1 2015-12-25 Mike Frysinger <vapier@gentoo.org>
3 * devices.c (device_error): Delete.
5 2015-12-24 Mike Frysinger <vapier@gentoo.org>
7 * tconfig.h (SIM_HANDLES_LMA): Delete.
9 2015-12-24 Mike Frysinger <vapier@gentoo.org>
11 * tconfig.h (SIM_HAVE_BREAKPOINTS, SIM_BREAKPOINT,
12 SIM_BREAKPOINT_SIZE): Delete.
13 * traps.c [SIM_HAVE_BREAKPOINTS] (frv_itrap): Delete sim breakpoint
15 [SIM_HAVE_BREAKPOINTS] (frv_break): Likewise.
17 2015-12-24 Mike Frysinger <vapier@gentoo.org>
19 * tconfig.h (WITH_WATCHPOINTS): Delete.
21 2015-12-24 Mike Frysinger <vapier@gentoo.org>
23 * tconfig.h (SIM_HAVE_MEM_SIZE): Delete.
25 2015-11-15 Mike Frysinger <vapier@gentoo.org>
27 * Makefile.in (SIM_OBJS): Delete sim-reason.o, sim-reg.o, and
30 2015-11-14 Mike Frysinger <vapier@gentoo.org>
32 * interp.c (sim_close): Rename to ...
33 (frv_sim_close): ... this. Delete calls to frv_cgen_cpu_close and
35 * sim-main.h (frv_sim_close): Declare.
36 (SIM_CLOSE_HOOK): Define.
38 2015-06-23 Mike Frysinger <vapier@gentoo.org>
40 * configure.ac (AC_ARG_ENABLE(sim-trapdump)): Call AS_HELP_STRING.
41 * configure: Regenerate.
43 2015-06-12 Mike Frysinger <vapier@gentoo.org>
45 * configure: Regenerate.
47 2015-06-12 Mike Frysinger <vapier@gentoo.org>
49 * configure: Regenerate.
51 2015-06-12 Mike Frysinger <vapier@gentoo.org>
53 * decode.c (frvbf_decode): Change TRACE_EXTRACT to CGEN_TRACE_EXTRACT.
54 * mloop.in (execute): Change TRACE_INSN_INIT to CGEN_TRACE_INSN_INIT,
55 TRACE_INSN to CGEN_TRACE_INSN, and TRACE_INSN_FINI to CGEN_TRACE_INSN_FINI.
56 * sem.c: Rename TRACE_RESULT to CGEN_TRACE_RESULT.
58 2015-06-11 Mike Frysinger <vapier@gentoo.org>
60 * sim-main.h (WITH_TRACE): Delete.
62 2015-04-18 Mike Frysinger <vapier@gentoo.org>
64 * sim-main.h (USING_SIM_BASE_H): Delete.
66 2015-04-18 Mike Frysinger <vapier@gentoo.org>
68 * sim-main.h (_sim_cpu, SIM_CPU): Delete.
70 2015-04-18 Mike Frysinger <vapier@gentoo.org>
72 * sim-main.h (sim_cia): Delete.
73 (frv_sim_engine_halt_hook): Move below includes.
75 2015-04-17 Mike Frysinger <vapier@gentoo.org>
77 * sim-main.h (CIA_GET, CIA_SET): Delete.
78 * traps.c (frv_sim_engine_halt_hook): Change CIA_SET to CPU_PC_SET.
80 2015-04-15 Mike Frysinger <vapier@gentoo.org>
82 * Makefile.in (SIM_OBJS): Delete sim-cpu.o.
83 * sim-main.h (STATE_CPU): Delete.
85 2015-04-15 Mike Frysinger <vapier@gentoo.org>
87 * sim-main.h (struct sim_state): Change cpu to an array of pointers.
88 (STATE_CPU): Handle WITH_SMP.
90 2015-04-13 Mike Frysinger <vapier@gentoo.org>
92 * configure: Regenerate.
94 2015-04-06 Mike Frysinger <vapier@gentoo.org>
96 * Makefile.in (SIM_OBJS): Delete sim-engine.o and sim-hrw.o.
98 2015-03-31 Mike Frysinger <vapier@gentoo.org>
100 * config.in, configure: Regenerate.
102 2015-03-24 Mike Frysinger <vapier@gentoo.org>
104 * configure: Regenerate.
106 2015-03-24 Mike Frysinger <vapier@gentoo.org>
108 * configure: Regenerate.
110 2015-03-23 Mike Frysinger <vapier@gentoo.org>
112 * configure: Regenerate.
114 2015-03-23 Mike Frysinger <vapier@gentoo.org>
116 * devices.c: Delete dv-sockser.h include.
117 (device_io_read_buffer): Delete uart code.
118 (device_io_write_buffer): Likewise.
120 2015-03-23 Mike Frysinger <vapier@gentoo.org>
122 * configure: Regenerate.
124 2015-03-16 Mike Frysinger <vapier@gentoo.org>
126 * aclocal.m4, config.in, configure: Regenerate.
127 * tconfig.in: Rename file ...
128 * tconfig.h: ... here.
130 2015-03-15 Mike Frysinger <vapier@gentoo.org>
132 * tconfig.in [HAVE_DV_SOCKSER]: Delete.
134 2015-03-14 Mike Frysinger <vapier@gentoo.org>
136 * Makefile.in (SIM_RUN_OBJS): Delete.
138 2014-08-23 Hans-Peter Nilsson <hp@axis.com>
140 * configure.ac: Default simulator hardware to off again. Remove
141 dead frv_extra_objs substitution.
142 * configure: Regenerate.
143 * Makefile.in: Remove unused frv_extra_objs.
145 2014-08-19 Alan Modra <amodra@gmail.com>
147 * configure: Regenerate.
149 2014-08-15 Roland McGrath <mcgrathr@google.com>
151 * configure: Regenerate.
152 * config.in: Regenerate.
154 2013-09-23 Alan Modra <amodra@gmail.com>
156 * configure: Regenerate.
158 2013-06-03 Mike Frysinger <vapier@gentoo.org>
160 * aclocal.m4, configure: Regenerate.
162 2013-03-30 Joel Sherrill <joel.sherrill@oarcorp.com>
163 Mike Frysinger <vapier@gentoo.org>
165 * configure.ac: Add frv_extra_objs. Change simulator hardware
166 from always on to defaulting to yes it is enabled.
167 * Makefile.in: Conditionalize reference to dv-sockser.o.
168 * configure: Regenerated.
170 2013-03-26 Mike Frysinger <vapier@gentoo.org>
172 * configure: Regenerate.
174 2013-03-23 Joel Sherrill <joel.sherrill@oarcorp.com>
176 * configure.ac: Fail if dv-sockser.o not available.
177 Error when --disable-sim-hardware is specified.
178 * configure: Regenerated.
180 2012-06-15 Joel Brobecker <brobecker@adacore.com>
182 * config.in, configure: Regenerate.
184 2012-03-24 Mike Frysinger <vapier@gentoo.org>
186 * aclocal.m4, config.in, configure: Regenerate.
188 2011-12-03 Mike Frysinger <vapier@gentoo.org>
190 * aclocal.m4: New file.
191 * configure: Regenerate.
193 2011-10-17 Mike Frysinger <vapier@gentoo.org>
195 * configure.ac: Change include to common/acinclude.m4.
197 2011-10-17 Mike Frysinger <vapier@gentoo.org>
199 * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
200 call. Replace common.m4 include with SIM_AC_COMMON.
201 * configure: Regenerate.
203 2011-07-05 Mike Frysinger <vapier@gentoo.org>
205 * sim-if.c (sim_do_command): Delete.
207 2010-04-21 Mike Frysinger <vapier@gentoo.org>
209 * profile.c (sim_profile_print_bar): Add cpu argument.
211 2010-03-30 Mike Frysinger <vapier@gentoo.org>
213 * devices.c (device_error): Add const to message.
215 2010-02-12 Doug Evans <dje@sebabeach.org>
217 * decode.c, * decode.h: Regenerate.
219 2010-02-11 Doug Evans <dje@sebabeach.org>
221 * cpu.h, * decode.c, * model.c, * sem.c: Regenerate.
223 2010-01-24 Doug Evans <dje@sebabeach.org>
227 2010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
229 * configure: Regenerate.
231 2010-01-02 Doug Evans <dje@sebabeach.org>
233 * arch.c, * arch.h, * cpu.c, * cpu.h, * cpuall.h, * decode.c,
234 * decode.h, * model.c, * sem.c: Regenerate, update copyright year.
236 2009-11-22 Doug Evans <dje@sebabeach.org>
239 * cpuall.h: Regenerate.
240 * decode.c: Regenerate.
241 * decode.h: Regenerate.
243 2009-11-03 Doug Evans <dje@sebabeach.org>
245 * arch.c: Regenerate.
246 * arch.h: Regenerate.
249 * cpuall.h: Regenerate.
250 * decode.c: Regenerate.
251 * decode.h: Regenerate.
252 * model.c: Regenerate.
255 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
257 * config.in: Regenerate.
258 * configure: Likewise.
260 * configure: Regenerate.
262 2009-01-07 Hans-Peter Nilsson <hp@axis.com>
266 2008-12-23 Hans-Peter Nilsson <hp@axis.com>
268 * arch.c, arch.h, cpu.c, cpu.h, cpuall.h, decode.c, decode.h,
269 model.c, sem.c: Regenerate.
271 2008-07-11 Hans-Peter Nilsson <hp@axis.com>
273 * configure: Regenerate to track ../common/common.m4 changes.
276 2008-06-06 Vladimir Prus <vladimir@codesourcery.com>
277 Daniel Jacobowitz <dan@codesourcery.com>
278 Joseph Myers <joseph@codesourcery.com>
280 * configure: Regenerate.
282 2006-12-21 Hans-Peter Nilsson <hp@axis.com>
284 * config.in: Regenerate.
286 2006-06-13 Richard Earnshaw <rearnsha@arm.com>
288 * configure: Regenerated.
290 2006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
292 * configure: Regenerated.
294 2006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
296 * configure: Regenerated.
298 2005-10-28 Dave Brolley <brolley@redhat.com>
300 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
302 Contribute the following changes:
303 2003-09-29 Dave Brolley <brolley@redhat.com>
305 * frv-sim.h: Use CGEN_ATTR_VALUE_ENUM_TYPE in place of
306 CGEN_ATTR_VALUE_TYPE.
311 2005-03-23 Mark Kettenis <kettenis@gnu.org>
313 * configure: Regenerate.
315 2005-01-14 Andrew Cagney <cagney@gnu.org>
317 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
318 explicit call to AC_CONFIG_HEADER.
319 * configure: Regenerate.
321 2005-01-12 Andrew Cagney <cagney@gnu.org>
323 * configure.ac: Update to use ../common/common.m4.
324 * configure: Re-generate.
326 2005-01-11 Andrew Cagney <cagney@localhost.localdomain>
328 * configure: Regenerated to track ../common/aclocal.m4 changes.
330 2005-01-07 Andrew Cagney <cagney@gnu.org>
332 * configure.ac: Rename configure.in, require autoconf 2.59.
333 * configure: Re-generate.
335 2004-12-08 Hans-Peter Nilsson <hp@axis.com>
337 * configure: Regenerate for ../common/aclocal.m4 update.
339 2004-08-27 Richard Sandiford <rsandifo@redhat.com>
341 * cpu.[ch], arch.[ch], decode.[ch]: Regenerated.
342 * cpuall.h, model.c, sem.c: Regenerated.
344 2004-03-01 Richard Sandiford <rsandifo@redhat.com>
346 * Makefile.in (SIM_OBJS): Add profile-fr450.o.
347 (profile-fr450.o): New dependency.
348 (stamp-cpu): Add fr450 to the list of machs.
349 * sim-frv.h (SPR_IS_ACC): New macro.
350 (H_SPR_ACC4, H_SPR_ACC63, H_SPR_ACCG4, H_SPR_ACCG63): Delete.
351 * cache.c (frv_cache_init, non_cache_access): Handle bfd_mach_fr450.
352 * frv.c (check_register_alignment, check_fr_register_alignment)
353 (check_memory_alignment, do_media_average): Likewise.
354 (frvbf_clear_accumulators): Likewise. Use a mask of valid registers
355 rather than a consecutive range.
356 * interrupts.c (frv_queue_illegal_instruction_interrupt)
357 (frv_queue_non_implemented_instruction_interrupt): Handle
359 * memory.c (check_data_read_address, check_readwrite_address)
360 (check_insn_read_address, check_write_address): Likewise.
361 * mloop.in (@cpu@_simulate_insn_prefetch): Likewise.
362 * profile.c (reset_gr_flags, reset_fr_flags, reset_acc_flags)
363 (frvbf_model_insn_before, frvbf_model_insn_after): Likewise.
364 * profile-fr450.c: New file.
365 * registers.c (fr450_spr): New array.
366 (frv_register_control_init): Check its size. Use it for fr450.
367 (frv_check_register_access): Handle bfd_mach_fr450.
368 (frv_check_spr_read_access): Likewise. Generalize accumulator check.
369 * traps.c (frv_core_signal, frvbf_media_cr_not_aligned): Likewise.
370 (frvbf_media_acc_not_aligned): Likewise.
371 (frvbf_media_register_not_aligned): Likewise.
372 * arch.c: Regenerate.
373 * arch.h: Regenerate.
375 * cpuall.h: Regenerate.
376 * decode.h: Regenerate.
377 * model.c: Regenerate.
379 2004-03-01 Richard Sandiford <rsandifo@redhat.com>
381 * cache.c (frv_cache_init): Change fr400 cache statistics to match
383 (non_cache_access): Add missing breaks.
384 * interrupts.c (set_exception_status_registers): Always set EAR15
385 for data_access_errors.
386 * memory.c (fr400_check_write_address): Remove redundant alignment
388 * model.c: Regenerate.
390 2004-03-01 Richard Sandiford <rsandifo@redhat.com>
392 * frv.c (frvbf_iacc_cut): Rework, taking rounding into account.
394 2004-03-01 Richard Sandiford <rsandifo@redhat.com>
396 * decode.c, decode.h, model.c, sem.c: Regenerate.
398 2003-11-24 Kevin Buettner <kevinb@redhat.com>
400 * frv-sim.h (GR_REGNUM_MAX, FR_REGNUM_MAX, PC_REGNUM, SPR_REGNUM_MIN)
401 (SPR_REGNUM_MAX): Delete.
402 * frv.c (gdb/sim-frv.h): Include.
403 (frvbf_fetch_register, frvbf_store_register): Use register number
404 constants from gdb/sim-frv.h. Check availability of general
405 purpose and float registers.
407 2003-11-03 Dave Brolley <brolley@redhat.com>
409 * cache.c (address_interference): Check for higher priority requests
410 in the same pipeline.
412 2003-10-31 Dave Brolley <brolley@redhat.com>
414 * frv-sim.h (LR_REGNUM): Removed.
415 (SPR_REGNUM_MIN,SPR_REGNUM_MAX): New macros.
416 * frv.c (frvbf_fetch_register): Fetch SPR registers based on
417 SPR_REGNUM_MIN and SPR_REGNUM_MAX. Check whether SPRs are implemented.
418 Return 0 for an unimplemented register. Return the length of the data
419 for an implemented register.
420 (frvbf_store_register): Ditto.
422 2003-10-30 Andrew Cagney <cagney@redhat.com>
424 * traps.c: Replace "struct symbol_cache_entry" with "struct
427 2003-10-10 Dave Brolley <brolley@redhat.com>
429 * cpu.h, sem.c: Regenerate.
431 2003-10-06 Dave Brolley <brolley@redhat.com>
433 * profile-fr550.[ch]: New files.
434 * configure.in: Move frv handling to alphabetically correct placement.
435 * Makefile.in: Add fr550 support.
436 * frv-sim.h,frv.c,interrups.c,memory.c,mloop.in,pipeline.c,
437 profile.[ch],registers.c,traps.c: Add fr550 support.
438 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
441 2003-09-25 Dave Brolley <brolley@redhat.com>
443 * reset.c (frv_initialize): Call frv_register_control_init first.
445 2003-09-24 Dave Brolley <brolley@redhat.com>
447 * profile.h (update_FR_ptime): New prototype.
448 (update_FRdouble_ptime): Ditto.
449 (update_SPR_ptime): Ditto.
450 (increase_ACC_busy): Ditto.
451 (enforce_full_acc_latency): Ditto.
452 (post_wait_for_SPR): Ditto.
453 * profile.c (update_FR_ptime): Moved here from profile-fr500.c.
454 (update_FRdouble_ptime): Ditto.
455 (update_SPR_ptime): New function.
456 (increase_ACC_busy): Ditto.
457 (enforce_full_acc_latency): Ditto.
458 (vliw_wait_for_fdiv_resource): Correct resource name.
459 (vliw_wait_for_fsqrt_resource): Ditto.
460 (post_wait_for_SPR): New function.
461 * profile-fr500.c (frvbf_model_fr500_u_commit): New function.
462 (frvbf_model_fr500_u_gr2fr): Pass out_FRk as output register to
463 adjust_float_register_busy.
464 (frvbf_model_fr500_u_gr_load): Record latency of SPR registers.
465 (frvbf_model_fr500_u_fr_load): Wait for and record latency of SPR
467 (frvbf_model_fr500_u_float_arith): Ditto.
