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sim: profile: implement --profile-file backend
[binutils.git] / sim / frv / ChangeLog
CommitLineData
fb0cc53e
MF		 12010-03-30 Mike Frysinger <[email protected]>
2
3 * devices.c (device_error): Add const to message.
4
c5351010
DE		 52010-02-12 Doug Evans <[email protected]>
6
7 * decode.c, * decode.h: Regenerate.
8
2310652a
DE		 92010-02-11 Doug Evans <[email protected]>
10
11 * cpu.h, * decode.c, * model.c, * sem.c: Regenerate.
12
d2c7a1a6
DE		 132010-01-24 Doug Evans <[email protected]>
14
15 * sem.c: Regenerate.
16
3725885a
RW		 172010-01-09 Ralf Wildenhues <[email protected]>
18
19 * configure: Regenerate.
20
0f51e9bf
DE		 212010-01-02 Doug Evans <[email protected]>
22
23 * arch.c, * arch.h, * cpu.c, * cpu.h, * cpuall.h, * decode.c,
24 * decode.h, * model.c, * sem.c: Regenerate, update copyright year.
25
197fa1aa
DE		 262009-11-22 Doug Evans <[email protected]>
27
28 * cpu.h: Regenerate.
29 * cpuall.h: Regenerate.
30 * decode.c: Regenerate.
31 * decode.h: Regenerate.
32
b29791a8
DE		 332009-11-03 Doug Evans <[email protected]>
34
35 * arch.c: Regenerate.
36 * arch.h: Regenerate.
37 * cpu.c: Regenerate.
38 * cpu.h: Regenerate.
39 * cpuall.h: Regenerate.
40 * decode.c: Regenerate.
41 * decode.h: Regenerate.
42 * model.c: Regenerate.
43 * sem.c: Regenerate.
44
d6416cdc
RW		 452009-08-22 Ralf Wildenhues <[email protected]>
46
81ecdfbb
RW		 47 * config.in: Regenerate.
48 * configure: Likewise.
49
d6416cdc
RW		 50 * configure: Regenerate.
51
7b1a2840
HPN		 522009-01-07 Hans-Peter Nilsson <[email protected]>
53
54 * sem.c: Regenerate.
55
bce3bbcb
HPN		 562008-12-23 Hans-Peter Nilsson <[email protected]>
57
58 * arch.c, arch.h, cpu.c, cpu.h, cpuall.h, decode.c, decode.h,
59 model.c, sem.c: Regenerate.
60
b5bd9624
HPN		 612008-07-11 Hans-Peter Nilsson <[email protected]>
62
63 * configure: Regenerate to track ../common/common.m4 changes.
64 * config.in: Ditto.
65
6efef468
JM		 662008-06-06 Vladimir Prus <[email protected]>
67 Daniel Jacobowitz <[email protected]>
68 Joseph Myers <[email protected]>
69
70 * configure: Regenerate.
71
b1bfc053
HPN		 722006-12-21 Hans-Peter Nilsson <[email protected]>
73
74 * config.in: Regenerate.
75
e85e3205
RE		 762006-06-13 Richard Earnshaw <[email protected]>
77
78 * configure: Regenerated.
79
2f0122dc
DJ		 802006-06-05 Daniel Jacobowitz <[email protected]>
81
82 * configure: Regenerated.
83
20e95c23
DJ		 842006-05-31 Daniel Jacobowitz <[email protected]>
85
86 * configure: Regenerated.
87
79e59fe6
DB		 882005-10-28 Dave Brolley <[email protected]>
89
90 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
91
92 Contribute the following changes:
93 2003-09-29 Dave Brolley <[email protected]>
94
95 * frv-sim.h: Use CGEN_ATTR_VALUE_ENUM_TYPE in place of
96 CGEN_ATTR_VALUE_TYPE.
97 * mloop.in: Ditto.
98 * pipeline.c: Ditto.
99 * traps.c: Ditto.
100
2b193c4a
MK		 1012005-03-23 Mark Kettenis <[email protected]>
102
103 * configure: Regenerate.
104
35695fd6
AC		 1052005-01-14 Andrew Cagney <[email protected]>
106
107 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
108 explicit call to AC_CONFIG_HEADER.
109 * configure: Regenerate.
110
f0569246
AC		 1112005-01-12 Andrew Cagney <[email protected]>
112
113 * configure.ac: Update to use ../common/common.m4.
114 * configure: Re-generate.
115
38f48d72
AC		 1162005-01-11 Andrew Cagney <[email protected]>
117
118 * configure: Regenerated to track ../common/aclocal.m4 changes.
119
b7026657
AC		 1202005-01-07 Andrew Cagney <[email protected]>
121
122 * configure.ac: Rename configure.in, require autoconf 2.59.
123 * configure: Re-generate.
124
379832de
HPN		 1252004-12-08 Hans-Peter Nilsson <[email protected]>
126
127 * configure: Regenerate for ../common/aclocal.m4 update.
128
45aa12b4
RS		 1292004-08-27 Richard Sandiford <[email protected]>
130
131 * cpu.[ch], arch.[ch], decode.[ch]: Regenerated.
132 * cpuall.h, model.c, sem.c: Regenerated.
133
676a64f4
RS		 1342004-03-01 Richard Sandiford <[email protected]>
135
136 * Makefile.in (SIM_OBJS): Add profile-fr450.o.
137 (profile-fr450.o): New dependency.
138 (stamp-cpu): Add fr450 to the list of machs.
139 * sim-frv.h (SPR_IS_ACC): New macro.
140 (H_SPR_ACC4, H_SPR_ACC63, H_SPR_ACCG4, H_SPR_ACCG63): Delete.
141 * cache.c (frv_cache_init, non_cache_access): Handle bfd_mach_fr450.
142 * frv.c (check_register_alignment, check_fr_register_alignment)
143 (check_memory_alignment, do_media_average): Likewise.
144 (frvbf_clear_accumulators): Likewise. Use a mask of valid registers
145 rather than a consecutive range.
146 * interrupts.c (frv_queue_illegal_instruction_interrupt)
147 (frv_queue_non_implemented_instruction_interrupt): Handle
148 bfd_mach_fr450.
149 * memory.c (check_data_read_address, check_readwrite_address)
150 (check_insn_read_address, check_write_address): Likewise.
151 * mloop.in (@cpu@_simulate_insn_prefetch): Likewise.
152 * profile.c (reset_gr_flags, reset_fr_flags, reset_acc_flags)
153 (frvbf_model_insn_before, frvbf_model_insn_after): Likewise.
154 * profile-fr450.c: New file.
155 * registers.c (fr450_spr): New array.
156 (frv_register_control_init): Check its size. Use it for fr450.
157 (frv_check_register_access): Handle bfd_mach_fr450.
158 (frv_check_spr_read_access): Likewise. Generalize accumulator check.
159 * traps.c (frv_core_signal, frvbf_media_cr_not_aligned): Likewise.
160 (frvbf_media_acc_not_aligned): Likewise.
161 (frvbf_media_register_not_aligned): Likewise.
162 * arch.c: Regenerate.
163 * arch.h: Regenerate.
164 * cpu.h: Regenerate.
165 * cpuall.h: Regenerate.
166 * decode.h: Regenerate.
167 * model.c: Regenerate.
168
c7a48b9a
RS		 1692004-03-01 Richard Sandiford <[email protected]>
170
171 * cache.c (frv_cache_init): Change fr400 cache statistics to match
172 the fr405.
173 (non_cache_access): Add missing breaks.
174 * interrupts.c (set_exception_status_registers): Always set EAR15
175 for data_access_errors.
176 * memory.c (fr400_check_write_address): Remove redundant alignment
177 check.
178 * model.c: Regenerate.
179
8b73069f
RS		 1802004-03-01 Richard Sandiford <[email protected]>
181
182 * frv.c (frvbf_iacc_cut): Rework, taking rounding into account.
183
8ae0baa2
RS		 1842004-03-01 Richard Sandiford <[email protected]>
185
186 * decode.c, decode.h, model.c, sem.c: Regenerate.
187
d74c4203
KB		 1882003-11-24 Kevin Buettner <[email protected]>
189
190 * frv-sim.h (GR_REGNUM_MAX, FR_REGNUM_MAX, PC_REGNUM, SPR_REGNUM_MIN)
191 (SPR_REGNUM_MAX): Delete.
192 * frv.c (gdb/sim-frv.h): Include.
193 (frvbf_fetch_register, frvbf_store_register): Use register number
194 constants from gdb/sim-frv.h. Check availability of general
195 purpose and float registers.
196
0b01870b
DB		 1972003-11-03 Dave Brolley <[email protected]>
198
199 * cache.c (address_interference): Check for higher priority requests
200 in the same pipeline.
201
9a29f3ca
DB		 2022003-10-31 Dave Brolley <[email protected]>
203
162cec1b 204 * frv-sim.h (LR_REGNUM): Removed.
073926e5 205 (SPR_REGNUM_MIN,SPR_REGNUM_MAX): New macros.
9a29f3ca 206 * frv.c (frvbf_fetch_register): Fetch SPR registers based on
073926e5 207 SPR_REGNUM_MIN and SPR_REGNUM_MAX. Check whether SPRs are implemented.
9a29f3ca
DB		 208 Return 0 for an unimplemented register. Return the length of the data
209 for an implemented register.
210 (frvbf_store_register): Ditto.
211
fc0a2244
AC		 2122003-10-30 Andrew Cagney <[email protected]>
213
214 * traps.c: Replace "struct symbol_cache_entry" with "struct
215 bfd_symbol".
216
29a79ca0
DB		 2172003-10-10 Dave Brolley <[email protected]>
218
219 * cpu.h, sem.c: Regenerate.
220
e930b1f5
DB		 2212003-10-06 Dave Brolley <[email protected]>
222
223 * profile-fr550.[ch]: New files.
224 * configure.in: Move frv handling to alphabetically correct placement.
225 * Makefile.in: Add fr550 support.
226 * frv-sim.h,frv.c,interrups.c,memory.c,mloop.in,pipeline.c,
227 profile.[ch],registers.c,traps.c: Add fr550 support.
228 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
229 Regenerate.
230
22f367a7
DB		 2312003-09-25 Dave Brolley <[email protected]>
232
233 * reset.c (frv_initialize): Call frv_register_control_init first.
234
1c453cd6
DB		 2352003-09-24 Dave Brolley <[email protected]>
236
237 * profile.h (update_FR_ptime): New prototype.
238 (update_FRdouble_ptime): Ditto.
239 (update_SPR_ptime): Ditto.
240 (increase_ACC_busy): Ditto.
241 (enforce_full_acc_latency): Ditto.
242 (post_wait_for_SPR): Ditto.
243 * profile.c (update_FR_ptime): Moved here from profile-fr500.c.
244 (update_FRdouble_ptime): Ditto.
245 (update_SPR_ptime): New function.
246 (increase_ACC_busy): Ditto.
247 (enforce_full_acc_latency): Ditto.
248 (vliw_wait_for_fdiv_resource): Correct resource name.
249 (vliw_wait_for_fsqrt_resource): Ditto.
250 (post_wait_for_SPR): New function.
251 * profile-fr500.c (frvbf_model_fr500_u_commit): New function.
252 (frvbf_model_fr500_u_gr2fr): Pass out_FRk as output register to
253 adjust_float_register_busy.
254 (frvbf_model_fr500_u_gr_load): Record latency of SPR registers.
255 (frvbf_model_fr500_u_fr_load): Wait for and record latency of SPR
256 registers.
257 (frvbf_model_fr500_u_float_arith): Ditto.
258 (frvbf_model_fr500_u_float_dual_arith): Ditto.
259 (frvbf_model_fr500_u_float_div): Ditto.
260 (frvbf_model_fr500_u_float_sqrt): Ditto.
261 (frvbf_model_fr500_u_float_convert): Ditto.
262 (update_FR_ptime): Moved to profile.c
263 (update_FRdouble_ptime): Moved to profile.c
264 * profile-fr400.c (update_FR_ptime): Removed. Identical to functions
265 for other machines.
266 (update_FRdouble_ptime): Ditto.
267 * arch.h,cpu.h,sem.c,decode.[ch],model.c,sem.c: Regenerated.
268
153431d6
DB		 2692003-09-12 Dave Brolley <[email protected]>
270
271 * registers.c (frv_check_spr_read_access): Check for access to
272 ACC4-ACC63 and ACCG4-ACCG63.
273 * profile.h (frv-desc.h): #include it.
274 (spr_busy): New member of FRV_PROFILE_STATE.
275 (spr_latency): Ditto.
276 (GNER_FOR_GR): New macro.
277 (FNER_FOR_FR): New maccro.
278 (update_SPR_latency): New function.
279 (vliw_wait_for_SPR): New function.
93938d47 280 * profile.c (update_latencies): Update SPR latencies.
153431d6
DB		 281 (update_target_latencies): Ditto.
282 (update_SPR_latency): New function.
283 (vliw_wait_for_SPR): New function.
284 * profile-fr500.c (frvbf_model_fr500_u_idiv): Record GNER latency.
285 (frvbf_model_fr500_u_trap): Removed unused variable, ps.
286 (frvbf_model_fr500_u_check): Ditto.
287 (frvbf_model_fr500_u_clrgr): New unit modeller for fr500.
288 (frvbf_model_fr500_u_clrfr): Ditto.
289 (frvbf_model_fr500_u_spr2gr): Wait for SPR.
290 (frvbf_model_fr500_u_gr2spr): Ditto.
291 * frv-sim.h (H_SPR_ACC4): New macro.
292 (H_SPR_ACCG4): New macro;
293 (H_SPR_ACC0): Removed.
294 (H_SPR_ACCG0): Removed.
295 * arch.h,model.c,sem[ch],decode.[ch]: Regenerated.
296
ba9c4053
DB		 2972003-09-10 Dave Brolley <[email protected]>
298
299 * profile.c (slot_names): FM1 was listed twice. Changed first
300 instance to FM0. Added IALL, FMALL and FMLOW.
301 (print_parallel): Don't examine slots with no insns.
302
f9e18f5a
DB		 3032003-09-09 Dave Brolley <[email protected]>
304
305 * frv.c (do_media_average): Select machine using a switch.
306
d89a78b6
DB		 3072003-09-08 Dave Brolley <[email protected]>
308
309 On behalf of Doug Evans <[email protected]>
310 * Makefile.in (stamp-arch,stamp-cpu): Pass archfile to cgen.
311 Remove copying of .cpu file to cgen/cpu, no longer needed.
312
d03ea14f
DB		 3132003-09-03 Dave Brolley <[email protected]>
314
315 * cpu.h, model.c, sem.c, decode.h, decode.c: Regenerated.
316
e8d2f504
DB		 3172003-08-29 Dave Brolley <[email protected]>
318
319 * Makefile.in (stamp-arch): Copy frv.cpu from $(srcdir)../../cpu
320 temporarily when regenerating files.
321 (stamp-cpu): Ditto.
322
b34f6357
DB		 3232003-08-20 Micheal Snyder <[email protected]>
324
325 * All generated files: Regenerate.
326
3272001-10-11 Dave Brolley <[email protected]>
328
329 * cpu.h,decode.c,decode.h,sem.c: Regenerate.
330
3312001-10-09 Dave Brolley <[email protected]>
332
333 * traps.c (frv_rett): Halt if PSR.S and PSR.ET are both set or both
334 not set.
335 * reset.c (frv_hardware_reset): Invalidate both caches.
336 * registers.c: Update init, reset and read-only masks for all registers
337 on all machines.
338 * profile.h (cur_gr_complex): New field of FRV_PROFILE_STATE
339 (prev_gr_complex): New field of FRV_PROFILE_STATE
340 (set_use_is_gr_complex): New function.
341 (set_use_not_gr_complex): New function.
342 (use_is_gr_complex): New function.
343 (decrease_GR_busy): New function.
344 * profile.c (reset_gr_flags): New function.
345 (reset_cc_flags): New function.
346 (set_use_is_gr_complex): New function.
347 (set_use_not_gr_complex): New function.
348 (use_is_gr_complex): New function.
349 (update_latencies): Reset gr and cc flags when latency reaches 0.
350 (decrease_GR_busy): New function.
351 * profile-fr400.h (fr500_reset_acc_flags): Removed.
352 (fr500_reset_cc_flags): New function.
353 * profile-fr500.c (frvbf_model_fr400_u_*): Reflect latencies from fr500
354 LSI version 1.41.
355 * profile-fr400.h (fr400_reset_gr_flags): New function.
356 (fr400_reset_fr_flags): New function.
357 (fr400_reset_acc_flags): New function.
358 * profile-fr400.c (set_use_not_media_p4): New function.
359 (set_use_not_media_p6): New function.
360 (set_acc_use_not_media_p2): New function.
361 (set_acc_use_not_media_p4): New function.
362 (fr400_reset_gr_flags): New function.
