]> git.ipfire.org Git - thirdparty/binutils-gdb.git/blame - sim/frv/ChangeLog
projects / thirdparty / binutils-gdb.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
Fix the documentation of valprint.c:value_print.
[thirdparty/binutils-gdb.git] / sim / frv / ChangeLog
CommitLineData
0f51e9bf
DE		 12010-01-02 Doug Evans <dje@sebabeach.org>
2
3 * arch.c, * arch.h, * cpu.c, * cpu.h, * cpuall.h, * decode.c,
4 * decode.h, * model.c, * sem.c: Regenerate, update copyright year.
5
197fa1aa
DE		 62009-11-22 Doug Evans <dje@sebabeach.org>
7
8 * cpu.h: Regenerate.
9 * cpuall.h: Regenerate.
10 * decode.c: Regenerate.
11 * decode.h: Regenerate.
12
b29791a8
DE		 132009-11-03 Doug Evans <dje@sebabeach.org>
14
15 * arch.c: Regenerate.
16 * arch.h: Regenerate.
17 * cpu.c: Regenerate.
18 * cpu.h: Regenerate.
19 * cpuall.h: Regenerate.
20 * decode.c: Regenerate.
21 * decode.h: Regenerate.
22 * model.c: Regenerate.
23 * sem.c: Regenerate.
24
d6416cdc
RW		 252009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26
81ecdfbb
RW		 27 * config.in: Regenerate.
28 * configure: Likewise.
29
d6416cdc
RW		 30 * configure: Regenerate.
31
7b1a2840
HPN		 322009-01-07 Hans-Peter Nilsson <hp@axis.com>
33
34 * sem.c: Regenerate.
35
bce3bbcb
HPN		 362008-12-23 Hans-Peter Nilsson <hp@axis.com>
37
38 * arch.c, arch.h, cpu.c, cpu.h, cpuall.h, decode.c, decode.h,
39 model.c, sem.c: Regenerate.
40
b5bd9624
HPN		 412008-07-11 Hans-Peter Nilsson <hp@axis.com>
42
43 * configure: Regenerate to track ../common/common.m4 changes.
44 * config.in: Ditto.
45
6efef468
JM		 462008-06-06 Vladimir Prus <vladimir@codesourcery.com>
47 Daniel Jacobowitz <dan@codesourcery.com>
48 Joseph Myers <joseph@codesourcery.com>
49
50 * configure: Regenerate.
51
b1bfc053
HPN		 522006-12-21 Hans-Peter Nilsson <hp@axis.com>
53
54 * config.in: Regenerate.
55
e85e3205
RE		 562006-06-13 Richard Earnshaw <rearnsha@arm.com>
57
58 * configure: Regenerated.
59
2f0122dc
DJ		 602006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
61
62 * configure: Regenerated.
63
20e95c23
DJ		 642006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
65
66 * configure: Regenerated.
67
79e59fe6
DB		 682005-10-28 Dave Brolley <brolley@redhat.com>
69
70 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
71
72 Contribute the following changes:
73 2003-09-29 Dave Brolley <brolley@redhat.com>
74
75 * frv-sim.h: Use CGEN_ATTR_VALUE_ENUM_TYPE in place of
76 CGEN_ATTR_VALUE_TYPE.
77 * mloop.in: Ditto.
78 * pipeline.c: Ditto.
79 * traps.c: Ditto.
80
2b193c4a
MK		 812005-03-23 Mark Kettenis <kettenis@gnu.org>
82
83 * configure: Regenerate.
84
35695fd6
AC		 852005-01-14 Andrew Cagney <cagney@gnu.org>
86
87 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
88 explicit call to AC_CONFIG_HEADER.
89 * configure: Regenerate.
90
f0569246
AC		 912005-01-12 Andrew Cagney <cagney@gnu.org>
92
93 * configure.ac: Update to use ../common/common.m4.
94 * configure: Re-generate.
95
38f48d72
AC		 962005-01-11 Andrew Cagney <cagney@localhost.localdomain>
97
98 * configure: Regenerated to track ../common/aclocal.m4 changes.
99
b7026657
AC		 1002005-01-07 Andrew Cagney <cagney@gnu.org>
101
102 * configure.ac: Rename configure.in, require autoconf 2.59.
103 * configure: Re-generate.
104
379832de
HPN		 1052004-12-08 Hans-Peter Nilsson <hp@axis.com>
106
107 * configure: Regenerate for ../common/aclocal.m4 update.
108
45aa12b4
RS		 1092004-08-27 Richard Sandiford <rsandifo@redhat.com>
110
111 * cpu.[ch], arch.[ch], decode.[ch]: Regenerated.
112 * cpuall.h, model.c, sem.c: Regenerated.
113
676a64f4
RS		 1142004-03-01 Richard Sandiford <rsandifo@redhat.com>
115
116 * Makefile.in (SIM_OBJS): Add profile-fr450.o.
117 (profile-fr450.o): New dependency.
118 (stamp-cpu): Add fr450 to the list of machs.
119 * sim-frv.h (SPR_IS_ACC): New macro.
120 (H_SPR_ACC4, H_SPR_ACC63, H_SPR_ACCG4, H_SPR_ACCG63): Delete.
121 * cache.c (frv_cache_init, non_cache_access): Handle bfd_mach_fr450.
122 * frv.c (check_register_alignment, check_fr_register_alignment)
123 (check_memory_alignment, do_media_average): Likewise.
124 (frvbf_clear_accumulators): Likewise. Use a mask of valid registers
125 rather than a consecutive range.
126 * interrupts.c (frv_queue_illegal_instruction_interrupt)
127 (frv_queue_non_implemented_instruction_interrupt): Handle
128 bfd_mach_fr450.
129 * memory.c (check_data_read_address, check_readwrite_address)
130 (check_insn_read_address, check_write_address): Likewise.
131 * mloop.in (@cpu@_simulate_insn_prefetch): Likewise.
132 * profile.c (reset_gr_flags, reset_fr_flags, reset_acc_flags)
133 (frvbf_model_insn_before, frvbf_model_insn_after): Likewise.
134 * profile-fr450.c: New file.
135 * registers.c (fr450_spr): New array.
136 (frv_register_control_init): Check its size. Use it for fr450.
137 (frv_check_register_access): Handle bfd_mach_fr450.
138 (frv_check_spr_read_access): Likewise. Generalize accumulator check.
139 * traps.c (frv_core_signal, frvbf_media_cr_not_aligned): Likewise.
140 (frvbf_media_acc_not_aligned): Likewise.
141 (frvbf_media_register_not_aligned): Likewise.
142 * arch.c: Regenerate.
143 * arch.h: Regenerate.
144 * cpu.h: Regenerate.
145 * cpuall.h: Regenerate.
146 * decode.h: Regenerate.
147 * model.c: Regenerate.
148
c7a48b9a
RS		 1492004-03-01 Richard Sandiford <rsandifo@redhat.com>
150
151 * cache.c (frv_cache_init): Change fr400 cache statistics to match
152 the fr405.
153 (non_cache_access): Add missing breaks.
154 * interrupts.c (set_exception_status_registers): Always set EAR15
155 for data_access_errors.
156 * memory.c (fr400_check_write_address): Remove redundant alignment
157 check.
158 * model.c: Regenerate.
159
8b73069f
RS		 1602004-03-01 Richard Sandiford <rsandifo@redhat.com>
161
162 * frv.c (frvbf_iacc_cut): Rework, taking rounding into account.
163
8ae0baa2
RS		 1642004-03-01 Richard Sandiford <rsandifo@redhat.com>
165
166 * decode.c, decode.h, model.c, sem.c: Regenerate.
167
d74c4203
KB		 1682003-11-24 Kevin Buettner <kevinb@redhat.com>
169
170 * frv-sim.h (GR_REGNUM_MAX, FR_REGNUM_MAX, PC_REGNUM, SPR_REGNUM_MIN)
171 (SPR_REGNUM_MAX): Delete.
172 * frv.c (gdb/sim-frv.h): Include.
173 (frvbf_fetch_register, frvbf_store_register): Use register number
174 constants from gdb/sim-frv.h. Check availability of general
175 purpose and float registers.
176
0b01870b
DB		 1772003-11-03 Dave Brolley <brolley@redhat.com>
178
179 * cache.c (address_interference): Check for higher priority requests
180 in the same pipeline.
181
9a29f3ca
DB		 1822003-10-31 Dave Brolley <brolley@redhat.com>
183
162cec1b 184 * frv-sim.h (LR_REGNUM): Removed.
073926e5 185 (SPR_REGNUM_MIN,SPR_REGNUM_MAX): New macros.
9a29f3ca 186 * frv.c (frvbf_fetch_register): Fetch SPR registers based on
073926e5 187 SPR_REGNUM_MIN and SPR_REGNUM_MAX. Check whether SPRs are implemented.
9a29f3ca
DB		 188 Return 0 for an unimplemented register. Return the length of the data
189 for an implemented register.
190 (frvbf_store_register): Ditto.
191
fc0a2244
AC		 1922003-10-30 Andrew Cagney <cagney@redhat.com>
193
194 * traps.c: Replace "struct symbol_cache_entry" with "struct
195 bfd_symbol".
196
29a79ca0
DB		 1972003-10-10 Dave Brolley <brolley@redhat.com>
198
199 * cpu.h, sem.c: Regenerate.
200
e930b1f5
DB		 2012003-10-06 Dave Brolley <brolley@redhat.com>
202
203 * profile-fr550.[ch]: New files.
204 * configure.in: Move frv handling to alphabetically correct placement.
205 * Makefile.in: Add fr550 support.
206 * frv-sim.h,frv.c,interrups.c,memory.c,mloop.in,pipeline.c,
207 profile.[ch],registers.c,traps.c: Add fr550 support.
208 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
209 Regenerate.
210
22f367a7
DB		 2112003-09-25 Dave Brolley <brolley@redhat.com>
212
213 * reset.c (frv_initialize): Call frv_register_control_init first.
214
1c453cd6
DB		 2152003-09-24 Dave Brolley <brolley@redhat.com>
216
217 * profile.h (update_FR_ptime): New prototype.
218 (update_FRdouble_ptime): Ditto.
219 (update_SPR_ptime): Ditto.
220 (increase_ACC_busy): Ditto.
221 (enforce_full_acc_latency): Ditto.
222 (post_wait_for_SPR): Ditto.
223 * profile.c (update_FR_ptime): Moved here from profile-fr500.c.
224 (update_FRdouble_ptime): Ditto.
225 (update_SPR_ptime): New function.
226 (increase_ACC_busy): Ditto.
227 (enforce_full_acc_latency): Ditto.
228 (vliw_wait_for_fdiv_resource): Correct resource name.
229 (vliw_wait_for_fsqrt_resource): Ditto.
230 (post_wait_for_SPR): New function.
231 * profile-fr500.c (frvbf_model_fr500_u_commit): New function.
232 (frvbf_model_fr500_u_gr2fr): Pass out_FRk as output register to
233 adjust_float_register_busy.
234 (frvbf_model_fr500_u_gr_load): Record latency of SPR registers.
235 (frvbf_model_fr500_u_fr_load): Wait for and record latency of SPR
236 registers.
237 (frvbf_model_fr500_u_float_arith): Ditto.
238 (frvbf_model_fr500_u_float_dual_arith): Ditto.
239 (frvbf_model_fr500_u_float_div): Ditto.
240 (frvbf_model_fr500_u_float_sqrt): Ditto.
241 (frvbf_model_fr500_u_float_convert): Ditto.
242 (update_FR_ptime): Moved to profile.c
243 (update_FRdouble_ptime): Moved to profile.c
244 * profile-fr400.c (update_FR_ptime): Removed. Identical to functions
245 for other machines.
246 (update_FRdouble_ptime): Ditto.
247 * arch.h,cpu.h,sem.c,decode.[ch],model.c,sem.c: Regenerated.
248
153431d6
DB		 2492003-09-12 Dave Brolley <brolley@redhat.com>
250
251 * registers.c (frv_check_spr_read_access): Check for access to
252 ACC4-ACC63 and ACCG4-ACCG63.
253 * profile.h (frv-desc.h): #include it.
254 (spr_busy): New member of FRV_PROFILE_STATE.
255 (spr_latency): Ditto.
256 (GNER_FOR_GR): New macro.
257 (FNER_FOR_FR): New maccro.
258 (update_SPR_latency): New function.
259 (vliw_wait_for_SPR): New function.
93938d47 260 * profile.c (update_latencies): Update SPR latencies.
153431d6
DB		 261 (update_target_latencies): Ditto.
262 (update_SPR_latency): New function.
263 (vliw_wait_for_SPR): New function.
264 * profile-fr500.c (frvbf_model_fr500_u_idiv): Record GNER latency.
265 (frvbf_model_fr500_u_trap): Removed unused variable, ps.
266 (frvbf_model_fr500_u_check): Ditto.
267 (frvbf_model_fr500_u_clrgr): New unit modeller for fr500.
268 (frvbf_model_fr500_u_clrfr): Ditto.
269 (frvbf_model_fr500_u_spr2gr): Wait for SPR.
270 (frvbf_model_fr500_u_gr2spr): Ditto.
271 * frv-sim.h (H_SPR_ACC4): New macro.
272 (H_SPR_ACCG4): New macro;
273 (H_SPR_ACC0): Removed.
274 (H_SPR_ACCG0): Removed.
275 * arch.h,model.c,sem[ch],decode.[ch]: Regenerated.
276
ba9c4053
DB		 2772003-09-10 Dave Brolley <brolley@redhat.com>
278
279 * profile.c (slot_names): FM1 was listed twice. Changed first
280 instance to FM0. Added IALL, FMALL and FMLOW.
281 (print_parallel): Don't examine slots with no insns.
282
f9e18f5a
DB		 2832003-09-09 Dave Brolley <brolley@redhat.com>
284
285 * frv.c (do_media_average): Select machine using a switch.
286
d89a78b6
DB		 2872003-09-08 Dave Brolley <brolley@redhat.com>
288
289 On behalf of Doug Evans <dje@sebabeach.org>
290 * Makefile.in (stamp-arch,stamp-cpu): Pass archfile to cgen.
291 Remove copying of .cpu file to cgen/cpu, no longer needed.
292
d03ea14f
DB		 2932003-09-03 Dave Brolley <brolley@redhat.com>
294
295 * cpu.h, model.c, sem.c, decode.h, decode.c: Regenerated.
296
e8d2f504
DB		 2972003-08-29 Dave Brolley <brolley@redhat.com>
298
299 * Makefile.in (stamp-arch): Copy frv.cpu from $(srcdir)../../cpu
300 temporarily when regenerating files.
301 (stamp-cpu): Ditto.
302
b34f6357
DB		 3032003-08-20 Micheal Snyder <msnyder@redhat.com>
304
305 * All generated files: Regenerate.
306
3072001-10-11 Dave Brolley <brolley@redhat.com>
308
309 * cpu.h,decode.c,decode.h,sem.c: Regenerate.
310
3112001-10-09 Dave Brolley <brolley@redhat.com>
312
313 * traps.c (frv_rett): Halt if PSR.S and PSR.ET are both set or both
314 not set.
315 * reset.c (frv_hardware_reset): Invalidate both caches.
316 * registers.c: Update init, reset and read-only masks for all registers
317 on all machines.
318 * profile.h (cur_gr_complex): New field of FRV_PROFILE_STATE
319 (prev_gr_complex): New field of FRV_PROFILE_STATE
320 (set_use_is_gr_complex): New function.
321 (set_use_not_gr_complex): New function.
322 (use_is_gr_complex): New function.
323 (decrease_GR_busy): New function.
324 * profile.c (reset_gr_flags): New function.
325 (reset_cc_flags): New function.
326 (set_use_is_gr_complex): New function.
327 (set_use_not_gr_complex): New function.
328 (use_is_gr_complex): New function.
329 (update_latencies): Reset gr and cc flags when latency reaches 0.
330 (decrease_GR_busy): New function.
331 * profile-fr400.h (fr500_reset_acc_flags): Removed.
332 (fr500_reset_cc_flags): New function.
333 * profile-fr500.c (frvbf_model_fr400_u_*): Reflect latencies from fr500
334 LSI version 1.41.
335 * profile-fr400.h (fr400_reset_gr_flags): New function.
336 (fr400_reset_fr_flags): New function.
337 (fr400_reset_acc_flags): New function.
338 * profile-fr400.c (set_use_not_media_p4): New function.
339 (set_use_not_media_p6): New function.
340 (set_acc_use_not_media_p2): New function.
341 (set_acc_use_not_media_p4): New function.
342 (fr400_reset_gr_flags): New function.
343 (fr400_reset_fr_flags): New function.
344 (fr400_reset_acc_flags): New function.
345 (frvbf_model_fr400_u_*): Reflect latencies from fr400 LSI version 1.1.
346 (frvbf_model_fr400_u_media_hilo): New function.
347 * pipeline.c (frv_vliw_setup_insn): Don't clear MSR0.MTT.
