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sim: bfin: fix signed warning
[thirdparty/binutils-gdb.git] / sim / frv / ChangeLog
CommitLineData
465fb143
MF		 12015-03-14 Mike Frysinger <vapier@gentoo.org>
2
3 * Makefile.in (SIM_RUN_OBJS): Delete.
4
105dd264
HPN		 52014-08-23 Hans-Peter Nilsson <hp@axis.com>
6
7 * configure.ac: Default simulator hardware to off again. Remove
8 dead frv_extra_objs substitution.
9 * configure: Regenerate.
10 * Makefile.in: Remove unused frv_extra_objs.
11
2974be62
AM		 122014-08-19 Alan Modra <amodra@gmail.com>
13
14 * configure: Regenerate.
15
faa743bb
RM		 162014-08-15 Roland McGrath <mcgrathr@google.com>
17
18 * configure: Regenerate.
19 * config.in: Regenerate.
20
bf3d9781
AM		 212013-09-23 Alan Modra <amodra@gmail.com>
22
23 * configure: Regenerate.
24
31e6ad7d
MF		 252013-06-03 Mike Frysinger <vapier@gentoo.org>
26
27 * aclocal.m4, configure: Regenerate.
28
73e76d20
MF		 292013-03-30 Joel Sherrill <joel.sherrill@oarcorp.com>
30 Mike Frysinger <vapier@gentoo.org>
31
32 * configure.ac: Add frv_extra_objs. Change simulator hardware
33 from always on to defaulting to yes it is enabled.
34 * Makefile.in: Conditionalize reference to dv-sockser.o.
35 * configure: Regenerated.
36
1517bd27
MF		 372013-03-26 Mike Frysinger <vapier@gentoo.org>
38
39 * configure: Regenerate.
40
94c63d78
JS		 412013-03-23 Joel Sherrill <joel.sherrill@oarcorp.com>
42
43 * configure.ac: Fail if dv-sockser.o not available.
44 Error when --disable-sim-hardware is specified.
45 * configure: Regenerated.
46
5f3ef9d0
JB		 472012-06-15 Joel Brobecker <brobecker@adacore.com>
48
49 * config.in, configure: Regenerate.
50
2232061b
MF		 512012-03-24 Mike Frysinger <vapier@gentoo.org>
52
53 * aclocal.m4, config.in, configure: Regenerate.
54
db2e4d67
MF		 552011-12-03 Mike Frysinger <vapier@gentoo.org>
56
57 * aclocal.m4: New file.
58 * configure: Regenerate.
59
9c082ca8
MF		 602011-10-17 Mike Frysinger <vapier@gentoo.org>
61
62 * configure.ac: Change include to common/acinclude.m4.
63
6ffe910a
MF		 642011-10-17 Mike Frysinger <vapier@gentoo.org>
65
66 * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
67 call. Replace common.m4 include with SIM_AC_COMMON.
68 * configure: Regenerate.
69
2419798b
MF		 702011-07-05 Mike Frysinger <vapier@gentoo.org>
71
72 * sim-if.c (sim_do_command): Delete.
73
f9bdfd29
MF		 742010-04-21 Mike Frysinger <vapier@gentoo.org>
75
76 * profile.c (sim_profile_print_bar): Add cpu argument.
77
fb0cc53e
MF		 782010-03-30 Mike Frysinger <vapier@gentoo.org>
79
80 * devices.c (device_error): Add const to message.
81
c5351010
DE		 822010-02-12 Doug Evans <dje@sebabeach.org>
83
84 * decode.c, * decode.h: Regenerate.
85
2310652a
DE		 862010-02-11 Doug Evans <dje@sebabeach.org>
87
88 * cpu.h, * decode.c, * model.c, * sem.c: Regenerate.
89
d2c7a1a6
DE		 902010-01-24 Doug Evans <dje@sebabeach.org>
91
92 * sem.c: Regenerate.
93
3725885a
RW		 942010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
95
96 * configure: Regenerate.
97
0f51e9bf
DE		 982010-01-02 Doug Evans <dje@sebabeach.org>
99
100 * arch.c, * arch.h, * cpu.c, * cpu.h, * cpuall.h, * decode.c,
101 * decode.h, * model.c, * sem.c: Regenerate, update copyright year.
102
197fa1aa
DE		 1032009-11-22 Doug Evans <dje@sebabeach.org>
104
105 * cpu.h: Regenerate.
106 * cpuall.h: Regenerate.
107 * decode.c: Regenerate.
108 * decode.h: Regenerate.
109
b29791a8
DE		 1102009-11-03 Doug Evans <dje@sebabeach.org>
111
112 * arch.c: Regenerate.
113 * arch.h: Regenerate.
114 * cpu.c: Regenerate.
115 * cpu.h: Regenerate.
116 * cpuall.h: Regenerate.
117 * decode.c: Regenerate.
118 * decode.h: Regenerate.
119 * model.c: Regenerate.
120 * sem.c: Regenerate.
121
d6416cdc
RW		 1222009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
123
81ecdfbb
RW		 124 * config.in: Regenerate.
125 * configure: Likewise.
126
d6416cdc
RW		 127 * configure: Regenerate.
128
7b1a2840
HPN		 1292009-01-07 Hans-Peter Nilsson <hp@axis.com>
130
131 * sem.c: Regenerate.
132
bce3bbcb
HPN		 1332008-12-23 Hans-Peter Nilsson <hp@axis.com>
134
135 * arch.c, arch.h, cpu.c, cpu.h, cpuall.h, decode.c, decode.h,
136 model.c, sem.c: Regenerate.
137
b5bd9624
HPN		 1382008-07-11 Hans-Peter Nilsson <hp@axis.com>
139
140 * configure: Regenerate to track ../common/common.m4 changes.
141 * config.in: Ditto.
142
6efef468
JM		 1432008-06-06 Vladimir Prus <vladimir@codesourcery.com>
144 Daniel Jacobowitz <dan@codesourcery.com>
145 Joseph Myers <joseph@codesourcery.com>
146
147 * configure: Regenerate.
148
b1bfc053
HPN		 1492006-12-21 Hans-Peter Nilsson <hp@axis.com>
150
151 * config.in: Regenerate.
152
e85e3205
RE		 1532006-06-13 Richard Earnshaw <rearnsha@arm.com>
154
155 * configure: Regenerated.
156
2f0122dc
DJ		 1572006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
158
159 * configure: Regenerated.
160
20e95c23
DJ		 1612006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
162
163 * configure: Regenerated.
164
79e59fe6
DB		 1652005-10-28 Dave Brolley <brolley@redhat.com>
166
167 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
168
169 Contribute the following changes:
170 2003-09-29 Dave Brolley <brolley@redhat.com>
171
172 * frv-sim.h: Use CGEN_ATTR_VALUE_ENUM_TYPE in place of
173 CGEN_ATTR_VALUE_TYPE.
174 * mloop.in: Ditto.
175 * pipeline.c: Ditto.
176 * traps.c: Ditto.
177
2b193c4a
MK		 1782005-03-23 Mark Kettenis <kettenis@gnu.org>
179
180 * configure: Regenerate.
181
35695fd6
AC		 1822005-01-14 Andrew Cagney <cagney@gnu.org>
183
184 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
185 explicit call to AC_CONFIG_HEADER.
186 * configure: Regenerate.
187
f0569246
AC		 1882005-01-12 Andrew Cagney <cagney@gnu.org>
189
190 * configure.ac: Update to use ../common/common.m4.
191 * configure: Re-generate.
192
38f48d72
AC		 1932005-01-11 Andrew Cagney <cagney@localhost.localdomain>
194
195 * configure: Regenerated to track ../common/aclocal.m4 changes.
196
b7026657
AC		 1972005-01-07 Andrew Cagney <cagney@gnu.org>
198
199 * configure.ac: Rename configure.in, require autoconf 2.59.
200 * configure: Re-generate.
201
379832de
HPN		 2022004-12-08 Hans-Peter Nilsson <hp@axis.com>
203
204 * configure: Regenerate for ../common/aclocal.m4 update.
205
45aa12b4
RS		 2062004-08-27 Richard Sandiford <rsandifo@redhat.com>
207
208 * cpu.[ch], arch.[ch], decode.[ch]: Regenerated.
209 * cpuall.h, model.c, sem.c: Regenerated.
210
676a64f4
RS		 2112004-03-01 Richard Sandiford <rsandifo@redhat.com>
212
213 * Makefile.in (SIM_OBJS): Add profile-fr450.o.
214 (profile-fr450.o): New dependency.
215 (stamp-cpu): Add fr450 to the list of machs.
216 * sim-frv.h (SPR_IS_ACC): New macro.
217 (H_SPR_ACC4, H_SPR_ACC63, H_SPR_ACCG4, H_SPR_ACCG63): Delete.
218 * cache.c (frv_cache_init, non_cache_access): Handle bfd_mach_fr450.
219 * frv.c (check_register_alignment, check_fr_register_alignment)
220 (check_memory_alignment, do_media_average): Likewise.
221 (frvbf_clear_accumulators): Likewise. Use a mask of valid registers
222 rather than a consecutive range.
223 * interrupts.c (frv_queue_illegal_instruction_interrupt)
224 (frv_queue_non_implemented_instruction_interrupt): Handle
225 bfd_mach_fr450.
226 * memory.c (check_data_read_address, check_readwrite_address)
227 (check_insn_read_address, check_write_address): Likewise.
228 * mloop.in (@cpu@_simulate_insn_prefetch): Likewise.
229 * profile.c (reset_gr_flags, reset_fr_flags, reset_acc_flags)
230 (frvbf_model_insn_before, frvbf_model_insn_after): Likewise.
231 * profile-fr450.c: New file.
232 * registers.c (fr450_spr): New array.
233 (frv_register_control_init): Check its size. Use it for fr450.
234 (frv_check_register_access): Handle bfd_mach_fr450.
235 (frv_check_spr_read_access): Likewise. Generalize accumulator check.
236 * traps.c (frv_core_signal, frvbf_media_cr_not_aligned): Likewise.
237 (frvbf_media_acc_not_aligned): Likewise.
238 (frvbf_media_register_not_aligned): Likewise.
239 * arch.c: Regenerate.
240 * arch.h: Regenerate.
241 * cpu.h: Regenerate.
242 * cpuall.h: Regenerate.
243 * decode.h: Regenerate.
244 * model.c: Regenerate.
245
c7a48b9a
RS		 2462004-03-01 Richard Sandiford <rsandifo@redhat.com>
247
248 * cache.c (frv_cache_init): Change fr400 cache statistics to match
249 the fr405.
250 (non_cache_access): Add missing breaks.
251 * interrupts.c (set_exception_status_registers): Always set EAR15
252 for data_access_errors.
253 * memory.c (fr400_check_write_address): Remove redundant alignment
254 check.
255 * model.c: Regenerate.
256
8b73069f
RS		 2572004-03-01 Richard Sandiford <rsandifo@redhat.com>
258
259 * frv.c (frvbf_iacc_cut): Rework, taking rounding into account.
260
8ae0baa2
RS		 2612004-03-01 Richard Sandiford <rsandifo@redhat.com>
262
263 * decode.c, decode.h, model.c, sem.c: Regenerate.
264
d74c4203
KB		 2652003-11-24 Kevin Buettner <kevinb@redhat.com>
266
267 * frv-sim.h (GR_REGNUM_MAX, FR_REGNUM_MAX, PC_REGNUM, SPR_REGNUM_MIN)
268 (SPR_REGNUM_MAX): Delete.
269 * frv.c (gdb/sim-frv.h): Include.
270 (frvbf_fetch_register, frvbf_store_register): Use register number
271 constants from gdb/sim-frv.h. Check availability of general
272 purpose and float registers.
273
0b01870b
DB		 2742003-11-03 Dave Brolley <brolley@redhat.com>
275
276 * cache.c (address_interference): Check for higher priority requests
277 in the same pipeline.
278
9a29f3ca
DB		 2792003-10-31 Dave Brolley <brolley@redhat.com>
280
162cec1b 281 * frv-sim.h (LR_REGNUM): Removed.
073926e5 282 (SPR_REGNUM_MIN,SPR_REGNUM_MAX): New macros.
9a29f3ca 283 * frv.c (frvbf_fetch_register): Fetch SPR registers based on
073926e5 284 SPR_REGNUM_MIN and SPR_REGNUM_MAX. Check whether SPRs are implemented.
9a29f3ca
DB		 285 Return 0 for an unimplemented register. Return the length of the data
286 for an implemented register.
287 (frvbf_store_register): Ditto.
288
fc0a2244
AC		 2892003-10-30 Andrew Cagney <cagney@redhat.com>
290
291 * traps.c: Replace "struct symbol_cache_entry" with "struct
292 bfd_symbol".
293
29a79ca0
DB		 2942003-10-10 Dave Brolley <brolley@redhat.com>
295
296 * cpu.h, sem.c: Regenerate.
297
e930b1f5
DB		 2982003-10-06 Dave Brolley <brolley@redhat.com>
299
300 * profile-fr550.[ch]: New files.
301 * configure.in: Move frv handling to alphabetically correct placement.
302 * Makefile.in: Add fr550 support.
303 * frv-sim.h,frv.c,interrups.c,memory.c,mloop.in,pipeline.c,
304 profile.[ch],registers.c,traps.c: Add fr550 support.
305 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
306 Regenerate.
307
22f367a7
DB		 3082003-09-25 Dave Brolley <brolley@redhat.com>
309
310 * reset.c (frv_initialize): Call frv_register_control_init first.
311
1c453cd6
DB		 3122003-09-24 Dave Brolley <brolley@redhat.com>
313
314 * profile.h (update_FR_ptime): New prototype.
315 (update_FRdouble_ptime): Ditto.
316 (update_SPR_ptime): Ditto.
317 (increase_ACC_busy): Ditto.
318 (enforce_full_acc_latency): Ditto.
319 (post_wait_for_SPR): Ditto.
320 * profile.c (update_FR_ptime): Moved here from profile-fr500.c.
321 (update_FRdouble_ptime): Ditto.
322 (update_SPR_ptime): New function.
323 (increase_ACC_busy): Ditto.
324 (enforce_full_acc_latency): Ditto.
325 (vliw_wait_for_fdiv_resource): Correct resource name.
326 (vliw_wait_for_fsqrt_resource): Ditto.
327 (post_wait_for_SPR): New function.
328 * profile-fr500.c (frvbf_model_fr500_u_commit): New function.
329 (frvbf_model_fr500_u_gr2fr): Pass out_FRk as output register to
330 adjust_float_register_busy.
331 (frvbf_model_fr500_u_gr_load): Record latency of SPR registers.
332 (frvbf_model_fr500_u_fr_load): Wait for and record latency of SPR
333 registers.
334 (frvbf_model_fr500_u_float_arith): Ditto.
335 (frvbf_model_fr500_u_float_dual_arith): Ditto.
336 (frvbf_model_fr500_u_float_div): Ditto.
337 (frvbf_model_fr500_u_float_sqrt): Ditto.
338 (frvbf_model_fr500_u_float_convert): Ditto.
339 (update_FR_ptime): Moved to profile.c
340 (update_FRdouble_ptime): Moved to profile.c
341 * profile-fr400.c (update_FR_ptime): Removed. Identical to functions
342 for other machines.
343 (update_FRdouble_ptime): Ditto.
344 * arch.h,cpu.h,sem.c,decode.[ch],model.c,sem.c: Regenerated.
345
153431d6
DB		 3462003-09-12 Dave Brolley <brolley@redhat.com>
347
348 * registers.c (frv_check_spr_read_access): Check for access to
349 ACC4-ACC63 and ACCG4-ACCG63.
350 * profile.h (frv-desc.h): #include it.
351 (spr_busy): New member of FRV_PROFILE_STATE.
352 (spr_latency): Ditto.
353 (GNER_FOR_GR): New macro.
354 (FNER_FOR_FR): New maccro.
355 (update_SPR_latency): New function.
356 (vliw_wait_for_SPR): New function.
93938d47 357 * profile.c (update_latencies): Update SPR latencies.
153431d6
DB		 358 (update_target_latencies): Ditto.
359 (update_SPR_latency): New function.
360 (vliw_wait_for_SPR): New function.
361 * profile-fr500.c (frvbf_model_fr500_u_idiv): Record GNER latency.
362 (frvbf_model_fr500_u_trap): Removed unused variable, ps.
363 (frvbf_model_fr500_u_check): Ditto.
364 (frvbf_model_fr500_u_clrgr): New unit modeller for fr500.
365 (frvbf_model_fr500_u_clrfr): Ditto.
366 (frvbf_model_fr500_u_spr2gr): Wait for SPR.
367 (frvbf_model_fr500_u_gr2spr): Ditto.
368 * frv-sim.h (H_SPR_ACC4): New macro.
369 (H_SPR_ACCG4): New macro;
370 (H_SPR_ACC0): Removed.
371 (H_SPR_ACCG0): Removed.
372 * arch.h,model.c,sem[ch],decode.[ch]: Regenerated.
373
ba9c4053
DB		 3742003-09-10 Dave Brolley <brolley@redhat.com>
375
376 * profile.c (slot_names): FM1 was listed twice. Changed first
377 instance to FM0. Added IALL, FMALL and FMLOW.
378 (print_parallel): Don't examine slots with no insns.
379
f9e18f5a
DB		 3802003-09-09 Dave Brolley <brolley@redhat.com>
381
382 * frv.c (do_media_average): Select machine using a switch.