363 (fr400_reset_fr_flags): New function.
364 (fr400_reset_acc_flags): New function.
365 (frvbf_model_fr400_u_*): Reflect latencies from fr400 LSI version 1.1.
366 (frvbf_model_fr400_u_media_hilo): New function.
367 * pipeline.c (frv_vliw_setup_insn): Don't clear MSR0.MTT.
368 * memory.c (fr400_check_data_read_address): Check address range only
369 for double word loads. Don't check alignment here.
370 (fr400_check_readwrite_address): New function.
371 (fr500_check_readwrite_address): New function.
372 (check_readwrite_address): New function.
373 (fr500_check_insn_read_address): Correct address ranges.
374 (frvbf_read_mem_*): Check address range here.
375 (frv_address_forbidden): Removed.
376 (fr400_check_write_address): New function.
377 (check_write_address): New function.
378 (frvbf_write_mem_*): Don't check address range here.
379 (frvbf_mem_set_*): Check address range here.
380 * interrupts.c (frv_queue_data_access_error_interrupt): Now takes an
381 address as second argument.
382 (frv_queue_data_access_exception_interrupt): New function.
383 (frv_queue_illegal_instruction_interrupt): Generate fp_exception for
384 media insns on fr400.
385 (frv_queue_non_implemented_instruction_interrupt): Generate mp_exception
386 for media insns on fr400.
387 (frv_detect_insn_access_interrupts): Don't check for illegal addresses
388 of insns here. Check for MTRAP insn if PSR.EM is not set.
389 (frv_set_mp_exception_registers): Only set MSR0.MTT if it is not already
390 set.
391 (set_exception_status_registers): Do not always set EPCR. Set EAR for
392 data_acess_error only if not fr400.
393 * frv.c (do_media_average): New function.
394 (frvbf_media_average): New function.
395 (frvbf_insn_cache_invalidate): Check for illegal invocation.
396 (frvbf_data_cache_invalidate): Ditto.
397 (frvbf_data_cache_flush): Ditto.
398 * frv-sim.h (GET_FSR_QNE): New macro.
399 (frv_msr_mtt): Remove MTT_SEQUENCE_ERROR.
400 (GET_MSR_SRDAV): New macro.
401 (GET_MSR_RDAV): New macro.
402 (GET_MSR_RD): New macro.
403 (frv_queue_data_access_error_interrupt): Now takes an address as second
404 argument.
405 (frv_address_forbidden): Removed.
406 * cache.c (non_cache_access): Correct address ranges. Now takes cache
407 as first argument.
408 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
409
4102001-08-20 Dave Brolley <[email protected]>
411
412 * sim-main.h (_sim_cpu): New field 'elf_flags'.
413 * sim-if.c (sim_open): Extract the elf_flags from the input file and
414 save them with each cpu.
415 * mloop.in (main loop): Pass elf flags to frv_vliw_reset. Set
416 last_insn_p before executing the insn.
417 * cache.c (frv_cache_invalidate): Flush scache if this is the cpu's
418 insn cache.
419 (frv_cache_invalidate_all): Ditto.
420
4212001-08-20 Richard Sandiford <[email protected]>
422
423 * traps.c (syscall_read_mem): Flush the data cache before reading.
424 (syscall_write_mem): Flush the data cache before writing.
425 Invalidate both caches.
426
4272001-07-05 Ben Elliston <[email protected]>
428
429 * Makefile.in (stamp-arch): Use $(CGEN_CPU_DIR).
430 (stamp-cpu): Likewise.
431
4322001-05-23 Dave Brolley <[email protected]>
433
434 * profile-fr400.c (acc_use_is_media_p2): New function.
435 (frvbf_model_fr400_u_media_2): Account for latency of output
436 accumulators.
437 (frvbf_model_fr400_u_media_2_quad): Ditto.
438 (frvbf_model_fr400_u_media_2_acc): New function.
439 (frvbf_model_fr400_u_media_2_acc_dual): New function.
440 (frvbf_model_fr400_u_media_2_add_sub): New function.
441 (frvbf_model_fr400_u_media_2_add_sub_dual): New function.
442 (frvbf_model_fr400_u_media_3_dual): New function.
443 (frvbf_model_fr400_u_media_4_acc_dual): New function.
444 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
445
4462001-05-15 Dave Brolley <[email protected]>
447
448 * registers.c (fr400_spr): Enable write access to HSR0.CBM.
449 * profile.h (FRV_PROFILE_STATE): New field 'all_cache_entries'.
450 * profile.c (CACHE_QUEUE_ELEMENT): New 'all' field.
451 (request_cache_flush): Save 'all' argument.
452 (request_cache_invalidate): Save all_cache_entries from profile state
453 to 'all' field of the request.
454 (submit_cache_request): Pass the 'all' field of the request to
455 frv_cache_request_invalidate.
456 * frv.c (frv_insn_cache_invalidate): Add new 'all' parameter. Perform
457 operation even if HSR0.ICE is not set.
458 (frv_data_cache_invalidate): Add new 'all' parameter. Perform
459 operation even if HSR0.DCE is not set.
460 (frv_data_cache_flush): Ditto.
461 * frv-sim.h (frv_insn_cache_invalidate): Add new 'all' parameter.
462 (frv_data_cache_invalidate): Add new 'all' parameter.
463 (frv_data_cache_flush): Add new 'all' parameter.
464 * cache.h (FRV_CACHE_INVALIDATE_REQUEST): Add new 'all' field.
465 (frv_cache_request_invalidate): Add new 'all' parameter.
466 * cache.c (frv_cache_request_invalidate): Add new 'all' parameter. Save
467 its value in the invalidate request.
468 (address_interference): Accept the value '-1' for the address argument
469 to mean 'any address'.
470 (handle_req_invalidate): Handle request to invalidate all cache lines.
471 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
472
4732001-05-14 Dave Brolley <[email protected]>
474
475 * profile.h (past_first_p): New field of profiling state.
476 (branch_penalty): Ditto.
477 (branch_hint): Ditto.
478 (update_branch_penalty): New function.
479 * profile.c (frvbf_model_insn_after): Reset past_first_p and
480 branch_address fields of the profiling state.
481 (frvbf_model_branch): New function.
482 (update_branch_penalty): New function.
483 * profile-fr500.c (frvbf_model_fr500_u_branch): Remove ICCi_3 and
484 FCCi_3 inputs.
485 (frvbf_model_fr500_u_trap): New function.
486 (frvbf_model_fr500_u_check): New function.
487 (frvbf_model_fr500_u_media_dual_htob): post-processing latency is 3
488 cycles.
489 * profile-fr400.c (frvbf_model_fr400_u_branch): Set branch penalties
490 as documented in the fr400 LSI. Remove ICCi_3 and FCCi_3 inputs.
491 (frvbf_model_fr400_u_media_dual_expand): Check resource usage as
492 documented in teh fr400 LSI.
493 (frvbf_model_fr400_u_media_dual_htob): Ditto.
494 (frvbf_model_fr400_u_media_dual_unpack): Removed.
495 (frvbf_model_fr500_u_trap): New function.
496 (frvbf_model_fr500_u_check): New function.
497 * mloop.in (simulate_dual_insn_prefetch): New function.
498 (@cpu@_simulate_insn_prefetch): Call simulate_dual_insn_prefetch with
499 arguments for each machine type.
500 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
501
5022001-05-09 Dave Brolley <[email protected]>
503
504 * Makefile.in (profile.o): Add profile-fr400.h as a dependency.
505 (profile-fr400.o): New target.
506 * profile.c: New file.
507 * profile.h: New file.
508 * profile-fr400.c: New file.
509 * profile-fr400.h: New file.
510 * profile-fr500.c: New file.
511 * profile-fr500.h: New file.
512 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
513
5142001-05-02 Dave Brolley <[email protected]>
515
516 * sim-main.h (profile.h): #include it.
517 (CPU_PROFILE_STATE): New macro.
518 (profile_state): New frv specific cpu field.
519 * reset.c (frv_initialize): insn_fetch_address and branch_address now
520 part of global profiling state.
521 * Makefile.in (SIM_OBJS): Add profile.o and profile-fr500.o.
522 (SIM_EXTRA_DEPS): Add profile.h.
523 (registers.o): Correct name of source file.
524 (profile.o): New target.
525 (profile-fr500.o): New target.
526 * frv-sim.h: Move profile related data structures to profile.h.
527 * frv.c: Move fr500 specific functions to profile-fr500.c.
528 * cpu.h: Regenerated.
529
5302001-04-27 Dave Brolley <[email protected]>
531
532 * sim-main.h (CPU_PIPELINE): Renamed to CPU_VLIW.
533 * interrupts.c: Rename FRV_PIPELINE to FRV_VLIW.
534 Rename pipeline to vliw. Rename CPU_PIPELINE to CPU_VLIW.
535 Rename PIPE_* to UNIT_*.
536 (frv_queue_illegal_instruction_interrupt): Use
537 frv_is_float_insn and frv_is_media_insn.
538 (frv_queue_non_implemented_instruction_interrupt): Ditto.
539 (frv_detect_insn_access_interrupts): Ditto.
540 * frv.c: Rename FRV_PIPELINE to FRV_VLIW. Rename pipeline to vliw.
541 Rename CPU_PIPELINE to CPU_VLIW. Rename PIPE_* to UNIT_*.
542 * memory.c: Ditto.
543 * pipeline.c: Ditto.
544 * mloop.in: Ditto.
545 * frv-sim.h (frv_pipeline_setup_insn): Renamed to frv_vliw_setup_insn.
546 * cache.c: Rename PIPE_* to UNIT_*.
547
5482001-04-24 Dave Brolley <[email protected]>
549
550 * frv.c (frvbf_load_quad_GR): Delete have_data and hsr0.
551 (frvbf_load_quad_FRint): Ditto.
552 (frvbf_load_quad_CPR): Ditto.
553 * cache.c (frv_cache_init): Initialize cache for fr400 vs other
554 machines.
555 (bfd.h): #include it.
556 (non_cache_access): Update for revised fr500 and for fr400.
557 * registers.c (frv_spr): Don't reset PSR.PS.
558 (fr500_spr): Ditto.
559 (frv_reset_spr): Set PSR.PS to the former value of PSR.S.
560
5612001-04-23 Dave Brolley <[email protected]>
562
563 * traps.c (frv_core_signal): On fr400, generate data_access_error.
564 (frvbf_media_cr_not_aligned): On fr400, generate illegal_instruction.
565 (frvbf_media_acc_not_aligned): Ditto.
566 (frvbf_media_register_not_aligned): Ditto.
567 (frvbf_division_exception): Use GET_ISR_EDE.
568 * registers.c (frv_check_spr_read_access): New function.
569 (frv_check_spr_write_access): New function.
570 (frv_check_spr_access): Deleted.
571 (frv_check_register_access): On fr400, generate illegal_instruction.
572 * memory.c (fr400_check_data_read_address): New function.
573 (fr500_check_data_read_address): Ditto.
574 (check_data_read_address): Ditto.
575 (fr400_check_insn_read_address): Ditto.
576 (fr500_check_insn_read_address): Ditto.
577 (check_insn_read_address): Ditto.
578 (frvbf_read_mem_QI): Call check_data_read_access.
579 (frvbf_read_mem_UQI): Ditto.
580 (frvbf_read_mem_HI): Ditto.
581 (frvbf_read_mem_UHI): Ditto.
582 (frvbf_read_mem_SI): Ditto.
583 (frvbf_read_mem_DI): Ditto.
584 (frvbf_read_mem_DF): Ditto.
585 (frvbf_read_imem_USI): Call check_insn_read_access.
586 (frv_address_forbidden): Now takes cpu as first argument. Check based
587 on machine type.
588 (fr400_mem_address_unaligned): New function.
589 (fr500_mem_address_unaligned): Ditto.
590 (check_write_address): Ditto.
591 (frvbf_mem_set_QI): Call check_write_address.
592 (frvbf_mem_set_HI): Ditto.
593 (frvbf_mem_set_SI): Ditto.
594 (frvbf_mem_set_DI): Ditto.
595 (frvbf_mem_set_DF): Ditto.
596 (frvbf_mem_set_XI): Ditto.
597 * interrupts.c (bfd.h): #include it.
598 (frv_queue_data_access_error_interrupt): New function.
599 (frv_queue_instruction_access_error_interrupt): New function.
600 (frv_queue_instruction_access_exception_interrupt): New function.
601 (frv_queue_illegal_instruction_interrupt): No fp_exception on fr400.
602 (frv_queue_non_implemented_instruction_interrupt): Ditto.
603 (frv_detect_insn_access_interrupts): Reorder tests to match priority
604 from the LSI manual.
605 (set_isr_exception_fields): Accumulate dtt bits.
606 * frv.c (check_register_alignment): New function.
607 (check_fr_register_alignment): New function.
608 (check_memory_alignment): New function.
609 (frvbf_h_gr_double_get_handler): Call check_register_alignment.
610 (frvbf_h_gr_double_set_handler): Ditto.
611 (frvbf_h_cpr_double_get_handler): Ditto.
612 (frvbf_h_cpr_double_set_handler): Ditto.
613 (frvbf_h_gr_quad_set_handler): Ditto.
614 (frvbf_h_cpr_quad_set_handler): Ditto.
615 (frvbf_h_fr_double_get_handler): Call check_fr_register_alignment.
616 (frvbf_h_fr_double_set_handler): Ditto.
617 (frvbf_h_fr_quad_set_handler): Ditto.
618 (frvbf_h_spr_get_handler): Call frv_check_spr_read_access.
619 (frvbf_h_spr_set_handler): Call frv_check_spr_write_access.
620 (frvbf_load_quad_GR): Call check_memory_aligment.
621 (frvbf_load_quad_FRint): Ditto.
622 (frvbf_load_quad_CPR): Ditto.
623 (frvbf_store_quad_GR): Call check_memory_aligment and
624 check_register_alignment.
625 (frvbf_store_quad_FRint): Ditto.
626 (frvbf_store_quad_CPR): Ditto.
627 (frvbf_signed_integer_divide: Use GET_ISR_EDEM.
628 * frv-sim.h (H_SPR_ACC0): New macro.
629 (H_SPR_ACC63): New macro.
630 (H_SPR_ACCG0): New macro.
631 (H_SPR_ACCG63): New macro.
632 (frv_dtt): New enumerator.
633 (GET_ISR_EDE): Renamed from GET_ISR_EDEM.
634 (GET_ISR_DTT): New macro.
635 (frv_queue_data_access_error_interrupt): New function.
636 (frv_queue_instruction_access_error_interrupt): New function.
637 (frv_queue_instruction_access_exception_interrupt): New function.
638 (frv_address_forbidden): Now takes cpu as first argument.
639 * cpu.h: Regenerate.
640
6412001-04-10 Dave Brolley <[email protected]>
642
643 * registers.c (fr500_spr): Add new fields to fr500 PSR register.
644 (fr500_spr): Add STBAR and MMCR unimplemented registers for fr500.
645 (fr400_spr): Implement SPR registers for fr400.
646 (frv_register_control_init): Handle bfd_mach_fr400 properly.
647 * frv.c (spr_bpsr_get_handler): Mask field before shifting.
648 (spr_psr_get_handler): Ditto.
649 (spr_ccr_get_handler): Ditto.
650 (spr_cccr_get_handler): Ditto.
651 (frvbf_clear_accumulators): Only 4 accumulators on fr400.
652 * frv-sim.h: Update comment about MCCR_* macros.
653 * cpu.c,cpu.h: Regenerate.
654
6552001-04-05 Dave Brolley <[email protected]>
656
657 * cpu.h,decode.c,model.c,sem.c: Regenerate.
658
6592001-04-05 Dave Brolley <[email protected]>
660
661 * reset.c: Update copyright.
662 * registers.c (frv_register_control_init): Handle bfd_mach_fr400.
663 * frv.c (frvbf_model_fr400_u_exec): New function.
664 * Makefile.in (stamp-cpu): Add fr400 to list of machines.
665 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
666 Regenerate.
667
6682000-11-22 Dave Brolley <[email protected]>
669
670 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
671 Regenerate.
672
6732000-11-10 Dave Brolley <[email protected]>
674
675 * decode.c: Regenerate.
676
6772000-09-12 Dave Brolley <[email protected]>
678
679 * traps.c (frv_sim_engine_halt_hook): New function.
680 (frv_itrap): Caches now invalidated in sim_engine_halt via
681 SIM_ENGINE_HALT_HOOK.
682 (frv_break): Ditto.
683 * sim-main.h (frv_sim_engine_halt_hook): New function.
684 (SIM_ENGINE_HALT_HOOK): New macro.
685 (SIM_ENGINE_RESTART_HOOK): New macro.
