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sim: testsuite: regenerate configure
[thirdparty/binutils-gdb.git] / sim / frv / ChangeLog
CommitLineData
2419798b
MF		 12011-07-05 Mike Frysinger <vapier@gentoo.org>
2
3 * sim-if.c (sim_do_command): Delete.
4
f9bdfd29
MF		 52010-04-21 Mike Frysinger <vapier@gentoo.org>
6
7 * profile.c (sim_profile_print_bar): Add cpu argument.
8
fb0cc53e
MF		 92010-03-30 Mike Frysinger <vapier@gentoo.org>
10
11 * devices.c (device_error): Add const to message.
12
c5351010
DE		 132010-02-12 Doug Evans <dje@sebabeach.org>
14
15 * decode.c, * decode.h: Regenerate.
16
2310652a
DE		 172010-02-11 Doug Evans <dje@sebabeach.org>
18
19 * cpu.h, * decode.c, * model.c, * sem.c: Regenerate.
20
d2c7a1a6
DE		 212010-01-24 Doug Evans <dje@sebabeach.org>
22
23 * sem.c: Regenerate.
24
3725885a
RW		 252010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26
27 * configure: Regenerate.
28
0f51e9bf
DE		 292010-01-02 Doug Evans <dje@sebabeach.org>
30
31 * arch.c, * arch.h, * cpu.c, * cpu.h, * cpuall.h, * decode.c,
32 * decode.h, * model.c, * sem.c: Regenerate, update copyright year.
33
197fa1aa
DE		 342009-11-22 Doug Evans <dje@sebabeach.org>
35
36 * cpu.h: Regenerate.
37 * cpuall.h: Regenerate.
38 * decode.c: Regenerate.
39 * decode.h: Regenerate.
40
b29791a8
DE		 412009-11-03 Doug Evans <dje@sebabeach.org>
42
43 * arch.c: Regenerate.
44 * arch.h: Regenerate.
45 * cpu.c: Regenerate.
46 * cpu.h: Regenerate.
47 * cpuall.h: Regenerate.
48 * decode.c: Regenerate.
49 * decode.h: Regenerate.
50 * model.c: Regenerate.
51 * sem.c: Regenerate.
52
d6416cdc
RW		 532009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
54
81ecdfbb
RW		 55 * config.in: Regenerate.
56 * configure: Likewise.
57
d6416cdc
RW		 58 * configure: Regenerate.
59
7b1a2840
HPN		 602009-01-07 Hans-Peter Nilsson <hp@axis.com>
61
62 * sem.c: Regenerate.
63
bce3bbcb
HPN		 642008-12-23 Hans-Peter Nilsson <hp@axis.com>
65
66 * arch.c, arch.h, cpu.c, cpu.h, cpuall.h, decode.c, decode.h,
67 model.c, sem.c: Regenerate.
68
b5bd9624
HPN		 692008-07-11 Hans-Peter Nilsson <hp@axis.com>
70
71 * configure: Regenerate to track ../common/common.m4 changes.
72 * config.in: Ditto.
73
6efef468
JM		 742008-06-06 Vladimir Prus <vladimir@codesourcery.com>
75 Daniel Jacobowitz <dan@codesourcery.com>
76 Joseph Myers <joseph@codesourcery.com>
77
78 * configure: Regenerate.
79
b1bfc053
HPN		 802006-12-21 Hans-Peter Nilsson <hp@axis.com>
81
82 * config.in: Regenerate.
83
e85e3205
RE		 842006-06-13 Richard Earnshaw <rearnsha@arm.com>
85
86 * configure: Regenerated.
87
2f0122dc
DJ		 882006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
89
90 * configure: Regenerated.
91
20e95c23
DJ		 922006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
93
94 * configure: Regenerated.
95
79e59fe6
DB		 962005-10-28 Dave Brolley <brolley@redhat.com>
97
98 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
99
100 Contribute the following changes:
101 2003-09-29 Dave Brolley <brolley@redhat.com>
102
103 * frv-sim.h: Use CGEN_ATTR_VALUE_ENUM_TYPE in place of
104 CGEN_ATTR_VALUE_TYPE.
105 * mloop.in: Ditto.
106 * pipeline.c: Ditto.
107 * traps.c: Ditto.
108
2b193c4a
MK		 1092005-03-23 Mark Kettenis <kettenis@gnu.org>
110
111 * configure: Regenerate.
112
35695fd6
AC		 1132005-01-14 Andrew Cagney <cagney@gnu.org>
114
115 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
116 explicit call to AC_CONFIG_HEADER.
117 * configure: Regenerate.
118
f0569246
AC		 1192005-01-12 Andrew Cagney <cagney@gnu.org>
120
121 * configure.ac: Update to use ../common/common.m4.
122 * configure: Re-generate.
123
38f48d72
AC		 1242005-01-11 Andrew Cagney <cagney@localhost.localdomain>
125
126 * configure: Regenerated to track ../common/aclocal.m4 changes.
127
b7026657
AC		 1282005-01-07 Andrew Cagney <cagney@gnu.org>
129
130 * configure.ac: Rename configure.in, require autoconf 2.59.
131 * configure: Re-generate.
132
379832de
HPN		 1332004-12-08 Hans-Peter Nilsson <hp@axis.com>
134
135 * configure: Regenerate for ../common/aclocal.m4 update.
136
45aa12b4
RS		 1372004-08-27 Richard Sandiford <rsandifo@redhat.com>
138
139 * cpu.[ch], arch.[ch], decode.[ch]: Regenerated.
140 * cpuall.h, model.c, sem.c: Regenerated.
141
676a64f4
RS		 1422004-03-01 Richard Sandiford <rsandifo@redhat.com>
143
144 * Makefile.in (SIM_OBJS): Add profile-fr450.o.
145 (profile-fr450.o): New dependency.
146 (stamp-cpu): Add fr450 to the list of machs.
147 * sim-frv.h (SPR_IS_ACC): New macro.
148 (H_SPR_ACC4, H_SPR_ACC63, H_SPR_ACCG4, H_SPR_ACCG63): Delete.
149 * cache.c (frv_cache_init, non_cache_access): Handle bfd_mach_fr450.
150 * frv.c (check_register_alignment, check_fr_register_alignment)
151 (check_memory_alignment, do_media_average): Likewise.
152 (frvbf_clear_accumulators): Likewise. Use a mask of valid registers
153 rather than a consecutive range.
154 * interrupts.c (frv_queue_illegal_instruction_interrupt)
155 (frv_queue_non_implemented_instruction_interrupt): Handle
156 bfd_mach_fr450.
157 * memory.c (check_data_read_address, check_readwrite_address)
158 (check_insn_read_address, check_write_address): Likewise.
159 * mloop.in (@cpu@_simulate_insn_prefetch): Likewise.
160 * profile.c (reset_gr_flags, reset_fr_flags, reset_acc_flags)
161 (frvbf_model_insn_before, frvbf_model_insn_after): Likewise.
162 * profile-fr450.c: New file.
163 * registers.c (fr450_spr): New array.
164 (frv_register_control_init): Check its size. Use it for fr450.
165 (frv_check_register_access): Handle bfd_mach_fr450.
166 (frv_check_spr_read_access): Likewise. Generalize accumulator check.
167 * traps.c (frv_core_signal, frvbf_media_cr_not_aligned): Likewise.
168 (frvbf_media_acc_not_aligned): Likewise.
169 (frvbf_media_register_not_aligned): Likewise.
170 * arch.c: Regenerate.
171 * arch.h: Regenerate.
172 * cpu.h: Regenerate.
173 * cpuall.h: Regenerate.
174 * decode.h: Regenerate.
175 * model.c: Regenerate.
176
c7a48b9a
RS		 1772004-03-01 Richard Sandiford <rsandifo@redhat.com>
178
179 * cache.c (frv_cache_init): Change fr400 cache statistics to match
180 the fr405.
181 (non_cache_access): Add missing breaks.
182 * interrupts.c (set_exception_status_registers): Always set EAR15
183 for data_access_errors.
184 * memory.c (fr400_check_write_address): Remove redundant alignment
185 check.
186 * model.c: Regenerate.
187
8b73069f
RS		 1882004-03-01 Richard Sandiford <rsandifo@redhat.com>
189
190 * frv.c (frvbf_iacc_cut): Rework, taking rounding into account.
191
8ae0baa2
RS		 1922004-03-01 Richard Sandiford <rsandifo@redhat.com>
193
194 * decode.c, decode.h, model.c, sem.c: Regenerate.
195
d74c4203
KB		 1962003-11-24 Kevin Buettner <kevinb@redhat.com>
197
198 * frv-sim.h (GR_REGNUM_MAX, FR_REGNUM_MAX, PC_REGNUM, SPR_REGNUM_MIN)
199 (SPR_REGNUM_MAX): Delete.
200 * frv.c (gdb/sim-frv.h): Include.
201 (frvbf_fetch_register, frvbf_store_register): Use register number
202 constants from gdb/sim-frv.h. Check availability of general
203 purpose and float registers.
204
0b01870b
DB		 2052003-11-03 Dave Brolley <brolley@redhat.com>
206
207 * cache.c (address_interference): Check for higher priority requests
208 in the same pipeline.
209
9a29f3ca
DB		 2102003-10-31 Dave Brolley <brolley@redhat.com>
211
162cec1b 212 * frv-sim.h (LR_REGNUM): Removed.
073926e5 213 (SPR_REGNUM_MIN,SPR_REGNUM_MAX): New macros.
9a29f3ca 214 * frv.c (frvbf_fetch_register): Fetch SPR registers based on
073926e5 215 SPR_REGNUM_MIN and SPR_REGNUM_MAX. Check whether SPRs are implemented.
9a29f3ca
DB		 216 Return 0 for an unimplemented register. Return the length of the data
217 for an implemented register.
218 (frvbf_store_register): Ditto.
219
fc0a2244
AC		 2202003-10-30 Andrew Cagney <cagney@redhat.com>
221
222 * traps.c: Replace "struct symbol_cache_entry" with "struct
223 bfd_symbol".
224
29a79ca0
DB		 2252003-10-10 Dave Brolley <brolley@redhat.com>
226
227 * cpu.h, sem.c: Regenerate.
228
e930b1f5
DB		 2292003-10-06 Dave Brolley <brolley@redhat.com>
230
231 * profile-fr550.[ch]: New files.
232 * configure.in: Move frv handling to alphabetically correct placement.
233 * Makefile.in: Add fr550 support.
234 * frv-sim.h,frv.c,interrups.c,memory.c,mloop.in,pipeline.c,
235 profile.[ch],registers.c,traps.c: Add fr550 support.
236 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
237 Regenerate.
238
22f367a7
DB		 2392003-09-25 Dave Brolley <brolley@redhat.com>
240
241 * reset.c (frv_initialize): Call frv_register_control_init first.
242
1c453cd6
DB		 2432003-09-24 Dave Brolley <brolley@redhat.com>
244
245 * profile.h (update_FR_ptime): New prototype.
246 (update_FRdouble_ptime): Ditto.
247 (update_SPR_ptime): Ditto.
248 (increase_ACC_busy): Ditto.
249 (enforce_full_acc_latency): Ditto.
250 (post_wait_for_SPR): Ditto.
251 * profile.c (update_FR_ptime): Moved here from profile-fr500.c.
252 (update_FRdouble_ptime): Ditto.
253 (update_SPR_ptime): New function.
254 (increase_ACC_busy): Ditto.
255 (enforce_full_acc_latency): Ditto.
256 (vliw_wait_for_fdiv_resource): Correct resource name.
257 (vliw_wait_for_fsqrt_resource): Ditto.
258 (post_wait_for_SPR): New function.
259 * profile-fr500.c (frvbf_model_fr500_u_commit): New function.
260 (frvbf_model_fr500_u_gr2fr): Pass out_FRk as output register to
261 adjust_float_register_busy.
262 (frvbf_model_fr500_u_gr_load): Record latency of SPR registers.
263 (frvbf_model_fr500_u_fr_load): Wait for and record latency of SPR
264 registers.
265 (frvbf_model_fr500_u_float_arith): Ditto.
266 (frvbf_model_fr500_u_float_dual_arith): Ditto.
267 (frvbf_model_fr500_u_float_div): Ditto.
268 (frvbf_model_fr500_u_float_sqrt): Ditto.
269 (frvbf_model_fr500_u_float_convert): Ditto.
270 (update_FR_ptime): Moved to profile.c
271 (update_FRdouble_ptime): Moved to profile.c
272 * profile-fr400.c (update_FR_ptime): Removed. Identical to functions
273 for other machines.
274 (update_FRdouble_ptime): Ditto.
275 * arch.h,cpu.h,sem.c,decode.[ch],model.c,sem.c: Regenerated.
276
153431d6
DB		 2772003-09-12 Dave Brolley <brolley@redhat.com>
278
279 * registers.c (frv_check_spr_read_access): Check for access to
280 ACC4-ACC63 and ACCG4-ACCG63.
281 * profile.h (frv-desc.h): #include it.
282 (spr_busy): New member of FRV_PROFILE_STATE.
283 (spr_latency): Ditto.
284 (GNER_FOR_GR): New macro.
285 (FNER_FOR_FR): New maccro.
286 (update_SPR_latency): New function.
287 (vliw_wait_for_SPR): New function.
93938d47 288 * profile.c (update_latencies): Update SPR latencies.
153431d6
DB		 289 (update_target_latencies): Ditto.
290 (update_SPR_latency): New function.
291 (vliw_wait_for_SPR): New function.
292 * profile-fr500.c (frvbf_model_fr500_u_idiv): Record GNER latency.
293 (frvbf_model_fr500_u_trap): Removed unused variable, ps.
294 (frvbf_model_fr500_u_check): Ditto.
295 (frvbf_model_fr500_u_clrgr): New unit modeller for fr500.
296 (frvbf_model_fr500_u_clrfr): Ditto.
297 (frvbf_model_fr500_u_spr2gr): Wait for SPR.
298 (frvbf_model_fr500_u_gr2spr): Ditto.
299 * frv-sim.h (H_SPR_ACC4): New macro.
300 (H_SPR_ACCG4): New macro;
301 (H_SPR_ACC0): Removed.
302 (H_SPR_ACCG0): Removed.
303 * arch.h,model.c,sem[ch],decode.[ch]: Regenerated.
304
ba9c4053
DB		 3052003-09-10 Dave Brolley <brolley@redhat.com>
306
307 * profile.c (slot_names): FM1 was listed twice. Changed first
308 instance to FM0. Added IALL, FMALL and FMLOW.
309 (print_parallel): Don't examine slots with no insns.
310
f9e18f5a
DB		 3112003-09-09 Dave Brolley <brolley@redhat.com>
312
313 * frv.c (do_media_average): Select machine using a switch.
314
d89a78b6
DB		 3152003-09-08 Dave Brolley <brolley@redhat.com>
316
317 On behalf of Doug Evans <dje@sebabeach.org>
318 * Makefile.in (stamp-arch,stamp-cpu): Pass archfile to cgen.
319 Remove copying of .cpu file to cgen/cpu, no longer needed.
320
d03ea14f
DB		 3212003-09-03 Dave Brolley <brolley@redhat.com>
322
323 * cpu.h, model.c, sem.c, decode.h, decode.c: Regenerated.
324
e8d2f504
DB		 3252003-08-29 Dave Brolley <brolley@redhat.com>
326
327 * Makefile.in (stamp-arch): Copy frv.cpu from $(srcdir)../../cpu
328 temporarily when regenerating files.
329 (stamp-cpu): Ditto.
330
b34f6357
DB		 3312003-08-20 Micheal Snyder <msnyder@redhat.com>
332
333 * All generated files: Regenerate.
334
3352001-10-11 Dave Brolley <brolley@redhat.com>
336
337 * cpu.h,decode.c,decode.h,sem.c: Regenerate.
338
3392001-10-09 Dave Brolley <brolley@redhat.com>
340
341 * traps.c (frv_rett): Halt if PSR.S and PSR.ET are both set or both
342 not set.
343 * reset.c (frv_hardware_reset): Invalidate both caches.
344 * registers.c: Update init, reset and read-only masks for all registers
345 on all machines.
346 * profile.h (cur_gr_complex): New field of FRV_PROFILE_STATE
347 (prev_gr_complex): New field of FRV_PROFILE_STATE
348 (set_use_is_gr_complex): New function.
349 (set_use_not_gr_complex): New function.
350 (use_is_gr_complex): New function.
351 (decrease_GR_busy): New function.
352 * profile.c (reset_gr_flags): New function.
353 (reset_cc_flags): New function.
354 (set_use_is_gr_complex): New function.
355 (set_use_not_gr_complex): New function.
356 (use_is_gr_complex): New function.
357 (update_latencies): Reset gr and cc flags when latency reaches 0.
358 (decrease_GR_busy): New function.
359 * profile-fr400.h (fr500_reset_acc_flags): Removed.
360 (fr500_reset_cc_flags): New function.
361 * profile-fr500.c (frvbf_model_fr400_u_*): Reflect latencies from fr500
362 LSI version 1.41.
363 * profile-fr400.h (fr400_reset_gr_flags): New function.
