aboutsummaryrefslogtreecommitdiff
path: root/sim/m68hc11/ChangeLog
blob: 1c22b2ae3b5128e42986af00f835d8c4d7a8763a (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
2016-01-03  Mike Frysinger  <vapier@gentoo.org>

	* configure.ac (SIM_AC_OPTION_HOSTENDIAN): Delete.
	* configure: Regenerate.

2016-01-02  Mike Frysinger  <vapier@gentoo.org>

	* configure.ac (SIM_AC_OPTION_ENDIAN): Change BIG_ENDIAN to BIG.
	* configure: Regenerate.

2015-12-30  Mike Frysinger  <vapier@gentoo.org>

	* configure.ac: Change LITTLE_ENDIAN to BIG_ENDIAN.
	* configure: Regenerate.

2015-12-30  Mike Frysinger  <vapier@gentoo.org>

	* imterp.c (sim_open): Delete current_alignment and
	current_target_byte_order assignments.
	* configure.ac: Call SIM_AC_OPTION_ENDIAN.
	* configure: Regenerate.

2015-12-30  Mike Frysinger  <vapier@gentoo.org>

	* wrapper.c (m68hc11_reg_store, m68hc11_reg_fetch): Define.
	(sim_open): Call CPU_REG_FETCH/CPU_REG_STORE.
	(sim_store_register): Rename to ...
	(m68hc11_reg_store): ... this.  Delete local cpu var.
	(sim_fetch_register): Rename to ...
	(m68hc11_reg_fetch): ... this.  Delete local cpu var.

2015-12-27  Mike Frysinger  <vapier@gentoo.org>

	* Makefile.in (SIM_OBJS): Delete sim-hload.o.

2015-12-26  Mike Frysinger  <vapier@gentoo.org>

	* config.in, configure: Regenerate.

2015-12-24  Mike Frysinger  <vapier@gentoo.org>

	* sim-main.h (SIM_HANDLES_LMA): Delete.

2015-12-24  Mike Frysinger  <vapier@gentoo.org>

	* sim-main.h (WITH_WATCHPOINTS): Delete.

2015-11-17  Mike Frysinger  <vapier@gentoo.org>

	* sim-main.h (WITH_MODULO_MEMORY): Delete.

2015-11-15  Mike Frysinger  <vapier@gentoo.org>

	* Makefile.in (SIM_OBJS): Delete sim-reason.o and sim-stop.o.

2015-11-14  Mike Frysinger  <vapier@gentoo.org>

	* Makefile.in (SIM_OBJS): Delete sim-load.o.

2015-11-14  Mike Frysinger  <vapier@gentoo.org>

	* interp.c (sim_close): Delete.

2015-06-23  Mike Frysinger  <vapier@gentoo.org>

	* configure: Regenerate.

2015-06-12  Mike Frysinger  <vapier@gentoo.org>

	* configure: Regenerate.

2015-06-12  Mike Frysinger  <vapier@gentoo.org>

	* configure: Regenerate.

2015-06-11  Mike Frysinger  <vapier@gentoo.org>

	* interp.c (interrupt_names): Delete.

2015-06-11  Mike Frysinger  <vapier@gentoo.org>

	* Makefile.in (SIM_OBJS): Add sim-resume.o
	* interp.c (has_stepped, sim_resume): Delete.

2015-06-11  Mike Frysinger  <vapier@gentoo.org>

	* interp.c (INLINE): Delete define.

2015-04-29  Nick Clifton  <nickc@redhat.com>

	PR 18273
	* gencode.c (gen_fetch_operands): Remove unreachable code.

2015-04-18  Mike Frysinger  <vapier@gentoo.org>

	* sim-main.h (SIM_CPU): Delete.

2015-04-18  Mike Frysinger  <vapier@gentoo.org>

	* sim-main.h (sim_cia): Delete.

2015-04-17  Mike Frysinger  <vapier@gentoo.org>

	* sim-main.h (CIA_GET, CIA_SET): Delete.

2015-04-15  Mike Frysinger  <vapier@gentoo.org>

	* Makefile.in (SIM_OBJS): Delete sim-cpu.o.
	* sim-main.h (STATE_CPU): Delete.

2015-04-13  Mike Frysinger  <vapier@gentoo.org>

	* configure: Regenerate.

2015-04-13  Mike Frysinger  <vapier@gentoo.org>

	* Makefile.in (SIM_OBJS): Add sim-cpu.o.
	* interp.c (m68hc11_pc_get, m68hc11_pc_set): New functions.
	(sim_open): Declare new local var i.  Call sim_cpu_alloc_all.
	Call CPU_PC_FETCH & CPU_PC_STORE for all cpus.
	(sim_pc_get): Delete.
	* sim-main.h (SIM_CPU): Define.
	(STATE_CPU): Drop &.
	(struct sim_state): Change cpu to an array of pointers.

2015-04-06  Mike Frysinger  <vapier@gentoo.org>

	* Makefile.in (SIM_OBJS): Delete sim-engine.o and sim-hrw.o.

