1 2012-06-15 Joel Brobecker <brobecker@adacore.com>
3 * config.in, configure: Regenerate.
5 2012-03-24 Mike Frysinger <vapier@gentoo.org>
7 * aclocal.m4, config.in, configure: Regenerate.
9 2011-12-03 Mike Frysinger <vapier@gentoo.org>
11 * aclocal.m4: New file.
12 * configure: Regenerate.
14 2011-10-17 Mike Frysinger <vapier@gentoo.org>
16 * configure.ac: Change include to common/acinclude.m4.
18 2011-10-17 Mike Frysinger <vapier@gentoo.org>
20 * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
21 call. Replace common.m4 include with SIM_AC_COMMON.
22 * configure: Regenerate.
24 2011-07-05 Mike Frysinger <vapier@gentoo.org>
26 * sim-if.c (sim_do_command): Delete.
28 2010-04-21 Mike Frysinger <vapier@gentoo.org>
30 * profile.c (sim_profile_print_bar): Add cpu argument.
32 2010-03-30 Mike Frysinger <vapier@gentoo.org>
34 * devices.c (device_error): Add const to message.
36 2010-02-12 Doug Evans <dje@sebabeach.org>
38 * decode.c, * decode.h: Regenerate.
40 2010-02-11 Doug Evans <dje@sebabeach.org>
42 * cpu.h, * decode.c, * model.c, * sem.c: Regenerate.
44 2010-01-24 Doug Evans <dje@sebabeach.org>
48 2010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
50 * configure: Regenerate.
52 2010-01-02 Doug Evans <dje@sebabeach.org>
54 * arch.c, * arch.h, * cpu.c, * cpu.h, * cpuall.h, * decode.c,
55 * decode.h, * model.c, * sem.c: Regenerate, update copyright year.
57 2009-11-22 Doug Evans <dje@sebabeach.org>
60 * cpuall.h: Regenerate.
61 * decode.c: Regenerate.
62 * decode.h: Regenerate.
64 2009-11-03 Doug Evans <dje@sebabeach.org>
70 * cpuall.h: Regenerate.
71 * decode.c: Regenerate.
72 * decode.h: Regenerate.
73 * model.c: Regenerate.
76 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
78 * config.in: Regenerate.
79 * configure: Likewise.
81 * configure: Regenerate.
83 2009-01-07 Hans-Peter Nilsson <hp@axis.com>
87 2008-12-23 Hans-Peter Nilsson <hp@axis.com>
89 * arch.c, arch.h, cpu.c, cpu.h, cpuall.h, decode.c, decode.h,
90 model.c, sem.c: Regenerate.
92 2008-07-11 Hans-Peter Nilsson <hp@axis.com>
94 * configure: Regenerate to track ../common/common.m4 changes.
97 2008-06-06 Vladimir Prus <vladimir@codesourcery.com>
98 Daniel Jacobowitz <dan@codesourcery.com>
99 Joseph Myers <joseph@codesourcery.com>
101 * configure: Regenerate.
103 2006-12-21 Hans-Peter Nilsson <hp@axis.com>
105 * config.in: Regenerate.
107 2006-06-13 Richard Earnshaw <rearnsha@arm.com>
109 * configure: Regenerated.
111 2006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
113 * configure: Regenerated.
115 2006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
117 * configure: Regenerated.
119 2005-10-28 Dave Brolley <brolley@redhat.com>
121 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
123 Contribute the following changes:
124 2003-09-29 Dave Brolley <brolley@redhat.com>
126 * frv-sim.h: Use CGEN_ATTR_VALUE_ENUM_TYPE in place of
127 CGEN_ATTR_VALUE_TYPE.
132 2005-03-23 Mark Kettenis <kettenis@gnu.org>
134 * configure: Regenerate.
136 2005-01-14 Andrew Cagney <cagney@gnu.org>
138 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
139 explicit call to AC_CONFIG_HEADER.
140 * configure: Regenerate.
142 2005-01-12 Andrew Cagney <cagney@gnu.org>
144 * configure.ac: Update to use ../common/common.m4.
145 * configure: Re-generate.
147 2005-01-11 Andrew Cagney <cagney@localhost.localdomain>
149 * configure: Regenerated to track ../common/aclocal.m4 changes.
151 2005-01-07 Andrew Cagney <cagney@gnu.org>
153 * configure.ac: Rename configure.in, require autoconf 2.59.
154 * configure: Re-generate.
156 2004-12-08 Hans-Peter Nilsson <hp@axis.com>
158 * configure: Regenerate for ../common/aclocal.m4 update.
160 2004-08-27 Richard Sandiford <rsandifo@redhat.com>
162 * cpu.[ch], arch.[ch], decode.[ch]: Regenerated.
163 * cpuall.h, model.c, sem.c: Regenerated.
165 2004-03-01 Richard Sandiford <rsandifo@redhat.com>
167 * Makefile.in (SIM_OBJS): Add profile-fr450.o.
168 (profile-fr450.o): New dependency.
169 (stamp-cpu): Add fr450 to the list of machs.
170 * sim-frv.h (SPR_IS_ACC): New macro.
171 (H_SPR_ACC4, H_SPR_ACC63, H_SPR_ACCG4, H_SPR_ACCG63): Delete.
172 * cache.c (frv_cache_init, non_cache_access): Handle bfd_mach_fr450.
173 * frv.c (check_register_alignment, check_fr_register_alignment)
174 (check_memory_alignment, do_media_average): Likewise.
175 (frvbf_clear_accumulators): Likewise. Use a mask of valid registers
176 rather than a consecutive range.
177 * interrupts.c (frv_queue_illegal_instruction_interrupt)
178 (frv_queue_non_implemented_instruction_interrupt): Handle
180 * memory.c (check_data_read_address, check_readwrite_address)
181 (check_insn_read_address, check_write_address): Likewise.
182 * mloop.in (@cpu@_simulate_insn_prefetch): Likewise.
183 * profile.c (reset_gr_flags, reset_fr_flags, reset_acc_flags)
184 (frvbf_model_insn_before, frvbf_model_insn_after): Likewise.
185 * profile-fr450.c: New file.
186 * registers.c (fr450_spr): New array.
187 (frv_register_control_init): Check its size. Use it for fr450.
188 (frv_check_register_access): Handle bfd_mach_fr450.
189 (frv_check_spr_read_access): Likewise. Generalize accumulator check.
190 * traps.c (frv_core_signal, frvbf_media_cr_not_aligned): Likewise.
191 (frvbf_media_acc_not_aligned): Likewise.
192 (frvbf_media_register_not_aligned): Likewise.
193 * arch.c: Regenerate.
194 * arch.h: Regenerate.
196 * cpuall.h: Regenerate.
197 * decode.h: Regenerate.
198 * model.c: Regenerate.
200 2004-03-01 Richard Sandiford <rsandifo@redhat.com>
202 * cache.c (frv_cache_init): Change fr400 cache statistics to match
204 (non_cache_access): Add missing breaks.
205 * interrupts.c (set_exception_status_registers): Always set EAR15
206 for data_access_errors.
207 * memory.c (fr400_check_write_address): Remove redundant alignment
209 * model.c: Regenerate.
211 2004-03-01 Richard Sandiford <rsandifo@redhat.com>
213 * frv.c (frvbf_iacc_cut): Rework, taking rounding into account.
215 2004-03-01 Richard Sandiford <rsandifo@redhat.com>
217 * decode.c, decode.h, model.c, sem.c: Regenerate.
219 2003-11-24 Kevin Buettner <kevinb@redhat.com>
221 * frv-sim.h (GR_REGNUM_MAX, FR_REGNUM_MAX, PC_REGNUM, SPR_REGNUM_MIN)
222 (SPR_REGNUM_MAX): Delete.
223 * frv.c (gdb/sim-frv.h): Include.
224 (frvbf_fetch_register, frvbf_store_register): Use register number
225 constants from gdb/sim-frv.h. Check availability of general
226 purpose and float registers.
228 2003-11-03 Dave Brolley <brolley@redhat.com>
230 * cache.c (address_interference): Check for higher priority requests
231 in the same pipeline.
233 2003-10-31 Dave Brolley <brolley@redhat.com>
235 * frv-sim.h (LR_REGNUM): Removed.
236 (SPR_REGNUM_MIN,SPR_REGNUM_MAX): New macros.
237 * frv.c (frvbf_fetch_register): Fetch SPR registers based on
238 SPR_REGNUM_MIN and SPR_REGNUM_MAX. Check whether SPRs are implemented.
239 Return 0 for an unimplemented register. Return the length of the data
240 for an implemented register.
241 (frvbf_store_register): Ditto.
243 2003-10-30 Andrew Cagney <cagney@redhat.com>
245 * traps.c: Replace "struct symbol_cache_entry" with "struct
248 2003-10-10 Dave Brolley <brolley@redhat.com>
250 * cpu.h, sem.c: Regenerate.
252 2003-10-06 Dave Brolley <brolley@redhat.com>
254 * profile-fr550.[ch]: New files.
255 * configure.in: Move frv handling to alphabetically correct placement.
256 * Makefile.in: Add fr550 support.
257 * frv-sim.h,frv.c,interrups.c,memory.c,mloop.in,pipeline.c,
258 profile.[ch],registers.c,traps.c: Add fr550 support.
259 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
262 2003-09-25 Dave Brolley <brolley@redhat.com>
264 * reset.c (frv_initialize): Call frv_register_control_init first.
266 2003-09-24 Dave Brolley <brolley@redhat.com>
268 * profile.h (update_FR_ptime): New prototype.
269 (update_FRdouble_ptime): Ditto.
270 (update_SPR_ptime): Ditto.
271 (increase_ACC_busy): Ditto.
272 (enforce_full_acc_latency): Ditto.
273 (post_wait_for_SPR): Ditto.
274 * profile.c (update_FR_ptime): Moved here from profile-fr500.c.
275 (update_FRdouble_ptime): Ditto.
276 (update_SPR_ptime): New function.
277 (increase_ACC_busy): Ditto.
278 (enforce_full_acc_latency): Ditto.
279 (vliw_wait_for_fdiv_resource): Correct resource name.
280 (vliw_wait_for_fsqrt_resource): Ditto.
281 (post_wait_for_SPR): New function.
282 * profile-fr500.c (frvbf_model_fr500_u_commit): New function.
283 (frvbf_model_fr500_u_gr2fr): Pass out_FRk as output register to
284 adjust_float_register_busy.
285 (frvbf_model_fr500_u_gr_load): Record latency of SPR registers.
286 (frvbf_model_fr500_u_fr_load): Wait for and record latency of SPR
288 (frvbf_model_fr500_u_float_arith): Ditto.
289 (frvbf_model_fr500_u_float_dual_arith): Ditto.
290 (frvbf_model_fr500_u_float_div): Ditto.
291 (frvbf_model_fr500_u_float_sqrt): Ditto.
292 (frvbf_model_fr500_u_float_convert): Ditto.
293 (update_FR_ptime): Moved to profile.c
294 (update_FRdouble_ptime): Moved to profile.c
295 * profile-fr400.c (update_FR_ptime): Removed. Identical to functions
297 (update_FRdouble_ptime): Ditto.
298 * arch.h,cpu.h,sem.c,decode.[ch],model.c,sem.c: Regenerated.
300 2003-09-12 Dave Brolley <brolley@redhat.com>
302 * registers.c (frv_check_spr_read_access): Check for access to
303 ACC4-ACC63 and ACCG4-ACCG63.
304 * profile.h (frv-desc.h): #include it.
305 (spr_busy): New member of FRV_PROFILE_STATE.
306 (spr_latency): Ditto.
307 (GNER_FOR_GR): New macro.
308 (FNER_FOR_FR): New maccro.
309 (update_SPR_latency): New function.
310 (vliw_wait_for_SPR): New function.
311 * profile.c (update_latencies): Update SPR latencies.
312 (update_target_latencies): Ditto.
313 (update_SPR_latency): New function.
314 (vliw_wait_for_SPR): New function.
315 * profile-fr500.c (frvbf_model_fr500_u_idiv): Record GNER latency.
316 (frvbf_model_fr500_u_trap): Removed unused variable, ps.
317 (frvbf_model_fr500_u_check): Ditto.
318 (frvbf_model_fr500_u_clrgr): New unit modeller for fr500.
319 (frvbf_model_fr500_u_clrfr): Ditto.
320 (frvbf_model_fr500_u_spr2gr): Wait for SPR.
321 (frvbf_model_fr500_u_gr2spr): Ditto.
322 * frv-sim.h (H_SPR_ACC4): New macro.
323 (H_SPR_ACCG4): New macro;
324 (H_SPR_ACC0): Removed.
325 (H_SPR_ACCG0): Removed.
326 * arch.h,model.c,sem[ch],decode.[ch]: Regenerated.
328 2003-09-10 Dave Brolley <brolley@redhat.com>
330 * profile.c (slot_names): FM1 was listed twice. Changed first
331 instance to FM0. Added IALL, FMALL and FMLOW.
332 (print_parallel): Don't examine slots with no insns.
334 2003-09-09 Dave Brolley <brolley@redhat.com>
336 * frv.c (do_media_average): Select machine using a switch.
338 2003-09-08 Dave Brolley <brolley@redhat.com>
340 On behalf of Doug Evans <dje@sebabeach.org>
341 * Makefile.in (stamp-arch,stamp-cpu): Pass archfile to cgen.
342 Remove copying of .cpu file to cgen/cpu, no longer needed.
344 2003-09-03 Dave Brolley <brolley@redhat.com>
346 * cpu.h, model.c, sem.c, decode.h, decode.c: Regenerated.
348 2003-08-29 Dave Brolley <brolley@redhat.com>
350 * Makefile.in (stamp-arch): Copy frv.cpu from $(srcdir)../../cpu
351 temporarily when regenerating files.
354 2003-08-20 Micheal Snyder <msnyder@redhat.com>
356 * All generated files: Regenerate.
358 2001-10-11 Dave Brolley <brolley@redhat.com>
360 * cpu.h,decode.c,decode.h,sem.c: Regenerate.
362 2001-10-09 Dave Brolley <brolley@redhat.com>
364 * traps.c (frv_rett): Halt if PSR.S and PSR.ET are both set or both
366 * reset.c (frv_hardware_reset): Invalidate both caches.
367 * registers.c: Update init, reset and read-only masks for all registers
369 * profile.h (cur_gr_complex): New field of FRV_PROFILE_STATE
370 (prev_gr_complex): New field of FRV_PROFILE_STATE
371 (set_use_is_gr_complex): New function.
372 (set_use_not_gr_complex): New function.
373 (use_is_gr_complex): New function.
374 (decrease_GR_busy): New function.
375 * profile.c (reset_gr_flags): New function.
376 (reset_cc_flags): New function.
377 (set_use_is_gr_complex): New function.
378 (set_use_not_gr_complex): New function.
379 (use_is_gr_complex): New function.
380 (update_latencies): Reset gr and cc flags when latency reaches 0.
381 (decrease_GR_busy): New function.
382 * profile-fr400.h (fr500_reset_acc_flags): Removed.
383 (fr500_reset_cc_flags): New function.
384 * profile-fr500.c (frvbf_model_fr400_u_*): Reflect latencies from fr500
386 * profile-fr400.h (fr400_reset_gr_flags): New function.
387 (fr400_reset_fr_flags): New function.
388 (fr400_reset_acc_flags): New function.
389 * profile-fr400.c (set_use_not_media_p4): New function.
390 (set_use_not_media_p6): New function.
391 (set_acc_use_not_media_p2): New function.
392 (set_acc_use_not_media_p4): New function.
393 (fr400_reset_gr_flags): New function.
394 (fr400_reset_fr_flags): New function.
395 (fr400_reset_acc_flags): New function.
396 (frvbf_model_fr400_u_*): Reflect latencies from fr400 LSI version 1.1.
397 (frvbf_model_fr400_u_media_hilo): New function.
398 * pipeline.c (frv_vliw_setup_insn): Don't clear MSR0.MTT.
399 * memory.c (fr400_check_data_read_address): Check address range only
400 for double word loads. Don't check alignment here.
401 (fr400_check_readwrite_address): New function.
402 (fr500_check_readwrite_address): New function.
403 (check_readwrite_address): New function.
404 (fr500_check_insn_read_address): Correct address ranges.
405 (frvbf_read_mem_*): Check address range here.
406 (frv_address_forbidden): Removed.
407 (fr400_check_write_address): New function.
408 (check_write_address): New function.
