Indented m68k-tdep.c using gdb_indent.sh
[deliverable/binutils-gdb.git] / sim / v850 / ChangeLog
CommitLineData
c8cca39f
AC
12002-06-16 Andrew Cagney <ac131313@redhat.com>
2
3 * configure: Regenerated to track ../common/aclocal.m4 changes.
4
7ef2d4e7
AC
52001-12-02 Andrew Cagney <ac131313@redhat.com>
6
7 * Makefile.in (simops.h, table.c): Delete targets.
8 (tmp-gencode, gencode.o, gencode): Delete targets.
9 (simops.h): New file.
10 ($(BUILT_SRC_FROM_IGEN)): Do not depend on simops.h.
11 * gencode.c: Delete file.
12
d4424ada
C
132001-04-15 J.T. Conklin <jtc@redback.com>
14
15 * Makefile.in (simops.o): Add simops.h to dependency list.
16
1e6cd159
AC
172001-03-14 Andrew Cagney <ac131313@redhat.com>
18
19 * Makefile.in (gencode): Link with libintl.
20
42acc51e
JL
212001-01-31 Jonathan Larmour <jlarmour@redhat.com>
22
23 * Makefile.in (gencode): Link with libopcodes in build tree rather
24 than building source files from there.
25
896ad910
NC
262000-05-30 Nick Clifton <nickc@cygnus.com>
27
28 * v850.igen: Remove illegal instruction pattern, since it is the
29 same as the breakpoint pattern.
30
eb2d80b4
AC
31Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
32
33 * configure: Regenerated to track ../common/aclocal.m4 changes.
34
b9791fcd
FCE
352000-04-14 Gary Thomas <gthomas@redhat.com>
36
37 * v850.igen: Define 'br *' as illegal since this is the only
38 way to provide a breakpoint on some v850 family processors.
39
de616bc7
FCE
402000-03-24 Frank Ch. Eigler <fche@redhat.com>
41
42 * v850.igen (ilgop): New insn pattern for four-byte breakpoints.
43
d4f3574e
SS
44Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
45
46 * configure: Regenerated to track ../common/aclocal.m4 changes.
47
cd0fc7c3
SS
481999-05-08 Felix Lee <flee@cygnus.com>
49
50 * configure: Regenerated to track ../common/aclocal.m4 changes.
51
c906108c
SS
52Tue Dec 1 17:25:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
53
54 * Makefile.in (NL_TARGET): Define as -DNL_TARGET_v850.
55
56Wed Nov 25 17:52:58 1998 Andrew Cagney <cagney@b1.cygnus.com>
57
58 * Makefile.in (simops.o): Depends on targ-vals.h
59 * simops.c: Include targ-vals.h instead of
60 libgloss/.../syscall.h. Replace SYS_* with TARGET_SYS_*.
61 (divn, divun, OP_1C007E0, OP_18207E0, OP_1C207E0,OP_18007E0):
62 Replace signed long int with signed32.
63
64Fri Oct 9 18:02:25 1998 Doug Evans <devans@canuck.cygnus.com>
65
66 * interp.c: #include "itable.h".
67 (get_insn_name): New function.
68 (sim_open): Initialize CPU_INSN_NAME,CPU_MAX_INSNS.
69 * sim-main.h (MAX_INSNS,INSN_NAME): Delete.
70
71Wed May 6 19:43:27 1998 Doug Evans <devans@canuck.cygnus.com>
72
73 * sim-main.h (INSN_NAME): New arg `cpu'.
74
75Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
76
77 * configure: Regenerated to track ../common/aclocal.m4 changes.
78
79Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
80
81 * configure: Regenerated to track ../common/aclocal.m4 changes.
82 * config.in: Ditto.
83
84Sun Apr 26 15:19:14 1998 Tom Tromey <tromey@cygnus.com>
85
86 * acconfig.h: New file.
87 * configure.in: Reverted change of Apr 24; use sinclude again.
88
89Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
90
91 * configure: Regenerated to track ../common/aclocal.m4 changes.
92 * config.in: Ditto.
93
94Fri Apr 24 11:18:08 1998 Tom Tromey <tromey@cygnus.com>
95
96 * configure.in: Don't call sinclude.
97
98Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
99
100 * configure: Regenerated to track ../common/aclocal.m4 changes.
101 * sim-main.h (SIM_MAIN_H): Wrap header.
102
103Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
104
105 * configure: Regenerated to track ../common/aclocal.m4 changes.
106
107Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
108
109 * configure: Regenerated to track ../common/aclocal.m4 changes.
110
111Tue Mar 10 15:54:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
112
113 * interp.c (sim_stop): Delete, second attempt.
114
115Thu Feb 26 19:09:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
116
117 * interp.c (sim_info): Delete.
118
119Wed Feb 18 10:47:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
120
121 * sim-main.h (TRACE_ALU_INPUT*): Delete. Moved to sim-trace.[hc].
122
123 * simops.c (trace_result): Call trace_generic instead of
124 trace_one_insn.
125 (trace_module): Change variable type to integer.
126 (trace_input): Initialize trace_module with TRACE_ALU_IDX.
127
128 * sim-main.h (trace_module): Change variable decl to integer type.
129 (TRACE_BRANCH*, TRACE_LD, TRACE_ST): Update.
130
131Tue Feb 17 12:51:18 1998 Andrew Cagney <cagney@b1.cygnus.com>
132
133 * interp.c (sim_store_register, sim_fetch_register): Pass in
134 length parameter. Return -1.
135
136Tue Feb 3 16:24:42 1998 Andrew Cagney <cagney@b1.cygnus.com>
137
138 * sim-main.h (IMEM16, IMEM16_IMMED): Rename IMEM and
139 IMEM_IMMED. To match recent igen change.
140
141Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
142
143 * configure: Regenerated to track ../common/aclocal.m4 changes.