348 * memory.c (fr400_check_data_read_address): Check address range only
349 for double word loads. Don't check alignment here.
350 (fr400_check_readwrite_address): New function.
351 (fr500_check_readwrite_address): New function.
352 (check_readwrite_address): New function.
353 (fr500_check_insn_read_address): Correct address ranges.
354 (frvbf_read_mem_*): Check address range here.
355 (frv_address_forbidden): Removed.
356 (fr400_check_write_address): New function.
357 (check_write_address): New function.
358 (frvbf_write_mem_*): Don't check address range here.
359 (frvbf_mem_set_*): Check address range here.
360 * interrupts.c (frv_queue_data_access_error_interrupt): Now takes an
361 address as second argument.
362 (frv_queue_data_access_exception_interrupt): New function.
363 (frv_queue_illegal_instruction_interrupt): Generate fp_exception for
364 media insns on fr400.
365 (frv_queue_non_implemented_instruction_interrupt): Generate mp_exception
366 for media insns on fr400.
367 (frv_detect_insn_access_interrupts): Don't check for illegal addresses
368 of insns here. Check for MTRAP insn if PSR.EM is not set.
369 (frv_set_mp_exception_registers): Only set MSR0.MTT if it is not already
370 set.
371 (set_exception_status_registers): Do not always set EPCR. Set EAR for
372 data_acess_error only if not fr400.
373 * frv.c (do_media_average): New function.
374 (frvbf_media_average): New function.
375 (frvbf_insn_cache_invalidate): Check for illegal invocation.
376 (frvbf_data_cache_invalidate): Ditto.
377 (frvbf_data_cache_flush): Ditto.
378 * frv-sim.h (GET_FSR_QNE): New macro.
379 (frv_msr_mtt): Remove MTT_SEQUENCE_ERROR.
380 (GET_MSR_SRDAV): New macro.
381 (GET_MSR_RDAV): New macro.
382 (GET_MSR_RD): New macro.
383 (frv_queue_data_access_error_interrupt): Now takes an address as second
384 argument.
385 (frv_address_forbidden): Removed.
386 * cache.c (non_cache_access): Correct address ranges. Now takes cache
387 as first argument.
388 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
389
3902001-08-20 Dave Brolley <brolley@redhat.com>
391
392 * sim-main.h (_sim_cpu): New field 'elf_flags'.
393 * sim-if.c (sim_open): Extract the elf_flags from the input file and
394 save them with each cpu.
395 * mloop.in (main loop): Pass elf flags to frv_vliw_reset. Set
396 last_insn_p before executing the insn.
397 * cache.c (frv_cache_invalidate): Flush scache if this is the cpu's
398 insn cache.
399 (frv_cache_invalidate_all): Ditto.
400
4012001-08-20 Richard Sandiford <rsandifo@redhat.com>
402
403 * traps.c (syscall_read_mem): Flush the data cache before reading.
404 (syscall_write_mem): Flush the data cache before writing.
405 Invalidate both caches.
406
4072001-07-05 Ben Elliston <bje@redhat.com>
408
409 * Makefile.in (stamp-arch): Use $(CGEN_CPU_DIR).
410 (stamp-cpu): Likewise.
411
4122001-05-23 Dave Brolley <brolley@redhat.com>
413
414 * profile-fr400.c (acc_use_is_media_p2): New function.
415 (frvbf_model_fr400_u_media_2): Account for latency of output
416 accumulators.
417 (frvbf_model_fr400_u_media_2_quad): Ditto.
418 (frvbf_model_fr400_u_media_2_acc): New function.
419 (frvbf_model_fr400_u_media_2_acc_dual): New function.
420 (frvbf_model_fr400_u_media_2_add_sub): New function.
421 (frvbf_model_fr400_u_media_2_add_sub_dual): New function.
422 (frvbf_model_fr400_u_media_3_dual): New function.
423 (frvbf_model_fr400_u_media_4_acc_dual): New function.
424 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
425
4262001-05-15 Dave Brolley <brolley@redhat.com>
427
428 * registers.c (fr400_spr): Enable write access to HSR0.CBM.
429 * profile.h (FRV_PROFILE_STATE): New field 'all_cache_entries'.
430 * profile.c (CACHE_QUEUE_ELEMENT): New 'all' field.
431 (request_cache_flush): Save 'all' argument.
432 (request_cache_invalidate): Save all_cache_entries from profile state
433 to 'all' field of the request.
434 (submit_cache_request): Pass the 'all' field of the request to
435 frv_cache_request_invalidate.
436 * frv.c (frv_insn_cache_invalidate): Add new 'all' parameter. Perform
437 operation even if HSR0.ICE is not set.
438 (frv_data_cache_invalidate): Add new 'all' parameter. Perform
439 operation even if HSR0.DCE is not set.
440 (frv_data_cache_flush): Ditto.
441 * frv-sim.h (frv_insn_cache_invalidate): Add new 'all' parameter.
442 (frv_data_cache_invalidate): Add new 'all' parameter.
443 (frv_data_cache_flush): Add new 'all' parameter.
444 * cache.h (FRV_CACHE_INVALIDATE_REQUEST): Add new 'all' field.
445 (frv_cache_request_invalidate): Add new 'all' parameter.
446 * cache.c (frv_cache_request_invalidate): Add new 'all' parameter. Save
447 its value in the invalidate request.
448 (address_interference): Accept the value '-1' for the address argument
449 to mean 'any address'.
450 (handle_req_invalidate): Handle request to invalidate all cache lines.
451 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
452
4532001-05-14 Dave Brolley <brolley@redhat.com>
454
455 * profile.h (past_first_p): New field of profiling state.
456 (branch_penalty): Ditto.
457 (branch_hint): Ditto.
458 (update_branch_penalty): New function.
459 * profile.c (frvbf_model_insn_after): Reset past_first_p and
460 branch_address fields of the profiling state.
461 (frvbf_model_branch): New function.
462 (update_branch_penalty): New function.
463 * profile-fr500.c (frvbf_model_fr500_u_branch): Remove ICCi_3 and
464 FCCi_3 inputs.
465 (frvbf_model_fr500_u_trap): New function.
466 (frvbf_model_fr500_u_check): New function.
467 (frvbf_model_fr500_u_media_dual_htob): post-processing latency is 3
468 cycles.
469 * profile-fr400.c (frvbf_model_fr400_u_branch): Set branch penalties
470 as documented in the fr400 LSI. Remove ICCi_3 and FCCi_3 inputs.
471 (frvbf_model_fr400_u_media_dual_expand): Check resource usage as
472 documented in teh fr400 LSI.
473 (frvbf_model_fr400_u_media_dual_htob): Ditto.
474 (frvbf_model_fr400_u_media_dual_unpack): Removed.
475 (frvbf_model_fr500_u_trap): New function.
476 (frvbf_model_fr500_u_check): New function.
477 * mloop.in (simulate_dual_insn_prefetch): New function.
478 (@cpu@_simulate_insn_prefetch): Call simulate_dual_insn_prefetch with
479 arguments for each machine type.
480 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
481
4822001-05-09 Dave Brolley <brolley@redhat.com>
483
484 * Makefile.in (profile.o): Add profile-fr400.h as a dependency.
485 (profile-fr400.o): New target.
486 * profile.c: New file.
487 * profile.h: New file.
488 * profile-fr400.c: New file.
489 * profile-fr400.h: New file.
490 * profile-fr500.c: New file.
491 * profile-fr500.h: New file.
492 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
493
4942001-05-02 Dave Brolley <brolley@redhat.com>
495
496 * sim-main.h (profile.h): #include it.
497 (CPU_PROFILE_STATE): New macro.
498 (profile_state): New frv specific cpu field.
499 * reset.c (frv_initialize): insn_fetch_address and branch_address now
500 part of global profiling state.
501 * Makefile.in (SIM_OBJS): Add profile.o and profile-fr500.o.
502 (SIM_EXTRA_DEPS): Add profile.h.
503 (registers.o): Correct name of source file.
504 (profile.o): New target.
505 (profile-fr500.o): New target.
506 * frv-sim.h: Move profile related data structures to profile.h.
507 * frv.c: Move fr500 specific functions to profile-fr500.c.
508 * cpu.h: Regenerated.
509
5102001-04-27 Dave Brolley <brolley@redhat.com>
511
512 * sim-main.h (CPU_PIPELINE): Renamed to CPU_VLIW.
513 * interrupts.c: Rename FRV_PIPELINE to FRV_VLIW.
514 Rename pipeline to vliw. Rename CPU_PIPELINE to CPU_VLIW.
515 Rename PIPE_* to UNIT_*.
516 (frv_queue_illegal_instruction_interrupt): Use
517 frv_is_float_insn and frv_is_media_insn.
518 (frv_queue_non_implemented_instruction_interrupt): Ditto.
519 (frv_detect_insn_access_interrupts): Ditto.
520 * frv.c: Rename FRV_PIPELINE to FRV_VLIW. Rename pipeline to vliw.
521 Rename CPU_PIPELINE to CPU_VLIW. Rename PIPE_* to UNIT_*.
522 * memory.c: Ditto.
523 * pipeline.c: Ditto.
524 * mloop.in: Ditto.
525 * frv-sim.h (frv_pipeline_setup_insn): Renamed to frv_vliw_setup_insn.
526 * cache.c: Rename PIPE_* to UNIT_*.
527
5282001-04-24 Dave Brolley <brolley@redhat.com>
529
530 * frv.c (frvbf_load_quad_GR): Delete have_data and hsr0.
531 (frvbf_load_quad_FRint): Ditto.
532 (frvbf_load_quad_CPR): Ditto.
533 * cache.c (frv_cache_init): Initialize cache for fr400 vs other
534 machines.
535 (bfd.h): #include it.
536 (non_cache_access): Update for revised fr500 and for fr400.
537 * registers.c (frv_spr): Don't reset PSR.PS.
538 (fr500_spr): Ditto.
539 (frv_reset_spr): Set PSR.PS to the former value of PSR.S.
540
5412001-04-23 Dave Brolley <brolley@redhat.com>
542
543 * traps.c (frv_core_signal): On fr400, generate data_access_error.
544 (frvbf_media_cr_not_aligned): On fr400, generate illegal_instruction.
545 (frvbf_media_acc_not_aligned): Ditto.
546 (frvbf_media_register_not_aligned): Ditto.
547 (frvbf_division_exception): Use GET_ISR_EDE.
548 * registers.c (frv_check_spr_read_access): New function.
549 (frv_check_spr_write_access): New function.
550 (frv_check_spr_access): Deleted.
551 (frv_check_register_access): On fr400, generate illegal_instruction.
552 * memory.c (fr400_check_data_read_address): New function.
553 (fr500_check_data_read_address): Ditto.
554 (check_data_read_address): Ditto.
555 (fr400_check_insn_read_address): Ditto.
556 (fr500_check_insn_read_address): Ditto.
557 (check_insn_read_address): Ditto.
558 (frvbf_read_mem_QI): Call check_data_read_access.
559 (frvbf_read_mem_UQI): Ditto.
560 (frvbf_read_mem_HI): Ditto.
561 (frvbf_read_mem_UHI): Ditto.
562 (frvbf_read_mem_SI): Ditto.
563 (frvbf_read_mem_DI): Ditto.
564 (frvbf_read_mem_DF): Ditto.
565 (frvbf_read_imem_USI): Call check_insn_read_access.
566 (frv_address_forbidden): Now takes cpu as first argument. Check based
567 on machine type.
568 (fr400_mem_address_unaligned): New function.
569 (fr500_mem_address_unaligned): Ditto.
570 (check_write_address): Ditto.
571 (frvbf_mem_set_QI): Call check_write_address.
572 (frvbf_mem_set_HI): Ditto.
573 (frvbf_mem_set_SI): Ditto.
574 (frvbf_mem_set_DI): Ditto.
575 (frvbf_mem_set_DF): Ditto.
576 (frvbf_mem_set_XI): Ditto.
577 * interrupts.c (bfd.h): #include it.
578 (frv_queue_data_access_error_interrupt): New function.
579 (frv_queue_instruction_access_error_interrupt): New function.
580 (frv_queue_instruction_access_exception_interrupt): New function.
581 (frv_queue_illegal_instruction_interrupt): No fp_exception on fr400.
582 (frv_queue_non_implemented_instruction_interrupt): Ditto.
583 (frv_detect_insn_access_interrupts): Reorder tests to match priority
584 from the LSI manual.
585 (set_isr_exception_fields): Accumulate dtt bits.
586 * frv.c (check_register_alignment): New function.
587 (check_fr_register_alignment): New function.
588 (check_memory_alignment): New function.
589 (frvbf_h_gr_double_get_handler): Call check_register_alignment.
590 (frvbf_h_gr_double_set_handler): Ditto.
591 (frvbf_h_cpr_double_get_handler): Ditto.
592 (frvbf_h_cpr_double_set_handler): Ditto.
593 (frvbf_h_gr_quad_set_handler): Ditto.
594 (frvbf_h_cpr_quad_set_handler): Ditto.
595 (frvbf_h_fr_double_get_handler): Call check_fr_register_alignment.
596 (frvbf_h_fr_double_set_handler): Ditto.
597 (frvbf_h_fr_quad_set_handler): Ditto.
598 (frvbf_h_spr_get_handler): Call frv_check_spr_read_access.
599 (frvbf_h_spr_set_handler): Call frv_check_spr_write_access.
600 (frvbf_load_quad_GR): Call check_memory_aligment.
601 (frvbf_load_quad_FRint): Ditto.
602 (frvbf_load_quad_CPR): Ditto.
603 (frvbf_store_quad_GR): Call check_memory_aligment and
604 check_register_alignment.
605 (frvbf_store_quad_FRint): Ditto.
606 (frvbf_store_quad_CPR): Ditto.
607 (frvbf_signed_integer_divide: Use GET_ISR_EDEM.
608 * frv-sim.h (H_SPR_ACC0): New macro.
609 (H_SPR_ACC63): New macro.
610 (H_SPR_ACCG0): New macro.
611 (H_SPR_ACCG63): New macro.
612 (frv_dtt): New enumerator.
613 (GET_ISR_EDE): Renamed from GET_ISR_EDEM.
614 (GET_ISR_DTT): New macro.
615 (frv_queue_data_access_error_interrupt): New function.
616 (frv_queue_instruction_access_error_interrupt): New function.
617 (frv_queue_instruction_access_exception_interrupt): New function.
618 (frv_address_forbidden): Now takes cpu as first argument.
619 * cpu.h: Regenerate.
620
6212001-04-10 Dave Brolley <brolley@redhat.com>
622
623 * registers.c (fr500_spr): Add new fields to fr500 PSR register.
624 (fr500_spr): Add STBAR and MMCR unimplemented registers for fr500.
625 (fr400_spr): Implement SPR registers for fr400.
626 (frv_register_control_init): Handle bfd_mach_fr400 properly.
627 * frv.c (spr_bpsr_get_handler): Mask field before shifting.
628 (spr_psr_get_handler): Ditto.
629 (spr_ccr_get_handler): Ditto.
630 (spr_cccr_get_handler): Ditto.
631 (frvbf_clear_accumulators): Only 4 accumulators on fr400.
632 * frv-sim.h: Update comment about MCCR_* macros.
633 * cpu.c,cpu.h: Regenerate.
634
6352001-04-05 Dave Brolley <brolley@redhat.com>
636
637 * cpu.h,decode.c,model.c,sem.c: Regenerate.
638
6392001-04-05 Dave Brolley <brolley@redhat.com>
640
641 * reset.c: Update copyright.
642 * registers.c (frv_register_control_init): Handle bfd_mach_fr400.
643 * frv.c (frvbf_model_fr400_u_exec): New function.
644 * Makefile.in (stamp-cpu): Add fr400 to list of machines.
645 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
646 Regenerate.
647
6482000-11-22 Dave Brolley <brolley@redhat.com>
649
650 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
651 Regenerate.
652
6532000-11-10 Dave Brolley <brolley@redhat.com>
654
655 * decode.c: Regenerate.
656
6572000-09-12 Dave Brolley <brolley@redhat.com>
658
659 * traps.c (frv_sim_engine_halt_hook): New function.
660 (frv_itrap): Caches now invalidated in sim_engine_halt via
661 SIM_ENGINE_HALT_HOOK.
662 (frv_break): Ditto.
663 * sim-main.h (frv_sim_engine_halt_hook): New function.
664 (SIM_ENGINE_HALT_HOOK): New macro.
665 (SIM_ENGINE_RESTART_HOOK): New macro.
666 * interrupts.c: Call to frv_term now done within sim_engine_halt via
667 SIM_ENGINE_HALT_HOOK.
668
6692000-09-08 Dave Brolley <brolley@redhat.com>
670
671 * traps.c (frv_itrap): Invalidate and flush the data and insn caches
672 respectively when stopping for a breakpoint.
673 (frv_break): Ditto.
674 * cache.h (frv_cache_invalidate_all): New function.
675 * cache.c (frv_cache_invalidate_all): New function.