364 (fr400_reset_fr_flags): New function.
365 (fr400_reset_acc_flags): New function.
366 * profile-fr400.c (set_use_not_media_p4): New function.
367 (set_use_not_media_p6): New function.
368 (set_acc_use_not_media_p2): New function.
369 (set_acc_use_not_media_p4): New function.
370 (fr400_reset_gr_flags): New function.
371 (fr400_reset_fr_flags): New function.
372 (fr400_reset_acc_flags): New function.
373 (frvbf_model_fr400_u_*): Reflect latencies from fr400 LSI version 1.1.
374 (frvbf_model_fr400_u_media_hilo): New function.
375 * pipeline.c (frv_vliw_setup_insn): Don't clear MSR0.MTT.
376 * memory.c (fr400_check_data_read_address): Check address range only
377 for double word loads. Don't check alignment here.
378 (fr400_check_readwrite_address): New function.
379 (fr500_check_readwrite_address): New function.
380 (check_readwrite_address): New function.
381 (fr500_check_insn_read_address): Correct address ranges.
382 (frvbf_read_mem_*): Check address range here.
383 (frv_address_forbidden): Removed.
384 (fr400_check_write_address): New function.
385 (check_write_address): New function.
386 (frvbf_write_mem_*): Don't check address range here.
387 (frvbf_mem_set_*): Check address range here.
388 * interrupts.c (frv_queue_data_access_error_interrupt): Now takes an
389 address as second argument.
390 (frv_queue_data_access_exception_interrupt): New function.
391 (frv_queue_illegal_instruction_interrupt): Generate fp_exception for
392 media insns on fr400.
393 (frv_queue_non_implemented_instruction_interrupt): Generate mp_exception
394 for media insns on fr400.
395 (frv_detect_insn_access_interrupts): Don't check for illegal addresses
396 of insns here. Check for MTRAP insn if PSR.EM is not set.
397 (frv_set_mp_exception_registers): Only set MSR0.MTT if it is not already
398 set.
399 (set_exception_status_registers): Do not always set EPCR. Set EAR for
400 data_acess_error only if not fr400.
401 * frv.c (do_media_average): New function.
402 (frvbf_media_average): New function.
403 (frvbf_insn_cache_invalidate): Check for illegal invocation.
404 (frvbf_data_cache_invalidate): Ditto.
405 (frvbf_data_cache_flush): Ditto.
406 * frv-sim.h (GET_FSR_QNE): New macro.
407 (frv_msr_mtt): Remove MTT_SEQUENCE_ERROR.
408 (GET_MSR_SRDAV): New macro.
409 (GET_MSR_RDAV): New macro.
410 (GET_MSR_RD): New macro.
411 (frv_queue_data_access_error_interrupt): Now takes an address as second
412 argument.
413 (frv_address_forbidden): Removed.
414 * cache.c (non_cache_access): Correct address ranges. Now takes cache
415 as first argument.
416 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
417
4182001-08-20 Dave Brolley <brolley@redhat.com>
419
420 * sim-main.h (_sim_cpu): New field 'elf_flags'.
421 * sim-if.c (sim_open): Extract the elf_flags from the input file and
422 save them with each cpu.
423 * mloop.in (main loop): Pass elf flags to frv_vliw_reset. Set
424 last_insn_p before executing the insn.
425 * cache.c (frv_cache_invalidate): Flush scache if this is the cpu's
426 insn cache.
427 (frv_cache_invalidate_all): Ditto.
428
4292001-08-20 Richard Sandiford <rsandifo@redhat.com>
430
431 * traps.c (syscall_read_mem): Flush the data cache before reading.
432 (syscall_write_mem): Flush the data cache before writing.
433 Invalidate both caches.
434
4352001-07-05 Ben Elliston <bje@redhat.com>
436
437 * Makefile.in (stamp-arch): Use $(CGEN_CPU_DIR).
438 (stamp-cpu): Likewise.
439
4402001-05-23 Dave Brolley <brolley@redhat.com>
441
442 * profile-fr400.c (acc_use_is_media_p2): New function.
443 (frvbf_model_fr400_u_media_2): Account for latency of output
444 accumulators.
445 (frvbf_model_fr400_u_media_2_quad): Ditto.
446 (frvbf_model_fr400_u_media_2_acc): New function.
447 (frvbf_model_fr400_u_media_2_acc_dual): New function.
448 (frvbf_model_fr400_u_media_2_add_sub): New function.
449 (frvbf_model_fr400_u_media_2_add_sub_dual): New function.
450 (frvbf_model_fr400_u_media_3_dual): New function.
451 (frvbf_model_fr400_u_media_4_acc_dual): New function.
452 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
453
4542001-05-15 Dave Brolley <brolley@redhat.com>
455
456 * registers.c (fr400_spr): Enable write access to HSR0.CBM.
457 * profile.h (FRV_PROFILE_STATE): New field 'all_cache_entries'.
458 * profile.c (CACHE_QUEUE_ELEMENT): New 'all' field.
459 (request_cache_flush): Save 'all' argument.
460 (request_cache_invalidate): Save all_cache_entries from profile state
461 to 'all' field of the request.
462 (submit_cache_request): Pass the 'all' field of the request to
463 frv_cache_request_invalidate.
464 * frv.c (frv_insn_cache_invalidate): Add new 'all' parameter. Perform
465 operation even if HSR0.ICE is not set.
466 (frv_data_cache_invalidate): Add new 'all' parameter. Perform
467 operation even if HSR0.DCE is not set.
468 (frv_data_cache_flush): Ditto.
469 * frv-sim.h (frv_insn_cache_invalidate): Add new 'all' parameter.
470 (frv_data_cache_invalidate): Add new 'all' parameter.
471 (frv_data_cache_flush): Add new 'all' parameter.
472 * cache.h (FRV_CACHE_INVALIDATE_REQUEST): Add new 'all' field.
473 (frv_cache_request_invalidate): Add new 'all' parameter.
474 * cache.c (frv_cache_request_invalidate): Add new 'all' parameter. Save
475 its value in the invalidate request.
476 (address_interference): Accept the value '-1' for the address argument
477 to mean 'any address'.
478 (handle_req_invalidate): Handle request to invalidate all cache lines.
479 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
480
4812001-05-14 Dave Brolley <brolley@redhat.com>
482
483 * profile.h (past_first_p): New field of profiling state.
484 (branch_penalty): Ditto.
485 (branch_hint): Ditto.
486 (update_branch_penalty): New function.
487 * profile.c (frvbf_model_insn_after): Reset past_first_p and
488 branch_address fields of the profiling state.
489 (frvbf_model_branch): New function.
490 (update_branch_penalty): New function.
491 * profile-fr500.c (frvbf_model_fr500_u_branch): Remove ICCi_3 and
492 FCCi_3 inputs.
493 (frvbf_model_fr500_u_trap): New function.
494 (frvbf_model_fr500_u_check): New function.
495 (frvbf_model_fr500_u_media_dual_htob): post-processing latency is 3
496 cycles.
497 * profile-fr400.c (frvbf_model_fr400_u_branch): Set branch penalties
498 as documented in the fr400 LSI. Remove ICCi_3 and FCCi_3 inputs.
499 (frvbf_model_fr400_u_media_dual_expand): Check resource usage as
500 documented in teh fr400 LSI.
501 (frvbf_model_fr400_u_media_dual_htob): Ditto.
502 (frvbf_model_fr400_u_media_dual_unpack): Removed.
503 (frvbf_model_fr500_u_trap): New function.
504 (frvbf_model_fr500_u_check): New function.
505 * mloop.in (simulate_dual_insn_prefetch): New function.
506 (@cpu@_simulate_insn_prefetch): Call simulate_dual_insn_prefetch with
507 arguments for each machine type.
508 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
509
5102001-05-09 Dave Brolley <brolley@redhat.com>
511
512 * Makefile.in (profile.o): Add profile-fr400.h as a dependency.
513 (profile-fr400.o): New target.
514 * profile.c: New file.
515 * profile.h: New file.
516 * profile-fr400.c: New file.
517 * profile-fr400.h: New file.
518 * profile-fr500.c: New file.
519 * profile-fr500.h: New file.
520 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
521
5222001-05-02 Dave Brolley <brolley@redhat.com>
523
524 * sim-main.h (profile.h): #include it.
525 (CPU_PROFILE_STATE): New macro.
526 (profile_state): New frv specific cpu field.
527 * reset.c (frv_initialize): insn_fetch_address and branch_address now
528 part of global profiling state.
529 * Makefile.in (SIM_OBJS): Add profile.o and profile-fr500.o.
530 (SIM_EXTRA_DEPS): Add profile.h.
531 (registers.o): Correct name of source file.
532 (profile.o): New target.
533 (profile-fr500.o): New target.
534 * frv-sim.h: Move profile related data structures to profile.h.
535 * frv.c: Move fr500 specific functions to profile-fr500.c.
536 * cpu.h: Regenerated.
537
5382001-04-27 Dave Brolley <brolley@redhat.com>
539
540 * sim-main.h (CPU_PIPELINE): Renamed to CPU_VLIW.
541 * interrupts.c: Rename FRV_PIPELINE to FRV_VLIW.
542 Rename pipeline to vliw. Rename CPU_PIPELINE to CPU_VLIW.
543 Rename PIPE_* to UNIT_*.
544 (frv_queue_illegal_instruction_interrupt): Use
545 frv_is_float_insn and frv_is_media_insn.
546 (frv_queue_non_implemented_instruction_interrupt): Ditto.
547 (frv_detect_insn_access_interrupts): Ditto.
548 * frv.c: Rename FRV_PIPELINE to FRV_VLIW. Rename pipeline to vliw.
549 Rename CPU_PIPELINE to CPU_VLIW. Rename PIPE_* to UNIT_*.
550 * memory.c: Ditto.
551 * pipeline.c: Ditto.
552 * mloop.in: Ditto.
553 * frv-sim.h (frv_pipeline_setup_insn): Renamed to frv_vliw_setup_insn.
554 * cache.c: Rename PIPE_* to UNIT_*.
555
5562001-04-24 Dave Brolley <brolley@redhat.com>
557
558 * frv.c (frvbf_load_quad_GR): Delete have_data and hsr0.
559 (frvbf_load_quad_FRint): Ditto.
560 (frvbf_load_quad_CPR): Ditto.
561 * cache.c (frv_cache_init): Initialize cache for fr400 vs other
562 machines.
563 (bfd.h): #include it.
564 (non_cache_access): Update for revised fr500 and for fr400.
565 * registers.c (frv_spr): Don't reset PSR.PS.
566 (fr500_spr): Ditto.
567 (frv_reset_spr): Set PSR.PS to the former value of PSR.S.
568
5692001-04-23 Dave Brolley <brolley@redhat.com>
570
571 * traps.c (frv_core_signal): On fr400, generate data_access_error.
572 (frvbf_media_cr_not_aligned): On fr400, generate illegal_instruction.
573 (frvbf_media_acc_not_aligned): Ditto.
574 (frvbf_media_register_not_aligned): Ditto.
575 (frvbf_division_exception): Use GET_ISR_EDE.
576 * registers.c (frv_check_spr_read_access): New function.
577 (frv_check_spr_write_access): New function.
578 (frv_check_spr_access): Deleted.
579 (frv_check_register_access): On fr400, generate illegal_instruction.
580 * memory.c (fr400_check_data_read_address): New function.
581 (fr500_check_data_read_address): Ditto.
582 (check_data_read_address): Ditto.
583 (fr400_check_insn_read_address): Ditto.
584 (fr500_check_insn_read_address): Ditto.
585 (check_insn_read_address): Ditto.
586 (frvbf_read_mem_QI): Call check_data_read_access.
587 (frvbf_read_mem_UQI): Ditto.
588 (frvbf_read_mem_HI): Ditto.
589 (frvbf_read_mem_UHI): Ditto.
590 (frvbf_read_mem_SI): Ditto.
591 (frvbf_read_mem_DI): Ditto.
592 (frvbf_read_mem_DF): Ditto.
593 (frvbf_read_imem_USI): Call check_insn_read_access.
594 (frv_address_forbidden): Now takes cpu as first argument. Check based
595 on machine type.
596 (fr400_mem_address_unaligned): New function.
597 (fr500_mem_address_unaligned): Ditto.
598 (check_write_address): Ditto.
599 (frvbf_mem_set_QI): Call check_write_address.
600 (frvbf_mem_set_HI): Ditto.
601 (frvbf_mem_set_SI): Ditto.
602 (frvbf_mem_set_DI): Ditto.
603 (frvbf_mem_set_DF): Ditto.
604 (frvbf_mem_set_XI): Ditto.
605 * interrupts.c (bfd.h): #include it.
606 (frv_queue_data_access_error_interrupt): New function.
607 (frv_queue_instruction_access_error_interrupt): New function.
608 (frv_queue_instruction_access_exception_interrupt): New function.
609 (frv_queue_illegal_instruction_interrupt): No fp_exception on fr400.
610 (frv_queue_non_implemented_instruction_interrupt): Ditto.
611 (frv_detect_insn_access_interrupts): Reorder tests to match priority
612 from the LSI manual.
613 (set_isr_exception_fields): Accumulate dtt bits.
614 * frv.c (check_register_alignment): New function.
615 (check_fr_register_alignment): New function.
616 (check_memory_alignment): New function.
617 (frvbf_h_gr_double_get_handler): Call check_register_alignment.
618 (frvbf_h_gr_double_set_handler): Ditto.
619 (frvbf_h_cpr_double_get_handler): Ditto.
620 (frvbf_h_cpr_double_set_handler): Ditto.
621 (frvbf_h_gr_quad_set_handler): Ditto.
622 (frvbf_h_cpr_quad_set_handler): Ditto.
623 (frvbf_h_fr_double_get_handler): Call check_fr_register_alignment.
624 (frvbf_h_fr_double_set_handler): Ditto.
625 (frvbf_h_fr_quad_set_handler): Ditto.
626 (frvbf_h_spr_get_handler): Call frv_check_spr_read_access.
627 (frvbf_h_spr_set_handler): Call frv_check_spr_write_access.
628 (frvbf_load_quad_GR): Call check_memory_aligment.
629 (frvbf_load_quad_FRint): Ditto.
630 (frvbf_load_quad_CPR): Ditto.
631 (frvbf_store_quad_GR): Call check_memory_aligment and
632 check_register_alignment.
633 (frvbf_store_quad_FRint): Ditto.
634 (frvbf_store_quad_CPR): Ditto.
635 (frvbf_signed_integer_divide: Use GET_ISR_EDEM.
636 * frv-sim.h (H_SPR_ACC0): New macro.
637 (H_SPR_ACC63): New macro.
638 (H_SPR_ACCG0): New macro.
639 (H_SPR_ACCG63): New macro.
640 (frv_dtt): New enumerator.
641 (GET_ISR_EDE): Renamed from GET_ISR_EDEM.
642 (GET_ISR_DTT): New macro.
643 (frv_queue_data_access_error_interrupt): New function.
644 (frv_queue_instruction_access_error_interrupt): New function.
645 (frv_queue_instruction_access_exception_interrupt): New function.
646 (frv_address_forbidden): Now takes cpu as first argument.
647 * cpu.h: Regenerate.
648
6492001-04-10 Dave Brolley <brolley@redhat.com>
650
651 * registers.c (fr500_spr): Add new fields to fr500 PSR register.
652 (fr500_spr): Add STBAR and MMCR unimplemented registers for fr500.
653 (fr400_spr): Implement SPR registers for fr400.
654 (frv_register_control_init): Handle bfd_mach_fr400 properly.
655 * frv.c (spr_bpsr_get_handler): Mask field before shifting.
656 (spr_psr_get_handler): Ditto.
657 (spr_ccr_get_handler): Ditto.
658 (spr_cccr_get_handler): Ditto.
659 (frvbf_clear_accumulators): Only 4 accumulators on fr400.
660 * frv-sim.h: Update comment about MCCR_* macros.
661 * cpu.c,cpu.h: Regenerate.
662
6632001-04-05 Dave Brolley <brolley@redhat.com>
664
665 * cpu.h,decode.c,model.c,sem.c: Regenerate.
666
6672001-04-05 Dave Brolley <brolley@redhat.com>
668
669 * reset.c: Update copyright.
670 * registers.c (frv_register_control_init): Handle bfd_mach_fr400.
671 * frv.c (frvbf_model_fr400_u_exec): New function.
672 * Makefile.in (stamp-cpu): Add fr400 to list of machines.
673 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
674 Regenerate.
675
6762000-11-22 Dave Brolley <brolley@redhat.com>
677
678 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
679 Regenerate.
680
6812000-11-10 Dave Brolley <brolley@redhat.com>
682
683 * decode.c: Regenerate.
684
6852000-09-12 Dave Brolley <brolley@redhat.com>
686
687 * traps.c (frv_sim_engine_halt_hook): New function.
688 (frv_itrap): Caches now invalidated in sim_engine_halt via
689 SIM_ENGINE_HALT_HOOK.
690 (frv_break): Ditto.
691 * sim-main.h (frv_sim_engine_halt_hook): New function.
692 (SIM_ENGINE_HALT_HOOK): New macro.
