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2003-09-03 Dave Brolley <[email protected]>
[binutils.git] / sim / frv / ChangeLog
CommitLineData
e8d2f504
DB		 12003-08-29 Dave Brolley <[email protected]>
2
3 * Makefile.in (stamp-arch): Copy frv.cpu from $(srcdir)../../cpu
4 temporarily when regenerating files.
5 (stamp-cpu): Ditto.
6
b34f6357
DB		 72003-08-20 Micheal Snyder <[email protected]>
8
9 * All generated files: Regenerate.
10
112001-10-11 Dave Brolley <[email protected]>
12
13 * cpu.h,decode.c,decode.h,sem.c: Regenerate.
14
152001-10-09 Dave Brolley <[email protected]>
16
17 * traps.c (frv_rett): Halt if PSR.S and PSR.ET are both set or both
18 not set.
19 * reset.c (frv_hardware_reset): Invalidate both caches.
20 * registers.c: Update init, reset and read-only masks for all registers
21 on all machines.
22 * profile.h (cur_gr_complex): New field of FRV_PROFILE_STATE
23 (prev_gr_complex): New field of FRV_PROFILE_STATE
24 (set_use_is_gr_complex): New function.
25 (set_use_not_gr_complex): New function.
26 (use_is_gr_complex): New function.
27 (decrease_GR_busy): New function.
28 * profile.c (reset_gr_flags): New function.
29 (reset_cc_flags): New function.
30 (set_use_is_gr_complex): New function.
31 (set_use_not_gr_complex): New function.
32 (use_is_gr_complex): New function.
33 (update_latencies): Reset gr and cc flags when latency reaches 0.
34 (decrease_GR_busy): New function.
35 * profile-fr400.h (fr500_reset_acc_flags): Removed.
36 (fr500_reset_cc_flags): New function.
37 * profile-fr500.c (frvbf_model_fr400_u_*): Reflect latencies from fr500
38 LSI version 1.41.
39 * profile-fr400.h (fr400_reset_gr_flags): New function.
40 (fr400_reset_fr_flags): New function.
41 (fr400_reset_acc_flags): New function.
42 * profile-fr400.c (set_use_not_media_p4): New function.
43 (set_use_not_media_p6): New function.
44 (set_acc_use_not_media_p2): New function.
45 (set_acc_use_not_media_p4): New function.
46 (fr400_reset_gr_flags): New function.
47 (fr400_reset_fr_flags): New function.
48 (fr400_reset_acc_flags): New function.
49 (frvbf_model_fr400_u_*): Reflect latencies from fr400 LSI version 1.1.
50 (frvbf_model_fr400_u_media_hilo): New function.
51 * pipeline.c (frv_vliw_setup_insn): Don't clear MSR0.MTT.
52 * memory.c (fr400_check_data_read_address): Check address range only
53 for double word loads. Don't check alignment here.
54 (fr400_check_readwrite_address): New function.
55 (fr500_check_readwrite_address): New function.
56 (check_readwrite_address): New function.
57 (fr500_check_insn_read_address): Correct address ranges.
58 (frvbf_read_mem_*): Check address range here.
59 (frv_address_forbidden): Removed.
60 (fr400_check_write_address): New function.
61 (check_write_address): New function.
62 (frvbf_write_mem_*): Don't check address range here.
63 (frvbf_mem_set_*): Check address range here.
64 * interrupts.c (frv_queue_data_access_error_interrupt): Now takes an
65 address as second argument.
66 (frv_queue_data_access_exception_interrupt): New function.
67 (frv_queue_illegal_instruction_interrupt): Generate fp_exception for
68 media insns on fr400.
69 (frv_queue_non_implemented_instruction_interrupt): Generate mp_exception
70 for media insns on fr400.
71 (frv_detect_insn_access_interrupts): Don't check for illegal addresses
72 of insns here. Check for MTRAP insn if PSR.EM is not set.
73 (frv_set_mp_exception_registers): Only set MSR0.MTT if it is not already
74 set.
75 (set_exception_status_registers): Do not always set EPCR. Set EAR for
76 data_acess_error only if not fr400.
77 * frv.c (do_media_average): New function.
78 (frvbf_media_average): New function.
79 (frvbf_insn_cache_invalidate): Check for illegal invocation.
80 (frvbf_data_cache_invalidate): Ditto.
81 (frvbf_data_cache_flush): Ditto.
82 * frv-sim.h (GET_FSR_QNE): New macro.
83 (frv_msr_mtt): Remove MTT_SEQUENCE_ERROR.
84 (GET_MSR_SRDAV): New macro.
85 (GET_MSR_RDAV): New macro.
86 (GET_MSR_RD): New macro.
87 (frv_queue_data_access_error_interrupt): Now takes an address as second
88 argument.
89 (frv_address_forbidden): Removed.
90 * cache.c (non_cache_access): Correct address ranges. Now takes cache
91 as first argument.
92 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
93
942001-08-20 Dave Brolley <[email protected]>
95
96 * sim-main.h (_sim_cpu): New field 'elf_flags'.
97 * sim-if.c (sim_open): Extract the elf_flags from the input file and
98 save them with each cpu.
99 * mloop.in (main loop): Pass elf flags to frv_vliw_reset. Set
100 last_insn_p before executing the insn.
101 * cache.c (frv_cache_invalidate): Flush scache if this is the cpu's
102 insn cache.
103 (frv_cache_invalidate_all): Ditto.
104
1052001-08-20 Richard Sandiford <[email protected]>
106
107 * traps.c (syscall_read_mem): Flush the data cache before reading.
108 (syscall_write_mem): Flush the data cache before writing.
109 Invalidate both caches.
110
1112001-07-05 Ben Elliston <[email protected]>
112
113 * Makefile.in (stamp-arch): Use $(CGEN_CPU_DIR).
114 (stamp-cpu): Likewise.
115
1162001-05-23 Dave Brolley <[email protected]>
117
118 * profile-fr400.c (acc_use_is_media_p2): New function.
119 (frvbf_model_fr400_u_media_2): Account for latency of output
120 accumulators.
121 (frvbf_model_fr400_u_media_2_quad): Ditto.
122 (frvbf_model_fr400_u_media_2_acc): New function.
123 (frvbf_model_fr400_u_media_2_acc_dual): New function.
124 (frvbf_model_fr400_u_media_2_add_sub): New function.
125 (frvbf_model_fr400_u_media_2_add_sub_dual): New function.
126 (frvbf_model_fr400_u_media_3_dual): New function.
127 (frvbf_model_fr400_u_media_4_acc_dual): New function.
128 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
129
1302001-05-15 Dave Brolley <[email protected]>
131
132 * registers.c (fr400_spr): Enable write access to HSR0.CBM.
133 * profile.h (FRV_PROFILE_STATE): New field 'all_cache_entries'.
134 * profile.c (CACHE_QUEUE_ELEMENT): New 'all' field.
135 (request_cache_flush): Save 'all' argument.
136 (request_cache_invalidate): Save all_cache_entries from profile state
137 to 'all' field of the request.
138 (submit_cache_request): Pass the 'all' field of the request to
139 frv_cache_request_invalidate.
140 * frv.c (frv_insn_cache_invalidate): Add new 'all' parameter. Perform
141 operation even if HSR0.ICE is not set.
142 (frv_data_cache_invalidate): Add new 'all' parameter. Perform
143 operation even if HSR0.DCE is not set.
144 (frv_data_cache_flush): Ditto.
145 * frv-sim.h (frv_insn_cache_invalidate): Add new 'all' parameter.
146 (frv_data_cache_invalidate): Add new 'all' parameter.
147 (frv_data_cache_flush): Add new 'all' parameter.
148 * cache.h (FRV_CACHE_INVALIDATE_REQUEST): Add new 'all' field.
149 (frv_cache_request_invalidate): Add new 'all' parameter.
150 * cache.c (frv_cache_request_invalidate): Add new 'all' parameter. Save
151 its value in the invalidate request.
152 (address_interference): Accept the value '-1' for the address argument
153 to mean 'any address'.
154 (handle_req_invalidate): Handle request to invalidate all cache lines.
155 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
156
1572001-05-14 Dave Brolley <[email protected]>
158
159 * profile.h (past_first_p): New field of profiling state.
160 (branch_penalty): Ditto.
161 (branch_hint): Ditto.
162 (update_branch_penalty): New function.
163 * profile.c (frvbf_model_insn_after): Reset past_first_p and
164 branch_address fields of the profiling state.
165 (frvbf_model_branch): New function.
166 (update_branch_penalty): New function.
167 * profile-fr500.c (frvbf_model_fr500_u_branch): Remove ICCi_3 and
168 FCCi_3 inputs.
169 (frvbf_model_fr500_u_trap): New function.
170 (frvbf_model_fr500_u_check): New function.
171 (frvbf_model_fr500_u_media_dual_htob): post-processing latency is 3
172 cycles.
173 * profile-fr400.c (frvbf_model_fr400_u_branch): Set branch penalties
174 as documented in the fr400 LSI. Remove ICCi_3 and FCCi_3 inputs.
175 (frvbf_model_fr400_u_media_dual_expand): Check resource usage as
176 documented in teh fr400 LSI.
177 (frvbf_model_fr400_u_media_dual_htob): Ditto.
178 (frvbf_model_fr400_u_media_dual_unpack): Removed.
179 (frvbf_model_fr500_u_trap): New function.
180 (frvbf_model_fr500_u_check): New function.
181 * mloop.in (simulate_dual_insn_prefetch): New function.
182 (@cpu@_simulate_insn_prefetch): Call simulate_dual_insn_prefetch with
183 arguments for each machine type.
184 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
185
1862001-05-09 Dave Brolley <[email protected]>
187
188 * Makefile.in (profile.o): Add profile-fr400.h as a dependency.
189 (profile-fr400.o): New target.
190 * profile.c: New file.
191 * profile.h: New file.
192 * profile-fr400.c: New file.
193 * profile-fr400.h: New file.
194 * profile-fr500.c: New file.
195 * profile-fr500.h: New file.
196 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
197
1982001-05-02 Dave Brolley <[email protected]>
199
200 * sim-main.h (profile.h): #include it.
201 (CPU_PROFILE_STATE): New macro.
202 (profile_state): New frv specific cpu field.
203 * reset.c (frv_initialize): insn_fetch_address and branch_address now
204 part of global profiling state.
205 * Makefile.in (SIM_OBJS): Add profile.o and profile-fr500.o.
206 (SIM_EXTRA_DEPS): Add profile.h.
207 (registers.o): Correct name of source file.
208 (profile.o): New target.
209 (profile-fr500.o): New target.
210 * frv-sim.h: Move profile related data structures to profile.h.
211 * frv.c: Move fr500 specific functions to profile-fr500.c.
212 * cpu.h: Regenerated.
213
2142001-04-27 Dave Brolley <[email protected]>
215
216 * sim-main.h (CPU_PIPELINE): Renamed to CPU_VLIW.
217 * interrupts.c: Rename FRV_PIPELINE to FRV_VLIW.
218 Rename pipeline to vliw. Rename CPU_PIPELINE to CPU_VLIW.
219 Rename PIPE_* to UNIT_*.
220 (frv_queue_illegal_instruction_interrupt): Use
221 frv_is_float_insn and frv_is_media_insn.
222 (frv_queue_non_implemented_instruction_interrupt): Ditto.
223 (frv_detect_insn_access_interrupts): Ditto.
224 * frv.c: Rename FRV_PIPELINE to FRV_VLIW. Rename pipeline to vliw.
225 Rename CPU_PIPELINE to CPU_VLIW. Rename PIPE_* to UNIT_*.
226 * memory.c: Ditto.
227 * pipeline.c: Ditto.
228 * mloop.in: Ditto.
229 * frv-sim.h (frv_pipeline_setup_insn): Renamed to frv_vliw_setup_insn.
230 * cache.c: Rename PIPE_* to UNIT_*.
231
2322001-04-24 Dave Brolley <[email protected]>
233
234 * frv.c (frvbf_load_quad_GR): Delete have_data and hsr0.
235 (frvbf_load_quad_FRint): Ditto.
236 (frvbf_load_quad_CPR): Ditto.
237 * cache.c (frv_cache_init): Initialize cache for fr400 vs other
238 machines.
239 (bfd.h): #include it.
240 (non_cache_access): Update for revised fr500 and for fr400.
241 * registers.c (frv_spr): Don't reset PSR.PS.
242 (fr500_spr): Ditto.
243 (frv_reset_spr): Set PSR.PS to the former value of PSR.S.
244
2452001-04-23 Dave Brolley <[email protected]>
246
247 * traps.c (frv_core_signal): On fr400, generate data_access_error.
248 (frvbf_media_cr_not_aligned): On fr400, generate illegal_instruction.
249 (frvbf_media_acc_not_aligned): Ditto.
250 (frvbf_media_register_not_aligned): Ditto.
251 (frvbf_division_exception): Use GET_ISR_EDE.
252 * registers.c (frv_check_spr_read_access): New function.
253 (frv_check_spr_write_access): New function.
254 (frv_check_spr_access): Deleted.
255 (frv_check_register_access): On fr400, generate illegal_instruction.
256 * memory.c (fr400_check_data_read_address): New function.
257 (fr500_check_data_read_address): Ditto.
258 (check_data_read_address): Ditto.
259 (fr400_check_insn_read_address): Ditto.
260 (fr500_check_insn_read_address): Ditto.
261 (check_insn_read_address): Ditto.
262 (frvbf_read_mem_QI): Call check_data_read_access.
263 (frvbf_read_mem_UQI): Ditto.
264 (frvbf_read_mem_HI): Ditto.
265 (frvbf_read_mem_UHI): Ditto.
266 (frvbf_read_mem_SI): Ditto.
267 (frvbf_read_mem_DI): Ditto.
268 (frvbf_read_mem_DF): Ditto.
269 (frvbf_read_imem_USI): Call check_insn_read_access.
270 (frv_address_forbidden): Now takes cpu as first argument. Check based
271 on machine type.
272 (fr400_mem_address_unaligned): New function.
273 (fr500_mem_address_unaligned): Ditto.
274 (check_write_address): Ditto.
275 (frvbf_mem_set_QI): Call check_write_address.
276 (frvbf_mem_set_HI): Ditto.
277 (frvbf_mem_set_SI): Ditto.
278 (frvbf_mem_set_DI): Ditto.
279 (frvbf_mem_set_DF): Ditto.
280 (frvbf_mem_set_XI): Ditto.
281 * interrupts.c (bfd.h): #include it.
282 (frv_queue_data_access_error_interrupt): New function.
283 (frv_queue_instruction_access_error_interrupt): New function.
284 (frv_queue_instruction_access_exception_interrupt): New function.
285 (frv_queue_illegal_instruction_interrupt): No fp_exception on fr400.
286 (frv_queue_non_implemented_instruction_interrupt): Ditto.