676
6772000-09-05 Dave Brolley <brolley@redhat.com>
678
679 * traps.c (frv_break): If SIM_HAVE_BREAKPOINTS, call
680 sim_handle_breakpoint. Otherwise if environment != operating call
681 sim_engine_halt. Otherwise handle normally.
682 * interrupts.c (frv_queue_break_interrupt): Don't handle debugger
683 breakpoints here. Moved to frv_break in traps.c.
684
685 * sem.c: Regenerate.
686
6872000-09-01 Dave Brolley <brolley@redhat.com>
688
689 * interrupts.c (frv_queue_break_interrupt): Call sim_handle_breakpoint
690 before queuing an interrupt in order to allow 'break' to be used as
691 the breakpoint insn.
692
6932000-08-29 Dave Brolley <brolley@redhat.com>
694
695 * traps.c (frv_itrap): Invalidate the insn cache at a breakpoint.
696
6972000-07-27 Dave Brolley <brolley@redhat.com>
698
699 * cpu.h,decode.c: Rebuild.
700
7012000-07-26 Dave Brolley <brolley@redhat.com>
702
703 * frv.c (spr_cccr_get_handler): Change CRx to CCx.
704 (spr_cccr_set_handler): Change CRx to CCx.
705 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
706
7072000-07-24 Dave Brolley <brolley@redhat.com>
708
709 * sem.c: Regenerate.
710 * frv.c (frvbf_unsigned_integer_divide): Queue a write for the result.
711 Don't write it directly.
712
713Thu Jul 6 13:51:12 2000 Dave Brolley <brolley@topaz>
714
715 * configure: Regenerated to track ../common/aclocal.m4 changes.
716
7172000-07-05 Ben Elliston <bje@redhat.com>
718
719 * configure: Regenerated to track ../common/aclocal.m4 changes.
720
7212000-06-28 Dave Brolley <brolley@redhat.com>
722
723 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
724
7252000-06-21 Dave Brolley <brolley@redhat.com>
726
727 * pipeline.c: All code except frv_pipeline_setup_insn moved to
728 frv.opc.
729 * mloop.in (main loop): frv_pipeline_add_insn broken up into
730 frv_pipeline_add_insn and frv_pipeline_setup_insn.
731 * frv-sim.h: Move pipeline status code to frv.opc.
732 * model.c: Regenerate.
733
7342000-06-12 Dave Brolley <brolley@redhat.com>
735
736 * options.c (frv_option_handler): --profile-parallel implies
737 --profile-model.
738 * mloop.in (fetch_buffer): Removed.
739 (@cpu@_simulate_insn_prefetch): Monitoring of fetch buffer moved to
740 run_caches. Use cache directly if not counting cycles. Don't use
741 cache at all if not counting cycles and cache not enabled.
742 * frv.c (frv_insn_fetch_buffer): New global variable.
743 (run_caches): Monitor the status of insn prefetch requests.
744 * frv-sim.h (FRV_INSN_FETCH_BUFFER): New struct type.
745 (frv_insn_fetch_buffer): New global variable.
746
7472000-06-12 Dave Brolley <brolley@redhat.com>
748
749 * mloop.in (fetch_buffer): New static struct.
750 (@cpu@_simulate_insn_prefetch): Rewritten.
751 * cache.c (frv_cache_request_invalidate): Don't invalidate return
752 buffer.
753 (address_interference): Defer to any WAR request in either pipeline.
754
7552000-06-09 Dave Brolley <brolley@redhat.com>
756
757 * pipeline.c (insns_in_slot): New Array.
758 (frv_pipeline_add_insn): Call COUNT_INSNS_IN_SLOT.
759 * options.c (frv_options): Remove 'NONBLOCK' argument from data-cache
760 option.
761 (parse_cache_option): New function.
762 (frv_option_handler): Call parse_cache_option.
763 * frv.c (vliw_branch_taken): New variable.
764 (vliw_load_stall): New variable.
765 (handle_resource_wait): Update vliw_load_stall.
766 (frvbf_model_insn_before): Initialize vliw_branch_taken and
767 vliw_load_stall.
768 (frvbf_model_insn_after): Increment PROFILE_MODEL_LOAD_STALL_CYCLES.
769 (load_wait_for_FR): Update vliw_load_stall.
770 (load_wait_for_GR): Update vliw_load_stall.
771 (load_wait_for_FRdouble): Update vliw_load_stall.
772 (load_wait_for_GRdouble): Update vliw_load_stall.
773 (frvbf_model_fr500_u_branch): Count branches taken and not taken.
774 (slot_names): New static array.
775 (print_parallel): Now takes second argument 'verbose'. Print cycles per
776 VLIW insn and instructions per cycle. Also tabulate the number of insns
777 in each type of VLIW slot.
778 (frv_profile_info): Call print_parallel with new second argument.
779 * frv-sim.h (insn_in_slot): New array.
780 (COUNT_INSNS_IN_SLOT): New macro.
781 (INSNS_IN_SLOT): New macro.
782 * cache.c: Remove references to non_blocking_count. Remove references to
783 last_was_hit. Remove references to req_none.
784 (handle_req_store): Adjust statistics before requeuing the store
785 request.
786 (handle_req_WAR): Don't let the WAR request affect the cache statistics.
787 * cache.h: Remove references to non_blocking_count. Remove references to
788 last_was_hit. Remove references to req_none.
789 * model.c: Regenerate.
790
7912000-06-08 Dave Brolley <brolley@redhat.com>
792
793 * frv.c (request_complete): Copy load data from the correct return
794 buffer.
795
7962000-06-07 Dave Brolley <brolley@redhat.com>
797
798 * traps.c (frv_core_signal): Call frv_term before exiting.
799 (frv_itrap): Call frv_term before exiting.
800 (next_available_nesr): Make sure NECR is implemented before reading it.
801 (next_valid_nesr): Ditto.
802 (frvbf_check_non_excepting_load): Ditto.
803 (frvbf_clear_ne_flags): Ditto.
804 (frvbf_commit): Ditto.
805 (frvbf_check_recovering_store): Delay cache operation if 'model_insn'.
806 * sim-main.h (_sim_cpu): Add load_address, load_length, load_flag and
807 store_flag members.
808 (CPU_LOAD_ADDRESS): New macro.
809 (CPU_LOAD_LENGTH): New macro.
810 (CPU_LOAD_SIGNED): New macro.
811 (CPU_LOAD_LOCK): New macro.
812 * reset.c (frv_term): New function.
813 (frv_power_on_reset): Use SETMEMSI if the cache is not enabled.
814 (frv_hardware_reset): Use SETMEMSI if the cache is not enabled.
815 (frv_software_reset): Use SETMEMSI if the cache is not enabled.
816 * mloop.in (execute): Call FRV_COUNT_CYCLES to decide whether to model
817 the insn. Model the insn in two passes. One before and one after
818 execution.
819 (cache_reqno): new static variable.
820 (@cpu@_simulate_insn_prefetch): Model fetch latency by waiting for the
821 cache rather than assuming a fixed latency.
822 (xinit): Turn on PROFILE_MODEL_P before each vliw insn if the timer is
823 enabled so that modeling data is collected by cgen during execution.
824 (full-exec): Restore PROFILE_MODEL_P after each vliw insn.
825 * memory.c (data_non_cache_access): Removed.
826 (insn_non_cache_access): Removed.
827 (frvbf_read_mem_QI): Delay read operation if 'model_insn'.
828 (frvbf_read_mem_UQI): Delay read operation if 'model_insn'.
829 (frvbf_read_mem_HI): Delay read operation if 'model_insn'.
830 (frvbf_read_mem_UHI): Delay read operation if 'model_insn'.
831 (frvbf_read_mem_SI): Delay read operation if 'model_insn'.
832 (frvbf_read_mem_DI): Delay read operation if 'model_insn'.
833 (frvbf_read_mem_DF): Delay read operation if 'model_insn'.
834 (frvbf_read_imem_USI): Read the cache or ememory passively.
835 (frvbf_write_mem_QI): Don't check for non-cache access here.
836 (frvbf_write_mem_UQI): Call frvbf_write_mem_QI.
837 (frvbf_write_mem_HI): Don't check for non-cache access here.
838 (frvbf_write_mem_UHI): Call frvbf_write_mem_QI.
839 (frvbf_write_mem_SI): Don't check for non-cache access here.
840 (frvbf_write_mem_DI): Don't check for non-cache access here.
841 (frvbf_write_mem_DF): Don't check for non-cache access here.
842 (frvbf_mem_set_QI): Use cycle-accurate cache write if 'model_insn'.
843 (frvbf_mem_set_HI): Use cycle-accurate cache write if 'model_insn'.
844 (frvbf_mem_set_SI): Use cycle-accurate cache write if 'model_insn'.
845 (frvbf_mem_set_DI): Use cycle-accurate cache write if 'model_insn'.
846 (frvbf_mem_set_DF): Use cycle-accurate cache write if 'model_insn'.
847 (frvbf_mem_set_XI): Use cycle-accurate cache write if 'model_insn'.
848 * interrupts.c (check_reset): Read the cache and memory passively.
849 (frv_program_or_software_interrupt): Call frv_term before calling
850 sim_engine_halt.
851 * frv.c (all modeling functions): Break into two passes. One before
852 execuetion and one after. call load_wait_for_* for all GR and FR
853 registers.
854 (frvbf_load_quad_GR): Delay performing the load if 'model_insn'.
855 (frvbf_load_quad_FRint): Delay performing the load if 'model_insn'.
856 (frvbf_load_quad_CPR): Delay performing the load if 'model_insn'.
857 (frvbf_insn_cache_preload): Delay cache operation if 'model_insn'.
858 (frvbf_data_cache_preload): Delay cache operation if 'model_insn'.
859 (frvbf_insn_cache_unlock): Delay cache operation if 'model_insn'.
860 (frvbf_data_cache_unlock): Delay cache operation if 'model_insn'.
861 (frvbf_insn_cache_invalidate): Delay cache operation if 'model_insn'.
862 (frvbf_data_cache_invalidate): Delay cache operation if 'model_insn'.
863 (frvbf_data_cache_flush): Delay cache operation if 'model_insn'.
864 (model_insn): New global variable.
865 (fr_ptime): New array.
866 (cache_request): New enumeration.
867 (CACHE_QUEUE_ELEMENT): New struct type.
868 (CACHE_QUEUE_SIZE): New macro.
869 (cache_queue): New static struct.
870 (request_cache_load): New function.
871 (request_cache_flush): New function.
872 (request_cache_invalidate): New function.
873 (request_cache_preload): New function.
874 (request_cache_unlock): New function.
875 (submit_cache_request): New function.
876 (activate_cache_requests): New function.
877 (load_pending_for_register): New function.
878 (flush_pending_for_address): New function.
879 (remove_cache_queue_element): New function.
880 (copy_load_data): New function.
881 (request_complete): New function.
882 (run_caches): New function.
883 (frv_model_trace_wait_cycles): New function.
884 (wait_for_flush): New function.
885 (frvbf_model_insn_before): Insn prefect wait now modeled in
886 frvbf_simulate_insn_prefetch. Incremement vliw_insns here. Call
887 wait_for_flush.
888 (frvbf_model_insn_after): Call activate_cache_requests. Don't increment
889 vliw_insns here anymore.
890 (update_FR_latency_for_load): New function.
891 (update_FRdouble_latency_for_load): New function.
892 (update_FR_ptime): New function.
893 (update_FRdouble_ptime): New function.
894 (update_GR_latency_for_swap): New function.
895 (load_wait_for_GR): New function.
896 (load_wait_for_FR): New function.
897 (load_wait_for_GRdouble): New function.
898 (load_wait_for_FRdouble): New function.
899 (frvbf_model_fr500_u_ici): New function.
900 (frvbf_model_fr500_u_dci): New function.
901 (frvbf_model_fr500_u_dcf): New function.
902 (frvbf_model_fr500_u_icpl): New function.
903 (frvbf_model_fr500_u_dcpl): New function.
904 (frvbf_model_fr500_u_icul): New function.
905 (frvbf_model_fr500_u_dcul): New function.
906 * frv-sim.h (frv_term): New function.
907 (insn_non_cache_access): Removed.
908 (FRV_COUNT_CYCLES): New macro.
909 (frv_save_peofile_model_p): New global variable.
910 (model_insn): New enumerated global variable.
911 (frv_model_advance_cycles): New function.
912 (frv_model_trace_wait_cycles): New function.
913 * cache.h (FRV_CACHE_REQUEST_KIND): New enumeration.
914 (FRV_CACHE_WAR_REQUEST): New struct type.
915 (FRV_CACHE_STORE_REQUEST): New struct type.
916 (FRV_CACHE_INVALIDATE_REQUEST): New struct type.
917 (FRV_CACHE_PRELOAD_REQUEST): New struct type.
918 (FRV_CACHE_REQUEST): New struct type.
919 (FRV_CACHE_RETURN_BUFFER): New struct type.
920 (FRV_CACHE_FLUSH_STATUS): New struct type.
921 (FRV_CACHE_STATUS): New struct type.
922 (FRV_CACHE_STAGE): New struct type.
923 (FRV_CACHE_STAGES): New enumeration.
924 (FRV_CACHE_WAR): New struct type.
925 (FRV_CACHE_PIPELINE): New struct type.
926 (FRV_CACHE_ARS): New struct type.
927 (FRV_CACHE_STATISTICS): New struct type.
928 (FRV_CACHE): Add pipeline, statistics, BARS and NARS.
929 (CACHE_RETURN_DATA): 'return_buffer' is now within 'status'.
930 (CACHE_RETURN_DATA_ADDRESS): New macro.
931 (frv_cache_read): Now takes pipe index as second argument.
932 (frv_cache_enabled): New function.
933 (frv_cache_request_load): New function.
934 (frv_cache_request_store): New function.
935 (frv_cache_request_invalidate): New function.
936 (frv_cache_request_preload): New function.
937 (frv_cache_request_unlock): New function.
938 (frv_cache_run): New function.
939 (frv_cache_read_passive_SI): New function.
940 (frv_cache_data_in_buffer): New function.
941 (frv_cache_data_flushed): New function.
942 * cache.c (frv_cache_init): Initialize pipelines and xARS registers.
943 (frv_cache_enabled): New function.
944 (non_cache_access): New function.
945 (write_data_to_memory): Count write accesses for each mode. Write to
946 memory using sim_core_write_unaligned_1;
947 (read_data_from_memory): New function.
948 (fill_line_from_memory): Use read_data_from_memory.
949 (copy_line_to_return_buffer): New function.
950 (copy_memory_to_return_buffer): New function.
951 (set_return_buffer_reqno): New function.
952 (frv_cache_read): Now takes pipe index as second argument. Check for
953 non-cache access.
954 (frv_cache_preload): Check for non-cache access.
955 (frv_cache_unlock): Check for non-cache access.
956 (invalidate_return_buffer): New function.
957 (frv_cache_invalidate): Check for non-cache access.
958 (convert_slot_to_index): New function.
959 (FREE_CHAIN_SIZE): New macro.
960 (frv_cache_request_free_chain): New static variable.
961 (frv_store_request_free_chain): New static variable.
962 (allocate_new_cache_requests): New function.
963 (new_cache_request): New function.
964 (free_cache_request): New function.
965 (new_store_request): New function.
966 (pipeline_remove_request): New function.
967 (pipeline_add_request): New function.
968 (pipeline_requeue_request): New function.
969 (next_priority): New function.
970 (add_WAR_request): New function.
971 (pipeline_next_request): New function.
972 (pipeline_stage_request): New function.
973 (advance_pipelines): New function.
974 (frv_cache_request_load): New function.
975 (frv_cache_request_store): New function.
976 (frv_cache_request_invalidate): New function.
977 (frv_cache_request_preload): New function.
978 (frv_cache_request_unlock): New function.
979 (address_interference): New function.
980 (wait_for_WAR): New function.
981 (wait_in_WAR): New function.
982 (handle_req_load): New function.
983 (handle_req_preload): New function.
984 (handle_req_store): New function.
985 (handle_req_invalidate): New function.
986 (handle_req_unlock): New function.
987 (handle_req_WAR): New function.
988 (arbitrate_requests): New function.
989 (move_ARS_to_WAR): New function.
990 (decrease_latencies): New function.
991 (frv_cache_run): New function.
992 (frv_cache_read_passive_SI): New function.
993 (frv_cache_data_in_buffer): New function.
994 (frv_cache_data_flushed): New function.
995 * arch.h,decode.c,decode.h,model.c,sem.c: Rebuild.
996
997Wed May 24 14:40:34 2000 Andrew Cagney <cagney@b1.cygnus.com>
998
999 * configure: Regenerated to track ../common/aclocal.m4 changes.
1000
10012000-05-19 Dave Brolley <brolley@redhat.com>
1002
1003 * traps.c (frv_rett): Check for exceptions in the order specified in the
1004 architecture spec. Allow privileged_instruction interrrupt to be handled
1005 normally.
1006 * registers.c (frv_register_control_init): Handle bfd_mach_frvtomcat.