693 (SIM_ENGINE_RESTART_HOOK): New macro.
694 * interrupts.c: Call to frv_term now done within sim_engine_halt via
695 SIM_ENGINE_HALT_HOOK.
696
6972000-09-08 Dave Brolley <brolley@redhat.com>
698
699 * traps.c (frv_itrap): Invalidate and flush the data and insn caches
700 respectively when stopping for a breakpoint.
701 (frv_break): Ditto.
702 * cache.h (frv_cache_invalidate_all): New function.
703 * cache.c (frv_cache_invalidate_all): New function.
704
7052000-09-05 Dave Brolley <brolley@redhat.com>
706
707 * traps.c (frv_break): If SIM_HAVE_BREAKPOINTS, call
708 sim_handle_breakpoint. Otherwise if environment != operating call
709 sim_engine_halt. Otherwise handle normally.
710 * interrupts.c (frv_queue_break_interrupt): Don't handle debugger
711 breakpoints here. Moved to frv_break in traps.c.
712
713 * sem.c: Regenerate.
714
7152000-09-01 Dave Brolley <brolley@redhat.com>
716
717 * interrupts.c (frv_queue_break_interrupt): Call sim_handle_breakpoint
718 before queuing an interrupt in order to allow 'break' to be used as
719 the breakpoint insn.
720
7212000-08-29 Dave Brolley <brolley@redhat.com>
722
723 * traps.c (frv_itrap): Invalidate the insn cache at a breakpoint.
724
7252000-07-27 Dave Brolley <brolley@redhat.com>
726
727 * cpu.h,decode.c: Rebuild.
728
7292000-07-26 Dave Brolley <brolley@redhat.com>
730
731 * frv.c (spr_cccr_get_handler): Change CRx to CCx.
732 (spr_cccr_set_handler): Change CRx to CCx.
733 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
734
7352000-07-24 Dave Brolley <brolley@redhat.com>
736
737 * sem.c: Regenerate.
738 * frv.c (frvbf_unsigned_integer_divide): Queue a write for the result.
739 Don't write it directly.
740
741Thu Jul 6 13:51:12 2000 Dave Brolley <brolley@topaz>
742
743 * configure: Regenerated to track ../common/aclocal.m4 changes.
744
7452000-07-05 Ben Elliston <bje@redhat.com>
746
747 * configure: Regenerated to track ../common/aclocal.m4 changes.
748
7492000-06-28 Dave Brolley <brolley@redhat.com>
750
751 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
752
7532000-06-21 Dave Brolley <brolley@redhat.com>
754
755 * pipeline.c: All code except frv_pipeline_setup_insn moved to
756 frv.opc.
757 * mloop.in (main loop): frv_pipeline_add_insn broken up into
758 frv_pipeline_add_insn and frv_pipeline_setup_insn.
759 * frv-sim.h: Move pipeline status code to frv.opc.
760 * model.c: Regenerate.
761
7622000-06-12 Dave Brolley <brolley@redhat.com>
763
764 * options.c (frv_option_handler): --profile-parallel implies
765 --profile-model.
766 * mloop.in (fetch_buffer): Removed.
767 (@cpu@_simulate_insn_prefetch): Monitoring of fetch buffer moved to
768 run_caches. Use cache directly if not counting cycles. Don't use
769 cache at all if not counting cycles and cache not enabled.
770 * frv.c (frv_insn_fetch_buffer): New global variable.
771 (run_caches): Monitor the status of insn prefetch requests.
772 * frv-sim.h (FRV_INSN_FETCH_BUFFER): New struct type.
773 (frv_insn_fetch_buffer): New global variable.
774
7752000-06-12 Dave Brolley <brolley@redhat.com>
776
777 * mloop.in (fetch_buffer): New static struct.
778 (@cpu@_simulate_insn_prefetch): Rewritten.
779 * cache.c (frv_cache_request_invalidate): Don't invalidate return
780 buffer.
781 (address_interference): Defer to any WAR request in either pipeline.
782
7832000-06-09 Dave Brolley <brolley@redhat.com>
784
785 * pipeline.c (insns_in_slot): New Array.
786 (frv_pipeline_add_insn): Call COUNT_INSNS_IN_SLOT.
787 * options.c (frv_options): Remove 'NONBLOCK' argument from data-cache
788 option.
789 (parse_cache_option): New function.
790 (frv_option_handler): Call parse_cache_option.
791 * frv.c (vliw_branch_taken): New variable.
792 (vliw_load_stall): New variable.
793 (handle_resource_wait): Update vliw_load_stall.
794 (frvbf_model_insn_before): Initialize vliw_branch_taken and
795 vliw_load_stall.
796 (frvbf_model_insn_after): Increment PROFILE_MODEL_LOAD_STALL_CYCLES.
797 (load_wait_for_FR): Update vliw_load_stall.
798 (load_wait_for_GR): Update vliw_load_stall.
799 (load_wait_for_FRdouble): Update vliw_load_stall.
800 (load_wait_for_GRdouble): Update vliw_load_stall.
801 (frvbf_model_fr500_u_branch): Count branches taken and not taken.
802 (slot_names): New static array.
803 (print_parallel): Now takes second argument 'verbose'. Print cycles per
804 VLIW insn and instructions per cycle. Also tabulate the number of insns
805 in each type of VLIW slot.
806 (frv_profile_info): Call print_parallel with new second argument.
807 * frv-sim.h (insn_in_slot): New array.
808 (COUNT_INSNS_IN_SLOT): New macro.
809 (INSNS_IN_SLOT): New macro.
810 * cache.c: Remove references to non_blocking_count. Remove references to
811 last_was_hit. Remove references to req_none.
812 (handle_req_store): Adjust statistics before requeuing the store
813 request.
814 (handle_req_WAR): Don't let the WAR request affect the cache statistics.
815 * cache.h: Remove references to non_blocking_count. Remove references to
816 last_was_hit. Remove references to req_none.
817 * model.c: Regenerate.
818
8192000-06-08 Dave Brolley <brolley@redhat.com>
820
821 * frv.c (request_complete): Copy load data from the correct return
822 buffer.
823
8242000-06-07 Dave Brolley <brolley@redhat.com>
825
826 * traps.c (frv_core_signal): Call frv_term before exiting.
827 (frv_itrap): Call frv_term before exiting.
828 (next_available_nesr): Make sure NECR is implemented before reading it.
829 (next_valid_nesr): Ditto.
830 (frvbf_check_non_excepting_load): Ditto.
831 (frvbf_clear_ne_flags): Ditto.
832 (frvbf_commit): Ditto.
833 (frvbf_check_recovering_store): Delay cache operation if 'model_insn'.
834 * sim-main.h (_sim_cpu): Add load_address, load_length, load_flag and
835 store_flag members.
836 (CPU_LOAD_ADDRESS): New macro.
837 (CPU_LOAD_LENGTH): New macro.
838 (CPU_LOAD_SIGNED): New macro.
839 (CPU_LOAD_LOCK): New macro.
840 * reset.c (frv_term): New function.
841 (frv_power_on_reset): Use SETMEMSI if the cache is not enabled.
842 (frv_hardware_reset): Use SETMEMSI if the cache is not enabled.
843 (frv_software_reset): Use SETMEMSI if the cache is not enabled.
844 * mloop.in (execute): Call FRV_COUNT_CYCLES to decide whether to model
845 the insn. Model the insn in two passes. One before and one after
846 execution.
847 (cache_reqno): new static variable.
848 (@cpu@_simulate_insn_prefetch): Model fetch latency by waiting for the
849 cache rather than assuming a fixed latency.
850 (xinit): Turn on PROFILE_MODEL_P before each vliw insn if the timer is
851 enabled so that modeling data is collected by cgen during execution.
852 (full-exec): Restore PROFILE_MODEL_P after each vliw insn.
853 * memory.c (data_non_cache_access): Removed.
854 (insn_non_cache_access): Removed.
855 (frvbf_read_mem_QI): Delay read operation if 'model_insn'.
856 (frvbf_read_mem_UQI): Delay read operation if 'model_insn'.
857 (frvbf_read_mem_HI): Delay read operation if 'model_insn'.
858 (frvbf_read_mem_UHI): Delay read operation if 'model_insn'.
859 (frvbf_read_mem_SI): Delay read operation if 'model_insn'.
860 (frvbf_read_mem_DI): Delay read operation if 'model_insn'.
861 (frvbf_read_mem_DF): Delay read operation if 'model_insn'.
862 (frvbf_read_imem_USI): Read the cache or ememory passively.
863 (frvbf_write_mem_QI): Don't check for non-cache access here.
864 (frvbf_write_mem_UQI): Call frvbf_write_mem_QI.
865 (frvbf_write_mem_HI): Don't check for non-cache access here.
866 (frvbf_write_mem_UHI): Call frvbf_write_mem_QI.
867 (frvbf_write_mem_SI): Don't check for non-cache access here.
868 (frvbf_write_mem_DI): Don't check for non-cache access here.
869 (frvbf_write_mem_DF): Don't check for non-cache access here.
870 (frvbf_mem_set_QI): Use cycle-accurate cache write if 'model_insn'.
871 (frvbf_mem_set_HI): Use cycle-accurate cache write if 'model_insn'.
872 (frvbf_mem_set_SI): Use cycle-accurate cache write if 'model_insn'.
873 (frvbf_mem_set_DI): Use cycle-accurate cache write if 'model_insn'.
874 (frvbf_mem_set_DF): Use cycle-accurate cache write if 'model_insn'.
875 (frvbf_mem_set_XI): Use cycle-accurate cache write if 'model_insn'.
876 * interrupts.c (check_reset): Read the cache and memory passively.
877 (frv_program_or_software_interrupt): Call frv_term before calling
878 sim_engine_halt.
879 * frv.c (all modeling functions): Break into two passes. One before
880 execuetion and one after. call load_wait_for_* for all GR and FR
881 registers.
882 (frvbf_load_quad_GR): Delay performing the load if 'model_insn'.
883 (frvbf_load_quad_FRint): Delay performing the load if 'model_insn'.
884 (frvbf_load_quad_CPR): Delay performing the load if 'model_insn'.
885 (frvbf_insn_cache_preload): Delay cache operation if 'model_insn'.
886 (frvbf_data_cache_preload): Delay cache operation if 'model_insn'.
887 (frvbf_insn_cache_unlock): Delay cache operation if 'model_insn'.
888 (frvbf_data_cache_unlock): Delay cache operation if 'model_insn'.
889 (frvbf_insn_cache_invalidate): Delay cache operation if 'model_insn'.
890 (frvbf_data_cache_invalidate): Delay cache operation if 'model_insn'.
891 (frvbf_data_cache_flush): Delay cache operation if 'model_insn'.
892 (model_insn): New global variable.
893 (fr_ptime): New array.
894 (cache_request): New enumeration.
895 (CACHE_QUEUE_ELEMENT): New struct type.
896 (CACHE_QUEUE_SIZE): New macro.
897 (cache_queue): New static struct.
898 (request_cache_load): New function.
899 (request_cache_flush): New function.
900 (request_cache_invalidate): New function.
901 (request_cache_preload): New function.
902 (request_cache_unlock): New function.
903 (submit_cache_request): New function.
904 (activate_cache_requests): New function.
905 (load_pending_for_register): New function.
906 (flush_pending_for_address): New function.
907 (remove_cache_queue_element): New function.
908 (copy_load_data): New function.
909 (request_complete): New function.
910 (run_caches): New function.
911 (frv_model_trace_wait_cycles): New function.
912 (wait_for_flush): New function.
913 (frvbf_model_insn_before): Insn prefect wait now modeled in
914 frvbf_simulate_insn_prefetch. Incremement vliw_insns here. Call
915 wait_for_flush.
916 (frvbf_model_insn_after): Call activate_cache_requests. Don't increment
917 vliw_insns here anymore.
918 (update_FR_latency_for_load): New function.
919 (update_FRdouble_latency_for_load): New function.
920 (update_FR_ptime): New function.
921 (update_FRdouble_ptime): New function.
922 (update_GR_latency_for_swap): New function.
923 (load_wait_for_GR): New function.
924 (load_wait_for_FR): New function.
925 (load_wait_for_GRdouble): New function.
926 (load_wait_for_FRdouble): New function.
927 (frvbf_model_fr500_u_ici): New function.
928 (frvbf_model_fr500_u_dci): New function.
929 (frvbf_model_fr500_u_dcf): New function.
930 (frvbf_model_fr500_u_icpl): New function.
931 (frvbf_model_fr500_u_dcpl): New function.
932 (frvbf_model_fr500_u_icul): New function.
933 (frvbf_model_fr500_u_dcul): New function.
934 * frv-sim.h (frv_term): New function.
935 (insn_non_cache_access): Removed.
936 (FRV_COUNT_CYCLES): New macro.
937 (frv_save_peofile_model_p): New global variable.
938 (model_insn): New enumerated global variable.
939 (frv_model_advance_cycles): New function.
940 (frv_model_trace_wait_cycles): New function.
941 * cache.h (FRV_CACHE_REQUEST_KIND): New enumeration.
942 (FRV_CACHE_WAR_REQUEST): New struct type.
943 (FRV_CACHE_STORE_REQUEST): New struct type.
944 (FRV_CACHE_INVALIDATE_REQUEST): New struct type.
945 (FRV_CACHE_PRELOAD_REQUEST): New struct type.
946 (FRV_CACHE_REQUEST): New struct type.
947 (FRV_CACHE_RETURN_BUFFER): New struct type.
948 (FRV_CACHE_FLUSH_STATUS): New struct type.
949 (FRV_CACHE_STATUS): New struct type.
950 (FRV_CACHE_STAGE): New struct type.
951 (FRV_CACHE_STAGES): New enumeration.
952 (FRV_CACHE_WAR): New struct type.
953 (FRV_CACHE_PIPELINE): New struct type.
954 (FRV_CACHE_ARS): New struct type.
955 (FRV_CACHE_STATISTICS): New struct type.
956 (FRV_CACHE): Add pipeline, statistics, BARS and NARS.
957 (CACHE_RETURN_DATA): 'return_buffer' is now within 'status'.
958 (CACHE_RETURN_DATA_ADDRESS): New macro.
959 (frv_cache_read): Now takes pipe index as second argument.
960 (frv_cache_enabled): New function.
961 (frv_cache_request_load): New function.
962 (frv_cache_request_store): New function.
963 (frv_cache_request_invalidate): New function.
964 (frv_cache_request_preload): New function.
965 (frv_cache_request_unlock): New function.
966 (frv_cache_run): New function.
967 (frv_cache_read_passive_SI): New function.
968 (frv_cache_data_in_buffer): New function.
969 (frv_cache_data_flushed): New function.
970 * cache.c (frv_cache_init): Initialize pipelines and xARS registers.
971 (frv_cache_enabled): New function.
972 (non_cache_access): New function.
973 (write_data_to_memory): Count write accesses for each mode. Write to
974 memory using sim_core_write_unaligned_1;
975 (read_data_from_memory): New function.
976 (fill_line_from_memory): Use read_data_from_memory.
977 (copy_line_to_return_buffer): New function.
978 (copy_memory_to_return_buffer): New function.
979 (set_return_buffer_reqno): New function.
980 (frv_cache_read): Now takes pipe index as second argument. Check for
981 non-cache access.
982 (frv_cache_preload): Check for non-cache access.
983 (frv_cache_unlock): Check for non-cache access.
984 (invalidate_return_buffer): New function.
985 (frv_cache_invalidate): Check for non-cache access.
986 (convert_slot_to_index): New function.
987 (FREE_CHAIN_SIZE): New macro.
988 (frv_cache_request_free_chain): New static variable.
989 (frv_store_request_free_chain): New static variable.
990 (allocate_new_cache_requests): New function.
991 (new_cache_request): New function.
992 (free_cache_request): New function.
993 (new_store_request): New function.
994 (pipeline_remove_request): New function.
995 (pipeline_add_request): New function.
996 (pipeline_requeue_request): New function.
997 (next_priority): New function.
998 (add_WAR_request): New function.
999 (pipeline_next_request): New function.
1000 (pipeline_stage_request): New function.
1001 (advance_pipelines): New function.
1002 (frv_cache_request_load): New function.
1003 (frv_cache_request_store): New function.
1004 (frv_cache_request_invalidate): New function.
1005 (frv_cache_request_preload): New function.
1006 (frv_cache_request_unlock): New function.
1007 (address_interference): New function.
1008 (wait_for_WAR): New function.
1009 (wait_in_WAR): New function.
1010 (handle_req_load): New function.
1011 (handle_req_preload): New function.
1012 (handle_req_store): New function.
1013 (handle_req_invalidate): New function.
1014 (handle_req_unlock): New function.
1015 (handle_req_WAR): New function.
1016 (arbitrate_requests): New function.
1017 (move_ARS_to_WAR): New function.
1018 (decrease_latencies): New function.
1019 (frv_cache_run): New function.
1020 (frv_cache_read_passive_SI): New function.
1021 (frv_cache_data_in_buffer): New function.
1022 (frv_cache_data_flushed): New function.
1023 * arch.h,decode.c,decode.h,model.c,sem.c: Rebuild.