2015-03-31  Mike Frysinger  <vapier@gentoo.org>

	* m68hc11_sim.c (cpu_get_indexed_operand_addr,
	cpu_get_indexed_operand8, cpu_get_indexed_operand16): Rename restrict
	variable to restricted.
	* sim-main.h (cpu_get_indexed_operand_addr): Likewise.

2015-03-24  Mike Frysinger  <vapier@gentoo.org>

	* interp.c (sim_pc_get): New function.

2015-03-24  Mike Frysinger  <vapier@gentoo.org>

	* compile.c (sim_set_profile, sim_set_profile_size, sim_set_callbacks,
	sim_size, sim_trace): Delete.
	* sim-main.h (sim_set_profile, sim_set_profile_size): Delete.

2015-03-24  Mike Frysinger  <vapier@gentoo.org>

	* configure: Regenerate.

2015-03-23  Mike Frysinger  <vapier@gentoo.org>

	* configure: Regenerate.

2015-03-23  Mike Frysinger  <vapier@gentoo.org>

	* configure: Regenerate.
	* configure.ac (m68hc11_extra_objs): Delete.
	* Makefile.in (SIM_OBJS): Delete SIM_EXTRA_OBJS.
	(SIM_EXTRA_OBJS): Delete.

2015-03-16  Mike Frysinger  <vapier@gentoo.org>

	* config.in, configure: Regenerate.

2015-03-14  Mike Frysinger  <vapier@gentoo.org>

	* Makefile.in (SIM_RUN_OBJS): Delete.

2015-03-14  Mike Frysinger  <vapier@gentoo.org>

	* configure.ac (AC_CHECK_HEADERS): Delete.
	* aclocal.m4, configure: Regenerate.

2014-08-19  Alan Modra  <amodra@gmail.com>

	* configure: Regenerate.

2014-08-15  Roland McGrath  <mcgrathr@google.com>

	* configure: Regenerate.
	* config.in: Regenerate.

2014-03-04  Mike Frysinger  <vapier@gentoo.org>

	* configure: Regenerate.

2013-09-23  Alan Modra  <amodra@gmail.com>

	* configure: Regenerate.

2013-06-03  Mike Frysinger  <vapier@gentoo.org>

	* aclocal.m4, configure: Regenerate.

2013-05-10  Freddie Chopin  <freddie_chopin@op.pl>

	* configure: Rebuild.

2013-03-26  Mike Frysinger  <vapier@gentoo.org>

	* configure: Regenerate.

2013-03-23  Joel Sherrill  <joel.sherrill@oarcorp.com>

	* configure.ac: Use $SIM_DV_SOCKSER_O.
	* configure: Regenerated.

2012-06-15  Joel Brobecker  <brobecker@adacore.com>

	* config.in, configure: Regenerate.

2012-03-24  Mike Frysinger  <vapier@gentoo.org>

	* aclocal.m4, config.in, configure: Regenerate.

2011-12-03  Mike Frysinger  <vapier@gentoo.org>

	* aclocal.m4: New file.
	* configure: Regenerate.

2011-10-19  Mike Frysinger  <vapier@gentoo.org>

	* configure: Regenerate after common/acinclude.m4 update.

2011-10-17  Mike Frysinger  <vapier@gentoo.org>

	* configure.ac: Change include to common/acinclude.m4.

2011-10-17  Mike Frysinger  <vapier@gentoo.org>

	* configure.ac: Change AC_PREREQ to 2.64.  Delete AC_CONFIG_HEADER
	call.  Replace common.m4 include with SIM_AC_COMMON.
	* configure: Regenerate.

2011-07-05  Mike Frysinger  <vapier@gentoo.org>

	* interp.c (sim_do_command): Delete.

2010-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>

	* configure: Regenerate.

2009-08-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>

	* config.in: Regenerate.
	* configure: Likewise.

	* configure: Regenerate.

2008-07-11  Hans-Peter Nilsson  <hp@axis.com>

	* configure: Regenerate to track ../common/common.m4 changes.
	* config.in: Ditto.

2008-06-06  Vladimir Prus  <vladimir@codesourcery.com>
	    Daniel Jacobowitz  <dan@codesourcery.com>
	    Joseph Myers  <joseph@codesourcery.com>

	* configure: Regenerate.

2006-12-21  Hans-Peter Nilsson  <hp@axis.com>

	* config.in: Regenerate.

2006-06-13  Richard Earnshaw  <rearnsha@arm.com>

	* configure: Regenerated.

2006-06-05  Daniel Jacobowitz  <dan@codesourcery.com>

	* configure: Regenerated.

2006-05-31  Daniel Jacobowitz  <dan@codesourcery.com>

	* configure: Regenerated.

2006-03-29  Hans-Peter Nilsson  <hp@axis.com>

	* configure: Regenerate.

2005-03-23  Mark Kettenis  <kettenis@gnu.org>

	* configure: Regenerate.

2005-01-14  Andrew Cagney  <cagney@gnu.org>

	* configure.ac: Sinclude aclocal.m4 before common.m4.  Add
	explicit call to AC_CONFIG_HEADER.
	* configure: Regenerate.

