]> git.ipfire.org Git - thirdparty/binutils-gdb.git/blame - sim/frv/ChangeLog
projects / thirdparty / binutils-gdb.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
sim: dv-sockser: add stub funcs when not available
[thirdparty/binutils-gdb.git] / sim / frv / ChangeLog
CommitLineData
ae7d0cac
MF		 12015-03-16 Mike Frysinger <vapier@gentoo.org>
2
3 * aclocal.m4, config.in, configure: Regenerate.
4 * tconfig.in: Rename file ...
5 * tconfig.h: ... here.
6
8406bb59
MF		 72015-03-15 Mike Frysinger <vapier@gentoo.org>
8
9 * tconfig.in [HAVE_DV_SOCKSER]: Delete.
10
465fb143
MF		 112015-03-14 Mike Frysinger <vapier@gentoo.org>
12
13 * Makefile.in (SIM_RUN_OBJS): Delete.
14
105dd264
HPN		 152014-08-23 Hans-Peter Nilsson <hp@axis.com>
16
17 * configure.ac: Default simulator hardware to off again. Remove
18 dead frv_extra_objs substitution.
19 * configure: Regenerate.
20 * Makefile.in: Remove unused frv_extra_objs.
21
2974be62
AM		 222014-08-19 Alan Modra <amodra@gmail.com>
23
24 * configure: Regenerate.
25
faa743bb
RM		 262014-08-15 Roland McGrath <mcgrathr@google.com>
27
28 * configure: Regenerate.
29 * config.in: Regenerate.
30
bf3d9781
AM		 312013-09-23 Alan Modra <amodra@gmail.com>
32
33 * configure: Regenerate.
34
31e6ad7d
MF		 352013-06-03 Mike Frysinger <vapier@gentoo.org>
36
37 * aclocal.m4, configure: Regenerate.
38
73e76d20
MF		 392013-03-30 Joel Sherrill <joel.sherrill@oarcorp.com>
40 Mike Frysinger <vapier@gentoo.org>
41
42 * configure.ac: Add frv_extra_objs. Change simulator hardware
43 from always on to defaulting to yes it is enabled.
44 * Makefile.in: Conditionalize reference to dv-sockser.o.
45 * configure: Regenerated.
46
1517bd27
MF		 472013-03-26 Mike Frysinger <vapier@gentoo.org>
48
49 * configure: Regenerate.
50
94c63d78
JS		 512013-03-23 Joel Sherrill <joel.sherrill@oarcorp.com>
52
53 * configure.ac: Fail if dv-sockser.o not available.
54 Error when --disable-sim-hardware is specified.
55 * configure: Regenerated.
56
5f3ef9d0
JB		 572012-06-15 Joel Brobecker <brobecker@adacore.com>
58
59 * config.in, configure: Regenerate.
60
2232061b
MF		 612012-03-24 Mike Frysinger <vapier@gentoo.org>
62
63 * aclocal.m4, config.in, configure: Regenerate.
64
db2e4d67
MF		 652011-12-03 Mike Frysinger <vapier@gentoo.org>
66
67 * aclocal.m4: New file.
68 * configure: Regenerate.
69
9c082ca8
MF		 702011-10-17 Mike Frysinger <vapier@gentoo.org>
71
72 * configure.ac: Change include to common/acinclude.m4.
73
6ffe910a
MF		 742011-10-17 Mike Frysinger <vapier@gentoo.org>
75
76 * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
77 call. Replace common.m4 include with SIM_AC_COMMON.
78 * configure: Regenerate.
79
2419798b
MF		 802011-07-05 Mike Frysinger <vapier@gentoo.org>
81
82 * sim-if.c (sim_do_command): Delete.
83
f9bdfd29
MF		 842010-04-21 Mike Frysinger <vapier@gentoo.org>
85
86 * profile.c (sim_profile_print_bar): Add cpu argument.
87
fb0cc53e
MF		 882010-03-30 Mike Frysinger <vapier@gentoo.org>
89
90 * devices.c (device_error): Add const to message.
91
c5351010
DE		 922010-02-12 Doug Evans <dje@sebabeach.org>
93
94 * decode.c, * decode.h: Regenerate.
95
2310652a
DE		 962010-02-11 Doug Evans <dje@sebabeach.org>
97
98 * cpu.h, * decode.c, * model.c, * sem.c: Regenerate.
99
d2c7a1a6
DE		 1002010-01-24 Doug Evans <dje@sebabeach.org>
101
102 * sem.c: Regenerate.
103
3725885a
RW		 1042010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
105
106 * configure: Regenerate.
107
0f51e9bf
DE		 1082010-01-02 Doug Evans <dje@sebabeach.org>
109
110 * arch.c, * arch.h, * cpu.c, * cpu.h, * cpuall.h, * decode.c,
111 * decode.h, * model.c, * sem.c: Regenerate, update copyright year.
112
197fa1aa
DE		 1132009-11-22 Doug Evans <dje@sebabeach.org>
114
115 * cpu.h: Regenerate.
116 * cpuall.h: Regenerate.
117 * decode.c: Regenerate.
118 * decode.h: Regenerate.
119
b29791a8
DE		 1202009-11-03 Doug Evans <dje@sebabeach.org>
121
122 * arch.c: Regenerate.
123 * arch.h: Regenerate.
124 * cpu.c: Regenerate.
125 * cpu.h: Regenerate.
126 * cpuall.h: Regenerate.
127 * decode.c: Regenerate.
128 * decode.h: Regenerate.
129 * model.c: Regenerate.
130 * sem.c: Regenerate.
131
d6416cdc
RW		 1322009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
133
81ecdfbb
RW		 134 * config.in: Regenerate.
135 * configure: Likewise.
136
d6416cdc
RW		 137 * configure: Regenerate.
138
7b1a2840
HPN		 1392009-01-07 Hans-Peter Nilsson <hp@axis.com>
140
141 * sem.c: Regenerate.
142
bce3bbcb
HPN		 1432008-12-23 Hans-Peter Nilsson <hp@axis.com>
144
145 * arch.c, arch.h, cpu.c, cpu.h, cpuall.h, decode.c, decode.h,
146 model.c, sem.c: Regenerate.
147
b5bd9624
HPN		 1482008-07-11 Hans-Peter Nilsson <hp@axis.com>
149
150 * configure: Regenerate to track ../common/common.m4 changes.
151 * config.in: Ditto.
152
6efef468
JM		 1532008-06-06 Vladimir Prus <vladimir@codesourcery.com>
154 Daniel Jacobowitz <dan@codesourcery.com>
155 Joseph Myers <joseph@codesourcery.com>
156
157 * configure: Regenerate.
158
b1bfc053
HPN		 1592006-12-21 Hans-Peter Nilsson <hp@axis.com>
160
161 * config.in: Regenerate.
162
e85e3205
RE		 1632006-06-13 Richard Earnshaw <rearnsha@arm.com>
164
165 * configure: Regenerated.
166
2f0122dc
DJ		 1672006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
168
169 * configure: Regenerated.
170
20e95c23
DJ		 1712006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
172
173 * configure: Regenerated.
174
79e59fe6
DB		 1752005-10-28 Dave Brolley <brolley@redhat.com>
176
177 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
178
179 Contribute the following changes:
180 2003-09-29 Dave Brolley <brolley@redhat.com>
181
182 * frv-sim.h: Use CGEN_ATTR_VALUE_ENUM_TYPE in place of
183 CGEN_ATTR_VALUE_TYPE.
184 * mloop.in: Ditto.
185 * pipeline.c: Ditto.
186 * traps.c: Ditto.
187
2b193c4a
MK		 1882005-03-23 Mark Kettenis <kettenis@gnu.org>
189
190 * configure: Regenerate.
191
35695fd6
AC		 1922005-01-14 Andrew Cagney <cagney@gnu.org>
193
194 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
195 explicit call to AC_CONFIG_HEADER.
196 * configure: Regenerate.
197
f0569246
AC		 1982005-01-12 Andrew Cagney <cagney@gnu.org>
199
200 * configure.ac: Update to use ../common/common.m4.
201 * configure: Re-generate.
202
38f48d72
AC		 2032005-01-11 Andrew Cagney <cagney@localhost.localdomain>
204
205 * configure: Regenerated to track ../common/aclocal.m4 changes.
206
b7026657
AC		 2072005-01-07 Andrew Cagney <cagney@gnu.org>
208
209 * configure.ac: Rename configure.in, require autoconf 2.59.
210 * configure: Re-generate.
211
379832de
HPN		 2122004-12-08 Hans-Peter Nilsson <hp@axis.com>
213
214 * configure: Regenerate for ../common/aclocal.m4 update.
215
45aa12b4
RS		 2162004-08-27 Richard Sandiford <rsandifo@redhat.com>
217
218 * cpu.[ch], arch.[ch], decode.[ch]: Regenerated.
219 * cpuall.h, model.c, sem.c: Regenerated.
220
676a64f4
RS		 2212004-03-01 Richard Sandiford <rsandifo@redhat.com>
222
223 * Makefile.in (SIM_OBJS): Add profile-fr450.o.
224 (profile-fr450.o): New dependency.
225 (stamp-cpu): Add fr450 to the list of machs.
226 * sim-frv.h (SPR_IS_ACC): New macro.
227 (H_SPR_ACC4, H_SPR_ACC63, H_SPR_ACCG4, H_SPR_ACCG63): Delete.
228 * cache.c (frv_cache_init, non_cache_access): Handle bfd_mach_fr450.
229 * frv.c (check_register_alignment, check_fr_register_alignment)
230 (check_memory_alignment, do_media_average): Likewise.
231 (frvbf_clear_accumulators): Likewise. Use a mask of valid registers
232 rather than a consecutive range.
233 * interrupts.c (frv_queue_illegal_instruction_interrupt)
234 (frv_queue_non_implemented_instruction_interrupt): Handle
235 bfd_mach_fr450.
236 * memory.c (check_data_read_address, check_readwrite_address)
237 (check_insn_read_address, check_write_address): Likewise.
238 * mloop.in (@cpu@_simulate_insn_prefetch): Likewise.
239 * profile.c (reset_gr_flags, reset_fr_flags, reset_acc_flags)
240 (frvbf_model_insn_before, frvbf_model_insn_after): Likewise.
241 * profile-fr450.c: New file.
242 * registers.c (fr450_spr): New array.
243 (frv_register_control_init): Check its size. Use it for fr450.
244 (frv_check_register_access): Handle bfd_mach_fr450.
245 (frv_check_spr_read_access): Likewise. Generalize accumulator check.
246 * traps.c (frv_core_signal, frvbf_media_cr_not_aligned): Likewise.
247 (frvbf_media_acc_not_aligned): Likewise.
248 (frvbf_media_register_not_aligned): Likewise.
249 * arch.c: Regenerate.
250 * arch.h: Regenerate.
251 * cpu.h: Regenerate.
252 * cpuall.h: Regenerate.
253 * decode.h: Regenerate.
254 * model.c: Regenerate.
255
c7a48b9a
RS		 2562004-03-01 Richard Sandiford <rsandifo@redhat.com>
257
258 * cache.c (frv_cache_init): Change fr400 cache statistics to match
259 the fr405.
260 (non_cache_access): Add missing breaks.
261 * interrupts.c (set_exception_status_registers): Always set EAR15
262 for data_access_errors.
263 * memory.c (fr400_check_write_address): Remove redundant alignment
264 check.
265 * model.c: Regenerate.
266
8b73069f
RS		 2672004-03-01 Richard Sandiford <rsandifo@redhat.com>
268
269 * frv.c (frvbf_iacc_cut): Rework, taking rounding into account.
270
8ae0baa2
RS		 2712004-03-01 Richard Sandiford <rsandifo@redhat.com>
272
273 * decode.c, decode.h, model.c, sem.c: Regenerate.
274
d74c4203
KB		 2752003-11-24 Kevin Buettner <kevinb@redhat.com>
276
277 * frv-sim.h (GR_REGNUM_MAX, FR_REGNUM_MAX, PC_REGNUM, SPR_REGNUM_MIN)
278 (SPR_REGNUM_MAX): Delete.
279 * frv.c (gdb/sim-frv.h): Include.
280 (frvbf_fetch_register, frvbf_store_register): Use register number
281 constants from gdb/sim-frv.h. Check availability of general
282 purpose and float registers.
283
0b01870b
DB		 2842003-11-03 Dave Brolley <brolley@redhat.com>
285
286 * cache.c (address_interference): Check for higher priority requests
287 in the same pipeline.
288
9a29f3ca
DB		 2892003-10-31 Dave Brolley <brolley@redhat.com>
290
162cec1b 291 * frv-sim.h (LR_REGNUM): Removed.
073926e5 292 (SPR_REGNUM_MIN,SPR_REGNUM_MAX): New macros.
9a29f3ca 293 * frv.c (frvbf_fetch_register): Fetch SPR registers based on
073926e5 294 SPR_REGNUM_MIN and SPR_REGNUM_MAX. Check whether SPRs are implemented.
9a29f3ca
DB		 295 Return 0 for an unimplemented register. Return the length of the data
296 for an implemented register.
297 (frvbf_store_register): Ditto.
298
fc0a2244
AC		 2992003-10-30 Andrew Cagney <cagney@redhat.com>
300
301 * traps.c: Replace "struct symbol_cache_entry" with "struct
302 bfd_symbol".
303
29a79ca0
DB		 3042003-10-10 Dave Brolley <brolley@redhat.com>
305
306 * cpu.h, sem.c: Regenerate.
307
e930b1f5
DB		 3082003-10-06 Dave Brolley <brolley@redhat.com>
309
310 * profile-fr550.[ch]: New files.
311 * configure.in: Move frv handling to alphabetically correct placement.
312 * Makefile.in: Add fr550 support.
313 * frv-sim.h,frv.c,interrups.c,memory.c,mloop.in,pipeline.c,
314 profile.[ch],registers.c,traps.c: Add fr550 support.
315 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
316 Regenerate.
317
22f367a7
DB		 3182003-09-25 Dave Brolley <brolley@redhat.com>
319
320 * reset.c (frv_initialize): Call frv_register_control_init first.
321
1c453cd6
DB		 3222003-09-24 Dave Brolley <brolley@redhat.com>
323
324 * profile.h (update_FR_ptime): New prototype.
325 (update_FRdouble_ptime): Ditto.
326 (update_SPR_ptime): Ditto.
327 (increase_ACC_busy): Ditto.
328 (enforce_full_acc_latency): Ditto.
329 (post_wait_for_SPR): Ditto.
330 * profile.c (update_FR_ptime): Moved here from profile-fr500.c.
331 (update_FRdouble_ptime): Ditto.
332 (update_SPR_ptime): New function.
333 (increase_ACC_busy): Ditto.
334 (enforce_full_acc_latency): Ditto.
335 (vliw_wait_for_fdiv_resource): Correct resource name.
336 (vliw_wait_for_fsqrt_resource): Ditto.
337 (post_wait_for_SPR): New function.
338 * profile-fr500.c (frvbf_model_fr500_u_commit): New function.
339 (frvbf_model_fr500_u_gr2fr): Pass out_FRk as output register to
340 adjust_float_register_busy.
341 (frvbf_model_fr500_u_gr_load): Record latency of SPR registers.
342 (frvbf_model_fr500_u_fr_load): Wait for and record latency of SPR
343 registers.
344 (frvbf_model_fr500_u_float_arith): Ditto.
345 (frvbf_model_fr500_u_float_dual_arith): Ditto.
346 (frvbf_model_fr500_u_float_div): Ditto.
347 (frvbf_model_fr500_u_float_sqrt): Ditto.
348 (frvbf_model_fr500_u_float_convert): Ditto.
349 (update_FR_ptime): Moved to profile.c
350 (update_FRdouble_ptime): Moved to profile.c
351 * profile-fr400.c (update_FR_ptime): Removed. Identical to functions
352 for other machines.
353 (update_FRdouble_ptime): Ditto.
354 * arch.h,cpu.h,sem.c,decode.[ch],model.c,sem.c: Regenerated.
355
153431d6
DB		 3562003-09-12 Dave Brolley <brolley@redhat.com>
357
358 * registers.c (frv_check_spr_read_access): Check for access to
359 ACC4-ACC63 and ACCG4-ACCG63.
360 * profile.h (frv-desc.h): #include it.
361 (spr_busy): New member of FRV_PROFILE_STATE.
362 (spr_latency): Ditto.
363 (GNER_FOR_GR): New macro.
364 (FNER_FOR_FR): New maccro.
365 (update_SPR_latency): New function.
366 (vliw_wait_for_SPR): New function.
93938d47 367 * profile.c (update_latencies): Update SPR latencies.
153431d6
DB		 368 (update_target_latencies): Ditto.
369 (update_SPR_latency): New function.
370 (vliw_wait_for_SPR): New function.
371 * profile-fr500.c (frvbf_model_fr500_u_idiv): Record GNER latency.
372 (frvbf_model_fr500_u_trap): Removed unused variable, ps.
373 (frvbf_model_fr500_u_check): Ditto.
374 (frvbf_model_fr500_u_clrgr): New unit modeller for fr500.
375 (frvbf_model_fr500_u_clrfr): Ditto.
376 (frvbf_model_fr500_u_spr2gr): Wait for SPR.
377 (frvbf_model_fr500_u_gr2spr): Ditto.
378 * frv-sim.h (H_SPR_ACC4): New macro.
379 (H_SPR_ACCG4): New macro;
380 (H_SPR_ACC0): Removed.
381 (H_SPR_ACCG0): Removed.