468 (frvbf_model_fr500_u_float_dual_arith): Ditto.
469 (frvbf_model_fr500_u_float_div): Ditto.
470 (frvbf_model_fr500_u_float_sqrt): Ditto.
471 (frvbf_model_fr500_u_float_convert): Ditto.
472 (update_FR_ptime): Moved to profile.c
473 (update_FRdouble_ptime): Moved to profile.c
474 * profile-fr400.c (update_FR_ptime): Removed. Identical to functions
476 (update_FRdouble_ptime): Ditto.
477 * arch.h,cpu.h,sem.c,decode.[ch],model.c,sem.c: Regenerated.
479 2003-09-12 Dave Brolley <brolley@redhat.com>
481 * registers.c (frv_check_spr_read_access): Check for access to
482 ACC4-ACC63 and ACCG4-ACCG63.
483 * profile.h (frv-desc.h): #include it.
484 (spr_busy): New member of FRV_PROFILE_STATE.
485 (spr_latency): Ditto.
486 (GNER_FOR_GR): New macro.
487 (FNER_FOR_FR): New maccro.
488 (update_SPR_latency): New function.
489 (vliw_wait_for_SPR): New function.
490 * profile.c (update_latencies): Update SPR latencies.
491 (update_target_latencies): Ditto.
492 (update_SPR_latency): New function.
493 (vliw_wait_for_SPR): New function.
494 * profile-fr500.c (frvbf_model_fr500_u_idiv): Record GNER latency.
495 (frvbf_model_fr500_u_trap): Removed unused variable, ps.
496 (frvbf_model_fr500_u_check): Ditto.
497 (frvbf_model_fr500_u_clrgr): New unit modeller for fr500.
498 (frvbf_model_fr500_u_clrfr): Ditto.
499 (frvbf_model_fr500_u_spr2gr): Wait for SPR.
500 (frvbf_model_fr500_u_gr2spr): Ditto.
501 * frv-sim.h (H_SPR_ACC4): New macro.
502 (H_SPR_ACCG4): New macro;
503 (H_SPR_ACC0): Removed.
504 (H_SPR_ACCG0): Removed.
505 * arch.h,model.c,sem[ch],decode.[ch]: Regenerated.
507 2003-09-10 Dave Brolley <brolley@redhat.com>
509 * profile.c (slot_names): FM1 was listed twice. Changed first
510 instance to FM0. Added IALL, FMALL and FMLOW.
511 (print_parallel): Don't examine slots with no insns.
513 2003-09-09 Dave Brolley <brolley@redhat.com>
515 * frv.c (do_media_average): Select machine using a switch.
517 2003-09-08 Dave Brolley <brolley@redhat.com>
519 On behalf of Doug Evans <dje@sebabeach.org>
520 * Makefile.in (stamp-arch,stamp-cpu): Pass archfile to cgen.
521 Remove copying of .cpu file to cgen/cpu, no longer needed.
523 2003-09-03 Dave Brolley <brolley@redhat.com>
525 * cpu.h, model.c, sem.c, decode.h, decode.c: Regenerated.
527 2003-08-29 Dave Brolley <brolley@redhat.com>
529 * Makefile.in (stamp-arch): Copy frv.cpu from $(srcdir)../../cpu
530 temporarily when regenerating files.
533 2003-08-20 Micheal Snyder <msnyder@redhat.com>
535 * All generated files: Regenerate.
537 2001-10-11 Dave Brolley <brolley@redhat.com>
539 * cpu.h,decode.c,decode.h,sem.c: Regenerate.
541 2001-10-09 Dave Brolley <brolley@redhat.com>
543 * traps.c (frv_rett): Halt if PSR.S and PSR.ET are both set or both
545 * reset.c (frv_hardware_reset): Invalidate both caches.
546 * registers.c: Update init, reset and read-only masks for all registers
548 * profile.h (cur_gr_complex): New field of FRV_PROFILE_STATE
549 (prev_gr_complex): New field of FRV_PROFILE_STATE
550 (set_use_is_gr_complex): New function.
551 (set_use_not_gr_complex): New function.
552 (use_is_gr_complex): New function.
553 (decrease_GR_busy): New function.
554 * profile.c (reset_gr_flags): New function.
555 (reset_cc_flags): New function.
556 (set_use_is_gr_complex): New function.
557 (set_use_not_gr_complex): New function.
558 (use_is_gr_complex): New function.
559 (update_latencies): Reset gr and cc flags when latency reaches 0.
560 (decrease_GR_busy): New function.
561 * profile-fr400.h (fr500_reset_acc_flags): Removed.
562 (fr500_reset_cc_flags): New function.
563 * profile-fr500.c (frvbf_model_fr400_u_*): Reflect latencies from fr500
565 * profile-fr400.h (fr400_reset_gr_flags): New function.
566 (fr400_reset_fr_flags): New function.
567 (fr400_reset_acc_flags): New function.
568 * profile-fr400.c (set_use_not_media_p4): New function.
569 (set_use_not_media_p6): New function.
570 (set_acc_use_not_media_p2): New function.
571 (set_acc_use_not_media_p4): New function.
572 (fr400_reset_gr_flags): New function.
573 (fr400_reset_fr_flags): New function.
574 (fr400_reset_acc_flags): New function.
575 (frvbf_model_fr400_u_*): Reflect latencies from fr400 LSI version 1.1.
576 (frvbf_model_fr400_u_media_hilo): New function.
577 * pipeline.c (frv_vliw_setup_insn): Don't clear MSR0.MTT.
578 * memory.c (fr400_check_data_read_address): Check address range only
579 for double word loads. Don't check alignment here.
580 (fr400_check_readwrite_address): New function.
581 (fr500_check_readwrite_address): New function.
582 (check_readwrite_address): New function.
583 (fr500_check_insn_read_address): Correct address ranges.
584 (frvbf_read_mem_*): Check address range here.
585 (frv_address_forbidden): Removed.
586 (fr400_check_write_address): New function.
587 (check_write_address): New function.
588 (frvbf_write_mem_*): Don't check address range here.
589 (frvbf_mem_set_*): Check address range here.
590 * interrupts.c (frv_queue_data_access_error_interrupt): Now takes an
591 address as second argument.
592 (frv_queue_data_access_exception_interrupt): New function.
593 (frv_queue_illegal_instruction_interrupt): Generate fp_exception for
594 media insns on fr400.
595 (frv_queue_non_implemented_instruction_interrupt): Generate mp_exception
596 for media insns on fr400.
597 (frv_detect_insn_access_interrupts): Don't check for illegal addresses
598 of insns here. Check for MTRAP insn if PSR.EM is not set.
599 (frv_set_mp_exception_registers): Only set MSR0.MTT if it is not already
601 (set_exception_status_registers): Do not always set EPCR. Set EAR for
602 data_acess_error only if not fr400.
603 * frv.c (do_media_average): New function.
604 (frvbf_media_average): New function.
605 (frvbf_insn_cache_invalidate): Check for illegal invocation.
606 (frvbf_data_cache_invalidate): Ditto.
607 (frvbf_data_cache_flush): Ditto.
608 * frv-sim.h (GET_FSR_QNE): New macro.
609 (frv_msr_mtt): Remove MTT_SEQUENCE_ERROR.
610 (GET_MSR_SRDAV): New macro.
611 (GET_MSR_RDAV): New macro.
612 (GET_MSR_RD): New macro.
613 (frv_queue_data_access_error_interrupt): Now takes an address as second
615 (frv_address_forbidden): Removed.
616 * cache.c (non_cache_access): Correct address ranges. Now takes cache
618 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
620 2001-08-20 Dave Brolley <brolley@redhat.com>
622 * sim-main.h (_sim_cpu): New field 'elf_flags'.
623 * sim-if.c (sim_open): Extract the elf_flags from the input file and
624 save them with each cpu.
625 * mloop.in (main loop): Pass elf flags to frv_vliw_reset. Set
626 last_insn_p before executing the insn.
627 * cache.c (frv_cache_invalidate): Flush scache if this is the cpu's
629 (frv_cache_invalidate_all): Ditto.
631 2001-08-20 Richard Sandiford <rsandifo@redhat.com>
633 * traps.c (syscall_read_mem): Flush the data cache before reading.
634 (syscall_write_mem): Flush the data cache before writing.
635 Invalidate both caches.
637 2001-07-05 Ben Elliston <bje@redhat.com>
639 * Makefile.in (stamp-arch): Use $(CGEN_CPU_DIR).
640 (stamp-cpu): Likewise.
642 2001-05-23 Dave Brolley <brolley@redhat.com>
644 * profile-fr400.c (acc_use_is_media_p2): New function.
645 (frvbf_model_fr400_u_media_2): Account for latency of output
647 (frvbf_model_fr400_u_media_2_quad): Ditto.
648 (frvbf_model_fr400_u_media_2_acc): New function.
649 (frvbf_model_fr400_u_media_2_acc_dual): New function.
650 (frvbf_model_fr400_u_media_2_add_sub): New function.
651 (frvbf_model_fr400_u_media_2_add_sub_dual): New function.
652 (frvbf_model_fr400_u_media_3_dual): New function.
653 (frvbf_model_fr400_u_media_4_acc_dual): New function.
654 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
656 2001-05-15 Dave Brolley <brolley@redhat.com>
658 * registers.c (fr400_spr): Enable write access to HSR0.CBM.
659 * profile.h (FRV_PROFILE_STATE): New field 'all_cache_entries'.
660 * profile.c (CACHE_QUEUE_ELEMENT): New 'all' field.
661 (request_cache_flush): Save 'all' argument.
662 (request_cache_invalidate): Save all_cache_entries from profile state
663 to 'all' field of the request.
664 (submit_cache_request): Pass the 'all' field of the request to
665 frv_cache_request_invalidate.
666 * frv.c (frv_insn_cache_invalidate): Add new 'all' parameter. Perform
667 operation even if HSR0.ICE is not set.
668 (frv_data_cache_invalidate): Add new 'all' parameter. Perform
669 operation even if HSR0.DCE is not set.
670 (frv_data_cache_flush): Ditto.
671 * frv-sim.h (frv_insn_cache_invalidate): Add new 'all' parameter.
672 (frv_data_cache_invalidate): Add new 'all' parameter.
673 (frv_data_cache_flush): Add new 'all' parameter.
674 * cache.h (FRV_CACHE_INVALIDATE_REQUEST): Add new 'all' field.
675 (frv_cache_request_invalidate): Add new 'all' parameter.
676 * cache.c (frv_cache_request_invalidate): Add new 'all' parameter. Save
677 its value in the invalidate request.
678 (address_interference): Accept the value '-1' for the address argument
679 to mean 'any address'.
680 (handle_req_invalidate): Handle request to invalidate all cache lines.
681 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
683 2001-05-14 Dave Brolley <brolley@redhat.com>
685 * profile.h (past_first_p): New field of profiling state.
686 (branch_penalty): Ditto.
687 (branch_hint): Ditto.
688 (update_branch_penalty): New function.
689 * profile.c (frvbf_model_insn_after): Reset past_first_p and
690 branch_address fields of the profiling state.
691 (frvbf_model_branch): New function.
692 (update_branch_penalty): New function.
693 * profile-fr500.c (frvbf_model_fr500_u_branch): Remove ICCi_3 and
695 (frvbf_model_fr500_u_trap): New function.
696 (frvbf_model_fr500_u_check): New function.
697 (frvbf_model_fr500_u_media_dual_htob): post-processing latency is 3
699 * profile-fr400.c (frvbf_model_fr400_u_branch): Set branch penalties
700 as documented in the fr400 LSI. Remove ICCi_3 and FCCi_3 inputs.
701 (frvbf_model_fr400_u_media_dual_expand): Check resource usage as
702 documented in teh fr400 LSI.
703 (frvbf_model_fr400_u_media_dual_htob): Ditto.
704 (frvbf_model_fr400_u_media_dual_unpack): Removed.
705 (frvbf_model_fr500_u_trap): New function.
706 (frvbf_model_fr500_u_check): New function.
707 * mloop.in (simulate_dual_insn_prefetch): New function.
708 (@cpu@_simulate_insn_prefetch): Call simulate_dual_insn_prefetch with
709 arguments for each machine type.
710 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
712 2001-05-09 Dave Brolley <brolley@redhat.com>
714 * Makefile.in (profile.o): Add profile-fr400.h as a dependency.
715 (profile-fr400.o): New target.
716 * profile.c: New file.
717 * profile.h: New file.
718 * profile-fr400.c: New file.
719 * profile-fr400.h: New file.
720 * profile-fr500.c: New file.
721 * profile-fr500.h: New file.
722 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
724 2001-05-02 Dave Brolley <brolley@redhat.com>
726 * sim-main.h (profile.h): #include it.
727 (CPU_PROFILE_STATE): New macro.
728 (profile_state): New frv specific cpu field.
729 * reset.c (frv_initialize): insn_fetch_address and branch_address now
730 part of global profiling state.
731 * Makefile.in (SIM_OBJS): Add profile.o and profile-fr500.o.
732 (SIM_EXTRA_DEPS): Add profile.h.
733 (registers.o): Correct name of source file.
734 (profile.o): New target.
735 (profile-fr500.o): New target.
736 * frv-sim.h: Move profile related data structures to profile.h.
737 * frv.c: Move fr500 specific functions to profile-fr500.c.
738 * cpu.h: Regenerated.
740 2001-04-27 Dave Brolley <brolley@redhat.com>
742 * sim-main.h (CPU_PIPELINE): Renamed to CPU_VLIW.
743 * interrupts.c: Rename FRV_PIPELINE to FRV_VLIW.
744 Rename pipeline to vliw. Rename CPU_PIPELINE to CPU_VLIW.
745 Rename PIPE_* to UNIT_*.
746 (frv_queue_illegal_instruction_interrupt): Use
747 frv_is_float_insn and frv_is_media_insn.
748 (frv_queue_non_implemented_instruction_interrupt): Ditto.
749 (frv_detect_insn_access_interrupts): Ditto.
750 * frv.c: Rename FRV_PIPELINE to FRV_VLIW. Rename pipeline to vliw.
751 Rename CPU_PIPELINE to CPU_VLIW. Rename PIPE_* to UNIT_*.
755 * frv-sim.h (frv_pipeline_setup_insn): Renamed to frv_vliw_setup_insn.
756 * cache.c: Rename PIPE_* to UNIT_*.
758 2001-04-24 Dave Brolley <brolley@redhat.com>
760 * frv.c (frvbf_load_quad_GR): Delete have_data and hsr0.
761 (frvbf_load_quad_FRint): Ditto.
762 (frvbf_load_quad_CPR): Ditto.
763 * cache.c (frv_cache_init): Initialize cache for fr400 vs other
765 (bfd.h): #include it.
766 (non_cache_access): Update for revised fr500 and for fr400.
767 * registers.c (frv_spr): Don't reset PSR.PS.
769 (frv_reset_spr): Set PSR.PS to the former value of PSR.S.
771 2001-04-23 Dave Brolley <brolley@redhat.com>
773 * traps.c (frv_core_signal): On fr400, generate data_access_error.
774 (frvbf_media_cr_not_aligned): On fr400, generate illegal_instruction.
775 (frvbf_media_acc_not_aligned): Ditto.
776 (frvbf_media_register_not_aligned): Ditto.
777 (frvbf_division_exception): Use GET_ISR_EDE.
778 * registers.c (frv_check_spr_read_access): New function.
779 (frv_check_spr_write_access): New function.
780 (frv_check_spr_access): Deleted.
781 (frv_check_register_access): On fr400, generate illegal_instruction.
782 * memory.c (fr400_check_data_read_address): New function.
783 (fr500_check_data_read_address): Ditto.
784 (check_data_read_address): Ditto.
785 (fr400_check_insn_read_address): Ditto.
786 (fr500_check_insn_read_address): Ditto.
787 (check_insn_read_address): Ditto.
788 (frvbf_read_mem_QI): Call check_data_read_access.
789 (frvbf_read_mem_UQI): Ditto.
790 (frvbf_read_mem_HI): Ditto.
791 (frvbf_read_mem_UHI): Ditto.
792 (frvbf_read_mem_SI): Ditto.
793 (frvbf_read_mem_DI): Ditto.
794 (frvbf_read_mem_DF): Ditto.
795 (frvbf_read_imem_USI): Call check_insn_read_access.
796 (frv_address_forbidden): Now takes cpu as first argument. Check based
798 (fr400_mem_address_unaligned): New function.
799 (fr500_mem_address_unaligned): Ditto.
800 (check_write_address): Ditto.
801 (frvbf_mem_set_QI): Call check_write_address.
802 (frvbf_mem_set_HI): Ditto.
803 (frvbf_mem_set_SI): Ditto.
804 (frvbf_mem_set_DI): Ditto.
805 (frvbf_mem_set_DF): Ditto.
806 (frvbf_mem_set_XI): Ditto.
807 * interrupts.c (bfd.h): #include it.
808 (frv_queue_data_access_error_interrupt): New function.
809 (frv_queue_instruction_access_error_interrupt): New function.
810 (frv_queue_instruction_access_exception_interrupt): New function.
811 (frv_queue_illegal_instruction_interrupt): No fp_exception on fr400.
812 (frv_queue_non_implemented_instruction_interrupt): Ditto.
813 (frv_detect_insn_access_interrupts): Reorder tests to match priority
815 (set_isr_exception_fields): Accumulate dtt bits.
