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2003-09-08 Dave Brolley <brolley@redhat.com>
[thirdparty/binutils-gdb.git] / sim / frv / ChangeLog
CommitLineData
d03ea14f
DB		 12003-09-03 Dave Brolley <brolley@redhat.com>
2
3 * cpu.h, model.c, sem.c, decode.h, decode.c: Regenerated.
4
e8d2f504
DB		 52003-08-29 Dave Brolley <brolley@redhat.com>
6
7 * Makefile.in (stamp-arch): Copy frv.cpu from $(srcdir)../../cpu
8 temporarily when regenerating files.
9 (stamp-cpu): Ditto.
10
b34f6357
DB		 112003-08-20 Micheal Snyder <msnyder@redhat.com>
12
13 * All generated files: Regenerate.
14
152001-10-11 Dave Brolley <brolley@redhat.com>
16
17 * cpu.h,decode.c,decode.h,sem.c: Regenerate.
18
192001-10-09 Dave Brolley <brolley@redhat.com>
20
21 * traps.c (frv_rett): Halt if PSR.S and PSR.ET are both set or both
22 not set.
23 * reset.c (frv_hardware_reset): Invalidate both caches.
24 * registers.c: Update init, reset and read-only masks for all registers
25 on all machines.
26 * profile.h (cur_gr_complex): New field of FRV_PROFILE_STATE
27 (prev_gr_complex): New field of FRV_PROFILE_STATE
28 (set_use_is_gr_complex): New function.
29 (set_use_not_gr_complex): New function.
30 (use_is_gr_complex): New function.
31 (decrease_GR_busy): New function.
32 * profile.c (reset_gr_flags): New function.
33 (reset_cc_flags): New function.
34 (set_use_is_gr_complex): New function.
35 (set_use_not_gr_complex): New function.
36 (use_is_gr_complex): New function.
37 (update_latencies): Reset gr and cc flags when latency reaches 0.
38 (decrease_GR_busy): New function.
39 * profile-fr400.h (fr500_reset_acc_flags): Removed.
40 (fr500_reset_cc_flags): New function.
41 * profile-fr500.c (frvbf_model_fr400_u_*): Reflect latencies from fr500
42 LSI version 1.41.
43 * profile-fr400.h (fr400_reset_gr_flags): New function.
44 (fr400_reset_fr_flags): New function.
45 (fr400_reset_acc_flags): New function.
46 * profile-fr400.c (set_use_not_media_p4): New function.
47 (set_use_not_media_p6): New function.
48 (set_acc_use_not_media_p2): New function.
49 (set_acc_use_not_media_p4): New function.
50 (fr400_reset_gr_flags): New function.
51 (fr400_reset_fr_flags): New function.
52 (fr400_reset_acc_flags): New function.
53 (frvbf_model_fr400_u_*): Reflect latencies from fr400 LSI version 1.1.
54 (frvbf_model_fr400_u_media_hilo): New function.
55 * pipeline.c (frv_vliw_setup_insn): Don't clear MSR0.MTT.
56 * memory.c (fr400_check_data_read_address): Check address range only
57 for double word loads. Don't check alignment here.
58 (fr400_check_readwrite_address): New function.
59 (fr500_check_readwrite_address): New function.
60 (check_readwrite_address): New function.
61 (fr500_check_insn_read_address): Correct address ranges.
62 (frvbf_read_mem_*): Check address range here.
63 (frv_address_forbidden): Removed.
64 (fr400_check_write_address): New function.
65 (check_write_address): New function.
66 (frvbf_write_mem_*): Don't check address range here.
67 (frvbf_mem_set_*): Check address range here.
68 * interrupts.c (frv_queue_data_access_error_interrupt): Now takes an
69 address as second argument.
70 (frv_queue_data_access_exception_interrupt): New function.
71 (frv_queue_illegal_instruction_interrupt): Generate fp_exception for
72 media insns on fr400.
73 (frv_queue_non_implemented_instruction_interrupt): Generate mp_exception
74 for media insns on fr400.
75 (frv_detect_insn_access_interrupts): Don't check for illegal addresses
76 of insns here. Check for MTRAP insn if PSR.EM is not set.
77 (frv_set_mp_exception_registers): Only set MSR0.MTT if it is not already
78 set.
79 (set_exception_status_registers): Do not always set EPCR. Set EAR for
80 data_acess_error only if not fr400.
81 * frv.c (do_media_average): New function.
82 (frvbf_media_average): New function.
83 (frvbf_insn_cache_invalidate): Check for illegal invocation.
84 (frvbf_data_cache_invalidate): Ditto.
85 (frvbf_data_cache_flush): Ditto.
86 * frv-sim.h (GET_FSR_QNE): New macro.
87 (frv_msr_mtt): Remove MTT_SEQUENCE_ERROR.
88 (GET_MSR_SRDAV): New macro.
89 (GET_MSR_RDAV): New macro.
90 (GET_MSR_RD): New macro.
91 (frv_queue_data_access_error_interrupt): Now takes an address as second
92 argument.
93 (frv_address_forbidden): Removed.
94 * cache.c (non_cache_access): Correct address ranges. Now takes cache
95 as first argument.
96 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
97
982001-08-20 Dave Brolley <brolley@redhat.com>
99
100 * sim-main.h (_sim_cpu): New field 'elf_flags'.
101 * sim-if.c (sim_open): Extract the elf_flags from the input file and
102 save them with each cpu.
103 * mloop.in (main loop): Pass elf flags to frv_vliw_reset. Set
104 last_insn_p before executing the insn.
105 * cache.c (frv_cache_invalidate): Flush scache if this is the cpu's
106 insn cache.
107 (frv_cache_invalidate_all): Ditto.
108
1092001-08-20 Richard Sandiford <rsandifo@redhat.com>
110
111 * traps.c (syscall_read_mem): Flush the data cache before reading.
112 (syscall_write_mem): Flush the data cache before writing.
113 Invalidate both caches.
114
1152001-07-05 Ben Elliston <bje@redhat.com>
116
117 * Makefile.in (stamp-arch): Use $(CGEN_CPU_DIR).
118 (stamp-cpu): Likewise.
119
1202001-05-23 Dave Brolley <brolley@redhat.com>
121
122 * profile-fr400.c (acc_use_is_media_p2): New function.
123 (frvbf_model_fr400_u_media_2): Account for latency of output
124 accumulators.
125 (frvbf_model_fr400_u_media_2_quad): Ditto.
126 (frvbf_model_fr400_u_media_2_acc): New function.
127 (frvbf_model_fr400_u_media_2_acc_dual): New function.
128 (frvbf_model_fr400_u_media_2_add_sub): New function.
129 (frvbf_model_fr400_u_media_2_add_sub_dual): New function.
130 (frvbf_model_fr400_u_media_3_dual): New function.
131 (frvbf_model_fr400_u_media_4_acc_dual): New function.
132 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
133
1342001-05-15 Dave Brolley <brolley@redhat.com>
135
136 * registers.c (fr400_spr): Enable write access to HSR0.CBM.
137 * profile.h (FRV_PROFILE_STATE): New field 'all_cache_entries'.
138 * profile.c (CACHE_QUEUE_ELEMENT): New 'all' field.
139 (request_cache_flush): Save 'all' argument.
140 (request_cache_invalidate): Save all_cache_entries from profile state
141 to 'all' field of the request.
142 (submit_cache_request): Pass the 'all' field of the request to
143 frv_cache_request_invalidate.
144 * frv.c (frv_insn_cache_invalidate): Add new 'all' parameter. Perform
145 operation even if HSR0.ICE is not set.
146 (frv_data_cache_invalidate): Add new 'all' parameter. Perform
147 operation even if HSR0.DCE is not set.
148 (frv_data_cache_flush): Ditto.
149 * frv-sim.h (frv_insn_cache_invalidate): Add new 'all' parameter.
150 (frv_data_cache_invalidate): Add new 'all' parameter.
151 (frv_data_cache_flush): Add new 'all' parameter.
152 * cache.h (FRV_CACHE_INVALIDATE_REQUEST): Add new 'all' field.
153 (frv_cache_request_invalidate): Add new 'all' parameter.
154 * cache.c (frv_cache_request_invalidate): Add new 'all' parameter. Save
155 its value in the invalidate request.
156 (address_interference): Accept the value '-1' for the address argument
157 to mean 'any address'.
158 (handle_req_invalidate): Handle request to invalidate all cache lines.
159 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
160
1612001-05-14 Dave Brolley <brolley@redhat.com>
162
163 * profile.h (past_first_p): New field of profiling state.
164 (branch_penalty): Ditto.
165 (branch_hint): Ditto.
166 (update_branch_penalty): New function.
167 * profile.c (frvbf_model_insn_after): Reset past_first_p and
168 branch_address fields of the profiling state.
169 (frvbf_model_branch): New function.
170 (update_branch_penalty): New function.
171 * profile-fr500.c (frvbf_model_fr500_u_branch): Remove ICCi_3 and
172 FCCi_3 inputs.
173 (frvbf_model_fr500_u_trap): New function.
174 (frvbf_model_fr500_u_check): New function.
175 (frvbf_model_fr500_u_media_dual_htob): post-processing latency is 3
176 cycles.
177 * profile-fr400.c (frvbf_model_fr400_u_branch): Set branch penalties
178 as documented in the fr400 LSI. Remove ICCi_3 and FCCi_3 inputs.
179 (frvbf_model_fr400_u_media_dual_expand): Check resource usage as
180 documented in teh fr400 LSI.
181 (frvbf_model_fr400_u_media_dual_htob): Ditto.
182 (frvbf_model_fr400_u_media_dual_unpack): Removed.
183 (frvbf_model_fr500_u_trap): New function.
184 (frvbf_model_fr500_u_check): New function.
185 * mloop.in (simulate_dual_insn_prefetch): New function.
186 (@cpu@_simulate_insn_prefetch): Call simulate_dual_insn_prefetch with
187 arguments for each machine type.
188 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
189
1902001-05-09 Dave Brolley <brolley@redhat.com>
191
192 * Makefile.in (profile.o): Add profile-fr400.h as a dependency.
193 (profile-fr400.o): New target.
194 * profile.c: New file.
195 * profile.h: New file.
196 * profile-fr400.c: New file.
197 * profile-fr400.h: New file.
198 * profile-fr500.c: New file.
199 * profile-fr500.h: New file.
200 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
201
2022001-05-02 Dave Brolley <brolley@redhat.com>
203
204 * sim-main.h (profile.h): #include it.
205 (CPU_PROFILE_STATE): New macro.
206 (profile_state): New frv specific cpu field.
207 * reset.c (frv_initialize): insn_fetch_address and branch_address now
208 part of global profiling state.
209 * Makefile.in (SIM_OBJS): Add profile.o and profile-fr500.o.
210 (SIM_EXTRA_DEPS): Add profile.h.
211 (registers.o): Correct name of source file.
212 (profile.o): New target.
213 (profile-fr500.o): New target.
214 * frv-sim.h: Move profile related data structures to profile.h.
215 * frv.c: Move fr500 specific functions to profile-fr500.c.
216 * cpu.h: Regenerated.
217
2182001-04-27 Dave Brolley <brolley@redhat.com>
219
220 * sim-main.h (CPU_PIPELINE): Renamed to CPU_VLIW.
221 * interrupts.c: Rename FRV_PIPELINE to FRV_VLIW.
222 Rename pipeline to vliw. Rename CPU_PIPELINE to CPU_VLIW.
223 Rename PIPE_* to UNIT_*.
224 (frv_queue_illegal_instruction_interrupt): Use
225 frv_is_float_insn and frv_is_media_insn.
226 (frv_queue_non_implemented_instruction_interrupt): Ditto.
227 (frv_detect_insn_access_interrupts): Ditto.
228 * frv.c: Rename FRV_PIPELINE to FRV_VLIW. Rename pipeline to vliw.
229 Rename CPU_PIPELINE to CPU_VLIW. Rename PIPE_* to UNIT_*.
230 * memory.c: Ditto.
231 * pipeline.c: Ditto.
232 * mloop.in: Ditto.
233 * frv-sim.h (frv_pipeline_setup_insn): Renamed to frv_vliw_setup_insn.
234 * cache.c: Rename PIPE_* to UNIT_*.
235
2362001-04-24 Dave Brolley <brolley@redhat.com>
237
238 * frv.c (frvbf_load_quad_GR): Delete have_data and hsr0.
239 (frvbf_load_quad_FRint): Ditto.
240 (frvbf_load_quad_CPR): Ditto.
241 * cache.c (frv_cache_init): Initialize cache for fr400 vs other
242 machines.
243 (bfd.h): #include it.
244 (non_cache_access): Update for revised fr500 and for fr400.
245 * registers.c (frv_spr): Don't reset PSR.PS.
246 (fr500_spr): Ditto.
247 (frv_reset_spr): Set PSR.PS to the former value of PSR.S.
248
2492001-04-23 Dave Brolley <brolley@redhat.com>
250
251 * traps.c (frv_core_signal): On fr400, generate data_access_error.
252 (frvbf_media_cr_not_aligned): On fr400, generate illegal_instruction.
253 (frvbf_media_acc_not_aligned): Ditto.
254 (frvbf_media_register_not_aligned): Ditto.
255 (frvbf_division_exception): Use GET_ISR_EDE.
256 * registers.c (frv_check_spr_read_access): New function.
257 (frv_check_spr_write_access): New function.
258 (frv_check_spr_access): Deleted.
259 (frv_check_register_access): On fr400, generate illegal_instruction.
260 * memory.c (fr400_check_data_read_address): New function.
261 (fr500_check_data_read_address): Ditto.
262 (check_data_read_address): Ditto.
263 (fr400_check_insn_read_address): Ditto.
264 (fr500_check_insn_read_address): Ditto.
265 (check_insn_read_address): Ditto.
266 (frvbf_read_mem_QI): Call check_data_read_access.
267 (frvbf_read_mem_UQI): Ditto.
268 (frvbf_read_mem_HI): Ditto.
269 (frvbf_read_mem_UHI): Ditto.
270 (frvbf_read_mem_SI): Ditto.
271 (frvbf_read_mem_DI): Ditto.
272 (frvbf_read_mem_DF): Ditto.
273 (frvbf_read_imem_USI): Call check_insn_read_access.
274 (frv_address_forbidden): Now takes cpu as first argument. Check based
275 on machine type.
276 (fr400_mem_address_unaligned): New function.
277 (fr500_mem_address_unaligned): Ditto.
278 (check_write_address): Ditto.
279 (frvbf_mem_set_QI): Call check_write_address.
280 (frvbf_mem_set_HI): Ditto.
281 (frvbf_mem_set_SI): Ditto.
282 (frvbf_mem_set_DI): Ditto.
283 (frvbf_mem_set_DF): Ditto.
284 (frvbf_mem_set_XI): Ditto.
285 * interrupts.c (bfd.h): #include it.
286 (frv_queue_data_access_error_interrupt): New function.
287 (frv_queue_instruction_access_error_interrupt): New function.
288 (frv_queue_instruction_access_exception_interrupt): New function.
289 (frv_queue_illegal_instruction_interrupt): No fp_exception on fr400.
290 (frv_queue_non_implemented_instruction_interrupt): Ditto.
