1 2015-04-15 Mike Frysinger <vapier@gentoo.org>
3 * sim-main.h (struct sim_state): Change cpu to an array of pointers.
4 (STATE_CPU): Handle WITH_SMP.
6 2015-04-13 Mike Frysinger <vapier@gentoo.org>
8 * configure: Regenerate.
10 2015-04-06 Mike Frysinger <vapier@gentoo.org>
12 * Makefile.in (SIM_OBJS): Delete sim-engine.o and sim-hrw.o.
14 2015-03-31 Mike Frysinger <vapier@gentoo.org>
16 * config.in, configure: Regenerate.
18 2015-03-24 Mike Frysinger <vapier@gentoo.org>
20 * configure: Regenerate.
22 2015-03-24 Mike Frysinger <vapier@gentoo.org>
24 * configure: Regenerate.
26 2015-03-23 Mike Frysinger <vapier@gentoo.org>
28 * configure: Regenerate.
30 2015-03-23 Mike Frysinger <vapier@gentoo.org>
32 * devices.c: Delete dv-sockser.h include.
33 (device_io_read_buffer): Delete uart code.
34 (device_io_write_buffer): Likewise.
36 2015-03-23 Mike Frysinger <vapier@gentoo.org>
38 * configure: Regenerate.
40 2015-03-16 Mike Frysinger <vapier@gentoo.org>
42 * aclocal.m4, config.in, configure: Regenerate.
43 * tconfig.in: Rename file ...
44 * tconfig.h: ... here.
46 2015-03-15 Mike Frysinger <vapier@gentoo.org>
48 * tconfig.in [HAVE_DV_SOCKSER]: Delete.
50 2015-03-14 Mike Frysinger <vapier@gentoo.org>
52 * Makefile.in (SIM_RUN_OBJS): Delete.
54 2014-08-23 Hans-Peter Nilsson <hp@axis.com>
56 * configure.ac: Default simulator hardware to off again. Remove
57 dead frv_extra_objs substitution.
58 * configure: Regenerate.
59 * Makefile.in: Remove unused frv_extra_objs.
61 2014-08-19 Alan Modra <amodra@gmail.com>
63 * configure: Regenerate.
65 2014-08-15 Roland McGrath <mcgrathr@google.com>
67 * configure: Regenerate.
68 * config.in: Regenerate.
70 2013-09-23 Alan Modra <amodra@gmail.com>
72 * configure: Regenerate.
74 2013-06-03 Mike Frysinger <vapier@gentoo.org>
76 * aclocal.m4, configure: Regenerate.
78 2013-03-30 Joel Sherrill <joel.sherrill@oarcorp.com>
79 Mike Frysinger <vapier@gentoo.org>
81 * configure.ac: Add frv_extra_objs. Change simulator hardware
82 from always on to defaulting to yes it is enabled.
83 * Makefile.in: Conditionalize reference to dv-sockser.o.
84 * configure: Regenerated.
86 2013-03-26 Mike Frysinger <vapier@gentoo.org>
88 * configure: Regenerate.
90 2013-03-23 Joel Sherrill <joel.sherrill@oarcorp.com>
92 * configure.ac: Fail if dv-sockser.o not available.
93 Error when --disable-sim-hardware is specified.
94 * configure: Regenerated.
96 2012-06-15 Joel Brobecker <brobecker@adacore.com>
98 * config.in, configure: Regenerate.
100 2012-03-24 Mike Frysinger <vapier@gentoo.org>
102 * aclocal.m4, config.in, configure: Regenerate.
104 2011-12-03 Mike Frysinger <vapier@gentoo.org>
106 * aclocal.m4: New file.
107 * configure: Regenerate.
109 2011-10-17 Mike Frysinger <vapier@gentoo.org>
111 * configure.ac: Change include to common/acinclude.m4.
113 2011-10-17 Mike Frysinger <vapier@gentoo.org>
115 * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
116 call. Replace common.m4 include with SIM_AC_COMMON.
117 * configure: Regenerate.
119 2011-07-05 Mike Frysinger <vapier@gentoo.org>
121 * sim-if.c (sim_do_command): Delete.
123 2010-04-21 Mike Frysinger <vapier@gentoo.org>
125 * profile.c (sim_profile_print_bar): Add cpu argument.
127 2010-03-30 Mike Frysinger <vapier@gentoo.org>
129 * devices.c (device_error): Add const to message.
131 2010-02-12 Doug Evans <dje@sebabeach.org>
133 * decode.c, * decode.h: Regenerate.
135 2010-02-11 Doug Evans <dje@sebabeach.org>
137 * cpu.h, * decode.c, * model.c, * sem.c: Regenerate.
139 2010-01-24 Doug Evans <dje@sebabeach.org>
143 2010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
145 * configure: Regenerate.
147 2010-01-02 Doug Evans <dje@sebabeach.org>
149 * arch.c, * arch.h, * cpu.c, * cpu.h, * cpuall.h, * decode.c,
150 * decode.h, * model.c, * sem.c: Regenerate, update copyright year.
152 2009-11-22 Doug Evans <dje@sebabeach.org>
155 * cpuall.h: Regenerate.
156 * decode.c: Regenerate.
157 * decode.h: Regenerate.
159 2009-11-03 Doug Evans <dje@sebabeach.org>
161 * arch.c: Regenerate.
162 * arch.h: Regenerate.
165 * cpuall.h: Regenerate.
166 * decode.c: Regenerate.
167 * decode.h: Regenerate.
168 * model.c: Regenerate.
171 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
173 * config.in: Regenerate.
174 * configure: Likewise.
176 * configure: Regenerate.
178 2009-01-07 Hans-Peter Nilsson <hp@axis.com>
182 2008-12-23 Hans-Peter Nilsson <hp@axis.com>
184 * arch.c, arch.h, cpu.c, cpu.h, cpuall.h, decode.c, decode.h,
185 model.c, sem.c: Regenerate.
187 2008-07-11 Hans-Peter Nilsson <hp@axis.com>
189 * configure: Regenerate to track ../common/common.m4 changes.
192 2008-06-06 Vladimir Prus <vladimir@codesourcery.com>
193 Daniel Jacobowitz <dan@codesourcery.com>
194 Joseph Myers <joseph@codesourcery.com>
196 * configure: Regenerate.
198 2006-12-21 Hans-Peter Nilsson <hp@axis.com>
200 * config.in: Regenerate.
202 2006-06-13 Richard Earnshaw <rearnsha@arm.com>
204 * configure: Regenerated.
206 2006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
208 * configure: Regenerated.
210 2006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
212 * configure: Regenerated.
214 2005-10-28 Dave Brolley <brolley@redhat.com>
216 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
218 Contribute the following changes:
219 2003-09-29 Dave Brolley <brolley@redhat.com>
221 * frv-sim.h: Use CGEN_ATTR_VALUE_ENUM_TYPE in place of
222 CGEN_ATTR_VALUE_TYPE.
227 2005-03-23 Mark Kettenis <kettenis@gnu.org>
229 * configure: Regenerate.
231 2005-01-14 Andrew Cagney <cagney@gnu.org>
233 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
234 explicit call to AC_CONFIG_HEADER.
235 * configure: Regenerate.
237 2005-01-12 Andrew Cagney <cagney@gnu.org>
239 * configure.ac: Update to use ../common/common.m4.
240 * configure: Re-generate.
242 2005-01-11 Andrew Cagney <cagney@localhost.localdomain>
244 * configure: Regenerated to track ../common/aclocal.m4 changes.
246 2005-01-07 Andrew Cagney <cagney@gnu.org>
248 * configure.ac: Rename configure.in, require autoconf 2.59.
249 * configure: Re-generate.
251 2004-12-08 Hans-Peter Nilsson <hp@axis.com>
253 * configure: Regenerate for ../common/aclocal.m4 update.
255 2004-08-27 Richard Sandiford <rsandifo@redhat.com>
257 * cpu.[ch], arch.[ch], decode.[ch]: Regenerated.
258 * cpuall.h, model.c, sem.c: Regenerated.
260 2004-03-01 Richard Sandiford <rsandifo@redhat.com>
262 * Makefile.in (SIM_OBJS): Add profile-fr450.o.
263 (profile-fr450.o): New dependency.
264 (stamp-cpu): Add fr450 to the list of machs.
265 * sim-frv.h (SPR_IS_ACC): New macro.
266 (H_SPR_ACC4, H_SPR_ACC63, H_SPR_ACCG4, H_SPR_ACCG63): Delete.
267 * cache.c (frv_cache_init, non_cache_access): Handle bfd_mach_fr450.
268 * frv.c (check_register_alignment, check_fr_register_alignment)
269 (check_memory_alignment, do_media_average): Likewise.
270 (frvbf_clear_accumulators): Likewise. Use a mask of valid registers
271 rather than a consecutive range.
272 * interrupts.c (frv_queue_illegal_instruction_interrupt)
273 (frv_queue_non_implemented_instruction_interrupt): Handle
275 * memory.c (check_data_read_address, check_readwrite_address)
276 (check_insn_read_address, check_write_address): Likewise.
277 * mloop.in (@cpu@_simulate_insn_prefetch): Likewise.
278 * profile.c (reset_gr_flags, reset_fr_flags, reset_acc_flags)
279 (frvbf_model_insn_before, frvbf_model_insn_after): Likewise.
280 * profile-fr450.c: New file.
281 * registers.c (fr450_spr): New array.
282 (frv_register_control_init): Check its size. Use it for fr450.
283 (frv_check_register_access): Handle bfd_mach_fr450.
284 (frv_check_spr_read_access): Likewise. Generalize accumulator check.
285 * traps.c (frv_core_signal, frvbf_media_cr_not_aligned): Likewise.
286 (frvbf_media_acc_not_aligned): Likewise.
287 (frvbf_media_register_not_aligned): Likewise.
288 * arch.c: Regenerate.
289 * arch.h: Regenerate.
291 * cpuall.h: Regenerate.
292 * decode.h: Regenerate.
293 * model.c: Regenerate.
295 2004-03-01 Richard Sandiford <rsandifo@redhat.com>
297 * cache.c (frv_cache_init): Change fr400 cache statistics to match
299 (non_cache_access): Add missing breaks.
300 * interrupts.c (set_exception_status_registers): Always set EAR15
301 for data_access_errors.
302 * memory.c (fr400_check_write_address): Remove redundant alignment
304 * model.c: Regenerate.
306 2004-03-01 Richard Sandiford <rsandifo@redhat.com>
308 * frv.c (frvbf_iacc_cut): Rework, taking rounding into account.
310 2004-03-01 Richard Sandiford <rsandifo@redhat.com>
312 * decode.c, decode.h, model.c, sem.c: Regenerate.
314 2003-11-24 Kevin Buettner <kevinb@redhat.com>
316 * frv-sim.h (GR_REGNUM_MAX, FR_REGNUM_MAX, PC_REGNUM, SPR_REGNUM_MIN)
317 (SPR_REGNUM_MAX): Delete.
318 * frv.c (gdb/sim-frv.h): Include.
319 (frvbf_fetch_register, frvbf_store_register): Use register number
320 constants from gdb/sim-frv.h. Check availability of general
321 purpose and float registers.
323 2003-11-03 Dave Brolley <brolley@redhat.com>
325 * cache.c (address_interference): Check for higher priority requests
326 in the same pipeline.
328 2003-10-31 Dave Brolley <brolley@redhat.com>
330 * frv-sim.h (LR_REGNUM): Removed.
331 (SPR_REGNUM_MIN,SPR_REGNUM_MAX): New macros.
332 * frv.c (frvbf_fetch_register): Fetch SPR registers based on
333 SPR_REGNUM_MIN and SPR_REGNUM_MAX. Check whether SPRs are implemented.
334 Return 0 for an unimplemented register. Return the length of the data
335 for an implemented register.
336 (frvbf_store_register): Ditto.
338 2003-10-30 Andrew Cagney <cagney@redhat.com>
340 * traps.c: Replace "struct symbol_cache_entry" with "struct
343 2003-10-10 Dave Brolley <brolley@redhat.com>
345 * cpu.h, sem.c: Regenerate.
347 2003-10-06 Dave Brolley <brolley@redhat.com>
349 * profile-fr550.[ch]: New files.
350 * configure.in: Move frv handling to alphabetically correct placement.
351 * Makefile.in: Add fr550 support.
352 * frv-sim.h,frv.c,interrups.c,memory.c,mloop.in,pipeline.c,
353 profile.[ch],registers.c,traps.c: Add fr550 support.
354 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
357 2003-09-25 Dave Brolley <brolley@redhat.com>
359 * reset.c (frv_initialize): Call frv_register_control_init first.
361 2003-09-24 Dave Brolley <brolley@redhat.com>
363 * profile.h (update_FR_ptime): New prototype.
364 (update_FRdouble_ptime): Ditto.
365 (update_SPR_ptime): Ditto.
366 (increase_ACC_busy): Ditto.
367 (enforce_full_acc_latency): Ditto.
368 (post_wait_for_SPR): Ditto.
369 * profile.c (update_FR_ptime): Moved here from profile-fr500.c.
370 (update_FRdouble_ptime): Ditto.
371 (update_SPR_ptime): New function.
372 (increase_ACC_busy): Ditto.
373 (enforce_full_acc_latency): Ditto.
374 (vliw_wait_for_fdiv_resource): Correct resource name.
375 (vliw_wait_for_fsqrt_resource): Ditto.
376 (post_wait_for_SPR): New function.
377 * profile-fr500.c (frvbf_model_fr500_u_commit): New function.
378 (frvbf_model_fr500_u_gr2fr): Pass out_FRk as output register to
379 adjust_float_register_busy.
380 (frvbf_model_fr500_u_gr_load): Record latency of SPR registers.
381 (frvbf_model_fr500_u_fr_load): Wait for and record latency of SPR
383 (frvbf_model_fr500_u_float_arith): Ditto.
384 (frvbf_model_fr500_u_float_dual_arith): Ditto.
385 (frvbf_model_fr500_u_float_div): Ditto.
386 (frvbf_model_fr500_u_float_sqrt): Ditto.
387 (frvbf_model_fr500_u_float_convert): Ditto.
388 (update_FR_ptime): Moved to profile.c
389 (update_FRdouble_ptime): Moved to profile.c
390 * profile-fr400.c (update_FR_ptime): Removed. Identical to functions
392 (update_FRdouble_ptime): Ditto.
393 * arch.h,cpu.h,sem.c,decode.[ch],model.c,sem.c: Regenerated.
395 2003-09-12 Dave Brolley <brolley@redhat.com>
397 * registers.c (frv_check_spr_read_access): Check for access to
398 ACC4-ACC63 and ACCG4-ACCG63.
399 * profile.h (frv-desc.h): #include it.
400 (spr_busy): New member of FRV_PROFILE_STATE.
401 (spr_latency): Ditto.
402 (GNER_FOR_GR): New macro.
403 (FNER_FOR_FR): New maccro.
404 (update_SPR_latency): New function.
405 (vliw_wait_for_SPR): New function.
406 * profile.c (update_latencies): Update SPR latencies.
407 (update_target_latencies): Ditto.
408 (update_SPR_latency): New function.
409 (vliw_wait_for_SPR): New function.
410 * profile-fr500.c (frvbf_model_fr500_u_idiv): Record GNER latency.
411 (frvbf_model_fr500_u_trap): Removed unused variable, ps.
412 (frvbf_model_fr500_u_check): Ditto.
413 (frvbf_model_fr500_u_clrgr): New unit modeller for fr500.
414 (frvbf_model_fr500_u_clrfr): Ditto.
415 (frvbf_model_fr500_u_spr2gr): Wait for SPR.
416 (frvbf_model_fr500_u_gr2spr): Ditto.
417 * frv-sim.h (H_SPR_ACC4): New macro.
418 (H_SPR_ACCG4): New macro;
419 (H_SPR_ACC0): Removed.
420 (H_SPR_ACCG0): Removed.
421 * arch.h,model.c,sem[ch],decode.[ch]: Regenerated.
423 2003-09-10 Dave Brolley <brolley@redhat.com>
425 * profile.c (slot_names): FM1 was listed twice. Changed first
426 instance to FM0. Added IALL, FMALL and FMLOW.
427 (print_parallel): Don't examine slots with no insns.
429 2003-09-09 Dave Brolley <brolley@redhat.com>
431 * frv.c (do_media_average): Select machine using a switch.
433 2003-09-08 Dave Brolley <brolley@redhat.com>
435 On behalf of Doug Evans <dje@sebabeach.org>
436 * Makefile.in (stamp-arch,stamp-cpu): Pass archfile to cgen.
437 Remove copying of .cpu file to cgen/cpu, no longer needed.
439 2003-09-03 Dave Brolley <brolley@redhat.com>
441 * cpu.h, model.c, sem.c, decode.h, decode.c: Regenerated.
