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sim: dv-sockser: push module init prototype down
[deliverable/binutils-gdb.git] / sim / frv / ChangeLog
CommitLineData
8406bb59
MF		 12015-03-15 Mike Frysinger <vapier@gentoo.org>
2
3 * tconfig.in [HAVE_DV_SOCKSER]: Delete.
4
465fb143
MF		 52015-03-14 Mike Frysinger <vapier@gentoo.org>
6
7 * Makefile.in (SIM_RUN_OBJS): Delete.
8
105dd264
HPN		 92014-08-23 Hans-Peter Nilsson <hp@axis.com>
10
11 * configure.ac: Default simulator hardware to off again. Remove
12 dead frv_extra_objs substitution.
13 * configure: Regenerate.
14 * Makefile.in: Remove unused frv_extra_objs.
15
2974be62
AM		 162014-08-19 Alan Modra <amodra@gmail.com>
17
18 * configure: Regenerate.
19
faa743bb
RM		 202014-08-15 Roland McGrath <mcgrathr@google.com>
21
22 * configure: Regenerate.
23 * config.in: Regenerate.
24
bf3d9781
AM		 252013-09-23 Alan Modra <amodra@gmail.com>
26
27 * configure: Regenerate.
28
31e6ad7d
MF		 292013-06-03 Mike Frysinger <vapier@gentoo.org>
30
31 * aclocal.m4, configure: Regenerate.
32
73e76d20
MF		 332013-03-30 Joel Sherrill <joel.sherrill@oarcorp.com>
34 Mike Frysinger <vapier@gentoo.org>
35
36 * configure.ac: Add frv_extra_objs. Change simulator hardware
37 from always on to defaulting to yes it is enabled.
38 * Makefile.in: Conditionalize reference to dv-sockser.o.
39 * configure: Regenerated.
40
1517bd27
MF		 412013-03-26 Mike Frysinger <vapier@gentoo.org>
42
43 * configure: Regenerate.
44
94c63d78
JS		 452013-03-23 Joel Sherrill <joel.sherrill@oarcorp.com>
46
47 * configure.ac: Fail if dv-sockser.o not available.
48 Error when --disable-sim-hardware is specified.
49 * configure: Regenerated.
50
5f3ef9d0
JB		 512012-06-15 Joel Brobecker <brobecker@adacore.com>
52
53 * config.in, configure: Regenerate.
54
2232061b
MF		 552012-03-24 Mike Frysinger <vapier@gentoo.org>
56
57 * aclocal.m4, config.in, configure: Regenerate.
58
db2e4d67
MF		 592011-12-03 Mike Frysinger <vapier@gentoo.org>
60
61 * aclocal.m4: New file.
62 * configure: Regenerate.
63
9c082ca8
MF		 642011-10-17 Mike Frysinger <vapier@gentoo.org>
65
66 * configure.ac: Change include to common/acinclude.m4.
67
6ffe910a
MF		 682011-10-17 Mike Frysinger <vapier@gentoo.org>
69
70 * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
71 call. Replace common.m4 include with SIM_AC_COMMON.
72 * configure: Regenerate.
73
2419798b
MF		 742011-07-05 Mike Frysinger <vapier@gentoo.org>
75
76 * sim-if.c (sim_do_command): Delete.
77
f9bdfd29
MF		 782010-04-21 Mike Frysinger <vapier@gentoo.org>
79
80 * profile.c (sim_profile_print_bar): Add cpu argument.
81
fb0cc53e
MF		 822010-03-30 Mike Frysinger <vapier@gentoo.org>
83
84 * devices.c (device_error): Add const to message.
85
c5351010
DE		 862010-02-12 Doug Evans <dje@sebabeach.org>
87
88 * decode.c, * decode.h: Regenerate.
89
2310652a
DE		 902010-02-11 Doug Evans <dje@sebabeach.org>
91
92 * cpu.h, * decode.c, * model.c, * sem.c: Regenerate.
93
d2c7a1a6
DE		 942010-01-24 Doug Evans <dje@sebabeach.org>
95
96 * sem.c: Regenerate.
97
3725885a
RW		 982010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
99
100 * configure: Regenerate.
101
0f51e9bf
DE		 1022010-01-02 Doug Evans <dje@sebabeach.org>
103
104 * arch.c, * arch.h, * cpu.c, * cpu.h, * cpuall.h, * decode.c,
105 * decode.h, * model.c, * sem.c: Regenerate, update copyright year.
106
197fa1aa
DE		 1072009-11-22 Doug Evans <dje@sebabeach.org>
108
109 * cpu.h: Regenerate.
110 * cpuall.h: Regenerate.
111 * decode.c: Regenerate.
112 * decode.h: Regenerate.
113
b29791a8
DE		 1142009-11-03 Doug Evans <dje@sebabeach.org>
115
116 * arch.c: Regenerate.
117 * arch.h: Regenerate.
118 * cpu.c: Regenerate.
119 * cpu.h: Regenerate.
120 * cpuall.h: Regenerate.
121 * decode.c: Regenerate.
122 * decode.h: Regenerate.
123 * model.c: Regenerate.
124 * sem.c: Regenerate.
125
d6416cdc
RW		 1262009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
127
81ecdfbb
RW		 128 * config.in: Regenerate.
129 * configure: Likewise.
130
d6416cdc
RW		 131 * configure: Regenerate.
132
7b1a2840
HPN		 1332009-01-07 Hans-Peter Nilsson <hp@axis.com>
134
135 * sem.c: Regenerate.
136
bce3bbcb
HPN		 1372008-12-23 Hans-Peter Nilsson <hp@axis.com>
138
139 * arch.c, arch.h, cpu.c, cpu.h, cpuall.h, decode.c, decode.h,
140 model.c, sem.c: Regenerate.
141
b5bd9624
HPN		 1422008-07-11 Hans-Peter Nilsson <hp@axis.com>
143
144 * configure: Regenerate to track ../common/common.m4 changes.
145 * config.in: Ditto.
146
6efef468
JM		 1472008-06-06 Vladimir Prus <vladimir@codesourcery.com>
148 Daniel Jacobowitz <dan@codesourcery.com>
149 Joseph Myers <joseph@codesourcery.com>
150
151 * configure: Regenerate.
152
b1bfc053
HPN		 1532006-12-21 Hans-Peter Nilsson <hp@axis.com>
154
155 * config.in: Regenerate.
156
e85e3205
RE		 1572006-06-13 Richard Earnshaw <rearnsha@arm.com>
158
159 * configure: Regenerated.
160
2f0122dc
DJ		 1612006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
162
163 * configure: Regenerated.
164
20e95c23
DJ		 1652006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
166
167 * configure: Regenerated.
168
79e59fe6
DB		 1692005-10-28 Dave Brolley <brolley@redhat.com>
170
171 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
172
173 Contribute the following changes:
174 2003-09-29 Dave Brolley <brolley@redhat.com>
175
176 * frv-sim.h: Use CGEN_ATTR_VALUE_ENUM_TYPE in place of
177 CGEN_ATTR_VALUE_TYPE.
178 * mloop.in: Ditto.
179 * pipeline.c: Ditto.
180 * traps.c: Ditto.
181
2b193c4a
MK		 1822005-03-23 Mark Kettenis <kettenis@gnu.org>
183
184 * configure: Regenerate.
185
35695fd6
AC		 1862005-01-14 Andrew Cagney <cagney@gnu.org>
187
188 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
189 explicit call to AC_CONFIG_HEADER.
190 * configure: Regenerate.
191
f0569246
AC		 1922005-01-12 Andrew Cagney <cagney@gnu.org>
193
194 * configure.ac: Update to use ../common/common.m4.
195 * configure: Re-generate.
196
38f48d72
AC		 1972005-01-11 Andrew Cagney <cagney@localhost.localdomain>
198
199 * configure: Regenerated to track ../common/aclocal.m4 changes.
200
b7026657
AC		 2012005-01-07 Andrew Cagney <cagney@gnu.org>
202
203 * configure.ac: Rename configure.in, require autoconf 2.59.
204 * configure: Re-generate.
205
379832de
HPN		 2062004-12-08 Hans-Peter Nilsson <hp@axis.com>
207
208 * configure: Regenerate for ../common/aclocal.m4 update.
209
45aa12b4
RS		 2102004-08-27 Richard Sandiford <rsandifo@redhat.com>
211
212 * cpu.[ch], arch.[ch], decode.[ch]: Regenerated.
213 * cpuall.h, model.c, sem.c: Regenerated.
214
676a64f4
RS		 2152004-03-01 Richard Sandiford <rsandifo@redhat.com>
216
217 * Makefile.in (SIM_OBJS): Add profile-fr450.o.
218 (profile-fr450.o): New dependency.
219 (stamp-cpu): Add fr450 to the list of machs.
220 * sim-frv.h (SPR_IS_ACC): New macro.
221 (H_SPR_ACC4, H_SPR_ACC63, H_SPR_ACCG4, H_SPR_ACCG63): Delete.
222 * cache.c (frv_cache_init, non_cache_access): Handle bfd_mach_fr450.
223 * frv.c (check_register_alignment, check_fr_register_alignment)
224 (check_memory_alignment, do_media_average): Likewise.
225 (frvbf_clear_accumulators): Likewise. Use a mask of valid registers
226 rather than a consecutive range.
227 * interrupts.c (frv_queue_illegal_instruction_interrupt)
228 (frv_queue_non_implemented_instruction_interrupt): Handle
229 bfd_mach_fr450.
230 * memory.c (check_data_read_address, check_readwrite_address)
231 (check_insn_read_address, check_write_address): Likewise.
232 * mloop.in (@cpu@_simulate_insn_prefetch): Likewise.
233 * profile.c (reset_gr_flags, reset_fr_flags, reset_acc_flags)
234 (frvbf_model_insn_before, frvbf_model_insn_after): Likewise.
235 * profile-fr450.c: New file.
236 * registers.c (fr450_spr): New array.
237 (frv_register_control_init): Check its size. Use it for fr450.
238 (frv_check_register_access): Handle bfd_mach_fr450.
239 (frv_check_spr_read_access): Likewise. Generalize accumulator check.
240 * traps.c (frv_core_signal, frvbf_media_cr_not_aligned): Likewise.
241 (frvbf_media_acc_not_aligned): Likewise.
242 (frvbf_media_register_not_aligned): Likewise.
243 * arch.c: Regenerate.
244 * arch.h: Regenerate.
245 * cpu.h: Regenerate.
246 * cpuall.h: Regenerate.
247 * decode.h: Regenerate.
248 * model.c: Regenerate.
249
c7a48b9a
RS		 2502004-03-01 Richard Sandiford <rsandifo@redhat.com>
251
252 * cache.c (frv_cache_init): Change fr400 cache statistics to match
253 the fr405.
254 (non_cache_access): Add missing breaks.
255 * interrupts.c (set_exception_status_registers): Always set EAR15
256 for data_access_errors.
257 * memory.c (fr400_check_write_address): Remove redundant alignment
258 check.
259 * model.c: Regenerate.
260
8b73069f
RS		 2612004-03-01 Richard Sandiford <rsandifo@redhat.com>
262
263 * frv.c (frvbf_iacc_cut): Rework, taking rounding into account.
264
8ae0baa2
RS		 2652004-03-01 Richard Sandiford <rsandifo@redhat.com>
266
267 * decode.c, decode.h, model.c, sem.c: Regenerate.
268
d74c4203
KB		 2692003-11-24 Kevin Buettner <kevinb@redhat.com>
270
271 * frv-sim.h (GR_REGNUM_MAX, FR_REGNUM_MAX, PC_REGNUM, SPR_REGNUM_MIN)
272 (SPR_REGNUM_MAX): Delete.
273 * frv.c (gdb/sim-frv.h): Include.
274 (frvbf_fetch_register, frvbf_store_register): Use register number
275 constants from gdb/sim-frv.h. Check availability of general
276 purpose and float registers.
277
0b01870b
DB		 2782003-11-03 Dave Brolley <brolley@redhat.com>
279
280 * cache.c (address_interference): Check for higher priority requests
281 in the same pipeline.
282
9a29f3ca
DB		 2832003-10-31 Dave Brolley <brolley@redhat.com>
284
162cec1b 285 * frv-sim.h (LR_REGNUM): Removed.
073926e5 286 (SPR_REGNUM_MIN,SPR_REGNUM_MAX): New macros.
9a29f3ca 287 * frv.c (frvbf_fetch_register): Fetch SPR registers based on
073926e5 288 SPR_REGNUM_MIN and SPR_REGNUM_MAX. Check whether SPRs are implemented.
9a29f3ca
DB		 289 Return 0 for an unimplemented register. Return the length of the data
290 for an implemented register.
291 (frvbf_store_register): Ditto.
292
fc0a2244
AC		 2932003-10-30 Andrew Cagney <cagney@redhat.com>
294
295 * traps.c: Replace "struct symbol_cache_entry" with "struct
296 bfd_symbol".
297
29a79ca0
DB		 2982003-10-10 Dave Brolley <brolley@redhat.com>
299
300 * cpu.h, sem.c: Regenerate.
301
e930b1f5
DB		 3022003-10-06 Dave Brolley <brolley@redhat.com>
303
304 * profile-fr550.[ch]: New files.
305 * configure.in: Move frv handling to alphabetically correct placement.
306 * Makefile.in: Add fr550 support.
307 * frv-sim.h,frv.c,interrups.c,memory.c,mloop.in,pipeline.c,
308 profile.[ch],registers.c,traps.c: Add fr550 support.
309 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
310 Regenerate.
311
22f367a7
DB		 3122003-09-25 Dave Brolley <brolley@redhat.com>
313
314 * reset.c (frv_initialize): Call frv_register_control_init first.
315
1c453cd6
DB		 3162003-09-24 Dave Brolley <brolley@redhat.com>
317
318 * profile.h (update_FR_ptime): New prototype.
319 (update_FRdouble_ptime): Ditto.
320 (update_SPR_ptime): Ditto.
321 (increase_ACC_busy): Ditto.
322 (enforce_full_acc_latency): Ditto.
323 (post_wait_for_SPR): Ditto.
324 * profile.c (update_FR_ptime): Moved here from profile-fr500.c.
325 (update_FRdouble_ptime): Ditto.
326 (update_SPR_ptime): New function.
327 (increase_ACC_busy): Ditto.
328 (enforce_full_acc_latency): Ditto.
329 (vliw_wait_for_fdiv_resource): Correct resource name.
330 (vliw_wait_for_fsqrt_resource): Ditto.
331 (post_wait_for_SPR): New function.
332 * profile-fr500.c (frvbf_model_fr500_u_commit): New function.
333 (frvbf_model_fr500_u_gr2fr): Pass out_FRk as output register to
334 adjust_float_register_busy.
335 (frvbf_model_fr500_u_gr_load): Record latency of SPR registers.
336 (frvbf_model_fr500_u_fr_load): Wait for and record latency of SPR
337 registers.
338 (frvbf_model_fr500_u_float_arith): Ditto.
339 (frvbf_model_fr500_u_float_dual_arith): Ditto.
340 (frvbf_model_fr500_u_float_div): Ditto.
341 (frvbf_model_fr500_u_float_sqrt): Ditto.
342 (frvbf_model_fr500_u_float_convert): Ditto.
343 (update_FR_ptime): Moved to profile.c
344 (update_FRdouble_ptime): Moved to profile.c
345 * profile-fr400.c (update_FR_ptime): Removed. Identical to functions
346 for other machines.
347 (update_FRdouble_ptime): Ditto.
348 * arch.h,cpu.h,sem.c,decode.[ch],model.c,sem.c: Regenerated.
349
153431d6
DB		 3502003-09-12 Dave Brolley <brolley@redhat.com>
351
352 * registers.c (frv_check_spr_read_access): Check for access to
353 ACC4-ACC63 and ACCG4-ACCG63.
354 * profile.h (frv-desc.h): #include it.
355 (spr_busy): New member of FRV_PROFILE_STATE.
356 (spr_latency): Ditto.
357 (GNER_FOR_GR): New macro.
358 (FNER_FOR_FR): New maccro.
359 (update_SPR_latency): New function.
360 (vliw_wait_for_SPR): New function.
93938d47 361 * profile.c (update_latencies): Update SPR latencies.
153431d6
DB		 362 (update_target_latencies): Ditto.
363 (update_SPR_latency): New function.
364 (vliw_wait_for_SPR): New function.
365 * profile-fr500.c (frvbf_model_fr500_u_idiv): Record GNER latency.
366 (frvbf_model_fr500_u_trap): Removed unused variable, ps.
367 (frvbf_model_fr500_u_check): Ditto.
368 (frvbf_model_fr500_u_clrgr): New unit modeller for fr500.
369 (frvbf_model_fr500_u_clrfr): Ditto.
370 (frvbf_model_fr500_u_spr2gr): Wait for SPR.
371 (frvbf_model_fr500_u_gr2spr): Ditto.
372 * frv-sim.h (H_SPR_ACC4): New macro.
373 (H_SPR_ACCG4): New macro;
374 (H_SPR_ACC0): Removed.
375 (H_SPR_ACCG0): Removed.
376 * arch.h,model.c,sem[ch],decode.[ch]: Regenerated.
377
ba9c4053
DB		 3782003-09-10 Dave Brolley <brolley@redhat.com>
379
380 * profile.c (slot_names): FM1 was listed twice. Changed first
381 instance to FM0. Added IALL, FMALL and FMLOW.