382 * arch.h,model.c,sem[ch],decode.[ch]: Regenerated.
383
ba9c4053
DB		 3842003-09-10 Dave Brolley <brolley@redhat.com>
385
386 * profile.c (slot_names): FM1 was listed twice. Changed first
387 instance to FM0. Added IALL, FMALL and FMLOW.
388 (print_parallel): Don't examine slots with no insns.
389
f9e18f5a
DB		 3902003-09-09 Dave Brolley <brolley@redhat.com>
391
392 * frv.c (do_media_average): Select machine using a switch.
393
d89a78b6
DB		 3942003-09-08 Dave Brolley <brolley@redhat.com>
395
396 On behalf of Doug Evans <dje@sebabeach.org>
397 * Makefile.in (stamp-arch,stamp-cpu): Pass archfile to cgen.
398 Remove copying of .cpu file to cgen/cpu, no longer needed.
399
d03ea14f
DB		 4002003-09-03 Dave Brolley <brolley@redhat.com>
401
402 * cpu.h, model.c, sem.c, decode.h, decode.c: Regenerated.
403
e8d2f504
DB		 4042003-08-29 Dave Brolley <brolley@redhat.com>
405
406 * Makefile.in (stamp-arch): Copy frv.cpu from $(srcdir)../../cpu
407 temporarily when regenerating files.
408 (stamp-cpu): Ditto.
409
b34f6357
DB		 4102003-08-20 Micheal Snyder <msnyder@redhat.com>
411
412 * All generated files: Regenerate.
413
4142001-10-11 Dave Brolley <brolley@redhat.com>
415
416 * cpu.h,decode.c,decode.h,sem.c: Regenerate.
417
4182001-10-09 Dave Brolley <brolley@redhat.com>
419
420 * traps.c (frv_rett): Halt if PSR.S and PSR.ET are both set or both
421 not set.
422 * reset.c (frv_hardware_reset): Invalidate both caches.
423 * registers.c: Update init, reset and read-only masks for all registers
424 on all machines.
425 * profile.h (cur_gr_complex): New field of FRV_PROFILE_STATE
426 (prev_gr_complex): New field of FRV_PROFILE_STATE
427 (set_use_is_gr_complex): New function.
428 (set_use_not_gr_complex): New function.
429 (use_is_gr_complex): New function.
430 (decrease_GR_busy): New function.
431 * profile.c (reset_gr_flags): New function.
432 (reset_cc_flags): New function.
433 (set_use_is_gr_complex): New function.
434 (set_use_not_gr_complex): New function.
435 (use_is_gr_complex): New function.
436 (update_latencies): Reset gr and cc flags when latency reaches 0.
437 (decrease_GR_busy): New function.
438 * profile-fr400.h (fr500_reset_acc_flags): Removed.
439 (fr500_reset_cc_flags): New function.
440 * profile-fr500.c (frvbf_model_fr400_u_*): Reflect latencies from fr500
441 LSI version 1.41.
442 * profile-fr400.h (fr400_reset_gr_flags): New function.
443 (fr400_reset_fr_flags): New function.
444 (fr400_reset_acc_flags): New function.
445 * profile-fr400.c (set_use_not_media_p4): New function.
446 (set_use_not_media_p6): New function.
447 (set_acc_use_not_media_p2): New function.
448 (set_acc_use_not_media_p4): New function.
449 (fr400_reset_gr_flags): New function.
450 (fr400_reset_fr_flags): New function.
451 (fr400_reset_acc_flags): New function.
452 (frvbf_model_fr400_u_*): Reflect latencies from fr400 LSI version 1.1.
453 (frvbf_model_fr400_u_media_hilo): New function.
454 * pipeline.c (frv_vliw_setup_insn): Don't clear MSR0.MTT.
455 * memory.c (fr400_check_data_read_address): Check address range only
456 for double word loads. Don't check alignment here.
457 (fr400_check_readwrite_address): New function.
458 (fr500_check_readwrite_address): New function.
459 (check_readwrite_address): New function.
460 (fr500_check_insn_read_address): Correct address ranges.
461 (frvbf_read_mem_*): Check address range here.
462 (frv_address_forbidden): Removed.
463 (fr400_check_write_address): New function.
464 (check_write_address): New function.
465 (frvbf_write_mem_*): Don't check address range here.
466 (frvbf_mem_set_*): Check address range here.
467 * interrupts.c (frv_queue_data_access_error_interrupt): Now takes an
468 address as second argument.
469 (frv_queue_data_access_exception_interrupt): New function.
470 (frv_queue_illegal_instruction_interrupt): Generate fp_exception for
471 media insns on fr400.
472 (frv_queue_non_implemented_instruction_interrupt): Generate mp_exception
473 for media insns on fr400.
474 (frv_detect_insn_access_interrupts): Don't check for illegal addresses
475 of insns here. Check for MTRAP insn if PSR.EM is not set.
476 (frv_set_mp_exception_registers): Only set MSR0.MTT if it is not already
477 set.
478 (set_exception_status_registers): Do not always set EPCR. Set EAR for
479 data_acess_error only if not fr400.
480 * frv.c (do_media_average): New function.
481 (frvbf_media_average): New function.
482 (frvbf_insn_cache_invalidate): Check for illegal invocation.
483 (frvbf_data_cache_invalidate): Ditto.
484 (frvbf_data_cache_flush): Ditto.
485 * frv-sim.h (GET_FSR_QNE): New macro.
486 (frv_msr_mtt): Remove MTT_SEQUENCE_ERROR.
487 (GET_MSR_SRDAV): New macro.
488 (GET_MSR_RDAV): New macro.
489 (GET_MSR_RD): New macro.
490 (frv_queue_data_access_error_interrupt): Now takes an address as second
491 argument.
492 (frv_address_forbidden): Removed.
493 * cache.c (non_cache_access): Correct address ranges. Now takes cache
494 as first argument.
495 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
496
4972001-08-20 Dave Brolley <brolley@redhat.com>
498
499 * sim-main.h (_sim_cpu): New field 'elf_flags'.
500 * sim-if.c (sim_open): Extract the elf_flags from the input file and
501 save them with each cpu.
502 * mloop.in (main loop): Pass elf flags to frv_vliw_reset. Set
503 last_insn_p before executing the insn.
504 * cache.c (frv_cache_invalidate): Flush scache if this is the cpu's
505 insn cache.
506 (frv_cache_invalidate_all): Ditto.
507
5082001-08-20 Richard Sandiford <rsandifo@redhat.com>
509
510 * traps.c (syscall_read_mem): Flush the data cache before reading.
511 (syscall_write_mem): Flush the data cache before writing.
512 Invalidate both caches.
513
5142001-07-05 Ben Elliston <bje@redhat.com>
515
516 * Makefile.in (stamp-arch): Use $(CGEN_CPU_DIR).
517 (stamp-cpu): Likewise.
518
5192001-05-23 Dave Brolley <brolley@redhat.com>
520
521 * profile-fr400.c (acc_use_is_media_p2): New function.
522 (frvbf_model_fr400_u_media_2): Account for latency of output
523 accumulators.
524 (frvbf_model_fr400_u_media_2_quad): Ditto.
525 (frvbf_model_fr400_u_media_2_acc): New function.
526 (frvbf_model_fr400_u_media_2_acc_dual): New function.
527 (frvbf_model_fr400_u_media_2_add_sub): New function.
528 (frvbf_model_fr400_u_media_2_add_sub_dual): New function.
529 (frvbf_model_fr400_u_media_3_dual): New function.
530 (frvbf_model_fr400_u_media_4_acc_dual): New function.
531 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
532
5332001-05-15 Dave Brolley <brolley@redhat.com>
534
535 * registers.c (fr400_spr): Enable write access to HSR0.CBM.
536 * profile.h (FRV_PROFILE_STATE): New field 'all_cache_entries'.
537 * profile.c (CACHE_QUEUE_ELEMENT): New 'all' field.
538 (request_cache_flush): Save 'all' argument.
539 (request_cache_invalidate): Save all_cache_entries from profile state
540 to 'all' field of the request.
541 (submit_cache_request): Pass the 'all' field of the request to
542 frv_cache_request_invalidate.
543 * frv.c (frv_insn_cache_invalidate): Add new 'all' parameter. Perform
544 operation even if HSR0.ICE is not set.
545 (frv_data_cache_invalidate): Add new 'all' parameter. Perform
546 operation even if HSR0.DCE is not set.
547 (frv_data_cache_flush): Ditto.
548 * frv-sim.h (frv_insn_cache_invalidate): Add new 'all' parameter.
549 (frv_data_cache_invalidate): Add new 'all' parameter.
550 (frv_data_cache_flush): Add new 'all' parameter.
551 * cache.h (FRV_CACHE_INVALIDATE_REQUEST): Add new 'all' field.
552 (frv_cache_request_invalidate): Add new 'all' parameter.
553 * cache.c (frv_cache_request_invalidate): Add new 'all' parameter. Save
554 its value in the invalidate request.
555 (address_interference): Accept the value '-1' for the address argument
556 to mean 'any address'.
557 (handle_req_invalidate): Handle request to invalidate all cache lines.
558 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
559
5602001-05-14 Dave Brolley <brolley@redhat.com>
561
562 * profile.h (past_first_p): New field of profiling state.
563 (branch_penalty): Ditto.
564 (branch_hint): Ditto.
565 (update_branch_penalty): New function.
566 * profile.c (frvbf_model_insn_after): Reset past_first_p and
567 branch_address fields of the profiling state.
568 (frvbf_model_branch): New function.
569 (update_branch_penalty): New function.
570 * profile-fr500.c (frvbf_model_fr500_u_branch): Remove ICCi_3 and
571 FCCi_3 inputs.
572 (frvbf_model_fr500_u_trap): New function.
573 (frvbf_model_fr500_u_check): New function.
574 (frvbf_model_fr500_u_media_dual_htob): post-processing latency is 3
575 cycles.
576 * profile-fr400.c (frvbf_model_fr400_u_branch): Set branch penalties
577 as documented in the fr400 LSI. Remove ICCi_3 and FCCi_3 inputs.
578 (frvbf_model_fr400_u_media_dual_expand): Check resource usage as
579 documented in teh fr400 LSI.
580 (frvbf_model_fr400_u_media_dual_htob): Ditto.
581 (frvbf_model_fr400_u_media_dual_unpack): Removed.
582 (frvbf_model_fr500_u_trap): New function.
583 (frvbf_model_fr500_u_check): New function.
584 * mloop.in (simulate_dual_insn_prefetch): New function.
585 (@cpu@_simulate_insn_prefetch): Call simulate_dual_insn_prefetch with
586 arguments for each machine type.
587 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
588
5892001-05-09 Dave Brolley <brolley@redhat.com>
590
591 * Makefile.in (profile.o): Add profile-fr400.h as a dependency.
592 (profile-fr400.o): New target.
593 * profile.c: New file.
594 * profile.h: New file.
595 * profile-fr400.c: New file.
596 * profile-fr400.h: New file.
597 * profile-fr500.c: New file.
598 * profile-fr500.h: New file.
599 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
600
6012001-05-02 Dave Brolley <brolley@redhat.com>
602
603 * sim-main.h (profile.h): #include it.
604 (CPU_PROFILE_STATE): New macro.
605 (profile_state): New frv specific cpu field.
606 * reset.c (frv_initialize): insn_fetch_address and branch_address now
607 part of global profiling state.
608 * Makefile.in (SIM_OBJS): Add profile.o and profile-fr500.o.
609 (SIM_EXTRA_DEPS): Add profile.h.
610 (registers.o): Correct name of source file.
611 (profile.o): New target.
612 (profile-fr500.o): New target.
613 * frv-sim.h: Move profile related data structures to profile.h.
614 * frv.c: Move fr500 specific functions to profile-fr500.c.
615 * cpu.h: Regenerated.
616
6172001-04-27 Dave Brolley <brolley@redhat.com>
618
619 * sim-main.h (CPU_PIPELINE): Renamed to CPU_VLIW.
620 * interrupts.c: Rename FRV_PIPELINE to FRV_VLIW.
621 Rename pipeline to vliw. Rename CPU_PIPELINE to CPU_VLIW.
622 Rename PIPE_* to UNIT_*.
623 (frv_queue_illegal_instruction_interrupt): Use
624 frv_is_float_insn and frv_is_media_insn.
625 (frv_queue_non_implemented_instruction_interrupt): Ditto.
626 (frv_detect_insn_access_interrupts): Ditto.
627 * frv.c: Rename FRV_PIPELINE to FRV_VLIW. Rename pipeline to vliw.
628 Rename CPU_PIPELINE to CPU_VLIW. Rename PIPE_* to UNIT_*.
629 * memory.c: Ditto.
630 * pipeline.c: Ditto.
631 * mloop.in: Ditto.
632 * frv-sim.h (frv_pipeline_setup_insn): Renamed to frv_vliw_setup_insn.
633 * cache.c: Rename PIPE_* to UNIT_*.
634
6352001-04-24 Dave Brolley <brolley@redhat.com>
636
637 * frv.c (frvbf_load_quad_GR): Delete have_data and hsr0.
638 (frvbf_load_quad_FRint): Ditto.
639 (frvbf_load_quad_CPR): Ditto.
640 * cache.c (frv_cache_init): Initialize cache for fr400 vs other
641 machines.
642 (bfd.h): #include it.
643 (non_cache_access): Update for revised fr500 and for fr400.
644 * registers.c (frv_spr): Don't reset PSR.PS.
645 (fr500_spr): Ditto.
646 (frv_reset_spr): Set PSR.PS to the former value of PSR.S.
647
6482001-04-23 Dave Brolley <brolley@redhat.com>
649
650 * traps.c (frv_core_signal): On fr400, generate data_access_error.
651 (frvbf_media_cr_not_aligned): On fr400, generate illegal_instruction.
652 (frvbf_media_acc_not_aligned): Ditto.
653 (frvbf_media_register_not_aligned): Ditto.
654 (frvbf_division_exception): Use GET_ISR_EDE.
655 * registers.c (frv_check_spr_read_access): New function.
656 (frv_check_spr_write_access): New function.
657 (frv_check_spr_access): Deleted.
658 (frv_check_register_access): On fr400, generate illegal_instruction.
659 * memory.c (fr400_check_data_read_address): New function.
660 (fr500_check_data_read_address): Ditto.
661 (check_data_read_address): Ditto.
662 (fr400_check_insn_read_address): Ditto.
663 (fr500_check_insn_read_address): Ditto.
664 (check_insn_read_address): Ditto.
665 (frvbf_read_mem_QI): Call check_data_read_access.
666 (frvbf_read_mem_UQI): Ditto.
667 (frvbf_read_mem_HI): Ditto.
668 (frvbf_read_mem_UHI): Ditto.
669 (frvbf_read_mem_SI): Ditto.
670 (frvbf_read_mem_DI): Ditto.
671 (frvbf_read_mem_DF): Ditto.
672 (frvbf_read_imem_USI): Call check_insn_read_access.
673 (frv_address_forbidden): Now takes cpu as first argument. Check based
674 on machine type.
675 (fr400_mem_address_unaligned): New function.
676 (fr500_mem_address_unaligned): Ditto.
677 (check_write_address): Ditto.
678 (frvbf_mem_set_QI): Call check_write_address.
679 (frvbf_mem_set_HI): Ditto.
680 (frvbf_mem_set_SI): Ditto.
681 (frvbf_mem_set_DI): Ditto.
682 (frvbf_mem_set_DF): Ditto.
683 (frvbf_mem_set_XI): Ditto.
684 * interrupts.c (bfd.h): #include it.
685 (frv_queue_data_access_error_interrupt): New function.
686 (frv_queue_instruction_access_error_interrupt): New function.
687 (frv_queue_instruction_access_exception_interrupt): New function.
688 (frv_queue_illegal_instruction_interrupt): No fp_exception on fr400.
689 (frv_queue_non_implemented_instruction_interrupt): Ditto.
690 (frv_detect_insn_access_interrupts): Reorder tests to match priority
691 from the LSI manual.
692 (set_isr_exception_fields): Accumulate dtt bits.
693 * frv.c (check_register_alignment): New function.
694 (check_fr_register_alignment): New function.
695 (check_memory_alignment): New function.
696 (frvbf_h_gr_double_get_handler): Call check_register_alignment.
697 (frvbf_h_gr_double_set_handler): Ditto.
698 (frvbf_h_cpr_double_get_handler): Ditto.
699 (frvbf_h_cpr_double_set_handler): Ditto.
700 (frvbf_h_gr_quad_set_handler): Ditto.
701 (frvbf_h_cpr_quad_set_handler): Ditto.
702 (frvbf_h_fr_double_get_handler): Call check_fr_register_alignment.
703 (frvbf_h_fr_double_set_handler): Ditto.
704 (frvbf_h_fr_quad_set_handler): Ditto.
705 (frvbf_h_spr_get_handler): Call frv_check_spr_read_access.
706 (frvbf_h_spr_set_handler): Call frv_check_spr_write_access.
707 (frvbf_load_quad_GR): Call check_memory_aligment.
708 (frvbf_load_quad_FRint): Ditto.
709 (frvbf_load_quad_CPR): Ditto.
710 (frvbf_store_quad_GR): Call check_memory_aligment and
711 check_register_alignment.
712 (frvbf_store_quad_FRint): Ditto.
713 (frvbf_store_quad_CPR): Ditto.
714 (frvbf_signed_integer_divide: Use GET_ISR_EDEM.
715 * frv-sim.h (H_SPR_ACC0): New macro.