144
145Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
146
147 * configure: Regenerated to track ../common/aclocal.m4 changes.
148
149Fri Jan 30 09:51:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
150
151 * sim-main.h (CPU_CIA): Delete, replaced by.
152 (CIA_SET, CIA_SET): Define.
153
154Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
155
156 * configure: Regenerated to track ../common/aclocal.m4 changes.
157
158Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
159
160 * configure: Regenerated to track ../common/aclocal.m4 changes.
161 * config.in: Ditto.
162
163Fri Dec 5 09:26:08 1997 Nick Clifton <nickc@cygnus.com>
164
165 * v850.igen: Revert break value back to its old value.
166
167Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
168
169 * configure: Regenerated to track ../common/aclocal.m4 changes.
170
171Wed Dec 3 17:27:19 1997 Nick Clifton <nickc@cygnus.com>
172
173 * v850.igen: Make break have a zero first field, since otherwise
174 it clashes with the DIVH instruction.
175
176Sat Nov 22 21:32:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
177
178 * simops.c (OP_10007E0): Rename SIGABRT -> SIM_SIGABRT. Give
179 sim_stopped instead of sim_signalled.
180
181 * v850.igen (BREAK), simops.c (OP_12007E0): Rename SIGTRAP to
182 SIM_SIGTRAP.
183 (illegal): Rename SIGILL to SIM_SIGILL.
184
185 * sim-main.h, simops.c, interp.c: Do not include signal.h.
186
187 * sim-main.h: Include sim-signal.h instead of signal.h.
188 (SIGTRAP, SIGQUIT): Delete definition.
189 (SIG_V850_EXIT): Delete definition.
190
191Tue Nov 18 15:33:48 1997 Doug Evans <devans@canuck.cygnus.com>
192
193 * Makefile.in (SIM_OBJS): Use $(SIM_NEW_COMMON_OBJS).
194
195Fri Oct 31 10:33:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
196
197 * interp.c (sim_open): Check state magic number.
198 (sim-assert.h): Include.
199
200Tue Oct 28 11:06:47 1997 Andrew Cagney <cagney@b1.cygnus.com>
201
202 * v850.igen: Add model filter field to records.
203
204Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
205
206 * configure: Regenerated to track ../common/aclocal.m4 changes.
207
208Fri Sep 26 11:56:02 1997 Felix Lee <flee@cygnus.com>
209
210 * sim-main.h: delete null override of SIM_ENGINE_HALT_HOOK and
211 SIM_ENGINE_RESTART_HOOK.
212
213Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
214
215 * configure: Regenerated to track ../common/aclocal.m4 changes.
216
217Wed Sep 24 17:28:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
218
219 * sim-main.h (WITH_TARGET_WORD_MSB): Delete.
220
221 * configure.in (SIM_AC_OPTION_BITSIZE): Specify 32 bit
222 architecture with MSB == 31.
223
224Wed Sep 24 14:04:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
225
226 * v850.igen: Make divh insn with RRRRR==0 breakpoint.
227
228Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
229
230 * configure: Regenerated to track ../common/aclocal.m4 changes.
231
232Tue Sep 23 10:19:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
233
234 * Makefile.in (SIM_WARNINGS, SIM_ALIGNMENT, SIM_ENDIAN,
235 SIM_HOSTENDIAN, SIM_RESERVED_BITS): Delete, moved to common.
236 (SIM_EXTRA_CFLAGS): Update.
237
238Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
239
240 * configure: Regenerated to track ../common/aclocal.m4 changes.
241 * configure.in: Really specify NONSTRICT_ALIGNMENT as the default.
242
243Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
244
245 * configure.in: Specify NONSTRICT_ALIGNMENT as the default.
246 * configure: Regenerated to track ../common/aclocal.m4 changes.
247
248Fri Sep 19 10:37:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
249
250 * v850.igen (disp16): Use EXTEND16 to sign extend disp.
251 (disp22): Only shift left by 1, not 2.
252 ("jmp"): Ensure PC is 2 byte aligned.
253
254 * simops.c, v850.igen: Move "Bcond", "jr", "jarl" code to
255 v850.igen. Fix tracing.
256
257 * simops.c (OP_300, OP_400, OP_500): Move "sdl.b", "sld.h",
258 "sld.w" insns to v850.igen. Fix tracing.
259 (OP_70): Ditto for "sld.hu".
260
261 * v850.igen: Clarify tracing of "sld.b", "sld.h" et.al.
262
263 * simops.c (condition_met): Make global.
264
265 * sim-main.h (TRACE_ALU_INPUT3, TRACE_BRANCH0, TRACE_LD,
266 TRACE_ST): Define.
267 (TRACE_LD_NAME): Define.
268
269 * simops.c: Move "cmov", "cmov imm" to v850.igen, fix.
270
271Wed Sep 17 16:21:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
272
273 * simops.c: Move "mov", "reti", to v850.igen, fix tracing.
274
275 * interp.c (hash): Delete.
276
277 * v850.igen (nop): Really do nothing.
278
279 * interp.c (do_interrupt): Mask interrupts after PSW is saved, not
280 before.
281 * v850.igen (reti): Return to current PC not previous.
282
283Wed Sep 17 14:02:10 1997 Andrew Cagney <cagney@b1.cygnus.com>
284
285 * simops.c: Move "ctret", "bsw", "hsw" to v850.igen, fix tracing.
286 (trace_module): Global, save component/module name across insn.
287
288 * simops.c: Move "bsh" to v850.igen, fix.
289
290 * v850.igen (callt): Load correct number of bytes. Fix tracing.
291 (stsr, ldsr): Correct src, dest fields. Fix tracing.
292 (ctret): Force alignment. Fix tracing.
