aboutsummaryrefslogtreecommitdiff
path: root/sim/arm/ChangeLog
blob: cc1f1560706ec80deb141881943579538a850fae (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
2002-01-09  Nick Clifton  <nickc@cambridge.redhat.com>

	* wrapper.c (sim_fetch_register): If fetching more than 4 bytes
	return zeroes in the other words.
	General formatting tidy ups.

2001-11-16  Ben Harris  <bjh21@netbsd.org>

	* Makefile.in (armemu32.o): Replace $< with autoconf recommended
	$(srcdir)/....
	(armemu26.o): Ditto.

2001-10-18  Nick Clifton  <nickc@cambridge.redhat.com>

	* armemu.h (CP_ACCESS_ALLOWED): New macro.
	Fix formatting.
	* armcopro.c (read_cp14_reg): Make static.
	(write_cp14_reg): Make static.
	(check_cp13_access): Use CP_ACCESS_ALLOWED macro.
	Fix formatting.
	* armsupp.c (ARMul_LDC): Check CP_ACCESS_ALLOWED.
	(ARMul_STC): Check CP_ACCESS_ALLOWED.
	(ARMul_MCR): Check CP_ACCESS_ALLOWED.
	(ARMul_MRC): Check CP_ACCESS_ALLOWED.
	(ARMul_CDP): Check CP_ACCESS_ALLOWED.
	Fix formatting.
	* armemu.c (MCRR): Check CP_ACCESS_ALLOWED.  Test Rd and Rn not
	equal to 15.
	(MRRC): Check CP_ACCESS_ALLOWED.  Test Rd and Rn not equal to 15.
	Fix formatting.

2001-05-11  Nick Clifton  <nickc@cambridge.redhat.com>

	* armemu.c (ARMul_Emulate32): Fix handling of XScale LDRD and STRD
	instructions with post indexed addressing modes.

2001-05-08  Jens-Christian Lache  <lache@tu-harburg.de>

	* armsupp.c (ARMul_FixCPSR): Check Mode not Bank in order to
	determine rocesor mode.

2001-04-18  matthew green  <mrg@redhat.com>

	* armcopro.c (write_cp15_reg): Set CHANGEMODE if endianness changes.
	(read_cp15_reg): Make non-static.
	(XScale_cp15_LDC): Update for write_cp15_reg() change.
	(XScale_cp15_MCR): Likewise.
	(XScale_cp15_write_reg): Likewise.
	(XScale_check_memacc): New function. Check for breakpoints being
	activated by memory accesses.  Does not support the Branch Target
	Buffer.
	(XScale_set_fsr_far): New function. Set FSR and FAR for XScale.
	(XScale_debug_moe): New function. Set the debug Method Of Entry,
	if configured.
	(write_cp14_reg): Reset count counter if requested.
	* armdefs.h (struct ARMul_State): New members `LastTime' and
	`CP14R0_CCD' used for the timer/counters.
	(ARMul_CP13_R0_FIQ, ARMul_CP13_R0_IRQ, ARMul_CP13_R8_PMUS,
	ARMul_CP14_R0_ENABLE, ARMul_CP14_R0_CLKRST, ARMul_CP14_R0_CCD,
	ARMul_CP14_R0_INTEN0, ARMul_CP14_R0_INTEN1, ARMul_CP14_R0_INTEN2,
	ARMul_CP14_R0_FLAG0, ARMul_CP14_R0_FLAG1, ARMul_CP14_R0_FLAG2,
	ARMul_CP14_R10_MOE_IB, ARMul_CP14_R10_MOE_DB, ARMul_CP14_R10_MOE_BT,
	ARMul_CP15_R1_ENDIAN, ARMul_CP15_R1_ALIGN, ARMul_CP15_R5_X,
	ARMul_CP15_R5_ST_ALIGN, ARMul_CP15_R5_IMPRE, ARMul_CP15_R5_MMU_EXCPT,
	ARMul_CP15_DBCON_M, ARMul_CP15_DBCON_E1, ARMul_CP15_DBCON_E0): New
	defines for XScale registers.
	(XScale_check_memacc, XScale_set_fsr_far, XScale_debug_moe): Prototype.
	(ARMul_Emulate32, ARMul_Emulate26): Clean up function definition.
	(ARMul_Emulate32): Handle the clock counter and hardware instruction
	breakpoints.  Call XScale_set_fsr_far() for software breakpoints and
	software interrupts.
	(LoadMult): Call XScale_set_fsr_far() for data aborts.
	(LoadSMult): Likewise.
	(StoreMult): Likewise.
	(StoreSMult): Likewise.
	* armemu.h (write_cp15_reg): Update prototype.
	* arminit.c (ARMul_NewState): Initialise CP14R0_CCD and LastTime.
	(ARMul_Abort): If XScale, check for FIQ and IRQ being enabled in CP13
	register 0.
	* armvirt.c (GetWord): Call XScale_check_memacc().
	(PutWord): Likewise.