409 (frvbf_write_mem_*): Don't check address range here.
410 (frvbf_mem_set_*): Check address range here.
411 * interrupts.c (frv_queue_data_access_error_interrupt): Now takes an
412 address as second argument.
413 (frv_queue_data_access_exception_interrupt): New function.
414 (frv_queue_illegal_instruction_interrupt): Generate fp_exception for
415 media insns on fr400.
416 (frv_queue_non_implemented_instruction_interrupt): Generate mp_exception
417 for media insns on fr400.
418 (frv_detect_insn_access_interrupts): Don't check for illegal addresses
419 of insns here. Check for MTRAP insn if PSR.EM is not set.
420 (frv_set_mp_exception_registers): Only set MSR0.MTT if it is not already
422 (set_exception_status_registers): Do not always set EPCR. Set EAR for
423 data_acess_error only if not fr400.
424 * frv.c (do_media_average): New function.
425 (frvbf_media_average): New function.
426 (frvbf_insn_cache_invalidate): Check for illegal invocation.
427 (frvbf_data_cache_invalidate): Ditto.
428 (frvbf_data_cache_flush): Ditto.
429 * frv-sim.h (GET_FSR_QNE): New macro.
430 (frv_msr_mtt): Remove MTT_SEQUENCE_ERROR.
431 (GET_MSR_SRDAV): New macro.
432 (GET_MSR_RDAV): New macro.
433 (GET_MSR_RD): New macro.
434 (frv_queue_data_access_error_interrupt): Now takes an address as second
436 (frv_address_forbidden): Removed.
437 * cache.c (non_cache_access): Correct address ranges. Now takes cache
439 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
441 2001-08-20 Dave Brolley <brolley@redhat.com>
443 * sim-main.h (_sim_cpu): New field 'elf_flags'.
444 * sim-if.c (sim_open): Extract the elf_flags from the input file and
445 save them with each cpu.
446 * mloop.in (main loop): Pass elf flags to frv_vliw_reset. Set
447 last_insn_p before executing the insn.
448 * cache.c (frv_cache_invalidate): Flush scache if this is the cpu's
450 (frv_cache_invalidate_all): Ditto.
452 2001-08-20 Richard Sandiford <rsandifo@redhat.com>
454 * traps.c (syscall_read_mem): Flush the data cache before reading.
455 (syscall_write_mem): Flush the data cache before writing.
456 Invalidate both caches.
458 2001-07-05 Ben Elliston <bje@redhat.com>
460 * Makefile.in (stamp-arch): Use $(CGEN_CPU_DIR).
461 (stamp-cpu): Likewise.
463 2001-05-23 Dave Brolley <brolley@redhat.com>
465 * profile-fr400.c (acc_use_is_media_p2): New function.
466 (frvbf_model_fr400_u_media_2): Account for latency of output
468 (frvbf_model_fr400_u_media_2_quad): Ditto.
469 (frvbf_model_fr400_u_media_2_acc): New function.
470 (frvbf_model_fr400_u_media_2_acc_dual): New function.
471 (frvbf_model_fr400_u_media_2_add_sub): New function.
472 (frvbf_model_fr400_u_media_2_add_sub_dual): New function.
473 (frvbf_model_fr400_u_media_3_dual): New function.
474 (frvbf_model_fr400_u_media_4_acc_dual): New function.
475 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
477 2001-05-15 Dave Brolley <brolley@redhat.com>
479 * registers.c (fr400_spr): Enable write access to HSR0.CBM.
480 * profile.h (FRV_PROFILE_STATE): New field 'all_cache_entries'.
481 * profile.c (CACHE_QUEUE_ELEMENT): New 'all' field.
482 (request_cache_flush): Save 'all' argument.
483 (request_cache_invalidate): Save all_cache_entries from profile state
484 to 'all' field of the request.
485 (submit_cache_request): Pass the 'all' field of the request to
486 frv_cache_request_invalidate.
487 * frv.c (frv_insn_cache_invalidate): Add new 'all' parameter. Perform
488 operation even if HSR0.ICE is not set.
489 (frv_data_cache_invalidate): Add new 'all' parameter. Perform
490 operation even if HSR0.DCE is not set.
491 (frv_data_cache_flush): Ditto.
492 * frv-sim.h (frv_insn_cache_invalidate): Add new 'all' parameter.
493 (frv_data_cache_invalidate): Add new 'all' parameter.
494 (frv_data_cache_flush): Add new 'all' parameter.
495 * cache.h (FRV_CACHE_INVALIDATE_REQUEST): Add new 'all' field.
496 (frv_cache_request_invalidate): Add new 'all' parameter.
497 * cache.c (frv_cache_request_invalidate): Add new 'all' parameter. Save
498 its value in the invalidate request.
499 (address_interference): Accept the value '-1' for the address argument
500 to mean 'any address'.
501 (handle_req_invalidate): Handle request to invalidate all cache lines.
502 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
504 2001-05-14 Dave Brolley <brolley@redhat.com>
506 * profile.h (past_first_p): New field of profiling state.
507 (branch_penalty): Ditto.
508 (branch_hint): Ditto.
509 (update_branch_penalty): New function.
510 * profile.c (frvbf_model_insn_after): Reset past_first_p and
511 branch_address fields of the profiling state.
512 (frvbf_model_branch): New function.
513 (update_branch_penalty): New function.
514 * profile-fr500.c (frvbf_model_fr500_u_branch): Remove ICCi_3 and
516 (frvbf_model_fr500_u_trap): New function.
517 (frvbf_model_fr500_u_check): New function.
518 (frvbf_model_fr500_u_media_dual_htob): post-processing latency is 3
520 * profile-fr400.c (frvbf_model_fr400_u_branch): Set branch penalties
521 as documented in the fr400 LSI. Remove ICCi_3 and FCCi_3 inputs.
522 (frvbf_model_fr400_u_media_dual_expand): Check resource usage as
523 documented in teh fr400 LSI.
524 (frvbf_model_fr400_u_media_dual_htob): Ditto.
525 (frvbf_model_fr400_u_media_dual_unpack): Removed.
526 (frvbf_model_fr500_u_trap): New function.
527 (frvbf_model_fr500_u_check): New function.
528 * mloop.in (simulate_dual_insn_prefetch): New function.
529 (@cpu@_simulate_insn_prefetch): Call simulate_dual_insn_prefetch with
530 arguments for each machine type.
531 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
533 2001-05-09 Dave Brolley <brolley@redhat.com>
535 * Makefile.in (profile.o): Add profile-fr400.h as a dependency.
536 (profile-fr400.o): New target.
537 * profile.c: New file.
538 * profile.h: New file.
539 * profile-fr400.c: New file.
540 * profile-fr400.h: New file.
541 * profile-fr500.c: New file.
542 * profile-fr500.h: New file.
543 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
545 2001-05-02 Dave Brolley <brolley@redhat.com>
547 * sim-main.h (profile.h): #include it.
548 (CPU_PROFILE_STATE): New macro.
549 (profile_state): New frv specific cpu field.
550 * reset.c (frv_initialize): insn_fetch_address and branch_address now
551 part of global profiling state.
552 * Makefile.in (SIM_OBJS): Add profile.o and profile-fr500.o.
553 (SIM_EXTRA_DEPS): Add profile.h.
554 (registers.o): Correct name of source file.
555 (profile.o): New target.
556 (profile-fr500.o): New target.
557 * frv-sim.h: Move profile related data structures to profile.h.
558 * frv.c: Move fr500 specific functions to profile-fr500.c.
559 * cpu.h: Regenerated.
561 2001-04-27 Dave Brolley <brolley@redhat.com>
563 * sim-main.h (CPU_PIPELINE): Renamed to CPU_VLIW.
564 * interrupts.c: Rename FRV_PIPELINE to FRV_VLIW.
565 Rename pipeline to vliw. Rename CPU_PIPELINE to CPU_VLIW.
566 Rename PIPE_* to UNIT_*.
567 (frv_queue_illegal_instruction_interrupt): Use
568 frv_is_float_insn and frv_is_media_insn.
569 (frv_queue_non_implemented_instruction_interrupt): Ditto.
570 (frv_detect_insn_access_interrupts): Ditto.
571 * frv.c: Rename FRV_PIPELINE to FRV_VLIW. Rename pipeline to vliw.
572 Rename CPU_PIPELINE to CPU_VLIW. Rename PIPE_* to UNIT_*.
576 * frv-sim.h (frv_pipeline_setup_insn): Renamed to frv_vliw_setup_insn.
577 * cache.c: Rename PIPE_* to UNIT_*.
579 2001-04-24 Dave Brolley <brolley@redhat.com>
581 * frv.c (frvbf_load_quad_GR): Delete have_data and hsr0.
582 (frvbf_load_quad_FRint): Ditto.
583 (frvbf_load_quad_CPR): Ditto.
584 * cache.c (frv_cache_init): Initialize cache for fr400 vs other
586 (bfd.h): #include it.
587 (non_cache_access): Update for revised fr500 and for fr400.
588 * registers.c (frv_spr): Don't reset PSR.PS.
590 (frv_reset_spr): Set PSR.PS to the former value of PSR.S.
592 2001-04-23 Dave Brolley <brolley@redhat.com>
594 * traps.c (frv_core_signal): On fr400, generate data_access_error.
595 (frvbf_media_cr_not_aligned): On fr400, generate illegal_instruction.
596 (frvbf_media_acc_not_aligned): Ditto.
597 (frvbf_media_register_not_aligned): Ditto.
598 (frvbf_division_exception): Use GET_ISR_EDE.
599 * registers.c (frv_check_spr_read_access): New function.
600 (frv_check_spr_write_access): New function.
601 (frv_check_spr_access): Deleted.
602 (frv_check_register_access): On fr400, generate illegal_instruction.
603 * memory.c (fr400_check_data_read_address): New function.
604 (fr500_check_data_read_address): Ditto.
605 (check_data_read_address): Ditto.
606 (fr400_check_insn_read_address): Ditto.
607 (fr500_check_insn_read_address): Ditto.
608 (check_insn_read_address): Ditto.
609 (frvbf_read_mem_QI): Call check_data_read_access.
610 (frvbf_read_mem_UQI): Ditto.
611 (frvbf_read_mem_HI): Ditto.
612 (frvbf_read_mem_UHI): Ditto.
613 (frvbf_read_mem_SI): Ditto.
614 (frvbf_read_mem_DI): Ditto.
615 (frvbf_read_mem_DF): Ditto.
616 (frvbf_read_imem_USI): Call check_insn_read_access.
617 (frv_address_forbidden): Now takes cpu as first argument. Check based
619 (fr400_mem_address_unaligned): New function.
620 (fr500_mem_address_unaligned): Ditto.
621 (check_write_address): Ditto.
622 (frvbf_mem_set_QI): Call check_write_address.
623 (frvbf_mem_set_HI): Ditto.
624 (frvbf_mem_set_SI): Ditto.
625 (frvbf_mem_set_DI): Ditto.
626 (frvbf_mem_set_DF): Ditto.
627 (frvbf_mem_set_XI): Ditto.
628 * interrupts.c (bfd.h): #include it.
629 (frv_queue_data_access_error_interrupt): New function.
630 (frv_queue_instruction_access_error_interrupt): New function.
631 (frv_queue_instruction_access_exception_interrupt): New function.
632 (frv_queue_illegal_instruction_interrupt): No fp_exception on fr400.
633 (frv_queue_non_implemented_instruction_interrupt): Ditto.
634 (frv_detect_insn_access_interrupts): Reorder tests to match priority
636 (set_isr_exception_fields): Accumulate dtt bits.
637 * frv.c (check_register_alignment): New function.
638 (check_fr_register_alignment): New function.
639 (check_memory_alignment): New function.
640 (frvbf_h_gr_double_get_handler): Call check_register_alignment.
641 (frvbf_h_gr_double_set_handler): Ditto.
642 (frvbf_h_cpr_double_get_handler): Ditto.
643 (frvbf_h_cpr_double_set_handler): Ditto.
644 (frvbf_h_gr_quad_set_handler): Ditto.
645 (frvbf_h_cpr_quad_set_handler): Ditto.
646 (frvbf_h_fr_double_get_handler): Call check_fr_register_alignment.
647 (frvbf_h_fr_double_set_handler): Ditto.
648 (frvbf_h_fr_quad_set_handler): Ditto.
649 (frvbf_h_spr_get_handler): Call frv_check_spr_read_access.
650 (frvbf_h_spr_set_handler): Call frv_check_spr_write_access.
651 (frvbf_load_quad_GR): Call check_memory_aligment.
652 (frvbf_load_quad_FRint): Ditto.
653 (frvbf_load_quad_CPR): Ditto.
654 (frvbf_store_quad_GR): Call check_memory_aligment and
655 check_register_alignment.
656 (frvbf_store_quad_FRint): Ditto.
657 (frvbf_store_quad_CPR): Ditto.
658 (frvbf_signed_integer_divide: Use GET_ISR_EDEM.
659 * frv-sim.h (H_SPR_ACC0): New macro.
660 (H_SPR_ACC63): New macro.
661 (H_SPR_ACCG0): New macro.
662 (H_SPR_ACCG63): New macro.
663 (frv_dtt): New enumerator.
664 (GET_ISR_EDE): Renamed from GET_ISR_EDEM.
665 (GET_ISR_DTT): New macro.
666 (frv_queue_data_access_error_interrupt): New function.
667 (frv_queue_instruction_access_error_interrupt): New function.
668 (frv_queue_instruction_access_exception_interrupt): New function.
669 (frv_address_forbidden): Now takes cpu as first argument.
672 2001-04-10 Dave Brolley <brolley@redhat.com>
674 * registers.c (fr500_spr): Add new fields to fr500 PSR register.
675 (fr500_spr): Add STBAR and MMCR unimplemented registers for fr500.
676 (fr400_spr): Implement SPR registers for fr400.
677 (frv_register_control_init): Handle bfd_mach_fr400 properly.
678 * frv.c (spr_bpsr_get_handler): Mask field before shifting.
679 (spr_psr_get_handler): Ditto.
680 (spr_ccr_get_handler): Ditto.
681 (spr_cccr_get_handler): Ditto.
682 (frvbf_clear_accumulators): Only 4 accumulators on fr400.
683 * frv-sim.h: Update comment about MCCR_* macros.
684 * cpu.c,cpu.h: Regenerate.
686 2001-04-05 Dave Brolley <brolley@redhat.com>
688 * cpu.h,decode.c,model.c,sem.c: Regenerate.
690 2001-04-05 Dave Brolley <brolley@redhat.com>
692 * reset.c: Update copyright.
693 * registers.c (frv_register_control_init): Handle bfd_mach_fr400.
694 * frv.c (frvbf_model_fr400_u_exec): New function.
695 * Makefile.in (stamp-cpu): Add fr400 to list of machines.
696 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
699 2000-11-22 Dave Brolley <brolley@redhat.com>
701 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
704 2000-11-10 Dave Brolley <brolley@redhat.com>
706 * decode.c: Regenerate.
708 2000-09-12 Dave Brolley <brolley@redhat.com>
710 * traps.c (frv_sim_engine_halt_hook): New function.
711 (frv_itrap): Caches now invalidated in sim_engine_halt via
712 SIM_ENGINE_HALT_HOOK.
714 * sim-main.h (frv_sim_engine_halt_hook): New function.
715 (SIM_ENGINE_HALT_HOOK): New macro.
716 (SIM_ENGINE_RESTART_HOOK): New macro.
717 * interrupts.c: Call to frv_term now done within sim_engine_halt via
718 SIM_ENGINE_HALT_HOOK.
720 2000-09-08 Dave Brolley <brolley@redhat.com>
722 * traps.c (frv_itrap): Invalidate and flush the data and insn caches
723 respectively when stopping for a breakpoint.
725 * cache.h (frv_cache_invalidate_all): New function.
726 * cache.c (frv_cache_invalidate_all): New function.
728 2000-09-05 Dave Brolley <brolley@redhat.com>
730 * traps.c (frv_break): If SIM_HAVE_BREAKPOINTS, call
731 sim_handle_breakpoint. Otherwise if environment != operating call
732 sim_engine_halt. Otherwise handle normally.
733 * interrupts.c (frv_queue_break_interrupt): Don't handle debugger
734 breakpoints here. Moved to frv_break in traps.c.
