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sim: drop support for requiring hw support
[deliverable/binutils-gdb.git] / sim / mn10300 / ChangeLog
CommitLineData
66b0e85d
MF		 12015-03-23 Mike Frysinger <vapier@gentoo.org>
2
3 * Makefile.in (MN10300_OBJS): Delete dv-sockser.o.
4
64dd13df
MF		 52015-03-23 Mike Frysinger <vapier@gentoo.org>
6
7 * configure: Regenerate.
8
49cd1634
MF		 92015-03-23 Mike Frysinger <vapier@gentoo.org>
10
11 * configure: Regenerate.
12
4af3e7e0
MF		 132015-03-23 Mike Frysinger <vapier@gentoo.org>
14
15 * configure: Regenerate.
16
3649cb06
MF		 172015-03-23 Mike Frysinger <vapier@gentoo.org>
18
19 * configure: Regenerate.
20 * configure.ac: Delete SIM_DV_SOCKSER_O check.
21
ae7d0cac
MF		 222015-03-16 Mike Frysinger <vapier@gentoo.org>
23
24 * config.in, configure: Regenerate.
25
8406bb59
MF		 262015-03-15 Mike Frysinger <vapier@gentoo.org>
27
28 * tconfig.in: Delete file.
29
465fb143
MF		 302015-03-14 Mike Frysinger <vapier@gentoo.org>
31
32 * Makefile.in (SIM_RUN_OBJS): Delete.
33
5cddc23a
MF		 342015-03-14 Mike Frysinger <vapier@gentoo.org>
35
36 * configure.ac (AC_CHECK_HEADERS): Delete unistd.h & stdlib.h &
37 string.h & strings.h & time.h.
38 * aclocal.m4, configure: Regenerate.
39
2974be62
AM		 402014-08-19 Alan Modra <amodra@gmail.com>
41
42 * configure: Regenerate.
43
faa743bb
RM		 442014-08-15 Roland McGrath <mcgrathr@google.com>
45
46 * configure: Regenerate.
47 * config.in: Regenerate.
48
1a8a700e
MF		 492014-03-04 Mike Frysinger <vapier@gentoo.org>
50
51 * configure: Regenerate.
52
bf3d9781
AM		 532013-09-23 Alan Modra <amodra@gmail.com>
54
55 * configure: Regenerate.
56
31e6ad7d
MF		 572013-06-03 Mike Frysinger <vapier@gentoo.org>
58
59 * aclocal.m4, configure: Regenerate.
60
d3685d60
TT		 612013-05-10 Freddie Chopin <freddie_chopin@op.pl>
62
63 * configure: Rebuild.
64
1517bd27
MF		 652013-03-26 Mike Frysinger <vapier@gentoo.org>
66
67 * configure: Regenerate.
68
fb61c40a
JS		 692013-03-23 Joel Sherrill <joel.sherrill@oarcorp.com>
70
71 * configure.ac: Fail if dv-sockser.o not available.
72 Error when --disable-sim-hardware is specified.
73 * tconfig.in: Conditionalize use of dv_sockser_install.
74 * configure: Regenerated.
75 * config.in: Regenerated.
76
e8c21678
HPN		 772012-06-17 Hans-Peter Nilsson <hp@axis.com>
78
79 * interp.c: Include config.h first. Do not include sysdep.h.
80
5f3ef9d0
JB		 812012-06-15 Joel Brobecker <brobecker@adacore.com>
82
83 * config.in, configure: Regenerate.
84
2232061b
MF		 852012-03-24 Mike Frysinger <vapier@gentoo.org>
86
87 * aclocal.m4, config.in, configure: Regenerate.
88
f95586a4
KB		 892012-02-16 Kevin Buettner <kevinb@redhat.com>
90
91 * interp.c (sim_fetch_register): Return length, not -1.
92
12c3e59c
JB		 932012-01-02 Joel Brobecker <brobecker@adacore.com>
94
95 * sim-main.h: Reformat copyright header.
96
db2e4d67
MF		 972011-12-03 Mike Frysinger <vapier@gentoo.org>
98
99 * aclocal.m4: New file.
100 * configure: Regenerate.
101
481d7981
MF		 1022011-11-07 Mike Frysinger <vapier@gentoo.org>
103
104 PR sim/9302
105 * dv-mn103iop.c (write_dedicated_control_reg): Convert && to &.
106
4399a56b
MF		 1072011-10-19 Mike Frysinger <vapier@gentoo.org>
108
109 * configure: Regenerate after common/acinclude.m4 update.
110
9c082ca8
MF		 1112011-10-17 Mike Frysinger <vapier@gentoo.org>
112
113 * configure.ac: Change include to common/acinclude.m4.
114
6ffe910a
MF		 1152011-10-17 Mike Frysinger <vapier@gentoo.org>
116
117 * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
118 call. Replace common.m4 include with SIM_AC_COMMON.
119 * configure: Regenerate.
120
2419798b
MF		 1212011-07-05 Mike Frysinger <vapier@gentoo.org>
122
123 * interp.c (sim_do_command): Delete.
124
be07a3d3
NC		 1252011-06-20 Nick Clifton <nickc@redhat.com>
126
127 * am33.igen (sub Rm,Rn,Rd): Fix computation of carry flag.
128
dae477fe
AB		 1292011-01-11 Andrew Burgess <aburgess@broadcom.com>
130
131 * interp.c (sim_store_register): Update return value to
132 match new API.
133
952ad68f
MF		 1342010-04-19 Mike Frysinger <vapier@gentoo.org>
135
136 * dv-mn103ser.c (sockser_addr, USE_SOCKSER_P): Delete
137 (do_polling_event): Change USE_SOCKSER_P to dv_sockser_status.
138 (read_status_reg): Likewise.
139 (write_txb): Likewise.
140
3725885a
RW		 1412010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
142
143 * configure: Regenerate.
144
d6416cdc
RW		 1452009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
146
81ecdfbb
RW		 147 * config.in: Regenerate.
148 * configure: Likewise.
149
d6416cdc
RW		 150 * configure: Regenerate.
151
b5bd9624
HPN		 1522008-07-11 Hans-Peter Nilsson <hp@axis.com>
153
154 * configure: Regenerate to track ../common/common.m4 changes.
155 * config.in: Ditto.
156
6efef468
JM		 1572008-06-06 Vladimir Prus <vladimir@codesourcery.com>
158 Daniel Jacobowitz <dan@codesourcery.com>
159 Joseph Myers <joseph@codesourcery.com>
160
161 * configure: Regenerate.
162
edc5d9ec
HPN		 1632006-12-21 Hans-Peter Nilsson <hp@axis.com>
164
165 * acconfig.h: Remove.
166 * config.in: Regenerate.
167
e85e3205
RE		 1682006-06-13 Richard Earnshaw <rearnsha@arm.com>
169
170 * configure: Regenerated.
171
2f0122dc
DJ		 1722006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
173
174 * configure: Regenerated.
175
20e95c23
DJ		 1762006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
177
178 * configure: Regenerated.
179
b3a3ffef
HPN		 1802006-03-29 Hans-Peter Nilsson <hp@axis.com>
181
182 * configure: Regenerate.
183
2b193c4a
MK		 1842005-03-23 Mark Kettenis <kettenis@gnu.org>
185
186 * configure: Regenerate.