287 (frv_detect_insn_access_interrupts): Reorder tests to match priority
288 from the LSI manual.
289 (set_isr_exception_fields): Accumulate dtt bits.
290 * frv.c (check_register_alignment): New function.
291 (check_fr_register_alignment): New function.
292 (check_memory_alignment): New function.
293 (frvbf_h_gr_double_get_handler): Call check_register_alignment.
294 (frvbf_h_gr_double_set_handler): Ditto.
295 (frvbf_h_cpr_double_get_handler): Ditto.
296 (frvbf_h_cpr_double_set_handler): Ditto.
297 (frvbf_h_gr_quad_set_handler): Ditto.
298 (frvbf_h_cpr_quad_set_handler): Ditto.
299 (frvbf_h_fr_double_get_handler): Call check_fr_register_alignment.
300 (frvbf_h_fr_double_set_handler): Ditto.
301 (frvbf_h_fr_quad_set_handler): Ditto.
302 (frvbf_h_spr_get_handler): Call frv_check_spr_read_access.
303 (frvbf_h_spr_set_handler): Call frv_check_spr_write_access.
304 (frvbf_load_quad_GR): Call check_memory_aligment.
305 (frvbf_load_quad_FRint): Ditto.
306 (frvbf_load_quad_CPR): Ditto.
307 (frvbf_store_quad_GR): Call check_memory_aligment and
308 check_register_alignment.
309 (frvbf_store_quad_FRint): Ditto.
310 (frvbf_store_quad_CPR): Ditto.
311 (frvbf_signed_integer_divide: Use GET_ISR_EDEM.
312 * frv-sim.h (H_SPR_ACC0): New macro.
313 (H_SPR_ACC63): New macro.
314 (H_SPR_ACCG0): New macro.
315 (H_SPR_ACCG63): New macro.
316 (frv_dtt): New enumerator.
317 (GET_ISR_EDE): Renamed from GET_ISR_EDEM.
318 (GET_ISR_DTT): New macro.
319 (frv_queue_data_access_error_interrupt): New function.
320 (frv_queue_instruction_access_error_interrupt): New function.
321 (frv_queue_instruction_access_exception_interrupt): New function.
322 (frv_address_forbidden): Now takes cpu as first argument.
323 * cpu.h: Regenerate.
324
3252001-04-10 Dave Brolley <[email protected]>
326
327 * registers.c (fr500_spr): Add new fields to fr500 PSR register.
328 (fr500_spr): Add STBAR and MMCR unimplemented registers for fr500.
329 (fr400_spr): Implement SPR registers for fr400.
330 (frv_register_control_init): Handle bfd_mach_fr400 properly.
331 * frv.c (spr_bpsr_get_handler): Mask field before shifting.
332 (spr_psr_get_handler): Ditto.
333 (spr_ccr_get_handler): Ditto.
334 (spr_cccr_get_handler): Ditto.
335 (frvbf_clear_accumulators): Only 4 accumulators on fr400.
336 * frv-sim.h: Update comment about MCCR_* macros.
337 * cpu.c,cpu.h: Regenerate.
338
3392001-04-05 Dave Brolley <[email protected]>
340
341 * cpu.h,decode.c,model.c,sem.c: Regenerate.
342
3432001-04-05 Dave Brolley <[email protected]>
344
345 * reset.c: Update copyright.
346 * registers.c (frv_register_control_init): Handle bfd_mach_fr400.
347 * frv.c (frvbf_model_fr400_u_exec): New function.
348 * Makefile.in (stamp-cpu): Add fr400 to list of machines.
349 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
350 Regenerate.
351
3522000-11-22 Dave Brolley <[email protected]>
353
354 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
355 Regenerate.
356
3572000-11-10 Dave Brolley <[email protected]>
358
359 * decode.c: Regenerate.
360
3612000-09-12 Dave Brolley <[email protected]>
362
363 * traps.c (frv_sim_engine_halt_hook): New function.
364 (frv_itrap): Caches now invalidated in sim_engine_halt via
365 SIM_ENGINE_HALT_HOOK.
366 (frv_break): Ditto.
367 * sim-main.h (frv_sim_engine_halt_hook): New function.
368 (SIM_ENGINE_HALT_HOOK): New macro.
369 (SIM_ENGINE_RESTART_HOOK): New macro.
370 * interrupts.c: Call to frv_term now done within sim_engine_halt via
371 SIM_ENGINE_HALT_HOOK.
372
3732000-09-08 Dave Brolley <[email protected]>
374
375 * traps.c (frv_itrap): Invalidate and flush the data and insn caches
376 respectively when stopping for a breakpoint.
377 (frv_break): Ditto.
378 * cache.h (frv_cache_invalidate_all): New function.
379 * cache.c (frv_cache_invalidate_all): New function.
380
3812000-09-05 Dave Brolley <[email protected]>
382
383 * traps.c (frv_break): If SIM_HAVE_BREAKPOINTS, call
384 sim_handle_breakpoint. Otherwise if environment != operating call
385 sim_engine_halt. Otherwise handle normally.
386 * interrupts.c (frv_queue_break_interrupt): Don't handle debugger
387 breakpoints here. Moved to frv_break in traps.c.
388
389 * sem.c: Regenerate.
390
3912000-09-01 Dave Brolley <[email protected]>
392
393 * interrupts.c (frv_queue_break_interrupt): Call sim_handle_breakpoint
394 before queuing an interrupt in order to allow 'break' to be used as
395 the breakpoint insn.
396
3972000-08-29 Dave Brolley <[email protected]>
398
399 * traps.c (frv_itrap): Invalidate the insn cache at a breakpoint.
400
4012000-07-27 Dave Brolley <[email protected]>
402
403 * cpu.h,decode.c: Rebuild.
404
4052000-07-26 Dave Brolley <[email protected]>
406
407 * frv.c (spr_cccr_get_handler): Change CRx to CCx.
408 (spr_cccr_set_handler): Change CRx to CCx.
409 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
410
4112000-07-24 Dave Brolley <[email protected]>
412
413 * sem.c: Regenerate.
414 * frv.c (frvbf_unsigned_integer_divide): Queue a write for the result.
415 Don't write it directly.
416
417Thu Jul 6 13:51:12 2000 Dave Brolley <brolley@topaz>
418
419 * configure: Regenerated to track ../common/aclocal.m4 changes.
420
4212000-07-05 Ben Elliston <[email protected]>
422
423 * configure: Regenerated to track ../common/aclocal.m4 changes.
424
4252000-06-28 Dave Brolley <[email protected]>
426
427 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
428
4292000-06-21 Dave Brolley <[email protected]>
430
431 * pipeline.c: All code except frv_pipeline_setup_insn moved to
432 frv.opc.
433 * mloop.in (main loop): frv_pipeline_add_insn broken up into
434 frv_pipeline_add_insn and frv_pipeline_setup_insn.
435 * frv-sim.h: Move pipeline status code to frv.opc.
436 * model.c: Regenerate.
437
4382000-06-12 Dave Brolley <[email protected]>
439
440 * options.c (frv_option_handler): --profile-parallel implies
441 --profile-model.
442 * mloop.in (fetch_buffer): Removed.
443 (@cpu@_simulate_insn_prefetch): Monitoring of fetch buffer moved to
444 run_caches. Use cache directly if not counting cycles. Don't use
445 cache at all if not counting cycles and cache not enabled.
446 * frv.c (frv_insn_fetch_buffer): New global variable.
447 (run_caches): Monitor the status of insn prefetch requests.
448 * frv-sim.h (FRV_INSN_FETCH_BUFFER): New struct type.
449 (frv_insn_fetch_buffer): New global variable.
450
4512000-06-12 Dave Brolley <[email protected]>
452
453 * mloop.in (fetch_buffer): New static struct.
454 (@cpu@_simulate_insn_prefetch): Rewritten.
455 * cache.c (frv_cache_request_invalidate): Don't invalidate return
456 buffer.
457 (address_interference): Defer to any WAR request in either pipeline.
458
4592000-06-09 Dave Brolley <[email protected]>
460
461 * pipeline.c (insns_in_slot): New Array.
462 (frv_pipeline_add_insn): Call COUNT_INSNS_IN_SLOT.
463 * options.c (frv_options): Remove 'NONBLOCK' argument from data-cache
464 option.
465 (parse_cache_option): New function.
466 (frv_option_handler): Call parse_cache_option.
467 * frv.c (vliw_branch_taken): New variable.
468 (vliw_load_stall): New variable.
469 (handle_resource_wait): Update vliw_load_stall.
470 (frvbf_model_insn_before): Initialize vliw_branch_taken and
471 vliw_load_stall.
472 (frvbf_model_insn_after): Increment PROFILE_MODEL_LOAD_STALL_CYCLES.
473 (load_wait_for_FR): Update vliw_load_stall.
474 (load_wait_for_GR): Update vliw_load_stall.
475 (load_wait_for_FRdouble): Update vliw_load_stall.
476 (load_wait_for_GRdouble): Update vliw_load_stall.
477 (frvbf_model_fr500_u_branch): Count branches taken and not taken.
478 (slot_names): New static array.
479 (print_parallel): Now takes second argument 'verbose'. Print cycles per
480 VLIW insn and instructions per cycle. Also tabulate the number of insns
481 in each type of VLIW slot.
482 (frv_profile_info): Call print_parallel with new second argument.
483 * frv-sim.h (insn_in_slot): New array.
484 (COUNT_INSNS_IN_SLOT): New macro.
485 (INSNS_IN_SLOT): New macro.
486 * cache.c: Remove references to non_blocking_count. Remove references to
487 last_was_hit. Remove references to req_none.
488 (handle_req_store): Adjust statistics before requeuing the store
489 request.
490 (handle_req_WAR): Don't let the WAR request affect the cache statistics.
491 * cache.h: Remove references to non_blocking_count. Remove references to
492 last_was_hit. Remove references to req_none.
493 * model.c: Regenerate.
494
4952000-06-08 Dave Brolley <[email protected]>
496
497 * frv.c (request_complete): Copy load data from the correct return
498 buffer.
499
5002000-06-07 Dave Brolley <[email protected]>
501
502 * traps.c (frv_core_signal): Call frv_term before exiting.
503 (frv_itrap): Call frv_term before exiting.
504 (next_available_nesr): Make sure NECR is implemented before reading it.
505 (next_valid_nesr): Ditto.
506 (frvbf_check_non_excepting_load): Ditto.
507 (frvbf_clear_ne_flags): Ditto.
508 (frvbf_commit): Ditto.
509 (frvbf_check_recovering_store): Delay cache operation if 'model_insn'.
510 * sim-main.h (_sim_cpu): Add load_address, load_length, load_flag and
511 store_flag members.
512 (CPU_LOAD_ADDRESS): New macro.
513 (CPU_LOAD_LENGTH): New macro.
514 (CPU_LOAD_SIGNED): New macro.
515 (CPU_LOAD_LOCK): New macro.
516 * reset.c (frv_term): New function.
517 (frv_power_on_reset): Use SETMEMSI if the cache is not enabled.
518 (frv_hardware_reset): Use SETMEMSI if the cache is not enabled.
519 (frv_software_reset): Use SETMEMSI if the cache is not enabled.
520 * mloop.in (execute): Call FRV_COUNT_CYCLES to decide whether to model
521 the insn. Model the insn in two passes. One before and one after
522 execution.
523 (cache_reqno): new static variable.
524 (@cpu@_simulate_insn_prefetch): Model fetch latency by waiting for the
525 cache rather than assuming a fixed latency.
526 (xinit): Turn on PROFILE_MODEL_P before each vliw insn if the timer is
527 enabled so that modeling data is collected by cgen during execution.
528 (full-exec): Restore PROFILE_MODEL_P after each vliw insn.
529 * memory.c (data_non_cache_access): Removed.
530 (insn_non_cache_access): Removed.
531 (frvbf_read_mem_QI): Delay read operation if 'model_insn'.
532 (frvbf_read_mem_UQI): Delay read operation if 'model_insn'.
533 (frvbf_read_mem_HI): Delay read operation if 'model_insn'.
534 (frvbf_read_mem_UHI): Delay read operation if 'model_insn'.
535 (frvbf_read_mem_SI): Delay read operation if 'model_insn'.
536 (frvbf_read_mem_DI): Delay read operation if 'model_insn'.
537 (frvbf_read_mem_DF): Delay read operation if 'model_insn'.
538 (frvbf_read_imem_USI): Read the cache or ememory passively.
539 (frvbf_write_mem_QI): Don't check for non-cache access here.
540 (frvbf_write_mem_UQI): Call frvbf_write_mem_QI.
541 (frvbf_write_mem_HI): Don't check for non-cache access here.
542 (frvbf_write_mem_UHI): Call frvbf_write_mem_QI.
543 (frvbf_write_mem_SI): Don't check for non-cache access here.
544 (frvbf_write_mem_DI): Don't check for non-cache access here.
545 (frvbf_write_mem_DF): Don't check for non-cache access here.
546 (frvbf_mem_set_QI): Use cycle-accurate cache write if 'model_insn'.
547 (frvbf_mem_set_HI): Use cycle-accurate cache write if 'model_insn'.
548 (frvbf_mem_set_SI): Use cycle-accurate cache write if 'model_insn'.
549 (frvbf_mem_set_DI): Use cycle-accurate cache write if 'model_insn'.
550 (frvbf_mem_set_DF): Use cycle-accurate cache write if 'model_insn'.
551 (frvbf_mem_set_XI): Use cycle-accurate cache write if 'model_insn'.
552 * interrupts.c (check_reset): Read the cache and memory passively.
553 (frv_program_or_software_interrupt): Call frv_term before calling
554 sim_engine_halt.
555 * frv.c (all modeling functions): Break into two passes. One before
556 execuetion and one after. call load_wait_for_* for all GR and FR
557 registers.
558 (frvbf_load_quad_GR): Delay performing the load if 'model_insn'.
559 (frvbf_load_quad_FRint): Delay performing the load if 'model_insn'.
560 (frvbf_load_quad_CPR): Delay performing the load if 'model_insn'.
561 (frvbf_insn_cache_preload): Delay cache operation if 'model_insn'.
562 (frvbf_data_cache_preload): Delay cache operation if 'model_insn'.
563 (frvbf_insn_cache_unlock): Delay cache operation if 'model_insn'.
564 (frvbf_data_cache_unlock): Delay cache operation if 'model_insn'.
565 (frvbf_insn_cache_invalidate): Delay cache operation if 'model_insn'.
566 (frvbf_data_cache_invalidate): Delay cache operation if 'model_insn'.
567 (frvbf_data_cache_flush): Delay cache operation if 'model_insn'.
568 (model_insn): New global variable.
569 (fr_ptime): New array.
570 (cache_request): New enumeration.
571 (CACHE_QUEUE_ELEMENT): New struct type.
572 (CACHE_QUEUE_SIZE): New macro.
573 (cache_queue): New static struct.
