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* arch.c, arch.h, cpu.c, cpu.h, cpuall.h, decode.c, decode.h,
[thirdparty/binutils-gdb.git] / sim / frv / ChangeLog
CommitLineData
bce3bbcb
HPN		 12008-12-23 Hans-Peter Nilsson <hp@axis.com>
2
3 * arch.c, arch.h, cpu.c, cpu.h, cpuall.h, decode.c, decode.h,
4 model.c, sem.c: Regenerate.
5
b5bd9624
HPN		 62008-07-11 Hans-Peter Nilsson <hp@axis.com>
7
8 * configure: Regenerate to track ../common/common.m4 changes.
9 * config.in: Ditto.
10
6efef468
JM		 112008-06-06 Vladimir Prus <vladimir@codesourcery.com>
12 Daniel Jacobowitz <dan@codesourcery.com>
13 Joseph Myers <joseph@codesourcery.com>
14
15 * configure: Regenerate.
16
b1bfc053
HPN		 172006-12-21 Hans-Peter Nilsson <hp@axis.com>
18
19 * config.in: Regenerate.
20
e85e3205
RE		 212006-06-13 Richard Earnshaw <rearnsha@arm.com>
22
23 * configure: Regenerated.
24
2f0122dc
DJ		 252006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
26
27 * configure: Regenerated.
28
20e95c23
DJ		 292006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
30
31 * configure: Regenerated.
32
79e59fe6
DB		 332005-10-28 Dave Brolley <brolley@redhat.com>
34
35 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
36
37 Contribute the following changes:
38 2003-09-29 Dave Brolley <brolley@redhat.com>
39
40 * frv-sim.h: Use CGEN_ATTR_VALUE_ENUM_TYPE in place of
41 CGEN_ATTR_VALUE_TYPE.
42 * mloop.in: Ditto.
43 * pipeline.c: Ditto.
44 * traps.c: Ditto.
45
2b193c4a
MK		 462005-03-23 Mark Kettenis <kettenis@gnu.org>
47
48 * configure: Regenerate.
49
35695fd6
AC		 502005-01-14 Andrew Cagney <cagney@gnu.org>
51
52 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
53 explicit call to AC_CONFIG_HEADER.
54 * configure: Regenerate.
55
f0569246
AC		 562005-01-12 Andrew Cagney <cagney@gnu.org>
57
58 * configure.ac: Update to use ../common/common.m4.
59 * configure: Re-generate.
60
38f48d72
AC		 612005-01-11 Andrew Cagney <cagney@localhost.localdomain>
62
63 * configure: Regenerated to track ../common/aclocal.m4 changes.
64
b7026657
AC		 652005-01-07 Andrew Cagney <cagney@gnu.org>
66
67 * configure.ac: Rename configure.in, require autoconf 2.59.
68 * configure: Re-generate.
69
379832de
HPN		 702004-12-08 Hans-Peter Nilsson <hp@axis.com>
71
72 * configure: Regenerate for ../common/aclocal.m4 update.
73
45aa12b4
RS		 742004-08-27 Richard Sandiford <rsandifo@redhat.com>
75
76 * cpu.[ch], arch.[ch], decode.[ch]: Regenerated.
77 * cpuall.h, model.c, sem.c: Regenerated.
78
676a64f4
RS		 792004-03-01 Richard Sandiford <rsandifo@redhat.com>
80
81 * Makefile.in (SIM_OBJS): Add profile-fr450.o.
82 (profile-fr450.o): New dependency.
83 (stamp-cpu): Add fr450 to the list of machs.
84 * sim-frv.h (SPR_IS_ACC): New macro.
85 (H_SPR_ACC4, H_SPR_ACC63, H_SPR_ACCG4, H_SPR_ACCG63): Delete.
86 * cache.c (frv_cache_init, non_cache_access): Handle bfd_mach_fr450.
87 * frv.c (check_register_alignment, check_fr_register_alignment)
88 (check_memory_alignment, do_media_average): Likewise.
89 (frvbf_clear_accumulators): Likewise. Use a mask of valid registers
90 rather than a consecutive range.
91 * interrupts.c (frv_queue_illegal_instruction_interrupt)
92 (frv_queue_non_implemented_instruction_interrupt): Handle
93 bfd_mach_fr450.
94 * memory.c (check_data_read_address, check_readwrite_address)
95 (check_insn_read_address, check_write_address): Likewise.
96 * mloop.in (@cpu@_simulate_insn_prefetch): Likewise.
97 * profile.c (reset_gr_flags, reset_fr_flags, reset_acc_flags)
98 (frvbf_model_insn_before, frvbf_model_insn_after): Likewise.
99 * profile-fr450.c: New file.
100 * registers.c (fr450_spr): New array.
101 (frv_register_control_init): Check its size. Use it for fr450.
102 (frv_check_register_access): Handle bfd_mach_fr450.
103 (frv_check_spr_read_access): Likewise. Generalize accumulator check.
104 * traps.c (frv_core_signal, frvbf_media_cr_not_aligned): Likewise.
105 (frvbf_media_acc_not_aligned): Likewise.
106 (frvbf_media_register_not_aligned): Likewise.
107 * arch.c: Regenerate.
108 * arch.h: Regenerate.
109 * cpu.h: Regenerate.
110 * cpuall.h: Regenerate.
111 * decode.h: Regenerate.
112 * model.c: Regenerate.
113
c7a48b9a
RS		 1142004-03-01 Richard Sandiford <rsandifo@redhat.com>
115
116 * cache.c (frv_cache_init): Change fr400 cache statistics to match
117 the fr405.
118 (non_cache_access): Add missing breaks.
119 * interrupts.c (set_exception_status_registers): Always set EAR15
120 for data_access_errors.
121 * memory.c (fr400_check_write_address): Remove redundant alignment
122 check.
123 * model.c: Regenerate.
124
8b73069f
RS		 1252004-03-01 Richard Sandiford <rsandifo@redhat.com>
126
127 * frv.c (frvbf_iacc_cut): Rework, taking rounding into account.
128
8ae0baa2
RS		 1292004-03-01 Richard Sandiford <rsandifo@redhat.com>
130
131 * decode.c, decode.h, model.c, sem.c: Regenerate.
132
d74c4203
KB		 1332003-11-24 Kevin Buettner <kevinb@redhat.com>
134
135 * frv-sim.h (GR_REGNUM_MAX, FR_REGNUM_MAX, PC_REGNUM, SPR_REGNUM_MIN)
136 (SPR_REGNUM_MAX): Delete.
137 * frv.c (gdb/sim-frv.h): Include.
138 (frvbf_fetch_register, frvbf_store_register): Use register number
139 constants from gdb/sim-frv.h. Check availability of general
140 purpose and float registers.
141
0b01870b
DB		 1422003-11-03 Dave Brolley <brolley@redhat.com>
143
144 * cache.c (address_interference): Check for higher priority requests
145 in the same pipeline.
146
9a29f3ca
DB		 1472003-10-31 Dave Brolley <brolley@redhat.com>
148
162cec1b 149 * frv-sim.h (LR_REGNUM): Removed.
073926e5 150 (SPR_REGNUM_MIN,SPR_REGNUM_MAX): New macros.
9a29f3ca 151 * frv.c (frvbf_fetch_register): Fetch SPR registers based on
073926e5 152 SPR_REGNUM_MIN and SPR_REGNUM_MAX. Check whether SPRs are implemented.
9a29f3ca
DB		 153 Return 0 for an unimplemented register. Return the length of the data
154 for an implemented register.
155 (frvbf_store_register): Ditto.
156
fc0a2244
AC		 1572003-10-30 Andrew Cagney <cagney@redhat.com>
158
159 * traps.c: Replace "struct symbol_cache_entry" with "struct
160 bfd_symbol".
161
29a79ca0
DB		 1622003-10-10 Dave Brolley <brolley@redhat.com>
163
164 * cpu.h, sem.c: Regenerate.
165
e930b1f5
DB		 1662003-10-06 Dave Brolley <brolley@redhat.com>
167
168 * profile-fr550.[ch]: New files.
169 * configure.in: Move frv handling to alphabetically correct placement.
170 * Makefile.in: Add fr550 support.
171 * frv-sim.h,frv.c,interrups.c,memory.c,mloop.in,pipeline.c,
172 profile.[ch],registers.c,traps.c: Add fr550 support.
173 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
174 Regenerate.
175
22f367a7
DB		 1762003-09-25 Dave Brolley <brolley@redhat.com>
177
178 * reset.c (frv_initialize): Call frv_register_control_init first.
179
1c453cd6
DB		 1802003-09-24 Dave Brolley <brolley@redhat.com>
181
182 * profile.h (update_FR_ptime): New prototype.
183 (update_FRdouble_ptime): Ditto.
184 (update_SPR_ptime): Ditto.
185 (increase_ACC_busy): Ditto.
186 (enforce_full_acc_latency): Ditto.
187 (post_wait_for_SPR): Ditto.
188 * profile.c (update_FR_ptime): Moved here from profile-fr500.c.
189 (update_FRdouble_ptime): Ditto.
190 (update_SPR_ptime): New function.
191 (increase_ACC_busy): Ditto.
192 (enforce_full_acc_latency): Ditto.
193 (vliw_wait_for_fdiv_resource): Correct resource name.
194 (vliw_wait_for_fsqrt_resource): Ditto.
195 (post_wait_for_SPR): New function.
196 * profile-fr500.c (frvbf_model_fr500_u_commit): New function.
197 (frvbf_model_fr500_u_gr2fr): Pass out_FRk as output register to
198 adjust_float_register_busy.
199 (frvbf_model_fr500_u_gr_load): Record latency of SPR registers.
200 (frvbf_model_fr500_u_fr_load): Wait for and record latency of SPR
201 registers.
202 (frvbf_model_fr500_u_float_arith): Ditto.
203 (frvbf_model_fr500_u_float_dual_arith): Ditto.
204 (frvbf_model_fr500_u_float_div): Ditto.
205 (frvbf_model_fr500_u_float_sqrt): Ditto.
206 (frvbf_model_fr500_u_float_convert): Ditto.
207 (update_FR_ptime): Moved to profile.c
208 (update_FRdouble_ptime): Moved to profile.c
209 * profile-fr400.c (update_FR_ptime): Removed. Identical to functions
210 for other machines.
211 (update_FRdouble_ptime): Ditto.
212 * arch.h,cpu.h,sem.c,decode.[ch],model.c,sem.c: Regenerated.
213
153431d6
DB		 2142003-09-12 Dave Brolley <brolley@redhat.com>
215
216 * registers.c (frv_check_spr_read_access): Check for access to
217 ACC4-ACC63 and ACCG4-ACCG63.
218 * profile.h (frv-desc.h): #include it.
219 (spr_busy): New member of FRV_PROFILE_STATE.
220 (spr_latency): Ditto.
221 (GNER_FOR_GR): New macro.
222 (FNER_FOR_FR): New maccro.
223 (update_SPR_latency): New function.
224 (vliw_wait_for_SPR): New function.
93938d47 225 * profile.c (update_latencies): Update SPR latencies.
153431d6
DB		 226 (update_target_latencies): Ditto.
227 (update_SPR_latency): New function.
228 (vliw_wait_for_SPR): New function.
229 * profile-fr500.c (frvbf_model_fr500_u_idiv): Record GNER latency.
230 (frvbf_model_fr500_u_trap): Removed unused variable, ps.
231 (frvbf_model_fr500_u_check): Ditto.
232 (frvbf_model_fr500_u_clrgr): New unit modeller for fr500.
233 (frvbf_model_fr500_u_clrfr): Ditto.
234 (frvbf_model_fr500_u_spr2gr): Wait for SPR.
235 (frvbf_model_fr500_u_gr2spr): Ditto.
236 * frv-sim.h (H_SPR_ACC4): New macro.
237 (H_SPR_ACCG4): New macro;
238 (H_SPR_ACC0): Removed.
239 (H_SPR_ACCG0): Removed.
240 * arch.h,model.c,sem[ch],decode.[ch]: Regenerated.
241
ba9c4053
DB		 2422003-09-10 Dave Brolley <brolley@redhat.com>
243
244 * profile.c (slot_names): FM1 was listed twice. Changed first
245 instance to FM0. Added IALL, FMALL and FMLOW.
246 (print_parallel): Don't examine slots with no insns.
247
f9e18f5a
DB		 2482003-09-09 Dave Brolley <brolley@redhat.com>
249
250 * frv.c (do_media_average): Select machine using a switch.
251
d89a78b6
DB		 2522003-09-08 Dave Brolley <brolley@redhat.com>
253
254 On behalf of Doug Evans <dje@sebabeach.org>
255 * Makefile.in (stamp-arch,stamp-cpu): Pass archfile to cgen.
256 Remove copying of .cpu file to cgen/cpu, no longer needed.
257
d03ea14f
DB		 2582003-09-03 Dave Brolley <brolley@redhat.com>
259
260 * cpu.h, model.c, sem.c, decode.h, decode.c: Regenerated.
261
e8d2f504
DB		 2622003-08-29 Dave Brolley <brolley@redhat.com>
263
264 * Makefile.in (stamp-arch): Copy frv.cpu from $(srcdir)../../cpu
265 temporarily when regenerating files.
266 (stamp-cpu): Ditto.
267
b34f6357
DB		 2682003-08-20 Micheal Snyder <msnyder@redhat.com>
269
270 * All generated files: Regenerate.
271
2722001-10-11 Dave Brolley <brolley@redhat.com>
273
274 * cpu.h,decode.c,decode.h,sem.c: Regenerate.
275
2762001-10-09 Dave Brolley <brolley@redhat.com>
277
278 * traps.c (frv_rett): Halt if PSR.S and PSR.ET are both set or both
279 not set.
280 * reset.c (frv_hardware_reset): Invalidate both caches.
281 * registers.c: Update init, reset and read-only masks for all registers
282 on all machines.
283 * profile.h (cur_gr_complex): New field of FRV_PROFILE_STATE
284 (prev_gr_complex): New field of FRV_PROFILE_STATE
285 (set_use_is_gr_complex): New function.
286 (set_use_not_gr_complex): New function.
287 (use_is_gr_complex): New function.
288 (decrease_GR_busy): New function.
289 * profile.c (reset_gr_flags): New function.
290 (reset_cc_flags): New function.
291 (set_use_is_gr_complex): New function.
292 (set_use_not_gr_complex): New function.
293 (use_is_gr_complex): New function.
294 (update_latencies): Reset gr and cc flags when latency reaches 0.
295 (decrease_GR_busy): New function.
296 * profile-fr400.h (fr500_reset_acc_flags): Removed.
297 (fr500_reset_cc_flags): New function.
298 * profile-fr500.c (frvbf_model_fr400_u_*): Reflect latencies from fr500
299 LSI version 1.41.
300 * profile-fr400.h (fr400_reset_gr_flags): New function.
301 (fr400_reset_fr_flags): New function.
302 (fr400_reset_acc_flags): New function.
303 * profile-fr400.c (set_use_not_media_p4): New function.
304 (set_use_not_media_p6): New function.
305 (set_acc_use_not_media_p2): New function.
306 (set_acc_use_not_media_p4): New function.
307 (fr400_reset_gr_flags): New function.
308 (fr400_reset_fr_flags): New function.
309 (fr400_reset_acc_flags): New function.
310 (frvbf_model_fr400_u_*): Reflect latencies from fr400 LSI version 1.1.
311 (frvbf_model_fr400_u_media_hilo): New function.
312 * pipeline.c (frv_vliw_setup_insn): Don't clear MSR0.MTT.
313 * memory.c (fr400_check_data_read_address): Check address range only
314 for double word loads. Don't check alignment here.
315 (fr400_check_readwrite_address): New function.
316 (fr500_check_readwrite_address): New function.
317 (check_readwrite_address): New function.
318 (fr500_check_insn_read_address): Correct address ranges.
319 (frvbf_read_mem_*): Check address range here.
320 (frv_address_forbidden): Removed.
321 (fr400_check_write_address): New function.
322 (check_write_address): New function.
323 (frvbf_write_mem_*): Don't check address range here.
324 (frvbf_mem_set_*): Check address range here.
325 * interrupts.c (frv_queue_data_access_error_interrupt): Now takes an
326 address as second argument.
327 (frv_queue_data_access_exception_interrupt): New function.
328 (frv_queue_illegal_instruction_interrupt): Generate fp_exception for
329 media insns on fr400.
330 (frv_queue_non_implemented_instruction_interrupt): Generate mp_exception
331 for media insns on fr400.
332 (frv_detect_insn_access_interrupts): Don't check for illegal addresses
333 of insns here. Check for MTRAP insn if PSR.EM is not set.