816 * frv.c (check_register_alignment): New function.
817 (check_fr_register_alignment): New function.
818 (check_memory_alignment): New function.
819 (frvbf_h_gr_double_get_handler): Call check_register_alignment.
820 (frvbf_h_gr_double_set_handler): Ditto.
821 (frvbf_h_cpr_double_get_handler): Ditto.
822 (frvbf_h_cpr_double_set_handler): Ditto.
823 (frvbf_h_gr_quad_set_handler): Ditto.
824 (frvbf_h_cpr_quad_set_handler): Ditto.
825 (frvbf_h_fr_double_get_handler): Call check_fr_register_alignment.
826 (frvbf_h_fr_double_set_handler): Ditto.
827 (frvbf_h_fr_quad_set_handler): Ditto.
828 (frvbf_h_spr_get_handler): Call frv_check_spr_read_access.
829 (frvbf_h_spr_set_handler): Call frv_check_spr_write_access.
830 (frvbf_load_quad_GR): Call check_memory_aligment.
831 (frvbf_load_quad_FRint): Ditto.
832 (frvbf_load_quad_CPR): Ditto.
833 (frvbf_store_quad_GR): Call check_memory_aligment and
834 check_register_alignment.
835 (frvbf_store_quad_FRint): Ditto.
836 (frvbf_store_quad_CPR): Ditto.
837 (frvbf_signed_integer_divide: Use GET_ISR_EDEM.
838 * frv-sim.h (H_SPR_ACC0): New macro.
839 (H_SPR_ACC63): New macro.
840 (H_SPR_ACCG0): New macro.
841 (H_SPR_ACCG63): New macro.
842 (frv_dtt): New enumerator.
843 (GET_ISR_EDE): Renamed from GET_ISR_EDEM.
844 (GET_ISR_DTT): New macro.
845 (frv_queue_data_access_error_interrupt): New function.
846 (frv_queue_instruction_access_error_interrupt): New function.
847 (frv_queue_instruction_access_exception_interrupt): New function.
848 (frv_address_forbidden): Now takes cpu as first argument.
851 2001-04-10 Dave Brolley <brolley@redhat.com>
853 * registers.c (fr500_spr): Add new fields to fr500 PSR register.
854 (fr500_spr): Add STBAR and MMCR unimplemented registers for fr500.
855 (fr400_spr): Implement SPR registers for fr400.
856 (frv_register_control_init): Handle bfd_mach_fr400 properly.
857 * frv.c (spr_bpsr_get_handler): Mask field before shifting.
858 (spr_psr_get_handler): Ditto.
859 (spr_ccr_get_handler): Ditto.
860 (spr_cccr_get_handler): Ditto.
861 (frvbf_clear_accumulators): Only 4 accumulators on fr400.
862 * frv-sim.h: Update comment about MCCR_* macros.
863 * cpu.c,cpu.h: Regenerate.
865 2001-04-05 Dave Brolley <brolley@redhat.com>
867 * cpu.h,decode.c,model.c,sem.c: Regenerate.
869 2001-04-05 Dave Brolley <brolley@redhat.com>
871 * reset.c: Update copyright.
872 * registers.c (frv_register_control_init): Handle bfd_mach_fr400.
873 * frv.c (frvbf_model_fr400_u_exec): New function.
874 * Makefile.in (stamp-cpu): Add fr400 to list of machines.
875 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
878 2000-11-22 Dave Brolley <brolley@redhat.com>
880 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
883 2000-11-10 Dave Brolley <brolley@redhat.com>
885 * decode.c: Regenerate.
887 2000-09-12 Dave Brolley <brolley@redhat.com>
889 * traps.c (frv_sim_engine_halt_hook): New function.
890 (frv_itrap): Caches now invalidated in sim_engine_halt via
891 SIM_ENGINE_HALT_HOOK.
893 * sim-main.h (frv_sim_engine_halt_hook): New function.
894 (SIM_ENGINE_HALT_HOOK): New macro.
895 (SIM_ENGINE_RESTART_HOOK): New macro.
896 * interrupts.c: Call to frv_term now done within sim_engine_halt via
897 SIM_ENGINE_HALT_HOOK.
899 2000-09-08 Dave Brolley <brolley@redhat.com>
901 * traps.c (frv_itrap): Invalidate and flush the data and insn caches
902 respectively when stopping for a breakpoint.
904 * cache.h (frv_cache_invalidate_all): New function.
905 * cache.c (frv_cache_invalidate_all): New function.
907 2000-09-05 Dave Brolley <brolley@redhat.com>
909 * traps.c (frv_break): If SIM_HAVE_BREAKPOINTS, call
910 sim_handle_breakpoint. Otherwise if environment != operating call
911 sim_engine_halt. Otherwise handle normally.
912 * interrupts.c (frv_queue_break_interrupt): Don't handle debugger
913 breakpoints here. Moved to frv_break in traps.c.
917 2000-09-01 Dave Brolley <brolley@redhat.com>
919 * interrupts.c (frv_queue_break_interrupt): Call sim_handle_breakpoint
920 before queuing an interrupt in order to allow 'break' to be used as
923 2000-08-29 Dave Brolley <brolley@redhat.com>
925 * traps.c (frv_itrap): Invalidate the insn cache at a breakpoint.
927 2000-07-27 Dave Brolley <brolley@redhat.com>
929 * cpu.h,decode.c: Rebuild.
931 2000-07-26 Dave Brolley <brolley@redhat.com>
933 * frv.c (spr_cccr_get_handler): Change CRx to CCx.
934 (spr_cccr_set_handler): Change CRx to CCx.
935 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
937 2000-07-24 Dave Brolley <brolley@redhat.com>
940 * frv.c (frvbf_unsigned_integer_divide): Queue a write for the result.
941 Don't write it directly.
943 Thu Jul 6 13:51:12 2000 Dave Brolley <brolley@topaz>
945 * configure: Regenerated to track ../common/aclocal.m4 changes.
947 2000-07-05 Ben Elliston <bje@redhat.com>
949 * configure: Regenerated to track ../common/aclocal.m4 changes.
951 2000-06-28 Dave Brolley <brolley@redhat.com>
953 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
955 2000-06-21 Dave Brolley <brolley@redhat.com>
957 * pipeline.c: All code except frv_pipeline_setup_insn moved to
959 * mloop.in (main loop): frv_pipeline_add_insn broken up into
960 frv_pipeline_add_insn and frv_pipeline_setup_insn.
961 * frv-sim.h: Move pipeline status code to frv.opc.
962 * model.c: Regenerate.
964 2000-06-12 Dave Brolley <brolley@redhat.com>
966 * options.c (frv_option_handler): --profile-parallel implies
968 * mloop.in (fetch_buffer): Removed.
969 (@cpu@_simulate_insn_prefetch): Monitoring of fetch buffer moved to
970 run_caches. Use cache directly if not counting cycles. Don't use
971 cache at all if not counting cycles and cache not enabled.
972 * frv.c (frv_insn_fetch_buffer): New global variable.
973 (run_caches): Monitor the status of insn prefetch requests.
974 * frv-sim.h (FRV_INSN_FETCH_BUFFER): New struct type.
975 (frv_insn_fetch_buffer): New global variable.
977 2000-06-12 Dave Brolley <brolley@redhat.com>
979 * mloop.in (fetch_buffer): New static struct.
980 (@cpu@_simulate_insn_prefetch): Rewritten.
981 * cache.c (frv_cache_request_invalidate): Don't invalidate return
983 (address_interference): Defer to any WAR request in either pipeline.
985 2000-06-09 Dave Brolley <brolley@redhat.com>
987 * pipeline.c (insns_in_slot): New Array.
988 (frv_pipeline_add_insn): Call COUNT_INSNS_IN_SLOT.
989 * options.c (frv_options): Remove 'NONBLOCK' argument from data-cache
991 (parse_cache_option): New function.
992 (frv_option_handler): Call parse_cache_option.
993 * frv.c (vliw_branch_taken): New variable.
994 (vliw_load_stall): New variable.
995 (handle_resource_wait): Update vliw_load_stall.
996 (frvbf_model_insn_before): Initialize vliw_branch_taken and
998 (frvbf_model_insn_after): Increment PROFILE_MODEL_LOAD_STALL_CYCLES.
999 (load_wait_for_FR): Update vliw_load_stall.
1000 (load_wait_for_GR): Update vliw_load_stall.
1001 (load_wait_for_FRdouble): Update vliw_load_stall.
1002 (load_wait_for_GRdouble): Update vliw_load_stall.
1003 (frvbf_model_fr500_u_branch): Count branches taken and not taken.
1004 (slot_names): New static array.
1005 (print_parallel): Now takes second argument 'verbose'. Print cycles per
1006 VLIW insn and instructions per cycle. Also tabulate the number of insns
1007 in each type of VLIW slot.
1008 (frv_profile_info): Call print_parallel with new second argument.
1009 * frv-sim.h (insn_in_slot): New array.
1010 (COUNT_INSNS_IN_SLOT): New macro.
1011 (INSNS_IN_SLOT): New macro.
1012 * cache.c: Remove references to non_blocking_count. Remove references to
1013 last_was_hit. Remove references to req_none.
1014 (handle_req_store): Adjust statistics before requeuing the store
1016 (handle_req_WAR): Don't let the WAR request affect the cache statistics.
1017 * cache.h: Remove references to non_blocking_count. Remove references to
1018 last_was_hit. Remove references to req_none.
1019 * model.c: Regenerate.
1021 2000-06-08 Dave Brolley <brolley@redhat.com>
1023 * frv.c (request_complete): Copy load data from the correct return
1026 2000-06-07 Dave Brolley <brolley@redhat.com>
1028 * traps.c (frv_core_signal): Call frv_term before exiting.
1029 (frv_itrap): Call frv_term before exiting.
1030 (next_available_nesr): Make sure NECR is implemented before reading it.
1031 (next_valid_nesr): Ditto.
1032 (frvbf_check_non_excepting_load): Ditto.
1033 (frvbf_clear_ne_flags): Ditto.
1034 (frvbf_commit): Ditto.
1035 (frvbf_check_recovering_store): Delay cache operation if 'model_insn'.
1036 * sim-main.h (_sim_cpu): Add load_address, load_length, load_flag and
1038 (CPU_LOAD_ADDRESS): New macro.
1039 (CPU_LOAD_LENGTH): New macro.
1040 (CPU_LOAD_SIGNED): New macro.
1041 (CPU_LOAD_LOCK): New macro.
1042 * reset.c (frv_term): New function.
1043 (frv_power_on_reset): Use SETMEMSI if the cache is not enabled.
1044 (frv_hardware_reset): Use SETMEMSI if the cache is not enabled.
1045 (frv_software_reset): Use SETMEMSI if the cache is not enabled.
1046 * mloop.in (execute): Call FRV_COUNT_CYCLES to decide whether to model
1047 the insn. Model the insn in two passes. One before and one after
1049 (cache_reqno): new static variable.
1050 (@cpu@_simulate_insn_prefetch): Model fetch latency by waiting for the
1051 cache rather than assuming a fixed latency.
1052 (xinit): Turn on PROFILE_MODEL_P before each vliw insn if the timer is
1053 enabled so that modeling data is collected by cgen during execution.
1054 (full-exec): Restore PROFILE_MODEL_P after each vliw insn.
1055 * memory.c (data_non_cache_access): Removed.
1056 (insn_non_cache_access): Removed.
1057 (frvbf_read_mem_QI): Delay read operation if 'model_insn'.
1058 (frvbf_read_mem_UQI): Delay read operation if 'model_insn'.
1059 (frvbf_read_mem_HI): Delay read operation if 'model_insn'.
1060 (frvbf_read_mem_UHI): Delay read operation if 'model_insn'.
1061 (frvbf_read_mem_SI): Delay read operation if 'model_insn'.
1062 (frvbf_read_mem_DI): Delay read operation if 'model_insn'.
1063 (frvbf_read_mem_DF): Delay read operation if 'model_insn'.
1064 (frvbf_read_imem_USI): Read the cache or ememory passively.
1065 (frvbf_write_mem_QI): Don't check for non-cache access here.
1066 (frvbf_write_mem_UQI): Call frvbf_write_mem_QI.
1067 (frvbf_write_mem_HI): Don't check for non-cache access here.
1068 (frvbf_write_mem_UHI): Call frvbf_write_mem_QI.
1069 (frvbf_write_mem_SI): Don't check for non-cache access here.
1070 (frvbf_write_mem_DI): Don't check for non-cache access here.
1071 (frvbf_write_mem_DF): Don't check for non-cache access here.
1072 (frvbf_mem_set_QI): Use cycle-accurate cache write if 'model_insn'.
1073 (frvbf_mem_set_HI): Use cycle-accurate cache write if 'model_insn'.
1074 (frvbf_mem_set_SI): Use cycle-accurate cache write if 'model_insn'.
1075 (frvbf_mem_set_DI): Use cycle-accurate cache write if 'model_insn'.
1076 (frvbf_mem_set_DF): Use cycle-accurate cache write if 'model_insn'.
1077 (frvbf_mem_set_XI): Use cycle-accurate cache write if 'model_insn'.
1078 * interrupts.c (check_reset): Read the cache and memory passively.
1079 (frv_program_or_software_interrupt): Call frv_term before calling
1081 * frv.c (all modeling functions): Break into two passes. One before
1082 execuetion and one after. call load_wait_for_* for all GR and FR
1084 (frvbf_load_quad_GR): Delay performing the load if 'model_insn'.
1085 (frvbf_load_quad_FRint): Delay performing the load if 'model_insn'.
1086 (frvbf_load_quad_CPR): Delay performing the load if 'model_insn'.
1087 (frvbf_insn_cache_preload): Delay cache operation if 'model_insn'.
1088 (frvbf_data_cache_preload): Delay cache operation if 'model_insn'.
1089 (frvbf_insn_cache_unlock): Delay cache operation if 'model_insn'.
1090 (frvbf_data_cache_unlock): Delay cache operation if 'model_insn'.
1091 (frvbf_insn_cache_invalidate): Delay cache operation if 'model_insn'.
1092 (frvbf_data_cache_invalidate): Delay cache operation if 'model_insn'.
1093 (frvbf_data_cache_flush): Delay cache operation if 'model_insn'.
1094 (model_insn): New global variable.
1095 (fr_ptime): New array.
1096 (cache_request): New enumeration.
1097 (CACHE_QUEUE_ELEMENT): New struct type.
1098 (CACHE_QUEUE_SIZE): New macro.
1099 (cache_queue): New static struct.
1100 (request_cache_load): New function.
1101 (request_cache_flush): New function.
1102 (request_cache_invalidate): New function.
1103 (request_cache_preload): New function.
1104 (request_cache_unlock): New function.
1105 (submit_cache_request): New function.
1106 (activate_cache_requests): New function.
1107 (load_pending_for_register): New function.
1108 (flush_pending_for_address): New function.
1109 (remove_cache_queue_element): New function.
1110 (copy_load_data): New function.
1111 (request_complete): New function.
1112 (run_caches): New function.
1113 (frv_model_trace_wait_cycles): New function.
1114 (wait_for_flush): New function.
1115 (frvbf_model_insn_before): Insn prefect wait now modeled in
1116 frvbf_simulate_insn_prefetch. Incremement vliw_insns here. Call
1118 (frvbf_model_insn_after): Call activate_cache_requests. Don't increment
1119 vliw_insns here anymore.
1120 (update_FR_latency_for_load): New function.
1121 (update_FRdouble_latency_for_load): New function.
1122 (update_FR_ptime): New function.
1123 (update_FRdouble_ptime): New function.
1124 (update_GR_latency_for_swap): New function.
1125 (load_wait_for_GR): New function.
1126 (load_wait_for_FR): New function.
1127 (load_wait_for_GRdouble): New function.
1128 (load_wait_for_FRdouble): New function.
1129 (frvbf_model_fr500_u_ici): New function.
1130 (frvbf_model_fr500_u_dci): New function.
1131 (frvbf_model_fr500_u_dcf): New function.
1132 (frvbf_model_fr500_u_icpl): New function.
1133 (frvbf_model_fr500_u_dcpl): New function.
1134 (frvbf_model_fr500_u_icul): New function.
1135 (frvbf_model_fr500_u_dcul): New function.
1136 * frv-sim.h (frv_term): New function.
1137 (insn_non_cache_access): Removed.
1138 (FRV_COUNT_CYCLES): New macro.
1139 (frv_save_peofile_model_p): New global variable.
1140 (model_insn): New enumerated global variable.
1141 (frv_model_advance_cycles): New function.
1142 (frv_model_trace_wait_cycles): New function.
1143 * cache.h (FRV_CACHE_REQUEST_KIND): New enumeration.
1144 (FRV_CACHE_WAR_REQUEST): New struct type.
1145 (FRV_CACHE_STORE_REQUEST): New struct type.
1146 (FRV_CACHE_INVALIDATE_REQUEST): New struct type.
1147 (FRV_CACHE_PRELOAD_REQUEST): New struct type.
1148 (FRV_CACHE_REQUEST): New struct type.
1149 (FRV_CACHE_RETURN_BUFFER): New struct type.
1150 (FRV_CACHE_FLUSH_STATUS): New struct type.
1151 (FRV_CACHE_STATUS): New struct type.
1152 (FRV_CACHE_STAGE): New struct type.
