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* acconfig.h: Remove.
[deliverable/binutils-gdb.git] / sim / v850 / ChangeLog
CommitLineData
edc5d9ec
HPN		 12006-12-21 Hans-Peter Nilsson <hp@axis.com>
2
3 * acconfig.h: Remove.
4 * config.in: Regenerate.
5
e85e3205
RE		 62006-06-13 Richard Earnshaw <rearnsha@arm.com>
7
8 * configure: Regenerated.
9
2f0122dc
DJ		 102006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
11
12 * configure: Regenerated.
13
20e95c23
DJ		 142006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
15
16 * configure: Regenerated.
17
2b193c4a
MK		 182005-03-23 Mark Kettenis <kettenis@gnu.org>
19
20 * configure: Regenerate.
21
35695fd6
AC		 222005-01-14 Andrew Cagney <cagney@gnu.org>
23
24 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
25 explicit call to AC_CONFIG_HEADER.
26 * configure: Regenerate.
27
f0569246
AC		 282005-01-12 Andrew Cagney <cagney@gnu.org>
29
30 * configure.ac: Update to use ../common/common.m4.
31 * configure: Re-generate.
32
38f48d72
AC		 332005-01-11 Andrew Cagney <cagney@localhost.localdomain>
34
35 * configure: Regenerated to track ../common/aclocal.m4 changes.
36
b7026657
AC		 372005-01-07 Andrew Cagney <cagney@gnu.org>
38
39 * configure.ac: Rename configure.in, require autoconf 2.59.
40 * configure: Re-generate.
41
379832de
HPN		 422004-12-08 Hans-Peter Nilsson <hp@axis.com>
43
44 * configure: Regenerate for ../common/aclocal.m4 update.
45
4389ce38
MK		 462004-01-18 Mark Kettenis <kettenis@gnu.org>
47
48 * simops.c: Include <sys/types.h>.
49
c5ea1d53
NC		 502003-09-05 Andrew Cagney <cagney@redhat.com>
51 Nick Clifton <nickc@redhat.com>
52
53 * interp.c (sim_open): Accept bfd_mach_v850e1.
54 * v850-dc: Add entry for v850e1.
55 * v850.igen: Add support for v850e1.
56 Add code for DBTRAP and DBRET instructions.
57 (dbtrap): Create a separate v850e1 specific instruction.
58 Only generate a trap if the target is not the v850e1.
59 Otherwise treat it as a special kind of branch.
60 (break): Mark as v850/v850e specific.
61
ae451ac6
ILT		 622003-05-16 Ian Lance Taylor <ian@airs.com>
63
64 * Makefile.in (SHELL): Make sure this is defined.
65 (tmp-igen): Use $(SHELL) whenever we invoke move-if-change.
66
ebc115b7
NC		 672003-04-06 Nick Clifton <nickc@redhat.com>
68
1eec9e33
NC		 69 * simops.c (OP_40): Delete. Move code to...
70 * v850-igen.c (): ...Here. Sign extend the first operand.
ebc115b7
NC		 71 * simops.h (OP_40): Remove prototype.
72
6b4a8935
AC		 732003-02-27 Andrew Cagney <cagney@redhat.com>
74
75 * interp.c (sim_open, sim_create_inferior): Rename _bfd to bfd.
76
0da2b665
AC		 772002-11-30 Andrew Cagney <cagney@redhat.com>
78
79 * simops.c: Use int, 1, 0 instead of boolean, true and false.
80 * sim-main.h: Ditto.
81
30458d39
JW		 822002-09-27 Jim Wilson <wilson@redhat.com>
83
84 * simops.c (OP_E6077E0): And op1 with 7 after reading register, not
85 before.
86 (BIT_CHANGE_OP): Likewise.
87
2e8162ce
JW		 882002-09-26 Jim Wilson <wilson@redhat.com>
89
90 * simops (OP_10007E0): Don't subtract 4 from PC.
91
5d6a173d
NC		 922002-09-19 Nick Clifton <nickc@redhat.com>
93
94 * interp.c (sim_open): Remove reference to v850ea.
95 (sim_create_inferior): Likewise.
96 * v850-dc: Likewise.
97 * v850.igen: Remove all references to v850ea, including v850ea
98 specific instructions.
99
e551c257
NC		 1002002-08-29 Nick Clifton <nickc@redhat.com>
101
102 From 2001-08-23 Catherine Moore <clm@redhat.com>
103
104 * Makefile.in: Add gen-zero-r0 option.
105 * sim-main.h (GPR_SET, GPR_CLEAR): Define.
106 * simops.c (OP_24007E0): Sign extend the imm9
107 operand of a mul instruction.
108
d62274a3
AC		 1092002-06-17 Andrew Cagney <cagney@redhat.com>
110
111 * simops.c (trace_result): Fix printf formatting.
112
c8cca39f
AC		 1132002-06-16 Andrew Cagney <ac131313@redhat.com>
114
115 * configure: Regenerated to track ../common/aclocal.m4 changes.
116
7ef2d4e7
AC		 1172001-12-02 Andrew Cagney <ac131313@redhat.com>
118
119 * Makefile.in (simops.h, table.c): Delete targets.
120 (tmp-gencode, gencode.o, gencode): Delete targets.
121 (simops.h): New file.
122 ($(BUILT_SRC_FROM_IGEN)): Do not depend on simops.h.
123 * gencode.c: Delete file.
124
d4424ada
C		 1252001-04-15 J.T. Conklin <jtc@redback.com>
126
127 * Makefile.in (simops.o): Add simops.h to dependency list.
128
1e6cd159
AC		 1292001-03-14 Andrew Cagney <ac131313@redhat.com>
130
131 * Makefile.in (gencode): Link with libintl.
132
42acc51e
JL		 1332001-01-31 Jonathan Larmour <jlarmour@redhat.com>
134
135 * Makefile.in (gencode): Link with libopcodes in build tree rather
136 than building source files from there.
137
896ad910
NC		 1382000-05-30 Nick Clifton <nickc@cygnus.com>
139
140 * v850.igen: Remove illegal instruction pattern, since it is the
141 same as the breakpoint pattern.
142
eb2d80b4
AC		 143Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
144
145 * configure: Regenerated to track ../common/aclocal.m4 changes.
