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Added new SH4 testcases
[thirdparty/binutils-gdb.git] / sim / frv / ChangeLog
CommitLineData
9a29f3ca
DB		 12003-10-31 Dave Brolley <brolley@redhat.com>
2
162cec1b 3 * frv-sim.h (LR_REGNUM): Removed.
073926e5 4 (SPR_REGNUM_MIN,SPR_REGNUM_MAX): New macros.
9a29f3ca 5 * frv.c (frvbf_fetch_register): Fetch SPR registers based on
073926e5 6 SPR_REGNUM_MIN and SPR_REGNUM_MAX. Check whether SPRs are implemented.
9a29f3ca
DB		 7 Return 0 for an unimplemented register. Return the length of the data
8 for an implemented register.
9 (frvbf_store_register): Ditto.
10
fc0a2244
AC		 112003-10-30 Andrew Cagney <cagney@redhat.com>
12
13 * traps.c: Replace "struct symbol_cache_entry" with "struct
14 bfd_symbol".
15
29a79ca0
DB		 162003-10-10 Dave Brolley <brolley@redhat.com>
17
18 * cpu.h, sem.c: Regenerate.
19
e930b1f5
DB		 202003-10-06 Dave Brolley <brolley@redhat.com>
21
22 * profile-fr550.[ch]: New files.
23 * configure.in: Move frv handling to alphabetically correct placement.
24 * Makefile.in: Add fr550 support.
25 * frv-sim.h,frv.c,interrups.c,memory.c,mloop.in,pipeline.c,
26 profile.[ch],registers.c,traps.c: Add fr550 support.
27 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
28 Regenerate.
29
22f367a7
DB		 302003-09-25 Dave Brolley <brolley@redhat.com>
31
32 * reset.c (frv_initialize): Call frv_register_control_init first.
33
1c453cd6
DB		 342003-09-24 Dave Brolley <brolley@redhat.com>
35
36 * profile.h (update_FR_ptime): New prototype.
37 (update_FRdouble_ptime): Ditto.
38 (update_SPR_ptime): Ditto.
39 (increase_ACC_busy): Ditto.
40 (enforce_full_acc_latency): Ditto.
41 (post_wait_for_SPR): Ditto.
42 * profile.c (update_FR_ptime): Moved here from profile-fr500.c.
43 (update_FRdouble_ptime): Ditto.
44 (update_SPR_ptime): New function.
45 (increase_ACC_busy): Ditto.
46 (enforce_full_acc_latency): Ditto.
47 (vliw_wait_for_fdiv_resource): Correct resource name.
48 (vliw_wait_for_fsqrt_resource): Ditto.
49 (post_wait_for_SPR): New function.
50 * profile-fr500.c (frvbf_model_fr500_u_commit): New function.
51 (frvbf_model_fr500_u_gr2fr): Pass out_FRk as output register to
52 adjust_float_register_busy.
53 (frvbf_model_fr500_u_gr_load): Record latency of SPR registers.
54 (frvbf_model_fr500_u_fr_load): Wait for and record latency of SPR
55 registers.
56 (frvbf_model_fr500_u_float_arith): Ditto.
57 (frvbf_model_fr500_u_float_dual_arith): Ditto.
58 (frvbf_model_fr500_u_float_div): Ditto.
59 (frvbf_model_fr500_u_float_sqrt): Ditto.
60 (frvbf_model_fr500_u_float_convert): Ditto.
61 (update_FR_ptime): Moved to profile.c
62 (update_FRdouble_ptime): Moved to profile.c
63 * profile-fr400.c (update_FR_ptime): Removed. Identical to functions
64 for other machines.
65 (update_FRdouble_ptime): Ditto.
66 * arch.h,cpu.h,sem.c,decode.[ch],model.c,sem.c: Regenerated.
67
153431d6
DB		 682003-09-12 Dave Brolley <brolley@redhat.com>
69
70 * registers.c (frv_check_spr_read_access): Check for access to
71 ACC4-ACC63 and ACCG4-ACCG63.
72 * profile.h (frv-desc.h): #include it.
73 (spr_busy): New member of FRV_PROFILE_STATE.
74 (spr_latency): Ditto.
75 (GNER_FOR_GR): New macro.
76 (FNER_FOR_FR): New maccro.
77 (update_SPR_latency): New function.
78 (vliw_wait_for_SPR): New function.
93938d47 79 * profile.c (update_latencies): Update SPR latencies.
153431d6
DB		 80 (update_target_latencies): Ditto.
81 (update_SPR_latency): New function.
82 (vliw_wait_for_SPR): New function.
83 * profile-fr500.c (frvbf_model_fr500_u_idiv): Record GNER latency.
84 (frvbf_model_fr500_u_trap): Removed unused variable, ps.
85 (frvbf_model_fr500_u_check): Ditto.
86 (frvbf_model_fr500_u_clrgr): New unit modeller for fr500.
87 (frvbf_model_fr500_u_clrfr): Ditto.
88 (frvbf_model_fr500_u_spr2gr): Wait for SPR.
89 (frvbf_model_fr500_u_gr2spr): Ditto.
90 * frv-sim.h (H_SPR_ACC4): New macro.
91 (H_SPR_ACCG4): New macro;
92 (H_SPR_ACC0): Removed.
93 (H_SPR_ACCG0): Removed.
94 * arch.h,model.c,sem[ch],decode.[ch]: Regenerated.
95
ba9c4053
DB		 962003-09-10 Dave Brolley <brolley@redhat.com>
97
98 * profile.c (slot_names): FM1 was listed twice. Changed first
99 instance to FM0. Added IALL, FMALL and FMLOW.
100 (print_parallel): Don't examine slots with no insns.
101
f9e18f5a
DB		 1022003-09-09 Dave Brolley <brolley@redhat.com>
103
104 * frv.c (do_media_average): Select machine using a switch.
105
d89a78b6
DB		 1062003-09-08 Dave Brolley <brolley@redhat.com>
107
108 On behalf of Doug Evans <dje@sebabeach.org>
109 * Makefile.in (stamp-arch,stamp-cpu): Pass archfile to cgen.
110 Remove copying of .cpu file to cgen/cpu, no longer needed.
111
d03ea14f
DB		 1122003-09-03 Dave Brolley <brolley@redhat.com>
113
114 * cpu.h, model.c, sem.c, decode.h, decode.c: Regenerated.
115
e8d2f504
DB		 1162003-08-29 Dave Brolley <brolley@redhat.com>
117
118 * Makefile.in (stamp-arch): Copy frv.cpu from $(srcdir)../../cpu
119 temporarily when regenerating files.
120 (stamp-cpu): Ditto.
121
b34f6357
DB		 1222003-08-20 Micheal Snyder <msnyder@redhat.com>
123
124 * All generated files: Regenerate.
125
1262001-10-11 Dave Brolley <brolley@redhat.com>
127
128 * cpu.h,decode.c,decode.h,sem.c: Regenerate.
129
1302001-10-09 Dave Brolley <brolley@redhat.com>
131
132 * traps.c (frv_rett): Halt if PSR.S and PSR.ET are both set or both
133 not set.
134 * reset.c (frv_hardware_reset): Invalidate both caches.
135 * registers.c: Update init, reset and read-only masks for all registers
136 on all machines.
137 * profile.h (cur_gr_complex): New field of FRV_PROFILE_STATE
138 (prev_gr_complex): New field of FRV_PROFILE_STATE
139 (set_use_is_gr_complex): New function.
140 (set_use_not_gr_complex): New function.
141 (use_is_gr_complex): New function.
142 (decrease_GR_busy): New function.
143 * profile.c (reset_gr_flags): New function.
144 (reset_cc_flags): New function.
145 (set_use_is_gr_complex): New function.
146 (set_use_not_gr_complex): New function.
147 (use_is_gr_complex): New function.
148 (update_latencies): Reset gr and cc flags when latency reaches 0.
149 (decrease_GR_busy): New function.
150 * profile-fr400.h (fr500_reset_acc_flags): Removed.
151 (fr500_reset_cc_flags): New function.
152 * profile-fr500.c (frvbf_model_fr400_u_*): Reflect latencies from fr500
153 LSI version 1.41.
154 * profile-fr400.h (fr400_reset_gr_flags): New function.
155 (fr400_reset_fr_flags): New function.
156 (fr400_reset_acc_flags): New function.
157 * profile-fr400.c (set_use_not_media_p4): New function.
158 (set_use_not_media_p6): New function.
159 (set_acc_use_not_media_p2): New function.
160 (set_acc_use_not_media_p4): New function.
161 (fr400_reset_gr_flags): New function.
162 (fr400_reset_fr_flags): New function.
163 (fr400_reset_acc_flags): New function.
164 (frvbf_model_fr400_u_*): Reflect latencies from fr400 LSI version 1.1.
165 (frvbf_model_fr400_u_media_hilo): New function.
166 * pipeline.c (frv_vliw_setup_insn): Don't clear MSR0.MTT.
167 * memory.c (fr400_check_data_read_address): Check address range only
168 for double word loads. Don't check alignment here.
169 (fr400_check_readwrite_address): New function.
170 (fr500_check_readwrite_address): New function.
171 (check_readwrite_address): New function.
172 (fr500_check_insn_read_address): Correct address ranges.
173 (frvbf_read_mem_*): Check address range here.
174 (frv_address_forbidden): Removed.
175 (fr400_check_write_address): New function.
176 (check_write_address): New function.
177 (frvbf_write_mem_*): Don't check address range here.
178 (frvbf_mem_set_*): Check address range here.
179 * interrupts.c (frv_queue_data_access_error_interrupt): Now takes an
180 address as second argument.
181 (frv_queue_data_access_exception_interrupt): New function.
182 (frv_queue_illegal_instruction_interrupt): Generate fp_exception for
183 media insns on fr400.
184 (frv_queue_non_implemented_instruction_interrupt): Generate mp_exception
185 for media insns on fr400.
186 (frv_detect_insn_access_interrupts): Don't check for illegal addresses
187 of insns here. Check for MTRAP insn if PSR.EM is not set.
188 (frv_set_mp_exception_registers): Only set MSR0.MTT if it is not already
189 set.
190 (set_exception_status_registers): Do not always set EPCR. Set EAR for
191 data_acess_error only if not fr400.
192 * frv.c (do_media_average): New function.
193 (frvbf_media_average): New function.
194 (frvbf_insn_cache_invalidate): Check for illegal invocation.
195 (frvbf_data_cache_invalidate): Ditto.
196 (frvbf_data_cache_flush): Ditto.
197 * frv-sim.h (GET_FSR_QNE): New macro.
198 (frv_msr_mtt): Remove MTT_SEQUENCE_ERROR.
199 (GET_MSR_SRDAV): New macro.
200 (GET_MSR_RDAV): New macro.
201 (GET_MSR_RD): New macro.
202 (frv_queue_data_access_error_interrupt): Now takes an address as second
203 argument.
204 (frv_address_forbidden): Removed.
205 * cache.c (non_cache_access): Correct address ranges. Now takes cache
206 as first argument.
207 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
208
2092001-08-20 Dave Brolley <brolley@redhat.com>
210
211 * sim-main.h (_sim_cpu): New field 'elf_flags'.
212 * sim-if.c (sim_open): Extract the elf_flags from the input file and
213 save them with each cpu.
214 * mloop.in (main loop): Pass elf flags to frv_vliw_reset. Set
215 last_insn_p before executing the insn.
216 * cache.c (frv_cache_invalidate): Flush scache if this is the cpu's
217 insn cache.
218 (frv_cache_invalidate_all): Ditto.
219
2202001-08-20 Richard Sandiford <rsandifo@redhat.com>
221
222 * traps.c (syscall_read_mem): Flush the data cache before reading.
223 (syscall_write_mem): Flush the data cache before writing.
224 Invalidate both caches.
225
2262001-07-05 Ben Elliston <bje@redhat.com>
227
228 * Makefile.in (stamp-arch): Use $(CGEN_CPU_DIR).
229 (stamp-cpu): Likewise.
230
2312001-05-23 Dave Brolley <brolley@redhat.com>
232
233 * profile-fr400.c (acc_use_is_media_p2): New function.
234 (frvbf_model_fr400_u_media_2): Account for latency of output
235 accumulators.
236 (frvbf_model_fr400_u_media_2_quad): Ditto.
237 (frvbf_model_fr400_u_media_2_acc): New function.
238 (frvbf_model_fr400_u_media_2_acc_dual): New function.
239 (frvbf_model_fr400_u_media_2_add_sub): New function.
240 (frvbf_model_fr400_u_media_2_add_sub_dual): New function.
241 (frvbf_model_fr400_u_media_3_dual): New function.
242 (frvbf_model_fr400_u_media_4_acc_dual): New function.
243 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
244
2452001-05-15 Dave Brolley <brolley@redhat.com>
246
247 * registers.c (fr400_spr): Enable write access to HSR0.CBM.
248 * profile.h (FRV_PROFILE_STATE): New field 'all_cache_entries'.
249 * profile.c (CACHE_QUEUE_ELEMENT): New 'all' field.
250 (request_cache_flush): Save 'all' argument.
251 (request_cache_invalidate): Save all_cache_entries from profile state
252 to 'all' field of the request.
253 (submit_cache_request): Pass the 'all' field of the request to
254 frv_cache_request_invalidate.
255 * frv.c (frv_insn_cache_invalidate): Add new 'all' parameter. Perform
256 operation even if HSR0.ICE is not set.
257 (frv_data_cache_invalidate): Add new 'all' parameter. Perform
258 operation even if HSR0.DCE is not set.
259 (frv_data_cache_flush): Ditto.
260 * frv-sim.h (frv_insn_cache_invalidate): Add new 'all' parameter.
261 (frv_data_cache_invalidate): Add new 'all' parameter.
262 (frv_data_cache_flush): Add new 'all' parameter.
263 * cache.h (FRV_CACHE_INVALIDATE_REQUEST): Add new 'all' field.
264 (frv_cache_request_invalidate): Add new 'all' parameter.
265 * cache.c (frv_cache_request_invalidate): Add new 'all' parameter. Save
266 its value in the invalidate request.
267 (address_interference): Accept the value '-1' for the address argument
268 to mean 'any address'.
269 (handle_req_invalidate): Handle request to invalidate all cache lines.
270 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
271
2722001-05-14 Dave Brolley <brolley@redhat.com>
273
274 * profile.h (past_first_p): New field of profiling state.
275 (branch_penalty): Ditto.
276 (branch_hint): Ditto.
277 (update_branch_penalty): New function.
278 * profile.c (frvbf_model_insn_after): Reset past_first_p and
279 branch_address fields of the profiling state.
280 (frvbf_model_branch): New function.
281 (update_branch_penalty): New function.
282 * profile-fr500.c (frvbf_model_fr500_u_branch): Remove ICCi_3 and
283 FCCi_3 inputs.
284 (frvbf_model_fr500_u_trap): New function.
285 (frvbf_model_fr500_u_check): New function.
286 (frvbf_model_fr500_u_media_dual_htob): post-processing latency is 3
287 cycles.
288 * profile-fr400.c (frvbf_model_fr400_u_branch): Set branch penalties
289 as documented in the fr400 LSI. Remove ICCi_3 and FCCi_3 inputs.
290 (frvbf_model_fr400_u_media_dual_expand): Check resource usage as
291 documented in teh fr400 LSI.
292 (frvbf_model_fr400_u_media_dual_htob): Ditto.
293 (frvbf_model_fr400_u_media_dual_unpack): Removed.
294 (frvbf_model_fr500_u_trap): New function.
295 (frvbf_model_fr500_u_check): New function.
296 * mloop.in (simulate_dual_insn_prefetch): New function.
297 (@cpu@_simulate_insn_prefetch): Call simulate_dual_insn_prefetch with
298 arguments for each machine type.
299 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
300
3012001-05-09 Dave Brolley <brolley@redhat.com>
302
303 * Makefile.in (profile.o): Add profile-fr400.h as a dependency.
304 (profile-fr400.o): New target.