293
294Tue Sep 16 22:14:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
295
296 * simops.c (trace_output): Add result argument.
297 (trace_result): New function. Simpler version of trace_output,
298 assumes trace needed.
299 (trace_output): Call trace_result.
300 (trace_output): For IMM_REG_REG, trace correct register.
301 (trace_input): Add case for 16bit immediates.
302 (OP_600, OP_640, OP_680, OP_6C0, OP_6A0): Use.
303
304 * sim-main.h (TRACE_ALU_INPUT, TRACE_ALU_RESULT): Define.
305 (trace_values, trace_name, trace_pc, trace_num_values): Make
306 global.
307 (GR, SR): Define.
308
309 v850.insn (movea, stsr): Use.
310 (sxb, sxh, zxb, zxh): Ditto.
311
312Tue Sep 16 21:14:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
313
314 * simops.c: Move "movea" from here.
315 * v850.igen: To here.
316
317 * v850.igen (simm16): Define, sign extend imm16.
318 (uimm16): Define, no sign extension.
319 (addi, andi, movea, movhi, mulhi, ori, satsubi, xori): Use.
320
321 * simops.c: Move "sxh", "switch", "sxb", "callt", "dispose",
322 "mov32" from here.
323 * v850.igen: To here.
324 (switch): Fix off by two error in NIA calc.
325
326Tue Sep 16 15:14:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
327
328 * simops.c (trace_pc, trace_name, trace_values, trace_num_values):
329 New static globals.
330 (trace_input): Just save pc, name and values for trace_output.
331 (trace_output): Write trace values to a buffer. Use
332 trace_one_insn to print trace info and buffer.
333 (SIZE_OPERANDS, SIZE_LOCATION): Delete.
334
335Tue Sep 16 09:02:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
336
337 * sim-main.h (struct _sim_cpu): Add psw_mask so that reserved bits
338 can be masked out.
339
340 * simops.c (OP_2007E0, OP_4007E0): Move "ldsr", "stsr"
341 instructions from here.
342 * v850.igen (ldsr, stsr): To here. Mask out reserved bits when
343 setting PSW.
344
345 * interp.c (sim_open): Set psw_mask if machine known.
346
347Tue Sep 16 10:20:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
348
349 * v850-dc: Add rule to diferentiate between breakpoint and divh.
350 * v850.igen (break): New instruction, breakpoint simulator.
351 * v850.igen (breakpoint): Enable. Change to a 32bit instruction.
352
353Mon Sep 15 18:44:05 1997 Jim Wilson <wilson@cygnus.com>
354
355 * simops.c (Multiply64): Don't store into register zero.
356
357Tue Sep 16 09:02:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
358
359 * Makefile.in (semantics.o): Add dependency.
360
361 * sim-main.h (SAVE_1, SAVE_2): Perform backward compatible save,
362 do not adjust CIA/NIA.
363
364Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
365
366 * simops.c (OP_300, OP_400, OP_70): Make behavour depend on PSW[US].
367
368 * simops.c: Move "divun", "sld.bu", "divhn", "divhun", "divn",
369 "divun", "pushml" code from here to v850.igen.
370 (divun): Make global.
371 (type3_regs): Make global
372
373 * v850.igen: Move simops.c code to here.
374
375 * interp.c (sim_create_inferior): For v850eq set US bit by
376 default.
377
378 * interp.c (sim_open): Don't set arch, now set by
379 sim_analyze_program.
380
381 * configure: Regenerated to track ../common/aclocal.m4 changes.
382
383Mon Sep 15 14:39:34 1997 Andrew Cagney <cagney@b1.cygnus.com>
384
385 * simops.c (op_types): Move from here.
386 sim-main.h: To here.
387
388 * sim-main.h (trace_input, trace_output), simops.c: Make global.
389
390 * simops.c (OP_60): Move "jmp" code from here.
391 * v850.igen (jmp): To here.
392
393 * simops.c (OP_60): Move "sld.bu" code from here.
394 * v850.igen (sld.bu): To here.
395
396Fri Sep 12 15:11:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
397
398 * v850.igen (prepare, ...): Add to v850eq architecture.
399
400 * interp.c (sim_open): Default to v850eq.
401
402 * interp.c (sim_open): Default to v850e.
403 * sim-main.h (signal.h): Include.
404
405 * v850.igen (illegal): Report/halt illegal instructions.
406
407 * Makefile.in (SIM_EXTRA_CFLAGS): Add SIM_RESERVED_BITS.
408
409 * configure.in: Add reserved bits option.
410 * configure: Regenerate.
411
412Thu Sep 11 08:40:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
413
414 * interp.c (sim_open): Use sim_do_commandf instead of asprintf.
415
416 * sim-main.h (INSN_NAME):
417
418 * Makefile.in (INCLUDE): Add SIM_EXTRA_DEPS.
419 (SIM_EXTRA_DEPS): Add itable.h
420 (tmp-gencode): Does not depend on simops.h
421
422 * sim-main.h (itable.h): Include.
423 (MAX_INSNS, INSN_NAME): Define.
424
425 * interp.c: Compute inttype from the interrupt_names index that
426 was passed in.
427
428Wed Sep 10 10:25:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
429
430 * simops.c (trace_input): Use trace_printf instead of
431 sim_io_printf.
432 (trace_output): Ditto.
433 (trace_input): Only trace when TRACE_ALU_P. Delete code
434 disasembling instruction.
435 (trace_output): Only trace when TRACE_ALU_P.
436
437Tue Sep 9 01:29:50 1997 Andrew Cagney <cagney@b1.cygnus.com>
438
439 * simops.c (trace_input, trace_output): Use sim_io_printf.
440 (OP_620): Pass correct argument to trace.
441 (OP_E607E0): Ditto.