146
b9791fcd
FCE		 1472000-04-14 Gary Thomas <gthomas@redhat.com>
148
149 * v850.igen: Define 'br *' as illegal since this is the only
150 way to provide a breakpoint on some v850 family processors.
151
de616bc7
FCE		 1522000-03-24 Frank Ch. Eigler <fche@redhat.com>
153
154 * v850.igen (ilgop): New insn pattern for four-byte breakpoints.
155
d4f3574e
SS		 156Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
157
158 * configure: Regenerated to track ../common/aclocal.m4 changes.
159
cd0fc7c3
SS		 1601999-05-08 Felix Lee <flee@cygnus.com>
161
162 * configure: Regenerated to track ../common/aclocal.m4 changes.
163
c906108c
SS		 164Tue Dec 1 17:25:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
165
166 * Makefile.in (NL_TARGET): Define as -DNL_TARGET_v850.
167
168Wed Nov 25 17:52:58 1998 Andrew Cagney <cagney@b1.cygnus.com>
169
170 * Makefile.in (simops.o): Depends on targ-vals.h
171 * simops.c: Include targ-vals.h instead of
172 libgloss/.../syscall.h. Replace SYS_* with TARGET_SYS_*.
173 (divn, divun, OP_1C007E0, OP_18207E0, OP_1C207E0,OP_18007E0):
174 Replace signed long int with signed32.
175
176Fri Oct 9 18:02:25 1998 Doug Evans <devans@canuck.cygnus.com>
177
178 * interp.c: #include "itable.h".
179 (get_insn_name): New function.
180 (sim_open): Initialize CPU_INSN_NAME,CPU_MAX_INSNS.
181 * sim-main.h (MAX_INSNS,INSN_NAME): Delete.
182
183Wed May 6 19:43:27 1998 Doug Evans <devans@canuck.cygnus.com>
184
185 * sim-main.h (INSN_NAME): New arg `cpu'.
186
187Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
188
189 * configure: Regenerated to track ../common/aclocal.m4 changes.
190
191Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
192
193 * configure: Regenerated to track ../common/aclocal.m4 changes.
194 * config.in: Ditto.
195
196Sun Apr 26 15:19:14 1998 Tom Tromey <tromey@cygnus.com>
197
198 * acconfig.h: New file.
199 * configure.in: Reverted change of Apr 24; use sinclude again.
200
201Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
202
203 * configure: Regenerated to track ../common/aclocal.m4 changes.
204 * config.in: Ditto.
205
206Fri Apr 24 11:18:08 1998 Tom Tromey <tromey@cygnus.com>
207
208 * configure.in: Don't call sinclude.
209
210Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
211
212 * configure: Regenerated to track ../common/aclocal.m4 changes.
213 * sim-main.h (SIM_MAIN_H): Wrap header.
214
215Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
216
217 * configure: Regenerated to track ../common/aclocal.m4 changes.
218
219Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
220
221 * configure: Regenerated to track ../common/aclocal.m4 changes.
222
223Tue Mar 10 15:54:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
224
225 * interp.c (sim_stop): Delete, second attempt.
226
227Thu Feb 26 19:09:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
228
229 * interp.c (sim_info): Delete.
230
231Wed Feb 18 10:47:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
232
233 * sim-main.h (TRACE_ALU_INPUT*): Delete. Moved to sim-trace.[hc].
234
235 * simops.c (trace_result): Call trace_generic instead of
236 trace_one_insn.
237 (trace_module): Change variable type to integer.
238 (trace_input): Initialize trace_module with TRACE_ALU_IDX.
239
240 * sim-main.h (trace_module): Change variable decl to integer type.
241 (TRACE_BRANCH*, TRACE_LD, TRACE_ST): Update.
242
243Tue Feb 17 12:51:18 1998 Andrew Cagney <cagney@b1.cygnus.com>
244
245 * interp.c (sim_store_register, sim_fetch_register): Pass in
246 length parameter. Return -1.
247
248Tue Feb 3 16:24:42 1998 Andrew Cagney <cagney@b1.cygnus.com>
249
250 * sim-main.h (IMEM16, IMEM16_IMMED): Rename IMEM and
251 IMEM_IMMED. To match recent igen change.
252
253Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
254
255 * configure: Regenerated to track ../common/aclocal.m4 changes.
256
257Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
258
259 * configure: Regenerated to track ../common/aclocal.m4 changes.
260
261Fri Jan 30 09:51:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
262
263 * sim-main.h (CPU_CIA): Delete, replaced by.
264 (CIA_SET, CIA_SET): Define.
265
266Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
267
268 * configure: Regenerated to track ../common/aclocal.m4 changes.
269
270Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
271
272 * configure: Regenerated to track ../common/aclocal.m4 changes.
273 * config.in: Ditto.
274
275Fri Dec 5 09:26:08 1997 Nick Clifton <nickc@cygnus.com>
276
277 * v850.igen: Revert break value back to its old value.
278
279Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
280
281 * configure: Regenerated to track ../common/aclocal.m4 changes.
282
283Wed Dec 3 17:27:19 1997 Nick Clifton <nickc@cygnus.com>
284
285 * v850.igen: Make break have a zero first field, since otherwise
286 it clashes with the DIVH instruction.
287
288Sat Nov 22 21:32:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
289
290 * simops.c (OP_10007E0): Rename SIGABRT -> SIM_SIGABRT. Give
291 sim_stopped instead of sim_signalled.
292
293 * v850.igen (BREAK), simops.c (OP_12007E0): Rename SIGTRAP to
294 SIM_SIGTRAP.
295 (illegal): Rename SIGILL to SIM_SIGILL.
296
297 * sim-main.h, simops.c, interp.c: Do not include signal.h.
298
299 * sim-main.h: Include sim-signal.h instead of signal.h.
300 (SIGTRAP, SIGQUIT): Delete definition.
301 (SIG_V850_EXIT): Delete definition.
302
303Tue Nov 18 15:33:48 1997 Doug Evans <devans@canuck.cygnus.com>
304
305 * Makefile.in (SIM_OBJS): Use $(SIM_NEW_COMMON_OBJS).
306
307Fri Oct 31 10:33:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
308
309 * interp.c (sim_open): Check state magic number.
310 (sim-assert.h): Include.
311
312Tue Oct 28 11:06:47 1997 Andrew Cagney <cagney@b1.cygnus.com>
313
314 * v850.igen: Add model filter field to records.
