNUM_MAX): New macros.
9a29f3ca 279 * frv.c (frvbf_fetch_register): Fetch SPR registers based on
073926e5 280 SPR_REGNUM_MIN and SPR_REGNUM_MAX. Check whether SPRs are implemented.
9a29f3ca
DB		 281 Return 0 for an unimplemented register. Return the length of the data
282 for an implemented register.
283 (frvbf_store_register): Ditto.
284
fc0a2244
AC		 2852003-10-30 Andrew Cagney <cagney@redhat.com>
286
287 * traps.c: Replace "struct symbol_cache_entry" with "struct
288 bfd_symbol".
289
29a79ca0
DB		 2902003-10-10 Dave Brolley <brolley@redhat.com>
291
292 * cpu.h, sem.c: Regenerate.
293
e930b1f5
DB		 2942003-10-06 Dave Brolley <brolley@redhat.com>
295
296 * profile-fr550.[ch]: New files.
297 * configure.in: Move frv handling to alphabetically correct placement.
298 * Makefile.in: Add fr550 support.
299 * frv-sim.h,frv.c,interrups.c,memory.c,mloop.in,pipeline.c,
300 profile.[ch],registers.c,traps.c: Add fr550 support.
301 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
302 Regenerate.
303
22f367a7
DB		 3042003-09-25 Dave Brolley <brolley@redhat.com>
305
306 * reset.c (frv_initialize): Call frv_register_control_init first.
307
1c453cd6
DB		 3082003-09-24 Dave Brolley <brolley@redhat.com>
309
310 * profile.h (update_FR_ptime): New prototype.
311 (update_FRdouble_ptime): Ditto.
312 (update_SPR_ptime): Ditto.
313 (increase_ACC_busy): Ditto.
314 (enforce_full_acc_latency): Ditto.
315 (post_wait_for_SPR): Ditto.
316 * profile.c (update_FR_ptime): Moved here from profile-fr500.c.
317 (update_FRdouble_ptime): Ditto.
318 (update_SPR_ptime): New function.
319 (increase_ACC_busy): Ditto.
320 (enforce_full_acc_latency): Ditto.
321 (vliw_wait_for_fdiv_resource): Correct resource name.
322 (vliw_wait_for_fsqrt_resource): Ditto.
323 (post_wait_for_SPR): New function.
324 * profile-fr500.c (frvbf_model_fr500_u_commit): New function.
325 (frvbf_model_fr500_u_gr2fr): Pass out_FRk as output register to
326 adjust_float_register_busy.
327 (frvbf_model_fr500_u_gr_load): Record latency of SPR registers.
328 (frvbf_model_fr500_u_fr_load): Wait for and record latency of SPR
329 registers.
330 (frvbf_model_fr500_u_float_arith): Ditto.
331 (frvbf_model_fr500_u_float_dual_arith): Ditto.
332 (frvbf_model_fr500_u_float_div): Ditto.
333 (frvbf_model_fr500_u_float_sqrt): Ditto.
334 (frvbf_model_fr500_u_float_convert): Ditto.
335 (update_FR_ptime): Moved to profile.c
336 (update_FRdouble_ptime): Moved to profile.c
337 * profile-fr400.c (update_FR_ptime): Removed. Identical to functions
338 for other machines.
339 (update_FRdouble_ptime): Ditto.
340 * arch.h,cpu.h,sem.c,decode.[ch],model.c,sem.c: Regenerated.
341
153431d6
DB		 3422003-09-12 Dave Brolley <brolley@redhat.com>
343
344 * registers.c (frv_check_spr_read_access): Check for access to
345 ACC4-ACC63 and ACCG4-ACCG63.
346 * profile.h (frv-desc.h): #include it.
347 (spr_busy): New member of FRV_PROFILE_STATE.
348 (spr_latency): Ditto.
349 (GNER_FOR_GR): New macro.
350 (FNER_FOR_FR): New maccro.
351 (update_SPR_latency): New function.
352 (vliw_wait_for_SPR): New function.
93938d47 353 * profile.c (update_latencies): Update SPR latencies.
153431d6
DB		 354 (update_target_latencies): Ditto.
355 (update_SPR_latency): New function.
356 (vliw_wait_for_SPR): New function.
357 * profile-fr500.c (frvbf_model_fr500_u_idiv): Record GNER latency.
358 (frvbf_model_fr500_u_trap): Removed unused variable, ps.
359 (frvbf_model_fr500_u_check): Ditto.
360 (frvbf_model_fr500_u_clrgr): New unit modeller for fr500.
361 (frvbf_model_fr500_u_clrfr): Ditto.
362 (frvbf_model_fr500_u_spr2gr): Wait for SPR.
363 (frvbf_model_fr500_u_gr2spr): Ditto.
364 * frv-sim.h (H_SPR_ACC4): New macro.
365 (H_SPR_ACCG4): New macro;
366 (H_SPR_ACC0): Removed.
367 (H_SPR_ACCG0): Removed.
368 * arch.h,model.c,sem[ch],decode.[ch]: Regenerated.
369
ba9c4053
DB		 3702003-09-10 Dave Brolley <brolley@redhat.com>
371
372 * profile.c (slot_names): FM1 was listed twice. Changed first
373 instance to FM0. Added IALL, FMALL and FMLOW.
374 (print_parallel): Don't examine slots with no insns.
375
f9e18f5a
DB		 3762003-09-09 Dave Brolley <brolley@redhat.com>
377
378 * frv.c (do_media_average): Select machine using a switch.
379
d89a78b6
DB		 3802003-09-08 Dave Brolley <brolley@redhat.com>
381
382 On behalf of Doug Evans <dje@sebabeach.org>
383 * Makefile.in (stamp-arch,stamp-cpu): Pass archfile to cgen.
384 Remove copying of .cpu file to cgen/cpu, no longer needed.
385
d03ea14f
DB		 3862003-09-03 Dave Brolley <brolley@redhat.com>
387
388 * cpu.h, model.c, sem.c, decode.h, decode.c: Regenerated.
389
e8d2f504
DB		 3902003-08-29 Dave Brolley <brolley@redhat.com>
391
392 * Makefile.in (stamp-arch): Copy frv.cpu from $(srcdir)../../cpu
393 temporarily when regenerating files.
394 (stamp-cpu): Ditto.
395
b34f6357
DB		 3962003-08-20 Micheal Snyder <msnyder@redhat.com>
397
398 * All generated files: Regenerate.
399
4002001-10-11 Dave Brolley <brolley@redhat.com>
401
402 * cpu.h,decode.c,decode.h,sem.c: Regenerate.
403
4042001-10-09 Dave Brolley <brolley@redhat.com>
405
406 * traps.c (frv_rett): Halt if PSR.S and PSR.ET are both set or both
407 not set.
408 * reset.c (frv_hardware_reset): Invalidate both caches.
409 * registers.c: Update init, reset and read-only masks for all registers
410 on all machines.
411 * profile.h (cur_gr_complex): New field of FRV_PROFILE_STATE
412 (prev_gr_complex): New field of FRV_PROFILE_STATE
413 (set_use_is_gr_complex): New function.
414 (set_use_not_gr_complex): New function.
415 (use_is_gr_complex): New function.
416 (decrease_GR_busy): New function.
417 * profile.c (reset_gr_flags): New function.
418 (reset_cc_flags): New function.
419 (set_use_is_gr_complex): New function.
420 (set_use_not_gr_complex): New function.
421 (use_is_gr_complex): New function.
422 (update_latencies): Reset gr and cc flags when latency reaches 0.
423 (decrease_GR_busy): New function.
424 * profile-fr400.h (fr500_reset_acc_flags): Removed.
425 (fr500_reset_cc_flags): New function.
426 * profile-fr500.c (frvbf_model_fr400_u_*): Reflect latencies from fr500
427 LSI version 1.41.
428 * profile-fr400.h (fr400_reset_gr_flags): New function.
429 (fr400_reset_fr_flags): New function.
430 (fr400_reset_acc_flags): New function.
431 * profile-fr400.c (set_use_not_media_p4): New function.
432 (set_use_not_media_p6): New function.
433 (set_acc_use_not_media_p2): New function.
434 (set_acc_use_not_media_p4): New function.
435 (fr400_reset_gr_flags): New function.
436 (fr400_reset_fr_flags): New function.
437 (fr400_reset_acc_flags): New function.
438 (frvbf_model_fr400_u_*): Reflect latencies from fr400 LSI version 1.1.
439 (frvbf_model_fr400_u_media_hilo): New function.
440 * pipeline.c (frv_vliw_setup_insn): Don't clear MSR0.MTT.
441 * memory.c (fr400_check_data_read_address): Check address range only
442 for double word loads. Don't check alignment here.
443 (fr400_check_readwrite_address): New function.
444 (fr500_check_readwrite_address): New function.
445 (check_readwrite_address): New function.
446 (fr500_check_insn_read_address): Correct address ranges.
447 (frvbf_read_mem_*): Check address range here.
448 (frv_address_forbidden): Removed.
449 (fr400_check_write_address): New function.
450 (check_write_address): New function.
451 (frvbf_write_mem_*): Don't check address range here.
452 (frvbf_mem_set_*): Check address range here.
453 * interrupts.c (frv_queue_data_access_error_interrupt): Now takes an
454 address as second argument.
455 (frv_queue_data_access_exception_interrupt): New function.
456 (frv_queue_illegal_instruction_interrupt): Generate fp_exception for
457 media insns on fr400.
458 (frv_queue_non_implemented_instruction_interrupt): Generate mp_exception
459 for media insns on fr400.
460 (frv_detect_insn_access_interrupts): Don't check for illegal addresses
461 of insns here. Check for MTRAP insn if PSR.EM is not set.
462 (frv_set_mp_exception_registers): Only set MSR0.MTT if it is not already
463 set.
464 (set_exception_status_registers): Do not always set EPCR. Set EAR for
465 data_acess_error only if not fr400.
466 * frv.c (do_media_average): New function.
467 (frvbf_media_average): New function.
468 (frvbf_insn_cache_invalidate): Check for illegal invocation.
469 (frvbf_data_cache_invalidate): Ditto.
470 (frvbf_data_cache_flush): Ditto.
471 * frv-sim.h (GET_FSR_QNE): New macro.
472 (frv_msr_mtt): Remove MTT_SEQUENCE_ERROR.
473 (GET_MSR_SRDAV): New macro.
474 (GET_MSR_RDAV): New macro.
475 (GET_MSR_RD): New macro.
476 (frv_queue_data_access_error_interrupt): Now takes an address as second
477 argument.
478 (frv_address_forbidden): Removed.
479 * cache.c (non_cache_access): Correct address ranges. Now takes cache
480 as first argument.
481 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
482
4832001-08-20 Dave Brolley <brolley@redhat.com>
484
485 * sim-main.h (_sim_cpu): New field 'elf_flags'.
486 * sim-if.c (sim_open): Extract the elf_flags from the input file and
487 save them with each cpu.
488 * mloop.in (main loop): Pass elf flags to frv_vliw_reset. Set
489 last_insn_p before executing the insn.
490 * cache.c (frv_cache_invalidate): Flush scache if this is the cpu's
491 insn cache.
492 (frv_cache_invalidate_all): Ditto.
493
4942001-08-20 Richard Sandiford <rsandifo@redhat.com>
495
496 * traps.c (syscall_read_mem): Flush the data cache before reading.
497 (syscall_write_mem): Flush the data cache before writing.
498 Invalidate both caches.
499
5002001-07-05 Ben Elliston <bje@redhat.com>
501
502 * Makefile.in (stamp-arch): Use $(CGEN_CPU_DIR).
503 (stamp-cpu): Likewise.
504
5052001-05-23 Dave Brolley <brolley@redhat.com>
506
507 * profile-fr400.c (acc_use_is_media_p2): New function.
508 (frvbf_model_fr400_u_media_2): Account for latency of output
509 accumulators.
510 (frvbf_model_fr400_u_media_2_quad): Ditto.
511 (frvbf_model_fr400_u_media_2_acc): New function.
512 (frvbf_model_fr400_u_media_2_acc_dual): New function.
513 (frvbf_model_fr400_u_media_2_add_sub): New function.
514 (frvbf_model_fr400_u_media_2_add_sub_dual): New function.
515 (frvbf_model_fr400_u_media_3_dual): New function.
516 (frvbf_model_fr400_u_media_4_acc_dual): New function.
517 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
518
5192001-05-15 Dave Brolley <brolley@redhat.com>
520
521 * registers.c (fr400_spr): Enable write access to HSR0.CBM.
522 * profile.h (FRV_PROFILE_STATE): New field 'all_cache_entries'.
523 * profile.c (CACHE_QUEUE_ELEMENT): New 'all' field.
524 (request_cache_flush): Save 'all' argument.
525 (request_cache_invalidate): Save all_cache_entries from profile state
526 to 'all' field of the request.
527 (submit_cache_request): Pass the 'all' field of the request to
528 frv_cache_request_invalidate.
529 * frv.c (frv_insn_cache_invalidate): Add new 'all' parameter. Perform
530 operation even if HSR0.ICE is not set.
531 (frv_data_cache_invalidate): Add new 'all' parameter. Perform
532 operation even if HSR0.DCE is not set.
533 (frv_data_cache_flush): Ditto.
534 * frv-sim.h (frv_insn_cache_invalidate): Add new 'all' parameter.
535 (frv_data_cache_invalidate): Add new 'all' parameter.
536 (frv_data_cache_flush): Add new 'all' parameter.
537 * cache.h (FRV_CACHE_INVALIDATE_REQUEST): Add new 'all' field.
538 (frv_cache_request_invalidate): Add new 'all' parameter.
539 * cache.c (frv_cache_request_invalidate): Add new 'all' parameter. Save
540 its value in the invalidate request.
541 (address_interference): Accept the value '-1' for the address argument
542 to mean 'any address'.
543 (handle_req_invalidate): Handle request to invalidate all cache lines.
544 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
545
5462001-05-14 Dave Brolley <brolley@redhat.com>
547
548 * profile.h (past_first_p): New field of profiling state.
549 (branch_penalty): Ditto.
550 (branch_hint): Ditto.
551 (update_branch_penalty): New function.
552 * profile.c (frvbf_model_insn_after): Reset past_first_p and
553 branch_address fields of the profiling state.
554 (frvbf_model_branch): New function.
555 (update_branch_penalty): New function.
556 * profile-fr500.c (frvbf_model_fr500_u_branch): Remove ICCi_3 and
557 FCCi_3 inputs.
558 (frvbf_model_fr500_u_trap): New function.
559 (frvbf_model_fr500_u_check): New function.
560 (frvbf_model_fr500_u_media_dual_htob): post-processing latency is 3
561 cycles.
562 * profile-fr400.c (frvbf_model_fr400_u_branch): Set branch penalties
563 as documented in the fr400 LSI. Remove ICCi_3 and FCCi_3 inputs.
564 (frvbf_model_fr400_u_media_dual_expand): Check resource usage as
565 documented in teh fr400 LSI.
566 (frvbf_model_fr400_u_media_dual_htob): Ditto.
567 (frvbf_model_fr400_u_media_dual_unpack): Removed.
568 (frvbf_model_fr500_u_trap): New function.
569 (frvbf_model_fr500_u_check): New function.
570 * mloop.in (simulate_dual_insn_prefetch): New function.
571 (@cpu@_simulate_insn_prefetch): Call simulate_dual_insn_prefetch with
572 arguments for each machine type.
573 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
574
5752001-05-09 Dave Brolley <brolley@redhat.com>
576
577 * Makefile.in (profile.o): Add profile-fr400.h as a dependency.
578 (profile-fr400.o): New target.
579 * profile.c: New file.
580 * profile.h: New file.
581 * profile-fr400.c: New file.
582 * profile-fr400.h: New file.
583 * profile-fr500.c: New file.
584 * profile-fr500.h: New file.
585 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
586
5872001-05-02 Dave Brolley <brolley@redhat.com>
588
589 * sim-main.h (profile.h): #include it.