686 * interrupts.c: Call to frv_term now done within sim_engine_halt via
687 SIM_ENGINE_HALT_HOOK.
688
6892000-09-08 Dave Brolley <[email protected]>
690
691 * traps.c (frv_itrap): Invalidate and flush the data and insn caches
692 respectively when stopping for a breakpoint.
693 (frv_break): Ditto.
694 * cache.h (frv_cache_invalidate_all): New function.
695 * cache.c (frv_cache_invalidate_all): New function.
696
6972000-09-05 Dave Brolley <[email protected]>
698
699 * traps.c (frv_break): If SIM_HAVE_BREAKPOINTS, call
700 sim_handle_breakpoint. Otherwise if environment != operating call
701 sim_engine_halt. Otherwise handle normally.
702 * interrupts.c (frv_queue_break_interrupt): Don't handle debugger
703 breakpoints here. Moved to frv_break in traps.c.
704
705 * sem.c: Regenerate.
706
7072000-09-01 Dave Brolley <[email protected]>
708
709 * interrupts.c (frv_queue_break_interrupt): Call sim_handle_breakpoint
710 before queuing an interrupt in order to allow 'break' to be used as
711 the breakpoint insn.
712
7132000-08-29 Dave Brolley <[email protected]>
714
715 * traps.c (frv_itrap): Invalidate the insn cache at a breakpoint.
716
7172000-07-27 Dave Brolley <[email protected]>
718
719 * cpu.h,decode.c: Rebuild.
720
7212000-07-26 Dave Brolley <[email protected]>
722
723 * frv.c (spr_cccr_get_handler): Change CRx to CCx.
724 (spr_cccr_set_handler): Change CRx to CCx.
725 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
726
7272000-07-24 Dave Brolley <[email protected]>
728
729 * sem.c: Regenerate.
730 * frv.c (frvbf_unsigned_integer_divide): Queue a write for the result.
731 Don't write it directly.
732
733Thu Jul 6 13:51:12 2000 Dave Brolley <brolley@topaz>
734
735 * configure: Regenerated to track ../common/aclocal.m4 changes.
736
7372000-07-05 Ben Elliston <[email protected]>
738
739 * configure: Regenerated to track ../common/aclocal.m4 changes.
740
7412000-06-28 Dave Brolley <[email protected]>
742
743 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
744
7452000-06-21 Dave Brolley <[email protected]>
746
747 * pipeline.c: All code except frv_pipeline_setup_insn moved to
748 frv.opc.
749 * mloop.in (main loop): frv_pipeline_add_insn broken up into
750 frv_pipeline_add_insn and frv_pipeline_setup_insn.
751 * frv-sim.h: Move pipeline status code to frv.opc.
752 * model.c: Regenerate.
753
7542000-06-12 Dave Brolley <[email protected]>
755
756 * options.c (frv_option_handler): --profile-parallel implies
757 --profile-model.
758 * mloop.in (fetch_buffer): Removed.
759 (@cpu@_simulate_insn_prefetch): Monitoring of fetch buffer moved to
760 run_caches. Use cache directly if not counting cycles. Don't use
761 cache at all if not counting cycles and cache not enabled.
762 * frv.c (frv_insn_fetch_buffer): New global variable.
763 (run_caches): Monitor the status of insn prefetch requests.
764 * frv-sim.h (FRV_INSN_FETCH_BUFFER): New struct type.
765 (frv_insn_fetch_buffer): New global variable.
766
7672000-06-12 Dave Brolley <[email protected]>
768
769 * mloop.in (fetch_buffer): New static struct.
770 (@cpu@_simulate_insn_prefetch): Rewritten.
771 * cache.c (frv_cache_request_invalidate): Don't invalidate return
772 buffer.
773 (address_interference): Defer to any WAR request in either pipeline.
774
7752000-06-09 Dave Brolley <[email protected]>
776
777 * pipeline.c (insns_in_slot): New Array.
778 (frv_pipeline_add_insn): Call COUNT_INSNS_IN_SLOT.
779 * options.c (frv_options): Remove 'NONBLOCK' argument from data-cache
780 option.
781 (parse_cache_option): New function.
782 (frv_option_handler): Call parse_cache_option.
783 * frv.c (vliw_branch_taken): New variable.
784 (vliw_load_stall): New variable.
785 (handle_resource_wait): Update vliw_load_stall.
786 (frvbf_model_insn_before): Initialize vliw_branch_taken and
787 vliw_load_stall.
788 (frvbf_model_insn_after): Increment PROFILE_MODEL_LOAD_STALL_CYCLES.
789 (load_wait_for_FR): Update vliw_load_stall.
790 (load_wait_for_GR): Update vliw_load_stall.
791 (load_wait_for_FRdouble): Update vliw_load_stall.
792 (load_wait_for_GRdouble): Update vliw_load_stall.
793 (frvbf_model_fr500_u_branch): Count branches taken and not taken.
794 (slot_names): New static array.
795 (print_parallel): Now takes second argument 'verbose'. Print cycles per
796 VLIW insn and instructions per cycle. Also tabulate the number of insns
797 in each type of VLIW slot.
798 (frv_profile_info): Call print_parallel with new second argument.
799 * frv-sim.h (insn_in_slot): New array.
800 (COUNT_INSNS_IN_SLOT): New macro.
801 (INSNS_IN_SLOT): New macro.
802 * cache.c: Remove references to non_blocking_count. Remove references to
803 last_was_hit. Remove references to req_none.
804 (handle_req_store): Adjust statistics before requeuing the store
805 request.
806 (handle_req_WAR): Don't let the WAR request affect the cache statistics.
807 * cache.h: Remove references to non_blocking_count. Remove references to
808 last_was_hit. Remove references to req_none.
809 * model.c: Regenerate.
810
8112000-06-08 Dave Brolley <[email protected]>
812
813 * frv.c (request_complete): Copy load data from the correct return
814 buffer.
815
8162000-06-07 Dave Brolley <[email protected]>
817
818 * traps.c (frv_core_signal): Call frv_term before exiting.
819 (frv_itrap): Call frv_term before exiting.
820 (next_available_nesr): Make sure NECR is implemented before reading it.
821 (next_valid_nesr): Ditto.
822 (frvbf_check_non_excepting_load): Ditto.
823 (frvbf_clear_ne_flags): Ditto.
824 (frvbf_commit): Ditto.
825 (frvbf_check_recovering_store): Delay cache operation if 'model_insn'.
826 * sim-main.h (_sim_cpu): Add load_address, load_length, load_flag and
827 store_flag members.
828 (CPU_LOAD_ADDRESS): New macro.
829 (CPU_LOAD_LENGTH): New macro.
830 (CPU_LOAD_SIGNED): New macro.
831 (CPU_LOAD_LOCK): New macro.
832 * reset.c (frv_term): New function.
833 (frv_power_on_reset): Use SETMEMSI if the cache is not enabled.
834 (frv_hardware_reset): Use SETMEMSI if the cache is not enabled.
835 (frv_software_reset): Use SETMEMSI if the cache is not enabled.
836 * mloop.in (execute): Call FRV_COUNT_CYCLES to decide whether to model
837 the insn. Model the insn in two passes. One before and one after
838 execution.
839 (cache_reqno): new static variable.
840 (@cpu@_simulate_insn_prefetch): Model fetch latency by waiting for the
841 cache rather than assuming a fixed latency.
842 (xinit): Turn on PROFILE_MODEL_P before each vliw insn if the timer is
843 enabled so that modeling data is collected by cgen during execution.
844 (full-exec): Restore PROFILE_MODEL_P after each vliw insn.
845 * memory.c (data_non_cache_access): Removed.
846 (insn_non_cache_access): Removed.
847 (frvbf_read_mem_QI): Delay read operation if 'model_insn'.
848 (frvbf_read_mem_UQI): Delay read operation if 'model_insn'.
849 (frvbf_read_mem_HI): Delay read operation if 'model_insn'.
850 (frvbf_read_mem_UHI): Delay read operation if 'model_insn'.
851 (frvbf_read_mem_SI): Delay read operation if 'model_insn'.
852 (frvbf_read_mem_DI): Delay read operation if 'model_insn'.
853 (frvbf_read_mem_DF): Delay read operation if 'model_insn'.
854 (frvbf_read_imem_USI): Read the cache or ememory passively.
855 (frvbf_write_mem_QI): Don't check for non-cache access here.
856 (frvbf_write_mem_UQI): Call frvbf_write_mem_QI.
857 (frvbf_write_mem_HI): Don't check for non-cache access here.
858 (frvbf_write_mem_UHI): Call frvbf_write_mem_QI.
859 (frvbf_write_mem_SI): Don't check for non-cache access here.
860 (frvbf_write_mem_DI): Don't check for non-cache access here.
861 (frvbf_write_mem_DF): Don't check for non-cache access here.
862 (frvbf_mem_set_QI): Use cycle-accurate cache write if 'model_insn'.
863 (frvbf_mem_set_HI): Use cycle-accurate cache write if 'model_insn'.
864 (frvbf_mem_set_SI): Use cycle-accurate cache write if 'model_insn'.
865 (frvbf_mem_set_DI): Use cycle-accurate cache write if 'model_insn'.
866 (frvbf_mem_set_DF): Use cycle-accurate cache write if 'model_insn'.
867 (frvbf_mem_set_XI): Use cycle-accurate cache write if 'model_insn'.
868 * interrupts.c (check_reset): Read the cache and memory passively.
869 (frv_program_or_software_interrupt): Call frv_term before calling
870 sim_engine_halt.
871 * frv.c (all modeling functions): Break into two passes. One before
872 execuetion and one after. call load_wait_for_* for all GR and FR
873 registers.
874 (frvbf_load_quad_GR): Delay performing the load if 'model_insn'.
875 (frvbf_load_quad_FRint): Delay performing the load if 'model_insn'.
876 (frvbf_load_quad_CPR): Delay performing the load if 'model_insn'.
877 (frvbf_insn_cache_preload): Delay cache operation if 'model_insn'.
878 (frvbf_data_cache_preload): Delay cache operation if 'model_insn'.
879 (frvbf_insn_cache_unlock): Delay cache operation if 'model_insn'.
880 (frvbf_data_cache_unlock): Delay cache operation if 'model_insn'.
881 (frvbf_insn_cache_invalidate): Delay cache operation if 'model_insn'.
882 (frvbf_data_cache_invalidate): Delay cache operation if 'model_insn'.
883 (frvbf_data_cache_flush): Delay cache operation if 'model_insn'.
884 (model_insn): New global variable.
885 (fr_ptime): New array.
886 (cache_request): New enumeration.
887 (CACHE_QUEUE_ELEMENT): New struct type.
888 (CACHE_QUEUE_SIZE): New macro.
889 (cache_queue): New static struct.
890 (request_cache_load): New function.
891 (request_cache_flush): New function.
892 (request_cache_invalidate): New function.
893 (request_cache_preload): New function.
894 (request_cache_unlock): New function.
895 (submit_cache_request): New function.
896 (activate_cache_requests): New function.
897 (load_pending_for_register): New function.
898 (flush_pending_for_address): New function.
899 (remove_cache_queue_element): New function.
900 (copy_load_data): New function.
901 (request_complete): New function.
902 (run_caches): New function.
903 (frv_model_trace_wait_cycles): New function.
904 (wait_for_flush): New function.
905 (frvbf_model_insn_before): Insn prefect wait now modeled in
906 frvbf_simulate_insn_prefetch. Incremement vliw_insns here. Call
907 wait_for_flush.
908 (frvbf_model_insn_after): Call activate_cache_requests. Don't increment
909 vliw_insns here anymore.
910 (update_FR_latency_for_load): New function.
911 (update_FRdouble_latency_for_load): New function.
912 (update_FR_ptime): New function.
913 (update_FRdouble_ptime): New function.
914 (update_GR_latency_for_swap): New function.
915 (load_wait_for_GR): New function.
916 (load_wait_for_FR): New function.
917 (load_wait_for_GRdouble): New function.
918 (load_wait_for_FRdouble): New function.
919 (frvbf_model_fr500_u_ici): New function.
920 (frvbf_model_fr500_u_dci): New function.
921 (frvbf_model_fr500_u_dcf): New function.
922 (frvbf_model_fr500_u_icpl): New function.
923 (frvbf_model_fr500_u_dcpl): New function.
924 (frvbf_model_fr500_u_icul): New function.
925 (frvbf_model_fr500_u_dcul): New function.
926 * frv-sim.h (frv_term): New function.
927 (insn_non_cache_access): Removed.
928 (FRV_COUNT_CYCLES): New macro.
929 (frv_save_peofile_model_p): New global variable.
930 (model_insn): New enumerated global variable.
931 (frv_model_advance_cycles): New function.
932 (frv_model_trace_wait_cycles): New function.
933 * cache.h (FRV_CACHE_REQUEST_KIND): New enumeration.
934 (FRV_CACHE_WAR_REQUEST): New struct type.
935 (FRV_CACHE_STORE_REQUEST): New struct type.
936 (FRV_CACHE_INVALIDATE_REQUEST): New struct type.
937 (FRV_CACHE_PRELOAD_REQUEST): New struct type.
938 (FRV_CACHE_REQUEST): New struct type.
939 (FRV_CACHE_RETURN_BUFFER): New struct type.
940 (FRV_CACHE_FLUSH_STATUS): New struct type.
941 (FRV_CACHE_STATUS): New struct type.
942 (FRV_CACHE_STAGE): New struct type.
943 (FRV_CACHE_STAGES): New enumeration.
944 (FRV_CACHE_WAR): New struct type.
945 (FRV_CACHE_PIPELINE): New struct type.
946 (FRV_CACHE_ARS): New struct type.
947 (FRV_CACHE_STATISTICS): New struct type.
948 (FRV_CACHE): Add pipeline, statistics, BARS and NARS.
949 (CACHE_RETURN_DATA): 'return_buffer' is now within 'status'.
950 (CACHE_RETURN_DATA_ADDRESS): New macro.
951 (frv_cache_read): Now takes pipe index as second argument.
952 (frv_cache_enabled): New function.
953 (frv_cache_request_load): New function.
954 (frv_cache_request_store): New function.
955 (frv_cache_request_invalidate): New function.
956 (frv_cache_request_preload): New function.
957 (frv_cache_request_unlock): New function.
958 (frv_cache_run): New function.
959 (frv_cache_read_passive_SI): New function.
960 (frv_cache_data_in_buffer): New function.
961 (frv_cache_data_flushed): New function.
962 * cache.c (frv_cache_init): Initialize pipelines and xARS registers.
963 (frv_cache_enabled): New function.
964 (non_cache_access): New function.
965 (write_data_to_memory): Count write accesses for each mode. Write to
966 memory using sim_core_write_unaligned_1;
967 (read_data_from_memory): New function.
968 (fill_line_from_memory): Use read_data_from_memory.
969 (copy_line_to_return_buffer): New function.
970 (copy_memory_to_return_buffer): New function.
971 (set_return_buffer_reqno): New function.
972 (frv_cache_read): Now takes pipe index as second argument. Check for
973 non-cache access.
974 (frv_cache_preload): Check for non-cache access.
975 (frv_cache_unlock): Check for non-cache access.
976 (invalidate_return_buffer): New function.
977 (frv_cache_invalidate): Check for non-cache access.
978 (convert_slot_to_index): New function.
979 (FREE_CHAIN_SIZE): New macro.
980 (frv_cache_request_free_chain): New static variable.
981 (frv_store_request_free_chain): New static variable.
982 (allocate_new_cache_requests): New function.
983 (new_cache_request): New function.
984 (free_cache_request): New function.
985 (new_store_request): New function.
986 (pipeline_remove_request): New function.
987 (pipeline_add_request): New function.
988 (pipeline_requeue_request): New function.
989 (next_priority): New function.
990 (add_WAR_request): New function.
991 (pipeline_next_request): New function.
992 (pipeline_stage_request): New function.
993 (advance_pipelines): New function.
994 (frv_cache_request_load): New function.
995 (frv_cache_request_store): New function.
996 (frv_cache_request_invalidate): New function.
997 (frv_cache_request_preload): New function.
998 (frv_cache_request_unlock): New function.
999 (address_interference): New function.
1000 (wait_for_WAR): New function.
1001 (wait_in_WAR): New function.
1002 (handle_req_load): New function.
1003 (handle_req_preload): New function.
1004 (handle_req_store): New function.
1005 (handle_req_invalidate): New function.
1006 (handle_req_unlock): New function.
1007 (handle_req_WAR): New function.
1008 (arbitrate_requests): New function.
1009 (move_ARS_to_WAR): New function.
1010 (decrease_latencies): New function.
1011 (frv_cache_run): New function.
1012 (frv_cache_read_passive_SI): New function.
1013 (frv_cache_data_in_buffer): New function.
1014 (frv_cache_data_flushed): New function.
1015 * arch.h,decode.c,decode.h,model.c,sem.c: Rebuild.
1016
1017Wed May 24 14:40:34 2000 Andrew Cagney <[email protected]>
1018
1019 * configure: Regenerated to track ../common/aclocal.m4 changes.