716 (H_SPR_ACC63): New macro.
717 (H_SPR_ACCG0): New macro.
718 (H_SPR_ACCG63): New macro.
719 (frv_dtt): New enumerator.
720 (GET_ISR_EDE): Renamed from GET_ISR_EDEM.
721 (GET_ISR_DTT): New macro.
722 (frv_queue_data_access_error_interrupt): New function.
723 (frv_queue_instruction_access_error_interrupt): New function.
724 (frv_queue_instruction_access_exception_interrupt): New function.
725 (frv_address_forbidden): Now takes cpu as first argument.
726 * cpu.h: Regenerate.
727
7282001-04-10 Dave Brolley <brolley@redhat.com>
729
730 * registers.c (fr500_spr): Add new fields to fr500 PSR register.
731 (fr500_spr): Add STBAR and MMCR unimplemented registers for fr500.
732 (fr400_spr): Implement SPR registers for fr400.
733 (frv_register_control_init): Handle bfd_mach_fr400 properly.
734 * frv.c (spr_bpsr_get_handler): Mask field before shifting.
735 (spr_psr_get_handler): Ditto.
736 (spr_ccr_get_handler): Ditto.
737 (spr_cccr_get_handler): Ditto.
738 (frvbf_clear_accumulators): Only 4 accumulators on fr400.
739 * frv-sim.h: Update comment about MCCR_* macros.
740 * cpu.c,cpu.h: Regenerate.
741
7422001-04-05 Dave Brolley <brolley@redhat.com>
743
744 * cpu.h,decode.c,model.c,sem.c: Regenerate.
745
7462001-04-05 Dave Brolley <brolley@redhat.com>
747
748 * reset.c: Update copyright.
749 * registers.c (frv_register_control_init): Handle bfd_mach_fr400.
750 * frv.c (frvbf_model_fr400_u_exec): New function.
751 * Makefile.in (stamp-cpu): Add fr400 to list of machines.
752 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
753 Regenerate.
754
7552000-11-22 Dave Brolley <brolley@redhat.com>
756
757 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
758 Regenerate.
759
7602000-11-10 Dave Brolley <brolley@redhat.com>
761
762 * decode.c: Regenerate.
763
7642000-09-12 Dave Brolley <brolley@redhat.com>
765
766 * traps.c (frv_sim_engine_halt_hook): New function.
767 (frv_itrap): Caches now invalidated in sim_engine_halt via
768 SIM_ENGINE_HALT_HOOK.
769 (frv_break): Ditto.
770 * sim-main.h (frv_sim_engine_halt_hook): New function.
771 (SIM_ENGINE_HALT_HOOK): New macro.
772 (SIM_ENGINE_RESTART_HOOK): New macro.
773 * interrupts.c: Call to frv_term now done within sim_engine_halt via
774 SIM_ENGINE_HALT_HOOK.
775
7762000-09-08 Dave Brolley <brolley@redhat.com>
777
778 * traps.c (frv_itrap): Invalidate and flush the data and insn caches
779 respectively when stopping for a breakpoint.
780 (frv_break): Ditto.
781 * cache.h (frv_cache_invalidate_all): New function.
782 * cache.c (frv_cache_invalidate_all): New function.
783
7842000-09-05 Dave Brolley <brolley@redhat.com>
785
786 * traps.c (frv_break): If SIM_HAVE_BREAKPOINTS, call
787 sim_handle_breakpoint. Otherwise if environment != operating call
788 sim_engine_halt. Otherwise handle normally.
789 * interrupts.c (frv_queue_break_interrupt): Don't handle debugger
790 breakpoints here. Moved to frv_break in traps.c.
791
792 * sem.c: Regenerate.
793
7942000-09-01 Dave Brolley <brolley@redhat.com>
795
796 * interrupts.c (frv_queue_break_interrupt): Call sim_handle_breakpoint
797 before queuing an interrupt in order to allow 'break' to be used as
798 the breakpoint insn.
799
8002000-08-29 Dave Brolley <brolley@redhat.com>
801
802 * traps.c (frv_itrap): Invalidate the insn cache at a breakpoint.
803
8042000-07-27 Dave Brolley <brolley@redhat.com>
805
806 * cpu.h,decode.c: Rebuild.
807
8082000-07-26 Dave Brolley <brolley@redhat.com>
809
810 * frv.c (spr_cccr_get_handler): Change CRx to CCx.
811 (spr_cccr_set_handler): Change CRx to CCx.
812 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
813
8142000-07-24 Dave Brolley <brolley@redhat.com>
815
816 * sem.c: Regenerate.
817 * frv.c (frvbf_unsigned_integer_divide): Queue a write for the result.
818 Don't write it directly.
819
820Thu Jul 6 13:51:12 2000 Dave Brolley <brolley@topaz>
821
822 * configure: Regenerated to track ../common/aclocal.m4 changes.
823
8242000-07-05 Ben Elliston <bje@redhat.com>
825
826 * configure: Regenerated to track ../common/aclocal.m4 changes.
827
8282000-06-28 Dave Brolley <brolley@redhat.com>
829
830 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
831
8322000-06-21 Dave Brolley <brolley@redhat.com>
833
834 * pipeline.c: All code except frv_pipeline_setup_insn moved to
835 frv.opc.
836 * mloop.in (main loop): frv_pipeline_add_insn broken up into
837 frv_pipeline_add_insn and frv_pipeline_setup_insn.
838 * frv-sim.h: Move pipeline status code to frv.opc.
839 * model.c: Regenerate.
840
8412000-06-12 Dave Brolley <brolley@redhat.com>
842
843 * options.c (frv_option_handler): --profile-parallel implies
844 --profile-model.
845 * mloop.in (fetch_buffer): Removed.
846 (@cpu@_simulate_insn_prefetch): Monitoring of fetch buffer moved to
847 run_caches. Use cache directly if not counting cycles. Don't use
848 cache at all if not counting cycles and cache not enabled.
849 * frv.c (frv_insn_fetch_buffer): New global variable.
850 (run_caches): Monitor the status of insn prefetch requests.
851 * frv-sim.h (FRV_INSN_FETCH_BUFFER): New struct type.
852 (frv_insn_fetch_buffer): New global variable.
853
8542000-06-12 Dave Brolley <brolley@redhat.com>
855
856 * mloop.in (fetch_buffer): New static struct.
857 (@cpu@_simulate_insn_prefetch): Rewritten.
858 * cache.c (frv_cache_request_invalidate): Don't invalidate return
859 buffer.
860 (address_interference): Defer to any WAR request in either pipeline.
861
8622000-06-09 Dave Brolley <brolley@redhat.com>
863
864 * pipeline.c (insns_in_slot): New Array.
865 (frv_pipeline_add_insn): Call COUNT_INSNS_IN_SLOT.
866 * options.c (frv_options): Remove 'NONBLOCK' argument from data-cache
867 option.
868 (parse_cache_option): New function.
869 (frv_option_handler): Call parse_cache_option.
870 * frv.c (vliw_branch_taken): New variable.
871 (vliw_load_stall): New variable.
872 (handle_resource_wait): Update vliw_load_stall.
873 (frvbf_model_insn_before): Initialize vliw_branch_taken and
874 vliw_load_stall.
875 (frvbf_model_insn_after): Increment PROFILE_MODEL_LOAD_STALL_CYCLES.
876 (load_wait_for_FR): Update vliw_load_stall.
877 (load_wait_for_GR): Update vliw_load_stall.
878 (load_wait_for_FRdouble): Update vliw_load_stall.
879 (load_wait_for_GRdouble): Update vliw_load_stall.
880 (frvbf_model_fr500_u_branch): Count branches taken and not taken.
881 (slot_names): New static array.
882 (print_parallel): Now takes second argument 'verbose'. Print cycles per
883 VLIW insn and instructions per cycle. Also tabulate the number of insns
884 in each type of VLIW slot.
885 (frv_profile_info): Call print_parallel with new second argument.
886 * frv-sim.h (insn_in_slot): New array.
887 (COUNT_INSNS_IN_SLOT): New macro.
888 (INSNS_IN_SLOT): New macro.
889 * cache.c: Remove references to non_blocking_count. Remove references to
890 last_was_hit. Remove references to req_none.
891 (handle_req_store): Adjust statistics before requeuing the store
892 request.
893 (handle_req_WAR): Don't let the WAR request affect the cache statistics.
894 * cache.h: Remove references to non_blocking_count. Remove references to
895 last_was_hit. Remove references to req_none.
896 * model.c: Regenerate.
897
8982000-06-08 Dave Brolley <brolley@redhat.com>
899
900 * frv.c (request_complete): Copy load data from the correct return
901 buffer.
902
9032000-06-07 Dave Brolley <brolley@redhat.com>
904
905 * traps.c (frv_core_signal): Call frv_term before exiting.
906 (frv_itrap): Call frv_term before exiting.
907 (next_available_nesr): Make sure NECR is implemented before reading it.
908 (next_valid_nesr): Ditto.
909 (frvbf_check_non_excepting_load): Ditto.
910 (frvbf_clear_ne_flags): Ditto.
911 (frvbf_commit): Ditto.
912 (frvbf_check_recovering_store): Delay cache operation if 'model_insn'.
913 * sim-main.h (_sim_cpu): Add load_address, load_length, load_flag and
914 store_flag members.
915 (CPU_LOAD_ADDRESS): New macro.
916 (CPU_LOAD_LENGTH): New macro.
917 (CPU_LOAD_SIGNED): New macro.
918 (CPU_LOAD_LOCK): New macro.
919 * reset.c (frv_term): New function.
920 (frv_power_on_reset): Use SETMEMSI if the cache is not enabled.
921 (frv_hardware_reset): Use SETMEMSI if the cache is not enabled.
922 (frv_software_reset): Use SETMEMSI if the cache is not enabled.
923 * mloop.in (execute): Call FRV_COUNT_CYCLES to decide whether to model
924 the insn. Model the insn in two passes. One before and one after
925 execution.
926 (cache_reqno): new static variable.
927 (@cpu@_simulate_insn_prefetch): Model fetch latency by waiting for the
928 cache rather than assuming a fixed latency.
929 (xinit): Turn on PROFILE_MODEL_P before each vliw insn if the timer is
930 enabled so that modeling data is collected by cgen during execution.
931 (full-exec): Restore PROFILE_MODEL_P after each vliw insn.
932 * memory.c (data_non_cache_access): Removed.
933 (insn_non_cache_access): Removed.
934 (frvbf_read_mem_QI): Delay read operation if 'model_insn'.
935 (frvbf_read_mem_UQI): Delay read operation if 'model_insn'.
936 (frvbf_read_mem_HI): Delay read operation if 'model_insn'.
937 (frvbf_read_mem_UHI): Delay read operation if 'model_insn'.
938 (frvbf_read_mem_SI): Delay read operation if 'model_insn'.
939 (frvbf_read_mem_DI): Delay read operation if 'model_insn'.
940 (frvbf_read_mem_DF): Delay read operation if 'model_insn'.
941 (frvbf_read_imem_USI): Read the cache or ememory passively.
942 (frvbf_write_mem_QI): Don't check for non-cache access here.
943 (frvbf_write_mem_UQI): Call frvbf_write_mem_QI.
944 (frvbf_write_mem_HI): Don't check for non-cache access here.
945 (frvbf_write_mem_UHI): Call frvbf_write_mem_QI.
946 (frvbf_write_mem_SI): Don't check for non-cache access here.
947 (frvbf_write_mem_DI): Don't check for non-cache access here.
948 (frvbf_write_mem_DF): Don't check for non-cache access here.
949 (frvbf_mem_set_QI): Use cycle-accurate cache write if 'model_insn'.
950 (frvbf_mem_set_HI): Use cycle-accurate cache write if 'model_insn'.
951 (frvbf_mem_set_SI): Use cycle-accurate cache write if 'model_insn'.
952 (frvbf_mem_set_DI): Use cycle-accurate cache write if 'model_insn'.
953 (frvbf_mem_set_DF): Use cycle-accurate cache write if 'model_insn'.
954 (frvbf_mem_set_XI): Use cycle-accurate cache write if 'model_insn'.
955 * interrupts.c (check_reset): Read the cache and memory passively.
956 (frv_program_or_software_interrupt): Call frv_term before calling
957 sim_engine_halt.
958 * frv.c (all modeling functions): Break into two passes. One before
959 execuetion and one after. call load_wait_for_* for all GR and FR
960 registers.
961 (frvbf_load_quad_GR): Delay performing the load if 'model_insn'.
962 (frvbf_load_quad_FRint): Delay performing the load if 'model_insn'.
963 (frvbf_load_quad_CPR): Delay performing the load if 'model_insn'.
964 (frvbf_insn_cache_preload): Delay cache operation if 'model_insn'.
965 (frvbf_data_cache_preload): Delay cache operation if 'model_insn'.
966 (frvbf_insn_cache_unlock): Delay cache operation if 'model_insn'.
967 (frvbf_data_cache_unlock): Delay cache operation if 'model_insn'.
968 (frvbf_insn_cache_invalidate): Delay cache operation if 'model_insn'.
969 (frvbf_data_cache_invalidate): Delay cache operation if 'model_insn'.
970 (frvbf_data_cache_flush): Delay cache operation if 'model_insn'.
971 (model_insn): New global variable.
972 (fr_ptime): New array.
973 (cache_request): New enumeration.
974 (CACHE_QUEUE_ELEMENT): New struct type.
975 (CACHE_QUEUE_SIZE): New macro.
976 (cache_queue): New static struct.
977 (request_cache_load): New function.
978 (request_cache_flush): New function.
979 (request_cache_invalidate): New function.
980 (request_cache_preload): New function.
981 (request_cache_unlock): New function.
982 (submit_cache_request): New function.
983 (activate_cache_requests): New function.
984 (load_pending_for_register): New function.
985 (flush_pending_for_address): New function.
986 (remove_cache_queue_element): New function.
987 (copy_load_data): New function.
988 (request_complete): New function.
989 (run_caches): New function.
990 (frv_model_trace_wait_cycles): New function.
991 (wait_for_flush): New function.
992 (frvbf_model_insn_before): Insn prefect wait now modeled in
993 frvbf_simulate_insn_prefetch. Incremement vliw_insns here. Call
994 wait_for_flush.
995 (frvbf_model_insn_after): Call activate_cache_requests. Don't increment
996 vliw_insns here anymore.
997 (update_FR_latency_for_load): New function.
998 (update_FRdouble_latency_for_load): New function.
999 (update_FR_ptime): New function.
1000 (update_FRdouble_ptime): New function.
1001 (update_GR_latency_for_swap): New function.
1002 (load_wait_for_GR): New function.
1003 (load_wait_for_FR): New function.
1004 (load_wait_for_GRdouble): New function.
1005 (load_wait_for_FRdouble): New function.
1006 (frvbf_model_fr500_u_ici): New function.
1007 (frvbf_model_fr500_u_dci): New function.
1008 (frvbf_model_fr500_u_dcf): New function.
1009 (frvbf_model_fr500_u_icpl): New function.
1010 (frvbf_model_fr500_u_dcpl): New function.
1011 (frvbf_model_fr500_u_icul): New function.
1012 (frvbf_model_fr500_u_dcul): New function.
1013 * frv-sim.h (frv_term): New function.
1014 (insn_non_cache_access): Removed.
1015 (FRV_COUNT_CYCLES): New macro.
1016 (frv_save_peofile_model_p): New global variable.
1017 (model_insn): New enumerated global variable.
1018 (frv_model_advance_cycles): New function.
1019 (frv_model_trace_wait_cycles): New function.
1020 * cache.h (FRV_CACHE_REQUEST_KIND): New enumeration.
1021 (FRV_CACHE_WAR_REQUEST): New struct type.
1022 (FRV_CACHE_STORE_REQUEST): New struct type.
1023 (FRV_CACHE_INVALIDATE_REQUEST): New struct type.
1024 (FRV_CACHE_PRELOAD_REQUEST): New struct type.
1025 (FRV_CACHE_REQUEST): New struct type.
1026 (FRV_CACHE_RETURN_BUFFER): New struct type.
1027 (FRV_CACHE_FLUSH_STATUS): New struct type.
1028 (FRV_CACHE_STATUS): New struct type.
1029 (FRV_CACHE_STAGE): New struct type.
1030 (FRV_CACHE_STAGES): New enumeration.
1031 (FRV_CACHE_WAR): New struct type.
1032 (FRV_CACHE_PIPELINE): New struct type.
1033 (FRV_CACHE_ARS): New struct type.
1034 (FRV_CACHE_STATISTICS): New struct type.
1035 (FRV_CACHE): Add pipeline, statistics, BARS and NARS.
1036 (CACHE_RETURN_DATA): 'return_buffer' is now within 'status'.
1037 (CACHE_RETURN_DATA_ADDRESS): New macro.
1038 (frv_cache_read): Now takes pipe index as second argument.
1039 (frv_cache_enabled): New function.
1040 (frv_cache_request_load): New function.
1041 (frv_cache_request_store): New function.
1042 (frv_cache_request_invalidate): New function.
1043 (frv_cache_request_preload): New function.
1044 (frv_cache_request_unlock): New function.
1045 (frv_cache_run): New function.
1046 (frv_cache_read_passive_SI): New function.
1047 (frv_cache_data_in_buffer): New function.
1048 (frv_cache_data_flushed): New function.
1049 * cache.c (frv_cache_init): Initialize pipelines and xARS registers.
1050 (frv_cache_enabled): New function.
1051 (non_cache_access): New function.