2001-03-20  Nick Clifton  <nickc@redhat.com>

	* armvirt.c (ARMul_ReLoadInstr): Do not enable alignment checking
	when loading unaligned thumb instructions.

2001-03-06  Nick Clifton  <nickc@redhat.com>

	* thumbemu.c (ARMul_ThumbDecode): Delete label bo_blx2.
        Compute destination address of BLX(1) instruction by
        taking bit 1 from PC and not from bit 0 of the offset.        

2001-02-27  Nick Clifton  <nickc@redhat.com>

	* armvirt.c (GetWord): Add new parameter - check - to enable or
	disable the alignment checking.
	(PutWord):  Add new parameter - check - to enable or disable the
	alignment checking.
	(ARMul_ReLoadInstr): Pass extra parameter to GetWord.
	(ARMul_ReadWord): Pass extra parameter to GetWord.
	(ARMul_WriteWord): Pass extra parameter to PutWord.
	(ARMul_StoreHalfWord): Pass extra parameter to PutWord.
	(ARMul_WriteByte): Pass extra parameter to GetWord.
	(ARMul_SwapWord): Pass extra parameter to PutWord.
	(ARMul_SafeReadByte): New Function: Read a byte but do not abort.
	(ARMul_SafeWriteByte): New Function: Write a byte but do not abort.
	
	* armdefs.h: Add prototypes for ARMul_SafeReadByte and
	ARMul_SafeWriteByte.
	
	* wrapper.c (sim_write): Use ARMul_SafeWriteByte.
	(sim_read): Use ARMul_SafeReadByte.

	* armos.c (in_SWI_handler): Remove.
	(SWIWrite0): Use ARMul_SafeReadByte.
	(WriteCommandLineTo): Use ARMul_SafeWriteByte.
	(SWIopen): Use ARMul_SafeReadByte.
	(SWIread): Use ARMul_SafeWriteByte.
	(SWIwrite): Use ARMul_SafeReadByte.
	(ARMul_OSHandleSWI): Remove use of is_SWI_handler.
	(ARMul_OSException): Remove use of is_SWI_handler.
	
2001-02-16  Nick Clifton  <nickc@redhat.com>

	* armemu.c: Remove Prefetch abort for breakpoints.  Instead set
	the state to RESUME.

2001-02-14  Nick Clifton  <nickc@redhat.com>

	* armemu.c: Add code to preserve processor mode when a prefetch
	abort is signalled after processing a breakpoint.

	* wrapper.c (sim_create_inferior): Reset processor into ARM mode
	for any machine type except the early ARMs.

2001-02-13  Nick Clifton  <nickc@redhat.com>

	* armos.c (in_SWI_handler): New static variable.
	(ARMul_OSHandleSWI): Set in_SWI_handler whilst emulating a SWI.
	(ARMul_OSException): Ignore exceptions generated whilst emulating
	a SWI.

2001-02-12  Nick Clifton  <nickc@redhat.com>

	* armemu.h (NEGBRANCH): Fix defintion.

2001-02-01  Nick Clifton  <nickc@redhat.com>

	* armemu.c (LoadSMult): Update base address register after
	restoring register bank.
	(StoreMult): Update base address register after restoring register
	bank.

2001-01-31  Nick Clifton  <nickc@redhat.com>

	* armvirt.c (PutWord): Detect installation of SWI vector.
	(SWI_vector_installed): Define.
	* armos.c (ARMul_OsInit): Reset SWI_vector_installed.
	* armos.h (SWI_vector_installed): Declare.
	* wrapper.c (SWI_vector_installed): Remove definition.
	(sim_write): Remove check of SWI vector	installation

2000-12-18  Nick Clifton  <nickc@redhat.com>

	* armemu.c (ARMul_Emulate26): Fix test for StoreDouble
	instruction.

2000-12-10  Nick Clifton  <nickc@redhat.com>

	* armos.c (ARMul_OSHandleSWI): Add 0x91 as an FPE SWI.