738 2000-09-01 Dave Brolley <brolley@redhat.com>
740 * interrupts.c (frv_queue_break_interrupt): Call sim_handle_breakpoint
741 before queuing an interrupt in order to allow 'break' to be used as
744 2000-08-29 Dave Brolley <brolley@redhat.com>
746 * traps.c (frv_itrap): Invalidate the insn cache at a breakpoint.
748 2000-07-27 Dave Brolley <brolley@redhat.com>
750 * cpu.h,decode.c: Rebuild.
752 2000-07-26 Dave Brolley <brolley@redhat.com>
754 * frv.c (spr_cccr_get_handler): Change CRx to CCx.
755 (spr_cccr_set_handler): Change CRx to CCx.
756 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
758 2000-07-24 Dave Brolley <brolley@redhat.com>
761 * frv.c (frvbf_unsigned_integer_divide): Queue a write for the result.
762 Don't write it directly.
764 Thu Jul 6 13:51:12 2000 Dave Brolley <brolley@topaz>
766 * configure: Regenerated to track ../common/aclocal.m4 changes.
768 2000-07-05 Ben Elliston <bje@redhat.com>
770 * configure: Regenerated to track ../common/aclocal.m4 changes.
772 2000-06-28 Dave Brolley <brolley@redhat.com>
774 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
776 2000-06-21 Dave Brolley <brolley@redhat.com>
778 * pipeline.c: All code except frv_pipeline_setup_insn moved to
780 * mloop.in (main loop): frv_pipeline_add_insn broken up into
781 frv_pipeline_add_insn and frv_pipeline_setup_insn.
782 * frv-sim.h: Move pipeline status code to frv.opc.
783 * model.c: Regenerate.
785 2000-06-12 Dave Brolley <brolley@redhat.com>
787 * options.c (frv_option_handler): --profile-parallel implies
789 * mloop.in (fetch_buffer): Removed.
790 (@cpu@_simulate_insn_prefetch): Monitoring of fetch buffer moved to
791 run_caches. Use cache directly if not counting cycles. Don't use
792 cache at all if not counting cycles and cache not enabled.
793 * frv.c (frv_insn_fetch_buffer): New global variable.
794 (run_caches): Monitor the status of insn prefetch requests.
795 * frv-sim.h (FRV_INSN_FETCH_BUFFER): New struct type.
796 (frv_insn_fetch_buffer): New global variable.
798 2000-06-12 Dave Brolley <brolley@redhat.com>
800 * mloop.in (fetch_buffer): New static struct.
801 (@cpu@_simulate_insn_prefetch): Rewritten.
802 * cache.c (frv_cache_request_invalidate): Don't invalidate return
804 (address_interference): Defer to any WAR request in either pipeline.
806 2000-06-09 Dave Brolley <brolley@redhat.com>
808 * pipeline.c (insns_in_slot): New Array.
809 (frv_pipeline_add_insn): Call COUNT_INSNS_IN_SLOT.
810 * options.c (frv_options): Remove 'NONBLOCK' argument from data-cache
812 (parse_cache_option): New function.
813 (frv_option_handler): Call parse_cache_option.
814 * frv.c (vliw_branch_taken): New variable.
815 (vliw_load_stall): New variable.
816 (handle_resource_wait): Update vliw_load_stall.
817 (frvbf_model_insn_before): Initialize vliw_branch_taken and
819 (frvbf_model_insn_after): Increment PROFILE_MODEL_LOAD_STALL_CYCLES.
820 (load_wait_for_FR): Update vliw_load_stall.
821 (load_wait_for_GR): Update vliw_load_stall.
822 (load_wait_for_FRdouble): Update vliw_load_stall.
823 (load_wait_for_GRdouble): Update vliw_load_stall.
824 (frvbf_model_fr500_u_branch): Count branches taken and not taken.
825 (slot_names): New static array.
826 (print_parallel): Now takes second argument 'verbose'. Print cycles per
827 VLIW insn and instructions per cycle. Also tabulate the number of insns
828 in each type of VLIW slot.
829 (frv_profile_info): Call print_parallel with new second argument.
830 * frv-sim.h (insn_in_slot): New array.
831 (COUNT_INSNS_IN_SLOT): New macro.
832 (INSNS_IN_SLOT): New macro.
833 * cache.c: Remove references to non_blocking_count. Remove references to
834 last_was_hit. Remove references to req_none.
835 (handle_req_store): Adjust statistics before requeuing the store
837 (handle_req_WAR): Don't let the WAR request affect the cache statistics.
838 * cache.h: Remove references to non_blocking_count. Remove references to
839 last_was_hit. Remove references to req_none.
840 * model.c: Regenerate.
842 2000-06-08 Dave Brolley <brolley@redhat.com>
844 * frv.c (request_complete): Copy load data from the correct return
847 2000-06-07 Dave Brolley <brolley@redhat.com>
849 * traps.c (frv_core_signal): Call frv_term before exiting.
850 (frv_itrap): Call frv_term before exiting.
851 (next_available_nesr): Make sure NECR is implemented before reading it.
852 (next_valid_nesr): Ditto.
853 (frvbf_check_non_excepting_load): Ditto.
854 (frvbf_clear_ne_flags): Ditto.
855 (frvbf_commit): Ditto.
856 (frvbf_check_recovering_store): Delay cache operation if 'model_insn'.
857 * sim-main.h (_sim_cpu): Add load_address, load_length, load_flag and
859 (CPU_LOAD_ADDRESS): New macro.
860 (CPU_LOAD_LENGTH): New macro.
861 (CPU_LOAD_SIGNED): New macro.
862 (CPU_LOAD_LOCK): New macro.
863 * reset.c (frv_term): New function.
864 (frv_power_on_reset): Use SETMEMSI if the cache is not enabled.
865 (frv_hardware_reset): Use SETMEMSI if the cache is not enabled.
866 (frv_software_reset): Use SETMEMSI if the cache is not enabled.
867 * mloop.in (execute): Call FRV_COUNT_CYCLES to decide whether to model
868 the insn. Model the insn in two passes. One before and one after
870 (cache_reqno): new static variable.
871 (@cpu@_simulate_insn_prefetch): Model fetch latency by waiting for the
872 cache rather than assuming a fixed latency.
873 (xinit): Turn on PROFILE_MODEL_P before each vliw insn if the timer is
874 enabled so that modeling data is collected by cgen during execution.
875 (full-exec): Restore PROFILE_MODEL_P after each vliw insn.
876 * memory.c (data_non_cache_access): Removed.
877 (insn_non_cache_access): Removed.
878 (frvbf_read_mem_QI): Delay read operation if 'model_insn'.
879 (frvbf_read_mem_UQI): Delay read operation if 'model_insn'.
880 (frvbf_read_mem_HI): Delay read operation if 'model_insn'.
881 (frvbf_read_mem_UHI): Delay read operation if 'model_insn'.
882 (frvbf_read_mem_SI): Delay read operation if 'model_insn'.
883 (frvbf_read_mem_DI): Delay read operation if 'model_insn'.
884 (frvbf_read_mem_DF): Delay read operation if 'model_insn'.
885 (frvbf_read_imem_USI): Read the cache or ememory passively.
886 (frvbf_write_mem_QI): Don't check for non-cache access here.
887 (frvbf_write_mem_UQI): Call frvbf_write_mem_QI.
888 (frvbf_write_mem_HI): Don't check for non-cache access here.
889 (frvbf_write_mem_UHI): Call frvbf_write_mem_QI.
890 (frvbf_write_mem_SI): Don't check for non-cache access here.
891 (frvbf_write_mem_DI): Don't check for non-cache access here.
892 (frvbf_write_mem_DF): Don't check for non-cache access here.
893 (frvbf_mem_set_QI): Use cycle-accurate cache write if 'model_insn'.
894 (frvbf_mem_set_HI): Use cycle-accurate cache write if 'model_insn'.
895 (frvbf_mem_set_SI): Use cycle-accurate cache write if 'model_insn'.
896 (frvbf_mem_set_DI): Use cycle-accurate cache write if 'model_insn'.
897 (frvbf_mem_set_DF): Use cycle-accurate cache write if 'model_insn'.
898 (frvbf_mem_set_XI): Use cycle-accurate cache write if 'model_insn'.
899 * interrupts.c (check_reset): Read the cache and memory passively.
900 (frv_program_or_software_interrupt): Call frv_term before calling
902 * frv.c (all modeling functions): Break into two passes. One before
903 execuetion and one after. call load_wait_for_* for all GR and FR
905 (frvbf_load_quad_GR): Delay performing the load if 'model_insn'.
906 (frvbf_load_quad_FRint): Delay performing the load if 'model_insn'.
907 (frvbf_load_quad_CPR): Delay performing the load if 'model_insn'.
908 (frvbf_insn_cache_preload): Delay cache operation if 'model_insn'.
909 (frvbf_data_cache_preload): Delay cache operation if 'model_insn'.
910 (frvbf_insn_cache_unlock): Delay cache operation if 'model_insn'.
911 (frvbf_data_cache_unlock): Delay cache operation if 'model_insn'.
912 (frvbf_insn_cache_invalidate): Delay cache operation if 'model_insn'.
913 (frvbf_data_cache_invalidate): Delay cache operation if 'model_insn'.
914 (frvbf_data_cache_flush): Delay cache operation if 'model_insn'.
915 (model_insn): New global variable.
916 (fr_ptime): New array.
917 (cache_request): New enumeration.
918 (CACHE_QUEUE_ELEMENT): New struct type.
919 (CACHE_QUEUE_SIZE): New macro.
920 (cache_queue): New static struct.
921 (request_cache_load): New function.
922 (request_cache_flush): New function.
923 (request_cache_invalidate): New function.
924 (request_cache_preload): New function.
925 (request_cache_unlock): New function.
926 (submit_cache_request): New function.
927 (activate_cache_requests): New function.
928 (load_pending_for_register): New function.
929 (flush_pending_for_address): New function.
930 (remove_cache_queue_element): New function.
931 (copy_load_data): New function.
932 (request_complete): New function.
933 (run_caches): New function.
934 (frv_model_trace_wait_cycles): New function.
935 (wait_for_flush): New function.
936 (frvbf_model_insn_before): Insn prefect wait now modeled in
937 frvbf_simulate_insn_prefetch. Incremement vliw_insns here. Call
939 (frvbf_model_insn_after): Call activate_cache_requests. Don't increment
940 vliw_insns here anymore.
941 (update_FR_latency_for_load): New function.
942 (update_FRdouble_latency_for_load): New function.
943 (update_FR_ptime): New function.
944 (update_FRdouble_ptime): New function.
945 (update_GR_latency_for_swap): New function.
946 (load_wait_for_GR): New function.
947 (load_wait_for_FR): New function.
948 (load_wait_for_GRdouble): New function.
949 (load_wait_for_FRdouble): New function.
950 (frvbf_model_fr500_u_ici): New function.
951 (frvbf_model_fr500_u_dci): New function.
952 (frvbf_model_fr500_u_dcf): New function.
953 (frvbf_model_fr500_u_icpl): New function.
954 (frvbf_model_fr500_u_dcpl): New function.
955 (frvbf_model_fr500_u_icul): New function.
956 (frvbf_model_fr500_u_dcul): New function.
957 * frv-sim.h (frv_term): New function.
958 (insn_non_cache_access): Removed.
959 (FRV_COUNT_CYCLES): New macro.
960 (frv_save_peofile_model_p): New global variable.
961 (model_insn): New enumerated global variable.
962 (frv_model_advance_cycles): New function.
963 (frv_model_trace_wait_cycles): New function.
964 * cache.h (FRV_CACHE_REQUEST_KIND): New enumeration.
965 (FRV_CACHE_WAR_REQUEST): New struct type.
966 (FRV_CACHE_STORE_REQUEST): New struct type.
967 (FRV_CACHE_INVALIDATE_REQUEST): New struct type.
968 (FRV_CACHE_PRELOAD_REQUEST): New struct type.
969 (FRV_CACHE_REQUEST): New struct type.
970 (FRV_CACHE_RETURN_BUFFER): New struct type.
971 (FRV_CACHE_FLUSH_STATUS): New struct type.
972 (FRV_CACHE_STATUS): New struct type.
973 (FRV_CACHE_STAGE): New struct type.
974 (FRV_CACHE_STAGES): New enumeration.
975 (FRV_CACHE_WAR): New struct type.
976 (FRV_CACHE_PIPELINE): New struct type.
977 (FRV_CACHE_ARS): New struct type.
978 (FRV_CACHE_STATISTICS): New struct type.
979 (FRV_CACHE): Add pipeline, statistics, BARS and NARS.
980 (CACHE_RETURN_DATA): 'return_buffer' is now within 'status'.
981 (CACHE_RETURN_DATA_ADDRESS): New macro.
982 (frv_cache_read): Now takes pipe index as second argument.
983 (frv_cache_enabled): New function.
984 (frv_cache_request_load): New function.
985 (frv_cache_request_store): New function.
986 (frv_cache_request_invalidate): New function.
987 (frv_cache_request_preload): New function.
988 (frv_cache_request_unlock): New function.
989 (frv_cache_run): New function.
990 (frv_cache_read_passive_SI): New function.
991 (frv_cache_data_in_buffer): New function.
992 (frv_cache_data_flushed): New function.
993 * cache.c (frv_cache_init): Initialize pipelines and xARS registers.
994 (frv_cache_enabled): New function.
995 (non_cache_access): New function.
996 (write_data_to_memory): Count write accesses for each mode. Write to
997 memory using sim_core_write_unaligned_1;
998 (read_data_from_memory): New function.
999 (fill_line_from_memory): Use read_data_from_memory.
1000 (copy_line_to_return_buffer): New function.
1001 (copy_memory_to_return_buffer): New function.
1002 (set_return_buffer_reqno): New function.
1003 (frv_cache_read): Now takes pipe index as second argument. Check for
1005 (frv_cache_preload): Check for non-cache access.
1006 (frv_cache_unlock): Check for non-cache access.
1007 (invalidate_return_buffer): New function.
1008 (frv_cache_invalidate): Check for non-cache access.
1009 (convert_slot_to_index): New function.
1010 (FREE_CHAIN_SIZE): New macro.
1011 (frv_cache_request_free_chain): New static variable.
1012 (frv_store_request_free_chain): New static variable.
1013 (allocate_new_cache_requests): New function.
1014 (new_cache_request): New function.
1015 (free_cache_request): New function.
1016 (new_store_request): New function.
1017 (pipeline_remove_request): New function.
1018 (pipeline_add_request): New function.
1019 (pipeline_requeue_request): New function.
1020 (next_priority): New function.
1021 (add_WAR_request): New function.
1022 (pipeline_next_request): New function.
1023 (pipeline_stage_request): New function.
1024 (advance_pipelines): New function.
1025 (frv_cache_request_load): New function.
1026 (frv_cache_request_store): New function.
1027 (frv_cache_request_invalidate): New function.
1028 (frv_cache_request_preload): New function.
1029 (frv_cache_request_unlock): New function.
1030 (address_interference): New function.
1031 (wait_for_WAR): New function.
1032 (wait_in_WAR): New function.
1033 (handle_req_load): New function.
1034 (handle_req_preload): New function.
1035 (handle_req_store): New function.
1036 (handle_req_invalidate): New function.
1037 (handle_req_unlock): New function.
1038 (handle_req_WAR): New function.
1039 (arbitrate_requests): New function.
1040 (move_ARS_to_WAR): New function.
1041 (decrease_latencies): New function.
1042 (frv_cache_run): New function.
1043 (frv_cache_read_passive_SI): New function.
1044 (frv_cache_data_in_buffer): New function.
1045 (frv_cache_data_flushed): New function.
1046 * arch.h,decode.c,decode.h,model.c,sem.c: Rebuild.
1048 Wed May 24 14:40:34 2000 Andrew Cagney <cagney@b1.cygnus.com>
1050 * configure: Regenerated to track ../common/aclocal.m4 changes.
1052 2000-05-19 Dave Brolley <brolley@redhat.com>
1054 * traps.c (frv_rett): Check for exceptions in the order specified in the
1055 architecture spec. Allow privileged_instruction interrrupt to be handled
1057 * registers.c (frv_register_control_init): Handle bfd_mach_frvtomcat.
1058 * frv.c (frvbf_signed_integer_divide): Use updated dtt to decide whether
1059 to clear the NE flag.
1060 (frvbf_model_tomcat_u_exec): New function.
1061 * frv-sim.h (frvbf_division_exception): Now returns updated dtt.
1062 * Makefile.in (stamp-cpu): Add 'tomcat' to 'mach' value.