1153 (FRV_CACHE_STAGES): New enumeration.
1154 (FRV_CACHE_WAR): New struct type.
1155 (FRV_CACHE_PIPELINE): New struct type.
1156 (FRV_CACHE_ARS): New struct type.
1157 (FRV_CACHE_STATISTICS): New struct type.
1158 (FRV_CACHE): Add pipeline, statistics, BARS and NARS.
1159 (CACHE_RETURN_DATA): 'return_buffer' is now within 'status'.
1160 (CACHE_RETURN_DATA_ADDRESS): New macro.
1161 (frv_cache_read): Now takes pipe index as second argument.
1162 (frv_cache_enabled): New function.
1163 (frv_cache_request_load): New function.
1164 (frv_cache_request_store): New function.
1165 (frv_cache_request_invalidate): New function.
1166 (frv_cache_request_preload): New function.
1167 (frv_cache_request_unlock): New function.
1168 (frv_cache_run): New function.
1169 (frv_cache_read_passive_SI): New function.
1170 (frv_cache_data_in_buffer): New function.
1171 (frv_cache_data_flushed): New function.
1172 * cache.c (frv_cache_init): Initialize pipelines and xARS registers.
1173 (frv_cache_enabled): New function.
1174 (non_cache_access): New function.
1175 (write_data_to_memory): Count write accesses for each mode. Write to
1176 memory using sim_core_write_unaligned_1;
1177 (read_data_from_memory): New function.
1178 (fill_line_from_memory): Use read_data_from_memory.
1179 (copy_line_to_return_buffer): New function.
1180 (copy_memory_to_return_buffer): New function.
1181 (set_return_buffer_reqno): New function.
1182 (frv_cache_read): Now takes pipe index as second argument. Check for
1184 (frv_cache_preload): Check for non-cache access.
1185 (frv_cache_unlock): Check for non-cache access.
1186 (invalidate_return_buffer): New function.
1187 (frv_cache_invalidate): Check for non-cache access.
1188 (convert_slot_to_index): New function.
1189 (FREE_CHAIN_SIZE): New macro.
1190 (frv_cache_request_free_chain): New static variable.
1191 (frv_store_request_free_chain): New static variable.
1192 (allocate_new_cache_requests): New function.
1193 (new_cache_request): New function.
1194 (free_cache_request): New function.
1195 (new_store_request): New function.
1196 (pipeline_remove_request): New function.
1197 (pipeline_add_request): New function.
1198 (pipeline_requeue_request): New function.
1199 (next_priority): New function.
1200 (add_WAR_request): New function.
1201 (pipeline_next_request): New function.
1202 (pipeline_stage_request): New function.
1203 (advance_pipelines): New function.
1204 (frv_cache_request_load): New function.
1205 (frv_cache_request_store): New function.
1206 (frv_cache_request_invalidate): New function.
1207 (frv_cache_request_preload): New function.
1208 (frv_cache_request_unlock): New function.
1209 (address_interference): New function.
1210 (wait_for_WAR): New function.
1211 (wait_in_WAR): New function.
1212 (handle_req_load): New function.
1213 (handle_req_preload): New function.
1214 (handle_req_store): New function.
1215 (handle_req_invalidate): New function.
1216 (handle_req_unlock): New function.
1217 (handle_req_WAR): New function.
1218 (arbitrate_requests): New function.
1219 (move_ARS_to_WAR): New function.
1220 (decrease_latencies): New function.
1221 (frv_cache_run): New function.
1222 (frv_cache_read_passive_SI): New function.
1223 (frv_cache_data_in_buffer): New function.
1224 (frv_cache_data_flushed): New function.
1225 * arch.h,decode.c,decode.h,model.c,sem.c: Rebuild.
1227 Wed May 24 14:40:34 2000 Andrew Cagney <cagney@b1.cygnus.com>
1229 * configure: Regenerated to track ../common/aclocal.m4 changes.
1231 2000-05-19 Dave Brolley <brolley@redhat.com>
1233 * traps.c (frv_rett): Check for exceptions in the order specified in the
1234 architecture spec. Allow privileged_instruction interrrupt to be handled
1236 * registers.c (frv_register_control_init): Handle bfd_mach_frvtomcat.
1237 * frv.c (frvbf_signed_integer_divide): Use updated dtt to decide whether
1238 to clear the NE flag.
1239 (frvbf_model_tomcat_u_exec): New function.
1240 * frv-sim.h (frvbf_division_exception): Now returns updated dtt.
1241 * Makefile.in (stamp-cpu): Add 'tomcat' to 'mach' value.
1242 * arch.c,arch.h,cpu.h,cpuall.h,model.h,decode.c,sem.c: Regenerate.
1244 2000-05-18 Dave Brolley <brolley@redhat.com>
1246 * sim-if.c (elf-bfd.h): #include it.
1247 (sim_open): Set machine amd architecture based on elf flags.
1249 2000-04-04 Dave Brolley <brolley@redhat.com>
1251 * frv-sim.h (frv_h_psr_esr_set_handler): Removed.
1252 Delete '#if 0' blocks.
1253 * frv.c: Delete '#if 0' blocks.
1254 (spr_psr_set_handler): Remove special handling for circular referencing of handlers for
1256 (frv_h_psr_esr_set_handler): Removed.
1257 * interrupts.c: Delete '#if 0' blocks.
1258 * memory.c: Delete '#if 0' blocks.
1259 * cpu.c,cpu.h: Regenerate.
1261 2000-04-03 Dave Brolley <brolley@redhat.com>
1263 * traps.c (frvbf_check_recovering_store): Invalidate data cache line
1264 containing the target address.
1265 (clear_nesr_neear): No longer takes hi_available and lo_available.
1266 Remove bogus check for available GR registers.
1267 (frvbf_clear_ne_flags): Update call to clear_nesr_neear.
1268 (frvbf_commit): Update call to clear_nesr_neear.
1269 * interrupts.c (next_available_esr): Removed.
1270 (next_available_edr): Removed.
1271 (next_available_fq): Removed.
1272 * frv.c (frvbf_fetch_register): Remove "FIXME" comment.
1273 (frvbf_store_register): Remove "FIXME" comment.
1274 * frv-sim.h (UART_INCHAR_ADDR): Removed.
1275 (UART_OUTCHAR_ADDR): Removed.
1276 (UART_STATUS_ADDR): Removed.
1277 (UART_INPUT_READY): Removed.
1278 (UART_OUTPUT_READY): Removed.
1279 (FRV_DEVICE_ADDR): Removed.
1280 (FRV_DEVICE_LEN): Removed.
1281 (SET_NESR): Call frvbf_force_update.
1282 (SET_NEEAR): Call frvbf_force_update.
1283 (SET_NE_FLAGS): Call frvbf_force_update.
1285 2000-03-30 Dave Brolley <brolley@redhat.com>
1287 * configure: Regenerated.
1289 2000-03-30 Dave Brolley <brolley@redhat.com>
1291 * registers.c (fr500_spr): Define ESR14-15 and EPCSR14-15 for fr500.
1292 * memory.c (frvbf_write_mem_*): Save slot containing the insn
1293 performing the write.
1294 (frvbf_mem_set_*): Overwrite the slot information of the interrupt
1295 queue element with the information in the interrupt state.
1296 * interrupts.c (frv_queue_interrupt): Call frv_set_interrupt_queue_slot.
1297 (frv_queue_fp_exception_interrupt): Initialize 'new_element'.
1298 (frv_set_interrupt_queue_slot): New function.
1299 (esr_for_data_access_exception): New function.
1300 (set_edr_register): edr_index is now passed in.
1301 (fq_for_exception): New function.
1302 (set_fp_exception_registers): Call fq_for_exception. Interrupt queue
1303 element now passed in.
1304 (set_exception_status_registers): Obtain slot from interrupt queue
1305 element. Call esr_for_data_access_exception. Use ESR14
1306 for data_store_error. Use ESR15 for data_access_error. Use EDR0.
1307 (frv_save_data_written_for_interrupts): Save slot containing the insn
1308 performing the write.
1309 * frv-sim.h (struct frv_fp_exception_info): Use frv_fsr_traps and
1311 (struct frv_interrupt_state): Add 'slot' field.
1312 (frv_set_interrupt_queue_slot): New function.
1313 (frv_set_write_queue_slot): New function.
1315 2000-03-24 Dave Brolley <brolley@redhat.com>
1317 * mloop.in (_parallel_write_init): Initialize
1318 frv_interrupt_state.imprecise_interrupt.
1319 (_parallel_write_queued): After an imprecise interrupt, only perform
1320 forced writes and floating point writes (for certain exceptions).
1321 * interrupts.c (handle_interrupt): Set
1322 frv_interrupt_state.imprecise_interrupt for writeback after an imprecise
1324 (frv_process_interrupts): No need to clear f_ne_flags.
1325 * frv.c (frvbf_signed_integer_divide): Queue writes to GR registers and
1326 force them to happen even if there is an overflow exception.
1327 (frvbf_force_update): New function.
1328 * frv-sim.h (frvbf_force_update): New function.
1329 (struct frv_interrupt_state): Add imprecise_interrupt.
1330 (FRV_WRITE_QUEUE_FORCE_WRITE): New macro.
1331 * sem.c: Regenerate.
1333 2000-03-23 Dave Brolley <brolley@redhat.com>
1335 * traps.c (frv_rett): Queue FRV_ILLEGAL_INSTRUCTION directly.
1336 * registers.c (frv_spr): MCIRL -> MCILR.
1337 * interrupts.c (frv_queue_non_implemented_instruction_interrupt):
1339 (frv_detect_insn_access_interrupts):
1340 Call frv_queue_non_implemented_instruction_interrupt.
1341 (frv_process_interrupts): Clear accumulated NE flags.
1342 * frv.c (frvbf_media_cop): New function.
1343 (frvbf_set_ne_index): Now takes (SIM_CPU *) as first argument. Clear
1344 the NE flag of the given target register.
1345 (frvbf_model_fr500_u_float_arith): Account for FRdouble registers.
1346 (frvbf_model_fr500_u_float_dual_arith): Account for FRdouble registers.
1347 (frvbf_model_fr500_u_float_dual_sqrt): New function.
1348 (frvbf_model_fr500_u_float_convert): Account for FRdouble registers.
1349 (frvbf_model_fr500_u_float_dual_convert): New function.
1350 * frv-sim.h (frvbf_media_cop): New function.
1351 (GET_FQ): Use H_SPR_FQST0.
1352 (SET_FQ): Use H_SPR_FQST0.
1353 (SET_FQ_OPC): Use J_SPR_FQOP0.
1354 (GET_MSR_EMCI): New macro.
1355 (frv_queue_non_implemented_instruction_interrupt): New function.
1356 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1358 2000-03-08 Dave Brolley <brolley@redhat.com>
1360 * traps.c (frv_rett): Align new_pc.
1361 * memory.c (frvbf_read_mem_HI): Align address.
1362 (frvbf_read_mem_UHI): Align address.
1363 (frvbf_read_mem_SI): Align address.
1364 (frvbf_read_mem_DI): Align address.
1365 (frvbf_read_mem_DF): Align address.
1366 (frvbf_read_imem_USI): Align address.
1367 (frvbf_mem_set_HI): Align address.
1368 (frvbf_mem_set_SI): Align address.
1369 (frvbf_mem_set_DI): Align address.
1370 (frvbf_mem_set_DF): Align address.
1371 (frvbf_mem_set_XI): Align address.
1372 * registers.c (frv_spr): Initialize FSR0.NS to 1.
1373 (fr500_spr): Initialize FSR0.NS to 1.
1374 * interrupts.c (frv_queue_mem_address_not_aligned_interrupt): Check
1375 whether the exception is masked.
1376 * frv.c (frvbf_load_quad_GR): Align address.
1377 (frvbf_store_quad_GR): Align address.
1378 (frvbf_load_quad_FRint): Align address.
1379 (frvbf_store_quad_FRint): Align address.
1380 (frvbf_load_quad_CPR): Align address.
1381 (frvbf_store_quad_CPR): Align address.
1382 * frv-sim.h (GET_ISR_EMAM): New macro.
1384 2000-03-08 Dave Brolley <brolley@redhat.com>
1386 * traps.c (frvbf_division_exception): Check for masked overflow and
1387 set NE flags, if necessary.
1388 (frvbf_check_recovering_store): Queue writes to the hardware.
1389 (check_registers_available): Removed.
1390 (which_registers_available): Call frv_{fr,gr}_registers_available.
1391 (frvbf_clear_ne_flags): Call check_register_access.
1392 (frvbf_commit): Call check_register_access.
1393 * registers.h (frv_fr_registers_available): New function.
1394 (frv_gr_registers_available): New function.
1395 (frv_check_register_access): New function.
1396 (frv_check_gr_access): New function.
1397 (frv_check_fr_access): New function.
1398 * registers.c (frv_spr): Correct initial value of ISR.
1399 (fr500_spr): Correct initial value of ISR.
1400 (frv_fr_registers_available): New function.
1401 (frv_gr_registers_available): New function.
1402 (frv_check_register_access): New function.
1403 (frv_check_gr_access): New function.
1404 (frv_check_fr_access): New function.
1405 * interrupts.c (frv_queue_division_exception_interrupt): New function.
1406 (set_isr_exception_fields): New function.
1407 (set_exception_status_registers): Set ISR fields for division exception.
1408 (frv_save_data_written_for_interrupts): Handle CGEN_FN_SF_WRITE.
1409 * frv.c (frvbf_h_gr_get_handler): New function.
1410 (frvbf_h_gr_set_handler): New function.
1411 (frvbf_h_fr_get_handler): New function.
1412 (frvbf_h_fr_set_handler): New function.
1413 (frvbf_h_spr_get_handler): Remove special handling for ISR.
1414 (frvbf_h_spr_set_handler): Remove special handling for ISR.
1415 (spr_isr_get_handler): Removed.
1416 (spr_isr_set_handler): Removed.
1417 (frvbf_signed_integer_divide): New funciton.
1418 (frvbf_unsigned_integer_divide): New funciton.
1419 * frv-sim.h (frvbf_h_gr_get_handler): New function.
1420 (frvbf_h_gr_set_handler): New function.
1421 (frvbf_h_fr_get_handler): New function.
1422 (frvbf_h_fr_set_handler): New function.
1423 (frvbf_signed_integer_divide): New funciton.
1424 (frvbf_unsigned_integer_divide): New funciton.
1425 (frv_dtt): New enumeration.
1426 (struct frv_interrupt_queue_element): Add dtt member.
1427 (GET_ISR): New macro.
1428 (SET_ISR): New macro.
1429 (GET_ISR_EDEM): New macro.
1430 (SET_ISR_DTT): New macro.
1431 (SET_ISR_AEXC): New macro.
1432 (frvbf_division_exception): Add 2 'int' arguments.
1433 (frvbf_check_non_excepting_divide): Removed.
1434 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1436 2000-02-29 Dave Brolley <brolley@redhat.com>
1438 * traps.c (frv_itrap): Use GET_H_GR, SET_H_GR, GET_H_FR.
1439 (frv_rett): Use hardware access macros. Write PSR as a whole.
1440 (next_available_nesr): Check that NECR is valid.
1441 (next_valid_nesr): Check that NECR is valid.
1442 (frvbf_check_non_excepting_load): User new NECR access macros. Don't
1443 call hardware access functions. Use cover macros.
1444 (check_registers_available): New function.
1445 (clear_nesr_near): Check register availability.
1446 (clear_ne_flags): Check register availability.
1447 (frvbf_clear_ne_flags): Check register availability.
1448 (frvbf_commit): Check register availability.
1449 (which_registers_available): New function.
1450 * sim-main.h (registers.h): #include it.
1451 (register_control): New cpu field.
1452 (CPU_REGISTER_CONTROL): New macro.
1453 * reset.c (frv_initialize): Set HSR0 fields for cache here.
1454 (frv_power_on_reset): Initialize SPR registers and RSTR.
1455 (frv_hardware_reset): Initialize SPR registers and RSTR.
1456 (frv_software_reset): Reset SPR registers and RSTR.
1457 * options.c (frv_option_handler): Don't set HSR0 fields for cache here.
1458 Call frv_cache_init.
1459 * mloop.in (main loop): Check for insn access interrupts before
1461 * interrupts.c (frv_queue_external_interrupt): Use GET_H_PSR_ET.
1462 (frv_detect_insn_access_interrupts): Don't call hardware access
1463 functions directly. Use cover macros.
1464 (check_reset): Don't reset RSTR here.
1465 (next_available_esr): ESFR -> ESFR_FLAG.
1466 (next_available_edr): ESFR -> ESFR_FLAG.
1467 (clear_exception_status_registers): Use GET_ESFR and SET_ESFR.
1469 (frv_break_interrupt): Don't call hardware access functions directly.
1471 (frv_program_or_software_interrupt): Ditto.
1472 (frv_external_interrupt): Ditto.
1473 * frv.c (frvbf_fetch_register): Don't call 'get' functions directly.
1474 (frvbf_store_register): Don't call 'set' functions directly.
1475 (frvbf_h_gr_double_get_handler): Use GET_H_GR.
1476 (frvbf_h_gr_double_set_handler): Use SET_H_GR.
1477 (frvbf_h_fr_double_get_handler): Use GET_H_FR.
1478 (frvbf_h_fr_double_set_handler): Use SET_H_FR.