187
35695fd6
AC		 1882005-01-14 Andrew Cagney <cagney@gnu.org>
189
190 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
191 explicit call to AC_CONFIG_HEADER.
192 * configure: Regenerate.
193
f0569246
AC		 1942005-01-12 Andrew Cagney <cagney@gnu.org>
195
196 * configure.ac: Update to use ../common/common.m4.
197 * configure: Re-generate.
198
38f48d72
AC		 1992005-01-11 Andrew Cagney <cagney@localhost.localdomain>
200
201 * configure: Regenerated to track ../common/aclocal.m4 changes.
202
b7026657
AC		 2032005-01-07 Andrew Cagney <cagney@gnu.org>
204
205 * configure.ac: Rename configure.in, require autoconf 2.59.
206 * configure: Re-generate.
207
379832de
HPN		 2082004-12-08 Hans-Peter Nilsson <hp@axis.com>
209
210 * configure: Regenerate for ../common/aclocal.m4 update.
211
599e0b9e
AO		 2122004-06-26 Alexandre Oliva <aoliva@redhat.com>
213
c76b4bab
AO		 214 2000-08-07 Graham Stott <grahams@cygnus.co.uk>
215 * am33-2.igen (fmadd, fmsub, fmnadd, fmnsub): Correct typo.
216 2000-05-29 Alexandre Oliva <aoliva@cygnus.com>
217 * interp.c (fpu_disabled_exception, fpu_unimp_exception,
218 fpu_check_signal_exception): Take additional state arguments.
219 Print exception type and call program_interrupt. Adjust callers.
220 (fpu_rsqrt, fpu_cmp, fpu_add, fpu_sub, fpu_mul, fpu_div,
221 fpu_fmadd, fpu_fmsub, fpu_fnmadd, fpu_fnmsub): Take additional
222 arguments.
223 * mn10300_sim.h (fpu_disabled_exception, fpu_unimp_exception,
224 fpu_check_signal_exception): Adjust prototypes.
225 (fpu_rsqrt, fpu_cmp, fpu_add, fpu_sub, fpu_mul, fpu_div,
226 fpu_fmadd, fpu_fmsub, fpu_fnmadd, fpu_fnmsub): Likewise.
227 * am33-2.igen: Adjust calls.
228 2000-05-19 Alexandre Oliva <aoliva@cygnus.com>
229 * op_utils.c (cmp2fcc): Moved...
230 * interp.c: ... here.
231 2000-05-18 Alexandre Oliva <aoliva@cygnus.com>
232 * am33-2.igen: Use `unsigned32', `signed32', `unsigned64' or
233 `signed64' where type width is relevant.
234 2000-05-15 Alexandre Oliva <aoliva@cygnus.com>
235 * mn10300_sim.h: Include sim-fpu.h.
236 (FD2FPU, FPU2FD): Enclose the FD argument in parentheses.
237 (fpu_check_signal_exception): Declare.
238 (struct fp_prec_t, fp_single_prec, fp_double_prec): Likewise.
239 (FP_SINGLE, FP_DOUBLE): Shorthands for fp_*_prec.
240 (fpu_rsqrt, fpu_cmp, fpu_add, fpu_sub, fpu_mul, fpu_div,
241 fpu_fmadd, fpu_fmsub, fpu_fnmadd, fpu_fnmsub): Declare.
242 * interp.c (fpu_disabled_exception): Document.
243 (fpu_unimp_exception): Likewise.
244 (fpu_check_signal_exception): Define.
245 (reg2val_32, round_32, val2reg_32, fp_single_prec): Likewise.
246 (reg2val_64, round_64, val2reg_64, fp_double_prec): Likewise.
247 (REG2VAL, ROUND, VAL2REG): Define shorthands.
248 (fpu_status_ok): Define.
249 (fpu_rsqrt, fpu_cmp, fpu_add, fpu_sub, fpu_mul, fpu_div,
250 fpu_fmadd, fpu_fmsub, fpu_fnmadd, fpu_fnmsub): Define.
251 * am33-2.igen (frsqrt, fcmp, fadd, fsub, fmul, fdiv,
252 fmadd, fmsub, fnmadd, fnmsub): Use new functions.
253 2000-04-27 Alexandre Oliva <aoliva@cygnus.com>
254 * interp.c (sim_create_inferior): Set PSW bit to enable FP insns
255 if architecture is AM33/2.0.
256 * am33.igen: Include am33-2.igen.
257 2000-04-23 Alexandre Oliva <aoliva@cygnus.com>
258 * mn10300.igen (movm, call, ret, retf): Check for am33_2 too.
259 * am33.igen (movm): Likewise.
260 2000-04-19 Alexandre Oliva <aoliva@cygnus.com>
261 * am33.igen: Added `*am33_2' to some instructions that were
262 missing it.
263 2000-04-07 Alexandre Oliva <aoliva@cygnus.com>
264 * am33-2.igen: New file. All insns implemented, but FP flags are
265 only set for fcmp, exceptional conditions are not handled yet.
266 * Makefile.in (IGEN_INSN): Added am33-2.igen.
267 (tmp-igen): Added -M am33_2.
268 * mn10300.igen, am33.igen: Added `*am33_2' to all insns.
269 * gencode.c: Support FMT_D3.
270 * mn10300_sim.h (dword): New type.
271 (struct _state): Added fpregs.
272 (REG_FPCR, FPCR): New define. All assorted bitmaps.
273 (XS2FS, AS2FS, Xf2FD): New macros.
274 (FS2FPU, FD2FPU, FPU2FS, FPU2FD): Likewise.
275 (load_dword, store_dword): New functions or macros.
276 (u642dw, dw2u64): New functions.
277 (fpu_disabled_exception, fpu_unimp_exception): Declared.
278 * interp.c (fpu_disabled_exception): Defined; no actual
279 implementation.
280 (fpu_unimp_exception): Likewise.
281 * op_utils.c (cmp2fcc): New function.
282
489503ee
AO		 283 * interp.c, mn10300_sim.h, op_utils.c: Convert function prototypes
284 and definitions to ISO C.
285
622c89b6
AO		 286 * gencode.c, simops.c: Delete.
287 * Makefile.in: Remove non-COMMON dependencies and commands.
288
599e0b9e
AO		 289 * configure.in: Use common simulator always. Don't subst sim_gen
290 nor mn10300_common.
291 * configure: Rebuilt.
292 * Makefile.in (WITHOUT_COMMON_OBJS, WITHOUT_COMMON_INTERP_DEP,
293 WITHOUT_COMMON_RUN_OBJS): Remove.
294 (WITH_COMMON_OBJS): Rename to MN10300_OBJS.
295 (WITH_COMMON_INTERP_DEP): Rename to MN10300_INTERP_DEP.
296 (WITH_COMMON_RUN_OBJS): Rename to SIM_RUN_OBJS.
297 (SIM_EXTRA_CFLAGS): Don't use @sim_gen@.
298 * interp.c: Remove non-common bits.
299 * mn10300_sim.h: Likewise.
300
e158f0a0
AC		 3012003-08-28 Andrew Cagney <cagney@redhat.com>
302
303 * dv-mn103ser.c (do_polling_event): Change type of "serial_reg" to
304 "long".