291 (frv_detect_insn_access_interrupts): Reorder tests to match priority
292 from the LSI manual.
293 (set_isr_exception_fields): Accumulate dtt bits.
294 * frv.c (check_register_alignment): New function.
295 (check_fr_register_alignment): New function.
296 (check_memory_alignment): New function.
297 (frvbf_h_gr_double_get_handler): Call check_register_alignment.
298 (frvbf_h_gr_double_set_handler): Ditto.
299 (frvbf_h_cpr_double_get_handler): Ditto.
300 (frvbf_h_cpr_double_set_handler): Ditto.
301 (frvbf_h_gr_quad_set_handler): Ditto.
302 (frvbf_h_cpr_quad_set_handler): Ditto.
303 (frvbf_h_fr_double_get_handler): Call check_fr_register_alignment.
304 (frvbf_h_fr_double_set_handler): Ditto.
305 (frvbf_h_fr_quad_set_handler): Ditto.
306 (frvbf_h_spr_get_handler): Call frv_check_spr_read_access.
307 (frvbf_h_spr_set_handler): Call frv_check_spr_write_access.
308 (frvbf_load_quad_GR): Call check_memory_aligment.
309 (frvbf_load_quad_FRint): Ditto.
310 (frvbf_load_quad_CPR): Ditto.
311 (frvbf_store_quad_GR): Call check_memory_aligment and
312 check_register_alignment.
313 (frvbf_store_quad_FRint): Ditto.
314 (frvbf_store_quad_CPR): Ditto.
315 (frvbf_signed_integer_divide: Use GET_ISR_EDEM.
316 * frv-sim.h (H_SPR_ACC0): New macro.
317 (H_SPR_ACC63): New macro.
318 (H_SPR_ACCG0): New macro.
319 (H_SPR_ACCG63): New macro.
320 (frv_dtt): New enumerator.
321 (GET_ISR_EDE): Renamed from GET_ISR_EDEM.
322 (GET_ISR_DTT): New macro.
323 (frv_queue_data_access_error_interrupt): New function.
324 (frv_queue_instruction_access_error_interrupt): New function.
325 (frv_queue_instruction_access_exception_interrupt): New function.
326 (frv_address_forbidden): Now takes cpu as first argument.
327 * cpu.h: Regenerate.
328
3292001-04-10 Dave Brolley <brolley@redhat.com>
330
331 * registers.c (fr500_spr): Add new fields to fr500 PSR register.
332 (fr500_spr): Add STBAR and MMCR unimplemented registers for fr500.
333 (fr400_spr): Implement SPR registers for fr400.
334 (frv_register_control_init): Handle bfd_mach_fr400 properly.
335 * frv.c (spr_bpsr_get_handler): Mask field before shifting.
336 (spr_psr_get_handler): Ditto.
337 (spr_ccr_get_handler): Ditto.
338 (spr_cccr_get_handler): Ditto.
339 (frvbf_clear_accumulators): Only 4 accumulators on fr400.
340 * frv-sim.h: Update comment about MCCR_* macros.
341 * cpu.c,cpu.h: Regenerate.
342
3432001-04-05 Dave Brolley <brolley@redhat.com>
344
345 * cpu.h,decode.c,model.c,sem.c: Regenerate.
346
3472001-04-05 Dave Brolley <brolley@redhat.com>
348
349 * reset.c: Update copyright.
350 * registers.c (frv_register_control_init): Handle bfd_mach_fr400.
351 * frv.c (frvbf_model_fr400_u_exec): New function.
352 * Makefile.in (stamp-cpu): Add fr400 to list of machines.
353 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
354 Regenerate.
355
3562000-11-22 Dave Brolley <brolley@redhat.com>
357
358 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
359 Regenerate.
360
3612000-11-10 Dave Brolley <brolley@redhat.com>
362
363 * decode.c: Regenerate.
364
3652000-09-12 Dave Brolley <brolley@redhat.com>
366
367 * traps.c (frv_sim_engine_halt_hook): New function.
368 (frv_itrap): Caches now invalidated in sim_engine_halt via
369 SIM_ENGINE_HALT_HOOK.
370 (frv_break): Ditto.
371 * sim-main.h (frv_sim_engine_halt_hook): New function.
372 (SIM_ENGINE_HALT_HOOK): New macro.
373 (SIM_ENGINE_RESTART_HOOK): New macro.
374 * interrupts.c: Call to frv_term now done within sim_engine_halt via
375 SIM_ENGINE_HALT_HOOK.
376
3772000-09-08 Dave Brolley <brolley@redhat.com>
378
379 * traps.c (frv_itrap): Invalidate and flush the data and insn caches
380 respectively when stopping for a breakpoint.
381 (frv_break): Ditto.
382 * cache.h (frv_cache_invalidate_all): New function.
383 * cache.c (frv_cache_invalidate_all): New function.
384
3852000-09-05 Dave Brolley <brolley@redhat.com>
386
387 * traps.c (frv_break): If SIM_HAVE_BREAKPOINTS, call
388 sim_handle_breakpoint. Otherwise if environment != operating call
389 sim_engine_halt. Otherwise handle normally.
390 * interrupts.c (frv_queue_break_interrupt): Don't handle debugger
391 breakpoints here. Moved to frv_break in traps.c.
392
393 * sem.c: Regenerate.
394
3952000-09-01 Dave Brolley <brolley@redhat.com>
396
397 * interrupts.c (frv_queue_break_interrupt): Call sim_handle_breakpoint
398 before queuing an interrupt in order to allow 'break' to be used as
399 the breakpoint insn.
400
4012000-08-29 Dave Brolley <brolley@redhat.com>
402
403 * traps.c (frv_itrap): Invalidate the insn cache at a breakpoint.
404
4052000-07-27 Dave Brolley <brolley@redhat.com>
406
407 * cpu.h,decode.c: Rebuild.
408
4092000-07-26 Dave Brolley <brolley@redhat.com>
410
411 * frv.c (spr_cccr_get_handler): Change CRx to CCx.
412 (spr_cccr_set_handler): Change CRx to CCx.
413 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
414
4152000-07-24 Dave Brolley <brolley@redhat.com>
416
417 * sem.c: Regenerate.
418 * frv.c (frvbf_unsigned_integer_divide): Queue a write for the result.
419 Don't write it directly.
420
421Thu Jul 6 13:51:12 2000 Dave Brolley <brolley@topaz>
422
423 * configure: Regenerated to track ../common/aclocal.m4 changes.
424
4252000-07-05 Ben Elliston <bje@redhat.com>
426
427 * configure: Regenerated to track ../common/aclocal.m4 changes.
428
4292000-06-28 Dave Brolley <brolley@redhat.com>
430
431 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
432
4332000-06-21 Dave Brolley <brolley@redhat.com>
434
435 * pipeline.c: All code except frv_pipeline_setup_insn moved to
436 frv.opc.
437 * mloop.in (main loop): frv_pipeline_add_insn broken up into
438 frv_pipeline_add_insn and frv_pipeline_setup_insn.
439 * frv-sim.h: Move pipeline status code to frv.opc.
440 * model.c: Regenerate.
441
4422000-06-12 Dave Brolley <brolley@redhat.com>
443
444 * options.c (frv_option_handler): --profile-parallel implies
445 --profile-model.
446 * mloop.in (fetch_buffer): Removed.
447 (@cpu@_simulate_insn_prefetch): Monitoring of fetch buffer moved to
448 run_caches. Use cache directly if not counting cycles. Don't use
449 cache at all if not counting cycles and cache not enabled.
450 * frv.c (frv_insn_fetch_buffer): New global variable.
451 (run_caches): Monitor the status of insn prefetch requests.
452 * frv-sim.h (FRV_INSN_FETCH_BUFFER): New struct type.
453 (frv_insn_fetch_buffer): New global variable.
454
4552000-06-12 Dave Brolley <brolley@redhat.com>
456
457 * mloop.in (fetch_buffer): New static struct.
458 (@cpu@_simulate_insn_prefetch): Rewritten.
459 * cache.c (frv_cache_request_invalidate): Don't invalidate return
460 buffer.
461 (address_interference): Defer to any WAR request in either pipeline.
462
4632000-06-09 Dave Brolley <brolley@redhat.com>
464
465 * pipeline.c (insns_in_slot): New Array.
466 (frv_pipeline_add_insn): Call COUNT_INSNS_IN_SLOT.
467 * options.c (frv_options): Remove 'NONBLOCK' argument from data-cache
468 option.
469 (parse_cache_option): New function.
470 (frv_option_handler): Call parse_cache_option.
471 * frv.c (vliw_branch_taken): New variable.
472 (vliw_load_stall): New variable.
473 (handle_resource_wait): Update vliw_load_stall.
474 (frvbf_model_insn_before): Initialize vliw_branch_taken and
475 vliw_load_stall.
476 (frvbf_model_insn_after): Increment PROFILE_MODEL_LOAD_STALL_CYCLES.
477 (load_wait_for_FR): Update vliw_load_stall.
478 (load_wait_for_GR): Update vliw_load_stall.
479 (load_wait_for_FRdouble): Update vliw_load_stall.
480 (load_wait_for_GRdouble): Update vliw_load_stall.
481 (frvbf_model_fr500_u_branch): Count branches taken and not taken.
482 (slot_names): New static array.
483 (print_parallel): Now takes second argument 'verbose'. Print cycles per
484 VLIW insn and instructions per cycle. Also tabulate the number of insns
485 in each type of VLIW slot.
486 (frv_profile_info): Call print_parallel with new second argument.
487 * frv-sim.h (insn_in_slot): New array.
488 (COUNT_INSNS_IN_SLOT): New macro.
489 (INSNS_IN_SLOT): New macro.
490 * cache.c: Remove references to non_blocking_count. Remove references to
491 last_was_hit. Remove references to req_none.
492 (handle_req_store): Adjust statistics before requeuing the store
493 request.
494 (handle_req_WAR): Don't let the WAR request affect the cache statistics.
495 * cache.h: Remove references to non_blocking_count. Remove references to
496 last_was_hit. Remove references to req_none.
497 * model.c: Regenerate.
498
4992000-06-08 Dave Brolley <brolley@redhat.com>
500
501 * frv.c (request_complete): Copy load data from the correct return
502 buffer.
503
5042000-06-07 Dave Brolley <brolley@redhat.com>
505
506 * traps.c (frv_core_signal): Call frv_term before exiting.
507 (frv_itrap): Call frv_term before exiting.
508 (next_available_nesr): Make sure NECR is implemented before reading it.
509 (next_valid_nesr): Ditto.
510 (frvbf_check_non_excepting_load): Ditto.
511 (frvbf_clear_ne_flags): Ditto.
512 (frvbf_commit): Ditto.
513 (frvbf_check_recovering_store): Delay cache operation if 'model_insn'.
514 * sim-main.h (_sim_cpu): Add load_address, load_length, load_flag and
515 store_flag members.
516 (CPU_LOAD_ADDRESS): New macro.
517 (CPU_LOAD_LENGTH): New macro.
518 (CPU_LOAD_SIGNED): New macro.
519 (CPU_LOAD_LOCK): New macro.
520 * reset.c (frv_term): New function.
521 (frv_power_on_reset): Use SETMEMSI if the cache is not enabled.
522 (frv_hardware_reset): Use SETMEMSI if the cache is not enabled.
523 (frv_software_reset): Use SETMEMSI if the cache is not enabled.
524 * mloop.in (execute): Call FRV_COUNT_CYCLES to decide whether to model
525 the insn. Model the insn in two passes. One before and one after
526 execution.
527 (cache_reqno): new static variable.
528 (@cpu@_simulate_insn_prefetch): Model fetch latency by waiting for the
529 cache rather than assuming a fixed latency.
530 (xinit): Turn on PROFILE_MODEL_P before each vliw insn if the timer is
531 enabled so that modeling data is collected by cgen during execution.
532 (full-exec): Restore PROFILE_MODEL_P after each vliw insn.
533 * memory.c (data_non_cache_access): Removed.
534 (insn_non_cache_access): Removed.
535 (frvbf_read_mem_QI): Delay read operation if 'model_insn'.
536 (frvbf_read_mem_UQI): Delay read operation if 'model_insn'.
537 (frvbf_read_mem_HI): Delay read operation if 'model_insn'.
538 (frvbf_read_mem_UHI): Delay read operation if 'model_insn'.
539 (frvbf_read_mem_SI): Delay read operation if 'model_insn'.
540 (frvbf_read_mem_DI): Delay read operation if 'model_insn'.
541 (frvbf_read_mem_DF): Delay read operation if 'model_insn'.
542 (frvbf_read_imem_USI): Read the cache or ememory passively.
543 (frvbf_write_mem_QI): Don't check for non-cache access here.
544 (frvbf_write_mem_UQI): Call frvbf_write_mem_QI.
545 (frvbf_write_mem_HI): Don't check for non-cache access here.
546 (frvbf_write_mem_UHI): Call frvbf_write_mem_QI.
547 (frvbf_write_mem_SI): Don't check for non-cache access here.
548 (frvbf_write_mem_DI): Don't check for non-cache access here.
549 (frvbf_write_mem_DF): Don't check for non-cache access here.
550 (frvbf_mem_set_QI): Use cycle-accurate cache write if 'model_insn'.
551 (frvbf_mem_set_HI): Use cycle-accurate cache write if 'model_insn'.
552 (frvbf_mem_set_SI): Use cycle-accurate cache write if 'model_insn'.
553 (frvbf_mem_set_DI): Use cycle-accurate cache write if 'model_insn'.
554 (frvbf_mem_set_DF): Use cycle-accurate cache write if 'model_insn'.
555 (frvbf_mem_set_XI): Use cycle-accurate cache write if 'model_insn'.
556 * interrupts.c (check_reset): Read the cache and memory passively.
557 (frv_program_or_software_interrupt): Call frv_term before calling
558 sim_engine_halt.
559 * frv.c (all modeling functions): Break into two passes. One before
560 execuetion and one after. call load_wait_for_* for all GR and FR
561 registers.
562 (frvbf_load_quad_GR): Delay performing the load if 'model_insn'.
563 (frvbf_load_quad_FRint): Delay performing the load if 'model_insn'.
564 (frvbf_load_quad_CPR): Delay performing the load if 'model_insn'.
565 (frvbf_insn_cache_preload): Delay cache operation if 'model_insn'.
566 (frvbf_data_cache_preload): Delay cache operation if 'model_insn'.
567 (frvbf_insn_cache_unlock): Delay cache operation if 'model_insn'.
568 (frvbf_data_cache_unlock): Delay cache operation if 'model_insn'.
569 (frvbf_insn_cache_invalidate): Delay cache operation if 'model_insn'.
570 (frvbf_data_cache_invalidate): Delay cache operation if 'model_insn'.
571 (frvbf_data_cache_flush): Delay cache operation if 'model_insn'.
572 (model_insn): New global variable.
573 (fr_ptime): New array.
574 (cache_request): New enumeration.
575 (CACHE_QUEUE_ELEMENT): New struct type.
576 (CACHE_QUEUE_SIZE): New macro.
577 (cache_queue): New static struct.
578 (request_cache_load): New function.
579 (request_cache_flush): New function.
580 (request_cache_invalidate): New function.