443 2003-08-29 Dave Brolley <brolley@redhat.com>
445 * Makefile.in (stamp-arch): Copy frv.cpu from $(srcdir)../../cpu
446 temporarily when regenerating files.
449 2003-08-20 Micheal Snyder <msnyder@redhat.com>
451 * All generated files: Regenerate.
453 2001-10-11 Dave Brolley <brolley@redhat.com>
455 * cpu.h,decode.c,decode.h,sem.c: Regenerate.
457 2001-10-09 Dave Brolley <brolley@redhat.com>
459 * traps.c (frv_rett): Halt if PSR.S and PSR.ET are both set or both
461 * reset.c (frv_hardware_reset): Invalidate both caches.
462 * registers.c: Update init, reset and read-only masks for all registers
464 * profile.h (cur_gr_complex): New field of FRV_PROFILE_STATE
465 (prev_gr_complex): New field of FRV_PROFILE_STATE
466 (set_use_is_gr_complex): New function.
467 (set_use_not_gr_complex): New function.
468 (use_is_gr_complex): New function.
469 (decrease_GR_busy): New function.
470 * profile.c (reset_gr_flags): New function.
471 (reset_cc_flags): New function.
472 (set_use_is_gr_complex): New function.
473 (set_use_not_gr_complex): New function.
474 (use_is_gr_complex): New function.
475 (update_latencies): Reset gr and cc flags when latency reaches 0.
476 (decrease_GR_busy): New function.
477 * profile-fr400.h (fr500_reset_acc_flags): Removed.
478 (fr500_reset_cc_flags): New function.
479 * profile-fr500.c (frvbf_model_fr400_u_*): Reflect latencies from fr500
481 * profile-fr400.h (fr400_reset_gr_flags): New function.
482 (fr400_reset_fr_flags): New function.
483 (fr400_reset_acc_flags): New function.
484 * profile-fr400.c (set_use_not_media_p4): New function.
485 (set_use_not_media_p6): New function.
486 (set_acc_use_not_media_p2): New function.
487 (set_acc_use_not_media_p4): New function.
488 (fr400_reset_gr_flags): New function.
489 (fr400_reset_fr_flags): New function.
490 (fr400_reset_acc_flags): New function.
491 (frvbf_model_fr400_u_*): Reflect latencies from fr400 LSI version 1.1.
492 (frvbf_model_fr400_u_media_hilo): New function.
493 * pipeline.c (frv_vliw_setup_insn): Don't clear MSR0.MTT.
494 * memory.c (fr400_check_data_read_address): Check address range only
495 for double word loads. Don't check alignment here.
496 (fr400_check_readwrite_address): New function.
497 (fr500_check_readwrite_address): New function.
498 (check_readwrite_address): New function.
499 (fr500_check_insn_read_address): Correct address ranges.
500 (frvbf_read_mem_*): Check address range here.
501 (frv_address_forbidden): Removed.
502 (fr400_check_write_address): New function.
503 (check_write_address): New function.
504 (frvbf_write_mem_*): Don't check address range here.
505 (frvbf_mem_set_*): Check address range here.
506 * interrupts.c (frv_queue_data_access_error_interrupt): Now takes an
507 address as second argument.
508 (frv_queue_data_access_exception_interrupt): New function.
509 (frv_queue_illegal_instruction_interrupt): Generate fp_exception for
510 media insns on fr400.
511 (frv_queue_non_implemented_instruction_interrupt): Generate mp_exception
512 for media insns on fr400.
513 (frv_detect_insn_access_interrupts): Don't check for illegal addresses
514 of insns here. Check for MTRAP insn if PSR.EM is not set.
515 (frv_set_mp_exception_registers): Only set MSR0.MTT if it is not already
517 (set_exception_status_registers): Do not always set EPCR. Set EAR for
518 data_acess_error only if not fr400.
519 * frv.c (do_media_average): New function.
520 (frvbf_media_average): New function.
521 (frvbf_insn_cache_invalidate): Check for illegal invocation.
522 (frvbf_data_cache_invalidate): Ditto.
523 (frvbf_data_cache_flush): Ditto.
524 * frv-sim.h (GET_FSR_QNE): New macro.
525 (frv_msr_mtt): Remove MTT_SEQUENCE_ERROR.
526 (GET_MSR_SRDAV): New macro.
527 (GET_MSR_RDAV): New macro.
528 (GET_MSR_RD): New macro.
529 (frv_queue_data_access_error_interrupt): Now takes an address as second
531 (frv_address_forbidden): Removed.
532 * cache.c (non_cache_access): Correct address ranges. Now takes cache
534 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
536 2001-08-20 Dave Brolley <brolley@redhat.com>
538 * sim-main.h (_sim_cpu): New field 'elf_flags'.
539 * sim-if.c (sim_open): Extract the elf_flags from the input file and
540 save them with each cpu.
541 * mloop.in (main loop): Pass elf flags to frv_vliw_reset. Set
542 last_insn_p before executing the insn.
543 * cache.c (frv_cache_invalidate): Flush scache if this is the cpu's
545 (frv_cache_invalidate_all): Ditto.
547 2001-08-20 Richard Sandiford <rsandifo@redhat.com>
549 * traps.c (syscall_read_mem): Flush the data cache before reading.
550 (syscall_write_mem): Flush the data cache before writing.
551 Invalidate both caches.
553 2001-07-05 Ben Elliston <bje@redhat.com>
555 * Makefile.in (stamp-arch): Use $(CGEN_CPU_DIR).
556 (stamp-cpu): Likewise.
558 2001-05-23 Dave Brolley <brolley@redhat.com>
560 * profile-fr400.c (acc_use_is_media_p2): New function.
561 (frvbf_model_fr400_u_media_2): Account for latency of output
563 (frvbf_model_fr400_u_media_2_quad): Ditto.
564 (frvbf_model_fr400_u_media_2_acc): New function.
565 (frvbf_model_fr400_u_media_2_acc_dual): New function.
566 (frvbf_model_fr400_u_media_2_add_sub): New function.
567 (frvbf_model_fr400_u_media_2_add_sub_dual): New function.
568 (frvbf_model_fr400_u_media_3_dual): New function.
569 (frvbf_model_fr400_u_media_4_acc_dual): New function.
570 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
572 2001-05-15 Dave Brolley <brolley@redhat.com>
574 * registers.c (fr400_spr): Enable write access to HSR0.CBM.
575 * profile.h (FRV_PROFILE_STATE): New field 'all_cache_entries'.
576 * profile.c (CACHE_QUEUE_ELEMENT): New 'all' field.
577 (request_cache_flush): Save 'all' argument.
578 (request_cache_invalidate): Save all_cache_entries from profile state
579 to 'all' field of the request.
580 (submit_cache_request): Pass the 'all' field of the request to
581 frv_cache_request_invalidate.
582 * frv.c (frv_insn_cache_invalidate): Add new 'all' parameter. Perform
583 operation even if HSR0.ICE is not set.
584 (frv_data_cache_invalidate): Add new 'all' parameter. Perform
585 operation even if HSR0.DCE is not set.
586 (frv_data_cache_flush): Ditto.
587 * frv-sim.h (frv_insn_cache_invalidate): Add new 'all' parameter.
588 (frv_data_cache_invalidate): Add new 'all' parameter.
589 (frv_data_cache_flush): Add new 'all' parameter.
590 * cache.h (FRV_CACHE_INVALIDATE_REQUEST): Add new 'all' field.
591 (frv_cache_request_invalidate): Add new 'all' parameter.
592 * cache.c (frv_cache_request_invalidate): Add new 'all' parameter. Save
593 its value in the invalidate request.
594 (address_interference): Accept the value '-1' for the address argument
595 to mean 'any address'.
596 (handle_req_invalidate): Handle request to invalidate all cache lines.
597 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
599 2001-05-14 Dave Brolley <brolley@redhat.com>
601 * profile.h (past_first_p): New field of profiling state.
602 (branch_penalty): Ditto.
603 (branch_hint): Ditto.
604 (update_branch_penalty): New function.
605 * profile.c (frvbf_model_insn_after): Reset past_first_p and
606 branch_address fields of the profiling state.
607 (frvbf_model_branch): New function.
608 (update_branch_penalty): New function.
609 * profile-fr500.c (frvbf_model_fr500_u_branch): Remove ICCi_3 and
611 (frvbf_model_fr500_u_trap): New function.
612 (frvbf_model_fr500_u_check): New function.
613 (frvbf_model_fr500_u_media_dual_htob): post-processing latency is 3
615 * profile-fr400.c (frvbf_model_fr400_u_branch): Set branch penalties
616 as documented in the fr400 LSI. Remove ICCi_3 and FCCi_3 inputs.
617 (frvbf_model_fr400_u_media_dual_expand): Check resource usage as
618 documented in teh fr400 LSI.
619 (frvbf_model_fr400_u_media_dual_htob): Ditto.
620 (frvbf_model_fr400_u_media_dual_unpack): Removed.
621 (frvbf_model_fr500_u_trap): New function.
622 (frvbf_model_fr500_u_check): New function.
623 * mloop.in (simulate_dual_insn_prefetch): New function.
624 (@cpu@_simulate_insn_prefetch): Call simulate_dual_insn_prefetch with
625 arguments for each machine type.
626 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
628 2001-05-09 Dave Brolley <brolley@redhat.com>
630 * Makefile.in (profile.o): Add profile-fr400.h as a dependency.
631 (profile-fr400.o): New target.
632 * profile.c: New file.
633 * profile.h: New file.
634 * profile-fr400.c: New file.
635 * profile-fr400.h: New file.
636 * profile-fr500.c: New file.
637 * profile-fr500.h: New file.
638 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
640 2001-05-02 Dave Brolley <brolley@redhat.com>
642 * sim-main.h (profile.h): #include it.
643 (CPU_PROFILE_STATE): New macro.
644 (profile_state): New frv specific cpu field.
645 * reset.c (frv_initialize): insn_fetch_address and branch_address now
646 part of global profiling state.
647 * Makefile.in (SIM_OBJS): Add profile.o and profile-fr500.o.
648 (SIM_EXTRA_DEPS): Add profile.h.
649 (registers.o): Correct name of source file.
650 (profile.o): New target.
651 (profile-fr500.o): New target.
652 * frv-sim.h: Move profile related data structures to profile.h.
653 * frv.c: Move fr500 specific functions to profile-fr500.c.
654 * cpu.h: Regenerated.
656 2001-04-27 Dave Brolley <brolley@redhat.com>
658 * sim-main.h (CPU_PIPELINE): Renamed to CPU_VLIW.
659 * interrupts.c: Rename FRV_PIPELINE to FRV_VLIW.
660 Rename pipeline to vliw. Rename CPU_PIPELINE to CPU_VLIW.
661 Rename PIPE_* to UNIT_*.
662 (frv_queue_illegal_instruction_interrupt): Use
663 frv_is_float_insn and frv_is_media_insn.
664 (frv_queue_non_implemented_instruction_interrupt): Ditto.
665 (frv_detect_insn_access_interrupts): Ditto.
666 * frv.c: Rename FRV_PIPELINE to FRV_VLIW. Rename pipeline to vliw.
667 Rename CPU_PIPELINE to CPU_VLIW. Rename PIPE_* to UNIT_*.
671 * frv-sim.h (frv_pipeline_setup_insn): Renamed to frv_vliw_setup_insn.
672 * cache.c: Rename PIPE_* to UNIT_*.
674 2001-04-24 Dave Brolley <brolley@redhat.com>
676 * frv.c (frvbf_load_quad_GR): Delete have_data and hsr0.
677 (frvbf_load_quad_FRint): Ditto.
678 (frvbf_load_quad_CPR): Ditto.
679 * cache.c (frv_cache_init): Initialize cache for fr400 vs other
681 (bfd.h): #include it.
682 (non_cache_access): Update for revised fr500 and for fr400.
683 * registers.c (frv_spr): Don't reset PSR.PS.
685 (frv_reset_spr): Set PSR.PS to the former value of PSR.S.
687 2001-04-23 Dave Brolley <brolley@redhat.com>
689 * traps.c (frv_core_signal): On fr400, generate data_access_error.
690 (frvbf_media_cr_not_aligned): On fr400, generate illegal_instruction.
691 (frvbf_media_acc_not_aligned): Ditto.
692 (frvbf_media_register_not_aligned): Ditto.
693 (frvbf_division_exception): Use GET_ISR_EDE.
694 * registers.c (frv_check_spr_read_access): New function.
695 (frv_check_spr_write_access): New function.
696 (frv_check_spr_access): Deleted.
697 (frv_check_register_access): On fr400, generate illegal_instruction.
698 * memory.c (fr400_check_data_read_address): New function.
699 (fr500_check_data_read_address): Ditto.
700 (check_data_read_address): Ditto.
701 (fr400_check_insn_read_address): Ditto.
702 (fr500_check_insn_read_address): Ditto.
703 (check_insn_read_address): Ditto.
704 (frvbf_read_mem_QI): Call check_data_read_access.
705 (frvbf_read_mem_UQI): Ditto.
706 (frvbf_read_mem_HI): Ditto.
707 (frvbf_read_mem_UHI): Ditto.
708 (frvbf_read_mem_SI): Ditto.
709 (frvbf_read_mem_DI): Ditto.
710 (frvbf_read_mem_DF): Ditto.
711 (frvbf_read_imem_USI): Call check_insn_read_access.
712 (frv_address_forbidden): Now takes cpu as first argument. Check based
714 (fr400_mem_address_unaligned): New function.
715 (fr500_mem_address_unaligned): Ditto.
716 (check_write_address): Ditto.
717 (frvbf_mem_set_QI): Call check_write_address.
718 (frvbf_mem_set_HI): Ditto.
719 (frvbf_mem_set_SI): Ditto.
720 (frvbf_mem_set_DI): Ditto.
721 (frvbf_mem_set_DF): Ditto.
722 (frvbf_mem_set_XI): Ditto.
723 * interrupts.c (bfd.h): #include it.
724 (frv_queue_data_access_error_interrupt): New function.
725 (frv_queue_instruction_access_error_interrupt): New function.
726 (frv_queue_instruction_access_exception_interrupt): New function.
727 (frv_queue_illegal_instruction_interrupt): No fp_exception on fr400.
728 (frv_queue_non_implemented_instruction_interrupt): Ditto.
729 (frv_detect_insn_access_interrupts): Reorder tests to match priority
731 (set_isr_exception_fields): Accumulate dtt bits.
732 * frv.c (check_register_alignment): New function.
733 (check_fr_register_alignment): New function.
734 (check_memory_alignment): New function.
735 (frvbf_h_gr_double_get_handler): Call check_register_alignment.
736 (frvbf_h_gr_double_set_handler): Ditto.
737 (frvbf_h_cpr_double_get_handler): Ditto.
738 (frvbf_h_cpr_double_set_handler): Ditto.
739 (frvbf_h_gr_quad_set_handler): Ditto.
740 (frvbf_h_cpr_quad_set_handler): Ditto.
741 (frvbf_h_fr_double_get_handler): Call check_fr_register_alignment.
742 (frvbf_h_fr_double_set_handler): Ditto.
743 (frvbf_h_fr_quad_set_handler): Ditto.
744 (frvbf_h_spr_get_handler): Call frv_check_spr_read_access.
745 (frvbf_h_spr_set_handler): Call frv_check_spr_write_access.
746 (frvbf_load_quad_GR): Call check_memory_aligment.
747 (frvbf_load_quad_FRint): Ditto.
748 (frvbf_load_quad_CPR): Ditto.
749 (frvbf_store_quad_GR): Call check_memory_aligment and
750 check_register_alignment.
751 (frvbf_store_quad_FRint): Ditto.
752 (frvbf_store_quad_CPR): Ditto.
753 (frvbf_signed_integer_divide: Use GET_ISR_EDEM.
754 * frv-sim.h (H_SPR_ACC0): New macro.
755 (H_SPR_ACC63): New macro.
756 (H_SPR_ACCG0): New macro.
757 (H_SPR_ACCG63): New macro.
758 (frv_dtt): New enumerator.
759 (GET_ISR_EDE): Renamed from GET_ISR_EDEM.
760 (GET_ISR_DTT): New macro.
761 (frv_queue_data_access_error_interrupt): New function.
762 (frv_queue_instruction_access_error_interrupt): New function.
763 (frv_queue_instruction_access_exception_interrupt): New function.
764 (frv_address_forbidden): Now takes cpu as first argument.
767 2001-04-10 Dave Brolley <brolley@redhat.com>
769 * registers.c (fr500_spr): Add new fields to fr500 PSR register.
770 (fr500_spr): Add STBAR and MMCR unimplemented registers for fr500.
771 (fr400_spr): Implement SPR registers for fr400.
772 (frv_register_control_init): Handle bfd_mach_fr400 properly.
773 * frv.c (spr_bpsr_get_handler): Mask field before shifting.
774 (spr_psr_get_handler): Ditto.
775 (spr_ccr_get_handler): Ditto.