383
d89a78b6
DB		 3842003-09-08 Dave Brolley <brolley@redhat.com>
385
386 On behalf of Doug Evans <dje@sebabeach.org>
387 * Makefile.in (stamp-arch,stamp-cpu): Pass archfile to cgen.
388 Remove copying of .cpu file to cgen/cpu, no longer needed.
389
d03ea14f
DB		 3902003-09-03 Dave Brolley <brolley@redhat.com>
391
392 * cpu.h, model.c, sem.c, decode.h, decode.c: Regenerated.
393
e8d2f504
DB		 3942003-08-29 Dave Brolley <brolley@redhat.com>
395
396 * Makefile.in (stamp-arch): Copy frv.cpu from $(srcdir)../../cpu
397 temporarily when regenerating files.
398 (stamp-cpu): Ditto.
399
b34f6357
DB		 4002003-08-20 Micheal Snyder <msnyder@redhat.com>
401
402 * All generated files: Regenerate.
403
4042001-10-11 Dave Brolley <brolley@redhat.com>
405
406 * cpu.h,decode.c,decode.h,sem.c: Regenerate.
407
4082001-10-09 Dave Brolley <brolley@redhat.com>
409
410 * traps.c (frv_rett): Halt if PSR.S and PSR.ET are both set or both
411 not set.
412 * reset.c (frv_hardware_reset): Invalidate both caches.
413 * registers.c: Update init, reset and read-only masks for all registers
414 on all machines.
415 * profile.h (cur_gr_complex): New field of FRV_PROFILE_STATE
416 (prev_gr_complex): New field of FRV_PROFILE_STATE
417 (set_use_is_gr_complex): New function.
418 (set_use_not_gr_complex): New function.
419 (use_is_gr_complex): New function.
420 (decrease_GR_busy): New function.
421 * profile.c (reset_gr_flags): New function.
422 (reset_cc_flags): New function.
423 (set_use_is_gr_complex): New function.
424 (set_use_not_gr_complex): New function.
425 (use_is_gr_complex): New function.
426 (update_latencies): Reset gr and cc flags when latency reaches 0.
427 (decrease_GR_busy): New function.
428 * profile-fr400.h (fr500_reset_acc_flags): Removed.
429 (fr500_reset_cc_flags): New function.
430 * profile-fr500.c (frvbf_model_fr400_u_*): Reflect latencies from fr500
431 LSI version 1.41.
432 * profile-fr400.h (fr400_reset_gr_flags): New function.
433 (fr400_reset_fr_flags): New function.
434 (fr400_reset_acc_flags): New function.
435 * profile-fr400.c (set_use_not_media_p4): New function.
436 (set_use_not_media_p6): New function.
437 (set_acc_use_not_media_p2): New function.
438 (set_acc_use_not_media_p4): New function.
439 (fr400_reset_gr_flags): New function.
440 (fr400_reset_fr_flags): New function.
441 (fr400_reset_acc_flags): New function.
442 (frvbf_model_fr400_u_*): Reflect latencies from fr400 LSI version 1.1.
443 (frvbf_model_fr400_u_media_hilo): New function.
444 * pipeline.c (frv_vliw_setup_insn): Don't clear MSR0.MTT.
445 * memory.c (fr400_check_data_read_address): Check address range only
446 for double word loads. Don't check alignment here.
447 (fr400_check_readwrite_address): New function.
448 (fr500_check_readwrite_address): New function.
449 (check_readwrite_address): New function.
450 (fr500_check_insn_read_address): Correct address ranges.
451 (frvbf_read_mem_*): Check address range here.
452 (frv_address_forbidden): Removed.
453 (fr400_check_write_address): New function.
454 (check_write_address): New function.
455 (frvbf_write_mem_*): Don't check address range here.
456 (frvbf_mem_set_*): Check address range here.
457 * interrupts.c (frv_queue_data_access_error_interrupt): Now takes an
458 address as second argument.
459 (frv_queue_data_access_exception_interrupt): New function.
460 (frv_queue_illegal_instruction_interrupt): Generate fp_exception for
461 media insns on fr400.
462 (frv_queue_non_implemented_instruction_interrupt): Generate mp_exception
463 for media insns on fr400.
464 (frv_detect_insn_access_interrupts): Don't check for illegal addresses
465 of insns here. Check for MTRAP insn if PSR.EM is not set.
466 (frv_set_mp_exception_registers): Only set MSR0.MTT if it is not already
467 set.
468 (set_exception_status_registers): Do not always set EPCR. Set EAR for
469 data_acess_error only if not fr400.
470 * frv.c (do_media_average): New function.
471 (frvbf_media_average): New function.
472 (frvbf_insn_cache_invalidate): Check for illegal invocation.
473 (frvbf_data_cache_invalidate): Ditto.
474 (frvbf_data_cache_flush): Ditto.
475 * frv-sim.h (GET_FSR_QNE): New macro.
476 (frv_msr_mtt): Remove MTT_SEQUENCE_ERROR.
477 (GET_MSR_SRDAV): New macro.
478 (GET_MSR_RDAV): New macro.
479 (GET_MSR_RD): New macro.
480 (frv_queue_data_access_error_interrupt): Now takes an address as second
481 argument.
482 (frv_address_forbidden): Removed.
483 * cache.c (non_cache_access): Correct address ranges. Now takes cache
484 as first argument.
485 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
486
4872001-08-20 Dave Brolley <brolley@redhat.com>
488
489 * sim-main.h (_sim_cpu): New field 'elf_flags'.
490 * sim-if.c (sim_open): Extract the elf_flags from the input file and
491 save them with each cpu.
492 * mloop.in (main loop): Pass elf flags to frv_vliw_reset. Set
493 last_insn_p before executing the insn.
494 * cache.c (frv_cache_invalidate): Flush scache if this is the cpu's
495 insn cache.
496 (frv_cache_invalidate_all): Ditto.
497
4982001-08-20 Richard Sandiford <rsandifo@redhat.com>
499
500 * traps.c (syscall_read_mem): Flush the data cache before reading.
501 (syscall_write_mem): Flush the data cache before writing.
502 Invalidate both caches.
503
5042001-07-05 Ben Elliston <bje@redhat.com>
505
506 * Makefile.in (stamp-arch): Use $(CGEN_CPU_DIR).
507 (stamp-cpu): Likewise.
508
5092001-05-23 Dave Brolley <brolley@redhat.com>
510
511 * profile-fr400.c (acc_use_is_media_p2): New function.
512 (frvbf_model_fr400_u_media_2): Account for latency of output
513 accumulators.
514 (frvbf_model_fr400_u_media_2_quad): Ditto.
515 (frvbf_model_fr400_u_media_2_acc): New function.
516 (frvbf_model_fr400_u_media_2_acc_dual): New function.
517 (frvbf_model_fr400_u_media_2_add_sub): New function.
518 (frvbf_model_fr400_u_media_2_add_sub_dual): New function.
519 (frvbf_model_fr400_u_media_3_dual): New function.
520 (frvbf_model_fr400_u_media_4_acc_dual): New function.
521 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
522
5232001-05-15 Dave Brolley <brolley@redhat.com>
524
525 * registers.c (fr400_spr): Enable write access to HSR0.CBM.
526 * profile.h (FRV_PROFILE_STATE): New field 'all_cache_entries'.
527 * profile.c (CACHE_QUEUE_ELEMENT): New 'all' field.
528 (request_cache_flush): Save 'all' argument.
529 (request_cache_invalidate): Save all_cache_entries from profile state
530 to 'all' field of the request.
531 (submit_cache_request): Pass the 'all' field of the request to
532 frv_cache_request_invalidate.
533 * frv.c (frv_insn_cache_invalidate): Add new 'all' parameter. Perform
534 operation even if HSR0.ICE is not set.
535 (frv_data_cache_invalidate): Add new 'all' parameter. Perform
536 operation even if HSR0.DCE is not set.
537 (frv_data_cache_flush): Ditto.
538 * frv-sim.h (frv_insn_cache_invalidate): Add new 'all' parameter.
539 (frv_data_cache_invalidate): Add new 'all' parameter.
540 (frv_data_cache_flush): Add new 'all' parameter.
541 * cache.h (FRV_CACHE_INVALIDATE_REQUEST): Add new 'all' field.
542 (frv_cache_request_invalidate): Add new 'all' parameter.
543 * cache.c (frv_cache_request_invalidate): Add new 'all' parameter. Save
544 its value in the invalidate request.
545 (address_interference): Accept the value '-1' for the address argument
546 to mean 'any address'.
547 (handle_req_invalidate): Handle request to invalidate all cache lines.
548 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
549
5502001-05-14 Dave Brolley <brolley@redhat.com>
551
552 * profile.h (past_first_p): New field of profiling state.
553 (branch_penalty): Ditto.
554 (branch_hint): Ditto.
555 (update_branch_penalty): New function.
556 * profile.c (frvbf_model_insn_after): Reset past_first_p and
557 branch_address fields of the profiling state.
558 (frvbf_model_branch): New function.
559 (update_branch_penalty): New function.
560 * profile-fr500.c (frvbf_model_fr500_u_branch): Remove ICCi_3 and
561 FCCi_3 inputs.
562 (frvbf_model_fr500_u_trap): New function.
563 (frvbf_model_fr500_u_check): New function.
564 (frvbf_model_fr500_u_media_dual_htob): post-processing latency is 3
565 cycles.
566 * profile-fr400.c (frvbf_model_fr400_u_branch): Set branch penalties
567 as documented in the fr400 LSI. Remove ICCi_3 and FCCi_3 inputs.
568 (frvbf_model_fr400_u_media_dual_expand): Check resource usage as
569 documented in teh fr400 LSI.
570 (frvbf_model_fr400_u_media_dual_htob): Ditto.
571 (frvbf_model_fr400_u_media_dual_unpack): Removed.
572 (frvbf_model_fr500_u_trap): New function.
573 (frvbf_model_fr500_u_check): New function.
574 * mloop.in (simulate_dual_insn_prefetch): New function.
575 (@cpu@_simulate_insn_prefetch): Call simulate_dual_insn_prefetch with
576 arguments for each machine type.
577 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
578
5792001-05-09 Dave Brolley <brolley@redhat.com>
580
581 * Makefile.in (profile.o): Add profile-fr400.h as a dependency.
582 (profile-fr400.o): New target.
583 * profile.c: New file.
584 * profile.h: New file.
585 * profile-fr400.c: New file.
586 * profile-fr400.h: New file.
587 * profile-fr500.c: New file.
588 * profile-fr500.h: New file.
589 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
590
5912001-05-02 Dave Brolley <brolley@redhat.com>
592
593 * sim-main.h (profile.h): #include it.
594 (CPU_PROFILE_STATE): New macro.
595 (profile_state): New frv specific cpu field.
596 * reset.c (frv_initialize): insn_fetch_address and branch_address now
597 part of global profiling state.
598 * Makefile.in (SIM_OBJS): Add profile.o and profile-fr500.o.
599 (SIM_EXTRA_DEPS): Add profile.h.
600 (registers.o): Correct name of source file.
601 (profile.o): New target.
602 (profile-fr500.o): New target.
603 * frv-sim.h: Move profile related data structures to profile.h.
604 * frv.c: Move fr500 specific functions to profile-fr500.c.
605 * cpu.h: Regenerated.
606
6072001-04-27 Dave Brolley <brolley@redhat.com>
608
609 * sim-main.h (CPU_PIPELINE): Renamed to CPU_VLIW.
610 * interrupts.c: Rename FRV_PIPELINE to FRV_VLIW.
611 Rename pipeline to vliw. Rename CPU_PIPELINE to CPU_VLIW.
612 Rename PIPE_* to UNIT_*.
613 (frv_queue_illegal_instruction_interrupt): Use
614 frv_is_float_insn and frv_is_media_insn.
615 (frv_queue_non_implemented_instruction_interrupt): Ditto.
616 (frv_detect_insn_access_interrupts): Ditto.
617 * frv.c: Rename FRV_PIPELINE to FRV_VLIW. Rename pipeline to vliw.
618 Rename CPU_PIPELINE to CPU_VLIW. Rename PIPE_* to UNIT_*.
619 * memory.c: Ditto.
620 * pipeline.c: Ditto.
621 * mloop.in: Ditto.
622 * frv-sim.h (frv_pipeline_setup_insn): Renamed to frv_vliw_setup_insn.
623 * cache.c: Rename PIPE_* to UNIT_*.
624
6252001-04-24 Dave Brolley <brolley@redhat.com>
626
627 * frv.c (frvbf_load_quad_GR): Delete have_data and hsr0.
628 (frvbf_load_quad_FRint): Ditto.
629 (frvbf_load_quad_CPR): Ditto.
630 * cache.c (frv_cache_init): Initialize cache for fr400 vs other
631 machines.
632 (bfd.h): #include it.
633 (non_cache_access): Update for revised fr500 and for fr400.
634 * registers.c (frv_spr): Don't reset PSR.PS.
635 (fr500_spr): Ditto.
636 (frv_reset_spr): Set PSR.PS to the former value of PSR.S.
637
6382001-04-23 Dave Brolley <brolley@redhat.com>
639
640 * traps.c (frv_core_signal): On fr400, generate data_access_error.
641 (frvbf_media_cr_not_aligned): On fr400, generate illegal_instruction.
642 (frvbf_media_acc_not_aligned): Ditto.
643 (frvbf_media_register_not_aligned): Ditto.
644 (frvbf_division_exception): Use GET_ISR_EDE.
645 * registers.c (frv_check_spr_read_access): New function.
646 (frv_check_spr_write_access): New function.
647 (frv_check_spr_access): Deleted.
648 (frv_check_register_access): On fr400, generate illegal_instruction.
649 * memory.c (fr400_check_data_read_address): New function.
650 (fr500_check_data_read_address): Ditto.
651 (check_data_read_address): Ditto.
652 (fr400_check_insn_read_address): Ditto.
653 (fr500_check_insn_read_address): Ditto.
654 (check_insn_read_address): Ditto.
655 (frvbf_read_mem_QI): Call check_data_read_access.
656 (frvbf_read_mem_UQI): Ditto.
657 (frvbf_read_mem_HI): Ditto.
658 (frvbf_read_mem_UHI): Ditto.
659 (frvbf_read_mem_SI): Ditto.
660 (frvbf_read_mem_DI): Ditto.
661 (frvbf_read_mem_DF): Ditto.
662 (frvbf_read_imem_USI): Call check_insn_read_access.
663 (frv_address_forbidden): Now takes cpu as first argument. Check based
664 on machine type.
665 (fr400_mem_address_unaligned): New function.
666 (fr500_mem_address_unaligned): Ditto.
667 (check_write_address): Ditto.
668 (frvbf_mem_set_QI): Call check_write_address.
669 (frvbf_mem_set_HI): Ditto.
670 (frvbf_mem_set_SI): Ditto.
671 (frvbf_mem_set_DI): Ditto.
672 (frvbf_mem_set_DF): Ditto.
673 (frvbf_mem_set_XI): Ditto.
674 * interrupts.c (bfd.h): #include it.
675 (frv_queue_data_access_error_interrupt): New function.
676 (frv_queue_instruction_access_error_interrupt): New function.
677 (frv_queue_instruction_access_exception_interrupt): New function.
678 (frv_queue_illegal_instruction_interrupt): No fp_exception on fr400.
679 (frv_queue_non_implemented_instruction_interrupt): Ditto.
680 (frv_detect_insn_access_interrupts): Reorder tests to match priority
681 from the LSI manual.
682 (set_isr_exception_fields): Accumulate dtt bits.
683 * frv.c (check_register_alignment): New function.
684 (check_fr_register_alignment): New function.
685 (check_memory_alignment): New function.
686 (frvbf_h_gr_double_get_handler): Call check_register_alignment.
687 (frvbf_h_gr_double_set_handler): Ditto.
688 (frvbf_h_cpr_double_get_handler): Ditto.
689 (frvbf_h_cpr_double_set_handler): Ditto.
690 (frvbf_h_gr_quad_set_handler): Ditto.
691 (frvbf_h_cpr_quad_set_handler): Ditto.
692 (frvbf_h_fr_double_get_handler): Call check_fr_register_alignment.
693 (frvbf_h_fr_double_set_handler): Ditto.
694 (frvbf_h_fr_quad_set_handler): Ditto.
695 (frvbf_h_spr_get_handler): Call frv_check_spr_read_access.
696 (frvbf_h_spr_set_handler): Call frv_check_spr_write_access.
697 (frvbf_load_quad_GR): Call check_memory_aligment.
698 (frvbf_load_quad_FRint): Ditto.
699 (frvbf_load_quad_CPR): Ditto.
700 (frvbf_store_quad_GR): Call check_memory_aligment and
701 check_register_alignment.
702 (frvbf_store_quad_FRint): Ditto.
703 (frvbf_store_quad_CPR): Ditto.
704 (frvbf_signed_integer_divide: Use GET_ISR_EDEM.
705 * frv-sim.h (H_SPR_ACC0): New macro.
706 (H_SPR_ACC63): New macro.
707 (H_SPR_ACCG0): New macro.
708 (H_SPR_ACCG63): New macro.
709 (frv_dtt): New enumerator.
710 (GET_ISR_EDE): Renamed from GET_ISR_EDEM.
711 (GET_ISR_DTT): New macro.
712 (frv_queue_data_access_error_interrupt): New function.
713 (frv_queue_instruction_access_error_interrupt): New function.
714 (frv_queue_instruction_access_exception_interrupt): New function.
