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sim: testsuite: regenerate configure
[thirdparty/binutils-gdb.git] / sim / v850 / ChangeLog
CommitLineData
2419798b
MF
12011-07-05 Mike Frysinger <vapier@gentoo.org>
2
3 * interp.c (sim_do_command): Delete.
4
d0f0baa2
KB
52011-03-21 Kevin Buettner <kevinb@redhat.com>
6
7 * simops (OP_10007E0): Update errno handling as most traps
8 do not invoke the host's functionality directly. Invoke
9 sim_io_stat() instead of stat() for implementing TARGET_SYS_stat.
10 Implement TARGET_SYS_fstat, TARGET_SYS_rename, and TARGET_SYS_unlink.
11
d79fe0d6
MF
122011-02-14 Mike Frysinger <vapier@gentoo.org>
13
14 * simops.c (OP_10007E0): Change zfree to free.
15
dae477fe
AB
162011-01-11 Andrew Burgess <aburgess@broadcom.com>
17
18 * interp.c (sim_store_register): Update return value to
19 match new API.
20
4e9586f0
MF
212010-03-30 Mike Frysinger <vapier@gentoo.org>
22
23 * interp.c (interrupt_names): Add const to pointer type.
24 (do_interrupt): Add const to interrupt_name.
25
3725885a
RW
262010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27
28 * configure: Regenerate.
29
d6416cdc
RW
302009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31
81ecdfbb
RW
32 * config.in: Regenerate.
33 * configure: Likewise.
34
d6416cdc
RW
35 * configure: Regenerate.
36
b5bd9624
HPN
372008-07-11 Hans-Peter Nilsson <hp@axis.com>
38
39 * configure: Regenerate to track ../common/common.m4 changes.
40 * config.in: Ditto.
41
6efef468
JM
422008-06-06 Vladimir Prus <vladimir@codesourcery.com>
43 Daniel Jacobowitz <dan@codesourcery.com>
44 Joseph Myers <joseph@codesourcery.com>
45
46 * configure: Regenerate.
47
c5fbc25b
DD
482008-02-05 DJ Delorie <dj@redhat.com>
49
98e460c3
DD
50 * simops.c (OP_1C007E0): Compensate for 64 bit hosts.
51 (OP_18007E0): Likewise.
52 (OP_2C007E0): Likewise.
53 (OP_28007E0): Likewise.
54 * v850.igen (divh): Likewise.
55
c5fbc25b
DD
56 * simops.c (OP_C0): Correct saturation logic.
57 (OP_220): Likewise.
58 (OP_A0): Likewise.
59 (OP_660): Likewise.
60 (OP_80): Likewise.
61
62 * simops.c (OP_2A0): If the shift count is zero, clear the
63 carry.
64 (OP_A007E0): Likewise.
65 (OP_2C0): Likewise.
66 (OP_C007E0): Likewise.
67 (OP_280): Likewise.
68 (OP_8007E0): Likewise.
69
70 * simops.c (OP_2C207E0): Correct PSW flags for special divu
71 conditions.
72 (OP_2C007E0): Likewise, for div.
73 (OP_28207E0): Likewise, for divhu.
74 (OP_28007E0): Likewise, for divh. Also, sign-extend the correct
75 operand.
76 * v850.igen (divh): Likewise, for 2-op divh.
77
78 * v850.igen (bsh): Fix carry logic.
79
cb5c8c39
DJ
802007-02-20 Daniel Jacobowitz <dan@codesourcery.com>
81
82 * Makefile.in (interp.o): Uncomment and update.
83
edc5d9ec
HPN
842006-12-21 Hans-Peter Nilsson <hp@axis.com>
85
86 * acconfig.h: Remove.
87 * config.in: Regenerate.
88
e85e3205
RE
892006-06-13 Richard Earnshaw <rearnsha@arm.com>
90
91 * configure: Regenerated.
92
2f0122dc
DJ
932006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
94
95 * configure: Regenerated.
96
20e95c23
DJ
972006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
98
99 * configure: Regenerated.
100
2b193c4a
MK
1012005-03-23 Mark Kettenis <kettenis@gnu.org>
102
103 * configure: Regenerate.
104
35695fd6
AC
1052005-01-14 Andrew Cagney <cagney@gnu.org>
106
107 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
108 explicit call to AC_CONFIG_HEADER.
109 * configure: Regenerate.
110
f0569246
AC
1112005-01-12 Andrew Cagney <cagney@gnu.org>
112
113 * configure.ac: Update to use ../common/common.m4.
114 * configure: Re-generate.
115
38f48d72
AC
1162005-01-11 Andrew Cagney <cagney@localhost.localdomain>
117
118 * configure: Regenerated to track ../common/aclocal.m4 changes.
119
b7026657
AC
1202005-01-07 Andrew Cagney <cagney@gnu.org>
121
122 * configure.ac: Rename configure.in, require autoconf 2.59.
123 * configure: Re-generate.
124
379832de
HPN
1252004-12-08 Hans-Peter Nilsson <hp@axis.com>
126
127 * configure: Regenerate for ../common/aclocal.m4 update.
128
4389ce38
MK
1292004-01-18 Mark Kettenis <kettenis@gnu.org>
130
131 * simops.c: Include <sys/types.h>.
132
c5ea1d53
NC
1332003-09-05 Andrew Cagney <cagney@redhat.com>
134 Nick Clifton <nickc@redhat.com>
135
136 * interp.c (sim_open): Accept bfd_mach_v850e1.
137 * v850-dc: Add entry for v850e1.
138 * v850.igen: Add support for v850e1.
139 Add code for DBTRAP and DBRET instructions.
140 (dbtrap): Create a separate v850e1 specific instruction.
141 Only generate a trap if the target is not the v850e1.
142 Otherwise treat it as a special kind of branch.
143 (break): Mark as v850/v850e specific.
144
ae451ac6
ILT
1452003-05-16 Ian Lance Taylor <ian@airs.com>
146
147 * Makefile.in (SHELL): Make sure this is defined.
148 (tmp-igen): Use $(SHELL) whenever we invoke move-if-change.
149
ebc115b7
NC
1502003-04-06 Nick Clifton <nickc@redhat.com>
151
1eec9e33
NC
152 * simops.c (OP_40): Delete. Move code to...
153 * v850-igen.c (): ...Here. Sign extend the first operand.
ebc115b7
NC
154 * simops.h (OP_40): Remove prototype.
155
6b4a8935
AC
1562003-02-27 Andrew Cagney <cagney@redhat.com>
157
158 * interp.c (sim_open, sim_create_inferior): Rename _bfd to bfd.
159
0da2b665
AC
1602002-11-30 Andrew Cagney <cagney@redhat.com>
161
162 * simops.c: Use int, 1, 0 instead of boolean, true and false.