1007 * frv.c (frvbf_signed_integer_divide): Use updated dtt to decide whether
1008 to clear the NE flag.
1009 (frvbf_model_tomcat_u_exec): New function.
1010 * frv-sim.h (frvbf_division_exception): Now returns updated dtt.
1011 * Makefile.in (stamp-cpu): Add 'tomcat' to 'mach' value.
1012 * arch.c,arch.h,cpu.h,cpuall.h,model.h,decode.c,sem.c: Regenerate.
1013
10142000-05-18 Dave Brolley <brolley@redhat.com>
1015
1016 * sim-if.c (elf-bfd.h): #include it.
1017 (sim_open): Set machine amd architecture based on elf flags.
1018
10192000-04-04 Dave Brolley <brolley@redhat.com>
1020
1021 * frv-sim.h (frv_h_psr_esr_set_handler): Removed.
1022 Delete '#if 0' blocks.
1023 * frv.c: Delete '#if 0' blocks.
1024 (spr_psr_set_handler): Remove special handling for circular referencing of handlers for
1025 PSR.S and PSR.ESR.
1026 (frv_h_psr_esr_set_handler): Removed.
1027 * interrupts.c: Delete '#if 0' blocks.
1028 * memory.c: Delete '#if 0' blocks.
1029 * cpu.c,cpu.h: Regenerate.
1030
10312000-04-03 Dave Brolley <brolley@redhat.com>
1032
1033 * traps.c (frvbf_check_recovering_store): Invalidate data cache line
1034 containing the target address.
1035 (clear_nesr_neear): No longer takes hi_available and lo_available.
1036 Remove bogus check for available GR registers.
1037 (frvbf_clear_ne_flags): Update call to clear_nesr_neear.
1038 (frvbf_commit): Update call to clear_nesr_neear.
1039 * interrupts.c (next_available_esr): Removed.
1040 (next_available_edr): Removed.
1041 (next_available_fq): Removed.
1042 * frv.c (frvbf_fetch_register): Remove "FIXME" comment.
1043 (frvbf_store_register): Remove "FIXME" comment.
1044 * frv-sim.h (UART_INCHAR_ADDR): Removed.
1045 (UART_OUTCHAR_ADDR): Removed.
1046 (UART_STATUS_ADDR): Removed.
1047 (UART_INPUT_READY): Removed.
1048 (UART_OUTPUT_READY): Removed.
1049 (FRV_DEVICE_ADDR): Removed.
1050 (FRV_DEVICE_LEN): Removed.
1051 (SET_NESR): Call frvbf_force_update.
1052 (SET_NEEAR): Call frvbf_force_update.
1053 (SET_NE_FLAGS): Call frvbf_force_update.
1054
10552000-03-30 Dave Brolley <brolley@redhat.com>
1056
1057 * configure: Regenerated.
1058
10592000-03-30 Dave Brolley <brolley@redhat.com>
1060
1061 * registers.c (fr500_spr): Define ESR14-15 and EPCSR14-15 for fr500.
1062 * memory.c (frvbf_write_mem_*): Save slot containing the insn
1063 performing the write.
1064 (frvbf_mem_set_*): Overwrite the slot information of the interrupt
1065 queue element with the information in the interrupt state.
1066 * interrupts.c (frv_queue_interrupt): Call frv_set_interrupt_queue_slot.
1067 (frv_queue_fp_exception_interrupt): Initialize 'new_element'.
1068 (frv_set_interrupt_queue_slot): New function.
1069 (esr_for_data_access_exception): New function.
1070 (set_edr_register): edr_index is now passed in.
1071 (fq_for_exception): New function.
1072 (set_fp_exception_registers): Call fq_for_exception. Interrupt queue
1073 element now passed in.
1074 (set_exception_status_registers): Obtain slot from interrupt queue
1075 element. Call esr_for_data_access_exception. Use ESR14
1076 for data_store_error. Use ESR15 for data_access_error. Use EDR0.
1077 (frv_save_data_written_for_interrupts): Save slot containing the insn
1078 performing the write.
1079 * frv-sim.h (struct frv_fp_exception_info): Use frv_fsr_traps and
1080 frv_fsr_ftt.
1081 (struct frv_interrupt_state): Add 'slot' field.
1082 (frv_set_interrupt_queue_slot): New function.
1083 (frv_set_write_queue_slot): New function.
1084
10852000-03-24 Dave Brolley <brolley@redhat.com>
1086
1087 * mloop.in (_parallel_write_init): Initialize
1088 frv_interrupt_state.imprecise_interrupt.
1089 (_parallel_write_queued): After an imprecise interrupt, only perform
1090 forced writes and floating point writes (for certain exceptions).
1091 * interrupts.c (handle_interrupt): Set
1092 frv_interrupt_state.imprecise_interrupt for writeback after an imprecise
1093 interrupt.
1094 (frv_process_interrupts): No need to clear f_ne_flags.
1095 * frv.c (frvbf_signed_integer_divide): Queue writes to GR registers and
1096 force them to happen even if there is an overflow exception.
1097 (frvbf_force_update): New function.
1098 * frv-sim.h (frvbf_force_update): New function.
1099 (struct frv_interrupt_state): Add imprecise_interrupt.
1100 (FRV_WRITE_QUEUE_FORCE_WRITE): New macro.
1101 * sem.c: Regenerate.
1102
11032000-03-23 Dave Brolley <brolley@redhat.com>
1104
1105 * traps.c (frv_rett): Queue FRV_ILLEGAL_INSTRUCTION directly.
1106 * registers.c (frv_spr): MCIRL -> MCILR.
1107 * interrupts.c (frv_queue_non_implemented_instruction_interrupt):
1108 New function.
1109 (frv_detect_insn_access_interrupts):
1110 Call frv_queue_non_implemented_instruction_interrupt.
1111 (frv_process_interrupts): Clear accumulated NE flags.
1112 * frv.c (frvbf_media_cop): New function.
1113 (frvbf_set_ne_index): Now takes (SIM_CPU *) as first argument. Clear
1114 the NE flag of the given target register.
1115 (frvbf_model_fr500_u_float_arith): Account for FRdouble registers.
1116 (frvbf_model_fr500_u_float_dual_arith): Account for FRdouble registers.
1117 (frvbf_model_fr500_u_float_dual_sqrt): New function.
1118 (frvbf_model_fr500_u_float_convert): Account for FRdouble registers.
1119 (frvbf_model_fr500_u_float_dual_convert): New function.
1120 * frv-sim.h (frvbf_media_cop): New function.
1121 (GET_FQ): Use H_SPR_FQST0.
1122 (SET_FQ): Use H_SPR_FQST0.
1123 (SET_FQ_OPC): Use J_SPR_FQOP0.
1124 (GET_MSR_EMCI): New macro.
1125 (frv_queue_non_implemented_instruction_interrupt): New function.
1126 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1127
11282000-03-08 Dave Brolley <brolley@redhat.com>
1129
1130 * traps.c (frv_rett): Align new_pc.
1131 * memory.c (frvbf_read_mem_HI): Align address.
1132 (frvbf_read_mem_UHI): Align address.
1133 (frvbf_read_mem_SI): Align address.
1134 (frvbf_read_mem_DI): Align address.
1135 (frvbf_read_mem_DF): Align address.
1136 (frvbf_read_imem_USI): Align address.
1137 (frvbf_mem_set_HI): Align address.
1138 (frvbf_mem_set_SI): Align address.
1139 (frvbf_mem_set_DI): Align address.
1140 (frvbf_mem_set_DF): Align address.
1141 (frvbf_mem_set_XI): Align address.
1142 * registers.c (frv_spr): Initialize FSR0.NS to 1.
1143 (fr500_spr): Initialize FSR0.NS to 1.
1144 * interrupts.c (frv_queue_mem_address_not_aligned_interrupt): Check
1145 whether the exception is masked.
1146 * frv.c (frvbf_load_quad_GR): Align address.
1147 (frvbf_store_quad_GR): Align address.
1148 (frvbf_load_quad_FRint): Align address.
1149 (frvbf_store_quad_FRint): Align address.
1150 (frvbf_load_quad_CPR): Align address.
1151 (frvbf_store_quad_CPR): Align address.
1152 * frv-sim.h (GET_ISR_EMAM): New macro.
1153
11542000-03-08 Dave Brolley <brolley@redhat.com>
1155
1156 * traps.c (frvbf_division_exception): Check for masked overflow and
1157 set NE flags, if necessary.
1158 (frvbf_check_recovering_store): Queue writes to the hardware.
1159 (check_registers_available): Removed.
1160 (which_registers_available): Call frv_{fr,gr}_registers_available.
1161 (frvbf_clear_ne_flags): Call check_register_access.
1162 (frvbf_commit): Call check_register_access.
1163 * registers.h (frv_fr_registers_available): New function.
1164 (frv_gr_registers_available): New function.
1165 (frv_check_register_access): New function.
1166 (frv_check_gr_access): New function.
1167 (frv_check_fr_access): New function.
1168 * registers.c (frv_spr): Correct initial value of ISR.
1169 (fr500_spr): Correct initial value of ISR.
1170 (frv_fr_registers_available): New function.
1171 (frv_gr_registers_available): New function.
1172 (frv_check_register_access): New function.
1173 (frv_check_gr_access): New function.
1174 (frv_check_fr_access): New function.
1175 * interrupts.c (frv_queue_division_exception_interrupt): New function.
1176 (set_isr_exception_fields): New function.
1177 (set_exception_status_registers): Set ISR fields for division exception.
1178 (frv_save_data_written_for_interrupts): Handle CGEN_FN_SF_WRITE.
1179 * frv.c (frvbf_h_gr_get_handler): New function.
1180 (frvbf_h_gr_set_handler): New function.
1181 (frvbf_h_fr_get_handler): New function.
1182 (frvbf_h_fr_set_handler): New function.
1183 (frvbf_h_spr_get_handler): Remove special handling for ISR.
1184 (frvbf_h_spr_set_handler): Remove special handling for ISR.
1185 (spr_isr_get_handler): Removed.
1186 (spr_isr_set_handler): Removed.
1187 (frvbf_signed_integer_divide): New funciton.
1188 (frvbf_unsigned_integer_divide): New funciton.
1189 * frv-sim.h (frvbf_h_gr_get_handler): New function.
1190 (frvbf_h_gr_set_handler): New function.
1191 (frvbf_h_fr_get_handler): New function.
1192 (frvbf_h_fr_set_handler): New function.
1193 (frvbf_signed_integer_divide): New funciton.
1194 (frvbf_unsigned_integer_divide): New funciton.
1195 (frv_dtt): New enumeration.
1196 (struct frv_interrupt_queue_element): Add dtt member.
1197 (GET_ISR): New macro.
1198 (SET_ISR): New macro.
1199 (GET_ISR_EDEM): New macro.
1200 (SET_ISR_DTT): New macro.
1201 (SET_ISR_AEXC): New macro.
1202 (frvbf_division_exception): Add 2 'int' arguments.
1203 (frvbf_check_non_excepting_divide): Removed.
1204 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1205
12062000-02-29 Dave Brolley <brolley@redhat.com>
1207
1208 * traps.c (frv_itrap): Use GET_H_GR, SET_H_GR, GET_H_FR.
1209 (frv_rett): Use hardware access macros. Write PSR as a whole.
1210 (next_available_nesr): Check that NECR is valid.
1211 (next_valid_nesr): Check that NECR is valid.
1212 (frvbf_check_non_excepting_load): User new NECR access macros. Don't
1213 call hardware access functions. Use cover macros.
1214 (check_registers_available): New function.
1215 (clear_nesr_near): Check register availability.
1216 (clear_ne_flags): Check register availability.
1217 (frvbf_clear_ne_flags): Check register availability.
1218 (frvbf_commit): Check register availability.
1219 (which_registers_available): New function.
1220 * sim-main.h (registers.h): #include it.
1221 (register_control): New cpu field.
1222 (CPU_REGISTER_CONTROL): New macro.
1223 * reset.c (frv_initialize): Set HSR0 fields for cache here.
1224 (frv_power_on_reset): Initialize SPR registers and RSTR.
1225 (frv_hardware_reset): Initialize SPR registers and RSTR.
1226 (frv_software_reset): Reset SPR registers and RSTR.
1227 * options.c (frv_option_handler): Don't set HSR0 fields for cache here.
1228 Call frv_cache_init.
1229 * mloop.in (main loop): Check for insn access interrupts before
1230 executing the insn.
1231 * interrupts.c (frv_queue_external_interrupt): Use GET_H_PSR_ET.
1232 (frv_detect_insn_access_interrupts): Don't call hardware access
1233 functions directly. Use cover macros.
1234 (check_reset): Don't reset RSTR here.
1235 (next_available_esr): ESFR -> ESFR_FLAG.
1236 (next_available_edr): ESFR -> ESFR_FLAG.
1237 (clear_exception_status_registers): Use GET_ESFR and SET_ESFR.
1238 ESFR -> ESFR_FLAG.
1239 (frv_break_interrupt): Don't call hardware access functions directly.
1240 Use cover macros.
1241 (frv_program_or_software_interrupt): Ditto.
1242 (frv_external_interrupt): Ditto.
1243 * frv.c (frvbf_fetch_register): Don't call 'get' functions directly.
1244 (frvbf_store_register): Don't call 'set' functions directly.
1245 (frvbf_h_gr_double_get_handler): Use GET_H_GR.
1246 (frvbf_h_gr_double_set_handler): Use SET_H_GR.
1247 (frvbf_h_fr_double_get_handler): Use GET_H_FR.
1248 (frvbf_h_fr_double_set_handler): Use SET_H_FR.
1249 (frvbf_h_fr_int_get_handler): Use GET_H_FR.
1250 (frvbf_h_fr_int_set_handler): Use SET_H_FR.
1251 (frvbf_h_cpr_double_get_handler): Use GET_H_CPR.
1252 (frvbf_h_cpr_double_set_handler): Use SET_H_CPR.
1253 (frvbf_h_gr_quad_set_handler): Use SET_H_GR.
1254 (frvbf_h_fr_quad_set_handler): Use SET_H_FR.
1255 (frvbf_h_spr_get_handler): Check SPR access. Call renamed functions.
1256 Support shadow registers.
1257 (frvbf_h_spr_set_handler): Check SPR access. Call renamed functions.
1258 Support shadow registers.
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_h_psr_esr_set_handler): Update to conform to FRV architecture
1276 version 1.3a.
1277 (spr_ccr_get_handler): Don't reference the hardware directly.
1278 (spr_ccr_set_handler): Don't reference the hardware directly.
1279 (spr_cccr_get_handler): Don't reference the hardware directly.
1280 (spr_cccr_set_handler): Don't reference the hardware directly.
1281 (spr_sr_get_handler): New function.
1282 (spr_sr_set_handler): New function.
1283 (frvbf_switch_supervisor_user_context): Temporarily switch to
1284 supervisor mode.
1285 (frvbf_store_quad_GR): Don't call handler directly.
1286 (frvbf_store_quad_FRint): Don't call handler directly.
1287 (frvbf_store_quad_CPR): Don't call handler directly.
1288 (frvbf_clear_all_accumulators): Removed.
1289 (frvbf_clear_accumulators): New function.
1290 (frvbf_model_fr500_u_media): Expand busy_adjustment to 8 members.
1291 Account for in_ACCGi and out_ACCGk.
1292 * frv-sim.h (RSTR_HARDWARE_RESET): New macro.
1293 (RSTR_SOFTWARE_RESET): New macro.
1294 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1295 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1296 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1297 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1298 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1299 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1300 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1301 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1302 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1303 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1304 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1305 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1306 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1307 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1308 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1309 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1310 (frvbf_clear_all_accumulators): Removed.
1311 (frvbf_clear_accumulators): New function.
1312 (GET_HSR0): Use GET_H_SPR.
1313 (SET_HSR0): Use SET_H_SPR.
1314 (CLEAR_HSR0_ICE): New macro.
1315 (CLEAR_HSR0_DCE): New macro.
1316 (GET_IHSR8): Use GET_H_SPR.
1317 (GET_PSR): New macro.
1318 (SET_PSR_ET): New macro.
1319 (GET_PSR_PS): New macro.
1320 (SET_PSR_S): New macro.
1321 (GET_ESFR): Changed to reference entire register.
1322 (SET_ESFR): Changed to reference entire register.
1323 (GET_ESFR_FLAG): New macro.
1324 (SET_ESFR_FLAG): New macro.
1325 (NECR_ELOS): Removed.
1326 (NECR_NEN): Removed.
1327 (NECR_VALID): Removed.
1328 (GET_NECR): New macro.
1329 (GET_NECR_ELOS): New macro.
1330 (GET_NECR_NEN): New macro.
1331 (GET_NECR_VALID): New macro.
1332 (NESR_RANGE): Removed.
1333 (GET_NESR): Use GET_H_SPR.
1334 (GET_NE_FLAGS): Use GET_H_SPR.
1335 * cache.h (CACHE_INITIALIZED): New macro.