574 (request_cache_load): New function.
575 (request_cache_flush): New function.
576 (request_cache_invalidate): New function.
577 (request_cache_preload): New function.
578 (request_cache_unlock): New function.
579 (submit_cache_request): New function.
580 (activate_cache_requests): New function.
581 (load_pending_for_register): New function.
582 (flush_pending_for_address): New function.
583 (remove_cache_queue_element): New function.
584 (copy_load_data): New function.
585 (request_complete): New function.
586 (run_caches): New function.
587 (frv_model_trace_wait_cycles): New function.
588 (wait_for_flush): New function.
589 (frvbf_model_insn_before): Insn prefect wait now modeled in
590 frvbf_simulate_insn_prefetch. Incremement vliw_insns here. Call
591 wait_for_flush.
592 (frvbf_model_insn_after): Call activate_cache_requests. Don't increment
593 vliw_insns here anymore.
594 (update_FR_latency_for_load): New function.
595 (update_FRdouble_latency_for_load): New function.
596 (update_FR_ptime): New function.
597 (update_FRdouble_ptime): New function.
598 (update_GR_latency_for_swap): New function.
599 (load_wait_for_GR): New function.
600 (load_wait_for_FR): New function.
601 (load_wait_for_GRdouble): New function.
602 (load_wait_for_FRdouble): New function.
603 (frvbf_model_fr500_u_ici): New function.
604 (frvbf_model_fr500_u_dci): New function.
605 (frvbf_model_fr500_u_dcf): New function.
606 (frvbf_model_fr500_u_icpl): New function.
607 (frvbf_model_fr500_u_dcpl): New function.
608 (frvbf_model_fr500_u_icul): New function.
609 (frvbf_model_fr500_u_dcul): New function.
610 * frv-sim.h (frv_term): New function.
611 (insn_non_cache_access): Removed.
612 (FRV_COUNT_CYCLES): New macro.
613 (frv_save_peofile_model_p): New global variable.
614 (model_insn): New enumerated global variable.
615 (frv_model_advance_cycles): New function.
616 (frv_model_trace_wait_cycles): New function.
617 * cache.h (FRV_CACHE_REQUEST_KIND): New enumeration.
618 (FRV_CACHE_WAR_REQUEST): New struct type.
619 (FRV_CACHE_STORE_REQUEST): New struct type.
620 (FRV_CACHE_INVALIDATE_REQUEST): New struct type.
621 (FRV_CACHE_PRELOAD_REQUEST): New struct type.
622 (FRV_CACHE_REQUEST): New struct type.
623 (FRV_CACHE_RETURN_BUFFER): New struct type.
624 (FRV_CACHE_FLUSH_STATUS): New struct type.
625 (FRV_CACHE_STATUS): New struct type.
626 (FRV_CACHE_STAGE): New struct type.
627 (FRV_CACHE_STAGES): New enumeration.
628 (FRV_CACHE_WAR): New struct type.
629 (FRV_CACHE_PIPELINE): New struct type.
630 (FRV_CACHE_ARS): New struct type.
631 (FRV_CACHE_STATISTICS): New struct type.
632 (FRV_CACHE): Add pipeline, statistics, BARS and NARS.
633 (CACHE_RETURN_DATA): 'return_buffer' is now within 'status'.
634 (CACHE_RETURN_DATA_ADDRESS): New macro.
635 (frv_cache_read): Now takes pipe index as second argument.
636 (frv_cache_enabled): New function.
637 (frv_cache_request_load): New function.
638 (frv_cache_request_store): New function.
639 (frv_cache_request_invalidate): New function.
640 (frv_cache_request_preload): New function.
641 (frv_cache_request_unlock): New function.
642 (frv_cache_run): New function.
643 (frv_cache_read_passive_SI): New function.
644 (frv_cache_data_in_buffer): New function.
645 (frv_cache_data_flushed): New function.
646 * cache.c (frv_cache_init): Initialize pipelines and xARS registers.
647 (frv_cache_enabled): New function.
648 (non_cache_access): New function.
649 (write_data_to_memory): Count write accesses for each mode. Write to
650 memory using sim_core_write_unaligned_1;
651 (read_data_from_memory): New function.
652 (fill_line_from_memory): Use read_data_from_memory.
653 (copy_line_to_return_buffer): New function.
654 (copy_memory_to_return_buffer): New function.
655 (set_return_buffer_reqno): New function.
656 (frv_cache_read): Now takes pipe index as second argument. Check for
657 non-cache access.
658 (frv_cache_preload): Check for non-cache access.
659 (frv_cache_unlock): Check for non-cache access.
660 (invalidate_return_buffer): New function.
661 (frv_cache_invalidate): Check for non-cache access.
662 (convert_slot_to_index): New function.
663 (FREE_CHAIN_SIZE): New macro.
664 (frv_cache_request_free_chain): New static variable.
665 (frv_store_request_free_chain): New static variable.
666 (allocate_new_cache_requests): New function.
667 (new_cache_request): New function.
668 (free_cache_request): New function.
669 (new_store_request): New function.
670 (pipeline_remove_request): New function.
671 (pipeline_add_request): New function.
672 (pipeline_requeue_request): New function.
673 (next_priority): New function.
674 (add_WAR_request): New function.
675 (pipeline_next_request): New function.
676 (pipeline_stage_request): New function.
677 (advance_pipelines): New function.
678 (frv_cache_request_load): New function.
679 (frv_cache_request_store): New function.
680 (frv_cache_request_invalidate): New function.
681 (frv_cache_request_preload): New function.
682 (frv_cache_request_unlock): New function.
683 (address_interference): New function.
684 (wait_for_WAR): New function.
685 (wait_in_WAR): New function.
686 (handle_req_load): New function.
687 (handle_req_preload): New function.
688 (handle_req_store): New function.
689 (handle_req_invalidate): New function.
690 (handle_req_unlock): New function.
691 (handle_req_WAR): New function.
692 (arbitrate_requests): New function.
693 (move_ARS_to_WAR): New function.
694 (decrease_latencies): New function.
695 (frv_cache_run): New function.
696 (frv_cache_read_passive_SI): New function.
697 (frv_cache_data_in_buffer): New function.
698 (frv_cache_data_flushed): New function.
699 * arch.h,decode.c,decode.h,model.c,sem.c: Rebuild.
700
701Wed May 24 14:40:34 2000 Andrew Cagney <[email protected]>
702
703 * configure: Regenerated to track ../common/aclocal.m4 changes.
704
7052000-05-19 Dave Brolley <[email protected]>
706
707 * traps.c (frv_rett): Check for exceptions in the order specified in the
708 architecture spec. Allow privileged_instruction interrrupt to be handled
709 normally.
710 * registers.c (frv_register_control_init): Handle bfd_mach_frvtomcat.
711 * frv.c (frvbf_signed_integer_divide): Use updated dtt to decide whether
712 to clear the NE flag.
713 (frvbf_model_tomcat_u_exec): New function.
714 * frv-sim.h (frvbf_division_exception): Now returns updated dtt.
715 * Makefile.in (stamp-cpu): Add 'tomcat' to 'mach' value.
716 * arch.c,arch.h,cpu.h,cpuall.h,model.h,decode.c,sem.c: Regenerate.
717
7182000-05-18 Dave Brolley <[email protected]>
719
720 * sim-if.c (elf-bfd.h): #include it.
721 (sim_open): Set machine amd architecture based on elf flags.
722
7232000-04-04 Dave Brolley <[email protected]>
724
725 * frv-sim.h (frv_h_psr_esr_set_handler): Removed.
726 Delete '#if 0' blocks.
727 * frv.c: Delete '#if 0' blocks.
728 (spr_psr_set_handler): Remove special handling for circular referencing of handlers for
729 PSR.S and PSR.ESR.
730 (frv_h_psr_esr_set_handler): Removed.
731 * interrupts.c: Delete '#if 0' blocks.
732 * memory.c: Delete '#if 0' blocks.
733 * cpu.c,cpu.h: Regenerate.
734
7352000-04-03 Dave Brolley <[email protected]>
736
737 * traps.c (frvbf_check_recovering_store): Invalidate data cache line
738 containing the target address.
739 (clear_nesr_neear): No longer takes hi_available and lo_available.
740 Remove bogus check for available GR registers.
741 (frvbf_clear_ne_flags): Update call to clear_nesr_neear.
742 (frvbf_commit): Update call to clear_nesr_neear.
743 * interrupts.c (next_available_esr): Removed.
744 (next_available_edr): Removed.
745 (next_available_fq): Removed.
746 * frv.c (frvbf_fetch_register): Remove "FIXME" comment.
747 (frvbf_store_register): Remove "FIXME" comment.
748 * frv-sim.h (UART_INCHAR_ADDR): Removed.
749 (UART_OUTCHAR_ADDR): Removed.
750 (UART_STATUS_ADDR): Removed.
751 (UART_INPUT_READY): Removed.
752 (UART_OUTPUT_READY): Removed.
753 (FRV_DEVICE_ADDR): Removed.
754 (FRV_DEVICE_LEN): Removed.
755 (SET_NESR): Call frvbf_force_update.
756 (SET_NEEAR): Call frvbf_force_update.
757 (SET_NE_FLAGS): Call frvbf_force_update.
758
7592000-03-30 Dave Brolley <[email protected]>
760
761 * configure: Regenerated.
762
7632000-03-30 Dave Brolley <[email protected]>
764
765 * registers.c (fr500_spr): Define ESR14-15 and EPCSR14-15 for fr500.
766 * memory.c (frvbf_write_mem_*): Save slot containing the insn
767 performing the write.
768 (frvbf_mem_set_*): Overwrite the slot information of the interrupt
769 queue element with the information in the interrupt state.
770 * interrupts.c (frv_queue_interrupt): Call frv_set_interrupt_queue_slot.
771 (frv_queue_fp_exception_interrupt): Initialize 'new_element'.
772 (frv_set_interrupt_queue_slot): New function.
773 (esr_for_data_access_exception): New function.
774 (set_edr_register): edr_index is now passed in.
775 (fq_for_exception): New function.
776 (set_fp_exception_registers): Call fq_for_exception. Interrupt queue
777 element now passed in.
778 (set_exception_status_registers): Obtain slot from interrupt queue
779 element. Call esr_for_data_access_exception. Use ESR14
780 for data_store_error. Use ESR15 for data_access_error. Use EDR0.
781 (frv_save_data_written_for_interrupts): Save slot containing the insn
782 performing the write.
783 * frv-sim.h (struct frv_fp_exception_info): Use frv_fsr_traps and
784 frv_fsr_ftt.
785 (struct frv_interrupt_state): Add 'slot' field.
786 (frv_set_interrupt_queue_slot): New function.
787 (frv_set_write_queue_slot): New function.
788
7892000-03-24 Dave Brolley <[email protected]>
790
791 * mloop.in (_parallel_write_init): Initialize
792 frv_interrupt_state.imprecise_interrupt.
793 (_parallel_write_queued): After an imprecise interrupt, only perform
794 forced writes and floating point writes (for certain exceptions).
795 * interrupts.c (handle_interrupt): Set
796 frv_interrupt_state.imprecise_interrupt for writeback after an imprecise
797 interrupt.
798 (frv_process_interrupts): No need to clear f_ne_flags.
799 * frv.c (frvbf_signed_integer_divide): Queue writes to GR registers and
800 force them to happen even if there is an overflow exception.
801 (frvbf_force_update): New function.
802 * frv-sim.h (frvbf_force_update): New function.
803 (struct frv_interrupt_state): Add imprecise_interrupt.
804 (FRV_WRITE_QUEUE_FORCE_WRITE): New macro.
805 * sem.c: Regenerate.
806
8072000-03-23 Dave Brolley <[email protected]>
808
809 * traps.c (frv_rett): Queue FRV_ILLEGAL_INSTRUCTION directly.
810 * registers.c (frv_spr): MCIRL -> MCILR.
811 * interrupts.c (frv_queue_non_implemented_instruction_interrupt):
812 New function.
813 (frv_detect_insn_access_interrupts):
814 Call frv_queue_non_implemented_instruction_interrupt.
815 (frv_process_interrupts): Clear accumulated NE flags.
816 * frv.c (frvbf_media_cop): New function.
817 (frvbf_set_ne_index): Now takes (SIM_CPU *) as first argument. Clear
818 the NE flag of the given target register.
819 (frvbf_model_fr500_u_float_arith): Account for FRdouble registers.
820 (frvbf_model_fr500_u_float_dual_arith): Account for FRdouble registers.
821 (frvbf_model_fr500_u_float_dual_sqrt): New function.
822 (frvbf_model_fr500_u_float_convert): Account for FRdouble registers.
823 (frvbf_model_fr500_u_float_dual_convert): New function.
824 * frv-sim.h (frvbf_media_cop): New function.
825 (GET_FQ): Use H_SPR_FQST0.
826 (SET_FQ): Use H_SPR_FQST0.
827 (SET_FQ_OPC): Use J_SPR_FQOP0.
828 (GET_MSR_EMCI): New macro.
829 (frv_queue_non_implemented_instruction_interrupt): New function.
830 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
831
8322000-03-08 Dave Brolley <[email protected]>
833
834 * traps.c (frv_rett): Align new_pc.
835 * memory.c (frvbf_read_mem_HI): Align address.
836 (frvbf_read_mem_UHI): Align address.
837 (frvbf_read_mem_SI): Align address.
838 (frvbf_read_mem_DI): Align address.
839 (frvbf_read_mem_DF): Align address.
840 (frvbf_read_imem_USI): Align address.
841 (frvbf_mem_set_HI): Align address.
842 (frvbf_mem_set_SI): Align address.
843 (frvbf_mem_set_DI): Align address.
844 (frvbf_mem_set_DF): Align address.
845 (frvbf_mem_set_XI): Align address.
846 * registers.c (frv_spr): Initialize FSR0.NS to 1.
847 (fr500_spr): Initialize FSR0.NS to 1.
848 * interrupts.c (frv_queue_mem_address_not_aligned_interrupt): Check
849 whether the exception is masked.
850 * frv.c (frvbf_load_quad_GR): Align address.
851 (frvbf_store_quad_GR): Align address.
852 (frvbf_load_quad_FRint): Align address.
853 (frvbf_store_quad_FRint): Align address.
854 (frvbf_load_quad_CPR): Align address.
855 (frvbf_store_quad_CPR): Align address.
856 * frv-sim.h (GET_ISR_EMAM): New macro.
857
8582000-03-08 Dave Brolley <[email protected]>
859
860 * traps.c (frvbf_division_exception): Check for masked overflow and
861 set NE flags, if necessary.
862 (frvbf_check_recovering_store): Queue writes to the hardware.
863 (check_registers_available): Removed.
864 (which_registers_available): Call frv_{fr,gr}_registers_available.
865 (frvbf_clear_ne_flags): Call check_register_access.