382 (print_parallel): Don't examine slots with no insns.
383
f9e18f5a
DB		 3842003-09-09 Dave Brolley <brolley@redhat.com>
385
386 * frv.c (do_media_average): Select machine using a switch.
387
d89a78b6
DB		 3882003-09-08 Dave Brolley <brolley@redhat.com>
389
390 On behalf of Doug Evans <dje@sebabeach.org>
391 * Makefile.in (stamp-arch,stamp-cpu): Pass archfile to cgen.
392 Remove copying of .cpu file to cgen/cpu, no longer needed.
393
d03ea14f
DB		 3942003-09-03 Dave Brolley <brolley@redhat.com>
395
396 * cpu.h, model.c, sem.c, decode.h, decode.c: Regenerated.
397
e8d2f504
DB		 3982003-08-29 Dave Brolley <brolley@redhat.com>
399
400 * Makefile.in (stamp-arch): Copy frv.cpu from $(srcdir)../../cpu
401 temporarily when regenerating files.
402 (stamp-cpu): Ditto.
403
b34f6357
DB		 4042003-08-20 Micheal Snyder <msnyder@redhat.com>
405
406 * All generated files: Regenerate.
407
4082001-10-11 Dave Brolley <brolley@redhat.com>
409
410 * cpu.h,decode.c,decode.h,sem.c: Regenerate.
411
4122001-10-09 Dave Brolley <brolley@redhat.com>
413
414 * traps.c (frv_rett): Halt if PSR.S and PSR.ET are both set or both
415 not set.
416 * reset.c (frv_hardware_reset): Invalidate both caches.
417 * registers.c: Update init, reset and read-only masks for all registers
418 on all machines.
419 * profile.h (cur_gr_complex): New field of FRV_PROFILE_STATE
420 (prev_gr_complex): New field of FRV_PROFILE_STATE
421 (set_use_is_gr_complex): New function.
422 (set_use_not_gr_complex): New function.
423 (use_is_gr_complex): New function.
424 (decrease_GR_busy): New function.
425 * profile.c (reset_gr_flags): New function.
426 (reset_cc_flags): New function.
427 (set_use_is_gr_complex): New function.
428 (set_use_not_gr_complex): New function.
429 (use_is_gr_complex): New function.
430 (update_latencies): Reset gr and cc flags when latency reaches 0.
431 (decrease_GR_busy): New function.
432 * profile-fr400.h (fr500_reset_acc_flags): Removed.
433 (fr500_reset_cc_flags): New function.
434 * profile-fr500.c (frvbf_model_fr400_u_*): Reflect latencies from fr500
435 LSI version 1.41.
436 * profile-fr400.h (fr400_reset_gr_flags): New function.
437 (fr400_reset_fr_flags): New function.
438 (fr400_reset_acc_flags): New function.
439 * profile-fr400.c (set_use_not_media_p4): New function.
440 (set_use_not_media_p6): New function.
441 (set_acc_use_not_media_p2): New function.
442 (set_acc_use_not_media_p4): New function.
443 (fr400_reset_gr_flags): New function.
444 (fr400_reset_fr_flags): New function.
445 (fr400_reset_acc_flags): New function.
446 (frvbf_model_fr400_u_*): Reflect latencies from fr400 LSI version 1.1.
447 (frvbf_model_fr400_u_media_hilo): New function.
448 * pipeline.c (frv_vliw_setup_insn): Don't clear MSR0.MTT.
449 * memory.c (fr400_check_data_read_address): Check address range only
450 for double word loads. Don't check alignment here.
451 (fr400_check_readwrite_address): New function.
452 (fr500_check_readwrite_address): New function.
453 (check_readwrite_address): New function.
454 (fr500_check_insn_read_address): Correct address ranges.
455 (frvbf_read_mem_*): Check address range here.
456 (frv_address_forbidden): Removed.
457 (fr400_check_write_address): New function.
458 (check_write_address): New function.
459 (frvbf_write_mem_*): Don't check address range here.
460 (frvbf_mem_set_*): Check address range here.
461 * interrupts.c (frv_queue_data_access_error_interrupt): Now takes an
462 address as second argument.
463 (frv_queue_data_access_exception_interrupt): New function.
464 (frv_queue_illegal_instruction_interrupt): Generate fp_exception for
465 media insns on fr400.
466 (frv_queue_non_implemented_instruction_interrupt): Generate mp_exception
467 for media insns on fr400.
468 (frv_detect_insn_access_interrupts): Don't check for illegal addresses
469 of insns here. Check for MTRAP insn if PSR.EM is not set.
470 (frv_set_mp_exception_registers): Only set MSR0.MTT if it is not already
471 set.
472 (set_exception_status_registers): Do not always set EPCR. Set EAR for
473 data_acess_error only if not fr400.
474 * frv.c (do_media_average): New function.
475 (frvbf_media_average): New function.
476 (frvbf_insn_cache_invalidate): Check for illegal invocation.
477 (frvbf_data_cache_invalidate): Ditto.
478 (frvbf_data_cache_flush): Ditto.
479 * frv-sim.h (GET_FSR_QNE): New macro.
480 (frv_msr_mtt): Remove MTT_SEQUENCE_ERROR.
481 (GET_MSR_SRDAV): New macro.
482 (GET_MSR_RDAV): New macro.
483 (GET_MSR_RD): New macro.
484 (frv_queue_data_access_error_interrupt): Now takes an address as second
485 argument.
486 (frv_address_forbidden): Removed.
487 * cache.c (non_cache_access): Correct address ranges. Now takes cache
488 as first argument.
489 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
490
4912001-08-20 Dave Brolley <brolley@redhat.com>
492
493 * sim-main.h (_sim_cpu): New field 'elf_flags'.
494 * sim-if.c (sim_open): Extract the elf_flags from the input file and
495 save them with each cpu.
496 * mloop.in (main loop): Pass elf flags to frv_vliw_reset. Set
497 last_insn_p before executing the insn.
498 * cache.c (frv_cache_invalidate): Flush scache if this is the cpu's
499 insn cache.
500 (frv_cache_invalidate_all): Ditto.
501
5022001-08-20 Richard Sandiford <rsandifo@redhat.com>
503
504 * traps.c (syscall_read_mem): Flush the data cache before reading.
505 (syscall_write_mem): Flush the data cache before writing.
506 Invalidate both caches.
507
5082001-07-05 Ben Elliston <bje@redhat.com>
509
510 * Makefile.in (stamp-arch): Use $(CGEN_CPU_DIR).
511 (stamp-cpu): Likewise.
512
5132001-05-23 Dave Brolley <brolley@redhat.com>
514
515 * profile-fr400.c (acc_use_is_media_p2): New function.
516 (frvbf_model_fr400_u_media_2): Account for latency of output
517 accumulators.
518 (frvbf_model_fr400_u_media_2_quad): Ditto.
519 (frvbf_model_fr400_u_media_2_acc): New function.
520 (frvbf_model_fr400_u_media_2_acc_dual): New function.
521 (frvbf_model_fr400_u_media_2_add_sub): New function.
522 (frvbf_model_fr400_u_media_2_add_sub_dual): New function.
523 (frvbf_model_fr400_u_media_3_dual): New function.
524 (frvbf_model_fr400_u_media_4_acc_dual): New function.
525 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
526
5272001-05-15 Dave Brolley <brolley@redhat.com>
528
529 * registers.c (fr400_spr): Enable write access to HSR0.CBM.
530 * profile.h (FRV_PROFILE_STATE): New field 'all_cache_entries'.
531 * profile.c (CACHE_QUEUE_ELEMENT): New 'all' field.
532 (request_cache_flush): Save 'all' argument.
533 (request_cache_invalidate): Save all_cache_entries from profile state
534 to 'all' field of the request.
535 (submit_cache_request): Pass the 'all' field of the request to
536 frv_cache_request_invalidate.
537 * frv.c (frv_insn_cache_invalidate): Add new 'all' parameter. Perform
538 operation even if HSR0.ICE is not set.
539 (frv_data_cache_invalidate): Add new 'all' parameter. Perform
540 operation even if HSR0.DCE is not set.
541 (frv_data_cache_flush): Ditto.
542 * frv-sim.h (frv_insn_cache_invalidate): Add new 'all' parameter.
543 (frv_data_cache_invalidate): Add new 'all' parameter.
544 (frv_data_cache_flush): Add new 'all' parameter.
545 * cache.h (FRV_CACHE_INVALIDATE_REQUEST): Add new 'all' field.
546 (frv_cache_request_invalidate): Add new 'all' parameter.
547 * cache.c (frv_cache_request_invalidate): Add new 'all' parameter. Save
548 its value in the invalidate request.
549 (address_interference): Accept the value '-1' for the address argument
550 to mean 'any address'.
551 (handle_req_invalidate): Handle request to invalidate all cache lines.
552 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
553
5542001-05-14 Dave Brolley <brolley@redhat.com>
555
556 * profile.h (past_first_p): New field of profiling state.
557 (branch_penalty): Ditto.
558 (branch_hint): Ditto.
559 (update_branch_penalty): New function.
560 * profile.c (frvbf_model_insn_after): Reset past_first_p and
561 branch_address fields of the profiling state.
562 (frvbf_model_branch): New function.
563 (update_branch_penalty): New function.
564 * profile-fr500.c (frvbf_model_fr500_u_branch): Remove ICCi_3 and
565 FCCi_3 inputs.
566 (frvbf_model_fr500_u_trap): New function.
567 (frvbf_model_fr500_u_check): New function.
568 (frvbf_model_fr500_u_media_dual_htob): post-processing latency is 3
569 cycles.
570 * profile-fr400.c (frvbf_model_fr400_u_branch): Set branch penalties
571 as documented in the fr400 LSI. Remove ICCi_3 and FCCi_3 inputs.
572 (frvbf_model_fr400_u_media_dual_expand): Check resource usage as
573 documented in teh fr400 LSI.
574 (frvbf_model_fr400_u_media_dual_htob): Ditto.
575 (frvbf_model_fr400_u_media_dual_unpack): Removed.
576 (frvbf_model_fr500_u_trap): New function.
577 (frvbf_model_fr500_u_check): New function.
578 * mloop.in (simulate_dual_insn_prefetch): New function.
579 (@cpu@_simulate_insn_prefetch): Call simulate_dual_insn_prefetch with
580 arguments for each machine type.
581 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
582
5832001-05-09 Dave Brolley <brolley@redhat.com>
584
585 * Makefile.in (profile.o): Add profile-fr400.h as a dependency.
586 (profile-fr400.o): New target.
587 * profile.c: New file.
588 * profile.h: New file.
589 * profile-fr400.c: New file.
590 * profile-fr400.h: New file.
591 * profile-fr500.c: New file.
592 * profile-fr500.h: New file.
593 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
594
5952001-05-02 Dave Brolley <brolley@redhat.com>
596
597 * sim-main.h (profile.h): #include it.
598 (CPU_PROFILE_STATE): New macro.
599 (profile_state): New frv specific cpu field.
600 * reset.c (frv_initialize): insn_fetch_address and branch_address now
601 part of global profiling state.
602 * Makefile.in (SIM_OBJS): Add profile.o and profile-fr500.o.
603 (SIM_EXTRA_DEPS): Add profile.h.
604 (registers.o): Correct name of source file.
605 (profile.o): New target.
606 (profile-fr500.o): New target.
607 * frv-sim.h: Move profile related data structures to profile.h.
608 * frv.c: Move fr500 specific functions to profile-fr500.c.
609 * cpu.h: Regenerated.
610
6112001-04-27 Dave Brolley <brolley@redhat.com>
612
613 * sim-main.h (CPU_PIPELINE): Renamed to CPU_VLIW.
614 * interrupts.c: Rename FRV_PIPELINE to FRV_VLIW.
615 Rename pipeline to vliw. Rename CPU_PIPELINE to CPU_VLIW.
616 Rename PIPE_* to UNIT_*.
617 (frv_queue_illegal_instruction_interrupt): Use
618 frv_is_float_insn and frv_is_media_insn.
619 (frv_queue_non_implemented_instruction_interrupt): Ditto.
620 (frv_detect_insn_access_interrupts): Ditto.
621 * frv.c: Rename FRV_PIPELINE to FRV_VLIW. Rename pipeline to vliw.
622 Rename CPU_PIPELINE to CPU_VLIW. Rename PIPE_* to UNIT_*.
623 * memory.c: Ditto.
624 * pipeline.c: Ditto.
625 * mloop.in: Ditto.
626 * frv-sim.h (frv_pipeline_setup_insn): Renamed to frv_vliw_setup_insn.
627 * cache.c: Rename PIPE_* to UNIT_*.
628
6292001-04-24 Dave Brolley <brolley@redhat.com>
630
631 * frv.c (frvbf_load_quad_GR): Delete have_data and hsr0.
632 (frvbf_load_quad_FRint): Ditto.
633 (frvbf_load_quad_CPR): Ditto.
634 * cache.c (frv_cache_init): Initialize cache for fr400 vs other
635 machines.
636 (bfd.h): #include it.
637 (non_cache_access): Update for revised fr500 and for fr400.
638 * registers.c (frv_spr): Don't reset PSR.PS.
639 (fr500_spr): Ditto.
640 (frv_reset_spr): Set PSR.PS to the former value of PSR.S.
641
6422001-04-23 Dave Brolley <brolley@redhat.com>
643
644 * traps.c (frv_core_signal): On fr400, generate data_access_error.
645 (frvbf_media_cr_not_aligned): On fr400, generate illegal_instruction.
646 (frvbf_media_acc_not_aligned): Ditto.
647 (frvbf_media_register_not_aligned): Ditto.
648 (frvbf_division_exception): Use GET_ISR_EDE.
649 * registers.c (frv_check_spr_read_access): New function.
650 (frv_check_spr_write_access): New function.
651 (frv_check_spr_access): Deleted.
652 (frv_check_register_access): On fr400, generate illegal_instruction.
653 * memory.c (fr400_check_data_read_address): New function.
654 (fr500_check_data_read_address): Ditto.
655 (check_data_read_address): Ditto.
656 (fr400_check_insn_read_address): Ditto.
657 (fr500_check_insn_read_address): Ditto.
658 (check_insn_read_address): Ditto.
659 (frvbf_read_mem_QI): Call check_data_read_access.
660 (frvbf_read_mem_UQI): Ditto.
661 (frvbf_read_mem_HI): Ditto.
662 (frvbf_read_mem_UHI): Ditto.
663 (frvbf_read_mem_SI): Ditto.
664 (frvbf_read_mem_DI): Ditto.
665 (frvbf_read_mem_DF): Ditto.
666 (frvbf_read_imem_USI): Call check_insn_read_access.
667 (frv_address_forbidden): Now takes cpu as first argument. Check based
668 on machine type.
669 (fr400_mem_address_unaligned): New function.
670 (fr500_mem_address_unaligned): Ditto.
671 (check_write_address): Ditto.
672 (frvbf_mem_set_QI): Call check_write_address.
673 (frvbf_mem_set_HI): Ditto.
674 (frvbf_mem_set_SI): Ditto.
675 (frvbf_mem_set_DI): Ditto.
676 (frvbf_mem_set_DF): Ditto.
677 (frvbf_mem_set_XI): Ditto.
678 * interrupts.c (bfd.h): #include it.
679 (frv_queue_data_access_error_interrupt): New function.
680 (frv_queue_instruction_access_error_interrupt): New function.
681 (frv_queue_instruction_access_exception_interrupt): New function.
682 (frv_queue_illegal_instruction_interrupt): No fp_exception on fr400.
683 (frv_queue_non_implemented_instruction_interrupt): Ditto.
684 (frv_detect_insn_access_interrupts): Reorder tests to match priority
685 from the LSI manual.
686 (set_isr_exception_fields): Accumulate dtt bits.
687 * frv.c (check_register_alignment): New function.
688 (check_fr_register_alignment): New function.
689 (check_memory_alignment): New function.
690 (frvbf_h_gr_double_get_handler): Call check_register_alignment.
691 (frvbf_h_gr_double_set_handler): Ditto.
692 (frvbf_h_cpr_double_get_handler): Ditto.
693 (frvbf_h_cpr_double_set_handler): Ditto.
694 (frvbf_h_gr_quad_set_handler): Ditto.
695 (frvbf_h_cpr_quad_set_handler): Ditto.
696 (frvbf_h_fr_double_get_handler): Call check_fr_register_alignment.
697 (frvbf_h_fr_double_set_handler): Ditto.
698 (frvbf_h_fr_quad_set_handler): Ditto.
699 (frvbf_h_spr_get_handler): Call frv_check_spr_read_access.
700 (frvbf_h_spr_set_handler): Call frv_check_spr_write_access.
701 (frvbf_load_quad_GR): Call check_memory_aligment.
702 (frvbf_load_quad_FRint): Ditto.
703 (frvbf_load_quad_CPR): Ditto.
704 (frvbf_store_quad_GR): Call check_memory_aligment and
705 check_register_alignment.
706 (frvbf_store_quad_FRint): Ditto.
707 (frvbf_store_quad_CPR): Ditto.
708 (frvbf_signed_integer_divide: Use GET_ISR_EDEM.
709 * frv-sim.h (H_SPR_ACC0): New macro.
710 (H_SPR_ACC63): New macro.
711 (H_SPR_ACCG0): New macro.
712 (H_SPR_ACCG63): New macro.