1024
1025Wed May 24 14:40:34 2000 Andrew Cagney <cagney@b1.cygnus.com>
1026
1027 * configure: Regenerated to track ../common/aclocal.m4 changes.
1028
10292000-05-19 Dave Brolley <brolley@redhat.com>
1030
1031 * traps.c (frv_rett): Check for exceptions in the order specified in the
1032 architecture spec. Allow privileged_instruction interrrupt to be handled
1033 normally.
1034 * registers.c (frv_register_control_init): Handle bfd_mach_frvtomcat.
1035 * frv.c (frvbf_signed_integer_divide): Use updated dtt to decide whether
1036 to clear the NE flag.
1037 (frvbf_model_tomcat_u_exec): New function.
1038 * frv-sim.h (frvbf_division_exception): Now returns updated dtt.
1039 * Makefile.in (stamp-cpu): Add 'tomcat' to 'mach' value.
1040 * arch.c,arch.h,cpu.h,cpuall.h,model.h,decode.c,sem.c: Regenerate.
1041
10422000-05-18 Dave Brolley <brolley@redhat.com>
1043
1044 * sim-if.c (elf-bfd.h): #include it.
1045 (sim_open): Set machine amd architecture based on elf flags.
1046
10472000-04-04 Dave Brolley <brolley@redhat.com>
1048
1049 * frv-sim.h (frv_h_psr_esr_set_handler): Removed.
1050 Delete '#if 0' blocks.
1051 * frv.c: Delete '#if 0' blocks.
1052 (spr_psr_set_handler): Remove special handling for circular referencing of handlers for
1053 PSR.S and PSR.ESR.
1054 (frv_h_psr_esr_set_handler): Removed.
1055 * interrupts.c: Delete '#if 0' blocks.
1056 * memory.c: Delete '#if 0' blocks.
1057 * cpu.c,cpu.h: Regenerate.
1058
10592000-04-03 Dave Brolley <brolley@redhat.com>
1060
1061 * traps.c (frvbf_check_recovering_store): Invalidate data cache line
1062 containing the target address.
1063 (clear_nesr_neear): No longer takes hi_available and lo_available.
1064 Remove bogus check for available GR registers.
1065 (frvbf_clear_ne_flags): Update call to clear_nesr_neear.
1066 (frvbf_commit): Update call to clear_nesr_neear.
1067 * interrupts.c (next_available_esr): Removed.
1068 (next_available_edr): Removed.
1069 (next_available_fq): Removed.
1070 * frv.c (frvbf_fetch_register): Remove "FIXME" comment.
1071 (frvbf_store_register): Remove "FIXME" comment.
1072 * frv-sim.h (UART_INCHAR_ADDR): Removed.
1073 (UART_OUTCHAR_ADDR): Removed.
1074 (UART_STATUS_ADDR): Removed.
1075 (UART_INPUT_READY): Removed.
1076 (UART_OUTPUT_READY): Removed.
1077 (FRV_DEVICE_ADDR): Removed.
1078 (FRV_DEVICE_LEN): Removed.
1079 (SET_NESR): Call frvbf_force_update.
1080 (SET_NEEAR): Call frvbf_force_update.
1081 (SET_NE_FLAGS): Call frvbf_force_update.
1082
10832000-03-30 Dave Brolley <brolley@redhat.com>
1084
1085 * configure: Regenerated.
1086
10872000-03-30 Dave Brolley <brolley@redhat.com>
1088
1089 * registers.c (fr500_spr): Define ESR14-15 and EPCSR14-15 for fr500.
1090 * memory.c (frvbf_write_mem_*): Save slot containing the insn
1091 performing the write.
1092 (frvbf_mem_set_*): Overwrite the slot information of the interrupt
1093 queue element with the information in the interrupt state.
1094 * interrupts.c (frv_queue_interrupt): Call frv_set_interrupt_queue_slot.
1095 (frv_queue_fp_exception_interrupt): Initialize 'new_element'.
1096 (frv_set_interrupt_queue_slot): New function.
1097 (esr_for_data_access_exception): New function.
1098 (set_edr_register): edr_index is now passed in.
1099 (fq_for_exception): New function.
1100 (set_fp_exception_registers): Call fq_for_exception. Interrupt queue
1101 element now passed in.
1102 (set_exception_status_registers): Obtain slot from interrupt queue
1103 element. Call esr_for_data_access_exception. Use ESR14
1104 for data_store_error. Use ESR15 for data_access_error. Use EDR0.
1105 (frv_save_data_written_for_interrupts): Save slot containing the insn
1106 performing the write.
1107 * frv-sim.h (struct frv_fp_exception_info): Use frv_fsr_traps and
1108 frv_fsr_ftt.
1109 (struct frv_interrupt_state): Add 'slot' field.
1110 (frv_set_interrupt_queue_slot): New function.
1111 (frv_set_write_queue_slot): New function.
1112
11132000-03-24 Dave Brolley <brolley@redhat.com>
1114
1115 * mloop.in (_parallel_write_init): Initialize
1116 frv_interrupt_state.imprecise_interrupt.
1117 (_parallel_write_queued): After an imprecise interrupt, only perform
1118 forced writes and floating point writes (for certain exceptions).
1119 * interrupts.c (handle_interrupt): Set
1120 frv_interrupt_state.imprecise_interrupt for writeback after an imprecise
1121 interrupt.
1122 (frv_process_interrupts): No need to clear f_ne_flags.
1123 * frv.c (frvbf_signed_integer_divide): Queue writes to GR registers and
1124 force them to happen even if there is an overflow exception.
1125 (frvbf_force_update): New function.
1126 * frv-sim.h (frvbf_force_update): New function.
1127 (struct frv_interrupt_state): Add imprecise_interrupt.
1128 (FRV_WRITE_QUEUE_FORCE_WRITE): New macro.
1129 * sem.c: Regenerate.
1130
11312000-03-23 Dave Brolley <brolley@redhat.com>
1132
1133 * traps.c (frv_rett): Queue FRV_ILLEGAL_INSTRUCTION directly.
1134 * registers.c (frv_spr): MCIRL -> MCILR.
1135 * interrupts.c (frv_queue_non_implemented_instruction_interrupt):
1136 New function.
1137 (frv_detect_insn_access_interrupts):
1138 Call frv_queue_non_implemented_instruction_interrupt.
1139 (frv_process_interrupts): Clear accumulated NE flags.
1140 * frv.c (frvbf_media_cop): New function.
1141 (frvbf_set_ne_index): Now takes (SIM_CPU *) as first argument. Clear
1142 the NE flag of the given target register.
1143 (frvbf_model_fr500_u_float_arith): Account for FRdouble registers.
1144 (frvbf_model_fr500_u_float_dual_arith): Account for FRdouble registers.
1145 (frvbf_model_fr500_u_float_dual_sqrt): New function.
1146 (frvbf_model_fr500_u_float_convert): Account for FRdouble registers.
1147 (frvbf_model_fr500_u_float_dual_convert): New function.
1148 * frv-sim.h (frvbf_media_cop): New function.
1149 (GET_FQ): Use H_SPR_FQST0.
1150 (SET_FQ): Use H_SPR_FQST0.
1151 (SET_FQ_OPC): Use J_SPR_FQOP0.
1152 (GET_MSR_EMCI): New macro.
1153 (frv_queue_non_implemented_instruction_interrupt): New function.
1154 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1155
11562000-03-08 Dave Brolley <brolley@redhat.com>
1157
1158 * traps.c (frv_rett): Align new_pc.
1159 * memory.c (frvbf_read_mem_HI): Align address.
1160 (frvbf_read_mem_UHI): Align address.
1161 (frvbf_read_mem_SI): Align address.
1162 (frvbf_read_mem_DI): Align address.
1163 (frvbf_read_mem_DF): Align address.
1164 (frvbf_read_imem_USI): Align address.
1165 (frvbf_mem_set_HI): Align address.
1166 (frvbf_mem_set_SI): Align address.
1167 (frvbf_mem_set_DI): Align address.
1168 (frvbf_mem_set_DF): Align address.
1169 (frvbf_mem_set_XI): Align address.
1170 * registers.c (frv_spr): Initialize FSR0.NS to 1.
1171 (fr500_spr): Initialize FSR0.NS to 1.
1172 * interrupts.c (frv_queue_mem_address_not_aligned_interrupt): Check
1173 whether the exception is masked.
1174 * frv.c (frvbf_load_quad_GR): Align address.
1175 (frvbf_store_quad_GR): Align address.
1176 (frvbf_load_quad_FRint): Align address.
1177 (frvbf_store_quad_FRint): Align address.
1178 (frvbf_load_quad_CPR): Align address.
1179 (frvbf_store_quad_CPR): Align address.
1180 * frv-sim.h (GET_ISR_EMAM): New macro.
1181
11822000-03-08 Dave Brolley <brolley@redhat.com>
1183
1184 * traps.c (frvbf_division_exception): Check for masked overflow and
1185 set NE flags, if necessary.
1186 (frvbf_check_recovering_store): Queue writes to the hardware.
1187 (check_registers_available): Removed.
1188 (which_registers_available): Call frv_{fr,gr}_registers_available.
1189 (frvbf_clear_ne_flags): Call check_register_access.
1190 (frvbf_commit): Call check_register_access.
1191 * registers.h (frv_fr_registers_available): New function.
1192 (frv_gr_registers_available): New function.
1193 (frv_check_register_access): New function.
1194 (frv_check_gr_access): New function.
1195 (frv_check_fr_access): New function.
1196 * registers.c (frv_spr): Correct initial value of ISR.
1197 (fr500_spr): Correct initial value of ISR.
1198 (frv_fr_registers_available): New function.
1199 (frv_gr_registers_available): New function.
1200 (frv_check_register_access): New function.
1201 (frv_check_gr_access): New function.
1202 (frv_check_fr_access): New function.
1203 * interrupts.c (frv_queue_division_exception_interrupt): New function.
1204 (set_isr_exception_fields): New function.
1205 (set_exception_status_registers): Set ISR fields for division exception.
1206 (frv_save_data_written_for_interrupts): Handle CGEN_FN_SF_WRITE.
1207 * frv.c (frvbf_h_gr_get_handler): New function.
1208 (frvbf_h_gr_set_handler): New function.
1209 (frvbf_h_fr_get_handler): New function.
1210 (frvbf_h_fr_set_handler): New function.
1211 (frvbf_h_spr_get_handler): Remove special handling for ISR.
1212 (frvbf_h_spr_set_handler): Remove special handling for ISR.
1213 (spr_isr_get_handler): Removed.
1214 (spr_isr_set_handler): Removed.
1215 (frvbf_signed_integer_divide): New funciton.
1216 (frvbf_unsigned_integer_divide): New funciton.
1217 * frv-sim.h (frvbf_h_gr_get_handler): New function.
1218 (frvbf_h_gr_set_handler): New function.
1219 (frvbf_h_fr_get_handler): New function.
1220 (frvbf_h_fr_set_handler): New function.
1221 (frvbf_signed_integer_divide): New funciton.
1222 (frvbf_unsigned_integer_divide): New funciton.
1223 (frv_dtt): New enumeration.
1224 (struct frv_interrupt_queue_element): Add dtt member.
1225 (GET_ISR): New macro.
1226 (SET_ISR): New macro.
1227 (GET_ISR_EDEM): New macro.
1228 (SET_ISR_DTT): New macro.
1229 (SET_ISR_AEXC): New macro.
1230 (frvbf_division_exception): Add 2 'int' arguments.
1231 (frvbf_check_non_excepting_divide): Removed.
1232 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1233
12342000-02-29 Dave Brolley <brolley@redhat.com>
1235
1236 * traps.c (frv_itrap): Use GET_H_GR, SET_H_GR, GET_H_FR.
1237 (frv_rett): Use hardware access macros. Write PSR as a whole.
1238 (next_available_nesr): Check that NECR is valid.
1239 (next_valid_nesr): Check that NECR is valid.
1240 (frvbf_check_non_excepting_load): User new NECR access macros. Don't
1241 call hardware access functions. Use cover macros.
1242 (check_registers_available): New function.
1243 (clear_nesr_near): Check register availability.
1244 (clear_ne_flags): Check register availability.
1245 (frvbf_clear_ne_flags): Check register availability.
1246 (frvbf_commit): Check register availability.
1247 (which_registers_available): New function.
1248 * sim-main.h (registers.h): #include it.
1249 (register_control): New cpu field.
1250 (CPU_REGISTER_CONTROL): New macro.
1251 * reset.c (frv_initialize): Set HSR0 fields for cache here.
1252 (frv_power_on_reset): Initialize SPR registers and RSTR.
1253 (frv_hardware_reset): Initialize SPR registers and RSTR.
1254 (frv_software_reset): Reset SPR registers and RSTR.
1255 * options.c (frv_option_handler): Don't set HSR0 fields for cache here.
1256 Call frv_cache_init.
1257 * mloop.in (main loop): Check for insn access interrupts before
1258 executing the insn.
1259 * interrupts.c (frv_queue_external_interrupt): Use GET_H_PSR_ET.
1260 (frv_detect_insn_access_interrupts): Don't call hardware access
1261 functions directly. Use cover macros.
1262 (check_reset): Don't reset RSTR here.
1263 (next_available_esr): ESFR -> ESFR_FLAG.
1264 (next_available_edr): ESFR -> ESFR_FLAG.
1265 (clear_exception_status_registers): Use GET_ESFR and SET_ESFR.
1266 ESFR -> ESFR_FLAG.
1267 (frv_break_interrupt): Don't call hardware access functions directly.
1268 Use cover macros.
1269 (frv_program_or_software_interrupt): Ditto.
1270 (frv_external_interrupt): Ditto.
1271 * frv.c (frvbf_fetch_register): Don't call 'get' functions directly.
1272 (frvbf_store_register): Don't call 'set' functions directly.
1273 (frvbf_h_gr_double_get_handler): Use GET_H_GR.
1274 (frvbf_h_gr_double_set_handler): Use SET_H_GR.
1275 (frvbf_h_fr_double_get_handler): Use GET_H_FR.
1276 (frvbf_h_fr_double_set_handler): Use SET_H_FR.
1277 (frvbf_h_fr_int_get_handler): Use GET_H_FR.
1278 (frvbf_h_fr_int_set_handler): Use SET_H_FR.
1279 (frvbf_h_cpr_double_get_handler): Use GET_H_CPR.
1280 (frvbf_h_cpr_double_set_handler): Use SET_H_CPR.
1281 (frvbf_h_gr_quad_set_handler): Use SET_H_GR.
1282 (frvbf_h_fr_quad_set_handler): Use SET_H_FR.
1283 (frvbf_h_spr_get_handler): Check SPR access. Call renamed functions.
1284 Support shadow registers.
1285 (frvbf_h_spr_set_handler): Check SPR access. Call renamed functions.
1286 Support shadow registers.
1287 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1288 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1289 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1290 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1291 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1292 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1293 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1294 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1295 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1296 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1297 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1298 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1299 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1300 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1301 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1302 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1303 (frvbf_h_psr_esr_set_handler): Update to conform to FRV architecture
1304 version 1.3a.
1305 (spr_ccr_get_handler): Don't reference the hardware directly.
1306 (spr_ccr_set_handler): Don't reference the hardware directly.
1307 (spr_cccr_get_handler): Don't reference the hardware directly.
1308 (spr_cccr_set_handler): Don't reference the hardware directly.
1309 (spr_sr_get_handler): New function.
1310 (spr_sr_set_handler): New function.
1311 (frvbf_switch_supervisor_user_context): Temporarily switch to
1312 supervisor mode.
1313 (frvbf_store_quad_GR): Don't call handler directly.
1314 (frvbf_store_quad_FRint): Don't call handler directly.
1315 (frvbf_store_quad_CPR): Don't call handler directly.
1316 (frvbf_clear_all_accumulators): Removed.
1317 (frvbf_clear_accumulators): New function.
1318 (frvbf_model_fr500_u_media): Expand busy_adjustment to 8 members.
1319 Account for in_ACCGi and out_ACCGk.
1320 * frv-sim.h (RSTR_HARDWARE_RESET): New macro.
1321 (RSTR_SOFTWARE_RESET): New macro.
1322 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1323 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1324 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1325 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1326 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1327 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1328 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1329 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1330 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1331 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1332 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1333 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1334 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1335 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1336 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1337 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1338 (frvbf_clear_all_accumulators): Removed.
1339 (frvbf_clear_accumulators): New function.
1340 (GET_HSR0): Use GET_H_SPR.
1341 (SET_HSR0): Use SET_H_SPR.
1342 (CLEAR_HSR0_ICE): New macro.
1343 (CLEAR_HSR0_DCE): New macro.
1344 (GET_IHSR8): Use GET_H_SPR.
1345 (GET_PSR): New macro.
1346 (SET_PSR_ET): New macro.
1347 (GET_PSR_PS): New macro.
1348 (SET_PSR_S): New macro.
1349 (GET_ESFR): Changed to reference entire register.
1350 (SET_ESFR): Changed to reference entire register.
1351 (GET_ESFR_FLAG): New macro.