866 (frvbf_commit): Call check_register_access.
867 * registers.h (frv_fr_registers_available): New function.
868 (frv_gr_registers_available): New function.
869 (frv_check_register_access): New function.
870 (frv_check_gr_access): New function.
871 (frv_check_fr_access): New function.
872 * registers.c (frv_spr): Correct initial value of ISR.
873 (fr500_spr): Correct initial value of ISR.
874 (frv_fr_registers_available): New function.
875 (frv_gr_registers_available): New function.
876 (frv_check_register_access): New function.
877 (frv_check_gr_access): New function.
878 (frv_check_fr_access): New function.
879 * interrupts.c (frv_queue_division_exception_interrupt): New function.
880 (set_isr_exception_fields): New function.
881 (set_exception_status_registers): Set ISR fields for division exception.
882 (frv_save_data_written_for_interrupts): Handle CGEN_FN_SF_WRITE.
883 * frv.c (frvbf_h_gr_get_handler): New function.
884 (frvbf_h_gr_set_handler): New function.
885 (frvbf_h_fr_get_handler): New function.
886 (frvbf_h_fr_set_handler): New function.
887 (frvbf_h_spr_get_handler): Remove special handling for ISR.
888 (frvbf_h_spr_set_handler): Remove special handling for ISR.
889 (spr_isr_get_handler): Removed.
890 (spr_isr_set_handler): Removed.
891 (frvbf_signed_integer_divide): New funciton.
892 (frvbf_unsigned_integer_divide): New funciton.
893 * frv-sim.h (frvbf_h_gr_get_handler): New function.
894 (frvbf_h_gr_set_handler): New function.
895 (frvbf_h_fr_get_handler): New function.
896 (frvbf_h_fr_set_handler): New function.
897 (frvbf_signed_integer_divide): New funciton.
898 (frvbf_unsigned_integer_divide): New funciton.
899 (frv_dtt): New enumeration.
900 (struct frv_interrupt_queue_element): Add dtt member.
901 (GET_ISR): New macro.
902 (SET_ISR): New macro.
903 (GET_ISR_EDEM): New macro.
904 (SET_ISR_DTT): New macro.
905 (SET_ISR_AEXC): New macro.
906 (frvbf_division_exception): Add 2 'int' arguments.
907 (frvbf_check_non_excepting_divide): Removed.
908 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
909
9102000-02-29 Dave Brolley <[email protected]>
911
912 * traps.c (frv_itrap): Use GET_H_GR, SET_H_GR, GET_H_FR.
913 (frv_rett): Use hardware access macros. Write PSR as a whole.
914 (next_available_nesr): Check that NECR is valid.
915 (next_valid_nesr): Check that NECR is valid.
916 (frvbf_check_non_excepting_load): User new NECR access macros. Don't
917 call hardware access functions. Use cover macros.
918 (check_registers_available): New function.
919 (clear_nesr_near): Check register availability.
920 (clear_ne_flags): Check register availability.
921 (frvbf_clear_ne_flags): Check register availability.
922 (frvbf_commit): Check register availability.
923 (which_registers_available): New function.
924 * sim-main.h (registers.h): #include it.
925 (register_control): New cpu field.
926 (CPU_REGISTER_CONTROL): New macro.
927 * reset.c (frv_initialize): Set HSR0 fields for cache here.
928 (frv_power_on_reset): Initialize SPR registers and RSTR.
929 (frv_hardware_reset): Initialize SPR registers and RSTR.
930 (frv_software_reset): Reset SPR registers and RSTR.
931 * options.c (frv_option_handler): Don't set HSR0 fields for cache here.
932 Call frv_cache_init.
933 * mloop.in (main loop): Check for insn access interrupts before
934 executing the insn.
935 * interrupts.c (frv_queue_external_interrupt): Use GET_H_PSR_ET.
936 (frv_detect_insn_access_interrupts): Don't call hardware access
937 functions directly. Use cover macros.
938 (check_reset): Don't reset RSTR here.
939 (next_available_esr): ESFR -> ESFR_FLAG.
940 (next_available_edr): ESFR -> ESFR_FLAG.
941 (clear_exception_status_registers): Use GET_ESFR and SET_ESFR.
942 ESFR -> ESFR_FLAG.
943 (frv_break_interrupt): Don't call hardware access functions directly.
944 Use cover macros.
945 (frv_program_or_software_interrupt): Ditto.
946 (frv_external_interrupt): Ditto.
947 * frv.c (frvbf_fetch_register): Don't call 'get' functions directly.
948 (frvbf_store_register): Don't call 'set' functions directly.
949 (frvbf_h_gr_double_get_handler): Use GET_H_GR.
950 (frvbf_h_gr_double_set_handler): Use SET_H_GR.
951 (frvbf_h_fr_double_get_handler): Use GET_H_FR.
952 (frvbf_h_fr_double_set_handler): Use SET_H_FR.
953 (frvbf_h_fr_int_get_handler): Use GET_H_FR.
954 (frvbf_h_fr_int_set_handler): Use SET_H_FR.
955 (frvbf_h_cpr_double_get_handler): Use GET_H_CPR.
956 (frvbf_h_cpr_double_set_handler): Use SET_H_CPR.
957 (frvbf_h_gr_quad_set_handler): Use SET_H_GR.
958 (frvbf_h_fr_quad_set_handler): Use SET_H_FR.
959 (frvbf_h_spr_get_handler): Check SPR access. Call renamed functions.
960 Support shadow registers.
961 (frvbf_h_spr_set_handler): Check SPR access. Call renamed functions.
962 Support shadow registers.
963 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
964 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
965 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
966 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
967 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
968 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
969 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
970 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
971 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
972 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
973 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
974 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
975 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
976 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
977 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
978 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
979 (frvbf_h_psr_esr_set_handler): Update to conform to FRV architecture
980 version 1.3a.
981 (spr_ccr_get_handler): Don't reference the hardware directly.
982 (spr_ccr_set_handler): Don't reference the hardware directly.
983 (spr_cccr_get_handler): Don't reference the hardware directly.
984 (spr_cccr_set_handler): Don't reference the hardware directly.
985 (spr_sr_get_handler): New function.
986 (spr_sr_set_handler): New function.
987 (frvbf_switch_supervisor_user_context): Temporarily switch to
988 supervisor mode.
989 (frvbf_store_quad_GR): Don't call handler directly.
990 (frvbf_store_quad_FRint): Don't call handler directly.
991 (frvbf_store_quad_CPR): Don't call handler directly.
992 (frvbf_clear_all_accumulators): Removed.
993 (frvbf_clear_accumulators): New function.
994 (frvbf_model_fr500_u_media): Expand busy_adjustment to 8 members.
995 Account for in_ACCGi and out_ACCGk.
996 * frv-sim.h (RSTR_HARDWARE_RESET): New macro.
997 (RSTR_SOFTWARE_RESET): New macro.
998 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
999 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1000 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1001 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1002 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1003 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1004 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1005 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1006 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1007 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1008 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1009 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1010 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1011 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1012 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1013 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1014 (frvbf_clear_all_accumulators): Removed.
1015 (frvbf_clear_accumulators): New function.
1016 (GET_HSR0): Use GET_H_SPR.
1017 (SET_HSR0): Use SET_H_SPR.
1018 (CLEAR_HSR0_ICE): New macro.
1019 (CLEAR_HSR0_DCE): New macro.
1020 (GET_IHSR8): Use GET_H_SPR.
1021 (GET_PSR): New macro.
1022 (SET_PSR_ET): New macro.
1023 (GET_PSR_PS): New macro.
1024 (SET_PSR_S): New macro.
1025 (GET_ESFR): Changed to reference entire register.
1026 (SET_ESFR): Changed to reference entire register.
1027 (GET_ESFR_FLAG): New macro.
1028 (SET_ESFR_FLAG): New macro.
1029 (NECR_ELOS): Removed.
1030 (NECR_NEN): Removed.
1031 (NECR_VALID): Removed.
1032 (GET_NECR): New macro.
1033 (GET_NECR_ELOS): New macro.
1034 (GET_NECR_NEN): New macro.
1035 (GET_NECR_VALID): New macro.
1036 (NESR_RANGE): Removed.
1037 (GET_NESR): Use GET_H_SPR.
1038 (GET_NE_FLAGS): Use GET_H_SPR.
1039 * cache.h (CACHE_INITIALIZED): New macro.
1040 * Makefile.in (SIM_OBJS): Add registers.o.
1041 (SIM_EXTRA_DEPS): Add registers.h.
1042 (registers.o): New target.
1043 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1044
10452000-02-17 Dave Brolley <[email protected]>
1046
1047 * interrupts.c (frv_interrupt_table): Update priority order and handler
1048 offsets to conform to the architecture version 1.3a.
1049 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1050 to the architecture version 1.3a.
1051
10522000-02-17 Dave Brolley <[email protected]>
1053
1054 * interrupts.c (frv_interrupt_table): Update priority order and handler
1055 offsets to conform to the latest specifications.
1056 (frv_queue_interrupt): Correct comment. Identical interrupts can be
1057 queued. New variable 'iclass' used to test for external interrupts.
1058 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1059 to the latest specifications.
1060
10612000-01-20 Dave Brolley <[email protected]>
1062
1063 * sim-if.c (sim_open): Move frv-specific initialization to
1064 frv_initialize in reset.c.
1065 * interrupts.c (check_reset): Use RSTR_ADDRESS. Check and reset RSTR
1066 status bits for hardware vs software reset.
1067 * reset.c: New file.
1068 * frv-sim.h (frv_initialize): New function.
1069 (frv_power_on_reset): New function.
1070 (frv_hardware_reset): New function.
1071 (frv_software_reset): New function.
1072 (RSTR_ADDRESS): New macro.
1073 (RSTR_INITIAL_VALUE): New macro.
1074 (GET_RSTR_HR): New macro.
1075 (GET_RSTR_SR): New macro.
1076 (SET_RSTR_H): New macro.
1077 (SET_RSTR_S): New macro.
1078 (CLEAR_RSTR_P): New macro.
1079 (CLEAR_RSTR_H): New macro.
1080 (CLEAR_RSTR_S): New macro.
1081 (CLEAR_RSTR_HR): New macro.
1082 (CLEAR_RSTR_SR): New macro.
1083
10842000-01-03 Dave Brolley <[email protected]>
1085
1086 * mloop.in (execute): Only call modeling function if the pointer is not
1087 NULL.
1088 * frv.c (frvbf_model_insn_after): Only access FR500_MODEL_DATA for
1089 fr500.
1090
10912000-01-03 Dave Brolley <[email protected]>
1092
1093 * options.c (OPTION_FRV_MEMORY_LATENCY): New enumerator.
1094 (frv_options): Add --memory-latency.
1095 (frv_option_handler): Handle FRV_OPTION_MEMORY_LATENCY.
1096 * mloop.in (@cpu@_simulate_insn_prefetch): Use cache memory_latency.
1097 * frv.c (SET_ACC_USE_IS_MEDIA_P1): operate on d->curr_acc_p1
1098 (SET_ACC_USE_NOT_MEDIA_P1): operate on d->curr_acc_p1
1099 (SET_ACC_USE_IS_MEDIA_P2): operate on d->curr_acc_p1
1100 (SET_ACC_USE_NOT_MEDIA_P2): operate on d->curr_acc_p1
1101 (update_latencies): Only clear usage flags if the register has no
1102 target latency.
1103 (frvbf_model_insn_before): Update cur_acc_p1 and cur_acc_p2. Use | (or)
1104 not |= (or assgnment).
1105 (frvbf_model_insn_after): Print post processing wait for all insns.
1106 Update prev_acc_p1 and prev_acc_p2.
1107 (frvbf_model_fr500_u_gr_load_store): Use cache memory_latency.
1108 (frvbf_model_fr500_u_fr_load_store): Use cache memory_latency.
1109 (frvbf_model_fr500_u_swap): Use cache memory_latency.
1110 (frvbf_model_fr500_u_media): Use busy_adjustment[4] for out_ACC40Sk.
1111 (frvbf_model_fr500_u_media): Use busy_adjustment[5] for out_ACC40Uk.
1112 (frvbf_model_fr500_u_media_quad_arith): New function.
1113 (frvbf_model_fr500_u_media_dual_mul): New function.
1114 (frvbf_model_fr500_u_media_quad_mul): New function.
1115 (frvbf_model_fr500_u_media_quad_complex): New function.
1116 (frvbf_model_fr500_u_media_dual_expand): New function.
1117 (frvbf_model_fr500_u_media_dual_unpack): New function.
1118 (frvbf_model_fr500_u_media_dual_btoh): New function.
1119 (frvbf_model_fr500_u_media_dual_htob): New function.
1120 (frvbf_model_fr500_u_media_dual_btohe): New function.
1121 (frv_ref_SI): New function.
1122 * cache.h (FRV_CACHE): Add memory_latency field.
1123 * cache.c (frv_cache_init): Initialize memory_latency.
1124 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1125
11261999-12-17 Dave Brolley <[email protected]>
1127
1128 * sim-if.c (sim_open): Initialize insn prefetch and reset register.
1129 * options.c (OPTIONS_FRV_PROFILE_CACHE): New enumeration.
1130 (OPTIONS_FRV_PROFILE_PARALLEL): New enumeration.
1131 (OPTIONS_FRV_TIMER): New enumeration.
1132 (frv_options): Add --profile-cache, --profile-parallel, --timer.
1133 (frv_option_handler): Override common implementation of -p. Handle
1134 --profile-cache, --profile-parallel, --timer.
1135 * mloop.in (execute): Call profiling functions if the timer interrupt
1136 is enabled.
1137 (@cpu@_simulate_insn_prefetch): New function.
1138 (main loop): Call @cpu@_simulate_insn_prefetch.
1139 * interrupts.c (frv_queue_interrupt): Don't queue two external
1140 interrupts of the same priority.
1141 (frv_queue_external_interrupt): New function.
1142 (frv_external_interrupt): New function.
1143 (handle_interrupt): Handle external interrupts.
1144 (check_reset): New function.
1145 (frv_process_interrupts): Call check_reset.
1146 * frv.c: Include "bfd.h"
1147 (frvbf_h_psr_get_handler): Set the PIL field.
1148 (frvbf_h_psr_set_handler): Get the PIL field.
1149 (DUAL_REG): New macro.
1150 (DUAL_DOUBLE): New macro.
1151 (SET_USE_IS_FPOP): New macro.
1152 (SET_USE_NOT_FPOP): New macro.
1153 (USE_IS_FPOP): New macro.
1154 (SET_USE_IS_MEDIA): New macro.
1155 (SET_USE_NOT_MEDIA): New macro.
1156 (USE_IS_MEDIA_P1): New macro.
1157 (SET_USE_IS_MEDIA_P1): New macro.
1158 (SET_USE_NOT_MEDIA_P1): New macro.
1159 (SET_USE_IS_MEDIA_P2): New macro.