1336 * Makefile.in (SIM_OBJS): Add registers.o.
1337 (SIM_EXTRA_DEPS): Add registers.h.
1338 (registers.o): New target.
1339 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1340
13412000-02-17 Dave Brolley <brolley@redhat.com>
1342
1343 * interrupts.c (frv_interrupt_table): Update priority order and handler
1344 offsets to conform to the architecture version 1.3a.
1345 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1346 to the architecture version 1.3a.
1347
13482000-02-17 Dave Brolley <brolley@redhat.com>
1349
1350 * interrupts.c (frv_interrupt_table): Update priority order and handler
1351 offsets to conform to the latest specifications.
1352 (frv_queue_interrupt): Correct comment. Identical interrupts can be
1353 queued. New variable 'iclass' used to test for external interrupts.
1354 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1355 to the latest specifications.
1356
13572000-01-20 Dave Brolley <brolley@redhat.com>
1358
1359 * sim-if.c (sim_open): Move frv-specific initialization to
1360 frv_initialize in reset.c.
1361 * interrupts.c (check_reset): Use RSTR_ADDRESS. Check and reset RSTR
1362 status bits for hardware vs software reset.
1363 * reset.c: New file.
1364 * frv-sim.h (frv_initialize): New function.
1365 (frv_power_on_reset): New function.
1366 (frv_hardware_reset): New function.
1367 (frv_software_reset): New function.
1368 (RSTR_ADDRESS): New macro.
1369 (RSTR_INITIAL_VALUE): New macro.
1370 (GET_RSTR_HR): New macro.
1371 (GET_RSTR_SR): New macro.
1372 (SET_RSTR_H): New macro.
1373 (SET_RSTR_S): New macro.
1374 (CLEAR_RSTR_P): New macro.
1375 (CLEAR_RSTR_H): New macro.
1376 (CLEAR_RSTR_S): New macro.
1377 (CLEAR_RSTR_HR): New macro.
1378 (CLEAR_RSTR_SR): New macro.
1379
13802000-01-03 Dave Brolley <brolley@cygnus.com>
1381
1382 * mloop.in (execute): Only call modeling function if the pointer is not
1383 NULL.
1384 * frv.c (frvbf_model_insn_after): Only access FR500_MODEL_DATA for
1385 fr500.
1386
13872000-01-03 Dave Brolley <brolley@cygnus.com>
1388
1389 * options.c (OPTION_FRV_MEMORY_LATENCY): New enumerator.
1390 (frv_options): Add --memory-latency.
1391 (frv_option_handler): Handle FRV_OPTION_MEMORY_LATENCY.
1392 * mloop.in (@cpu@_simulate_insn_prefetch): Use cache memory_latency.
1393 * frv.c (SET_ACC_USE_IS_MEDIA_P1): operate on d->curr_acc_p1
1394 (SET_ACC_USE_NOT_MEDIA_P1): operate on d->curr_acc_p1
1395 (SET_ACC_USE_IS_MEDIA_P2): operate on d->curr_acc_p1
1396 (SET_ACC_USE_NOT_MEDIA_P2): operate on d->curr_acc_p1
1397 (update_latencies): Only clear usage flags if the register has no
1398 target latency.
1399 (frvbf_model_insn_before): Update cur_acc_p1 and cur_acc_p2. Use | (or)
1400 not |= (or assgnment).
1401 (frvbf_model_insn_after): Print post processing wait for all insns.
1402 Update prev_acc_p1 and prev_acc_p2.
1403 (frvbf_model_fr500_u_gr_load_store): Use cache memory_latency.
1404 (frvbf_model_fr500_u_fr_load_store): Use cache memory_latency.
1405 (frvbf_model_fr500_u_swap): Use cache memory_latency.
1406 (frvbf_model_fr500_u_media): Use busy_adjustment[4] for out_ACC40Sk.
1407 (frvbf_model_fr500_u_media): Use busy_adjustment[5] for out_ACC40Uk.
1408 (frvbf_model_fr500_u_media_quad_arith): New function.
1409 (frvbf_model_fr500_u_media_dual_mul): New function.
1410 (frvbf_model_fr500_u_media_quad_mul): New function.
1411 (frvbf_model_fr500_u_media_quad_complex): New function.
1412 (frvbf_model_fr500_u_media_dual_expand): New function.
1413 (frvbf_model_fr500_u_media_dual_unpack): New function.
1414 (frvbf_model_fr500_u_media_dual_btoh): New function.
1415 (frvbf_model_fr500_u_media_dual_htob): New function.
1416 (frvbf_model_fr500_u_media_dual_btohe): New function.
1417 (frv_ref_SI): New function.
1418 * cache.h (FRV_CACHE): Add memory_latency field.
1419 * cache.c (frv_cache_init): Initialize memory_latency.
1420 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1421
14221999-12-17 Dave Brolley <brolley@cygnus.com>
1423
1424 * sim-if.c (sim_open): Initialize insn prefetch and reset register.
1425 * options.c (OPTIONS_FRV_PROFILE_CACHE): New enumeration.
1426 (OPTIONS_FRV_PROFILE_PARALLEL): New enumeration.
1427 (OPTIONS_FRV_TIMER): New enumeration.
1428 (frv_options): Add --profile-cache, --profile-parallel, --timer.
1429 (frv_option_handler): Override common implementation of -p. Handle
1430 --profile-cache, --profile-parallel, --timer.
1431 * mloop.in (execute): Call profiling functions if the timer interrupt
1432 is enabled.
1433 (@cpu@_simulate_insn_prefetch): New function.
1434 (main loop): Call @cpu@_simulate_insn_prefetch.
1435 * interrupts.c (frv_queue_interrupt): Don't queue two external
1436 interrupts of the same priority.
1437 (frv_queue_external_interrupt): New function.
1438 (frv_external_interrupt): New function.
1439 (handle_interrupt): Handle external interrupts.
1440 (check_reset): New function.
1441 (frv_process_interrupts): Call check_reset.
1442 * frv.c: Include "bfd.h"
1443 (frvbf_h_psr_get_handler): Set the PIL field.
1444 (frvbf_h_psr_set_handler): Get the PIL field.
1445 (DUAL_REG): New macro.
1446 (DUAL_DOUBLE): New macro.
1447 (SET_USE_IS_FPOP): New macro.
1448 (SET_USE_NOT_FPOP): New macro.
1449 (USE_IS_FPOP): New macro.
1450 (SET_USE_IS_MEDIA): New macro.
1451 (SET_USE_NOT_MEDIA): New macro.
1452 (USE_IS_MEDIA_P1): New macro.
1453 (SET_USE_IS_MEDIA_P1): New macro.
1454 (SET_USE_NOT_MEDIA_P1): New macro.
1455 (SET_USE_IS_MEDIA_P2): New macro.
1456 (SET_USE_NOT_MEDIA_P2): New macro.
1457 (USE_IS_MEDIA_P2): New macro.
1458 (SET_ACC_USE_IS_MEDIA_P1): New macro.
1459 (SET_ACC_USE_NOT_MEDIA_P1): New macro.
1460 (ACC_USE_IS_MEDIA_P1): New macro.
1461 (SET_ACC_USE_IS_MEDIA_P2): New macro.
1462 (SET_ACC_USE_NOT_MEDIA_P2): New macro.
1463 (ACC_USE_IS_MEDIA_P2): New macro.
1464 (RESOURCE_IDIV): New macro.
1465 (RESOURCE_FDIV): New macro.
1466 (RESOURCE_SQRT): New macro.
1467 (fr_busy_adjust): New array.
1468 (acc_busy_adjust): New array.
1469 (apply_latency_adjustments): New function.
1470 (update_latencies): New function.
1471 (handle_wait_cycles): New function.
1472 (handle_resource_wait): New function.
1473 (update_target_latencies): New function.
1474 (frvbf_model_insn_before): Add resource latency to cycle counts.
1475 (frvbf_model_insn_after): Add resource latency to cycle counts.
1476 (update_GR_latency): New function.
1477 (update_GRdouble_latency): New function.
1478 (update_FR_latency): New function.
1479 (update_FRdouble_latency): New function.
1480 (decrease_ACC_busy): New function.
1481 (decrease_FR_busy): New function.
1482 (increase_FR_busy): New function.
1483 (update_ACC_latency): New function.
1484 (update_CCR_latency): New function.
1485 (update_idiv_resource_latency): New function.
1486 (update_fdiv_resource_latency): New function.
1487 (update_fsqrt_resource_latency): New function.
1488 (vliw_wait_for_GR): New function.
1489 (vliw_wait_for_GRdouble): New function.
1490 (vliw_wait_for_FR): New function.
1491 (vliw_wait_for_FRdouble): New function.
1492 (vliw_wait_for_CCR): New function.
1493 (vliw_wait_for_ACC): New function.
1494 (vliw_wait_for_idiv_resource): New function.
1495 (vliw_wait_for_fdiv_resource): New function.
1496 (vliw_wait_for_fsqrt_resource): New function.
1497 (enforce_full_fr_latency): New function.
1498 (frvbf_model_fr500_u_exec): New function.
1499 (frvbf_model_fr500_u_integer): New function.
1500 (frvbf_model_fr500_u_imul): New function.
1501 (frvbf_model_fr500_u_idiv): New function.
1502 (frvbf_model_fr500_u_branch): New function.
1503 (frvbf_model_fr500_u_set_hilo): New function.
1504 (frvbf_model_fr500_u_gr_load_store): New function.
1505 (frvbf_model_fr500_u_fr_load_store): New function.
1506 (frvbf_model_fr500_u_swap): New function.
1507 (frvbf_model_fr500_u_fr2fr): New function.
1508 (frvbf_model_fr500_u_fr2gr): New function.
1509 (frvbf_model_fr500_u_spr2gr): New function.
1510 (frvbf_model_fr500_u_gr2fr): New function.
1511 (frvbf_model_fr500_u_gr2spr): New function.
1512 (post_wait_for_FR): New function.
1513 (post_wait_for_FRdouble): New function.
1514 (post_wait_for_ACC): New function.
1515 (post_wait_for_CCR): New function.
1516 (post_wait_for_fdiv): New function.
1517 (post_wait_for_fsqrt): New function.
1518 (adjust_float_register_busy): New function.
1519 (adjust_double_register_busy): New function.
1520 (restore_float_register_busy): New function.
1521 (restore_double_register_busy): New function.
1522 (frvbf_model_fr500_u_float_arith): New function.
1523 (frvbf_model_fr500_u_float_dual_arith): New function.
1524 (frvbf_model_fr500_u_float_div): New function.
1525 (frvbf_model_fr500_u_float_sqrt): New function.
1526 (frvbf_model_fr500_u_float_compare): New function.
1527 (frvbf_model_fr500_u_float_dual_compare): New function.
1528 (frvbf_model_fr500_u_float_convert): New function.
1529 (frvbf_model_fr500_u_media): New function.
1530 (frvbf_model_fr500_u_barrier): New function.
1531 (frvbf_model_fr500_u_membar): New function.
1532 * frv-sim.h (LEUINT): New macro.
1533 (GET_HSR0_SA): New macro.
1534 (struct frv_interrupt_timer): New struct.
1535 (struct frv_interrupt_state): Add timer fiield.
1536 (frv_queue_external_interrupt): New function.
1537 (frv_external_interrupt): New function.
1538 (frv_profile_info): New function.
1539 (PROFILE_CACHE_IDX): New enumerator.
1540 (PROFILE_PARALLEL_IDX): New enumerator.
1541 (PROFILE_cache): New macro.
1542 (PROFILE_parallel): New macro.
1543 (WITH_PROFILE_CACHE_P): New macro.
1544 (WITH_PROFILE_PARALLEL_P): New macro.
1545 * cache.h (FRV_CACHE): Add last_was_hit field.
1546 * cache.c (get_tag): Use new last_was_hit field.
1547 (frv_cache_read): Ditto.
1548 (frv_cache_write): Ditto.
1549 * arch.h,cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1550
15511999-12-13 Dave Brolley <brolley@cygnus.com>
1552
1553 * frv.c (frvbf_h_spr_set_handler): Handle accumulator guards.
1554 (frvbf_clear_all_accumulators): Pass frvbf_h_acc40S_set to
1555 sim_queue_fn_di_write.
1556 (frvbf_media_cut_ss): New function.
1557 * frv-sim.h (frvbf_media_cut_ss): New function.
1558 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1559
15601999-12-13 Dave Brolley <brolley@cygnus.com>
1561
1562 * pipeline.c (check_insn_major_constraints): F-4, F-8 and M-8 have
1563 no constraints.
1564 * interrupts.c (frv_queue_illegal_instruction_interrupt): Use
1565 FRV_IS_FLOAT_INSN and FRV_IS_MEDIA_INSN.
1566 (frv_detect_insn_access_interrupts): Use FRV_IS_FLOAT_INSN and
1567 FRV_IS_MEDIA_INSN.
1568 * frv.c (frvbf_model_simple_u_exec): New function.
1569 * frv-sim.h (FRV_IS_FLOAT_INSN): Range includes F-8.
1570 (FRV_IS_MEDIA_INSN): Range includes M-8.
1571
1572 * Makefile.in (stamp-cpu): add 'simple' to the list of machines.
1573 * arch.c,arch.h,cpu.h,cpuall.h,decode.c,decode.h,model.c,sem.c:
1574 Regenerate.
1575
15761999-12-10 Dave Brolley <brolley@cygnus.com>
1577
1578 * traps.c (check_registers_available): New function.
1579 (clear_ne_flags): Generate register_exception if register(s) not
1580 available.
1581 (frvbf_commit): Generate register_exception if register(s) not
1582 available.
1583 * interrupts.c (frv_program_or_software_interrupt): No need to copy
1584 GR4-GR7 to SR0-SR4.
1585 * frv.c (frvbf_h_psr_set_handler): Special handling for PSR.S and
1586 PSR.ESR.
1587 (frvbf_h_psr_s_set_handler): New function.
1588 (frvbf_h_psr_esr_set_handler): New function.
1589 (frvbf_switch_supervisor_user_context): New function.
1590 (frvbf_scan_result): Reflect latest ISA.
1591 * frv-sim.h (frvbf_h_psr_s_set_handler): New function.
1592 (frvbf_h_psr_esr_set_handler): New function.
1593 (frvbf_switch_supervisor_user_context): New function.
1594 (GET_HSR0_FRN): New Macro.
1595 (GET_HSR0_GRN): New Macro.
1596 (GET_HSR0_FRHE): New Macro.
1597 (GET_HSR0_FRLE): New Macro.
1598 (GET_HSR0_GRHE): New Macro.
1599 (GET_HSR0_GRLE): New Macro.
1600 (frv_ec): New value for FRV_EC_COMMIT_EXCEPTION.
1601 (GET_ESFR): New bit ordering.
1602 (SET_ESFR): New bit ordering.
1603 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1604
16051999-12-10 Michael Meissner <meissner@cygnus.com>
1606
1607 * Makefile.in (sim-if.o): Add eng.h dependency.
1608
16091999-12-09 Dave Brolley <brolley@cygnus.com>
1610
1611 * mloop.in (execute): Pass sc->first_insn_p to @cpu@_model_insn_before.
1612 Pass sc->last_insn_p to @cpu@_model_insn_before.
1613 (main loop): Compute sc->first_insn_p.
1614 * frv.c (frvbf_model_insn_before): Set state variables.
1615 (frvbf_model_insn_after): Count basic cycles. Set state variables.
1616 (frvbf_model_fr500_u_integer): Remove.
1617 * arch.h,cpu.h,decode.h,model.c: Regenerate.
1618
16191999-12-07 Dave Brolley <brolley@cygnus.com>
1620
1621 * sim-main.h (cache.h): Include it.
1622 (insn_cache): New member.
1623 (data_cache): New member.
1624 (CPU_INSN_CACHE): New macro.
1625 (CPU_DATA_CACHE): New macro.
1626 * sim-if.c (WANT_CPU): New macro.
1627 (WANT_CPU_FRVBF): New macro.
1628 (sim_open): Call sim_add_option_table. Call frv_cache_init for the
1629 data and insn caches for each cpu.
1630 (sim_close): Call frv_cache_term for the insn and data caches of each
1631 cpu.
1632 * mloop.in (extract): Read insn from the cache.
1633 (main loop): Access the insn cache in order to maintain stats.
1634 * memory.c (data_non_cache_access): New function.
1635 (insn_non_cache_access): New function.
1636 (frvbf_read_mem_QI): Attempt to read from the cache first.
1637 (frvbf_read_mem_UQI): Ditto.
1638 (frvbf_read_mem_HI): Ditto.
1639 (frvbf_read_mem_UHI): Ditto.
1640 (frvbf_read_mem_SI): Ditto.
1641 (frvbf_read_mem_DI): Ditto.
1642 (frvbf_read_mem_DF): Ditto.
1643 (frvbf_read_imem_USI): New function.
1644 (frvbf_write_mem_QI): Write through the cache is it is enabled.
1645 (frvbf_write_mem_UQI): Ditto.
