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[deliverable/binutils-gdb.git] / sim / frv / ChangeLog
CommitLineData
7b1a2840
HPN		 12009-01-07 Hans-Peter Nilsson <hp@axis.com>
2
3 * sem.c: Regenerate.
4
bce3bbcb
HPN		 52008-12-23 Hans-Peter Nilsson <hp@axis.com>
6
7 * arch.c, arch.h, cpu.c, cpu.h, cpuall.h, decode.c, decode.h,
8 model.c, sem.c: Regenerate.
9
b5bd9624
HPN		 102008-07-11 Hans-Peter Nilsson <hp@axis.com>
11
12 * configure: Regenerate to track ../common/common.m4 changes.
13 * config.in: Ditto.
14
6efef468
JM		 152008-06-06 Vladimir Prus <vladimir@codesourcery.com>
16 Daniel Jacobowitz <dan@codesourcery.com>
17 Joseph Myers <joseph@codesourcery.com>
18
19 * configure: Regenerate.
20
b1bfc053
HPN		 212006-12-21 Hans-Peter Nilsson <hp@axis.com>
22
23 * config.in: Regenerate.
24
e85e3205
RE		 252006-06-13 Richard Earnshaw <rearnsha@arm.com>
26
27 * configure: Regenerated.
28
2f0122dc
DJ		 292006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
30
31 * configure: Regenerated.
32
20e95c23
DJ		 332006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
34
35 * configure: Regenerated.
36
79e59fe6
DB		 372005-10-28 Dave Brolley <brolley@redhat.com>
38
39 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
40
41 Contribute the following changes:
42 2003-09-29 Dave Brolley <brolley@redhat.com>
43
44 * frv-sim.h: Use CGEN_ATTR_VALUE_ENUM_TYPE in place of
45 CGEN_ATTR_VALUE_TYPE.
46 * mloop.in: Ditto.
47 * pipeline.c: Ditto.
48 * traps.c: Ditto.
49
2b193c4a
MK		 502005-03-23 Mark Kettenis <kettenis@gnu.org>
51
52 * configure: Regenerate.
53
35695fd6
AC		 542005-01-14 Andrew Cagney <cagney@gnu.org>
55
56 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
57 explicit call to AC_CONFIG_HEADER.
58 * configure: Regenerate.
59
f0569246
AC		 602005-01-12 Andrew Cagney <cagney@gnu.org>
61
62 * configure.ac: Update to use ../common/common.m4.
63 * configure: Re-generate.
64
38f48d72
AC		 652005-01-11 Andrew Cagney <cagney@localhost.localdomain>
66
67 * configure: Regenerated to track ../common/aclocal.m4 changes.
68
b7026657
AC		 692005-01-07 Andrew Cagney <cagney@gnu.org>
70
71 * configure.ac: Rename configure.in, require autoconf 2.59.
72 * configure: Re-generate.
73
379832de
HPN		 742004-12-08 Hans-Peter Nilsson <hp@axis.com>
75
76 * configure: Regenerate for ../common/aclocal.m4 update.
77
45aa12b4
RS		 782004-08-27 Richard Sandiford <rsandifo@redhat.com>
79
80 * cpu.[ch], arch.[ch], decode.[ch]: Regenerated.
81 * cpuall.h, model.c, sem.c: Regenerated.
82
676a64f4
RS		 832004-03-01 Richard Sandiford <rsandifo@redhat.com>
84
85 * Makefile.in (SIM_OBJS): Add profile-fr450.o.
86 (profile-fr450.o): New dependency.
87 (stamp-cpu): Add fr450 to the list of machs.
88 * sim-frv.h (SPR_IS_ACC): New macro.
89 (H_SPR_ACC4, H_SPR_ACC63, H_SPR_ACCG4, H_SPR_ACCG63): Delete.
90 * cache.c (frv_cache_init, non_cache_access): Handle bfd_mach_fr450.
91 * frv.c (check_register_alignment, check_fr_register_alignment)
92 (check_memory_alignment, do_media_average): Likewise.
93 (frvbf_clear_accumulators): Likewise. Use a mask of valid registers
94 rather than a consecutive range.
95 * interrupts.c (frv_queue_illegal_instruction_interrupt)
96 (frv_queue_non_implemented_instruction_interrupt): Handle
97 bfd_mach_fr450.
98 * memory.c (check_data_read_address, check_readwrite_address)
99 (check_insn_read_address, check_write_address): Likewise.
100 * mloop.in (@cpu@_simulate_insn_prefetch): Likewise.
101 * profile.c (reset_gr_flags, reset_fr_flags, reset_acc_flags)
102 (frvbf_model_insn_before, frvbf_model_insn_after): Likewise.
103 * profile-fr450.c: New file.
104 * registers.c (fr450_spr): New array.
105 (frv_register_control_init): Check its size. Use it for fr450.
106 (frv_check_register_access): Handle bfd_mach_fr450.
107 (frv_check_spr_read_access): Likewise. Generalize accumulator check.
108 * traps.c (frv_core_signal, frvbf_media_cr_not_aligned): Likewise.
109 (frvbf_media_acc_not_aligned): Likewise.
110 (frvbf_media_register_not_aligned): Likewise.
111 * arch.c: Regenerate.
112 * arch.h: Regenerate.
113 * cpu.h: Regenerate.
114 * cpuall.h: Regenerate.
115 * decode.h: Regenerate.
116 * model.c: Regenerate.
117
c7a48b9a
RS		 1182004-03-01 Richard Sandiford <rsandifo@redhat.com>
119
120 * cache.c (frv_cache_init): Change fr400 cache statistics to match
121 the fr405.
122 (non_cache_access): Add missing breaks.
123 * interrupts.c (set_exception_status_registers): Always set EAR15
124 for data_access_errors.
125 * memory.c (fr400_check_write_address): Remove redundant alignment
126 check.
127 * model.c: Regenerate.
128
8b73069f
RS		 1292004-03-01 Richard Sandiford <rsandifo@redhat.com>
130
131 * frv.c (frvbf_iacc_cut): Rework, taking rounding into account.
132
8ae0baa2
RS		 1332004-03-01 Richard Sandiford <rsandifo@redhat.com>
134
135 * decode.c, decode.h, model.c, sem.c: Regenerate.
136
d74c4203
KB		 1372003-11-24 Kevin Buettner <kevinb@redhat.com>
138
139 * frv-sim.h (GR_REGNUM_MAX, FR_REGNUM_MAX, PC_REGNUM, SPR_REGNUM_MIN)
140 (SPR_REGNUM_MAX): Delete.
141 * frv.c (gdb/sim-frv.h): Include.
142 (frvbf_fetch_register, frvbf_store_register): Use register number
143 constants from gdb/sim-frv.h. Check availability of general
144 purpose and float registers.
145
0b01870b
DB		 1462003-11-03 Dave Brolley <brolley@redhat.com>
147
148 * cache.c (address_interference): Check for higher priority requests
149 in the same pipeline.
150
9a29f3ca
DB		 1512003-10-31 Dave Brolley <brolley@redhat.com>
152
162cec1b 153 * frv-sim.h (LR_REGNUM): Removed.
073926e5 154 (SPR_REGNUM_MIN,SPR_REGNUM_MAX): New macros.
9a29f3ca 155 * frv.c (frvbf_fetch_register): Fetch SPR registers based on
073926e5 156 SPR_REGNUM_MIN and SPR_REGNUM_MAX. Check whether SPRs are implemented.
9a29f3ca
DB		 157 Return 0 for an unimplemented register. Return the length of the data
158 for an implemented register.
159 (frvbf_store_register): Ditto.
160
fc0a2244
AC		 1612003-10-30 Andrew Cagney <cagney@redhat.com>
162
163 * traps.c: Replace "struct symbol_cache_entry" with "struct
164 bfd_symbol".
165
29a79ca0
DB		 1662003-10-10 Dave Brolley <brolley@redhat.com>
167
168 * cpu.h, sem.c: Regenerate.
169
e930b1f5
DB		 1702003-10-06 Dave Brolley <brolley@redhat.com>
171
172 * profile-fr550.[ch]: New files.
173 * configure.in: Move frv handling to alphabetically correct placement.
174 * Makefile.in: Add fr550 support.
175 * frv-sim.h,frv.c,interrups.c,memory.c,mloop.in,pipeline.c,
176 profile.[ch],registers.c,traps.c: Add fr550 support.
177 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
178 Regenerate.
179
22f367a7
DB		 1802003-09-25 Dave Brolley <brolley@redhat.com>
181
182 * reset.c (frv_initialize): Call frv_register_control_init first.
183
1c453cd6
DB		 1842003-09-24 Dave Brolley <brolley@redhat.com>
185
186 * profile.h (update_FR_ptime): New prototype.
187 (update_FRdouble_ptime): Ditto.
188 (update_SPR_ptime): Ditto.
189 (increase_ACC_busy): Ditto.
190 (enforce_full_acc_latency): Ditto.
191 (post_wait_for_SPR): Ditto.
192 * profile.c (update_FR_ptime): Moved here from profile-fr500.c.
193 (update_FRdouble_ptime): Ditto.
194 (update_SPR_ptime): New function.
195 (increase_ACC_busy): Ditto.
196 (enforce_full_acc_latency): Ditto.
197 (vliw_wait_for_fdiv_resource): Correct resource name.
198 (vliw_wait_for_fsqrt_resource): Ditto.
199 (post_wait_for_SPR): New function.
200 * profile-fr500.c (frvbf_model_fr500_u_commit): New function.
201 (frvbf_model_fr500_u_gr2fr): Pass out_FRk as output register to
202 adjust_float_register_busy.
203 (frvbf_model_fr500_u_gr_load): Record latency of SPR registers.
204 (frvbf_model_fr500_u_fr_load): Wait for and record latency of SPR
205 registers.
206 (frvbf_model_fr500_u_float_arith): Ditto.
207 (frvbf_model_fr500_u_float_dual_arith): Ditto.
208 (frvbf_model_fr500_u_float_div): Ditto.
209 (frvbf_model_fr500_u_float_sqrt): Ditto.
210 (frvbf_model_fr500_u_float_convert): Ditto.
211 (update_FR_ptime): Moved to profile.c
212 (update_FRdouble_ptime): Moved to profile.c
213 * profile-fr400.c (update_FR_ptime): Removed. Identical to functions
214 for other machines.
215 (update_FRdouble_ptime): Ditto.
216 * arch.h,cpu.h,sem.c,decode.[ch],model.c,sem.c: Regenerated.
217
153431d6
DB		 2182003-09-12 Dave Brolley <brolley@redhat.com>
219
220 * registers.c (frv_check_spr_read_access): Check for access to
221 ACC4-ACC63 and ACCG4-ACCG63.
222 * profile.h (frv-desc.h): #include it.
223 (spr_busy): New member of FRV_PROFILE_STATE.
224 (spr_latency): Ditto.
225 (GNER_FOR_GR): New macro.
226 (FNER_FOR_FR): New maccro.
227 (update_SPR_latency): New function.
228 (vliw_wait_for_SPR): New function.
93938d47 229 * profile.c (update_latencies): Update SPR latencies.
153431d6
DB		 230 (update_target_latencies): Ditto.
231 (update_SPR_latency): New function.
232 (vliw_wait_for_SPR): New function.
233 * profile-fr500.c (frvbf_model_fr500_u_idiv): Record GNER latency.
234 (frvbf_model_fr500_u_trap): Removed unused variable, ps.
235 (frvbf_model_fr500_u_check): Ditto.
236 (frvbf_model_fr500_u_clrgr): New unit modeller for fr500.
237 (frvbf_model_fr500_u_clrfr): Ditto.
238 (frvbf_model_fr500_u_spr2gr): Wait for SPR.
239 (frvbf_model_fr500_u_gr2spr): Ditto.
240 * frv-sim.h (H_SPR_ACC4): New macro.
241 (H_SPR_ACCG4): New macro;
242 (H_SPR_ACC0): Removed.
243 (H_SPR_ACCG0): Removed.
244 * arch.h,model.c,sem[ch],decode.[ch]: Regenerated.
245
ba9c4053
DB		 2462003-09-10 Dave Brolley <brolley@redhat.com>
247
248 * profile.c (slot_names): FM1 was listed twice. Changed first
249 instance to FM0. Added IALL, FMALL and FMLOW.
250 (print_parallel): Don't examine slots with no insns.
251
f9e18f5a
DB		 2522003-09-09 Dave Brolley <brolley@redhat.com>
253
254 * frv.c (do_media_average): Select machine using a switch.
255
d89a78b6
DB		 2562003-09-08 Dave Brolley <brolley@redhat.com>
257
258 On behalf of Doug Evans <dje@sebabeach.org>
259 * Makefile.in (stamp-arch,stamp-cpu): Pass archfile to cgen.
260 Remove copying of .cpu file to cgen/cpu, no longer needed.
261
d03ea14f
DB		 2622003-09-03 Dave Brolley <brolley@redhat.com>
263
264 * cpu.h, model.c, sem.c, decode.h, decode.c: Regenerated.
265
e8d2f504
DB		 2662003-08-29 Dave Brolley <brolley@redhat.com>
267
268 * Makefile.in (stamp-arch): Copy frv.cpu from $(srcdir)../../cpu
269 temporarily when regenerating files.
270 (stamp-cpu): Ditto.
271
b34f6357
DB		 2722003-08-20 Micheal Snyder <msnyder@redhat.com>
273
274 * All generated files: Regenerate.
275
2762001-10-11 Dave Brolley <brolley@redhat.com>
277
278 * cpu.h,decode.c,decode.h,sem.c: Regenerate.
279
2802001-10-09 Dave Brolley <brolley@redhat.com>
281
282 * traps.c (frv_rett): Halt if PSR.S and PSR.ET are both set or both
283 not set.
284 * reset.c (frv_hardware_reset): Invalidate both caches.
285 * registers.c: Update init, reset and read-only masks for all registers
286 on all machines.
287 * profile.h (cur_gr_complex): New field of FRV_PROFILE_STATE
288 (prev_gr_complex): New field of FRV_PROFILE_STATE
289 (set_use_is_gr_complex): New function.
290 (set_use_not_gr_complex): New function.
291 (use_is_gr_complex): New function.
292 (decrease_GR_busy): New function.
293 * profile.c (reset_gr_flags): New function.
294 (reset_cc_flags): New function.
295 (set_use_is_gr_complex): New function.
296 (set_use_not_gr_complex): New function.
297 (use_is_gr_complex): New function.
298 (update_latencies): Reset gr and cc flags when latency reaches 0.
299 (decrease_GR_busy): New function.
300 * profile-fr400.h (fr500_reset_acc_flags): Removed.
301 (fr500_reset_cc_flags): New function.
302 * profile-fr500.c (frvbf_model_fr400_u_*): Reflect latencies from fr500
303 LSI version 1.41.
304 * profile-fr400.h (fr400_reset_gr_flags): New function.
305 (fr400_reset_fr_flags): New function.
306 (fr400_reset_acc_flags): New function.
307 * profile-fr400.c (set_use_not_media_p4): New function.
308 (set_use_not_media_p6): New function.
309 (set_acc_use_not_media_p2): New function.
310 (set_acc_use_not_media_p4): New function.
311 (fr400_reset_gr_flags): New function.
312 (fr400_reset_fr_flags): New function.
313 (fr400_reset_acc_flags): New function.
314 (frvbf_model_fr400_u_*): Reflect latencies from fr400 LSI version 1.1.
315 (frvbf_model_fr400_u_media_hilo): New function.
316 * pipeline.c (frv_vliw_setup_insn): Don't clear MSR0.MTT.
317 * memory.c (fr400_check_data_read_address): Check address range only
318 for double word loads. Don't check alignment here.
319 (fr400_check_readwrite_address): New function.
320 (fr500_check_readwrite_address): New function.
321 (check_readwrite_address): New function.
322 (fr500_check_insn_read_address): Correct address ranges.
323 (frvbf_read_mem_*): Check address range here.
324 (frv_address_forbidden): Removed.
325 (fr400_check_write_address): New function.
326 (check_write_address): New function.
327 (frvbf_write_mem_*): Don't check address range here.
328 (frvbf_mem_set_*): Check address range here.
329 * interrupts.c (frv_queue_data_access_error_interrupt): Now takes an
330 address as second argument.
331 (frv_queue_data_access_exception_interrupt): New function.
332 (frv_queue_illegal_instruction_interrupt): Generate fp_exception for
333 media insns on fr400.
334 (frv_queue_non_implemented_instruction_interrupt): Generate mp_exception
335 for media insns on fr400.
336 (frv_detect_insn_access_interrupts): Don't check for illegal addresses
337 of insns here. Check for MTRAP insn if PSR.EM is not set.
338 (frv_set_mp_exception_registers): Only set MSR0.MTT if it is not already
339 set.