305 * profile.c: New file.
306 * profile.h: New file.
307 * profile-fr400.c: New file.
308 * profile-fr400.h: New file.
309 * profile-fr500.c: New file.
310 * profile-fr500.h: New file.
311 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
312
3132001-05-02 Dave Brolley <brolley@redhat.com>
314
315 * sim-main.h (profile.h): #include it.
316 (CPU_PROFILE_STATE): New macro.
317 (profile_state): New frv specific cpu field.
318 * reset.c (frv_initialize): insn_fetch_address and branch_address now
319 part of global profiling state.
320 * Makefile.in (SIM_OBJS): Add profile.o and profile-fr500.o.
321 (SIM_EXTRA_DEPS): Add profile.h.
322 (registers.o): Correct name of source file.
323 (profile.o): New target.
324 (profile-fr500.o): New target.
325 * frv-sim.h: Move profile related data structures to profile.h.
326 * frv.c: Move fr500 specific functions to profile-fr500.c.
327 * cpu.h: Regenerated.
328
3292001-04-27 Dave Brolley <brolley@redhat.com>
330
331 * sim-main.h (CPU_PIPELINE): Renamed to CPU_VLIW.
332 * interrupts.c: Rename FRV_PIPELINE to FRV_VLIW.
333 Rename pipeline to vliw. Rename CPU_PIPELINE to CPU_VLIW.
334 Rename PIPE_* to UNIT_*.
335 (frv_queue_illegal_instruction_interrupt): Use
336 frv_is_float_insn and frv_is_media_insn.
337 (frv_queue_non_implemented_instruction_interrupt): Ditto.
338 (frv_detect_insn_access_interrupts): Ditto.
339 * frv.c: Rename FRV_PIPELINE to FRV_VLIW. Rename pipeline to vliw.
340 Rename CPU_PIPELINE to CPU_VLIW. Rename PIPE_* to UNIT_*.
341 * memory.c: Ditto.
342 * pipeline.c: Ditto.
343 * mloop.in: Ditto.
344 * frv-sim.h (frv_pipeline_setup_insn): Renamed to frv_vliw_setup_insn.
345 * cache.c: Rename PIPE_* to UNIT_*.
346
3472001-04-24 Dave Brolley <brolley@redhat.com>
348
349 * frv.c (frvbf_load_quad_GR): Delete have_data and hsr0.
350 (frvbf_load_quad_FRint): Ditto.
351 (frvbf_load_quad_CPR): Ditto.
352 * cache.c (frv_cache_init): Initialize cache for fr400 vs other
353 machines.
354 (bfd.h): #include it.
355 (non_cache_access): Update for revised fr500 and for fr400.
356 * registers.c (frv_spr): Don't reset PSR.PS.
357 (fr500_spr): Ditto.
358 (frv_reset_spr): Set PSR.PS to the former value of PSR.S.
359
3602001-04-23 Dave Brolley <brolley@redhat.com>
361
362 * traps.c (frv_core_signal): On fr400, generate data_access_error.
363 (frvbf_media_cr_not_aligned): On fr400, generate illegal_instruction.
364 (frvbf_media_acc_not_aligned): Ditto.
365 (frvbf_media_register_not_aligned): Ditto.
366 (frvbf_division_exception): Use GET_ISR_EDE.
367 * registers.c (frv_check_spr_read_access): New function.
368 (frv_check_spr_write_access): New function.
369 (frv_check_spr_access): Deleted.
370 (frv_check_register_access): On fr400, generate illegal_instruction.
371 * memory.c (fr400_check_data_read_address): New function.
372 (fr500_check_data_read_address): Ditto.
373 (check_data_read_address): Ditto.
374 (fr400_check_insn_read_address): Ditto.
375 (fr500_check_insn_read_address): Ditto.
376 (check_insn_read_address): Ditto.
377 (frvbf_read_mem_QI): Call check_data_read_access.
378 (frvbf_read_mem_UQI): Ditto.
379 (frvbf_read_mem_HI): Ditto.
380 (frvbf_read_mem_UHI): Ditto.
381 (frvbf_read_mem_SI): Ditto.
382 (frvbf_read_mem_DI): Ditto.
383 (frvbf_read_mem_DF): Ditto.
384 (frvbf_read_imem_USI): Call check_insn_read_access.
385 (frv_address_forbidden): Now takes cpu as first argument. Check based
386 on machine type.
387 (fr400_mem_address_unaligned): New function.
388 (fr500_mem_address_unaligned): Ditto.
389 (check_write_address): Ditto.
390 (frvbf_mem_set_QI): Call check_write_address.
391 (frvbf_mem_set_HI): Ditto.
392 (frvbf_mem_set_SI): Ditto.
393 (frvbf_mem_set_DI): Ditto.
394 (frvbf_mem_set_DF): Ditto.
395 (frvbf_mem_set_XI): Ditto.
396 * interrupts.c (bfd.h): #include it.
397 (frv_queue_data_access_error_interrupt): New function.
398 (frv_queue_instruction_access_error_interrupt): New function.
399 (frv_queue_instruction_access_exception_interrupt): New function.
400 (frv_queue_illegal_instruction_interrupt): No fp_exception on fr400.
401 (frv_queue_non_implemented_instruction_interrupt): Ditto.
402 (frv_detect_insn_access_interrupts): Reorder tests to match priority
403 from the LSI manual.
404 (set_isr_exception_fields): Accumulate dtt bits.
405 * frv.c (check_register_alignment): New function.
406 (check_fr_register_alignment): New function.
407 (check_memory_alignment): New function.
408 (frvbf_h_gr_double_get_handler): Call check_register_alignment.
409 (frvbf_h_gr_double_set_handler): Ditto.
410 (frvbf_h_cpr_double_get_handler): Ditto.
411 (frvbf_h_cpr_double_set_handler): Ditto.
412 (frvbf_h_gr_quad_set_handler): Ditto.
413 (frvbf_h_cpr_quad_set_handler): Ditto.
414 (frvbf_h_fr_double_get_handler): Call check_fr_register_alignment.
415 (frvbf_h_fr_double_set_handler): Ditto.
416 (frvbf_h_fr_quad_set_handler): Ditto.
417 (frvbf_h_spr_get_handler): Call frv_check_spr_read_access.
418 (frvbf_h_spr_set_handler): Call frv_check_spr_write_access.
419 (frvbf_load_quad_GR): Call check_memory_aligment.
420 (frvbf_load_quad_FRint): Ditto.
421 (frvbf_load_quad_CPR): Ditto.
422 (frvbf_store_quad_GR): Call check_memory_aligment and
423 check_register_alignment.
424 (frvbf_store_quad_FRint): Ditto.
425 (frvbf_store_quad_CPR): Ditto.
426 (frvbf_signed_integer_divide: Use GET_ISR_EDEM.
427 * frv-sim.h (H_SPR_ACC0): New macro.
428 (H_SPR_ACC63): New macro.
429 (H_SPR_ACCG0): New macro.
430 (H_SPR_ACCG63): New macro.
431 (frv_dtt): New enumerator.
432 (GET_ISR_EDE): Renamed from GET_ISR_EDEM.
433 (GET_ISR_DTT): New macro.
434 (frv_queue_data_access_error_interrupt): New function.
435 (frv_queue_instruction_access_error_interrupt): New function.
436 (frv_queue_instruction_access_exception_interrupt): New function.
437 (frv_address_forbidden): Now takes cpu as first argument.
438 * cpu.h: Regenerate.
439
4402001-04-10 Dave Brolley <brolley@redhat.com>
441
442 * registers.c (fr500_spr): Add new fields to fr500 PSR register.
443 (fr500_spr): Add STBAR and MMCR unimplemented registers for fr500.
444 (fr400_spr): Implement SPR registers for fr400.
445 (frv_register_control_init): Handle bfd_mach_fr400 properly.
446 * frv.c (spr_bpsr_get_handler): Mask field before shifting.
447 (spr_psr_get_handler): Ditto.
448 (spr_ccr_get_handler): Ditto.
449 (spr_cccr_get_handler): Ditto.
450 (frvbf_clear_accumulators): Only 4 accumulators on fr400.
451 * frv-sim.h: Update comment about MCCR_* macros.
452 * cpu.c,cpu.h: Regenerate.
453
4542001-04-05 Dave Brolley <brolley@redhat.com>
455
456 * cpu.h,decode.c,model.c,sem.c: Regenerate.
457
4582001-04-05 Dave Brolley <brolley@redhat.com>
459
460 * reset.c: Update copyright.
461 * registers.c (frv_register_control_init): Handle bfd_mach_fr400.
462 * frv.c (frvbf_model_fr400_u_exec): New function.
463 * Makefile.in (stamp-cpu): Add fr400 to list of machines.
464 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
465 Regenerate.
466
4672000-11-22 Dave Brolley <brolley@redhat.com>
468
469 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
470 Regenerate.
471
4722000-11-10 Dave Brolley <brolley@redhat.com>
473
474 * decode.c: Regenerate.
475
4762000-09-12 Dave Brolley <brolley@redhat.com>
477
478 * traps.c (frv_sim_engine_halt_hook): New function.
479 (frv_itrap): Caches now invalidated in sim_engine_halt via
480 SIM_ENGINE_HALT_HOOK.
481 (frv_break): Ditto.
482 * sim-main.h (frv_sim_engine_halt_hook): New function.
483 (SIM_ENGINE_HALT_HOOK): New macro.
484 (SIM_ENGINE_RESTART_HOOK): New macro.
485 * interrupts.c: Call to frv_term now done within sim_engine_halt via
486 SIM_ENGINE_HALT_HOOK.
487
4882000-09-08 Dave Brolley <brolley@redhat.com>
489
490 * traps.c (frv_itrap): Invalidate and flush the data and insn caches
491 respectively when stopping for a breakpoint.
492 (frv_break): Ditto.
493 * cache.h (frv_cache_invalidate_all): New function.
494 * cache.c (frv_cache_invalidate_all): New function.
495
4962000-09-05 Dave Brolley <brolley@redhat.com>
497
498 * traps.c (frv_break): If SIM_HAVE_BREAKPOINTS, call
499 sim_handle_breakpoint. Otherwise if environment != operating call
500 sim_engine_halt. Otherwise handle normally.
501 * interrupts.c (frv_queue_break_interrupt): Don't handle debugger
502 breakpoints here. Moved to frv_break in traps.c.
503
504 * sem.c: Regenerate.
505
5062000-09-01 Dave Brolley <brolley@redhat.com>
507
508 * interrupts.c (frv_queue_break_interrupt): Call sim_handle_breakpoint
509 before queuing an interrupt in order to allow 'break' to be used as
510 the breakpoint insn.
511
5122000-08-29 Dave Brolley <brolley@redhat.com>
513
514 * traps.c (frv_itrap): Invalidate the insn cache at a breakpoint.
515
5162000-07-27 Dave Brolley <brolley@redhat.com>
517
518 * cpu.h,decode.c: Rebuild.
519
5202000-07-26 Dave Brolley <brolley@redhat.com>
521
522 * frv.c (spr_cccr_get_handler): Change CRx to CCx.
523 (spr_cccr_set_handler): Change CRx to CCx.
524 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
525
5262000-07-24 Dave Brolley <brolley@redhat.com>
527
528 * sem.c: Regenerate.
529 * frv.c (frvbf_unsigned_integer_divide): Queue a write for the result.
530 Don't write it directly.
531
532Thu Jul 6 13:51:12 2000 Dave Brolley <brolley@topaz>
533
534 * configure: Regenerated to track ../common/aclocal.m4 changes.
535
5362000-07-05 Ben Elliston <bje@redhat.com>
537
538 * configure: Regenerated to track ../common/aclocal.m4 changes.
539
5402000-06-28 Dave Brolley <brolley@redhat.com>
541
542 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
543
5442000-06-21 Dave Brolley <brolley@redhat.com>
545
546 * pipeline.c: All code except frv_pipeline_setup_insn moved to
547 frv.opc.
548 * mloop.in (main loop): frv_pipeline_add_insn broken up into
549 frv_pipeline_add_insn and frv_pipeline_setup_insn.
550 * frv-sim.h: Move pipeline status code to frv.opc.
551 * model.c: Regenerate.
552
5532000-06-12 Dave Brolley <brolley@redhat.com>
554
555 * options.c (frv_option_handler): --profile-parallel implies
556 --profile-model.
557 * mloop.in (fetch_buffer): Removed.
558 (@cpu@_simulate_insn_prefetch): Monitoring of fetch buffer moved to
559 run_caches. Use cache directly if not counting cycles. Don't use
560 cache at all if not counting cycles and cache not enabled.
561 * frv.c (frv_insn_fetch_buffer): New global variable.
562 (run_caches): Monitor the status of insn prefetch requests.
563 * frv-sim.h (FRV_INSN_FETCH_BUFFER): New struct type.
564 (frv_insn_fetch_buffer): New global variable.
565
5662000-06-12 Dave Brolley <brolley@redhat.com>
567
568 * mloop.in (fetch_buffer): New static struct.
569 (@cpu@_simulate_insn_prefetch): Rewritten.
570 * cache.c (frv_cache_request_invalidate): Don't invalidate return
571 buffer.
572 (address_interference): Defer to any WAR request in either pipeline.
573
5742000-06-09 Dave Brolley <brolley@redhat.com>
575
576 * pipeline.c (insns_in_slot): New Array.
577 (frv_pipeline_add_insn): Call COUNT_INSNS_IN_SLOT.
578 * options.c (frv_options): Remove 'NONBLOCK' argument from data-cache
579 option.
580 (parse_cache_option): New function.
581 (frv_option_handler): Call parse_cache_option.
582 * frv.c (vliw_branch_taken): New variable.
583 (vliw_load_stall): New variable.
584 (handle_resource_wait): Update vliw_load_stall.
585 (frvbf_model_insn_before): Initialize vliw_branch_taken and
586 vliw_load_stall.
587 (frvbf_model_insn_after): Increment PROFILE_MODEL_LOAD_STALL_CYCLES.
588 (load_wait_for_FR): Update vliw_load_stall.
589 (load_wait_for_GR): Update vliw_load_stall.
590 (load_wait_for_FRdouble): Update vliw_load_stall.
591 (load_wait_for_GRdouble): Update vliw_load_stall.
592 (frvbf_model_fr500_u_branch): Count branches taken and not taken.
593 (slot_names): New static array.
594 (print_parallel): Now takes second argument 'verbose'. Print cycles per
595 VLIW insn and instructions per cycle. Also tabulate the number of insns
596 in each type of VLIW slot.
597 (frv_profile_info): Call print_parallel with new second argument.
598 * frv-sim.h (insn_in_slot): New array.
599 (COUNT_INSNS_IN_SLOT): New macro.
600 (INSNS_IN_SLOT): New macro.
601 * cache.c: Remove references to non_blocking_count. Remove references to
602 last_was_hit. Remove references to req_none.
603 (handle_req_store): Adjust statistics before requeuing the store
604 request.
605 (handle_req_WAR): Don't let the WAR request affect the cache statistics.
606 * cache.h: Remove references to non_blocking_count. Remove references to
607 last_was_hit. Remove references to req_none.
608 * model.c: Regenerate.
609
6102000-06-08 Dave Brolley <brolley@redhat.com>
611
612 * frv.c (request_complete): Copy load data from the correct return
613 buffer.
614
6152000-06-07 Dave Brolley <brolley@redhat.com>
616
617 * traps.c (frv_core_signal): Call frv_term before exiting.
618 (frv_itrap): Call frv_term before exiting.
619 (next_available_nesr): Make sure NECR is implemented before reading it.
620 (next_valid_nesr): Ditto.
621 (frvbf_check_non_excepting_load): Ditto.
622 (frvbf_clear_ne_flags): Ditto.
623 (frvbf_commit): Ditto.
624 (frvbf_check_recovering_store): Delay cache operation if 'model_insn'.
625 * sim-main.h (_sim_cpu): Add load_address, load_length, load_flag and
626 store_flag members.