1020
10212000-05-19 Dave Brolley <[email protected]>
1022
1023 * traps.c (frv_rett): Check for exceptions in the order specified in the
1024 architecture spec. Allow privileged_instruction interrrupt to be handled
1025 normally.
1026 * registers.c (frv_register_control_init): Handle bfd_mach_frvtomcat.
1027 * frv.c (frvbf_signed_integer_divide): Use updated dtt to decide whether
1028 to clear the NE flag.
1029 (frvbf_model_tomcat_u_exec): New function.
1030 * frv-sim.h (frvbf_division_exception): Now returns updated dtt.
1031 * Makefile.in (stamp-cpu): Add 'tomcat' to 'mach' value.
1032 * arch.c,arch.h,cpu.h,cpuall.h,model.h,decode.c,sem.c: Regenerate.
1033
10342000-05-18 Dave Brolley <[email protected]>
1035
1036 * sim-if.c (elf-bfd.h): #include it.
1037 (sim_open): Set machine amd architecture based on elf flags.
1038
10392000-04-04 Dave Brolley <[email protected]>
1040
1041 * frv-sim.h (frv_h_psr_esr_set_handler): Removed.
1042 Delete '#if 0' blocks.
1043 * frv.c: Delete '#if 0' blocks.
1044 (spr_psr_set_handler): Remove special handling for circular referencing of handlers for
1045 PSR.S and PSR.ESR.
1046 (frv_h_psr_esr_set_handler): Removed.
1047 * interrupts.c: Delete '#if 0' blocks.
1048 * memory.c: Delete '#if 0' blocks.
1049 * cpu.c,cpu.h: Regenerate.
1050
10512000-04-03 Dave Brolley <[email protected]>
1052
1053 * traps.c (frvbf_check_recovering_store): Invalidate data cache line
1054 containing the target address.
1055 (clear_nesr_neear): No longer takes hi_available and lo_available.
1056 Remove bogus check for available GR registers.
1057 (frvbf_clear_ne_flags): Update call to clear_nesr_neear.
1058 (frvbf_commit): Update call to clear_nesr_neear.
1059 * interrupts.c (next_available_esr): Removed.
1060 (next_available_edr): Removed.
1061 (next_available_fq): Removed.
1062 * frv.c (frvbf_fetch_register): Remove "FIXME" comment.
1063 (frvbf_store_register): Remove "FIXME" comment.
1064 * frv-sim.h (UART_INCHAR_ADDR): Removed.
1065 (UART_OUTCHAR_ADDR): Removed.
1066 (UART_STATUS_ADDR): Removed.
1067 (UART_INPUT_READY): Removed.
1068 (UART_OUTPUT_READY): Removed.
1069 (FRV_DEVICE_ADDR): Removed.
1070 (FRV_DEVICE_LEN): Removed.
1071 (SET_NESR): Call frvbf_force_update.
1072 (SET_NEEAR): Call frvbf_force_update.
1073 (SET_NE_FLAGS): Call frvbf_force_update.
1074
10752000-03-30 Dave Brolley <[email protected]>
1076
1077 * configure: Regenerated.
1078
10792000-03-30 Dave Brolley <[email protected]>
1080
1081 * registers.c (fr500_spr): Define ESR14-15 and EPCSR14-15 for fr500.
1082 * memory.c (frvbf_write_mem_*): Save slot containing the insn
1083 performing the write.
1084 (frvbf_mem_set_*): Overwrite the slot information of the interrupt
1085 queue element with the information in the interrupt state.
1086 * interrupts.c (frv_queue_interrupt): Call frv_set_interrupt_queue_slot.
1087 (frv_queue_fp_exception_interrupt): Initialize 'new_element'.
1088 (frv_set_interrupt_queue_slot): New function.
1089 (esr_for_data_access_exception): New function.
1090 (set_edr_register): edr_index is now passed in.
1091 (fq_for_exception): New function.
1092 (set_fp_exception_registers): Call fq_for_exception. Interrupt queue
1093 element now passed in.
1094 (set_exception_status_registers): Obtain slot from interrupt queue
1095 element. Call esr_for_data_access_exception. Use ESR14
1096 for data_store_error. Use ESR15 for data_access_error. Use EDR0.
1097 (frv_save_data_written_for_interrupts): Save slot containing the insn
1098 performing the write.
1099 * frv-sim.h (struct frv_fp_exception_info): Use frv_fsr_traps and
1100 frv_fsr_ftt.
1101 (struct frv_interrupt_state): Add 'slot' field.
1102 (frv_set_interrupt_queue_slot): New function.
1103 (frv_set_write_queue_slot): New function.
1104
11052000-03-24 Dave Brolley <[email protected]>
1106
1107 * mloop.in (_parallel_write_init): Initialize
1108 frv_interrupt_state.imprecise_interrupt.
1109 (_parallel_write_queued): After an imprecise interrupt, only perform
1110 forced writes and floating point writes (for certain exceptions).
1111 * interrupts.c (handle_interrupt): Set
1112 frv_interrupt_state.imprecise_interrupt for writeback after an imprecise
1113 interrupt.
1114 (frv_process_interrupts): No need to clear f_ne_flags.
1115 * frv.c (frvbf_signed_integer_divide): Queue writes to GR registers and
1116 force them to happen even if there is an overflow exception.
1117 (frvbf_force_update): New function.
1118 * frv-sim.h (frvbf_force_update): New function.
1119 (struct frv_interrupt_state): Add imprecise_interrupt.
1120 (FRV_WRITE_QUEUE_FORCE_WRITE): New macro.
1121 * sem.c: Regenerate.
1122
11232000-03-23 Dave Brolley <[email protected]>
1124
1125 * traps.c (frv_rett): Queue FRV_ILLEGAL_INSTRUCTION directly.
1126 * registers.c (frv_spr): MCIRL -> MCILR.
1127 * interrupts.c (frv_queue_non_implemented_instruction_interrupt):
1128 New function.
1129 (frv_detect_insn_access_interrupts):
1130 Call frv_queue_non_implemented_instruction_interrupt.
1131 (frv_process_interrupts): Clear accumulated NE flags.
1132 * frv.c (frvbf_media_cop): New function.
1133 (frvbf_set_ne_index): Now takes (SIM_CPU *) as first argument. Clear
1134 the NE flag of the given target register.
1135 (frvbf_model_fr500_u_float_arith): Account for FRdouble registers.
1136 (frvbf_model_fr500_u_float_dual_arith): Account for FRdouble registers.
1137 (frvbf_model_fr500_u_float_dual_sqrt): New function.
1138 (frvbf_model_fr500_u_float_convert): Account for FRdouble registers.
1139 (frvbf_model_fr500_u_float_dual_convert): New function.
1140 * frv-sim.h (frvbf_media_cop): New function.
1141 (GET_FQ): Use H_SPR_FQST0.
1142 (SET_FQ): Use H_SPR_FQST0.
1143 (SET_FQ_OPC): Use J_SPR_FQOP0.
1144 (GET_MSR_EMCI): New macro.
1145 (frv_queue_non_implemented_instruction_interrupt): New function.
1146 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1147
11482000-03-08 Dave Brolley <[email protected]>
1149
1150 * traps.c (frv_rett): Align new_pc.
1151 * memory.c (frvbf_read_mem_HI): Align address.
1152 (frvbf_read_mem_UHI): Align address.
1153 (frvbf_read_mem_SI): Align address.
1154 (frvbf_read_mem_DI): Align address.
1155 (frvbf_read_mem_DF): Align address.
1156 (frvbf_read_imem_USI): Align address.
1157 (frvbf_mem_set_HI): Align address.
1158 (frvbf_mem_set_SI): Align address.
1159 (frvbf_mem_set_DI): Align address.
1160 (frvbf_mem_set_DF): Align address.
1161 (frvbf_mem_set_XI): Align address.
1162 * registers.c (frv_spr): Initialize FSR0.NS to 1.
1163 (fr500_spr): Initialize FSR0.NS to 1.
1164 * interrupts.c (frv_queue_mem_address_not_aligned_interrupt): Check
1165 whether the exception is masked.
1166 * frv.c (frvbf_load_quad_GR): Align address.
1167 (frvbf_store_quad_GR): Align address.
1168 (frvbf_load_quad_FRint): Align address.
1169 (frvbf_store_quad_FRint): Align address.
1170 (frvbf_load_quad_CPR): Align address.
1171 (frvbf_store_quad_CPR): Align address.
1172 * frv-sim.h (GET_ISR_EMAM): New macro.
1173
11742000-03-08 Dave Brolley <[email protected]>
1175
1176 * traps.c (frvbf_division_exception): Check for masked overflow and
1177 set NE flags, if necessary.
1178 (frvbf_check_recovering_store): Queue writes to the hardware.
1179 (check_registers_available): Removed.
1180 (which_registers_available): Call frv_{fr,gr}_registers_available.
1181 (frvbf_clear_ne_flags): Call check_register_access.
1182 (frvbf_commit): Call check_register_access.
1183 * registers.h (frv_fr_registers_available): New function.
1184 (frv_gr_registers_available): New function.
1185 (frv_check_register_access): New function.
1186 (frv_check_gr_access): New function.
1187 (frv_check_fr_access): New function.
1188 * registers.c (frv_spr): Correct initial value of ISR.
1189 (fr500_spr): Correct initial value of ISR.
1190 (frv_fr_registers_available): New function.
1191 (frv_gr_registers_available): New function.
1192 (frv_check_register_access): New function.
1193 (frv_check_gr_access): New function.
1194 (frv_check_fr_access): New function.
1195 * interrupts.c (frv_queue_division_exception_interrupt): New function.
1196 (set_isr_exception_fields): New function.
1197 (set_exception_status_registers): Set ISR fields for division exception.
1198 (frv_save_data_written_for_interrupts): Handle CGEN_FN_SF_WRITE.
1199 * frv.c (frvbf_h_gr_get_handler): New function.
1200 (frvbf_h_gr_set_handler): New function.
1201 (frvbf_h_fr_get_handler): New function.
1202 (frvbf_h_fr_set_handler): New function.
1203 (frvbf_h_spr_get_handler): Remove special handling for ISR.
1204 (frvbf_h_spr_set_handler): Remove special handling for ISR.
1205 (spr_isr_get_handler): Removed.
1206 (spr_isr_set_handler): Removed.
1207 (frvbf_signed_integer_divide): New funciton.
1208 (frvbf_unsigned_integer_divide): New funciton.
1209 * frv-sim.h (frvbf_h_gr_get_handler): New function.
1210 (frvbf_h_gr_set_handler): New function.
1211 (frvbf_h_fr_get_handler): New function.
1212 (frvbf_h_fr_set_handler): New function.
1213 (frvbf_signed_integer_divide): New funciton.
1214 (frvbf_unsigned_integer_divide): New funciton.
1215 (frv_dtt): New enumeration.
1216 (struct frv_interrupt_queue_element): Add dtt member.
1217 (GET_ISR): New macro.
1218 (SET_ISR): New macro.
1219 (GET_ISR_EDEM): New macro.
1220 (SET_ISR_DTT): New macro.
1221 (SET_ISR_AEXC): New macro.
1222 (frvbf_division_exception): Add 2 'int' arguments.
1223 (frvbf_check_non_excepting_divide): Removed.
1224 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1225
12262000-02-29 Dave Brolley <[email protected]>
1227
1228 * traps.c (frv_itrap): Use GET_H_GR, SET_H_GR, GET_H_FR.
1229 (frv_rett): Use hardware access macros. Write PSR as a whole.
1230 (next_available_nesr): Check that NECR is valid.
1231 (next_valid_nesr): Check that NECR is valid.
1232 (frvbf_check_non_excepting_load): User new NECR access macros. Don't
1233 call hardware access functions. Use cover macros.
1234 (check_registers_available): New function.
1235 (clear_nesr_near): Check register availability.
1236 (clear_ne_flags): Check register availability.
1237 (frvbf_clear_ne_flags): Check register availability.
1238 (frvbf_commit): Check register availability.
1239 (which_registers_available): New function.
1240 * sim-main.h (registers.h): #include it.
1241 (register_control): New cpu field.
1242 (CPU_REGISTER_CONTROL): New macro.
1243 * reset.c (frv_initialize): Set HSR0 fields for cache here.
1244 (frv_power_on_reset): Initialize SPR registers and RSTR.
1245 (frv_hardware_reset): Initialize SPR registers and RSTR.
1246 (frv_software_reset): Reset SPR registers and RSTR.
1247 * options.c (frv_option_handler): Don't set HSR0 fields for cache here.
1248 Call frv_cache_init.
1249 * mloop.in (main loop): Check for insn access interrupts before
1250 executing the insn.
1251 * interrupts.c (frv_queue_external_interrupt): Use GET_H_PSR_ET.
1252 (frv_detect_insn_access_interrupts): Don't call hardware access
1253 functions directly. Use cover macros.
1254 (check_reset): Don't reset RSTR here.
1255 (next_available_esr): ESFR -> ESFR_FLAG.
1256 (next_available_edr): ESFR -> ESFR_FLAG.
1257 (clear_exception_status_registers): Use GET_ESFR and SET_ESFR.
1258 ESFR -> ESFR_FLAG.
1259 (frv_break_interrupt): Don't call hardware access functions directly.
1260 Use cover macros.
1261 (frv_program_or_software_interrupt): Ditto.
1262 (frv_external_interrupt): Ditto.
1263 * frv.c (frvbf_fetch_register): Don't call 'get' functions directly.
1264 (frvbf_store_register): Don't call 'set' functions directly.
1265 (frvbf_h_gr_double_get_handler): Use GET_H_GR.
1266 (frvbf_h_gr_double_set_handler): Use SET_H_GR.
1267 (frvbf_h_fr_double_get_handler): Use GET_H_FR.
1268 (frvbf_h_fr_double_set_handler): Use SET_H_FR.
1269 (frvbf_h_fr_int_get_handler): Use GET_H_FR.
1270 (frvbf_h_fr_int_set_handler): Use SET_H_FR.
1271 (frvbf_h_cpr_double_get_handler): Use GET_H_CPR.
1272 (frvbf_h_cpr_double_set_handler): Use SET_H_CPR.
1273 (frvbf_h_gr_quad_set_handler): Use SET_H_GR.
1274 (frvbf_h_fr_quad_set_handler): Use SET_H_FR.
1275 (frvbf_h_spr_get_handler): Check SPR access. Call renamed functions.
1276 Support shadow registers.
1277 (frvbf_h_spr_set_handler): Check SPR access. Call renamed functions.
1278 Support shadow registers.
1279 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1280 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1281 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1282 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1283 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1284 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1285 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1286 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1287 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1288 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1289 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1290 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1291 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1292 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1293 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1294 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1295 (frvbf_h_psr_esr_set_handler): Update to conform to FRV architecture
1296 version 1.3a.
1297 (spr_ccr_get_handler): Don't reference the hardware directly.
1298 (spr_ccr_set_handler): Don't reference the hardware directly.
1299 (spr_cccr_get_handler): Don't reference the hardware directly.
1300 (spr_cccr_set_handler): Don't reference the hardware directly.
1301 (spr_sr_get_handler): New function.
1302 (spr_sr_set_handler): New function.
1303 (frvbf_switch_supervisor_user_context): Temporarily switch to
1304 supervisor mode.
1305 (frvbf_store_quad_GR): Don't call handler directly.
1306 (frvbf_store_quad_FRint): Don't call handler directly.
1307 (frvbf_store_quad_CPR): Don't call handler directly.
1308 (frvbf_clear_all_accumulators): Removed.
1309 (frvbf_clear_accumulators): New function.
1310 (frvbf_model_fr500_u_media): Expand busy_adjustment to 8 members.
1311 Account for in_ACCGi and out_ACCGk.
1312 * frv-sim.h (RSTR_HARDWARE_RESET): New macro.
1313 (RSTR_SOFTWARE_RESET): New macro.
1314 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1315 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1316 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1317 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1318 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1319 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1320 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1321 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1322 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1323 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1324 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1325 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1326 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1327 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1328 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1329 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1330 (frvbf_clear_all_accumulators): Removed.
1331 (frvbf_clear_accumulators): New function.
1332 (GET_HSR0): Use GET_H_SPR.
1333 (SET_HSR0): Use SET_H_SPR.
1334 (CLEAR_HSR0_ICE): New macro.
1335 (CLEAR_HSR0_DCE): New macro.
1336 (GET_IHSR8): Use GET_H_SPR.
1337 (GET_PSR): New macro.
1338 (SET_PSR_ET): New macro.
1339 (GET_PSR_PS): New macro.
1340 (SET_PSR_S): New macro.
1341 (GET_ESFR): Changed to reference entire register.
1342 (SET_ESFR): Changed to reference entire register.
1343 (GET_ESFR_FLAG): New macro.