340 (set_exception_status_registers): Do not always set EPCR. Set EAR for
341 data_acess_error only if not fr400.
342 * frv.c (do_media_average): New function.
343 (frvbf_media_average): New function.
344 (frvbf_insn_cache_invalidate): Check for illegal invocation.
345 (frvbf_data_cache_invalidate): Ditto.
346 (frvbf_data_cache_flush): Ditto.
347 * frv-sim.h (GET_FSR_QNE): New macro.
348 (frv_msr_mtt): Remove MTT_SEQUENCE_ERROR.
349 (GET_MSR_SRDAV): New macro.
350 (GET_MSR_RDAV): New macro.
351 (GET_MSR_RD): New macro.
352 (frv_queue_data_access_error_interrupt): Now takes an address as second
353 argument.
354 (frv_address_forbidden): Removed.
355 * cache.c (non_cache_access): Correct address ranges. Now takes cache
356 as first argument.
357 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
358
3592001-08-20 Dave Brolley <brolley@redhat.com>
360
361 * sim-main.h (_sim_cpu): New field 'elf_flags'.
362 * sim-if.c (sim_open): Extract the elf_flags from the input file and
363 save them with each cpu.
364 * mloop.in (main loop): Pass elf flags to frv_vliw_reset. Set
365 last_insn_p before executing the insn.
366 * cache.c (frv_cache_invalidate): Flush scache if this is the cpu's
367 insn cache.
368 (frv_cache_invalidate_all): Ditto.
369
3702001-08-20 Richard Sandiford <rsandifo@redhat.com>
371
372 * traps.c (syscall_read_mem): Flush the data cache before reading.
373 (syscall_write_mem): Flush the data cache before writing.
374 Invalidate both caches.
375
3762001-07-05 Ben Elliston <bje@redhat.com>
377
378 * Makefile.in (stamp-arch): Use $(CGEN_CPU_DIR).
379 (stamp-cpu): Likewise.
380
3812001-05-23 Dave Brolley <brolley@redhat.com>
382
383 * profile-fr400.c (acc_use_is_media_p2): New function.
384 (frvbf_model_fr400_u_media_2): Account for latency of output
385 accumulators.
386 (frvbf_model_fr400_u_media_2_quad): Ditto.
387 (frvbf_model_fr400_u_media_2_acc): New function.
388 (frvbf_model_fr400_u_media_2_acc_dual): New function.
389 (frvbf_model_fr400_u_media_2_add_sub): New function.
390 (frvbf_model_fr400_u_media_2_add_sub_dual): New function.
391 (frvbf_model_fr400_u_media_3_dual): New function.
392 (frvbf_model_fr400_u_media_4_acc_dual): New function.
393 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
394
3952001-05-15 Dave Brolley <brolley@redhat.com>
396
397 * registers.c (fr400_spr): Enable write access to HSR0.CBM.
398 * profile.h (FRV_PROFILE_STATE): New field 'all_cache_entries'.
399 * profile.c (CACHE_QUEUE_ELEMENT): New 'all' field.
400 (request_cache_flush): Save 'all' argument.
401 (request_cache_invalidate): Save all_cache_entries from profile state
402 to 'all' field of the request.
403 (submit_cache_request): Pass the 'all' field of the request to
404 frv_cache_request_invalidate.
405 * frv.c (frv_insn_cache_invalidate): Add new 'all' parameter. Perform
406 operation even if HSR0.ICE is not set.
407 (frv_data_cache_invalidate): Add new 'all' parameter. Perform
408 operation even if HSR0.DCE is not set.
409 (frv_data_cache_flush): Ditto.
410 * frv-sim.h (frv_insn_cache_invalidate): Add new 'all' parameter.
411 (frv_data_cache_invalidate): Add new 'all' parameter.
412 (frv_data_cache_flush): Add new 'all' parameter.
413 * cache.h (FRV_CACHE_INVALIDATE_REQUEST): Add new 'all' field.
414 (frv_cache_request_invalidate): Add new 'all' parameter.
415 * cache.c (frv_cache_request_invalidate): Add new 'all' parameter. Save
416 its value in the invalidate request.
417 (address_interference): Accept the value '-1' for the address argument
418 to mean 'any address'.
419 (handle_req_invalidate): Handle request to invalidate all cache lines.
420 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
421
4222001-05-14 Dave Brolley <brolley@redhat.com>
423
424 * profile.h (past_first_p): New field of profiling state.
425 (branch_penalty): Ditto.
426 (branch_hint): Ditto.
427 (update_branch_penalty): New function.
428 * profile.c (frvbf_model_insn_after): Reset past_first_p and
429 branch_address fields of the profiling state.
430 (frvbf_model_branch): New function.
431 (update_branch_penalty): New function.
432 * profile-fr500.c (frvbf_model_fr500_u_branch): Remove ICCi_3 and
433 FCCi_3 inputs.
434 (frvbf_model_fr500_u_trap): New function.
435 (frvbf_model_fr500_u_check): New function.
436 (frvbf_model_fr500_u_media_dual_htob): post-processing latency is 3
437 cycles.
438 * profile-fr400.c (frvbf_model_fr400_u_branch): Set branch penalties
439 as documented in the fr400 LSI. Remove ICCi_3 and FCCi_3 inputs.
440 (frvbf_model_fr400_u_media_dual_expand): Check resource usage as
441 documented in teh fr400 LSI.
442 (frvbf_model_fr400_u_media_dual_htob): Ditto.
443 (frvbf_model_fr400_u_media_dual_unpack): Removed.
444 (frvbf_model_fr500_u_trap): New function.
445 (frvbf_model_fr500_u_check): New function.
446 * mloop.in (simulate_dual_insn_prefetch): New function.
447 (@cpu@_simulate_insn_prefetch): Call simulate_dual_insn_prefetch with
448 arguments for each machine type.
449 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
450
4512001-05-09 Dave Brolley <brolley@redhat.com>
452
453 * Makefile.in (profile.o): Add profile-fr400.h as a dependency.
454 (profile-fr400.o): New target.
455 * profile.c: New file.
456 * profile.h: New file.
457 * profile-fr400.c: New file.
458 * profile-fr400.h: New file.
459 * profile-fr500.c: New file.
460 * profile-fr500.h: New file.
461 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
462
4632001-05-02 Dave Brolley <brolley@redhat.com>
464
465 * sim-main.h (profile.h): #include it.
466 (CPU_PROFILE_STATE): New macro.
467 (profile_state): New frv specific cpu field.
468 * reset.c (frv_initialize): insn_fetch_address and branch_address now
469 part of global profiling state.
470 * Makefile.in (SIM_OBJS): Add profile.o and profile-fr500.o.
471 (SIM_EXTRA_DEPS): Add profile.h.
472 (registers.o): Correct name of source file.
473 (profile.o): New target.
474 (profile-fr500.o): New target.
475 * frv-sim.h: Move profile related data structures to profile.h.
476 * frv.c: Move fr500 specific functions to profile-fr500.c.
477 * cpu.h: Regenerated.
478
4792001-04-27 Dave Brolley <brolley@redhat.com>
480
481 * sim-main.h (CPU_PIPELINE): Renamed to CPU_VLIW.
482 * interrupts.c: Rename FRV_PIPELINE to FRV_VLIW.
483 Rename pipeline to vliw. Rename CPU_PIPELINE to CPU_VLIW.
484 Rename PIPE_* to UNIT_*.
485 (frv_queue_illegal_instruction_interrupt): Use
486 frv_is_float_insn and frv_is_media_insn.
487 (frv_queue_non_implemented_instruction_interrupt): Ditto.
488 (frv_detect_insn_access_interrupts): Ditto.
489 * frv.c: Rename FRV_PIPELINE to FRV_VLIW. Rename pipeline to vliw.
490 Rename CPU_PIPELINE to CPU_VLIW. Rename PIPE_* to UNIT_*.
491 * memory.c: Ditto.
492 * pipeline.c: Ditto.
493 * mloop.in: Ditto.
494 * frv-sim.h (frv_pipeline_setup_insn): Renamed to frv_vliw_setup_insn.
495 * cache.c: Rename PIPE_* to UNIT_*.
496
4972001-04-24 Dave Brolley <brolley@redhat.com>
498
499 * frv.c (frvbf_load_quad_GR): Delete have_data and hsr0.
500 (frvbf_load_quad_FRint): Ditto.
501 (frvbf_load_quad_CPR): Ditto.
502 * cache.c (frv_cache_init): Initialize cache for fr400 vs other
503 machines.
504 (bfd.h): #include it.
505 (non_cache_access): Update for revised fr500 and for fr400.
506 * registers.c (frv_spr): Don't reset PSR.PS.
507 (fr500_spr): Ditto.
508 (frv_reset_spr): Set PSR.PS to the former value of PSR.S.
509
5102001-04-23 Dave Brolley <brolley@redhat.com>
511
512 * traps.c (frv_core_signal): On fr400, generate data_access_error.
513 (frvbf_media_cr_not_aligned): On fr400, generate illegal_instruction.
514 (frvbf_media_acc_not_aligned): Ditto.
515 (frvbf_media_register_not_aligned): Ditto.
516 (frvbf_division_exception): Use GET_ISR_EDE.
517 * registers.c (frv_check_spr_read_access): New function.
518 (frv_check_spr_write_access): New function.
519 (frv_check_spr_access): Deleted.
520 (frv_check_register_access): On fr400, generate illegal_instruction.
521 * memory.c (fr400_check_data_read_address): New function.
522 (fr500_check_data_read_address): Ditto.
523 (check_data_read_address): Ditto.
524 (fr400_check_insn_read_address): Ditto.
525 (fr500_check_insn_read_address): Ditto.
526 (check_insn_read_address): Ditto.
527 (frvbf_read_mem_QI): Call check_data_read_access.
528 (frvbf_read_mem_UQI): Ditto.
529 (frvbf_read_mem_HI): Ditto.
530 (frvbf_read_mem_UHI): Ditto.
531 (frvbf_read_mem_SI): Ditto.
532 (frvbf_read_mem_DI): Ditto.
533 (frvbf_read_mem_DF): Ditto.
534 (frvbf_read_imem_USI): Call check_insn_read_access.
535 (frv_address_forbidden): Now takes cpu as first argument. Check based
536 on machine type.
537 (fr400_mem_address_unaligned): New function.
538 (fr500_mem_address_unaligned): Ditto.
539 (check_write_address): Ditto.
540 (frvbf_mem_set_QI): Call check_write_address.
541 (frvbf_mem_set_HI): Ditto.
542 (frvbf_mem_set_SI): Ditto.
543 (frvbf_mem_set_DI): Ditto.
544 (frvbf_mem_set_DF): Ditto.
545 (frvbf_mem_set_XI): Ditto.
546 * interrupts.c (bfd.h): #include it.
547 (frv_queue_data_access_error_interrupt): New function.
548 (frv_queue_instruction_access_error_interrupt): New function.
549 (frv_queue_instruction_access_exception_interrupt): New function.
550 (frv_queue_illegal_instruction_interrupt): No fp_exception on fr400.
551 (frv_queue_non_implemented_instruction_interrupt): Ditto.
552 (frv_detect_insn_access_interrupts): Reorder tests to match priority
553 from the LSI manual.
554 (set_isr_exception_fields): Accumulate dtt bits.
555 * frv.c (check_register_alignment): New function.
556 (check_fr_register_alignment): New function.
557 (check_memory_alignment): New function.
558 (frvbf_h_gr_double_get_handler): Call check_register_alignment.
559 (frvbf_h_gr_double_set_handler): Ditto.
560 (frvbf_h_cpr_double_get_handler): Ditto.
561 (frvbf_h_cpr_double_set_handler): Ditto.
562 (frvbf_h_gr_quad_set_handler): Ditto.
563 (frvbf_h_cpr_quad_set_handler): Ditto.
564 (frvbf_h_fr_double_get_handler): Call check_fr_register_alignment.
565 (frvbf_h_fr_double_set_handler): Ditto.
566 (frvbf_h_fr_quad_set_handler): Ditto.
567 (frvbf_h_spr_get_handler): Call frv_check_spr_read_access.
568 (frvbf_h_spr_set_handler): Call frv_check_spr_write_access.
569 (frvbf_load_quad_GR): Call check_memory_aligment.
570 (frvbf_load_quad_FRint): Ditto.
571 (frvbf_load_quad_CPR): Ditto.
572 (frvbf_store_quad_GR): Call check_memory_aligment and
573 check_register_alignment.
574 (frvbf_store_quad_FRint): Ditto.
575 (frvbf_store_quad_CPR): Ditto.
576 (frvbf_signed_integer_divide: Use GET_ISR_EDEM.
577 * frv-sim.h (H_SPR_ACC0): New macro.
578 (H_SPR_ACC63): New macro.
579 (H_SPR_ACCG0): New macro.
580 (H_SPR_ACCG63): New macro.
581 (frv_dtt): New enumerator.
582 (GET_ISR_EDE): Renamed from GET_ISR_EDEM.
583 (GET_ISR_DTT): New macro.
584 (frv_queue_data_access_error_interrupt): New function.
585 (frv_queue_instruction_access_error_interrupt): New function.
586 (frv_queue_instruction_access_exception_interrupt): New function.
587 (frv_address_forbidden): Now takes cpu as first argument.
588 * cpu.h: Regenerate.
589
5902001-04-10 Dave Brolley <brolley@redhat.com>
591
592 * registers.c (fr500_spr): Add new fields to fr500 PSR register.
593 (fr500_spr): Add STBAR and MMCR unimplemented registers for fr500.
594 (fr400_spr): Implement SPR registers for fr400.
595 (frv_register_control_init): Handle bfd_mach_fr400 properly.
596 * frv.c (spr_bpsr_get_handler): Mask field before shifting.
597 (spr_psr_get_handler): Ditto.
598 (spr_ccr_get_handler): Ditto.
599 (spr_cccr_get_handler): Ditto.
600 (frvbf_clear_accumulators): Only 4 accumulators on fr400.
601 * frv-sim.h: Update comment about MCCR_* macros.
602 * cpu.c,cpu.h: Regenerate.
603
6042001-04-05 Dave Brolley <brolley@redhat.com>
605
606 * cpu.h,decode.c,model.c,sem.c: Regenerate.
607
6082001-04-05 Dave Brolley <brolley@redhat.com>
609
610 * reset.c: Update copyright.
611 * registers.c (frv_register_control_init): Handle bfd_mach_fr400.
612 * frv.c (frvbf_model_fr400_u_exec): New function.
613 * Makefile.in (stamp-cpu): Add fr400 to list of machines.
614 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
615 Regenerate.
616
6172000-11-22 Dave Brolley <brolley@redhat.com>
618
619 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
620 Regenerate.
621
6222000-11-10 Dave Brolley <brolley@redhat.com>
623
624 * decode.c: Regenerate.
625
6262000-09-12 Dave Brolley <brolley@redhat.com>
627
628 * traps.c (frv_sim_engine_halt_hook): New function.
629 (frv_itrap): Caches now invalidated in sim_engine_halt via
630 SIM_ENGINE_HALT_HOOK.
631 (frv_break): Ditto.
632 * sim-main.h (frv_sim_engine_halt_hook): New function.
633 (SIM_ENGINE_HALT_HOOK): New macro.
634 (SIM_ENGINE_RESTART_HOOK): New macro.
635 * interrupts.c: Call to frv_term now done within sim_engine_halt via
636 SIM_ENGINE_HALT_HOOK.
637
6382000-09-08 Dave Brolley <brolley@redhat.com>
639
640 * traps.c (frv_itrap): Invalidate and flush the data and insn caches
641 respectively when stopping for a breakpoint.
642 (frv_break): Ditto.
643 * cache.h (frv_cache_invalidate_all): New function.
644 * cache.c (frv_cache_invalidate_all): New function.
645
6462000-09-05 Dave Brolley <brolley@redhat.com>
647
648 * traps.c (frv_break): If SIM_HAVE_BREAKPOINTS, call
649 sim_handle_breakpoint. Otherwise if environment != operating call
650 sim_engine_halt. Otherwise handle normally.
651 * interrupts.c (frv_queue_break_interrupt): Don't handle debugger
652 breakpoints here. Moved to frv_break in traps.c.
653
654 * sem.c: Regenerate.
655
6562000-09-01 Dave Brolley <brolley@redhat.com>
657
658 * interrupts.c (frv_queue_break_interrupt): Call sim_handle_breakpoint
659 before queuing an interrupt in order to allow 'break' to be used as
660 the breakpoint insn.
661
6622000-08-29 Dave Brolley <brolley@redhat.com>
663
664 * traps.c (frv_itrap): Invalidate the insn cache at a breakpoint.
665
6662000-07-27 Dave Brolley <brolley@redhat.com>
667
668 * cpu.h,decode.c: Rebuild.
669
6702000-07-26 Dave Brolley <brolley@redhat.com>
671
672 * frv.c (spr_cccr_get_handler): Change CRx to CCx.