1479 (frvbf_h_fr_int_get_handler): Use GET_H_FR.
1480 (frvbf_h_fr_int_set_handler): Use SET_H_FR.
1481 (frvbf_h_cpr_double_get_handler): Use GET_H_CPR.
1482 (frvbf_h_cpr_double_set_handler): Use SET_H_CPR.
1483 (frvbf_h_gr_quad_set_handler): Use SET_H_GR.
1484 (frvbf_h_fr_quad_set_handler): Use SET_H_FR.
1485 (frvbf_h_spr_get_handler): Check SPR access. Call renamed functions.
1486 Support shadow registers.
1487 (frvbf_h_spr_set_handler): Check SPR access. Call renamed functions.
1488 Support shadow registers.
1489 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1490 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1491 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1492 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1493 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1494 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1495 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1496 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1497 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1498 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1499 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1500 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1501 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1502 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1503 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1504 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1505 (frvbf_h_psr_esr_set_handler): Update to conform to FRV architecture
1507 (spr_ccr_get_handler): Don't reference the hardware directly.
1508 (spr_ccr_set_handler): Don't reference the hardware directly.
1509 (spr_cccr_get_handler): Don't reference the hardware directly.
1510 (spr_cccr_set_handler): Don't reference the hardware directly.
1511 (spr_sr_get_handler): New function.
1512 (spr_sr_set_handler): New function.
1513 (frvbf_switch_supervisor_user_context): Temporarily switch to
1515 (frvbf_store_quad_GR): Don't call handler directly.
1516 (frvbf_store_quad_FRint): Don't call handler directly.
1517 (frvbf_store_quad_CPR): Don't call handler directly.
1518 (frvbf_clear_all_accumulators): Removed.
1519 (frvbf_clear_accumulators): New function.
1520 (frvbf_model_fr500_u_media): Expand busy_adjustment to 8 members.
1521 Account for in_ACCGi and out_ACCGk.
1522 * frv-sim.h (RSTR_HARDWARE_RESET): New macro.
1523 (RSTR_SOFTWARE_RESET): New macro.
1524 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1525 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1526 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1527 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1528 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1529 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1530 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1531 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1532 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1533 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1534 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1535 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1536 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1537 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1538 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1539 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1540 (frvbf_clear_all_accumulators): Removed.
1541 (frvbf_clear_accumulators): New function.
1542 (GET_HSR0): Use GET_H_SPR.
1543 (SET_HSR0): Use SET_H_SPR.
1544 (CLEAR_HSR0_ICE): New macro.
1545 (CLEAR_HSR0_DCE): New macro.
1546 (GET_IHSR8): Use GET_H_SPR.
1547 (GET_PSR): New macro.
1548 (SET_PSR_ET): New macro.
1549 (GET_PSR_PS): New macro.
1550 (SET_PSR_S): New macro.
1551 (GET_ESFR): Changed to reference entire register.
1552 (SET_ESFR): Changed to reference entire register.
1553 (GET_ESFR_FLAG): New macro.
1554 (SET_ESFR_FLAG): New macro.
1555 (NECR_ELOS): Removed.
1556 (NECR_NEN): Removed.
1557 (NECR_VALID): Removed.
1558 (GET_NECR): New macro.
1559 (GET_NECR_ELOS): New macro.
1560 (GET_NECR_NEN): New macro.
1561 (GET_NECR_VALID): New macro.
1562 (NESR_RANGE): Removed.
1563 (GET_NESR): Use GET_H_SPR.
1564 (GET_NE_FLAGS): Use GET_H_SPR.
1565 * cache.h (CACHE_INITIALIZED): New macro.
1566 * Makefile.in (SIM_OBJS): Add registers.o.
1567 (SIM_EXTRA_DEPS): Add registers.h.
1568 (registers.o): New target.
1569 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1571 2000-02-17 Dave Brolley <brolley@redhat.com>
1573 * interrupts.c (frv_interrupt_table): Update priority order and handler
1574 offsets to conform to the architecture version 1.3a.
1575 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1576 to the architecture version 1.3a.
1578 2000-02-17 Dave Brolley <brolley@redhat.com>
1580 * interrupts.c (frv_interrupt_table): Update priority order and handler
1581 offsets to conform to the latest specifications.
1582 (frv_queue_interrupt): Correct comment. Identical interrupts can be
1583 queued. New variable 'iclass' used to test for external interrupts.
1584 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1585 to the latest specifications.
1587 2000-01-20 Dave Brolley <brolley@redhat.com>
1589 * sim-if.c (sim_open): Move frv-specific initialization to
1590 frv_initialize in reset.c.
1591 * interrupts.c (check_reset): Use RSTR_ADDRESS. Check and reset RSTR
1592 status bits for hardware vs software reset.
1593 * reset.c: New file.
1594 * frv-sim.h (frv_initialize): New function.
1595 (frv_power_on_reset): New function.
1596 (frv_hardware_reset): New function.
1597 (frv_software_reset): New function.
1598 (RSTR_ADDRESS): New macro.
1599 (RSTR_INITIAL_VALUE): New macro.
1600 (GET_RSTR_HR): New macro.
1601 (GET_RSTR_SR): New macro.
1602 (SET_RSTR_H): New macro.
1603 (SET_RSTR_S): New macro.
1604 (CLEAR_RSTR_P): New macro.
1605 (CLEAR_RSTR_H): New macro.
1606 (CLEAR_RSTR_S): New macro.
1607 (CLEAR_RSTR_HR): New macro.
1608 (CLEAR_RSTR_SR): New macro.
1610 2000-01-03 Dave Brolley <brolley@cygnus.com>
1612 * mloop.in (execute): Only call modeling function if the pointer is not
1614 * frv.c (frvbf_model_insn_after): Only access FR500_MODEL_DATA for
1617 2000-01-03 Dave Brolley <brolley@cygnus.com>
1619 * options.c (OPTION_FRV_MEMORY_LATENCY): New enumerator.
1620 (frv_options): Add --memory-latency.
1621 (frv_option_handler): Handle FRV_OPTION_MEMORY_LATENCY.
1622 * mloop.in (@cpu@_simulate_insn_prefetch): Use cache memory_latency.
1623 * frv.c (SET_ACC_USE_IS_MEDIA_P1): operate on d->curr_acc_p1
1624 (SET_ACC_USE_NOT_MEDIA_P1): operate on d->curr_acc_p1
1625 (SET_ACC_USE_IS_MEDIA_P2): operate on d->curr_acc_p1
1626 (SET_ACC_USE_NOT_MEDIA_P2): operate on d->curr_acc_p1
1627 (update_latencies): Only clear usage flags if the register has no
1629 (frvbf_model_insn_before): Update cur_acc_p1 and cur_acc_p2. Use | (or)
1630 not |= (or assgnment).
1631 (frvbf_model_insn_after): Print post processing wait for all insns.
1632 Update prev_acc_p1 and prev_acc_p2.
1633 (frvbf_model_fr500_u_gr_load_store): Use cache memory_latency.
1634 (frvbf_model_fr500_u_fr_load_store): Use cache memory_latency.
1635 (frvbf_model_fr500_u_swap): Use cache memory_latency.
1636 (frvbf_model_fr500_u_media): Use busy_adjustment[4] for out_ACC40Sk.
1637 (frvbf_model_fr500_u_media): Use busy_adjustment[5] for out_ACC40Uk.
1638 (frvbf_model_fr500_u_media_quad_arith): New function.
1639 (frvbf_model_fr500_u_media_dual_mul): New function.
1640 (frvbf_model_fr500_u_media_quad_mul): New function.
1641 (frvbf_model_fr500_u_media_quad_complex): New function.
1642 (frvbf_model_fr500_u_media_dual_expand): New function.
1643 (frvbf_model_fr500_u_media_dual_unpack): New function.
1644 (frvbf_model_fr500_u_media_dual_btoh): New function.
1645 (frvbf_model_fr500_u_media_dual_htob): New function.
1646 (frvbf_model_fr500_u_media_dual_btohe): New function.
1647 (frv_ref_SI): New function.
1648 * cache.h (FRV_CACHE): Add memory_latency field.
1649 * cache.c (frv_cache_init): Initialize memory_latency.
1650 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1652 1999-12-17 Dave Brolley <brolley@cygnus.com>
1654 * sim-if.c (sim_open): Initialize insn prefetch and reset register.
1655 * options.c (OPTIONS_FRV_PROFILE_CACHE): New enumeration.
1656 (OPTIONS_FRV_PROFILE_PARALLEL): New enumeration.
1657 (OPTIONS_FRV_TIMER): New enumeration.
1658 (frv_options): Add --profile-cache, --profile-parallel, --timer.
1659 (frv_option_handler): Override common implementation of -p. Handle
1660 --profile-cache, --profile-parallel, --timer.
1661 * mloop.in (execute): Call profiling functions if the timer interrupt
1663 (@cpu@_simulate_insn_prefetch): New function.
1664 (main loop): Call @cpu@_simulate_insn_prefetch.
1665 * interrupts.c (frv_queue_interrupt): Don't queue two external
1666 interrupts of the same priority.
1667 (frv_queue_external_interrupt): New function.
1668 (frv_external_interrupt): New function.
1669 (handle_interrupt): Handle external interrupts.
1670 (check_reset): New function.
1671 (frv_process_interrupts): Call check_reset.
1672 * frv.c: Include "bfd.h"
1673 (frvbf_h_psr_get_handler): Set the PIL field.
1674 (frvbf_h_psr_set_handler): Get the PIL field.
1675 (DUAL_REG): New macro.
1676 (DUAL_DOUBLE): New macro.
1677 (SET_USE_IS_FPOP): New macro.
1678 (SET_USE_NOT_FPOP): New macro.
1679 (USE_IS_FPOP): New macro.
1680 (SET_USE_IS_MEDIA): New macro.
1681 (SET_USE_NOT_MEDIA): New macro.
1682 (USE_IS_MEDIA_P1): New macro.
1683 (SET_USE_IS_MEDIA_P1): New macro.
1684 (SET_USE_NOT_MEDIA_P1): New macro.
1685 (SET_USE_IS_MEDIA_P2): New macro.
1686 (SET_USE_NOT_MEDIA_P2): New macro.
1687 (USE_IS_MEDIA_P2): New macro.
1688 (SET_ACC_USE_IS_MEDIA_P1): New macro.
1689 (SET_ACC_USE_NOT_MEDIA_P1): New macro.
1690 (ACC_USE_IS_MEDIA_P1): New macro.
1691 (SET_ACC_USE_IS_MEDIA_P2): New macro.
1692 (SET_ACC_USE_NOT_MEDIA_P2): New macro.
1693 (ACC_USE_IS_MEDIA_P2): New macro.
1694 (RESOURCE_IDIV): New macro.
1695 (RESOURCE_FDIV): New macro.
1696 (RESOURCE_SQRT): New macro.
1697 (fr_busy_adjust): New array.
1698 (acc_busy_adjust): New array.
1699 (apply_latency_adjustments): New function.
1700 (update_latencies): New function.
1701 (handle_wait_cycles): New function.
1702 (handle_resource_wait): New function.
1703 (update_target_latencies): New function.
1704 (frvbf_model_insn_before): Add resource latency to cycle counts.
1705 (frvbf_model_insn_after): Add resource latency to cycle counts.
1706 (update_GR_latency): New function.
1707 (update_GRdouble_latency): New function.
1708 (update_FR_latency): New function.
1709 (update_FRdouble_latency): New function.
1710 (decrease_ACC_busy): New function.
1711 (decrease_FR_busy): New function.
1712 (increase_FR_busy): New function.
1713 (update_ACC_latency): New function.
1714 (update_CCR_latency): New function.
1715 (update_idiv_resource_latency): New function.
1716 (update_fdiv_resource_latency): New function.
1717 (update_fsqrt_resource_latency): New function.
1718 (vliw_wait_for_GR): New function.
1719 (vliw_wait_for_GRdouble): New function.
1720 (vliw_wait_for_FR): New function.
1721 (vliw_wait_for_FRdouble): New function.
1722 (vliw_wait_for_CCR): New function.
1723 (vliw_wait_for_ACC): New function.
1724 (vliw_wait_for_idiv_resource): New function.
1725 (vliw_wait_for_fdiv_resource): New function.
1726 (vliw_wait_for_fsqrt_resource): New function.
1727 (enforce_full_fr_latency): New function.
1728 (frvbf_model_fr500_u_exec): New function.
1729 (frvbf_model_fr500_u_integer): New function.
1730 (frvbf_model_fr500_u_imul): New function.
1731 (frvbf_model_fr500_u_idiv): New function.
1732 (frvbf_model_fr500_u_branch): New function.
1733 (frvbf_model_fr500_u_set_hilo): New function.
1734 (frvbf_model_fr500_u_gr_load_store): New function.
1735 (frvbf_model_fr500_u_fr_load_store): New function.
1736 (frvbf_model_fr500_u_swap): New function.
1737 (frvbf_model_fr500_u_fr2fr): New function.
1738 (frvbf_model_fr500_u_fr2gr): New function.
1739 (frvbf_model_fr500_u_spr2gr): New function.
1740 (frvbf_model_fr500_u_gr2fr): New function.
1741 (frvbf_model_fr500_u_gr2spr): New function.
1742 (post_wait_for_FR): New function.
1743 (post_wait_for_FRdouble): New function.
1744 (post_wait_for_ACC): New function.
1745 (post_wait_for_CCR): New function.
1746 (post_wait_for_fdiv): New function.
1747 (post_wait_for_fsqrt): New function.
1748 (adjust_float_register_busy): New function.
1749 (adjust_double_register_busy): New function.
1750 (restore_float_register_busy): New function.
1751 (restore_double_register_busy): New function.
1752 (frvbf_model_fr500_u_float_arith): New function.
1753 (frvbf_model_fr500_u_float_dual_arith): New function.
1754 (frvbf_model_fr500_u_float_div): New function.
1755 (frvbf_model_fr500_u_float_sqrt): New function.
1756 (frvbf_model_fr500_u_float_compare): New function.
1757 (frvbf_model_fr500_u_float_dual_compare): New function.
1758 (frvbf_model_fr500_u_float_convert): New function.
1759 (frvbf_model_fr500_u_media): New function.
1760 (frvbf_model_fr500_u_barrier): New function.
1761 (frvbf_model_fr500_u_membar): New function.
1762 * frv-sim.h (LEUINT): New macro.
1763 (GET_HSR0_SA): New macro.
1764 (struct frv_interrupt_timer): New struct.
1765 (struct frv_interrupt_state): Add timer fiield.
1766 (frv_queue_external_interrupt): New function.
1767 (frv_external_interrupt): New function.
1768 (frv_profile_info): New function.
1769 (PROFILE_CACHE_IDX): New enumerator.
1770 (PROFILE_PARALLEL_IDX): New enumerator.
1771 (PROFILE_cache): New macro.
1772 (PROFILE_parallel): New macro.
1773 (WITH_PROFILE_CACHE_P): New macro.
1774 (WITH_PROFILE_PARALLEL_P): New macro.
1775 * cache.h (FRV_CACHE): Add last_was_hit field.
1776 * cache.c (get_tag): Use new last_was_hit field.
1777 (frv_cache_read): Ditto.
1778 (frv_cache_write): Ditto.
1779 * arch.h,cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1781 1999-12-13 Dave Brolley <brolley@cygnus.com>
1783 * frv.c (frvbf_h_spr_set_handler): Handle accumulator guards.
1784 (frvbf_clear_all_accumulators): Pass frvbf_h_acc40S_set to
1785 sim_queue_fn_di_write.
1786 (frvbf_media_cut_ss): New function.
1787 * frv-sim.h (frvbf_media_cut_ss): New function.
1788 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1790 1999-12-13 Dave Brolley <brolley@cygnus.com>
1792 * pipeline.c (check_insn_major_constraints): F-4, F-8 and M-8 have
1794 * interrupts.c (frv_queue_illegal_instruction_interrupt): Use
1795 FRV_IS_FLOAT_INSN and FRV_IS_MEDIA_INSN.
1796 (frv_detect_insn_access_interrupts): Use FRV_IS_FLOAT_INSN and
1798 * frv.c (frvbf_model_simple_u_exec): New function.
1799 * frv-sim.h (FRV_IS_FLOAT_INSN): Range includes F-8.
1800 (FRV_IS_MEDIA_INSN): Range includes M-8.
1802 * Makefile.in (stamp-cpu): add 'simple' to the list of machines.
1803 * arch.c,arch.h,cpu.h,cpuall.h,decode.c,decode.h,model.c,sem.c:
1806 1999-12-10 Dave Brolley <brolley@cygnus.com>
1808 * traps.c (check_registers_available): New function.
1809 (clear_ne_flags): Generate register_exception if register(s) not
1811 (frvbf_commit): Generate register_exception if register(s) not
1813 * interrupts.c (frv_program_or_software_interrupt): No need to copy
1815 * frv.c (frvbf_h_psr_set_handler): Special handling for PSR.S and
1817 (frvbf_h_psr_s_set_handler): New function.
1818 (frvbf_h_psr_esr_set_handler): New function.
1819 (frvbf_switch_supervisor_user_context): New function.
1820 (frvbf_scan_result): Reflect latest ISA.
1821 * frv-sim.h (frvbf_h_psr_s_set_handler): New function.
1822 (frvbf_h_psr_esr_set_handler): New function.
