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New simulator for Fujitsu frv contributed by Red Hat.
[deliverable/binutils-gdb.git] / sim / frv / ChangeLog
CommitLineData
b34f6357
DB		 12003-08-20 Micheal Snyder <msnyder@redhat.com>
2
3 * All generated files: Regenerate.
4
52001-10-11 Dave Brolley <brolley@redhat.com>
6
7 * cpu.h,decode.c,decode.h,sem.c: Regenerate.
8
92001-10-09 Dave Brolley <brolley@redhat.com>
10
11 * traps.c (frv_rett): Halt if PSR.S and PSR.ET are both set or both
12 not set.
13 * reset.c (frv_hardware_reset): Invalidate both caches.
14 * registers.c: Update init, reset and read-only masks for all registers
15 on all machines.
16 * profile.h (cur_gr_complex): New field of FRV_PROFILE_STATE
17 (prev_gr_complex): New field of FRV_PROFILE_STATE
18 (set_use_is_gr_complex): New function.
19 (set_use_not_gr_complex): New function.
20 (use_is_gr_complex): New function.
21 (decrease_GR_busy): New function.
22 * profile.c (reset_gr_flags): New function.
23 (reset_cc_flags): New function.
24 (set_use_is_gr_complex): New function.
25 (set_use_not_gr_complex): New function.
26 (use_is_gr_complex): New function.
27 (update_latencies): Reset gr and cc flags when latency reaches 0.
28 (decrease_GR_busy): New function.
29 * profile-fr400.h (fr500_reset_acc_flags): Removed.
30 (fr500_reset_cc_flags): New function.
31 * profile-fr500.c (frvbf_model_fr400_u_*): Reflect latencies from fr500
32 LSI version 1.41.
33 * profile-fr400.h (fr400_reset_gr_flags): New function.
34 (fr400_reset_fr_flags): New function.
35 (fr400_reset_acc_flags): New function.
36 * profile-fr400.c (set_use_not_media_p4): New function.
37 (set_use_not_media_p6): New function.
38 (set_acc_use_not_media_p2): New function.
39 (set_acc_use_not_media_p4): New function.
40 (fr400_reset_gr_flags): New function.
41 (fr400_reset_fr_flags): New function.
42 (fr400_reset_acc_flags): New function.
43 (frvbf_model_fr400_u_*): Reflect latencies from fr400 LSI version 1.1.
44 (frvbf_model_fr400_u_media_hilo): New function.
45 * pipeline.c (frv_vliw_setup_insn): Don't clear MSR0.MTT.
46 * memory.c (fr400_check_data_read_address): Check address range only
47 for double word loads. Don't check alignment here.
48 (fr400_check_readwrite_address): New function.
49 (fr500_check_readwrite_address): New function.
50 (check_readwrite_address): New function.
51 (fr500_check_insn_read_address): Correct address ranges.
52 (frvbf_read_mem_*): Check address range here.
53 (frv_address_forbidden): Removed.
54 (fr400_check_write_address): New function.
55 (check_write_address): New function.
56 (frvbf_write_mem_*): Don't check address range here.
57 (frvbf_mem_set_*): Check address range here.
58 * interrupts.c (frv_queue_data_access_error_interrupt): Now takes an
59 address as second argument.
60 (frv_queue_data_access_exception_interrupt): New function.
61 (frv_queue_illegal_instruction_interrupt): Generate fp_exception for
62 media insns on fr400.
63 (frv_queue_non_implemented_instruction_interrupt): Generate mp_exception
64 for media insns on fr400.
65 (frv_detect_insn_access_interrupts): Don't check for illegal addresses
66 of insns here. Check for MTRAP insn if PSR.EM is not set.
67 (frv_set_mp_exception_registers): Only set MSR0.MTT if it is not already
68 set.
69 (set_exception_status_registers): Do not always set EPCR. Set EAR for
70 data_acess_error only if not fr400.
71 * frv.c (do_media_average): New function.
72 (frvbf_media_average): New function.
73 (frvbf_insn_cache_invalidate): Check for illegal invocation.
74 (frvbf_data_cache_invalidate): Ditto.
75 (frvbf_data_cache_flush): Ditto.
76 * frv-sim.h (GET_FSR_QNE): New macro.
77 (frv_msr_mtt): Remove MTT_SEQUENCE_ERROR.
78 (GET_MSR_SRDAV): New macro.
79 (GET_MSR_RDAV): New macro.
80 (GET_MSR_RD): New macro.
81 (frv_queue_data_access_error_interrupt): Now takes an address as second
82 argument.
83 (frv_address_forbidden): Removed.
84 * cache.c (non_cache_access): Correct address ranges. Now takes cache
85 as first argument.
86 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
87
882001-08-20 Dave Brolley <brolley@redhat.com>
89
90 * sim-main.h (_sim_cpu): New field 'elf_flags'.
91 * sim-if.c (sim_open): Extract the elf_flags from the input file and
92 save them with each cpu.
93 * mloop.in (main loop): Pass elf flags to frv_vliw_reset. Set
94 last_insn_p before executing the insn.
95 * cache.c (frv_cache_invalidate): Flush scache if this is the cpu's
96 insn cache.
97 (frv_cache_invalidate_all): Ditto.
98
992001-08-20 Richard Sandiford <rsandifo@redhat.com>
100
101 * traps.c (syscall_read_mem): Flush the data cache before reading.
102 (syscall_write_mem): Flush the data cache before writing.
103 Invalidate both caches.
104
1052001-07-05 Ben Elliston <bje@redhat.com>
106
107 * Makefile.in (stamp-arch): Use $(CGEN_CPU_DIR).
108 (stamp-cpu): Likewise.
109
1102001-05-23 Dave Brolley <brolley@redhat.com>
111
112 * profile-fr400.c (acc_use_is_media_p2): New function.
113 (frvbf_model_fr400_u_media_2): Account for latency of output
114 accumulators.
115 (frvbf_model_fr400_u_media_2_quad): Ditto.
116 (frvbf_model_fr400_u_media_2_acc): New function.
117 (frvbf_model_fr400_u_media_2_acc_dual): New function.
118 (frvbf_model_fr400_u_media_2_add_sub): New function.
119 (frvbf_model_fr400_u_media_2_add_sub_dual): New function.
120 (frvbf_model_fr400_u_media_3_dual): New function.
121 (frvbf_model_fr400_u_media_4_acc_dual): New function.
122 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
123
1242001-05-15 Dave Brolley <brolley@redhat.com>
125
126 * registers.c (fr400_spr): Enable write access to HSR0.CBM.
127 * profile.h (FRV_PROFILE_STATE): New field 'all_cache_entries'.
128 * profile.c (CACHE_QUEUE_ELEMENT): New 'all' field.
129 (request_cache_flush): Save 'all' argument.
130 (request_cache_invalidate): Save all_cache_entries from profile state
131 to 'all' field of the request.
132 (submit_cache_request): Pass the 'all' field of the request to
133 frv_cache_request_invalidate.
134 * frv.c (frv_insn_cache_invalidate): Add new 'all' parameter. Perform
135 operation even if HSR0.ICE is not set.
136 (frv_data_cache_invalidate): Add new 'all' parameter. Perform
137 operation even if HSR0.DCE is not set.
138 (frv_data_cache_flush): Ditto.
139 * frv-sim.h (frv_insn_cache_invalidate): Add new 'all' parameter.
140 (frv_data_cache_invalidate): Add new 'all' parameter.
141 (frv_data_cache_flush): Add new 'all' parameter.
142 * cache.h (FRV_CACHE_INVALIDATE_REQUEST): Add new 'all' field.
143 (frv_cache_request_invalidate): Add new 'all' parameter.
144 * cache.c (frv_cache_request_invalidate): Add new 'all' parameter. Save
145 its value in the invalidate request.
146 (address_interference): Accept the value '-1' for the address argument
147 to mean 'any address'.
148 (handle_req_invalidate): Handle request to invalidate all cache lines.
149 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
150
1512001-05-14 Dave Brolley <brolley@redhat.com>
152
153 * profile.h (past_first_p): New field of profiling state.
154 (branch_penalty): Ditto.
155 (branch_hint): Ditto.
156 (update_branch_penalty): New function.
157 * profile.c (frvbf_model_insn_after): Reset past_first_p and
158 branch_address fields of the profiling state.
159 (frvbf_model_branch): New function.
160 (update_branch_penalty): New function.
161 * profile-fr500.c (frvbf_model_fr500_u_branch): Remove ICCi_3 and
162 FCCi_3 inputs.
163 (frvbf_model_fr500_u_trap): New function.
164 (frvbf_model_fr500_u_check): New function.
165 (frvbf_model_fr500_u_media_dual_htob): post-processing latency is 3
166 cycles.
167 * profile-fr400.c (frvbf_model_fr400_u_branch): Set branch penalties
168 as documented in the fr400 LSI. Remove ICCi_3 and FCCi_3 inputs.
169 (frvbf_model_fr400_u_media_dual_expand): Check resource usage as
170 documented in teh fr400 LSI.
171 (frvbf_model_fr400_u_media_dual_htob): Ditto.
172 (frvbf_model_fr400_u_media_dual_unpack): Removed.
173 (frvbf_model_fr500_u_trap): New function.
174 (frvbf_model_fr500_u_check): New function.
175 * mloop.in (simulate_dual_insn_prefetch): New function.
176 (@cpu@_simulate_insn_prefetch): Call simulate_dual_insn_prefetch with
177 arguments for each machine type.
178 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
179
1802001-05-09 Dave Brolley <brolley@redhat.com>
181
182 * Makefile.in (profile.o): Add profile-fr400.h as a dependency.
183 (profile-fr400.o): New target.
184 * profile.c: New file.
185 * profile.h: New file.
186 * profile-fr400.c: New file.
187 * profile-fr400.h: New file.
188 * profile-fr500.c: New file.
189 * profile-fr500.h: New file.
190 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
191
1922001-05-02 Dave Brolley <brolley@redhat.com>
193
194 * sim-main.h (profile.h): #include it.
195 (CPU_PROFILE_STATE): New macro.
196 (profile_state): New frv specific cpu field.
197 * reset.c (frv_initialize): insn_fetch_address and branch_address now
198 part of global profiling state.
199 * Makefile.in (SIM_OBJS): Add profile.o and profile-fr500.o.
200 (SIM_EXTRA_DEPS): Add profile.h.
201 (registers.o): Correct name of source file.
202 (profile.o): New target.
203 (profile-fr500.o): New target.
204 * frv-sim.h: Move profile related data structures to profile.h.
205 * frv.c: Move fr500 specific functions to profile-fr500.c.
206 * cpu.h: Regenerated.
207
2082001-04-27 Dave Brolley <brolley@redhat.com>
209
210 * sim-main.h (CPU_PIPELINE): Renamed to CPU_VLIW.
211 * interrupts.c: Rename FRV_PIPELINE to FRV_VLIW.
212 Rename pipeline to vliw. Rename CPU_PIPELINE to CPU_VLIW.
213 Rename PIPE_* to UNIT_*.
214 (frv_queue_illegal_instruction_interrupt): Use
215 frv_is_float_insn and frv_is_media_insn.
216 (frv_queue_non_implemented_instruction_interrupt): Ditto.
217 (frv_detect_insn_access_interrupts): Ditto.
218 * frv.c: Rename FRV_PIPELINE to FRV_VLIW. Rename pipeline to vliw.
219 Rename CPU_PIPELINE to CPU_VLIW. Rename PIPE_* to UNIT_*.
220 * memory.c: Ditto.
221 * pipeline.c: Ditto.
222 * mloop.in: Ditto.
223 * frv-sim.h (frv_pipeline_setup_insn): Renamed to frv_vliw_setup_insn.
224 * cache.c: Rename PIPE_* to UNIT_*.
225
2262001-04-24 Dave Brolley <brolley@redhat.com>
227
228 * frv.c (frvbf_load_quad_GR): Delete have_data and hsr0.
229 (frvbf_load_quad_FRint): Ditto.
230 (frvbf_load_quad_CPR): Ditto.
231 * cache.c (frv_cache_init): Initialize cache for fr400 vs other
232 machines.
233 (bfd.h): #include it.
234 (non_cache_access): Update for revised fr500 and for fr400.
235 * registers.c (frv_spr): Don't reset PSR.PS.
236 (fr500_spr): Ditto.
237 (frv_reset_spr): Set PSR.PS to the former value of PSR.S.
238
2392001-04-23 Dave Brolley <brolley@redhat.com>
240
241 * traps.c (frv_core_signal): On fr400, generate data_access_error.
242 (frvbf_media_cr_not_aligned): On fr400, generate illegal_instruction.
243 (frvbf_media_acc_not_aligned): Ditto.
244 (frvbf_media_register_not_aligned): Ditto.
245 (frvbf_division_exception): Use GET_ISR_EDE.
246 * registers.c (frv_check_spr_read_access): New function.
247 (frv_check_spr_write_access): New function.
248 (frv_check_spr_access): Deleted.
249 (frv_check_register_access): On fr400, generate illegal_instruction.
250 * memory.c (fr400_check_data_read_address): New function.
251 (fr500_check_data_read_address): Ditto.
252 (check_data_read_address): Ditto.
253 (fr400_check_insn_read_address): Ditto.
254 (fr500_check_insn_read_address): Ditto.
255 (check_insn_read_address): Ditto.
256 (frvbf_read_mem_QI): Call check_data_read_access.
257 (frvbf_read_mem_UQI): Ditto.
258 (frvbf_read_mem_HI): Ditto.
259 (frvbf_read_mem_UHI): Ditto.
260 (frvbf_read_mem_SI): Ditto.
261 (frvbf_read_mem_DI): Ditto.
262 (frvbf_read_mem_DF): Ditto.
263 (frvbf_read_imem_USI): Call check_insn_read_access.
264 (frv_address_forbidden): Now takes cpu as first argument. Check based
265 on machine type.
266 (fr400_mem_address_unaligned): New function.
267 (fr500_mem_address_unaligned): Ditto.
268 (check_write_address): Ditto.
269 (frvbf_mem_set_QI): Call check_write_address.
270 (frvbf_mem_set_HI): Ditto.
271 (frvbf_mem_set_SI): Ditto.
272 (frvbf_mem_set_DI): Ditto.
273 (frvbf_mem_set_DF): Ditto.
274 (frvbf_mem_set_XI): Ditto.
275 * interrupts.c (bfd.h): #include it.
276 (frv_queue_data_access_error_interrupt): New function.
277 (frv_queue_instruction_access_error_interrupt): New function.
278 (frv_queue_instruction_access_exception_interrupt): New function.
279 (frv_queue_illegal_instruction_interrupt): No fp_exception on fr400.
280 (frv_queue_non_implemented_instruction_interrupt): Ditto.
281 (frv_detect_insn_access_interrupts): Reorder tests to match priority
282 from the LSI manual.
283 (set_isr_exception_fields): Accumulate dtt bits.
284 * frv.c (check_register_alignment): New function.
285 (check_fr_register_alignment): New function.
286 (check_memory_alignment): New function.
287 (frvbf_h_gr_double_get_handler): Call check_register_alignment.
288 (frvbf_h_gr_double_set_handler): Ditto.