305 (read_status_reg): Cast "serial_reg" to "long".
306 * dv-mn103tim.c (do_counter_event): Change type of "timer_nr" to
307 "long".
308 (do_counter6_event, write_mode_reg, write_tm6md): Ditto.
309
6b4a8935
AC		 3102003-02-27 Andrew Cagney <cagney@redhat.com>
311
312 * interp.c (sim_open, sim_create_inferior, sim_open)
313 (sim_create_inferior): Rename _bfd to bfd.
314
dbd7cd63
AC		 3152003-02-26 Andrew Cagney <cagney@redhat.com>
316
317 * am33.igen: Call sim_engine_abort instead of abort.
318
bb6317d3
DC		 3192003-02-26 David Carlton <carlton@math.stanford.edu>
320
321 * dv-mn103tim.c (read_special_timer6_reg): Add break after
322 empty default: label.
323 (write_special_timer6_reg): Ditto.
324 Update copyright.
325
6c0a25e9
AC		 3262002-11-28 Andrew Cagney <cagney@redhat.com>
327
328 * sim-main.h: Only include "idecode.h" once.
329 * Makefile.in (SIM_EXTRA_DEPS): Define.
330
c8cca39f
AC		 3312002-06-16 Andrew Cagney <ac131313@redhat.com>
332
333 * configure: Regenerated to track ../common/aclocal.m4 changes.
334
3c25f8c7
AC		 3352002-06-09 Andrew Cagney <cagney@redhat.com>
336
337 * Makefile.in (INCLUDE): Update path to callback.h.
338 * mn10300_sim.h: Include "gdb/callback.h" and "gdb/remote-sim.h".
339 * tconfig.in: Ditto.
340
ff88f59d
JB		 3412001-05-06 Jim Blandy <jimb@redhat.com>
342
343 * mn10300.igen: Doc fixes.
344
cc274e7c
AO		 3452001-04-26 Alexandre Oliva <aoliva@redhat.com>
346
347 * Makefile.in (idecode.o, op_utils.o, semantics.o, simops.o):
348 Depend on targ-vals.h.
349
d4424ada
C		 3502001-04-15 J.T. Conklin <jtc@redback.com>
351
352 * Makefile.in (simops.o): Add simops.h to dependency list.
353
5425ca99
AO		 354Wed Aug 9 02:24:53 2000 Graham Stott <grahams@cygnus.co.uk>
355
356 * am33.igen: Warning clean-up.
357 (movm): Initialize PC and mask.
358 (mov, movbu, movhu): Set srcreg2 from RI0.
359 (bsch): Initialize c.
360 (sat16_cmp): Actually do the comparison.
361 (mov_llt): Do not overwrite dstreg with uninitialized variable.
362
eb2d80b4
AC		 363Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
364
365 * configure: Regenerated to track ../common/aclocal.m4 changes.
366
e33c0364
AO		 3672000-05-22 Alexandre Oliva <aoliva@cygnus.com>
368
369 * am33.igen: Fix leading comments of SP-relative offset insns that
370 referred to other registers. Make their offsets unsigned.
371
24a39d88
AO		 3722000-05-18 Alexandre Oliva <aoliva@cygnus.com>
373
374 * mn10300_sim.h (genericAdd, genericSub, genericCmp, genericOr,
375 genericXor, genericBtst): Use `unsigned32'.
376 * op_utils.c: Likewise.
377 * mn10300.igen, am33.igen: Use `unsigned32', `signed32',
378 `unsigned64' or `signed64' where type width is relevant.
379
bfa8561f
AO		 3802000-04-25 Alexandre Oliva <aoliva@cygnus.com>
381
382 * am33.igen (inc4 Rn): Use genericAdd so as to modify flags.
383
d8e7020f
AO		 3842000-04-09 Alexandre Oliva <aoliva@cygnus.com>
385
386 * am33.igen: Make SP-relative offsets unsigned. Add `*am33' for
387 some instructions that were missing it.
388
a9e3a739
FCE		 3892000-03-03 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
390
391 * Makefile.in (IGEN_INSN): Added am33.igen.
392
d4f3574e
SS		 393Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
394
395 * configure: Regenerated to track ../common/aclocal.m4 changes.
396
adf40b2e
JM		 397Tue Jul 13 13:26:20 1999 Andrew Cagney <cagney@b1.cygnus.com>
398
399 * interp.c: Clarify error message reporting an unknown board.
400
cd0fc7c3
SS		 4011999-05-08 Felix Lee <flee@cygnus.com>
402
403 * configure: Regenerated to track ../common/aclocal.m4 changes.
404
7a292a7a
SS		 4051999-04-16 Frank Ch. Eigler <fche@cygnus.com>
406
407 * interp.c (program_interrupt): Detect undesired recursion using
408 static flag. Set NMIRC register's SYSEF flag during
409 --board=stdeval1 mode.
410 * dv-mn103-int.c (write_icr): Add backdoor address to allow CPU to
411 set SYSEF flag.
412
4131999-04-02 Keith Seitz <keiths@cygnus.com>
414
415 * Makefile.in (SIM_EXTRA_CFLAGS): Define a POLL_QUIT_INTERVAL
416 for use in the simulator so that the poll_quit callback is
417 not called too often.
418
419Tue Mar 9 21:26:41 1999 Andrew Cagney <cagney@b1.cygnus.com>
420
421 * dv-mn103int.c (mn103int_ioctl): Return something.
422 * dv-mn103tim.c (write_tm6md): GCC suggested parentheses around &&
423 within ||.
424
425Tue Feb 16 23:57:17 1999 Jeffrey A Law (law@cygnus.com)
426
427 * mn10300.igen (retf): Fix return address computation and store
428 the new pc value into nia.
429
c906108c
SS		 4301998-12-29 Frank Ch. Eigler <fche@cygnus.com>
431
432 * Makefile.in (WITH_COMMON_OBJS): Build also dv-sockser.o.
433 * interp.c (sim_open): Add stub mn103002 cache control memory regions.
434 Set OPERATING_ENVIRONMENT on "stdeval1" board.
435 (mn10300_core_signal): New function to intercept memory errors.
436 (program_interrupt): New function to dispatch to exception vector
437 (mn10300_exception_*): New functions to snapshot pre/post exception
438 state.
439 * sim-main.h (SIM_CORE_SIGNAL): Define hook - call mn10300_core_signal.
440 (SIM_ENGINE_HALT_HOOK): Do nothing.
441 (SIM_CPU_EXCEPTION*): Define hooks to call mn10300_cpu_exception*().
442 (_sim_cpu): Add exc_* fields to store register value snapshots.
443 * dv-mn103ser.c (*): Support dv-sockser backend for UART I/O.
444 Various endianness and warning fixes.
445 * mn10300.igen (illegal): Call program_interrupt on error.
446 (break): Call program_interrupt on breakpoint
447
448 Several changes from <janczyn@cygnus.com> and <cagney@cygnus.com>
449 merged in:
450 * dv-mn103int.c (mn103int_ioctl): New function for NMI
451 generation. (mn103int_finish): Install it as ioctl handler.
452 * dv-mn103tim.c: Support timer 6 specially. Endianness fixes.
