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Replace static variables in the MSP430 simulator with fields in the cpu state structure.
[thirdparty/binutils-gdb.git] / sim / frv / ChangeLog
CommitLineData
faa743bb
RM		 12014-08-15 Roland McGrath <mcgrathr@google.com>
2
3 * configure: Regenerate.
4 * config.in: Regenerate.
5
bf3d9781
AM		 62013-09-23 Alan Modra <amodra@gmail.com>
7
8 * configure: Regenerate.
9
31e6ad7d
MF		 102013-06-03 Mike Frysinger <vapier@gentoo.org>
11
12 * aclocal.m4, configure: Regenerate.
13
73e76d20
MF		 142013-03-30 Joel Sherrill <joel.sherrill@oarcorp.com>
15 Mike Frysinger <vapier@gentoo.org>
16
17 * configure.ac: Add frv_extra_objs. Change simulator hardware
18 from always on to defaulting to yes it is enabled.
19 * Makefile.in: Conditionalize reference to dv-sockser.o.
20 * configure: Regenerated.
21
1517bd27
MF		 222013-03-26 Mike Frysinger <vapier@gentoo.org>
23
24 * configure: Regenerate.
25
94c63d78
JS		 262013-03-23 Joel Sherrill <joel.sherrill@oarcorp.com>
27
28 * configure.ac: Fail if dv-sockser.o not available.
29 Error when --disable-sim-hardware is specified.
30 * configure: Regenerated.
31
5f3ef9d0
JB		 322012-06-15 Joel Brobecker <brobecker@adacore.com>
33
34 * config.in, configure: Regenerate.
35
2232061b
MF		 362012-03-24 Mike Frysinger <vapier@gentoo.org>
37
38 * aclocal.m4, config.in, configure: Regenerate.
39
db2e4d67
MF		 402011-12-03 Mike Frysinger <vapier@gentoo.org>
41
42 * aclocal.m4: New file.
43 * configure: Regenerate.
44
9c082ca8
MF		 452011-10-17 Mike Frysinger <vapier@gentoo.org>
46
47 * configure.ac: Change include to common/acinclude.m4.
48
6ffe910a
MF		 492011-10-17 Mike Frysinger <vapier@gentoo.org>
50
51 * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
52 call. Replace common.m4 include with SIM_AC_COMMON.
53 * configure: Regenerate.
54
2419798b
MF		 552011-07-05 Mike Frysinger <vapier@gentoo.org>
56
57 * sim-if.c (sim_do_command): Delete.
58
f9bdfd29
MF		 592010-04-21 Mike Frysinger <vapier@gentoo.org>
60
61 * profile.c (sim_profile_print_bar): Add cpu argument.
62
fb0cc53e
MF		 632010-03-30 Mike Frysinger <vapier@gentoo.org>
64
65 * devices.c (device_error): Add const to message.
66
c5351010
DE		 672010-02-12 Doug Evans <dje@sebabeach.org>
68
69 * decode.c, * decode.h: Regenerate.
70
2310652a
DE		 712010-02-11 Doug Evans <dje@sebabeach.org>
72
73 * cpu.h, * decode.c, * model.c, * sem.c: Regenerate.
74
d2c7a1a6
DE		 752010-01-24 Doug Evans <dje@sebabeach.org>
76
77 * sem.c: Regenerate.
78
3725885a
RW		 792010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
80
81 * configure: Regenerate.
82
0f51e9bf
DE		 832010-01-02 Doug Evans <dje@sebabeach.org>
84
85 * arch.c, * arch.h, * cpu.c, * cpu.h, * cpuall.h, * decode.c,
86 * decode.h, * model.c, * sem.c: Regenerate, update copyright year.
87
197fa1aa
DE		 882009-11-22 Doug Evans <dje@sebabeach.org>
89
90 * cpu.h: Regenerate.
91 * cpuall.h: Regenerate.
92 * decode.c: Regenerate.
93 * decode.h: Regenerate.
94
b29791a8
DE		 952009-11-03 Doug Evans <dje@sebabeach.org>
96
97 * arch.c: Regenerate.
98 * arch.h: Regenerate.
99 * cpu.c: Regenerate.
100 * cpu.h: Regenerate.
101 * cpuall.h: Regenerate.
102 * decode.c: Regenerate.
103 * decode.h: Regenerate.
104 * model.c: Regenerate.
105 * sem.c: Regenerate.
106
d6416cdc
RW		 1072009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
108
81ecdfbb
RW		 109 * config.in: Regenerate.
110 * configure: Likewise.
111
d6416cdc
RW		 112 * configure: Regenerate.
113
7b1a2840
HPN		 1142009-01-07 Hans-Peter Nilsson <hp@axis.com>
115
116 * sem.c: Regenerate.
117
bce3bbcb
HPN		 1182008-12-23 Hans-Peter Nilsson <hp@axis.com>
119
120 * arch.c, arch.h, cpu.c, cpu.h, cpuall.h, decode.c, decode.h,
121 model.c, sem.c: Regenerate.
122
b5bd9624
HPN		 1232008-07-11 Hans-Peter Nilsson <hp@axis.com>
124
125 * configure: Regenerate to track ../common/common.m4 changes.
126 * config.in: Ditto.
127
6efef468
JM		 1282008-06-06 Vladimir Prus <vladimir@codesourcery.com>
129 Daniel Jacobowitz <dan@codesourcery.com>
130 Joseph Myers <joseph@codesourcery.com>
131
132 * configure: Regenerate.
133
b1bfc053
HPN		 1342006-12-21 Hans-Peter Nilsson <hp@axis.com>
135
136 * config.in: Regenerate.
137
e85e3205
RE		 1382006-06-13 Richard Earnshaw <rearnsha@arm.com>
139
140 * configure: Regenerated.
141
2f0122dc
DJ		 1422006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
143
144 * configure: Regenerated.
145
20e95c23
DJ		 1462006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
147
148 * configure: Regenerated.
149
79e59fe6
DB		 1502005-10-28 Dave Brolley <brolley@redhat.com>
151
152 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
153
154 Contribute the following changes:
155 2003-09-29 Dave Brolley <brolley@redhat.com>
156
157 * frv-sim.h: Use CGEN_ATTR_VALUE_ENUM_TYPE in place of
158 CGEN_ATTR_VALUE_TYPE.
159 * mloop.in: Ditto.
160 * pipeline.c: Ditto.
161 * traps.c: Ditto.
162
2b193c4a
MK		 1632005-03-23 Mark Kettenis <kettenis@gnu.org>
164
165 * configure: Regenerate.
166
35695fd6
AC		 1672005-01-14 Andrew Cagney <cagney@gnu.org>
168
169 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
170 explicit call to AC_CONFIG_HEADER.
171 * configure: Regenerate.
172
f0569246
AC		 1732005-01-12 Andrew Cagney <cagney@gnu.org>
174
175 * configure.ac: Update to use ../common/common.m4.
176 * configure: Re-generate.
177
38f48d72
AC		 1782005-01-11 Andrew Cagney <cagney@localhost.localdomain>
179
180 * configure: Regenerated to track ../common/aclocal.m4 changes.
181
b7026657
AC		 1822005-01-07 Andrew Cagney <cagney@gnu.org>
183
184 * configure.ac: Rename configure.in, require autoconf 2.59.
185 * configure: Re-generate.
186
379832de
HPN		 1872004-12-08 Hans-Peter Nilsson <hp@axis.com>
188
189 * configure: Regenerate for ../common/aclocal.m4 update.
190
45aa12b4
RS		 1912004-08-27 Richard Sandiford <rsandifo@redhat.com>
192
193 * cpu.[ch], arch.[ch], decode.[ch]: Regenerated.
194 * cpuall.h, model.c, sem.c: Regenerated.
195
676a64f4
RS		 1962004-03-01 Richard Sandiford <rsandifo@redhat.com>
197
198 * Makefile.in (SIM_OBJS): Add profile-fr450.o.
199 (profile-fr450.o): New dependency.
200 (stamp-cpu): Add fr450 to the list of machs.
201 * sim-frv.h (SPR_IS_ACC): New macro.
202 (H_SPR_ACC4, H_SPR_ACC63, H_SPR_ACCG4, H_SPR_ACCG63): Delete.
203 * cache.c (frv_cache_init, non_cache_access): Handle bfd_mach_fr450.
204 * frv.c (check_register_alignment, check_fr_register_alignment)
205 (check_memory_alignment, do_media_average): Likewise.
206 (frvbf_clear_accumulators): Likewise. Use a mask of valid registers
207 rather than a consecutive range.
208 * interrupts.c (frv_queue_illegal_instruction_interrupt)
209 (frv_queue_non_implemented_instruction_interrupt): Handle
210 bfd_mach_fr450.
211 * memory.c (check_data_read_address, check_readwrite_address)
212 (check_insn_read_address, check_write_address): Likewise.
213 * mloop.in (@cpu@_simulate_insn_prefetch): Likewise.
214 * profile.c (reset_gr_flags, reset_fr_flags, reset_acc_flags)
215 (frvbf_model_insn_before, frvbf_model_insn_after): Likewise.
216 * profile-fr450.c: New file.
217 * registers.c (fr450_spr): New array.
218 (frv_register_control_init): Check its size. Use it for fr450.
219 (frv_check_register_access): Handle bfd_mach_fr450.
220 (frv_check_spr_read_access): Likewise. Generalize accumulator check.
221 * traps.c (frv_core_signal, frvbf_media_cr_not_aligned): Likewise.
222 (frvbf_media_acc_not_aligned): Likewise.
223 (frvbf_media_register_not_aligned): Likewise.
224 * arch.c: Regenerate.
225 * arch.h: Regenerate.
226 * cpu.h: Regenerate.
227 * cpuall.h: Regenerate.
228 * decode.h: Regenerate.
229 * model.c: Regenerate.
230
c7a48b9a
RS		 2312004-03-01 Richard Sandiford <rsandifo@redhat.com>
232
233 * cache.c (frv_cache_init): Change fr400 cache statistics to match
234 the fr405.
235 (non_cache_access): Add missing breaks.
236 * interrupts.c (set_exception_status_registers): Always set EAR15
237 for data_access_errors.
238 * memory.c (fr400_check_write_address): Remove redundant alignment
239 check.
240 * model.c: Regenerate.
241
8b73069f
RS		 2422004-03-01 Richard Sandiford <rsandifo@redhat.com>
243
244 * frv.c (frvbf_iacc_cut): Rework, taking rounding into account.
245
8ae0baa2
RS		 2462004-03-01 Richard Sandiford <rsandifo@redhat.com>
247
248 * decode.c, decode.h, model.c, sem.c: Regenerate.
249
d74c4203
KB		 2502003-11-24 Kevin Buettner <kevinb@redhat.com>
251
252 * frv-sim.h (GR_REGNUM_MAX, FR_REGNUM_MAX, PC_REGNUM, SPR_REGNUM_MIN)
253 (SPR_REGNUM_MAX): Delete.
254 * frv.c (gdb/sim-frv.h): Include.
255 (frvbf_fetch_register, frvbf_store_register): Use register number
256 constants from gdb/sim-frv.h. Check availability of general
257 purpose and float registers.
258
0b01870b
DB		 2592003-11-03 Dave Brolley <brolley@redhat.com>
260
261 * cache.c (address_interference): Check for higher priority requests
262 in the same pipeline.
263
9a29f3ca
DB		 2642003-10-31 Dave Brolley <brolley@redhat.com>
265
162cec1b 266 * frv-sim.h (LR_REGNUM): Removed.
073926e5 267 (SPR_REGNUM_MIN,SPR_REGNUM_MAX): New macros.
9a29f3ca 268 * frv.c (frvbf_fetch_register): Fetch SPR registers based on
073926e5 269 SPR_REGNUM_MIN and SPR_REGNUM_MAX. Check whether SPRs are implemented.
9a29f3ca
DB		 270 Return 0 for an unimplemented register. Return the length of the data
271 for an implemented register.
272 (frvbf_store_register): Ditto.
273
fc0a2244
AC		 2742003-10-30 Andrew Cagney <cagney@redhat.com>
275
276 * traps.c: Replace "struct symbol_cache_entry" with "struct
277 bfd_symbol".
278
29a79ca0
DB		 2792003-10-10 Dave Brolley <brolley@redhat.com>
280
281 * cpu.h, sem.c: Regenerate.
282
e930b1f5
DB		 2832003-10-06 Dave Brolley <brolley@redhat.com>
284
285 * profile-fr550.[ch]: New files.
286 * configure.in: Move frv handling to alphabetically correct placement.
287 * Makefile.in: Add fr550 support.
288 * frv-sim.h,frv.c,interrups.c,memory.c,mloop.in,pipeline.c,
289 profile.[ch],registers.c,traps.c: Add fr550 support.
290 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
291 Regenerate.
292
22f367a7
DB		 2932003-09-25 Dave Brolley <brolley@redhat.com>
294
295 * reset.c (frv_initialize): Call frv_register_control_init first.
296
1c453cd6
DB		 2972003-09-24 Dave Brolley <brolley@redhat.com>
298
299 * profile.h (update_FR_ptime): New prototype.
300 (update_FRdouble_ptime): Ditto.
301 (update_SPR_ptime): Ditto.
302 (increase_ACC_busy): Ditto.
303 (enforce_full_acc_latency): Ditto.
304 (post_wait_for_SPR): Ditto.
305 * profile.c (update_FR_ptime): Moved here from profile-fr500.c.
306 (update_FRdouble_ptime): Ditto.
307 (update_SPR_ptime): New function.
308 (increase_ACC_busy): Ditto.
309 (enforce_full_acc_latency): Ditto.
310 (vliw_wait_for_fdiv_resource): Correct resource name.
311 (vliw_wait_for_fsqrt_resource): Ditto.
312 (post_wait_for_SPR): New function.
313 * profile-fr500.c (frvbf_model_fr500_u_commit): New function.
314 (frvbf_model_fr500_u_gr2fr): Pass out_FRk as output register to
315 adjust_float_register_busy.
316 (frvbf_model_fr500_u_gr_load): Record latency of SPR registers.
317 (frvbf_model_fr500_u_fr_load): Wait for and record latency of SPR
318 registers.
319 (frvbf_model_fr500_u_float_arith): Ditto.
320 (frvbf_model_fr500_u_float_dual_arith): Ditto.
321 (frvbf_model_fr500_u_float_div): Ditto.
322 (frvbf_model_fr500_u_float_sqrt): Ditto.
323 (frvbf_model_fr500_u_float_convert): Ditto.
324 (update_FR_ptime): Moved to profile.c
325 (update_FRdouble_ptime): Moved to profile.c
326 * profile-fr400.c (update_FR_ptime): Removed. Identical to functions
327 for other machines.
328 (update_FRdouble_ptime): Ditto.
329 * arch.h,cpu.h,sem.c,decode.[ch],model.c,sem.c: Regenerated.
330
153431d6
DB		 3312003-09-12 Dave Brolley <brolley@redhat.com>
332
333 * registers.c (frv_check_spr_read_access): Check for access to
334 ACC4-ACC63 and ACCG4-ACCG63.
335 * profile.h (frv-desc.h): #include it.
336 (spr_busy): New member of FRV_PROFILE_STATE.
337 (spr_latency): Ditto.
338 (GNER_FOR_GR): New macro.
339 (FNER_FOR_FR): New maccro.
340 (update_SPR_latency): New function.
341 (vliw_wait_for_SPR): New function.
93938d47 342 * profile.c (update_latencies): Update SPR latencies.
153431d6
DB		 343 (update_target_latencies): Ditto.
344 (update_SPR_latency): New function.
345 (vliw_wait_for_SPR): New function.
346 * profile-fr500.c (frvbf_model_fr500_u_idiv): Record GNER latency.
347 (frvbf_model_fr500_u_trap): Removed unused variable, ps.
348 (frvbf_model_fr500_u_check): Ditto.
349 (frvbf_model_fr500_u_clrgr): New unit modeller for fr500.
350 (frvbf_model_fr500_u_clrfr): Ditto.
351 (frvbf_model_fr500_u_spr2gr): Wait for SPR.
352 (frvbf_model_fr500_u_gr2spr): Ditto.
353 * frv-sim.h (H_SPR_ACC4): New macro.
354 (H_SPR_ACCG4): New macro;
355 (H_SPR_ACC0): Removed.
356 (H_SPR_ACCG0): Removed.
357 * arch.h,model.c,sem[ch],decode.[ch]: Regenerated.
358
ba9c4053
DB		 3592003-09-10 Dave Brolley <brolley@redhat.com>
360
361 * profile.c (slot_names): FM1 was listed twice. Changed first
362 instance to FM0. Added IALL, FMALL and FMLOW.
363 (print_parallel): Don't examine slots with no insns.
364
f9e18f5a
DB		 3652003-09-09 Dave Brolley <brolley@redhat.com>
366
367 * frv.c (do_media_average): Select machine using a switch.
368
d89a78b6
DB		 3692003-09-08 Dave Brolley <brolley@redhat.com>
370
371 On behalf of Doug Evans <dje@sebabeach.org>
372 * Makefile.in (stamp-arch,stamp-cpu): Pass archfile to cgen.
373 Remove copying of .cpu file to cgen/cpu, no longer needed.
374
d03ea14f
DB		 3752003-09-03 Dave Brolley <brolley@redhat.com>
376
377 * cpu.h, model.c, sem.c, decode.h, decode.c: Regenerated.