581 (request_cache_preload): New function.
582 (request_cache_unlock): New function.
583 (submit_cache_request): New function.
584 (activate_cache_requests): New function.
585 (load_pending_for_register): New function.
586 (flush_pending_for_address): New function.
587 (remove_cache_queue_element): New function.
588 (copy_load_data): New function.
589 (request_complete): New function.
590 (run_caches): New function.
591 (frv_model_trace_wait_cycles): New function.
592 (wait_for_flush): New function.
593 (frvbf_model_insn_before): Insn prefect wait now modeled in
594 frvbf_simulate_insn_prefetch. Incremement vliw_insns here. Call
595 wait_for_flush.
596 (frvbf_model_insn_after): Call activate_cache_requests. Don't increment
597 vliw_insns here anymore.
598 (update_FR_latency_for_load): New function.
599 (update_FRdouble_latency_for_load): New function.
600 (update_FR_ptime): New function.
601 (update_FRdouble_ptime): New function.
602 (update_GR_latency_for_swap): New function.
603 (load_wait_for_GR): New function.
604 (load_wait_for_FR): New function.
605 (load_wait_for_GRdouble): New function.
606 (load_wait_for_FRdouble): New function.
607 (frvbf_model_fr500_u_ici): New function.
608 (frvbf_model_fr500_u_dci): New function.
609 (frvbf_model_fr500_u_dcf): New function.
610 (frvbf_model_fr500_u_icpl): New function.
611 (frvbf_model_fr500_u_dcpl): New function.
612 (frvbf_model_fr500_u_icul): New function.
613 (frvbf_model_fr500_u_dcul): New function.
614 * frv-sim.h (frv_term): New function.
615 (insn_non_cache_access): Removed.
616 (FRV_COUNT_CYCLES): New macro.
617 (frv_save_peofile_model_p): New global variable.
618 (model_insn): New enumerated global variable.
619 (frv_model_advance_cycles): New function.
620 (frv_model_trace_wait_cycles): New function.
621 * cache.h (FRV_CACHE_REQUEST_KIND): New enumeration.
622 (FRV_CACHE_WAR_REQUEST): New struct type.
623 (FRV_CACHE_STORE_REQUEST): New struct type.
624 (FRV_CACHE_INVALIDATE_REQUEST): New struct type.
625 (FRV_CACHE_PRELOAD_REQUEST): New struct type.
626 (FRV_CACHE_REQUEST): New struct type.
627 (FRV_CACHE_RETURN_BUFFER): New struct type.
628 (FRV_CACHE_FLUSH_STATUS): New struct type.
629 (FRV_CACHE_STATUS): New struct type.
630 (FRV_CACHE_STAGE): New struct type.
631 (FRV_CACHE_STAGES): New enumeration.
632 (FRV_CACHE_WAR): New struct type.
633 (FRV_CACHE_PIPELINE): New struct type.
634 (FRV_CACHE_ARS): New struct type.
635 (FRV_CACHE_STATISTICS): New struct type.
636 (FRV_CACHE): Add pipeline, statistics, BARS and NARS.
637 (CACHE_RETURN_DATA): 'return_buffer' is now within 'status'.
638 (CACHE_RETURN_DATA_ADDRESS): New macro.
639 (frv_cache_read): Now takes pipe index as second argument.
640 (frv_cache_enabled): New function.
641 (frv_cache_request_load): New function.
642 (frv_cache_request_store): New function.
643 (frv_cache_request_invalidate): New function.
644 (frv_cache_request_preload): New function.
645 (frv_cache_request_unlock): New function.
646 (frv_cache_run): New function.
647 (frv_cache_read_passive_SI): New function.
648 (frv_cache_data_in_buffer): New function.
649 (frv_cache_data_flushed): New function.
650 * cache.c (frv_cache_init): Initialize pipelines and xARS registers.
651 (frv_cache_enabled): New function.
652 (non_cache_access): New function.
653 (write_data_to_memory): Count write accesses for each mode. Write to
654 memory using sim_core_write_unaligned_1;
655 (read_data_from_memory): New function.
656 (fill_line_from_memory): Use read_data_from_memory.
657 (copy_line_to_return_buffer): New function.
658 (copy_memory_to_return_buffer): New function.
659 (set_return_buffer_reqno): New function.
660 (frv_cache_read): Now takes pipe index as second argument. Check for
661 non-cache access.
662 (frv_cache_preload): Check for non-cache access.
663 (frv_cache_unlock): Check for non-cache access.
664 (invalidate_return_buffer): New function.
665 (frv_cache_invalidate): Check for non-cache access.
666 (convert_slot_to_index): New function.
667 (FREE_CHAIN_SIZE): New macro.
668 (frv_cache_request_free_chain): New static variable.
669 (frv_store_request_free_chain): New static variable.
670 (allocate_new_cache_requests): New function.
671 (new_cache_request): New function.
672 (free_cache_request): New function.
673 (new_store_request): New function.
674 (pipeline_remove_request): New function.
675 (pipeline_add_request): New function.
676 (pipeline_requeue_request): New function.
677 (next_priority): New function.
678 (add_WAR_request): New function.
679 (pipeline_next_request): New function.
680 (pipeline_stage_request): New function.
681 (advance_pipelines): New function.
682 (frv_cache_request_load): New function.
683 (frv_cache_request_store): New function.
684 (frv_cache_request_invalidate): New function.
685 (frv_cache_request_preload): New function.
686 (frv_cache_request_unlock): New function.
687 (address_interference): New function.
688 (wait_for_WAR): New function.
689 (wait_in_WAR): New function.
690 (handle_req_load): New function.
691 (handle_req_preload): New function.
692 (handle_req_store): New function.
693 (handle_req_invalidate): New function.
694 (handle_req_unlock): New function.
695 (handle_req_WAR): New function.
696 (arbitrate_requests): New function.
697 (move_ARS_to_WAR): New function.
698 (decrease_latencies): New function.
699 (frv_cache_run): New function.
700 (frv_cache_read_passive_SI): New function.
701 (frv_cache_data_in_buffer): New function.
702 (frv_cache_data_flushed): New function.
703 * arch.h,decode.c,decode.h,model.c,sem.c: Rebuild.
704
705Wed May 24 14:40:34 2000 Andrew Cagney <cagney@b1.cygnus.com>
706
707 * configure: Regenerated to track ../common/aclocal.m4 changes.
708
7092000-05-19 Dave Brolley <brolley@redhat.com>
710
711 * traps.c (frv_rett): Check for exceptions in the order specified in the
712 architecture spec. Allow privileged_instruction interrrupt to be handled
713 normally.
714 * registers.c (frv_register_control_init): Handle bfd_mach_frvtomcat.
715 * frv.c (frvbf_signed_integer_divide): Use updated dtt to decide whether
716 to clear the NE flag.
717 (frvbf_model_tomcat_u_exec): New function.
718 * frv-sim.h (frvbf_division_exception): Now returns updated dtt.
719 * Makefile.in (stamp-cpu): Add 'tomcat' to 'mach' value.
720 * arch.c,arch.h,cpu.h,cpuall.h,model.h,decode.c,sem.c: Regenerate.
721
7222000-05-18 Dave Brolley <brolley@redhat.com>
723
724 * sim-if.c (elf-bfd.h): #include it.
725 (sim_open): Set machine amd architecture based on elf flags.
726
7272000-04-04 Dave Brolley <brolley@redhat.com>
728
729 * frv-sim.h (frv_h_psr_esr_set_handler): Removed.
730 Delete '#if 0' blocks.
731 * frv.c: Delete '#if 0' blocks.
732 (spr_psr_set_handler): Remove special handling for circular referencing of handlers for
733 PSR.S and PSR.ESR.
734 (frv_h_psr_esr_set_handler): Removed.
735 * interrupts.c: Delete '#if 0' blocks.
736 * memory.c: Delete '#if 0' blocks.
737 * cpu.c,cpu.h: Regenerate.
738
7392000-04-03 Dave Brolley <brolley@redhat.com>
740
741 * traps.c (frvbf_check_recovering_store): Invalidate data cache line
742 containing the target address.
743 (clear_nesr_neear): No longer takes hi_available and lo_available.
744 Remove bogus check for available GR registers.
745 (frvbf_clear_ne_flags): Update call to clear_nesr_neear.
746 (frvbf_commit): Update call to clear_nesr_neear.
747 * interrupts.c (next_available_esr): Removed.
748 (next_available_edr): Removed.
749 (next_available_fq): Removed.
750 * frv.c (frvbf_fetch_register): Remove "FIXME" comment.
751 (frvbf_store_register): Remove "FIXME" comment.
752 * frv-sim.h (UART_INCHAR_ADDR): Removed.
753 (UART_OUTCHAR_ADDR): Removed.
754 (UART_STATUS_ADDR): Removed.
755 (UART_INPUT_READY): Removed.
756 (UART_OUTPUT_READY): Removed.
757 (FRV_DEVICE_ADDR): Removed.
758 (FRV_DEVICE_LEN): Removed.
759 (SET_NESR): Call frvbf_force_update.
760 (SET_NEEAR): Call frvbf_force_update.
761 (SET_NE_FLAGS): Call frvbf_force_update.
762
7632000-03-30 Dave Brolley <brolley@redhat.com>
764
765 * configure: Regenerated.
766
7672000-03-30 Dave Brolley <brolley@redhat.com>
768
769 * registers.c (fr500_spr): Define ESR14-15 and EPCSR14-15 for fr500.
770 * memory.c (frvbf_write_mem_*): Save slot containing the insn
771 performing the write.
772 (frvbf_mem_set_*): Overwrite the slot information of the interrupt
773 queue element with the information in the interrupt state.
774 * interrupts.c (frv_queue_interrupt): Call frv_set_interrupt_queue_slot.
775 (frv_queue_fp_exception_interrupt): Initialize 'new_element'.
776 (frv_set_interrupt_queue_slot): New function.
777 (esr_for_data_access_exception): New function.
778 (set_edr_register): edr_index is now passed in.
779 (fq_for_exception): New function.
780 (set_fp_exception_registers): Call fq_for_exception. Interrupt queue
781 element now passed in.
782 (set_exception_status_registers): Obtain slot from interrupt queue
783 element. Call esr_for_data_access_exception. Use ESR14
784 for data_store_error. Use ESR15 for data_access_error. Use EDR0.
785 (frv_save_data_written_for_interrupts): Save slot containing the insn
786 performing the write.
787 * frv-sim.h (struct frv_fp_exception_info): Use frv_fsr_traps and
788 frv_fsr_ftt.
789 (struct frv_interrupt_state): Add 'slot' field.
790 (frv_set_interrupt_queue_slot): New function.
791 (frv_set_write_queue_slot): New function.
792
7932000-03-24 Dave Brolley <brolley@redhat.com>
794
795 * mloop.in (_parallel_write_init): Initialize
796 frv_interrupt_state.imprecise_interrupt.
797 (_parallel_write_queued): After an imprecise interrupt, only perform
798 forced writes and floating point writes (for certain exceptions).
799 * interrupts.c (handle_interrupt): Set
800 frv_interrupt_state.imprecise_interrupt for writeback after an imprecise
801 interrupt.
802 (frv_process_interrupts): No need to clear f_ne_flags.
803 * frv.c (frvbf_signed_integer_divide): Queue writes to GR registers and
804 force them to happen even if there is an overflow exception.
805 (frvbf_force_update): New function.
806 * frv-sim.h (frvbf_force_update): New function.
807 (struct frv_interrupt_state): Add imprecise_interrupt.
808 (FRV_WRITE_QUEUE_FORCE_WRITE): New macro.
809 * sem.c: Regenerate.
810
8112000-03-23 Dave Brolley <brolley@redhat.com>
812
813 * traps.c (frv_rett): Queue FRV_ILLEGAL_INSTRUCTION directly.
814 * registers.c (frv_spr): MCIRL -> MCILR.
815 * interrupts.c (frv_queue_non_implemented_instruction_interrupt):
816 New function.
817 (frv_detect_insn_access_interrupts):
818 Call frv_queue_non_implemented_instruction_interrupt.
819 (frv_process_interrupts): Clear accumulated NE flags.
820 * frv.c (frvbf_media_cop): New function.
821 (frvbf_set_ne_index): Now takes (SIM_CPU *) as first argument. Clear
822 the NE flag of the given target register.
823 (frvbf_model_fr500_u_float_arith): Account for FRdouble registers.
824 (frvbf_model_fr500_u_float_dual_arith): Account for FRdouble registers.
825 (frvbf_model_fr500_u_float_dual_sqrt): New function.
826 (frvbf_model_fr500_u_float_convert): Account for FRdouble registers.
827 (frvbf_model_fr500_u_float_dual_convert): New function.
828 * frv-sim.h (frvbf_media_cop): New function.
829 (GET_FQ): Use H_SPR_FQST0.
830 (SET_FQ): Use H_SPR_FQST0.
831 (SET_FQ_OPC): Use J_SPR_FQOP0.
832 (GET_MSR_EMCI): New macro.
833 (frv_queue_non_implemented_instruction_interrupt): New function.
834 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
835
8362000-03-08 Dave Brolley <brolley@redhat.com>
837
838 * traps.c (frv_rett): Align new_pc.
839 * memory.c (frvbf_read_mem_HI): Align address.
840 (frvbf_read_mem_UHI): Align address.
841 (frvbf_read_mem_SI): Align address.
842 (frvbf_read_mem_DI): Align address.
843 (frvbf_read_mem_DF): Align address.
844 (frvbf_read_imem_USI): Align address.
845 (frvbf_mem_set_HI): Align address.
846 (frvbf_mem_set_SI): Align address.
847 (frvbf_mem_set_DI): Align address.
848 (frvbf_mem_set_DF): Align address.
849 (frvbf_mem_set_XI): Align address.
850 * registers.c (frv_spr): Initialize FSR0.NS to 1.
851 (fr500_spr): Initialize FSR0.NS to 1.
852 * interrupts.c (frv_queue_mem_address_not_aligned_interrupt): Check
853 whether the exception is masked.
854 * frv.c (frvbf_load_quad_GR): Align address.
855 (frvbf_store_quad_GR): Align address.
856 (frvbf_load_quad_FRint): Align address.
857 (frvbf_store_quad_FRint): Align address.
858 (frvbf_load_quad_CPR): Align address.
859 (frvbf_store_quad_CPR): Align address.
860 * frv-sim.h (GET_ISR_EMAM): New macro.
861
8622000-03-08 Dave Brolley <brolley@redhat.com>
863
864 * traps.c (frvbf_division_exception): Check for masked overflow and
865 set NE flags, if necessary.
866 (frvbf_check_recovering_store): Queue writes to the hardware.
867 (check_registers_available): Removed.
868 (which_registers_available): Call frv_{fr,gr}_registers_available.
869 (frvbf_clear_ne_flags): Call check_register_access.
870 (frvbf_commit): Call check_register_access.
871 * registers.h (frv_fr_registers_available): New function.
872 (frv_gr_registers_available): New function.
873 (frv_check_register_access): New function.
874 (frv_check_gr_access): New function.
875 (frv_check_fr_access): New function.
876 * registers.c (frv_spr): Correct initial value of ISR.