1063 * arch.c,arch.h,cpu.h,cpuall.h,model.h,decode.c,sem.c: Regenerate.
1065 2000-05-18 Dave Brolley <brolley@redhat.com>
1067 * sim-if.c (elf-bfd.h): #include it.
1068 (sim_open): Set machine amd architecture based on elf flags.
1070 2000-04-04 Dave Brolley <brolley@redhat.com>
1072 * frv-sim.h (frv_h_psr_esr_set_handler): Removed.
1073 Delete '#if 0' blocks.
1074 * frv.c: Delete '#if 0' blocks.
1075 (spr_psr_set_handler): Remove special handling for circular referencing of handlers for
1077 (frv_h_psr_esr_set_handler): Removed.
1078 * interrupts.c: Delete '#if 0' blocks.
1079 * memory.c: Delete '#if 0' blocks.
1080 * cpu.c,cpu.h: Regenerate.
1082 2000-04-03 Dave Brolley <brolley@redhat.com>
1084 * traps.c (frvbf_check_recovering_store): Invalidate data cache line
1085 containing the target address.
1086 (clear_nesr_neear): No longer takes hi_available and lo_available.
1087 Remove bogus check for available GR registers.
1088 (frvbf_clear_ne_flags): Update call to clear_nesr_neear.
1089 (frvbf_commit): Update call to clear_nesr_neear.
1090 * interrupts.c (next_available_esr): Removed.
1091 (next_available_edr): Removed.
1092 (next_available_fq): Removed.
1093 * frv.c (frvbf_fetch_register): Remove "FIXME" comment.
1094 (frvbf_store_register): Remove "FIXME" comment.
1095 * frv-sim.h (UART_INCHAR_ADDR): Removed.
1096 (UART_OUTCHAR_ADDR): Removed.
1097 (UART_STATUS_ADDR): Removed.
1098 (UART_INPUT_READY): Removed.
1099 (UART_OUTPUT_READY): Removed.
1100 (FRV_DEVICE_ADDR): Removed.
1101 (FRV_DEVICE_LEN): Removed.
1102 (SET_NESR): Call frvbf_force_update.
1103 (SET_NEEAR): Call frvbf_force_update.
1104 (SET_NE_FLAGS): Call frvbf_force_update.
1106 2000-03-30 Dave Brolley <brolley@redhat.com>
1108 * configure: Regenerated.
1110 2000-03-30 Dave Brolley <brolley@redhat.com>
1112 * registers.c (fr500_spr): Define ESR14-15 and EPCSR14-15 for fr500.
1113 * memory.c (frvbf_write_mem_*): Save slot containing the insn
1114 performing the write.
1115 (frvbf_mem_set_*): Overwrite the slot information of the interrupt
1116 queue element with the information in the interrupt state.
1117 * interrupts.c (frv_queue_interrupt): Call frv_set_interrupt_queue_slot.
1118 (frv_queue_fp_exception_interrupt): Initialize 'new_element'.
1119 (frv_set_interrupt_queue_slot): New function.
1120 (esr_for_data_access_exception): New function.
1121 (set_edr_register): edr_index is now passed in.
1122 (fq_for_exception): New function.
1123 (set_fp_exception_registers): Call fq_for_exception. Interrupt queue
1124 element now passed in.
1125 (set_exception_status_registers): Obtain slot from interrupt queue
1126 element. Call esr_for_data_access_exception. Use ESR14
1127 for data_store_error. Use ESR15 for data_access_error. Use EDR0.
1128 (frv_save_data_written_for_interrupts): Save slot containing the insn
1129 performing the write.
1130 * frv-sim.h (struct frv_fp_exception_info): Use frv_fsr_traps and
1132 (struct frv_interrupt_state): Add 'slot' field.
1133 (frv_set_interrupt_queue_slot): New function.
1134 (frv_set_write_queue_slot): New function.
1136 2000-03-24 Dave Brolley <brolley@redhat.com>
1138 * mloop.in (_parallel_write_init): Initialize
1139 frv_interrupt_state.imprecise_interrupt.
1140 (_parallel_write_queued): After an imprecise interrupt, only perform
1141 forced writes and floating point writes (for certain exceptions).
1142 * interrupts.c (handle_interrupt): Set
1143 frv_interrupt_state.imprecise_interrupt for writeback after an imprecise
1145 (frv_process_interrupts): No need to clear f_ne_flags.
1146 * frv.c (frvbf_signed_integer_divide): Queue writes to GR registers and
1147 force them to happen even if there is an overflow exception.
1148 (frvbf_force_update): New function.
1149 * frv-sim.h (frvbf_force_update): New function.
1150 (struct frv_interrupt_state): Add imprecise_interrupt.
1151 (FRV_WRITE_QUEUE_FORCE_WRITE): New macro.
1152 * sem.c: Regenerate.
1154 2000-03-23 Dave Brolley <brolley@redhat.com>
1156 * traps.c (frv_rett): Queue FRV_ILLEGAL_INSTRUCTION directly.
1157 * registers.c (frv_spr): MCIRL -> MCILR.
1158 * interrupts.c (frv_queue_non_implemented_instruction_interrupt):
1160 (frv_detect_insn_access_interrupts):
1161 Call frv_queue_non_implemented_instruction_interrupt.
1162 (frv_process_interrupts): Clear accumulated NE flags.
1163 * frv.c (frvbf_media_cop): New function.
1164 (frvbf_set_ne_index): Now takes (SIM_CPU *) as first argument. Clear
1165 the NE flag of the given target register.
1166 (frvbf_model_fr500_u_float_arith): Account for FRdouble registers.
1167 (frvbf_model_fr500_u_float_dual_arith): Account for FRdouble registers.
1168 (frvbf_model_fr500_u_float_dual_sqrt): New function.
1169 (frvbf_model_fr500_u_float_convert): Account for FRdouble registers.
1170 (frvbf_model_fr500_u_float_dual_convert): New function.
1171 * frv-sim.h (frvbf_media_cop): New function.
1172 (GET_FQ): Use H_SPR_FQST0.
1173 (SET_FQ): Use H_SPR_FQST0.
1174 (SET_FQ_OPC): Use J_SPR_FQOP0.
1175 (GET_MSR_EMCI): New macro.
1176 (frv_queue_non_implemented_instruction_interrupt): New function.
1177 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1179 2000-03-08 Dave Brolley <brolley@redhat.com>
1181 * traps.c (frv_rett): Align new_pc.
1182 * memory.c (frvbf_read_mem_HI): Align address.
1183 (frvbf_read_mem_UHI): Align address.
1184 (frvbf_read_mem_SI): Align address.
1185 (frvbf_read_mem_DI): Align address.
1186 (frvbf_read_mem_DF): Align address.
1187 (frvbf_read_imem_USI): Align address.
1188 (frvbf_mem_set_HI): Align address.
1189 (frvbf_mem_set_SI): Align address.
1190 (frvbf_mem_set_DI): Align address.
1191 (frvbf_mem_set_DF): Align address.
1192 (frvbf_mem_set_XI): Align address.
1193 * registers.c (frv_spr): Initialize FSR0.NS to 1.
1194 (fr500_spr): Initialize FSR0.NS to 1.
1195 * interrupts.c (frv_queue_mem_address_not_aligned_interrupt): Check
1196 whether the exception is masked.
1197 * frv.c (frvbf_load_quad_GR): Align address.
1198 (frvbf_store_quad_GR): Align address.
1199 (frvbf_load_quad_FRint): Align address.
1200 (frvbf_store_quad_FRint): Align address.
1201 (frvbf_load_quad_CPR): Align address.
1202 (frvbf_store_quad_CPR): Align address.
1203 * frv-sim.h (GET_ISR_EMAM): New macro.
1205 2000-03-08 Dave Brolley <brolley@redhat.com>
1207 * traps.c (frvbf_division_exception): Check for masked overflow and
1208 set NE flags, if necessary.
1209 (frvbf_check_recovering_store): Queue writes to the hardware.
1210 (check_registers_available): Removed.
1211 (which_registers_available): Call frv_{fr,gr}_registers_available.
1212 (frvbf_clear_ne_flags): Call check_register_access.
1213 (frvbf_commit): Call check_register_access.
1214 * registers.h (frv_fr_registers_available): New function.
1215 (frv_gr_registers_available): New function.
1216 (frv_check_register_access): New function.
1217 (frv_check_gr_access): New function.
1218 (frv_check_fr_access): New function.
1219 * registers.c (frv_spr): Correct initial value of ISR.
1220 (fr500_spr): Correct initial value of ISR.
1221 (frv_fr_registers_available): New function.
1222 (frv_gr_registers_available): New function.
1223 (frv_check_register_access): New function.
1224 (frv_check_gr_access): New function.
1225 (frv_check_fr_access): New function.
1226 * interrupts.c (frv_queue_division_exception_interrupt): New function.
1227 (set_isr_exception_fields): New function.
1228 (set_exception_status_registers): Set ISR fields for division exception.
1229 (frv_save_data_written_for_interrupts): Handle CGEN_FN_SF_WRITE.
1230 * frv.c (frvbf_h_gr_get_handler): New function.
1231 (frvbf_h_gr_set_handler): New function.
1232 (frvbf_h_fr_get_handler): New function.
1233 (frvbf_h_fr_set_handler): New function.
1234 (frvbf_h_spr_get_handler): Remove special handling for ISR.
1235 (frvbf_h_spr_set_handler): Remove special handling for ISR.
1236 (spr_isr_get_handler): Removed.
1237 (spr_isr_set_handler): Removed.
1238 (frvbf_signed_integer_divide): New funciton.
1239 (frvbf_unsigned_integer_divide): New funciton.
1240 * frv-sim.h (frvbf_h_gr_get_handler): New function.
1241 (frvbf_h_gr_set_handler): New function.
1242 (frvbf_h_fr_get_handler): New function.
1243 (frvbf_h_fr_set_handler): New function.
1244 (frvbf_signed_integer_divide): New funciton.
1245 (frvbf_unsigned_integer_divide): New funciton.
1246 (frv_dtt): New enumeration.
1247 (struct frv_interrupt_queue_element): Add dtt member.
1248 (GET_ISR): New macro.
1249 (SET_ISR): New macro.
1250 (GET_ISR_EDEM): New macro.
1251 (SET_ISR_DTT): New macro.
1252 (SET_ISR_AEXC): New macro.
1253 (frvbf_division_exception): Add 2 'int' arguments.
1254 (frvbf_check_non_excepting_divide): Removed.
1255 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1257 2000-02-29 Dave Brolley <brolley@redhat.com>
1259 * traps.c (frv_itrap): Use GET_H_GR, SET_H_GR, GET_H_FR.
1260 (frv_rett): Use hardware access macros. Write PSR as a whole.
1261 (next_available_nesr): Check that NECR is valid.
1262 (next_valid_nesr): Check that NECR is valid.
1263 (frvbf_check_non_excepting_load): User new NECR access macros. Don't
1264 call hardware access functions. Use cover macros.
1265 (check_registers_available): New function.
1266 (clear_nesr_near): Check register availability.
1267 (clear_ne_flags): Check register availability.
1268 (frvbf_clear_ne_flags): Check register availability.
1269 (frvbf_commit): Check register availability.
1270 (which_registers_available): New function.
1271 * sim-main.h (registers.h): #include it.
1272 (register_control): New cpu field.
1273 (CPU_REGISTER_CONTROL): New macro.
1274 * reset.c (frv_initialize): Set HSR0 fields for cache here.
1275 (frv_power_on_reset): Initialize SPR registers and RSTR.
1276 (frv_hardware_reset): Initialize SPR registers and RSTR.
1277 (frv_software_reset): Reset SPR registers and RSTR.
1278 * options.c (frv_option_handler): Don't set HSR0 fields for cache here.
1279 Call frv_cache_init.
1280 * mloop.in (main loop): Check for insn access interrupts before
1282 * interrupts.c (frv_queue_external_interrupt): Use GET_H_PSR_ET.
1283 (frv_detect_insn_access_interrupts): Don't call hardware access
1284 functions directly. Use cover macros.
1285 (check_reset): Don't reset RSTR here.
1286 (next_available_esr): ESFR -> ESFR_FLAG.
1287 (next_available_edr): ESFR -> ESFR_FLAG.
1288 (clear_exception_status_registers): Use GET_ESFR and SET_ESFR.
1290 (frv_break_interrupt): Don't call hardware access functions directly.
1292 (frv_program_or_software_interrupt): Ditto.
1293 (frv_external_interrupt): Ditto.
1294 * frv.c (frvbf_fetch_register): Don't call 'get' functions directly.
1295 (frvbf_store_register): Don't call 'set' functions directly.
1296 (frvbf_h_gr_double_get_handler): Use GET_H_GR.
1297 (frvbf_h_gr_double_set_handler): Use SET_H_GR.
1298 (frvbf_h_fr_double_get_handler): Use GET_H_FR.
1299 (frvbf_h_fr_double_set_handler): Use SET_H_FR.
1300 (frvbf_h_fr_int_get_handler): Use GET_H_FR.
1301 (frvbf_h_fr_int_set_handler): Use SET_H_FR.
1302 (frvbf_h_cpr_double_get_handler): Use GET_H_CPR.
1303 (frvbf_h_cpr_double_set_handler): Use SET_H_CPR.
1304 (frvbf_h_gr_quad_set_handler): Use SET_H_GR.
1305 (frvbf_h_fr_quad_set_handler): Use SET_H_FR.
1306 (frvbf_h_spr_get_handler): Check SPR access. Call renamed functions.
1307 Support shadow registers.
1308 (frvbf_h_spr_set_handler): Check SPR access. Call renamed functions.
1309 Support shadow registers.
1310 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1311 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1312 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1313 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1314 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1315 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1316 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1317 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1318 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1319 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1320 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1321 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1322 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1323 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1324 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1325 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1326 (frvbf_h_psr_esr_set_handler): Update to conform to FRV architecture
1328 (spr_ccr_get_handler): Don't reference the hardware directly.
1329 (spr_ccr_set_handler): Don't reference the hardware directly.
1330 (spr_cccr_get_handler): Don't reference the hardware directly.
1331 (spr_cccr_set_handler): Don't reference the hardware directly.
1332 (spr_sr_get_handler): New function.
1333 (spr_sr_set_handler): New function.
1334 (frvbf_switch_supervisor_user_context): Temporarily switch to
1336 (frvbf_store_quad_GR): Don't call handler directly.
1337 (frvbf_store_quad_FRint): Don't call handler directly.
1338 (frvbf_store_quad_CPR): Don't call handler directly.
1339 (frvbf_clear_all_accumulators): Removed.
1340 (frvbf_clear_accumulators): New function.
1341 (frvbf_model_fr500_u_media): Expand busy_adjustment to 8 members.
1342 Account for in_ACCGi and out_ACCGk.
1343 * frv-sim.h (RSTR_HARDWARE_RESET): New macro.
1344 (RSTR_SOFTWARE_RESET): New macro.
1345 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1346 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1347 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1348 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1349 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1350 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1351 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1352 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1353 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1354 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1355 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1356 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1357 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1358 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1359 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1360 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1361 (frvbf_clear_all_accumulators): Removed.
1362 (frvbf_clear_accumulators): New function.
1363 (GET_HSR0): Use GET_H_SPR.
1364 (SET_HSR0): Use SET_H_SPR.
1365 (CLEAR_HSR0_ICE): New macro.
1366 (CLEAR_HSR0_DCE): New macro.
1367 (GET_IHSR8): Use GET_H_SPR.
1368 (GET_PSR): New macro.
1369 (SET_PSR_ET): New macro.
1370 (GET_PSR_PS): New macro.
1371 (SET_PSR_S): New macro.
1372 (GET_ESFR): Changed to reference entire register.
1373 (SET_ESFR): Changed to reference entire register.
1374 (GET_ESFR_FLAG): New macro.
1375 (SET_ESFR_FLAG): New macro.
1376 (NECR_ELOS): Removed.
1377 (NECR_NEN): Removed.
1378 (NECR_VALID): Removed.
1379 (GET_NECR): New macro.
1380 (GET_NECR_ELOS): New macro.
1381 (GET_NECR_NEN): New macro.
1382 (GET_NECR_VALID): New macro.
1383 (NESR_RANGE): Removed.
1384 (GET_NESR): Use GET_H_SPR.
1385 (GET_NE_FLAGS): Use GET_H_SPR.
1386 * cache.h (CACHE_INITIALIZED): New macro.
1387 * Makefile.in (SIM_OBJS): Add registers.o.