334 (frv_set_mp_exception_registers): Only set MSR0.MTT if it is not already
335 set.
336 (set_exception_status_registers): Do not always set EPCR. Set EAR for
337 data_acess_error only if not fr400.
338 * frv.c (do_media_average): New function.
339 (frvbf_media_average): New function.
340 (frvbf_insn_cache_invalidate): Check for illegal invocation.
341 (frvbf_data_cache_invalidate): Ditto.
342 (frvbf_data_cache_flush): Ditto.
343 * frv-sim.h (GET_FSR_QNE): New macro.
344 (frv_msr_mtt): Remove MTT_SEQUENCE_ERROR.
345 (GET_MSR_SRDAV): New macro.
346 (GET_MSR_RDAV): New macro.
347 (GET_MSR_RD): New macro.
348 (frv_queue_data_access_error_interrupt): Now takes an address as second
349 argument.
350 (frv_address_forbidden): Removed.
351 * cache.c (non_cache_access): Correct address ranges. Now takes cache
352 as first argument.
353 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
354
3552001-08-20 Dave Brolley <brolley@redhat.com>
356
357 * sim-main.h (_sim_cpu): New field 'elf_flags'.
358 * sim-if.c (sim_open): Extract the elf_flags from the input file and
359 save them with each cpu.
360 * mloop.in (main loop): Pass elf flags to frv_vliw_reset. Set
361 last_insn_p before executing the insn.
362 * cache.c (frv_cache_invalidate): Flush scache if this is the cpu's
363 insn cache.
364 (frv_cache_invalidate_all): Ditto.
365
3662001-08-20 Richard Sandiford <rsandifo@redhat.com>
367
368 * traps.c (syscall_read_mem): Flush the data cache before reading.
369 (syscall_write_mem): Flush the data cache before writing.
370 Invalidate both caches.
371
3722001-07-05 Ben Elliston <bje@redhat.com>
373
374 * Makefile.in (stamp-arch): Use $(CGEN_CPU_DIR).
375 (stamp-cpu): Likewise.
376
3772001-05-23 Dave Brolley <brolley@redhat.com>
378
379 * profile-fr400.c (acc_use_is_media_p2): New function.
380 (frvbf_model_fr400_u_media_2): Account for latency of output
381 accumulators.
382 (frvbf_model_fr400_u_media_2_quad): Ditto.
383 (frvbf_model_fr400_u_media_2_acc): New function.
384 (frvbf_model_fr400_u_media_2_acc_dual): New function.
385 (frvbf_model_fr400_u_media_2_add_sub): New function.
386 (frvbf_model_fr400_u_media_2_add_sub_dual): New function.
387 (frvbf_model_fr400_u_media_3_dual): New function.
388 (frvbf_model_fr400_u_media_4_acc_dual): New function.
389 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
390
3912001-05-15 Dave Brolley <brolley@redhat.com>
392
393 * registers.c (fr400_spr): Enable write access to HSR0.CBM.
394 * profile.h (FRV_PROFILE_STATE): New field 'all_cache_entries'.
395 * profile.c (CACHE_QUEUE_ELEMENT): New 'all' field.
396 (request_cache_flush): Save 'all' argument.
397 (request_cache_invalidate): Save all_cache_entries from profile state
398 to 'all' field of the request.
399 (submit_cache_request): Pass the 'all' field of the request to
400 frv_cache_request_invalidate.
401 * frv.c (frv_insn_cache_invalidate): Add new 'all' parameter. Perform
402 operation even if HSR0.ICE is not set.
403 (frv_data_cache_invalidate): Add new 'all' parameter. Perform
404 operation even if HSR0.DCE is not set.
405 (frv_data_cache_flush): Ditto.
406 * frv-sim.h (frv_insn_cache_invalidate): Add new 'all' parameter.
407 (frv_data_cache_invalidate): Add new 'all' parameter.
408 (frv_data_cache_flush): Add new 'all' parameter.
409 * cache.h (FRV_CACHE_INVALIDATE_REQUEST): Add new 'all' field.
410 (frv_cache_request_invalidate): Add new 'all' parameter.
411 * cache.c (frv_cache_request_invalidate): Add new 'all' parameter. Save
412 its value in the invalidate request.
413 (address_interference): Accept the value '-1' for the address argument
414 to mean 'any address'.
415 (handle_req_invalidate): Handle request to invalidate all cache lines.
416 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
417
4182001-05-14 Dave Brolley <brolley@redhat.com>
419
420 * profile.h (past_first_p): New field of profiling state.
421 (branch_penalty): Ditto.
422 (branch_hint): Ditto.
423 (update_branch_penalty): New function.
424 * profile.c (frvbf_model_insn_after): Reset past_first_p and
425 branch_address fields of the profiling state.
426 (frvbf_model_branch): New function.
427 (update_branch_penalty): New function.
428 * profile-fr500.c (frvbf_model_fr500_u_branch): Remove ICCi_3 and
429 FCCi_3 inputs.
430 (frvbf_model_fr500_u_trap): New function.
431 (frvbf_model_fr500_u_check): New function.
432 (frvbf_model_fr500_u_media_dual_htob): post-processing latency is 3
433 cycles.
434 * profile-fr400.c (frvbf_model_fr400_u_branch): Set branch penalties
435 as documented in the fr400 LSI. Remove ICCi_3 and FCCi_3 inputs.
436 (frvbf_model_fr400_u_media_dual_expand): Check resource usage as
437 documented in teh fr400 LSI.
438 (frvbf_model_fr400_u_media_dual_htob): Ditto.
439 (frvbf_model_fr400_u_media_dual_unpack): Removed.
440 (frvbf_model_fr500_u_trap): New function.
441 (frvbf_model_fr500_u_check): New function.
442 * mloop.in (simulate_dual_insn_prefetch): New function.
443 (@cpu@_simulate_insn_prefetch): Call simulate_dual_insn_prefetch with
444 arguments for each machine type.
445 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
446
4472001-05-09 Dave Brolley <brolley@redhat.com>
448
449 * Makefile.in (profile.o): Add profile-fr400.h as a dependency.
450 (profile-fr400.o): New target.
451 * profile.c: New file.
452 * profile.h: New file.
453 * profile-fr400.c: New file.
454 * profile-fr400.h: New file.
455 * profile-fr500.c: New file.
456 * profile-fr500.h: New file.
457 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
458
4592001-05-02 Dave Brolley <brolley@redhat.com>
460
461 * sim-main.h (profile.h): #include it.
462 (CPU_PROFILE_STATE): New macro.
463 (profile_state): New frv specific cpu field.
464 * reset.c (frv_initialize): insn_fetch_address and branch_address now
465 part of global profiling state.
466 * Makefile.in (SIM_OBJS): Add profile.o and profile-fr500.o.
467 (SIM_EXTRA_DEPS): Add profile.h.
468 (registers.o): Correct name of source file.
469 (profile.o): New target.
470 (profile-fr500.o): New target.
471 * frv-sim.h: Move profile related data structures to profile.h.
472 * frv.c: Move fr500 specific functions to profile-fr500.c.
473 * cpu.h: Regenerated.
474
4752001-04-27 Dave Brolley <brolley@redhat.com>
476
477 * sim-main.h (CPU_PIPELINE): Renamed to CPU_VLIW.
478 * interrupts.c: Rename FRV_PIPELINE to FRV_VLIW.
479 Rename pipeline to vliw. Rename CPU_PIPELINE to CPU_VLIW.
480 Rename PIPE_* to UNIT_*.
481 (frv_queue_illegal_instruction_interrupt): Use
482 frv_is_float_insn and frv_is_media_insn.
483 (frv_queue_non_implemented_instruction_interrupt): Ditto.
484 (frv_detect_insn_access_interrupts): Ditto.
485 * frv.c: Rename FRV_PIPELINE to FRV_VLIW. Rename pipeline to vliw.
486 Rename CPU_PIPELINE to CPU_VLIW. Rename PIPE_* to UNIT_*.
487 * memory.c: Ditto.
488 * pipeline.c: Ditto.
489 * mloop.in: Ditto.
490 * frv-sim.h (frv_pipeline_setup_insn): Renamed to frv_vliw_setup_insn.
491 * cache.c: Rename PIPE_* to UNIT_*.
492
4932001-04-24 Dave Brolley <brolley@redhat.com>
494
495 * frv.c (frvbf_load_quad_GR): Delete have_data and hsr0.
496 (frvbf_load_quad_FRint): Ditto.
497 (frvbf_load_quad_CPR): Ditto.
498 * cache.c (frv_cache_init): Initialize cache for fr400 vs other
499 machines.
500 (bfd.h): #include it.
501 (non_cache_access): Update for revised fr500 and for fr400.
502 * registers.c (frv_spr): Don't reset PSR.PS.
503 (fr500_spr): Ditto.
504 (frv_reset_spr): Set PSR.PS to the former value of PSR.S.
505
5062001-04-23 Dave Brolley <brolley@redhat.com>
507
508 * traps.c (frv_core_signal): On fr400, generate data_access_error.
509 (frvbf_media_cr_not_aligned): On fr400, generate illegal_instruction.
510 (frvbf_media_acc_not_aligned): Ditto.
511 (frvbf_media_register_not_aligned): Ditto.
512 (frvbf_division_exception): Use GET_ISR_EDE.
513 * registers.c (frv_check_spr_read_access): New function.
514 (frv_check_spr_write_access): New function.
515 (frv_check_spr_access): Deleted.
516 (frv_check_register_access): On fr400, generate illegal_instruction.
517 * memory.c (fr400_check_data_read_address): New function.
518 (fr500_check_data_read_address): Ditto.
519 (check_data_read_address): Ditto.
520 (fr400_check_insn_read_address): Ditto.
521 (fr500_check_insn_read_address): Ditto.
522 (check_insn_read_address): Ditto.
523 (frvbf_read_mem_QI): Call check_data_read_access.
524 (frvbf_read_mem_UQI): Ditto.
525 (frvbf_read_mem_HI): Ditto.
526 (frvbf_read_mem_UHI): Ditto.
527 (frvbf_read_mem_SI): Ditto.
528 (frvbf_read_mem_DI): Ditto.
529 (frvbf_read_mem_DF): Ditto.
530 (frvbf_read_imem_USI): Call check_insn_read_access.
531 (frv_address_forbidden): Now takes cpu as first argument. Check based
532 on machine type.
533 (fr400_mem_address_unaligned): New function.
534 (fr500_mem_address_unaligned): Ditto.
535 (check_write_address): Ditto.
536 (frvbf_mem_set_QI): Call check_write_address.
537 (frvbf_mem_set_HI): Ditto.
538 (frvbf_mem_set_SI): Ditto.
539 (frvbf_mem_set_DI): Ditto.
540 (frvbf_mem_set_DF): Ditto.
541 (frvbf_mem_set_XI): Ditto.
542 * interrupts.c (bfd.h): #include it.
543 (frv_queue_data_access_error_interrupt): New function.
544 (frv_queue_instruction_access_error_interrupt): New function.
545 (frv_queue_instruction_access_exception_interrupt): New function.
546 (frv_queue_illegal_instruction_interrupt): No fp_exception on fr400.
547 (frv_queue_non_implemented_instruction_interrupt): Ditto.
548 (frv_detect_insn_access_interrupts): Reorder tests to match priority
549 from the LSI manual.
550 (set_isr_exception_fields): Accumulate dtt bits.
551 * frv.c (check_register_alignment): New function.
552 (check_fr_register_alignment): New function.
553 (check_memory_alignment): New function.
554 (frvbf_h_gr_double_get_handler): Call check_register_alignment.
555 (frvbf_h_gr_double_set_handler): Ditto.
556 (frvbf_h_cpr_double_get_handler): Ditto.
557 (frvbf_h_cpr_double_set_handler): Ditto.
558 (frvbf_h_gr_quad_set_handler): Ditto.
559 (frvbf_h_cpr_quad_set_handler): Ditto.
560 (frvbf_h_fr_double_get_handler): Call check_fr_register_alignment.
561 (frvbf_h_fr_double_set_handler): Ditto.
562 (frvbf_h_fr_quad_set_handler): Ditto.
563 (frvbf_h_spr_get_handler): Call frv_check_spr_read_access.
564 (frvbf_h_spr_set_handler): Call frv_check_spr_write_access.
565 (frvbf_load_quad_GR): Call check_memory_aligment.
566 (frvbf_load_quad_FRint): Ditto.
567 (frvbf_load_quad_CPR): Ditto.
568 (frvbf_store_quad_GR): Call check_memory_aligment and
569 check_register_alignment.
570 (frvbf_store_quad_FRint): Ditto.
571 (frvbf_store_quad_CPR): Ditto.
572 (frvbf_signed_integer_divide: Use GET_ISR_EDEM.
573 * frv-sim.h (H_SPR_ACC0): New macro.
574 (H_SPR_ACC63): New macro.
575 (H_SPR_ACCG0): New macro.
576 (H_SPR_ACCG63): New macro.
577 (frv_dtt): New enumerator.
578 (GET_ISR_EDE): Renamed from GET_ISR_EDEM.
579 (GET_ISR_DTT): New macro.
580 (frv_queue_data_access_error_interrupt): New function.
581 (frv_queue_instruction_access_error_interrupt): New function.
582 (frv_queue_instruction_access_exception_interrupt): New function.
583 (frv_address_forbidden): Now takes cpu as first argument.
584 * cpu.h: Regenerate.
585
5862001-04-10 Dave Brolley <brolley@redhat.com>
587
588 * registers.c (fr500_spr): Add new fields to fr500 PSR register.
589 (fr500_spr): Add STBAR and MMCR unimplemented registers for fr500.
590 (fr400_spr): Implement SPR registers for fr400.
591 (frv_register_control_init): Handle bfd_mach_fr400 properly.
592 * frv.c (spr_bpsr_get_handler): Mask field before shifting.
593 (spr_psr_get_handler): Ditto.
594 (spr_ccr_get_handler): Ditto.
595 (spr_cccr_get_handler): Ditto.
596 (frvbf_clear_accumulators): Only 4 accumulators on fr400.
597 * frv-sim.h: Update comment about MCCR_* macros.
598 * cpu.c,cpu.h: Regenerate.
599
6002001-04-05 Dave Brolley <brolley@redhat.com>
601
602 * cpu.h,decode.c,model.c,sem.c: Regenerate.
603
6042001-04-05 Dave Brolley <brolley@redhat.com>
605
606 * reset.c: Update copyright.
607 * registers.c (frv_register_control_init): Handle bfd_mach_fr400.
608 * frv.c (frvbf_model_fr400_u_exec): New function.
609 * Makefile.in (stamp-cpu): Add fr400 to list of machines.
610 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
611 Regenerate.
612
6132000-11-22 Dave Brolley <brolley@redhat.com>
614
615 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
616 Regenerate.
617
6182000-11-10 Dave Brolley <brolley@redhat.com>
619
620 * decode.c: Regenerate.
621
6222000-09-12 Dave Brolley <brolley@redhat.com>
623
624 * traps.c (frv_sim_engine_halt_hook): New function.
625 (frv_itrap): Caches now invalidated in sim_engine_halt via
626 SIM_ENGINE_HALT_HOOK.
627 (frv_break): Ditto.
628 * sim-main.h (frv_sim_engine_halt_hook): New function.
629 (SIM_ENGINE_HALT_HOOK): New macro.
630 (SIM_ENGINE_RESTART_HOOK): New macro.
631 * interrupts.c: Call to frv_term now done within sim_engine_halt via
632 SIM_ENGINE_HALT_HOOK.
633
6342000-09-08 Dave Brolley <brolley@redhat.com>
635
636 * traps.c (frv_itrap): Invalidate and flush the data and insn caches
637 respectively when stopping for a breakpoint.
638 (frv_break): Ditto.
639 * cache.h (frv_cache_invalidate_all): New function.
640 * cache.c (frv_cache_invalidate_all): New function.
641
6422000-09-05 Dave Brolley <brolley@redhat.com>
643
644 * traps.c (frv_break): If SIM_HAVE_BREAKPOINTS, call
645 sim_handle_breakpoint. Otherwise if environment != operating call
646 sim_engine_halt. Otherwise handle normally.
647 * interrupts.c (frv_queue_break_interrupt): Don't handle debugger
648 breakpoints here. Moved to frv_break in traps.c.
649
650 * sem.c: Regenerate.
651
6522000-09-01 Dave Brolley <brolley@redhat.com>
653
654 * interrupts.c (frv_queue_break_interrupt): Call sim_handle_breakpoint
655 before queuing an interrupt in order to allow 'break' to be used as
656 the breakpoint insn.
657
6582000-08-29 Dave Brolley <brolley@redhat.com>
659
660 * traps.c (frv_itrap): Invalidate the insn cache at a breakpoint.