163 * sim-main.h: Ditto.
164
30458d39
JW
1652002-09-27 Jim Wilson <wilson@redhat.com>
166
167 * simops.c (OP_E6077E0): And op1 with 7 after reading register, not
168 before.
169 (BIT_CHANGE_OP): Likewise.
170
2e8162ce
JW
1712002-09-26 Jim Wilson <wilson@redhat.com>
172
173 * simops (OP_10007E0): Don't subtract 4 from PC.
174
5d6a173d
NC
1752002-09-19 Nick Clifton <nickc@redhat.com>
176
177 * interp.c (sim_open): Remove reference to v850ea.
178 (sim_create_inferior): Likewise.
179 * v850-dc: Likewise.
180 * v850.igen: Remove all references to v850ea, including v850ea
181 specific instructions.
182
e551c257
NC
1832002-08-29 Nick Clifton <nickc@redhat.com>
184
185 From 2001-08-23 Catherine Moore <clm@redhat.com>
186
187 * Makefile.in: Add gen-zero-r0 option.
188 * sim-main.h (GPR_SET, GPR_CLEAR): Define.
189 * simops.c (OP_24007E0): Sign extend the imm9
190 operand of a mul instruction.
191
d62274a3
AC
1922002-06-17 Andrew Cagney <cagney@redhat.com>
193
194 * simops.c (trace_result): Fix printf formatting.
195
c8cca39f
AC
1962002-06-16 Andrew Cagney <ac131313@redhat.com>
197
198 * configure: Regenerated to track ../common/aclocal.m4 changes.
199
7ef2d4e7
AC
2002001-12-02 Andrew Cagney <ac131313@redhat.com>
201
202 * Makefile.in (simops.h, table.c): Delete targets.
203 (tmp-gencode, gencode.o, gencode): Delete targets.
204 (simops.h): New file.
205 ($(BUILT_SRC_FROM_IGEN)): Do not depend on simops.h.
206 * gencode.c: Delete file.
207
d4424ada
C
2082001-04-15 J.T. Conklin <jtc@redback.com>
209
210 * Makefile.in (simops.o): Add simops.h to dependency list.
211
1e6cd159
AC
2122001-03-14 Andrew Cagney <ac131313@redhat.com>
213
214 * Makefile.in (gencode): Link with libintl.
215
42acc51e
JL
2162001-01-31 Jonathan Larmour <jlarmour@redhat.com>
217
218 * Makefile.in (gencode): Link with libopcodes in build tree rather
219 than building source files from there.
220
896ad910
NC
2212000-05-30 Nick Clifton <nickc@cygnus.com>
222
223 * v850.igen: Remove illegal instruction pattern, since it is the
224 same as the breakpoint pattern.
225
eb2d80b4
AC
226Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
227
228 * configure: Regenerated to track ../common/aclocal.m4 changes.
229
b9791fcd
FCE
2302000-04-14 Gary Thomas <gthomas@redhat.com>
231
232 * v850.igen: Define 'br *' as illegal since this is the only
233 way to provide a breakpoint on some v850 family processors.
234
de616bc7
FCE
2352000-03-24 Frank Ch. Eigler <fche@redhat.com>
236
237 * v850.igen (ilgop): New insn pattern for four-byte breakpoints.
238
d4f3574e
SS
239Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
240
241 * configure: Regenerated to track ../common/aclocal.m4 changes.
242
cd0fc7c3
SS
2431999-05-08 Felix Lee <flee@cygnus.com>
244
245 * configure: Regenerated to track ../common/aclocal.m4 changes.
246
c906108c
SS
247Tue Dec 1 17:25:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
248
249 * Makefile.in (NL_TARGET): Define as -DNL_TARGET_v850.
250
251Wed Nov 25 17:52:58 1998 Andrew Cagney <cagney@b1.cygnus.com>
252
253 * Makefile.in (simops.o): Depends on targ-vals.h
254 * simops.c: Include targ-vals.h instead of
255 libgloss/.../syscall.h. Replace SYS_* with TARGET_SYS_*.
256 (divn, divun, OP_1C007E0, OP_18207E0, OP_1C207E0,OP_18007E0):
257 Replace signed long int with signed32.
258
259Fri Oct 9 18:02:25 1998 Doug Evans <devans@canuck.cygnus.com>
260
261 * interp.c: #include "itable.h".
262 (get_insn_name): New function.
263 (sim_open): Initialize CPU_INSN_NAME,CPU_MAX_INSNS.
264 * sim-main.h (MAX_INSNS,INSN_NAME): Delete.
265
266Wed May 6 19:43:27 1998 Doug Evans <devans@canuck.cygnus.com>
267
268 * sim-main.h (INSN_NAME): New arg `cpu'.
269
270Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
271
272 * configure: Regenerated to track ../common/aclocal.m4 changes.
273
274Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
275
276 * configure: Regenerated to track ../common/aclocal.m4 changes.
277 * config.in: Ditto.
278
279Sun Apr 26 15:19:14 1998 Tom Tromey <tromey@cygnus.com>
280
281 * acconfig.h: New file.
282 * configure.in: Reverted change of Apr 24; use sinclude again.
283
284Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
285
286 * configure: Regenerated to track ../common/aclocal.m4 changes.
287 * config.in: Ditto.
288
289Fri Apr 24 11:18:08 1998 Tom Tromey <tromey@cygnus.com>
290
291 * configure.in: Don't call sinclude.
292
293Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
294
295 * configure: Regenerated to track ../common/aclocal.m4 changes.
296 * sim-main.h (SIM_MAIN_H): Wrap header.
297
298Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
299
300 * configure: Regenerated to track ../common/aclocal.m4 changes.
301
302Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
303
304 * configure: Regenerated to track ../common/aclocal.m4 changes.
305
306Tue Mar 10 15:54:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
307
308 * interp.c (sim_stop): Delete, second attempt.
309
310Thu Feb 26 19:09:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
311
312 * interp.c (sim_info): Delete.
313
314Wed Feb 18 10:47:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
315
316 * sim-main.h (TRACE_ALU_INPUT*): Delete. Moved to sim-trace.[hc].
317
318 * simops.c (trace_result): Call trace_generic instead of
319 trace_one_insn.
320 (trace_module): Change variable type to integer.
321 (trace_input): Initialize trace_module with TRACE_ALU_IDX.
322
323 * sim-main.h (trace_module): Change variable decl to integer type.
324 (TRACE_BRANCH*, TRACE_LD, TRACE_ST): Update.
325
326Tue Feb 17 12:51:18 1998 Andrew Cagney <cagney@b1.cygnus.com>
327
328 * interp.c (sim_store_register, sim_fetch_register): Pass in
329 length parameter. Return -1.
