aboutsummaryrefslogtreecommitdiff
path: root/sim/sh/ChangeLog
blob: d479841edb788832ca49230e3237207818d98934 (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
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
2014-03-05  Mike Frysinger  <vapier@gentoo.org>

	* interp.c (sim_load): Add const to prog.

2014-02-17  Mike Frysinger  <vapier@gentoo.org>

	PR gdb/16450
	* interp.c (control_c): Delete.
	(sim_resume): Delete signal(SIGINT) handling.

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

	* configure: Regenerate.

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

	* aclocal.m4, configure: Regenerate.

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.

2012-02-16  Kevin Buettner  <kevinb@redhat.com>

	* interp.c (MA): Adjust cast to avoid warning on 64-bit hosts.

	* interp.c (sim_store_register, sim_fetch_register): Return
	length, not -1.

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

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

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.

2011-04-16  Mike Frysinger  <vapier@gentoo.org>

	* interp.c (sim_complete_command): New stub function.

2010-04-14  Mike Frysinger  <vapier@gentoo.org>

	* interp.c (sim_write): Add const to buffer arg.

2010-01-12  Masaki Muranaka  <monaka@monami-software.com>

	* interp.c: Don't include sysdep.h.
	Include stdio.h and errno.h.
	Include string.h strings.h stdlib.h sys/stat.h if present.

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.

2008-02-04  Antony King  <antony.king@st.com>

	* interp.c (macl): Fix non-portable implementation.

2007-10-08  Andrew Stubbs  <andrew.stubbs@st.com>

	* gencode.c (tab): Add RAISE_EXCEPTION_IF_IN_DELAY_SLOT to the
	definition of PC relative 'mov.l'/'mov.w' and also 'mova'.

2007-03-02  Andrew Stubbs  <andrew.stubbs@st.com>

	* gencode.c (tab): Correct pre-decrement instructions when m == n.

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

	* acconfig.h: Remove.
	* 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.

2005-11-10  Andrew Stubbs  <andrew.stubbs@st.com>

	* interp.c (sim_memory_size): Use same amount of memory on Windows as
	elsewhere.

2005-09-19  J"orn Rennecke <joern.rennecke@st.com>

	* interp.c (<sys/mman.h>): Include.
	(mcalloc): New function / macro.
	(mfree): New macro.
	(sim_size): Use mcalloc and mfree.

2005-08-02  J"orn Rennecke <joern.rennecke@st.com>

	* interp.c (strswaplen): Add one for '\0' delimiter.

2005-06-16  Daniel Jacobowitz  <dan@codesourcery.com>

	* gencode.c (tab): Avoid lvalue casts.  Suggested by
	Ralf Corsepius <ralf.corsepius@rtems.org>.

2005-04-12  Jonathan Larmour  <jifl@eCosCentric.com>

	* gencode.c (tab): Avoid inserting code before variables all declared.

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.

2005-01-12  Andrew Cagney  <cagney@gnu.org>

	* configure.ac: Update to use ../common/common.m4.
	* configure: Re-generate.

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.

2004-09-08  DJ Delorie  <dj@redhat.com>

	Commited by Corinna Vinschen <vinschen@redhat.com>
	* gencode.c (movua.l): Compensate for endianness.

2004-09-08  Corinna Vinschen  <vinschen@redhat.com>

	* interp.c (RAISE_EXCEPTION_IF_IN_DELAY_SLOT): New macro.
	(in_delay_slot): New flag variable.
	(Delay_Slot): Set in_delay_slot.
	(sim_resume): Reset in_delay_slot after leaving code switch.
	* gencode.c (op tab): Call RAISE_EXCEPTION_IF_IN_DELAY_SLOT for all
	instructions not allowed in delay slots.

2004-09-08  Michael Snyder  <msnyder@redhat.com>

	Commited by Corinna Vinschen <vinschen@redhat.com>
	Introduce SH2a support.
	* interp.c: Change type of jump table to short.  Add various macros.
	(sim_load): Save the bfd machine code.
	(sim_create_inferior): Ditto.
	(union saved_state_type): Add tbr, ibnr and ibcr registers.
	Move bfd_mach to end of struct.  Add regstack pointer.
	(init_dsp): Don't swap contents of sh_dsp_table any more.  Instead
	use it directly in its own switch statement.  Allocate space for 512
	register banks.
	(do_long_move_insn): New function.
	(do_blog_insn): Ditto.
	(trap): Use trap #13 and trap #14 to set ibnr and ibcr.
	* gencode.c: Move movx/movy insns into separate switch statement.
	(op tab): Add sh2a insns.  Reject instructions that are disabled
	on that chip.
	(gensim_caselist): Generate default case here instead of in caller.
	(gensim): Generate two separate switch statements.  Call
	gensim_caselist once for each (for movsxy_tab and for tab).
	Add tokens for r15 and multiple regs.
	(conflict_warn, warn_conflicts): Add for debugging.

2004-08-18  J"orn Rennecke <joern.rennecke@superh.com>

	* gencode.c (tab): For shad snd shld, fix result for
	(op1 < 0 && shift_amount == 0).

2004-02-02  Michael Snyder  <msnyder@redhat.com>

	* gencode.c (movua.l): Set thislock to 0, not n.

2004-02-12  Michael Snyder  <msnyder@redhat.com>

	* gencode.c (table): Change from char to short.
	(dumptable): Change generated table from char to short.
	* interp.c (sh_jump_table, sh_dsp_table, ppi_table): char to short.
	(init_dsp): Compute size of sh_dsp_table.
	(sim_resume): Change jump_table from char to short.

2004-01-27  Michael Snyder  <msnyder@redhat.com>

	* gencode.c: (op tab): Some refs and defs fixes.
	"fsrra" -> "fsrra <FREG_N>".
	"sleep": replace array ref with array addr.
	"trapa": ditto.	
	Comment and whitespace clean-ups.

2004-01-07  Michael Snyder  <msnyder@redhat.com>

	* gencode.c: Whitespace cleanup.
	* interp.c: Ditto.