1160 (SET_USE_NOT_MEDIA_P2): New macro.
1161 (USE_IS_MEDIA_P2): New macro.
1162 (SET_ACC_USE_IS_MEDIA_P1): New macro.
1163 (SET_ACC_USE_NOT_MEDIA_P1): New macro.
1164 (ACC_USE_IS_MEDIA_P1): New macro.
1165 (SET_ACC_USE_IS_MEDIA_P2): New macro.
1166 (SET_ACC_USE_NOT_MEDIA_P2): New macro.
1167 (ACC_USE_IS_MEDIA_P2): New macro.
1168 (RESOURCE_IDIV): New macro.
1169 (RESOURCE_FDIV): New macro.
1170 (RESOURCE_SQRT): New macro.
1171 (fr_busy_adjust): New array.
1172 (acc_busy_adjust): New array.
1173 (apply_latency_adjustments): New function.
1174 (update_latencies): New function.
1175 (handle_wait_cycles): New function.
1176 (handle_resource_wait): New function.
1177 (update_target_latencies): New function.
1178 (frvbf_model_insn_before): Add resource latency to cycle counts.
1179 (frvbf_model_insn_after): Add resource latency to cycle counts.
1180 (update_GR_latency): New function.
1181 (update_GRdouble_latency): New function.
1182 (update_FR_latency): New function.
1183 (update_FRdouble_latency): New function.
1184 (decrease_ACC_busy): New function.
1185 (decrease_FR_busy): New function.
1186 (increase_FR_busy): New function.
1187 (update_ACC_latency): New function.
1188 (update_CCR_latency): New function.
1189 (update_idiv_resource_latency): New function.
1190 (update_fdiv_resource_latency): New function.
1191 (update_fsqrt_resource_latency): New function.
1192 (vliw_wait_for_GR): New function.
1193 (vliw_wait_for_GRdouble): New function.
1194 (vliw_wait_for_FR): New function.
1195 (vliw_wait_for_FRdouble): New function.
1196 (vliw_wait_for_CCR): New function.
1197 (vliw_wait_for_ACC): New function.
1198 (vliw_wait_for_idiv_resource): New function.
1199 (vliw_wait_for_fdiv_resource): New function.
1200 (vliw_wait_for_fsqrt_resource): New function.
1201 (enforce_full_fr_latency): New function.
1202 (frvbf_model_fr500_u_exec): New function.
1203 (frvbf_model_fr500_u_integer): New function.
1204 (frvbf_model_fr500_u_imul): New function.
1205 (frvbf_model_fr500_u_idiv): New function.
1206 (frvbf_model_fr500_u_branch): New function.
1207 (frvbf_model_fr500_u_set_hilo): New function.
1208 (frvbf_model_fr500_u_gr_load_store): New function.
1209 (frvbf_model_fr500_u_fr_load_store): New function.
1210 (frvbf_model_fr500_u_swap): New function.
1211 (frvbf_model_fr500_u_fr2fr): New function.
1212 (frvbf_model_fr500_u_fr2gr): New function.
1213 (frvbf_model_fr500_u_spr2gr): New function.
1214 (frvbf_model_fr500_u_gr2fr): New function.
1215 (frvbf_model_fr500_u_gr2spr): New function.
1216 (post_wait_for_FR): New function.
1217 (post_wait_for_FRdouble): New function.
1218 (post_wait_for_ACC): New function.
1219 (post_wait_for_CCR): New function.
1220 (post_wait_for_fdiv): New function.
1221 (post_wait_for_fsqrt): New function.
1222 (adjust_float_register_busy): New function.
1223 (adjust_double_register_busy): New function.
1224 (restore_float_register_busy): New function.
1225 (restore_double_register_busy): New function.
1226 (frvbf_model_fr500_u_float_arith): New function.
1227 (frvbf_model_fr500_u_float_dual_arith): New function.
1228 (frvbf_model_fr500_u_float_div): New function.
1229 (frvbf_model_fr500_u_float_sqrt): New function.
1230 (frvbf_model_fr500_u_float_compare): New function.
1231 (frvbf_model_fr500_u_float_dual_compare): New function.
1232 (frvbf_model_fr500_u_float_convert): New function.
1233 (frvbf_model_fr500_u_media): New function.
1234 (frvbf_model_fr500_u_barrier): New function.
1235 (frvbf_model_fr500_u_membar): New function.
1236 * frv-sim.h (LEUINT): New macro.
1237 (GET_HSR0_SA): New macro.
1238 (struct frv_interrupt_timer): New struct.
1239 (struct frv_interrupt_state): Add timer fiield.
1240 (frv_queue_external_interrupt): New function.
1241 (frv_external_interrupt): New function.
1242 (frv_profile_info): New function.
1243 (PROFILE_CACHE_IDX): New enumerator.
1244 (PROFILE_PARALLEL_IDX): New enumerator.
1245 (PROFILE_cache): New macro.
1246 (PROFILE_parallel): New macro.
1247 (WITH_PROFILE_CACHE_P): New macro.
1248 (WITH_PROFILE_PARALLEL_P): New macro.
1249 * cache.h (FRV_CACHE): Add last_was_hit field.
1250 * cache.c (get_tag): Use new last_was_hit field.
1251 (frv_cache_read): Ditto.
1252 (frv_cache_write): Ditto.
1253 * arch.h,cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1254
12551999-12-13 Dave Brolley <[email protected]>
1256
1257 * frv.c (frvbf_h_spr_set_handler): Handle accumulator guards.
1258 (frvbf_clear_all_accumulators): Pass frvbf_h_acc40S_set to
1259 sim_queue_fn_di_write.
1260 (frvbf_media_cut_ss): New function.
1261 * frv-sim.h (frvbf_media_cut_ss): New function.
1262 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1263
12641999-12-13 Dave Brolley <[email protected]>
1265
1266 * pipeline.c (check_insn_major_constraints): F-4, F-8 and M-8 have
1267 no constraints.
1268 * interrupts.c (frv_queue_illegal_instruction_interrupt): Use
1269 FRV_IS_FLOAT_INSN and FRV_IS_MEDIA_INSN.
1270 (frv_detect_insn_access_interrupts): Use FRV_IS_FLOAT_INSN and
1271 FRV_IS_MEDIA_INSN.
1272 * frv.c (frvbf_model_simple_u_exec): New function.
1273 * frv-sim.h (FRV_IS_FLOAT_INSN): Range includes F-8.
1274 (FRV_IS_MEDIA_INSN): Range includes M-8.
1275
1276 * Makefile.in (stamp-cpu): add 'simple' to the list of machines.
1277 * arch.c,arch.h,cpu.h,cpuall.h,decode.c,decode.h,model.c,sem.c:
1278 Regenerate.
1279
12801999-12-10 Dave Brolley <[email protected]>
1281
1282 * traps.c (check_registers_available): New function.
1283 (clear_ne_flags): Generate register_exception if register(s) not
1284 available.
1285 (frvbf_commit): Generate register_exception if register(s) not
1286 available.
1287 * interrupts.c (frv_program_or_software_interrupt): No need to copy
1288 GR4-GR7 to SR0-SR4.
1289 * frv.c (frvbf_h_psr_set_handler): Special handling for PSR.S and
1290 PSR.ESR.
1291 (frvbf_h_psr_s_set_handler): New function.
1292 (frvbf_h_psr_esr_set_handler): New function.
1293 (frvbf_switch_supervisor_user_context): New function.
1294 (frvbf_scan_result): Reflect latest ISA.
1295 * frv-sim.h (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 (GET_HSR0_FRN): New Macro.
1299 (GET_HSR0_GRN): New Macro.
1300 (GET_HSR0_FRHE): New Macro.
1301 (GET_HSR0_FRLE): New Macro.
1302 (GET_HSR0_GRHE): New Macro.
1303 (GET_HSR0_GRLE): New Macro.
1304 (frv_ec): New value for FRV_EC_COMMIT_EXCEPTION.
1305 (GET_ESFR): New bit ordering.
1306 (SET_ESFR): New bit ordering.
1307 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1308
13091999-12-10 Michael Meissner <[email protected]>
1310
1311 * Makefile.in (sim-if.o): Add eng.h dependency.
1312
13131999-12-09 Dave Brolley <[email protected]>
1314
1315 * mloop.in (execute): Pass sc->first_insn_p to @cpu@_model_insn_before.
1316 Pass sc->last_insn_p to @cpu@_model_insn_before.
1317 (main loop): Compute sc->first_insn_p.
1318 * frv.c (frvbf_model_insn_before): Set state variables.
1319 (frvbf_model_insn_after): Count basic cycles. Set state variables.
1320 (frvbf_model_fr500_u_integer): Remove.
1321 * arch.h,cpu.h,decode.h,model.c: Regenerate.
1322
13231999-12-07 Dave Brolley <[email protected]>
1324
1325 * sim-main.h (cache.h): Include it.
1326 (insn_cache): New member.
1327 (data_cache): New member.
1328 (CPU_INSN_CACHE): New macro.
1329 (CPU_DATA_CACHE): New macro.
1330 * sim-if.c (WANT_CPU): New macro.
1331 (WANT_CPU_FRVBF): New macro.
1332 (sim_open): Call sim_add_option_table. Call frv_cache_init for the
1333 data and insn caches for each cpu.
1334 (sim_close): Call frv_cache_term for the insn and data caches of each
1335 cpu.
1336 * mloop.in (extract): Read insn from the cache.
1337 (main loop): Access the insn cache in order to maintain stats.
1338 * memory.c (data_non_cache_access): New function.
1339 (insn_non_cache_access): New function.
1340 (frvbf_read_mem_QI): Attempt to read from the cache first.
1341 (frvbf_read_mem_UQI): Ditto.
1342 (frvbf_read_mem_HI): Ditto.
1343 (frvbf_read_mem_UHI): Ditto.
1344 (frvbf_read_mem_SI): Ditto.
1345 (frvbf_read_mem_DI): Ditto.
1346 (frvbf_read_mem_DF): Ditto.
1347 (frvbf_read_imem_USI): New function.
1348 (frvbf_write_mem_QI): Write through the cache is it is enabled.
1349 (frvbf_write_mem_UQI): Ditto.
1350 (frvbf_write_mem_HI): Ditto.
1351 (frvbf_write_mem_UHI): Ditto.
1352 (frvbf_write_mem_SI): Ditto.
1353 (frvbf_write_mem_DI): Ditto.
1354 (frvbf_write_mem_DF): Ditto.
1355 (frvbf_mem_set_QI): New function.
1356 (frvbf_mem_set_HI): New function.
1357 (frvbf_mem_set_SI): New function.
1358 (frvbf_mem_set_DI): New function.
1359 (frvbf_mem_set_DF): New function.
1360 (frvbf_mem_set_XI): New function.
1361 * interrupts.c (frv_save_data_written_for_interrupts): Handle
1362 CGEN_FN_MEM_QI_WRITE,
1363 CGEN_FN_MEM_HI_WRITE, CGEN_FN_MEM_SI_WRITE, CGEN_FN_MEM_DI_WRITE,
1364 CGEN_FN_MEM_DF_WRITE, CGEN_FN_MEM_XI_WRITE.
1365 * frv.c (frvbf_load_quad_GR): Call frvbf_read_mem_SI.
1366 Call sim_queue_fn_mem_xi_write.
1367 (frvbf_load_quad_FRint): Call frvbf_read_mem_SI.
1368 Call sim_queue_fn_mem_xi_write.
1369 (frvbf_load_quad_CPR): Call frvbf_read_mem_SI.
1370 Call sim_queue_fn_mem_xi_write.
1371 (frvbf_insn_cache_preload): New function.
1372 (frvbf_data_cache_preload): New function.
1373 (frvbf_insn_cache_unlock): New function.
1374 (frvbf_data_cache_unlock): New function.
1375 (frvbf_insn_cache_invalidate): New function.
1376 (frvbf_data_cache_invalidate): New function.
1377 (frvbf_data_cache_flush): New function.
1378 * frv-sim.h (sim-options.h): Include it.
1379 (GET_HSR0): New macro.
1380 (SET_HSR0): New macro.
1381 (GET_HSR0_ICE): New macro.
1382 (SET_HSR0_ICE): New macro.
1383 (GET_HSR0_DCE): New macro.
1384 (SET_HSR0_DCE): New macro.
1385 (GET_HSR0_CBM): New macro.
1386 (GET_HSR0_RME): New macro.
1387 (GET_IHSR8): New macro.
1388 (GET_IHSR8_NBC): New macro.
1389 (frvbf_insn_cache_preload): New function.
1390 (frvbf_data_cache_preload): New function.
1391 (frvbf_insn_cache_unlock): New function.
1392 (frvbf_data_cache_unlock): New function.
1393 (frvbf_insn_cache_invalidate): New function.
1394 (frvbf_data_cache_invalidate): New function.
1395 (frvbf_data_cache_flush): New function.
1396 (insn_non_cache_access): New function.
1397 (frvbf_read_imem_USI): New function.
1398 (frvbf_mem_set_QI): New function.
1399 (frvbf_mem_set_HI): New function.
1400 (frvbf_mem_set_SI): New function.
1401 (frvbf_mem_set_DI): New function.
1402 (frvbf_mem_set_DF): New function.
1403 (frvbf_mem_set_XI): New function.
1404 (frv_options): FRV specific command line options.
1405 * Makefile.in (SIM_OBJS): Add options.o and cache.o.
1406 (SIM_EXTRA_DEPS): Add $(sim-options_h).
1407 (cache.o): New target.
1408 (options.o): New target.
1409 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1410 * cache.h: New file.
1411 * cache.c: New file.
1412 * options.c: New file.
1413
14141999-11-29 Dave Brolley <[email protected]>
1415
1416 * traps.c (frvbf_check_non_excepting_load): Use new NE_FLAG macros.
1417 (frvbf_check_non_excepting_divide): Ditto.
1418 (clear_ne_flags): Ditto
1419 (frvbf_commit): Ditto.
1420 * pipeline.c (frv_pipeline_add_insn): Clear the NE index for all insns.
1421 * mloop.in (_parallel_write_init): Clear NE flags here.
1422 * interrupts.c (frv_queue_fp_exception_interrupt): Set NE flags here
1423 for non excepting insns. Also check for masked interrupts here.
1424 (frv_process_interrupts): Write NE flags here.
1425 (set_fp_exception_registers): No longer check for masked interrupts
1426 here.
1427 (check_for_compound_interrupt): No need to worry about masked
1428 interrupts.
1429 * frv-sim.h (frv_interrupt_state): Add f_ne_flags member.
1430 (GET_NE_FLAGS): New macro.
1431 (SET_NE_FLAGS): New macro.
1432 (GET_NE_FLAG): Operate on accumulated argument.
1433 (SET_NE_FLAG): Operate on accumulated argument.
1434 (CLEAR_NE_FLAG): Operate on accumulated argument.
