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* common/aclocal.m4: Pass ../../intl to ZW_GNU_GETTEXT_SISTER_DIR.
[thirdparty/binutils-gdb.git] / sim / v850 / ChangeLog
CommitLineData
e85e3205
RE		 12006-06-13 Richard Earnshaw <rearnsha@arm.com>
2
3 * configure: Regenerated.
4
2f0122dc
DJ		 52006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
6
7 * configure: Regenerated.
8
20e95c23
DJ		 92006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
10
11 * configure: Regenerated.
12
2b193c4a
MK		 132005-03-23 Mark Kettenis <kettenis@gnu.org>
14
15 * configure: Regenerate.
16
35695fd6
AC		 172005-01-14 Andrew Cagney <cagney@gnu.org>
18
19 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
20 explicit call to AC_CONFIG_HEADER.
21 * configure: Regenerate.
22
f0569246
AC		 232005-01-12 Andrew Cagney <cagney@gnu.org>
24
25 * configure.ac: Update to use ../common/common.m4.
26 * configure: Re-generate.
27
38f48d72
AC		 282005-01-11 Andrew Cagney <cagney@localhost.localdomain>
29
30 * configure: Regenerated to track ../common/aclocal.m4 changes.
31
b7026657
AC		 322005-01-07 Andrew Cagney <cagney@gnu.org>
33
34 * configure.ac: Rename configure.in, require autoconf 2.59.
35 * configure: Re-generate.
36
379832de
HPN		 372004-12-08 Hans-Peter Nilsson <hp@axis.com>
38
39 * configure: Regenerate for ../common/aclocal.m4 update.
40
4389ce38
MK		 412004-01-18 Mark Kettenis <kettenis@gnu.org>
42
43 * simops.c: Include <sys/types.h>.
44
c5ea1d53
NC		 452003-09-05 Andrew Cagney <cagney@redhat.com>
46 Nick Clifton <nickc@redhat.com>
47
48 * interp.c (sim_open): Accept bfd_mach_v850e1.
49 * v850-dc: Add entry for v850e1.
50 * v850.igen: Add support for v850e1.
51 Add code for DBTRAP and DBRET instructions.
52 (dbtrap): Create a separate v850e1 specific instruction.
53 Only generate a trap if the target is not the v850e1.
54 Otherwise treat it as a special kind of branch.
55 (break): Mark as v850/v850e specific.
56
ae451ac6
ILT		 572003-05-16 Ian Lance Taylor <ian@airs.com>
58
59 * Makefile.in (SHELL): Make sure this is defined.
60 (tmp-igen): Use $(SHELL) whenever we invoke move-if-change.
61
ebc115b7
NC		 622003-04-06 Nick Clifton <nickc@redhat.com>
63
1eec9e33
NC		 64 * simops.c (OP_40): Delete. Move code to...
65 * v850-igen.c (): ...Here. Sign extend the first operand.
ebc115b7
NC		 66 * simops.h (OP_40): Remove prototype.
67
6b4a8935
AC		 682003-02-27 Andrew Cagney <cagney@redhat.com>
69
70 * interp.c (sim_open, sim_create_inferior): Rename _bfd to bfd.
71
0da2b665
AC		 722002-11-30 Andrew Cagney <cagney@redhat.com>
73
74 * simops.c: Use int, 1, 0 instead of boolean, true and false.
75 * sim-main.h: Ditto.
76
30458d39
JW		 772002-09-27 Jim Wilson <wilson@redhat.com>
78
79 * simops.c (OP_E6077E0): And op1 with 7 after reading register, not
80 before.
81 (BIT_CHANGE_OP): Likewise.
82
2e8162ce
JW		 832002-09-26 Jim Wilson <wilson@redhat.com>
84
85 * simops (OP_10007E0): Don't subtract 4 from PC.
86
5d6a173d
NC		 872002-09-19 Nick Clifton <nickc@redhat.com>
88
89 * interp.c (sim_open): Remove reference to v850ea.
90 (sim_create_inferior): Likewise.
91 * v850-dc: Likewise.
92 * v850.igen: Remove all references to v850ea, including v850ea
93 specific instructions.
94
e551c257
NC		 952002-08-29 Nick Clifton <nickc@redhat.com>
96
97 From 2001-08-23 Catherine Moore <clm@redhat.com>
98
99 * Makefile.in: Add gen-zero-r0 option.
100 * sim-main.h (GPR_SET, GPR_CLEAR): Define.
101 * simops.c (OP_24007E0): Sign extend the imm9
102 operand of a mul instruction.
103
d62274a3
AC		 1042002-06-17 Andrew Cagney <cagney@redhat.com>
105
106 * simops.c (trace_result): Fix printf formatting.
107
c8cca39f
AC		 1082002-06-16 Andrew Cagney <ac131313@redhat.com>
109
110 * configure: Regenerated to track ../common/aclocal.m4 changes.
111
7ef2d4e7
AC		 1122001-12-02 Andrew Cagney <ac131313@redhat.com>
113
114 * Makefile.in (simops.h, table.c): Delete targets.
115 (tmp-gencode, gencode.o, gencode): Delete targets.
116 (simops.h): New file.
117 ($(BUILT_SRC_FROM_IGEN)): Do not depend on simops.h.
118 * gencode.c: Delete file.
119
d4424ada
C		 1202001-04-15 J.T. Conklin <jtc@redback.com>
121
122 * Makefile.in (simops.o): Add simops.h to dependency list.
123
1e6cd159
AC		 1242001-03-14 Andrew Cagney <ac131313@redhat.com>
125
126 * Makefile.in (gencode): Link with libintl.
127
42acc51e
JL		 1282001-01-31 Jonathan Larmour <jlarmour@redhat.com>
129
130 * Makefile.in (gencode): Link with libopcodes in build tree rather
131 than building source files from there.
132
896ad910
NC		 1332000-05-30 Nick Clifton <nickc@cygnus.com>
134
135 * v850.igen: Remove illegal instruction pattern, since it is the
136 same as the breakpoint pattern.
137
eb2d80b4
AC		 138Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
139
140 * configure: Regenerated to track ../common/aclocal.m4 changes.
141
b9791fcd
FCE		 1422000-04-14 Gary Thomas <gthomas@redhat.com>
143
144 * v850.igen: Define 'br *' as illegal since this is the only
145 way to provide a breakpoint on some v850 family processors.
