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* common/aclocal.m4: Pass ../../intl to ZW_GNU_GETTEXT_SISTER_DIR.
[thirdparty/binutils-gdb.git] / sim / frv / ChangeLog
CommitLineData
e85e3205
RE		 12006-06-13 Richard Earnshaw <rearnsha@arm.com>
2
3 * configure: Regenerated.
4
2f0122dc
DJ		 52006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
6
7 * configure: Regenerated.
8
20e95c23
DJ		 92006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
10
11 * configure: Regenerated.
12
79e59fe6
DB		 132005-10-28 Dave Brolley <brolley@redhat.com>
14
15 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
16
17 Contribute the following changes:
18 2003-09-29 Dave Brolley <brolley@redhat.com>
19
20 * frv-sim.h: Use CGEN_ATTR_VALUE_ENUM_TYPE in place of
21 CGEN_ATTR_VALUE_TYPE.
22 * mloop.in: Ditto.
23 * pipeline.c: Ditto.
24 * traps.c: Ditto.
25
2b193c4a
MK		 262005-03-23 Mark Kettenis <kettenis@gnu.org>
27
28 * configure: Regenerate.
29
35695fd6
AC		 302005-01-14 Andrew Cagney <cagney@gnu.org>
31
32 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
33 explicit call to AC_CONFIG_HEADER.
34 * configure: Regenerate.
35
f0569246
AC		 362005-01-12 Andrew Cagney <cagney@gnu.org>
37
38 * configure.ac: Update to use ../common/common.m4.
39 * configure: Re-generate.
40
38f48d72
AC		 412005-01-11 Andrew Cagney <cagney@localhost.localdomain>
42
43 * configure: Regenerated to track ../common/aclocal.m4 changes.
44
b7026657
AC		 452005-01-07 Andrew Cagney <cagney@gnu.org>
46
47 * configure.ac: Rename configure.in, require autoconf 2.59.
48 * configure: Re-generate.
49
379832de
HPN		 502004-12-08 Hans-Peter Nilsson <hp@axis.com>
51
52 * configure: Regenerate for ../common/aclocal.m4 update.
53
45aa12b4
RS		 542004-08-27 Richard Sandiford <rsandifo@redhat.com>
55
56 * cpu.[ch], arch.[ch], decode.[ch]: Regenerated.
57 * cpuall.h, model.c, sem.c: Regenerated.
58
676a64f4
RS		 592004-03-01 Richard Sandiford <rsandifo@redhat.com>
60
61 * Makefile.in (SIM_OBJS): Add profile-fr450.o.
62 (profile-fr450.o): New dependency.
63 (stamp-cpu): Add fr450 to the list of machs.
64 * sim-frv.h (SPR_IS_ACC): New macro.
65 (H_SPR_ACC4, H_SPR_ACC63, H_SPR_ACCG4, H_SPR_ACCG63): Delete.
66 * cache.c (frv_cache_init, non_cache_access): Handle bfd_mach_fr450.
67 * frv.c (check_register_alignment, check_fr_register_alignment)
68 (check_memory_alignment, do_media_average): Likewise.
69 (frvbf_clear_accumulators): Likewise. Use a mask of valid registers
70 rather than a consecutive range.
71 * interrupts.c (frv_queue_illegal_instruction_interrupt)
72 (frv_queue_non_implemented_instruction_interrupt): Handle
73 bfd_mach_fr450.
74 * memory.c (check_data_read_address, check_readwrite_address)
75 (check_insn_read_address, check_write_address): Likewise.
76 * mloop.in (@cpu@_simulate_insn_prefetch): Likewise.
77 * profile.c (reset_gr_flags, reset_fr_flags, reset_acc_flags)
78 (frvbf_model_insn_before, frvbf_model_insn_after): Likewise.
79 * profile-fr450.c: New file.
80 * registers.c (fr450_spr): New array.
81 (frv_register_control_init): Check its size. Use it for fr450.
82 (frv_check_register_access): Handle bfd_mach_fr450.
83 (frv_check_spr_read_access): Likewise. Generalize accumulator check.
84 * traps.c (frv_core_signal, frvbf_media_cr_not_aligned): Likewise.
85 (frvbf_media_acc_not_aligned): Likewise.
86 (frvbf_media_register_not_aligned): Likewise.
87 * arch.c: Regenerate.
88 * arch.h: Regenerate.
89 * cpu.h: Regenerate.
90 * cpuall.h: Regenerate.
91 * decode.h: Regenerate.
92 * model.c: Regenerate.
93
c7a48b9a
RS		 942004-03-01 Richard Sandiford <rsandifo@redhat.com>
95
96 * cache.c (frv_cache_init): Change fr400 cache statistics to match
97 the fr405.
98 (non_cache_access): Add missing breaks.
99 * interrupts.c (set_exception_status_registers): Always set EAR15
100 for data_access_errors.
101 * memory.c (fr400_check_write_address): Remove redundant alignment
102 check.
103 * model.c: Regenerate.
104
8b73069f
RS		 1052004-03-01 Richard Sandiford <rsandifo@redhat.com>
106
107 * frv.c (frvbf_iacc_cut): Rework, taking rounding into account.
108
8ae0baa2
RS		 1092004-03-01 Richard Sandiford <rsandifo@redhat.com>
110
111 * decode.c, decode.h, model.c, sem.c: Regenerate.
112
d74c4203
KB		 1132003-11-24 Kevin Buettner <kevinb@redhat.com>
114
115 * frv-sim.h (GR_REGNUM_MAX, FR_REGNUM_MAX, PC_REGNUM, SPR_REGNUM_MIN)
116 (SPR_REGNUM_MAX): Delete.
117 * frv.c (gdb/sim-frv.h): Include.
118 (frvbf_fetch_register, frvbf_store_register): Use register number
119 constants from gdb/sim-frv.h. Check availability of general
120 purpose and float registers.
121
0b01870b
DB		 1222003-11-03 Dave Brolley <brolley@redhat.com>
123
124 * cache.c (address_interference): Check for higher priority requests
125 in the same pipeline.
126
9a29f3ca
DB		 1272003-10-31 Dave Brolley <brolley@redhat.com>
128
162cec1b 129 * frv-sim.h (LR_REGNUM): Removed.
073926e5 130 (SPR_REGNUM_MIN,SPR_REGNUM_MAX): New macros.
9a29f3ca 131 * frv.c (frvbf_fetch_register): Fetch SPR registers based on
073926e5 132 SPR_REGNUM_MIN and SPR_REGNUM_MAX. Check whether SPRs are implemented.
9a29f3ca
DB		 133 Return 0 for an unimplemented register. Return the length of the data
134 for an implemented register.
135 (frvbf_store_register): Ditto.
136
fc0a2244
AC		 1372003-10-30 Andrew Cagney <cagney@redhat.com>
138
139 * traps.c: Replace "struct symbol_cache_entry" with "struct
140 bfd_symbol".
141
29a79ca0
DB		 1422003-10-10 Dave Brolley <brolley@redhat.com>
143
144 * cpu.h, sem.c: Regenerate.
145
e930b1f5
DB		 1462003-10-06 Dave Brolley <brolley@redhat.com>
147
148 * profile-fr550.[ch]: New files.
149 * configure.in: Move frv handling to alphabetically correct placement.
150 * Makefile.in: Add fr550 support.
151 * frv-sim.h,frv.c,interrups.c,memory.c,mloop.in,pipeline.c,
152 profile.[ch],registers.c,traps.c: Add fr550 support.
153 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
154 Regenerate.
155
22f367a7
DB		 1562003-09-25 Dave Brolley <brolley@redhat.com>
157
158 * reset.c (frv_initialize): Call frv_register_control_init first.
159
1c453cd6
DB		 1602003-09-24 Dave Brolley <brolley@redhat.com>
161
162 * profile.h (update_FR_ptime): New prototype.
163 (update_FRdouble_ptime): Ditto.
164 (update_SPR_ptime): Ditto.
165 (increase_ACC_busy): Ditto.
166 (enforce_full_acc_latency): Ditto.
167 (post_wait_for_SPR): Ditto.
168 * profile.c (update_FR_ptime): Moved here from profile-fr500.c.
169 (update_FRdouble_ptime): Ditto.
170 (update_SPR_ptime): New function.
171 (increase_ACC_busy): Ditto.
172 (enforce_full_acc_latency): Ditto.
173 (vliw_wait_for_fdiv_resource): Correct resource name.
174 (vliw_wait_for_fsqrt_resource): Ditto.
175 (post_wait_for_SPR): New function.
176 * profile-fr500.c (frvbf_model_fr500_u_commit): New function.
177 (frvbf_model_fr500_u_gr2fr): Pass out_FRk as output register to
178 adjust_float_register_busy.
179 (frvbf_model_fr500_u_gr_load): Record latency of SPR registers.
180 (frvbf_model_fr500_u_fr_load): Wait for and record latency of SPR
181 registers.
182 (frvbf_model_fr500_u_float_arith): Ditto.
183 (frvbf_model_fr500_u_float_dual_arith): Ditto.
184 (frvbf_model_fr500_u_float_div): Ditto.
185 (frvbf_model_fr500_u_float_sqrt): Ditto.
186 (frvbf_model_fr500_u_float_convert): Ditto.
187 (update_FR_ptime): Moved to profile.c
188 (update_FRdouble_ptime): Moved to profile.c
189 * profile-fr400.c (update_FR_ptime): Removed. Identical to functions
190 for other machines.
191 (update_FRdouble_ptime): Ditto.
192 * arch.h,cpu.h,sem.c,decode.[ch],model.c,sem.c: Regenerated.
193
153431d6
DB		 1942003-09-12 Dave Brolley <brolley@redhat.com>
195
196 * registers.c (frv_check_spr_read_access): Check for access to
197 ACC4-ACC63 and ACCG4-ACCG63.
198 * profile.h (frv-desc.h): #include it.
199 (spr_busy): New member of FRV_PROFILE_STATE.
200 (spr_latency): Ditto.
201 (GNER_FOR_GR): New macro.
202 (FNER_FOR_FR): New maccro.
203 (update_SPR_latency): New function.
204 (vliw_wait_for_SPR): New function.
93938d47 205 * profile.c (update_latencies): Update SPR latencies.
153431d6
DB		 206 (update_target_latencies): Ditto.
207 (update_SPR_latency): New function.
208 (vliw_wait_for_SPR): New function.
209 * profile-fr500.c (frvbf_model_fr500_u_idiv): Record GNER latency.
210 (frvbf_model_fr500_u_trap): Removed unused variable, ps.
211 (frvbf_model_fr500_u_check): Ditto.
212 (frvbf_model_fr500_u_clrgr): New unit modeller for fr500.
213 (frvbf_model_fr500_u_clrfr): Ditto.
214 (frvbf_model_fr500_u_spr2gr): Wait for SPR.
215 (frvbf_model_fr500_u_gr2spr): Ditto.
216 * frv-sim.h (H_SPR_ACC4): New macro.
217 (H_SPR_ACCG4): New macro;
218 (H_SPR_ACC0): Removed.
219 (H_SPR_ACCG0): Removed.
220 * arch.h,model.c,sem[ch],decode.[ch]: Regenerated.
221
ba9c4053
DB		 2222003-09-10 Dave Brolley <brolley@redhat.com>
223
224 * profile.c (slot_names): FM1 was listed twice. Changed first
225 instance to FM0. Added IALL, FMALL and FMLOW.
226 (print_parallel): Don't examine slots with no insns.
227
f9e18f5a
DB		 2282003-09-09 Dave Brolley <brolley@redhat.com>
229
230 * frv.c (do_media_average): Select machine using a switch.
231
d89a78b6
DB		 2322003-09-08 Dave Brolley <brolley@redhat.com>
233
234 On behalf of Doug Evans <dje@sebabeach.org>
235 * Makefile.in (stamp-arch,stamp-cpu): Pass archfile to cgen.
236 Remove copying of .cpu file to cgen/cpu, no longer needed.
237
d03ea14f
DB		 2382003-09-03 Dave Brolley <brolley@redhat.com>
239
240 * cpu.h, model.c, sem.c, decode.h, decode.c: Regenerated.
241
e8d2f504
DB		 2422003-08-29 Dave Brolley <brolley@redhat.com>
243
244 * Makefile.in (stamp-arch): Copy frv.cpu from $(srcdir)../../cpu
245 temporarily when regenerating files.
246 (stamp-cpu): Ditto.
247
b34f6357
DB		 2482003-08-20 Micheal Snyder <msnyder@redhat.com>
249
250 * All generated files: Regenerate.
251
2522001-10-11 Dave Brolley <brolley@redhat.com>
253
254 * cpu.h,decode.c,decode.h,sem.c: Regenerate.
255
2562001-10-09 Dave Brolley <brolley@redhat.com>
257
258 * traps.c (frv_rett): Halt if PSR.S and PSR.ET are both set or both
259 not set.
260 * reset.c (frv_hardware_reset): Invalidate both caches.
261 * registers.c: Update init, reset and read-only masks for all registers
262 on all machines.
263 * profile.h (cur_gr_complex): New field of FRV_PROFILE_STATE
264 (prev_gr_complex): New field of FRV_PROFILE_STATE
265 (set_use_is_gr_complex): New function.
266 (set_use_not_gr_complex): New function.
267 (use_is_gr_complex): New function.
268 (decrease_GR_busy): New function.
269 * profile.c (reset_gr_flags): New function.
270 (reset_cc_flags): New function.
271 (set_use_is_gr_complex): New function.
272 (set_use_not_gr_complex): New function.
273 (use_is_gr_complex): New function.
274 (update_latencies): Reset gr and cc flags when latency reaches 0.
275 (decrease_GR_busy): New function.
276 * profile-fr400.h (fr500_reset_acc_flags): Removed.
277 (fr500_reset_cc_flags): New function.
278 * profile-fr500.c (frvbf_model_fr400_u_*): Reflect latencies from fr500
279 LSI version 1.41.
280 * profile-fr400.h (fr400_reset_gr_flags): New function.
281 (fr400_reset_fr_flags): New function.
282 (fr400_reset_acc_flags): New function.
283 * profile-fr400.c (set_use_not_media_p4): New function.
284 (set_use_not_media_p6): New function.
285 (set_acc_use_not_media_p2): New function.
286 (set_acc_use_not_media_p4): New function.
287 (fr400_reset_gr_flags): New function.
288 (fr400_reset_fr_flags): New function.
289 (fr400_reset_acc_flags): New function.
290 (frvbf_model_fr400_u_*): Reflect latencies from fr400 LSI version 1.1.
291 (frvbf_model_fr400_u_media_hilo): New function.
292 * pipeline.c (frv_vliw_setup_insn): Don't clear MSR0.MTT.
293 * memory.c (fr400_check_data_read_address): Check address range only
294 for double word loads. Don't check alignment here.
295 (fr400_check_readwrite_address): New function.
296 (fr500_check_readwrite_address): New function.
297 (check_readwrite_address): New function.
298 (fr500_check_insn_read_address): Correct address ranges.
299 (frvbf_read_mem_*): Check address range here.
300 (frv_address_forbidden): Removed.
301 (fr400_check_write_address): New function.
302 (check_write_address): New function.
303 (frvbf_write_mem_*): Don't check address range here.
304 (frvbf_mem_set_*): Check address range here.
305 * interrupts.c (frv_queue_data_access_error_interrupt): Now takes an
306 address as second argument.
307 (frv_queue_data_access_exception_interrupt): New function.
308 (frv_queue_illegal_instruction_interrupt): Generate fp_exception for
309 media insns on fr400.
310 (frv_queue_non_implemented_instruction_interrupt): Generate mp_exception
311 for media insns on fr400.
312 (frv_detect_insn_access_interrupts): Don't check for illegal addresses
313 of insns here. Check for MTRAP insn if PSR.EM is not set.
314 (frv_set_mp_exception_registers): Only set MSR0.MTT if it is not already
315 set.
316 (set_exception_status_registers): Do not always set EPCR. Set EAR for
317 data_acess_error only if not fr400.
318 * frv.c (do_media_average): New function.
319 (frvbf_media_average): New function.
320 (frvbf_insn_cache_invalidate): Check for illegal invocation.
321 (frvbf_data_cache_invalidate): Ditto.
322 (frvbf_data_cache_flush): Ditto.
323 * frv-sim.h (GET_FSR_QNE): New macro.
324 (frv_msr_mtt): Remove MTT_SEQUENCE_ERROR.
325 (GET_MSR_SRDAV): New macro.
326 (GET_MSR_RDAV): New macro.
327 (GET_MSR_RD): New macro.
328 (frv_queue_data_access_error_interrupt): Now takes an address as second
329 argument.
330 (frv_address_forbidden): Removed.
