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* gdb.base/attach.exp (do_attach_tests): Don't forget to kill second
[deliverable/binutils-gdb.git] / sim / v850 / ChangeLog
CommitLineData
4389ce38
MK		 12004-01-18 Mark Kettenis <kettenis@gnu.org>
2
3 * simops.c: Include <sys/types.h>.
4
c5ea1d53
NC		 52003-09-05 Andrew Cagney <cagney@redhat.com>
6 Nick Clifton <nickc@redhat.com>
7
8 * interp.c (sim_open): Accept bfd_mach_v850e1.
9 * v850-dc: Add entry for v850e1.
10 * v850.igen: Add support for v850e1.
11 Add code for DBTRAP and DBRET instructions.
12 (dbtrap): Create a separate v850e1 specific instruction.
13 Only generate a trap if the target is not the v850e1.
14 Otherwise treat it as a special kind of branch.
15 (break): Mark as v850/v850e specific.
16
ae451ac6
ILT		 172003-05-16 Ian Lance Taylor <ian@airs.com>
18
19 * Makefile.in (SHELL): Make sure this is defined.
20 (tmp-igen): Use $(SHELL) whenever we invoke move-if-change.
21
ebc115b7
NC		 222003-04-06 Nick Clifton <nickc@redhat.com>
23
1eec9e33
NC		 24 * simops.c (OP_40): Delete. Move code to...
25 * v850-igen.c (): ...Here. Sign extend the first operand.
ebc115b7
NC		 26 * simops.h (OP_40): Remove prototype.
27
6b4a8935
AC		 282003-02-27 Andrew Cagney <cagney@redhat.com>
29
30 * interp.c (sim_open, sim_create_inferior): Rename _bfd to bfd.
31
0da2b665
AC		 322002-11-30 Andrew Cagney <cagney@redhat.com>
33
34 * simops.c: Use int, 1, 0 instead of boolean, true and false.
35 * sim-main.h: Ditto.
36
30458d39
JW		 372002-09-27 Jim Wilson <wilson@redhat.com>
38
39 * simops.c (OP_E6077E0): And op1 with 7 after reading register, not
40 before.
41 (BIT_CHANGE_OP): Likewise.
42
2e8162ce
JW		 432002-09-26 Jim Wilson <wilson@redhat.com>
44
45 * simops (OP_10007E0): Don't subtract 4 from PC.
46
5d6a173d
NC		 472002-09-19 Nick Clifton <nickc@redhat.com>
48
49 * interp.c (sim_open): Remove reference to v850ea.
50 (sim_create_inferior): Likewise.
51 * v850-dc: Likewise.
52 * v850.igen: Remove all references to v850ea, including v850ea
53 specific instructions.
54
e551c257
NC		 552002-08-29 Nick Clifton <nickc@redhat.com>
56
57 From 2001-08-23 Catherine Moore <clm@redhat.com>
58
59 * Makefile.in: Add gen-zero-r0 option.
60 * sim-main.h (GPR_SET, GPR_CLEAR): Define.
61 * simops.c (OP_24007E0): Sign extend the imm9
62 operand of a mul instruction.
63
d62274a3
AC		 642002-06-17 Andrew Cagney <cagney@redhat.com>
65
66 * simops.c (trace_result): Fix printf formatting.
67
c8cca39f
AC		 682002-06-16 Andrew Cagney <ac131313@redhat.com>
69
70 * configure: Regenerated to track ../common/aclocal.m4 changes.
71
7ef2d4e7
AC		 722001-12-02 Andrew Cagney <ac131313@redhat.com>
73
74 * Makefile.in (simops.h, table.c): Delete targets.
75 (tmp-gencode, gencode.o, gencode): Delete targets.
76 (simops.h): New file.
77 ($(BUILT_SRC_FROM_IGEN)): Do not depend on simops.h.
78 * gencode.c: Delete file.
79
d4424ada
C		 802001-04-15 J.T. Conklin <jtc@redback.com>
81
82 * Makefile.in (simops.o): Add simops.h to dependency list.
83
1e6cd159
AC		 842001-03-14 Andrew Cagney <ac131313@redhat.com>
85
86 * Makefile.in (gencode): Link with libintl.
87
42acc51e
JL		 882001-01-31 Jonathan Larmour <jlarmour@redhat.com>
89
90 * Makefile.in (gencode): Link with libopcodes in build tree rather
91 than building source files from there.
92
896ad910
NC		 932000-05-30 Nick Clifton <nickc@cygnus.com>
94
95 * v850.igen: Remove illegal instruction pattern, since it is the
96 same as the breakpoint pattern.
97
eb2d80b4
AC		 98Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
99
100 * configure: Regenerated to track ../common/aclocal.m4 changes.