1823 (frvbf_switch_supervisor_user_context): New function.
1824 (GET_HSR0_FRN): New Macro.
1825 (GET_HSR0_GRN): New Macro.
1826 (GET_HSR0_FRHE): New Macro.
1827 (GET_HSR0_FRLE): New Macro.
1828 (GET_HSR0_GRHE): New Macro.
1829 (GET_HSR0_GRLE): New Macro.
1830 (frv_ec): New value for FRV_EC_COMMIT_EXCEPTION.
1831 (GET_ESFR): New bit ordering.
1832 (SET_ESFR): New bit ordering.
1833 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1835 1999-12-10 Michael Meissner <meissner@cygnus.com>
1837 * Makefile.in (sim-if.o): Add eng.h dependency.
1839 1999-12-09 Dave Brolley <brolley@cygnus.com>
1841 * mloop.in (execute): Pass sc->first_insn_p to @cpu@_model_insn_before.
1842 Pass sc->last_insn_p to @cpu@_model_insn_before.
1843 (main loop): Compute sc->first_insn_p.
1844 * frv.c (frvbf_model_insn_before): Set state variables.
1845 (frvbf_model_insn_after): Count basic cycles. Set state variables.
1846 (frvbf_model_fr500_u_integer): Remove.
1847 * arch.h,cpu.h,decode.h,model.c: Regenerate.
1849 1999-12-07 Dave Brolley <brolley@cygnus.com>
1851 * sim-main.h (cache.h): Include it.
1852 (insn_cache): New member.
1853 (data_cache): New member.
1854 (CPU_INSN_CACHE): New macro.
1855 (CPU_DATA_CACHE): New macro.
1856 * sim-if.c (WANT_CPU): New macro.
1857 (WANT_CPU_FRVBF): New macro.
1858 (sim_open): Call sim_add_option_table. Call frv_cache_init for the
1859 data and insn caches for each cpu.
1860 (sim_close): Call frv_cache_term for the insn and data caches of each
1862 * mloop.in (extract): Read insn from the cache.
1863 (main loop): Access the insn cache in order to maintain stats.
1864 * memory.c (data_non_cache_access): New function.
1865 (insn_non_cache_access): New function.
1866 (frvbf_read_mem_QI): Attempt to read from the cache first.
1867 (frvbf_read_mem_UQI): Ditto.
1868 (frvbf_read_mem_HI): Ditto.
1869 (frvbf_read_mem_UHI): Ditto.
1870 (frvbf_read_mem_SI): Ditto.
1871 (frvbf_read_mem_DI): Ditto.
1872 (frvbf_read_mem_DF): Ditto.
1873 (frvbf_read_imem_USI): New function.
1874 (frvbf_write_mem_QI): Write through the cache is it is enabled.
1875 (frvbf_write_mem_UQI): Ditto.
1876 (frvbf_write_mem_HI): Ditto.
1877 (frvbf_write_mem_UHI): Ditto.
1878 (frvbf_write_mem_SI): Ditto.
1879 (frvbf_write_mem_DI): Ditto.
1880 (frvbf_write_mem_DF): Ditto.
1881 (frvbf_mem_set_QI): New function.
1882 (frvbf_mem_set_HI): New function.
1883 (frvbf_mem_set_SI): New function.
1884 (frvbf_mem_set_DI): New function.
1885 (frvbf_mem_set_DF): New function.
1886 (frvbf_mem_set_XI): New function.
1887 * interrupts.c (frv_save_data_written_for_interrupts): Handle
1888 CGEN_FN_MEM_QI_WRITE,
1889 CGEN_FN_MEM_HI_WRITE, CGEN_FN_MEM_SI_WRITE, CGEN_FN_MEM_DI_WRITE,
1890 CGEN_FN_MEM_DF_WRITE, CGEN_FN_MEM_XI_WRITE.
1891 * frv.c (frvbf_load_quad_GR): Call frvbf_read_mem_SI.
1892 Call sim_queue_fn_mem_xi_write.
1893 (frvbf_load_quad_FRint): Call frvbf_read_mem_SI.
1894 Call sim_queue_fn_mem_xi_write.
1895 (frvbf_load_quad_CPR): Call frvbf_read_mem_SI.
1896 Call sim_queue_fn_mem_xi_write.
1897 (frvbf_insn_cache_preload): New function.
1898 (frvbf_data_cache_preload): New function.
1899 (frvbf_insn_cache_unlock): New function.
1900 (frvbf_data_cache_unlock): New function.
1901 (frvbf_insn_cache_invalidate): New function.
1902 (frvbf_data_cache_invalidate): New function.
1903 (frvbf_data_cache_flush): New function.
1904 * frv-sim.h (sim-options.h): Include it.
1905 (GET_HSR0): New macro.
1906 (SET_HSR0): New macro.
1907 (GET_HSR0_ICE): New macro.
1908 (SET_HSR0_ICE): New macro.
1909 (GET_HSR0_DCE): New macro.
1910 (SET_HSR0_DCE): New macro.
1911 (GET_HSR0_CBM): New macro.
1912 (GET_HSR0_RME): New macro.
1913 (GET_IHSR8): New macro.
1914 (GET_IHSR8_NBC): New macro.
1915 (frvbf_insn_cache_preload): New function.
1916 (frvbf_data_cache_preload): New function.
1917 (frvbf_insn_cache_unlock): New function.
1918 (frvbf_data_cache_unlock): New function.
1919 (frvbf_insn_cache_invalidate): New function.
1920 (frvbf_data_cache_invalidate): New function.
1921 (frvbf_data_cache_flush): New function.
1922 (insn_non_cache_access): New function.
1923 (frvbf_read_imem_USI): New function.
1924 (frvbf_mem_set_QI): New function.
1925 (frvbf_mem_set_HI): New function.
1926 (frvbf_mem_set_SI): New function.
1927 (frvbf_mem_set_DI): New function.
1928 (frvbf_mem_set_DF): New function.
1929 (frvbf_mem_set_XI): New function.
1930 (frv_options): FRV specific command line options.
1931 * Makefile.in (SIM_OBJS): Add options.o and cache.o.
1932 (SIM_EXTRA_DEPS): Add $(sim-options_h).
1933 (cache.o): New target.
1934 (options.o): New target.
1935 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1936 * cache.h: New file.
1937 * cache.c: New file.
1938 * options.c: New file.
1940 1999-11-29 Dave Brolley <brolley@cygnus.com>
1942 * traps.c (frvbf_check_non_excepting_load): Use new NE_FLAG macros.
1943 (frvbf_check_non_excepting_divide): Ditto.
1944 (clear_ne_flags): Ditto
1945 (frvbf_commit): Ditto.
1946 * pipeline.c (frv_pipeline_add_insn): Clear the NE index for all insns.
1947 * mloop.in (_parallel_write_init): Clear NE flags here.
1948 * interrupts.c (frv_queue_fp_exception_interrupt): Set NE flags here
1949 for non excepting insns. Also check for masked interrupts here.
1950 (frv_process_interrupts): Write NE flags here.
1951 (set_fp_exception_registers): No longer check for masked interrupts
1953 (check_for_compound_interrupt): No need to worry about masked
1955 * frv-sim.h (frv_interrupt_state): Add f_ne_flags member.
1956 (GET_NE_FLAGS): New macro.
1957 (SET_NE_FLAGS): New macro.
1958 (GET_NE_FLAG): Operate on accumulated argument.
1959 (SET_NE_FLAG): Operate on accumulated argument.
1960 (CLEAR_NE_FLAG): Operate on accumulated argument.
1961 * Makefile.in (FRVBF_INCLUDE_DEPS): Add $(SIM_EXTRA_DEPS)
1962 (frv.o): Correct dependencies.
1964 (pipeline.o): Ditto.
1965 (interrupts.o): Ditto.
1967 * sem.c: Regenerate.
1969 1999-11-26 Dave Brolley <brolley@cygnus.com>
1971 * traps.c (frvbf_fpu_error): Only call frv_queue_fp_exception if
1972 there is an exception indicated in the mask.
1973 * pipeline.c (frv_pipeline_add_insn): Clear ne_index in the interrupt
1974 state when adding a floating point insn to the pipeline.
1975 * interrupts.c (set_fp_exception_registers): Set NE flag for
1976 non-excepting insns.
1977 * frv-sim.h (frvbf_h_fr_double_get_handler): Mode of data is DF.
1978 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1979 (frvbf_h_fr_int_get_handler): New function.
1980 (frvbf_h_fr_int_set_handler): New function.
1981 (frvbf_set_ne_index): New function.
1982 (NE_NOFLAG): New macro.
1983 (frv_interrupt_state): Add ne_index member.
1984 * frv.c (frvbf_h_fr_double_get_handler): Mode of data is DF.
1985 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1986 (frvbf_h_fr_int_get_handler): New function.
1987 (frvbf_h_fr_int_set_handler): New function.
1988 (frvbf_set_ne_index): New function.
1989 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1991 1999-11-24 Dave Brolley <brolley@cygnus.com>
1993 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1995 1999-11-23 Dave Brolley <brolley@cygnus.com>
1997 * frv-sim.h (frvbf_media_cut): New function.
1998 * frv.c (frvbf_media_cut): New function.
1999 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2001 1999-11-22 Dave Brolley <brolley@cygnus.com>
2003 * frv-sim.h (frvbf_clear_all_accumulators): New function.
2004 * frv.c.h (frvbf_clear_all_accumulators): New function.
2005 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2007 1999-11-18 Dave Brolley <brolley@cygnus.com>
2009 * pipeline.c (frv_pipeline_add_insn): Only clear MSR0 and FSR0 fields
2010 if this is the first insn of its class in the pipeline.
2011 * frv-sim.h (frvbf_media_register_not_aligned): New function.
2012 * traps.c (frvbf_media_register_not_aligned): New function.
2013 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2015 1999-11-17 Dave Brolley <brolley@cygnus.com>
2017 * pipeline.c (frv_pipeline_add_insn): Clear MSRx.SIE fields.
2018 * frv-sim.h (OR_MSR_SIE): New macro.
2019 (CLEAR_MSR_SIE): New macro.
2020 (frvbf_media_overflow): Now takes sie argument.
2021 (frv_set_mp_exception_registers): Now takes sie argument.
2022 * interrupts.c (frv_set_mp_exception_registers): Now takes sie argument.
2024 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2026 1999-11-15 Dave Brolley <brolley@cygnus.com>
2028 * traps.c (frv_mtrap): New function.
2029 (frvbf_media_cr_not_aligned): New function.
2030 (frvbf_media_acc_not_aligned): New function.
2031 (frvbf_media_overflow): New function.
2032 * pipeline.c (frv_pipeline_add_insn): Clear MSR fields.
2033 * interrupts.c: Call frv_set_mp_exception_registers.
2034 (frv_set_mp_exception_registers): New function.
2035 * frv-sim.h (frv_msr_mtt): New enumeration.
2036 (GET_MSR): New macro.
2037 (SET_MSR): New macro.
2038 (GET_MSR_AOVF): New macro.
2039 (SET_MSR_AOVF): New macro.
2040 (GET_MSR_OVF): New macro.
2041 (SET_MSR_OVF): New macro.
2042 (CLEAR_MSR_OVF): New macro.
2043 (GET_MSR_MTT): New macro.
2044 (SET_MSR_MTT): New macro.
2045 (frv_set_mp_exception_registers): New function.
2046 (frv_mtrap): New function.
2047 (FRV_IS_MEDIA_INSN): New macro.
2048 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2050 1999-11-10 Dave Brolley <brolley@cygnus.com>
2052 * sim-main.h (_sim_cpu): Add debug_state member.
2053 * mloop.in (_parallel_write_queued): Clear data_written.length.
2054 * interrupts.c (frv_interrupt_table): Offset of BREAK_EXCEPTION
2056 (frv_queue_break_interrupt): New function.
2057 (frv_break_interrupt): New function.
2058 (handle_interrupt): Handle break_interrupt.
2059 (frv_non_operating_interrupt): Now takes interrupt_kind.
2060 * frv-sim.h (frv_queue_break_interrupt): New function.
2061 (frv_break_interrupt): New function.
2062 (frv_break): New function.
2063 (frv_non_operating_interrupt): Now takes interrupt_kind.
2064 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2066 1999-11-09 Dave Brolley <brolley@cygnus.com>
2068 * pipeline.c (frv_pipeline_add_insn): Clear FSR0.FTT when adding
2069 a floating point insn.
2070 * traps.c (frvbf_fpu_error): Map fpu status to frv interrupts.
2071 * interrupts.c (frv_queue_illegal_instruction_interrupt): Call
2072 frv_queue_fp_exception_interrupt.
2073 (frv_queue_fp_exception_interrupt): New function.
2074 (next_available_fq): New function.
2075 (set_fp_exception_registers): New function.
2076 (set_exception_status_registers): Now returns 1 if interrupt not masked.
2077 (check_for_compound_interrupt): Now returns NULL if interrupt masked.
2078 (frv_program_interrupt): Don't process interrupt if it is masked.
2079 * frv.c (frvbf_h_fr_double_get_handler): Call
2080 frv_queue_fp_exception_interrupt.
2081 (frvbf_h_fr_double_set_handler): Call frv_queue_fp_exception_interrupt.
2082 (frvbf_h_fr_quad_set_handler): Call frv_queue_fp_exception_interrupt.
2083 (frvbf_store_quad_FRint): Call frv_queue_fp_exception_interrupt.
2084 * frv-sim.h: Get/set hardware directly in GET/SET macros.
2085 (frv_fp_exception_info): New struct type.
2086 (frv_interrupt_queue_element): Add fp_info member.
2087 (frv_fsr_traps): New enumeration.
2088 (frv_fsr_ftt): New enumeration.
2089 (frv_sie): New enumeration.
2090 (frv_miv): New enumeration.
2091 (GET_FSR): New macro.
2092 (SET_FSR): New macro.
2093 (GET_FSR_TEM): New macro.
2094 (SET_FSR_QNE): New macro.
2095 (SET_FSR_FTT): New macro.
2096 (GET_FSR_AEXC): New macro.
2097 (SET_FSR_AEXC): New macro.
2098 (GET_FQ): New macro.
2099 (SET_FQ): New macro.
2100 (SET_FQ_OPC): New macro.
2101 (SET_FQ_MIV): New macro.
2102 (SET_FQ_SIE): New macro.
2103 (SET_FQ_FTT): New macro.
2104 (SET_FQ_CEXC): New macro.
2105 (GET_FQ_VALID): New macro.
2106 (SET_FQ_VALID): New macro.
2107 (frv_queue_fp_exception_interrupt): New function.
2108 (FRV_IS_FLOAT_INSN): New macro.
2110 1999-11-04 Dave Brolley <brolley@cygnus.com>
2112 * traps.c (frvbf_fpu_error): No floating point errors need to be
2114 * interrupts.c (clear_exception_status_registers): Clear 'valid' fields
2115 of the ESR registers too.
2116 (set_exception_status_registers): Don't set EAR for any precise
2117 interrupts. Register index should be 1 for insns in PIPE_I1. Clear
2118 ESR.EAV and ESR.EDV if not setting them. Set ESR.VALID.
2119 (non_operating_interrupt): No need for return code.
2120 (frv_program_or_software_interrupt): Process interrupt regardless
2121 of operating mode. If PSR.ET was not set at the start of processing,
2122 then stop the simulation with a message.
2123 (frv_save_data_written_for_interrupts): Handle CGEN_FN_XI_WRITE and
2125 * frv.c (frvbf_h_gr_quad_set_handler): New function.
2126 (frvbf_h_fr_quad_set_handler): New function.
2127 (frvbf_h_cpr_quad_set_handler): New function.
2128 (frvbf_load_quad_GR): Renamed from frvbf_load_multiple_GR. Use new
2129 sim_queue_fn_xi_write.
2130 (frvbf_load_quad_FRint): Renamed from frvbf_load_multiple_GR. Use new
2131 sim_queue_fn_xi_write.
2132 (frvbf_load_quad_CPR): Renamed from frvbf_load_multiple_GR. Use new
2133 sim_queue_fn_xi_write.
2134 (frvbf_store_quad_GR): Renamed from frvbf_store_multiple_GR. Use new
2135 sim_queue_mem_xi_write.
2136 (frvbf_store_quad_FRint): Renamed from frvbf_store_multiple_GR. Use new
2137 sim_queue_mem_xi_write.
2138 (frvbf_store_quad_CPR): Renamed from frvbf_store_multiple_GR. Use new
2139 sim_queue_mem_xi_write.
2140 * frv-sim.h (frvbf_h_gr_quad_set_handler): New function.
2141 (frvbf_h_fr_quad_set_handler): New function.
2142 (frvbf_h_cpr_quad_set_handler): New function.
2143 (SET_ESR_VALID): New macro.
2144 (CLEAR_ESR_VALID): New macro.
2145 (CLEAR_ESR_EAV): New macro.
2146 (CLEAR_ESR_EDV): New macro.
2147 * sem.c: Regenerate.
2149 1999-11-02 Dave Brolley <brolley@cygnus.com>
2151 * traps.c (frv_core_signal): Call
2152 frv_queue_mem_address_not_aligned_interrupt.
2153 * mloop.in (_parallel_write_queued): Call
2154 frv_save_data_written_for_interrupts.
2155 * frv.c (frvbf_h_gr_double_get_handler): Call
2156 frv_queue_register_exception_interrupt.