590 (CPU_PROFILE_STATE): New macro.
591 (profile_state): New frv specific cpu field.
592 * reset.c (frv_initialize): insn_fetch_address and branch_address now
593 part of global profiling state.
594 * Makefile.in (SIM_OBJS): Add profile.o and profile-fr500.o.
595 (SIM_EXTRA_DEPS): Add profile.h.
596 (registers.o): Correct name of source file.
597 (profile.o): New target.
598 (profile-fr500.o): New target.
599 * frv-sim.h: Move profile related data structures to profile.h.
600 * frv.c: Move fr500 specific functions to profile-fr500.c.
601 * cpu.h: Regenerated.
602
6032001-04-27 Dave Brolley <brolley@redhat.com>
604
605 * sim-main.h (CPU_PIPELINE): Renamed to CPU_VLIW.
606 * interrupts.c: Rename FRV_PIPELINE to FRV_VLIW.
607 Rename pipeline to vliw. Rename CPU_PIPELINE to CPU_VLIW.
608 Rename PIPE_* to UNIT_*.
609 (frv_queue_illegal_instruction_interrupt): Use
610 frv_is_float_insn and frv_is_media_insn.
611 (frv_queue_non_implemented_instruction_interrupt): Ditto.
612 (frv_detect_insn_access_interrupts): Ditto.
613 * frv.c: Rename FRV_PIPELINE to FRV_VLIW. Rename pipeline to vliw.
614 Rename CPU_PIPELINE to CPU_VLIW. Rename PIPE_* to UNIT_*.
615 * memory.c: Ditto.
616 * pipeline.c: Ditto.
617 * mloop.in: Ditto.
618 * frv-sim.h (frv_pipeline_setup_insn): Renamed to frv_vliw_setup_insn.
619 * cache.c: Rename PIPE_* to UNIT_*.
620
6212001-04-24 Dave Brolley <brolley@redhat.com>
622
623 * frv.c (frvbf_load_quad_GR): Delete have_data and hsr0.
624 (frvbf_load_quad_FRint): Ditto.
625 (frvbf_load_quad_CPR): Ditto.
626 * cache.c (frv_cache_init): Initialize cache for fr400 vs other
627 machines.
628 (bfd.h): #include it.
629 (non_cache_access): Update for revised fr500 and for fr400.
630 * registers.c (frv_spr): Don't reset PSR.PS.
631 (fr500_spr): Ditto.
632 (frv_reset_spr): Set PSR.PS to the former value of PSR.S.
633
6342001-04-23 Dave Brolley <brolley@redhat.com>
635
636 * traps.c (frv_core_signal): On fr400, generate data_access_error.
637 (frvbf_media_cr_not_aligned): On fr400, generate illegal_instruction.
638 (frvbf_media_acc_not_aligned): Ditto.
639 (frvbf_media_register_not_aligned): Ditto.
640 (frvbf_division_exception): Use GET_ISR_EDE.
641 * registers.c (frv_check_spr_read_access): New function.
642 (frv_check_spr_write_access): New function.
643 (frv_check_spr_access): Deleted.
644 (frv_check_register_access): On fr400, generate illegal_instruction.
645 * memory.c (fr400_check_data_read_address): New function.
646 (fr500_check_data_read_address): Ditto.
647 (check_data_read_address): Ditto.
648 (fr400_check_insn_read_address): Ditto.
649 (fr500_check_insn_read_address): Ditto.
650 (check_insn_read_address): Ditto.
651 (frvbf_read_mem_QI): Call check_data_read_access.
652 (frvbf_read_mem_UQI): Ditto.
653 (frvbf_read_mem_HI): Ditto.
654 (frvbf_read_mem_UHI): Ditto.
655 (frvbf_read_mem_SI): Ditto.
656 (frvbf_read_mem_DI): Ditto.
657 (frvbf_read_mem_DF): Ditto.
658 (frvbf_read_imem_USI): Call check_insn_read_access.
659 (frv_address_forbidden): Now takes cpu as first argument. Check based
660 on machine type.
661 (fr400_mem_address_unaligned): New function.
662 (fr500_mem_address_unaligned): Ditto.
663 (check_write_address): Ditto.
664 (frvbf_mem_set_QI): Call check_write_address.
665 (frvbf_mem_set_HI): Ditto.
666 (frvbf_mem_set_SI): Ditto.
667 (frvbf_mem_set_DI): Ditto.
668 (frvbf_mem_set_DF): Ditto.
669 (frvbf_mem_set_XI): Ditto.
670 * interrupts.c (bfd.h): #include it.
671 (frv_queue_data_access_error_interrupt): New function.
672 (frv_queue_instruction_access_error_interrupt): New function.
673 (frv_queue_instruction_access_exception_interrupt): New function.
674 (frv_queue_illegal_instruction_interrupt): No fp_exception on fr400.
675 (frv_queue_non_implemented_instruction_interrupt): Ditto.
676 (frv_detect_insn_access_interrupts): Reorder tests to match priority
677 from the LSI manual.
678 (set_isr_exception_fields): Accumulate dtt bits.
679 * frv.c (check_register_alignment): New function.
680 (check_fr_register_alignment): New function.
681 (check_memory_alignment): New function.
682 (frvbf_h_gr_double_get_handler): Call check_register_alignment.
683 (frvbf_h_gr_double_set_handler): Ditto.
684 (frvbf_h_cpr_double_get_handler): Ditto.
685 (frvbf_h_cpr_double_set_handler): Ditto.
686 (frvbf_h_gr_quad_set_handler): Ditto.
687 (frvbf_h_cpr_quad_set_handler): Ditto.
688 (frvbf_h_fr_double_get_handler): Call check_fr_register_alignment.
689 (frvbf_h_fr_double_set_handler): Ditto.
690 (frvbf_h_fr_quad_set_handler): Ditto.
691 (frvbf_h_spr_get_handler): Call frv_check_spr_read_access.
692 (frvbf_h_spr_set_handler): Call frv_check_spr_write_access.
693 (frvbf_load_quad_GR): Call check_memory_aligment.
694 (frvbf_load_quad_FRint): Ditto.
695 (frvbf_load_quad_CPR): Ditto.
696 (frvbf_store_quad_GR): Call check_memory_aligment and
697 check_register_alignment.
698 (frvbf_store_quad_FRint): Ditto.
699 (frvbf_store_quad_CPR): Ditto.
700 (frvbf_signed_integer_divide: Use GET_ISR_EDEM.
701 * frv-sim.h (H_SPR_ACC0): New macro.
702 (H_SPR_ACC63): New macro.
703 (H_SPR_ACCG0): New macro.
704 (H_SPR_ACCG63): New macro.
705 (frv_dtt): New enumerator.
706 (GET_ISR_EDE): Renamed from GET_ISR_EDEM.
707 (GET_ISR_DTT): New macro.
708 (frv_queue_data_access_error_interrupt): New function.
709 (frv_queue_instruction_access_error_interrupt): New function.
710 (frv_queue_instruction_access_exception_interrupt): New function.
711 (frv_address_forbidden): Now takes cpu as first argument.
712 * cpu.h: Regenerate.
713
7142001-04-10 Dave Brolley <brolley@redhat.com>
715
716 * registers.c (fr500_spr): Add new fields to fr500 PSR register.
717 (fr500_spr): Add STBAR and MMCR unimplemented registers for fr500.
718 (fr400_spr): Implement SPR registers for fr400.
719 (frv_register_control_init): Handle bfd_mach_fr400 properly.
720 * frv.c (spr_bpsr_get_handler): Mask field before shifting.
721 (spr_psr_get_handler): Ditto.
722 (spr_ccr_get_handler): Ditto.
723 (spr_cccr_get_handler): Ditto.
724 (frvbf_clear_accumulators): Only 4 accumulators on fr400.
725 * frv-sim.h: Update comment about MCCR_* macros.
726 * cpu.c,cpu.h: Regenerate.
727
7282001-04-05 Dave Brolley <brolley@redhat.com>
729
730 * cpu.h,decode.c,model.c,sem.c: Regenerate.
731
7322001-04-05 Dave Brolley <brolley@redhat.com>
733
734 * reset.c: Update copyright.
735 * registers.c (frv_register_control_init): Handle bfd_mach_fr400.
736 * frv.c (frvbf_model_fr400_u_exec): New function.
737 * Makefile.in (stamp-cpu): Add fr400 to list of machines.
738 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
739 Regenerate.
740
7412000-11-22 Dave Brolley <brolley@redhat.com>
742
743 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
744 Regenerate.
745
7462000-11-10 Dave Brolley <brolley@redhat.com>
747
748 * decode.c: Regenerate.
749
7502000-09-12 Dave Brolley <brolley@redhat.com>
751
752 * traps.c (frv_sim_engine_halt_hook): New function.
753 (frv_itrap): Caches now invalidated in sim_engine_halt via
754 SIM_ENGINE_HALT_HOOK.
755 (frv_break): Ditto.
756 * sim-main.h (frv_sim_engine_halt_hook): New function.
757 (SIM_ENGINE_HALT_HOOK): New macro.
758 (SIM_ENGINE_RESTART_HOOK): New macro.
759 * interrupts.c: Call to frv_term now done within sim_engine_halt via
760 SIM_ENGINE_HALT_HOOK.
761
7622000-09-08 Dave Brolley <brolley@redhat.com>
763
764 * traps.c (frv_itrap): Invalidate and flush the data and insn caches
765 respectively when stopping for a breakpoint.
766 (frv_break): Ditto.
767 * cache.h (frv_cache_invalidate_all): New function.
768 * cache.c (frv_cache_invalidate_all): New function.
769
7702000-09-05 Dave Brolley <brolley@redhat.com>
771
772 * traps.c (frv_break): If SIM_HAVE_BREAKPOINTS, call
773 sim_handle_breakpoint. Otherwise if environment != operating call
774 sim_engine_halt. Otherwise handle normally.
775 * interrupts.c (frv_queue_break_interrupt): Don't handle debugger
776 breakpoints here. Moved to frv_break in traps.c.
777
778 * sem.c: Regenerate.
779
7802000-09-01 Dave Brolley <brolley@redhat.com>
781
782 * interrupts.c (frv_queue_break_interrupt): Call sim_handle_breakpoint
783 before queuing an interrupt in order to allow 'break' to be used as
784 the breakpoint insn.
785
7862000-08-29 Dave Brolley <brolley@redhat.com>
787
788 * traps.c (frv_itrap): Invalidate the insn cache at a breakpoint.
789
7902000-07-27 Dave Brolley <brolley@redhat.com>
791
792 * cpu.h,decode.c: Rebuild.
793
7942000-07-26 Dave Brolley <brolley@redhat.com>
795
796 * frv.c (spr_cccr_get_handler): Change CRx to CCx.
797 (spr_cccr_set_handler): Change CRx to CCx.
798 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
799
8002000-07-24 Dave Brolley <brolley@redhat.com>
801
802 * sem.c: Regenerate.
803 * frv.c (frvbf_unsigned_integer_divide): Queue a write for the result.
804 Don't write it directly.
805
806Thu Jul 6 13:51:12 2000 Dave Brolley <brolley@topaz>
807
808 * configure: Regenerated to track ../common/aclocal.m4 changes.
809
8102000-07-05 Ben Elliston <bje@redhat.com>
811
812 * configure: Regenerated to track ../common/aclocal.m4 changes.
813
8142000-06-28 Dave Brolley <brolley@redhat.com>
815
816 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
817
8182000-06-21 Dave Brolley <brolley@redhat.com>
819
820 * pipeline.c: All code except frv_pipeline_setup_insn moved to
821 frv.opc.
822 * mloop.in (main loop): frv_pipeline_add_insn broken up into
823 frv_pipeline_add_insn and frv_pipeline_setup_insn.
824 * frv-sim.h: Move pipeline status code to frv.opc.
825 * model.c: Regenerate.
826
8272000-06-12 Dave Brolley <brolley@redhat.com>
828
829 * options.c (frv_option_handler): --profile-parallel implies
830 --profile-model.
831 * mloop.in (fetch_buffer): Removed.
832 (@cpu@_simulate_insn_prefetch): Monitoring of fetch buffer moved to
833 run_caches. Use cache directly if not counting cycles. Don't use
834 cache at all if not counting cycles and cache not enabled.
835 * frv.c (frv_insn_fetch_buffer): New global variable.
836 (run_caches): Monitor the status of insn prefetch requests.
837 * frv-sim.h (FRV_INSN_FETCH_BUFFER): New struct type.
838 (frv_insn_fetch_buffer): New global variable.
839
8402000-06-12 Dave Brolley <brolley@redhat.com>
841
842 * mloop.in (fetch_buffer): New static struct.
843 (@cpu@_simulate_insn_prefetch): Rewritten.
844 * cache.c (frv_cache_request_invalidate): Don't invalidate return
845 buffer.
846 (address_interference): Defer to any WAR request in either pipeline.
847
8482000-06-09 Dave Brolley <brolley@redhat.com>
849
850 * pipeline.c (insns_in_slot): New Array.
851 (frv_pipeline_add_insn): Call COUNT_INSNS_IN_SLOT.
852 * options.c (frv_options): Remove 'NONBLOCK' argument from data-cache
853 option.
854 (parse_cache_option): New function.
855 (frv_option_handler): Call parse_cache_option.
856 * frv.c (vliw_branch_taken): New variable.
857 (vliw_load_stall): New variable.
858 (handle_resource_wait): Update vliw_load_stall.
859 (frvbf_model_insn_before): Initialize vliw_branch_taken and
860 vliw_load_stall.
861 (frvbf_model_insn_after): Increment PROFILE_MODEL_LOAD_STALL_CYCLES.
862 (load_wait_for_FR): Update vliw_load_stall.
863 (load_wait_for_GR): Update vliw_load_stall.
864 (load_wait_for_FRdouble): Update vliw_load_stall.
865 (load_wait_for_GRdouble): Update vliw_load_stall.
866 (frvbf_model_fr500_u_branch): Count branches taken and not taken.
867 (slot_names): New static array.
868 (print_parallel): Now takes second argument 'verbose'. Print cycles per
869 VLIW insn and instructions per cycle. Also tabulate the number of insns
870 in each type of VLIW slot.
871 (frv_profile_info): Call print_parallel with new second argument.
872 * frv-sim.h (insn_in_slot): New array.
873 (COUNT_INSNS_IN_SLOT): New macro.
874 (INSNS_IN_SLOT): New macro.
875 * cache.c: Remove references to non_blocking_count. Remove references to
876 last_was_hit. Remove references to req_none.
877 (handle_req_store): Adjust statistics before requeuing the store
878 request.
879 (handle_req_WAR): Don't let the WAR request affect the cache statistics.
880 * cache.h: Remove references to non_blocking_count. Remove references to
881 last_was_hit. Remove references to req_none.
882 * model.c: Regenerate.
883
8842000-06-08 Dave Brolley <brolley@redhat.com>
885
886 * frv.c (request_complete): Copy load data from the correct return
887 buffer.
888
8892000-06-07 Dave Brolley <brolley@redhat.com>
890
891 * traps.c (frv_core_signal): Call frv_term before exiting.
892 (frv_itrap): Call frv_term before exiting.
893 (next_available_nesr): Make sure NECR is implemented before reading it.
894 (next_valid_nesr): Ditto.
895 (frvbf_check_non_excepting_load): Ditto.
896 (frvbf_clear_ne_flags): Ditto.
897 (frvbf_commit): Ditto.
898 (frvbf_check_recovering_store): Delay cache operation if 'model_insn'.
899 * sim-main.h (_sim_cpu): Add load_address, load_length, load_flag and
900 store_flag members.
901 (CPU_LOAD_ADDRESS): New macro.
902 (CPU_LOAD_LENGTH): New macro.
903 (CPU_LOAD_SIGNED): New macro.
904 (CPU_LOAD_LOCK): New macro.
905 * reset.c (frv_term): New function.
906 (frv_power_on_reset): Use SETMEMSI if the cache is not enabled.