289 (frvbf_h_cpr_double_get_handler): Ditto.
290 (frvbf_h_cpr_double_set_handler): Ditto.
291 (frvbf_h_gr_quad_set_handler): Ditto.
292 (frvbf_h_cpr_quad_set_handler): Ditto.
293 (frvbf_h_fr_double_get_handler): Call check_fr_register_alignment.
294 (frvbf_h_fr_double_set_handler): Ditto.
295 (frvbf_h_fr_quad_set_handler): Ditto.
296 (frvbf_h_spr_get_handler): Call frv_check_spr_read_access.
297 (frvbf_h_spr_set_handler): Call frv_check_spr_write_access.
298 (frvbf_load_quad_GR): Call check_memory_aligment.
299 (frvbf_load_quad_FRint): Ditto.
300 (frvbf_load_quad_CPR): Ditto.
301 (frvbf_store_quad_GR): Call check_memory_aligment and
302 check_register_alignment.
303 (frvbf_store_quad_FRint): Ditto.
304 (frvbf_store_quad_CPR): Ditto.
305 (frvbf_signed_integer_divide: Use GET_ISR_EDEM.
306 * frv-sim.h (H_SPR_ACC0): New macro.
307 (H_SPR_ACC63): New macro.
308 (H_SPR_ACCG0): New macro.
309 (H_SPR_ACCG63): New macro.
310 (frv_dtt): New enumerator.
311 (GET_ISR_EDE): Renamed from GET_ISR_EDEM.
312 (GET_ISR_DTT): New macro.
313 (frv_queue_data_access_error_interrupt): New function.
314 (frv_queue_instruction_access_error_interrupt): New function.
315 (frv_queue_instruction_access_exception_interrupt): New function.
316 (frv_address_forbidden): Now takes cpu as first argument.
317 * cpu.h: Regenerate.
318
3192001-04-10 Dave Brolley <brolley@redhat.com>
320
321 * registers.c (fr500_spr): Add new fields to fr500 PSR register.
322 (fr500_spr): Add STBAR and MMCR unimplemented registers for fr500.
323 (fr400_spr): Implement SPR registers for fr400.
324 (frv_register_control_init): Handle bfd_mach_fr400 properly.
325 * frv.c (spr_bpsr_get_handler): Mask field before shifting.
326 (spr_psr_get_handler): Ditto.
327 (spr_ccr_get_handler): Ditto.
328 (spr_cccr_get_handler): Ditto.
329 (frvbf_clear_accumulators): Only 4 accumulators on fr400.
330 * frv-sim.h: Update comment about MCCR_* macros.
331 * cpu.c,cpu.h: Regenerate.
332
3332001-04-05 Dave Brolley <brolley@redhat.com>
334
335 * cpu.h,decode.c,model.c,sem.c: Regenerate.
336
3372001-04-05 Dave Brolley <brolley@redhat.com>
338
339 * reset.c: Update copyright.
340 * registers.c (frv_register_control_init): Handle bfd_mach_fr400.
341 * frv.c (frvbf_model_fr400_u_exec): New function.
342 * Makefile.in (stamp-cpu): Add fr400 to list of machines.
343 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
344 Regenerate.
345
3462000-11-22 Dave Brolley <brolley@redhat.com>
347
348 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
349 Regenerate.
350
3512000-11-10 Dave Brolley <brolley@redhat.com>
352
353 * decode.c: Regenerate.
354
3552000-09-12 Dave Brolley <brolley@redhat.com>
356
357 * traps.c (frv_sim_engine_halt_hook): New function.
358 (frv_itrap): Caches now invalidated in sim_engine_halt via
359 SIM_ENGINE_HALT_HOOK.
360 (frv_break): Ditto.
361 * sim-main.h (frv_sim_engine_halt_hook): New function.
362 (SIM_ENGINE_HALT_HOOK): New macro.
363 (SIM_ENGINE_RESTART_HOOK): New macro.
364 * interrupts.c: Call to frv_term now done within sim_engine_halt via
365 SIM_ENGINE_HALT_HOOK.
366
3672000-09-08 Dave Brolley <brolley@redhat.com>
368
369 * traps.c (frv_itrap): Invalidate and flush the data and insn caches
370 respectively when stopping for a breakpoint.
371 (frv_break): Ditto.
372 * cache.h (frv_cache_invalidate_all): New function.
373 * cache.c (frv_cache_invalidate_all): New function.
374
3752000-09-05 Dave Brolley <brolley@redhat.com>
376
377 * traps.c (frv_break): If SIM_HAVE_BREAKPOINTS, call
378 sim_handle_breakpoint. Otherwise if environment != operating call
379 sim_engine_halt. Otherwise handle normally.
380 * interrupts.c (frv_queue_break_interrupt): Don't handle debugger
381 breakpoints here. Moved to frv_break in traps.c.
382
383 * sem.c: Regenerate.
384
3852000-09-01 Dave Brolley <brolley@redhat.com>
386
387 * interrupts.c (frv_queue_break_interrupt): Call sim_handle_breakpoint
388 before queuing an interrupt in order to allow 'break' to be used as
389 the breakpoint insn.
390
3912000-08-29 Dave Brolley <brolley@redhat.com>
392
393 * traps.c (frv_itrap): Invalidate the insn cache at a breakpoint.
394
3952000-07-27 Dave Brolley <brolley@redhat.com>
396
397 * cpu.h,decode.c: Rebuild.
398
3992000-07-26 Dave Brolley <brolley@redhat.com>
400
401 * frv.c (spr_cccr_get_handler): Change CRx to CCx.
402 (spr_cccr_set_handler): Change CRx to CCx.
403 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
404
4052000-07-24 Dave Brolley <brolley@redhat.com>
406
407 * sem.c: Regenerate.
408 * frv.c (frvbf_unsigned_integer_divide): Queue a write for the result.
409 Don't write it directly.
410
411Thu Jul 6 13:51:12 2000 Dave Brolley <brolley@topaz>
412
413 * configure: Regenerated to track ../common/aclocal.m4 changes.
414
4152000-07-05 Ben Elliston <bje@redhat.com>
416
417 * configure: Regenerated to track ../common/aclocal.m4 changes.
418
4192000-06-28 Dave Brolley <brolley@redhat.com>
420
421 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
422
4232000-06-21 Dave Brolley <brolley@redhat.com>
424
425 * pipeline.c: All code except frv_pipeline_setup_insn moved to
426 frv.opc.
427 * mloop.in (main loop): frv_pipeline_add_insn broken up into
428 frv_pipeline_add_insn and frv_pipeline_setup_insn.
429 * frv-sim.h: Move pipeline status code to frv.opc.
430 * model.c: Regenerate.
431
4322000-06-12 Dave Brolley <brolley@redhat.com>
433
434 * options.c (frv_option_handler): --profile-parallel implies
435 --profile-model.
436 * mloop.in (fetch_buffer): Removed.
437 (@cpu@_simulate_insn_prefetch): Monitoring of fetch buffer moved to
438 run_caches. Use cache directly if not counting cycles. Don't use
439 cache at all if not counting cycles and cache not enabled.
440 * frv.c (frv_insn_fetch_buffer): New global variable.
441 (run_caches): Monitor the status of insn prefetch requests.
442 * frv-sim.h (FRV_INSN_FETCH_BUFFER): New struct type.
443 (frv_insn_fetch_buffer): New global variable.
444
4452000-06-12 Dave Brolley <brolley@redhat.com>
446
447 * mloop.in (fetch_buffer): New static struct.
448 (@cpu@_simulate_insn_prefetch): Rewritten.
449 * cache.c (frv_cache_request_invalidate): Don't invalidate return
450 buffer.
451 (address_interference): Defer to any WAR request in either pipeline.
452
4532000-06-09 Dave Brolley <brolley@redhat.com>
454
455 * pipeline.c (insns_in_slot): New Array.
456 (frv_pipeline_add_insn): Call COUNT_INSNS_IN_SLOT.
457 * options.c (frv_options): Remove 'NONBLOCK' argument from data-cache
458 option.
459 (parse_cache_option): New function.
460 (frv_option_handler): Call parse_cache_option.
461 * frv.c (vliw_branch_taken): New variable.
462 (vliw_load_stall): New variable.
463 (handle_resource_wait): Update vliw_load_stall.
464 (frvbf_model_insn_before): Initialize vliw_branch_taken and
465 vliw_load_stall.
466 (frvbf_model_insn_after): Increment PROFILE_MODEL_LOAD_STALL_CYCLES.
467 (load_wait_for_FR): Update vliw_load_stall.
468 (load_wait_for_GR): Update vliw_load_stall.
469 (load_wait_for_FRdouble): Update vliw_load_stall.
470 (load_wait_for_GRdouble): Update vliw_load_stall.
471 (frvbf_model_fr500_u_branch): Count branches taken and not taken.
472 (slot_names): New static array.
473 (print_parallel): Now takes second argument 'verbose'. Print cycles per
474 VLIW insn and instructions per cycle. Also tabulate the number of insns
475 in each type of VLIW slot.
476 (frv_profile_info): Call print_parallel with new second argument.
477 * frv-sim.h (insn_in_slot): New array.
478 (COUNT_INSNS_IN_SLOT): New macro.
479 (INSNS_IN_SLOT): New macro.
480 * cache.c: Remove references to non_blocking_count. Remove references to
481 last_was_hit. Remove references to req_none.
482 (handle_req_store): Adjust statistics before requeuing the store
483 request.
484 (handle_req_WAR): Don't let the WAR request affect the cache statistics.
485 * cache.h: Remove references to non_blocking_count. Remove references to
486 last_was_hit. Remove references to req_none.
487 * model.c: Regenerate.
488
4892000-06-08 Dave Brolley <brolley@redhat.com>
490
491 * frv.c (request_complete): Copy load data from the correct return
492 buffer.
493
4942000-06-07 Dave Brolley <brolley@redhat.com>
495
496 * traps.c (frv_core_signal): Call frv_term before exiting.
497 (frv_itrap): Call frv_term before exiting.
498 (next_available_nesr): Make sure NECR is implemented before reading it.
499 (next_valid_nesr): Ditto.
500 (frvbf_check_non_excepting_load): Ditto.
501 (frvbf_clear_ne_flags): Ditto.
502 (frvbf_commit): Ditto.
503 (frvbf_check_recovering_store): Delay cache operation if 'model_insn'.
504 * sim-main.h (_sim_cpu): Add load_address, load_length, load_flag and
505 store_flag members.
506 (CPU_LOAD_ADDRESS): New macro.
507 (CPU_LOAD_LENGTH): New macro.
508 (CPU_LOAD_SIGNED): New macro.
509 (CPU_LOAD_LOCK): New macro.
510 * reset.c (frv_term): New function.
511 (frv_power_on_reset): Use SETMEMSI if the cache is not enabled.
512 (frv_hardware_reset): Use SETMEMSI if the cache is not enabled.
513 (frv_software_reset): Use SETMEMSI if the cache is not enabled.
514 * mloop.in (execute): Call FRV_COUNT_CYCLES to decide whether to model
515 the insn. Model the insn in two passes. One before and one after
516 execution.
517 (cache_reqno): new static variable.
518 (@cpu@_simulate_insn_prefetch): Model fetch latency by waiting for the
519 cache rather than assuming a fixed latency.
520 (xinit): Turn on PROFILE_MODEL_P before each vliw insn if the timer is
521 enabled so that modeling data is collected by cgen during execution.
522 (full-exec): Restore PROFILE_MODEL_P after each vliw insn.
523 * memory.c (data_non_cache_access): Removed.
524 (insn_non_cache_access): Removed.
525 (frvbf_read_mem_QI): Delay read operation if 'model_insn'.
526 (frvbf_read_mem_UQI): Delay read operation if 'model_insn'.
527 (frvbf_read_mem_HI): Delay read operation if 'model_insn'.
528 (frvbf_read_mem_UHI): Delay read operation if 'model_insn'.
529 (frvbf_read_mem_SI): Delay read operation if 'model_insn'.
530 (frvbf_read_mem_DI): Delay read operation if 'model_insn'.
531 (frvbf_read_mem_DF): Delay read operation if 'model_insn'.
532 (frvbf_read_imem_USI): Read the cache or ememory passively.
533 (frvbf_write_mem_QI): Don't check for non-cache access here.
534 (frvbf_write_mem_UQI): Call frvbf_write_mem_QI.
535 (frvbf_write_mem_HI): Don't check for non-cache access here.
536 (frvbf_write_mem_UHI): Call frvbf_write_mem_QI.
537 (frvbf_write_mem_SI): Don't check for non-cache access here.
538 (frvbf_write_mem_DI): Don't check for non-cache access here.
539 (frvbf_write_mem_DF): Don't check for non-cache access here.
540 (frvbf_mem_set_QI): Use cycle-accurate cache write if 'model_insn'.
541 (frvbf_mem_set_HI): Use cycle-accurate cache write if 'model_insn'.
542 (frvbf_mem_set_SI): Use cycle-accurate cache write if 'model_insn'.
543 (frvbf_mem_set_DI): Use cycle-accurate cache write if 'model_insn'.
544 (frvbf_mem_set_DF): Use cycle-accurate cache write if 'model_insn'.
545 (frvbf_mem_set_XI): Use cycle-accurate cache write if 'model_insn'.
546 * interrupts.c (check_reset): Read the cache and memory passively.
547 (frv_program_or_software_interrupt): Call frv_term before calling
548 sim_engine_halt.
549 * frv.c (all modeling functions): Break into two passes. One before
550 execuetion and one after. call load_wait_for_* for all GR and FR
551 registers.
552 (frvbf_load_quad_GR): Delay performing the load if 'model_insn'.
553 (frvbf_load_quad_FRint): Delay performing the load if 'model_insn'.
554 (frvbf_load_quad_CPR): Delay performing the load if 'model_insn'.
555 (frvbf_insn_cache_preload): Delay cache operation if 'model_insn'.
556 (frvbf_data_cache_preload): Delay cache operation if 'model_insn'.
557 (frvbf_insn_cache_unlock): Delay cache operation if 'model_insn'.
558 (frvbf_data_cache_unlock): Delay cache operation if 'model_insn'.
559 (frvbf_insn_cache_invalidate): Delay cache operation if 'model_insn'.
560 (frvbf_data_cache_invalidate): Delay cache operation if 'model_insn'.
561 (frvbf_data_cache_flush): Delay cache operation if 'model_insn'.
562 (model_insn): New global variable.
563 (fr_ptime): New array.
564 (cache_request): New enumeration.
565 (CACHE_QUEUE_ELEMENT): New struct type.
566 (CACHE_QUEUE_SIZE): New macro.
567 (cache_queue): New static struct.
568 (request_cache_load): New function.
569 (request_cache_flush): New function.
570 (request_cache_invalidate): New function.
571 (request_cache_preload): New function.
572 (request_cache_unlock): New function.
573 (submit_cache_request): New function.
574 (activate_cache_requests): New function.
575 (load_pending_for_register): New function.
576 (flush_pending_for_address): New function.
577 (remove_cache_queue_element): New function.
578 (copy_load_data): New function.
579 (request_complete): New function.
580 (run_caches): New function.