442 (trace_input): Obtain prog_bfd, text_start et.al from simulator
443 struct.
444
445Mon Sep 8 21:03:52 1997 Andrew Cagney <cagney@b1.cygnus.com>
446
447 * v850.igen: New file.
448 * v850-dc: New file.
449
450Mon Sep 8 18:33:04 1997 Andrew Cagney <cagney@b1.cygnus.com>
451
452
453 * sim-main.h (SEXT16): Delete, use EXTEND16.
454 (SEXT8): Delete, use EXTEND8.
455 (SEXT32): Delete, used?
456 (SEXT40, SEXT44, SEXT64): Use UNSIGNED64 for constants, not ...LL.
457 (WITH_TARGET_WORD_MSB): Define as 31. v850 little bit endian.
458
459 * simops.c: Use EXTEND15 from sim-bits instead of SEXT16.
460
461 * sim-main.h (DEBUG_TRACE, DEBUG_VALUES, v850_debug): Delete,
462 replace with TRACE_INSN_P and TRACE_ALU_P.
463
464 * simops.c (trace_input, trace_output): Update.
465
466 * interp.c (sim_engine_run): Delete.
467 (lookup_hash): Delete.
468 (sim_open): Do not fill hash table.
469 (sim_trace): Delete.
470
471Fri Sep 5 17:04:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
472
473 * simops.c (OP_FFFF): Use sim_engine_halt.
474 (OP_12007E0): Ditto.
475 (OP_10007E0): Ditto.
476
477 * sim-main.h (struct sim_cpu): Delete member exception. Using
478 sim-engine et.al.
479
480 * interp.c (sim_info): Do not do anything in sim-info.
481 (sim_stop): Delete, replace with sim-stop.
482 (sim_stop_reason): Delete, replace with sim-reason.
483
484 * sim-main.h (WITH_WATCHPOINTS): Define.
485 (WITH_MODULO_MEMORY): Define
486
487 * Makefile.in (SIM_OBJS): Add sim-resume, sim-watch, sim-stop,
488 sim-reason.
489
490 * interp.c (enum interrupt_cond_type): Delete.
491 (struct interrupt_generator): Delete.
492 (enum interrupt_type): Drop int_none.
493 (sim_open): Initialize WATCHPOINT module.
494 (sim_resume, sim_run): Rename sim_resume to sim_run.
495 (sim_engine_run): Replace interrupt code with call to sim-events.
496 (sim_set_interrupt): Delete.
497 (sim_parse_number): Delete.
498
499Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
500
501 * configure: Regenerated to track ../common/aclocal.m4 changes.
502
503Thu Sep 4 18:11:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
504
505 * simops.c (fetch_argv): New function, fetch a arg vector from
506 simulator memory.
507
508 * configure.in: Check for fork, execve, execv.
509 * configure: Regenerate.
510
511 * interp.c (sim_store_register, sim_fetch_register): Use H2T_4 and
512 T2H_4 for byte swapping.
513
514 * sim-main.h, interp.c (get_word, get_half, get_byte, put_word,
515 put_half, put_byte): Delete.
516
517 * Makefile.in (SIM_OBJS): Add sim-memopt.o module.
518
519 * sim-main.h (load_mem, store_mem): Redefine as macros.
520 (IMEM, IMEM_IMMED): New macros - fetch instructions.
521
522 * simops.c (OP_10007E0): For SYS_read, SYS_write, SYS_open
523 transfer data via a buffer.
524 (fetch_str): New function, fetch string from memory.
525
526 * Makefile.in (SIM_OBJS): Add sim-hrw.o module.
527
528 * interp.c (sim_open): Establish memory maps using sim-memopt.c
529 via sim_do_command.
530 (sim_do_command): Print error if memory-map command is used. Call
531 sim_args_command.
532 (map): Delete, replaced by sim-core.
533 (sim_memory_init): Delete, replaced by sim-core.
534 (sim_set_memory_map): Delete, replaced by sim-memopt.
535 (load_mem): Delete, replaced by sim-core.
536 (store_mem): Delete, replaced by sim-core.
537 (sim_write): Delete, replaced by sim-hrw.
538 (sim_read): Delete, replaced by sim-hrw.
539
540 * sim-main.h (struct sim_state): Remove memory members, using
541 sim-core.c
542
543Wed Sep 3 10:18:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
544
545 * sim-main.h: Replace SIM_HAVE_FLATMEM with mem ptr.
546 * interp.c (map): Do not add to a void pointer.
547
548 * Makefile.in (INCLUDE): Add sim-main.h
549
550 * configure.in: Check for time.h
551 * configure: Re-generate.
552
553 * interp.c (struct interrupt_generator): Make time unsigned long,
554 address SIM_ADDR.
555 (sim_resume): Make oldpc SIM_ADDR.
556 (struct hash_entry): Make mask/opcode unsigned.
557
558 * v850_sim.h (struct simops ): Make opcode and mask unsigned.
559
560 * simops.c (utime.h): Include if available.
561 (OP_10007E0): Check for UTIME function.
562 (divun): Put parentheses around shift argument.
563 (OP_640): Put parentheses around shift argument, was wrong.
564 (OP_107F0): Return something.
565
566 * interp.c (sim_parse_number): Use strtoul not strtol.
567 (sim_resume): Use sim_elapsed_time_get to keep track of the time.
568
569 * configure.in (SIM_AC_OPTION_WARNINGS): Add.
570 (SIM_AC_OPTION_ENDIAN): Set to hardwired big.
571 (SIM_AC_OPTION_HOST_ENDIAN): Add.
572 (AC_CHECK_FUNCS): Add utime.
573 (AC_CHECK_HEADERS): Add stdlib.h, string.h, strings.h, utime.h
574 configure: Regenerate.