1435 * Makefile.in (FRVBF_INCLUDE_DEPS): Add $(SIM_EXTRA_DEPS)
1436 (frv.o): Correct dependencies.
1437 (traps.o): Ditto.
1438 (pipeline.o): Ditto.
1439 (interrupts.o): Ditto.
1440 (memory.o): Ditto.
1441 * sem.c: Regenerate.
1442
14431999-11-26 Dave Brolley <[email protected]>
1444
1445 * traps.c (frvbf_fpu_error): Only call frv_queue_fp_exception if
1446 there is an exception indicated in the mask.
1447 * pipeline.c (frv_pipeline_add_insn): Clear ne_index in the interrupt
1448 state when adding a floating point insn to the pipeline.
1449 * interrupts.c (set_fp_exception_registers): Set NE flag for
1450 non-excepting insns.
1451 * frv-sim.h (frvbf_h_fr_double_get_handler): Mode of data is DF.
1452 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1453 (frvbf_h_fr_int_get_handler): New function.
1454 (frvbf_h_fr_int_set_handler): New function.
1455 (frvbf_set_ne_index): New function.
1456 (NE_NOFLAG): New macro.
1457 (frv_interrupt_state): Add ne_index member.
1458 * frv.c (frvbf_h_fr_double_get_handler): Mode of data is DF.
1459 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1460 (frvbf_h_fr_int_get_handler): New function.
1461 (frvbf_h_fr_int_set_handler): New function.
1462 (frvbf_set_ne_index): New function.
1463 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1464
14651999-11-24 Dave Brolley <[email protected]>
1466
1467 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1468
14691999-11-23 Dave Brolley <[email protected]>
1470
1471 * frv-sim.h (frvbf_media_cut): New function.
1472 * frv.c (frvbf_media_cut): New function.
1473 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1474
14751999-11-22 Dave Brolley <[email protected]>
1476
1477 * frv-sim.h (frvbf_clear_all_accumulators): New function.
1478 * frv.c.h (frvbf_clear_all_accumulators): New function.
1479 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1480
14811999-11-18 Dave Brolley <[email protected]>
1482
1483 * pipeline.c (frv_pipeline_add_insn): Only clear MSR0 and FSR0 fields
1484 if this is the first insn of its class in the pipeline.
1485 * frv-sim.h (frvbf_media_register_not_aligned): New function.
1486 * traps.c (frvbf_media_register_not_aligned): New function.
1487 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1488
14891999-11-17 Dave Brolley <[email protected]>
1490
1491 * pipeline.c (frv_pipeline_add_insn): Clear MSRx.SIE fields.
1492 * frv-sim.h (OR_MSR_SIE): New macro.
1493 (CLEAR_MSR_SIE): New macro.
1494 (frvbf_media_overflow): Now takes sie argument.
1495 (frv_set_mp_exception_registers): Now takes sie argument.
1496 * interrupts.c (frv_set_mp_exception_registers): Now takes sie argument.
1497 Set MSRx.SIE field.
1498 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1499
15001999-11-15 Dave Brolley <[email protected]>
1501
1502 * traps.c (frv_mtrap): New function.
1503 (frvbf_media_cr_not_aligned): New function.
1504 (frvbf_media_acc_not_aligned): New function.
1505 (frvbf_media_overflow): New function.
1506 * pipeline.c (frv_pipeline_add_insn): Clear MSR fields.
1507 * interrupts.c: Call frv_set_mp_exception_registers.
1508 (frv_set_mp_exception_registers): New function.
1509 * frv-sim.h (frv_msr_mtt): New enumeration.
1510 (GET_MSR): New macro.
1511 (SET_MSR): New macro.
1512 (GET_MSR_AOVF): New macro.
1513 (SET_MSR_AOVF): New macro.
1514 (GET_MSR_OVF): New macro.
1515 (SET_MSR_OVF): New macro.
1516 (CLEAR_MSR_OVF): New macro.
1517 (GET_MSR_MTT): New macro.
1518 (SET_MSR_MTT): New macro.
1519 (frv_set_mp_exception_registers): New function.
1520 (frv_mtrap): New function.
1521 (FRV_IS_MEDIA_INSN): New macro.
1522 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1523
15241999-11-10 Dave Brolley <[email protected]>
1525
1526 * sim-main.h (_sim_cpu): Add debug_state member.
1527 * mloop.in (_parallel_write_queued): Clear data_written.length.
1528 * interrupts.c (frv_interrupt_table): Offset of BREAK_EXCEPTION
1529 handler is 0xff.
1530 (frv_queue_break_interrupt): New function.
1531 (frv_break_interrupt): New function.
1532 (handle_interrupt): Handle break_interrupt.
1533 (frv_non_operating_interrupt): Now takes interrupt_kind.
1534 * frv-sim.h (frv_queue_break_interrupt): New function.
1535 (frv_break_interrupt): New function.
1536 (frv_break): New function.
1537 (frv_non_operating_interrupt): Now takes interrupt_kind.
1538 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1539
15401999-11-09 Dave Brolley <[email protected]>
1541
1542 * pipeline.c (frv_pipeline_add_insn): Clear FSR0.FTT when adding
1543 a floating point insn.
1544 * traps.c (frvbf_fpu_error): Map fpu status to frv interrupts.
1545 * interrupts.c (frv_queue_illegal_instruction_interrupt): Call
1546 frv_queue_fp_exception_interrupt.
1547 (frv_queue_fp_exception_interrupt): New function.
1548 (next_available_fq): New function.
1549 (set_fp_exception_registers): New function.
1550 (set_exception_status_registers): Now returns 1 if interrupt not masked.
1551 (check_for_compound_interrupt): Now returns NULL if interrupt masked.
1552 (frv_program_interrupt): Don't process interrupt if it is masked.
1553 * frv.c (frvbf_h_fr_double_get_handler): Call
1554 frv_queue_fp_exception_interrupt.
1555 (frvbf_h_fr_double_set_handler): Call frv_queue_fp_exception_interrupt.
1556 (frvbf_h_fr_quad_set_handler): Call frv_queue_fp_exception_interrupt.
1557 (frvbf_store_quad_FRint): Call frv_queue_fp_exception_interrupt.
1558 * frv-sim.h: Get/set hardware directly in GET/SET macros.
1559 (frv_fp_exception_info): New struct type.
1560 (frv_interrupt_queue_element): Add fp_info member.
1561 (frv_fsr_traps): New enumeration.
1562 (frv_fsr_ftt): New enumeration.
1563 (frv_sie): New enumeration.
1564 (frv_miv): New enumeration.
1565 (GET_FSR): New macro.
1566 (SET_FSR): New macro.
1567 (GET_FSR_TEM): New macro.
1568 (SET_FSR_QNE): New macro.
1569 (SET_FSR_FTT): New macro.
1570 (GET_FSR_AEXC): New macro.
1571 (SET_FSR_AEXC): New macro.
1572 (GET_FQ): New macro.
1573 (SET_FQ): New macro.
1574 (SET_FQ_OPC): New macro.
1575 (SET_FQ_MIV): New macro.
1576 (SET_FQ_SIE): New macro.
1577 (SET_FQ_FTT): New macro.
1578 (SET_FQ_CEXC): New macro.
1579 (GET_FQ_VALID): New macro.
1580 (SET_FQ_VALID): New macro.
1581 (frv_queue_fp_exception_interrupt): New function.
1582 (FRV_IS_FLOAT_INSN): New macro.
1583
15841999-11-04 Dave Brolley <[email protected]>
1585
1586 * traps.c (frvbf_fpu_error): No floating point errors need to be
1587 detected.
1588 * interrupts.c (clear_exception_status_registers): Clear 'valid' fields
1589 of the ESR registers too.
1590 (set_exception_status_registers): Don't set EAR for any precise
1591 interrupts. Register index should be 1 for insns in PIPE_I1. Clear
1592 ESR.EAV and ESR.EDV if not setting them. Set ESR.VALID.
1593 (non_operating_interrupt): No need for return code.
1594 (frv_program_or_software_interrupt): Process interrupt regardless
1595 of operating mode. If PSR.ET was not set at the start of processing,
1596 then stop the simulation with a message.
1597 (frv_save_data_written_for_interrupts): Handle CGEN_FN_XI_WRITE and
1598 CGEN_MEM_XI_WRITE.
1599 * frv.c (frvbf_h_gr_quad_set_handler): New function.
1600 (frvbf_h_fr_quad_set_handler): New function.
1601 (frvbf_h_cpr_quad_set_handler): New function.
1602 (frvbf_load_quad_GR): Renamed from frvbf_load_multiple_GR. Use new
1603 sim_queue_fn_xi_write.
1604 (frvbf_load_quad_FRint): Renamed from frvbf_load_multiple_GR. Use new
1605 sim_queue_fn_xi_write.
1606 (frvbf_load_quad_CPR): Renamed from frvbf_load_multiple_GR. Use new
1607 sim_queue_fn_xi_write.
1608 (frvbf_store_quad_GR): Renamed from frvbf_store_multiple_GR. Use new
1609 sim_queue_mem_xi_write.
1610 (frvbf_store_quad_FRint): Renamed from frvbf_store_multiple_GR. Use new
1611 sim_queue_mem_xi_write.
1612 (frvbf_store_quad_CPR): Renamed from frvbf_store_multiple_GR. Use new
1613 sim_queue_mem_xi_write.
1614 * frv-sim.h (frvbf_h_gr_quad_set_handler): New function.
1615 (frvbf_h_fr_quad_set_handler): New function.
1616 (frvbf_h_cpr_quad_set_handler): New function.
1617 (SET_ESR_VALID): New macro.
1618 (CLEAR_ESR_VALID): New macro.
1619 (CLEAR_ESR_EAV): New macro.
1620 (CLEAR_ESR_EDV): New macro.
1621 * sem.c: Regenerate.
1622
16231999-11-02 Dave Brolley <[email protected]>
1624
1625 * traps.c (frv_core_signal): Call
1626 frv_queue_mem_address_not_aligned_interrupt.
1627 * mloop.in (_parallel_write_queued): Call
1628 frv_save_data_written_for_interrupts.
1629 * frv.c (frvbf_h_gr_double_get_handler): Call
1630 frv_queue_register_exception_interrupt.
1631 (frvbf_h_cpr_double_get_handler): Call
1632 frv_queue_register_exception_interrupt.
1633 (frvbf_h_cpr_double_set_handler): Call
1634 frv_queue_register_exception_interrupt.
1635 (frvbf_load_multiple_GR): Call
1636 frv_queue_register_exception_interrupt.
1637 (frvbf_store_multiple_GR): Call
1638 frv_queue_register_exception_interrupt.
1639 (frvbf_load_multiple_CPR): Call
1640 frv_queue_register_exception_interrupt.
1641 (frvbf_store_multiple_CPR): Call
1642 frv_queue_register_exception_interrupt.
1643 (frvbf_h_tbr_get_handler): Fix TBR.TBA mask.
1644 * interrupts.c (frv_queue_software_interrupt): Now returns interrupt
1645 queue element.
1646 (frv_queue_program_interrupt): Now returns interrupt queue element.
1647 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
1648 element.
1649 (frv_queue_interrupt): Now returns interrupt queue element.
1650 (frv_queue_register_exception_interrupt): New function.
1651 (frv_queue_mem_address_not_aligned_interrupt): New function.
1652 (frv_save_data_written_for_interrupts): New function.
1653 (next_available_edr): EDR registers available in blocks of 4.
1654 (clear_exception_status_registers): New function.
1655 (set_exception_status_registers): Pass esr to SET_ESR* macros.
1656
1657 * frv-sim.h (struct frv_data_written): New struct type.
1658 (frv_interrupt_queue_element): Add data_written member.
1659 (frv_queue_software_interrupt): Now returns interrupt queue element.
1660 (frv_queue_program_interrupt): Now returns interrupt queue element.
1661 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
1662 element.
1663 (frv_queue_interrupt): Now returns interrupt queue element.
1664 (frv_queue_register_exception_interrupt): New function.
1665 (frv_queue_mem_address_not_aligned_interrupt): New function.
1666 (frv_save_data_written_for_interrupts): New function.
1667
16681999-10-27 Dave Brolley <[email protected]>
1669
1670 * interrupts.c (ITABLE_ENTRY): New macro.
1671 (frv_interrupt_table): Add exception codes.
1672 (next_available_esr): New function.
1673 (next_available_edr): New function.
1674 (set_edr_register): New function.
1675 (set_exception_status_registers): New function.
1676 (check_for_compound_interrupt): Record information on all interrupts
1677 found.
1678 (frv_program_interrupt): Always call check_for_compound_interrupt.
1679 * frv.c (frvbf_h_pc_set_handler): Removed.
1680 (frvbf_h_spr_get_handler): Handle LR register.
1681 (frvbf_h_spr_set_handler): Handle LR register.
1682 (frvbf_h_lr_get_handler): New function.
1683 (frvbf_h_lr_set_handler): New function.
1684 * frv-sim.h (frvbf_h_lr_get_handler): New function.
1685 (frvbf_h_lr_set_handler): New function.
1686 (frv_ec): New enumeration.
1687 (frv_interrupt): Add frv_ec field.
1688 (frv_rec): New enumeration.
1689 (frv_daec): New enumeration.
1690 (frv_interrupt_queue_element): Add eaddress, rec, iaec, daec fields.
1691 (SET_ESR_EC): New macro.
1692 (SET_ESR_REC): New macro.
1693 (SET_ESR_IAEC): New macro.
1694 (SET_ESR_DAEC): New macro.
1695 (SET_ESR_EAV): New macro.
1696 (GET_ESR_EDV): New macro.
1697 (SET_ESR_EDV): New macro.
1698 (GET_ESR_EDN): New macro.
1699 (SET_ESR_EDN): New macro.
1700 (GET_ESR): New macro.
1701 (SET_ESR): New macro.
1702 (SET_EPCR): New macro.
1703 (SET_EAR): New macro.
1704 (SET_EDR): New macro.
1705 (GET_ESFR): New macro.
1706 (SET_ESFR): New macro.
1707 * cpu.c,cpu.h,sem.c: Rebuild.
1708
17091999-10-26 Dave Brolley <[email protected]>
1710
1711 * traps.c (frvbf_check_non_excepting_load): Only set NESR, NECR, NEEAR
1712 if mach is frv.
1713 (clear_nesr_neear): Only execute if mach is frv.
1714
17151999-10-22 Dave Brolley <[email protected]>
1716
1717 * sim-main.h (sim_cpu): Add pipeline.
1718 (CPU_PIPELINE): New macro.
1719 * mloop.in (_parallel_write_queued): Maintain pc in cpu during writes.
1720 (main loop): Maintain pc in cpu.
1721 * frv-sim.h (frv_queue_software_interrupt): New interface.
1722 (frv_queue_program_interrupt): New interface.
1723 (frv_queue_illegal_instruction_interrupt: New interface.