1388 (SIM_EXTRA_DEPS): Add registers.h.
1389 (registers.o): New target.
1390 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1392 2000-02-17 Dave Brolley <brolley@redhat.com>
1394 * interrupts.c (frv_interrupt_table): Update priority order and handler
1395 offsets to conform to the architecture version 1.3a.
1396 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1397 to the architecture version 1.3a.
1399 2000-02-17 Dave Brolley <brolley@redhat.com>
1401 * interrupts.c (frv_interrupt_table): Update priority order and handler
1402 offsets to conform to the latest specifications.
1403 (frv_queue_interrupt): Correct comment. Identical interrupts can be
1404 queued. New variable 'iclass' used to test for external interrupts.
1405 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1406 to the latest specifications.
1408 2000-01-20 Dave Brolley <brolley@redhat.com>
1410 * sim-if.c (sim_open): Move frv-specific initialization to
1411 frv_initialize in reset.c.
1412 * interrupts.c (check_reset): Use RSTR_ADDRESS. Check and reset RSTR
1413 status bits for hardware vs software reset.
1414 * reset.c: New file.
1415 * frv-sim.h (frv_initialize): New function.
1416 (frv_power_on_reset): New function.
1417 (frv_hardware_reset): New function.
1418 (frv_software_reset): New function.
1419 (RSTR_ADDRESS): New macro.
1420 (RSTR_INITIAL_VALUE): New macro.
1421 (GET_RSTR_HR): New macro.
1422 (GET_RSTR_SR): New macro.
1423 (SET_RSTR_H): New macro.
1424 (SET_RSTR_S): New macro.
1425 (CLEAR_RSTR_P): New macro.
1426 (CLEAR_RSTR_H): New macro.
1427 (CLEAR_RSTR_S): New macro.
1428 (CLEAR_RSTR_HR): New macro.
1429 (CLEAR_RSTR_SR): New macro.
1431 2000-01-03 Dave Brolley <brolley@cygnus.com>
1433 * mloop.in (execute): Only call modeling function if the pointer is not
1435 * frv.c (frvbf_model_insn_after): Only access FR500_MODEL_DATA for
1438 2000-01-03 Dave Brolley <brolley@cygnus.com>
1440 * options.c (OPTION_FRV_MEMORY_LATENCY): New enumerator.
1441 (frv_options): Add --memory-latency.
1442 (frv_option_handler): Handle FRV_OPTION_MEMORY_LATENCY.
1443 * mloop.in (@cpu@_simulate_insn_prefetch): Use cache memory_latency.
1444 * frv.c (SET_ACC_USE_IS_MEDIA_P1): operate on d->curr_acc_p1
1445 (SET_ACC_USE_NOT_MEDIA_P1): operate on d->curr_acc_p1
1446 (SET_ACC_USE_IS_MEDIA_P2): operate on d->curr_acc_p1
1447 (SET_ACC_USE_NOT_MEDIA_P2): operate on d->curr_acc_p1
1448 (update_latencies): Only clear usage flags if the register has no
1450 (frvbf_model_insn_before): Update cur_acc_p1 and cur_acc_p2. Use | (or)
1451 not |= (or assgnment).
1452 (frvbf_model_insn_after): Print post processing wait for all insns.
1453 Update prev_acc_p1 and prev_acc_p2.
1454 (frvbf_model_fr500_u_gr_load_store): Use cache memory_latency.
1455 (frvbf_model_fr500_u_fr_load_store): Use cache memory_latency.
1456 (frvbf_model_fr500_u_swap): Use cache memory_latency.
1457 (frvbf_model_fr500_u_media): Use busy_adjustment[4] for out_ACC40Sk.
1458 (frvbf_model_fr500_u_media): Use busy_adjustment[5] for out_ACC40Uk.
1459 (frvbf_model_fr500_u_media_quad_arith): New function.
1460 (frvbf_model_fr500_u_media_dual_mul): New function.
1461 (frvbf_model_fr500_u_media_quad_mul): New function.
1462 (frvbf_model_fr500_u_media_quad_complex): New function.
1463 (frvbf_model_fr500_u_media_dual_expand): New function.
1464 (frvbf_model_fr500_u_media_dual_unpack): New function.
1465 (frvbf_model_fr500_u_media_dual_btoh): New function.
1466 (frvbf_model_fr500_u_media_dual_htob): New function.
1467 (frvbf_model_fr500_u_media_dual_btohe): New function.
1468 (frv_ref_SI): New function.
1469 * cache.h (FRV_CACHE): Add memory_latency field.
1470 * cache.c (frv_cache_init): Initialize memory_latency.
1471 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1473 1999-12-17 Dave Brolley <brolley@cygnus.com>
1475 * sim-if.c (sim_open): Initialize insn prefetch and reset register.
1476 * options.c (OPTIONS_FRV_PROFILE_CACHE): New enumeration.
1477 (OPTIONS_FRV_PROFILE_PARALLEL): New enumeration.
1478 (OPTIONS_FRV_TIMER): New enumeration.
1479 (frv_options): Add --profile-cache, --profile-parallel, --timer.
1480 (frv_option_handler): Override common implementation of -p. Handle
1481 --profile-cache, --profile-parallel, --timer.
1482 * mloop.in (execute): Call profiling functions if the timer interrupt
1484 (@cpu@_simulate_insn_prefetch): New function.
1485 (main loop): Call @cpu@_simulate_insn_prefetch.
1486 * interrupts.c (frv_queue_interrupt): Don't queue two external
1487 interrupts of the same priority.
1488 (frv_queue_external_interrupt): New function.
1489 (frv_external_interrupt): New function.
1490 (handle_interrupt): Handle external interrupts.
1491 (check_reset): New function.
1492 (frv_process_interrupts): Call check_reset.
1493 * frv.c: Include "bfd.h"
1494 (frvbf_h_psr_get_handler): Set the PIL field.
1495 (frvbf_h_psr_set_handler): Get the PIL field.
1496 (DUAL_REG): New macro.
1497 (DUAL_DOUBLE): New macro.
1498 (SET_USE_IS_FPOP): New macro.
1499 (SET_USE_NOT_FPOP): New macro.
1500 (USE_IS_FPOP): New macro.
1501 (SET_USE_IS_MEDIA): New macro.
1502 (SET_USE_NOT_MEDIA): New macro.
1503 (USE_IS_MEDIA_P1): New macro.
1504 (SET_USE_IS_MEDIA_P1): New macro.
1505 (SET_USE_NOT_MEDIA_P1): New macro.
1506 (SET_USE_IS_MEDIA_P2): New macro.
1507 (SET_USE_NOT_MEDIA_P2): New macro.
1508 (USE_IS_MEDIA_P2): New macro.
1509 (SET_ACC_USE_IS_MEDIA_P1): New macro.
1510 (SET_ACC_USE_NOT_MEDIA_P1): New macro.
1511 (ACC_USE_IS_MEDIA_P1): New macro.
1512 (SET_ACC_USE_IS_MEDIA_P2): New macro.
1513 (SET_ACC_USE_NOT_MEDIA_P2): New macro.
1514 (ACC_USE_IS_MEDIA_P2): New macro.
1515 (RESOURCE_IDIV): New macro.
1516 (RESOURCE_FDIV): New macro.
1517 (RESOURCE_SQRT): New macro.
1518 (fr_busy_adjust): New array.
1519 (acc_busy_adjust): New array.
1520 (apply_latency_adjustments): New function.
1521 (update_latencies): New function.
1522 (handle_wait_cycles): New function.
1523 (handle_resource_wait): New function.
1524 (update_target_latencies): New function.
1525 (frvbf_model_insn_before): Add resource latency to cycle counts.
1526 (frvbf_model_insn_after): Add resource latency to cycle counts.
1527 (update_GR_latency): New function.
1528 (update_GRdouble_latency): New function.
1529 (update_FR_latency): New function.
1530 (update_FRdouble_latency): New function.
1531 (decrease_ACC_busy): New function.
1532 (decrease_FR_busy): New function.
1533 (increase_FR_busy): New function.
1534 (update_ACC_latency): New function.
1535 (update_CCR_latency): New function.
1536 (update_idiv_resource_latency): New function.
1537 (update_fdiv_resource_latency): New function.
1538 (update_fsqrt_resource_latency): New function.
1539 (vliw_wait_for_GR): New function.
1540 (vliw_wait_for_GRdouble): New function.
1541 (vliw_wait_for_FR): New function.
1542 (vliw_wait_for_FRdouble): New function.
1543 (vliw_wait_for_CCR): New function.
1544 (vliw_wait_for_ACC): New function.
1545 (vliw_wait_for_idiv_resource): New function.
1546 (vliw_wait_for_fdiv_resource): New function.
1547 (vliw_wait_for_fsqrt_resource): New function.
1548 (enforce_full_fr_latency): New function.
1549 (frvbf_model_fr500_u_exec): New function.
1550 (frvbf_model_fr500_u_integer): New function.
1551 (frvbf_model_fr500_u_imul): New function.
1552 (frvbf_model_fr500_u_idiv): New function.
1553 (frvbf_model_fr500_u_branch): New function.
1554 (frvbf_model_fr500_u_set_hilo): New function.
1555 (frvbf_model_fr500_u_gr_load_store): New function.
1556 (frvbf_model_fr500_u_fr_load_store): New function.
1557 (frvbf_model_fr500_u_swap): New function.
1558 (frvbf_model_fr500_u_fr2fr): New function.
1559 (frvbf_model_fr500_u_fr2gr): New function.
1560 (frvbf_model_fr500_u_spr2gr): New function.
1561 (frvbf_model_fr500_u_gr2fr): New function.
1562 (frvbf_model_fr500_u_gr2spr): New function.
1563 (post_wait_for_FR): New function.
1564 (post_wait_for_FRdouble): New function.
1565 (post_wait_for_ACC): New function.
1566 (post_wait_for_CCR): New function.
1567 (post_wait_for_fdiv): New function.
1568 (post_wait_for_fsqrt): New function.
1569 (adjust_float_register_busy): New function.
1570 (adjust_double_register_busy): New function.
1571 (restore_float_register_busy): New function.
1572 (restore_double_register_busy): New function.
1573 (frvbf_model_fr500_u_float_arith): New function.
1574 (frvbf_model_fr500_u_float_dual_arith): New function.
1575 (frvbf_model_fr500_u_float_div): New function.
1576 (frvbf_model_fr500_u_float_sqrt): New function.
1577 (frvbf_model_fr500_u_float_compare): New function.
1578 (frvbf_model_fr500_u_float_dual_compare): New function.
1579 (frvbf_model_fr500_u_float_convert): New function.
1580 (frvbf_model_fr500_u_media): New function.
1581 (frvbf_model_fr500_u_barrier): New function.
1582 (frvbf_model_fr500_u_membar): New function.
1583 * frv-sim.h (LEUINT): New macro.
1584 (GET_HSR0_SA): New macro.
1585 (struct frv_interrupt_timer): New struct.
1586 (struct frv_interrupt_state): Add timer fiield.
1587 (frv_queue_external_interrupt): New function.
1588 (frv_external_interrupt): New function.
1589 (frv_profile_info): New function.
1590 (PROFILE_CACHE_IDX): New enumerator.
1591 (PROFILE_PARALLEL_IDX): New enumerator.
1592 (PROFILE_cache): New macro.
1593 (PROFILE_parallel): New macro.
1594 (WITH_PROFILE_CACHE_P): New macro.
1595 (WITH_PROFILE_PARALLEL_P): New macro.
1596 * cache.h (FRV_CACHE): Add last_was_hit field.
1597 * cache.c (get_tag): Use new last_was_hit field.
1598 (frv_cache_read): Ditto.
1599 (frv_cache_write): Ditto.
1600 * arch.h,cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1602 1999-12-13 Dave Brolley <brolley@cygnus.com>
1604 * frv.c (frvbf_h_spr_set_handler): Handle accumulator guards.
1605 (frvbf_clear_all_accumulators): Pass frvbf_h_acc40S_set to
1606 sim_queue_fn_di_write.
1607 (frvbf_media_cut_ss): New function.
1608 * frv-sim.h (frvbf_media_cut_ss): New function.
1609 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1611 1999-12-13 Dave Brolley <brolley@cygnus.com>
1613 * pipeline.c (check_insn_major_constraints): F-4, F-8 and M-8 have
1615 * interrupts.c (frv_queue_illegal_instruction_interrupt): Use
1616 FRV_IS_FLOAT_INSN and FRV_IS_MEDIA_INSN.
1617 (frv_detect_insn_access_interrupts): Use FRV_IS_FLOAT_INSN and
1619 * frv.c (frvbf_model_simple_u_exec): New function.
1620 * frv-sim.h (FRV_IS_FLOAT_INSN): Range includes F-8.
1621 (FRV_IS_MEDIA_INSN): Range includes M-8.
1623 * Makefile.in (stamp-cpu): add 'simple' to the list of machines.
1624 * arch.c,arch.h,cpu.h,cpuall.h,decode.c,decode.h,model.c,sem.c:
1627 1999-12-10 Dave Brolley <brolley@cygnus.com>
1629 * traps.c (check_registers_available): New function.
1630 (clear_ne_flags): Generate register_exception if register(s) not
1632 (frvbf_commit): Generate register_exception if register(s) not
1634 * interrupts.c (frv_program_or_software_interrupt): No need to copy
1636 * frv.c (frvbf_h_psr_set_handler): Special handling for PSR.S and
1638 (frvbf_h_psr_s_set_handler): New function.
1639 (frvbf_h_psr_esr_set_handler): New function.
1640 (frvbf_switch_supervisor_user_context): New function.
1641 (frvbf_scan_result): Reflect latest ISA.
1642 * frv-sim.h (frvbf_h_psr_s_set_handler): New function.
1643 (frvbf_h_psr_esr_set_handler): New function.
1644 (frvbf_switch_supervisor_user_context): New function.
1645 (GET_HSR0_FRN): New Macro.
1646 (GET_HSR0_GRN): New Macro.
1647 (GET_HSR0_FRHE): New Macro.
1648 (GET_HSR0_FRLE): New Macro.
1649 (GET_HSR0_GRHE): New Macro.
1650 (GET_HSR0_GRLE): New Macro.
1651 (frv_ec): New value for FRV_EC_COMMIT_EXCEPTION.
1652 (GET_ESFR): New bit ordering.
1653 (SET_ESFR): New bit ordering.
1654 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1656 1999-12-10 Michael Meissner <meissner@cygnus.com>
1658 * Makefile.in (sim-if.o): Add eng.h dependency.
1660 1999-12-09 Dave Brolley <brolley@cygnus.com>
1662 * mloop.in (execute): Pass sc->first_insn_p to @cpu@_model_insn_before.
1663 Pass sc->last_insn_p to @cpu@_model_insn_before.
1664 (main loop): Compute sc->first_insn_p.
1665 * frv.c (frvbf_model_insn_before): Set state variables.
1666 (frvbf_model_insn_after): Count basic cycles. Set state variables.
1667 (frvbf_model_fr500_u_integer): Remove.
1668 * arch.h,cpu.h,decode.h,model.c: Regenerate.
1670 1999-12-07 Dave Brolley <brolley@cygnus.com>
1672 * sim-main.h (cache.h): Include it.
1673 (insn_cache): New member.
1674 (data_cache): New member.
1675 (CPU_INSN_CACHE): New macro.
1676 (CPU_DATA_CACHE): New macro.
1677 * sim-if.c (WANT_CPU): New macro.
1678 (WANT_CPU_FRVBF): New macro.
1679 (sim_open): Call sim_add_option_table. Call frv_cache_init for the
1680 data and insn caches for each cpu.
1681 (sim_close): Call frv_cache_term for the insn and data caches of each
1683 * mloop.in (extract): Read insn from the cache.
1684 (main loop): Access the insn cache in order to maintain stats.
1685 * memory.c (data_non_cache_access): New function.
1686 (insn_non_cache_access): New function.
1687 (frvbf_read_mem_QI): Attempt to read from the cache first.
1688 (frvbf_read_mem_UQI): Ditto.
1689 (frvbf_read_mem_HI): Ditto.
1690 (frvbf_read_mem_UHI): Ditto.
1691 (frvbf_read_mem_SI): Ditto.
1692 (frvbf_read_mem_DI): Ditto.
1693 (frvbf_read_mem_DF): Ditto.
1694 (frvbf_read_imem_USI): New function.
1695 (frvbf_write_mem_QI): Write through the cache is it is enabled.
1696 (frvbf_write_mem_UQI): Ditto.