575
576
577 * Makefile.in (SIM_RUN_OBJS): Use nrun.o.
578 (SIM_OBJS): Add sim-io.o, sim-hload.o, sim-utils.o, sim-options.o,
579 sim-config.o, sim-module.o, sim-events.o, sim-core.o,
580 sim-endian.o, sim-engine.o, sim-trace.o, sim-profile.o
581 (SIM_ENDIAN, SIM_WARNGINS): Define.
582
583 * simops.c (OP_10007E0): Use sim_io_* for transfers.
584
585 * interp.c (sim_resume): Pass sd around.
586
587 * simops.c (sim-main.h): Include.
588
589 * gencode.c (write_template): Generate #include sim-main.h.
590 (write_opcodes): Ditto.
591
592 * interp.c (prog_bfd, prog_bfd_was_opened_p): Delete.
593 (v850_callback): Ditto.
594 (sim_kind, myname): Ditto.
595 (lookup_hash): Pass SD. Use sim_io_error.
596 (sim_set_memory_map): Pass in SD, use.
597 (init_system): Pass in SD, use.
598 (sim_open): Update.
599 (sim_set_profile): Delete.
600 (sim_set_profile_size): Delete.
601 (do_interrupt): Pass in SD, use.
602 (sim_info): Use sim_io_printf.
603 (sim_create_inferior): Reset registers. Set PC from prog_bfd
604 argument.
605 (sim_load): Delete, use common/sim-hload.c
606 (sim_size): Rename to sim_memory_init.
607 (sim_write): Remove call to init_system.
608 (init_system): Delete.
609 (sim_set_callbacks): Delete.
610 (sim_set_interrupt): Pass in SD, use.
611 (start_time): Delete.
612
613 * v850_sim.h: Remove everything except `struct simops' from here.
614 * sim-main.h: Move most to here.
615 * gencode.c: Move #includes to here.
616
617 * sim-main.h(struct _sim_cpu): Rename struct _state.
618 (#define PC, et.al.): Update
619 (v850_callback): Delete. Replaced with SIM_DESC arg.
620 (int8, uint8, int16, uint16, int32, uint32): Define types using
621 unsigned8 et.al from common/sim-types.h.
622 * sim-main.h (State): Define as STATE_CPU.
623
624Mon Sep 1 12:07:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
625
626 * configure.in: Check for time, chmod.
627 * configure: Regenerate.
628 * simops.c (SYS_time, SYS_chmod): Use HAVE_TIME, HAVE_CHMOD.
629
630 * simops.c (../../libgloss/v850/sys/syscall.h): Include instead of
631 sys/syscall.h.
632 (OP_10007E0): Check the existance each SYS_* macro independantly.
633
634 * v850_sim.h (SIGQUIT, SIGTRAP): Only define if missing.
635
636Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
637
638 * configure: Regenerated to track ../common/aclocal.m4 changes.
639 * config.in: Ditto.
640
641Tue Aug 26 10:42:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
642
643 * interp.c (sim_kill): Delete.
644 (sim_create_inferior): Add ABFD argument.
645 (sim_load): Move setting of PC from here.
646 (sim_create_inferior): To here.
647
648Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
649
650 * configure: Regenerated to track ../common/aclocal.m4 changes.
651 * config.in: Ditto.
652
653Mon Aug 25 11:31:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
654
655 * interp.c (sim_open): Add ABFD argument.
656
657Fri Aug 22 10:39:28 1997 Nick Clifton <nickc@cygnus.com>
658
659 * simops.c (bsh): Only set CY flag if either of the bottom
660 bytes is zero.
661
662 * simops.c (prepare, dispose): Lower numbered
663 registers go to higher numbered address.
664
665 * simops.c (unsigned divide instructions): S bit set if result has
666 top bit set.
667
668 * simops.c (pushml, pushmh, popml, popmh): Lower numbered
669 registers go to higher numbered address.
670
671Wed Aug 20 13:56:35 1997 Nick Clifton <nickc@cygnus.com>
672
673 * simops.c (OP_107E0, OP_107F0, OP_307E0, OP_307F0): Use correct
674 interpretation of SR bit in list18 structure.
675 (divn, divun): New functions to perform N step divide functions.
676
677Mon Aug 18 10:59:02 1997 Nick Clifton <nickc@cygnus.com>
678
679 * simops.c (OP_300, OP_400, OP_60, OP_70): Support variant opcodes
680 with US bit set in the PSW.
681
682Wed Aug 13 19:06:55 1997 Nick Clifton <nickc@cygnus.com>
683
684 * interp.c (sim_resume): Opcode functions return amount to be
685 added to PC and all opcodes take a standard format in the OP[]
686 array.
687
688 (do_format_*): Functions removed.
689
690 * v850_sim.h (SP, EP): New register mnemonics.
691
692 * gencode.c (write_header): Functions prototypes return an
693 integer.
694
695 * simops.c: Opcode functions return amount to be added to PC.
696
697 * v850_sim.h (CTPC, CTPSW, CTBP): New register mnemonics.
698
699 * simops.c: Add support for v850e instructions.
700
701 * simops.c: Add support for v850eq instructions.
702
703Tue May 20 10:24:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
704
705 * interp.c (sim_open): Add callback argument.
706 (sim_set_callbacks): Delete SIM_DESC argument.
707
708Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
709
710 * configure: Regenerated to track ../common/aclocal.m4 changes.
711
712Wed Apr 23 17:20:16 1997 Doug Evans <dje@canuck.cygnus.com>
713
714 * interp.c (prog_bfd_was_opened_p): New static local.
715 (prog_bfd): New global variable.
716 (sim_open): Undo patch to add -E support.
717 (sim_close): Close prog_bfd if sim_load opened it.
718 (sim_load): Record bfd of loaded file in prog_bfd.