315
316Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
317
318 * configure: Regenerated to track ../common/aclocal.m4 changes.
319
320Fri Sep 26 11:56:02 1997 Felix Lee <flee@cygnus.com>
321
322 * sim-main.h: delete null override of SIM_ENGINE_HALT_HOOK and
323 SIM_ENGINE_RESTART_HOOK.
324
325Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
326
327 * configure: Regenerated to track ../common/aclocal.m4 changes.
328
329Wed Sep 24 17:28:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
330
331 * sim-main.h (WITH_TARGET_WORD_MSB): Delete.
332
333 * configure.in (SIM_AC_OPTION_BITSIZE): Specify 32 bit
334 architecture with MSB == 31.
335
336Wed Sep 24 14:04:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
337
338 * v850.igen: Make divh insn with RRRRR==0 breakpoint.
339
340Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
341
342 * configure: Regenerated to track ../common/aclocal.m4 changes.
343
344Tue Sep 23 10:19:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
345
346 * Makefile.in (SIM_WARNINGS, SIM_ALIGNMENT, SIM_ENDIAN,
347 SIM_HOSTENDIAN, SIM_RESERVED_BITS): Delete, moved to common.
348 (SIM_EXTRA_CFLAGS): Update.
349
350Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
351
352 * configure: Regenerated to track ../common/aclocal.m4 changes.
353 * configure.in: Really specify NONSTRICT_ALIGNMENT as the default.
354
355Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
356
357 * configure.in: Specify NONSTRICT_ALIGNMENT as the default.
358 * configure: Regenerated to track ../common/aclocal.m4 changes.
359
360Fri Sep 19 10:37:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
361
362 * v850.igen (disp16): Use EXTEND16 to sign extend disp.
363 (disp22): Only shift left by 1, not 2.
364 ("jmp"): Ensure PC is 2 byte aligned.
365
366 * simops.c, v850.igen: Move "Bcond", "jr", "jarl" code to
367 v850.igen. Fix tracing.
368
369 * simops.c (OP_300, OP_400, OP_500): Move "sdl.b", "sld.h",
370 "sld.w" insns to v850.igen. Fix tracing.
371 (OP_70): Ditto for "sld.hu".
372
373 * v850.igen: Clarify tracing of "sld.b", "sld.h" et.al.
374
375 * simops.c (condition_met): Make global.
376
377 * sim-main.h (TRACE_ALU_INPUT3, TRACE_BRANCH0, TRACE_LD,
378 TRACE_ST): Define.
379 (TRACE_LD_NAME): Define.
380
381 * simops.c: Move "cmov", "cmov imm" to v850.igen, fix.
382
383Wed Sep 17 16:21:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
384
385 * simops.c: Move "mov", "reti", to v850.igen, fix tracing.
386
387 * interp.c (hash): Delete.
388
389 * v850.igen (nop): Really do nothing.
390
391 * interp.c (do_interrupt): Mask interrupts after PSW is saved, not
392 before.
393 * v850.igen (reti): Return to current PC not previous.
394
395Wed Sep 17 14:02:10 1997 Andrew Cagney <cagney@b1.cygnus.com>
396
397 * simops.c: Move "ctret", "bsw", "hsw" to v850.igen, fix tracing.
398 (trace_module): Global, save component/module name across insn.
399
400 * simops.c: Move "bsh" to v850.igen, fix.
401
402 * v850.igen (callt): Load correct number of bytes. Fix tracing.
403 (stsr, ldsr): Correct src, dest fields. Fix tracing.
404 (ctret): Force alignment. Fix tracing.
405
406Tue Sep 16 22:14:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
407
408 * simops.c (trace_output): Add result argument.
409 (trace_result): New function. Simpler version of trace_output,
410 assumes trace needed.
411 (trace_output): Call trace_result.
412 (trace_output): For IMM_REG_REG, trace correct register.
413 (trace_input): Add case for 16bit immediates.
414 (OP_600, OP_640, OP_680, OP_6C0, OP_6A0): Use.
415
416 * sim-main.h (TRACE_ALU_INPUT, TRACE_ALU_RESULT): Define.
417 (trace_values, trace_name, trace_pc, trace_num_values): Make
418 global.
419 (GR, SR): Define.
420
421 v850.insn (movea, stsr): Use.
422 (sxb, sxh, zxb, zxh): Ditto.
423
424Tue Sep 16 21:14:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
425
426 * simops.c: Move "movea" from here.
427 * v850.igen: To here.
428
429 * v850.igen (simm16): Define, sign extend imm16.
430 (uimm16): Define, no sign extension.
431 (addi, andi, movea, movhi, mulhi, ori, satsubi, xori): Use.
432
433 * simops.c: Move "sxh", "switch", "sxb", "callt", "dispose",
434 "mov32" from here.
435 * v850.igen: To here.
436 (switch): Fix off by two error in NIA calc.
437
438Tue Sep 16 15:14:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
439
440 * simops.c (trace_pc, trace_name, trace_values, trace_num_values):
441 New static globals.
442 (trace_input): Just save pc, name and values for trace_output.
443 (trace_output): Write trace values to a buffer. Use
444 trace_one_insn to print trace info and buffer.
445 (SIZE_OPERANDS, SIZE_LOCATION): Delete.
446
447Tue Sep 16 09:02:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
448
449 * sim-main.h (struct _sim_cpu): Add psw_mask so that reserved bits
450 can be masked out.
451
452 * simops.c (OP_2007E0, OP_4007E0): Move "ldsr", "stsr"
453 instructions from here.
454 * v850.igen (ldsr, stsr): To here. Mask out reserved bits when
455 setting PSW.
456
457 * interp.c (sim_open): Set psw_mask if machine known.
458
459Tue Sep 16 10:20:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
460
461 * v850-dc: Add rule to diferentiate between breakpoint and divh.
462 * v850.igen (break): New instruction, breakpoint simulator.
463 * v850.igen (breakpoint): Enable. Change to a 32bit instruction.
464
465Mon Sep 15 18:44:05 1997 Jim Wilson <wilson@cygnus.com>
466
467 * simops.c (Multiply64): Don't store into register zero.
468
469Tue Sep 16 09:02:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
470
471 * Makefile.in (semantics.o): Add dependency.
472
473 * sim-main.h (SAVE_1, SAVE_2): Perform backward compatible save,
474 do not adjust CIA/NIA.