673 (spr_cccr_set_handler): Change CRx to CCx.
674 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
675
6762000-07-24 Dave Brolley <brolley@redhat.com>
677
678 * sem.c: Regenerate.
679 * frv.c (frvbf_unsigned_integer_divide): Queue a write for the result.
680 Don't write it directly.
681
682Thu Jul 6 13:51:12 2000 Dave Brolley <brolley@topaz>
683
684 * configure: Regenerated to track ../common/aclocal.m4 changes.
685
6862000-07-05 Ben Elliston <bje@redhat.com>
687
688 * configure: Regenerated to track ../common/aclocal.m4 changes.
689
6902000-06-28 Dave Brolley <brolley@redhat.com>
691
692 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
693
6942000-06-21 Dave Brolley <brolley@redhat.com>
695
696 * pipeline.c: All code except frv_pipeline_setup_insn moved to
697 frv.opc.
698 * mloop.in (main loop): frv_pipeline_add_insn broken up into
699 frv_pipeline_add_insn and frv_pipeline_setup_insn.
700 * frv-sim.h: Move pipeline status code to frv.opc.
701 * model.c: Regenerate.
702
7032000-06-12 Dave Brolley <brolley@redhat.com>
704
705 * options.c (frv_option_handler): --profile-parallel implies
706 --profile-model.
707 * mloop.in (fetch_buffer): Removed.
708 (@cpu@_simulate_insn_prefetch): Monitoring of fetch buffer moved to
709 run_caches. Use cache directly if not counting cycles. Don't use
710 cache at all if not counting cycles and cache not enabled.
711 * frv.c (frv_insn_fetch_buffer): New global variable.
712 (run_caches): Monitor the status of insn prefetch requests.
713 * frv-sim.h (FRV_INSN_FETCH_BUFFER): New struct type.
714 (frv_insn_fetch_buffer): New global variable.
715
7162000-06-12 Dave Brolley <brolley@redhat.com>
717
718 * mloop.in (fetch_buffer): New static struct.
719 (@cpu@_simulate_insn_prefetch): Rewritten.
720 * cache.c (frv_cache_request_invalidate): Don't invalidate return
721 buffer.
722 (address_interference): Defer to any WAR request in either pipeline.
723
7242000-06-09 Dave Brolley <brolley@redhat.com>
725
726 * pipeline.c (insns_in_slot): New Array.
727 (frv_pipeline_add_insn): Call COUNT_INSNS_IN_SLOT.
728 * options.c (frv_options): Remove 'NONBLOCK' argument from data-cache
729 option.
730 (parse_cache_option): New function.
731 (frv_option_handler): Call parse_cache_option.
732 * frv.c (vliw_branch_taken): New variable.
733 (vliw_load_stall): New variable.
734 (handle_resource_wait): Update vliw_load_stall.
735 (frvbf_model_insn_before): Initialize vliw_branch_taken and
736 vliw_load_stall.
737 (frvbf_model_insn_after): Increment PROFILE_MODEL_LOAD_STALL_CYCLES.
738 (load_wait_for_FR): Update vliw_load_stall.
739 (load_wait_for_GR): Update vliw_load_stall.
740 (load_wait_for_FRdouble): Update vliw_load_stall.
741 (load_wait_for_GRdouble): Update vliw_load_stall.
742 (frvbf_model_fr500_u_branch): Count branches taken and not taken.
743 (slot_names): New static array.
744 (print_parallel): Now takes second argument 'verbose'. Print cycles per
745 VLIW insn and instructions per cycle. Also tabulate the number of insns
746 in each type of VLIW slot.
747 (frv_profile_info): Call print_parallel with new second argument.
748 * frv-sim.h (insn_in_slot): New array.
749 (COUNT_INSNS_IN_SLOT): New macro.
750 (INSNS_IN_SLOT): New macro.
751 * cache.c: Remove references to non_blocking_count. Remove references to
752 last_was_hit. Remove references to req_none.
753 (handle_req_store): Adjust statistics before requeuing the store
754 request.
755 (handle_req_WAR): Don't let the WAR request affect the cache statistics.
756 * cache.h: Remove references to non_blocking_count. Remove references to
757 last_was_hit. Remove references to req_none.
758 * model.c: Regenerate.
759
7602000-06-08 Dave Brolley <brolley@redhat.com>
761
762 * frv.c (request_complete): Copy load data from the correct return
763 buffer.
764
7652000-06-07 Dave Brolley <brolley@redhat.com>
766
767 * traps.c (frv_core_signal): Call frv_term before exiting.
768 (frv_itrap): Call frv_term before exiting.
769 (next_available_nesr): Make sure NECR is implemented before reading it.
770 (next_valid_nesr): Ditto.
771 (frvbf_check_non_excepting_load): Ditto.
772 (frvbf_clear_ne_flags): Ditto.
773 (frvbf_commit): Ditto.
774 (frvbf_check_recovering_store): Delay cache operation if 'model_insn'.
775 * sim-main.h (_sim_cpu): Add load_address, load_length, load_flag and
776 store_flag members.
777 (CPU_LOAD_ADDRESS): New macro.
778 (CPU_LOAD_LENGTH): New macro.
779 (CPU_LOAD_SIGNED): New macro.
780 (CPU_LOAD_LOCK): New macro.
781 * reset.c (frv_term): New function.
782 (frv_power_on_reset): Use SETMEMSI if the cache is not enabled.
783 (frv_hardware_reset): Use SETMEMSI if the cache is not enabled.
784 (frv_software_reset): Use SETMEMSI if the cache is not enabled.
785 * mloop.in (execute): Call FRV_COUNT_CYCLES to decide whether to model
786 the insn. Model the insn in two passes. One before and one after
787 execution.
788 (cache_reqno): new static variable.
789 (@cpu@_simulate_insn_prefetch): Model fetch latency by waiting for the
790 cache rather than assuming a fixed latency.
791 (xinit): Turn on PROFILE_MODEL_P before each vliw insn if the timer is
792 enabled so that modeling data is collected by cgen during execution.
793 (full-exec): Restore PROFILE_MODEL_P after each vliw insn.
794 * memory.c (data_non_cache_access): Removed.
795 (insn_non_cache_access): Removed.
796 (frvbf_read_mem_QI): Delay read operation if 'model_insn'.
797 (frvbf_read_mem_UQI): Delay read operation if 'model_insn'.
798 (frvbf_read_mem_HI): Delay read operation if 'model_insn'.
799 (frvbf_read_mem_UHI): Delay read operation if 'model_insn'.
800 (frvbf_read_mem_SI): Delay read operation if 'model_insn'.
801 (frvbf_read_mem_DI): Delay read operation if 'model_insn'.
802 (frvbf_read_mem_DF): Delay read operation if 'model_insn'.
803 (frvbf_read_imem_USI): Read the cache or ememory passively.
804 (frvbf_write_mem_QI): Don't check for non-cache access here.
805 (frvbf_write_mem_UQI): Call frvbf_write_mem_QI.
806 (frvbf_write_mem_HI): Don't check for non-cache access here.
807 (frvbf_write_mem_UHI): Call frvbf_write_mem_QI.
808 (frvbf_write_mem_SI): Don't check for non-cache access here.
809 (frvbf_write_mem_DI): Don't check for non-cache access here.
810 (frvbf_write_mem_DF): Don't check for non-cache access here.
811 (frvbf_mem_set_QI): Use cycle-accurate cache write if 'model_insn'.
812 (frvbf_mem_set_HI): Use cycle-accurate cache write if 'model_insn'.
813 (frvbf_mem_set_SI): Use cycle-accurate cache write if 'model_insn'.
814 (frvbf_mem_set_DI): Use cycle-accurate cache write if 'model_insn'.
815 (frvbf_mem_set_DF): Use cycle-accurate cache write if 'model_insn'.
816 (frvbf_mem_set_XI): Use cycle-accurate cache write if 'model_insn'.
817 * interrupts.c (check_reset): Read the cache and memory passively.
818 (frv_program_or_software_interrupt): Call frv_term before calling
819 sim_engine_halt.
820 * frv.c (all modeling functions): Break into two passes. One before
821 execuetion and one after. call load_wait_for_* for all GR and FR
822 registers.
823 (frvbf_load_quad_GR): Delay performing the load if 'model_insn'.
824 (frvbf_load_quad_FRint): Delay performing the load if 'model_insn'.
825 (frvbf_load_quad_CPR): Delay performing the load if 'model_insn'.
826 (frvbf_insn_cache_preload): Delay cache operation if 'model_insn'.
827 (frvbf_data_cache_preload): Delay cache operation if 'model_insn'.
828 (frvbf_insn_cache_unlock): Delay cache operation if 'model_insn'.
829 (frvbf_data_cache_unlock): Delay cache operation if 'model_insn'.
830 (frvbf_insn_cache_invalidate): Delay cache operation if 'model_insn'.
831 (frvbf_data_cache_invalidate): Delay cache operation if 'model_insn'.
832 (frvbf_data_cache_flush): Delay cache operation if 'model_insn'.
833 (model_insn): New global variable.
834 (fr_ptime): New array.
835 (cache_request): New enumeration.
836 (CACHE_QUEUE_ELEMENT): New struct type.
837 (CACHE_QUEUE_SIZE): New macro.
838 (cache_queue): New static struct.
839 (request_cache_load): New function.
840 (request_cache_flush): New function.
841 (request_cache_invalidate): New function.
842 (request_cache_preload): New function.
843 (request_cache_unlock): New function.
844 (submit_cache_request): New function.
845 (activate_cache_requests): New function.
846 (load_pending_for_register): New function.
847 (flush_pending_for_address): New function.
848 (remove_cache_queue_element): New function.
849 (copy_load_data): New function.
850 (request_complete): New function.
851 (run_caches): New function.
852 (frv_model_trace_wait_cycles): New function.
853 (wait_for_flush): New function.
854 (frvbf_model_insn_before): Insn prefect wait now modeled in
855 frvbf_simulate_insn_prefetch. Incremement vliw_insns here. Call
856 wait_for_flush.
857 (frvbf_model_insn_after): Call activate_cache_requests. Don't increment
858 vliw_insns here anymore.
859 (update_FR_latency_for_load): New function.
860 (update_FRdouble_latency_for_load): New function.
861 (update_FR_ptime): New function.
862 (update_FRdouble_ptime): New function.
863 (update_GR_latency_for_swap): New function.
864 (load_wait_for_GR): New function.
865 (load_wait_for_FR): New function.
866 (load_wait_for_GRdouble): New function.
867 (load_wait_for_FRdouble): New function.
868 (frvbf_model_fr500_u_ici): New function.
869 (frvbf_model_fr500_u_dci): New function.
870 (frvbf_model_fr500_u_dcf): New function.
871 (frvbf_model_fr500_u_icpl): New function.
872 (frvbf_model_fr500_u_dcpl): New function.
873 (frvbf_model_fr500_u_icul): New function.
874 (frvbf_model_fr500_u_dcul): New function.
875 * frv-sim.h (frv_term): New function.
876 (insn_non_cache_access): Removed.
877 (FRV_COUNT_CYCLES): New macro.
878 (frv_save_peofile_model_p): New global variable.
879 (model_insn): New enumerated global variable.
880 (frv_model_advance_cycles): New function.
881 (frv_model_trace_wait_cycles): New function.
882 * cache.h (FRV_CACHE_REQUEST_KIND): New enumeration.
883 (FRV_CACHE_WAR_REQUEST): New struct type.
884 (FRV_CACHE_STORE_REQUEST): New struct type.
885 (FRV_CACHE_INVALIDATE_REQUEST): New struct type.
886 (FRV_CACHE_PRELOAD_REQUEST): New struct type.
887 (FRV_CACHE_REQUEST): New struct type.
888 (FRV_CACHE_RETURN_BUFFER): New struct type.
889 (FRV_CACHE_FLUSH_STATUS): New struct type.
890 (FRV_CACHE_STATUS): New struct type.
891 (FRV_CACHE_STAGE): New struct type.
892 (FRV_CACHE_STAGES): New enumeration.
893 (FRV_CACHE_WAR): New struct type.
894 (FRV_CACHE_PIPELINE): New struct type.
895 (FRV_CACHE_ARS): New struct type.
896 (FRV_CACHE_STATISTICS): New struct type.
897 (FRV_CACHE): Add pipeline, statistics, BARS and NARS.
898 (CACHE_RETURN_DATA): 'return_buffer' is now within 'status'.
899 (CACHE_RETURN_DATA_ADDRESS): New macro.
900 (frv_cache_read): Now takes pipe index as second argument.
901 (frv_cache_enabled): New function.
902 (frv_cache_request_load): New function.
903 (frv_cache_request_store): New function.
904 (frv_cache_request_invalidate): New function.
905 (frv_cache_request_preload): New function.
906 (frv_cache_request_unlock): New function.
907 (frv_cache_run): New function.
908 (frv_cache_read_passive_SI): New function.
909 (frv_cache_data_in_buffer): New function.
910 (frv_cache_data_flushed): New function.
911 * cache.c (frv_cache_init): Initialize pipelines and xARS registers.
912 (frv_cache_enabled): New function.
913 (non_cache_access): New function.
914 (write_data_to_memory): Count write accesses for each mode. Write to
915 memory using sim_core_write_unaligned_1;
916 (read_data_from_memory): New function.
917 (fill_line_from_memory): Use read_data_from_memory.
918 (copy_line_to_return_buffer): New function.
919 (copy_memory_to_return_buffer): New function.
920 (set_return_buffer_reqno): New function.
921 (frv_cache_read): Now takes pipe index as second argument. Check for
922 non-cache access.
923 (frv_cache_preload): Check for non-cache access.
924 (frv_cache_unlock): Check for non-cache access.
925 (invalidate_return_buffer): New function.
926 (frv_cache_invalidate): Check for non-cache access.
927 (convert_slot_to_index): New function.
928 (FREE_CHAIN_SIZE): New macro.
929 (frv_cache_request_free_chain): New static variable.
930 (frv_store_request_free_chain): New static variable.
931 (allocate_new_cache_requests): New function.
932 (new_cache_request): New function.
933 (free_cache_request): New function.
934 (new_store_request): New function.
935 (pipeline_remove_request): New function.
936 (pipeline_add_request): New function.
937 (pipeline_requeue_request): New function.
938 (next_priority): New function.
939 (add_WAR_request): New function.
940 (pipeline_next_request): New function.
941 (pipeline_stage_request): New function.
942 (advance_pipelines): New function.
943 (frv_cache_request_load): New function.
944 (frv_cache_request_store): New function.
945 (frv_cache_request_invalidate): New function.
946 (frv_cache_request_preload): New function.
947 (frv_cache_request_unlock): New function.
948 (address_interference): New function.
949 (wait_for_WAR): New function.
950 (wait_in_WAR): New function.
951 (handle_req_load): New function.
952 (handle_req_preload): New function.
953 (handle_req_store): New function.
954 (handle_req_invalidate): New function.
955 (handle_req_unlock): New function.
956 (handle_req_WAR): New function.
957 (arbitrate_requests): New function.
958 (move_ARS_to_WAR): New function.
959 (decrease_latencies): New function.
960 (frv_cache_run): New function.
961 (frv_cache_read_passive_SI): New function.
962 (frv_cache_data_in_buffer): New function.
963 (frv_cache_data_flushed): New function.
964 * arch.h,decode.c,decode.h,model.c,sem.c: Rebuild.
965
966Wed May 24 14:40:34 2000 Andrew Cagney <cagney@b1.cygnus.com>
967
968 * configure: Regenerated to track ../common/aclocal.m4 changes.
969
9702000-05-19 Dave Brolley <brolley@redhat.com>
971
972 * traps.c (frv_rett): Check for exceptions in the order specified in the
973 architecture spec. Allow privileged_instruction interrrupt to be handled
974 normally.
975 * registers.c (frv_register_control_init): Handle bfd_mach_frvtomcat.
976 * frv.c (frvbf_signed_integer_divide): Use updated dtt to decide whether
977 to clear the NE flag.
978 (frvbf_model_tomcat_u_exec): New function.
979 * frv-sim.h (frvbf_division_exception): Now returns updated dtt.
980 * Makefile.in (stamp-cpu): Add 'tomcat' to 'mach' value.
981 * arch.c,arch.h,cpu.h,cpuall.h,model.h,decode.c,sem.c: Regenerate.
982
9832000-05-18 Dave Brolley <brolley@redhat.com>
984
985 * sim-if.c (elf-bfd.h): #include it.
986 (sim_open): Set machine amd architecture based on elf flags.
987
9882000-04-04 Dave Brolley <brolley@redhat.com>
989
990 * frv-sim.h (frv_h_psr_esr_set_handler): Removed.
991 Delete '#if 0' blocks.
992 * frv.c: Delete '#if 0' blocks.
