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* config/tc-xtensa.c (xg_emit_insn): Include "dwarf2dbg.h" and add
[deliverable/binutils-gdb.git] / sim / frv / ChangeLog
CommitLineData
0b01870b
DB		 12003-11-03 Dave Brolley <brolley@redhat.com>
2
3 * cache.c (address_interference): Check for higher priority requests
4 in the same pipeline.
5
9a29f3ca
DB		 62003-10-31 Dave Brolley <brolley@redhat.com>
7
162cec1b 8 * frv-sim.h (LR_REGNUM): Removed.
073926e5 9 (SPR_REGNUM_MIN,SPR_REGNUM_MAX): New macros.
9a29f3ca 10 * frv.c (frvbf_fetch_register): Fetch SPR registers based on
073926e5 11 SPR_REGNUM_MIN and SPR_REGNUM_MAX. Check whether SPRs are implemented.
9a29f3ca
DB		 12 Return 0 for an unimplemented register. Return the length of the data
13 for an implemented register.
14 (frvbf_store_register): Ditto.
15
fc0a2244
AC		 162003-10-30 Andrew Cagney <cagney@redhat.com>
17
18 * traps.c: Replace "struct symbol_cache_entry" with "struct
19 bfd_symbol".
20
29a79ca0
DB		 212003-10-10 Dave Brolley <brolley@redhat.com>
22
23 * cpu.h, sem.c: Regenerate.
24
e930b1f5
DB		 252003-10-06 Dave Brolley <brolley@redhat.com>
26
27 * profile-fr550.[ch]: New files.
28 * configure.in: Move frv handling to alphabetically correct placement.
29 * Makefile.in: Add fr550 support.
30 * frv-sim.h,frv.c,interrups.c,memory.c,mloop.in,pipeline.c,
31 profile.[ch],registers.c,traps.c: Add fr550 support.
32 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
33 Regenerate.
34
22f367a7
DB		 352003-09-25 Dave Brolley <brolley@redhat.com>
36
37 * reset.c (frv_initialize): Call frv_register_control_init first.
38
1c453cd6
DB		 392003-09-24 Dave Brolley <brolley@redhat.com>
40
41 * profile.h (update_FR_ptime): New prototype.
42 (update_FRdouble_ptime): Ditto.
43 (update_SPR_ptime): Ditto.
44 (increase_ACC_busy): Ditto.
45 (enforce_full_acc_latency): Ditto.
46 (post_wait_for_SPR): Ditto.
47 * profile.c (update_FR_ptime): Moved here from profile-fr500.c.
48 (update_FRdouble_ptime): Ditto.
49 (update_SPR_ptime): New function.
50 (increase_ACC_busy): Ditto.
51 (enforce_full_acc_latency): Ditto.
52 (vliw_wait_for_fdiv_resource): Correct resource name.
53 (vliw_wait_for_fsqrt_resource): Ditto.
54 (post_wait_for_SPR): New function.
55 * profile-fr500.c (frvbf_model_fr500_u_commit): New function.
56 (frvbf_model_fr500_u_gr2fr): Pass out_FRk as output register to
57 adjust_float_register_busy.
58 (frvbf_model_fr500_u_gr_load): Record latency of SPR registers.
59 (frvbf_model_fr500_u_fr_load): Wait for and record latency of SPR
60 registers.
61 (frvbf_model_fr500_u_float_arith): Ditto.
62 (frvbf_model_fr500_u_float_dual_arith): Ditto.
63 (frvbf_model_fr500_u_float_div): Ditto.
64 (frvbf_model_fr500_u_float_sqrt): Ditto.
65 (frvbf_model_fr500_u_float_convert): Ditto.
66 (update_FR_ptime): Moved to profile.c
67 (update_FRdouble_ptime): Moved to profile.c
68 * profile-fr400.c (update_FR_ptime): Removed. Identical to functions
69 for other machines.
70 (update_FRdouble_ptime): Ditto.
71 * arch.h,cpu.h,sem.c,decode.[ch],model.c,sem.c: Regenerated.
72
153431d6
DB		 732003-09-12 Dave Brolley <brolley@redhat.com>
74
75 * registers.c (frv_check_spr_read_access): Check for access to
76 ACC4-ACC63 and ACCG4-ACCG63.
77 * profile.h (frv-desc.h): #include it.
78 (spr_busy): New member of FRV_PROFILE_STATE.
79 (spr_latency): Ditto.
80 (GNER_FOR_GR): New macro.
81 (FNER_FOR_FR): New maccro.
82 (update_SPR_latency): New function.
83 (vliw_wait_for_SPR): New function.
93938d47 84 * profile.c (update_latencies): Update SPR latencies.
153431d6
DB		 85 (update_target_latencies): Ditto.
86 (update_SPR_latency): New function.
87 (vliw_wait_for_SPR): New function.
88 * profile-fr500.c (frvbf_model_fr500_u_idiv): Record GNER latency.
89 (frvbf_model_fr500_u_trap): Removed unused variable, ps.
90 (frvbf_model_fr500_u_check): Ditto.
91 (frvbf_model_fr500_u_clrgr): New unit modeller for fr500.
92 (frvbf_model_fr500_u_clrfr): Ditto.
93 (frvbf_model_fr500_u_spr2gr): Wait for SPR.
94 (frvbf_model_fr500_u_gr2spr): Ditto.
95 * frv-sim.h (H_SPR_ACC4): New macro.
96 (H_SPR_ACCG4): New macro;
97 (H_SPR_ACC0): Removed.
98 (H_SPR_ACCG0): Removed.
99 * arch.h,model.c,sem[ch],decode.[ch]: Regenerated.
100
ba9c4053
DB		 1012003-09-10 Dave Brolley <brolley@redhat.com>
102
103 * profile.c (slot_names): FM1 was listed twice. Changed first
104 instance to FM0. Added IALL, FMALL and FMLOW.
105 (print_parallel): Don't examine slots with no insns.
106
f9e18f5a
DB		 1072003-09-09 Dave Brolley <brolley@redhat.com>
108
109 * frv.c (do_media_average): Select machine using a switch.
110
d89a78b6
DB		 1112003-09-08 Dave Brolley <brolley@redhat.com>
112
113 On behalf of Doug Evans <dje@sebabeach.org>
114 * Makefile.in (stamp-arch,stamp-cpu): Pass archfile to cgen.
115 Remove copying of .cpu file to cgen/cpu, no longer needed.
116
d03ea14f
DB		 1172003-09-03 Dave Brolley <brolley@redhat.com>
118
119 * cpu.h, model.c, sem.c, decode.h, decode.c: Regenerated.
120
e8d2f504
DB		 1212003-08-29 Dave Brolley <brolley@redhat.com>
122
123 * Makefile.in (stamp-arch): Copy frv.cpu from $(srcdir)../../cpu
124 temporarily when regenerating files.
125 (stamp-cpu): Ditto.
126
b34f6357
DB		 1272003-08-20 Micheal Snyder <msnyder@redhat.com>
128
129 * All generated files: Regenerate.
130
1312001-10-11 Dave Brolley <brolley@redhat.com>
132
133 * cpu.h,decode.c,decode.h,sem.c: Regenerate.
134
1352001-10-09 Dave Brolley <brolley@redhat.com>
136
137 * traps.c (frv_rett): Halt if PSR.S and PSR.ET are both set or both
138 not set.
139 * reset.c (frv_hardware_reset): Invalidate both caches.
140 * registers.c: Update init, reset and read-only masks for all registers
141 on all machines.
142 * profile.h (cur_gr_complex): New field of FRV_PROFILE_STATE
143 (prev_gr_complex): New field of FRV_PROFILE_STATE
144 (set_use_is_gr_complex): New function.
145 (set_use_not_gr_complex): New function.
146 (use_is_gr_complex): New function.
147 (decrease_GR_busy): New function.
148 * profile.c (reset_gr_flags): New function.
149 (reset_cc_flags): New function.
150 (set_use_is_gr_complex): New function.
151 (set_use_not_gr_complex): New function.
152 (use_is_gr_complex): New function.
153 (update_latencies): Reset gr and cc flags when latency reaches 0.
154 (decrease_GR_busy): New function.
155 * profile-fr400.h (fr500_reset_acc_flags): Removed.
156 (fr500_reset_cc_flags): New function.
157 * profile-fr500.c (frvbf_model_fr400_u_*): Reflect latencies from fr500
158 LSI version 1.41.
159 * profile-fr400.h (fr400_reset_gr_flags): New function.
160 (fr400_reset_fr_flags): New function.
161 (fr400_reset_acc_flags): New function.
162 * profile-fr400.c (set_use_not_media_p4): New function.
163 (set_use_not_media_p6): New function.
164 (set_acc_use_not_media_p2): New function.
165 (set_acc_use_not_media_p4): New function.
166 (fr400_reset_gr_flags): New function.
167 (fr400_reset_fr_flags): New function.
168 (fr400_reset_acc_flags): New function.
169 (frvbf_model_fr400_u_*): Reflect latencies from fr400 LSI version 1.1.
170 (frvbf_model_fr400_u_media_hilo): New function.
171 * pipeline.c (frv_vliw_setup_insn): Don't clear MSR0.MTT.
172 * memory.c (fr400_check_data_read_address): Check address range only
173 for double word loads. Don't check alignment here.
174 (fr400_check_readwrite_address): New function.
175 (fr500_check_readwrite_address): New function.
176 (check_readwrite_address): New function.
177 (fr500_check_insn_read_address): Correct address ranges.
178 (frvbf_read_mem_*): Check address range here.
179 (frv_address_forbidden): Removed.
180 (fr400_check_write_address): New function.
181 (check_write_address): New function.
182 (frvbf_write_mem_*): Don't check address range here.
183 (frvbf_mem_set_*): Check address range here.
184 * interrupts.c (frv_queue_data_access_error_interrupt): Now takes an
185 address as second argument.
186 (frv_queue_data_access_exception_interrupt): New function.
187 (frv_queue_illegal_instruction_interrupt): Generate fp_exception for
188 media insns on fr400.
189 (frv_queue_non_implemented_instruction_interrupt): Generate mp_exception
190 for media insns on fr400.
191 (frv_detect_insn_access_interrupts): Don't check for illegal addresses
192 of insns here. Check for MTRAP insn if PSR.EM is not set.
193 (frv_set_mp_exception_registers): Only set MSR0.MTT if it is not already
194 set.
195 (set_exception_status_registers): Do not always set EPCR. Set EAR for
196 data_acess_error only if not fr400.
197 * frv.c (do_media_average): New function.
198 (frvbf_media_average): New function.
199 (frvbf_insn_cache_invalidate): Check for illegal invocation.
200 (frvbf_data_cache_invalidate): Ditto.
201 (frvbf_data_cache_flush): Ditto.
202 * frv-sim.h (GET_FSR_QNE): New macro.
203 (frv_msr_mtt): Remove MTT_SEQUENCE_ERROR.
204 (GET_MSR_SRDAV): New macro.
205 (GET_MSR_RDAV): New macro.
206 (GET_MSR_RD): New macro.
207 (frv_queue_data_access_error_interrupt): Now takes an address as second
208 argument.
209 (frv_address_forbidden): Removed.
210 * cache.c (non_cache_access): Correct address ranges. Now takes cache
211 as first argument.
212 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
213
2142001-08-20 Dave Brolley <brolley@redhat.com>
215
216 * sim-main.h (_sim_cpu): New field 'elf_flags'.
217 * sim-if.c (sim_open): Extract the elf_flags from the input file and
218 save them with each cpu.
219 * mloop.in (main loop): Pass elf flags to frv_vliw_reset. Set
220 last_insn_p before executing the insn.
221 * cache.c (frv_cache_invalidate): Flush scache if this is the cpu's
222 insn cache.
223 (frv_cache_invalidate_all): Ditto.
224
2252001-08-20 Richard Sandiford <rsandifo@redhat.com>
226
227 * traps.c (syscall_read_mem): Flush the data cache before reading.
228 (syscall_write_mem): Flush the data cache before writing.
229 Invalidate both caches.
230
2312001-07-05 Ben Elliston <bje@redhat.com>
232
233 * Makefile.in (stamp-arch): Use $(CGEN_CPU_DIR).
234 (stamp-cpu): Likewise.
235
2362001-05-23 Dave Brolley <brolley@redhat.com>
237
238 * profile-fr400.c (acc_use_is_media_p2): New function.
239 (frvbf_model_fr400_u_media_2): Account for latency of output
240 accumulators.
241 (frvbf_model_fr400_u_media_2_quad): Ditto.
242 (frvbf_model_fr400_u_media_2_acc): New function.
243 (frvbf_model_fr400_u_media_2_acc_dual): New function.
244 (frvbf_model_fr400_u_media_2_add_sub): New function.
245 (frvbf_model_fr400_u_media_2_add_sub_dual): New function.
246 (frvbf_model_fr400_u_media_3_dual): New function.
247 (frvbf_model_fr400_u_media_4_acc_dual): New function.
248 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
249
2502001-05-15 Dave Brolley <brolley@redhat.com>
251
252 * registers.c (fr400_spr): Enable write access to HSR0.CBM.
253 * profile.h (FRV_PROFILE_STATE): New field 'all_cache_entries'.
254 * profile.c (CACHE_QUEUE_ELEMENT): New 'all' field.
255 (request_cache_flush): Save 'all' argument.
256 (request_cache_invalidate): Save all_cache_entries from profile state
257 to 'all' field of the request.
258 (submit_cache_request): Pass the 'all' field of the request to
259 frv_cache_request_invalidate.
260 * frv.c (frv_insn_cache_invalidate): Add new 'all' parameter. Perform
261 operation even if HSR0.ICE is not set.
262 (frv_data_cache_invalidate): Add new 'all' parameter. Perform
263 operation even if HSR0.DCE is not set.
264 (frv_data_cache_flush): Ditto.
265 * frv-sim.h (frv_insn_cache_invalidate): Add new 'all' parameter.
266 (frv_data_cache_invalidate): Add new 'all' parameter.
267 (frv_data_cache_flush): Add new 'all' parameter.
268 * cache.h (FRV_CACHE_INVALIDATE_REQUEST): Add new 'all' field.
269 (frv_cache_request_invalidate): Add new 'all' parameter.
270 * cache.c (frv_cache_request_invalidate): Add new 'all' parameter. Save
271 its value in the invalidate request.
272 (address_interference): Accept the value '-1' for the address argument
273 to mean 'any address'.
274 (handle_req_invalidate): Handle request to invalidate all cache lines.
275 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
276
2772001-05-14 Dave Brolley <brolley@redhat.com>
278
279 * profile.h (past_first_p): New field of profiling state.
280 (branch_penalty): Ditto.
281 (branch_hint): Ditto.
282 (update_branch_penalty): New function.
283 * profile.c (frvbf_model_insn_after): Reset past_first_p and
284 branch_address fields of the profiling state.
285 (frvbf_model_branch): New function.
286 (update_branch_penalty): New function.
287 * profile-fr500.c (frvbf_model_fr500_u_branch): Remove ICCi_3 and
288 FCCi_3 inputs.
289 (frvbf_model_fr500_u_trap): New function.
290 (frvbf_model_fr500_u_check): New function.
291 (frvbf_model_fr500_u_media_dual_htob): post-processing latency is 3
292 cycles.
293 * profile-fr400.c (frvbf_model_fr400_u_branch): Set branch penalties
294 as documented in the fr400 LSI. Remove ICCi_3 and FCCi_3 inputs.
295 (frvbf_model_fr400_u_media_dual_expand): Check resource usage as
296 documented in teh fr400 LSI.
297 (frvbf_model_fr400_u_media_dual_htob): Ditto.
298 (frvbf_model_fr400_u_media_dual_unpack): Removed.
299 (frvbf_model_fr500_u_trap): New function.
300 (frvbf_model_fr500_u_check): New function.
301 * mloop.in (simulate_dual_insn_prefetch): New function.
302 (@cpu@_simulate_insn_prefetch): Call simulate_dual_insn_prefetch with
303 arguments for each machine type.