2005-01-11  Andrew Cagney  <cagney@localhost.localdomain>

	* configure: Regenerated to track ../common/aclocal.m4 changes.

2005-01-07  Andrew Cagney  <cagney@gnu.org>

	* configure.ac: Rename configure.in, require autoconf 2.59.
	* configure: Re-generate.

2004-12-08  Hans-Peter Nilsson  <hp@axis.com>

	* configure: Regenerate for ../common/aclocal.m4 update.

2004-06-15  Alan Modra  <amodra@bigpond.net.au>

	* interp.c (sim_prepare_for_program): Use bfd_get_section_size
	instead of bfd_get_section_size_before_reloc.

2003-08-08  Stephane Carrez  <stcarrez@nerim.fr>

	* dv-m68hc11tim.c (cycle_to_string): Add flags parameter to better
	control the translation.
	(m68hc11tim_print_timer): Update cycle_to_string conversion.
	(m68hc11tim_timer_event): Fix handling of output
	compare register with its interrupts.
	(m68hc11tim_io_write_buffer): Check output compare
	after setting M6811_TMSK1.
	(m68hc11tim_io_read_buffer): Fix compilation warning.
	* dv-m68hc11.c (m68hc11_option_handler): Likewise.
	* dv-m68hc11spi.c (m68hc11spi_info): Likewise.
	* dv-m68hc11sio.c (m68hc11sio_info): Likewise.
	* interrupts.c (interrupts_info): Likewise.
	(interrupts_reset): Recognize bootstrap mode.
	* sim-main.h (PRINT_CYCLE, PRINT_TIME): New defines.
	(_sim_cpu): Add cpu_start_mode.
	(cycle_to_string): Add flags member.
	* m68hc11_sim.c (OPTION_CPU_BOOTSTRAP): New option.
	(cpu_options): Declare new option bootstrap.
	(cpu_option_handler): Handle it.
	(cpu_info): Update call to cycle_to_string.

2003-08-08  Stephane Carrez  <stcarrez@nerim.fr>

	* sim-main.h (phys_to_virt): Use memory bank parameters to translate
	the physical address in virtual address.
	(struct _sim_cpu): Add memory bank members.
	* m68hc11_sim.c (cpu_initialize): Clear memory bank parameters.
	* interp.c (sim_hw_configure): Create memory bank according to memory
	bank parameters.
	(sim_get_bank_parameters): New function to obtain memory bank config
	from the symbol table.
	(sim_prepare_for_program): Call it to obtain the memory bank parameters.
	(sim_open): Call sim_prepare_for_program.
	* dv-m68hc11.c (m68hc11cpu_io_write_buffer): Use memory bank parameters
	to check if address is within bank window.
	(m68hc11cpu_io_read_buffer): Likewise.
	(attach_m68hc11_regs): Map the memory bank according to memory bank
	parameters.

2003-08-08  Stephane Carrez  <stcarrez@nerim.fr>,

	* sim-main.h (PAGE_REGNUM, Z_REGNUM): Use same numbering as gdb.

2003-08-08  Stephane Carrez  <stcarrez@nerim.fr>,
	    Gary Piercey <gpiercey@northstar-technical.com>

	* m68hc11_sim.c (print_io_word): New function to print 16-bit value.
	* sim-main.h (print_io_word): Declare.
	* dv-m68hc11tim.c (tmsk1_desc): New description table for TMSK1.
	(tflg1_desc): Likewise for TFLG1.
	(m68hc11tim_info): Print input and output compare registers

2003-03-02  Stephane Carrez  <stcarrez@nerim.fr>

	* Makefile.in (SIM_EXTRA_CFLAGS): Set WITH_TARGET_ADDRESS_BITSIZE
	to 32 to support memory bank switching; temporarily use 32-bit for
	WORD_BITSIZE to avoid a bug in sim-common.

2003-03-01  Stephane Carrez  <stcarrez@nerim.fr>

	* interp.c (sim_fetch_register): Only store a single byte for
	1 byte registers.

2003-02-27  Andrew Cagney  <cagney@redhat.com>

	* interp.c (sim_prepare_for_program, sim_open)
	(sim_create_inferior): Rename _bfd to bfd.

2002-08-13  Stephane Carrez  <stcarrez@nerim.fr>

	* dv-m68hc11eepr.c (struct m68hc11eepr ): Use const char* for filename.

2002-08-13  Marko Kohtala  <marko.kohtala@luukku.com>

	* interp.c (sim_prepare_for_program): Look up the image for the
	reset vector and set cpu_use_elf_start to 1 if not found.
	(sim_open): Do not set cpu_use_elf_start.

2002-08-13  Marko Kohtala  <marko.kohtala@luukku.com>

	* interp.c (sim_hw_configure): Return 1 for success.
	(sim_prepare_for_program): Use the sim_hw_configure exit code to
	return SIM_RC_FAIL.