	* gencode.c: Replace 'Hitachi' with 'Renesas'.
	(op tab): Add new instructions for sh4a, DBR, SBR.
	(expand_opcode): Add handling for new movxy combinations.
	(gensym_caselist): Ditto.
	(expand_ppi_movxy): Remove movx/movy expansions, 
	now handled in expand_opcode.
	(gensym): Add some helpful macros.
	(expand_ppi_code): Flatten loop for simplicity, tweak for 12-bit
	instead of 8-bit table (some insns are ambiguous to 8 bits).
	(ppi_gensim, main): Generate 12-bit instead of 8-bit ppi table.

	* interp.c: Replace 'Hitachi' with 'Renesas'.
	(union saved_state_type): Add dbr, sgr, ldst.
	(get_loop_bounds_ext): New function.
	(init_dsp): Add bfd_mach_sh4al_dsp.
	(sim_resume): Handle extended loop bounds.	

2003-12-18  Michael Snyder  <msnyder@redhat.com>

	* gencode.c (expand_opcode): Simplify and reorganize.
	Eliminate "shift" parameter.  Eliminate "4 bits at a time"
	assumption.  Flatten switch statement to a single level.
	Add "eeee" token for even-numbered registers.
	(bton): Delete.
	(fsca): Use "eeee" token.
	(ppi_moves): Rename to "expand_ppi_movxy".  Do the ddt
	[movx/movy] expansion here, as well as the ppi expansion.
	(gensim_caselist): Accept 'eeee' along with 'nnnn'.

2003-11-03  J"orn Rennecke <joern.rennecke@superh.com>

	* interp.c (fsca_s, fsrra_s): New functions.
	* gencode.c (tab): Add entries for fsca and fsrra.
	(expand_opcode): Allow variable length n / m fields.

2003-10-15  J"orn Rennecke <joern.rennecke@superh.com>

	* syscall.h (SYS_truncate, SYS_ftruncate): Define.
	* interp.c (trap): Add support for SYS_ftruncate and SYS_truncate.

2003-08-11  Shrinivas Atre  <shrinivasa@KPITCummins.com>	
	* sim/sh/gencode.c ( tab[] ): Addition of MAC.L handler and 
	correction for MAC.W handler
	* sim/sh/interp.c ( macl ): New Function. Implementation of 
	MAC.L handler.

2003-08-07  Michael Snyder  <msnyder@redhat.com>

	* gencode.c (expand_ppi_code): Comment spelling fix.

2003-07-25  Michael Snyder  <msnyder@redhat.com>

	* gencode.c (pshl): Change < to <= (shift by 16 is allowed).
	Cast argument of >> to unsigned to prevent sign extension.
	(psha): Change < to <= (shift by 32 is allowed).	

2003-07-24  Michael Snyder  <msnyder@redhat.com>

	* gencode.c: Fix typo in comment.

2003-07-23  Michael Snyder  <msnyder@redhat.com>

	* gencode.c: A few more fix-ups of refs and defs.
	(frchg): Raise SIGILL if in double-precision mode.
	(ldtlb): We don't simulate cache, so this is a no-op.
	(movsxy_tab): Correct a few bit pattern errors.

2003-07-09  Michael Snyder  <msnyder@redhat.com>

	* gencode.c (prnd): Clear LSW of result to zeros.
	* gencode.c (pmuls): Expression is mis-parenthesized.
	* gencode.c (ppi_gensim): For a conditional ppi insn, if the
	condition is false, we want to return (not break).  A break
	will take us to the end of the function where registers will
	be updated, whereas the desired outcome is for nothing to change.

2003-07-03  Michael Snyder  <msnyder@redhat.com>

	* gencode.c (movs): Fix a couple of text transpositions.

2003-06-27  Michael Snyder  <msnyder@redhat.com>

	* gencode.c (op tab): Some fix-ups of refs and defs.
	(ocbi, ocbp): Cache not simulated, but may cause memory fault.
	(gensym_caselist): Add default case to switch statement.
	(expand_ppi_code): Add default case to switch statement.
	* gencode.c (op tab): Implement movca.l.
	* gencode.c (op movsxy_tab): Fix an error in the bit pattern.
	* gencode.c (gensim_caselist): The movy instructions use
	registers R6 and R7 (not R4 and R5 like the movx insns).

2003-06-27  Michael Snyder  <msnyder@redhat.com>

	* gencode.c (op movsxy_tab): Fix up some copy/paste errors
	in name: s/REG_x/REG_y/.

	* gencode.c (op tab): Move misplaced semicolon.

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

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

Fri Oct 11 16:22:28 2002  J"orn Rennecke <joern.rennecke@superh.com>

	* interp.c (trap): Return int.  Take extra parameter for address
	of the trap instruction.  Changed all callers.
	Add case 33 for profiling.
	* gencode.c (trapa): Handle trap 33 using the trap function.
	Add read of vector for generic traps.

Wed Jul 17 19:36:38 2002  J"orn Rennecke <joern.rennecke@superh.com>

	* Makefile.in (interp.o): Depend on $(srcroot)/include/gdb/sim-sh.h.
	* interp.c: Include "gdb/sim-sh.h".
	(sim_store_register, sim_fetch_register): Use constants defined there.

Tue Jun 18 16:53:11 2002  J"orn Rennecke <joern.rennecke@superh.com>

	* interp.c (sim_resume): Fix setting of bus error for
	instruction fetch.

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

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

2002-06-08  Andrew Cagney  <cagney@redhat.com>

	* interp.c: Include "gdb/callback.h" and "gdb/remote-sim.h".

2001-01-30  Ben Elliston  <bje@redhat.com>

	* interp.c (sim_create_inferior): Record program arguments for
	later inspection by the trap handler.
	(count_argc): New function.
	(prog_argv): Declare static.
	(sim_write): Declare.
	(trap): Implement argc, argnlen and argn system calls. Do not
	abort on unknown system calls--simply return -1.
	* syscall.h (SYS_argc, SYS_argnlen, SYS_argn): Define.