146
de616bc7
FCE		 1472000-03-24 Frank Ch. Eigler <fche@redhat.com>
148
149 * v850.igen (ilgop): New insn pattern for four-byte breakpoints.
150
d4f3574e
SS		 151Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
152
153 * configure: Regenerated to track ../common/aclocal.m4 changes.
154
cd0fc7c3
SS		 1551999-05-08 Felix Lee <flee@cygnus.com>
156
157 * configure: Regenerated to track ../common/aclocal.m4 changes.
158
c906108c
SS		 159Tue Dec 1 17:25:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
160
161 * Makefile.in (NL_TARGET): Define as -DNL_TARGET_v850.
162
163Wed Nov 25 17:52:58 1998 Andrew Cagney <cagney@b1.cygnus.com>
164
165 * Makefile.in (simops.o): Depends on targ-vals.h
166 * simops.c: Include targ-vals.h instead of
167 libgloss/.../syscall.h. Replace SYS_* with TARGET_SYS_*.
168 (divn, divun, OP_1C007E0, OP_18207E0, OP_1C207E0,OP_18007E0):
169 Replace signed long int with signed32.
170
171Fri Oct 9 18:02:25 1998 Doug Evans <devans@canuck.cygnus.com>
172
173 * interp.c: #include "itable.h".
174 (get_insn_name): New function.
175 (sim_open): Initialize CPU_INSN_NAME,CPU_MAX_INSNS.
176 * sim-main.h (MAX_INSNS,INSN_NAME): Delete.
177
178Wed May 6 19:43:27 1998 Doug Evans <devans@canuck.cygnus.com>
179
180 * sim-main.h (INSN_NAME): New arg `cpu'.
181
182Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
183
184 * configure: Regenerated to track ../common/aclocal.m4 changes.
185
186Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
187
188 * configure: Regenerated to track ../common/aclocal.m4 changes.
189 * config.in: Ditto.
190
191Sun Apr 26 15:19:14 1998 Tom Tromey <tromey@cygnus.com>
192
193 * acconfig.h: New file.
194 * configure.in: Reverted change of Apr 24; use sinclude again.
195
196Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
197
198 * configure: Regenerated to track ../common/aclocal.m4 changes.
199 * config.in: Ditto.
200
201Fri Apr 24 11:18:08 1998 Tom Tromey <tromey@cygnus.com>
202
203 * configure.in: Don't call sinclude.
204
205Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
206
207 * configure: Regenerated to track ../common/aclocal.m4 changes.
208 * sim-main.h (SIM_MAIN_H): Wrap header.
209
210Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
211
212 * configure: Regenerated to track ../common/aclocal.m4 changes.
213
214Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
215
216 * configure: Regenerated to track ../common/aclocal.m4 changes.
217
218Tue Mar 10 15:54:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
219
220 * interp.c (sim_stop): Delete, second attempt.
221
222Thu Feb 26 19:09:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
223
224 * interp.c (sim_info): Delete.
225
226Wed Feb 18 10:47:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
227
228 * sim-main.h (TRACE_ALU_INPUT*): Delete. Moved to sim-trace.[hc].
229
230 * simops.c (trace_result): Call trace_generic instead of
231 trace_one_insn.
232 (trace_module): Change variable type to integer.
233 (trace_input): Initialize trace_module with TRACE_ALU_IDX.
234
235 * sim-main.h (trace_module): Change variable decl to integer type.
236 (TRACE_BRANCH*, TRACE_LD, TRACE_ST): Update.
237
238Tue Feb 17 12:51:18 1998 Andrew Cagney <cagney@b1.cygnus.com>
239
240 * interp.c (sim_store_register, sim_fetch_register): Pass in
241 length parameter. Return -1.
242
243Tue Feb 3 16:24:42 1998 Andrew Cagney <cagney@b1.cygnus.com>
244
245 * sim-main.h (IMEM16, IMEM16_IMMED): Rename IMEM and
246 IMEM_IMMED. To match recent igen change.
247
248Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
249
250 * configure: Regenerated to track ../common/aclocal.m4 changes.
251
252Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
253
254 * configure: Regenerated to track ../common/aclocal.m4 changes.
255
256Fri Jan 30 09:51:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
257
258 * sim-main.h (CPU_CIA): Delete, replaced by.
259 (CIA_SET, CIA_SET): Define.
260
261Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
262
263 * configure: Regenerated to track ../common/aclocal.m4 changes.
264
265Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
266
267 * configure: Regenerated to track ../common/aclocal.m4 changes.
268 * config.in: Ditto.
269
270Fri Dec 5 09:26:08 1997 Nick Clifton <nickc@cygnus.com>
271
272 * v850.igen: Revert break value back to its old value.
273
274Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
275
276 * configure: Regenerated to track ../common/aclocal.m4 changes.
277
278Wed Dec 3 17:27:19 1997 Nick Clifton <nickc@cygnus.com>
279
280 * v850.igen: Make break have a zero first field, since otherwise
281 it clashes with the DIVH instruction.
282
283Sat Nov 22 21:32:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
284
285 * simops.c (OP_10007E0): Rename SIGABRT -> SIM_SIGABRT. Give
286 sim_stopped instead of sim_signalled.
287
288 * v850.igen (BREAK), simops.c (OP_12007E0): Rename SIGTRAP to
289 SIM_SIGTRAP.
290 (illegal): Rename SIGILL to SIM_SIGILL.
291
292 * sim-main.h, simops.c, interp.c: Do not include signal.h.
293
294 * sim-main.h: Include sim-signal.h instead of signal.h.
295 (SIGTRAP, SIGQUIT): Delete definition.
296 (SIG_V850_EXIT): Delete definition.
297
298Tue Nov 18 15:33:48 1997 Doug Evans <devans@canuck.cygnus.com>
299
300 * Makefile.in (SIM_OBJS): Use $(SIM_NEW_COMMON_OBJS).
301
302Fri Oct 31 10:33:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
303
304 * interp.c (sim_open): Check state magic number.
305 (sim-assert.h): Include.
306
307Tue Oct 28 11:06:47 1997 Andrew Cagney <cagney@b1.cygnus.com>
308
309 * v850.igen: Add model filter field to records.
310
311Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
312
313 * configure: Regenerated to track ../common/aclocal.m4 changes.