715 (frv_address_forbidden): Now takes cpu as first argument.
716 * cpu.h: Regenerate.
717
7182001-04-10 Dave Brolley <brolley@redhat.com>
719
720 * registers.c (fr500_spr): Add new fields to fr500 PSR register.
721 (fr500_spr): Add STBAR and MMCR unimplemented registers for fr500.
722 (fr400_spr): Implement SPR registers for fr400.
723 (frv_register_control_init): Handle bfd_mach_fr400 properly.
724 * frv.c (spr_bpsr_get_handler): Mask field before shifting.
725 (spr_psr_get_handler): Ditto.
726 (spr_ccr_get_handler): Ditto.
727 (spr_cccr_get_handler): Ditto.
728 (frvbf_clear_accumulators): Only 4 accumulators on fr400.
729 * frv-sim.h: Update comment about MCCR_* macros.
730 * cpu.c,cpu.h: Regenerate.
731
7322001-04-05 Dave Brolley <brolley@redhat.com>
733
734 * cpu.h,decode.c,model.c,sem.c: Regenerate.
735
7362001-04-05 Dave Brolley <brolley@redhat.com>
737
738 * reset.c: Update copyright.
739 * registers.c (frv_register_control_init): Handle bfd_mach_fr400.
740 * frv.c (frvbf_model_fr400_u_exec): New function.
741 * Makefile.in (stamp-cpu): Add fr400 to list of machines.
742 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
743 Regenerate.
744
7452000-11-22 Dave Brolley <brolley@redhat.com>
746
747 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
748 Regenerate.
749
7502000-11-10 Dave Brolley <brolley@redhat.com>
751
752 * decode.c: Regenerate.
753
7542000-09-12 Dave Brolley <brolley@redhat.com>
755
756 * traps.c (frv_sim_engine_halt_hook): New function.
757 (frv_itrap): Caches now invalidated in sim_engine_halt via
758 SIM_ENGINE_HALT_HOOK.
759 (frv_break): Ditto.
760 * sim-main.h (frv_sim_engine_halt_hook): New function.
761 (SIM_ENGINE_HALT_HOOK): New macro.
762 (SIM_ENGINE_RESTART_HOOK): New macro.
763 * interrupts.c: Call to frv_term now done within sim_engine_halt via
764 SIM_ENGINE_HALT_HOOK.
765
7662000-09-08 Dave Brolley <brolley@redhat.com>
767
768 * traps.c (frv_itrap): Invalidate and flush the data and insn caches
769 respectively when stopping for a breakpoint.
770 (frv_break): Ditto.
771 * cache.h (frv_cache_invalidate_all): New function.
772 * cache.c (frv_cache_invalidate_all): New function.
773
7742000-09-05 Dave Brolley <brolley@redhat.com>
775
776 * traps.c (frv_break): If SIM_HAVE_BREAKPOINTS, call
777 sim_handle_breakpoint. Otherwise if environment != operating call
778 sim_engine_halt. Otherwise handle normally.
779 * interrupts.c (frv_queue_break_interrupt): Don't handle debugger
780 breakpoints here. Moved to frv_break in traps.c.
781
782 * sem.c: Regenerate.
783
7842000-09-01 Dave Brolley <brolley@redhat.com>
785
786 * interrupts.c (frv_queue_break_interrupt): Call sim_handle_breakpoint
787 before queuing an interrupt in order to allow 'break' to be used as
788 the breakpoint insn.
789
7902000-08-29 Dave Brolley <brolley@redhat.com>
791
792 * traps.c (frv_itrap): Invalidate the insn cache at a breakpoint.
793
7942000-07-27 Dave Brolley <brolley@redhat.com>
795
796 * cpu.h,decode.c: Rebuild.
797
7982000-07-26 Dave Brolley <brolley@redhat.com>
799
800 * frv.c (spr_cccr_get_handler): Change CRx to CCx.
801 (spr_cccr_set_handler): Change CRx to CCx.
802 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
803
8042000-07-24 Dave Brolley <brolley@redhat.com>
805
806 * sem.c: Regenerate.
807 * frv.c (frvbf_unsigned_integer_divide): Queue a write for the result.
808 Don't write it directly.
809
810Thu Jul 6 13:51:12 2000 Dave Brolley <brolley@topaz>
811
812 * configure: Regenerated to track ../common/aclocal.m4 changes.
813
8142000-07-05 Ben Elliston <bje@redhat.com>
815
816 * configure: Regenerated to track ../common/aclocal.m4 changes.
817
8182000-06-28 Dave Brolley <brolley@redhat.com>
819
820 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
821
8222000-06-21 Dave Brolley <brolley@redhat.com>
823
824 * pipeline.c: All code except frv_pipeline_setup_insn moved to
825 frv.opc.
826 * mloop.in (main loop): frv_pipeline_add_insn broken up into
827 frv_pipeline_add_insn and frv_pipeline_setup_insn.
828 * frv-sim.h: Move pipeline status code to frv.opc.
829 * model.c: Regenerate.
830
8312000-06-12 Dave Brolley <brolley@redhat.com>
832
833 * options.c (frv_option_handler): --profile-parallel implies
834 --profile-model.
835 * mloop.in (fetch_buffer): Removed.
836 (@cpu@_simulate_insn_prefetch): Monitoring of fetch buffer moved to
837 run_caches. Use cache directly if not counting cycles. Don't use
838 cache at all if not counting cycles and cache not enabled.
839 * frv.c (frv_insn_fetch_buffer): New global variable.
840 (run_caches): Monitor the status of insn prefetch requests.
841 * frv-sim.h (FRV_INSN_FETCH_BUFFER): New struct type.
842 (frv_insn_fetch_buffer): New global variable.
843
8442000-06-12 Dave Brolley <brolley@redhat.com>
845
846 * mloop.in (fetch_buffer): New static struct.
847 (@cpu@_simulate_insn_prefetch): Rewritten.
848 * cache.c (frv_cache_request_invalidate): Don't invalidate return
849 buffer.
850 (address_interference): Defer to any WAR request in either pipeline.
851
8522000-06-09 Dave Brolley <brolley@redhat.com>
853
854 * pipeline.c (insns_in_slot): New Array.
855 (frv_pipeline_add_insn): Call COUNT_INSNS_IN_SLOT.
856 * options.c (frv_options): Remove 'NONBLOCK' argument from data-cache
857 option.
858 (parse_cache_option): New function.
859 (frv_option_handler): Call parse_cache_option.
860 * frv.c (vliw_branch_taken): New variable.
861 (vliw_load_stall): New variable.
862 (handle_resource_wait): Update vliw_load_stall.
863 (frvbf_model_insn_before): Initialize vliw_branch_taken and
864 vliw_load_stall.
865 (frvbf_model_insn_after): Increment PROFILE_MODEL_LOAD_STALL_CYCLES.
866 (load_wait_for_FR): Update vliw_load_stall.
867 (load_wait_for_GR): Update vliw_load_stall.
868 (load_wait_for_FRdouble): Update vliw_load_stall.
869 (load_wait_for_GRdouble): Update vliw_load_stall.
870 (frvbf_model_fr500_u_branch): Count branches taken and not taken.
871 (slot_names): New static array.
872 (print_parallel): Now takes second argument 'verbose'. Print cycles per
873 VLIW insn and instructions per cycle. Also tabulate the number of insns
874 in each type of VLIW slot.
875 (frv_profile_info): Call print_parallel with new second argument.
876 * frv-sim.h (insn_in_slot): New array.
877 (COUNT_INSNS_IN_SLOT): New macro.
878 (INSNS_IN_SLOT): New macro.
879 * cache.c: Remove references to non_blocking_count. Remove references to
880 last_was_hit. Remove references to req_none.
881 (handle_req_store): Adjust statistics before requeuing the store
882 request.
883 (handle_req_WAR): Don't let the WAR request affect the cache statistics.
884 * cache.h: Remove references to non_blocking_count. Remove references to
885 last_was_hit. Remove references to req_none.
886 * model.c: Regenerate.
887
8882000-06-08 Dave Brolley <brolley@redhat.com>
889
890 * frv.c (request_complete): Copy load data from the correct return
891 buffer.
892
8932000-06-07 Dave Brolley <brolley@redhat.com>
894
895 * traps.c (frv_core_signal): Call frv_term before exiting.
896 (frv_itrap): Call frv_term before exiting.
897 (next_available_nesr): Make sure NECR is implemented before reading it.
898 (next_valid_nesr): Ditto.
899 (frvbf_check_non_excepting_load): Ditto.
900 (frvbf_clear_ne_flags): Ditto.
901 (frvbf_commit): Ditto.
902 (frvbf_check_recovering_store): Delay cache operation if 'model_insn'.
903 * sim-main.h (_sim_cpu): Add load_address, load_length, load_flag and
904 store_flag members.
905 (CPU_LOAD_ADDRESS): New macro.
906 (CPU_LOAD_LENGTH): New macro.
907 (CPU_LOAD_SIGNED): New macro.
908 (CPU_LOAD_LOCK): New macro.
909 * reset.c (frv_term): New function.
910 (frv_power_on_reset): Use SETMEMSI if the cache is not enabled.
911 (frv_hardware_reset): Use SETMEMSI if the cache is not enabled.
912 (frv_software_reset): Use SETMEMSI if the cache is not enabled.
913 * mloop.in (execute): Call FRV_COUNT_CYCLES to decide whether to model
914 the insn. Model the insn in two passes. One before and one after
915 execution.
916 (cache_reqno): new static variable.
917 (@cpu@_simulate_insn_prefetch): Model fetch latency by waiting for the
918 cache rather than assuming a fixed latency.
919 (xinit): Turn on PROFILE_MODEL_P before each vliw insn if the timer is
920 enabled so that modeling data is collected by cgen during execution.
921 (full-exec): Restore PROFILE_MODEL_P after each vliw insn.
922 * memory.c (data_non_cache_access): Removed.
923 (insn_non_cache_access): Removed.
924 (frvbf_read_mem_QI): Delay read operation if 'model_insn'.
925 (frvbf_read_mem_UQI): Delay read operation if 'model_insn'.
926 (frvbf_read_mem_HI): Delay read operation if 'model_insn'.
927 (frvbf_read_mem_UHI): Delay read operation if 'model_insn'.
928 (frvbf_read_mem_SI): Delay read operation if 'model_insn'.
929 (frvbf_read_mem_DI): Delay read operation if 'model_insn'.
930 (frvbf_read_mem_DF): Delay read operation if 'model_insn'.
931 (frvbf_read_imem_USI): Read the cache or ememory passively.
932 (frvbf_write_mem_QI): Don't check for non-cache access here.
933 (frvbf_write_mem_UQI): Call frvbf_write_mem_QI.
934 (frvbf_write_mem_HI): Don't check for non-cache access here.
935 (frvbf_write_mem_UHI): Call frvbf_write_mem_QI.
936 (frvbf_write_mem_SI): Don't check for non-cache access here.
937 (frvbf_write_mem_DI): Don't check for non-cache access here.
938 (frvbf_write_mem_DF): Don't check for non-cache access here.
939 (frvbf_mem_set_QI): Use cycle-accurate cache write if 'model_insn'.
940 (frvbf_mem_set_HI): Use cycle-accurate cache write if 'model_insn'.
941 (frvbf_mem_set_SI): Use cycle-accurate cache write if 'model_insn'.
942 (frvbf_mem_set_DI): Use cycle-accurate cache write if 'model_insn'.
943 (frvbf_mem_set_DF): Use cycle-accurate cache write if 'model_insn'.
944 (frvbf_mem_set_XI): Use cycle-accurate cache write if 'model_insn'.
945 * interrupts.c (check_reset): Read the cache and memory passively.
946 (frv_program_or_software_interrupt): Call frv_term before calling
947 sim_engine_halt.
948 * frv.c (all modeling functions): Break into two passes. One before
949 execuetion and one after. call load_wait_for_* for all GR and FR
950 registers.
951 (frvbf_load_quad_GR): Delay performing the load if 'model_insn'.
952 (frvbf_load_quad_FRint): Delay performing the load if 'model_insn'.
953 (frvbf_load_quad_CPR): Delay performing the load if 'model_insn'.
954 (frvbf_insn_cache_preload): Delay cache operation if 'model_insn'.
955 (frvbf_data_cache_preload): Delay cache operation if 'model_insn'.
956 (frvbf_insn_cache_unlock): Delay cache operation if 'model_insn'.
957 (frvbf_data_cache_unlock): Delay cache operation if 'model_insn'.
958 (frvbf_insn_cache_invalidate): Delay cache operation if 'model_insn'.
959 (frvbf_data_cache_invalidate): Delay cache operation if 'model_insn'.
960 (frvbf_data_cache_flush): Delay cache operation if 'model_insn'.
961 (model_insn): New global variable.
962 (fr_ptime): New array.
963 (cache_request): New enumeration.
964 (CACHE_QUEUE_ELEMENT): New struct type.
965 (CACHE_QUEUE_SIZE): New macro.
966 (cache_queue): New static struct.
967 (request_cache_load): New function.
968 (request_cache_flush): New function.
969 (request_cache_invalidate): New function.
970 (request_cache_preload): New function.
971 (request_cache_unlock): New function.
972 (submit_cache_request): New function.
973 (activate_cache_requests): New function.
974 (load_pending_for_register): New function.
975 (flush_pending_for_address): New function.
976 (remove_cache_queue_element): New function.
977 (copy_load_data): New function.
978 (request_complete): New function.
979 (run_caches): New function.
980 (frv_model_trace_wait_cycles): New function.
981 (wait_for_flush): New function.
982 (frvbf_model_insn_before): Insn prefect wait now modeled in
983 frvbf_simulate_insn_prefetch. Incremement vliw_insns here. Call
984 wait_for_flush.
985 (frvbf_model_insn_after): Call activate_cache_requests. Don't increment
986 vliw_insns here anymore.
987 (update_FR_latency_for_load): New function.
988 (update_FRdouble_latency_for_load): New function.
989 (update_FR_ptime): New function.
990 (update_FRdouble_ptime): New function.
991 (update_GR_latency_for_swap): New function.
992 (load_wait_for_GR): New function.
993 (load_wait_for_FR): New function.
994 (load_wait_for_GRdouble): New function.
995 (load_wait_for_FRdouble): New function.
996 (frvbf_model_fr500_u_ici): New function.
997 (frvbf_model_fr500_u_dci): New function.
998 (frvbf_model_fr500_u_dcf): New function.
999 (frvbf_model_fr500_u_icpl): New function.
1000 (frvbf_model_fr500_u_dcpl): New function.
1001 (frvbf_model_fr500_u_icul): New function.
1002 (frvbf_model_fr500_u_dcul): New function.
1003 * frv-sim.h (frv_term): New function.
1004 (insn_non_cache_access): Removed.
1005 (FRV_COUNT_CYCLES): New macro.
1006 (frv_save_peofile_model_p): New global variable.
1007 (model_insn): New enumerated global variable.
1008 (frv_model_advance_cycles): New function.
1009 (frv_model_trace_wait_cycles): New function.
1010 * cache.h (FRV_CACHE_REQUEST_KIND): New enumeration.
1011 (FRV_CACHE_WAR_REQUEST): New struct type.
1012 (FRV_CACHE_STORE_REQUEST): New struct type.
1013 (FRV_CACHE_INVALIDATE_REQUEST): New struct type.
1014 (FRV_CACHE_PRELOAD_REQUEST): New struct type.
1015 (FRV_CACHE_REQUEST): New struct type.
1016 (FRV_CACHE_RETURN_BUFFER): New struct type.
1017 (FRV_CACHE_FLUSH_STATUS): New struct type.
1018 (FRV_CACHE_STATUS): New struct type.
1019 (FRV_CACHE_STAGE): New struct type.
1020 (FRV_CACHE_STAGES): New enumeration.
1021 (FRV_CACHE_WAR): New struct type.
1022 (FRV_CACHE_PIPELINE): New struct type.
1023 (FRV_CACHE_ARS): New struct type.
1024 (FRV_CACHE_STATISTICS): New struct type.
1025 (FRV_CACHE): Add pipeline, statistics, BARS and NARS.
1026 (CACHE_RETURN_DATA): 'return_buffer' is now within 'status'.
1027 (CACHE_RETURN_DATA_ADDRESS): New macro.
1028 (frv_cache_read): Now takes pipe index as second argument.
1029 (frv_cache_enabled): New function.
1030 (frv_cache_request_load): New function.
1031 (frv_cache_request_store): New function.
1032 (frv_cache_request_invalidate): New function.
1033 (frv_cache_request_preload): New function.
1034 (frv_cache_request_unlock): New function.
1035 (frv_cache_run): New function.
1036 (frv_cache_read_passive_SI): New function.
1037 (frv_cache_data_in_buffer): New function.
1038 (frv_cache_data_flushed): New function.
1039 * cache.c (frv_cache_init): Initialize pipelines and xARS registers.
1040 (frv_cache_enabled): New function.
1041 (non_cache_access): New function.
1042 (write_data_to_memory): Count write accesses for each mode. Write to
1043 memory using sim_core_write_unaligned_1;
1044 (read_data_from_memory): New function.
1045 (fill_line_from_memory): Use read_data_from_memory.
1046 (copy_line_to_return_buffer): New function.
1047 (copy_memory_to_return_buffer): New function.
1048 (set_return_buffer_reqno): New function.
1049 (frv_cache_read): Now takes pipe index as second argument. Check for
1050 non-cache access.