304 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
305
3062001-05-09 Dave Brolley <brolley@redhat.com>
307
308 * Makefile.in (profile.o): Add profile-fr400.h as a dependency.
309 (profile-fr400.o): New target.
310 * profile.c: New file.
311 * profile.h: New file.
312 * profile-fr400.c: New file.
313 * profile-fr400.h: New file.
314 * profile-fr500.c: New file.
315 * profile-fr500.h: New file.
316 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
317
3182001-05-02 Dave Brolley <brolley@redhat.com>
319
320 * sim-main.h (profile.h): #include it.
321 (CPU_PROFILE_STATE): New macro.
322 (profile_state): New frv specific cpu field.
323 * reset.c (frv_initialize): insn_fetch_address and branch_address now
324 part of global profiling state.
325 * Makefile.in (SIM_OBJS): Add profile.o and profile-fr500.o.
326 (SIM_EXTRA_DEPS): Add profile.h.
327 (registers.o): Correct name of source file.
328 (profile.o): New target.
329 (profile-fr500.o): New target.
330 * frv-sim.h: Move profile related data structures to profile.h.
331 * frv.c: Move fr500 specific functions to profile-fr500.c.
332 * cpu.h: Regenerated.
333
3342001-04-27 Dave Brolley <brolley@redhat.com>
335
336 * sim-main.h (CPU_PIPELINE): Renamed to CPU_VLIW.
337 * interrupts.c: Rename FRV_PIPELINE to FRV_VLIW.
338 Rename pipeline to vliw. Rename CPU_PIPELINE to CPU_VLIW.
339 Rename PIPE_* to UNIT_*.
340 (frv_queue_illegal_instruction_interrupt): Use
341 frv_is_float_insn and frv_is_media_insn.
342 (frv_queue_non_implemented_instruction_interrupt): Ditto.
343 (frv_detect_insn_access_interrupts): Ditto.
344 * frv.c: Rename FRV_PIPELINE to FRV_VLIW. Rename pipeline to vliw.
345 Rename CPU_PIPELINE to CPU_VLIW. Rename PIPE_* to UNIT_*.
346 * memory.c: Ditto.
347 * pipeline.c: Ditto.
348 * mloop.in: Ditto.
349 * frv-sim.h (frv_pipeline_setup_insn): Renamed to frv_vliw_setup_insn.
350 * cache.c: Rename PIPE_* to UNIT_*.
351
3522001-04-24 Dave Brolley <brolley@redhat.com>
353
354 * frv.c (frvbf_load_quad_GR): Delete have_data and hsr0.
355 (frvbf_load_quad_FRint): Ditto.
356 (frvbf_load_quad_CPR): Ditto.
357 * cache.c (frv_cache_init): Initialize cache for fr400 vs other
358 machines.
359 (bfd.h): #include it.
360 (non_cache_access): Update for revised fr500 and for fr400.
361 * registers.c (frv_spr): Don't reset PSR.PS.
362 (fr500_spr): Ditto.
363 (frv_reset_spr): Set PSR.PS to the former value of PSR.S.
364
3652001-04-23 Dave Brolley <brolley@redhat.com>
366
367 * traps.c (frv_core_signal): On fr400, generate data_access_error.
368 (frvbf_media_cr_not_aligned): On fr400, generate illegal_instruction.
369 (frvbf_media_acc_not_aligned): Ditto.
370 (frvbf_media_register_not_aligned): Ditto.
371 (frvbf_division_exception): Use GET_ISR_EDE.
372 * registers.c (frv_check_spr_read_access): New function.
373 (frv_check_spr_write_access): New function.
374 (frv_check_spr_access): Deleted.
375 (frv_check_register_access): On fr400, generate illegal_instruction.
376 * memory.c (fr400_check_data_read_address): New function.
377 (fr500_check_data_read_address): Ditto.
378 (check_data_read_address): Ditto.
379 (fr400_check_insn_read_address): Ditto.
380 (fr500_check_insn_read_address): Ditto.
381 (check_insn_read_address): Ditto.
382 (frvbf_read_mem_QI): Call check_data_read_access.
383 (frvbf_read_mem_UQI): Ditto.
384 (frvbf_read_mem_HI): Ditto.
385 (frvbf_read_mem_UHI): Ditto.
386 (frvbf_read_mem_SI): Ditto.
387 (frvbf_read_mem_DI): Ditto.
388 (frvbf_read_mem_DF): Ditto.
389 (frvbf_read_imem_USI): Call check_insn_read_access.
390 (frv_address_forbidden): Now takes cpu as first argument. Check based
391 on machine type.
392 (fr400_mem_address_unaligned): New function.
393 (fr500_mem_address_unaligned): Ditto.
394 (check_write_address): Ditto.
395 (frvbf_mem_set_QI): Call check_write_address.
396 (frvbf_mem_set_HI): Ditto.
397 (frvbf_mem_set_SI): Ditto.
398 (frvbf_mem_set_DI): Ditto.
399 (frvbf_mem_set_DF): Ditto.
400 (frvbf_mem_set_XI): Ditto.
401 * interrupts.c (bfd.h): #include it.
402 (frv_queue_data_access_error_interrupt): New function.
403 (frv_queue_instruction_access_error_interrupt): New function.
404 (frv_queue_instruction_access_exception_interrupt): New function.
405 (frv_queue_illegal_instruction_interrupt): No fp_exception on fr400.
406 (frv_queue_non_implemented_instruction_interrupt): Ditto.
407 (frv_detect_insn_access_interrupts): Reorder tests to match priority
408 from the LSI manual.
409 (set_isr_exception_fields): Accumulate dtt bits.
410 * frv.c (check_register_alignment): New function.
411 (check_fr_register_alignment): New function.
412 (check_memory_alignment): New function.
413 (frvbf_h_gr_double_get_handler): Call check_register_alignment.
414 (frvbf_h_gr_double_set_handler): Ditto.
415 (frvbf_h_cpr_double_get_handler): Ditto.
416 (frvbf_h_cpr_double_set_handler): Ditto.
417 (frvbf_h_gr_quad_set_handler): Ditto.
418 (frvbf_h_cpr_quad_set_handler): Ditto.
419 (frvbf_h_fr_double_get_handler): Call check_fr_register_alignment.
420 (frvbf_h_fr_double_set_handler): Ditto.
421 (frvbf_h_fr_quad_set_handler): Ditto.
422 (frvbf_h_spr_get_handler): Call frv_check_spr_read_access.
423 (frvbf_h_spr_set_handler): Call frv_check_spr_write_access.
424 (frvbf_load_quad_GR): Call check_memory_aligment.
425 (frvbf_load_quad_FRint): Ditto.
426 (frvbf_load_quad_CPR): Ditto.
427 (frvbf_store_quad_GR): Call check_memory_aligment and
428 check_register_alignment.
429 (frvbf_store_quad_FRint): Ditto.
430 (frvbf_store_quad_CPR): Ditto.
431 (frvbf_signed_integer_divide: Use GET_ISR_EDEM.
432 * frv-sim.h (H_SPR_ACC0): New macro.
433 (H_SPR_ACC63): New macro.
434 (H_SPR_ACCG0): New macro.
435 (H_SPR_ACCG63): New macro.
436 (frv_dtt): New enumerator.
437 (GET_ISR_EDE): Renamed from GET_ISR_EDEM.
438 (GET_ISR_DTT): New macro.
439 (frv_queue_data_access_error_interrupt): New function.
440 (frv_queue_instruction_access_error_interrupt): New function.
441 (frv_queue_instruction_access_exception_interrupt): New function.
442 (frv_address_forbidden): Now takes cpu as first argument.
443 * cpu.h: Regenerate.
444
4452001-04-10 Dave Brolley <brolley@redhat.com>
446
447 * registers.c (fr500_spr): Add new fields to fr500 PSR register.
448 (fr500_spr): Add STBAR and MMCR unimplemented registers for fr500.
449 (fr400_spr): Implement SPR registers for fr400.
450 (frv_register_control_init): Handle bfd_mach_fr400 properly.
451 * frv.c (spr_bpsr_get_handler): Mask field before shifting.
452 (spr_psr_get_handler): Ditto.
453 (spr_ccr_get_handler): Ditto.
454 (spr_cccr_get_handler): Ditto.
455 (frvbf_clear_accumulators): Only 4 accumulators on fr400.
456 * frv-sim.h: Update comment about MCCR_* macros.
457 * cpu.c,cpu.h: Regenerate.
458
4592001-04-05 Dave Brolley <brolley@redhat.com>
460
461 * cpu.h,decode.c,model.c,sem.c: Regenerate.
462
4632001-04-05 Dave Brolley <brolley@redhat.com>
464
465 * reset.c: Update copyright.
466 * registers.c (frv_register_control_init): Handle bfd_mach_fr400.
467 * frv.c (frvbf_model_fr400_u_exec): New function.
468 * Makefile.in (stamp-cpu): Add fr400 to list of machines.
469 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
470 Regenerate.
471
4722000-11-22 Dave Brolley <brolley@redhat.com>
473
474 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
475 Regenerate.
476
4772000-11-10 Dave Brolley <brolley@redhat.com>
478
479 * decode.c: Regenerate.
480
4812000-09-12 Dave Brolley <brolley@redhat.com>
482
483 * traps.c (frv_sim_engine_halt_hook): New function.
484 (frv_itrap): Caches now invalidated in sim_engine_halt via
485 SIM_ENGINE_HALT_HOOK.
486 (frv_break): Ditto.
487 * sim-main.h (frv_sim_engine_halt_hook): New function.
488 (SIM_ENGINE_HALT_HOOK): New macro.
489 (SIM_ENGINE_RESTART_HOOK): New macro.
490 * interrupts.c: Call to frv_term now done within sim_engine_halt via
491 SIM_ENGINE_HALT_HOOK.
492
4932000-09-08 Dave Brolley <brolley@redhat.com>
494
495 * traps.c (frv_itrap): Invalidate and flush the data and insn caches
496 respectively when stopping for a breakpoint.
497 (frv_break): Ditto.
498 * cache.h (frv_cache_invalidate_all): New function.
499 * cache.c (frv_cache_invalidate_all): New function.
500
5012000-09-05 Dave Brolley <brolley@redhat.com>
502
503 * traps.c (frv_break): If SIM_HAVE_BREAKPOINTS, call
504 sim_handle_breakpoint. Otherwise if environment != operating call
505 sim_engine_halt. Otherwise handle normally.
506 * interrupts.c (frv_queue_break_interrupt): Don't handle debugger
507 breakpoints here. Moved to frv_break in traps.c.
508
509 * sem.c: Regenerate.
510
5112000-09-01 Dave Brolley <brolley@redhat.com>
512
513 * interrupts.c (frv_queue_break_interrupt): Call sim_handle_breakpoint
514 before queuing an interrupt in order to allow 'break' to be used as
515 the breakpoint insn.
516
5172000-08-29 Dave Brolley <brolley@redhat.com>
518
519 * traps.c (frv_itrap): Invalidate the insn cache at a breakpoint.
520
5212000-07-27 Dave Brolley <brolley@redhat.com>
522
523 * cpu.h,decode.c: Rebuild.
524
5252000-07-26 Dave Brolley <brolley@redhat.com>
526
527 * frv.c (spr_cccr_get_handler): Change CRx to CCx.
528 (spr_cccr_set_handler): Change CRx to CCx.
529 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
530
5312000-07-24 Dave Brolley <brolley@redhat.com>
532
533 * sem.c: Regenerate.
534 * frv.c (frvbf_unsigned_integer_divide): Queue a write for the result.
535 Don't write it directly.
536
537Thu Jul 6 13:51:12 2000 Dave Brolley <brolley@topaz>
538
539 * configure: Regenerated to track ../common/aclocal.m4 changes.
540
5412000-07-05 Ben Elliston <bje@redhat.com>
542
543 * configure: Regenerated to track ../common/aclocal.m4 changes.
544
5452000-06-28 Dave Brolley <brolley@redhat.com>
546
547 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
548
5492000-06-21 Dave Brolley <brolley@redhat.com>
550
551 * pipeline.c: All code except frv_pipeline_setup_insn moved to
552 frv.opc.
553 * mloop.in (main loop): frv_pipeline_add_insn broken up into
554 frv_pipeline_add_insn and frv_pipeline_setup_insn.
555 * frv-sim.h: Move pipeline status code to frv.opc.
556 * model.c: Regenerate.
557
5582000-06-12 Dave Brolley <brolley@redhat.com>
559
560 * options.c (frv_option_handler): --profile-parallel implies
561 --profile-model.
562 * mloop.in (fetch_buffer): Removed.
563 (@cpu@_simulate_insn_prefetch): Monitoring of fetch buffer moved to
564 run_caches. Use cache directly if not counting cycles. Don't use
565 cache at all if not counting cycles and cache not enabled.
566 * frv.c (frv_insn_fetch_buffer): New global variable.
567 (run_caches): Monitor the status of insn prefetch requests.
568 * frv-sim.h (FRV_INSN_FETCH_BUFFER): New struct type.
569 (frv_insn_fetch_buffer): New global variable.
570
5712000-06-12 Dave Brolley <brolley@redhat.com>
572
573 * mloop.in (fetch_buffer): New static struct.
574 (@cpu@_simulate_insn_prefetch): Rewritten.
575 * cache.c (frv_cache_request_invalidate): Don't invalidate return
576 buffer.
577 (address_interference): Defer to any WAR request in either pipeline.
578
5792000-06-09 Dave Brolley <brolley@redhat.com>
580
581 * pipeline.c (insns_in_slot): New Array.
582 (frv_pipeline_add_insn): Call COUNT_INSNS_IN_SLOT.
583 * options.c (frv_options): Remove 'NONBLOCK' argument from data-cache
584 option.
585 (parse_cache_option): New function.
586 (frv_option_handler): Call parse_cache_option.
587 * frv.c (vliw_branch_taken): New variable.
588 (vliw_load_stall): New variable.
589 (handle_resource_wait): Update vliw_load_stall.
590 (frvbf_model_insn_before): Initialize vliw_branch_taken and
591 vliw_load_stall.
592 (frvbf_model_insn_after): Increment PROFILE_MODEL_LOAD_STALL_CYCLES.
593 (load_wait_for_FR): Update vliw_load_stall.
594 (load_wait_for_GR): Update vliw_load_stall.
595 (load_wait_for_FRdouble): Update vliw_load_stall.
596 (load_wait_for_GRdouble): Update vliw_load_stall.
597 (frvbf_model_fr500_u_branch): Count branches taken and not taken.
598 (slot_names): New static array.
599 (print_parallel): Now takes second argument 'verbose'. Print cycles per
600 VLIW insn and instructions per cycle. Also tabulate the number of insns
601 in each type of VLIW slot.
602 (frv_profile_info): Call print_parallel with new second argument.
603 * frv-sim.h (insn_in_slot): New array.
604 (COUNT_INSNS_IN_SLOT): New macro.
605 (INSNS_IN_SLOT): New macro.
606 * cache.c: Remove references to non_blocking_count. Remove references to
607 last_was_hit. Remove references to req_none.
608 (handle_req_store): Adjust statistics before requeuing the store
609 request.
610 (handle_req_WAR): Don't let the WAR request affect the cache statistics.
611 * cache.h: Remove references to non_blocking_count. Remove references to
612 last_was_hit. Remove references to req_none.
613 * model.c: Regenerate.
614
6152000-06-08 Dave Brolley <brolley@redhat.com>
616
617 * frv.c (request_complete): Copy load data from the correct return
618 buffer.
619
6202000-06-07 Dave Brolley <brolley@redhat.com>
621
622 * traps.c (frv_core_signal): Call frv_term before exiting.
623 (frv_itrap): Call frv_term before exiting.
624 (next_available_nesr): Make sure NECR is implemented before reading it.
625 (next_valid_nesr): Ditto.
626 (frvbf_check_non_excepting_load): Ditto.
627 (frvbf_clear_ne_flags): Ditto.
628 (frvbf_commit): Ditto.