2001-01-24  Alexandre Oliva  <aoliva@redhat.com>

	* interp.c (trap): Implement time.

2000-10-24  Ben Elliston  <bje@redhat.com>

	* gencode.c (tab): Delimit strings with commas where applicable.

Tue May 23 21:39:23 2000  Andrew Cagney  <cagney@b1.cygnus.com>

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

Mon May 15 22:04:51 2000  J"orn Rennecke <amylaar@cygnus.co.uk>

sh-dsp support, simulator speedup by using host byte order:

	* Makefile.in (interp.o): Depends on ppi.c .
	(ppi.c): New rule.
	* gencode.c (printonmatch, think, genopc): Deleted.
	(MAX_NR_STUFF): Now 42.
	(tab): Add SH-DSP CPU instructions.
	Amalgamate ldc / stc / lds / sts instructions with similar
	bit patterns.  Fix opcodes of stc Rm_BANK,@-<REG_N>.
	Fix semantics of lds.l @<REG_N>+,MACH (no sign extend).
	(movsxy_tab): New array.
	For movs, change MMMM field to GGGG, and mmmm field to MMMM.
	Added entries for movx, movy and parallel processing insns.
	(ppi_tab): New array.
	(qfunc): Stabilize sort.
	(expand_opcode): Handle [01][01]NN, [01][01]xx and [01][01]yy.
	Handle 'M', 'G' 's' 'X', 'a', 'Y' and 'A'.
	(dumptable): Now takes three arguments.  Changed all callers.
	Emit just one contigous jump table.
	(filltable): Now takes an argument.  Changed all callers.
	Make index static.
	(ppi_moves, expand_ppi_code, ppi_filltable, ppi_gensim): New functions.
	(gensim_caselist): New function, broken out of gensim.
	Handle opcode fields 'x', 'y', 's', 'M', 'G', 'X', 'a', and 'Y'.
	Handle ref '9'.
	(gensim): Handle 'N' in code field and '8' in refs field.
	Call gensim_caselist - twice.
	(ppi_index): New static variable.
	(main): Unsupport default action.
	Add dsp support for -x / -s option.  Add -p option.
	* interp.c (sh_jump_table, sh_dsp_table, ppi_table): Declare.
	(saved_state_type): Rearrange to allow amalgamated ldc / stc /
	lds / sts to work efficiently.
	(target_dsp): New static variable.
	(GBR, VBR, SSR, SPC, MACH, MACL): Reflect saved_state_type change.
	(FPUL, Rn_BANK, SET_Rn_BANK, M, Q, S, T, SR_BL, SR_RB): Likewise.
	(SR_MD, SR_RC, SET_SR_BIT, GET_SR, SET_RC, GET_FPSCR): Likewise.
	(RS, RE, MOD, MOD_ME, DSP_R): Likewise.
	(set_fpscr1): Likewise.  Use target_dsp to check for dsp.
	(MOD_MSi, SIG_BUS_FETCH): Deleted.
	(CREG, SREG, PR, SR_MASK_DMY, SR_MASK_DMX, SR_DMY): New macros.
	(SR_DMX, DSR, MOD_DELTA, GET_DSP_GRD): Likewise.
	(SET_MOD): Reflect saved_state_type change.  Set MOD_DELTA instead
	of MOD_MS, and encode SR_DMY / SR_DMX into high word of MOD_ME.
	(set_sr): Reflect saved_state_type change.  Fix SR_RB handling.
	Use SET_MOD.
	(MA, L, TL, TB): Now controlled by ACE_FAST.
	(SEXT32): Just cast to int.
	(SIGN32): Fixed to only shift by 31.
	(CHECK_INSN_PTR): SIGBUS at insn fetch now represented by insn_end 0.
	(ppi_insn): Declare.
	(ppi.c): Include.
	(init_dsp): Set target_dsp.  When it changes, switch end of
	sh_jump_table with sh_dsp_table.
	(sim_resume) Don't declare sh_jump_table0.  Use sh_jump_table instead.
	Don't Declare PR if it's #defined.
	Fix single-stepping (Was broken in Mar  6 16:59:10 patch).
	(sim_store_register, sim_read_register): Translate accesses to
	reflect saved_state_type change.

	* interp.c (set_sr): Set sr.
	(SET_RC, MOD, MOD_MS, MOD_ME, SET_MOD, MOD_MS, MOD_ME): New macros.
	(set_fpscr1): Don't bank-switch fpu registers when simulating sh-dsp.
	(DSP_R): Fix definition.
	(sim_resume): Remove outdated SET_SR use.

	* interp.c (saved_state): New members for struct member asregs:
	rs, re, insn_end, xram_start, yram_start.
	(struct loop_bounds): New struct.
	(SKIP_INSN): New macro.
	(get_loop_bounds): New function.
	(endianw): Renamed to global_endianw.
	(maskw): negated bits.
	(PC): Now insn_ptr.
	(SR_MASK_RC, SR_RC_INCREMENT, SR_RC, RAISE_EXCEPTION): New macros.
	(RS, RE, DSP_R, DSP_GRD, A1, A0, X0, X1, Y0, Y1, M0, A1G): Likewise.
	(M1, A0G, RIAT, PT2H, PH2T, SET_NIP, CHECK_INSN_PTR): Likewise.
	(SIG_BUS_FETCH): Likewise
	(raise_exception, riat_fast): New functions.
	(raise_buserror, sim_stop): Use raise_exception.
	(PROCESS_SPECIAL_ADDRESS): Use xram_start / yram_start.
	(BUSERROR, WRITE_BUSERROR, READ_BUSERROR):
	Reverse sense of mask argument.
	(FP_OP, set_dr): Use RAISE_EXCEPTION.
	(wlat_fast, wwat_fast, wbat_fast, rlat_fast, rwat_fast, rbat_fast):
	Declare.  Remove redundant masking.
	(wwat_fast, rwat_fast): Add argument endianw.  Changed callers.
	(MA): Updated for change pc -> PC.
	(Delay_Slot): Use RIAT.
	(empty): Deleted.
	(trap): Remove argument little_endian.  Add argument endianw.
	Changed all callers.  Use raise_exception.
	(macw): Add argument endainw.  Changed all callers.
	(init_dsp): New function, extended after broken out of init_pointers.
	(sim_resume): Replace pc with insn_ptr.  Replace little_endian with
	endianw.  Replace nia with nip.  Reverse sense of maskb / maskw /
	maskl.  Implement logic for zero-overhead loops.  Don't try to
	interpret garbage when getting a SIGBUS at insn fetch.
	(sim_open): Call init_dsp.
	* gencode.c (tab): Use SET_NIP instead of nia = .  Use PH2T / PT2H /
	RAISE_EXCEPTION where appropriate.
	Add extra cycles for brai, braf , bsr, bsrf, jmp, jsr.