661
6622000-07-27 Dave Brolley <brolley@redhat.com>
663
664 * cpu.h,decode.c: Rebuild.
665
6662000-07-26 Dave Brolley <brolley@redhat.com>
667
668 * frv.c (spr_cccr_get_handler): Change CRx to CCx.
669 (spr_cccr_set_handler): Change CRx to CCx.
670 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
671
6722000-07-24 Dave Brolley <brolley@redhat.com>
673
674 * sem.c: Regenerate.
675 * frv.c (frvbf_unsigned_integer_divide): Queue a write for the result.
676 Don't write it directly.
677
678Thu Jul 6 13:51:12 2000 Dave Brolley <brolley@topaz>
679
680 * configure: Regenerated to track ../common/aclocal.m4 changes.
681
6822000-07-05 Ben Elliston <bje@redhat.com>
683
684 * configure: Regenerated to track ../common/aclocal.m4 changes.
685
6862000-06-28 Dave Brolley <brolley@redhat.com>
687
688 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
689
6902000-06-21 Dave Brolley <brolley@redhat.com>
691
692 * pipeline.c: All code except frv_pipeline_setup_insn moved to
693 frv.opc.
694 * mloop.in (main loop): frv_pipeline_add_insn broken up into
695 frv_pipeline_add_insn and frv_pipeline_setup_insn.
696 * frv-sim.h: Move pipeline status code to frv.opc.
697 * model.c: Regenerate.
698
6992000-06-12 Dave Brolley <brolley@redhat.com>
700
701 * options.c (frv_option_handler): --profile-parallel implies
702 --profile-model.
703 * mloop.in (fetch_buffer): Removed.
704 (@cpu@_simulate_insn_prefetch): Monitoring of fetch buffer moved to
705 run_caches. Use cache directly if not counting cycles. Don't use
706 cache at all if not counting cycles and cache not enabled.
707 * frv.c (frv_insn_fetch_buffer): New global variable.
708 (run_caches): Monitor the status of insn prefetch requests.
709 * frv-sim.h (FRV_INSN_FETCH_BUFFER): New struct type.
710 (frv_insn_fetch_buffer): New global variable.
711
7122000-06-12 Dave Brolley <brolley@redhat.com>
713
714 * mloop.in (fetch_buffer): New static struct.
715 (@cpu@_simulate_insn_prefetch): Rewritten.
716 * cache.c (frv_cache_request_invalidate): Don't invalidate return
717 buffer.
718 (address_interference): Defer to any WAR request in either pipeline.
719
7202000-06-09 Dave Brolley <brolley@redhat.com>
721
722 * pipeline.c (insns_in_slot): New Array.
723 (frv_pipeline_add_insn): Call COUNT_INSNS_IN_SLOT.
724 * options.c (frv_options): Remove 'NONBLOCK' argument from data-cache
725 option.
726 (parse_cache_option): New function.
727 (frv_option_handler): Call parse_cache_option.
728 * frv.c (vliw_branch_taken): New variable.
729 (vliw_load_stall): New variable.
730 (handle_resource_wait): Update vliw_load_stall.
731 (frvbf_model_insn_before): Initialize vliw_branch_taken and
732 vliw_load_stall.
733 (frvbf_model_insn_after): Increment PROFILE_MODEL_LOAD_STALL_CYCLES.
734 (load_wait_for_FR): Update vliw_load_stall.
735 (load_wait_for_GR): Update vliw_load_stall.
736 (load_wait_for_FRdouble): Update vliw_load_stall.
737 (load_wait_for_GRdouble): Update vliw_load_stall.
738 (frvbf_model_fr500_u_branch): Count branches taken and not taken.
739 (slot_names): New static array.
740 (print_parallel): Now takes second argument 'verbose'. Print cycles per
741 VLIW insn and instructions per cycle. Also tabulate the number of insns
742 in each type of VLIW slot.
743 (frv_profile_info): Call print_parallel with new second argument.
744 * frv-sim.h (insn_in_slot): New array.
745 (COUNT_INSNS_IN_SLOT): New macro.
746 (INSNS_IN_SLOT): New macro.
747 * cache.c: Remove references to non_blocking_count. Remove references to
748 last_was_hit. Remove references to req_none.
749 (handle_req_store): Adjust statistics before requeuing the store
750 request.
751 (handle_req_WAR): Don't let the WAR request affect the cache statistics.
752 * cache.h: Remove references to non_blocking_count. Remove references to
753 last_was_hit. Remove references to req_none.
754 * model.c: Regenerate.
755
7562000-06-08 Dave Brolley <brolley@redhat.com>
757
758 * frv.c (request_complete): Copy load data from the correct return
759 buffer.
760
7612000-06-07 Dave Brolley <brolley@redhat.com>
762
763 * traps.c (frv_core_signal): Call frv_term before exiting.
764 (frv_itrap): Call frv_term before exiting.
765 (next_available_nesr): Make sure NECR is implemented before reading it.
766 (next_valid_nesr): Ditto.
767 (frvbf_check_non_excepting_load): Ditto.
768 (frvbf_clear_ne_flags): Ditto.
769 (frvbf_commit): Ditto.
770 (frvbf_check_recovering_store): Delay cache operation if 'model_insn'.
771 * sim-main.h (_sim_cpu): Add load_address, load_length, load_flag and
772 store_flag members.
773 (CPU_LOAD_ADDRESS): New macro.
774 (CPU_LOAD_LENGTH): New macro.
775 (CPU_LOAD_SIGNED): New macro.
776 (CPU_LOAD_LOCK): New macro.
777 * reset.c (frv_term): New function.
778 (frv_power_on_reset): Use SETMEMSI if the cache is not enabled.
779 (frv_hardware_reset): Use SETMEMSI if the cache is not enabled.
780 (frv_software_reset): Use SETMEMSI if the cache is not enabled.
781 * mloop.in (execute): Call FRV_COUNT_CYCLES to decide whether to model
782 the insn. Model the insn in two passes. One before and one after
783 execution.
784 (cache_reqno): new static variable.
785 (@cpu@_simulate_insn_prefetch): Model fetch latency by waiting for the
786 cache rather than assuming a fixed latency.
787 (xinit): Turn on PROFILE_MODEL_P before each vliw insn if the timer is
788 enabled so that modeling data is collected by cgen during execution.
789 (full-exec): Restore PROFILE_MODEL_P after each vliw insn.
790 * memory.c (data_non_cache_access): Removed.
791 (insn_non_cache_access): Removed.
792 (frvbf_read_mem_QI): Delay read operation if 'model_insn'.
793 (frvbf_read_mem_UQI): Delay read operation if 'model_insn'.
794 (frvbf_read_mem_HI): Delay read operation if 'model_insn'.
795 (frvbf_read_mem_UHI): Delay read operation if 'model_insn'.
796 (frvbf_read_mem_SI): Delay read operation if 'model_insn'.
797 (frvbf_read_mem_DI): Delay read operation if 'model_insn'.
798 (frvbf_read_mem_DF): Delay read operation if 'model_insn'.
799 (frvbf_read_imem_USI): Read the cache or ememory passively.
800 (frvbf_write_mem_QI): Don't check for non-cache access here.
801 (frvbf_write_mem_UQI): Call frvbf_write_mem_QI.
802 (frvbf_write_mem_HI): Don't check for non-cache access here.
803 (frvbf_write_mem_UHI): Call frvbf_write_mem_QI.
804 (frvbf_write_mem_SI): Don't check for non-cache access here.
805 (frvbf_write_mem_DI): Don't check for non-cache access here.
806 (frvbf_write_mem_DF): Don't check for non-cache access here.
807 (frvbf_mem_set_QI): Use cycle-accurate cache write if 'model_insn'.
808 (frvbf_mem_set_HI): Use cycle-accurate cache write if 'model_insn'.
809 (frvbf_mem_set_SI): Use cycle-accurate cache write if 'model_insn'.
810 (frvbf_mem_set_DI): Use cycle-accurate cache write if 'model_insn'.
811 (frvbf_mem_set_DF): Use cycle-accurate cache write if 'model_insn'.
812 (frvbf_mem_set_XI): Use cycle-accurate cache write if 'model_insn'.
813 * interrupts.c (check_reset): Read the cache and memory passively.
814 (frv_program_or_software_interrupt): Call frv_term before calling
815 sim_engine_halt.
816 * frv.c (all modeling functions): Break into two passes. One before
817 execuetion and one after. call load_wait_for_* for all GR and FR
818 registers.
819 (frvbf_load_quad_GR): Delay performing the load if 'model_insn'.
820 (frvbf_load_quad_FRint): Delay performing the load if 'model_insn'.
821 (frvbf_load_quad_CPR): Delay performing the load if 'model_insn'.
822 (frvbf_insn_cache_preload): Delay cache operation if 'model_insn'.
823 (frvbf_data_cache_preload): Delay cache operation if 'model_insn'.
824 (frvbf_insn_cache_unlock): Delay cache operation if 'model_insn'.
825 (frvbf_data_cache_unlock): Delay cache operation if 'model_insn'.
826 (frvbf_insn_cache_invalidate): Delay cache operation if 'model_insn'.
827 (frvbf_data_cache_invalidate): Delay cache operation if 'model_insn'.
828 (frvbf_data_cache_flush): Delay cache operation if 'model_insn'.
829 (model_insn): New global variable.
830 (fr_ptime): New array.
831 (cache_request): New enumeration.
832 (CACHE_QUEUE_ELEMENT): New struct type.
833 (CACHE_QUEUE_SIZE): New macro.
834 (cache_queue): New static struct.
835 (request_cache_load): New function.
836 (request_cache_flush): New function.
837 (request_cache_invalidate): New function.
838 (request_cache_preload): New function.
839 (request_cache_unlock): New function.
840 (submit_cache_request): New function.
841 (activate_cache_requests): New function.
842 (load_pending_for_register): New function.
843 (flush_pending_for_address): New function.
844 (remove_cache_queue_element): New function.
845 (copy_load_data): New function.
846 (request_complete): New function.
847 (run_caches): New function.
848 (frv_model_trace_wait_cycles): New function.
849 (wait_for_flush): New function.
850 (frvbf_model_insn_before): Insn prefect wait now modeled in
851 frvbf_simulate_insn_prefetch. Incremement vliw_insns here. Call
852 wait_for_flush.
853 (frvbf_model_insn_after): Call activate_cache_requests. Don't increment
854 vliw_insns here anymore.
855 (update_FR_latency_for_load): New function.
856 (update_FRdouble_latency_for_load): New function.
857 (update_FR_ptime): New function.
858 (update_FRdouble_ptime): New function.
859 (update_GR_latency_for_swap): New function.
860 (load_wait_for_GR): New function.
861 (load_wait_for_FR): New function.
862 (load_wait_for_GRdouble): New function.
863 (load_wait_for_FRdouble): New function.
864 (frvbf_model_fr500_u_ici): New function.
865 (frvbf_model_fr500_u_dci): New function.
866 (frvbf_model_fr500_u_dcf): New function.
867 (frvbf_model_fr500_u_icpl): New function.
868 (frvbf_model_fr500_u_dcpl): New function.
869 (frvbf_model_fr500_u_icul): New function.
870 (frvbf_model_fr500_u_dcul): New function.
871 * frv-sim.h (frv_term): New function.
872 (insn_non_cache_access): Removed.
873 (FRV_COUNT_CYCLES): New macro.
874 (frv_save_peofile_model_p): New global variable.
875 (model_insn): New enumerated global variable.
876 (frv_model_advance_cycles): New function.
877 (frv_model_trace_wait_cycles): New function.
878 * cache.h (FRV_CACHE_REQUEST_KIND): New enumeration.
879 (FRV_CACHE_WAR_REQUEST): New struct type.
880 (FRV_CACHE_STORE_REQUEST): New struct type.
881 (FRV_CACHE_INVALIDATE_REQUEST): New struct type.
882 (FRV_CACHE_PRELOAD_REQUEST): New struct type.
883 (FRV_CACHE_REQUEST): New struct type.
884 (FRV_CACHE_RETURN_BUFFER): New struct type.
885 (FRV_CACHE_FLUSH_STATUS): New struct type.
886 (FRV_CACHE_STATUS): New struct type.
887 (FRV_CACHE_STAGE): New struct type.
888 (FRV_CACHE_STAGES): New enumeration.
889 (FRV_CACHE_WAR): New struct type.
890 (FRV_CACHE_PIPELINE): New struct type.
891 (FRV_CACHE_ARS): New struct type.
892 (FRV_CACHE_STATISTICS): New struct type.
893 (FRV_CACHE): Add pipeline, statistics, BARS and NARS.
894 (CACHE_RETURN_DATA): 'return_buffer' is now within 'status'.
895 (CACHE_RETURN_DATA_ADDRESS): New macro.
896 (frv_cache_read): Now takes pipe index as second argument.
897 (frv_cache_enabled): New function.
898 (frv_cache_request_load): New function.
899 (frv_cache_request_store): New function.
900 (frv_cache_request_invalidate): New function.
901 (frv_cache_request_preload): New function.
902 (frv_cache_request_unlock): New function.
903 (frv_cache_run): New function.
904 (frv_cache_read_passive_SI): New function.
905 (frv_cache_data_in_buffer): New function.
906 (frv_cache_data_flushed): New function.
907 * cache.c (frv_cache_init): Initialize pipelines and xARS registers.
908 (frv_cache_enabled): New function.
909 (non_cache_access): New function.
910 (write_data_to_memory): Count write accesses for each mode. Write to
911 memory using sim_core_write_unaligned_1;
912 (read_data_from_memory): New function.
913 (fill_line_from_memory): Use read_data_from_memory.
914 (copy_line_to_return_buffer): New function.
915 (copy_memory_to_return_buffer): New function.
916 (set_return_buffer_reqno): New function.
917 (frv_cache_read): Now takes pipe index as second argument. Check for
918 non-cache access.
919 (frv_cache_preload): Check for non-cache access.
920 (frv_cache_unlock): Check for non-cache access.
921 (invalidate_return_buffer): New function.
922 (frv_cache_invalidate): Check for non-cache access.
923 (convert_slot_to_index): New function.
924 (FREE_CHAIN_SIZE): New macro.
925 (frv_cache_request_free_chain): New static variable.
926 (frv_store_request_free_chain): New static variable.
927 (allocate_new_cache_requests): New function.
928 (new_cache_request): New function.
929 (free_cache_request): New function.
930 (new_store_request): New function.
931 (pipeline_remove_request): New function.
932 (pipeline_add_request): New function.
933 (pipeline_requeue_request): New function.
934 (next_priority): New function.
935 (add_WAR_request): New function.
936 (pipeline_next_request): New function.
937 (pipeline_stage_request): New function.
938 (advance_pipelines): New function.
939 (frv_cache_request_load): New function.
940 (frv_cache_request_store): New function.
941 (frv_cache_request_invalidate): New function.
942 (frv_cache_request_preload): New function.
943 (frv_cache_request_unlock): New function.
944 (address_interference): New function.
945 (wait_for_WAR): New function.
946 (wait_in_WAR): New function.
947 (handle_req_load): New function.
948 (handle_req_preload): New function.
949 (handle_req_store): New function.
950 (handle_req_invalidate): New function.
951 (handle_req_unlock): New function.
952 (handle_req_WAR): New function.
953 (arbitrate_requests): New function.
954 (move_ARS_to_WAR): New function.
955 (decrease_latencies): New function.
956 (frv_cache_run): New function.
957 (frv_cache_read_passive_SI): New function.
958 (frv_cache_data_in_buffer): New function.
959 (frv_cache_data_flushed): New function.
960 * arch.h,decode.c,decode.h,model.c,sem.c: Rebuild.
961
962Wed May 24 14:40:34 2000 Andrew Cagney <cagney@b1.cygnus.com>
963
964 * configure: Regenerated to track ../common/aclocal.m4 changes.
965
9662000-05-19 Dave Brolley <brolley@redhat.com>
967
968 * traps.c (frv_rett): Check for exceptions in the order specified in the
969 architecture spec. Allow privileged_instruction interrrupt to be handled
970 normally.
971 * registers.c (frv_register_control_init): Handle bfd_mach_frvtomcat.
972 * frv.c (frvbf_signed_integer_divide): Use updated dtt to decide whether
973 to clear the NE flag.
974 (frvbf_model_tomcat_u_exec): New function.
975 * frv-sim.h (frvbf_division_exception): Now returns updated dtt.
976 * Makefile.in (stamp-cpu): Add 'tomcat' to 'mach' value.
977 * arch.c,arch.h,cpu.h,cpuall.h,model.h,decode.c,sem.c: Regenerate.
978
9792000-05-18 Dave Brolley <brolley@redhat.com>
980
981 * sim-if.c (elf-bfd.h): #include it.