378
e8d2f504
DB		 3792003-08-29 Dave Brolley <brolley@redhat.com>
380
381 * Makefile.in (stamp-arch): Copy frv.cpu from $(srcdir)../../cpu
382 temporarily when regenerating files.
383 (stamp-cpu): Ditto.
384
b34f6357
DB		 3852003-08-20 Micheal Snyder <msnyder@redhat.com>
386
387 * All generated files: Regenerate.
388
3892001-10-11 Dave Brolley <brolley@redhat.com>
390
391 * cpu.h,decode.c,decode.h,sem.c: Regenerate.
392
3932001-10-09 Dave Brolley <brolley@redhat.com>
394
395 * traps.c (frv_rett): Halt if PSR.S and PSR.ET are both set or both
396 not set.
397 * reset.c (frv_hardware_reset): Invalidate both caches.
398 * registers.c: Update init, reset and read-only masks for all registers
399 on all machines.
400 * profile.h (cur_gr_complex): New field of FRV_PROFILE_STATE
401 (prev_gr_complex): New field of FRV_PROFILE_STATE
402 (set_use_is_gr_complex): New function.
403 (set_use_not_gr_complex): New function.
404 (use_is_gr_complex): New function.
405 (decrease_GR_busy): New function.
406 * profile.c (reset_gr_flags): New function.
407 (reset_cc_flags): New function.
408 (set_use_is_gr_complex): New function.
409 (set_use_not_gr_complex): New function.
410 (use_is_gr_complex): New function.
411 (update_latencies): Reset gr and cc flags when latency reaches 0.
412 (decrease_GR_busy): New function.
413 * profile-fr400.h (fr500_reset_acc_flags): Removed.
414 (fr500_reset_cc_flags): New function.
415 * profile-fr500.c (frvbf_model_fr400_u_*): Reflect latencies from fr500
416 LSI version 1.41.
417 * profile-fr400.h (fr400_reset_gr_flags): New function.
418 (fr400_reset_fr_flags): New function.
419 (fr400_reset_acc_flags): New function.
420 * profile-fr400.c (set_use_not_media_p4): New function.
421 (set_use_not_media_p6): New function.
422 (set_acc_use_not_media_p2): New function.
423 (set_acc_use_not_media_p4): New function.
424 (fr400_reset_gr_flags): New function.
425 (fr400_reset_fr_flags): New function.
426 (fr400_reset_acc_flags): New function.
427 (frvbf_model_fr400_u_*): Reflect latencies from fr400 LSI version 1.1.
428 (frvbf_model_fr400_u_media_hilo): New function.
429 * pipeline.c (frv_vliw_setup_insn): Don't clear MSR0.MTT.
430 * memory.c (fr400_check_data_read_address): Check address range only
431 for double word loads. Don't check alignment here.
432 (fr400_check_readwrite_address): New function.
433 (fr500_check_readwrite_address): New function.
434 (check_readwrite_address): New function.
435 (fr500_check_insn_read_address): Correct address ranges.
436 (frvbf_read_mem_*): Check address range here.
437 (frv_address_forbidden): Removed.
438 (fr400_check_write_address): New function.
439 (check_write_address): New function.
440 (frvbf_write_mem_*): Don't check address range here.
441 (frvbf_mem_set_*): Check address range here.
442 * interrupts.c (frv_queue_data_access_error_interrupt): Now takes an
443 address as second argument.
444 (frv_queue_data_access_exception_interrupt): New function.
445 (frv_queue_illegal_instruction_interrupt): Generate fp_exception for
446 media insns on fr400.
447 (frv_queue_non_implemented_instruction_interrupt): Generate mp_exception
448 for media insns on fr400.
449 (frv_detect_insn_access_interrupts): Don't check for illegal addresses
450 of insns here. Check for MTRAP insn if PSR.EM is not set.
451 (frv_set_mp_exception_registers): Only set MSR0.MTT if it is not already
452 set.
453 (set_exception_status_registers): Do not always set EPCR. Set EAR for
454 data_acess_error only if not fr400.
455 * frv.c (do_media_average): New function.
456 (frvbf_media_average): New function.
457 (frvbf_insn_cache_invalidate): Check for illegal invocation.
458 (frvbf_data_cache_invalidate): Ditto.
459 (frvbf_data_cache_flush): Ditto.
460 * frv-sim.h (GET_FSR_QNE): New macro.
461 (frv_msr_mtt): Remove MTT_SEQUENCE_ERROR.
462 (GET_MSR_SRDAV): New macro.
463 (GET_MSR_RDAV): New macro.
464 (GET_MSR_RD): New macro.
465 (frv_queue_data_access_error_interrupt): Now takes an address as second
466 argument.
467 (frv_address_forbidden): Removed.
468 * cache.c (non_cache_access): Correct address ranges. Now takes cache
469 as first argument.
470 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
471
4722001-08-20 Dave Brolley <brolley@redhat.com>
473
474 * sim-main.h (_sim_cpu): New field 'elf_flags'.
475 * sim-if.c (sim_open): Extract the elf_flags from the input file and
476 save them with each cpu.
477 * mloop.in (main loop): Pass elf flags to frv_vliw_reset. Set
478 last_insn_p before executing the insn.
479 * cache.c (frv_cache_invalidate): Flush scache if this is the cpu's
480 insn cache.
481 (frv_cache_invalidate_all): Ditto.
482
4832001-08-20 Richard Sandiford <rsandifo@redhat.com>
484
485 * traps.c (syscall_read_mem): Flush the data cache before reading.
486 (syscall_write_mem): Flush the data cache before writing.
487 Invalidate both caches.
488
4892001-07-05 Ben Elliston <bje@redhat.com>
490
491 * Makefile.in (stamp-arch): Use $(CGEN_CPU_DIR).
492 (stamp-cpu): Likewise.
493
4942001-05-23 Dave Brolley <brolley@redhat.com>
495
496 * profile-fr400.c (acc_use_is_media_p2): New function.
497 (frvbf_model_fr400_u_media_2): Account for latency of output
498 accumulators.
499 (frvbf_model_fr400_u_media_2_quad): Ditto.
500 (frvbf_model_fr400_u_media_2_acc): New function.
501 (frvbf_model_fr400_u_media_2_acc_dual): New function.
502 (frvbf_model_fr400_u_media_2_add_sub): New function.
503 (frvbf_model_fr400_u_media_2_add_sub_dual): New function.
504 (frvbf_model_fr400_u_media_3_dual): New function.
505 (frvbf_model_fr400_u_media_4_acc_dual): New function.
506 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
507
5082001-05-15 Dave Brolley <brolley@redhat.com>
509
510 * registers.c (fr400_spr): Enable write access to HSR0.CBM.
511 * profile.h (FRV_PROFILE_STATE): New field 'all_cache_entries'.
512 * profile.c (CACHE_QUEUE_ELEMENT): New 'all' field.
513 (request_cache_flush): Save 'all' argument.
514 (request_cache_invalidate): Save all_cache_entries from profile state
515 to 'all' field of the request.
516 (submit_cache_request): Pass the 'all' field of the request to
517 frv_cache_request_invalidate.
518 * frv.c (frv_insn_cache_invalidate): Add new 'all' parameter. Perform
519 operation even if HSR0.ICE is not set.
520 (frv_data_cache_invalidate): Add new 'all' parameter. Perform
521 operation even if HSR0.DCE is not set.
522 (frv_data_cache_flush): Ditto.
523 * frv-sim.h (frv_insn_cache_invalidate): Add new 'all' parameter.
524 (frv_data_cache_invalidate): Add new 'all' parameter.
525 (frv_data_cache_flush): Add new 'all' parameter.
526 * cache.h (FRV_CACHE_INVALIDATE_REQUEST): Add new 'all' field.
527 (frv_cache_request_invalidate): Add new 'all' parameter.
528 * cache.c (frv_cache_request_invalidate): Add new 'all' parameter. Save
529 its value in the invalidate request.
530 (address_interference): Accept the value '-1' for the address argument
531 to mean 'any address'.
532 (handle_req_invalidate): Handle request to invalidate all cache lines.
533 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
534
5352001-05-14 Dave Brolley <brolley@redhat.com>
536
537 * profile.h (past_first_p): New field of profiling state.
538 (branch_penalty): Ditto.
539 (branch_hint): Ditto.
540 (update_branch_penalty): New function.
541 * profile.c (frvbf_model_insn_after): Reset past_first_p and
542 branch_address fields of the profiling state.
543 (frvbf_model_branch): New function.
544 (update_branch_penalty): New function.
545 * profile-fr500.c (frvbf_model_fr500_u_branch): Remove ICCi_3 and
546 FCCi_3 inputs.
547 (frvbf_model_fr500_u_trap): New function.
548 (frvbf_model_fr500_u_check): New function.
549 (frvbf_model_fr500_u_media_dual_htob): post-processing latency is 3
550 cycles.
551 * profile-fr400.c (frvbf_model_fr400_u_branch): Set branch penalties
552 as documented in the fr400 LSI. Remove ICCi_3 and FCCi_3 inputs.
553 (frvbf_model_fr400_u_media_dual_expand): Check resource usage as
554 documented in teh fr400 LSI.
555 (frvbf_model_fr400_u_media_dual_htob): Ditto.
556 (frvbf_model_fr400_u_media_dual_unpack): Removed.
557 (frvbf_model_fr500_u_trap): New function.
558 (frvbf_model_fr500_u_check): New function.
559 * mloop.in (simulate_dual_insn_prefetch): New function.
560 (@cpu@_simulate_insn_prefetch): Call simulate_dual_insn_prefetch with
561 arguments for each machine type.
562 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
563
5642001-05-09 Dave Brolley <brolley@redhat.com>
565
566 * Makefile.in (profile.o): Add profile-fr400.h as a dependency.
567 (profile-fr400.o): New target.
568 * profile.c: New file.
569 * profile.h: New file.
570 * profile-fr400.c: New file.
571 * profile-fr400.h: New file.
572 * profile-fr500.c: New file.
573 * profile-fr500.h: New file.
574 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
575
5762001-05-02 Dave Brolley <brolley@redhat.com>
577
578 * sim-main.h (profile.h): #include it.
579 (CPU_PROFILE_STATE): New macro.
580 (profile_state): New frv specific cpu field.
581 * reset.c (frv_initialize): insn_fetch_address and branch_address now
582 part of global profiling state.
583 * Makefile.in (SIM_OBJS): Add profile.o and profile-fr500.o.
584 (SIM_EXTRA_DEPS): Add profile.h.
585 (registers.o): Correct name of source file.
586 (profile.o): New target.
587 (profile-fr500.o): New target.
588 * frv-sim.h: Move profile related data structures to profile.h.
589 * frv.c: Move fr500 specific functions to profile-fr500.c.
590 * cpu.h: Regenerated.
591
5922001-04-27 Dave Brolley <brolley@redhat.com>
593
594 * sim-main.h (CPU_PIPELINE): Renamed to CPU_VLIW.
595 * interrupts.c: Rename FRV_PIPELINE to FRV_VLIW.
596 Rename pipeline to vliw. Rename CPU_PIPELINE to CPU_VLIW.
597 Rename PIPE_* to UNIT_*.
598 (frv_queue_illegal_instruction_interrupt): Use
599 frv_is_float_insn and frv_is_media_insn.
600 (frv_queue_non_implemented_instruction_interrupt): Ditto.
601 (frv_detect_insn_access_interrupts): Ditto.
602 * frv.c: Rename FRV_PIPELINE to FRV_VLIW. Rename pipeline to vliw.
603 Rename CPU_PIPELINE to CPU_VLIW. Rename PIPE_* to UNIT_*.
604 * memory.c: Ditto.
605 * pipeline.c: Ditto.
606 * mloop.in: Ditto.
607 * frv-sim.h (frv_pipeline_setup_insn): Renamed to frv_vliw_setup_insn.
608 * cache.c: Rename PIPE_* to UNIT_*.
609
6102001-04-24 Dave Brolley <brolley@redhat.com>
611
612 * frv.c (frvbf_load_quad_GR): Delete have_data and hsr0.
613 (frvbf_load_quad_FRint): Ditto.
614 (frvbf_load_quad_CPR): Ditto.
615 * cache.c (frv_cache_init): Initialize cache for fr400 vs other
616 machines.
617 (bfd.h): #include it.
618 (non_cache_access): Update for revised fr500 and for fr400.
619 * registers.c (frv_spr): Don't reset PSR.PS.
620 (fr500_spr): Ditto.
621 (frv_reset_spr): Set PSR.PS to the former value of PSR.S.
622
6232001-04-23 Dave Brolley <brolley@redhat.com>
624
625 * traps.c (frv_core_signal): On fr400, generate data_access_error.
626 (frvbf_media_cr_not_aligned): On fr400, generate illegal_instruction.
627 (frvbf_media_acc_not_aligned): Ditto.
628 (frvbf_media_register_not_aligned): Ditto.
629 (frvbf_division_exception): Use GET_ISR_EDE.
630 * registers.c (frv_check_spr_read_access): New function.
631 (frv_check_spr_write_access): New function.
632 (frv_check_spr_access): Deleted.
633 (frv_check_register_access): On fr400, generate illegal_instruction.
634 * memory.c (fr400_check_data_read_address): New function.
635 (fr500_check_data_read_address): Ditto.
636 (check_data_read_address): Ditto.
637 (fr400_check_insn_read_address): Ditto.
638 (fr500_check_insn_read_address): Ditto.
639 (check_insn_read_address): Ditto.
640 (frvbf_read_mem_QI): Call check_data_read_access.
641 (frvbf_read_mem_UQI): Ditto.
642 (frvbf_read_mem_HI): Ditto.
643 (frvbf_read_mem_UHI): Ditto.
644 (frvbf_read_mem_SI): Ditto.
645 (frvbf_read_mem_DI): Ditto.
646 (frvbf_read_mem_DF): Ditto.
647 (frvbf_read_imem_USI): Call check_insn_read_access.
648 (frv_address_forbidden): Now takes cpu as first argument. Check based
649 on machine type.
650 (fr400_mem_address_unaligned): New function.
651 (fr500_mem_address_unaligned): Ditto.
652 (check_write_address): Ditto.
653 (frvbf_mem_set_QI): Call check_write_address.
654 (frvbf_mem_set_HI): Ditto.
655 (frvbf_mem_set_SI): Ditto.
656 (frvbf_mem_set_DI): Ditto.
657 (frvbf_mem_set_DF): Ditto.
658 (frvbf_mem_set_XI): Ditto.
659 * interrupts.c (bfd.h): #include it.
660 (frv_queue_data_access_error_interrupt): New function.
661 (frv_queue_instruction_access_error_interrupt): New function.
662 (frv_queue_instruction_access_exception_interrupt): New function.
663 (frv_queue_illegal_instruction_interrupt): No fp_exception on fr400.
664 (frv_queue_non_implemented_instruction_interrupt): Ditto.
665 (frv_detect_insn_access_interrupts): Reorder tests to match priority
666 from the LSI manual.
667 (set_isr_exception_fields): Accumulate dtt bits.
668 * frv.c (check_register_alignment): New function.
669 (check_fr_register_alignment): New function.
670 (check_memory_alignment): New function.
671 (frvbf_h_gr_double_get_handler): Call check_register_alignment.
672 (frvbf_h_gr_double_set_handler): Ditto.
673 (frvbf_h_cpr_double_get_handler): Ditto.
674 (frvbf_h_cpr_double_set_handler): Ditto.
675 (frvbf_h_gr_quad_set_handler): Ditto.
676 (frvbf_h_cpr_quad_set_handler): Ditto.
677 (frvbf_h_fr_double_get_handler): Call check_fr_register_alignment.
678 (frvbf_h_fr_double_set_handler): Ditto.
679 (frvbf_h_fr_quad_set_handler): Ditto.
680 (frvbf_h_spr_get_handler): Call frv_check_spr_read_access.
681 (frvbf_h_spr_set_handler): Call frv_check_spr_write_access.
682 (frvbf_load_quad_GR): Call check_memory_aligment.
683 (frvbf_load_quad_FRint): Ditto.
684 (frvbf_load_quad_CPR): Ditto.
685 (frvbf_store_quad_GR): Call check_memory_aligment and
686 check_register_alignment.
687 (frvbf_store_quad_FRint): Ditto.
688 (frvbf_store_quad_CPR): Ditto.
689 (frvbf_signed_integer_divide: Use GET_ISR_EDEM.
690 * frv-sim.h (H_SPR_ACC0): New macro.
691 (H_SPR_ACC63): New macro.
692 (H_SPR_ACCG0): New macro.
693 (H_SPR_ACCG63): New macro.
694 (frv_dtt): New enumerator.
695 (GET_ISR_EDE): Renamed from GET_ISR_EDEM.
696 (GET_ISR_DTT): New macro.
697 (frv_queue_data_access_error_interrupt): New function.
698 (frv_queue_instruction_access_error_interrupt): New function.
699 (frv_queue_instruction_access_exception_interrupt): New function.
700 (frv_address_forbidden): Now takes cpu as first argument.
701 * cpu.h: Regenerate.
702
7032001-04-10 Dave Brolley <brolley@redhat.com>
704
705 * registers.c (fr500_spr): Add new fields to fr500 PSR register.
706 (fr500_spr): Add STBAR and MMCR unimplemented registers for fr500.
707 (fr400_spr): Implement SPR registers for fr400.
708 (frv_register_control_init): Handle bfd_mach_fr400 properly.