453
c2d11a7d
JM		 454Wed Oct 14 12:11:05 1998 Jeffrey A Law (law@cygnus.com)
455
456 * am33.igen: Allow autoincrement stores using the same register
457 for source and destination operands.
458
459Mon Aug 31 10:19:55 1998 Jeffrey A Law (law@cygnus.com)
460
461 * am33.igen: Reverse HI/LO outputs of 4 operand "mul" and "mulu".
462
c906108c
SS		 463Fri Aug 28 14:40:49 1998 Joyce Janczyn <janczyn@cygnus.com>
464
465 * interp.c (sim_open): Check for invalid --board option, fix
466 indentation, allocate memory for mem control and DMA regs.
467
468Wed Aug 26 09:29:38 1998 Joyce Janczyn <janczyn@cygnus.com>
469
470 * mn10300.igen (div,divu): Fix divide instructions so divide by 0
471 behaves like the hardware.
472
473Mon Aug 24 11:50:09 1998 Joyce Janczyn <janczyn@cygnus.com>
474
475 * sim-main.h (SIM_HANDLES_LMA): Define SIM_HANDLES_LMA.
476
c2d11a7d
JM		 477Wed Aug 12 12:36:07 1998 Jeffrey A Law (law@cygnus.com)
478
479 * am33.igen: Handle case where first DSP operation modifies a
480 register used in the second DSP operation correctly.
481
482Tue Jul 28 10:10:25 1998 Jeffrey A Law (law@cygnus.com)
483
484 * am33.igen: Detect cases where two operands must not match for
485 DSP instructions too.
486
487Mon Jul 27 12:04:17 1998 Jeffrey A Law (law@cygnus.com)
488
489 * am33.igen: Detect cases where two operands must not match in
490 non-DSP instructions.
491
c906108c
SS		 492Fri Jul 24 18:15:21 1998 Joyce Janczyn <janczyn@cygnus.com>
493
494 * op_utils.c (do_syscall): Rewrite to use common/syscall.c.
495 (syscall_read_mem, syscall_write_mem): New functions for syscall
496 callbacks.
497 * mn10300_sim.h: Add prototypes for syscall_read_mem and
498 syscall_write_mem.
499 * mn10300.igen: Change C++ style comments to C style comments.
500 Check for divide by zero in div and divu ops.
501
c2d11a7d
JM		 502Fri Jul 24 12:49:28 1998 Jeffrey A Law (law@cygnus.com)
503
504 * am33.igen (translate_xreg): New function. Use it as needed.
505
506Thu Jul 23 10:05:28 1998 Jeffrey A Law (law@cygnus.com)
507
508 * am33.igen: Add some missing instructions.
509
510 * am33.igen: Autoincrement loads/store fixes.
511
512Tue Jul 21 09:48:14 1998 Jeffrey A Law (law@cygnus.com)
513
514 * am33.igen: Add mov_lCC DSP instructions.
515
516 * am33.igen: Add most am33 DSP instructions.
517
c906108c
SS		 518Thu Jul 9 10:06:55 1998 Jeffrey A Law (law@cygnus.com)
519
520 * mn10300.igen: Fix Z bit for addc and subc instructions.
521 Minor fixes in multiply/divide patterns.
522
c2d11a7d
JM		 523 * am33.igen: Add missing mul[u] imm32,Rn. Fix condition code
524 handling for many instructions. Fix sign extension for some
525 24bit immediates.
526
527 * am33.igen: Fix Z bit for remaining addc/subc instructions.
528 Do not sign extend immediate for mov imm,XRn.
529 More random mul, mac & div fixes.
530 Remove some unused variables.
531 Sign extend 24bit displacement in memory addresses.
532
533 * am33.igen: Fix Z bit for addc Rm,Rn and subc Rm,Rn. Various
534 fixes to 2 register multiply, divide and mac instructions. Set
535 Z,N correctly for sat16. Sign extend 24 bit immediate for add,
536 and sub instructions.
537
538 * am33.igen: Add remaining non-DSP instructions.
539
540Wed Jul 8 16:29:12 1998 Jeffrey A Law (law@cygnus.com)
541
542 * am33.igen (translate_rreg): New function. Use it as appropriate.
543
544 * am33.igen: More am33 instructions. Fix "div".
545
546Mon Jul 6 15:39:22 1998 Jeffrey A Law (law@cygnus.com)
547
548 * mn10300.igen: Add am33 support.
549
550 * Makefile.in: Use multi-sim to support both a mn10300 and am33
551 simulator.
552
553 * am33.igen: Add many more am33 instructions.
c906108c
SS		 554
555Wed Jul 1 17:07:09 1998 Jeffrey A Law (law@cygnus.com)
556
557 * mn10300_sim.h (FETCH24): Define.
558
c2d11a7d
JM		 559 * mn10300_sim.h: Add defines for some registers found on the AM33.
560 * am33.igen: New file with some am33 support.
c906108c
SS		 561
562Tue Jun 30 11:23:20 1998 Jeffrey A Law (law@cygnus.com)
563
564 * mn10300_sim.h: Include bfd.h
565 (struct state): Add more room for processor specific registers.
c2d11a7d 566 (REG_E0): Define.
c906108c
SS		 567
568Thu Jun 25 10:12:03 1998 Joyce Janczyn <janczyn@cygnus.com>
569
570 * dv-mn103tim.c: Include sim-assert.h
571 * dv-mn103ser.c (do_polling_event): Check for incoming data on
572 serial line and schedule next polling event.
573 (read_status_reg): schedule events to check for incoming data on
574 serial line and issue interrupt if necessary.
575
576Fri Jun 19 16:47:27 1998 Joyce Janczyn <janczyn@cygnus.com>
577
578 * interp.c (sim_open): hook up serial 1 and 2 ports properly (typo).
579
580Fri Jun 19 11:59:26 1998 Joyce Janczyn <janczyn@cygnus.com>
581
582 * interp.c (board): Rename am32 to stdeval1 as this is the name
583 consistently used to refer to the mn1030002 board.
584
585Thu June 18 14:37:14 1998 Joyce Janczyn <janczyn@cygnus.com>
586 * interp.c (sim_open): Fix typo in address of EXTMD register
587 (0x34000280, not 0x3400280).
588
589Wed Jun 17 18:00:18 1998 Jeffrey A Law (law@cygnus.com)
590
591 * simops.c (syscall): Handle change in opcode # for syscall.
592 * mn10300.igen (syscall): Likewise.
593
594Tue June 16 09:36:21 1998 Joyce Janczyn <janczyn@cygnus.com>
595 * dv-mn103int.c (mn103int_finish): Regular interrupts (not NMI or
596 reset) are not enabled on reset.
597
598Sun June 14 17:04:00 1998 Joyce Janczyn <janczyn@cygnus.com>
599 * dv-mn103iop.c (write_*_reg): Check for attempt to write r/o
600 register bits.
601 * dv-mn103ser.c: Fill in methods for reading and writing to serial
602 device registers.
603 * interp.c (sim_open): Make the serial device a polling device.
604
605Fri June 12 16:24:00 1998 Joyce Janczyn <janczyn@cygnus.com>
606 * dv-mn103iop.c: New file for handling am32 io ports.
607 * configure.in: Add mn103iop to hw_device list.