877 (fr500_spr): Correct initial value of ISR.
878 (frv_fr_registers_available): New function.
879 (frv_gr_registers_available): New function.
880 (frv_check_register_access): New function.
881 (frv_check_gr_access): New function.
882 (frv_check_fr_access): New function.
883 * interrupts.c (frv_queue_division_exception_interrupt): New function.
884 (set_isr_exception_fields): New function.
885 (set_exception_status_registers): Set ISR fields for division exception.
886 (frv_save_data_written_for_interrupts): Handle CGEN_FN_SF_WRITE.
887 * frv.c (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_h_spr_get_handler): Remove special handling for ISR.
892 (frvbf_h_spr_set_handler): Remove special handling for ISR.
893 (spr_isr_get_handler): Removed.
894 (spr_isr_set_handler): Removed.
895 (frvbf_signed_integer_divide): New funciton.
896 (frvbf_unsigned_integer_divide): New funciton.
897 * frv-sim.h (frvbf_h_gr_get_handler): New function.
898 (frvbf_h_gr_set_handler): New function.
899 (frvbf_h_fr_get_handler): New function.
900 (frvbf_h_fr_set_handler): New function.
901 (frvbf_signed_integer_divide): New funciton.
902 (frvbf_unsigned_integer_divide): New funciton.
903 (frv_dtt): New enumeration.
904 (struct frv_interrupt_queue_element): Add dtt member.
905 (GET_ISR): New macro.
906 (SET_ISR): New macro.
907 (GET_ISR_EDEM): New macro.
908 (SET_ISR_DTT): New macro.
909 (SET_ISR_AEXC): New macro.
910 (frvbf_division_exception): Add 2 'int' arguments.
911 (frvbf_check_non_excepting_divide): Removed.
912 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
913
9142000-02-29 Dave Brolley <brolley@redhat.com>
915
916 * traps.c (frv_itrap): Use GET_H_GR, SET_H_GR, GET_H_FR.
917 (frv_rett): Use hardware access macros. Write PSR as a whole.
918 (next_available_nesr): Check that NECR is valid.
919 (next_valid_nesr): Check that NECR is valid.
920 (frvbf_check_non_excepting_load): User new NECR access macros. Don't
921 call hardware access functions. Use cover macros.
922 (check_registers_available): New function.
923 (clear_nesr_near): Check register availability.
924 (clear_ne_flags): Check register availability.
925 (frvbf_clear_ne_flags): Check register availability.
926 (frvbf_commit): Check register availability.
927 (which_registers_available): New function.
928 * sim-main.h (registers.h): #include it.
929 (register_control): New cpu field.
930 (CPU_REGISTER_CONTROL): New macro.
931 * reset.c (frv_initialize): Set HSR0 fields for cache here.
932 (frv_power_on_reset): Initialize SPR registers and RSTR.
933 (frv_hardware_reset): Initialize SPR registers and RSTR.
934 (frv_software_reset): Reset SPR registers and RSTR.
935 * options.c (frv_option_handler): Don't set HSR0 fields for cache here.
936 Call frv_cache_init.
937 * mloop.in (main loop): Check for insn access interrupts before
938 executing the insn.
939 * interrupts.c (frv_queue_external_interrupt): Use GET_H_PSR_ET.
940 (frv_detect_insn_access_interrupts): Don't call hardware access
941 functions directly. Use cover macros.
942 (check_reset): Don't reset RSTR here.
943 (next_available_esr): ESFR -> ESFR_FLAG.
944 (next_available_edr): ESFR -> ESFR_FLAG.
945 (clear_exception_status_registers): Use GET_ESFR and SET_ESFR.
946 ESFR -> ESFR_FLAG.
947 (frv_break_interrupt): Don't call hardware access functions directly.
948 Use cover macros.
949 (frv_program_or_software_interrupt): Ditto.
950 (frv_external_interrupt): Ditto.
951 * frv.c (frvbf_fetch_register): Don't call 'get' functions directly.
952 (frvbf_store_register): Don't call 'set' functions directly.
953 (frvbf_h_gr_double_get_handler): Use GET_H_GR.
954 (frvbf_h_gr_double_set_handler): Use SET_H_GR.
955 (frvbf_h_fr_double_get_handler): Use GET_H_FR.
956 (frvbf_h_fr_double_set_handler): Use SET_H_FR.
957 (frvbf_h_fr_int_get_handler): Use GET_H_FR.
958 (frvbf_h_fr_int_set_handler): Use SET_H_FR.
959 (frvbf_h_cpr_double_get_handler): Use GET_H_CPR.
960 (frvbf_h_cpr_double_set_handler): Use SET_H_CPR.
961 (frvbf_h_gr_quad_set_handler): Use SET_H_GR.
962 (frvbf_h_fr_quad_set_handler): Use SET_H_FR.
963 (frvbf_h_spr_get_handler): Check SPR access. Call renamed functions.
964 Support shadow registers.
965 (frvbf_h_spr_set_handler): Check SPR access. Call renamed functions.
966 Support shadow registers.
967 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
968 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
969 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
970 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
971 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
972 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
973 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
974 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
975 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
976 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
977 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
978 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
979 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
980 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
981 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
982 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
983 (frvbf_h_psr_esr_set_handler): Update to conform to FRV architecture
984 version 1.3a.
985 (spr_ccr_get_handler): Don't reference the hardware directly.
986 (spr_ccr_set_handler): Don't reference the hardware directly.
987 (spr_cccr_get_handler): Don't reference the hardware directly.
988 (spr_cccr_set_handler): Don't reference the hardware directly.
989 (spr_sr_get_handler): New function.
990 (spr_sr_set_handler): New function.
991 (frvbf_switch_supervisor_user_context): Temporarily switch to
992 supervisor mode.
993 (frvbf_store_quad_GR): Don't call handler directly.
994 (frvbf_store_quad_FRint): Don't call handler directly.
995 (frvbf_store_quad_CPR): Don't call handler directly.
996 (frvbf_clear_all_accumulators): Removed.
997 (frvbf_clear_accumulators): New function.
998 (frvbf_model_fr500_u_media): Expand busy_adjustment to 8 members.
999 Account for in_ACCGi and out_ACCGk.
1000 * frv-sim.h (RSTR_HARDWARE_RESET): New macro.
1001 (RSTR_SOFTWARE_RESET): New macro.
1002 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1003 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1004 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1005 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1006 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1007 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1008 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1009 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1010 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1011 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1012 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1013 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1014 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1015 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1016 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1017 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1018 (frvbf_clear_all_accumulators): Removed.
1019 (frvbf_clear_accumulators): New function.
1020 (GET_HSR0): Use GET_H_SPR.
1021 (SET_HSR0): Use SET_H_SPR.
1022 (CLEAR_HSR0_ICE): New macro.
1023 (CLEAR_HSR0_DCE): New macro.
1024 (GET_IHSR8): Use GET_H_SPR.
1025 (GET_PSR): New macro.
1026 (SET_PSR_ET): New macro.
1027 (GET_PSR_PS): New macro.
1028 (SET_PSR_S): New macro.
1029 (GET_ESFR): Changed to reference entire register.
1030 (SET_ESFR): Changed to reference entire register.
1031 (GET_ESFR_FLAG): New macro.
1032 (SET_ESFR_FLAG): New macro.
1033 (NECR_ELOS): Removed.
1034 (NECR_NEN): Removed.
1035 (NECR_VALID): Removed.
1036 (GET_NECR): New macro.
1037 (GET_NECR_ELOS): New macro.
1038 (GET_NECR_NEN): New macro.
1039 (GET_NECR_VALID): New macro.
1040 (NESR_RANGE): Removed.
1041 (GET_NESR): Use GET_H_SPR.
1042 (GET_NE_FLAGS): Use GET_H_SPR.
1043 * cache.h (CACHE_INITIALIZED): New macro.
1044 * Makefile.in (SIM_OBJS): Add registers.o.
1045 (SIM_EXTRA_DEPS): Add registers.h.
1046 (registers.o): New target.
1047 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1048
10492000-02-17 Dave Brolley <brolley@redhat.com>
1050
1051 * interrupts.c (frv_interrupt_table): Update priority order and handler
1052 offsets to conform to the architecture version 1.3a.
1053 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1054 to the architecture version 1.3a.
1055
10562000-02-17 Dave Brolley <brolley@redhat.com>
1057
1058 * interrupts.c (frv_interrupt_table): Update priority order and handler
1059 offsets to conform to the latest specifications.
1060 (frv_queue_interrupt): Correct comment. Identical interrupts can be
1061 queued. New variable 'iclass' used to test for external interrupts.
1062 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1063 to the latest specifications.
1064
10652000-01-20 Dave Brolley <brolley@redhat.com>
1066
1067 * sim-if.c (sim_open): Move frv-specific initialization to
1068 frv_initialize in reset.c.
1069 * interrupts.c (check_reset): Use RSTR_ADDRESS. Check and reset RSTR
1070 status bits for hardware vs software reset.
1071 * reset.c: New file.
1072 * frv-sim.h (frv_initialize): New function.
1073 (frv_power_on_reset): New function.
1074 (frv_hardware_reset): New function.
1075 (frv_software_reset): New function.
1076 (RSTR_ADDRESS): New macro.
1077 (RSTR_INITIAL_VALUE): New macro.
1078 (GET_RSTR_HR): New macro.
1079 (GET_RSTR_SR): New macro.
1080 (SET_RSTR_H): New macro.
1081 (SET_RSTR_S): New macro.
1082 (CLEAR_RSTR_P): New macro.
1083 (CLEAR_RSTR_H): New macro.
1084 (CLEAR_RSTR_S): New macro.
1085 (CLEAR_RSTR_HR): New macro.
1086 (CLEAR_RSTR_SR): New macro.
1087
10882000-01-03 Dave Brolley <brolley@cygnus.com>
1089
1090 * mloop.in (execute): Only call modeling function if the pointer is not
1091 NULL.
1092 * frv.c (frvbf_model_insn_after): Only access FR500_MODEL_DATA for
1093 fr500.
1094
10952000-01-03 Dave Brolley <brolley@cygnus.com>
1096
1097 * options.c (OPTION_FRV_MEMORY_LATENCY): New enumerator.
1098 (frv_options): Add --memory-latency.
1099 (frv_option_handler): Handle FRV_OPTION_MEMORY_LATENCY.
1100 * mloop.in (@cpu@_simulate_insn_prefetch): Use cache memory_latency.
1101 * frv.c (SET_ACC_USE_IS_MEDIA_P1): operate on d->curr_acc_p1
1102 (SET_ACC_USE_NOT_MEDIA_P1): operate on d->curr_acc_p1
1103 (SET_ACC_USE_IS_MEDIA_P2): operate on d->curr_acc_p1
1104 (SET_ACC_USE_NOT_MEDIA_P2): operate on d->curr_acc_p1
1105 (update_latencies): Only clear usage flags if the register has no
1106 target latency.
1107 (frvbf_model_insn_before): Update cur_acc_p1 and cur_acc_p2. Use | (or)
1108 not |= (or assgnment).
1109 (frvbf_model_insn_after): Print post processing wait for all insns.
1110 Update prev_acc_p1 and prev_acc_p2.
1111 (frvbf_model_fr500_u_gr_load_store): Use cache memory_latency.
1112 (frvbf_model_fr500_u_fr_load_store): Use cache memory_latency.
1113 (frvbf_model_fr500_u_swap): Use cache memory_latency.
1114 (frvbf_model_fr500_u_media): Use busy_adjustment[4] for out_ACC40Sk.
1115 (frvbf_model_fr500_u_media): Use busy_adjustment[5] for out_ACC40Uk.
1116 (frvbf_model_fr500_u_media_quad_arith): New function.
1117 (frvbf_model_fr500_u_media_dual_mul): New function.
1118 (frvbf_model_fr500_u_media_quad_mul): New function.
1119 (frvbf_model_fr500_u_media_quad_complex): New function.
1120 (frvbf_model_fr500_u_media_dual_expand): New function.
1121 (frvbf_model_fr500_u_media_dual_unpack): New function.
1122 (frvbf_model_fr500_u_media_dual_btoh): New function.
1123 (frvbf_model_fr500_u_media_dual_htob): New function.
1124 (frvbf_model_fr500_u_media_dual_btohe): New function.
1125 (frv_ref_SI): New function.
1126 * cache.h (FRV_CACHE): Add memory_latency field.
1127 * cache.c (frv_cache_init): Initialize memory_latency.
1128 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1129
11301999-12-17 Dave Brolley <brolley@cygnus.com>
1131
1132 * sim-if.c (sim_open): Initialize insn prefetch and reset register.
1133 * options.c (OPTIONS_FRV_PROFILE_CACHE): New enumeration.
1134 (OPTIONS_FRV_PROFILE_PARALLEL): New enumeration.
1135 (OPTIONS_FRV_TIMER): New enumeration.
1136 (frv_options): Add --profile-cache, --profile-parallel, --timer.
1137 (frv_option_handler): Override common implementation of -p. Handle
1138 --profile-cache, --profile-parallel, --timer.
1139 * mloop.in (execute): Call profiling functions if the timer interrupt
1140 is enabled.
1141 (@cpu@_simulate_insn_prefetch): New function.
1142 (main loop): Call @cpu@_simulate_insn_prefetch.
1143 * interrupts.c (frv_queue_interrupt): Don't queue two external
1144 interrupts of the same priority.
1145 (frv_queue_external_interrupt): New function.
1146 (frv_external_interrupt): New function.
1147 (handle_interrupt): Handle external interrupts.
1148 (check_reset): New function.
1149 (frv_process_interrupts): Call check_reset.
1150 * frv.c: Include "bfd.h"
1151 (frvbf_h_psr_get_handler): Set the PIL field.
1152 (frvbf_h_psr_set_handler): Get the PIL field.
1153 (DUAL_REG): New macro.
1154 (DUAL_DOUBLE): New macro.
1155 (SET_USE_IS_FPOP): New macro.
1156 (SET_USE_NOT_FPOP): New macro.
1157 (USE_IS_FPOP): New macro.
1158 (SET_USE_IS_MEDIA): New macro.
1159 (SET_USE_NOT_MEDIA): New macro.
1160 (USE_IS_MEDIA_P1): New macro.
1161 (SET_USE_IS_MEDIA_P1): New macro.
1162 (SET_USE_NOT_MEDIA_P1): New macro.
1163 (SET_USE_IS_MEDIA_P2): New macro.
1164 (SET_USE_NOT_MEDIA_P2): New macro.
1165 (USE_IS_MEDIA_P2): New macro.
1166 (SET_ACC_USE_IS_MEDIA_P1): New macro.
1167 (SET_ACC_USE_NOT_MEDIA_P1): New macro.
1168 (ACC_USE_IS_MEDIA_P1): New macro.
1169 (SET_ACC_USE_IS_MEDIA_P2): New macro.
1170 (SET_ACC_USE_NOT_MEDIA_P2): New macro.
1171 (ACC_USE_IS_MEDIA_P2): New macro.
1172 (RESOURCE_IDIV): New macro.
1173 (RESOURCE_FDIV): New macro.
1174 (RESOURCE_SQRT): New macro.
1175 (fr_busy_adjust): New array.
1176 (acc_busy_adjust): New array.