1052 (write_data_to_memory): Count write accesses for each mode. Write to
1053 memory using sim_core_write_unaligned_1;
1054 (read_data_from_memory): New function.
1055 (fill_line_from_memory): Use read_data_from_memory.
1056 (copy_line_to_return_buffer): New function.
1057 (copy_memory_to_return_buffer): New function.
1058 (set_return_buffer_reqno): New function.
1059 (frv_cache_read): Now takes pipe index as second argument. Check for
1060 non-cache access.
1061 (frv_cache_preload): Check for non-cache access.
1062 (frv_cache_unlock): Check for non-cache access.
1063 (invalidate_return_buffer): New function.
1064 (frv_cache_invalidate): Check for non-cache access.
1065 (convert_slot_to_index): New function.
1066 (FREE_CHAIN_SIZE): New macro.
1067 (frv_cache_request_free_chain): New static variable.
1068 (frv_store_request_free_chain): New static variable.
1069 (allocate_new_cache_requests): New function.
1070 (new_cache_request): New function.
1071 (free_cache_request): New function.
1072 (new_store_request): New function.
1073 (pipeline_remove_request): New function.
1074 (pipeline_add_request): New function.
1075 (pipeline_requeue_request): New function.
1076 (next_priority): New function.
1077 (add_WAR_request): New function.
1078 (pipeline_next_request): New function.
1079 (pipeline_stage_request): New function.
1080 (advance_pipelines): New function.
1081 (frv_cache_request_load): New function.
1082 (frv_cache_request_store): New function.
1083 (frv_cache_request_invalidate): New function.
1084 (frv_cache_request_preload): New function.
1085 (frv_cache_request_unlock): New function.
1086 (address_interference): New function.
1087 (wait_for_WAR): New function.
1088 (wait_in_WAR): New function.
1089 (handle_req_load): New function.
1090 (handle_req_preload): New function.
1091 (handle_req_store): New function.
1092 (handle_req_invalidate): New function.
1093 (handle_req_unlock): New function.
1094 (handle_req_WAR): New function.
1095 (arbitrate_requests): New function.
1096 (move_ARS_to_WAR): New function.
1097 (decrease_latencies): New function.
1098 (frv_cache_run): New function.
1099 (frv_cache_read_passive_SI): New function.
1100 (frv_cache_data_in_buffer): New function.
1101 (frv_cache_data_flushed): New function.
1102 * arch.h,decode.c,decode.h,model.c,sem.c: Rebuild.
1103
1104Wed May 24 14:40:34 2000 Andrew Cagney <cagney@b1.cygnus.com>
1105
1106 * configure: Regenerated to track ../common/aclocal.m4 changes.
1107
11082000-05-19 Dave Brolley <brolley@redhat.com>
1109
1110 * traps.c (frv_rett): Check for exceptions in the order specified in the
1111 architecture spec. Allow privileged_instruction interrrupt to be handled
1112 normally.
1113 * registers.c (frv_register_control_init): Handle bfd_mach_frvtomcat.
1114 * frv.c (frvbf_signed_integer_divide): Use updated dtt to decide whether
1115 to clear the NE flag.
1116 (frvbf_model_tomcat_u_exec): New function.
1117 * frv-sim.h (frvbf_division_exception): Now returns updated dtt.
1118 * Makefile.in (stamp-cpu): Add 'tomcat' to 'mach' value.
1119 * arch.c,arch.h,cpu.h,cpuall.h,model.h,decode.c,sem.c: Regenerate.
1120
11212000-05-18 Dave Brolley <brolley@redhat.com>
1122
1123 * sim-if.c (elf-bfd.h): #include it.
1124 (sim_open): Set machine amd architecture based on elf flags.
1125
11262000-04-04 Dave Brolley <brolley@redhat.com>
1127
1128 * frv-sim.h (frv_h_psr_esr_set_handler): Removed.
1129 Delete '#if 0' blocks.
1130 * frv.c: Delete '#if 0' blocks.
1131 (spr_psr_set_handler): Remove special handling for circular referencing of handlers for
1132 PSR.S and PSR.ESR.
1133 (frv_h_psr_esr_set_handler): Removed.
1134 * interrupts.c: Delete '#if 0' blocks.
1135 * memory.c: Delete '#if 0' blocks.
1136 * cpu.c,cpu.h: Regenerate.
1137
11382000-04-03 Dave Brolley <brolley@redhat.com>
1139
1140 * traps.c (frvbf_check_recovering_store): Invalidate data cache line
1141 containing the target address.
1142 (clear_nesr_neear): No longer takes hi_available and lo_available.
1143 Remove bogus check for available GR registers.
1144 (frvbf_clear_ne_flags): Update call to clear_nesr_neear.
1145 (frvbf_commit): Update call to clear_nesr_neear.
1146 * interrupts.c (next_available_esr): Removed.
1147 (next_available_edr): Removed.
1148 (next_available_fq): Removed.
1149 * frv.c (frvbf_fetch_register): Remove "FIXME" comment.
1150 (frvbf_store_register): Remove "FIXME" comment.
1151 * frv-sim.h (UART_INCHAR_ADDR): Removed.
1152 (UART_OUTCHAR_ADDR): Removed.
1153 (UART_STATUS_ADDR): Removed.
1154 (UART_INPUT_READY): Removed.
1155 (UART_OUTPUT_READY): Removed.
1156 (FRV_DEVICE_ADDR): Removed.
1157 (FRV_DEVICE_LEN): Removed.
1158 (SET_NESR): Call frvbf_force_update.
1159 (SET_NEEAR): Call frvbf_force_update.
1160 (SET_NE_FLAGS): Call frvbf_force_update.
1161
11622000-03-30 Dave Brolley <brolley@redhat.com>
1163
1164 * configure: Regenerated.
1165
11662000-03-30 Dave Brolley <brolley@redhat.com>
1167
1168 * registers.c (fr500_spr): Define ESR14-15 and EPCSR14-15 for fr500.
1169 * memory.c (frvbf_write_mem_*): Save slot containing the insn
1170 performing the write.
1171 (frvbf_mem_set_*): Overwrite the slot information of the interrupt
1172 queue element with the information in the interrupt state.
1173 * interrupts.c (frv_queue_interrupt): Call frv_set_interrupt_queue_slot.
1174 (frv_queue_fp_exception_interrupt): Initialize 'new_element'.
1175 (frv_set_interrupt_queue_slot): New function.
1176 (esr_for_data_access_exception): New function.
1177 (set_edr_register): edr_index is now passed in.
1178 (fq_for_exception): New function.
1179 (set_fp_exception_registers): Call fq_for_exception. Interrupt queue
1180 element now passed in.
1181 (set_exception_status_registers): Obtain slot from interrupt queue
1182 element. Call esr_for_data_access_exception. Use ESR14
1183 for data_store_error. Use ESR15 for data_access_error. Use EDR0.
1184 (frv_save_data_written_for_interrupts): Save slot containing the insn
1185 performing the write.
1186 * frv-sim.h (struct frv_fp_exception_info): Use frv_fsr_traps and
1187 frv_fsr_ftt.
1188 (struct frv_interrupt_state): Add 'slot' field.
1189 (frv_set_interrupt_queue_slot): New function.
1190 (frv_set_write_queue_slot): New function.
1191
11922000-03-24 Dave Brolley <brolley@redhat.com>
1193
1194 * mloop.in (_parallel_write_init): Initialize
1195 frv_interrupt_state.imprecise_interrupt.
1196 (_parallel_write_queued): After an imprecise interrupt, only perform
1197 forced writes and floating point writes (for certain exceptions).
1198 * interrupts.c (handle_interrupt): Set
1199 frv_interrupt_state.imprecise_interrupt for writeback after an imprecise
1200 interrupt.
1201 (frv_process_interrupts): No need to clear f_ne_flags.
1202 * frv.c (frvbf_signed_integer_divide): Queue writes to GR registers and
1203 force them to happen even if there is an overflow exception.
1204 (frvbf_force_update): New function.
1205 * frv-sim.h (frvbf_force_update): New function.
1206 (struct frv_interrupt_state): Add imprecise_interrupt.
1207 (FRV_WRITE_QUEUE_FORCE_WRITE): New macro.
1208 * sem.c: Regenerate.
1209
12102000-03-23 Dave Brolley <brolley@redhat.com>
1211
1212 * traps.c (frv_rett): Queue FRV_ILLEGAL_INSTRUCTION directly.
1213 * registers.c (frv_spr): MCIRL -> MCILR.
1214 * interrupts.c (frv_queue_non_implemented_instruction_interrupt):
1215 New function.
1216 (frv_detect_insn_access_interrupts):
1217 Call frv_queue_non_implemented_instruction_interrupt.
1218 (frv_process_interrupts): Clear accumulated NE flags.
1219 * frv.c (frvbf_media_cop): New function.
1220 (frvbf_set_ne_index): Now takes (SIM_CPU *) as first argument. Clear
1221 the NE flag of the given target register.
1222 (frvbf_model_fr500_u_float_arith): Account for FRdouble registers.
1223 (frvbf_model_fr500_u_float_dual_arith): Account for FRdouble registers.
1224 (frvbf_model_fr500_u_float_dual_sqrt): New function.
1225 (frvbf_model_fr500_u_float_convert): Account for FRdouble registers.
1226 (frvbf_model_fr500_u_float_dual_convert): New function.
1227 * frv-sim.h (frvbf_media_cop): New function.
1228 (GET_FQ): Use H_SPR_FQST0.
1229 (SET_FQ): Use H_SPR_FQST0.
1230 (SET_FQ_OPC): Use J_SPR_FQOP0.
1231 (GET_MSR_EMCI): New macro.
1232 (frv_queue_non_implemented_instruction_interrupt): New function.
1233 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1234
12352000-03-08 Dave Brolley <brolley@redhat.com>
1236
1237 * traps.c (frv_rett): Align new_pc.
1238 * memory.c (frvbf_read_mem_HI): Align address.
1239 (frvbf_read_mem_UHI): Align address.
1240 (frvbf_read_mem_SI): Align address.
1241 (frvbf_read_mem_DI): Align address.
1242 (frvbf_read_mem_DF): Align address.
1243 (frvbf_read_imem_USI): Align address.
1244 (frvbf_mem_set_HI): Align address.
1245 (frvbf_mem_set_SI): Align address.
1246 (frvbf_mem_set_DI): Align address.
1247 (frvbf_mem_set_DF): Align address.
1248 (frvbf_mem_set_XI): Align address.
1249 * registers.c (frv_spr): Initialize FSR0.NS to 1.
1250 (fr500_spr): Initialize FSR0.NS to 1.
1251 * interrupts.c (frv_queue_mem_address_not_aligned_interrupt): Check
1252 whether the exception is masked.
1253 * frv.c (frvbf_load_quad_GR): Align address.
1254 (frvbf_store_quad_GR): Align address.
1255 (frvbf_load_quad_FRint): Align address.
1256 (frvbf_store_quad_FRint): Align address.
1257 (frvbf_load_quad_CPR): Align address.
1258 (frvbf_store_quad_CPR): Align address.
1259 * frv-sim.h (GET_ISR_EMAM): New macro.
1260
12612000-03-08 Dave Brolley <brolley@redhat.com>
1262
1263 * traps.c (frvbf_division_exception): Check for masked overflow and
1264 set NE flags, if necessary.
1265 (frvbf_check_recovering_store): Queue writes to the hardware.
1266 (check_registers_available): Removed.
1267 (which_registers_available): Call frv_{fr,gr}_registers_available.
1268 (frvbf_clear_ne_flags): Call check_register_access.
1269 (frvbf_commit): Call check_register_access.
1270 * registers.h (frv_fr_registers_available): New function.
1271 (frv_gr_registers_available): New function.
1272 (frv_check_register_access): New function.
1273 (frv_check_gr_access): New function.
1274 (frv_check_fr_access): New function.
1275 * registers.c (frv_spr): Correct initial value of ISR.
1276 (fr500_spr): Correct initial value of ISR.
1277 (frv_fr_registers_available): New function.
1278 (frv_gr_registers_available): New function.
1279 (frv_check_register_access): New function.
1280 (frv_check_gr_access): New function.
1281 (frv_check_fr_access): New function.
1282 * interrupts.c (frv_queue_division_exception_interrupt): New function.
1283 (set_isr_exception_fields): New function.
1284 (set_exception_status_registers): Set ISR fields for division exception.
1285 (frv_save_data_written_for_interrupts): Handle CGEN_FN_SF_WRITE.
1286 * frv.c (frvbf_h_gr_get_handler): New function.
1287 (frvbf_h_gr_set_handler): New function.
1288 (frvbf_h_fr_get_handler): New function.
1289 (frvbf_h_fr_set_handler): New function.
1290 (frvbf_h_spr_get_handler): Remove special handling for ISR.
1291 (frvbf_h_spr_set_handler): Remove special handling for ISR.
1292 (spr_isr_get_handler): Removed.
1293 (spr_isr_set_handler): Removed.
1294 (frvbf_signed_integer_divide): New funciton.
1295 (frvbf_unsigned_integer_divide): New funciton.
1296 * frv-sim.h (frvbf_h_gr_get_handler): New function.
1297 (frvbf_h_gr_set_handler): New function.
1298 (frvbf_h_fr_get_handler): New function.
1299 (frvbf_h_fr_set_handler): New function.
1300 (frvbf_signed_integer_divide): New funciton.
1301 (frvbf_unsigned_integer_divide): New funciton.
1302 (frv_dtt): New enumeration.
1303 (struct frv_interrupt_queue_element): Add dtt member.
1304 (GET_ISR): New macro.
1305 (SET_ISR): New macro.
1306 (GET_ISR_EDEM): New macro.
1307 (SET_ISR_DTT): New macro.
1308 (SET_ISR_AEXC): New macro.
1309 (frvbf_division_exception): Add 2 'int' arguments.
1310 (frvbf_check_non_excepting_divide): Removed.
1311 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1312
13132000-02-29 Dave Brolley <brolley@redhat.com>
1314
1315 * traps.c (frv_itrap): Use GET_H_GR, SET_H_GR, GET_H_FR.
1316 (frv_rett): Use hardware access macros. Write PSR as a whole.
1317 (next_available_nesr): Check that NECR is valid.
1318 (next_valid_nesr): Check that NECR is valid.
1319 (frvbf_check_non_excepting_load): User new NECR access macros. Don't
1320 call hardware access functions. Use cover macros.
1321 (check_registers_available): New function.
1322 (clear_nesr_near): Check register availability.
1323 (clear_ne_flags): Check register availability.
1324 (frvbf_clear_ne_flags): Check register availability.
1325 (frvbf_commit): Check register availability.
1326 (which_registers_available): New function.
1327 * sim-main.h (registers.h): #include it.
1328 (register_control): New cpu field.
1329 (CPU_REGISTER_CONTROL): New macro.
1330 * reset.c (frv_initialize): Set HSR0 fields for cache here.
1331 (frv_power_on_reset): Initialize SPR registers and RSTR.
1332 (frv_hardware_reset): Initialize SPR registers and RSTR.
1333 (frv_software_reset): Reset SPR registers and RSTR.
1334 * options.c (frv_option_handler): Don't set HSR0 fields for cache here.
1335 Call frv_cache_init.
1336 * mloop.in (main loop): Check for insn access interrupts before
1337 executing the insn.
1338 * interrupts.c (frv_queue_external_interrupt): Use GET_H_PSR_ET.
1339 (frv_detect_insn_access_interrupts): Don't call hardware access
1340 functions directly. Use cover macros.
1341 (check_reset): Don't reset RSTR here.
1342 (next_available_esr): ESFR -> ESFR_FLAG.
1343 (next_available_edr): ESFR -> ESFR_FLAG.
1344 (clear_exception_status_registers): Use GET_ESFR and SET_ESFR.
1345 ESFR -> ESFR_FLAG.
1346 (frv_break_interrupt): Don't call hardware access functions directly.
1347 Use cover macros.
1348 (frv_program_or_software_interrupt): Ditto.
1349 (frv_external_interrupt): Ditto.
1350 * frv.c (frvbf_fetch_register): Don't call 'get' functions directly.
1351 (frvbf_store_register): Don't call 'set' functions directly.
1352 (frvbf_h_gr_double_get_handler): Use GET_H_GR.
1353 (frvbf_h_gr_double_set_handler): Use SET_H_GR.
1354 (frvbf_h_fr_double_get_handler): Use GET_H_FR.
1355 (frvbf_h_fr_double_set_handler): Use SET_H_FR.
1356 (frvbf_h_fr_int_get_handler): Use GET_H_FR.
1357 (frvbf_h_fr_int_set_handler): Use SET_H_FR.
1358 (frvbf_h_cpr_double_get_handler): Use GET_H_CPR.
1359 (frvbf_h_cpr_double_set_handler): Use SET_H_CPR.
1360 (frvbf_h_gr_quad_set_handler): Use SET_H_GR.
1361 (frvbf_h_fr_quad_set_handler): Use SET_H_FR.
1362 (frvbf_h_spr_get_handler): Check SPR access. Call renamed functions.
1363 Support shadow registers.
1364 (frvbf_h_spr_set_handler): Check SPR access. Call renamed functions.
1365 Support shadow registers.
1366 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1367 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1368 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1369 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1370 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1371 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1372 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1373 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1374 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1375 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1376 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1377 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1378 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1379 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1380 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1381 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1382 (frvbf_h_psr_esr_set_handler): Update to conform to FRV architecture
1383 version 1.3a.
1384 (spr_ccr_get_handler): Don't reference the hardware directly.