907 (frv_hardware_reset): Use SETMEMSI if the cache is not enabled.
908 (frv_software_reset): Use SETMEMSI if the cache is not enabled.
909 * mloop.in (execute): Call FRV_COUNT_CYCLES to decide whether to model
910 the insn. Model the insn in two passes. One before and one after
911 execution.
912 (cache_reqno): new static variable.
913 (@cpu@_simulate_insn_prefetch): Model fetch latency by waiting for the
914 cache rather than assuming a fixed latency.
915 (xinit): Turn on PROFILE_MODEL_P before each vliw insn if the timer is
916 enabled so that modeling data is collected by cgen during execution.
917 (full-exec): Restore PROFILE_MODEL_P after each vliw insn.
918 * memory.c (data_non_cache_access): Removed.
919 (insn_non_cache_access): Removed.
920 (frvbf_read_mem_QI): Delay read operation if 'model_insn'.
921 (frvbf_read_mem_UQI): Delay read operation if 'model_insn'.
922 (frvbf_read_mem_HI): Delay read operation if 'model_insn'.
923 (frvbf_read_mem_UHI): Delay read operation if 'model_insn'.
924 (frvbf_read_mem_SI): Delay read operation if 'model_insn'.
925 (frvbf_read_mem_DI): Delay read operation if 'model_insn'.
926 (frvbf_read_mem_DF): Delay read operation if 'model_insn'.
927 (frvbf_read_imem_USI): Read the cache or ememory passively.
928 (frvbf_write_mem_QI): Don't check for non-cache access here.
929 (frvbf_write_mem_UQI): Call frvbf_write_mem_QI.
930 (frvbf_write_mem_HI): Don't check for non-cache access here.
931 (frvbf_write_mem_UHI): Call frvbf_write_mem_QI.
932 (frvbf_write_mem_SI): Don't check for non-cache access here.
933 (frvbf_write_mem_DI): Don't check for non-cache access here.
934 (frvbf_write_mem_DF): Don't check for non-cache access here.
935 (frvbf_mem_set_QI): Use cycle-accurate cache write if 'model_insn'.
936 (frvbf_mem_set_HI): Use cycle-accurate cache write if 'model_insn'.
937 (frvbf_mem_set_SI): Use cycle-accurate cache write if 'model_insn'.
938 (frvbf_mem_set_DI): Use cycle-accurate cache write if 'model_insn'.
939 (frvbf_mem_set_DF): Use cycle-accurate cache write if 'model_insn'.
940 (frvbf_mem_set_XI): Use cycle-accurate cache write if 'model_insn'.
941 * interrupts.c (check_reset): Read the cache and memory passively.
942 (frv_program_or_software_interrupt): Call frv_term before calling
943 sim_engine_halt.
944 * frv.c (all modeling functions): Break into two passes. One before
945 execuetion and one after. call load_wait_for_* for all GR and FR
946 registers.
947 (frvbf_load_quad_GR): Delay performing the load if 'model_insn'.
948 (frvbf_load_quad_FRint): Delay performing the load if 'model_insn'.
949 (frvbf_load_quad_CPR): Delay performing the load if 'model_insn'.
950 (frvbf_insn_cache_preload): Delay cache operation if 'model_insn'.
951 (frvbf_data_cache_preload): Delay cache operation if 'model_insn'.
952 (frvbf_insn_cache_unlock): Delay cache operation if 'model_insn'.
953 (frvbf_data_cache_unlock): Delay cache operation if 'model_insn'.
954 (frvbf_insn_cache_invalidate): Delay cache operation if 'model_insn'.
955 (frvbf_data_cache_invalidate): Delay cache operation if 'model_insn'.
956 (frvbf_data_cache_flush): Delay cache operation if 'model_insn'.
957 (model_insn): New global variable.
958 (fr_ptime): New array.
959 (cache_request): New enumeration.
960 (CACHE_QUEUE_ELEMENT): New struct type.
961 (CACHE_QUEUE_SIZE): New macro.
962 (cache_queue): New static struct.
963 (request_cache_load): New function.
964 (request_cache_flush): New function.
965 (request_cache_invalidate): New function.
966 (request_cache_preload): New function.
967 (request_cache_unlock): New function.
968 (submit_cache_request): New function.
969 (activate_cache_requests): New function.
970 (load_pending_for_register): New function.
971 (flush_pending_for_address): New function.
972 (remove_cache_queue_element): New function.
973 (copy_load_data): New function.
974 (request_complete): New function.
975 (run_caches): New function.
976 (frv_model_trace_wait_cycles): New function.
977 (wait_for_flush): New function.
978 (frvbf_model_insn_before): Insn prefect wait now modeled in
979 frvbf_simulate_insn_prefetch. Incremement vliw_insns here. Call
980 wait_for_flush.
981 (frvbf_model_insn_after): Call activate_cache_requests. Don't increment
982 vliw_insns here anymore.
983 (update_FR_latency_for_load): New function.
984 (update_FRdouble_latency_for_load): New function.
985 (update_FR_ptime): New function.
986 (update_FRdouble_ptime): New function.
987 (update_GR_latency_for_swap): New function.
988 (load_wait_for_GR): New function.
989 (load_wait_for_FR): New function.
990 (load_wait_for_GRdouble): New function.
991 (load_wait_for_FRdouble): New function.
992 (frvbf_model_fr500_u_ici): New function.
993 (frvbf_model_fr500_u_dci): New function.
994 (frvbf_model_fr500_u_dcf): New function.
995 (frvbf_model_fr500_u_icpl): New function.
996 (frvbf_model_fr500_u_dcpl): New function.
997 (frvbf_model_fr500_u_icul): New function.
998 (frvbf_model_fr500_u_dcul): New function.
999 * frv-sim.h (frv_term): New function.
1000 (insn_non_cache_access): Removed.
1001 (FRV_COUNT_CYCLES): New macro.
1002 (frv_save_peofile_model_p): New global variable.
1003 (model_insn): New enumerated global variable.
1004 (frv_model_advance_cycles): New function.
1005 (frv_model_trace_wait_cycles): New function.
1006 * cache.h (FRV_CACHE_REQUEST_KIND): New enumeration.
1007 (FRV_CACHE_WAR_REQUEST): New struct type.
1008 (FRV_CACHE_STORE_REQUEST): New struct type.
1009 (FRV_CACHE_INVALIDATE_REQUEST): New struct type.
1010 (FRV_CACHE_PRELOAD_REQUEST): New struct type.
1011 (FRV_CACHE_REQUEST): New struct type.
1012 (FRV_CACHE_RETURN_BUFFER): New struct type.
1013 (FRV_CACHE_FLUSH_STATUS): New struct type.
1014 (FRV_CACHE_STATUS): New struct type.
1015 (FRV_CACHE_STAGE): New struct type.
1016 (FRV_CACHE_STAGES): New enumeration.
1017 (FRV_CACHE_WAR): New struct type.
1018 (FRV_CACHE_PIPELINE): New struct type.
1019 (FRV_CACHE_ARS): New struct type.
1020 (FRV_CACHE_STATISTICS): New struct type.
1021 (FRV_CACHE): Add pipeline, statistics, BARS and NARS.
1022 (CACHE_RETURN_DATA): 'return_buffer' is now within 'status'.
1023 (CACHE_RETURN_DATA_ADDRESS): New macro.
1024 (frv_cache_read): Now takes pipe index as second argument.
1025 (frv_cache_enabled): New function.
1026 (frv_cache_request_load): New function.
1027 (frv_cache_request_store): New function.
1028 (frv_cache_request_invalidate): New function.
1029 (frv_cache_request_preload): New function.
1030 (frv_cache_request_unlock): New function.
1031 (frv_cache_run): New function.
1032 (frv_cache_read_passive_SI): New function.
1033 (frv_cache_data_in_buffer): New function.
1034 (frv_cache_data_flushed): New function.
1035 * cache.c (frv_cache_init): Initialize pipelines and xARS registers.
1036 (frv_cache_enabled): New function.
1037 (non_cache_access): New function.
1038 (write_data_to_memory): Count write accesses for each mode. Write to
1039 memory using sim_core_write_unaligned_1;
1040 (read_data_from_memory): New function.
1041 (fill_line_from_memory): Use read_data_from_memory.
1042 (copy_line_to_return_buffer): New function.
1043 (copy_memory_to_return_buffer): New function.
1044 (set_return_buffer_reqno): New function.
1045 (frv_cache_read): Now takes pipe index as second argument. Check for
1046 non-cache access.
1047 (frv_cache_preload): Check for non-cache access.
1048 (frv_cache_unlock): Check for non-cache access.
1049 (invalidate_return_buffer): New function.
1050 (frv_cache_invalidate): Check for non-cache access.
1051 (convert_slot_to_index): New function.
1052 (FREE_CHAIN_SIZE): New macro.
1053 (frv_cache_request_free_chain): New static variable.
1054 (frv_store_request_free_chain): New static variable.
1055 (allocate_new_cache_requests): New function.
1056 (new_cache_request): New function.
1057 (free_cache_request): New function.
1058 (new_store_request): New function.
1059 (pipeline_remove_request): New function.
1060 (pipeline_add_request): New function.
1061 (pipeline_requeue_request): New function.
1062 (next_priority): New function.
1063 (add_WAR_request): New function.
1064 (pipeline_next_request): New function.
1065 (pipeline_stage_request): New function.
1066 (advance_pipelines): New function.
1067 (frv_cache_request_load): New function.
1068 (frv_cache_request_store): New function.
1069 (frv_cache_request_invalidate): New function.
1070 (frv_cache_request_preload): New function.
1071 (frv_cache_request_unlock): New function.
1072 (address_interference): New function.
1073 (wait_for_WAR): New function.
1074 (wait_in_WAR): New function.
1075 (handle_req_load): New function.
1076 (handle_req_preload): New function.
1077 (handle_req_store): New function.
1078 (handle_req_invalidate): New function.
1079 (handle_req_unlock): New function.
1080 (handle_req_WAR): New function.
1081 (arbitrate_requests): New function.
1082 (move_ARS_to_WAR): New function.
1083 (decrease_latencies): New function.
1084 (frv_cache_run): New function.
1085 (frv_cache_read_passive_SI): New function.
1086 (frv_cache_data_in_buffer): New function.
1087 (frv_cache_data_flushed): New function.
1088 * arch.h,decode.c,decode.h,model.c,sem.c: Rebuild.
1089
1090Wed May 24 14:40:34 2000 Andrew Cagney <cagney@b1.cygnus.com>
1091
1092 * configure: Regenerated to track ../common/aclocal.m4 changes.
1093
10942000-05-19 Dave Brolley <brolley@redhat.com>
1095
1096 * traps.c (frv_rett): Check for exceptions in the order specified in the
1097 architecture spec. Allow privileged_instruction interrrupt to be handled
1098 normally.
1099 * registers.c (frv_register_control_init): Handle bfd_mach_frvtomcat.
1100 * frv.c (frvbf_signed_integer_divide): Use updated dtt to decide whether
1101 to clear the NE flag.
1102 (frvbf_model_tomcat_u_exec): New function.
1103 * frv-sim.h (frvbf_division_exception): Now returns updated dtt.
1104 * Makefile.in (stamp-cpu): Add 'tomcat' to 'mach' value.
1105 * arch.c,arch.h,cpu.h,cpuall.h,model.h,decode.c,sem.c: Regenerate.
1106
11072000-05-18 Dave Brolley <brolley@redhat.com>
1108
1109 * sim-if.c (elf-bfd.h): #include it.
1110 (sim_open): Set machine amd architecture based on elf flags.
1111
11122000-04-04 Dave Brolley <brolley@redhat.com>
1113
1114 * frv-sim.h (frv_h_psr_esr_set_handler): Removed.
1115 Delete '#if 0' blocks.
1116 * frv.c: Delete '#if 0' blocks.
1117 (spr_psr_set_handler): Remove special handling for circular referencing of handlers for
1118 PSR.S and PSR.ESR.
1119 (frv_h_psr_esr_set_handler): Removed.
1120 * interrupts.c: Delete '#if 0' blocks.
1121 * memory.c: Delete '#if 0' blocks.
1122 * cpu.c,cpu.h: Regenerate.
1123
11242000-04-03 Dave Brolley <brolley@redhat.com>
1125
1126 * traps.c (frvbf_check_recovering_store): Invalidate data cache line
1127 containing the target address.
1128 (clear_nesr_neear): No longer takes hi_available and lo_available.
1129 Remove bogus check for available GR registers.
1130 (frvbf_clear_ne_flags): Update call to clear_nesr_neear.
1131 (frvbf_commit): Update call to clear_nesr_neear.
1132 * interrupts.c (next_available_esr): Removed.
1133 (next_available_edr): Removed.
1134 (next_available_fq): Removed.
1135 * frv.c (frvbf_fetch_register): Remove "FIXME" comment.
1136 (frvbf_store_register): Remove "FIXME" comment.
1137 * frv-sim.h (UART_INCHAR_ADDR): Removed.
1138 (UART_OUTCHAR_ADDR): Removed.
1139 (UART_STATUS_ADDR): Removed.
1140 (UART_INPUT_READY): Removed.
1141 (UART_OUTPUT_READY): Removed.
1142 (FRV_DEVICE_ADDR): Removed.
1143 (FRV_DEVICE_LEN): Removed.
1144 (SET_NESR): Call frvbf_force_update.
1145 (SET_NEEAR): Call frvbf_force_update.
1146 (SET_NE_FLAGS): Call frvbf_force_update.
1147
11482000-03-30 Dave Brolley <brolley@redhat.com>
1149
1150 * configure: Regenerated.
1151
11522000-03-30 Dave Brolley <brolley@redhat.com>
1153
1154 * registers.c (fr500_spr): Define ESR14-15 and EPCSR14-15 for fr500.
1155 * memory.c (frvbf_write_mem_*): Save slot containing the insn
1156 performing the write.
1157 (frvbf_mem_set_*): Overwrite the slot information of the interrupt
1158 queue element with the information in the interrupt state.
1159 * interrupts.c (frv_queue_interrupt): Call frv_set_interrupt_queue_slot.
1160 (frv_queue_fp_exception_interrupt): Initialize 'new_element'.
1161 (frv_set_interrupt_queue_slot): New function.
1162 (esr_for_data_access_exception): New function.
1163 (set_edr_register): edr_index is now passed in.
1164 (fq_for_exception): New function.
1165 (set_fp_exception_registers): Call fq_for_exception. Interrupt queue
1166 element now passed in.
1167 (set_exception_status_registers): Obtain slot from interrupt queue
1168 element. Call esr_for_data_access_exception. Use ESR14
1169 for data_store_error. Use ESR15 for data_access_error. Use EDR0.
1170 (frv_save_data_written_for_interrupts): Save slot containing the insn
1171 performing the write.
1172 * frv-sim.h (struct frv_fp_exception_info): Use frv_fsr_traps and
1173 frv_fsr_ftt.
1174 (struct frv_interrupt_state): Add 'slot' field.
1175 (frv_set_interrupt_queue_slot): New function.
1176 (frv_set_write_queue_slot): New function.
1177
11782000-03-24 Dave Brolley <brolley@redhat.com>
1179
1180 * mloop.in (_parallel_write_init): Initialize
1181 frv_interrupt_state.imprecise_interrupt.
1182 (_parallel_write_queued): After an imprecise interrupt, only perform
1183 forced writes and floating point writes (for certain exceptions).
1184 * interrupts.c (handle_interrupt): Set
1185 frv_interrupt_state.imprecise_interrupt for writeback after an imprecise
1186 interrupt.
1187 (frv_process_interrupts): No need to clear f_ne_flags.
1188 * frv.c (frvbf_signed_integer_divide): Queue writes to GR registers and
1189 force them to happen even if there is an overflow exception.
1190 (frvbf_force_update): New function.
1191 * frv-sim.h (frvbf_force_update): New function.
1192 (struct frv_interrupt_state): Add imprecise_interrupt.