	* interp.c (sim_store_register, sim_fetch_register):
	Do proper endianness switch.

	* interp.c (saved_state_type): New members for struct member asregs:
	xymem_select, xmem, ymem, xmem_offset, ymem_offset.
	(special_address): Delete.
	(BUSERROR): Now a two-argument predicate.
	(PROCESS_SPECIAL_ADDRESS, WRITE_BUSERROR, READ_BUSERROR): New macros.
	(wlat_little, wwat_little, wbat_any, wlat_big, wwat_big): Delete.
	(process_wlat_addr, process_wwat_addr): New functions.
	(process_wbat_addr, process_rlat_addr, process_rwat_addr): Likewise.
	(process_rbat_addr): Likewise.
	(wlat_fast, wwat_fast, wbat_fast): Use WRITE_BUSERROR.
	(rlat_little, rwat_little, rbat_any, rlat_big, rwat_big): Delete.
	(rlat_fast, rwat_fast, rbat_fast): Use READ_BUSERROR.
	(RWAT, RLAT, RBAT, WWAT, WLAT, WBAT): Delete SLOW versions.
	(do_rdat, trap): Delete SLOW code.
	(SEXT32, SIGN32): New macros.
	(swap, swap16): Now integer in - integer out.  Changed all callers.
	(strswaplen, strnswap): Delete SLOW versions.
	(init_pointers): Initialize dsp memory selection (preliminary).
	(sim_store_register, sim_fetch_register): Use swap instead of
	big / little endian read / write functions.

	* interp.c (maskl): Deleted.
	(endianw, endianb): New variables.
	(special_address): Now inline.
	(bp_holder): Put raising of buserror there, rename to:
	(raise_buserror).
	(BUSERROR): Now yields a value.  Changed all users.
	(wbat_big): Delete.
	(wlat_fast, wwat_fast, wbat_fast): New functions.
	(rlat_fast, rwat_fast, rbat_fast): Likewise.
	(RWAT, RLAT, RBAT, WWAT, WLAT, WBAT): Use new functions.
	(do_rdat, do_wdat): Likewise.  Take maskl argument instead of
	little_endian one.  Changed caller macros.
	(swap, swap16): Use w[rw]lat_big / w[rw]lat_little directly.
	(strswaplen, strnswap): New functions.
	(trap): Use them to fix up endian mismatches;
	disable SYS_execve and SYS_execv; fix double address translation for
	SYS_pipe and SYS_stat.
	(sym_write, sym_read): Add endianness translation.
	(sym_store_register, sym_fetch_register): Add maskl local variable.
	(sim_open): Set endianw and endianb.

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

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

Wed Aug 25 07:55:23 1999  Brendan Kehoe  <brendan@cygnus.com>

	* gencode.c (fcnvds <DR_N>,FPUL): Rewrite to use a local anonymous
	union type, instead of casting to an int* then a float*.
	(fcnvsd FPUL,<DR_N>): Likewise.
	(flds <FREG_N>,FPUL): Likewise.
	(fsts FPUL,<FREG_N>): Likewise.

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

	* configure: Regenerated to track ../common/aclocal.m4 changes.
	
1999-04-02  Keith Seitz  <keiths@cygnus.com>

	* interp.c (POLL_QUIT_INTERVAL): Define. Used to tweak the
	frequency at which the poll_quit callback is called.
	(sim_resume): Use POLL_QUIT_INTERVAL instead of a
	hard-coded value.

Thu Sep 10 02:16:39 1997  J"orn Rennecke <amylaar@cygnus.co.uk>

	* interp.c (saved_state.asregs): Add new member pad_dummy.
	(sim_store_register, sim_fetch_regsiter): Add 1 to rn for use
	as index into saved_state.asints.

Mon Jun 29 19:35:24 1998  Jason Molenda  (crash@bugshack.cygnus.com)

	* interp.c (sim_open): set endianness based on the ABFD if a -E
	option is not present and we have an ABFD.

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 15:19:48 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 11:18:35 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 Feb 17 12:49:44 1998  Andrew Cagney  <cagney@b1.cygnus.com>

	* interp.c (sim_fetch_register, sim_store_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.

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

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

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

	* interp.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.

Tue Sep  9 20:52:21 1997  Felix Lee  <flee@cygnus.com>

	* interp.c (sim_resume): poll_quit() at least once per call;
 	otherwise gdb can loop sim_resume() uninterruptably.

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

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

Tue Sep  2 13:15:27 1997  Andrew Cagney  <cagney@b1.cygnus.com>

	* gencode.c (tab): Order instructions according to SH3 document.

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 10:41:55 1997  Andrew Cagney  <cagney@b1.cygnus.com>

	* interp.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 16:17:51 1997  Andrew Cagney  <cagney@b1.cygnus.com>

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

Mon Jun 23 15:49:14 1997  Andrew Cagney  <cagney@b1.cygnus.com>

	* interp.c (get_dr): Avoid SIGFPE by moving integers instead of
 	FP's around.
	(set_dr): Ditto.
	
Mon Jun 23 15:02:40 1997  Andrew Cagney  <cagney@b1.cygnus.com>

	* interp.c (XD, SET_XD): Delete.
  	(XF, SET_XF, XD_TO_XF): Define, move around registers in either
 	FP bank.
	