1385 (spr_ccr_set_handler): Don't reference the hardware directly.
1386 (spr_cccr_get_handler): Don't reference the hardware directly.
1387 (spr_cccr_set_handler): Don't reference the hardware directly.
1388 (spr_sr_get_handler): New function.
1389 (spr_sr_set_handler): New function.
1390 (frvbf_switch_supervisor_user_context): Temporarily switch to
1391 supervisor mode.
1392 (frvbf_store_quad_GR): Don't call handler directly.
1393 (frvbf_store_quad_FRint): Don't call handler directly.
1394 (frvbf_store_quad_CPR): Don't call handler directly.
1395 (frvbf_clear_all_accumulators): Removed.
1396 (frvbf_clear_accumulators): New function.
1397 (frvbf_model_fr500_u_media): Expand busy_adjustment to 8 members.
1398 Account for in_ACCGi and out_ACCGk.
1399 * frv-sim.h (RSTR_HARDWARE_RESET): New macro.
1400 (RSTR_SOFTWARE_RESET): New macro.
1401 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1402 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1403 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1404 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1405 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1406 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1407 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1408 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1409 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1410 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1411 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1412 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1413 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1414 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1415 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1416 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1417 (frvbf_clear_all_accumulators): Removed.
1418 (frvbf_clear_accumulators): New function.
1419 (GET_HSR0): Use GET_H_SPR.
1420 (SET_HSR0): Use SET_H_SPR.
1421 (CLEAR_HSR0_ICE): New macro.
1422 (CLEAR_HSR0_DCE): New macro.
1423 (GET_IHSR8): Use GET_H_SPR.
1424 (GET_PSR): New macro.
1425 (SET_PSR_ET): New macro.
1426 (GET_PSR_PS): New macro.
1427 (SET_PSR_S): New macro.
1428 (GET_ESFR): Changed to reference entire register.
1429 (SET_ESFR): Changed to reference entire register.
1430 (GET_ESFR_FLAG): New macro.
1431 (SET_ESFR_FLAG): New macro.
1432 (NECR_ELOS): Removed.
1433 (NECR_NEN): Removed.
1434 (NECR_VALID): Removed.
1435 (GET_NECR): New macro.
1436 (GET_NECR_ELOS): New macro.
1437 (GET_NECR_NEN): New macro.
1438 (GET_NECR_VALID): New macro.
1439 (NESR_RANGE): Removed.
1440 (GET_NESR): Use GET_H_SPR.
1441 (GET_NE_FLAGS): Use GET_H_SPR.
1442 * cache.h (CACHE_INITIALIZED): New macro.
1443 * Makefile.in (SIM_OBJS): Add registers.o.
1444 (SIM_EXTRA_DEPS): Add registers.h.
1445 (registers.o): New target.
1446 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1447
14482000-02-17 Dave Brolley <brolley@redhat.com>
1449
1450 * interrupts.c (frv_interrupt_table): Update priority order and handler
1451 offsets to conform to the architecture version 1.3a.
1452 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1453 to the architecture version 1.3a.
1454
14552000-02-17 Dave Brolley <brolley@redhat.com>
1456
1457 * interrupts.c (frv_interrupt_table): Update priority order and handler
1458 offsets to conform to the latest specifications.
1459 (frv_queue_interrupt): Correct comment. Identical interrupts can be
1460 queued. New variable 'iclass' used to test for external interrupts.
1461 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1462 to the latest specifications.
1463
14642000-01-20 Dave Brolley <brolley@redhat.com>
1465
1466 * sim-if.c (sim_open): Move frv-specific initialization to
1467 frv_initialize in reset.c.
1468 * interrupts.c (check_reset): Use RSTR_ADDRESS. Check and reset RSTR
1469 status bits for hardware vs software reset.
1470 * reset.c: New file.
1471 * frv-sim.h (frv_initialize): New function.
1472 (frv_power_on_reset): New function.
1473 (frv_hardware_reset): New function.
1474 (frv_software_reset): New function.
1475 (RSTR_ADDRESS): New macro.
1476 (RSTR_INITIAL_VALUE): New macro.
1477 (GET_RSTR_HR): New macro.
1478 (GET_RSTR_SR): New macro.
1479 (SET_RSTR_H): New macro.
1480 (SET_RSTR_S): New macro.
1481 (CLEAR_RSTR_P): New macro.
1482 (CLEAR_RSTR_H): New macro.
1483 (CLEAR_RSTR_S): New macro.
1484 (CLEAR_RSTR_HR): New macro.
1485 (CLEAR_RSTR_SR): New macro.
1486
14872000-01-03 Dave Brolley <brolley@cygnus.com>
1488
1489 * mloop.in (execute): Only call modeling function if the pointer is not
1490 NULL.
1491 * frv.c (frvbf_model_insn_after): Only access FR500_MODEL_DATA for
1492 fr500.
1493
14942000-01-03 Dave Brolley <brolley@cygnus.com>
1495
1496 * options.c (OPTION_FRV_MEMORY_LATENCY): New enumerator.
1497 (frv_options): Add --memory-latency.
1498 (frv_option_handler): Handle FRV_OPTION_MEMORY_LATENCY.
1499 * mloop.in (@cpu@_simulate_insn_prefetch): Use cache memory_latency.
1500 * frv.c (SET_ACC_USE_IS_MEDIA_P1): operate on d->curr_acc_p1
1501 (SET_ACC_USE_NOT_MEDIA_P1): operate on d->curr_acc_p1
1502 (SET_ACC_USE_IS_MEDIA_P2): operate on d->curr_acc_p1
1503 (SET_ACC_USE_NOT_MEDIA_P2): operate on d->curr_acc_p1
1504 (update_latencies): Only clear usage flags if the register has no
1505 target latency.
1506 (frvbf_model_insn_before): Update cur_acc_p1 and cur_acc_p2. Use | (or)
1507 not |= (or assgnment).
1508 (frvbf_model_insn_after): Print post processing wait for all insns.
1509 Update prev_acc_p1 and prev_acc_p2.
1510 (frvbf_model_fr500_u_gr_load_store): Use cache memory_latency.
1511 (frvbf_model_fr500_u_fr_load_store): Use cache memory_latency.
1512 (frvbf_model_fr500_u_swap): Use cache memory_latency.
1513 (frvbf_model_fr500_u_media): Use busy_adjustment[4] for out_ACC40Sk.
1514 (frvbf_model_fr500_u_media): Use busy_adjustment[5] for out_ACC40Uk.
1515 (frvbf_model_fr500_u_media_quad_arith): New function.
1516 (frvbf_model_fr500_u_media_dual_mul): New function.
1517 (frvbf_model_fr500_u_media_quad_mul): New function.
1518 (frvbf_model_fr500_u_media_quad_complex): New function.
1519 (frvbf_model_fr500_u_media_dual_expand): New function.
1520 (frvbf_model_fr500_u_media_dual_unpack): New function.
1521 (frvbf_model_fr500_u_media_dual_btoh): New function.
1522 (frvbf_model_fr500_u_media_dual_htob): New function.
1523 (frvbf_model_fr500_u_media_dual_btohe): New function.
1524 (frv_ref_SI): New function.
1525 * cache.h (FRV_CACHE): Add memory_latency field.
1526 * cache.c (frv_cache_init): Initialize memory_latency.
1527 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1528
15291999-12-17 Dave Brolley <brolley@cygnus.com>
1530
1531 * sim-if.c (sim_open): Initialize insn prefetch and reset register.
1532 * options.c (OPTIONS_FRV_PROFILE_CACHE): New enumeration.
1533 (OPTIONS_FRV_PROFILE_PARALLEL): New enumeration.
1534 (OPTIONS_FRV_TIMER): New enumeration.
1535 (frv_options): Add --profile-cache, --profile-parallel, --timer.
1536 (frv_option_handler): Override common implementation of -p. Handle
1537 --profile-cache, --profile-parallel, --timer.
1538 * mloop.in (execute): Call profiling functions if the timer interrupt
1539 is enabled.
1540 (@cpu@_simulate_insn_prefetch): New function.
1541 (main loop): Call @cpu@_simulate_insn_prefetch.
1542 * interrupts.c (frv_queue_interrupt): Don't queue two external
1543 interrupts of the same priority.
1544 (frv_queue_external_interrupt): New function.
1545 (frv_external_interrupt): New function.
1546 (handle_interrupt): Handle external interrupts.
1547 (check_reset): New function.
1548 (frv_process_interrupts): Call check_reset.
1549 * frv.c: Include "bfd.h"
1550 (frvbf_h_psr_get_handler): Set the PIL field.
1551 (frvbf_h_psr_set_handler): Get the PIL field.
1552 (DUAL_REG): New macro.
1553 (DUAL_DOUBLE): New macro.
1554 (SET_USE_IS_FPOP): New macro.
1555 (SET_USE_NOT_FPOP): New macro.
1556 (USE_IS_FPOP): New macro.
1557 (SET_USE_IS_MEDIA): New macro.
1558 (SET_USE_NOT_MEDIA): New macro.
1559 (USE_IS_MEDIA_P1): New macro.
1560 (SET_USE_IS_MEDIA_P1): New macro.
1561 (SET_USE_NOT_MEDIA_P1): New macro.
1562 (SET_USE_IS_MEDIA_P2): New macro.
1563 (SET_USE_NOT_MEDIA_P2): New macro.
1564 (USE_IS_MEDIA_P2): New macro.
1565 (SET_ACC_USE_IS_MEDIA_P1): New macro.
1566 (SET_ACC_USE_NOT_MEDIA_P1): New macro.
1567 (ACC_USE_IS_MEDIA_P1): New macro.
1568 (SET_ACC_USE_IS_MEDIA_P2): New macro.
1569 (SET_ACC_USE_NOT_MEDIA_P2): New macro.
1570 (ACC_USE_IS_MEDIA_P2): New macro.
1571 (RESOURCE_IDIV): New macro.
1572 (RESOURCE_FDIV): New macro.
1573 (RESOURCE_SQRT): New macro.
1574 (fr_busy_adjust): New array.
1575 (acc_busy_adjust): New array.
1576 (apply_latency_adjustments): New function.
1577 (update_latencies): New function.
1578 (handle_wait_cycles): New function.
1579 (handle_resource_wait): New function.
1580 (update_target_latencies): New function.
1581 (frvbf_model_insn_before): Add resource latency to cycle counts.
1582 (frvbf_model_insn_after): Add resource latency to cycle counts.
1583 (update_GR_latency): New function.
1584 (update_GRdouble_latency): New function.
1585 (update_FR_latency): New function.
1586 (update_FRdouble_latency): New function.
1587 (decrease_ACC_busy): New function.
1588 (decrease_FR_busy): New function.
1589 (increase_FR_busy): New function.
1590 (update_ACC_latency): New function.
1591 (update_CCR_latency): New function.
1592 (update_idiv_resource_latency): New function.
1593 (update_fdiv_resource_latency): New function.
1594 (update_fsqrt_resource_latency): New function.
1595 (vliw_wait_for_GR): New function.
1596 (vliw_wait_for_GRdouble): New function.
1597 (vliw_wait_for_FR): New function.
1598 (vliw_wait_for_FRdouble): New function.
1599 (vliw_wait_for_CCR): New function.
1600 (vliw_wait_for_ACC): New function.
1601 (vliw_wait_for_idiv_resource): New function.
1602 (vliw_wait_for_fdiv_resource): New function.
1603 (vliw_wait_for_fsqrt_resource): New function.
1604 (enforce_full_fr_latency): New function.
1605 (frvbf_model_fr500_u_exec): New function.
1606 (frvbf_model_fr500_u_integer): New function.
1607 (frvbf_model_fr500_u_imul): New function.
1608 (frvbf_model_fr500_u_idiv): New function.
1609 (frvbf_model_fr500_u_branch): New function.
1610 (frvbf_model_fr500_u_set_hilo): New function.
1611 (frvbf_model_fr500_u_gr_load_store): New function.
1612 (frvbf_model_fr500_u_fr_load_store): New function.
1613 (frvbf_model_fr500_u_swap): New function.
1614 (frvbf_model_fr500_u_fr2fr): New function.
1615 (frvbf_model_fr500_u_fr2gr): New function.
1616 (frvbf_model_fr500_u_spr2gr): New function.
1617 (frvbf_model_fr500_u_gr2fr): New function.
1618 (frvbf_model_fr500_u_gr2spr): New function.
1619 (post_wait_for_FR): New function.
1620 (post_wait_for_FRdouble): New function.
1621 (post_wait_for_ACC): New function.
1622 (post_wait_for_CCR): New function.
1623 (post_wait_for_fdiv): New function.
1624 (post_wait_for_fsqrt): New function.
1625 (adjust_float_register_busy): New function.
1626 (adjust_double_register_busy): New function.
1627 (restore_float_register_busy): New function.
1628 (restore_double_register_busy): New function.
1629 (frvbf_model_fr500_u_float_arith): New function.
1630 (frvbf_model_fr500_u_float_dual_arith): New function.
1631 (frvbf_model_fr500_u_float_div): New function.
1632 (frvbf_model_fr500_u_float_sqrt): New function.
1633 (frvbf_model_fr500_u_float_compare): New function.
1634 (frvbf_model_fr500_u_float_dual_compare): New function.
1635 (frvbf_model_fr500_u_float_convert): New function.
1636 (frvbf_model_fr500_u_media): New function.
1637 (frvbf_model_fr500_u_barrier): New function.
1638 (frvbf_model_fr500_u_membar): New function.
1639 * frv-sim.h (LEUINT): New macro.
1640 (GET_HSR0_SA): New macro.
1641 (struct frv_interrupt_timer): New struct.
1642 (struct frv_interrupt_state): Add timer fiield.
1643 (frv_queue_external_interrupt): New function.
1644 (frv_external_interrupt): New function.
1645 (frv_profile_info): New function.
1646 (PROFILE_CACHE_IDX): New enumerator.
1647 (PROFILE_PARALLEL_IDX): New enumerator.
1648 (PROFILE_cache): New macro.
1649 (PROFILE_parallel): New macro.
1650 (WITH_PROFILE_CACHE_P): New macro.
1651 (WITH_PROFILE_PARALLEL_P): New macro.
1652 * cache.h (FRV_CACHE): Add last_was_hit field.
1653 * cache.c (get_tag): Use new last_was_hit field.
1654 (frv_cache_read): Ditto.
1655 (frv_cache_write): Ditto.
1656 * arch.h,cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1657
16581999-12-13 Dave Brolley <brolley@cygnus.com>
1659
1660 * frv.c (frvbf_h_spr_set_handler): Handle accumulator guards.
1661 (frvbf_clear_all_accumulators): Pass frvbf_h_acc40S_set to
1662 sim_queue_fn_di_write.
1663 (frvbf_media_cut_ss): New function.
1664 * frv-sim.h (frvbf_media_cut_ss): New function.
1665 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1666
16671999-12-13 Dave Brolley <brolley@cygnus.com>
1668
1669 * pipeline.c (check_insn_major_constraints): F-4, F-8 and M-8 have
1670 no constraints.
1671 * interrupts.c (frv_queue_illegal_instruction_interrupt): Use
1672 FRV_IS_FLOAT_INSN and FRV_IS_MEDIA_INSN.
1673 (frv_detect_insn_access_interrupts): Use FRV_IS_FLOAT_INSN and
1674 FRV_IS_MEDIA_INSN.
1675 * frv.c (frvbf_model_simple_u_exec): New function.
1676 * frv-sim.h (FRV_IS_FLOAT_INSN): Range includes F-8.
1677 (FRV_IS_MEDIA_INSN): Range includes M-8.
1678
1679 * Makefile.in (stamp-cpu): add 'simple' to the list of machines.
1680 * arch.c,arch.h,cpu.h,cpuall.h,decode.c,decode.h,model.c,sem.c:
1681 Regenerate.
1682
16831999-12-10 Dave Brolley <brolley@cygnus.com>
1684
1685 * traps.c (check_registers_available): New function.
1686 (clear_ne_flags): Generate register_exception if register(s) not
1687 available.
1688 (frvbf_commit): Generate register_exception if register(s) not
1689 available.
1690 * interrupts.c (frv_program_or_software_interrupt): No need to copy
1691 GR4-GR7 to SR0-SR4.
1692 * frv.c (frvbf_h_psr_set_handler): Special handling for PSR.S and
1693 PSR.ESR.
1694 (frvbf_h_psr_s_set_handler): New function.
1695 (frvbf_h_psr_esr_set_handler): New function.
1696 (frvbf_switch_supervisor_user_context): New function.
1697 (frvbf_scan_result): Reflect latest ISA.
1698 * frv-sim.h (frvbf_h_psr_s_set_handler): New function.
1699 (frvbf_h_psr_esr_set_handler): New function.
1700 (frvbf_switch_supervisor_user_context): New function.
1701 (GET_HSR0_FRN): New Macro.
1702 (GET_HSR0_GRN): New Macro.
1703 (GET_HSR0_FRHE): New Macro.
1704 (GET_HSR0_FRLE): New Macro.
1705 (GET_HSR0_GRHE): New Macro.
1706 (GET_HSR0_GRLE): New Macro.
1707 (frv_ec): New value for FRV_EC_COMMIT_EXCEPTION.
1708 (GET_ESFR): New bit ordering.
1709 (SET_ESFR): New bit ordering.
1710 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1711
17121999-12-10 Michael Meissner <meissner@cygnus.com>
1713
1714 * Makefile.in (sim-if.o): Add eng.h dependency.