581 (frv_model_trace_wait_cycles): New function.
582 (wait_for_flush): New function.
583 (frvbf_model_insn_before): Insn prefect wait now modeled in
584 frvbf_simulate_insn_prefetch. Incremement vliw_insns here. Call
585 wait_for_flush.
586 (frvbf_model_insn_after): Call activate_cache_requests. Don't increment
587 vliw_insns here anymore.
588 (update_FR_latency_for_load): New function.
589 (update_FRdouble_latency_for_load): New function.
590 (update_FR_ptime): New function.
591 (update_FRdouble_ptime): New function.
592 (update_GR_latency_for_swap): New function.
593 (load_wait_for_GR): New function.
594 (load_wait_for_FR): New function.
595 (load_wait_for_GRdouble): New function.
596 (load_wait_for_FRdouble): New function.
597 (frvbf_model_fr500_u_ici): New function.
598 (frvbf_model_fr500_u_dci): New function.
599 (frvbf_model_fr500_u_dcf): New function.
600 (frvbf_model_fr500_u_icpl): New function.
601 (frvbf_model_fr500_u_dcpl): New function.
602 (frvbf_model_fr500_u_icul): New function.
603 (frvbf_model_fr500_u_dcul): New function.
604 * frv-sim.h (frv_term): New function.
605 (insn_non_cache_access): Removed.
606 (FRV_COUNT_CYCLES): New macro.
607 (frv_save_peofile_model_p): New global variable.
608 (model_insn): New enumerated global variable.
609 (frv_model_advance_cycles): New function.
610 (frv_model_trace_wait_cycles): New function.
611 * cache.h (FRV_CACHE_REQUEST_KIND): New enumeration.
612 (FRV_CACHE_WAR_REQUEST): New struct type.
613 (FRV_CACHE_STORE_REQUEST): New struct type.
614 (FRV_CACHE_INVALIDATE_REQUEST): New struct type.
615 (FRV_CACHE_PRELOAD_REQUEST): New struct type.
616 (FRV_CACHE_REQUEST): New struct type.
617 (FRV_CACHE_RETURN_BUFFER): New struct type.
618 (FRV_CACHE_FLUSH_STATUS): New struct type.
619 (FRV_CACHE_STATUS): New struct type.
620 (FRV_CACHE_STAGE): New struct type.
621 (FRV_CACHE_STAGES): New enumeration.
622 (FRV_CACHE_WAR): New struct type.
623 (FRV_CACHE_PIPELINE): New struct type.
624 (FRV_CACHE_ARS): New struct type.
625 (FRV_CACHE_STATISTICS): New struct type.
626 (FRV_CACHE): Add pipeline, statistics, BARS and NARS.
627 (CACHE_RETURN_DATA): 'return_buffer' is now within 'status'.
628 (CACHE_RETURN_DATA_ADDRESS): New macro.
629 (frv_cache_read): Now takes pipe index as second argument.
630 (frv_cache_enabled): New function.
631 (frv_cache_request_load): New function.
632 (frv_cache_request_store): New function.
633 (frv_cache_request_invalidate): New function.
634 (frv_cache_request_preload): New function.
635 (frv_cache_request_unlock): New function.
636 (frv_cache_run): New function.
637 (frv_cache_read_passive_SI): New function.
638 (frv_cache_data_in_buffer): New function.
639 (frv_cache_data_flushed): New function.
640 * cache.c (frv_cache_init): Initialize pipelines and xARS registers.
641 (frv_cache_enabled): New function.
642 (non_cache_access): New function.
643 (write_data_to_memory): Count write accesses for each mode. Write to
644 memory using sim_core_write_unaligned_1;
645 (read_data_from_memory): New function.
646 (fill_line_from_memory): Use read_data_from_memory.
647 (copy_line_to_return_buffer): New function.
648 (copy_memory_to_return_buffer): New function.
649 (set_return_buffer_reqno): New function.
650 (frv_cache_read): Now takes pipe index as second argument. Check for
651 non-cache access.
652 (frv_cache_preload): Check for non-cache access.
653 (frv_cache_unlock): Check for non-cache access.
654 (invalidate_return_buffer): New function.
655 (frv_cache_invalidate): Check for non-cache access.
656 (convert_slot_to_index): New function.
657 (FREE_CHAIN_SIZE): New macro.
658 (frv_cache_request_free_chain): New static variable.
659 (frv_store_request_free_chain): New static variable.
660 (allocate_new_cache_requests): New function.
661 (new_cache_request): New function.
662 (free_cache_request): New function.
663 (new_store_request): New function.
664 (pipeline_remove_request): New function.
665 (pipeline_add_request): New function.
666 (pipeline_requeue_request): New function.
667 (next_priority): New function.
668 (add_WAR_request): New function.
669 (pipeline_next_request): New function.
670 (pipeline_stage_request): New function.
671 (advance_pipelines): New function.
672 (frv_cache_request_load): New function.
673 (frv_cache_request_store): New function.
674 (frv_cache_request_invalidate): New function.
675 (frv_cache_request_preload): New function.
676 (frv_cache_request_unlock): New function.
677 (address_interference): New function.
678 (wait_for_WAR): New function.
679 (wait_in_WAR): New function.
680 (handle_req_load): New function.
681 (handle_req_preload): New function.
682 (handle_req_store): New function.
683 (handle_req_invalidate): New function.
684 (handle_req_unlock): New function.
685 (handle_req_WAR): New function.
686 (arbitrate_requests): New function.
687 (move_ARS_to_WAR): New function.
688 (decrease_latencies): New function.
689 (frv_cache_run): New function.
690 (frv_cache_read_passive_SI): New function.
691 (frv_cache_data_in_buffer): New function.
692 (frv_cache_data_flushed): New function.
693 * arch.h,decode.c,decode.h,model.c,sem.c: Rebuild.
694
695Wed May 24 14:40:34 2000 Andrew Cagney <cagney@b1.cygnus.com>
696
697 * configure: Regenerated to track ../common/aclocal.m4 changes.
698
6992000-05-19 Dave Brolley <brolley@redhat.com>
700
701 * traps.c (frv_rett): Check for exceptions in the order specified in the
702 architecture spec. Allow privileged_instruction interrrupt to be handled
703 normally.
704 * registers.c (frv_register_control_init): Handle bfd_mach_frvtomcat.
705 * frv.c (frvbf_signed_integer_divide): Use updated dtt to decide whether
706 to clear the NE flag.
707 (frvbf_model_tomcat_u_exec): New function.
708 * frv-sim.h (frvbf_division_exception): Now returns updated dtt.
709 * Makefile.in (stamp-cpu): Add 'tomcat' to 'mach' value.
710 * arch.c,arch.h,cpu.h,cpuall.h,model.h,decode.c,sem.c: Regenerate.
711
7122000-05-18 Dave Brolley <brolley@redhat.com>
713
714 * sim-if.c (elf-bfd.h): #include it.
715 (sim_open): Set machine amd architecture based on elf flags.
716
7172000-04-04 Dave Brolley <brolley@redhat.com>
718
719 * frv-sim.h (frv_h_psr_esr_set_handler): Removed.
720 Delete '#if 0' blocks.
721 * frv.c: Delete '#if 0' blocks.
722 (spr_psr_set_handler): Remove special handling for circular referencing of handlers for
723 PSR.S and PSR.ESR.
724 (frv_h_psr_esr_set_handler): Removed.
725 * interrupts.c: Delete '#if 0' blocks.
726 * memory.c: Delete '#if 0' blocks.
727 * cpu.c,cpu.h: Regenerate.
728
7292000-04-03 Dave Brolley <brolley@redhat.com>
730
731 * traps.c (frvbf_check_recovering_store): Invalidate data cache line
732 containing the target address.
733 (clear_nesr_neear): No longer takes hi_available and lo_available.
734 Remove bogus check for available GR registers.
735 (frvbf_clear_ne_flags): Update call to clear_nesr_neear.
736 (frvbf_commit): Update call to clear_nesr_neear.
737 * interrupts.c (next_available_esr): Removed.
738 (next_available_edr): Removed.
739 (next_available_fq): Removed.
740 * frv.c (frvbf_fetch_register): Remove "FIXME" comment.
741 (frvbf_store_register): Remove "FIXME" comment.
742 * frv-sim.h (UART_INCHAR_ADDR): Removed.
743 (UART_OUTCHAR_ADDR): Removed.
744 (UART_STATUS_ADDR): Removed.
745 (UART_INPUT_READY): Removed.
746 (UART_OUTPUT_READY): Removed.
747 (FRV_DEVICE_ADDR): Removed.
748 (FRV_DEVICE_LEN): Removed.
749 (SET_NESR): Call frvbf_force_update.
750 (SET_NEEAR): Call frvbf_force_update.
751 (SET_NE_FLAGS): Call frvbf_force_update.
752
7532000-03-30 Dave Brolley <brolley@redhat.com>
754
755 * configure: Regenerated.
756
7572000-03-30 Dave Brolley <brolley@redhat.com>
758
759 * registers.c (fr500_spr): Define ESR14-15 and EPCSR14-15 for fr500.
760 * memory.c (frvbf_write_mem_*): Save slot containing the insn
761 performing the write.
762 (frvbf_mem_set_*): Overwrite the slot information of the interrupt
763 queue element with the information in the interrupt state.
764 * interrupts.c (frv_queue_interrupt): Call frv_set_interrupt_queue_slot.
765 (frv_queue_fp_exception_interrupt): Initialize 'new_element'.
766 (frv_set_interrupt_queue_slot): New function.
767 (esr_for_data_access_exception): New function.
768 (set_edr_register): edr_index is now passed in.
769 (fq_for_exception): New function.
770 (set_fp_exception_registers): Call fq_for_exception. Interrupt queue
771 element now passed in.
772 (set_exception_status_registers): Obtain slot from interrupt queue
773 element. Call esr_for_data_access_exception. Use ESR14
774 for data_store_error. Use ESR15 for data_access_error. Use EDR0.
775 (frv_save_data_written_for_interrupts): Save slot containing the insn
776 performing the write.
777 * frv-sim.h (struct frv_fp_exception_info): Use frv_fsr_traps and
778 frv_fsr_ftt.
779 (struct frv_interrupt_state): Add 'slot' field.
780 (frv_set_interrupt_queue_slot): New function.
781 (frv_set_write_queue_slot): New function.
782
7832000-03-24 Dave Brolley <brolley@redhat.com>
784
785 * mloop.in (_parallel_write_init): Initialize
786 frv_interrupt_state.imprecise_interrupt.
787 (_parallel_write_queued): After an imprecise interrupt, only perform
788 forced writes and floating point writes (for certain exceptions).
789 * interrupts.c (handle_interrupt): Set
790 frv_interrupt_state.imprecise_interrupt for writeback after an imprecise
791 interrupt.
792 (frv_process_interrupts): No need to clear f_ne_flags.
793 * frv.c (frvbf_signed_integer_divide): Queue writes to GR registers and
794 force them to happen even if there is an overflow exception.
795 (frvbf_force_update): New function.
796 * frv-sim.h (frvbf_force_update): New function.
797 (struct frv_interrupt_state): Add imprecise_interrupt.
798 (FRV_WRITE_QUEUE_FORCE_WRITE): New macro.
799 * sem.c: Regenerate.
800
8012000-03-23 Dave Brolley <brolley@redhat.com>
802
803 * traps.c (frv_rett): Queue FRV_ILLEGAL_INSTRUCTION directly.
804 * registers.c (frv_spr): MCIRL -> MCILR.
805 * interrupts.c (frv_queue_non_implemented_instruction_interrupt):
806 New function.
807 (frv_detect_insn_access_interrupts):
808 Call frv_queue_non_implemented_instruction_interrupt.
809 (frv_process_interrupts): Clear accumulated NE flags.
810 * frv.c (frvbf_media_cop): New function.
811 (frvbf_set_ne_index): Now takes (SIM_CPU *) as first argument. Clear
812 the NE flag of the given target register.
813 (frvbf_model_fr500_u_float_arith): Account for FRdouble registers.
814 (frvbf_model_fr500_u_float_dual_arith): Account for FRdouble registers.
815 (frvbf_model_fr500_u_float_dual_sqrt): New function.
816 (frvbf_model_fr500_u_float_convert): Account for FRdouble registers.
817 (frvbf_model_fr500_u_float_dual_convert): New function.
818 * frv-sim.h (frvbf_media_cop): New function.
819 (GET_FQ): Use H_SPR_FQST0.
820 (SET_FQ): Use H_SPR_FQST0.
821 (SET_FQ_OPC): Use J_SPR_FQOP0.
822 (GET_MSR_EMCI): New macro.
823 (frv_queue_non_implemented_instruction_interrupt): New function.
824 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
825
8262000-03-08 Dave Brolley <brolley@redhat.com>
827
828 * traps.c (frv_rett): Align new_pc.
829 * memory.c (frvbf_read_mem_HI): Align address.
830 (frvbf_read_mem_UHI): Align address.
831 (frvbf_read_mem_SI): Align address.
832 (frvbf_read_mem_DI): Align address.
833 (frvbf_read_mem_DF): Align address.
834 (frvbf_read_imem_USI): Align address.
835 (frvbf_mem_set_HI): Align address.
836 (frvbf_mem_set_SI): Align address.
837 (frvbf_mem_set_DI): Align address.
838 (frvbf_mem_set_DF): Align address.
839 (frvbf_mem_set_XI): Align address.
840 * registers.c (frv_spr): Initialize FSR0.NS to 1.
841 (fr500_spr): Initialize FSR0.NS to 1.
842 * interrupts.c (frv_queue_mem_address_not_aligned_interrupt): Check
843 whether the exception is masked.
844 * frv.c (frvbf_load_quad_GR): Align address.
845 (frvbf_store_quad_GR): Align address.
846 (frvbf_load_quad_FRint): Align address.
847 (frvbf_store_quad_FRint): Align address.
848 (frvbf_load_quad_CPR): Align address.
849 (frvbf_store_quad_CPR): Align address.
850 * frv-sim.h (GET_ISR_EMAM): New macro.
851
8522000-03-08 Dave Brolley <brolley@redhat.com>
853
854 * traps.c (frvbf_division_exception): Check for masked overflow and
855 set NE flags, if necessary.
856 (frvbf_check_recovering_store): Queue writes to the hardware.
857 (check_registers_available): Removed.
858 (which_registers_available): Call frv_{fr,gr}_registers_available.
859 (frvbf_clear_ne_flags): Call check_register_access.
860 (frvbf_commit): Call check_register_access.
861 * registers.h (frv_fr_registers_available): New function.
862 (frv_gr_registers_available): New function.
863 (frv_check_register_access): New function.
864 (frv_check_gr_access): New function.
865 (frv_check_fr_access): New function.
866 * registers.c (frv_spr): Correct initial value of ISR.
867 (fr500_spr): Correct initial value of ISR.
868 (frv_fr_registers_available): New function.
869 (frv_gr_registers_available): New function.
870 (frv_check_register_access): New function.
871 (frv_check_gr_access): New function.
872 (frv_check_fr_access): New function.
873 * interrupts.c (frv_queue_division_exception_interrupt): New function.
874 (set_isr_exception_fields): New function.