709 * frv.c (spr_bpsr_get_handler): Mask field before shifting.
710 (spr_psr_get_handler): Ditto.
711 (spr_ccr_get_handler): Ditto.
712 (spr_cccr_get_handler): Ditto.
713 (frvbf_clear_accumulators): Only 4 accumulators on fr400.
714 * frv-sim.h: Update comment about MCCR_* macros.
715 * cpu.c,cpu.h: Regenerate.
716
7172001-04-05 Dave Brolley <brolley@redhat.com>
718
719 * cpu.h,decode.c,model.c,sem.c: Regenerate.
720
7212001-04-05 Dave Brolley <brolley@redhat.com>
722
723 * reset.c: Update copyright.
724 * registers.c (frv_register_control_init): Handle bfd_mach_fr400.
725 * frv.c (frvbf_model_fr400_u_exec): New function.
726 * Makefile.in (stamp-cpu): Add fr400 to list of machines.
727 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
728 Regenerate.
729
7302000-11-22 Dave Brolley <brolley@redhat.com>
731
732 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
733 Regenerate.
734
7352000-11-10 Dave Brolley <brolley@redhat.com>
736
737 * decode.c: Regenerate.
738
7392000-09-12 Dave Brolley <brolley@redhat.com>
740
741 * traps.c (frv_sim_engine_halt_hook): New function.
742 (frv_itrap): Caches now invalidated in sim_engine_halt via
743 SIM_ENGINE_HALT_HOOK.
744 (frv_break): Ditto.
745 * sim-main.h (frv_sim_engine_halt_hook): New function.
746 (SIM_ENGINE_HALT_HOOK): New macro.
747 (SIM_ENGINE_RESTART_HOOK): New macro.
748 * interrupts.c: Call to frv_term now done within sim_engine_halt via
749 SIM_ENGINE_HALT_HOOK.
750
7512000-09-08 Dave Brolley <brolley@redhat.com>
752
753 * traps.c (frv_itrap): Invalidate and flush the data and insn caches
754 respectively when stopping for a breakpoint.
755 (frv_break): Ditto.
756 * cache.h (frv_cache_invalidate_all): New function.
757 * cache.c (frv_cache_invalidate_all): New function.
758
7592000-09-05 Dave Brolley <brolley@redhat.com>
760
761 * traps.c (frv_break): If SIM_HAVE_BREAKPOINTS, call
762 sim_handle_breakpoint. Otherwise if environment != operating call
763 sim_engine_halt. Otherwise handle normally.
764 * interrupts.c (frv_queue_break_interrupt): Don't handle debugger
765 breakpoints here. Moved to frv_break in traps.c.
766
767 * sem.c: Regenerate.
768
7692000-09-01 Dave Brolley <brolley@redhat.com>
770
771 * interrupts.c (frv_queue_break_interrupt): Call sim_handle_breakpoint
772 before queuing an interrupt in order to allow 'break' to be used as
773 the breakpoint insn.
774
7752000-08-29 Dave Brolley <brolley@redhat.com>
776
777 * traps.c (frv_itrap): Invalidate the insn cache at a breakpoint.
778
7792000-07-27 Dave Brolley <brolley@redhat.com>
780
781 * cpu.h,decode.c: Rebuild.
782
7832000-07-26 Dave Brolley <brolley@redhat.com>
784
785 * frv.c (spr_cccr_get_handler): Change CRx to CCx.
786 (spr_cccr_set_handler): Change CRx to CCx.
787 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
788
7892000-07-24 Dave Brolley <brolley@redhat.com>
790
791 * sem.c: Regenerate.
792 * frv.c (frvbf_unsigned_integer_divide): Queue a write for the result.
793 Don't write it directly.
794
795Thu Jul 6 13:51:12 2000 Dave Brolley <brolley@topaz>
796
797 * configure: Regenerated to track ../common/aclocal.m4 changes.
798
7992000-07-05 Ben Elliston <bje@redhat.com>
800
801 * configure: Regenerated to track ../common/aclocal.m4 changes.
802
8032000-06-28 Dave Brolley <brolley@redhat.com>
804
805 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
806
8072000-06-21 Dave Brolley <brolley@redhat.com>
808
809 * pipeline.c: All code except frv_pipeline_setup_insn moved to
810 frv.opc.
811 * mloop.in (main loop): frv_pipeline_add_insn broken up into
812 frv_pipeline_add_insn and frv_pipeline_setup_insn.
813 * frv-sim.h: Move pipeline status code to frv.opc.
814 * model.c: Regenerate.
815
8162000-06-12 Dave Brolley <brolley@redhat.com>
817
818 * options.c (frv_option_handler): --profile-parallel implies
819 --profile-model.
820 * mloop.in (fetch_buffer): Removed.
821 (@cpu@_simulate_insn_prefetch): Monitoring of fetch buffer moved to
822 run_caches. Use cache directly if not counting cycles. Don't use
823 cache at all if not counting cycles and cache not enabled.
824 * frv.c (frv_insn_fetch_buffer): New global variable.
825 (run_caches): Monitor the status of insn prefetch requests.
826 * frv-sim.h (FRV_INSN_FETCH_BUFFER): New struct type.
827 (frv_insn_fetch_buffer): New global variable.
828
8292000-06-12 Dave Brolley <brolley@redhat.com>
830
831 * mloop.in (fetch_buffer): New static struct.
832 (@cpu@_simulate_insn_prefetch): Rewritten.
833 * cache.c (frv_cache_request_invalidate): Don't invalidate return
834 buffer.
835 (address_interference): Defer to any WAR request in either pipeline.
836
8372000-06-09 Dave Brolley <brolley@redhat.com>
838
839 * pipeline.c (insns_in_slot): New Array.
840 (frv_pipeline_add_insn): Call COUNT_INSNS_IN_SLOT.
841 * options.c (frv_options): Remove 'NONBLOCK' argument from data-cache
842 option.
843 (parse_cache_option): New function.
844 (frv_option_handler): Call parse_cache_option.
845 * frv.c (vliw_branch_taken): New variable.
846 (vliw_load_stall): New variable.
847 (handle_resource_wait): Update vliw_load_stall.
848 (frvbf_model_insn_before): Initialize vliw_branch_taken and
849 vliw_load_stall.
850 (frvbf_model_insn_after): Increment PROFILE_MODEL_LOAD_STALL_CYCLES.
851 (load_wait_for_FR): Update vliw_load_stall.
852 (load_wait_for_GR): Update vliw_load_stall.
853 (load_wait_for_FRdouble): Update vliw_load_stall.
854 (load_wait_for_GRdouble): Update vliw_load_stall.
855 (frvbf_model_fr500_u_branch): Count branches taken and not taken.
856 (slot_names): New static array.
857 (print_parallel): Now takes second argument 'verbose'. Print cycles per
858 VLIW insn and instructions per cycle. Also tabulate the number of insns
859 in each type of VLIW slot.
860 (frv_profile_info): Call print_parallel with new second argument.
861 * frv-sim.h (insn_in_slot): New array.
862 (COUNT_INSNS_IN_SLOT): New macro.
863 (INSNS_IN_SLOT): New macro.
864 * cache.c: Remove references to non_blocking_count. Remove references to
865 last_was_hit. Remove references to req_none.
866 (handle_req_store): Adjust statistics before requeuing the store
867 request.
868 (handle_req_WAR): Don't let the WAR request affect the cache statistics.
869 * cache.h: Remove references to non_blocking_count. Remove references to
870 last_was_hit. Remove references to req_none.
871 * model.c: Regenerate.
872
8732000-06-08 Dave Brolley <brolley@redhat.com>
874
875 * frv.c (request_complete): Copy load data from the correct return
876 buffer.
877
8782000-06-07 Dave Brolley <brolley@redhat.com>
879
880 * traps.c (frv_core_signal): Call frv_term before exiting.
881 (frv_itrap): Call frv_term before exiting.
882 (next_available_nesr): Make sure NECR is implemented before reading it.
883 (next_valid_nesr): Ditto.
884 (frvbf_check_non_excepting_load): Ditto.
885 (frvbf_clear_ne_flags): Ditto.
886 (frvbf_commit): Ditto.
887 (frvbf_check_recovering_store): Delay cache operation if 'model_insn'.
888 * sim-main.h (_sim_cpu): Add load_address, load_length, load_flag and
889 store_flag members.
890 (CPU_LOAD_ADDRESS): New macro.
891 (CPU_LOAD_LENGTH): New macro.
892 (CPU_LOAD_SIGNED): New macro.
893 (CPU_LOAD_LOCK): New macro.
894 * reset.c (frv_term): New function.
895 (frv_power_on_reset): Use SETMEMSI if the cache is not enabled.
896 (frv_hardware_reset): Use SETMEMSI if the cache is not enabled.
897 (frv_software_reset): Use SETMEMSI if the cache is not enabled.
898 * mloop.in (execute): Call FRV_COUNT_CYCLES to decide whether to model
899 the insn. Model the insn in two passes. One before and one after
900 execution.
901 (cache_reqno): new static variable.
902 (@cpu@_simulate_insn_prefetch): Model fetch latency by waiting for the
903 cache rather than assuming a fixed latency.
904 (xinit): Turn on PROFILE_MODEL_P before each vliw insn if the timer is
905 enabled so that modeling data is collected by cgen during execution.
906 (full-exec): Restore PROFILE_MODEL_P after each vliw insn.
907 * memory.c (data_non_cache_access): Removed.
908 (insn_non_cache_access): Removed.
909 (frvbf_read_mem_QI): Delay read operation if 'model_insn'.
910 (frvbf_read_mem_UQI): Delay read operation if 'model_insn'.
911 (frvbf_read_mem_HI): Delay read operation if 'model_insn'.
912 (frvbf_read_mem_UHI): Delay read operation if 'model_insn'.
913 (frvbf_read_mem_SI): Delay read operation if 'model_insn'.
914 (frvbf_read_mem_DI): Delay read operation if 'model_insn'.
915 (frvbf_read_mem_DF): Delay read operation if 'model_insn'.
916 (frvbf_read_imem_USI): Read the cache or ememory passively.
917 (frvbf_write_mem_QI): Don't check for non-cache access here.
918 (frvbf_write_mem_UQI): Call frvbf_write_mem_QI.
919 (frvbf_write_mem_HI): Don't check for non-cache access here.
920 (frvbf_write_mem_UHI): Call frvbf_write_mem_QI.
921 (frvbf_write_mem_SI): Don't check for non-cache access here.
922 (frvbf_write_mem_DI): Don't check for non-cache access here.
923 (frvbf_write_mem_DF): Don't check for non-cache access here.
924 (frvbf_mem_set_QI): Use cycle-accurate cache write if 'model_insn'.
925 (frvbf_mem_set_HI): Use cycle-accurate cache write if 'model_insn'.
926 (frvbf_mem_set_SI): Use cycle-accurate cache write if 'model_insn'.
927 (frvbf_mem_set_DI): Use cycle-accurate cache write if 'model_insn'.
928 (frvbf_mem_set_DF): Use cycle-accurate cache write if 'model_insn'.
929 (frvbf_mem_set_XI): Use cycle-accurate cache write if 'model_insn'.
930 * interrupts.c (check_reset): Read the cache and memory passively.
931 (frv_program_or_software_interrupt): Call frv_term before calling
932 sim_engine_halt.
933 * frv.c (all modeling functions): Break into two passes. One before
934 execuetion and one after. call load_wait_for_* for all GR and FR
935 registers.
936 (frvbf_load_quad_GR): Delay performing the load if 'model_insn'.
937 (frvbf_load_quad_FRint): Delay performing the load if 'model_insn'.
938 (frvbf_load_quad_CPR): Delay performing the load if 'model_insn'.
939 (frvbf_insn_cache_preload): Delay cache operation if 'model_insn'.
940 (frvbf_data_cache_preload): Delay cache operation if 'model_insn'.
941 (frvbf_insn_cache_unlock): Delay cache operation if 'model_insn'.
942 (frvbf_data_cache_unlock): Delay cache operation if 'model_insn'.
943 (frvbf_insn_cache_invalidate): Delay cache operation if 'model_insn'.
944 (frvbf_data_cache_invalidate): Delay cache operation if 'model_insn'.
945 (frvbf_data_cache_flush): Delay cache operation if 'model_insn'.
946 (model_insn): New global variable.
947 (fr_ptime): New array.
948 (cache_request): New enumeration.
949 (CACHE_QUEUE_ELEMENT): New struct type.
950 (CACHE_QUEUE_SIZE): New macro.
951 (cache_queue): New static struct.
952 (request_cache_load): New function.
953 (request_cache_flush): New function.
954 (request_cache_invalidate): New function.
955 (request_cache_preload): New function.
956 (request_cache_unlock): New function.
957 (submit_cache_request): New function.
958 (activate_cache_requests): New function.
959 (load_pending_for_register): New function.
960 (flush_pending_for_address): New function.
961 (remove_cache_queue_element): New function.
962 (copy_load_data): New function.
963 (request_complete): New function.
964 (run_caches): New function.
965 (frv_model_trace_wait_cycles): New function.
966 (wait_for_flush): New function.
967 (frvbf_model_insn_before): Insn prefect wait now modeled in
968 frvbf_simulate_insn_prefetch. Incremement vliw_insns here. Call
969 wait_for_flush.
970 (frvbf_model_insn_after): Call activate_cache_requests. Don't increment
971 vliw_insns here anymore.
972 (update_FR_latency_for_load): New function.
973 (update_FRdouble_latency_for_load): New function.
974 (update_FR_ptime): New function.
975 (update_FRdouble_ptime): New function.
976 (update_GR_latency_for_swap): New function.
977 (load_wait_for_GR): New function.
978 (load_wait_for_FR): New function.
979 (load_wait_for_GRdouble): New function.
980 (load_wait_for_FRdouble): New function.
981 (frvbf_model_fr500_u_ici): New function.
982 (frvbf_model_fr500_u_dci): New function.
983 (frvbf_model_fr500_u_dcf): New function.
984 (frvbf_model_fr500_u_icpl): New function.
985 (frvbf_model_fr500_u_dcpl): New function.
986 (frvbf_model_fr500_u_icul): New function.
987 (frvbf_model_fr500_u_dcul): New function.
988 * frv-sim.h (frv_term): New function.
989 (insn_non_cache_access): Removed.
990 (FRV_COUNT_CYCLES): New macro.
991 (frv_save_peofile_model_p): New global variable.
992 (model_insn): New enumerated global variable.
993 (frv_model_advance_cycles): New function.
994 (frv_model_trace_wait_cycles): New function.
995 * cache.h (FRV_CACHE_REQUEST_KIND): New enumeration.
996 (FRV_CACHE_WAR_REQUEST): New struct type.
997 (FRV_CACHE_STORE_REQUEST): New struct type.
998 (FRV_CACHE_INVALIDATE_REQUEST): New struct type.
999 (FRV_CACHE_PRELOAD_REQUEST): New struct type.
1000 (FRV_CACHE_REQUEST): New struct type.
1001 (FRV_CACHE_RETURN_BUFFER): New struct type.
1002 (FRV_CACHE_FLUSH_STATUS): New struct type.
1003 (FRV_CACHE_STATUS): New struct type.
1004 (FRV_CACHE_STAGE): New struct type.
1005 (FRV_CACHE_STAGES): New enumeration.
1006 (FRV_CACHE_WAR): New struct type.
1007 (FRV_CACHE_PIPELINE): New struct type.
1008 (FRV_CACHE_ARS): New struct type.
1009 (FRV_CACHE_STATISTICS): New struct type.
1010 (FRV_CACHE): Add pipeline, statistics, BARS and NARS.
1011 (CACHE_RETURN_DATA): 'return_buffer' is now within 'status'.
1012 (CACHE_RETURN_DATA_ADDRESS): New macro.
1013 (frv_cache_read): Now takes pipe index as second argument.
1014 (frv_cache_enabled): New function.
1015 (frv_cache_request_load): New function.
1016 (frv_cache_request_store): New function.
1017 (frv_cache_request_invalidate): New function.
1018 (frv_cache_request_preload): New function.
1019 (frv_cache_request_unlock): New function.
1020 (frv_cache_run): New function.
1021 (frv_cache_read_passive_SI): New function.
1022 (frv_cache_data_in_buffer): New function.
1023 (frv_cache_data_flushed): New function.
1024 * cache.c (frv_cache_init): Initialize pipelines and xARS registers.
1025 (frv_cache_enabled): New function.
1026 (non_cache_access): New function.
1027 (write_data_to_memory): Count write accesses for each mode. Write to
1028 memory using sim_core_write_unaligned_1;
1029 (read_data_from_memory): New function.
1030 (fill_line_from_memory): Use read_data_from_memory.
1031 (copy_line_to_return_buffer): New function.
1032 (copy_memory_to_return_buffer): New function.
1033 (set_return_buffer_reqno): New function.
1034 (frv_cache_read): Now takes pipe index as second argument. Check for
1035 non-cache access.
1036 (frv_cache_preload): Check for non-cache access.
1037 (frv_cache_unlock): Check for non-cache access.
1038 (invalidate_return_buffer): New function.
1039 (frv_cache_invalidate): Check for non-cache access.
1040 (convert_slot_to_index): New function.
1041 (FREE_CHAIN_SIZE): New macro.
1042 (frv_cache_request_free_chain): New static variable.
1043 (frv_store_request_free_chain): New static variable.