330
331Tue Feb 3 16:24:42 1998 Andrew Cagney <cagney@b1.cygnus.com>
332
333 * sim-main.h (IMEM16, IMEM16_IMMED): Rename IMEM and
334 IMEM_IMMED. To match recent igen change.
335
336Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
337
338 * configure: Regenerated to track ../common/aclocal.m4 changes.
339
340Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
341
342 * configure: Regenerated to track ../common/aclocal.m4 changes.
343
344Fri Jan 30 09:51:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
345
346 * sim-main.h (CPU_CIA): Delete, replaced by.
347 (CIA_SET, CIA_SET): Define.
348
349Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
350
351 * configure: Regenerated to track ../common/aclocal.m4 changes.
352
353Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
354
355 * configure: Regenerated to track ../common/aclocal.m4 changes.
356 * config.in: Ditto.
357
358Fri Dec 5 09:26:08 1997 Nick Clifton <nickc@cygnus.com>
359
360 * v850.igen: Revert break value back to its old value.
361
362Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
363
364 * configure: Regenerated to track ../common/aclocal.m4 changes.
365
366Wed Dec 3 17:27:19 1997 Nick Clifton <nickc@cygnus.com>
367
368 * v850.igen: Make break have a zero first field, since otherwise
369 it clashes with the DIVH instruction.
370
371Sat Nov 22 21:32:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
372
373 * simops.c (OP_10007E0): Rename SIGABRT -> SIM_SIGABRT. Give
374 sim_stopped instead of sim_signalled.
375
376 * v850.igen (BREAK), simops.c (OP_12007E0): Rename SIGTRAP to
377 SIM_SIGTRAP.
378 (illegal): Rename SIGILL to SIM_SIGILL.
379
380 * sim-main.h, simops.c, interp.c: Do not include signal.h.
381
382 * sim-main.h: Include sim-signal.h instead of signal.h.
383 (SIGTRAP, SIGQUIT): Delete definition.
384 (SIG_V850_EXIT): Delete definition.
385
386Tue Nov 18 15:33:48 1997 Doug Evans <devans@canuck.cygnus.com>
387
388 * Makefile.in (SIM_OBJS): Use $(SIM_NEW_COMMON_OBJS).
389
390Fri Oct 31 10:33:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
391
392 * interp.c (sim_open): Check state magic number.
393 (sim-assert.h): Include.
394
395Tue Oct 28 11:06:47 1997 Andrew Cagney <cagney@b1.cygnus.com>
396
397 * v850.igen: Add model filter field to records.
398
399Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
400
401 * configure: Regenerated to track ../common/aclocal.m4 changes.
402
403Fri Sep 26 11:56:02 1997 Felix Lee <flee@cygnus.com>
404
405 * sim-main.h: delete null override of SIM_ENGINE_HALT_HOOK and
406 SIM_ENGINE_RESTART_HOOK.
407
408Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
409
410 * configure: Regenerated to track ../common/aclocal.m4 changes.
411
412Wed Sep 24 17:28:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
413
414 * sim-main.h (WITH_TARGET_WORD_MSB): Delete.
415
416 * configure.in (SIM_AC_OPTION_BITSIZE): Specify 32 bit
417 architecture with MSB == 31.
418
419Wed Sep 24 14:04:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
420
421 * v850.igen: Make divh insn with RRRRR==0 breakpoint.
422
423Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
424
425 * configure: Regenerated to track ../common/aclocal.m4 changes.
426
427Tue Sep 23 10:19:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
428
429 * Makefile.in (SIM_WARNINGS, SIM_ALIGNMENT, SIM_ENDIAN,
430 SIM_HOSTENDIAN, SIM_RESERVED_BITS): Delete, moved to common.
431 (SIM_EXTRA_CFLAGS): Update.
432
433Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
434
435 * configure: Regenerated to track ../common/aclocal.m4 changes.
436 * configure.in: Really specify NONSTRICT_ALIGNMENT as the default.
437
438Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
439
440 * configure.in: Specify NONSTRICT_ALIGNMENT as the default.
441 * configure: Regenerated to track ../common/aclocal.m4 changes.
442
443Fri Sep 19 10:37:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
444
445 * v850.igen (disp16): Use EXTEND16 to sign extend disp.
446 (disp22): Only shift left by 1, not 2.
447 ("jmp"): Ensure PC is 2 byte aligned.
448
449 * simops.c, v850.igen: Move "Bcond", "jr", "jarl" code to
450 v850.igen. Fix tracing.
451
452 * simops.c (OP_300, OP_400, OP_500): Move "sdl.b", "sld.h",
453 "sld.w" insns to v850.igen. Fix tracing.
454 (OP_70): Ditto for "sld.hu".
455
456 * v850.igen: Clarify tracing of "sld.b", "sld.h" et.al.
457
458 * simops.c (condition_met): Make global.
459
460 * sim-main.h (TRACE_ALU_INPUT3, TRACE_BRANCH0, TRACE_LD,
461 TRACE_ST): Define.
462 (TRACE_LD_NAME): Define.
463
464 * simops.c: Move "cmov", "cmov imm" to v850.igen, fix.
465
466Wed Sep 17 16:21:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
467
468 * simops.c: Move "mov", "reti", to v850.igen, fix tracing.
469
470 * interp.c (hash): Delete.
471
472 * v850.igen (nop): Really do nothing.
473
474 * interp.c (do_interrupt): Mask interrupts after PSW is saved, not
475 before.
476 * v850.igen (reti): Return to current PC not previous.
477
478Wed Sep 17 14:02:10 1997 Andrew Cagney <cagney@b1.cygnus.com>
479
480 * simops.c: Move "ctret", "bsw", "hsw" to v850.igen, fix tracing.
481 (trace_module): Global, save component/module name across insn.
482
483 * simops.c: Move "bsh" to v850.igen, fix.
484
485 * v850.igen (callt): Load correct number of bytes. Fix tracing.
486 (stsr, ldsr): Correct src, dest fields. Fix tracing.
487 (ctret): Force alignment. Fix tracing.
488
489Tue Sep 16 22:14:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
490
491 * simops.c (trace_output): Add result argument.
492 (trace_result): New function. Simpler version of trace_output,
493 assumes trace needed.
494 (trace_output): Call trace_result.
495 (trace_output): For IMM_REG_REG, trace correct register.
496 (trace_input): Add case for 16bit immediates.
497 (OP_600, OP_640, OP_680, OP_6C0, OP_6A0): Use.
498
499 * sim-main.h (TRACE_ALU_INPUT, TRACE_ALU_RESULT): Define.
500 (trace_values, trace_name, trace_pc, trace_num_values): Make
501 global.
502 (GR, SR): Define.
503
504 v850.insn (movea, stsr): Use.
505 (sxb, sxh, zxb, zxh): Ditto.