713 (frv_dtt): New enumerator.
714 (GET_ISR_EDE): Renamed from GET_ISR_EDEM.
715 (GET_ISR_DTT): New macro.
716 (frv_queue_data_access_error_interrupt): New function.
717 (frv_queue_instruction_access_error_interrupt): New function.
718 (frv_queue_instruction_access_exception_interrupt): New function.
719 (frv_address_forbidden): Now takes cpu as first argument.
720 * cpu.h: Regenerate.
721
7222001-04-10 Dave Brolley <brolley@redhat.com>
723
724 * registers.c (fr500_spr): Add new fields to fr500 PSR register.
725 (fr500_spr): Add STBAR and MMCR unimplemented registers for fr500.
726 (fr400_spr): Implement SPR registers for fr400.
727 (frv_register_control_init): Handle bfd_mach_fr400 properly.
728 * frv.c (spr_bpsr_get_handler): Mask field before shifting.
729 (spr_psr_get_handler): Ditto.
730 (spr_ccr_get_handler): Ditto.
731 (spr_cccr_get_handler): Ditto.
732 (frvbf_clear_accumulators): Only 4 accumulators on fr400.
733 * frv-sim.h: Update comment about MCCR_* macros.
734 * cpu.c,cpu.h: Regenerate.
735
7362001-04-05 Dave Brolley <brolley@redhat.com>
737
738 * cpu.h,decode.c,model.c,sem.c: Regenerate.
739
7402001-04-05 Dave Brolley <brolley@redhat.com>
741
742 * reset.c: Update copyright.
743 * registers.c (frv_register_control_init): Handle bfd_mach_fr400.
744 * frv.c (frvbf_model_fr400_u_exec): New function.
745 * Makefile.in (stamp-cpu): Add fr400 to list of machines.
746 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
747 Regenerate.
748
7492000-11-22 Dave Brolley <brolley@redhat.com>
750
751 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
752 Regenerate.
753
7542000-11-10 Dave Brolley <brolley@redhat.com>
755
756 * decode.c: Regenerate.
757
7582000-09-12 Dave Brolley <brolley@redhat.com>
759
760 * traps.c (frv_sim_engine_halt_hook): New function.
761 (frv_itrap): Caches now invalidated in sim_engine_halt via
762 SIM_ENGINE_HALT_HOOK.
763 (frv_break): Ditto.
764 * sim-main.h (frv_sim_engine_halt_hook): New function.
765 (SIM_ENGINE_HALT_HOOK): New macro.
766 (SIM_ENGINE_RESTART_HOOK): New macro.
767 * interrupts.c: Call to frv_term now done within sim_engine_halt via
768 SIM_ENGINE_HALT_HOOK.
769
7702000-09-08 Dave Brolley <brolley@redhat.com>
771
772 * traps.c (frv_itrap): Invalidate and flush the data and insn caches
773 respectively when stopping for a breakpoint.
774 (frv_break): Ditto.
775 * cache.h (frv_cache_invalidate_all): New function.
776 * cache.c (frv_cache_invalidate_all): New function.
777
7782000-09-05 Dave Brolley <brolley@redhat.com>
779
780 * traps.c (frv_break): If SIM_HAVE_BREAKPOINTS, call
781 sim_handle_breakpoint. Otherwise if environment != operating call
782 sim_engine_halt. Otherwise handle normally.
783 * interrupts.c (frv_queue_break_interrupt): Don't handle debugger
784 breakpoints here. Moved to frv_break in traps.c.
785
786 * sem.c: Regenerate.
787
7882000-09-01 Dave Brolley <brolley@redhat.com>
789
790 * interrupts.c (frv_queue_break_interrupt): Call sim_handle_breakpoint
791 before queuing an interrupt in order to allow 'break' to be used as
792 the breakpoint insn.
793
7942000-08-29 Dave Brolley <brolley@redhat.com>
795
796 * traps.c (frv_itrap): Invalidate the insn cache at a breakpoint.
797
7982000-07-27 Dave Brolley <brolley@redhat.com>
799
800 * cpu.h,decode.c: Rebuild.
801
8022000-07-26 Dave Brolley <brolley@redhat.com>
803
804 * frv.c (spr_cccr_get_handler): Change CRx to CCx.
805 (spr_cccr_set_handler): Change CRx to CCx.
806 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
807
8082000-07-24 Dave Brolley <brolley@redhat.com>
809
810 * sem.c: Regenerate.
811 * frv.c (frvbf_unsigned_integer_divide): Queue a write for the result.
812 Don't write it directly.
813
814Thu Jul 6 13:51:12 2000 Dave Brolley <brolley@topaz>
815
816 * configure: Regenerated to track ../common/aclocal.m4 changes.
817
8182000-07-05 Ben Elliston <bje@redhat.com>
819
820 * configure: Regenerated to track ../common/aclocal.m4 changes.
821
8222000-06-28 Dave Brolley <brolley@redhat.com>
823
824 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
825
8262000-06-21 Dave Brolley <brolley@redhat.com>
827
828 * pipeline.c: All code except frv_pipeline_setup_insn moved to
829 frv.opc.
830 * mloop.in (main loop): frv_pipeline_add_insn broken up into
831 frv_pipeline_add_insn and frv_pipeline_setup_insn.
832 * frv-sim.h: Move pipeline status code to frv.opc.
833 * model.c: Regenerate.
834
8352000-06-12 Dave Brolley <brolley@redhat.com>
836
837 * options.c (frv_option_handler): --profile-parallel implies
838 --profile-model.
839 * mloop.in (fetch_buffer): Removed.
840 (@cpu@_simulate_insn_prefetch): Monitoring of fetch buffer moved to
841 run_caches. Use cache directly if not counting cycles. Don't use
842 cache at all if not counting cycles and cache not enabled.
843 * frv.c (frv_insn_fetch_buffer): New global variable.
844 (run_caches): Monitor the status of insn prefetch requests.
845 * frv-sim.h (FRV_INSN_FETCH_BUFFER): New struct type.
846 (frv_insn_fetch_buffer): New global variable.
847
8482000-06-12 Dave Brolley <brolley@redhat.com>
849
850 * mloop.in (fetch_buffer): New static struct.
851 (@cpu@_simulate_insn_prefetch): Rewritten.
852 * cache.c (frv_cache_request_invalidate): Don't invalidate return
853 buffer.
854 (address_interference): Defer to any WAR request in either pipeline.
855
8562000-06-09 Dave Brolley <brolley@redhat.com>
857
858 * pipeline.c (insns_in_slot): New Array.
859 (frv_pipeline_add_insn): Call COUNT_INSNS_IN_SLOT.
860 * options.c (frv_options): Remove 'NONBLOCK' argument from data-cache
861 option.
862 (parse_cache_option): New function.
863 (frv_option_handler): Call parse_cache_option.
864 * frv.c (vliw_branch_taken): New variable.
865 (vliw_load_stall): New variable.
866 (handle_resource_wait): Update vliw_load_stall.
867 (frvbf_model_insn_before): Initialize vliw_branch_taken and
868 vliw_load_stall.
869 (frvbf_model_insn_after): Increment PROFILE_MODEL_LOAD_STALL_CYCLES.
870 (load_wait_for_FR): Update vliw_load_stall.
871 (load_wait_for_GR): Update vliw_load_stall.
872 (load_wait_for_FRdouble): Update vliw_load_stall.
873 (load_wait_for_GRdouble): Update vliw_load_stall.
874 (frvbf_model_fr500_u_branch): Count branches taken and not taken.
875 (slot_names): New static array.
876 (print_parallel): Now takes second argument 'verbose'. Print cycles per
877 VLIW insn and instructions per cycle. Also tabulate the number of insns
878 in each type of VLIW slot.
879 (frv_profile_info): Call print_parallel with new second argument.
880 * frv-sim.h (insn_in_slot): New array.
881 (COUNT_INSNS_IN_SLOT): New macro.
882 (INSNS_IN_SLOT): New macro.
883 * cache.c: Remove references to non_blocking_count. Remove references to
884 last_was_hit. Remove references to req_none.
885 (handle_req_store): Adjust statistics before requeuing the store
886 request.
887 (handle_req_WAR): Don't let the WAR request affect the cache statistics.
888 * cache.h: Remove references to non_blocking_count. Remove references to
889 last_was_hit. Remove references to req_none.
890 * model.c: Regenerate.
891
8922000-06-08 Dave Brolley <brolley@redhat.com>
893
894 * frv.c (request_complete): Copy load data from the correct return
895 buffer.
896
8972000-06-07 Dave Brolley <brolley@redhat.com>
898
899 * traps.c (frv_core_signal): Call frv_term before exiting.
900 (frv_itrap): Call frv_term before exiting.
901 (next_available_nesr): Make sure NECR is implemented before reading it.
902 (next_valid_nesr): Ditto.
903 (frvbf_check_non_excepting_load): Ditto.
904 (frvbf_clear_ne_flags): Ditto.
905 (frvbf_commit): Ditto.
906 (frvbf_check_recovering_store): Delay cache operation if 'model_insn'.
907 * sim-main.h (_sim_cpu): Add load_address, load_length, load_flag and
908 store_flag members.
909 (CPU_LOAD_ADDRESS): New macro.
910 (CPU_LOAD_LENGTH): New macro.
911 (CPU_LOAD_SIGNED): New macro.
912 (CPU_LOAD_LOCK): New macro.
913 * reset.c (frv_term): New function.
914 (frv_power_on_reset): Use SETMEMSI if the cache is not enabled.
915 (frv_hardware_reset): Use SETMEMSI if the cache is not enabled.
916 (frv_software_reset): Use SETMEMSI if the cache is not enabled.
917 * mloop.in (execute): Call FRV_COUNT_CYCLES to decide whether to model
918 the insn. Model the insn in two passes. One before and one after
919 execution.
920 (cache_reqno): new static variable.
921 (@cpu@_simulate_insn_prefetch): Model fetch latency by waiting for the
922 cache rather than assuming a fixed latency.
923 (xinit): Turn on PROFILE_MODEL_P before each vliw insn if the timer is
924 enabled so that modeling data is collected by cgen during execution.
925 (full-exec): Restore PROFILE_MODEL_P after each vliw insn.
926 * memory.c (data_non_cache_access): Removed.
927 (insn_non_cache_access): Removed.
928 (frvbf_read_mem_QI): Delay read operation if 'model_insn'.
929 (frvbf_read_mem_UQI): Delay read operation if 'model_insn'.
930 (frvbf_read_mem_HI): Delay read operation if 'model_insn'.
931 (frvbf_read_mem_UHI): Delay read operation if 'model_insn'.
932 (frvbf_read_mem_SI): Delay read operation if 'model_insn'.
933 (frvbf_read_mem_DI): Delay read operation if 'model_insn'.
934 (frvbf_read_mem_DF): Delay read operation if 'model_insn'.
935 (frvbf_read_imem_USI): Read the cache or ememory passively.
936 (frvbf_write_mem_QI): Don't check for non-cache access here.
937 (frvbf_write_mem_UQI): Call frvbf_write_mem_QI.
938 (frvbf_write_mem_HI): Don't check for non-cache access here.
939 (frvbf_write_mem_UHI): Call frvbf_write_mem_QI.
940 (frvbf_write_mem_SI): Don't check for non-cache access here.
941 (frvbf_write_mem_DI): Don't check for non-cache access here.
942 (frvbf_write_mem_DF): Don't check for non-cache access here.
943 (frvbf_mem_set_QI): Use cycle-accurate cache write if 'model_insn'.
944 (frvbf_mem_set_HI): Use cycle-accurate cache write if 'model_insn'.
945 (frvbf_mem_set_SI): Use cycle-accurate cache write if 'model_insn'.
946 (frvbf_mem_set_DI): Use cycle-accurate cache write if 'model_insn'.
947 (frvbf_mem_set_DF): Use cycle-accurate cache write if 'model_insn'.
948 (frvbf_mem_set_XI): Use cycle-accurate cache write if 'model_insn'.
949 * interrupts.c (check_reset): Read the cache and memory passively.
950 (frv_program_or_software_interrupt): Call frv_term before calling
951 sim_engine_halt.
952 * frv.c (all modeling functions): Break into two passes. One before
953 execuetion and one after. call load_wait_for_* for all GR and FR
954 registers.
955 (frvbf_load_quad_GR): Delay performing the load if 'model_insn'.
956 (frvbf_load_quad_FRint): Delay performing the load if 'model_insn'.
957 (frvbf_load_quad_CPR): Delay performing the load if 'model_insn'.
958 (frvbf_insn_cache_preload): Delay cache operation if 'model_insn'.
959 (frvbf_data_cache_preload): Delay cache operation if 'model_insn'.
960 (frvbf_insn_cache_unlock): Delay cache operation if 'model_insn'.
961 (frvbf_data_cache_unlock): Delay cache operation if 'model_insn'.
962 (frvbf_insn_cache_invalidate): Delay cache operation if 'model_insn'.
963 (frvbf_data_cache_invalidate): Delay cache operation if 'model_insn'.
964 (frvbf_data_cache_flush): Delay cache operation if 'model_insn'.
965 (model_insn): New global variable.
966 (fr_ptime): New array.
967 (cache_request): New enumeration.
968 (CACHE_QUEUE_ELEMENT): New struct type.
969 (CACHE_QUEUE_SIZE): New macro.
970 (cache_queue): New static struct.
971 (request_cache_load): New function.
972 (request_cache_flush): New function.
973 (request_cache_invalidate): New function.
974 (request_cache_preload): New function.
975 (request_cache_unlock): New function.
976 (submit_cache_request): New function.
977 (activate_cache_requests): New function.
978 (load_pending_for_register): New function.
979 (flush_pending_for_address): New function.
980 (remove_cache_queue_element): New function.
981 (copy_load_data): New function.
982 (request_complete): New function.
983 (run_caches): New function.
984 (frv_model_trace_wait_cycles): New function.
985 (wait_for_flush): New function.
986 (frvbf_model_insn_before): Insn prefect wait now modeled in
987 frvbf_simulate_insn_prefetch. Incremement vliw_insns here. Call
988 wait_for_flush.
989 (frvbf_model_insn_after): Call activate_cache_requests. Don't increment
990 vliw_insns here anymore.
991 (update_FR_latency_for_load): New function.
992 (update_FRdouble_latency_for_load): New function.
993 (update_FR_ptime): New function.
994 (update_FRdouble_ptime): New function.
995 (update_GR_latency_for_swap): New function.
996 (load_wait_for_GR): New function.
997 (load_wait_for_FR): New function.
998 (load_wait_for_GRdouble): New function.
999 (load_wait_for_FRdouble): New function.
1000 (frvbf_model_fr500_u_ici): New function.
1001 (frvbf_model_fr500_u_dci): New function.
1002 (frvbf_model_fr500_u_dcf): New function.
1003 (frvbf_model_fr500_u_icpl): New function.
1004 (frvbf_model_fr500_u_dcpl): New function.
1005 (frvbf_model_fr500_u_icul): New function.
1006 (frvbf_model_fr500_u_dcul): New function.
1007 * frv-sim.h (frv_term): New function.
1008 (insn_non_cache_access): Removed.
1009 (FRV_COUNT_CYCLES): New macro.
1010 (frv_save_peofile_model_p): New global variable.
1011 (model_insn): New enumerated global variable.
1012 (frv_model_advance_cycles): New function.
1013 (frv_model_trace_wait_cycles): New function.
1014 * cache.h (FRV_CACHE_REQUEST_KIND): New enumeration.
1015 (FRV_CACHE_WAR_REQUEST): New struct type.
1016 (FRV_CACHE_STORE_REQUEST): New struct type.
1017 (FRV_CACHE_INVALIDATE_REQUEST): New struct type.
1018 (FRV_CACHE_PRELOAD_REQUEST): New struct type.
1019 (FRV_CACHE_REQUEST): New struct type.
1020 (FRV_CACHE_RETURN_BUFFER): New struct type.
1021 (FRV_CACHE_FLUSH_STATUS): New struct type.
1022 (FRV_CACHE_STATUS): New struct type.
1023 (FRV_CACHE_STAGE): New struct type.
1024 (FRV_CACHE_STAGES): New enumeration.
1025 (FRV_CACHE_WAR): New struct type.
1026 (FRV_CACHE_PIPELINE): New struct type.
1027 (FRV_CACHE_ARS): New struct type.
1028 (FRV_CACHE_STATISTICS): New struct type.
1029 (FRV_CACHE): Add pipeline, statistics, BARS and NARS.
1030 (CACHE_RETURN_DATA): 'return_buffer' is now within 'status'.
1031 (CACHE_RETURN_DATA_ADDRESS): New macro.
1032 (frv_cache_read): Now takes pipe index as second argument.
1033 (frv_cache_enabled): New function.
1034 (frv_cache_request_load): New function.
1035 (frv_cache_request_store): New function.
1036 (frv_cache_request_invalidate): New function.
1037 (frv_cache_request_preload): New function.
1038 (frv_cache_request_unlock): New function.
1039 (frv_cache_run): New function.
1040 (frv_cache_read_passive_SI): New function.
1041 (frv_cache_data_in_buffer): New function.
1042 (frv_cache_data_flushed): New function.
1043 * cache.c (frv_cache_init): Initialize pipelines and xARS registers.
1044 (frv_cache_enabled): New function.
1045 (non_cache_access): New function.