1044 (allocate_new_cache_requests): New function.
1045 (new_cache_request): New function.
1046 (free_cache_request): New function.
1047 (new_store_request): New function.
1048 (pipeline_remove_request): New function.
1049 (pipeline_add_request): New function.
1050 (pipeline_requeue_request): New function.
1051 (next_priority): New function.
1052 (add_WAR_request): New function.
1053 (pipeline_next_request): New function.
1054 (pipeline_stage_request): New function.
1055 (advance_pipelines): New function.
1056 (frv_cache_request_load): New function.
1057 (frv_cache_request_store): New function.
1058 (frv_cache_request_invalidate): New function.
1059 (frv_cache_request_preload): New function.
1060 (frv_cache_request_unlock): New function.
1061 (address_interference): New function.
1062 (wait_for_WAR): New function.
1063 (wait_in_WAR): New function.
1064 (handle_req_load): New function.
1065 (handle_req_preload): New function.
1066 (handle_req_store): New function.
1067 (handle_req_invalidate): New function.
1068 (handle_req_unlock): New function.
1069 (handle_req_WAR): New function.
1070 (arbitrate_requests): New function.
1071 (move_ARS_to_WAR): New function.
1072 (decrease_latencies): New function.
1073 (frv_cache_run): New function.
1074 (frv_cache_read_passive_SI): New function.
1075 (frv_cache_data_in_buffer): New function.
1076 (frv_cache_data_flushed): New function.
1077 * arch.h,decode.c,decode.h,model.c,sem.c: Rebuild.
1078
1079Wed May 24 14:40:34 2000 Andrew Cagney <cagney@b1.cygnus.com>
1080
1081 * configure: Regenerated to track ../common/aclocal.m4 changes.
1082
10832000-05-19 Dave Brolley <brolley@redhat.com>
1084
1085 * traps.c (frv_rett): Check for exceptions in the order specified in the
1086 architecture spec. Allow privileged_instruction interrrupt to be handled
1087 normally.
1088 * registers.c (frv_register_control_init): Handle bfd_mach_frvtomcat.
1089 * frv.c (frvbf_signed_integer_divide): Use updated dtt to decide whether
1090 to clear the NE flag.
1091 (frvbf_model_tomcat_u_exec): New function.
1092 * frv-sim.h (frvbf_division_exception): Now returns updated dtt.
1093 * Makefile.in (stamp-cpu): Add 'tomcat' to 'mach' value.
1094 * arch.c,arch.h,cpu.h,cpuall.h,model.h,decode.c,sem.c: Regenerate.
1095
10962000-05-18 Dave Brolley <brolley@redhat.com>
1097
1098 * sim-if.c (elf-bfd.h): #include it.
1099 (sim_open): Set machine amd architecture based on elf flags.
1100
11012000-04-04 Dave Brolley <brolley@redhat.com>
1102
1103 * frv-sim.h (frv_h_psr_esr_set_handler): Removed.
1104 Delete '#if 0' blocks.
1105 * frv.c: Delete '#if 0' blocks.
1106 (spr_psr_set_handler): Remove special handling for circular referencing of handlers for
1107 PSR.S and PSR.ESR.
1108 (frv_h_psr_esr_set_handler): Removed.
1109 * interrupts.c: Delete '#if 0' blocks.
1110 * memory.c: Delete '#if 0' blocks.
1111 * cpu.c,cpu.h: Regenerate.
1112
11132000-04-03 Dave Brolley <brolley@redhat.com>
1114
1115 * traps.c (frvbf_check_recovering_store): Invalidate data cache line
1116 containing the target address.
1117 (clear_nesr_neear): No longer takes hi_available and lo_available.
1118 Remove bogus check for available GR registers.
1119 (frvbf_clear_ne_flags): Update call to clear_nesr_neear.
1120 (frvbf_commit): Update call to clear_nesr_neear.
1121 * interrupts.c (next_available_esr): Removed.
1122 (next_available_edr): Removed.
1123 (next_available_fq): Removed.
1124 * frv.c (frvbf_fetch_register): Remove "FIXME" comment.
1125 (frvbf_store_register): Remove "FIXME" comment.
1126 * frv-sim.h (UART_INCHAR_ADDR): Removed.
1127 (UART_OUTCHAR_ADDR): Removed.
1128 (UART_STATUS_ADDR): Removed.
1129 (UART_INPUT_READY): Removed.
1130 (UART_OUTPUT_READY): Removed.
1131 (FRV_DEVICE_ADDR): Removed.
1132 (FRV_DEVICE_LEN): Removed.
1133 (SET_NESR): Call frvbf_force_update.
1134 (SET_NEEAR): Call frvbf_force_update.
1135 (SET_NE_FLAGS): Call frvbf_force_update.
1136
11372000-03-30 Dave Brolley <brolley@redhat.com>
1138
1139 * configure: Regenerated.
1140
11412000-03-30 Dave Brolley <brolley@redhat.com>
1142
1143 * registers.c (fr500_spr): Define ESR14-15 and EPCSR14-15 for fr500.
1144 * memory.c (frvbf_write_mem_*): Save slot containing the insn
1145 performing the write.
1146 (frvbf_mem_set_*): Overwrite the slot information of the interrupt
1147 queue element with the information in the interrupt state.
1148 * interrupts.c (frv_queue_interrupt): Call frv_set_interrupt_queue_slot.
1149 (frv_queue_fp_exception_interrupt): Initialize 'new_element'.
1150 (frv_set_interrupt_queue_slot): New function.
1151 (esr_for_data_access_exception): New function.
1152 (set_edr_register): edr_index is now passed in.
1153 (fq_for_exception): New function.
1154 (set_fp_exception_registers): Call fq_for_exception. Interrupt queue
1155 element now passed in.
1156 (set_exception_status_registers): Obtain slot from interrupt queue
1157 element. Call esr_for_data_access_exception. Use ESR14
1158 for data_store_error. Use ESR15 for data_access_error. Use EDR0.
1159 (frv_save_data_written_for_interrupts): Save slot containing the insn
1160 performing the write.
1161 * frv-sim.h (struct frv_fp_exception_info): Use frv_fsr_traps and
1162 frv_fsr_ftt.
1163 (struct frv_interrupt_state): Add 'slot' field.
1164 (frv_set_interrupt_queue_slot): New function.
1165 (frv_set_write_queue_slot): New function.
1166
11672000-03-24 Dave Brolley <brolley@redhat.com>
1168
1169 * mloop.in (_parallel_write_init): Initialize
1170 frv_interrupt_state.imprecise_interrupt.
1171 (_parallel_write_queued): After an imprecise interrupt, only perform
1172 forced writes and floating point writes (for certain exceptions).
1173 * interrupts.c (handle_interrupt): Set
1174 frv_interrupt_state.imprecise_interrupt for writeback after an imprecise
1175 interrupt.
1176 (frv_process_interrupts): No need to clear f_ne_flags.
1177 * frv.c (frvbf_signed_integer_divide): Queue writes to GR registers and
1178 force them to happen even if there is an overflow exception.
1179 (frvbf_force_update): New function.
1180 * frv-sim.h (frvbf_force_update): New function.
1181 (struct frv_interrupt_state): Add imprecise_interrupt.
1182 (FRV_WRITE_QUEUE_FORCE_WRITE): New macro.
1183 * sem.c: Regenerate.
1184
11852000-03-23 Dave Brolley <brolley@redhat.com>
1186
1187 * traps.c (frv_rett): Queue FRV_ILLEGAL_INSTRUCTION directly.
1188 * registers.c (frv_spr): MCIRL -> MCILR.
1189 * interrupts.c (frv_queue_non_implemented_instruction_interrupt):
1190 New function.
1191 (frv_detect_insn_access_interrupts):
1192 Call frv_queue_non_implemented_instruction_interrupt.
1193 (frv_process_interrupts): Clear accumulated NE flags.
1194 * frv.c (frvbf_media_cop): New function.
1195 (frvbf_set_ne_index): Now takes (SIM_CPU *) as first argument. Clear
1196 the NE flag of the given target register.
1197 (frvbf_model_fr500_u_float_arith): Account for FRdouble registers.
1198 (frvbf_model_fr500_u_float_dual_arith): Account for FRdouble registers.
1199 (frvbf_model_fr500_u_float_dual_sqrt): New function.
1200 (frvbf_model_fr500_u_float_convert): Account for FRdouble registers.
1201 (frvbf_model_fr500_u_float_dual_convert): New function.
1202 * frv-sim.h (frvbf_media_cop): New function.
1203 (GET_FQ): Use H_SPR_FQST0.
1204 (SET_FQ): Use H_SPR_FQST0.
1205 (SET_FQ_OPC): Use J_SPR_FQOP0.
1206 (GET_MSR_EMCI): New macro.
1207 (frv_queue_non_implemented_instruction_interrupt): New function.
1208 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1209
12102000-03-08 Dave Brolley <brolley@redhat.com>
1211
1212 * traps.c (frv_rett): Align new_pc.
1213 * memory.c (frvbf_read_mem_HI): Align address.
1214 (frvbf_read_mem_UHI): Align address.
1215 (frvbf_read_mem_SI): Align address.
1216 (frvbf_read_mem_DI): Align address.
1217 (frvbf_read_mem_DF): Align address.
1218 (frvbf_read_imem_USI): Align address.
1219 (frvbf_mem_set_HI): Align address.
1220 (frvbf_mem_set_SI): Align address.
1221 (frvbf_mem_set_DI): Align address.
1222 (frvbf_mem_set_DF): Align address.
1223 (frvbf_mem_set_XI): Align address.
1224 * registers.c (frv_spr): Initialize FSR0.NS to 1.
1225 (fr500_spr): Initialize FSR0.NS to 1.
1226 * interrupts.c (frv_queue_mem_address_not_aligned_interrupt): Check
1227 whether the exception is masked.
1228 * frv.c (frvbf_load_quad_GR): Align address.
1229 (frvbf_store_quad_GR): Align address.
1230 (frvbf_load_quad_FRint): Align address.
1231 (frvbf_store_quad_FRint): Align address.
1232 (frvbf_load_quad_CPR): Align address.
1233 (frvbf_store_quad_CPR): Align address.
1234 * frv-sim.h (GET_ISR_EMAM): New macro.
1235
12362000-03-08 Dave Brolley <brolley@redhat.com>
1237
1238 * traps.c (frvbf_division_exception): Check for masked overflow and
1239 set NE flags, if necessary.
1240 (frvbf_check_recovering_store): Queue writes to the hardware.
1241 (check_registers_available): Removed.
1242 (which_registers_available): Call frv_{fr,gr}_registers_available.
1243 (frvbf_clear_ne_flags): Call check_register_access.
1244 (frvbf_commit): Call check_register_access.
1245 * registers.h (frv_fr_registers_available): New function.
1246 (frv_gr_registers_available): New function.
1247 (frv_check_register_access): New function.
1248 (frv_check_gr_access): New function.
1249 (frv_check_fr_access): New function.
1250 * registers.c (frv_spr): Correct initial value of ISR.
1251 (fr500_spr): Correct initial value of ISR.
1252 (frv_fr_registers_available): New function.
1253 (frv_gr_registers_available): New function.
1254 (frv_check_register_access): New function.
1255 (frv_check_gr_access): New function.
1256 (frv_check_fr_access): New function.
1257 * interrupts.c (frv_queue_division_exception_interrupt): New function.
1258 (set_isr_exception_fields): New function.
1259 (set_exception_status_registers): Set ISR fields for division exception.
1260 (frv_save_data_written_for_interrupts): Handle CGEN_FN_SF_WRITE.
1261 * frv.c (frvbf_h_gr_get_handler): New function.
1262 (frvbf_h_gr_set_handler): New function.
1263 (frvbf_h_fr_get_handler): New function.
1264 (frvbf_h_fr_set_handler): New function.
1265 (frvbf_h_spr_get_handler): Remove special handling for ISR.
1266 (frvbf_h_spr_set_handler): Remove special handling for ISR.
1267 (spr_isr_get_handler): Removed.
1268 (spr_isr_set_handler): Removed.
1269 (frvbf_signed_integer_divide): New funciton.
1270 (frvbf_unsigned_integer_divide): New funciton.
1271 * frv-sim.h (frvbf_h_gr_get_handler): New function.
1272 (frvbf_h_gr_set_handler): New function.
1273 (frvbf_h_fr_get_handler): New function.
1274 (frvbf_h_fr_set_handler): New function.
1275 (frvbf_signed_integer_divide): New funciton.
1276 (frvbf_unsigned_integer_divide): New funciton.
1277 (frv_dtt): New enumeration.
1278 (struct frv_interrupt_queue_element): Add dtt member.
1279 (GET_ISR): New macro.
1280 (SET_ISR): New macro.
1281 (GET_ISR_EDEM): New macro.
1282 (SET_ISR_DTT): New macro.
1283 (SET_ISR_AEXC): New macro.
1284 (frvbf_division_exception): Add 2 'int' arguments.
1285 (frvbf_check_non_excepting_divide): Removed.
1286 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1287
12882000-02-29 Dave Brolley <brolley@redhat.com>
1289
1290 * traps.c (frv_itrap): Use GET_H_GR, SET_H_GR, GET_H_FR.
1291 (frv_rett): Use hardware access macros. Write PSR as a whole.
1292 (next_available_nesr): Check that NECR is valid.
1293 (next_valid_nesr): Check that NECR is valid.
1294 (frvbf_check_non_excepting_load): User new NECR access macros. Don't
1295 call hardware access functions. Use cover macros.
1296 (check_registers_available): New function.
1297 (clear_nesr_near): Check register availability.
1298 (clear_ne_flags): Check register availability.
1299 (frvbf_clear_ne_flags): Check register availability.
1300 (frvbf_commit): Check register availability.
1301 (which_registers_available): New function.
1302 * sim-main.h (registers.h): #include it.
1303 (register_control): New cpu field.
1304 (CPU_REGISTER_CONTROL): New macro.
1305 * reset.c (frv_initialize): Set HSR0 fields for cache here.
1306 (frv_power_on_reset): Initialize SPR registers and RSTR.
1307 (frv_hardware_reset): Initialize SPR registers and RSTR.
1308 (frv_software_reset): Reset SPR registers and RSTR.
1309 * options.c (frv_option_handler): Don't set HSR0 fields for cache here.
1310 Call frv_cache_init.
1311 * mloop.in (main loop): Check for insn access interrupts before
1312 executing the insn.
1313 * interrupts.c (frv_queue_external_interrupt): Use GET_H_PSR_ET.
1314 (frv_detect_insn_access_interrupts): Don't call hardware access
1315 functions directly. Use cover macros.
1316 (check_reset): Don't reset RSTR here.
1317 (next_available_esr): ESFR -> ESFR_FLAG.
1318 (next_available_edr): ESFR -> ESFR_FLAG.
1319 (clear_exception_status_registers): Use GET_ESFR and SET_ESFR.
1320 ESFR -> ESFR_FLAG.
1321 (frv_break_interrupt): Don't call hardware access functions directly.
1322 Use cover macros.
1323 (frv_program_or_software_interrupt): Ditto.
1324 (frv_external_interrupt): Ditto.
1325 * frv.c (frvbf_fetch_register): Don't call 'get' functions directly.
1326 (frvbf_store_register): Don't call 'set' functions directly.
1327 (frvbf_h_gr_double_get_handler): Use GET_H_GR.
1328 (frvbf_h_gr_double_set_handler): Use SET_H_GR.
1329 (frvbf_h_fr_double_get_handler): Use GET_H_FR.
1330 (frvbf_h_fr_double_set_handler): Use SET_H_FR.
1331 (frvbf_h_fr_int_get_handler): Use GET_H_FR.
1332 (frvbf_h_fr_int_set_handler): Use SET_H_FR.
1333 (frvbf_h_cpr_double_get_handler): Use GET_H_CPR.
1334 (frvbf_h_cpr_double_set_handler): Use SET_H_CPR.
1335 (frvbf_h_gr_quad_set_handler): Use SET_H_GR.
1336 (frvbf_h_fr_quad_set_handler): Use SET_H_FR.
1337 (frvbf_h_spr_get_handler): Check SPR access. Call renamed functions.
1338 Support shadow registers.
1339 (frvbf_h_spr_set_handler): Check SPR access. Call renamed functions.
1340 Support shadow registers.
1341 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1342 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1343 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1344 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1345 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1346 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1347 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1348 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1349 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1350 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1351 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1352 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1353 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1354 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1355 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1356 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1357 (frvbf_h_psr_esr_set_handler): Update to conform to FRV architecture
1358 version 1.3a.
1359 (spr_ccr_get_handler): Don't reference the hardware directly.
1360 (spr_ccr_set_handler): Don't reference the hardware directly.
1361 (spr_cccr_get_handler): Don't reference the hardware directly.
1362 (spr_cccr_set_handler): Don't reference the hardware directly.
1363 (spr_sr_get_handler): New function.
1364 (spr_sr_set_handler): New function.
1365 (frvbf_switch_supervisor_user_context): Temporarily switch to
1366 supervisor mode.
1367 (frvbf_store_quad_GR): Don't call handler directly.
1368 (frvbf_store_quad_FRint): Don't call handler directly.
1369 (frvbf_store_quad_CPR): Don't call handler directly.
1370 (frvbf_clear_all_accumulators): Removed.
1371 (frvbf_clear_accumulators): New function.
1372 (frvbf_model_fr500_u_media): Expand busy_adjustment to 8 members.