993 (spr_psr_set_handler): Remove special handling for circular referencing of handlers for
994 PSR.S and PSR.ESR.
995 (frv_h_psr_esr_set_handler): Removed.
996 * interrupts.c: Delete '#if 0' blocks.
997 * memory.c: Delete '#if 0' blocks.
998 * cpu.c,cpu.h: Regenerate.
999
10002000-04-03 Dave Brolley <brolley@redhat.com>
1001
1002 * traps.c (frvbf_check_recovering_store): Invalidate data cache line
1003 containing the target address.
1004 (clear_nesr_neear): No longer takes hi_available and lo_available.
1005 Remove bogus check for available GR registers.
1006 (frvbf_clear_ne_flags): Update call to clear_nesr_neear.
1007 (frvbf_commit): Update call to clear_nesr_neear.
1008 * interrupts.c (next_available_esr): Removed.
1009 (next_available_edr): Removed.
1010 (next_available_fq): Removed.
1011 * frv.c (frvbf_fetch_register): Remove "FIXME" comment.
1012 (frvbf_store_register): Remove "FIXME" comment.
1013 * frv-sim.h (UART_INCHAR_ADDR): Removed.
1014 (UART_OUTCHAR_ADDR): Removed.
1015 (UART_STATUS_ADDR): Removed.
1016 (UART_INPUT_READY): Removed.
1017 (UART_OUTPUT_READY): Removed.
1018 (FRV_DEVICE_ADDR): Removed.
1019 (FRV_DEVICE_LEN): Removed.
1020 (SET_NESR): Call frvbf_force_update.
1021 (SET_NEEAR): Call frvbf_force_update.
1022 (SET_NE_FLAGS): Call frvbf_force_update.
1023
10242000-03-30 Dave Brolley <brolley@redhat.com>
1025
1026 * configure: Regenerated.
1027
10282000-03-30 Dave Brolley <brolley@redhat.com>
1029
1030 * registers.c (fr500_spr): Define ESR14-15 and EPCSR14-15 for fr500.
1031 * memory.c (frvbf_write_mem_*): Save slot containing the insn
1032 performing the write.
1033 (frvbf_mem_set_*): Overwrite the slot information of the interrupt
1034 queue element with the information in the interrupt state.
1035 * interrupts.c (frv_queue_interrupt): Call frv_set_interrupt_queue_slot.
1036 (frv_queue_fp_exception_interrupt): Initialize 'new_element'.
1037 (frv_set_interrupt_queue_slot): New function.
1038 (esr_for_data_access_exception): New function.
1039 (set_edr_register): edr_index is now passed in.
1040 (fq_for_exception): New function.
1041 (set_fp_exception_registers): Call fq_for_exception. Interrupt queue
1042 element now passed in.
1043 (set_exception_status_registers): Obtain slot from interrupt queue
1044 element. Call esr_for_data_access_exception. Use ESR14
1045 for data_store_error. Use ESR15 for data_access_error. Use EDR0.
1046 (frv_save_data_written_for_interrupts): Save slot containing the insn
1047 performing the write.
1048 * frv-sim.h (struct frv_fp_exception_info): Use frv_fsr_traps and
1049 frv_fsr_ftt.
1050 (struct frv_interrupt_state): Add 'slot' field.
1051 (frv_set_interrupt_queue_slot): New function.
1052 (frv_set_write_queue_slot): New function.
1053
10542000-03-24 Dave Brolley <brolley@redhat.com>
1055
1056 * mloop.in (_parallel_write_init): Initialize
1057 frv_interrupt_state.imprecise_interrupt.
1058 (_parallel_write_queued): After an imprecise interrupt, only perform
1059 forced writes and floating point writes (for certain exceptions).
1060 * interrupts.c (handle_interrupt): Set
1061 frv_interrupt_state.imprecise_interrupt for writeback after an imprecise
1062 interrupt.
1063 (frv_process_interrupts): No need to clear f_ne_flags.
1064 * frv.c (frvbf_signed_integer_divide): Queue writes to GR registers and
1065 force them to happen even if there is an overflow exception.
1066 (frvbf_force_update): New function.
1067 * frv-sim.h (frvbf_force_update): New function.
1068 (struct frv_interrupt_state): Add imprecise_interrupt.
1069 (FRV_WRITE_QUEUE_FORCE_WRITE): New macro.
1070 * sem.c: Regenerate.
1071
10722000-03-23 Dave Brolley <brolley@redhat.com>
1073
1074 * traps.c (frv_rett): Queue FRV_ILLEGAL_INSTRUCTION directly.
1075 * registers.c (frv_spr): MCIRL -> MCILR.
1076 * interrupts.c (frv_queue_non_implemented_instruction_interrupt):
1077 New function.
1078 (frv_detect_insn_access_interrupts):
1079 Call frv_queue_non_implemented_instruction_interrupt.
1080 (frv_process_interrupts): Clear accumulated NE flags.
1081 * frv.c (frvbf_media_cop): New function.
1082 (frvbf_set_ne_index): Now takes (SIM_CPU *) as first argument. Clear
1083 the NE flag of the given target register.
1084 (frvbf_model_fr500_u_float_arith): Account for FRdouble registers.
1085 (frvbf_model_fr500_u_float_dual_arith): Account for FRdouble registers.
1086 (frvbf_model_fr500_u_float_dual_sqrt): New function.
1087 (frvbf_model_fr500_u_float_convert): Account for FRdouble registers.
1088 (frvbf_model_fr500_u_float_dual_convert): New function.
1089 * frv-sim.h (frvbf_media_cop): New function.
1090 (GET_FQ): Use H_SPR_FQST0.
1091 (SET_FQ): Use H_SPR_FQST0.
1092 (SET_FQ_OPC): Use J_SPR_FQOP0.
1093 (GET_MSR_EMCI): New macro.
1094 (frv_queue_non_implemented_instruction_interrupt): New function.
1095 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1096
10972000-03-08 Dave Brolley <brolley@redhat.com>
1098
1099 * traps.c (frv_rett): Align new_pc.
1100 * memory.c (frvbf_read_mem_HI): Align address.
1101 (frvbf_read_mem_UHI): Align address.
1102 (frvbf_read_mem_SI): Align address.
1103 (frvbf_read_mem_DI): Align address.
1104 (frvbf_read_mem_DF): Align address.
1105 (frvbf_read_imem_USI): Align address.
1106 (frvbf_mem_set_HI): Align address.
1107 (frvbf_mem_set_SI): Align address.
1108 (frvbf_mem_set_DI): Align address.
1109 (frvbf_mem_set_DF): Align address.
1110 (frvbf_mem_set_XI): Align address.
1111 * registers.c (frv_spr): Initialize FSR0.NS to 1.
1112 (fr500_spr): Initialize FSR0.NS to 1.
1113 * interrupts.c (frv_queue_mem_address_not_aligned_interrupt): Check
1114 whether the exception is masked.
1115 * frv.c (frvbf_load_quad_GR): Align address.
1116 (frvbf_store_quad_GR): Align address.
1117 (frvbf_load_quad_FRint): Align address.
1118 (frvbf_store_quad_FRint): Align address.
1119 (frvbf_load_quad_CPR): Align address.
1120 (frvbf_store_quad_CPR): Align address.
1121 * frv-sim.h (GET_ISR_EMAM): New macro.
1122
11232000-03-08 Dave Brolley <brolley@redhat.com>
1124
1125 * traps.c (frvbf_division_exception): Check for masked overflow and
1126 set NE flags, if necessary.
1127 (frvbf_check_recovering_store): Queue writes to the hardware.
1128 (check_registers_available): Removed.
1129 (which_registers_available): Call frv_{fr,gr}_registers_available.
1130 (frvbf_clear_ne_flags): Call check_register_access.
1131 (frvbf_commit): Call check_register_access.
1132 * registers.h (frv_fr_registers_available): New function.
1133 (frv_gr_registers_available): New function.
1134 (frv_check_register_access): New function.
1135 (frv_check_gr_access): New function.
1136 (frv_check_fr_access): New function.
1137 * registers.c (frv_spr): Correct initial value of ISR.
1138 (fr500_spr): Correct initial value of ISR.
1139 (frv_fr_registers_available): New function.
1140 (frv_gr_registers_available): New function.
1141 (frv_check_register_access): New function.
1142 (frv_check_gr_access): New function.
1143 (frv_check_fr_access): New function.
1144 * interrupts.c (frv_queue_division_exception_interrupt): New function.
1145 (set_isr_exception_fields): New function.
1146 (set_exception_status_registers): Set ISR fields for division exception.
1147 (frv_save_data_written_for_interrupts): Handle CGEN_FN_SF_WRITE.
1148 * frv.c (frvbf_h_gr_get_handler): New function.
1149 (frvbf_h_gr_set_handler): New function.
1150 (frvbf_h_fr_get_handler): New function.
1151 (frvbf_h_fr_set_handler): New function.
1152 (frvbf_h_spr_get_handler): Remove special handling for ISR.
1153 (frvbf_h_spr_set_handler): Remove special handling for ISR.
1154 (spr_isr_get_handler): Removed.
1155 (spr_isr_set_handler): Removed.
1156 (frvbf_signed_integer_divide): New funciton.
1157 (frvbf_unsigned_integer_divide): New funciton.
1158 * frv-sim.h (frvbf_h_gr_get_handler): New function.
1159 (frvbf_h_gr_set_handler): New function.
1160 (frvbf_h_fr_get_handler): New function.
1161 (frvbf_h_fr_set_handler): New function.
1162 (frvbf_signed_integer_divide): New funciton.
1163 (frvbf_unsigned_integer_divide): New funciton.
1164 (frv_dtt): New enumeration.
1165 (struct frv_interrupt_queue_element): Add dtt member.
1166 (GET_ISR): New macro.
1167 (SET_ISR): New macro.
1168 (GET_ISR_EDEM): New macro.
1169 (SET_ISR_DTT): New macro.
1170 (SET_ISR_AEXC): New macro.
1171 (frvbf_division_exception): Add 2 'int' arguments.
1172 (frvbf_check_non_excepting_divide): Removed.
1173 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1174
11752000-02-29 Dave Brolley <brolley@redhat.com>
1176
1177 * traps.c (frv_itrap): Use GET_H_GR, SET_H_GR, GET_H_FR.
1178 (frv_rett): Use hardware access macros. Write PSR as a whole.
1179 (next_available_nesr): Check that NECR is valid.
1180 (next_valid_nesr): Check that NECR is valid.
1181 (frvbf_check_non_excepting_load): User new NECR access macros. Don't
1182 call hardware access functions. Use cover macros.
1183 (check_registers_available): New function.
1184 (clear_nesr_near): Check register availability.
1185 (clear_ne_flags): Check register availability.
1186 (frvbf_clear_ne_flags): Check register availability.
1187 (frvbf_commit): Check register availability.
1188 (which_registers_available): New function.
1189 * sim-main.h (registers.h): #include it.
1190 (register_control): New cpu field.
1191 (CPU_REGISTER_CONTROL): New macro.
1192 * reset.c (frv_initialize): Set HSR0 fields for cache here.
1193 (frv_power_on_reset): Initialize SPR registers and RSTR.
1194 (frv_hardware_reset): Initialize SPR registers and RSTR.
1195 (frv_software_reset): Reset SPR registers and RSTR.
1196 * options.c (frv_option_handler): Don't set HSR0 fields for cache here.
1197 Call frv_cache_init.
1198 * mloop.in (main loop): Check for insn access interrupts before
1199 executing the insn.
1200 * interrupts.c (frv_queue_external_interrupt): Use GET_H_PSR_ET.
1201 (frv_detect_insn_access_interrupts): Don't call hardware access
1202 functions directly. Use cover macros.
1203 (check_reset): Don't reset RSTR here.
1204 (next_available_esr): ESFR -> ESFR_FLAG.
1205 (next_available_edr): ESFR -> ESFR_FLAG.
1206 (clear_exception_status_registers): Use GET_ESFR and SET_ESFR.
1207 ESFR -> ESFR_FLAG.
1208 (frv_break_interrupt): Don't call hardware access functions directly.
1209 Use cover macros.
1210 (frv_program_or_software_interrupt): Ditto.
1211 (frv_external_interrupt): Ditto.
1212 * frv.c (frvbf_fetch_register): Don't call 'get' functions directly.
1213 (frvbf_store_register): Don't call 'set' functions directly.
1214 (frvbf_h_gr_double_get_handler): Use GET_H_GR.
1215 (frvbf_h_gr_double_set_handler): Use SET_H_GR.
1216 (frvbf_h_fr_double_get_handler): Use GET_H_FR.
1217 (frvbf_h_fr_double_set_handler): Use SET_H_FR.
1218 (frvbf_h_fr_int_get_handler): Use GET_H_FR.
1219 (frvbf_h_fr_int_set_handler): Use SET_H_FR.
1220 (frvbf_h_cpr_double_get_handler): Use GET_H_CPR.
1221 (frvbf_h_cpr_double_set_handler): Use SET_H_CPR.
1222 (frvbf_h_gr_quad_set_handler): Use SET_H_GR.
1223 (frvbf_h_fr_quad_set_handler): Use SET_H_FR.
1224 (frvbf_h_spr_get_handler): Check SPR access. Call renamed functions.
1225 Support shadow registers.
1226 (frvbf_h_spr_set_handler): Check SPR access. Call renamed functions.
1227 Support shadow registers.
1228 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1229 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1230 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1231 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1232 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1233 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1234 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1235 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1236 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1237 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1238 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1239 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1240 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1241 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1242 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1243 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1244 (frvbf_h_psr_esr_set_handler): Update to conform to FRV architecture
1245 version 1.3a.
1246 (spr_ccr_get_handler): Don't reference the hardware directly.
1247 (spr_ccr_set_handler): Don't reference the hardware directly.
1248 (spr_cccr_get_handler): Don't reference the hardware directly.
1249 (spr_cccr_set_handler): Don't reference the hardware directly.
1250 (spr_sr_get_handler): New function.
1251 (spr_sr_set_handler): New function.
1252 (frvbf_switch_supervisor_user_context): Temporarily switch to
1253 supervisor mode.
1254 (frvbf_store_quad_GR): Don't call handler directly.
1255 (frvbf_store_quad_FRint): Don't call handler directly.
1256 (frvbf_store_quad_CPR): Don't call handler directly.
1257 (frvbf_clear_all_accumulators): Removed.
1258 (frvbf_clear_accumulators): New function.
1259 (frvbf_model_fr500_u_media): Expand busy_adjustment to 8 members.
1260 Account for in_ACCGi and out_ACCGk.
1261 * frv-sim.h (RSTR_HARDWARE_RESET): New macro.
1262 (RSTR_SOFTWARE_RESET): New macro.
1263 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1264 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1265 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1266 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1267 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1268 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1269 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1270 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1271 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1272 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1273 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1274 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1275 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1276 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1277 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1278 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1279 (frvbf_clear_all_accumulators): Removed.
1280 (frvbf_clear_accumulators): New function.
1281 (GET_HSR0): Use GET_H_SPR.
1282 (SET_HSR0): Use SET_H_SPR.
1283 (CLEAR_HSR0_ICE): New macro.
1284 (CLEAR_HSR0_DCE): New macro.
1285 (GET_IHSR8): Use GET_H_SPR.
1286 (GET_PSR): New macro.
1287 (SET_PSR_ET): New macro.
1288 (GET_PSR_PS): New macro.
1289 (SET_PSR_S): New macro.
1290 (GET_ESFR): Changed to reference entire register.
1291 (SET_ESFR): Changed to reference entire register.
1292 (GET_ESFR_FLAG): New macro.
1293 (SET_ESFR_FLAG): New macro.
1294 (NECR_ELOS): Removed.
1295 (NECR_NEN): Removed.
1296 (NECR_VALID): Removed.
1297 (GET_NECR): New macro.
1298 (GET_NECR_ELOS): New macro.
1299 (GET_NECR_NEN): New macro.
1300 (GET_NECR_VALID): New macro.
1301 (NESR_RANGE): Removed.
1302 (GET_NESR): Use GET_H_SPR.
1303 (GET_NE_FLAGS): Use GET_H_SPR.
1304 * cache.h (CACHE_INITIALIZED): New macro.
1305 * Makefile.in (SIM_OBJS): Add registers.o.
1306 (SIM_EXTRA_DEPS): Add registers.h.
1307 (registers.o): New target.
1308 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1309
13102000-02-17 Dave Brolley <brolley@redhat.com>
1311
1312 * interrupts.c (frv_interrupt_table): Update priority order and handler
1313 offsets to conform to the architecture version 1.3a.
1314 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1315 to the architecture version 1.3a.
1316
13172000-02-17 Dave Brolley <brolley@redhat.com>
1318
1319 * interrupts.c (frv_interrupt_table): Update priority order and handler
1320 offsets to conform to the latest specifications.