314
315Fri Sep 26 11:56:02 1997 Felix Lee <flee@cygnus.com>
316
317 * sim-main.h: delete null override of SIM_ENGINE_HALT_HOOK and
318 SIM_ENGINE_RESTART_HOOK.
319
320Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
321
322 * configure: Regenerated to track ../common/aclocal.m4 changes.
323
324Wed Sep 24 17:28:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
325
326 * sim-main.h (WITH_TARGET_WORD_MSB): Delete.
327
328 * configure.in (SIM_AC_OPTION_BITSIZE): Specify 32 bit
329 architecture with MSB == 31.
330
331Wed Sep 24 14:04:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
332
333 * v850.igen: Make divh insn with RRRRR==0 breakpoint.
334
335Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
336
337 * configure: Regenerated to track ../common/aclocal.m4 changes.
338
339Tue Sep 23 10:19:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
340
341 * Makefile.in (SIM_WARNINGS, SIM_ALIGNMENT, SIM_ENDIAN,
342 SIM_HOSTENDIAN, SIM_RESERVED_BITS): Delete, moved to common.
343 (SIM_EXTRA_CFLAGS): Update.
344
345Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
346
347 * configure: Regenerated to track ../common/aclocal.m4 changes.
348 * configure.in: Really specify NONSTRICT_ALIGNMENT as the default.
349
350Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
351
352 * configure.in: Specify NONSTRICT_ALIGNMENT as the default.
353 * configure: Regenerated to track ../common/aclocal.m4 changes.
354
355Fri Sep 19 10:37:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
356
357 * v850.igen (disp16): Use EXTEND16 to sign extend disp.
358 (disp22): Only shift left by 1, not 2.
359 ("jmp"): Ensure PC is 2 byte aligned.
360
361 * simops.c, v850.igen: Move "Bcond", "jr", "jarl" code to
362 v850.igen. Fix tracing.
363
364 * simops.c (OP_300, OP_400, OP_500): Move "sdl.b", "sld.h",
365 "sld.w" insns to v850.igen. Fix tracing.
366 (OP_70): Ditto for "sld.hu".
367
368 * v850.igen: Clarify tracing of "sld.b", "sld.h" et.al.
369
370 * simops.c (condition_met): Make global.
371
372 * sim-main.h (TRACE_ALU_INPUT3, TRACE_BRANCH0, TRACE_LD,
373 TRACE_ST): Define.
374 (TRACE_LD_NAME): Define.
375
376 * simops.c: Move "cmov", "cmov imm" to v850.igen, fix.
377
378Wed Sep 17 16:21:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
379
380 * simops.c: Move "mov", "reti", to v850.igen, fix tracing.
381
382 * interp.c (hash): Delete.
383
384 * v850.igen (nop): Really do nothing.
385
386 * interp.c (do_interrupt): Mask interrupts after PSW is saved, not
387 before.
388 * v850.igen (reti): Return to current PC not previous.
389
390Wed Sep 17 14:02:10 1997 Andrew Cagney <cagney@b1.cygnus.com>
391
392 * simops.c: Move "ctret", "bsw", "hsw" to v850.igen, fix tracing.
393 (trace_module): Global, save component/module name across insn.
394
395 * simops.c: Move "bsh" to v850.igen, fix.
396
397 * v850.igen (callt): Load correct number of bytes. Fix tracing.
398 (stsr, ldsr): Correct src, dest fields. Fix tracing.
399 (ctret): Force alignment. Fix tracing.
400
401Tue Sep 16 22:14:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
402
403 * simops.c (trace_output): Add result argument.
404 (trace_result): New function. Simpler version of trace_output,
405 assumes trace needed.
406 (trace_output): Call trace_result.
407 (trace_output): For IMM_REG_REG, trace correct register.
408 (trace_input): Add case for 16bit immediates.
409 (OP_600, OP_640, OP_680, OP_6C0, OP_6A0): Use.
410
411 * sim-main.h (TRACE_ALU_INPUT, TRACE_ALU_RESULT): Define.
412 (trace_values, trace_name, trace_pc, trace_num_values): Make
413 global.
414 (GR, SR): Define.
415
416 v850.insn (movea, stsr): Use.
417 (sxb, sxh, zxb, zxh): Ditto.
418
419Tue Sep 16 21:14:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
420
421 * simops.c: Move "movea" from here.
422 * v850.igen: To here.
423
424 * v850.igen (simm16): Define, sign extend imm16.
425 (uimm16): Define, no sign extension.
426 (addi, andi, movea, movhi, mulhi, ori, satsubi, xori): Use.
427
428 * simops.c: Move "sxh", "switch", "sxb", "callt", "dispose",
429 "mov32" from here.
430 * v850.igen: To here.
431 (switch): Fix off by two error in NIA calc.
432
433Tue Sep 16 15:14:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
434
435 * simops.c (trace_pc, trace_name, trace_values, trace_num_values):
436 New static globals.
437 (trace_input): Just save pc, name and values for trace_output.
438 (trace_output): Write trace values to a buffer. Use
439 trace_one_insn to print trace info and buffer.
440 (SIZE_OPERANDS, SIZE_LOCATION): Delete.
441
442Tue Sep 16 09:02:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
443
444 * sim-main.h (struct _sim_cpu): Add psw_mask so that reserved bits
445 can be masked out.
446
447 * simops.c (OP_2007E0, OP_4007E0): Move "ldsr", "stsr"
448 instructions from here.
449 * v850.igen (ldsr, stsr): To here. Mask out reserved bits when
450 setting PSW.
451
452 * interp.c (sim_open): Set psw_mask if machine known.
453
454Tue Sep 16 10:20:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
455
456 * v850-dc: Add rule to diferentiate between breakpoint and divh.
457 * v850.igen (break): New instruction, breakpoint simulator.
458 * v850.igen (breakpoint): Enable. Change to a 32bit instruction.
459
460Mon Sep 15 18:44:05 1997 Jim Wilson <wilson@cygnus.com>
461
462 * simops.c (Multiply64): Don't store into register zero.
463
464Tue Sep 16 09:02:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
465
466 * Makefile.in (semantics.o): Add dependency.
467
468 * sim-main.h (SAVE_1, SAVE_2): Perform backward compatible save,
469 do not adjust CIA/NIA.
470
471Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
472
473 * simops.c (OP_300, OP_400, OP_70): Make behavour depend on PSW[US].