1373 Account for in_ACCGi and out_ACCGk.
1374 * frv-sim.h (RSTR_HARDWARE_RESET): New macro.
1375 (RSTR_SOFTWARE_RESET): New macro.
1376 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1377 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1378 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1379 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1380 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1381 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1382 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1383 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1384 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1385 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1386 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1387 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1388 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1389 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1390 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1391 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1392 (frvbf_clear_all_accumulators): Removed.
1393 (frvbf_clear_accumulators): New function.
1394 (GET_HSR0): Use GET_H_SPR.
1395 (SET_HSR0): Use SET_H_SPR.
1396 (CLEAR_HSR0_ICE): New macro.
1397 (CLEAR_HSR0_DCE): New macro.
1398 (GET_IHSR8): Use GET_H_SPR.
1399 (GET_PSR): New macro.
1400 (SET_PSR_ET): New macro.
1401 (GET_PSR_PS): New macro.
1402 (SET_PSR_S): New macro.
1403 (GET_ESFR): Changed to reference entire register.
1404 (SET_ESFR): Changed to reference entire register.
1405 (GET_ESFR_FLAG): New macro.
1406 (SET_ESFR_FLAG): New macro.
1407 (NECR_ELOS): Removed.
1408 (NECR_NEN): Removed.
1409 (NECR_VALID): Removed.
1410 (GET_NECR): New macro.
1411 (GET_NECR_ELOS): New macro.
1412 (GET_NECR_NEN): New macro.
1413 (GET_NECR_VALID): New macro.
1414 (NESR_RANGE): Removed.
1415 (GET_NESR): Use GET_H_SPR.
1416 (GET_NE_FLAGS): Use GET_H_SPR.
1417 * cache.h (CACHE_INITIALIZED): New macro.
1418 * Makefile.in (SIM_OBJS): Add registers.o.
1419 (SIM_EXTRA_DEPS): Add registers.h.
1420 (registers.o): New target.
1421 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1422
14232000-02-17 Dave Brolley <brolley@redhat.com>
1424
1425 * interrupts.c (frv_interrupt_table): Update priority order and handler
1426 offsets to conform to the architecture version 1.3a.
1427 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1428 to the architecture version 1.3a.
1429
14302000-02-17 Dave Brolley <brolley@redhat.com>
1431
1432 * interrupts.c (frv_interrupt_table): Update priority order and handler
1433 offsets to conform to the latest specifications.
1434 (frv_queue_interrupt): Correct comment. Identical interrupts can be
1435 queued. New variable 'iclass' used to test for external interrupts.
1436 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1437 to the latest specifications.
1438
14392000-01-20 Dave Brolley <brolley@redhat.com>
1440
1441 * sim-if.c (sim_open): Move frv-specific initialization to
1442 frv_initialize in reset.c.
1443 * interrupts.c (check_reset): Use RSTR_ADDRESS. Check and reset RSTR
1444 status bits for hardware vs software reset.
1445 * reset.c: New file.
1446 * frv-sim.h (frv_initialize): New function.
1447 (frv_power_on_reset): New function.
1448 (frv_hardware_reset): New function.
1449 (frv_software_reset): New function.
1450 (RSTR_ADDRESS): New macro.
1451 (RSTR_INITIAL_VALUE): New macro.
1452 (GET_RSTR_HR): New macro.
1453 (GET_RSTR_SR): New macro.
1454 (SET_RSTR_H): New macro.
1455 (SET_RSTR_S): New macro.
1456 (CLEAR_RSTR_P): New macro.
1457 (CLEAR_RSTR_H): New macro.
1458 (CLEAR_RSTR_S): New macro.
1459 (CLEAR_RSTR_HR): New macro.
1460 (CLEAR_RSTR_SR): New macro.
1461
14622000-01-03 Dave Brolley <brolley@cygnus.com>
1463
1464 * mloop.in (execute): Only call modeling function if the pointer is not
1465 NULL.
1466 * frv.c (frvbf_model_insn_after): Only access FR500_MODEL_DATA for
1467 fr500.
1468
14692000-01-03 Dave Brolley <brolley@cygnus.com>
1470
1471 * options.c (OPTION_FRV_MEMORY_LATENCY): New enumerator.
1472 (frv_options): Add --memory-latency.
1473 (frv_option_handler): Handle FRV_OPTION_MEMORY_LATENCY.
1474 * mloop.in (@cpu@_simulate_insn_prefetch): Use cache memory_latency.
1475 * frv.c (SET_ACC_USE_IS_MEDIA_P1): operate on d->curr_acc_p1
1476 (SET_ACC_USE_NOT_MEDIA_P1): operate on d->curr_acc_p1
1477 (SET_ACC_USE_IS_MEDIA_P2): operate on d->curr_acc_p1
1478 (SET_ACC_USE_NOT_MEDIA_P2): operate on d->curr_acc_p1
1479 (update_latencies): Only clear usage flags if the register has no
1480 target latency.
1481 (frvbf_model_insn_before): Update cur_acc_p1 and cur_acc_p2. Use | (or)
1482 not |= (or assgnment).
1483 (frvbf_model_insn_after): Print post processing wait for all insns.
1484 Update prev_acc_p1 and prev_acc_p2.
1485 (frvbf_model_fr500_u_gr_load_store): Use cache memory_latency.
1486 (frvbf_model_fr500_u_fr_load_store): Use cache memory_latency.
1487 (frvbf_model_fr500_u_swap): Use cache memory_latency.
1488 (frvbf_model_fr500_u_media): Use busy_adjustment[4] for out_ACC40Sk.
1489 (frvbf_model_fr500_u_media): Use busy_adjustment[5] for out_ACC40Uk.
1490 (frvbf_model_fr500_u_media_quad_arith): New function.
1491 (frvbf_model_fr500_u_media_dual_mul): New function.
1492 (frvbf_model_fr500_u_media_quad_mul): New function.
1493 (frvbf_model_fr500_u_media_quad_complex): New function.
1494 (frvbf_model_fr500_u_media_dual_expand): New function.
1495 (frvbf_model_fr500_u_media_dual_unpack): New function.
1496 (frvbf_model_fr500_u_media_dual_btoh): New function.
1497 (frvbf_model_fr500_u_media_dual_htob): New function.
1498 (frvbf_model_fr500_u_media_dual_btohe): New function.
1499 (frv_ref_SI): New function.
1500 * cache.h (FRV_CACHE): Add memory_latency field.
1501 * cache.c (frv_cache_init): Initialize memory_latency.
1502 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1503
15041999-12-17 Dave Brolley <brolley@cygnus.com>
1505
1506 * sim-if.c (sim_open): Initialize insn prefetch and reset register.
1507 * options.c (OPTIONS_FRV_PROFILE_CACHE): New enumeration.
1508 (OPTIONS_FRV_PROFILE_PARALLEL): New enumeration.
1509 (OPTIONS_FRV_TIMER): New enumeration.
1510 (frv_options): Add --profile-cache, --profile-parallel, --timer.
1511 (frv_option_handler): Override common implementation of -p. Handle
1512 --profile-cache, --profile-parallel, --timer.
1513 * mloop.in (execute): Call profiling functions if the timer interrupt
1514 is enabled.
1515 (@cpu@_simulate_insn_prefetch): New function.
1516 (main loop): Call @cpu@_simulate_insn_prefetch.
1517 * interrupts.c (frv_queue_interrupt): Don't queue two external
1518 interrupts of the same priority.
1519 (frv_queue_external_interrupt): New function.
1520 (frv_external_interrupt): New function.
1521 (handle_interrupt): Handle external interrupts.
1522 (check_reset): New function.
1523 (frv_process_interrupts): Call check_reset.
1524 * frv.c: Include "bfd.h"
1525 (frvbf_h_psr_get_handler): Set the PIL field.
1526 (frvbf_h_psr_set_handler): Get the PIL field.
1527 (DUAL_REG): New macro.
1528 (DUAL_DOUBLE): New macro.
1529 (SET_USE_IS_FPOP): New macro.
1530 (SET_USE_NOT_FPOP): New macro.
1531 (USE_IS_FPOP): New macro.
1532 (SET_USE_IS_MEDIA): New macro.
1533 (SET_USE_NOT_MEDIA): New macro.
1534 (USE_IS_MEDIA_P1): New macro.
1535 (SET_USE_IS_MEDIA_P1): New macro.
1536 (SET_USE_NOT_MEDIA_P1): New macro.
1537 (SET_USE_IS_MEDIA_P2): New macro.
1538 (SET_USE_NOT_MEDIA_P2): New macro.
1539 (USE_IS_MEDIA_P2): New macro.
1540 (SET_ACC_USE_IS_MEDIA_P1): New macro.
1541 (SET_ACC_USE_NOT_MEDIA_P1): New macro.
1542 (ACC_USE_IS_MEDIA_P1): New macro.
1543 (SET_ACC_USE_IS_MEDIA_P2): New macro.
1544 (SET_ACC_USE_NOT_MEDIA_P2): New macro.
1545 (ACC_USE_IS_MEDIA_P2): New macro.
1546 (RESOURCE_IDIV): New macro.
1547 (RESOURCE_FDIV): New macro.
1548 (RESOURCE_SQRT): New macro.
1549 (fr_busy_adjust): New array.
1550 (acc_busy_adjust): New array.
1551 (apply_latency_adjustments): New function.
1552 (update_latencies): New function.
1553 (handle_wait_cycles): New function.
1554 (handle_resource_wait): New function.
1555 (update_target_latencies): New function.
1556 (frvbf_model_insn_before): Add resource latency to cycle counts.
1557 (frvbf_model_insn_after): Add resource latency to cycle counts.
1558 (update_GR_latency): New function.
1559 (update_GRdouble_latency): New function.
1560 (update_FR_latency): New function.
1561 (update_FRdouble_latency): New function.
1562 (decrease_ACC_busy): New function.
1563 (decrease_FR_busy): New function.
1564 (increase_FR_busy): New function.
1565 (update_ACC_latency): New function.
1566 (update_CCR_latency): New function.
1567 (update_idiv_resource_latency): New function.
1568 (update_fdiv_resource_latency): New function.
1569 (update_fsqrt_resource_latency): New function.
1570 (vliw_wait_for_GR): New function.
1571 (vliw_wait_for_GRdouble): New function.
1572 (vliw_wait_for_FR): New function.
1573 (vliw_wait_for_FRdouble): New function.
1574 (vliw_wait_for_CCR): New function.
1575 (vliw_wait_for_ACC): New function.
1576 (vliw_wait_for_idiv_resource): New function.
1577 (vliw_wait_for_fdiv_resource): New function.
1578 (vliw_wait_for_fsqrt_resource): New function.
1579 (enforce_full_fr_latency): New function.
1580 (frvbf_model_fr500_u_exec): New function.
1581 (frvbf_model_fr500_u_integer): New function.
1582 (frvbf_model_fr500_u_imul): New function.
1583 (frvbf_model_fr500_u_idiv): New function.
1584 (frvbf_model_fr500_u_branch): New function.
1585 (frvbf_model_fr500_u_set_hilo): New function.
1586 (frvbf_model_fr500_u_gr_load_store): New function.
1587 (frvbf_model_fr500_u_fr_load_store): New function.
1588 (frvbf_model_fr500_u_swap): New function.
1589 (frvbf_model_fr500_u_fr2fr): New function.
1590 (frvbf_model_fr500_u_fr2gr): New function.
1591 (frvbf_model_fr500_u_spr2gr): New function.
1592 (frvbf_model_fr500_u_gr2fr): New function.
1593 (frvbf_model_fr500_u_gr2spr): New function.
1594 (post_wait_for_FR): New function.
1595 (post_wait_for_FRdouble): New function.
1596 (post_wait_for_ACC): New function.
1597 (post_wait_for_CCR): New function.
1598 (post_wait_for_fdiv): New function.
1599 (post_wait_for_fsqrt): New function.
1600 (adjust_float_register_busy): New function.
1601 (adjust_double_register_busy): New function.
1602 (restore_float_register_busy): New function.
1603 (restore_double_register_busy): New function.
1604 (frvbf_model_fr500_u_float_arith): New function.
1605 (frvbf_model_fr500_u_float_dual_arith): New function.
1606 (frvbf_model_fr500_u_float_div): New function.
1607 (frvbf_model_fr500_u_float_sqrt): New function.
1608 (frvbf_model_fr500_u_float_compare): New function.
1609 (frvbf_model_fr500_u_float_dual_compare): New function.
1610 (frvbf_model_fr500_u_float_convert): New function.
1611 (frvbf_model_fr500_u_media): New function.
1612 (frvbf_model_fr500_u_barrier): New function.
1613 (frvbf_model_fr500_u_membar): New function.
1614 * frv-sim.h (LEUINT): New macro.
1615 (GET_HSR0_SA): New macro.
1616 (struct frv_interrupt_timer): New struct.
1617 (struct frv_interrupt_state): Add timer fiield.
1618 (frv_queue_external_interrupt): New function.
1619 (frv_external_interrupt): New function.
1620 (frv_profile_info): New function.
1621 (PROFILE_CACHE_IDX): New enumerator.
1622 (PROFILE_PARALLEL_IDX): New enumerator.
1623 (PROFILE_cache): New macro.
1624 (PROFILE_parallel): New macro.
1625 (WITH_PROFILE_CACHE_P): New macro.
1626 (WITH_PROFILE_PARALLEL_P): New macro.
1627 * cache.h (FRV_CACHE): Add last_was_hit field.
1628 * cache.c (get_tag): Use new last_was_hit field.
1629 (frv_cache_read): Ditto.
1630 (frv_cache_write): Ditto.
1631 * arch.h,cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1632
16331999-12-13 Dave Brolley <brolley@cygnus.com>
1634
1635 * frv.c (frvbf_h_spr_set_handler): Handle accumulator guards.
1636 (frvbf_clear_all_accumulators): Pass frvbf_h_acc40S_set to
1637 sim_queue_fn_di_write.
1638 (frvbf_media_cut_ss): New function.
1639 * frv-sim.h (frvbf_media_cut_ss): New function.
1640 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1641
16421999-12-13 Dave Brolley <brolley@cygnus.com>
1643
1644 * pipeline.c (check_insn_major_constraints): F-4, F-8 and M-8 have
1645 no constraints.
1646 * interrupts.c (frv_queue_illegal_instruction_interrupt): Use
1647 FRV_IS_FLOAT_INSN and FRV_IS_MEDIA_INSN.
1648 (frv_detect_insn_access_interrupts): Use FRV_IS_FLOAT_INSN and
1649 FRV_IS_MEDIA_INSN.
1650 * frv.c (frvbf_model_simple_u_exec): New function.
1651 * frv-sim.h (FRV_IS_FLOAT_INSN): Range includes F-8.
1652 (FRV_IS_MEDIA_INSN): Range includes M-8.
1653
1654 * Makefile.in (stamp-cpu): add 'simple' to the list of machines.
1655 * arch.c,arch.h,cpu.h,cpuall.h,decode.c,decode.h,model.c,sem.c:
1656 Regenerate.
1657
16581999-12-10 Dave Brolley <brolley@cygnus.com>
1659
1660 * traps.c (check_registers_available): New function.
1661 (clear_ne_flags): Generate register_exception if register(s) not
1662 available.
1663 (frvbf_commit): Generate register_exception if register(s) not
1664 available.
1665 * interrupts.c (frv_program_or_software_interrupt): No need to copy
1666 GR4-GR7 to SR0-SR4.
1667 * frv.c (frvbf_h_psr_set_handler): Special handling for PSR.S and
1668 PSR.ESR.
1669 (frvbf_h_psr_s_set_handler): New function.
1670 (frvbf_h_psr_esr_set_handler): New function.
1671 (frvbf_switch_supervisor_user_context): New function.
1672 (frvbf_scan_result): Reflect latest ISA.
1673 * frv-sim.h (frvbf_h_psr_s_set_handler): New function.
1674 (frvbf_h_psr_esr_set_handler): New function.
1675 (frvbf_switch_supervisor_user_context): New function.
1676 (GET_HSR0_FRN): New Macro.
1677 (GET_HSR0_GRN): New Macro.
1678 (GET_HSR0_FRHE): New Macro.
1679 (GET_HSR0_FRLE): New Macro.
1680 (GET_HSR0_GRHE): New Macro.
1681 (GET_HSR0_GRLE): New Macro.
1682 (frv_ec): New value for FRV_EC_COMMIT_EXCEPTION.
1683 (GET_ESFR): New bit ordering.
1684 (SET_ESFR): New bit ordering.
1685 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1686
16871999-12-10 Michael Meissner <meissner@cygnus.com>
1688
1689 * Makefile.in (sim-if.o): Add eng.h dependency.
1690
16911999-12-09 Dave Brolley <brolley@cygnus.com>
1692
1693 * mloop.in (execute): Pass sc->first_insn_p to @cpu@_model_insn_before.
1694 Pass sc->last_insn_p to @cpu@_model_insn_before.
1695 (main loop): Compute sc->first_insn_p.
1696 * frv.c (frvbf_model_insn_before): Set state variables.
1697 (frvbf_model_insn_after): Count basic cycles. Set state variables.
1698 (frvbf_model_fr500_u_integer): Remove.
1699 * arch.h,cpu.h,decode.h,model.c: Regenerate.
1700
17011999-12-07 Dave Brolley <brolley@cygnus.com>
1702
1703 * sim-main.h (cache.h): Include it.