982 (sim_open): Set machine amd architecture based on elf flags.
983
9842000-04-04 Dave Brolley <brolley@redhat.com>
985
986 * frv-sim.h (frv_h_psr_esr_set_handler): Removed.
987 Delete '#if 0' blocks.
988 * frv.c: Delete '#if 0' blocks.
989 (spr_psr_set_handler): Remove special handling for circular referencing of handlers for
990 PSR.S and PSR.ESR.
991 (frv_h_psr_esr_set_handler): Removed.
992 * interrupts.c: Delete '#if 0' blocks.
993 * memory.c: Delete '#if 0' blocks.
994 * cpu.c,cpu.h: Regenerate.
995
9962000-04-03 Dave Brolley <brolley@redhat.com>
997
998 * traps.c (frvbf_check_recovering_store): Invalidate data cache line
999 containing the target address.
1000 (clear_nesr_neear): No longer takes hi_available and lo_available.
1001 Remove bogus check for available GR registers.
1002 (frvbf_clear_ne_flags): Update call to clear_nesr_neear.
1003 (frvbf_commit): Update call to clear_nesr_neear.
1004 * interrupts.c (next_available_esr): Removed.
1005 (next_available_edr): Removed.
1006 (next_available_fq): Removed.
1007 * frv.c (frvbf_fetch_register): Remove "FIXME" comment.
1008 (frvbf_store_register): Remove "FIXME" comment.
1009 * frv-sim.h (UART_INCHAR_ADDR): Removed.
1010 (UART_OUTCHAR_ADDR): Removed.
1011 (UART_STATUS_ADDR): Removed.
1012 (UART_INPUT_READY): Removed.
1013 (UART_OUTPUT_READY): Removed.
1014 (FRV_DEVICE_ADDR): Removed.
1015 (FRV_DEVICE_LEN): Removed.
1016 (SET_NESR): Call frvbf_force_update.
1017 (SET_NEEAR): Call frvbf_force_update.
1018 (SET_NE_FLAGS): Call frvbf_force_update.
1019
10202000-03-30 Dave Brolley <brolley@redhat.com>
1021
1022 * configure: Regenerated.
1023
10242000-03-30 Dave Brolley <brolley@redhat.com>
1025
1026 * registers.c (fr500_spr): Define ESR14-15 and EPCSR14-15 for fr500.
1027 * memory.c (frvbf_write_mem_*): Save slot containing the insn
1028 performing the write.
1029 (frvbf_mem_set_*): Overwrite the slot information of the interrupt
1030 queue element with the information in the interrupt state.
1031 * interrupts.c (frv_queue_interrupt): Call frv_set_interrupt_queue_slot.
1032 (frv_queue_fp_exception_interrupt): Initialize 'new_element'.
1033 (frv_set_interrupt_queue_slot): New function.
1034 (esr_for_data_access_exception): New function.
1035 (set_edr_register): edr_index is now passed in.
1036 (fq_for_exception): New function.
1037 (set_fp_exception_registers): Call fq_for_exception. Interrupt queue
1038 element now passed in.
1039 (set_exception_status_registers): Obtain slot from interrupt queue
1040 element. Call esr_for_data_access_exception. Use ESR14
1041 for data_store_error. Use ESR15 for data_access_error. Use EDR0.
1042 (frv_save_data_written_for_interrupts): Save slot containing the insn
1043 performing the write.
1044 * frv-sim.h (struct frv_fp_exception_info): Use frv_fsr_traps and
1045 frv_fsr_ftt.
1046 (struct frv_interrupt_state): Add 'slot' field.
1047 (frv_set_interrupt_queue_slot): New function.
1048 (frv_set_write_queue_slot): New function.
1049
10502000-03-24 Dave Brolley <brolley@redhat.com>
1051
1052 * mloop.in (_parallel_write_init): Initialize
1053 frv_interrupt_state.imprecise_interrupt.
1054 (_parallel_write_queued): After an imprecise interrupt, only perform
1055 forced writes and floating point writes (for certain exceptions).
1056 * interrupts.c (handle_interrupt): Set
1057 frv_interrupt_state.imprecise_interrupt for writeback after an imprecise
1058 interrupt.
1059 (frv_process_interrupts): No need to clear f_ne_flags.
1060 * frv.c (frvbf_signed_integer_divide): Queue writes to GR registers and
1061 force them to happen even if there is an overflow exception.
1062 (frvbf_force_update): New function.
1063 * frv-sim.h (frvbf_force_update): New function.
1064 (struct frv_interrupt_state): Add imprecise_interrupt.
1065 (FRV_WRITE_QUEUE_FORCE_WRITE): New macro.
1066 * sem.c: Regenerate.
1067
10682000-03-23 Dave Brolley <brolley@redhat.com>
1069
1070 * traps.c (frv_rett): Queue FRV_ILLEGAL_INSTRUCTION directly.
1071 * registers.c (frv_spr): MCIRL -> MCILR.
1072 * interrupts.c (frv_queue_non_implemented_instruction_interrupt):
1073 New function.
1074 (frv_detect_insn_access_interrupts):
1075 Call frv_queue_non_implemented_instruction_interrupt.
1076 (frv_process_interrupts): Clear accumulated NE flags.
1077 * frv.c (frvbf_media_cop): New function.
1078 (frvbf_set_ne_index): Now takes (SIM_CPU *) as first argument. Clear
1079 the NE flag of the given target register.
1080 (frvbf_model_fr500_u_float_arith): Account for FRdouble registers.
1081 (frvbf_model_fr500_u_float_dual_arith): Account for FRdouble registers.
1082 (frvbf_model_fr500_u_float_dual_sqrt): New function.
1083 (frvbf_model_fr500_u_float_convert): Account for FRdouble registers.
1084 (frvbf_model_fr500_u_float_dual_convert): New function.
1085 * frv-sim.h (frvbf_media_cop): New function.
1086 (GET_FQ): Use H_SPR_FQST0.
1087 (SET_FQ): Use H_SPR_FQST0.
1088 (SET_FQ_OPC): Use J_SPR_FQOP0.
1089 (GET_MSR_EMCI): New macro.
1090 (frv_queue_non_implemented_instruction_interrupt): New function.
1091 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1092
10932000-03-08 Dave Brolley <brolley@redhat.com>
1094
1095 * traps.c (frv_rett): Align new_pc.
1096 * memory.c (frvbf_read_mem_HI): Align address.
1097 (frvbf_read_mem_UHI): Align address.
1098 (frvbf_read_mem_SI): Align address.
1099 (frvbf_read_mem_DI): Align address.
1100 (frvbf_read_mem_DF): Align address.
1101 (frvbf_read_imem_USI): Align address.
1102 (frvbf_mem_set_HI): Align address.
1103 (frvbf_mem_set_SI): Align address.
1104 (frvbf_mem_set_DI): Align address.
1105 (frvbf_mem_set_DF): Align address.
1106 (frvbf_mem_set_XI): Align address.
1107 * registers.c (frv_spr): Initialize FSR0.NS to 1.
1108 (fr500_spr): Initialize FSR0.NS to 1.
1109 * interrupts.c (frv_queue_mem_address_not_aligned_interrupt): Check
1110 whether the exception is masked.
1111 * frv.c (frvbf_load_quad_GR): Align address.
1112 (frvbf_store_quad_GR): Align address.
1113 (frvbf_load_quad_FRint): Align address.
1114 (frvbf_store_quad_FRint): Align address.
1115 (frvbf_load_quad_CPR): Align address.
1116 (frvbf_store_quad_CPR): Align address.
1117 * frv-sim.h (GET_ISR_EMAM): New macro.
1118
11192000-03-08 Dave Brolley <brolley@redhat.com>
1120
1121 * traps.c (frvbf_division_exception): Check for masked overflow and
1122 set NE flags, if necessary.
1123 (frvbf_check_recovering_store): Queue writes to the hardware.
1124 (check_registers_available): Removed.
1125 (which_registers_available): Call frv_{fr,gr}_registers_available.
1126 (frvbf_clear_ne_flags): Call check_register_access.
1127 (frvbf_commit): Call check_register_access.
1128 * registers.h (frv_fr_registers_available): New function.
1129 (frv_gr_registers_available): New function.
1130 (frv_check_register_access): New function.
1131 (frv_check_gr_access): New function.
1132 (frv_check_fr_access): New function.
1133 * registers.c (frv_spr): Correct initial value of ISR.
1134 (fr500_spr): Correct initial value of ISR.
1135 (frv_fr_registers_available): New function.
1136 (frv_gr_registers_available): New function.
1137 (frv_check_register_access): New function.
1138 (frv_check_gr_access): New function.
1139 (frv_check_fr_access): New function.
1140 * interrupts.c (frv_queue_division_exception_interrupt): New function.
1141 (set_isr_exception_fields): New function.
1142 (set_exception_status_registers): Set ISR fields for division exception.
1143 (frv_save_data_written_for_interrupts): Handle CGEN_FN_SF_WRITE.
1144 * frv.c (frvbf_h_gr_get_handler): New function.
1145 (frvbf_h_gr_set_handler): New function.
1146 (frvbf_h_fr_get_handler): New function.
1147 (frvbf_h_fr_set_handler): New function.
1148 (frvbf_h_spr_get_handler): Remove special handling for ISR.
1149 (frvbf_h_spr_set_handler): Remove special handling for ISR.
1150 (spr_isr_get_handler): Removed.
1151 (spr_isr_set_handler): Removed.
1152 (frvbf_signed_integer_divide): New funciton.
1153 (frvbf_unsigned_integer_divide): New funciton.
1154 * frv-sim.h (frvbf_h_gr_get_handler): New function.
1155 (frvbf_h_gr_set_handler): New function.
1156 (frvbf_h_fr_get_handler): New function.
1157 (frvbf_h_fr_set_handler): New function.
1158 (frvbf_signed_integer_divide): New funciton.
1159 (frvbf_unsigned_integer_divide): New funciton.
1160 (frv_dtt): New enumeration.
1161 (struct frv_interrupt_queue_element): Add dtt member.
1162 (GET_ISR): New macro.
1163 (SET_ISR): New macro.
1164 (GET_ISR_EDEM): New macro.
1165 (SET_ISR_DTT): New macro.
1166 (SET_ISR_AEXC): New macro.
1167 (frvbf_division_exception): Add 2 'int' arguments.
1168 (frvbf_check_non_excepting_divide): Removed.
1169 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1170
11712000-02-29 Dave Brolley <brolley@redhat.com>
1172
1173 * traps.c (frv_itrap): Use GET_H_GR, SET_H_GR, GET_H_FR.
1174 (frv_rett): Use hardware access macros. Write PSR as a whole.
1175 (next_available_nesr): Check that NECR is valid.
1176 (next_valid_nesr): Check that NECR is valid.
1177 (frvbf_check_non_excepting_load): User new NECR access macros. Don't
1178 call hardware access functions. Use cover macros.
1179 (check_registers_available): New function.
1180 (clear_nesr_near): Check register availability.
1181 (clear_ne_flags): Check register availability.
1182 (frvbf_clear_ne_flags): Check register availability.
1183 (frvbf_commit): Check register availability.
1184 (which_registers_available): New function.
1185 * sim-main.h (registers.h): #include it.
1186 (register_control): New cpu field.
1187 (CPU_REGISTER_CONTROL): New macro.
1188 * reset.c (frv_initialize): Set HSR0 fields for cache here.
1189 (frv_power_on_reset): Initialize SPR registers and RSTR.
1190 (frv_hardware_reset): Initialize SPR registers and RSTR.
1191 (frv_software_reset): Reset SPR registers and RSTR.
1192 * options.c (frv_option_handler): Don't set HSR0 fields for cache here.
1193 Call frv_cache_init.
1194 * mloop.in (main loop): Check for insn access interrupts before
1195 executing the insn.
1196 * interrupts.c (frv_queue_external_interrupt): Use GET_H_PSR_ET.
1197 (frv_detect_insn_access_interrupts): Don't call hardware access
1198 functions directly. Use cover macros.
1199 (check_reset): Don't reset RSTR here.
1200 (next_available_esr): ESFR -> ESFR_FLAG.
1201 (next_available_edr): ESFR -> ESFR_FLAG.
1202 (clear_exception_status_registers): Use GET_ESFR and SET_ESFR.
1203 ESFR -> ESFR_FLAG.
1204 (frv_break_interrupt): Don't call hardware access functions directly.
1205 Use cover macros.
1206 (frv_program_or_software_interrupt): Ditto.
1207 (frv_external_interrupt): Ditto.
1208 * frv.c (frvbf_fetch_register): Don't call 'get' functions directly.
1209 (frvbf_store_register): Don't call 'set' functions directly.
1210 (frvbf_h_gr_double_get_handler): Use GET_H_GR.
1211 (frvbf_h_gr_double_set_handler): Use SET_H_GR.
1212 (frvbf_h_fr_double_get_handler): Use GET_H_FR.
1213 (frvbf_h_fr_double_set_handler): Use SET_H_FR.
1214 (frvbf_h_fr_int_get_handler): Use GET_H_FR.
1215 (frvbf_h_fr_int_set_handler): Use SET_H_FR.
1216 (frvbf_h_cpr_double_get_handler): Use GET_H_CPR.
1217 (frvbf_h_cpr_double_set_handler): Use SET_H_CPR.
1218 (frvbf_h_gr_quad_set_handler): Use SET_H_GR.
1219 (frvbf_h_fr_quad_set_handler): Use SET_H_FR.
1220 (frvbf_h_spr_get_handler): Check SPR access. Call renamed functions.
1221 Support shadow registers.
1222 (frvbf_h_spr_set_handler): Check SPR access. Call renamed functions.
1223 Support shadow registers.
1224 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1225 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1226 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1227 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1228 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1229 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1230 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1231 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1232 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1233 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1234 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1235 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1236 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1237 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1238 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1239 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1240 (frvbf_h_psr_esr_set_handler): Update to conform to FRV architecture
1241 version 1.3a.
1242 (spr_ccr_get_handler): Don't reference the hardware directly.
1243 (spr_ccr_set_handler): Don't reference the hardware directly.
1244 (spr_cccr_get_handler): Don't reference the hardware directly.
1245 (spr_cccr_set_handler): Don't reference the hardware directly.
1246 (spr_sr_get_handler): New function.
1247 (spr_sr_set_handler): New function.
1248 (frvbf_switch_supervisor_user_context): Temporarily switch to
1249 supervisor mode.
1250 (frvbf_store_quad_GR): Don't call handler directly.
1251 (frvbf_store_quad_FRint): Don't call handler directly.
1252 (frvbf_store_quad_CPR): Don't call handler directly.
1253 (frvbf_clear_all_accumulators): Removed.
1254 (frvbf_clear_accumulators): New function.
1255 (frvbf_model_fr500_u_media): Expand busy_adjustment to 8 members.
1256 Account for in_ACCGi and out_ACCGk.
1257 * frv-sim.h (RSTR_HARDWARE_RESET): New macro.
1258 (RSTR_SOFTWARE_RESET): New macro.
1259 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1260 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1261 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1262 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1263 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1264 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1265 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1266 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1267 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1268 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1269 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1270 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1271 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1272 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1273 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1274 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1275 (frvbf_clear_all_accumulators): Removed.
1276 (frvbf_clear_accumulators): New function.
1277 (GET_HSR0): Use GET_H_SPR.
1278 (SET_HSR0): Use SET_H_SPR.
1279 (CLEAR_HSR0_ICE): New macro.
1280 (CLEAR_HSR0_DCE): New macro.
1281 (GET_IHSR8): Use GET_H_SPR.
1282 (GET_PSR): New macro.
1283 (SET_PSR_ET): New macro.
1284 (GET_PSR_PS): New macro.
1285 (SET_PSR_S): New macro.
1286 (GET_ESFR): Changed to reference entire register.
1287 (SET_ESFR): Changed to reference entire register.
1288 (GET_ESFR_FLAG): New macro.
1289 (SET_ESFR_FLAG): New macro.
1290 (NECR_ELOS): Removed.
1291 (NECR_NEN): Removed.
1292 (NECR_VALID): Removed.
1293 (GET_NECR): New macro.
1294 (GET_NECR_ELOS): New macro.
1295 (GET_NECR_NEN): New macro.
1296 (GET_NECR_VALID): New macro.
1297 (NESR_RANGE): Removed.
1298 (GET_NESR): Use GET_H_SPR.
1299 (GET_NE_FLAGS): Use GET_H_SPR.
1300 * cache.h (CACHE_INITIALIZED): New macro.
1301 * Makefile.in (SIM_OBJS): Add registers.o.
1302 (SIM_EXTRA_DEPS): Add registers.h.