2000-12-07  Nick Clifton  <nickc@redhat.com>

	* armemu.c (ARMul_Emulate26): Detect double word load and
	store instructions and call emulation routines.
	(Handle_Load_Double): Emulate a double word load instruction.
	(Handle_Store_Double): Emulate a double word store
	instruction.

2000-12-03  Nick Clifton  <nickc@redhat.com>

	* armos.c: Fix formatting.
	(ARMul_OSHandleSWI): Suppress support of DEMON SWIs when in xscale
	mode.

2000-11-29  Nick Clifton  <nickc@redhat.com>

	* armdefs.h (State): Add 'v5e' and 'xscale' fields.
	(ARM_v5e_Prop): Define.
	(ARM_XScale_Prop): Define.
	
	* wrapper.c (sim_create_inferior): Select processor based on
	machine number.
	(SWI_vector_installed): New boolean.  Set to true if the SWI
	vector address is written to by the executable.
	
	* arminit.c (ARMul_NewState): Switch default to 32 bit mode.
	(ARMul_SelectProcessor): Initialise v5e and xscale signals.
	(ARMul_Abort): Fix calculation of LR address.

	* armos.c (ARMul_OSHandleSWI): If a SWI vector has been installed
	and a SWI is not handled by the simulator, pass the SWI off to the
	vector, otherwise issue a warning message and continue.

	* armsupp.c (ARMul_CPSRAltered): Set S bit aswell.
	
	* thumbemu.c: Add v5 instruction simulation.
	* armemu.c: Add v5, XScale and El Segundo instruction simulation.

	* armcopro.c: Add XScale co-processor emulation.
	* armemu.h: Add exported XScale co-processor functions.
	
2000-09-15  Nick Clifton  <nickc@redhat.com>

	* armdefs.h: Rename StrongARM property to v4_ARM and add v5 ARM
	property.  Delete unnecessary processor names.
	(ARM_Strong_Prop): Delete.
	(STRONGARM): Delete.
	(ARM_v4_Prop): Add.
	(ARM_v5_Prop): Add
	(State): Delete is_StrongARM boolean.  Add is_v4 and is_v5
	booleans.

	* armemu.h (BUSUSEDINCPCS): Use is_v4 boolean.
	(BUSUSEDINCPCN): Use is_v4 boolean.

	* arminit.c (ARMul_NewState): Initialise is_v4 and is_v5 fields.
	(ARMul_SelectProcessor): Change second parameter from 'processor'
	to 'properties'.  Set is_v4 and is_v5 booleans in State.

	* armrdi.c: Remove use of ARM processor names.  Replace with ARM
	processor properties.

	* wrapper.c (sim_create_inferior): Choose properties passed to
	ARMul_SelectProcessor based on machine number.

2000-08-14  Nick Clifton  <nickc@redhat.com>

	* armemu.c (LHPOSTDOWN): Compute write back value before
	performing load in case the offset register is overwritten.
	(LHPOSTUP): Ditto.

2000-07-14  Fernando Nasser <fnasser@cygnus.com>

	* wrapper.c (sim_create_inferior): Fix typo in the previous patch.

2000-07-14  Fernando Nasser <fnasser@cygnus.com>

	* wrapper.c (sim_create_inferior): Reset mode to ARM when creating a
	new inferior.

2000-07-04  Alexandre Oliva  <aoliva@redhat.com>

	* armvirt.c (ABORTS): Do not define.

	* armdefs.h (struct ARMul_State): Add is_StrongARM.
	(ARM_Strong_Prop, STRONGARM): Define.
	* arminit.c (ARMul_NewState): Reset is_StrongARM.
	(ARMul_SelectProcessor): Set is_StrongARM.
	* wrapper.c (sim_create_inferior): Use bfd machine type to
	determine processor type to emulate.
	* armemu.h (BUSUSEDINCPCS, BUSUSEDINCPCN): Don't increment PC
	when emulating StrongARM.

	* armemu.c (ARMul_Emulate, t_undefined): Proceed to next insn.

	* armemu.h (INSN_SIZE): New macro.
	(SET_ABORT): Save CPSR in SPSR and set LR.
	* armemu.c (ARMul_Emulate, isize): Set to INSN_SIZE.
	(WriteR15, WriteSR15): Do not discard bit 1 in Thumb mode.
	* arminit.c (ARMul_Abort): Use new SETABORT and INSN_SIZE.

	* armemu.c (LoadSMult): Use WriteR15() to discard the least
	significant bits of PC.