506
507Tue Sep 16 21:14:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
508
509 * simops.c: Move "movea" from here.
510 * v850.igen: To here.
511
512 * v850.igen (simm16): Define, sign extend imm16.
513 (uimm16): Define, no sign extension.
514 (addi, andi, movea, movhi, mulhi, ori, satsubi, xori): Use.
515
516 * simops.c: Move "sxh", "switch", "sxb", "callt", "dispose",
517 "mov32" from here.
518 * v850.igen: To here.
519 (switch): Fix off by two error in NIA calc.
520
521Tue Sep 16 15:14:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
522
523 * simops.c (trace_pc, trace_name, trace_values, trace_num_values):
524 New static globals.
525 (trace_input): Just save pc, name and values for trace_output.
526 (trace_output): Write trace values to a buffer. Use
527 trace_one_insn to print trace info and buffer.
528 (SIZE_OPERANDS, SIZE_LOCATION): Delete.
529
530Tue Sep 16 09:02:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
531
532 * sim-main.h (struct _sim_cpu): Add psw_mask so that reserved bits
533 can be masked out.
534
535 * simops.c (OP_2007E0, OP_4007E0): Move "ldsr", "stsr"
536 instructions from here.
537 * v850.igen (ldsr, stsr): To here. Mask out reserved bits when
538 setting PSW.
539
540 * interp.c (sim_open): Set psw_mask if machine known.
541
542Tue Sep 16 10:20:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
543
544 * v850-dc: Add rule to diferentiate between breakpoint and divh.
545 * v850.igen (break): New instruction, breakpoint simulator.
546 * v850.igen (breakpoint): Enable. Change to a 32bit instruction.
547
548Mon Sep 15 18:44:05 1997 Jim Wilson <wilson@cygnus.com>
549
550 * simops.c (Multiply64): Don't store into register zero.
551
552Tue Sep 16 09:02:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
553
554 * Makefile.in (semantics.o): Add dependency.
555
556 * sim-main.h (SAVE_1, SAVE_2): Perform backward compatible save,
557 do not adjust CIA/NIA.
558
559Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
560
561 * simops.c (OP_300, OP_400, OP_70): Make behavour depend on PSW[US].
562
563 * simops.c: Move "divun", "sld.bu", "divhn", "divhun", "divn",
564 "divun", "pushml" code from here to v850.igen.
565 (divun): Make global.
566 (type3_regs): Make global
567
568 * v850.igen: Move simops.c code to here.
569
570 * interp.c (sim_create_inferior): For v850eq set US bit by
571 default.
572
573 * interp.c (sim_open): Don't set arch, now set by
574 sim_analyze_program.
575
576 * configure: Regenerated to track ../common/aclocal.m4 changes.
577
578Mon Sep 15 14:39:34 1997 Andrew Cagney <cagney@b1.cygnus.com>
579
580 * simops.c (op_types): Move from here.
581 sim-main.h: To here.
582
583 * sim-main.h (trace_input, trace_output), simops.c: Make global.
584
585 * simops.c (OP_60): Move "jmp" code from here.
586 * v850.igen (jmp): To here.
587
588 * simops.c (OP_60): Move "sld.bu" code from here.
589 * v850.igen (sld.bu): To here.
590
591Fri Sep 12 15:11:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
592
593 * v850.igen (prepare, ...): Add to v850eq architecture.
594
595 * interp.c (sim_open): Default to v850eq.
596
597 * interp.c (sim_open): Default to v850e.
598 * sim-main.h (signal.h): Include.
599
600 * v850.igen (illegal): Report/halt illegal instructions.
601
602 * Makefile.in (SIM_EXTRA_CFLAGS): Add SIM_RESERVED_BITS.
603
604 * configure.in: Add reserved bits option.
605 * configure: Regenerate.
606
607Thu Sep 11 08:40:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
608
609 * interp.c (sim_open): Use sim_do_commandf instead of asprintf.
610
611 * sim-main.h (INSN_NAME):
612
613 * Makefile.in (INCLUDE): Add SIM_EXTRA_DEPS.
614 (SIM_EXTRA_DEPS): Add itable.h
615 (tmp-gencode): Does not depend on simops.h
616
617 * sim-main.h (itable.h): Include.
618 (MAX_INSNS, INSN_NAME): Define.
619
620 * interp.c: Compute inttype from the interrupt_names index that
621 was passed in.
622
623Wed Sep 10 10:25:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
624
625 * simops.c (trace_input): Use trace_printf instead of
626 sim_io_printf.
627 (trace_output): Ditto.
628 (trace_input): Only trace when TRACE_ALU_P. Delete code
629 disasembling instruction.
630 (trace_output): Only trace when TRACE_ALU_P.
631
632Tue Sep 9 01:29:50 1997 Andrew Cagney <cagney@b1.cygnus.com>
633
634 * simops.c (trace_input, trace_output): Use sim_io_printf.
635 (OP_620): Pass correct argument to trace.
636 (OP_E607E0): Ditto.
637 (trace_input): Obtain prog_bfd, text_start et.al from simulator
638 struct.
639
640Mon Sep 8 21:03:52 1997 Andrew Cagney <cagney@b1.cygnus.com>
641
642 * v850.igen: New file.
643 * v850-dc: New file.
644
645Mon Sep 8 18:33:04 1997 Andrew Cagney <cagney@b1.cygnus.com>
646
647
648 * sim-main.h (SEXT16): Delete, use EXTEND16.
649 (SEXT8): Delete, use EXTEND8.
650 (SEXT32): Delete, used?
651 (SEXT40, SEXT44, SEXT64): Use UNSIGNED64 for constants, not ...LL.
652 (WITH_TARGET_WORD_MSB): Define as 31. v850 little bit endian.
653
654 * simops.c: Use EXTEND15 from sim-bits instead of SEXT16.
655
656 * sim-main.h (DEBUG_TRACE, DEBUG_VALUES, v850_debug): Delete,
657 replace with TRACE_INSN_P and TRACE_ALU_P.
658
659 * simops.c (trace_input, trace_output): Update.
660
661 * interp.c (sim_engine_run): Delete.
662 (lookup_hash): Delete.
663 (sim_open): Do not fill hash table.
664 (sim_trace): Delete.
665
666Fri Sep 5 17:04:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
667
668 * simops.c (OP_FFFF): Use sim_engine_halt.
669 (OP_12007E0): Ditto.
670 (OP_10007E0): Ditto.
671
672 * sim-main.h (struct sim_cpu): Delete member exception. Using
673 sim-engine et.al.
674
675 * interp.c (sim_info): Do not do anything in sim-info.
676 (sim_stop): Delete, replace with sim-stop.
677 (sim_stop_reason): Delete, replace with sim-reason.
678
679 * sim-main.h (WITH_WATCHPOINTS): Define.