1177 (apply_latency_adjustments): New function.
1178 (update_latencies): New function.
1179 (handle_wait_cycles): New function.
1180 (handle_resource_wait): New function.
1181 (update_target_latencies): New function.
1182 (frvbf_model_insn_before): Add resource latency to cycle counts.
1183 (frvbf_model_insn_after): Add resource latency to cycle counts.
1184 (update_GR_latency): New function.
1185 (update_GRdouble_latency): New function.
1186 (update_FR_latency): New function.
1187 (update_FRdouble_latency): New function.
1188 (decrease_ACC_busy): New function.
1189 (decrease_FR_busy): New function.
1190 (increase_FR_busy): New function.
1191 (update_ACC_latency): New function.
1192 (update_CCR_latency): New function.
1193 (update_idiv_resource_latency): New function.
1194 (update_fdiv_resource_latency): New function.
1195 (update_fsqrt_resource_latency): New function.
1196 (vliw_wait_for_GR): New function.
1197 (vliw_wait_for_GRdouble): New function.
1198 (vliw_wait_for_FR): New function.
1199 (vliw_wait_for_FRdouble): New function.
1200 (vliw_wait_for_CCR): New function.
1201 (vliw_wait_for_ACC): New function.
1202 (vliw_wait_for_idiv_resource): New function.
1203 (vliw_wait_for_fdiv_resource): New function.
1204 (vliw_wait_for_fsqrt_resource): New function.
1205 (enforce_full_fr_latency): New function.
1206 (frvbf_model_fr500_u_exec): New function.
1207 (frvbf_model_fr500_u_integer): New function.
1208 (frvbf_model_fr500_u_imul): New function.
1209 (frvbf_model_fr500_u_idiv): New function.
1210 (frvbf_model_fr500_u_branch): New function.
1211 (frvbf_model_fr500_u_set_hilo): New function.
1212 (frvbf_model_fr500_u_gr_load_store): New function.
1213 (frvbf_model_fr500_u_fr_load_store): New function.
1214 (frvbf_model_fr500_u_swap): New function.
1215 (frvbf_model_fr500_u_fr2fr): New function.
1216 (frvbf_model_fr500_u_fr2gr): New function.
1217 (frvbf_model_fr500_u_spr2gr): New function.
1218 (frvbf_model_fr500_u_gr2fr): New function.
1219 (frvbf_model_fr500_u_gr2spr): New function.
1220 (post_wait_for_FR): New function.
1221 (post_wait_for_FRdouble): New function.
1222 (post_wait_for_ACC): New function.
1223 (post_wait_for_CCR): New function.
1224 (post_wait_for_fdiv): New function.
1225 (post_wait_for_fsqrt): New function.
1226 (adjust_float_register_busy): New function.
1227 (adjust_double_register_busy): New function.
1228 (restore_float_register_busy): New function.
1229 (restore_double_register_busy): New function.
1230 (frvbf_model_fr500_u_float_arith): New function.
1231 (frvbf_model_fr500_u_float_dual_arith): New function.
1232 (frvbf_model_fr500_u_float_div): New function.
1233 (frvbf_model_fr500_u_float_sqrt): New function.
1234 (frvbf_model_fr500_u_float_compare): New function.
1235 (frvbf_model_fr500_u_float_dual_compare): New function.
1236 (frvbf_model_fr500_u_float_convert): New function.
1237 (frvbf_model_fr500_u_media): New function.
1238 (frvbf_model_fr500_u_barrier): New function.
1239 (frvbf_model_fr500_u_membar): New function.
1240 * frv-sim.h (LEUINT): New macro.
1241 (GET_HSR0_SA): New macro.
1242 (struct frv_interrupt_timer): New struct.
1243 (struct frv_interrupt_state): Add timer fiield.
1244 (frv_queue_external_interrupt): New function.
1245 (frv_external_interrupt): New function.
1246 (frv_profile_info): New function.
1247 (PROFILE_CACHE_IDX): New enumerator.
1248 (PROFILE_PARALLEL_IDX): New enumerator.
1249 (PROFILE_cache): New macro.
1250 (PROFILE_parallel): New macro.
1251 (WITH_PROFILE_CACHE_P): New macro.
1252 (WITH_PROFILE_PARALLEL_P): New macro.
1253 * cache.h (FRV_CACHE): Add last_was_hit field.
1254 * cache.c (get_tag): Use new last_was_hit field.
1255 (frv_cache_read): Ditto.
1256 (frv_cache_write): Ditto.
1257 * arch.h,cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1258
12591999-12-13 Dave Brolley <brolley@cygnus.com>
1260
1261 * frv.c (frvbf_h_spr_set_handler): Handle accumulator guards.
1262 (frvbf_clear_all_accumulators): Pass frvbf_h_acc40S_set to
1263 sim_queue_fn_di_write.
1264 (frvbf_media_cut_ss): New function.
1265 * frv-sim.h (frvbf_media_cut_ss): New function.
1266 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1267
12681999-12-13 Dave Brolley <brolley@cygnus.com>
1269
1270 * pipeline.c (check_insn_major_constraints): F-4, F-8 and M-8 have
1271 no constraints.
1272 * interrupts.c (frv_queue_illegal_instruction_interrupt): Use
1273 FRV_IS_FLOAT_INSN and FRV_IS_MEDIA_INSN.
1274 (frv_detect_insn_access_interrupts): Use FRV_IS_FLOAT_INSN and
1275 FRV_IS_MEDIA_INSN.
1276 * frv.c (frvbf_model_simple_u_exec): New function.
1277 * frv-sim.h (FRV_IS_FLOAT_INSN): Range includes F-8.
1278 (FRV_IS_MEDIA_INSN): Range includes M-8.
1279
1280 * Makefile.in (stamp-cpu): add 'simple' to the list of machines.
1281 * arch.c,arch.h,cpu.h,cpuall.h,decode.c,decode.h,model.c,sem.c:
1282 Regenerate.
1283
12841999-12-10 Dave Brolley <brolley@cygnus.com>
1285
1286 * traps.c (check_registers_available): New function.
1287 (clear_ne_flags): Generate register_exception if register(s) not
1288 available.
1289 (frvbf_commit): Generate register_exception if register(s) not
1290 available.
1291 * interrupts.c (frv_program_or_software_interrupt): No need to copy
1292 GR4-GR7 to SR0-SR4.
1293 * frv.c (frvbf_h_psr_set_handler): Special handling for PSR.S and
1294 PSR.ESR.
1295 (frvbf_h_psr_s_set_handler): New function.
1296 (frvbf_h_psr_esr_set_handler): New function.
1297 (frvbf_switch_supervisor_user_context): New function.
1298 (frvbf_scan_result): Reflect latest ISA.
1299 * frv-sim.h (frvbf_h_psr_s_set_handler): New function.
1300 (frvbf_h_psr_esr_set_handler): New function.
1301 (frvbf_switch_supervisor_user_context): New function.
1302 (GET_HSR0_FRN): New Macro.
1303 (GET_HSR0_GRN): New Macro.
1304 (GET_HSR0_FRHE): New Macro.
1305 (GET_HSR0_FRLE): New Macro.
1306 (GET_HSR0_GRHE): New Macro.
1307 (GET_HSR0_GRLE): New Macro.
1308 (frv_ec): New value for FRV_EC_COMMIT_EXCEPTION.
1309 (GET_ESFR): New bit ordering.
1310 (SET_ESFR): New bit ordering.
1311 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1312
13131999-12-10 Michael Meissner <meissner@cygnus.com>
1314
1315 * Makefile.in (sim-if.o): Add eng.h dependency.
1316
13171999-12-09 Dave Brolley <brolley@cygnus.com>
1318
1319 * mloop.in (execute): Pass sc->first_insn_p to @cpu@_model_insn_before.
1320 Pass sc->last_insn_p to @cpu@_model_insn_before.
1321 (main loop): Compute sc->first_insn_p.
1322 * frv.c (frvbf_model_insn_before): Set state variables.
1323 (frvbf_model_insn_after): Count basic cycles. Set state variables.
1324 (frvbf_model_fr500_u_integer): Remove.
1325 * arch.h,cpu.h,decode.h,model.c: Regenerate.
1326
13271999-12-07 Dave Brolley <brolley@cygnus.com>
1328
1329 * sim-main.h (cache.h): Include it.
1330 (insn_cache): New member.
1331 (data_cache): New member.
1332 (CPU_INSN_CACHE): New macro.
1333 (CPU_DATA_CACHE): New macro.
1334 * sim-if.c (WANT_CPU): New macro.
1335 (WANT_CPU_FRVBF): New macro.
1336 (sim_open): Call sim_add_option_table. Call frv_cache_init for the
1337 data and insn caches for each cpu.
1338 (sim_close): Call frv_cache_term for the insn and data caches of each
1339 cpu.
1340 * mloop.in (extract): Read insn from the cache.
1341 (main loop): Access the insn cache in order to maintain stats.
1342 * memory.c (data_non_cache_access): New function.
1343 (insn_non_cache_access): New function.
1344 (frvbf_read_mem_QI): Attempt to read from the cache first.
1345 (frvbf_read_mem_UQI): Ditto.
1346 (frvbf_read_mem_HI): Ditto.
1347 (frvbf_read_mem_UHI): Ditto.
1348 (frvbf_read_mem_SI): Ditto.
1349 (frvbf_read_mem_DI): Ditto.
1350 (frvbf_read_mem_DF): Ditto.
1351 (frvbf_read_imem_USI): New function.
1352 (frvbf_write_mem_QI): Write through the cache is it is enabled.
1353 (frvbf_write_mem_UQI): Ditto.
1354 (frvbf_write_mem_HI): Ditto.
1355 (frvbf_write_mem_UHI): Ditto.
1356 (frvbf_write_mem_SI): Ditto.
1357 (frvbf_write_mem_DI): Ditto.
1358 (frvbf_write_mem_DF): Ditto.
1359 (frvbf_mem_set_QI): New function.
1360 (frvbf_mem_set_HI): New function.
1361 (frvbf_mem_set_SI): New function.
1362 (frvbf_mem_set_DI): New function.
1363 (frvbf_mem_set_DF): New function.
1364 (frvbf_mem_set_XI): New function.
1365 * interrupts.c (frv_save_data_written_for_interrupts): Handle
1366 CGEN_FN_MEM_QI_WRITE,
1367 CGEN_FN_MEM_HI_WRITE, CGEN_FN_MEM_SI_WRITE, CGEN_FN_MEM_DI_WRITE,
1368 CGEN_FN_MEM_DF_WRITE, CGEN_FN_MEM_XI_WRITE.
1369 * frv.c (frvbf_load_quad_GR): Call frvbf_read_mem_SI.
1370 Call sim_queue_fn_mem_xi_write.
1371 (frvbf_load_quad_FRint): Call frvbf_read_mem_SI.
1372 Call sim_queue_fn_mem_xi_write.
1373 (frvbf_load_quad_CPR): Call frvbf_read_mem_SI.
1374 Call sim_queue_fn_mem_xi_write.
1375 (frvbf_insn_cache_preload): New function.
1376 (frvbf_data_cache_preload): New function.
1377 (frvbf_insn_cache_unlock): New function.
1378 (frvbf_data_cache_unlock): New function.
1379 (frvbf_insn_cache_invalidate): New function.
1380 (frvbf_data_cache_invalidate): New function.
1381 (frvbf_data_cache_flush): New function.
1382 * frv-sim.h (sim-options.h): Include it.
1383 (GET_HSR0): New macro.
1384 (SET_HSR0): New macro.
1385 (GET_HSR0_ICE): New macro.
1386 (SET_HSR0_ICE): New macro.
1387 (GET_HSR0_DCE): New macro.
1388 (SET_HSR0_DCE): New macro.
1389 (GET_HSR0_CBM): New macro.
1390 (GET_HSR0_RME): New macro.
1391 (GET_IHSR8): New macro.
1392 (GET_IHSR8_NBC): New macro.
1393 (frvbf_insn_cache_preload): New function.
1394 (frvbf_data_cache_preload): New function.
1395 (frvbf_insn_cache_unlock): New function.
1396 (frvbf_data_cache_unlock): New function.
1397 (frvbf_insn_cache_invalidate): New function.
1398 (frvbf_data_cache_invalidate): New function.
1399 (frvbf_data_cache_flush): New function.
1400 (insn_non_cache_access): New function.
1401 (frvbf_read_imem_USI): New function.
1402 (frvbf_mem_set_QI): New function.
1403 (frvbf_mem_set_HI): New function.
1404 (frvbf_mem_set_SI): New function.
1405 (frvbf_mem_set_DI): New function.
1406 (frvbf_mem_set_DF): New function.
1407 (frvbf_mem_set_XI): New function.
1408 (frv_options): FRV specific command line options.
1409 * Makefile.in (SIM_OBJS): Add options.o and cache.o.
1410 (SIM_EXTRA_DEPS): Add $(sim-options_h).
1411 (cache.o): New target.
1412 (options.o): New target.
1413 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1414 * cache.h: New file.
1415 * cache.c: New file.
1416 * options.c: New file.
1417
14181999-11-29 Dave Brolley <brolley@cygnus.com>
1419
1420 * traps.c (frvbf_check_non_excepting_load): Use new NE_FLAG macros.
1421 (frvbf_check_non_excepting_divide): Ditto.
1422 (clear_ne_flags): Ditto
1423 (frvbf_commit): Ditto.
1424 * pipeline.c (frv_pipeline_add_insn): Clear the NE index for all insns.
1425 * mloop.in (_parallel_write_init): Clear NE flags here.
1426 * interrupts.c (frv_queue_fp_exception_interrupt): Set NE flags here
1427 for non excepting insns. Also check for masked interrupts here.
1428 (frv_process_interrupts): Write NE flags here.
1429 (set_fp_exception_registers): No longer check for masked interrupts
1430 here.
1431 (check_for_compound_interrupt): No need to worry about masked
1432 interrupts.
1433 * frv-sim.h (frv_interrupt_state): Add f_ne_flags member.
1434 (GET_NE_FLAGS): New macro.
1435 (SET_NE_FLAGS): New macro.
1436 (GET_NE_FLAG): Operate on accumulated argument.
1437 (SET_NE_FLAG): Operate on accumulated argument.
1438 (CLEAR_NE_FLAG): Operate on accumulated argument.
1439 * Makefile.in (FRVBF_INCLUDE_DEPS): Add $(SIM_EXTRA_DEPS)
1440 (frv.o): Correct dependencies.
1441 (traps.o): Ditto.
1442 (pipeline.o): Ditto.
1443 (interrupts.o): Ditto.
1444 (memory.o): Ditto.
1445 * sem.c: Regenerate.
1446
14471999-11-26 Dave Brolley <brolley@cygnus.com>
1448
1449 * traps.c (frvbf_fpu_error): Only call frv_queue_fp_exception if
1450 there is an exception indicated in the mask.
1451 * pipeline.c (frv_pipeline_add_insn): Clear ne_index in the interrupt
1452 state when adding a floating point insn to the pipeline.
1453 * interrupts.c (set_fp_exception_registers): Set NE flag for
1454 non-excepting insns.
1455 * frv-sim.h (frvbf_h_fr_double_get_handler): Mode of data is DF.