	* armemu.h (WRITEDESTB): New macro.
	* armemu.c (ARMul_Emulate26, bl): Use WriteR15Branch() to
	modify PC.  Moved the existing logic...
	(WriteR15Branch): ... here.  New function.
	(WriteR15, WriteSR15): Drop the two least significant bits.
	(LoadSMult): Use WriteR15Branch() to modify PC.
	(LoadMult): Use WRITEDESTB() instead of WRITEDEST().

	* armemu.h (GETSPSR): Call ARMul_GetSPSR().
	* armsupp.c (ARMul_CPSRAltered): Zero out bits as they're
	extracted from state->Cpsr, but preserve the unused bits.
	(ARMul_GetCPSR): Get bits preserved in state->Cpsr.
	(ARMul_GetSPSR, ARMul_FixCPSR): Use ARMul_GetCPSR() to
	get the full CPSR word.

	* armemu.h (PSR_FBITS, PSR_SBITS, PSR_XBITS, PSR_CBITS): New.
	(SETPSR_F, SETPSR_S, SETPSR_X, SETPSR_C): New macros.
	(SETPSR, SET_INTMODE, SETCC): Removed.
	* armsupp.c (ARMul_FixCPSR, ARMul_FixSPSR): Do not test bit
	mask.  Use SETPSR_* to modify PSR.
	(ARMul_SetCPSR): Load all bits from value.
	* armemu.c (ARMul_Emulate, msr): Do not test bit mask.

	* armemu.c (ARMul_Emulate): Compute writeback value before
	loading, since the offset register may be the destination
	register.

	* armdefs.h (SYSTEMBANK): Define as USERBANK.
	* armsupp.c (ARMul_SwitchMode): Remove SYSTEMBANK cases.

2000-06-22  Alexandre Oliva  <aoliva@cygnus.com>

	* armemu.c (Multiply64): Fix computation of flag N.

	* armemu.c (MultiplyAdd64): Fix computation of flag N.

2000-06-20  Alexandre Oliva  <aoliva@cygnus.com>

	* armemu.h (NEGBRANCH): Do not overwrite the two most significant
	bits of the offset.

2000-05-25  Nick Clifton  <nickc@cygnus.com>

	* armcopro.c (MMUMCR): Only indicate mode change if a singal has
	really changed.
	(MMUWrite): Only indicate mode change if a singal has really
	changed.

	* armdefs.h (SYSTEMMODE): Define.
	(BANK_CAN_ACEESS_SPSR): Define.

	* armemu.c (ARM_Emulate26): If the mode has changed allow the PC
	to advance before stopping the emulation.

	* arminit.c (ARMul_Reset): Ensure Mode field of State is set
	correctly.

	* armos.c (ARMul_OSInit): Create a initial stack pointer for
	System mode.

	* armsupp.c (ModeToBank): Remove unused first parameter.
	Add support for System Mode.
	(ARMul_GetSPSR): Use BANK_CAN_ACCESS_SPSR macro.
	(ARMul_SetSPSR): Use BANK_CAN_ACCESS_SPSR macro.
	(ARMul_FixSPSR): Use BANK_CAN_ACCESS_SPSR macro.
	(ARMulSwitchMode): Add support for System Mode.

Wed May 24 14:40:34 2000  Andrew Cagney  <cagney@b1.cygnus.com>

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

2000-05-23  Nick Clifton  <nickc@cygnus.com>

	* wrapper.c (sim_store_register): Special handling for CPSR
	register.

2000-03-11  Philip Blundell  <philb@gnu.org>

	* armemu.c (LoadSMult, LoadMult): Correct handling of aborts.
	Patch from Allan Skillman <Allan.Skillman@arm.com>.

Wed Mar 22 15:24:21 2000  glen mccready  <gkm@pobox.com>

	* wrapper.c (sim_open,sim_close): Copy into myname, free myname.

2000-02-08  Nick Clifton  <nickc@cygnus.com>

	* wrapper.c: Fix compile time warning messages.
	* armcopro.c: Fix compile time warning messages.
	* armdefs.h: Fix compile time warning messages.
	* armemu.c: Fix compile time warning messages.
	* armemu.h: Fix compile time warning messages.
	* armos.c: Fix compile time warning messages.
	* armsupp.c: Fix compile time warning messages.
	* armvirt.c: Fix compile time warning messages.
	* bag.c: Fix compile time warning messages.
	
2000-02-02  Bernd Schmidt  <bernds@cygnus.co.uk>

	* *.[ch]: Use indent to make readable.