1046 (write_data_to_memory): Count write accesses for each mode. Write to
1047 memory using sim_core_write_unaligned_1;
1048 (read_data_from_memory): New function.
1049 (fill_line_from_memory): Use read_data_from_memory.
1050 (copy_line_to_return_buffer): New function.
1051 (copy_memory_to_return_buffer): New function.
1052 (set_return_buffer_reqno): New function.
1053 (frv_cache_read): Now takes pipe index as second argument. Check for
1054 non-cache access.
1055 (frv_cache_preload): Check for non-cache access.
1056 (frv_cache_unlock): Check for non-cache access.
1057 (invalidate_return_buffer): New function.
1058 (frv_cache_invalidate): Check for non-cache access.
1059 (convert_slot_to_index): New function.
1060 (FREE_CHAIN_SIZE): New macro.
1061 (frv_cache_request_free_chain): New static variable.
1062 (frv_store_request_free_chain): New static variable.
1063 (allocate_new_cache_requests): New function.
1064 (new_cache_request): New function.
1065 (free_cache_request): New function.
1066 (new_store_request): New function.
1067 (pipeline_remove_request): New function.
1068 (pipeline_add_request): New function.
1069 (pipeline_requeue_request): New function.
1070 (next_priority): New function.
1071 (add_WAR_request): New function.
1072 (pipeline_next_request): New function.
1073 (pipeline_stage_request): New function.
1074 (advance_pipelines): New function.
1075 (frv_cache_request_load): New function.
1076 (frv_cache_request_store): New function.
1077 (frv_cache_request_invalidate): New function.
1078 (frv_cache_request_preload): New function.
1079 (frv_cache_request_unlock): New function.
1080 (address_interference): New function.
1081 (wait_for_WAR): New function.
1082 (wait_in_WAR): New function.
1083 (handle_req_load): New function.
1084 (handle_req_preload): New function.
1085 (handle_req_store): New function.
1086 (handle_req_invalidate): New function.
1087 (handle_req_unlock): New function.
1088 (handle_req_WAR): New function.
1089 (arbitrate_requests): New function.
1090 (move_ARS_to_WAR): New function.
1091 (decrease_latencies): New function.
1092 (frv_cache_run): New function.
1093 (frv_cache_read_passive_SI): New function.
1094 (frv_cache_data_in_buffer): New function.
1095 (frv_cache_data_flushed): New function.
1096 * arch.h,decode.c,decode.h,model.c,sem.c: Rebuild.
1097
1098Wed May 24 14:40:34 2000 Andrew Cagney <cagney@b1.cygnus.com>
1099
1100 * configure: Regenerated to track ../common/aclocal.m4 changes.
1101
11022000-05-19 Dave Brolley <brolley@redhat.com>
1103
1104 * traps.c (frv_rett): Check for exceptions in the order specified in the
1105 architecture spec. Allow privileged_instruction interrrupt to be handled
1106 normally.
1107 * registers.c (frv_register_control_init): Handle bfd_mach_frvtomcat.
1108 * frv.c (frvbf_signed_integer_divide): Use updated dtt to decide whether
1109 to clear the NE flag.
1110 (frvbf_model_tomcat_u_exec): New function.
1111 * frv-sim.h (frvbf_division_exception): Now returns updated dtt.
1112 * Makefile.in (stamp-cpu): Add 'tomcat' to 'mach' value.
1113 * arch.c,arch.h,cpu.h,cpuall.h,model.h,decode.c,sem.c: Regenerate.
1114
11152000-05-18 Dave Brolley <brolley@redhat.com>
1116
1117 * sim-if.c (elf-bfd.h): #include it.
1118 (sim_open): Set machine amd architecture based on elf flags.
1119
11202000-04-04 Dave Brolley <brolley@redhat.com>
1121
1122 * frv-sim.h (frv_h_psr_esr_set_handler): Removed.
1123 Delete '#if 0' blocks.
1124 * frv.c: Delete '#if 0' blocks.
1125 (spr_psr_set_handler): Remove special handling for circular referencing of handlers for
1126 PSR.S and PSR.ESR.
1127 (frv_h_psr_esr_set_handler): Removed.
1128 * interrupts.c: Delete '#if 0' blocks.
1129 * memory.c: Delete '#if 0' blocks.
1130 * cpu.c,cpu.h: Regenerate.
1131
11322000-04-03 Dave Brolley <brolley@redhat.com>
1133
1134 * traps.c (frvbf_check_recovering_store): Invalidate data cache line
1135 containing the target address.
1136 (clear_nesr_neear): No longer takes hi_available and lo_available.
1137 Remove bogus check for available GR registers.
1138 (frvbf_clear_ne_flags): Update call to clear_nesr_neear.
1139 (frvbf_commit): Update call to clear_nesr_neear.
1140 * interrupts.c (next_available_esr): Removed.
1141 (next_available_edr): Removed.
1142 (next_available_fq): Removed.
1143 * frv.c (frvbf_fetch_register): Remove "FIXME" comment.
1144 (frvbf_store_register): Remove "FIXME" comment.
1145 * frv-sim.h (UART_INCHAR_ADDR): Removed.
1146 (UART_OUTCHAR_ADDR): Removed.
1147 (UART_STATUS_ADDR): Removed.
1148 (UART_INPUT_READY): Removed.
1149 (UART_OUTPUT_READY): Removed.
1150 (FRV_DEVICE_ADDR): Removed.
1151 (FRV_DEVICE_LEN): Removed.
1152 (SET_NESR): Call frvbf_force_update.
1153 (SET_NEEAR): Call frvbf_force_update.
1154 (SET_NE_FLAGS): Call frvbf_force_update.
1155
11562000-03-30 Dave Brolley <brolley@redhat.com>
1157
1158 * configure: Regenerated.
1159
11602000-03-30 Dave Brolley <brolley@redhat.com>
1161
1162 * registers.c (fr500_spr): Define ESR14-15 and EPCSR14-15 for fr500.
1163 * memory.c (frvbf_write_mem_*): Save slot containing the insn
1164 performing the write.
1165 (frvbf_mem_set_*): Overwrite the slot information of the interrupt
1166 queue element with the information in the interrupt state.
1167 * interrupts.c (frv_queue_interrupt): Call frv_set_interrupt_queue_slot.
1168 (frv_queue_fp_exception_interrupt): Initialize 'new_element'.
1169 (frv_set_interrupt_queue_slot): New function.
1170 (esr_for_data_access_exception): New function.
1171 (set_edr_register): edr_index is now passed in.
1172 (fq_for_exception): New function.
1173 (set_fp_exception_registers): Call fq_for_exception. Interrupt queue
1174 element now passed in.
1175 (set_exception_status_registers): Obtain slot from interrupt queue
1176 element. Call esr_for_data_access_exception. Use ESR14
1177 for data_store_error. Use ESR15 for data_access_error. Use EDR0.
1178 (frv_save_data_written_for_interrupts): Save slot containing the insn
1179 performing the write.
1180 * frv-sim.h (struct frv_fp_exception_info): Use frv_fsr_traps and
1181 frv_fsr_ftt.
1182 (struct frv_interrupt_state): Add 'slot' field.
1183 (frv_set_interrupt_queue_slot): New function.
1184 (frv_set_write_queue_slot): New function.
1185
11862000-03-24 Dave Brolley <brolley@redhat.com>
1187
1188 * mloop.in (_parallel_write_init): Initialize
1189 frv_interrupt_state.imprecise_interrupt.
1190 (_parallel_write_queued): After an imprecise interrupt, only perform
1191 forced writes and floating point writes (for certain exceptions).
1192 * interrupts.c (handle_interrupt): Set
1193 frv_interrupt_state.imprecise_interrupt for writeback after an imprecise
1194 interrupt.
1195 (frv_process_interrupts): No need to clear f_ne_flags.
1196 * frv.c (frvbf_signed_integer_divide): Queue writes to GR registers and
1197 force them to happen even if there is an overflow exception.
1198 (frvbf_force_update): New function.
1199 * frv-sim.h (frvbf_force_update): New function.
1200 (struct frv_interrupt_state): Add imprecise_interrupt.
1201 (FRV_WRITE_QUEUE_FORCE_WRITE): New macro.
1202 * sem.c: Regenerate.
1203
12042000-03-23 Dave Brolley <brolley@redhat.com>
1205
1206 * traps.c (frv_rett): Queue FRV_ILLEGAL_INSTRUCTION directly.
1207 * registers.c (frv_spr): MCIRL -> MCILR.
1208 * interrupts.c (frv_queue_non_implemented_instruction_interrupt):
1209 New function.
1210 (frv_detect_insn_access_interrupts):
1211 Call frv_queue_non_implemented_instruction_interrupt.
1212 (frv_process_interrupts): Clear accumulated NE flags.
1213 * frv.c (frvbf_media_cop): New function.
1214 (frvbf_set_ne_index): Now takes (SIM_CPU *) as first argument. Clear
1215 the NE flag of the given target register.
1216 (frvbf_model_fr500_u_float_arith): Account for FRdouble registers.
1217 (frvbf_model_fr500_u_float_dual_arith): Account for FRdouble registers.
1218 (frvbf_model_fr500_u_float_dual_sqrt): New function.
1219 (frvbf_model_fr500_u_float_convert): Account for FRdouble registers.
1220 (frvbf_model_fr500_u_float_dual_convert): New function.
1221 * frv-sim.h (frvbf_media_cop): New function.
1222 (GET_FQ): Use H_SPR_FQST0.
1223 (SET_FQ): Use H_SPR_FQST0.
1224 (SET_FQ_OPC): Use J_SPR_FQOP0.
1225 (GET_MSR_EMCI): New macro.
1226 (frv_queue_non_implemented_instruction_interrupt): New function.
1227 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1228
12292000-03-08 Dave Brolley <brolley@redhat.com>
1230
1231 * traps.c (frv_rett): Align new_pc.
1232 * memory.c (frvbf_read_mem_HI): Align address.
1233 (frvbf_read_mem_UHI): Align address.
1234 (frvbf_read_mem_SI): Align address.
1235 (frvbf_read_mem_DI): Align address.
1236 (frvbf_read_mem_DF): Align address.
1237 (frvbf_read_imem_USI): Align address.
1238 (frvbf_mem_set_HI): Align address.
1239 (frvbf_mem_set_SI): Align address.
1240 (frvbf_mem_set_DI): Align address.
1241 (frvbf_mem_set_DF): Align address.
1242 (frvbf_mem_set_XI): Align address.
1243 * registers.c (frv_spr): Initialize FSR0.NS to 1.
1244 (fr500_spr): Initialize FSR0.NS to 1.
1245 * interrupts.c (frv_queue_mem_address_not_aligned_interrupt): Check
1246 whether the exception is masked.
1247 * frv.c (frvbf_load_quad_GR): Align address.
1248 (frvbf_store_quad_GR): Align address.
1249 (frvbf_load_quad_FRint): Align address.
1250 (frvbf_store_quad_FRint): Align address.
1251 (frvbf_load_quad_CPR): Align address.
1252 (frvbf_store_quad_CPR): Align address.
1253 * frv-sim.h (GET_ISR_EMAM): New macro.
1254
12552000-03-08 Dave Brolley <brolley@redhat.com>
1256
1257 * traps.c (frvbf_division_exception): Check for masked overflow and
1258 set NE flags, if necessary.
1259 (frvbf_check_recovering_store): Queue writes to the hardware.
1260 (check_registers_available): Removed.
1261 (which_registers_available): Call frv_{fr,gr}_registers_available.
1262 (frvbf_clear_ne_flags): Call check_register_access.
1263 (frvbf_commit): Call check_register_access.
1264 * registers.h (frv_fr_registers_available): New function.
1265 (frv_gr_registers_available): New function.
1266 (frv_check_register_access): New function.
1267 (frv_check_gr_access): New function.
1268 (frv_check_fr_access): New function.
1269 * registers.c (frv_spr): Correct initial value of ISR.
1270 (fr500_spr): Correct initial value of ISR.
1271 (frv_fr_registers_available): New function.
1272 (frv_gr_registers_available): New function.
1273 (frv_check_register_access): New function.
1274 (frv_check_gr_access): New function.
1275 (frv_check_fr_access): New function.
1276 * interrupts.c (frv_queue_division_exception_interrupt): New function.
1277 (set_isr_exception_fields): New function.
1278 (set_exception_status_registers): Set ISR fields for division exception.
1279 (frv_save_data_written_for_interrupts): Handle CGEN_FN_SF_WRITE.
1280 * frv.c (frvbf_h_gr_get_handler): New function.
1281 (frvbf_h_gr_set_handler): New function.
1282 (frvbf_h_fr_get_handler): New function.
1283 (frvbf_h_fr_set_handler): New function.
1284 (frvbf_h_spr_get_handler): Remove special handling for ISR.
1285 (frvbf_h_spr_set_handler): Remove special handling for ISR.
1286 (spr_isr_get_handler): Removed.
1287 (spr_isr_set_handler): Removed.
1288 (frvbf_signed_integer_divide): New funciton.
1289 (frvbf_unsigned_integer_divide): New funciton.
1290 * frv-sim.h (frvbf_h_gr_get_handler): New function.
1291 (frvbf_h_gr_set_handler): New function.
1292 (frvbf_h_fr_get_handler): New function.
1293 (frvbf_h_fr_set_handler): New function.
1294 (frvbf_signed_integer_divide): New funciton.
1295 (frvbf_unsigned_integer_divide): New funciton.
1296 (frv_dtt): New enumeration.
1297 (struct frv_interrupt_queue_element): Add dtt member.
1298 (GET_ISR): New macro.
1299 (SET_ISR): New macro.
1300 (GET_ISR_EDEM): New macro.
1301 (SET_ISR_DTT): New macro.
1302 (SET_ISR_AEXC): New macro.
1303 (frvbf_division_exception): Add 2 'int' arguments.
1304 (frvbf_check_non_excepting_divide): Removed.
1305 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1306
13072000-02-29 Dave Brolley <brolley@redhat.com>
1308
1309 * traps.c (frv_itrap): Use GET_H_GR, SET_H_GR, GET_H_FR.
1310 (frv_rett): Use hardware access macros. Write PSR as a whole.
1311 (next_available_nesr): Check that NECR is valid.
1312 (next_valid_nesr): Check that NECR is valid.
1313 (frvbf_check_non_excepting_load): User new NECR access macros. Don't
1314 call hardware access functions. Use cover macros.
1315 (check_registers_available): New function.
1316 (clear_nesr_near): Check register availability.
1317 (clear_ne_flags): Check register availability.
1318 (frvbf_clear_ne_flags): Check register availability.
1319 (frvbf_commit): Check register availability.
1320 (which_registers_available): New function.
1321 * sim-main.h (registers.h): #include it.
1322 (register_control): New cpu field.
1323 (CPU_REGISTER_CONTROL): New macro.
1324 * reset.c (frv_initialize): Set HSR0 fields for cache here.
1325 (frv_power_on_reset): Initialize SPR registers and RSTR.
1326 (frv_hardware_reset): Initialize SPR registers and RSTR.
1327 (frv_software_reset): Reset SPR registers and RSTR.
1328 * options.c (frv_option_handler): Don't set HSR0 fields for cache here.
1329 Call frv_cache_init.
1330 * mloop.in (main loop): Check for insn access interrupts before
1331 executing the insn.
1332 * interrupts.c (frv_queue_external_interrupt): Use GET_H_PSR_ET.
1333 (frv_detect_insn_access_interrupts): Don't call hardware access
1334 functions directly. Use cover macros.
1335 (check_reset): Don't reset RSTR here.
1336 (next_available_esr): ESFR -> ESFR_FLAG.
1337 (next_available_edr): ESFR -> ESFR_FLAG.
1338 (clear_exception_status_registers): Use GET_ESFR and SET_ESFR.
1339 ESFR -> ESFR_FLAG.
1340 (frv_break_interrupt): Don't call hardware access functions directly.
1341 Use cover macros.
1342 (frv_program_or_software_interrupt): Ditto.
1343 (frv_external_interrupt): Ditto.
1344 * frv.c (frvbf_fetch_register): Don't call 'get' functions directly.
1345 (frvbf_store_register): Don't call 'set' functions directly.
1346 (frvbf_h_gr_double_get_handler): Use GET_H_GR.
1347 (frvbf_h_gr_double_set_handler): Use SET_H_GR.
1348 (frvbf_h_fr_double_get_handler): Use GET_H_FR.
1349 (frvbf_h_fr_double_set_handler): Use SET_H_FR.
1350 (frvbf_h_fr_int_get_handler): Use GET_H_FR.
1351 (frvbf_h_fr_int_set_handler): Use SET_H_FR.
1352 (frvbf_h_cpr_double_get_handler): Use GET_H_CPR.
1353 (frvbf_h_cpr_double_set_handler): Use SET_H_CPR.
1354 (frvbf_h_gr_quad_set_handler): Use SET_H_GR.
1355 (frvbf_h_fr_quad_set_handler): Use SET_H_FR.
1356 (frvbf_h_spr_get_handler): Check SPR access. Call renamed functions.
1357 Support shadow registers.
1358 (frvbf_h_spr_set_handler): Check SPR access. Call renamed functions.
1359 Support shadow registers.
1360 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1361 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1362 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1363 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1364 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1365 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1366 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1367 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1368 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1369 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1370 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1371 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1372 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1373 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1374 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1375 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1376 (frvbf_h_psr_esr_set_handler): Update to conform to FRV architecture
1377 version 1.3a.