608 * configure: Re-generate.
609 * interp.c (sim_open): Create io port device.
610
611Wed June 10 14:34:00 1998 Joyce Janczyn <janczyn@cygnus.com>
612 * dv-mn103int.c (external_group): Use enumerated types to access
613 correct group addresses.
614 * dv-mn103tim.c (do_counter_event): Underflow of cascaded timer
615 triggers an interrupt on the higher-numbered timer's port.
616
617Mon June 8 13:30:00 1998 Joyce Janczyn <janczyn@cygnus.com>
618 * interp.c: (mn10300_option_handler): New function parses arguments
619 using sim-options.
620 * (board): Add --board option for specifying am32.
621 * (sim_open): Create new timer and serial devices and control
622 configuration of other am32 devices via board option.
623 * dv-mn103tim.c, dv-mn103ser.c: New files for timers and serial devices.
624 * dv-mn103cpu.c: Fix typos in opening comments.
625 * dv-mn103int.c: Adjust interrupt controller settings for am32 instead of am30.
626 * configure.in: Add mn103tim and mn103ser to hw_device list.
627 * configure: Re-generate.
628
629Mon May 25 20:50:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
630
631 * dv-mn103int.c, dv-mn103cpu.c: Rename *_callback to *_method.
632
633 * dv-mn103cpu.c, dv-mn103int.c: Include hw-main.h and
634 sim-main.h. Declare a struct hw_descriptor instead of struct
635 hw_device_descriptor.
636
637Mon May 25 17:33:33 1998 Andrew Cagney <cagney@b1.cygnus.com>
638
639 * dv-mn103cpu.c (struct mn103cpu): Change type of pending_handler
640 to struct hw_event.
641
642Fri May 22 12:17:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
643
644 * configure.in (SIM_AC_OPTION_HARDWARE): Add argument "yes".
645
646Wed May 6 13:29:06 1998 Andrew Cagney <cagney@b1.cygnus.com>
647
648 * interp.c (sim_open): Create a polling PAL device.
649
650Fri May 1 16:39:15 1998 Andrew Cagney <cagney@b1.cygnus.com>
651
652 * dv-mn103int.c (mn103int_port_event):
653 (mn103int_port_event):
654 (mn103int_io_read_buffer):
655 (mn103int_io_write_buffer):
656
657 * dv-mn103cpu.c (deliver_mn103cpu_interrupt): Drop CPU/CIA args.
658 (mn103cpu_port_event): Ditto.
659 (mn103cpu_io_read_buffer): Ditto.
660 (mn103cpu_io_write_buffer): Ditto.
661
662Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
663
664 * configure: Regenerated to track ../common/aclocal.m4 changes.
665
666Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
667
668 * configure: Regenerated to track ../common/aclocal.m4 changes.
669 * config.in: Ditto.
670
671Sun Apr 26 15:19:55 1998 Tom Tromey <tromey@cygnus.com>
672
673 * acconfig.h: New file.
674 * configure.in: Reverted change of Apr 24; use sinclude again.
675
676Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
677
678 * configure: Regenerated to track ../common/aclocal.m4 changes.
679 * config.in: Ditto.
680
681Fri Apr 24 11:19:07 1998 Tom Tromey <tromey@cygnus.com>
682
683 * configure.in: Don't call sinclude.
684
685Tue Apr 14 10:03:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
686
687 * mn10300_sim.h: Declare all functions in op_utils.c using
688 INLINE_SIM_MAIN.
689 * op_utils.c: Ditto.
690 * sim-main.c: New file. Include op_utils.c.
691
692 * mn10300.igen (mov, cmp): Use new igen operators `!' and `=' to
693 differentiate between MOV/CMP immediate/register instructions.
694
695 * configure.in (SIM_AC_OPTION_INLINE): Add and enable.
696 * configure: Regenerate.
697
698Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
699
700 * configure: Regenerated to track ../common/aclocal.m4 changes.
701
702Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
703
704 * interp.c (hw): Delete variable, moved to SIM_DESC.
705 (sim_open): Delete calls to hw_tree_create, hw_tree_finish.
706 Handled by sim-module.
707 (sim_open): Do not anotate tree with trace properties, handled by
708 sim-hw.c
709 (sim_open): Call sim_hw_parse instead of hw_tree_parse.
710
711 * configure: Regenerated to track ../common/aclocal.m4 changes.
712
713Thu Mar 26 20:46:18 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
714
715 * dv-mn103cpu.c (deliver_mn103cpu_interrupt): Save the entire PC
716 on the stack when delivering interrupts (not just the lower
717 half)...
718 * mn10300.igen (mov (Di,Am),Dn): Fix decode. Registers were
719 specified in the wrong order.
720
721Fri Mar 27 00:56:40 1998 Andrew Cagney <cagney@b1.cygnus.com>
722
723 * dv-mn103cpu.c (deliver_mn103cpu_interrupt): Stop loss of
724 succeeding interrupts, clear pending_handler when the handler
725 isn't re-scheduled.
726
727Thu Mar 26 10:11:01 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
728
729 * Makefile.in (tmp-igen): Prefix all usage of move-if-change
730 script with $(SHELL) to make NT native builds happy.
731 * configure: Regenerate because of change to ../common/aclocal.m4.
732
733Thu Mar 26 11:22:31 1998 Andrew Cagney <cagney@b1.cygnus.com>
734
735 * configure.in: Make --enable-sim-common the default.
736 * configure: Re-generate.
737
738 * sim-main.h (CIA_GET, CIA_SET): Save/restore current instruction
739 address into Sate.regs[REG_PC] instead of common struct.
740
741Wed Mar 25 17:42:00 1998 Joyce Janczyn <janczyn@cygnus.com>
742
743 * mn10300.igen (cmp imm8,An): Do not sign extend imm8 value.
744
745Wed Mar 25 12:08:00 1998 Joyce Janczyn <janczyn@cygnus.com>
746
747 * simops.c (OP_F0FD): Initialise variable 'sp'.
748
749Thu Mar 26 00:21:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
750
751 * dv-mn103int.c (decode_group): A group register every 4 bytes not
752 8.
753 (write_icr): Rewrite equation updating request field.
754 (read_iagr): Fix check that interrupt is still pending.
755
756Wed Mar 25 16:14:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
757
758 * interp.c (sim_open): Tidy up device creation.
759
760 * dv-mn103int.c (mn103int_port_event): Drive NMI with non-zero
761 value.
762 (mn103int_io_read_buffer): Convert absolute address to register
763 block offsets.
764 (read_icr, write_icr): Convert block offset into group offset.
765
766Wed Mar 25 15:08:49 1998 Andrew Cagney <cagney@b1.cygnus.com>
767
768 * interp.c (sim_open): Create second 1mb memory region at
769 0x40000000.
770 (sim_open): Create a device tree.
771 (sim-hw.h): Include.
772 (do_interrupt): Delete, needs to use dv-mn103cpu.c
773
774 * dv-mn103int.c, dv-mn103cpu.c: New files.
775
776Wed Mar 25 08:47:38 1998 Andrew Cagney <cagney@b1.cygnus.com>
777
778 * mn10300_sim.h (EXTRACT_PSW_LM, INSERT_PSW_LM, PSW_IE, PSW_LM):
779 Define.
780 (SP): Define.