1697 (frvbf_write_mem_HI): Ditto.
1698 (frvbf_write_mem_UHI): Ditto.
1699 (frvbf_write_mem_SI): Ditto.
1700 (frvbf_write_mem_DI): Ditto.
1701 (frvbf_write_mem_DF): Ditto.
1702 (frvbf_mem_set_QI): New function.
1703 (frvbf_mem_set_HI): New function.
1704 (frvbf_mem_set_SI): New function.
1705 (frvbf_mem_set_DI): New function.
1706 (frvbf_mem_set_DF): New function.
1707 (frvbf_mem_set_XI): New function.
1708 * interrupts.c (frv_save_data_written_for_interrupts): Handle
1709 CGEN_FN_MEM_QI_WRITE,
1710 CGEN_FN_MEM_HI_WRITE, CGEN_FN_MEM_SI_WRITE, CGEN_FN_MEM_DI_WRITE,
1711 CGEN_FN_MEM_DF_WRITE, CGEN_FN_MEM_XI_WRITE.
1712 * frv.c (frvbf_load_quad_GR): Call frvbf_read_mem_SI.
1713 Call sim_queue_fn_mem_xi_write.
1714 (frvbf_load_quad_FRint): Call frvbf_read_mem_SI.
1715 Call sim_queue_fn_mem_xi_write.
1716 (frvbf_load_quad_CPR): Call frvbf_read_mem_SI.
1717 Call sim_queue_fn_mem_xi_write.
1718 (frvbf_insn_cache_preload): New function.
1719 (frvbf_data_cache_preload): New function.
1720 (frvbf_insn_cache_unlock): New function.
1721 (frvbf_data_cache_unlock): New function.
1722 (frvbf_insn_cache_invalidate): New function.
1723 (frvbf_data_cache_invalidate): New function.
1724 (frvbf_data_cache_flush): New function.
1725 * frv-sim.h (sim-options.h): Include it.
1726 (GET_HSR0): New macro.
1727 (SET_HSR0): New macro.
1728 (GET_HSR0_ICE): New macro.
1729 (SET_HSR0_ICE): New macro.
1730 (GET_HSR0_DCE): New macro.
1731 (SET_HSR0_DCE): New macro.
1732 (GET_HSR0_CBM): New macro.
1733 (GET_HSR0_RME): New macro.
1734 (GET_IHSR8): New macro.
1735 (GET_IHSR8_NBC): New macro.
1736 (frvbf_insn_cache_preload): New function.
1737 (frvbf_data_cache_preload): New function.
1738 (frvbf_insn_cache_unlock): New function.
1739 (frvbf_data_cache_unlock): New function.
1740 (frvbf_insn_cache_invalidate): New function.
1741 (frvbf_data_cache_invalidate): New function.
1742 (frvbf_data_cache_flush): New function.
1743 (insn_non_cache_access): New function.
1744 (frvbf_read_imem_USI): New function.
1745 (frvbf_mem_set_QI): New function.
1746 (frvbf_mem_set_HI): New function.
1747 (frvbf_mem_set_SI): New function.
1748 (frvbf_mem_set_DI): New function.
1749 (frvbf_mem_set_DF): New function.
1750 (frvbf_mem_set_XI): New function.
1751 (frv_options): FRV specific command line options.
1752 * Makefile.in (SIM_OBJS): Add options.o and cache.o.
1753 (SIM_EXTRA_DEPS): Add $(sim-options_h).
1754 (cache.o): New target.
1755 (options.o): New target.
1756 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1757 * cache.h: New file.
1758 * cache.c: New file.
1759 * options.c: New file.
1761 1999-11-29 Dave Brolley <brolley@cygnus.com>
1763 * traps.c (frvbf_check_non_excepting_load): Use new NE_FLAG macros.
1764 (frvbf_check_non_excepting_divide): Ditto.
1765 (clear_ne_flags): Ditto
1766 (frvbf_commit): Ditto.
1767 * pipeline.c (frv_pipeline_add_insn): Clear the NE index for all insns.
1768 * mloop.in (_parallel_write_init): Clear NE flags here.
1769 * interrupts.c (frv_queue_fp_exception_interrupt): Set NE flags here
1770 for non excepting insns. Also check for masked interrupts here.
1771 (frv_process_interrupts): Write NE flags here.
1772 (set_fp_exception_registers): No longer check for masked interrupts
1774 (check_for_compound_interrupt): No need to worry about masked
1776 * frv-sim.h (frv_interrupt_state): Add f_ne_flags member.
1777 (GET_NE_FLAGS): New macro.
1778 (SET_NE_FLAGS): New macro.
1779 (GET_NE_FLAG): Operate on accumulated argument.
1780 (SET_NE_FLAG): Operate on accumulated argument.
1781 (CLEAR_NE_FLAG): Operate on accumulated argument.
1782 * Makefile.in (FRVBF_INCLUDE_DEPS): Add $(SIM_EXTRA_DEPS)
1783 (frv.o): Correct dependencies.
1785 (pipeline.o): Ditto.
1786 (interrupts.o): Ditto.
1788 * sem.c: Regenerate.
1790 1999-11-26 Dave Brolley <brolley@cygnus.com>
1792 * traps.c (frvbf_fpu_error): Only call frv_queue_fp_exception if
1793 there is an exception indicated in the mask.
1794 * pipeline.c (frv_pipeline_add_insn): Clear ne_index in the interrupt
1795 state when adding a floating point insn to the pipeline.
1796 * interrupts.c (set_fp_exception_registers): Set NE flag for
1797 non-excepting insns.
1798 * frv-sim.h (frvbf_h_fr_double_get_handler): Mode of data is DF.
1799 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1800 (frvbf_h_fr_int_get_handler): New function.
1801 (frvbf_h_fr_int_set_handler): New function.
1802 (frvbf_set_ne_index): New function.
1803 (NE_NOFLAG): New macro.
1804 (frv_interrupt_state): Add ne_index member.
1805 * frv.c (frvbf_h_fr_double_get_handler): Mode of data is DF.
1806 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1807 (frvbf_h_fr_int_get_handler): New function.
1808 (frvbf_h_fr_int_set_handler): New function.
1809 (frvbf_set_ne_index): New function.
1810 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1812 1999-11-24 Dave Brolley <brolley@cygnus.com>
1814 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1816 1999-11-23 Dave Brolley <brolley@cygnus.com>
1818 * frv-sim.h (frvbf_media_cut): New function.
1819 * frv.c (frvbf_media_cut): New function.
1820 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1822 1999-11-22 Dave Brolley <brolley@cygnus.com>
1824 * frv-sim.h (frvbf_clear_all_accumulators): New function.
1825 * frv.c.h (frvbf_clear_all_accumulators): New function.
1826 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1828 1999-11-18 Dave Brolley <brolley@cygnus.com>
1830 * pipeline.c (frv_pipeline_add_insn): Only clear MSR0 and FSR0 fields
1831 if this is the first insn of its class in the pipeline.
1832 * frv-sim.h (frvbf_media_register_not_aligned): New function.
1833 * traps.c (frvbf_media_register_not_aligned): New function.
1834 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1836 1999-11-17 Dave Brolley <brolley@cygnus.com>
1838 * pipeline.c (frv_pipeline_add_insn): Clear MSRx.SIE fields.
1839 * frv-sim.h (OR_MSR_SIE): New macro.
1840 (CLEAR_MSR_SIE): New macro.
1841 (frvbf_media_overflow): Now takes sie argument.
1842 (frv_set_mp_exception_registers): Now takes sie argument.
1843 * interrupts.c (frv_set_mp_exception_registers): Now takes sie argument.
1845 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1847 1999-11-15 Dave Brolley <brolley@cygnus.com>
1849 * traps.c (frv_mtrap): New function.
1850 (frvbf_media_cr_not_aligned): New function.
1851 (frvbf_media_acc_not_aligned): New function.
1852 (frvbf_media_overflow): New function.
1853 * pipeline.c (frv_pipeline_add_insn): Clear MSR fields.
1854 * interrupts.c: Call frv_set_mp_exception_registers.
1855 (frv_set_mp_exception_registers): New function.
1856 * frv-sim.h (frv_msr_mtt): New enumeration.
1857 (GET_MSR): New macro.
1858 (SET_MSR): New macro.
1859 (GET_MSR_AOVF): New macro.
1860 (SET_MSR_AOVF): New macro.
1861 (GET_MSR_OVF): New macro.
1862 (SET_MSR_OVF): New macro.
1863 (CLEAR_MSR_OVF): New macro.
1864 (GET_MSR_MTT): New macro.
1865 (SET_MSR_MTT): New macro.
1866 (frv_set_mp_exception_registers): New function.
1867 (frv_mtrap): New function.
1868 (FRV_IS_MEDIA_INSN): New macro.
1869 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1871 1999-11-10 Dave Brolley <brolley@cygnus.com>
1873 * sim-main.h (_sim_cpu): Add debug_state member.
1874 * mloop.in (_parallel_write_queued): Clear data_written.length.
1875 * interrupts.c (frv_interrupt_table): Offset of BREAK_EXCEPTION
1877 (frv_queue_break_interrupt): New function.
1878 (frv_break_interrupt): New function.
1879 (handle_interrupt): Handle break_interrupt.
1880 (frv_non_operating_interrupt): Now takes interrupt_kind.
1881 * frv-sim.h (frv_queue_break_interrupt): New function.
1882 (frv_break_interrupt): New function.
1883 (frv_break): New function.
1884 (frv_non_operating_interrupt): Now takes interrupt_kind.
1885 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1887 1999-11-09 Dave Brolley <brolley@cygnus.com>
1889 * pipeline.c (frv_pipeline_add_insn): Clear FSR0.FTT when adding
1890 a floating point insn.
1891 * traps.c (frvbf_fpu_error): Map fpu status to frv interrupts.
1892 * interrupts.c (frv_queue_illegal_instruction_interrupt): Call
1893 frv_queue_fp_exception_interrupt.
1894 (frv_queue_fp_exception_interrupt): New function.
1895 (next_available_fq): New function.
1896 (set_fp_exception_registers): New function.
1897 (set_exception_status_registers): Now returns 1 if interrupt not masked.
1898 (check_for_compound_interrupt): Now returns NULL if interrupt masked.
1899 (frv_program_interrupt): Don't process interrupt if it is masked.
1900 * frv.c (frvbf_h_fr_double_get_handler): Call
1901 frv_queue_fp_exception_interrupt.
1902 (frvbf_h_fr_double_set_handler): Call frv_queue_fp_exception_interrupt.
1903 (frvbf_h_fr_quad_set_handler): Call frv_queue_fp_exception_interrupt.
1904 (frvbf_store_quad_FRint): Call frv_queue_fp_exception_interrupt.
1905 * frv-sim.h: Get/set hardware directly in GET/SET macros.
1906 (frv_fp_exception_info): New struct type.
1907 (frv_interrupt_queue_element): Add fp_info member.
1908 (frv_fsr_traps): New enumeration.
1909 (frv_fsr_ftt): New enumeration.
1910 (frv_sie): New enumeration.
1911 (frv_miv): New enumeration.
1912 (GET_FSR): New macro.
1913 (SET_FSR): New macro.
1914 (GET_FSR_TEM): New macro.
1915 (SET_FSR_QNE): New macro.
1916 (SET_FSR_FTT): New macro.
1917 (GET_FSR_AEXC): New macro.
1918 (SET_FSR_AEXC): New macro.
1919 (GET_FQ): New macro.
1920 (SET_FQ): New macro.
1921 (SET_FQ_OPC): New macro.
1922 (SET_FQ_MIV): New macro.
1923 (SET_FQ_SIE): New macro.
1924 (SET_FQ_FTT): New macro.
1925 (SET_FQ_CEXC): New macro.
1926 (GET_FQ_VALID): New macro.
1927 (SET_FQ_VALID): New macro.
1928 (frv_queue_fp_exception_interrupt): New function.
1929 (FRV_IS_FLOAT_INSN): New macro.
1931 1999-11-04 Dave Brolley <brolley@cygnus.com>
1933 * traps.c (frvbf_fpu_error): No floating point errors need to be
1935 * interrupts.c (clear_exception_status_registers): Clear 'valid' fields
1936 of the ESR registers too.
1937 (set_exception_status_registers): Don't set EAR for any precise
1938 interrupts. Register index should be 1 for insns in PIPE_I1. Clear
1939 ESR.EAV and ESR.EDV if not setting them. Set ESR.VALID.
1940 (non_operating_interrupt): No need for return code.
1941 (frv_program_or_software_interrupt): Process interrupt regardless
1942 of operating mode. If PSR.ET was not set at the start of processing,
1943 then stop the simulation with a message.
1944 (frv_save_data_written_for_interrupts): Handle CGEN_FN_XI_WRITE and
1946 * frv.c (frvbf_h_gr_quad_set_handler): New function.
1947 (frvbf_h_fr_quad_set_handler): New function.
1948 (frvbf_h_cpr_quad_set_handler): New function.
1949 (frvbf_load_quad_GR): Renamed from frvbf_load_multiple_GR. Use new
1950 sim_queue_fn_xi_write.
1951 (frvbf_load_quad_FRint): Renamed from frvbf_load_multiple_GR. Use new
1952 sim_queue_fn_xi_write.
1953 (frvbf_load_quad_CPR): Renamed from frvbf_load_multiple_GR. Use new
1954 sim_queue_fn_xi_write.
1955 (frvbf_store_quad_GR): Renamed from frvbf_store_multiple_GR. Use new
1956 sim_queue_mem_xi_write.
1957 (frvbf_store_quad_FRint): Renamed from frvbf_store_multiple_GR. Use new
1958 sim_queue_mem_xi_write.
1959 (frvbf_store_quad_CPR): Renamed from frvbf_store_multiple_GR. Use new
1960 sim_queue_mem_xi_write.
1961 * frv-sim.h (frvbf_h_gr_quad_set_handler): New function.
1962 (frvbf_h_fr_quad_set_handler): New function.
1963 (frvbf_h_cpr_quad_set_handler): New function.
1964 (SET_ESR_VALID): New macro.
1965 (CLEAR_ESR_VALID): New macro.
1966 (CLEAR_ESR_EAV): New macro.
1967 (CLEAR_ESR_EDV): New macro.
1968 * sem.c: Regenerate.
1970 1999-11-02 Dave Brolley <brolley@cygnus.com>
1972 * traps.c (frv_core_signal): Call
1973 frv_queue_mem_address_not_aligned_interrupt.
1974 * mloop.in (_parallel_write_queued): Call
1975 frv_save_data_written_for_interrupts.
1976 * frv.c (frvbf_h_gr_double_get_handler): Call
1977 frv_queue_register_exception_interrupt.
1978 (frvbf_h_cpr_double_get_handler): Call
1979 frv_queue_register_exception_interrupt.
1980 (frvbf_h_cpr_double_set_handler): Call
1981 frv_queue_register_exception_interrupt.
1982 (frvbf_load_multiple_GR): Call
1983 frv_queue_register_exception_interrupt.
1984 (frvbf_store_multiple_GR): Call
1985 frv_queue_register_exception_interrupt.
1986 (frvbf_load_multiple_CPR): Call
1987 frv_queue_register_exception_interrupt.
1988 (frvbf_store_multiple_CPR): Call
1989 frv_queue_register_exception_interrupt.
1990 (frvbf_h_tbr_get_handler): Fix TBR.TBA mask.
1991 * interrupts.c (frv_queue_software_interrupt): Now returns interrupt
1993 (frv_queue_program_interrupt): Now returns interrupt queue element.
1994 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
1996 (frv_queue_interrupt): Now returns interrupt queue element.
1997 (frv_queue_register_exception_interrupt): New function.
1998 (frv_queue_mem_address_not_aligned_interrupt): New function.
1999 (frv_save_data_written_for_interrupts): New function.
2000 (next_available_edr): EDR registers available in blocks of 4.
2001 (clear_exception_status_registers): New function.
2002 (set_exception_status_registers): Pass esr to SET_ESR* macros.
2004 * frv-sim.h (struct frv_data_written): New struct type.
2005 (frv_interrupt_queue_element): Add data_written member.
2006 (frv_queue_software_interrupt): Now returns interrupt queue element.
2007 (frv_queue_program_interrupt): Now returns interrupt queue element.
2008 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
2010 (frv_queue_interrupt): Now returns interrupt queue element.
2011 (frv_queue_register_exception_interrupt): New function.
2012 (frv_queue_mem_address_not_aligned_interrupt): New function.