776 (spr_cccr_get_handler): Ditto.
777 (frvbf_clear_accumulators): Only 4 accumulators on fr400.
778 * frv-sim.h: Update comment about MCCR_* macros.
779 * cpu.c,cpu.h: Regenerate.
781 2001-04-05 Dave Brolley <brolley@redhat.com>
783 * cpu.h,decode.c,model.c,sem.c: Regenerate.
785 2001-04-05 Dave Brolley <brolley@redhat.com>
787 * reset.c: Update copyright.
788 * registers.c (frv_register_control_init): Handle bfd_mach_fr400.
789 * frv.c (frvbf_model_fr400_u_exec): New function.
790 * Makefile.in (stamp-cpu): Add fr400 to list of machines.
791 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
794 2000-11-22 Dave Brolley <brolley@redhat.com>
796 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
799 2000-11-10 Dave Brolley <brolley@redhat.com>
801 * decode.c: Regenerate.
803 2000-09-12 Dave Brolley <brolley@redhat.com>
805 * traps.c (frv_sim_engine_halt_hook): New function.
806 (frv_itrap): Caches now invalidated in sim_engine_halt via
807 SIM_ENGINE_HALT_HOOK.
809 * sim-main.h (frv_sim_engine_halt_hook): New function.
810 (SIM_ENGINE_HALT_HOOK): New macro.
811 (SIM_ENGINE_RESTART_HOOK): New macro.
812 * interrupts.c: Call to frv_term now done within sim_engine_halt via
813 SIM_ENGINE_HALT_HOOK.
815 2000-09-08 Dave Brolley <brolley@redhat.com>
817 * traps.c (frv_itrap): Invalidate and flush the data and insn caches
818 respectively when stopping for a breakpoint.
820 * cache.h (frv_cache_invalidate_all): New function.
821 * cache.c (frv_cache_invalidate_all): New function.
823 2000-09-05 Dave Brolley <brolley@redhat.com>
825 * traps.c (frv_break): If SIM_HAVE_BREAKPOINTS, call
826 sim_handle_breakpoint. Otherwise if environment != operating call
827 sim_engine_halt. Otherwise handle normally.
828 * interrupts.c (frv_queue_break_interrupt): Don't handle debugger
829 breakpoints here. Moved to frv_break in traps.c.
833 2000-09-01 Dave Brolley <brolley@redhat.com>
835 * interrupts.c (frv_queue_break_interrupt): Call sim_handle_breakpoint
836 before queuing an interrupt in order to allow 'break' to be used as
839 2000-08-29 Dave Brolley <brolley@redhat.com>
841 * traps.c (frv_itrap): Invalidate the insn cache at a breakpoint.
843 2000-07-27 Dave Brolley <brolley@redhat.com>
845 * cpu.h,decode.c: Rebuild.
847 2000-07-26 Dave Brolley <brolley@redhat.com>
849 * frv.c (spr_cccr_get_handler): Change CRx to CCx.
850 (spr_cccr_set_handler): Change CRx to CCx.
851 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
853 2000-07-24 Dave Brolley <brolley@redhat.com>
856 * frv.c (frvbf_unsigned_integer_divide): Queue a write for the result.
857 Don't write it directly.
859 Thu Jul 6 13:51:12 2000 Dave Brolley <brolley@topaz>
861 * configure: Regenerated to track ../common/aclocal.m4 changes.
863 2000-07-05 Ben Elliston <bje@redhat.com>
865 * configure: Regenerated to track ../common/aclocal.m4 changes.
867 2000-06-28 Dave Brolley <brolley@redhat.com>
869 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
871 2000-06-21 Dave Brolley <brolley@redhat.com>
873 * pipeline.c: All code except frv_pipeline_setup_insn moved to
875 * mloop.in (main loop): frv_pipeline_add_insn broken up into
876 frv_pipeline_add_insn and frv_pipeline_setup_insn.
877 * frv-sim.h: Move pipeline status code to frv.opc.
878 * model.c: Regenerate.
880 2000-06-12 Dave Brolley <brolley@redhat.com>
882 * options.c (frv_option_handler): --profile-parallel implies
884 * mloop.in (fetch_buffer): Removed.
885 (@cpu@_simulate_insn_prefetch): Monitoring of fetch buffer moved to
886 run_caches. Use cache directly if not counting cycles. Don't use
887 cache at all if not counting cycles and cache not enabled.
888 * frv.c (frv_insn_fetch_buffer): New global variable.
889 (run_caches): Monitor the status of insn prefetch requests.
890 * frv-sim.h (FRV_INSN_FETCH_BUFFER): New struct type.
891 (frv_insn_fetch_buffer): New global variable.
893 2000-06-12 Dave Brolley <brolley@redhat.com>
895 * mloop.in (fetch_buffer): New static struct.
896 (@cpu@_simulate_insn_prefetch): Rewritten.
897 * cache.c (frv_cache_request_invalidate): Don't invalidate return
899 (address_interference): Defer to any WAR request in either pipeline.
901 2000-06-09 Dave Brolley <brolley@redhat.com>
903 * pipeline.c (insns_in_slot): New Array.
904 (frv_pipeline_add_insn): Call COUNT_INSNS_IN_SLOT.
905 * options.c (frv_options): Remove 'NONBLOCK' argument from data-cache
907 (parse_cache_option): New function.
908 (frv_option_handler): Call parse_cache_option.
909 * frv.c (vliw_branch_taken): New variable.
910 (vliw_load_stall): New variable.
911 (handle_resource_wait): Update vliw_load_stall.
912 (frvbf_model_insn_before): Initialize vliw_branch_taken and
914 (frvbf_model_insn_after): Increment PROFILE_MODEL_LOAD_STALL_CYCLES.
915 (load_wait_for_FR): Update vliw_load_stall.
916 (load_wait_for_GR): Update vliw_load_stall.
917 (load_wait_for_FRdouble): Update vliw_load_stall.
918 (load_wait_for_GRdouble): Update vliw_load_stall.
919 (frvbf_model_fr500_u_branch): Count branches taken and not taken.
920 (slot_names): New static array.
921 (print_parallel): Now takes second argument 'verbose'. Print cycles per
922 VLIW insn and instructions per cycle. Also tabulate the number of insns
923 in each type of VLIW slot.
924 (frv_profile_info): Call print_parallel with new second argument.
925 * frv-sim.h (insn_in_slot): New array.
926 (COUNT_INSNS_IN_SLOT): New macro.
927 (INSNS_IN_SLOT): New macro.
928 * cache.c: Remove references to non_blocking_count. Remove references to
929 last_was_hit. Remove references to req_none.
930 (handle_req_store): Adjust statistics before requeuing the store
932 (handle_req_WAR): Don't let the WAR request affect the cache statistics.
933 * cache.h: Remove references to non_blocking_count. Remove references to
934 last_was_hit. Remove references to req_none.
935 * model.c: Regenerate.
937 2000-06-08 Dave Brolley <brolley@redhat.com>
939 * frv.c (request_complete): Copy load data from the correct return
942 2000-06-07 Dave Brolley <brolley@redhat.com>
944 * traps.c (frv_core_signal): Call frv_term before exiting.
945 (frv_itrap): Call frv_term before exiting.
946 (next_available_nesr): Make sure NECR is implemented before reading it.
947 (next_valid_nesr): Ditto.
948 (frvbf_check_non_excepting_load): Ditto.
949 (frvbf_clear_ne_flags): Ditto.
950 (frvbf_commit): Ditto.
951 (frvbf_check_recovering_store): Delay cache operation if 'model_insn'.
952 * sim-main.h (_sim_cpu): Add load_address, load_length, load_flag and
954 (CPU_LOAD_ADDRESS): New macro.
955 (CPU_LOAD_LENGTH): New macro.
956 (CPU_LOAD_SIGNED): New macro.
957 (CPU_LOAD_LOCK): New macro.
958 * reset.c (frv_term): New function.
959 (frv_power_on_reset): Use SETMEMSI if the cache is not enabled.
960 (frv_hardware_reset): Use SETMEMSI if the cache is not enabled.
961 (frv_software_reset): Use SETMEMSI if the cache is not enabled.
962 * mloop.in (execute): Call FRV_COUNT_CYCLES to decide whether to model
963 the insn. Model the insn in two passes. One before and one after
965 (cache_reqno): new static variable.
966 (@cpu@_simulate_insn_prefetch): Model fetch latency by waiting for the
967 cache rather than assuming a fixed latency.
968 (xinit): Turn on PROFILE_MODEL_P before each vliw insn if the timer is
969 enabled so that modeling data is collected by cgen during execution.
970 (full-exec): Restore PROFILE_MODEL_P after each vliw insn.
971 * memory.c (data_non_cache_access): Removed.
972 (insn_non_cache_access): Removed.
973 (frvbf_read_mem_QI): Delay read operation if 'model_insn'.
974 (frvbf_read_mem_UQI): Delay read operation if 'model_insn'.
975 (frvbf_read_mem_HI): Delay read operation if 'model_insn'.
976 (frvbf_read_mem_UHI): Delay read operation if 'model_insn'.
977 (frvbf_read_mem_SI): Delay read operation if 'model_insn'.
978 (frvbf_read_mem_DI): Delay read operation if 'model_insn'.
979 (frvbf_read_mem_DF): Delay read operation if 'model_insn'.
980 (frvbf_read_imem_USI): Read the cache or ememory passively.
981 (frvbf_write_mem_QI): Don't check for non-cache access here.
982 (frvbf_write_mem_UQI): Call frvbf_write_mem_QI.
983 (frvbf_write_mem_HI): Don't check for non-cache access here.
984 (frvbf_write_mem_UHI): Call frvbf_write_mem_QI.
985 (frvbf_write_mem_SI): Don't check for non-cache access here.
986 (frvbf_write_mem_DI): Don't check for non-cache access here.
987 (frvbf_write_mem_DF): Don't check for non-cache access here.
988 (frvbf_mem_set_QI): Use cycle-accurate cache write if 'model_insn'.
989 (frvbf_mem_set_HI): Use cycle-accurate cache write if 'model_insn'.
990 (frvbf_mem_set_SI): Use cycle-accurate cache write if 'model_insn'.
991 (frvbf_mem_set_DI): Use cycle-accurate cache write if 'model_insn'.
992 (frvbf_mem_set_DF): Use cycle-accurate cache write if 'model_insn'.
993 (frvbf_mem_set_XI): Use cycle-accurate cache write if 'model_insn'.
994 * interrupts.c (check_reset): Read the cache and memory passively.
995 (frv_program_or_software_interrupt): Call frv_term before calling
997 * frv.c (all modeling functions): Break into two passes. One before
998 execuetion and one after. call load_wait_for_* for all GR and FR
1000 (frvbf_load_quad_GR): Delay performing the load if 'model_insn'.
1001 (frvbf_load_quad_FRint): Delay performing the load if 'model_insn'.
1002 (frvbf_load_quad_CPR): Delay performing the load if 'model_insn'.
1003 (frvbf_insn_cache_preload): Delay cache operation if 'model_insn'.
1004 (frvbf_data_cache_preload): Delay cache operation if 'model_insn'.
1005 (frvbf_insn_cache_unlock): Delay cache operation if 'model_insn'.
1006 (frvbf_data_cache_unlock): Delay cache operation if 'model_insn'.
1007 (frvbf_insn_cache_invalidate): Delay cache operation if 'model_insn'.
1008 (frvbf_data_cache_invalidate): Delay cache operation if 'model_insn'.
1009 (frvbf_data_cache_flush): Delay cache operation if 'model_insn'.
1010 (model_insn): New global variable.
1011 (fr_ptime): New array.
1012 (cache_request): New enumeration.
1013 (CACHE_QUEUE_ELEMENT): New struct type.
1014 (CACHE_QUEUE_SIZE): New macro.
1015 (cache_queue): New static struct.
1016 (request_cache_load): New function.
1017 (request_cache_flush): New function.
1018 (request_cache_invalidate): New function.
1019 (request_cache_preload): New function.
1020 (request_cache_unlock): New function.
1021 (submit_cache_request): New function.
1022 (activate_cache_requests): New function.
1023 (load_pending_for_register): New function.
1024 (flush_pending_for_address): New function.
1025 (remove_cache_queue_element): New function.
1026 (copy_load_data): New function.
1027 (request_complete): New function.
1028 (run_caches): New function.
1029 (frv_model_trace_wait_cycles): New function.
1030 (wait_for_flush): New function.
1031 (frvbf_model_insn_before): Insn prefect wait now modeled in
1032 frvbf_simulate_insn_prefetch. Incremement vliw_insns here. Call
1034 (frvbf_model_insn_after): Call activate_cache_requests. Don't increment
1035 vliw_insns here anymore.
1036 (update_FR_latency_for_load): New function.
1037 (update_FRdouble_latency_for_load): New function.
1038 (update_FR_ptime): New function.
1039 (update_FRdouble_ptime): New function.
1040 (update_GR_latency_for_swap): New function.
1041 (load_wait_for_GR): New function.
1042 (load_wait_for_FR): New function.
1043 (load_wait_for_GRdouble): New function.
1044 (load_wait_for_FRdouble): New function.
1045 (frvbf_model_fr500_u_ici): New function.
1046 (frvbf_model_fr500_u_dci): New function.
1047 (frvbf_model_fr500_u_dcf): New function.
1048 (frvbf_model_fr500_u_icpl): New function.
1049 (frvbf_model_fr500_u_dcpl): New function.
1050 (frvbf_model_fr500_u_icul): New function.
1051 (frvbf_model_fr500_u_dcul): New function.
1052 * frv-sim.h (frv_term): New function.
1053 (insn_non_cache_access): Removed.
1054 (FRV_COUNT_CYCLES): New macro.
1055 (frv_save_peofile_model_p): New global variable.
1056 (model_insn): New enumerated global variable.
1057 (frv_model_advance_cycles): New function.
1058 (frv_model_trace_wait_cycles): New function.
1059 * cache.h (FRV_CACHE_REQUEST_KIND): New enumeration.
1060 (FRV_CACHE_WAR_REQUEST): New struct type.
1061 (FRV_CACHE_STORE_REQUEST): New struct type.
1062 (FRV_CACHE_INVALIDATE_REQUEST): New struct type.
1063 (FRV_CACHE_PRELOAD_REQUEST): New struct type.
1064 (FRV_CACHE_REQUEST): New struct type.
1065 (FRV_CACHE_RETURN_BUFFER): New struct type.
1066 (FRV_CACHE_FLUSH_STATUS): New struct type.
1067 (FRV_CACHE_STATUS): New struct type.
1068 (FRV_CACHE_STAGE): New struct type.
1069 (FRV_CACHE_STAGES): New enumeration.
1070 (FRV_CACHE_WAR): New struct type.
1071 (FRV_CACHE_PIPELINE): New struct type.
1072 (FRV_CACHE_ARS): New struct type.
1073 (FRV_CACHE_STATISTICS): New struct type.
1074 (FRV_CACHE): Add pipeline, statistics, BARS and NARS.
1075 (CACHE_RETURN_DATA): 'return_buffer' is now within 'status'.
1076 (CACHE_RETURN_DATA_ADDRESS): New macro.
1077 (frv_cache_read): Now takes pipe index as second argument.
1078 (frv_cache_enabled): New function.
1079 (frv_cache_request_load): New function.
1080 (frv_cache_request_store): New function.
1081 (frv_cache_request_invalidate): New function.
1082 (frv_cache_request_preload): New function.
1083 (frv_cache_request_unlock): New function.
1084 (frv_cache_run): New function.
1085 (frv_cache_read_passive_SI): New function.
1086 (frv_cache_data_in_buffer): New function.
1087 (frv_cache_data_flushed): New function.
1088 * cache.c (frv_cache_init): Initialize pipelines and xARS registers.
1089 (frv_cache_enabled): New function.
1090 (non_cache_access): New function.
1091 (write_data_to_memory): Count write accesses for each mode. Write to
1092 memory using sim_core_write_unaligned_1;
1093 (read_data_from_memory): New function.
1094 (fill_line_from_memory): Use read_data_from_memory.
1095 (copy_line_to_return_buffer): New function.
1096 (copy_memory_to_return_buffer): New function.
1097 (set_return_buffer_reqno): New function.
1098 (frv_cache_read): Now takes pipe index as second argument. Check for
1100 (frv_cache_preload): Check for non-cache access.
1101 (frv_cache_unlock): Check for non-cache access.
1102 (invalidate_return_buffer): New function.
1103 (frv_cache_invalidate): Check for non-cache access.
1104 (convert_slot_to_index): New function.
1105 (FREE_CHAIN_SIZE): New macro.
1106 (frv_cache_request_free_chain): New static variable.
1107 (frv_store_request_free_chain): New static variable.
1108 (allocate_new_cache_requests): New function.
1109 (new_cache_request): New function.
1110 (free_cache_request): New function.
1111 (new_store_request): New function.
1112 (pipeline_remove_request): New function.