875 (set_exception_status_registers): Set ISR fields for division exception.
876 (frv_save_data_written_for_interrupts): Handle CGEN_FN_SF_WRITE.
877 * frv.c (frvbf_h_gr_get_handler): New function.
878 (frvbf_h_gr_set_handler): New function.
879 (frvbf_h_fr_get_handler): New function.
880 (frvbf_h_fr_set_handler): New function.
881 (frvbf_h_spr_get_handler): Remove special handling for ISR.
882 (frvbf_h_spr_set_handler): Remove special handling for ISR.
883 (spr_isr_get_handler): Removed.
884 (spr_isr_set_handler): Removed.
885 (frvbf_signed_integer_divide): New funciton.
886 (frvbf_unsigned_integer_divide): New funciton.
887 * frv-sim.h (frvbf_h_gr_get_handler): New function.
888 (frvbf_h_gr_set_handler): New function.
889 (frvbf_h_fr_get_handler): New function.
890 (frvbf_h_fr_set_handler): New function.
891 (frvbf_signed_integer_divide): New funciton.
892 (frvbf_unsigned_integer_divide): New funciton.
893 (frv_dtt): New enumeration.
894 (struct frv_interrupt_queue_element): Add dtt member.
895 (GET_ISR): New macro.
896 (SET_ISR): New macro.
897 (GET_ISR_EDEM): New macro.
898 (SET_ISR_DTT): New macro.
899 (SET_ISR_AEXC): New macro.
900 (frvbf_division_exception): Add 2 'int' arguments.
901 (frvbf_check_non_excepting_divide): Removed.
902 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
903
9042000-02-29 Dave Brolley <brolley@redhat.com>
905
906 * traps.c (frv_itrap): Use GET_H_GR, SET_H_GR, GET_H_FR.
907 (frv_rett): Use hardware access macros. Write PSR as a whole.
908 (next_available_nesr): Check that NECR is valid.
909 (next_valid_nesr): Check that NECR is valid.
910 (frvbf_check_non_excepting_load): User new NECR access macros. Don't
911 call hardware access functions. Use cover macros.
912 (check_registers_available): New function.
913 (clear_nesr_near): Check register availability.
914 (clear_ne_flags): Check register availability.
915 (frvbf_clear_ne_flags): Check register availability.
916 (frvbf_commit): Check register availability.
917 (which_registers_available): New function.
918 * sim-main.h (registers.h): #include it.
919 (register_control): New cpu field.
920 (CPU_REGISTER_CONTROL): New macro.
921 * reset.c (frv_initialize): Set HSR0 fields for cache here.
922 (frv_power_on_reset): Initialize SPR registers and RSTR.
923 (frv_hardware_reset): Initialize SPR registers and RSTR.
924 (frv_software_reset): Reset SPR registers and RSTR.
925 * options.c (frv_option_handler): Don't set HSR0 fields for cache here.
926 Call frv_cache_init.
927 * mloop.in (main loop): Check for insn access interrupts before
928 executing the insn.
929 * interrupts.c (frv_queue_external_interrupt): Use GET_H_PSR_ET.
930 (frv_detect_insn_access_interrupts): Don't call hardware access
931 functions directly. Use cover macros.
932 (check_reset): Don't reset RSTR here.
933 (next_available_esr): ESFR -> ESFR_FLAG.
934 (next_available_edr): ESFR -> ESFR_FLAG.
935 (clear_exception_status_registers): Use GET_ESFR and SET_ESFR.
936 ESFR -> ESFR_FLAG.
937 (frv_break_interrupt): Don't call hardware access functions directly.
938 Use cover macros.
939 (frv_program_or_software_interrupt): Ditto.
940 (frv_external_interrupt): Ditto.
941 * frv.c (frvbf_fetch_register): Don't call 'get' functions directly.
942 (frvbf_store_register): Don't call 'set' functions directly.
943 (frvbf_h_gr_double_get_handler): Use GET_H_GR.
944 (frvbf_h_gr_double_set_handler): Use SET_H_GR.
945 (frvbf_h_fr_double_get_handler): Use GET_H_FR.
946 (frvbf_h_fr_double_set_handler): Use SET_H_FR.
947 (frvbf_h_fr_int_get_handler): Use GET_H_FR.
948 (frvbf_h_fr_int_set_handler): Use SET_H_FR.
949 (frvbf_h_cpr_double_get_handler): Use GET_H_CPR.
950 (frvbf_h_cpr_double_set_handler): Use SET_H_CPR.
951 (frvbf_h_gr_quad_set_handler): Use SET_H_GR.
952 (frvbf_h_fr_quad_set_handler): Use SET_H_FR.
953 (frvbf_h_spr_get_handler): Check SPR access. Call renamed functions.
954 Support shadow registers.
955 (frvbf_h_spr_set_handler): Check SPR access. Call renamed functions.
956 Support shadow registers.
957 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
958 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
959 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
960 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
961 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
962 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
963 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
964 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
965 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
966 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
967 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
968 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
969 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
970 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
971 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
972 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
973 (frvbf_h_psr_esr_set_handler): Update to conform to FRV architecture
974 version 1.3a.
975 (spr_ccr_get_handler): Don't reference the hardware directly.
976 (spr_ccr_set_handler): Don't reference the hardware directly.
977 (spr_cccr_get_handler): Don't reference the hardware directly.
978 (spr_cccr_set_handler): Don't reference the hardware directly.
979 (spr_sr_get_handler): New function.
980 (spr_sr_set_handler): New function.
981 (frvbf_switch_supervisor_user_context): Temporarily switch to
982 supervisor mode.
983 (frvbf_store_quad_GR): Don't call handler directly.
984 (frvbf_store_quad_FRint): Don't call handler directly.
985 (frvbf_store_quad_CPR): Don't call handler directly.
986 (frvbf_clear_all_accumulators): Removed.
987 (frvbf_clear_accumulators): New function.
988 (frvbf_model_fr500_u_media): Expand busy_adjustment to 8 members.
989 Account for in_ACCGi and out_ACCGk.
990 * frv-sim.h (RSTR_HARDWARE_RESET): New macro.
991 (RSTR_SOFTWARE_RESET): New macro.
992 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
993 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
994 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
995 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
996 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
997 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
998 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
999 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1000 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1001 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1002 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1003 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1004 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1005 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1006 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1007 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1008 (frvbf_clear_all_accumulators): Removed.
1009 (frvbf_clear_accumulators): New function.
1010 (GET_HSR0): Use GET_H_SPR.
1011 (SET_HSR0): Use SET_H_SPR.
1012 (CLEAR_HSR0_ICE): New macro.
1013 (CLEAR_HSR0_DCE): New macro.
1014 (GET_IHSR8): Use GET_H_SPR.
1015 (GET_PSR): New macro.
1016 (SET_PSR_ET): New macro.
1017 (GET_PSR_PS): New macro.
1018 (SET_PSR_S): New macro.
1019 (GET_ESFR): Changed to reference entire register.
1020 (SET_ESFR): Changed to reference entire register.
1021 (GET_ESFR_FLAG): New macro.
1022 (SET_ESFR_FLAG): New macro.
1023 (NECR_ELOS): Removed.
1024 (NECR_NEN): Removed.
1025 (NECR_VALID): Removed.
1026 (GET_NECR): New macro.
1027 (GET_NECR_ELOS): New macro.
1028 (GET_NECR_NEN): New macro.
1029 (GET_NECR_VALID): New macro.
1030 (NESR_RANGE): Removed.
1031 (GET_NESR): Use GET_H_SPR.
1032 (GET_NE_FLAGS): Use GET_H_SPR.
1033 * cache.h (CACHE_INITIALIZED): New macro.
1034 * Makefile.in (SIM_OBJS): Add registers.o.
1035 (SIM_EXTRA_DEPS): Add registers.h.
1036 (registers.o): New target.
1037 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1038
10392000-02-17 Dave Brolley <brolley@redhat.com>
1040
1041 * interrupts.c (frv_interrupt_table): Update priority order and handler
1042 offsets to conform to the architecture version 1.3a.
1043 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1044 to the architecture version 1.3a.
1045
10462000-02-17 Dave Brolley <brolley@redhat.com>
1047
1048 * interrupts.c (frv_interrupt_table): Update priority order and handler
1049 offsets to conform to the latest specifications.
1050 (frv_queue_interrupt): Correct comment. Identical interrupts can be
1051 queued. New variable 'iclass' used to test for external interrupts.
1052 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1053 to the latest specifications.
1054
10552000-01-20 Dave Brolley <brolley@redhat.com>
1056
1057 * sim-if.c (sim_open): Move frv-specific initialization to
1058 frv_initialize in reset.c.
1059 * interrupts.c (check_reset): Use RSTR_ADDRESS. Check and reset RSTR
1060 status bits for hardware vs software reset.
1061 * reset.c: New file.
1062 * frv-sim.h (frv_initialize): New function.
1063 (frv_power_on_reset): New function.
1064 (frv_hardware_reset): New function.
1065 (frv_software_reset): New function.
1066 (RSTR_ADDRESS): New macro.
1067 (RSTR_INITIAL_VALUE): New macro.
1068 (GET_RSTR_HR): New macro.
1069 (GET_RSTR_SR): New macro.
1070 (SET_RSTR_H): New macro.
1071 (SET_RSTR_S): New macro.
1072 (CLEAR_RSTR_P): New macro.
1073 (CLEAR_RSTR_H): New macro.
1074 (CLEAR_RSTR_S): New macro.
1075 (CLEAR_RSTR_HR): New macro.
1076 (CLEAR_RSTR_SR): New macro.
1077
10782000-01-03 Dave Brolley <brolley@cygnus.com>
1079
1080 * mloop.in (execute): Only call modeling function if the pointer is not
1081 NULL.
1082 * frv.c (frvbf_model_insn_after): Only access FR500_MODEL_DATA for
1083 fr500.
1084
10852000-01-03 Dave Brolley <brolley@cygnus.com>
1086
1087 * options.c (OPTION_FRV_MEMORY_LATENCY): New enumerator.
1088 (frv_options): Add --memory-latency.
1089 (frv_option_handler): Handle FRV_OPTION_MEMORY_LATENCY.
1090 * mloop.in (@cpu@_simulate_insn_prefetch): Use cache memory_latency.
1091 * frv.c (SET_ACC_USE_IS_MEDIA_P1): operate on d->curr_acc_p1
1092 (SET_ACC_USE_NOT_MEDIA_P1): operate on d->curr_acc_p1
1093 (SET_ACC_USE_IS_MEDIA_P2): operate on d->curr_acc_p1
1094 (SET_ACC_USE_NOT_MEDIA_P2): operate on d->curr_acc_p1
1095 (update_latencies): Only clear usage flags if the register has no
1096 target latency.
1097 (frvbf_model_insn_before): Update cur_acc_p1 and cur_acc_p2. Use | (or)
1098 not |= (or assgnment).
1099 (frvbf_model_insn_after): Print post processing wait for all insns.
1100 Update prev_acc_p1 and prev_acc_p2.
1101 (frvbf_model_fr500_u_gr_load_store): Use cache memory_latency.
1102 (frvbf_model_fr500_u_fr_load_store): Use cache memory_latency.
1103 (frvbf_model_fr500_u_swap): Use cache memory_latency.
1104 (frvbf_model_fr500_u_media): Use busy_adjustment[4] for out_ACC40Sk.
1105 (frvbf_model_fr500_u_media): Use busy_adjustment[5] for out_ACC40Uk.
1106 (frvbf_model_fr500_u_media_quad_arith): New function.
1107 (frvbf_model_fr500_u_media_dual_mul): New function.
1108 (frvbf_model_fr500_u_media_quad_mul): New function.
1109 (frvbf_model_fr500_u_media_quad_complex): New function.
1110 (frvbf_model_fr500_u_media_dual_expand): New function.
1111 (frvbf_model_fr500_u_media_dual_unpack): New function.
1112 (frvbf_model_fr500_u_media_dual_btoh): New function.
1113 (frvbf_model_fr500_u_media_dual_htob): New function.
1114 (frvbf_model_fr500_u_media_dual_btohe): New function.
1115 (frv_ref_SI): New function.
1116 * cache.h (FRV_CACHE): Add memory_latency field.
1117 * cache.c (frv_cache_init): Initialize memory_latency.
1118 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1119
11201999-12-17 Dave Brolley <brolley@cygnus.com>
1121
1122 * sim-if.c (sim_open): Initialize insn prefetch and reset register.
1123 * options.c (OPTIONS_FRV_PROFILE_CACHE): New enumeration.
1124 (OPTIONS_FRV_PROFILE_PARALLEL): New enumeration.
1125 (OPTIONS_FRV_TIMER): New enumeration.
1126 (frv_options): Add --profile-cache, --profile-parallel, --timer.
1127 (frv_option_handler): Override common implementation of -p. Handle
1128 --profile-cache, --profile-parallel, --timer.
1129 * mloop.in (execute): Call profiling functions if the timer interrupt
1130 is enabled.
1131 (@cpu@_simulate_insn_prefetch): New function.
1132 (main loop): Call @cpu@_simulate_insn_prefetch.
1133 * interrupts.c (frv_queue_interrupt): Don't queue two external
1134 interrupts of the same priority.
1135 (frv_queue_external_interrupt): New function.
1136 (frv_external_interrupt): New function.
1137 (handle_interrupt): Handle external interrupts.
1138 (check_reset): New function.
1139 (frv_process_interrupts): Call check_reset.
1140 * frv.c: Include "bfd.h"
1141 (frvbf_h_psr_get_handler): Set the PIL field.
1142 (frvbf_h_psr_set_handler): Get the PIL field.
1143 (DUAL_REG): New macro.
1144 (DUAL_DOUBLE): New macro.
1145 (SET_USE_IS_FPOP): New macro.
1146 (SET_USE_NOT_FPOP): New macro.
1147 (USE_IS_FPOP): New macro.
1148 (SET_USE_IS_MEDIA): New macro.
1149 (SET_USE_NOT_MEDIA): New macro.
1150 (USE_IS_MEDIA_P1): New macro.
1151 (SET_USE_IS_MEDIA_P1): New macro.
1152 (SET_USE_NOT_MEDIA_P1): New macro.
1153 (SET_USE_IS_MEDIA_P2): New macro.
1154 (SET_USE_NOT_MEDIA_P2): New macro.
1155 (USE_IS_MEDIA_P2): New macro.
1156 (SET_ACC_USE_IS_MEDIA_P1): New macro.
1157 (SET_ACC_USE_NOT_MEDIA_P1): New macro.
1158 (ACC_USE_IS_MEDIA_P1): New macro.
1159 (SET_ACC_USE_IS_MEDIA_P2): New macro.
1160 (SET_ACC_USE_NOT_MEDIA_P2): New macro.
1161 (ACC_USE_IS_MEDIA_P2): New macro.
1162 (RESOURCE_IDIV): New macro.
1163 (RESOURCE_FDIV): New macro.
1164 (RESOURCE_SQRT): New macro.
1165 (fr_busy_adjust): New array.
1166 (acc_busy_adjust): New array.
1167 (apply_latency_adjustments): New function.
1168 (update_latencies): New function.
1169 (handle_wait_cycles): New function.