629 (frvbf_check_recovering_store): Delay cache operation if 'model_insn'.
630 * sim-main.h (_sim_cpu): Add load_address, load_length, load_flag and
631 store_flag members.
632 (CPU_LOAD_ADDRESS): New macro.
633 (CPU_LOAD_LENGTH): New macro.
634 (CPU_LOAD_SIGNED): New macro.
635 (CPU_LOAD_LOCK): New macro.
636 * reset.c (frv_term): New function.
637 (frv_power_on_reset): Use SETMEMSI if the cache is not enabled.
638 (frv_hardware_reset): Use SETMEMSI if the cache is not enabled.
639 (frv_software_reset): Use SETMEMSI if the cache is not enabled.
640 * mloop.in (execute): Call FRV_COUNT_CYCLES to decide whether to model
641 the insn. Model the insn in two passes. One before and one after
642 execution.
643 (cache_reqno): new static variable.
644 (@cpu@_simulate_insn_prefetch): Model fetch latency by waiting for the
645 cache rather than assuming a fixed latency.
646 (xinit): Turn on PROFILE_MODEL_P before each vliw insn if the timer is
647 enabled so that modeling data is collected by cgen during execution.
648 (full-exec): Restore PROFILE_MODEL_P after each vliw insn.
649 * memory.c (data_non_cache_access): Removed.
650 (insn_non_cache_access): Removed.
651 (frvbf_read_mem_QI): Delay read operation if 'model_insn'.
652 (frvbf_read_mem_UQI): Delay read operation if 'model_insn'.
653 (frvbf_read_mem_HI): Delay read operation if 'model_insn'.
654 (frvbf_read_mem_UHI): Delay read operation if 'model_insn'.
655 (frvbf_read_mem_SI): Delay read operation if 'model_insn'.
656 (frvbf_read_mem_DI): Delay read operation if 'model_insn'.
657 (frvbf_read_mem_DF): Delay read operation if 'model_insn'.
658 (frvbf_read_imem_USI): Read the cache or ememory passively.
659 (frvbf_write_mem_QI): Don't check for non-cache access here.
660 (frvbf_write_mem_UQI): Call frvbf_write_mem_QI.
661 (frvbf_write_mem_HI): Don't check for non-cache access here.
662 (frvbf_write_mem_UHI): Call frvbf_write_mem_QI.
663 (frvbf_write_mem_SI): Don't check for non-cache access here.
664 (frvbf_write_mem_DI): Don't check for non-cache access here.
665 (frvbf_write_mem_DF): Don't check for non-cache access here.
666 (frvbf_mem_set_QI): Use cycle-accurate cache write if 'model_insn'.
667 (frvbf_mem_set_HI): Use cycle-accurate cache write if 'model_insn'.
668 (frvbf_mem_set_SI): Use cycle-accurate cache write if 'model_insn'.
669 (frvbf_mem_set_DI): Use cycle-accurate cache write if 'model_insn'.
670 (frvbf_mem_set_DF): Use cycle-accurate cache write if 'model_insn'.
671 (frvbf_mem_set_XI): Use cycle-accurate cache write if 'model_insn'.
672 * interrupts.c (check_reset): Read the cache and memory passively.
673 (frv_program_or_software_interrupt): Call frv_term before calling
674 sim_engine_halt.
675 * frv.c (all modeling functions): Break into two passes. One before
676 execuetion and one after. call load_wait_for_* for all GR and FR
677 registers.
678 (frvbf_load_quad_GR): Delay performing the load if 'model_insn'.
679 (frvbf_load_quad_FRint): Delay performing the load if 'model_insn'.
680 (frvbf_load_quad_CPR): Delay performing the load if 'model_insn'.
681 (frvbf_insn_cache_preload): Delay cache operation if 'model_insn'.
682 (frvbf_data_cache_preload): Delay cache operation if 'model_insn'.
683 (frvbf_insn_cache_unlock): Delay cache operation if 'model_insn'.
684 (frvbf_data_cache_unlock): Delay cache operation if 'model_insn'.
685 (frvbf_insn_cache_invalidate): Delay cache operation if 'model_insn'.
686 (frvbf_data_cache_invalidate): Delay cache operation if 'model_insn'.
687 (frvbf_data_cache_flush): Delay cache operation if 'model_insn'.
688 (model_insn): New global variable.
689 (fr_ptime): New array.
690 (cache_request): New enumeration.
691 (CACHE_QUEUE_ELEMENT): New struct type.
692 (CACHE_QUEUE_SIZE): New macro.
693 (cache_queue): New static struct.
694 (request_cache_load): New function.
695 (request_cache_flush): New function.
696 (request_cache_invalidate): New function.
697 (request_cache_preload): New function.
698 (request_cache_unlock): New function.
699 (submit_cache_request): New function.
700 (activate_cache_requests): New function.
701 (load_pending_for_register): New function.
702 (flush_pending_for_address): New function.
703 (remove_cache_queue_element): New function.
704 (copy_load_data): New function.
705 (request_complete): New function.
706 (run_caches): New function.
707 (frv_model_trace_wait_cycles): New function.
708 (wait_for_flush): New function.
709 (frvbf_model_insn_before): Insn prefect wait now modeled in
710 frvbf_simulate_insn_prefetch. Incremement vliw_insns here. Call
711 wait_for_flush.
712 (frvbf_model_insn_after): Call activate_cache_requests. Don't increment
713 vliw_insns here anymore.
714 (update_FR_latency_for_load): New function.
715 (update_FRdouble_latency_for_load): New function.
716 (update_FR_ptime): New function.
717 (update_FRdouble_ptime): New function.
718 (update_GR_latency_for_swap): New function.
719 (load_wait_for_GR): New function.
720 (load_wait_for_FR): New function.
721 (load_wait_for_GRdouble): New function.
722 (load_wait_for_FRdouble): New function.
723 (frvbf_model_fr500_u_ici): New function.
724 (frvbf_model_fr500_u_dci): New function.
725 (frvbf_model_fr500_u_dcf): New function.
726 (frvbf_model_fr500_u_icpl): New function.
727 (frvbf_model_fr500_u_dcpl): New function.
728 (frvbf_model_fr500_u_icul): New function.
729 (frvbf_model_fr500_u_dcul): New function.
730 * frv-sim.h (frv_term): New function.
731 (insn_non_cache_access): Removed.
732 (FRV_COUNT_CYCLES): New macro.
733 (frv_save_peofile_model_p): New global variable.
734 (model_insn): New enumerated global variable.
735 (frv_model_advance_cycles): New function.
736 (frv_model_trace_wait_cycles): New function.
737 * cache.h (FRV_CACHE_REQUEST_KIND): New enumeration.
738 (FRV_CACHE_WAR_REQUEST): New struct type.
739 (FRV_CACHE_STORE_REQUEST): New struct type.
740 (FRV_CACHE_INVALIDATE_REQUEST): New struct type.
741 (FRV_CACHE_PRELOAD_REQUEST): New struct type.
742 (FRV_CACHE_REQUEST): New struct type.
743 (FRV_CACHE_RETURN_BUFFER): New struct type.
744 (FRV_CACHE_FLUSH_STATUS): New struct type.
745 (FRV_CACHE_STATUS): New struct type.
746 (FRV_CACHE_STAGE): New struct type.
747 (FRV_CACHE_STAGES): New enumeration.
748 (FRV_CACHE_WAR): New struct type.
749 (FRV_CACHE_PIPELINE): New struct type.
750 (FRV_CACHE_ARS): New struct type.
751 (FRV_CACHE_STATISTICS): New struct type.
752 (FRV_CACHE): Add pipeline, statistics, BARS and NARS.
753 (CACHE_RETURN_DATA): 'return_buffer' is now within 'status'.
754 (CACHE_RETURN_DATA_ADDRESS): New macro.
755 (frv_cache_read): Now takes pipe index as second argument.
756 (frv_cache_enabled): New function.
757 (frv_cache_request_load): New function.
758 (frv_cache_request_store): New function.
759 (frv_cache_request_invalidate): New function.
760 (frv_cache_request_preload): New function.
761 (frv_cache_request_unlock): New function.
762 (frv_cache_run): New function.
763 (frv_cache_read_passive_SI): New function.
764 (frv_cache_data_in_buffer): New function.
765 (frv_cache_data_flushed): New function.
766 * cache.c (frv_cache_init): Initialize pipelines and xARS registers.
767 (frv_cache_enabled): New function.
768 (non_cache_access): New function.
769 (write_data_to_memory): Count write accesses for each mode. Write to
770 memory using sim_core_write_unaligned_1;
771 (read_data_from_memory): New function.
772 (fill_line_from_memory): Use read_data_from_memory.
773 (copy_line_to_return_buffer): New function.
774 (copy_memory_to_return_buffer): New function.
775 (set_return_buffer_reqno): New function.
776 (frv_cache_read): Now takes pipe index as second argument. Check for
777 non-cache access.
778 (frv_cache_preload): Check for non-cache access.
779 (frv_cache_unlock): Check for non-cache access.
780 (invalidate_return_buffer): New function.
781 (frv_cache_invalidate): Check for non-cache access.
782 (convert_slot_to_index): New function.
783 (FREE_CHAIN_SIZE): New macro.
784 (frv_cache_request_free_chain): New static variable.
785 (frv_store_request_free_chain): New static variable.
786 (allocate_new_cache_requests): New function.
787 (new_cache_request): New function.
788 (free_cache_request): New function.
789 (new_store_request): New function.
790 (pipeline_remove_request): New function.
791 (pipeline_add_request): New function.
792 (pipeline_requeue_request): New function.
793 (next_priority): New function.
794 (add_WAR_request): New function.
795 (pipeline_next_request): New function.
796 (pipeline_stage_request): New function.
797 (advance_pipelines): New function.
798 (frv_cache_request_load): New function.
799 (frv_cache_request_store): New function.
800 (frv_cache_request_invalidate): New function.
801 (frv_cache_request_preload): New function.
802 (frv_cache_request_unlock): New function.
803 (address_interference): New function.
804 (wait_for_WAR): New function.
805 (wait_in_WAR): New function.
806 (handle_req_load): New function.
807 (handle_req_preload): New function.
808 (handle_req_store): New function.
809 (handle_req_invalidate): New function.
810 (handle_req_unlock): New function.
811 (handle_req_WAR): New function.
812 (arbitrate_requests): New function.
813 (move_ARS_to_WAR): New function.
814 (decrease_latencies): New function.
815 (frv_cache_run): New function.
816 (frv_cache_read_passive_SI): New function.
817 (frv_cache_data_in_buffer): New function.
818 (frv_cache_data_flushed): New function.
819 * arch.h,decode.c,decode.h,model.c,sem.c: Rebuild.
820
821Wed May 24 14:40:34 2000 Andrew Cagney <cagney@b1.cygnus.com>
822
823 * configure: Regenerated to track ../common/aclocal.m4 changes.
824
8252000-05-19 Dave Brolley <brolley@redhat.com>
826
827 * traps.c (frv_rett): Check for exceptions in the order specified in the
828 architecture spec. Allow privileged_instruction interrrupt to be handled
829 normally.
830 * registers.c (frv_register_control_init): Handle bfd_mach_frvtomcat.
831 * frv.c (frvbf_signed_integer_divide): Use updated dtt to decide whether
832 to clear the NE flag.
833 (frvbf_model_tomcat_u_exec): New function.
834 * frv-sim.h (frvbf_division_exception): Now returns updated dtt.
835 * Makefile.in (stamp-cpu): Add 'tomcat' to 'mach' value.
836 * arch.c,arch.h,cpu.h,cpuall.h,model.h,decode.c,sem.c: Regenerate.
837
8382000-05-18 Dave Brolley <brolley@redhat.com>
839
840 * sim-if.c (elf-bfd.h): #include it.
841 (sim_open): Set machine amd architecture based on elf flags.
842
8432000-04-04 Dave Brolley <brolley@redhat.com>
844
845 * frv-sim.h (frv_h_psr_esr_set_handler): Removed.
846 Delete '#if 0' blocks.
847 * frv.c: Delete '#if 0' blocks.
848 (spr_psr_set_handler): Remove special handling for circular referencing of handlers for
849 PSR.S and PSR.ESR.
850 (frv_h_psr_esr_set_handler): Removed.
851 * interrupts.c: Delete '#if 0' blocks.
852 * memory.c: Delete '#if 0' blocks.
853 * cpu.c,cpu.h: Regenerate.
854
8552000-04-03 Dave Brolley <brolley@redhat.com>
856
857 * traps.c (frvbf_check_recovering_store): Invalidate data cache line
858 containing the target address.
859 (clear_nesr_neear): No longer takes hi_available and lo_available.
860 Remove bogus check for available GR registers.
861 (frvbf_clear_ne_flags): Update call to clear_nesr_neear.
862 (frvbf_commit): Update call to clear_nesr_neear.
863 * interrupts.c (next_available_esr): Removed.
864 (next_available_edr): Removed.
865 (next_available_fq): Removed.
866 * frv.c (frvbf_fetch_register): Remove "FIXME" comment.
867 (frvbf_store_register): Remove "FIXME" comment.
868 * frv-sim.h (UART_INCHAR_ADDR): Removed.
869 (UART_OUTCHAR_ADDR): Removed.
870 (UART_STATUS_ADDR): Removed.
871 (UART_INPUT_READY): Removed.
872 (UART_OUTPUT_READY): Removed.
873 (FRV_DEVICE_ADDR): Removed.
874 (FRV_DEVICE_LEN): Removed.
875 (SET_NESR): Call frvbf_force_update.
876 (SET_NEEAR): Call frvbf_force_update.
877 (SET_NE_FLAGS): Call frvbf_force_update.
878
8792000-03-30 Dave Brolley <brolley@redhat.com>
880
881 * configure: Regenerated.
882
8832000-03-30 Dave Brolley <brolley@redhat.com>
884
885 * registers.c (fr500_spr): Define ESR14-15 and EPCSR14-15 for fr500.
886 * memory.c (frvbf_write_mem_*): Save slot containing the insn
887 performing the write.
888 (frvbf_mem_set_*): Overwrite the slot information of the interrupt
889 queue element with the information in the interrupt state.
890 * interrupts.c (frv_queue_interrupt): Call frv_set_interrupt_queue_slot.
891 (frv_queue_fp_exception_interrupt): Initialize 'new_element'.
892 (frv_set_interrupt_queue_slot): New function.
893 (esr_for_data_access_exception): New function.
894 (set_edr_register): edr_index is now passed in.
895 (fq_for_exception): New function.
896 (set_fp_exception_registers): Call fq_for_exception. Interrupt queue
897 element now passed in.
898 (set_exception_status_registers): Obtain slot from interrupt queue
899 element. Call esr_for_data_access_exception. Use ESR14
900 for data_store_error. Use ESR15 for data_access_error. Use EDR0.
901 (frv_save_data_written_for_interrupts): Save slot containing the insn
902 performing the write.
903 * frv-sim.h (struct frv_fp_exception_info): Use frv_fsr_traps and
904 frv_fsr_ftt.
905 (struct frv_interrupt_state): Add 'slot' field.
906 (frv_set_interrupt_queue_slot): New function.
907 (frv_set_write_queue_slot): New function.
908
9092000-03-24 Dave Brolley <brolley@redhat.com>
910
911 * mloop.in (_parallel_write_init): Initialize
912 frv_interrupt_state.imprecise_interrupt.
913 (_parallel_write_queued): After an imprecise interrupt, only perform
914 forced writes and floating point writes (for certain exceptions).
915 * interrupts.c (handle_interrupt): Set
916 frv_interrupt_state.imprecise_interrupt for writeback after an imprecise
917 interrupt.
918 (frv_process_interrupts): No need to clear f_ne_flags.
919 * frv.c (frvbf_signed_integer_divide): Queue writes to GR registers and
920 force them to happen even if there is an overflow exception.
921 (frvbf_force_update): New function.
922 * frv-sim.h (frvbf_force_update): New function.
923 (struct frv_interrupt_state): Add imprecise_interrupt.