1113 (pipeline_add_request): New function.
1114 (pipeline_requeue_request): New function.
1115 (next_priority): New function.
1116 (add_WAR_request): New function.
1117 (pipeline_next_request): New function.
1118 (pipeline_stage_request): New function.
1119 (advance_pipelines): New function.
1120 (frv_cache_request_load): New function.
1121 (frv_cache_request_store): New function.
1122 (frv_cache_request_invalidate): New function.
1123 (frv_cache_request_preload): New function.
1124 (frv_cache_request_unlock): New function.
1125 (address_interference): New function.
1126 (wait_for_WAR): New function.
1127 (wait_in_WAR): New function.
1128 (handle_req_load): New function.
1129 (handle_req_preload): New function.
1130 (handle_req_store): New function.
1131 (handle_req_invalidate): New function.
1132 (handle_req_unlock): New function.
1133 (handle_req_WAR): New function.
1134 (arbitrate_requests): New function.
1135 (move_ARS_to_WAR): New function.
1136 (decrease_latencies): New function.
1137 (frv_cache_run): New function.
1138 (frv_cache_read_passive_SI): New function.
1139 (frv_cache_data_in_buffer): New function.
1140 (frv_cache_data_flushed): New function.
1141 * arch.h,decode.c,decode.h,model.c,sem.c: Rebuild.
1143 Wed May 24 14:40:34 2000 Andrew Cagney <cagney@b1.cygnus.com>
1145 * configure: Regenerated to track ../common/aclocal.m4 changes.
1147 2000-05-19 Dave Brolley <brolley@redhat.com>
1149 * traps.c (frv_rett): Check for exceptions in the order specified in the
1150 architecture spec. Allow privileged_instruction interrrupt to be handled
1152 * registers.c (frv_register_control_init): Handle bfd_mach_frvtomcat.
1153 * frv.c (frvbf_signed_integer_divide): Use updated dtt to decide whether
1154 to clear the NE flag.
1155 (frvbf_model_tomcat_u_exec): New function.
1156 * frv-sim.h (frvbf_division_exception): Now returns updated dtt.
1157 * Makefile.in (stamp-cpu): Add 'tomcat' to 'mach' value.
1158 * arch.c,arch.h,cpu.h,cpuall.h,model.h,decode.c,sem.c: Regenerate.
1160 2000-05-18 Dave Brolley <brolley@redhat.com>
1162 * sim-if.c (elf-bfd.h): #include it.
1163 (sim_open): Set machine amd architecture based on elf flags.
1165 2000-04-04 Dave Brolley <brolley@redhat.com>
1167 * frv-sim.h (frv_h_psr_esr_set_handler): Removed.
1168 Delete '#if 0' blocks.
1169 * frv.c: Delete '#if 0' blocks.
1170 (spr_psr_set_handler): Remove special handling for circular referencing of handlers for
1172 (frv_h_psr_esr_set_handler): Removed.
1173 * interrupts.c: Delete '#if 0' blocks.
1174 * memory.c: Delete '#if 0' blocks.
1175 * cpu.c,cpu.h: Regenerate.
1177 2000-04-03 Dave Brolley <brolley@redhat.com>
1179 * traps.c (frvbf_check_recovering_store): Invalidate data cache line
1180 containing the target address.
1181 (clear_nesr_neear): No longer takes hi_available and lo_available.
1182 Remove bogus check for available GR registers.
1183 (frvbf_clear_ne_flags): Update call to clear_nesr_neear.
1184 (frvbf_commit): Update call to clear_nesr_neear.
1185 * interrupts.c (next_available_esr): Removed.
1186 (next_available_edr): Removed.
1187 (next_available_fq): Removed.
1188 * frv.c (frvbf_fetch_register): Remove "FIXME" comment.
1189 (frvbf_store_register): Remove "FIXME" comment.
1190 * frv-sim.h (UART_INCHAR_ADDR): Removed.
1191 (UART_OUTCHAR_ADDR): Removed.
1192 (UART_STATUS_ADDR): Removed.
1193 (UART_INPUT_READY): Removed.
1194 (UART_OUTPUT_READY): Removed.
1195 (FRV_DEVICE_ADDR): Removed.
1196 (FRV_DEVICE_LEN): Removed.
1197 (SET_NESR): Call frvbf_force_update.
1198 (SET_NEEAR): Call frvbf_force_update.
1199 (SET_NE_FLAGS): Call frvbf_force_update.
1201 2000-03-30 Dave Brolley <brolley@redhat.com>
1203 * configure: Regenerated.
1205 2000-03-30 Dave Brolley <brolley@redhat.com>
1207 * registers.c (fr500_spr): Define ESR14-15 and EPCSR14-15 for fr500.
1208 * memory.c (frvbf_write_mem_*): Save slot containing the insn
1209 performing the write.
1210 (frvbf_mem_set_*): Overwrite the slot information of the interrupt
1211 queue element with the information in the interrupt state.
1212 * interrupts.c (frv_queue_interrupt): Call frv_set_interrupt_queue_slot.
1213 (frv_queue_fp_exception_interrupt): Initialize 'new_element'.
1214 (frv_set_interrupt_queue_slot): New function.
1215 (esr_for_data_access_exception): New function.
1216 (set_edr_register): edr_index is now passed in.
1217 (fq_for_exception): New function.
1218 (set_fp_exception_registers): Call fq_for_exception. Interrupt queue
1219 element now passed in.
1220 (set_exception_status_registers): Obtain slot from interrupt queue
1221 element. Call esr_for_data_access_exception. Use ESR14
1222 for data_store_error. Use ESR15 for data_access_error. Use EDR0.
1223 (frv_save_data_written_for_interrupts): Save slot containing the insn
1224 performing the write.
1225 * frv-sim.h (struct frv_fp_exception_info): Use frv_fsr_traps and
1227 (struct frv_interrupt_state): Add 'slot' field.
1228 (frv_set_interrupt_queue_slot): New function.
1229 (frv_set_write_queue_slot): New function.
1231 2000-03-24 Dave Brolley <brolley@redhat.com>
1233 * mloop.in (_parallel_write_init): Initialize
1234 frv_interrupt_state.imprecise_interrupt.
1235 (_parallel_write_queued): After an imprecise interrupt, only perform
1236 forced writes and floating point writes (for certain exceptions).
1237 * interrupts.c (handle_interrupt): Set
1238 frv_interrupt_state.imprecise_interrupt for writeback after an imprecise
1240 (frv_process_interrupts): No need to clear f_ne_flags.
1241 * frv.c (frvbf_signed_integer_divide): Queue writes to GR registers and
1242 force them to happen even if there is an overflow exception.
1243 (frvbf_force_update): New function.
1244 * frv-sim.h (frvbf_force_update): New function.
1245 (struct frv_interrupt_state): Add imprecise_interrupt.
1246 (FRV_WRITE_QUEUE_FORCE_WRITE): New macro.
1247 * sem.c: Regenerate.
1249 2000-03-23 Dave Brolley <brolley@redhat.com>
1251 * traps.c (frv_rett): Queue FRV_ILLEGAL_INSTRUCTION directly.
1252 * registers.c (frv_spr): MCIRL -> MCILR.
1253 * interrupts.c (frv_queue_non_implemented_instruction_interrupt):
1255 (frv_detect_insn_access_interrupts):
1256 Call frv_queue_non_implemented_instruction_interrupt.
1257 (frv_process_interrupts): Clear accumulated NE flags.
1258 * frv.c (frvbf_media_cop): New function.
1259 (frvbf_set_ne_index): Now takes (SIM_CPU *) as first argument. Clear
1260 the NE flag of the given target register.
1261 (frvbf_model_fr500_u_float_arith): Account for FRdouble registers.
1262 (frvbf_model_fr500_u_float_dual_arith): Account for FRdouble registers.
1263 (frvbf_model_fr500_u_float_dual_sqrt): New function.
1264 (frvbf_model_fr500_u_float_convert): Account for FRdouble registers.
1265 (frvbf_model_fr500_u_float_dual_convert): New function.
1266 * frv-sim.h (frvbf_media_cop): New function.
1267 (GET_FQ): Use H_SPR_FQST0.
1268 (SET_FQ): Use H_SPR_FQST0.
1269 (SET_FQ_OPC): Use J_SPR_FQOP0.
1270 (GET_MSR_EMCI): New macro.
1271 (frv_queue_non_implemented_instruction_interrupt): New function.
1272 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1274 2000-03-08 Dave Brolley <brolley@redhat.com>
1276 * traps.c (frv_rett): Align new_pc.
1277 * memory.c (frvbf_read_mem_HI): Align address.
1278 (frvbf_read_mem_UHI): Align address.
1279 (frvbf_read_mem_SI): Align address.
1280 (frvbf_read_mem_DI): Align address.
1281 (frvbf_read_mem_DF): Align address.
1282 (frvbf_read_imem_USI): Align address.
1283 (frvbf_mem_set_HI): Align address.
1284 (frvbf_mem_set_SI): Align address.
1285 (frvbf_mem_set_DI): Align address.
1286 (frvbf_mem_set_DF): Align address.
1287 (frvbf_mem_set_XI): Align address.
1288 * registers.c (frv_spr): Initialize FSR0.NS to 1.
1289 (fr500_spr): Initialize FSR0.NS to 1.
1290 * interrupts.c (frv_queue_mem_address_not_aligned_interrupt): Check
1291 whether the exception is masked.
1292 * frv.c (frvbf_load_quad_GR): Align address.
1293 (frvbf_store_quad_GR): Align address.
1294 (frvbf_load_quad_FRint): Align address.
1295 (frvbf_store_quad_FRint): Align address.
1296 (frvbf_load_quad_CPR): Align address.
1297 (frvbf_store_quad_CPR): Align address.
1298 * frv-sim.h (GET_ISR_EMAM): New macro.
1300 2000-03-08 Dave Brolley <brolley@redhat.com>
1302 * traps.c (frvbf_division_exception): Check for masked overflow and
1303 set NE flags, if necessary.
1304 (frvbf_check_recovering_store): Queue writes to the hardware.
1305 (check_registers_available): Removed.
1306 (which_registers_available): Call frv_{fr,gr}_registers_available.
1307 (frvbf_clear_ne_flags): Call check_register_access.
1308 (frvbf_commit): Call check_register_access.
1309 * registers.h (frv_fr_registers_available): New function.
1310 (frv_gr_registers_available): New function.
1311 (frv_check_register_access): New function.
1312 (frv_check_gr_access): New function.
1313 (frv_check_fr_access): New function.
1314 * registers.c (frv_spr): Correct initial value of ISR.
1315 (fr500_spr): Correct initial value of ISR.
1316 (frv_fr_registers_available): New function.
1317 (frv_gr_registers_available): New function.
1318 (frv_check_register_access): New function.
1319 (frv_check_gr_access): New function.
1320 (frv_check_fr_access): New function.
1321 * interrupts.c (frv_queue_division_exception_interrupt): New function.
1322 (set_isr_exception_fields): New function.
1323 (set_exception_status_registers): Set ISR fields for division exception.
1324 (frv_save_data_written_for_interrupts): Handle CGEN_FN_SF_WRITE.
1325 * frv.c (frvbf_h_gr_get_handler): New function.
1326 (frvbf_h_gr_set_handler): New function.
1327 (frvbf_h_fr_get_handler): New function.
1328 (frvbf_h_fr_set_handler): New function.
1329 (frvbf_h_spr_get_handler): Remove special handling for ISR.
1330 (frvbf_h_spr_set_handler): Remove special handling for ISR.
1331 (spr_isr_get_handler): Removed.
1332 (spr_isr_set_handler): Removed.
1333 (frvbf_signed_integer_divide): New funciton.
1334 (frvbf_unsigned_integer_divide): New funciton.
1335 * frv-sim.h (frvbf_h_gr_get_handler): New function.
1336 (frvbf_h_gr_set_handler): New function.
1337 (frvbf_h_fr_get_handler): New function.
1338 (frvbf_h_fr_set_handler): New function.
1339 (frvbf_signed_integer_divide): New funciton.
1340 (frvbf_unsigned_integer_divide): New funciton.
1341 (frv_dtt): New enumeration.
1342 (struct frv_interrupt_queue_element): Add dtt member.
1343 (GET_ISR): New macro.
1344 (SET_ISR): New macro.
1345 (GET_ISR_EDEM): New macro.
1346 (SET_ISR_DTT): New macro.
1347 (SET_ISR_AEXC): New macro.
1348 (frvbf_division_exception): Add 2 'int' arguments.
1349 (frvbf_check_non_excepting_divide): Removed.
1350 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1352 2000-02-29 Dave Brolley <brolley@redhat.com>
1354 * traps.c (frv_itrap): Use GET_H_GR, SET_H_GR, GET_H_FR.
1355 (frv_rett): Use hardware access macros. Write PSR as a whole.
1356 (next_available_nesr): Check that NECR is valid.
1357 (next_valid_nesr): Check that NECR is valid.
1358 (frvbf_check_non_excepting_load): User new NECR access macros. Don't
1359 call hardware access functions. Use cover macros.
1360 (check_registers_available): New function.
1361 (clear_nesr_near): Check register availability.
1362 (clear_ne_flags): Check register availability.
1363 (frvbf_clear_ne_flags): Check register availability.
1364 (frvbf_commit): Check register availability.
1365 (which_registers_available): New function.
1366 * sim-main.h (registers.h): #include it.
1367 (register_control): New cpu field.
1368 (CPU_REGISTER_CONTROL): New macro.
1369 * reset.c (frv_initialize): Set HSR0 fields for cache here.
1370 (frv_power_on_reset): Initialize SPR registers and RSTR.
1371 (frv_hardware_reset): Initialize SPR registers and RSTR.
1372 (frv_software_reset): Reset SPR registers and RSTR.
1373 * options.c (frv_option_handler): Don't set HSR0 fields for cache here.
1374 Call frv_cache_init.
1375 * mloop.in (main loop): Check for insn access interrupts before
1377 * interrupts.c (frv_queue_external_interrupt): Use GET_H_PSR_ET.
1378 (frv_detect_insn_access_interrupts): Don't call hardware access
1379 functions directly. Use cover macros.
1380 (check_reset): Don't reset RSTR here.
1381 (next_available_esr): ESFR -> ESFR_FLAG.
1382 (next_available_edr): ESFR -> ESFR_FLAG.
1383 (clear_exception_status_registers): Use GET_ESFR and SET_ESFR.
1385 (frv_break_interrupt): Don't call hardware access functions directly.
1387 (frv_program_or_software_interrupt): Ditto.
1388 (frv_external_interrupt): Ditto.
1389 * frv.c (frvbf_fetch_register): Don't call 'get' functions directly.
1390 (frvbf_store_register): Don't call 'set' functions directly.
1391 (frvbf_h_gr_double_get_handler): Use GET_H_GR.
1392 (frvbf_h_gr_double_set_handler): Use SET_H_GR.
1393 (frvbf_h_fr_double_get_handler): Use GET_H_FR.
1394 (frvbf_h_fr_double_set_handler): Use SET_H_FR.
1395 (frvbf_h_fr_int_get_handler): Use GET_H_FR.
1396 (frvbf_h_fr_int_set_handler): Use SET_H_FR.
1397 (frvbf_h_cpr_double_get_handler): Use GET_H_CPR.
1398 (frvbf_h_cpr_double_set_handler): Use SET_H_CPR.
1399 (frvbf_h_gr_quad_set_handler): Use SET_H_GR.
1400 (frvbf_h_fr_quad_set_handler): Use SET_H_FR.
1401 (frvbf_h_spr_get_handler): Check SPR access. Call renamed functions.
1402 Support shadow registers.
1403 (frvbf_h_spr_set_handler): Check SPR access. Call renamed functions.
1404 Support shadow registers.
1405 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1406 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1407 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1408 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1409 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1410 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1411 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1412 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1413 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1414 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1415 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1416 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1417 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1418 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1419 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1420 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1421 (frvbf_h_psr_esr_set_handler): Update to conform to FRV architecture
1423 (spr_ccr_get_handler): Don't reference the hardware directly.
1424 (spr_ccr_set_handler): Don't reference the hardware directly.
1425 (spr_cccr_get_handler): Don't reference the hardware directly.
1426 (spr_cccr_set_handler): Don't reference the hardware directly.
1427 (spr_sr_get_handler): New function.
1428 (spr_sr_set_handler): New function.
1429 (frvbf_switch_supervisor_user_context): Temporarily switch to
1431 (frvbf_store_quad_GR): Don't call handler directly.
1432 (frvbf_store_quad_FRint): Don't call handler directly.
1433 (frvbf_store_quad_CPR): Don't call handler directly.
1434 (frvbf_clear_all_accumulators): Removed.
1435 (frvbf_clear_accumulators): New function.
1436 (frvbf_model_fr500_u_media): Expand busy_adjustment to 8 members.