475
476Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
477
478 * simops.c (OP_300, OP_400, OP_70): Make behavour depend on PSW[US].
479
480 * simops.c: Move "divun", "sld.bu", "divhn", "divhun", "divn",
481 "divun", "pushml" code from here to v850.igen.
482 (divun): Make global.
483 (type3_regs): Make global
484
485 * v850.igen: Move simops.c code to here.
486
487 * interp.c (sim_create_inferior): For v850eq set US bit by
488 default.
489
490 * interp.c (sim_open): Don't set arch, now set by
491 sim_analyze_program.
492
493 * configure: Regenerated to track ../common/aclocal.m4 changes.
494
495Mon Sep 15 14:39:34 1997 Andrew Cagney <cagney@b1.cygnus.com>
496
497 * simops.c (op_types): Move from here.
498 sim-main.h: To here.
499
500 * sim-main.h (trace_input, trace_output), simops.c: Make global.
501
502 * simops.c (OP_60): Move "jmp" code from here.
503 * v850.igen (jmp): To here.
504
505 * simops.c (OP_60): Move "sld.bu" code from here.
506 * v850.igen (sld.bu): To here.
507
508Fri Sep 12 15:11:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
509
510 * v850.igen (prepare, ...): Add to v850eq architecture.
511
512 * interp.c (sim_open): Default to v850eq.
513
514 * interp.c (sim_open): Default to v850e.
515 * sim-main.h (signal.h): Include.
516
517 * v850.igen (illegal): Report/halt illegal instructions.
518
519 * Makefile.in (SIM_EXTRA_CFLAGS): Add SIM_RESERVED_BITS.
520
521 * configure.in: Add reserved bits option.
522 * configure: Regenerate.
523
524Thu Sep 11 08:40:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
525
526 * interp.c (sim_open): Use sim_do_commandf instead of asprintf.
527
528 * sim-main.h (INSN_NAME):
529
530 * Makefile.in (INCLUDE): Add SIM_EXTRA_DEPS.
531 (SIM_EXTRA_DEPS): Add itable.h
532 (tmp-gencode): Does not depend on simops.h
533
534 * sim-main.h (itable.h): Include.
535 (MAX_INSNS, INSN_NAME): Define.
536
537 * interp.c: Compute inttype from the interrupt_names index that
538 was passed in.
539
540Wed Sep 10 10:25:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
541
542 * simops.c (trace_input): Use trace_printf instead of
543 sim_io_printf.
544 (trace_output): Ditto.
545 (trace_input): Only trace when TRACE_ALU_P. Delete code
546 disasembling instruction.
547 (trace_output): Only trace when TRACE_ALU_P.
548
549Tue Sep 9 01:29:50 1997 Andrew Cagney <cagney@b1.cygnus.com>
550
551 * simops.c (trace_input, trace_output): Use sim_io_printf.
552 (OP_620): Pass correct argument to trace.
553 (OP_E607E0): Ditto.
554 (trace_input): Obtain prog_bfd, text_start et.al from simulator
555 struct.
556
557Mon Sep 8 21:03:52 1997 Andrew Cagney <cagney@b1.cygnus.com>
558
559 * v850.igen: New file.
560 * v850-dc: New file.
561
562Mon Sep 8 18:33:04 1997 Andrew Cagney <cagney@b1.cygnus.com>
563
564
565 * sim-main.h (SEXT16): Delete, use EXTEND16.
566 (SEXT8): Delete, use EXTEND8.
567 (SEXT32): Delete, used?
568 (SEXT40, SEXT44, SEXT64): Use UNSIGNED64 for constants, not ...LL.
569 (WITH_TARGET_WORD_MSB): Define as 31. v850 little bit endian.
570
571 * simops.c: Use EXTEND15 from sim-bits instead of SEXT16.
572
573 * sim-main.h (DEBUG_TRACE, DEBUG_VALUES, v850_debug): Delete,
574 replace with TRACE_INSN_P and TRACE_ALU_P.
575
576 * simops.c (trace_input, trace_output): Update.
577
578 * interp.c (sim_engine_run): Delete.
579 (lookup_hash): Delete.
580 (sim_open): Do not fill hash table.
581 (sim_trace): Delete.
582
583Fri Sep 5 17:04:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
584
585 * simops.c (OP_FFFF): Use sim_engine_halt.
586 (OP_12007E0): Ditto.
587 (OP_10007E0): Ditto.
588
589 * sim-main.h (struct sim_cpu): Delete member exception. Using
590 sim-engine et.al.
591
592 * interp.c (sim_info): Do not do anything in sim-info.
593 (sim_stop): Delete, replace with sim-stop.
594 (sim_stop_reason): Delete, replace with sim-reason.
595
596 * sim-main.h (WITH_WATCHPOINTS): Define.
597 (WITH_MODULO_MEMORY): Define
598
599 * Makefile.in (SIM_OBJS): Add sim-resume, sim-watch, sim-stop,
600 sim-reason.
601
602 * interp.c (enum interrupt_cond_type): Delete.
603 (struct interrupt_generator): Delete.
604 (enum interrupt_type): Drop int_none.
605 (sim_open): Initialize WATCHPOINT module.
606 (sim_resume, sim_run): Rename sim_resume to sim_run.
607 (sim_engine_run): Replace interrupt code with call to sim-events.
608 (sim_set_interrupt): Delete.
609 (sim_parse_number): Delete.
610
611Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
612
613 * configure: Regenerated to track ../common/aclocal.m4 changes.
614
615Thu Sep 4 18:11:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
616
617 * simops.c (fetch_argv): New function, fetch a arg vector from
618 simulator memory.
619
620 * configure.in: Check for fork, execve, execv.
621 * configure: Regenerate.
622
623 * interp.c (sim_store_register, sim_fetch_register): Use H2T_4 and
624 T2H_4 for byte swapping.
625
626 * sim-main.h, interp.c (get_word, get_half, get_byte, put_word,
627 put_half, put_byte): Delete.
628
629 * Makefile.in (SIM_OBJS): Add sim-memopt.o module.
630
631 * sim-main.h (load_mem, store_mem): Redefine as macros.
632 (IMEM, IMEM_IMMED): New macros - fetch instructions.
633
634 * simops.c (OP_10007E0): For SYS_read, SYS_write, SYS_open
635 transfer data via a buffer.
636 (fetch_str): New function, fetch string from memory.