627 (CPU_LOAD_ADDRESS): New macro.
628 (CPU_LOAD_LENGTH): New macro.
629 (CPU_LOAD_SIGNED): New macro.
630 (CPU_LOAD_LOCK): New macro.
631 * reset.c (frv_term): New function.
632 (frv_power_on_reset): Use SETMEMSI if the cache is not enabled.
633 (frv_hardware_reset): Use SETMEMSI if the cache is not enabled.
634 (frv_software_reset): Use SETMEMSI if the cache is not enabled.
635 * mloop.in (execute): Call FRV_COUNT_CYCLES to decide whether to model
636 the insn. Model the insn in two passes. One before and one after
637 execution.
638 (cache_reqno): new static variable.
639 (@cpu@_simulate_insn_prefetch): Model fetch latency by waiting for the
640 cache rather than assuming a fixed latency.
641 (xinit): Turn on PROFILE_MODEL_P before each vliw insn if the timer is
642 enabled so that modeling data is collected by cgen during execution.
643 (full-exec): Restore PROFILE_MODEL_P after each vliw insn.
644 * memory.c (data_non_cache_access): Removed.
645 (insn_non_cache_access): Removed.
646 (frvbf_read_mem_QI): Delay read operation if 'model_insn'.
647 (frvbf_read_mem_UQI): Delay read operation if 'model_insn'.
648 (frvbf_read_mem_HI): Delay read operation if 'model_insn'.
649 (frvbf_read_mem_UHI): Delay read operation if 'model_insn'.
650 (frvbf_read_mem_SI): Delay read operation if 'model_insn'.
651 (frvbf_read_mem_DI): Delay read operation if 'model_insn'.
652 (frvbf_read_mem_DF): Delay read operation if 'model_insn'.
653 (frvbf_read_imem_USI): Read the cache or ememory passively.
654 (frvbf_write_mem_QI): Don't check for non-cache access here.
655 (frvbf_write_mem_UQI): Call frvbf_write_mem_QI.
656 (frvbf_write_mem_HI): Don't check for non-cache access here.
657 (frvbf_write_mem_UHI): Call frvbf_write_mem_QI.
658 (frvbf_write_mem_SI): Don't check for non-cache access here.
659 (frvbf_write_mem_DI): Don't check for non-cache access here.
660 (frvbf_write_mem_DF): Don't check for non-cache access here.
661 (frvbf_mem_set_QI): Use cycle-accurate cache write if 'model_insn'.
662 (frvbf_mem_set_HI): Use cycle-accurate cache write if 'model_insn'.
663 (frvbf_mem_set_SI): Use cycle-accurate cache write if 'model_insn'.
664 (frvbf_mem_set_DI): Use cycle-accurate cache write if 'model_insn'.
665 (frvbf_mem_set_DF): Use cycle-accurate cache write if 'model_insn'.
666 (frvbf_mem_set_XI): Use cycle-accurate cache write if 'model_insn'.
667 * interrupts.c (check_reset): Read the cache and memory passively.
668 (frv_program_or_software_interrupt): Call frv_term before calling
669 sim_engine_halt.
670 * frv.c (all modeling functions): Break into two passes. One before
671 execuetion and one after. call load_wait_for_* for all GR and FR
672 registers.
673 (frvbf_load_quad_GR): Delay performing the load if 'model_insn'.
674 (frvbf_load_quad_FRint): Delay performing the load if 'model_insn'.
675 (frvbf_load_quad_CPR): Delay performing the load if 'model_insn'.
676 (frvbf_insn_cache_preload): Delay cache operation if 'model_insn'.
677 (frvbf_data_cache_preload): Delay cache operation if 'model_insn'.
678 (frvbf_insn_cache_unlock): Delay cache operation if 'model_insn'.
679 (frvbf_data_cache_unlock): Delay cache operation if 'model_insn'.
680 (frvbf_insn_cache_invalidate): Delay cache operation if 'model_insn'.
681 (frvbf_data_cache_invalidate): Delay cache operation if 'model_insn'.
682 (frvbf_data_cache_flush): Delay cache operation if 'model_insn'.
683 (model_insn): New global variable.
684 (fr_ptime): New array.
685 (cache_request): New enumeration.
686 (CACHE_QUEUE_ELEMENT): New struct type.
687 (CACHE_QUEUE_SIZE): New macro.
688 (cache_queue): New static struct.
689 (request_cache_load): New function.
690 (request_cache_flush): New function.
691 (request_cache_invalidate): New function.
692 (request_cache_preload): New function.
693 (request_cache_unlock): New function.
694 (submit_cache_request): New function.
695 (activate_cache_requests): New function.
696 (load_pending_for_register): New function.
697 (flush_pending_for_address): New function.
698 (remove_cache_queue_element): New function.
699 (copy_load_data): New function.
700 (request_complete): New function.
701 (run_caches): New function.
702 (frv_model_trace_wait_cycles): New function.
703 (wait_for_flush): New function.
704 (frvbf_model_insn_before): Insn prefect wait now modeled in
705 frvbf_simulate_insn_prefetch. Incremement vliw_insns here. Call
706 wait_for_flush.
707 (frvbf_model_insn_after): Call activate_cache_requests. Don't increment
708 vliw_insns here anymore.
709 (update_FR_latency_for_load): New function.
710 (update_FRdouble_latency_for_load): New function.
711 (update_FR_ptime): New function.
712 (update_FRdouble_ptime): New function.
713 (update_GR_latency_for_swap): New function.
714 (load_wait_for_GR): New function.
715 (load_wait_for_FR): New function.
716 (load_wait_for_GRdouble): New function.
717 (load_wait_for_FRdouble): New function.
718 (frvbf_model_fr500_u_ici): New function.
719 (frvbf_model_fr500_u_dci): New function.
720 (frvbf_model_fr500_u_dcf): New function.
721 (frvbf_model_fr500_u_icpl): New function.
722 (frvbf_model_fr500_u_dcpl): New function.
723 (frvbf_model_fr500_u_icul): New function.
724 (frvbf_model_fr500_u_dcul): New function.
725 * frv-sim.h (frv_term): New function.
726 (insn_non_cache_access): Removed.
727 (FRV_COUNT_CYCLES): New macro.
728 (frv_save_peofile_model_p): New global variable.
729 (model_insn): New enumerated global variable.
730 (frv_model_advance_cycles): New function.
731 (frv_model_trace_wait_cycles): New function.
732 * cache.h (FRV_CACHE_REQUEST_KIND): New enumeration.
733 (FRV_CACHE_WAR_REQUEST): New struct type.
734 (FRV_CACHE_STORE_REQUEST): New struct type.
735 (FRV_CACHE_INVALIDATE_REQUEST): New struct type.
736 (FRV_CACHE_PRELOAD_REQUEST): New struct type.
737 (FRV_CACHE_REQUEST): New struct type.
738 (FRV_CACHE_RETURN_BUFFER): New struct type.
739 (FRV_CACHE_FLUSH_STATUS): New struct type.
740 (FRV_CACHE_STATUS): New struct type.
741 (FRV_CACHE_STAGE): New struct type.
742 (FRV_CACHE_STAGES): New enumeration.
743 (FRV_CACHE_WAR): New struct type.
744 (FRV_CACHE_PIPELINE): New struct type.
745 (FRV_CACHE_ARS): New struct type.
746 (FRV_CACHE_STATISTICS): New struct type.
747 (FRV_CACHE): Add pipeline, statistics, BARS and NARS.
748 (CACHE_RETURN_DATA): 'return_buffer' is now within 'status'.
749 (CACHE_RETURN_DATA_ADDRESS): New macro.
750 (frv_cache_read): Now takes pipe index as second argument.
751 (frv_cache_enabled): New function.
752 (frv_cache_request_load): New function.
753 (frv_cache_request_store): New function.
754 (frv_cache_request_invalidate): New function.
755 (frv_cache_request_preload): New function.
756 (frv_cache_request_unlock): New function.
757 (frv_cache_run): New function.
758 (frv_cache_read_passive_SI): New function.
759 (frv_cache_data_in_buffer): New function.
760 (frv_cache_data_flushed): New function.
761 * cache.c (frv_cache_init): Initialize pipelines and xARS registers.
762 (frv_cache_enabled): New function.
763 (non_cache_access): New function.
764 (write_data_to_memory): Count write accesses for each mode. Write to
765 memory using sim_core_write_unaligned_1;
766 (read_data_from_memory): New function.
767 (fill_line_from_memory): Use read_data_from_memory.
768 (copy_line_to_return_buffer): New function.
769 (copy_memory_to_return_buffer): New function.
770 (set_return_buffer_reqno): New function.
771 (frv_cache_read): Now takes pipe index as second argument. Check for
772 non-cache access.
773 (frv_cache_preload): Check for non-cache access.
774 (frv_cache_unlock): Check for non-cache access.
775 (invalidate_return_buffer): New function.
776 (frv_cache_invalidate): Check for non-cache access.
777 (convert_slot_to_index): New function.
778 (FREE_CHAIN_SIZE): New macro.
779 (frv_cache_request_free_chain): New static variable.
780 (frv_store_request_free_chain): New static variable.
781 (allocate_new_cache_requests): New function.
782 (new_cache_request): New function.
783 (free_cache_request): New function.
784 (new_store_request): New function.
785 (pipeline_remove_request): New function.
786 (pipeline_add_request): New function.
787 (pipeline_requeue_request): New function.
788 (next_priority): New function.
789 (add_WAR_request): New function.
790 (pipeline_next_request): New function.
791 (pipeline_stage_request): New function.
792 (advance_pipelines): New function.
793 (frv_cache_request_load): New function.
794 (frv_cache_request_store): New function.
795 (frv_cache_request_invalidate): New function.
796 (frv_cache_request_preload): New function.
797 (frv_cache_request_unlock): New function.
798 (address_interference): New function.
799 (wait_for_WAR): New function.
800 (wait_in_WAR): New function.
801 (handle_req_load): New function.
802 (handle_req_preload): New function.
803 (handle_req_store): New function.
804 (handle_req_invalidate): New function.
805 (handle_req_unlock): New function.
806 (handle_req_WAR): New function.
807 (arbitrate_requests): New function.
808 (move_ARS_to_WAR): New function.
809 (decrease_latencies): New function.
810 (frv_cache_run): New function.
811 (frv_cache_read_passive_SI): New function.
812 (frv_cache_data_in_buffer): New function.
813 (frv_cache_data_flushed): New function.
814 * arch.h,decode.c,decode.h,model.c,sem.c: Rebuild.
815
816Wed May 24 14:40:34 2000 Andrew Cagney <cagney@b1.cygnus.com>
817
818 * configure: Regenerated to track ../common/aclocal.m4 changes.
819
8202000-05-19 Dave Brolley <brolley@redhat.com>
821
822 * traps.c (frv_rett): Check for exceptions in the order specified in the
823 architecture spec. Allow privileged_instruction interrrupt to be handled
824 normally.
825 * registers.c (frv_register_control_init): Handle bfd_mach_frvtomcat.
826 * frv.c (frvbf_signed_integer_divide): Use updated dtt to decide whether
827 to clear the NE flag.
828 (frvbf_model_tomcat_u_exec): New function.
829 * frv-sim.h (frvbf_division_exception): Now returns updated dtt.
830 * Makefile.in (stamp-cpu): Add 'tomcat' to 'mach' value.
831 * arch.c,arch.h,cpu.h,cpuall.h,model.h,decode.c,sem.c: Regenerate.
832
8332000-05-18 Dave Brolley <brolley@redhat.com>
834
835 * sim-if.c (elf-bfd.h): #include it.
836 (sim_open): Set machine amd architecture based on elf flags.
837
8382000-04-04 Dave Brolley <brolley@redhat.com>
839
840 * frv-sim.h (frv_h_psr_esr_set_handler): Removed.
841 Delete '#if 0' blocks.
842 * frv.c: Delete '#if 0' blocks.
843 (spr_psr_set_handler): Remove special handling for circular referencing of handlers for
844 PSR.S and PSR.ESR.
845 (frv_h_psr_esr_set_handler): Removed.
846 * interrupts.c: Delete '#if 0' blocks.
847 * memory.c: Delete '#if 0' blocks.
848 * cpu.c,cpu.h: Regenerate.
849
8502000-04-03 Dave Brolley <brolley@redhat.com>
851
852 * traps.c (frvbf_check_recovering_store): Invalidate data cache line
853 containing the target address.
854 (clear_nesr_neear): No longer takes hi_available and lo_available.
855 Remove bogus check for available GR registers.
856 (frvbf_clear_ne_flags): Update call to clear_nesr_neear.
857 (frvbf_commit): Update call to clear_nesr_neear.
858 * interrupts.c (next_available_esr): Removed.
859 (next_available_edr): Removed.
860 (next_available_fq): Removed.
861 * frv.c (frvbf_fetch_register): Remove "FIXME" comment.
862 (frvbf_store_register): Remove "FIXME" comment.
863 * frv-sim.h (UART_INCHAR_ADDR): Removed.
864 (UART_OUTCHAR_ADDR): Removed.
865 (UART_STATUS_ADDR): Removed.
866 (UART_INPUT_READY): Removed.
867 (UART_OUTPUT_READY): Removed.
868 (FRV_DEVICE_ADDR): Removed.
869 (FRV_DEVICE_LEN): Removed.
870 (SET_NESR): Call frvbf_force_update.
871 (SET_NEEAR): Call frvbf_force_update.
872 (SET_NE_FLAGS): Call frvbf_force_update.
873
8742000-03-30 Dave Brolley <brolley@redhat.com>
875
876 * configure: Regenerated.
877
8782000-03-30 Dave Brolley <brolley@redhat.com>
879
880 * registers.c (fr500_spr): Define ESR14-15 and EPCSR14-15 for fr500.
881 * memory.c (frvbf_write_mem_*): Save slot containing the insn
882 performing the write.
883 (frvbf_mem_set_*): Overwrite the slot information of the interrupt
884 queue element with the information in the interrupt state.
885 * interrupts.c (frv_queue_interrupt): Call frv_set_interrupt_queue_slot.
886 (frv_queue_fp_exception_interrupt): Initialize 'new_element'.
887 (frv_set_interrupt_queue_slot): New function.
888 (esr_for_data_access_exception): New function.
889 (set_edr_register): edr_index is now passed in.
890 (fq_for_exception): New function.
891 (set_fp_exception_registers): Call fq_for_exception. Interrupt queue
892 element now passed in.
893 (set_exception_status_registers): Obtain slot from interrupt queue
894 element. Call esr_for_data_access_exception. Use ESR14
895 for data_store_error. Use ESR15 for data_access_error. Use EDR0.
896 (frv_save_data_written_for_interrupts): Save slot containing the insn
897 performing the write.
898 * frv-sim.h (struct frv_fp_exception_info): Use frv_fsr_traps and
899 frv_fsr_ftt.
900 (struct frv_interrupt_state): Add 'slot' field.
901 (frv_set_interrupt_queue_slot): New function.
902 (frv_set_write_queue_slot): New function.
903
9042000-03-24 Dave Brolley <brolley@redhat.com>
905
906 * mloop.in (_parallel_write_init): Initialize
907 frv_interrupt_state.imprecise_interrupt.
908 (_parallel_write_queued): After an imprecise interrupt, only perform
909 forced writes and floating point writes (for certain exceptions).
910 * interrupts.c (handle_interrupt): Set
911 frv_interrupt_state.imprecise_interrupt for writeback after an imprecise
912 interrupt.
913 (frv_process_interrupts): No need to clear f_ne_flags.
914 * frv.c (frvbf_signed_integer_divide): Queue writes to GR registers and
915 force them to happen even if there is an overflow exception.
916 (frvbf_force_update): New function.
917 * frv-sim.h (frvbf_force_update): New function.
918 (struct frv_interrupt_state): Add imprecise_interrupt.
919 (FRV_WRITE_QUEUE_FORCE_WRITE): New macro.
920 * sem.c: Regenerate.