474
475 * simops.c: Move "divun", "sld.bu", "divhn", "divhun", "divn",
476 "divun", "pushml" code from here to v850.igen.
477 (divun): Make global.
478 (type3_regs): Make global
479
480 * v850.igen: Move simops.c code to here.
481
482 * interp.c (sim_create_inferior): For v850eq set US bit by
483 default.
484
485 * interp.c (sim_open): Don't set arch, now set by
486 sim_analyze_program.
487
488 * configure: Regenerated to track ../common/aclocal.m4 changes.
489
490Mon Sep 15 14:39:34 1997 Andrew Cagney <cagney@b1.cygnus.com>
491
492 * simops.c (op_types): Move from here.
493 sim-main.h: To here.
494
495 * sim-main.h (trace_input, trace_output), simops.c: Make global.
496
497 * simops.c (OP_60): Move "jmp" code from here.
498 * v850.igen (jmp): To here.
499
500 * simops.c (OP_60): Move "sld.bu" code from here.
501 * v850.igen (sld.bu): To here.
502
503Fri Sep 12 15:11:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
504
505 * v850.igen (prepare, ...): Add to v850eq architecture.
506
507 * interp.c (sim_open): Default to v850eq.
508
509 * interp.c (sim_open): Default to v850e.
510 * sim-main.h (signal.h): Include.
511
512 * v850.igen (illegal): Report/halt illegal instructions.
513
514 * Makefile.in (SIM_EXTRA_CFLAGS): Add SIM_RESERVED_BITS.
515
516 * configure.in: Add reserved bits option.
517 * configure: Regenerate.
518
519Thu Sep 11 08:40:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
520
521 * interp.c (sim_open): Use sim_do_commandf instead of asprintf.
522
523 * sim-main.h (INSN_NAME):
524
525 * Makefile.in (INCLUDE): Add SIM_EXTRA_DEPS.
526 (SIM_EXTRA_DEPS): Add itable.h
527 (tmp-gencode): Does not depend on simops.h
528
529 * sim-main.h (itable.h): Include.
530 (MAX_INSNS, INSN_NAME): Define.
531
532 * interp.c: Compute inttype from the interrupt_names index that
533 was passed in.
534
535Wed Sep 10 10:25:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
536
537 * simops.c (trace_input): Use trace_printf instead of
538 sim_io_printf.
539 (trace_output): Ditto.
540 (trace_input): Only trace when TRACE_ALU_P. Delete code
541 disasembling instruction.
542 (trace_output): Only trace when TRACE_ALU_P.
543
544Tue Sep 9 01:29:50 1997 Andrew Cagney <cagney@b1.cygnus.com>
545
546 * simops.c (trace_input, trace_output): Use sim_io_printf.
547 (OP_620): Pass correct argument to trace.
548 (OP_E607E0): Ditto.
549 (trace_input): Obtain prog_bfd, text_start et.al from simulator
550 struct.
551
552Mon Sep 8 21:03:52 1997 Andrew Cagney <cagney@b1.cygnus.com>
553
554 * v850.igen: New file.
555 * v850-dc: New file.
556
557Mon Sep 8 18:33:04 1997 Andrew Cagney <cagney@b1.cygnus.com>
558
559
560 * sim-main.h (SEXT16): Delete, use EXTEND16.
561 (SEXT8): Delete, use EXTEND8.
562 (SEXT32): Delete, used?
563 (SEXT40, SEXT44, SEXT64): Use UNSIGNED64 for constants, not ...LL.
564 (WITH_TARGET_WORD_MSB): Define as 31. v850 little bit endian.
565
566 * simops.c: Use EXTEND15 from sim-bits instead of SEXT16.
567
568 * sim-main.h (DEBUG_TRACE, DEBUG_VALUES, v850_debug): Delete,
569 replace with TRACE_INSN_P and TRACE_ALU_P.
570
571 * simops.c (trace_input, trace_output): Update.
572
573 * interp.c (sim_engine_run): Delete.
574 (lookup_hash): Delete.
575 (sim_open): Do not fill hash table.
576 (sim_trace): Delete.
577
578Fri Sep 5 17:04:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
579
580 * simops.c (OP_FFFF): Use sim_engine_halt.
581 (OP_12007E0): Ditto.
582 (OP_10007E0): Ditto.
583
584 * sim-main.h (struct sim_cpu): Delete member exception. Using
585 sim-engine et.al.
586
587 * interp.c (sim_info): Do not do anything in sim-info.
588 (sim_stop): Delete, replace with sim-stop.
589 (sim_stop_reason): Delete, replace with sim-reason.
590
591 * sim-main.h (WITH_WATCHPOINTS): Define.
592 (WITH_MODULO_MEMORY): Define
593
594 * Makefile.in (SIM_OBJS): Add sim-resume, sim-watch, sim-stop,
595 sim-reason.
596
597 * interp.c (enum interrupt_cond_type): Delete.
598 (struct interrupt_generator): Delete.
599 (enum interrupt_type): Drop int_none.
600 (sim_open): Initialize WATCHPOINT module.
601 (sim_resume, sim_run): Rename sim_resume to sim_run.
602 (sim_engine_run): Replace interrupt code with call to sim-events.
603 (sim_set_interrupt): Delete.
604 (sim_parse_number): Delete.
605
606Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
607
608 * configure: Regenerated to track ../common/aclocal.m4 changes.
609
610Thu Sep 4 18:11:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
611
612 * simops.c (fetch_argv): New function, fetch a arg vector from
613 simulator memory.
614
615 * configure.in: Check for fork, execve, execv.
616 * configure: Regenerate.
617
618 * interp.c (sim_store_register, sim_fetch_register): Use H2T_4 and
619 T2H_4 for byte swapping.
620
621 * sim-main.h, interp.c (get_word, get_half, get_byte, put_word,
622 put_half, put_byte): Delete.
623
624 * Makefile.in (SIM_OBJS): Add sim-memopt.o module.
625
626 * sim-main.h (load_mem, store_mem): Redefine as macros.
627 (IMEM, IMEM_IMMED): New macros - fetch instructions.
628
629 * simops.c (OP_10007E0): For SYS_read, SYS_write, SYS_open
630 transfer data via a buffer.
631 (fetch_str): New function, fetch string from memory.