1437 Account for in_ACCGi and out_ACCGk.
1438 * frv-sim.h (RSTR_HARDWARE_RESET): New macro.
1439 (RSTR_SOFTWARE_RESET): New macro.
1440 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1441 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1442 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1443 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1444 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1445 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1446 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1447 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1448 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1449 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1450 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1451 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1452 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1453 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1454 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1455 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1456 (frvbf_clear_all_accumulators): Removed.
1457 (frvbf_clear_accumulators): New function.
1458 (GET_HSR0): Use GET_H_SPR.
1459 (SET_HSR0): Use SET_H_SPR.
1460 (CLEAR_HSR0_ICE): New macro.
1461 (CLEAR_HSR0_DCE): New macro.
1462 (GET_IHSR8): Use GET_H_SPR.
1463 (GET_PSR): New macro.
1464 (SET_PSR_ET): New macro.
1465 (GET_PSR_PS): New macro.
1466 (SET_PSR_S): New macro.
1467 (GET_ESFR): Changed to reference entire register.
1468 (SET_ESFR): Changed to reference entire register.
1469 (GET_ESFR_FLAG): New macro.
1470 (SET_ESFR_FLAG): New macro.
1471 (NECR_ELOS): Removed.
1472 (NECR_NEN): Removed.
1473 (NECR_VALID): Removed.
1474 (GET_NECR): New macro.
1475 (GET_NECR_ELOS): New macro.
1476 (GET_NECR_NEN): New macro.
1477 (GET_NECR_VALID): New macro.
1478 (NESR_RANGE): Removed.
1479 (GET_NESR): Use GET_H_SPR.
1480 (GET_NE_FLAGS): Use GET_H_SPR.
1481 * cache.h (CACHE_INITIALIZED): New macro.
1482 * Makefile.in (SIM_OBJS): Add registers.o.
1483 (SIM_EXTRA_DEPS): Add registers.h.
1484 (registers.o): New target.
1485 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1487 2000-02-17 Dave Brolley <brolley@redhat.com>
1489 * interrupts.c (frv_interrupt_table): Update priority order and handler
1490 offsets to conform to the architecture version 1.3a.
1491 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1492 to the architecture version 1.3a.
1494 2000-02-17 Dave Brolley <brolley@redhat.com>
1496 * interrupts.c (frv_interrupt_table): Update priority order and handler
1497 offsets to conform to the latest specifications.
1498 (frv_queue_interrupt): Correct comment. Identical interrupts can be
1499 queued. New variable 'iclass' used to test for external interrupts.
1500 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1501 to the latest specifications.
1503 2000-01-20 Dave Brolley <brolley@redhat.com>
1505 * sim-if.c (sim_open): Move frv-specific initialization to
1506 frv_initialize in reset.c.
1507 * interrupts.c (check_reset): Use RSTR_ADDRESS. Check and reset RSTR
1508 status bits for hardware vs software reset.
1509 * reset.c: New file.
1510 * frv-sim.h (frv_initialize): New function.
1511 (frv_power_on_reset): New function.
1512 (frv_hardware_reset): New function.
1513 (frv_software_reset): New function.
1514 (RSTR_ADDRESS): New macro.
1515 (RSTR_INITIAL_VALUE): New macro.
1516 (GET_RSTR_HR): New macro.
1517 (GET_RSTR_SR): New macro.
1518 (SET_RSTR_H): New macro.
1519 (SET_RSTR_S): New macro.
1520 (CLEAR_RSTR_P): New macro.
1521 (CLEAR_RSTR_H): New macro.
1522 (CLEAR_RSTR_S): New macro.
1523 (CLEAR_RSTR_HR): New macro.
1524 (CLEAR_RSTR_SR): New macro.
1526 2000-01-03 Dave Brolley <brolley@cygnus.com>
1528 * mloop.in (execute): Only call modeling function if the pointer is not
1530 * frv.c (frvbf_model_insn_after): Only access FR500_MODEL_DATA for
1533 2000-01-03 Dave Brolley <brolley@cygnus.com>
1535 * options.c (OPTION_FRV_MEMORY_LATENCY): New enumerator.
1536 (frv_options): Add --memory-latency.
1537 (frv_option_handler): Handle FRV_OPTION_MEMORY_LATENCY.
1538 * mloop.in (@cpu@_simulate_insn_prefetch): Use cache memory_latency.
1539 * frv.c (SET_ACC_USE_IS_MEDIA_P1): operate on d->curr_acc_p1
1540 (SET_ACC_USE_NOT_MEDIA_P1): operate on d->curr_acc_p1
1541 (SET_ACC_USE_IS_MEDIA_P2): operate on d->curr_acc_p1
1542 (SET_ACC_USE_NOT_MEDIA_P2): operate on d->curr_acc_p1
1543 (update_latencies): Only clear usage flags if the register has no
1545 (frvbf_model_insn_before): Update cur_acc_p1 and cur_acc_p2. Use | (or)
1546 not |= (or assgnment).
1547 (frvbf_model_insn_after): Print post processing wait for all insns.
1548 Update prev_acc_p1 and prev_acc_p2.
1549 (frvbf_model_fr500_u_gr_load_store): Use cache memory_latency.
1550 (frvbf_model_fr500_u_fr_load_store): Use cache memory_latency.
1551 (frvbf_model_fr500_u_swap): Use cache memory_latency.
1552 (frvbf_model_fr500_u_media): Use busy_adjustment[4] for out_ACC40Sk.
1553 (frvbf_model_fr500_u_media): Use busy_adjustment[5] for out_ACC40Uk.
1554 (frvbf_model_fr500_u_media_quad_arith): New function.
1555 (frvbf_model_fr500_u_media_dual_mul): New function.
1556 (frvbf_model_fr500_u_media_quad_mul): New function.
1557 (frvbf_model_fr500_u_media_quad_complex): New function.
1558 (frvbf_model_fr500_u_media_dual_expand): New function.
1559 (frvbf_model_fr500_u_media_dual_unpack): New function.
1560 (frvbf_model_fr500_u_media_dual_btoh): New function.
1561 (frvbf_model_fr500_u_media_dual_htob): New function.
1562 (frvbf_model_fr500_u_media_dual_btohe): New function.
1563 (frv_ref_SI): New function.
1564 * cache.h (FRV_CACHE): Add memory_latency field.
1565 * cache.c (frv_cache_init): Initialize memory_latency.
1566 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1568 1999-12-17 Dave Brolley <brolley@cygnus.com>
1570 * sim-if.c (sim_open): Initialize insn prefetch and reset register.
1571 * options.c (OPTIONS_FRV_PROFILE_CACHE): New enumeration.
1572 (OPTIONS_FRV_PROFILE_PARALLEL): New enumeration.
1573 (OPTIONS_FRV_TIMER): New enumeration.
1574 (frv_options): Add --profile-cache, --profile-parallel, --timer.
1575 (frv_option_handler): Override common implementation of -p. Handle
1576 --profile-cache, --profile-parallel, --timer.
1577 * mloop.in (execute): Call profiling functions if the timer interrupt
1579 (@cpu@_simulate_insn_prefetch): New function.
1580 (main loop): Call @cpu@_simulate_insn_prefetch.
1581 * interrupts.c (frv_queue_interrupt): Don't queue two external
1582 interrupts of the same priority.
1583 (frv_queue_external_interrupt): New function.
1584 (frv_external_interrupt): New function.
1585 (handle_interrupt): Handle external interrupts.
1586 (check_reset): New function.
1587 (frv_process_interrupts): Call check_reset.
1588 * frv.c: Include "bfd.h"
1589 (frvbf_h_psr_get_handler): Set the PIL field.
1590 (frvbf_h_psr_set_handler): Get the PIL field.
1591 (DUAL_REG): New macro.
1592 (DUAL_DOUBLE): New macro.
1593 (SET_USE_IS_FPOP): New macro.
1594 (SET_USE_NOT_FPOP): New macro.
1595 (USE_IS_FPOP): New macro.
1596 (SET_USE_IS_MEDIA): New macro.
1597 (SET_USE_NOT_MEDIA): New macro.
1598 (USE_IS_MEDIA_P1): New macro.
1599 (SET_USE_IS_MEDIA_P1): New macro.
1600 (SET_USE_NOT_MEDIA_P1): New macro.
1601 (SET_USE_IS_MEDIA_P2): New macro.
1602 (SET_USE_NOT_MEDIA_P2): New macro.
1603 (USE_IS_MEDIA_P2): New macro.
1604 (SET_ACC_USE_IS_MEDIA_P1): New macro.
1605 (SET_ACC_USE_NOT_MEDIA_P1): New macro.
1606 (ACC_USE_IS_MEDIA_P1): New macro.
1607 (SET_ACC_USE_IS_MEDIA_P2): New macro.
1608 (SET_ACC_USE_NOT_MEDIA_P2): New macro.
1609 (ACC_USE_IS_MEDIA_P2): New macro.
1610 (RESOURCE_IDIV): New macro.
1611 (RESOURCE_FDIV): New macro.
1612 (RESOURCE_SQRT): New macro.
1613 (fr_busy_adjust): New array.
1614 (acc_busy_adjust): New array.
1615 (apply_latency_adjustments): New function.
1616 (update_latencies): New function.
1617 (handle_wait_cycles): New function.
1618 (handle_resource_wait): New function.
1619 (update_target_latencies): New function.
1620 (frvbf_model_insn_before): Add resource latency to cycle counts.
1621 (frvbf_model_insn_after): Add resource latency to cycle counts.
1622 (update_GR_latency): New function.
1623 (update_GRdouble_latency): New function.
1624 (update_FR_latency): New function.
1625 (update_FRdouble_latency): New function.
1626 (decrease_ACC_busy): New function.
1627 (decrease_FR_busy): New function.
1628 (increase_FR_busy): New function.
1629 (update_ACC_latency): New function.
1630 (update_CCR_latency): New function.
1631 (update_idiv_resource_latency): New function.
1632 (update_fdiv_resource_latency): New function.
1633 (update_fsqrt_resource_latency): New function.
1634 (vliw_wait_for_GR): New function.
1635 (vliw_wait_for_GRdouble): New function.
1636 (vliw_wait_for_FR): New function.
1637 (vliw_wait_for_FRdouble): New function.
1638 (vliw_wait_for_CCR): New function.
1639 (vliw_wait_for_ACC): New function.
1640 (vliw_wait_for_idiv_resource): New function.
1641 (vliw_wait_for_fdiv_resource): New function.
1642 (vliw_wait_for_fsqrt_resource): New function.
1643 (enforce_full_fr_latency): New function.
1644 (frvbf_model_fr500_u_exec): New function.
1645 (frvbf_model_fr500_u_integer): New function.
1646 (frvbf_model_fr500_u_imul): New function.
1647 (frvbf_model_fr500_u_idiv): New function.
1648 (frvbf_model_fr500_u_branch): New function.
1649 (frvbf_model_fr500_u_set_hilo): New function.
1650 (frvbf_model_fr500_u_gr_load_store): New function.
1651 (frvbf_model_fr500_u_fr_load_store): New function.
1652 (frvbf_model_fr500_u_swap): New function.
1653 (frvbf_model_fr500_u_fr2fr): New function.
1654 (frvbf_model_fr500_u_fr2gr): New function.
1655 (frvbf_model_fr500_u_spr2gr): New function.
1656 (frvbf_model_fr500_u_gr2fr): New function.
1657 (frvbf_model_fr500_u_gr2spr): New function.
1658 (post_wait_for_FR): New function.
1659 (post_wait_for_FRdouble): New function.
1660 (post_wait_for_ACC): New function.
1661 (post_wait_for_CCR): New function.
1662 (post_wait_for_fdiv): New function.
1663 (post_wait_for_fsqrt): New function.
1664 (adjust_float_register_busy): New function.
1665 (adjust_double_register_busy): New function.
1666 (restore_float_register_busy): New function.
1667 (restore_double_register_busy): New function.
1668 (frvbf_model_fr500_u_float_arith): New function.
1669 (frvbf_model_fr500_u_float_dual_arith): New function.
1670 (frvbf_model_fr500_u_float_div): New function.
1671 (frvbf_model_fr500_u_float_sqrt): New function.
1672 (frvbf_model_fr500_u_float_compare): New function.
1673 (frvbf_model_fr500_u_float_dual_compare): New function.
1674 (frvbf_model_fr500_u_float_convert): New function.
1675 (frvbf_model_fr500_u_media): New function.
1676 (frvbf_model_fr500_u_barrier): New function.
1677 (frvbf_model_fr500_u_membar): New function.
1678 * frv-sim.h (LEUINT): New macro.
1679 (GET_HSR0_SA): New macro.
1680 (struct frv_interrupt_timer): New struct.
1681 (struct frv_interrupt_state): Add timer fiield.
1682 (frv_queue_external_interrupt): New function.
1683 (frv_external_interrupt): New function.
1684 (frv_profile_info): New function.
1685 (PROFILE_CACHE_IDX): New enumerator.
1686 (PROFILE_PARALLEL_IDX): New enumerator.
1687 (PROFILE_cache): New macro.
1688 (PROFILE_parallel): New macro.
1689 (WITH_PROFILE_CACHE_P): New macro.
1690 (WITH_PROFILE_PARALLEL_P): New macro.
1691 * cache.h (FRV_CACHE): Add last_was_hit field.
1692 * cache.c (get_tag): Use new last_was_hit field.
1693 (frv_cache_read): Ditto.
1694 (frv_cache_write): Ditto.
1695 * arch.h,cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1697 1999-12-13 Dave Brolley <brolley@cygnus.com>
1699 * frv.c (frvbf_h_spr_set_handler): Handle accumulator guards.
1700 (frvbf_clear_all_accumulators): Pass frvbf_h_acc40S_set to
1701 sim_queue_fn_di_write.
1702 (frvbf_media_cut_ss): New function.
1703 * frv-sim.h (frvbf_media_cut_ss): New function.
1704 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1706 1999-12-13 Dave Brolley <brolley@cygnus.com>
1708 * pipeline.c (check_insn_major_constraints): F-4, F-8 and M-8 have
1710 * interrupts.c (frv_queue_illegal_instruction_interrupt): Use
1711 FRV_IS_FLOAT_INSN and FRV_IS_MEDIA_INSN.
1712 (frv_detect_insn_access_interrupts): Use FRV_IS_FLOAT_INSN and
1714 * frv.c (frvbf_model_simple_u_exec): New function.
1715 * frv-sim.h (FRV_IS_FLOAT_INSN): Range includes F-8.
1716 (FRV_IS_MEDIA_INSN): Range includes M-8.
1718 * Makefile.in (stamp-cpu): add 'simple' to the list of machines.
1719 * arch.c,arch.h,cpu.h,cpuall.h,decode.c,decode.h,model.c,sem.c:
1722 1999-12-10 Dave Brolley <brolley@cygnus.com>
1724 * traps.c (check_registers_available): New function.
1725 (clear_ne_flags): Generate register_exception if register(s) not
1727 (frvbf_commit): Generate register_exception if register(s) not
1729 * interrupts.c (frv_program_or_software_interrupt): No need to copy
1731 * frv.c (frvbf_h_psr_set_handler): Special handling for PSR.S and
1733 (frvbf_h_psr_s_set_handler): New function.
1734 (frvbf_h_psr_esr_set_handler): New function.
1735 (frvbf_switch_supervisor_user_context): New function.
1736 (frvbf_scan_result): Reflect latest ISA.
1737 * frv-sim.h (frvbf_h_psr_s_set_handler): New function.
1738 (frvbf_h_psr_esr_set_handler): New function.
1739 (frvbf_switch_supervisor_user_context): New function.
1740 (GET_HSR0_FRN): New Macro.
1741 (GET_HSR0_GRN): New Macro.
1742 (GET_HSR0_FRHE): New Macro.
1743 (GET_HSR0_FRLE): New Macro.
1744 (GET_HSR0_GRHE): New Macro.
1745 (GET_HSR0_GRLE): New Macro.
1746 (frv_ec): New value for FRV_EC_COMMIT_EXCEPTION.
1747 (GET_ESFR): New bit ordering.
1748 (SET_ESFR): New bit ordering.
1749 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1751 1999-12-10 Michael Meissner <meissner@cygnus.com>
1753 * Makefile.in (sim-if.o): Add eng.h dependency.
1755 1999-12-09 Dave Brolley <brolley@cygnus.com>
1757 * mloop.in (execute): Pass sc->first_insn_p to @cpu@_model_insn_before.
1758 Pass sc->last_insn_p to @cpu@_model_insn_before.
1759 (main loop): Compute sc->first_insn_p.
1760 * frv.c (frvbf_model_insn_before): Set state variables.
1761 (frvbf_model_insn_after): Count basic cycles. Set state variables.
1762 (frvbf_model_fr500_u_integer): Remove.
1763 * arch.h,cpu.h,decode.h,model.c: Regenerate.
1765 1999-12-07 Dave Brolley <brolley@cygnus.com>
1767 * sim-main.h (cache.h): Include it.