1321 (frv_queue_interrupt): Correct comment. Identical interrupts can be
1322 queued. New variable 'iclass' used to test for external interrupts.
1323 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1324 to the latest specifications.
1325
13262000-01-20 Dave Brolley <brolley@redhat.com>
1327
1328 * sim-if.c (sim_open): Move frv-specific initialization to
1329 frv_initialize in reset.c.
1330 * interrupts.c (check_reset): Use RSTR_ADDRESS. Check and reset RSTR
1331 status bits for hardware vs software reset.
1332 * reset.c: New file.
1333 * frv-sim.h (frv_initialize): New function.
1334 (frv_power_on_reset): New function.
1335 (frv_hardware_reset): New function.
1336 (frv_software_reset): New function.
1337 (RSTR_ADDRESS): New macro.
1338 (RSTR_INITIAL_VALUE): New macro.
1339 (GET_RSTR_HR): New macro.
1340 (GET_RSTR_SR): New macro.
1341 (SET_RSTR_H): New macro.
1342 (SET_RSTR_S): New macro.
1343 (CLEAR_RSTR_P): New macro.
1344 (CLEAR_RSTR_H): New macro.
1345 (CLEAR_RSTR_S): New macro.
1346 (CLEAR_RSTR_HR): New macro.
1347 (CLEAR_RSTR_SR): New macro.
1348
13492000-01-03 Dave Brolley <brolley@cygnus.com>
1350
1351 * mloop.in (execute): Only call modeling function if the pointer is not
1352 NULL.
1353 * frv.c (frvbf_model_insn_after): Only access FR500_MODEL_DATA for
1354 fr500.
1355
13562000-01-03 Dave Brolley <brolley@cygnus.com>
1357
1358 * options.c (OPTION_FRV_MEMORY_LATENCY): New enumerator.
1359 (frv_options): Add --memory-latency.
1360 (frv_option_handler): Handle FRV_OPTION_MEMORY_LATENCY.
1361 * mloop.in (@cpu@_simulate_insn_prefetch): Use cache memory_latency.
1362 * frv.c (SET_ACC_USE_IS_MEDIA_P1): operate on d->curr_acc_p1
1363 (SET_ACC_USE_NOT_MEDIA_P1): operate on d->curr_acc_p1
1364 (SET_ACC_USE_IS_MEDIA_P2): operate on d->curr_acc_p1
1365 (SET_ACC_USE_NOT_MEDIA_P2): operate on d->curr_acc_p1
1366 (update_latencies): Only clear usage flags if the register has no
1367 target latency.
1368 (frvbf_model_insn_before): Update cur_acc_p1 and cur_acc_p2. Use | (or)
1369 not |= (or assgnment).
1370 (frvbf_model_insn_after): Print post processing wait for all insns.
1371 Update prev_acc_p1 and prev_acc_p2.
1372 (frvbf_model_fr500_u_gr_load_store): Use cache memory_latency.
1373 (frvbf_model_fr500_u_fr_load_store): Use cache memory_latency.
1374 (frvbf_model_fr500_u_swap): Use cache memory_latency.
1375 (frvbf_model_fr500_u_media): Use busy_adjustment[4] for out_ACC40Sk.
1376 (frvbf_model_fr500_u_media): Use busy_adjustment[5] for out_ACC40Uk.
1377 (frvbf_model_fr500_u_media_quad_arith): New function.
1378 (frvbf_model_fr500_u_media_dual_mul): New function.
1379 (frvbf_model_fr500_u_media_quad_mul): New function.
1380 (frvbf_model_fr500_u_media_quad_complex): New function.
1381 (frvbf_model_fr500_u_media_dual_expand): New function.
1382 (frvbf_model_fr500_u_media_dual_unpack): New function.
1383 (frvbf_model_fr500_u_media_dual_btoh): New function.
1384 (frvbf_model_fr500_u_media_dual_htob): New function.
1385 (frvbf_model_fr500_u_media_dual_btohe): New function.
1386 (frv_ref_SI): New function.
1387 * cache.h (FRV_CACHE): Add memory_latency field.
1388 * cache.c (frv_cache_init): Initialize memory_latency.
1389 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1390
13911999-12-17 Dave Brolley <brolley@cygnus.com>
1392
1393 * sim-if.c (sim_open): Initialize insn prefetch and reset register.
1394 * options.c (OPTIONS_FRV_PROFILE_CACHE): New enumeration.
1395 (OPTIONS_FRV_PROFILE_PARALLEL): New enumeration.
1396 (OPTIONS_FRV_TIMER): New enumeration.
1397 (frv_options): Add --profile-cache, --profile-parallel, --timer.
1398 (frv_option_handler): Override common implementation of -p. Handle
1399 --profile-cache, --profile-parallel, --timer.
1400 * mloop.in (execute): Call profiling functions if the timer interrupt
1401 is enabled.
1402 (@cpu@_simulate_insn_prefetch): New function.
1403 (main loop): Call @cpu@_simulate_insn_prefetch.
1404 * interrupts.c (frv_queue_interrupt): Don't queue two external
1405 interrupts of the same priority.
1406 (frv_queue_external_interrupt): New function.
1407 (frv_external_interrupt): New function.
1408 (handle_interrupt): Handle external interrupts.
1409 (check_reset): New function.
1410 (frv_process_interrupts): Call check_reset.
1411 * frv.c: Include "bfd.h"
1412 (frvbf_h_psr_get_handler): Set the PIL field.
1413 (frvbf_h_psr_set_handler): Get the PIL field.
1414 (DUAL_REG): New macro.
1415 (DUAL_DOUBLE): New macro.
1416 (SET_USE_IS_FPOP): New macro.
1417 (SET_USE_NOT_FPOP): New macro.
1418 (USE_IS_FPOP): New macro.
1419 (SET_USE_IS_MEDIA): New macro.
1420 (SET_USE_NOT_MEDIA): New macro.
1421 (USE_IS_MEDIA_P1): New macro.
1422 (SET_USE_IS_MEDIA_P1): New macro.
1423 (SET_USE_NOT_MEDIA_P1): New macro.
1424 (SET_USE_IS_MEDIA_P2): New macro.
1425 (SET_USE_NOT_MEDIA_P2): New macro.
1426 (USE_IS_MEDIA_P2): New macro.
1427 (SET_ACC_USE_IS_MEDIA_P1): New macro.
1428 (SET_ACC_USE_NOT_MEDIA_P1): New macro.
1429 (ACC_USE_IS_MEDIA_P1): New macro.
1430 (SET_ACC_USE_IS_MEDIA_P2): New macro.
1431 (SET_ACC_USE_NOT_MEDIA_P2): New macro.
1432 (ACC_USE_IS_MEDIA_P2): New macro.
1433 (RESOURCE_IDIV): New macro.
1434 (RESOURCE_FDIV): New macro.
1435 (RESOURCE_SQRT): New macro.
1436 (fr_busy_adjust): New array.
1437 (acc_busy_adjust): New array.
1438 (apply_latency_adjustments): New function.
1439 (update_latencies): New function.
1440 (handle_wait_cycles): New function.
1441 (handle_resource_wait): New function.
1442 (update_target_latencies): New function.
1443 (frvbf_model_insn_before): Add resource latency to cycle counts.
1444 (frvbf_model_insn_after): Add resource latency to cycle counts.
1445 (update_GR_latency): New function.
1446 (update_GRdouble_latency): New function.
1447 (update_FR_latency): New function.
1448 (update_FRdouble_latency): New function.
1449 (decrease_ACC_busy): New function.
1450 (decrease_FR_busy): New function.
1451 (increase_FR_busy): New function.
1452 (update_ACC_latency): New function.
1453 (update_CCR_latency): New function.
1454 (update_idiv_resource_latency): New function.
1455 (update_fdiv_resource_latency): New function.
1456 (update_fsqrt_resource_latency): New function.
1457 (vliw_wait_for_GR): New function.
1458 (vliw_wait_for_GRdouble): New function.
1459 (vliw_wait_for_FR): New function.
1460 (vliw_wait_for_FRdouble): New function.
1461 (vliw_wait_for_CCR): New function.
1462 (vliw_wait_for_ACC): New function.
1463 (vliw_wait_for_idiv_resource): New function.
1464 (vliw_wait_for_fdiv_resource): New function.
1465 (vliw_wait_for_fsqrt_resource): New function.
1466 (enforce_full_fr_latency): New function.
1467 (frvbf_model_fr500_u_exec): New function.
1468 (frvbf_model_fr500_u_integer): New function.
1469 (frvbf_model_fr500_u_imul): New function.
1470 (frvbf_model_fr500_u_idiv): New function.
1471 (frvbf_model_fr500_u_branch): New function.
1472 (frvbf_model_fr500_u_set_hilo): New function.
1473 (frvbf_model_fr500_u_gr_load_store): New function.
1474 (frvbf_model_fr500_u_fr_load_store): New function.
1475 (frvbf_model_fr500_u_swap): New function.
1476 (frvbf_model_fr500_u_fr2fr): New function.
1477 (frvbf_model_fr500_u_fr2gr): New function.
1478 (frvbf_model_fr500_u_spr2gr): New function.
1479 (frvbf_model_fr500_u_gr2fr): New function.
1480 (frvbf_model_fr500_u_gr2spr): New function.
1481 (post_wait_for_FR): New function.
1482 (post_wait_for_FRdouble): New function.
1483 (post_wait_for_ACC): New function.
1484 (post_wait_for_CCR): New function.
1485 (post_wait_for_fdiv): New function.
1486 (post_wait_for_fsqrt): New function.
1487 (adjust_float_register_busy): New function.
1488 (adjust_double_register_busy): New function.
1489 (restore_float_register_busy): New function.
1490 (restore_double_register_busy): New function.
1491 (frvbf_model_fr500_u_float_arith): New function.
1492 (frvbf_model_fr500_u_float_dual_arith): New function.
1493 (frvbf_model_fr500_u_float_div): New function.
1494 (frvbf_model_fr500_u_float_sqrt): New function.
1495 (frvbf_model_fr500_u_float_compare): New function.
1496 (frvbf_model_fr500_u_float_dual_compare): New function.
1497 (frvbf_model_fr500_u_float_convert): New function.
1498 (frvbf_model_fr500_u_media): New function.
1499 (frvbf_model_fr500_u_barrier): New function.
1500 (frvbf_model_fr500_u_membar): New function.
1501 * frv-sim.h (LEUINT): New macro.
1502 (GET_HSR0_SA): New macro.
1503 (struct frv_interrupt_timer): New struct.
1504 (struct frv_interrupt_state): Add timer fiield.
1505 (frv_queue_external_interrupt): New function.
1506 (frv_external_interrupt): New function.
1507 (frv_profile_info): New function.
1508 (PROFILE_CACHE_IDX): New enumerator.
1509 (PROFILE_PARALLEL_IDX): New enumerator.
1510 (PROFILE_cache): New macro.
1511 (PROFILE_parallel): New macro.
1512 (WITH_PROFILE_CACHE_P): New macro.
1513 (WITH_PROFILE_PARALLEL_P): New macro.
1514 * cache.h (FRV_CACHE): Add last_was_hit field.
1515 * cache.c (get_tag): Use new last_was_hit field.
1516 (frv_cache_read): Ditto.
1517 (frv_cache_write): Ditto.
1518 * arch.h,cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1519
15201999-12-13 Dave Brolley <brolley@cygnus.com>
1521
1522 * frv.c (frvbf_h_spr_set_handler): Handle accumulator guards.
1523 (frvbf_clear_all_accumulators): Pass frvbf_h_acc40S_set to
1524 sim_queue_fn_di_write.
1525 (frvbf_media_cut_ss): New function.
1526 * frv-sim.h (frvbf_media_cut_ss): New function.
1527 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1528
15291999-12-13 Dave Brolley <brolley@cygnus.com>
1530
1531 * pipeline.c (check_insn_major_constraints): F-4, F-8 and M-8 have
1532 no constraints.
1533 * interrupts.c (frv_queue_illegal_instruction_interrupt): Use
1534 FRV_IS_FLOAT_INSN and FRV_IS_MEDIA_INSN.
1535 (frv_detect_insn_access_interrupts): Use FRV_IS_FLOAT_INSN and
1536 FRV_IS_MEDIA_INSN.
1537 * frv.c (frvbf_model_simple_u_exec): New function.
1538 * frv-sim.h (FRV_IS_FLOAT_INSN): Range includes F-8.
1539 (FRV_IS_MEDIA_INSN): Range includes M-8.
1540
1541 * Makefile.in (stamp-cpu): add 'simple' to the list of machines.
1542 * arch.c,arch.h,cpu.h,cpuall.h,decode.c,decode.h,model.c,sem.c:
1543 Regenerate.
1544
15451999-12-10 Dave Brolley <brolley@cygnus.com>
1546
1547 * traps.c (check_registers_available): New function.
1548 (clear_ne_flags): Generate register_exception if register(s) not
1549 available.
1550 (frvbf_commit): Generate register_exception if register(s) not
1551 available.
1552 * interrupts.c (frv_program_or_software_interrupt): No need to copy
1553 GR4-GR7 to SR0-SR4.
1554 * frv.c (frvbf_h_psr_set_handler): Special handling for PSR.S and
1555 PSR.ESR.
1556 (frvbf_h_psr_s_set_handler): New function.
1557 (frvbf_h_psr_esr_set_handler): New function.
1558 (frvbf_switch_supervisor_user_context): New function.
1559 (frvbf_scan_result): Reflect latest ISA.
1560 * frv-sim.h (frvbf_h_psr_s_set_handler): New function.
1561 (frvbf_h_psr_esr_set_handler): New function.
1562 (frvbf_switch_supervisor_user_context): New function.
1563 (GET_HSR0_FRN): New Macro.
1564 (GET_HSR0_GRN): New Macro.
1565 (GET_HSR0_FRHE): New Macro.
1566 (GET_HSR0_FRLE): New Macro.
1567 (GET_HSR0_GRHE): New Macro.
1568 (GET_HSR0_GRLE): New Macro.
1569 (frv_ec): New value for FRV_EC_COMMIT_EXCEPTION.
1570 (GET_ESFR): New bit ordering.
1571 (SET_ESFR): New bit ordering.
1572 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1573
15741999-12-10 Michael Meissner <meissner@cygnus.com>
1575
1576 * Makefile.in (sim-if.o): Add eng.h dependency.
1577
15781999-12-09 Dave Brolley <brolley@cygnus.com>
1579
1580 * mloop.in (execute): Pass sc->first_insn_p to @cpu@_model_insn_before.
1581 Pass sc->last_insn_p to @cpu@_model_insn_before.
1582 (main loop): Compute sc->first_insn_p.
1583 * frv.c (frvbf_model_insn_before): Set state variables.
1584 (frvbf_model_insn_after): Count basic cycles. Set state variables.
1585 (frvbf_model_fr500_u_integer): Remove.
1586 * arch.h,cpu.h,decode.h,model.c: Regenerate.
1587
15881999-12-07 Dave Brolley <brolley@cygnus.com>
1589
1590 * sim-main.h (cache.h): Include it.
1591 (insn_cache): New member.
1592 (data_cache): New member.
1593 (CPU_INSN_CACHE): New macro.
1594 (CPU_DATA_CACHE): New macro.
1595 * sim-if.c (WANT_CPU): New macro.
1596 (WANT_CPU_FRVBF): New macro.
1597 (sim_open): Call sim_add_option_table. Call frv_cache_init for the
1598 data and insn caches for each cpu.
1599 (sim_close): Call frv_cache_term for the insn and data caches of each
1600 cpu.
1601 * mloop.in (extract): Read insn from the cache.
1602 (main loop): Access the insn cache in order to maintain stats.
1603 * memory.c (data_non_cache_access): New function.
1604 (insn_non_cache_access): New function.
1605 (frvbf_read_mem_QI): Attempt to read from the cache first.
1606 (frvbf_read_mem_UQI): Ditto.
1607 (frvbf_read_mem_HI): Ditto.
1608 (frvbf_read_mem_UHI): Ditto.
1609 (frvbf_read_mem_SI): Ditto.
1610 (frvbf_read_mem_DI): Ditto.
1611 (frvbf_read_mem_DF): Ditto.
1612 (frvbf_read_imem_USI): New function.
1613 (frvbf_write_mem_QI): Write through the cache is it is enabled.
1614 (frvbf_write_mem_UQI): Ditto.
1615 (frvbf_write_mem_HI): Ditto.
1616 (frvbf_write_mem_UHI): Ditto.
1617 (frvbf_write_mem_SI): Ditto.
1618 (frvbf_write_mem_DI): Ditto.
1619 (frvbf_write_mem_DF): Ditto.
1620 (frvbf_mem_set_QI): New function.
1621 (frvbf_mem_set_HI): New function.
1622 (frvbf_mem_set_SI): New function.