632
633 * Makefile.in (SIM_OBJS): Add sim-hrw.o module.
634
635 * interp.c (sim_open): Establish memory maps using sim-memopt.c
636 via sim_do_command.
637 (sim_do_command): Print error if memory-map command is used. Call
638 sim_args_command.
639 (map): Delete, replaced by sim-core.
640 (sim_memory_init): Delete, replaced by sim-core.
641 (sim_set_memory_map): Delete, replaced by sim-memopt.
642 (load_mem): Delete, replaced by sim-core.
643 (store_mem): Delete, replaced by sim-core.
644 (sim_write): Delete, replaced by sim-hrw.
645 (sim_read): Delete, replaced by sim-hrw.
646
647 * sim-main.h (struct sim_state): Remove memory members, using
648 sim-core.c
649
650Wed Sep 3 10:18:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
651
652 * sim-main.h: Replace SIM_HAVE_FLATMEM with mem ptr.
653 * interp.c (map): Do not add to a void pointer.
654
655 * Makefile.in (INCLUDE): Add sim-main.h
656
657 * configure.in: Check for time.h
658 * configure: Re-generate.
659
660 * interp.c (struct interrupt_generator): Make time unsigned long,
661 address SIM_ADDR.
662 (sim_resume): Make oldpc SIM_ADDR.
663 (struct hash_entry): Make mask/opcode unsigned.
664
665 * v850_sim.h (struct simops ): Make opcode and mask unsigned.
666
667 * simops.c (utime.h): Include if available.
668 (OP_10007E0): Check for UTIME function.
669 (divun): Put parentheses around shift argument.
670 (OP_640): Put parentheses around shift argument, was wrong.
671 (OP_107F0): Return something.
672
673 * interp.c (sim_parse_number): Use strtoul not strtol.
674 (sim_resume): Use sim_elapsed_time_get to keep track of the time.
675
676 * configure.in (SIM_AC_OPTION_WARNINGS): Add.
677 (SIM_AC_OPTION_ENDIAN): Set to hardwired big.
678 (SIM_AC_OPTION_HOST_ENDIAN): Add.
679 (AC_CHECK_FUNCS): Add utime.
680 (AC_CHECK_HEADERS): Add stdlib.h, string.h, strings.h, utime.h
681 configure: Regenerate.
682
683
684 * Makefile.in (SIM_RUN_OBJS): Use nrun.o.
685 (SIM_OBJS): Add sim-io.o, sim-hload.o, sim-utils.o, sim-options.o,
686 sim-config.o, sim-module.o, sim-events.o, sim-core.o,
687 sim-endian.o, sim-engine.o, sim-trace.o, sim-profile.o
688 (SIM_ENDIAN, SIM_WARNGINS): Define.
689
690 * simops.c (OP_10007E0): Use sim_io_* for transfers.
691
692 * interp.c (sim_resume): Pass sd around.
693
694 * simops.c (sim-main.h): Include.
695
696 * gencode.c (write_template): Generate #include sim-main.h.
697 (write_opcodes): Ditto.
698
699 * interp.c (prog_bfd, prog_bfd_was_opened_p): Delete.
700 (v850_callback): Ditto.
701 (sim_kind, myname): Ditto.
702 (lookup_hash): Pass SD. Use sim_io_error.
703 (sim_set_memory_map): Pass in SD, use.
704 (init_system): Pass in SD, use.
705 (sim_open): Update.
706 (sim_set_profile): Delete.
707 (sim_set_profile_size): Delete.
708 (do_interrupt): Pass in SD, use.
709 (sim_info): Use sim_io_printf.
710 (sim_create_inferior): Reset registers. Set PC from prog_bfd
711 argument.
712 (sim_load): Delete, use common/sim-hload.c
713 (sim_size): Rename to sim_memory_init.
714 (sim_write): Remove call to init_system.
715 (init_system): Delete.
716 (sim_set_callbacks): Delete.
717 (sim_set_interrupt): Pass in SD, use.
718 (start_time): Delete.
719
720 * v850_sim.h: Remove everything except `struct simops' from here.
721 * sim-main.h: Move most to here.
722 * gencode.c: Move #includes to here.
723
724 * sim-main.h(struct _sim_cpu): Rename struct _state.
725 (#define PC, et.al.): Update
726 (v850_callback): Delete. Replaced with SIM_DESC arg.
727 (int8, uint8, int16, uint16, int32, uint32): Define types using
728 unsigned8 et.al from common/sim-types.h.
729 * sim-main.h (State): Define as STATE_CPU.
730
731Mon Sep 1 12:07:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
732
733 * configure.in: Check for time, chmod.
734 * configure: Regenerate.
735 * simops.c (SYS_time, SYS_chmod): Use HAVE_TIME, HAVE_CHMOD.
736
737 * simops.c (../../libgloss/v850/sys/syscall.h): Include instead of
738 sys/syscall.h.
739 (OP_10007E0): Check the existance each SYS_* macro independantly.
740
741 * v850_sim.h (SIGQUIT, SIGTRAP): Only define if missing.
742
743Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
744
745 * configure: Regenerated to track ../common/aclocal.m4 changes.
746 * config.in: Ditto.
747
748Tue Aug 26 10:42:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
749
750 * interp.c (sim_kill): Delete.
751 (sim_create_inferior): Add ABFD argument.
752 (sim_load): Move setting of PC from here.
753 (sim_create_inferior): To here.
754
755Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
756
757 * configure: Regenerated to track ../common/aclocal.m4 changes.
758 * config.in: Ditto.
759
760Mon Aug 25 11:31:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
761
762 * interp.c (sim_open): Add ABFD argument.
763
764Fri Aug 22 10:39:28 1997 Nick Clifton <nickc@cygnus.com>
765
766 * simops.c (bsh): Only set CY flag if either of the bottom
767 bytes is zero.
768
769 * simops.c (prepare, dispose): Lower numbered
770 registers go to higher numbered address.
771
772 * simops.c (unsigned divide instructions): S bit set if result has
773 top bit set.
774
775 * simops.c (pushml, pushmh, popml, popmh): Lower numbered
776 registers go to higher numbered address.
777
778Wed Aug 20 13:56:35 1997 Nick Clifton <nickc@cygnus.com>
779
780 * simops.c (OP_107E0, OP_107F0, OP_307E0, OP_307F0): Use correct
781 interpretation of SR bit in list18 structure.