331 * cache.c (non_cache_access): Correct address ranges. Now takes cache
332 as first argument.
333 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
334
3352001-08-20 Dave Brolley <brolley@redhat.com>
336
337 * sim-main.h (_sim_cpu): New field 'elf_flags'.
338 * sim-if.c (sim_open): Extract the elf_flags from the input file and
339 save them with each cpu.
340 * mloop.in (main loop): Pass elf flags to frv_vliw_reset. Set
341 last_insn_p before executing the insn.
342 * cache.c (frv_cache_invalidate): Flush scache if this is the cpu's
343 insn cache.
344 (frv_cache_invalidate_all): Ditto.
345
3462001-08-20 Richard Sandiford <rsandifo@redhat.com>
347
348 * traps.c (syscall_read_mem): Flush the data cache before reading.
349 (syscall_write_mem): Flush the data cache before writing.
350 Invalidate both caches.
351
3522001-07-05 Ben Elliston <bje@redhat.com>
353
354 * Makefile.in (stamp-arch): Use $(CGEN_CPU_DIR).
355 (stamp-cpu): Likewise.
356
3572001-05-23 Dave Brolley <brolley@redhat.com>
358
359 * profile-fr400.c (acc_use_is_media_p2): New function.
360 (frvbf_model_fr400_u_media_2): Account for latency of output
361 accumulators.
362 (frvbf_model_fr400_u_media_2_quad): Ditto.
363 (frvbf_model_fr400_u_media_2_acc): New function.
364 (frvbf_model_fr400_u_media_2_acc_dual): New function.
365 (frvbf_model_fr400_u_media_2_add_sub): New function.
366 (frvbf_model_fr400_u_media_2_add_sub_dual): New function.
367 (frvbf_model_fr400_u_media_3_dual): New function.
368 (frvbf_model_fr400_u_media_4_acc_dual): New function.
369 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
370
3712001-05-15 Dave Brolley <brolley@redhat.com>
372
373 * registers.c (fr400_spr): Enable write access to HSR0.CBM.
374 * profile.h (FRV_PROFILE_STATE): New field 'all_cache_entries'.
375 * profile.c (CACHE_QUEUE_ELEMENT): New 'all' field.
376 (request_cache_flush): Save 'all' argument.
377 (request_cache_invalidate): Save all_cache_entries from profile state
378 to 'all' field of the request.
379 (submit_cache_request): Pass the 'all' field of the request to
380 frv_cache_request_invalidate.
381 * frv.c (frv_insn_cache_invalidate): Add new 'all' parameter. Perform
382 operation even if HSR0.ICE is not set.
383 (frv_data_cache_invalidate): Add new 'all' parameter. Perform
384 operation even if HSR0.DCE is not set.
385 (frv_data_cache_flush): Ditto.
386 * frv-sim.h (frv_insn_cache_invalidate): Add new 'all' parameter.
387 (frv_data_cache_invalidate): Add new 'all' parameter.
388 (frv_data_cache_flush): Add new 'all' parameter.
389 * cache.h (FRV_CACHE_INVALIDATE_REQUEST): Add new 'all' field.
390 (frv_cache_request_invalidate): Add new 'all' parameter.
391 * cache.c (frv_cache_request_invalidate): Add new 'all' parameter. Save
392 its value in the invalidate request.
393 (address_interference): Accept the value '-1' for the address argument
394 to mean 'any address'.
395 (handle_req_invalidate): Handle request to invalidate all cache lines.
396 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
397
3982001-05-14 Dave Brolley <brolley@redhat.com>
399
400 * profile.h (past_first_p): New field of profiling state.
401 (branch_penalty): Ditto.
402 (branch_hint): Ditto.
403 (update_branch_penalty): New function.
404 * profile.c (frvbf_model_insn_after): Reset past_first_p and
405 branch_address fields of the profiling state.
406 (frvbf_model_branch): New function.
407 (update_branch_penalty): New function.
408 * profile-fr500.c (frvbf_model_fr500_u_branch): Remove ICCi_3 and
409 FCCi_3 inputs.
410 (frvbf_model_fr500_u_trap): New function.
411 (frvbf_model_fr500_u_check): New function.
412 (frvbf_model_fr500_u_media_dual_htob): post-processing latency is 3
413 cycles.
414 * profile-fr400.c (frvbf_model_fr400_u_branch): Set branch penalties
415 as documented in the fr400 LSI. Remove ICCi_3 and FCCi_3 inputs.
416 (frvbf_model_fr400_u_media_dual_expand): Check resource usage as
417 documented in teh fr400 LSI.
418 (frvbf_model_fr400_u_media_dual_htob): Ditto.
419 (frvbf_model_fr400_u_media_dual_unpack): Removed.
420 (frvbf_model_fr500_u_trap): New function.
421 (frvbf_model_fr500_u_check): New function.
422 * mloop.in (simulate_dual_insn_prefetch): New function.
423 (@cpu@_simulate_insn_prefetch): Call simulate_dual_insn_prefetch with
424 arguments for each machine type.
425 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
426
4272001-05-09 Dave Brolley <brolley@redhat.com>
428
429 * Makefile.in (profile.o): Add profile-fr400.h as a dependency.
430 (profile-fr400.o): New target.
431 * profile.c: New file.
432 * profile.h: New file.
433 * profile-fr400.c: New file.
434 * profile-fr400.h: New file.
435 * profile-fr500.c: New file.
436 * profile-fr500.h: New file.
437 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
438
4392001-05-02 Dave Brolley <brolley@redhat.com>
440
441 * sim-main.h (profile.h): #include it.
442 (CPU_PROFILE_STATE): New macro.
443 (profile_state): New frv specific cpu field.
444 * reset.c (frv_initialize): insn_fetch_address and branch_address now
445 part of global profiling state.
446 * Makefile.in (SIM_OBJS): Add profile.o and profile-fr500.o.
447 (SIM_EXTRA_DEPS): Add profile.h.
448 (registers.o): Correct name of source file.
449 (profile.o): New target.
450 (profile-fr500.o): New target.
451 * frv-sim.h: Move profile related data structures to profile.h.
452 * frv.c: Move fr500 specific functions to profile-fr500.c.
453 * cpu.h: Regenerated.
454
4552001-04-27 Dave Brolley <brolley@redhat.com>
456
457 * sim-main.h (CPU_PIPELINE): Renamed to CPU_VLIW.
458 * interrupts.c: Rename FRV_PIPELINE to FRV_VLIW.
459 Rename pipeline to vliw. Rename CPU_PIPELINE to CPU_VLIW.
460 Rename PIPE_* to UNIT_*.
461 (frv_queue_illegal_instruction_interrupt): Use
462 frv_is_float_insn and frv_is_media_insn.
463 (frv_queue_non_implemented_instruction_interrupt): Ditto.
464 (frv_detect_insn_access_interrupts): Ditto.
465 * frv.c: Rename FRV_PIPELINE to FRV_VLIW. Rename pipeline to vliw.
466 Rename CPU_PIPELINE to CPU_VLIW. Rename PIPE_* to UNIT_*.
467 * memory.c: Ditto.
468 * pipeline.c: Ditto.
469 * mloop.in: Ditto.
470 * frv-sim.h (frv_pipeline_setup_insn): Renamed to frv_vliw_setup_insn.
471 * cache.c: Rename PIPE_* to UNIT_*.
472
4732001-04-24 Dave Brolley <brolley@redhat.com>
474
475 * frv.c (frvbf_load_quad_GR): Delete have_data and hsr0.
476 (frvbf_load_quad_FRint): Ditto.
477 (frvbf_load_quad_CPR): Ditto.
478 * cache.c (frv_cache_init): Initialize cache for fr400 vs other
479 machines.
480 (bfd.h): #include it.
481 (non_cache_access): Update for revised fr500 and for fr400.
482 * registers.c (frv_spr): Don't reset PSR.PS.
483 (fr500_spr): Ditto.
484 (frv_reset_spr): Set PSR.PS to the former value of PSR.S.
485
4862001-04-23 Dave Brolley <brolley@redhat.com>
487
488 * traps.c (frv_core_signal): On fr400, generate data_access_error.
489 (frvbf_media_cr_not_aligned): On fr400, generate illegal_instruction.
490 (frvbf_media_acc_not_aligned): Ditto.
491 (frvbf_media_register_not_aligned): Ditto.
492 (frvbf_division_exception): Use GET_ISR_EDE.
493 * registers.c (frv_check_spr_read_access): New function.
494 (frv_check_spr_write_access): New function.
495 (frv_check_spr_access): Deleted.
496 (frv_check_register_access): On fr400, generate illegal_instruction.
497 * memory.c (fr400_check_data_read_address): New function.
498 (fr500_check_data_read_address): Ditto.
499 (check_data_read_address): Ditto.
500 (fr400_check_insn_read_address): Ditto.
501 (fr500_check_insn_read_address): Ditto.
502 (check_insn_read_address): Ditto.
503 (frvbf_read_mem_QI): Call check_data_read_access.
504 (frvbf_read_mem_UQI): Ditto.
505 (frvbf_read_mem_HI): Ditto.
506 (frvbf_read_mem_UHI): Ditto.
507 (frvbf_read_mem_SI): Ditto.
508 (frvbf_read_mem_DI): Ditto.
509 (frvbf_read_mem_DF): Ditto.
510 (frvbf_read_imem_USI): Call check_insn_read_access.
511 (frv_address_forbidden): Now takes cpu as first argument. Check based
512 on machine type.
513 (fr400_mem_address_unaligned): New function.
514 (fr500_mem_address_unaligned): Ditto.
515 (check_write_address): Ditto.
516 (frvbf_mem_set_QI): Call check_write_address.
517 (frvbf_mem_set_HI): Ditto.
518 (frvbf_mem_set_SI): Ditto.
519 (frvbf_mem_set_DI): Ditto.
520 (frvbf_mem_set_DF): Ditto.
521 (frvbf_mem_set_XI): Ditto.
522 * interrupts.c (bfd.h): #include it.
523 (frv_queue_data_access_error_interrupt): New function.
524 (frv_queue_instruction_access_error_interrupt): New function.
525 (frv_queue_instruction_access_exception_interrupt): New function.
526 (frv_queue_illegal_instruction_interrupt): No fp_exception on fr400.
527 (frv_queue_non_implemented_instruction_interrupt): Ditto.
528 (frv_detect_insn_access_interrupts): Reorder tests to match priority
529 from the LSI manual.
530 (set_isr_exception_fields): Accumulate dtt bits.
531 * frv.c (check_register_alignment): New function.
532 (check_fr_register_alignment): New function.
533 (check_memory_alignment): New function.
534 (frvbf_h_gr_double_get_handler): Call check_register_alignment.
535 (frvbf_h_gr_double_set_handler): Ditto.
536 (frvbf_h_cpr_double_get_handler): Ditto.
537 (frvbf_h_cpr_double_set_handler): Ditto.
538 (frvbf_h_gr_quad_set_handler): Ditto.
539 (frvbf_h_cpr_quad_set_handler): Ditto.
540 (frvbf_h_fr_double_get_handler): Call check_fr_register_alignment.
541 (frvbf_h_fr_double_set_handler): Ditto.
542 (frvbf_h_fr_quad_set_handler): Ditto.
543 (frvbf_h_spr_get_handler): Call frv_check_spr_read_access.
544 (frvbf_h_spr_set_handler): Call frv_check_spr_write_access.
545 (frvbf_load_quad_GR): Call check_memory_aligment.
546 (frvbf_load_quad_FRint): Ditto.
547 (frvbf_load_quad_CPR): Ditto.
548 (frvbf_store_quad_GR): Call check_memory_aligment and
549 check_register_alignment.
550 (frvbf_store_quad_FRint): Ditto.
551 (frvbf_store_quad_CPR): Ditto.
552 (frvbf_signed_integer_divide: Use GET_ISR_EDEM.
553 * frv-sim.h (H_SPR_ACC0): New macro.
554 (H_SPR_ACC63): New macro.
555 (H_SPR_ACCG0): New macro.
556 (H_SPR_ACCG63): New macro.
557 (frv_dtt): New enumerator.
558 (GET_ISR_EDE): Renamed from GET_ISR_EDEM.
559 (GET_ISR_DTT): New macro.
560 (frv_queue_data_access_error_interrupt): New function.
561 (frv_queue_instruction_access_error_interrupt): New function.
562 (frv_queue_instruction_access_exception_interrupt): New function.
563 (frv_address_forbidden): Now takes cpu as first argument.
564 * cpu.h: Regenerate.
565
5662001-04-10 Dave Brolley <brolley@redhat.com>
567
568 * registers.c (fr500_spr): Add new fields to fr500 PSR register.
569 (fr500_spr): Add STBAR and MMCR unimplemented registers for fr500.
570 (fr400_spr): Implement SPR registers for fr400.
571 (frv_register_control_init): Handle bfd_mach_fr400 properly.
572 * frv.c (spr_bpsr_get_handler): Mask field before shifting.
573 (spr_psr_get_handler): Ditto.
574 (spr_ccr_get_handler): Ditto.
575 (spr_cccr_get_handler): Ditto.
576 (frvbf_clear_accumulators): Only 4 accumulators on fr400.
577 * frv-sim.h: Update comment about MCCR_* macros.
578 * cpu.c,cpu.h: Regenerate.
579
5802001-04-05 Dave Brolley <brolley@redhat.com>
581
582 * cpu.h,decode.c,model.c,sem.c: Regenerate.
583
5842001-04-05 Dave Brolley <brolley@redhat.com>
585
586 * reset.c: Update copyright.
587 * registers.c (frv_register_control_init): Handle bfd_mach_fr400.
588 * frv.c (frvbf_model_fr400_u_exec): New function.
589 * Makefile.in (stamp-cpu): Add fr400 to list of machines.
590 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
591 Regenerate.
592
5932000-11-22 Dave Brolley <brolley@redhat.com>
594
595 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
596 Regenerate.
597
5982000-11-10 Dave Brolley <brolley@redhat.com>
599
600 * decode.c: Regenerate.
601
6022000-09-12 Dave Brolley <brolley@redhat.com>
603
604 * traps.c (frv_sim_engine_halt_hook): New function.
605 (frv_itrap): Caches now invalidated in sim_engine_halt via
606 SIM_ENGINE_HALT_HOOK.
607 (frv_break): Ditto.
608 * sim-main.h (frv_sim_engine_halt_hook): New function.
609 (SIM_ENGINE_HALT_HOOK): New macro.
610 (SIM_ENGINE_RESTART_HOOK): New macro.
611 * interrupts.c: Call to frv_term now done within sim_engine_halt via
612 SIM_ENGINE_HALT_HOOK.
613
6142000-09-08 Dave Brolley <brolley@redhat.com>
615
616 * traps.c (frv_itrap): Invalidate and flush the data and insn caches
617 respectively when stopping for a breakpoint.
618 (frv_break): Ditto.
619 * cache.h (frv_cache_invalidate_all): New function.
620 * cache.c (frv_cache_invalidate_all): New function.
621
6222000-09-05 Dave Brolley <brolley@redhat.com>
623
624 * traps.c (frv_break): If SIM_HAVE_BREAKPOINTS, call
625 sim_handle_breakpoint. Otherwise if environment != operating call
626 sim_engine_halt. Otherwise handle normally.
627 * interrupts.c (frv_queue_break_interrupt): Don't handle debugger
628 breakpoints here. Moved to frv_break in traps.c.
629
630 * sem.c: Regenerate.
631
6322000-09-01 Dave Brolley <brolley@redhat.com>
633
634 * interrupts.c (frv_queue_break_interrupt): Call sim_handle_breakpoint
635 before queuing an interrupt in order to allow 'break' to be used as
636 the breakpoint insn.
637
6382000-08-29 Dave Brolley <brolley@redhat.com>
639
640 * traps.c (frv_itrap): Invalidate the insn cache at a breakpoint.
641
6422000-07-27 Dave Brolley <brolley@redhat.com>
643
644 * cpu.h,decode.c: Rebuild.
645
6462000-07-26 Dave Brolley <brolley@redhat.com>
647
648 * frv.c (spr_cccr_get_handler): Change CRx to CCx.
649 (spr_cccr_set_handler): Change CRx to CCx.
650 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
651
6522000-07-24 Dave Brolley <brolley@redhat.com>
653
654 * sem.c: Regenerate.
655 * frv.c (frvbf_unsigned_integer_divide): Queue a write for the result.
656 Don't write it directly.
657
658Thu Jul 6 13:51:12 2000 Dave Brolley <brolley@topaz>
659
660 * configure: Regenerated to track ../common/aclocal.m4 changes.
661
6622000-07-05 Ben Elliston <bje@redhat.com>
663
664 * configure: Regenerated to track ../common/aclocal.m4 changes.