680 (WITH_MODULO_MEMORY): Define
681
682 * Makefile.in (SIM_OBJS): Add sim-resume, sim-watch, sim-stop,
683 sim-reason.
684
685 * interp.c (enum interrupt_cond_type): Delete.
686 (struct interrupt_generator): Delete.
687 (enum interrupt_type): Drop int_none.
688 (sim_open): Initialize WATCHPOINT module.
689 (sim_resume, sim_run): Rename sim_resume to sim_run.
690 (sim_engine_run): Replace interrupt code with call to sim-events.
691 (sim_set_interrupt): Delete.
692 (sim_parse_number): Delete.
693
694Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
695
696 * configure: Regenerated to track ../common/aclocal.m4 changes.
697
698Thu Sep 4 18:11:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
699
700 * simops.c (fetch_argv): New function, fetch a arg vector from
701 simulator memory.
702
703 * configure.in: Check for fork, execve, execv.
704 * configure: Regenerate.
705
706 * interp.c (sim_store_register, sim_fetch_register): Use H2T_4 and
707 T2H_4 for byte swapping.
708
709 * sim-main.h, interp.c (get_word, get_half, get_byte, put_word,
710 put_half, put_byte): Delete.
711
712 * Makefile.in (SIM_OBJS): Add sim-memopt.o module.
713
714 * sim-main.h (load_mem, store_mem): Redefine as macros.
715 (IMEM, IMEM_IMMED): New macros - fetch instructions.
716
717 * simops.c (OP_10007E0): For SYS_read, SYS_write, SYS_open
718 transfer data via a buffer.
719 (fetch_str): New function, fetch string from memory.
720
721 * Makefile.in (SIM_OBJS): Add sim-hrw.o module.
722
723 * interp.c (sim_open): Establish memory maps using sim-memopt.c
724 via sim_do_command.
725 (sim_do_command): Print error if memory-map command is used. Call
726 sim_args_command.
727 (map): Delete, replaced by sim-core.
728 (sim_memory_init): Delete, replaced by sim-core.
729 (sim_set_memory_map): Delete, replaced by sim-memopt.
730 (load_mem): Delete, replaced by sim-core.
731 (store_mem): Delete, replaced by sim-core.
732 (sim_write): Delete, replaced by sim-hrw.
733 (sim_read): Delete, replaced by sim-hrw.
734
735 * sim-main.h (struct sim_state): Remove memory members, using
736 sim-core.c
737
738Wed Sep 3 10:18:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
739
740 * sim-main.h: Replace SIM_HAVE_FLATMEM with mem ptr.
741 * interp.c (map): Do not add to a void pointer.
742
743 * Makefile.in (INCLUDE): Add sim-main.h
744
745 * configure.in: Check for time.h
746 * configure: Re-generate.
747
748 * interp.c (struct interrupt_generator): Make time unsigned long,
749 address SIM_ADDR.
750 (sim_resume): Make oldpc SIM_ADDR.
751 (struct hash_entry): Make mask/opcode unsigned.
752
753 * v850_sim.h (struct simops ): Make opcode and mask unsigned.
754
755 * simops.c (utime.h): Include if available.
756 (OP_10007E0): Check for UTIME function.
757 (divun): Put parentheses around shift argument.
758 (OP_640): Put parentheses around shift argument, was wrong.
759 (OP_107F0): Return something.
760
761 * interp.c (sim_parse_number): Use strtoul not strtol.
762 (sim_resume): Use sim_elapsed_time_get to keep track of the time.
763
764 * configure.in (SIM_AC_OPTION_WARNINGS): Add.
765 (SIM_AC_OPTION_ENDIAN): Set to hardwired big.
766 (SIM_AC_OPTION_HOST_ENDIAN): Add.
767 (AC_CHECK_FUNCS): Add utime.
768 (AC_CHECK_HEADERS): Add stdlib.h, string.h, strings.h, utime.h
769 configure: Regenerate.
770
771
772 * Makefile.in (SIM_RUN_OBJS): Use nrun.o.
773 (SIM_OBJS): Add sim-io.o, sim-hload.o, sim-utils.o, sim-options.o,
774 sim-config.o, sim-module.o, sim-events.o, sim-core.o,
775 sim-endian.o, sim-engine.o, sim-trace.o, sim-profile.o
776 (SIM_ENDIAN, SIM_WARNGINS): Define.
777
778 * simops.c (OP_10007E0): Use sim_io_* for transfers.
779
780 * interp.c (sim_resume): Pass sd around.
781
782 * simops.c (sim-main.h): Include.
783
784 * gencode.c (write_template): Generate #include sim-main.h.
785 (write_opcodes): Ditto.
786
787 * interp.c (prog_bfd, prog_bfd_was_opened_p): Delete.
788 (v850_callback): Ditto.
789 (sim_kind, myname): Ditto.
790 (lookup_hash): Pass SD. Use sim_io_error.
791 (sim_set_memory_map): Pass in SD, use.
792 (init_system): Pass in SD, use.
793 (sim_open): Update.
794 (sim_set_profile): Delete.
795 (sim_set_profile_size): Delete.
796 (do_interrupt): Pass in SD, use.
797 (sim_info): Use sim_io_printf.
798 (sim_create_inferior): Reset registers. Set PC from prog_bfd
799 argument.
800 (sim_load): Delete, use common/sim-hload.c
801 (sim_size): Rename to sim_memory_init.
802 (sim_write): Remove call to init_system.
803 (init_system): Delete.
804 (sim_set_callbacks): Delete.
805 (sim_set_interrupt): Pass in SD, use.
806 (start_time): Delete.
807
808 * v850_sim.h: Remove everything except `struct simops' from here.
809 * sim-main.h: Move most to here.
810 * gencode.c: Move #includes to here.
811
812 * sim-main.h(struct _sim_cpu): Rename struct _state.
813 (#define PC, et.al.): Update
814 (v850_callback): Delete. Replaced with SIM_DESC arg.
815 (int8, uint8, int16, uint16, int32, uint32): Define types using
816 unsigned8 et.al from common/sim-types.h.
817 * sim-main.h (State): Define as STATE_CPU.
818
819Mon Sep 1 12:07:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
820
821 * configure.in: Check for time, chmod.
822 * configure: Regenerate.
823 * simops.c (SYS_time, SYS_chmod): Use HAVE_TIME, HAVE_CHMOD.
824
825 * simops.c (../../libgloss/v850/sys/syscall.h): Include instead of
826 sys/syscall.h.
827 (OP_10007E0): Check the existance each SYS_* macro independantly.
828
829 * v850_sim.h (SIGQUIT, SIGTRAP): Only define if missing.
830
831Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
832
833 * configure: Regenerated to track ../common/aclocal.m4 changes.
834 * config.in: Ditto.