1303 (registers.o): New target.
1304 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1305
13062000-02-17 Dave Brolley <brolley@redhat.com>
1307
1308 * interrupts.c (frv_interrupt_table): Update priority order and handler
1309 offsets to conform to the architecture version 1.3a.
1310 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1311 to the architecture version 1.3a.
1312
13132000-02-17 Dave Brolley <brolley@redhat.com>
1314
1315 * interrupts.c (frv_interrupt_table): Update priority order and handler
1316 offsets to conform to the latest specifications.
1317 (frv_queue_interrupt): Correct comment. Identical interrupts can be
1318 queued. New variable 'iclass' used to test for external interrupts.
1319 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1320 to the latest specifications.
1321
13222000-01-20 Dave Brolley <brolley@redhat.com>
1323
1324 * sim-if.c (sim_open): Move frv-specific initialization to
1325 frv_initialize in reset.c.
1326 * interrupts.c (check_reset): Use RSTR_ADDRESS. Check and reset RSTR
1327 status bits for hardware vs software reset.
1328 * reset.c: New file.
1329 * frv-sim.h (frv_initialize): New function.
1330 (frv_power_on_reset): New function.
1331 (frv_hardware_reset): New function.
1332 (frv_software_reset): New function.
1333 (RSTR_ADDRESS): New macro.
1334 (RSTR_INITIAL_VALUE): New macro.
1335 (GET_RSTR_HR): New macro.
1336 (GET_RSTR_SR): New macro.
1337 (SET_RSTR_H): New macro.
1338 (SET_RSTR_S): New macro.
1339 (CLEAR_RSTR_P): New macro.
1340 (CLEAR_RSTR_H): New macro.
1341 (CLEAR_RSTR_S): New macro.
1342 (CLEAR_RSTR_HR): New macro.
1343 (CLEAR_RSTR_SR): New macro.
1344
13452000-01-03 Dave Brolley <brolley@cygnus.com>
1346
1347 * mloop.in (execute): Only call modeling function if the pointer is not
1348 NULL.
1349 * frv.c (frvbf_model_insn_after): Only access FR500_MODEL_DATA for
1350 fr500.
1351
13522000-01-03 Dave Brolley <brolley@cygnus.com>
1353
1354 * options.c (OPTION_FRV_MEMORY_LATENCY): New enumerator.
1355 (frv_options): Add --memory-latency.
1356 (frv_option_handler): Handle FRV_OPTION_MEMORY_LATENCY.
1357 * mloop.in (@cpu@_simulate_insn_prefetch): Use cache memory_latency.
1358 * frv.c (SET_ACC_USE_IS_MEDIA_P1): operate on d->curr_acc_p1
1359 (SET_ACC_USE_NOT_MEDIA_P1): operate on d->curr_acc_p1
1360 (SET_ACC_USE_IS_MEDIA_P2): operate on d->curr_acc_p1
1361 (SET_ACC_USE_NOT_MEDIA_P2): operate on d->curr_acc_p1
1362 (update_latencies): Only clear usage flags if the register has no
1363 target latency.
1364 (frvbf_model_insn_before): Update cur_acc_p1 and cur_acc_p2. Use | (or)
1365 not |= (or assgnment).
1366 (frvbf_model_insn_after): Print post processing wait for all insns.
1367 Update prev_acc_p1 and prev_acc_p2.
1368 (frvbf_model_fr500_u_gr_load_store): Use cache memory_latency.
1369 (frvbf_model_fr500_u_fr_load_store): Use cache memory_latency.
1370 (frvbf_model_fr500_u_swap): Use cache memory_latency.
1371 (frvbf_model_fr500_u_media): Use busy_adjustment[4] for out_ACC40Sk.
1372 (frvbf_model_fr500_u_media): Use busy_adjustment[5] for out_ACC40Uk.
1373 (frvbf_model_fr500_u_media_quad_arith): New function.
1374 (frvbf_model_fr500_u_media_dual_mul): New function.
1375 (frvbf_model_fr500_u_media_quad_mul): New function.
1376 (frvbf_model_fr500_u_media_quad_complex): New function.
1377 (frvbf_model_fr500_u_media_dual_expand): New function.
1378 (frvbf_model_fr500_u_media_dual_unpack): New function.
1379 (frvbf_model_fr500_u_media_dual_btoh): New function.
1380 (frvbf_model_fr500_u_media_dual_htob): New function.
1381 (frvbf_model_fr500_u_media_dual_btohe): New function.
1382 (frv_ref_SI): New function.
1383 * cache.h (FRV_CACHE): Add memory_latency field.
1384 * cache.c (frv_cache_init): Initialize memory_latency.
1385 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1386
13871999-12-17 Dave Brolley <brolley@cygnus.com>
1388
1389 * sim-if.c (sim_open): Initialize insn prefetch and reset register.
1390 * options.c (OPTIONS_FRV_PROFILE_CACHE): New enumeration.
1391 (OPTIONS_FRV_PROFILE_PARALLEL): New enumeration.
1392 (OPTIONS_FRV_TIMER): New enumeration.
1393 (frv_options): Add --profile-cache, --profile-parallel, --timer.
1394 (frv_option_handler): Override common implementation of -p. Handle
1395 --profile-cache, --profile-parallel, --timer.
1396 * mloop.in (execute): Call profiling functions if the timer interrupt
1397 is enabled.
1398 (@cpu@_simulate_insn_prefetch): New function.
1399 (main loop): Call @cpu@_simulate_insn_prefetch.
1400 * interrupts.c (frv_queue_interrupt): Don't queue two external
1401 interrupts of the same priority.
1402 (frv_queue_external_interrupt): New function.
1403 (frv_external_interrupt): New function.
1404 (handle_interrupt): Handle external interrupts.
1405 (check_reset): New function.
1406 (frv_process_interrupts): Call check_reset.
1407 * frv.c: Include "bfd.h"
1408 (frvbf_h_psr_get_handler): Set the PIL field.
1409 (frvbf_h_psr_set_handler): Get the PIL field.
1410 (DUAL_REG): New macro.
1411 (DUAL_DOUBLE): New macro.
1412 (SET_USE_IS_FPOP): New macro.
1413 (SET_USE_NOT_FPOP): New macro.
1414 (USE_IS_FPOP): New macro.
1415 (SET_USE_IS_MEDIA): New macro.
1416 (SET_USE_NOT_MEDIA): New macro.
1417 (USE_IS_MEDIA_P1): New macro.
1418 (SET_USE_IS_MEDIA_P1): New macro.
1419 (SET_USE_NOT_MEDIA_P1): New macro.
1420 (SET_USE_IS_MEDIA_P2): New macro.
1421 (SET_USE_NOT_MEDIA_P2): New macro.
1422 (USE_IS_MEDIA_P2): New macro.
1423 (SET_ACC_USE_IS_MEDIA_P1): New macro.
1424 (SET_ACC_USE_NOT_MEDIA_P1): New macro.
1425 (ACC_USE_IS_MEDIA_P1): New macro.
1426 (SET_ACC_USE_IS_MEDIA_P2): New macro.
1427 (SET_ACC_USE_NOT_MEDIA_P2): New macro.
1428 (ACC_USE_IS_MEDIA_P2): New macro.
1429 (RESOURCE_IDIV): New macro.
1430 (RESOURCE_FDIV): New macro.
1431 (RESOURCE_SQRT): New macro.
1432 (fr_busy_adjust): New array.
1433 (acc_busy_adjust): New array.
1434 (apply_latency_adjustments): New function.
1435 (update_latencies): New function.
1436 (handle_wait_cycles): New function.
1437 (handle_resource_wait): New function.
1438 (update_target_latencies): New function.
1439 (frvbf_model_insn_before): Add resource latency to cycle counts.
1440 (frvbf_model_insn_after): Add resource latency to cycle counts.
1441 (update_GR_latency): New function.
1442 (update_GRdouble_latency): New function.
1443 (update_FR_latency): New function.
1444 (update_FRdouble_latency): New function.
1445 (decrease_ACC_busy): New function.
1446 (decrease_FR_busy): New function.
1447 (increase_FR_busy): New function.
1448 (update_ACC_latency): New function.
1449 (update_CCR_latency): New function.
1450 (update_idiv_resource_latency): New function.
1451 (update_fdiv_resource_latency): New function.
1452 (update_fsqrt_resource_latency): New function.
1453 (vliw_wait_for_GR): New function.
1454 (vliw_wait_for_GRdouble): New function.
1455 (vliw_wait_for_FR): New function.
1456 (vliw_wait_for_FRdouble): New function.
1457 (vliw_wait_for_CCR): New function.
1458 (vliw_wait_for_ACC): New function.
1459 (vliw_wait_for_idiv_resource): New function.
1460 (vliw_wait_for_fdiv_resource): New function.
1461 (vliw_wait_for_fsqrt_resource): New function.
1462 (enforce_full_fr_latency): New function.
1463 (frvbf_model_fr500_u_exec): New function.
1464 (frvbf_model_fr500_u_integer): New function.
1465 (frvbf_model_fr500_u_imul): New function.
1466 (frvbf_model_fr500_u_idiv): New function.
1467 (frvbf_model_fr500_u_branch): New function.
1468 (frvbf_model_fr500_u_set_hilo): New function.
1469 (frvbf_model_fr500_u_gr_load_store): New function.
1470 (frvbf_model_fr500_u_fr_load_store): New function.
1471 (frvbf_model_fr500_u_swap): New function.
1472 (frvbf_model_fr500_u_fr2fr): New function.
1473 (frvbf_model_fr500_u_fr2gr): New function.
1474 (frvbf_model_fr500_u_spr2gr): New function.
1475 (frvbf_model_fr500_u_gr2fr): New function.
1476 (frvbf_model_fr500_u_gr2spr): New function.
1477 (post_wait_for_FR): New function.
1478 (post_wait_for_FRdouble): New function.
1479 (post_wait_for_ACC): New function.
1480 (post_wait_for_CCR): New function.
1481 (post_wait_for_fdiv): New function.
1482 (post_wait_for_fsqrt): New function.
1483 (adjust_float_register_busy): New function.
1484 (adjust_double_register_busy): New function.
1485 (restore_float_register_busy): New function.
1486 (restore_double_register_busy): New function.
1487 (frvbf_model_fr500_u_float_arith): New function.
1488 (frvbf_model_fr500_u_float_dual_arith): New function.
1489 (frvbf_model_fr500_u_float_div): New function.
1490 (frvbf_model_fr500_u_float_sqrt): New function.
1491 (frvbf_model_fr500_u_float_compare): New function.
1492 (frvbf_model_fr500_u_float_dual_compare): New function.
1493 (frvbf_model_fr500_u_float_convert): New function.
1494 (frvbf_model_fr500_u_media): New function.
1495 (frvbf_model_fr500_u_barrier): New function.
1496 (frvbf_model_fr500_u_membar): New function.
1497 * frv-sim.h (LEUINT): New macro.
1498 (GET_HSR0_SA): New macro.
1499 (struct frv_interrupt_timer): New struct.
1500 (struct frv_interrupt_state): Add timer fiield.
1501 (frv_queue_external_interrupt): New function.
1502 (frv_external_interrupt): New function.
1503 (frv_profile_info): New function.
1504 (PROFILE_CACHE_IDX): New enumerator.
1505 (PROFILE_PARALLEL_IDX): New enumerator.
1506 (PROFILE_cache): New macro.
1507 (PROFILE_parallel): New macro.
1508 (WITH_PROFILE_CACHE_P): New macro.
1509 (WITH_PROFILE_PARALLEL_P): New macro.
1510 * cache.h (FRV_CACHE): Add last_was_hit field.
1511 * cache.c (get_tag): Use new last_was_hit field.
1512 (frv_cache_read): Ditto.
1513 (frv_cache_write): Ditto.
1514 * arch.h,cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1515
15161999-12-13 Dave Brolley <brolley@cygnus.com>
1517
1518 * frv.c (frvbf_h_spr_set_handler): Handle accumulator guards.
1519 (frvbf_clear_all_accumulators): Pass frvbf_h_acc40S_set to
1520 sim_queue_fn_di_write.
1521 (frvbf_media_cut_ss): New function.
1522 * frv-sim.h (frvbf_media_cut_ss): New function.
1523 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1524
15251999-12-13 Dave Brolley <brolley@cygnus.com>
1526
1527 * pipeline.c (check_insn_major_constraints): F-4, F-8 and M-8 have
1528 no constraints.
1529 * interrupts.c (frv_queue_illegal_instruction_interrupt): Use
1530 FRV_IS_FLOAT_INSN and FRV_IS_MEDIA_INSN.
1531 (frv_detect_insn_access_interrupts): Use FRV_IS_FLOAT_INSN and
1532 FRV_IS_MEDIA_INSN.
1533 * frv.c (frvbf_model_simple_u_exec): New function.
1534 * frv-sim.h (FRV_IS_FLOAT_INSN): Range includes F-8.
1535 (FRV_IS_MEDIA_INSN): Range includes M-8.
1536
1537 * Makefile.in (stamp-cpu): add 'simple' to the list of machines.
1538 * arch.c,arch.h,cpu.h,cpuall.h,decode.c,decode.h,model.c,sem.c:
1539 Regenerate.
1540
15411999-12-10 Dave Brolley <brolley@cygnus.com>
1542
1543 * traps.c (check_registers_available): New function.
1544 (clear_ne_flags): Generate register_exception if register(s) not
1545 available.
1546 (frvbf_commit): Generate register_exception if register(s) not
1547 available.
1548 * interrupts.c (frv_program_or_software_interrupt): No need to copy
1549 GR4-GR7 to SR0-SR4.
1550 * frv.c (frvbf_h_psr_set_handler): Special handling for PSR.S and
1551 PSR.ESR.
1552 (frvbf_h_psr_s_set_handler): New function.
1553 (frvbf_h_psr_esr_set_handler): New function.
1554 (frvbf_switch_supervisor_user_context): New function.
1555 (frvbf_scan_result): Reflect latest ISA.
1556 * frv-sim.h (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 (GET_HSR0_FRN): New Macro.
1560 (GET_HSR0_GRN): New Macro.
1561 (GET_HSR0_FRHE): New Macro.
1562 (GET_HSR0_FRLE): New Macro.
1563 (GET_HSR0_GRHE): New Macro.
1564 (GET_HSR0_GRLE): New Macro.
1565 (frv_ec): New value for FRV_EC_COMMIT_EXCEPTION.
1566 (GET_ESFR): New bit ordering.
1567 (SET_ESFR): New bit ordering.
1568 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1569
15701999-12-10 Michael Meissner <meissner@cygnus.com>
1571
1572 * Makefile.in (sim-if.o): Add eng.h dependency.
1573
15741999-12-09 Dave Brolley <brolley@cygnus.com>
1575
1576 * mloop.in (execute): Pass sc->first_insn_p to @cpu@_model_insn_before.
1577 Pass sc->last_insn_p to @cpu@_model_insn_before.
1578 (main loop): Compute sc->first_insn_p.
1579 * frv.c (frvbf_model_insn_before): Set state variables.
1580 (frvbf_model_insn_after): Count basic cycles. Set state variables.
1581 (frvbf_model_fr500_u_integer): Remove.
1582 * arch.h,cpu.h,decode.h,model.c: Regenerate.
1583
15841999-12-07 Dave Brolley <brolley@cygnus.com>
1585
1586 * sim-main.h (cache.h): Include it.
1587 (insn_cache): New member.
1588 (data_cache): New member.
1589 (CPU_INSN_CACHE): New macro.
1590 (CPU_DATA_CACHE): New macro.
1591 * sim-if.c (WANT_CPU): New macro.
1592 (WANT_CPU_FRVBF): New macro.
1593 (sim_open): Call sim_add_option_table. Call frv_cache_init for the
1594 data and insn caches for each cpu.
1595 (sim_close): Call frv_cache_term for the insn and data caches of each
1596 cpu.
1597 * mloop.in (extract): Read insn from the cache.
1598 (main loop): Access the insn cache in order to maintain stats.
1599 * memory.c (data_non_cache_access): New function.
1600 (insn_non_cache_access): New function.
1601 (frvbf_read_mem_QI): Attempt to read from the cache first.
1602 (frvbf_read_mem_UQI): Ditto.
1603 (frvbf_read_mem_HI): Ditto.
1604 (frvbf_read_mem_UHI): Ditto.
1605 (frvbf_read_mem_SI): Ditto.
1606 (frvbf_read_mem_DI): Ditto.
1607 (frvbf_read_mem_DF): Ditto.
1608 (frvbf_read_imem_USI): New function.
1609 (frvbf_write_mem_QI): Write through the cache is it is enabled.
1610 (frvbf_write_mem_UQI): Ditto.