2157 (frvbf_h_cpr_double_get_handler): Call
2158 frv_queue_register_exception_interrupt.
2159 (frvbf_h_cpr_double_set_handler): Call
2160 frv_queue_register_exception_interrupt.
2161 (frvbf_load_multiple_GR): Call
2162 frv_queue_register_exception_interrupt.
2163 (frvbf_store_multiple_GR): Call
2164 frv_queue_register_exception_interrupt.
2165 (frvbf_load_multiple_CPR): Call
2166 frv_queue_register_exception_interrupt.
2167 (frvbf_store_multiple_CPR): Call
2168 frv_queue_register_exception_interrupt.
2169 (frvbf_h_tbr_get_handler): Fix TBR.TBA mask.
2170 * interrupts.c (frv_queue_software_interrupt): Now returns interrupt
2172 (frv_queue_program_interrupt): Now returns interrupt queue element.
2173 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
2175 (frv_queue_interrupt): Now returns interrupt queue element.
2176 (frv_queue_register_exception_interrupt): New function.
2177 (frv_queue_mem_address_not_aligned_interrupt): New function.
2178 (frv_save_data_written_for_interrupts): New function.
2179 (next_available_edr): EDR registers available in blocks of 4.
2180 (clear_exception_status_registers): New function.
2181 (set_exception_status_registers): Pass esr to SET_ESR* macros.
2183 * frv-sim.h (struct frv_data_written): New struct type.
2184 (frv_interrupt_queue_element): Add data_written member.
2185 (frv_queue_software_interrupt): Now returns interrupt queue element.
2186 (frv_queue_program_interrupt): Now returns interrupt queue element.
2187 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
2189 (frv_queue_interrupt): Now returns interrupt queue element.
2190 (frv_queue_register_exception_interrupt): New function.
2191 (frv_queue_mem_address_not_aligned_interrupt): New function.
2192 (frv_save_data_written_for_interrupts): New function.
2194 1999-10-27 Dave Brolley <brolley@cygnus.com>
2196 * interrupts.c (ITABLE_ENTRY): New macro.
2197 (frv_interrupt_table): Add exception codes.
2198 (next_available_esr): New function.
2199 (next_available_edr): New function.
2200 (set_edr_register): New function.
2201 (set_exception_status_registers): New function.
2202 (check_for_compound_interrupt): Record information on all interrupts
2204 (frv_program_interrupt): Always call check_for_compound_interrupt.
2205 * frv.c (frvbf_h_pc_set_handler): Removed.
2206 (frvbf_h_spr_get_handler): Handle LR register.
2207 (frvbf_h_spr_set_handler): Handle LR register.
2208 (frvbf_h_lr_get_handler): New function.
2209 (frvbf_h_lr_set_handler): New function.
2210 * frv-sim.h (frvbf_h_lr_get_handler): New function.
2211 (frvbf_h_lr_set_handler): New function.
2212 (frv_ec): New enumeration.
2213 (frv_interrupt): Add frv_ec field.
2214 (frv_rec): New enumeration.
2215 (frv_daec): New enumeration.
2216 (frv_interrupt_queue_element): Add eaddress, rec, iaec, daec fields.
2217 (SET_ESR_EC): New macro.
2218 (SET_ESR_REC): New macro.
2219 (SET_ESR_IAEC): New macro.
2220 (SET_ESR_DAEC): New macro.
2221 (SET_ESR_EAV): New macro.
2222 (GET_ESR_EDV): New macro.
2223 (SET_ESR_EDV): New macro.
2224 (GET_ESR_EDN): New macro.
2225 (SET_ESR_EDN): New macro.
2226 (GET_ESR): New macro.
2227 (SET_ESR): New macro.
2228 (SET_EPCR): New macro.
2229 (SET_EAR): New macro.
2230 (SET_EDR): New macro.
2231 (GET_ESFR): New macro.
2232 (SET_ESFR): New macro.
2233 * cpu.c,cpu.h,sem.c: Rebuild.
2235 1999-10-26 Dave Brolley <brolley@cygnus.com>
2237 * traps.c (frvbf_check_non_excepting_load): Only set NESR, NECR, NEEAR
2239 (clear_nesr_neear): Only execute if mach is frv.
2241 1999-10-22 Dave Brolley <brolley@cygnus.com>
2243 * sim-main.h (sim_cpu): Add pipeline.
2244 (CPU_PIPELINE): New macro.
2245 * mloop.in (_parallel_write_queued): Maintain pc in cpu during writes.
2246 (main loop): Maintain pc in cpu.
2247 * frv-sim.h (frv_queue_software_interrupt): New interface.
2248 (frv_queue_program_interrupt): New interface.
2249 (frv_queue_illegal_instruction_interrupt: New interface.
2250 (frv_queue_interrupt): New interface.
2251 (frv_detect_insn_access_interrupts): New interface.
2252 (frv_process_interrupts): New interface.
2253 (frv_program_interrupt): New interface.
2254 (frv_software_interrupt): New interface.
2255 (frv_program_or_software_interrupt): New interface.
2256 (FRV_PIPELINE): Moved from pipline.c.
2257 (frv_pipeline_reset): New interface.
2258 (frv_pipeline_add_insn): New interface.
2259 * interrupts.c (frv_queue_software_interrupt): New interface.
2260 (frv_queue_program_interrupt): New interface.
2261 (frv_queue_illegal_instruction_interrupt: New interface.
2262 (frv_queue_interrupt): New interface.
2263 (frv_detect_insn_access_interrupts): New interface.
2264 (frv_process_interrupts): New interface.
2265 (frv_program_interrupt): New interface.
2266 (frv_software_interrupt): New interface.
2267 (frv_program_or_software_interrupt): New interface.
2268 * frv.c: Use new interfaces.
2269 * pipeline.c: Use new interfaces.
2270 * traps.c: Use new interfaces.
2271 * memory.c: Use new interfaces.
2272 (frv_address_forbidden): No longer static.
2274 1999-10-19 Dave Brolley <brolley@cygnus.com>
2276 * traps.c (frvbf_check_non_excepting_load): Set NESR.DAEC, NESR.REC and
2278 * mloop.in (_parallel_write_queued): Handle CGEN_FN_PC_WRITE.
2279 * frv.c (frvbf_h_pc_set_handler): New function.
2280 * interrupts.c (frv_detect_data_interrupt): Removed.
2281 (address_forbidden): Removed.
2282 * frv-sim.h (frv_detect_data_interrupt): Removed.
2283 (NESR_MEM_ADDRESS_NOT_ALIGNED): New macro.
2284 (NESR_REGISTER_NOT_ALIGNED): New macro.
2285 (NESR_UQI_SIZE): New macro.
2286 (NESR_QI_SIZE): New macro.
2287 (NESR_UHI_SIZE): New macro.
2288 (NESR_HI_SIZE): New macro.
2289 (NESR_SI_SIZE): New macro.
2290 (NESR_DI_SIZE): New macro.
2291 (NESR_XI_SIZE): New macro.
2292 (GET_NESR_DAEC): New macro.
2293 (SET_NESR_DAEC): New macro.
2294 (GET_NESR_REC): New macro.
2295 (SET_NESR_REC): New macro.
2296 (GET_NESR_EC): New macro.
2297 (SET_NESR_EC): New macro.
2298 (frvbf_read_mem_QI): New function.
2299 (frvbf_read_mem_UQI): New function.
2300 (frvbf_read_mem_HI): New function.
2301 (frvbf_read_mem_UHI): New function.
2302 (frvbf_read_mem_SI): New function.
2303 (frvbf_read_mem_WI): New function.
2304 (frvbf_read_mem_DI): New function.
2305 (frvbf_read_mem_DF): New function.
2306 (frvbf_write_mem_QI): New function.
2307 (frvbf_write_mem_UQI): New function.
2308 (frvbf_write_mem_HI): New function.
2309 (frvbf_write_mem_UHI): New function.
2310 (frvbf_write_mem_SI): New function.
2311 (frvbf_write_mem_WI): New function.
2312 (frvbf_write_mem_DI): New function.
2313 (frvbf_write_mem_DF): New function.
2314 * Makefile.in (SIM_OBJS): Add memory.o.
2315 * cpu.c,cpu.h,sem.c: Rebuild.
2317 1999-10-18 Dave Brolley <brolley@cygnus.com>
2319 * sim-if.c (sim_open): Use a real fpu error function.
2320 * pipeline.c (frv_pipeline_add_insn): Don't add invalid insns.
2321 * mloop.in (_parallel_write_queued): Clear queue after writing.
2322 * interrupts.c (check_for_compound_interrupt): New function.
2323 (non_operating_interrupt): New function.
2324 * frv-sim.h (frvbf_h_gr_double_get_handler): New function.
2325 (frvbf_h_gr_double_set_handler): New function.
2326 (frvbf_h_fr_double_get_handler): New function.
2327 (frvbf_h_fr_double_set_handler): New function.
2328 (frvbf_h_cpr_double_get_handler): New function.
2329 (frvbf_h_cpr_double_set_handler): New function.
2330 (frv_interrupt_queue_element): New struct type.
2331 (frv_queue_program_interrupt): Now takes pc.
2332 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2333 (frv_queue_interrupt): Now takes pc.
2334 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2335 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2336 (frvbf_division_exception): New function.
2337 (frvbf_fpu_error): New function.
2338 (frvbf_load_multiple_GR): New function.
2339 (frvbf_load_multiple_FR): New function.
2340 (frvbf_load_multiple_CPR): New function.
2341 * frv.c (frvbf_h_gr_double_get_handler): New function.
2342 (frvbf_h_gr_double_set_handler): New function.
2343 (frvbf_h_fr_double_get_handler): New function.
2344 (frvbf_h_fr_double_set_handler): New function.
2345 (frvbf_h_cpr_double_get_handler): New function.
2346 (frvbf_h_cpr_double_set_handler): New function.
2347 (frv_interrupt_queue_element): New struct type.
2348 (frv_queue_program_interrupt): Now takes pc.
2349 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2350 (frv_queue_interrupt): Now takes pc.
2351 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2352 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2353 (frvbf_fpu_error): New function.
2354 (frvbf_load_multiple_GR): New function.
2355 (frvbf_load_multiple_FR): New function.
2356 (frvbf_load_multiple_CPR): New function.
2357 * traps.c (frvbf_division_exception): New function.
2358 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2360 1999-10-12 Dave Brolley <brolley@cygnus.com>
2362 * mloop.in (new_vpc): New variable.
2363 (main loop): Call frv_detect_insn_access_interrupts. Call
2364 frv_detect_data_interrupts.
2365 * interrupts.c (access_queued_to): New function.
2366 (frv_detect_data_interrupts): New function.
2367 (frv_detect_insn_access_interrupts): New function.
2368 (frv_program_or_software_interrupt): Set PSR.S.
2369 * frv-sim.h (frv_detect_data_interrupts): New function.
2370 (frv_detect_insn_interrupts): New function.
2372 1999-10-07 Dave Brolley <brolley@cygnus.com>
2374 * frv-sim.h (frvbf_h_gr_hi_get_handler): New function.
2375 (frvbf_h_gr_hi_set_handler): New function.
2376 (frvbf_h_gr_lo_get_handler): New function.
2377 (frvbf_h_gr_lo.set_handler): New function.
2378 * frv.c (frvbf_h_gr_hi_get_handler): New function.
2379 (frvbf_h_gr_hi_set_handler): New function.
2380 (frvbf_h_gr_lo_get_handler): New function.
2381 (frvbf_h_gr_lo.set_handler): New function.
2382 (frvbf_model_fr500_u_integer): New function.
2383 * arch.h,cpu.h,cpu.c,decode.h,decode.c,model.c,sem.c: Rebuild.
2385 1999-10-04 Dave Brolley <brolley@cygnus.com>
2387 * traps.c: Use sim_engine_abort.
2388 * pipeline.c (frv_pipeline): Add field for insn major.
2389 (add_next_to_pipe): Return address of matching pipeline.
2390 (find_major_in_pipeline): New function.
2391 (check_insn_major_constraints: New function.
2392 (frv_pipeline_add_insn): Add checks for insn major constraints.
2393 * interrupts.c (frv_process_interrupts): Use sim_engine_abort.
2394 * frv.c (frvbf_h_spr_get_handler): No need to abort.
2396 Thu Sep 30 18:10:25 1999 Dave Brolley <brolley@cygnus.com>
2398 * pipeline.c: New file.
2399 * mloop.in (main loop): Call frv_pipeline_reset.
2400 Call frv_pipeline_add_insn.
2401 * frv-sim.h (frv_pipeline_reset): New function.
2402 (frv_pipeline_add_insn): New function.
2403 * Makefile.in (SIM_OBJS): Add pipeline.o
2405 1999-09-29 Doug Evans <devans@casey.cygnus.com>
2408 * traps.c (sim_engine_invalid_insn): New arg `vpc'. Change type of
2409 result to SEM_PC. Return vpc.
2411 Wed Sep 29 16:01:52 1999 Dave Brolley <brolley@cygnus.com>
2413 * interrupts.c (frv_interrupt_table): DATA_STORE_ERROR is imprecise.
2414 (frv_queue_interrupt): Don't detect identical interrupts here.
2416 Wed Sep 29 14:49:52 1999 Dave Brolley <brolley@cygnus.com>
2418 * interrupts.c: New file.
2419 * traps.c (sim_engine_invalid_insn): Return PC of next insn.
2420 (frv_software_interrupt): Moved to interrupts.c.
2421 (frv_itrap): New interface. Call frv_queue_software_interrupt.
2422 * mloop.in (@cpu@_parallel_write_init): set previous_vliw_pc.
2423 (@cpu@_perform_writeback): New function.
2424 (main loop): Call frv_process_interrupts.
2425 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2426 (frv_itrap): New interface.
2427 (frv_interrupt_class): New enumeration.
2428 (frv_interrupt_kind): New enumeration.
2429 (struct frv_interrupt): New struct type.
2430 (frv_interrupt_table): New table of interrupt information.
2431 (FRV_INTERRUPT_QUEUE_SIZE): New macro.
2432 (struct frv_interrupt_state): New struct type.
2433 (frv_interrupt_state): New global variable.
2434 (previous_vliw_pc): New global variable.
2435 (frv_queue_software_interrupt): New function.
2436 (frv_queue_program_interrupt): New function.
2437 (frv_queue_interrupt): New function.
2438 (frv_process_interrupts): New function.
2439 (frv_program_interrupt): New function.
2440 (frv_software_interrupt): New function.
2441 (frv_program_or_software_interrupt): New function.
2442 (frv_clear_interrupt_classes): New function.
2443 * frv.c (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2444 * Makefile.in (SIM_OBJS): Add interrupts.o
2447 1999-09-25 Doug Evans <devans@casey.cygnus.com>
2449 * cpu.h,cpuall.h,decode.c,sem.c: Rebuild.
2451 Tue Sep 21 17:16:47 1999 Dave Brolley <brolley@cygnus.com>
2453 * mloop.in (main loop): Determine last insn from scache entry.
2455 * cpuall.h: Rebuild.
2457 Tue Sep 14 14:21:31 1999 Dave Brolley <brolley@cygnus.com>
2459 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): New flag.
2460 (NECR_ELOS): Define as unshifted value.
2461 (NECR_NEN): Define as unshifted value.
2462 (NECR_VALID): Define as unshifted value.
2463 (SET_NESR): Rewite to use post-write queue.
2464 (SET_NESR_VALID): Rewite to operate on argument.
2465 (SET_NESR_EAV): Rewite to operate on argument.
2466 (SET_NESR_FR): Rewite to operate on argument.
2467 (CLEAR_NESR_FR): Rewite to operate on argument.
2468 (SET_NESR_DRN): Rewite to operate on argument.
2469 (SET_NESR_SIZE): Rewite to operate on argument.
2470 (SET_NESR_NEAN): Rewite to operate on argument.
2471 (SET_NEEAR): Rewite to use post-write queue.
2472 (SET_NE_FLAG): Rewite to use post-write queue.
2473 (CLEAR_NE_FLAG): Rewite to use post-write queue.
2474 * traps.c (frv_software_interrupt): Rewite to use post-write queue.
2475 (frv_rett): Rewite to use post-write queue.
2476 (next_available_nesr): Rewrite to use new macro interfaces.
2477 (next_valid_nesr): Ditto.
2478 (frvbf_check_non_excepting_load): Ditto.
2479 (frvbf_check_recovering_store): Ditto.
2480 (clear_nesr_neear): Ditto.
2481 (clear_ne_flags): Ditto.
2482 * mloop.in (main loop): Update PCSR with address of next VLIW insn
2484 * frv.c (frvbf_h_spr_get_handler): Shift register fields here now.
2485 (frvbf_store_multiple_GR): Rewite to use post-write queue.
2486 (frvbf_store_multiple_FRint): Rewite to use post-write queue.
2487 (frvbf_store_multiple_CPR): Rewite to use post-write queue.
2488 * Makefile.in (frv.o): Depend on cgen-par.h.
2490 Fri Sep 10 17:03:15 1999 Dave Brolley <brolley@cygnus.com>
2492 * frv-sim.h (frvbf_set_write_next_vliw_addr_to_LR): New function.
2493 (frvbf_write_next_vliw_addr_to_LR): New flag.
2494 * frv.c (frvbf_set_write_next_vliw_addr_to_LR): New function.