1724 (frv_queue_interrupt): New interface.
1725 (frv_detect_insn_access_interrupts): New interface.
1726 (frv_process_interrupts): New interface.
1727 (frv_program_interrupt): New interface.
1728 (frv_software_interrupt): New interface.
1729 (frv_program_or_software_interrupt): New interface.
1730 (FRV_PIPELINE): Moved from pipline.c.
1731 (frv_pipeline_reset): New interface.
1732 (frv_pipeline_add_insn): New interface.
1733 * interrupts.c (frv_queue_software_interrupt): New interface.
1734 (frv_queue_program_interrupt): New interface.
1735 (frv_queue_illegal_instruction_interrupt: New interface.
1736 (frv_queue_interrupt): New interface.
1737 (frv_detect_insn_access_interrupts): New interface.
1738 (frv_process_interrupts): New interface.
1739 (frv_program_interrupt): New interface.
1740 (frv_software_interrupt): New interface.
1741 (frv_program_or_software_interrupt): New interface.
1742 * frv.c: Use new interfaces.
1743 * pipeline.c: Use new interfaces.
1744 * traps.c: Use new interfaces.
1745 * memory.c: Use new interfaces.
1746 (frv_address_forbidden): No longer static.
1747
17481999-10-19 Dave Brolley <[email protected]>
1749
1750 * traps.c (frvbf_check_non_excepting_load): Set NESR.DAEC, NESR.REC and
1751 NESR.EC.
1752 * mloop.in (_parallel_write_queued): Handle CGEN_FN_PC_WRITE.
1753 * frv.c (frvbf_h_pc_set_handler): New function.
1754 * interrupts.c (frv_detect_data_interrupt): Removed.
1755 (address_forbidden): Removed.
1756 * frv-sim.h (frv_detect_data_interrupt): Removed.
1757 (NESR_MEM_ADDRESS_NOT_ALIGNED): New macro.
1758 (NESR_REGISTER_NOT_ALIGNED): New macro.
1759 (NESR_UQI_SIZE): New macro.
1760 (NESR_QI_SIZE): New macro.
1761 (NESR_UHI_SIZE): New macro.
1762 (NESR_HI_SIZE): New macro.
1763 (NESR_SI_SIZE): New macro.
1764 (NESR_DI_SIZE): New macro.
1765 (NESR_XI_SIZE): New macro.
1766 (GET_NESR_DAEC): New macro.
1767 (SET_NESR_DAEC): New macro.
1768 (GET_NESR_REC): New macro.
1769 (SET_NESR_REC): New macro.
1770 (GET_NESR_EC): New macro.
1771 (SET_NESR_EC): New macro.
1772 (frvbf_read_mem_QI): New function.
1773 (frvbf_read_mem_UQI): New function.
1774 (frvbf_read_mem_HI): New function.
1775 (frvbf_read_mem_UHI): New function.
1776 (frvbf_read_mem_SI): New function.
1777 (frvbf_read_mem_WI): New function.
1778 (frvbf_read_mem_DI): New function.
1779 (frvbf_read_mem_DF): New function.
1780 (frvbf_write_mem_QI): New function.
1781 (frvbf_write_mem_UQI): New function.
1782 (frvbf_write_mem_HI): New function.
1783 (frvbf_write_mem_UHI): New function.
1784 (frvbf_write_mem_SI): New function.
1785 (frvbf_write_mem_WI): New function.
1786 (frvbf_write_mem_DI): New function.
1787 (frvbf_write_mem_DF): New function.
1788 * Makefile.in (SIM_OBJS): Add memory.o.
1789 * cpu.c,cpu.h,sem.c: Rebuild.
1790
17911999-10-18 Dave Brolley <[email protected]>
1792
1793 * sim-if.c (sim_open): Use a real fpu error function.
1794 * pipeline.c (frv_pipeline_add_insn): Don't add invalid insns.
1795 * mloop.in (_parallel_write_queued): Clear queue after writing.
1796 * interrupts.c (check_for_compound_interrupt): New function.
1797 (non_operating_interrupt): New function.
1798 * frv-sim.h (frvbf_h_gr_double_get_handler): New function.
1799 (frvbf_h_gr_double_set_handler): New function.
1800 (frvbf_h_fr_double_get_handler): New function.
1801 (frvbf_h_fr_double_set_handler): New function.
1802 (frvbf_h_cpr_double_get_handler): New function.
1803 (frvbf_h_cpr_double_set_handler): New function.
1804 (frv_interrupt_queue_element): New struct type.
1805 (frv_queue_program_interrupt): Now takes pc.
1806 (frv_queue_illegal_instruction_interrupt): Now takes pc.
1807 (frv_queue_interrupt): Now takes pc.
1808 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
1809 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
1810 (frvbf_division_exception): New function.
1811 (frvbf_fpu_error): New function.
1812 (frvbf_load_multiple_GR): New function.
1813 (frvbf_load_multiple_FR): New function.
1814 (frvbf_load_multiple_CPR): New function.
1815 * frv.c (frvbf_h_gr_double_get_handler): New function.
1816 (frvbf_h_gr_double_set_handler): New function.
1817 (frvbf_h_fr_double_get_handler): New function.
1818 (frvbf_h_fr_double_set_handler): New function.
1819 (frvbf_h_cpr_double_get_handler): New function.
1820 (frvbf_h_cpr_double_set_handler): New function.
1821 (frv_interrupt_queue_element): New struct type.
1822 (frv_queue_program_interrupt): Now takes pc.
1823 (frv_queue_illegal_instruction_interrupt): Now takes pc.
1824 (frv_queue_interrupt): Now takes pc.
1825 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
1826 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
1827 (frvbf_fpu_error): New function.
1828 (frvbf_load_multiple_GR): New function.
1829 (frvbf_load_multiple_FR): New function.
1830 (frvbf_load_multiple_CPR): New function.
1831 * traps.c (frvbf_division_exception): New function.
1832 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
1833
18341999-10-12 Dave Brolley <[email protected]>
1835
1836 * mloop.in (new_vpc): New variable.
1837 (main loop): Call frv_detect_insn_access_interrupts. Call
1838 frv_detect_data_interrupts.
1839 * interrupts.c (access_queued_to): New function.
1840 (frv_detect_data_interrupts): New function.
1841 (frv_detect_insn_access_interrupts): New function.
1842 (frv_program_or_software_interrupt): Set PSR.S.
1843 * frv-sim.h (frv_detect_data_interrupts): New function.
1844 (frv_detect_insn_interrupts): New function.
1845
18461999-10-07 Dave Brolley <[email protected]>
1847
1848 * frv-sim.h (frvbf_h_gr_hi_get_handler): New function.
1849 (frvbf_h_gr_hi_set_handler): New function.
1850 (frvbf_h_gr_lo_get_handler): New function.
1851 (frvbf_h_gr_lo.set_handler): New function.
1852 * frv.c (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 (frvbf_model_fr500_u_integer): New function.
1857 * arch.h,cpu.h,cpu.c,decode.h,decode.c,model.c,sem.c: Rebuild.
1858
18591999-10-04 Dave Brolley <[email protected]>
1860
1861 * traps.c: Use sim_engine_abort.
1862 * pipeline.c (frv_pipeline): Add field for insn major.
1863 (add_next_to_pipe): Return address of matching pipeline.
1864 (find_major_in_pipeline): New function.
1865 (check_insn_major_constraints: New function.
1866 (frv_pipeline_add_insn): Add checks for insn major constraints.
1867 * interrupts.c (frv_process_interrupts): Use sim_engine_abort.
1868 * frv.c (frvbf_h_spr_get_handler): No need to abort.
1869
1870Thu Sep 30 18:10:25 1999 Dave Brolley <[email protected]>
1871
1872 * pipeline.c: New file.
1873 * mloop.in (main loop): Call frv_pipeline_reset.
1874 Call frv_pipeline_add_insn.
1875 * frv-sim.h (frv_pipeline_reset): New function.
1876 (frv_pipeline_add_insn): New function.
1877 * Makefile.in (SIM_OBJS): Add pipeline.o
1878
18791999-09-29 Doug Evans <[email protected]>
1880
1881 * sem.c: Rebuild.
1882 * traps.c (sim_engine_invalid_insn): New arg `vpc'. Change type of
1883 result to SEM_PC. Return vpc.
1884
1885Wed Sep 29 16:01:52 1999 Dave Brolley <[email protected]>
1886
1887 * interrupts.c (frv_interrupt_table): DATA_STORE_ERROR is imprecise.
1888 (frv_queue_interrupt): Don't detect identical interrupts here.
1889
1890Wed Sep 29 14:49:52 1999 Dave Brolley <[email protected]>
1891
1892 * interrupts.c: New file.
1893 * traps.c (sim_engine_invalid_insn): Return PC of next insn.
1894 (frv_software_interrupt): Moved to interrupts.c.
1895 (frv_itrap): New interface. Call frv_queue_software_interrupt.
1896 * mloop.in (@cpu@_parallel_write_init): set previous_vliw_pc.
1897 (@cpu@_perform_writeback): New function.
1898 (main loop): Call frv_process_interrupts.
1899 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): Removed.
1900 (frv_itrap): New interface.
1901 (frv_interrupt_class): New enumeration.
1902 (frv_interrupt_kind): New enumeration.
1903 (struct frv_interrupt): New struct type.
1904 (frv_interrupt_table): New table of interrupt information.
1905 (FRV_INTERRUPT_QUEUE_SIZE): New macro.
1906 (struct frv_interrupt_state): New struct type.
1907 (frv_interrupt_state): New global variable.
1908 (previous_vliw_pc): New global variable.
1909 (frv_queue_software_interrupt): New function.
1910 (frv_queue_program_interrupt): New function.
1911 (frv_queue_interrupt): New function.
1912 (frv_process_interrupts): New function.
1913 (frv_program_interrupt): New function.
1914 (frv_software_interrupt): New function.
1915 (frv_program_or_software_interrupt): New function.
1916 (frv_clear_interrupt_classes): New function.
1917 * frv.c (frvbf_write_next_vliw_addr_to_PCSR): Removed.
1918 * Makefile.in (SIM_OBJS): Add interrupts.o
1919 * sem.c: Rebuild.
1920
19211999-09-25 Doug Evans <[email protected]>
1922
1923 * cpu.h,cpuall.h,decode.c,sem.c: Rebuild.
1924
1925Tue Sep 21 17:16:47 1999 Dave Brolley <[email protected]>
1926
1927 * mloop.in (main loop): Determine last insn from scache entry.
1928 * cpu.h: Rebuild.
1929 * cpuall.h: Rebuild.
1930
1931Tue Sep 14 14:21:31 1999 Dave Brolley <[email protected]>
1932
1933 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): New flag.
1934 (NECR_ELOS): Define as unshifted value.
1935 (NECR_NEN): Define as unshifted value.
1936 (NECR_VALID): Define as unshifted value.
1937 (SET_NESR): Rewite to use post-write queue.
1938 (SET_NESR_VALID): Rewite to operate on argument.
1939 (SET_NESR_EAV): Rewite to operate on argument.
1940 (SET_NESR_FR): Rewite to operate on argument.
1941 (CLEAR_NESR_FR): Rewite to operate on argument.
1942 (SET_NESR_DRN): Rewite to operate on argument.
1943 (SET_NESR_SIZE): Rewite to operate on argument.
1944 (SET_NESR_NEAN): Rewite to operate on argument.
1945 (SET_NEEAR): Rewite to use post-write queue.
1946 (SET_NE_FLAG): Rewite to use post-write queue.
1947 (CLEAR_NE_FLAG): Rewite to use post-write queue.
1948 * traps.c (frv_software_interrupt): Rewite to use post-write queue.
1949 (frv_rett): Rewite to use post-write queue.
1950 (next_available_nesr): Rewrite to use new macro interfaces.
1951 (next_valid_nesr): Ditto.
1952 (frvbf_check_non_excepting_load): Ditto.
1953 (frvbf_check_recovering_store): Ditto.
1954 (clear_nesr_neear): Ditto.
1955 (clear_ne_flags): Ditto.
1956 * mloop.in (main loop): Update PCSR with address of next VLIW insn
1957 when flag is set.
1958 * frv.c (frvbf_h_spr_get_handler): Shift register fields here now.
1959 (frvbf_store_multiple_GR): Rewite to use post-write queue.
1960 (frvbf_store_multiple_FRint): Rewite to use post-write queue.
1961 (frvbf_store_multiple_CPR): Rewite to use post-write queue.
1962 * Makefile.in (frv.o): Depend on cgen-par.h.
1963
1964Fri Sep 10 17:03:15 1999 Dave Brolley <[email protected]>
1965
1966 * frv-sim.h (frvbf_set_write_next_vliw_addr_to_LR): New function.
1967 (frvbf_write_next_vliw_addr_to_LR): New flag.
1968 * frv.c (frvbf_set_write_next_vliw_addr_to_LR): New function.
1969 * mloop.in: Only take the first branch in a VLIW insn. Set LR to the
1970 address of the next VLIW insn if flag is set.
1971 * cpu.h,decode.c,sem.c: Rebuild.
1972
1973Tue Sep 7 13:44:23 1999 Dave Brolley <[email protected]>
1974
1975 * mloop.in: Limit parallel insns to MAX_PARALLEL_INSNS.
1976 * sem.c: Rebuild.
1977
19781999-09-02 Doug Evans <[email protected]>
1979
1980 * configure: Regenerated to track ../common/aclocal.m4 changes.
1981
19821999-09-01 Doug Evans <[email protected]>
1983
1984 * decode.c: Rebuild.
1985
1986Mon Aug 30 17:54:57 1999 Dave Brolley <[email protected]>
1987
1988 * traps.c (frv_rett): New function.
1989 * frv.c (frvbf_h_spr_get_handler): Handle bpsr.
1990 (frvbf_h_spr_set_handler): Handle bpsr.
1991 (frvbf_h_bpsr_get_handler): New function.
1992 (frvbf_h_bpsr_set_handler): New function.
1993 * frv-sim.h (frv_rett): New function.
1994 (frvbf_h_bpsr_get_handler): New function.
1995 (frvbf_h_bpsr_set_handler): New function.
1996 * mloop.in: Read actual packing bit.
1997 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
1998
1999Tue Aug 31 16:04:37 1999 Dave Brolley <[email protected]>
2000
2001 * traps.c (WANT_CPU): New macro.
2002 (WANT_CPU_FRVBF): New macro.
2003 (frvbf_check_recovering_store): Use registers for source and queue
2004 writes.
2005 * mloop.in: New main loop for parallel support.
2006 (@cpu@_parallel_write_init): New function.
2007 (@cpu@_parallel_write_queued): New function.
2008 * frv-sim.h (set_icc_for_shift_left): New interface.
2009 (set_icc_for_shift_right): New interface.
2010 (frvbf_check_recovering_store): New interface.