924 (FRV_WRITE_QUEUE_FORCE_WRITE): New macro.
925 * sem.c: Regenerate.
926
9272000-03-23 Dave Brolley <brolley@redhat.com>
928
929 * traps.c (frv_rett): Queue FRV_ILLEGAL_INSTRUCTION directly.
930 * registers.c (frv_spr): MCIRL -> MCILR.
931 * interrupts.c (frv_queue_non_implemented_instruction_interrupt):
932 New function.
933 (frv_detect_insn_access_interrupts):
934 Call frv_queue_non_implemented_instruction_interrupt.
935 (frv_process_interrupts): Clear accumulated NE flags.
936 * frv.c (frvbf_media_cop): New function.
937 (frvbf_set_ne_index): Now takes (SIM_CPU *) as first argument. Clear
938 the NE flag of the given target register.
939 (frvbf_model_fr500_u_float_arith): Account for FRdouble registers.
940 (frvbf_model_fr500_u_float_dual_arith): Account for FRdouble registers.
941 (frvbf_model_fr500_u_float_dual_sqrt): New function.
942 (frvbf_model_fr500_u_float_convert): Account for FRdouble registers.
943 (frvbf_model_fr500_u_float_dual_convert): New function.
944 * frv-sim.h (frvbf_media_cop): New function.
945 (GET_FQ): Use H_SPR_FQST0.
946 (SET_FQ): Use H_SPR_FQST0.
947 (SET_FQ_OPC): Use J_SPR_FQOP0.
948 (GET_MSR_EMCI): New macro.
949 (frv_queue_non_implemented_instruction_interrupt): New function.
950 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
951
9522000-03-08 Dave Brolley <brolley@redhat.com>
953
954 * traps.c (frv_rett): Align new_pc.
955 * memory.c (frvbf_read_mem_HI): Align address.
956 (frvbf_read_mem_UHI): Align address.
957 (frvbf_read_mem_SI): Align address.
958 (frvbf_read_mem_DI): Align address.
959 (frvbf_read_mem_DF): Align address.
960 (frvbf_read_imem_USI): Align address.
961 (frvbf_mem_set_HI): Align address.
962 (frvbf_mem_set_SI): Align address.
963 (frvbf_mem_set_DI): Align address.
964 (frvbf_mem_set_DF): Align address.
965 (frvbf_mem_set_XI): Align address.
966 * registers.c (frv_spr): Initialize FSR0.NS to 1.
967 (fr500_spr): Initialize FSR0.NS to 1.
968 * interrupts.c (frv_queue_mem_address_not_aligned_interrupt): Check
969 whether the exception is masked.
970 * frv.c (frvbf_load_quad_GR): Align address.
971 (frvbf_store_quad_GR): Align address.
972 (frvbf_load_quad_FRint): Align address.
973 (frvbf_store_quad_FRint): Align address.
974 (frvbf_load_quad_CPR): Align address.
975 (frvbf_store_quad_CPR): Align address.
976 * frv-sim.h (GET_ISR_EMAM): New macro.
977
9782000-03-08 Dave Brolley <brolley@redhat.com>
979
980 * traps.c (frvbf_division_exception): Check for masked overflow and
981 set NE flags, if necessary.
982 (frvbf_check_recovering_store): Queue writes to the hardware.
983 (check_registers_available): Removed.
984 (which_registers_available): Call frv_{fr,gr}_registers_available.
985 (frvbf_clear_ne_flags): Call check_register_access.
986 (frvbf_commit): Call check_register_access.
987 * registers.h (frv_fr_registers_available): New function.
988 (frv_gr_registers_available): New function.
989 (frv_check_register_access): New function.
990 (frv_check_gr_access): New function.
991 (frv_check_fr_access): New function.
992 * registers.c (frv_spr): Correct initial value of ISR.
993 (fr500_spr): Correct initial value of ISR.
994 (frv_fr_registers_available): New function.
995 (frv_gr_registers_available): New function.
996 (frv_check_register_access): New function.
997 (frv_check_gr_access): New function.
998 (frv_check_fr_access): New function.
999 * interrupts.c (frv_queue_division_exception_interrupt): New function.
1000 (set_isr_exception_fields): New function.
1001 (set_exception_status_registers): Set ISR fields for division exception.
1002 (frv_save_data_written_for_interrupts): Handle CGEN_FN_SF_WRITE.
1003 * frv.c (frvbf_h_gr_get_handler): New function.
1004 (frvbf_h_gr_set_handler): New function.
1005 (frvbf_h_fr_get_handler): New function.
1006 (frvbf_h_fr_set_handler): New function.
1007 (frvbf_h_spr_get_handler): Remove special handling for ISR.
1008 (frvbf_h_spr_set_handler): Remove special handling for ISR.
1009 (spr_isr_get_handler): Removed.
1010 (spr_isr_set_handler): Removed.
1011 (frvbf_signed_integer_divide): New funciton.
1012 (frvbf_unsigned_integer_divide): New funciton.
1013 * frv-sim.h (frvbf_h_gr_get_handler): New function.
1014 (frvbf_h_gr_set_handler): New function.
1015 (frvbf_h_fr_get_handler): New function.
1016 (frvbf_h_fr_set_handler): New function.
1017 (frvbf_signed_integer_divide): New funciton.
1018 (frvbf_unsigned_integer_divide): New funciton.
1019 (frv_dtt): New enumeration.
1020 (struct frv_interrupt_queue_element): Add dtt member.
1021 (GET_ISR): New macro.
1022 (SET_ISR): New macro.
1023 (GET_ISR_EDEM): New macro.
1024 (SET_ISR_DTT): New macro.
1025 (SET_ISR_AEXC): New macro.
1026 (frvbf_division_exception): Add 2 'int' arguments.
1027 (frvbf_check_non_excepting_divide): Removed.
1028 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1029
10302000-02-29 Dave Brolley <brolley@redhat.com>
1031
1032 * traps.c (frv_itrap): Use GET_H_GR, SET_H_GR, GET_H_FR.
1033 (frv_rett): Use hardware access macros. Write PSR as a whole.
1034 (next_available_nesr): Check that NECR is valid.
1035 (next_valid_nesr): Check that NECR is valid.
1036 (frvbf_check_non_excepting_load): User new NECR access macros. Don't
1037 call hardware access functions. Use cover macros.
1038 (check_registers_available): New function.
1039 (clear_nesr_near): Check register availability.
1040 (clear_ne_flags): Check register availability.
1041 (frvbf_clear_ne_flags): Check register availability.
1042 (frvbf_commit): Check register availability.
1043 (which_registers_available): New function.
1044 * sim-main.h (registers.h): #include it.
1045 (register_control): New cpu field.
1046 (CPU_REGISTER_CONTROL): New macro.
1047 * reset.c (frv_initialize): Set HSR0 fields for cache here.
1048 (frv_power_on_reset): Initialize SPR registers and RSTR.
1049 (frv_hardware_reset): Initialize SPR registers and RSTR.
1050 (frv_software_reset): Reset SPR registers and RSTR.
1051 * options.c (frv_option_handler): Don't set HSR0 fields for cache here.
1052 Call frv_cache_init.
1053 * mloop.in (main loop): Check for insn access interrupts before
1054 executing the insn.
1055 * interrupts.c (frv_queue_external_interrupt): Use GET_H_PSR_ET.
1056 (frv_detect_insn_access_interrupts): Don't call hardware access
1057 functions directly. Use cover macros.
1058 (check_reset): Don't reset RSTR here.
1059 (next_available_esr): ESFR -> ESFR_FLAG.
1060 (next_available_edr): ESFR -> ESFR_FLAG.
1061 (clear_exception_status_registers): Use GET_ESFR and SET_ESFR.
1062 ESFR -> ESFR_FLAG.
1063 (frv_break_interrupt): Don't call hardware access functions directly.
1064 Use cover macros.
1065 (frv_program_or_software_interrupt): Ditto.
1066 (frv_external_interrupt): Ditto.
1067 * frv.c (frvbf_fetch_register): Don't call 'get' functions directly.
1068 (frvbf_store_register): Don't call 'set' functions directly.
1069 (frvbf_h_gr_double_get_handler): Use GET_H_GR.
1070 (frvbf_h_gr_double_set_handler): Use SET_H_GR.
1071 (frvbf_h_fr_double_get_handler): Use GET_H_FR.
1072 (frvbf_h_fr_double_set_handler): Use SET_H_FR.
1073 (frvbf_h_fr_int_get_handler): Use GET_H_FR.
1074 (frvbf_h_fr_int_set_handler): Use SET_H_FR.
1075 (frvbf_h_cpr_double_get_handler): Use GET_H_CPR.
1076 (frvbf_h_cpr_double_set_handler): Use SET_H_CPR.
1077 (frvbf_h_gr_quad_set_handler): Use SET_H_GR.
1078 (frvbf_h_fr_quad_set_handler): Use SET_H_FR.
1079 (frvbf_h_spr_get_handler): Check SPR access. Call renamed functions.
1080 Support shadow registers.
1081 (frvbf_h_spr_set_handler): Check SPR access. Call renamed functions.
1082 Support shadow registers.
1083 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1084 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1085 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1086 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1087 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1088 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1089 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1090 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1091 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1092 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1093 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1094 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1095 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1096 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1097 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1098 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1099 (frvbf_h_psr_esr_set_handler): Update to conform to FRV architecture
1100 version 1.3a.
1101 (spr_ccr_get_handler): Don't reference the hardware directly.
1102 (spr_ccr_set_handler): Don't reference the hardware directly.
1103 (spr_cccr_get_handler): Don't reference the hardware directly.
1104 (spr_cccr_set_handler): Don't reference the hardware directly.
1105 (spr_sr_get_handler): New function.
1106 (spr_sr_set_handler): New function.
1107 (frvbf_switch_supervisor_user_context): Temporarily switch to
1108 supervisor mode.
1109 (frvbf_store_quad_GR): Don't call handler directly.
1110 (frvbf_store_quad_FRint): Don't call handler directly.
1111 (frvbf_store_quad_CPR): Don't call handler directly.
1112 (frvbf_clear_all_accumulators): Removed.
1113 (frvbf_clear_accumulators): New function.
1114 (frvbf_model_fr500_u_media): Expand busy_adjustment to 8 members.
1115 Account for in_ACCGi and out_ACCGk.
1116 * frv-sim.h (RSTR_HARDWARE_RESET): New macro.
1117 (RSTR_SOFTWARE_RESET): New macro.
1118 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1119 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1120 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1121 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1122 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1123 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1124 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1125 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1126 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1127 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1128 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1129 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1130 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1131 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1132 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1133 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1134 (frvbf_clear_all_accumulators): Removed.
1135 (frvbf_clear_accumulators): New function.
1136 (GET_HSR0): Use GET_H_SPR.
1137 (SET_HSR0): Use SET_H_SPR.
1138 (CLEAR_HSR0_ICE): New macro.
1139 (CLEAR_HSR0_DCE): New macro.
1140 (GET_IHSR8): Use GET_H_SPR.
1141 (GET_PSR): New macro.
1142 (SET_PSR_ET): New macro.
1143 (GET_PSR_PS): New macro.
1144 (SET_PSR_S): New macro.
1145 (GET_ESFR): Changed to reference entire register.
1146 (SET_ESFR): Changed to reference entire register.
1147 (GET_ESFR_FLAG): New macro.
1148 (SET_ESFR_FLAG): New macro.
1149 (NECR_ELOS): Removed.
1150 (NECR_NEN): Removed.
1151 (NECR_VALID): Removed.
1152 (GET_NECR): New macro.
1153 (GET_NECR_ELOS): New macro.
1154 (GET_NECR_NEN): New macro.
1155 (GET_NECR_VALID): New macro.
1156 (NESR_RANGE): Removed.
1157 (GET_NESR): Use GET_H_SPR.
1158 (GET_NE_FLAGS): Use GET_H_SPR.
1159 * cache.h (CACHE_INITIALIZED): New macro.
1160 * Makefile.in (SIM_OBJS): Add registers.o.
1161 (SIM_EXTRA_DEPS): Add registers.h.
1162 (registers.o): New target.
1163 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1164
11652000-02-17 Dave Brolley <brolley@redhat.com>
1166
1167 * interrupts.c (frv_interrupt_table): Update priority order and handler
1168 offsets to conform to the architecture version 1.3a.
1169 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1170 to the architecture version 1.3a.
1171
11722000-02-17 Dave Brolley <brolley@redhat.com>
1173
1174 * interrupts.c (frv_interrupt_table): Update priority order and handler
1175 offsets to conform to the latest specifications.
1176 (frv_queue_interrupt): Correct comment. Identical interrupts can be
1177 queued. New variable 'iclass' used to test for external interrupts.
1178 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1179 to the latest specifications.
1180
11812000-01-20 Dave Brolley <brolley@redhat.com>
1182
1183 * sim-if.c (sim_open): Move frv-specific initialization to
1184 frv_initialize in reset.c.
1185 * interrupts.c (check_reset): Use RSTR_ADDRESS. Check and reset RSTR
1186 status bits for hardware vs software reset.
1187 * reset.c: New file.
1188 * frv-sim.h (frv_initialize): New function.
1189 (frv_power_on_reset): New function.
1190 (frv_hardware_reset): New function.
1191 (frv_software_reset): New function.
1192 (RSTR_ADDRESS): New macro.
1193 (RSTR_INITIAL_VALUE): New macro.
1194 (GET_RSTR_HR): New macro.
1195 (GET_RSTR_SR): New macro.
1196 (SET_RSTR_H): New macro.
1197 (SET_RSTR_S): New macro.
1198 (CLEAR_RSTR_P): New macro.
1199 (CLEAR_RSTR_H): New macro.
1200 (CLEAR_RSTR_S): New macro.
1201 (CLEAR_RSTR_HR): New macro.
1202 (CLEAR_RSTR_SR): New macro.
1203
12042000-01-03 Dave Brolley <brolley@cygnus.com>
1205
1206 * mloop.in (execute): Only call modeling function if the pointer is not
1207 NULL.
1208 * frv.c (frvbf_model_insn_after): Only access FR500_MODEL_DATA for
1209 fr500.
1210
12112000-01-03 Dave Brolley <brolley@cygnus.com>
1212
1213 * options.c (OPTION_FRV_MEMORY_LATENCY): New enumerator.
1214 (frv_options): Add --memory-latency.
1215 (frv_option_handler): Handle FRV_OPTION_MEMORY_LATENCY.
1216 * mloop.in (@cpu@_simulate_insn_prefetch): Use cache memory_latency.
1217 * frv.c (SET_ACC_USE_IS_MEDIA_P1): operate on d->curr_acc_p1
1218 (SET_ACC_USE_NOT_MEDIA_P1): operate on d->curr_acc_p1
1219 (SET_ACC_USE_IS_MEDIA_P2): operate on d->curr_acc_p1
1220 (SET_ACC_USE_NOT_MEDIA_P2): operate on d->curr_acc_p1
1221 (update_latencies): Only clear usage flags if the register has no
1222 target latency.
1223 (frvbf_model_insn_before): Update cur_acc_p1 and cur_acc_p2. Use | (or)
1224 not |= (or assgnment).
1225 (frvbf_model_insn_after): Print post processing wait for all insns.
1226 Update prev_acc_p1 and prev_acc_p2.
1227 (frvbf_model_fr500_u_gr_load_store): Use cache memory_latency.
1228 (frvbf_model_fr500_u_fr_load_store): Use cache memory_latency.
1229 (frvbf_model_fr500_u_swap): Use cache memory_latency.
1230 (frvbf_model_fr500_u_media): Use busy_adjustment[4] for out_ACC40Sk.
1231 (frvbf_model_fr500_u_media): Use busy_adjustment[5] for out_ACC40Uk.
1232 (frvbf_model_fr500_u_media_quad_arith): New function.
1233 (frvbf_model_fr500_u_media_dual_mul): New function.
1234 (frvbf_model_fr500_u_media_quad_mul): New function.
1235 (frvbf_model_fr500_u_media_quad_complex): New function.