1456 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1457 (frvbf_h_fr_int_get_handler): New function.
1458 (frvbf_h_fr_int_set_handler): New function.
1459 (frvbf_set_ne_index): New function.
1460 (NE_NOFLAG): New macro.
1461 (frv_interrupt_state): Add ne_index member.
1462 * frv.c (frvbf_h_fr_double_get_handler): Mode of data is DF.
1463 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1464 (frvbf_h_fr_int_get_handler): New function.
1465 (frvbf_h_fr_int_set_handler): New function.
1466 (frvbf_set_ne_index): New function.
1467 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1468
14691999-11-24 Dave Brolley <brolley@cygnus.com>
1470
1471 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1472
14731999-11-23 Dave Brolley <brolley@cygnus.com>
1474
1475 * frv-sim.h (frvbf_media_cut): New function.
1476 * frv.c (frvbf_media_cut): New function.
1477 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1478
14791999-11-22 Dave Brolley <brolley@cygnus.com>
1480
1481 * frv-sim.h (frvbf_clear_all_accumulators): New function.
1482 * frv.c.h (frvbf_clear_all_accumulators): New function.
1483 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1484
14851999-11-18 Dave Brolley <brolley@cygnus.com>
1486
1487 * pipeline.c (frv_pipeline_add_insn): Only clear MSR0 and FSR0 fields
1488 if this is the first insn of its class in the pipeline.
1489 * frv-sim.h (frvbf_media_register_not_aligned): New function.
1490 * traps.c (frvbf_media_register_not_aligned): New function.
1491 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1492
14931999-11-17 Dave Brolley <brolley@cygnus.com>
1494
1495 * pipeline.c (frv_pipeline_add_insn): Clear MSRx.SIE fields.
1496 * frv-sim.h (OR_MSR_SIE): New macro.
1497 (CLEAR_MSR_SIE): New macro.
1498 (frvbf_media_overflow): Now takes sie argument.
1499 (frv_set_mp_exception_registers): Now takes sie argument.
1500 * interrupts.c (frv_set_mp_exception_registers): Now takes sie argument.
1501 Set MSRx.SIE field.
1502 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1503
15041999-11-15 Dave Brolley <brolley@cygnus.com>
1505
1506 * traps.c (frv_mtrap): New function.
1507 (frvbf_media_cr_not_aligned): New function.
1508 (frvbf_media_acc_not_aligned): New function.
1509 (frvbf_media_overflow): New function.
1510 * pipeline.c (frv_pipeline_add_insn): Clear MSR fields.
1511 * interrupts.c: Call frv_set_mp_exception_registers.
1512 (frv_set_mp_exception_registers): New function.
1513 * frv-sim.h (frv_msr_mtt): New enumeration.
1514 (GET_MSR): New macro.
1515 (SET_MSR): New macro.
1516 (GET_MSR_AOVF): New macro.
1517 (SET_MSR_AOVF): New macro.
1518 (GET_MSR_OVF): New macro.
1519 (SET_MSR_OVF): New macro.
1520 (CLEAR_MSR_OVF): New macro.
1521 (GET_MSR_MTT): New macro.
1522 (SET_MSR_MTT): New macro.
1523 (frv_set_mp_exception_registers): New function.
1524 (frv_mtrap): New function.
1525 (FRV_IS_MEDIA_INSN): New macro.
1526 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1527
15281999-11-10 Dave Brolley <brolley@cygnus.com>
1529
1530 * sim-main.h (_sim_cpu): Add debug_state member.
1531 * mloop.in (_parallel_write_queued): Clear data_written.length.
1532 * interrupts.c (frv_interrupt_table): Offset of BREAK_EXCEPTION
1533 handler is 0xff.
1534 (frv_queue_break_interrupt): New function.
1535 (frv_break_interrupt): New function.
1536 (handle_interrupt): Handle break_interrupt.
1537 (frv_non_operating_interrupt): Now takes interrupt_kind.
1538 * frv-sim.h (frv_queue_break_interrupt): New function.
1539 (frv_break_interrupt): New function.
1540 (frv_break): New function.
1541 (frv_non_operating_interrupt): Now takes interrupt_kind.
1542 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1543
15441999-11-09 Dave Brolley <brolley@cygnus.com>
1545
1546 * pipeline.c (frv_pipeline_add_insn): Clear FSR0.FTT when adding
1547 a floating point insn.
1548 * traps.c (frvbf_fpu_error): Map fpu status to frv interrupts.
1549 * interrupts.c (frv_queue_illegal_instruction_interrupt): Call
1550 frv_queue_fp_exception_interrupt.
1551 (frv_queue_fp_exception_interrupt): New function.
1552 (next_available_fq): New function.
1553 (set_fp_exception_registers): New function.
1554 (set_exception_status_registers): Now returns 1 if interrupt not masked.
1555 (check_for_compound_interrupt): Now returns NULL if interrupt masked.
1556 (frv_program_interrupt): Don't process interrupt if it is masked.
1557 * frv.c (frvbf_h_fr_double_get_handler): Call
1558 frv_queue_fp_exception_interrupt.
1559 (frvbf_h_fr_double_set_handler): Call frv_queue_fp_exception_interrupt.
1560 (frvbf_h_fr_quad_set_handler): Call frv_queue_fp_exception_interrupt.
1561 (frvbf_store_quad_FRint): Call frv_queue_fp_exception_interrupt.
1562 * frv-sim.h: Get/set hardware directly in GET/SET macros.
1563 (frv_fp_exception_info): New struct type.
1564 (frv_interrupt_queue_element): Add fp_info member.
1565 (frv_fsr_traps): New enumeration.
1566 (frv_fsr_ftt): New enumeration.
1567 (frv_sie): New enumeration.
1568 (frv_miv): New enumeration.
1569 (GET_FSR): New macro.
1570 (SET_FSR): New macro.
1571 (GET_FSR_TEM): New macro.
1572 (SET_FSR_QNE): New macro.
1573 (SET_FSR_FTT): New macro.
1574 (GET_FSR_AEXC): New macro.
1575 (SET_FSR_AEXC): New macro.
1576 (GET_FQ): New macro.
1577 (SET_FQ): New macro.
1578 (SET_FQ_OPC): New macro.
1579 (SET_FQ_MIV): New macro.
1580 (SET_FQ_SIE): New macro.
1581 (SET_FQ_FTT): New macro.
1582 (SET_FQ_CEXC): New macro.
1583 (GET_FQ_VALID): New macro.
1584 (SET_FQ_VALID): New macro.
1585 (frv_queue_fp_exception_interrupt): New function.
1586 (FRV_IS_FLOAT_INSN): New macro.
1587
15881999-11-04 Dave Brolley <brolley@cygnus.com>
1589
1590 * traps.c (frvbf_fpu_error): No floating point errors need to be
1591 detected.
1592 * interrupts.c (clear_exception_status_registers): Clear 'valid' fields
1593 of the ESR registers too.
1594 (set_exception_status_registers): Don't set EAR for any precise
1595 interrupts. Register index should be 1 for insns in PIPE_I1. Clear
1596 ESR.EAV and ESR.EDV if not setting them. Set ESR.VALID.
1597 (non_operating_interrupt): No need for return code.
1598 (frv_program_or_software_interrupt): Process interrupt regardless
1599 of operating mode. If PSR.ET was not set at the start of processing,
1600 then stop the simulation with a message.
1601 (frv_save_data_written_for_interrupts): Handle CGEN_FN_XI_WRITE and
1602 CGEN_MEM_XI_WRITE.
1603 * frv.c (frvbf_h_gr_quad_set_handler): New function.
1604 (frvbf_h_fr_quad_set_handler): New function.
1605 (frvbf_h_cpr_quad_set_handler): New function.
1606 (frvbf_load_quad_GR): Renamed from frvbf_load_multiple_GR. Use new
1607 sim_queue_fn_xi_write.
1608 (frvbf_load_quad_FRint): Renamed from frvbf_load_multiple_GR. Use new
1609 sim_queue_fn_xi_write.
1610 (frvbf_load_quad_CPR): Renamed from frvbf_load_multiple_GR. Use new
1611 sim_queue_fn_xi_write.
1612 (frvbf_store_quad_GR): Renamed from frvbf_store_multiple_GR. Use new
1613 sim_queue_mem_xi_write.
1614 (frvbf_store_quad_FRint): Renamed from frvbf_store_multiple_GR. Use new
1615 sim_queue_mem_xi_write.
1616 (frvbf_store_quad_CPR): Renamed from frvbf_store_multiple_GR. Use new
1617 sim_queue_mem_xi_write.
1618 * frv-sim.h (frvbf_h_gr_quad_set_handler): New function.
1619 (frvbf_h_fr_quad_set_handler): New function.
1620 (frvbf_h_cpr_quad_set_handler): New function.
1621 (SET_ESR_VALID): New macro.
1622 (CLEAR_ESR_VALID): New macro.
1623 (CLEAR_ESR_EAV): New macro.
1624 (CLEAR_ESR_EDV): New macro.
1625 * sem.c: Regenerate.
1626
16271999-11-02 Dave Brolley <brolley@cygnus.com>
1628
1629 * traps.c (frv_core_signal): Call
1630 frv_queue_mem_address_not_aligned_interrupt.
1631 * mloop.in (_parallel_write_queued): Call
1632 frv_save_data_written_for_interrupts.
1633 * frv.c (frvbf_h_gr_double_get_handler): Call
1634 frv_queue_register_exception_interrupt.
1635 (frvbf_h_cpr_double_get_handler): Call
1636 frv_queue_register_exception_interrupt.
1637 (frvbf_h_cpr_double_set_handler): Call
1638 frv_queue_register_exception_interrupt.
1639 (frvbf_load_multiple_GR): Call
1640 frv_queue_register_exception_interrupt.
1641 (frvbf_store_multiple_GR): Call
1642 frv_queue_register_exception_interrupt.
1643 (frvbf_load_multiple_CPR): Call
1644 frv_queue_register_exception_interrupt.
1645 (frvbf_store_multiple_CPR): Call
1646 frv_queue_register_exception_interrupt.
1647 (frvbf_h_tbr_get_handler): Fix TBR.TBA mask.
1648 * interrupts.c (frv_queue_software_interrupt): Now returns interrupt
1649 queue element.
1650 (frv_queue_program_interrupt): Now returns interrupt queue element.
1651 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
1652 element.
1653 (frv_queue_interrupt): Now returns interrupt queue element.
1654 (frv_queue_register_exception_interrupt): New function.
1655 (frv_queue_mem_address_not_aligned_interrupt): New function.
1656 (frv_save_data_written_for_interrupts): New function.
1657 (next_available_edr): EDR registers available in blocks of 4.
1658 (clear_exception_status_registers): New function.
1659 (set_exception_status_registers): Pass esr to SET_ESR* macros.
1660
1661 * frv-sim.h (struct frv_data_written): New struct type.
1662 (frv_interrupt_queue_element): Add data_written member.
1663 (frv_queue_software_interrupt): Now returns interrupt queue element.
1664 (frv_queue_program_interrupt): Now returns interrupt queue element.
1665 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
1666 element.
1667 (frv_queue_interrupt): Now returns interrupt queue element.
1668 (frv_queue_register_exception_interrupt): New function.
1669 (frv_queue_mem_address_not_aligned_interrupt): New function.
1670 (frv_save_data_written_for_interrupts): New function.
1671
16721999-10-27 Dave Brolley <brolley@cygnus.com>
1673
1674 * interrupts.c (ITABLE_ENTRY): New macro.
1675 (frv_interrupt_table): Add exception codes.
1676 (next_available_esr): New function.
1677 (next_available_edr): New function.
1678 (set_edr_register): New function.
1679 (set_exception_status_registers): New function.
1680 (check_for_compound_interrupt): Record information on all interrupts
1681 found.
1682 (frv_program_interrupt): Always call check_for_compound_interrupt.
1683 * frv.c (frvbf_h_pc_set_handler): Removed.
1684 (frvbf_h_spr_get_handler): Handle LR register.
1685 (frvbf_h_spr_set_handler): Handle LR register.
1686 (frvbf_h_lr_get_handler): New function.
1687 (frvbf_h_lr_set_handler): New function.
1688 * frv-sim.h (frvbf_h_lr_get_handler): New function.
1689 (frvbf_h_lr_set_handler): New function.
1690 (frv_ec): New enumeration.
1691 (frv_interrupt): Add frv_ec field.
1692 (frv_rec): New enumeration.
1693 (frv_daec): New enumeration.
1694 (frv_interrupt_queue_element): Add eaddress, rec, iaec, daec fields.
1695 (SET_ESR_EC): New macro.
1696 (SET_ESR_REC): New macro.
1697 (SET_ESR_IAEC): New macro.
1698 (SET_ESR_DAEC): New macro.
1699 (SET_ESR_EAV): New macro.
1700 (GET_ESR_EDV): New macro.
1701 (SET_ESR_EDV): New macro.
1702 (GET_ESR_EDN): New macro.
1703 (SET_ESR_EDN): New macro.
1704 (GET_ESR): New macro.
1705 (SET_ESR): New macro.
1706 (SET_EPCR): New macro.
1707 (SET_EAR): New macro.
1708 (SET_EDR): New macro.
1709 (GET_ESFR): New macro.
1710 (SET_ESFR): New macro.
1711 * cpu.c,cpu.h,sem.c: Rebuild.
1712
17131999-10-26 Dave Brolley <brolley@cygnus.com>
1714
1715 * traps.c (frvbf_check_non_excepting_load): Only set NESR, NECR, NEEAR
1716 if mach is frv.
1717 (clear_nesr_neear): Only execute if mach is frv.
1718
17191999-10-22 Dave Brolley <brolley@cygnus.com>
1720
1721 * sim-main.h (sim_cpu): Add pipeline.
1722 (CPU_PIPELINE): New macro.
1723 * mloop.in (_parallel_write_queued): Maintain pc in cpu during writes.
1724 (main loop): Maintain pc in cpu.
1725 * frv-sim.h (frv_queue_software_interrupt): New interface.
1726 (frv_queue_program_interrupt): New interface.
1727 (frv_queue_illegal_instruction_interrupt: New interface.
1728 (frv_queue_interrupt): New interface.
1729 (frv_detect_insn_access_interrupts): New interface.
1730 (frv_process_interrupts): New interface.
1731 (frv_program_interrupt): New interface.
1732 (frv_software_interrupt): New interface.
1733 (frv_program_or_software_interrupt): New interface.
1734 (FRV_PIPELINE): Moved from pipline.c.
1735 (frv_pipeline_reset): New interface.
1736 (frv_pipeline_add_insn): New interface.
1737 * interrupts.c (frv_queue_software_interrupt): New interface.
1738 (frv_queue_program_interrupt): New interface.
1739 (frv_queue_illegal_instruction_interrupt: New interface.
1740 (frv_queue_interrupt): New interface.
1741 (frv_detect_insn_access_interrupts): New interface.
1742 (frv_process_interrupts): New interface.
1743 (frv_program_interrupt): New interface.
1744 (frv_software_interrupt): New interface.
1745 (frv_program_or_software_interrupt): New interface.
1746 * frv.c: Use new interfaces.
1747 * pipeline.c: Use new interfaces.