665
6662000-06-28 Dave Brolley <brolley@redhat.com>
667
668 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
669
6702000-06-21 Dave Brolley <brolley@redhat.com>
671
672 * pipeline.c: All code except frv_pipeline_setup_insn moved to
673 frv.opc.
674 * mloop.in (main loop): frv_pipeline_add_insn broken up into
675 frv_pipeline_add_insn and frv_pipeline_setup_insn.
676 * frv-sim.h: Move pipeline status code to frv.opc.
677 * model.c: Regenerate.
678
6792000-06-12 Dave Brolley <brolley@redhat.com>
680
681 * options.c (frv_option_handler): --profile-parallel implies
682 --profile-model.
683 * mloop.in (fetch_buffer): Removed.
684 (@cpu@_simulate_insn_prefetch): Monitoring of fetch buffer moved to
685 run_caches. Use cache directly if not counting cycles. Don't use
686 cache at all if not counting cycles and cache not enabled.
687 * frv.c (frv_insn_fetch_buffer): New global variable.
688 (run_caches): Monitor the status of insn prefetch requests.
689 * frv-sim.h (FRV_INSN_FETCH_BUFFER): New struct type.
690 (frv_insn_fetch_buffer): New global variable.
691
6922000-06-12 Dave Brolley <brolley@redhat.com>
693
694 * mloop.in (fetch_buffer): New static struct.
695 (@cpu@_simulate_insn_prefetch): Rewritten.
696 * cache.c (frv_cache_request_invalidate): Don't invalidate return
697 buffer.
698 (address_interference): Defer to any WAR request in either pipeline.
699
7002000-06-09 Dave Brolley <brolley@redhat.com>
701
702 * pipeline.c (insns_in_slot): New Array.
703 (frv_pipeline_add_insn): Call COUNT_INSNS_IN_SLOT.
704 * options.c (frv_options): Remove 'NONBLOCK' argument from data-cache
705 option.
706 (parse_cache_option): New function.
707 (frv_option_handler): Call parse_cache_option.
708 * frv.c (vliw_branch_taken): New variable.
709 (vliw_load_stall): New variable.
710 (handle_resource_wait): Update vliw_load_stall.
711 (frvbf_model_insn_before): Initialize vliw_branch_taken and
712 vliw_load_stall.
713 (frvbf_model_insn_after): Increment PROFILE_MODEL_LOAD_STALL_CYCLES.
714 (load_wait_for_FR): Update vliw_load_stall.
715 (load_wait_for_GR): Update vliw_load_stall.
716 (load_wait_for_FRdouble): Update vliw_load_stall.
717 (load_wait_for_GRdouble): Update vliw_load_stall.
718 (frvbf_model_fr500_u_branch): Count branches taken and not taken.
719 (slot_names): New static array.
720 (print_parallel): Now takes second argument 'verbose'. Print cycles per
721 VLIW insn and instructions per cycle. Also tabulate the number of insns
722 in each type of VLIW slot.
723 (frv_profile_info): Call print_parallel with new second argument.
724 * frv-sim.h (insn_in_slot): New array.
725 (COUNT_INSNS_IN_SLOT): New macro.
726 (INSNS_IN_SLOT): New macro.
727 * cache.c: Remove references to non_blocking_count. Remove references to
728 last_was_hit. Remove references to req_none.
729 (handle_req_store): Adjust statistics before requeuing the store
730 request.
731 (handle_req_WAR): Don't let the WAR request affect the cache statistics.
732 * cache.h: Remove references to non_blocking_count. Remove references to
733 last_was_hit. Remove references to req_none.
734 * model.c: Regenerate.
735
7362000-06-08 Dave Brolley <brolley@redhat.com>
737
738 * frv.c (request_complete): Copy load data from the correct return
739 buffer.
740
7412000-06-07 Dave Brolley <brolley@redhat.com>
742
743 * traps.c (frv_core_signal): Call frv_term before exiting.
744 (frv_itrap): Call frv_term before exiting.
745 (next_available_nesr): Make sure NECR is implemented before reading it.
746 (next_valid_nesr): Ditto.
747 (frvbf_check_non_excepting_load): Ditto.
748 (frvbf_clear_ne_flags): Ditto.
749 (frvbf_commit): Ditto.
750 (frvbf_check_recovering_store): Delay cache operation if 'model_insn'.
751 * sim-main.h (_sim_cpu): Add load_address, load_length, load_flag and
752 store_flag members.
753 (CPU_LOAD_ADDRESS): New macro.
754 (CPU_LOAD_LENGTH): New macro.
755 (CPU_LOAD_SIGNED): New macro.
756 (CPU_LOAD_LOCK): New macro.
757 * reset.c (frv_term): New function.
758 (frv_power_on_reset): Use SETMEMSI if the cache is not enabled.
759 (frv_hardware_reset): Use SETMEMSI if the cache is not enabled.
760 (frv_software_reset): Use SETMEMSI if the cache is not enabled.
761 * mloop.in (execute): Call FRV_COUNT_CYCLES to decide whether to model
762 the insn. Model the insn in two passes. One before and one after
763 execution.
764 (cache_reqno): new static variable.
765 (@cpu@_simulate_insn_prefetch): Model fetch latency by waiting for the
766 cache rather than assuming a fixed latency.
767 (xinit): Turn on PROFILE_MODEL_P before each vliw insn if the timer is
768 enabled so that modeling data is collected by cgen during execution.
769 (full-exec): Restore PROFILE_MODEL_P after each vliw insn.
770 * memory.c (data_non_cache_access): Removed.
771 (insn_non_cache_access): Removed.
772 (frvbf_read_mem_QI): Delay read operation if 'model_insn'.
773 (frvbf_read_mem_UQI): Delay read operation if 'model_insn'.
774 (frvbf_read_mem_HI): Delay read operation if 'model_insn'.
775 (frvbf_read_mem_UHI): Delay read operation if 'model_insn'.
776 (frvbf_read_mem_SI): Delay read operation if 'model_insn'.
777 (frvbf_read_mem_DI): Delay read operation if 'model_insn'.
778 (frvbf_read_mem_DF): Delay read operation if 'model_insn'.
779 (frvbf_read_imem_USI): Read the cache or ememory passively.
780 (frvbf_write_mem_QI): Don't check for non-cache access here.
781 (frvbf_write_mem_UQI): Call frvbf_write_mem_QI.
782 (frvbf_write_mem_HI): Don't check for non-cache access here.
783 (frvbf_write_mem_UHI): Call frvbf_write_mem_QI.
784 (frvbf_write_mem_SI): Don't check for non-cache access here.
785 (frvbf_write_mem_DI): Don't check for non-cache access here.
786 (frvbf_write_mem_DF): Don't check for non-cache access here.
787 (frvbf_mem_set_QI): Use cycle-accurate cache write if 'model_insn'.
788 (frvbf_mem_set_HI): Use cycle-accurate cache write if 'model_insn'.
789 (frvbf_mem_set_SI): Use cycle-accurate cache write if 'model_insn'.
790 (frvbf_mem_set_DI): Use cycle-accurate cache write if 'model_insn'.
791 (frvbf_mem_set_DF): Use cycle-accurate cache write if 'model_insn'.
792 (frvbf_mem_set_XI): Use cycle-accurate cache write if 'model_insn'.
793 * interrupts.c (check_reset): Read the cache and memory passively.
794 (frv_program_or_software_interrupt): Call frv_term before calling
795 sim_engine_halt.
796 * frv.c (all modeling functions): Break into two passes. One before
797 execuetion and one after. call load_wait_for_* for all GR and FR
798 registers.
799 (frvbf_load_quad_GR): Delay performing the load if 'model_insn'.
800 (frvbf_load_quad_FRint): Delay performing the load if 'model_insn'.
801 (frvbf_load_quad_CPR): Delay performing the load if 'model_insn'.
802 (frvbf_insn_cache_preload): Delay cache operation if 'model_insn'.
803 (frvbf_data_cache_preload): Delay cache operation if 'model_insn'.
804 (frvbf_insn_cache_unlock): Delay cache operation if 'model_insn'.
805 (frvbf_data_cache_unlock): Delay cache operation if 'model_insn'.
806 (frvbf_insn_cache_invalidate): Delay cache operation if 'model_insn'.
807 (frvbf_data_cache_invalidate): Delay cache operation if 'model_insn'.
808 (frvbf_data_cache_flush): Delay cache operation if 'model_insn'.
809 (model_insn): New global variable.
810 (fr_ptime): New array.
811 (cache_request): New enumeration.
812 (CACHE_QUEUE_ELEMENT): New struct type.
813 (CACHE_QUEUE_SIZE): New macro.
814 (cache_queue): New static struct.
815 (request_cache_load): New function.
816 (request_cache_flush): New function.
817 (request_cache_invalidate): New function.
818 (request_cache_preload): New function.
819 (request_cache_unlock): New function.
820 (submit_cache_request): New function.
821 (activate_cache_requests): New function.
822 (load_pending_for_register): New function.
823 (flush_pending_for_address): New function.
824 (remove_cache_queue_element): New function.
825 (copy_load_data): New function.
826 (request_complete): New function.
827 (run_caches): New function.
828 (frv_model_trace_wait_cycles): New function.
829 (wait_for_flush): New function.
830 (frvbf_model_insn_before): Insn prefect wait now modeled in
831 frvbf_simulate_insn_prefetch. Incremement vliw_insns here. Call
832 wait_for_flush.
833 (frvbf_model_insn_after): Call activate_cache_requests. Don't increment
834 vliw_insns here anymore.
835 (update_FR_latency_for_load): New function.
836 (update_FRdouble_latency_for_load): New function.
837 (update_FR_ptime): New function.
838 (update_FRdouble_ptime): New function.
839 (update_GR_latency_for_swap): New function.
840 (load_wait_for_GR): New function.
841 (load_wait_for_FR): New function.
842 (load_wait_for_GRdouble): New function.
843 (load_wait_for_FRdouble): New function.
844 (frvbf_model_fr500_u_ici): New function.
845 (frvbf_model_fr500_u_dci): New function.
846 (frvbf_model_fr500_u_dcf): New function.
847 (frvbf_model_fr500_u_icpl): New function.
848 (frvbf_model_fr500_u_dcpl): New function.
849 (frvbf_model_fr500_u_icul): New function.
850 (frvbf_model_fr500_u_dcul): New function.
851 * frv-sim.h (frv_term): New function.
852 (insn_non_cache_access): Removed.
853 (FRV_COUNT_CYCLES): New macro.
854 (frv_save_peofile_model_p): New global variable.
855 (model_insn): New enumerated global variable.
856 (frv_model_advance_cycles): New function.
857 (frv_model_trace_wait_cycles): New function.
858 * cache.h (FRV_CACHE_REQUEST_KIND): New enumeration.
859 (FRV_CACHE_WAR_REQUEST): New struct type.
860 (FRV_CACHE_STORE_REQUEST): New struct type.
861 (FRV_CACHE_INVALIDATE_REQUEST): New struct type.
862 (FRV_CACHE_PRELOAD_REQUEST): New struct type.
863 (FRV_CACHE_REQUEST): New struct type.
864 (FRV_CACHE_RETURN_BUFFER): New struct type.
865 (FRV_CACHE_FLUSH_STATUS): New struct type.
866 (FRV_CACHE_STATUS): New struct type.
867 (FRV_CACHE_STAGE): New struct type.
868 (FRV_CACHE_STAGES): New enumeration.
869 (FRV_CACHE_WAR): New struct type.
870 (FRV_CACHE_PIPELINE): New struct type.
871 (FRV_CACHE_ARS): New struct type.
872 (FRV_CACHE_STATISTICS): New struct type.
873 (FRV_CACHE): Add pipeline, statistics, BARS and NARS.
874 (CACHE_RETURN_DATA): 'return_buffer' is now within 'status'.
875 (CACHE_RETURN_DATA_ADDRESS): New macro.
876 (frv_cache_read): Now takes pipe index as second argument.
877 (frv_cache_enabled): New function.
878 (frv_cache_request_load): New function.
879 (frv_cache_request_store): New function.
880 (frv_cache_request_invalidate): New function.
881 (frv_cache_request_preload): New function.
882 (frv_cache_request_unlock): New function.
883 (frv_cache_run): New function.
884 (frv_cache_read_passive_SI): New function.
885 (frv_cache_data_in_buffer): New function.
886 (frv_cache_data_flushed): New function.
887 * cache.c (frv_cache_init): Initialize pipelines and xARS registers.
888 (frv_cache_enabled): New function.
889 (non_cache_access): New function.
890 (write_data_to_memory): Count write accesses for each mode. Write to
891 memory using sim_core_write_unaligned_1;
892 (read_data_from_memory): New function.
893 (fill_line_from_memory): Use read_data_from_memory.
894 (copy_line_to_return_buffer): New function.
895 (copy_memory_to_return_buffer): New function.
896 (set_return_buffer_reqno): New function.
897 (frv_cache_read): Now takes pipe index as second argument. Check for
898 non-cache access.
899 (frv_cache_preload): Check for non-cache access.
900 (frv_cache_unlock): Check for non-cache access.
901 (invalidate_return_buffer): New function.
902 (frv_cache_invalidate): Check for non-cache access.
903 (convert_slot_to_index): New function.
904 (FREE_CHAIN_SIZE): New macro.
905 (frv_cache_request_free_chain): New static variable.
906 (frv_store_request_free_chain): New static variable.
907 (allocate_new_cache_requests): New function.
908 (new_cache_request): New function.
909 (free_cache_request): New function.
910 (new_store_request): New function.
911 (pipeline_remove_request): New function.
912 (pipeline_add_request): New function.
913 (pipeline_requeue_request): New function.
914 (next_priority): New function.
915 (add_WAR_request): New function.
916 (pipeline_next_request): New function.
917 (pipeline_stage_request): New function.
918 (advance_pipelines): New function.
919 (frv_cache_request_load): New function.
920 (frv_cache_request_store): New function.
921 (frv_cache_request_invalidate): New function.
922 (frv_cache_request_preload): New function.
923 (frv_cache_request_unlock): New function.
924 (address_interference): New function.
925 (wait_for_WAR): New function.
926 (wait_in_WAR): New function.
927 (handle_req_load): New function.
928 (handle_req_preload): New function.
929 (handle_req_store): New function.
930 (handle_req_invalidate): New function.
931 (handle_req_unlock): New function.
932 (handle_req_WAR): New function.
933 (arbitrate_requests): New function.
934 (move_ARS_to_WAR): New function.
935 (decrease_latencies): New function.
936 (frv_cache_run): New function.
937 (frv_cache_read_passive_SI): New function.
938 (frv_cache_data_in_buffer): New function.
939 (frv_cache_data_flushed): New function.
940 * arch.h,decode.c,decode.h,model.c,sem.c: Rebuild.
941
942Wed May 24 14:40:34 2000 Andrew Cagney <cagney@b1.cygnus.com>
943
944 * configure: Regenerated to track ../common/aclocal.m4 changes.
945
9462000-05-19 Dave Brolley <brolley@redhat.com>
947
948 * traps.c (frv_rett): Check for exceptions in the order specified in the
949 architecture spec. Allow privileged_instruction interrrupt to be handled
950 normally.
951 * registers.c (frv_register_control_init): Handle bfd_mach_frvtomcat.
952 * frv.c (frvbf_signed_integer_divide): Use updated dtt to decide whether
953 to clear the NE flag.
954 (frvbf_model_tomcat_u_exec): New function.
955 * frv-sim.h (frvbf_division_exception): Now returns updated dtt.
956 * Makefile.in (stamp-cpu): Add 'tomcat' to 'mach' value.
957 * arch.c,arch.h,cpu.h,cpuall.h,model.h,decode.c,sem.c: Regenerate.
958
9592000-05-18 Dave Brolley <brolley@redhat.com>
960
961 * sim-if.c (elf-bfd.h): #include it.
962 (sim_open): Set machine amd architecture based on elf flags.
963
9642000-04-04 Dave Brolley <brolley@redhat.com>
965
966 * frv-sim.h (frv_h_psr_esr_set_handler): Removed.
967 Delete '#if 0' blocks.
968 * frv.c: Delete '#if 0' blocks.
969 (spr_psr_set_handler): Remove special handling for circular referencing of handlers for
970 PSR.S and PSR.ESR.
971 (frv_h_psr_esr_set_handler): Removed.
972 * interrupts.c: Delete '#if 0' blocks.
973 * memory.c: Delete '#if 0' blocks.
974 * cpu.c,cpu.h: Regenerate.
975
9762000-04-03 Dave Brolley <brolley@redhat.com>
977
978 * traps.c (frvbf_check_recovering_store): Invalidate data cache line
979 containing the target address.