1170 (handle_resource_wait): New function.
1171 (update_target_latencies): New function.
1172 (frvbf_model_insn_before): Add resource latency to cycle counts.
1173 (frvbf_model_insn_after): Add resource latency to cycle counts.
1174 (update_GR_latency): New function.
1175 (update_GRdouble_latency): New function.
1176 (update_FR_latency): New function.
1177 (update_FRdouble_latency): New function.
1178 (decrease_ACC_busy): New function.
1179 (decrease_FR_busy): New function.
1180 (increase_FR_busy): New function.
1181 (update_ACC_latency): New function.
1182 (update_CCR_latency): New function.
1183 (update_idiv_resource_latency): New function.
1184 (update_fdiv_resource_latency): New function.
1185 (update_fsqrt_resource_latency): New function.
1186 (vliw_wait_for_GR): New function.
1187 (vliw_wait_for_GRdouble): New function.
1188 (vliw_wait_for_FR): New function.
1189 (vliw_wait_for_FRdouble): New function.
1190 (vliw_wait_for_CCR): New function.
1191 (vliw_wait_for_ACC): New function.
1192 (vliw_wait_for_idiv_resource): New function.
1193 (vliw_wait_for_fdiv_resource): New function.
1194 (vliw_wait_for_fsqrt_resource): New function.
1195 (enforce_full_fr_latency): New function.
1196 (frvbf_model_fr500_u_exec): New function.
1197 (frvbf_model_fr500_u_integer): New function.
1198 (frvbf_model_fr500_u_imul): New function.
1199 (frvbf_model_fr500_u_idiv): New function.
1200 (frvbf_model_fr500_u_branch): New function.
1201 (frvbf_model_fr500_u_set_hilo): New function.
1202 (frvbf_model_fr500_u_gr_load_store): New function.
1203 (frvbf_model_fr500_u_fr_load_store): New function.
1204 (frvbf_model_fr500_u_swap): New function.
1205 (frvbf_model_fr500_u_fr2fr): New function.
1206 (frvbf_model_fr500_u_fr2gr): New function.
1207 (frvbf_model_fr500_u_spr2gr): New function.
1208 (frvbf_model_fr500_u_gr2fr): New function.
1209 (frvbf_model_fr500_u_gr2spr): New function.
1210 (post_wait_for_FR): New function.
1211 (post_wait_for_FRdouble): New function.
1212 (post_wait_for_ACC): New function.
1213 (post_wait_for_CCR): New function.
1214 (post_wait_for_fdiv): New function.
1215 (post_wait_for_fsqrt): New function.
1216 (adjust_float_register_busy): New function.
1217 (adjust_double_register_busy): New function.
1218 (restore_float_register_busy): New function.
1219 (restore_double_register_busy): New function.
1220 (frvbf_model_fr500_u_float_arith): New function.
1221 (frvbf_model_fr500_u_float_dual_arith): New function.
1222 (frvbf_model_fr500_u_float_div): New function.
1223 (frvbf_model_fr500_u_float_sqrt): New function.
1224 (frvbf_model_fr500_u_float_compare): New function.
1225 (frvbf_model_fr500_u_float_dual_compare): New function.
1226 (frvbf_model_fr500_u_float_convert): New function.
1227 (frvbf_model_fr500_u_media): New function.
1228 (frvbf_model_fr500_u_barrier): New function.
1229 (frvbf_model_fr500_u_membar): New function.
1230 * frv-sim.h (LEUINT): New macro.
1231 (GET_HSR0_SA): New macro.
1232 (struct frv_interrupt_timer): New struct.
1233 (struct frv_interrupt_state): Add timer fiield.
1234 (frv_queue_external_interrupt): New function.
1235 (frv_external_interrupt): New function.
1236 (frv_profile_info): New function.
1237 (PROFILE_CACHE_IDX): New enumerator.
1238 (PROFILE_PARALLEL_IDX): New enumerator.
1239 (PROFILE_cache): New macro.
1240 (PROFILE_parallel): New macro.
1241 (WITH_PROFILE_CACHE_P): New macro.
1242 (WITH_PROFILE_PARALLEL_P): New macro.
1243 * cache.h (FRV_CACHE): Add last_was_hit field.
1244 * cache.c (get_tag): Use new last_was_hit field.
1245 (frv_cache_read): Ditto.
1246 (frv_cache_write): Ditto.
1247 * arch.h,cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1248
12491999-12-13 Dave Brolley <brolley@cygnus.com>
1250
1251 * frv.c (frvbf_h_spr_set_handler): Handle accumulator guards.
1252 (frvbf_clear_all_accumulators): Pass frvbf_h_acc40S_set to
1253 sim_queue_fn_di_write.
1254 (frvbf_media_cut_ss): New function.
1255 * frv-sim.h (frvbf_media_cut_ss): New function.
1256 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1257
12581999-12-13 Dave Brolley <brolley@cygnus.com>
1259
1260 * pipeline.c (check_insn_major_constraints): F-4, F-8 and M-8 have
1261 no constraints.
1262 * interrupts.c (frv_queue_illegal_instruction_interrupt): Use
1263 FRV_IS_FLOAT_INSN and FRV_IS_MEDIA_INSN.
1264 (frv_detect_insn_access_interrupts): Use FRV_IS_FLOAT_INSN and
1265 FRV_IS_MEDIA_INSN.
1266 * frv.c (frvbf_model_simple_u_exec): New function.
1267 * frv-sim.h (FRV_IS_FLOAT_INSN): Range includes F-8.
1268 (FRV_IS_MEDIA_INSN): Range includes M-8.
1269
1270 * Makefile.in (stamp-cpu): add 'simple' to the list of machines.
1271 * arch.c,arch.h,cpu.h,cpuall.h,decode.c,decode.h,model.c,sem.c:
1272 Regenerate.
1273
12741999-12-10 Dave Brolley <brolley@cygnus.com>
1275
1276 * traps.c (check_registers_available): New function.
1277 (clear_ne_flags): Generate register_exception if register(s) not
1278 available.
1279 (frvbf_commit): Generate register_exception if register(s) not
1280 available.
1281 * interrupts.c (frv_program_or_software_interrupt): No need to copy
1282 GR4-GR7 to SR0-SR4.
1283 * frv.c (frvbf_h_psr_set_handler): Special handling for PSR.S and
1284 PSR.ESR.
1285 (frvbf_h_psr_s_set_handler): New function.
1286 (frvbf_h_psr_esr_set_handler): New function.
1287 (frvbf_switch_supervisor_user_context): New function.
1288 (frvbf_scan_result): Reflect latest ISA.
1289 * frv-sim.h (frvbf_h_psr_s_set_handler): New function.
1290 (frvbf_h_psr_esr_set_handler): New function.
1291 (frvbf_switch_supervisor_user_context): New function.
1292 (GET_HSR0_FRN): New Macro.
1293 (GET_HSR0_GRN): New Macro.
1294 (GET_HSR0_FRHE): New Macro.
1295 (GET_HSR0_FRLE): New Macro.
1296 (GET_HSR0_GRHE): New Macro.
1297 (GET_HSR0_GRLE): New Macro.
1298 (frv_ec): New value for FRV_EC_COMMIT_EXCEPTION.
1299 (GET_ESFR): New bit ordering.
1300 (SET_ESFR): New bit ordering.
1301 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1302
13031999-12-10 Michael Meissner <meissner@cygnus.com>
1304
1305 * Makefile.in (sim-if.o): Add eng.h dependency.
1306
13071999-12-09 Dave Brolley <brolley@cygnus.com>
1308
1309 * mloop.in (execute): Pass sc->first_insn_p to @cpu@_model_insn_before.
1310 Pass sc->last_insn_p to @cpu@_model_insn_before.
1311 (main loop): Compute sc->first_insn_p.
1312 * frv.c (frvbf_model_insn_before): Set state variables.
1313 (frvbf_model_insn_after): Count basic cycles. Set state variables.
1314 (frvbf_model_fr500_u_integer): Remove.
1315 * arch.h,cpu.h,decode.h,model.c: Regenerate.
1316
13171999-12-07 Dave Brolley <brolley@cygnus.com>
1318
1319 * sim-main.h (cache.h): Include it.
1320 (insn_cache): New member.
1321 (data_cache): New member.
1322 (CPU_INSN_CACHE): New macro.
1323 (CPU_DATA_CACHE): New macro.
1324 * sim-if.c (WANT_CPU): New macro.
1325 (WANT_CPU_FRVBF): New macro.
1326 (sim_open): Call sim_add_option_table. Call frv_cache_init for the
1327 data and insn caches for each cpu.
1328 (sim_close): Call frv_cache_term for the insn and data caches of each
1329 cpu.
1330 * mloop.in (extract): Read insn from the cache.
1331 (main loop): Access the insn cache in order to maintain stats.
1332 * memory.c (data_non_cache_access): New function.
1333 (insn_non_cache_access): New function.
1334 (frvbf_read_mem_QI): Attempt to read from the cache first.
1335 (frvbf_read_mem_UQI): Ditto.
1336 (frvbf_read_mem_HI): Ditto.
1337 (frvbf_read_mem_UHI): Ditto.
1338 (frvbf_read_mem_SI): Ditto.
1339 (frvbf_read_mem_DI): Ditto.
1340 (frvbf_read_mem_DF): Ditto.
1341 (frvbf_read_imem_USI): New function.
1342 (frvbf_write_mem_QI): Write through the cache is it is enabled.
1343 (frvbf_write_mem_UQI): Ditto.
1344 (frvbf_write_mem_HI): Ditto.
1345 (frvbf_write_mem_UHI): Ditto.
1346 (frvbf_write_mem_SI): Ditto.
1347 (frvbf_write_mem_DI): Ditto.
1348 (frvbf_write_mem_DF): Ditto.
1349 (frvbf_mem_set_QI): New function.
1350 (frvbf_mem_set_HI): New function.
1351 (frvbf_mem_set_SI): New function.
1352 (frvbf_mem_set_DI): New function.
1353 (frvbf_mem_set_DF): New function.
1354 (frvbf_mem_set_XI): New function.
1355 * interrupts.c (frv_save_data_written_for_interrupts): Handle
1356 CGEN_FN_MEM_QI_WRITE,
1357 CGEN_FN_MEM_HI_WRITE, CGEN_FN_MEM_SI_WRITE, CGEN_FN_MEM_DI_WRITE,
1358 CGEN_FN_MEM_DF_WRITE, CGEN_FN_MEM_XI_WRITE.
1359 * frv.c (frvbf_load_quad_GR): Call frvbf_read_mem_SI.
1360 Call sim_queue_fn_mem_xi_write.
1361 (frvbf_load_quad_FRint): Call frvbf_read_mem_SI.
1362 Call sim_queue_fn_mem_xi_write.
1363 (frvbf_load_quad_CPR): Call frvbf_read_mem_SI.
1364 Call sim_queue_fn_mem_xi_write.
1365 (frvbf_insn_cache_preload): New function.
1366 (frvbf_data_cache_preload): New function.
1367 (frvbf_insn_cache_unlock): New function.
1368 (frvbf_data_cache_unlock): New function.
1369 (frvbf_insn_cache_invalidate): New function.
1370 (frvbf_data_cache_invalidate): New function.
1371 (frvbf_data_cache_flush): New function.
1372 * frv-sim.h (sim-options.h): Include it.
1373 (GET_HSR0): New macro.
1374 (SET_HSR0): New macro.
1375 (GET_HSR0_ICE): New macro.
1376 (SET_HSR0_ICE): New macro.
1377 (GET_HSR0_DCE): New macro.
1378 (SET_HSR0_DCE): New macro.
1379 (GET_HSR0_CBM): New macro.
1380 (GET_HSR0_RME): New macro.
1381 (GET_IHSR8): New macro.
1382 (GET_IHSR8_NBC): New macro.
1383 (frvbf_insn_cache_preload): New function.
1384 (frvbf_data_cache_preload): New function.
1385 (frvbf_insn_cache_unlock): New function.
1386 (frvbf_data_cache_unlock): New function.
1387 (frvbf_insn_cache_invalidate): New function.
1388 (frvbf_data_cache_invalidate): New function.
1389 (frvbf_data_cache_flush): New function.
1390 (insn_non_cache_access): New function.
1391 (frvbf_read_imem_USI): New function.
1392 (frvbf_mem_set_QI): New function.
1393 (frvbf_mem_set_HI): New function.
1394 (frvbf_mem_set_SI): New function.
1395 (frvbf_mem_set_DI): New function.
1396 (frvbf_mem_set_DF): New function.
1397 (frvbf_mem_set_XI): New function.
1398 (frv_options): FRV specific command line options.
1399 * Makefile.in (SIM_OBJS): Add options.o and cache.o.
1400 (SIM_EXTRA_DEPS): Add $(sim-options_h).
1401 (cache.o): New target.
1402 (options.o): New target.
1403 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1404 * cache.h: New file.
1405 * cache.c: New file.
1406 * options.c: New file.
1407
14081999-11-29 Dave Brolley <brolley@cygnus.com>
1409
1410 * traps.c (frvbf_check_non_excepting_load): Use new NE_FLAG macros.
1411 (frvbf_check_non_excepting_divide): Ditto.
1412 (clear_ne_flags): Ditto
1413 (frvbf_commit): Ditto.
1414 * pipeline.c (frv_pipeline_add_insn): Clear the NE index for all insns.
1415 * mloop.in (_parallel_write_init): Clear NE flags here.
1416 * interrupts.c (frv_queue_fp_exception_interrupt): Set NE flags here
1417 for non excepting insns. Also check for masked interrupts here.
1418 (frv_process_interrupts): Write NE flags here.
1419 (set_fp_exception_registers): No longer check for masked interrupts
1420 here.
1421 (check_for_compound_interrupt): No need to worry about masked
1422 interrupts.
1423 * frv-sim.h (frv_interrupt_state): Add f_ne_flags member.
1424 (GET_NE_FLAGS): New macro.
1425 (SET_NE_FLAGS): New macro.
1426 (GET_NE_FLAG): Operate on accumulated argument.
1427 (SET_NE_FLAG): Operate on accumulated argument.
1428 (CLEAR_NE_FLAG): Operate on accumulated argument.
1429 * Makefile.in (FRVBF_INCLUDE_DEPS): Add $(SIM_EXTRA_DEPS)
1430 (frv.o): Correct dependencies.
1431 (traps.o): Ditto.
1432 (pipeline.o): Ditto.
1433 (interrupts.o): Ditto.
1434 (memory.o): Ditto.
1435 * sem.c: Regenerate.
1436
14371999-11-26 Dave Brolley <brolley@cygnus.com>
1438
1439 * traps.c (frvbf_fpu_error): Only call frv_queue_fp_exception if
1440 there is an exception indicated in the mask.
1441 * pipeline.c (frv_pipeline_add_insn): Clear ne_index in the interrupt
1442 state when adding a floating point insn to the pipeline.
1443 * interrupts.c (set_fp_exception_registers): Set NE flag for
1444 non-excepting insns.
1445 * frv-sim.h (frvbf_h_fr_double_get_handler): Mode of data is DF.
1446 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1447 (frvbf_h_fr_int_get_handler): New function.