1236 (frvbf_model_fr500_u_media_dual_expand): New function.
1237 (frvbf_model_fr500_u_media_dual_unpack): New function.
1238 (frvbf_model_fr500_u_media_dual_btoh): New function.
1239 (frvbf_model_fr500_u_media_dual_htob): New function.
1240 (frvbf_model_fr500_u_media_dual_btohe): New function.
1241 (frv_ref_SI): New function.
1242 * cache.h (FRV_CACHE): Add memory_latency field.
1243 * cache.c (frv_cache_init): Initialize memory_latency.
1244 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1245
12461999-12-17 Dave Brolley <brolley@cygnus.com>
1247
1248 * sim-if.c (sim_open): Initialize insn prefetch and reset register.
1249 * options.c (OPTIONS_FRV_PROFILE_CACHE): New enumeration.
1250 (OPTIONS_FRV_PROFILE_PARALLEL): New enumeration.
1251 (OPTIONS_FRV_TIMER): New enumeration.
1252 (frv_options): Add --profile-cache, --profile-parallel, --timer.
1253 (frv_option_handler): Override common implementation of -p. Handle
1254 --profile-cache, --profile-parallel, --timer.
1255 * mloop.in (execute): Call profiling functions if the timer interrupt
1256 is enabled.
1257 (@cpu@_simulate_insn_prefetch): New function.
1258 (main loop): Call @cpu@_simulate_insn_prefetch.
1259 * interrupts.c (frv_queue_interrupt): Don't queue two external
1260 interrupts of the same priority.
1261 (frv_queue_external_interrupt): New function.
1262 (frv_external_interrupt): New function.
1263 (handle_interrupt): Handle external interrupts.
1264 (check_reset): New function.
1265 (frv_process_interrupts): Call check_reset.
1266 * frv.c: Include "bfd.h"
1267 (frvbf_h_psr_get_handler): Set the PIL field.
1268 (frvbf_h_psr_set_handler): Get the PIL field.
1269 (DUAL_REG): New macro.
1270 (DUAL_DOUBLE): New macro.
1271 (SET_USE_IS_FPOP): New macro.
1272 (SET_USE_NOT_FPOP): New macro.
1273 (USE_IS_FPOP): New macro.
1274 (SET_USE_IS_MEDIA): New macro.
1275 (SET_USE_NOT_MEDIA): New macro.
1276 (USE_IS_MEDIA_P1): New macro.
1277 (SET_USE_IS_MEDIA_P1): New macro.
1278 (SET_USE_NOT_MEDIA_P1): New macro.
1279 (SET_USE_IS_MEDIA_P2): New macro.
1280 (SET_USE_NOT_MEDIA_P2): New macro.
1281 (USE_IS_MEDIA_P2): New macro.
1282 (SET_ACC_USE_IS_MEDIA_P1): New macro.
1283 (SET_ACC_USE_NOT_MEDIA_P1): New macro.
1284 (ACC_USE_IS_MEDIA_P1): New macro.
1285 (SET_ACC_USE_IS_MEDIA_P2): New macro.
1286 (SET_ACC_USE_NOT_MEDIA_P2): New macro.
1287 (ACC_USE_IS_MEDIA_P2): New macro.
1288 (RESOURCE_IDIV): New macro.
1289 (RESOURCE_FDIV): New macro.
1290 (RESOURCE_SQRT): New macro.
1291 (fr_busy_adjust): New array.
1292 (acc_busy_adjust): New array.
1293 (apply_latency_adjustments): New function.
1294 (update_latencies): New function.
1295 (handle_wait_cycles): New function.
1296 (handle_resource_wait): New function.
1297 (update_target_latencies): New function.
1298 (frvbf_model_insn_before): Add resource latency to cycle counts.
1299 (frvbf_model_insn_after): Add resource latency to cycle counts.
1300 (update_GR_latency): New function.
1301 (update_GRdouble_latency): New function.
1302 (update_FR_latency): New function.
1303 (update_FRdouble_latency): New function.
1304 (decrease_ACC_busy): New function.
1305 (decrease_FR_busy): New function.
1306 (increase_FR_busy): New function.
1307 (update_ACC_latency): New function.
1308 (update_CCR_latency): New function.
1309 (update_idiv_resource_latency): New function.
1310 (update_fdiv_resource_latency): New function.
1311 (update_fsqrt_resource_latency): New function.
1312 (vliw_wait_for_GR): New function.
1313 (vliw_wait_for_GRdouble): New function.
1314 (vliw_wait_for_FR): New function.
1315 (vliw_wait_for_FRdouble): New function.
1316 (vliw_wait_for_CCR): New function.
1317 (vliw_wait_for_ACC): New function.
1318 (vliw_wait_for_idiv_resource): New function.
1319 (vliw_wait_for_fdiv_resource): New function.
1320 (vliw_wait_for_fsqrt_resource): New function.
1321 (enforce_full_fr_latency): New function.
1322 (frvbf_model_fr500_u_exec): New function.
1323 (frvbf_model_fr500_u_integer): New function.
1324 (frvbf_model_fr500_u_imul): New function.
1325 (frvbf_model_fr500_u_idiv): New function.
1326 (frvbf_model_fr500_u_branch): New function.
1327 (frvbf_model_fr500_u_set_hilo): New function.
1328 (frvbf_model_fr500_u_gr_load_store): New function.
1329 (frvbf_model_fr500_u_fr_load_store): New function.
1330 (frvbf_model_fr500_u_swap): New function.
1331 (frvbf_model_fr500_u_fr2fr): New function.
1332 (frvbf_model_fr500_u_fr2gr): New function.
1333 (frvbf_model_fr500_u_spr2gr): New function.
1334 (frvbf_model_fr500_u_gr2fr): New function.
1335 (frvbf_model_fr500_u_gr2spr): New function.
1336 (post_wait_for_FR): New function.
1337 (post_wait_for_FRdouble): New function.
1338 (post_wait_for_ACC): New function.
1339 (post_wait_for_CCR): New function.
1340 (post_wait_for_fdiv): New function.
1341 (post_wait_for_fsqrt): New function.
1342 (adjust_float_register_busy): New function.
1343 (adjust_double_register_busy): New function.
1344 (restore_float_register_busy): New function.
1345 (restore_double_register_busy): New function.
1346 (frvbf_model_fr500_u_float_arith): New function.
1347 (frvbf_model_fr500_u_float_dual_arith): New function.
1348 (frvbf_model_fr500_u_float_div): New function.
1349 (frvbf_model_fr500_u_float_sqrt): New function.
1350 (frvbf_model_fr500_u_float_compare): New function.
1351 (frvbf_model_fr500_u_float_dual_compare): New function.
1352 (frvbf_model_fr500_u_float_convert): New function.
1353 (frvbf_model_fr500_u_media): New function.
1354 (frvbf_model_fr500_u_barrier): New function.
1355 (frvbf_model_fr500_u_membar): New function.
1356 * frv-sim.h (LEUINT): New macro.
1357 (GET_HSR0_SA): New macro.
1358 (struct frv_interrupt_timer): New struct.
1359 (struct frv_interrupt_state): Add timer fiield.
1360 (frv_queue_external_interrupt): New function.
1361 (frv_external_interrupt): New function.
1362 (frv_profile_info): New function.
1363 (PROFILE_CACHE_IDX): New enumerator.
1364 (PROFILE_PARALLEL_IDX): New enumerator.
1365 (PROFILE_cache): New macro.
1366 (PROFILE_parallel): New macro.
1367 (WITH_PROFILE_CACHE_P): New macro.
1368 (WITH_PROFILE_PARALLEL_P): New macro.
1369 * cache.h (FRV_CACHE): Add last_was_hit field.
1370 * cache.c (get_tag): Use new last_was_hit field.
1371 (frv_cache_read): Ditto.
1372 (frv_cache_write): Ditto.
1373 * arch.h,cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1374
13751999-12-13 Dave Brolley <brolley@cygnus.com>
1376
1377 * frv.c (frvbf_h_spr_set_handler): Handle accumulator guards.
1378 (frvbf_clear_all_accumulators): Pass frvbf_h_acc40S_set to
1379 sim_queue_fn_di_write.
1380 (frvbf_media_cut_ss): New function.
1381 * frv-sim.h (frvbf_media_cut_ss): New function.
1382 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1383
13841999-12-13 Dave Brolley <brolley@cygnus.com>
1385
1386 * pipeline.c (check_insn_major_constraints): F-4, F-8 and M-8 have
1387 no constraints.
1388 * interrupts.c (frv_queue_illegal_instruction_interrupt): Use
1389 FRV_IS_FLOAT_INSN and FRV_IS_MEDIA_INSN.
1390 (frv_detect_insn_access_interrupts): Use FRV_IS_FLOAT_INSN and
1391 FRV_IS_MEDIA_INSN.
1392 * frv.c (frvbf_model_simple_u_exec): New function.
1393 * frv-sim.h (FRV_IS_FLOAT_INSN): Range includes F-8.
1394 (FRV_IS_MEDIA_INSN): Range includes M-8.
1395
1396 * Makefile.in (stamp-cpu): add 'simple' to the list of machines.
1397 * arch.c,arch.h,cpu.h,cpuall.h,decode.c,decode.h,model.c,sem.c:
1398 Regenerate.
1399
14001999-12-10 Dave Brolley <brolley@cygnus.com>
1401
1402 * traps.c (check_registers_available): New function.
1403 (clear_ne_flags): Generate register_exception if register(s) not
1404 available.
1405 (frvbf_commit): Generate register_exception if register(s) not
1406 available.
1407 * interrupts.c (frv_program_or_software_interrupt): No need to copy
1408 GR4-GR7 to SR0-SR4.
1409 * frv.c (frvbf_h_psr_set_handler): Special handling for PSR.S and
1410 PSR.ESR.
1411 (frvbf_h_psr_s_set_handler): New function.
1412 (frvbf_h_psr_esr_set_handler): New function.
1413 (frvbf_switch_supervisor_user_context): New function.
1414 (frvbf_scan_result): Reflect latest ISA.
1415 * frv-sim.h (frvbf_h_psr_s_set_handler): New function.
1416 (frvbf_h_psr_esr_set_handler): New function.
1417 (frvbf_switch_supervisor_user_context): New function.
1418 (GET_HSR0_FRN): New Macro.
1419 (GET_HSR0_GRN): New Macro.
1420 (GET_HSR0_FRHE): New Macro.
1421 (GET_HSR0_FRLE): New Macro.
1422 (GET_HSR0_GRHE): New Macro.
1423 (GET_HSR0_GRLE): New Macro.
1424 (frv_ec): New value for FRV_EC_COMMIT_EXCEPTION.
1425 (GET_ESFR): New bit ordering.
1426 (SET_ESFR): New bit ordering.
1427 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1428
14291999-12-10 Michael Meissner <meissner@cygnus.com>
1430
1431 * Makefile.in (sim-if.o): Add eng.h dependency.
1432
14331999-12-09 Dave Brolley <brolley@cygnus.com>
1434
1435 * mloop.in (execute): Pass sc->first_insn_p to @cpu@_model_insn_before.
1436 Pass sc->last_insn_p to @cpu@_model_insn_before.
1437 (main loop): Compute sc->first_insn_p.
1438 * frv.c (frvbf_model_insn_before): Set state variables.
1439 (frvbf_model_insn_after): Count basic cycles. Set state variables.
1440 (frvbf_model_fr500_u_integer): Remove.
1441 * arch.h,cpu.h,decode.h,model.c: Regenerate.
1442
14431999-12-07 Dave Brolley <brolley@cygnus.com>
1444
1445 * sim-main.h (cache.h): Include it.
1446 (insn_cache): New member.
1447 (data_cache): New member.
1448 (CPU_INSN_CACHE): New macro.
1449 (CPU_DATA_CACHE): New macro.
1450 * sim-if.c (WANT_CPU): New macro.
1451 (WANT_CPU_FRVBF): New macro.
1452 (sim_open): Call sim_add_option_table. Call frv_cache_init for the
1453 data and insn caches for each cpu.
1454 (sim_close): Call frv_cache_term for the insn and data caches of each
1455 cpu.
1456 * mloop.in (extract): Read insn from the cache.
1457 (main loop): Access the insn cache in order to maintain stats.
1458 * memory.c (data_non_cache_access): New function.
1459 (insn_non_cache_access): New function.
1460 (frvbf_read_mem_QI): Attempt to read from the cache first.
1461 (frvbf_read_mem_UQI): Ditto.
1462 (frvbf_read_mem_HI): Ditto.
1463 (frvbf_read_mem_UHI): Ditto.
1464 (frvbf_read_mem_SI): Ditto.
1465 (frvbf_read_mem_DI): Ditto.
1466 (frvbf_read_mem_DF): Ditto.
1467 (frvbf_read_imem_USI): New function.
1468 (frvbf_write_mem_QI): Write through the cache is it is enabled.
1469 (frvbf_write_mem_UQI): Ditto.
1470 (frvbf_write_mem_HI): Ditto.
1471 (frvbf_write_mem_UHI): Ditto.
1472 (frvbf_write_mem_SI): Ditto.
1473 (frvbf_write_mem_DI): Ditto.
1474 (frvbf_write_mem_DF): Ditto.
1475 (frvbf_mem_set_QI): New function.
1476 (frvbf_mem_set_HI): New function.
1477 (frvbf_mem_set_SI): New function.
1478 (frvbf_mem_set_DI): New function.
1479 (frvbf_mem_set_DF): New function.
1480 (frvbf_mem_set_XI): New function.
1481 * interrupts.c (frv_save_data_written_for_interrupts): Handle
1482 CGEN_FN_MEM_QI_WRITE,
1483 CGEN_FN_MEM_HI_WRITE, CGEN_FN_MEM_SI_WRITE, CGEN_FN_MEM_DI_WRITE,
1484 CGEN_FN_MEM_DF_WRITE, CGEN_FN_MEM_XI_WRITE.
1485 * frv.c (frvbf_load_quad_GR): Call frvbf_read_mem_SI.
1486 Call sim_queue_fn_mem_xi_write.
1487 (frvbf_load_quad_FRint): Call frvbf_read_mem_SI.
1488 Call sim_queue_fn_mem_xi_write.
1489 (frvbf_load_quad_CPR): Call frvbf_read_mem_SI.
1490 Call sim_queue_fn_mem_xi_write.
1491 (frvbf_insn_cache_preload): New function.
1492 (frvbf_data_cache_preload): New function.
1493 (frvbf_insn_cache_unlock): New function.
1494 (frvbf_data_cache_unlock): New function.
1495 (frvbf_insn_cache_invalidate): New function.
1496 (frvbf_data_cache_invalidate): New function.
1497 (frvbf_data_cache_flush): New function.
1498 * frv-sim.h (sim-options.h): Include it.
1499 (GET_HSR0): New macro.
1500 (SET_HSR0): New macro.
1501 (GET_HSR0_ICE): New macro.
1502 (SET_HSR0_ICE): New macro.
1503 (GET_HSR0_DCE): New macro.
1504 (SET_HSR0_DCE): New macro.
1505 (GET_HSR0_CBM): New macro.
1506 (GET_HSR0_RME): New macro.
1507 (GET_IHSR8): New macro.
1508 (GET_IHSR8_NBC): New macro.
1509 (frvbf_insn_cache_preload): New function.
1510 (frvbf_data_cache_preload): New function.
1511 (frvbf_insn_cache_unlock): New function.
1512 (frvbf_data_cache_unlock): New function.
1513 (frvbf_insn_cache_invalidate): New function.
1514 (frvbf_data_cache_invalidate): New function.
1515 (frvbf_data_cache_flush): New function.
1516 (insn_non_cache_access): New function.
1517 (frvbf_read_imem_USI): New function.
1518 (frvbf_mem_set_QI): New function.
1519 (frvbf_mem_set_HI): New function.
1520 (frvbf_mem_set_SI): New function.
1521 (frvbf_mem_set_DI): New function.
1522 (frvbf_mem_set_DF): New function.
1523 (frvbf_mem_set_XI): New function.