1715
17161999-12-09 Dave Brolley <brolley@cygnus.com>
1717
1718 * mloop.in (execute): Pass sc->first_insn_p to @cpu@_model_insn_before.
1719 Pass sc->last_insn_p to @cpu@_model_insn_before.
1720 (main loop): Compute sc->first_insn_p.
1721 * frv.c (frvbf_model_insn_before): Set state variables.
1722 (frvbf_model_insn_after): Count basic cycles. Set state variables.
1723 (frvbf_model_fr500_u_integer): Remove.
1724 * arch.h,cpu.h,decode.h,model.c: Regenerate.
1725
17261999-12-07 Dave Brolley <brolley@cygnus.com>
1727
1728 * sim-main.h (cache.h): Include it.
1729 (insn_cache): New member.
1730 (data_cache): New member.
1731 (CPU_INSN_CACHE): New macro.
1732 (CPU_DATA_CACHE): New macro.
1733 * sim-if.c (WANT_CPU): New macro.
1734 (WANT_CPU_FRVBF): New macro.
1735 (sim_open): Call sim_add_option_table. Call frv_cache_init for the
1736 data and insn caches for each cpu.
1737 (sim_close): Call frv_cache_term for the insn and data caches of each
1738 cpu.
1739 * mloop.in (extract): Read insn from the cache.
1740 (main loop): Access the insn cache in order to maintain stats.
1741 * memory.c (data_non_cache_access): New function.
1742 (insn_non_cache_access): New function.
1743 (frvbf_read_mem_QI): Attempt to read from the cache first.
1744 (frvbf_read_mem_UQI): Ditto.
1745 (frvbf_read_mem_HI): Ditto.
1746 (frvbf_read_mem_UHI): Ditto.
1747 (frvbf_read_mem_SI): Ditto.
1748 (frvbf_read_mem_DI): Ditto.
1749 (frvbf_read_mem_DF): Ditto.
1750 (frvbf_read_imem_USI): New function.
1751 (frvbf_write_mem_QI): Write through the cache is it is enabled.
1752 (frvbf_write_mem_UQI): Ditto.
1753 (frvbf_write_mem_HI): Ditto.
1754 (frvbf_write_mem_UHI): Ditto.
1755 (frvbf_write_mem_SI): Ditto.
1756 (frvbf_write_mem_DI): Ditto.
1757 (frvbf_write_mem_DF): Ditto.
1758 (frvbf_mem_set_QI): New function.
1759 (frvbf_mem_set_HI): New function.
1760 (frvbf_mem_set_SI): New function.
1761 (frvbf_mem_set_DI): New function.
1762 (frvbf_mem_set_DF): New function.
1763 (frvbf_mem_set_XI): New function.
1764 * interrupts.c (frv_save_data_written_for_interrupts): Handle
1765 CGEN_FN_MEM_QI_WRITE,
1766 CGEN_FN_MEM_HI_WRITE, CGEN_FN_MEM_SI_WRITE, CGEN_FN_MEM_DI_WRITE,
1767 CGEN_FN_MEM_DF_WRITE, CGEN_FN_MEM_XI_WRITE.
1768 * frv.c (frvbf_load_quad_GR): Call frvbf_read_mem_SI.
1769 Call sim_queue_fn_mem_xi_write.
1770 (frvbf_load_quad_FRint): Call frvbf_read_mem_SI.
1771 Call sim_queue_fn_mem_xi_write.
1772 (frvbf_load_quad_CPR): Call frvbf_read_mem_SI.
1773 Call sim_queue_fn_mem_xi_write.
1774 (frvbf_insn_cache_preload): New function.
1775 (frvbf_data_cache_preload): New function.
1776 (frvbf_insn_cache_unlock): New function.
1777 (frvbf_data_cache_unlock): New function.
1778 (frvbf_insn_cache_invalidate): New function.
1779 (frvbf_data_cache_invalidate): New function.
1780 (frvbf_data_cache_flush): New function.
1781 * frv-sim.h (sim-options.h): Include it.
1782 (GET_HSR0): New macro.
1783 (SET_HSR0): New macro.
1784 (GET_HSR0_ICE): New macro.
1785 (SET_HSR0_ICE): New macro.
1786 (GET_HSR0_DCE): New macro.
1787 (SET_HSR0_DCE): New macro.
1788 (GET_HSR0_CBM): New macro.
1789 (GET_HSR0_RME): New macro.
1790 (GET_IHSR8): New macro.
1791 (GET_IHSR8_NBC): New macro.
1792 (frvbf_insn_cache_preload): New function.
1793 (frvbf_data_cache_preload): New function.
1794 (frvbf_insn_cache_unlock): New function.
1795 (frvbf_data_cache_unlock): New function.
1796 (frvbf_insn_cache_invalidate): New function.
1797 (frvbf_data_cache_invalidate): New function.
1798 (frvbf_data_cache_flush): New function.
1799 (insn_non_cache_access): New function.
1800 (frvbf_read_imem_USI): New function.
1801 (frvbf_mem_set_QI): New function.
1802 (frvbf_mem_set_HI): New function.
1803 (frvbf_mem_set_SI): New function.
1804 (frvbf_mem_set_DI): New function.
1805 (frvbf_mem_set_DF): New function.
1806 (frvbf_mem_set_XI): New function.
1807 (frv_options): FRV specific command line options.
1808 * Makefile.in (SIM_OBJS): Add options.o and cache.o.
1809 (SIM_EXTRA_DEPS): Add $(sim-options_h).
1810 (cache.o): New target.
1811 (options.o): New target.
1812 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1813 * cache.h: New file.
1814 * cache.c: New file.
1815 * options.c: New file.
1816
18171999-11-29 Dave Brolley <brolley@cygnus.com>
1818
1819 * traps.c (frvbf_check_non_excepting_load): Use new NE_FLAG macros.
1820 (frvbf_check_non_excepting_divide): Ditto.
1821 (clear_ne_flags): Ditto
1822 (frvbf_commit): Ditto.
1823 * pipeline.c (frv_pipeline_add_insn): Clear the NE index for all insns.
1824 * mloop.in (_parallel_write_init): Clear NE flags here.
1825 * interrupts.c (frv_queue_fp_exception_interrupt): Set NE flags here
1826 for non excepting insns. Also check for masked interrupts here.
1827 (frv_process_interrupts): Write NE flags here.
1828 (set_fp_exception_registers): No longer check for masked interrupts
1829 here.
1830 (check_for_compound_interrupt): No need to worry about masked
1831 interrupts.
1832 * frv-sim.h (frv_interrupt_state): Add f_ne_flags member.
1833 (GET_NE_FLAGS): New macro.
1834 (SET_NE_FLAGS): New macro.
1835 (GET_NE_FLAG): Operate on accumulated argument.
1836 (SET_NE_FLAG): Operate on accumulated argument.
1837 (CLEAR_NE_FLAG): Operate on accumulated argument.
1838 * Makefile.in (FRVBF_INCLUDE_DEPS): Add $(SIM_EXTRA_DEPS)
1839 (frv.o): Correct dependencies.
1840 (traps.o): Ditto.
1841 (pipeline.o): Ditto.
1842 (interrupts.o): Ditto.
1843 (memory.o): Ditto.
1844 * sem.c: Regenerate.
1845
18461999-11-26 Dave Brolley <brolley@cygnus.com>
1847
1848 * traps.c (frvbf_fpu_error): Only call frv_queue_fp_exception if
1849 there is an exception indicated in the mask.
1850 * pipeline.c (frv_pipeline_add_insn): Clear ne_index in the interrupt
1851 state when adding a floating point insn to the pipeline.
1852 * interrupts.c (set_fp_exception_registers): Set NE flag for
1853 non-excepting insns.
1854 * frv-sim.h (frvbf_h_fr_double_get_handler): Mode of data is DF.
1855 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1856 (frvbf_h_fr_int_get_handler): New function.
1857 (frvbf_h_fr_int_set_handler): New function.
1858 (frvbf_set_ne_index): New function.
1859 (NE_NOFLAG): New macro.
1860 (frv_interrupt_state): Add ne_index member.
1861 * frv.c (frvbf_h_fr_double_get_handler): Mode of data is DF.
1862 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1863 (frvbf_h_fr_int_get_handler): New function.
1864 (frvbf_h_fr_int_set_handler): New function.
1865 (frvbf_set_ne_index): New function.
1866 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1867
18681999-11-24 Dave Brolley <brolley@cygnus.com>
1869
1870 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1871
18721999-11-23 Dave Brolley <brolley@cygnus.com>
1873
1874 * frv-sim.h (frvbf_media_cut): New function.
1875 * frv.c (frvbf_media_cut): New function.
1876 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1877
18781999-11-22 Dave Brolley <brolley@cygnus.com>
1879
1880 * frv-sim.h (frvbf_clear_all_accumulators): New function.
1881 * frv.c.h (frvbf_clear_all_accumulators): New function.
1882 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1883
18841999-11-18 Dave Brolley <brolley@cygnus.com>
1885
1886 * pipeline.c (frv_pipeline_add_insn): Only clear MSR0 and FSR0 fields
1887 if this is the first insn of its class in the pipeline.
1888 * frv-sim.h (frvbf_media_register_not_aligned): New function.
1889 * traps.c (frvbf_media_register_not_aligned): New function.
1890 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1891
18921999-11-17 Dave Brolley <brolley@cygnus.com>
1893
1894 * pipeline.c (frv_pipeline_add_insn): Clear MSRx.SIE fields.
1895 * frv-sim.h (OR_MSR_SIE): New macro.
1896 (CLEAR_MSR_SIE): New macro.
1897 (frvbf_media_overflow): Now takes sie argument.
1898 (frv_set_mp_exception_registers): Now takes sie argument.
1899 * interrupts.c (frv_set_mp_exception_registers): Now takes sie argument.
1900 Set MSRx.SIE field.
1901 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1902
19031999-11-15 Dave Brolley <brolley@cygnus.com>
1904
1905 * traps.c (frv_mtrap): New function.
1906 (frvbf_media_cr_not_aligned): New function.
1907 (frvbf_media_acc_not_aligned): New function.
1908 (frvbf_media_overflow): New function.
1909 * pipeline.c (frv_pipeline_add_insn): Clear MSR fields.
1910 * interrupts.c: Call frv_set_mp_exception_registers.
1911 (frv_set_mp_exception_registers): New function.
1912 * frv-sim.h (frv_msr_mtt): New enumeration.
1913 (GET_MSR): New macro.
1914 (SET_MSR): New macro.
1915 (GET_MSR_AOVF): New macro.
1916 (SET_MSR_AOVF): New macro.
1917 (GET_MSR_OVF): New macro.
1918 (SET_MSR_OVF): New macro.
1919 (CLEAR_MSR_OVF): New macro.
1920 (GET_MSR_MTT): New macro.
1921 (SET_MSR_MTT): New macro.
1922 (frv_set_mp_exception_registers): New function.
1923 (frv_mtrap): New function.
1924 (FRV_IS_MEDIA_INSN): New macro.
1925 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1926
19271999-11-10 Dave Brolley <brolley@cygnus.com>
1928
1929 * sim-main.h (_sim_cpu): Add debug_state member.
1930 * mloop.in (_parallel_write_queued): Clear data_written.length.
1931 * interrupts.c (frv_interrupt_table): Offset of BREAK_EXCEPTION
1932 handler is 0xff.
1933 (frv_queue_break_interrupt): New function.
1934 (frv_break_interrupt): New function.
1935 (handle_interrupt): Handle break_interrupt.
1936 (frv_non_operating_interrupt): Now takes interrupt_kind.
1937 * frv-sim.h (frv_queue_break_interrupt): New function.
1938 (frv_break_interrupt): New function.
1939 (frv_break): New function.
1940 (frv_non_operating_interrupt): Now takes interrupt_kind.
1941 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1942
19431999-11-09 Dave Brolley <brolley@cygnus.com>
1944
1945 * pipeline.c (frv_pipeline_add_insn): Clear FSR0.FTT when adding
1946 a floating point insn.
1947 * traps.c (frvbf_fpu_error): Map fpu status to frv interrupts.
1948 * interrupts.c (frv_queue_illegal_instruction_interrupt): Call
1949 frv_queue_fp_exception_interrupt.
1950 (frv_queue_fp_exception_interrupt): New function.
1951 (next_available_fq): New function.
1952 (set_fp_exception_registers): New function.
1953 (set_exception_status_registers): Now returns 1 if interrupt not masked.
1954 (check_for_compound_interrupt): Now returns NULL if interrupt masked.
1955 (frv_program_interrupt): Don't process interrupt if it is masked.
1956 * frv.c (frvbf_h_fr_double_get_handler): Call
1957 frv_queue_fp_exception_interrupt.
1958 (frvbf_h_fr_double_set_handler): Call frv_queue_fp_exception_interrupt.
1959 (frvbf_h_fr_quad_set_handler): Call frv_queue_fp_exception_interrupt.
1960 (frvbf_store_quad_FRint): Call frv_queue_fp_exception_interrupt.
1961 * frv-sim.h: Get/set hardware directly in GET/SET macros.
1962 (frv_fp_exception_info): New struct type.
1963 (frv_interrupt_queue_element): Add fp_info member.
1964 (frv_fsr_traps): New enumeration.
1965 (frv_fsr_ftt): New enumeration.
1966 (frv_sie): New enumeration.
1967 (frv_miv): New enumeration.
1968 (GET_FSR): New macro.
1969 (SET_FSR): New macro.
1970 (GET_FSR_TEM): New macro.
1971 (SET_FSR_QNE): New macro.
1972 (SET_FSR_FTT): New macro.
1973 (GET_FSR_AEXC): New macro.
1974 (SET_FSR_AEXC): New macro.
1975 (GET_FQ): New macro.
1976 (SET_FQ): New macro.
1977 (SET_FQ_OPC): New macro.
1978 (SET_FQ_MIV): New macro.
1979 (SET_FQ_SIE): New macro.
1980 (SET_FQ_FTT): New macro.
1981 (SET_FQ_CEXC): New macro.
1982 (GET_FQ_VALID): New macro.
1983 (SET_FQ_VALID): New macro.
1984 (frv_queue_fp_exception_interrupt): New function.
1985 (FRV_IS_FLOAT_INSN): New macro.
1986
19871999-11-04 Dave Brolley <brolley@cygnus.com>
1988
1989 * traps.c (frvbf_fpu_error): No floating point errors need to be
1990 detected.
1991 * interrupts.c (clear_exception_status_registers): Clear 'valid' fields
1992 of the ESR registers too.
1993 (set_exception_status_registers): Don't set EAR for any precise
1994 interrupts. Register index should be 1 for insns in PIPE_I1. Clear
1995 ESR.EAV and ESR.EDV if not setting them. Set ESR.VALID.
1996 (non_operating_interrupt): No need for return code.
1997 (frv_program_or_software_interrupt): Process interrupt regardless
1998 of operating mode. If PSR.ET was not set at the start of processing,
1999 then stop the simulation with a message.
2000 (frv_save_data_written_for_interrupts): Handle CGEN_FN_XI_WRITE and
2001 CGEN_MEM_XI_WRITE.
2002 * frv.c (frvbf_h_gr_quad_set_handler): New function.
2003 (frvbf_h_fr_quad_set_handler): New function.
2004 (frvbf_h_cpr_quad_set_handler): New function.
2005 (frvbf_load_quad_GR): Renamed from frvbf_load_multiple_GR. Use new
2006 sim_queue_fn_xi_write.
2007 (frvbf_load_quad_FRint): Renamed from frvbf_load_multiple_GR. Use new
2008 sim_queue_fn_xi_write.
2009 (frvbf_load_quad_CPR): Renamed from frvbf_load_multiple_GR. Use new
2010 sim_queue_fn_xi_write.
2011 (frvbf_store_quad_GR): Renamed from frvbf_store_multiple_GR. Use new
2012 sim_queue_mem_xi_write.
2013 (frvbf_store_quad_FRint): Renamed from frvbf_store_multiple_GR. Use new
2014 sim_queue_mem_xi_write.
2015 (frvbf_store_quad_CPR): Renamed from frvbf_store_multiple_GR. Use new
2016 sim_queue_mem_xi_write.
2017 * frv-sim.h (frvbf_h_gr_quad_set_handler): New function.
2018 (frvbf_h_fr_quad_set_handler): New function.
2019 (frvbf_h_cpr_quad_set_handler): New function.
2020 (SET_ESR_VALID): New macro.
2021 (CLEAR_ESR_VALID): New macro.
2022 (CLEAR_ESR_EAV): New macro.
2023 (CLEAR_ESR_EDV): New macro.
2024 * sem.c: Regenerate.
2025
20261999-11-02 Dave Brolley <brolley@cygnus.com>
2027
2028 * traps.c (frv_core_signal): Call
2029 frv_queue_mem_address_not_aligned_interrupt.
2030 * mloop.in (_parallel_write_queued): Call
2031 frv_save_data_written_for_interrupts.
2032 * frv.c (frvbf_h_gr_double_get_handler): Call
2033 frv_queue_register_exception_interrupt.
2034 (frvbf_h_cpr_double_get_handler): Call
2035 frv_queue_register_exception_interrupt.
2036 (frvbf_h_cpr_double_set_handler): Call
2037 frv_queue_register_exception_interrupt.
2038 (frvbf_load_multiple_GR): Call
2039 frv_queue_register_exception_interrupt.
2040 (frvbf_store_multiple_GR): Call
2041 frv_queue_register_exception_interrupt.
2042 (frvbf_load_multiple_CPR): Call
2043 frv_queue_register_exception_interrupt.