637
638 * Makefile.in (SIM_OBJS): Add sim-hrw.o module.
639
640 * interp.c (sim_open): Establish memory maps using sim-memopt.c
641 via sim_do_command.
642 (sim_do_command): Print error if memory-map command is used. Call
643 sim_args_command.
644 (map): Delete, replaced by sim-core.
645 (sim_memory_init): Delete, replaced by sim-core.
646 (sim_set_memory_map): Delete, replaced by sim-memopt.
647 (load_mem): Delete, replaced by sim-core.
648 (store_mem): Delete, replaced by sim-core.
649 (sim_write): Delete, replaced by sim-hrw.
650 (sim_read): Delete, replaced by sim-hrw.
651
652 * sim-main.h (struct sim_state): Remove memory members, using
653 sim-core.c
654
655Wed Sep 3 10:18:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
656
657 * sim-main.h: Replace SIM_HAVE_FLATMEM with mem ptr.
658 * interp.c (map): Do not add to a void pointer.
659
660 * Makefile.in (INCLUDE): Add sim-main.h
661
662 * configure.in: Check for time.h
663 * configure: Re-generate.
664
665 * interp.c (struct interrupt_generator): Make time unsigned long,
666 address SIM_ADDR.
667 (sim_resume): Make oldpc SIM_ADDR.
668 (struct hash_entry): Make mask/opcode unsigned.
669
670 * v850_sim.h (struct simops ): Make opcode and mask unsigned.
671
672 * simops.c (utime.h): Include if available.
673 (OP_10007E0): Check for UTIME function.
674 (divun): Put parentheses around shift argument.
675 (OP_640): Put parentheses around shift argument, was wrong.
676 (OP_107F0): Return something.
677
678 * interp.c (sim_parse_number): Use strtoul not strtol.
679 (sim_resume): Use sim_elapsed_time_get to keep track of the time.
680
681 * configure.in (SIM_AC_OPTION_WARNINGS): Add.
682 (SIM_AC_OPTION_ENDIAN): Set to hardwired big.
683 (SIM_AC_OPTION_HOST_ENDIAN): Add.
684 (AC_CHECK_FUNCS): Add utime.
685 (AC_CHECK_HEADERS): Add stdlib.h, string.h, strings.h, utime.h
686 configure: Regenerate.
687
688
689 * Makefile.in (SIM_RUN_OBJS): Use nrun.o.
690 (SIM_OBJS): Add sim-io.o, sim-hload.o, sim-utils.o, sim-options.o,
691 sim-config.o, sim-module.o, sim-events.o, sim-core.o,
692 sim-endian.o, sim-engine.o, sim-trace.o, sim-profile.o
693 (SIM_ENDIAN, SIM_WARNGINS): Define.
694
695 * simops.c (OP_10007E0): Use sim_io_* for transfers.
696
697 * interp.c (sim_resume): Pass sd around.
698
699 * simops.c (sim-main.h): Include.
700
701 * gencode.c (write_template): Generate #include sim-main.h.
702 (write_opcodes): Ditto.
703
704 * interp.c (prog_bfd, prog_bfd_was_opened_p): Delete.
705 (v850_callback): Ditto.
706 (sim_kind, myname): Ditto.
707 (lookup_hash): Pass SD. Use sim_io_error.
708 (sim_set_memory_map): Pass in SD, use.
709 (init_system): Pass in SD, use.
710 (sim_open): Update.
711 (sim_set_profile): Delete.
712 (sim_set_profile_size): Delete.
713 (do_interrupt): Pass in SD, use.
714 (sim_info): Use sim_io_printf.
715 (sim_create_inferior): Reset registers. Set PC from prog_bfd
716 argument.
717 (sim_load): Delete, use common/sim-hload.c
718 (sim_size): Rename to sim_memory_init.
719 (sim_write): Remove call to init_system.
720 (init_system): Delete.
721 (sim_set_callbacks): Delete.
722 (sim_set_interrupt): Pass in SD, use.
723 (start_time): Delete.
724
725 * v850_sim.h: Remove everything except `struct simops' from here.
726 * sim-main.h: Move most to here.
727 * gencode.c: Move #includes to here.
728
729 * sim-main.h(struct _sim_cpu): Rename struct _state.
730 (#define PC, et.al.): Update
731 (v850_callback): Delete. Replaced with SIM_DESC arg.
732 (int8, uint8, int16, uint16, int32, uint32): Define types using
733 unsigned8 et.al from common/sim-types.h.
734 * sim-main.h (State): Define as STATE_CPU.
735
736Mon Sep 1 12:07:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
737
738 * configure.in: Check for time, chmod.
739 * configure: Regenerate.
740 * simops.c (SYS_time, SYS_chmod): Use HAVE_TIME, HAVE_CHMOD.
741
742 * simops.c (../../libgloss/v850/sys/syscall.h): Include instead of
743 sys/syscall.h.
744 (OP_10007E0): Check the existance each SYS_* macro independantly.
745
746 * v850_sim.h (SIGQUIT, SIGTRAP): Only define if missing.
747
748Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
749
750 * configure: Regenerated to track ../common/aclocal.m4 changes.
751 * config.in: Ditto.
752
753Tue Aug 26 10:42:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
754
755 * interp.c (sim_kill): Delete.
756 (sim_create_inferior): Add ABFD argument.
757 (sim_load): Move setting of PC from here.
758 (sim_create_inferior): To here.
759
760Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
761
762 * configure: Regenerated to track ../common/aclocal.m4 changes.
763 * config.in: Ditto.
764
765Mon Aug 25 11:31:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
766
767 * interp.c (sim_open): Add ABFD argument.
768
769Fri Aug 22 10:39:28 1997 Nick Clifton <nickc@cygnus.com>
770
771 * simops.c (bsh): Only set CY flag if either of the bottom
772 bytes is zero.
773
774 * simops.c (prepare, dispose): Lower numbered
775 registers go to higher numbered address.
776
777 * simops.c (unsigned divide instructions): S bit set if result has
778 top bit set.
779
780 * simops.c (pushml, pushmh, popml, popmh): Lower numbered
781 registers go to higher numbered address.
782
783Wed Aug 20 13:56:35 1997 Nick Clifton <nickc@cygnus.com>
784
785 * simops.c (OP_107E0, OP_107F0, OP_307E0, OP_307F0): Use correct
786 interpretation of SR bit in list18 structure.