980 (clear_nesr_neear): No longer takes hi_available and lo_available.
981 Remove bogus check for available GR registers.
982 (frvbf_clear_ne_flags): Update call to clear_nesr_neear.
983 (frvbf_commit): Update call to clear_nesr_neear.
984 * interrupts.c (next_available_esr): Removed.
985 (next_available_edr): Removed.
986 (next_available_fq): Removed.
987 * frv.c (frvbf_fetch_register): Remove "FIXME" comment.
988 (frvbf_store_register): Remove "FIXME" comment.
989 * frv-sim.h (UART_INCHAR_ADDR): Removed.
990 (UART_OUTCHAR_ADDR): Removed.
991 (UART_STATUS_ADDR): Removed.
992 (UART_INPUT_READY): Removed.
993 (UART_OUTPUT_READY): Removed.
994 (FRV_DEVICE_ADDR): Removed.
995 (FRV_DEVICE_LEN): Removed.
996 (SET_NESR): Call frvbf_force_update.
997 (SET_NEEAR): Call frvbf_force_update.
998 (SET_NE_FLAGS): Call frvbf_force_update.
999
10002000-03-30 Dave Brolley <brolley@redhat.com>
1001
1002 * configure: Regenerated.
1003
10042000-03-30 Dave Brolley <brolley@redhat.com>
1005
1006 * registers.c (fr500_spr): Define ESR14-15 and EPCSR14-15 for fr500.
1007 * memory.c (frvbf_write_mem_*): Save slot containing the insn
1008 performing the write.
1009 (frvbf_mem_set_*): Overwrite the slot information of the interrupt
1010 queue element with the information in the interrupt state.
1011 * interrupts.c (frv_queue_interrupt): Call frv_set_interrupt_queue_slot.
1012 (frv_queue_fp_exception_interrupt): Initialize 'new_element'.
1013 (frv_set_interrupt_queue_slot): New function.
1014 (esr_for_data_access_exception): New function.
1015 (set_edr_register): edr_index is now passed in.
1016 (fq_for_exception): New function.
1017 (set_fp_exception_registers): Call fq_for_exception. Interrupt queue
1018 element now passed in.
1019 (set_exception_status_registers): Obtain slot from interrupt queue
1020 element. Call esr_for_data_access_exception. Use ESR14
1021 for data_store_error. Use ESR15 for data_access_error. Use EDR0.
1022 (frv_save_data_written_for_interrupts): Save slot containing the insn
1023 performing the write.
1024 * frv-sim.h (struct frv_fp_exception_info): Use frv_fsr_traps and
1025 frv_fsr_ftt.
1026 (struct frv_interrupt_state): Add 'slot' field.
1027 (frv_set_interrupt_queue_slot): New function.
1028 (frv_set_write_queue_slot): New function.
1029
10302000-03-24 Dave Brolley <brolley@redhat.com>
1031
1032 * mloop.in (_parallel_write_init): Initialize
1033 frv_interrupt_state.imprecise_interrupt.
1034 (_parallel_write_queued): After an imprecise interrupt, only perform
1035 forced writes and floating point writes (for certain exceptions).
1036 * interrupts.c (handle_interrupt): Set
1037 frv_interrupt_state.imprecise_interrupt for writeback after an imprecise
1038 interrupt.
1039 (frv_process_interrupts): No need to clear f_ne_flags.
1040 * frv.c (frvbf_signed_integer_divide): Queue writes to GR registers and
1041 force them to happen even if there is an overflow exception.
1042 (frvbf_force_update): New function.
1043 * frv-sim.h (frvbf_force_update): New function.
1044 (struct frv_interrupt_state): Add imprecise_interrupt.
1045 (FRV_WRITE_QUEUE_FORCE_WRITE): New macro.
1046 * sem.c: Regenerate.
1047
10482000-03-23 Dave Brolley <brolley@redhat.com>
1049
1050 * traps.c (frv_rett): Queue FRV_ILLEGAL_INSTRUCTION directly.
1051 * registers.c (frv_spr): MCIRL -> MCILR.
1052 * interrupts.c (frv_queue_non_implemented_instruction_interrupt):
1053 New function.
1054 (frv_detect_insn_access_interrupts):
1055 Call frv_queue_non_implemented_instruction_interrupt.
1056 (frv_process_interrupts): Clear accumulated NE flags.
1057 * frv.c (frvbf_media_cop): New function.
1058 (frvbf_set_ne_index): Now takes (SIM_CPU *) as first argument. Clear
1059 the NE flag of the given target register.
1060 (frvbf_model_fr500_u_float_arith): Account for FRdouble registers.
1061 (frvbf_model_fr500_u_float_dual_arith): Account for FRdouble registers.
1062 (frvbf_model_fr500_u_float_dual_sqrt): New function.
1063 (frvbf_model_fr500_u_float_convert): Account for FRdouble registers.
1064 (frvbf_model_fr500_u_float_dual_convert): New function.
1065 * frv-sim.h (frvbf_media_cop): New function.
1066 (GET_FQ): Use H_SPR_FQST0.
1067 (SET_FQ): Use H_SPR_FQST0.
1068 (SET_FQ_OPC): Use J_SPR_FQOP0.
1069 (GET_MSR_EMCI): New macro.
1070 (frv_queue_non_implemented_instruction_interrupt): New function.
1071 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1072
10732000-03-08 Dave Brolley <brolley@redhat.com>
1074
1075 * traps.c (frv_rett): Align new_pc.
1076 * memory.c (frvbf_read_mem_HI): Align address.
1077 (frvbf_read_mem_UHI): Align address.
1078 (frvbf_read_mem_SI): Align address.
1079 (frvbf_read_mem_DI): Align address.
1080 (frvbf_read_mem_DF): Align address.
1081 (frvbf_read_imem_USI): Align address.
1082 (frvbf_mem_set_HI): Align address.
1083 (frvbf_mem_set_SI): Align address.
1084 (frvbf_mem_set_DI): Align address.
1085 (frvbf_mem_set_DF): Align address.
1086 (frvbf_mem_set_XI): Align address.
1087 * registers.c (frv_spr): Initialize FSR0.NS to 1.
1088 (fr500_spr): Initialize FSR0.NS to 1.
1089 * interrupts.c (frv_queue_mem_address_not_aligned_interrupt): Check
1090 whether the exception is masked.
1091 * frv.c (frvbf_load_quad_GR): Align address.
1092 (frvbf_store_quad_GR): Align address.
1093 (frvbf_load_quad_FRint): Align address.
1094 (frvbf_store_quad_FRint): Align address.
1095 (frvbf_load_quad_CPR): Align address.
1096 (frvbf_store_quad_CPR): Align address.
1097 * frv-sim.h (GET_ISR_EMAM): New macro.
1098
10992000-03-08 Dave Brolley <brolley@redhat.com>
1100
1101 * traps.c (frvbf_division_exception): Check for masked overflow and
1102 set NE flags, if necessary.
1103 (frvbf_check_recovering_store): Queue writes to the hardware.
1104 (check_registers_available): Removed.
1105 (which_registers_available): Call frv_{fr,gr}_registers_available.
1106 (frvbf_clear_ne_flags): Call check_register_access.
1107 (frvbf_commit): Call check_register_access.
1108 * registers.h (frv_fr_registers_available): New function.
1109 (frv_gr_registers_available): New function.
1110 (frv_check_register_access): New function.
1111 (frv_check_gr_access): New function.
1112 (frv_check_fr_access): New function.
1113 * registers.c (frv_spr): Correct initial value of ISR.
1114 (fr500_spr): Correct initial value of ISR.
1115 (frv_fr_registers_available): New function.
1116 (frv_gr_registers_available): New function.
1117 (frv_check_register_access): New function.
1118 (frv_check_gr_access): New function.
1119 (frv_check_fr_access): New function.
1120 * interrupts.c (frv_queue_division_exception_interrupt): New function.
1121 (set_isr_exception_fields): New function.
1122 (set_exception_status_registers): Set ISR fields for division exception.
1123 (frv_save_data_written_for_interrupts): Handle CGEN_FN_SF_WRITE.
1124 * frv.c (frvbf_h_gr_get_handler): New function.
1125 (frvbf_h_gr_set_handler): New function.
1126 (frvbf_h_fr_get_handler): New function.
1127 (frvbf_h_fr_set_handler): New function.
1128 (frvbf_h_spr_get_handler): Remove special handling for ISR.
1129 (frvbf_h_spr_set_handler): Remove special handling for ISR.
1130 (spr_isr_get_handler): Removed.
1131 (spr_isr_set_handler): Removed.
1132 (frvbf_signed_integer_divide): New funciton.
1133 (frvbf_unsigned_integer_divide): New funciton.
1134 * frv-sim.h (frvbf_h_gr_get_handler): New function.
1135 (frvbf_h_gr_set_handler): New function.
1136 (frvbf_h_fr_get_handler): New function.
1137 (frvbf_h_fr_set_handler): New function.
1138 (frvbf_signed_integer_divide): New funciton.
1139 (frvbf_unsigned_integer_divide): New funciton.
1140 (frv_dtt): New enumeration.
1141 (struct frv_interrupt_queue_element): Add dtt member.
1142 (GET_ISR): New macro.
1143 (SET_ISR): New macro.
1144 (GET_ISR_EDEM): New macro.
1145 (SET_ISR_DTT): New macro.
1146 (SET_ISR_AEXC): New macro.
1147 (frvbf_division_exception): Add 2 'int' arguments.
1148 (frvbf_check_non_excepting_divide): Removed.
1149 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1150
11512000-02-29 Dave Brolley <brolley@redhat.com>
1152
1153 * traps.c (frv_itrap): Use GET_H_GR, SET_H_GR, GET_H_FR.
1154 (frv_rett): Use hardware access macros. Write PSR as a whole.
1155 (next_available_nesr): Check that NECR is valid.
1156 (next_valid_nesr): Check that NECR is valid.
1157 (frvbf_check_non_excepting_load): User new NECR access macros. Don't
1158 call hardware access functions. Use cover macros.
1159 (check_registers_available): New function.
1160 (clear_nesr_near): Check register availability.
1161 (clear_ne_flags): Check register availability.
1162 (frvbf_clear_ne_flags): Check register availability.
1163 (frvbf_commit): Check register availability.
1164 (which_registers_available): New function.
1165 * sim-main.h (registers.h): #include it.
1166 (register_control): New cpu field.
1167 (CPU_REGISTER_CONTROL): New macro.
1168 * reset.c (frv_initialize): Set HSR0 fields for cache here.
1169 (frv_power_on_reset): Initialize SPR registers and RSTR.
1170 (frv_hardware_reset): Initialize SPR registers and RSTR.
1171 (frv_software_reset): Reset SPR registers and RSTR.
1172 * options.c (frv_option_handler): Don't set HSR0 fields for cache here.
1173 Call frv_cache_init.
1174 * mloop.in (main loop): Check for insn access interrupts before
1175 executing the insn.
1176 * interrupts.c (frv_queue_external_interrupt): Use GET_H_PSR_ET.
1177 (frv_detect_insn_access_interrupts): Don't call hardware access
1178 functions directly. Use cover macros.
1179 (check_reset): Don't reset RSTR here.
1180 (next_available_esr): ESFR -> ESFR_FLAG.
1181 (next_available_edr): ESFR -> ESFR_FLAG.
1182 (clear_exception_status_registers): Use GET_ESFR and SET_ESFR.
1183 ESFR -> ESFR_FLAG.
1184 (frv_break_interrupt): Don't call hardware access functions directly.
1185 Use cover macros.
1186 (frv_program_or_software_interrupt): Ditto.
1187 (frv_external_interrupt): Ditto.
1188 * frv.c (frvbf_fetch_register): Don't call 'get' functions directly.
1189 (frvbf_store_register): Don't call 'set' functions directly.
1190 (frvbf_h_gr_double_get_handler): Use GET_H_GR.
1191 (frvbf_h_gr_double_set_handler): Use SET_H_GR.
1192 (frvbf_h_fr_double_get_handler): Use GET_H_FR.
1193 (frvbf_h_fr_double_set_handler): Use SET_H_FR.
1194 (frvbf_h_fr_int_get_handler): Use GET_H_FR.
1195 (frvbf_h_fr_int_set_handler): Use SET_H_FR.
1196 (frvbf_h_cpr_double_get_handler): Use GET_H_CPR.
1197 (frvbf_h_cpr_double_set_handler): Use SET_H_CPR.
1198 (frvbf_h_gr_quad_set_handler): Use SET_H_GR.
1199 (frvbf_h_fr_quad_set_handler): Use SET_H_FR.
1200 (frvbf_h_spr_get_handler): Check SPR access. Call renamed functions.
1201 Support shadow registers.
1202 (frvbf_h_spr_set_handler): Check SPR access. Call renamed functions.
1203 Support shadow registers.
1204 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1205 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1206 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1207 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1208 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1209 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1210 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1211 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1212 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1213 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1214 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1215 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1216 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1217 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1218 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1219 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1220 (frvbf_h_psr_esr_set_handler): Update to conform to FRV architecture
1221 version 1.3a.
1222 (spr_ccr_get_handler): Don't reference the hardware directly.
1223 (spr_ccr_set_handler): Don't reference the hardware directly.
1224 (spr_cccr_get_handler): Don't reference the hardware directly.
1225 (spr_cccr_set_handler): Don't reference the hardware directly.
1226 (spr_sr_get_handler): New function.
1227 (spr_sr_set_handler): New function.
1228 (frvbf_switch_supervisor_user_context): Temporarily switch to
1229 supervisor mode.
1230 (frvbf_store_quad_GR): Don't call handler directly.
1231 (frvbf_store_quad_FRint): Don't call handler directly.
1232 (frvbf_store_quad_CPR): Don't call handler directly.
1233 (frvbf_clear_all_accumulators): Removed.
1234 (frvbf_clear_accumulators): New function.
1235 (frvbf_model_fr500_u_media): Expand busy_adjustment to 8 members.
1236 Account for in_ACCGi and out_ACCGk.
1237 * frv-sim.h (RSTR_HARDWARE_RESET): New macro.
1238 (RSTR_SOFTWARE_RESET): New macro.
1239 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1240 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1241 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1242 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1243 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1244 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1245 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1246 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1247 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1248 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1249 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1250 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1251 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1252 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1253 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1254 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1255 (frvbf_clear_all_accumulators): Removed.
1256 (frvbf_clear_accumulators): New function.
1257 (GET_HSR0): Use GET_H_SPR.
1258 (SET_HSR0): Use SET_H_SPR.
1259 (CLEAR_HSR0_ICE): New macro.
1260 (CLEAR_HSR0_DCE): New macro.
1261 (GET_IHSR8): Use GET_H_SPR.
1262 (GET_PSR): New macro.
1263 (SET_PSR_ET): New macro.
1264 (GET_PSR_PS): New macro.
1265 (SET_PSR_S): New macro.
1266 (GET_ESFR): Changed to reference entire register.
1267 (SET_ESFR): Changed to reference entire register.
1268 (GET_ESFR_FLAG): New macro.
1269 (SET_ESFR_FLAG): New macro.
1270 (NECR_ELOS): Removed.
1271 (NECR_NEN): Removed.
1272 (NECR_VALID): Removed.
1273 (GET_NECR): New macro.
1274 (GET_NECR_ELOS): New macro.
1275 (GET_NECR_NEN): New macro.
1276 (GET_NECR_VALID): New macro.
1277 (NESR_RANGE): Removed.
1278 (GET_NESR): Use GET_H_SPR.
1279 (GET_NE_FLAGS): Use GET_H_SPR.
1280 * cache.h (CACHE_INITIALIZED): New macro.
1281 * Makefile.in (SIM_OBJS): Add registers.o.
1282 (SIM_EXTRA_DEPS): Add registers.h.
1283 (registers.o): New target.
1284 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1285
12862000-02-17 Dave Brolley <brolley@redhat.com>
1287
1288 * interrupts.c (frv_interrupt_table): Update priority order and handler
1289 offsets to conform to the architecture version 1.3a.
1290 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1291 to the architecture version 1.3a.
1292
12932000-02-17 Dave Brolley <brolley@redhat.com>
1294
1295 * interrupts.c (frv_interrupt_table): Update priority order and handler
1296 offsets to conform to the latest specifications.
1297 (frv_queue_interrupt): Correct comment. Identical interrupts can be
1298 queued. New variable 'iclass' used to test for external interrupts.
1299 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1300 to the latest specifications.
1301
13022000-01-20 Dave Brolley <brolley@redhat.com>
1303
1304 * sim-if.c (sim_open): Move frv-specific initialization to
1305 frv_initialize in reset.c.
1306 * interrupts.c (check_reset): Use RSTR_ADDRESS. Check and reset RSTR
1307 status bits for hardware vs software reset.