1378 (spr_ccr_get_handler): Don't reference the hardware directly.
1379 (spr_ccr_set_handler): Don't reference the hardware directly.
1380 (spr_cccr_get_handler): Don't reference the hardware directly.
1381 (spr_cccr_set_handler): Don't reference the hardware directly.
1382 (spr_sr_get_handler): New function.
1383 (spr_sr_set_handler): New function.
1384 (frvbf_switch_supervisor_user_context): Temporarily switch to
1385 supervisor mode.
1386 (frvbf_store_quad_GR): Don't call handler directly.
1387 (frvbf_store_quad_FRint): Don't call handler directly.
1388 (frvbf_store_quad_CPR): Don't call handler directly.
1389 (frvbf_clear_all_accumulators): Removed.
1390 (frvbf_clear_accumulators): New function.
1391 (frvbf_model_fr500_u_media): Expand busy_adjustment to 8 members.
1392 Account for in_ACCGi and out_ACCGk.
1393 * frv-sim.h (RSTR_HARDWARE_RESET): New macro.
1394 (RSTR_SOFTWARE_RESET): New macro.
1395 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1396 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1397 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1398 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1399 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1400 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1401 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1402 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1403 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1404 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1405 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1406 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1407 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1408 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1409 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1410 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1411 (frvbf_clear_all_accumulators): Removed.
1412 (frvbf_clear_accumulators): New function.
1413 (GET_HSR0): Use GET_H_SPR.
1414 (SET_HSR0): Use SET_H_SPR.
1415 (CLEAR_HSR0_ICE): New macro.
1416 (CLEAR_HSR0_DCE): New macro.
1417 (GET_IHSR8): Use GET_H_SPR.
1418 (GET_PSR): New macro.
1419 (SET_PSR_ET): New macro.
1420 (GET_PSR_PS): New macro.
1421 (SET_PSR_S): New macro.
1422 (GET_ESFR): Changed to reference entire register.
1423 (SET_ESFR): Changed to reference entire register.
1424 (GET_ESFR_FLAG): New macro.
1425 (SET_ESFR_FLAG): New macro.
1426 (NECR_ELOS): Removed.
1427 (NECR_NEN): Removed.
1428 (NECR_VALID): Removed.
1429 (GET_NECR): New macro.
1430 (GET_NECR_ELOS): New macro.
1431 (GET_NECR_NEN): New macro.
1432 (GET_NECR_VALID): New macro.
1433 (NESR_RANGE): Removed.
1434 (GET_NESR): Use GET_H_SPR.
1435 (GET_NE_FLAGS): Use GET_H_SPR.
1436 * cache.h (CACHE_INITIALIZED): New macro.
1437 * Makefile.in (SIM_OBJS): Add registers.o.
1438 (SIM_EXTRA_DEPS): Add registers.h.
1439 (registers.o): New target.
1440 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1441
14422000-02-17 Dave Brolley <brolley@redhat.com>
1443
1444 * interrupts.c (frv_interrupt_table): Update priority order and handler
1445 offsets to conform to the architecture version 1.3a.
1446 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1447 to the architecture version 1.3a.
1448
14492000-02-17 Dave Brolley <brolley@redhat.com>
1450
1451 * interrupts.c (frv_interrupt_table): Update priority order and handler
1452 offsets to conform to the latest specifications.
1453 (frv_queue_interrupt): Correct comment. Identical interrupts can be
1454 queued. New variable 'iclass' used to test for external interrupts.
1455 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1456 to the latest specifications.
1457
14582000-01-20 Dave Brolley <brolley@redhat.com>
1459
1460 * sim-if.c (sim_open): Move frv-specific initialization to
1461 frv_initialize in reset.c.
1462 * interrupts.c (check_reset): Use RSTR_ADDRESS. Check and reset RSTR
1463 status bits for hardware vs software reset.
1464 * reset.c: New file.
1465 * frv-sim.h (frv_initialize): New function.
1466 (frv_power_on_reset): New function.
1467 (frv_hardware_reset): New function.
1468 (frv_software_reset): New function.
1469 (RSTR_ADDRESS): New macro.
1470 (RSTR_INITIAL_VALUE): New macro.
1471 (GET_RSTR_HR): New macro.
1472 (GET_RSTR_SR): New macro.
1473 (SET_RSTR_H): New macro.
1474 (SET_RSTR_S): New macro.
1475 (CLEAR_RSTR_P): New macro.
1476 (CLEAR_RSTR_H): New macro.
1477 (CLEAR_RSTR_S): New macro.
1478 (CLEAR_RSTR_HR): New macro.
1479 (CLEAR_RSTR_SR): New macro.
1480
14812000-01-03 Dave Brolley <brolley@cygnus.com>
1482
1483 * mloop.in (execute): Only call modeling function if the pointer is not
1484 NULL.
1485 * frv.c (frvbf_model_insn_after): Only access FR500_MODEL_DATA for
1486 fr500.
1487
14882000-01-03 Dave Brolley <brolley@cygnus.com>
1489
1490 * options.c (OPTION_FRV_MEMORY_LATENCY): New enumerator.
1491 (frv_options): Add --memory-latency.
1492 (frv_option_handler): Handle FRV_OPTION_MEMORY_LATENCY.
1493 * mloop.in (@cpu@_simulate_insn_prefetch): Use cache memory_latency.
1494 * frv.c (SET_ACC_USE_IS_MEDIA_P1): operate on d->curr_acc_p1
1495 (SET_ACC_USE_NOT_MEDIA_P1): operate on d->curr_acc_p1
1496 (SET_ACC_USE_IS_MEDIA_P2): operate on d->curr_acc_p1
1497 (SET_ACC_USE_NOT_MEDIA_P2): operate on d->curr_acc_p1
1498 (update_latencies): Only clear usage flags if the register has no
1499 target latency.
1500 (frvbf_model_insn_before): Update cur_acc_p1 and cur_acc_p2. Use | (or)
1501 not |= (or assgnment).
1502 (frvbf_model_insn_after): Print post processing wait for all insns.
1503 Update prev_acc_p1 and prev_acc_p2.
1504 (frvbf_model_fr500_u_gr_load_store): Use cache memory_latency.
1505 (frvbf_model_fr500_u_fr_load_store): Use cache memory_latency.
1506 (frvbf_model_fr500_u_swap): Use cache memory_latency.
1507 (frvbf_model_fr500_u_media): Use busy_adjustment[4] for out_ACC40Sk.
1508 (frvbf_model_fr500_u_media): Use busy_adjustment[5] for out_ACC40Uk.
1509 (frvbf_model_fr500_u_media_quad_arith): New function.
1510 (frvbf_model_fr500_u_media_dual_mul): New function.
1511 (frvbf_model_fr500_u_media_quad_mul): New function.
1512 (frvbf_model_fr500_u_media_quad_complex): New function.
1513 (frvbf_model_fr500_u_media_dual_expand): New function.
1514 (frvbf_model_fr500_u_media_dual_unpack): New function.
1515 (frvbf_model_fr500_u_media_dual_btoh): New function.
1516 (frvbf_model_fr500_u_media_dual_htob): New function.
1517 (frvbf_model_fr500_u_media_dual_btohe): New function.
1518 (frv_ref_SI): New function.
1519 * cache.h (FRV_CACHE): Add memory_latency field.
1520 * cache.c (frv_cache_init): Initialize memory_latency.
1521 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1522
15231999-12-17 Dave Brolley <brolley@cygnus.com>
1524
1525 * sim-if.c (sim_open): Initialize insn prefetch and reset register.
1526 * options.c (OPTIONS_FRV_PROFILE_CACHE): New enumeration.
1527 (OPTIONS_FRV_PROFILE_PARALLEL): New enumeration.
1528 (OPTIONS_FRV_TIMER): New enumeration.
1529 (frv_options): Add --profile-cache, --profile-parallel, --timer.
1530 (frv_option_handler): Override common implementation of -p. Handle
1531 --profile-cache, --profile-parallel, --timer.
1532 * mloop.in (execute): Call profiling functions if the timer interrupt
1533 is enabled.
1534 (@cpu@_simulate_insn_prefetch): New function.
1535 (main loop): Call @cpu@_simulate_insn_prefetch.
1536 * interrupts.c (frv_queue_interrupt): Don't queue two external
1537 interrupts of the same priority.
1538 (frv_queue_external_interrupt): New function.
1539 (frv_external_interrupt): New function.
1540 (handle_interrupt): Handle external interrupts.
1541 (check_reset): New function.
1542 (frv_process_interrupts): Call check_reset.
1543 * frv.c: Include "bfd.h"
1544 (frvbf_h_psr_get_handler): Set the PIL field.
1545 (frvbf_h_psr_set_handler): Get the PIL field.
1546 (DUAL_REG): New macro.
1547 (DUAL_DOUBLE): New macro.
1548 (SET_USE_IS_FPOP): New macro.
1549 (SET_USE_NOT_FPOP): New macro.
1550 (USE_IS_FPOP): New macro.
1551 (SET_USE_IS_MEDIA): New macro.
1552 (SET_USE_NOT_MEDIA): New macro.
1553 (USE_IS_MEDIA_P1): New macro.
1554 (SET_USE_IS_MEDIA_P1): New macro.
1555 (SET_USE_NOT_MEDIA_P1): New macro.
1556 (SET_USE_IS_MEDIA_P2): New macro.
1557 (SET_USE_NOT_MEDIA_P2): New macro.
1558 (USE_IS_MEDIA_P2): New macro.
1559 (SET_ACC_USE_IS_MEDIA_P1): New macro.
1560 (SET_ACC_USE_NOT_MEDIA_P1): New macro.
1561 (ACC_USE_IS_MEDIA_P1): New macro.
1562 (SET_ACC_USE_IS_MEDIA_P2): New macro.
1563 (SET_ACC_USE_NOT_MEDIA_P2): New macro.
1564 (ACC_USE_IS_MEDIA_P2): New macro.
1565 (RESOURCE_IDIV): New macro.
1566 (RESOURCE_FDIV): New macro.
1567 (RESOURCE_SQRT): New macro.
1568 (fr_busy_adjust): New array.
1569 (acc_busy_adjust): New array.
1570 (apply_latency_adjustments): New function.
1571 (update_latencies): New function.
1572 (handle_wait_cycles): New function.
1573 (handle_resource_wait): New function.
1574 (update_target_latencies): New function.
1575 (frvbf_model_insn_before): Add resource latency to cycle counts.
1576 (frvbf_model_insn_after): Add resource latency to cycle counts.
1577 (update_GR_latency): New function.
1578 (update_GRdouble_latency): New function.
1579 (update_FR_latency): New function.
1580 (update_FRdouble_latency): New function.
1581 (decrease_ACC_busy): New function.
1582 (decrease_FR_busy): New function.
1583 (increase_FR_busy): New function.
1584 (update_ACC_latency): New function.
1585 (update_CCR_latency): New function.
1586 (update_idiv_resource_latency): New function.
1587 (update_fdiv_resource_latency): New function.
1588 (update_fsqrt_resource_latency): New function.
1589 (vliw_wait_for_GR): New function.
1590 (vliw_wait_for_GRdouble): New function.
1591 (vliw_wait_for_FR): New function.
1592 (vliw_wait_for_FRdouble): New function.
1593 (vliw_wait_for_CCR): New function.
1594 (vliw_wait_for_ACC): New function.
1595 (vliw_wait_for_idiv_resource): New function.
1596 (vliw_wait_for_fdiv_resource): New function.
1597 (vliw_wait_for_fsqrt_resource): New function.
1598 (enforce_full_fr_latency): New function.
1599 (frvbf_model_fr500_u_exec): New function.
1600 (frvbf_model_fr500_u_integer): New function.
1601 (frvbf_model_fr500_u_imul): New function.
1602 (frvbf_model_fr500_u_idiv): New function.
1603 (frvbf_model_fr500_u_branch): New function.
1604 (frvbf_model_fr500_u_set_hilo): New function.
1605 (frvbf_model_fr500_u_gr_load_store): New function.
1606 (frvbf_model_fr500_u_fr_load_store): New function.
1607 (frvbf_model_fr500_u_swap): New function.
1608 (frvbf_model_fr500_u_fr2fr): New function.
1609 (frvbf_model_fr500_u_fr2gr): New function.
1610 (frvbf_model_fr500_u_spr2gr): New function.
1611 (frvbf_model_fr500_u_gr2fr): New function.
1612 (frvbf_model_fr500_u_gr2spr): New function.
1613 (post_wait_for_FR): New function.
1614 (post_wait_for_FRdouble): New function.
1615 (post_wait_for_ACC): New function.
1616 (post_wait_for_CCR): New function.
1617 (post_wait_for_fdiv): New function.
1618 (post_wait_for_fsqrt): New function.
1619 (adjust_float_register_busy): New function.
1620 (adjust_double_register_busy): New function.
1621 (restore_float_register_busy): New function.
1622 (restore_double_register_busy): New function.
1623 (frvbf_model_fr500_u_float_arith): New function.
1624 (frvbf_model_fr500_u_float_dual_arith): New function.
1625 (frvbf_model_fr500_u_float_div): New function.
1626 (frvbf_model_fr500_u_float_sqrt): New function.
1627 (frvbf_model_fr500_u_float_compare): New function.
1628 (frvbf_model_fr500_u_float_dual_compare): New function.
1629 (frvbf_model_fr500_u_float_convert): New function.
1630 (frvbf_model_fr500_u_media): New function.
1631 (frvbf_model_fr500_u_barrier): New function.
1632 (frvbf_model_fr500_u_membar): New function.
1633 * frv-sim.h (LEUINT): New macro.
1634 (GET_HSR0_SA): New macro.
1635 (struct frv_interrupt_timer): New struct.
1636 (struct frv_interrupt_state): Add timer fiield.
1637 (frv_queue_external_interrupt): New function.
1638 (frv_external_interrupt): New function.
1639 (frv_profile_info): New function.
1640 (PROFILE_CACHE_IDX): New enumerator.
1641 (PROFILE_PARALLEL_IDX): New enumerator.
1642 (PROFILE_cache): New macro.
1643 (PROFILE_parallel): New macro.
1644 (WITH_PROFILE_CACHE_P): New macro.
1645 (WITH_PROFILE_PARALLEL_P): New macro.
1646 * cache.h (FRV_CACHE): Add last_was_hit field.
1647 * cache.c (get_tag): Use new last_was_hit field.
1648 (frv_cache_read): Ditto.
1649 (frv_cache_write): Ditto.
1650 * arch.h,cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1651
16521999-12-13 Dave Brolley <brolley@cygnus.com>
1653
1654 * frv.c (frvbf_h_spr_set_handler): Handle accumulator guards.
1655 (frvbf_clear_all_accumulators): Pass frvbf_h_acc40S_set to
1656 sim_queue_fn_di_write.
1657 (frvbf_media_cut_ss): New function.
1658 * frv-sim.h (frvbf_media_cut_ss): New function.
1659 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1660
16611999-12-13 Dave Brolley <brolley@cygnus.com>
1662
1663 * pipeline.c (check_insn_major_constraints): F-4, F-8 and M-8 have
1664 no constraints.
1665 * interrupts.c (frv_queue_illegal_instruction_interrupt): Use
1666 FRV_IS_FLOAT_INSN and FRV_IS_MEDIA_INSN.
1667 (frv_detect_insn_access_interrupts): Use FRV_IS_FLOAT_INSN and
1668 FRV_IS_MEDIA_INSN.
1669 * frv.c (frvbf_model_simple_u_exec): New function.
1670 * frv-sim.h (FRV_IS_FLOAT_INSN): Range includes F-8.
1671 (FRV_IS_MEDIA_INSN): Range includes M-8.
1672
1673 * Makefile.in (stamp-cpu): add 'simple' to the list of machines.
1674 * arch.c,arch.h,cpu.h,cpuall.h,decode.c,decode.h,model.c,sem.c:
1675 Regenerate.
1676
16771999-12-10 Dave Brolley <brolley@cygnus.com>
1678
1679 * traps.c (check_registers_available): New function.
1680 (clear_ne_flags): Generate register_exception if register(s) not
1681 available.
1682 (frvbf_commit): Generate register_exception if register(s) not
1683 available.
1684 * interrupts.c (frv_program_or_software_interrupt): No need to copy
1685 GR4-GR7 to SR0-SR4.
1686 * frv.c (frvbf_h_psr_set_handler): Special handling for PSR.S and
1687 PSR.ESR.
1688 (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 (frvbf_scan_result): Reflect latest ISA.
1692 * frv-sim.h (frvbf_h_psr_s_set_handler): New function.
1693 (frvbf_h_psr_esr_set_handler): New function.
1694 (frvbf_switch_supervisor_user_context): New function.
1695 (GET_HSR0_FRN): New Macro.
1696 (GET_HSR0_GRN): New Macro.
1697 (GET_HSR0_FRHE): New Macro.
1698 (GET_HSR0_FRLE): New Macro.
1699 (GET_HSR0_GRHE): New Macro.
1700 (GET_HSR0_GRLE): New Macro.
1701 (frv_ec): New value for FRV_EC_COMMIT_EXCEPTION.
1702 (GET_ESFR): New bit ordering.
1703 (SET_ESFR): New bit ordering.
1704 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1705
17061999-12-10 Michael Meissner <meissner@cygnus.com>
1707
1708 * Makefile.in (sim-if.o): Add eng.h dependency.