1611 (frvbf_write_mem_HI): Ditto.
1612 (frvbf_write_mem_UHI): Ditto.
1613 (frvbf_write_mem_SI): Ditto.
1614 (frvbf_write_mem_DI): Ditto.
1615 (frvbf_write_mem_DF): Ditto.
1616 (frvbf_mem_set_QI): New function.
1617 (frvbf_mem_set_HI): New function.
1618 (frvbf_mem_set_SI): New function.
1619 (frvbf_mem_set_DI): New function.
1620 (frvbf_mem_set_DF): New function.
1621 (frvbf_mem_set_XI): New function.
1622 * interrupts.c (frv_save_data_written_for_interrupts): Handle
1623 CGEN_FN_MEM_QI_WRITE,
1624 CGEN_FN_MEM_HI_WRITE, CGEN_FN_MEM_SI_WRITE, CGEN_FN_MEM_DI_WRITE,
1625 CGEN_FN_MEM_DF_WRITE, CGEN_FN_MEM_XI_WRITE.
1626 * frv.c (frvbf_load_quad_GR): Call frvbf_read_mem_SI.
1627 Call sim_queue_fn_mem_xi_write.
1628 (frvbf_load_quad_FRint): Call frvbf_read_mem_SI.
1629 Call sim_queue_fn_mem_xi_write.
1630 (frvbf_load_quad_CPR): Call frvbf_read_mem_SI.
1631 Call sim_queue_fn_mem_xi_write.
1632 (frvbf_insn_cache_preload): New function.
1633 (frvbf_data_cache_preload): New function.
1634 (frvbf_insn_cache_unlock): New function.
1635 (frvbf_data_cache_unlock): New function.
1636 (frvbf_insn_cache_invalidate): New function.
1637 (frvbf_data_cache_invalidate): New function.
1638 (frvbf_data_cache_flush): New function.
1639 * frv-sim.h (sim-options.h): Include it.
1640 (GET_HSR0): New macro.
1641 (SET_HSR0): New macro.
1642 (GET_HSR0_ICE): New macro.
1643 (SET_HSR0_ICE): New macro.
1644 (GET_HSR0_DCE): New macro.
1645 (SET_HSR0_DCE): New macro.
1646 (GET_HSR0_CBM): New macro.
1647 (GET_HSR0_RME): New macro.
1648 (GET_IHSR8): New macro.
1649 (GET_IHSR8_NBC): New macro.
1650 (frvbf_insn_cache_preload): New function.
1651 (frvbf_data_cache_preload): New function.
1652 (frvbf_insn_cache_unlock): New function.
1653 (frvbf_data_cache_unlock): New function.
1654 (frvbf_insn_cache_invalidate): New function.
1655 (frvbf_data_cache_invalidate): New function.
1656 (frvbf_data_cache_flush): New function.
1657 (insn_non_cache_access): New function.
1658 (frvbf_read_imem_USI): New function.
1659 (frvbf_mem_set_QI): New function.
1660 (frvbf_mem_set_HI): New function.
1661 (frvbf_mem_set_SI): New function.
1662 (frvbf_mem_set_DI): New function.
1663 (frvbf_mem_set_DF): New function.
1664 (frvbf_mem_set_XI): New function.
1665 (frv_options): FRV specific command line options.
1666 * Makefile.in (SIM_OBJS): Add options.o and cache.o.
1667 (SIM_EXTRA_DEPS): Add $(sim-options_h).
1668 (cache.o): New target.
1669 (options.o): New target.
1670 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1671 * cache.h: New file.
1672 * cache.c: New file.
1673 * options.c: New file.
1674
16751999-11-29 Dave Brolley <brolley@cygnus.com>
1676
1677 * traps.c (frvbf_check_non_excepting_load): Use new NE_FLAG macros.
1678 (frvbf_check_non_excepting_divide): Ditto.
1679 (clear_ne_flags): Ditto
1680 (frvbf_commit): Ditto.
1681 * pipeline.c (frv_pipeline_add_insn): Clear the NE index for all insns.
1682 * mloop.in (_parallel_write_init): Clear NE flags here.
1683 * interrupts.c (frv_queue_fp_exception_interrupt): Set NE flags here
1684 for non excepting insns. Also check for masked interrupts here.
1685 (frv_process_interrupts): Write NE flags here.
1686 (set_fp_exception_registers): No longer check for masked interrupts
1687 here.
1688 (check_for_compound_interrupt): No need to worry about masked
1689 interrupts.
1690 * frv-sim.h (frv_interrupt_state): Add f_ne_flags member.
1691 (GET_NE_FLAGS): New macro.
1692 (SET_NE_FLAGS): New macro.
1693 (GET_NE_FLAG): Operate on accumulated argument.
1694 (SET_NE_FLAG): Operate on accumulated argument.
1695 (CLEAR_NE_FLAG): Operate on accumulated argument.
1696 * Makefile.in (FRVBF_INCLUDE_DEPS): Add $(SIM_EXTRA_DEPS)
1697 (frv.o): Correct dependencies.
1698 (traps.o): Ditto.
1699 (pipeline.o): Ditto.
1700 (interrupts.o): Ditto.
1701 (memory.o): Ditto.
1702 * sem.c: Regenerate.
1703
17041999-11-26 Dave Brolley <brolley@cygnus.com>
1705
1706 * traps.c (frvbf_fpu_error): Only call frv_queue_fp_exception if
1707 there is an exception indicated in the mask.
1708 * pipeline.c (frv_pipeline_add_insn): Clear ne_index in the interrupt
1709 state when adding a floating point insn to the pipeline.
1710 * interrupts.c (set_fp_exception_registers): Set NE flag for
1711 non-excepting insns.
1712 * frv-sim.h (frvbf_h_fr_double_get_handler): Mode of data is DF.
1713 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1714 (frvbf_h_fr_int_get_handler): New function.
1715 (frvbf_h_fr_int_set_handler): New function.
1716 (frvbf_set_ne_index): New function.
1717 (NE_NOFLAG): New macro.
1718 (frv_interrupt_state): Add ne_index member.
1719 * frv.c (frvbf_h_fr_double_get_handler): Mode of data is DF.
1720 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1721 (frvbf_h_fr_int_get_handler): New function.
1722 (frvbf_h_fr_int_set_handler): New function.
1723 (frvbf_set_ne_index): New function.
1724 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1725
17261999-11-24 Dave Brolley <brolley@cygnus.com>
1727
1728 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1729
17301999-11-23 Dave Brolley <brolley@cygnus.com>
1731
1732 * frv-sim.h (frvbf_media_cut): New function.
1733 * frv.c (frvbf_media_cut): New function.
1734 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1735
17361999-11-22 Dave Brolley <brolley@cygnus.com>
1737
1738 * frv-sim.h (frvbf_clear_all_accumulators): New function.
1739 * frv.c.h (frvbf_clear_all_accumulators): New function.
1740 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1741
17421999-11-18 Dave Brolley <brolley@cygnus.com>
1743
1744 * pipeline.c (frv_pipeline_add_insn): Only clear MSR0 and FSR0 fields
1745 if this is the first insn of its class in the pipeline.
1746 * frv-sim.h (frvbf_media_register_not_aligned): New function.
1747 * traps.c (frvbf_media_register_not_aligned): New function.
1748 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1749
17501999-11-17 Dave Brolley <brolley@cygnus.com>
1751
1752 * pipeline.c (frv_pipeline_add_insn): Clear MSRx.SIE fields.
1753 * frv-sim.h (OR_MSR_SIE): New macro.
1754 (CLEAR_MSR_SIE): New macro.
1755 (frvbf_media_overflow): Now takes sie argument.
1756 (frv_set_mp_exception_registers): Now takes sie argument.
1757 * interrupts.c (frv_set_mp_exception_registers): Now takes sie argument.
1758 Set MSRx.SIE field.
1759 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1760
17611999-11-15 Dave Brolley <brolley@cygnus.com>
1762
1763 * traps.c (frv_mtrap): New function.
1764 (frvbf_media_cr_not_aligned): New function.
1765 (frvbf_media_acc_not_aligned): New function.
1766 (frvbf_media_overflow): New function.
1767 * pipeline.c (frv_pipeline_add_insn): Clear MSR fields.
1768 * interrupts.c: Call frv_set_mp_exception_registers.
1769 (frv_set_mp_exception_registers): New function.
1770 * frv-sim.h (frv_msr_mtt): New enumeration.
1771 (GET_MSR): New macro.
1772 (SET_MSR): New macro.
1773 (GET_MSR_AOVF): New macro.
1774 (SET_MSR_AOVF): New macro.
1775 (GET_MSR_OVF): New macro.
1776 (SET_MSR_OVF): New macro.
1777 (CLEAR_MSR_OVF): New macro.
1778 (GET_MSR_MTT): New macro.
1779 (SET_MSR_MTT): New macro.
1780 (frv_set_mp_exception_registers): New function.
1781 (frv_mtrap): New function.
1782 (FRV_IS_MEDIA_INSN): New macro.
1783 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1784
17851999-11-10 Dave Brolley <brolley@cygnus.com>
1786
1787 * sim-main.h (_sim_cpu): Add debug_state member.
1788 * mloop.in (_parallel_write_queued): Clear data_written.length.
1789 * interrupts.c (frv_interrupt_table): Offset of BREAK_EXCEPTION
1790 handler is 0xff.
1791 (frv_queue_break_interrupt): New function.
1792 (frv_break_interrupt): New function.
1793 (handle_interrupt): Handle break_interrupt.
1794 (frv_non_operating_interrupt): Now takes interrupt_kind.
1795 * frv-sim.h (frv_queue_break_interrupt): New function.
1796 (frv_break_interrupt): New function.
1797 (frv_break): New function.
1798 (frv_non_operating_interrupt): Now takes interrupt_kind.
1799 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1800
18011999-11-09 Dave Brolley <brolley@cygnus.com>
1802
1803 * pipeline.c (frv_pipeline_add_insn): Clear FSR0.FTT when adding
1804 a floating point insn.
1805 * traps.c (frvbf_fpu_error): Map fpu status to frv interrupts.
1806 * interrupts.c (frv_queue_illegal_instruction_interrupt): Call
1807 frv_queue_fp_exception_interrupt.
1808 (frv_queue_fp_exception_interrupt): New function.
1809 (next_available_fq): New function.
1810 (set_fp_exception_registers): New function.
1811 (set_exception_status_registers): Now returns 1 if interrupt not masked.
1812 (check_for_compound_interrupt): Now returns NULL if interrupt masked.
1813 (frv_program_interrupt): Don't process interrupt if it is masked.
1814 * frv.c (frvbf_h_fr_double_get_handler): Call
1815 frv_queue_fp_exception_interrupt.
1816 (frvbf_h_fr_double_set_handler): Call frv_queue_fp_exception_interrupt.
1817 (frvbf_h_fr_quad_set_handler): Call frv_queue_fp_exception_interrupt.
1818 (frvbf_store_quad_FRint): Call frv_queue_fp_exception_interrupt.
1819 * frv-sim.h: Get/set hardware directly in GET/SET macros.
1820 (frv_fp_exception_info): New struct type.
1821 (frv_interrupt_queue_element): Add fp_info member.
1822 (frv_fsr_traps): New enumeration.
1823 (frv_fsr_ftt): New enumeration.
1824 (frv_sie): New enumeration.
1825 (frv_miv): New enumeration.
1826 (GET_FSR): New macro.
1827 (SET_FSR): New macro.
1828 (GET_FSR_TEM): New macro.
1829 (SET_FSR_QNE): New macro.
1830 (SET_FSR_FTT): New macro.
1831 (GET_FSR_AEXC): New macro.
1832 (SET_FSR_AEXC): New macro.
1833 (GET_FQ): New macro.
1834 (SET_FQ): New macro.
1835 (SET_FQ_OPC): New macro.
1836 (SET_FQ_MIV): New macro.
1837 (SET_FQ_SIE): New macro.
1838 (SET_FQ_FTT): New macro.
1839 (SET_FQ_CEXC): New macro.
1840 (GET_FQ_VALID): New macro.
1841 (SET_FQ_VALID): New macro.
1842 (frv_queue_fp_exception_interrupt): New function.
1843 (FRV_IS_FLOAT_INSN): New macro.
1844
18451999-11-04 Dave Brolley <brolley@cygnus.com>
1846
1847 * traps.c (frvbf_fpu_error): No floating point errors need to be
1848 detected.
1849 * interrupts.c (clear_exception_status_registers): Clear 'valid' fields
1850 of the ESR registers too.
1851 (set_exception_status_registers): Don't set EAR for any precise
1852 interrupts. Register index should be 1 for insns in PIPE_I1. Clear
1853 ESR.EAV and ESR.EDV if not setting them. Set ESR.VALID.
1854 (non_operating_interrupt): No need for return code.
1855 (frv_program_or_software_interrupt): Process interrupt regardless
1856 of operating mode. If PSR.ET was not set at the start of processing,
1857 then stop the simulation with a message.
1858 (frv_save_data_written_for_interrupts): Handle CGEN_FN_XI_WRITE and
1859 CGEN_MEM_XI_WRITE.
1860 * frv.c (frvbf_h_gr_quad_set_handler): New function.
1861 (frvbf_h_fr_quad_set_handler): New function.
1862 (frvbf_h_cpr_quad_set_handler): New function.
1863 (frvbf_load_quad_GR): Renamed from frvbf_load_multiple_GR. Use new
1864 sim_queue_fn_xi_write.
1865 (frvbf_load_quad_FRint): Renamed from frvbf_load_multiple_GR. Use new
1866 sim_queue_fn_xi_write.
1867 (frvbf_load_quad_CPR): Renamed from frvbf_load_multiple_GR. Use new
1868 sim_queue_fn_xi_write.
1869 (frvbf_store_quad_GR): Renamed from frvbf_store_multiple_GR. Use new
1870 sim_queue_mem_xi_write.
1871 (frvbf_store_quad_FRint): Renamed from frvbf_store_multiple_GR. Use new
1872 sim_queue_mem_xi_write.
1873 (frvbf_store_quad_CPR): Renamed from frvbf_store_multiple_GR. Use new
1874 sim_queue_mem_xi_write.
1875 * frv-sim.h (frvbf_h_gr_quad_set_handler): New function.
1876 (frvbf_h_fr_quad_set_handler): New function.
1877 (frvbf_h_cpr_quad_set_handler): New function.
1878 (SET_ESR_VALID): New macro.
1879 (CLEAR_ESR_VALID): New macro.
1880 (CLEAR_ESR_EAV): New macro.
1881 (CLEAR_ESR_EDV): New macro.
1882 * sem.c: Regenerate.
1883
18841999-11-02 Dave Brolley <brolley@cygnus.com>
1885
1886 * traps.c (frv_core_signal): Call
1887 frv_queue_mem_address_not_aligned_interrupt.
1888 * mloop.in (_parallel_write_queued): Call
1889 frv_save_data_written_for_interrupts.
1890 * frv.c (frvbf_h_gr_double_get_handler): Call
1891 frv_queue_register_exception_interrupt.
1892 (frvbf_h_cpr_double_get_handler): Call
1893 frv_queue_register_exception_interrupt.
1894 (frvbf_h_cpr_double_set_handler): Call
1895 frv_queue_register_exception_interrupt.
1896 (frvbf_load_multiple_GR): Call
1897 frv_queue_register_exception_interrupt.
1898 (frvbf_store_multiple_GR): Call
1899 frv_queue_register_exception_interrupt.
1900 (frvbf_load_multiple_CPR): Call
1901 frv_queue_register_exception_interrupt.
1902 (frvbf_store_multiple_CPR): Call
1903 frv_queue_register_exception_interrupt.
1904 (frvbf_h_tbr_get_handler): Fix TBR.TBA mask.
1905 * interrupts.c (frv_queue_software_interrupt): Now returns interrupt
1906 queue element.
1907 (frv_queue_program_interrupt): Now returns interrupt queue element.
1908 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
1909 element.
1910 (frv_queue_interrupt): Now returns interrupt queue element.
1911 (frv_queue_register_exception_interrupt): New function.
1912 (frv_queue_mem_address_not_aligned_interrupt): New function.
1913 (frv_save_data_written_for_interrupts): New function.
1914 (next_available_edr): EDR registers available in blocks of 4.
1915 (clear_exception_status_registers): New function.
1916 (set_exception_status_registers): Pass esr to SET_ESR* macros.
1917
1918 * frv-sim.h (struct frv_data_written): New struct type.
1919 (frv_interrupt_queue_element): Add data_written member.
1920 (frv_queue_software_interrupt): Now returns interrupt queue element.
1921 (frv_queue_program_interrupt): Now returns interrupt queue element.
1922 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
1923 element.