1308 * reset.c: New file.
1309 * frv-sim.h (frv_initialize): New function.
1310 (frv_power_on_reset): New function.
1311 (frv_hardware_reset): New function.
1312 (frv_software_reset): New function.
1313 (RSTR_ADDRESS): New macro.
1314 (RSTR_INITIAL_VALUE): New macro.
1315 (GET_RSTR_HR): New macro.
1316 (GET_RSTR_SR): New macro.
1317 (SET_RSTR_H): New macro.
1318 (SET_RSTR_S): New macro.
1319 (CLEAR_RSTR_P): New macro.
1320 (CLEAR_RSTR_H): New macro.
1321 (CLEAR_RSTR_S): New macro.
1322 (CLEAR_RSTR_HR): New macro.
1323 (CLEAR_RSTR_SR): New macro.
1324
13252000-01-03 Dave Brolley <brolley@cygnus.com>
1326
1327 * mloop.in (execute): Only call modeling function if the pointer is not
1328 NULL.
1329 * frv.c (frvbf_model_insn_after): Only access FR500_MODEL_DATA for
1330 fr500.
1331
13322000-01-03 Dave Brolley <brolley@cygnus.com>
1333
1334 * options.c (OPTION_FRV_MEMORY_LATENCY): New enumerator.
1335 (frv_options): Add --memory-latency.
1336 (frv_option_handler): Handle FRV_OPTION_MEMORY_LATENCY.
1337 * mloop.in (@cpu@_simulate_insn_prefetch): Use cache memory_latency.
1338 * frv.c (SET_ACC_USE_IS_MEDIA_P1): operate on d->curr_acc_p1
1339 (SET_ACC_USE_NOT_MEDIA_P1): operate on d->curr_acc_p1
1340 (SET_ACC_USE_IS_MEDIA_P2): operate on d->curr_acc_p1
1341 (SET_ACC_USE_NOT_MEDIA_P2): operate on d->curr_acc_p1
1342 (update_latencies): Only clear usage flags if the register has no
1343 target latency.
1344 (frvbf_model_insn_before): Update cur_acc_p1 and cur_acc_p2. Use | (or)
1345 not |= (or assgnment).
1346 (frvbf_model_insn_after): Print post processing wait for all insns.
1347 Update prev_acc_p1 and prev_acc_p2.
1348 (frvbf_model_fr500_u_gr_load_store): Use cache memory_latency.
1349 (frvbf_model_fr500_u_fr_load_store): Use cache memory_latency.
1350 (frvbf_model_fr500_u_swap): Use cache memory_latency.
1351 (frvbf_model_fr500_u_media): Use busy_adjustment[4] for out_ACC40Sk.
1352 (frvbf_model_fr500_u_media): Use busy_adjustment[5] for out_ACC40Uk.
1353 (frvbf_model_fr500_u_media_quad_arith): New function.
1354 (frvbf_model_fr500_u_media_dual_mul): New function.
1355 (frvbf_model_fr500_u_media_quad_mul): New function.
1356 (frvbf_model_fr500_u_media_quad_complex): New function.
1357 (frvbf_model_fr500_u_media_dual_expand): New function.
1358 (frvbf_model_fr500_u_media_dual_unpack): New function.
1359 (frvbf_model_fr500_u_media_dual_btoh): New function.
1360 (frvbf_model_fr500_u_media_dual_htob): New function.
1361 (frvbf_model_fr500_u_media_dual_btohe): New function.
1362 (frv_ref_SI): New function.
1363 * cache.h (FRV_CACHE): Add memory_latency field.
1364 * cache.c (frv_cache_init): Initialize memory_latency.
1365 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1366
13671999-12-17 Dave Brolley <brolley@cygnus.com>
1368
1369 * sim-if.c (sim_open): Initialize insn prefetch and reset register.
1370 * options.c (OPTIONS_FRV_PROFILE_CACHE): New enumeration.
1371 (OPTIONS_FRV_PROFILE_PARALLEL): New enumeration.
1372 (OPTIONS_FRV_TIMER): New enumeration.
1373 (frv_options): Add --profile-cache, --profile-parallel, --timer.
1374 (frv_option_handler): Override common implementation of -p. Handle
1375 --profile-cache, --profile-parallel, --timer.
1376 * mloop.in (execute): Call profiling functions if the timer interrupt
1377 is enabled.
1378 (@cpu@_simulate_insn_prefetch): New function.
1379 (main loop): Call @cpu@_simulate_insn_prefetch.
1380 * interrupts.c (frv_queue_interrupt): Don't queue two external
1381 interrupts of the same priority.
1382 (frv_queue_external_interrupt): New function.
1383 (frv_external_interrupt): New function.
1384 (handle_interrupt): Handle external interrupts.
1385 (check_reset): New function.
1386 (frv_process_interrupts): Call check_reset.
1387 * frv.c: Include "bfd.h"
1388 (frvbf_h_psr_get_handler): Set the PIL field.
1389 (frvbf_h_psr_set_handler): Get the PIL field.
1390 (DUAL_REG): New macro.
1391 (DUAL_DOUBLE): New macro.
1392 (SET_USE_IS_FPOP): New macro.
1393 (SET_USE_NOT_FPOP): New macro.
1394 (USE_IS_FPOP): New macro.
1395 (SET_USE_IS_MEDIA): New macro.
1396 (SET_USE_NOT_MEDIA): New macro.
1397 (USE_IS_MEDIA_P1): New macro.
1398 (SET_USE_IS_MEDIA_P1): New macro.
1399 (SET_USE_NOT_MEDIA_P1): New macro.
1400 (SET_USE_IS_MEDIA_P2): New macro.
1401 (SET_USE_NOT_MEDIA_P2): New macro.
1402 (USE_IS_MEDIA_P2): New macro.
1403 (SET_ACC_USE_IS_MEDIA_P1): New macro.
1404 (SET_ACC_USE_NOT_MEDIA_P1): New macro.
1405 (ACC_USE_IS_MEDIA_P1): New macro.
1406 (SET_ACC_USE_IS_MEDIA_P2): New macro.
1407 (SET_ACC_USE_NOT_MEDIA_P2): New macro.
1408 (ACC_USE_IS_MEDIA_P2): New macro.
1409 (RESOURCE_IDIV): New macro.
1410 (RESOURCE_FDIV): New macro.
1411 (RESOURCE_SQRT): New macro.
1412 (fr_busy_adjust): New array.
1413 (acc_busy_adjust): New array.
1414 (apply_latency_adjustments): New function.
1415 (update_latencies): New function.
1416 (handle_wait_cycles): New function.
1417 (handle_resource_wait): New function.
1418 (update_target_latencies): New function.
1419 (frvbf_model_insn_before): Add resource latency to cycle counts.
1420 (frvbf_model_insn_after): Add resource latency to cycle counts.
1421 (update_GR_latency): New function.
1422 (update_GRdouble_latency): New function.
1423 (update_FR_latency): New function.
1424 (update_FRdouble_latency): New function.
1425 (decrease_ACC_busy): New function.
1426 (decrease_FR_busy): New function.
1427 (increase_FR_busy): New function.
1428 (update_ACC_latency): New function.
1429 (update_CCR_latency): New function.
1430 (update_idiv_resource_latency): New function.
1431 (update_fdiv_resource_latency): New function.
1432 (update_fsqrt_resource_latency): New function.
1433 (vliw_wait_for_GR): New function.
1434 (vliw_wait_for_GRdouble): New function.
1435 (vliw_wait_for_FR): New function.
1436 (vliw_wait_for_FRdouble): New function.
1437 (vliw_wait_for_CCR): New function.
1438 (vliw_wait_for_ACC): New function.
1439 (vliw_wait_for_idiv_resource): New function.
1440 (vliw_wait_for_fdiv_resource): New function.
1441 (vliw_wait_for_fsqrt_resource): New function.
1442 (enforce_full_fr_latency): New function.
1443 (frvbf_model_fr500_u_exec): New function.
1444 (frvbf_model_fr500_u_integer): New function.
1445 (frvbf_model_fr500_u_imul): New function.
1446 (frvbf_model_fr500_u_idiv): New function.
1447 (frvbf_model_fr500_u_branch): New function.
1448 (frvbf_model_fr500_u_set_hilo): New function.
1449 (frvbf_model_fr500_u_gr_load_store): New function.
1450 (frvbf_model_fr500_u_fr_load_store): New function.
1451 (frvbf_model_fr500_u_swap): New function.
1452 (frvbf_model_fr500_u_fr2fr): New function.
1453 (frvbf_model_fr500_u_fr2gr): New function.
1454 (frvbf_model_fr500_u_spr2gr): New function.
1455 (frvbf_model_fr500_u_gr2fr): New function.
1456 (frvbf_model_fr500_u_gr2spr): New function.
1457 (post_wait_for_FR): New function.
1458 (post_wait_for_FRdouble): New function.
1459 (post_wait_for_ACC): New function.
1460 (post_wait_for_CCR): New function.
1461 (post_wait_for_fdiv): New function.
1462 (post_wait_for_fsqrt): New function.
1463 (adjust_float_register_busy): New function.
1464 (adjust_double_register_busy): New function.
1465 (restore_float_register_busy): New function.
1466 (restore_double_register_busy): New function.
1467 (frvbf_model_fr500_u_float_arith): New function.
1468 (frvbf_model_fr500_u_float_dual_arith): New function.
1469 (frvbf_model_fr500_u_float_div): New function.
1470 (frvbf_model_fr500_u_float_sqrt): New function.
1471 (frvbf_model_fr500_u_float_compare): New function.
1472 (frvbf_model_fr500_u_float_dual_compare): New function.
1473 (frvbf_model_fr500_u_float_convert): New function.
1474 (frvbf_model_fr500_u_media): New function.
1475 (frvbf_model_fr500_u_barrier): New function.
1476 (frvbf_model_fr500_u_membar): New function.
1477 * frv-sim.h (LEUINT): New macro.
1478 (GET_HSR0_SA): New macro.
1479 (struct frv_interrupt_timer): New struct.
1480 (struct frv_interrupt_state): Add timer fiield.
1481 (frv_queue_external_interrupt): New function.
1482 (frv_external_interrupt): New function.
1483 (frv_profile_info): New function.
1484 (PROFILE_CACHE_IDX): New enumerator.
1485 (PROFILE_PARALLEL_IDX): New enumerator.
1486 (PROFILE_cache): New macro.
1487 (PROFILE_parallel): New macro.
1488 (WITH_PROFILE_CACHE_P): New macro.
1489 (WITH_PROFILE_PARALLEL_P): New macro.
1490 * cache.h (FRV_CACHE): Add last_was_hit field.
1491 * cache.c (get_tag): Use new last_was_hit field.
1492 (frv_cache_read): Ditto.
1493 (frv_cache_write): Ditto.
1494 * arch.h,cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1495
14961999-12-13 Dave Brolley <brolley@cygnus.com>
1497
1498 * frv.c (frvbf_h_spr_set_handler): Handle accumulator guards.
1499 (frvbf_clear_all_accumulators): Pass frvbf_h_acc40S_set to
1500 sim_queue_fn_di_write.
1501 (frvbf_media_cut_ss): New function.
1502 * frv-sim.h (frvbf_media_cut_ss): New function.
1503 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1504
15051999-12-13 Dave Brolley <brolley@cygnus.com>
1506
1507 * pipeline.c (check_insn_major_constraints): F-4, F-8 and M-8 have
1508 no constraints.
1509 * interrupts.c (frv_queue_illegal_instruction_interrupt): Use
1510 FRV_IS_FLOAT_INSN and FRV_IS_MEDIA_INSN.
1511 (frv_detect_insn_access_interrupts): Use FRV_IS_FLOAT_INSN and
1512 FRV_IS_MEDIA_INSN.
1513 * frv.c (frvbf_model_simple_u_exec): New function.
1514 * frv-sim.h (FRV_IS_FLOAT_INSN): Range includes F-8.
1515 (FRV_IS_MEDIA_INSN): Range includes M-8.
1516
1517 * Makefile.in (stamp-cpu): add 'simple' to the list of machines.
1518 * arch.c,arch.h,cpu.h,cpuall.h,decode.c,decode.h,model.c,sem.c:
1519 Regenerate.
1520
15211999-12-10 Dave Brolley <brolley@cygnus.com>
1522
1523 * traps.c (check_registers_available): New function.
1524 (clear_ne_flags): Generate register_exception if register(s) not
1525 available.
1526 (frvbf_commit): Generate register_exception if register(s) not
1527 available.
1528 * interrupts.c (frv_program_or_software_interrupt): No need to copy
1529 GR4-GR7 to SR0-SR4.
1530 * frv.c (frvbf_h_psr_set_handler): Special handling for PSR.S and
1531 PSR.ESR.
1532 (frvbf_h_psr_s_set_handler): New function.
1533 (frvbf_h_psr_esr_set_handler): New function.
1534 (frvbf_switch_supervisor_user_context): New function.
1535 (frvbf_scan_result): Reflect latest ISA.
1536 * frv-sim.h (frvbf_h_psr_s_set_handler): New function.
1537 (frvbf_h_psr_esr_set_handler): New function.
1538 (frvbf_switch_supervisor_user_context): New function.
1539 (GET_HSR0_FRN): New Macro.
1540 (GET_HSR0_GRN): New Macro.
1541 (GET_HSR0_FRHE): New Macro.
1542 (GET_HSR0_FRLE): New Macro.
1543 (GET_HSR0_GRHE): New Macro.
1544 (GET_HSR0_GRLE): New Macro.
1545 (frv_ec): New value for FRV_EC_COMMIT_EXCEPTION.
1546 (GET_ESFR): New bit ordering.
1547 (SET_ESFR): New bit ordering.
1548 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1549
15501999-12-10 Michael Meissner <meissner@cygnus.com>
1551
1552 * Makefile.in (sim-if.o): Add eng.h dependency.
1553
15541999-12-09 Dave Brolley <brolley@cygnus.com>
1555
1556 * mloop.in (execute): Pass sc->first_insn_p to @cpu@_model_insn_before.
1557 Pass sc->last_insn_p to @cpu@_model_insn_before.
1558 (main loop): Compute sc->first_insn_p.
1559 * frv.c (frvbf_model_insn_before): Set state variables.
1560 (frvbf_model_insn_after): Count basic cycles. Set state variables.
1561 (frvbf_model_fr500_u_integer): Remove.
1562 * arch.h,cpu.h,decode.h,model.c: Regenerate.
1563
15641999-12-07 Dave Brolley <brolley@cygnus.com>
1565
1566 * sim-main.h (cache.h): Include it.
1567 (insn_cache): New member.
1568 (data_cache): New member.
1569 (CPU_INSN_CACHE): New macro.
1570 (CPU_DATA_CACHE): New macro.
1571 * sim-if.c (WANT_CPU): New macro.
1572 (WANT_CPU_FRVBF): New macro.
1573 (sim_open): Call sim_add_option_table. Call frv_cache_init for the
1574 data and insn caches for each cpu.
1575 (sim_close): Call frv_cache_term for the insn and data caches of each
1576 cpu.
1577 * mloop.in (extract): Read insn from the cache.
1578 (main loop): Access the insn cache in order to maintain stats.
1579 * memory.c (data_non_cache_access): New function.
1580 (insn_non_cache_access): New function.
1581 (frvbf_read_mem_QI): Attempt to read from the cache first.
1582 (frvbf_read_mem_UQI): Ditto.
1583 (frvbf_read_mem_HI): Ditto.
1584 (frvbf_read_mem_UHI): Ditto.
1585 (frvbf_read_mem_SI): Ditto.
1586 (frvbf_read_mem_DI): Ditto.
1587 (frvbf_read_mem_DF): Ditto.
1588 (frvbf_read_imem_USI): New function.
1589 (frvbf_write_mem_QI): Write through the cache is it is enabled.
1590 (frvbf_write_mem_UQI): Ditto.
1591 (frvbf_write_mem_HI): Ditto.
1592 (frvbf_write_mem_UHI): Ditto.
1593 (frvbf_write_mem_SI): Ditto.
1594 (frvbf_write_mem_DI): Ditto.
1595 (frvbf_write_mem_DF): Ditto.
1596 (frvbf_mem_set_QI): New function.
1597 (frvbf_mem_set_HI): New function.
1598 (frvbf_mem_set_SI): New function.
1599 (frvbf_mem_set_DI): New function.
1600 (frvbf_mem_set_DF): New function.
1601 (frvbf_mem_set_XI): New function.