1709
17101999-12-09 Dave Brolley <brolley@cygnus.com>
1711
1712 * mloop.in (execute): Pass sc->first_insn_p to @cpu@_model_insn_before.
1713 Pass sc->last_insn_p to @cpu@_model_insn_before.
1714 (main loop): Compute sc->first_insn_p.
1715 * frv.c (frvbf_model_insn_before): Set state variables.
1716 (frvbf_model_insn_after): Count basic cycles. Set state variables.
1717 (frvbf_model_fr500_u_integer): Remove.
1718 * arch.h,cpu.h,decode.h,model.c: Regenerate.
1719
17201999-12-07 Dave Brolley <brolley@cygnus.com>
1721
1722 * sim-main.h (cache.h): Include it.
1723 (insn_cache): New member.
1724 (data_cache): New member.
1725 (CPU_INSN_CACHE): New macro.
1726 (CPU_DATA_CACHE): New macro.
1727 * sim-if.c (WANT_CPU): New macro.
1728 (WANT_CPU_FRVBF): New macro.
1729 (sim_open): Call sim_add_option_table. Call frv_cache_init for the
1730 data and insn caches for each cpu.
1731 (sim_close): Call frv_cache_term for the insn and data caches of each
1732 cpu.
1733 * mloop.in (extract): Read insn from the cache.
1734 (main loop): Access the insn cache in order to maintain stats.
1735 * memory.c (data_non_cache_access): New function.
1736 (insn_non_cache_access): New function.
1737 (frvbf_read_mem_QI): Attempt to read from the cache first.
1738 (frvbf_read_mem_UQI): Ditto.
1739 (frvbf_read_mem_HI): Ditto.
1740 (frvbf_read_mem_UHI): Ditto.
1741 (frvbf_read_mem_SI): Ditto.
1742 (frvbf_read_mem_DI): Ditto.
1743 (frvbf_read_mem_DF): Ditto.
1744 (frvbf_read_imem_USI): New function.
1745 (frvbf_write_mem_QI): Write through the cache is it is enabled.
1746 (frvbf_write_mem_UQI): Ditto.
1747 (frvbf_write_mem_HI): Ditto.
1748 (frvbf_write_mem_UHI): Ditto.
1749 (frvbf_write_mem_SI): Ditto.
1750 (frvbf_write_mem_DI): Ditto.
1751 (frvbf_write_mem_DF): Ditto.
1752 (frvbf_mem_set_QI): New function.
1753 (frvbf_mem_set_HI): New function.
1754 (frvbf_mem_set_SI): New function.
1755 (frvbf_mem_set_DI): New function.
1756 (frvbf_mem_set_DF): New function.
1757 (frvbf_mem_set_XI): New function.
1758 * interrupts.c (frv_save_data_written_for_interrupts): Handle
1759 CGEN_FN_MEM_QI_WRITE,
1760 CGEN_FN_MEM_HI_WRITE, CGEN_FN_MEM_SI_WRITE, CGEN_FN_MEM_DI_WRITE,
1761 CGEN_FN_MEM_DF_WRITE, CGEN_FN_MEM_XI_WRITE.
1762 * frv.c (frvbf_load_quad_GR): Call frvbf_read_mem_SI.
1763 Call sim_queue_fn_mem_xi_write.
1764 (frvbf_load_quad_FRint): Call frvbf_read_mem_SI.
1765 Call sim_queue_fn_mem_xi_write.
1766 (frvbf_load_quad_CPR): Call frvbf_read_mem_SI.
1767 Call sim_queue_fn_mem_xi_write.
1768 (frvbf_insn_cache_preload): New function.
1769 (frvbf_data_cache_preload): New function.
1770 (frvbf_insn_cache_unlock): New function.
1771 (frvbf_data_cache_unlock): New function.
1772 (frvbf_insn_cache_invalidate): New function.
1773 (frvbf_data_cache_invalidate): New function.
1774 (frvbf_data_cache_flush): New function.
1775 * frv-sim.h (sim-options.h): Include it.
1776 (GET_HSR0): New macro.
1777 (SET_HSR0): New macro.
1778 (GET_HSR0_ICE): New macro.
1779 (SET_HSR0_ICE): New macro.
1780 (GET_HSR0_DCE): New macro.
1781 (SET_HSR0_DCE): New macro.
1782 (GET_HSR0_CBM): New macro.
1783 (GET_HSR0_RME): New macro.
1784 (GET_IHSR8): New macro.
1785 (GET_IHSR8_NBC): New macro.
1786 (frvbf_insn_cache_preload): New function.
1787 (frvbf_data_cache_preload): New function.
1788 (frvbf_insn_cache_unlock): New function.
1789 (frvbf_data_cache_unlock): New function.
1790 (frvbf_insn_cache_invalidate): New function.
1791 (frvbf_data_cache_invalidate): New function.
1792 (frvbf_data_cache_flush): New function.
1793 (insn_non_cache_access): New function.
1794 (frvbf_read_imem_USI): New function.
1795 (frvbf_mem_set_QI): New function.
1796 (frvbf_mem_set_HI): New function.
1797 (frvbf_mem_set_SI): New function.
1798 (frvbf_mem_set_DI): New function.
1799 (frvbf_mem_set_DF): New function.
1800 (frvbf_mem_set_XI): New function.
1801 (frv_options): FRV specific command line options.
1802 * Makefile.in (SIM_OBJS): Add options.o and cache.o.
1803 (SIM_EXTRA_DEPS): Add $(sim-options_h).
1804 (cache.o): New target.
1805 (options.o): New target.
1806 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1807 * cache.h: New file.
1808 * cache.c: New file.
1809 * options.c: New file.
1810
18111999-11-29 Dave Brolley <brolley@cygnus.com>
1812
1813 * traps.c (frvbf_check_non_excepting_load): Use new NE_FLAG macros.
1814 (frvbf_check_non_excepting_divide): Ditto.
1815 (clear_ne_flags): Ditto
1816 (frvbf_commit): Ditto.
1817 * pipeline.c (frv_pipeline_add_insn): Clear the NE index for all insns.
1818 * mloop.in (_parallel_write_init): Clear NE flags here.
1819 * interrupts.c (frv_queue_fp_exception_interrupt): Set NE flags here
1820 for non excepting insns. Also check for masked interrupts here.
1821 (frv_process_interrupts): Write NE flags here.
1822 (set_fp_exception_registers): No longer check for masked interrupts
1823 here.
1824 (check_for_compound_interrupt): No need to worry about masked
1825 interrupts.
1826 * frv-sim.h (frv_interrupt_state): Add f_ne_flags member.
1827 (GET_NE_FLAGS): New macro.
1828 (SET_NE_FLAGS): New macro.
1829 (GET_NE_FLAG): Operate on accumulated argument.
1830 (SET_NE_FLAG): Operate on accumulated argument.
1831 (CLEAR_NE_FLAG): Operate on accumulated argument.
1832 * Makefile.in (FRVBF_INCLUDE_DEPS): Add $(SIM_EXTRA_DEPS)
1833 (frv.o): Correct dependencies.
1834 (traps.o): Ditto.
1835 (pipeline.o): Ditto.
1836 (interrupts.o): Ditto.
1837 (memory.o): Ditto.
1838 * sem.c: Regenerate.
1839
18401999-11-26 Dave Brolley <brolley@cygnus.com>
1841
1842 * traps.c (frvbf_fpu_error): Only call frv_queue_fp_exception if
1843 there is an exception indicated in the mask.
1844 * pipeline.c (frv_pipeline_add_insn): Clear ne_index in the interrupt
1845 state when adding a floating point insn to the pipeline.
1846 * interrupts.c (set_fp_exception_registers): Set NE flag for
1847 non-excepting insns.
1848 * frv-sim.h (frvbf_h_fr_double_get_handler): Mode of data is DF.
1849 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1850 (frvbf_h_fr_int_get_handler): New function.
1851 (frvbf_h_fr_int_set_handler): New function.
1852 (frvbf_set_ne_index): New function.
1853 (NE_NOFLAG): New macro.
1854 (frv_interrupt_state): Add ne_index member.
1855 * frv.c (frvbf_h_fr_double_get_handler): Mode of data is DF.
1856 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1857 (frvbf_h_fr_int_get_handler): New function.
1858 (frvbf_h_fr_int_set_handler): New function.
1859 (frvbf_set_ne_index): New function.
1860 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1861
18621999-11-24 Dave Brolley <brolley@cygnus.com>
1863
1864 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1865
18661999-11-23 Dave Brolley <brolley@cygnus.com>
1867
1868 * frv-sim.h (frvbf_media_cut): New function.
1869 * frv.c (frvbf_media_cut): New function.
1870 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1871
18721999-11-22 Dave Brolley <brolley@cygnus.com>
1873
1874 * frv-sim.h (frvbf_clear_all_accumulators): New function.
1875 * frv.c.h (frvbf_clear_all_accumulators): New function.
1876 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1877
18781999-11-18 Dave Brolley <brolley@cygnus.com>
1879
1880 * pipeline.c (frv_pipeline_add_insn): Only clear MSR0 and FSR0 fields
1881 if this is the first insn of its class in the pipeline.
1882 * frv-sim.h (frvbf_media_register_not_aligned): New function.
1883 * traps.c (frvbf_media_register_not_aligned): New function.
1884 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1885
18861999-11-17 Dave Brolley <brolley@cygnus.com>
1887
1888 * pipeline.c (frv_pipeline_add_insn): Clear MSRx.SIE fields.
1889 * frv-sim.h (OR_MSR_SIE): New macro.
1890 (CLEAR_MSR_SIE): New macro.
1891 (frvbf_media_overflow): Now takes sie argument.
1892 (frv_set_mp_exception_registers): Now takes sie argument.
1893 * interrupts.c (frv_set_mp_exception_registers): Now takes sie argument.
1894 Set MSRx.SIE field.
1895 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1896
18971999-11-15 Dave Brolley <brolley@cygnus.com>
1898
1899 * traps.c (frv_mtrap): New function.
1900 (frvbf_media_cr_not_aligned): New function.
1901 (frvbf_media_acc_not_aligned): New function.
1902 (frvbf_media_overflow): New function.
1903 * pipeline.c (frv_pipeline_add_insn): Clear MSR fields.
1904 * interrupts.c: Call frv_set_mp_exception_registers.
1905 (frv_set_mp_exception_registers): New function.
1906 * frv-sim.h (frv_msr_mtt): New enumeration.
1907 (GET_MSR): New macro.
1908 (SET_MSR): New macro.
1909 (GET_MSR_AOVF): New macro.
1910 (SET_MSR_AOVF): New macro.
1911 (GET_MSR_OVF): New macro.
1912 (SET_MSR_OVF): New macro.
1913 (CLEAR_MSR_OVF): New macro.
1914 (GET_MSR_MTT): New macro.
1915 (SET_MSR_MTT): New macro.
1916 (frv_set_mp_exception_registers): New function.
1917 (frv_mtrap): New function.
1918 (FRV_IS_MEDIA_INSN): New macro.
1919 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1920
19211999-11-10 Dave Brolley <brolley@cygnus.com>
1922
1923 * sim-main.h (_sim_cpu): Add debug_state member.
1924 * mloop.in (_parallel_write_queued): Clear data_written.length.
1925 * interrupts.c (frv_interrupt_table): Offset of BREAK_EXCEPTION
1926 handler is 0xff.
1927 (frv_queue_break_interrupt): New function.
1928 (frv_break_interrupt): New function.
1929 (handle_interrupt): Handle break_interrupt.
1930 (frv_non_operating_interrupt): Now takes interrupt_kind.
1931 * frv-sim.h (frv_queue_break_interrupt): New function.
1932 (frv_break_interrupt): New function.
1933 (frv_break): New function.
1934 (frv_non_operating_interrupt): Now takes interrupt_kind.
1935 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1936
19371999-11-09 Dave Brolley <brolley@cygnus.com>
1938
1939 * pipeline.c (frv_pipeline_add_insn): Clear FSR0.FTT when adding
1940 a floating point insn.
1941 * traps.c (frvbf_fpu_error): Map fpu status to frv interrupts.
1942 * interrupts.c (frv_queue_illegal_instruction_interrupt): Call
1943 frv_queue_fp_exception_interrupt.
1944 (frv_queue_fp_exception_interrupt): New function.
1945 (next_available_fq): New function.
1946 (set_fp_exception_registers): New function.
1947 (set_exception_status_registers): Now returns 1 if interrupt not masked.
1948 (check_for_compound_interrupt): Now returns NULL if interrupt masked.
1949 (frv_program_interrupt): Don't process interrupt if it is masked.
1950 * frv.c (frvbf_h_fr_double_get_handler): Call
1951 frv_queue_fp_exception_interrupt.
1952 (frvbf_h_fr_double_set_handler): Call frv_queue_fp_exception_interrupt.
1953 (frvbf_h_fr_quad_set_handler): Call frv_queue_fp_exception_interrupt.
1954 (frvbf_store_quad_FRint): Call frv_queue_fp_exception_interrupt.
1955 * frv-sim.h: Get/set hardware directly in GET/SET macros.
1956 (frv_fp_exception_info): New struct type.
1957 (frv_interrupt_queue_element): Add fp_info member.
1958 (frv_fsr_traps): New enumeration.
1959 (frv_fsr_ftt): New enumeration.
1960 (frv_sie): New enumeration.
1961 (frv_miv): New enumeration.
1962 (GET_FSR): New macro.
1963 (SET_FSR): New macro.
1964 (GET_FSR_TEM): New macro.
1965 (SET_FSR_QNE): New macro.
1966 (SET_FSR_FTT): New macro.
1967 (GET_FSR_AEXC): New macro.
1968 (SET_FSR_AEXC): New macro.
1969 (GET_FQ): New macro.
1970 (SET_FQ): New macro.
1971 (SET_FQ_OPC): New macro.
1972 (SET_FQ_MIV): New macro.
1973 (SET_FQ_SIE): New macro.
1974 (SET_FQ_FTT): New macro.
1975 (SET_FQ_CEXC): New macro.
1976 (GET_FQ_VALID): New macro.
1977 (SET_FQ_VALID): New macro.
1978 (frv_queue_fp_exception_interrupt): New function.
1979 (FRV_IS_FLOAT_INSN): New macro.
1980
19811999-11-04 Dave Brolley <brolley@cygnus.com>
1982
1983 * traps.c (frvbf_fpu_error): No floating point errors need to be
1984 detected.
1985 * interrupts.c (clear_exception_status_registers): Clear 'valid' fields
1986 of the ESR registers too.
1987 (set_exception_status_registers): Don't set EAR for any precise
1988 interrupts. Register index should be 1 for insns in PIPE_I1. Clear
1989 ESR.EAV and ESR.EDV if not setting them. Set ESR.VALID.
1990 (non_operating_interrupt): No need for return code.
1991 (frv_program_or_software_interrupt): Process interrupt regardless
1992 of operating mode. If PSR.ET was not set at the start of processing,
1993 then stop the simulation with a message.
1994 (frv_save_data_written_for_interrupts): Handle CGEN_FN_XI_WRITE and
1995 CGEN_MEM_XI_WRITE.
1996 * frv.c (frvbf_h_gr_quad_set_handler): New function.
1997 (frvbf_h_fr_quad_set_handler): New function.
1998 (frvbf_h_cpr_quad_set_handler): New function.
1999 (frvbf_load_quad_GR): Renamed from frvbf_load_multiple_GR. Use new
2000 sim_queue_fn_xi_write.
2001 (frvbf_load_quad_FRint): Renamed from frvbf_load_multiple_GR. Use new
2002 sim_queue_fn_xi_write.
2003 (frvbf_load_quad_CPR): Renamed from frvbf_load_multiple_GR. Use new
2004 sim_queue_fn_xi_write.
2005 (frvbf_store_quad_GR): Renamed from frvbf_store_multiple_GR. Use new
2006 sim_queue_mem_xi_write.
2007 (frvbf_store_quad_FRint): Renamed from frvbf_store_multiple_GR. Use new
2008 sim_queue_mem_xi_write.
2009 (frvbf_store_quad_CPR): Renamed from frvbf_store_multiple_GR. Use new
2010 sim_queue_mem_xi_write.
2011 * frv-sim.h (frvbf_h_gr_quad_set_handler): New function.
2012 (frvbf_h_fr_quad_set_handler): New function.
2013 (frvbf_h_cpr_quad_set_handler): New function.
2014 (SET_ESR_VALID): New macro.
2015 (CLEAR_ESR_VALID): New macro.
2016 (CLEAR_ESR_EAV): New macro.
2017 (CLEAR_ESR_EDV): New macro.
2018 * sem.c: Regenerate.
2019
20201999-11-02 Dave Brolley <brolley@cygnus.com>
2021
2022 * traps.c (frv_core_signal): Call
2023 frv_queue_mem_address_not_aligned_interrupt.
2024 * mloop.in (_parallel_write_queued): Call
2025 frv_save_data_written_for_interrupts.
2026 * frv.c (frvbf_h_gr_double_get_handler): Call
2027 frv_queue_register_exception_interrupt.
2028 (frvbf_h_cpr_double_get_handler): Call
2029 frv_queue_register_exception_interrupt.
2030 (frvbf_h_cpr_double_set_handler): Call
2031 frv_queue_register_exception_interrupt.