782 (divn, divun): New functions to perform N step divide functions.
783
784Mon Aug 18 10:59:02 1997 Nick Clifton <nickc@cygnus.com>
785
786 * simops.c (OP_300, OP_400, OP_60, OP_70): Support variant opcodes
787 with US bit set in the PSW.
788
789Wed Aug 13 19:06:55 1997 Nick Clifton <nickc@cygnus.com>
790
791 * interp.c (sim_resume): Opcode functions return amount to be
792 added to PC and all opcodes take a standard format in the OP[]
793 array.
794
795 (do_format_*): Functions removed.
796
797 * v850_sim.h (SP, EP): New register mnemonics.
798
799 * gencode.c (write_header): Functions prototypes return an
800 integer.
801
802 * simops.c: Opcode functions return amount to be added to PC.
803
804 * v850_sim.h (CTPC, CTPSW, CTBP): New register mnemonics.
805
806 * simops.c: Add support for v850e instructions.
807
808 * simops.c: Add support for v850eq instructions.
809
810Tue May 20 10:24:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
811
812 * interp.c (sim_open): Add callback argument.
813 (sim_set_callbacks): Delete SIM_DESC argument.
814
815Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
816
817 * configure: Regenerated to track ../common/aclocal.m4 changes.
818
819Wed Apr 23 17:20:16 1997 Doug Evans <dje@canuck.cygnus.com>
820
821 * interp.c (prog_bfd_was_opened_p): New static local.
822 (prog_bfd): New global variable.
823 (sim_open): Undo patch to add -E support.
824 (sim_close): Close prog_bfd if sim_load opened it.
825 (sim_load): Record bfd of loaded file in prog_bfd.
826 * simops.c (prog_bfd): Renamed from exec_bfd.
827
828Fri Apr 18 14:17:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
829
830 * interp.c (sim_stop): Stub function.
831
832Thu Apr 17 03:53:18 1997 Doug Evans <dje@canuck.cygnus.com>
833
834 * Makefile.in (SIM_OBJS): Add sim-load.o.
835 * interp.c (sim_kind, myname): New static locals.
836 (sim_open): Set sim_kind, myname. Ignore -E arg.
837 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
838 load file into simulator. Set start address from bfd.
839 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
840
841Wed Apr 16 19:53:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
842
843 * simops.c (OP_10007E0): Only provide system calls SYS_execv,
844 SYS_wait, SYS_wait, SYS_utime, SYS_time if defined by the host.
845
846Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
847
848 * configure: Regenerated to track ../common/aclocal.m4 changes.
849 * config.in: Ditto.
850
851Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
852
853 * interp.c (sim_open): New arg `kind'.
854
855 * configure: Regenerated to track ../common/aclocal.m4 changes.
856
857Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
858
859 * configure: Regenerated to track ../common/aclocal.m4 changes.
860
861Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
862
863 * configure: Regenerated to track ../common/aclocal.m4 changes.
864
865Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
866
867 * configure: Re-generate.
868
869Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
870
871 * configure: Regenerate to track ../common/aclocal.m4 changes.
872
873Thu Mar 13 13:00:54 1997 Doug Evans <dje@canuck.cygnus.com>
874
875 * interp.c (sim_open): New SIM_DESC result. Argument is now
876 in argv form.
877 (other sim_*): New SIM_DESC argument.
878
879Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
880
881 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
882 COMMON_{PRE,POST}_CONFIG_FRAG instead.
883 * configure.in: sinclude ../common/aclocal.m4.
884 * configure: Regenerated.
885
886Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
887
888 * configure configure.in Makefile.in: Update to new configure
889 scheme which is more compatible with WinGDB builds.
890 * configure.in: Improve comment on how to run autoconf.
891 * configure: Re-run autoconf to get new ../common/aclocal.m4.
892 * Makefile.in: Use autoconf substitution to install common
893 makefile fragment.
894
895Mon Jan 20 16:05:34 1997 Michael Meissner <meissner@tiktok.cygnus.com>
896
897 * simops.c (OP_{E0,2E0,6E0}): The multiply operations sign extend,
898 not zero extend.
899
900Tue Jan 14 17:06:03 1997 Stu Grossman (grossman@critters.cygnus.com)
901
902 * simops.c: Put ifdefs around things to make MSVC happy. Get rid
903 of unistd.h. Disable SYS_stat, SYS_chown, SYS_time, SYS_times,
904 SYS_gettimeofday and SYS_utime from MSVC.
905
906Tue Dec 31 18:11:13 1996 Michael Meissner <meissner@tiktok.cygnus.com>
907
908 * simops.c (OP_10007E0): Know that kill encodes the signal number
909 via: 0xdead0000 | signal and turn it back into a signal.
910
911Fri Dec 27 14:44:06 1996 Michael Meissner <meissner@tiktok.cygnus.com>
912
913 * v850_sim.h (SIG_V850_EXIT): Define as -1.
914
915 * interp.c (sim_open): Cast calloc function.
916 (sim_stop_reason): If signal is SIG_V850_EXIT, inform gdb the
917 program exited with the appropriate exit code.
918 (sim_set_interrupt): Declare buildargv.
919
920 * simops.c (OP_10007E0): Make exit signal normal exit. Make time
921 type correct and work on big endian systems.
922
923Wed Nov 20 02:18:44 1996 Doug Evans <dje@canuck.cygnus.com>
924
925 * Makefile.in: Delete stuff moved to ../common/Make-common.in.
926 (SIM_OBJS,SIM_EXTRA_CFLAGS,SIM_EXTRA_CLEAN): Define.
927 * configure.in: Simplify using macros in ../common/aclocal.m4.
928 Call AC_CHECK_HEADERS(unistd.h).
929 * configure: Regenerated.
930 * config.in: New file.
931 * simops.c: #include "config.h". #include <unistd.h> if present.
932
933Sun Nov 3 23:02:54 1996 Stan Shebs <shebs@andros.cygnus.com>
934
935 * v850_sim.h (State): New slots dummy_mem, pending_nmi.
936 (EIPC, etc): New macros for system registers.
937 * simops.c, interp.c: Use everywhere.
938
939 * interp.c: Add support for interrupts issued by interrupt
940 generators, either PC- or time-based. Controlled by simulator
941 command "sim interrupt".