1999-11-22  Nick Clifton  <nickc@cygnus.com>

	* armos.c (SWIread): Generate an error message if a huge read is
	performed.
	(SWIwrite): Generate an error message if a huge write is
	performed.

1999-10-27  Nick Clifton  <nickc@cygnus.com>

	* thumbemu.c (ARMul_ThumbDecode): Accept 0xbebe as a thumb
	breakpoint. 

1999-10-08  Ulrich Drepper  <drepper@cygnus.com>

	* armos.c (SWIopen): Always pass third parameter with 0666 since
	otherwise uninitialized memory gets access if the O_CREAT bit is
	set and so we possibly cannot access the file afterwards.

1999-09-29  Doug Evans  <devans@casey.cygnus.com>

	* armos.c (SWIWrite0): Send output to stdout instead of stderr.
	(ARMul_OSHandleSWI, case SWI_WriteC,AngelSWI_Reason_WriteC): Ditto.

Thu Sep  2 18:15:53 1999  Andrew Cagney  <cagney@b1.cygnus.com>

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

1999-05-08  Felix Lee  <flee@cygnus.com>

	* configure: Regenerated to track ../common/aclocal.m4 changes.
	
1999-04-06  Keith Seitz  <keiths@cygnus.com>

	* wrapper.c (stop_simulator): New global.
	(sim_stop): Set sim state to STOP and set
	stop_simulator.
	(sim_resume): Reset stop_simulator.
	(sim_stop_reason): If stop_simulator is set, tell gdb
	that the we took SIGINT.
	* armemu.c (ARMul_Emulate26): Don't loop forever. Stop if
	stop_simulator is set.

1999-04-02  Keith Seitz  <keiths@cygnus.com>

	* armemu.c (ARMul_Emulate26): If NEED_UI_LOOP_HOOK, call ui_loop_hook
	whenever the counter expires.
	* Makefile.in (SIM_EXTRA_CFLAGS): Include define NEED_UI_LOOP_HOOK.

1999-03-24  Nick Clifton  <nickc@cygnus.com>

	* armemu.c (ARMul_Emulate26): Handle new breakpoint value.
	* thumbemu.c (ARMul_ThumbDecode): Handle new breakpoint value.

Mon Sep 14 09:00:05 1998  Nick Clifton  <nickc@cygnus.com>

	* wrapper.c (sim_open): Set endianness according to BFD or command
	line switch.

	* tconfig.in: Define SIM_HAVE_BIENDIAN.

Thu Aug 27 11:00:05 1998  Nick Clifton  <nickc@cygnus.com>

	* armemu.c (Multiply64): Test for Rm (rather than Rs) not being
	the same as either RdHi or RdLo.

Thu Jul  2 10:24:35 1998  Nick Clifton  <nickc@cygnus.com>

	* armos.c (ARMul_OSHandleSWI: AngelSWI_Reason_ReportException):
	Set Reg[0] based on reason for for the exception.

Thu Jun  4 15:22:03 1998  Jason Molenda  (crash@bugshack.cygnus.com)

	* armos.c (SWIwrite0): New function.
	(WriteCommandLineTo): New function.
	(SWIopen): New function.
	(SWIread): New function.
	(SWIwrite): New function.
	(SWIflen): New function.
	(ARMul_OSHandleSWI): Call new functions instead of handling	
	these here.
	(ARMul_OSHandleSWI): Handle Angel SWIs correctly.
	(*): Reformat spacing to be a bit more GNUly.
	Most code taken from a patch by Anthony Thompson 
	(athompso@cambridge.arm.com)

Tue Jun  2 15:22:22 1998  Nick Clifton  <nickc@cygnus.com>

	* armos.h: Add Angel SWI and its reason codes.
	* armos.c (ARMul_OSHandleSWI): Ignore Angel SWIs (for now).

Mon Jun  1 17:14:19 1998  Anthony Thompson (athompso@cambridge.arm.com)

	* armos.c (ARMul_OSHandleSWI::SWI_Open): Handle special case
	of ":tt" to catch stdin in addition to stdout.
	(ARMul_OSHandleSWI::SWI_Seek): Return 0 or 1 to indicate failure
	or success of lseek().

Wed May 20 17:36:25 1998  Nick Clifton  <nickc@cygnus.com>

	* armos.c (ARMul_OSHandleSWI): Special case code to catch attempts
	to open stdout.