	* gencode.c (fmov): Update.

Sun Jun 22 19:33:33 1997  Andrew Cagney  <cagney@b1.cygnus.com>

	* interp.c (set_fpscr1): From J"orn Rennecke
 	<amylaar@cygnus.co.uk>, Fix typo. Ditto for comment.
	
Tue Aug 12 00:19:11 1997  J"orn Rennecke <amylaar@cygnus.co.uk>

	* interp.c (special_address): New function.
	(BUSERROR): Call it.  Added parameters bits_written and data.
	Changed all callers.
	* gencode.c (tab): Fixed ocbwb and pref.

Fri Jun 20 22:03:18 1997  J"orn Rennecke <amylaar@cygnus.co.uk>

	* interp.c (do_wdat, do_wdat): Fix bug in register number calculation.

Thu Jun 19 00:28:08 1997  Andrew Cagney  <cagney@b1.cygnus.com>

	* interp.c (sim_create_inferior): Clear registers each time an
 	inferior is started.

Mon Jun 16 14:01:55 1997  Andrew Cagney  <cagney@b1.cygnus.com>

	* interp.c (*FP, FP_OP, FP_CMP, FP_UNARY): Provide a hook for
 	when a host doesn't support IEEE FP.
	(*DP): Provide alternative definition that supports 64bit floating
 	point.
	(target_little_endian): Combine little_endian and little_endian_p.
	(saved_state_type): Make fpscr and sr simple integers.
	(SET_FPSCR, GET_FPSCR): Use macros to update fpscr register.
	(set_fpscr1): New function.  Handle swapping when PR / FR bits
 	changed. Call via *_FPSCR macro.
	(SET_SR*, GET_SR*): Use macro's to access the SR bits - avoids
 	endian problems.

	* gencode.c (tab): Update.
	
Sun Jun 15 15:22:52 1997  Andrew Cagney  <cagney@b1.cygnus.com>

	* gencode.c (main): Perform basic checks on tab entries.

	* Makefile.in (gencode): Always compile with -g.

Sat Jun 14 13:45:09 1997  Andrew Cagney  <cagney@b1.cygnus.com>

	* gencode.c (gensim): Move ref checking code to before `stuff'.
  	For branches with delay slots refs were not being checked.

	* interp.c (sim_resume): Use nia to specify the next instruction
 	address instead of overloading pc.
	(C): Delete definiton - refer to cycles directly.
	(SEXT12): New macro - sign extend a 12 bit quantity.
	(Delay_Slot): Rename from SL.

	* gencode.c (tab): Update/simplify.
	
	* gencode.c (gensim): Better formatting of output code.
	(gensim): Replace 10 with constant MAX_NR_STUFF- define as 15.
	(tab): Sort alphabetically.  Break `stuff' into multiple lines.

Fri Jun 13 22:10:13 1997  J"orn Rennecke <amylaar@cygnus.co.uk>

	* gencode.c (braf, bsrf): Fix branch destination calculation to
	be in accordance with the documentation.

Fri Jun 13 15:33:53 1997  J"orn Rennecke <amylaar@cygnus.co.uk>

	* interp.c (init_pointers): Fix little endian test.

Thu Jun  5 12:56:08 1997  J"orn Rennecke <amylaar@cygnus.co.uk>

	* interp.c (init_pointers): SH4 hardware is always WORDS_BIT_ENDIAN.
	* gencode (fmov from/to memory): take endian_mismatch into account
	for 32 bit moves too.

Wed May 28 23:42:35 1997  J"orn Rennecke <amylaar@cygnus.co.uk>

        * gencode.c (swap.b): Fix treatment of high word.

Wed May 28 23:42:35 1997  J"orn Rennecke <amylaar@cygnus.co.uk>

        * sh/gencode.c,
        * interp.c: experimental SH4 support.
        DFmode moves are probaly broken for target little endian.

Tue May 20 10:23:28 1997  Andrew Cagney  <cagney@b1.cygnus.com>

	* interp.c (sim_open): Add callback argument.
	(sim_set_callbacks): Delete SIM_DESC argument.

Wed Apr 30 11:38:08 1997  Doug Evans  <dje@canuck.cygnus.com>

	* Makefile.in (SIM_EXTRA_CLEAN): Define.
	(clean targets): Delete.
	(sh-clean): New target.

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

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

Wed Apr 23 17:55:22 1997  Doug Evans  <dje@canuck.cygnus.com>

	* tconfig.in: New file.
	* interp.c (sim_open): Handle missing arg to -E.

Tue Apr 22 08:55:35 1997  Stu Grossman  (grossman@critters.cygnus.com)

	* Makefile.in:  Add clean targets.

Fri Apr 18 18:57:04 1997  Stu Grossman  (grossman@critters.cygnus.com)

	* interp.c:  Include float.h and define SIGTRAP if _WIN32.
	WIN32 -> _WIN32.
	* (trap):  Do do SYS_chown for _WIN32.

Fri Apr 18 13:33:09 1997  Doug Evans  <dje@canuck.cygnus.com>

	* interp.c (sim_resume): Fix argument to poll_quit.

Fri Apr 18 14:14:49 1997  Andrew Cagney  <cagney@b1.cygnus.com>

	* interp.c (sim_stop): New function.
	(sim_resume): Use poll_quit for polling.

Thu Apr 17 03:32:04 1997  Doug Evans  <dje@canuck.cygnus.com>

	* Makefile.in (SIM_OBJS): Add sim-load.o.
	* interp.c (target_byte_order): Delete.
	(sim_kind, myname, little_endian_p): New static locals.
	(init_pointers): Use little_endian_p instead of target_byte_order.
	(sim_resume): Likewise.
	(sim_open): Set sim_kind, myname.  Set little_endian_p from -E arg.
	(sim_load): Return SIM_RC.  New arg abfd.  Call sim_load_file to
	load file into simulator.  Set start address from bfd.
	(sim_create_inferior): Return SIM_RC.  Delete arg start_address.