1748 * traps.c: Use new interfaces.
1749 * memory.c: Use new interfaces.
1750 (frv_address_forbidden): No longer static.
1751
17521999-10-19 Dave Brolley <brolley@cygnus.com>
1753
1754 * traps.c (frvbf_check_non_excepting_load): Set NESR.DAEC, NESR.REC and
1755 NESR.EC.
1756 * mloop.in (_parallel_write_queued): Handle CGEN_FN_PC_WRITE.
1757 * frv.c (frvbf_h_pc_set_handler): New function.
1758 * interrupts.c (frv_detect_data_interrupt): Removed.
1759 (address_forbidden): Removed.
1760 * frv-sim.h (frv_detect_data_interrupt): Removed.
1761 (NESR_MEM_ADDRESS_NOT_ALIGNED): New macro.
1762 (NESR_REGISTER_NOT_ALIGNED): New macro.
1763 (NESR_UQI_SIZE): New macro.
1764 (NESR_QI_SIZE): New macro.
1765 (NESR_UHI_SIZE): New macro.
1766 (NESR_HI_SIZE): New macro.
1767 (NESR_SI_SIZE): New macro.
1768 (NESR_DI_SIZE): New macro.
1769 (NESR_XI_SIZE): New macro.
1770 (GET_NESR_DAEC): New macro.
1771 (SET_NESR_DAEC): New macro.
1772 (GET_NESR_REC): New macro.
1773 (SET_NESR_REC): New macro.
1774 (GET_NESR_EC): New macro.
1775 (SET_NESR_EC): New macro.
1776 (frvbf_read_mem_QI): New function.
1777 (frvbf_read_mem_UQI): New function.
1778 (frvbf_read_mem_HI): New function.
1779 (frvbf_read_mem_UHI): New function.
1780 (frvbf_read_mem_SI): New function.
1781 (frvbf_read_mem_WI): New function.
1782 (frvbf_read_mem_DI): New function.
1783 (frvbf_read_mem_DF): New function.
1784 (frvbf_write_mem_QI): New function.
1785 (frvbf_write_mem_UQI): New function.
1786 (frvbf_write_mem_HI): New function.
1787 (frvbf_write_mem_UHI): New function.
1788 (frvbf_write_mem_SI): New function.
1789 (frvbf_write_mem_WI): New function.
1790 (frvbf_write_mem_DI): New function.
1791 (frvbf_write_mem_DF): New function.
1792 * Makefile.in (SIM_OBJS): Add memory.o.
1793 * cpu.c,cpu.h,sem.c: Rebuild.
1794
17951999-10-18 Dave Brolley <brolley@cygnus.com>
1796
1797 * sim-if.c (sim_open): Use a real fpu error function.
1798 * pipeline.c (frv_pipeline_add_insn): Don't add invalid insns.
1799 * mloop.in (_parallel_write_queued): Clear queue after writing.
1800 * interrupts.c (check_for_compound_interrupt): New function.
1801 (non_operating_interrupt): New function.
1802 * frv-sim.h (frvbf_h_gr_double_get_handler): New function.
1803 (frvbf_h_gr_double_set_handler): New function.
1804 (frvbf_h_fr_double_get_handler): New function.
1805 (frvbf_h_fr_double_set_handler): New function.
1806 (frvbf_h_cpr_double_get_handler): New function.
1807 (frvbf_h_cpr_double_set_handler): New function.
1808 (frv_interrupt_queue_element): New struct type.
1809 (frv_queue_program_interrupt): Now takes pc.
1810 (frv_queue_illegal_instruction_interrupt): Now takes pc.
1811 (frv_queue_interrupt): Now takes pc.
1812 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
1813 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
1814 (frvbf_division_exception): New function.
1815 (frvbf_fpu_error): New function.
1816 (frvbf_load_multiple_GR): New function.
1817 (frvbf_load_multiple_FR): New function.
1818 (frvbf_load_multiple_CPR): New function.
1819 * frv.c (frvbf_h_gr_double_get_handler): New function.
1820 (frvbf_h_gr_double_set_handler): New function.
1821 (frvbf_h_fr_double_get_handler): New function.
1822 (frvbf_h_fr_double_set_handler): New function.
1823 (frvbf_h_cpr_double_get_handler): New function.
1824 (frvbf_h_cpr_double_set_handler): New function.
1825 (frv_interrupt_queue_element): New struct type.
1826 (frv_queue_program_interrupt): Now takes pc.
1827 (frv_queue_illegal_instruction_interrupt): Now takes pc.
1828 (frv_queue_interrupt): Now takes pc.
1829 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
1830 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
1831 (frvbf_fpu_error): New function.
1832 (frvbf_load_multiple_GR): New function.
1833 (frvbf_load_multiple_FR): New function.
1834 (frvbf_load_multiple_CPR): New function.
1835 * traps.c (frvbf_division_exception): New function.
1836 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
1837
18381999-10-12 Dave Brolley <brolley@cygnus.com>
1839
1840 * mloop.in (new_vpc): New variable.
1841 (main loop): Call frv_detect_insn_access_interrupts. Call
1842 frv_detect_data_interrupts.
1843 * interrupts.c (access_queued_to): New function.
1844 (frv_detect_data_interrupts): New function.
1845 (frv_detect_insn_access_interrupts): New function.
1846 (frv_program_or_software_interrupt): Set PSR.S.
1847 * frv-sim.h (frv_detect_data_interrupts): New function.
1848 (frv_detect_insn_interrupts): New function.
1849
18501999-10-07 Dave Brolley <brolley@cygnus.com>
1851
1852 * frv-sim.h (frvbf_h_gr_hi_get_handler): New function.
1853 (frvbf_h_gr_hi_set_handler): New function.
1854 (frvbf_h_gr_lo_get_handler): New function.
1855 (frvbf_h_gr_lo.set_handler): New function.
1856 * frv.c (frvbf_h_gr_hi_get_handler): New function.
1857 (frvbf_h_gr_hi_set_handler): New function.
1858 (frvbf_h_gr_lo_get_handler): New function.
1859 (frvbf_h_gr_lo.set_handler): New function.
1860 (frvbf_model_fr500_u_integer): New function.
1861 * arch.h,cpu.h,cpu.c,decode.h,decode.c,model.c,sem.c: Rebuild.
1862
18631999-10-04 Dave Brolley <brolley@cygnus.com>
1864
1865 * traps.c: Use sim_engine_abort.
1866 * pipeline.c (frv_pipeline): Add field for insn major.
1867 (add_next_to_pipe): Return address of matching pipeline.
1868 (find_major_in_pipeline): New function.
1869 (check_insn_major_constraints: New function.
1870 (frv_pipeline_add_insn): Add checks for insn major constraints.
1871 * interrupts.c (frv_process_interrupts): Use sim_engine_abort.
1872 * frv.c (frvbf_h_spr_get_handler): No need to abort.
1873
1874Thu Sep 30 18:10:25 1999 Dave Brolley <brolley@cygnus.com>
1875
1876 * pipeline.c: New file.
1877 * mloop.in (main loop): Call frv_pipeline_reset.
1878 Call frv_pipeline_add_insn.
1879 * frv-sim.h (frv_pipeline_reset): New function.
1880 (frv_pipeline_add_insn): New function.
1881 * Makefile.in (SIM_OBJS): Add pipeline.o
1882
18831999-09-29 Doug Evans <devans@casey.cygnus.com>
1884
1885 * sem.c: Rebuild.
1886 * traps.c (sim_engine_invalid_insn): New arg `vpc'. Change type of
1887 result to SEM_PC. Return vpc.
1888
1889Wed Sep 29 16:01:52 1999 Dave Brolley <brolley@cygnus.com>
1890
1891 * interrupts.c (frv_interrupt_table): DATA_STORE_ERROR is imprecise.
1892 (frv_queue_interrupt): Don't detect identical interrupts here.
1893
1894Wed Sep 29 14:49:52 1999 Dave Brolley <brolley@cygnus.com>
1895
1896 * interrupts.c: New file.
1897 * traps.c (sim_engine_invalid_insn): Return PC of next insn.
1898 (frv_software_interrupt): Moved to interrupts.c.
1899 (frv_itrap): New interface. Call frv_queue_software_interrupt.
1900 * mloop.in (@cpu@_parallel_write_init): set previous_vliw_pc.
1901 (@cpu@_perform_writeback): New function.
1902 (main loop): Call frv_process_interrupts.
1903 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): Removed.
1904 (frv_itrap): New interface.
1905 (frv_interrupt_class): New enumeration.
1906 (frv_interrupt_kind): New enumeration.
1907 (struct frv_interrupt): New struct type.
1908 (frv_interrupt_table): New table of interrupt information.
1909 (FRV_INTERRUPT_QUEUE_SIZE): New macro.
1910 (struct frv_interrupt_state): New struct type.
1911 (frv_interrupt_state): New global variable.
1912 (previous_vliw_pc): New global variable.
1913 (frv_queue_software_interrupt): New function.
1914 (frv_queue_program_interrupt): New function.
1915 (frv_queue_interrupt): New function.
1916 (frv_process_interrupts): New function.
1917 (frv_program_interrupt): New function.
1918 (frv_software_interrupt): New function.
1919 (frv_program_or_software_interrupt): New function.
1920 (frv_clear_interrupt_classes): New function.
1921 * frv.c (frvbf_write_next_vliw_addr_to_PCSR): Removed.
1922 * Makefile.in (SIM_OBJS): Add interrupts.o
1923 * sem.c: Rebuild.
1924
19251999-09-25 Doug Evans <devans@casey.cygnus.com>
1926
1927 * cpu.h,cpuall.h,decode.c,sem.c: Rebuild.
1928
1929Tue Sep 21 17:16:47 1999 Dave Brolley <brolley@cygnus.com>
1930
1931 * mloop.in (main loop): Determine last insn from scache entry.
1932 * cpu.h: Rebuild.
1933 * cpuall.h: Rebuild.
1934
1935Tue Sep 14 14:21:31 1999 Dave Brolley <brolley@cygnus.com>
1936
1937 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): New flag.
1938 (NECR_ELOS): Define as unshifted value.
1939 (NECR_NEN): Define as unshifted value.
1940 (NECR_VALID): Define as unshifted value.
1941 (SET_NESR): Rewite to use post-write queue.
1942 (SET_NESR_VALID): Rewite to operate on argument.
1943 (SET_NESR_EAV): Rewite to operate on argument.
1944 (SET_NESR_FR): Rewite to operate on argument.
1945 (CLEAR_NESR_FR): Rewite to operate on argument.
1946 (SET_NESR_DRN): Rewite to operate on argument.
1947 (SET_NESR_SIZE): Rewite to operate on argument.
1948 (SET_NESR_NEAN): Rewite to operate on argument.
1949 (SET_NEEAR): Rewite to use post-write queue.
1950 (SET_NE_FLAG): Rewite to use post-write queue.
1951 (CLEAR_NE_FLAG): Rewite to use post-write queue.
1952 * traps.c (frv_software_interrupt): Rewite to use post-write queue.
1953 (frv_rett): Rewite to use post-write queue.
1954 (next_available_nesr): Rewrite to use new macro interfaces.
1955 (next_valid_nesr): Ditto.
1956 (frvbf_check_non_excepting_load): Ditto.
1957 (frvbf_check_recovering_store): Ditto.
1958 (clear_nesr_neear): Ditto.
1959 (clear_ne_flags): Ditto.
1960 * mloop.in (main loop): Update PCSR with address of next VLIW insn
1961 when flag is set.
1962 * frv.c (frvbf_h_spr_get_handler): Shift register fields here now.
1963 (frvbf_store_multiple_GR): Rewite to use post-write queue.
1964 (frvbf_store_multiple_FRint): Rewite to use post-write queue.
1965 (frvbf_store_multiple_CPR): Rewite to use post-write queue.
1966 * Makefile.in (frv.o): Depend on cgen-par.h.
1967
1968Fri Sep 10 17:03:15 1999 Dave Brolley <brolley@cygnus.com>
1969
1970 * frv-sim.h (frvbf_set_write_next_vliw_addr_to_LR): New function.
1971 (frvbf_write_next_vliw_addr_to_LR): New flag.
1972 * frv.c (frvbf_set_write_next_vliw_addr_to_LR): New function.
1973 * mloop.in: Only take the first branch in a VLIW insn. Set LR to the
1974 address of the next VLIW insn if flag is set.
1975 * cpu.h,decode.c,sem.c: Rebuild.
1976
1977Tue Sep 7 13:44:23 1999 Dave Brolley <brolley@cygnus.com>
1978
1979 * mloop.in: Limit parallel insns to MAX_PARALLEL_INSNS.
1980 * sem.c: Rebuild.
1981
19821999-09-02 Doug Evans <devans@casey.cygnus.com>
1983
1984 * configure: Regenerated to track ../common/aclocal.m4 changes.
1985
19861999-09-01 Doug Evans <devans@casey.cygnus.com>
1987
1988 * decode.c: Rebuild.
1989
1990Mon Aug 30 17:54:57 1999 Dave Brolley <brolley@cygnus.com>
1991
1992 * traps.c (frv_rett): New function.
1993 * frv.c (frvbf_h_spr_get_handler): Handle bpsr.
1994 (frvbf_h_spr_set_handler): Handle bpsr.
1995 (frvbf_h_bpsr_get_handler): New function.
1996 (frvbf_h_bpsr_set_handler): New function.
1997 * frv-sim.h (frv_rett): New function.
1998 (frvbf_h_bpsr_get_handler): New function.
1999 (frvbf_h_bpsr_set_handler): New function.
2000 * mloop.in: Read actual packing bit.
2001 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2002
2003Tue Aug 31 16:04:37 1999 Dave Brolley <brolley@cygnus.com>
2004
2005 * traps.c (WANT_CPU): New macro.
2006 (WANT_CPU_FRVBF): New macro.
2007 (frvbf_check_recovering_store): Use registers for source and queue
2008 writes.
2009 * mloop.in: New main loop for parallel support.
2010 (@cpu@_parallel_write_init): New function.
2011 (@cpu@_parallel_write_queued): New function.
2012 * frv-sim.h (set_icc_for_shift_left): New interface.
2013 (set_icc_for_shift_right): New interface.
2014 (frvbf_check_recovering_store): New interface.
2015 * frv.c (set_icc_for_shift_left): Pass and return icc value.
2016 (set_icc_for_shift_right): Pass and return icc value.
2017 (frvbf_check_recovering_store): New interface.
2018 * Makefile.in (FRV_OBJS): Add cgen-par.o.
2019 (stamp-mloop): Add cgen parallel options.
2020 (stamp-arch): Remove with-profile option.
2021 (stamp-cpu): Add cgen parallel options.
2022 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2023
20241999-08-28 Doug Evans <devans@casey.cygnus.com>
2025
2026 * cpu.h,decode.c,sem.c: Rebuild.
2027
2028Wed Aug 25 12:25:04 1999 Dave Brolley <brolley@cygnus.com>
2029
2030 * arch.h,cpu.h,decode.h,model.c,sem.c: Rebuild.
2031
2032Thu Aug 19 17:59:00 1999 Dave Brolley <brolley@cygnus.com>
2033
2034 * configure.in: fr500 now the default model.