2013 (frv_save_data_written_for_interrupts): New function.
2015 1999-10-27 Dave Brolley <brolley@cygnus.com>
2017 * interrupts.c (ITABLE_ENTRY): New macro.
2018 (frv_interrupt_table): Add exception codes.
2019 (next_available_esr): New function.
2020 (next_available_edr): New function.
2021 (set_edr_register): New function.
2022 (set_exception_status_registers): New function.
2023 (check_for_compound_interrupt): Record information on all interrupts
2025 (frv_program_interrupt): Always call check_for_compound_interrupt.
2026 * frv.c (frvbf_h_pc_set_handler): Removed.
2027 (frvbf_h_spr_get_handler): Handle LR register.
2028 (frvbf_h_spr_set_handler): Handle LR register.
2029 (frvbf_h_lr_get_handler): New function.
2030 (frvbf_h_lr_set_handler): New function.
2031 * frv-sim.h (frvbf_h_lr_get_handler): New function.
2032 (frvbf_h_lr_set_handler): New function.
2033 (frv_ec): New enumeration.
2034 (frv_interrupt): Add frv_ec field.
2035 (frv_rec): New enumeration.
2036 (frv_daec): New enumeration.
2037 (frv_interrupt_queue_element): Add eaddress, rec, iaec, daec fields.
2038 (SET_ESR_EC): New macro.
2039 (SET_ESR_REC): New macro.
2040 (SET_ESR_IAEC): New macro.
2041 (SET_ESR_DAEC): New macro.
2042 (SET_ESR_EAV): New macro.
2043 (GET_ESR_EDV): New macro.
2044 (SET_ESR_EDV): New macro.
2045 (GET_ESR_EDN): New macro.
2046 (SET_ESR_EDN): New macro.
2047 (GET_ESR): New macro.
2048 (SET_ESR): New macro.
2049 (SET_EPCR): New macro.
2050 (SET_EAR): New macro.
2051 (SET_EDR): New macro.
2052 (GET_ESFR): New macro.
2053 (SET_ESFR): New macro.
2054 * cpu.c,cpu.h,sem.c: Rebuild.
2056 1999-10-26 Dave Brolley <brolley@cygnus.com>
2058 * traps.c (frvbf_check_non_excepting_load): Only set NESR, NECR, NEEAR
2060 (clear_nesr_neear): Only execute if mach is frv.
2062 1999-10-22 Dave Brolley <brolley@cygnus.com>
2064 * sim-main.h (sim_cpu): Add pipeline.
2065 (CPU_PIPELINE): New macro.
2066 * mloop.in (_parallel_write_queued): Maintain pc in cpu during writes.
2067 (main loop): Maintain pc in cpu.
2068 * frv-sim.h (frv_queue_software_interrupt): New interface.
2069 (frv_queue_program_interrupt): New interface.
2070 (frv_queue_illegal_instruction_interrupt: New interface.
2071 (frv_queue_interrupt): New interface.
2072 (frv_detect_insn_access_interrupts): New interface.
2073 (frv_process_interrupts): New interface.
2074 (frv_program_interrupt): New interface.
2075 (frv_software_interrupt): New interface.
2076 (frv_program_or_software_interrupt): New interface.
2077 (FRV_PIPELINE): Moved from pipline.c.
2078 (frv_pipeline_reset): New interface.
2079 (frv_pipeline_add_insn): New interface.
2080 * interrupts.c (frv_queue_software_interrupt): New interface.
2081 (frv_queue_program_interrupt): New interface.
2082 (frv_queue_illegal_instruction_interrupt: New interface.
2083 (frv_queue_interrupt): New interface.
2084 (frv_detect_insn_access_interrupts): New interface.
2085 (frv_process_interrupts): New interface.
2086 (frv_program_interrupt): New interface.
2087 (frv_software_interrupt): New interface.
2088 (frv_program_or_software_interrupt): New interface.
2089 * frv.c: Use new interfaces.
2090 * pipeline.c: Use new interfaces.
2091 * traps.c: Use new interfaces.
2092 * memory.c: Use new interfaces.
2093 (frv_address_forbidden): No longer static.
2095 1999-10-19 Dave Brolley <brolley@cygnus.com>
2097 * traps.c (frvbf_check_non_excepting_load): Set NESR.DAEC, NESR.REC and
2099 * mloop.in (_parallel_write_queued): Handle CGEN_FN_PC_WRITE.
2100 * frv.c (frvbf_h_pc_set_handler): New function.
2101 * interrupts.c (frv_detect_data_interrupt): Removed.
2102 (address_forbidden): Removed.
2103 * frv-sim.h (frv_detect_data_interrupt): Removed.
2104 (NESR_MEM_ADDRESS_NOT_ALIGNED): New macro.
2105 (NESR_REGISTER_NOT_ALIGNED): New macro.
2106 (NESR_UQI_SIZE): New macro.
2107 (NESR_QI_SIZE): New macro.
2108 (NESR_UHI_SIZE): New macro.
2109 (NESR_HI_SIZE): New macro.
2110 (NESR_SI_SIZE): New macro.
2111 (NESR_DI_SIZE): New macro.
2112 (NESR_XI_SIZE): New macro.
2113 (GET_NESR_DAEC): New macro.
2114 (SET_NESR_DAEC): New macro.
2115 (GET_NESR_REC): New macro.
2116 (SET_NESR_REC): New macro.
2117 (GET_NESR_EC): New macro.
2118 (SET_NESR_EC): New macro.
2119 (frvbf_read_mem_QI): New function.
2120 (frvbf_read_mem_UQI): New function.
2121 (frvbf_read_mem_HI): New function.
2122 (frvbf_read_mem_UHI): New function.
2123 (frvbf_read_mem_SI): New function.
2124 (frvbf_read_mem_WI): New function.
2125 (frvbf_read_mem_DI): New function.
2126 (frvbf_read_mem_DF): New function.
2127 (frvbf_write_mem_QI): New function.
2128 (frvbf_write_mem_UQI): New function.
2129 (frvbf_write_mem_HI): New function.
2130 (frvbf_write_mem_UHI): New function.
2131 (frvbf_write_mem_SI): New function.
2132 (frvbf_write_mem_WI): New function.
2133 (frvbf_write_mem_DI): New function.
2134 (frvbf_write_mem_DF): New function.
2135 * Makefile.in (SIM_OBJS): Add memory.o.
2136 * cpu.c,cpu.h,sem.c: Rebuild.
2138 1999-10-18 Dave Brolley <brolley@cygnus.com>
2140 * sim-if.c (sim_open): Use a real fpu error function.
2141 * pipeline.c (frv_pipeline_add_insn): Don't add invalid insns.
2142 * mloop.in (_parallel_write_queued): Clear queue after writing.
2143 * interrupts.c (check_for_compound_interrupt): New function.
2144 (non_operating_interrupt): New function.
2145 * frv-sim.h (frvbf_h_gr_double_get_handler): New function.
2146 (frvbf_h_gr_double_set_handler): New function.
2147 (frvbf_h_fr_double_get_handler): New function.
2148 (frvbf_h_fr_double_set_handler): New function.
2149 (frvbf_h_cpr_double_get_handler): New function.
2150 (frvbf_h_cpr_double_set_handler): New function.
2151 (frv_interrupt_queue_element): New struct type.
2152 (frv_queue_program_interrupt): Now takes pc.
2153 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2154 (frv_queue_interrupt): Now takes pc.
2155 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2156 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2157 (frvbf_division_exception): New function.
2158 (frvbf_fpu_error): New function.
2159 (frvbf_load_multiple_GR): New function.
2160 (frvbf_load_multiple_FR): New function.
2161 (frvbf_load_multiple_CPR): New function.
2162 * frv.c (frvbf_h_gr_double_get_handler): New function.
2163 (frvbf_h_gr_double_set_handler): New function.
2164 (frvbf_h_fr_double_get_handler): New function.
2165 (frvbf_h_fr_double_set_handler): New function.
2166 (frvbf_h_cpr_double_get_handler): New function.
2167 (frvbf_h_cpr_double_set_handler): New function.
2168 (frv_interrupt_queue_element): New struct type.
2169 (frv_queue_program_interrupt): Now takes pc.
2170 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2171 (frv_queue_interrupt): Now takes pc.
2172 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2173 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2174 (frvbf_fpu_error): New function.
2175 (frvbf_load_multiple_GR): New function.
2176 (frvbf_load_multiple_FR): New function.
2177 (frvbf_load_multiple_CPR): New function.
2178 * traps.c (frvbf_division_exception): New function.
2179 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2181 1999-10-12 Dave Brolley <brolley@cygnus.com>
2183 * mloop.in (new_vpc): New variable.
2184 (main loop): Call frv_detect_insn_access_interrupts. Call
2185 frv_detect_data_interrupts.
2186 * interrupts.c (access_queued_to): New function.
2187 (frv_detect_data_interrupts): New function.
2188 (frv_detect_insn_access_interrupts): New function.
2189 (frv_program_or_software_interrupt): Set PSR.S.
2190 * frv-sim.h (frv_detect_data_interrupts): New function.
2191 (frv_detect_insn_interrupts): New function.
2193 1999-10-07 Dave Brolley <brolley@cygnus.com>
2195 * frv-sim.h (frvbf_h_gr_hi_get_handler): New function.
2196 (frvbf_h_gr_hi_set_handler): New function.
2197 (frvbf_h_gr_lo_get_handler): New function.
2198 (frvbf_h_gr_lo.set_handler): New function.
2199 * frv.c (frvbf_h_gr_hi_get_handler): New function.
2200 (frvbf_h_gr_hi_set_handler): New function.
2201 (frvbf_h_gr_lo_get_handler): New function.
2202 (frvbf_h_gr_lo.set_handler): New function.
2203 (frvbf_model_fr500_u_integer): New function.
2204 * arch.h,cpu.h,cpu.c,decode.h,decode.c,model.c,sem.c: Rebuild.
2206 1999-10-04 Dave Brolley <brolley@cygnus.com>
2208 * traps.c: Use sim_engine_abort.
2209 * pipeline.c (frv_pipeline): Add field for insn major.
2210 (add_next_to_pipe): Return address of matching pipeline.
2211 (find_major_in_pipeline): New function.
2212 (check_insn_major_constraints: New function.
2213 (frv_pipeline_add_insn): Add checks for insn major constraints.
2214 * interrupts.c (frv_process_interrupts): Use sim_engine_abort.
2215 * frv.c (frvbf_h_spr_get_handler): No need to abort.
2217 Thu Sep 30 18:10:25 1999 Dave Brolley <brolley@cygnus.com>
2219 * pipeline.c: New file.
2220 * mloop.in (main loop): Call frv_pipeline_reset.
2221 Call frv_pipeline_add_insn.
2222 * frv-sim.h (frv_pipeline_reset): New function.
2223 (frv_pipeline_add_insn): New function.
2224 * Makefile.in (SIM_OBJS): Add pipeline.o
2226 1999-09-29 Doug Evans <devans@casey.cygnus.com>
2229 * traps.c (sim_engine_invalid_insn): New arg `vpc'. Change type of
2230 result to SEM_PC. Return vpc.
2232 Wed Sep 29 16:01:52 1999 Dave Brolley <brolley@cygnus.com>
2234 * interrupts.c (frv_interrupt_table): DATA_STORE_ERROR is imprecise.
2235 (frv_queue_interrupt): Don't detect identical interrupts here.
2237 Wed Sep 29 14:49:52 1999 Dave Brolley <brolley@cygnus.com>
2239 * interrupts.c: New file.
2240 * traps.c (sim_engine_invalid_insn): Return PC of next insn.
2241 (frv_software_interrupt): Moved to interrupts.c.
2242 (frv_itrap): New interface. Call frv_queue_software_interrupt.
2243 * mloop.in (@cpu@_parallel_write_init): set previous_vliw_pc.
2244 (@cpu@_perform_writeback): New function.
2245 (main loop): Call frv_process_interrupts.
2246 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2247 (frv_itrap): New interface.
2248 (frv_interrupt_class): New enumeration.
2249 (frv_interrupt_kind): New enumeration.
2250 (struct frv_interrupt): New struct type.
2251 (frv_interrupt_table): New table of interrupt information.
2252 (FRV_INTERRUPT_QUEUE_SIZE): New macro.
2253 (struct frv_interrupt_state): New struct type.
2254 (frv_interrupt_state): New global variable.
2255 (previous_vliw_pc): New global variable.
2256 (frv_queue_software_interrupt): New function.
2257 (frv_queue_program_interrupt): New function.
2258 (frv_queue_interrupt): New function.
2259 (frv_process_interrupts): New function.
2260 (frv_program_interrupt): New function.
2261 (frv_software_interrupt): New function.
2262 (frv_program_or_software_interrupt): New function.
2263 (frv_clear_interrupt_classes): New function.
2264 * frv.c (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2265 * Makefile.in (SIM_OBJS): Add interrupts.o
2268 1999-09-25 Doug Evans <devans@casey.cygnus.com>
2270 * cpu.h,cpuall.h,decode.c,sem.c: Rebuild.
2272 Tue Sep 21 17:16:47 1999 Dave Brolley <brolley@cygnus.com>
2274 * mloop.in (main loop): Determine last insn from scache entry.
2276 * cpuall.h: Rebuild.
2278 Tue Sep 14 14:21:31 1999 Dave Brolley <brolley@cygnus.com>
2280 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): New flag.
2281 (NECR_ELOS): Define as unshifted value.
2282 (NECR_NEN): Define as unshifted value.
2283 (NECR_VALID): Define as unshifted value.
2284 (SET_NESR): Rewite to use post-write queue.
2285 (SET_NESR_VALID): Rewite to operate on argument.
2286 (SET_NESR_EAV): Rewite to operate on argument.
2287 (SET_NESR_FR): Rewite to operate on argument.
2288 (CLEAR_NESR_FR): Rewite to operate on argument.
2289 (SET_NESR_DRN): Rewite to operate on argument.
2290 (SET_NESR_SIZE): Rewite to operate on argument.
2291 (SET_NESR_NEAN): Rewite to operate on argument.
2292 (SET_NEEAR): Rewite to use post-write queue.
2293 (SET_NE_FLAG): Rewite to use post-write queue.
2294 (CLEAR_NE_FLAG): Rewite to use post-write queue.
2295 * traps.c (frv_software_interrupt): Rewite to use post-write queue.
2296 (frv_rett): Rewite to use post-write queue.
2297 (next_available_nesr): Rewrite to use new macro interfaces.
2298 (next_valid_nesr): Ditto.
2299 (frvbf_check_non_excepting_load): Ditto.
2300 (frvbf_check_recovering_store): Ditto.
2301 (clear_nesr_neear): Ditto.
2302 (clear_ne_flags): Ditto.
2303 * mloop.in (main loop): Update PCSR with address of next VLIW insn
2305 * frv.c (frvbf_h_spr_get_handler): Shift register fields here now.
2306 (frvbf_store_multiple_GR): Rewite to use post-write queue.
2307 (frvbf_store_multiple_FRint): Rewite to use post-write queue.
2308 (frvbf_store_multiple_CPR): Rewite to use post-write queue.
2309 * Makefile.in (frv.o): Depend on cgen-par.h.
2311 Fri Sep 10 17:03:15 1999 Dave Brolley <brolley@cygnus.com>
2313 * frv-sim.h (frvbf_set_write_next_vliw_addr_to_LR): New function.
2314 (frvbf_write_next_vliw_addr_to_LR): New flag.
2315 * frv.c (frvbf_set_write_next_vliw_addr_to_LR): New function.
2316 * mloop.in: Only take the first branch in a VLIW insn. Set LR to the
2317 address of the next VLIW insn if flag is set.
2318 * cpu.h,decode.c,sem.c: Rebuild.
2320 Tue Sep 7 13:44:23 1999 Dave Brolley <brolley@cygnus.com>
2322 * mloop.in: Limit parallel insns to MAX_PARALLEL_INSNS.
2325 1999-09-02 Doug Evans <devans@casey.cygnus.com>
2327 * configure: Regenerated to track ../common/aclocal.m4 changes.
2329 1999-09-01 Doug Evans <devans@casey.cygnus.com>
2331 * decode.c: Rebuild.
2333 Mon Aug 30 17:54:57 1999 Dave Brolley <brolley@cygnus.com>
2335 * traps.c (frv_rett): New function.
2336 * frv.c (frvbf_h_spr_get_handler): Handle bpsr.