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

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

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

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

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

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

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

Wed Mar 19 09:34:36 1997  Fred Fish  <fnf@cygnus.com>

	* interp.c (sim_do_command): Check for NULL command or empty
	string and handle it the same as a "help" command.  Use callback
 	to print error message for unrecognized commands.  Replace
	hardcoded tab in literal string with a \t.  Other minor code
 	cleanup.

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 13:00:00 1997  Doug Evans  <dje@canuck.cygnus.com>

	* interp.c (sim_open): New SIM_DESC result.  Argument is now
	in argv form.
	(other sim_*): New SIM_DESC argument.

Tue Feb  4 13:33:30 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 02:04:32 1996  Doug Evans  <dje@canuck.cygnus.com>

	* Makefile.in: Delete stuff moved to ../common/Make-common.in.
	(SIM_OBJS,SIM_EXTRA_LIBS): Define.
	* configure.in: Simplify using macros in ../common/aclocal.m4.
	Call AC_CHECK_HEADERS(unistd.h).
	* configure: Regenerated.
	* config.in: New file.
	* interp.c: #include "config.h".  #include <unistd.h> if present.
	(trap): Fetch errno value with callback->get_errno.

Tue Nov 12 13:34:00 1996  Dawn Perchik  <dawn@cygnus.com>   

	* interp.c: Don't include windows polling code if inside simluator.

Fri Sep 20 14:57:50 1996  Stan Shebs  <shebs@andros.cygnus.com>

	* interp.c: Minor formatting improvements.
	(saved_state_type): Add bank registers.
	(bp_holder): New function, use to break on when debugging BUSERROR.
	(BUSERROR): Call it if bus error occurs.

Wed Jun 26 12:29:22 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.

Thu May 16 15:44:29 1996  Ian Lance Taylor  <ian@cygnus.com>

	* interp.c (saved_state_type): Add memstalls field.
	(MA) Define macro.
	(sim_resume): New local variable memstalls.  Add it back in to
	saved_state at the end of the function.
	(sim_info): Report memstalls.
	* gencode.c (tab): Add MA() to the execution string of all
	instructions which access memory.

Wed Feb 21 12:16:41 1996  Ian Lance Taylor  <ian@cygnus.com>

	* configure: Regenerate with autoconf 2.7.

Tue Dec  5 16:38:55 1995  Stu Grossman  (grossman@cygnus.com)

	* gencode.c (mac.l):  Don't abort GDB if executing mac.l
	instruction (which is unimplemented).  Generate a SIGTRAP (in the
	simulated target) instead.

Mon Dec  4 12:22:24 1995  J.T. Conklin  <jtc@rtl.cygnus.com>

	* gencode.c (tab): Added several sh3 opcodes.
	(think): Added printonmatch for A_SSR and A_SPC.
	* interp.c (SSR, SPC): Added definitions.
	(saved_state_type): Added ssr and spc registers.

Wed Nov 29 12:39:27 1995  Jim Wilson  <wilson@chestnut.cygnus.com>

	* gencode.c (tab): In shad/shld definitions, negate R[m] before
	the and operation instead of after.  For shad delete cast.  For shld
	use UR instead of R and delete cast.

Fri Nov 17 12:48:55 1995  Jim Wilson  <wilson@chestnut.cygnus.com>

	* gencode.c (tab): Add explicit NaN support for ftrc instruction.

Wed Nov 15 11:25:27 1995  Stu Grossman  (grossman@cygnus.com)

	* interp.c:  Make target_byte_order be extern to prevent SGI cc from
	issuing warnings about the use of common symbols.

Tue Nov 14 15:19:43 1995  Stu Grossman  (grossman@cygnus.com)

	* gencode.c:  jsr, bsr and bsrf actually save pc+4 in pr, and rts
	actually uses pr+0.

Sat Oct 21 13:01:18 1995  Jim Wilson  <wilson@chestnut.cygnus.com>

	* sh/interp.c (sim_stop_reason): Catch SIGQUIT and indicate
	program exited.
	(sim_get_quit_code): Delete.
	
	* gencode.c (gensim): Indicate SIGILL instead of calling abort for
	default case.

Mon Oct 16 18:24:03 1995  Jim Wilson  <wilson@chestnut.cygnus.com>

	* interp.c (saved_state_type): Move FP registers to immediately
	after SR.

Tue Oct 10 11:12:15 1995  Fred Fish  <fnf@cygnus.com>

	* Makefile.in (BISON): Remove macro.

Fri Oct  6 12:08:18 1995  Jim Wilson  <wilson@chestnut.cygnus.com>

	* interp.c (trap, case SYS_utime): Cast second arg of utime to
	void * to avoid compiler error.
	
	* interp.c (callback): Remove last change.  It is initialized by
	a sim_set_callbacks call.
	
Thu Oct  5 14:13:29 1995  steve chamberlain  <sac@slash.cygnus.com>

	* interp.c (callback): Initialize to default callback.

Thu Sep 28 15:26:59 1995  steve chamberlain  <sac@slash.cygnus.com>

	* run.c: Moved to ../common.
	* interp.c (trap): Use gdb's callback interface.
	* Makefile.in: Updated.

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

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

Wed Sep 20 09:51:50 1995  steve chamberlain  <sac@slash.cygnus.com>

	* run.c (sim_callback_write_stdout):  New.
	* interp.c (trap): Call sim_callback_write_stdout when needed.

Mon Sep 18 18:42:27 1995  steve chamberlain  <sac@slash.cygnus.com>

	* interp.c (trap): Remove useless code.

Fri Sep 15 19:30:05 1995  steve chamberlain  <sac@slash.cygnus.com>

	* syscall.h: Copy from newlib.

Thu Sep 14 19:32:59 1995  Stu Grossman  (grossman@cygnus.com)

	* gencode.c:  Back up PC by 2 for breakpoints.
	* interp.c:  Move fp regs beyond pc/pr/etc to avoid confusing GDB,
	which expect pc to immediatly follow regs[].