1193 (FRV_WRITE_QUEUE_FORCE_WRITE): New macro.
1194 * sem.c: Regenerate.
1195
11962000-03-23 Dave Brolley <brolley@redhat.com>
1197
1198 * traps.c (frv_rett): Queue FRV_ILLEGAL_INSTRUCTION directly.
1199 * registers.c (frv_spr): MCIRL -> MCILR.
1200 * interrupts.c (frv_queue_non_implemented_instruction_interrupt):
1201 New function.
1202 (frv_detect_insn_access_interrupts):
1203 Call frv_queue_non_implemented_instruction_interrupt.
1204 (frv_process_interrupts): Clear accumulated NE flags.
1205 * frv.c (frvbf_media_cop): New function.
1206 (frvbf_set_ne_index): Now takes (SIM_CPU *) as first argument. Clear
1207 the NE flag of the given target register.
1208 (frvbf_model_fr500_u_float_arith): Account for FRdouble registers.
1209 (frvbf_model_fr500_u_float_dual_arith): Account for FRdouble registers.
1210 (frvbf_model_fr500_u_float_dual_sqrt): New function.
1211 (frvbf_model_fr500_u_float_convert): Account for FRdouble registers.
1212 (frvbf_model_fr500_u_float_dual_convert): New function.
1213 * frv-sim.h (frvbf_media_cop): New function.
1214 (GET_FQ): Use H_SPR_FQST0.
1215 (SET_FQ): Use H_SPR_FQST0.
1216 (SET_FQ_OPC): Use J_SPR_FQOP0.
1217 (GET_MSR_EMCI): New macro.
1218 (frv_queue_non_implemented_instruction_interrupt): New function.
1219 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1220
12212000-03-08 Dave Brolley <brolley@redhat.com>
1222
1223 * traps.c (frv_rett): Align new_pc.
1224 * memory.c (frvbf_read_mem_HI): Align address.
1225 (frvbf_read_mem_UHI): Align address.
1226 (frvbf_read_mem_SI): Align address.
1227 (frvbf_read_mem_DI): Align address.
1228 (frvbf_read_mem_DF): Align address.
1229 (frvbf_read_imem_USI): Align address.
1230 (frvbf_mem_set_HI): Align address.
1231 (frvbf_mem_set_SI): Align address.
1232 (frvbf_mem_set_DI): Align address.
1233 (frvbf_mem_set_DF): Align address.
1234 (frvbf_mem_set_XI): Align address.
1235 * registers.c (frv_spr): Initialize FSR0.NS to 1.
1236 (fr500_spr): Initialize FSR0.NS to 1.
1237 * interrupts.c (frv_queue_mem_address_not_aligned_interrupt): Check
1238 whether the exception is masked.
1239 * frv.c (frvbf_load_quad_GR): Align address.
1240 (frvbf_store_quad_GR): Align address.
1241 (frvbf_load_quad_FRint): Align address.
1242 (frvbf_store_quad_FRint): Align address.
1243 (frvbf_load_quad_CPR): Align address.
1244 (frvbf_store_quad_CPR): Align address.
1245 * frv-sim.h (GET_ISR_EMAM): New macro.
1246
12472000-03-08 Dave Brolley <brolley@redhat.com>
1248
1249 * traps.c (frvbf_division_exception): Check for masked overflow and
1250 set NE flags, if necessary.
1251 (frvbf_check_recovering_store): Queue writes to the hardware.
1252 (check_registers_available): Removed.
1253 (which_registers_available): Call frv_{fr,gr}_registers_available.
1254 (frvbf_clear_ne_flags): Call check_register_access.
1255 (frvbf_commit): Call check_register_access.
1256 * registers.h (frv_fr_registers_available): New function.
1257 (frv_gr_registers_available): New function.
1258 (frv_check_register_access): New function.
1259 (frv_check_gr_access): New function.
1260 (frv_check_fr_access): New function.
1261 * registers.c (frv_spr): Correct initial value of ISR.
1262 (fr500_spr): Correct initial value of ISR.
1263 (frv_fr_registers_available): New function.
1264 (frv_gr_registers_available): New function.
1265 (frv_check_register_access): New function.
1266 (frv_check_gr_access): New function.
1267 (frv_check_fr_access): New function.
1268 * interrupts.c (frv_queue_division_exception_interrupt): New function.
1269 (set_isr_exception_fields): New function.
1270 (set_exception_status_registers): Set ISR fields for division exception.
1271 (frv_save_data_written_for_interrupts): Handle CGEN_FN_SF_WRITE.
1272 * frv.c (frvbf_h_gr_get_handler): New function.
1273 (frvbf_h_gr_set_handler): New function.
1274 (frvbf_h_fr_get_handler): New function.
1275 (frvbf_h_fr_set_handler): New function.
1276 (frvbf_h_spr_get_handler): Remove special handling for ISR.
1277 (frvbf_h_spr_set_handler): Remove special handling for ISR.
1278 (spr_isr_get_handler): Removed.
1279 (spr_isr_set_handler): Removed.
1280 (frvbf_signed_integer_divide): New funciton.
1281 (frvbf_unsigned_integer_divide): New funciton.
1282 * frv-sim.h (frvbf_h_gr_get_handler): New function.
1283 (frvbf_h_gr_set_handler): New function.
1284 (frvbf_h_fr_get_handler): New function.
1285 (frvbf_h_fr_set_handler): New function.
1286 (frvbf_signed_integer_divide): New funciton.
1287 (frvbf_unsigned_integer_divide): New funciton.
1288 (frv_dtt): New enumeration.
1289 (struct frv_interrupt_queue_element): Add dtt member.
1290 (GET_ISR): New macro.
1291 (SET_ISR): New macro.
1292 (GET_ISR_EDEM): New macro.
1293 (SET_ISR_DTT): New macro.
1294 (SET_ISR_AEXC): New macro.
1295 (frvbf_division_exception): Add 2 'int' arguments.
1296 (frvbf_check_non_excepting_divide): Removed.
1297 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1298
12992000-02-29 Dave Brolley <brolley@redhat.com>
1300
1301 * traps.c (frv_itrap): Use GET_H_GR, SET_H_GR, GET_H_FR.
1302 (frv_rett): Use hardware access macros. Write PSR as a whole.
1303 (next_available_nesr): Check that NECR is valid.
1304 (next_valid_nesr): Check that NECR is valid.
1305 (frvbf_check_non_excepting_load): User new NECR access macros. Don't
1306 call hardware access functions. Use cover macros.
1307 (check_registers_available): New function.
1308 (clear_nesr_near): Check register availability.
1309 (clear_ne_flags): Check register availability.
1310 (frvbf_clear_ne_flags): Check register availability.
1311 (frvbf_commit): Check register availability.
1312 (which_registers_available): New function.
1313 * sim-main.h (registers.h): #include it.
1314 (register_control): New cpu field.
1315 (CPU_REGISTER_CONTROL): New macro.
1316 * reset.c (frv_initialize): Set HSR0 fields for cache here.
1317 (frv_power_on_reset): Initialize SPR registers and RSTR.
1318 (frv_hardware_reset): Initialize SPR registers and RSTR.
1319 (frv_software_reset): Reset SPR registers and RSTR.
1320 * options.c (frv_option_handler): Don't set HSR0 fields for cache here.
1321 Call frv_cache_init.
1322 * mloop.in (main loop): Check for insn access interrupts before
1323 executing the insn.
1324 * interrupts.c (frv_queue_external_interrupt): Use GET_H_PSR_ET.
1325 (frv_detect_insn_access_interrupts): Don't call hardware access
1326 functions directly. Use cover macros.
1327 (check_reset): Don't reset RSTR here.
1328 (next_available_esr): ESFR -> ESFR_FLAG.
1329 (next_available_edr): ESFR -> ESFR_FLAG.
1330 (clear_exception_status_registers): Use GET_ESFR and SET_ESFR.
1331 ESFR -> ESFR_FLAG.
1332 (frv_break_interrupt): Don't call hardware access functions directly.
1333 Use cover macros.
1334 (frv_program_or_software_interrupt): Ditto.
1335 (frv_external_interrupt): Ditto.
1336 * frv.c (frvbf_fetch_register): Don't call 'get' functions directly.
1337 (frvbf_store_register): Don't call 'set' functions directly.
1338 (frvbf_h_gr_double_get_handler): Use GET_H_GR.
1339 (frvbf_h_gr_double_set_handler): Use SET_H_GR.
1340 (frvbf_h_fr_double_get_handler): Use GET_H_FR.
1341 (frvbf_h_fr_double_set_handler): Use SET_H_FR.
1342 (frvbf_h_fr_int_get_handler): Use GET_H_FR.
1343 (frvbf_h_fr_int_set_handler): Use SET_H_FR.
1344 (frvbf_h_cpr_double_get_handler): Use GET_H_CPR.
1345 (frvbf_h_cpr_double_set_handler): Use SET_H_CPR.
1346 (frvbf_h_gr_quad_set_handler): Use SET_H_GR.
1347 (frvbf_h_fr_quad_set_handler): Use SET_H_FR.
1348 (frvbf_h_spr_get_handler): Check SPR access. Call renamed functions.
1349 Support shadow registers.
1350 (frvbf_h_spr_set_handler): Check SPR access. Call renamed functions.
1351 Support shadow registers.
1352 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1353 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1354 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1355 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1356 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1357 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1358 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1359 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1360 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1361 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1362 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1363 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1364 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1365 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1366 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1367 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1368 (frvbf_h_psr_esr_set_handler): Update to conform to FRV architecture
1369 version 1.3a.
1370 (spr_ccr_get_handler): Don't reference the hardware directly.
1371 (spr_ccr_set_handler): Don't reference the hardware directly.
1372 (spr_cccr_get_handler): Don't reference the hardware directly.
1373 (spr_cccr_set_handler): Don't reference the hardware directly.
1374 (spr_sr_get_handler): New function.
1375 (spr_sr_set_handler): New function.
1376 (frvbf_switch_supervisor_user_context): Temporarily switch to
1377 supervisor mode.
1378 (frvbf_store_quad_GR): Don't call handler directly.
1379 (frvbf_store_quad_FRint): Don't call handler directly.
1380 (frvbf_store_quad_CPR): Don't call handler directly.
1381 (frvbf_clear_all_accumulators): Removed.
1382 (frvbf_clear_accumulators): New function.
1383 (frvbf_model_fr500_u_media): Expand busy_adjustment to 8 members.
1384 Account for in_ACCGi and out_ACCGk.
1385 * frv-sim.h (RSTR_HARDWARE_RESET): New macro.
1386 (RSTR_SOFTWARE_RESET): New macro.
1387 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1388 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1389 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1390 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1391 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1392 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1393 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1394 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1395 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1396 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1397 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1398 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1399 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1400 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1401 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1402 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1403 (frvbf_clear_all_accumulators): Removed.
1404 (frvbf_clear_accumulators): New function.
1405 (GET_HSR0): Use GET_H_SPR.
1406 (SET_HSR0): Use SET_H_SPR.
1407 (CLEAR_HSR0_ICE): New macro.
1408 (CLEAR_HSR0_DCE): New macro.
1409 (GET_IHSR8): Use GET_H_SPR.
1410 (GET_PSR): New macro.
1411 (SET_PSR_ET): New macro.
1412 (GET_PSR_PS): New macro.
1413 (SET_PSR_S): New macro.
1414 (GET_ESFR): Changed to reference entire register.
1415 (SET_ESFR): Changed to reference entire register.
1416 (GET_ESFR_FLAG): New macro.
1417 (SET_ESFR_FLAG): New macro.
1418 (NECR_ELOS): Removed.
1419 (NECR_NEN): Removed.
1420 (NECR_VALID): Removed.
1421 (GET_NECR): New macro.
1422 (GET_NECR_ELOS): New macro.
1423 (GET_NECR_NEN): New macro.
1424 (GET_NECR_VALID): New macro.
1425 (NESR_RANGE): Removed.
1426 (GET_NESR): Use GET_H_SPR.
1427 (GET_NE_FLAGS): Use GET_H_SPR.
1428 * cache.h (CACHE_INITIALIZED): New macro.
1429 * Makefile.in (SIM_OBJS): Add registers.o.
1430 (SIM_EXTRA_DEPS): Add registers.h.
1431 (registers.o): New target.
1432 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1433
14342000-02-17 Dave Brolley <brolley@redhat.com>
1435
1436 * interrupts.c (frv_interrupt_table): Update priority order and handler
1437 offsets to conform to the architecture version 1.3a.
1438 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1439 to the architecture version 1.3a.
1440
14412000-02-17 Dave Brolley <brolley@redhat.com>
1442
1443 * interrupts.c (frv_interrupt_table): Update priority order and handler
1444 offsets to conform to the latest specifications.
1445 (frv_queue_interrupt): Correct comment. Identical interrupts can be
1446 queued. New variable 'iclass' used to test for external interrupts.
1447 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1448 to the latest specifications.
1449
14502000-01-20 Dave Brolley <brolley@redhat.com>
1451
1452 * sim-if.c (sim_open): Move frv-specific initialization to
1453 frv_initialize in reset.c.
1454 * interrupts.c (check_reset): Use RSTR_ADDRESS. Check and reset RSTR
1455 status bits for hardware vs software reset.
1456 * reset.c: New file.
1457 * frv-sim.h (frv_initialize): New function.
1458 (frv_power_on_reset): New function.
1459 (frv_hardware_reset): New function.
1460 (frv_software_reset): New function.
1461 (RSTR_ADDRESS): New macro.
1462 (RSTR_INITIAL_VALUE): New macro.
1463 (GET_RSTR_HR): New macro.
1464 (GET_RSTR_SR): New macro.
1465 (SET_RSTR_H): New macro.
1466 (SET_RSTR_S): New macro.
1467 (CLEAR_RSTR_P): New macro.
1468 (CLEAR_RSTR_H): New macro.
1469 (CLEAR_RSTR_S): New macro.
1470 (CLEAR_RSTR_HR): New macro.
1471 (CLEAR_RSTR_SR): New macro.
1472
14732000-01-03 Dave Brolley <brolley@cygnus.com>
1474
1475 * mloop.in (execute): Only call modeling function if the pointer is not
1476 NULL.
1477 * frv.c (frvbf_model_insn_after): Only access FR500_MODEL_DATA for
1478 fr500.
1479
14802000-01-03 Dave Brolley <brolley@cygnus.com>
1481
1482 * options.c (OPTION_FRV_MEMORY_LATENCY): New enumerator.
1483 (frv_options): Add --memory-latency.
1484 (frv_option_handler): Handle FRV_OPTION_MEMORY_LATENCY.
1485 * mloop.in (@cpu@_simulate_insn_prefetch): Use cache memory_latency.
1486 * frv.c (SET_ACC_USE_IS_MEDIA_P1): operate on d->curr_acc_p1
1487 (SET_ACC_USE_NOT_MEDIA_P1): operate on d->curr_acc_p1
1488 (SET_ACC_USE_IS_MEDIA_P2): operate on d->curr_acc_p1
1489 (SET_ACC_USE_NOT_MEDIA_P2): operate on d->curr_acc_p1
1490 (update_latencies): Only clear usage flags if the register has no
1491 target latency.
1492 (frvbf_model_insn_before): Update cur_acc_p1 and cur_acc_p2. Use | (or)
1493 not |= (or assgnment).
1494 (frvbf_model_insn_after): Print post processing wait for all insns.
1495 Update prev_acc_p1 and prev_acc_p2.
1496 (frvbf_model_fr500_u_gr_load_store): Use cache memory_latency.
1497 (frvbf_model_fr500_u_fr_load_store): Use cache memory_latency.
1498 (frvbf_model_fr500_u_swap): Use cache memory_latency.
1499 (frvbf_model_fr500_u_media): Use busy_adjustment[4] for out_ACC40Sk.
1500 (frvbf_model_fr500_u_media): Use busy_adjustment[5] for out_ACC40Uk.
1501 (frvbf_model_fr500_u_media_quad_arith): New function.