1051 (frv_cache_preload): Check for non-cache access.
1052 (frv_cache_unlock): Check for non-cache access.
1053 (invalidate_return_buffer): New function.
1054 (frv_cache_invalidate): Check for non-cache access.
1055 (convert_slot_to_index): New function.
1056 (FREE_CHAIN_SIZE): New macro.
1057 (frv_cache_request_free_chain): New static variable.
1058 (frv_store_request_free_chain): New static variable.
1059 (allocate_new_cache_requests): New function.
1060 (new_cache_request): New function.
1061 (free_cache_request): New function.
1062 (new_store_request): New function.
1063 (pipeline_remove_request): New function.
1064 (pipeline_add_request): New function.
1065 (pipeline_requeue_request): New function.
1066 (next_priority): New function.
1067 (add_WAR_request): New function.
1068 (pipeline_next_request): New function.
1069 (pipeline_stage_request): New function.
1070 (advance_pipelines): New function.
1071 (frv_cache_request_load): New function.
1072 (frv_cache_request_store): New function.
1073 (frv_cache_request_invalidate): New function.
1074 (frv_cache_request_preload): New function.
1075 (frv_cache_request_unlock): New function.
1076 (address_interference): New function.
1077 (wait_for_WAR): New function.
1078 (wait_in_WAR): New function.
1079 (handle_req_load): New function.
1080 (handle_req_preload): New function.
1081 (handle_req_store): New function.
1082 (handle_req_invalidate): New function.
1083 (handle_req_unlock): New function.
1084 (handle_req_WAR): New function.
1085 (arbitrate_requests): New function.
1086 (move_ARS_to_WAR): New function.
1087 (decrease_latencies): New function.
1088 (frv_cache_run): New function.
1089 (frv_cache_read_passive_SI): New function.
1090 (frv_cache_data_in_buffer): New function.
1091 (frv_cache_data_flushed): New function.
1092 * arch.h,decode.c,decode.h,model.c,sem.c: Rebuild.
1093
1094Wed May 24 14:40:34 2000 Andrew Cagney <cagney@b1.cygnus.com>
1095
1096 * configure: Regenerated to track ../common/aclocal.m4 changes.
1097
10982000-05-19 Dave Brolley <brolley@redhat.com>
1099
1100 * traps.c (frv_rett): Check for exceptions in the order specified in the
1101 architecture spec. Allow privileged_instruction interrrupt to be handled
1102 normally.
1103 * registers.c (frv_register_control_init): Handle bfd_mach_frvtomcat.
1104 * frv.c (frvbf_signed_integer_divide): Use updated dtt to decide whether
1105 to clear the NE flag.
1106 (frvbf_model_tomcat_u_exec): New function.
1107 * frv-sim.h (frvbf_division_exception): Now returns updated dtt.
1108 * Makefile.in (stamp-cpu): Add 'tomcat' to 'mach' value.
1109 * arch.c,arch.h,cpu.h,cpuall.h,model.h,decode.c,sem.c: Regenerate.
1110
11112000-05-18 Dave Brolley <brolley@redhat.com>
1112
1113 * sim-if.c (elf-bfd.h): #include it.
1114 (sim_open): Set machine amd architecture based on elf flags.
1115
11162000-04-04 Dave Brolley <brolley@redhat.com>
1117
1118 * frv-sim.h (frv_h_psr_esr_set_handler): Removed.
1119 Delete '#if 0' blocks.
1120 * frv.c: Delete '#if 0' blocks.
1121 (spr_psr_set_handler): Remove special handling for circular referencing of handlers for
1122 PSR.S and PSR.ESR.
1123 (frv_h_psr_esr_set_handler): Removed.
1124 * interrupts.c: Delete '#if 0' blocks.
1125 * memory.c: Delete '#if 0' blocks.
1126 * cpu.c,cpu.h: Regenerate.
1127
11282000-04-03 Dave Brolley <brolley@redhat.com>
1129
1130 * traps.c (frvbf_check_recovering_store): Invalidate data cache line
1131 containing the target address.
1132 (clear_nesr_neear): No longer takes hi_available and lo_available.
1133 Remove bogus check for available GR registers.
1134 (frvbf_clear_ne_flags): Update call to clear_nesr_neear.
1135 (frvbf_commit): Update call to clear_nesr_neear.
1136 * interrupts.c (next_available_esr): Removed.
1137 (next_available_edr): Removed.
1138 (next_available_fq): Removed.
1139 * frv.c (frvbf_fetch_register): Remove "FIXME" comment.
1140 (frvbf_store_register): Remove "FIXME" comment.
1141 * frv-sim.h (UART_INCHAR_ADDR): Removed.
1142 (UART_OUTCHAR_ADDR): Removed.
1143 (UART_STATUS_ADDR): Removed.
1144 (UART_INPUT_READY): Removed.
1145 (UART_OUTPUT_READY): Removed.
1146 (FRV_DEVICE_ADDR): Removed.
1147 (FRV_DEVICE_LEN): Removed.
1148 (SET_NESR): Call frvbf_force_update.
1149 (SET_NEEAR): Call frvbf_force_update.
1150 (SET_NE_FLAGS): Call frvbf_force_update.
1151
11522000-03-30 Dave Brolley <brolley@redhat.com>
1153
1154 * configure: Regenerated.
1155
11562000-03-30 Dave Brolley <brolley@redhat.com>
1157
1158 * registers.c (fr500_spr): Define ESR14-15 and EPCSR14-15 for fr500.
1159 * memory.c (frvbf_write_mem_*): Save slot containing the insn
1160 performing the write.
1161 (frvbf_mem_set_*): Overwrite the slot information of the interrupt
1162 queue element with the information in the interrupt state.
1163 * interrupts.c (frv_queue_interrupt): Call frv_set_interrupt_queue_slot.
1164 (frv_queue_fp_exception_interrupt): Initialize 'new_element'.
1165 (frv_set_interrupt_queue_slot): New function.
1166 (esr_for_data_access_exception): New function.
1167 (set_edr_register): edr_index is now passed in.
1168 (fq_for_exception): New function.
1169 (set_fp_exception_registers): Call fq_for_exception. Interrupt queue
1170 element now passed in.
1171 (set_exception_status_registers): Obtain slot from interrupt queue
1172 element. Call esr_for_data_access_exception. Use ESR14
1173 for data_store_error. Use ESR15 for data_access_error. Use EDR0.
1174 (frv_save_data_written_for_interrupts): Save slot containing the insn
1175 performing the write.
1176 * frv-sim.h (struct frv_fp_exception_info): Use frv_fsr_traps and
1177 frv_fsr_ftt.
1178 (struct frv_interrupt_state): Add 'slot' field.
1179 (frv_set_interrupt_queue_slot): New function.
1180 (frv_set_write_queue_slot): New function.
1181
11822000-03-24 Dave Brolley <brolley@redhat.com>
1183
1184 * mloop.in (_parallel_write_init): Initialize
1185 frv_interrupt_state.imprecise_interrupt.
1186 (_parallel_write_queued): After an imprecise interrupt, only perform
1187 forced writes and floating point writes (for certain exceptions).
1188 * interrupts.c (handle_interrupt): Set
1189 frv_interrupt_state.imprecise_interrupt for writeback after an imprecise
1190 interrupt.
1191 (frv_process_interrupts): No need to clear f_ne_flags.
1192 * frv.c (frvbf_signed_integer_divide): Queue writes to GR registers and
1193 force them to happen even if there is an overflow exception.
1194 (frvbf_force_update): New function.
1195 * frv-sim.h (frvbf_force_update): New function.
1196 (struct frv_interrupt_state): Add imprecise_interrupt.
1197 (FRV_WRITE_QUEUE_FORCE_WRITE): New macro.
1198 * sem.c: Regenerate.
1199
12002000-03-23 Dave Brolley <brolley@redhat.com>
1201
1202 * traps.c (frv_rett): Queue FRV_ILLEGAL_INSTRUCTION directly.
1203 * registers.c (frv_spr): MCIRL -> MCILR.
1204 * interrupts.c (frv_queue_non_implemented_instruction_interrupt):
1205 New function.
1206 (frv_detect_insn_access_interrupts):
1207 Call frv_queue_non_implemented_instruction_interrupt.
1208 (frv_process_interrupts): Clear accumulated NE flags.
1209 * frv.c (frvbf_media_cop): New function.
1210 (frvbf_set_ne_index): Now takes (SIM_CPU *) as first argument. Clear
1211 the NE flag of the given target register.
1212 (frvbf_model_fr500_u_float_arith): Account for FRdouble registers.
1213 (frvbf_model_fr500_u_float_dual_arith): Account for FRdouble registers.
1214 (frvbf_model_fr500_u_float_dual_sqrt): New function.
1215 (frvbf_model_fr500_u_float_convert): Account for FRdouble registers.
1216 (frvbf_model_fr500_u_float_dual_convert): New function.
1217 * frv-sim.h (frvbf_media_cop): New function.
1218 (GET_FQ): Use H_SPR_FQST0.
1219 (SET_FQ): Use H_SPR_FQST0.
1220 (SET_FQ_OPC): Use J_SPR_FQOP0.
1221 (GET_MSR_EMCI): New macro.
1222 (frv_queue_non_implemented_instruction_interrupt): New function.
1223 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1224
12252000-03-08 Dave Brolley <brolley@redhat.com>
1226
1227 * traps.c (frv_rett): Align new_pc.
1228 * memory.c (frvbf_read_mem_HI): Align address.
1229 (frvbf_read_mem_UHI): Align address.
1230 (frvbf_read_mem_SI): Align address.
1231 (frvbf_read_mem_DI): Align address.
1232 (frvbf_read_mem_DF): Align address.
1233 (frvbf_read_imem_USI): Align address.
1234 (frvbf_mem_set_HI): Align address.
1235 (frvbf_mem_set_SI): Align address.
1236 (frvbf_mem_set_DI): Align address.
1237 (frvbf_mem_set_DF): Align address.
1238 (frvbf_mem_set_XI): Align address.
1239 * registers.c (frv_spr): Initialize FSR0.NS to 1.
1240 (fr500_spr): Initialize FSR0.NS to 1.
1241 * interrupts.c (frv_queue_mem_address_not_aligned_interrupt): Check
1242 whether the exception is masked.
1243 * frv.c (frvbf_load_quad_GR): Align address.
1244 (frvbf_store_quad_GR): Align address.
1245 (frvbf_load_quad_FRint): Align address.
1246 (frvbf_store_quad_FRint): Align address.
1247 (frvbf_load_quad_CPR): Align address.
1248 (frvbf_store_quad_CPR): Align address.
1249 * frv-sim.h (GET_ISR_EMAM): New macro.
1250
12512000-03-08 Dave Brolley <brolley@redhat.com>
1252
1253 * traps.c (frvbf_division_exception): Check for masked overflow and
1254 set NE flags, if necessary.
1255 (frvbf_check_recovering_store): Queue writes to the hardware.
1256 (check_registers_available): Removed.
1257 (which_registers_available): Call frv_{fr,gr}_registers_available.
1258 (frvbf_clear_ne_flags): Call check_register_access.
1259 (frvbf_commit): Call check_register_access.
1260 * registers.h (frv_fr_registers_available): New function.
1261 (frv_gr_registers_available): New function.
1262 (frv_check_register_access): New function.
1263 (frv_check_gr_access): New function.
1264 (frv_check_fr_access): New function.
1265 * registers.c (frv_spr): Correct initial value of ISR.
1266 (fr500_spr): Correct initial value of ISR.
1267 (frv_fr_registers_available): New function.
1268 (frv_gr_registers_available): New function.
1269 (frv_check_register_access): New function.
1270 (frv_check_gr_access): New function.
1271 (frv_check_fr_access): New function.
1272 * interrupts.c (frv_queue_division_exception_interrupt): New function.
1273 (set_isr_exception_fields): New function.
1274 (set_exception_status_registers): Set ISR fields for division exception.
1275 (frv_save_data_written_for_interrupts): Handle CGEN_FN_SF_WRITE.
1276 * frv.c (frvbf_h_gr_get_handler): New function.
1277 (frvbf_h_gr_set_handler): New function.
1278 (frvbf_h_fr_get_handler): New function.
1279 (frvbf_h_fr_set_handler): New function.
1280 (frvbf_h_spr_get_handler): Remove special handling for ISR.
1281 (frvbf_h_spr_set_handler): Remove special handling for ISR.
1282 (spr_isr_get_handler): Removed.
1283 (spr_isr_set_handler): Removed.
1284 (frvbf_signed_integer_divide): New funciton.
1285 (frvbf_unsigned_integer_divide): New funciton.
1286 * frv-sim.h (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_signed_integer_divide): New funciton.
1291 (frvbf_unsigned_integer_divide): New funciton.
1292 (frv_dtt): New enumeration.
1293 (struct frv_interrupt_queue_element): Add dtt member.
1294 (GET_ISR): New macro.
1295 (SET_ISR): New macro.
1296 (GET_ISR_EDEM): New macro.
1297 (SET_ISR_DTT): New macro.
1298 (SET_ISR_AEXC): New macro.
1299 (frvbf_division_exception): Add 2 'int' arguments.
1300 (frvbf_check_non_excepting_divide): Removed.
1301 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1302
13032000-02-29 Dave Brolley <brolley@redhat.com>
1304
1305 * traps.c (frv_itrap): Use GET_H_GR, SET_H_GR, GET_H_FR.
1306 (frv_rett): Use hardware access macros. Write PSR as a whole.
1307 (next_available_nesr): Check that NECR is valid.
1308 (next_valid_nesr): Check that NECR is valid.
1309 (frvbf_check_non_excepting_load): User new NECR access macros. Don't
1310 call hardware access functions. Use cover macros.
1311 (check_registers_available): New function.
1312 (clear_nesr_near): Check register availability.
1313 (clear_ne_flags): Check register availability.
1314 (frvbf_clear_ne_flags): Check register availability.
1315 (frvbf_commit): Check register availability.
1316 (which_registers_available): New function.
1317 * sim-main.h (registers.h): #include it.
1318 (register_control): New cpu field.
1319 (CPU_REGISTER_CONTROL): New macro.
1320 * reset.c (frv_initialize): Set HSR0 fields for cache here.
1321 (frv_power_on_reset): Initialize SPR registers and RSTR.
1322 (frv_hardware_reset): Initialize SPR registers and RSTR.
1323 (frv_software_reset): Reset SPR registers and RSTR.
1324 * options.c (frv_option_handler): Don't set HSR0 fields for cache here.
1325 Call frv_cache_init.
1326 * mloop.in (main loop): Check for insn access interrupts before
1327 executing the insn.
1328 * interrupts.c (frv_queue_external_interrupt): Use GET_H_PSR_ET.
1329 (frv_detect_insn_access_interrupts): Don't call hardware access
1330 functions directly. Use cover macros.
1331 (check_reset): Don't reset RSTR here.
1332 (next_available_esr): ESFR -> ESFR_FLAG.
1333 (next_available_edr): ESFR -> ESFR_FLAG.
1334 (clear_exception_status_registers): Use GET_ESFR and SET_ESFR.
1335 ESFR -> ESFR_FLAG.
1336 (frv_break_interrupt): Don't call hardware access functions directly.
1337 Use cover macros.
1338 (frv_program_or_software_interrupt): Ditto.
1339 (frv_external_interrupt): Ditto.
1340 * frv.c (frvbf_fetch_register): Don't call 'get' functions directly.
1341 (frvbf_store_register): Don't call 'set' functions directly.
1342 (frvbf_h_gr_double_get_handler): Use GET_H_GR.
1343 (frvbf_h_gr_double_set_handler): Use SET_H_GR.
1344 (frvbf_h_fr_double_get_handler): Use GET_H_FR.
1345 (frvbf_h_fr_double_set_handler): Use SET_H_FR.
1346 (frvbf_h_fr_int_get_handler): Use GET_H_FR.
1347 (frvbf_h_fr_int_set_handler): Use SET_H_FR.
1348 (frvbf_h_cpr_double_get_handler): Use GET_H_CPR.
1349 (frvbf_h_cpr_double_set_handler): Use SET_H_CPR.
1350 (frvbf_h_gr_quad_set_handler): Use SET_H_GR.
1351 (frvbf_h_fr_quad_set_handler): Use SET_H_FR.
1352 (frvbf_h_spr_get_handler): Check SPR access. Call renamed functions.
1353 Support shadow registers.
1354 (frvbf_h_spr_set_handler): Check SPR access. Call renamed functions.
1355 Support shadow registers.
1356 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1357 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1358 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1359 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1360 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1361 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1362 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1363 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1364 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1365 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1366 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1367 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1368 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1369 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1370 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1371 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1372 (frvbf_h_psr_esr_set_handler): Update to conform to FRV architecture
1373 version 1.3a.
1374 (spr_ccr_get_handler): Don't reference the hardware directly.
1375 (spr_ccr_set_handler): Don't reference the hardware directly.
1376 (spr_cccr_get_handler): Don't reference the hardware directly.
1377 (spr_cccr_set_handler): Don't reference the hardware directly.
1378 (spr_sr_get_handler): New function.
1379 (spr_sr_set_handler): New function.
1380 (frvbf_switch_supervisor_user_context): Temporarily switch to
1381 supervisor mode.
1382 (frvbf_store_quad_GR): Don't call handler directly.
1383 (frvbf_store_quad_FRint): Don't call handler directly.
1384 (frvbf_store_quad_CPR): Don't call handler directly.