2044 (frvbf_store_multiple_CPR): Call
2045 frv_queue_register_exception_interrupt.
2046 (frvbf_h_tbr_get_handler): Fix TBR.TBA mask.
2047 * interrupts.c (frv_queue_software_interrupt): Now returns interrupt
2048 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 (next_available_edr): EDR registers available in blocks of 4.
2057 (clear_exception_status_registers): New function.
2058 (set_exception_status_registers): Pass esr to SET_ESR* macros.
2059
2060 * frv-sim.h (struct frv_data_written): New struct type.
2061 (frv_interrupt_queue_element): Add data_written member.
2062 (frv_queue_software_interrupt): Now returns interrupt queue element.
2063 (frv_queue_program_interrupt): Now returns interrupt queue element.
2064 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
2065 element.
2066 (frv_queue_interrupt): Now returns interrupt queue element.
2067 (frv_queue_register_exception_interrupt): New function.
2068 (frv_queue_mem_address_not_aligned_interrupt): New function.
2069 (frv_save_data_written_for_interrupts): New function.
2070
20711999-10-27 Dave Brolley <brolley@cygnus.com>
2072
2073 * interrupts.c (ITABLE_ENTRY): New macro.
2074 (frv_interrupt_table): Add exception codes.
2075 (next_available_esr): New function.
2076 (next_available_edr): New function.
2077 (set_edr_register): New function.
2078 (set_exception_status_registers): New function.
2079 (check_for_compound_interrupt): Record information on all interrupts
2080 found.
2081 (frv_program_interrupt): Always call check_for_compound_interrupt.
2082 * frv.c (frvbf_h_pc_set_handler): Removed.
2083 (frvbf_h_spr_get_handler): Handle LR register.
2084 (frvbf_h_spr_set_handler): Handle LR register.
2085 (frvbf_h_lr_get_handler): New function.
2086 (frvbf_h_lr_set_handler): New function.
2087 * frv-sim.h (frvbf_h_lr_get_handler): New function.
2088 (frvbf_h_lr_set_handler): New function.
2089 (frv_ec): New enumeration.
2090 (frv_interrupt): Add frv_ec field.
2091 (frv_rec): New enumeration.
2092 (frv_daec): New enumeration.
2093 (frv_interrupt_queue_element): Add eaddress, rec, iaec, daec fields.
2094 (SET_ESR_EC): New macro.
2095 (SET_ESR_REC): New macro.
2096 (SET_ESR_IAEC): New macro.
2097 (SET_ESR_DAEC): New macro.
2098 (SET_ESR_EAV): New macro.
2099 (GET_ESR_EDV): New macro.
2100 (SET_ESR_EDV): New macro.
2101 (GET_ESR_EDN): New macro.
2102 (SET_ESR_EDN): New macro.
2103 (GET_ESR): New macro.
2104 (SET_ESR): New macro.
2105 (SET_EPCR): New macro.
2106 (SET_EAR): New macro.
2107 (SET_EDR): New macro.
2108 (GET_ESFR): New macro.
2109 (SET_ESFR): New macro.
2110 * cpu.c,cpu.h,sem.c: Rebuild.
2111
21121999-10-26 Dave Brolley <brolley@cygnus.com>
2113
2114 * traps.c (frvbf_check_non_excepting_load): Only set NESR, NECR, NEEAR
2115 if mach is frv.
2116 (clear_nesr_neear): Only execute if mach is frv.
2117
21181999-10-22 Dave Brolley <brolley@cygnus.com>
2119
2120 * sim-main.h (sim_cpu): Add pipeline.
2121 (CPU_PIPELINE): New macro.
2122 * mloop.in (_parallel_write_queued): Maintain pc in cpu during writes.
2123 (main loop): Maintain pc in cpu.
2124 * frv-sim.h (frv_queue_software_interrupt): New interface.
2125 (frv_queue_program_interrupt): New interface.
2126 (frv_queue_illegal_instruction_interrupt: New interface.
2127 (frv_queue_interrupt): New interface.
2128 (frv_detect_insn_access_interrupts): New interface.
2129 (frv_process_interrupts): New interface.
2130 (frv_program_interrupt): New interface.
2131 (frv_software_interrupt): New interface.
2132 (frv_program_or_software_interrupt): New interface.
2133 (FRV_PIPELINE): Moved from pipline.c.
2134 (frv_pipeline_reset): New interface.
2135 (frv_pipeline_add_insn): New interface.
2136 * interrupts.c (frv_queue_software_interrupt): New interface.
2137 (frv_queue_program_interrupt): New interface.
2138 (frv_queue_illegal_instruction_interrupt: New interface.
2139 (frv_queue_interrupt): New interface.
2140 (frv_detect_insn_access_interrupts): New interface.
2141 (frv_process_interrupts): New interface.
2142 (frv_program_interrupt): New interface.
2143 (frv_software_interrupt): New interface.
2144 (frv_program_or_software_interrupt): New interface.
2145 * frv.c: Use new interfaces.
2146 * pipeline.c: Use new interfaces.
2147 * traps.c: Use new interfaces.
2148 * memory.c: Use new interfaces.
2149 (frv_address_forbidden): No longer static.
2150
21511999-10-19 Dave Brolley <brolley@cygnus.com>
2152
2153 * traps.c (frvbf_check_non_excepting_load): Set NESR.DAEC, NESR.REC and
2154 NESR.EC.
2155 * mloop.in (_parallel_write_queued): Handle CGEN_FN_PC_WRITE.
2156 * frv.c (frvbf_h_pc_set_handler): New function.
2157 * interrupts.c (frv_detect_data_interrupt): Removed.
2158 (address_forbidden): Removed.
2159 * frv-sim.h (frv_detect_data_interrupt): Removed.
2160 (NESR_MEM_ADDRESS_NOT_ALIGNED): New macro.
2161 (NESR_REGISTER_NOT_ALIGNED): New macro.
2162 (NESR_UQI_SIZE): New macro.
2163 (NESR_QI_SIZE): New macro.
2164 (NESR_UHI_SIZE): New macro.
2165 (NESR_HI_SIZE): New macro.
2166 (NESR_SI_SIZE): New macro.
2167 (NESR_DI_SIZE): New macro.
2168 (NESR_XI_SIZE): New macro.
2169 (GET_NESR_DAEC): New macro.
2170 (SET_NESR_DAEC): New macro.
2171 (GET_NESR_REC): New macro.
2172 (SET_NESR_REC): New macro.
2173 (GET_NESR_EC): New macro.
2174 (SET_NESR_EC): New macro.
2175 (frvbf_read_mem_QI): New function.
2176 (frvbf_read_mem_UQI): New function.
2177 (frvbf_read_mem_HI): New function.
2178 (frvbf_read_mem_UHI): New function.
2179 (frvbf_read_mem_SI): New function.
2180 (frvbf_read_mem_WI): New function.
2181 (frvbf_read_mem_DI): New function.
2182 (frvbf_read_mem_DF): New function.
2183 (frvbf_write_mem_QI): New function.
2184 (frvbf_write_mem_UQI): New function.
2185 (frvbf_write_mem_HI): New function.
2186 (frvbf_write_mem_UHI): New function.
2187 (frvbf_write_mem_SI): New function.
2188 (frvbf_write_mem_WI): New function.
2189 (frvbf_write_mem_DI): New function.
2190 (frvbf_write_mem_DF): New function.
2191 * Makefile.in (SIM_OBJS): Add memory.o.
2192 * cpu.c,cpu.h,sem.c: Rebuild.
2193
21941999-10-18 Dave Brolley <brolley@cygnus.com>
2195
2196 * sim-if.c (sim_open): Use a real fpu error function.
2197 * pipeline.c (frv_pipeline_add_insn): Don't add invalid insns.
2198 * mloop.in (_parallel_write_queued): Clear queue after writing.
2199 * interrupts.c (check_for_compound_interrupt): New function.
2200 (non_operating_interrupt): New function.
2201 * frv-sim.h (frvbf_h_gr_double_get_handler): New function.
2202 (frvbf_h_gr_double_set_handler): New function.
2203 (frvbf_h_fr_double_get_handler): New function.
2204 (frvbf_h_fr_double_set_handler): New function.
2205 (frvbf_h_cpr_double_get_handler): New function.
2206 (frvbf_h_cpr_double_set_handler): New function.
2207 (frv_interrupt_queue_element): New struct type.
2208 (frv_queue_program_interrupt): Now takes pc.
2209 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2210 (frv_queue_interrupt): Now takes pc.
2211 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2212 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2213 (frvbf_division_exception): New function.
2214 (frvbf_fpu_error): New function.
2215 (frvbf_load_multiple_GR): New function.
2216 (frvbf_load_multiple_FR): New function.
2217 (frvbf_load_multiple_CPR): New function.
2218 * frv.c (frvbf_h_gr_double_get_handler): New function.
2219 (frvbf_h_gr_double_set_handler): New function.
2220 (frvbf_h_fr_double_get_handler): New function.
2221 (frvbf_h_fr_double_set_handler): New function.
2222 (frvbf_h_cpr_double_get_handler): New function.
2223 (frvbf_h_cpr_double_set_handler): New function.
2224 (frv_interrupt_queue_element): New struct type.
2225 (frv_queue_program_interrupt): Now takes pc.
2226 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2227 (frv_queue_interrupt): Now takes pc.
2228 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2229 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2230 (frvbf_fpu_error): New function.
2231 (frvbf_load_multiple_GR): New function.
2232 (frvbf_load_multiple_FR): New function.
2233 (frvbf_load_multiple_CPR): New function.
2234 * traps.c (frvbf_division_exception): New function.
2235 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2236
22371999-10-12 Dave Brolley <brolley@cygnus.com>
2238
2239 * mloop.in (new_vpc): New variable.
2240 (main loop): Call frv_detect_insn_access_interrupts. Call
2241 frv_detect_data_interrupts.
2242 * interrupts.c (access_queued_to): New function.
2243 (frv_detect_data_interrupts): New function.
2244 (frv_detect_insn_access_interrupts): New function.
2245 (frv_program_or_software_interrupt): Set PSR.S.
2246 * frv-sim.h (frv_detect_data_interrupts): New function.
2247 (frv_detect_insn_interrupts): New function.
2248
22491999-10-07 Dave Brolley <brolley@cygnus.com>
2250
2251 * frv-sim.h (frvbf_h_gr_hi_get_handler): New function.
2252 (frvbf_h_gr_hi_set_handler): New function.
2253 (frvbf_h_gr_lo_get_handler): New function.
2254 (frvbf_h_gr_lo.set_handler): New function.
2255 * frv.c (frvbf_h_gr_hi_get_handler): New function.
2256 (frvbf_h_gr_hi_set_handler): New function.
2257 (frvbf_h_gr_lo_get_handler): New function.
2258 (frvbf_h_gr_lo.set_handler): New function.
2259 (frvbf_model_fr500_u_integer): New function.
2260 * arch.h,cpu.h,cpu.c,decode.h,decode.c,model.c,sem.c: Rebuild.
2261
22621999-10-04 Dave Brolley <brolley@cygnus.com>
2263
2264 * traps.c: Use sim_engine_abort.
2265 * pipeline.c (frv_pipeline): Add field for insn major.
2266 (add_next_to_pipe): Return address of matching pipeline.
2267 (find_major_in_pipeline): New function.
2268 (check_insn_major_constraints: New function.
2269 (frv_pipeline_add_insn): Add checks for insn major constraints.
2270 * interrupts.c (frv_process_interrupts): Use sim_engine_abort.
2271 * frv.c (frvbf_h_spr_get_handler): No need to abort.
2272
2273Thu Sep 30 18:10:25 1999 Dave Brolley <brolley@cygnus.com>
2274
2275 * pipeline.c: New file.
2276 * mloop.in (main loop): Call frv_pipeline_reset.
2277 Call frv_pipeline_add_insn.
2278 * frv-sim.h (frv_pipeline_reset): New function.
2279 (frv_pipeline_add_insn): New function.
2280 * Makefile.in (SIM_OBJS): Add pipeline.o
2281
22821999-09-29 Doug Evans <devans@casey.cygnus.com>
2283
2284 * sem.c: Rebuild.
2285 * traps.c (sim_engine_invalid_insn): New arg `vpc'. Change type of
2286 result to SEM_PC. Return vpc.
2287
2288Wed Sep 29 16:01:52 1999 Dave Brolley <brolley@cygnus.com>
2289
2290 * interrupts.c (frv_interrupt_table): DATA_STORE_ERROR is imprecise.
2291 (frv_queue_interrupt): Don't detect identical interrupts here.
2292
2293Wed Sep 29 14:49:52 1999 Dave Brolley <brolley@cygnus.com>
2294
2295 * interrupts.c: New file.
2296 * traps.c (sim_engine_invalid_insn): Return PC of next insn.
2297 (frv_software_interrupt): Moved to interrupts.c.
2298 (frv_itrap): New interface. Call frv_queue_software_interrupt.
2299 * mloop.in (@cpu@_parallel_write_init): set previous_vliw_pc.
2300 (@cpu@_perform_writeback): New function.
2301 (main loop): Call frv_process_interrupts.
2302 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2303 (frv_itrap): New interface.
2304 (frv_interrupt_class): New enumeration.
2305 (frv_interrupt_kind): New enumeration.
2306 (struct frv_interrupt): New struct type.
2307 (frv_interrupt_table): New table of interrupt information.
2308 (FRV_INTERRUPT_QUEUE_SIZE): New macro.
2309 (struct frv_interrupt_state): New struct type.
2310 (frv_interrupt_state): New global variable.
2311 (previous_vliw_pc): New global variable.
2312 (frv_queue_software_interrupt): New function.
2313 (frv_queue_program_interrupt): New function.
2314 (frv_queue_interrupt): New function.
2315 (frv_process_interrupts): New function.
2316 (frv_program_interrupt): New function.
2317 (frv_software_interrupt): New function.
2318 (frv_program_or_software_interrupt): New function.
2319 (frv_clear_interrupt_classes): New function.
2320 * frv.c (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2321 * Makefile.in (SIM_OBJS): Add interrupts.o
2322 * sem.c: Rebuild.
2323
23241999-09-25 Doug Evans <devans@casey.cygnus.com>
2325
2326 * cpu.h,cpuall.h,decode.c,sem.c: Rebuild.
2327
2328Tue Sep 21 17:16:47 1999 Dave Brolley <brolley@cygnus.com>
2329
2330 * mloop.in (main loop): Determine last insn from scache entry.
2331 * cpu.h: Rebuild.
2332 * cpuall.h: Rebuild.
2333
2334Tue Sep 14 14:21:31 1999 Dave Brolley <brolley@cygnus.com>
2335
2336 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): New flag.
2337 (NECR_ELOS): Define as unshifted value.
2338 (NECR_NEN): Define as unshifted value.
2339 (NECR_VALID): Define as unshifted value.
2340 (SET_NESR): Rewite to use post-write queue.
2341 (SET_NESR_VALID): Rewite to operate on argument.
2342 (SET_NESR_EAV): Rewite to operate on argument.
2343 (SET_NESR_FR): Rewite to operate on argument.
2344 (CLEAR_NESR_FR): Rewite to operate on argument.
2345 (SET_NESR_DRN): Rewite to operate on argument.
2346 (SET_NESR_SIZE): Rewite to operate on argument.
2347 (SET_NESR_NEAN): Rewite to operate on argument.
2348 (SET_NEEAR): Rewite to use post-write queue.
2349 (SET_NE_FLAG): Rewite to use post-write queue.
2350 (CLEAR_NE_FLAG): Rewite to use post-write queue.
2351 * traps.c (frv_software_interrupt): Rewite to use post-write queue.
2352 (frv_rett): Rewite to use post-write queue.
2353 (next_available_nesr): Rewrite to use new macro interfaces.
2354 (next_valid_nesr): Ditto.
2355 (frvbf_check_non_excepting_load): Ditto.
2356 (frvbf_check_recovering_store): Ditto.
2357 (clear_nesr_neear): Ditto.
2358 (clear_ne_flags): Ditto.
2359 * mloop.in (main loop): Update PCSR with address of next VLIW insn
2360 when flag is set.
2361 * frv.c (frvbf_h_spr_get_handler): Shift register fields here now.
2362 (frvbf_store_multiple_GR): Rewite to use post-write queue.
2363 (frvbf_store_multiple_FRint): Rewite to use post-write queue.
2364 (frvbf_store_multiple_CPR): Rewite to use post-write queue.
2365 * Makefile.in (frv.o): Depend on cgen-par.h.
2366
2367Fri Sep 10 17:03:15 1999 Dave Brolley <brolley@cygnus.com>
2368
2369 * frv-sim.h (frvbf_set_write_next_vliw_addr_to_LR): New function.
2370 (frvbf_write_next_vliw_addr_to_LR): New flag.
2371 * frv.c (frvbf_set_write_next_vliw_addr_to_LR): New function.
2372 * mloop.in: Only take the first branch in a VLIW insn. Set LR to the
2373 address of the next VLIW insn if flag is set.
2374 * cpu.h,decode.c,sem.c: Rebuild.
2375
2376Tue Sep 7 13:44:23 1999 Dave Brolley <brolley@cygnus.com>
2377
2378 * mloop.in: Limit parallel insns to MAX_PARALLEL_INSNS.
2379 * sem.c: Rebuild.
2380
23811999-09-02 Doug Evans <devans@casey.cygnus.com>
2382
2383 * configure: Regenerated to track ../common/aclocal.m4 changes.