2002-08-13  Stephane Carrez  <stcarrez@nerim.fr>

	* dv-m68hc11.c (m68hc11cpu_io_read_buffer): Translate memory
	bank window to some virtual address to read from extended memory.
	(m68hc11cpu_io_write_buffer): Likewise for writing.
	(attach_m68hc11_regs): When use_bank property is defined, attach
	to the 68HC12 16K memory bank window.
	* interp.c (sim_hw_configure): Create memory region for banked
	memory.

2002-08-13  Stephane Carrez  <Stephane.Carrez@nerim.fr>

	* interp.c (sim_hw_configure): Connect port-X to cpu-write-port.
	* dv-m68hc11.c (m68hc11cpu_ports): Add cpu-write-port input.
	(m68hc11cpu_port_event): Handle CPU_WRITE_PORT event.

2002-08-13  Marko Kohtala  <marko.kohtala@luukku.com>

	* dv-m68hc11.c (m68hc11cpu_io_write): Fix to update IO mapping
	when IO mapping changed, not when internal RAM mapping is changed.

2002-08-13  Stephane Carrez  <stcarrez@nerim.fr>

	* m68hc11_sim.c (cpu_special): Handle call and rtc instructions.
	* sim-main.h (M6812_CALL_INDIRECT): Add to enum.
	(m6811_regs): Add page register.
	(cpu_set_page, cpu_get_page): New macros.
	(phys_to_virt): New function.
	(cpu_get_indexed_operand_addr, cpu_return): Declare.
	* gencode.c: Identify indirect addressing mode for call and fix daa.
	(gen_function_entry): New param to tell if src8/dst8 locals are
	necessary.
	(gen_interpreter): Use it to avoid generation of unused variables.
	* interp.c (sim_fetch_register): Allow to read page register; page
	register, A, B and CCR are only 1 byte wide.
	(sim_store_register): Likewise for writing.

2002-06-16  Andrew Cagney  <ac131313@redhat.com>

	* configure: Regenerated to track ../common/aclocal.m4 changes.

2002-06-09  Andrew Cagney  <cagney@redhat.com>

	* Makefile.in (INCLUDE): Update path to callback.h.
	* sim-main.h: Include "gdb/callback.h" and "gdb/remote-sim.h".

2002-03-07  Stephane Carrez  <Stephane.Carrez@worldnet.fr>

	* m68hc11_sim.c (cpu_move8): Call sim_engine_abort in default case.
	(cpu_move16): Likewise.
	(sim_memory_error): Use sim_io_printf.
	(cpu_option_handler): Fix compilation warning.
	* interp.c (sim_hw_configure): Fix compilation warning;
	remove m68hc12sio@2 device.
	(sim_open): Likewise.
	* dv-m68hc11tim.c (m68hc11tim_port_event): Fix clear of TFLG2
	flags when reset.
	(cycle_to_string): Improve convertion of cpu cycle number.
	(m68hc11tim_info): Print info about PACNT.
	(m68hc11tim_io_write_buffer): Fix clearing of TFLG2; handle
	TCTL1 and TCTL2 registers.
	* dv-m68hc11.c (m68hc11_info): Print 6811 current running mode.

2002-03-07  Stephane Carrez  <Stephane.Carrez@worldnet.fr>

	* interp.c (sim_hw_configure): Save the HW cpu pointer in the
	cpu struct.
	(sim_hw_configure): Connect the capture input/output events.
	* sim-main.h (_sim_cpu): New member hw_cpu.
	(m68hc11cpu_set_oscillator): Declare.
	(m68hc11cpu_clear_oscillator): Declare.
	(m68hc11cpu_set_port): Declare.
	* dv-m68hc11.c (m68hc11_options): New for oscillator commands.
	(m68hc11cpu_ports): New input ports and output ports to reflect
	the HC11 IOs.
	(m68hc11_delete): Cleanup any running oscillator.
	(attach_m68hc11_regs): Create the input oscillators.
	(make_oscillator): New function.
	(find_oscillator): New function.
	(oscillator_handler): New function.
	(reset_oscillators): New function.
	(m68hc11cpu_port_event): Handle the new input ports.
	(m68hc11cpu_set_oscillator): New function.
	(m68hc11cpu_clear_oscillator): New function.
	(get_frequency): New function.
	(m68hc11_option_handler): New function.
	(m68hc11cpu_set_port): New function.
	(m68hc11cpu_io_write): Post the port output events.
	* dv-m68hc11spi.c (set_bit_port): Use m68hc11cpu_set_port to set
	the output port value.
	* dv-m68hc11tim.c (m68hc11tim_port_event): Handle CAPTURE event
	by latching the TCNT value in the register.