1385 (frvbf_clear_all_accumulators): Removed.
1386 (frvbf_clear_accumulators): New function.
1387 (frvbf_model_fr500_u_media): Expand busy_adjustment to 8 members.
1388 Account for in_ACCGi and out_ACCGk.
1389 * frv-sim.h (RSTR_HARDWARE_RESET): New macro.
1390 (RSTR_SOFTWARE_RESET): New macro.
1391 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1392 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1393 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1394 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1395 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1396 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1397 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1398 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1399 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1400 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1401 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1402 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1403 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1404 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1405 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1406 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1407 (frvbf_clear_all_accumulators): Removed.
1408 (frvbf_clear_accumulators): New function.
1409 (GET_HSR0): Use GET_H_SPR.
1410 (SET_HSR0): Use SET_H_SPR.
1411 (CLEAR_HSR0_ICE): New macro.
1412 (CLEAR_HSR0_DCE): New macro.
1413 (GET_IHSR8): Use GET_H_SPR.
1414 (GET_PSR): New macro.
1415 (SET_PSR_ET): New macro.
1416 (GET_PSR_PS): New macro.
1417 (SET_PSR_S): New macro.
1418 (GET_ESFR): Changed to reference entire register.
1419 (SET_ESFR): Changed to reference entire register.
1420 (GET_ESFR_FLAG): New macro.
1421 (SET_ESFR_FLAG): New macro.
1422 (NECR_ELOS): Removed.
1423 (NECR_NEN): Removed.
1424 (NECR_VALID): Removed.
1425 (GET_NECR): New macro.
1426 (GET_NECR_ELOS): New macro.
1427 (GET_NECR_NEN): New macro.
1428 (GET_NECR_VALID): New macro.
1429 (NESR_RANGE): Removed.
1430 (GET_NESR): Use GET_H_SPR.
1431 (GET_NE_FLAGS): Use GET_H_SPR.
1432 * cache.h (CACHE_INITIALIZED): New macro.
1433 * Makefile.in (SIM_OBJS): Add registers.o.
1434 (SIM_EXTRA_DEPS): Add registers.h.
1435 (registers.o): New target.
1436 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1437
14382000-02-17 Dave Brolley <brolley@redhat.com>
1439
1440 * interrupts.c (frv_interrupt_table): Update priority order and handler
1441 offsets to conform to the architecture version 1.3a.
1442 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1443 to the architecture version 1.3a.
1444
14452000-02-17 Dave Brolley <brolley@redhat.com>
1446
1447 * interrupts.c (frv_interrupt_table): Update priority order and handler
1448 offsets to conform to the latest specifications.
1449 (frv_queue_interrupt): Correct comment. Identical interrupts can be
1450 queued. New variable 'iclass' used to test for external interrupts.
1451 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1452 to the latest specifications.
1453
14542000-01-20 Dave Brolley <brolley@redhat.com>
1455
1456 * sim-if.c (sim_open): Move frv-specific initialization to
1457 frv_initialize in reset.c.
1458 * interrupts.c (check_reset): Use RSTR_ADDRESS. Check and reset RSTR
1459 status bits for hardware vs software reset.
1460 * reset.c: New file.
1461 * frv-sim.h (frv_initialize): New function.
1462 (frv_power_on_reset): New function.
1463 (frv_hardware_reset): New function.
1464 (frv_software_reset): New function.
1465 (RSTR_ADDRESS): New macro.
1466 (RSTR_INITIAL_VALUE): New macro.
1467 (GET_RSTR_HR): New macro.
1468 (GET_RSTR_SR): New macro.
1469 (SET_RSTR_H): New macro.
1470 (SET_RSTR_S): New macro.
1471 (CLEAR_RSTR_P): New macro.
1472 (CLEAR_RSTR_H): New macro.
1473 (CLEAR_RSTR_S): New macro.
1474 (CLEAR_RSTR_HR): New macro.
1475 (CLEAR_RSTR_SR): New macro.
1476
14772000-01-03 Dave Brolley <brolley@cygnus.com>
1478
1479 * mloop.in (execute): Only call modeling function if the pointer is not
1480 NULL.
1481 * frv.c (frvbf_model_insn_after): Only access FR500_MODEL_DATA for
1482 fr500.
1483
14842000-01-03 Dave Brolley <brolley@cygnus.com>
1485
1486 * options.c (OPTION_FRV_MEMORY_LATENCY): New enumerator.
1487 (frv_options): Add --memory-latency.
1488 (frv_option_handler): Handle FRV_OPTION_MEMORY_LATENCY.
1489 * mloop.in (@cpu@_simulate_insn_prefetch): Use cache memory_latency.
1490 * frv.c (SET_ACC_USE_IS_MEDIA_P1): operate on d->curr_acc_p1
1491 (SET_ACC_USE_NOT_MEDIA_P1): operate on d->curr_acc_p1
1492 (SET_ACC_USE_IS_MEDIA_P2): operate on d->curr_acc_p1
1493 (SET_ACC_USE_NOT_MEDIA_P2): operate on d->curr_acc_p1
1494 (update_latencies): Only clear usage flags if the register has no
1495 target latency.
1496 (frvbf_model_insn_before): Update cur_acc_p1 and cur_acc_p2. Use | (or)
1497 not |= (or assgnment).
1498 (frvbf_model_insn_after): Print post processing wait for all insns.
1499 Update prev_acc_p1 and prev_acc_p2.
1500 (frvbf_model_fr500_u_gr_load_store): Use cache memory_latency.
1501 (frvbf_model_fr500_u_fr_load_store): Use cache memory_latency.
1502 (frvbf_model_fr500_u_swap): Use cache memory_latency.
1503 (frvbf_model_fr500_u_media): Use busy_adjustment[4] for out_ACC40Sk.
1504 (frvbf_model_fr500_u_media): Use busy_adjustment[5] for out_ACC40Uk.
1505 (frvbf_model_fr500_u_media_quad_arith): New function.
1506 (frvbf_model_fr500_u_media_dual_mul): New function.
1507 (frvbf_model_fr500_u_media_quad_mul): New function.
1508 (frvbf_model_fr500_u_media_quad_complex): New function.
1509 (frvbf_model_fr500_u_media_dual_expand): New function.
1510 (frvbf_model_fr500_u_media_dual_unpack): New function.
1511 (frvbf_model_fr500_u_media_dual_btoh): New function.
1512 (frvbf_model_fr500_u_media_dual_htob): New function.
1513 (frvbf_model_fr500_u_media_dual_btohe): New function.
1514 (frv_ref_SI): New function.
1515 * cache.h (FRV_CACHE): Add memory_latency field.
1516 * cache.c (frv_cache_init): Initialize memory_latency.
1517 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1518
15191999-12-17 Dave Brolley <brolley@cygnus.com>
1520
1521 * sim-if.c (sim_open): Initialize insn prefetch and reset register.
1522 * options.c (OPTIONS_FRV_PROFILE_CACHE): New enumeration.
1523 (OPTIONS_FRV_PROFILE_PARALLEL): New enumeration.
1524 (OPTIONS_FRV_TIMER): New enumeration.
1525 (frv_options): Add --profile-cache, --profile-parallel, --timer.
1526 (frv_option_handler): Override common implementation of -p. Handle
1527 --profile-cache, --profile-parallel, --timer.
1528 * mloop.in (execute): Call profiling functions if the timer interrupt
1529 is enabled.
1530 (@cpu@_simulate_insn_prefetch): New function.
1531 (main loop): Call @cpu@_simulate_insn_prefetch.
1532 * interrupts.c (frv_queue_interrupt): Don't queue two external
1533 interrupts of the same priority.
1534 (frv_queue_external_interrupt): New function.
1535 (frv_external_interrupt): New function.
1536 (handle_interrupt): Handle external interrupts.
1537 (check_reset): New function.
1538 (frv_process_interrupts): Call check_reset.
1539 * frv.c: Include "bfd.h"
1540 (frvbf_h_psr_get_handler): Set the PIL field.
1541 (frvbf_h_psr_set_handler): Get the PIL field.
1542 (DUAL_REG): New macro.
1543 (DUAL_DOUBLE): New macro.
1544 (SET_USE_IS_FPOP): New macro.
1545 (SET_USE_NOT_FPOP): New macro.
1546 (USE_IS_FPOP): New macro.
1547 (SET_USE_IS_MEDIA): New macro.
1548 (SET_USE_NOT_MEDIA): New macro.
1549 (USE_IS_MEDIA_P1): New macro.
1550 (SET_USE_IS_MEDIA_P1): New macro.
1551 (SET_USE_NOT_MEDIA_P1): New macro.
1552 (SET_USE_IS_MEDIA_P2): New macro.
1553 (SET_USE_NOT_MEDIA_P2): New macro.
1554 (USE_IS_MEDIA_P2): New macro.
1555 (SET_ACC_USE_IS_MEDIA_P1): New macro.
1556 (SET_ACC_USE_NOT_MEDIA_P1): New macro.
1557 (ACC_USE_IS_MEDIA_P1): New macro.
1558 (SET_ACC_USE_IS_MEDIA_P2): New macro.
1559 (SET_ACC_USE_NOT_MEDIA_P2): New macro.
1560 (ACC_USE_IS_MEDIA_P2): New macro.
1561 (RESOURCE_IDIV): New macro.
1562 (RESOURCE_FDIV): New macro.
1563 (RESOURCE_SQRT): New macro.
1564 (fr_busy_adjust): New array.
1565 (acc_busy_adjust): New array.
1566 (apply_latency_adjustments): New function.
1567 (update_latencies): New function.
1568 (handle_wait_cycles): New function.
1569 (handle_resource_wait): New function.
1570 (update_target_latencies): New function.
1571 (frvbf_model_insn_before): Add resource latency to cycle counts.
1572 (frvbf_model_insn_after): Add resource latency to cycle counts.
1573 (update_GR_latency): New function.
1574 (update_GRdouble_latency): New function.
1575 (update_FR_latency): New function.
1576 (update_FRdouble_latency): New function.
1577 (decrease_ACC_busy): New function.
1578 (decrease_FR_busy): New function.
1579 (increase_FR_busy): New function.
1580 (update_ACC_latency): New function.
1581 (update_CCR_latency): New function.
1582 (update_idiv_resource_latency): New function.
1583 (update_fdiv_resource_latency): New function.
1584 (update_fsqrt_resource_latency): New function.
1585 (vliw_wait_for_GR): New function.
1586 (vliw_wait_for_GRdouble): New function.
1587 (vliw_wait_for_FR): New function.
1588 (vliw_wait_for_FRdouble): New function.
1589 (vliw_wait_for_CCR): New function.
1590 (vliw_wait_for_ACC): New function.
1591 (vliw_wait_for_idiv_resource): New function.
1592 (vliw_wait_for_fdiv_resource): New function.
1593 (vliw_wait_for_fsqrt_resource): New function.
1594 (enforce_full_fr_latency): New function.
1595 (frvbf_model_fr500_u_exec): New function.
1596 (frvbf_model_fr500_u_integer): New function.
1597 (frvbf_model_fr500_u_imul): New function.
1598 (frvbf_model_fr500_u_idiv): New function.
1599 (frvbf_model_fr500_u_branch): New function.
1600 (frvbf_model_fr500_u_set_hilo): New function.
1601 (frvbf_model_fr500_u_gr_load_store): New function.
1602 (frvbf_model_fr500_u_fr_load_store): New function.
1603 (frvbf_model_fr500_u_swap): New function.
1604 (frvbf_model_fr500_u_fr2fr): New function.
1605 (frvbf_model_fr500_u_fr2gr): New function.
1606 (frvbf_model_fr500_u_spr2gr): New function.
1607 (frvbf_model_fr500_u_gr2fr): New function.
1608 (frvbf_model_fr500_u_gr2spr): New function.
1609 (post_wait_for_FR): New function.
1610 (post_wait_for_FRdouble): New function.
1611 (post_wait_for_ACC): New function.
1612 (post_wait_for_CCR): New function.
1613 (post_wait_for_fdiv): New function.
1614 (post_wait_for_fsqrt): New function.
1615 (adjust_float_register_busy): New function.
1616 (adjust_double_register_busy): New function.
1617 (restore_float_register_busy): New function.
1618 (restore_double_register_busy): New function.
1619 (frvbf_model_fr500_u_float_arith): New function.
1620 (frvbf_model_fr500_u_float_dual_arith): New function.
1621 (frvbf_model_fr500_u_float_div): New function.
1622 (frvbf_model_fr500_u_float_sqrt): New function.
1623 (frvbf_model_fr500_u_float_compare): New function.
1624 (frvbf_model_fr500_u_float_dual_compare): New function.
1625 (frvbf_model_fr500_u_float_convert): New function.
1626 (frvbf_model_fr500_u_media): New function.
1627 (frvbf_model_fr500_u_barrier): New function.
1628 (frvbf_model_fr500_u_membar): New function.
1629 * frv-sim.h (LEUINT): New macro.
1630 (GET_HSR0_SA): New macro.
1631 (struct frv_interrupt_timer): New struct.
1632 (struct frv_interrupt_state): Add timer fiield.
1633 (frv_queue_external_interrupt): New function.
1634 (frv_external_interrupt): New function.
1635 (frv_profile_info): New function.
1636 (PROFILE_CACHE_IDX): New enumerator.
1637 (PROFILE_PARALLEL_IDX): New enumerator.
1638 (PROFILE_cache): New macro.
1639 (PROFILE_parallel): New macro.
1640 (WITH_PROFILE_CACHE_P): New macro.
1641 (WITH_PROFILE_PARALLEL_P): New macro.
1642 * cache.h (FRV_CACHE): Add last_was_hit field.
1643 * cache.c (get_tag): Use new last_was_hit field.
1644 (frv_cache_read): Ditto.
1645 (frv_cache_write): Ditto.
1646 * arch.h,cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1647
16481999-12-13 Dave Brolley <brolley@cygnus.com>
1649
1650 * frv.c (frvbf_h_spr_set_handler): Handle accumulator guards.
1651 (frvbf_clear_all_accumulators): Pass frvbf_h_acc40S_set to
1652 sim_queue_fn_di_write.
1653 (frvbf_media_cut_ss): New function.
1654 * frv-sim.h (frvbf_media_cut_ss): New function.
1655 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1656
16571999-12-13 Dave Brolley <brolley@cygnus.com>
1658
1659 * pipeline.c (check_insn_major_constraints): F-4, F-8 and M-8 have
1660 no constraints.
1661 * interrupts.c (frv_queue_illegal_instruction_interrupt): Use
1662 FRV_IS_FLOAT_INSN and FRV_IS_MEDIA_INSN.
1663 (frv_detect_insn_access_interrupts): Use FRV_IS_FLOAT_INSN and
1664 FRV_IS_MEDIA_INSN.
1665 * frv.c (frvbf_model_simple_u_exec): New function.
1666 * frv-sim.h (FRV_IS_FLOAT_INSN): Range includes F-8.
1667 (FRV_IS_MEDIA_INSN): Range includes M-8.
1668
1669 * Makefile.in (stamp-cpu): add 'simple' to the list of machines.
1670 * arch.c,arch.h,cpu.h,cpuall.h,decode.c,decode.h,model.c,sem.c:
1671 Regenerate.
1672
16731999-12-10 Dave Brolley <brolley@cygnus.com>
1674
1675 * traps.c (check_registers_available): New function.
1676 (clear_ne_flags): Generate register_exception if register(s) not
1677 available.
1678 (frvbf_commit): Generate register_exception if register(s) not
1679 available.
1680 * interrupts.c (frv_program_or_software_interrupt): No need to copy
1681 GR4-GR7 to SR0-SR4.
1682 * frv.c (frvbf_h_psr_set_handler): Special handling for PSR.S and
1683 PSR.ESR.
1684 (frvbf_h_psr_s_set_handler): New function.
1685 (frvbf_h_psr_esr_set_handler): New function.
1686 (frvbf_switch_supervisor_user_context): New function.
1687 (frvbf_scan_result): Reflect latest ISA.
1688 * frv-sim.h (frvbf_h_psr_s_set_handler): New function.
1689 (frvbf_h_psr_esr_set_handler): New function.
1690 (frvbf_switch_supervisor_user_context): New function.
1691 (GET_HSR0_FRN): New Macro.
1692 (GET_HSR0_GRN): New Macro.
1693 (GET_HSR0_FRHE): New Macro.
1694 (GET_HSR0_FRLE): New Macro.
1695 (GET_HSR0_GRHE): New Macro.
1696 (GET_HSR0_GRLE): New Macro.
1697 (frv_ec): New value for FRV_EC_COMMIT_EXCEPTION.
1698 (GET_ESFR): New bit ordering.
1699 (SET_ESFR): New bit ordering.
1700 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1701
17021999-12-10 Michael Meissner <meissner@cygnus.com>
1703
1704 * Makefile.in (sim-if.o): Add eng.h dependency.
1705
17061999-12-09 Dave Brolley <brolley@cygnus.com>
1707
1708 * mloop.in (execute): Pass sc->first_insn_p to @cpu@_model_insn_before.
1709 Pass sc->last_insn_p to @cpu@_model_insn_before.
1710 (main loop): Compute sc->first_insn_p.
1711 * frv.c (frvbf_model_insn_before): Set state variables.
1712 (frvbf_model_insn_after): Count basic cycles. Set state variables.
1713 (frvbf_model_fr500_u_integer): Remove.
1714 * arch.h,cpu.h,decode.h,model.c: Regenerate.