1623 (frvbf_mem_set_DI): New function.
1624 (frvbf_mem_set_DF): New function.
1625 (frvbf_mem_set_XI): New function.
1626 * interrupts.c (frv_save_data_written_for_interrupts): Handle
1627 CGEN_FN_MEM_QI_WRITE,
1628 CGEN_FN_MEM_HI_WRITE, CGEN_FN_MEM_SI_WRITE, CGEN_FN_MEM_DI_WRITE,
1629 CGEN_FN_MEM_DF_WRITE, CGEN_FN_MEM_XI_WRITE.
1630 * frv.c (frvbf_load_quad_GR): Call frvbf_read_mem_SI.
1631 Call sim_queue_fn_mem_xi_write.
1632 (frvbf_load_quad_FRint): Call frvbf_read_mem_SI.
1633 Call sim_queue_fn_mem_xi_write.
1634 (frvbf_load_quad_CPR): Call frvbf_read_mem_SI.
1635 Call sim_queue_fn_mem_xi_write.
1636 (frvbf_insn_cache_preload): New function.
1637 (frvbf_data_cache_preload): New function.
1638 (frvbf_insn_cache_unlock): New function.
1639 (frvbf_data_cache_unlock): New function.
1640 (frvbf_insn_cache_invalidate): New function.
1641 (frvbf_data_cache_invalidate): New function.
1642 (frvbf_data_cache_flush): New function.
1643 * frv-sim.h (sim-options.h): Include it.
1644 (GET_HSR0): New macro.
1645 (SET_HSR0): New macro.
1646 (GET_HSR0_ICE): New macro.
1647 (SET_HSR0_ICE): New macro.
1648 (GET_HSR0_DCE): New macro.
1649 (SET_HSR0_DCE): New macro.
1650 (GET_HSR0_CBM): New macro.
1651 (GET_HSR0_RME): New macro.
1652 (GET_IHSR8): New macro.
1653 (GET_IHSR8_NBC): New macro.
1654 (frvbf_insn_cache_preload): New function.
1655 (frvbf_data_cache_preload): New function.
1656 (frvbf_insn_cache_unlock): New function.
1657 (frvbf_data_cache_unlock): New function.
1658 (frvbf_insn_cache_invalidate): New function.
1659 (frvbf_data_cache_invalidate): New function.
1660 (frvbf_data_cache_flush): New function.
1661 (insn_non_cache_access): New function.
1662 (frvbf_read_imem_USI): New function.
1663 (frvbf_mem_set_QI): New function.
1664 (frvbf_mem_set_HI): New function.
1665 (frvbf_mem_set_SI): New function.
1666 (frvbf_mem_set_DI): New function.
1667 (frvbf_mem_set_DF): New function.
1668 (frvbf_mem_set_XI): New function.
1669 (frv_options): FRV specific command line options.
1670 * Makefile.in (SIM_OBJS): Add options.o and cache.o.
1671 (SIM_EXTRA_DEPS): Add $(sim-options_h).
1672 (cache.o): New target.
1673 (options.o): New target.
1674 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1675 * cache.h: New file.
1676 * cache.c: New file.
1677 * options.c: New file.
1678
16791999-11-29 Dave Brolley <brolley@cygnus.com>
1680
1681 * traps.c (frvbf_check_non_excepting_load): Use new NE_FLAG macros.
1682 (frvbf_check_non_excepting_divide): Ditto.
1683 (clear_ne_flags): Ditto
1684 (frvbf_commit): Ditto.
1685 * pipeline.c (frv_pipeline_add_insn): Clear the NE index for all insns.
1686 * mloop.in (_parallel_write_init): Clear NE flags here.
1687 * interrupts.c (frv_queue_fp_exception_interrupt): Set NE flags here
1688 for non excepting insns. Also check for masked interrupts here.
1689 (frv_process_interrupts): Write NE flags here.
1690 (set_fp_exception_registers): No longer check for masked interrupts
1691 here.
1692 (check_for_compound_interrupt): No need to worry about masked
1693 interrupts.
1694 * frv-sim.h (frv_interrupt_state): Add f_ne_flags member.
1695 (GET_NE_FLAGS): New macro.
1696 (SET_NE_FLAGS): New macro.
1697 (GET_NE_FLAG): Operate on accumulated argument.
1698 (SET_NE_FLAG): Operate on accumulated argument.
1699 (CLEAR_NE_FLAG): Operate on accumulated argument.
1700 * Makefile.in (FRVBF_INCLUDE_DEPS): Add $(SIM_EXTRA_DEPS)
1701 (frv.o): Correct dependencies.
1702 (traps.o): Ditto.
1703 (pipeline.o): Ditto.
1704 (interrupts.o): Ditto.
1705 (memory.o): Ditto.
1706 * sem.c: Regenerate.
1707
17081999-11-26 Dave Brolley <brolley@cygnus.com>
1709
1710 * traps.c (frvbf_fpu_error): Only call frv_queue_fp_exception if
1711 there is an exception indicated in the mask.
1712 * pipeline.c (frv_pipeline_add_insn): Clear ne_index in the interrupt
1713 state when adding a floating point insn to the pipeline.
1714 * interrupts.c (set_fp_exception_registers): Set NE flag for
1715 non-excepting insns.
1716 * frv-sim.h (frvbf_h_fr_double_get_handler): Mode of data is DF.
1717 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1718 (frvbf_h_fr_int_get_handler): New function.
1719 (frvbf_h_fr_int_set_handler): New function.
1720 (frvbf_set_ne_index): New function.
1721 (NE_NOFLAG): New macro.
1722 (frv_interrupt_state): Add ne_index member.
1723 * frv.c (frvbf_h_fr_double_get_handler): Mode of data is DF.
1724 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1725 (frvbf_h_fr_int_get_handler): New function.
1726 (frvbf_h_fr_int_set_handler): New function.
1727 (frvbf_set_ne_index): New function.
1728 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1729
17301999-11-24 Dave Brolley <brolley@cygnus.com>
1731
1732 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1733
17341999-11-23 Dave Brolley <brolley@cygnus.com>
1735
1736 * frv-sim.h (frvbf_media_cut): New function.
1737 * frv.c (frvbf_media_cut): New function.
1738 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1739
17401999-11-22 Dave Brolley <brolley@cygnus.com>
1741
1742 * frv-sim.h (frvbf_clear_all_accumulators): New function.
1743 * frv.c.h (frvbf_clear_all_accumulators): New function.
1744 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1745
17461999-11-18 Dave Brolley <brolley@cygnus.com>
1747
1748 * pipeline.c (frv_pipeline_add_insn): Only clear MSR0 and FSR0 fields
1749 if this is the first insn of its class in the pipeline.
1750 * frv-sim.h (frvbf_media_register_not_aligned): New function.
1751 * traps.c (frvbf_media_register_not_aligned): New function.
1752 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1753
17541999-11-17 Dave Brolley <brolley@cygnus.com>
1755
1756 * pipeline.c (frv_pipeline_add_insn): Clear MSRx.SIE fields.
1757 * frv-sim.h (OR_MSR_SIE): New macro.
1758 (CLEAR_MSR_SIE): New macro.
1759 (frvbf_media_overflow): Now takes sie argument.
1760 (frv_set_mp_exception_registers): Now takes sie argument.
1761 * interrupts.c (frv_set_mp_exception_registers): Now takes sie argument.
1762 Set MSRx.SIE field.
1763 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1764
17651999-11-15 Dave Brolley <brolley@cygnus.com>
1766
1767 * traps.c (frv_mtrap): New function.
1768 (frvbf_media_cr_not_aligned): New function.
1769 (frvbf_media_acc_not_aligned): New function.
1770 (frvbf_media_overflow): New function.
1771 * pipeline.c (frv_pipeline_add_insn): Clear MSR fields.
1772 * interrupts.c: Call frv_set_mp_exception_registers.
1773 (frv_set_mp_exception_registers): New function.
1774 * frv-sim.h (frv_msr_mtt): New enumeration.
1775 (GET_MSR): New macro.
1776 (SET_MSR): New macro.
1777 (GET_MSR_AOVF): New macro.
1778 (SET_MSR_AOVF): New macro.
1779 (GET_MSR_OVF): New macro.
1780 (SET_MSR_OVF): New macro.
1781 (CLEAR_MSR_OVF): New macro.
1782 (GET_MSR_MTT): New macro.
1783 (SET_MSR_MTT): New macro.
1784 (frv_set_mp_exception_registers): New function.
1785 (frv_mtrap): New function.
1786 (FRV_IS_MEDIA_INSN): New macro.
1787 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1788
17891999-11-10 Dave Brolley <brolley@cygnus.com>
1790
1791 * sim-main.h (_sim_cpu): Add debug_state member.
1792 * mloop.in (_parallel_write_queued): Clear data_written.length.
1793 * interrupts.c (frv_interrupt_table): Offset of BREAK_EXCEPTION
1794 handler is 0xff.
1795 (frv_queue_break_interrupt): New function.
1796 (frv_break_interrupt): New function.
1797 (handle_interrupt): Handle break_interrupt.
1798 (frv_non_operating_interrupt): Now takes interrupt_kind.
1799 * frv-sim.h (frv_queue_break_interrupt): New function.
1800 (frv_break_interrupt): New function.
1801 (frv_break): New function.
1802 (frv_non_operating_interrupt): Now takes interrupt_kind.
1803 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1804
18051999-11-09 Dave Brolley <brolley@cygnus.com>
1806
1807 * pipeline.c (frv_pipeline_add_insn): Clear FSR0.FTT when adding
1808 a floating point insn.
1809 * traps.c (frvbf_fpu_error): Map fpu status to frv interrupts.
1810 * interrupts.c (frv_queue_illegal_instruction_interrupt): Call
1811 frv_queue_fp_exception_interrupt.
1812 (frv_queue_fp_exception_interrupt): New function.
1813 (next_available_fq): New function.
1814 (set_fp_exception_registers): New function.
1815 (set_exception_status_registers): Now returns 1 if interrupt not masked.
1816 (check_for_compound_interrupt): Now returns NULL if interrupt masked.
1817 (frv_program_interrupt): Don't process interrupt if it is masked.
1818 * frv.c (frvbf_h_fr_double_get_handler): Call
1819 frv_queue_fp_exception_interrupt.
1820 (frvbf_h_fr_double_set_handler): Call frv_queue_fp_exception_interrupt.
1821 (frvbf_h_fr_quad_set_handler): Call frv_queue_fp_exception_interrupt.
1822 (frvbf_store_quad_FRint): Call frv_queue_fp_exception_interrupt.
1823 * frv-sim.h: Get/set hardware directly in GET/SET macros.
1824 (frv_fp_exception_info): New struct type.
1825 (frv_interrupt_queue_element): Add fp_info member.
1826 (frv_fsr_traps): New enumeration.
1827 (frv_fsr_ftt): New enumeration.
1828 (frv_sie): New enumeration.
1829 (frv_miv): New enumeration.
1830 (GET_FSR): New macro.
1831 (SET_FSR): New macro.
1832 (GET_FSR_TEM): New macro.
1833 (SET_FSR_QNE): New macro.
1834 (SET_FSR_FTT): New macro.
1835 (GET_FSR_AEXC): New macro.
1836 (SET_FSR_AEXC): New macro.
1837 (GET_FQ): New macro.
1838 (SET_FQ): New macro.
1839 (SET_FQ_OPC): New macro.
1840 (SET_FQ_MIV): New macro.
1841 (SET_FQ_SIE): New macro.
1842 (SET_FQ_FTT): New macro.
1843 (SET_FQ_CEXC): New macro.
1844 (GET_FQ_VALID): New macro.
1845 (SET_FQ_VALID): New macro.
1846 (frv_queue_fp_exception_interrupt): New function.
1847 (FRV_IS_FLOAT_INSN): New macro.
1848
18491999-11-04 Dave Brolley <brolley@cygnus.com>
1850
1851 * traps.c (frvbf_fpu_error): No floating point errors need to be
1852 detected.
1853 * interrupts.c (clear_exception_status_registers): Clear 'valid' fields
1854 of the ESR registers too.
1855 (set_exception_status_registers): Don't set EAR for any precise
1856 interrupts. Register index should be 1 for insns in PIPE_I1. Clear
1857 ESR.EAV and ESR.EDV if not setting them. Set ESR.VALID.
1858 (non_operating_interrupt): No need for return code.
1859 (frv_program_or_software_interrupt): Process interrupt regardless
1860 of operating mode. If PSR.ET was not set at the start of processing,
1861 then stop the simulation with a message.
1862 (frv_save_data_written_for_interrupts): Handle CGEN_FN_XI_WRITE and
1863 CGEN_MEM_XI_WRITE.
1864 * frv.c (frvbf_h_gr_quad_set_handler): New function.
1865 (frvbf_h_fr_quad_set_handler): New function.
1866 (frvbf_h_cpr_quad_set_handler): New function.
1867 (frvbf_load_quad_GR): Renamed from frvbf_load_multiple_GR. Use new
1868 sim_queue_fn_xi_write.
1869 (frvbf_load_quad_FRint): Renamed from frvbf_load_multiple_GR. Use new
1870 sim_queue_fn_xi_write.
1871 (frvbf_load_quad_CPR): Renamed from frvbf_load_multiple_GR. Use new
1872 sim_queue_fn_xi_write.
1873 (frvbf_store_quad_GR): Renamed from frvbf_store_multiple_GR. Use new
1874 sim_queue_mem_xi_write.
1875 (frvbf_store_quad_FRint): Renamed from frvbf_store_multiple_GR. Use new
1876 sim_queue_mem_xi_write.
1877 (frvbf_store_quad_CPR): Renamed from frvbf_store_multiple_GR. Use new
1878 sim_queue_mem_xi_write.
1879 * frv-sim.h (frvbf_h_gr_quad_set_handler): New function.
1880 (frvbf_h_fr_quad_set_handler): New function.
1881 (frvbf_h_cpr_quad_set_handler): New function.
1882 (SET_ESR_VALID): New macro.
1883 (CLEAR_ESR_VALID): New macro.
1884 (CLEAR_ESR_EAV): New macro.
1885 (CLEAR_ESR_EDV): New macro.
1886 * sem.c: Regenerate.
1887
18881999-11-02 Dave Brolley <brolley@cygnus.com>
1889
1890 * traps.c (frv_core_signal): Call
1891 frv_queue_mem_address_not_aligned_interrupt.
1892 * mloop.in (_parallel_write_queued): Call
1893 frv_save_data_written_for_interrupts.
1894 * frv.c (frvbf_h_gr_double_get_handler): Call
1895 frv_queue_register_exception_interrupt.
1896 (frvbf_h_cpr_double_get_handler): Call
1897 frv_queue_register_exception_interrupt.
1898 (frvbf_h_cpr_double_set_handler): Call
1899 frv_queue_register_exception_interrupt.
1900 (frvbf_load_multiple_GR): Call
1901 frv_queue_register_exception_interrupt.
1902 (frvbf_store_multiple_GR): Call
1903 frv_queue_register_exception_interrupt.
1904 (frvbf_load_multiple_CPR): Call
1905 frv_queue_register_exception_interrupt.
1906 (frvbf_store_multiple_CPR): Call
1907 frv_queue_register_exception_interrupt.
1908 (frvbf_h_tbr_get_handler): Fix TBR.TBA mask.
1909 * interrupts.c (frv_queue_software_interrupt): Now returns interrupt
1910 queue element.
1911 (frv_queue_program_interrupt): Now returns interrupt queue element.
1912 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
1913 element.
1914 (frv_queue_interrupt): Now returns interrupt queue element.
1915 (frv_queue_register_exception_interrupt): New function.
1916 (frv_queue_mem_address_not_aligned_interrupt): New function.
1917 (frv_save_data_written_for_interrupts): New function.
1918 (next_available_edr): EDR registers available in blocks of 4.
1919 (clear_exception_status_registers): New function.
1920 (set_exception_status_registers): Pass esr to SET_ESR* macros.
1921
1922 * frv-sim.h (struct frv_data_written): New struct type.
1923 (frv_interrupt_queue_element): Add data_written member.
1924 (frv_queue_software_interrupt): Now returns interrupt queue element.
1925 (frv_queue_program_interrupt): Now returns interrupt queue element.
1926 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
1927 element.
1928 (frv_queue_interrupt): Now returns interrupt queue element.
1929 (frv_queue_register_exception_interrupt): New function.
1930 (frv_queue_mem_address_not_aligned_interrupt): New function.
1931 (frv_save_data_written_for_interrupts): New function.
1932
19331999-10-27 Dave Brolley <brolley@cygnus.com>
1934
1935 * interrupts.c (ITABLE_ENTRY): New macro.
1936 (frv_interrupt_table): Add exception codes.
1937 (next_available_esr): New function.
1938 (next_available_edr): New function.
1939 (set_edr_register): New function.