1602 * interrupts.c (frv_save_data_written_for_interrupts): Handle
1603 CGEN_FN_MEM_QI_WRITE,
1604 CGEN_FN_MEM_HI_WRITE, CGEN_FN_MEM_SI_WRITE, CGEN_FN_MEM_DI_WRITE,
1605 CGEN_FN_MEM_DF_WRITE, CGEN_FN_MEM_XI_WRITE.
1606 * frv.c (frvbf_load_quad_GR): Call frvbf_read_mem_SI.
1607 Call sim_queue_fn_mem_xi_write.
1608 (frvbf_load_quad_FRint): Call frvbf_read_mem_SI.
1609 Call sim_queue_fn_mem_xi_write.
1610 (frvbf_load_quad_CPR): Call frvbf_read_mem_SI.
1611 Call sim_queue_fn_mem_xi_write.
1612 (frvbf_insn_cache_preload): New function.
1613 (frvbf_data_cache_preload): New function.
1614 (frvbf_insn_cache_unlock): New function.
1615 (frvbf_data_cache_unlock): New function.
1616 (frvbf_insn_cache_invalidate): New function.
1617 (frvbf_data_cache_invalidate): New function.
1618 (frvbf_data_cache_flush): New function.
1619 * frv-sim.h (sim-options.h): Include it.
1620 (GET_HSR0): New macro.
1621 (SET_HSR0): New macro.
1622 (GET_HSR0_ICE): New macro.
1623 (SET_HSR0_ICE): New macro.
1624 (GET_HSR0_DCE): New macro.
1625 (SET_HSR0_DCE): New macro.
1626 (GET_HSR0_CBM): New macro.
1627 (GET_HSR0_RME): New macro.
1628 (GET_IHSR8): New macro.
1629 (GET_IHSR8_NBC): New macro.
1630 (frvbf_insn_cache_preload): New function.
1631 (frvbf_data_cache_preload): New function.
1632 (frvbf_insn_cache_unlock): New function.
1633 (frvbf_data_cache_unlock): New function.
1634 (frvbf_insn_cache_invalidate): New function.
1635 (frvbf_data_cache_invalidate): New function.
1636 (frvbf_data_cache_flush): New function.
1637 (insn_non_cache_access): New function.
1638 (frvbf_read_imem_USI): New function.
1639 (frvbf_mem_set_QI): New function.
1640 (frvbf_mem_set_HI): New function.
1641 (frvbf_mem_set_SI): New function.
1642 (frvbf_mem_set_DI): New function.
1643 (frvbf_mem_set_DF): New function.
1644 (frvbf_mem_set_XI): New function.
1645 (frv_options): FRV specific command line options.
1646 * Makefile.in (SIM_OBJS): Add options.o and cache.o.
1647 (SIM_EXTRA_DEPS): Add $(sim-options_h).
1648 (cache.o): New target.
1649 (options.o): New target.
1650 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1651 * cache.h: New file.
1652 * cache.c: New file.
1653 * options.c: New file.
1654
16551999-11-29 Dave Brolley <brolley@cygnus.com>
1656
1657 * traps.c (frvbf_check_non_excepting_load): Use new NE_FLAG macros.
1658 (frvbf_check_non_excepting_divide): Ditto.
1659 (clear_ne_flags): Ditto
1660 (frvbf_commit): Ditto.
1661 * pipeline.c (frv_pipeline_add_insn): Clear the NE index for all insns.
1662 * mloop.in (_parallel_write_init): Clear NE flags here.
1663 * interrupts.c (frv_queue_fp_exception_interrupt): Set NE flags here
1664 for non excepting insns. Also check for masked interrupts here.
1665 (frv_process_interrupts): Write NE flags here.
1666 (set_fp_exception_registers): No longer check for masked interrupts
1667 here.
1668 (check_for_compound_interrupt): No need to worry about masked
1669 interrupts.
1670 * frv-sim.h (frv_interrupt_state): Add f_ne_flags member.
1671 (GET_NE_FLAGS): New macro.
1672 (SET_NE_FLAGS): New macro.
1673 (GET_NE_FLAG): Operate on accumulated argument.
1674 (SET_NE_FLAG): Operate on accumulated argument.
1675 (CLEAR_NE_FLAG): Operate on accumulated argument.
1676 * Makefile.in (FRVBF_INCLUDE_DEPS): Add $(SIM_EXTRA_DEPS)
1677 (frv.o): Correct dependencies.
1678 (traps.o): Ditto.
1679 (pipeline.o): Ditto.
1680 (interrupts.o): Ditto.
1681 (memory.o): Ditto.
1682 * sem.c: Regenerate.
1683
16841999-11-26 Dave Brolley <brolley@cygnus.com>
1685
1686 * traps.c (frvbf_fpu_error): Only call frv_queue_fp_exception if
1687 there is an exception indicated in the mask.
1688 * pipeline.c (frv_pipeline_add_insn): Clear ne_index in the interrupt
1689 state when adding a floating point insn to the pipeline.
1690 * interrupts.c (set_fp_exception_registers): Set NE flag for
1691 non-excepting insns.
1692 * frv-sim.h (frvbf_h_fr_double_get_handler): Mode of data is DF.
1693 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1694 (frvbf_h_fr_int_get_handler): New function.
1695 (frvbf_h_fr_int_set_handler): New function.
1696 (frvbf_set_ne_index): New function.
1697 (NE_NOFLAG): New macro.
1698 (frv_interrupt_state): Add ne_index member.
1699 * frv.c (frvbf_h_fr_double_get_handler): Mode of data is DF.
1700 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1701 (frvbf_h_fr_int_get_handler): New function.
1702 (frvbf_h_fr_int_set_handler): New function.
1703 (frvbf_set_ne_index): New function.
1704 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1705
17061999-11-24 Dave Brolley <brolley@cygnus.com>
1707
1708 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1709
17101999-11-23 Dave Brolley <brolley@cygnus.com>
1711
1712 * frv-sim.h (frvbf_media_cut): New function.
1713 * frv.c (frvbf_media_cut): New function.
1714 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1715
17161999-11-22 Dave Brolley <brolley@cygnus.com>
1717
1718 * frv-sim.h (frvbf_clear_all_accumulators): New function.
1719 * frv.c.h (frvbf_clear_all_accumulators): New function.
1720 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1721
17221999-11-18 Dave Brolley <brolley@cygnus.com>
1723
1724 * pipeline.c (frv_pipeline_add_insn): Only clear MSR0 and FSR0 fields
1725 if this is the first insn of its class in the pipeline.
1726 * frv-sim.h (frvbf_media_register_not_aligned): New function.
1727 * traps.c (frvbf_media_register_not_aligned): New function.
1728 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1729
17301999-11-17 Dave Brolley <brolley@cygnus.com>
1731
1732 * pipeline.c (frv_pipeline_add_insn): Clear MSRx.SIE fields.
1733 * frv-sim.h (OR_MSR_SIE): New macro.
1734 (CLEAR_MSR_SIE): New macro.
1735 (frvbf_media_overflow): Now takes sie argument.
1736 (frv_set_mp_exception_registers): Now takes sie argument.
1737 * interrupts.c (frv_set_mp_exception_registers): Now takes sie argument.
1738 Set MSRx.SIE field.
1739 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1740
17411999-11-15 Dave Brolley <brolley@cygnus.com>
1742
1743 * traps.c (frv_mtrap): New function.
1744 (frvbf_media_cr_not_aligned): New function.
1745 (frvbf_media_acc_not_aligned): New function.
1746 (frvbf_media_overflow): New function.
1747 * pipeline.c (frv_pipeline_add_insn): Clear MSR fields.
1748 * interrupts.c: Call frv_set_mp_exception_registers.
1749 (frv_set_mp_exception_registers): New function.
1750 * frv-sim.h (frv_msr_mtt): New enumeration.
1751 (GET_MSR): New macro.
1752 (SET_MSR): New macro.
1753 (GET_MSR_AOVF): New macro.
1754 (SET_MSR_AOVF): New macro.
1755 (GET_MSR_OVF): New macro.
1756 (SET_MSR_OVF): New macro.
1757 (CLEAR_MSR_OVF): New macro.
1758 (GET_MSR_MTT): New macro.
1759 (SET_MSR_MTT): New macro.
1760 (frv_set_mp_exception_registers): New function.
1761 (frv_mtrap): New function.
1762 (FRV_IS_MEDIA_INSN): New macro.
1763 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1764
17651999-11-10 Dave Brolley <brolley@cygnus.com>
1766
1767 * sim-main.h (_sim_cpu): Add debug_state member.
1768 * mloop.in (_parallel_write_queued): Clear data_written.length.
1769 * interrupts.c (frv_interrupt_table): Offset of BREAK_EXCEPTION
1770 handler is 0xff.
1771 (frv_queue_break_interrupt): New function.
1772 (frv_break_interrupt): New function.
1773 (handle_interrupt): Handle break_interrupt.
1774 (frv_non_operating_interrupt): Now takes interrupt_kind.
1775 * frv-sim.h (frv_queue_break_interrupt): New function.
1776 (frv_break_interrupt): New function.
1777 (frv_break): New function.
1778 (frv_non_operating_interrupt): Now takes interrupt_kind.
1779 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1780
17811999-11-09 Dave Brolley <brolley@cygnus.com>
1782
1783 * pipeline.c (frv_pipeline_add_insn): Clear FSR0.FTT when adding
1784 a floating point insn.
1785 * traps.c (frvbf_fpu_error): Map fpu status to frv interrupts.
1786 * interrupts.c (frv_queue_illegal_instruction_interrupt): Call
1787 frv_queue_fp_exception_interrupt.
1788 (frv_queue_fp_exception_interrupt): New function.
1789 (next_available_fq): New function.
1790 (set_fp_exception_registers): New function.
1791 (set_exception_status_registers): Now returns 1 if interrupt not masked.
1792 (check_for_compound_interrupt): Now returns NULL if interrupt masked.
1793 (frv_program_interrupt): Don't process interrupt if it is masked.
1794 * frv.c (frvbf_h_fr_double_get_handler): Call
1795 frv_queue_fp_exception_interrupt.
1796 (frvbf_h_fr_double_set_handler): Call frv_queue_fp_exception_interrupt.
1797 (frvbf_h_fr_quad_set_handler): Call frv_queue_fp_exception_interrupt.
1798 (frvbf_store_quad_FRint): Call frv_queue_fp_exception_interrupt.
1799 * frv-sim.h: Get/set hardware directly in GET/SET macros.
1800 (frv_fp_exception_info): New struct type.
1801 (frv_interrupt_queue_element): Add fp_info member.
1802 (frv_fsr_traps): New enumeration.
1803 (frv_fsr_ftt): New enumeration.
1804 (frv_sie): New enumeration.
1805 (frv_miv): New enumeration.
1806 (GET_FSR): New macro.
1807 (SET_FSR): New macro.
1808 (GET_FSR_TEM): New macro.
1809 (SET_FSR_QNE): New macro.
1810 (SET_FSR_FTT): New macro.
1811 (GET_FSR_AEXC): New macro.
1812 (SET_FSR_AEXC): New macro.
1813 (GET_FQ): New macro.
1814 (SET_FQ): New macro.
1815 (SET_FQ_OPC): New macro.
1816 (SET_FQ_MIV): New macro.
1817 (SET_FQ_SIE): New macro.
1818 (SET_FQ_FTT): New macro.
1819 (SET_FQ_CEXC): New macro.
1820 (GET_FQ_VALID): New macro.
1821 (SET_FQ_VALID): New macro.
1822 (frv_queue_fp_exception_interrupt): New function.
1823 (FRV_IS_FLOAT_INSN): New macro.
1824
18251999-11-04 Dave Brolley <brolley@cygnus.com>
1826
1827 * traps.c (frvbf_fpu_error): No floating point errors need to be
1828 detected.
1829 * interrupts.c (clear_exception_status_registers): Clear 'valid' fields
1830 of the ESR registers too.
1831 (set_exception_status_registers): Don't set EAR for any precise
1832 interrupts. Register index should be 1 for insns in PIPE_I1. Clear
1833 ESR.EAV and ESR.EDV if not setting them. Set ESR.VALID.
1834 (non_operating_interrupt): No need for return code.
1835 (frv_program_or_software_interrupt): Process interrupt regardless
1836 of operating mode. If PSR.ET was not set at the start of processing,
1837 then stop the simulation with a message.
1838 (frv_save_data_written_for_interrupts): Handle CGEN_FN_XI_WRITE and
1839 CGEN_MEM_XI_WRITE.
1840 * frv.c (frvbf_h_gr_quad_set_handler): New function.
1841 (frvbf_h_fr_quad_set_handler): New function.
1842 (frvbf_h_cpr_quad_set_handler): New function.
1843 (frvbf_load_quad_GR): Renamed from frvbf_load_multiple_GR. Use new
1844 sim_queue_fn_xi_write.
1845 (frvbf_load_quad_FRint): Renamed from frvbf_load_multiple_GR. Use new
1846 sim_queue_fn_xi_write.
1847 (frvbf_load_quad_CPR): Renamed from frvbf_load_multiple_GR. Use new
1848 sim_queue_fn_xi_write.
1849 (frvbf_store_quad_GR): Renamed from frvbf_store_multiple_GR. Use new
1850 sim_queue_mem_xi_write.
1851 (frvbf_store_quad_FRint): Renamed from frvbf_store_multiple_GR. Use new
1852 sim_queue_mem_xi_write.
1853 (frvbf_store_quad_CPR): Renamed from frvbf_store_multiple_GR. Use new
1854 sim_queue_mem_xi_write.
1855 * frv-sim.h (frvbf_h_gr_quad_set_handler): New function.
1856 (frvbf_h_fr_quad_set_handler): New function.
1857 (frvbf_h_cpr_quad_set_handler): New function.
1858 (SET_ESR_VALID): New macro.
1859 (CLEAR_ESR_VALID): New macro.
1860 (CLEAR_ESR_EAV): New macro.
1861 (CLEAR_ESR_EDV): New macro.
1862 * sem.c: Regenerate.
1863
18641999-11-02 Dave Brolley <brolley@cygnus.com>
1865
1866 * traps.c (frv_core_signal): Call
1867 frv_queue_mem_address_not_aligned_interrupt.
1868 * mloop.in (_parallel_write_queued): Call
1869 frv_save_data_written_for_interrupts.
1870 * frv.c (frvbf_h_gr_double_get_handler): Call
1871 frv_queue_register_exception_interrupt.
1872 (frvbf_h_cpr_double_get_handler): Call
1873 frv_queue_register_exception_interrupt.
1874 (frvbf_h_cpr_double_set_handler): Call
1875 frv_queue_register_exception_interrupt.
1876 (frvbf_load_multiple_GR): Call
1877 frv_queue_register_exception_interrupt.
1878 (frvbf_store_multiple_GR): Call
1879 frv_queue_register_exception_interrupt.
1880 (frvbf_load_multiple_CPR): Call
1881 frv_queue_register_exception_interrupt.
1882 (frvbf_store_multiple_CPR): Call
1883 frv_queue_register_exception_interrupt.
1884 (frvbf_h_tbr_get_handler): Fix TBR.TBA mask.
1885 * interrupts.c (frv_queue_software_interrupt): Now returns interrupt
1886 queue element.
1887 (frv_queue_program_interrupt): Now returns interrupt queue element.
1888 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
1889 element.
1890 (frv_queue_interrupt): Now returns interrupt queue element.
1891 (frv_queue_register_exception_interrupt): New function.
1892 (frv_queue_mem_address_not_aligned_interrupt): New function.
1893 (frv_save_data_written_for_interrupts): New function.
1894 (next_available_edr): EDR registers available in blocks of 4.
1895 (clear_exception_status_registers): New function.
1896 (set_exception_status_registers): Pass esr to SET_ESR* macros.
1897
1898 * frv-sim.h (struct frv_data_written): New struct type.
1899 (frv_interrupt_queue_element): Add data_written member.
1900 (frv_queue_software_interrupt): Now returns interrupt queue element.
1901 (frv_queue_program_interrupt): Now returns interrupt queue element.
1902 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
1903 element.
1904 (frv_queue_interrupt): Now returns interrupt queue element.
1905 (frv_queue_register_exception_interrupt): New function.
1906 (frv_queue_mem_address_not_aligned_interrupt): New function.
1907 (frv_save_data_written_for_interrupts): New function.
1908
19091999-10-27 Dave Brolley <brolley@cygnus.com>
1910
1911 * interrupts.c (ITABLE_ENTRY): New macro.
1912 (frv_interrupt_table): Add exception codes.
1913 (next_available_esr): New function.
1914 (next_available_edr): New function.
1915 (set_edr_register): New function.
1916 (set_exception_status_registers): New function.
1917 (check_for_compound_interrupt): Record information on all interrupts
1918 found.
1919 (frv_program_interrupt): Always call check_for_compound_interrupt.