942
943 * interp.c: Add support for variable-size allocation of memory,
944 via simulator command "sim memory-map".
945 (map): Issue SIGSEGV for references to invalid memory regions.
946
947Thu Oct 31 14:44:10 1996 Gavin Koch <gavin@cygnus.com>
948
949 * simops.c: Include <sys/time.h> for struct timeval and
950 struct timezone.
951
952Wed Oct 30 08:49:10 1996 Jeffrey A Law (law@cygnus.com)
953
954 * simops.c (OP_10007E0): Handle SYS_times and SYS_gettimeofday.
955
956 * simops.c (OP_10007E0): Handle SYS_time.
957
958Tue Oct 29 14:22:55 1996 Jeffrey A Law (law@cygnus.com)
959
960 * simops.c: Include <sys/stat.h>.
961 (OP_10007E0): Handle SYS_stat.
962
963Thu Oct 24 12:26:35 1996 Jeffrey A Law (law@cygnus.com)
964
965 * simops.c (OP_10007E0): Don't declare errno.
966
967 * simops.c (OP_500): Mask off low bit in displacement
968 for sld.w.
969 (OP_501): Similarly.
970
971 * simops.c (OP_500): Fix displacement handling for sld.w.
972 (OP_501): Similarly for sst.w.
973
974 * simops.c (trace_input): Remove all references to SEXT7.
975 (OP_300, OP_400, OP_500, OP_380, OP_480, OP_501): Displacement
976 is zero extended for sst/sld instructions.
977 * v850_sim.h (SEX7): Delete. It's no longer needed (and it
978 was incorrect anyway).
979
980Thu Oct 24 10:33:33 1996 Stu Grossman (grossman@critters.cygnus.com)
981
982 * Makefile.in: Get rid of srcroot. Set all INSTALL macros via
983 autoconf.
984 * gencode.c (write_opcodes): Pad operands field to account for
985 MSVC braindamage.
986 * simops.c: Include errno.h. Exclude SYS_chown, since MSVC
987 doesn't support it. (Why is this here in the first place?!?)
988 * v850_sim.h: Get rid of 64 bit defs. Also, get rid of #elif's.
989 Change number of operands in struct simops from 9 to 6. Define
990 SIGTRAP and SIGQUIT for MSVC.
991
992Tue Oct 15 16:19:51 1996 Stu Grossman (grossman@critters.cygnus.com)
993
994 * interp.c (MEM_SIZE): It's now bytes, not a power of 2.
995 * (map): Add support for external mem in the 1->2 meg range.
996 Also, abort() when memory access is way out of bounds. (Better to
997 die than to give wrong result. (This will be fixed later.))
998 * (sim_size): MEM_SIZE is now bytes, not shift factor.
999
1000Tue Oct 1 15:53:24 1996 Gavin Koch <gavin@cygnus.com>
1001
1002 * simops.c (trace_input): Swapped order of operands for output
1003 output of OP_IMM_REG. Changed the fetching of the operands for
1004 OP_LOAD32, and OP_STORE32 to work like op-function.
1005
1006Mon Sep 30 15:46:33 1996 Stu Grossman (grossman@critters.cygnus.com)
1007
1008 * interp.c: Move includes of remote-sim.h and callback.h to
1009 v850-sim.h.
1010 * (lookup_hash): Add PC to report of hash failure.
1011 * (map load_mem store_mem): New memory subsystem. Models V851
1012 memory system.
1013 * (sim_write sim_read): Use new memory subsystem.
1014 * (sim_resume): Don't load and save PC into EIPC anymore. Needed
1015 to make user-defined traps work right.
1016 * simops.c (OP_*): Use new memory subsystem.
1017 * (OP_14007E0 (reti)): Implement reti.
1018 * (OP_14996E0 (trap)): Implement user-defined traps. Move I/O to
1019 trap 31. Use new memory subsystem.
1020 * v850_sim.h: Prototypes for load_mem, store_mem and map. Use
1021 load_mem in RLW macro.
1022
1023Fri Sep 27 18:34:09 1996 Stu Grossman (grossman@critters.cygnus.com)
1024
1025 * gencode.c (write_opcodes): Output hex values for opcode mask
1026 and patterns.
1027 * interp.c (sim_resume): Save and restore PC from the appropriate
1028 register.
1029 * (sim_fetch_register sim_store_register): Fix byte-order problem
1030 with reading and writing registers.
1031 * simops.c (OP_FFFF): Implement pseudo-breakpoint insn.
1032
1033Fri Sep 27 17:42:37 1996 Jeffrey A Law (law@cygnus.com)
1034
1035 * simops.c (trace_input): Fix thinko.
1036
1037Wed Sep 18 09:54:12 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1038
1039 * simops.c (exec_bfd): Rename from sim_bfd.
1040 (trace_input): Ditto.
1041
1042Thu Sep 12 12:03:05 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1043
1044 * simops.c (trace_input): Use find_nearest_line to print line
1045 number, function name or file name of PC.
1046
1047Wed Sep 11 16:44:37 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1048
1049 * simops.c: Add tracing support. Use SEXTxx macros instead of
1050 doing hardwired shifts.
1051
1052 * configure.in (--enable-sim-cflags): Add switch to add additional
1053 flags to simulator buld. If --enable-sim-cflags=trace, turn on
1054 tracing.
1055 * configure: Regenerate.
1056
1057 * Makefile.in: Don't require a VPATH capable make if configuring
1058 in the same directory. Don't use CFLAGS for configuration flags.
1059 Add flags from --enable-sim-cflags. Support canadian cross
1060 builds. Rebuild whole simulator if include files change.
1061
1062 * interp.c (v850_debug): New global for debugging.
1063 (lookup_hash,sim_size,sim_set_profile): Use
1064 printf_filtered callback, instead of calling printf directly.
1065 (sim_{open,trace}): Enable tracing if -t and compiled for tracing.
1066
1067 * v850_sim.h: Use limits.h to set the various sized types.
1068 (SEXT{5,7,16,22}): New macros.
1069
1070Mon Sep 9 20:50:46 1996 Jeffrey A Law (law@cygnus.com)
1071
1072 * interp.c (hash): Make this an inline function
1073 when compiling with GCC. Simplify.
1074 * simpos.c: Explicitly include "sys/syscall.h". Remove
1075 some #if 0'd code. Enable more emulated syscalls.