1524 (frv_options): FRV specific command line options.
1525 * Makefile.in (SIM_OBJS): Add options.o and cache.o.
1526 (SIM_EXTRA_DEPS): Add $(sim-options_h).
1527 (cache.o): New target.
1528 (options.o): New target.
1529 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1530 * cache.h: New file.
1531 * cache.c: New file.
1532 * options.c: New file.
1533
15341999-11-29 Dave Brolley <brolley@cygnus.com>
1535
1536 * traps.c (frvbf_check_non_excepting_load): Use new NE_FLAG macros.
1537 (frvbf_check_non_excepting_divide): Ditto.
1538 (clear_ne_flags): Ditto
1539 (frvbf_commit): Ditto.
1540 * pipeline.c (frv_pipeline_add_insn): Clear the NE index for all insns.
1541 * mloop.in (_parallel_write_init): Clear NE flags here.
1542 * interrupts.c (frv_queue_fp_exception_interrupt): Set NE flags here
1543 for non excepting insns. Also check for masked interrupts here.
1544 (frv_process_interrupts): Write NE flags here.
1545 (set_fp_exception_registers): No longer check for masked interrupts
1546 here.
1547 (check_for_compound_interrupt): No need to worry about masked
1548 interrupts.
1549 * frv-sim.h (frv_interrupt_state): Add f_ne_flags member.
1550 (GET_NE_FLAGS): New macro.
1551 (SET_NE_FLAGS): New macro.
1552 (GET_NE_FLAG): Operate on accumulated argument.
1553 (SET_NE_FLAG): Operate on accumulated argument.
1554 (CLEAR_NE_FLAG): Operate on accumulated argument.
1555 * Makefile.in (FRVBF_INCLUDE_DEPS): Add $(SIM_EXTRA_DEPS)
1556 (frv.o): Correct dependencies.
1557 (traps.o): Ditto.
1558 (pipeline.o): Ditto.
1559 (interrupts.o): Ditto.
1560 (memory.o): Ditto.
1561 * sem.c: Regenerate.
1562
15631999-11-26 Dave Brolley <brolley@cygnus.com>
1564
1565 * traps.c (frvbf_fpu_error): Only call frv_queue_fp_exception if
1566 there is an exception indicated in the mask.
1567 * pipeline.c (frv_pipeline_add_insn): Clear ne_index in the interrupt
1568 state when adding a floating point insn to the pipeline.
1569 * interrupts.c (set_fp_exception_registers): Set NE flag for
1570 non-excepting insns.
1571 * frv-sim.h (frvbf_h_fr_double_get_handler): Mode of data is DF.
1572 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1573 (frvbf_h_fr_int_get_handler): New function.
1574 (frvbf_h_fr_int_set_handler): New function.
1575 (frvbf_set_ne_index): New function.
1576 (NE_NOFLAG): New macro.
1577 (frv_interrupt_state): Add ne_index member.
1578 * frv.c (frvbf_h_fr_double_get_handler): Mode of data is DF.
1579 (frvbf_h_fr_double_set_handler): Mode of data is DF.
1580 (frvbf_h_fr_int_get_handler): New function.
1581 (frvbf_h_fr_int_set_handler): New function.
1582 (frvbf_set_ne_index): New function.
1583 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1584
15851999-11-24 Dave Brolley <brolley@cygnus.com>
1586
1587 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1588
15891999-11-23 Dave Brolley <brolley@cygnus.com>
1590
1591 * frv-sim.h (frvbf_media_cut): New function.
1592 * frv.c (frvbf_media_cut): New function.
1593 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1594
15951999-11-22 Dave Brolley <brolley@cygnus.com>
1596
1597 * frv-sim.h (frvbf_clear_all_accumulators): New function.
1598 * frv.c.h (frvbf_clear_all_accumulators): New function.
1599 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1600
16011999-11-18 Dave Brolley <brolley@cygnus.com>
1602
1603 * pipeline.c (frv_pipeline_add_insn): Only clear MSR0 and FSR0 fields
1604 if this is the first insn of its class in the pipeline.
1605 * frv-sim.h (frvbf_media_register_not_aligned): New function.
1606 * traps.c (frvbf_media_register_not_aligned): New function.
1607 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1608
16091999-11-17 Dave Brolley <brolley@cygnus.com>
1610
1611 * pipeline.c (frv_pipeline_add_insn): Clear MSRx.SIE fields.
1612 * frv-sim.h (OR_MSR_SIE): New macro.
1613 (CLEAR_MSR_SIE): New macro.
1614 (frvbf_media_overflow): Now takes sie argument.
1615 (frv_set_mp_exception_registers): Now takes sie argument.
1616 * interrupts.c (frv_set_mp_exception_registers): Now takes sie argument.
1617 Set MSRx.SIE field.
1618 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1619
16201999-11-15 Dave Brolley <brolley@cygnus.com>
1621
1622 * traps.c (frv_mtrap): New function.
1623 (frvbf_media_cr_not_aligned): New function.
1624 (frvbf_media_acc_not_aligned): New function.
1625 (frvbf_media_overflow): New function.
1626 * pipeline.c (frv_pipeline_add_insn): Clear MSR fields.
1627 * interrupts.c: Call frv_set_mp_exception_registers.
1628 (frv_set_mp_exception_registers): New function.
1629 * frv-sim.h (frv_msr_mtt): New enumeration.
1630 (GET_MSR): New macro.
1631 (SET_MSR): New macro.
1632 (GET_MSR_AOVF): New macro.
1633 (SET_MSR_AOVF): New macro.
1634 (GET_MSR_OVF): New macro.
1635 (SET_MSR_OVF): New macro.
1636 (CLEAR_MSR_OVF): New macro.
1637 (GET_MSR_MTT): New macro.
1638 (SET_MSR_MTT): New macro.
1639 (frv_set_mp_exception_registers): New function.
1640 (frv_mtrap): New function.
1641 (FRV_IS_MEDIA_INSN): New macro.
1642 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1643
16441999-11-10 Dave Brolley <brolley@cygnus.com>
1645
1646 * sim-main.h (_sim_cpu): Add debug_state member.
1647 * mloop.in (_parallel_write_queued): Clear data_written.length.
1648 * interrupts.c (frv_interrupt_table): Offset of BREAK_EXCEPTION
1649 handler is 0xff.
1650 (frv_queue_break_interrupt): New function.
1651 (frv_break_interrupt): New function.
1652 (handle_interrupt): Handle break_interrupt.
1653 (frv_non_operating_interrupt): Now takes interrupt_kind.
1654 * frv-sim.h (frv_queue_break_interrupt): New function.
1655 (frv_break_interrupt): New function.
1656 (frv_break): New function.
1657 (frv_non_operating_interrupt): Now takes interrupt_kind.
1658 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1659
16601999-11-09 Dave Brolley <brolley@cygnus.com>
1661
1662 * pipeline.c (frv_pipeline_add_insn): Clear FSR0.FTT when adding
1663 a floating point insn.
1664 * traps.c (frvbf_fpu_error): Map fpu status to frv interrupts.
1665 * interrupts.c (frv_queue_illegal_instruction_interrupt): Call
1666 frv_queue_fp_exception_interrupt.
1667 (frv_queue_fp_exception_interrupt): New function.
1668 (next_available_fq): New function.
1669 (set_fp_exception_registers): New function.
1670 (set_exception_status_registers): Now returns 1 if interrupt not masked.
1671 (check_for_compound_interrupt): Now returns NULL if interrupt masked.
1672 (frv_program_interrupt): Don't process interrupt if it is masked.
1673 * frv.c (frvbf_h_fr_double_get_handler): Call
1674 frv_queue_fp_exception_interrupt.
1675 (frvbf_h_fr_double_set_handler): Call frv_queue_fp_exception_interrupt.
1676 (frvbf_h_fr_quad_set_handler): Call frv_queue_fp_exception_interrupt.
1677 (frvbf_store_quad_FRint): Call frv_queue_fp_exception_interrupt.
1678 * frv-sim.h: Get/set hardware directly in GET/SET macros.
1679 (frv_fp_exception_info): New struct type.
1680 (frv_interrupt_queue_element): Add fp_info member.
1681 (frv_fsr_traps): New enumeration.
1682 (frv_fsr_ftt): New enumeration.
1683 (frv_sie): New enumeration.
1684 (frv_miv): New enumeration.
1685 (GET_FSR): New macro.
1686 (SET_FSR): New macro.
1687 (GET_FSR_TEM): New macro.
1688 (SET_FSR_QNE): New macro.
1689 (SET_FSR_FTT): New macro.
1690 (GET_FSR_AEXC): New macro.
1691 (SET_FSR_AEXC): New macro.
1692 (GET_FQ): New macro.
1693 (SET_FQ): New macro.
1694 (SET_FQ_OPC): New macro.
1695 (SET_FQ_MIV): New macro.
1696 (SET_FQ_SIE): New macro.
1697 (SET_FQ_FTT): New macro.
1698 (SET_FQ_CEXC): New macro.
1699 (GET_FQ_VALID): New macro.
1700 (SET_FQ_VALID): New macro.
1701 (frv_queue_fp_exception_interrupt): New function.
1702 (FRV_IS_FLOAT_INSN): New macro.
1703
17041999-11-04 Dave Brolley <brolley@cygnus.com>
1705
1706 * traps.c (frvbf_fpu_error): No floating point errors need to be
1707 detected.
1708 * interrupts.c (clear_exception_status_registers): Clear 'valid' fields
1709 of the ESR registers too.
1710 (set_exception_status_registers): Don't set EAR for any precise
1711 interrupts. Register index should be 1 for insns in PIPE_I1. Clear
1712 ESR.EAV and ESR.EDV if not setting them. Set ESR.VALID.
1713 (non_operating_interrupt): No need for return code.
1714 (frv_program_or_software_interrupt): Process interrupt regardless
1715 of operating mode. If PSR.ET was not set at the start of processing,
1716 then stop the simulation with a message.
1717 (frv_save_data_written_for_interrupts): Handle CGEN_FN_XI_WRITE and
1718 CGEN_MEM_XI_WRITE.
1719 * frv.c (frvbf_h_gr_quad_set_handler): New function.
1720 (frvbf_h_fr_quad_set_handler): New function.
1721 (frvbf_h_cpr_quad_set_handler): New function.
1722 (frvbf_load_quad_GR): Renamed from frvbf_load_multiple_GR. Use new
1723 sim_queue_fn_xi_write.
1724 (frvbf_load_quad_FRint): Renamed from frvbf_load_multiple_GR. Use new
1725 sim_queue_fn_xi_write.
1726 (frvbf_load_quad_CPR): Renamed from frvbf_load_multiple_GR. Use new
1727 sim_queue_fn_xi_write.
1728 (frvbf_store_quad_GR): Renamed from frvbf_store_multiple_GR. Use new
1729 sim_queue_mem_xi_write.
1730 (frvbf_store_quad_FRint): Renamed from frvbf_store_multiple_GR. Use new
1731 sim_queue_mem_xi_write.
1732 (frvbf_store_quad_CPR): Renamed from frvbf_store_multiple_GR. Use new
1733 sim_queue_mem_xi_write.
1734 * frv-sim.h (frvbf_h_gr_quad_set_handler): New function.
1735 (frvbf_h_fr_quad_set_handler): New function.
1736 (frvbf_h_cpr_quad_set_handler): New function.
1737 (SET_ESR_VALID): New macro.
1738 (CLEAR_ESR_VALID): New macro.
1739 (CLEAR_ESR_EAV): New macro.
1740 (CLEAR_ESR_EDV): New macro.
1741 * sem.c: Regenerate.
1742
17431999-11-02 Dave Brolley <brolley@cygnus.com>
1744
1745 * traps.c (frv_core_signal): Call
1746 frv_queue_mem_address_not_aligned_interrupt.
1747 * mloop.in (_parallel_write_queued): Call
1748 frv_save_data_written_for_interrupts.
1749 * frv.c (frvbf_h_gr_double_get_handler): Call
1750 frv_queue_register_exception_interrupt.
1751 (frvbf_h_cpr_double_get_handler): Call
1752 frv_queue_register_exception_interrupt.
1753 (frvbf_h_cpr_double_set_handler): Call
1754 frv_queue_register_exception_interrupt.
1755 (frvbf_load_multiple_GR): Call
1756 frv_queue_register_exception_interrupt.
1757 (frvbf_store_multiple_GR): Call
1758 frv_queue_register_exception_interrupt.
1759 (frvbf_load_multiple_CPR): Call
1760 frv_queue_register_exception_interrupt.
1761 (frvbf_store_multiple_CPR): Call
1762 frv_queue_register_exception_interrupt.
1763 (frvbf_h_tbr_get_handler): Fix TBR.TBA mask.
1764 * interrupts.c (frv_queue_software_interrupt): Now returns interrupt
1765 queue element.
1766 (frv_queue_program_interrupt): Now returns interrupt queue element.
1767 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
1768 element.
1769 (frv_queue_interrupt): Now returns interrupt queue element.
1770 (frv_queue_register_exception_interrupt): New function.
1771 (frv_queue_mem_address_not_aligned_interrupt): New function.
1772 (frv_save_data_written_for_interrupts): New function.
1773 (next_available_edr): EDR registers available in blocks of 4.
1774 (clear_exception_status_registers): New function.
1775 (set_exception_status_registers): Pass esr to SET_ESR* macros.
1776
1777 * frv-sim.h (struct frv_data_written): New struct type.
1778 (frv_interrupt_queue_element): Add data_written member.
1779 (frv_queue_software_interrupt): Now returns interrupt queue element.
1780 (frv_queue_program_interrupt): Now returns interrupt queue element.
1781 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
1782 element.
1783 (frv_queue_interrupt): Now returns interrupt queue element.
1784 (frv_queue_register_exception_interrupt): New function.
1785 (frv_queue_mem_address_not_aligned_interrupt): New function.
1786 (frv_save_data_written_for_interrupts): New function.
1787
17881999-10-27 Dave Brolley <brolley@cygnus.com>
1789
1790 * interrupts.c (ITABLE_ENTRY): New macro.
1791 (frv_interrupt_table): Add exception codes.
1792 (next_available_esr): New function.
1793 (next_available_edr): New function.
1794 (set_edr_register): New function.
1795 (set_exception_status_registers): New function.
1796 (check_for_compound_interrupt): Record information on all interrupts
1797 found.
1798 (frv_program_interrupt): Always call check_for_compound_interrupt.
1799 * frv.c (frvbf_h_pc_set_handler): Removed.
1800 (frvbf_h_spr_get_handler): Handle LR register.
1801 (frvbf_h_spr_set_handler): Handle LR register.
1802 (frvbf_h_lr_get_handler): New function.
1803 (frvbf_h_lr_set_handler): New function.
1804 * frv-sim.h (frvbf_h_lr_get_handler): New function.
1805 (frvbf_h_lr_set_handler): New function.
1806 (frv_ec): New enumeration.
1807 (frv_interrupt): Add frv_ec field.
1808 (frv_rec): New enumeration.
1809 (frv_daec): New enumeration.
1810 (frv_interrupt_queue_element): Add eaddress, rec, iaec, daec fields.
1811 (SET_ESR_EC): New macro.
1812 (SET_ESR_REC): New macro.
1813 (SET_ESR_IAEC): New macro.
1814 (SET_ESR_DAEC): New macro.
1815 (SET_ESR_EAV): New macro.
1816 (GET_ESR_EDV): New macro.
1817 (SET_ESR_EDV): New macro.
1818 (GET_ESR_EDN): New macro.
1819 (SET_ESR_EDN): New macro.
1820 (GET_ESR): New macro.
1821 (SET_ESR): New macro.
1822 (SET_EPCR): New macro.
1823 (SET_EAR): New macro.
1824 (SET_EDR): New macro.
1825 (GET_ESFR): New macro.
1826 (SET_ESFR): New macro.
1827 * cpu.c,cpu.h,sem.c: Rebuild.
1828
18291999-10-26 Dave Brolley <brolley@cygnus.com>
1830
1831 * traps.c (frvbf_check_non_excepting_load): Only set NESR, NECR, NEEAR
1832 if mach is frv.