1352 (SET_ESFR_FLAG): New macro.
1353 (NECR_ELOS): Removed.
1354 (NECR_NEN): Removed.
1355 (NECR_VALID): Removed.
1356 (GET_NECR): New macro.
1357 (GET_NECR_ELOS): New macro.
1358 (GET_NECR_NEN): New macro.
1359 (GET_NECR_VALID): New macro.
1360 (NESR_RANGE): Removed.
1361 (GET_NESR): Use GET_H_SPR.
1362 (GET_NE_FLAGS): Use GET_H_SPR.
1363 * cache.h (CACHE_INITIALIZED): New macro.
1364 * Makefile.in (SIM_OBJS): Add registers.o.
1365 (SIM_EXTRA_DEPS): Add registers.h.
1366 (registers.o): New target.
1367 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1368
13692000-02-17 Dave Brolley <brolley@redhat.com>
1370
1371 * interrupts.c (frv_interrupt_table): Update priority order and handler
1372 offsets to conform to the architecture version 1.3a.
1373 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1374 to the architecture version 1.3a.
1375
13762000-02-17 Dave Brolley <brolley@redhat.com>
1377
1378 * interrupts.c (frv_interrupt_table): Update priority order and handler
1379 offsets to conform to the latest specifications.
1380 (frv_queue_interrupt): Correct comment. Identical interrupts can be
1381 queued. New variable 'iclass' used to test for external interrupts.
1382 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1383 to the latest specifications.
1384
13852000-01-20 Dave Brolley <brolley@redhat.com>
1386
1387 * sim-if.c (sim_open): Move frv-specific initialization to
1388 frv_initialize in reset.c.
1389 * interrupts.c (check_reset): Use RSTR_ADDRESS. Check and reset RSTR
1390 status bits for hardware vs software reset.
1391 * reset.c: New file.
1392 * frv-sim.h (frv_initialize): New function.
1393 (frv_power_on_reset): New function.
1394 (frv_hardware_reset): New function.
1395 (frv_software_reset): New function.
1396 (RSTR_ADDRESS): New macro.
1397 (RSTR_INITIAL_VALUE): New macro.
1398 (GET_RSTR_HR): New macro.
1399 (GET_RSTR_SR): New macro.
1400 (SET_RSTR_H): New macro.
1401 (SET_RSTR_S): New macro.
1402 (CLEAR_RSTR_P): New macro.
1403 (CLEAR_RSTR_H): New macro.
1404 (CLEAR_RSTR_S): New macro.
1405 (CLEAR_RSTR_HR): New macro.
1406 (CLEAR_RSTR_SR): New macro.
1407
14082000-01-03 Dave Brolley <brolley@cygnus.com>
1409
1410 * mloop.in (execute): Only call modeling function if the pointer is not
1411 NULL.
1412 * frv.c (frvbf_model_insn_after): Only access FR500_MODEL_DATA for
1413 fr500.
1414
14152000-01-03 Dave Brolley <brolley@cygnus.com>
1416
1417 * options.c (OPTION_FRV_MEMORY_LATENCY): New enumerator.
1418 (frv_options): Add --memory-latency.
1419 (frv_option_handler): Handle FRV_OPTION_MEMORY_LATENCY.
1420 * mloop.in (@cpu@_simulate_insn_prefetch): Use cache memory_latency.
1421 * frv.c (SET_ACC_USE_IS_MEDIA_P1): operate on d->curr_acc_p1
1422 (SET_ACC_USE_NOT_MEDIA_P1): operate on d->curr_acc_p1
1423 (SET_ACC_USE_IS_MEDIA_P2): operate on d->curr_acc_p1
1424 (SET_ACC_USE_NOT_MEDIA_P2): operate on d->curr_acc_p1
1425 (update_latencies): Only clear usage flags if the register has no
1426 target latency.
1427 (frvbf_model_insn_before): Update cur_acc_p1 and cur_acc_p2. Use | (or)
1428 not |= (or assgnment).
1429 (frvbf_model_insn_after): Print post processing wait for all insns.
1430 Update prev_acc_p1 and prev_acc_p2.
1431 (frvbf_model_fr500_u_gr_load_store): Use cache memory_latency.
1432 (frvbf_model_fr500_u_fr_load_store): Use cache memory_latency.
1433 (frvbf_model_fr500_u_swap): Use cache memory_latency.
1434 (frvbf_model_fr500_u_media): Use busy_adjustment[4] for out_ACC40Sk.
1435 (frvbf_model_fr500_u_media): Use busy_adjustment[5] for out_ACC40Uk.
1436 (frvbf_model_fr500_u_media_quad_arith): New function.
1437 (frvbf_model_fr500_u_media_dual_mul): New function.
1438 (frvbf_model_fr500_u_media_quad_mul): New function.
1439 (frvbf_model_fr500_u_media_quad_complex): New function.
1440 (frvbf_model_fr500_u_media_dual_expand): New function.
1441 (frvbf_model_fr500_u_media_dual_unpack): New function.
1442 (frvbf_model_fr500_u_media_dual_btoh): New function.
1443 (frvbf_model_fr500_u_media_dual_htob): New function.
1444 (frvbf_model_fr500_u_media_dual_btohe): New function.
1445 (frv_ref_SI): New function.
1446 * cache.h (FRV_CACHE): Add memory_latency field.
1447 * cache.c (frv_cache_init): Initialize memory_latency.
1448 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1449
14501999-12-17 Dave Brolley <brolley@cygnus.com>
1451
1452 * sim-if.c (sim_open): Initialize insn prefetch and reset register.
1453 * options.c (OPTIONS_FRV_PROFILE_CACHE): New enumeration.
1454 (OPTIONS_FRV_PROFILE_PARALLEL): New enumeration.
1455 (OPTIONS_FRV_TIMER): New enumeration.
1456 (frv_options): Add --profile-cache, --profile-parallel, --timer.
1457 (frv_option_handler): Override common implementation of -p. Handle
1458 --profile-cache, --profile-parallel, --timer.
1459 * mloop.in (execute): Call profiling functions if the timer interrupt
1460 is enabled.
1461 (@cpu@_simulate_insn_prefetch): New function.
1462 (main loop): Call @cpu@_simulate_insn_prefetch.
1463 * interrupts.c (frv_queue_interrupt): Don't queue two external
1464 interrupts of the same priority.
1465 (frv_queue_external_interrupt): New function.
1466 (frv_external_interrupt): New function.
1467 (handle_interrupt): Handle external interrupts.
1468 (check_reset): New function.
1469 (frv_process_interrupts): Call check_reset.
1470 * frv.c: Include "bfd.h"
1471 (frvbf_h_psr_get_handler): Set the PIL field.
1472 (frvbf_h_psr_set_handler): Get the PIL field.
1473 (DUAL_REG): New macro.
1474 (DUAL_DOUBLE): New macro.
1475 (SET_USE_IS_FPOP): New macro.
1476 (SET_USE_NOT_FPOP): New macro.
1477 (USE_IS_FPOP): New macro.
1478 (SET_USE_IS_MEDIA): New macro.
1479 (SET_USE_NOT_MEDIA): New macro.
1480 (USE_IS_MEDIA_P1): New macro.
1481 (SET_USE_IS_MEDIA_P1): New macro.
1482 (SET_USE_NOT_MEDIA_P1): New macro.
1483 (SET_USE_IS_MEDIA_P2): New macro.
1484 (SET_USE_NOT_MEDIA_P2): New macro.
1485 (USE_IS_MEDIA_P2): New macro.
1486 (SET_ACC_USE_IS_MEDIA_P1): New macro.
1487 (SET_ACC_USE_NOT_MEDIA_P1): New macro.
1488 (ACC_USE_IS_MEDIA_P1): New macro.
1489 (SET_ACC_USE_IS_MEDIA_P2): New macro.
1490 (SET_ACC_USE_NOT_MEDIA_P2): New macro.
1491 (ACC_USE_IS_MEDIA_P2): New macro.
1492 (RESOURCE_IDIV): New macro.
1493 (RESOURCE_FDIV): New macro.
1494 (RESOURCE_SQRT): New macro.
1495 (fr_busy_adjust): New array.
1496 (acc_busy_adjust): New array.
1497 (apply_latency_adjustments): New function.
1498 (update_latencies): New function.
1499 (handle_wait_cycles): New function.
1500 (handle_resource_wait): New function.
1501 (update_target_latencies): New function.
1502 (frvbf_model_insn_before): Add resource latency to cycle counts.
1503 (frvbf_model_insn_after): Add resource latency to cycle counts.
1504 (update_GR_latency): New function.
1505 (update_GRdouble_latency): New function.
1506 (update_FR_latency): New function.
1507 (update_FRdouble_latency): New function.
1508 (decrease_ACC_busy): New function.
1509 (decrease_FR_busy): New function.
1510 (increase_FR_busy): New function.
1511 (update_ACC_latency): New function.
1512 (update_CCR_latency): New function.
1513 (update_idiv_resource_latency): New function.
1514 (update_fdiv_resource_latency): New function.
1515 (update_fsqrt_resource_latency): New function.
1516 (vliw_wait_for_GR): New function.
1517 (vliw_wait_for_GRdouble): New function.
1518 (vliw_wait_for_FR): New function.
1519 (vliw_wait_for_FRdouble): New function.
1520 (vliw_wait_for_CCR): New function.
1521 (vliw_wait_for_ACC): New function.
1522 (vliw_wait_for_idiv_resource): New function.
1523 (vliw_wait_for_fdiv_resource): New function.
1524 (vliw_wait_for_fsqrt_resource): New function.
1525 (enforce_full_fr_latency): New function.
1526 (frvbf_model_fr500_u_exec): New function.
1527 (frvbf_model_fr500_u_integer): New function.
1528 (frvbf_model_fr500_u_imul): New function.
1529 (frvbf_model_fr500_u_idiv): New function.
1530 (frvbf_model_fr500_u_branch): New function.
1531 (frvbf_model_fr500_u_set_hilo): New function.
1532 (frvbf_model_fr500_u_gr_load_store): New function.
1533 (frvbf_model_fr500_u_fr_load_store): New function.
1534 (frvbf_model_fr500_u_swap): New function.
1535 (frvbf_model_fr500_u_fr2fr): New function.
1536 (frvbf_model_fr500_u_fr2gr): New function.
1537 (frvbf_model_fr500_u_spr2gr): New function.
1538 (frvbf_model_fr500_u_gr2fr): New function.
1539 (frvbf_model_fr500_u_gr2spr): New function.
1540 (post_wait_for_FR): New function.
1541 (post_wait_for_FRdouble): New function.
1542 (post_wait_for_ACC): New function.
1543 (post_wait_for_CCR): New function.
1544 (post_wait_for_fdiv): New function.
1545 (post_wait_for_fsqrt): New function.
1546 (adjust_float_register_busy): New function.
1547 (adjust_double_register_busy): New function.
1548 (restore_float_register_busy): New function.
1549 (restore_double_register_busy): New function.
1550 (frvbf_model_fr500_u_float_arith): New function.
1551 (frvbf_model_fr500_u_float_dual_arith): New function.
1552 (frvbf_model_fr500_u_float_div): New function.
1553 (frvbf_model_fr500_u_float_sqrt): New function.
1554 (frvbf_model_fr500_u_float_compare): New function.
1555 (frvbf_model_fr500_u_float_dual_compare): New function.
1556 (frvbf_model_fr500_u_float_convert): New function.
1557 (frvbf_model_fr500_u_media): New function.
1558 (frvbf_model_fr500_u_barrier): New function.
1559 (frvbf_model_fr500_u_membar): New function.
1560 * frv-sim.h (LEUINT): New macro.
1561 (GET_HSR0_SA): New macro.
1562 (struct frv_interrupt_timer): New struct.
1563 (struct frv_interrupt_state): Add timer fiield.
1564 (frv_queue_external_interrupt): New function.
1565 (frv_external_interrupt): New function.
1566 (frv_profile_info): New function.
1567 (PROFILE_CACHE_IDX): New enumerator.
1568 (PROFILE_PARALLEL_IDX): New enumerator.
1569 (PROFILE_cache): New macro.
1570 (PROFILE_parallel): New macro.
1571 (WITH_PROFILE_CACHE_P): New macro.
1572 (WITH_PROFILE_PARALLEL_P): New macro.
1573 * cache.h (FRV_CACHE): Add last_was_hit field.
1574 * cache.c (get_tag): Use new last_was_hit field.
1575 (frv_cache_read): Ditto.
1576 (frv_cache_write): Ditto.
1577 * arch.h,cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1578
15791999-12-13 Dave Brolley <brolley@cygnus.com>
1580
1581 * frv.c (frvbf_h_spr_set_handler): Handle accumulator guards.
1582 (frvbf_clear_all_accumulators): Pass frvbf_h_acc40S_set to
1583 sim_queue_fn_di_write.
1584 (frvbf_media_cut_ss): New function.
1585 * frv-sim.h (frvbf_media_cut_ss): New function.
1586 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1587
15881999-12-13 Dave Brolley <brolley@cygnus.com>
1589
1590 * pipeline.c (check_insn_major_constraints): F-4, F-8 and M-8 have
1591 no constraints.
1592 * interrupts.c (frv_queue_illegal_instruction_interrupt): Use
1593 FRV_IS_FLOAT_INSN and FRV_IS_MEDIA_INSN.
1594 (frv_detect_insn_access_interrupts): Use FRV_IS_FLOAT_INSN and
1595 FRV_IS_MEDIA_INSN.
1596 * frv.c (frvbf_model_simple_u_exec): New function.
1597 * frv-sim.h (FRV_IS_FLOAT_INSN): Range includes F-8.
1598 (FRV_IS_MEDIA_INSN): Range includes M-8.
1599
1600 * Makefile.in (stamp-cpu): add 'simple' to the list of machines.
1601 * arch.c,arch.h,cpu.h,cpuall.h,decode.c,decode.h,model.c,sem.c:
1602 Regenerate.
1603
16041999-12-10 Dave Brolley <brolley@cygnus.com>
1605
1606 * traps.c (check_registers_available): New function.
1607 (clear_ne_flags): Generate register_exception if register(s) not
1608 available.
1609 (frvbf_commit): Generate register_exception if register(s) not
1610 available.
1611 * interrupts.c (frv_program_or_software_interrupt): No need to copy
1612 GR4-GR7 to SR0-SR4.
1613 * frv.c (frvbf_h_psr_set_handler): Special handling for PSR.S and
1614 PSR.ESR.
1615 (frvbf_h_psr_s_set_handler): New function.
1616 (frvbf_h_psr_esr_set_handler): New function.
1617 (frvbf_switch_supervisor_user_context): New function.
1618 (frvbf_scan_result): Reflect latest ISA.
1619 * frv-sim.h (frvbf_h_psr_s_set_handler): New function.
1620 (frvbf_h_psr_esr_set_handler): New function.
1621 (frvbf_switch_supervisor_user_context): New function.
1622 (GET_HSR0_FRN): New Macro.
1623 (GET_HSR0_GRN): New Macro.
1624 (GET_HSR0_FRHE): New Macro.
1625 (GET_HSR0_FRLE): New Macro.
1626 (GET_HSR0_GRHE): New Macro.
1627 (GET_HSR0_GRLE): New Macro.
1628 (frv_ec): New value for FRV_EC_COMMIT_EXCEPTION.
1629 (GET_ESFR): New bit ordering.
1630 (SET_ESFR): New bit ordering.
1631 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1632
16331999-12-10 Michael Meissner <meissner@cygnus.com>
1634
1635 * Makefile.in (sim-if.o): Add eng.h dependency.
1636
16371999-12-09 Dave Brolley <brolley@cygnus.com>
1638
1639 * mloop.in (execute): Pass sc->first_insn_p to @cpu@_model_insn_before.
1640 Pass sc->last_insn_p to @cpu@_model_insn_before.
1641 (main loop): Compute sc->first_insn_p.
1642 * frv.c (frvbf_model_insn_before): Set state variables.
1643 (frvbf_model_insn_after): Count basic cycles. Set state variables.
1644 (frvbf_model_fr500_u_integer): Remove.
1645 * arch.h,cpu.h,decode.h,model.c: Regenerate.
1646
16471999-12-07 Dave Brolley <brolley@cygnus.com>
1648
1649 * sim-main.h (cache.h): Include it.
1650 (insn_cache): New member.
1651 (data_cache): New member.
1652 (CPU_INSN_CACHE): New macro.
1653 (CPU_DATA_CACHE): New macro.
1654 * sim-if.c (WANT_CPU): New macro.
1655 (WANT_CPU_FRVBF): New macro.
1656 (sim_open): Call sim_add_option_table. Call frv_cache_init for the
1657 data and insn caches for each cpu.
1658 (sim_close): Call frv_cache_term for the insn and data caches of each
1659 cpu.
1660 * mloop.in (extract): Read insn from the cache.
1661 (main loop): Access the insn cache in order to maintain stats.
1662 * memory.c (data_non_cache_access): New function.
1663 (insn_non_cache_access): New function.
1664 (frvbf_read_mem_QI): Attempt to read from the cache first.
1665 (frvbf_read_mem_UQI): Ditto.