1704 (insn_cache): New member.
1705 (data_cache): New member.
1706 (CPU_INSN_CACHE): New macro.
1707 (CPU_DATA_CACHE): New macro.
1708 * sim-if.c (WANT_CPU): New macro.
1709 (WANT_CPU_FRVBF): New macro.
1710 (sim_open): Call sim_add_option_table. Call frv_cache_init for the
1711 data and insn caches for each cpu.
1712 (sim_close): Call frv_cache_term for the insn and data caches of each
1713 cpu.
1714 * mloop.in (extract): Read insn from the cache.
1715 (main loop): Access the insn cache in order to maintain stats.
1716 * memory.c (data_non_cache_access): New function.
1717 (insn_non_cache_access): New function.
1718 (frvbf_read_mem_QI): Attempt to read from the cache first.
1719 (frvbf_read_mem_UQI): Ditto.
1720 (frvbf_read_mem_HI): Ditto.
1721 (frvbf_read_mem_UHI): Ditto.
1722 (frvbf_read_mem_SI): Ditto.
1723 (frvbf_read_mem_DI): Ditto.
1724 (frvbf_read_mem_DF): Ditto.
1725 (frvbf_read_imem_USI): New function.
1726 (frvbf_write_mem_QI): Write through the cache is it is enabled.
1727 (frvbf_write_mem_UQI): Ditto.
1728 (frvbf_write_mem_HI): Ditto.
1729 (frvbf_write_mem_UHI): Ditto.
1730 (frvbf_write_mem_SI): Ditto.
1731 (frvbf_write_mem_DI): Ditto.
1732 (frvbf_write_mem_DF): Ditto.
1733 (frvbf_mem_set_QI): New function.
1734 (frvbf_mem_set_HI): New function.
1735 (frvbf_mem_set_SI): New function.
1736 (frvbf_mem_set_DI): New function.
1737 (frvbf_mem_set_DF): New function.
1738 (frvbf_mem_set_XI): New function.
1739 * interrupts.c (frv_save_data_written_for_interrupts): Handle
1740 CGEN_FN_MEM_QI_WRITE,
1741 CGEN_FN_MEM_HI_WRITE, CGEN_FN_MEM_SI_WRITE, CGEN_FN_MEM_DI_WRITE,
1742 CGEN_FN_MEM_DF_WRITE, CGEN_FN_MEM_XI_WRITE.
1743 * frv.c (frvbf_load_quad_GR): Call frvbf_read_mem_SI.
1744 Call sim_queue_fn_mem_xi_write.
1745 (frvbf_load_quad_FRint): Call frvbf_read_mem_SI.
1746 Call sim_queue_fn_mem_xi_write.
1747 (frvbf_load_quad_CPR): Call frvbf_read_mem_SI.
1748 Call sim_queue_fn_mem_xi_write.
1749 (frvbf_insn_cache_preload): New function.
1750 (frvbf_data_cache_preload): New function.
1751 (frvbf_insn_cache_unlock): New function.
1752 (frvbf_data_cache_unlock): New function.
1753 (frvbf_insn_cache_invalidate): New function.
1754 (frvbf_data_cache_invalidate): New function.
1755 (frvbf_data_cache_flush): New function.
1756 * frv-sim.h (sim-options.h): Include it.
1757 (GET_HSR0): New macro.
1758 (SET_HSR0): New macro.
1759 (GET_HSR0_ICE): New macro.
1760 (SET_HSR0_ICE): New macro.
1761 (GET_HSR0_DCE): New macro.
1762 (SET_HSR0_DCE): New macro.
1763 (GET_HSR0_CBM): New macro.
1764 (GET_HSR0_RME): New macro.
1765 (GET_IHSR8): New macro.
1766 (GET_IHSR8_NBC): New macro.
1767 (frvbf_insn_cache_preload): New function.
1768 (frvbf_data_cache_preload): New function.
1769 (frvbf_insn_cache_unlock): New function.
1770 (frvbf_data_cache_unlock): New function.
1771 (frvbf_insn_cache_invalidate): New function.
1772 (frvbf_data_cache_invalidate): New function.
1773 (frvbf_data_cache_flush): New function.
1774 (insn_non_cache_access): New function.
1775 (frvbf_read_imem_USI): New function.
1776 (frvbf_mem_set_QI): New function.
1777 (frvbf_mem_set_HI): New function.
1778 (frvbf_mem_set_SI): New function.
1779 (frvbf_mem_set_DI): New function.
1780 (frvbf_mem_set_DF): New function.
1781 (frvbf_mem_set_XI): New function.
1782 (frv_options): FRV specific command line options.
1783 * Makefile.in (SIM_OBJS): Add options.o and cache.o.
1784 (SIM_EXTRA_DEPS): Add $(sim-options_h).
1785 (cache.o): New target.
1786 (options.o): New target.
1787 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1788 * cache.h: New file.
1789 * cache.c: New file.
1790 * options.c: New file.
1791
17921999-11-29 Dave Brolley <brolley@cygnus.com>
1793
1794 * traps.c (frvbf_check_non_excepting_load): Use new NE_FLAG macros.
1795 (frvbf_check_non_excepting_divide): Ditto.
1796 (clear_ne_flags): Ditto
1797 (frvbf_commit): Ditto.
1798 * pipeline.c (frv_pipeline_add_insn): Clear the NE index for all insns.
1799 * mloop.in (_parallel_write_init): Clear NE flags here.
1800 * interrupts.c (frv_queue_fp_exception_interrupt): Set NE flags here
1801 for non excepting insns. Also check for masked interrupts here.
1802 (frv_process_interrupts): Write NE flags here.
1803 (set_fp_exception_registers): No longer check for masked interrupts
1804 here.
1805 (check_for_compound_interrupt): No need to worry about masked
1806 interrupts.
1807 * frv-sim.h (frv_interrupt_state): Add f_ne_flags member.
1808 (GET_NE_FLAGS): New macro.
1809 (SET_NE_FLAGS): New macro.
1810 (GET_NE_FLAG): Operate on accumulated argument.
1811 (SET_NE_FLAG): Operate on accumulated argument.
1812 (CLEAR_NE_FLAG): Operate on accumulated argument.
1813 * Makefile.in (FRVBF_INCLUDE_DEPS): Add $(SIM_EXTRA_DEPS)
1814 (frv.o): Correct dependencies.
1815 (traps.o): Ditto.
1816 (pipeline.o): Ditto.
1817 (interrupts.o): Ditto.
1818 (memory.o): Ditto.
1819 * sem.c: Regenerate.
1820
18211999-11-26 Dave Brolley <brolley@cygnus.com>
1822
1823 * traps.c (frvbf_fpu_error): Only call frv_queue_fp_exception if
1824 there is an exception indicated in the mask.
1825 * pipeline.c (frv_pipeline_add_insn): Clear ne_index in the interrupt
1826 state when adding a floating point insn to the pipeline.
1827 * interrupts.c (set_fp_exception_registers): Set NE flag for
1828 non-excepting insns.
1829 * frv-sim.h (frvbf_h_fr_double_get_handler): Mode of data is DF.
1830 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1831 (frvbf_h_fr_int_get_handler): New function.
1832 (frvbf_h_fr_int_set_handler): New function.
1833 (frvbf_set_ne_index): New function.
1834 (NE_NOFLAG): New macro.
1835 (frv_interrupt_state): Add ne_index member.
1836 * frv.c (frvbf_h_fr_double_get_handler): Mode of data is DF.
1837 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1838 (frvbf_h_fr_int_get_handler): New function.
1839 (frvbf_h_fr_int_set_handler): New function.
1840 (frvbf_set_ne_index): New function.
1841 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1842
18431999-11-24 Dave Brolley <brolley@cygnus.com>
1844
1845 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1846
18471999-11-23 Dave Brolley <brolley@cygnus.com>
1848
1849 * frv-sim.h (frvbf_media_cut): New function.
1850 * frv.c (frvbf_media_cut): New function.
1851 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1852
18531999-11-22 Dave Brolley <brolley@cygnus.com>
1854
1855 * frv-sim.h (frvbf_clear_all_accumulators): New function.
1856 * frv.c.h (frvbf_clear_all_accumulators): New function.
1857 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1858
18591999-11-18 Dave Brolley <brolley@cygnus.com>
1860
1861 * pipeline.c (frv_pipeline_add_insn): Only clear MSR0 and FSR0 fields
1862 if this is the first insn of its class in the pipeline.
1863 * frv-sim.h (frvbf_media_register_not_aligned): New function.
1864 * traps.c (frvbf_media_register_not_aligned): New function.
1865 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1866
18671999-11-17 Dave Brolley <brolley@cygnus.com>
1868
1869 * pipeline.c (frv_pipeline_add_insn): Clear MSRx.SIE fields.
1870 * frv-sim.h (OR_MSR_SIE): New macro.
1871 (CLEAR_MSR_SIE): New macro.
1872 (frvbf_media_overflow): Now takes sie argument.
1873 (frv_set_mp_exception_registers): Now takes sie argument.
1874 * interrupts.c (frv_set_mp_exception_registers): Now takes sie argument.
1875 Set MSRx.SIE field.
1876 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1877
18781999-11-15 Dave Brolley <brolley@cygnus.com>
1879
1880 * traps.c (frv_mtrap): New function.
1881 (frvbf_media_cr_not_aligned): New function.
1882 (frvbf_media_acc_not_aligned): New function.
1883 (frvbf_media_overflow): New function.
1884 * pipeline.c (frv_pipeline_add_insn): Clear MSR fields.
1885 * interrupts.c: Call frv_set_mp_exception_registers.
1886 (frv_set_mp_exception_registers): New function.
1887 * frv-sim.h (frv_msr_mtt): New enumeration.
1888 (GET_MSR): New macro.
1889 (SET_MSR): New macro.
1890 (GET_MSR_AOVF): New macro.
1891 (SET_MSR_AOVF): New macro.
1892 (GET_MSR_OVF): New macro.
1893 (SET_MSR_OVF): New macro.
1894 (CLEAR_MSR_OVF): New macro.
1895 (GET_MSR_MTT): New macro.
1896 (SET_MSR_MTT): New macro.
1897 (frv_set_mp_exception_registers): New function.
1898 (frv_mtrap): New function.
1899 (FRV_IS_MEDIA_INSN): New macro.
1900 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1901
19021999-11-10 Dave Brolley <brolley@cygnus.com>
1903
1904 * sim-main.h (_sim_cpu): Add debug_state member.
1905 * mloop.in (_parallel_write_queued): Clear data_written.length.
1906 * interrupts.c (frv_interrupt_table): Offset of BREAK_EXCEPTION
1907 handler is 0xff.
1908 (frv_queue_break_interrupt): New function.
1909 (frv_break_interrupt): New function.
1910 (handle_interrupt): Handle break_interrupt.
1911 (frv_non_operating_interrupt): Now takes interrupt_kind.
1912 * frv-sim.h (frv_queue_break_interrupt): New function.
1913 (frv_break_interrupt): New function.
1914 (frv_break): New function.
1915 (frv_non_operating_interrupt): Now takes interrupt_kind.
1916 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1917
19181999-11-09 Dave Brolley <brolley@cygnus.com>
1919
1920 * pipeline.c (frv_pipeline_add_insn): Clear FSR0.FTT when adding
1921 a floating point insn.
1922 * traps.c (frvbf_fpu_error): Map fpu status to frv interrupts.
1923 * interrupts.c (frv_queue_illegal_instruction_interrupt): Call
1924 frv_queue_fp_exception_interrupt.
1925 (frv_queue_fp_exception_interrupt): New function.
1926 (next_available_fq): New function.
1927 (set_fp_exception_registers): New function.
1928 (set_exception_status_registers): Now returns 1 if interrupt not masked.
1929 (check_for_compound_interrupt): Now returns NULL if interrupt masked.
1930 (frv_program_interrupt): Don't process interrupt if it is masked.
1931 * frv.c (frvbf_h_fr_double_get_handler): Call
1932 frv_queue_fp_exception_interrupt.
1933 (frvbf_h_fr_double_set_handler): Call frv_queue_fp_exception_interrupt.
1934 (frvbf_h_fr_quad_set_handler): Call frv_queue_fp_exception_interrupt.
1935 (frvbf_store_quad_FRint): Call frv_queue_fp_exception_interrupt.
1936 * frv-sim.h: Get/set hardware directly in GET/SET macros.
1937 (frv_fp_exception_info): New struct type.
1938 (frv_interrupt_queue_element): Add fp_info member.
1939 (frv_fsr_traps): New enumeration.
1940 (frv_fsr_ftt): New enumeration.
1941 (frv_sie): New enumeration.
1942 (frv_miv): New enumeration.
1943 (GET_FSR): New macro.
1944 (SET_FSR): New macro.
1945 (GET_FSR_TEM): New macro.
1946 (SET_FSR_QNE): New macro.
1947 (SET_FSR_FTT): New macro.
1948 (GET_FSR_AEXC): New macro.
1949 (SET_FSR_AEXC): New macro.
1950 (GET_FQ): New macro.
1951 (SET_FQ): New macro.
1952 (SET_FQ_OPC): New macro.
1953 (SET_FQ_MIV): New macro.
1954 (SET_FQ_SIE): New macro.
1955 (SET_FQ_FTT): New macro.
1956 (SET_FQ_CEXC): New macro.
1957 (GET_FQ_VALID): New macro.
1958 (SET_FQ_VALID): New macro.
1959 (frv_queue_fp_exception_interrupt): New function.
1960 (FRV_IS_FLOAT_INSN): New macro.
1961
19621999-11-04 Dave Brolley <brolley@cygnus.com>
1963
1964 * traps.c (frvbf_fpu_error): No floating point errors need to be
1965 detected.
1966 * interrupts.c (clear_exception_status_registers): Clear 'valid' fields
1967 of the ESR registers too.
1968 (set_exception_status_registers): Don't set EAR for any precise
1969 interrupts. Register index should be 1 for insns in PIPE_I1. Clear
1970 ESR.EAV and ESR.EDV if not setting them. Set ESR.VALID.
1971 (non_operating_interrupt): No need for return code.
1972 (frv_program_or_software_interrupt): Process interrupt regardless
1973 of operating mode. If PSR.ET was not set at the start of processing,
1974 then stop the simulation with a message.
1975 (frv_save_data_written_for_interrupts): Handle CGEN_FN_XI_WRITE and
1976 CGEN_MEM_XI_WRITE.
1977 * frv.c (frvbf_h_gr_quad_set_handler): New function.
1978 (frvbf_h_fr_quad_set_handler): New function.
1979 (frvbf_h_cpr_quad_set_handler): New function.
1980 (frvbf_load_quad_GR): Renamed from frvbf_load_multiple_GR. Use new
1981 sim_queue_fn_xi_write.
1982 (frvbf_load_quad_FRint): Renamed from frvbf_load_multiple_GR. Use new
1983 sim_queue_fn_xi_write.
1984 (frvbf_load_quad_CPR): Renamed from frvbf_load_multiple_GR. Use new
1985 sim_queue_fn_xi_write.
1986 (frvbf_store_quad_GR): Renamed from frvbf_store_multiple_GR. Use new
1987 sim_queue_mem_xi_write.
1988 (frvbf_store_quad_FRint): Renamed from frvbf_store_multiple_GR. Use new
1989 sim_queue_mem_xi_write.
1990 (frvbf_store_quad_CPR): Renamed from frvbf_store_multiple_GR. Use new
1991 sim_queue_mem_xi_write.
1992 * frv-sim.h (frvbf_h_gr_quad_set_handler): New function.
1993 (frvbf_h_fr_quad_set_handler): New function.
1994 (frvbf_h_cpr_quad_set_handler): New function.
1995 (SET_ESR_VALID): New macro.
1996 (CLEAR_ESR_VALID): New macro.
1997 (CLEAR_ESR_EAV): New macro.
1998 (CLEAR_ESR_EDV): New macro.
1999 * sem.c: Regenerate.
2000
20011999-11-02 Dave Brolley <brolley@cygnus.com>
2002
2003 * traps.c (frv_core_signal): Call
2004 frv_queue_mem_address_not_aligned_interrupt.
2005 * mloop.in (_parallel_write_queued): Call
2006 frv_save_data_written_for_interrupts.
2007 * frv.c (frvbf_h_gr_double_get_handler): Call
2008 frv_queue_register_exception_interrupt.
2009 (frvbf_h_cpr_double_get_handler): Call
2010 frv_queue_register_exception_interrupt.
2011 (frvbf_h_cpr_double_set_handler): Call
2012 frv_queue_register_exception_interrupt.
2013 (frvbf_load_multiple_GR): Call
2014 frv_queue_register_exception_interrupt.
2015 (frvbf_store_multiple_GR): Call
2016 frv_queue_register_exception_interrupt.
2017 (frvbf_load_multiple_CPR): Call
2018 frv_queue_register_exception_interrupt.
2019 (frvbf_store_multiple_CPR): Call
2020 frv_queue_register_exception_interrupt.
2021 (frvbf_h_tbr_get_handler): Fix TBR.TBA mask.
2022 * interrupts.c (frv_queue_software_interrupt): Now returns interrupt
2023 queue element.
2024 (frv_queue_program_interrupt): Now returns interrupt queue element.
2025 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
2026 element.
2027 (frv_queue_interrupt): Now returns interrupt queue element.
2028 (frv_queue_register_exception_interrupt): New function.
2029 (frv_queue_mem_address_not_aligned_interrupt): New function.