921
9222000-03-23 Dave Brolley <brolley@redhat.com>
923
924 * traps.c (frv_rett): Queue FRV_ILLEGAL_INSTRUCTION directly.
925 * registers.c (frv_spr): MCIRL -> MCILR.
926 * interrupts.c (frv_queue_non_implemented_instruction_interrupt):
927 New function.
928 (frv_detect_insn_access_interrupts):
929 Call frv_queue_non_implemented_instruction_interrupt.
930 (frv_process_interrupts): Clear accumulated NE flags.
931 * frv.c (frvbf_media_cop): New function.
932 (frvbf_set_ne_index): Now takes (SIM_CPU *) as first argument. Clear
933 the NE flag of the given target register.
934 (frvbf_model_fr500_u_float_arith): Account for FRdouble registers.
935 (frvbf_model_fr500_u_float_dual_arith): Account for FRdouble registers.
936 (frvbf_model_fr500_u_float_dual_sqrt): New function.
937 (frvbf_model_fr500_u_float_convert): Account for FRdouble registers.
938 (frvbf_model_fr500_u_float_dual_convert): New function.
939 * frv-sim.h (frvbf_media_cop): New function.
940 (GET_FQ): Use H_SPR_FQST0.
941 (SET_FQ): Use H_SPR_FQST0.
942 (SET_FQ_OPC): Use J_SPR_FQOP0.
943 (GET_MSR_EMCI): New macro.
944 (frv_queue_non_implemented_instruction_interrupt): New function.
945 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
946
9472000-03-08 Dave Brolley <brolley@redhat.com>
948
949 * traps.c (frv_rett): Align new_pc.
950 * memory.c (frvbf_read_mem_HI): Align address.
951 (frvbf_read_mem_UHI): Align address.
952 (frvbf_read_mem_SI): Align address.
953 (frvbf_read_mem_DI): Align address.
954 (frvbf_read_mem_DF): Align address.
955 (frvbf_read_imem_USI): Align address.
956 (frvbf_mem_set_HI): Align address.
957 (frvbf_mem_set_SI): Align address.
958 (frvbf_mem_set_DI): Align address.
959 (frvbf_mem_set_DF): Align address.
960 (frvbf_mem_set_XI): Align address.
961 * registers.c (frv_spr): Initialize FSR0.NS to 1.
962 (fr500_spr): Initialize FSR0.NS to 1.
963 * interrupts.c (frv_queue_mem_address_not_aligned_interrupt): Check
964 whether the exception is masked.
965 * frv.c (frvbf_load_quad_GR): Align address.
966 (frvbf_store_quad_GR): Align address.
967 (frvbf_load_quad_FRint): Align address.
968 (frvbf_store_quad_FRint): Align address.
969 (frvbf_load_quad_CPR): Align address.
970 (frvbf_store_quad_CPR): Align address.
971 * frv-sim.h (GET_ISR_EMAM): New macro.
972
9732000-03-08 Dave Brolley <brolley@redhat.com>
974
975 * traps.c (frvbf_division_exception): Check for masked overflow and
976 set NE flags, if necessary.
977 (frvbf_check_recovering_store): Queue writes to the hardware.
978 (check_registers_available): Removed.
979 (which_registers_available): Call frv_{fr,gr}_registers_available.
980 (frvbf_clear_ne_flags): Call check_register_access.
981 (frvbf_commit): Call check_register_access.
982 * registers.h (frv_fr_registers_available): New function.
983 (frv_gr_registers_available): New function.
984 (frv_check_register_access): New function.
985 (frv_check_gr_access): New function.
986 (frv_check_fr_access): New function.
987 * registers.c (frv_spr): Correct initial value of ISR.
988 (fr500_spr): Correct initial value of ISR.
989 (frv_fr_registers_available): New function.
990 (frv_gr_registers_available): New function.
991 (frv_check_register_access): New function.
992 (frv_check_gr_access): New function.
993 (frv_check_fr_access): New function.
994 * interrupts.c (frv_queue_division_exception_interrupt): New function.
995 (set_isr_exception_fields): New function.
996 (set_exception_status_registers): Set ISR fields for division exception.
997 (frv_save_data_written_for_interrupts): Handle CGEN_FN_SF_WRITE.
998 * frv.c (frvbf_h_gr_get_handler): New function.
999 (frvbf_h_gr_set_handler): New function.
1000 (frvbf_h_fr_get_handler): New function.
1001 (frvbf_h_fr_set_handler): New function.
1002 (frvbf_h_spr_get_handler): Remove special handling for ISR.
1003 (frvbf_h_spr_set_handler): Remove special handling for ISR.
1004 (spr_isr_get_handler): Removed.
1005 (spr_isr_set_handler): Removed.
1006 (frvbf_signed_integer_divide): New funciton.
1007 (frvbf_unsigned_integer_divide): New funciton.
1008 * frv-sim.h (frvbf_h_gr_get_handler): New function.
1009 (frvbf_h_gr_set_handler): New function.
1010 (frvbf_h_fr_get_handler): New function.
1011 (frvbf_h_fr_set_handler): New function.
1012 (frvbf_signed_integer_divide): New funciton.
1013 (frvbf_unsigned_integer_divide): New funciton.
1014 (frv_dtt): New enumeration.
1015 (struct frv_interrupt_queue_element): Add dtt member.
1016 (GET_ISR): New macro.
1017 (SET_ISR): New macro.
1018 (GET_ISR_EDEM): New macro.
1019 (SET_ISR_DTT): New macro.
1020 (SET_ISR_AEXC): New macro.
1021 (frvbf_division_exception): Add 2 'int' arguments.
1022 (frvbf_check_non_excepting_divide): Removed.
1023 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1024
10252000-02-29 Dave Brolley <brolley@redhat.com>
1026
1027 * traps.c (frv_itrap): Use GET_H_GR, SET_H_GR, GET_H_FR.
1028 (frv_rett): Use hardware access macros. Write PSR as a whole.
1029 (next_available_nesr): Check that NECR is valid.
1030 (next_valid_nesr): Check that NECR is valid.
1031 (frvbf_check_non_excepting_load): User new NECR access macros. Don't
1032 call hardware access functions. Use cover macros.
1033 (check_registers_available): New function.
1034 (clear_nesr_near): Check register availability.
1035 (clear_ne_flags): Check register availability.
1036 (frvbf_clear_ne_flags): Check register availability.
1037 (frvbf_commit): Check register availability.
1038 (which_registers_available): New function.
1039 * sim-main.h (registers.h): #include it.
1040 (register_control): New cpu field.
1041 (CPU_REGISTER_CONTROL): New macro.
1042 * reset.c (frv_initialize): Set HSR0 fields for cache here.
1043 (frv_power_on_reset): Initialize SPR registers and RSTR.
1044 (frv_hardware_reset): Initialize SPR registers and RSTR.
1045 (frv_software_reset): Reset SPR registers and RSTR.
1046 * options.c (frv_option_handler): Don't set HSR0 fields for cache here.
1047 Call frv_cache_init.
1048 * mloop.in (main loop): Check for insn access interrupts before
1049 executing the insn.
1050 * interrupts.c (frv_queue_external_interrupt): Use GET_H_PSR_ET.
1051 (frv_detect_insn_access_interrupts): Don't call hardware access
1052 functions directly. Use cover macros.
1053 (check_reset): Don't reset RSTR here.
1054 (next_available_esr): ESFR -> ESFR_FLAG.
1055 (next_available_edr): ESFR -> ESFR_FLAG.
1056 (clear_exception_status_registers): Use GET_ESFR and SET_ESFR.
1057 ESFR -> ESFR_FLAG.
1058 (frv_break_interrupt): Don't call hardware access functions directly.
1059 Use cover macros.
1060 (frv_program_or_software_interrupt): Ditto.
1061 (frv_external_interrupt): Ditto.
1062 * frv.c (frvbf_fetch_register): Don't call 'get' functions directly.
1063 (frvbf_store_register): Don't call 'set' functions directly.
1064 (frvbf_h_gr_double_get_handler): Use GET_H_GR.
1065 (frvbf_h_gr_double_set_handler): Use SET_H_GR.
1066 (frvbf_h_fr_double_get_handler): Use GET_H_FR.
1067 (frvbf_h_fr_double_set_handler): Use SET_H_FR.
1068 (frvbf_h_fr_int_get_handler): Use GET_H_FR.
1069 (frvbf_h_fr_int_set_handler): Use SET_H_FR.
1070 (frvbf_h_cpr_double_get_handler): Use GET_H_CPR.
1071 (frvbf_h_cpr_double_set_handler): Use SET_H_CPR.
1072 (frvbf_h_gr_quad_set_handler): Use SET_H_GR.
1073 (frvbf_h_fr_quad_set_handler): Use SET_H_FR.
1074 (frvbf_h_spr_get_handler): Check SPR access. Call renamed functions.
1075 Support shadow registers.
1076 (frvbf_h_spr_set_handler): Check SPR access. Call renamed functions.
1077 Support shadow registers.
1078 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1079 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1080 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1081 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1082 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1083 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1084 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1085 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1086 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1087 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1088 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1089 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1090 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1091 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1092 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1093 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1094 (frvbf_h_psr_esr_set_handler): Update to conform to FRV architecture
1095 version 1.3a.
1096 (spr_ccr_get_handler): Don't reference the hardware directly.
1097 (spr_ccr_set_handler): Don't reference the hardware directly.
1098 (spr_cccr_get_handler): Don't reference the hardware directly.
1099 (spr_cccr_set_handler): Don't reference the hardware directly.
1100 (spr_sr_get_handler): New function.
1101 (spr_sr_set_handler): New function.
1102 (frvbf_switch_supervisor_user_context): Temporarily switch to
1103 supervisor mode.
1104 (frvbf_store_quad_GR): Don't call handler directly.
1105 (frvbf_store_quad_FRint): Don't call handler directly.
1106 (frvbf_store_quad_CPR): Don't call handler directly.
1107 (frvbf_clear_all_accumulators): Removed.
1108 (frvbf_clear_accumulators): New function.
1109 (frvbf_model_fr500_u_media): Expand busy_adjustment to 8 members.
1110 Account for in_ACCGi and out_ACCGk.
1111 * frv-sim.h (RSTR_HARDWARE_RESET): New macro.
1112 (RSTR_SOFTWARE_RESET): New macro.
1113 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1114 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1115 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1116 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1117 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1118 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1119 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1120 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1121 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1122 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1123 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1124 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1125 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1126 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1127 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1128 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1129 (frvbf_clear_all_accumulators): Removed.
1130 (frvbf_clear_accumulators): New function.
1131 (GET_HSR0): Use GET_H_SPR.
1132 (SET_HSR0): Use SET_H_SPR.
1133 (CLEAR_HSR0_ICE): New macro.
1134 (CLEAR_HSR0_DCE): New macro.
1135 (GET_IHSR8): Use GET_H_SPR.
1136 (GET_PSR): New macro.
1137 (SET_PSR_ET): New macro.
1138 (GET_PSR_PS): New macro.
1139 (SET_PSR_S): New macro.
1140 (GET_ESFR): Changed to reference entire register.
1141 (SET_ESFR): Changed to reference entire register.
1142 (GET_ESFR_FLAG): New macro.
1143 (SET_ESFR_FLAG): New macro.
1144 (NECR_ELOS): Removed.
1145 (NECR_NEN): Removed.
1146 (NECR_VALID): Removed.
1147 (GET_NECR): New macro.
1148 (GET_NECR_ELOS): New macro.
1149 (GET_NECR_NEN): New macro.
1150 (GET_NECR_VALID): New macro.
1151 (NESR_RANGE): Removed.
1152 (GET_NESR): Use GET_H_SPR.
1153 (GET_NE_FLAGS): Use GET_H_SPR.
1154 * cache.h (CACHE_INITIALIZED): New macro.
1155 * Makefile.in (SIM_OBJS): Add registers.o.
1156 (SIM_EXTRA_DEPS): Add registers.h.
1157 (registers.o): New target.
1158 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1159
11602000-02-17 Dave Brolley <brolley@redhat.com>
1161
1162 * interrupts.c (frv_interrupt_table): Update priority order and handler
1163 offsets to conform to the architecture version 1.3a.
1164 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1165 to the architecture version 1.3a.
1166
11672000-02-17 Dave Brolley <brolley@redhat.com>
1168
1169 * interrupts.c (frv_interrupt_table): Update priority order and handler
1170 offsets to conform to the latest specifications.
1171 (frv_queue_interrupt): Correct comment. Identical interrupts can be
1172 queued. New variable 'iclass' used to test for external interrupts.
1173 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1174 to the latest specifications.
1175
11762000-01-20 Dave Brolley <brolley@redhat.com>
1177
1178 * sim-if.c (sim_open): Move frv-specific initialization to
1179 frv_initialize in reset.c.
1180 * interrupts.c (check_reset): Use RSTR_ADDRESS. Check and reset RSTR
1181 status bits for hardware vs software reset.
1182 * reset.c: New file.
1183 * frv-sim.h (frv_initialize): New function.
1184 (frv_power_on_reset): New function.
1185 (frv_hardware_reset): New function.
1186 (frv_software_reset): New function.
1187 (RSTR_ADDRESS): New macro.
1188 (RSTR_INITIAL_VALUE): New macro.
1189 (GET_RSTR_HR): New macro.
1190 (GET_RSTR_SR): New macro.
1191 (SET_RSTR_H): New macro.
1192 (SET_RSTR_S): New macro.
1193 (CLEAR_RSTR_P): New macro.
1194 (CLEAR_RSTR_H): New macro.
1195 (CLEAR_RSTR_S): New macro.
1196 (CLEAR_RSTR_HR): New macro.
1197 (CLEAR_RSTR_SR): New macro.
1198
11992000-01-03 Dave Brolley <brolley@cygnus.com>
1200
1201 * mloop.in (execute): Only call modeling function if the pointer is not
1202 NULL.
1203 * frv.c (frvbf_model_insn_after): Only access FR500_MODEL_DATA for
1204 fr500.
1205
12062000-01-03 Dave Brolley <brolley@cygnus.com>
1207
1208 * options.c (OPTION_FRV_MEMORY_LATENCY): New enumerator.
1209 (frv_options): Add --memory-latency.
1210 (frv_option_handler): Handle FRV_OPTION_MEMORY_LATENCY.
1211 * mloop.in (@cpu@_simulate_insn_prefetch): Use cache memory_latency.
1212 * frv.c (SET_ACC_USE_IS_MEDIA_P1): operate on d->curr_acc_p1
1213 (SET_ACC_USE_NOT_MEDIA_P1): operate on d->curr_acc_p1
1214 (SET_ACC_USE_IS_MEDIA_P2): operate on d->curr_acc_p1
1215 (SET_ACC_USE_NOT_MEDIA_P2): operate on d->curr_acc_p1
1216 (update_latencies): Only clear usage flags if the register has no
1217 target latency.
1218 (frvbf_model_insn_before): Update cur_acc_p1 and cur_acc_p2. Use | (or)
1219 not |= (or assgnment).
1220 (frvbf_model_insn_after): Print post processing wait for all insns.
1221 Update prev_acc_p1 and prev_acc_p2.
1222 (frvbf_model_fr500_u_gr_load_store): Use cache memory_latency.
1223 (frvbf_model_fr500_u_fr_load_store): Use cache memory_latency.
1224 (frvbf_model_fr500_u_swap): Use cache memory_latency.
1225 (frvbf_model_fr500_u_media): Use busy_adjustment[4] for out_ACC40Sk.
1226 (frvbf_model_fr500_u_media): Use busy_adjustment[5] for out_ACC40Uk.
1227 (frvbf_model_fr500_u_media_quad_arith): New function.
1228 (frvbf_model_fr500_u_media_dual_mul): New function.
1229 (frvbf_model_fr500_u_media_quad_mul): New function.
1230 (frvbf_model_fr500_u_media_quad_complex): New function.
1231 (frvbf_model_fr500_u_media_dual_expand): New function.
1232 (frvbf_model_fr500_u_media_dual_unpack): New function.