1666 (frvbf_read_mem_HI): Ditto.
1667 (frvbf_read_mem_UHI): Ditto.
1668 (frvbf_read_mem_SI): Ditto.
1669 (frvbf_read_mem_DI): Ditto.
1670 (frvbf_read_mem_DF): Ditto.
1671 (frvbf_read_imem_USI): New function.
1672 (frvbf_write_mem_QI): Write through the cache is it is enabled.
1673 (frvbf_write_mem_UQI): Ditto.
1674 (frvbf_write_mem_HI): Ditto.
1675 (frvbf_write_mem_UHI): Ditto.
1676 (frvbf_write_mem_SI): Ditto.
1677 (frvbf_write_mem_DI): Ditto.
1678 (frvbf_write_mem_DF): Ditto.
1679 (frvbf_mem_set_QI): New function.
1680 (frvbf_mem_set_HI): New function.
1681 (frvbf_mem_set_SI): New function.
1682 (frvbf_mem_set_DI): New function.
1683 (frvbf_mem_set_DF): New function.
1684 (frvbf_mem_set_XI): New function.
1685 * interrupts.c (frv_save_data_written_for_interrupts): Handle
1686 CGEN_FN_MEM_QI_WRITE,
1687 CGEN_FN_MEM_HI_WRITE, CGEN_FN_MEM_SI_WRITE, CGEN_FN_MEM_DI_WRITE,
1688 CGEN_FN_MEM_DF_WRITE, CGEN_FN_MEM_XI_WRITE.
1689 * frv.c (frvbf_load_quad_GR): Call frvbf_read_mem_SI.
1690 Call sim_queue_fn_mem_xi_write.
1691 (frvbf_load_quad_FRint): Call frvbf_read_mem_SI.
1692 Call sim_queue_fn_mem_xi_write.
1693 (frvbf_load_quad_CPR): Call frvbf_read_mem_SI.
1694 Call sim_queue_fn_mem_xi_write.
1695 (frvbf_insn_cache_preload): New function.
1696 (frvbf_data_cache_preload): New function.
1697 (frvbf_insn_cache_unlock): New function.
1698 (frvbf_data_cache_unlock): New function.
1699 (frvbf_insn_cache_invalidate): New function.
1700 (frvbf_data_cache_invalidate): New function.
1701 (frvbf_data_cache_flush): New function.
1702 * frv-sim.h (sim-options.h): Include it.
1703 (GET_HSR0): New macro.
1704 (SET_HSR0): New macro.
1705 (GET_HSR0_ICE): New macro.
1706 (SET_HSR0_ICE): New macro.
1707 (GET_HSR0_DCE): New macro.
1708 (SET_HSR0_DCE): New macro.
1709 (GET_HSR0_CBM): New macro.
1710 (GET_HSR0_RME): New macro.
1711 (GET_IHSR8): New macro.
1712 (GET_IHSR8_NBC): New macro.
1713 (frvbf_insn_cache_preload): New function.
1714 (frvbf_data_cache_preload): New function.
1715 (frvbf_insn_cache_unlock): New function.
1716 (frvbf_data_cache_unlock): New function.
1717 (frvbf_insn_cache_invalidate): New function.
1718 (frvbf_data_cache_invalidate): New function.
1719 (frvbf_data_cache_flush): New function.
1720 (insn_non_cache_access): New function.
1721 (frvbf_read_imem_USI): New function.
1722 (frvbf_mem_set_QI): New function.
1723 (frvbf_mem_set_HI): New function.
1724 (frvbf_mem_set_SI): New function.
1725 (frvbf_mem_set_DI): New function.
1726 (frvbf_mem_set_DF): New function.
1727 (frvbf_mem_set_XI): New function.
1728 (frv_options): FRV specific command line options.
1729 * Makefile.in (SIM_OBJS): Add options.o and cache.o.
1730 (SIM_EXTRA_DEPS): Add $(sim-options_h).
1731 (cache.o): New target.
1732 (options.o): New target.
1733 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1734 * cache.h: New file.
1735 * cache.c: New file.
1736 * options.c: New file.
1737
17381999-11-29 Dave Brolley <brolley@cygnus.com>
1739
1740 * traps.c (frvbf_check_non_excepting_load): Use new NE_FLAG macros.
1741 (frvbf_check_non_excepting_divide): Ditto.
1742 (clear_ne_flags): Ditto
1743 (frvbf_commit): Ditto.
1744 * pipeline.c (frv_pipeline_add_insn): Clear the NE index for all insns.
1745 * mloop.in (_parallel_write_init): Clear NE flags here.
1746 * interrupts.c (frv_queue_fp_exception_interrupt): Set NE flags here
1747 for non excepting insns. Also check for masked interrupts here.
1748 (frv_process_interrupts): Write NE flags here.
1749 (set_fp_exception_registers): No longer check for masked interrupts
1750 here.
1751 (check_for_compound_interrupt): No need to worry about masked
1752 interrupts.
1753 * frv-sim.h (frv_interrupt_state): Add f_ne_flags member.
1754 (GET_NE_FLAGS): New macro.
1755 (SET_NE_FLAGS): New macro.
1756 (GET_NE_FLAG): Operate on accumulated argument.
1757 (SET_NE_FLAG): Operate on accumulated argument.
1758 (CLEAR_NE_FLAG): Operate on accumulated argument.
1759 * Makefile.in (FRVBF_INCLUDE_DEPS): Add $(SIM_EXTRA_DEPS)
1760 (frv.o): Correct dependencies.
1761 (traps.o): Ditto.
1762 (pipeline.o): Ditto.
1763 (interrupts.o): Ditto.
1764 (memory.o): Ditto.
1765 * sem.c: Regenerate.
1766
17671999-11-26 Dave Brolley <brolley@cygnus.com>
1768
1769 * traps.c (frvbf_fpu_error): Only call frv_queue_fp_exception if
1770 there is an exception indicated in the mask.
1771 * pipeline.c (frv_pipeline_add_insn): Clear ne_index in the interrupt
1772 state when adding a floating point insn to the pipeline.
1773 * interrupts.c (set_fp_exception_registers): Set NE flag for
1774 non-excepting insns.
1775 * frv-sim.h (frvbf_h_fr_double_get_handler): Mode of data is DF.
1776 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1777 (frvbf_h_fr_int_get_handler): New function.
1778 (frvbf_h_fr_int_set_handler): New function.
1779 (frvbf_set_ne_index): New function.
1780 (NE_NOFLAG): New macro.
1781 (frv_interrupt_state): Add ne_index member.
1782 * frv.c (frvbf_h_fr_double_get_handler): Mode of data is DF.
1783 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1784 (frvbf_h_fr_int_get_handler): New function.
1785 (frvbf_h_fr_int_set_handler): New function.
1786 (frvbf_set_ne_index): New function.
1787 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1788
17891999-11-24 Dave Brolley <brolley@cygnus.com>
1790
1791 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1792
17931999-11-23 Dave Brolley <brolley@cygnus.com>
1794
1795 * frv-sim.h (frvbf_media_cut): New function.
1796 * frv.c (frvbf_media_cut): New function.
1797 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1798
17991999-11-22 Dave Brolley <brolley@cygnus.com>
1800
1801 * frv-sim.h (frvbf_clear_all_accumulators): New function.
1802 * frv.c.h (frvbf_clear_all_accumulators): New function.
1803 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1804
18051999-11-18 Dave Brolley <brolley@cygnus.com>
1806
1807 * pipeline.c (frv_pipeline_add_insn): Only clear MSR0 and FSR0 fields
1808 if this is the first insn of its class in the pipeline.
1809 * frv-sim.h (frvbf_media_register_not_aligned): New function.
1810 * traps.c (frvbf_media_register_not_aligned): New function.
1811 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1812
18131999-11-17 Dave Brolley <brolley@cygnus.com>
1814
1815 * pipeline.c (frv_pipeline_add_insn): Clear MSRx.SIE fields.
1816 * frv-sim.h (OR_MSR_SIE): New macro.
1817 (CLEAR_MSR_SIE): New macro.
1818 (frvbf_media_overflow): Now takes sie argument.
1819 (frv_set_mp_exception_registers): Now takes sie argument.
1820 * interrupts.c (frv_set_mp_exception_registers): Now takes sie argument.
1821 Set MSRx.SIE field.
1822 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1823
18241999-11-15 Dave Brolley <brolley@cygnus.com>
1825
1826 * traps.c (frv_mtrap): New function.
1827 (frvbf_media_cr_not_aligned): New function.
1828 (frvbf_media_acc_not_aligned): New function.
1829 (frvbf_media_overflow): New function.
1830 * pipeline.c (frv_pipeline_add_insn): Clear MSR fields.
1831 * interrupts.c: Call frv_set_mp_exception_registers.
1832 (frv_set_mp_exception_registers): New function.
1833 * frv-sim.h (frv_msr_mtt): New enumeration.
1834 (GET_MSR): New macro.
1835 (SET_MSR): New macro.
1836 (GET_MSR_AOVF): New macro.
1837 (SET_MSR_AOVF): New macro.
1838 (GET_MSR_OVF): New macro.
1839 (SET_MSR_OVF): New macro.
1840 (CLEAR_MSR_OVF): New macro.
1841 (GET_MSR_MTT): New macro.
1842 (SET_MSR_MTT): New macro.
1843 (frv_set_mp_exception_registers): New function.
1844 (frv_mtrap): New function.
1845 (FRV_IS_MEDIA_INSN): New macro.
1846 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1847
18481999-11-10 Dave Brolley <brolley@cygnus.com>
1849
1850 * sim-main.h (_sim_cpu): Add debug_state member.
1851 * mloop.in (_parallel_write_queued): Clear data_written.length.
1852 * interrupts.c (frv_interrupt_table): Offset of BREAK_EXCEPTION
1853 handler is 0xff.
1854 (frv_queue_break_interrupt): New function.
1855 (frv_break_interrupt): New function.
1856 (handle_interrupt): Handle break_interrupt.
1857 (frv_non_operating_interrupt): Now takes interrupt_kind.
1858 * frv-sim.h (frv_queue_break_interrupt): New function.
1859 (frv_break_interrupt): New function.
1860 (frv_break): New function.
1861 (frv_non_operating_interrupt): Now takes interrupt_kind.
1862 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1863
18641999-11-09 Dave Brolley <brolley@cygnus.com>
1865
1866 * pipeline.c (frv_pipeline_add_insn): Clear FSR0.FTT when adding
1867 a floating point insn.
1868 * traps.c (frvbf_fpu_error): Map fpu status to frv interrupts.
1869 * interrupts.c (frv_queue_illegal_instruction_interrupt): Call
1870 frv_queue_fp_exception_interrupt.
1871 (frv_queue_fp_exception_interrupt): New function.
1872 (next_available_fq): New function.
1873 (set_fp_exception_registers): New function.
1874 (set_exception_status_registers): Now returns 1 if interrupt not masked.
1875 (check_for_compound_interrupt): Now returns NULL if interrupt masked.
1876 (frv_program_interrupt): Don't process interrupt if it is masked.
1877 * frv.c (frvbf_h_fr_double_get_handler): Call
1878 frv_queue_fp_exception_interrupt.
1879 (frvbf_h_fr_double_set_handler): Call frv_queue_fp_exception_interrupt.
1880 (frvbf_h_fr_quad_set_handler): Call frv_queue_fp_exception_interrupt.
1881 (frvbf_store_quad_FRint): Call frv_queue_fp_exception_interrupt.
1882 * frv-sim.h: Get/set hardware directly in GET/SET macros.
1883 (frv_fp_exception_info): New struct type.
1884 (frv_interrupt_queue_element): Add fp_info member.
1885 (frv_fsr_traps): New enumeration.
1886 (frv_fsr_ftt): New enumeration.
1887 (frv_sie): New enumeration.
1888 (frv_miv): New enumeration.
1889 (GET_FSR): New macro.
1890 (SET_FSR): New macro.
1891 (GET_FSR_TEM): New macro.
1892 (SET_FSR_QNE): New macro.
1893 (SET_FSR_FTT): New macro.
1894 (GET_FSR_AEXC): New macro.
1895 (SET_FSR_AEXC): New macro.
1896 (GET_FQ): New macro.
1897 (SET_FQ): New macro.
1898 (SET_FQ_OPC): New macro.
1899 (SET_FQ_MIV): New macro.
1900 (SET_FQ_SIE): New macro.
1901 (SET_FQ_FTT): New macro.
1902 (SET_FQ_CEXC): New macro.
1903 (GET_FQ_VALID): New macro.
1904 (SET_FQ_VALID): New macro.
1905 (frv_queue_fp_exception_interrupt): New function.
1906 (FRV_IS_FLOAT_INSN): New macro.
1907
19081999-11-04 Dave Brolley <brolley@cygnus.com>
1909
1910 * traps.c (frvbf_fpu_error): No floating point errors need to be
1911 detected.
1912 * interrupts.c (clear_exception_status_registers): Clear 'valid' fields
1913 of the ESR registers too.
1914 (set_exception_status_registers): Don't set EAR for any precise
1915 interrupts. Register index should be 1 for insns in PIPE_I1. Clear
1916 ESR.EAV and ESR.EDV if not setting them. Set ESR.VALID.
1917 (non_operating_interrupt): No need for return code.
1918 (frv_program_or_software_interrupt): Process interrupt regardless
1919 of operating mode. If PSR.ET was not set at the start of processing,
1920 then stop the simulation with a message.
1921 (frv_save_data_written_for_interrupts): Handle CGEN_FN_XI_WRITE and
1922 CGEN_MEM_XI_WRITE.
1923 * frv.c (frvbf_h_gr_quad_set_handler): New function.
1924 (frvbf_h_fr_quad_set_handler): New function.
1925 (frvbf_h_cpr_quad_set_handler): New function.
1926 (frvbf_load_quad_GR): Renamed from frvbf_load_multiple_GR. Use new
1927 sim_queue_fn_xi_write.
1928 (frvbf_load_quad_FRint): Renamed from frvbf_load_multiple_GR. Use new
1929 sim_queue_fn_xi_write.
1930 (frvbf_load_quad_CPR): Renamed from frvbf_load_multiple_GR. Use new
1931 sim_queue_fn_xi_write.
1932 (frvbf_store_quad_GR): Renamed from frvbf_store_multiple_GR. Use new
1933 sim_queue_mem_xi_write.
1934 (frvbf_store_quad_FRint): Renamed from frvbf_store_multiple_GR. Use new
1935 sim_queue_mem_xi_write.
1936 (frvbf_store_quad_CPR): Renamed from frvbf_store_multiple_GR. Use new
1937 sim_queue_mem_xi_write.
1938 * frv-sim.h (frvbf_h_gr_quad_set_handler): New function.
1939 (frvbf_h_fr_quad_set_handler): New function.
1940 (frvbf_h_cpr_quad_set_handler): New function.
1941 (SET_ESR_VALID): New macro.
1942 (CLEAR_ESR_VALID): New macro.
1943 (CLEAR_ESR_EAV): New macro.
1944 (CLEAR_ESR_EDV): New macro.
1945 * sem.c: Regenerate.
1946
19471999-11-02 Dave Brolley <brolley@cygnus.com>
1948
1949 * traps.c (frv_core_signal): Call
1950 frv_queue_mem_address_not_aligned_interrupt.
1951 * mloop.in (_parallel_write_queued): Call
1952 frv_save_data_written_for_interrupts.
1953 * frv.c (frvbf_h_gr_double_get_handler): Call
1954 frv_queue_register_exception_interrupt.
1955 (frvbf_h_cpr_double_get_handler): Call
1956 frv_queue_register_exception_interrupt.
1957 (frvbf_h_cpr_double_set_handler): Call
1958 frv_queue_register_exception_interrupt.
1959 (frvbf_load_multiple_GR): Call
1960 frv_queue_register_exception_interrupt.
1961 (frvbf_store_multiple_GR): Call
1962 frv_queue_register_exception_interrupt.
1963 (frvbf_load_multiple_CPR): Call
1964 frv_queue_register_exception_interrupt.
1965 (frvbf_store_multiple_CPR): Call
1966 frv_queue_register_exception_interrupt.
1967 (frvbf_h_tbr_get_handler): Fix TBR.TBA mask.
1968 * interrupts.c (frv_queue_software_interrupt): Now returns interrupt
1969 queue element.
1970 (frv_queue_program_interrupt): Now returns interrupt queue element.
1971 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
1972 element.
1973 (frv_queue_interrupt): Now returns interrupt queue element.
1974 (frv_queue_register_exception_interrupt): New function.
1975 (frv_queue_mem_address_not_aligned_interrupt): New function.
1976 (frv_save_data_written_for_interrupts): New function.
1977 (next_available_edr): EDR registers available in blocks of 4.
1978 (clear_exception_status_registers): New function.
1979 (set_exception_status_registers): Pass esr to SET_ESR* macros.
1980
1981 * frv-sim.h (struct frv_data_written): New struct type.
1982 (frv_interrupt_queue_element): Add data_written member.
1983 (frv_queue_software_interrupt): Now returns interrupt queue element.
1984 (frv_queue_program_interrupt): Now returns interrupt queue element.