2002-03-07  Stephane Carrez  <Stephane.Carrez@worldnet.fr>

	* sim-main.h (cpu_frame, cpu_frame_list): Remove.
	(cpu_frame_reg, cpu_print_frame): Remove.
	(cpu_m68hc11_push_uint8, cpu_m68hc11_pop_uint8): Cleanup.
	(cpu_m68hc11_push_uint16, cpu_m68hc11_pop_uint16): Likewise.
	(cpu_m68hc12_push_uint8, cpu_m68hc12_push_uint16): Likewise.
	(cpu_m68hc12_pop_uint8, cpu_m68hc12_pop_uint16): Likewise.
	* m68hc11_sim.c (cpu_find_frame): Remove.
	(cpu_create_frame_list): Remove.
	(cpu_remove_frame_list, cpu_create_frame, cpu_free_frame): Remove.
	(cpu_frame_reg, cpu_print_frame, cpu_update_frame): Remove.
	(cpu_call): Cleanup to remove #if HAVE_FRAME and calls to the above.
	(cpu_update_frame): Likewise.
	(cpu_return): Likewise.
	(cpu_reset): Likewise.
	(cpu_initialize): Likewise.
	* interp.c (sim_do_command): Remove call to cpu_print_frame.

2002-03-07  Stephane Carrez  <Stephane.Carrez@worldnet.fr>

	* interrupts.c (interrupts_reset): New function, setup interrupt
	vector address according to cpu mode.
	(interrupts_initialize): Move reset portion to the above.
	(interrupt_names): New table to give a name to interrupts.
	(idefs): Handle pulse accumulator interrupts.
	(interrupts_info): Print the interrupt history.
	(interrupt_option_handler): New function.
	(interrupt_options): New table of options.
	(interrupts_update_pending): Keep track of when interrupts are
	raised and implement breakpoint-on-raise-interrupt.
	(interrupts_process): Keep track of when interrupts are taken
	and implement breakpoint-on-interrupt.
	* interrupts.h (struct interrupt_history): Define.
	(struct interrupt): Keep track of the interrupt history.
	(interrupts_reset): Declare.
	(interrupts_initialize): Update prototype.
	* m68hc11_sim.c (cpu_reset): Reset interrupts.
	(cpu_initialize): Cleanup.

2001-07-28  Stephane Carrez  <Stephane.Carrez@worldnet.fr>

	* dv-m68hc11eepr.c (m68hc11eepr_info): Fix print of current write
	address.
	(m68hc11eepr_port_event): Fix detach/attach logic.

2001-07-22  Stephane Carrez  <Stephane.Carrez@worldnet.fr>

	* Makefile.in (SIM_OBJS): Remove sim-resume.o
	* interp.c (sim_resume): New function from sim-resume.c, install
	the stepping event after having processed the pending ticks.
	(has_stepped): Likewise.
	(sim_info): Produce an output only if verbose or STATE_VERBOSE_P.

2001-07-10  Andrew Cagney  <ac131313@redhat.com>

	* Makefile.in (gencode): Provide explicit path to gencode.c.

2001-05-20  Stephane Carrez  <Stephane.Carrez@worldnet.fr>

	* Makefile.in (M68HC11_OBJS): Add m68hc12int.o.
	(m68hc12int.c): Generate using gencode -m6812.
	(m68hc11int.c): Likewise with -m6811.

	* gencode.c (m6811_opcode_patterns): New patterns for 68HC12.
	(m6811_page1_opcodes): Remove duplicate entries.
	(m6811_page2_opcodes): Likewise.
	(m6811_page3_opcodes): Likewise.
	(m6811_page4_opcodes): Likewise.
	(m6812_page1_opcodes): New table for 68HC12 instructions.
	(m6812_page2_opcodes): Likewise.
	(gen_fetch_operands): New modes [] and &[] for 68HC12 operands.
	(gen_save_result): Likewise.
	(gen_interpreter_for_table): Handle 68HC11 and 68HC12 opcodes.
	(cmp_opcode): New function for opcode comparision.
	(prepare_table): Sort the opcodes.
	(gen_interpreter): Prepare all the tables and generate either
	a 68HC11 or a 68HC12 simulator.
	(main): New options -m6811 and -m6812.

	* m68hc11_sim.c (cpu_single_step): Use pointer to cpu interpretor.
	(cpu_special): Simulation of some 68HC12 instructions.
	(cpu_exg): New function.
	(cpu_dbcc): Likewise.
	(cpu_fetch_relbranch16): Likewise.
	(cpu_push_all): Push according to 68HC11 or 68HC12.
	(cpu_move16): Likewise.
	(cpu_move8): Likewise.
	(cpu_get_indexed_operand16): Likewise.
	(cpu_get_indexed_operand8): Likewise.
	(cpu_get_indexed_operand_addr): Likewise.
	(cpu_set_reg, cpu_set_dst_reg, cpu_get_src_reg, cpu_get_reg): Likewise.
	(cpu_reset): Setup INIT register according to architecture.