1502 (frvbf_model_fr500_u_media_dual_mul): New function.
1503 (frvbf_model_fr500_u_media_quad_mul): New function.
1504 (frvbf_model_fr500_u_media_quad_complex): New function.
1505 (frvbf_model_fr500_u_media_dual_expand): New function.
1506 (frvbf_model_fr500_u_media_dual_unpack): New function.
1507 (frvbf_model_fr500_u_media_dual_btoh): New function.
1508 (frvbf_model_fr500_u_media_dual_htob): New function.
1509 (frvbf_model_fr500_u_media_dual_btohe): New function.
1510 (frv_ref_SI): New function.
1511 * cache.h (FRV_CACHE): Add memory_latency field.
1512 * cache.c (frv_cache_init): Initialize memory_latency.
1513 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1514
15151999-12-17 Dave Brolley <brolley@cygnus.com>
1516
1517 * sim-if.c (sim_open): Initialize insn prefetch and reset register.
1518 * options.c (OPTIONS_FRV_PROFILE_CACHE): New enumeration.
1519 (OPTIONS_FRV_PROFILE_PARALLEL): New enumeration.
1520 (OPTIONS_FRV_TIMER): New enumeration.
1521 (frv_options): Add --profile-cache, --profile-parallel, --timer.
1522 (frv_option_handler): Override common implementation of -p. Handle
1523 --profile-cache, --profile-parallel, --timer.
1524 * mloop.in (execute): Call profiling functions if the timer interrupt
1525 is enabled.
1526 (@cpu@_simulate_insn_prefetch): New function.
1527 (main loop): Call @cpu@_simulate_insn_prefetch.
1528 * interrupts.c (frv_queue_interrupt): Don't queue two external
1529 interrupts of the same priority.
1530 (frv_queue_external_interrupt): New function.
1531 (frv_external_interrupt): New function.
1532 (handle_interrupt): Handle external interrupts.
1533 (check_reset): New function.
1534 (frv_process_interrupts): Call check_reset.
1535 * frv.c: Include "bfd.h"
1536 (frvbf_h_psr_get_handler): Set the PIL field.
1537 (frvbf_h_psr_set_handler): Get the PIL field.
1538 (DUAL_REG): New macro.
1539 (DUAL_DOUBLE): New macro.
1540 (SET_USE_IS_FPOP): New macro.
1541 (SET_USE_NOT_FPOP): New macro.
1542 (USE_IS_FPOP): New macro.
1543 (SET_USE_IS_MEDIA): New macro.
1544 (SET_USE_NOT_MEDIA): New macro.
1545 (USE_IS_MEDIA_P1): New macro.
1546 (SET_USE_IS_MEDIA_P1): New macro.
1547 (SET_USE_NOT_MEDIA_P1): New macro.
1548 (SET_USE_IS_MEDIA_P2): New macro.
1549 (SET_USE_NOT_MEDIA_P2): New macro.
1550 (USE_IS_MEDIA_P2): New macro.
1551 (SET_ACC_USE_IS_MEDIA_P1): New macro.
1552 (SET_ACC_USE_NOT_MEDIA_P1): New macro.
1553 (ACC_USE_IS_MEDIA_P1): New macro.
1554 (SET_ACC_USE_IS_MEDIA_P2): New macro.
1555 (SET_ACC_USE_NOT_MEDIA_P2): New macro.
1556 (ACC_USE_IS_MEDIA_P2): New macro.
1557 (RESOURCE_IDIV): New macro.
1558 (RESOURCE_FDIV): New macro.
1559 (RESOURCE_SQRT): New macro.
1560 (fr_busy_adjust): New array.
1561 (acc_busy_adjust): New array.
1562 (apply_latency_adjustments): New function.
1563 (update_latencies): New function.
1564 (handle_wait_cycles): New function.
1565 (handle_resource_wait): New function.
1566 (update_target_latencies): New function.
1567 (frvbf_model_insn_before): Add resource latency to cycle counts.
1568 (frvbf_model_insn_after): Add resource latency to cycle counts.
1569 (update_GR_latency): New function.
1570 (update_GRdouble_latency): New function.
1571 (update_FR_latency): New function.
1572 (update_FRdouble_latency): New function.
1573 (decrease_ACC_busy): New function.
1574 (decrease_FR_busy): New function.
1575 (increase_FR_busy): New function.
1576 (update_ACC_latency): New function.
1577 (update_CCR_latency): New function.
1578 (update_idiv_resource_latency): New function.
1579 (update_fdiv_resource_latency): New function.
1580 (update_fsqrt_resource_latency): New function.
1581 (vliw_wait_for_GR): New function.
1582 (vliw_wait_for_GRdouble): New function.
1583 (vliw_wait_for_FR): New function.
1584 (vliw_wait_for_FRdouble): New function.
1585 (vliw_wait_for_CCR): New function.
1586 (vliw_wait_for_ACC): New function.
1587 (vliw_wait_for_idiv_resource): New function.
1588 (vliw_wait_for_fdiv_resource): New function.
1589 (vliw_wait_for_fsqrt_resource): New function.
1590 (enforce_full_fr_latency): New function.
1591 (frvbf_model_fr500_u_exec): New function.
1592 (frvbf_model_fr500_u_integer): New function.
1593 (frvbf_model_fr500_u_imul): New function.
1594 (frvbf_model_fr500_u_idiv): New function.
1595 (frvbf_model_fr500_u_branch): New function.
1596 (frvbf_model_fr500_u_set_hilo): New function.
1597 (frvbf_model_fr500_u_gr_load_store): New function.
1598 (frvbf_model_fr500_u_fr_load_store): New function.
1599 (frvbf_model_fr500_u_swap): New function.
1600 (frvbf_model_fr500_u_fr2fr): New function.
1601 (frvbf_model_fr500_u_fr2gr): New function.
1602 (frvbf_model_fr500_u_spr2gr): New function.
1603 (frvbf_model_fr500_u_gr2fr): New function.
1604 (frvbf_model_fr500_u_gr2spr): New function.
1605 (post_wait_for_FR): New function.
1606 (post_wait_for_FRdouble): New function.
1607 (post_wait_for_ACC): New function.
1608 (post_wait_for_CCR): New function.
1609 (post_wait_for_fdiv): New function.
1610 (post_wait_for_fsqrt): New function.
1611 (adjust_float_register_busy): New function.
1612 (adjust_double_register_busy): New function.
1613 (restore_float_register_busy): New function.
1614 (restore_double_register_busy): New function.
1615 (frvbf_model_fr500_u_float_arith): New function.
1616 (frvbf_model_fr500_u_float_dual_arith): New function.
1617 (frvbf_model_fr500_u_float_div): New function.
1618 (frvbf_model_fr500_u_float_sqrt): New function.
1619 (frvbf_model_fr500_u_float_compare): New function.
1620 (frvbf_model_fr500_u_float_dual_compare): New function.
1621 (frvbf_model_fr500_u_float_convert): New function.
1622 (frvbf_model_fr500_u_media): New function.
1623 (frvbf_model_fr500_u_barrier): New function.
1624 (frvbf_model_fr500_u_membar): New function.
1625 * frv-sim.h (LEUINT): New macro.
1626 (GET_HSR0_SA): New macro.
1627 (struct frv_interrupt_timer): New struct.
1628 (struct frv_interrupt_state): Add timer fiield.
1629 (frv_queue_external_interrupt): New function.
1630 (frv_external_interrupt): New function.
1631 (frv_profile_info): New function.
1632 (PROFILE_CACHE_IDX): New enumerator.
1633 (PROFILE_PARALLEL_IDX): New enumerator.
1634 (PROFILE_cache): New macro.
1635 (PROFILE_parallel): New macro.
1636 (WITH_PROFILE_CACHE_P): New macro.
1637 (WITH_PROFILE_PARALLEL_P): New macro.
1638 * cache.h (FRV_CACHE): Add last_was_hit field.
1639 * cache.c (get_tag): Use new last_was_hit field.
1640 (frv_cache_read): Ditto.
1641 (frv_cache_write): Ditto.
1642 * arch.h,cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1643
16441999-12-13 Dave Brolley <brolley@cygnus.com>
1645
1646 * frv.c (frvbf_h_spr_set_handler): Handle accumulator guards.
1647 (frvbf_clear_all_accumulators): Pass frvbf_h_acc40S_set to
1648 sim_queue_fn_di_write.
1649 (frvbf_media_cut_ss): New function.
1650 * frv-sim.h (frvbf_media_cut_ss): New function.
1651 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1652
16531999-12-13 Dave Brolley <brolley@cygnus.com>
1654
1655 * pipeline.c (check_insn_major_constraints): F-4, F-8 and M-8 have
1656 no constraints.
1657 * interrupts.c (frv_queue_illegal_instruction_interrupt): Use
1658 FRV_IS_FLOAT_INSN and FRV_IS_MEDIA_INSN.
1659 (frv_detect_insn_access_interrupts): Use FRV_IS_FLOAT_INSN and
1660 FRV_IS_MEDIA_INSN.
1661 * frv.c (frvbf_model_simple_u_exec): New function.
1662 * frv-sim.h (FRV_IS_FLOAT_INSN): Range includes F-8.
1663 (FRV_IS_MEDIA_INSN): Range includes M-8.
1664
1665 * Makefile.in (stamp-cpu): add 'simple' to the list of machines.
1666 * arch.c,arch.h,cpu.h,cpuall.h,decode.c,decode.h,model.c,sem.c:
1667 Regenerate.
1668
16691999-12-10 Dave Brolley <brolley@cygnus.com>
1670
1671 * traps.c (check_registers_available): New function.
1672 (clear_ne_flags): Generate register_exception if register(s) not
1673 available.
1674 (frvbf_commit): Generate register_exception if register(s) not
1675 available.
1676 * interrupts.c (frv_program_or_software_interrupt): No need to copy
1677 GR4-GR7 to SR0-SR4.
1678 * frv.c (frvbf_h_psr_set_handler): Special handling for PSR.S and
1679 PSR.ESR.
1680 (frvbf_h_psr_s_set_handler): New function.
1681 (frvbf_h_psr_esr_set_handler): New function.
1682 (frvbf_switch_supervisor_user_context): New function.
1683 (frvbf_scan_result): Reflect latest ISA.
1684 * frv-sim.h (frvbf_h_psr_s_set_handler): New function.
1685 (frvbf_h_psr_esr_set_handler): New function.
1686 (frvbf_switch_supervisor_user_context): New function.
1687 (GET_HSR0_FRN): New Macro.
1688 (GET_HSR0_GRN): New Macro.
1689 (GET_HSR0_FRHE): New Macro.
1690 (GET_HSR0_FRLE): New Macro.
1691 (GET_HSR0_GRHE): New Macro.
1692 (GET_HSR0_GRLE): New Macro.
1693 (frv_ec): New value for FRV_EC_COMMIT_EXCEPTION.
1694 (GET_ESFR): New bit ordering.
1695 (SET_ESFR): New bit ordering.
1696 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1697
16981999-12-10 Michael Meissner <meissner@cygnus.com>
1699
1700 * Makefile.in (sim-if.o): Add eng.h dependency.
1701
17021999-12-09 Dave Brolley <brolley@cygnus.com>
1703
1704 * mloop.in (execute): Pass sc->first_insn_p to @cpu@_model_insn_before.
1705 Pass sc->last_insn_p to @cpu@_model_insn_before.
1706 (main loop): Compute sc->first_insn_p.
1707 * frv.c (frvbf_model_insn_before): Set state variables.
1708 (frvbf_model_insn_after): Count basic cycles. Set state variables.
1709 (frvbf_model_fr500_u_integer): Remove.
1710 * arch.h,cpu.h,decode.h,model.c: Regenerate.
1711
17121999-12-07 Dave Brolley <brolley@cygnus.com>
1713
1714 * sim-main.h (cache.h): Include it.
1715 (insn_cache): New member.
1716 (data_cache): New member.
1717 (CPU_INSN_CACHE): New macro.
1718 (CPU_DATA_CACHE): New macro.
1719 * sim-if.c (WANT_CPU): New macro.
1720 (WANT_CPU_FRVBF): New macro.
1721 (sim_open): Call sim_add_option_table. Call frv_cache_init for the
1722 data and insn caches for each cpu.
1723 (sim_close): Call frv_cache_term for the insn and data caches of each
1724 cpu.
1725 * mloop.in (extract): Read insn from the cache.
1726 (main loop): Access the insn cache in order to maintain stats.
1727 * memory.c (data_non_cache_access): New function.
1728 (insn_non_cache_access): New function.
1729 (frvbf_read_mem_QI): Attempt to read from the cache first.
1730 (frvbf_read_mem_UQI): Ditto.
1731 (frvbf_read_mem_HI): Ditto.
1732 (frvbf_read_mem_UHI): Ditto.
1733 (frvbf_read_mem_SI): Ditto.
1734 (frvbf_read_mem_DI): Ditto.
1735 (frvbf_read_mem_DF): Ditto.
1736 (frvbf_read_imem_USI): New function.
1737 (frvbf_write_mem_QI): Write through the cache is it is enabled.
1738 (frvbf_write_mem_UQI): Ditto.
1739 (frvbf_write_mem_HI): Ditto.
1740 (frvbf_write_mem_UHI): Ditto.
1741 (frvbf_write_mem_SI): Ditto.
1742 (frvbf_write_mem_DI): Ditto.
1743 (frvbf_write_mem_DF): Ditto.
1744 (frvbf_mem_set_QI): New function.
1745 (frvbf_mem_set_HI): New function.
1746 (frvbf_mem_set_SI): New function.
1747 (frvbf_mem_set_DI): New function.
1748 (frvbf_mem_set_DF): New function.
1749 (frvbf_mem_set_XI): New function.
1750 * interrupts.c (frv_save_data_written_for_interrupts): Handle
1751 CGEN_FN_MEM_QI_WRITE,
1752 CGEN_FN_MEM_HI_WRITE, CGEN_FN_MEM_SI_WRITE, CGEN_FN_MEM_DI_WRITE,
1753 CGEN_FN_MEM_DF_WRITE, CGEN_FN_MEM_XI_WRITE.
1754 * frv.c (frvbf_load_quad_GR): Call frvbf_read_mem_SI.
1755 Call sim_queue_fn_mem_xi_write.
1756 (frvbf_load_quad_FRint): Call frvbf_read_mem_SI.
1757 Call sim_queue_fn_mem_xi_write.
1758 (frvbf_load_quad_CPR): Call frvbf_read_mem_SI.
1759 Call sim_queue_fn_mem_xi_write.
1760 (frvbf_insn_cache_preload): New function.
1761 (frvbf_data_cache_preload): New function.
1762 (frvbf_insn_cache_unlock): New function.
1763 (frvbf_data_cache_unlock): New function.
1764 (frvbf_insn_cache_invalidate): New function.
1765 (frvbf_data_cache_invalidate): New function.
1766 (frvbf_data_cache_flush): New function.
1767 * frv-sim.h (sim-options.h): Include it.
1768 (GET_HSR0): New macro.
1769 (SET_HSR0): New macro.
1770 (GET_HSR0_ICE): New macro.
1771 (SET_HSR0_ICE): New macro.
1772 (GET_HSR0_DCE): New macro.
1773 (SET_HSR0_DCE): New macro.
1774 (GET_HSR0_CBM): New macro.
1775 (GET_HSR0_RME): New macro.
1776 (GET_IHSR8): New macro.
1777 (GET_IHSR8_NBC): New macro.
1778 (frvbf_insn_cache_preload): New function.
1779 (frvbf_data_cache_preload): New function.
1780 (frvbf_insn_cache_unlock): New function.
1781 (frvbf_data_cache_unlock): New function.
1782 (frvbf_insn_cache_invalidate): New function.
1783 (frvbf_data_cache_invalidate): New function.
1784 (frvbf_data_cache_flush): New function.
1785 (insn_non_cache_access): New function.
1786 (frvbf_read_imem_USI): New function.
1787 (frvbf_mem_set_QI): New function.