1768 (insn_cache): New member.
1769 (data_cache): New member.
1770 (CPU_INSN_CACHE): New macro.
1771 (CPU_DATA_CACHE): New macro.
1772 * sim-if.c (WANT_CPU): New macro.
1773 (WANT_CPU_FRVBF): New macro.
1774 (sim_open): Call sim_add_option_table. Call frv_cache_init for the
1775 data and insn caches for each cpu.
1776 (sim_close): Call frv_cache_term for the insn and data caches of each
1778 * mloop.in (extract): Read insn from the cache.
1779 (main loop): Access the insn cache in order to maintain stats.
1780 * memory.c (data_non_cache_access): New function.
1781 (insn_non_cache_access): New function.
1782 (frvbf_read_mem_QI): Attempt to read from the cache first.
1783 (frvbf_read_mem_UQI): Ditto.
1784 (frvbf_read_mem_HI): Ditto.
1785 (frvbf_read_mem_UHI): Ditto.
1786 (frvbf_read_mem_SI): Ditto.
1787 (frvbf_read_mem_DI): Ditto.
1788 (frvbf_read_mem_DF): Ditto.
1789 (frvbf_read_imem_USI): New function.
1790 (frvbf_write_mem_QI): Write through the cache is it is enabled.
1791 (frvbf_write_mem_UQI): Ditto.
1792 (frvbf_write_mem_HI): Ditto.
1793 (frvbf_write_mem_UHI): Ditto.
1794 (frvbf_write_mem_SI): Ditto.
1795 (frvbf_write_mem_DI): Ditto.
1796 (frvbf_write_mem_DF): Ditto.
1797 (frvbf_mem_set_QI): New function.
1798 (frvbf_mem_set_HI): New function.
1799 (frvbf_mem_set_SI): New function.
1800 (frvbf_mem_set_DI): New function.
1801 (frvbf_mem_set_DF): New function.
1802 (frvbf_mem_set_XI): New function.
1803 * interrupts.c (frv_save_data_written_for_interrupts): Handle
1804 CGEN_FN_MEM_QI_WRITE,
1805 CGEN_FN_MEM_HI_WRITE, CGEN_FN_MEM_SI_WRITE, CGEN_FN_MEM_DI_WRITE,
1806 CGEN_FN_MEM_DF_WRITE, CGEN_FN_MEM_XI_WRITE.
1807 * frv.c (frvbf_load_quad_GR): Call frvbf_read_mem_SI.
1808 Call sim_queue_fn_mem_xi_write.
1809 (frvbf_load_quad_FRint): Call frvbf_read_mem_SI.
1810 Call sim_queue_fn_mem_xi_write.
1811 (frvbf_load_quad_CPR): Call frvbf_read_mem_SI.
1812 Call sim_queue_fn_mem_xi_write.
1813 (frvbf_insn_cache_preload): New function.
1814 (frvbf_data_cache_preload): New function.
1815 (frvbf_insn_cache_unlock): New function.
1816 (frvbf_data_cache_unlock): New function.
1817 (frvbf_insn_cache_invalidate): New function.
1818 (frvbf_data_cache_invalidate): New function.
1819 (frvbf_data_cache_flush): New function.
1820 * frv-sim.h (sim-options.h): Include it.
1821 (GET_HSR0): New macro.
1822 (SET_HSR0): New macro.
1823 (GET_HSR0_ICE): New macro.
1824 (SET_HSR0_ICE): New macro.
1825 (GET_HSR0_DCE): New macro.
1826 (SET_HSR0_DCE): New macro.
1827 (GET_HSR0_CBM): New macro.
1828 (GET_HSR0_RME): New macro.
1829 (GET_IHSR8): New macro.
1830 (GET_IHSR8_NBC): New macro.
1831 (frvbf_insn_cache_preload): New function.
1832 (frvbf_data_cache_preload): New function.
1833 (frvbf_insn_cache_unlock): New function.
1834 (frvbf_data_cache_unlock): New function.
1835 (frvbf_insn_cache_invalidate): New function.
1836 (frvbf_data_cache_invalidate): New function.
1837 (frvbf_data_cache_flush): New function.
1838 (insn_non_cache_access): New function.
1839 (frvbf_read_imem_USI): New function.
1840 (frvbf_mem_set_QI): New function.
1841 (frvbf_mem_set_HI): New function.
1842 (frvbf_mem_set_SI): New function.
1843 (frvbf_mem_set_DI): New function.
1844 (frvbf_mem_set_DF): New function.
1845 (frvbf_mem_set_XI): New function.
1846 (frv_options): FRV specific command line options.
1847 * Makefile.in (SIM_OBJS): Add options.o and cache.o.
1848 (SIM_EXTRA_DEPS): Add $(sim-options_h).
1849 (cache.o): New target.
1850 (options.o): New target.
1851 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1852 * cache.h: New file.
1853 * cache.c: New file.
1854 * options.c: New file.
1856 1999-11-29 Dave Brolley <brolley@cygnus.com>
1858 * traps.c (frvbf_check_non_excepting_load): Use new NE_FLAG macros.
1859 (frvbf_check_non_excepting_divide): Ditto.
1860 (clear_ne_flags): Ditto
1861 (frvbf_commit): Ditto.
1862 * pipeline.c (frv_pipeline_add_insn): Clear the NE index for all insns.
1863 * mloop.in (_parallel_write_init): Clear NE flags here.
1864 * interrupts.c (frv_queue_fp_exception_interrupt): Set NE flags here
1865 for non excepting insns. Also check for masked interrupts here.
1866 (frv_process_interrupts): Write NE flags here.
1867 (set_fp_exception_registers): No longer check for masked interrupts
1869 (check_for_compound_interrupt): No need to worry about masked
1871 * frv-sim.h (frv_interrupt_state): Add f_ne_flags member.
1872 (GET_NE_FLAGS): New macro.
1873 (SET_NE_FLAGS): New macro.
1874 (GET_NE_FLAG): Operate on accumulated argument.
1875 (SET_NE_FLAG): Operate on accumulated argument.
1876 (CLEAR_NE_FLAG): Operate on accumulated argument.
1877 * Makefile.in (FRVBF_INCLUDE_DEPS): Add $(SIM_EXTRA_DEPS)
1878 (frv.o): Correct dependencies.
1880 (pipeline.o): Ditto.
1881 (interrupts.o): Ditto.
1883 * sem.c: Regenerate.
1885 1999-11-26 Dave Brolley <brolley@cygnus.com>
1887 * traps.c (frvbf_fpu_error): Only call frv_queue_fp_exception if
1888 there is an exception indicated in the mask.
1889 * pipeline.c (frv_pipeline_add_insn): Clear ne_index in the interrupt
1890 state when adding a floating point insn to the pipeline.
1891 * interrupts.c (set_fp_exception_registers): Set NE flag for
1892 non-excepting insns.
1893 * frv-sim.h (frvbf_h_fr_double_get_handler): Mode of data is DF.
1894 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1895 (frvbf_h_fr_int_get_handler): New function.
1896 (frvbf_h_fr_int_set_handler): New function.
1897 (frvbf_set_ne_index): New function.
1898 (NE_NOFLAG): New macro.
1899 (frv_interrupt_state): Add ne_index member.
1900 * frv.c (frvbf_h_fr_double_get_handler): Mode of data is DF.
1901 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1902 (frvbf_h_fr_int_get_handler): New function.
1903 (frvbf_h_fr_int_set_handler): New function.
1904 (frvbf_set_ne_index): New function.
1905 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1907 1999-11-24 Dave Brolley <brolley@cygnus.com>
1909 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1911 1999-11-23 Dave Brolley <brolley@cygnus.com>
1913 * frv-sim.h (frvbf_media_cut): New function.
1914 * frv.c (frvbf_media_cut): New function.
1915 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1917 1999-11-22 Dave Brolley <brolley@cygnus.com>
1919 * frv-sim.h (frvbf_clear_all_accumulators): New function.
1920 * frv.c.h (frvbf_clear_all_accumulators): New function.
1921 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1923 1999-11-18 Dave Brolley <brolley@cygnus.com>
1925 * pipeline.c (frv_pipeline_add_insn): Only clear MSR0 and FSR0 fields
1926 if this is the first insn of its class in the pipeline.
1927 * frv-sim.h (frvbf_media_register_not_aligned): New function.
1928 * traps.c (frvbf_media_register_not_aligned): New function.
1929 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1931 1999-11-17 Dave Brolley <brolley@cygnus.com>
1933 * pipeline.c (frv_pipeline_add_insn): Clear MSRx.SIE fields.
1934 * frv-sim.h (OR_MSR_SIE): New macro.
1935 (CLEAR_MSR_SIE): New macro.
1936 (frvbf_media_overflow): Now takes sie argument.
1937 (frv_set_mp_exception_registers): Now takes sie argument.
1938 * interrupts.c (frv_set_mp_exception_registers): Now takes sie argument.
1940 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1942 1999-11-15 Dave Brolley <brolley@cygnus.com>
1944 * traps.c (frv_mtrap): New function.
1945 (frvbf_media_cr_not_aligned): New function.
1946 (frvbf_media_acc_not_aligned): New function.
1947 (frvbf_media_overflow): New function.
1948 * pipeline.c (frv_pipeline_add_insn): Clear MSR fields.
1949 * interrupts.c: Call frv_set_mp_exception_registers.
1950 (frv_set_mp_exception_registers): New function.
1951 * frv-sim.h (frv_msr_mtt): New enumeration.
1952 (GET_MSR): New macro.
1953 (SET_MSR): New macro.
1954 (GET_MSR_AOVF): New macro.
1955 (SET_MSR_AOVF): New macro.
1956 (GET_MSR_OVF): New macro.
1957 (SET_MSR_OVF): New macro.
1958 (CLEAR_MSR_OVF): New macro.
1959 (GET_MSR_MTT): New macro.
1960 (SET_MSR_MTT): New macro.
1961 (frv_set_mp_exception_registers): New function.
1962 (frv_mtrap): New function.
1963 (FRV_IS_MEDIA_INSN): New macro.
1964 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1966 1999-11-10 Dave Brolley <brolley@cygnus.com>
1968 * sim-main.h (_sim_cpu): Add debug_state member.
1969 * mloop.in (_parallel_write_queued): Clear data_written.length.
1970 * interrupts.c (frv_interrupt_table): Offset of BREAK_EXCEPTION
1972 (frv_queue_break_interrupt): New function.
1973 (frv_break_interrupt): New function.
1974 (handle_interrupt): Handle break_interrupt.
1975 (frv_non_operating_interrupt): Now takes interrupt_kind.
1976 * frv-sim.h (frv_queue_break_interrupt): New function.
1977 (frv_break_interrupt): New function.
1978 (frv_break): New function.
1979 (frv_non_operating_interrupt): Now takes interrupt_kind.
1980 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1982 1999-11-09 Dave Brolley <brolley@cygnus.com>
1984 * pipeline.c (frv_pipeline_add_insn): Clear FSR0.FTT when adding
1985 a floating point insn.
1986 * traps.c (frvbf_fpu_error): Map fpu status to frv interrupts.
1987 * interrupts.c (frv_queue_illegal_instruction_interrupt): Call
1988 frv_queue_fp_exception_interrupt.
1989 (frv_queue_fp_exception_interrupt): New function.
1990 (next_available_fq): New function.
1991 (set_fp_exception_registers): New function.
1992 (set_exception_status_registers): Now returns 1 if interrupt not masked.
1993 (check_for_compound_interrupt): Now returns NULL if interrupt masked.
1994 (frv_program_interrupt): Don't process interrupt if it is masked.
1995 * frv.c (frvbf_h_fr_double_get_handler): Call
1996 frv_queue_fp_exception_interrupt.
1997 (frvbf_h_fr_double_set_handler): Call frv_queue_fp_exception_interrupt.
1998 (frvbf_h_fr_quad_set_handler): Call frv_queue_fp_exception_interrupt.
1999 (frvbf_store_quad_FRint): Call frv_queue_fp_exception_interrupt.
2000 * frv-sim.h: Get/set hardware directly in GET/SET macros.
2001 (frv_fp_exception_info): New struct type.
2002 (frv_interrupt_queue_element): Add fp_info member.
2003 (frv_fsr_traps): New enumeration.
2004 (frv_fsr_ftt): New enumeration.
2005 (frv_sie): New enumeration.
2006 (frv_miv): New enumeration.
2007 (GET_FSR): New macro.
2008 (SET_FSR): New macro.
2009 (GET_FSR_TEM): New macro.
2010 (SET_FSR_QNE): New macro.
2011 (SET_FSR_FTT): New macro.
2012 (GET_FSR_AEXC): New macro.
2013 (SET_FSR_AEXC): New macro.
2014 (GET_FQ): New macro.
2015 (SET_FQ): New macro.
2016 (SET_FQ_OPC): New macro.
2017 (SET_FQ_MIV): New macro.
2018 (SET_FQ_SIE): New macro.
2019 (SET_FQ_FTT): New macro.
2020 (SET_FQ_CEXC): New macro.
2021 (GET_FQ_VALID): New macro.
2022 (SET_FQ_VALID): New macro.
2023 (frv_queue_fp_exception_interrupt): New function.
2024 (FRV_IS_FLOAT_INSN): New macro.
2026 1999-11-04 Dave Brolley <brolley@cygnus.com>
2028 * traps.c (frvbf_fpu_error): No floating point errors need to be
2030 * interrupts.c (clear_exception_status_registers): Clear 'valid' fields
2031 of the ESR registers too.
2032 (set_exception_status_registers): Don't set EAR for any precise
2033 interrupts. Register index should be 1 for insns in PIPE_I1. Clear
2034 ESR.EAV and ESR.EDV if not setting them. Set ESR.VALID.
2035 (non_operating_interrupt): No need for return code.
2036 (frv_program_or_software_interrupt): Process interrupt regardless
2037 of operating mode. If PSR.ET was not set at the start of processing,
2038 then stop the simulation with a message.
2039 (frv_save_data_written_for_interrupts): Handle CGEN_FN_XI_WRITE and
2041 * frv.c (frvbf_h_gr_quad_set_handler): New function.
2042 (frvbf_h_fr_quad_set_handler): New function.
2043 (frvbf_h_cpr_quad_set_handler): New function.
2044 (frvbf_load_quad_GR): Renamed from frvbf_load_multiple_GR. Use new
2045 sim_queue_fn_xi_write.
2046 (frvbf_load_quad_FRint): Renamed from frvbf_load_multiple_GR. Use new
2047 sim_queue_fn_xi_write.
2048 (frvbf_load_quad_CPR): Renamed from frvbf_load_multiple_GR. Use new
2049 sim_queue_fn_xi_write.
2050 (frvbf_store_quad_GR): Renamed from frvbf_store_multiple_GR. Use new
2051 sim_queue_mem_xi_write.
2052 (frvbf_store_quad_FRint): Renamed from frvbf_store_multiple_GR. Use new
2053 sim_queue_mem_xi_write.
2054 (frvbf_store_quad_CPR): Renamed from frvbf_store_multiple_GR. Use new
2055 sim_queue_mem_xi_write.
2056 * frv-sim.h (frvbf_h_gr_quad_set_handler): New function.
2057 (frvbf_h_fr_quad_set_handler): New function.
2058 (frvbf_h_cpr_quad_set_handler): New function.
2059 (SET_ESR_VALID): New macro.
2060 (CLEAR_ESR_VALID): New macro.
2061 (CLEAR_ESR_EAV): New macro.
2062 (CLEAR_ESR_EDV): New macro.
2063 * sem.c: Regenerate.
2065 1999-11-02 Dave Brolley <brolley@cygnus.com>
2067 * traps.c (frv_core_signal): Call
2068 frv_queue_mem_address_not_aligned_interrupt.
2069 * mloop.in (_parallel_write_queued): Call
2070 frv_save_data_written_for_interrupts.
2071 * frv.c (frvbf_h_gr_double_get_handler): Call
2072 frv_queue_register_exception_interrupt.
2073 (frvbf_h_cpr_double_get_handler): Call
2074 frv_queue_register_exception_interrupt.
2075 (frvbf_h_cpr_double_set_handler): Call
2076 frv_queue_register_exception_interrupt.
2077 (frvbf_load_multiple_GR): Call
2078 frv_queue_register_exception_interrupt.
2079 (frvbf_store_multiple_GR): Call
2080 frv_queue_register_exception_interrupt.
2081 (frvbf_load_multiple_CPR): Call
2082 frv_queue_register_exception_interrupt.
2083 (frvbf_store_multiple_CPR): Call
2084 frv_queue_register_exception_interrupt.
2085 (frvbf_h_tbr_get_handler): Fix TBR.TBA mask.
2086 * interrupts.c (frv_queue_software_interrupt): Now returns interrupt
2088 (frv_queue_program_interrupt): Now returns interrupt queue element.
2089 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
2091 (frv_queue_interrupt): Now returns interrupt queue element.