2032 (frvbf_load_multiple_GR): Call
2033 frv_queue_register_exception_interrupt.
2034 (frvbf_store_multiple_GR): Call
2035 frv_queue_register_exception_interrupt.
2036 (frvbf_load_multiple_CPR): Call
2037 frv_queue_register_exception_interrupt.
2038 (frvbf_store_multiple_CPR): Call
2039 frv_queue_register_exception_interrupt.
2040 (frvbf_h_tbr_get_handler): Fix TBR.TBA mask.
2041 * interrupts.c (frv_queue_software_interrupt): Now returns interrupt
2042 queue element.
2043 (frv_queue_program_interrupt): Now returns interrupt queue element.
2044 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
2045 element.
2046 (frv_queue_interrupt): Now returns interrupt queue element.
2047 (frv_queue_register_exception_interrupt): New function.
2048 (frv_queue_mem_address_not_aligned_interrupt): New function.
2049 (frv_save_data_written_for_interrupts): New function.
2050 (next_available_edr): EDR registers available in blocks of 4.
2051 (clear_exception_status_registers): New function.
2052 (set_exception_status_registers): Pass esr to SET_ESR* macros.
2053
2054 * frv-sim.h (struct frv_data_written): New struct type.
2055 (frv_interrupt_queue_element): Add data_written member.
2056 (frv_queue_software_interrupt): Now returns interrupt queue element.
2057 (frv_queue_program_interrupt): Now returns interrupt queue element.
2058 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
2059 element.
2060 (frv_queue_interrupt): Now returns interrupt queue element.
2061 (frv_queue_register_exception_interrupt): New function.
2062 (frv_queue_mem_address_not_aligned_interrupt): New function.
2063 (frv_save_data_written_for_interrupts): New function.
2064
20651999-10-27 Dave Brolley <brolley@cygnus.com>
2066
2067 * interrupts.c (ITABLE_ENTRY): New macro.
2068 (frv_interrupt_table): Add exception codes.
2069 (next_available_esr): New function.
2070 (next_available_edr): New function.
2071 (set_edr_register): New function.
2072 (set_exception_status_registers): New function.
2073 (check_for_compound_interrupt): Record information on all interrupts
2074 found.
2075 (frv_program_interrupt): Always call check_for_compound_interrupt.
2076 * frv.c (frvbf_h_pc_set_handler): Removed.
2077 (frvbf_h_spr_get_handler): Handle LR register.
2078 (frvbf_h_spr_set_handler): Handle LR register.
2079 (frvbf_h_lr_get_handler): New function.
2080 (frvbf_h_lr_set_handler): New function.
2081 * frv-sim.h (frvbf_h_lr_get_handler): New function.
2082 (frvbf_h_lr_set_handler): New function.
2083 (frv_ec): New enumeration.
2084 (frv_interrupt): Add frv_ec field.
2085 (frv_rec): New enumeration.
2086 (frv_daec): New enumeration.
2087 (frv_interrupt_queue_element): Add eaddress, rec, iaec, daec fields.
2088 (SET_ESR_EC): New macro.
2089 (SET_ESR_REC): New macro.
2090 (SET_ESR_IAEC): New macro.
2091 (SET_ESR_DAEC): New macro.
2092 (SET_ESR_EAV): New macro.
2093 (GET_ESR_EDV): New macro.
2094 (SET_ESR_EDV): New macro.
2095 (GET_ESR_EDN): New macro.
2096 (SET_ESR_EDN): New macro.
2097 (GET_ESR): New macro.
2098 (SET_ESR): New macro.
2099 (SET_EPCR): New macro.
2100 (SET_EAR): New macro.
2101 (SET_EDR): New macro.
2102 (GET_ESFR): New macro.
2103 (SET_ESFR): New macro.
2104 * cpu.c,cpu.h,sem.c: Rebuild.
2105
21061999-10-26 Dave Brolley <brolley@cygnus.com>
2107
2108 * traps.c (frvbf_check_non_excepting_load): Only set NESR, NECR, NEEAR
2109 if mach is frv.
2110 (clear_nesr_neear): Only execute if mach is frv.
2111
21121999-10-22 Dave Brolley <brolley@cygnus.com>
2113
2114 * sim-main.h (sim_cpu): Add pipeline.
2115 (CPU_PIPELINE): New macro.
2116 * mloop.in (_parallel_write_queued): Maintain pc in cpu during writes.
2117 (main loop): Maintain pc in cpu.
2118 * frv-sim.h (frv_queue_software_interrupt): New interface.
2119 (frv_queue_program_interrupt): New interface.
2120 (frv_queue_illegal_instruction_interrupt: New interface.
2121 (frv_queue_interrupt): New interface.
2122 (frv_detect_insn_access_interrupts): New interface.
2123 (frv_process_interrupts): New interface.
2124 (frv_program_interrupt): New interface.
2125 (frv_software_interrupt): New interface.
2126 (frv_program_or_software_interrupt): New interface.
2127 (FRV_PIPELINE): Moved from pipline.c.
2128 (frv_pipeline_reset): New interface.
2129 (frv_pipeline_add_insn): New interface.
2130 * interrupts.c (frv_queue_software_interrupt): New interface.
2131 (frv_queue_program_interrupt): New interface.
2132 (frv_queue_illegal_instruction_interrupt: New interface.
2133 (frv_queue_interrupt): New interface.
2134 (frv_detect_insn_access_interrupts): New interface.
2135 (frv_process_interrupts): New interface.
2136 (frv_program_interrupt): New interface.
2137 (frv_software_interrupt): New interface.
2138 (frv_program_or_software_interrupt): New interface.
2139 * frv.c: Use new interfaces.
2140 * pipeline.c: Use new interfaces.
2141 * traps.c: Use new interfaces.
2142 * memory.c: Use new interfaces.
2143 (frv_address_forbidden): No longer static.
2144
21451999-10-19 Dave Brolley <brolley@cygnus.com>
2146
2147 * traps.c (frvbf_check_non_excepting_load): Set NESR.DAEC, NESR.REC and
2148 NESR.EC.
2149 * mloop.in (_parallel_write_queued): Handle CGEN_FN_PC_WRITE.
2150 * frv.c (frvbf_h_pc_set_handler): New function.
2151 * interrupts.c (frv_detect_data_interrupt): Removed.
2152 (address_forbidden): Removed.
2153 * frv-sim.h (frv_detect_data_interrupt): Removed.
2154 (NESR_MEM_ADDRESS_NOT_ALIGNED): New macro.
2155 (NESR_REGISTER_NOT_ALIGNED): New macro.
2156 (NESR_UQI_SIZE): New macro.
2157 (NESR_QI_SIZE): New macro.
2158 (NESR_UHI_SIZE): New macro.
2159 (NESR_HI_SIZE): New macro.
2160 (NESR_SI_SIZE): New macro.
2161 (NESR_DI_SIZE): New macro.
2162 (NESR_XI_SIZE): New macro.
2163 (GET_NESR_DAEC): New macro.
2164 (SET_NESR_DAEC): New macro.
2165 (GET_NESR_REC): New macro.
2166 (SET_NESR_REC): New macro.
2167 (GET_NESR_EC): New macro.
2168 (SET_NESR_EC): New macro.
2169 (frvbf_read_mem_QI): New function.
2170 (frvbf_read_mem_UQI): New function.
2171 (frvbf_read_mem_HI): New function.
2172 (frvbf_read_mem_UHI): New function.
2173 (frvbf_read_mem_SI): New function.
2174 (frvbf_read_mem_WI): New function.
2175 (frvbf_read_mem_DI): New function.
2176 (frvbf_read_mem_DF): New function.
2177 (frvbf_write_mem_QI): New function.
2178 (frvbf_write_mem_UQI): New function.
2179 (frvbf_write_mem_HI): New function.
2180 (frvbf_write_mem_UHI): New function.
2181 (frvbf_write_mem_SI): New function.
2182 (frvbf_write_mem_WI): New function.
2183 (frvbf_write_mem_DI): New function.
2184 (frvbf_write_mem_DF): New function.
2185 * Makefile.in (SIM_OBJS): Add memory.o.
2186 * cpu.c,cpu.h,sem.c: Rebuild.
2187
21881999-10-18 Dave Brolley <brolley@cygnus.com>
2189
2190 * sim-if.c (sim_open): Use a real fpu error function.
2191 * pipeline.c (frv_pipeline_add_insn): Don't add invalid insns.
2192 * mloop.in (_parallel_write_queued): Clear queue after writing.
2193 * interrupts.c (check_for_compound_interrupt): New function.
2194 (non_operating_interrupt): New function.
2195 * frv-sim.h (frvbf_h_gr_double_get_handler): New function.
2196 (frvbf_h_gr_double_set_handler): New function.
2197 (frvbf_h_fr_double_get_handler): New function.
2198 (frvbf_h_fr_double_set_handler): New function.
2199 (frvbf_h_cpr_double_get_handler): New function.
2200 (frvbf_h_cpr_double_set_handler): New function.
2201 (frv_interrupt_queue_element): New struct type.
2202 (frv_queue_program_interrupt): Now takes pc.
2203 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2204 (frv_queue_interrupt): Now takes pc.
2205 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2206 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2207 (frvbf_division_exception): New function.
2208 (frvbf_fpu_error): New function.
2209 (frvbf_load_multiple_GR): New function.
2210 (frvbf_load_multiple_FR): New function.
2211 (frvbf_load_multiple_CPR): New function.
2212 * frv.c (frvbf_h_gr_double_get_handler): New function.
2213 (frvbf_h_gr_double_set_handler): New function.
2214 (frvbf_h_fr_double_get_handler): New function.
2215 (frvbf_h_fr_double_set_handler): New function.
2216 (frvbf_h_cpr_double_get_handler): New function.
2217 (frvbf_h_cpr_double_set_handler): New function.
2218 (frv_interrupt_queue_element): New struct type.
2219 (frv_queue_program_interrupt): Now takes pc.
2220 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2221 (frv_queue_interrupt): Now takes pc.
2222 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2223 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2224 (frvbf_fpu_error): New function.
2225 (frvbf_load_multiple_GR): New function.
2226 (frvbf_load_multiple_FR): New function.
2227 (frvbf_load_multiple_CPR): New function.
2228 * traps.c (frvbf_division_exception): New function.
2229 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2230
22311999-10-12 Dave Brolley <brolley@cygnus.com>
2232
2233 * mloop.in (new_vpc): New variable.
2234 (main loop): Call frv_detect_insn_access_interrupts. Call
2235 frv_detect_data_interrupts.
2236 * interrupts.c (access_queued_to): New function.
2237 (frv_detect_data_interrupts): New function.
2238 (frv_detect_insn_access_interrupts): New function.
2239 (frv_program_or_software_interrupt): Set PSR.S.
2240 * frv-sim.h (frv_detect_data_interrupts): New function.
2241 (frv_detect_insn_interrupts): New function.
2242
22431999-10-07 Dave Brolley <brolley@cygnus.com>
2244
2245 * frv-sim.h (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 * frv.c (frvbf_h_gr_hi_get_handler): New function.
2250 (frvbf_h_gr_hi_set_handler): New function.
2251 (frvbf_h_gr_lo_get_handler): New function.
2252 (frvbf_h_gr_lo.set_handler): New function.
2253 (frvbf_model_fr500_u_integer): New function.
2254 * arch.h,cpu.h,cpu.c,decode.h,decode.c,model.c,sem.c: Rebuild.
2255
22561999-10-04 Dave Brolley <brolley@cygnus.com>
2257
2258 * traps.c: Use sim_engine_abort.
2259 * pipeline.c (frv_pipeline): Add field for insn major.
2260 (add_next_to_pipe): Return address of matching pipeline.
2261 (find_major_in_pipeline): New function.
2262 (check_insn_major_constraints: New function.
2263 (frv_pipeline_add_insn): Add checks for insn major constraints.
2264 * interrupts.c (frv_process_interrupts): Use sim_engine_abort.
2265 * frv.c (frvbf_h_spr_get_handler): No need to abort.
2266
2267Thu Sep 30 18:10:25 1999 Dave Brolley <brolley@cygnus.com>
2268
2269 * pipeline.c: New file.
2270 * mloop.in (main loop): Call frv_pipeline_reset.
2271 Call frv_pipeline_add_insn.
2272 * frv-sim.h (frv_pipeline_reset): New function.
2273 (frv_pipeline_add_insn): New function.
2274 * Makefile.in (SIM_OBJS): Add pipeline.o
2275
22761999-09-29 Doug Evans <devans@casey.cygnus.com>
2277
2278 * sem.c: Rebuild.
2279 * traps.c (sim_engine_invalid_insn): New arg `vpc'. Change type of
2280 result to SEM_PC. Return vpc.
2281
2282Wed Sep 29 16:01:52 1999 Dave Brolley <brolley@cygnus.com>
2283
2284 * interrupts.c (frv_interrupt_table): DATA_STORE_ERROR is imprecise.
2285 (frv_queue_interrupt): Don't detect identical interrupts here.
2286
2287Wed Sep 29 14:49:52 1999 Dave Brolley <brolley@cygnus.com>
2288
2289 * interrupts.c: New file.
2290 * traps.c (sim_engine_invalid_insn): Return PC of next insn.
2291 (frv_software_interrupt): Moved to interrupts.c.
2292 (frv_itrap): New interface. Call frv_queue_software_interrupt.
2293 * mloop.in (@cpu@_parallel_write_init): set previous_vliw_pc.
2294 (@cpu@_perform_writeback): New function.
2295 (main loop): Call frv_process_interrupts.
2296 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2297 (frv_itrap): New interface.
2298 (frv_interrupt_class): New enumeration.
2299 (frv_interrupt_kind): New enumeration.
2300 (struct frv_interrupt): New struct type.
2301 (frv_interrupt_table): New table of interrupt information.
2302 (FRV_INTERRUPT_QUEUE_SIZE): New macro.
2303 (struct frv_interrupt_state): New struct type.
2304 (frv_interrupt_state): New global variable.
2305 (previous_vliw_pc): New global variable.
2306 (frv_queue_software_interrupt): New function.
2307 (frv_queue_program_interrupt): New function.
2308 (frv_queue_interrupt): New function.
2309 (frv_process_interrupts): New function.
2310 (frv_program_interrupt): New function.
2311 (frv_software_interrupt): New function.
2312 (frv_program_or_software_interrupt): New function.
2313 (frv_clear_interrupt_classes): New function.
2314 * frv.c (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2315 * Makefile.in (SIM_OBJS): Add interrupts.o
2316 * sem.c: Rebuild.
2317
23181999-09-25 Doug Evans <devans@casey.cygnus.com>
2319
2320 * cpu.h,cpuall.h,decode.c,sem.c: Rebuild.
2321
2322Tue Sep 21 17:16:47 1999 Dave Brolley <brolley@cygnus.com>
2323
2324 * mloop.in (main loop): Determine last insn from scache entry.
2325 * cpu.h: Rebuild.
2326 * cpuall.h: Rebuild.
2327
2328Tue Sep 14 14:21:31 1999 Dave Brolley <brolley@cygnus.com>
2329
2330 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): New flag.
2331 (NECR_ELOS): Define as unshifted value.
2332 (NECR_NEN): Define as unshifted value.
2333 (NECR_VALID): Define as unshifted value.
2334 (SET_NESR): Rewite to use post-write queue.
2335 (SET_NESR_VALID): Rewite to operate on argument.
2336 (SET_NESR_EAV): Rewite to operate on argument.
2337 (SET_NESR_FR): Rewite to operate on argument.
2338 (CLEAR_NESR_FR): Rewite to operate on argument.
2339 (SET_NESR_DRN): Rewite to operate on argument.
2340 (SET_NESR_SIZE): Rewite to operate on argument.
2341 (SET_NESR_NEAN): Rewite to operate on argument.
2342 (SET_NEEAR): Rewite to use post-write queue.
2343 (SET_NE_FLAG): Rewite to use post-write queue.
2344 (CLEAR_NE_FLAG): Rewite to use post-write queue.
2345 * traps.c (frv_software_interrupt): Rewite to use post-write queue.
2346 (frv_rett): Rewite to use post-write queue.
2347 (next_available_nesr): Rewrite to use new macro interfaces.
2348 (next_valid_nesr): Ditto.
2349 (frvbf_check_non_excepting_load): Ditto.
2350 (frvbf_check_recovering_store): Ditto.
2351 (clear_nesr_neear): Ditto.
2352 (clear_ne_flags): Ditto.
2353 * mloop.in (main loop): Update PCSR with address of next VLIW insn
2354 when flag is set.
2355 * frv.c (frvbf_h_spr_get_handler): Shift register fields here now.
2356 (frvbf_store_multiple_GR): Rewite to use post-write queue.
2357 (frvbf_store_multiple_FRint): Rewite to use post-write queue.
2358 (frvbf_store_multiple_CPR): Rewite to use post-write queue.
2359 * Makefile.in (frv.o): Depend on cgen-par.h.
2360
2361Fri Sep 10 17:03:15 1999 Dave Brolley <brolley@cygnus.com>
2362
2363 * frv-sim.h (frvbf_set_write_next_vliw_addr_to_LR): New function.
2364 (frvbf_write_next_vliw_addr_to_LR): New flag.
2365 * frv.c (frvbf_set_write_next_vliw_addr_to_LR): New function.
2366 * mloop.in: Only take the first branch in a VLIW insn. Set LR to the
2367 address of the next VLIW insn if flag is set.