1788 (frvbf_mem_set_HI): New function.
1789 (frvbf_mem_set_SI): New function.
1790 (frvbf_mem_set_DI): New function.
1791 (frvbf_mem_set_DF): New function.
1792 (frvbf_mem_set_XI): New function.
1793 (frv_options): FRV specific command line options.
1794 * Makefile.in (SIM_OBJS): Add options.o and cache.o.
1795 (SIM_EXTRA_DEPS): Add $(sim-options_h).
1796 (cache.o): New target.
1797 (options.o): New target.
1798 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1799 * cache.h: New file.
1800 * cache.c: New file.
1801 * options.c: New file.
1802
18031999-11-29 Dave Brolley <brolley@cygnus.com>
1804
1805 * traps.c (frvbf_check_non_excepting_load): Use new NE_FLAG macros.
1806 (frvbf_check_non_excepting_divide): Ditto.
1807 (clear_ne_flags): Ditto
1808 (frvbf_commit): Ditto.
1809 * pipeline.c (frv_pipeline_add_insn): Clear the NE index for all insns.
1810 * mloop.in (_parallel_write_init): Clear NE flags here.
1811 * interrupts.c (frv_queue_fp_exception_interrupt): Set NE flags here
1812 for non excepting insns. Also check for masked interrupts here.
1813 (frv_process_interrupts): Write NE flags here.
1814 (set_fp_exception_registers): No longer check for masked interrupts
1815 here.
1816 (check_for_compound_interrupt): No need to worry about masked
1817 interrupts.
1818 * frv-sim.h (frv_interrupt_state): Add f_ne_flags member.
1819 (GET_NE_FLAGS): New macro.
1820 (SET_NE_FLAGS): New macro.
1821 (GET_NE_FLAG): Operate on accumulated argument.
1822 (SET_NE_FLAG): Operate on accumulated argument.
1823 (CLEAR_NE_FLAG): Operate on accumulated argument.
1824 * Makefile.in (FRVBF_INCLUDE_DEPS): Add $(SIM_EXTRA_DEPS)
1825 (frv.o): Correct dependencies.
1826 (traps.o): Ditto.
1827 (pipeline.o): Ditto.
1828 (interrupts.o): Ditto.
1829 (memory.o): Ditto.
1830 * sem.c: Regenerate.
1831
18321999-11-26 Dave Brolley <brolley@cygnus.com>
1833
1834 * traps.c (frvbf_fpu_error): Only call frv_queue_fp_exception if
1835 there is an exception indicated in the mask.
1836 * pipeline.c (frv_pipeline_add_insn): Clear ne_index in the interrupt
1837 state when adding a floating point insn to the pipeline.
1838 * interrupts.c (set_fp_exception_registers): Set NE flag for
1839 non-excepting insns.
1840 * frv-sim.h (frvbf_h_fr_double_get_handler): Mode of data is DF.
1841 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1842 (frvbf_h_fr_int_get_handler): New function.
1843 (frvbf_h_fr_int_set_handler): New function.
1844 (frvbf_set_ne_index): New function.
1845 (NE_NOFLAG): New macro.
1846 (frv_interrupt_state): Add ne_index member.
1847 * frv.c (frvbf_h_fr_double_get_handler): Mode of data is DF.
1848 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1849 (frvbf_h_fr_int_get_handler): New function.
1850 (frvbf_h_fr_int_set_handler): New function.
1851 (frvbf_set_ne_index): New function.
1852 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1853
18541999-11-24 Dave Brolley <brolley@cygnus.com>
1855
1856 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1857
18581999-11-23 Dave Brolley <brolley@cygnus.com>
1859
1860 * frv-sim.h (frvbf_media_cut): New function.
1861 * frv.c (frvbf_media_cut): New function.
1862 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1863
18641999-11-22 Dave Brolley <brolley@cygnus.com>
1865
1866 * frv-sim.h (frvbf_clear_all_accumulators): New function.
1867 * frv.c.h (frvbf_clear_all_accumulators): New function.
1868 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1869
18701999-11-18 Dave Brolley <brolley@cygnus.com>
1871
1872 * pipeline.c (frv_pipeline_add_insn): Only clear MSR0 and FSR0 fields
1873 if this is the first insn of its class in the pipeline.
1874 * frv-sim.h (frvbf_media_register_not_aligned): New function.
1875 * traps.c (frvbf_media_register_not_aligned): New function.
1876 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1877
18781999-11-17 Dave Brolley <brolley@cygnus.com>
1879
1880 * pipeline.c (frv_pipeline_add_insn): Clear MSRx.SIE fields.
1881 * frv-sim.h (OR_MSR_SIE): New macro.
1882 (CLEAR_MSR_SIE): New macro.
1883 (frvbf_media_overflow): Now takes sie argument.
1884 (frv_set_mp_exception_registers): Now takes sie argument.
1885 * interrupts.c (frv_set_mp_exception_registers): Now takes sie argument.
1886 Set MSRx.SIE field.
1887 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1888
18891999-11-15 Dave Brolley <brolley@cygnus.com>
1890
1891 * traps.c (frv_mtrap): New function.
1892 (frvbf_media_cr_not_aligned): New function.
1893 (frvbf_media_acc_not_aligned): New function.
1894 (frvbf_media_overflow): New function.
1895 * pipeline.c (frv_pipeline_add_insn): Clear MSR fields.
1896 * interrupts.c: Call frv_set_mp_exception_registers.
1897 (frv_set_mp_exception_registers): New function.
1898 * frv-sim.h (frv_msr_mtt): New enumeration.
1899 (GET_MSR): New macro.
1900 (SET_MSR): New macro.
1901 (GET_MSR_AOVF): New macro.
1902 (SET_MSR_AOVF): New macro.
1903 (GET_MSR_OVF): New macro.
1904 (SET_MSR_OVF): New macro.
1905 (CLEAR_MSR_OVF): New macro.
1906 (GET_MSR_MTT): New macro.
1907 (SET_MSR_MTT): New macro.
1908 (frv_set_mp_exception_registers): New function.
1909 (frv_mtrap): New function.
1910 (FRV_IS_MEDIA_INSN): New macro.
1911 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1912
19131999-11-10 Dave Brolley <brolley@cygnus.com>
1914
1915 * sim-main.h (_sim_cpu): Add debug_state member.
1916 * mloop.in (_parallel_write_queued): Clear data_written.length.
1917 * interrupts.c (frv_interrupt_table): Offset of BREAK_EXCEPTION
1918 handler is 0xff.
1919 (frv_queue_break_interrupt): New function.
1920 (frv_break_interrupt): New function.
1921 (handle_interrupt): Handle break_interrupt.
1922 (frv_non_operating_interrupt): Now takes interrupt_kind.
1923 * frv-sim.h (frv_queue_break_interrupt): New function.
1924 (frv_break_interrupt): New function.
1925 (frv_break): New function.
1926 (frv_non_operating_interrupt): Now takes interrupt_kind.
1927 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1928
19291999-11-09 Dave Brolley <brolley@cygnus.com>
1930
1931 * pipeline.c (frv_pipeline_add_insn): Clear FSR0.FTT when adding
1932 a floating point insn.
1933 * traps.c (frvbf_fpu_error): Map fpu status to frv interrupts.
1934 * interrupts.c (frv_queue_illegal_instruction_interrupt): Call
1935 frv_queue_fp_exception_interrupt.
1936 (frv_queue_fp_exception_interrupt): New function.
1937 (next_available_fq): New function.
1938 (set_fp_exception_registers): New function.
1939 (set_exception_status_registers): Now returns 1 if interrupt not masked.
1940 (check_for_compound_interrupt): Now returns NULL if interrupt masked.
1941 (frv_program_interrupt): Don't process interrupt if it is masked.
1942 * frv.c (frvbf_h_fr_double_get_handler): Call
1943 frv_queue_fp_exception_interrupt.
1944 (frvbf_h_fr_double_set_handler): Call frv_queue_fp_exception_interrupt.
1945 (frvbf_h_fr_quad_set_handler): Call frv_queue_fp_exception_interrupt.
1946 (frvbf_store_quad_FRint): Call frv_queue_fp_exception_interrupt.
1947 * frv-sim.h: Get/set hardware directly in GET/SET macros.
1948 (frv_fp_exception_info): New struct type.
1949 (frv_interrupt_queue_element): Add fp_info member.
1950 (frv_fsr_traps): New enumeration.
1951 (frv_fsr_ftt): New enumeration.
1952 (frv_sie): New enumeration.
1953 (frv_miv): New enumeration.
1954 (GET_FSR): New macro.
1955 (SET_FSR): New macro.
1956 (GET_FSR_TEM): New macro.
1957 (SET_FSR_QNE): New macro.
1958 (SET_FSR_FTT): New macro.
1959 (GET_FSR_AEXC): New macro.
1960 (SET_FSR_AEXC): New macro.
1961 (GET_FQ): New macro.
1962 (SET_FQ): New macro.
1963 (SET_FQ_OPC): New macro.
1964 (SET_FQ_MIV): New macro.
1965 (SET_FQ_SIE): New macro.
1966 (SET_FQ_FTT): New macro.
1967 (SET_FQ_CEXC): New macro.
1968 (GET_FQ_VALID): New macro.
1969 (SET_FQ_VALID): New macro.
1970 (frv_queue_fp_exception_interrupt): New function.
1971 (FRV_IS_FLOAT_INSN): New macro.
1972
19731999-11-04 Dave Brolley <brolley@cygnus.com>
1974
1975 * traps.c (frvbf_fpu_error): No floating point errors need to be
1976 detected.
1977 * interrupts.c (clear_exception_status_registers): Clear 'valid' fields
1978 of the ESR registers too.
1979 (set_exception_status_registers): Don't set EAR for any precise
1980 interrupts. Register index should be 1 for insns in PIPE_I1. Clear
1981 ESR.EAV and ESR.EDV if not setting them. Set ESR.VALID.
1982 (non_operating_interrupt): No need for return code.
1983 (frv_program_or_software_interrupt): Process interrupt regardless
1984 of operating mode. If PSR.ET was not set at the start of processing,
1985 then stop the simulation with a message.
1986 (frv_save_data_written_for_interrupts): Handle CGEN_FN_XI_WRITE and
1987 CGEN_MEM_XI_WRITE.
1988 * frv.c (frvbf_h_gr_quad_set_handler): New function.
1989 (frvbf_h_fr_quad_set_handler): New function.
1990 (frvbf_h_cpr_quad_set_handler): New function.
1991 (frvbf_load_quad_GR): Renamed from frvbf_load_multiple_GR. Use new
1992 sim_queue_fn_xi_write.
1993 (frvbf_load_quad_FRint): Renamed from frvbf_load_multiple_GR. Use new
1994 sim_queue_fn_xi_write.
1995 (frvbf_load_quad_CPR): Renamed from frvbf_load_multiple_GR. Use new
1996 sim_queue_fn_xi_write.
1997 (frvbf_store_quad_GR): Renamed from frvbf_store_multiple_GR. Use new
1998 sim_queue_mem_xi_write.
1999 (frvbf_store_quad_FRint): Renamed from frvbf_store_multiple_GR. Use new
2000 sim_queue_mem_xi_write.
2001 (frvbf_store_quad_CPR): Renamed from frvbf_store_multiple_GR. Use new
2002 sim_queue_mem_xi_write.
2003 * frv-sim.h (frvbf_h_gr_quad_set_handler): New function.
2004 (frvbf_h_fr_quad_set_handler): New function.
2005 (frvbf_h_cpr_quad_set_handler): New function.
2006 (SET_ESR_VALID): New macro.
2007 (CLEAR_ESR_VALID): New macro.
2008 (CLEAR_ESR_EAV): New macro.
2009 (CLEAR_ESR_EDV): New macro.
2010 * sem.c: Regenerate.
2011
20121999-11-02 Dave Brolley <brolley@cygnus.com>
2013
2014 * traps.c (frv_core_signal): Call
2015 frv_queue_mem_address_not_aligned_interrupt.
2016 * mloop.in (_parallel_write_queued): Call
2017 frv_save_data_written_for_interrupts.
2018 * frv.c (frvbf_h_gr_double_get_handler): Call
2019 frv_queue_register_exception_interrupt.
2020 (frvbf_h_cpr_double_get_handler): Call
2021 frv_queue_register_exception_interrupt.
2022 (frvbf_h_cpr_double_set_handler): Call
2023 frv_queue_register_exception_interrupt.
2024 (frvbf_load_multiple_GR): Call
2025 frv_queue_register_exception_interrupt.
2026 (frvbf_store_multiple_GR): Call
2027 frv_queue_register_exception_interrupt.
2028 (frvbf_load_multiple_CPR): Call
2029 frv_queue_register_exception_interrupt.
2030 (frvbf_store_multiple_CPR): Call
2031 frv_queue_register_exception_interrupt.
2032 (frvbf_h_tbr_get_handler): Fix TBR.TBA mask.
2033 * interrupts.c (frv_queue_software_interrupt): Now returns interrupt
2034 queue element.
2035 (frv_queue_program_interrupt): Now returns interrupt queue element.
2036 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
2037 element.
2038 (frv_queue_interrupt): Now returns interrupt queue element.
2039 (frv_queue_register_exception_interrupt): New function.
2040 (frv_queue_mem_address_not_aligned_interrupt): New function.
2041 (frv_save_data_written_for_interrupts): New function.
2042 (next_available_edr): EDR registers available in blocks of 4.
2043 (clear_exception_status_registers): New function.
2044 (set_exception_status_registers): Pass esr to SET_ESR* macros.
2045
2046 * frv-sim.h (struct frv_data_written): New struct type.
2047 (frv_interrupt_queue_element): Add data_written member.
2048 (frv_queue_software_interrupt): Now returns interrupt queue element.
2049 (frv_queue_program_interrupt): Now returns interrupt queue element.
2050 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
2051 element.
2052 (frv_queue_interrupt): Now returns interrupt queue element.
2053 (frv_queue_register_exception_interrupt): New function.
2054 (frv_queue_mem_address_not_aligned_interrupt): New function.
2055 (frv_save_data_written_for_interrupts): New function.
2056
20571999-10-27 Dave Brolley <brolley@cygnus.com>
2058
2059 * interrupts.c (ITABLE_ENTRY): New macro.
2060 (frv_interrupt_table): Add exception codes.
2061 (next_available_esr): New function.
2062 (next_available_edr): New function.
2063 (set_edr_register): New function.
2064 (set_exception_status_registers): New function.
2065 (check_for_compound_interrupt): Record information on all interrupts
2066 found.
2067 (frv_program_interrupt): Always call check_for_compound_interrupt.
2068 * frv.c (frvbf_h_pc_set_handler): Removed.
2069 (frvbf_h_spr_get_handler): Handle LR register.
2070 (frvbf_h_spr_set_handler): Handle LR register.
2071 (frvbf_h_lr_get_handler): New function.
2072 (frvbf_h_lr_set_handler): New function.
2073 * frv-sim.h (frvbf_h_lr_get_handler): New function.
2074 (frvbf_h_lr_set_handler): New function.
2075 (frv_ec): New enumeration.
2076 (frv_interrupt): Add frv_ec field.
2077 (frv_rec): New enumeration.
2078 (frv_daec): New enumeration.
2079 (frv_interrupt_queue_element): Add eaddress, rec, iaec, daec fields.
2080 (SET_ESR_EC): New macro.
2081 (SET_ESR_REC): New macro.
2082 (SET_ESR_IAEC): New macro.
2083 (SET_ESR_DAEC): New macro.
2084 (SET_ESR_EAV): New macro.
2085 (GET_ESR_EDV): New macro.
2086 (SET_ESR_EDV): New macro.
2087 (GET_ESR_EDN): New macro.
2088 (SET_ESR_EDN): New macro.
2089 (GET_ESR): New macro.
2090 (SET_ESR): New macro.
2091 (SET_EPCR): New macro.
2092 (SET_EAR): New macro.
2093 (SET_EDR): New macro.