1715
17161999-12-07 Dave Brolley <brolley@cygnus.com>
1717
1718 * sim-main.h (cache.h): Include it.
1719 (insn_cache): New member.
1720 (data_cache): New member.
1721 (CPU_INSN_CACHE): New macro.
1722 (CPU_DATA_CACHE): New macro.
1723 * sim-if.c (WANT_CPU): New macro.
1724 (WANT_CPU_FRVBF): New macro.
1725 (sim_open): Call sim_add_option_table. Call frv_cache_init for the
1726 data and insn caches for each cpu.
1727 (sim_close): Call frv_cache_term for the insn and data caches of each
1728 cpu.
1729 * mloop.in (extract): Read insn from the cache.
1730 (main loop): Access the insn cache in order to maintain stats.
1731 * memory.c (data_non_cache_access): New function.
1732 (insn_non_cache_access): New function.
1733 (frvbf_read_mem_QI): Attempt to read from the cache first.
1734 (frvbf_read_mem_UQI): Ditto.
1735 (frvbf_read_mem_HI): Ditto.
1736 (frvbf_read_mem_UHI): Ditto.
1737 (frvbf_read_mem_SI): Ditto.
1738 (frvbf_read_mem_DI): Ditto.
1739 (frvbf_read_mem_DF): Ditto.
1740 (frvbf_read_imem_USI): New function.
1741 (frvbf_write_mem_QI): Write through the cache is it is enabled.
1742 (frvbf_write_mem_UQI): Ditto.
1743 (frvbf_write_mem_HI): Ditto.
1744 (frvbf_write_mem_UHI): Ditto.
1745 (frvbf_write_mem_SI): Ditto.
1746 (frvbf_write_mem_DI): Ditto.
1747 (frvbf_write_mem_DF): Ditto.
1748 (frvbf_mem_set_QI): New function.
1749 (frvbf_mem_set_HI): New function.
1750 (frvbf_mem_set_SI): New function.
1751 (frvbf_mem_set_DI): New function.
1752 (frvbf_mem_set_DF): New function.
1753 (frvbf_mem_set_XI): New function.
1754 * interrupts.c (frv_save_data_written_for_interrupts): Handle
1755 CGEN_FN_MEM_QI_WRITE,
1756 CGEN_FN_MEM_HI_WRITE, CGEN_FN_MEM_SI_WRITE, CGEN_FN_MEM_DI_WRITE,
1757 CGEN_FN_MEM_DF_WRITE, CGEN_FN_MEM_XI_WRITE.
1758 * frv.c (frvbf_load_quad_GR): Call frvbf_read_mem_SI.
1759 Call sim_queue_fn_mem_xi_write.
1760 (frvbf_load_quad_FRint): Call frvbf_read_mem_SI.
1761 Call sim_queue_fn_mem_xi_write.
1762 (frvbf_load_quad_CPR): Call frvbf_read_mem_SI.
1763 Call sim_queue_fn_mem_xi_write.
1764 (frvbf_insn_cache_preload): New function.
1765 (frvbf_data_cache_preload): New function.
1766 (frvbf_insn_cache_unlock): New function.
1767 (frvbf_data_cache_unlock): New function.
1768 (frvbf_insn_cache_invalidate): New function.
1769 (frvbf_data_cache_invalidate): New function.
1770 (frvbf_data_cache_flush): New function.
1771 * frv-sim.h (sim-options.h): Include it.
1772 (GET_HSR0): New macro.
1773 (SET_HSR0): New macro.
1774 (GET_HSR0_ICE): New macro.
1775 (SET_HSR0_ICE): New macro.
1776 (GET_HSR0_DCE): New macro.
1777 (SET_HSR0_DCE): New macro.
1778 (GET_HSR0_CBM): New macro.
1779 (GET_HSR0_RME): New macro.
1780 (GET_IHSR8): New macro.
1781 (GET_IHSR8_NBC): New macro.
1782 (frvbf_insn_cache_preload): New function.
1783 (frvbf_data_cache_preload): New function.
1784 (frvbf_insn_cache_unlock): New function.
1785 (frvbf_data_cache_unlock): New function.
1786 (frvbf_insn_cache_invalidate): New function.
1787 (frvbf_data_cache_invalidate): New function.
1788 (frvbf_data_cache_flush): New function.
1789 (insn_non_cache_access): New function.
1790 (frvbf_read_imem_USI): New function.
1791 (frvbf_mem_set_QI): New function.
1792 (frvbf_mem_set_HI): New function.
1793 (frvbf_mem_set_SI): New function.
1794 (frvbf_mem_set_DI): New function.
1795 (frvbf_mem_set_DF): New function.
1796 (frvbf_mem_set_XI): New function.
1797 (frv_options): FRV specific command line options.
1798 * Makefile.in (SIM_OBJS): Add options.o and cache.o.
1799 (SIM_EXTRA_DEPS): Add $(sim-options_h).
1800 (cache.o): New target.
1801 (options.o): New target.
1802 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1803 * cache.h: New file.
1804 * cache.c: New file.
1805 * options.c: New file.
1806
18071999-11-29 Dave Brolley <brolley@cygnus.com>
1808
1809 * traps.c (frvbf_check_non_excepting_load): Use new NE_FLAG macros.
1810 (frvbf_check_non_excepting_divide): Ditto.
1811 (clear_ne_flags): Ditto
1812 (frvbf_commit): Ditto.
1813 * pipeline.c (frv_pipeline_add_insn): Clear the NE index for all insns.
1814 * mloop.in (_parallel_write_init): Clear NE flags here.
1815 * interrupts.c (frv_queue_fp_exception_interrupt): Set NE flags here
1816 for non excepting insns. Also check for masked interrupts here.
1817 (frv_process_interrupts): Write NE flags here.
1818 (set_fp_exception_registers): No longer check for masked interrupts
1819 here.
1820 (check_for_compound_interrupt): No need to worry about masked
1821 interrupts.
1822 * frv-sim.h (frv_interrupt_state): Add f_ne_flags member.
1823 (GET_NE_FLAGS): New macro.
1824 (SET_NE_FLAGS): New macro.
1825 (GET_NE_FLAG): Operate on accumulated argument.
1826 (SET_NE_FLAG): Operate on accumulated argument.
1827 (CLEAR_NE_FLAG): Operate on accumulated argument.
1828 * Makefile.in (FRVBF_INCLUDE_DEPS): Add $(SIM_EXTRA_DEPS)
1829 (frv.o): Correct dependencies.
1830 (traps.o): Ditto.
1831 (pipeline.o): Ditto.
1832 (interrupts.o): Ditto.
1833 (memory.o): Ditto.
1834 * sem.c: Regenerate.
1835
18361999-11-26 Dave Brolley <brolley@cygnus.com>
1837
1838 * traps.c (frvbf_fpu_error): Only call frv_queue_fp_exception if
1839 there is an exception indicated in the mask.
1840 * pipeline.c (frv_pipeline_add_insn): Clear ne_index in the interrupt
1841 state when adding a floating point insn to the pipeline.
1842 * interrupts.c (set_fp_exception_registers): Set NE flag for
1843 non-excepting insns.
1844 * frv-sim.h (frvbf_h_fr_double_get_handler): Mode of data is DF.
1845 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1846 (frvbf_h_fr_int_get_handler): New function.
1847 (frvbf_h_fr_int_set_handler): New function.
1848 (frvbf_set_ne_index): New function.
1849 (NE_NOFLAG): New macro.
1850 (frv_interrupt_state): Add ne_index member.
1851 * frv.c (frvbf_h_fr_double_get_handler): Mode of data is DF.
1852 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1853 (frvbf_h_fr_int_get_handler): New function.
1854 (frvbf_h_fr_int_set_handler): New function.
1855 (frvbf_set_ne_index): New function.
1856 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1857
18581999-11-24 Dave Brolley <brolley@cygnus.com>
1859
1860 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1861
18621999-11-23 Dave Brolley <brolley@cygnus.com>
1863
1864 * frv-sim.h (frvbf_media_cut): New function.
1865 * frv.c (frvbf_media_cut): New function.
1866 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1867
18681999-11-22 Dave Brolley <brolley@cygnus.com>
1869
1870 * frv-sim.h (frvbf_clear_all_accumulators): New function.
1871 * frv.c.h (frvbf_clear_all_accumulators): New function.
1872 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1873
18741999-11-18 Dave Brolley <brolley@cygnus.com>
1875
1876 * pipeline.c (frv_pipeline_add_insn): Only clear MSR0 and FSR0 fields
1877 if this is the first insn of its class in the pipeline.
1878 * frv-sim.h (frvbf_media_register_not_aligned): New function.
1879 * traps.c (frvbf_media_register_not_aligned): New function.
1880 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1881
18821999-11-17 Dave Brolley <brolley@cygnus.com>
1883
1884 * pipeline.c (frv_pipeline_add_insn): Clear MSRx.SIE fields.
1885 * frv-sim.h (OR_MSR_SIE): New macro.
1886 (CLEAR_MSR_SIE): New macro.
1887 (frvbf_media_overflow): Now takes sie argument.
1888 (frv_set_mp_exception_registers): Now takes sie argument.
1889 * interrupts.c (frv_set_mp_exception_registers): Now takes sie argument.
1890 Set MSRx.SIE field.
1891 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1892
18931999-11-15 Dave Brolley <brolley@cygnus.com>
1894
1895 * traps.c (frv_mtrap): New function.
1896 (frvbf_media_cr_not_aligned): New function.
1897 (frvbf_media_acc_not_aligned): New function.
1898 (frvbf_media_overflow): New function.
1899 * pipeline.c (frv_pipeline_add_insn): Clear MSR fields.
1900 * interrupts.c: Call frv_set_mp_exception_registers.
1901 (frv_set_mp_exception_registers): New function.
1902 * frv-sim.h (frv_msr_mtt): New enumeration.
1903 (GET_MSR): New macro.
1904 (SET_MSR): New macro.
1905 (GET_MSR_AOVF): New macro.
1906 (SET_MSR_AOVF): New macro.
1907 (GET_MSR_OVF): New macro.
1908 (SET_MSR_OVF): New macro.
1909 (CLEAR_MSR_OVF): New macro.
1910 (GET_MSR_MTT): New macro.
1911 (SET_MSR_MTT): New macro.
1912 (frv_set_mp_exception_registers): New function.
1913 (frv_mtrap): New function.
1914 (FRV_IS_MEDIA_INSN): New macro.
1915 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1916
19171999-11-10 Dave Brolley <brolley@cygnus.com>
1918
1919 * sim-main.h (_sim_cpu): Add debug_state member.
1920 * mloop.in (_parallel_write_queued): Clear data_written.length.
1921 * interrupts.c (frv_interrupt_table): Offset of BREAK_EXCEPTION
1922 handler is 0xff.
1923 (frv_queue_break_interrupt): New function.
1924 (frv_break_interrupt): New function.
1925 (handle_interrupt): Handle break_interrupt.
1926 (frv_non_operating_interrupt): Now takes interrupt_kind.
1927 * frv-sim.h (frv_queue_break_interrupt): New function.
1928 (frv_break_interrupt): New function.
1929 (frv_break): New function.
1930 (frv_non_operating_interrupt): Now takes interrupt_kind.
1931 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1932
19331999-11-09 Dave Brolley <brolley@cygnus.com>
1934
1935 * pipeline.c (frv_pipeline_add_insn): Clear FSR0.FTT when adding
1936 a floating point insn.
1937 * traps.c (frvbf_fpu_error): Map fpu status to frv interrupts.
1938 * interrupts.c (frv_queue_illegal_instruction_interrupt): Call
1939 frv_queue_fp_exception_interrupt.
1940 (frv_queue_fp_exception_interrupt): New function.
1941 (next_available_fq): New function.
1942 (set_fp_exception_registers): New function.
1943 (set_exception_status_registers): Now returns 1 if interrupt not masked.
1944 (check_for_compound_interrupt): Now returns NULL if interrupt masked.
1945 (frv_program_interrupt): Don't process interrupt if it is masked.
1946 * frv.c (frvbf_h_fr_double_get_handler): Call
1947 frv_queue_fp_exception_interrupt.
1948 (frvbf_h_fr_double_set_handler): Call frv_queue_fp_exception_interrupt.
1949 (frvbf_h_fr_quad_set_handler): Call frv_queue_fp_exception_interrupt.
1950 (frvbf_store_quad_FRint): Call frv_queue_fp_exception_interrupt.
1951 * frv-sim.h: Get/set hardware directly in GET/SET macros.
1952 (frv_fp_exception_info): New struct type.
1953 (frv_interrupt_queue_element): Add fp_info member.
1954 (frv_fsr_traps): New enumeration.
1955 (frv_fsr_ftt): New enumeration.
1956 (frv_sie): New enumeration.
1957 (frv_miv): New enumeration.
1958 (GET_FSR): New macro.
1959 (SET_FSR): New macro.
1960 (GET_FSR_TEM): New macro.
1961 (SET_FSR_QNE): New macro.
1962 (SET_FSR_FTT): New macro.
1963 (GET_FSR_AEXC): New macro.
1964 (SET_FSR_AEXC): New macro.
1965 (GET_FQ): New macro.
1966 (SET_FQ): New macro.
1967 (SET_FQ_OPC): New macro.
1968 (SET_FQ_MIV): New macro.
1969 (SET_FQ_SIE): New macro.
1970 (SET_FQ_FTT): New macro.
1971 (SET_FQ_CEXC): New macro.
1972 (GET_FQ_VALID): New macro.
1973 (SET_FQ_VALID): New macro.
1974 (frv_queue_fp_exception_interrupt): New function.
1975 (FRV_IS_FLOAT_INSN): New macro.
1976
19771999-11-04 Dave Brolley <brolley@cygnus.com>
1978
1979 * traps.c (frvbf_fpu_error): No floating point errors need to be
1980 detected.
1981 * interrupts.c (clear_exception_status_registers): Clear 'valid' fields
1982 of the ESR registers too.
1983 (set_exception_status_registers): Don't set EAR for any precise
1984 interrupts. Register index should be 1 for insns in PIPE_I1. Clear
1985 ESR.EAV and ESR.EDV if not setting them. Set ESR.VALID.
1986 (non_operating_interrupt): No need for return code.
1987 (frv_program_or_software_interrupt): Process interrupt regardless
1988 of operating mode. If PSR.ET was not set at the start of processing,
1989 then stop the simulation with a message.
1990 (frv_save_data_written_for_interrupts): Handle CGEN_FN_XI_WRITE and
1991 CGEN_MEM_XI_WRITE.
1992 * frv.c (frvbf_h_gr_quad_set_handler): New function.
1993 (frvbf_h_fr_quad_set_handler): New function.
1994 (frvbf_h_cpr_quad_set_handler): New function.
1995 (frvbf_load_quad_GR): Renamed from frvbf_load_multiple_GR. Use new
1996 sim_queue_fn_xi_write.
1997 (frvbf_load_quad_FRint): Renamed from frvbf_load_multiple_GR. Use new
1998 sim_queue_fn_xi_write.
1999 (frvbf_load_quad_CPR): Renamed from frvbf_load_multiple_GR. Use new
2000 sim_queue_fn_xi_write.
2001 (frvbf_store_quad_GR): Renamed from frvbf_store_multiple_GR. Use new
2002 sim_queue_mem_xi_write.
2003 (frvbf_store_quad_FRint): Renamed from frvbf_store_multiple_GR. Use new
2004 sim_queue_mem_xi_write.
2005 (frvbf_store_quad_CPR): Renamed from frvbf_store_multiple_GR. Use new
2006 sim_queue_mem_xi_write.
2007 * frv-sim.h (frvbf_h_gr_quad_set_handler): New function.
2008 (frvbf_h_fr_quad_set_handler): New function.
2009 (frvbf_h_cpr_quad_set_handler): New function.
2010 (SET_ESR_VALID): New macro.
2011 (CLEAR_ESR_VALID): New macro.
2012 (CLEAR_ESR_EAV): New macro.
2013 (CLEAR_ESR_EDV): New macro.
2014 * sem.c: Regenerate.
2015
20161999-11-02 Dave Brolley <brolley@cygnus.com>
2017
2018 * traps.c (frv_core_signal): Call
2019 frv_queue_mem_address_not_aligned_interrupt.
2020 * mloop.in (_parallel_write_queued): Call
2021 frv_save_data_written_for_interrupts.
2022 * frv.c (frvbf_h_gr_double_get_handler): Call
2023 frv_queue_register_exception_interrupt.
2024 (frvbf_h_cpr_double_get_handler): Call
2025 frv_queue_register_exception_interrupt.
2026 (frvbf_h_cpr_double_set_handler): Call
2027 frv_queue_register_exception_interrupt.
2028 (frvbf_load_multiple_GR): Call
2029 frv_queue_register_exception_interrupt.
2030 (frvbf_store_multiple_GR): Call
2031 frv_queue_register_exception_interrupt.
2032 (frvbf_load_multiple_CPR): Call
2033 frv_queue_register_exception_interrupt.
2034 (frvbf_store_multiple_CPR): Call
2035 frv_queue_register_exception_interrupt.
2036 (frvbf_h_tbr_get_handler): Fix TBR.TBA mask.
2037 * interrupts.c (frv_queue_software_interrupt): Now returns interrupt
2038 queue element.
2039 (frv_queue_program_interrupt): Now returns interrupt queue element.
2040 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
2041 element.
2042 (frv_queue_interrupt): Now returns interrupt queue element.