1920 * frv.c (frvbf_h_pc_set_handler): Removed.
1921 (frvbf_h_spr_get_handler): Handle LR register.
1922 (frvbf_h_spr_set_handler): Handle LR register.
1923 (frvbf_h_lr_get_handler): New function.
1924 (frvbf_h_lr_set_handler): New function.
1925 * frv-sim.h (frvbf_h_lr_get_handler): New function.
1926 (frvbf_h_lr_set_handler): New function.
1927 (frv_ec): New enumeration.
1928 (frv_interrupt): Add frv_ec field.
1929 (frv_rec): New enumeration.
1930 (frv_daec): New enumeration.
1931 (frv_interrupt_queue_element): Add eaddress, rec, iaec, daec fields.
1932 (SET_ESR_EC): New macro.
1933 (SET_ESR_REC): New macro.
1934 (SET_ESR_IAEC): New macro.
1935 (SET_ESR_DAEC): New macro.
1936 (SET_ESR_EAV): New macro.
1937 (GET_ESR_EDV): New macro.
1938 (SET_ESR_EDV): New macro.
1939 (GET_ESR_EDN): New macro.
1940 (SET_ESR_EDN): New macro.
1941 (GET_ESR): New macro.
1942 (SET_ESR): New macro.
1943 (SET_EPCR): New macro.
1944 (SET_EAR): New macro.
1945 (SET_EDR): New macro.
1946 (GET_ESFR): New macro.
1947 (SET_ESFR): New macro.
1948 * cpu.c,cpu.h,sem.c: Rebuild.
1949
19501999-10-26 Dave Brolley <brolley@cygnus.com>
1951
1952 * traps.c (frvbf_check_non_excepting_load): Only set NESR, NECR, NEEAR
1953 if mach is frv.
1954 (clear_nesr_neear): Only execute if mach is frv.
1955
19561999-10-22 Dave Brolley <brolley@cygnus.com>
1957
1958 * sim-main.h (sim_cpu): Add pipeline.
1959 (CPU_PIPELINE): New macro.
1960 * mloop.in (_parallel_write_queued): Maintain pc in cpu during writes.
1961 (main loop): Maintain pc in cpu.
1962 * frv-sim.h (frv_queue_software_interrupt): New interface.
1963 (frv_queue_program_interrupt): New interface.
1964 (frv_queue_illegal_instruction_interrupt: New interface.
1965 (frv_queue_interrupt): New interface.
1966 (frv_detect_insn_access_interrupts): New interface.
1967 (frv_process_interrupts): New interface.
1968 (frv_program_interrupt): New interface.
1969 (frv_software_interrupt): New interface.
1970 (frv_program_or_software_interrupt): New interface.
1971 (FRV_PIPELINE): Moved from pipline.c.
1972 (frv_pipeline_reset): New interface.
1973 (frv_pipeline_add_insn): New interface.
1974 * interrupts.c (frv_queue_software_interrupt): New interface.
1975 (frv_queue_program_interrupt): New interface.
1976 (frv_queue_illegal_instruction_interrupt: New interface.
1977 (frv_queue_interrupt): New interface.
1978 (frv_detect_insn_access_interrupts): New interface.
1979 (frv_process_interrupts): New interface.
1980 (frv_program_interrupt): New interface.
1981 (frv_software_interrupt): New interface.
1982 (frv_program_or_software_interrupt): New interface.
1983 * frv.c: Use new interfaces.
1984 * pipeline.c: Use new interfaces.
1985 * traps.c: Use new interfaces.
1986 * memory.c: Use new interfaces.
1987 (frv_address_forbidden): No longer static.
1988
19891999-10-19 Dave Brolley <brolley@cygnus.com>
1990
1991 * traps.c (frvbf_check_non_excepting_load): Set NESR.DAEC, NESR.REC and
1992 NESR.EC.
1993 * mloop.in (_parallel_write_queued): Handle CGEN_FN_PC_WRITE.
1994 * frv.c (frvbf_h_pc_set_handler): New function.
1995 * interrupts.c (frv_detect_data_interrupt): Removed.
1996 (address_forbidden): Removed.
1997 * frv-sim.h (frv_detect_data_interrupt): Removed.
1998 (NESR_MEM_ADDRESS_NOT_ALIGNED): New macro.
1999 (NESR_REGISTER_NOT_ALIGNED): New macro.
2000 (NESR_UQI_SIZE): New macro.
2001 (NESR_QI_SIZE): New macro.
2002 (NESR_UHI_SIZE): New macro.
2003 (NESR_HI_SIZE): New macro.
2004 (NESR_SI_SIZE): New macro.
2005 (NESR_DI_SIZE): New macro.
2006 (NESR_XI_SIZE): New macro.
2007 (GET_NESR_DAEC): New macro.
2008 (SET_NESR_DAEC): New macro.
2009 (GET_NESR_REC): New macro.
2010 (SET_NESR_REC): New macro.
2011 (GET_NESR_EC): New macro.
2012 (SET_NESR_EC): New macro.
2013 (frvbf_read_mem_QI): New function.
2014 (frvbf_read_mem_UQI): New function.
2015 (frvbf_read_mem_HI): New function.
2016 (frvbf_read_mem_UHI): New function.
2017 (frvbf_read_mem_SI): New function.
2018 (frvbf_read_mem_WI): New function.
2019 (frvbf_read_mem_DI): New function.
2020 (frvbf_read_mem_DF): New function.
2021 (frvbf_write_mem_QI): New function.
2022 (frvbf_write_mem_UQI): New function.
2023 (frvbf_write_mem_HI): New function.
2024 (frvbf_write_mem_UHI): New function.
2025 (frvbf_write_mem_SI): New function.
2026 (frvbf_write_mem_WI): New function.
2027 (frvbf_write_mem_DI): New function.
2028 (frvbf_write_mem_DF): New function.
2029 * Makefile.in (SIM_OBJS): Add memory.o.
2030 * cpu.c,cpu.h,sem.c: Rebuild.
2031
20321999-10-18 Dave Brolley <brolley@cygnus.com>
2033
2034 * sim-if.c (sim_open): Use a real fpu error function.
2035 * pipeline.c (frv_pipeline_add_insn): Don't add invalid insns.
2036 * mloop.in (_parallel_write_queued): Clear queue after writing.
2037 * interrupts.c (check_for_compound_interrupt): New function.
2038 (non_operating_interrupt): New function.
2039 * frv-sim.h (frvbf_h_gr_double_get_handler): New function.
2040 (frvbf_h_gr_double_set_handler): New function.
2041 (frvbf_h_fr_double_get_handler): New function.
2042 (frvbf_h_fr_double_set_handler): New function.
2043 (frvbf_h_cpr_double_get_handler): New function.
2044 (frvbf_h_cpr_double_set_handler): New function.
2045 (frv_interrupt_queue_element): New struct type.
2046 (frv_queue_program_interrupt): Now takes pc.
2047 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2048 (frv_queue_interrupt): Now takes pc.
2049 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2050 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2051 (frvbf_division_exception): New function.
2052 (frvbf_fpu_error): New function.
2053 (frvbf_load_multiple_GR): New function.
2054 (frvbf_load_multiple_FR): New function.
2055 (frvbf_load_multiple_CPR): New function.
2056 * frv.c (frvbf_h_gr_double_get_handler): New function.
2057 (frvbf_h_gr_double_set_handler): New function.
2058 (frvbf_h_fr_double_get_handler): New function.
2059 (frvbf_h_fr_double_set_handler): New function.
2060 (frvbf_h_cpr_double_get_handler): New function.
2061 (frvbf_h_cpr_double_set_handler): New function.
2062 (frv_interrupt_queue_element): New struct type.
2063 (frv_queue_program_interrupt): Now takes pc.
2064 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2065 (frv_queue_interrupt): Now takes pc.
2066 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2067 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2068 (frvbf_fpu_error): New function.
2069 (frvbf_load_multiple_GR): New function.
2070 (frvbf_load_multiple_FR): New function.
2071 (frvbf_load_multiple_CPR): New function.
2072 * traps.c (frvbf_division_exception): New function.
2073 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2074
20751999-10-12 Dave Brolley <brolley@cygnus.com>
2076
2077 * mloop.in (new_vpc): New variable.
2078 (main loop): Call frv_detect_insn_access_interrupts. Call
2079 frv_detect_data_interrupts.
2080 * interrupts.c (access_queued_to): New function.
2081 (frv_detect_data_interrupts): New function.
2082 (frv_detect_insn_access_interrupts): New function.
2083 (frv_program_or_software_interrupt): Set PSR.S.
2084 * frv-sim.h (frv_detect_data_interrupts): New function.
2085 (frv_detect_insn_interrupts): New function.
2086
20871999-10-07 Dave Brolley <brolley@cygnus.com>
2088
2089 * frv-sim.h (frvbf_h_gr_hi_get_handler): New function.
2090 (frvbf_h_gr_hi_set_handler): New function.
2091 (frvbf_h_gr_lo_get_handler): New function.
2092 (frvbf_h_gr_lo.set_handler): New function.
2093 * frv.c (frvbf_h_gr_hi_get_handler): New function.
2094 (frvbf_h_gr_hi_set_handler): New function.
2095 (frvbf_h_gr_lo_get_handler): New function.
2096 (frvbf_h_gr_lo.set_handler): New function.
2097 (frvbf_model_fr500_u_integer): New function.
2098 * arch.h,cpu.h,cpu.c,decode.h,decode.c,model.c,sem.c: Rebuild.
2099
21001999-10-04 Dave Brolley <brolley@cygnus.com>
2101
2102 * traps.c: Use sim_engine_abort.
2103 * pipeline.c (frv_pipeline): Add field for insn major.
2104 (add_next_to_pipe): Return address of matching pipeline.
2105 (find_major_in_pipeline): New function.
2106 (check_insn_major_constraints: New function.
2107 (frv_pipeline_add_insn): Add checks for insn major constraints.
2108 * interrupts.c (frv_process_interrupts): Use sim_engine_abort.
2109 * frv.c (frvbf_h_spr_get_handler): No need to abort.
2110
2111Thu Sep 30 18:10:25 1999 Dave Brolley <brolley@cygnus.com>
2112
2113 * pipeline.c: New file.
2114 * mloop.in (main loop): Call frv_pipeline_reset.
2115 Call frv_pipeline_add_insn.
2116 * frv-sim.h (frv_pipeline_reset): New function.
2117 (frv_pipeline_add_insn): New function.
2118 * Makefile.in (SIM_OBJS): Add pipeline.o
2119
21201999-09-29 Doug Evans <devans@casey.cygnus.com>
2121
2122 * sem.c: Rebuild.
2123 * traps.c (sim_engine_invalid_insn): New arg `vpc'. Change type of
2124 result to SEM_PC. Return vpc.
2125
2126Wed Sep 29 16:01:52 1999 Dave Brolley <brolley@cygnus.com>
2127
2128 * interrupts.c (frv_interrupt_table): DATA_STORE_ERROR is imprecise.
2129 (frv_queue_interrupt): Don't detect identical interrupts here.
2130
2131Wed Sep 29 14:49:52 1999 Dave Brolley <brolley@cygnus.com>
2132
2133 * interrupts.c: New file.
2134 * traps.c (sim_engine_invalid_insn): Return PC of next insn.
2135 (frv_software_interrupt): Moved to interrupts.c.
2136 (frv_itrap): New interface. Call frv_queue_software_interrupt.
2137 * mloop.in (@cpu@_parallel_write_init): set previous_vliw_pc.
2138 (@cpu@_perform_writeback): New function.
2139 (main loop): Call frv_process_interrupts.
2140 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2141 (frv_itrap): New interface.
2142 (frv_interrupt_class): New enumeration.
2143 (frv_interrupt_kind): New enumeration.
2144 (struct frv_interrupt): New struct type.
2145 (frv_interrupt_table): New table of interrupt information.
2146 (FRV_INTERRUPT_QUEUE_SIZE): New macro.
2147 (struct frv_interrupt_state): New struct type.
2148 (frv_interrupt_state): New global variable.
2149 (previous_vliw_pc): New global variable.
2150 (frv_queue_software_interrupt): New function.
2151 (frv_queue_program_interrupt): New function.
2152 (frv_queue_interrupt): New function.
2153 (frv_process_interrupts): New function.
2154 (frv_program_interrupt): New function.
2155 (frv_software_interrupt): New function.
2156 (frv_program_or_software_interrupt): New function.
2157 (frv_clear_interrupt_classes): New function.
2158 * frv.c (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2159 * Makefile.in (SIM_OBJS): Add interrupts.o
2160 * sem.c: Rebuild.
2161
21621999-09-25 Doug Evans <devans@casey.cygnus.com>
2163
2164 * cpu.h,cpuall.h,decode.c,sem.c: Rebuild.
2165
2166Tue Sep 21 17:16:47 1999 Dave Brolley <brolley@cygnus.com>
2167
2168 * mloop.in (main loop): Determine last insn from scache entry.
2169 * cpu.h: Rebuild.
2170 * cpuall.h: Rebuild.
2171
2172Tue Sep 14 14:21:31 1999 Dave Brolley <brolley@cygnus.com>
2173
2174 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): New flag.
2175 (NECR_ELOS): Define as unshifted value.
2176 (NECR_NEN): Define as unshifted value.
2177 (NECR_VALID): Define as unshifted value.
2178 (SET_NESR): Rewite to use post-write queue.
2179 (SET_NESR_VALID): Rewite to operate on argument.
2180 (SET_NESR_EAV): Rewite to operate on argument.
2181 (SET_NESR_FR): Rewite to operate on argument.
2182 (CLEAR_NESR_FR): Rewite to operate on argument.
2183 (SET_NESR_DRN): Rewite to operate on argument.
2184 (SET_NESR_SIZE): Rewite to operate on argument.
2185 (SET_NESR_NEAN): Rewite to operate on argument.
2186 (SET_NEEAR): Rewite to use post-write queue.
2187 (SET_NE_FLAG): Rewite to use post-write queue.
2188 (CLEAR_NE_FLAG): Rewite to use post-write queue.
2189 * traps.c (frv_software_interrupt): Rewite to use post-write queue.
2190 (frv_rett): Rewite to use post-write queue.
2191 (next_available_nesr): Rewrite to use new macro interfaces.
2192 (next_valid_nesr): Ditto.
2193 (frvbf_check_non_excepting_load): Ditto.
2194 (frvbf_check_recovering_store): Ditto.
2195 (clear_nesr_neear): Ditto.
2196 (clear_ne_flags): Ditto.
2197 * mloop.in (main loop): Update PCSR with address of next VLIW insn
2198 when flag is set.
2199 * frv.c (frvbf_h_spr_get_handler): Shift register fields here now.
2200 (frvbf_store_multiple_GR): Rewite to use post-write queue.
2201 (frvbf_store_multiple_FRint): Rewite to use post-write queue.
2202 (frvbf_store_multiple_CPR): Rewite to use post-write queue.
2203 * Makefile.in (frv.o): Depend on cgen-par.h.
2204
2205Fri Sep 10 17:03:15 1999 Dave Brolley <brolley@cygnus.com>
2206
2207 * frv-sim.h (frvbf_set_write_next_vliw_addr_to_LR): New function.
2208 (frvbf_write_next_vliw_addr_to_LR): New flag.
2209 * frv.c (frvbf_set_write_next_vliw_addr_to_LR): New function.
2210 * mloop.in: Only take the first branch in a VLIW insn. Set LR to the
2211 address of the next VLIW insn if flag is set.
2212 * cpu.h,decode.c,sem.c: Rebuild.
2213
2214Tue Sep 7 13:44:23 1999 Dave Brolley <brolley@cygnus.com>
2215
2216 * mloop.in: Limit parallel insns to MAX_PARALLEL_INSNS.
2217 * sem.c: Rebuild.
2218
22191999-09-02 Doug Evans <devans@casey.cygnus.com>
2220
2221 * configure: Regenerated to track ../common/aclocal.m4 changes.
2222
22231999-09-01 Doug Evans <devans@casey.cygnus.com>
2224
2225 * decode.c: Rebuild.
2226
2227Mon Aug 30 17:54:57 1999 Dave Brolley <brolley@cygnus.com>
2228
2229 * traps.c (frv_rett): New function.
2230 * frv.c (frvbf_h_spr_get_handler): Handle bpsr.
2231 (frvbf_h_spr_set_handler): Handle bpsr.
2232 (frvbf_h_bpsr_get_handler): New function.
2233 (frvbf_h_bpsr_set_handler): New function.
2234 * frv-sim.h (frv_rett): New function.
2235 (frvbf_h_bpsr_get_handler): New function.
2236 (frvbf_h_bpsr_set_handler): New function.
2237 * mloop.in: Read actual packing bit.