1344 (SET_ESFR_FLAG): New macro.
1345 (NECR_ELOS): Removed.
1346 (NECR_NEN): Removed.
1347 (NECR_VALID): Removed.
1348 (GET_NECR): New macro.
1349 (GET_NECR_ELOS): New macro.
1350 (GET_NECR_NEN): New macro.
1351 (GET_NECR_VALID): New macro.
1352 (NESR_RANGE): Removed.
1353 (GET_NESR): Use GET_H_SPR.
1354 (GET_NE_FLAGS): Use GET_H_SPR.
1355 * cache.h (CACHE_INITIALIZED): New macro.
1356 * Makefile.in (SIM_OBJS): Add registers.o.
1357 (SIM_EXTRA_DEPS): Add registers.h.
1358 (registers.o): New target.
1359 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1360
13612000-02-17 Dave Brolley <[email protected]>
1362
1363 * interrupts.c (frv_interrupt_table): Update priority order and handler
1364 offsets to conform to the architecture version 1.3a.
1365 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1366 to the architecture version 1.3a.
1367
13682000-02-17 Dave Brolley <[email protected]>
1369
1370 * interrupts.c (frv_interrupt_table): Update priority order and handler
1371 offsets to conform to the latest specifications.
1372 (frv_queue_interrupt): Correct comment. Identical interrupts can be
1373 queued. New variable 'iclass' used to test for external interrupts.
1374 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1375 to the latest specifications.
1376
13772000-01-20 Dave Brolley <[email protected]>
1378
1379 * sim-if.c (sim_open): Move frv-specific initialization to
1380 frv_initialize in reset.c.
1381 * interrupts.c (check_reset): Use RSTR_ADDRESS. Check and reset RSTR
1382 status bits for hardware vs software reset.
1383 * reset.c: New file.
1384 * frv-sim.h (frv_initialize): New function.
1385 (frv_power_on_reset): New function.
1386 (frv_hardware_reset): New function.
1387 (frv_software_reset): New function.
1388 (RSTR_ADDRESS): New macro.
1389 (RSTR_INITIAL_VALUE): New macro.
1390 (GET_RSTR_HR): New macro.
1391 (GET_RSTR_SR): New macro.
1392 (SET_RSTR_H): New macro.
1393 (SET_RSTR_S): New macro.
1394 (CLEAR_RSTR_P): New macro.
1395 (CLEAR_RSTR_H): New macro.
1396 (CLEAR_RSTR_S): New macro.
1397 (CLEAR_RSTR_HR): New macro.
1398 (CLEAR_RSTR_SR): New macro.
1399
14002000-01-03 Dave Brolley <[email protected]>
1401
1402 * mloop.in (execute): Only call modeling function if the pointer is not
1403 NULL.
1404 * frv.c (frvbf_model_insn_after): Only access FR500_MODEL_DATA for
1405 fr500.
1406
14072000-01-03 Dave Brolley <[email protected]>
1408
1409 * options.c (OPTION_FRV_MEMORY_LATENCY): New enumerator.
1410 (frv_options): Add --memory-latency.
1411 (frv_option_handler): Handle FRV_OPTION_MEMORY_LATENCY.
1412 * mloop.in (@cpu@_simulate_insn_prefetch): Use cache memory_latency.
1413 * frv.c (SET_ACC_USE_IS_MEDIA_P1): operate on d->curr_acc_p1
1414 (SET_ACC_USE_NOT_MEDIA_P1): operate on d->curr_acc_p1
1415 (SET_ACC_USE_IS_MEDIA_P2): operate on d->curr_acc_p1
1416 (SET_ACC_USE_NOT_MEDIA_P2): operate on d->curr_acc_p1
1417 (update_latencies): Only clear usage flags if the register has no
1418 target latency.
1419 (frvbf_model_insn_before): Update cur_acc_p1 and cur_acc_p2. Use | (or)
1420 not |= (or assgnment).
1421 (frvbf_model_insn_after): Print post processing wait for all insns.
1422 Update prev_acc_p1 and prev_acc_p2.
1423 (frvbf_model_fr500_u_gr_load_store): Use cache memory_latency.
1424 (frvbf_model_fr500_u_fr_load_store): Use cache memory_latency.
1425 (frvbf_model_fr500_u_swap): Use cache memory_latency.
1426 (frvbf_model_fr500_u_media): Use busy_adjustment[4] for out_ACC40Sk.
1427 (frvbf_model_fr500_u_media): Use busy_adjustment[5] for out_ACC40Uk.
1428 (frvbf_model_fr500_u_media_quad_arith): New function.
1429 (frvbf_model_fr500_u_media_dual_mul): New function.
1430 (frvbf_model_fr500_u_media_quad_mul): New function.
1431 (frvbf_model_fr500_u_media_quad_complex): New function.
1432 (frvbf_model_fr500_u_media_dual_expand): New function.
1433 (frvbf_model_fr500_u_media_dual_unpack): New function.
1434 (frvbf_model_fr500_u_media_dual_btoh): New function.
1435 (frvbf_model_fr500_u_media_dual_htob): New function.
1436 (frvbf_model_fr500_u_media_dual_btohe): New function.
1437 (frv_ref_SI): New function.
1438 * cache.h (FRV_CACHE): Add memory_latency field.
1439 * cache.c (frv_cache_init): Initialize memory_latency.
1440 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1441
14421999-12-17 Dave Brolley <[email protected]>
1443
1444 * sim-if.c (sim_open): Initialize insn prefetch and reset register.
1445 * options.c (OPTIONS_FRV_PROFILE_CACHE): New enumeration.
1446 (OPTIONS_FRV_PROFILE_PARALLEL): New enumeration.
1447 (OPTIONS_FRV_TIMER): New enumeration.
1448 (frv_options): Add --profile-cache, --profile-parallel, --timer.
1449 (frv_option_handler): Override common implementation of -p. Handle
1450 --profile-cache, --profile-parallel, --timer.
1451 * mloop.in (execute): Call profiling functions if the timer interrupt
1452 is enabled.
1453 (@cpu@_simulate_insn_prefetch): New function.
1454 (main loop): Call @cpu@_simulate_insn_prefetch.
1455 * interrupts.c (frv_queue_interrupt): Don't queue two external
1456 interrupts of the same priority.
1457 (frv_queue_external_interrupt): New function.
1458 (frv_external_interrupt): New function.
1459 (handle_interrupt): Handle external interrupts.
1460 (check_reset): New function.
1461 (frv_process_interrupts): Call check_reset.
1462 * frv.c: Include "bfd.h"
1463 (frvbf_h_psr_get_handler): Set the PIL field.
1464 (frvbf_h_psr_set_handler): Get the PIL field.
1465 (DUAL_REG): New macro.
1466 (DUAL_DOUBLE): New macro.
1467 (SET_USE_IS_FPOP): New macro.
1468 (SET_USE_NOT_FPOP): New macro.
1469 (USE_IS_FPOP): New macro.
1470 (SET_USE_IS_MEDIA): New macro.
1471 (SET_USE_NOT_MEDIA): New macro.
1472 (USE_IS_MEDIA_P1): New macro.
1473 (SET_USE_IS_MEDIA_P1): New macro.
1474 (SET_USE_NOT_MEDIA_P1): New macro.
1475 (SET_USE_IS_MEDIA_P2): New macro.
1476 (SET_USE_NOT_MEDIA_P2): New macro.
1477 (USE_IS_MEDIA_P2): New macro.
1478 (SET_ACC_USE_IS_MEDIA_P1): New macro.
1479 (SET_ACC_USE_NOT_MEDIA_P1): New macro.
1480 (ACC_USE_IS_MEDIA_P1): New macro.
1481 (SET_ACC_USE_IS_MEDIA_P2): New macro.
1482 (SET_ACC_USE_NOT_MEDIA_P2): New macro.
1483 (ACC_USE_IS_MEDIA_P2): New macro.
1484 (RESOURCE_IDIV): New macro.
1485 (RESOURCE_FDIV): New macro.
1486 (RESOURCE_SQRT): New macro.
1487 (fr_busy_adjust): New array.
1488 (acc_busy_adjust): New array.
1489 (apply_latency_adjustments): New function.
1490 (update_latencies): New function.
1491 (handle_wait_cycles): New function.
1492 (handle_resource_wait): New function.
1493 (update_target_latencies): New function.
1494 (frvbf_model_insn_before): Add resource latency to cycle counts.
1495 (frvbf_model_insn_after): Add resource latency to cycle counts.
1496 (update_GR_latency): New function.
1497 (update_GRdouble_latency): New function.
1498 (update_FR_latency): New function.
1499 (update_FRdouble_latency): New function.
1500 (decrease_ACC_busy): New function.
1501 (decrease_FR_busy): New function.
1502 (increase_FR_busy): New function.
1503 (update_ACC_latency): New function.
1504 (update_CCR_latency): New function.
1505 (update_idiv_resource_latency): New function.
1506 (update_fdiv_resource_latency): New function.
1507 (update_fsqrt_resource_latency): New function.
1508 (vliw_wait_for_GR): New function.
1509 (vliw_wait_for_GRdouble): New function.
1510 (vliw_wait_for_FR): New function.
1511 (vliw_wait_for_FRdouble): New function.
1512 (vliw_wait_for_CCR): New function.
1513 (vliw_wait_for_ACC): New function.
1514 (vliw_wait_for_idiv_resource): New function.
1515 (vliw_wait_for_fdiv_resource): New function.
1516 (vliw_wait_for_fsqrt_resource): New function.
1517 (enforce_full_fr_latency): New function.
1518 (frvbf_model_fr500_u_exec): New function.
1519 (frvbf_model_fr500_u_integer): New function.
1520 (frvbf_model_fr500_u_imul): New function.
1521 (frvbf_model_fr500_u_idiv): New function.
1522 (frvbf_model_fr500_u_branch): New function.
1523 (frvbf_model_fr500_u_set_hilo): New function.
1524 (frvbf_model_fr500_u_gr_load_store): New function.
1525 (frvbf_model_fr500_u_fr_load_store): New function.
1526 (frvbf_model_fr500_u_swap): New function.
1527 (frvbf_model_fr500_u_fr2fr): New function.
1528 (frvbf_model_fr500_u_fr2gr): New function.
1529 (frvbf_model_fr500_u_spr2gr): New function.
1530 (frvbf_model_fr500_u_gr2fr): New function.
1531 (frvbf_model_fr500_u_gr2spr): New function.
1532 (post_wait_for_FR): New function.
1533 (post_wait_for_FRdouble): New function.
1534 (post_wait_for_ACC): New function.
1535 (post_wait_for_CCR): New function.
1536 (post_wait_for_fdiv): New function.
1537 (post_wait_for_fsqrt): New function.
1538 (adjust_float_register_busy): New function.
1539 (adjust_double_register_busy): New function.
1540 (restore_float_register_busy): New function.
1541 (restore_double_register_busy): New function.
1542 (frvbf_model_fr500_u_float_arith): New function.
1543 (frvbf_model_fr500_u_float_dual_arith): New function.
1544 (frvbf_model_fr500_u_float_div): New function.
1545 (frvbf_model_fr500_u_float_sqrt): New function.
1546 (frvbf_model_fr500_u_float_compare): New function.
1547 (frvbf_model_fr500_u_float_dual_compare): New function.
1548 (frvbf_model_fr500_u_float_convert): New function.
1549 (frvbf_model_fr500_u_media): New function.
1550 (frvbf_model_fr500_u_barrier): New function.
1551 (frvbf_model_fr500_u_membar): New function.
1552 * frv-sim.h (LEUINT): New macro.
1553 (GET_HSR0_SA): New macro.
1554 (struct frv_interrupt_timer): New struct.
1555 (struct frv_interrupt_state): Add timer fiield.
1556 (frv_queue_external_interrupt): New function.
1557 (frv_external_interrupt): New function.
1558 (frv_profile_info): New function.
1559 (PROFILE_CACHE_IDX): New enumerator.
1560 (PROFILE_PARALLEL_IDX): New enumerator.
1561 (PROFILE_cache): New macro.
1562 (PROFILE_parallel): New macro.
1563 (WITH_PROFILE_CACHE_P): New macro.
1564 (WITH_PROFILE_PARALLEL_P): New macro.
1565 * cache.h (FRV_CACHE): Add last_was_hit field.
1566 * cache.c (get_tag): Use new last_was_hit field.
1567 (frv_cache_read): Ditto.
1568 (frv_cache_write): Ditto.
1569 * arch.h,cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1570
15711999-12-13 Dave Brolley <[email protected]>
1572
1573 * frv.c (frvbf_h_spr_set_handler): Handle accumulator guards.
1574 (frvbf_clear_all_accumulators): Pass frvbf_h_acc40S_set to
1575 sim_queue_fn_di_write.
1576 (frvbf_media_cut_ss): New function.
1577 * frv-sim.h (frvbf_media_cut_ss): New function.
1578 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1579
15801999-12-13 Dave Brolley <[email protected]>
1581
1582 * pipeline.c (check_insn_major_constraints): F-4, F-8 and M-8 have
1583 no constraints.
1584 * interrupts.c (frv_queue_illegal_instruction_interrupt): Use
1585 FRV_IS_FLOAT_INSN and FRV_IS_MEDIA_INSN.
1586 (frv_detect_insn_access_interrupts): Use FRV_IS_FLOAT_INSN and
1587 FRV_IS_MEDIA_INSN.
1588 * frv.c (frvbf_model_simple_u_exec): New function.
1589 * frv-sim.h (FRV_IS_FLOAT_INSN): Range includes F-8.
1590 (FRV_IS_MEDIA_INSN): Range includes M-8.
1591
1592 * Makefile.in (stamp-cpu): add 'simple' to the list of machines.
1593 * arch.c,arch.h,cpu.h,cpuall.h,decode.c,decode.h,model.c,sem.c:
1594 Regenerate.
1595
15961999-12-10 Dave Brolley <[email protected]>
1597
1598 * traps.c (check_registers_available): New function.
1599 (clear_ne_flags): Generate register_exception if register(s) not
1600 available.
1601 (frvbf_commit): Generate register_exception if register(s) not
1602 available.
1603 * interrupts.c (frv_program_or_software_interrupt): No need to copy
1604 GR4-GR7 to SR0-SR4.
1605 * frv.c (frvbf_h_psr_set_handler): Special handling for PSR.S and
1606 PSR.ESR.
1607 (frvbf_h_psr_s_set_handler): New function.
1608 (frvbf_h_psr_esr_set_handler): New function.
1609 (frvbf_switch_supervisor_user_context): New function.
1610 (frvbf_scan_result): Reflect latest ISA.
1611 * frv-sim.h (frvbf_h_psr_s_set_handler): New function.
1612 (frvbf_h_psr_esr_set_handler): New function.
1613 (frvbf_switch_supervisor_user_context): New function.
1614 (GET_HSR0_FRN): New Macro.
1615 (GET_HSR0_GRN): New Macro.
1616 (GET_HSR0_FRHE): New Macro.
1617 (GET_HSR0_FRLE): New Macro.
1618 (GET_HSR0_GRHE): New Macro.
1619 (GET_HSR0_GRLE): New Macro.
1620 (frv_ec): New value for FRV_EC_COMMIT_EXCEPTION.
1621 (GET_ESFR): New bit ordering.
1622 (SET_ESFR): New bit ordering.
1623 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1624
16251999-12-10 Michael Meissner <[email protected]>
1626
1627 * Makefile.in (sim-if.o): Add eng.h dependency.
1628
16291999-12-09 Dave Brolley <[email protected]>
1630
1631 * mloop.in (execute): Pass sc->first_insn_p to @cpu@_model_insn_before.
1632 Pass sc->last_insn_p to @cpu@_model_insn_before.
1633 (main loop): Compute sc->first_insn_p.
1634 * frv.c (frvbf_model_insn_before): Set state variables.
1635 (frvbf_model_insn_after): Count basic cycles. Set state variables.
1636 (frvbf_model_fr500_u_integer): Remove.
1637 * arch.h,cpu.h,decode.h,model.c: Regenerate.
1638
16391999-12-07 Dave Brolley <[email protected]>
1640
1641 * sim-main.h (cache.h): Include it.
1642 (insn_cache): New member.
1643 (data_cache): New member.
1644 (CPU_INSN_CACHE): New macro.
1645 (CPU_DATA_CACHE): New macro.
1646 * sim-if.c (WANT_CPU): New macro.
1647 (WANT_CPU_FRVBF): New macro.
1648 (sim_open): Call sim_add_option_table. Call frv_cache_init for the
1649 data and insn caches for each cpu.
1650 (sim_close): Call frv_cache_term for the insn and data caches of each
1651 cpu.
1652 * mloop.in (extract): Read insn from the cache.
1653 (main loop): Access the insn cache in order to maintain stats.
1654 * memory.c (data_non_cache_access): New function.