1985 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
1986 element.
1987 (frv_queue_interrupt): Now returns interrupt queue element.
1988 (frv_queue_register_exception_interrupt): New function.
1989 (frv_queue_mem_address_not_aligned_interrupt): New function.
1990 (frv_save_data_written_for_interrupts): New function.
1991
19921999-10-27 Dave Brolley <brolley@cygnus.com>
1993
1994 * interrupts.c (ITABLE_ENTRY): New macro.
1995 (frv_interrupt_table): Add exception codes.
1996 (next_available_esr): New function.
1997 (next_available_edr): New function.
1998 (set_edr_register): New function.
1999 (set_exception_status_registers): New function.
2000 (check_for_compound_interrupt): Record information on all interrupts
2001 found.
2002 (frv_program_interrupt): Always call check_for_compound_interrupt.
2003 * frv.c (frvbf_h_pc_set_handler): Removed.
2004 (frvbf_h_spr_get_handler): Handle LR register.
2005 (frvbf_h_spr_set_handler): Handle LR register.
2006 (frvbf_h_lr_get_handler): New function.
2007 (frvbf_h_lr_set_handler): New function.
2008 * frv-sim.h (frvbf_h_lr_get_handler): New function.
2009 (frvbf_h_lr_set_handler): New function.
2010 (frv_ec): New enumeration.
2011 (frv_interrupt): Add frv_ec field.
2012 (frv_rec): New enumeration.
2013 (frv_daec): New enumeration.
2014 (frv_interrupt_queue_element): Add eaddress, rec, iaec, daec fields.
2015 (SET_ESR_EC): New macro.
2016 (SET_ESR_REC): New macro.
2017 (SET_ESR_IAEC): New macro.
2018 (SET_ESR_DAEC): New macro.
2019 (SET_ESR_EAV): New macro.
2020 (GET_ESR_EDV): New macro.
2021 (SET_ESR_EDV): New macro.
2022 (GET_ESR_EDN): New macro.
2023 (SET_ESR_EDN): New macro.
2024 (GET_ESR): New macro.
2025 (SET_ESR): New macro.
2026 (SET_EPCR): New macro.
2027 (SET_EAR): New macro.
2028 (SET_EDR): New macro.
2029 (GET_ESFR): New macro.
2030 (SET_ESFR): New macro.
2031 * cpu.c,cpu.h,sem.c: Rebuild.
2032
20331999-10-26 Dave Brolley <brolley@cygnus.com>
2034
2035 * traps.c (frvbf_check_non_excepting_load): Only set NESR, NECR, NEEAR
2036 if mach is frv.
2037 (clear_nesr_neear): Only execute if mach is frv.
2038
20391999-10-22 Dave Brolley <brolley@cygnus.com>
2040
2041 * sim-main.h (sim_cpu): Add pipeline.
2042 (CPU_PIPELINE): New macro.
2043 * mloop.in (_parallel_write_queued): Maintain pc in cpu during writes.
2044 (main loop): Maintain pc in cpu.
2045 * frv-sim.h (frv_queue_software_interrupt): New interface.
2046 (frv_queue_program_interrupt): New interface.
2047 (frv_queue_illegal_instruction_interrupt: New interface.
2048 (frv_queue_interrupt): New interface.
2049 (frv_detect_insn_access_interrupts): New interface.
2050 (frv_process_interrupts): New interface.
2051 (frv_program_interrupt): New interface.
2052 (frv_software_interrupt): New interface.
2053 (frv_program_or_software_interrupt): New interface.
2054 (FRV_PIPELINE): Moved from pipline.c.
2055 (frv_pipeline_reset): New interface.
2056 (frv_pipeline_add_insn): New interface.
2057 * interrupts.c (frv_queue_software_interrupt): New interface.
2058 (frv_queue_program_interrupt): New interface.
2059 (frv_queue_illegal_instruction_interrupt: New interface.
2060 (frv_queue_interrupt): New interface.
2061 (frv_detect_insn_access_interrupts): New interface.
2062 (frv_process_interrupts): New interface.
2063 (frv_program_interrupt): New interface.
2064 (frv_software_interrupt): New interface.
2065 (frv_program_or_software_interrupt): New interface.
2066 * frv.c: Use new interfaces.
2067 * pipeline.c: Use new interfaces.
2068 * traps.c: Use new interfaces.
2069 * memory.c: Use new interfaces.
2070 (frv_address_forbidden): No longer static.
2071
20721999-10-19 Dave Brolley <brolley@cygnus.com>
2073
2074 * traps.c (frvbf_check_non_excepting_load): Set NESR.DAEC, NESR.REC and
2075 NESR.EC.
2076 * mloop.in (_parallel_write_queued): Handle CGEN_FN_PC_WRITE.
2077 * frv.c (frvbf_h_pc_set_handler): New function.
2078 * interrupts.c (frv_detect_data_interrupt): Removed.
2079 (address_forbidden): Removed.
2080 * frv-sim.h (frv_detect_data_interrupt): Removed.
2081 (NESR_MEM_ADDRESS_NOT_ALIGNED): New macro.
2082 (NESR_REGISTER_NOT_ALIGNED): New macro.
2083 (NESR_UQI_SIZE): New macro.
2084 (NESR_QI_SIZE): New macro.
2085 (NESR_UHI_SIZE): New macro.
2086 (NESR_HI_SIZE): New macro.
2087 (NESR_SI_SIZE): New macro.
2088 (NESR_DI_SIZE): New macro.
2089 (NESR_XI_SIZE): New macro.
2090 (GET_NESR_DAEC): New macro.
2091 (SET_NESR_DAEC): New macro.
2092 (GET_NESR_REC): New macro.
2093 (SET_NESR_REC): New macro.
2094 (GET_NESR_EC): New macro.
2095 (SET_NESR_EC): New macro.
2096 (frvbf_read_mem_QI): New function.
2097 (frvbf_read_mem_UQI): New function.
2098 (frvbf_read_mem_HI): New function.
2099 (frvbf_read_mem_UHI): New function.
2100 (frvbf_read_mem_SI): New function.
2101 (frvbf_read_mem_WI): New function.
2102 (frvbf_read_mem_DI): New function.
2103 (frvbf_read_mem_DF): New function.
2104 (frvbf_write_mem_QI): New function.
2105 (frvbf_write_mem_UQI): New function.
2106 (frvbf_write_mem_HI): New function.
2107 (frvbf_write_mem_UHI): New function.
2108 (frvbf_write_mem_SI): New function.
2109 (frvbf_write_mem_WI): New function.
2110 (frvbf_write_mem_DI): New function.
2111 (frvbf_write_mem_DF): New function.
2112 * Makefile.in (SIM_OBJS): Add memory.o.
2113 * cpu.c,cpu.h,sem.c: Rebuild.
2114
21151999-10-18 Dave Brolley <brolley@cygnus.com>
2116
2117 * sim-if.c (sim_open): Use a real fpu error function.
2118 * pipeline.c (frv_pipeline_add_insn): Don't add invalid insns.
2119 * mloop.in (_parallel_write_queued): Clear queue after writing.
2120 * interrupts.c (check_for_compound_interrupt): New function.
2121 (non_operating_interrupt): New function.
2122 * frv-sim.h (frvbf_h_gr_double_get_handler): New function.
2123 (frvbf_h_gr_double_set_handler): New function.
2124 (frvbf_h_fr_double_get_handler): New function.
2125 (frvbf_h_fr_double_set_handler): New function.
2126 (frvbf_h_cpr_double_get_handler): New function.
2127 (frvbf_h_cpr_double_set_handler): New function.
2128 (frv_interrupt_queue_element): New struct type.
2129 (frv_queue_program_interrupt): Now takes pc.
2130 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2131 (frv_queue_interrupt): Now takes pc.
2132 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2133 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2134 (frvbf_division_exception): New function.
2135 (frvbf_fpu_error): New function.
2136 (frvbf_load_multiple_GR): New function.
2137 (frvbf_load_multiple_FR): New function.
2138 (frvbf_load_multiple_CPR): New function.
2139 * frv.c (frvbf_h_gr_double_get_handler): New function.
2140 (frvbf_h_gr_double_set_handler): New function.
2141 (frvbf_h_fr_double_get_handler): New function.
2142 (frvbf_h_fr_double_set_handler): New function.
2143 (frvbf_h_cpr_double_get_handler): New function.
2144 (frvbf_h_cpr_double_set_handler): New function.
2145 (frv_interrupt_queue_element): New struct type.
2146 (frv_queue_program_interrupt): Now takes pc.
2147 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2148 (frv_queue_interrupt): Now takes pc.
2149 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2150 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2151 (frvbf_fpu_error): New function.
2152 (frvbf_load_multiple_GR): New function.
2153 (frvbf_load_multiple_FR): New function.
2154 (frvbf_load_multiple_CPR): New function.
2155 * traps.c (frvbf_division_exception): New function.
2156 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2157
21581999-10-12 Dave Brolley <brolley@cygnus.com>
2159
2160 * mloop.in (new_vpc): New variable.
2161 (main loop): Call frv_detect_insn_access_interrupts. Call
2162 frv_detect_data_interrupts.
2163 * interrupts.c (access_queued_to): New function.
2164 (frv_detect_data_interrupts): New function.
2165 (frv_detect_insn_access_interrupts): New function.
2166 (frv_program_or_software_interrupt): Set PSR.S.
2167 * frv-sim.h (frv_detect_data_interrupts): New function.
2168 (frv_detect_insn_interrupts): New function.
2169
21701999-10-07 Dave Brolley <brolley@cygnus.com>
2171
2172 * frv-sim.h (frvbf_h_gr_hi_get_handler): New function.
2173 (frvbf_h_gr_hi_set_handler): New function.
2174 (frvbf_h_gr_lo_get_handler): New function.
2175 (frvbf_h_gr_lo.set_handler): New function.
2176 * frv.c (frvbf_h_gr_hi_get_handler): New function.
2177 (frvbf_h_gr_hi_set_handler): New function.
2178 (frvbf_h_gr_lo_get_handler): New function.
2179 (frvbf_h_gr_lo.set_handler): New function.
2180 (frvbf_model_fr500_u_integer): New function.
2181 * arch.h,cpu.h,cpu.c,decode.h,decode.c,model.c,sem.c: Rebuild.
2182
21831999-10-04 Dave Brolley <brolley@cygnus.com>
2184
2185 * traps.c: Use sim_engine_abort.
2186 * pipeline.c (frv_pipeline): Add field for insn major.
2187 (add_next_to_pipe): Return address of matching pipeline.
2188 (find_major_in_pipeline): New function.
2189 (check_insn_major_constraints: New function.
2190 (frv_pipeline_add_insn): Add checks for insn major constraints.
2191 * interrupts.c (frv_process_interrupts): Use sim_engine_abort.
2192 * frv.c (frvbf_h_spr_get_handler): No need to abort.
2193
2194Thu Sep 30 18:10:25 1999 Dave Brolley <brolley@cygnus.com>
2195
2196 * pipeline.c: New file.
2197 * mloop.in (main loop): Call frv_pipeline_reset.
2198 Call frv_pipeline_add_insn.
2199 * frv-sim.h (frv_pipeline_reset): New function.
2200 (frv_pipeline_add_insn): New function.
2201 * Makefile.in (SIM_OBJS): Add pipeline.o
2202
22031999-09-29 Doug Evans <devans@casey.cygnus.com>
2204
2205 * sem.c: Rebuild.
2206 * traps.c (sim_engine_invalid_insn): New arg `vpc'. Change type of
2207 result to SEM_PC. Return vpc.
2208
2209Wed Sep 29 16:01:52 1999 Dave Brolley <brolley@cygnus.com>
2210
2211 * interrupts.c (frv_interrupt_table): DATA_STORE_ERROR is imprecise.
2212 (frv_queue_interrupt): Don't detect identical interrupts here.
2213
2214Wed Sep 29 14:49:52 1999 Dave Brolley <brolley@cygnus.com>
2215
2216 * interrupts.c: New file.
2217 * traps.c (sim_engine_invalid_insn): Return PC of next insn.
2218 (frv_software_interrupt): Moved to interrupts.c.
2219 (frv_itrap): New interface. Call frv_queue_software_interrupt.
2220 * mloop.in (@cpu@_parallel_write_init): set previous_vliw_pc.
2221 (@cpu@_perform_writeback): New function.
2222 (main loop): Call frv_process_interrupts.
2223 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2224 (frv_itrap): New interface.
2225 (frv_interrupt_class): New enumeration.
2226 (frv_interrupt_kind): New enumeration.
2227 (struct frv_interrupt): New struct type.
2228 (frv_interrupt_table): New table of interrupt information.
2229 (FRV_INTERRUPT_QUEUE_SIZE): New macro.
2230 (struct frv_interrupt_state): New struct type.
2231 (frv_interrupt_state): New global variable.
2232 (previous_vliw_pc): New global variable.
2233 (frv_queue_software_interrupt): New function.
2234 (frv_queue_program_interrupt): New function.
2235 (frv_queue_interrupt): New function.
2236 (frv_process_interrupts): New function.
2237 (frv_program_interrupt): New function.
2238 (frv_software_interrupt): New function.
2239 (frv_program_or_software_interrupt): New function.
2240 (frv_clear_interrupt_classes): New function.
2241 * frv.c (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2242 * Makefile.in (SIM_OBJS): Add interrupts.o
2243 * sem.c: Rebuild.
2244
22451999-09-25 Doug Evans <devans@casey.cygnus.com>
2246
2247 * cpu.h,cpuall.h,decode.c,sem.c: Rebuild.
2248
2249Tue Sep 21 17:16:47 1999 Dave Brolley <brolley@cygnus.com>
2250
2251 * mloop.in (main loop): Determine last insn from scache entry.
2252 * cpu.h: Rebuild.
2253 * cpuall.h: Rebuild.
2254
2255Tue Sep 14 14:21:31 1999 Dave Brolley <brolley@cygnus.com>
2256
2257 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): New flag.
2258 (NECR_ELOS): Define as unshifted value.
2259 (NECR_NEN): Define as unshifted value.
2260 (NECR_VALID): Define as unshifted value.
2261 (SET_NESR): Rewite to use post-write queue.
2262 (SET_NESR_VALID): Rewite to operate on argument.
2263 (SET_NESR_EAV): Rewite to operate on argument.
2264 (SET_NESR_FR): Rewite to operate on argument.
2265 (CLEAR_NESR_FR): Rewite to operate on argument.
2266 (SET_NESR_DRN): Rewite to operate on argument.
2267 (SET_NESR_SIZE): Rewite to operate on argument.
2268 (SET_NESR_NEAN): Rewite to operate on argument.
2269 (SET_NEEAR): Rewite to use post-write queue.
2270 (SET_NE_FLAG): Rewite to use post-write queue.
2271 (CLEAR_NE_FLAG): Rewite to use post-write queue.
2272 * traps.c (frv_software_interrupt): Rewite to use post-write queue.
2273 (frv_rett): Rewite to use post-write queue.
2274 (next_available_nesr): Rewrite to use new macro interfaces.
2275 (next_valid_nesr): Ditto.
2276 (frvbf_check_non_excepting_load): Ditto.
2277 (frvbf_check_recovering_store): Ditto.
2278 (clear_nesr_neear): Ditto.
2279 (clear_ne_flags): Ditto.
2280 * mloop.in (main loop): Update PCSR with address of next VLIW insn
2281 when flag is set.
2282 * frv.c (frvbf_h_spr_get_handler): Shift register fields here now.
2283 (frvbf_store_multiple_GR): Rewite to use post-write queue.
2284 (frvbf_store_multiple_FRint): Rewite to use post-write queue.
2285 (frvbf_store_multiple_CPR): Rewite to use post-write queue.
2286 * Makefile.in (frv.o): Depend on cgen-par.h.
2287
2288Fri Sep 10 17:03:15 1999 Dave Brolley <brolley@cygnus.com>
2289
2290 * frv-sim.h (frvbf_set_write_next_vliw_addr_to_LR): New function.
2291 (frvbf_write_next_vliw_addr_to_LR): New flag.
2292 * frv.c (frvbf_set_write_next_vliw_addr_to_LR): New function.
2293 * mloop.in: Only take the first branch in a VLIW insn. Set LR to the
2294 address of the next VLIW insn if flag is set.
2295 * cpu.h,decode.c,sem.c: Rebuild.
2296
2297Tue Sep 7 13:44:23 1999 Dave Brolley <brolley@cygnus.com>
2298
2299 * mloop.in: Limit parallel insns to MAX_PARALLEL_INSNS.
2300 * sem.c: Rebuild.
2301
23021999-09-02 Doug Evans <devans@casey.cygnus.com>
2303
2304 * configure: Regenerated to track ../common/aclocal.m4 changes.
2305
23061999-09-01 Doug Evans <devans@casey.cygnus.com>
2307
2308 * decode.c: Rebuild.
2309
2310Mon Aug 30 17:54:57 1999 Dave Brolley <brolley@cygnus.com>
2311
2312 * traps.c (frv_rett): New function.
2313 * frv.c (frvbf_h_spr_get_handler): Handle bpsr.