1646 (frvbf_write_mem_HI): Ditto.
1647 (frvbf_write_mem_UHI): Ditto.
1648 (frvbf_write_mem_SI): Ditto.
1649 (frvbf_write_mem_DI): Ditto.
1650 (frvbf_write_mem_DF): Ditto.
1651 (frvbf_mem_set_QI): New function.
1652 (frvbf_mem_set_HI): New function.
1653 (frvbf_mem_set_SI): New function.
1654 (frvbf_mem_set_DI): New function.
1655 (frvbf_mem_set_DF): New function.
1656 (frvbf_mem_set_XI): New function.
1657 * interrupts.c (frv_save_data_written_for_interrupts): Handle
1658 CGEN_FN_MEM_QI_WRITE,
1659 CGEN_FN_MEM_HI_WRITE, CGEN_FN_MEM_SI_WRITE, CGEN_FN_MEM_DI_WRITE,
1660 CGEN_FN_MEM_DF_WRITE, CGEN_FN_MEM_XI_WRITE.
1661 * frv.c (frvbf_load_quad_GR): Call frvbf_read_mem_SI.
1662 Call sim_queue_fn_mem_xi_write.
1663 (frvbf_load_quad_FRint): Call frvbf_read_mem_SI.
1664 Call sim_queue_fn_mem_xi_write.
1665 (frvbf_load_quad_CPR): Call frvbf_read_mem_SI.
1666 Call sim_queue_fn_mem_xi_write.
1667 (frvbf_insn_cache_preload): New function.
1668 (frvbf_data_cache_preload): New function.
1669 (frvbf_insn_cache_unlock): New function.
1670 (frvbf_data_cache_unlock): New function.
1671 (frvbf_insn_cache_invalidate): New function.
1672 (frvbf_data_cache_invalidate): New function.
1673 (frvbf_data_cache_flush): New function.
1674 * frv-sim.h (sim-options.h): Include it.
1675 (GET_HSR0): New macro.
1676 (SET_HSR0): New macro.
1677 (GET_HSR0_ICE): New macro.
1678 (SET_HSR0_ICE): New macro.
1679 (GET_HSR0_DCE): New macro.
1680 (SET_HSR0_DCE): New macro.
1681 (GET_HSR0_CBM): New macro.
1682 (GET_HSR0_RME): New macro.
1683 (GET_IHSR8): New macro.
1684 (GET_IHSR8_NBC): New macro.
1685 (frvbf_insn_cache_preload): New function.
1686 (frvbf_data_cache_preload): New function.
1687 (frvbf_insn_cache_unlock): New function.
1688 (frvbf_data_cache_unlock): New function.
1689 (frvbf_insn_cache_invalidate): New function.
1690 (frvbf_data_cache_invalidate): New function.
1691 (frvbf_data_cache_flush): New function.
1692 (insn_non_cache_access): New function.
1693 (frvbf_read_imem_USI): New function.
1694 (frvbf_mem_set_QI): New function.
1695 (frvbf_mem_set_HI): New function.
1696 (frvbf_mem_set_SI): New function.
1697 (frvbf_mem_set_DI): New function.
1698 (frvbf_mem_set_DF): New function.
1699 (frvbf_mem_set_XI): New function.
1700 (frv_options): FRV specific command line options.
1701 * Makefile.in (SIM_OBJS): Add options.o and cache.o.
1702 (SIM_EXTRA_DEPS): Add $(sim-options_h).
1703 (cache.o): New target.
1704 (options.o): New target.
1705 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1706 * cache.h: New file.
1707 * cache.c: New file.
1708 * options.c: New file.
1709
17101999-11-29 Dave Brolley <brolley@cygnus.com>
1711
1712 * traps.c (frvbf_check_non_excepting_load): Use new NE_FLAG macros.
1713 (frvbf_check_non_excepting_divide): Ditto.
1714 (clear_ne_flags): Ditto
1715 (frvbf_commit): Ditto.
1716 * pipeline.c (frv_pipeline_add_insn): Clear the NE index for all insns.
1717 * mloop.in (_parallel_write_init): Clear NE flags here.
1718 * interrupts.c (frv_queue_fp_exception_interrupt): Set NE flags here
1719 for non excepting insns. Also check for masked interrupts here.
1720 (frv_process_interrupts): Write NE flags here.
1721 (set_fp_exception_registers): No longer check for masked interrupts
1722 here.
1723 (check_for_compound_interrupt): No need to worry about masked
1724 interrupts.
1725 * frv-sim.h (frv_interrupt_state): Add f_ne_flags member.
1726 (GET_NE_FLAGS): New macro.
1727 (SET_NE_FLAGS): New macro.
1728 (GET_NE_FLAG): Operate on accumulated argument.
1729 (SET_NE_FLAG): Operate on accumulated argument.
1730 (CLEAR_NE_FLAG): Operate on accumulated argument.
1731 * Makefile.in (FRVBF_INCLUDE_DEPS): Add $(SIM_EXTRA_DEPS)
1732 (frv.o): Correct dependencies.
1733 (traps.o): Ditto.
1734 (pipeline.o): Ditto.
1735 (interrupts.o): Ditto.
1736 (memory.o): Ditto.
1737 * sem.c: Regenerate.
1738
17391999-11-26 Dave Brolley <brolley@cygnus.com>
1740
1741 * traps.c (frvbf_fpu_error): Only call frv_queue_fp_exception if
1742 there is an exception indicated in the mask.
1743 * pipeline.c (frv_pipeline_add_insn): Clear ne_index in the interrupt
1744 state when adding a floating point insn to the pipeline.
1745 * interrupts.c (set_fp_exception_registers): Set NE flag for
1746 non-excepting insns.
1747 * frv-sim.h (frvbf_h_fr_double_get_handler): Mode of data is DF.
1748 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1749 (frvbf_h_fr_int_get_handler): New function.
1750 (frvbf_h_fr_int_set_handler): New function.
1751 (frvbf_set_ne_index): New function.
1752 (NE_NOFLAG): New macro.
1753 (frv_interrupt_state): Add ne_index member.
1754 * frv.c (frvbf_h_fr_double_get_handler): Mode of data is DF.
1755 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1756 (frvbf_h_fr_int_get_handler): New function.
1757 (frvbf_h_fr_int_set_handler): New function.
1758 (frvbf_set_ne_index): New function.
1759 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1760
17611999-11-24 Dave Brolley <brolley@cygnus.com>
1762
1763 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1764
17651999-11-23 Dave Brolley <brolley@cygnus.com>
1766
1767 * frv-sim.h (frvbf_media_cut): New function.
1768 * frv.c (frvbf_media_cut): New function.
1769 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1770
17711999-11-22 Dave Brolley <brolley@cygnus.com>
1772
1773 * frv-sim.h (frvbf_clear_all_accumulators): New function.
1774 * frv.c.h (frvbf_clear_all_accumulators): New function.
1775 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1776
17771999-11-18 Dave Brolley <brolley@cygnus.com>
1778
1779 * pipeline.c (frv_pipeline_add_insn): Only clear MSR0 and FSR0 fields
1780 if this is the first insn of its class in the pipeline.
1781 * frv-sim.h (frvbf_media_register_not_aligned): New function.
1782 * traps.c (frvbf_media_register_not_aligned): New function.
1783 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1784
17851999-11-17 Dave Brolley <brolley@cygnus.com>
1786
1787 * pipeline.c (frv_pipeline_add_insn): Clear MSRx.SIE fields.
1788 * frv-sim.h (OR_MSR_SIE): New macro.
1789 (CLEAR_MSR_SIE): New macro.
1790 (frvbf_media_overflow): Now takes sie argument.
1791 (frv_set_mp_exception_registers): Now takes sie argument.
1792 * interrupts.c (frv_set_mp_exception_registers): Now takes sie argument.
1793 Set MSRx.SIE field.
1794 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1795
17961999-11-15 Dave Brolley <brolley@cygnus.com>
1797
1798 * traps.c (frv_mtrap): New function.
1799 (frvbf_media_cr_not_aligned): New function.
1800 (frvbf_media_acc_not_aligned): New function.
1801 (frvbf_media_overflow): New function.
1802 * pipeline.c (frv_pipeline_add_insn): Clear MSR fields.
1803 * interrupts.c: Call frv_set_mp_exception_registers.
1804 (frv_set_mp_exception_registers): New function.
1805 * frv-sim.h (frv_msr_mtt): New enumeration.
1806 (GET_MSR): New macro.
1807 (SET_MSR): New macro.
1808 (GET_MSR_AOVF): New macro.
1809 (SET_MSR_AOVF): New macro.
1810 (GET_MSR_OVF): New macro.
1811 (SET_MSR_OVF): New macro.
1812 (CLEAR_MSR_OVF): New macro.
1813 (GET_MSR_MTT): New macro.
1814 (SET_MSR_MTT): New macro.
1815 (frv_set_mp_exception_registers): New function.
1816 (frv_mtrap): New function.
1817 (FRV_IS_MEDIA_INSN): New macro.
1818 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1819
18201999-11-10 Dave Brolley <brolley@cygnus.com>
1821
1822 * sim-main.h (_sim_cpu): Add debug_state member.
1823 * mloop.in (_parallel_write_queued): Clear data_written.length.
1824 * interrupts.c (frv_interrupt_table): Offset of BREAK_EXCEPTION
1825 handler is 0xff.
1826 (frv_queue_break_interrupt): New function.
1827 (frv_break_interrupt): New function.
1828 (handle_interrupt): Handle break_interrupt.
1829 (frv_non_operating_interrupt): Now takes interrupt_kind.
1830 * frv-sim.h (frv_queue_break_interrupt): New function.
1831 (frv_break_interrupt): New function.
1832 (frv_break): New function.
1833 (frv_non_operating_interrupt): Now takes interrupt_kind.
1834 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1835
18361999-11-09 Dave Brolley <brolley@cygnus.com>
1837
1838 * pipeline.c (frv_pipeline_add_insn): Clear FSR0.FTT when adding
1839 a floating point insn.
1840 * traps.c (frvbf_fpu_error): Map fpu status to frv interrupts.
1841 * interrupts.c (frv_queue_illegal_instruction_interrupt): Call
1842 frv_queue_fp_exception_interrupt.
1843 (frv_queue_fp_exception_interrupt): New function.
1844 (next_available_fq): New function.
1845 (set_fp_exception_registers): New function.
1846 (set_exception_status_registers): Now returns 1 if interrupt not masked.
1847 (check_for_compound_interrupt): Now returns NULL if interrupt masked.
1848 (frv_program_interrupt): Don't process interrupt if it is masked.
1849 * frv.c (frvbf_h_fr_double_get_handler): Call
1850 frv_queue_fp_exception_interrupt.
1851 (frvbf_h_fr_double_set_handler): Call frv_queue_fp_exception_interrupt.
1852 (frvbf_h_fr_quad_set_handler): Call frv_queue_fp_exception_interrupt.
1853 (frvbf_store_quad_FRint): Call frv_queue_fp_exception_interrupt.
1854 * frv-sim.h: Get/set hardware directly in GET/SET macros.
1855 (frv_fp_exception_info): New struct type.
1856 (frv_interrupt_queue_element): Add fp_info member.
1857 (frv_fsr_traps): New enumeration.
1858 (frv_fsr_ftt): New enumeration.
1859 (frv_sie): New enumeration.
1860 (frv_miv): New enumeration.
1861 (GET_FSR): New macro.
1862 (SET_FSR): New macro.
1863 (GET_FSR_TEM): New macro.
1864 (SET_FSR_QNE): New macro.
1865 (SET_FSR_FTT): New macro.
1866 (GET_FSR_AEXC): New macro.
1867 (SET_FSR_AEXC): New macro.
1868 (GET_FQ): New macro.
1869 (SET_FQ): New macro.
1870 (SET_FQ_OPC): New macro.
1871 (SET_FQ_MIV): New macro.
1872 (SET_FQ_SIE): New macro.
1873 (SET_FQ_FTT): New macro.
1874 (SET_FQ_CEXC): New macro.
1875 (GET_FQ_VALID): New macro.
1876 (SET_FQ_VALID): New macro.
1877 (frv_queue_fp_exception_interrupt): New function.
1878 (FRV_IS_FLOAT_INSN): New macro.
1879
18801999-11-04 Dave Brolley <brolley@cygnus.com>
1881
1882 * traps.c (frvbf_fpu_error): No floating point errors need to be
1883 detected.
1884 * interrupts.c (clear_exception_status_registers): Clear 'valid' fields
1885 of the ESR registers too.
1886 (set_exception_status_registers): Don't set EAR for any precise
1887 interrupts. Register index should be 1 for insns in PIPE_I1. Clear
1888 ESR.EAV and ESR.EDV if not setting them. Set ESR.VALID.
1889 (non_operating_interrupt): No need for return code.
1890 (frv_program_or_software_interrupt): Process interrupt regardless
1891 of operating mode. If PSR.ET was not set at the start of processing,
1892 then stop the simulation with a message.
1893 (frv_save_data_written_for_interrupts): Handle CGEN_FN_XI_WRITE and
1894 CGEN_MEM_XI_WRITE.
1895 * frv.c (frvbf_h_gr_quad_set_handler): New function.
1896 (frvbf_h_fr_quad_set_handler): New function.
1897 (frvbf_h_cpr_quad_set_handler): New function.
1898 (frvbf_load_quad_GR): Renamed from frvbf_load_multiple_GR. Use new
1899 sim_queue_fn_xi_write.
1900 (frvbf_load_quad_FRint): Renamed from frvbf_load_multiple_GR. Use new
1901 sim_queue_fn_xi_write.
1902 (frvbf_load_quad_CPR): Renamed from frvbf_load_multiple_GR. Use new
1903 sim_queue_fn_xi_write.
1904 (frvbf_store_quad_GR): Renamed from frvbf_store_multiple_GR. Use new
1905 sim_queue_mem_xi_write.
1906 (frvbf_store_quad_FRint): Renamed from frvbf_store_multiple_GR. Use new
1907 sim_queue_mem_xi_write.
1908 (frvbf_store_quad_CPR): Renamed from frvbf_store_multiple_GR. Use new
1909 sim_queue_mem_xi_write.
1910 * frv-sim.h (frvbf_h_gr_quad_set_handler): New function.
1911 (frvbf_h_fr_quad_set_handler): New function.
1912 (frvbf_h_cpr_quad_set_handler): New function.
1913 (SET_ESR_VALID): New macro.
1914 (CLEAR_ESR_VALID): New macro.
1915 (CLEAR_ESR_EAV): New macro.
1916 (CLEAR_ESR_EDV): New macro.
1917 * sem.c: Regenerate.
1918
19191999-11-02 Dave Brolley <brolley@cygnus.com>
1920
1921 * traps.c (frv_core_signal): Call
1922 frv_queue_mem_address_not_aligned_interrupt.
1923 * mloop.in (_parallel_write_queued): Call
1924 frv_save_data_written_for_interrupts.
1925 * frv.c (frvbf_h_gr_double_get_handler): Call
1926 frv_queue_register_exception_interrupt.
1927 (frvbf_h_cpr_double_get_handler): Call
1928 frv_queue_register_exception_interrupt.
1929 (frvbf_h_cpr_double_set_handler): Call
1930 frv_queue_register_exception_interrupt.
1931 (frvbf_load_multiple_GR): Call
1932 frv_queue_register_exception_interrupt.
1933 (frvbf_store_multiple_GR): Call
1934 frv_queue_register_exception_interrupt.
1935 (frvbf_load_multiple_CPR): Call
1936 frv_queue_register_exception_interrupt.
1937 (frvbf_store_multiple_CPR): Call
1938 frv_queue_register_exception_interrupt.
1939 (frvbf_h_tbr_get_handler): Fix TBR.TBA mask.
1940 * interrupts.c (frv_queue_software_interrupt): Now returns interrupt
1941 queue element.
1942 (frv_queue_program_interrupt): Now returns interrupt queue element.
1943 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
1944 element.
1945 (frv_queue_interrupt): Now returns interrupt queue element.
1946 (frv_queue_register_exception_interrupt): New function.
1947 (frv_queue_mem_address_not_aligned_interrupt): New function.
1948 (frv_save_data_written_for_interrupts): New function.
1949 (next_available_edr): EDR registers available in blocks of 4.
1950 (clear_exception_status_registers): New function.
1951 (set_exception_status_registers): Pass esr to SET_ESR* macros.
1952
1953 * frv-sim.h (struct frv_data_written): New struct type.
1954 (frv_interrupt_queue_element): Add data_written member.
1955 (frv_queue_software_interrupt): Now returns interrupt queue element.
1956 (frv_queue_program_interrupt): Now returns interrupt queue element.
1957 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
1958 element.
1959 (frv_queue_interrupt): Now returns interrupt queue element.
1960 (frv_queue_register_exception_interrupt): New function.
1961 (frv_queue_mem_address_not_aligned_interrupt): New function.
1962 (frv_save_data_written_for_interrupts): New function.