2384
23851999-09-01 Doug Evans <devans@casey.cygnus.com>
2386
2387 * decode.c: Rebuild.
2388
2389Mon Aug 30 17:54:57 1999 Dave Brolley <brolley@cygnus.com>
2390
2391 * traps.c (frv_rett): New function.
2392 * frv.c (frvbf_h_spr_get_handler): Handle bpsr.
2393 (frvbf_h_spr_set_handler): Handle bpsr.
2394 (frvbf_h_bpsr_get_handler): New function.
2395 (frvbf_h_bpsr_set_handler): New function.
2396 * frv-sim.h (frv_rett): New function.
2397 (frvbf_h_bpsr_get_handler): New function.
2398 (frvbf_h_bpsr_set_handler): New function.
2399 * mloop.in: Read actual packing bit.
2400 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2401
2402Tue Aug 31 16:04:37 1999 Dave Brolley <brolley@cygnus.com>
2403
2404 * traps.c (WANT_CPU): New macro.
2405 (WANT_CPU_FRVBF): New macro.
2406 (frvbf_check_recovering_store): Use registers for source and queue
2407 writes.
2408 * mloop.in: New main loop for parallel support.
2409 (@cpu@_parallel_write_init): New function.
2410 (@cpu@_parallel_write_queued): New function.
2411 * frv-sim.h (set_icc_for_shift_left): New interface.
2412 (set_icc_for_shift_right): New interface.
2413 (frvbf_check_recovering_store): New interface.
2414 * frv.c (set_icc_for_shift_left): Pass and return icc value.
2415 (set_icc_for_shift_right): Pass and return icc value.
2416 (frvbf_check_recovering_store): New interface.
2417 * Makefile.in (FRV_OBJS): Add cgen-par.o.
2418 (stamp-mloop): Add cgen parallel options.
2419 (stamp-arch): Remove with-profile option.
2420 (stamp-cpu): Add cgen parallel options.
2421 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2422
24231999-08-28 Doug Evans <devans@casey.cygnus.com>
2424
2425 * cpu.h,decode.c,sem.c: Rebuild.
2426
2427Wed Aug 25 12:25:04 1999 Dave Brolley <brolley@cygnus.com>
2428
2429 * arch.h,cpu.h,decode.h,model.c,sem.c: Rebuild.
2430
2431Thu Aug 19 17:59:00 1999 Dave Brolley <brolley@cygnus.com>
2432
2433 * configure.in: fr500 now the default model.
2434 * configure: Regenerate.
2435 * frv.c: Change frv-1 to frv-gen.
2436 (frvbf_model_fr500_u_exec): New function.
2437 * Makefile.in (stamp-cpu): Use 'mach=frv,fr500' to build decoder.
2438 * mloop.in: Fix typos in comments.
2439 * arch.c,arch.h,cpu.h,cpuall.h,decode.h,model.c,sem.c: Rebuild.
2440
24411999-08-17 Dave Brolley <brolley@cygnus.com>
2442
2443 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2444
24451999-08-09 Doug Evans <devans@casey.cygnus.com>
2446
2447 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2448
24491999-08-04 Doug Evans <devans@casey.cygnus.com>
2450
2451 * cpu.h,cpuall.h,decode.c,model.c,sem.c: Rebuild.
2452
2453Fri Jul 16 14:50:15 1999 Dave Brolley <brolley@cygnus.com>
2454
2455 * frv.c (frvbf_fetch_register): Use GDB register number macros.
2456 (frvbf_store_register): Use GDB register number macros.
2457 (frvbf_cut): New function.
2458 * frv-sim.h (GR_REGNUM_MAX): New macro.
2459 (FR_REGNUM_MAX): New macro.
2460 (PC_REGNUM): New macro.
2461 (LR_REGNUM): New macro.
2462 (frvbf_cut): New function.
2463 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2464
24651999-07-15 Stan Shebs <shebs@andros.cygnus.com>
2466
2467 * frv.c (frvbf_fetch_register): Add ability to get LR register,
2468 add default for unhandled registers.
2469 (frvbf_store_register): Add ability to set LR register.
2470
24711999-07-14 Stan Shebs <shebs@andros.cygnus.com>
2472
2473 * frv.c (frvbf_fetch_register, frvbf_store_register): Fill in.
2474 (decode_gdb_dr_regnum): Remove, not used.
2475
24761999-07-13 Michael Meissner <meissner@cygnus.com>
2477
2478 * Makefile.in (SIM_EXTRA_FLAGS): Incorporate @sim_trapdump@.
2479
2480 * configure.in (--enable-sim-trapdump): New switch to make unknown
2481 traps dump the register contents, instead of doing the trap thing.
2482 * configure: Regenerate.
2483
2484 * frv-sim.h (TRAP_BREAKPOINT): Define as 81, so it can be used.
2485 (TRAP_REGDUMP{1,2}): Define to provide register dumping support
2486 temporarily.
2487
2488 * traps.h (toplevel): Include bfd.h, libiberity.h.
2489 (frv_itrap): Add support for --enable-sim-trapdump and traps 2,3
2490 dumping the registers.
2491
2492Thu Jul 8 10:57:39 1999 Dave Brolley <brolley@cygnus.com>
2493
2494 * Makefile.in (SIM_EXTRA_LIBS): Removed. libm no longer needed.
2495
2496Wed Jul 7 17:01:12 1999 Dave Brolley <brolley@cygnus.com>
2497
2498 * cpu.c,cpu.h,decode.c,model.c,sem.c: Rebuild.
2499
2500Tue Jul 6 16:12:18 1999 Dave Brolley <brolley@cygnus.com>
2501
2502 * frv.c (frvbf_square_root_SF): Removed.
2503 (frvbf_square_root_DF): Removed.
2504 (frvbf_h_fr_double_get_handler): Removed.
2505 (frvbf_h_fr_double_set_handler): Removed.
2506 (frvbf_h_fr_int_get_handler): Removed.
2507 (frvbf_h_fr_int_set_handler): Removed.
2508 * frv-sim.h (frvbf_square_root_SF): Removed.
2509 (frvbf_square_root_DF): Removed.
2510 (frvbf_h_fr_double_get_handler): Removed.
2511 (frvbf_h_fr_double_set_handler): Removed.
2512 (frvbf_h_fr_int_get_handler): Removed.
2513 (frvbf_h_fr_int_set_handler): Removed.
2514 * decode.c,decode.h,model.c,sem.c: Rebuild.
2515
25161999-07-05 Doug Evans <devans@casey.cygnus.com>
2517
2518 * Makefile.in (SIM_OBJS): Add cgen-fpu.o, cgen-accfp.o.
2519 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2520 * sim-if.c (sim_open): Initialize fpu.
2521 * frv-sim.h (SETMEMSF,SETMEMDF): Delete.
2522 * frv.c (frvbf_store_multiple_FRint): Replace frvbf_h_fr_int_get
2523 with frvbf_h_fr_get.
2524
2525Wed Jun 30 15:56:56 1999 Dave Brolley <brolley@cygnus.com>
2526
2527 * frv-sim.h (NESR_RANGE): New macro.
2528 (NO_NESR): New macro.
2529 (GET_NESR_VALID): New macro.
2530 (next_ne_index): Removed.
2531 * traps.c (next_available_nesr): New function.
2532 (next_valid_nesr): New function.
2533 (frvbf_check_non_excepting_load): Use next_available_nesr.
2534 (frvbf_check_recovering_store): Use next_available_nesr and
2535 next_valid_nesr.
2536 (clear_nesr_neear): Use next_available_nesr and next_valid_nesr.
2537 (frvbf_check_recovering_store): Only consider one matching register.
2538 * sem.c: Rebuild.
2539
2540Tue Jun 29 16:54:32 1999 Dave Brolley <brolley@cygnus.com>
2541
2542 * frv.c (frvbf_square_root_SF): New function.
2543 (frvbf_square_root_DF): New function.
2544 (frvbf_h_fr_double_get_handler): New function.
2545 (frvbf_h_fr_double_set_handler): New function.
2546 * frv-sim.h (frvbf_square_root_SF): New function.
2547 (frvbf_square_root_DF): New function.
2548 (frvbf_h_fr_double_get_handler): New function.
2549 (frvbf_h_fr_double_set_handler): New function.
2550 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c: Rebuild.
2551
25521999-06-28 Dave Brolley <brolley@cygnus.com>
2553
2554 * decode.c,decode.h,model.c,sem.c: Regenerate.
2555
2556Thu Jun 24 17:26:32 1999 Dave Brolley <brolley@cygnus.com>
2557
2558 * Makefile.in (SIM_EXTRA_LIBS): Add -lm.
2559 * frv-sim.h (frvbf_h_fr_int_get_handler): New function.
2560 (frvbf_h_fr_int_set_handler): New function.
2561 (frvbf_store_multiple_FRint): New function.
2562 (frvbf_square_root_SF): New function.
2563 * frv.c (frvbf_h_fr_int_get_handler): New function.
2564 (frvbf_h_fr_int_set_handler): New function.
2565 (frvbf_store_multiple_FRint): New function.
2566 (frvbf_square_root_SF): New function.
2567 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2568
25691999-06-23 Doug Evans <devans@casey.cygnus.com>
2570
2571 * Makefile.in (stamp-mloop): Delete -fast -pbb -switch args
2572 to genmloop.sh. Pass -scache instead.
2573 (mloop.o): Delete sem-switch.c dependency.
2574 (sem-switch.c): Delete rule.
2575 (stamp-cpu): Don't build sem-switch.c.
2576 * sem-switch.c: Delete.
2577 * mloop.in (xfull-exec-*): Fix call to execute.
2578 * tconfig.in (WITH_SCACHE_PBB): Define as 0.
2579
2580 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2581
2582Tue Jun 22 16:23:57 1999 Dave Brolley <brolley@cygnus.com>
2583
2584 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2585
2586Mon Jun 21 17:34:10 1999 Dave Brolley <brolley@cygnus.com>
2587
2588 * mloop.in (execute): Force gr0 to zero before each insn.
2589 * cpu.h,cpu.c,decode.c,sem.c,sem-switch.c: Regenerate.
2590
25911999-06-18 Doug Evans <devans@casey.cygnus.com>
2592
2593 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2594
2595Fri Jun 18 17:49:23 1999 Dave Brolley <brolley@cygnus.com>
2596
2597 * frv.c (frvbf_h_gr_get_handler): New function.
2598 (frvbf_h_gr_set_handler): New function:
2599 (frvbf_store-multiple_GR): New function:
2600 (frvbf_store-multiple_FR): New function:
2601 (frvbf_store-multiple_CPR): New function:
2602 * frv-sim.h (frvbf_h_gr_get_handler): New function.
2603 (frvbf_h_gr_set_handler): New function:
2604 (frvbf_store-multiple_GR): New function:
2605 (frvbf_store-multiple_FR): New function:
2606 (frvbf_store-multiple_CPR): New function:
2607 * traps.c (frv_itrap): Implement proper syscalls interface.
2608 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2609
2610Fri Jun 18 14:36:23 1999 Dave Brolley <brolley@cygnus.com>
2611
2612 * traps.c (frvbf_check_non_excepting_divide): New function.
2613 (frvbf_check_recovering_store): New function.
2614 (clear_nesr_neear): New function.
2615 (clear_ne_flags): New function.
2616 (frvbf_commit): New function.
2617
2618 * frv-sim.h (frvbf_check_non_excepting_divide): New function.
2619 (frvbf_check_recovering_store): New function.
2620 (clear_nesr_neear): New function.
2621 (clear_ne_flags): New function.
2622 (frvbf_commit): New function.
2623 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2624
26251999-06-16 Dave Brolley <brolley@cygnus.com>
2626
2627 * frv.c (frvbf_h_spr_get_handler): Handle SPR_NECR.
2628 (frvbf_h_spr_set_handler): Handle SPR_NECR.
2629 * traps.c (next_ne_index): New variable.
2630 (frvbf_check_non_excepting_load): New function.
2631 * frv-sim.h (NECR_ELOS): New macro.
2632 (NECR_NEN): New macro.
2633 (NECR_VALID): New macro.
2634 (SET_NESR_VALID): New macro.
2635 (SET_NESR_EAV): New macro.
2636 (SET_NESR_FR): New macro.
2637 (CLEAR_NESR_FR): New macro.
2638 (SET_NESR_DRN): New macro.
2639 (SET_NESR_SIZE): New macro.
2640 (SET_NESR_NEAN): New macro.
2641 (SET_NEEAR): New macro.
2642 (GET_NE_FLAG): New macro.
2643 (SET_NE_FLAG): New macro.
2644 (CLEAR_NE_FLAG): New macro.
2645 (frvbf_check_non_excepting_load): New function:
2646 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2647
2648Wed Jun 9 18:12:49 1999 Dave Brolley <brolley@cygnus.com>
2649
2650 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2651
2652Tue Jun 8 18:13:51 1999 Dave Brolley <brolley@cygnus.com>
2653
2654 * frv.c (cr_logic): Correct andcr, nandcr, andncr and nandncr.
2655 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2656
2657Mon Jun 7 17:09:15 1999 Dave Brolley <brolley@cygnus.com>
2658
2659 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2660
26611999-06-07 Dave Brolley <brolley@cygnus.com>
2662
2663 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2664
2665Thu Jun 3 17:33:31 1999 Dave Brolley <brolley@cygnus.com>
2666
2667 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2668
2669Wed Jun 2 17:50:21 1999 Dave Brolley <brolley@cygnus.com>
2670
2671 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2672
2673Tue Jun 1 17:58:53 1999 Dave Brolley <brolley@cygnus.com>
2674
2675 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2676
2677Mon May 31 17:57:25 1999 Dave Brolley <brolley@cygnus.com>
2678
2679 * traps.c (frv_software_interrupt): Pass current_cpu to
2680 frvbf_h_psr_esr_get.
2681 (frv_software_interrupt): Calculate the new PC based on TBR.
2682 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2683
26841999-05-31 Dave Brolley <brolley@cygnus.com>
2685
2686 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2687
2688Thu May 27 17:42:00 1999 Dave Brolley <brolley@cygnus.com>
2689
2690 * frv-sim.h (frvbf_h_cccr_get_handler): New function.
2691 (frvbf_h_cccr_set_handler): New function.
2692 (frvbf_scan_result): New function.
2693 (frvbf_cr_logic): New function.
2694 * frv.c (frvbf_h_cccr_get_handler): New function.
2695 (frvbf_h_cccr_set_handler): New function.
2696 (frvbf_scan_result): New function.
2697 (frvbf_cr_logic): New function.
2698 (cr_ops,cr_result,cr_logic): New table.
2699 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2700
27011999-05-25 Dave Brolley <brolley@cygnus.com>
2702
2703 * frv.c (frvbf_h_spr_get_handler): Add support for TBR and PSR.
2704 (frvbf_h_spr_set_handler): Add support for TBR and PSR.
2705 (frv_psr_get_handler): New function.
2706 (frv_psr_set_handler): New function.
2707 (frv_tbr_get_handler): New function.
2708 (frv_tbr_set_handler): New function.
2709 (frvbf_h_ccr_get_handler): Add support for fCC.
2710 (frvbf_h_ccr_set_handler): Add support for fCC.
2711 * frv-sim.h (frv_psr_get_handler): New function.
2712 (frv_psr_set_handler): New function.
2713 (frv_tbr_get_handler): New function.
2714 (frv_tbr_set_handler): New function.
2715 * traps.c (frv_software_interrupt): Implement.
2716 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2717
2718Thu May 20 16:39:27 1999 Dave Brolley <brolley@cygnus.com>
2719
2720 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2721
27221999-05-18 Dave Brolley <brolley@cygnus.com>
2723
2724 * frv.c: (frvbf_set_icc_for_shift_left): New function.
2725 (frvbf_set_icc_for_shift_right): New function.
2726 * frv-sim.h (frvbf_set_icc_for_shift_left): New function.
2727 (frvbf_set_icc_for_shift_right): New function.
2728 (SETMEMSF): New Macro.
2729 (SETMEMDF): New Macro.
2730 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2731
2732Thu May 13 17:14:49 1999 Dave Brolley <brolley@cygnus.com>
2733
2734 * frv.c (frvbf_h_ccr_get_handler): New function.
2735 (frvbf_h_ccr_set_handler): New function.
2736 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2737
2738Tue May 11 16:13:15 1999 Dave Brolley <brolley@cygnus.com>
2739
2740 * frv-sim.h (frvbf_h_spr_get_handler,frvbf_h_spr_set_handler,
2741 frvbf_h_isr_get_handler, frvbf_h_isr_set_handler): New functions.
2742 * frv.c: Likewise.
2743 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2744
27451999-05-10 Dave Brolley <brolley@cygnus.com>
2746
2747 * cpu.h,cpu.c,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2748
2749Thu May 6 16:48:21 1999 Dave Brolley <brolley@cygnus.com>
2750
2751 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2752 * frv-sim.h (TRAP_SYSCALL): Define as 0x80.
2753
2754Wed May 5 11:52:24 1999 Dave Brolley <brolley@cygnus.com>
2755
2756 * traps.c (frv_software_interrupt): New function.
2757 (frv_itrap): New function.
2758 * frv-sim.h (TRAP_SYSCALL): define as 0.
2759 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2760
2761Mon May 3 13:49:21 1999 Dave Brolley <brolley@cygnus.com>
2762
2763 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2764
2765Thu Apr 29 17:37:06 1999 Dave Brolley <brolley@cygnus.com>
2766
2767 * Directory created.
A mirror of the official binutils-gdb repository