	* sim-main.h (M6811_Special): Add 68HC12 specific instructions.
	(_sim_cpu): Keep track of the cpu being simulated.
	(cpu_get_tmp3, cpu_get_tmp2, cpu_set_tmp3, cpu_set_tmp2): New.
	(cpu_m68hc11_push_uintxx): Rename of cpu_push_uintxx.
	(cpu_m68hc11_pop_uint8): Likewise.
	(cpu_m68hc12_push_uintxx): New functions for 68HC12.
	(cpu_m68hc12_pop_uintxx): Likewise.
	(cpu_exg, cpu_dbcc, cpu_move8, cpu_move16): Likewise,
	(cpu_fetch_relbranch16): Likewise.
	(cpu_interp_m6811): Rename of cpu_interp.
	(cpu_interp_m6812): New function.
	* interp.c (free_state): New function.
	(dev_list_68hc12): New table.
	(sim_board_reset): Reset depending on the cpu (HC11 or HC12).
	(sim_hw_configure): New function.
	(sim_prepare_for_program): New function.
	(sim_open): Use above new functions.
	(sim_close): Call free_state().
	(sim_info): Print info according to cpu.
	(sim_create_inferior): Use sim_prepare_for_program.
	(sim_do_command): Configure the hardware after a change of the
	architecture.

2001-05-20  Stephane Carrez  <Stephane.Carrez@worldnet.fr>

	* dv-m68hc11sio.c (m68hc11sio_tx_poll): Always check for
	pending interrupts.
	* interrupts.c (interrupts_process): Keep track of the last number
	of masked insn cycles.
	(interrupts_initialize): Clear last number of masked insn cycles.
	(interrupts_info): Report them.
	(interrupts_update_pending): Compute clear and set masks of
	interrupts and clear the interrupt bits before setting them
	(due to SCI interrupt sharing).
	* interrupts.h (struct interrupts): New members last_mask_cycles
	and xirq_last_mask_cycles.

2000-11-26  Stephane Carrez  <Stephane.Carrez@worldnet.fr>

	* dv-m68hc11.c (m68hc11cpu_io_read_buffer): Use attach_size
	instead of a hard-coded value.
	(m68hc11cpu_io_write_buffer): Likewise.
	(dv_m68hc11_descriptor): Define a 68hc12 device.
	* dv-m68hc11eepr.c (dv_m68hc11eepr_descriptor): Likewise.
	* dv-m68hc11tim.c (dv_m68hc11tim_descriptor): Likewise.
	* dv-m68hc11spi.c (dv_m68hc11spi_descriptor): Likewise.
	* dv-m68hc11sio.c (dv_m68hc11sio_descriptor): Likewise.

2000-11-22  Stephane Carrez  <Stephane.Carrez@worldnet.fr>

	* dv-m68hc11.c (attach_m68hc11_regs): Register a delete handler.
	(m68hc11cpu_delete): Delete handler to detach the address space.

2000-11-24  Stephane Carrez  <Stephane.Carrez@worldnet.fr>

	* dv-m68hc11eepr.c (attach_m68hc11eepr_regs): Use hw_malloc.
	* dv-nvram.c (attach_nvram_regs): Use hw_free and hw_malloc
	instead of free and malloc.

2000-09-11  Stephane Carrez  <Stephane.Carrez@worldnet.fr>

	* Makefile.in: Was missing from initial patch.

2000-09-10  Stephane Carrez  <Stephane.Carrez@worldnet.fr>

	* interp.c (sim_store_register): Remove soft register hack.
	(sim_fetch_register): Likewise.
	(sim_create_inferior): Likewise.
	* sim-main.h: Likewise.

2000-09-10  Stephane Carrez  <Stephane.Carrez@worldnet.fr>

	* interrupts.c (interrupts_update_pending): Clear the mask of
	pending interrupts here.
	(interrupts_get_current): Don't clear the mask of pending interrupts.

2000-09-10  Stephane Carrez  <Stephane.Carrez@worldnet.fr>

	* sim-main.h: Define cycle_to_string.
	* dv-m68hc11tim.c (cycle_to_string): New function to translate
	the cpu cycle into some formatted time string.
	(m68hc11tim_print_timer): Use it.
	* dv-m68hc11sio.c (m68hc11sio_info): Use cycle_to_string.
	* dv-m68hc11spi.c (m68hc11spi_info): Likewise.
	* interrupts.c (interrupts_info): Likewise.
	* m68hc11_sim.c (cpu_info): Likewise.

2000-09-06  Stephane Carrez  <Stephane.Carrez@worldnet.fr>

	* dv-m68hc11tim.c (m68hc11tim_timer_event): Compute the overflow
	interrupt and compare events accurately.  Take into account the
	pending ticks not processed by the simulator yet (introduced a shift).
	(m68hc11_port_event): Reset the timer interrupt delays.
	(m68hc11tim_io_read_buffer): Be able to read several bytes.
	(m68hc11tim_io_write_buffer): Likewise for write.
	(m68hc11tim_io_write_buffer): Recompute the timer overflow interrupt.

2000-09-06  Stephane Carrez  <Stephane.Carrez@worldnet.fr>

	* dv-m68hc11spi.c (m68hc11spi_io_read_buffer): Clear the interrupts.
	(m68hc11spi_io_write_buffer): Likewise and fix the spi frame.
	(m68hc11spi_info): Clarify the status report
	of the SPI when a byte is being sent.
	(m68hc11spi_clock): Fix the spi send frame.