1655 (insn_non_cache_access): New function.
1656 (frvbf_read_mem_QI): Attempt to read from the cache first.
1657 (frvbf_read_mem_UQI): Ditto.
1658 (frvbf_read_mem_HI): Ditto.
1659 (frvbf_read_mem_UHI): Ditto.
1660 (frvbf_read_mem_SI): Ditto.
1661 (frvbf_read_mem_DI): Ditto.
1662 (frvbf_read_mem_DF): Ditto.
1663 (frvbf_read_imem_USI): New function.
1664 (frvbf_write_mem_QI): Write through the cache is it is enabled.
1665 (frvbf_write_mem_UQI): Ditto.
1666 (frvbf_write_mem_HI): Ditto.
1667 (frvbf_write_mem_UHI): Ditto.
1668 (frvbf_write_mem_SI): Ditto.
1669 (frvbf_write_mem_DI): Ditto.
1670 (frvbf_write_mem_DF): Ditto.
1671 (frvbf_mem_set_QI): New function.
1672 (frvbf_mem_set_HI): New function.
1673 (frvbf_mem_set_SI): New function.
1674 (frvbf_mem_set_DI): New function.
1675 (frvbf_mem_set_DF): New function.
1676 (frvbf_mem_set_XI): New function.
1677 * interrupts.c (frv_save_data_written_for_interrupts): Handle
1678 CGEN_FN_MEM_QI_WRITE,
1679 CGEN_FN_MEM_HI_WRITE, CGEN_FN_MEM_SI_WRITE, CGEN_FN_MEM_DI_WRITE,
1680 CGEN_FN_MEM_DF_WRITE, CGEN_FN_MEM_XI_WRITE.
1681 * frv.c (frvbf_load_quad_GR): Call frvbf_read_mem_SI.
1682 Call sim_queue_fn_mem_xi_write.
1683 (frvbf_load_quad_FRint): Call frvbf_read_mem_SI.
1684 Call sim_queue_fn_mem_xi_write.
1685 (frvbf_load_quad_CPR): Call frvbf_read_mem_SI.
1686 Call sim_queue_fn_mem_xi_write.
1687 (frvbf_insn_cache_preload): New function.
1688 (frvbf_data_cache_preload): New function.
1689 (frvbf_insn_cache_unlock): New function.
1690 (frvbf_data_cache_unlock): New function.
1691 (frvbf_insn_cache_invalidate): New function.
1692 (frvbf_data_cache_invalidate): New function.
1693 (frvbf_data_cache_flush): New function.
1694 * frv-sim.h (sim-options.h): Include it.
1695 (GET_HSR0): New macro.
1696 (SET_HSR0): New macro.
1697 (GET_HSR0_ICE): New macro.
1698 (SET_HSR0_ICE): New macro.
1699 (GET_HSR0_DCE): New macro.
1700 (SET_HSR0_DCE): New macro.
1701 (GET_HSR0_CBM): New macro.
1702 (GET_HSR0_RME): New macro.
1703 (GET_IHSR8): New macro.
1704 (GET_IHSR8_NBC): New macro.
1705 (frvbf_insn_cache_preload): New function.
1706 (frvbf_data_cache_preload): New function.
1707 (frvbf_insn_cache_unlock): New function.
1708 (frvbf_data_cache_unlock): New function.
1709 (frvbf_insn_cache_invalidate): New function.
1710 (frvbf_data_cache_invalidate): New function.
1711 (frvbf_data_cache_flush): New function.
1712 (insn_non_cache_access): New function.
1713 (frvbf_read_imem_USI): New function.
1714 (frvbf_mem_set_QI): New function.
1715 (frvbf_mem_set_HI): New function.
1716 (frvbf_mem_set_SI): New function.
1717 (frvbf_mem_set_DI): New function.
1718 (frvbf_mem_set_DF): New function.
1719 (frvbf_mem_set_XI): New function.
1720 (frv_options): FRV specific command line options.
1721 * Makefile.in (SIM_OBJS): Add options.o and cache.o.
1722 (SIM_EXTRA_DEPS): Add $(sim-options_h).
1723 (cache.o): New target.
1724 (options.o): New target.
1725 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1726 * cache.h: New file.
1727 * cache.c: New file.
1728 * options.c: New file.
1729
17301999-11-29 Dave Brolley <[email protected]>
1731
1732 * traps.c (frvbf_check_non_excepting_load): Use new NE_FLAG macros.
1733 (frvbf_check_non_excepting_divide): Ditto.
1734 (clear_ne_flags): Ditto
1735 (frvbf_commit): Ditto.
1736 * pipeline.c (frv_pipeline_add_insn): Clear the NE index for all insns.
1737 * mloop.in (_parallel_write_init): Clear NE flags here.
1738 * interrupts.c (frv_queue_fp_exception_interrupt): Set NE flags here
1739 for non excepting insns. Also check for masked interrupts here.
1740 (frv_process_interrupts): Write NE flags here.
1741 (set_fp_exception_registers): No longer check for masked interrupts
1742 here.
1743 (check_for_compound_interrupt): No need to worry about masked
1744 interrupts.
1745 * frv-sim.h (frv_interrupt_state): Add f_ne_flags member.
1746 (GET_NE_FLAGS): New macro.
1747 (SET_NE_FLAGS): New macro.
1748 (GET_NE_FLAG): Operate on accumulated argument.
1749 (SET_NE_FLAG): Operate on accumulated argument.
1750 (CLEAR_NE_FLAG): Operate on accumulated argument.
1751 * Makefile.in (FRVBF_INCLUDE_DEPS): Add $(SIM_EXTRA_DEPS)
1752 (frv.o): Correct dependencies.
1753 (traps.o): Ditto.
1754 (pipeline.o): Ditto.
1755 (interrupts.o): Ditto.
1756 (memory.o): Ditto.
1757 * sem.c: Regenerate.
1758
17591999-11-26 Dave Brolley <[email protected]>
1760
1761 * traps.c (frvbf_fpu_error): Only call frv_queue_fp_exception if
1762 there is an exception indicated in the mask.
1763 * pipeline.c (frv_pipeline_add_insn): Clear ne_index in the interrupt
1764 state when adding a floating point insn to the pipeline.
1765 * interrupts.c (set_fp_exception_registers): Set NE flag for
1766 non-excepting insns.
1767 * frv-sim.h (frvbf_h_fr_double_get_handler): Mode of data is DF.
1768 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1769 (frvbf_h_fr_int_get_handler): New function.
1770 (frvbf_h_fr_int_set_handler): New function.
1771 (frvbf_set_ne_index): New function.
1772 (NE_NOFLAG): New macro.
1773 (frv_interrupt_state): Add ne_index member.
1774 * frv.c (frvbf_h_fr_double_get_handler): Mode of data is DF.
1775 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1776 (frvbf_h_fr_int_get_handler): New function.
1777 (frvbf_h_fr_int_set_handler): New function.
1778 (frvbf_set_ne_index): New function.
1779 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1780
17811999-11-24 Dave Brolley <[email protected]>
1782
1783 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1784
17851999-11-23 Dave Brolley <[email protected]>
1786
1787 * frv-sim.h (frvbf_media_cut): New function.
1788 * frv.c (frvbf_media_cut): New function.
1789 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1790
17911999-11-22 Dave Brolley <[email protected]>
1792
1793 * frv-sim.h (frvbf_clear_all_accumulators): New function.
1794 * frv.c.h (frvbf_clear_all_accumulators): New function.
1795 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1796
17971999-11-18 Dave Brolley <[email protected]>
1798
1799 * pipeline.c (frv_pipeline_add_insn): Only clear MSR0 and FSR0 fields
1800 if this is the first insn of its class in the pipeline.
1801 * frv-sim.h (frvbf_media_register_not_aligned): New function.
1802 * traps.c (frvbf_media_register_not_aligned): New function.
1803 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1804
18051999-11-17 Dave Brolley <[email protected]>
1806
1807 * pipeline.c (frv_pipeline_add_insn): Clear MSRx.SIE fields.
1808 * frv-sim.h (OR_MSR_SIE): New macro.
1809 (CLEAR_MSR_SIE): New macro.
1810 (frvbf_media_overflow): Now takes sie argument.
1811 (frv_set_mp_exception_registers): Now takes sie argument.
1812 * interrupts.c (frv_set_mp_exception_registers): Now takes sie argument.
1813 Set MSRx.SIE field.
1814 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1815
18161999-11-15 Dave Brolley <[email protected]>
1817
1818 * traps.c (frv_mtrap): New function.
1819 (frvbf_media_cr_not_aligned): New function.
1820 (frvbf_media_acc_not_aligned): New function.
1821 (frvbf_media_overflow): New function.
1822 * pipeline.c (frv_pipeline_add_insn): Clear MSR fields.
1823 * interrupts.c: Call frv_set_mp_exception_registers.
1824 (frv_set_mp_exception_registers): New function.
1825 * frv-sim.h (frv_msr_mtt): New enumeration.
1826 (GET_MSR): New macro.
1827 (SET_MSR): New macro.
1828 (GET_MSR_AOVF): New macro.
1829 (SET_MSR_AOVF): New macro.
1830 (GET_MSR_OVF): New macro.
1831 (SET_MSR_OVF): New macro.
1832 (CLEAR_MSR_OVF): New macro.
1833 (GET_MSR_MTT): New macro.
1834 (SET_MSR_MTT): New macro.
1835 (frv_set_mp_exception_registers): New function.
1836 (frv_mtrap): New function.
1837 (FRV_IS_MEDIA_INSN): New macro.
1838 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1839
18401999-11-10 Dave Brolley <[email protected]>
1841
1842 * sim-main.h (_sim_cpu): Add debug_state member.
1843 * mloop.in (_parallel_write_queued): Clear data_written.length.
1844 * interrupts.c (frv_interrupt_table): Offset of BREAK_EXCEPTION
1845 handler is 0xff.
1846 (frv_queue_break_interrupt): New function.
1847 (frv_break_interrupt): New function.
1848 (handle_interrupt): Handle break_interrupt.
1849 (frv_non_operating_interrupt): Now takes interrupt_kind.
1850 * frv-sim.h (frv_queue_break_interrupt): New function.
1851 (frv_break_interrupt): New function.
1852 (frv_break): New function.
1853 (frv_non_operating_interrupt): Now takes interrupt_kind.
1854 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1855
18561999-11-09 Dave Brolley <[email protected]>
1857
1858 * pipeline.c (frv_pipeline_add_insn): Clear FSR0.FTT when adding
1859 a floating point insn.
1860 * traps.c (frvbf_fpu_error): Map fpu status to frv interrupts.
1861 * interrupts.c (frv_queue_illegal_instruction_interrupt): Call
1862 frv_queue_fp_exception_interrupt.
1863 (frv_queue_fp_exception_interrupt): New function.
1864 (next_available_fq): New function.
1865 (set_fp_exception_registers): New function.
1866 (set_exception_status_registers): Now returns 1 if interrupt not masked.
1867 (check_for_compound_interrupt): Now returns NULL if interrupt masked.
1868 (frv_program_interrupt): Don't process interrupt if it is masked.
1869 * frv.c (frvbf_h_fr_double_get_handler): Call
1870 frv_queue_fp_exception_interrupt.
1871 (frvbf_h_fr_double_set_handler): Call frv_queue_fp_exception_interrupt.
1872 (frvbf_h_fr_quad_set_handler): Call frv_queue_fp_exception_interrupt.
1873 (frvbf_store_quad_FRint): Call frv_queue_fp_exception_interrupt.
1874 * frv-sim.h: Get/set hardware directly in GET/SET macros.
1875 (frv_fp_exception_info): New struct type.
1876 (frv_interrupt_queue_element): Add fp_info member.
1877 (frv_fsr_traps): New enumeration.
1878 (frv_fsr_ftt): New enumeration.
1879 (frv_sie): New enumeration.
1880 (frv_miv): New enumeration.
1881 (GET_FSR): New macro.
1882 (SET_FSR): New macro.
1883 (GET_FSR_TEM): New macro.
1884 (SET_FSR_QNE): New macro.
1885 (SET_FSR_FTT): New macro.
1886 (GET_FSR_AEXC): New macro.
1887 (SET_FSR_AEXC): New macro.
1888 (GET_FQ): New macro.
1889 (SET_FQ): New macro.
1890 (SET_FQ_OPC): New macro.
1891 (SET_FQ_MIV): New macro.
1892 (SET_FQ_SIE): New macro.
1893 (SET_FQ_FTT): New macro.
1894 (SET_FQ_CEXC): New macro.
1895 (GET_FQ_VALID): New macro.
1896 (SET_FQ_VALID): New macro.
1897 (frv_queue_fp_exception_interrupt): New function.
1898 (FRV_IS_FLOAT_INSN): New macro.
1899
19001999-11-04 Dave Brolley <[email protected]>
1901
1902 * traps.c (frvbf_fpu_error): No floating point errors need to be
1903 detected.
1904 * interrupts.c (clear_exception_status_registers): Clear 'valid' fields
1905 of the ESR registers too.
1906 (set_exception_status_registers): Don't set EAR for any precise
1907 interrupts. Register index should be 1 for insns in PIPE_I1. Clear
1908 ESR.EAV and ESR.EDV if not setting them. Set ESR.VALID.
1909 (non_operating_interrupt): No need for return code.
1910 (frv_program_or_software_interrupt): Process interrupt regardless
1911 of operating mode. If PSR.ET was not set at the start of processing,
1912 then stop the simulation with a message.
1913 (frv_save_data_written_for_interrupts): Handle CGEN_FN_XI_WRITE and
1914 CGEN_MEM_XI_WRITE.
1915 * frv.c (frvbf_h_gr_quad_set_handler): New function.
1916 (frvbf_h_fr_quad_set_handler): New function.
1917 (frvbf_h_cpr_quad_set_handler): New function.
1918 (frvbf_load_quad_GR): Renamed from frvbf_load_multiple_GR. Use new
1919 sim_queue_fn_xi_write.
1920 (frvbf_load_quad_FRint): Renamed from frvbf_load_multiple_GR. Use new
1921 sim_queue_fn_xi_write.
1922 (frvbf_load_quad_CPR): Renamed from frvbf_load_multiple_GR. Use new
1923 sim_queue_fn_xi_write.
1924 (frvbf_store_quad_GR): Renamed from frvbf_store_multiple_GR. Use new
1925 sim_queue_mem_xi_write.
1926 (frvbf_store_quad_FRint): Renamed from frvbf_store_multiple_GR. Use new
1927 sim_queue_mem_xi_write.
1928 (frvbf_store_quad_CPR): Renamed from frvbf_store_multiple_GR. Use new
1929 sim_queue_mem_xi_write.
1930 * frv-sim.h (frvbf_h_gr_quad_set_handler): New function.
1931 (frvbf_h_fr_quad_set_handler): New function.
1932 (frvbf_h_cpr_quad_set_handler): New function.
1933 (SET_ESR_VALID): New macro.
1934 (CLEAR_ESR_VALID): New macro.
1935 (CLEAR_ESR_EAV): New macro.
1936 (CLEAR_ESR_EDV): New macro.
1937 * sem.c: Regenerate.
1938
19391999-11-02 Dave Brolley <[email protected]>
1940
1941 * traps.c (frv_core_signal): Call
1942 frv_queue_mem_address_not_aligned_interrupt.
1943 * mloop.in (_parallel_write_queued): Call
1944 frv_save_data_written_for_interrupts.
1945 * frv.c (frvbf_h_gr_double_get_handler): Call
1946 frv_queue_register_exception_interrupt.
1947 (frvbf_h_cpr_double_get_handler): Call
1948 frv_queue_register_exception_interrupt.
1949 (frvbf_h_cpr_double_set_handler): Call
1950 frv_queue_register_exception_interrupt.
1951 (frvbf_load_multiple_GR): Call
1952 frv_queue_register_exception_interrupt.
1953 (frvbf_store_multiple_GR): Call
1954 frv_queue_register_exception_interrupt.
1955 (frvbf_load_multiple_CPR): Call
1956 frv_queue_register_exception_interrupt.
1957 (frvbf_store_multiple_CPR): Call
1958 frv_queue_register_exception_interrupt.
1959 (frvbf_h_tbr_get_handler): Fix TBR.TBA mask.
1960 * interrupts.c (frv_queue_software_interrupt): Now returns interrupt
1961 queue element.
1962 (frv_queue_program_interrupt): Now returns interrupt queue element.
1963 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
1964 element.
1965 (frv_queue_interrupt): Now returns interrupt queue element.
1966 (frv_queue_register_exception_interrupt): New function.
1967 (frv_queue_mem_address_not_aligned_interrupt): New function.
1968 (frv_save_data_written_for_interrupts): New function.
1969 (next_available_edr): EDR registers available in blocks of 4.
1970 (clear_exception_status_registers): New function.
1971 (set_exception_status_registers): Pass esr to SET_ESR* macros.