Wed Apr 29 15:29:55 1998  Jeff Johnston  <jjohnstn@cygnus.com>

	* armos.c (ARMul_OSHandleSWI): Added code for SWI_Clock,
	SWI_Flen, and SWI_Time.  Also fixed SWI_Seek code to only
	seek from offset 0 and not to use R2 for whence since it is
	not passed as part of the SWI call.

Tue Apr 28 18:33:31 1998  Geoffrey Noer  <noer@cygnus.com>

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

Sun Apr 26 15:31:55 1998  Tom Tromey  <tromey@creche>

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

Sun Apr 26 15:20:26 1998  Tom Tromey  <tromey@cygnus.com>

	* acconfig.h: New file.
	* configure.in: Reverted change of Apr 24; use sinclude again.

Fri Apr 24 14:16:40 1998  Tom Tromey  <tromey@creche>

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

Fri Apr 24 11:20:19 1998  Tom Tromey  <tromey@cygnus.com>

	* configure.in: Don't call sinclude.

Sat Apr  4 20:36:25 1998  Andrew Cagney  <cagney@b1.cygnus.com>

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

Fri Mar 27 16:15:52 1998  Andrew Cagney  <cagney@b1.cygnus.com>

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

Wed Mar 25 12:35:29 1998  Andrew Cagney  <cagney@b1.cygnus.com>

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

Wed Mar 18 12:38:12 1998  Andrew Cagney  <cagney@b1.cygnus.com>

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

Tue Mar 10 09:26:38 1998  Nick Clifton  <nickc@cygnus.com>

	* armopts.h: Remove definition of LITTLEND - it is not used.

Tue Feb 17 12:35:54 1998  Andrew Cagney  <cagney@b1.cygnus.com>

	* wrapper.c (sim_store_register, sim_fetch_register): Pass in
 	length parameter. Return -1.

Sun Feb  1 16:47:51 1998  Andrew Cagney  <cagney@b1.cygnus.com>

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

Sat Jan 31 18:15:41 1998  Andrew Cagney  <cagney@b1.cygnus.com>

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

Mon Jan 19 22:26:29 1998  Doug Evans  <devans@seba>

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

Mon Dec 15 23:17:11 1997  Andrew Cagney  <cagney@b1.cygnus.com>

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

Tue Dec  9 11:30:48 1997  Nick Clifton  <nickc@cygnus.com>

	* Makefile.in: Updated with changes from branch.
	* armdefs.h:   ditto
	* armemu.c:    ditto   these changes
	* armemu.h:    ditto   add support for
	* armos.c:     ditto   the Thumb instruction
	* armsupp.c:   ditto   set and the new v4
	* armvirt.c:   ditto   architecture.
	* wrapper.c:   ditto
	* thumbemu.c:  New file from branch.


Thu Dec  4 09:21:05 1997  Doug Evans  <devans@canuck.cygnus.com>

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

Thu Oct 30 13:54:06 1997  Nick Clifton  <nickc@cygnus.com>

	* armos.c (ARMul_OSHandleSWI): Add support for GetEnv SWI.  Patch
	from Tony Thompson at ARM: athompso@arm.com 

	* wrapper.c (sim_create_inferior): Add code to create an execution
	environment.  Patch from Tony Thompson at ARM: athompso@arm.com

Wed Oct 22 14:43:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>

	* wrapper.c (sim_load): Pass lma_p and sim_write args to
 	sim_load_file.

Fri Oct  3 09:28:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>

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

Wed Sep 24 17:38:57 1997  Andrew Cagney  <cagney@b1.cygnus.com>

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

Tue Sep 23 11:04:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>

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

Mon Sep 22 11:46:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>

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

Fri Sep 19 17:45:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>

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

Mon Sep 15 17:36:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>

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

Thu Sep  4 17:21:23 1997  Doug Evans  <dje@seba>

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

Wed Aug 27 18:13:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>

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

Tue Aug 26 10:37:27 1997  Andrew Cagney  <cagney@b1.cygnus.com>

	* wrapper.c (sim_kill): Delete.
	(sim_create_inferior): Add ABFD argument.
	(sim_load): Move setting of PC from here.
	(sim_create_inferior): To here.

Mon Aug 25 17:50:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>

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

Mon Aug 25 15:35:45 1997  Andrew Cagney  <cagney@b1.cygnus.com>

	* wrapper.c (sim_open): Add ABFD argument.

Tue May 20 10:13:26 1997  Andrew Cagney  <cagney@b1.cygnus.com>

	* wrapper.c (sim_open): Add callback argument.
	(sim_set_callbacks): Drop SIM_DESC argument.