2495 * mloop.in: Only take the first branch in a VLIW insn. Set LR to the
2496 address of the next VLIW insn if flag is set.
2497 * cpu.h,decode.c,sem.c: Rebuild.
2499 Tue Sep 7 13:44:23 1999 Dave Brolley <brolley@cygnus.com>
2501 * mloop.in: Limit parallel insns to MAX_PARALLEL_INSNS.
2504 1999-09-02 Doug Evans <devans@casey.cygnus.com>
2506 * configure: Regenerated to track ../common/aclocal.m4 changes.
2508 1999-09-01 Doug Evans <devans@casey.cygnus.com>
2510 * decode.c: Rebuild.
2512 Mon Aug 30 17:54:57 1999 Dave Brolley <brolley@cygnus.com>
2514 * traps.c (frv_rett): New function.
2515 * frv.c (frvbf_h_spr_get_handler): Handle bpsr.
2516 (frvbf_h_spr_set_handler): Handle bpsr.
2517 (frvbf_h_bpsr_get_handler): New function.
2518 (frvbf_h_bpsr_set_handler): New function.
2519 * frv-sim.h (frv_rett): New function.
2520 (frvbf_h_bpsr_get_handler): New function.
2521 (frvbf_h_bpsr_set_handler): New function.
2522 * mloop.in: Read actual packing bit.
2523 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2525 Tue Aug 31 16:04:37 1999 Dave Brolley <brolley@cygnus.com>
2527 * traps.c (WANT_CPU): New macro.
2528 (WANT_CPU_FRVBF): New macro.
2529 (frvbf_check_recovering_store): Use registers for source and queue
2531 * mloop.in: New main loop for parallel support.
2532 (@cpu@_parallel_write_init): New function.
2533 (@cpu@_parallel_write_queued): New function.
2534 * frv-sim.h (set_icc_for_shift_left): New interface.
2535 (set_icc_for_shift_right): New interface.
2536 (frvbf_check_recovering_store): New interface.
2537 * frv.c (set_icc_for_shift_left): Pass and return icc value.
2538 (set_icc_for_shift_right): Pass and return icc value.
2539 (frvbf_check_recovering_store): New interface.
2540 * Makefile.in (FRV_OBJS): Add cgen-par.o.
2541 (stamp-mloop): Add cgen parallel options.
2542 (stamp-arch): Remove with-profile option.
2543 (stamp-cpu): Add cgen parallel options.
2544 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2546 1999-08-28 Doug Evans <devans@casey.cygnus.com>
2548 * cpu.h,decode.c,sem.c: Rebuild.
2550 Wed Aug 25 12:25:04 1999 Dave Brolley <brolley@cygnus.com>
2552 * arch.h,cpu.h,decode.h,model.c,sem.c: Rebuild.
2554 Thu Aug 19 17:59:00 1999 Dave Brolley <brolley@cygnus.com>
2556 * configure.in: fr500 now the default model.
2557 * configure: Regenerate.
2558 * frv.c: Change frv-1 to frv-gen.
2559 (frvbf_model_fr500_u_exec): New function.
2560 * Makefile.in (stamp-cpu): Use 'mach=frv,fr500' to build decoder.
2561 * mloop.in: Fix typos in comments.
2562 * arch.c,arch.h,cpu.h,cpuall.h,decode.h,model.c,sem.c: Rebuild.
2564 1999-08-17 Dave Brolley <brolley@cygnus.com>
2566 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2568 1999-08-09 Doug Evans <devans@casey.cygnus.com>
2570 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2572 1999-08-04 Doug Evans <devans@casey.cygnus.com>
2574 * cpu.h,cpuall.h,decode.c,model.c,sem.c: Rebuild.
2576 Fri Jul 16 14:50:15 1999 Dave Brolley <brolley@cygnus.com>
2578 * frv.c (frvbf_fetch_register): Use GDB register number macros.
2579 (frvbf_store_register): Use GDB register number macros.
2580 (frvbf_cut): New function.
2581 * frv-sim.h (GR_REGNUM_MAX): New macro.
2582 (FR_REGNUM_MAX): New macro.
2583 (PC_REGNUM): New macro.
2584 (LR_REGNUM): New macro.
2585 (frvbf_cut): New function.
2586 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2588 1999-07-15 Stan Shebs <shebs@andros.cygnus.com>
2590 * frv.c (frvbf_fetch_register): Add ability to get LR register,
2591 add default for unhandled registers.
2592 (frvbf_store_register): Add ability to set LR register.
2594 1999-07-14 Stan Shebs <shebs@andros.cygnus.com>
2596 * frv.c (frvbf_fetch_register, frvbf_store_register): Fill in.
2597 (decode_gdb_dr_regnum): Remove, not used.
2599 1999-07-13 Michael Meissner <meissner@cygnus.com>
2601 * Makefile.in (SIM_EXTRA_FLAGS): Incorporate @sim_trapdump@.
2603 * configure.in (--enable-sim-trapdump): New switch to make unknown
2604 traps dump the register contents, instead of doing the trap thing.
2605 * configure: Regenerate.
2607 * frv-sim.h (TRAP_BREAKPOINT): Define as 81, so it can be used.
2608 (TRAP_REGDUMP{1,2}): Define to provide register dumping support
2611 * traps.h (toplevel): Include bfd.h, libiberity.h.
2612 (frv_itrap): Add support for --enable-sim-trapdump and traps 2,3
2613 dumping the registers.
2615 Thu Jul 8 10:57:39 1999 Dave Brolley <brolley@cygnus.com>
2617 * Makefile.in (SIM_EXTRA_LIBS): Removed. libm no longer needed.
2619 Wed Jul 7 17:01:12 1999 Dave Brolley <brolley@cygnus.com>
2621 * cpu.c,cpu.h,decode.c,model.c,sem.c: Rebuild.
2623 Tue Jul 6 16:12:18 1999 Dave Brolley <brolley@cygnus.com>
2625 * frv.c (frvbf_square_root_SF): Removed.
2626 (frvbf_square_root_DF): Removed.
2627 (frvbf_h_fr_double_get_handler): Removed.
2628 (frvbf_h_fr_double_set_handler): Removed.
2629 (frvbf_h_fr_int_get_handler): Removed.
2630 (frvbf_h_fr_int_set_handler): Removed.
2631 * frv-sim.h (frvbf_square_root_SF): Removed.
2632 (frvbf_square_root_DF): Removed.
2633 (frvbf_h_fr_double_get_handler): Removed.
2634 (frvbf_h_fr_double_set_handler): Removed.
2635 (frvbf_h_fr_int_get_handler): Removed.
2636 (frvbf_h_fr_int_set_handler): Removed.
2637 * decode.c,decode.h,model.c,sem.c: Rebuild.
2639 1999-07-05 Doug Evans <devans@casey.cygnus.com>
2641 * Makefile.in (SIM_OBJS): Add cgen-fpu.o, cgen-accfp.o.
2642 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2643 * sim-if.c (sim_open): Initialize fpu.
2644 * frv-sim.h (SETMEMSF,SETMEMDF): Delete.
2645 * frv.c (frvbf_store_multiple_FRint): Replace frvbf_h_fr_int_get
2646 with frvbf_h_fr_get.
2648 Wed Jun 30 15:56:56 1999 Dave Brolley <brolley@cygnus.com>
2650 * frv-sim.h (NESR_RANGE): New macro.
2651 (NO_NESR): New macro.
2652 (GET_NESR_VALID): New macro.
2653 (next_ne_index): Removed.
2654 * traps.c (next_available_nesr): New function.
2655 (next_valid_nesr): New function.
2656 (frvbf_check_non_excepting_load): Use next_available_nesr.
2657 (frvbf_check_recovering_store): Use next_available_nesr and
2659 (clear_nesr_neear): Use next_available_nesr and next_valid_nesr.
2660 (frvbf_check_recovering_store): Only consider one matching register.
2663 Tue Jun 29 16:54:32 1999 Dave Brolley <brolley@cygnus.com>
2665 * frv.c (frvbf_square_root_SF): New function.
2666 (frvbf_square_root_DF): New function.
2667 (frvbf_h_fr_double_get_handler): New function.
2668 (frvbf_h_fr_double_set_handler): New function.
2669 * frv-sim.h (frvbf_square_root_SF): New function.
2670 (frvbf_square_root_DF): New function.
2671 (frvbf_h_fr_double_get_handler): New function.
2672 (frvbf_h_fr_double_set_handler): New function.
2673 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c: Rebuild.
2675 1999-06-28 Dave Brolley <brolley@cygnus.com>
2677 * decode.c,decode.h,model.c,sem.c: Regenerate.
2679 Thu Jun 24 17:26:32 1999 Dave Brolley <brolley@cygnus.com>
2681 * Makefile.in (SIM_EXTRA_LIBS): Add -lm.
2682 * frv-sim.h (frvbf_h_fr_int_get_handler): New function.
2683 (frvbf_h_fr_int_set_handler): New function.
2684 (frvbf_store_multiple_FRint): New function.
2685 (frvbf_square_root_SF): New function.
2686 * frv.c (frvbf_h_fr_int_get_handler): New function.
2687 (frvbf_h_fr_int_set_handler): New function.
2688 (frvbf_store_multiple_FRint): New function.
2689 (frvbf_square_root_SF): New function.
2690 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2692 1999-06-23 Doug Evans <devans@casey.cygnus.com>
2694 * Makefile.in (stamp-mloop): Delete -fast -pbb -switch args
2695 to genmloop.sh. Pass -scache instead.
2696 (mloop.o): Delete sem-switch.c dependency.
2697 (sem-switch.c): Delete rule.
2698 (stamp-cpu): Don't build sem-switch.c.
2699 * sem-switch.c: Delete.
2700 * mloop.in (xfull-exec-*): Fix call to execute.
2701 * tconfig.in (WITH_SCACHE_PBB): Define as 0.
2703 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2705 Tue Jun 22 16:23:57 1999 Dave Brolley <brolley@cygnus.com>
2707 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2709 Mon Jun 21 17:34:10 1999 Dave Brolley <brolley@cygnus.com>
2711 * mloop.in (execute): Force gr0 to zero before each insn.
2712 * cpu.h,cpu.c,decode.c,sem.c,sem-switch.c: Regenerate.
2714 1999-06-18 Doug Evans <devans@casey.cygnus.com>
2716 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2718 Fri Jun 18 17:49:23 1999 Dave Brolley <brolley@cygnus.com>
2720 * frv.c (frvbf_h_gr_get_handler): New function.
2721 (frvbf_h_gr_set_handler): New function:
2722 (frvbf_store-multiple_GR): New function:
2723 (frvbf_store-multiple_FR): New function:
2724 (frvbf_store-multiple_CPR): New function:
2725 * frv-sim.h (frvbf_h_gr_get_handler): New function.
2726 (frvbf_h_gr_set_handler): New function:
2727 (frvbf_store-multiple_GR): New function:
2728 (frvbf_store-multiple_FR): New function:
2729 (frvbf_store-multiple_CPR): New function:
2730 * traps.c (frv_itrap): Implement proper syscalls interface.
2731 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2733 Fri Jun 18 14:36:23 1999 Dave Brolley <brolley@cygnus.com>
2735 * traps.c (frvbf_check_non_excepting_divide): New function.
2736 (frvbf_check_recovering_store): New function.
2737 (clear_nesr_neear): New function.
2738 (clear_ne_flags): New function.
2739 (frvbf_commit): New function.
2741 * frv-sim.h (frvbf_check_non_excepting_divide): New function.
2742 (frvbf_check_recovering_store): New function.
2743 (clear_nesr_neear): New function.
2744 (clear_ne_flags): New function.
2745 (frvbf_commit): New function.
2746 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2748 1999-06-16 Dave Brolley <brolley@cygnus.com>
2750 * frv.c (frvbf_h_spr_get_handler): Handle SPR_NECR.
2751 (frvbf_h_spr_set_handler): Handle SPR_NECR.
2752 * traps.c (next_ne_index): New variable.
2753 (frvbf_check_non_excepting_load): New function.
2754 * frv-sim.h (NECR_ELOS): New macro.
2755 (NECR_NEN): New macro.
2756 (NECR_VALID): New macro.
2757 (SET_NESR_VALID): New macro.
2758 (SET_NESR_EAV): New macro.
2759 (SET_NESR_FR): New macro.
2760 (CLEAR_NESR_FR): New macro.
2761 (SET_NESR_DRN): New macro.
2762 (SET_NESR_SIZE): New macro.
2763 (SET_NESR_NEAN): New macro.
2764 (SET_NEEAR): New macro.
2765 (GET_NE_FLAG): New macro.
2766 (SET_NE_FLAG): New macro.
2767 (CLEAR_NE_FLAG): New macro.
2768 (frvbf_check_non_excepting_load): New function:
2769 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2771 Wed Jun 9 18:12:49 1999 Dave Brolley <brolley@cygnus.com>
2773 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2775 Tue Jun 8 18:13:51 1999 Dave Brolley <brolley@cygnus.com>
2777 * frv.c (cr_logic): Correct andcr, nandcr, andncr and nandncr.
2778 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2780 Mon Jun 7 17:09:15 1999 Dave Brolley <brolley@cygnus.com>
2782 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2784 1999-06-07 Dave Brolley <brolley@cygnus.com>
2786 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2788 Thu Jun 3 17:33:31 1999 Dave Brolley <brolley@cygnus.com>
2790 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2792 Wed Jun 2 17:50:21 1999 Dave Brolley <brolley@cygnus.com>
2794 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2796 Tue Jun 1 17:58:53 1999 Dave Brolley <brolley@cygnus.com>
2798 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2800 Mon May 31 17:57:25 1999 Dave Brolley <brolley@cygnus.com>
2802 * traps.c (frv_software_interrupt): Pass current_cpu to
2803 frvbf_h_psr_esr_get.
2804 (frv_software_interrupt): Calculate the new PC based on TBR.
2805 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2807 1999-05-31 Dave Brolley <brolley@cygnus.com>
2809 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2811 Thu May 27 17:42:00 1999 Dave Brolley <brolley@cygnus.com>
2813 * frv-sim.h (frvbf_h_cccr_get_handler): New function.
2814 (frvbf_h_cccr_set_handler): New function.
2815 (frvbf_scan_result): New function.
2816 (frvbf_cr_logic): New function.
2817 * frv.c (frvbf_h_cccr_get_handler): New function.
2818 (frvbf_h_cccr_set_handler): New function.
2819 (frvbf_scan_result): New function.
2820 (frvbf_cr_logic): New function.
2821 (cr_ops,cr_result,cr_logic): New table.
2822 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2824 1999-05-25 Dave Brolley <brolley@cygnus.com>
2826 * frv.c (frvbf_h_spr_get_handler): Add support for TBR and PSR.
2827 (frvbf_h_spr_set_handler): Add support for TBR and PSR.
2828 (frv_psr_get_handler): New function.
2829 (frv_psr_set_handler): New function.
2830 (frv_tbr_get_handler): New function.
2831 (frv_tbr_set_handler): New function.
2832 (frvbf_h_ccr_get_handler): Add support for fCC.
2833 (frvbf_h_ccr_set_handler): Add support for fCC.
2834 * frv-sim.h (frv_psr_get_handler): New function.
2835 (frv_psr_set_handler): New function.
2836 (frv_tbr_get_handler): New function.
2837 (frv_tbr_set_handler): New function.
2838 * traps.c (frv_software_interrupt): Implement.
2839 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2841 Thu May 20 16:39:27 1999 Dave Brolley <brolley@cygnus.com>
2843 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2845 1999-05-18 Dave Brolley <brolley@cygnus.com>
2847 * frv.c: (frvbf_set_icc_for_shift_left): New function.
2848 (frvbf_set_icc_for_shift_right): New function.
2849 * frv-sim.h (frvbf_set_icc_for_shift_left): New function.
2850 (frvbf_set_icc_for_shift_right): New function.
2851 (SETMEMSF): New Macro.
2852 (SETMEMDF): New Macro.
2853 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2855 Thu May 13 17:14:49 1999 Dave Brolley <brolley@cygnus.com>
2857 * frv.c (frvbf_h_ccr_get_handler): New function.
2858 (frvbf_h_ccr_set_handler): New function.
2859 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2861 Tue May 11 16:13:15 1999 Dave Brolley <brolley@cygnus.com>
2863 * frv-sim.h (frvbf_h_spr_get_handler,frvbf_h_spr_set_handler,
2864 frvbf_h_isr_get_handler, frvbf_h_isr_set_handler): New functions.
2866 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2868 1999-05-10 Dave Brolley <brolley@cygnus.com>
2870 * cpu.h,cpu.c,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2872 Thu May 6 16:48:21 1999 Dave Brolley <brolley@cygnus.com>
2874 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2875 * frv-sim.h (TRAP_SYSCALL): Define as 0x80.
2877 Wed May 5 11:52:24 1999 Dave Brolley <brolley@cygnus.com>
2879 * traps.c (frv_software_interrupt): New function.
2880 (frv_itrap): New function.
2881 * frv-sim.h (TRAP_SYSCALL): define as 0.
2882 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2884 Mon May 3 13:49:21 1999 Dave Brolley <brolley@cygnus.com>
2886 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2888 Thu Apr 29 17:37:06 1999 Dave Brolley <brolley@cygnus.com>
2890 * Directory created.