787 (divn, divun): New functions to perform N step divide functions.
788
789Mon Aug 18 10:59:02 1997 Nick Clifton <nickc@cygnus.com>
790
791 * simops.c (OP_300, OP_400, OP_60, OP_70): Support variant opcodes
792 with US bit set in the PSW.
793
794Wed Aug 13 19:06:55 1997 Nick Clifton <nickc@cygnus.com>
795
796 * interp.c (sim_resume): Opcode functions return amount to be
797 added to PC and all opcodes take a standard format in the OP[]
798 array.
799
800 (do_format_*): Functions removed.
801
802 * v850_sim.h (SP, EP): New register mnemonics.
803
804 * gencode.c (write_header): Functions prototypes return an
805 integer.
806
807 * simops.c: Opcode functions return amount to be added to PC.
808
809 * v850_sim.h (CTPC, CTPSW, CTBP): New register mnemonics.
810
811 * simops.c: Add support for v850e instructions.
812
813 * simops.c: Add support for v850eq instructions.
814
815Tue May 20 10:24:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
816
817 * interp.c (sim_open): Add callback argument.
818 (sim_set_callbacks): Delete SIM_DESC argument.
819
820Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
821
822 * configure: Regenerated to track ../common/aclocal.m4 changes.
823
824Wed Apr 23 17:20:16 1997 Doug Evans <dje@canuck.cygnus.com>
825
826 * interp.c (prog_bfd_was_opened_p): New static local.
827 (prog_bfd): New global variable.
828 (sim_open): Undo patch to add -E support.
829 (sim_close): Close prog_bfd if sim_load opened it.
830 (sim_load): Record bfd of loaded file in prog_bfd.
831 * simops.c (prog_bfd): Renamed from exec_bfd.
832
833Fri Apr 18 14:17:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
834
835 * interp.c (sim_stop): Stub function.
836
837Thu Apr 17 03:53:18 1997 Doug Evans <dje@canuck.cygnus.com>
838
839 * Makefile.in (SIM_OBJS): Add sim-load.o.
840 * interp.c (sim_kind, myname): New static locals.
841 (sim_open): Set sim_kind, myname. Ignore -E arg.
842 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
843 load file into simulator. Set start address from bfd.
844 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
845
846Wed Apr 16 19:53:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
847
848 * simops.c (OP_10007E0): Only provide system calls SYS_execv,
849 SYS_wait, SYS_wait, SYS_utime, SYS_time if defined by the host.
850
851Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
852
853 * configure: Regenerated to track ../common/aclocal.m4 changes.
854 * config.in: Ditto.
855
856Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
857
858 * interp.c (sim_open): New arg `kind'.
859
860 * configure: Regenerated to track ../common/aclocal.m4 changes.
861
862Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
863
864 * configure: Regenerated to track ../common/aclocal.m4 changes.
865
866Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
867
868 * configure: Regenerated to track ../common/aclocal.m4 changes.
869
870Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
871
872 * configure: Re-generate.
873
874Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
875
876 * configure: Regenerate to track ../common/aclocal.m4 changes.
877
878Thu Mar 13 13:00:54 1997 Doug Evans <dje@canuck.cygnus.com>
879
880 * interp.c (sim_open): New SIM_DESC result. Argument is now
881 in argv form.
882 (other sim_*): New SIM_DESC argument.
883
884Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
885
886 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
887 COMMON_{PRE,POST}_CONFIG_FRAG instead.
888 * configure.in: sinclude ../common/aclocal.m4.
889 * configure: Regenerated.
890
891Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
892
893 * configure configure.in Makefile.in: Update to new configure
894 scheme which is more compatible with WinGDB builds.
895 * configure.in: Improve comment on how to run autoconf.
896 * configure: Re-run autoconf to get new ../common/aclocal.m4.
897 * Makefile.in: Use autoconf substitution to install common
898 makefile fragment.
899
900Mon Jan 20 16:05:34 1997 Michael Meissner <meissner@tiktok.cygnus.com>
901
902 * simops.c (OP_{E0,2E0,6E0}): The multiply operations sign extend,
903 not zero extend.
904
905Tue Jan 14 17:06:03 1997 Stu Grossman (grossman@critters.cygnus.com)
906
907 * simops.c: Put ifdefs around things to make MSVC happy. Get rid
908 of unistd.h. Disable SYS_stat, SYS_chown, SYS_time, SYS_times,
909 SYS_gettimeofday and SYS_utime from MSVC.
910
911Tue Dec 31 18:11:13 1996 Michael Meissner <meissner@tiktok.cygnus.com>
912
913 * simops.c (OP_10007E0): Know that kill encodes the signal number
914 via: 0xdead0000 | signal and turn it back into a signal.
915
916Fri Dec 27 14:44:06 1996 Michael Meissner <meissner@tiktok.cygnus.com>
917
918 * v850_sim.h (SIG_V850_EXIT): Define as -1.
919
920 * interp.c (sim_open): Cast calloc function.
921 (sim_stop_reason): If signal is SIG_V850_EXIT, inform gdb the
922 program exited with the appropriate exit code.
923 (sim_set_interrupt): Declare buildargv.
924
925 * simops.c (OP_10007E0): Make exit signal normal exit. Make time
926 type correct and work on big endian systems.
927
928Wed Nov 20 02:18:44 1996 Doug Evans <dje@canuck.cygnus.com>
929
930 * Makefile.in: Delete stuff moved to ../common/Make-common.in.
931 (SIM_OBJS,SIM_EXTRA_CFLAGS,SIM_EXTRA_CLEAN): Define.
932 * configure.in: Simplify using macros in ../common/aclocal.m4.
933 Call AC_CHECK_HEADERS(unistd.h).
934 * configure: Regenerated.
935 * config.in: New file.
936 * simops.c: #include "config.h". #include <unistd.h> if present.
937
938Sun Nov 3 23:02:54 1996 Stan Shebs <shebs@andros.cygnus.com>
939
940 * v850_sim.h (State): New slots dummy_mem, pending_nmi.
941 (EIPC, etc): New macros for system registers.
942 * simops.c, interp.c: Use everywhere.
943
944 * interp.c: Add support for interrupts issued by interrupt
945 generators, either PC- or time-based. Controlled by simulator
946 command "sim interrupt".