2337 (frvbf_h_spr_set_handler): Handle bpsr.
2338 (frvbf_h_bpsr_get_handler): New function.
2339 (frvbf_h_bpsr_set_handler): New function.
2340 * frv-sim.h (frv_rett): New function.
2341 (frvbf_h_bpsr_get_handler): New function.
2342 (frvbf_h_bpsr_set_handler): New function.
2343 * mloop.in: Read actual packing bit.
2344 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2346 Tue Aug 31 16:04:37 1999 Dave Brolley <brolley@cygnus.com>
2348 * traps.c (WANT_CPU): New macro.
2349 (WANT_CPU_FRVBF): New macro.
2350 (frvbf_check_recovering_store): Use registers for source and queue
2352 * mloop.in: New main loop for parallel support.
2353 (@cpu@_parallel_write_init): New function.
2354 (@cpu@_parallel_write_queued): New function.
2355 * frv-sim.h (set_icc_for_shift_left): New interface.
2356 (set_icc_for_shift_right): New interface.
2357 (frvbf_check_recovering_store): New interface.
2358 * frv.c (set_icc_for_shift_left): Pass and return icc value.
2359 (set_icc_for_shift_right): Pass and return icc value.
2360 (frvbf_check_recovering_store): New interface.
2361 * Makefile.in (FRV_OBJS): Add cgen-par.o.
2362 (stamp-mloop): Add cgen parallel options.
2363 (stamp-arch): Remove with-profile option.
2364 (stamp-cpu): Add cgen parallel options.
2365 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2367 1999-08-28 Doug Evans <devans@casey.cygnus.com>
2369 * cpu.h,decode.c,sem.c: Rebuild.
2371 Wed Aug 25 12:25:04 1999 Dave Brolley <brolley@cygnus.com>
2373 * arch.h,cpu.h,decode.h,model.c,sem.c: Rebuild.
2375 Thu Aug 19 17:59:00 1999 Dave Brolley <brolley@cygnus.com>
2377 * configure.in: fr500 now the default model.
2378 * configure: Regenerate.
2379 * frv.c: Change frv-1 to frv-gen.
2380 (frvbf_model_fr500_u_exec): New function.
2381 * Makefile.in (stamp-cpu): Use 'mach=frv,fr500' to build decoder.
2382 * mloop.in: Fix typos in comments.
2383 * arch.c,arch.h,cpu.h,cpuall.h,decode.h,model.c,sem.c: Rebuild.
2385 1999-08-17 Dave Brolley <brolley@cygnus.com>
2387 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2389 1999-08-09 Doug Evans <devans@casey.cygnus.com>
2391 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2393 1999-08-04 Doug Evans <devans@casey.cygnus.com>
2395 * cpu.h,cpuall.h,decode.c,model.c,sem.c: Rebuild.
2397 Fri Jul 16 14:50:15 1999 Dave Brolley <brolley@cygnus.com>
2399 * frv.c (frvbf_fetch_register): Use GDB register number macros.
2400 (frvbf_store_register): Use GDB register number macros.
2401 (frvbf_cut): New function.
2402 * frv-sim.h (GR_REGNUM_MAX): New macro.
2403 (FR_REGNUM_MAX): New macro.
2404 (PC_REGNUM): New macro.
2405 (LR_REGNUM): New macro.
2406 (frvbf_cut): New function.
2407 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2409 1999-07-15 Stan Shebs <shebs@andros.cygnus.com>
2411 * frv.c (frvbf_fetch_register): Add ability to get LR register,
2412 add default for unhandled registers.
2413 (frvbf_store_register): Add ability to set LR register.
2415 1999-07-14 Stan Shebs <shebs@andros.cygnus.com>
2417 * frv.c (frvbf_fetch_register, frvbf_store_register): Fill in.
2418 (decode_gdb_dr_regnum): Remove, not used.
2420 1999-07-13 Michael Meissner <meissner@cygnus.com>
2422 * Makefile.in (SIM_EXTRA_FLAGS): Incorporate @sim_trapdump@.
2424 * configure.in (--enable-sim-trapdump): New switch to make unknown
2425 traps dump the register contents, instead of doing the trap thing.
2426 * configure: Regenerate.
2428 * frv-sim.h (TRAP_BREAKPOINT): Define as 81, so it can be used.
2429 (TRAP_REGDUMP{1,2}): Define to provide register dumping support
2432 * traps.h (toplevel): Include bfd.h, libiberity.h.
2433 (frv_itrap): Add support for --enable-sim-trapdump and traps 2,3
2434 dumping the registers.
2436 Thu Jul 8 10:57:39 1999 Dave Brolley <brolley@cygnus.com>
2438 * Makefile.in (SIM_EXTRA_LIBS): Removed. libm no longer needed.
2440 Wed Jul 7 17:01:12 1999 Dave Brolley <brolley@cygnus.com>
2442 * cpu.c,cpu.h,decode.c,model.c,sem.c: Rebuild.
2444 Tue Jul 6 16:12:18 1999 Dave Brolley <brolley@cygnus.com>
2446 * frv.c (frvbf_square_root_SF): Removed.
2447 (frvbf_square_root_DF): Removed.
2448 (frvbf_h_fr_double_get_handler): Removed.
2449 (frvbf_h_fr_double_set_handler): Removed.
2450 (frvbf_h_fr_int_get_handler): Removed.
2451 (frvbf_h_fr_int_set_handler): Removed.
2452 * frv-sim.h (frvbf_square_root_SF): Removed.
2453 (frvbf_square_root_DF): Removed.
2454 (frvbf_h_fr_double_get_handler): Removed.
2455 (frvbf_h_fr_double_set_handler): Removed.
2456 (frvbf_h_fr_int_get_handler): Removed.
2457 (frvbf_h_fr_int_set_handler): Removed.
2458 * decode.c,decode.h,model.c,sem.c: Rebuild.
2460 1999-07-05 Doug Evans <devans@casey.cygnus.com>
2462 * Makefile.in (SIM_OBJS): Add cgen-fpu.o, cgen-accfp.o.
2463 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2464 * sim-if.c (sim_open): Initialize fpu.
2465 * frv-sim.h (SETMEMSF,SETMEMDF): Delete.
2466 * frv.c (frvbf_store_multiple_FRint): Replace frvbf_h_fr_int_get
2467 with frvbf_h_fr_get.
2469 Wed Jun 30 15:56:56 1999 Dave Brolley <brolley@cygnus.com>
2471 * frv-sim.h (NESR_RANGE): New macro.
2472 (NO_NESR): New macro.
2473 (GET_NESR_VALID): New macro.
2474 (next_ne_index): Removed.
2475 * traps.c (next_available_nesr): New function.
2476 (next_valid_nesr): New function.
2477 (frvbf_check_non_excepting_load): Use next_available_nesr.
2478 (frvbf_check_recovering_store): Use next_available_nesr and
2480 (clear_nesr_neear): Use next_available_nesr and next_valid_nesr.
2481 (frvbf_check_recovering_store): Only consider one matching register.
2484 Tue Jun 29 16:54:32 1999 Dave Brolley <brolley@cygnus.com>
2486 * frv.c (frvbf_square_root_SF): New function.
2487 (frvbf_square_root_DF): New function.
2488 (frvbf_h_fr_double_get_handler): New function.
2489 (frvbf_h_fr_double_set_handler): New function.
2490 * frv-sim.h (frvbf_square_root_SF): New function.
2491 (frvbf_square_root_DF): New function.
2492 (frvbf_h_fr_double_get_handler): New function.
2493 (frvbf_h_fr_double_set_handler): New function.
2494 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c: Rebuild.
2496 1999-06-28 Dave Brolley <brolley@cygnus.com>
2498 * decode.c,decode.h,model.c,sem.c: Regenerate.
2500 Thu Jun 24 17:26:32 1999 Dave Brolley <brolley@cygnus.com>
2502 * Makefile.in (SIM_EXTRA_LIBS): Add -lm.
2503 * frv-sim.h (frvbf_h_fr_int_get_handler): New function.
2504 (frvbf_h_fr_int_set_handler): New function.
2505 (frvbf_store_multiple_FRint): New function.
2506 (frvbf_square_root_SF): New function.
2507 * frv.c (frvbf_h_fr_int_get_handler): New function.
2508 (frvbf_h_fr_int_set_handler): New function.
2509 (frvbf_store_multiple_FRint): New function.
2510 (frvbf_square_root_SF): New function.
2511 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2513 1999-06-23 Doug Evans <devans@casey.cygnus.com>
2515 * Makefile.in (stamp-mloop): Delete -fast -pbb -switch args
2516 to genmloop.sh. Pass -scache instead.
2517 (mloop.o): Delete sem-switch.c dependency.
2518 (sem-switch.c): Delete rule.
2519 (stamp-cpu): Don't build sem-switch.c.
2520 * sem-switch.c: Delete.
2521 * mloop.in (xfull-exec-*): Fix call to execute.
2522 * tconfig.in (WITH_SCACHE_PBB): Define as 0.
2524 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2526 Tue Jun 22 16:23:57 1999 Dave Brolley <brolley@cygnus.com>
2528 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2530 Mon Jun 21 17:34:10 1999 Dave Brolley <brolley@cygnus.com>
2532 * mloop.in (execute): Force gr0 to zero before each insn.
2533 * cpu.h,cpu.c,decode.c,sem.c,sem-switch.c: Regenerate.
2535 1999-06-18 Doug Evans <devans@casey.cygnus.com>
2537 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2539 Fri Jun 18 17:49:23 1999 Dave Brolley <brolley@cygnus.com>
2541 * frv.c (frvbf_h_gr_get_handler): New function.
2542 (frvbf_h_gr_set_handler): New function:
2543 (frvbf_store-multiple_GR): New function:
2544 (frvbf_store-multiple_FR): New function:
2545 (frvbf_store-multiple_CPR): New function:
2546 * frv-sim.h (frvbf_h_gr_get_handler): New function.
2547 (frvbf_h_gr_set_handler): New function:
2548 (frvbf_store-multiple_GR): New function:
2549 (frvbf_store-multiple_FR): New function:
2550 (frvbf_store-multiple_CPR): New function:
2551 * traps.c (frv_itrap): Implement proper syscalls interface.
2552 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2554 Fri Jun 18 14:36:23 1999 Dave Brolley <brolley@cygnus.com>
2556 * traps.c (frvbf_check_non_excepting_divide): New function.
2557 (frvbf_check_recovering_store): New function.
2558 (clear_nesr_neear): New function.
2559 (clear_ne_flags): New function.
2560 (frvbf_commit): New function.
2562 * frv-sim.h (frvbf_check_non_excepting_divide): New function.
2563 (frvbf_check_recovering_store): New function.
2564 (clear_nesr_neear): New function.
2565 (clear_ne_flags): New function.
2566 (frvbf_commit): New function.
2567 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2569 1999-06-16 Dave Brolley <brolley@cygnus.com>
2571 * frv.c (frvbf_h_spr_get_handler): Handle SPR_NECR.
2572 (frvbf_h_spr_set_handler): Handle SPR_NECR.
2573 * traps.c (next_ne_index): New variable.
2574 (frvbf_check_non_excepting_load): New function.
2575 * frv-sim.h (NECR_ELOS): New macro.
2576 (NECR_NEN): New macro.
2577 (NECR_VALID): New macro.
2578 (SET_NESR_VALID): New macro.
2579 (SET_NESR_EAV): New macro.
2580 (SET_NESR_FR): New macro.
2581 (CLEAR_NESR_FR): New macro.
2582 (SET_NESR_DRN): New macro.
2583 (SET_NESR_SIZE): New macro.
2584 (SET_NESR_NEAN): New macro.
2585 (SET_NEEAR): New macro.
2586 (GET_NE_FLAG): New macro.
2587 (SET_NE_FLAG): New macro.
2588 (CLEAR_NE_FLAG): New macro.
2589 (frvbf_check_non_excepting_load): New function:
2590 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2592 Wed Jun 9 18:12:49 1999 Dave Brolley <brolley@cygnus.com>
2594 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2596 Tue Jun 8 18:13:51 1999 Dave Brolley <brolley@cygnus.com>
2598 * frv.c (cr_logic): Correct andcr, nandcr, andncr and nandncr.
2599 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2601 Mon Jun 7 17:09:15 1999 Dave Brolley <brolley@cygnus.com>
2603 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2605 1999-06-07 Dave Brolley <brolley@cygnus.com>
2607 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2609 Thu Jun 3 17:33:31 1999 Dave Brolley <brolley@cygnus.com>
2611 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2613 Wed Jun 2 17:50:21 1999 Dave Brolley <brolley@cygnus.com>
2615 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2617 Tue Jun 1 17:58:53 1999 Dave Brolley <brolley@cygnus.com>
2619 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2621 Mon May 31 17:57:25 1999 Dave Brolley <brolley@cygnus.com>
2623 * traps.c (frv_software_interrupt): Pass current_cpu to
2624 frvbf_h_psr_esr_get.
2625 (frv_software_interrupt): Calculate the new PC based on TBR.
2626 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2628 1999-05-31 Dave Brolley <brolley@cygnus.com>
2630 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2632 Thu May 27 17:42:00 1999 Dave Brolley <brolley@cygnus.com>
2634 * frv-sim.h (frvbf_h_cccr_get_handler): New function.
2635 (frvbf_h_cccr_set_handler): New function.
2636 (frvbf_scan_result): New function.
2637 (frvbf_cr_logic): New function.
2638 * frv.c (frvbf_h_cccr_get_handler): New function.
2639 (frvbf_h_cccr_set_handler): New function.
2640 (frvbf_scan_result): New function.
2641 (frvbf_cr_logic): New function.
2642 (cr_ops,cr_result,cr_logic): New table.
2643 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2645 1999-05-25 Dave Brolley <brolley@cygnus.com>
2647 * frv.c (frvbf_h_spr_get_handler): Add support for TBR and PSR.
2648 (frvbf_h_spr_set_handler): Add support for TBR and PSR.
2649 (frv_psr_get_handler): New function.
2650 (frv_psr_set_handler): New function.
2651 (frv_tbr_get_handler): New function.
2652 (frv_tbr_set_handler): New function.
2653 (frvbf_h_ccr_get_handler): Add support for fCC.
2654 (frvbf_h_ccr_set_handler): Add support for fCC.
2655 * frv-sim.h (frv_psr_get_handler): New function.
2656 (frv_psr_set_handler): New function.
2657 (frv_tbr_get_handler): New function.
2658 (frv_tbr_set_handler): New function.
2659 * traps.c (frv_software_interrupt): Implement.
2660 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2662 Thu May 20 16:39:27 1999 Dave Brolley <brolley@cygnus.com>
2664 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2666 1999-05-18 Dave Brolley <brolley@cygnus.com>
2668 * frv.c: (frvbf_set_icc_for_shift_left): New function.
2669 (frvbf_set_icc_for_shift_right): New function.
2670 * frv-sim.h (frvbf_set_icc_for_shift_left): New function.
2671 (frvbf_set_icc_for_shift_right): New function.
2672 (SETMEMSF): New Macro.
2673 (SETMEMDF): New Macro.
2674 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2676 Thu May 13 17:14:49 1999 Dave Brolley <brolley@cygnus.com>
2678 * frv.c (frvbf_h_ccr_get_handler): New function.
2679 (frvbf_h_ccr_set_handler): New function.
2680 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2682 Tue May 11 16:13:15 1999 Dave Brolley <brolley@cygnus.com>
2684 * frv-sim.h (frvbf_h_spr_get_handler,frvbf_h_spr_set_handler,
2685 frvbf_h_isr_get_handler, frvbf_h_isr_set_handler): New functions.
2687 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2689 1999-05-10 Dave Brolley <brolley@cygnus.com>
2691 * cpu.h,cpu.c,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2693 Thu May 6 16:48:21 1999 Dave Brolley <brolley@cygnus.com>
2695 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2696 * frv-sim.h (TRAP_SYSCALL): Define as 0x80.
2698 Wed May 5 11:52:24 1999 Dave Brolley <brolley@cygnus.com>
2700 * traps.c (frv_software_interrupt): New function.
2701 (frv_itrap): New function.
2702 * frv-sim.h (TRAP_SYSCALL): define as 0.
2703 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2705 Mon May 3 13:49:21 1999 Dave Brolley <brolley@cygnus.com>
2707 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2709 Thu Apr 29 17:37:06 1999 Dave Brolley <brolley@cygnus.com>
2711 * Directory created.
projects / deliverable / binutils-gdb.git / blob