1833 (clear_nesr_neear): Only execute if mach is frv.
1834
18351999-10-22 Dave Brolley <brolley@cygnus.com>
1836
1837 * sim-main.h (sim_cpu): Add pipeline.
1838 (CPU_PIPELINE): New macro.
1839 * mloop.in (_parallel_write_queued): Maintain pc in cpu during writes.
1840 (main loop): Maintain pc in cpu.
1841 * frv-sim.h (frv_queue_software_interrupt): New interface.
1842 (frv_queue_program_interrupt): New interface.
1843 (frv_queue_illegal_instruction_interrupt: New interface.
1844 (frv_queue_interrupt): New interface.
1845 (frv_detect_insn_access_interrupts): New interface.
1846 (frv_process_interrupts): New interface.
1847 (frv_program_interrupt): New interface.
1848 (frv_software_interrupt): New interface.
1849 (frv_program_or_software_interrupt): New interface.
1850 (FRV_PIPELINE): Moved from pipline.c.
1851 (frv_pipeline_reset): New interface.
1852 (frv_pipeline_add_insn): New interface.
1853 * interrupts.c (frv_queue_software_interrupt): New interface.
1854 (frv_queue_program_interrupt): New interface.
1855 (frv_queue_illegal_instruction_interrupt: New interface.
1856 (frv_queue_interrupt): New interface.
1857 (frv_detect_insn_access_interrupts): New interface.
1858 (frv_process_interrupts): New interface.
1859 (frv_program_interrupt): New interface.
1860 (frv_software_interrupt): New interface.
1861 (frv_program_or_software_interrupt): New interface.
1862 * frv.c: Use new interfaces.
1863 * pipeline.c: Use new interfaces.
1864 * traps.c: Use new interfaces.
1865 * memory.c: Use new interfaces.
1866 (frv_address_forbidden): No longer static.
1867
18681999-10-19 Dave Brolley <brolley@cygnus.com>
1869
1870 * traps.c (frvbf_check_non_excepting_load): Set NESR.DAEC, NESR.REC and
1871 NESR.EC.
1872 * mloop.in (_parallel_write_queued): Handle CGEN_FN_PC_WRITE.
1873 * frv.c (frvbf_h_pc_set_handler): New function.
1874 * interrupts.c (frv_detect_data_interrupt): Removed.
1875 (address_forbidden): Removed.
1876 * frv-sim.h (frv_detect_data_interrupt): Removed.
1877 (NESR_MEM_ADDRESS_NOT_ALIGNED): New macro.
1878 (NESR_REGISTER_NOT_ALIGNED): New macro.
1879 (NESR_UQI_SIZE): New macro.
1880 (NESR_QI_SIZE): New macro.
1881 (NESR_UHI_SIZE): New macro.
1882 (NESR_HI_SIZE): New macro.
1883 (NESR_SI_SIZE): New macro.
1884 (NESR_DI_SIZE): New macro.
1885 (NESR_XI_SIZE): New macro.
1886 (GET_NESR_DAEC): New macro.
1887 (SET_NESR_DAEC): New macro.
1888 (GET_NESR_REC): New macro.
1889 (SET_NESR_REC): New macro.
1890 (GET_NESR_EC): New macro.
1891 (SET_NESR_EC): New macro.
1892 (frvbf_read_mem_QI): New function.
1893 (frvbf_read_mem_UQI): New function.
1894 (frvbf_read_mem_HI): New function.
1895 (frvbf_read_mem_UHI): New function.
1896 (frvbf_read_mem_SI): New function.
1897 (frvbf_read_mem_WI): New function.
1898 (frvbf_read_mem_DI): New function.
1899 (frvbf_read_mem_DF): New function.
1900 (frvbf_write_mem_QI): New function.
1901 (frvbf_write_mem_UQI): New function.
1902 (frvbf_write_mem_HI): New function.
1903 (frvbf_write_mem_UHI): New function.
1904 (frvbf_write_mem_SI): New function.
1905 (frvbf_write_mem_WI): New function.
1906 (frvbf_write_mem_DI): New function.
1907 (frvbf_write_mem_DF): New function.
1908 * Makefile.in (SIM_OBJS): Add memory.o.
1909 * cpu.c,cpu.h,sem.c: Rebuild.
1910
19111999-10-18 Dave Brolley <brolley@cygnus.com>
1912
1913 * sim-if.c (sim_open): Use a real fpu error function.
1914 * pipeline.c (frv_pipeline_add_insn): Don't add invalid insns.
1915 * mloop.in (_parallel_write_queued): Clear queue after writing.
1916 * interrupts.c (check_for_compound_interrupt): New function.
1917 (non_operating_interrupt): New function.
1918 * frv-sim.h (frvbf_h_gr_double_get_handler): New function.
1919 (frvbf_h_gr_double_set_handler): New function.
1920 (frvbf_h_fr_double_get_handler): New function.
1921 (frvbf_h_fr_double_set_handler): New function.
1922 (frvbf_h_cpr_double_get_handler): New function.
1923 (frvbf_h_cpr_double_set_handler): New function.
1924 (frv_interrupt_queue_element): New struct type.
1925 (frv_queue_program_interrupt): Now takes pc.
1926 (frv_queue_illegal_instruction_interrupt): Now takes pc.
1927 (frv_queue_interrupt): Now takes pc.
1928 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
1929 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
1930 (frvbf_division_exception): New function.
1931 (frvbf_fpu_error): New function.
1932 (frvbf_load_multiple_GR): New function.
1933 (frvbf_load_multiple_FR): New function.
1934 (frvbf_load_multiple_CPR): New function.
1935 * frv.c (frvbf_h_gr_double_get_handler): New function.
1936 (frvbf_h_gr_double_set_handler): New function.
1937 (frvbf_h_fr_double_get_handler): New function.
1938 (frvbf_h_fr_double_set_handler): New function.
1939 (frvbf_h_cpr_double_get_handler): New function.
1940 (frvbf_h_cpr_double_set_handler): New function.
1941 (frv_interrupt_queue_element): New struct type.
1942 (frv_queue_program_interrupt): Now takes pc.
1943 (frv_queue_illegal_instruction_interrupt): Now takes pc.
1944 (frv_queue_interrupt): Now takes pc.
1945 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
1946 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
1947 (frvbf_fpu_error): New function.
1948 (frvbf_load_multiple_GR): New function.
1949 (frvbf_load_multiple_FR): New function.
1950 (frvbf_load_multiple_CPR): New function.
1951 * traps.c (frvbf_division_exception): New function.
1952 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
1953
19541999-10-12 Dave Brolley <brolley@cygnus.com>
1955
1956 * mloop.in (new_vpc): New variable.
1957 (main loop): Call frv_detect_insn_access_interrupts. Call
1958 frv_detect_data_interrupts.
1959 * interrupts.c (access_queued_to): New function.
1960 (frv_detect_data_interrupts): New function.
1961 (frv_detect_insn_access_interrupts): New function.
1962 (frv_program_or_software_interrupt): Set PSR.S.
1963 * frv-sim.h (frv_detect_data_interrupts): New function.
1964 (frv_detect_insn_interrupts): New function.
1965
19661999-10-07 Dave Brolley <brolley@cygnus.com>
1967
1968 * frv-sim.h (frvbf_h_gr_hi_get_handler): New function.
1969 (frvbf_h_gr_hi_set_handler): New function.
1970 (frvbf_h_gr_lo_get_handler): New function.
1971 (frvbf_h_gr_lo.set_handler): New function.
1972 * frv.c (frvbf_h_gr_hi_get_handler): New function.
1973 (frvbf_h_gr_hi_set_handler): New function.
1974 (frvbf_h_gr_lo_get_handler): New function.
1975 (frvbf_h_gr_lo.set_handler): New function.
1976 (frvbf_model_fr500_u_integer): New function.
1977 * arch.h,cpu.h,cpu.c,decode.h,decode.c,model.c,sem.c: Rebuild.
1978
19791999-10-04 Dave Brolley <brolley@cygnus.com>
1980
1981 * traps.c: Use sim_engine_abort.
1982 * pipeline.c (frv_pipeline): Add field for insn major.
1983 (add_next_to_pipe): Return address of matching pipeline.
1984 (find_major_in_pipeline): New function.
1985 (check_insn_major_constraints: New function.
1986 (frv_pipeline_add_insn): Add checks for insn major constraints.
1987 * interrupts.c (frv_process_interrupts): Use sim_engine_abort.
1988 * frv.c (frvbf_h_spr_get_handler): No need to abort.
1989
1990Thu Sep 30 18:10:25 1999 Dave Brolley <brolley@cygnus.com>
1991
1992 * pipeline.c: New file.
1993 * mloop.in (main loop): Call frv_pipeline_reset.
1994 Call frv_pipeline_add_insn.
1995 * frv-sim.h (frv_pipeline_reset): New function.
1996 (frv_pipeline_add_insn): New function.
1997 * Makefile.in (SIM_OBJS): Add pipeline.o
1998
19991999-09-29 Doug Evans <devans@casey.cygnus.com>
2000
2001 * sem.c: Rebuild.
2002 * traps.c (sim_engine_invalid_insn): New arg `vpc'. Change type of
2003 result to SEM_PC. Return vpc.
2004
2005Wed Sep 29 16:01:52 1999 Dave Brolley <brolley@cygnus.com>
2006
2007 * interrupts.c (frv_interrupt_table): DATA_STORE_ERROR is imprecise.
2008 (frv_queue_interrupt): Don't detect identical interrupts here.
2009
2010Wed Sep 29 14:49:52 1999 Dave Brolley <brolley@cygnus.com>
2011
2012 * interrupts.c: New file.
2013 * traps.c (sim_engine_invalid_insn): Return PC of next insn.
2014 (frv_software_interrupt): Moved to interrupts.c.
2015 (frv_itrap): New interface. Call frv_queue_software_interrupt.
2016 * mloop.in (@cpu@_parallel_write_init): set previous_vliw_pc.
2017 (@cpu@_perform_writeback): New function.
2018 (main loop): Call frv_process_interrupts.
2019 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2020 (frv_itrap): New interface.
2021 (frv_interrupt_class): New enumeration.
2022 (frv_interrupt_kind): New enumeration.
2023 (struct frv_interrupt): New struct type.
2024 (frv_interrupt_table): New table of interrupt information.
2025 (FRV_INTERRUPT_QUEUE_SIZE): New macro.
2026 (struct frv_interrupt_state): New struct type.
2027 (frv_interrupt_state): New global variable.
2028 (previous_vliw_pc): New global variable.
2029 (frv_queue_software_interrupt): New function.
2030 (frv_queue_program_interrupt): New function.
2031 (frv_queue_interrupt): New function.
2032 (frv_process_interrupts): New function.
2033 (frv_program_interrupt): New function.
2034 (frv_software_interrupt): New function.
2035 (frv_program_or_software_interrupt): New function.
2036 (frv_clear_interrupt_classes): New function.
2037 * frv.c (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2038 * Makefile.in (SIM_OBJS): Add interrupts.o
2039 * sem.c: Rebuild.
2040
20411999-09-25 Doug Evans <devans@casey.cygnus.com>
2042
2043 * cpu.h,cpuall.h,decode.c,sem.c: Rebuild.
2044
2045Tue Sep 21 17:16:47 1999 Dave Brolley <brolley@cygnus.com>
2046
2047 * mloop.in (main loop): Determine last insn from scache entry.
2048 * cpu.h: Rebuild.
2049 * cpuall.h: Rebuild.
2050
2051Tue Sep 14 14:21:31 1999 Dave Brolley <brolley@cygnus.com>
2052
2053 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): New flag.
2054 (NECR_ELOS): Define as unshifted value.
2055 (NECR_NEN): Define as unshifted value.
2056 (NECR_VALID): Define as unshifted value.
2057 (SET_NESR): Rewite to use post-write queue.
2058 (SET_NESR_VALID): Rewite to operate on argument.
2059 (SET_NESR_EAV): Rewite to operate on argument.
2060 (SET_NESR_FR): Rewite to operate on argument.
2061 (CLEAR_NESR_FR): Rewite to operate on argument.
2062 (SET_NESR_DRN): Rewite to operate on argument.
2063 (SET_NESR_SIZE): Rewite to operate on argument.
2064 (SET_NESR_NEAN): Rewite to operate on argument.
2065 (SET_NEEAR): Rewite to use post-write queue.
2066 (SET_NE_FLAG): Rewite to use post-write queue.
2067 (CLEAR_NE_FLAG): Rewite to use post-write queue.
2068 * traps.c (frv_software_interrupt): Rewite to use post-write queue.
2069 (frv_rett): Rewite to use post-write queue.
2070 (next_available_nesr): Rewrite to use new macro interfaces.
2071 (next_valid_nesr): Ditto.
2072 (frvbf_check_non_excepting_load): Ditto.
2073 (frvbf_check_recovering_store): Ditto.
2074 (clear_nesr_neear): Ditto.
2075 (clear_ne_flags): Ditto.
2076 * mloop.in (main loop): Update PCSR with address of next VLIW insn
2077 when flag is set.
2078 * frv.c (frvbf_h_spr_get_handler): Shift register fields here now.
2079 (frvbf_store_multiple_GR): Rewite to use post-write queue.
2080 (frvbf_store_multiple_FRint): Rewite to use post-write queue.
2081 (frvbf_store_multiple_CPR): Rewite to use post-write queue.
2082 * Makefile.in (frv.o): Depend on cgen-par.h.
2083
2084Fri Sep 10 17:03:15 1999 Dave Brolley <brolley@cygnus.com>
2085
2086 * frv-sim.h (frvbf_set_write_next_vliw_addr_to_LR): New function.
2087 (frvbf_write_next_vliw_addr_to_LR): New flag.
2088 * frv.c (frvbf_set_write_next_vliw_addr_to_LR): New function.
2089 * mloop.in: Only take the first branch in a VLIW insn. Set LR to the
2090 address of the next VLIW insn if flag is set.
2091 * cpu.h,decode.c,sem.c: Rebuild.
2092
2093Tue Sep 7 13:44:23 1999 Dave Brolley <brolley@cygnus.com>
2094
2095 * mloop.in: Limit parallel insns to MAX_PARALLEL_INSNS.
2096 * sem.c: Rebuild.
2097
20981999-09-02 Doug Evans <devans@casey.cygnus.com>
2099
2100 * configure: Regenerated to track ../common/aclocal.m4 changes.
2101
21021999-09-01 Doug Evans <devans@casey.cygnus.com>
2103
2104 * decode.c: Rebuild.
2105
2106Mon Aug 30 17:54:57 1999 Dave Brolley <brolley@cygnus.com>
2107
2108 * traps.c (frv_rett): New function.
2109 * frv.c (frvbf_h_spr_get_handler): Handle bpsr.
2110 (frvbf_h_spr_set_handler): Handle bpsr.
2111 (frvbf_h_bpsr_get_handler): New function.
2112 (frvbf_h_bpsr_set_handler): New function.
2113 * frv-sim.h (frv_rett): New function.
2114 (frvbf_h_bpsr_get_handler): New function.
2115 (frvbf_h_bpsr_set_handler): New function.
2116 * mloop.in: Read actual packing bit.
2117 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2118
2119Tue Aug 31 16:04:37 1999 Dave Brolley <brolley@cygnus.com>
2120
2121 * traps.c (WANT_CPU): New macro.
2122 (WANT_CPU_FRVBF): New macro.
2123 (frvbf_check_recovering_store): Use registers for source and queue
2124 writes.
2125 * mloop.in: New main loop for parallel support.
2126 (@cpu@_parallel_write_init): New function.
2127 (@cpu@_parallel_write_queued): New function.
2128 * frv-sim.h (set_icc_for_shift_left): New interface.
2129 (set_icc_for_shift_right): New interface.
2130 (frvbf_check_recovering_store): New interface.
2131 * frv.c (set_icc_for_shift_left): Pass and return icc value.