835
836Tue Aug 26 10:42:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
837
838 * interp.c (sim_kill): Delete.
839 (sim_create_inferior): Add ABFD argument.
840 (sim_load): Move setting of PC from here.
841 (sim_create_inferior): To here.
842
843Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
844
845 * configure: Regenerated to track ../common/aclocal.m4 changes.
846 * config.in: Ditto.
847
848Mon Aug 25 11:31:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
849
850 * interp.c (sim_open): Add ABFD argument.
851
852Fri Aug 22 10:39:28 1997 Nick Clifton <nickc@cygnus.com>
853
854 * simops.c (bsh): Only set CY flag if either of the bottom
855 bytes is zero.
856
857 * simops.c (prepare, dispose): Lower numbered
858 registers go to higher numbered address.
859
860 * simops.c (unsigned divide instructions): S bit set if result has
861 top bit set.
862
863 * simops.c (pushml, pushmh, popml, popmh): Lower numbered
864 registers go to higher numbered address.
865
866Wed Aug 20 13:56:35 1997 Nick Clifton <nickc@cygnus.com>
867
868 * simops.c (OP_107E0, OP_107F0, OP_307E0, OP_307F0): Use correct
869 interpretation of SR bit in list18 structure.
870 (divn, divun): New functions to perform N step divide functions.
871
872Mon Aug 18 10:59:02 1997 Nick Clifton <nickc@cygnus.com>
873
874 * simops.c (OP_300, OP_400, OP_60, OP_70): Support variant opcodes
875 with US bit set in the PSW.
876
877Wed Aug 13 19:06:55 1997 Nick Clifton <nickc@cygnus.com>
878
879 * interp.c (sim_resume): Opcode functions return amount to be
880 added to PC and all opcodes take a standard format in the OP[]
881 array.
882
883 (do_format_*): Functions removed.
884
885 * v850_sim.h (SP, EP): New register mnemonics.
886
887 * gencode.c (write_header): Functions prototypes return an
888 integer.
889
890 * simops.c: Opcode functions return amount to be added to PC.
891
892 * v850_sim.h (CTPC, CTPSW, CTBP): New register mnemonics.
893
894 * simops.c: Add support for v850e instructions.
895
896 * simops.c: Add support for v850eq instructions.
897
898Tue May 20 10:24:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
899
900 * interp.c (sim_open): Add callback argument.
901 (sim_set_callbacks): Delete SIM_DESC argument.
902
903Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
904
905 * configure: Regenerated to track ../common/aclocal.m4 changes.
906
907Wed Apr 23 17:20:16 1997 Doug Evans <dje@canuck.cygnus.com>
908
909 * interp.c (prog_bfd_was_opened_p): New static local.
910 (prog_bfd): New global variable.
911 (sim_open): Undo patch to add -E support.
912 (sim_close): Close prog_bfd if sim_load opened it.
913 (sim_load): Record bfd of loaded file in prog_bfd.
914 * simops.c (prog_bfd): Renamed from exec_bfd.
915
916Fri Apr 18 14:17:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
917
918 * interp.c (sim_stop): Stub function.
919
920Thu Apr 17 03:53:18 1997 Doug Evans <dje@canuck.cygnus.com>
921
922 * Makefile.in (SIM_OBJS): Add sim-load.o.
923 * interp.c (sim_kind, myname): New static locals.
924 (sim_open): Set sim_kind, myname. Ignore -E arg.
925 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
926 load file into simulator. Set start address from bfd.
927 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
928
929Wed Apr 16 19:53:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
930
931 * simops.c (OP_10007E0): Only provide system calls SYS_execv,
932 SYS_wait, SYS_wait, SYS_utime, SYS_time if defined by the host.
933
934Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
935
936 * configure: Regenerated to track ../common/aclocal.m4 changes.
937 * config.in: Ditto.
938
939Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
940
941 * interp.c (sim_open): New arg `kind'.
942
943 * configure: Regenerated to track ../common/aclocal.m4 changes.
944
945Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
946
947 * configure: Regenerated to track ../common/aclocal.m4 changes.
948
949Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
950
951 * configure: Regenerated to track ../common/aclocal.m4 changes.
952
953Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
954
955 * configure: Re-generate.
956
957Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
958
959 * configure: Regenerate to track ../common/aclocal.m4 changes.
960
961Thu Mar 13 13:00:54 1997 Doug Evans <dje@canuck.cygnus.com>
962
963 * interp.c (sim_open): New SIM_DESC result. Argument is now
964 in argv form.
965 (other sim_*): New SIM_DESC argument.
966
967Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
968
969 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
970 COMMON_{PRE,POST}_CONFIG_FRAG instead.
971 * configure.in: sinclude ../common/aclocal.m4.
972 * configure: Regenerated.
973
974Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
975
976 * configure configure.in Makefile.in: Update to new configure
977 scheme which is more compatible with WinGDB builds.
978 * configure.in: Improve comment on how to run autoconf.
979 * configure: Re-run autoconf to get new ../common/aclocal.m4.
980 * Makefile.in: Use autoconf substitution to install common
981 makefile fragment.
982
983Mon Jan 20 16:05:34 1997 Michael Meissner <meissner@tiktok.cygnus.com>
984
985 * simops.c (OP_{E0,2E0,6E0}): The multiply operations sign extend,
986 not zero extend.
987
988Tue Jan 14 17:06:03 1997 Stu Grossman (grossman@critters.cygnus.com)
989
990 * simops.c: Put ifdefs around things to make MSVC happy. Get rid
991 of unistd.h. Disable SYS_stat, SYS_chown, SYS_time, SYS_times,
992 SYS_gettimeofday and SYS_utime from MSVC.
993
994Tue Dec 31 18:11:13 1996 Michael Meissner <meissner@tiktok.cygnus.com>
995
996 * simops.c (OP_10007E0): Know that kill encodes the signal number
997 via: 0xdead0000 | signal and turn it back into a signal.
998
999Fri Dec 27 14:44:06 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1000
1001 * v850_sim.h (SIG_V850_EXIT): Define as -1.
1002
1003 * interp.c (sim_open): Cast calloc function.
1004 (sim_stop_reason): If signal is SIG_V850_EXIT, inform gdb the
1005 program exited with the appropriate exit code.
1006 (sim_set_interrupt): Declare buildargv.
1007
1008 * simops.c (OP_10007E0): Make exit signal normal exit. Make time
1009 type correct and work on big endian systems.
1010
1011Wed Nov 20 02:18:44 1996 Doug Evans <dje@canuck.cygnus.com>
1012
1013 * Makefile.in: Delete stuff moved to ../common/Make-common.in.
1014 (SIM_OBJS,SIM_EXTRA_CFLAGS,SIM_EXTRA_CLEAN): Define.