2000-08-11  Stephane Carrez  <Stephane.Carrez@worldnet.fr>

	* sim-main.h (m68hc11_map_level): Define level of address mappings.
	* dv-m68hc11eepr.c (struct m68hc11eepr ): New flag to indicate
	whether the eeprom is currently mapped or not.
	(m68hc11eepr_port_event): Use the flag to see if we must unmap
	or map the eeprom.  Update the flag to reflect the current state.
	Use M6811_EEPROM_LEVEL when mapping the eeprom.
	(m68hc11eepr_finish): Remove overlap hack.
	(attach_m68hc11eepr_regs): Use M6811_IO_LEVEL when mapping the
	config and control registers.
	* dv-m68hc11.c (m68hc11cpu_finish): Remove overlap hack.
	(attach_m68hc11_regs): Use M6811_IO_LEVEL.
	(m68hc11cpu_io_write): Likewise when unmapping and re-mapping.
	* dv-m68hc11spi.c (m68hc11spi_finish): Likewise.
	(attach_m68hc11spi_regs): Likewise.
	* dv-m68hc11tim.c (m68hc11tim_finish): Likewise.
	(attach_m68hc11tim_regs): Likewise.
	* dv-m68hc11sio.c (m68hc11sio_finish): Likewise.
	(attach_m68hc11sio_regs): Likewise.
	* interp.c (sim_open): Likewise.
	* dv-nvram.c (attach_nvram_regs): Likewise.

Thu Jul 27 21:27:25 2000  Andrew Cagney  <cagney@b1.cygnus.com>

	* configure, config.in: Regenerate.

2000-06-25  Stephane Carrez  <Stephane.Carrez@worldnet.fr>

	* Makefile.in (SIM_RUN_OBJS): Define to use nrun.c
	* dv-m68hc11.c (m68hc11cpu_finish): Register detach address callback.
	(dv_m6811_detach_address_callback): New function to detach a
	device from an address space.
	* dv-m68hc11eepr.c (m68hc11eepr_port_event): Initialize
	config register according to --cpu-config option.
	* sim-main.h (_sim_cpu): Add cpu_config member.
	* interp.c (sim_open): Delete specific simulator options.
	* m68hc11_sim.c (cpu_option_handler): New options
	--emulos and -cpu-config <val> to configure the simulator.
	(cpu_initialize): Initialize cpu_config member.

2000-06-24  Stephane Carrez  <Stephane.Carrez@worldnet.fr>

	* emulos.c: Fix indentation and comments.
	* gencode.c: Likewise.
	* dv-m68hc11tim.c (m68hc11tim_timer_event): Handle COMPARE_EVENT.
	(m68hc11tim_io_write_buffer): Write compare registers and
	setup compare event.
	* interp.c: Remove unused global variables.
	* interrupts.c (idefs): New compare interrupts.
	Fix indentation and comments.
	* interrupts.h: Likewise.

2000-06-18  Stephane Carrez  <Stephane.Carrez@worldnet.fr>

	* dv-m68hc11sio.c: Fix indentation and comments.
	Remove INT_PORT.
	* dv-m68hc11.c: Fix indentation and comments.
	(m68hc11cpu_port_event): Move initialization of M6811_HPRIO from here.
	* m68hc11_sim.c (cpu_reset): To here.
	* dv-m68hc11eepr.c: Fix indentation and comments.

2000-06-17  Stephane Carrez  <Stephane.Carrez@worldnet.fr>

	* dv-nvram.c: New file, rename from dv-pram.c.
	* dv-pram.c: Delete file.
	* sim-main.h: Incorporate m68hc11_sim.h.
	* m68hc11_sim.h: Delete file.
	* configure.in: Rename pram into nvram.
	* interp.c (sim_open): Likewise in creation of device tree.

2000-05-31  Stephane Carrez  <Stephane.Carrez@worldnet.fr>

	* interp.c (sim_open): Create the SPI device.
	* dv-m68hc11spi.c: New file for SPI device simulation.
	* configure.in (hw_extra_devices): Add SPI device.

2000-05-28  Stephane Carrez  <Stephane.Carrez@worldnet.fr>

	* interrupts.c (interrupts_initialize): Clear XIRQ accounting.
	(interrupts_process): Separate IRQ and XIRQ accounting.
	(interrupts_info): Report XIRQ accounting.
	* interrupts.h (struct interrupts): Added accounting for XIRQ.

2000-04-16  Stephane Carrez  <stcarrez@worldnet.fr>

	* dv-pram.c (attach_pram_regs): Fix the 'save-modified' mode.
	* m68hc11_sim.h (_sim_cpu): Allow configuration of cpu mode.
	* dv-m68hc11.c (attach_m68hc11_regs): Get the cpu MODA,MODB
	configuration from the 'mode' device tree property.
	(m68hc11cpu_port_event): Reset M6811_HPRIO to the cpu MODA, MODB
	configuration.

2000-02-24  Stephane Carrez  <stcarrez@worldnet.fr>

	* sim-main.h: Remove WITH_TARGET_* defines.
	* Makefile.in (SIM_EXTRA_CFLAGS): Specify the WITH_TARGET_* flags.