1972
1973 * frv-sim.h (struct frv_data_written): New struct type.
1974 (frv_interrupt_queue_element): Add data_written member.
1975 (frv_queue_software_interrupt): Now returns interrupt queue element.
1976 (frv_queue_program_interrupt): Now returns interrupt queue element.
1977 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
1978 element.
1979 (frv_queue_interrupt): Now returns interrupt queue element.
1980 (frv_queue_register_exception_interrupt): New function.
1981 (frv_queue_mem_address_not_aligned_interrupt): New function.
1982 (frv_save_data_written_for_interrupts): New function.
1983
19841999-10-27 Dave Brolley <[email protected]>
1985
1986 * interrupts.c (ITABLE_ENTRY): New macro.
1987 (frv_interrupt_table): Add exception codes.
1988 (next_available_esr): New function.
1989 (next_available_edr): New function.
1990 (set_edr_register): New function.
1991 (set_exception_status_registers): New function.
1992 (check_for_compound_interrupt): Record information on all interrupts
1993 found.
1994 (frv_program_interrupt): Always call check_for_compound_interrupt.
1995 * frv.c (frvbf_h_pc_set_handler): Removed.
1996 (frvbf_h_spr_get_handler): Handle LR register.
1997 (frvbf_h_spr_set_handler): Handle LR register.
1998 (frvbf_h_lr_get_handler): New function.
1999 (frvbf_h_lr_set_handler): New function.
2000 * frv-sim.h (frvbf_h_lr_get_handler): New function.
2001 (frvbf_h_lr_set_handler): New function.
2002 (frv_ec): New enumeration.
2003 (frv_interrupt): Add frv_ec field.
2004 (frv_rec): New enumeration.
2005 (frv_daec): New enumeration.
2006 (frv_interrupt_queue_element): Add eaddress, rec, iaec, daec fields.
2007 (SET_ESR_EC): New macro.
2008 (SET_ESR_REC): New macro.
2009 (SET_ESR_IAEC): New macro.
2010 (SET_ESR_DAEC): New macro.
2011 (SET_ESR_EAV): New macro.
2012 (GET_ESR_EDV): New macro.
2013 (SET_ESR_EDV): New macro.
2014 (GET_ESR_EDN): New macro.
2015 (SET_ESR_EDN): New macro.
2016 (GET_ESR): New macro.
2017 (SET_ESR): New macro.
2018 (SET_EPCR): New macro.
2019 (SET_EAR): New macro.
2020 (SET_EDR): New macro.
2021 (GET_ESFR): New macro.
2022 (SET_ESFR): New macro.
2023 * cpu.c,cpu.h,sem.c: Rebuild.
2024
20251999-10-26 Dave Brolley <[email protected]>
2026
2027 * traps.c (frvbf_check_non_excepting_load): Only set NESR, NECR, NEEAR
2028 if mach is frv.
2029 (clear_nesr_neear): Only execute if mach is frv.
2030
20311999-10-22 Dave Brolley <[email protected]>
2032
2033 * sim-main.h (sim_cpu): Add pipeline.
2034 (CPU_PIPELINE): New macro.
2035 * mloop.in (_parallel_write_queued): Maintain pc in cpu during writes.
2036 (main loop): Maintain pc in cpu.
2037 * frv-sim.h (frv_queue_software_interrupt): New interface.
2038 (frv_queue_program_interrupt): New interface.
2039 (frv_queue_illegal_instruction_interrupt: New interface.
2040 (frv_queue_interrupt): New interface.
2041 (frv_detect_insn_access_interrupts): New interface.
2042 (frv_process_interrupts): New interface.
2043 (frv_program_interrupt): New interface.
2044 (frv_software_interrupt): New interface.
2045 (frv_program_or_software_interrupt): New interface.
2046 (FRV_PIPELINE): Moved from pipline.c.
2047 (frv_pipeline_reset): New interface.
2048 (frv_pipeline_add_insn): New interface.
2049 * interrupts.c (frv_queue_software_interrupt): New interface.
2050 (frv_queue_program_interrupt): New interface.
2051 (frv_queue_illegal_instruction_interrupt: New interface.
2052 (frv_queue_interrupt): New interface.
2053 (frv_detect_insn_access_interrupts): New interface.
2054 (frv_process_interrupts): New interface.
2055 (frv_program_interrupt): New interface.
2056 (frv_software_interrupt): New interface.
2057 (frv_program_or_software_interrupt): New interface.
2058 * frv.c: Use new interfaces.
2059 * pipeline.c: Use new interfaces.
2060 * traps.c: Use new interfaces.
2061 * memory.c: Use new interfaces.
2062 (frv_address_forbidden): No longer static.
2063
20641999-10-19 Dave Brolley <[email protected]>
2065
2066 * traps.c (frvbf_check_non_excepting_load): Set NESR.DAEC, NESR.REC and
2067 NESR.EC.
2068 * mloop.in (_parallel_write_queued): Handle CGEN_FN_PC_WRITE.
2069 * frv.c (frvbf_h_pc_set_handler): New function.
2070 * interrupts.c (frv_detect_data_interrupt): Removed.
2071 (address_forbidden): Removed.
2072 * frv-sim.h (frv_detect_data_interrupt): Removed.
2073 (NESR_MEM_ADDRESS_NOT_ALIGNED): New macro.
2074 (NESR_REGISTER_NOT_ALIGNED): New macro.
2075 (NESR_UQI_SIZE): New macro.
2076 (NESR_QI_SIZE): New macro.
2077 (NESR_UHI_SIZE): New macro.
2078 (NESR_HI_SIZE): New macro.
2079 (NESR_SI_SIZE): New macro.
2080 (NESR_DI_SIZE): New macro.
2081 (NESR_XI_SIZE): New macro.
2082 (GET_NESR_DAEC): New macro.
2083 (SET_NESR_DAEC): New macro.
2084 (GET_NESR_REC): New macro.
2085 (SET_NESR_REC): New macro.
2086 (GET_NESR_EC): New macro.
2087 (SET_NESR_EC): New macro.
2088 (frvbf_read_mem_QI): New function.
2089 (frvbf_read_mem_UQI): New function.
2090 (frvbf_read_mem_HI): New function.
2091 (frvbf_read_mem_UHI): New function.
2092 (frvbf_read_mem_SI): New function.
2093 (frvbf_read_mem_WI): New function.
2094 (frvbf_read_mem_DI): New function.
2095 (frvbf_read_mem_DF): New function.
2096 (frvbf_write_mem_QI): New function.
2097 (frvbf_write_mem_UQI): New function.
2098 (frvbf_write_mem_HI): New function.
2099 (frvbf_write_mem_UHI): New function.
2100 (frvbf_write_mem_SI): New function.
2101 (frvbf_write_mem_WI): New function.
2102 (frvbf_write_mem_DI): New function.
2103 (frvbf_write_mem_DF): New function.
2104 * Makefile.in (SIM_OBJS): Add memory.o.
2105 * cpu.c,cpu.h,sem.c: Rebuild.
2106
21071999-10-18 Dave Brolley <[email protected]>
2108
2109 * sim-if.c (sim_open): Use a real fpu error function.
2110 * pipeline.c (frv_pipeline_add_insn): Don't add invalid insns.
2111 * mloop.in (_parallel_write_queued): Clear queue after writing.
2112 * interrupts.c (check_for_compound_interrupt): New function.
2113 (non_operating_interrupt): New function.
2114 * frv-sim.h (frvbf_h_gr_double_get_handler): New function.
2115 (frvbf_h_gr_double_set_handler): New function.
2116 (frvbf_h_fr_double_get_handler): New function.
2117 (frvbf_h_fr_double_set_handler): New function.
2118 (frvbf_h_cpr_double_get_handler): New function.
2119 (frvbf_h_cpr_double_set_handler): New function.
2120 (frv_interrupt_queue_element): New struct type.
2121 (frv_queue_program_interrupt): Now takes pc.
2122 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2123 (frv_queue_interrupt): Now takes pc.
2124 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2125 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2126 (frvbf_division_exception): New function.
2127 (frvbf_fpu_error): New function.
2128 (frvbf_load_multiple_GR): New function.
2129 (frvbf_load_multiple_FR): New function.
2130 (frvbf_load_multiple_CPR): New function.
2131 * frv.c (frvbf_h_gr_double_get_handler): New function.
2132 (frvbf_h_gr_double_set_handler): New function.
2133 (frvbf_h_fr_double_get_handler): New function.
2134 (frvbf_h_fr_double_set_handler): New function.
2135 (frvbf_h_cpr_double_get_handler): New function.
2136 (frvbf_h_cpr_double_set_handler): New function.
2137 (frv_interrupt_queue_element): New struct type.
2138 (frv_queue_program_interrupt): Now takes pc.
2139 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2140 (frv_queue_interrupt): Now takes pc.
2141 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2142 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2143 (frvbf_fpu_error): New function.
2144 (frvbf_load_multiple_GR): New function.
2145 (frvbf_load_multiple_FR): New function.
2146 (frvbf_load_multiple_CPR): New function.
2147 * traps.c (frvbf_division_exception): New function.
2148 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2149
21501999-10-12 Dave Brolley <[email protected]>
2151
2152 * mloop.in (new_vpc): New variable.
2153 (main loop): Call frv_detect_insn_access_interrupts. Call
2154 frv_detect_data_interrupts.
2155 * interrupts.c (access_queued_to): New function.
2156 (frv_detect_data_interrupts): New function.
2157 (frv_detect_insn_access_interrupts): New function.
2158 (frv_program_or_software_interrupt): Set PSR.S.
2159 * frv-sim.h (frv_detect_data_interrupts): New function.
2160 (frv_detect_insn_interrupts): New function.
2161
21621999-10-07 Dave Brolley <[email protected]>
2163
2164 * frv-sim.h (frvbf_h_gr_hi_get_handler): New function.
2165 (frvbf_h_gr_hi_set_handler): New function.
2166 (frvbf_h_gr_lo_get_handler): New function.
2167 (frvbf_h_gr_lo.set_handler): New function.
2168 * frv.c (frvbf_h_gr_hi_get_handler): New function.
2169 (frvbf_h_gr_hi_set_handler): New function.
2170 (frvbf_h_gr_lo_get_handler): New function.
2171 (frvbf_h_gr_lo.set_handler): New function.
2172 (frvbf_model_fr500_u_integer): New function.
2173 * arch.h,cpu.h,cpu.c,decode.h,decode.c,model.c,sem.c: Rebuild.
2174
21751999-10-04 Dave Brolley <[email protected]>
2176
2177 * traps.c: Use sim_engine_abort.
2178 * pipeline.c (frv_pipeline): Add field for insn major.
2179 (add_next_to_pipe): Return address of matching pipeline.
2180 (find_major_in_pipeline): New function.
2181 (check_insn_major_constraints: New function.
2182 (frv_pipeline_add_insn): Add checks for insn major constraints.
2183 * interrupts.c (frv_process_interrupts): Use sim_engine_abort.
2184 * frv.c (frvbf_h_spr_get_handler): No need to abort.
2185
2186Thu Sep 30 18:10:25 1999 Dave Brolley <[email protected]>
2187
2188 * pipeline.c: New file.
2189 * mloop.in (main loop): Call frv_pipeline_reset.
2190 Call frv_pipeline_add_insn.
2191 * frv-sim.h (frv_pipeline_reset): New function.
2192 (frv_pipeline_add_insn): New function.
2193 * Makefile.in (SIM_OBJS): Add pipeline.o
2194
21951999-09-29 Doug Evans <[email protected]>
2196
2197 * sem.c: Rebuild.
2198 * traps.c (sim_engine_invalid_insn): New arg `vpc'. Change type of
2199 result to SEM_PC. Return vpc.
2200
2201Wed Sep 29 16:01:52 1999 Dave Brolley <[email protected]>
2202
2203 * interrupts.c (frv_interrupt_table): DATA_STORE_ERROR is imprecise.
2204 (frv_queue_interrupt): Don't detect identical interrupts here.
2205
2206Wed Sep 29 14:49:52 1999 Dave Brolley <[email protected]>
2207
2208 * interrupts.c: New file.
2209 * traps.c (sim_engine_invalid_insn): Return PC of next insn.
2210 (frv_software_interrupt): Moved to interrupts.c.
2211 (frv_itrap): New interface. Call frv_queue_software_interrupt.
2212 * mloop.in (@cpu@_parallel_write_init): set previous_vliw_pc.
2213 (@cpu@_perform_writeback): New function.
2214 (main loop): Call frv_process_interrupts.
2215 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2216 (frv_itrap): New interface.
2217 (frv_interrupt_class): New enumeration.
2218 (frv_interrupt_kind): New enumeration.
2219 (struct frv_interrupt): New struct type.
2220 (frv_interrupt_table): New table of interrupt information.
2221 (FRV_INTERRUPT_QUEUE_SIZE): New macro.
2222 (struct frv_interrupt_state): New struct type.
2223 (frv_interrupt_state): New global variable.
2224 (previous_vliw_pc): New global variable.
2225 (frv_queue_software_interrupt): New function.
2226 (frv_queue_program_interrupt): New function.
2227 (frv_queue_interrupt): New function.
2228 (frv_process_interrupts): New function.
2229 (frv_program_interrupt): New function.
2230 (frv_software_interrupt): New function.
2231 (frv_program_or_software_interrupt): New function.
2232 (frv_clear_interrupt_classes): New function.
2233 * frv.c (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2234 * Makefile.in (SIM_OBJS): Add interrupts.o
2235 * sem.c: Rebuild.
2236
22371999-09-25 Doug Evans <[email protected]>
2238
2239 * cpu.h,cpuall.h,decode.c,sem.c: Rebuild.
2240
2241Tue Sep 21 17:16:47 1999 Dave Brolley <[email protected]>
2242
2243 * mloop.in (main loop): Determine last insn from scache entry.
2244 * cpu.h: Rebuild.
2245 * cpuall.h: Rebuild.
2246
2247Tue Sep 14 14:21:31 1999 Dave Brolley <[email protected]>
2248
2249 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): New flag.
2250 (NECR_ELOS): Define as unshifted value.
2251 (NECR_NEN): Define as unshifted value.
2252 (NECR_VALID): Define as unshifted value.
2253 (SET_NESR): Rewite to use post-write queue.
2254 (SET_NESR_VALID): Rewite to operate on argument.
2255 (SET_NESR_EAV): Rewite to operate on argument.
2256 (SET_NESR_FR): Rewite to operate on argument.
2257 (CLEAR_NESR_FR): Rewite to operate on argument.
2258 (SET_NESR_DRN): Rewite to operate on argument.
2259 (SET_NESR_SIZE): Rewite to operate on argument.
2260 (SET_NESR_NEAN): Rewite to operate on argument.
2261 (SET_NEEAR): Rewite to use post-write queue.
2262 (SET_NE_FLAG): Rewite to use post-write queue.
2263 (CLEAR_NE_FLAG): Rewite to use post-write queue.
2264 * traps.c (frv_software_interrupt): Rewite to use post-write queue.
2265 (frv_rett): Rewite to use post-write queue.
2266 (next_available_nesr): Rewrite to use new macro interfaces.
2267 (next_valid_nesr): Ditto.
2268 (frvbf_check_non_excepting_load): Ditto.
2269 (frvbf_check_recovering_store): Ditto.
2270 (clear_nesr_neear): Ditto.
2271 (clear_ne_flags): Ditto.
2272 * mloop.in (main loop): Update PCSR with address of next VLIW insn
2273 when flag is set.
2274 * frv.c (frvbf_h_spr_get_handler): Shift register fields here now.
2275 (frvbf_store_multiple_GR): Rewite to use post-write queue.
2276 (frvbf_store_multiple_FRint): Rewite to use post-write queue.
2277 (frvbf_store_multiple_CPR): Rewite to use post-write queue.
2278 * Makefile.in (frv.o): Depend on cgen-par.h.
2279
2280Fri Sep 10 17:03:15 1999 Dave Brolley <[email protected]>
2281
2282 * frv-sim.h (frvbf_set_write_next_vliw_addr_to_LR): New function.
2283 (frvbf_write_next_vliw_addr_to_LR): New flag.
2284 * frv.c (frvbf_set_write_next_vliw_addr_to_LR): New function.
2285 * mloop.in: Only take the first branch in a VLIW insn. Set LR to the
2286 address of the next VLIW insn if flag is set.
2287 * cpu.h,decode.c,sem.c: Rebuild.
2288
2289Tue Sep 7 13:44:23 1999 Dave Brolley <[email protected]>
2290
2291 * mloop.in: Limit parallel insns to MAX_PARALLEL_INSNS.
2292 * sem.c: Rebuild.
2293
22941999-09-02 Doug Evans <[email protected]>
2295
2296 * configure: Regenerated to track ../common/aclocal.m4 changes.