1233 (frvbf_model_fr500_u_media_dual_btoh): New function.
1234 (frvbf_model_fr500_u_media_dual_htob): New function.
1235 (frvbf_model_fr500_u_media_dual_btohe): New function.
1236 (frv_ref_SI): New function.
1237 * cache.h (FRV_CACHE): Add memory_latency field.
1238 * cache.c (frv_cache_init): Initialize memory_latency.
1239 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1240
12411999-12-17 Dave Brolley <brolley@cygnus.com>
1242
1243 * sim-if.c (sim_open): Initialize insn prefetch and reset register.
1244 * options.c (OPTIONS_FRV_PROFILE_CACHE): New enumeration.
1245 (OPTIONS_FRV_PROFILE_PARALLEL): New enumeration.
1246 (OPTIONS_FRV_TIMER): New enumeration.
1247 (frv_options): Add --profile-cache, --profile-parallel, --timer.
1248 (frv_option_handler): Override common implementation of -p. Handle
1249 --profile-cache, --profile-parallel, --timer.
1250 * mloop.in (execute): Call profiling functions if the timer interrupt
1251 is enabled.
1252 (@cpu@_simulate_insn_prefetch): New function.
1253 (main loop): Call @cpu@_simulate_insn_prefetch.
1254 * interrupts.c (frv_queue_interrupt): Don't queue two external
1255 interrupts of the same priority.
1256 (frv_queue_external_interrupt): New function.
1257 (frv_external_interrupt): New function.
1258 (handle_interrupt): Handle external interrupts.
1259 (check_reset): New function.
1260 (frv_process_interrupts): Call check_reset.
1261 * frv.c: Include "bfd.h"
1262 (frvbf_h_psr_get_handler): Set the PIL field.
1263 (frvbf_h_psr_set_handler): Get the PIL field.
1264 (DUAL_REG): New macro.
1265 (DUAL_DOUBLE): New macro.
1266 (SET_USE_IS_FPOP): New macro.
1267 (SET_USE_NOT_FPOP): New macro.
1268 (USE_IS_FPOP): New macro.
1269 (SET_USE_IS_MEDIA): New macro.
1270 (SET_USE_NOT_MEDIA): New macro.
1271 (USE_IS_MEDIA_P1): New macro.
1272 (SET_USE_IS_MEDIA_P1): New macro.
1273 (SET_USE_NOT_MEDIA_P1): New macro.
1274 (SET_USE_IS_MEDIA_P2): New macro.
1275 (SET_USE_NOT_MEDIA_P2): New macro.
1276 (USE_IS_MEDIA_P2): New macro.
1277 (SET_ACC_USE_IS_MEDIA_P1): New macro.
1278 (SET_ACC_USE_NOT_MEDIA_P1): New macro.
1279 (ACC_USE_IS_MEDIA_P1): New macro.
1280 (SET_ACC_USE_IS_MEDIA_P2): New macro.
1281 (SET_ACC_USE_NOT_MEDIA_P2): New macro.
1282 (ACC_USE_IS_MEDIA_P2): New macro.
1283 (RESOURCE_IDIV): New macro.
1284 (RESOURCE_FDIV): New macro.
1285 (RESOURCE_SQRT): New macro.
1286 (fr_busy_adjust): New array.
1287 (acc_busy_adjust): New array.
1288 (apply_latency_adjustments): New function.
1289 (update_latencies): New function.
1290 (handle_wait_cycles): New function.
1291 (handle_resource_wait): New function.
1292 (update_target_latencies): New function.
1293 (frvbf_model_insn_before): Add resource latency to cycle counts.
1294 (frvbf_model_insn_after): Add resource latency to cycle counts.
1295 (update_GR_latency): New function.
1296 (update_GRdouble_latency): New function.
1297 (update_FR_latency): New function.
1298 (update_FRdouble_latency): New function.
1299 (decrease_ACC_busy): New function.
1300 (decrease_FR_busy): New function.
1301 (increase_FR_busy): New function.
1302 (update_ACC_latency): New function.
1303 (update_CCR_latency): New function.
1304 (update_idiv_resource_latency): New function.
1305 (update_fdiv_resource_latency): New function.
1306 (update_fsqrt_resource_latency): New function.
1307 (vliw_wait_for_GR): New function.
1308 (vliw_wait_for_GRdouble): New function.
1309 (vliw_wait_for_FR): New function.
1310 (vliw_wait_for_FRdouble): New function.
1311 (vliw_wait_for_CCR): New function.
1312 (vliw_wait_for_ACC): New function.
1313 (vliw_wait_for_idiv_resource): New function.
1314 (vliw_wait_for_fdiv_resource): New function.
1315 (vliw_wait_for_fsqrt_resource): New function.
1316 (enforce_full_fr_latency): New function.
1317 (frvbf_model_fr500_u_exec): New function.
1318 (frvbf_model_fr500_u_integer): New function.
1319 (frvbf_model_fr500_u_imul): New function.
1320 (frvbf_model_fr500_u_idiv): New function.
1321 (frvbf_model_fr500_u_branch): New function.
1322 (frvbf_model_fr500_u_set_hilo): New function.
1323 (frvbf_model_fr500_u_gr_load_store): New function.
1324 (frvbf_model_fr500_u_fr_load_store): New function.
1325 (frvbf_model_fr500_u_swap): New function.
1326 (frvbf_model_fr500_u_fr2fr): New function.
1327 (frvbf_model_fr500_u_fr2gr): New function.
1328 (frvbf_model_fr500_u_spr2gr): New function.
1329 (frvbf_model_fr500_u_gr2fr): New function.
1330 (frvbf_model_fr500_u_gr2spr): New function.
1331 (post_wait_for_FR): New function.
1332 (post_wait_for_FRdouble): New function.
1333 (post_wait_for_ACC): New function.
1334 (post_wait_for_CCR): New function.
1335 (post_wait_for_fdiv): New function.
1336 (post_wait_for_fsqrt): New function.
1337 (adjust_float_register_busy): New function.
1338 (adjust_double_register_busy): New function.
1339 (restore_float_register_busy): New function.
1340 (restore_double_register_busy): New function.
1341 (frvbf_model_fr500_u_float_arith): New function.
1342 (frvbf_model_fr500_u_float_dual_arith): New function.
1343 (frvbf_model_fr500_u_float_div): New function.
1344 (frvbf_model_fr500_u_float_sqrt): New function.
1345 (frvbf_model_fr500_u_float_compare): New function.
1346 (frvbf_model_fr500_u_float_dual_compare): New function.
1347 (frvbf_model_fr500_u_float_convert): New function.
1348 (frvbf_model_fr500_u_media): New function.
1349 (frvbf_model_fr500_u_barrier): New function.
1350 (frvbf_model_fr500_u_membar): New function.
1351 * frv-sim.h (LEUINT): New macro.
1352 (GET_HSR0_SA): New macro.
1353 (struct frv_interrupt_timer): New struct.
1354 (struct frv_interrupt_state): Add timer fiield.
1355 (frv_queue_external_interrupt): New function.
1356 (frv_external_interrupt): New function.
1357 (frv_profile_info): New function.
1358 (PROFILE_CACHE_IDX): New enumerator.
1359 (PROFILE_PARALLEL_IDX): New enumerator.
1360 (PROFILE_cache): New macro.
1361 (PROFILE_parallel): New macro.
1362 (WITH_PROFILE_CACHE_P): New macro.
1363 (WITH_PROFILE_PARALLEL_P): New macro.
1364 * cache.h (FRV_CACHE): Add last_was_hit field.
1365 * cache.c (get_tag): Use new last_was_hit field.
1366 (frv_cache_read): Ditto.
1367 (frv_cache_write): Ditto.
1368 * arch.h,cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1369
13701999-12-13 Dave Brolley <brolley@cygnus.com>
1371
1372 * frv.c (frvbf_h_spr_set_handler): Handle accumulator guards.
1373 (frvbf_clear_all_accumulators): Pass frvbf_h_acc40S_set to
1374 sim_queue_fn_di_write.
1375 (frvbf_media_cut_ss): New function.
1376 * frv-sim.h (frvbf_media_cut_ss): New function.
1377 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1378
13791999-12-13 Dave Brolley <brolley@cygnus.com>
1380
1381 * pipeline.c (check_insn_major_constraints): F-4, F-8 and M-8 have
1382 no constraints.
1383 * interrupts.c (frv_queue_illegal_instruction_interrupt): Use
1384 FRV_IS_FLOAT_INSN and FRV_IS_MEDIA_INSN.
1385 (frv_detect_insn_access_interrupts): Use FRV_IS_FLOAT_INSN and
1386 FRV_IS_MEDIA_INSN.
1387 * frv.c (frvbf_model_simple_u_exec): New function.
1388 * frv-sim.h (FRV_IS_FLOAT_INSN): Range includes F-8.
1389 (FRV_IS_MEDIA_INSN): Range includes M-8.
1390
1391 * Makefile.in (stamp-cpu): add 'simple' to the list of machines.
1392 * arch.c,arch.h,cpu.h,cpuall.h,decode.c,decode.h,model.c,sem.c:
1393 Regenerate.
1394
13951999-12-10 Dave Brolley <brolley@cygnus.com>
1396
1397 * traps.c (check_registers_available): New function.
1398 (clear_ne_flags): Generate register_exception if register(s) not
1399 available.
1400 (frvbf_commit): Generate register_exception if register(s) not
1401 available.
1402 * interrupts.c (frv_program_or_software_interrupt): No need to copy
1403 GR4-GR7 to SR0-SR4.
1404 * frv.c (frvbf_h_psr_set_handler): Special handling for PSR.S and
1405 PSR.ESR.
1406 (frvbf_h_psr_s_set_handler): New function.
1407 (frvbf_h_psr_esr_set_handler): New function.
1408 (frvbf_switch_supervisor_user_context): New function.
1409 (frvbf_scan_result): Reflect latest ISA.
1410 * frv-sim.h (frvbf_h_psr_s_set_handler): New function.
1411 (frvbf_h_psr_esr_set_handler): New function.
1412 (frvbf_switch_supervisor_user_context): New function.
1413 (GET_HSR0_FRN): New Macro.
1414 (GET_HSR0_GRN): New Macro.
1415 (GET_HSR0_FRHE): New Macro.
1416 (GET_HSR0_FRLE): New Macro.
1417 (GET_HSR0_GRHE): New Macro.
1418 (GET_HSR0_GRLE): New Macro.
1419 (frv_ec): New value for FRV_EC_COMMIT_EXCEPTION.
1420 (GET_ESFR): New bit ordering.
1421 (SET_ESFR): New bit ordering.
1422 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1423
14241999-12-10 Michael Meissner <meissner@cygnus.com>
1425
1426 * Makefile.in (sim-if.o): Add eng.h dependency.
1427
14281999-12-09 Dave Brolley <brolley@cygnus.com>
1429
1430 * mloop.in (execute): Pass sc->first_insn_p to @cpu@_model_insn_before.
1431 Pass sc->last_insn_p to @cpu@_model_insn_before.
1432 (main loop): Compute sc->first_insn_p.
1433 * frv.c (frvbf_model_insn_before): Set state variables.
1434 (frvbf_model_insn_after): Count basic cycles. Set state variables.
1435 (frvbf_model_fr500_u_integer): Remove.
1436 * arch.h,cpu.h,decode.h,model.c: Regenerate.
1437
14381999-12-07 Dave Brolley <brolley@cygnus.com>
1439
1440 * sim-main.h (cache.h): Include it.
1441 (insn_cache): New member.
1442 (data_cache): New member.
1443 (CPU_INSN_CACHE): New macro.
1444 (CPU_DATA_CACHE): New macro.
1445 * sim-if.c (WANT_CPU): New macro.
1446 (WANT_CPU_FRVBF): New macro.
1447 (sim_open): Call sim_add_option_table. Call frv_cache_init for the
1448 data and insn caches for each cpu.
1449 (sim_close): Call frv_cache_term for the insn and data caches of each
1450 cpu.
1451 * mloop.in (extract): Read insn from the cache.
1452 (main loop): Access the insn cache in order to maintain stats.
1453 * memory.c (data_non_cache_access): New function.
1454 (insn_non_cache_access): New function.
1455 (frvbf_read_mem_QI): Attempt to read from the cache first.
1456 (frvbf_read_mem_UQI): Ditto.
1457 (frvbf_read_mem_HI): Ditto.
1458 (frvbf_read_mem_UHI): Ditto.
1459 (frvbf_read_mem_SI): Ditto.
1460 (frvbf_read_mem_DI): Ditto.
1461 (frvbf_read_mem_DF): Ditto.
1462 (frvbf_read_imem_USI): New function.
1463 (frvbf_write_mem_QI): Write through the cache is it is enabled.
1464 (frvbf_write_mem_UQI): Ditto.
1465 (frvbf_write_mem_HI): Ditto.
1466 (frvbf_write_mem_UHI): Ditto.
1467 (frvbf_write_mem_SI): Ditto.
1468 (frvbf_write_mem_DI): Ditto.
1469 (frvbf_write_mem_DF): Ditto.
1470 (frvbf_mem_set_QI): New function.
1471 (frvbf_mem_set_HI): New function.
1472 (frvbf_mem_set_SI): New function.
1473 (frvbf_mem_set_DI): New function.
1474 (frvbf_mem_set_DF): New function.
1475 (frvbf_mem_set_XI): New function.
1476 * interrupts.c (frv_save_data_written_for_interrupts): Handle
1477 CGEN_FN_MEM_QI_WRITE,
1478 CGEN_FN_MEM_HI_WRITE, CGEN_FN_MEM_SI_WRITE, CGEN_FN_MEM_DI_WRITE,
1479 CGEN_FN_MEM_DF_WRITE, CGEN_FN_MEM_XI_WRITE.
1480 * frv.c (frvbf_load_quad_GR): Call frvbf_read_mem_SI.
1481 Call sim_queue_fn_mem_xi_write.
1482 (frvbf_load_quad_FRint): Call frvbf_read_mem_SI.
1483 Call sim_queue_fn_mem_xi_write.
1484 (frvbf_load_quad_CPR): Call frvbf_read_mem_SI.
1485 Call sim_queue_fn_mem_xi_write.
1486 (frvbf_insn_cache_preload): New function.
1487 (frvbf_data_cache_preload): New function.
1488 (frvbf_insn_cache_unlock): New function.
1489 (frvbf_data_cache_unlock): New function.
1490 (frvbf_insn_cache_invalidate): New function.
1491 (frvbf_data_cache_invalidate): New function.
1492 (frvbf_data_cache_flush): New function.
1493 * frv-sim.h (sim-options.h): Include it.
1494 (GET_HSR0): New macro.
1495 (SET_HSR0): New macro.
1496 (GET_HSR0_ICE): New macro.
1497 (SET_HSR0_ICE): New macro.
1498 (GET_HSR0_DCE): New macro.
1499 (SET_HSR0_DCE): New macro.
1500 (GET_HSR0_CBM): New macro.
1501 (GET_HSR0_RME): New macro.
1502 (GET_IHSR8): New macro.
1503 (GET_IHSR8_NBC): New macro.
1504 (frvbf_insn_cache_preload): New function.
1505 (frvbf_data_cache_preload): New function.
1506 (frvbf_insn_cache_unlock): New function.
1507 (frvbf_data_cache_unlock): New function.
1508 (frvbf_insn_cache_invalidate): New function.
1509 (frvbf_data_cache_invalidate): New function.
1510 (frvbf_data_cache_flush): New function.
1511 (insn_non_cache_access): New function.
1512 (frvbf_read_imem_USI): New function.
1513 (frvbf_mem_set_QI): New function.
1514 (frvbf_mem_set_HI): New function.
1515 (frvbf_mem_set_SI): New function.
1516 (frvbf_mem_set_DI): New function.
1517 (frvbf_mem_set_DF): New function.
1518 (frvbf_mem_set_XI): New function.
1519 (frv_options): FRV specific command line options.