2030 (frv_save_data_written_for_interrupts): New function.
2031 (next_available_edr): EDR registers available in blocks of 4.
2032 (clear_exception_status_registers): New function.
2033 (set_exception_status_registers): Pass esr to SET_ESR* macros.
2034
2035 * frv-sim.h (struct frv_data_written): New struct type.
2036 (frv_interrupt_queue_element): Add data_written member.
2037 (frv_queue_software_interrupt): Now returns interrupt queue element.
2038 (frv_queue_program_interrupt): Now returns interrupt queue element.
2039 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
2040 element.
2041 (frv_queue_interrupt): Now returns interrupt queue element.
2042 (frv_queue_register_exception_interrupt): New function.
2043 (frv_queue_mem_address_not_aligned_interrupt): New function.
2044 (frv_save_data_written_for_interrupts): New function.
2045
20461999-10-27 Dave Brolley <brolley@cygnus.com>
2047
2048 * interrupts.c (ITABLE_ENTRY): New macro.
2049 (frv_interrupt_table): Add exception codes.
2050 (next_available_esr): New function.
2051 (next_available_edr): New function.
2052 (set_edr_register): New function.
2053 (set_exception_status_registers): New function.
2054 (check_for_compound_interrupt): Record information on all interrupts
2055 found.
2056 (frv_program_interrupt): Always call check_for_compound_interrupt.
2057 * frv.c (frvbf_h_pc_set_handler): Removed.
2058 (frvbf_h_spr_get_handler): Handle LR register.
2059 (frvbf_h_spr_set_handler): Handle LR register.
2060 (frvbf_h_lr_get_handler): New function.
2061 (frvbf_h_lr_set_handler): New function.
2062 * frv-sim.h (frvbf_h_lr_get_handler): New function.
2063 (frvbf_h_lr_set_handler): New function.
2064 (frv_ec): New enumeration.
2065 (frv_interrupt): Add frv_ec field.
2066 (frv_rec): New enumeration.
2067 (frv_daec): New enumeration.
2068 (frv_interrupt_queue_element): Add eaddress, rec, iaec, daec fields.
2069 (SET_ESR_EC): New macro.
2070 (SET_ESR_REC): New macro.
2071 (SET_ESR_IAEC): New macro.
2072 (SET_ESR_DAEC): New macro.
2073 (SET_ESR_EAV): New macro.
2074 (GET_ESR_EDV): New macro.
2075 (SET_ESR_EDV): New macro.
2076 (GET_ESR_EDN): New macro.
2077 (SET_ESR_EDN): New macro.
2078 (GET_ESR): New macro.
2079 (SET_ESR): New macro.
2080 (SET_EPCR): New macro.
2081 (SET_EAR): New macro.
2082 (SET_EDR): New macro.
2083 (GET_ESFR): New macro.
2084 (SET_ESFR): New macro.
2085 * cpu.c,cpu.h,sem.c: Rebuild.
2086
20871999-10-26 Dave Brolley <brolley@cygnus.com>
2088
2089 * traps.c (frvbf_check_non_excepting_load): Only set NESR, NECR, NEEAR
2090 if mach is frv.
2091 (clear_nesr_neear): Only execute if mach is frv.
2092
20931999-10-22 Dave Brolley <brolley@cygnus.com>
2094
2095 * sim-main.h (sim_cpu): Add pipeline.
2096 (CPU_PIPELINE): New macro.
2097 * mloop.in (_parallel_write_queued): Maintain pc in cpu during writes.
2098 (main loop): Maintain pc in cpu.
2099 * frv-sim.h (frv_queue_software_interrupt): New interface.
2100 (frv_queue_program_interrupt): New interface.
2101 (frv_queue_illegal_instruction_interrupt: New interface.
2102 (frv_queue_interrupt): New interface.
2103 (frv_detect_insn_access_interrupts): New interface.
2104 (frv_process_interrupts): New interface.
2105 (frv_program_interrupt): New interface.
2106 (frv_software_interrupt): New interface.
2107 (frv_program_or_software_interrupt): New interface.
2108 (FRV_PIPELINE): Moved from pipline.c.
2109 (frv_pipeline_reset): New interface.
2110 (frv_pipeline_add_insn): New interface.
2111 * interrupts.c (frv_queue_software_interrupt): New interface.
2112 (frv_queue_program_interrupt): New interface.
2113 (frv_queue_illegal_instruction_interrupt: New interface.
2114 (frv_queue_interrupt): New interface.
2115 (frv_detect_insn_access_interrupts): New interface.
2116 (frv_process_interrupts): New interface.
2117 (frv_program_interrupt): New interface.
2118 (frv_software_interrupt): New interface.
2119 (frv_program_or_software_interrupt): New interface.
2120 * frv.c: Use new interfaces.
2121 * pipeline.c: Use new interfaces.
2122 * traps.c: Use new interfaces.
2123 * memory.c: Use new interfaces.
2124 (frv_address_forbidden): No longer static.
2125
21261999-10-19 Dave Brolley <brolley@cygnus.com>
2127
2128 * traps.c (frvbf_check_non_excepting_load): Set NESR.DAEC, NESR.REC and
2129 NESR.EC.
2130 * mloop.in (_parallel_write_queued): Handle CGEN_FN_PC_WRITE.
2131 * frv.c (frvbf_h_pc_set_handler): New function.
2132 * interrupts.c (frv_detect_data_interrupt): Removed.
2133 (address_forbidden): Removed.
2134 * frv-sim.h (frv_detect_data_interrupt): Removed.
2135 (NESR_MEM_ADDRESS_NOT_ALIGNED): New macro.
2136 (NESR_REGISTER_NOT_ALIGNED): New macro.
2137 (NESR_UQI_SIZE): New macro.
2138 (NESR_QI_SIZE): New macro.
2139 (NESR_UHI_SIZE): New macro.
2140 (NESR_HI_SIZE): New macro.
2141 (NESR_SI_SIZE): New macro.
2142 (NESR_DI_SIZE): New macro.
2143 (NESR_XI_SIZE): New macro.
2144 (GET_NESR_DAEC): New macro.
2145 (SET_NESR_DAEC): New macro.
2146 (GET_NESR_REC): New macro.
2147 (SET_NESR_REC): New macro.
2148 (GET_NESR_EC): New macro.
2149 (SET_NESR_EC): New macro.
2150 (frvbf_read_mem_QI): New function.
2151 (frvbf_read_mem_UQI): New function.
2152 (frvbf_read_mem_HI): New function.
2153 (frvbf_read_mem_UHI): New function.
2154 (frvbf_read_mem_SI): New function.
2155 (frvbf_read_mem_WI): New function.
2156 (frvbf_read_mem_DI): New function.
2157 (frvbf_read_mem_DF): New function.
2158 (frvbf_write_mem_QI): New function.
2159 (frvbf_write_mem_UQI): New function.
2160 (frvbf_write_mem_HI): New function.
2161 (frvbf_write_mem_UHI): New function.
2162 (frvbf_write_mem_SI): New function.
2163 (frvbf_write_mem_WI): New function.
2164 (frvbf_write_mem_DI): New function.
2165 (frvbf_write_mem_DF): New function.
2166 * Makefile.in (SIM_OBJS): Add memory.o.
2167 * cpu.c,cpu.h,sem.c: Rebuild.
2168
21691999-10-18 Dave Brolley <brolley@cygnus.com>
2170
2171 * sim-if.c (sim_open): Use a real fpu error function.
2172 * pipeline.c (frv_pipeline_add_insn): Don't add invalid insns.
2173 * mloop.in (_parallel_write_queued): Clear queue after writing.
2174 * interrupts.c (check_for_compound_interrupt): New function.
2175 (non_operating_interrupt): New function.
2176 * frv-sim.h (frvbf_h_gr_double_get_handler): New function.
2177 (frvbf_h_gr_double_set_handler): New function.
2178 (frvbf_h_fr_double_get_handler): New function.
2179 (frvbf_h_fr_double_set_handler): New function.
2180 (frvbf_h_cpr_double_get_handler): New function.
2181 (frvbf_h_cpr_double_set_handler): New function.
2182 (frv_interrupt_queue_element): New struct type.
2183 (frv_queue_program_interrupt): Now takes pc.
2184 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2185 (frv_queue_interrupt): Now takes pc.
2186 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2187 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2188 (frvbf_division_exception): New function.
2189 (frvbf_fpu_error): New function.
2190 (frvbf_load_multiple_GR): New function.
2191 (frvbf_load_multiple_FR): New function.
2192 (frvbf_load_multiple_CPR): New function.
2193 * frv.c (frvbf_h_gr_double_get_handler): New function.
2194 (frvbf_h_gr_double_set_handler): New function.
2195 (frvbf_h_fr_double_get_handler): New function.
2196 (frvbf_h_fr_double_set_handler): New function.
2197 (frvbf_h_cpr_double_get_handler): New function.
2198 (frvbf_h_cpr_double_set_handler): New function.
2199 (frv_interrupt_queue_element): New struct type.
2200 (frv_queue_program_interrupt): Now takes pc.
2201 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2202 (frv_queue_interrupt): Now takes pc.
2203 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2204 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2205 (frvbf_fpu_error): New function.
2206 (frvbf_load_multiple_GR): New function.
2207 (frvbf_load_multiple_FR): New function.
2208 (frvbf_load_multiple_CPR): New function.
2209 * traps.c (frvbf_division_exception): New function.
2210 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2211
22121999-10-12 Dave Brolley <brolley@cygnus.com>
2213
2214 * mloop.in (new_vpc): New variable.
2215 (main loop): Call frv_detect_insn_access_interrupts. Call
2216 frv_detect_data_interrupts.
2217 * interrupts.c (access_queued_to): New function.
2218 (frv_detect_data_interrupts): New function.
2219 (frv_detect_insn_access_interrupts): New function.
2220 (frv_program_or_software_interrupt): Set PSR.S.
2221 * frv-sim.h (frv_detect_data_interrupts): New function.
2222 (frv_detect_insn_interrupts): New function.
2223
22241999-10-07 Dave Brolley <brolley@cygnus.com>
2225
2226 * frv-sim.h (frvbf_h_gr_hi_get_handler): New function.
2227 (frvbf_h_gr_hi_set_handler): New function.
2228 (frvbf_h_gr_lo_get_handler): New function.
2229 (frvbf_h_gr_lo.set_handler): New function.
2230 * frv.c (frvbf_h_gr_hi_get_handler): New function.
2231 (frvbf_h_gr_hi_set_handler): New function.
2232 (frvbf_h_gr_lo_get_handler): New function.
2233 (frvbf_h_gr_lo.set_handler): New function.
2234 (frvbf_model_fr500_u_integer): New function.
2235 * arch.h,cpu.h,cpu.c,decode.h,decode.c,model.c,sem.c: Rebuild.
2236
22371999-10-04 Dave Brolley <brolley@cygnus.com>
2238
2239 * traps.c: Use sim_engine_abort.
2240 * pipeline.c (frv_pipeline): Add field for insn major.
2241 (add_next_to_pipe): Return address of matching pipeline.
2242 (find_major_in_pipeline): New function.
2243 (check_insn_major_constraints: New function.
2244 (frv_pipeline_add_insn): Add checks for insn major constraints.
2245 * interrupts.c (frv_process_interrupts): Use sim_engine_abort.
2246 * frv.c (frvbf_h_spr_get_handler): No need to abort.
2247
2248Thu Sep 30 18:10:25 1999 Dave Brolley <brolley@cygnus.com>
2249
2250 * pipeline.c: New file.
2251 * mloop.in (main loop): Call frv_pipeline_reset.
2252 Call frv_pipeline_add_insn.
2253 * frv-sim.h (frv_pipeline_reset): New function.
2254 (frv_pipeline_add_insn): New function.
2255 * Makefile.in (SIM_OBJS): Add pipeline.o
2256
22571999-09-29 Doug Evans <devans@casey.cygnus.com>
2258
2259 * sem.c: Rebuild.
2260 * traps.c (sim_engine_invalid_insn): New arg `vpc'. Change type of
2261 result to SEM_PC. Return vpc.
2262
2263Wed Sep 29 16:01:52 1999 Dave Brolley <brolley@cygnus.com>
2264
2265 * interrupts.c (frv_interrupt_table): DATA_STORE_ERROR is imprecise.
2266 (frv_queue_interrupt): Don't detect identical interrupts here.
2267
2268Wed Sep 29 14:49:52 1999 Dave Brolley <brolley@cygnus.com>
2269
2270 * interrupts.c: New file.
2271 * traps.c (sim_engine_invalid_insn): Return PC of next insn.
2272 (frv_software_interrupt): Moved to interrupts.c.
2273 (frv_itrap): New interface. Call frv_queue_software_interrupt.
2274 * mloop.in (@cpu@_parallel_write_init): set previous_vliw_pc.
2275 (@cpu@_perform_writeback): New function.
2276 (main loop): Call frv_process_interrupts.
2277 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2278 (frv_itrap): New interface.
2279 (frv_interrupt_class): New enumeration.
2280 (frv_interrupt_kind): New enumeration.
2281 (struct frv_interrupt): New struct type.
2282 (frv_interrupt_table): New table of interrupt information.
2283 (FRV_INTERRUPT_QUEUE_SIZE): New macro.
2284 (struct frv_interrupt_state): New struct type.
2285 (frv_interrupt_state): New global variable.
2286 (previous_vliw_pc): New global variable.
2287 (frv_queue_software_interrupt): New function.
2288 (frv_queue_program_interrupt): New function.
2289 (frv_queue_interrupt): New function.
2290 (frv_process_interrupts): New function.
2291 (frv_program_interrupt): New function.
2292 (frv_software_interrupt): New function.
2293 (frv_program_or_software_interrupt): New function.
2294 (frv_clear_interrupt_classes): New function.
2295 * frv.c (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2296 * Makefile.in (SIM_OBJS): Add interrupts.o
2297 * sem.c: Rebuild.
2298
22991999-09-25 Doug Evans <devans@casey.cygnus.com>
2300
2301 * cpu.h,cpuall.h,decode.c,sem.c: Rebuild.
2302
2303Tue Sep 21 17:16:47 1999 Dave Brolley <brolley@cygnus.com>
2304
2305 * mloop.in (main loop): Determine last insn from scache entry.
2306 * cpu.h: Rebuild.
2307 * cpuall.h: Rebuild.
2308
2309Tue Sep 14 14:21:31 1999 Dave Brolley <brolley@cygnus.com>
2310
2311 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): New flag.
2312 (NECR_ELOS): Define as unshifted value.
2313 (NECR_NEN): Define as unshifted value.
2314 (NECR_VALID): Define as unshifted value.
2315 (SET_NESR): Rewite to use post-write queue.
2316 (SET_NESR_VALID): Rewite to operate on argument.
2317 (SET_NESR_EAV): Rewite to operate on argument.
2318 (SET_NESR_FR): Rewite to operate on argument.
2319 (CLEAR_NESR_FR): Rewite to operate on argument.
2320 (SET_NESR_DRN): Rewite to operate on argument.
2321 (SET_NESR_SIZE): Rewite to operate on argument.
2322 (SET_NESR_NEAN): Rewite to operate on argument.
2323 (SET_NEEAR): Rewite to use post-write queue.
2324 (SET_NE_FLAG): Rewite to use post-write queue.
2325 (CLEAR_NE_FLAG): Rewite to use post-write queue.
2326 * traps.c (frv_software_interrupt): Rewite to use post-write queue.
2327 (frv_rett): Rewite to use post-write queue.
2328 (next_available_nesr): Rewrite to use new macro interfaces.
2329 (next_valid_nesr): Ditto.
2330 (frvbf_check_non_excepting_load): Ditto.
2331 (frvbf_check_recovering_store): Ditto.
2332 (clear_nesr_neear): Ditto.
2333 (clear_ne_flags): Ditto.
2334 * mloop.in (main loop): Update PCSR with address of next VLIW insn
2335 when flag is set.
2336 * frv.c (frvbf_h_spr_get_handler): Shift register fields here now.
2337 (frvbf_store_multiple_GR): Rewite to use post-write queue.
2338 (frvbf_store_multiple_FRint): Rewite to use post-write queue.
2339 (frvbf_store_multiple_CPR): Rewite to use post-write queue.
2340 * Makefile.in (frv.o): Depend on cgen-par.h.
2341
2342Fri Sep 10 17:03:15 1999 Dave Brolley <brolley@cygnus.com>
2343
2344 * frv-sim.h (frvbf_set_write_next_vliw_addr_to_LR): New function.
2345 (frvbf_write_next_vliw_addr_to_LR): New flag.
2346 * frv.c (frvbf_set_write_next_vliw_addr_to_LR): New function.
2347 * mloop.in: Only take the first branch in a VLIW insn. Set LR to the
2348 address of the next VLIW insn if flag is set.
2349 * cpu.h,decode.c,sem.c: Rebuild.
2350
2351Tue Sep 7 13:44:23 1999 Dave Brolley <brolley@cygnus.com>
2352
2353 * mloop.in: Limit parallel insns to MAX_PARALLEL_INSNS.
2354 * sem.c: Rebuild.
2355
23561999-09-02 Doug Evans <devans@casey.cygnus.com>
2357
2358 * configure: Regenerated to track ../common/aclocal.m4 changes.
2359
23601999-09-01 Doug Evans <devans@casey.cygnus.com>
2361
2362 * decode.c: Rebuild.