1448 (frvbf_h_fr_int_set_handler): New function.
1449 (frvbf_set_ne_index): New function.
1450 (NE_NOFLAG): New macro.
1451 (frv_interrupt_state): Add ne_index member.
1452 * frv.c (frvbf_h_fr_double_get_handler): Mode of data is DF.
1453 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1454 (frvbf_h_fr_int_get_handler): New function.
1455 (frvbf_h_fr_int_set_handler): New function.
1456 (frvbf_set_ne_index): New function.
1457 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1458
14591999-11-24 Dave Brolley <brolley@cygnus.com>
1460
1461 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1462
14631999-11-23 Dave Brolley <brolley@cygnus.com>
1464
1465 * frv-sim.h (frvbf_media_cut): New function.
1466 * frv.c (frvbf_media_cut): New function.
1467 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1468
14691999-11-22 Dave Brolley <brolley@cygnus.com>
1470
1471 * frv-sim.h (frvbf_clear_all_accumulators): New function.
1472 * frv.c.h (frvbf_clear_all_accumulators): New function.
1473 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1474
14751999-11-18 Dave Brolley <brolley@cygnus.com>
1476
1477 * pipeline.c (frv_pipeline_add_insn): Only clear MSR0 and FSR0 fields
1478 if this is the first insn of its class in the pipeline.
1479 * frv-sim.h (frvbf_media_register_not_aligned): New function.
1480 * traps.c (frvbf_media_register_not_aligned): New function.
1481 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1482
14831999-11-17 Dave Brolley <brolley@cygnus.com>
1484
1485 * pipeline.c (frv_pipeline_add_insn): Clear MSRx.SIE fields.
1486 * frv-sim.h (OR_MSR_SIE): New macro.
1487 (CLEAR_MSR_SIE): New macro.
1488 (frvbf_media_overflow): Now takes sie argument.
1489 (frv_set_mp_exception_registers): Now takes sie argument.
1490 * interrupts.c (frv_set_mp_exception_registers): Now takes sie argument.
1491 Set MSRx.SIE field.
1492 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1493
14941999-11-15 Dave Brolley <brolley@cygnus.com>
1495
1496 * traps.c (frv_mtrap): New function.
1497 (frvbf_media_cr_not_aligned): New function.
1498 (frvbf_media_acc_not_aligned): New function.
1499 (frvbf_media_overflow): New function.
1500 * pipeline.c (frv_pipeline_add_insn): Clear MSR fields.
1501 * interrupts.c: Call frv_set_mp_exception_registers.
1502 (frv_set_mp_exception_registers): New function.
1503 * frv-sim.h (frv_msr_mtt): New enumeration.
1504 (GET_MSR): New macro.
1505 (SET_MSR): New macro.
1506 (GET_MSR_AOVF): New macro.
1507 (SET_MSR_AOVF): New macro.
1508 (GET_MSR_OVF): New macro.
1509 (SET_MSR_OVF): New macro.
1510 (CLEAR_MSR_OVF): New macro.
1511 (GET_MSR_MTT): New macro.
1512 (SET_MSR_MTT): New macro.
1513 (frv_set_mp_exception_registers): New function.
1514 (frv_mtrap): New function.
1515 (FRV_IS_MEDIA_INSN): New macro.
1516 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1517
15181999-11-10 Dave Brolley <brolley@cygnus.com>
1519
1520 * sim-main.h (_sim_cpu): Add debug_state member.
1521 * mloop.in (_parallel_write_queued): Clear data_written.length.
1522 * interrupts.c (frv_interrupt_table): Offset of BREAK_EXCEPTION
1523 handler is 0xff.
1524 (frv_queue_break_interrupt): New function.
1525 (frv_break_interrupt): New function.
1526 (handle_interrupt): Handle break_interrupt.
1527 (frv_non_operating_interrupt): Now takes interrupt_kind.
1528 * frv-sim.h (frv_queue_break_interrupt): New function.
1529 (frv_break_interrupt): New function.
1530 (frv_break): New function.
1531 (frv_non_operating_interrupt): Now takes interrupt_kind.
1532 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1533
15341999-11-09 Dave Brolley <brolley@cygnus.com>
1535
1536 * pipeline.c (frv_pipeline_add_insn): Clear FSR0.FTT when adding
1537 a floating point insn.
1538 * traps.c (frvbf_fpu_error): Map fpu status to frv interrupts.
1539 * interrupts.c (frv_queue_illegal_instruction_interrupt): Call
1540 frv_queue_fp_exception_interrupt.
1541 (frv_queue_fp_exception_interrupt): New function.
1542 (next_available_fq): New function.
1543 (set_fp_exception_registers): New function.
1544 (set_exception_status_registers): Now returns 1 if interrupt not masked.
1545 (check_for_compound_interrupt): Now returns NULL if interrupt masked.
1546 (frv_program_interrupt): Don't process interrupt if it is masked.
1547 * frv.c (frvbf_h_fr_double_get_handler): Call
1548 frv_queue_fp_exception_interrupt.
1549 (frvbf_h_fr_double_set_handler): Call frv_queue_fp_exception_interrupt.
1550 (frvbf_h_fr_quad_set_handler): Call frv_queue_fp_exception_interrupt.
1551 (frvbf_store_quad_FRint): Call frv_queue_fp_exception_interrupt.
1552 * frv-sim.h: Get/set hardware directly in GET/SET macros.
1553 (frv_fp_exception_info): New struct type.
1554 (frv_interrupt_queue_element): Add fp_info member.
1555 (frv_fsr_traps): New enumeration.
1556 (frv_fsr_ftt): New enumeration.
1557 (frv_sie): New enumeration.
1558 (frv_miv): New enumeration.
1559 (GET_FSR): New macro.
1560 (SET_FSR): New macro.
1561 (GET_FSR_TEM): New macro.
1562 (SET_FSR_QNE): New macro.
1563 (SET_FSR_FTT): New macro.
1564 (GET_FSR_AEXC): New macro.
1565 (SET_FSR_AEXC): New macro.
1566 (GET_FQ): New macro.
1567 (SET_FQ): New macro.
1568 (SET_FQ_OPC): New macro.
1569 (SET_FQ_MIV): New macro.
1570 (SET_FQ_SIE): New macro.
1571 (SET_FQ_FTT): New macro.
1572 (SET_FQ_CEXC): New macro.
1573 (GET_FQ_VALID): New macro.
1574 (SET_FQ_VALID): New macro.
1575 (frv_queue_fp_exception_interrupt): New function.
1576 (FRV_IS_FLOAT_INSN): New macro.
1577
15781999-11-04 Dave Brolley <brolley@cygnus.com>
1579
1580 * traps.c (frvbf_fpu_error): No floating point errors need to be
1581 detected.
1582 * interrupts.c (clear_exception_status_registers): Clear 'valid' fields
1583 of the ESR registers too.
1584 (set_exception_status_registers): Don't set EAR for any precise
1585 interrupts. Register index should be 1 for insns in PIPE_I1. Clear
1586 ESR.EAV and ESR.EDV if not setting them. Set ESR.VALID.
1587 (non_operating_interrupt): No need for return code.
1588 (frv_program_or_software_interrupt): Process interrupt regardless
1589 of operating mode. If PSR.ET was not set at the start of processing,
1590 then stop the simulation with a message.
1591 (frv_save_data_written_for_interrupts): Handle CGEN_FN_XI_WRITE and
1592 CGEN_MEM_XI_WRITE.
1593 * frv.c (frvbf_h_gr_quad_set_handler): New function.
1594 (frvbf_h_fr_quad_set_handler): New function.
1595 (frvbf_h_cpr_quad_set_handler): New function.
1596 (frvbf_load_quad_GR): Renamed from frvbf_load_multiple_GR. Use new
1597 sim_queue_fn_xi_write.
1598 (frvbf_load_quad_FRint): Renamed from frvbf_load_multiple_GR. Use new
1599 sim_queue_fn_xi_write.
1600 (frvbf_load_quad_CPR): Renamed from frvbf_load_multiple_GR. Use new
1601 sim_queue_fn_xi_write.
1602 (frvbf_store_quad_GR): Renamed from frvbf_store_multiple_GR. Use new
1603 sim_queue_mem_xi_write.
1604 (frvbf_store_quad_FRint): Renamed from frvbf_store_multiple_GR. Use new
1605 sim_queue_mem_xi_write.
1606 (frvbf_store_quad_CPR): Renamed from frvbf_store_multiple_GR. Use new
1607 sim_queue_mem_xi_write.
1608 * frv-sim.h (frvbf_h_gr_quad_set_handler): New function.
1609 (frvbf_h_fr_quad_set_handler): New function.
1610 (frvbf_h_cpr_quad_set_handler): New function.
1611 (SET_ESR_VALID): New macro.
1612 (CLEAR_ESR_VALID): New macro.
1613 (CLEAR_ESR_EAV): New macro.
1614 (CLEAR_ESR_EDV): New macro.
1615 * sem.c: Regenerate.
1616
16171999-11-02 Dave Brolley <brolley@cygnus.com>
1618
1619 * traps.c (frv_core_signal): Call
1620 frv_queue_mem_address_not_aligned_interrupt.
1621 * mloop.in (_parallel_write_queued): Call
1622 frv_save_data_written_for_interrupts.
1623 * frv.c (frvbf_h_gr_double_get_handler): Call
1624 frv_queue_register_exception_interrupt.
1625 (frvbf_h_cpr_double_get_handler): Call
1626 frv_queue_register_exception_interrupt.
1627 (frvbf_h_cpr_double_set_handler): Call
1628 frv_queue_register_exception_interrupt.
1629 (frvbf_load_multiple_GR): Call
1630 frv_queue_register_exception_interrupt.
1631 (frvbf_store_multiple_GR): Call
1632 frv_queue_register_exception_interrupt.
1633 (frvbf_load_multiple_CPR): Call
1634 frv_queue_register_exception_interrupt.
1635 (frvbf_store_multiple_CPR): Call
1636 frv_queue_register_exception_interrupt.
1637 (frvbf_h_tbr_get_handler): Fix TBR.TBA mask.
1638 * interrupts.c (frv_queue_software_interrupt): Now returns interrupt
1639 queue element.
1640 (frv_queue_program_interrupt): Now returns interrupt queue element.
1641 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
1642 element.
1643 (frv_queue_interrupt): Now returns interrupt queue element.
1644 (frv_queue_register_exception_interrupt): New function.
1645 (frv_queue_mem_address_not_aligned_interrupt): New function.
1646 (frv_save_data_written_for_interrupts): New function.
1647 (next_available_edr): EDR registers available in blocks of 4.
1648 (clear_exception_status_registers): New function.
1649 (set_exception_status_registers): Pass esr to SET_ESR* macros.
1650
1651 * frv-sim.h (struct frv_data_written): New struct type.
1652 (frv_interrupt_queue_element): Add data_written member.
1653 (frv_queue_software_interrupt): Now returns interrupt queue element.
1654 (frv_queue_program_interrupt): Now returns interrupt queue element.
1655 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
1656 element.
1657 (frv_queue_interrupt): Now returns interrupt queue element.
1658 (frv_queue_register_exception_interrupt): New function.
1659 (frv_queue_mem_address_not_aligned_interrupt): New function.
1660 (frv_save_data_written_for_interrupts): New function.
1661
16621999-10-27 Dave Brolley <brolley@cygnus.com>
1663
1664 * interrupts.c (ITABLE_ENTRY): New macro.
1665 (frv_interrupt_table): Add exception codes.
1666 (next_available_esr): New function.
1667 (next_available_edr): New function.
1668 (set_edr_register): New function.
1669 (set_exception_status_registers): New function.
1670 (check_for_compound_interrupt): Record information on all interrupts
1671 found.
1672 (frv_program_interrupt): Always call check_for_compound_interrupt.
1673 * frv.c (frvbf_h_pc_set_handler): Removed.
1674 (frvbf_h_spr_get_handler): Handle LR register.
1675 (frvbf_h_spr_set_handler): Handle LR register.
1676 (frvbf_h_lr_get_handler): New function.
1677 (frvbf_h_lr_set_handler): New function.
1678 * frv-sim.h (frvbf_h_lr_get_handler): New function.
1679 (frvbf_h_lr_set_handler): New function.
1680 (frv_ec): New enumeration.
1681 (frv_interrupt): Add frv_ec field.
1682 (frv_rec): New enumeration.
1683 (frv_daec): New enumeration.
1684 (frv_interrupt_queue_element): Add eaddress, rec, iaec, daec fields.
1685 (SET_ESR_EC): New macro.
1686 (SET_ESR_REC): New macro.
1687 (SET_ESR_IAEC): New macro.
1688 (SET_ESR_DAEC): New macro.
1689 (SET_ESR_EAV): New macro.
1690 (GET_ESR_EDV): New macro.
1691 (SET_ESR_EDV): New macro.
1692 (GET_ESR_EDN): New macro.
1693 (SET_ESR_EDN): New macro.
1694 (GET_ESR): New macro.
1695 (SET_ESR): New macro.
1696 (SET_EPCR): New macro.
1697 (SET_EAR): New macro.
1698 (SET_EDR): New macro.
1699 (GET_ESFR): New macro.
1700 (SET_ESFR): New macro.
1701 * cpu.c,cpu.h,sem.c: Rebuild.
1702
17031999-10-26 Dave Brolley <brolley@cygnus.com>
1704
1705 * traps.c (frvbf_check_non_excepting_load): Only set NESR, NECR, NEEAR
1706 if mach is frv.
1707 (clear_nesr_neear): Only execute if mach is frv.
1708
17091999-10-22 Dave Brolley <brolley@cygnus.com>
1710
1711 * sim-main.h (sim_cpu): Add pipeline.
1712 (CPU_PIPELINE): New macro.
1713 * mloop.in (_parallel_write_queued): Maintain pc in cpu during writes.
1714 (main loop): Maintain pc in cpu.
1715 * frv-sim.h (frv_queue_software_interrupt): New interface.
1716 (frv_queue_program_interrupt): New interface.
1717 (frv_queue_illegal_instruction_interrupt: New interface.
1718 (frv_queue_interrupt): New interface.
1719 (frv_detect_insn_access_interrupts): New interface.
1720 (frv_process_interrupts): New interface.
1721 (frv_program_interrupt): New interface.
1722 (frv_software_interrupt): New interface.
1723 (frv_program_or_software_interrupt): New interface.
1724 (FRV_PIPELINE): Moved from pipline.c.
1725 (frv_pipeline_reset): New interface.
1726 (frv_pipeline_add_insn): New interface.
1727 * interrupts.c (frv_queue_software_interrupt): New interface.
1728 (frv_queue_program_interrupt): New interface.
1729 (frv_queue_illegal_instruction_interrupt: New interface.
1730 (frv_queue_interrupt): New interface.
1731 (frv_detect_insn_access_interrupts): New interface.
1732 (frv_process_interrupts): New interface.
1733 (frv_program_interrupt): New interface.
1734 (frv_software_interrupt): New interface.
1735 (frv_program_or_software_interrupt): New interface.
1736 * frv.c: Use new interfaces.
1737 * pipeline.c: Use new interfaces.
1738 * traps.c: Use new interfaces.