1520 * Makefile.in (SIM_OBJS): Add options.o and cache.o.
1521 (SIM_EXTRA_DEPS): Add $(sim-options_h).
1522 (cache.o): New target.
1523 (options.o): New target.
1524 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1525 * cache.h: New file.
1526 * cache.c: New file.
1527 * options.c: New file.
1528
15291999-11-29 Dave Brolley <brolley@cygnus.com>
1530
1531 * traps.c (frvbf_check_non_excepting_load): Use new NE_FLAG macros.
1532 (frvbf_check_non_excepting_divide): Ditto.
1533 (clear_ne_flags): Ditto
1534 (frvbf_commit): Ditto.
1535 * pipeline.c (frv_pipeline_add_insn): Clear the NE index for all insns.
1536 * mloop.in (_parallel_write_init): Clear NE flags here.
1537 * interrupts.c (frv_queue_fp_exception_interrupt): Set NE flags here
1538 for non excepting insns. Also check for masked interrupts here.
1539 (frv_process_interrupts): Write NE flags here.
1540 (set_fp_exception_registers): No longer check for masked interrupts
1541 here.
1542 (check_for_compound_interrupt): No need to worry about masked
1543 interrupts.
1544 * frv-sim.h (frv_interrupt_state): Add f_ne_flags member.
1545 (GET_NE_FLAGS): New macro.
1546 (SET_NE_FLAGS): New macro.
1547 (GET_NE_FLAG): Operate on accumulated argument.
1548 (SET_NE_FLAG): Operate on accumulated argument.
1549 (CLEAR_NE_FLAG): Operate on accumulated argument.
1550 * Makefile.in (FRVBF_INCLUDE_DEPS): Add $(SIM_EXTRA_DEPS)
1551 (frv.o): Correct dependencies.
1552 (traps.o): Ditto.
1553 (pipeline.o): Ditto.
1554 (interrupts.o): Ditto.
1555 (memory.o): Ditto.
1556 * sem.c: Regenerate.
1557
15581999-11-26 Dave Brolley <brolley@cygnus.com>
1559
1560 * traps.c (frvbf_fpu_error): Only call frv_queue_fp_exception if
1561 there is an exception indicated in the mask.
1562 * pipeline.c (frv_pipeline_add_insn): Clear ne_index in the interrupt
1563 state when adding a floating point insn to the pipeline.
1564 * interrupts.c (set_fp_exception_registers): Set NE flag for
1565 non-excepting insns.
1566 * frv-sim.h (frvbf_h_fr_double_get_handler): Mode of data is DF.
1567 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1568 (frvbf_h_fr_int_get_handler): New function.
1569 (frvbf_h_fr_int_set_handler): New function.
1570 (frvbf_set_ne_index): New function.
1571 (NE_NOFLAG): New macro.
1572 (frv_interrupt_state): Add ne_index member.
1573 * frv.c (frvbf_h_fr_double_get_handler): Mode of data is DF.
1574 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1575 (frvbf_h_fr_int_get_handler): New function.
1576 (frvbf_h_fr_int_set_handler): New function.
1577 (frvbf_set_ne_index): New function.
1578 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1579
15801999-11-24 Dave Brolley <brolley@cygnus.com>
1581
1582 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1583
15841999-11-23 Dave Brolley <brolley@cygnus.com>
1585
1586 * frv-sim.h (frvbf_media_cut): New function.
1587 * frv.c (frvbf_media_cut): New function.
1588 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1589
15901999-11-22 Dave Brolley <brolley@cygnus.com>
1591
1592 * frv-sim.h (frvbf_clear_all_accumulators): New function.
1593 * frv.c.h (frvbf_clear_all_accumulators): New function.
1594 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1595
15961999-11-18 Dave Brolley <brolley@cygnus.com>
1597
1598 * pipeline.c (frv_pipeline_add_insn): Only clear MSR0 and FSR0 fields
1599 if this is the first insn of its class in the pipeline.
1600 * frv-sim.h (frvbf_media_register_not_aligned): New function.
1601 * traps.c (frvbf_media_register_not_aligned): New function.
1602 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1603
16041999-11-17 Dave Brolley <brolley@cygnus.com>
1605
1606 * pipeline.c (frv_pipeline_add_insn): Clear MSRx.SIE fields.
1607 * frv-sim.h (OR_MSR_SIE): New macro.
1608 (CLEAR_MSR_SIE): New macro.
1609 (frvbf_media_overflow): Now takes sie argument.
1610 (frv_set_mp_exception_registers): Now takes sie argument.
1611 * interrupts.c (frv_set_mp_exception_registers): Now takes sie argument.
1612 Set MSRx.SIE field.
1613 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1614
16151999-11-15 Dave Brolley <brolley@cygnus.com>
1616
1617 * traps.c (frv_mtrap): New function.
1618 (frvbf_media_cr_not_aligned): New function.
1619 (frvbf_media_acc_not_aligned): New function.
1620 (frvbf_media_overflow): New function.
1621 * pipeline.c (frv_pipeline_add_insn): Clear MSR fields.
1622 * interrupts.c: Call frv_set_mp_exception_registers.
1623 (frv_set_mp_exception_registers): New function.
1624 * frv-sim.h (frv_msr_mtt): New enumeration.
1625 (GET_MSR): New macro.
1626 (SET_MSR): New macro.
1627 (GET_MSR_AOVF): New macro.
1628 (SET_MSR_AOVF): New macro.
1629 (GET_MSR_OVF): New macro.
1630 (SET_MSR_OVF): New macro.
1631 (CLEAR_MSR_OVF): New macro.
1632 (GET_MSR_MTT): New macro.
1633 (SET_MSR_MTT): New macro.
1634 (frv_set_mp_exception_registers): New function.
1635 (frv_mtrap): New function.
1636 (FRV_IS_MEDIA_INSN): New macro.
1637 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1638
16391999-11-10 Dave Brolley <brolley@cygnus.com>
1640
1641 * sim-main.h (_sim_cpu): Add debug_state member.
1642 * mloop.in (_parallel_write_queued): Clear data_written.length.
1643 * interrupts.c (frv_interrupt_table): Offset of BREAK_EXCEPTION
1644 handler is 0xff.
1645 (frv_queue_break_interrupt): New function.
1646 (frv_break_interrupt): New function.
1647 (handle_interrupt): Handle break_interrupt.
1648 (frv_non_operating_interrupt): Now takes interrupt_kind.
1649 * frv-sim.h (frv_queue_break_interrupt): New function.
1650 (frv_break_interrupt): New function.
1651 (frv_break): New function.
1652 (frv_non_operating_interrupt): Now takes interrupt_kind.
1653 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1654
16551999-11-09 Dave Brolley <brolley@cygnus.com>
1656
1657 * pipeline.c (frv_pipeline_add_insn): Clear FSR0.FTT when adding
1658 a floating point insn.
1659 * traps.c (frvbf_fpu_error): Map fpu status to frv interrupts.
1660 * interrupts.c (frv_queue_illegal_instruction_interrupt): Call
1661 frv_queue_fp_exception_interrupt.
1662 (frv_queue_fp_exception_interrupt): New function.
1663 (next_available_fq): New function.
1664 (set_fp_exception_registers): New function.
1665 (set_exception_status_registers): Now returns 1 if interrupt not masked.
1666 (check_for_compound_interrupt): Now returns NULL if interrupt masked.
1667 (frv_program_interrupt): Don't process interrupt if it is masked.
1668 * frv.c (frvbf_h_fr_double_get_handler): Call
1669 frv_queue_fp_exception_interrupt.
1670 (frvbf_h_fr_double_set_handler): Call frv_queue_fp_exception_interrupt.
1671 (frvbf_h_fr_quad_set_handler): Call frv_queue_fp_exception_interrupt.
1672 (frvbf_store_quad_FRint): Call frv_queue_fp_exception_interrupt.
1673 * frv-sim.h: Get/set hardware directly in GET/SET macros.
1674 (frv_fp_exception_info): New struct type.
1675 (frv_interrupt_queue_element): Add fp_info member.
1676 (frv_fsr_traps): New enumeration.
1677 (frv_fsr_ftt): New enumeration.
1678 (frv_sie): New enumeration.
1679 (frv_miv): New enumeration.
1680 (GET_FSR): New macro.
1681 (SET_FSR): New macro.
1682 (GET_FSR_TEM): New macro.
1683 (SET_FSR_QNE): New macro.
1684 (SET_FSR_FTT): New macro.
1685 (GET_FSR_AEXC): New macro.
1686 (SET_FSR_AEXC): New macro.
1687 (GET_FQ): New macro.
1688 (SET_FQ): New macro.
1689 (SET_FQ_OPC): New macro.
1690 (SET_FQ_MIV): New macro.
1691 (SET_FQ_SIE): New macro.
1692 (SET_FQ_FTT): New macro.
1693 (SET_FQ_CEXC): New macro.
1694 (GET_FQ_VALID): New macro.
1695 (SET_FQ_VALID): New macro.
1696 (frv_queue_fp_exception_interrupt): New function.
1697 (FRV_IS_FLOAT_INSN): New macro.
1698
16991999-11-04 Dave Brolley <brolley@cygnus.com>
1700
1701 * traps.c (frvbf_fpu_error): No floating point errors need to be
1702 detected.
1703 * interrupts.c (clear_exception_status_registers): Clear 'valid' fields
1704 of the ESR registers too.
1705 (set_exception_status_registers): Don't set EAR for any precise
1706 interrupts. Register index should be 1 for insns in PIPE_I1. Clear
1707 ESR.EAV and ESR.EDV if not setting them. Set ESR.VALID.
1708 (non_operating_interrupt): No need for return code.
1709 (frv_program_or_software_interrupt): Process interrupt regardless
1710 of operating mode. If PSR.ET was not set at the start of processing,
1711 then stop the simulation with a message.
1712 (frv_save_data_written_for_interrupts): Handle CGEN_FN_XI_WRITE and
1713 CGEN_MEM_XI_WRITE.
1714 * frv.c (frvbf_h_gr_quad_set_handler): New function.
1715 (frvbf_h_fr_quad_set_handler): New function.
1716 (frvbf_h_cpr_quad_set_handler): New function.
1717 (frvbf_load_quad_GR): Renamed from frvbf_load_multiple_GR. Use new
1718 sim_queue_fn_xi_write.
1719 (frvbf_load_quad_FRint): Renamed from frvbf_load_multiple_GR. Use new
1720 sim_queue_fn_xi_write.
1721 (frvbf_load_quad_CPR): Renamed from frvbf_load_multiple_GR. Use new
1722 sim_queue_fn_xi_write.
1723 (frvbf_store_quad_GR): Renamed from frvbf_store_multiple_GR. Use new
1724 sim_queue_mem_xi_write.
1725 (frvbf_store_quad_FRint): Renamed from frvbf_store_multiple_GR. Use new
1726 sim_queue_mem_xi_write.
1727 (frvbf_store_quad_CPR): Renamed from frvbf_store_multiple_GR. Use new
1728 sim_queue_mem_xi_write.
1729 * frv-sim.h (frvbf_h_gr_quad_set_handler): New function.
1730 (frvbf_h_fr_quad_set_handler): New function.
1731 (frvbf_h_cpr_quad_set_handler): New function.
1732 (SET_ESR_VALID): New macro.
1733 (CLEAR_ESR_VALID): New macro.
1734 (CLEAR_ESR_EAV): New macro.
1735 (CLEAR_ESR_EDV): New macro.
1736 * sem.c: Regenerate.
1737
17381999-11-02 Dave Brolley <brolley@cygnus.com>
1739
1740 * traps.c (frv_core_signal): Call
1741 frv_queue_mem_address_not_aligned_interrupt.
1742 * mloop.in (_parallel_write_queued): Call
1743 frv_save_data_written_for_interrupts.
1744 * frv.c (frvbf_h_gr_double_get_handler): Call
1745 frv_queue_register_exception_interrupt.
1746 (frvbf_h_cpr_double_get_handler): Call
1747 frv_queue_register_exception_interrupt.
1748 (frvbf_h_cpr_double_set_handler): Call
1749 frv_queue_register_exception_interrupt.
1750 (frvbf_load_multiple_GR): Call
1751 frv_queue_register_exception_interrupt.
1752 (frvbf_store_multiple_GR): Call
1753 frv_queue_register_exception_interrupt.
1754 (frvbf_load_multiple_CPR): Call
1755 frv_queue_register_exception_interrupt.
1756 (frvbf_store_multiple_CPR): Call
1757 frv_queue_register_exception_interrupt.
1758 (frvbf_h_tbr_get_handler): Fix TBR.TBA mask.
1759 * interrupts.c (frv_queue_software_interrupt): Now returns interrupt
1760 queue element.
1761 (frv_queue_program_interrupt): Now returns interrupt queue element.
1762 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
1763 element.
1764 (frv_queue_interrupt): Now returns interrupt queue element.
1765 (frv_queue_register_exception_interrupt): New function.
1766 (frv_queue_mem_address_not_aligned_interrupt): New function.
1767 (frv_save_data_written_for_interrupts): New function.
1768 (next_available_edr): EDR registers available in blocks of 4.
1769 (clear_exception_status_registers): New function.
1770 (set_exception_status_registers): Pass esr to SET_ESR* macros.
1771
1772 * frv-sim.h (struct frv_data_written): New struct type.
1773 (frv_interrupt_queue_element): Add data_written member.
1774 (frv_queue_software_interrupt): Now returns interrupt queue element.
1775 (frv_queue_program_interrupt): Now returns interrupt queue element.
1776 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
1777 element.
1778 (frv_queue_interrupt): Now returns interrupt queue element.
1779 (frv_queue_register_exception_interrupt): New function.
1780 (frv_queue_mem_address_not_aligned_interrupt): New function.
1781 (frv_save_data_written_for_interrupts): New function.
1782
17831999-10-27 Dave Brolley <brolley@cygnus.com>
1784
1785 * interrupts.c (ITABLE_ENTRY): New macro.
1786 (frv_interrupt_table): Add exception codes.
1787 (next_available_esr): New function.
1788 (next_available_edr): New function.
1789 (set_edr_register): New function.
1790 (set_exception_status_registers): New function.
1791 (check_for_compound_interrupt): Record information on all interrupts
1792 found.
1793 (frv_program_interrupt): Always call check_for_compound_interrupt.
1794 * frv.c (frvbf_h_pc_set_handler): Removed.
1795 (frvbf_h_spr_get_handler): Handle LR register.
1796 (frvbf_h_spr_set_handler): Handle LR register.
1797 (frvbf_h_lr_get_handler): New function.
1798 (frvbf_h_lr_set_handler): New function.
1799 * frv-sim.h (frvbf_h_lr_get_handler): New function.
1800 (frvbf_h_lr_set_handler): New function.
1801 (frv_ec): New enumeration.
1802 (frv_interrupt): Add frv_ec field.
1803 (frv_rec): New enumeration.
1804 (frv_daec): New enumeration.
1805 (frv_interrupt_queue_element): Add eaddress, rec, iaec, daec fields.
1806 (SET_ESR_EC): New macro.
1807 (SET_ESR_REC): New macro.
1808 (SET_ESR_IAEC): New macro.
1809 (SET_ESR_DAEC): New macro.
1810 (SET_ESR_EAV): New macro.
1811 (GET_ESR_EDV): New macro.
1812 (SET_ESR_EDV): New macro.
1813 (GET_ESR_EDN): New macro.
1814 (SET_ESR_EDN): New macro.
1815 (GET_ESR): New macro.
1816 (SET_ESR): New macro.
1817 (SET_EPCR): New macro.
1818 (SET_EAR): New macro.
1819 (SET_EDR): New macro.
1820 (GET_ESFR): New macro.
1821 (SET_ESFR): New macro.
1822 * cpu.c,cpu.h,sem.c: Rebuild.
1823
18241999-10-26 Dave Brolley <brolley@cygnus.com>
1825
1826 * traps.c (frvbf_check_non_excepting_load): Only set NESR, NECR, NEEAR
1827 if mach is frv.