Fri Sep  8 14:18:13 1995  Ian Lance Taylor  <ian@cygnus.com>

	* configure.in: Define CC_FOR_BUILD.  Don't call 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.
	(CC_FOR_BUILD): Restore.
	(gencode): Build using $(CC_FOR_BUILD).
	(install): Don't install in $(tooldir).

Thu Sep  7 15:02:31 1995  J.T. Conklin  <jtc@rtl.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 31 12:39:07 1995  Jim Wilson  <wilson@chestnut.cygnus.com>

	* interp.c: Include <math.h>.

Wed Aug 30 22:05:17 1995  Jeff Law  (law@snake.cs.utah.edu)

	* Makefile.in (run): Link in math library too.
	* gencode.c (gensim): abort if an unknown opcode is encountered.
	* interp.c (FPSCR, FPUL): Define.
	(struct save_state): Add fields for floating point registers,
	FPSCR and FPUL.
	(sim_resume): Add 'F' for accessing floating point registers
	in the save state structure.
	* gencode.c: Add sh3e opcodes.
	(gensym): Define a buffer for int<->fp conversions.

Tue Aug 22 14:16:46 1995  J.T. Conklin  <jtc@rtl.cygnus.com>

	* interp.c (trap): Use trap vector 34 for host system interface.
	* gencode.c: Add 34 to conditional which determines which traps
	will be handled by simulator.

Fri Aug 11 17:59:15 1995  Jim Wilson  <wilson@chestnut.cygnus.com>

	* run.c: Include <signal.h>.  Define SIGQUIT if not defined.
	(main): New variables reason and sigrc.  After simulator exits,
	check to see if it exited because of a signal, and if so, then
	use the signal number as the return value.

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

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

Tue Jul 18 23:33:10 1995  Fred Fish  <fnf@fishbowl>

	* interp.c (trap): Only use SYS_execv if defined.  Might be
	implemented as execve(arg1,arg2,0), as with Unixware 2.0.
	(sim_resume): In sbit initializer, cast shifted arg to unsigned
	to avoid signed integer overflow.

Wed Jul  5 14:32:54 1995  J.T. Conklin  <jtc@rtl.cygnus.com>

	* Makefile.in (clean): Remove run, libsim.a.
	  (distclean, mostlyclean, realclean): Remove Makefile and 
	  autoconf files.

	* sh.mt: Removed.

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

Fri Jun 30 16:51:38 1995  Stan Shebs  <shebs@andros.cygnus.com>

	* interp.c (sim_open): If argument supplied, interpret as
	desired memory size.
	(parse_and_set_memory_size): New function.
	(sim_do_command): New function.

Thu Jun 29 10:02:28 1995  Fred Fish  <fnf@deneb.cygnus.com>

	* interp.c  (SYS_wait): Define as SYS_wait4 if available and
	SYS_wait is not already defined (SunOS 4.1.3 for example).
	(SYS_utime): Define as SYS_utimes if available and
	SYS_utime is not already defined.

Thu Jun 22 17:25:57 1995  Steve Chamberlain  <sac@slash.cygnus.com>

	* interp.c: Don't include sys/times.h or sys/param.h

Wed Jun 21 15:03:49 1995  Steve Chamberlain  <sac@slash.cygnus.com>

	* interp.c (SIGBUS, SIGTERM): Define if not.
	(sim_memory_size): default to 2^19 on PCs.
	(sim_resume): Poll for quits on win32.

Wed May 24 16:22:48 1995  Jim Wilson  <wilson@chestnut.cygnus.com>

	* gencode.c (op_tab): Add SH3 support.

Wed May 24 14:07:11 1995  Steve Chamberlain  <sac@slash.cygnus.com>

	* gencode.c (tab): Add bsrf and braf.

Mon Apr 24 15:09:49 1995  Jason Molenda  (crash@cygnus.com)

	* configure.in: use ../../bfd/hosts/std-host.h, not 
	../bfd/hosts/std-host.h (which doesn't exist).

Mon Mar 27 10:32:34 1995  J.T. Conklin  <jtc@rtl.cygnus.com>

	* run.c: parse arguments with getopt().

Sun Feb 26 15:27:24 1995  Steve Chamberlain  <sac@cygnus.com>

	* configure.in: Use ../../bfd/hosts/std-host.h if specific
	host unavailable.

Mon Jan 23 16:10:58 1995  Torbjorn Granlund  <tege@rtl.cygnus.com>

	* interp.c (macw): Sign extend MACH at bit 10 for non-saturating case.

Sun Jan 22 13:55:36 1995  Torbjorn Granlund  <tege@rtl.cygnus.com>

	* gencode.c (op_tab): Make MAC.W call macw, not abort.
	* interp.c (macw): New function.
	(S): New #define.

Sat Jan 21 15:52:30 1995  Torbjorn Granlund  <tege@rtl.cygnus.com>

	* gencode.c (op_tab): New code for ADDV and SUBV.
	Make MAC.L abort sicne it is not implemented.

	* interp.c (dmul): Handle the signed case by adjusting after unsigned multiply.
	Get rid of __GNUC__ conditional.

aThu Jan 19 05:50:50 1995  Torbjorn Granlund  <tege@rtl.cygnus.com>

	* gencode.c (op_tab): Also replace NEGC, and try again with SUBC.
	Change ADDC for symmetry.

	* gencode.c (op_tab): Replace code for ADDC and SUBC.

Mon Jan  9 15:43:53 1995  Stu Grossman  (grossman@cygnus.com)

	* interp.c:  Remove def of INLINE.  This comes from bfd.h.  Also,
	declare IOMEM before using it.

Wed Dec 28 21:25:31 1994  Steve Chamberlain  (sac@jonny.cygnus.com)

	* interp.c (BUSERROR): New macro.
	([r|w][bwl]at[little|big]) New functions.
	(sim_resume): If GO32 check for interrupt every now
	and again.  Decrement PC if SIGBUS seen.
	* run.c (main):  Return result of simulated _exit.

Mon Dec  5 21:59:51 1994  Doug Evans  <dje@canuck.cygnus.com>

	* Makefile.in (gencode): Allow build in different directory.