2092 (frv_queue_register_exception_interrupt): New function.
2093 (frv_queue_mem_address_not_aligned_interrupt): New function.
2094 (frv_save_data_written_for_interrupts): New function.
2095 (next_available_edr): EDR registers available in blocks of 4.
2096 (clear_exception_status_registers): New function.
2097 (set_exception_status_registers): Pass esr to SET_ESR* macros.
2099 * frv-sim.h (struct frv_data_written): New struct type.
2100 (frv_interrupt_queue_element): Add data_written member.
2101 (frv_queue_software_interrupt): Now returns interrupt queue element.
2102 (frv_queue_program_interrupt): Now returns interrupt queue element.
2103 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
2105 (frv_queue_interrupt): Now returns interrupt queue element.
2106 (frv_queue_register_exception_interrupt): New function.
2107 (frv_queue_mem_address_not_aligned_interrupt): New function.
2108 (frv_save_data_written_for_interrupts): New function.
2110 1999-10-27 Dave Brolley <brolley@cygnus.com>
2112 * interrupts.c (ITABLE_ENTRY): New macro.
2113 (frv_interrupt_table): Add exception codes.
2114 (next_available_esr): New function.
2115 (next_available_edr): New function.
2116 (set_edr_register): New function.
2117 (set_exception_status_registers): New function.
2118 (check_for_compound_interrupt): Record information on all interrupts
2120 (frv_program_interrupt): Always call check_for_compound_interrupt.
2121 * frv.c (frvbf_h_pc_set_handler): Removed.
2122 (frvbf_h_spr_get_handler): Handle LR register.
2123 (frvbf_h_spr_set_handler): Handle LR register.
2124 (frvbf_h_lr_get_handler): New function.
2125 (frvbf_h_lr_set_handler): New function.
2126 * frv-sim.h (frvbf_h_lr_get_handler): New function.
2127 (frvbf_h_lr_set_handler): New function.
2128 (frv_ec): New enumeration.
2129 (frv_interrupt): Add frv_ec field.
2130 (frv_rec): New enumeration.
2131 (frv_daec): New enumeration.
2132 (frv_interrupt_queue_element): Add eaddress, rec, iaec, daec fields.
2133 (SET_ESR_EC): New macro.
2134 (SET_ESR_REC): New macro.
2135 (SET_ESR_IAEC): New macro.
2136 (SET_ESR_DAEC): New macro.
2137 (SET_ESR_EAV): New macro.
2138 (GET_ESR_EDV): New macro.
2139 (SET_ESR_EDV): New macro.
2140 (GET_ESR_EDN): New macro.
2141 (SET_ESR_EDN): New macro.
2142 (GET_ESR): New macro.
2143 (SET_ESR): New macro.
2144 (SET_EPCR): New macro.
2145 (SET_EAR): New macro.
2146 (SET_EDR): New macro.
2147 (GET_ESFR): New macro.
2148 (SET_ESFR): New macro.
2149 * cpu.c,cpu.h,sem.c: Rebuild.
2151 1999-10-26 Dave Brolley <brolley@cygnus.com>
2153 * traps.c (frvbf_check_non_excepting_load): Only set NESR, NECR, NEEAR
2155 (clear_nesr_neear): Only execute if mach is frv.
2157 1999-10-22 Dave Brolley <brolley@cygnus.com>
2159 * sim-main.h (sim_cpu): Add pipeline.
2160 (CPU_PIPELINE): New macro.
2161 * mloop.in (_parallel_write_queued): Maintain pc in cpu during writes.
2162 (main loop): Maintain pc in cpu.
2163 * frv-sim.h (frv_queue_software_interrupt): New interface.
2164 (frv_queue_program_interrupt): New interface.
2165 (frv_queue_illegal_instruction_interrupt: New interface.
2166 (frv_queue_interrupt): New interface.
2167 (frv_detect_insn_access_interrupts): New interface.
2168 (frv_process_interrupts): New interface.
2169 (frv_program_interrupt): New interface.
2170 (frv_software_interrupt): New interface.
2171 (frv_program_or_software_interrupt): New interface.
2172 (FRV_PIPELINE): Moved from pipline.c.
2173 (frv_pipeline_reset): New interface.
2174 (frv_pipeline_add_insn): New interface.
2175 * interrupts.c (frv_queue_software_interrupt): New interface.
2176 (frv_queue_program_interrupt): New interface.
2177 (frv_queue_illegal_instruction_interrupt: New interface.
2178 (frv_queue_interrupt): New interface.
2179 (frv_detect_insn_access_interrupts): New interface.
2180 (frv_process_interrupts): New interface.
2181 (frv_program_interrupt): New interface.
2182 (frv_software_interrupt): New interface.
2183 (frv_program_or_software_interrupt): New interface.
2184 * frv.c: Use new interfaces.
2185 * pipeline.c: Use new interfaces.
2186 * traps.c: Use new interfaces.
2187 * memory.c: Use new interfaces.
2188 (frv_address_forbidden): No longer static.
2190 1999-10-19 Dave Brolley <brolley@cygnus.com>
2192 * traps.c (frvbf_check_non_excepting_load): Set NESR.DAEC, NESR.REC and
2194 * mloop.in (_parallel_write_queued): Handle CGEN_FN_PC_WRITE.
2195 * frv.c (frvbf_h_pc_set_handler): New function.
2196 * interrupts.c (frv_detect_data_interrupt): Removed.
2197 (address_forbidden): Removed.
2198 * frv-sim.h (frv_detect_data_interrupt): Removed.
2199 (NESR_MEM_ADDRESS_NOT_ALIGNED): New macro.
2200 (NESR_REGISTER_NOT_ALIGNED): New macro.
2201 (NESR_UQI_SIZE): New macro.
2202 (NESR_QI_SIZE): New macro.
2203 (NESR_UHI_SIZE): New macro.
2204 (NESR_HI_SIZE): New macro.
2205 (NESR_SI_SIZE): New macro.
2206 (NESR_DI_SIZE): New macro.
2207 (NESR_XI_SIZE): New macro.
2208 (GET_NESR_DAEC): New macro.
2209 (SET_NESR_DAEC): New macro.
2210 (GET_NESR_REC): New macro.
2211 (SET_NESR_REC): New macro.
2212 (GET_NESR_EC): New macro.
2213 (SET_NESR_EC): New macro.
2214 (frvbf_read_mem_QI): New function.
2215 (frvbf_read_mem_UQI): New function.
2216 (frvbf_read_mem_HI): New function.
2217 (frvbf_read_mem_UHI): New function.
2218 (frvbf_read_mem_SI): New function.
2219 (frvbf_read_mem_WI): New function.
2220 (frvbf_read_mem_DI): New function.
2221 (frvbf_read_mem_DF): New function.
2222 (frvbf_write_mem_QI): New function.
2223 (frvbf_write_mem_UQI): New function.
2224 (frvbf_write_mem_HI): New function.
2225 (frvbf_write_mem_UHI): New function.
2226 (frvbf_write_mem_SI): New function.
2227 (frvbf_write_mem_WI): New function.
2228 (frvbf_write_mem_DI): New function.
2229 (frvbf_write_mem_DF): New function.
2230 * Makefile.in (SIM_OBJS): Add memory.o.
2231 * cpu.c,cpu.h,sem.c: Rebuild.
2233 1999-10-18 Dave Brolley <brolley@cygnus.com>
2235 * sim-if.c (sim_open): Use a real fpu error function.
2236 * pipeline.c (frv_pipeline_add_insn): Don't add invalid insns.
2237 * mloop.in (_parallel_write_queued): Clear queue after writing.
2238 * interrupts.c (check_for_compound_interrupt): New function.
2239 (non_operating_interrupt): New function.
2240 * frv-sim.h (frvbf_h_gr_double_get_handler): New function.
2241 (frvbf_h_gr_double_set_handler): New function.
2242 (frvbf_h_fr_double_get_handler): New function.
2243 (frvbf_h_fr_double_set_handler): New function.
2244 (frvbf_h_cpr_double_get_handler): New function.
2245 (frvbf_h_cpr_double_set_handler): New function.
2246 (frv_interrupt_queue_element): New struct type.
2247 (frv_queue_program_interrupt): Now takes pc.
2248 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2249 (frv_queue_interrupt): Now takes pc.
2250 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2251 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2252 (frvbf_division_exception): New function.
2253 (frvbf_fpu_error): New function.
2254 (frvbf_load_multiple_GR): New function.
2255 (frvbf_load_multiple_FR): New function.
2256 (frvbf_load_multiple_CPR): New function.
2257 * frv.c (frvbf_h_gr_double_get_handler): New function.
2258 (frvbf_h_gr_double_set_handler): New function.
2259 (frvbf_h_fr_double_get_handler): New function.
2260 (frvbf_h_fr_double_set_handler): New function.
2261 (frvbf_h_cpr_double_get_handler): New function.
2262 (frvbf_h_cpr_double_set_handler): New function.
2263 (frv_interrupt_queue_element): New struct type.
2264 (frv_queue_program_interrupt): Now takes pc.
2265 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2266 (frv_queue_interrupt): Now takes pc.
2267 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2268 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2269 (frvbf_fpu_error): New function.
2270 (frvbf_load_multiple_GR): New function.
2271 (frvbf_load_multiple_FR): New function.
2272 (frvbf_load_multiple_CPR): New function.
2273 * traps.c (frvbf_division_exception): New function.
2274 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2276 1999-10-12 Dave Brolley <brolley@cygnus.com>
2278 * mloop.in (new_vpc): New variable.
2279 (main loop): Call frv_detect_insn_access_interrupts. Call
2280 frv_detect_data_interrupts.
2281 * interrupts.c (access_queued_to): New function.
2282 (frv_detect_data_interrupts): New function.
2283 (frv_detect_insn_access_interrupts): New function.
2284 (frv_program_or_software_interrupt): Set PSR.S.
2285 * frv-sim.h (frv_detect_data_interrupts): New function.
2286 (frv_detect_insn_interrupts): New function.
2288 1999-10-07 Dave Brolley <brolley@cygnus.com>
2290 * frv-sim.h (frvbf_h_gr_hi_get_handler): New function.
2291 (frvbf_h_gr_hi_set_handler): New function.
2292 (frvbf_h_gr_lo_get_handler): New function.
2293 (frvbf_h_gr_lo.set_handler): New function.
2294 * frv.c (frvbf_h_gr_hi_get_handler): New function.
2295 (frvbf_h_gr_hi_set_handler): New function.
2296 (frvbf_h_gr_lo_get_handler): New function.
2297 (frvbf_h_gr_lo.set_handler): New function.
2298 (frvbf_model_fr500_u_integer): New function.
2299 * arch.h,cpu.h,cpu.c,decode.h,decode.c,model.c,sem.c: Rebuild.
2301 1999-10-04 Dave Brolley <brolley@cygnus.com>
2303 * traps.c: Use sim_engine_abort.
2304 * pipeline.c (frv_pipeline): Add field for insn major.
2305 (add_next_to_pipe): Return address of matching pipeline.
2306 (find_major_in_pipeline): New function.
2307 (check_insn_major_constraints: New function.
2308 (frv_pipeline_add_insn): Add checks for insn major constraints.
2309 * interrupts.c (frv_process_interrupts): Use sim_engine_abort.
2310 * frv.c (frvbf_h_spr_get_handler): No need to abort.
2312 Thu Sep 30 18:10:25 1999 Dave Brolley <brolley@cygnus.com>
2314 * pipeline.c: New file.
2315 * mloop.in (main loop): Call frv_pipeline_reset.
2316 Call frv_pipeline_add_insn.
2317 * frv-sim.h (frv_pipeline_reset): New function.
2318 (frv_pipeline_add_insn): New function.
2319 * Makefile.in (SIM_OBJS): Add pipeline.o
2321 1999-09-29 Doug Evans <devans@casey.cygnus.com>
2324 * traps.c (sim_engine_invalid_insn): New arg `vpc'. Change type of
2325 result to SEM_PC. Return vpc.
2327 Wed Sep 29 16:01:52 1999 Dave Brolley <brolley@cygnus.com>
2329 * interrupts.c (frv_interrupt_table): DATA_STORE_ERROR is imprecise.
2330 (frv_queue_interrupt): Don't detect identical interrupts here.
2332 Wed Sep 29 14:49:52 1999 Dave Brolley <brolley@cygnus.com>
2334 * interrupts.c: New file.
2335 * traps.c (sim_engine_invalid_insn): Return PC of next insn.
2336 (frv_software_interrupt): Moved to interrupts.c.
2337 (frv_itrap): New interface. Call frv_queue_software_interrupt.
2338 * mloop.in (@cpu@_parallel_write_init): set previous_vliw_pc.
2339 (@cpu@_perform_writeback): New function.
2340 (main loop): Call frv_process_interrupts.
2341 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2342 (frv_itrap): New interface.
2343 (frv_interrupt_class): New enumeration.
2344 (frv_interrupt_kind): New enumeration.
2345 (struct frv_interrupt): New struct type.
2346 (frv_interrupt_table): New table of interrupt information.
2347 (FRV_INTERRUPT_QUEUE_SIZE): New macro.
2348 (struct frv_interrupt_state): New struct type.
2349 (frv_interrupt_state): New global variable.
2350 (previous_vliw_pc): New global variable.
2351 (frv_queue_software_interrupt): New function.
2352 (frv_queue_program_interrupt): New function.
2353 (frv_queue_interrupt): New function.
2354 (frv_process_interrupts): New function.
2355 (frv_program_interrupt): New function.
2356 (frv_software_interrupt): New function.
2357 (frv_program_or_software_interrupt): New function.
2358 (frv_clear_interrupt_classes): New function.
2359 * frv.c (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2360 * Makefile.in (SIM_OBJS): Add interrupts.o
2363 1999-09-25 Doug Evans <devans@casey.cygnus.com>
2365 * cpu.h,cpuall.h,decode.c,sem.c: Rebuild.
2367 Tue Sep 21 17:16:47 1999 Dave Brolley <brolley@cygnus.com>
2369 * mloop.in (main loop): Determine last insn from scache entry.
2371 * cpuall.h: Rebuild.
2373 Tue Sep 14 14:21:31 1999 Dave Brolley <brolley@cygnus.com>
2375 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): New flag.
2376 (NECR_ELOS): Define as unshifted value.
2377 (NECR_NEN): Define as unshifted value.
2378 (NECR_VALID): Define as unshifted value.
2379 (SET_NESR): Rewite to use post-write queue.
2380 (SET_NESR_VALID): Rewite to operate on argument.
2381 (SET_NESR_EAV): Rewite to operate on argument.
2382 (SET_NESR_FR): Rewite to operate on argument.
2383 (CLEAR_NESR_FR): Rewite to operate on argument.
2384 (SET_NESR_DRN): Rewite to operate on argument.
2385 (SET_NESR_SIZE): Rewite to operate on argument.
2386 (SET_NESR_NEAN): Rewite to operate on argument.
2387 (SET_NEEAR): Rewite to use post-write queue.
2388 (SET_NE_FLAG): Rewite to use post-write queue.
2389 (CLEAR_NE_FLAG): Rewite to use post-write queue.
2390 * traps.c (frv_software_interrupt): Rewite to use post-write queue.
2391 (frv_rett): Rewite to use post-write queue.
2392 (next_available_nesr): Rewrite to use new macro interfaces.
2393 (next_valid_nesr): Ditto.
2394 (frvbf_check_non_excepting_load): Ditto.
2395 (frvbf_check_recovering_store): Ditto.
2396 (clear_nesr_neear): Ditto.
2397 (clear_ne_flags): Ditto.
2398 * mloop.in (main loop): Update PCSR with address of next VLIW insn
2400 * frv.c (frvbf_h_spr_get_handler): Shift register fields here now.
2401 (frvbf_store_multiple_GR): Rewite to use post-write queue.
2402 (frvbf_store_multiple_FRint): Rewite to use post-write queue.
2403 (frvbf_store_multiple_CPR): Rewite to use post-write queue.
2404 * Makefile.in (frv.o): Depend on cgen-par.h.
2406 Fri Sep 10 17:03:15 1999 Dave Brolley <brolley@cygnus.com>
2408 * frv-sim.h (frvbf_set_write_next_vliw_addr_to_LR): New function.
2409 (frvbf_write_next_vliw_addr_to_LR): New flag.
2410 * frv.c (frvbf_set_write_next_vliw_addr_to_LR): New function.
2411 * mloop.in: Only take the first branch in a VLIW insn. Set LR to the
2412 address of the next VLIW insn if flag is set.
2413 * cpu.h,decode.c,sem.c: Rebuild.
2415 Tue Sep 7 13:44:23 1999 Dave Brolley <brolley@cygnus.com>
2417 * mloop.in: Limit parallel insns to MAX_PARALLEL_INSNS.
2420 1999-09-02 Doug Evans <devans@casey.cygnus.com>
2422 * configure: Regenerated to track ../common/aclocal.m4 changes.