1739 * memory.c: Use new interfaces.
1740 (frv_address_forbidden): No longer static.
1741
17421999-10-19 Dave Brolley <brolley@cygnus.com>
1743
1744 * traps.c (frvbf_check_non_excepting_load): Set NESR.DAEC, NESR.REC and
1745 NESR.EC.
1746 * mloop.in (_parallel_write_queued): Handle CGEN_FN_PC_WRITE.
1747 * frv.c (frvbf_h_pc_set_handler): New function.
1748 * interrupts.c (frv_detect_data_interrupt): Removed.
1749 (address_forbidden): Removed.
1750 * frv-sim.h (frv_detect_data_interrupt): Removed.
1751 (NESR_MEM_ADDRESS_NOT_ALIGNED): New macro.
1752 (NESR_REGISTER_NOT_ALIGNED): New macro.
1753 (NESR_UQI_SIZE): New macro.
1754 (NESR_QI_SIZE): New macro.
1755 (NESR_UHI_SIZE): New macro.
1756 (NESR_HI_SIZE): New macro.
1757 (NESR_SI_SIZE): New macro.
1758 (NESR_DI_SIZE): New macro.
1759 (NESR_XI_SIZE): New macro.
1760 (GET_NESR_DAEC): New macro.
1761 (SET_NESR_DAEC): New macro.
1762 (GET_NESR_REC): New macro.
1763 (SET_NESR_REC): New macro.
1764 (GET_NESR_EC): New macro.
1765 (SET_NESR_EC): New macro.
1766 (frvbf_read_mem_QI): New function.
1767 (frvbf_read_mem_UQI): New function.
1768 (frvbf_read_mem_HI): New function.
1769 (frvbf_read_mem_UHI): New function.
1770 (frvbf_read_mem_SI): New function.
1771 (frvbf_read_mem_WI): New function.
1772 (frvbf_read_mem_DI): New function.
1773 (frvbf_read_mem_DF): New function.
1774 (frvbf_write_mem_QI): New function.
1775 (frvbf_write_mem_UQI): New function.
1776 (frvbf_write_mem_HI): New function.
1777 (frvbf_write_mem_UHI): New function.
1778 (frvbf_write_mem_SI): New function.
1779 (frvbf_write_mem_WI): New function.
1780 (frvbf_write_mem_DI): New function.
1781 (frvbf_write_mem_DF): New function.
1782 * Makefile.in (SIM_OBJS): Add memory.o.
1783 * cpu.c,cpu.h,sem.c: Rebuild.
1784
17851999-10-18 Dave Brolley <brolley@cygnus.com>
1786
1787 * sim-if.c (sim_open): Use a real fpu error function.
1788 * pipeline.c (frv_pipeline_add_insn): Don't add invalid insns.
1789 * mloop.in (_parallel_write_queued): Clear queue after writing.
1790 * interrupts.c (check_for_compound_interrupt): New function.
1791 (non_operating_interrupt): New function.
1792 * frv-sim.h (frvbf_h_gr_double_get_handler): New function.
1793 (frvbf_h_gr_double_set_handler): New function.
1794 (frvbf_h_fr_double_get_handler): New function.
1795 (frvbf_h_fr_double_set_handler): New function.
1796 (frvbf_h_cpr_double_get_handler): New function.
1797 (frvbf_h_cpr_double_set_handler): New function.
1798 (frv_interrupt_queue_element): New struct type.
1799 (frv_queue_program_interrupt): Now takes pc.
1800 (frv_queue_illegal_instruction_interrupt): Now takes pc.
1801 (frv_queue_interrupt): Now takes pc.
1802 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
1803 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
1804 (frvbf_division_exception): New function.
1805 (frvbf_fpu_error): New function.
1806 (frvbf_load_multiple_GR): New function.
1807 (frvbf_load_multiple_FR): New function.
1808 (frvbf_load_multiple_CPR): New function.
1809 * frv.c (frvbf_h_gr_double_get_handler): New function.
1810 (frvbf_h_gr_double_set_handler): New function.
1811 (frvbf_h_fr_double_get_handler): New function.
1812 (frvbf_h_fr_double_set_handler): New function.
1813 (frvbf_h_cpr_double_get_handler): New function.
1814 (frvbf_h_cpr_double_set_handler): New function.
1815 (frv_interrupt_queue_element): New struct type.
1816 (frv_queue_program_interrupt): Now takes pc.
1817 (frv_queue_illegal_instruction_interrupt): Now takes pc.
1818 (frv_queue_interrupt): Now takes pc.
1819 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
1820 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
1821 (frvbf_fpu_error): New function.
1822 (frvbf_load_multiple_GR): New function.
1823 (frvbf_load_multiple_FR): New function.
1824 (frvbf_load_multiple_CPR): New function.
1825 * traps.c (frvbf_division_exception): New function.
1826 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
1827
18281999-10-12 Dave Brolley <brolley@cygnus.com>
1829
1830 * mloop.in (new_vpc): New variable.
1831 (main loop): Call frv_detect_insn_access_interrupts. Call
1832 frv_detect_data_interrupts.
1833 * interrupts.c (access_queued_to): New function.
1834 (frv_detect_data_interrupts): New function.
1835 (frv_detect_insn_access_interrupts): New function.
1836 (frv_program_or_software_interrupt): Set PSR.S.
1837 * frv-sim.h (frv_detect_data_interrupts): New function.
1838 (frv_detect_insn_interrupts): New function.
1839
18401999-10-07 Dave Brolley <brolley@cygnus.com>
1841
1842 * frv-sim.h (frvbf_h_gr_hi_get_handler): New function.
1843 (frvbf_h_gr_hi_set_handler): New function.
1844 (frvbf_h_gr_lo_get_handler): New function.
1845 (frvbf_h_gr_lo.set_handler): New function.
1846 * frv.c (frvbf_h_gr_hi_get_handler): New function.
1847 (frvbf_h_gr_hi_set_handler): New function.
1848 (frvbf_h_gr_lo_get_handler): New function.
1849 (frvbf_h_gr_lo.set_handler): New function.
1850 (frvbf_model_fr500_u_integer): New function.
1851 * arch.h,cpu.h,cpu.c,decode.h,decode.c,model.c,sem.c: Rebuild.
1852
18531999-10-04 Dave Brolley <brolley@cygnus.com>
1854
1855 * traps.c: Use sim_engine_abort.
1856 * pipeline.c (frv_pipeline): Add field for insn major.
1857 (add_next_to_pipe): Return address of matching pipeline.
1858 (find_major_in_pipeline): New function.
1859 (check_insn_major_constraints: New function.
1860 (frv_pipeline_add_insn): Add checks for insn major constraints.
1861 * interrupts.c (frv_process_interrupts): Use sim_engine_abort.
1862 * frv.c (frvbf_h_spr_get_handler): No need to abort.
1863
1864Thu Sep 30 18:10:25 1999 Dave Brolley <brolley@cygnus.com>
1865
1866 * pipeline.c: New file.
1867 * mloop.in (main loop): Call frv_pipeline_reset.
1868 Call frv_pipeline_add_insn.
1869 * frv-sim.h (frv_pipeline_reset): New function.
1870 (frv_pipeline_add_insn): New function.
1871 * Makefile.in (SIM_OBJS): Add pipeline.o
1872
18731999-09-29 Doug Evans <devans@casey.cygnus.com>
1874
1875 * sem.c: Rebuild.
1876 * traps.c (sim_engine_invalid_insn): New arg `vpc'. Change type of
1877 result to SEM_PC. Return vpc.
1878
1879Wed Sep 29 16:01:52 1999 Dave Brolley <brolley@cygnus.com>
1880
1881 * interrupts.c (frv_interrupt_table): DATA_STORE_ERROR is imprecise.
1882 (frv_queue_interrupt): Don't detect identical interrupts here.
1883
1884Wed Sep 29 14:49:52 1999 Dave Brolley <brolley@cygnus.com>
1885
1886 * interrupts.c: New file.
1887 * traps.c (sim_engine_invalid_insn): Return PC of next insn.
1888 (frv_software_interrupt): Moved to interrupts.c.
1889 (frv_itrap): New interface. Call frv_queue_software_interrupt.
1890 * mloop.in (@cpu@_parallel_write_init): set previous_vliw_pc.
1891 (@cpu@_perform_writeback): New function.
1892 (main loop): Call frv_process_interrupts.
1893 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): Removed.
1894 (frv_itrap): New interface.
1895 (frv_interrupt_class): New enumeration.
1896 (frv_interrupt_kind): New enumeration.
1897 (struct frv_interrupt): New struct type.
1898 (frv_interrupt_table): New table of interrupt information.
1899 (FRV_INTERRUPT_QUEUE_SIZE): New macro.
1900 (struct frv_interrupt_state): New struct type.
1901 (frv_interrupt_state): New global variable.
1902 (previous_vliw_pc): New global variable.
1903 (frv_queue_software_interrupt): New function.
1904 (frv_queue_program_interrupt): New function.
1905 (frv_queue_interrupt): New function.
1906 (frv_process_interrupts): New function.
1907 (frv_program_interrupt): New function.
1908 (frv_software_interrupt): New function.
1909 (frv_program_or_software_interrupt): New function.
1910 (frv_clear_interrupt_classes): New function.
1911 * frv.c (frvbf_write_next_vliw_addr_to_PCSR): Removed.
1912 * Makefile.in (SIM_OBJS): Add interrupts.o
1913 * sem.c: Rebuild.
1914
19151999-09-25 Doug Evans <devans@casey.cygnus.com>
1916
1917 * cpu.h,cpuall.h,decode.c,sem.c: Rebuild.
1918
1919Tue Sep 21 17:16:47 1999 Dave Brolley <brolley@cygnus.com>
1920
1921 * mloop.in (main loop): Determine last insn from scache entry.
1922 * cpu.h: Rebuild.
1923 * cpuall.h: Rebuild.
1924
1925Tue Sep 14 14:21:31 1999 Dave Brolley <brolley@cygnus.com>
1926
1927 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): New flag.
1928 (NECR_ELOS): Define as unshifted value.
1929 (NECR_NEN): Define as unshifted value.
1930 (NECR_VALID): Define as unshifted value.
1931 (SET_NESR): Rewite to use post-write queue.
1932 (SET_NESR_VALID): Rewite to operate on argument.
1933 (SET_NESR_EAV): Rewite to operate on argument.
1934 (SET_NESR_FR): Rewite to operate on argument.
1935 (CLEAR_NESR_FR): Rewite to operate on argument.
1936 (SET_NESR_DRN): Rewite to operate on argument.
1937 (SET_NESR_SIZE): Rewite to operate on argument.
1938 (SET_NESR_NEAN): Rewite to operate on argument.
1939 (SET_NEEAR): Rewite to use post-write queue.
1940 (SET_NE_FLAG): Rewite to use post-write queue.
1941 (CLEAR_NE_FLAG): Rewite to use post-write queue.
1942 * traps.c (frv_software_interrupt): Rewite to use post-write queue.
1943 (frv_rett): Rewite to use post-write queue.
1944 (next_available_nesr): Rewrite to use new macro interfaces.
1945 (next_valid_nesr): Ditto.
1946 (frvbf_check_non_excepting_load): Ditto.
1947 (frvbf_check_recovering_store): Ditto.
1948 (clear_nesr_neear): Ditto.
1949 (clear_ne_flags): Ditto.
1950 * mloop.in (main loop): Update PCSR with address of next VLIW insn
1951 when flag is set.
1952 * frv.c (frvbf_h_spr_get_handler): Shift register fields here now.
1953 (frvbf_store_multiple_GR): Rewite to use post-write queue.
1954 (frvbf_store_multiple_FRint): Rewite to use post-write queue.
1955 (frvbf_store_multiple_CPR): Rewite to use post-write queue.
1956 * Makefile.in (frv.o): Depend on cgen-par.h.
1957
1958Fri Sep 10 17:03:15 1999 Dave Brolley <brolley@cygnus.com>
1959
1960 * frv-sim.h (frvbf_set_write_next_vliw_addr_to_LR): New function.
1961 (frvbf_write_next_vliw_addr_to_LR): New flag.
1962 * frv.c (frvbf_set_write_next_vliw_addr_to_LR): New function.
1963 * mloop.in: Only take the first branch in a VLIW insn. Set LR to the
1964 address of the next VLIW insn if flag is set.
1965 * cpu.h,decode.c,sem.c: Rebuild.
1966
1967Tue Sep 7 13:44:23 1999 Dave Brolley <brolley@cygnus.com>
1968
1969 * mloop.in: Limit parallel insns to MAX_PARALLEL_INSNS.
1970 * sem.c: Rebuild.
1971
19721999-09-02 Doug Evans <devans@casey.cygnus.com>
1973
1974 * configure: Regenerated to track ../common/aclocal.m4 changes.
1975
19761999-09-01 Doug Evans <devans@casey.cygnus.com>
1977
1978 * decode.c: Rebuild.
1979
1980Mon Aug 30 17:54:57 1999 Dave Brolley <brolley@cygnus.com>
1981
1982 * traps.c (frv_rett): New function.
1983 * frv.c (frvbf_h_spr_get_handler): Handle bpsr.
1984 (frvbf_h_spr_set_handler): Handle bpsr.
1985 (frvbf_h_bpsr_get_handler): New function.
1986 (frvbf_h_bpsr_set_handler): New function.
1987 * frv-sim.h (frv_rett): New function.
1988 (frvbf_h_bpsr_get_handler): New function.
1989 (frvbf_h_bpsr_set_handler): New function.
1990 * mloop.in: Read actual packing bit.
1991 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
1992
1993Tue Aug 31 16:04:37 1999 Dave Brolley <brolley@cygnus.com>
1994
1995 * traps.c (WANT_CPU): New macro.
1996 (WANT_CPU_FRVBF): New macro.
1997 (frvbf_check_recovering_store): Use registers for source and queue
1998 writes.
1999 * mloop.in: New main loop for parallel support.
2000 (@cpu@_parallel_write_init): New function.
2001 (@cpu@_parallel_write_queued): New function.
2002 * frv-sim.h (set_icc_for_shift_left): New interface.
2003 (set_icc_for_shift_right): New interface.
2004 (frvbf_check_recovering_store): New interface.
2005 * frv.c (set_icc_for_shift_left): Pass and return icc value.
2006 (set_icc_for_shift_right): Pass and return icc value.
2007 (frvbf_check_recovering_store): New interface.
2008 * Makefile.in (FRV_OBJS): Add cgen-par.o.
2009 (stamp-mloop): Add cgen parallel options.
2010 (stamp-arch): Remove with-profile option.
2011 (stamp-cpu): Add cgen parallel options.
2012 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2013
20141999-08-28 Doug Evans <devans@casey.cygnus.com>
2015
2016 * cpu.h,decode.c,sem.c: Rebuild.
2017
2018Wed Aug 25 12:25:04 1999 Dave Brolley <brolley@cygnus.com>
2019
2020 * arch.h,cpu.h,decode.h,model.c,sem.c: Rebuild.
2021
2022Thu Aug 19 17:59:00 1999 Dave Brolley <brolley@cygnus.com>
2023
2024 * configure.in: fr500 now the default model.