1963
19641999-10-27 Dave Brolley <brolley@cygnus.com>
1965
1966 * interrupts.c (ITABLE_ENTRY): New macro.
1967 (frv_interrupt_table): Add exception codes.
1968 (next_available_esr): New function.
1969 (next_available_edr): New function.
1970 (set_edr_register): New function.
1971 (set_exception_status_registers): New function.
1972 (check_for_compound_interrupt): Record information on all interrupts
1973 found.
1974 (frv_program_interrupt): Always call check_for_compound_interrupt.
1975 * frv.c (frvbf_h_pc_set_handler): Removed.
1976 (frvbf_h_spr_get_handler): Handle LR register.
1977 (frvbf_h_spr_set_handler): Handle LR register.
1978 (frvbf_h_lr_get_handler): New function.
1979 (frvbf_h_lr_set_handler): New function.
1980 * frv-sim.h (frvbf_h_lr_get_handler): New function.
1981 (frvbf_h_lr_set_handler): New function.
1982 (frv_ec): New enumeration.
1983 (frv_interrupt): Add frv_ec field.
1984 (frv_rec): New enumeration.
1985 (frv_daec): New enumeration.
1986 (frv_interrupt_queue_element): Add eaddress, rec, iaec, daec fields.
1987 (SET_ESR_EC): New macro.
1988 (SET_ESR_REC): New macro.
1989 (SET_ESR_IAEC): New macro.
1990 (SET_ESR_DAEC): New macro.
1991 (SET_ESR_EAV): New macro.
1992 (GET_ESR_EDV): New macro.
1993 (SET_ESR_EDV): New macro.
1994 (GET_ESR_EDN): New macro.
1995 (SET_ESR_EDN): New macro.
1996 (GET_ESR): New macro.
1997 (SET_ESR): New macro.
1998 (SET_EPCR): New macro.
1999 (SET_EAR): New macro.
2000 (SET_EDR): New macro.
2001 (GET_ESFR): New macro.
2002 (SET_ESFR): New macro.
2003 * cpu.c,cpu.h,sem.c: Rebuild.
2004
20051999-10-26 Dave Brolley <brolley@cygnus.com>
2006
2007 * traps.c (frvbf_check_non_excepting_load): Only set NESR, NECR, NEEAR
2008 if mach is frv.
2009 (clear_nesr_neear): Only execute if mach is frv.
2010
20111999-10-22 Dave Brolley <brolley@cygnus.com>
2012
2013 * sim-main.h (sim_cpu): Add pipeline.
2014 (CPU_PIPELINE): New macro.
2015 * mloop.in (_parallel_write_queued): Maintain pc in cpu during writes.
2016 (main loop): Maintain pc in cpu.
2017 * frv-sim.h (frv_queue_software_interrupt): New interface.
2018 (frv_queue_program_interrupt): New interface.
2019 (frv_queue_illegal_instruction_interrupt: New interface.
2020 (frv_queue_interrupt): New interface.
2021 (frv_detect_insn_access_interrupts): New interface.
2022 (frv_process_interrupts): New interface.
2023 (frv_program_interrupt): New interface.
2024 (frv_software_interrupt): New interface.
2025 (frv_program_or_software_interrupt): New interface.
2026 (FRV_PIPELINE): Moved from pipline.c.
2027 (frv_pipeline_reset): New interface.
2028 (frv_pipeline_add_insn): New interface.
2029 * interrupts.c (frv_queue_software_interrupt): New interface.
2030 (frv_queue_program_interrupt): New interface.
2031 (frv_queue_illegal_instruction_interrupt: New interface.
2032 (frv_queue_interrupt): New interface.
2033 (frv_detect_insn_access_interrupts): New interface.
2034 (frv_process_interrupts): New interface.
2035 (frv_program_interrupt): New interface.
2036 (frv_software_interrupt): New interface.
2037 (frv_program_or_software_interrupt): New interface.
2038 * frv.c: Use new interfaces.
2039 * pipeline.c: Use new interfaces.
2040 * traps.c: Use new interfaces.
2041 * memory.c: Use new interfaces.
2042 (frv_address_forbidden): No longer static.
2043
20441999-10-19 Dave Brolley <brolley@cygnus.com>
2045
2046 * traps.c (frvbf_check_non_excepting_load): Set NESR.DAEC, NESR.REC and
2047 NESR.EC.
2048 * mloop.in (_parallel_write_queued): Handle CGEN_FN_PC_WRITE.
2049 * frv.c (frvbf_h_pc_set_handler): New function.
2050 * interrupts.c (frv_detect_data_interrupt): Removed.
2051 (address_forbidden): Removed.
2052 * frv-sim.h (frv_detect_data_interrupt): Removed.
2053 (NESR_MEM_ADDRESS_NOT_ALIGNED): New macro.
2054 (NESR_REGISTER_NOT_ALIGNED): New macro.
2055 (NESR_UQI_SIZE): New macro.
2056 (NESR_QI_SIZE): New macro.
2057 (NESR_UHI_SIZE): New macro.
2058 (NESR_HI_SIZE): New macro.
2059 (NESR_SI_SIZE): New macro.
2060 (NESR_DI_SIZE): New macro.
2061 (NESR_XI_SIZE): New macro.
2062 (GET_NESR_DAEC): New macro.
2063 (SET_NESR_DAEC): New macro.
2064 (GET_NESR_REC): New macro.
2065 (SET_NESR_REC): New macro.
2066 (GET_NESR_EC): New macro.
2067 (SET_NESR_EC): New macro.
2068 (frvbf_read_mem_QI): New function.
2069 (frvbf_read_mem_UQI): New function.
2070 (frvbf_read_mem_HI): New function.
2071 (frvbf_read_mem_UHI): New function.
2072 (frvbf_read_mem_SI): New function.
2073 (frvbf_read_mem_WI): New function.
2074 (frvbf_read_mem_DI): New function.
2075 (frvbf_read_mem_DF): New function.
2076 (frvbf_write_mem_QI): New function.
2077 (frvbf_write_mem_UQI): New function.
2078 (frvbf_write_mem_HI): New function.
2079 (frvbf_write_mem_UHI): New function.
2080 (frvbf_write_mem_SI): New function.
2081 (frvbf_write_mem_WI): New function.
2082 (frvbf_write_mem_DI): New function.
2083 (frvbf_write_mem_DF): New function.
2084 * Makefile.in (SIM_OBJS): Add memory.o.
2085 * cpu.c,cpu.h,sem.c: Rebuild.
2086
20871999-10-18 Dave Brolley <brolley@cygnus.com>
2088
2089 * sim-if.c (sim_open): Use a real fpu error function.
2090 * pipeline.c (frv_pipeline_add_insn): Don't add invalid insns.
2091 * mloop.in (_parallel_write_queued): Clear queue after writing.
2092 * interrupts.c (check_for_compound_interrupt): New function.
2093 (non_operating_interrupt): New function.
2094 * frv-sim.h (frvbf_h_gr_double_get_handler): New function.
2095 (frvbf_h_gr_double_set_handler): New function.
2096 (frvbf_h_fr_double_get_handler): New function.
2097 (frvbf_h_fr_double_set_handler): New function.
2098 (frvbf_h_cpr_double_get_handler): New function.
2099 (frvbf_h_cpr_double_set_handler): New function.
2100 (frv_interrupt_queue_element): New struct type.
2101 (frv_queue_program_interrupt): Now takes pc.
2102 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2103 (frv_queue_interrupt): Now takes pc.
2104 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2105 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2106 (frvbf_division_exception): New function.
2107 (frvbf_fpu_error): New function.
2108 (frvbf_load_multiple_GR): New function.
2109 (frvbf_load_multiple_FR): New function.
2110 (frvbf_load_multiple_CPR): New function.
2111 * frv.c (frvbf_h_gr_double_get_handler): New function.
2112 (frvbf_h_gr_double_set_handler): New function.
2113 (frvbf_h_fr_double_get_handler): New function.
2114 (frvbf_h_fr_double_set_handler): New function.
2115 (frvbf_h_cpr_double_get_handler): New function.
2116 (frvbf_h_cpr_double_set_handler): New function.
2117 (frv_interrupt_queue_element): New struct type.
2118 (frv_queue_program_interrupt): Now takes pc.
2119 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2120 (frv_queue_interrupt): Now takes pc.
2121 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2122 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2123 (frvbf_fpu_error): New function.
2124 (frvbf_load_multiple_GR): New function.
2125 (frvbf_load_multiple_FR): New function.
2126 (frvbf_load_multiple_CPR): New function.
2127 * traps.c (frvbf_division_exception): New function.
2128 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2129
21301999-10-12 Dave Brolley <brolley@cygnus.com>
2131
2132 * mloop.in (new_vpc): New variable.
2133 (main loop): Call frv_detect_insn_access_interrupts. Call
2134 frv_detect_data_interrupts.
2135 * interrupts.c (access_queued_to): New function.
2136 (frv_detect_data_interrupts): New function.
2137 (frv_detect_insn_access_interrupts): New function.
2138 (frv_program_or_software_interrupt): Set PSR.S.
2139 * frv-sim.h (frv_detect_data_interrupts): New function.
2140 (frv_detect_insn_interrupts): New function.
2141
21421999-10-07 Dave Brolley <brolley@cygnus.com>
2143
2144 * frv-sim.h (frvbf_h_gr_hi_get_handler): New function.
2145 (frvbf_h_gr_hi_set_handler): New function.
2146 (frvbf_h_gr_lo_get_handler): New function.
2147 (frvbf_h_gr_lo.set_handler): New function.
2148 * frv.c (frvbf_h_gr_hi_get_handler): New function.
2149 (frvbf_h_gr_hi_set_handler): New function.
2150 (frvbf_h_gr_lo_get_handler): New function.
2151 (frvbf_h_gr_lo.set_handler): New function.
2152 (frvbf_model_fr500_u_integer): New function.
2153 * arch.h,cpu.h,cpu.c,decode.h,decode.c,model.c,sem.c: Rebuild.
2154
21551999-10-04 Dave Brolley <brolley@cygnus.com>
2156
2157 * traps.c: Use sim_engine_abort.
2158 * pipeline.c (frv_pipeline): Add field for insn major.
2159 (add_next_to_pipe): Return address of matching pipeline.
2160 (find_major_in_pipeline): New function.
2161 (check_insn_major_constraints: New function.
2162 (frv_pipeline_add_insn): Add checks for insn major constraints.
2163 * interrupts.c (frv_process_interrupts): Use sim_engine_abort.
2164 * frv.c (frvbf_h_spr_get_handler): No need to abort.
2165
2166Thu Sep 30 18:10:25 1999 Dave Brolley <brolley@cygnus.com>
2167
2168 * pipeline.c: New file.
2169 * mloop.in (main loop): Call frv_pipeline_reset.
2170 Call frv_pipeline_add_insn.
2171 * frv-sim.h (frv_pipeline_reset): New function.
2172 (frv_pipeline_add_insn): New function.
2173 * Makefile.in (SIM_OBJS): Add pipeline.o
2174
21751999-09-29 Doug Evans <devans@casey.cygnus.com>
2176
2177 * sem.c: Rebuild.
2178 * traps.c (sim_engine_invalid_insn): New arg `vpc'. Change type of
2179 result to SEM_PC. Return vpc.
2180
2181Wed Sep 29 16:01:52 1999 Dave Brolley <brolley@cygnus.com>
2182
2183 * interrupts.c (frv_interrupt_table): DATA_STORE_ERROR is imprecise.
2184 (frv_queue_interrupt): Don't detect identical interrupts here.
2185
2186Wed Sep 29 14:49:52 1999 Dave Brolley <brolley@cygnus.com>
2187
2188 * interrupts.c: New file.
2189 * traps.c (sim_engine_invalid_insn): Return PC of next insn.
2190 (frv_software_interrupt): Moved to interrupts.c.
2191 (frv_itrap): New interface. Call frv_queue_software_interrupt.
2192 * mloop.in (@cpu@_parallel_write_init): set previous_vliw_pc.
2193 (@cpu@_perform_writeback): New function.
2194 (main loop): Call frv_process_interrupts.
2195 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2196 (frv_itrap): New interface.
2197 (frv_interrupt_class): New enumeration.
2198 (frv_interrupt_kind): New enumeration.
2199 (struct frv_interrupt): New struct type.
2200 (frv_interrupt_table): New table of interrupt information.
2201 (FRV_INTERRUPT_QUEUE_SIZE): New macro.
2202 (struct frv_interrupt_state): New struct type.
2203 (frv_interrupt_state): New global variable.
2204 (previous_vliw_pc): New global variable.
2205 (frv_queue_software_interrupt): New function.
2206 (frv_queue_program_interrupt): New function.
2207 (frv_queue_interrupt): New function.
2208 (frv_process_interrupts): New function.
2209 (frv_program_interrupt): New function.
2210 (frv_software_interrupt): New function.
2211 (frv_program_or_software_interrupt): New function.
2212 (frv_clear_interrupt_classes): New function.
2213 * frv.c (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2214 * Makefile.in (SIM_OBJS): Add interrupts.o
2215 * sem.c: Rebuild.
2216
22171999-09-25 Doug Evans <devans@casey.cygnus.com>
2218
2219 * cpu.h,cpuall.h,decode.c,sem.c: Rebuild.
2220
2221Tue Sep 21 17:16:47 1999 Dave Brolley <brolley@cygnus.com>
2222
2223 * mloop.in (main loop): Determine last insn from scache entry.
2224 * cpu.h: Rebuild.
2225 * cpuall.h: Rebuild.
2226
2227Tue Sep 14 14:21:31 1999 Dave Brolley <brolley@cygnus.com>
2228
2229 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): New flag.
2230 (NECR_ELOS): Define as unshifted value.
2231 (NECR_NEN): Define as unshifted value.
2232 (NECR_VALID): Define as unshifted value.
2233 (SET_NESR): Rewite to use post-write queue.
2234 (SET_NESR_VALID): Rewite to operate on argument.
2235 (SET_NESR_EAV): Rewite to operate on argument.
2236 (SET_NESR_FR): Rewite to operate on argument.
2237 (CLEAR_NESR_FR): Rewite to operate on argument.
2238 (SET_NESR_DRN): Rewite to operate on argument.
2239 (SET_NESR_SIZE): Rewite to operate on argument.
2240 (SET_NESR_NEAN): Rewite to operate on argument.
2241 (SET_NEEAR): Rewite to use post-write queue.
2242 (SET_NE_FLAG): Rewite to use post-write queue.
2243 (CLEAR_NE_FLAG): Rewite to use post-write queue.
2244 * traps.c (frv_software_interrupt): Rewite to use post-write queue.
2245 (frv_rett): Rewite to use post-write queue.
2246 (next_available_nesr): Rewrite to use new macro interfaces.
2247 (next_valid_nesr): Ditto.
2248 (frvbf_check_non_excepting_load): Ditto.
2249 (frvbf_check_recovering_store): Ditto.
2250 (clear_nesr_neear): Ditto.
2251 (clear_ne_flags): Ditto.
2252 * mloop.in (main loop): Update PCSR with address of next VLIW insn
2253 when flag is set.
2254 * frv.c (frvbf_h_spr_get_handler): Shift register fields here now.
2255 (frvbf_store_multiple_GR): Rewite to use post-write queue.
2256 (frvbf_store_multiple_FRint): Rewite to use post-write queue.
2257 (frvbf_store_multiple_CPR): Rewite to use post-write queue.
2258 * Makefile.in (frv.o): Depend on cgen-par.h.
2259
2260Fri Sep 10 17:03:15 1999 Dave Brolley <brolley@cygnus.com>
2261
2262 * frv-sim.h (frvbf_set_write_next_vliw_addr_to_LR): New function.
2263 (frvbf_write_next_vliw_addr_to_LR): New flag.
2264 * frv.c (frvbf_set_write_next_vliw_addr_to_LR): New function.
2265 * mloop.in: Only take the first branch in a VLIW insn. Set LR to the
2266 address of the next VLIW insn if flag is set.
2267 * cpu.h,decode.c,sem.c: Rebuild.
2268
2269Tue Sep 7 13:44:23 1999 Dave Brolley <brolley@cygnus.com>
2270
2271 * mloop.in: Limit parallel insns to MAX_PARALLEL_INSNS.
2272 * sem.c: Rebuild.
2273
22741999-09-02 Doug Evans <devans@casey.cygnus.com>
2275
2276 * configure: Regenerated to track ../common/aclocal.m4 changes.
2277
22781999-09-01 Doug Evans <devans@casey.cygnus.com>
2279
2280 * decode.c: Rebuild.
2281
2282Mon Aug 30 17:54:57 1999 Dave Brolley <brolley@cygnus.com>
2283
2284 * traps.c (frv_rett): New function.
2285 * frv.c (frvbf_h_spr_get_handler): Handle bpsr.
2286 (frvbf_h_spr_set_handler): Handle bpsr.
2287 (frvbf_h_bpsr_get_handler): New function.
2288 (frvbf_h_bpsr_set_handler): New function.