1015 * configure.in: Simplify using macros in ../common/aclocal.m4.
1016 Call AC_CHECK_HEADERS(unistd.h).
1017 * configure: Regenerated.
1018 * config.in: New file.
1019 * simops.c: #include "config.h". #include <unistd.h> if present.
1020
1021Sun Nov 3 23:02:54 1996 Stan Shebs <shebs@andros.cygnus.com>
1022
1023 * v850_sim.h (State): New slots dummy_mem, pending_nmi.
1024 (EIPC, etc): New macros for system registers.
1025 * simops.c, interp.c: Use everywhere.
1026
1027 * interp.c: Add support for interrupts issued by interrupt
1028 generators, either PC- or time-based. Controlled by simulator
1029 command "sim interrupt".
1030
1031 * interp.c: Add support for variable-size allocation of memory,
1032 via simulator command "sim memory-map".
1033 (map): Issue SIGSEGV for references to invalid memory regions.
1034
1035Thu Oct 31 14:44:10 1996 Gavin Koch <gavin@cygnus.com>
1036
1037 * simops.c: Include <sys/time.h> for struct timeval and
1038 struct timezone.
1039
1040Wed Oct 30 08:49:10 1996 Jeffrey A Law (law@cygnus.com)
1041
1042 * simops.c (OP_10007E0): Handle SYS_times and SYS_gettimeofday.
1043
1044 * simops.c (OP_10007E0): Handle SYS_time.
1045
1046Tue Oct 29 14:22:55 1996 Jeffrey A Law (law@cygnus.com)
1047
1048 * simops.c: Include <sys/stat.h>.
1049 (OP_10007E0): Handle SYS_stat.
1050
1051Thu Oct 24 12:26:35 1996 Jeffrey A Law (law@cygnus.com)
1052
1053 * simops.c (OP_10007E0): Don't declare errno.
1054
1055 * simops.c (OP_500): Mask off low bit in displacement
1056 for sld.w.
1057 (OP_501): Similarly.
1058
1059 * simops.c (OP_500): Fix displacement handling for sld.w.
1060 (OP_501): Similarly for sst.w.
1061
1062 * simops.c (trace_input): Remove all references to SEXT7.
1063 (OP_300, OP_400, OP_500, OP_380, OP_480, OP_501): Displacement
1064 is zero extended for sst/sld instructions.
1065 * v850_sim.h (SEX7): Delete. It's no longer needed (and it
1066 was incorrect anyway).
1067
1068Thu Oct 24 10:33:33 1996 Stu Grossman (grossman@critters.cygnus.com)
1069
1070 * Makefile.in: Get rid of srcroot. Set all INSTALL macros via
1071 autoconf.
1072 * gencode.c (write_opcodes): Pad operands field to account for
1073 MSVC braindamage.
1074 * simops.c: Include errno.h. Exclude SYS_chown, since MSVC
1075 doesn't support it. (Why is this here in the first place?!?)
1076 * v850_sim.h: Get rid of 64 bit defs. Also, get rid of #elif's.
1077 Change number of operands in struct simops from 9 to 6. Define
1078 SIGTRAP and SIGQUIT for MSVC.
1079
1080Tue Oct 15 16:19:51 1996 Stu Grossman (grossman@critters.cygnus.com)
1081
1082 * interp.c (MEM_SIZE): It's now bytes, not a power of 2.
1083 * (map): Add support for external mem in the 1->2 meg range.
1084 Also, abort() when memory access is way out of bounds. (Better to
1085 die than to give wrong result. (This will be fixed later.))
1086 * (sim_size): MEM_SIZE is now bytes, not shift factor.
1087
1088Tue Oct 1 15:53:24 1996 Gavin Koch <gavin@cygnus.com>
1089
1090 * simops.c (trace_input): Swapped order of operands for output
1091 output of OP_IMM_REG. Changed the fetching of the operands for
1092 OP_LOAD32, and OP_STORE32 to work like op-function.
1093
1094Mon Sep 30 15:46:33 1996 Stu Grossman (grossman@critters.cygnus.com)
1095
1096 * interp.c: Move includes of remote-sim.h and callback.h to
1097 v850-sim.h.
1098 * (lookup_hash): Add PC to report of hash failure.
1099 * (map load_mem store_mem): New memory subsystem. Models V851
1100 memory system.
1101 * (sim_write sim_read): Use new memory subsystem.
1102 * (sim_resume): Don't load and save PC into EIPC anymore. Needed
1103 to make user-defined traps work right.
1104 * simops.c (OP_*): Use new memory subsystem.
1105 * (OP_14007E0 (reti)): Implement reti.
1106 * (OP_14996E0 (trap)): Implement user-defined traps. Move I/O to
1107 trap 31. Use new memory subsystem.
1108 * v850_sim.h: Prototypes for load_mem, store_mem and map. Use
1109 load_mem in RLW macro.
1110
1111Fri Sep 27 18:34:09 1996 Stu Grossman (grossman@critters.cygnus.com)
1112
1113 * gencode.c (write_opcodes): Output hex values for opcode mask
1114 and patterns.
1115 * interp.c (sim_resume): Save and restore PC from the appropriate
1116 register.
1117 * (sim_fetch_register sim_store_register): Fix byte-order problem
1118 with reading and writing registers.
1119 * simops.c (OP_FFFF): Implement pseudo-breakpoint insn.
1120
1121Fri Sep 27 17:42:37 1996 Jeffrey A Law (law@cygnus.com)
1122
1123 * simops.c (trace_input): Fix thinko.
1124
1125Wed Sep 18 09:54:12 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1126
1127 * simops.c (exec_bfd): Rename from sim_bfd.
1128 (trace_input): Ditto.
1129
1130Thu Sep 12 12:03:05 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1131
1132 * simops.c (trace_input): Use find_nearest_line to print line
1133 number, function name or file name of PC.
1134
1135Wed Sep 11 16:44:37 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1136
1137 * simops.c: Add tracing support. Use SEXTxx macros instead of
1138 doing hardwired shifts.
1139
1140 * configure.in (--enable-sim-cflags): Add switch to add additional
1141 flags to simulator buld. If --enable-sim-cflags=trace, turn on
1142 tracing.
1143 * configure: Regenerate.
1144
1145 * Makefile.in: Don't require a VPATH capable make if configuring
1146 in the same directory. Don't use CFLAGS for configuration flags.
1147 Add flags from --enable-sim-cflags. Support canadian cross
1148 builds. Rebuild whole simulator if include files change.
1149
1150 * interp.c (v850_debug): New global for debugging.
1151 (lookup_hash,sim_size,sim_set_profile): Use
1152 printf_filtered callback, instead of calling printf directly.
1153 (sim_{open,trace}): Enable tracing if -t and compiled for tracing.
1154
1155 * v850_sim.h: Use limits.h to set the various sized types.