1828 (clear_nesr_neear): Only execute if mach is frv.
1829
18301999-10-22 Dave Brolley <brolley@cygnus.com>
1831
1832 * sim-main.h (sim_cpu): Add pipeline.
1833 (CPU_PIPELINE): New macro.
1834 * mloop.in (_parallel_write_queued): Maintain pc in cpu during writes.
1835 (main loop): Maintain pc in cpu.
1836 * frv-sim.h (frv_queue_software_interrupt): New interface.
1837 (frv_queue_program_interrupt): New interface.
1838 (frv_queue_illegal_instruction_interrupt: New interface.
1839 (frv_queue_interrupt): New interface.
1840 (frv_detect_insn_access_interrupts): New interface.
1841 (frv_process_interrupts): New interface.
1842 (frv_program_interrupt): New interface.
1843 (frv_software_interrupt): New interface.
1844 (frv_program_or_software_interrupt): New interface.
1845 (FRV_PIPELINE): Moved from pipline.c.
1846 (frv_pipeline_reset): New interface.
1847 (frv_pipeline_add_insn): New interface.
1848 * interrupts.c (frv_queue_software_interrupt): New interface.
1849 (frv_queue_program_interrupt): New interface.
1850 (frv_queue_illegal_instruction_interrupt: New interface.
1851 (frv_queue_interrupt): New interface.
1852 (frv_detect_insn_access_interrupts): New interface.
1853 (frv_process_interrupts): New interface.
1854 (frv_program_interrupt): New interface.
1855 (frv_software_interrupt): New interface.
1856 (frv_program_or_software_interrupt): New interface.
1857 * frv.c: Use new interfaces.
1858 * pipeline.c: Use new interfaces.
1859 * traps.c: Use new interfaces.
1860 * memory.c: Use new interfaces.
1861 (frv_address_forbidden): No longer static.
1862
18631999-10-19 Dave Brolley <brolley@cygnus.com>
1864
1865 * traps.c (frvbf_check_non_excepting_load): Set NESR.DAEC, NESR.REC and
1866 NESR.EC.
1867 * mloop.in (_parallel_write_queued): Handle CGEN_FN_PC_WRITE.
1868 * frv.c (frvbf_h_pc_set_handler): New function.
1869 * interrupts.c (frv_detect_data_interrupt): Removed.
1870 (address_forbidden): Removed.
1871 * frv-sim.h (frv_detect_data_interrupt): Removed.
1872 (NESR_MEM_ADDRESS_NOT_ALIGNED): New macro.
1873 (NESR_REGISTER_NOT_ALIGNED): New macro.
1874 (NESR_UQI_SIZE): New macro.
1875 (NESR_QI_SIZE): New macro.
1876 (NESR_UHI_SIZE): New macro.
1877 (NESR_HI_SIZE): New macro.
1878 (NESR_SI_SIZE): New macro.
1879 (NESR_DI_SIZE): New macro.
1880 (NESR_XI_SIZE): New macro.
1881 (GET_NESR_DAEC): New macro.
1882 (SET_NESR_DAEC): New macro.
1883 (GET_NESR_REC): New macro.
1884 (SET_NESR_REC): New macro.
1885 (GET_NESR_EC): New macro.
1886 (SET_NESR_EC): New macro.
1887 (frvbf_read_mem_QI): New function.
1888 (frvbf_read_mem_UQI): New function.
1889 (frvbf_read_mem_HI): New function.
1890 (frvbf_read_mem_UHI): New function.
1891 (frvbf_read_mem_SI): New function.
1892 (frvbf_read_mem_WI): New function.
1893 (frvbf_read_mem_DI): New function.
1894 (frvbf_read_mem_DF): New function.
1895 (frvbf_write_mem_QI): New function.
1896 (frvbf_write_mem_UQI): New function.
1897 (frvbf_write_mem_HI): New function.
1898 (frvbf_write_mem_UHI): New function.
1899 (frvbf_write_mem_SI): New function.
1900 (frvbf_write_mem_WI): New function.
1901 (frvbf_write_mem_DI): New function.
1902 (frvbf_write_mem_DF): New function.
1903 * Makefile.in (SIM_OBJS): Add memory.o.
1904 * cpu.c,cpu.h,sem.c: Rebuild.
1905
19061999-10-18 Dave Brolley <brolley@cygnus.com>
1907
1908 * sim-if.c (sim_open): Use a real fpu error function.
1909 * pipeline.c (frv_pipeline_add_insn): Don't add invalid insns.
1910 * mloop.in (_parallel_write_queued): Clear queue after writing.
1911 * interrupts.c (check_for_compound_interrupt): New function.
1912 (non_operating_interrupt): New function.
1913 * frv-sim.h (frvbf_h_gr_double_get_handler): New function.
1914 (frvbf_h_gr_double_set_handler): New function.
1915 (frvbf_h_fr_double_get_handler): New function.
1916 (frvbf_h_fr_double_set_handler): New function.
1917 (frvbf_h_cpr_double_get_handler): New function.
1918 (frvbf_h_cpr_double_set_handler): New function.
1919 (frv_interrupt_queue_element): New struct type.
1920 (frv_queue_program_interrupt): Now takes pc.
1921 (frv_queue_illegal_instruction_interrupt): Now takes pc.
1922 (frv_queue_interrupt): Now takes pc.
1923 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
1924 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
1925 (frvbf_division_exception): New function.
1926 (frvbf_fpu_error): New function.
1927 (frvbf_load_multiple_GR): New function.
1928 (frvbf_load_multiple_FR): New function.
1929 (frvbf_load_multiple_CPR): New function.
1930 * frv.c (frvbf_h_gr_double_get_handler): New function.
1931 (frvbf_h_gr_double_set_handler): New function.
1932 (frvbf_h_fr_double_get_handler): New function.
1933 (frvbf_h_fr_double_set_handler): New function.
1934 (frvbf_h_cpr_double_get_handler): New function.
1935 (frvbf_h_cpr_double_set_handler): New function.
1936 (frv_interrupt_queue_element): New struct type.
1937 (frv_queue_program_interrupt): Now takes pc.
1938 (frv_queue_illegal_instruction_interrupt): Now takes pc.
1939 (frv_queue_interrupt): Now takes pc.
1940 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
1941 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
1942 (frvbf_fpu_error): New function.
1943 (frvbf_load_multiple_GR): New function.
1944 (frvbf_load_multiple_FR): New function.
1945 (frvbf_load_multiple_CPR): New function.
1946 * traps.c (frvbf_division_exception): New function.
1947 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
1948
19491999-10-12 Dave Brolley <brolley@cygnus.com>
1950
1951 * mloop.in (new_vpc): New variable.
1952 (main loop): Call frv_detect_insn_access_interrupts. Call
1953 frv_detect_data_interrupts.
1954 * interrupts.c (access_queued_to): New function.
1955 (frv_detect_data_interrupts): New function.
1956 (frv_detect_insn_access_interrupts): New function.
1957 (frv_program_or_software_interrupt): Set PSR.S.
1958 * frv-sim.h (frv_detect_data_interrupts): New function.
1959 (frv_detect_insn_interrupts): New function.
1960
19611999-10-07 Dave Brolley <brolley@cygnus.com>
1962
1963 * frv-sim.h (frvbf_h_gr_hi_get_handler): New function.
1964 (frvbf_h_gr_hi_set_handler): New function.
1965 (frvbf_h_gr_lo_get_handler): New function.
1966 (frvbf_h_gr_lo.set_handler): New function.
1967 * frv.c (frvbf_h_gr_hi_get_handler): New function.
1968 (frvbf_h_gr_hi_set_handler): New function.
1969 (frvbf_h_gr_lo_get_handler): New function.
1970 (frvbf_h_gr_lo.set_handler): New function.
1971 (frvbf_model_fr500_u_integer): New function.
1972 * arch.h,cpu.h,cpu.c,decode.h,decode.c,model.c,sem.c: Rebuild.
1973
19741999-10-04 Dave Brolley <brolley@cygnus.com>
1975
1976 * traps.c: Use sim_engine_abort.
1977 * pipeline.c (frv_pipeline): Add field for insn major.
1978 (add_next_to_pipe): Return address of matching pipeline.
1979 (find_major_in_pipeline): New function.
1980 (check_insn_major_constraints: New function.
1981 (frv_pipeline_add_insn): Add checks for insn major constraints.
1982 * interrupts.c (frv_process_interrupts): Use sim_engine_abort.
1983 * frv.c (frvbf_h_spr_get_handler): No need to abort.
1984
1985Thu Sep 30 18:10:25 1999 Dave Brolley <brolley@cygnus.com>
1986
1987 * pipeline.c: New file.
1988 * mloop.in (main loop): Call frv_pipeline_reset.
1989 Call frv_pipeline_add_insn.
1990 * frv-sim.h (frv_pipeline_reset): New function.
1991 (frv_pipeline_add_insn): New function.
1992 * Makefile.in (SIM_OBJS): Add pipeline.o
1993
19941999-09-29 Doug Evans <devans@casey.cygnus.com>
1995
1996 * sem.c: Rebuild.
1997 * traps.c (sim_engine_invalid_insn): New arg `vpc'. Change type of
1998 result to SEM_PC. Return vpc.
1999
2000Wed Sep 29 16:01:52 1999 Dave Brolley <brolley@cygnus.com>
2001
2002 * interrupts.c (frv_interrupt_table): DATA_STORE_ERROR is imprecise.
2003 (frv_queue_interrupt): Don't detect identical interrupts here.
2004
2005Wed Sep 29 14:49:52 1999 Dave Brolley <brolley@cygnus.com>
2006
2007 * interrupts.c: New file.
2008 * traps.c (sim_engine_invalid_insn): Return PC of next insn.
2009 (frv_software_interrupt): Moved to interrupts.c.
2010 (frv_itrap): New interface. Call frv_queue_software_interrupt.
2011 * mloop.in (@cpu@_parallel_write_init): set previous_vliw_pc.
2012 (@cpu@_perform_writeback): New function.
2013 (main loop): Call frv_process_interrupts.
2014 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2015 (frv_itrap): New interface.
2016 (frv_interrupt_class): New enumeration.
2017 (frv_interrupt_kind): New enumeration.
2018 (struct frv_interrupt): New struct type.
2019 (frv_interrupt_table): New table of interrupt information.
2020 (FRV_INTERRUPT_QUEUE_SIZE): New macro.
2021 (struct frv_interrupt_state): New struct type.
2022 (frv_interrupt_state): New global variable.
2023 (previous_vliw_pc): New global variable.
2024 (frv_queue_software_interrupt): New function.
2025 (frv_queue_program_interrupt): New function.
2026 (frv_queue_interrupt): New function.
2027 (frv_process_interrupts): New function.
2028 (frv_program_interrupt): New function.
2029 (frv_software_interrupt): New function.
2030 (frv_program_or_software_interrupt): New function.
2031 (frv_clear_interrupt_classes): New function.
2032 * frv.c (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2033 * Makefile.in (SIM_OBJS): Add interrupts.o
2034 * sem.c: Rebuild.
2035
20361999-09-25 Doug Evans <devans@casey.cygnus.com>
2037
2038 * cpu.h,cpuall.h,decode.c,sem.c: Rebuild.
2039
2040Tue Sep 21 17:16:47 1999 Dave Brolley <brolley@cygnus.com>
2041
2042 * mloop.in (main loop): Determine last insn from scache entry.
2043 * cpu.h: Rebuild.
2044 * cpuall.h: Rebuild.
2045
2046Tue Sep 14 14:21:31 1999 Dave Brolley <brolley@cygnus.com>
2047
2048 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): New flag.
2049 (NECR_ELOS): Define as unshifted value.
2050 (NECR_NEN): Define as unshifted value.
2051 (NECR_VALID): Define as unshifted value.
2052 (SET_NESR): Rewite to use post-write queue.
2053 (SET_NESR_VALID): Rewite to operate on argument.
2054 (SET_NESR_EAV): Rewite to operate on argument.
2055 (SET_NESR_FR): Rewite to operate on argument.
2056 (CLEAR_NESR_FR): Rewite to operate on argument.
2057 (SET_NESR_DRN): Rewite to operate on argument.
2058 (SET_NESR_SIZE): Rewite to operate on argument.
2059 (SET_NESR_NEAN): Rewite to operate on argument.
2060 (SET_NEEAR): Rewite to use post-write queue.
2061 (SET_NE_FLAG): Rewite to use post-write queue.
2062 (CLEAR_NE_FLAG): Rewite to use post-write queue.
2063 * traps.c (frv_software_interrupt): Rewite to use post-write queue.
2064 (frv_rett): Rewite to use post-write queue.
2065 (next_available_nesr): Rewrite to use new macro interfaces.
2066 (next_valid_nesr): Ditto.
2067 (frvbf_check_non_excepting_load): Ditto.
2068 (frvbf_check_recovering_store): Ditto.
2069 (clear_nesr_neear): Ditto.
2070 (clear_ne_flags): Ditto.
2071 * mloop.in (main loop): Update PCSR with address of next VLIW insn
2072 when flag is set.
2073 * frv.c (frvbf_h_spr_get_handler): Shift register fields here now.
2074 (frvbf_store_multiple_GR): Rewite to use post-write queue.
2075 (frvbf_store_multiple_FRint): Rewite to use post-write queue.
2076 (frvbf_store_multiple_CPR): Rewite to use post-write queue.
2077 * Makefile.in (frv.o): Depend on cgen-par.h.
2078
2079Fri Sep 10 17:03:15 1999 Dave Brolley <brolley@cygnus.com>
2080
2081 * frv-sim.h (frvbf_set_write_next_vliw_addr_to_LR): New function.
2082 (frvbf_write_next_vliw_addr_to_LR): New flag.
2083 * frv.c (frvbf_set_write_next_vliw_addr_to_LR): New function.
2084 * mloop.in: Only take the first branch in a VLIW insn. Set LR to the
2085 address of the next VLIW insn if flag is set.
2086 * cpu.h,decode.c,sem.c: Rebuild.
2087
2088Tue Sep 7 13:44:23 1999 Dave Brolley <brolley@cygnus.com>
2089
2090 * mloop.in: Limit parallel insns to MAX_PARALLEL_INSNS.
2091 * sem.c: Rebuild.
2092
20931999-09-02 Doug Evans <devans@casey.cygnus.com>
2094
2095 * configure: Regenerated to track ../common/aclocal.m4 changes.
2096
20971999-09-01 Doug Evans <devans@casey.cygnus.com>
2098
2099 * decode.c: Rebuild.
2100
2101Mon Aug 30 17:54:57 1999 Dave Brolley <brolley@cygnus.com>
2102
2103 * traps.c (frv_rett): New function.
2104 * frv.c (frvbf_h_spr_get_handler): Handle bpsr.
2105 (frvbf_h_spr_set_handler): Handle bpsr.
2106 (frvbf_h_bpsr_get_handler): New function.
2107 (frvbf_h_bpsr_set_handler): New function.
2108 * frv-sim.h (frv_rett): New function.
2109 (frvbf_h_bpsr_get_handler): New function.
2110 (frvbf_h_bpsr_set_handler): New function.
2111 * mloop.in: Read actual packing bit.
2112 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2113
2114Tue Aug 31 16:04:37 1999 Dave Brolley <brolley@cygnus.com>
2115
2116 * traps.c (WANT_CPU): New macro.
2117 (WANT_CPU_FRVBF): New macro.
2118 (frvbf_check_recovering_store): Use registers for source and queue
2119 writes.
2120 * mloop.in: New main loop for parallel support.
2121 (@cpu@_parallel_write_init): New function.
2122 (@cpu@_parallel_write_queued): New function.
2123 * frv-sim.h (set_icc_for_shift_left): New interface.
2124 (set_icc_for_shift_right): New interface.
2125 (frvbf_check_recovering_store): New interface.
2126 * frv.c (set_icc_for_shift_left): Pass and return icc value.
2127 (set_icc_for_shift_right): Pass and return icc value.