719 * simops.c (prog_bfd): Renamed from exec_bfd.
720
721Fri Apr 18 14:17:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
722
723 * interp.c (sim_stop): Stub function.
724
725Thu Apr 17 03:53:18 1997 Doug Evans <dje@canuck.cygnus.com>
726
727 * Makefile.in (SIM_OBJS): Add sim-load.o.
728 * interp.c (sim_kind, myname): New static locals.
729 (sim_open): Set sim_kind, myname. Ignore -E arg.
730 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
731 load file into simulator. Set start address from bfd.
732 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
733
734Wed Apr 16 19:53:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
735
736 * simops.c (OP_10007E0): Only provide system calls SYS_execv,
737 SYS_wait, SYS_wait, SYS_utime, SYS_time if defined by the host.
738
739Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
740
741 * configure: Regenerated to track ../common/aclocal.m4 changes.
742 * config.in: Ditto.
743
744Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
745
746 * interp.c (sim_open): New arg `kind'.
747
748 * configure: Regenerated to track ../common/aclocal.m4 changes.
749
750Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
751
752 * configure: Regenerated to track ../common/aclocal.m4 changes.
753
754Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
755
756 * configure: Regenerated to track ../common/aclocal.m4 changes.
757
758Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
759
760 * configure: Re-generate.
761
762Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
763
764 * configure: Regenerate to track ../common/aclocal.m4 changes.
765
766Thu Mar 13 13:00:54 1997 Doug Evans <dje@canuck.cygnus.com>
767
768 * interp.c (sim_open): New SIM_DESC result. Argument is now
769 in argv form.
770 (other sim_*): New SIM_DESC argument.
771
772Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
773
774 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
775 COMMON_{PRE,POST}_CONFIG_FRAG instead.
776 * configure.in: sinclude ../common/aclocal.m4.
777 * configure: Regenerated.
778
779Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
780
781 * configure configure.in Makefile.in: Update to new configure
782 scheme which is more compatible with WinGDB builds.
783 * configure.in: Improve comment on how to run autoconf.
784 * configure: Re-run autoconf to get new ../common/aclocal.m4.
785 * Makefile.in: Use autoconf substitution to install common
786 makefile fragment.
787
788Mon Jan 20 16:05:34 1997 Michael Meissner <meissner@tiktok.cygnus.com>
789
790 * simops.c (OP_{E0,2E0,6E0}): The multiply operations sign extend,
791 not zero extend.
792
793Tue Jan 14 17:06:03 1997 Stu Grossman (grossman@critters.cygnus.com)
794
795 * simops.c: Put ifdefs around things to make MSVC happy. Get rid
796 of unistd.h. Disable SYS_stat, SYS_chown, SYS_time, SYS_times,
797 SYS_gettimeofday and SYS_utime from MSVC.
798
799Tue Dec 31 18:11:13 1996 Michael Meissner <meissner@tiktok.cygnus.com>
800
801 * simops.c (OP_10007E0): Know that kill encodes the signal number
802 via: 0xdead0000 | signal and turn it back into a signal.
803
804Fri Dec 27 14:44:06 1996 Michael Meissner <meissner@tiktok.cygnus.com>
805
806 * v850_sim.h (SIG_V850_EXIT): Define as -1.
807
808 * interp.c (sim_open): Cast calloc function.
809 (sim_stop_reason): If signal is SIG_V850_EXIT, inform gdb the
810 program exited with the appropriate exit code.
811 (sim_set_interrupt): Declare buildargv.
812
813 * simops.c (OP_10007E0): Make exit signal normal exit. Make time
814 type correct and work on big endian systems.
815
816Wed Nov 20 02:18:44 1996 Doug Evans <dje@canuck.cygnus.com>
817
818 * Makefile.in: Delete stuff moved to ../common/Make-common.in.
819 (SIM_OBJS,SIM_EXTRA_CFLAGS,SIM_EXTRA_CLEAN): Define.
820 * configure.in: Simplify using macros in ../common/aclocal.m4.
821 Call AC_CHECK_HEADERS(unistd.h).
822 * configure: Regenerated.
823 * config.in: New file.
824 * simops.c: #include "config.h". #include <unistd.h> if present.
825
826Sun Nov 3 23:02:54 1996 Stan Shebs <shebs@andros.cygnus.com>
827
828 * v850_sim.h (State): New slots dummy_mem, pending_nmi.
829 (EIPC, etc): New macros for system registers.
830 * simops.c, interp.c: Use everywhere.
831
832 * interp.c: Add support for interrupts issued by interrupt
833 generators, either PC- or time-based. Controlled by simulator
834 command "sim interrupt".
835
836 * interp.c: Add support for variable-size allocation of memory,
837 via simulator command "sim memory-map".
838 (map): Issue SIGSEGV for references to invalid memory regions.
839
840Thu Oct 31 14:44:10 1996 Gavin Koch <gavin@cygnus.com>
841
842 * simops.c: Include <sys/time.h> for struct timeval and
843 struct timezone.
844
845Wed Oct 30 08:49:10 1996 Jeffrey A Law (law@cygnus.com)
846
847 * simops.c (OP_10007E0): Handle SYS_times and SYS_gettimeofday.
848
849 * simops.c (OP_10007E0): Handle SYS_time.
850
851Tue Oct 29 14:22:55 1996 Jeffrey A Law (law@cygnus.com)
852
853 * simops.c: Include <sys/stat.h>.
854 (OP_10007E0): Handle SYS_stat.
855
856Thu Oct 24 12:26:35 1996 Jeffrey A Law (law@cygnus.com)
857
858 * simops.c (OP_10007E0): Don't declare errno.
859
860 * simops.c (OP_500): Mask off low bit in displacement
861 for sld.w.
862 (OP_501): Similarly.