1076
1077Wed Sep 4 01:48:55 1996 Jeffrey A Law (law@cygnus.com)
1078
1079 * interp.c: Fix sign bit handling for add and sub instructions.
1080
1081Tue Sep 3 10:20:30 1996 Jeffrey A Law (law@cygnus.com)
1082
1083 * gencode.c: Fix various indention & style problems.
1084 Remove test code. Remove #if 0 code.
1085 * interp.c: Provide prototypes for all static functions.
1086 Fix minor indention problems.
1087 (sim_open, sim_resume): Remove unused variables.
1088 (sim_read): Return type is "int".
1089 * simops.c: Remove unused variables.
1090 (divh): Make result of divide-by-zero zero.
1091 (setf): Initialize result to keep compiler quiet.
1092 (sar instructions): These just clear the overflow bit.
1093 * v850_sim.h: Provide prototypes for put_byte, put_half
1094 and put_word.
1095
1096 * interp.c: OP should be an array of 32bit operands!
1097 (v850_callback): Declare.
1098 (do_format_5): Fix extraction of OP[0].
1099 (sim_size): Remove debugging printf.
1100 (sim_set_callbacks): Do something useful.
1101 (sim_stop_reason): Gross hacks to get c-torture running.
1102 * simops.c: Simplify code for computing targets of bCC
1103 insns. Invert 's' bit if 'ov' bit is set for some
1104 instructions. Fix 'cy' bit handling for numerous
1105 instructions. Make the simulator stop when a halt
1106 instruction is encountered. Very crude support for
1107 emulated syscalls (trap 0).
1108 * v850_sim.h: Include "callback.h" and declare
1109 v850_callback. Items in the operand array are 32bits.
1110
1111Sun Sep 1 22:35:35 1996 Jeffrey A Law (law@cygnus.com)
1112
1113 * interp.c (sim_resume): Fix code to check for a format 3
1114 opcode.
1115 * simops.c: bCC insns only argument is a constant, not a
1116 register value (duh...)
1117
1118Fri Aug 30 10:33:49 1996 Jeffrey A Law (law@cygnus.com)
1119
1120 * simops.c: Fix "not1" and "set1".
1121
1122 * simops.c: Don't forget to initialize temp for
1123 "ld.h" and "ld.w"
1124
1125 * interp.c: Remove various debugging printfs.
1126
1127 * simops.c: Fix satadd, satsub boundary case handling.
1128
1129 * interp.c (hash): Fix.
1130 * interp.c (do_format_8): Get operands correctly and
1131 call the target function.
1132 * simops.c: Rough cut at "clr1", "not1", "set1", and "tst1".
1133
1134Thu Aug 29 13:53:29 1996 Jeffrey A Law (law@cygnus.com)
1135
1136 * interp.c (do_format_4): Get operands correctly and
1137 call the target function.
1138 * simops.c: Rough cut at "sld.b", "sld.h", "sld.w", "sst.b",
1139 "sst.h", and "sst.w".
1140
1141 * v850_sim.h: The V850 doesn't have split I&D spaces. Change
1142 accordingly. Remove many unused definitions.
1143 * interp.c: The V850 doesn't have split I&D spaces. Change
1144 accordingly.
1145 (get_longlong, get_longword, get_word): Deleted.
1146 (write_longlong, write_longword, write_word): Deleted.
1147 (get_operands): Deleted.
1148 (get_byte, get_half, get_word): New functions.
1149 (put_byte, put_half, put_word): New functions.
1150 * simops.c: Remove unused functions. Rough cut at
1151 "ld.b", "ld.h", "ld.w", "st.b", "st.h", "st.w" insns.
1152
1153 * v850_sim.h (struct _state): Remove "psw" field. Add
1154 "sregs" field.
1155 (PSW): Remove bogus definition.
1156 * simops.c: Change condition code handling to use the psw
1157 register within the sregs array. Handle "ldsr" and "stsr".
1158
1159 * simops.c: Handle "satadd", "satsub", "satsubi", "satsubr".
1160
1161 * interp.c (do_format_5): Get operands correctly and
1162 call the target function.
1163 (sim_resume): Don't do a PC update for format 5 instructions.
1164 * simops.c: Handle "jarl" and "jmp" instructions.
1165
1166 * simops.c: Fix minor typos. Handle "cmp", "setf", "tst"
1167 "di", and "ei" instructions correctly.
1168
1169 * interp.c (do_format_3): Get operands correctly and call
1170 the target function.
1171 * simops.c: Handle bCC instructions.
1172
1173 * simops.c: Add condition code handling to shift insns.
1174 Fix minor typos in condition code handling for other insns.
1175
1176 * Makefile.in: Fix typo.
1177 * simops.c: Add condition code handling to "sub" "subr" and
1178 "divh" instructions.
1179
1180 * interp.c (hash): Update to be more accurate.
1181 (lookup_hash): Call hash rather than computing the hash
1182 code here.
1183 (do_format_1_2): Handle format 1 and format 2 instructions.
1184 Get operands correctly and call the target function.
1185 (do_format_6): Get operands correctly and call the target
1186 function.
1187 (do_formats_9_10): Rough cut so shift ops will work.
1188 (sim_resume): Tweak to deal with format 1 and format 2
1189 handling in a single funtion. Don't update the PC
1190 for format 3 insns. Fix typos.
1191 * simops.c: Slightly reorganize. Add condition code handling
1192 to "add", "addi", "and", "andi", "or", "ori", "xor", "xori"
1193 and "not" instructions.
1194 * v850_sim.h (reg_t): Registers are 32bits.
1195 (_state): The V850 has 32 general registers. Add a 32bit
1196 psw and pc register too. Add accessor macros
1197
1198 * Makefile.in, interp.c, v850_sim.h: Bring over endianness
1199 changes from the d10v simulator.
1200
1201 * simops.c: Add shift support.
1202
1203 * simops.c: Add multiply & divide support. Abort for system
1204 instructions.
1205
1206 * simops.c: Add logicals, mov, movhi, movea, add, addi, sub
1207 and subr. No condition codes yet.
1208
1209Wed Aug 28 13:53:22 1996 Jeffrey A Law (law@cygnus.com)
1210
1211 * ChangeLog, Makefile.in, configure, configure.in, v850_sim.h,
1212 gencode.c, interp.c, simops.c: Created.
1213
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