947
948 * interp.c: Add support for variable-size allocation of memory,
949 via simulator command "sim memory-map".
950 (map): Issue SIGSEGV for references to invalid memory regions.
951
952Thu Oct 31 14:44:10 1996 Gavin Koch <gavin@cygnus.com>
953
954 * simops.c: Include <sys/time.h> for struct timeval and
955 struct timezone.
956
957Wed Oct 30 08:49:10 1996 Jeffrey A Law (law@cygnus.com)
958
959 * simops.c (OP_10007E0): Handle SYS_times and SYS_gettimeofday.
960
961 * simops.c (OP_10007E0): Handle SYS_time.
962
963Tue Oct 29 14:22:55 1996 Jeffrey A Law (law@cygnus.com)
964
965 * simops.c: Include <sys/stat.h>.
966 (OP_10007E0): Handle SYS_stat.
967
968Thu Oct 24 12:26:35 1996 Jeffrey A Law (law@cygnus.com)
969
970 * simops.c (OP_10007E0): Don't declare errno.
971
972 * simops.c (OP_500): Mask off low bit in displacement
973 for sld.w.
974 (OP_501): Similarly.
975
976 * simops.c (OP_500): Fix displacement handling for sld.w.
977 (OP_501): Similarly for sst.w.
978
979 * simops.c (trace_input): Remove all references to SEXT7.
980 (OP_300, OP_400, OP_500, OP_380, OP_480, OP_501): Displacement
981 is zero extended for sst/sld instructions.
982 * v850_sim.h (SEX7): Delete. It's no longer needed (and it
983 was incorrect anyway).
984
985Thu Oct 24 10:33:33 1996 Stu Grossman (grossman@critters.cygnus.com)
986
987 * Makefile.in: Get rid of srcroot. Set all INSTALL macros via
988 autoconf.
989 * gencode.c (write_opcodes): Pad operands field to account for
990 MSVC braindamage.
991 * simops.c: Include errno.h. Exclude SYS_chown, since MSVC
992 doesn't support it. (Why is this here in the first place?!?)
993 * v850_sim.h: Get rid of 64 bit defs. Also, get rid of #elif's.
994 Change number of operands in struct simops from 9 to 6. Define
995 SIGTRAP and SIGQUIT for MSVC.
996
997Tue Oct 15 16:19:51 1996 Stu Grossman (grossman@critters.cygnus.com)
998
999 * interp.c (MEM_SIZE): It's now bytes, not a power of 2.
1000 * (map): Add support for external mem in the 1->2 meg range.
1001 Also, abort() when memory access is way out of bounds. (Better to
1002 die than to give wrong result. (This will be fixed later.))
1003 * (sim_size): MEM_SIZE is now bytes, not shift factor.
1004
1005Tue Oct 1 15:53:24 1996 Gavin Koch <gavin@cygnus.com>
1006
1007 * simops.c (trace_input): Swapped order of operands for output
1008 output of OP_IMM_REG. Changed the fetching of the operands for
1009 OP_LOAD32, and OP_STORE32 to work like op-function.
1010
1011Mon Sep 30 15:46:33 1996 Stu Grossman (grossman@critters.cygnus.com)
1012
1013 * interp.c: Move includes of remote-sim.h and callback.h to
1014 v850-sim.h.
1015 * (lookup_hash): Add PC to report of hash failure.
1016 * (map load_mem store_mem): New memory subsystem. Models V851
1017 memory system.
1018 * (sim_write sim_read): Use new memory subsystem.
1019 * (sim_resume): Don't load and save PC into EIPC anymore. Needed
1020 to make user-defined traps work right.
1021 * simops.c (OP_*): Use new memory subsystem.
1022 * (OP_14007E0 (reti)): Implement reti.
1023 * (OP_14996E0 (trap)): Implement user-defined traps. Move I/O to
1024 trap 31. Use new memory subsystem.
1025 * v850_sim.h: Prototypes for load_mem, store_mem and map. Use
1026 load_mem in RLW macro.
1027
1028Fri Sep 27 18:34:09 1996 Stu Grossman (grossman@critters.cygnus.com)
1029
1030 * gencode.c (write_opcodes): Output hex values for opcode mask
1031 and patterns.
1032 * interp.c (sim_resume): Save and restore PC from the appropriate
1033 register.
1034 * (sim_fetch_register sim_store_register): Fix byte-order problem
1035 with reading and writing registers.
1036 * simops.c (OP_FFFF): Implement pseudo-breakpoint insn.
1037
1038Fri Sep 27 17:42:37 1996 Jeffrey A Law (law@cygnus.com)
1039
1040 * simops.c (trace_input): Fix thinko.
1041
1042Wed Sep 18 09:54:12 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1043
1044 * simops.c (exec_bfd): Rename from sim_bfd.
1045 (trace_input): Ditto.
1046
1047Thu Sep 12 12:03:05 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1048
1049 * simops.c (trace_input): Use find_nearest_line to print line
1050 number, function name or file name of PC.
1051
1052Wed Sep 11 16:44:37 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1053
1054 * simops.c: Add tracing support. Use SEXTxx macros instead of
1055 doing hardwired shifts.
1056
1057 * configure.in (--enable-sim-cflags): Add switch to add additional
1058 flags to simulator buld. If --enable-sim-cflags=trace, turn on
1059 tracing.
1060 * configure: Regenerate.
1061
1062 * Makefile.in: Don't require a VPATH capable make if configuring
1063 in the same directory. Don't use CFLAGS for configuration flags.
1064 Add flags from --enable-sim-cflags. Support canadian cross
1065 builds. Rebuild whole simulator if include files change.
1066
1067 * interp.c (v850_debug): New global for debugging.
1068 (lookup_hash,sim_size,sim_set_profile): Use
1069 printf_filtered callback, instead of calling printf directly.
1070 (sim_{open,trace}): Enable tracing if -t and compiled for tracing.
1071
1072 * v850_sim.h: Use limits.h to set the various sized types.
1073 (SEXT{5,7,16,22}): New macros.
1074
1075Mon Sep 9 20:50:46 1996 Jeffrey A Law (law@cygnus.com)
1076
1077 * interp.c (hash): Make this an inline function
1078 when compiling with GCC. Simplify.
1079 * simpos.c: Explicitly include "sys/syscall.h". Remove
1080 some #if 0'd code. Enable more emulated syscalls.