2238 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2239
2240Tue Aug 31 16:04:37 1999 Dave Brolley <brolley@cygnus.com>
2241
2242 * traps.c (WANT_CPU): New macro.
2243 (WANT_CPU_FRVBF): New macro.
2244 (frvbf_check_recovering_store): Use registers for source and queue
2245 writes.
2246 * mloop.in: New main loop for parallel support.
2247 (@cpu@_parallel_write_init): New function.
2248 (@cpu@_parallel_write_queued): New function.
2249 * frv-sim.h (set_icc_for_shift_left): New interface.
2250 (set_icc_for_shift_right): New interface.
2251 (frvbf_check_recovering_store): New interface.
2252 * frv.c (set_icc_for_shift_left): Pass and return icc value.
2253 (set_icc_for_shift_right): Pass and return icc value.
2254 (frvbf_check_recovering_store): New interface.
2255 * Makefile.in (FRV_OBJS): Add cgen-par.o.
2256 (stamp-mloop): Add cgen parallel options.
2257 (stamp-arch): Remove with-profile option.
2258 (stamp-cpu): Add cgen parallel options.
2259 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2260
22611999-08-28 Doug Evans <devans@casey.cygnus.com>
2262
2263 * cpu.h,decode.c,sem.c: Rebuild.
2264
2265Wed Aug 25 12:25:04 1999 Dave Brolley <brolley@cygnus.com>
2266
2267 * arch.h,cpu.h,decode.h,model.c,sem.c: Rebuild.
2268
2269Thu Aug 19 17:59:00 1999 Dave Brolley <brolley@cygnus.com>
2270
2271 * configure.in: fr500 now the default model.
2272 * configure: Regenerate.
2273 * frv.c: Change frv-1 to frv-gen.
2274 (frvbf_model_fr500_u_exec): New function.
2275 * Makefile.in (stamp-cpu): Use 'mach=frv,fr500' to build decoder.
2276 * mloop.in: Fix typos in comments.
2277 * arch.c,arch.h,cpu.h,cpuall.h,decode.h,model.c,sem.c: Rebuild.
2278
22791999-08-17 Dave Brolley <brolley@cygnus.com>
2280
2281 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2282
22831999-08-09 Doug Evans <devans@casey.cygnus.com>
2284
2285 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2286
22871999-08-04 Doug Evans <devans@casey.cygnus.com>
2288
2289 * cpu.h,cpuall.h,decode.c,model.c,sem.c: Rebuild.
2290
2291Fri Jul 16 14:50:15 1999 Dave Brolley <brolley@cygnus.com>
2292
2293 * frv.c (frvbf_fetch_register): Use GDB register number macros.
2294 (frvbf_store_register): Use GDB register number macros.
2295 (frvbf_cut): New function.
2296 * frv-sim.h (GR_REGNUM_MAX): New macro.
2297 (FR_REGNUM_MAX): New macro.
2298 (PC_REGNUM): New macro.
2299 (LR_REGNUM): New macro.
2300 (frvbf_cut): New function.
2301 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2302
23031999-07-15 Stan Shebs <shebs@andros.cygnus.com>
2304
2305 * frv.c (frvbf_fetch_register): Add ability to get LR register,
2306 add default for unhandled registers.
2307 (frvbf_store_register): Add ability to set LR register.
2308
23091999-07-14 Stan Shebs <shebs@andros.cygnus.com>
2310
2311 * frv.c (frvbf_fetch_register, frvbf_store_register): Fill in.
2312 (decode_gdb_dr_regnum): Remove, not used.
2313
23141999-07-13 Michael Meissner <meissner@cygnus.com>
2315
2316 * Makefile.in (SIM_EXTRA_FLAGS): Incorporate @sim_trapdump@.
2317
2318 * configure.in (--enable-sim-trapdump): New switch to make unknown
2319 traps dump the register contents, instead of doing the trap thing.
2320 * configure: Regenerate.
2321
2322 * frv-sim.h (TRAP_BREAKPOINT): Define as 81, so it can be used.
2323 (TRAP_REGDUMP{1,2}): Define to provide register dumping support
2324 temporarily.
2325
2326 * traps.h (toplevel): Include bfd.h, libiberity.h.
2327 (frv_itrap): Add support for --enable-sim-trapdump and traps 2,3
2328 dumping the registers.
2329
2330Thu Jul 8 10:57:39 1999 Dave Brolley <brolley@cygnus.com>
2331
2332 * Makefile.in (SIM_EXTRA_LIBS): Removed. libm no longer needed.
2333
2334Wed Jul 7 17:01:12 1999 Dave Brolley <brolley@cygnus.com>
2335
2336 * cpu.c,cpu.h,decode.c,model.c,sem.c: Rebuild.
2337
2338Tue Jul 6 16:12:18 1999 Dave Brolley <brolley@cygnus.com>
2339
2340 * frv.c (frvbf_square_root_SF): Removed.
2341 (frvbf_square_root_DF): Removed.
2342 (frvbf_h_fr_double_get_handler): Removed.
2343 (frvbf_h_fr_double_set_handler): Removed.
2344 (frvbf_h_fr_int_get_handler): Removed.
2345 (frvbf_h_fr_int_set_handler): Removed.
2346 * frv-sim.h (frvbf_square_root_SF): Removed.
2347 (frvbf_square_root_DF): Removed.
2348 (frvbf_h_fr_double_get_handler): Removed.
2349 (frvbf_h_fr_double_set_handler): Removed.
2350 (frvbf_h_fr_int_get_handler): Removed.
2351 (frvbf_h_fr_int_set_handler): Removed.
2352 * decode.c,decode.h,model.c,sem.c: Rebuild.
2353
23541999-07-05 Doug Evans <devans@casey.cygnus.com>
2355
2356 * Makefile.in (SIM_OBJS): Add cgen-fpu.o, cgen-accfp.o.
2357 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2358 * sim-if.c (sim_open): Initialize fpu.
2359 * frv-sim.h (SETMEMSF,SETMEMDF): Delete.
2360 * frv.c (frvbf_store_multiple_FRint): Replace frvbf_h_fr_int_get
2361 with frvbf_h_fr_get.
2362
2363Wed Jun 30 15:56:56 1999 Dave Brolley <brolley@cygnus.com>
2364
2365 * frv-sim.h (NESR_RANGE): New macro.
2366 (NO_NESR): New macro.
2367 (GET_NESR_VALID): New macro.
2368 (next_ne_index): Removed.
2369 * traps.c (next_available_nesr): New function.
2370 (next_valid_nesr): New function.
2371 (frvbf_check_non_excepting_load): Use next_available_nesr.
2372 (frvbf_check_recovering_store): Use next_available_nesr and
2373 next_valid_nesr.
2374 (clear_nesr_neear): Use next_available_nesr and next_valid_nesr.
2375 (frvbf_check_recovering_store): Only consider one matching register.
2376 * sem.c: Rebuild.
2377
2378Tue Jun 29 16:54:32 1999 Dave Brolley <brolley@cygnus.com>
2379
2380 * frv.c (frvbf_square_root_SF): New function.
2381 (frvbf_square_root_DF): New function.
2382 (frvbf_h_fr_double_get_handler): New function.
2383 (frvbf_h_fr_double_set_handler): New function.
2384 * frv-sim.h (frvbf_square_root_SF): New function.
2385 (frvbf_square_root_DF): New function.
2386 (frvbf_h_fr_double_get_handler): New function.
2387 (frvbf_h_fr_double_set_handler): New function.
2388 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c: Rebuild.
2389
23901999-06-28 Dave Brolley <brolley@cygnus.com>
2391
2392 * decode.c,decode.h,model.c,sem.c: Regenerate.
2393
2394Thu Jun 24 17:26:32 1999 Dave Brolley <brolley@cygnus.com>
2395
2396 * Makefile.in (SIM_EXTRA_LIBS): Add -lm.
2397 * frv-sim.h (frvbf_h_fr_int_get_handler): New function.
2398 (frvbf_h_fr_int_set_handler): New function.
2399 (frvbf_store_multiple_FRint): New function.
2400 (frvbf_square_root_SF): New function.
2401 * frv.c (frvbf_h_fr_int_get_handler): New function.
2402 (frvbf_h_fr_int_set_handler): New function.
2403 (frvbf_store_multiple_FRint): New function.
2404 (frvbf_square_root_SF): New function.
2405 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2406
24071999-06-23 Doug Evans <devans@casey.cygnus.com>
2408
2409 * Makefile.in (stamp-mloop): Delete -fast -pbb -switch args
2410 to genmloop.sh. Pass -scache instead.
2411 (mloop.o): Delete sem-switch.c dependency.
2412 (sem-switch.c): Delete rule.
2413 (stamp-cpu): Don't build sem-switch.c.
2414 * sem-switch.c: Delete.
2415 * mloop.in (xfull-exec-*): Fix call to execute.
2416 * tconfig.in (WITH_SCACHE_PBB): Define as 0.
2417
2418 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2419
2420Tue Jun 22 16:23:57 1999 Dave Brolley <brolley@cygnus.com>
2421
2422 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2423
2424Mon Jun 21 17:34:10 1999 Dave Brolley <brolley@cygnus.com>
2425
2426 * mloop.in (execute): Force gr0 to zero before each insn.
2427 * cpu.h,cpu.c,decode.c,sem.c,sem-switch.c: Regenerate.
2428
24291999-06-18 Doug Evans <devans@casey.cygnus.com>
2430
2431 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2432
2433Fri Jun 18 17:49:23 1999 Dave Brolley <brolley@cygnus.com>
2434
2435 * frv.c (frvbf_h_gr_get_handler): New function.
2436 (frvbf_h_gr_set_handler): New function:
2437 (frvbf_store-multiple_GR): New function:
2438 (frvbf_store-multiple_FR): New function:
2439 (frvbf_store-multiple_CPR): New function:
2440 * frv-sim.h (frvbf_h_gr_get_handler): New function.
2441 (frvbf_h_gr_set_handler): New function:
2442 (frvbf_store-multiple_GR): New function:
2443 (frvbf_store-multiple_FR): New function:
2444 (frvbf_store-multiple_CPR): New function:
2445 * traps.c (frv_itrap): Implement proper syscalls interface.
2446 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2447
2448Fri Jun 18 14:36:23 1999 Dave Brolley <brolley@cygnus.com>
2449
2450 * traps.c (frvbf_check_non_excepting_divide): New function.
2451 (frvbf_check_recovering_store): New function.
2452 (clear_nesr_neear): New function.
2453 (clear_ne_flags): New function.
2454 (frvbf_commit): New function.
2455
2456 * frv-sim.h (frvbf_check_non_excepting_divide): New function.
2457 (frvbf_check_recovering_store): New function.
2458 (clear_nesr_neear): New function.
2459 (clear_ne_flags): New function.
2460 (frvbf_commit): New function.
2461 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2462
24631999-06-16 Dave Brolley <brolley@cygnus.com>
2464
2465 * frv.c (frvbf_h_spr_get_handler): Handle SPR_NECR.
2466 (frvbf_h_spr_set_handler): Handle SPR_NECR.
2467 * traps.c (next_ne_index): New variable.
2468 (frvbf_check_non_excepting_load): New function.
2469 * frv-sim.h (NECR_ELOS): New macro.
2470 (NECR_NEN): New macro.
2471 (NECR_VALID): New macro.
2472 (SET_NESR_VALID): New macro.
2473 (SET_NESR_EAV): New macro.
2474 (SET_NESR_FR): New macro.
2475 (CLEAR_NESR_FR): New macro.
2476 (SET_NESR_DRN): New macro.
2477 (SET_NESR_SIZE): New macro.
2478 (SET_NESR_NEAN): New macro.
2479 (SET_NEEAR): New macro.
2480 (GET_NE_FLAG): New macro.
2481 (SET_NE_FLAG): New macro.
2482 (CLEAR_NE_FLAG): New macro.
2483 (frvbf_check_non_excepting_load): New function:
2484 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2485
2486Wed Jun 9 18:12:49 1999 Dave Brolley <brolley@cygnus.com>
2487
2488 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2489
2490Tue Jun 8 18:13:51 1999 Dave Brolley <brolley@cygnus.com>
2491
2492 * frv.c (cr_logic): Correct andcr, nandcr, andncr and nandncr.
2493 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2494
2495Mon Jun 7 17:09:15 1999 Dave Brolley <brolley@cygnus.com>
2496
2497 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2498
24991999-06-07 Dave Brolley <brolley@cygnus.com>
2500
2501 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2502
2503Thu Jun 3 17:33:31 1999 Dave Brolley <brolley@cygnus.com>
2504
2505 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2506
2507Wed Jun 2 17:50:21 1999 Dave Brolley <brolley@cygnus.com>
2508
2509 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2510
2511Tue Jun 1 17:58:53 1999 Dave Brolley <brolley@cygnus.com>
2512
2513 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2514
2515Mon May 31 17:57:25 1999 Dave Brolley <brolley@cygnus.com>
2516
2517 * traps.c (frv_software_interrupt): Pass current_cpu to
2518 frvbf_h_psr_esr_get.
2519 (frv_software_interrupt): Calculate the new PC based on TBR.
2520 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2521
25221999-05-31 Dave Brolley <brolley@cygnus.com>
2523
2524 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2525
2526Thu May 27 17:42:00 1999 Dave Brolley <brolley@cygnus.com>
2527
2528 * frv-sim.h (frvbf_h_cccr_get_handler): New function.
2529 (frvbf_h_cccr_set_handler): New function.
2530 (frvbf_scan_result): New function.
2531 (frvbf_cr_logic): New function.
2532 * frv.c (frvbf_h_cccr_get_handler): New function.
2533 (frvbf_h_cccr_set_handler): New function.
2534 (frvbf_scan_result): New function.
2535 (frvbf_cr_logic): New function.
2536 (cr_ops,cr_result,cr_logic): New table.
2537 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2538
25391999-05-25 Dave Brolley <brolley@cygnus.com>
2540
2541 * frv.c (frvbf_h_spr_get_handler): Add support for TBR and PSR.
2542 (frvbf_h_spr_set_handler): Add support for TBR and PSR.
2543 (frv_psr_get_handler): New function.
2544 (frv_psr_set_handler): New function.
2545 (frv_tbr_get_handler): New function.
2546 (frv_tbr_set_handler): New function.
2547 (frvbf_h_ccr_get_handler): Add support for fCC.
2548 (frvbf_h_ccr_set_handler): Add support for fCC.
2549 * frv-sim.h (frv_psr_get_handler): New function.
2550 (frv_psr_set_handler): New function.
2551 (frv_tbr_get_handler): New function.
2552 (frv_tbr_set_handler): New function.
2553 * traps.c (frv_software_interrupt): Implement.
2554 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2555
2556Thu May 20 16:39:27 1999 Dave Brolley <brolley@cygnus.com>
2557
2558 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2559
25601999-05-18 Dave Brolley <brolley@cygnus.com>
2561
2562 * frv.c: (frvbf_set_icc_for_shift_left): New function.
2563 (frvbf_set_icc_for_shift_right): New function.
2564 * frv-sim.h (frvbf_set_icc_for_shift_left): New function.
2565 (frvbf_set_icc_for_shift_right): New function.
2566 (SETMEMSF): New Macro.
2567 (SETMEMDF): New Macro.
2568 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2569
2570Thu May 13 17:14:49 1999 Dave Brolley <brolley@cygnus.com>
2571
2572 * frv.c (frvbf_h_ccr_get_handler): New function.
2573 (frvbf_h_ccr_set_handler): New function.
2574 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2575
2576Tue May 11 16:13:15 1999 Dave Brolley <brolley@cygnus.com>
2577
2578 * frv-sim.h (frvbf_h_spr_get_handler,frvbf_h_spr_set_handler,
2579 frvbf_h_isr_get_handler, frvbf_h_isr_set_handler): New functions.
2580 * frv.c: Likewise.
2581 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2582
25831999-05-10 Dave Brolley <brolley@cygnus.com>
2584
2585 * cpu.h,cpu.c,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2586
2587Thu May 6 16:48:21 1999 Dave Brolley <brolley@cygnus.com>
2588
2589 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2590 * frv-sim.h (TRAP_SYSCALL): Define as 0x80.
2591
2592Wed May 5 11:52:24 1999 Dave Brolley <brolley@cygnus.com>
2593
2594 * traps.c (frv_software_interrupt): New function.
2595 (frv_itrap): New function.
2596 * frv-sim.h (TRAP_SYSCALL): define as 0.
2597 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2598
2599Mon May 3 13:49:21 1999 Dave Brolley <brolley@cygnus.com>
2600
2601 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2602
2603Thu Apr 29 17:37:06 1999 Dave Brolley <brolley@cygnus.com>
2604
2605 * Directory created.
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