863
864 * simops.c (OP_500): Fix displacement handling for sld.w.
865 (OP_501): Similarly for sst.w.
866
867 * simops.c (trace_input): Remove all references to SEXT7.
868 (OP_300, OP_400, OP_500, OP_380, OP_480, OP_501): Displacement
869 is zero extended for sst/sld instructions.
870 * v850_sim.h (SEX7): Delete. It's no longer needed (and it
871 was incorrect anyway).
872
873Thu Oct 24 10:33:33 1996 Stu Grossman (grossman@critters.cygnus.com)
874
875 * Makefile.in: Get rid of srcroot. Set all INSTALL macros via
876 autoconf.
877 * gencode.c (write_opcodes): Pad operands field to account for
878 MSVC braindamage.
879 * simops.c: Include errno.h. Exclude SYS_chown, since MSVC
880 doesn't support it. (Why is this here in the first place?!?)
881 * v850_sim.h: Get rid of 64 bit defs. Also, get rid of #elif's.
882 Change number of operands in struct simops from 9 to 6. Define
883 SIGTRAP and SIGQUIT for MSVC.
884
885Tue Oct 15 16:19:51 1996 Stu Grossman (grossman@critters.cygnus.com)
886
887 * interp.c (MEM_SIZE): It's now bytes, not a power of 2.
888 * (map): Add support for external mem in the 1->2 meg range.
889 Also, abort() when memory access is way out of bounds. (Better to
890 die than to give wrong result. (This will be fixed later.))
891 * (sim_size): MEM_SIZE is now bytes, not shift factor.
892
893Tue Oct 1 15:53:24 1996 Gavin Koch <gavin@cygnus.com>
894
895 * simops.c (trace_input): Swapped order of operands for output
896 output of OP_IMM_REG. Changed the fetching of the operands for
897 OP_LOAD32, and OP_STORE32 to work like op-function.
898
899Mon Sep 30 15:46:33 1996 Stu Grossman (grossman@critters.cygnus.com)
900
901 * interp.c: Move includes of remote-sim.h and callback.h to
902 v850-sim.h.
903 * (lookup_hash): Add PC to report of hash failure.
904 * (map load_mem store_mem): New memory subsystem. Models V851
905 memory system.
906 * (sim_write sim_read): Use new memory subsystem.
907 * (sim_resume): Don't load and save PC into EIPC anymore. Needed
908 to make user-defined traps work right.
909 * simops.c (OP_*): Use new memory subsystem.
910 * (OP_14007E0 (reti)): Implement reti.
911 * (OP_14996E0 (trap)): Implement user-defined traps. Move I/O to
912 trap 31. Use new memory subsystem.
913 * v850_sim.h: Prototypes for load_mem, store_mem and map. Use
914 load_mem in RLW macro.
915
916Fri Sep 27 18:34:09 1996 Stu Grossman (grossman@critters.cygnus.com)
917
918 * gencode.c (write_opcodes): Output hex values for opcode mask
919 and patterns.
920 * interp.c (sim_resume): Save and restore PC from the appropriate
921 register.
922 * (sim_fetch_register sim_store_register): Fix byte-order problem
923 with reading and writing registers.
924 * simops.c (OP_FFFF): Implement pseudo-breakpoint insn.
925
926Fri Sep 27 17:42:37 1996 Jeffrey A Law (law@cygnus.com)
927
928 * simops.c (trace_input): Fix thinko.
929
930Wed Sep 18 09:54:12 1996 Michael Meissner <meissner@tiktok.cygnus.com>
931
932 * simops.c (exec_bfd): Rename from sim_bfd.
933 (trace_input): Ditto.
934
935Thu Sep 12 12:03:05 1996 Michael Meissner <meissner@tiktok.cygnus.com>
936
937 * simops.c (trace_input): Use find_nearest_line to print line
938 number, function name or file name of PC.
939
940Wed Sep 11 16:44:37 1996 Michael Meissner <meissner@tiktok.cygnus.com>
941
942 * simops.c: Add tracing support. Use SEXTxx macros instead of
943 doing hardwired shifts.
944
945 * configure.in (--enable-sim-cflags): Add switch to add additional
946 flags to simulator buld. If --enable-sim-cflags=trace, turn on
947 tracing.
948 * configure: Regenerate.
949
950 * Makefile.in: Don't require a VPATH capable make if configuring
951 in the same directory. Don't use CFLAGS for configuration flags.
952 Add flags from --enable-sim-cflags. Support canadian cross
953 builds. Rebuild whole simulator if include files change.
954
955 * interp.c (v850_debug): New global for debugging.
956 (lookup_hash,sim_size,sim_set_profile): Use
957 printf_filtered callback, instead of calling printf directly.
958 (sim_{open,trace}): Enable tracing if -t and compiled for tracing.
959
960 * v850_sim.h: Use limits.h to set the various sized types.
961 (SEXT{5,7,16,22}): New macros.
962
963Mon Sep 9 20:50:46 1996 Jeffrey A Law (law@cygnus.com)
964
965 * interp.c (hash): Make this an inline function
966 when compiling with GCC. Simplify.
967 * simpos.c: Explicitly include "sys/syscall.h". Remove
968 some #if 0'd code. Enable more emulated syscalls.
969
970Wed Sep 4 01:48:55 1996 Jeffrey A Law (law@cygnus.com)
971
972 * interp.c: Fix sign bit handling for add and sub instructions.
973
974Tue Sep 3 10:20:30 1996 Jeffrey A Law (law@cygnus.com)
975
976 * gencode.c: Fix various indention & style problems.
977 Remove test code. Remove #if 0 code.
978 * interp.c: Provide prototypes for all static functions.
979 Fix minor indention problems.
980 (sim_open, sim_resume): Remove unused variables.