781
782Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
783
784 * configure: Regenerated to track ../common/aclocal.m4 changes.
785
786Wed Mar 25 10:24:48 1998 Andrew Cagney <cagney@b1.cygnus.com>
787
788 * interp.c (sim-options.h): Include.
789 (sim_kind, myname): Declare when not using common framework.
790
791 * mn10300_sim.h (do_syscall, generic*): Provide prototypes for
792 functions found in op_utils.c
793
794 * mn10300.igen (add): Discard unused variables.
795
796 * configure, config.in: Re-generate with autoconf 2.12.1.
797
798Tue Mar 24 15:27:00 1998 Joyce Janczyn <janczyn@cygnus.com>
799
800 Add support for --enable-sim-common option.
801 * Makefile.in (WITHOUT_COMMON_OBJS): Files included if
802 ! --enable-sim-common
803 (WITH_COMMON_OBJS): Files included if --enable-sim-common.
804 (MN10300_OBJS,MN10300_INTERP_DEP): New variables.
805 (SIM_OBJS): Rewrite.
806 ({WITHOUT,WITH}_COMMON_RUN_OBJS,SIM_RUN_OBJS): New variables.
807 (SIM_EXTRA_CFLAGS): New variable.
808 (clean-extra): Clean up igen files.
809 (../igen/igen,clean-igen,tmp-igen): New rules.
810 * configure.in: Add support for common framework via
811 --enable-sim-common.
812 * configure: Regenerate.
813 * interp.c: #include sim-main if WITH_COMMON, not mn10300_sim.h.
814 (hash,dispatch,sim_size): Don't compile if ! WITH_COMMON.
815 (init_system,sim_write,compare_simops): Likewise.
816 (sim_set_profile,sim_set_profile_size): Likewise.
817 (sim_stop,sim_resume,sim_trace,sim_info): Likewise.
818 (sim_set_callbacks,sim_stop_reason,sim_read,sim_load): Likewise.
819 (enum interrupt_type): New enum.
820 (interrupt_names): New global.
821 (do_interrupt): New function.
822 (sim_open): Define differently if WITH_COMMON.
823 (sim_close,sim_create_inferior,sim_do_command): Likewise.
824 * mn10300_sim.h ({load,store}_{byte,half,word}): Define versions
825 for WITH_COMMON.
826 * mn10300.igen: New file.
827 * mn10300.dc: New file.
828 * op_utils.c: New file.
829 * sim-main.h: New file.
830
831Wed Mar 18 12:38:12 1998 Andrew Cagney <cagney@b1.cygnus.com>
832
833 * configure: Regenerated to track ../common/aclocal.m4 changes.
834
835Fri Feb 27 18:36:04 1998 Jeffrey A Law (law@cygnus.com)
836
837 * simops.c (inc): Fix typo.
838
839Wed Feb 25 01:59:29 1998 Jeffrey A Law (law@cygnus.com)
840
841 * simops.c (signed multiply instructions): Cast input operands to
842 signed32 before casting them to signed64 so that the sign bit
843 is propagated properly.
844
845Mon Feb 23 20:23:19 1998 Mark Alexander <marka@cygnus.com>
846
847 * Makefile.in: Last change was bad. Define NL_TARGET
848 so that targ-vals.h will be used instead of syscall.h.
849 * simops.c: Use targ-vals.h instead of syscall.h.
850 (OP_F020): Disable unsupported system calls.
851
852Mon Feb 23 09:44:38 1998 Mark Alexander <marka@cygnus.com>
853
854 * Makefile.in: Get header files from libgloss/mn10300/sys.
855
856Sun Feb 22 16:02:24 1998 Jeffrey A Law (law@cygnus.com)
857
858 * simops.c: Include sim-types.h.
859
860Wed Feb 18 13:07:08 1998 Jeffrey A Law (law@cygnus.com)
861
862 * simops.c (multiply instructions): Cast input operands to a
863 signed64/unsigned64 type as appropriate.
864
865Tue Feb 17 12:47:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
866
867 * interp.c (sim_store_register, sim_fetch_register): Pass in
868 length parameter. Return -1.
869
870Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
871
872 * configure: Regenerated to track ../common/aclocal.m4 changes.
873
874Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
875
876 * configure: Regenerated to track ../common/aclocal.m4 changes.
877
878Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
879
880 * configure: Regenerated to track ../common/aclocal.m4 changes.
881
882Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
883
884 * configure: Regenerated to track ../common/aclocal.m4 changes.
885 * config.in: Ditto.
886
887Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
888
889 * configure: Regenerated to track ../common/aclocal.m4 changes.
890
891Tue Nov 11 10:38:52 1997 Jeffrey A Law (law@cygnus.com)
892
893 * simops.c (call:16 call:32): Stack adjustment is determined solely
894 by the imm8 field.
895
896Wed Oct 22 14:43:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
897
898 * interp.c (sim_load): Pass lma_p and sim_write args to
899 sim_load_file.
900
901Tue Oct 21 10:12:03 1997 Jeffrey A Law (law@cygnus.com)
902
903 * simops.c: Correctly handle register restores for "ret" and "retf"
904 instructions.
905
906Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
907
908 * configure: Regenerated to track ../common/aclocal.m4 changes.
909
910Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
911
912 * configure: Regenerated to track ../common/aclocal.m4 changes.
913
914Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
915
916 * configure: Regenerated to track ../common/aclocal.m4 changes.
917
918Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
919
920 * configure: Regenerated to track ../common/aclocal.m4 changes.
921
922Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
923
924 * configure: Regenerated to track ../common/aclocal.m4 changes.
925
926Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
927
928 * configure: Regenerated to track ../common/aclocal.m4 changes.
929
930Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
931
932 * configure: Regenerated to track ../common/aclocal.m4 changes.
933
934Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
935
936 * configure: Regenerated to track ../common/aclocal.m4 changes.
937 * config.in: Ditto.
938
939Tue Aug 26 10:41:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
940
941 * interp.c (sim_kill): Delete.
942 (sim_create_inferior): Add ABFD argument.
943 (sim_load): Move setting of PC from here.
944 (sim_create_inferior): To here.
945
946Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
947
948 * configure: Regenerated to track ../common/aclocal.m4 changes.
949 * config.in: Ditto.
950
951Mon Aug 25 16:14:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
952
953 * interp.c (sim_open): Add ABFD argument.
954
955Tue Jun 24 13:46:20 1997 Jeffrey A Law (law@cygnus.com)
956
957 * interp.c (sim_resume): Clear State.exited.
958 (sim_stop_reason): If State.exited is nonzero, then indicate that
959 the simulator exited instead of stopped.
960 * mn10300_sim.h (struct _state): Add exited field.
961 * simops.c (syscall): Set State.exited for SYS_exit.
962
963Wed Jun 11 22:07:56 1997 Jeffrey A Law (law@cygnus.com)
964
965 * simops.c: Fix thinko in last change.
966
967Tue Jun 10 12:31:32 1997 Jeffrey A Law (law@cygnus.com)
968
969 * simops.c: "call" stores the callee saved registers into the
970 stack! Update the stack pointer properly when done with
971 register saves.
972
973 * simops.c: Fix return address computation for "call" instructions.