1156 (SEXT{5,7,16,22}): New macros.
1157
1158Mon Sep 9 20:50:46 1996 Jeffrey A Law (law@cygnus.com)
1159
1160 * interp.c (hash): Make this an inline function
1161 when compiling with GCC. Simplify.
1162 * simpos.c: Explicitly include "sys/syscall.h". Remove
1163 some #if 0'd code. Enable more emulated syscalls.
1164
1165Wed Sep 4 01:48:55 1996 Jeffrey A Law (law@cygnus.com)
1166
1167 * interp.c: Fix sign bit handling for add and sub instructions.
1168
1169Tue Sep 3 10:20:30 1996 Jeffrey A Law (law@cygnus.com)
1170
1171 * gencode.c: Fix various indention & style problems.
1172 Remove test code. Remove #if 0 code.
1173 * interp.c: Provide prototypes for all static functions.
1174 Fix minor indention problems.
1175 (sim_open, sim_resume): Remove unused variables.
1176 (sim_read): Return type is "int".
1177 * simops.c: Remove unused variables.
1178 (divh): Make result of divide-by-zero zero.
1179 (setf): Initialize result to keep compiler quiet.
1180 (sar instructions): These just clear the overflow bit.
1181 * v850_sim.h: Provide prototypes for put_byte, put_half
1182 and put_word.
1183
1184 * interp.c: OP should be an array of 32bit operands!
1185 (v850_callback): Declare.
1186 (do_format_5): Fix extraction of OP[0].
1187 (sim_size): Remove debugging printf.
1188 (sim_set_callbacks): Do something useful.
1189 (sim_stop_reason): Gross hacks to get c-torture running.
1190 * simops.c: Simplify code for computing targets of bCC
1191 insns. Invert 's' bit if 'ov' bit is set for some
1192 instructions. Fix 'cy' bit handling for numerous
1193 instructions. Make the simulator stop when a halt
1194 instruction is encountered. Very crude support for
1195 emulated syscalls (trap 0).
1196 * v850_sim.h: Include "callback.h" and declare
1197 v850_callback. Items in the operand array are 32bits.
1198
1199Sun Sep 1 22:35:35 1996 Jeffrey A Law (law@cygnus.com)
1200
1201 * interp.c (sim_resume): Fix code to check for a format 3
1202 opcode.
1203 * simops.c: bCC insns only argument is a constant, not a
1204 register value (duh...)
1205
1206Fri Aug 30 10:33:49 1996 Jeffrey A Law (law@cygnus.com)
1207
1208 * simops.c: Fix "not1" and "set1".
1209
1210 * simops.c: Don't forget to initialize temp for
1211 "ld.h" and "ld.w"
1212
1213 * interp.c: Remove various debugging printfs.
1214
1215 * simops.c: Fix satadd, satsub boundary case handling.
1216
1217 * interp.c (hash): Fix.
1218 * interp.c (do_format_8): Get operands correctly and
1219 call the target function.
1220 * simops.c: Rough cut at "clr1", "not1", "set1", and "tst1".
1221
1222Thu Aug 29 13:53:29 1996 Jeffrey A Law (law@cygnus.com)
1223
1224 * interp.c (do_format_4): Get operands correctly and
1225 call the target function.
1226 * simops.c: Rough cut at "sld.b", "sld.h", "sld.w", "sst.b",
1227 "sst.h", and "sst.w".
1228
1229 * v850_sim.h: The V850 doesn't have split I&D spaces. Change
1230 accordingly. Remove many unused definitions.
1231 * interp.c: The V850 doesn't have split I&D spaces. Change
1232 accordingly.
1233 (get_longlong, get_longword, get_word): Deleted.
1234 (write_longlong, write_longword, write_word): Deleted.
1235 (get_operands): Deleted.
1236 (get_byte, get_half, get_word): New functions.
1237 (put_byte, put_half, put_word): New functions.
1238 * simops.c: Remove unused functions. Rough cut at
1239 "ld.b", "ld.h", "ld.w", "st.b", "st.h", "st.w" insns.
1240
1241 * v850_sim.h (struct _state): Remove "psw" field. Add
1242 "sregs" field.
1243 (PSW): Remove bogus definition.
1244 * simops.c: Change condition code handling to use the psw
1245 register within the sregs array. Handle "ldsr" and "stsr".
1246
1247 * simops.c: Handle "satadd", "satsub", "satsubi", "satsubr".
1248
1249 * interp.c (do_format_5): Get operands correctly and
1250 call the target function.
1251 (sim_resume): Don't do a PC update for format 5 instructions.
1252 * simops.c: Handle "jarl" and "jmp" instructions.
1253
1254 * simops.c: Fix minor typos. Handle "cmp", "setf", "tst"
1255 "di", and "ei" instructions correctly.
1256
1257 * interp.c (do_format_3): Get operands correctly and call
1258 the target function.
1259 * simops.c: Handle bCC instructions.
1260
1261 * simops.c: Add condition code handling to shift insns.
1262 Fix minor typos in condition code handling for other insns.
1263
1264 * Makefile.in: Fix typo.
1265 * simops.c: Add condition code handling to "sub" "subr" and
1266 "divh" instructions.
1267
1268 * interp.c (hash): Update to be more accurate.
1269 (lookup_hash): Call hash rather than computing the hash
1270 code here.
1271 (do_format_1_2): Handle format 1 and format 2 instructions.
1272 Get operands correctly and call the target function.
1273 (do_format_6): Get operands correctly and call the target
1274 function.
1275 (do_formats_9_10): Rough cut so shift ops will work.
1276 (sim_resume): Tweak to deal with format 1 and format 2
1277 handling in a single funtion. Don't update the PC
1278 for format 3 insns. Fix typos.
1279 * simops.c: Slightly reorganize. Add condition code handling
1280 to "add", "addi", "and", "andi", "or", "ori", "xor", "xori"
1281 and "not" instructions.
1282 * v850_sim.h (reg_t): Registers are 32bits.
1283 (_state): The V850 has 32 general registers. Add a 32bit
1284 psw and pc register too. Add accessor macros
1285
1286 * Makefile.in, interp.c, v850_sim.h: Bring over endianness
1287 changes from the d10v simulator.
1288
1289 * simops.c: Add shift support.
1290
1291 * simops.c: Add multiply & divide support. Abort for system
1292 instructions.
1293
1294 * simops.c: Add logicals, mov, movhi, movea, add, addi, sub
1295 and subr. No condition codes yet.
1296
1297Wed Aug 28 13:53:22 1996 Jeffrey A Law (law@cygnus.com)
1298
1299 * ChangeLog, Makefile.in, configure, configure.in, v850_sim.h,
1300 gencode.c, interp.c, simops.c: Created.
1301