2363
2364Mon Aug 30 17:54:57 1999 Dave Brolley <brolley@cygnus.com>
2365
2366 * traps.c (frv_rett): New function.
2367 * frv.c (frvbf_h_spr_get_handler): Handle bpsr.
2368 (frvbf_h_spr_set_handler): Handle bpsr.
2369 (frvbf_h_bpsr_get_handler): New function.
2370 (frvbf_h_bpsr_set_handler): New function.
2371 * frv-sim.h (frv_rett): New function.
2372 (frvbf_h_bpsr_get_handler): New function.
2373 (frvbf_h_bpsr_set_handler): New function.
2374 * mloop.in: Read actual packing bit.
2375 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2376
2377Tue Aug 31 16:04:37 1999 Dave Brolley <brolley@cygnus.com>
2378
2379 * traps.c (WANT_CPU): New macro.
2380 (WANT_CPU_FRVBF): New macro.
2381 (frvbf_check_recovering_store): Use registers for source and queue
2382 writes.
2383 * mloop.in: New main loop for parallel support.
2384 (@cpu@_parallel_write_init): New function.
2385 (@cpu@_parallel_write_queued): New function.
2386 * frv-sim.h (set_icc_for_shift_left): New interface.
2387 (set_icc_for_shift_right): New interface.
2388 (frvbf_check_recovering_store): New interface.
2389 * frv.c (set_icc_for_shift_left): Pass and return icc value.
2390 (set_icc_for_shift_right): Pass and return icc value.
2391 (frvbf_check_recovering_store): New interface.
2392 * Makefile.in (FRV_OBJS): Add cgen-par.o.
2393 (stamp-mloop): Add cgen parallel options.
2394 (stamp-arch): Remove with-profile option.
2395 (stamp-cpu): Add cgen parallel options.
2396 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2397
23981999-08-28 Doug Evans <devans@casey.cygnus.com>
2399
2400 * cpu.h,decode.c,sem.c: Rebuild.
2401
2402Wed Aug 25 12:25:04 1999 Dave Brolley <brolley@cygnus.com>
2403
2404 * arch.h,cpu.h,decode.h,model.c,sem.c: Rebuild.
2405
2406Thu Aug 19 17:59:00 1999 Dave Brolley <brolley@cygnus.com>
2407
2408 * configure.in: fr500 now the default model.
2409 * configure: Regenerate.
2410 * frv.c: Change frv-1 to frv-gen.
2411 (frvbf_model_fr500_u_exec): New function.
2412 * Makefile.in (stamp-cpu): Use 'mach=frv,fr500' to build decoder.
2413 * mloop.in: Fix typos in comments.
2414 * arch.c,arch.h,cpu.h,cpuall.h,decode.h,model.c,sem.c: Rebuild.
2415
24161999-08-17 Dave Brolley <brolley@cygnus.com>
2417
2418 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2419
24201999-08-09 Doug Evans <devans@casey.cygnus.com>
2421
2422 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2423
24241999-08-04 Doug Evans <devans@casey.cygnus.com>
2425
2426 * cpu.h,cpuall.h,decode.c,model.c,sem.c: Rebuild.
2427
2428Fri Jul 16 14:50:15 1999 Dave Brolley <brolley@cygnus.com>
2429
2430 * frv.c (frvbf_fetch_register): Use GDB register number macros.
2431 (frvbf_store_register): Use GDB register number macros.
2432 (frvbf_cut): New function.
2433 * frv-sim.h (GR_REGNUM_MAX): New macro.
2434 (FR_REGNUM_MAX): New macro.
2435 (PC_REGNUM): New macro.
2436 (LR_REGNUM): New macro.
2437 (frvbf_cut): New function.
2438 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2439
24401999-07-15 Stan Shebs <shebs@andros.cygnus.com>
2441
2442 * frv.c (frvbf_fetch_register): Add ability to get LR register,
2443 add default for unhandled registers.
2444 (frvbf_store_register): Add ability to set LR register.
2445
24461999-07-14 Stan Shebs <shebs@andros.cygnus.com>
2447
2448 * frv.c (frvbf_fetch_register, frvbf_store_register): Fill in.
2449 (decode_gdb_dr_regnum): Remove, not used.
2450
24511999-07-13 Michael Meissner <meissner@cygnus.com>
2452
2453 * Makefile.in (SIM_EXTRA_FLAGS): Incorporate @sim_trapdump@.
2454
2455 * configure.in (--enable-sim-trapdump): New switch to make unknown
2456 traps dump the register contents, instead of doing the trap thing.
2457 * configure: Regenerate.
2458
2459 * frv-sim.h (TRAP_BREAKPOINT): Define as 81, so it can be used.
2460 (TRAP_REGDUMP{1,2}): Define to provide register dumping support
2461 temporarily.
2462
2463 * traps.h (toplevel): Include bfd.h, libiberity.h.
2464 (frv_itrap): Add support for --enable-sim-trapdump and traps 2,3
2465 dumping the registers.
2466
2467Thu Jul 8 10:57:39 1999 Dave Brolley <brolley@cygnus.com>
2468
2469 * Makefile.in (SIM_EXTRA_LIBS): Removed. libm no longer needed.
2470
2471Wed Jul 7 17:01:12 1999 Dave Brolley <brolley@cygnus.com>
2472
2473 * cpu.c,cpu.h,decode.c,model.c,sem.c: Rebuild.
2474
2475Tue Jul 6 16:12:18 1999 Dave Brolley <brolley@cygnus.com>
2476
2477 * frv.c (frvbf_square_root_SF): Removed.
2478 (frvbf_square_root_DF): Removed.
2479 (frvbf_h_fr_double_get_handler): Removed.
2480 (frvbf_h_fr_double_set_handler): Removed.
2481 (frvbf_h_fr_int_get_handler): Removed.
2482 (frvbf_h_fr_int_set_handler): Removed.
2483 * frv-sim.h (frvbf_square_root_SF): Removed.
2484 (frvbf_square_root_DF): Removed.
2485 (frvbf_h_fr_double_get_handler): Removed.
2486 (frvbf_h_fr_double_set_handler): Removed.
2487 (frvbf_h_fr_int_get_handler): Removed.
2488 (frvbf_h_fr_int_set_handler): Removed.
2489 * decode.c,decode.h,model.c,sem.c: Rebuild.
2490
24911999-07-05 Doug Evans <devans@casey.cygnus.com>
2492
2493 * Makefile.in (SIM_OBJS): Add cgen-fpu.o, cgen-accfp.o.
2494 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2495 * sim-if.c (sim_open): Initialize fpu.
2496 * frv-sim.h (SETMEMSF,SETMEMDF): Delete.
2497 * frv.c (frvbf_store_multiple_FRint): Replace frvbf_h_fr_int_get
2498 with frvbf_h_fr_get.
2499
2500Wed Jun 30 15:56:56 1999 Dave Brolley <brolley@cygnus.com>
2501
2502 * frv-sim.h (NESR_RANGE): New macro.
2503 (NO_NESR): New macro.
2504 (GET_NESR_VALID): New macro.
2505 (next_ne_index): Removed.
2506 * traps.c (next_available_nesr): New function.
2507 (next_valid_nesr): New function.
2508 (frvbf_check_non_excepting_load): Use next_available_nesr.
2509 (frvbf_check_recovering_store): Use next_available_nesr and
2510 next_valid_nesr.
2511 (clear_nesr_neear): Use next_available_nesr and next_valid_nesr.
2512 (frvbf_check_recovering_store): Only consider one matching register.
2513 * sem.c: Rebuild.
2514
2515Tue Jun 29 16:54:32 1999 Dave Brolley <brolley@cygnus.com>
2516
2517 * frv.c (frvbf_square_root_SF): New function.
2518 (frvbf_square_root_DF): New function.
2519 (frvbf_h_fr_double_get_handler): New function.
2520 (frvbf_h_fr_double_set_handler): New function.
2521 * frv-sim.h (frvbf_square_root_SF): New function.
2522 (frvbf_square_root_DF): New function.
2523 (frvbf_h_fr_double_get_handler): New function.
2524 (frvbf_h_fr_double_set_handler): New function.
2525 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c: Rebuild.
2526
25271999-06-28 Dave Brolley <brolley@cygnus.com>
2528
2529 * decode.c,decode.h,model.c,sem.c: Regenerate.
2530
2531Thu Jun 24 17:26:32 1999 Dave Brolley <brolley@cygnus.com>
2532
2533 * Makefile.in (SIM_EXTRA_LIBS): Add -lm.
2534 * frv-sim.h (frvbf_h_fr_int_get_handler): New function.
2535 (frvbf_h_fr_int_set_handler): New function.
2536 (frvbf_store_multiple_FRint): New function.
2537 (frvbf_square_root_SF): New function.
2538 * frv.c (frvbf_h_fr_int_get_handler): New function.
2539 (frvbf_h_fr_int_set_handler): New function.
2540 (frvbf_store_multiple_FRint): New function.
2541 (frvbf_square_root_SF): New function.
2542 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2543
25441999-06-23 Doug Evans <devans@casey.cygnus.com>
2545
2546 * Makefile.in (stamp-mloop): Delete -fast -pbb -switch args
2547 to genmloop.sh. Pass -scache instead.
2548 (mloop.o): Delete sem-switch.c dependency.
2549 (sem-switch.c): Delete rule.
2550 (stamp-cpu): Don't build sem-switch.c.
2551 * sem-switch.c: Delete.
2552 * mloop.in (xfull-exec-*): Fix call to execute.
2553 * tconfig.in (WITH_SCACHE_PBB): Define as 0.
2554
2555 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2556
2557Tue Jun 22 16:23:57 1999 Dave Brolley <brolley@cygnus.com>
2558
2559 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2560
2561Mon Jun 21 17:34:10 1999 Dave Brolley <brolley@cygnus.com>
2562
2563 * mloop.in (execute): Force gr0 to zero before each insn.
2564 * cpu.h,cpu.c,decode.c,sem.c,sem-switch.c: Regenerate.
2565
25661999-06-18 Doug Evans <devans@casey.cygnus.com>
2567
2568 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2569
2570Fri Jun 18 17:49:23 1999 Dave Brolley <brolley@cygnus.com>
2571
2572 * frv.c (frvbf_h_gr_get_handler): New function.
2573 (frvbf_h_gr_set_handler): New function:
2574 (frvbf_store-multiple_GR): New function:
2575 (frvbf_store-multiple_FR): New function:
2576 (frvbf_store-multiple_CPR): New function:
2577 * frv-sim.h (frvbf_h_gr_get_handler): New function.
2578 (frvbf_h_gr_set_handler): New function:
2579 (frvbf_store-multiple_GR): New function:
2580 (frvbf_store-multiple_FR): New function:
2581 (frvbf_store-multiple_CPR): New function:
2582 * traps.c (frv_itrap): Implement proper syscalls interface.
2583 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2584
2585Fri Jun 18 14:36:23 1999 Dave Brolley <brolley@cygnus.com>
2586
2587 * traps.c (frvbf_check_non_excepting_divide): New function.
2588 (frvbf_check_recovering_store): New function.
2589 (clear_nesr_neear): New function.
2590 (clear_ne_flags): New function.
2591 (frvbf_commit): New function.
2592
2593 * frv-sim.h (frvbf_check_non_excepting_divide): New function.
2594 (frvbf_check_recovering_store): New function.
2595 (clear_nesr_neear): New function.
2596 (clear_ne_flags): New function.
2597 (frvbf_commit): New function.
2598 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2599
26001999-06-16 Dave Brolley <brolley@cygnus.com>
2601
2602 * frv.c (frvbf_h_spr_get_handler): Handle SPR_NECR.
2603 (frvbf_h_spr_set_handler): Handle SPR_NECR.
2604 * traps.c (next_ne_index): New variable.
2605 (frvbf_check_non_excepting_load): New function.
2606 * frv-sim.h (NECR_ELOS): New macro.
2607 (NECR_NEN): New macro.
2608 (NECR_VALID): New macro.
2609 (SET_NESR_VALID): New macro.
2610 (SET_NESR_EAV): New macro.
2611 (SET_NESR_FR): New macro.
2612 (CLEAR_NESR_FR): New macro.
2613 (SET_NESR_DRN): New macro.
2614 (SET_NESR_SIZE): New macro.
2615 (SET_NESR_NEAN): New macro.
2616 (SET_NEEAR): New macro.
2617 (GET_NE_FLAG): New macro.
2618 (SET_NE_FLAG): New macro.
2619 (CLEAR_NE_FLAG): New macro.
2620 (frvbf_check_non_excepting_load): New function:
2621 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2622
2623Wed Jun 9 18:12:49 1999 Dave Brolley <brolley@cygnus.com>
2624
2625 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2626
2627Tue Jun 8 18:13:51 1999 Dave Brolley <brolley@cygnus.com>
2628
2629 * frv.c (cr_logic): Correct andcr, nandcr, andncr and nandncr.
2630 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2631
2632Mon Jun 7 17:09:15 1999 Dave Brolley <brolley@cygnus.com>
2633
2634 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2635
26361999-06-07 Dave Brolley <brolley@cygnus.com>
2637
2638 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2639
2640Thu Jun 3 17:33:31 1999 Dave Brolley <brolley@cygnus.com>
2641
2642 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2643
2644Wed Jun 2 17:50:21 1999 Dave Brolley <brolley@cygnus.com>
2645
2646 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2647
2648Tue Jun 1 17:58:53 1999 Dave Brolley <brolley@cygnus.com>
2649
2650 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2651
2652Mon May 31 17:57:25 1999 Dave Brolley <brolley@cygnus.com>
2653
2654 * traps.c (frv_software_interrupt): Pass current_cpu to
2655 frvbf_h_psr_esr_get.
2656 (frv_software_interrupt): Calculate the new PC based on TBR.
2657 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2658
26591999-05-31 Dave Brolley <brolley@cygnus.com>
2660
2661 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2662
2663Thu May 27 17:42:00 1999 Dave Brolley <brolley@cygnus.com>
2664
2665 * frv-sim.h (frvbf_h_cccr_get_handler): New function.
2666 (frvbf_h_cccr_set_handler): New function.
2667 (frvbf_scan_result): New function.
2668 (frvbf_cr_logic): New function.
2669 * frv.c (frvbf_h_cccr_get_handler): New function.
2670 (frvbf_h_cccr_set_handler): New function.
2671 (frvbf_scan_result): New function.
2672 (frvbf_cr_logic): New function.
2673 (cr_ops,cr_result,cr_logic): New table.
2674 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2675
26761999-05-25 Dave Brolley <brolley@cygnus.com>
2677
2678 * frv.c (frvbf_h_spr_get_handler): Add support for TBR and PSR.
2679 (frvbf_h_spr_set_handler): Add support for TBR and PSR.
2680 (frv_psr_get_handler): New function.
2681 (frv_psr_set_handler): New function.
2682 (frv_tbr_get_handler): New function.
2683 (frv_tbr_set_handler): New function.
2684 (frvbf_h_ccr_get_handler): Add support for fCC.
2685 (frvbf_h_ccr_set_handler): Add support for fCC.
2686 * frv-sim.h (frv_psr_get_handler): New function.
2687 (frv_psr_set_handler): New function.
2688 (frv_tbr_get_handler): New function.
2689 (frv_tbr_set_handler): New function.
2690 * traps.c (frv_software_interrupt): Implement.
2691 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2692
2693Thu May 20 16:39:27 1999 Dave Brolley <brolley@cygnus.com>
2694
2695 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2696
26971999-05-18 Dave Brolley <brolley@cygnus.com>
2698
2699 * frv.c: (frvbf_set_icc_for_shift_left): New function.
2700 (frvbf_set_icc_for_shift_right): New function.
2701 * frv-sim.h (frvbf_set_icc_for_shift_left): New function.
2702 (frvbf_set_icc_for_shift_right): New function.
2703 (SETMEMSF): New Macro.
2704 (SETMEMDF): New Macro.
2705 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2706
2707Thu May 13 17:14:49 1999 Dave Brolley <brolley@cygnus.com>
2708
2709 * frv.c (frvbf_h_ccr_get_handler): New function.
2710 (frvbf_h_ccr_set_handler): New function.
2711 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2712
2713Tue May 11 16:13:15 1999 Dave Brolley <brolley@cygnus.com>
2714
2715 * frv-sim.h (frvbf_h_spr_get_handler,frvbf_h_spr_set_handler,
2716 frvbf_h_isr_get_handler, frvbf_h_isr_set_handler): New functions.
2717 * frv.c: Likewise.
2718 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2719
27201999-05-10 Dave Brolley <brolley@cygnus.com>
2721
2722 * cpu.h,cpu.c,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2723
2724Thu May 6 16:48:21 1999 Dave Brolley <brolley@cygnus.com>
2725
2726 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2727 * frv-sim.h (TRAP_SYSCALL): Define as 0x80.
2728
2729Wed May 5 11:52:24 1999 Dave Brolley <brolley@cygnus.com>
2730
2731 * traps.c (frv_software_interrupt): New function.
2732 (frv_itrap): New function.
2733 * frv-sim.h (TRAP_SYSCALL): define as 0.
2734 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2735
2736Mon May 3 13:49:21 1999 Dave Brolley <brolley@cygnus.com>
2737
2738 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2739
2740Thu Apr 29 17:37:06 1999 Dave Brolley <brolley@cygnus.com>
2741
2742 * Directory created.
A mirror of the official binutils-gdb repository