981 (sim_read): Return type is "int".
982 * simops.c: Remove unused variables.
983 (divh): Make result of divide-by-zero zero.
984 (setf): Initialize result to keep compiler quiet.
985 (sar instructions): These just clear the overflow bit.
986 * v850_sim.h: Provide prototypes for put_byte, put_half
987 and put_word.
988
989 * interp.c: OP should be an array of 32bit operands!
990 (v850_callback): Declare.
991 (do_format_5): Fix extraction of OP[0].
992 (sim_size): Remove debugging printf.
993 (sim_set_callbacks): Do something useful.
994 (sim_stop_reason): Gross hacks to get c-torture running.
995 * simops.c: Simplify code for computing targets of bCC
996 insns. Invert 's' bit if 'ov' bit is set for some
997 instructions. Fix 'cy' bit handling for numerous
998 instructions. Make the simulator stop when a halt
999 instruction is encountered. Very crude support for
1000 emulated syscalls (trap 0).
1001 * v850_sim.h: Include "callback.h" and declare
1002 v850_callback. Items in the operand array are 32bits.
1003
1004Sun Sep 1 22:35:35 1996 Jeffrey A Law (law@cygnus.com)
1005
1006 * interp.c (sim_resume): Fix code to check for a format 3
1007 opcode.
1008 * simops.c: bCC insns only argument is a constant, not a
1009 register value (duh...)
1010
1011Fri Aug 30 10:33:49 1996 Jeffrey A Law (law@cygnus.com)
1012
1013 * simops.c: Fix "not1" and "set1".
1014
1015 * simops.c: Don't forget to initialize temp for
1016 "ld.h" and "ld.w"
1017
1018 * interp.c: Remove various debugging printfs.
1019
1020 * simops.c: Fix satadd, satsub boundary case handling.
1021
1022 * interp.c (hash): Fix.
1023 * interp.c (do_format_8): Get operands correctly and
1024 call the target function.
1025 * simops.c: Rough cut at "clr1", "not1", "set1", and "tst1".
1026
1027Thu Aug 29 13:53:29 1996 Jeffrey A Law (law@cygnus.com)
1028
1029 * interp.c (do_format_4): Get operands correctly and
1030 call the target function.
1031 * simops.c: Rough cut at "sld.b", "sld.h", "sld.w", "sst.b",
1032 "sst.h", and "sst.w".
1033
1034 * v850_sim.h: The V850 doesn't have split I&D spaces. Change
1035 accordingly. Remove many unused definitions.
1036 * interp.c: The V850 doesn't have split I&D spaces. Change
1037 accordingly.
1038 (get_longlong, get_longword, get_word): Deleted.
1039 (write_longlong, write_longword, write_word): Deleted.
1040 (get_operands): Deleted.
1041 (get_byte, get_half, get_word): New functions.
1042 (put_byte, put_half, put_word): New functions.
1043 * simops.c: Remove unused functions. Rough cut at
1044 "ld.b", "ld.h", "ld.w", "st.b", "st.h", "st.w" insns.
1045
1046 * v850_sim.h (struct _state): Remove "psw" field. Add
1047 "sregs" field.
1048 (PSW): Remove bogus definition.
1049 * simops.c: Change condition code handling to use the psw
1050 register within the sregs array. Handle "ldsr" and "stsr".
1051
1052 * simops.c: Handle "satadd", "satsub", "satsubi", "satsubr".
1053
1054 * interp.c (do_format_5): Get operands correctly and
1055 call the target function.
1056 (sim_resume): Don't do a PC update for format 5 instructions.
1057 * simops.c: Handle "jarl" and "jmp" instructions.
1058
1059 * simops.c: Fix minor typos. Handle "cmp", "setf", "tst"
1060 "di", and "ei" instructions correctly.
1061
1062 * interp.c (do_format_3): Get operands correctly and call
1063 the target function.
1064 * simops.c: Handle bCC instructions.
1065
1066 * simops.c: Add condition code handling to shift insns.
1067 Fix minor typos in condition code handling for other insns.
1068
1069 * Makefile.in: Fix typo.
1070 * simops.c: Add condition code handling to "sub" "subr" and
1071 "divh" instructions.
1072
1073 * interp.c (hash): Update to be more accurate.
1074 (lookup_hash): Call hash rather than computing the hash
1075 code here.
1076 (do_format_1_2): Handle format 1 and format 2 instructions.
1077 Get operands correctly and call the target function.
1078 (do_format_6): Get operands correctly and call the target
1079 function.
1080 (do_formats_9_10): Rough cut so shift ops will work.
1081 (sim_resume): Tweak to deal with format 1 and format 2
1082 handling in a single funtion. Don't update the PC
1083 for format 3 insns. Fix typos.
1084 * simops.c: Slightly reorganize. Add condition code handling
1085 to "add", "addi", "and", "andi", "or", "ori", "xor", "xori"
1086 and "not" instructions.
1087 * v850_sim.h (reg_t): Registers are 32bits.
1088 (_state): The V850 has 32 general registers. Add a 32bit
1089 psw and pc register too. Add accessor macros
1090
1091 * Makefile.in, interp.c, v850_sim.h: Bring over endianness
1092 changes from the d10v simulator.
1093
1094 * simops.c: Add shift support.
1095
1096 * simops.c: Add multiply & divide support. Abort for system
1097 instructions.
1098
1099 * simops.c: Add logicals, mov, movhi, movea, add, addi, sub
1100 and subr. No condition codes yet.
1101
1102Wed Aug 28 13:53:22 1996 Jeffrey A Law (law@cygnus.com)
1103
1104 * ChangeLog, Makefile.in, configure, configure.in, v850_sim.h,
1105 gencode.c, interp.c, simops.c: Created.
1106
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