2035 * configure: Regenerate.
2036 * frv.c: Change frv-1 to frv-gen.
2037 (frvbf_model_fr500_u_exec): New function.
2038 * Makefile.in (stamp-cpu): Use 'mach=frv,fr500' to build decoder.
2039 * mloop.in: Fix typos in comments.
2040 * arch.c,arch.h,cpu.h,cpuall.h,decode.h,model.c,sem.c: Rebuild.
2041
20421999-08-17 Dave Brolley <brolley@cygnus.com>
2043
2044 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2045
20461999-08-09 Doug Evans <devans@casey.cygnus.com>
2047
2048 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2049
20501999-08-04 Doug Evans <devans@casey.cygnus.com>
2051
2052 * cpu.h,cpuall.h,decode.c,model.c,sem.c: Rebuild.
2053
2054Fri Jul 16 14:50:15 1999 Dave Brolley <brolley@cygnus.com>
2055
2056 * frv.c (frvbf_fetch_register): Use GDB register number macros.
2057 (frvbf_store_register): Use GDB register number macros.
2058 (frvbf_cut): New function.
2059 * frv-sim.h (GR_REGNUM_MAX): New macro.
2060 (FR_REGNUM_MAX): New macro.
2061 (PC_REGNUM): New macro.
2062 (LR_REGNUM): New macro.
2063 (frvbf_cut): New function.
2064 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2065
20661999-07-15 Stan Shebs <shebs@andros.cygnus.com>
2067
2068 * frv.c (frvbf_fetch_register): Add ability to get LR register,
2069 add default for unhandled registers.
2070 (frvbf_store_register): Add ability to set LR register.
2071
20721999-07-14 Stan Shebs <shebs@andros.cygnus.com>
2073
2074 * frv.c (frvbf_fetch_register, frvbf_store_register): Fill in.
2075 (decode_gdb_dr_regnum): Remove, not used.
2076
20771999-07-13 Michael Meissner <meissner@cygnus.com>
2078
2079 * Makefile.in (SIM_EXTRA_FLAGS): Incorporate @sim_trapdump@.
2080
2081 * configure.in (--enable-sim-trapdump): New switch to make unknown
2082 traps dump the register contents, instead of doing the trap thing.
2083 * configure: Regenerate.
2084
2085 * frv-sim.h (TRAP_BREAKPOINT): Define as 81, so it can be used.
2086 (TRAP_REGDUMP{1,2}): Define to provide register dumping support
2087 temporarily.
2088
2089 * traps.h (toplevel): Include bfd.h, libiberity.h.
2090 (frv_itrap): Add support for --enable-sim-trapdump and traps 2,3
2091 dumping the registers.
2092
2093Thu Jul 8 10:57:39 1999 Dave Brolley <brolley@cygnus.com>
2094
2095 * Makefile.in (SIM_EXTRA_LIBS): Removed. libm no longer needed.
2096
2097Wed Jul 7 17:01:12 1999 Dave Brolley <brolley@cygnus.com>
2098
2099 * cpu.c,cpu.h,decode.c,model.c,sem.c: Rebuild.
2100
2101Tue Jul 6 16:12:18 1999 Dave Brolley <brolley@cygnus.com>
2102
2103 * frv.c (frvbf_square_root_SF): Removed.
2104 (frvbf_square_root_DF): Removed.
2105 (frvbf_h_fr_double_get_handler): Removed.
2106 (frvbf_h_fr_double_set_handler): Removed.
2107 (frvbf_h_fr_int_get_handler): Removed.
2108 (frvbf_h_fr_int_set_handler): Removed.
2109 * frv-sim.h (frvbf_square_root_SF): Removed.
2110 (frvbf_square_root_DF): Removed.
2111 (frvbf_h_fr_double_get_handler): Removed.
2112 (frvbf_h_fr_double_set_handler): Removed.
2113 (frvbf_h_fr_int_get_handler): Removed.
2114 (frvbf_h_fr_int_set_handler): Removed.
2115 * decode.c,decode.h,model.c,sem.c: Rebuild.
2116
21171999-07-05 Doug Evans <devans@casey.cygnus.com>
2118
2119 * Makefile.in (SIM_OBJS): Add cgen-fpu.o, cgen-accfp.o.
2120 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2121 * sim-if.c (sim_open): Initialize fpu.
2122 * frv-sim.h (SETMEMSF,SETMEMDF): Delete.
2123 * frv.c (frvbf_store_multiple_FRint): Replace frvbf_h_fr_int_get
2124 with frvbf_h_fr_get.
2125
2126Wed Jun 30 15:56:56 1999 Dave Brolley <brolley@cygnus.com>
2127
2128 * frv-sim.h (NESR_RANGE): New macro.
2129 (NO_NESR): New macro.
2130 (GET_NESR_VALID): New macro.
2131 (next_ne_index): Removed.
2132 * traps.c (next_available_nesr): New function.
2133 (next_valid_nesr): New function.
2134 (frvbf_check_non_excepting_load): Use next_available_nesr.
2135 (frvbf_check_recovering_store): Use next_available_nesr and
2136 next_valid_nesr.
2137 (clear_nesr_neear): Use next_available_nesr and next_valid_nesr.
2138 (frvbf_check_recovering_store): Only consider one matching register.
2139 * sem.c: Rebuild.
2140
2141Tue Jun 29 16:54:32 1999 Dave Brolley <brolley@cygnus.com>
2142
2143 * frv.c (frvbf_square_root_SF): New function.
2144 (frvbf_square_root_DF): New function.
2145 (frvbf_h_fr_double_get_handler): New function.
2146 (frvbf_h_fr_double_set_handler): New function.
2147 * frv-sim.h (frvbf_square_root_SF): New function.
2148 (frvbf_square_root_DF): New function.
2149 (frvbf_h_fr_double_get_handler): New function.
2150 (frvbf_h_fr_double_set_handler): New function.
2151 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c: Rebuild.
2152
21531999-06-28 Dave Brolley <brolley@cygnus.com>
2154
2155 * decode.c,decode.h,model.c,sem.c: Regenerate.
2156
2157Thu Jun 24 17:26:32 1999 Dave Brolley <brolley@cygnus.com>
2158
2159 * Makefile.in (SIM_EXTRA_LIBS): Add -lm.
2160 * frv-sim.h (frvbf_h_fr_int_get_handler): New function.
2161 (frvbf_h_fr_int_set_handler): New function.
2162 (frvbf_store_multiple_FRint): New function.
2163 (frvbf_square_root_SF): New function.
2164 * frv.c (frvbf_h_fr_int_get_handler): New function.
2165 (frvbf_h_fr_int_set_handler): New function.
2166 (frvbf_store_multiple_FRint): New function.
2167 (frvbf_square_root_SF): New function.
2168 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2169
21701999-06-23 Doug Evans <devans@casey.cygnus.com>
2171
2172 * Makefile.in (stamp-mloop): Delete -fast -pbb -switch args
2173 to genmloop.sh. Pass -scache instead.
2174 (mloop.o): Delete sem-switch.c dependency.
2175 (sem-switch.c): Delete rule.
2176 (stamp-cpu): Don't build sem-switch.c.
2177 * sem-switch.c: Delete.
2178 * mloop.in (xfull-exec-*): Fix call to execute.
2179 * tconfig.in (WITH_SCACHE_PBB): Define as 0.
2180
2181 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2182
2183Tue Jun 22 16:23:57 1999 Dave Brolley <brolley@cygnus.com>
2184
2185 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2186
2187Mon Jun 21 17:34:10 1999 Dave Brolley <brolley@cygnus.com>
2188
2189 * mloop.in (execute): Force gr0 to zero before each insn.
2190 * cpu.h,cpu.c,decode.c,sem.c,sem-switch.c: Regenerate.
2191
21921999-06-18 Doug Evans <devans@casey.cygnus.com>
2193
2194 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2195
2196Fri Jun 18 17:49:23 1999 Dave Brolley <brolley@cygnus.com>
2197
2198 * frv.c (frvbf_h_gr_get_handler): New function.
2199 (frvbf_h_gr_set_handler): New function:
2200 (frvbf_store-multiple_GR): New function:
2201 (frvbf_store-multiple_FR): New function:
2202 (frvbf_store-multiple_CPR): New function:
2203 * frv-sim.h (frvbf_h_gr_get_handler): New function.
2204 (frvbf_h_gr_set_handler): New function:
2205 (frvbf_store-multiple_GR): New function:
2206 (frvbf_store-multiple_FR): New function:
2207 (frvbf_store-multiple_CPR): New function:
2208 * traps.c (frv_itrap): Implement proper syscalls interface.
2209 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2210
2211Fri Jun 18 14:36:23 1999 Dave Brolley <brolley@cygnus.com>
2212
2213 * traps.c (frvbf_check_non_excepting_divide): New function.
2214 (frvbf_check_recovering_store): New function.
2215 (clear_nesr_neear): New function.
2216 (clear_ne_flags): New function.
2217 (frvbf_commit): New function.
2218
2219 * frv-sim.h (frvbf_check_non_excepting_divide): New function.
2220 (frvbf_check_recovering_store): New function.
2221 (clear_nesr_neear): New function.
2222 (clear_ne_flags): New function.
2223 (frvbf_commit): New function.
2224 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2225
22261999-06-16 Dave Brolley <brolley@cygnus.com>
2227
2228 * frv.c (frvbf_h_spr_get_handler): Handle SPR_NECR.
2229 (frvbf_h_spr_set_handler): Handle SPR_NECR.
2230 * traps.c (next_ne_index): New variable.
2231 (frvbf_check_non_excepting_load): New function.
2232 * frv-sim.h (NECR_ELOS): New macro.
2233 (NECR_NEN): New macro.
2234 (NECR_VALID): New macro.
2235 (SET_NESR_VALID): New macro.
2236 (SET_NESR_EAV): New macro.
2237 (SET_NESR_FR): New macro.
2238 (CLEAR_NESR_FR): New macro.
2239 (SET_NESR_DRN): New macro.
2240 (SET_NESR_SIZE): New macro.
2241 (SET_NESR_NEAN): New macro.
2242 (SET_NEEAR): New macro.
2243 (GET_NE_FLAG): New macro.
2244 (SET_NE_FLAG): New macro.
2245 (CLEAR_NE_FLAG): New macro.
2246 (frvbf_check_non_excepting_load): New function:
2247 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2248
2249Wed Jun 9 18:12:49 1999 Dave Brolley <brolley@cygnus.com>
2250
2251 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2252
2253Tue Jun 8 18:13:51 1999 Dave Brolley <brolley@cygnus.com>
2254
2255 * frv.c (cr_logic): Correct andcr, nandcr, andncr and nandncr.
2256 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2257
2258Mon Jun 7 17:09:15 1999 Dave Brolley <brolley@cygnus.com>
2259
2260 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2261
22621999-06-07 Dave Brolley <brolley@cygnus.com>
2263
2264 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2265
2266Thu Jun 3 17:33:31 1999 Dave Brolley <brolley@cygnus.com>
2267
2268 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2269
2270Wed Jun 2 17:50:21 1999 Dave Brolley <brolley@cygnus.com>
2271
2272 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2273
2274Tue Jun 1 17:58:53 1999 Dave Brolley <brolley@cygnus.com>
2275
2276 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2277
2278Mon May 31 17:57:25 1999 Dave Brolley <brolley@cygnus.com>
2279
2280 * traps.c (frv_software_interrupt): Pass current_cpu to
2281 frvbf_h_psr_esr_get.
2282 (frv_software_interrupt): Calculate the new PC based on TBR.
2283 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2284
22851999-05-31 Dave Brolley <brolley@cygnus.com>
2286
2287 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2288
2289Thu May 27 17:42:00 1999 Dave Brolley <brolley@cygnus.com>
2290
2291 * frv-sim.h (frvbf_h_cccr_get_handler): New function.
2292 (frvbf_h_cccr_set_handler): New function.
2293 (frvbf_scan_result): New function.
2294 (frvbf_cr_logic): New function.
2295 * frv.c (frvbf_h_cccr_get_handler): New function.
2296 (frvbf_h_cccr_set_handler): New function.
2297 (frvbf_scan_result): New function.
2298 (frvbf_cr_logic): New function.
2299 (cr_ops,cr_result,cr_logic): New table.
2300 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2301
23021999-05-25 Dave Brolley <brolley@cygnus.com>
2303
2304 * frv.c (frvbf_h_spr_get_handler): Add support for TBR and PSR.
2305 (frvbf_h_spr_set_handler): Add support for TBR and PSR.
2306 (frv_psr_get_handler): New function.
2307 (frv_psr_set_handler): New function.
2308 (frv_tbr_get_handler): New function.
2309 (frv_tbr_set_handler): New function.
2310 (frvbf_h_ccr_get_handler): Add support for fCC.
2311 (frvbf_h_ccr_set_handler): Add support for fCC.
2312 * frv-sim.h (frv_psr_get_handler): New function.
2313 (frv_psr_set_handler): New function.
2314 (frv_tbr_get_handler): New function.
2315 (frv_tbr_set_handler): New function.
2316 * traps.c (frv_software_interrupt): Implement.
2317 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2318
2319Thu May 20 16:39:27 1999 Dave Brolley <brolley@cygnus.com>
2320
2321 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2322
23231999-05-18 Dave Brolley <brolley@cygnus.com>
2324
2325 * frv.c: (frvbf_set_icc_for_shift_left): New function.
2326 (frvbf_set_icc_for_shift_right): New function.
2327 * frv-sim.h (frvbf_set_icc_for_shift_left): New function.
2328 (frvbf_set_icc_for_shift_right): New function.
2329 (SETMEMSF): New Macro.
2330 (SETMEMDF): New Macro.
2331 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2332
2333Thu May 13 17:14:49 1999 Dave Brolley <brolley@cygnus.com>
2334
2335 * frv.c (frvbf_h_ccr_get_handler): New function.
2336 (frvbf_h_ccr_set_handler): New function.
2337 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2338
2339Tue May 11 16:13:15 1999 Dave Brolley <brolley@cygnus.com>
2340
2341 * frv-sim.h (frvbf_h_spr_get_handler,frvbf_h_spr_set_handler,
2342 frvbf_h_isr_get_handler, frvbf_h_isr_set_handler): New functions.
2343 * frv.c: Likewise.
2344 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2345
23461999-05-10 Dave Brolley <brolley@cygnus.com>
2347
2348 * cpu.h,cpu.c,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2349
2350Thu May 6 16:48:21 1999 Dave Brolley <brolley@cygnus.com>
2351
2352 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2353 * frv-sim.h (TRAP_SYSCALL): Define as 0x80.
2354
2355Wed May 5 11:52:24 1999 Dave Brolley <brolley@cygnus.com>
2356
2357 * traps.c (frv_software_interrupt): New function.
2358 (frv_itrap): New function.
2359 * frv-sim.h (TRAP_SYSCALL): define as 0.
2360 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2361
2362Mon May 3 13:49:21 1999 Dave Brolley <brolley@cygnus.com>
2363
2364 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2365
2366Thu Apr 29 17:37:06 1999 Dave Brolley <brolley@cygnus.com>
2367
2368 * Directory created.
A mirror of the official binutils-gdb repository