2424 1999-09-01 Doug Evans <devans@casey.cygnus.com>
2426 * decode.c: Rebuild.
2428 Mon Aug 30 17:54:57 1999 Dave Brolley <brolley@cygnus.com>
2430 * traps.c (frv_rett): New function.
2431 * frv.c (frvbf_h_spr_get_handler): Handle bpsr.
2432 (frvbf_h_spr_set_handler): Handle bpsr.
2433 (frvbf_h_bpsr_get_handler): New function.
2434 (frvbf_h_bpsr_set_handler): New function.
2435 * frv-sim.h (frv_rett): New function.
2436 (frvbf_h_bpsr_get_handler): New function.
2437 (frvbf_h_bpsr_set_handler): New function.
2438 * mloop.in: Read actual packing bit.
2439 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2441 Tue Aug 31 16:04:37 1999 Dave Brolley <brolley@cygnus.com>
2443 * traps.c (WANT_CPU): New macro.
2444 (WANT_CPU_FRVBF): New macro.
2445 (frvbf_check_recovering_store): Use registers for source and queue
2447 * mloop.in: New main loop for parallel support.
2448 (@cpu@_parallel_write_init): New function.
2449 (@cpu@_parallel_write_queued): New function.
2450 * frv-sim.h (set_icc_for_shift_left): New interface.
2451 (set_icc_for_shift_right): New interface.
2452 (frvbf_check_recovering_store): New interface.
2453 * frv.c (set_icc_for_shift_left): Pass and return icc value.
2454 (set_icc_for_shift_right): Pass and return icc value.
2455 (frvbf_check_recovering_store): New interface.
2456 * Makefile.in (FRV_OBJS): Add cgen-par.o.
2457 (stamp-mloop): Add cgen parallel options.
2458 (stamp-arch): Remove with-profile option.
2459 (stamp-cpu): Add cgen parallel options.
2460 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2462 1999-08-28 Doug Evans <devans@casey.cygnus.com>
2464 * cpu.h,decode.c,sem.c: Rebuild.
2466 Wed Aug 25 12:25:04 1999 Dave Brolley <brolley@cygnus.com>
2468 * arch.h,cpu.h,decode.h,model.c,sem.c: Rebuild.
2470 Thu Aug 19 17:59:00 1999 Dave Brolley <brolley@cygnus.com>
2472 * configure.in: fr500 now the default model.
2473 * configure: Regenerate.
2474 * frv.c: Change frv-1 to frv-gen.
2475 (frvbf_model_fr500_u_exec): New function.
2476 * Makefile.in (stamp-cpu): Use 'mach=frv,fr500' to build decoder.
2477 * mloop.in: Fix typos in comments.
2478 * arch.c,arch.h,cpu.h,cpuall.h,decode.h,model.c,sem.c: Rebuild.
2480 1999-08-17 Dave Brolley <brolley@cygnus.com>
2482 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2484 1999-08-09 Doug Evans <devans@casey.cygnus.com>
2486 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2488 1999-08-04 Doug Evans <devans@casey.cygnus.com>
2490 * cpu.h,cpuall.h,decode.c,model.c,sem.c: Rebuild.
2492 Fri Jul 16 14:50:15 1999 Dave Brolley <brolley@cygnus.com>
2494 * frv.c (frvbf_fetch_register): Use GDB register number macros.
2495 (frvbf_store_register): Use GDB register number macros.
2496 (frvbf_cut): New function.
2497 * frv-sim.h (GR_REGNUM_MAX): New macro.
2498 (FR_REGNUM_MAX): New macro.
2499 (PC_REGNUM): New macro.
2500 (LR_REGNUM): New macro.
2501 (frvbf_cut): New function.
2502 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2504 1999-07-15 Stan Shebs <shebs@andros.cygnus.com>
2506 * frv.c (frvbf_fetch_register): Add ability to get LR register,
2507 add default for unhandled registers.
2508 (frvbf_store_register): Add ability to set LR register.
2510 1999-07-14 Stan Shebs <shebs@andros.cygnus.com>
2512 * frv.c (frvbf_fetch_register, frvbf_store_register): Fill in.
2513 (decode_gdb_dr_regnum): Remove, not used.
2515 1999-07-13 Michael Meissner <meissner@cygnus.com>
2517 * Makefile.in (SIM_EXTRA_FLAGS): Incorporate @sim_trapdump@.
2519 * configure.in (--enable-sim-trapdump): New switch to make unknown
2520 traps dump the register contents, instead of doing the trap thing.
2521 * configure: Regenerate.
2523 * frv-sim.h (TRAP_BREAKPOINT): Define as 81, so it can be used.
2524 (TRAP_REGDUMP{1,2}): Define to provide register dumping support
2527 * traps.h (toplevel): Include bfd.h, libiberity.h.
2528 (frv_itrap): Add support for --enable-sim-trapdump and traps 2,3
2529 dumping the registers.
2531 Thu Jul 8 10:57:39 1999 Dave Brolley <brolley@cygnus.com>
2533 * Makefile.in (SIM_EXTRA_LIBS): Removed. libm no longer needed.
2535 Wed Jul 7 17:01:12 1999 Dave Brolley <brolley@cygnus.com>
2537 * cpu.c,cpu.h,decode.c,model.c,sem.c: Rebuild.
2539 Tue Jul 6 16:12:18 1999 Dave Brolley <brolley@cygnus.com>
2541 * frv.c (frvbf_square_root_SF): Removed.
2542 (frvbf_square_root_DF): Removed.
2543 (frvbf_h_fr_double_get_handler): Removed.
2544 (frvbf_h_fr_double_set_handler): Removed.
2545 (frvbf_h_fr_int_get_handler): Removed.
2546 (frvbf_h_fr_int_set_handler): Removed.
2547 * frv-sim.h (frvbf_square_root_SF): Removed.
2548 (frvbf_square_root_DF): Removed.
2549 (frvbf_h_fr_double_get_handler): Removed.
2550 (frvbf_h_fr_double_set_handler): Removed.
2551 (frvbf_h_fr_int_get_handler): Removed.
2552 (frvbf_h_fr_int_set_handler): Removed.
2553 * decode.c,decode.h,model.c,sem.c: Rebuild.
2555 1999-07-05 Doug Evans <devans@casey.cygnus.com>
2557 * Makefile.in (SIM_OBJS): Add cgen-fpu.o, cgen-accfp.o.
2558 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2559 * sim-if.c (sim_open): Initialize fpu.
2560 * frv-sim.h (SETMEMSF,SETMEMDF): Delete.
2561 * frv.c (frvbf_store_multiple_FRint): Replace frvbf_h_fr_int_get
2562 with frvbf_h_fr_get.
2564 Wed Jun 30 15:56:56 1999 Dave Brolley <brolley@cygnus.com>
2566 * frv-sim.h (NESR_RANGE): New macro.
2567 (NO_NESR): New macro.
2568 (GET_NESR_VALID): New macro.
2569 (next_ne_index): Removed.
2570 * traps.c (next_available_nesr): New function.
2571 (next_valid_nesr): New function.
2572 (frvbf_check_non_excepting_load): Use next_available_nesr.
2573 (frvbf_check_recovering_store): Use next_available_nesr and
2575 (clear_nesr_neear): Use next_available_nesr and next_valid_nesr.
2576 (frvbf_check_recovering_store): Only consider one matching register.
2579 Tue Jun 29 16:54:32 1999 Dave Brolley <brolley@cygnus.com>
2581 * frv.c (frvbf_square_root_SF): New function.
2582 (frvbf_square_root_DF): New function.
2583 (frvbf_h_fr_double_get_handler): New function.
2584 (frvbf_h_fr_double_set_handler): New function.
2585 * frv-sim.h (frvbf_square_root_SF): New function.
2586 (frvbf_square_root_DF): New function.
2587 (frvbf_h_fr_double_get_handler): New function.
2588 (frvbf_h_fr_double_set_handler): New function.
2589 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c: Rebuild.
2591 1999-06-28 Dave Brolley <brolley@cygnus.com>
2593 * decode.c,decode.h,model.c,sem.c: Regenerate.
2595 Thu Jun 24 17:26:32 1999 Dave Brolley <brolley@cygnus.com>
2597 * Makefile.in (SIM_EXTRA_LIBS): Add -lm.
2598 * frv-sim.h (frvbf_h_fr_int_get_handler): New function.
2599 (frvbf_h_fr_int_set_handler): New function.
2600 (frvbf_store_multiple_FRint): New function.
2601 (frvbf_square_root_SF): New function.
2602 * frv.c (frvbf_h_fr_int_get_handler): New function.
2603 (frvbf_h_fr_int_set_handler): New function.
2604 (frvbf_store_multiple_FRint): New function.
2605 (frvbf_square_root_SF): New function.
2606 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2608 1999-06-23 Doug Evans <devans@casey.cygnus.com>
2610 * Makefile.in (stamp-mloop): Delete -fast -pbb -switch args
2611 to genmloop.sh. Pass -scache instead.
2612 (mloop.o): Delete sem-switch.c dependency.
2613 (sem-switch.c): Delete rule.
2614 (stamp-cpu): Don't build sem-switch.c.
2615 * sem-switch.c: Delete.
2616 * mloop.in (xfull-exec-*): Fix call to execute.
2617 * tconfig.in (WITH_SCACHE_PBB): Define as 0.
2619 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2621 Tue Jun 22 16:23:57 1999 Dave Brolley <brolley@cygnus.com>
2623 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2625 Mon Jun 21 17:34:10 1999 Dave Brolley <brolley@cygnus.com>
2627 * mloop.in (execute): Force gr0 to zero before each insn.
2628 * cpu.h,cpu.c,decode.c,sem.c,sem-switch.c: Regenerate.
2630 1999-06-18 Doug Evans <devans@casey.cygnus.com>
2632 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2634 Fri Jun 18 17:49:23 1999 Dave Brolley <brolley@cygnus.com>
2636 * frv.c (frvbf_h_gr_get_handler): New function.
2637 (frvbf_h_gr_set_handler): New function:
2638 (frvbf_store-multiple_GR): New function:
2639 (frvbf_store-multiple_FR): New function:
2640 (frvbf_store-multiple_CPR): New function:
2641 * frv-sim.h (frvbf_h_gr_get_handler): New function.
2642 (frvbf_h_gr_set_handler): New function:
2643 (frvbf_store-multiple_GR): New function:
2644 (frvbf_store-multiple_FR): New function:
2645 (frvbf_store-multiple_CPR): New function:
2646 * traps.c (frv_itrap): Implement proper syscalls interface.
2647 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2649 Fri Jun 18 14:36:23 1999 Dave Brolley <brolley@cygnus.com>
2651 * traps.c (frvbf_check_non_excepting_divide): New function.
2652 (frvbf_check_recovering_store): New function.
2653 (clear_nesr_neear): New function.
2654 (clear_ne_flags): New function.
2655 (frvbf_commit): New function.
2657 * frv-sim.h (frvbf_check_non_excepting_divide): New function.
2658 (frvbf_check_recovering_store): New function.
2659 (clear_nesr_neear): New function.
2660 (clear_ne_flags): New function.
2661 (frvbf_commit): New function.
2662 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2664 1999-06-16 Dave Brolley <brolley@cygnus.com>
2666 * frv.c (frvbf_h_spr_get_handler): Handle SPR_NECR.
2667 (frvbf_h_spr_set_handler): Handle SPR_NECR.
2668 * traps.c (next_ne_index): New variable.
2669 (frvbf_check_non_excepting_load): New function.
2670 * frv-sim.h (NECR_ELOS): New macro.
2671 (NECR_NEN): New macro.
2672 (NECR_VALID): New macro.
2673 (SET_NESR_VALID): New macro.
2674 (SET_NESR_EAV): New macro.
2675 (SET_NESR_FR): New macro.
2676 (CLEAR_NESR_FR): New macro.
2677 (SET_NESR_DRN): New macro.
2678 (SET_NESR_SIZE): New macro.
2679 (SET_NESR_NEAN): New macro.
2680 (SET_NEEAR): New macro.
2681 (GET_NE_FLAG): New macro.
2682 (SET_NE_FLAG): New macro.
2683 (CLEAR_NE_FLAG): New macro.
2684 (frvbf_check_non_excepting_load): New function:
2685 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2687 Wed Jun 9 18:12:49 1999 Dave Brolley <brolley@cygnus.com>
2689 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2691 Tue Jun 8 18:13:51 1999 Dave Brolley <brolley@cygnus.com>
2693 * frv.c (cr_logic): Correct andcr, nandcr, andncr and nandncr.
2694 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2696 Mon Jun 7 17:09:15 1999 Dave Brolley <brolley@cygnus.com>
2698 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2700 1999-06-07 Dave Brolley <brolley@cygnus.com>
2702 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2704 Thu Jun 3 17:33:31 1999 Dave Brolley <brolley@cygnus.com>
2706 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2708 Wed Jun 2 17:50:21 1999 Dave Brolley <brolley@cygnus.com>
2710 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2712 Tue Jun 1 17:58:53 1999 Dave Brolley <brolley@cygnus.com>
2714 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2716 Mon May 31 17:57:25 1999 Dave Brolley <brolley@cygnus.com>
2718 * traps.c (frv_software_interrupt): Pass current_cpu to
2719 frvbf_h_psr_esr_get.
2720 (frv_software_interrupt): Calculate the new PC based on TBR.
2721 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2723 1999-05-31 Dave Brolley <brolley@cygnus.com>
2725 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2727 Thu May 27 17:42:00 1999 Dave Brolley <brolley@cygnus.com>
2729 * frv-sim.h (frvbf_h_cccr_get_handler): New function.
2730 (frvbf_h_cccr_set_handler): New function.
2731 (frvbf_scan_result): New function.
2732 (frvbf_cr_logic): New function.
2733 * frv.c (frvbf_h_cccr_get_handler): New function.
2734 (frvbf_h_cccr_set_handler): New function.
2735 (frvbf_scan_result): New function.
2736 (frvbf_cr_logic): New function.
2737 (cr_ops,cr_result,cr_logic): New table.
2738 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2740 1999-05-25 Dave Brolley <brolley@cygnus.com>
2742 * frv.c (frvbf_h_spr_get_handler): Add support for TBR and PSR.
2743 (frvbf_h_spr_set_handler): Add support for TBR and PSR.
2744 (frv_psr_get_handler): New function.
2745 (frv_psr_set_handler): New function.
2746 (frv_tbr_get_handler): New function.
2747 (frv_tbr_set_handler): New function.
2748 (frvbf_h_ccr_get_handler): Add support for fCC.
2749 (frvbf_h_ccr_set_handler): Add support for fCC.
2750 * frv-sim.h (frv_psr_get_handler): New function.
2751 (frv_psr_set_handler): New function.
2752 (frv_tbr_get_handler): New function.
2753 (frv_tbr_set_handler): New function.
2754 * traps.c (frv_software_interrupt): Implement.
2755 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2757 Thu May 20 16:39:27 1999 Dave Brolley <brolley@cygnus.com>
2759 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2761 1999-05-18 Dave Brolley <brolley@cygnus.com>
2763 * frv.c: (frvbf_set_icc_for_shift_left): New function.
2764 (frvbf_set_icc_for_shift_right): New function.
2765 * frv-sim.h (frvbf_set_icc_for_shift_left): New function.
2766 (frvbf_set_icc_for_shift_right): New function.
2767 (SETMEMSF): New Macro.
2768 (SETMEMDF): New Macro.
2769 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2771 Thu May 13 17:14:49 1999 Dave Brolley <brolley@cygnus.com>
2773 * frv.c (frvbf_h_ccr_get_handler): New function.
2774 (frvbf_h_ccr_set_handler): New function.
2775 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2777 Tue May 11 16:13:15 1999 Dave Brolley <brolley@cygnus.com>
2779 * frv-sim.h (frvbf_h_spr_get_handler,frvbf_h_spr_set_handler,
2780 frvbf_h_isr_get_handler, frvbf_h_isr_set_handler): New functions.
2782 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2784 1999-05-10 Dave Brolley <brolley@cygnus.com>
2786 * cpu.h,cpu.c,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2788 Thu May 6 16:48:21 1999 Dave Brolley <brolley@cygnus.com>
2790 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2791 * frv-sim.h (TRAP_SYSCALL): Define as 0x80.
2793 Wed May 5 11:52:24 1999 Dave Brolley <brolley@cygnus.com>
2795 * traps.c (frv_software_interrupt): New function.
2796 (frv_itrap): New function.
2797 * frv-sim.h (TRAP_SYSCALL): define as 0.
2798 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2800 Mon May 3 13:49:21 1999 Dave Brolley <brolley@cygnus.com>
2802 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2804 Thu Apr 29 17:37:06 1999 Dave Brolley <brolley@cygnus.com>
2806 * Directory created.
projects / deliverable / binutils-gdb.git / blob