2314 (frvbf_h_spr_set_handler): Handle bpsr.
2315 (frvbf_h_bpsr_get_handler): New function.
2316 (frvbf_h_bpsr_set_handler): New function.
2317 * frv-sim.h (frv_rett): New function.
2318 (frvbf_h_bpsr_get_handler): New function.
2319 (frvbf_h_bpsr_set_handler): New function.
2320 * mloop.in: Read actual packing bit.
2321 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2322
2323Tue Aug 31 16:04:37 1999 Dave Brolley <brolley@cygnus.com>
2324
2325 * traps.c (WANT_CPU): New macro.
2326 (WANT_CPU_FRVBF): New macro.
2327 (frvbf_check_recovering_store): Use registers for source and queue
2328 writes.
2329 * mloop.in: New main loop for parallel support.
2330 (@cpu@_parallel_write_init): New function.
2331 (@cpu@_parallel_write_queued): New function.
2332 * frv-sim.h (set_icc_for_shift_left): New interface.
2333 (set_icc_for_shift_right): New interface.
2334 (frvbf_check_recovering_store): New interface.
2335 * frv.c (set_icc_for_shift_left): Pass and return icc value.
2336 (set_icc_for_shift_right): Pass and return icc value.
2337 (frvbf_check_recovering_store): New interface.
2338 * Makefile.in (FRV_OBJS): Add cgen-par.o.
2339 (stamp-mloop): Add cgen parallel options.
2340 (stamp-arch): Remove with-profile option.
2341 (stamp-cpu): Add cgen parallel options.
2342 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2343
23441999-08-28 Doug Evans <devans@casey.cygnus.com>
2345
2346 * cpu.h,decode.c,sem.c: Rebuild.
2347
2348Wed Aug 25 12:25:04 1999 Dave Brolley <brolley@cygnus.com>
2349
2350 * arch.h,cpu.h,decode.h,model.c,sem.c: Rebuild.
2351
2352Thu Aug 19 17:59:00 1999 Dave Brolley <brolley@cygnus.com>
2353
2354 * configure.in: fr500 now the default model.
2355 * configure: Regenerate.
2356 * frv.c: Change frv-1 to frv-gen.
2357 (frvbf_model_fr500_u_exec): New function.
2358 * Makefile.in (stamp-cpu): Use 'mach=frv,fr500' to build decoder.
2359 * mloop.in: Fix typos in comments.
2360 * arch.c,arch.h,cpu.h,cpuall.h,decode.h,model.c,sem.c: Rebuild.
2361
23621999-08-17 Dave Brolley <brolley@cygnus.com>
2363
2364 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2365
23661999-08-09 Doug Evans <devans@casey.cygnus.com>
2367
2368 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2369
23701999-08-04 Doug Evans <devans@casey.cygnus.com>
2371
2372 * cpu.h,cpuall.h,decode.c,model.c,sem.c: Rebuild.
2373
2374Fri Jul 16 14:50:15 1999 Dave Brolley <brolley@cygnus.com>
2375
2376 * frv.c (frvbf_fetch_register): Use GDB register number macros.
2377 (frvbf_store_register): Use GDB register number macros.
2378 (frvbf_cut): New function.
2379 * frv-sim.h (GR_REGNUM_MAX): New macro.
2380 (FR_REGNUM_MAX): New macro.
2381 (PC_REGNUM): New macro.
2382 (LR_REGNUM): New macro.
2383 (frvbf_cut): New function.
2384 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2385
23861999-07-15 Stan Shebs <shebs@andros.cygnus.com>
2387
2388 * frv.c (frvbf_fetch_register): Add ability to get LR register,
2389 add default for unhandled registers.
2390 (frvbf_store_register): Add ability to set LR register.
2391
23921999-07-14 Stan Shebs <shebs@andros.cygnus.com>
2393
2394 * frv.c (frvbf_fetch_register, frvbf_store_register): Fill in.
2395 (decode_gdb_dr_regnum): Remove, not used.
2396
23971999-07-13 Michael Meissner <meissner@cygnus.com>
2398
2399 * Makefile.in (SIM_EXTRA_FLAGS): Incorporate @sim_trapdump@.
2400
2401 * configure.in (--enable-sim-trapdump): New switch to make unknown
2402 traps dump the register contents, instead of doing the trap thing.
2403 * configure: Regenerate.
2404
2405 * frv-sim.h (TRAP_BREAKPOINT): Define as 81, so it can be used.
2406 (TRAP_REGDUMP{1,2}): Define to provide register dumping support
2407 temporarily.
2408
2409 * traps.h (toplevel): Include bfd.h, libiberity.h.
2410 (frv_itrap): Add support for --enable-sim-trapdump and traps 2,3
2411 dumping the registers.
2412
2413Thu Jul 8 10:57:39 1999 Dave Brolley <brolley@cygnus.com>
2414
2415 * Makefile.in (SIM_EXTRA_LIBS): Removed. libm no longer needed.
2416
2417Wed Jul 7 17:01:12 1999 Dave Brolley <brolley@cygnus.com>
2418
2419 * cpu.c,cpu.h,decode.c,model.c,sem.c: Rebuild.
2420
2421Tue Jul 6 16:12:18 1999 Dave Brolley <brolley@cygnus.com>
2422
2423 * frv.c (frvbf_square_root_SF): Removed.
2424 (frvbf_square_root_DF): Removed.
2425 (frvbf_h_fr_double_get_handler): Removed.
2426 (frvbf_h_fr_double_set_handler): Removed.
2427 (frvbf_h_fr_int_get_handler): Removed.
2428 (frvbf_h_fr_int_set_handler): Removed.
2429 * frv-sim.h (frvbf_square_root_SF): Removed.
2430 (frvbf_square_root_DF): Removed.
2431 (frvbf_h_fr_double_get_handler): Removed.
2432 (frvbf_h_fr_double_set_handler): Removed.
2433 (frvbf_h_fr_int_get_handler): Removed.
2434 (frvbf_h_fr_int_set_handler): Removed.
2435 * decode.c,decode.h,model.c,sem.c: Rebuild.
2436
24371999-07-05 Doug Evans <devans@casey.cygnus.com>
2438
2439 * Makefile.in (SIM_OBJS): Add cgen-fpu.o, cgen-accfp.o.
2440 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2441 * sim-if.c (sim_open): Initialize fpu.
2442 * frv-sim.h (SETMEMSF,SETMEMDF): Delete.
2443 * frv.c (frvbf_store_multiple_FRint): Replace frvbf_h_fr_int_get
2444 with frvbf_h_fr_get.
2445
2446Wed Jun 30 15:56:56 1999 Dave Brolley <brolley@cygnus.com>
2447
2448 * frv-sim.h (NESR_RANGE): New macro.
2449 (NO_NESR): New macro.
2450 (GET_NESR_VALID): New macro.
2451 (next_ne_index): Removed.
2452 * traps.c (next_available_nesr): New function.
2453 (next_valid_nesr): New function.
2454 (frvbf_check_non_excepting_load): Use next_available_nesr.
2455 (frvbf_check_recovering_store): Use next_available_nesr and
2456 next_valid_nesr.
2457 (clear_nesr_neear): Use next_available_nesr and next_valid_nesr.
2458 (frvbf_check_recovering_store): Only consider one matching register.
2459 * sem.c: Rebuild.
2460
2461Tue Jun 29 16:54:32 1999 Dave Brolley <brolley@cygnus.com>
2462
2463 * frv.c (frvbf_square_root_SF): New function.
2464 (frvbf_square_root_DF): New function.
2465 (frvbf_h_fr_double_get_handler): New function.
2466 (frvbf_h_fr_double_set_handler): New function.
2467 * frv-sim.h (frvbf_square_root_SF): New function.
2468 (frvbf_square_root_DF): New function.
2469 (frvbf_h_fr_double_get_handler): New function.
2470 (frvbf_h_fr_double_set_handler): New function.
2471 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c: Rebuild.
2472
24731999-06-28 Dave Brolley <brolley@cygnus.com>
2474
2475 * decode.c,decode.h,model.c,sem.c: Regenerate.
2476
2477Thu Jun 24 17:26:32 1999 Dave Brolley <brolley@cygnus.com>
2478
2479 * Makefile.in (SIM_EXTRA_LIBS): Add -lm.
2480 * frv-sim.h (frvbf_h_fr_int_get_handler): New function.
2481 (frvbf_h_fr_int_set_handler): New function.
2482 (frvbf_store_multiple_FRint): New function.
2483 (frvbf_square_root_SF): New function.
2484 * frv.c (frvbf_h_fr_int_get_handler): New function.
2485 (frvbf_h_fr_int_set_handler): New function.
2486 (frvbf_store_multiple_FRint): New function.
2487 (frvbf_square_root_SF): New function.
2488 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2489
24901999-06-23 Doug Evans <devans@casey.cygnus.com>
2491
2492 * Makefile.in (stamp-mloop): Delete -fast -pbb -switch args
2493 to genmloop.sh. Pass -scache instead.
2494 (mloop.o): Delete sem-switch.c dependency.
2495 (sem-switch.c): Delete rule.
2496 (stamp-cpu): Don't build sem-switch.c.
2497 * sem-switch.c: Delete.
2498 * mloop.in (xfull-exec-*): Fix call to execute.
2499 * tconfig.in (WITH_SCACHE_PBB): Define as 0.
2500
2501 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2502
2503Tue Jun 22 16:23:57 1999 Dave Brolley <brolley@cygnus.com>
2504
2505 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2506
2507Mon Jun 21 17:34:10 1999 Dave Brolley <brolley@cygnus.com>
2508
2509 * mloop.in (execute): Force gr0 to zero before each insn.
2510 * cpu.h,cpu.c,decode.c,sem.c,sem-switch.c: Regenerate.
2511
25121999-06-18 Doug Evans <devans@casey.cygnus.com>
2513
2514 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2515
2516Fri Jun 18 17:49:23 1999 Dave Brolley <brolley@cygnus.com>
2517
2518 * frv.c (frvbf_h_gr_get_handler): New function.
2519 (frvbf_h_gr_set_handler): New function:
2520 (frvbf_store-multiple_GR): New function:
2521 (frvbf_store-multiple_FR): New function:
2522 (frvbf_store-multiple_CPR): New function:
2523 * frv-sim.h (frvbf_h_gr_get_handler): New function.
2524 (frvbf_h_gr_set_handler): New function:
2525 (frvbf_store-multiple_GR): New function:
2526 (frvbf_store-multiple_FR): New function:
2527 (frvbf_store-multiple_CPR): New function:
2528 * traps.c (frv_itrap): Implement proper syscalls interface.
2529 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2530
2531Fri Jun 18 14:36:23 1999 Dave Brolley <brolley@cygnus.com>
2532
2533 * traps.c (frvbf_check_non_excepting_divide): New function.
2534 (frvbf_check_recovering_store): New function.
2535 (clear_nesr_neear): New function.
2536 (clear_ne_flags): New function.
2537 (frvbf_commit): New function.
2538
2539 * frv-sim.h (frvbf_check_non_excepting_divide): New function.
2540 (frvbf_check_recovering_store): New function.
2541 (clear_nesr_neear): New function.
2542 (clear_ne_flags): New function.
2543 (frvbf_commit): New function.
2544 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2545
25461999-06-16 Dave Brolley <brolley@cygnus.com>
2547
2548 * frv.c (frvbf_h_spr_get_handler): Handle SPR_NECR.
2549 (frvbf_h_spr_set_handler): Handle SPR_NECR.
2550 * traps.c (next_ne_index): New variable.
2551 (frvbf_check_non_excepting_load): New function.
2552 * frv-sim.h (NECR_ELOS): New macro.
2553 (NECR_NEN): New macro.
2554 (NECR_VALID): New macro.
2555 (SET_NESR_VALID): New macro.
2556 (SET_NESR_EAV): New macro.
2557 (SET_NESR_FR): New macro.
2558 (CLEAR_NESR_FR): New macro.
2559 (SET_NESR_DRN): New macro.
2560 (SET_NESR_SIZE): New macro.
2561 (SET_NESR_NEAN): New macro.
2562 (SET_NEEAR): New macro.
2563 (GET_NE_FLAG): New macro.
2564 (SET_NE_FLAG): New macro.
2565 (CLEAR_NE_FLAG): New macro.
2566 (frvbf_check_non_excepting_load): New function:
2567 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2568
2569Wed Jun 9 18:12:49 1999 Dave Brolley <brolley@cygnus.com>
2570
2571 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2572
2573Tue Jun 8 18:13:51 1999 Dave Brolley <brolley@cygnus.com>
2574
2575 * frv.c (cr_logic): Correct andcr, nandcr, andncr and nandncr.
2576 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2577
2578Mon Jun 7 17:09:15 1999 Dave Brolley <brolley@cygnus.com>
2579
2580 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2581
25821999-06-07 Dave Brolley <brolley@cygnus.com>
2583
2584 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2585
2586Thu Jun 3 17:33:31 1999 Dave Brolley <brolley@cygnus.com>
2587
2588 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2589
2590Wed Jun 2 17:50:21 1999 Dave Brolley <brolley@cygnus.com>
2591
2592 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2593
2594Tue Jun 1 17:58:53 1999 Dave Brolley <brolley@cygnus.com>
2595
2596 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2597
2598Mon May 31 17:57:25 1999 Dave Brolley <brolley@cygnus.com>
2599
2600 * traps.c (frv_software_interrupt): Pass current_cpu to
2601 frvbf_h_psr_esr_get.
2602 (frv_software_interrupt): Calculate the new PC based on TBR.
2603 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2604
26051999-05-31 Dave Brolley <brolley@cygnus.com>
2606
2607 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2608
2609Thu May 27 17:42:00 1999 Dave Brolley <brolley@cygnus.com>
2610
2611 * frv-sim.h (frvbf_h_cccr_get_handler): New function.
2612 (frvbf_h_cccr_set_handler): New function.
2613 (frvbf_scan_result): New function.
2614 (frvbf_cr_logic): New function.
2615 * frv.c (frvbf_h_cccr_get_handler): New function.
2616 (frvbf_h_cccr_set_handler): New function.
2617 (frvbf_scan_result): New function.
2618 (frvbf_cr_logic): New function.
2619 (cr_ops,cr_result,cr_logic): New table.
2620 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2621
26221999-05-25 Dave Brolley <brolley@cygnus.com>
2623
2624 * frv.c (frvbf_h_spr_get_handler): Add support for TBR and PSR.
2625 (frvbf_h_spr_set_handler): Add support for TBR and PSR.
2626 (frv_psr_get_handler): New function.
2627 (frv_psr_set_handler): New function.
2628 (frv_tbr_get_handler): New function.
2629 (frv_tbr_set_handler): New function.
2630 (frvbf_h_ccr_get_handler): Add support for fCC.
2631 (frvbf_h_ccr_set_handler): Add support for fCC.
2632 * frv-sim.h (frv_psr_get_handler): New function.
2633 (frv_psr_set_handler): New function.
2634 (frv_tbr_get_handler): New function.
2635 (frv_tbr_set_handler): New function.
2636 * traps.c (frv_software_interrupt): Implement.
2637 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2638
2639Thu May 20 16:39:27 1999 Dave Brolley <brolley@cygnus.com>
2640
2641 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2642
26431999-05-18 Dave Brolley <brolley@cygnus.com>
2644
2645 * frv.c: (frvbf_set_icc_for_shift_left): New function.
2646 (frvbf_set_icc_for_shift_right): New function.
2647 * frv-sim.h (frvbf_set_icc_for_shift_left): New function.
2648 (frvbf_set_icc_for_shift_right): New function.
2649 (SETMEMSF): New Macro.
2650 (SETMEMDF): New Macro.
2651 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2652
2653Thu May 13 17:14:49 1999 Dave Brolley <brolley@cygnus.com>
2654
2655 * frv.c (frvbf_h_ccr_get_handler): New function.
2656 (frvbf_h_ccr_set_handler): New function.
2657 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2658
2659Tue May 11 16:13:15 1999 Dave Brolley <brolley@cygnus.com>
2660
2661 * frv-sim.h (frvbf_h_spr_get_handler,frvbf_h_spr_set_handler,
2662 frvbf_h_isr_get_handler, frvbf_h_isr_set_handler): New functions.
2663 * frv.c: Likewise.
2664 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2665
26661999-05-10 Dave Brolley <brolley@cygnus.com>
2667
2668 * cpu.h,cpu.c,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2669
2670Thu May 6 16:48:21 1999 Dave Brolley <brolley@cygnus.com>
2671
2672 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2673 * frv-sim.h (TRAP_SYSCALL): Define as 0x80.
2674
2675Wed May 5 11:52:24 1999 Dave Brolley <brolley@cygnus.com>
2676
2677 * traps.c (frv_software_interrupt): New function.
2678 (frv_itrap): New function.
2679 * frv-sim.h (TRAP_SYSCALL): define as 0.
2680 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2681
2682Mon May 3 13:49:21 1999 Dave Brolley <brolley@cygnus.com>
2683
2684 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2685
2686Thu Apr 29 17:37:06 1999 Dave Brolley <brolley@cygnus.com>
2687
2688 * Directory created.
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