2128 (frvbf_check_recovering_store): New interface.
2129 * Makefile.in (FRV_OBJS): Add cgen-par.o.
2130 (stamp-mloop): Add cgen parallel options.
2131 (stamp-arch): Remove with-profile option.
2132 (stamp-cpu): Add cgen parallel options.
2133 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2134
21351999-08-28 Doug Evans <devans@casey.cygnus.com>
2136
2137 * cpu.h,decode.c,sem.c: Rebuild.
2138
2139Wed Aug 25 12:25:04 1999 Dave Brolley <brolley@cygnus.com>
2140
2141 * arch.h,cpu.h,decode.h,model.c,sem.c: Rebuild.
2142
2143Thu Aug 19 17:59:00 1999 Dave Brolley <brolley@cygnus.com>
2144
2145 * configure.in: fr500 now the default model.
2146 * configure: Regenerate.
2147 * frv.c: Change frv-1 to frv-gen.
2148 (frvbf_model_fr500_u_exec): New function.
2149 * Makefile.in (stamp-cpu): Use 'mach=frv,fr500' to build decoder.
2150 * mloop.in: Fix typos in comments.
2151 * arch.c,arch.h,cpu.h,cpuall.h,decode.h,model.c,sem.c: Rebuild.
2152
21531999-08-17 Dave Brolley <brolley@cygnus.com>
2154
2155 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2156
21571999-08-09 Doug Evans <devans@casey.cygnus.com>
2158
2159 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2160
21611999-08-04 Doug Evans <devans@casey.cygnus.com>
2162
2163 * cpu.h,cpuall.h,decode.c,model.c,sem.c: Rebuild.
2164
2165Fri Jul 16 14:50:15 1999 Dave Brolley <brolley@cygnus.com>
2166
2167 * frv.c (frvbf_fetch_register): Use GDB register number macros.
2168 (frvbf_store_register): Use GDB register number macros.
2169 (frvbf_cut): New function.
2170 * frv-sim.h (GR_REGNUM_MAX): New macro.
2171 (FR_REGNUM_MAX): New macro.
2172 (PC_REGNUM): New macro.
2173 (LR_REGNUM): New macro.
2174 (frvbf_cut): New function.
2175 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2176
21771999-07-15 Stan Shebs <shebs@andros.cygnus.com>
2178
2179 * frv.c (frvbf_fetch_register): Add ability to get LR register,
2180 add default for unhandled registers.
2181 (frvbf_store_register): Add ability to set LR register.
2182
21831999-07-14 Stan Shebs <shebs@andros.cygnus.com>
2184
2185 * frv.c (frvbf_fetch_register, frvbf_store_register): Fill in.
2186 (decode_gdb_dr_regnum): Remove, not used.
2187
21881999-07-13 Michael Meissner <meissner@cygnus.com>
2189
2190 * Makefile.in (SIM_EXTRA_FLAGS): Incorporate @sim_trapdump@.
2191
2192 * configure.in (--enable-sim-trapdump): New switch to make unknown
2193 traps dump the register contents, instead of doing the trap thing.
2194 * configure: Regenerate.
2195
2196 * frv-sim.h (TRAP_BREAKPOINT): Define as 81, so it can be used.
2197 (TRAP_REGDUMP{1,2}): Define to provide register dumping support
2198 temporarily.
2199
2200 * traps.h (toplevel): Include bfd.h, libiberity.h.
2201 (frv_itrap): Add support for --enable-sim-trapdump and traps 2,3
2202 dumping the registers.
2203
2204Thu Jul 8 10:57:39 1999 Dave Brolley <brolley@cygnus.com>
2205
2206 * Makefile.in (SIM_EXTRA_LIBS): Removed. libm no longer needed.
2207
2208Wed Jul 7 17:01:12 1999 Dave Brolley <brolley@cygnus.com>
2209
2210 * cpu.c,cpu.h,decode.c,model.c,sem.c: Rebuild.
2211
2212Tue Jul 6 16:12:18 1999 Dave Brolley <brolley@cygnus.com>
2213
2214 * frv.c (frvbf_square_root_SF): Removed.
2215 (frvbf_square_root_DF): Removed.
2216 (frvbf_h_fr_double_get_handler): Removed.
2217 (frvbf_h_fr_double_set_handler): Removed.
2218 (frvbf_h_fr_int_get_handler): Removed.
2219 (frvbf_h_fr_int_set_handler): Removed.
2220 * frv-sim.h (frvbf_square_root_SF): Removed.
2221 (frvbf_square_root_DF): Removed.
2222 (frvbf_h_fr_double_get_handler): Removed.
2223 (frvbf_h_fr_double_set_handler): Removed.
2224 (frvbf_h_fr_int_get_handler): Removed.
2225 (frvbf_h_fr_int_set_handler): Removed.
2226 * decode.c,decode.h,model.c,sem.c: Rebuild.
2227
22281999-07-05 Doug Evans <devans@casey.cygnus.com>
2229
2230 * Makefile.in (SIM_OBJS): Add cgen-fpu.o, cgen-accfp.o.
2231 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2232 * sim-if.c (sim_open): Initialize fpu.
2233 * frv-sim.h (SETMEMSF,SETMEMDF): Delete.
2234 * frv.c (frvbf_store_multiple_FRint): Replace frvbf_h_fr_int_get
2235 with frvbf_h_fr_get.
2236
2237Wed Jun 30 15:56:56 1999 Dave Brolley <brolley@cygnus.com>
2238
2239 * frv-sim.h (NESR_RANGE): New macro.
2240 (NO_NESR): New macro.
2241 (GET_NESR_VALID): New macro.
2242 (next_ne_index): Removed.
2243 * traps.c (next_available_nesr): New function.
2244 (next_valid_nesr): New function.
2245 (frvbf_check_non_excepting_load): Use next_available_nesr.
2246 (frvbf_check_recovering_store): Use next_available_nesr and
2247 next_valid_nesr.
2248 (clear_nesr_neear): Use next_available_nesr and next_valid_nesr.
2249 (frvbf_check_recovering_store): Only consider one matching register.
2250 * sem.c: Rebuild.
2251
2252Tue Jun 29 16:54:32 1999 Dave Brolley <brolley@cygnus.com>
2253
2254 * frv.c (frvbf_square_root_SF): New function.
2255 (frvbf_square_root_DF): New function.
2256 (frvbf_h_fr_double_get_handler): New function.
2257 (frvbf_h_fr_double_set_handler): New function.
2258 * frv-sim.h (frvbf_square_root_SF): New function.
2259 (frvbf_square_root_DF): New function.
2260 (frvbf_h_fr_double_get_handler): New function.
2261 (frvbf_h_fr_double_set_handler): New function.
2262 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c: Rebuild.
2263
22641999-06-28 Dave Brolley <brolley@cygnus.com>
2265
2266 * decode.c,decode.h,model.c,sem.c: Regenerate.
2267
2268Thu Jun 24 17:26:32 1999 Dave Brolley <brolley@cygnus.com>
2269
2270 * Makefile.in (SIM_EXTRA_LIBS): Add -lm.
2271 * frv-sim.h (frvbf_h_fr_int_get_handler): New function.
2272 (frvbf_h_fr_int_set_handler): New function.
2273 (frvbf_store_multiple_FRint): New function.
2274 (frvbf_square_root_SF): New function.
2275 * frv.c (frvbf_h_fr_int_get_handler): New function.
2276 (frvbf_h_fr_int_set_handler): New function.
2277 (frvbf_store_multiple_FRint): New function.
2278 (frvbf_square_root_SF): New function.
2279 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2280
22811999-06-23 Doug Evans <devans@casey.cygnus.com>
2282
2283 * Makefile.in (stamp-mloop): Delete -fast -pbb -switch args
2284 to genmloop.sh. Pass -scache instead.
2285 (mloop.o): Delete sem-switch.c dependency.
2286 (sem-switch.c): Delete rule.
2287 (stamp-cpu): Don't build sem-switch.c.
2288 * sem-switch.c: Delete.
2289 * mloop.in (xfull-exec-*): Fix call to execute.
2290 * tconfig.in (WITH_SCACHE_PBB): Define as 0.
2291
2292 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2293
2294Tue Jun 22 16:23:57 1999 Dave Brolley <brolley@cygnus.com>
2295
2296 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2297
2298Mon Jun 21 17:34:10 1999 Dave Brolley <brolley@cygnus.com>
2299
2300 * mloop.in (execute): Force gr0 to zero before each insn.
2301 * cpu.h,cpu.c,decode.c,sem.c,sem-switch.c: Regenerate.
2302
23031999-06-18 Doug Evans <devans@casey.cygnus.com>
2304
2305 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2306
2307Fri Jun 18 17:49:23 1999 Dave Brolley <brolley@cygnus.com>
2308
2309 * frv.c (frvbf_h_gr_get_handler): New function.
2310 (frvbf_h_gr_set_handler): New function:
2311 (frvbf_store-multiple_GR): New function:
2312 (frvbf_store-multiple_FR): New function:
2313 (frvbf_store-multiple_CPR): New function:
2314 * frv-sim.h (frvbf_h_gr_get_handler): New function.
2315 (frvbf_h_gr_set_handler): New function:
2316 (frvbf_store-multiple_GR): New function:
2317 (frvbf_store-multiple_FR): New function:
2318 (frvbf_store-multiple_CPR): New function:
2319 * traps.c (frv_itrap): Implement proper syscalls interface.
2320 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2321
2322Fri Jun 18 14:36:23 1999 Dave Brolley <brolley@cygnus.com>
2323
2324 * traps.c (frvbf_check_non_excepting_divide): New function.
2325 (frvbf_check_recovering_store): New function.
2326 (clear_nesr_neear): New function.
2327 (clear_ne_flags): New function.
2328 (frvbf_commit): New function.
2329
2330 * frv-sim.h (frvbf_check_non_excepting_divide): New function.
2331 (frvbf_check_recovering_store): New function.
2332 (clear_nesr_neear): New function.
2333 (clear_ne_flags): New function.
2334 (frvbf_commit): New function.
2335 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2336
23371999-06-16 Dave Brolley <brolley@cygnus.com>
2338
2339 * frv.c (frvbf_h_spr_get_handler): Handle SPR_NECR.
2340 (frvbf_h_spr_set_handler): Handle SPR_NECR.
2341 * traps.c (next_ne_index): New variable.
2342 (frvbf_check_non_excepting_load): New function.
2343 * frv-sim.h (NECR_ELOS): New macro.
2344 (NECR_NEN): New macro.
2345 (NECR_VALID): New macro.
2346 (SET_NESR_VALID): New macro.
2347 (SET_NESR_EAV): New macro.
2348 (SET_NESR_FR): New macro.
2349 (CLEAR_NESR_FR): New macro.
2350 (SET_NESR_DRN): New macro.
2351 (SET_NESR_SIZE): New macro.
2352 (SET_NESR_NEAN): New macro.
2353 (SET_NEEAR): New macro.
2354 (GET_NE_FLAG): New macro.
2355 (SET_NE_FLAG): New macro.
2356 (CLEAR_NE_FLAG): New macro.
2357 (frvbf_check_non_excepting_load): New function:
2358 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2359
2360Wed Jun 9 18:12:49 1999 Dave Brolley <brolley@cygnus.com>
2361
2362 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2363
2364Tue Jun 8 18:13:51 1999 Dave Brolley <brolley@cygnus.com>
2365
2366 * frv.c (cr_logic): Correct andcr, nandcr, andncr and nandncr.
2367 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2368
2369Mon Jun 7 17:09:15 1999 Dave Brolley <brolley@cygnus.com>
2370
2371 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2372
23731999-06-07 Dave Brolley <brolley@cygnus.com>
2374
2375 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2376
2377Thu Jun 3 17:33:31 1999 Dave Brolley <brolley@cygnus.com>
2378
2379 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2380
2381Wed Jun 2 17:50:21 1999 Dave Brolley <brolley@cygnus.com>
2382
2383 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2384
2385Tue Jun 1 17:58:53 1999 Dave Brolley <brolley@cygnus.com>
2386
2387 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2388
2389Mon May 31 17:57:25 1999 Dave Brolley <brolley@cygnus.com>
2390
2391 * traps.c (frv_software_interrupt): Pass current_cpu to
2392 frvbf_h_psr_esr_get.
2393 (frv_software_interrupt): Calculate the new PC based on TBR.
2394 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2395
23961999-05-31 Dave Brolley <brolley@cygnus.com>
2397
2398 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2399
2400Thu May 27 17:42:00 1999 Dave Brolley <brolley@cygnus.com>
2401
2402 * frv-sim.h (frvbf_h_cccr_get_handler): New function.
2403 (frvbf_h_cccr_set_handler): New function.
2404 (frvbf_scan_result): New function.
2405 (frvbf_cr_logic): New function.
2406 * frv.c (frvbf_h_cccr_get_handler): New function.
2407 (frvbf_h_cccr_set_handler): New function.
2408 (frvbf_scan_result): New function.
2409 (frvbf_cr_logic): New function.
2410 (cr_ops,cr_result,cr_logic): New table.
2411 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2412
24131999-05-25 Dave Brolley <brolley@cygnus.com>
2414
2415 * frv.c (frvbf_h_spr_get_handler): Add support for TBR and PSR.
2416 (frvbf_h_spr_set_handler): Add support for TBR and PSR.
2417 (frv_psr_get_handler): New function.
2418 (frv_psr_set_handler): New function.
2419 (frv_tbr_get_handler): New function.
2420 (frv_tbr_set_handler): New function.
2421 (frvbf_h_ccr_get_handler): Add support for fCC.
2422 (frvbf_h_ccr_set_handler): Add support for fCC.
2423 * frv-sim.h (frv_psr_get_handler): New function.
2424 (frv_psr_set_handler): New function.
2425 (frv_tbr_get_handler): New function.
2426 (frv_tbr_set_handler): New function.
2427 * traps.c (frv_software_interrupt): Implement.
2428 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2429
2430Thu May 20 16:39:27 1999 Dave Brolley <brolley@cygnus.com>
2431
2432 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2433
24341999-05-18 Dave Brolley <brolley@cygnus.com>
2435
2436 * frv.c: (frvbf_set_icc_for_shift_left): New function.
2437 (frvbf_set_icc_for_shift_right): New function.
2438 * frv-sim.h (frvbf_set_icc_for_shift_left): New function.
2439 (frvbf_set_icc_for_shift_right): New function.
2440 (SETMEMSF): New Macro.
2441 (SETMEMDF): New Macro.
2442 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2443
2444Thu May 13 17:14:49 1999 Dave Brolley <brolley@cygnus.com>
2445
2446 * frv.c (frvbf_h_ccr_get_handler): New function.
2447 (frvbf_h_ccr_set_handler): New function.
2448 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2449
2450Tue May 11 16:13:15 1999 Dave Brolley <brolley@cygnus.com>
2451
2452 * frv-sim.h (frvbf_h_spr_get_handler,frvbf_h_spr_set_handler,
2453 frvbf_h_isr_get_handler, frvbf_h_isr_set_handler): New functions.
2454 * frv.c: Likewise.
2455 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2456
24571999-05-10 Dave Brolley <brolley@cygnus.com>
2458
2459 * cpu.h,cpu.c,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2460
2461Thu May 6 16:48:21 1999 Dave Brolley <brolley@cygnus.com>
2462
2463 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2464 * frv-sim.h (TRAP_SYSCALL): Define as 0x80.
2465
2466Wed May 5 11:52:24 1999 Dave Brolley <brolley@cygnus.com>
2467
2468 * traps.c (frv_software_interrupt): New function.
2469 (frv_itrap): New function.
2470 * frv-sim.h (TRAP_SYSCALL): define as 0.
2471 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2472
2473Mon May 3 13:49:21 1999 Dave Brolley <brolley@cygnus.com>
2474
2475 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2476
2477Thu Apr 29 17:37:06 1999 Dave Brolley <brolley@cygnus.com>
2478
2479 * Directory created.
A mirror of the official binutils-gdb repository