2368 * cpu.h,decode.c,sem.c: Rebuild.
2369
2370Tue Sep 7 13:44:23 1999 Dave Brolley <brolley@cygnus.com>
2371
2372 * mloop.in: Limit parallel insns to MAX_PARALLEL_INSNS.
2373 * sem.c: Rebuild.
2374
23751999-09-02 Doug Evans <devans@casey.cygnus.com>
2376
2377 * configure: Regenerated to track ../common/aclocal.m4 changes.
2378
23791999-09-01 Doug Evans <devans@casey.cygnus.com>
2380
2381 * decode.c: Rebuild.
2382
2383Mon Aug 30 17:54:57 1999 Dave Brolley <brolley@cygnus.com>
2384
2385 * traps.c (frv_rett): New function.
2386 * frv.c (frvbf_h_spr_get_handler): Handle bpsr.
2387 (frvbf_h_spr_set_handler): Handle bpsr.
2388 (frvbf_h_bpsr_get_handler): New function.
2389 (frvbf_h_bpsr_set_handler): New function.
2390 * frv-sim.h (frv_rett): New function.
2391 (frvbf_h_bpsr_get_handler): New function.
2392 (frvbf_h_bpsr_set_handler): New function.
2393 * mloop.in: Read actual packing bit.
2394 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2395
2396Tue Aug 31 16:04:37 1999 Dave Brolley <brolley@cygnus.com>
2397
2398 * traps.c (WANT_CPU): New macro.
2399 (WANT_CPU_FRVBF): New macro.
2400 (frvbf_check_recovering_store): Use registers for source and queue
2401 writes.
2402 * mloop.in: New main loop for parallel support.
2403 (@cpu@_parallel_write_init): New function.
2404 (@cpu@_parallel_write_queued): New function.
2405 * frv-sim.h (set_icc_for_shift_left): New interface.
2406 (set_icc_for_shift_right): New interface.
2407 (frvbf_check_recovering_store): New interface.
2408 * frv.c (set_icc_for_shift_left): Pass and return icc value.
2409 (set_icc_for_shift_right): Pass and return icc value.
2410 (frvbf_check_recovering_store): New interface.
2411 * Makefile.in (FRV_OBJS): Add cgen-par.o.
2412 (stamp-mloop): Add cgen parallel options.
2413 (stamp-arch): Remove with-profile option.
2414 (stamp-cpu): Add cgen parallel options.
2415 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2416
24171999-08-28 Doug Evans <devans@casey.cygnus.com>
2418
2419 * cpu.h,decode.c,sem.c: Rebuild.
2420
2421Wed Aug 25 12:25:04 1999 Dave Brolley <brolley@cygnus.com>
2422
2423 * arch.h,cpu.h,decode.h,model.c,sem.c: Rebuild.
2424
2425Thu Aug 19 17:59:00 1999 Dave Brolley <brolley@cygnus.com>
2426
2427 * configure.in: fr500 now the default model.
2428 * configure: Regenerate.
2429 * frv.c: Change frv-1 to frv-gen.
2430 (frvbf_model_fr500_u_exec): New function.
2431 * Makefile.in (stamp-cpu): Use 'mach=frv,fr500' to build decoder.
2432 * mloop.in: Fix typos in comments.
2433 * arch.c,arch.h,cpu.h,cpuall.h,decode.h,model.c,sem.c: Rebuild.
2434
24351999-08-17 Dave Brolley <brolley@cygnus.com>
2436
2437 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2438
24391999-08-09 Doug Evans <devans@casey.cygnus.com>
2440
2441 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2442
24431999-08-04 Doug Evans <devans@casey.cygnus.com>
2444
2445 * cpu.h,cpuall.h,decode.c,model.c,sem.c: Rebuild.
2446
2447Fri Jul 16 14:50:15 1999 Dave Brolley <brolley@cygnus.com>
2448
2449 * frv.c (frvbf_fetch_register): Use GDB register number macros.
2450 (frvbf_store_register): Use GDB register number macros.
2451 (frvbf_cut): New function.
2452 * frv-sim.h (GR_REGNUM_MAX): New macro.
2453 (FR_REGNUM_MAX): New macro.
2454 (PC_REGNUM): New macro.
2455 (LR_REGNUM): New macro.
2456 (frvbf_cut): New function.
2457 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2458
24591999-07-15 Stan Shebs <shebs@andros.cygnus.com>
2460
2461 * frv.c (frvbf_fetch_register): Add ability to get LR register,
2462 add default for unhandled registers.
2463 (frvbf_store_register): Add ability to set LR register.
2464
24651999-07-14 Stan Shebs <shebs@andros.cygnus.com>
2466
2467 * frv.c (frvbf_fetch_register, frvbf_store_register): Fill in.
2468 (decode_gdb_dr_regnum): Remove, not used.
2469
24701999-07-13 Michael Meissner <meissner@cygnus.com>
2471
2472 * Makefile.in (SIM_EXTRA_FLAGS): Incorporate @sim_trapdump@.
2473
2474 * configure.in (--enable-sim-trapdump): New switch to make unknown
2475 traps dump the register contents, instead of doing the trap thing.
2476 * configure: Regenerate.
2477
2478 * frv-sim.h (TRAP_BREAKPOINT): Define as 81, so it can be used.
2479 (TRAP_REGDUMP{1,2}): Define to provide register dumping support
2480 temporarily.
2481
2482 * traps.h (toplevel): Include bfd.h, libiberity.h.
2483 (frv_itrap): Add support for --enable-sim-trapdump and traps 2,3
2484 dumping the registers.
2485
2486Thu Jul 8 10:57:39 1999 Dave Brolley <brolley@cygnus.com>
2487
2488 * Makefile.in (SIM_EXTRA_LIBS): Removed. libm no longer needed.
2489
2490Wed Jul 7 17:01:12 1999 Dave Brolley <brolley@cygnus.com>
2491
2492 * cpu.c,cpu.h,decode.c,model.c,sem.c: Rebuild.
2493
2494Tue Jul 6 16:12:18 1999 Dave Brolley <brolley@cygnus.com>
2495
2496 * frv.c (frvbf_square_root_SF): Removed.
2497 (frvbf_square_root_DF): Removed.
2498 (frvbf_h_fr_double_get_handler): Removed.
2499 (frvbf_h_fr_double_set_handler): Removed.
2500 (frvbf_h_fr_int_get_handler): Removed.
2501 (frvbf_h_fr_int_set_handler): Removed.
2502 * frv-sim.h (frvbf_square_root_SF): Removed.
2503 (frvbf_square_root_DF): Removed.
2504 (frvbf_h_fr_double_get_handler): Removed.
2505 (frvbf_h_fr_double_set_handler): Removed.
2506 (frvbf_h_fr_int_get_handler): Removed.
2507 (frvbf_h_fr_int_set_handler): Removed.
2508 * decode.c,decode.h,model.c,sem.c: Rebuild.
2509
25101999-07-05 Doug Evans <devans@casey.cygnus.com>
2511
2512 * Makefile.in (SIM_OBJS): Add cgen-fpu.o, cgen-accfp.o.
2513 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2514 * sim-if.c (sim_open): Initialize fpu.
2515 * frv-sim.h (SETMEMSF,SETMEMDF): Delete.
2516 * frv.c (frvbf_store_multiple_FRint): Replace frvbf_h_fr_int_get
2517 with frvbf_h_fr_get.
2518
2519Wed Jun 30 15:56:56 1999 Dave Brolley <brolley@cygnus.com>
2520
2521 * frv-sim.h (NESR_RANGE): New macro.
2522 (NO_NESR): New macro.
2523 (GET_NESR_VALID): New macro.
2524 (next_ne_index): Removed.
2525 * traps.c (next_available_nesr): New function.
2526 (next_valid_nesr): New function.
2527 (frvbf_check_non_excepting_load): Use next_available_nesr.
2528 (frvbf_check_recovering_store): Use next_available_nesr and
2529 next_valid_nesr.
2530 (clear_nesr_neear): Use next_available_nesr and next_valid_nesr.
2531 (frvbf_check_recovering_store): Only consider one matching register.
2532 * sem.c: Rebuild.
2533
2534Tue Jun 29 16:54:32 1999 Dave Brolley <brolley@cygnus.com>
2535
2536 * frv.c (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 * frv-sim.h (frvbf_square_root_SF): New function.
2541 (frvbf_square_root_DF): New function.
2542 (frvbf_h_fr_double_get_handler): New function.
2543 (frvbf_h_fr_double_set_handler): New function.
2544 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c: Rebuild.
2545
25461999-06-28 Dave Brolley <brolley@cygnus.com>
2547
2548 * decode.c,decode.h,model.c,sem.c: Regenerate.
2549
2550Thu Jun 24 17:26:32 1999 Dave Brolley <brolley@cygnus.com>
2551
2552 * Makefile.in (SIM_EXTRA_LIBS): Add -lm.
2553 * frv-sim.h (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 * frv.c (frvbf_h_fr_int_get_handler): New function.
2558 (frvbf_h_fr_int_set_handler): New function.
2559 (frvbf_store_multiple_FRint): New function.
2560 (frvbf_square_root_SF): New function.
2561 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2562
25631999-06-23 Doug Evans <devans@casey.cygnus.com>
2564
2565 * Makefile.in (stamp-mloop): Delete -fast -pbb -switch args
2566 to genmloop.sh. Pass -scache instead.
2567 (mloop.o): Delete sem-switch.c dependency.
2568 (sem-switch.c): Delete rule.
2569 (stamp-cpu): Don't build sem-switch.c.
2570 * sem-switch.c: Delete.
2571 * mloop.in (xfull-exec-*): Fix call to execute.
2572 * tconfig.in (WITH_SCACHE_PBB): Define as 0.
2573
2574 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2575
2576Tue Jun 22 16:23:57 1999 Dave Brolley <brolley@cygnus.com>
2577
2578 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2579
2580Mon Jun 21 17:34:10 1999 Dave Brolley <brolley@cygnus.com>
2581
2582 * mloop.in (execute): Force gr0 to zero before each insn.
2583 * cpu.h,cpu.c,decode.c,sem.c,sem-switch.c: Regenerate.
2584
25851999-06-18 Doug Evans <devans@casey.cygnus.com>
2586
2587 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2588
2589Fri Jun 18 17:49:23 1999 Dave Brolley <brolley@cygnus.com>
2590
2591 * frv.c (frvbf_h_gr_get_handler): New function.
2592 (frvbf_h_gr_set_handler): New function:
2593 (frvbf_store-multiple_GR): New function:
2594 (frvbf_store-multiple_FR): New function:
2595 (frvbf_store-multiple_CPR): New function:
2596 * frv-sim.h (frvbf_h_gr_get_handler): New function.
2597 (frvbf_h_gr_set_handler): New function:
2598 (frvbf_store-multiple_GR): New function:
2599 (frvbf_store-multiple_FR): New function:
2600 (frvbf_store-multiple_CPR): New function:
2601 * traps.c (frv_itrap): Implement proper syscalls interface.
2602 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2603
2604Fri Jun 18 14:36:23 1999 Dave Brolley <brolley@cygnus.com>
2605
2606 * traps.c (frvbf_check_non_excepting_divide): New function.
2607 (frvbf_check_recovering_store): New function.
2608 (clear_nesr_neear): New function.
2609 (clear_ne_flags): New function.
2610 (frvbf_commit): New function.
2611
2612 * frv-sim.h (frvbf_check_non_excepting_divide): New function.
2613 (frvbf_check_recovering_store): New function.
2614 (clear_nesr_neear): New function.
2615 (clear_ne_flags): New function.
2616 (frvbf_commit): New function.
2617 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2618
26191999-06-16 Dave Brolley <brolley@cygnus.com>
2620
2621 * frv.c (frvbf_h_spr_get_handler): Handle SPR_NECR.
2622 (frvbf_h_spr_set_handler): Handle SPR_NECR.
2623 * traps.c (next_ne_index): New variable.
2624 (frvbf_check_non_excepting_load): New function.
2625 * frv-sim.h (NECR_ELOS): New macro.
2626 (NECR_NEN): New macro.
2627 (NECR_VALID): New macro.
2628 (SET_NESR_VALID): New macro.
2629 (SET_NESR_EAV): New macro.
2630 (SET_NESR_FR): New macro.
2631 (CLEAR_NESR_FR): New macro.
2632 (SET_NESR_DRN): New macro.
2633 (SET_NESR_SIZE): New macro.
2634 (SET_NESR_NEAN): New macro.
2635 (SET_NEEAR): New macro.
2636 (GET_NE_FLAG): New macro.
2637 (SET_NE_FLAG): New macro.
2638 (CLEAR_NE_FLAG): New macro.
2639 (frvbf_check_non_excepting_load): New function:
2640 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2641
2642Wed Jun 9 18:12:49 1999 Dave Brolley <brolley@cygnus.com>
2643
2644 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2645
2646Tue Jun 8 18:13:51 1999 Dave Brolley <brolley@cygnus.com>
2647
2648 * frv.c (cr_logic): Correct andcr, nandcr, andncr and nandncr.
2649 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2650
2651Mon Jun 7 17:09:15 1999 Dave Brolley <brolley@cygnus.com>
2652
2653 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2654
26551999-06-07 Dave Brolley <brolley@cygnus.com>
2656
2657 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2658
2659Thu Jun 3 17:33:31 1999 Dave Brolley <brolley@cygnus.com>
2660
2661 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2662
2663Wed Jun 2 17:50:21 1999 Dave Brolley <brolley@cygnus.com>
2664
2665 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2666
2667Tue Jun 1 17:58:53 1999 Dave Brolley <brolley@cygnus.com>
2668
2669 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2670
2671Mon May 31 17:57:25 1999 Dave Brolley <brolley@cygnus.com>
2672
2673 * traps.c (frv_software_interrupt): Pass current_cpu to
2674 frvbf_h_psr_esr_get.
2675 (frv_software_interrupt): Calculate the new PC based on TBR.
2676 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2677
26781999-05-31 Dave Brolley <brolley@cygnus.com>
2679
2680 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2681
2682Thu May 27 17:42:00 1999 Dave Brolley <brolley@cygnus.com>
2683
2684 * frv-sim.h (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 * frv.c (frvbf_h_cccr_get_handler): New function.
2689 (frvbf_h_cccr_set_handler): New function.
2690 (frvbf_scan_result): New function.
2691 (frvbf_cr_logic): New function.
2692 (cr_ops,cr_result,cr_logic): New table.
2693 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2694
26951999-05-25 Dave Brolley <brolley@cygnus.com>
2696
2697 * frv.c (frvbf_h_spr_get_handler): Add support for TBR and PSR.
2698 (frvbf_h_spr_set_handler): Add support for TBR and PSR.
2699 (frv_psr_get_handler): New function.
2700 (frv_psr_set_handler): New function.
2701 (frv_tbr_get_handler): New function.
2702 (frv_tbr_set_handler): New function.
2703 (frvbf_h_ccr_get_handler): Add support for fCC.
2704 (frvbf_h_ccr_set_handler): Add support for fCC.
2705 * frv-sim.h (frv_psr_get_handler): New function.
2706 (frv_psr_set_handler): New function.
2707 (frv_tbr_get_handler): New function.
2708 (frv_tbr_set_handler): New function.
2709 * traps.c (frv_software_interrupt): Implement.
2710 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2711
2712Thu May 20 16:39:27 1999 Dave Brolley <brolley@cygnus.com>
2713
2714 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2715
27161999-05-18 Dave Brolley <brolley@cygnus.com>
2717
2718 * frv.c: (frvbf_set_icc_for_shift_left): New function.
2719 (frvbf_set_icc_for_shift_right): New function.
2720 * frv-sim.h (frvbf_set_icc_for_shift_left): New function.
2721 (frvbf_set_icc_for_shift_right): New function.
2722 (SETMEMSF): New Macro.
2723 (SETMEMDF): New Macro.
2724 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2725
2726Thu May 13 17:14:49 1999 Dave Brolley <brolley@cygnus.com>
2727
2728 * frv.c (frvbf_h_ccr_get_handler): New function.
2729 (frvbf_h_ccr_set_handler): New function.
2730 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2731
2732Tue May 11 16:13:15 1999 Dave Brolley <brolley@cygnus.com>
2733
2734 * frv-sim.h (frvbf_h_spr_get_handler,frvbf_h_spr_set_handler,
2735 frvbf_h_isr_get_handler, frvbf_h_isr_set_handler): New functions.
2736 * frv.c: Likewise.
2737 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2738
27391999-05-10 Dave Brolley <brolley@cygnus.com>
2740
2741 * cpu.h,cpu.c,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2742
2743Thu May 6 16:48:21 1999 Dave Brolley <brolley@cygnus.com>
2744
2745 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2746 * frv-sim.h (TRAP_SYSCALL): Define as 0x80.
2747
2748Wed May 5 11:52:24 1999 Dave Brolley <brolley@cygnus.com>
2749
2750 * traps.c (frv_software_interrupt): New function.
2751 (frv_itrap): New function.
2752 * frv-sim.h (TRAP_SYSCALL): define as 0.
2753 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2754
2755Mon May 3 13:49:21 1999 Dave Brolley <brolley@cygnus.com>
2756
2757 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2758
2759Thu Apr 29 17:37:06 1999 Dave Brolley <brolley@cygnus.com>
2760
2761 * Directory created.
GDB Binutils - Deliverables
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