1924 (frv_queue_interrupt): Now returns interrupt queue element.
1925 (frv_queue_register_exception_interrupt): New function.
1926 (frv_queue_mem_address_not_aligned_interrupt): New function.
1927 (frv_save_data_written_for_interrupts): New function.
1928
19291999-10-27 Dave Brolley <brolley@cygnus.com>
1930
1931 * interrupts.c (ITABLE_ENTRY): New macro.
1932 (frv_interrupt_table): Add exception codes.
1933 (next_available_esr): New function.
1934 (next_available_edr): New function.
1935 (set_edr_register): New function.
1936 (set_exception_status_registers): New function.
1937 (check_for_compound_interrupt): Record information on all interrupts
1938 found.
1939 (frv_program_interrupt): Always call check_for_compound_interrupt.
1940 * frv.c (frvbf_h_pc_set_handler): Removed.
1941 (frvbf_h_spr_get_handler): Handle LR register.
1942 (frvbf_h_spr_set_handler): Handle LR register.
1943 (frvbf_h_lr_get_handler): New function.
1944 (frvbf_h_lr_set_handler): New function.
1945 * frv-sim.h (frvbf_h_lr_get_handler): New function.
1946 (frvbf_h_lr_set_handler): New function.
1947 (frv_ec): New enumeration.
1948 (frv_interrupt): Add frv_ec field.
1949 (frv_rec): New enumeration.
1950 (frv_daec): New enumeration.
1951 (frv_interrupt_queue_element): Add eaddress, rec, iaec, daec fields.
1952 (SET_ESR_EC): New macro.
1953 (SET_ESR_REC): New macro.
1954 (SET_ESR_IAEC): New macro.
1955 (SET_ESR_DAEC): New macro.
1956 (SET_ESR_EAV): New macro.
1957 (GET_ESR_EDV): New macro.
1958 (SET_ESR_EDV): New macro.
1959 (GET_ESR_EDN): New macro.
1960 (SET_ESR_EDN): New macro.
1961 (GET_ESR): New macro.
1962 (SET_ESR): New macro.
1963 (SET_EPCR): New macro.
1964 (SET_EAR): New macro.
1965 (SET_EDR): New macro.
1966 (GET_ESFR): New macro.
1967 (SET_ESFR): New macro.
1968 * cpu.c,cpu.h,sem.c: Rebuild.
1969
19701999-10-26 Dave Brolley <brolley@cygnus.com>
1971
1972 * traps.c (frvbf_check_non_excepting_load): Only set NESR, NECR, NEEAR
1973 if mach is frv.
1974 (clear_nesr_neear): Only execute if mach is frv.
1975
19761999-10-22 Dave Brolley <brolley@cygnus.com>
1977
1978 * sim-main.h (sim_cpu): Add pipeline.
1979 (CPU_PIPELINE): New macro.
1980 * mloop.in (_parallel_write_queued): Maintain pc in cpu during writes.
1981 (main loop): Maintain pc in cpu.
1982 * frv-sim.h (frv_queue_software_interrupt): New interface.
1983 (frv_queue_program_interrupt): New interface.
1984 (frv_queue_illegal_instruction_interrupt: New interface.
1985 (frv_queue_interrupt): New interface.
1986 (frv_detect_insn_access_interrupts): New interface.
1987 (frv_process_interrupts): New interface.
1988 (frv_program_interrupt): New interface.
1989 (frv_software_interrupt): New interface.
1990 (frv_program_or_software_interrupt): New interface.
1991 (FRV_PIPELINE): Moved from pipline.c.
1992 (frv_pipeline_reset): New interface.
1993 (frv_pipeline_add_insn): New interface.
1994 * interrupts.c (frv_queue_software_interrupt): New interface.
1995 (frv_queue_program_interrupt): New interface.
1996 (frv_queue_illegal_instruction_interrupt: New interface.
1997 (frv_queue_interrupt): New interface.
1998 (frv_detect_insn_access_interrupts): New interface.
1999 (frv_process_interrupts): New interface.
2000 (frv_program_interrupt): New interface.
2001 (frv_software_interrupt): New interface.
2002 (frv_program_or_software_interrupt): New interface.
2003 * frv.c: Use new interfaces.
2004 * pipeline.c: Use new interfaces.
2005 * traps.c: Use new interfaces.
2006 * memory.c: Use new interfaces.
2007 (frv_address_forbidden): No longer static.
2008
20091999-10-19 Dave Brolley <brolley@cygnus.com>
2010
2011 * traps.c (frvbf_check_non_excepting_load): Set NESR.DAEC, NESR.REC and
2012 NESR.EC.
2013 * mloop.in (_parallel_write_queued): Handle CGEN_FN_PC_WRITE.
2014 * frv.c (frvbf_h_pc_set_handler): New function.
2015 * interrupts.c (frv_detect_data_interrupt): Removed.
2016 (address_forbidden): Removed.
2017 * frv-sim.h (frv_detect_data_interrupt): Removed.
2018 (NESR_MEM_ADDRESS_NOT_ALIGNED): New macro.
2019 (NESR_REGISTER_NOT_ALIGNED): New macro.
2020 (NESR_UQI_SIZE): New macro.
2021 (NESR_QI_SIZE): New macro.
2022 (NESR_UHI_SIZE): New macro.
2023 (NESR_HI_SIZE): New macro.
2024 (NESR_SI_SIZE): New macro.
2025 (NESR_DI_SIZE): New macro.
2026 (NESR_XI_SIZE): New macro.
2027 (GET_NESR_DAEC): New macro.
2028 (SET_NESR_DAEC): New macro.
2029 (GET_NESR_REC): New macro.
2030 (SET_NESR_REC): New macro.
2031 (GET_NESR_EC): New macro.
2032 (SET_NESR_EC): New macro.
2033 (frvbf_read_mem_QI): New function.
2034 (frvbf_read_mem_UQI): New function.
2035 (frvbf_read_mem_HI): New function.
2036 (frvbf_read_mem_UHI): New function.
2037 (frvbf_read_mem_SI): New function.
2038 (frvbf_read_mem_WI): New function.
2039 (frvbf_read_mem_DI): New function.
2040 (frvbf_read_mem_DF): New function.
2041 (frvbf_write_mem_QI): New function.
2042 (frvbf_write_mem_UQI): New function.
2043 (frvbf_write_mem_HI): New function.
2044 (frvbf_write_mem_UHI): New function.
2045 (frvbf_write_mem_SI): New function.
2046 (frvbf_write_mem_WI): New function.
2047 (frvbf_write_mem_DI): New function.
2048 (frvbf_write_mem_DF): New function.
2049 * Makefile.in (SIM_OBJS): Add memory.o.
2050 * cpu.c,cpu.h,sem.c: Rebuild.
2051
20521999-10-18 Dave Brolley <brolley@cygnus.com>
2053
2054 * sim-if.c (sim_open): Use a real fpu error function.
2055 * pipeline.c (frv_pipeline_add_insn): Don't add invalid insns.
2056 * mloop.in (_parallel_write_queued): Clear queue after writing.
2057 * interrupts.c (check_for_compound_interrupt): New function.
2058 (non_operating_interrupt): New function.
2059 * frv-sim.h (frvbf_h_gr_double_get_handler): New function.
2060 (frvbf_h_gr_double_set_handler): New function.
2061 (frvbf_h_fr_double_get_handler): New function.
2062 (frvbf_h_fr_double_set_handler): New function.
2063 (frvbf_h_cpr_double_get_handler): New function.
2064 (frvbf_h_cpr_double_set_handler): New function.
2065 (frv_interrupt_queue_element): New struct type.
2066 (frv_queue_program_interrupt): Now takes pc.
2067 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2068 (frv_queue_interrupt): Now takes pc.
2069 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2070 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2071 (frvbf_division_exception): New function.
2072 (frvbf_fpu_error): New function.
2073 (frvbf_load_multiple_GR): New function.
2074 (frvbf_load_multiple_FR): New function.
2075 (frvbf_load_multiple_CPR): New function.
2076 * frv.c (frvbf_h_gr_double_get_handler): New function.
2077 (frvbf_h_gr_double_set_handler): New function.
2078 (frvbf_h_fr_double_get_handler): New function.
2079 (frvbf_h_fr_double_set_handler): New function.
2080 (frvbf_h_cpr_double_get_handler): New function.
2081 (frvbf_h_cpr_double_set_handler): New function.
2082 (frv_interrupt_queue_element): New struct type.
2083 (frv_queue_program_interrupt): Now takes pc.
2084 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2085 (frv_queue_interrupt): Now takes pc.
2086 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2087 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2088 (frvbf_fpu_error): New function.
2089 (frvbf_load_multiple_GR): New function.
2090 (frvbf_load_multiple_FR): New function.
2091 (frvbf_load_multiple_CPR): New function.
2092 * traps.c (frvbf_division_exception): New function.
2093 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2094
20951999-10-12 Dave Brolley <brolley@cygnus.com>
2096
2097 * mloop.in (new_vpc): New variable.
2098 (main loop): Call frv_detect_insn_access_interrupts. Call
2099 frv_detect_data_interrupts.
2100 * interrupts.c (access_queued_to): New function.
2101 (frv_detect_data_interrupts): New function.
2102 (frv_detect_insn_access_interrupts): New function.
2103 (frv_program_or_software_interrupt): Set PSR.S.
2104 * frv-sim.h (frv_detect_data_interrupts): New function.
2105 (frv_detect_insn_interrupts): New function.
2106
21071999-10-07 Dave Brolley <brolley@cygnus.com>
2108
2109 * frv-sim.h (frvbf_h_gr_hi_get_handler): New function.
2110 (frvbf_h_gr_hi_set_handler): New function.
2111 (frvbf_h_gr_lo_get_handler): New function.
2112 (frvbf_h_gr_lo.set_handler): New function.
2113 * frv.c (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 (frvbf_model_fr500_u_integer): New function.
2118 * arch.h,cpu.h,cpu.c,decode.h,decode.c,model.c,sem.c: Rebuild.
2119
21201999-10-04 Dave Brolley <brolley@cygnus.com>
2121
2122 * traps.c: Use sim_engine_abort.
2123 * pipeline.c (frv_pipeline): Add field for insn major.
2124 (add_next_to_pipe): Return address of matching pipeline.
2125 (find_major_in_pipeline): New function.
2126 (check_insn_major_constraints: New function.
2127 (frv_pipeline_add_insn): Add checks for insn major constraints.
2128 * interrupts.c (frv_process_interrupts): Use sim_engine_abort.
2129 * frv.c (frvbf_h_spr_get_handler): No need to abort.
2130
2131Thu Sep 30 18:10:25 1999 Dave Brolley <brolley@cygnus.com>
2132
2133 * pipeline.c: New file.
2134 * mloop.in (main loop): Call frv_pipeline_reset.
2135 Call frv_pipeline_add_insn.
2136 * frv-sim.h (frv_pipeline_reset): New function.
2137 (frv_pipeline_add_insn): New function.
2138 * Makefile.in (SIM_OBJS): Add pipeline.o
2139
21401999-09-29 Doug Evans <devans@casey.cygnus.com>
2141
2142 * sem.c: Rebuild.
2143 * traps.c (sim_engine_invalid_insn): New arg `vpc'. Change type of
2144 result to SEM_PC. Return vpc.
2145
2146Wed Sep 29 16:01:52 1999 Dave Brolley <brolley@cygnus.com>
2147
2148 * interrupts.c (frv_interrupt_table): DATA_STORE_ERROR is imprecise.
2149 (frv_queue_interrupt): Don't detect identical interrupts here.
2150
2151Wed Sep 29 14:49:52 1999 Dave Brolley <brolley@cygnus.com>
2152
2153 * interrupts.c: New file.
2154 * traps.c (sim_engine_invalid_insn): Return PC of next insn.
2155 (frv_software_interrupt): Moved to interrupts.c.
2156 (frv_itrap): New interface. Call frv_queue_software_interrupt.
2157 * mloop.in (@cpu@_parallel_write_init): set previous_vliw_pc.
2158 (@cpu@_perform_writeback): New function.
2159 (main loop): Call frv_process_interrupts.
2160 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2161 (frv_itrap): New interface.
2162 (frv_interrupt_class): New enumeration.
2163 (frv_interrupt_kind): New enumeration.
2164 (struct frv_interrupt): New struct type.
2165 (frv_interrupt_table): New table of interrupt information.
2166 (FRV_INTERRUPT_QUEUE_SIZE): New macro.
2167 (struct frv_interrupt_state): New struct type.
2168 (frv_interrupt_state): New global variable.
2169 (previous_vliw_pc): New global variable.
2170 (frv_queue_software_interrupt): New function.
2171 (frv_queue_program_interrupt): New function.
2172 (frv_queue_interrupt): New function.
2173 (frv_process_interrupts): New function.
2174 (frv_program_interrupt): New function.
2175 (frv_software_interrupt): New function.
2176 (frv_program_or_software_interrupt): New function.
2177 (frv_clear_interrupt_classes): New function.
2178 * frv.c (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2179 * Makefile.in (SIM_OBJS): Add interrupts.o
2180 * sem.c: Rebuild.
2181
21821999-09-25 Doug Evans <devans@casey.cygnus.com>
2183
2184 * cpu.h,cpuall.h,decode.c,sem.c: Rebuild.
2185
2186Tue Sep 21 17:16:47 1999 Dave Brolley <brolley@cygnus.com>
2187
2188 * mloop.in (main loop): Determine last insn from scache entry.
2189 * cpu.h: Rebuild.
2190 * cpuall.h: Rebuild.
2191
2192Tue Sep 14 14:21:31 1999 Dave Brolley <brolley@cygnus.com>
2193
2194 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): New flag.
2195 (NECR_ELOS): Define as unshifted value.
2196 (NECR_NEN): Define as unshifted value.
2197 (NECR_VALID): Define as unshifted value.
2198 (SET_NESR): Rewite to use post-write queue.
2199 (SET_NESR_VALID): Rewite to operate on argument.
2200 (SET_NESR_EAV): Rewite to operate on argument.
2201 (SET_NESR_FR): Rewite to operate on argument.
2202 (CLEAR_NESR_FR): Rewite to operate on argument.
2203 (SET_NESR_DRN): Rewite to operate on argument.
2204 (SET_NESR_SIZE): Rewite to operate on argument.
2205 (SET_NESR_NEAN): Rewite to operate on argument.
2206 (SET_NEEAR): Rewite to use post-write queue.
2207 (SET_NE_FLAG): Rewite to use post-write queue.
2208 (CLEAR_NE_FLAG): Rewite to use post-write queue.
2209 * traps.c (frv_software_interrupt): Rewite to use post-write queue.
2210 (frv_rett): Rewite to use post-write queue.
2211 (next_available_nesr): Rewrite to use new macro interfaces.
2212 (next_valid_nesr): Ditto.
2213 (frvbf_check_non_excepting_load): Ditto.
2214 (frvbf_check_recovering_store): Ditto.
2215 (clear_nesr_neear): Ditto.
2216 (clear_ne_flags): Ditto.
2217 * mloop.in (main loop): Update PCSR with address of next VLIW insn
2218 when flag is set.
2219 * frv.c (frvbf_h_spr_get_handler): Shift register fields here now.
2220 (frvbf_store_multiple_GR): Rewite to use post-write queue.
2221 (frvbf_store_multiple_FRint): Rewite to use post-write queue.
2222 (frvbf_store_multiple_CPR): Rewite to use post-write queue.
2223 * Makefile.in (frv.o): Depend on cgen-par.h.
2224
2225Fri Sep 10 17:03:15 1999 Dave Brolley <brolley@cygnus.com>
2226
2227 * frv-sim.h (frvbf_set_write_next_vliw_addr_to_LR): New function.
2228 (frvbf_write_next_vliw_addr_to_LR): New flag.
2229 * frv.c (frvbf_set_write_next_vliw_addr_to_LR): New function.
2230 * mloop.in: Only take the first branch in a VLIW insn. Set LR to the
2231 address of the next VLIW insn if flag is set.
2232 * cpu.h,decode.c,sem.c: Rebuild.
2233
2234Tue Sep 7 13:44:23 1999 Dave Brolley <brolley@cygnus.com>
2235
2236 * mloop.in: Limit parallel insns to MAX_PARALLEL_INSNS.
2237 * sem.c: Rebuild.
2238
22391999-09-02 Doug Evans <devans@casey.cygnus.com>
2240
2241 * configure: Regenerated to track ../common/aclocal.m4 changes.
2242
22431999-09-01 Doug Evans <devans@casey.cygnus.com>
2244
2245 * decode.c: Rebuild.
2246
2247Mon Aug 30 17:54:57 1999 Dave Brolley <brolley@cygnus.com>
2248
2249 * traps.c (frv_rett): New function.