974
975Thu May 22 01:43:11 1997 Jeffrey A Law (law@cygnus.com)
976
977 * interp.c (sim_open): Fix typo.
978
979Wed May 21 23:27:58 1997 Jeffrey A Law (law@cygnus.com)
980
981 * interp.c (sim_resume): Add missing case in big switch
982 statement (for extb instruction).
983
984Tue May 20 17:51:30 1997 Jeffrey A Law (law@cygnus.com)
985
986 * interp.c: Replace all references to load_mem and store_mem
987 with references to load_byte, load_half, load_3_byte, load_word
988 and store_byte, store_half, store_3_byte, store_word.
989 (INLINE): Delete definition.
990 (load_mem_big): Likewise.
991 (max_mem): Make it global.
992 (dispatch): Make this function inline.
993 (load_mem, store_mem): Delete functions.
994 * mn10300_sim.h (INLINE): Define.
995 (RLW): Delete unused definition.
996 (load_mem, store_mem): Delete declarations.
997 (load_mem_big): New definition.
998 (load_byte, load_half, load_3_byte, load_word): New functions.
999 (store_byte, store_half, store_3_byte, store_word): New functions.
1000 * simops.c: Replace all references to load_mem and store_mem
1001 with references to load_byte, load_half, load_3_byte, load_word
1002 and store_byte, store_half, store_3_byte, store_word.
1003
1004Tue May 20 10:21:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
1005
1006 * interp.c (sim_open): Add callback to arguments.
1007 (sim_set_callbacks): Delete SIM_DESC argument.
1008
1009Mon May 19 13:54:22 1997 Jeffrey A Law (law@cygnus.com)
1010
1011 * interp.c (dispatch): Make this an inline function.
1012
1013 * simops.c (syscall): Use callback->write regardless of
1014 what file descriptor we're writing too.
1015
1016Sun May 18 16:46:31 1997 Jeffrey A Law (law@cygnus.com)
1017
1018 * interp.c (load_mem_big): Remove function. It's now a macro
1019 defined elsewhere.
1020 (compare_simops): New function.
1021 (sim_open): Sort the Simops table before inserting entries
1022 into the hash table.
1023 * mn10300_sim.h: Remove unused #defines.
1024 (load_mem_big): Define.
1025
1026Fri May 16 16:36:17 1997 Jeffrey A Law (law@cygnus.com)
1027
1028 * interp.c (load_mem): If we get a load from an out of range
1029 address, abort.
1030 (store_mem): Likewise for stores.
1031 (max_mem): New variable.
1032
1033Tue May 6 13:24:36 1997 Jeffrey A Law (law@cygnus.com)
1034
1035 * mn10300_sim.h: Fix ordering of bits in the PSW.
1036
1037 * interp.c: Improve hashing routine to avoid long list
1038 traversals for common instructions. Add HASH_STAT support.
1039 Rewrite opcode dispatch code using a big switch instead of
1040 cascaded if/else statements. Avoid useless calls to load_mem.
1041
1042Mon May 5 18:07:48 1997 Jeffrey A Law (law@cygnus.com)
1043
1044 * mn10300_sim.h (struct _state): Add space for mdrq register.
1045 (REG_MDRQ): Define.
1046 * simops.c: Don't abort for trap. Add support for the extended
1047 instructions, "getx", "putx", "mulq", "mulqu", "sat16", "sat24",
1048 and "bsch".
1049
1050Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
1051
1052 * configure: Regenerated to track ../common/aclocal.m4 changes.
1053
1054Fri Apr 18 14:04:04 1997 Andrew Cagney <cagney@b1.cygnus.com>
1055
1056 * interp.c (sim_stop): Add stub function.
1057
1058Thu Apr 17 03:26:59 1997 Doug Evans <dje@canuck.cygnus.com>
1059
1060 * Makefile.in (SIM_OBJS): Add sim-load.o.
1061 * interp.c (sim_kind, myname): New static locals.
1062 (sim_open): Set sim_kind, myname. Ignore -E arg.
1063 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
1064 load file into simulator. Set start address from bfd.
1065 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
1066
1067Wed Apr 16 19:30:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
1068
1069 * simops.c (OP_F020): SYS_execv, SYS_time, SYS_times, SYS_utime
1070 only include if implemented by host.
1071 (OP_F020): Typecast arg passed to time function;
1072
1073Mon Apr 7 23:57:49 1997 Jeffrey A Law (law@cygnus.com)
1074
1075 * simops.c (syscall): Handle new mn10300 calling conventions.
1076
1077Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1078
1079 * configure: Regenerated to track ../common/aclocal.m4 changes.
1080 * config.in: Ditto.
1081
1082Fri Apr 4 20:02:37 1997 Ian Lance Taylor <ian@cygnus.com>
1083
1084 * Makefile.in: Change mn10300-opc.o to m10300-opc.o, to match
1085 corresponding change in opcodes directory.
1086
1087Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
1088
1089 * interp.c (sim_open): New arg `kind'.
1090
1091 * configure: Regenerated to track ../common/aclocal.m4 changes.
1092
1093Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1094
1095 * configure: Regenerated to track ../common/aclocal.m4 changes.
1096
1097Thu Mar 20 11:58:02 1997 Jeffrey A Law (law@cygnus.com)
1098
1099 * simops.c: Fix register extraction for a two "movbu" variants.
1100 Somewhat simplify "sub" instructions.
1101 Correctly sign extend operands for "mul". Put the correct
1102 half of the result in MDR for "mul" and "mulu".
1103 Implement remaining instructions.
1104 Tweak opcode for "syscall".
1105
1106Tue Mar 18 14:21:21 1997 Jeffrey A Law (law@cygnus.com)
1107
1108 * simops.c: Do syscall emulation in "syscall" instruction. Add
1109 dummy "trap" instruction.
1110
1111Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1112
1113 * configure: Regenerated to track ../common/aclocal.m4 changes.
1114
1115Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1116
1117 * configure: Re-generate.
1118
1119Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
1120
1121 * configure: Regenerate to track ../common/aclocal.m4 changes.
1122
1123Thu Mar 13 12:54:45 1997 Doug Evans <dje@canuck.cygnus.com>
1124
1125 * interp.c (sim_open): New SIM_DESC result. Argument is now
1126 in argv form.
1127 (other sim_*): New SIM_DESC argument.
1128
1129Wed Mar 12 15:04:00 1997 Jeffrey A Law (law@cygnus.com)
1130
1131 * simops.c: Fix carry bit computation for "add" instructions.
1132
1133 * simops.c: Fix typos in bset insns. Fix arguments to store_mem
1134 for bset imm8,(d8,an) and bclr imm8,(d8,an).
1135
1136Wed Mar 5 15:00:10 1997 Jeffrey A Law (law@cygnus.com)
1137
1138 * simops.c: Fix register references when computing Z and N bits
1139 for lsr imm8,dn.
1140
1141Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
1142
1143 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
1144 COMMON_{PRE,POST}_CONFIG_FRAG instead.
1145 * configure.in: sinclude ../common/aclocal.m4.
1146 * configure: Regenerated.
1147
1148Fri Jan 24 10:47:25 1997 Jeffrey A Law (law@cygnus.com)
1149
1150 * interp.c (init_system): Allocate 2^19 bytes of space for the
1151 simulator.