2297
22981999-09-01 Doug Evans <[email protected]>
2299
2300 * decode.c: Rebuild.
2301
2302Mon Aug 30 17:54:57 1999 Dave Brolley <[email protected]>
2303
2304 * traps.c (frv_rett): New function.
2305 * frv.c (frvbf_h_spr_get_handler): Handle bpsr.
2306 (frvbf_h_spr_set_handler): Handle bpsr.
2307 (frvbf_h_bpsr_get_handler): New function.
2308 (frvbf_h_bpsr_set_handler): New function.
2309 * frv-sim.h (frv_rett): New function.
2310 (frvbf_h_bpsr_get_handler): New function.
2311 (frvbf_h_bpsr_set_handler): New function.
2312 * mloop.in: Read actual packing bit.
2313 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2314
2315Tue Aug 31 16:04:37 1999 Dave Brolley <[email protected]>
2316
2317 * traps.c (WANT_CPU): New macro.
2318 (WANT_CPU_FRVBF): New macro.
2319 (frvbf_check_recovering_store): Use registers for source and queue
2320 writes.
2321 * mloop.in: New main loop for parallel support.
2322 (@cpu@_parallel_write_init): New function.
2323 (@cpu@_parallel_write_queued): New function.
2324 * frv-sim.h (set_icc_for_shift_left): New interface.
2325 (set_icc_for_shift_right): New interface.
2326 (frvbf_check_recovering_store): New interface.
2327 * frv.c (set_icc_for_shift_left): Pass and return icc value.
2328 (set_icc_for_shift_right): Pass and return icc value.
2329 (frvbf_check_recovering_store): New interface.
2330 * Makefile.in (FRV_OBJS): Add cgen-par.o.
2331 (stamp-mloop): Add cgen parallel options.
2332 (stamp-arch): Remove with-profile option.
2333 (stamp-cpu): Add cgen parallel options.
2334 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2335
23361999-08-28 Doug Evans <[email protected]>
2337
2338 * cpu.h,decode.c,sem.c: Rebuild.
2339
2340Wed Aug 25 12:25:04 1999 Dave Brolley <[email protected]>
2341
2342 * arch.h,cpu.h,decode.h,model.c,sem.c: Rebuild.
2343
2344Thu Aug 19 17:59:00 1999 Dave Brolley <[email protected]>
2345
2346 * configure.in: fr500 now the default model.
2347 * configure: Regenerate.
2348 * frv.c: Change frv-1 to frv-gen.
2349 (frvbf_model_fr500_u_exec): New function.
2350 * Makefile.in (stamp-cpu): Use 'mach=frv,fr500' to build decoder.
2351 * mloop.in: Fix typos in comments.
2352 * arch.c,arch.h,cpu.h,cpuall.h,decode.h,model.c,sem.c: Rebuild.
2353
23541999-08-17 Dave Brolley <[email protected]>
2355
2356 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2357
23581999-08-09 Doug Evans <[email protected]>
2359
2360 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2361
23621999-08-04 Doug Evans <[email protected]>
2363
2364 * cpu.h,cpuall.h,decode.c,model.c,sem.c: Rebuild.
2365
2366Fri Jul 16 14:50:15 1999 Dave Brolley <[email protected]>
2367
2368 * frv.c (frvbf_fetch_register): Use GDB register number macros.
2369 (frvbf_store_register): Use GDB register number macros.
2370 (frvbf_cut): New function.
2371 * frv-sim.h (GR_REGNUM_MAX): New macro.
2372 (FR_REGNUM_MAX): New macro.
2373 (PC_REGNUM): New macro.
2374 (LR_REGNUM): New macro.
2375 (frvbf_cut): New function.
2376 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2377
23781999-07-15 Stan Shebs <[email protected]>
2379
2380 * frv.c (frvbf_fetch_register): Add ability to get LR register,
2381 add default for unhandled registers.
2382 (frvbf_store_register): Add ability to set LR register.
2383
23841999-07-14 Stan Shebs <[email protected]>
2385
2386 * frv.c (frvbf_fetch_register, frvbf_store_register): Fill in.
2387 (decode_gdb_dr_regnum): Remove, not used.
2388
23891999-07-13 Michael Meissner <[email protected]>
2390
2391 * Makefile.in (SIM_EXTRA_FLAGS): Incorporate @sim_trapdump@.
2392
2393 * configure.in (--enable-sim-trapdump): New switch to make unknown
2394 traps dump the register contents, instead of doing the trap thing.
2395 * configure: Regenerate.
2396
2397 * frv-sim.h (TRAP_BREAKPOINT): Define as 81, so it can be used.
2398 (TRAP_REGDUMP{1,2}): Define to provide register dumping support
2399 temporarily.
2400
2401 * traps.h (toplevel): Include bfd.h, libiberity.h.
2402 (frv_itrap): Add support for --enable-sim-trapdump and traps 2,3
2403 dumping the registers.
2404
2405Thu Jul 8 10:57:39 1999 Dave Brolley <[email protected]>
2406
2407 * Makefile.in (SIM_EXTRA_LIBS): Removed. libm no longer needed.
2408
2409Wed Jul 7 17:01:12 1999 Dave Brolley <[email protected]>
2410
2411 * cpu.c,cpu.h,decode.c,model.c,sem.c: Rebuild.
2412
2413Tue Jul 6 16:12:18 1999 Dave Brolley <[email protected]>
2414
2415 * frv.c (frvbf_square_root_SF): Removed.
2416 (frvbf_square_root_DF): Removed.
2417 (frvbf_h_fr_double_get_handler): Removed.
2418 (frvbf_h_fr_double_set_handler): Removed.
2419 (frvbf_h_fr_int_get_handler): Removed.
2420 (frvbf_h_fr_int_set_handler): Removed.
2421 * frv-sim.h (frvbf_square_root_SF): Removed.
2422 (frvbf_square_root_DF): Removed.
2423 (frvbf_h_fr_double_get_handler): Removed.
2424 (frvbf_h_fr_double_set_handler): Removed.
2425 (frvbf_h_fr_int_get_handler): Removed.
2426 (frvbf_h_fr_int_set_handler): Removed.
2427 * decode.c,decode.h,model.c,sem.c: Rebuild.
2428
24291999-07-05 Doug Evans <[email protected]>
2430
2431 * Makefile.in (SIM_OBJS): Add cgen-fpu.o, cgen-accfp.o.
2432 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2433 * sim-if.c (sim_open): Initialize fpu.
2434 * frv-sim.h (SETMEMSF,SETMEMDF): Delete.
2435 * frv.c (frvbf_store_multiple_FRint): Replace frvbf_h_fr_int_get
2436 with frvbf_h_fr_get.
2437
2438Wed Jun 30 15:56:56 1999 Dave Brolley <[email protected]>
2439
2440 * frv-sim.h (NESR_RANGE): New macro.
2441 (NO_NESR): New macro.
2442 (GET_NESR_VALID): New macro.
2443 (next_ne_index): Removed.
2444 * traps.c (next_available_nesr): New function.
2445 (next_valid_nesr): New function.
2446 (frvbf_check_non_excepting_load): Use next_available_nesr.
2447 (frvbf_check_recovering_store): Use next_available_nesr and
2448 next_valid_nesr.
2449 (clear_nesr_neear): Use next_available_nesr and next_valid_nesr.
2450 (frvbf_check_recovering_store): Only consider one matching register.
2451 * sem.c: Rebuild.
2452
2453Tue Jun 29 16:54:32 1999 Dave Brolley <[email protected]>
2454
2455 * frv.c (frvbf_square_root_SF): New function.
2456 (frvbf_square_root_DF): New function.
2457 (frvbf_h_fr_double_get_handler): New function.
2458 (frvbf_h_fr_double_set_handler): New function.
2459 * frv-sim.h (frvbf_square_root_SF): New function.
2460 (frvbf_square_root_DF): New function.
2461 (frvbf_h_fr_double_get_handler): New function.
2462 (frvbf_h_fr_double_set_handler): New function.
2463 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c: Rebuild.
2464
24651999-06-28 Dave Brolley <[email protected]>
2466
2467 * decode.c,decode.h,model.c,sem.c: Regenerate.
2468
2469Thu Jun 24 17:26:32 1999 Dave Brolley <[email protected]>
2470
2471 * Makefile.in (SIM_EXTRA_LIBS): Add -lm.
2472 * frv-sim.h (frvbf_h_fr_int_get_handler): New function.
2473 (frvbf_h_fr_int_set_handler): New function.
2474 (frvbf_store_multiple_FRint): New function.
2475 (frvbf_square_root_SF): New function.
2476 * frv.c (frvbf_h_fr_int_get_handler): New function.
2477 (frvbf_h_fr_int_set_handler): New function.
2478 (frvbf_store_multiple_FRint): New function.
2479 (frvbf_square_root_SF): New function.
2480 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2481
24821999-06-23 Doug Evans <[email protected]>
2483
2484 * Makefile.in (stamp-mloop): Delete -fast -pbb -switch args
2485 to genmloop.sh. Pass -scache instead.
2486 (mloop.o): Delete sem-switch.c dependency.
2487 (sem-switch.c): Delete rule.
2488 (stamp-cpu): Don't build sem-switch.c.
2489 * sem-switch.c: Delete.
2490 * mloop.in (xfull-exec-*): Fix call to execute.
2491 * tconfig.in (WITH_SCACHE_PBB): Define as 0.
2492
2493 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2494
2495Tue Jun 22 16:23:57 1999 Dave Brolley <[email protected]>
2496
2497 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2498
2499Mon Jun 21 17:34:10 1999 Dave Brolley <[email protected]>
2500
2501 * mloop.in (execute): Force gr0 to zero before each insn.
2502 * cpu.h,cpu.c,decode.c,sem.c,sem-switch.c: Regenerate.
2503
25041999-06-18 Doug Evans <[email protected]>
2505
2506 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2507
2508Fri Jun 18 17:49:23 1999 Dave Brolley <[email protected]>
2509
2510 * frv.c (frvbf_h_gr_get_handler): New function.
2511 (frvbf_h_gr_set_handler): New function:
2512 (frvbf_store-multiple_GR): New function:
2513 (frvbf_store-multiple_FR): New function:
2514 (frvbf_store-multiple_CPR): New function:
2515 * frv-sim.h (frvbf_h_gr_get_handler): New function.
2516 (frvbf_h_gr_set_handler): New function:
2517 (frvbf_store-multiple_GR): New function:
2518 (frvbf_store-multiple_FR): New function:
2519 (frvbf_store-multiple_CPR): New function:
2520 * traps.c (frv_itrap): Implement proper syscalls interface.
2521 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2522
2523Fri Jun 18 14:36:23 1999 Dave Brolley <[email protected]>
2524
2525 * traps.c (frvbf_check_non_excepting_divide): New function.
2526 (frvbf_check_recovering_store): New function.
2527 (clear_nesr_neear): New function.
2528 (clear_ne_flags): New function.
2529 (frvbf_commit): New function.
2530
2531 * frv-sim.h (frvbf_check_non_excepting_divide): New function.
2532 (frvbf_check_recovering_store): New function.
2533 (clear_nesr_neear): New function.
2534 (clear_ne_flags): New function.
2535 (frvbf_commit): New function.
2536 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2537
25381999-06-16 Dave Brolley <[email protected]>
2539
2540 * frv.c (frvbf_h_spr_get_handler): Handle SPR_NECR.
2541 (frvbf_h_spr_set_handler): Handle SPR_NECR.
2542 * traps.c (next_ne_index): New variable.
2543 (frvbf_check_non_excepting_load): New function.
2544 * frv-sim.h (NECR_ELOS): New macro.
2545 (NECR_NEN): New macro.
2546 (NECR_VALID): New macro.
2547 (SET_NESR_VALID): New macro.
2548 (SET_NESR_EAV): New macro.
2549 (SET_NESR_FR): New macro.
2550 (CLEAR_NESR_FR): New macro.
2551 (SET_NESR_DRN): New macro.
2552 (SET_NESR_SIZE): New macro.
2553 (SET_NESR_NEAN): New macro.
2554 (SET_NEEAR): New macro.
2555 (GET_NE_FLAG): New macro.
2556 (SET_NE_FLAG): New macro.
2557 (CLEAR_NE_FLAG): New macro.
2558 (frvbf_check_non_excepting_load): New function:
2559 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2560
2561Wed Jun 9 18:12:49 1999 Dave Brolley <[email protected]>
2562
2563 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2564
2565Tue Jun 8 18:13:51 1999 Dave Brolley <[email protected]>
2566
2567 * frv.c (cr_logic): Correct andcr, nandcr, andncr and nandncr.
2568 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2569
2570Mon Jun 7 17:09:15 1999 Dave Brolley <[email protected]>
2571
2572 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2573
25741999-06-07 Dave Brolley <[email protected]>
2575
2576 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2577
2578Thu Jun 3 17:33:31 1999 Dave Brolley <[email protected]>
2579
2580 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2581
2582Wed Jun 2 17:50:21 1999 Dave Brolley <[email protected]>
2583
2584 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2585
2586Tue Jun 1 17:58:53 1999 Dave Brolley <[email protected]>
2587
2588 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2589
2590Mon May 31 17:57:25 1999 Dave Brolley <[email protected]>
2591
2592 * traps.c (frv_software_interrupt): Pass current_cpu to
2593 frvbf_h_psr_esr_get.
2594 (frv_software_interrupt): Calculate the new PC based on TBR.
2595 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2596
25971999-05-31 Dave Brolley <[email protected]>
2598
2599 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2600
2601Thu May 27 17:42:00 1999 Dave Brolley <[email protected]>
2602
2603 * frv-sim.h (frvbf_h_cccr_get_handler): New function.
2604 (frvbf_h_cccr_set_handler): New function.
2605 (frvbf_scan_result): New function.
2606 (frvbf_cr_logic): New function.
2607 * frv.c (frvbf_h_cccr_get_handler): New function.
2608 (frvbf_h_cccr_set_handler): New function.
2609 (frvbf_scan_result): New function.
2610 (frvbf_cr_logic): New function.
2611 (cr_ops,cr_result,cr_logic): New table.
2612 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2613
26141999-05-25 Dave Brolley <[email protected]>
2615
2616 * frv.c (frvbf_h_spr_get_handler): Add support for TBR and PSR.
2617 (frvbf_h_spr_set_handler): Add support for TBR and PSR.
2618 (frv_psr_get_handler): New function.
2619 (frv_psr_set_handler): New function.
2620 (frv_tbr_get_handler): New function.
2621 (frv_tbr_set_handler): New function.
2622 (frvbf_h_ccr_get_handler): Add support for fCC.
2623 (frvbf_h_ccr_set_handler): Add support for fCC.
2624 * frv-sim.h (frv_psr_get_handler): New function.
2625 (frv_psr_set_handler): New function.
2626 (frv_tbr_get_handler): New function.
2627 (frv_tbr_set_handler): New function.
2628 * traps.c (frv_software_interrupt): Implement.
2629 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2630
2631Thu May 20 16:39:27 1999 Dave Brolley <[email protected]>
2632
2633 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2634
26351999-05-18 Dave Brolley <[email protected]>
2636
2637 * frv.c: (frvbf_set_icc_for_shift_left): New function.
2638 (frvbf_set_icc_for_shift_right): New function.
2639 * frv-sim.h (frvbf_set_icc_for_shift_left): New function.
2640 (frvbf_set_icc_for_shift_right): New function.
2641 (SETMEMSF): New Macro.
2642 (SETMEMDF): New Macro.
2643 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2644
2645Thu May 13 17:14:49 1999 Dave Brolley <[email protected]>
2646
2647 * frv.c (frvbf_h_ccr_get_handler): New function.
2648 (frvbf_h_ccr_set_handler): New function.
2649 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2650
2651Tue May 11 16:13:15 1999 Dave Brolley <[email protected]>
2652
2653 * frv-sim.h (frvbf_h_spr_get_handler,frvbf_h_spr_set_handler,
2654 frvbf_h_isr_get_handler, frvbf_h_isr_set_handler): New functions.
2655 * frv.c: Likewise.
2656 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2657
26581999-05-10 Dave Brolley <[email protected]>
2659
2660 * cpu.h,cpu.c,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2661
2662Thu May 6 16:48:21 1999 Dave Brolley <[email protected]>
2663
2664 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2665 * frv-sim.h (TRAP_SYSCALL): Define as 0x80.
2666
2667Wed May 5 11:52:24 1999 Dave Brolley <[email protected]>
2668
2669 * traps.c (frv_software_interrupt): New function.
2670 (frv_itrap): New function.
2671 * frv-sim.h (TRAP_SYSCALL): define as 0.
2672 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2673
2674Mon May 3 13:49:21 1999 Dave Brolley <[email protected]>
2675
2676 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2677
2678Thu Apr 29 17:37:06 1999 Dave Brolley <[email protected]>
2679
2680 * Directory created.
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