2043 (frv_queue_register_exception_interrupt): New function.
2044 (frv_queue_mem_address_not_aligned_interrupt): New function.
2045 (frv_save_data_written_for_interrupts): New function.
2046 (next_available_edr): EDR registers available in blocks of 4.
2047 (clear_exception_status_registers): New function.
2048 (set_exception_status_registers): Pass esr to SET_ESR* macros.
2049
2050 * frv-sim.h (struct frv_data_written): New struct type.
2051 (frv_interrupt_queue_element): Add data_written member.
2052 (frv_queue_software_interrupt): Now returns interrupt queue element.
2053 (frv_queue_program_interrupt): Now returns interrupt queue element.
2054 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
2055 element.
2056 (frv_queue_interrupt): Now returns interrupt queue element.
2057 (frv_queue_register_exception_interrupt): New function.
2058 (frv_queue_mem_address_not_aligned_interrupt): New function.
2059 (frv_save_data_written_for_interrupts): New function.
2060
20611999-10-27 Dave Brolley <brolley@cygnus.com>
2062
2063 * interrupts.c (ITABLE_ENTRY): New macro.
2064 (frv_interrupt_table): Add exception codes.
2065 (next_available_esr): New function.
2066 (next_available_edr): New function.
2067 (set_edr_register): New function.
2068 (set_exception_status_registers): New function.
2069 (check_for_compound_interrupt): Record information on all interrupts
2070 found.
2071 (frv_program_interrupt): Always call check_for_compound_interrupt.
2072 * frv.c (frvbf_h_pc_set_handler): Removed.
2073 (frvbf_h_spr_get_handler): Handle LR register.
2074 (frvbf_h_spr_set_handler): Handle LR register.
2075 (frvbf_h_lr_get_handler): New function.
2076 (frvbf_h_lr_set_handler): New function.
2077 * frv-sim.h (frvbf_h_lr_get_handler): New function.
2078 (frvbf_h_lr_set_handler): New function.
2079 (frv_ec): New enumeration.
2080 (frv_interrupt): Add frv_ec field.
2081 (frv_rec): New enumeration.
2082 (frv_daec): New enumeration.
2083 (frv_interrupt_queue_element): Add eaddress, rec, iaec, daec fields.
2084 (SET_ESR_EC): New macro.
2085 (SET_ESR_REC): New macro.
2086 (SET_ESR_IAEC): New macro.
2087 (SET_ESR_DAEC): New macro.
2088 (SET_ESR_EAV): New macro.
2089 (GET_ESR_EDV): New macro.
2090 (SET_ESR_EDV): New macro.
2091 (GET_ESR_EDN): New macro.
2092 (SET_ESR_EDN): New macro.
2093 (GET_ESR): New macro.
2094 (SET_ESR): New macro.
2095 (SET_EPCR): New macro.
2096 (SET_EAR): New macro.
2097 (SET_EDR): New macro.
2098 (GET_ESFR): New macro.
2099 (SET_ESFR): New macro.
2100 * cpu.c,cpu.h,sem.c: Rebuild.
2101
21021999-10-26 Dave Brolley <brolley@cygnus.com>
2103
2104 * traps.c (frvbf_check_non_excepting_load): Only set NESR, NECR, NEEAR
2105 if mach is frv.
2106 (clear_nesr_neear): Only execute if mach is frv.
2107
21081999-10-22 Dave Brolley <brolley@cygnus.com>
2109
2110 * sim-main.h (sim_cpu): Add pipeline.
2111 (CPU_PIPELINE): New macro.
2112 * mloop.in (_parallel_write_queued): Maintain pc in cpu during writes.
2113 (main loop): Maintain pc in cpu.
2114 * frv-sim.h (frv_queue_software_interrupt): New interface.
2115 (frv_queue_program_interrupt): New interface.
2116 (frv_queue_illegal_instruction_interrupt: New interface.
2117 (frv_queue_interrupt): New interface.
2118 (frv_detect_insn_access_interrupts): New interface.
2119 (frv_process_interrupts): New interface.
2120 (frv_program_interrupt): New interface.
2121 (frv_software_interrupt): New interface.
2122 (frv_program_or_software_interrupt): New interface.
2123 (FRV_PIPELINE): Moved from pipline.c.
2124 (frv_pipeline_reset): New interface.
2125 (frv_pipeline_add_insn): New interface.
2126 * interrupts.c (frv_queue_software_interrupt): New interface.
2127 (frv_queue_program_interrupt): New interface.
2128 (frv_queue_illegal_instruction_interrupt: New interface.
2129 (frv_queue_interrupt): New interface.
2130 (frv_detect_insn_access_interrupts): New interface.
2131 (frv_process_interrupts): New interface.
2132 (frv_program_interrupt): New interface.
2133 (frv_software_interrupt): New interface.
2134 (frv_program_or_software_interrupt): New interface.
2135 * frv.c: Use new interfaces.
2136 * pipeline.c: Use new interfaces.
2137 * traps.c: Use new interfaces.
2138 * memory.c: Use new interfaces.
2139 (frv_address_forbidden): No longer static.
2140
21411999-10-19 Dave Brolley <brolley@cygnus.com>
2142
2143 * traps.c (frvbf_check_non_excepting_load): Set NESR.DAEC, NESR.REC and
2144 NESR.EC.
2145 * mloop.in (_parallel_write_queued): Handle CGEN_FN_PC_WRITE.
2146 * frv.c (frvbf_h_pc_set_handler): New function.
2147 * interrupts.c (frv_detect_data_interrupt): Removed.
2148 (address_forbidden): Removed.
2149 * frv-sim.h (frv_detect_data_interrupt): Removed.
2150 (NESR_MEM_ADDRESS_NOT_ALIGNED): New macro.
2151 (NESR_REGISTER_NOT_ALIGNED): New macro.
2152 (NESR_UQI_SIZE): New macro.
2153 (NESR_QI_SIZE): New macro.
2154 (NESR_UHI_SIZE): New macro.
2155 (NESR_HI_SIZE): New macro.
2156 (NESR_SI_SIZE): New macro.
2157 (NESR_DI_SIZE): New macro.
2158 (NESR_XI_SIZE): New macro.
2159 (GET_NESR_DAEC): New macro.
2160 (SET_NESR_DAEC): New macro.
2161 (GET_NESR_REC): New macro.
2162 (SET_NESR_REC): New macro.
2163 (GET_NESR_EC): New macro.
2164 (SET_NESR_EC): New macro.
2165 (frvbf_read_mem_QI): New function.
2166 (frvbf_read_mem_UQI): New function.
2167 (frvbf_read_mem_HI): New function.
2168 (frvbf_read_mem_UHI): New function.
2169 (frvbf_read_mem_SI): New function.
2170 (frvbf_read_mem_WI): New function.
2171 (frvbf_read_mem_DI): New function.
2172 (frvbf_read_mem_DF): New function.
2173 (frvbf_write_mem_QI): New function.
2174 (frvbf_write_mem_UQI): New function.
2175 (frvbf_write_mem_HI): New function.
2176 (frvbf_write_mem_UHI): New function.
2177 (frvbf_write_mem_SI): New function.
2178 (frvbf_write_mem_WI): New function.
2179 (frvbf_write_mem_DI): New function.
2180 (frvbf_write_mem_DF): New function.
2181 * Makefile.in (SIM_OBJS): Add memory.o.
2182 * cpu.c,cpu.h,sem.c: Rebuild.
2183
21841999-10-18 Dave Brolley <brolley@cygnus.com>
2185
2186 * sim-if.c (sim_open): Use a real fpu error function.
2187 * pipeline.c (frv_pipeline_add_insn): Don't add invalid insns.
2188 * mloop.in (_parallel_write_queued): Clear queue after writing.
2189 * interrupts.c (check_for_compound_interrupt): New function.
2190 (non_operating_interrupt): New function.
2191 * frv-sim.h (frvbf_h_gr_double_get_handler): New function.
2192 (frvbf_h_gr_double_set_handler): New function.
2193 (frvbf_h_fr_double_get_handler): New function.
2194 (frvbf_h_fr_double_set_handler): New function.
2195 (frvbf_h_cpr_double_get_handler): New function.
2196 (frvbf_h_cpr_double_set_handler): New function.
2197 (frv_interrupt_queue_element): New struct type.
2198 (frv_queue_program_interrupt): Now takes pc.
2199 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2200 (frv_queue_interrupt): Now takes pc.
2201 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2202 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2203 (frvbf_division_exception): New function.
2204 (frvbf_fpu_error): New function.
2205 (frvbf_load_multiple_GR): New function.
2206 (frvbf_load_multiple_FR): New function.
2207 (frvbf_load_multiple_CPR): New function.
2208 * frv.c (frvbf_h_gr_double_get_handler): New function.
2209 (frvbf_h_gr_double_set_handler): New function.
2210 (frvbf_h_fr_double_get_handler): New function.
2211 (frvbf_h_fr_double_set_handler): New function.
2212 (frvbf_h_cpr_double_get_handler): New function.
2213 (frvbf_h_cpr_double_set_handler): New function.
2214 (frv_interrupt_queue_element): New struct type.
2215 (frv_queue_program_interrupt): Now takes pc.
2216 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2217 (frv_queue_interrupt): Now takes pc.
2218 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2219 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2220 (frvbf_fpu_error): New function.
2221 (frvbf_load_multiple_GR): New function.
2222 (frvbf_load_multiple_FR): New function.
2223 (frvbf_load_multiple_CPR): New function.
2224 * traps.c (frvbf_division_exception): New function.
2225 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2226
22271999-10-12 Dave Brolley <brolley@cygnus.com>
2228
2229 * mloop.in (new_vpc): New variable.
2230 (main loop): Call frv_detect_insn_access_interrupts. Call
2231 frv_detect_data_interrupts.
2232 * interrupts.c (access_queued_to): New function.
2233 (frv_detect_data_interrupts): New function.
2234 (frv_detect_insn_access_interrupts): New function.
2235 (frv_program_or_software_interrupt): Set PSR.S.
2236 * frv-sim.h (frv_detect_data_interrupts): New function.
2237 (frv_detect_insn_interrupts): New function.
2238
22391999-10-07 Dave Brolley <brolley@cygnus.com>
2240
2241 * frv-sim.h (frvbf_h_gr_hi_get_handler): New function.
2242 (frvbf_h_gr_hi_set_handler): New function.
2243 (frvbf_h_gr_lo_get_handler): New function.
2244 (frvbf_h_gr_lo.set_handler): New function.
2245 * frv.c (frvbf_h_gr_hi_get_handler): New function.
2246 (frvbf_h_gr_hi_set_handler): New function.
2247 (frvbf_h_gr_lo_get_handler): New function.
2248 (frvbf_h_gr_lo.set_handler): New function.
2249 (frvbf_model_fr500_u_integer): New function.
2250 * arch.h,cpu.h,cpu.c,decode.h,decode.c,model.c,sem.c: Rebuild.
2251
22521999-10-04 Dave Brolley <brolley@cygnus.com>
2253
2254 * traps.c: Use sim_engine_abort.
2255 * pipeline.c (frv_pipeline): Add field for insn major.
2256 (add_next_to_pipe): Return address of matching pipeline.
2257 (find_major_in_pipeline): New function.
2258 (check_insn_major_constraints: New function.
2259 (frv_pipeline_add_insn): Add checks for insn major constraints.
2260 * interrupts.c (frv_process_interrupts): Use sim_engine_abort.
2261 * frv.c (frvbf_h_spr_get_handler): No need to abort.
2262
2263Thu Sep 30 18:10:25 1999 Dave Brolley <brolley@cygnus.com>
2264
2265 * pipeline.c: New file.
2266 * mloop.in (main loop): Call frv_pipeline_reset.
2267 Call frv_pipeline_add_insn.
2268 * frv-sim.h (frv_pipeline_reset): New function.
2269 (frv_pipeline_add_insn): New function.
2270 * Makefile.in (SIM_OBJS): Add pipeline.o
2271
22721999-09-29 Doug Evans <devans@casey.cygnus.com>
2273
2274 * sem.c: Rebuild.
2275 * traps.c (sim_engine_invalid_insn): New arg `vpc'. Change type of
2276 result to SEM_PC. Return vpc.
2277
2278Wed Sep 29 16:01:52 1999 Dave Brolley <brolley@cygnus.com>
2279
2280 * interrupts.c (frv_interrupt_table): DATA_STORE_ERROR is imprecise.
2281 (frv_queue_interrupt): Don't detect identical interrupts here.
2282
2283Wed Sep 29 14:49:52 1999 Dave Brolley <brolley@cygnus.com>
2284
2285 * interrupts.c: New file.
2286 * traps.c (sim_engine_invalid_insn): Return PC of next insn.
2287 (frv_software_interrupt): Moved to interrupts.c.
2288 (frv_itrap): New interface. Call frv_queue_software_interrupt.
2289 * mloop.in (@cpu@_parallel_write_init): set previous_vliw_pc.
2290 (@cpu@_perform_writeback): New function.
2291 (main loop): Call frv_process_interrupts.
2292 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2293 (frv_itrap): New interface.
2294 (frv_interrupt_class): New enumeration.
2295 (frv_interrupt_kind): New enumeration.
2296 (struct frv_interrupt): New struct type.
2297 (frv_interrupt_table): New table of interrupt information.
2298 (FRV_INTERRUPT_QUEUE_SIZE): New macro.
2299 (struct frv_interrupt_state): New struct type.
2300 (frv_interrupt_state): New global variable.
2301 (previous_vliw_pc): New global variable.
2302 (frv_queue_software_interrupt): New function.
2303 (frv_queue_program_interrupt): New function.
2304 (frv_queue_interrupt): New function.
2305 (frv_process_interrupts): New function.
2306 (frv_program_interrupt): New function.
2307 (frv_software_interrupt): New function.
2308 (frv_program_or_software_interrupt): New function.
2309 (frv_clear_interrupt_classes): New function.
2310 * frv.c (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2311 * Makefile.in (SIM_OBJS): Add interrupts.o
2312 * sem.c: Rebuild.
2313
23141999-09-25 Doug Evans <devans@casey.cygnus.com>
2315
2316 * cpu.h,cpuall.h,decode.c,sem.c: Rebuild.
2317
2318Tue Sep 21 17:16:47 1999 Dave Brolley <brolley@cygnus.com>
2319
2320 * mloop.in (main loop): Determine last insn from scache entry.
2321 * cpu.h: Rebuild.
2322 * cpuall.h: Rebuild.
2323
2324Tue Sep 14 14:21:31 1999 Dave Brolley <brolley@cygnus.com>
2325
2326 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): New flag.
2327 (NECR_ELOS): Define as unshifted value.
2328 (NECR_NEN): Define as unshifted value.
2329 (NECR_VALID): Define as unshifted value.
2330 (SET_NESR): Rewite to use post-write queue.
2331 (SET_NESR_VALID): Rewite to operate on argument.
2332 (SET_NESR_EAV): Rewite to operate on argument.
2333 (SET_NESR_FR): Rewite to operate on argument.
2334 (CLEAR_NESR_FR): Rewite to operate on argument.
2335 (SET_NESR_DRN): Rewite to operate on argument.
2336 (SET_NESR_SIZE): Rewite to operate on argument.
2337 (SET_NESR_NEAN): Rewite to operate on argument.
2338 (SET_NEEAR): Rewite to use post-write queue.
2339 (SET_NE_FLAG): Rewite to use post-write queue.
2340 (CLEAR_NE_FLAG): Rewite to use post-write queue.
2341 * traps.c (frv_software_interrupt): Rewite to use post-write queue.
2342 (frv_rett): Rewite to use post-write queue.
2343 (next_available_nesr): Rewrite to use new macro interfaces.
2344 (next_valid_nesr): Ditto.
2345 (frvbf_check_non_excepting_load): Ditto.
2346 (frvbf_check_recovering_store): Ditto.
2347 (clear_nesr_neear): Ditto.
2348 (clear_ne_flags): Ditto.
2349 * mloop.in (main loop): Update PCSR with address of next VLIW insn
2350 when flag is set.
2351 * frv.c (frvbf_h_spr_get_handler): Shift register fields here now.
2352 (frvbf_store_multiple_GR): Rewite to use post-write queue.
2353 (frvbf_store_multiple_FRint): Rewite to use post-write queue.
2354 (frvbf_store_multiple_CPR): Rewite to use post-write queue.
2355 * Makefile.in (frv.o): Depend on cgen-par.h.
2356
2357Fri Sep 10 17:03:15 1999 Dave Brolley <brolley@cygnus.com>
2358
2359 * frv-sim.h (frvbf_set_write_next_vliw_addr_to_LR): New function.
2360 (frvbf_write_next_vliw_addr_to_LR): New flag.
2361 * frv.c (frvbf_set_write_next_vliw_addr_to_LR): New function.
2362 * mloop.in: Only take the first branch in a VLIW insn. Set LR to the
2363 address of the next VLIW insn if flag is set.
2364 * cpu.h,decode.c,sem.c: Rebuild.
2365
2366Tue Sep 7 13:44:23 1999 Dave Brolley <brolley@cygnus.com>
2367
2368 * mloop.in: Limit parallel insns to MAX_PARALLEL_INSNS.
2369 * sem.c: Rebuild.
2370
23711999-09-02 Doug Evans <devans@casey.cygnus.com>
2372
2373 * configure: Regenerated to track ../common/aclocal.m4 changes.
2374
23751999-09-01 Doug Evans <devans@casey.cygnus.com>
2376
2377 * decode.c: Rebuild.