1152
1153Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
1154
1155 * configure configure.in Makefile.in: Update to new configure
1156 scheme which is more compatible with WinGDB builds.
1157 * configure.in: Improve comment on how to run autoconf.
1158 * configure: Re-run autoconf to get new ../common/aclocal.m4.
1159 * Makefile.in: Use autoconf substitution to install common
1160 makefile fragment.
1161
1162Tue Jan 21 15:03:04 1997 Jeffrey A Law (law@cygnus.com)
1163
1164 * simops.c: Undo last change to "rol" and "ror", original code
1165 was correct!
1166
1167Thu Jan 16 11:28:14 1997 Jeffrey A Law (law@cygnus.com)
1168
1169 * simops.c: Fix "rol" and "ror".
1170
1171Wed Jan 15 06:45:58 1997 Jeffrey A Law (law@cygnus.com)
1172
1173 * simops.c: Fix typo in last change.
1174
1175Mon Jan 13 13:22:35 1997 Jeffrey A Law (law@cygnus.com)
1176
1177 * simops.c: Use REG macros in few places not using them yet.
1178
1179Mon Jan 6 16:21:19 1997 Jeffrey A Law (law@cygnus.com)
1180
1181 * mn10300_sim.h (struct _state): Fix number of registers!
1182
1183Tue Dec 31 16:20:41 1996 Jeffrey A Law (law@cygnus.com)
1184
1185 * mn10300_sim.h (struct _state): Put all registers into a single
1186 array to make gdb implementation easier.
1187 (REG_*): Add definitions for all registers in the state array.
1188 (SEXT32, SEXT40, SEXT44, SEXT60): Remove unused macros.
1189 * simops.c: Related changes.
1190
1191Wed Dec 18 10:10:45 1996 Jeffrey A Law (law@cygnus.com)
1192
1193 * interp.c (sim_resume): Handle 0xff as a single byte insn.
1194
1195 * simops.c: Fix overflow computation for "add" and "inc"
1196 instructions.
1197
1198Mon Dec 16 10:03:52 1996 Jeffrey A Law (law@cygnus.com)
1199
1200 * simops.c: Handle "break" instruction.
1201
1202 * simops.c: Fix restoring the PC for "ret" and "retf" instructions.
1203
1204Wed Dec 11 09:53:10 1996 Jeffrey A Law (law@cygnus.com)
1205
1206 * gencode.c (write_opcodes): Also write out the format of the
1207 opcode.
1208 * mn10300_sim.h (simops): Add "format" field.
1209 * interp.c (sim_resume): Deal with endianness issues here.
1210
1211Tue Dec 10 15:05:37 1996 Jeffrey A Law (law@cygnus.com)
1212
1213 * simops.c (REG0_4): Define.
1214 Use REG0_4 for indexed loads/stores.
1215
1216Sat Dec 7 09:50:28 1996 Jeffrey A Law (law@cygnus.com)
1217
1218 * simops.c (REG0_16): Fix typo.
1219
1220Fri Dec 6 14:13:34 1996 Jeffrey A Law (law@cygnus.com)
1221
1222 * simops.c: Call abort for any instruction that's not currently
1223 simulated.
1224
1225 * simops.c: Define accessor macros to extract register
1226 values from instructions. Use them consistently.
1227
1228 * interp.c: Delete unused global variable "OP".
1229 (sim_resume): Remove unused variable "opcode".
1230 * simops.c: Fix some uninitialized variable problems, add
1231 parens to fix various -Wall warnings.
1232
1233 * gencode.c (write_header): Add "insn" and "extension" arguments
1234 to the OP_* declarations.
1235 (write_template): Similarly for function templates.
1236 * interp.c (insn, extension): Remove global variables. Instead
1237 pass them as arguments to the OP_* functions.
1238 * mn10300_sim.h: Remove decls for "insn" and "extension".
1239 * simops.c (OP_*): Accept "insn" and "extension" as arguments
1240 instead of using globals.
1241
1242Thu Dec 5 22:26:31 1996 Jeffrey A Law (law@cygnus.com)
1243
1244 * simops.c: Fix typos in "mov am,(d16,an)" and "mov am,(d32,an)"
1245
1246 * simops.c: Fix thinkos in last change to "inc dn".
1247
1248Wed Dec 4 10:57:53 1996 Jeffrey A Law (law@cygnus.com)
1249
1250 * simops.c: "add imm,sp" does not effect the condition codes.
1251 "inc dn" does effect the condition codes.
1252
1253Tue Dec 3 17:37:45 1996 Jeffrey A Law (law@cygnus.com)
1254
1255 * simops.c: Treat both operands as signed values for
1256 "div" instruction.
1257
1258 * simops.c: Fix simulation of division instructions.
1259 Fix typos/thinkos in several "cmp" and "sub" instructions.
1260
1261Mon Dec 2 12:31:40 1996 Jeffrey A Law (law@cygnus.com)
1262
1263 * simops.c: Fix carry bit handling in "sub" and "cmp"
1264 instructions.
1265
1266 * simops.c: Fix "mov imm8,an" and "mov imm16,dn".
1267
1268Sun Dec 1 16:05:42 1996 Jeffrey A Law (law@cygnus.com)
1269
1270 * simops.c: Fix overflow computation for many instructions.
1271
1272 * simops.c: Fix "mov dm, an", "movbu dm, (an)", and "movhu dm, (an)".
1273
1274 * simops.c: Fix "mov am, dn".
1275
1276 * simops.c: Fix more bugs in "add imm,an" and
1277 "add imm,dn".
1278
1279Wed Nov 27 09:20:42 1996 Jeffrey A Law (law@cygnus.com)
1280
1281 * simops.c: Fix bugs in "movm" and "add imm,an".
1282
1283 * simops.c: Don't lose the upper 24 bits of the return
1284 pointer in "call" and "calls" instructions. Rough cut
1285 at emulated system calls.
1286
1287 * simops.c: Implement the remaining 5, 6 and 7 byte instructions.
1288
1289 * simops.c: Implement remaining 4 byte instructions.
1290
1291 * simops.c: Implement remaining 3 byte instructions.
1292
1293 * simops.c: Implement remaining 2 byte instructions. Call
1294 abort for instructions we're not implementing now.
1295
1296Tue Nov 26 15:43:41 1996 Jeffrey A Law (law@cygnus.com)
1297
1298 * simops.c: Implement lots of random instructions.
1299
1300 * simops.c: Implement "movm" and "bCC" insns.
1301
1302 * mn10300_sim.h (_state): Add another register (MDR).
1303 (REG_MDR): Define.
1304 * simops.c: Implement "cmp", "calls", "rets", "jmp" and
1305 a few additional random insns.
1306
1307 * mn10300_sim.h (PSW_*): Define for CC status tracking.
1308 (REG_D0, REG_A0, REG_SP): Define.
1309 * simops.c: Implement "add", "addc" and a few other random
1310 instructions.
1311
1312 * gencode.c, interp.c: Snapshot current simulator code.
1313
1314Mon Nov 25 12:46:38 1996 Jeffrey A Law (law@cygnus.com)
1315
1316 * Makefile.in, config.in, configure, configure.in: New files.
1317 * gencode.c, interp.c, mn10300_sim.h, simops.c: New files.
1318
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