2011 * frv.c (set_icc_for_shift_left): Pass and return icc value.
2012 (set_icc_for_shift_right): Pass and return icc value.
2013 (frvbf_check_recovering_store): New interface.
2014 * Makefile.in (FRV_OBJS): Add cgen-par.o.
2015 (stamp-mloop): Add cgen parallel options.
2016 (stamp-arch): Remove with-profile option.
2017 (stamp-cpu): Add cgen parallel options.
2018 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2019
20201999-08-28 Doug Evans <[email protected]>
2021
2022 * cpu.h,decode.c,sem.c: Rebuild.
2023
2024Wed Aug 25 12:25:04 1999 Dave Brolley <[email protected]>
2025
2026 * arch.h,cpu.h,decode.h,model.c,sem.c: Rebuild.
2027
2028Thu Aug 19 17:59:00 1999 Dave Brolley <[email protected]>
2029
2030 * configure.in: fr500 now the default model.
2031 * configure: Regenerate.
2032 * frv.c: Change frv-1 to frv-gen.
2033 (frvbf_model_fr500_u_exec): New function.
2034 * Makefile.in (stamp-cpu): Use 'mach=frv,fr500' to build decoder.
2035 * mloop.in: Fix typos in comments.
2036 * arch.c,arch.h,cpu.h,cpuall.h,decode.h,model.c,sem.c: Rebuild.
2037
20381999-08-17 Dave Brolley <[email protected]>
2039
2040 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2041
20421999-08-09 Doug Evans <[email protected]>
2043
2044 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2045
20461999-08-04 Doug Evans <[email protected]>
2047
2048 * cpu.h,cpuall.h,decode.c,model.c,sem.c: Rebuild.
2049
2050Fri Jul 16 14:50:15 1999 Dave Brolley <[email protected]>
2051
2052 * frv.c (frvbf_fetch_register): Use GDB register number macros.
2053 (frvbf_store_register): Use GDB register number macros.
2054 (frvbf_cut): New function.
2055 * frv-sim.h (GR_REGNUM_MAX): New macro.
2056 (FR_REGNUM_MAX): New macro.
2057 (PC_REGNUM): New macro.
2058 (LR_REGNUM): New macro.
2059 (frvbf_cut): New function.
2060 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2061
20621999-07-15 Stan Shebs <[email protected]>
2063
2064 * frv.c (frvbf_fetch_register): Add ability to get LR register,
2065 add default for unhandled registers.
2066 (frvbf_store_register): Add ability to set LR register.
2067
20681999-07-14 Stan Shebs <[email protected]>
2069
2070 * frv.c (frvbf_fetch_register, frvbf_store_register): Fill in.
2071 (decode_gdb_dr_regnum): Remove, not used.
2072
20731999-07-13 Michael Meissner <[email protected]>
2074
2075 * Makefile.in (SIM_EXTRA_FLAGS): Incorporate @sim_trapdump@.
2076
2077 * configure.in (--enable-sim-trapdump): New switch to make unknown
2078 traps dump the register contents, instead of doing the trap thing.
2079 * configure: Regenerate.
2080
2081 * frv-sim.h (TRAP_BREAKPOINT): Define as 81, so it can be used.
2082 (TRAP_REGDUMP{1,2}): Define to provide register dumping support
2083 temporarily.
2084
2085 * traps.h (toplevel): Include bfd.h, libiberity.h.
2086 (frv_itrap): Add support for --enable-sim-trapdump and traps 2,3
2087 dumping the registers.
2088
2089Thu Jul 8 10:57:39 1999 Dave Brolley <[email protected]>
2090
2091 * Makefile.in (SIM_EXTRA_LIBS): Removed. libm no longer needed.
2092
2093Wed Jul 7 17:01:12 1999 Dave Brolley <[email protected]>
2094
2095 * cpu.c,cpu.h,decode.c,model.c,sem.c: Rebuild.
2096
2097Tue Jul 6 16:12:18 1999 Dave Brolley <[email protected]>
2098
2099 * frv.c (frvbf_square_root_SF): Removed.
2100 (frvbf_square_root_DF): Removed.
2101 (frvbf_h_fr_double_get_handler): Removed.
2102 (frvbf_h_fr_double_set_handler): Removed.
2103 (frvbf_h_fr_int_get_handler): Removed.
2104 (frvbf_h_fr_int_set_handler): Removed.
2105 * frv-sim.h (frvbf_square_root_SF): Removed.
2106 (frvbf_square_root_DF): Removed.
2107 (frvbf_h_fr_double_get_handler): Removed.
2108 (frvbf_h_fr_double_set_handler): Removed.
2109 (frvbf_h_fr_int_get_handler): Removed.
2110 (frvbf_h_fr_int_set_handler): Removed.
2111 * decode.c,decode.h,model.c,sem.c: Rebuild.
2112
21131999-07-05 Doug Evans <[email protected]>
2114
2115 * Makefile.in (SIM_OBJS): Add cgen-fpu.o, cgen-accfp.o.
2116 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2117 * sim-if.c (sim_open): Initialize fpu.
2118 * frv-sim.h (SETMEMSF,SETMEMDF): Delete.
2119 * frv.c (frvbf_store_multiple_FRint): Replace frvbf_h_fr_int_get
2120 with frvbf_h_fr_get.
2121
2122Wed Jun 30 15:56:56 1999 Dave Brolley <[email protected]>
2123
2124 * frv-sim.h (NESR_RANGE): New macro.
2125 (NO_NESR): New macro.
2126 (GET_NESR_VALID): New macro.
2127 (next_ne_index): Removed.
2128 * traps.c (next_available_nesr): New function.
2129 (next_valid_nesr): New function.
2130 (frvbf_check_non_excepting_load): Use next_available_nesr.
2131 (frvbf_check_recovering_store): Use next_available_nesr and
2132 next_valid_nesr.
2133 (clear_nesr_neear): Use next_available_nesr and next_valid_nesr.
2134 (frvbf_check_recovering_store): Only consider one matching register.
2135 * sem.c: Rebuild.
2136
2137Tue Jun 29 16:54:32 1999 Dave Brolley <[email protected]>
2138
2139 * frv.c (frvbf_square_root_SF): New function.
2140 (frvbf_square_root_DF): New function.
2141 (frvbf_h_fr_double_get_handler): New function.
2142 (frvbf_h_fr_double_set_handler): New function.
2143 * frv-sim.h (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 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c: Rebuild.
2148
21491999-06-28 Dave Brolley <[email protected]>
2150
2151 * decode.c,decode.h,model.c,sem.c: Regenerate.
2152
2153Thu Jun 24 17:26:32 1999 Dave Brolley <[email protected]>
2154
2155 * Makefile.in (SIM_EXTRA_LIBS): Add -lm.
2156 * frv-sim.h (frvbf_h_fr_int_get_handler): New function.
2157 (frvbf_h_fr_int_set_handler): New function.
2158 (frvbf_store_multiple_FRint): New function.
2159 (frvbf_square_root_SF): New function.
2160 * frv.c (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 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2165
21661999-06-23 Doug Evans <[email protected]>
2167
2168 * Makefile.in (stamp-mloop): Delete -fast -pbb -switch args
2169 to genmloop.sh. Pass -scache instead.
2170 (mloop.o): Delete sem-switch.c dependency.
2171 (sem-switch.c): Delete rule.
2172 (stamp-cpu): Don't build sem-switch.c.
2173 * sem-switch.c: Delete.
2174 * mloop.in (xfull-exec-*): Fix call to execute.
2175 * tconfig.in (WITH_SCACHE_PBB): Define as 0.
2176
2177 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2178
2179Tue Jun 22 16:23:57 1999 Dave Brolley <[email protected]>
2180
2181 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2182
2183Mon Jun 21 17:34:10 1999 Dave Brolley <[email protected]>
2184
2185 * mloop.in (execute): Force gr0 to zero before each insn.
2186 * cpu.h,cpu.c,decode.c,sem.c,sem-switch.c: Regenerate.
2187
21881999-06-18 Doug Evans <[email protected]>
2189
2190 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2191
2192Fri Jun 18 17:49:23 1999 Dave Brolley <[email protected]>
2193
2194 * frv.c (frvbf_h_gr_get_handler): New function.
2195 (frvbf_h_gr_set_handler): New function:
2196 (frvbf_store-multiple_GR): New function:
2197 (frvbf_store-multiple_FR): New function:
2198 (frvbf_store-multiple_CPR): New function:
2199 * frv-sim.h (frvbf_h_gr_get_handler): New function.
2200 (frvbf_h_gr_set_handler): New function:
2201 (frvbf_store-multiple_GR): New function:
2202 (frvbf_store-multiple_FR): New function:
2203 (frvbf_store-multiple_CPR): New function:
2204 * traps.c (frv_itrap): Implement proper syscalls interface.
2205 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2206
2207Fri Jun 18 14:36:23 1999 Dave Brolley <[email protected]>
2208
2209 * traps.c (frvbf_check_non_excepting_divide): New function.
2210 (frvbf_check_recovering_store): New function.
2211 (clear_nesr_neear): New function.
2212 (clear_ne_flags): New function.
2213 (frvbf_commit): New function.
2214
2215 * frv-sim.h (frvbf_check_non_excepting_divide): New function.
2216 (frvbf_check_recovering_store): New function.
2217 (clear_nesr_neear): New function.
2218 (clear_ne_flags): New function.
2219 (frvbf_commit): New function.
2220 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2221
22221999-06-16 Dave Brolley <[email protected]>
2223
2224 * frv.c (frvbf_h_spr_get_handler): Handle SPR_NECR.
2225 (frvbf_h_spr_set_handler): Handle SPR_NECR.
2226 * traps.c (next_ne_index): New variable.
2227 (frvbf_check_non_excepting_load): New function.
2228 * frv-sim.h (NECR_ELOS): New macro.
2229 (NECR_NEN): New macro.
2230 (NECR_VALID): New macro.
2231 (SET_NESR_VALID): New macro.
2232 (SET_NESR_EAV): New macro.
2233 (SET_NESR_FR): New macro.
2234 (CLEAR_NESR_FR): New macro.
2235 (SET_NESR_DRN): New macro.
2236 (SET_NESR_SIZE): New macro.
2237 (SET_NESR_NEAN): New macro.
2238 (SET_NEEAR): New macro.
2239 (GET_NE_FLAG): New macro.
2240 (SET_NE_FLAG): New macro.
2241 (CLEAR_NE_FLAG): New macro.
2242 (frvbf_check_non_excepting_load): New function:
2243 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2244
2245Wed Jun 9 18:12:49 1999 Dave Brolley <[email protected]>
2246
2247 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2248
2249Tue Jun 8 18:13:51 1999 Dave Brolley <[email protected]>
2250
2251 * frv.c (cr_logic): Correct andcr, nandcr, andncr and nandncr.
2252 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2253
2254Mon Jun 7 17:09:15 1999 Dave Brolley <[email protected]>
2255
2256 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2257
22581999-06-07 Dave Brolley <[email protected]>
2259
2260 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2261
2262Thu Jun 3 17:33:31 1999 Dave Brolley <[email protected]>
2263
2264 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2265
2266Wed Jun 2 17:50:21 1999 Dave Brolley <[email protected]>
2267
2268 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2269
2270Tue Jun 1 17:58:53 1999 Dave Brolley <[email protected]>
2271
2272 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2273
2274Mon May 31 17:57:25 1999 Dave Brolley <[email protected]>
2275
2276 * traps.c (frv_software_interrupt): Pass current_cpu to
2277 frvbf_h_psr_esr_get.
2278 (frv_software_interrupt): Calculate the new PC based on TBR.
2279 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2280
22811999-05-31 Dave Brolley <[email protected]>
2282
2283 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2284
2285Thu May 27 17:42:00 1999 Dave Brolley <[email protected]>
2286
2287 * frv-sim.h (frvbf_h_cccr_get_handler): New function.
2288 (frvbf_h_cccr_set_handler): New function.
2289 (frvbf_scan_result): New function.
2290 (frvbf_cr_logic): New function.
2291 * frv.c (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 (cr_ops,cr_result,cr_logic): New table.
2296 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2297
22981999-05-25 Dave Brolley <[email protected]>
2299
2300 * frv.c (frvbf_h_spr_get_handler): Add support for TBR and PSR.
2301 (frvbf_h_spr_set_handler): Add support for TBR and PSR.
2302 (frv_psr_get_handler): New function.
2303 (frv_psr_set_handler): New function.
2304 (frv_tbr_get_handler): New function.
2305 (frv_tbr_set_handler): New function.
2306 (frvbf_h_ccr_get_handler): Add support for fCC.
2307 (frvbf_h_ccr_set_handler): Add support for fCC.
2308 * frv-sim.h (frv_psr_get_handler): New function.
2309 (frv_psr_set_handler): New function.
2310 (frv_tbr_get_handler): New function.
2311 (frv_tbr_set_handler): New function.
2312 * traps.c (frv_software_interrupt): Implement.
2313 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2314
2315Thu May 20 16:39:27 1999 Dave Brolley <[email protected]>
2316
2317 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2318
23191999-05-18 Dave Brolley <[email protected]>
2320
2321 * frv.c: (frvbf_set_icc_for_shift_left): New function.
2322 (frvbf_set_icc_for_shift_right): New function.
2323 * frv-sim.h (frvbf_set_icc_for_shift_left): New function.
2324 (frvbf_set_icc_for_shift_right): New function.
2325 (SETMEMSF): New Macro.
2326 (SETMEMDF): New Macro.
2327 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2328
2329Thu May 13 17:14:49 1999 Dave Brolley <[email protected]>
2330
2331 * frv.c (frvbf_h_ccr_get_handler): New function.
2332 (frvbf_h_ccr_set_handler): New function.
2333 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2334
2335Tue May 11 16:13:15 1999 Dave Brolley <[email protected]>
2336
2337 * frv-sim.h (frvbf_h_spr_get_handler,frvbf_h_spr_set_handler,
2338 frvbf_h_isr_get_handler, frvbf_h_isr_set_handler): New functions.
2339 * frv.c: Likewise.
2340 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2341
23421999-05-10 Dave Brolley <[email protected]>
2343
2344 * cpu.h,cpu.c,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2345
2346Thu May 6 16:48:21 1999 Dave Brolley <[email protected]>
2347
2348 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2349 * frv-sim.h (TRAP_SYSCALL): Define as 0x80.
2350
2351Wed May 5 11:52:24 1999 Dave Brolley <[email protected]>
2352
2353 * traps.c (frv_software_interrupt): New function.
2354 (frv_itrap): New function.
2355 * frv-sim.h (TRAP_SYSCALL): define as 0.
2356 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2357
2358Mon May 3 13:49:21 1999 Dave Brolley <[email protected]>
2359
2360 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2361
2362Thu Apr 29 17:37:06 1999 Dave Brolley <[email protected]>
2363
2364 * Directory created.
Empty description
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