2025 * configure: Regenerate.
2026 * frv.c: Change frv-1 to frv-gen.
2027 (frvbf_model_fr500_u_exec): New function.
2028 * Makefile.in (stamp-cpu): Use 'mach=frv,fr500' to build decoder.
2029 * mloop.in: Fix typos in comments.
2030 * arch.c,arch.h,cpu.h,cpuall.h,decode.h,model.c,sem.c: Rebuild.
2031
20321999-08-17 Dave Brolley <brolley@cygnus.com>
2033
2034 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2035
20361999-08-09 Doug Evans <devans@casey.cygnus.com>
2037
2038 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2039
20401999-08-04 Doug Evans <devans@casey.cygnus.com>
2041
2042 * cpu.h,cpuall.h,decode.c,model.c,sem.c: Rebuild.
2043
2044Fri Jul 16 14:50:15 1999 Dave Brolley <brolley@cygnus.com>
2045
2046 * frv.c (frvbf_fetch_register): Use GDB register number macros.
2047 (frvbf_store_register): Use GDB register number macros.
2048 (frvbf_cut): New function.
2049 * frv-sim.h (GR_REGNUM_MAX): New macro.
2050 (FR_REGNUM_MAX): New macro.
2051 (PC_REGNUM): New macro.
2052 (LR_REGNUM): New macro.
2053 (frvbf_cut): New function.
2054 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2055
20561999-07-15 Stan Shebs <shebs@andros.cygnus.com>
2057
2058 * frv.c (frvbf_fetch_register): Add ability to get LR register,
2059 add default for unhandled registers.
2060 (frvbf_store_register): Add ability to set LR register.
2061
20621999-07-14 Stan Shebs <shebs@andros.cygnus.com>
2063
2064 * frv.c (frvbf_fetch_register, frvbf_store_register): Fill in.
2065 (decode_gdb_dr_regnum): Remove, not used.
2066
20671999-07-13 Michael Meissner <meissner@cygnus.com>
2068
2069 * Makefile.in (SIM_EXTRA_FLAGS): Incorporate @sim_trapdump@.
2070
2071 * configure.in (--enable-sim-trapdump): New switch to make unknown
2072 traps dump the register contents, instead of doing the trap thing.
2073 * configure: Regenerate.
2074
2075 * frv-sim.h (TRAP_BREAKPOINT): Define as 81, so it can be used.
2076 (TRAP_REGDUMP{1,2}): Define to provide register dumping support
2077 temporarily.
2078
2079 * traps.h (toplevel): Include bfd.h, libiberity.h.
2080 (frv_itrap): Add support for --enable-sim-trapdump and traps 2,3
2081 dumping the registers.
2082
2083Thu Jul 8 10:57:39 1999 Dave Brolley <brolley@cygnus.com>
2084
2085 * Makefile.in (SIM_EXTRA_LIBS): Removed. libm no longer needed.
2086
2087Wed Jul 7 17:01:12 1999 Dave Brolley <brolley@cygnus.com>
2088
2089 * cpu.c,cpu.h,decode.c,model.c,sem.c: Rebuild.
2090
2091Tue Jul 6 16:12:18 1999 Dave Brolley <brolley@cygnus.com>
2092
2093 * frv.c (frvbf_square_root_SF): Removed.
2094 (frvbf_square_root_DF): Removed.
2095 (frvbf_h_fr_double_get_handler): Removed.
2096 (frvbf_h_fr_double_set_handler): Removed.
2097 (frvbf_h_fr_int_get_handler): Removed.
2098 (frvbf_h_fr_int_set_handler): Removed.
2099 * frv-sim.h (frvbf_square_root_SF): Removed.
2100 (frvbf_square_root_DF): Removed.
2101 (frvbf_h_fr_double_get_handler): Removed.
2102 (frvbf_h_fr_double_set_handler): Removed.
2103 (frvbf_h_fr_int_get_handler): Removed.
2104 (frvbf_h_fr_int_set_handler): Removed.
2105 * decode.c,decode.h,model.c,sem.c: Rebuild.
2106
21071999-07-05 Doug Evans <devans@casey.cygnus.com>
2108
2109 * Makefile.in (SIM_OBJS): Add cgen-fpu.o, cgen-accfp.o.
2110 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2111 * sim-if.c (sim_open): Initialize fpu.
2112 * frv-sim.h (SETMEMSF,SETMEMDF): Delete.
2113 * frv.c (frvbf_store_multiple_FRint): Replace frvbf_h_fr_int_get
2114 with frvbf_h_fr_get.
2115
2116Wed Jun 30 15:56:56 1999 Dave Brolley <brolley@cygnus.com>
2117
2118 * frv-sim.h (NESR_RANGE): New macro.
2119 (NO_NESR): New macro.
2120 (GET_NESR_VALID): New macro.
2121 (next_ne_index): Removed.
2122 * traps.c (next_available_nesr): New function.
2123 (next_valid_nesr): New function.
2124 (frvbf_check_non_excepting_load): Use next_available_nesr.
2125 (frvbf_check_recovering_store): Use next_available_nesr and
2126 next_valid_nesr.
2127 (clear_nesr_neear): Use next_available_nesr and next_valid_nesr.
2128 (frvbf_check_recovering_store): Only consider one matching register.
2129 * sem.c: Rebuild.
2130
2131Tue Jun 29 16:54:32 1999 Dave Brolley <brolley@cygnus.com>
2132
2133 * frv.c (frvbf_square_root_SF): New function.
2134 (frvbf_square_root_DF): New function.
2135 (frvbf_h_fr_double_get_handler): New function.
2136 (frvbf_h_fr_double_set_handler): New function.
2137 * frv-sim.h (frvbf_square_root_SF): New function.
2138 (frvbf_square_root_DF): New function.
2139 (frvbf_h_fr_double_get_handler): New function.
2140 (frvbf_h_fr_double_set_handler): New function.
2141 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c: Rebuild.
2142
21431999-06-28 Dave Brolley <brolley@cygnus.com>
2144
2145 * decode.c,decode.h,model.c,sem.c: Regenerate.
2146
2147Thu Jun 24 17:26:32 1999 Dave Brolley <brolley@cygnus.com>
2148
2149 * Makefile.in (SIM_EXTRA_LIBS): Add -lm.
2150 * frv-sim.h (frvbf_h_fr_int_get_handler): New function.
2151 (frvbf_h_fr_int_set_handler): New function.
2152 (frvbf_store_multiple_FRint): New function.
2153 (frvbf_square_root_SF): New function.
2154 * frv.c (frvbf_h_fr_int_get_handler): New function.
2155 (frvbf_h_fr_int_set_handler): New function.
2156 (frvbf_store_multiple_FRint): New function.
2157 (frvbf_square_root_SF): New function.
2158 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2159
21601999-06-23 Doug Evans <devans@casey.cygnus.com>
2161
2162 * Makefile.in (stamp-mloop): Delete -fast -pbb -switch args
2163 to genmloop.sh. Pass -scache instead.
2164 (mloop.o): Delete sem-switch.c dependency.
2165 (sem-switch.c): Delete rule.
2166 (stamp-cpu): Don't build sem-switch.c.
2167 * sem-switch.c: Delete.
2168 * mloop.in (xfull-exec-*): Fix call to execute.
2169 * tconfig.in (WITH_SCACHE_PBB): Define as 0.
2170
2171 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2172
2173Tue Jun 22 16:23:57 1999 Dave Brolley <brolley@cygnus.com>
2174
2175 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2176
2177Mon Jun 21 17:34:10 1999 Dave Brolley <brolley@cygnus.com>
2178
2179 * mloop.in (execute): Force gr0 to zero before each insn.
2180 * cpu.h,cpu.c,decode.c,sem.c,sem-switch.c: Regenerate.
2181
21821999-06-18 Doug Evans <devans@casey.cygnus.com>
2183
2184 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2185
2186Fri Jun 18 17:49:23 1999 Dave Brolley <brolley@cygnus.com>
2187
2188 * frv.c (frvbf_h_gr_get_handler): New function.
2189 (frvbf_h_gr_set_handler): New function:
2190 (frvbf_store-multiple_GR): New function:
2191 (frvbf_store-multiple_FR): New function:
2192 (frvbf_store-multiple_CPR): New function:
2193 * frv-sim.h (frvbf_h_gr_get_handler): New function.
2194 (frvbf_h_gr_set_handler): New function:
2195 (frvbf_store-multiple_GR): New function:
2196 (frvbf_store-multiple_FR): New function:
2197 (frvbf_store-multiple_CPR): New function:
2198 * traps.c (frv_itrap): Implement proper syscalls interface.
2199 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2200
2201Fri Jun 18 14:36:23 1999 Dave Brolley <brolley@cygnus.com>
2202
2203 * traps.c (frvbf_check_non_excepting_divide): New function.
2204 (frvbf_check_recovering_store): New function.
2205 (clear_nesr_neear): New function.
2206 (clear_ne_flags): New function.
2207 (frvbf_commit): New function.
2208
2209 * frv-sim.h (frvbf_check_non_excepting_divide): New function.
2210 (frvbf_check_recovering_store): New function.
2211 (clear_nesr_neear): New function.
2212 (clear_ne_flags): New function.
2213 (frvbf_commit): New function.
2214 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2215
22161999-06-16 Dave Brolley <brolley@cygnus.com>
2217
2218 * frv.c (frvbf_h_spr_get_handler): Handle SPR_NECR.
2219 (frvbf_h_spr_set_handler): Handle SPR_NECR.
2220 * traps.c (next_ne_index): New variable.
2221 (frvbf_check_non_excepting_load): New function.
2222 * frv-sim.h (NECR_ELOS): New macro.
2223 (NECR_NEN): New macro.
2224 (NECR_VALID): New macro.
2225 (SET_NESR_VALID): New macro.
2226 (SET_NESR_EAV): New macro.
2227 (SET_NESR_FR): New macro.
2228 (CLEAR_NESR_FR): New macro.
2229 (SET_NESR_DRN): New macro.
2230 (SET_NESR_SIZE): New macro.
2231 (SET_NESR_NEAN): New macro.
2232 (SET_NEEAR): New macro.
2233 (GET_NE_FLAG): New macro.
2234 (SET_NE_FLAG): New macro.
2235 (CLEAR_NE_FLAG): New macro.
2236 (frvbf_check_non_excepting_load): New function:
2237 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2238
2239Wed Jun 9 18:12:49 1999 Dave Brolley <brolley@cygnus.com>
2240
2241 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2242
2243Tue Jun 8 18:13:51 1999 Dave Brolley <brolley@cygnus.com>
2244
2245 * frv.c (cr_logic): Correct andcr, nandcr, andncr and nandncr.
2246 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2247
2248Mon Jun 7 17:09:15 1999 Dave Brolley <brolley@cygnus.com>
2249
2250 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2251
22521999-06-07 Dave Brolley <brolley@cygnus.com>
2253
2254 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2255
2256Thu Jun 3 17:33:31 1999 Dave Brolley <brolley@cygnus.com>
2257
2258 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2259
2260Wed Jun 2 17:50:21 1999 Dave Brolley <brolley@cygnus.com>
2261
2262 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2263
2264Tue Jun 1 17:58:53 1999 Dave Brolley <brolley@cygnus.com>
2265
2266 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2267
2268Mon May 31 17:57:25 1999 Dave Brolley <brolley@cygnus.com>
2269
2270 * traps.c (frv_software_interrupt): Pass current_cpu to
2271 frvbf_h_psr_esr_get.
2272 (frv_software_interrupt): Calculate the new PC based on TBR.
2273 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2274
22751999-05-31 Dave Brolley <brolley@cygnus.com>
2276
2277 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2278
2279Thu May 27 17:42:00 1999 Dave Brolley <brolley@cygnus.com>
2280
2281 * frv-sim.h (frvbf_h_cccr_get_handler): New function.
2282 (frvbf_h_cccr_set_handler): New function.
2283 (frvbf_scan_result): New function.
2284 (frvbf_cr_logic): New function.
2285 * frv.c (frvbf_h_cccr_get_handler): New function.
2286 (frvbf_h_cccr_set_handler): New function.
2287 (frvbf_scan_result): New function.
2288 (frvbf_cr_logic): New function.
2289 (cr_ops,cr_result,cr_logic): New table.
2290 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2291
22921999-05-25 Dave Brolley <brolley@cygnus.com>
2293
2294 * frv.c (frvbf_h_spr_get_handler): Add support for TBR and PSR.
2295 (frvbf_h_spr_set_handler): Add support for TBR and PSR.
2296 (frv_psr_get_handler): New function.
2297 (frv_psr_set_handler): New function.
2298 (frv_tbr_get_handler): New function.
2299 (frv_tbr_set_handler): New function.
2300 (frvbf_h_ccr_get_handler): Add support for fCC.
2301 (frvbf_h_ccr_set_handler): Add support for fCC.
2302 * frv-sim.h (frv_psr_get_handler): New function.
2303 (frv_psr_set_handler): New function.
2304 (frv_tbr_get_handler): New function.
2305 (frv_tbr_set_handler): New function.
2306 * traps.c (frv_software_interrupt): Implement.
2307 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2308
2309Thu May 20 16:39:27 1999 Dave Brolley <brolley@cygnus.com>
2310
2311 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2312
23131999-05-18 Dave Brolley <brolley@cygnus.com>
2314
2315 * frv.c: (frvbf_set_icc_for_shift_left): New function.
2316 (frvbf_set_icc_for_shift_right): New function.
2317 * frv-sim.h (frvbf_set_icc_for_shift_left): New function.
2318 (frvbf_set_icc_for_shift_right): New function.
2319 (SETMEMSF): New Macro.
2320 (SETMEMDF): New Macro.
2321 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2322
2323Thu May 13 17:14:49 1999 Dave Brolley <brolley@cygnus.com>
2324
2325 * frv.c (frvbf_h_ccr_get_handler): New function.
2326 (frvbf_h_ccr_set_handler): New function.
2327 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2328
2329Tue May 11 16:13:15 1999 Dave Brolley <brolley@cygnus.com>
2330
2331 * frv-sim.h (frvbf_h_spr_get_handler,frvbf_h_spr_set_handler,
2332 frvbf_h_isr_get_handler, frvbf_h_isr_set_handler): New functions.
2333 * frv.c: Likewise.
2334 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2335
23361999-05-10 Dave Brolley <brolley@cygnus.com>
2337
2338 * cpu.h,cpu.c,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2339
2340Thu May 6 16:48:21 1999 Dave Brolley <brolley@cygnus.com>
2341
2342 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2343 * frv-sim.h (TRAP_SYSCALL): Define as 0x80.
2344
2345Wed May 5 11:52:24 1999 Dave Brolley <brolley@cygnus.com>
2346
2347 * traps.c (frv_software_interrupt): New function.
2348 (frv_itrap): New function.
2349 * frv-sim.h (TRAP_SYSCALL): define as 0.
2350 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2351
2352Mon May 3 13:49:21 1999 Dave Brolley <brolley@cygnus.com>
2353
2354 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2355
2356Thu Apr 29 17:37:06 1999 Dave Brolley <brolley@cygnus.com>
2357
2358 * Directory created.
GDB Binutils - Deliverables
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