2094 (GET_ESFR): New macro.
2095 (SET_ESFR): New macro.
2096 * cpu.c,cpu.h,sem.c: Rebuild.
2097
20981999-10-26 Dave Brolley <brolley@cygnus.com>
2099
2100 * traps.c (frvbf_check_non_excepting_load): Only set NESR, NECR, NEEAR
2101 if mach is frv.
2102 (clear_nesr_neear): Only execute if mach is frv.
2103
21041999-10-22 Dave Brolley <brolley@cygnus.com>
2105
2106 * sim-main.h (sim_cpu): Add pipeline.
2107 (CPU_PIPELINE): New macro.
2108 * mloop.in (_parallel_write_queued): Maintain pc in cpu during writes.
2109 (main loop): Maintain pc in cpu.
2110 * frv-sim.h (frv_queue_software_interrupt): New interface.
2111 (frv_queue_program_interrupt): New interface.
2112 (frv_queue_illegal_instruction_interrupt: New interface.
2113 (frv_queue_interrupt): New interface.
2114 (frv_detect_insn_access_interrupts): New interface.
2115 (frv_process_interrupts): New interface.
2116 (frv_program_interrupt): New interface.
2117 (frv_software_interrupt): New interface.
2118 (frv_program_or_software_interrupt): New interface.
2119 (FRV_PIPELINE): Moved from pipline.c.
2120 (frv_pipeline_reset): New interface.
2121 (frv_pipeline_add_insn): New interface.
2122 * interrupts.c (frv_queue_software_interrupt): New interface.
2123 (frv_queue_program_interrupt): New interface.
2124 (frv_queue_illegal_instruction_interrupt: New interface.
2125 (frv_queue_interrupt): New interface.
2126 (frv_detect_insn_access_interrupts): New interface.
2127 (frv_process_interrupts): New interface.
2128 (frv_program_interrupt): New interface.
2129 (frv_software_interrupt): New interface.
2130 (frv_program_or_software_interrupt): New interface.
2131 * frv.c: Use new interfaces.
2132 * pipeline.c: Use new interfaces.
2133 * traps.c: Use new interfaces.
2134 * memory.c: Use new interfaces.
2135 (frv_address_forbidden): No longer static.
2136
21371999-10-19 Dave Brolley <brolley@cygnus.com>
2138
2139 * traps.c (frvbf_check_non_excepting_load): Set NESR.DAEC, NESR.REC and
2140 NESR.EC.
2141 * mloop.in (_parallel_write_queued): Handle CGEN_FN_PC_WRITE.
2142 * frv.c (frvbf_h_pc_set_handler): New function.
2143 * interrupts.c (frv_detect_data_interrupt): Removed.
2144 (address_forbidden): Removed.
2145 * frv-sim.h (frv_detect_data_interrupt): Removed.
2146 (NESR_MEM_ADDRESS_NOT_ALIGNED): New macro.
2147 (NESR_REGISTER_NOT_ALIGNED): New macro.
2148 (NESR_UQI_SIZE): New macro.
2149 (NESR_QI_SIZE): New macro.
2150 (NESR_UHI_SIZE): New macro.
2151 (NESR_HI_SIZE): New macro.
2152 (NESR_SI_SIZE): New macro.
2153 (NESR_DI_SIZE): New macro.
2154 (NESR_XI_SIZE): New macro.
2155 (GET_NESR_DAEC): New macro.
2156 (SET_NESR_DAEC): New macro.
2157 (GET_NESR_REC): New macro.
2158 (SET_NESR_REC): New macro.
2159 (GET_NESR_EC): New macro.
2160 (SET_NESR_EC): New macro.
2161 (frvbf_read_mem_QI): New function.
2162 (frvbf_read_mem_UQI): New function.
2163 (frvbf_read_mem_HI): New function.
2164 (frvbf_read_mem_UHI): New function.
2165 (frvbf_read_mem_SI): New function.
2166 (frvbf_read_mem_WI): New function.
2167 (frvbf_read_mem_DI): New function.
2168 (frvbf_read_mem_DF): New function.
2169 (frvbf_write_mem_QI): New function.
2170 (frvbf_write_mem_UQI): New function.
2171 (frvbf_write_mem_HI): New function.
2172 (frvbf_write_mem_UHI): New function.
2173 (frvbf_write_mem_SI): New function.
2174 (frvbf_write_mem_WI): New function.
2175 (frvbf_write_mem_DI): New function.
2176 (frvbf_write_mem_DF): New function.
2177 * Makefile.in (SIM_OBJS): Add memory.o.
2178 * cpu.c,cpu.h,sem.c: Rebuild.
2179
21801999-10-18 Dave Brolley <brolley@cygnus.com>
2181
2182 * sim-if.c (sim_open): Use a real fpu error function.
2183 * pipeline.c (frv_pipeline_add_insn): Don't add invalid insns.
2184 * mloop.in (_parallel_write_queued): Clear queue after writing.
2185 * interrupts.c (check_for_compound_interrupt): New function.
2186 (non_operating_interrupt): New function.
2187 * frv-sim.h (frvbf_h_gr_double_get_handler): New function.
2188 (frvbf_h_gr_double_set_handler): New function.
2189 (frvbf_h_fr_double_get_handler): New function.
2190 (frvbf_h_fr_double_set_handler): New function.
2191 (frvbf_h_cpr_double_get_handler): New function.
2192 (frvbf_h_cpr_double_set_handler): New function.
2193 (frv_interrupt_queue_element): New struct type.
2194 (frv_queue_program_interrupt): Now takes pc.
2195 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2196 (frv_queue_interrupt): Now takes pc.
2197 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2198 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2199 (frvbf_division_exception): New function.
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 * frv.c (frvbf_h_gr_double_get_handler): New function.
2205 (frvbf_h_gr_double_set_handler): New function.
2206 (frvbf_h_fr_double_get_handler): New function.
2207 (frvbf_h_fr_double_set_handler): New function.
2208 (frvbf_h_cpr_double_get_handler): New function.
2209 (frvbf_h_cpr_double_set_handler): New function.
2210 (frv_interrupt_queue_element): New struct type.
2211 (frv_queue_program_interrupt): Now takes pc.
2212 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2213 (frv_queue_interrupt): Now takes pc.
2214 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2215 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2216 (frvbf_fpu_error): New function.
2217 (frvbf_load_multiple_GR): New function.
2218 (frvbf_load_multiple_FR): New function.
2219 (frvbf_load_multiple_CPR): New function.
2220 * traps.c (frvbf_division_exception): New function.
2221 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2222
22231999-10-12 Dave Brolley <brolley@cygnus.com>
2224
2225 * mloop.in (new_vpc): New variable.
2226 (main loop): Call frv_detect_insn_access_interrupts. Call
2227 frv_detect_data_interrupts.
2228 * interrupts.c (access_queued_to): New function.
2229 (frv_detect_data_interrupts): New function.
2230 (frv_detect_insn_access_interrupts): New function.
2231 (frv_program_or_software_interrupt): Set PSR.S.
2232 * frv-sim.h (frv_detect_data_interrupts): New function.
2233 (frv_detect_insn_interrupts): New function.
2234
22351999-10-07 Dave Brolley <brolley@cygnus.com>
2236
2237 * frv-sim.h (frvbf_h_gr_hi_get_handler): New function.
2238 (frvbf_h_gr_hi_set_handler): New function.
2239 (frvbf_h_gr_lo_get_handler): New function.
2240 (frvbf_h_gr_lo.set_handler): New function.
2241 * frv.c (frvbf_h_gr_hi_get_handler): New function.
2242 (frvbf_h_gr_hi_set_handler): New function.
2243 (frvbf_h_gr_lo_get_handler): New function.
2244 (frvbf_h_gr_lo.set_handler): New function.
2245 (frvbf_model_fr500_u_integer): New function.
2246 * arch.h,cpu.h,cpu.c,decode.h,decode.c,model.c,sem.c: Rebuild.
2247
22481999-10-04 Dave Brolley <brolley@cygnus.com>
2249
2250 * traps.c: Use sim_engine_abort.
2251 * pipeline.c (frv_pipeline): Add field for insn major.
2252 (add_next_to_pipe): Return address of matching pipeline.
2253 (find_major_in_pipeline): New function.
2254 (check_insn_major_constraints: New function.
2255 (frv_pipeline_add_insn): Add checks for insn major constraints.
2256 * interrupts.c (frv_process_interrupts): Use sim_engine_abort.
2257 * frv.c (frvbf_h_spr_get_handler): No need to abort.
2258
2259Thu Sep 30 18:10:25 1999 Dave Brolley <brolley@cygnus.com>
2260
2261 * pipeline.c: New file.
2262 * mloop.in (main loop): Call frv_pipeline_reset.
2263 Call frv_pipeline_add_insn.
2264 * frv-sim.h (frv_pipeline_reset): New function.
2265 (frv_pipeline_add_insn): New function.
2266 * Makefile.in (SIM_OBJS): Add pipeline.o
2267
22681999-09-29 Doug Evans <devans@casey.cygnus.com>
2269
2270 * sem.c: Rebuild.
2271 * traps.c (sim_engine_invalid_insn): New arg `vpc'. Change type of
2272 result to SEM_PC. Return vpc.
2273
2274Wed Sep 29 16:01:52 1999 Dave Brolley <brolley@cygnus.com>
2275
2276 * interrupts.c (frv_interrupt_table): DATA_STORE_ERROR is imprecise.
2277 (frv_queue_interrupt): Don't detect identical interrupts here.
2278
2279Wed Sep 29 14:49:52 1999 Dave Brolley <brolley@cygnus.com>
2280
2281 * interrupts.c: New file.
2282 * traps.c (sim_engine_invalid_insn): Return PC of next insn.
2283 (frv_software_interrupt): Moved to interrupts.c.
2284 (frv_itrap): New interface. Call frv_queue_software_interrupt.
2285 * mloop.in (@cpu@_parallel_write_init): set previous_vliw_pc.
2286 (@cpu@_perform_writeback): New function.
2287 (main loop): Call frv_process_interrupts.
2288 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2289 (frv_itrap): New interface.
2290 (frv_interrupt_class): New enumeration.
2291 (frv_interrupt_kind): New enumeration.
2292 (struct frv_interrupt): New struct type.
2293 (frv_interrupt_table): New table of interrupt information.
2294 (FRV_INTERRUPT_QUEUE_SIZE): New macro.
2295 (struct frv_interrupt_state): New struct type.
2296 (frv_interrupt_state): New global variable.
2297 (previous_vliw_pc): New global variable.
2298 (frv_queue_software_interrupt): New function.
2299 (frv_queue_program_interrupt): New function.
2300 (frv_queue_interrupt): New function.
2301 (frv_process_interrupts): New function.
2302 (frv_program_interrupt): New function.
2303 (frv_software_interrupt): New function.
2304 (frv_program_or_software_interrupt): New function.
2305 (frv_clear_interrupt_classes): New function.
2306 * frv.c (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2307 * Makefile.in (SIM_OBJS): Add interrupts.o
2308 * sem.c: Rebuild.
2309
23101999-09-25 Doug Evans <devans@casey.cygnus.com>
2311
2312 * cpu.h,cpuall.h,decode.c,sem.c: Rebuild.
2313
2314Tue Sep 21 17:16:47 1999 Dave Brolley <brolley@cygnus.com>
2315
2316 * mloop.in (main loop): Determine last insn from scache entry.
2317 * cpu.h: Rebuild.
2318 * cpuall.h: Rebuild.
2319
2320Tue Sep 14 14:21:31 1999 Dave Brolley <brolley@cygnus.com>
2321
2322 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): New flag.
2323 (NECR_ELOS): Define as unshifted value.
2324 (NECR_NEN): Define as unshifted value.
2325 (NECR_VALID): Define as unshifted value.
2326 (SET_NESR): Rewite to use post-write queue.
2327 (SET_NESR_VALID): Rewite to operate on argument.
2328 (SET_NESR_EAV): Rewite to operate on argument.
2329 (SET_NESR_FR): Rewite to operate on argument.
2330 (CLEAR_NESR_FR): Rewite to operate on argument.
2331 (SET_NESR_DRN): Rewite to operate on argument.
2332 (SET_NESR_SIZE): Rewite to operate on argument.
2333 (SET_NESR_NEAN): Rewite to operate on argument.
2334 (SET_NEEAR): Rewite to use post-write queue.
2335 (SET_NE_FLAG): Rewite to use post-write queue.
2336 (CLEAR_NE_FLAG): Rewite to use post-write queue.
2337 * traps.c (frv_software_interrupt): Rewite to use post-write queue.
2338 (frv_rett): Rewite to use post-write queue.
2339 (next_available_nesr): Rewrite to use new macro interfaces.
2340 (next_valid_nesr): Ditto.
2341 (frvbf_check_non_excepting_load): Ditto.
2342 (frvbf_check_recovering_store): Ditto.
2343 (clear_nesr_neear): Ditto.
2344 (clear_ne_flags): Ditto.
2345 * mloop.in (main loop): Update PCSR with address of next VLIW insn
2346 when flag is set.
2347 * frv.c (frvbf_h_spr_get_handler): Shift register fields here now.
2348 (frvbf_store_multiple_GR): Rewite to use post-write queue.
2349 (frvbf_store_multiple_FRint): Rewite to use post-write queue.
2350 (frvbf_store_multiple_CPR): Rewite to use post-write queue.
2351 * Makefile.in (frv.o): Depend on cgen-par.h.
2352
2353Fri Sep 10 17:03:15 1999 Dave Brolley <brolley@cygnus.com>
2354
2355 * frv-sim.h (frvbf_set_write_next_vliw_addr_to_LR): New function.
2356 (frvbf_write_next_vliw_addr_to_LR): New flag.
2357 * frv.c (frvbf_set_write_next_vliw_addr_to_LR): New function.
2358 * mloop.in: Only take the first branch in a VLIW insn. Set LR to the
2359 address of the next VLIW insn if flag is set.
2360 * cpu.h,decode.c,sem.c: Rebuild.
2361
2362Tue Sep 7 13:44:23 1999 Dave Brolley <brolley@cygnus.com>
2363
2364 * mloop.in: Limit parallel insns to MAX_PARALLEL_INSNS.
2365 * sem.c: Rebuild.
2366
23671999-09-02 Doug Evans <devans@casey.cygnus.com>
2368
2369 * configure: Regenerated to track ../common/aclocal.m4 changes.
2370
23711999-09-01 Doug Evans <devans@casey.cygnus.com>
2372
2373 * decode.c: Rebuild.
2374
2375Mon Aug 30 17:54:57 1999 Dave Brolley <brolley@cygnus.com>
2376
2377 * traps.c (frv_rett): New function.
2378 * frv.c (frvbf_h_spr_get_handler): Handle bpsr.
2379 (frvbf_h_spr_set_handler): Handle bpsr.
2380 (frvbf_h_bpsr_get_handler): New function.
2381 (frvbf_h_bpsr_set_handler): New function.
2382 * frv-sim.h (frv_rett): New function.
2383 (frvbf_h_bpsr_get_handler): New function.
2384 (frvbf_h_bpsr_set_handler): New function.
2385 * mloop.in: Read actual packing bit.
2386 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2387
2388Tue Aug 31 16:04:37 1999 Dave Brolley <brolley@cygnus.com>
2389
2390 * traps.c (WANT_CPU): New macro.
2391 (WANT_CPU_FRVBF): New macro.
2392 (frvbf_check_recovering_store): Use registers for source and queue
2393 writes.
2394 * mloop.in: New main loop for parallel support.
2395 (@cpu@_parallel_write_init): New function.
2396 (@cpu@_parallel_write_queued): New function.
2397 * frv-sim.h (set_icc_for_shift_left): New interface.
2398 (set_icc_for_shift_right): New interface.
2399 (frvbf_check_recovering_store): New interface.
2400 * frv.c (set_icc_for_shift_left): Pass and return icc value.
2401 (set_icc_for_shift_right): Pass and return icc value.