2289 * frv-sim.h (frv_rett): New function.
2290 (frvbf_h_bpsr_get_handler): New function.
2291 (frvbf_h_bpsr_set_handler): New function.
2292 * mloop.in: Read actual packing bit.
2293 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2294
2295Tue Aug 31 16:04:37 1999 Dave Brolley <brolley@cygnus.com>
2296
2297 * traps.c (WANT_CPU): New macro.
2298 (WANT_CPU_FRVBF): New macro.
2299 (frvbf_check_recovering_store): Use registers for source and queue
2300 writes.
2301 * mloop.in: New main loop for parallel support.
2302 (@cpu@_parallel_write_init): New function.
2303 (@cpu@_parallel_write_queued): New function.
2304 * frv-sim.h (set_icc_for_shift_left): New interface.
2305 (set_icc_for_shift_right): New interface.
2306 (frvbf_check_recovering_store): New interface.
2307 * frv.c (set_icc_for_shift_left): Pass and return icc value.
2308 (set_icc_for_shift_right): Pass and return icc value.
2309 (frvbf_check_recovering_store): New interface.
2310 * Makefile.in (FRV_OBJS): Add cgen-par.o.
2311 (stamp-mloop): Add cgen parallel options.
2312 (stamp-arch): Remove with-profile option.
2313 (stamp-cpu): Add cgen parallel options.
2314 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2315
23161999-08-28 Doug Evans <devans@casey.cygnus.com>
2317
2318 * cpu.h,decode.c,sem.c: Rebuild.
2319
2320Wed Aug 25 12:25:04 1999 Dave Brolley <brolley@cygnus.com>
2321
2322 * arch.h,cpu.h,decode.h,model.c,sem.c: Rebuild.
2323
2324Thu Aug 19 17:59:00 1999 Dave Brolley <brolley@cygnus.com>
2325
2326 * configure.in: fr500 now the default model.
2327 * configure: Regenerate.
2328 * frv.c: Change frv-1 to frv-gen.
2329 (frvbf_model_fr500_u_exec): New function.
2330 * Makefile.in (stamp-cpu): Use 'mach=frv,fr500' to build decoder.
2331 * mloop.in: Fix typos in comments.
2332 * arch.c,arch.h,cpu.h,cpuall.h,decode.h,model.c,sem.c: Rebuild.
2333
23341999-08-17 Dave Brolley <brolley@cygnus.com>
2335
2336 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2337
23381999-08-09 Doug Evans <devans@casey.cygnus.com>
2339
2340 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2341
23421999-08-04 Doug Evans <devans@casey.cygnus.com>
2343
2344 * cpu.h,cpuall.h,decode.c,model.c,sem.c: Rebuild.
2345
2346Fri Jul 16 14:50:15 1999 Dave Brolley <brolley@cygnus.com>
2347
2348 * frv.c (frvbf_fetch_register): Use GDB register number macros.
2349 (frvbf_store_register): Use GDB register number macros.
2350 (frvbf_cut): New function.
2351 * frv-sim.h (GR_REGNUM_MAX): New macro.
2352 (FR_REGNUM_MAX): New macro.
2353 (PC_REGNUM): New macro.
2354 (LR_REGNUM): New macro.
2355 (frvbf_cut): New function.
2356 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2357
23581999-07-15 Stan Shebs <shebs@andros.cygnus.com>
2359
2360 * frv.c (frvbf_fetch_register): Add ability to get LR register,
2361 add default for unhandled registers.
2362 (frvbf_store_register): Add ability to set LR register.
2363
23641999-07-14 Stan Shebs <shebs@andros.cygnus.com>
2365
2366 * frv.c (frvbf_fetch_register, frvbf_store_register): Fill in.
2367 (decode_gdb_dr_regnum): Remove, not used.
2368
23691999-07-13 Michael Meissner <meissner@cygnus.com>
2370
2371 * Makefile.in (SIM_EXTRA_FLAGS): Incorporate @sim_trapdump@.
2372
2373 * configure.in (--enable-sim-trapdump): New switch to make unknown
2374 traps dump the register contents, instead of doing the trap thing.
2375 * configure: Regenerate.
2376
2377 * frv-sim.h (TRAP_BREAKPOINT): Define as 81, so it can be used.
2378 (TRAP_REGDUMP{1,2}): Define to provide register dumping support
2379 temporarily.
2380
2381 * traps.h (toplevel): Include bfd.h, libiberity.h.
2382 (frv_itrap): Add support for --enable-sim-trapdump and traps 2,3
2383 dumping the registers.
2384
2385Thu Jul 8 10:57:39 1999 Dave Brolley <brolley@cygnus.com>
2386
2387 * Makefile.in (SIM_EXTRA_LIBS): Removed. libm no longer needed.
2388
2389Wed Jul 7 17:01:12 1999 Dave Brolley <brolley@cygnus.com>
2390
2391 * cpu.c,cpu.h,decode.c,model.c,sem.c: Rebuild.
2392
2393Tue Jul 6 16:12:18 1999 Dave Brolley <brolley@cygnus.com>
2394
2395 * frv.c (frvbf_square_root_SF): Removed.
2396 (frvbf_square_root_DF): Removed.
2397 (frvbf_h_fr_double_get_handler): Removed.
2398 (frvbf_h_fr_double_set_handler): Removed.
2399 (frvbf_h_fr_int_get_handler): Removed.
2400 (frvbf_h_fr_int_set_handler): Removed.
2401 * frv-sim.h (frvbf_square_root_SF): Removed.
2402 (frvbf_square_root_DF): Removed.
2403 (frvbf_h_fr_double_get_handler): Removed.
2404 (frvbf_h_fr_double_set_handler): Removed.
2405 (frvbf_h_fr_int_get_handler): Removed.
2406 (frvbf_h_fr_int_set_handler): Removed.
2407 * decode.c,decode.h,model.c,sem.c: Rebuild.
2408
24091999-07-05 Doug Evans <devans@casey.cygnus.com>
2410
2411 * Makefile.in (SIM_OBJS): Add cgen-fpu.o, cgen-accfp.o.
2412 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2413 * sim-if.c (sim_open): Initialize fpu.
2414 * frv-sim.h (SETMEMSF,SETMEMDF): Delete.
2415 * frv.c (frvbf_store_multiple_FRint): Replace frvbf_h_fr_int_get
2416 with frvbf_h_fr_get.
2417
2418Wed Jun 30 15:56:56 1999 Dave Brolley <brolley@cygnus.com>
2419
2420 * frv-sim.h (NESR_RANGE): New macro.
2421 (NO_NESR): New macro.
2422 (GET_NESR_VALID): New macro.
2423 (next_ne_index): Removed.
2424 * traps.c (next_available_nesr): New function.
2425 (next_valid_nesr): New function.
2426 (frvbf_check_non_excepting_load): Use next_available_nesr.
2427 (frvbf_check_recovering_store): Use next_available_nesr and
2428 next_valid_nesr.
2429 (clear_nesr_neear): Use next_available_nesr and next_valid_nesr.
2430 (frvbf_check_recovering_store): Only consider one matching register.
2431 * sem.c: Rebuild.
2432
2433Tue Jun 29 16:54:32 1999 Dave Brolley <brolley@cygnus.com>
2434
2435 * frv.c (frvbf_square_root_SF): New function.
2436 (frvbf_square_root_DF): New function.
2437 (frvbf_h_fr_double_get_handler): New function.
2438 (frvbf_h_fr_double_set_handler): New function.
2439 * frv-sim.h (frvbf_square_root_SF): New function.
2440 (frvbf_square_root_DF): New function.
2441 (frvbf_h_fr_double_get_handler): New function.
2442 (frvbf_h_fr_double_set_handler): New function.
2443 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c: Rebuild.
2444
24451999-06-28 Dave Brolley <brolley@cygnus.com>
2446
2447 * decode.c,decode.h,model.c,sem.c: Regenerate.
2448
2449Thu Jun 24 17:26:32 1999 Dave Brolley <brolley@cygnus.com>
2450
2451 * Makefile.in (SIM_EXTRA_LIBS): Add -lm.
2452 * frv-sim.h (frvbf_h_fr_int_get_handler): New function.
2453 (frvbf_h_fr_int_set_handler): New function.
2454 (frvbf_store_multiple_FRint): New function.
2455 (frvbf_square_root_SF): New function.
2456 * frv.c (frvbf_h_fr_int_get_handler): New function.
2457 (frvbf_h_fr_int_set_handler): New function.
2458 (frvbf_store_multiple_FRint): New function.
2459 (frvbf_square_root_SF): New function.
2460 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2461
24621999-06-23 Doug Evans <devans@casey.cygnus.com>
2463
2464 * Makefile.in (stamp-mloop): Delete -fast -pbb -switch args
2465 to genmloop.sh. Pass -scache instead.
2466 (mloop.o): Delete sem-switch.c dependency.
2467 (sem-switch.c): Delete rule.
2468 (stamp-cpu): Don't build sem-switch.c.
2469 * sem-switch.c: Delete.
2470 * mloop.in (xfull-exec-*): Fix call to execute.
2471 * tconfig.in (WITH_SCACHE_PBB): Define as 0.
2472
2473 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2474
2475Tue Jun 22 16:23:57 1999 Dave Brolley <brolley@cygnus.com>
2476
2477 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2478
2479Mon Jun 21 17:34:10 1999 Dave Brolley <brolley@cygnus.com>
2480
2481 * mloop.in (execute): Force gr0 to zero before each insn.
2482 * cpu.h,cpu.c,decode.c,sem.c,sem-switch.c: Regenerate.
2483
24841999-06-18 Doug Evans <devans@casey.cygnus.com>
2485
2486 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2487
2488Fri Jun 18 17:49:23 1999 Dave Brolley <brolley@cygnus.com>
2489
2490 * frv.c (frvbf_h_gr_get_handler): New function.
2491 (frvbf_h_gr_set_handler): New function:
2492 (frvbf_store-multiple_GR): New function:
2493 (frvbf_store-multiple_FR): New function:
2494 (frvbf_store-multiple_CPR): New function:
2495 * frv-sim.h (frvbf_h_gr_get_handler): New function.
2496 (frvbf_h_gr_set_handler): New function:
2497 (frvbf_store-multiple_GR): New function:
2498 (frvbf_store-multiple_FR): New function:
2499 (frvbf_store-multiple_CPR): New function:
2500 * traps.c (frv_itrap): Implement proper syscalls interface.
2501 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2502
2503Fri Jun 18 14:36:23 1999 Dave Brolley <brolley@cygnus.com>
2504
2505 * traps.c (frvbf_check_non_excepting_divide): New function.
2506 (frvbf_check_recovering_store): New function.
2507 (clear_nesr_neear): New function.
2508 (clear_ne_flags): New function.
2509 (frvbf_commit): New function.
2510
2511 * frv-sim.h (frvbf_check_non_excepting_divide): New function.
2512 (frvbf_check_recovering_store): New function.
2513 (clear_nesr_neear): New function.
2514 (clear_ne_flags): New function.
2515 (frvbf_commit): New function.
2516 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2517
25181999-06-16 Dave Brolley <brolley@cygnus.com>
2519
2520 * frv.c (frvbf_h_spr_get_handler): Handle SPR_NECR.
2521 (frvbf_h_spr_set_handler): Handle SPR_NECR.
2522 * traps.c (next_ne_index): New variable.
2523 (frvbf_check_non_excepting_load): New function.
2524 * frv-sim.h (NECR_ELOS): New macro.
2525 (NECR_NEN): New macro.
2526 (NECR_VALID): New macro.
2527 (SET_NESR_VALID): New macro.
2528 (SET_NESR_EAV): New macro.
2529 (SET_NESR_FR): New macro.
2530 (CLEAR_NESR_FR): New macro.
2531 (SET_NESR_DRN): New macro.
2532 (SET_NESR_SIZE): New macro.
2533 (SET_NESR_NEAN): New macro.
2534 (SET_NEEAR): New macro.
2535 (GET_NE_FLAG): New macro.
2536 (SET_NE_FLAG): New macro.
2537 (CLEAR_NE_FLAG): New macro.
2538 (frvbf_check_non_excepting_load): New function:
2539 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2540
2541Wed Jun 9 18:12:49 1999 Dave Brolley <brolley@cygnus.com>
2542
2543 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2544
2545Tue Jun 8 18:13:51 1999 Dave Brolley <brolley@cygnus.com>
2546
2547 * frv.c (cr_logic): Correct andcr, nandcr, andncr and nandncr.
2548 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2549
2550Mon Jun 7 17:09:15 1999 Dave Brolley <brolley@cygnus.com>
2551
2552 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2553
25541999-06-07 Dave Brolley <brolley@cygnus.com>
2555
2556 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2557
2558Thu Jun 3 17:33:31 1999 Dave Brolley <brolley@cygnus.com>
2559
2560 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2561
2562Wed Jun 2 17:50:21 1999 Dave Brolley <brolley@cygnus.com>
2563
2564 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2565
2566Tue Jun 1 17:58:53 1999 Dave Brolley <brolley@cygnus.com>
2567
2568 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2569
2570Mon May 31 17:57:25 1999 Dave Brolley <brolley@cygnus.com>
2571
2572 * traps.c (frv_software_interrupt): Pass current_cpu to
2573 frvbf_h_psr_esr_get.
2574 (frv_software_interrupt): Calculate the new PC based on TBR.
2575 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2576
25771999-05-31 Dave Brolley <brolley@cygnus.com>
2578
2579 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2580
2581Thu May 27 17:42:00 1999 Dave Brolley <brolley@cygnus.com>
2582
2583 * frv-sim.h (frvbf_h_cccr_get_handler): New function.
2584 (frvbf_h_cccr_set_handler): New function.
2585 (frvbf_scan_result): New function.
2586 (frvbf_cr_logic): New function.
2587 * frv.c (frvbf_h_cccr_get_handler): New function.
2588 (frvbf_h_cccr_set_handler): New function.
2589 (frvbf_scan_result): New function.
2590 (frvbf_cr_logic): New function.
2591 (cr_ops,cr_result,cr_logic): New table.
2592 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2593
25941999-05-25 Dave Brolley <brolley@cygnus.com>
2595
2596 * frv.c (frvbf_h_spr_get_handler): Add support for TBR and PSR.
2597 (frvbf_h_spr_set_handler): Add support for TBR and PSR.
2598 (frv_psr_get_handler): New function.
2599 (frv_psr_set_handler): New function.
2600 (frv_tbr_get_handler): New function.
2601 (frv_tbr_set_handler): New function.
2602 (frvbf_h_ccr_get_handler): Add support for fCC.
2603 (frvbf_h_ccr_set_handler): Add support for fCC.
2604 * frv-sim.h (frv_psr_get_handler): New function.
2605 (frv_psr_set_handler): New function.
2606 (frv_tbr_get_handler): New function.
2607 (frv_tbr_set_handler): New function.
2608 * traps.c (frv_software_interrupt): Implement.
2609 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2610
2611Thu May 20 16:39:27 1999 Dave Brolley <brolley@cygnus.com>
2612
2613 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2614
26151999-05-18 Dave Brolley <brolley@cygnus.com>
2616
2617 * frv.c: (frvbf_set_icc_for_shift_left): New function.
2618 (frvbf_set_icc_for_shift_right): New function.
2619 * frv-sim.h (frvbf_set_icc_for_shift_left): New function.
2620 (frvbf_set_icc_for_shift_right): New function.
2621 (SETMEMSF): New Macro.
2622 (SETMEMDF): New Macro.
2623 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2624
2625Thu May 13 17:14:49 1999 Dave Brolley <brolley@cygnus.com>
2626
2627 * frv.c (frvbf_h_ccr_get_handler): New function.
2628 (frvbf_h_ccr_set_handler): New function.
2629 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2630
2631Tue May 11 16:13:15 1999 Dave Brolley <brolley@cygnus.com>
2632
2633 * frv-sim.h (frvbf_h_spr_get_handler,frvbf_h_spr_set_handler,
2634 frvbf_h_isr_get_handler, frvbf_h_isr_set_handler): New functions.
2635 * frv.c: Likewise.
2636 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2637
26381999-05-10 Dave Brolley <brolley@cygnus.com>
2639
2640 * cpu.h,cpu.c,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2641
2642Thu May 6 16:48:21 1999 Dave Brolley <brolley@cygnus.com>
2643
2644 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2645 * frv-sim.h (TRAP_SYSCALL): Define as 0x80.
2646
2647Wed May 5 11:52:24 1999 Dave Brolley <brolley@cygnus.com>
2648
2649 * traps.c (frv_software_interrupt): New function.
2650 (frv_itrap): New function.
2651 * frv-sim.h (TRAP_SYSCALL): define as 0.
2652 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2653
2654Mon May 3 13:49:21 1999 Dave Brolley <brolley@cygnus.com>
2655
2656 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2657
2658Thu Apr 29 17:37:06 1999 Dave Brolley <brolley@cygnus.com>
2659
2660 * Directory created.
A mirror of the official binutils-gdb repository