2378
2379Mon Aug 30 17:54:57 1999 Dave Brolley <brolley@cygnus.com>
2380
2381 * traps.c (frv_rett): New function.
2382 * frv.c (frvbf_h_spr_get_handler): Handle bpsr.
2383 (frvbf_h_spr_set_handler): Handle bpsr.
2384 (frvbf_h_bpsr_get_handler): New function.
2385 (frvbf_h_bpsr_set_handler): New function.
2386 * frv-sim.h (frv_rett): New function.
2387 (frvbf_h_bpsr_get_handler): New function.
2388 (frvbf_h_bpsr_set_handler): New function.
2389 * mloop.in: Read actual packing bit.
2390 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2391
2392Tue Aug 31 16:04:37 1999 Dave Brolley <brolley@cygnus.com>
2393
2394 * traps.c (WANT_CPU): New macro.
2395 (WANT_CPU_FRVBF): New macro.
2396 (frvbf_check_recovering_store): Use registers for source and queue
2397 writes.
2398 * mloop.in: New main loop for parallel support.
2399 (@cpu@_parallel_write_init): New function.
2400 (@cpu@_parallel_write_queued): New function.
2401 * frv-sim.h (set_icc_for_shift_left): New interface.
2402 (set_icc_for_shift_right): New interface.
2403 (frvbf_check_recovering_store): New interface.
2404 * frv.c (set_icc_for_shift_left): Pass and return icc value.
2405 (set_icc_for_shift_right): Pass and return icc value.
2406 (frvbf_check_recovering_store): New interface.
2407 * Makefile.in (FRV_OBJS): Add cgen-par.o.
2408 (stamp-mloop): Add cgen parallel options.
2409 (stamp-arch): Remove with-profile option.
2410 (stamp-cpu): Add cgen parallel options.
2411 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2412
24131999-08-28 Doug Evans <devans@casey.cygnus.com>
2414
2415 * cpu.h,decode.c,sem.c: Rebuild.
2416
2417Wed Aug 25 12:25:04 1999 Dave Brolley <brolley@cygnus.com>
2418
2419 * arch.h,cpu.h,decode.h,model.c,sem.c: Rebuild.
2420
2421Thu Aug 19 17:59:00 1999 Dave Brolley <brolley@cygnus.com>
2422
2423 * configure.in: fr500 now the default model.
2424 * configure: Regenerate.
2425 * frv.c: Change frv-1 to frv-gen.
2426 (frvbf_model_fr500_u_exec): New function.
2427 * Makefile.in (stamp-cpu): Use 'mach=frv,fr500' to build decoder.
2428 * mloop.in: Fix typos in comments.
2429 * arch.c,arch.h,cpu.h,cpuall.h,decode.h,model.c,sem.c: Rebuild.
2430
24311999-08-17 Dave Brolley <brolley@cygnus.com>
2432
2433 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2434
24351999-08-09 Doug Evans <devans@casey.cygnus.com>
2436
2437 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2438
24391999-08-04 Doug Evans <devans@casey.cygnus.com>
2440
2441 * cpu.h,cpuall.h,decode.c,model.c,sem.c: Rebuild.
2442
2443Fri Jul 16 14:50:15 1999 Dave Brolley <brolley@cygnus.com>
2444
2445 * frv.c (frvbf_fetch_register): Use GDB register number macros.
2446 (frvbf_store_register): Use GDB register number macros.
2447 (frvbf_cut): New function.
2448 * frv-sim.h (GR_REGNUM_MAX): New macro.
2449 (FR_REGNUM_MAX): New macro.
2450 (PC_REGNUM): New macro.
2451 (LR_REGNUM): New macro.
2452 (frvbf_cut): New function.
2453 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2454
24551999-07-15 Stan Shebs <shebs@andros.cygnus.com>
2456
2457 * frv.c (frvbf_fetch_register): Add ability to get LR register,
2458 add default for unhandled registers.
2459 (frvbf_store_register): Add ability to set LR register.
2460
24611999-07-14 Stan Shebs <shebs@andros.cygnus.com>
2462
2463 * frv.c (frvbf_fetch_register, frvbf_store_register): Fill in.
2464 (decode_gdb_dr_regnum): Remove, not used.
2465
24661999-07-13 Michael Meissner <meissner@cygnus.com>
2467
2468 * Makefile.in (SIM_EXTRA_FLAGS): Incorporate @sim_trapdump@.
2469
2470 * configure.in (--enable-sim-trapdump): New switch to make unknown
2471 traps dump the register contents, instead of doing the trap thing.
2472 * configure: Regenerate.
2473
2474 * frv-sim.h (TRAP_BREAKPOINT): Define as 81, so it can be used.
2475 (TRAP_REGDUMP{1,2}): Define to provide register dumping support
2476 temporarily.
2477
2478 * traps.h (toplevel): Include bfd.h, libiberity.h.
2479 (frv_itrap): Add support for --enable-sim-trapdump and traps 2,3
2480 dumping the registers.
2481
2482Thu Jul 8 10:57:39 1999 Dave Brolley <brolley@cygnus.com>
2483
2484 * Makefile.in (SIM_EXTRA_LIBS): Removed. libm no longer needed.
2485
2486Wed Jul 7 17:01:12 1999 Dave Brolley <brolley@cygnus.com>
2487
2488 * cpu.c,cpu.h,decode.c,model.c,sem.c: Rebuild.
2489
2490Tue Jul 6 16:12:18 1999 Dave Brolley <brolley@cygnus.com>
2491
2492 * frv.c (frvbf_square_root_SF): Removed.
2493 (frvbf_square_root_DF): Removed.
2494 (frvbf_h_fr_double_get_handler): Removed.
2495 (frvbf_h_fr_double_set_handler): Removed.
2496 (frvbf_h_fr_int_get_handler): Removed.
2497 (frvbf_h_fr_int_set_handler): Removed.
2498 * frv-sim.h (frvbf_square_root_SF): Removed.
2499 (frvbf_square_root_DF): Removed.
2500 (frvbf_h_fr_double_get_handler): Removed.
2501 (frvbf_h_fr_double_set_handler): Removed.
2502 (frvbf_h_fr_int_get_handler): Removed.
2503 (frvbf_h_fr_int_set_handler): Removed.
2504 * decode.c,decode.h,model.c,sem.c: Rebuild.
2505
25061999-07-05 Doug Evans <devans@casey.cygnus.com>
2507
2508 * Makefile.in (SIM_OBJS): Add cgen-fpu.o, cgen-accfp.o.
2509 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2510 * sim-if.c (sim_open): Initialize fpu.
2511 * frv-sim.h (SETMEMSF,SETMEMDF): Delete.
2512 * frv.c (frvbf_store_multiple_FRint): Replace frvbf_h_fr_int_get
2513 with frvbf_h_fr_get.
2514
2515Wed Jun 30 15:56:56 1999 Dave Brolley <brolley@cygnus.com>
2516
2517 * frv-sim.h (NESR_RANGE): New macro.
2518 (NO_NESR): New macro.
2519 (GET_NESR_VALID): New macro.
2520 (next_ne_index): Removed.
2521 * traps.c (next_available_nesr): New function.
2522 (next_valid_nesr): New function.
2523 (frvbf_check_non_excepting_load): Use next_available_nesr.
2524 (frvbf_check_recovering_store): Use next_available_nesr and
2525 next_valid_nesr.
2526 (clear_nesr_neear): Use next_available_nesr and next_valid_nesr.
2527 (frvbf_check_recovering_store): Only consider one matching register.
2528 * sem.c: Rebuild.
2529
2530Tue Jun 29 16:54:32 1999 Dave Brolley <brolley@cygnus.com>
2531
2532 * frv.c (frvbf_square_root_SF): New function.
2533 (frvbf_square_root_DF): New function.
2534 (frvbf_h_fr_double_get_handler): New function.
2535 (frvbf_h_fr_double_set_handler): New function.
2536 * frv-sim.h (frvbf_square_root_SF): New function.
2537 (frvbf_square_root_DF): New function.
2538 (frvbf_h_fr_double_get_handler): New function.
2539 (frvbf_h_fr_double_set_handler): New function.
2540 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c: Rebuild.
2541
25421999-06-28 Dave Brolley <brolley@cygnus.com>
2543
2544 * decode.c,decode.h,model.c,sem.c: Regenerate.
2545
2546Thu Jun 24 17:26:32 1999 Dave Brolley <brolley@cygnus.com>
2547
2548 * Makefile.in (SIM_EXTRA_LIBS): Add -lm.
2549 * frv-sim.h (frvbf_h_fr_int_get_handler): New function.
2550 (frvbf_h_fr_int_set_handler): New function.
2551 (frvbf_store_multiple_FRint): New function.
2552 (frvbf_square_root_SF): New function.
2553 * frv.c (frvbf_h_fr_int_get_handler): New function.
2554 (frvbf_h_fr_int_set_handler): New function.
2555 (frvbf_store_multiple_FRint): New function.
2556 (frvbf_square_root_SF): New function.
2557 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2558
25591999-06-23 Doug Evans <devans@casey.cygnus.com>
2560
2561 * Makefile.in (stamp-mloop): Delete -fast -pbb -switch args
2562 to genmloop.sh. Pass -scache instead.
2563 (mloop.o): Delete sem-switch.c dependency.
2564 (sem-switch.c): Delete rule.
2565 (stamp-cpu): Don't build sem-switch.c.
2566 * sem-switch.c: Delete.
2567 * mloop.in (xfull-exec-*): Fix call to execute.
2568 * tconfig.in (WITH_SCACHE_PBB): Define as 0.
2569
2570 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2571
2572Tue Jun 22 16:23:57 1999 Dave Brolley <brolley@cygnus.com>
2573
2574 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2575
2576Mon Jun 21 17:34:10 1999 Dave Brolley <brolley@cygnus.com>
2577
2578 * mloop.in (execute): Force gr0 to zero before each insn.
2579 * cpu.h,cpu.c,decode.c,sem.c,sem-switch.c: Regenerate.
2580
25811999-06-18 Doug Evans <devans@casey.cygnus.com>
2582
2583 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2584
2585Fri Jun 18 17:49:23 1999 Dave Brolley <brolley@cygnus.com>
2586
2587 * frv.c (frvbf_h_gr_get_handler): New function.
2588 (frvbf_h_gr_set_handler): New function:
2589 (frvbf_store-multiple_GR): New function:
2590 (frvbf_store-multiple_FR): New function:
2591 (frvbf_store-multiple_CPR): New function:
2592 * frv-sim.h (frvbf_h_gr_get_handler): New function.
2593 (frvbf_h_gr_set_handler): New function:
2594 (frvbf_store-multiple_GR): New function:
2595 (frvbf_store-multiple_FR): New function:
2596 (frvbf_store-multiple_CPR): New function:
2597 * traps.c (frv_itrap): Implement proper syscalls interface.
2598 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2599
2600Fri Jun 18 14:36:23 1999 Dave Brolley <brolley@cygnus.com>
2601
2602 * traps.c (frvbf_check_non_excepting_divide): New function.
2603 (frvbf_check_recovering_store): New function.
2604 (clear_nesr_neear): New function.
2605 (clear_ne_flags): New function.
2606 (frvbf_commit): New function.
2607
2608 * frv-sim.h (frvbf_check_non_excepting_divide): New function.
2609 (frvbf_check_recovering_store): New function.
2610 (clear_nesr_neear): New function.
2611 (clear_ne_flags): New function.
2612 (frvbf_commit): New function.
2613 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2614
26151999-06-16 Dave Brolley <brolley@cygnus.com>
2616
2617 * frv.c (frvbf_h_spr_get_handler): Handle SPR_NECR.
2618 (frvbf_h_spr_set_handler): Handle SPR_NECR.
2619 * traps.c (next_ne_index): New variable.
2620 (frvbf_check_non_excepting_load): New function.
2621 * frv-sim.h (NECR_ELOS): New macro.
2622 (NECR_NEN): New macro.
2623 (NECR_VALID): New macro.
2624 (SET_NESR_VALID): New macro.
2625 (SET_NESR_EAV): New macro.
2626 (SET_NESR_FR): New macro.
2627 (CLEAR_NESR_FR): New macro.
2628 (SET_NESR_DRN): New macro.
2629 (SET_NESR_SIZE): New macro.
2630 (SET_NESR_NEAN): New macro.
2631 (SET_NEEAR): New macro.
2632 (GET_NE_FLAG): New macro.
2633 (SET_NE_FLAG): New macro.
2634 (CLEAR_NE_FLAG): New macro.
2635 (frvbf_check_non_excepting_load): New function:
2636 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2637
2638Wed Jun 9 18:12:49 1999 Dave Brolley <brolley@cygnus.com>
2639
2640 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2641
2642Tue Jun 8 18:13:51 1999 Dave Brolley <brolley@cygnus.com>
2643
2644 * frv.c (cr_logic): Correct andcr, nandcr, andncr and nandncr.
2645 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2646
2647Mon Jun 7 17:09:15 1999 Dave Brolley <brolley@cygnus.com>
2648
2649 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2650
26511999-06-07 Dave Brolley <brolley@cygnus.com>
2652
2653 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2654
2655Thu Jun 3 17:33:31 1999 Dave Brolley <brolley@cygnus.com>
2656
2657 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2658
2659Wed Jun 2 17:50:21 1999 Dave Brolley <brolley@cygnus.com>
2660
2661 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2662
2663Tue Jun 1 17:58:53 1999 Dave Brolley <brolley@cygnus.com>
2664
2665 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2666
2667Mon May 31 17:57:25 1999 Dave Brolley <brolley@cygnus.com>
2668
2669 * traps.c (frv_software_interrupt): Pass current_cpu to
2670 frvbf_h_psr_esr_get.
2671 (frv_software_interrupt): Calculate the new PC based on TBR.
2672 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2673
26741999-05-31 Dave Brolley <brolley@cygnus.com>
2675
2676 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2677
2678Thu May 27 17:42:00 1999 Dave Brolley <brolley@cygnus.com>
2679
2680 * frv-sim.h (frvbf_h_cccr_get_handler): New function.
2681 (frvbf_h_cccr_set_handler): New function.
2682 (frvbf_scan_result): New function.
2683 (frvbf_cr_logic): New function.
2684 * frv.c (frvbf_h_cccr_get_handler): New function.
2685 (frvbf_h_cccr_set_handler): New function.
2686 (frvbf_scan_result): New function.
2687 (frvbf_cr_logic): New function.
2688 (cr_ops,cr_result,cr_logic): New table.
2689 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2690
26911999-05-25 Dave Brolley <brolley@cygnus.com>
2692
2693 * frv.c (frvbf_h_spr_get_handler): Add support for TBR and PSR.
2694 (frvbf_h_spr_set_handler): Add support for TBR and PSR.
2695 (frv_psr_get_handler): New function.
2696 (frv_psr_set_handler): New function.
2697 (frv_tbr_get_handler): New function.
2698 (frv_tbr_set_handler): New function.
2699 (frvbf_h_ccr_get_handler): Add support for fCC.
2700 (frvbf_h_ccr_set_handler): Add support for fCC.
2701 * frv-sim.h (frv_psr_get_handler): New function.
2702 (frv_psr_set_handler): New function.
2703 (frv_tbr_get_handler): New function.
2704 (frv_tbr_set_handler): New function.
2705 * traps.c (frv_software_interrupt): Implement.
2706 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2707
2708Thu May 20 16:39:27 1999 Dave Brolley <brolley@cygnus.com>
2709
2710 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2711
27121999-05-18 Dave Brolley <brolley@cygnus.com>
2713
2714 * frv.c: (frvbf_set_icc_for_shift_left): New function.
2715 (frvbf_set_icc_for_shift_right): New function.
2716 * frv-sim.h (frvbf_set_icc_for_shift_left): New function.
2717 (frvbf_set_icc_for_shift_right): New function.
2718 (SETMEMSF): New Macro.
2719 (SETMEMDF): New Macro.
2720 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2721
2722Thu May 13 17:14:49 1999 Dave Brolley <brolley@cygnus.com>
2723
2724 * frv.c (frvbf_h_ccr_get_handler): New function.
2725 (frvbf_h_ccr_set_handler): New function.
2726 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2727
2728Tue May 11 16:13:15 1999 Dave Brolley <brolley@cygnus.com>
2729
2730 * frv-sim.h (frvbf_h_spr_get_handler,frvbf_h_spr_set_handler,
2731 frvbf_h_isr_get_handler, frvbf_h_isr_set_handler): New functions.
2732 * frv.c: Likewise.
2733 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2734
27351999-05-10 Dave Brolley <brolley@cygnus.com>
2736
2737 * cpu.h,cpu.c,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2738
2739Thu May 6 16:48:21 1999 Dave Brolley <brolley@cygnus.com>
2740
2741 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2742 * frv-sim.h (TRAP_SYSCALL): Define as 0x80.
2743
2744Wed May 5 11:52:24 1999 Dave Brolley <brolley@cygnus.com>
2745
2746 * traps.c (frv_software_interrupt): New function.
2747 (frv_itrap): New function.
2748 * frv-sim.h (TRAP_SYSCALL): define as 0.
2749 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2750
2751Mon May 3 13:49:21 1999 Dave Brolley <brolley@cygnus.com>
2752
2753 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2754
2755Thu Apr 29 17:37:06 1999 Dave Brolley <brolley@cygnus.com>
2756
2757 * Directory created.
A mirror of the official binutils-gdb repository