2132 (set_icc_for_shift_right): Pass and return icc value.
2133 (frvbf_check_recovering_store): New interface.
2134 * Makefile.in (FRV_OBJS): Add cgen-par.o.
2135 (stamp-mloop): Add cgen parallel options.
2136 (stamp-arch): Remove with-profile option.
2137 (stamp-cpu): Add cgen parallel options.
2138 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2139
21401999-08-28 Doug Evans <devans@casey.cygnus.com>
2141
2142 * cpu.h,decode.c,sem.c: Rebuild.
2143
2144Wed Aug 25 12:25:04 1999 Dave Brolley <brolley@cygnus.com>
2145
2146 * arch.h,cpu.h,decode.h,model.c,sem.c: Rebuild.
2147
2148Thu Aug 19 17:59:00 1999 Dave Brolley <brolley@cygnus.com>
2149
2150 * configure.in: fr500 now the default model.
2151 * configure: Regenerate.
2152 * frv.c: Change frv-1 to frv-gen.
2153 (frvbf_model_fr500_u_exec): New function.
2154 * Makefile.in (stamp-cpu): Use 'mach=frv,fr500' to build decoder.
2155 * mloop.in: Fix typos in comments.
2156 * arch.c,arch.h,cpu.h,cpuall.h,decode.h,model.c,sem.c: Rebuild.
2157
21581999-08-17 Dave Brolley <brolley@cygnus.com>
2159
2160 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2161
21621999-08-09 Doug Evans <devans@casey.cygnus.com>
2163
2164 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2165
21661999-08-04 Doug Evans <devans@casey.cygnus.com>
2167
2168 * cpu.h,cpuall.h,decode.c,model.c,sem.c: Rebuild.
2169
2170Fri Jul 16 14:50:15 1999 Dave Brolley <brolley@cygnus.com>
2171
2172 * frv.c (frvbf_fetch_register): Use GDB register number macros.
2173 (frvbf_store_register): Use GDB register number macros.
2174 (frvbf_cut): New function.
2175 * frv-sim.h (GR_REGNUM_MAX): New macro.
2176 (FR_REGNUM_MAX): New macro.
2177 (PC_REGNUM): New macro.
2178 (LR_REGNUM): New macro.
2179 (frvbf_cut): New function.
2180 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2181
21821999-07-15 Stan Shebs <shebs@andros.cygnus.com>
2183
2184 * frv.c (frvbf_fetch_register): Add ability to get LR register,
2185 add default for unhandled registers.
2186 (frvbf_store_register): Add ability to set LR register.
2187
21881999-07-14 Stan Shebs <shebs@andros.cygnus.com>
2189
2190 * frv.c (frvbf_fetch_register, frvbf_store_register): Fill in.
2191 (decode_gdb_dr_regnum): Remove, not used.
2192
21931999-07-13 Michael Meissner <meissner@cygnus.com>
2194
2195 * Makefile.in (SIM_EXTRA_FLAGS): Incorporate @sim_trapdump@.
2196
2197 * configure.in (--enable-sim-trapdump): New switch to make unknown
2198 traps dump the register contents, instead of doing the trap thing.
2199 * configure: Regenerate.
2200
2201 * frv-sim.h (TRAP_BREAKPOINT): Define as 81, so it can be used.
2202 (TRAP_REGDUMP{1,2}): Define to provide register dumping support
2203 temporarily.
2204
2205 * traps.h (toplevel): Include bfd.h, libiberity.h.
2206 (frv_itrap): Add support for --enable-sim-trapdump and traps 2,3
2207 dumping the registers.
2208
2209Thu Jul 8 10:57:39 1999 Dave Brolley <brolley@cygnus.com>
2210
2211 * Makefile.in (SIM_EXTRA_LIBS): Removed. libm no longer needed.
2212
2213Wed Jul 7 17:01:12 1999 Dave Brolley <brolley@cygnus.com>
2214
2215 * cpu.c,cpu.h,decode.c,model.c,sem.c: Rebuild.
2216
2217Tue Jul 6 16:12:18 1999 Dave Brolley <brolley@cygnus.com>
2218
2219 * frv.c (frvbf_square_root_SF): Removed.
2220 (frvbf_square_root_DF): Removed.
2221 (frvbf_h_fr_double_get_handler): Removed.
2222 (frvbf_h_fr_double_set_handler): Removed.
2223 (frvbf_h_fr_int_get_handler): Removed.
2224 (frvbf_h_fr_int_set_handler): Removed.
2225 * frv-sim.h (frvbf_square_root_SF): Removed.
2226 (frvbf_square_root_DF): Removed.
2227 (frvbf_h_fr_double_get_handler): Removed.
2228 (frvbf_h_fr_double_set_handler): Removed.
2229 (frvbf_h_fr_int_get_handler): Removed.
2230 (frvbf_h_fr_int_set_handler): Removed.
2231 * decode.c,decode.h,model.c,sem.c: Rebuild.
2232
22331999-07-05 Doug Evans <devans@casey.cygnus.com>
2234
2235 * Makefile.in (SIM_OBJS): Add cgen-fpu.o, cgen-accfp.o.
2236 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2237 * sim-if.c (sim_open): Initialize fpu.
2238 * frv-sim.h (SETMEMSF,SETMEMDF): Delete.
2239 * frv.c (frvbf_store_multiple_FRint): Replace frvbf_h_fr_int_get
2240 with frvbf_h_fr_get.
2241
2242Wed Jun 30 15:56:56 1999 Dave Brolley <brolley@cygnus.com>
2243
2244 * frv-sim.h (NESR_RANGE): New macro.
2245 (NO_NESR): New macro.
2246 (GET_NESR_VALID): New macro.
2247 (next_ne_index): Removed.
2248 * traps.c (next_available_nesr): New function.
2249 (next_valid_nesr): New function.
2250 (frvbf_check_non_excepting_load): Use next_available_nesr.
2251 (frvbf_check_recovering_store): Use next_available_nesr and
2252 next_valid_nesr.
2253 (clear_nesr_neear): Use next_available_nesr and next_valid_nesr.
2254 (frvbf_check_recovering_store): Only consider one matching register.
2255 * sem.c: Rebuild.
2256
2257Tue Jun 29 16:54:32 1999 Dave Brolley <brolley@cygnus.com>
2258
2259 * frv.c (frvbf_square_root_SF): New function.
2260 (frvbf_square_root_DF): New function.
2261 (frvbf_h_fr_double_get_handler): New function.
2262 (frvbf_h_fr_double_set_handler): New function.
2263 * frv-sim.h (frvbf_square_root_SF): New function.
2264 (frvbf_square_root_DF): New function.
2265 (frvbf_h_fr_double_get_handler): New function.
2266 (frvbf_h_fr_double_set_handler): New function.
2267 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c: Rebuild.
2268
22691999-06-28 Dave Brolley <brolley@cygnus.com>
2270
2271 * decode.c,decode.h,model.c,sem.c: Regenerate.
2272
2273Thu Jun 24 17:26:32 1999 Dave Brolley <brolley@cygnus.com>
2274
2275 * Makefile.in (SIM_EXTRA_LIBS): Add -lm.
2276 * frv-sim.h (frvbf_h_fr_int_get_handler): New function.
2277 (frvbf_h_fr_int_set_handler): New function.
2278 (frvbf_store_multiple_FRint): New function.
2279 (frvbf_square_root_SF): New function.
2280 * frv.c (frvbf_h_fr_int_get_handler): New function.
2281 (frvbf_h_fr_int_set_handler): New function.
2282 (frvbf_store_multiple_FRint): New function.
2283 (frvbf_square_root_SF): New function.
2284 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2285
22861999-06-23 Doug Evans <devans@casey.cygnus.com>
2287
2288 * Makefile.in (stamp-mloop): Delete -fast -pbb -switch args
2289 to genmloop.sh. Pass -scache instead.
2290 (mloop.o): Delete sem-switch.c dependency.
2291 (sem-switch.c): Delete rule.
2292 (stamp-cpu): Don't build sem-switch.c.
2293 * sem-switch.c: Delete.
2294 * mloop.in (xfull-exec-*): Fix call to execute.
2295 * tconfig.in (WITH_SCACHE_PBB): Define as 0.
2296
2297 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2298
2299Tue Jun 22 16:23:57 1999 Dave Brolley <brolley@cygnus.com>
2300
2301 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2302
2303Mon Jun 21 17:34:10 1999 Dave Brolley <brolley@cygnus.com>
2304
2305 * mloop.in (execute): Force gr0 to zero before each insn.
2306 * cpu.h,cpu.c,decode.c,sem.c,sem-switch.c: Regenerate.
2307
23081999-06-18 Doug Evans <devans@casey.cygnus.com>
2309
2310 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2311
2312Fri Jun 18 17:49:23 1999 Dave Brolley <brolley@cygnus.com>
2313
2314 * frv.c (frvbf_h_gr_get_handler): New function.
2315 (frvbf_h_gr_set_handler): New function:
2316 (frvbf_store-multiple_GR): New function:
2317 (frvbf_store-multiple_FR): New function:
2318 (frvbf_store-multiple_CPR): New function:
2319 * frv-sim.h (frvbf_h_gr_get_handler): New function.
2320 (frvbf_h_gr_set_handler): New function:
2321 (frvbf_store-multiple_GR): New function:
2322 (frvbf_store-multiple_FR): New function:
2323 (frvbf_store-multiple_CPR): New function:
2324 * traps.c (frv_itrap): Implement proper syscalls interface.
2325 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2326
2327Fri Jun 18 14:36:23 1999 Dave Brolley <brolley@cygnus.com>
2328
2329 * traps.c (frvbf_check_non_excepting_divide): New function.
2330 (frvbf_check_recovering_store): New function.
2331 (clear_nesr_neear): New function.
2332 (clear_ne_flags): New function.
2333 (frvbf_commit): New function.
2334
2335 * frv-sim.h (frvbf_check_non_excepting_divide): New function.
2336 (frvbf_check_recovering_store): New function.
2337 (clear_nesr_neear): New function.
2338 (clear_ne_flags): New function.
2339 (frvbf_commit): New function.
2340 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2341
23421999-06-16 Dave Brolley <brolley@cygnus.com>
2343
2344 * frv.c (frvbf_h_spr_get_handler): Handle SPR_NECR.
2345 (frvbf_h_spr_set_handler): Handle SPR_NECR.
2346 * traps.c (next_ne_index): New variable.
2347 (frvbf_check_non_excepting_load): New function.
2348 * frv-sim.h (NECR_ELOS): New macro.
2349 (NECR_NEN): New macro.
2350 (NECR_VALID): New macro.
2351 (SET_NESR_VALID): New macro.
2352 (SET_NESR_EAV): New macro.
2353 (SET_NESR_FR): New macro.
2354 (CLEAR_NESR_FR): New macro.
2355 (SET_NESR_DRN): New macro.
2356 (SET_NESR_SIZE): New macro.
2357 (SET_NESR_NEAN): New macro.
2358 (SET_NEEAR): New macro.
2359 (GET_NE_FLAG): New macro.
2360 (SET_NE_FLAG): New macro.
2361 (CLEAR_NE_FLAG): New macro.
2362 (frvbf_check_non_excepting_load): New function:
2363 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2364
2365Wed Jun 9 18:12:49 1999 Dave Brolley <brolley@cygnus.com>
2366
2367 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2368
2369Tue Jun 8 18:13:51 1999 Dave Brolley <brolley@cygnus.com>
2370
2371 * frv.c (cr_logic): Correct andcr, nandcr, andncr and nandncr.
2372 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2373
2374Mon Jun 7 17:09:15 1999 Dave Brolley <brolley@cygnus.com>
2375
2376 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2377
23781999-06-07 Dave Brolley <brolley@cygnus.com>
2379
2380 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2381
2382Thu Jun 3 17:33:31 1999 Dave Brolley <brolley@cygnus.com>
2383
2384 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2385
2386Wed Jun 2 17:50:21 1999 Dave Brolley <brolley@cygnus.com>
2387
2388 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2389
2390Tue Jun 1 17:58:53 1999 Dave Brolley <brolley@cygnus.com>
2391
2392 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2393
2394Mon May 31 17:57:25 1999 Dave Brolley <brolley@cygnus.com>
2395
2396 * traps.c (frv_software_interrupt): Pass current_cpu to
2397 frvbf_h_psr_esr_get.
2398 (frv_software_interrupt): Calculate the new PC based on TBR.
2399 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2400
24011999-05-31 Dave Brolley <brolley@cygnus.com>
2402
2403 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2404
2405Thu May 27 17:42:00 1999 Dave Brolley <brolley@cygnus.com>
2406
2407 * frv-sim.h (frvbf_h_cccr_get_handler): New function.
2408 (frvbf_h_cccr_set_handler): New function.
2409 (frvbf_scan_result): New function.
2410 (frvbf_cr_logic): New function.
2411 * frv.c (frvbf_h_cccr_get_handler): New function.
2412 (frvbf_h_cccr_set_handler): New function.
2413 (frvbf_scan_result): New function.
2414 (frvbf_cr_logic): New function.
2415 (cr_ops,cr_result,cr_logic): New table.
2416 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2417
24181999-05-25 Dave Brolley <brolley@cygnus.com>
2419
2420 * frv.c (frvbf_h_spr_get_handler): Add support for TBR and PSR.
2421 (frvbf_h_spr_set_handler): Add support for TBR and PSR.
2422 (frv_psr_get_handler): New function.
2423 (frv_psr_set_handler): New function.
2424 (frv_tbr_get_handler): New function.
2425 (frv_tbr_set_handler): New function.
2426 (frvbf_h_ccr_get_handler): Add support for fCC.
2427 (frvbf_h_ccr_set_handler): Add support for fCC.
2428 * frv-sim.h (frv_psr_get_handler): New function.
2429 (frv_psr_set_handler): New function.
2430 (frv_tbr_get_handler): New function.
2431 (frv_tbr_set_handler): New function.
2432 * traps.c (frv_software_interrupt): Implement.
2433 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2434
2435Thu May 20 16:39:27 1999 Dave Brolley <brolley@cygnus.com>
2436
2437 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2438
24391999-05-18 Dave Brolley <brolley@cygnus.com>
2440
2441 * frv.c: (frvbf_set_icc_for_shift_left): New function.
2442 (frvbf_set_icc_for_shift_right): New function.
2443 * frv-sim.h (frvbf_set_icc_for_shift_left): New function.
2444 (frvbf_set_icc_for_shift_right): New function.
2445 (SETMEMSF): New Macro.
2446 (SETMEMDF): New Macro.
2447 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2448
2449Thu May 13 17:14:49 1999 Dave Brolley <brolley@cygnus.com>
2450
2451 * frv.c (frvbf_h_ccr_get_handler): New function.
2452 (frvbf_h_ccr_set_handler): New function.
2453 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2454
2455Tue May 11 16:13:15 1999 Dave Brolley <brolley@cygnus.com>
2456
2457 * frv-sim.h (frvbf_h_spr_get_handler,frvbf_h_spr_set_handler,
2458 frvbf_h_isr_get_handler, frvbf_h_isr_set_handler): New functions.
2459 * frv.c: Likewise.
2460 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2461
24621999-05-10 Dave Brolley <brolley@cygnus.com>
2463
2464 * cpu.h,cpu.c,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2465
2466Thu May 6 16:48:21 1999 Dave Brolley <brolley@cygnus.com>
2467
2468 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2469 * frv-sim.h (TRAP_SYSCALL): Define as 0x80.
2470
2471Wed May 5 11:52:24 1999 Dave Brolley <brolley@cygnus.com>
2472
2473 * traps.c (frv_software_interrupt): New function.
2474 (frv_itrap): New function.
2475 * frv-sim.h (TRAP_SYSCALL): define as 0.
2476 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2477
2478Mon May 3 13:49:21 1999 Dave Brolley <brolley@cygnus.com>
2479
2480 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2481
2482Thu Apr 29 17:37:06 1999 Dave Brolley <brolley@cygnus.com>
2483
2484 * Directory created.
GDB Binutils - Deliverables
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