1940 (set_exception_status_registers): New function.
1941 (check_for_compound_interrupt): Record information on all interrupts
1942 found.
1943 (frv_program_interrupt): Always call check_for_compound_interrupt.
1944 * frv.c (frvbf_h_pc_set_handler): Removed.
1945 (frvbf_h_spr_get_handler): Handle LR register.
1946 (frvbf_h_spr_set_handler): Handle LR register.
1947 (frvbf_h_lr_get_handler): New function.
1948 (frvbf_h_lr_set_handler): New function.
1949 * frv-sim.h (frvbf_h_lr_get_handler): New function.
1950 (frvbf_h_lr_set_handler): New function.
1951 (frv_ec): New enumeration.
1952 (frv_interrupt): Add frv_ec field.
1953 (frv_rec): New enumeration.
1954 (frv_daec): New enumeration.
1955 (frv_interrupt_queue_element): Add eaddress, rec, iaec, daec fields.
1956 (SET_ESR_EC): New macro.
1957 (SET_ESR_REC): New macro.
1958 (SET_ESR_IAEC): New macro.
1959 (SET_ESR_DAEC): New macro.
1960 (SET_ESR_EAV): New macro.
1961 (GET_ESR_EDV): New macro.
1962 (SET_ESR_EDV): New macro.
1963 (GET_ESR_EDN): New macro.
1964 (SET_ESR_EDN): New macro.
1965 (GET_ESR): New macro.
1966 (SET_ESR): New macro.
1967 (SET_EPCR): New macro.
1968 (SET_EAR): New macro.
1969 (SET_EDR): New macro.
1970 (GET_ESFR): New macro.
1971 (SET_ESFR): New macro.
1972 * cpu.c,cpu.h,sem.c: Rebuild.
1973
19741999-10-26 Dave Brolley <brolley@cygnus.com>
1975
1976 * traps.c (frvbf_check_non_excepting_load): Only set NESR, NECR, NEEAR
1977 if mach is frv.
1978 (clear_nesr_neear): Only execute if mach is frv.
1979
19801999-10-22 Dave Brolley <brolley@cygnus.com>
1981
1982 * sim-main.h (sim_cpu): Add pipeline.
1983 (CPU_PIPELINE): New macro.
1984 * mloop.in (_parallel_write_queued): Maintain pc in cpu during writes.
1985 (main loop): Maintain pc in cpu.
1986 * frv-sim.h (frv_queue_software_interrupt): New interface.
1987 (frv_queue_program_interrupt): New interface.
1988 (frv_queue_illegal_instruction_interrupt: New interface.
1989 (frv_queue_interrupt): New interface.
1990 (frv_detect_insn_access_interrupts): New interface.
1991 (frv_process_interrupts): New interface.
1992 (frv_program_interrupt): New interface.
1993 (frv_software_interrupt): New interface.
1994 (frv_program_or_software_interrupt): New interface.
1995 (FRV_PIPELINE): Moved from pipline.c.
1996 (frv_pipeline_reset): New interface.
1997 (frv_pipeline_add_insn): New interface.
1998 * interrupts.c (frv_queue_software_interrupt): New interface.
1999 (frv_queue_program_interrupt): New interface.
2000 (frv_queue_illegal_instruction_interrupt: New interface.
2001 (frv_queue_interrupt): New interface.
2002 (frv_detect_insn_access_interrupts): New interface.
2003 (frv_process_interrupts): New interface.
2004 (frv_program_interrupt): New interface.
2005 (frv_software_interrupt): New interface.
2006 (frv_program_or_software_interrupt): New interface.
2007 * frv.c: Use new interfaces.
2008 * pipeline.c: Use new interfaces.
2009 * traps.c: Use new interfaces.
2010 * memory.c: Use new interfaces.
2011 (frv_address_forbidden): No longer static.
2012
20131999-10-19 Dave Brolley <brolley@cygnus.com>
2014
2015 * traps.c (frvbf_check_non_excepting_load): Set NESR.DAEC, NESR.REC and
2016 NESR.EC.
2017 * mloop.in (_parallel_write_queued): Handle CGEN_FN_PC_WRITE.
2018 * frv.c (frvbf_h_pc_set_handler): New function.
2019 * interrupts.c (frv_detect_data_interrupt): Removed.
2020 (address_forbidden): Removed.
2021 * frv-sim.h (frv_detect_data_interrupt): Removed.
2022 (NESR_MEM_ADDRESS_NOT_ALIGNED): New macro.
2023 (NESR_REGISTER_NOT_ALIGNED): New macro.
2024 (NESR_UQI_SIZE): New macro.
2025 (NESR_QI_SIZE): New macro.
2026 (NESR_UHI_SIZE): New macro.
2027 (NESR_HI_SIZE): New macro.
2028 (NESR_SI_SIZE): New macro.
2029 (NESR_DI_SIZE): New macro.
2030 (NESR_XI_SIZE): New macro.
2031 (GET_NESR_DAEC): New macro.
2032 (SET_NESR_DAEC): New macro.
2033 (GET_NESR_REC): New macro.
2034 (SET_NESR_REC): New macro.
2035 (GET_NESR_EC): New macro.
2036 (SET_NESR_EC): New macro.
2037 (frvbf_read_mem_QI): New function.
2038 (frvbf_read_mem_UQI): New function.
2039 (frvbf_read_mem_HI): New function.
2040 (frvbf_read_mem_UHI): New function.
2041 (frvbf_read_mem_SI): New function.
2042 (frvbf_read_mem_WI): New function.
2043 (frvbf_read_mem_DI): New function.
2044 (frvbf_read_mem_DF): New function.
2045 (frvbf_write_mem_QI): New function.
2046 (frvbf_write_mem_UQI): New function.
2047 (frvbf_write_mem_HI): New function.
2048 (frvbf_write_mem_UHI): New function.
2049 (frvbf_write_mem_SI): New function.
2050 (frvbf_write_mem_WI): New function.
2051 (frvbf_write_mem_DI): New function.
2052 (frvbf_write_mem_DF): New function.
2053 * Makefile.in (SIM_OBJS): Add memory.o.
2054 * cpu.c,cpu.h,sem.c: Rebuild.
2055
20561999-10-18 Dave Brolley <brolley@cygnus.com>
2057
2058 * sim-if.c (sim_open): Use a real fpu error function.
2059 * pipeline.c (frv_pipeline_add_insn): Don't add invalid insns.
2060 * mloop.in (_parallel_write_queued): Clear queue after writing.
2061 * interrupts.c (check_for_compound_interrupt): New function.
2062 (non_operating_interrupt): New function.
2063 * frv-sim.h (frvbf_h_gr_double_get_handler): New function.
2064 (frvbf_h_gr_double_set_handler): New function.
2065 (frvbf_h_fr_double_get_handler): New function.
2066 (frvbf_h_fr_double_set_handler): New function.
2067 (frvbf_h_cpr_double_get_handler): New function.
2068 (frvbf_h_cpr_double_set_handler): New function.
2069 (frv_interrupt_queue_element): New struct type.
2070 (frv_queue_program_interrupt): Now takes pc.
2071 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2072 (frv_queue_interrupt): Now takes pc.
2073 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2074 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2075 (frvbf_division_exception): New function.
2076 (frvbf_fpu_error): New function.
2077 (frvbf_load_multiple_GR): New function.
2078 (frvbf_load_multiple_FR): New function.
2079 (frvbf_load_multiple_CPR): New function.
2080 * frv.c (frvbf_h_gr_double_get_handler): New function.
2081 (frvbf_h_gr_double_set_handler): New function.
2082 (frvbf_h_fr_double_get_handler): New function.
2083 (frvbf_h_fr_double_set_handler): New function.
2084 (frvbf_h_cpr_double_get_handler): New function.
2085 (frvbf_h_cpr_double_set_handler): New function.
2086 (frv_interrupt_queue_element): New struct type.
2087 (frv_queue_program_interrupt): Now takes pc.
2088 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2089 (frv_queue_interrupt): Now takes pc.
2090 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2091 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2092 (frvbf_fpu_error): New function.
2093 (frvbf_load_multiple_GR): New function.
2094 (frvbf_load_multiple_FR): New function.
2095 (frvbf_load_multiple_CPR): New function.
2096 * traps.c (frvbf_division_exception): New function.
2097 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2098
20991999-10-12 Dave Brolley <brolley@cygnus.com>
2100
2101 * mloop.in (new_vpc): New variable.
2102 (main loop): Call frv_detect_insn_access_interrupts. Call
2103 frv_detect_data_interrupts.
2104 * interrupts.c (access_queued_to): New function.
2105 (frv_detect_data_interrupts): New function.
2106 (frv_detect_insn_access_interrupts): New function.
2107 (frv_program_or_software_interrupt): Set PSR.S.
2108 * frv-sim.h (frv_detect_data_interrupts): New function.
2109 (frv_detect_insn_interrupts): New function.
2110
21111999-10-07 Dave Brolley <brolley@cygnus.com>
2112
2113 * frv-sim.h (frvbf_h_gr_hi_get_handler): New function.
2114 (frvbf_h_gr_hi_set_handler): New function.
2115 (frvbf_h_gr_lo_get_handler): New function.
2116 (frvbf_h_gr_lo.set_handler): New function.
2117 * frv.c (frvbf_h_gr_hi_get_handler): New function.
2118 (frvbf_h_gr_hi_set_handler): New function.
2119 (frvbf_h_gr_lo_get_handler): New function.
2120 (frvbf_h_gr_lo.set_handler): New function.
2121 (frvbf_model_fr500_u_integer): New function.
2122 * arch.h,cpu.h,cpu.c,decode.h,decode.c,model.c,sem.c: Rebuild.
2123
21241999-10-04 Dave Brolley <brolley@cygnus.com>
2125
2126 * traps.c: Use sim_engine_abort.
2127 * pipeline.c (frv_pipeline): Add field for insn major.
2128 (add_next_to_pipe): Return address of matching pipeline.
2129 (find_major_in_pipeline): New function.
2130 (check_insn_major_constraints: New function.
2131 (frv_pipeline_add_insn): Add checks for insn major constraints.
2132 * interrupts.c (frv_process_interrupts): Use sim_engine_abort.
2133 * frv.c (frvbf_h_spr_get_handler): No need to abort.
2134
2135Thu Sep 30 18:10:25 1999 Dave Brolley <brolley@cygnus.com>
2136
2137 * pipeline.c: New file.
2138 * mloop.in (main loop): Call frv_pipeline_reset.
2139 Call frv_pipeline_add_insn.
2140 * frv-sim.h (frv_pipeline_reset): New function.
2141 (frv_pipeline_add_insn): New function.
2142 * Makefile.in (SIM_OBJS): Add pipeline.o
2143
21441999-09-29 Doug Evans <devans@casey.cygnus.com>
2145
2146 * sem.c: Rebuild.
2147 * traps.c (sim_engine_invalid_insn): New arg `vpc'. Change type of
2148 result to SEM_PC. Return vpc.
2149
2150Wed Sep 29 16:01:52 1999 Dave Brolley <brolley@cygnus.com>
2151
2152 * interrupts.c (frv_interrupt_table): DATA_STORE_ERROR is imprecise.
2153 (frv_queue_interrupt): Don't detect identical interrupts here.
2154
2155Wed Sep 29 14:49:52 1999 Dave Brolley <brolley@cygnus.com>
2156
2157 * interrupts.c: New file.
2158 * traps.c (sim_engine_invalid_insn): Return PC of next insn.
2159 (frv_software_interrupt): Moved to interrupts.c.
2160 (frv_itrap): New interface. Call frv_queue_software_interrupt.
2161 * mloop.in (@cpu@_parallel_write_init): set previous_vliw_pc.
2162 (@cpu@_perform_writeback): New function.
2163 (main loop): Call frv_process_interrupts.
2164 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2165 (frv_itrap): New interface.
2166 (frv_interrupt_class): New enumeration.
2167 (frv_interrupt_kind): New enumeration.
2168 (struct frv_interrupt): New struct type.
2169 (frv_interrupt_table): New table of interrupt information.
2170 (FRV_INTERRUPT_QUEUE_SIZE): New macro.
2171 (struct frv_interrupt_state): New struct type.
2172 (frv_interrupt_state): New global variable.
2173 (previous_vliw_pc): New global variable.
2174 (frv_queue_software_interrupt): New function.
2175 (frv_queue_program_interrupt): New function.
2176 (frv_queue_interrupt): New function.
2177 (frv_process_interrupts): New function.
2178 (frv_program_interrupt): New function.
2179 (frv_software_interrupt): New function.
2180 (frv_program_or_software_interrupt): New function.
2181 (frv_clear_interrupt_classes): New function.
2182 * frv.c (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2183 * Makefile.in (SIM_OBJS): Add interrupts.o
2184 * sem.c: Rebuild.
2185
21861999-09-25 Doug Evans <devans@casey.cygnus.com>
2187
2188 * cpu.h,cpuall.h,decode.c,sem.c: Rebuild.
2189
2190Tue Sep 21 17:16:47 1999 Dave Brolley <brolley@cygnus.com>
2191
2192 * mloop.in (main loop): Determine last insn from scache entry.
2193 * cpu.h: Rebuild.
2194 * cpuall.h: Rebuild.
2195
2196Tue Sep 14 14:21:31 1999 Dave Brolley <brolley@cygnus.com>
2197
2198 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): New flag.
2199 (NECR_ELOS): Define as unshifted value.
2200 (NECR_NEN): Define as unshifted value.
2201 (NECR_VALID): Define as unshifted value.
2202 (SET_NESR): Rewite to use post-write queue.
2203 (SET_NESR_VALID): Rewite to operate on argument.
2204 (SET_NESR_EAV): Rewite to operate on argument.
2205 (SET_NESR_FR): Rewite to operate on argument.
2206 (CLEAR_NESR_FR): Rewite to operate on argument.
2207 (SET_NESR_DRN): Rewite to operate on argument.
2208 (SET_NESR_SIZE): Rewite to operate on argument.
2209 (SET_NESR_NEAN): Rewite to operate on argument.
2210 (SET_NEEAR): Rewite to use post-write queue.
2211 (SET_NE_FLAG): Rewite to use post-write queue.
2212 (CLEAR_NE_FLAG): Rewite to use post-write queue.
2213 * traps.c (frv_software_interrupt): Rewite to use post-write queue.
2214 (frv_rett): Rewite to use post-write queue.
2215 (next_available_nesr): Rewrite to use new macro interfaces.
2216 (next_valid_nesr): Ditto.
2217 (frvbf_check_non_excepting_load): Ditto.
2218 (frvbf_check_recovering_store): Ditto.
2219 (clear_nesr_neear): Ditto.
2220 (clear_ne_flags): Ditto.
2221 * mloop.in (main loop): Update PCSR with address of next VLIW insn
2222 when flag is set.
2223 * frv.c (frvbf_h_spr_get_handler): Shift register fields here now.
2224 (frvbf_store_multiple_GR): Rewite to use post-write queue.
2225 (frvbf_store_multiple_FRint): Rewite to use post-write queue.
2226 (frvbf_store_multiple_CPR): Rewite to use post-write queue.
2227 * Makefile.in (frv.o): Depend on cgen-par.h.
2228
2229Fri Sep 10 17:03:15 1999 Dave Brolley <brolley@cygnus.com>
2230
2231 * frv-sim.h (frvbf_set_write_next_vliw_addr_to_LR): New function.
2232 (frvbf_write_next_vliw_addr_to_LR): New flag.
2233 * frv.c (frvbf_set_write_next_vliw_addr_to_LR): New function.
2234 * mloop.in: Only take the first branch in a VLIW insn. Set LR to the
2235 address of the next VLIW insn if flag is set.
2236 * cpu.h,decode.c,sem.c: Rebuild.
2237
2238Tue Sep 7 13:44:23 1999 Dave Brolley <brolley@cygnus.com>
2239
2240 * mloop.in: Limit parallel insns to MAX_PARALLEL_INSNS.
2241 * sem.c: Rebuild.
2242
22431999-09-02 Doug Evans <devans@casey.cygnus.com>
2244
2245 * configure: Regenerated to track ../common/aclocal.m4 changes.
2246
22471999-09-01 Doug Evans <devans@casey.cygnus.com>
2248
2249 * decode.c: Rebuild.
2250
2251Mon Aug 30 17:54:57 1999 Dave Brolley <brolley@cygnus.com>
2252
2253 * traps.c (frv_rett): New function.
2254 * frv.c (frvbf_h_spr_get_handler): Handle bpsr.
2255 (frvbf_h_spr_set_handler): Handle bpsr.
2256 (frvbf_h_bpsr_get_handler): New function.
2257 (frvbf_h_bpsr_set_handler): New function.
2258 * frv-sim.h (frv_rett): New function.
2259 (frvbf_h_bpsr_get_handler): New function.
2260 (frvbf_h_bpsr_set_handler): New function.