Wed Nov 30 17:47:13 1994  Jim Wilson  <wilson@chestnut.cygnus.com>

	* Makefile.in (gencode): Change $< to gencode.c for portability.

Wed Nov 23 21:31:55 1994  Steve Chamberlain  (sac@jonny.cygnus.com)

	* interp.c ([wr][bwl]at): New functions.
	(trap): Cope with both byte modes.

Thu Sep  8 17:35:07 1994  Steve Chamberlain  (sac@jonny.cygnus.com)

	* gencode.c (tab): Simulate T bit after a negc insn right.
	* interp.c (RSBAT): Sign extend the arg.
	(ACE_FAST): New macro.
	(sim_resume): Remove obsolete test of sim_timeout.
	
Fri Aug  5 14:12:31 1994  Steve Chamberlain  (sac@jonny.cygnus.com)

	* interp.c (IOMEM): New function, simulates very basic I/O area of
	the SH.
	(WBAT, RBAT) : Call I/O functions.
	* gencode.c (tab): Special case trapa #3.

Mon Jun 27 18:04:54 1994  Steve Chamberlain  (sac@cirdan.cygnus.com)

	* run.c (main): Specify the file type again.

Thu May 26 19:04:37 1994  Steve Chamberlain  (sac@thepub.cygnus.com)

	* interp.c (trap): Fix irix incompatibility.
	* run.c (main): open without specifying file type.

Wed May 18 14:18:53 1994  Doug Evans  (dje@canuck.cygnus.com)

	* interp.c (sim_*): Make result void where there isn't one.
	(sim_set_pc): Delete.
	(sim_info): Delete printf_fn arg, all callers changed.
	Call printf_filtered instead.
	(sim_close): New function.
	(sim_load): New function.
	(sim_create_inferior): Renamed from sim_set_args, all callers changed.
	* run.c: #include <varargs.h>, "remote-sim.h".
	(printf_filtered): New function.

Wed Apr 27 12:03:48 1994  Steve Chamberlain  (sac@cygnus.com)

	* gencode.c (table): Get direction of some opcodes right.
        (trapa, rte): Implement fully.
	* interp.c (trap): Make stat call more portable.

Fri Feb 11 21:59:38 1994  Steve Chamberlain  (sac@sphagnum.cygnus.com)

	* gencode.c (main, gendefines): New -d option prints table of defines.
	* interp.c (trap): Add a load of system calls. 
	(sim_memory_size): Now default to 8Mbyte.
        (PARANOID): Keep vector of registers with undefined contents.

Mon Nov 15 14:37:18 1993  Steve Chamberlain  (sac@jonny.cygnus.com)

	* gencode.c: mova uses aligned addresses
	* interp.c (trap): Return results in r0.

Tue Oct 26 10:38:55 1993  Doug Evans  (dje@canuck.cygnus.com)

	* Makefile.in (CSEARCH): Add -I$(srcdir)/../../gdb
	* interp.c: #include "remote-sim.h".
	(sim_resume): int result, new arg `siggnal'.
	(sim_write): Use SIM_ADDR for type of arg `addr'.
	(sim_read): Use SIM_ADDR for type of arg `addr'.
	Use unsigned char * for `buffer'.
	(sim_store_register): int result.
	(sim_fetch_register): Ditto.
	(sim_stop_reason): Renamed from sim_stop_signal.  New arg `reason'.
	(sim_set_pc): int result, use SIM_ADDR for type of arg `x'.
	(sim_info): int result, new args `verbose', `printf_fn'.
	(sim_kill): int result.
	(sim_open): int result, new arg `name'.
	* run.c: #include <stdio.h>
	(main): Update call to sim_info.

Sat Oct 23 15:09:29 1993  Doug Evans  (dje@canuck.cygnus.com)

	* interp.c (sim_stop_signal): Result is now enum sim_stop.

Fri Oct  8 10:47:09 1993  Steve Chamberlain  (sac@phydeaux.cygnus.com)

	* gencode.c (table): Becomes unsigned.
	* interp.c (trap): Get right breakpoint SIGnum. (sim_write,
	sim_read): Return number of bytes copied.  (sim_store_register):
	Value passed by reference. (sim_kill, sim_open, sim_set_args): New functions.

Tue Sep  7 16:24:13 1993  Stan Shebs  (shebs@rtl.cygnus.com)

	* interp.c (sim_info): Fix small typo in printf string.

Thu Aug  5 11:37:48 1993  Stan Shebs  (shebs@rtl.cygnus.com)

	* interp.c (sim_resume): Set memory after pointers inited.

Mon Aug  2 14:13:22 1993  Steve Chamberlain  (sac@phydeaux.cygnus.com)

	* interp.c (get_now): Use time system call.
	* Makefile.in: install correctly.

Tue Jul  6 10:30:46 1993  Steve Chamberlain  (sac@phydeaux.cygnus.com)

	* run.c (main), interp.c (sim_set_timeout): Remove timeout
	functionality.

Thu Jun 24 13:29:57 1993  david d `zoo' zuhn  (zoo at rtl.cygnus.com)

	* Makefile.in: don't run indent everytime; also add a space in the
	includes 

Thu Jun 17 18:30:42 1993  Steve Chamberlain  (sac@phydeaux.cygnus.com)

	* gencode.c: Fix some opcodes.
	* interp.c: Support for profiling and portability fixes.
	* run.c (main): Get profiling args.

Wed May  5 13:17:22 1993  Steve Chamberlain  (sac@cygnus.com)

	* gencode.c (tab): Lint for sgi compiler
	* interp.c: Lint for sgi compiler.

Mon May  3 15:25:33 1993  Steve Chamberlain  (sac@thepub.cygnus.com)

	* run.c (main): Support for resizing simulated RAM.	
	* Makefile.in: Support for broken makes.
	* interp.c, gencode.c: Lint.

Mon Apr 26 18:01:10 1993  Steve Chamberlain  (sac@thepub.cygnus.com)

	* created