2402 (frvbf_check_recovering_store): New interface.
2403 * Makefile.in (FRV_OBJS): Add cgen-par.o.
2404 (stamp-mloop): Add cgen parallel options.
2405 (stamp-arch): Remove with-profile option.
2406 (stamp-cpu): Add cgen parallel options.
2407 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2408
24091999-08-28 Doug Evans <devans@casey.cygnus.com>
2410
2411 * cpu.h,decode.c,sem.c: Rebuild.
2412
2413Wed Aug 25 12:25:04 1999 Dave Brolley <brolley@cygnus.com>
2414
2415 * arch.h,cpu.h,decode.h,model.c,sem.c: Rebuild.
2416
2417Thu Aug 19 17:59:00 1999 Dave Brolley <brolley@cygnus.com>
2418
2419 * configure.in: fr500 now the default model.
2420 * configure: Regenerate.
2421 * frv.c: Change frv-1 to frv-gen.
2422 (frvbf_model_fr500_u_exec): New function.
2423 * Makefile.in (stamp-cpu): Use 'mach=frv,fr500' to build decoder.
2424 * mloop.in: Fix typos in comments.
2425 * arch.c,arch.h,cpu.h,cpuall.h,decode.h,model.c,sem.c: Rebuild.
2426
24271999-08-17 Dave Brolley <brolley@cygnus.com>
2428
2429 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2430
24311999-08-09 Doug Evans <devans@casey.cygnus.com>
2432
2433 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2434
24351999-08-04 Doug Evans <devans@casey.cygnus.com>
2436
2437 * cpu.h,cpuall.h,decode.c,model.c,sem.c: Rebuild.
2438
2439Fri Jul 16 14:50:15 1999 Dave Brolley <brolley@cygnus.com>
2440
2441 * frv.c (frvbf_fetch_register): Use GDB register number macros.
2442 (frvbf_store_register): Use GDB register number macros.
2443 (frvbf_cut): New function.
2444 * frv-sim.h (GR_REGNUM_MAX): New macro.
2445 (FR_REGNUM_MAX): New macro.
2446 (PC_REGNUM): New macro.
2447 (LR_REGNUM): New macro.
2448 (frvbf_cut): New function.
2449 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2450
24511999-07-15 Stan Shebs <shebs@andros.cygnus.com>
2452
2453 * frv.c (frvbf_fetch_register): Add ability to get LR register,
2454 add default for unhandled registers.
2455 (frvbf_store_register): Add ability to set LR register.
2456
24571999-07-14 Stan Shebs <shebs@andros.cygnus.com>
2458
2459 * frv.c (frvbf_fetch_register, frvbf_store_register): Fill in.
2460 (decode_gdb_dr_regnum): Remove, not used.
2461
24621999-07-13 Michael Meissner <meissner@cygnus.com>
2463
2464 * Makefile.in (SIM_EXTRA_FLAGS): Incorporate @sim_trapdump@.
2465
2466 * configure.in (--enable-sim-trapdump): New switch to make unknown
2467 traps dump the register contents, instead of doing the trap thing.
2468 * configure: Regenerate.
2469
2470 * frv-sim.h (TRAP_BREAKPOINT): Define as 81, so it can be used.
2471 (TRAP_REGDUMP{1,2}): Define to provide register dumping support
2472 temporarily.
2473
2474 * traps.h (toplevel): Include bfd.h, libiberity.h.
2475 (frv_itrap): Add support for --enable-sim-trapdump and traps 2,3
2476 dumping the registers.
2477
2478Thu Jul 8 10:57:39 1999 Dave Brolley <brolley@cygnus.com>
2479
2480 * Makefile.in (SIM_EXTRA_LIBS): Removed. libm no longer needed.
2481
2482Wed Jul 7 17:01:12 1999 Dave Brolley <brolley@cygnus.com>
2483
2484 * cpu.c,cpu.h,decode.c,model.c,sem.c: Rebuild.
2485
2486Tue Jul 6 16:12:18 1999 Dave Brolley <brolley@cygnus.com>
2487
2488 * frv.c (frvbf_square_root_SF): Removed.
2489 (frvbf_square_root_DF): Removed.
2490 (frvbf_h_fr_double_get_handler): Removed.
2491 (frvbf_h_fr_double_set_handler): Removed.
2492 (frvbf_h_fr_int_get_handler): Removed.
2493 (frvbf_h_fr_int_set_handler): Removed.
2494 * frv-sim.h (frvbf_square_root_SF): Removed.
2495 (frvbf_square_root_DF): Removed.
2496 (frvbf_h_fr_double_get_handler): Removed.
2497 (frvbf_h_fr_double_set_handler): Removed.
2498 (frvbf_h_fr_int_get_handler): Removed.
2499 (frvbf_h_fr_int_set_handler): Removed.
2500 * decode.c,decode.h,model.c,sem.c: Rebuild.
2501
25021999-07-05 Doug Evans <devans@casey.cygnus.com>
2503
2504 * Makefile.in (SIM_OBJS): Add cgen-fpu.o, cgen-accfp.o.
2505 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2506 * sim-if.c (sim_open): Initialize fpu.
2507 * frv-sim.h (SETMEMSF,SETMEMDF): Delete.
2508 * frv.c (frvbf_store_multiple_FRint): Replace frvbf_h_fr_int_get
2509 with frvbf_h_fr_get.
2510
2511Wed Jun 30 15:56:56 1999 Dave Brolley <brolley@cygnus.com>
2512
2513 * frv-sim.h (NESR_RANGE): New macro.
2514 (NO_NESR): New macro.
2515 (GET_NESR_VALID): New macro.
2516 (next_ne_index): Removed.
2517 * traps.c (next_available_nesr): New function.
2518 (next_valid_nesr): New function.
2519 (frvbf_check_non_excepting_load): Use next_available_nesr.
2520 (frvbf_check_recovering_store): Use next_available_nesr and
2521 next_valid_nesr.
2522 (clear_nesr_neear): Use next_available_nesr and next_valid_nesr.
2523 (frvbf_check_recovering_store): Only consider one matching register.
2524 * sem.c: Rebuild.
2525
2526Tue Jun 29 16:54:32 1999 Dave Brolley <brolley@cygnus.com>
2527
2528 * frv.c (frvbf_square_root_SF): New function.
2529 (frvbf_square_root_DF): New function.
2530 (frvbf_h_fr_double_get_handler): New function.
2531 (frvbf_h_fr_double_set_handler): New function.
2532 * frv-sim.h (frvbf_square_root_SF): New function.
2533 (frvbf_square_root_DF): New function.
2534 (frvbf_h_fr_double_get_handler): New function.
2535 (frvbf_h_fr_double_set_handler): New function.
2536 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c: Rebuild.
2537
25381999-06-28 Dave Brolley <brolley@cygnus.com>
2539
2540 * decode.c,decode.h,model.c,sem.c: Regenerate.
2541
2542Thu Jun 24 17:26:32 1999 Dave Brolley <brolley@cygnus.com>
2543
2544 * Makefile.in (SIM_EXTRA_LIBS): Add -lm.
2545 * frv-sim.h (frvbf_h_fr_int_get_handler): New function.
2546 (frvbf_h_fr_int_set_handler): New function.
2547 (frvbf_store_multiple_FRint): New function.
2548 (frvbf_square_root_SF): New function.
2549 * frv.c (frvbf_h_fr_int_get_handler): New function.
2550 (frvbf_h_fr_int_set_handler): New function.
2551 (frvbf_store_multiple_FRint): New function.
2552 (frvbf_square_root_SF): New function.
2553 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2554
25551999-06-23 Doug Evans <devans@casey.cygnus.com>
2556
2557 * Makefile.in (stamp-mloop): Delete -fast -pbb -switch args
2558 to genmloop.sh. Pass -scache instead.
2559 (mloop.o): Delete sem-switch.c dependency.
2560 (sem-switch.c): Delete rule.
2561 (stamp-cpu): Don't build sem-switch.c.
2562 * sem-switch.c: Delete.
2563 * mloop.in (xfull-exec-*): Fix call to execute.
2564 * tconfig.in (WITH_SCACHE_PBB): Define as 0.
2565
2566 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2567
2568Tue Jun 22 16:23:57 1999 Dave Brolley <brolley@cygnus.com>
2569
2570 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2571
2572Mon Jun 21 17:34:10 1999 Dave Brolley <brolley@cygnus.com>
2573
2574 * mloop.in (execute): Force gr0 to zero before each insn.
2575 * cpu.h,cpu.c,decode.c,sem.c,sem-switch.c: Regenerate.
2576
25771999-06-18 Doug Evans <devans@casey.cygnus.com>
2578
2579 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2580
2581Fri Jun 18 17:49:23 1999 Dave Brolley <brolley@cygnus.com>
2582
2583 * frv.c (frvbf_h_gr_get_handler): New function.
2584 (frvbf_h_gr_set_handler): New function:
2585 (frvbf_store-multiple_GR): New function:
2586 (frvbf_store-multiple_FR): New function:
2587 (frvbf_store-multiple_CPR): New function:
2588 * frv-sim.h (frvbf_h_gr_get_handler): New function.
2589 (frvbf_h_gr_set_handler): New function:
2590 (frvbf_store-multiple_GR): New function:
2591 (frvbf_store-multiple_FR): New function:
2592 (frvbf_store-multiple_CPR): New function:
2593 * traps.c (frv_itrap): Implement proper syscalls interface.
2594 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2595
2596Fri Jun 18 14:36:23 1999 Dave Brolley <brolley@cygnus.com>
2597
2598 * traps.c (frvbf_check_non_excepting_divide): New function.
2599 (frvbf_check_recovering_store): New function.
2600 (clear_nesr_neear): New function.
2601 (clear_ne_flags): New function.
2602 (frvbf_commit): New function.
2603
2604 * frv-sim.h (frvbf_check_non_excepting_divide): New function.
2605 (frvbf_check_recovering_store): New function.
2606 (clear_nesr_neear): New function.
2607 (clear_ne_flags): New function.
2608 (frvbf_commit): New function.
2609 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2610
26111999-06-16 Dave Brolley <brolley@cygnus.com>
2612
2613 * frv.c (frvbf_h_spr_get_handler): Handle SPR_NECR.
2614 (frvbf_h_spr_set_handler): Handle SPR_NECR.
2615 * traps.c (next_ne_index): New variable.
2616 (frvbf_check_non_excepting_load): New function.
2617 * frv-sim.h (NECR_ELOS): New macro.
2618 (NECR_NEN): New macro.
2619 (NECR_VALID): New macro.
2620 (SET_NESR_VALID): New macro.
2621 (SET_NESR_EAV): New macro.
2622 (SET_NESR_FR): New macro.
2623 (CLEAR_NESR_FR): New macro.
2624 (SET_NESR_DRN): New macro.
2625 (SET_NESR_SIZE): New macro.
2626 (SET_NESR_NEAN): New macro.
2627 (SET_NEEAR): New macro.
2628 (GET_NE_FLAG): New macro.
2629 (SET_NE_FLAG): New macro.
2630 (CLEAR_NE_FLAG): New macro.
2631 (frvbf_check_non_excepting_load): New function:
2632 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2633
2634Wed Jun 9 18:12:49 1999 Dave Brolley <brolley@cygnus.com>
2635
2636 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2637
2638Tue Jun 8 18:13:51 1999 Dave Brolley <brolley@cygnus.com>
2639
2640 * frv.c (cr_logic): Correct andcr, nandcr, andncr and nandncr.
2641 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2642
2643Mon Jun 7 17:09:15 1999 Dave Brolley <brolley@cygnus.com>
2644
2645 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2646
26471999-06-07 Dave Brolley <brolley@cygnus.com>
2648
2649 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2650
2651Thu Jun 3 17:33:31 1999 Dave Brolley <brolley@cygnus.com>
2652
2653 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2654
2655Wed Jun 2 17:50:21 1999 Dave Brolley <brolley@cygnus.com>
2656
2657 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2658
2659Tue Jun 1 17:58:53 1999 Dave Brolley <brolley@cygnus.com>
2660
2661 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2662
2663Mon May 31 17:57:25 1999 Dave Brolley <brolley@cygnus.com>
2664
2665 * traps.c (frv_software_interrupt): Pass current_cpu to
2666 frvbf_h_psr_esr_get.
2667 (frv_software_interrupt): Calculate the new PC based on TBR.
2668 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2669
26701999-05-31 Dave Brolley <brolley@cygnus.com>
2671
2672 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2673
2674Thu May 27 17:42:00 1999 Dave Brolley <brolley@cygnus.com>
2675
2676 * frv-sim.h (frvbf_h_cccr_get_handler): New function.
2677 (frvbf_h_cccr_set_handler): New function.
2678 (frvbf_scan_result): New function.
2679 (frvbf_cr_logic): New function.
2680 * frv.c (frvbf_h_cccr_get_handler): New function.
2681 (frvbf_h_cccr_set_handler): New function.
2682 (frvbf_scan_result): New function.
2683 (frvbf_cr_logic): New function.
2684 (cr_ops,cr_result,cr_logic): New table.
2685 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2686
26871999-05-25 Dave Brolley <brolley@cygnus.com>
2688
2689 * frv.c (frvbf_h_spr_get_handler): Add support for TBR and PSR.
2690 (frvbf_h_spr_set_handler): Add support for TBR and PSR.
2691 (frv_psr_get_handler): New function.
2692 (frv_psr_set_handler): New function.
2693 (frv_tbr_get_handler): New function.
2694 (frv_tbr_set_handler): New function.
2695 (frvbf_h_ccr_get_handler): Add support for fCC.
2696 (frvbf_h_ccr_set_handler): Add support for fCC.
2697 * frv-sim.h (frv_psr_get_handler): New function.
2698 (frv_psr_set_handler): New function.
2699 (frv_tbr_get_handler): New function.
2700 (frv_tbr_set_handler): New function.
2701 * traps.c (frv_software_interrupt): Implement.
2702 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2703
2704Thu May 20 16:39:27 1999 Dave Brolley <brolley@cygnus.com>
2705
2706 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2707
27081999-05-18 Dave Brolley <brolley@cygnus.com>
2709
2710 * frv.c: (frvbf_set_icc_for_shift_left): New function.
2711 (frvbf_set_icc_for_shift_right): New function.
2712 * frv-sim.h (frvbf_set_icc_for_shift_left): New function.
2713 (frvbf_set_icc_for_shift_right): New function.
2714 (SETMEMSF): New Macro.
2715 (SETMEMDF): New Macro.
2716 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2717
2718Thu May 13 17:14:49 1999 Dave Brolley <brolley@cygnus.com>
2719
2720 * frv.c (frvbf_h_ccr_get_handler): New function.
2721 (frvbf_h_ccr_set_handler): New function.
2722 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2723
2724Tue May 11 16:13:15 1999 Dave Brolley <brolley@cygnus.com>
2725
2726 * frv-sim.h (frvbf_h_spr_get_handler,frvbf_h_spr_set_handler,
2727 frvbf_h_isr_get_handler, frvbf_h_isr_set_handler): New functions.
2728 * frv.c: Likewise.
2729 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2730
27311999-05-10 Dave Brolley <brolley@cygnus.com>
2732
2733 * cpu.h,cpu.c,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2734
2735Thu May 6 16:48:21 1999 Dave Brolley <brolley@cygnus.com>
2736
2737 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2738 * frv-sim.h (TRAP_SYSCALL): Define as 0x80.
2739
2740Wed May 5 11:52:24 1999 Dave Brolley <brolley@cygnus.com>
2741
2742 * traps.c (frv_software_interrupt): New function.
2743 (frv_itrap): New function.
2744 * frv-sim.h (TRAP_SYSCALL): define as 0.
2745 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2746
2747Mon May 3 13:49:21 1999 Dave Brolley <brolley@cygnus.com>
2748
2749 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2750
2751Thu Apr 29 17:37:06 1999 Dave Brolley <brolley@cygnus.com>
2752
2753 * Directory created.
A mirror of the official binutils-gdb repository