1081
1082Wed Sep 4 01:48:55 1996 Jeffrey A Law (law@cygnus.com)
1083
1084 * interp.c: Fix sign bit handling for add and sub instructions.
1085
1086Tue Sep 3 10:20:30 1996 Jeffrey A Law (law@cygnus.com)
1087
1088 * gencode.c: Fix various indention & style problems.
1089 Remove test code. Remove #if 0 code.
1090 * interp.c: Provide prototypes for all static functions.
1091 Fix minor indention problems.
1092 (sim_open, sim_resume): Remove unused variables.
1093 (sim_read): Return type is "int".
1094 * simops.c: Remove unused variables.
1095 (divh): Make result of divide-by-zero zero.
1096 (setf): Initialize result to keep compiler quiet.
1097 (sar instructions): These just clear the overflow bit.
1098 * v850_sim.h: Provide prototypes for put_byte, put_half
1099 and put_word.
1100
1101 * interp.c: OP should be an array of 32bit operands!
1102 (v850_callback): Declare.
1103 (do_format_5): Fix extraction of OP[0].
1104 (sim_size): Remove debugging printf.
1105 (sim_set_callbacks): Do something useful.
1106 (sim_stop_reason): Gross hacks to get c-torture running.
1107 * simops.c: Simplify code for computing targets of bCC
1108 insns. Invert 's' bit if 'ov' bit is set for some
1109 instructions. Fix 'cy' bit handling for numerous
1110 instructions. Make the simulator stop when a halt
1111 instruction is encountered. Very crude support for
1112 emulated syscalls (trap 0).
1113 * v850_sim.h: Include "callback.h" and declare
1114 v850_callback. Items in the operand array are 32bits.
1115
1116Sun Sep 1 22:35:35 1996 Jeffrey A Law (law@cygnus.com)
1117
1118 * interp.c (sim_resume): Fix code to check for a format 3
1119 opcode.
1120 * simops.c: bCC insns only argument is a constant, not a
1121 register value (duh...)
1122
1123Fri Aug 30 10:33:49 1996 Jeffrey A Law (law@cygnus.com)
1124
1125 * simops.c: Fix "not1" and "set1".
1126
1127 * simops.c: Don't forget to initialize temp for
1128 "ld.h" and "ld.w"
1129
1130 * interp.c: Remove various debugging printfs.
1131
1132 * simops.c: Fix satadd, satsub boundary case handling.
1133
1134 * interp.c (hash): Fix.
1135 * interp.c (do_format_8): Get operands correctly and
1136 call the target function.
1137 * simops.c: Rough cut at "clr1", "not1", "set1", and "tst1".
1138
1139Thu Aug 29 13:53:29 1996 Jeffrey A Law (law@cygnus.com)
1140
1141 * interp.c (do_format_4): Get operands correctly and
1142 call the target function.
1143 * simops.c: Rough cut at "sld.b", "sld.h", "sld.w", "sst.b",
1144 "sst.h", and "sst.w".
1145
1146 * v850_sim.h: The V850 doesn't have split I&D spaces. Change
1147 accordingly. Remove many unused definitions.
1148 * interp.c: The V850 doesn't have split I&D spaces. Change
1149 accordingly.
1150 (get_longlong, get_longword, get_word): Deleted.
1151 (write_longlong, write_longword, write_word): Deleted.
1152 (get_operands): Deleted.
1153 (get_byte, get_half, get_word): New functions.
1154 (put_byte, put_half, put_word): New functions.
1155 * simops.c: Remove unused functions. Rough cut at
1156 "ld.b", "ld.h", "ld.w", "st.b", "st.h", "st.w" insns.
1157
1158 * v850_sim.h (struct _state): Remove "psw" field. Add
1159 "sregs" field.
1160 (PSW): Remove bogus definition.
1161 * simops.c: Change condition code handling to use the psw
1162 register within the sregs array. Handle "ldsr" and "stsr".
1163
1164 * simops.c: Handle "satadd", "satsub", "satsubi", "satsubr".
1165
1166 * interp.c (do_format_5): Get operands correctly and
1167 call the target function.
1168 (sim_resume): Don't do a PC update for format 5 instructions.
1169 * simops.c: Handle "jarl" and "jmp" instructions.
1170
1171 * simops.c: Fix minor typos. Handle "cmp", "setf", "tst"
1172 "di", and "ei" instructions correctly.
1173
1174 * interp.c (do_format_3): Get operands correctly and call
1175 the target function.
1176 * simops.c: Handle bCC instructions.
1177
1178 * simops.c: Add condition code handling to shift insns.
1179 Fix minor typos in condition code handling for other insns.
1180
1181 * Makefile.in: Fix typo.
1182 * simops.c: Add condition code handling to "sub" "subr" and
1183 "divh" instructions.
1184
1185 * interp.c (hash): Update to be more accurate.
1186 (lookup_hash): Call hash rather than computing the hash
1187 code here.
1188 (do_format_1_2): Handle format 1 and format 2 instructions.
1189 Get operands correctly and call the target function.
1190 (do_format_6): Get operands correctly and call the target
1191 function.
1192 (do_formats_9_10): Rough cut so shift ops will work.
1193 (sim_resume): Tweak to deal with format 1 and format 2
1194 handling in a single funtion. Don't update the PC
1195 for format 3 insns. Fix typos.
1196 * simops.c: Slightly reorganize. Add condition code handling
1197 to "add", "addi", "and", "andi", "or", "ori", "xor", "xori"
1198 and "not" instructions.
1199 * v850_sim.h (reg_t): Registers are 32bits.
1200 (_state): The V850 has 32 general registers. Add a 32bit
1201 psw and pc register too. Add accessor macros
1202
1203 * Makefile.in, interp.c, v850_sim.h: Bring over endianness
1204 changes from the d10v simulator.
1205
1206 * simops.c: Add shift support.
1207
1208 * simops.c: Add multiply & divide support. Abort for system
1209 instructions.
1210
1211 * simops.c: Add logicals, mov, movhi, movea, add, addi, sub
1212 and subr. No condition codes yet.
1213
1214Wed Aug 28 13:53:22 1996 Jeffrey A Law (law@cygnus.com)
1215
1216 * ChangeLog, Makefile.in, configure, configure.in, v850_sim.h,
1217 gencode.c, interp.c, simops.c: Created.
1218
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