2261 * mloop.in: Read actual packing bit.
2262 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2263
2264Tue Aug 31 16:04:37 1999 Dave Brolley <brolley@cygnus.com>
2265
2266 * traps.c (WANT_CPU): New macro.
2267 (WANT_CPU_FRVBF): New macro.
2268 (frvbf_check_recovering_store): Use registers for source and queue
2269 writes.
2270 * mloop.in: New main loop for parallel support.
2271 (@cpu@_parallel_write_init): New function.
2272 (@cpu@_parallel_write_queued): New function.
2273 * frv-sim.h (set_icc_for_shift_left): New interface.
2274 (set_icc_for_shift_right): New interface.
2275 (frvbf_check_recovering_store): New interface.
2276 * frv.c (set_icc_for_shift_left): Pass and return icc value.
2277 (set_icc_for_shift_right): Pass and return icc value.
2278 (frvbf_check_recovering_store): New interface.
2279 * Makefile.in (FRV_OBJS): Add cgen-par.o.
2280 (stamp-mloop): Add cgen parallel options.
2281 (stamp-arch): Remove with-profile option.
2282 (stamp-cpu): Add cgen parallel options.
2283 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2284
22851999-08-28 Doug Evans <devans@casey.cygnus.com>
2286
2287 * cpu.h,decode.c,sem.c: Rebuild.
2288
2289Wed Aug 25 12:25:04 1999 Dave Brolley <brolley@cygnus.com>
2290
2291 * arch.h,cpu.h,decode.h,model.c,sem.c: Rebuild.
2292
2293Thu Aug 19 17:59:00 1999 Dave Brolley <brolley@cygnus.com>
2294
2295 * configure.in: fr500 now the default model.
2296 * configure: Regenerate.
2297 * frv.c: Change frv-1 to frv-gen.
2298 (frvbf_model_fr500_u_exec): New function.
2299 * Makefile.in (stamp-cpu): Use 'mach=frv,fr500' to build decoder.
2300 * mloop.in: Fix typos in comments.
2301 * arch.c,arch.h,cpu.h,cpuall.h,decode.h,model.c,sem.c: Rebuild.
2302
23031999-08-17 Dave Brolley <brolley@cygnus.com>
2304
2305 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2306
23071999-08-09 Doug Evans <devans@casey.cygnus.com>
2308
2309 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2310
23111999-08-04 Doug Evans <devans@casey.cygnus.com>
2312
2313 * cpu.h,cpuall.h,decode.c,model.c,sem.c: Rebuild.
2314
2315Fri Jul 16 14:50:15 1999 Dave Brolley <brolley@cygnus.com>
2316
2317 * frv.c (frvbf_fetch_register): Use GDB register number macros.
2318 (frvbf_store_register): Use GDB register number macros.
2319 (frvbf_cut): New function.
2320 * frv-sim.h (GR_REGNUM_MAX): New macro.
2321 (FR_REGNUM_MAX): New macro.
2322 (PC_REGNUM): New macro.
2323 (LR_REGNUM): New macro.
2324 (frvbf_cut): New function.
2325 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2326
23271999-07-15 Stan Shebs <shebs@andros.cygnus.com>
2328
2329 * frv.c (frvbf_fetch_register): Add ability to get LR register,
2330 add default for unhandled registers.
2331 (frvbf_store_register): Add ability to set LR register.
2332
23331999-07-14 Stan Shebs <shebs@andros.cygnus.com>
2334
2335 * frv.c (frvbf_fetch_register, frvbf_store_register): Fill in.
2336 (decode_gdb_dr_regnum): Remove, not used.
2337
23381999-07-13 Michael Meissner <meissner@cygnus.com>
2339
2340 * Makefile.in (SIM_EXTRA_FLAGS): Incorporate @sim_trapdump@.
2341
2342 * configure.in (--enable-sim-trapdump): New switch to make unknown
2343 traps dump the register contents, instead of doing the trap thing.
2344 * configure: Regenerate.
2345
2346 * frv-sim.h (TRAP_BREAKPOINT): Define as 81, so it can be used.
2347 (TRAP_REGDUMP{1,2}): Define to provide register dumping support
2348 temporarily.
2349
2350 * traps.h (toplevel): Include bfd.h, libiberity.h.
2351 (frv_itrap): Add support for --enable-sim-trapdump and traps 2,3
2352 dumping the registers.
2353
2354Thu Jul 8 10:57:39 1999 Dave Brolley <brolley@cygnus.com>
2355
2356 * Makefile.in (SIM_EXTRA_LIBS): Removed. libm no longer needed.
2357
2358Wed Jul 7 17:01:12 1999 Dave Brolley <brolley@cygnus.com>
2359
2360 * cpu.c,cpu.h,decode.c,model.c,sem.c: Rebuild.
2361
2362Tue Jul 6 16:12:18 1999 Dave Brolley <brolley@cygnus.com>
2363
2364 * frv.c (frvbf_square_root_SF): Removed.
2365 (frvbf_square_root_DF): Removed.
2366 (frvbf_h_fr_double_get_handler): Removed.
2367 (frvbf_h_fr_double_set_handler): Removed.
2368 (frvbf_h_fr_int_get_handler): Removed.
2369 (frvbf_h_fr_int_set_handler): Removed.
2370 * frv-sim.h (frvbf_square_root_SF): Removed.
2371 (frvbf_square_root_DF): Removed.
2372 (frvbf_h_fr_double_get_handler): Removed.
2373 (frvbf_h_fr_double_set_handler): Removed.
2374 (frvbf_h_fr_int_get_handler): Removed.
2375 (frvbf_h_fr_int_set_handler): Removed.
2376 * decode.c,decode.h,model.c,sem.c: Rebuild.
2377
23781999-07-05 Doug Evans <devans@casey.cygnus.com>
2379
2380 * Makefile.in (SIM_OBJS): Add cgen-fpu.o, cgen-accfp.o.
2381 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2382 * sim-if.c (sim_open): Initialize fpu.
2383 * frv-sim.h (SETMEMSF,SETMEMDF): Delete.
2384 * frv.c (frvbf_store_multiple_FRint): Replace frvbf_h_fr_int_get
2385 with frvbf_h_fr_get.
2386
2387Wed Jun 30 15:56:56 1999 Dave Brolley <brolley@cygnus.com>
2388
2389 * frv-sim.h (NESR_RANGE): New macro.
2390 (NO_NESR): New macro.
2391 (GET_NESR_VALID): New macro.
2392 (next_ne_index): Removed.
2393 * traps.c (next_available_nesr): New function.
2394 (next_valid_nesr): New function.
2395 (frvbf_check_non_excepting_load): Use next_available_nesr.
2396 (frvbf_check_recovering_store): Use next_available_nesr and
2397 next_valid_nesr.
2398 (clear_nesr_neear): Use next_available_nesr and next_valid_nesr.
2399 (frvbf_check_recovering_store): Only consider one matching register.
2400 * sem.c: Rebuild.
2401
2402Tue Jun 29 16:54:32 1999 Dave Brolley <brolley@cygnus.com>
2403
2404 * frv.c (frvbf_square_root_SF): New function.
2405 (frvbf_square_root_DF): New function.
2406 (frvbf_h_fr_double_get_handler): New function.
2407 (frvbf_h_fr_double_set_handler): New function.
2408 * frv-sim.h (frvbf_square_root_SF): New function.
2409 (frvbf_square_root_DF): New function.
2410 (frvbf_h_fr_double_get_handler): New function.
2411 (frvbf_h_fr_double_set_handler): New function.
2412 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c: Rebuild.
2413
24141999-06-28 Dave Brolley <brolley@cygnus.com>
2415
2416 * decode.c,decode.h,model.c,sem.c: Regenerate.
2417
2418Thu Jun 24 17:26:32 1999 Dave Brolley <brolley@cygnus.com>
2419
2420 * Makefile.in (SIM_EXTRA_LIBS): Add -lm.
2421 * frv-sim.h (frvbf_h_fr_int_get_handler): New function.
2422 (frvbf_h_fr_int_set_handler): New function.
2423 (frvbf_store_multiple_FRint): New function.
2424 (frvbf_square_root_SF): New function.
2425 * frv.c (frvbf_h_fr_int_get_handler): New function.
2426 (frvbf_h_fr_int_set_handler): New function.
2427 (frvbf_store_multiple_FRint): New function.
2428 (frvbf_square_root_SF): New function.
2429 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2430
24311999-06-23 Doug Evans <devans@casey.cygnus.com>
2432
2433 * Makefile.in (stamp-mloop): Delete -fast -pbb -switch args
2434 to genmloop.sh. Pass -scache instead.
2435 (mloop.o): Delete sem-switch.c dependency.
2436 (sem-switch.c): Delete rule.
2437 (stamp-cpu): Don't build sem-switch.c.
2438 * sem-switch.c: Delete.
2439 * mloop.in (xfull-exec-*): Fix call to execute.
2440 * tconfig.in (WITH_SCACHE_PBB): Define as 0.
2441
2442 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2443
2444Tue Jun 22 16:23:57 1999 Dave Brolley <brolley@cygnus.com>
2445
2446 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2447
2448Mon Jun 21 17:34:10 1999 Dave Brolley <brolley@cygnus.com>
2449
2450 * mloop.in (execute): Force gr0 to zero before each insn.
2451 * cpu.h,cpu.c,decode.c,sem.c,sem-switch.c: Regenerate.
2452
24531999-06-18 Doug Evans <devans@casey.cygnus.com>
2454
2455 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2456
2457Fri Jun 18 17:49:23 1999 Dave Brolley <brolley@cygnus.com>
2458
2459 * frv.c (frvbf_h_gr_get_handler): New function.
2460 (frvbf_h_gr_set_handler): New function:
2461 (frvbf_store-multiple_GR): New function:
2462 (frvbf_store-multiple_FR): New function:
2463 (frvbf_store-multiple_CPR): New function:
2464 * frv-sim.h (frvbf_h_gr_get_handler): New function.
2465 (frvbf_h_gr_set_handler): New function:
2466 (frvbf_store-multiple_GR): New function:
2467 (frvbf_store-multiple_FR): New function:
2468 (frvbf_store-multiple_CPR): New function:
2469 * traps.c (frv_itrap): Implement proper syscalls interface.
2470 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2471
2472Fri Jun 18 14:36:23 1999 Dave Brolley <brolley@cygnus.com>
2473
2474 * traps.c (frvbf_check_non_excepting_divide): New function.
2475 (frvbf_check_recovering_store): New function.
2476 (clear_nesr_neear): New function.
2477 (clear_ne_flags): New function.
2478 (frvbf_commit): New function.
2479
2480 * frv-sim.h (frvbf_check_non_excepting_divide): New function.
2481 (frvbf_check_recovering_store): New function.
2482 (clear_nesr_neear): New function.
2483 (clear_ne_flags): New function.
2484 (frvbf_commit): New function.
2485 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2486
24871999-06-16 Dave Brolley <brolley@cygnus.com>
2488
2489 * frv.c (frvbf_h_spr_get_handler): Handle SPR_NECR.
2490 (frvbf_h_spr_set_handler): Handle SPR_NECR.
2491 * traps.c (next_ne_index): New variable.
2492 (frvbf_check_non_excepting_load): New function.
2493 * frv-sim.h (NECR_ELOS): New macro.
2494 (NECR_NEN): New macro.
2495 (NECR_VALID): New macro.
2496 (SET_NESR_VALID): New macro.
2497 (SET_NESR_EAV): New macro.
2498 (SET_NESR_FR): New macro.
2499 (CLEAR_NESR_FR): New macro.
2500 (SET_NESR_DRN): New macro.
2501 (SET_NESR_SIZE): New macro.
2502 (SET_NESR_NEAN): New macro.
2503 (SET_NEEAR): New macro.
2504 (GET_NE_FLAG): New macro.
2505 (SET_NE_FLAG): New macro.
2506 (CLEAR_NE_FLAG): New macro.
2507 (frvbf_check_non_excepting_load): New function:
2508 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2509
2510Wed Jun 9 18:12:49 1999 Dave Brolley <brolley@cygnus.com>
2511
2512 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2513
2514Tue Jun 8 18:13:51 1999 Dave Brolley <brolley@cygnus.com>
2515
2516 * frv.c (cr_logic): Correct andcr, nandcr, andncr and nandncr.
2517 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2518
2519Mon Jun 7 17:09:15 1999 Dave Brolley <brolley@cygnus.com>
2520
2521 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2522
25231999-06-07 Dave Brolley <brolley@cygnus.com>
2524
2525 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2526
2527Thu Jun 3 17:33:31 1999 Dave Brolley <brolley@cygnus.com>
2528
2529 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2530
2531Wed Jun 2 17:50:21 1999 Dave Brolley <brolley@cygnus.com>
2532
2533 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2534
2535Tue Jun 1 17:58:53 1999 Dave Brolley <brolley@cygnus.com>
2536
2537 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2538
2539Mon May 31 17:57:25 1999 Dave Brolley <brolley@cygnus.com>
2540
2541 * traps.c (frv_software_interrupt): Pass current_cpu to
2542 frvbf_h_psr_esr_get.
2543 (frv_software_interrupt): Calculate the new PC based on TBR.
2544 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2545
25461999-05-31 Dave Brolley <brolley@cygnus.com>
2547
2548 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2549
2550Thu May 27 17:42:00 1999 Dave Brolley <brolley@cygnus.com>
2551
2552 * frv-sim.h (frvbf_h_cccr_get_handler): New function.
2553 (frvbf_h_cccr_set_handler): New function.
2554 (frvbf_scan_result): New function.
2555 (frvbf_cr_logic): New function.
2556 * frv.c (frvbf_h_cccr_get_handler): New function.
2557 (frvbf_h_cccr_set_handler): New function.
2558 (frvbf_scan_result): New function.
2559 (frvbf_cr_logic): New function.
2560 (cr_ops,cr_result,cr_logic): New table.
2561 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2562
25631999-05-25 Dave Brolley <brolley@cygnus.com>
2564
2565 * frv.c (frvbf_h_spr_get_handler): Add support for TBR and PSR.
2566 (frvbf_h_spr_set_handler): Add support for TBR and PSR.
2567 (frv_psr_get_handler): New function.
2568 (frv_psr_set_handler): New function.
2569 (frv_tbr_get_handler): New function.
2570 (frv_tbr_set_handler): New function.
2571 (frvbf_h_ccr_get_handler): Add support for fCC.
2572 (frvbf_h_ccr_set_handler): Add support for fCC.
2573 * frv-sim.h (frv_psr_get_handler): New function.
2574 (frv_psr_set_handler): New function.
2575 (frv_tbr_get_handler): New function.
2576 (frv_tbr_set_handler): New function.
2577 * traps.c (frv_software_interrupt): Implement.
2578 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2579
2580Thu May 20 16:39:27 1999 Dave Brolley <brolley@cygnus.com>
2581
2582 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2583
25841999-05-18 Dave Brolley <brolley@cygnus.com>
2585
2586 * frv.c: (frvbf_set_icc_for_shift_left): New function.
2587 (frvbf_set_icc_for_shift_right): New function.
2588 * frv-sim.h (frvbf_set_icc_for_shift_left): New function.
2589 (frvbf_set_icc_for_shift_right): New function.
2590 (SETMEMSF): New Macro.
2591 (SETMEMDF): New Macro.
2592 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2593
2594Thu May 13 17:14:49 1999 Dave Brolley <brolley@cygnus.com>
2595
2596 * frv.c (frvbf_h_ccr_get_handler): New function.
2597 (frvbf_h_ccr_set_handler): New function.
2598 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2599
2600Tue May 11 16:13:15 1999 Dave Brolley <brolley@cygnus.com>
2601
2602 * frv-sim.h (frvbf_h_spr_get_handler,frvbf_h_spr_set_handler,
2603 frvbf_h_isr_get_handler, frvbf_h_isr_set_handler): New functions.
2604 * frv.c: Likewise.
2605 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2606
26071999-05-10 Dave Brolley <brolley@cygnus.com>
2608
2609 * cpu.h,cpu.c,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2610
2611Thu May 6 16:48:21 1999 Dave Brolley <brolley@cygnus.com>
2612
2613 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2614 * frv-sim.h (TRAP_SYSCALL): Define as 0x80.
2615
2616Wed May 5 11:52:24 1999 Dave Brolley <brolley@cygnus.com>
2617
2618 * traps.c (frv_software_interrupt): New function.
2619 (frv_itrap): New function.
2620 * frv-sim.h (TRAP_SYSCALL): define as 0.
2621 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2622
2623Mon May 3 13:49:21 1999 Dave Brolley <brolley@cygnus.com>
2624
2625 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2626
2627Thu Apr 29 17:37:06 1999 Dave Brolley <brolley@cygnus.com>
2628
2629 * Directory created.
GDB Binutils - Deliverables
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