Thu Apr 24 00:39:51 1997  Doug Evans  <dje@canuck.cygnus.com>

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

Fri Apr 18 13:32:23 1997  Andrew Cagney  <cagney@b1.cygnus.com>

	* wrapper.c (sim_stop): Stub sim_stop function.

Thu Apr 17 18:33:01 1997  Fred Fish  <fnf@cygnus.com>

	* arminit.c (ARMul_NewState): Preinitialize the state to
	all zero/NULL.

Thu Apr 17 02:39:02 1997  Doug Evans  <dje@canuck.cygnus.com>

	* Makefile.in (SIM_OBJS): Add sim-load.o.
	* wrapper.c (sim_kind,myname): New static locals.
	(sim_open): Set sim_kind, myname.
	(sim_load): Call sim_load_file to do work.  Set start address from bfd.
	(sim_create_inferior): Return SIM_RC.  Delete start_address arg.

Thu Apr 17 11:48:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>

	* wrapper.c (sim_trace): Update so that it matches prototype.

Mon Apr  7 15:45:02 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>

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

Mon Apr  7 12:01:17 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>

	* Makefile.in (armemu32.o): Replace $< with autoconf recommended
 	$(srcdir)/....
	(armemu26.o): Ditto.

Wed Apr  2 15:06:28 1997  Doug Evans  <dje@canuck.cygnus.com>

	* wrapper.c (sim_open): New arg `kind'.

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

Wed Apr  2 14:50:44 1997  Ian Lance Taylor  <ian@cygnus.com>

	* COPYING: Update FSF address.

Wed Apr  2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>

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

Wed Mar 19 01:14:00 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>

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

Mon Mar 17 15:10:07 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>

	* configure: Re-generate.

Fri Mar 14 10:34:11 1997  Michael Meissner  <meissner@cygnus.com>

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

Thu Mar 13 12:38:56 1997  Doug Evans  <dje@canuck.cygnus.com>

	* wrapper.c (sim_open): Has result now.
	(sim_*): New SIM_DESC argument.

Tue Feb  4 13:22:21 1997  Doug Evans  <dje@canuck.cygnus.com>

	* Makefile.in (@COMMON_MAKEFILE_FRAG@): Use
	COMMON_{PRE,POST}_CONFIG_FRAG instead.
	* configure.in: sinclude ../common/aclocal.m4.
	* configure: Regenerated.

Thu Jan 23 11:46:23 1997  Stu Grossman  (grossman@critters.cygnus.com)

	* configure configure.in Makefile.in:  Update to new configure
	scheme which is more compatible with WinGDB builds.
	* configure.in:  Improve comment on how to run autoconf.
	* configure:  Re-run autoconf to get new ../common/aclocal.m4.
	* Makefile.in:  Use autoconf substitution to install common
	makefile fragment.

Wed Nov 20 01:05:10 1996  Doug Evans  <dje@canuck.cygnus.com>

	* run.c: Deleted, use one in ../common now.
	* Makefile.in: Delete everything that's been moved to
	../common/Make-common.in.
	(SIM_OBJS): Define.
	* configure.in: Simplify using macros in ../common/aclocal.m4.
	* configure: Regenerated.
	* config.in: New file.
	* armos.c: #include config.h.
	* wrapper.c (mem_size): Value is in bytes now.
	(sim_callback): New global.
	(arm_sim_set_profile{,_size}): Delete.
	(arm_sim_set_mem_size): Rename to sim_size.
	(sim_do_command): Call printf_filtered via callback.
	(sim_set_callbacks): Record callback.

Thu Oct  3 16:10:27 1996  Jason Molenda  (crash@godzilla.cygnus.co.jp)

	* Makefile.in (mostlyclean): Remove config.log.

Wed Jun 26 12:17:24 1996  Jason Molenda  (crash@godzilla.cygnus.co.jp)

        * Makefile.in (bindir, libdir, datadir, mandir, infodir, includedir,
        INSTALL_PROGRAM, INSTALL_DATA): Use autoconf-set values.
        (docdir): Removed.
        * configure.in (AC_PREREQ): autoconf 2.5 or higher.
        (AC_PROG_INSTALL): Added.
        * configure: Rebuilt.

Wed Feb 21 12:14:31 1996  Ian Lance Taylor  <ian@cygnus.com>

	* configure: Regenerate with autoconf 2.7.

Fri Dec 15 16:27:30 1995  Ian Lance Taylor  <ian@cygnus.com>

	* run.c (main): Use new bfd_big_endian macro.