2250 * frv.c (frvbf_h_spr_get_handler): Handle bpsr.
2251 (frvbf_h_spr_set_handler): Handle bpsr.
2252 (frvbf_h_bpsr_get_handler): New function.
2253 (frvbf_h_bpsr_set_handler): New function.
2254 * frv-sim.h (frv_rett): New function.
2255 (frvbf_h_bpsr_get_handler): New function.
2256 (frvbf_h_bpsr_set_handler): New function.
2257 * mloop.in: Read actual packing bit.
2258 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2259
2260Tue Aug 31 16:04:37 1999 Dave Brolley <brolley@cygnus.com>
2261
2262 * traps.c (WANT_CPU): New macro.
2263 (WANT_CPU_FRVBF): New macro.
2264 (frvbf_check_recovering_store): Use registers for source and queue
2265 writes.
2266 * mloop.in: New main loop for parallel support.
2267 (@cpu@_parallel_write_init): New function.
2268 (@cpu@_parallel_write_queued): New function.
2269 * frv-sim.h (set_icc_for_shift_left): New interface.
2270 (set_icc_for_shift_right): New interface.
2271 (frvbf_check_recovering_store): New interface.
2272 * frv.c (set_icc_for_shift_left): Pass and return icc value.
2273 (set_icc_for_shift_right): Pass and return icc value.
2274 (frvbf_check_recovering_store): New interface.
2275 * Makefile.in (FRV_OBJS): Add cgen-par.o.
2276 (stamp-mloop): Add cgen parallel options.
2277 (stamp-arch): Remove with-profile option.
2278 (stamp-cpu): Add cgen parallel options.
2279 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2280
22811999-08-28 Doug Evans <devans@casey.cygnus.com>
2282
2283 * cpu.h,decode.c,sem.c: Rebuild.
2284
2285Wed Aug 25 12:25:04 1999 Dave Brolley <brolley@cygnus.com>
2286
2287 * arch.h,cpu.h,decode.h,model.c,sem.c: Rebuild.
2288
2289Thu Aug 19 17:59:00 1999 Dave Brolley <brolley@cygnus.com>
2290
2291 * configure.in: fr500 now the default model.
2292 * configure: Regenerate.
2293 * frv.c: Change frv-1 to frv-gen.
2294 (frvbf_model_fr500_u_exec): New function.
2295 * Makefile.in (stamp-cpu): Use 'mach=frv,fr500' to build decoder.
2296 * mloop.in: Fix typos in comments.
2297 * arch.c,arch.h,cpu.h,cpuall.h,decode.h,model.c,sem.c: Rebuild.
2298
22991999-08-17 Dave Brolley <brolley@cygnus.com>
2300
2301 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2302
23031999-08-09 Doug Evans <devans@casey.cygnus.com>
2304
2305 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2306
23071999-08-04 Doug Evans <devans@casey.cygnus.com>
2308
2309 * cpu.h,cpuall.h,decode.c,model.c,sem.c: Rebuild.
2310
2311Fri Jul 16 14:50:15 1999 Dave Brolley <brolley@cygnus.com>
2312
2313 * frv.c (frvbf_fetch_register): Use GDB register number macros.
2314 (frvbf_store_register): Use GDB register number macros.
2315 (frvbf_cut): New function.
2316 * frv-sim.h (GR_REGNUM_MAX): New macro.
2317 (FR_REGNUM_MAX): New macro.
2318 (PC_REGNUM): New macro.
2319 (LR_REGNUM): New macro.
2320 (frvbf_cut): New function.
2321 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2322
23231999-07-15 Stan Shebs <shebs@andros.cygnus.com>
2324
2325 * frv.c (frvbf_fetch_register): Add ability to get LR register,
2326 add default for unhandled registers.
2327 (frvbf_store_register): Add ability to set LR register.
2328
23291999-07-14 Stan Shebs <shebs@andros.cygnus.com>
2330
2331 * frv.c (frvbf_fetch_register, frvbf_store_register): Fill in.
2332 (decode_gdb_dr_regnum): Remove, not used.
2333
23341999-07-13 Michael Meissner <meissner@cygnus.com>
2335
2336 * Makefile.in (SIM_EXTRA_FLAGS): Incorporate @sim_trapdump@.
2337
2338 * configure.in (--enable-sim-trapdump): New switch to make unknown
2339 traps dump the register contents, instead of doing the trap thing.
2340 * configure: Regenerate.
2341
2342 * frv-sim.h (TRAP_BREAKPOINT): Define as 81, so it can be used.
2343 (TRAP_REGDUMP{1,2}): Define to provide register dumping support
2344 temporarily.
2345
2346 * traps.h (toplevel): Include bfd.h, libiberity.h.
2347 (frv_itrap): Add support for --enable-sim-trapdump and traps 2,3
2348 dumping the registers.
2349
2350Thu Jul 8 10:57:39 1999 Dave Brolley <brolley@cygnus.com>
2351
2352 * Makefile.in (SIM_EXTRA_LIBS): Removed. libm no longer needed.
2353
2354Wed Jul 7 17:01:12 1999 Dave Brolley <brolley@cygnus.com>
2355
2356 * cpu.c,cpu.h,decode.c,model.c,sem.c: Rebuild.
2357
2358Tue Jul 6 16:12:18 1999 Dave Brolley <brolley@cygnus.com>
2359
2360 * frv.c (frvbf_square_root_SF): Removed.
2361 (frvbf_square_root_DF): Removed.
2362 (frvbf_h_fr_double_get_handler): Removed.
2363 (frvbf_h_fr_double_set_handler): Removed.
2364 (frvbf_h_fr_int_get_handler): Removed.
2365 (frvbf_h_fr_int_set_handler): Removed.
2366 * frv-sim.h (frvbf_square_root_SF): Removed.
2367 (frvbf_square_root_DF): Removed.
2368 (frvbf_h_fr_double_get_handler): Removed.
2369 (frvbf_h_fr_double_set_handler): Removed.
2370 (frvbf_h_fr_int_get_handler): Removed.
2371 (frvbf_h_fr_int_set_handler): Removed.
2372 * decode.c,decode.h,model.c,sem.c: Rebuild.
2373
23741999-07-05 Doug Evans <devans@casey.cygnus.com>
2375
2376 * Makefile.in (SIM_OBJS): Add cgen-fpu.o, cgen-accfp.o.
2377 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2378 * sim-if.c (sim_open): Initialize fpu.
2379 * frv-sim.h (SETMEMSF,SETMEMDF): Delete.
2380 * frv.c (frvbf_store_multiple_FRint): Replace frvbf_h_fr_int_get
2381 with frvbf_h_fr_get.
2382
2383Wed Jun 30 15:56:56 1999 Dave Brolley <brolley@cygnus.com>
2384
2385 * frv-sim.h (NESR_RANGE): New macro.
2386 (NO_NESR): New macro.
2387 (GET_NESR_VALID): New macro.
2388 (next_ne_index): Removed.
2389 * traps.c (next_available_nesr): New function.
2390 (next_valid_nesr): New function.
2391 (frvbf_check_non_excepting_load): Use next_available_nesr.
2392 (frvbf_check_recovering_store): Use next_available_nesr and
2393 next_valid_nesr.
2394 (clear_nesr_neear): Use next_available_nesr and next_valid_nesr.
2395 (frvbf_check_recovering_store): Only consider one matching register.
2396 * sem.c: Rebuild.
2397
2398Tue Jun 29 16:54:32 1999 Dave Brolley <brolley@cygnus.com>
2399
2400 * frv.c (frvbf_square_root_SF): New function.
2401 (frvbf_square_root_DF): New function.
2402 (frvbf_h_fr_double_get_handler): New function.
2403 (frvbf_h_fr_double_set_handler): New function.
2404 * frv-sim.h (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 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c: Rebuild.
2409
24101999-06-28 Dave Brolley <brolley@cygnus.com>
2411
2412 * decode.c,decode.h,model.c,sem.c: Regenerate.
2413
2414Thu Jun 24 17:26:32 1999 Dave Brolley <brolley@cygnus.com>
2415
2416 * Makefile.in (SIM_EXTRA_LIBS): Add -lm.
2417 * frv-sim.h (frvbf_h_fr_int_get_handler): New function.
2418 (frvbf_h_fr_int_set_handler): New function.
2419 (frvbf_store_multiple_FRint): New function.
2420 (frvbf_square_root_SF): New function.
2421 * frv.c (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 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2426
24271999-06-23 Doug Evans <devans@casey.cygnus.com>
2428
2429 * Makefile.in (stamp-mloop): Delete -fast -pbb -switch args
2430 to genmloop.sh. Pass -scache instead.
2431 (mloop.o): Delete sem-switch.c dependency.
2432 (sem-switch.c): Delete rule.
2433 (stamp-cpu): Don't build sem-switch.c.
2434 * sem-switch.c: Delete.
2435 * mloop.in (xfull-exec-*): Fix call to execute.
2436 * tconfig.in (WITH_SCACHE_PBB): Define as 0.
2437
2438 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2439
2440Tue Jun 22 16:23:57 1999 Dave Brolley <brolley@cygnus.com>
2441
2442 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2443
2444Mon Jun 21 17:34:10 1999 Dave Brolley <brolley@cygnus.com>
2445
2446 * mloop.in (execute): Force gr0 to zero before each insn.
2447 * cpu.h,cpu.c,decode.c,sem.c,sem-switch.c: Regenerate.
2448
24491999-06-18 Doug Evans <devans@casey.cygnus.com>
2450
2451 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2452
2453Fri Jun 18 17:49:23 1999 Dave Brolley <brolley@cygnus.com>
2454
2455 * frv.c (frvbf_h_gr_get_handler): New function.
2456 (frvbf_h_gr_set_handler): New function:
2457 (frvbf_store-multiple_GR): New function:
2458 (frvbf_store-multiple_FR): New function:
2459 (frvbf_store-multiple_CPR): New function:
2460 * frv-sim.h (frvbf_h_gr_get_handler): New function.
2461 (frvbf_h_gr_set_handler): New function:
2462 (frvbf_store-multiple_GR): New function:
2463 (frvbf_store-multiple_FR): New function:
2464 (frvbf_store-multiple_CPR): New function:
2465 * traps.c (frv_itrap): Implement proper syscalls interface.
2466 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2467
2468Fri Jun 18 14:36:23 1999 Dave Brolley <brolley@cygnus.com>
2469
2470 * traps.c (frvbf_check_non_excepting_divide): New function.
2471 (frvbf_check_recovering_store): New function.
2472 (clear_nesr_neear): New function.
2473 (clear_ne_flags): New function.
2474 (frvbf_commit): New function.
2475
2476 * frv-sim.h (frvbf_check_non_excepting_divide): New function.
2477 (frvbf_check_recovering_store): New function.
2478 (clear_nesr_neear): New function.
2479 (clear_ne_flags): New function.
2480 (frvbf_commit): New function.
2481 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2482
24831999-06-16 Dave Brolley <brolley@cygnus.com>
2484
2485 * frv.c (frvbf_h_spr_get_handler): Handle SPR_NECR.
2486 (frvbf_h_spr_set_handler): Handle SPR_NECR.
2487 * traps.c (next_ne_index): New variable.
2488 (frvbf_check_non_excepting_load): New function.
2489 * frv-sim.h (NECR_ELOS): New macro.
2490 (NECR_NEN): New macro.
2491 (NECR_VALID): New macro.
2492 (SET_NESR_VALID): New macro.
2493 (SET_NESR_EAV): New macro.
2494 (SET_NESR_FR): New macro.
2495 (CLEAR_NESR_FR): New macro.
2496 (SET_NESR_DRN): New macro.
2497 (SET_NESR_SIZE): New macro.
2498 (SET_NESR_NEAN): New macro.
2499 (SET_NEEAR): New macro.
2500 (GET_NE_FLAG): New macro.
2501 (SET_NE_FLAG): New macro.
2502 (CLEAR_NE_FLAG): New macro.
2503 (frvbf_check_non_excepting_load): New function:
2504 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2505
2506Wed Jun 9 18:12:49 1999 Dave Brolley <brolley@cygnus.com>
2507
2508 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2509
2510Tue Jun 8 18:13:51 1999 Dave Brolley <brolley@cygnus.com>
2511
2512 * frv.c (cr_logic): Correct andcr, nandcr, andncr and nandncr.
2513 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2514
2515Mon Jun 7 17:09:15 1999 Dave Brolley <brolley@cygnus.com>
2516
2517 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2518
25191999-06-07 Dave Brolley <brolley@cygnus.com>
2520
2521 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2522
2523Thu Jun 3 17:33:31 1999 Dave Brolley <brolley@cygnus.com>
2524
2525 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2526
2527Wed Jun 2 17:50:21 1999 Dave Brolley <brolley@cygnus.com>
2528
2529 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2530
2531Tue Jun 1 17:58:53 1999 Dave Brolley <brolley@cygnus.com>
2532
2533 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2534
2535Mon May 31 17:57:25 1999 Dave Brolley <brolley@cygnus.com>
2536
2537 * traps.c (frv_software_interrupt): Pass current_cpu to
2538 frvbf_h_psr_esr_get.
2539 (frv_software_interrupt): Calculate the new PC based on TBR.
2540 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2541
25421999-05-31 Dave Brolley <brolley@cygnus.com>
2543
2544 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2545
2546Thu May 27 17:42:00 1999 Dave Brolley <brolley@cygnus.com>
2547
2548 * frv-sim.h (frvbf_h_cccr_get_handler): New function.
2549 (frvbf_h_cccr_set_handler): New function.
2550 (frvbf_scan_result): New function.
2551 (frvbf_cr_logic): New function.
2552 * frv.c (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 (cr_ops,cr_result,cr_logic): New table.
2557 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2558
25591999-05-25 Dave Brolley <brolley@cygnus.com>
2560
2561 * frv.c (frvbf_h_spr_get_handler): Add support for TBR and PSR.
2562 (frvbf_h_spr_set_handler): Add support for TBR and PSR.
2563 (frv_psr_get_handler): New function.
2564 (frv_psr_set_handler): New function.
2565 (frv_tbr_get_handler): New function.
2566 (frv_tbr_set_handler): New function.
2567 (frvbf_h_ccr_get_handler): Add support for fCC.
2568 (frvbf_h_ccr_set_handler): Add support for fCC.
2569 * frv-sim.h (frv_psr_get_handler): New function.
2570 (frv_psr_set_handler): New function.
2571 (frv_tbr_get_handler): New function.
2572 (frv_tbr_set_handler): New function.
2573 * traps.c (frv_software_interrupt): Implement.
2574 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2575
2576Thu May 20 16:39:27 1999 Dave Brolley <brolley@cygnus.com>
2577
2578 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2579
25801999-05-18 Dave Brolley <brolley@cygnus.com>
2581
2582 * frv.c: (frvbf_set_icc_for_shift_left): New function.
2583 (frvbf_set_icc_for_shift_right): New function.
2584 * frv-sim.h (frvbf_set_icc_for_shift_left): New function.
2585 (frvbf_set_icc_for_shift_right): New function.
2586 (SETMEMSF): New Macro.
2587 (SETMEMDF): New Macro.
2588 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2589
2590Thu May 13 17:14:49 1999 Dave Brolley <brolley@cygnus.com>
2591
2592 * frv.c (frvbf_h_ccr_get_handler): New function.
2593 (frvbf_h_ccr_set_handler): New function.
2594 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2595
2596Tue May 11 16:13:15 1999 Dave Brolley <brolley@cygnus.com>
2597
2598 * frv-sim.h (frvbf_h_spr_get_handler,frvbf_h_spr_set_handler,
2599 frvbf_h_isr_get_handler, frvbf_h_isr_set_handler): New functions.
2600 * frv.c: Likewise.
2601 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2602
26031999-05-10 Dave Brolley <brolley@cygnus.com>
2604
2605 * cpu.h,cpu.c,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2606
2607Thu May 6 16:48:21 1999 Dave Brolley <brolley@cygnus.com>
2608
2609 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2610 * frv-sim.h (TRAP_SYSCALL): Define as 0x80.
2611
2612Wed May 5 11:52:24 1999 Dave Brolley <brolley@cygnus.com>
2613
2614 * traps.c (frv_software_interrupt): New function.
2615 (frv_itrap): New function.
2616 * frv-sim.h (TRAP_SYSCALL): define as 0.
2617 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2618
2619Mon May 3 13:49:21 1999 Dave Brolley <brolley@cygnus.com>
2620
2621 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2622
2623Thu Apr 29 17:37:06 1999 Dave Brolley <brolley@cygnus.com>
2624
2625 * Directory created.
A mirror of the official binutils-gdb repository