2000-02-08  Stephane Carrez  <stcarrez@worldnet.fr>

	* dv-m68hc11sio.c (m68hc11sio_port_event): Setup the SCI to
	1200 baud when cpu is in bootstrap mode.

	* dv-m68hc11tim.c (m68hc11tim_io_write_buffer): Be able to
	write in the TCTN timer register.

	* dv-m68hc11sio.c (m68hc11sio_io_write_buffer): Divide cpu clock
	by 4 to obtain the E clock frequency.
	(sccr2_desc): Use M6811_TIE for TIE bit.
	(m68hc11sio_info): Fix baud rate report.

	* dv-m68hc11tim.c (to_realtime): Likewise.

	* interp.c (sim_open): When building device tree, only provide
	devices that do not exist yet.

	* emulos.c: Fix compilation pb under Windows.

	* dv-m68hc11.c (attach_m68hc11_regs): Get the clock frequency
	from the 'clock' property.

2000-01-02  Stephane Carrez  <stcarrez@worldnet.fr>

	* m68hc11_sim.h (*_REGNUM): Define.
	(_sim_cpu): New member cpu_page0_reg table.
	* interp.c (sim_create_inferior): Fill the cpu_page0_reg table with
	addresses of soft registers in .page0.
	(sim_fetch_register, sim_store_register): Use cpu_page0_reg table
	to get/set soft registers.

1999-12-31  Stephane Carrez  <stcarrez@worldnet.fr>

	* dv-m68hc11.c (m68hc11cpu_io_write_buffer): Clear byte to avoid
	returning random values.

1999-12-17  Stephane Carrez  <stcarrez@worldnet.fr>

	* gencode.c: Fix "subb N,x" that used a instead of b.

1999-09-09  Stephane Carrez  <stcarrez@worldnet.fr>

	* gencode.c: Fixed sbc8 and adc8 when there was a initial carry.

1999-09-01  Stephane Carrez  <stcarrez@worldnet.fr>

	* sim-main.h (SIM_HANDLES_LMA): Define to enable loading using lma.

1999-08-14  Stephane Carrez  <stcarrez@worldnet.fr>

	* dv-m68hc11.c (attach_m68hc11_regs): Save the size of the
	register region in the m68hc11cpu struct.
	(m68hc11cpu_io_write): When the IO mapping addres changes,
	detach the register region and re-attach it at the new address.
	(m68hc11cpu_io_read_buffer): Renamed base_address into
	attach_address.
	(m68hc11cpu_io_write_buffer): Likewise. Pass the hw pointer
	to m68hc11cpu_io_write.

1999-08-13  Stephane Carrez  <stcarrez@worldnet.fr>

	* gencode.c: For sbc8, check the carry and increment the source
	before trying to set the carry for the result.

1999-05-24  John S. Kallal <kallal@voicenet.com>

	* interp.c (sim_get_info): Don't crash if the command line is 0.
	Define prototype for sim_get_info() and init_system().
	(sim_info): Correct call to sim_get_info().

1999-05-16  Stephane Carrez  <stcarrez@worldnet.fr>

	* configure.in: Recognize m6811-*-*.
	* configure: Regenerate.
	* m68hc11_sim.h (cpu_ccr_update_add8, cpu_ccr_update_add16,
	cpu_ccr_update_sub8, cpu_ccr_update_sub16):
	Correct the computation of carry of 8 and 16-bits add and subtract.
	* gencode.c: Use cpu_ccr_update_sub8 for subtraction (carry and
	overflow set in a different manner than add).

1999-05-14  Stephane Carrez  <stcarrez@worldnet.fr>

	* dv-m68hc11.c (dv_m6811_attach_address_callback): Removed a
	trace message.
	* interp.c (sim_open, sim_create_inferior): Initialize the
	cpu_elf_start from the ELF header.
	* m68hc11_sim.c (cpu_initialize): Clear the new data members.
	(cpu_restart): Use cpu_elf_start as the starting address when
	the flag is set.
	(cpu_special): When cpu_use_elf_start is set, the WAI instruction
	exits the simulator (exit status is in D).
	* m68hc11_sim.h (_sim_cpu): Added members cpu_use_elf_start and
	cpu_elf_star to start execution at address specified in ELF file.

1999-05-02  Stephane Carrez  <stcarrez@worldnet.fr>

	* Makefile.in, config.in, configure, configure.in: New files.
	* gencode.c: New file, generation of 68HC11 interpreter.
	* m68hc11_sim.h, m68hc11_sim.c: New files, specific operations
	for interpreter.
	* interrupts.c, interrupts.h: New files, management of interrupts.
	* interp.c, sim-main.h,
	* dv-m68hc11.c, dv-m68hc11eepr.c, dv-m68hc11sio.c,
	dv-m68hc11tim.c, dv-pram.c: New files representing devices for
	68HC11 (dv-pram.c is generic and could probably migrate to common).
	* emulos.c: New file, basic emulation of some os.