Mon Nov 20 17:40:38 1995  Doug Evans  <dje@canuck.cygnus.com>

	* run.c: Include "getopt.h".
	(verbose): Delete.
	(usage): Make static.
	(main): Call arm_sim_set_verbosity.
	Only load sections marked SEC_LOAD.
	* wrapper.c (mem_size, verbosity): New static global.
	(arm_sim_set_mem_size): Renamed from sim_size.	Callers updated.
	(arm_sim_set_profile{,_size}): Renamed from sim_foo.  Callers updated.
	
Fri Nov 17 19:35:11 1995  Doug Evans  <dje@canuck.cygnus.com>

	* armdefs.h (ARMul_State): New member `verbose'.
	* armrdi.c (ARMul_ConsolePrint): Add missing va_end.
	* run.c (verbose): Make global.
	* wrapper.c (init): Set state->verbose.
	(ARMul_ConsolePrint): Don't print anything if !verbose.

Fri Oct 13 15:30:30 1995  Doug Evans  <dje@canuck.cygnus.com>

	* armos.c: #include dbg_rdi.h.
	(ARMul_OSHandleSWI): Handle SWI_Breakpoint.
	* armos.h (SWI_Breakpoint): Define.
	* wrapper.c: #include armemu.h, dbg_rdi.h.
	(rc): Delete.
	(sim_resume): Use state->EndCondition to record stop state.
	Call FLUSHPIPE before returning.
	(sim_stop_reason): Determine reason from state->EndCondition.

Fri Oct 13 15:04:05 1995  steve chamberlain  <sac@slash.cygnus.com>

	* wrapper.c (sim_set_callbacks): New.

Thu Sep 28 19:45:56 1995  Doug Evans  <dje@deneb.cygnus.com>

	* armos.c (ARMul_OSHandleSWI): Result of read/write calls is
	number of bytes not read/written (or -1).

Wed Sep 20 13:35:54 1995  Ian Lance Taylor  <ian@cygnus.com>

	* Makefile.in (maintainer-clean): New synonym for realclean.

Fri Sep  8 14:27:20 1995  Ian Lance Taylor  <ian@cygnus.com>

	* configure.in: Remove AC_PROG_INSTALL.
	* configure: Rebuild.
	* Makefile.in (INSTALL): Revert to using install.sh.
	(INSTALL_PROGRAM, INSTALL_DATA): Set to $(INSTALL).
	(INSTALL_XFORM, INSTALL_XFORM1): Restore.
	(mostlyclean): Make the same as clean, not distclean.
	(clean): Remove config.log.
	(install): Don't install in $(tooldir).

Thu Sep  7 12:00:17 1995  Doug Evans  <dje@canuck.cygnus.com>

	(Try to) Update to new bfd autoconf scheme.
	* run.c: Don't include sysdep.h.
	* Makefile.in (INSTALL{,_PROGRAM,_DATA}): Use autoconf computed value.
	(CC, CFLAGS, AR, RANLIB): Likewise.
	(HDEFINES, TDEFINES): Define.
	(CC_FOR_BUILD): Delete.
	(host_makefile_frag): Delete.
	(Makefile): Don't depend on frags.
	* configure.in (sysdep.h): Don't create symlink.
	(host_makefile_frag, frags): Deleted.
	(CC, CFLAGS, AR, RANLIB, INSTALL): Compute values.
	* configure: Regenerated.

Thu Aug  3 10:45:37 1995  Fred Fish  <fnf@cygnus.com>

	* Update all FSF addresses except those in COPYING* files.

Wed Jul  5 16:15:54 1995  J.T. Conklin  <jtc@rtl.cygnus.com>

	* Makefile.in (clean): Remove run, libsim.a.

 	* Makefile.in, configure.in: converted to autoconf.
	* configure: New file, generated with autconf 2.4.

	* arm.mt: Removed.

Fri Jun 30 16:49:47 1995  Stan Shebs  <shebs@andros.cygnus.com>

	* wrapper.c (sim_do_command): New function.

Tue Jun 13 10:57:32 1995  Steve Chamberlain  <sac@slash.cygnus.com>

	* armos.c (ARMul_OSHandleSWI): New version to work with
	newlib simply.

Thu Jun  8 14:37:14 1995  Steve Chamberlain  <sac@slash.cygnus.com>

	* run.c (main): Grab return value from right register.

Wed May 24 14:37:31 1995  Steve Chamberlain  <sac@slash.cygnus.com>

	* New.