101
b9791fcd
FCE		 1022000-04-14 Gary Thomas <gthomas@redhat.com>
103
104 * v850.igen: Define 'br *' as illegal since this is the only
105 way to provide a breakpoint on some v850 family processors.
106
de616bc7
FCE		 1072000-03-24 Frank Ch. Eigler <fche@redhat.com>
108
109 * v850.igen (ilgop): New insn pattern for four-byte breakpoints.
110
d4f3574e
SS		 111Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
112
113 * configure: Regenerated to track ../common/aclocal.m4 changes.
114
cd0fc7c3
SS		 1151999-05-08 Felix Lee <flee@cygnus.com>
116
117 * configure: Regenerated to track ../common/aclocal.m4 changes.
118
c906108c
SS		 119Tue Dec 1 17:25:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
120
121 * Makefile.in (NL_TARGET): Define as -DNL_TARGET_v850.
122
123Wed Nov 25 17:52:58 1998 Andrew Cagney <cagney@b1.cygnus.com>
124
125 * Makefile.in (simops.o): Depends on targ-vals.h
126 * simops.c: Include targ-vals.h instead of
127 libgloss/.../syscall.h. Replace SYS_* with TARGET_SYS_*.
128 (divn, divun, OP_1C007E0, OP_18207E0, OP_1C207E0,OP_18007E0):
129 Replace signed long int with signed32.
130
131Fri Oct 9 18:02:25 1998 Doug Evans <devans@canuck.cygnus.com>
132
133 * interp.c: #include "itable.h".
134 (get_insn_name): New function.
135 (sim_open): Initialize CPU_INSN_NAME,CPU_MAX_INSNS.
136 * sim-main.h (MAX_INSNS,INSN_NAME): Delete.
137
138Wed May 6 19:43:27 1998 Doug Evans <devans@canuck.cygnus.com>
139
140 * sim-main.h (INSN_NAME): New arg `cpu'.
141
142Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
143
144 * configure: Regenerated to track ../common/aclocal.m4 changes.
145
146Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
147
148 * configure: Regenerated to track ../common/aclocal.m4 changes.
149 * config.in: Ditto.
150
151Sun Apr 26 15:19:14 1998 Tom Tromey <tromey@cygnus.com>
152
153 * acconfig.h: New file.
154 * configure.in: Reverted change of Apr 24; use sinclude again.
155
156Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
157
158 * configure: Regenerated to track ../common/aclocal.m4 changes.
159 * config.in: Ditto.
160
161Fri Apr 24 11:18:08 1998 Tom Tromey <tromey@cygnus.com>
162
163 * configure.in: Don't call sinclude.
164
165Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
166
167 * configure: Regenerated to track ../common/aclocal.m4 changes.
168 * sim-main.h (SIM_MAIN_H): Wrap header.
169
170Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
171
172 * configure: Regenerated to track ../common/aclocal.m4 changes.
173
174Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
175
176 * configure: Regenerated to track ../common/aclocal.m4 changes.
177
178Tue Mar 10 15:54:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
179
180 * interp.c (sim_stop): Delete, second attempt.
181
182Thu Feb 26 19:09:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
183
184 * interp.c (sim_info): Delete.
185
186Wed Feb 18 10:47:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
187
188 * sim-main.h (TRACE_ALU_INPUT*): Delete. Moved to sim-trace.[hc].
189
190 * simops.c (trace_result): Call trace_generic instead of
191 trace_one_insn.
192 (trace_module): Change variable type to integer.
193 (trace_input): Initialize trace_module with TRACE_ALU_IDX.
194
195 * sim-main.h (trace_module): Change variable decl to integer type.
196 (TRACE_BRANCH*, TRACE_LD, TRACE_ST): Update.
197
198Tue Feb 17 12:51:18 1998 Andrew Cagney <cagney@b1.cygnus.com>
199
200 * interp.c (sim_store_register, sim_fetch_register): Pass in
201 length parameter. Return -1.
202
203Tue Feb 3 16:24:42 1998 Andrew Cagney <cagney@b1.cygnus.com>
204
205 * sim-main.h (IMEM16, IMEM16_IMMED): Rename IMEM and
206 IMEM_IMMED. To match recent igen change.
207
208Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
209
210 * configure: Regenerated to track ../common/aclocal.m4 changes.
211
212Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
213
214 * configure: Regenerated to track ../common/aclocal.m4 changes.
215
216Fri Jan 30 09:51:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
217
218 * sim-main.h (CPU_CIA): Delete, replaced by.
219 (CIA_SET, CIA_SET): Define.
220
221Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
222
223 * configure: Regenerated to track ../common/aclocal.m4 changes.
224
225Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
226
227 * configure: Regenerated to track ../common/aclocal.m4 changes.
228 * config.in: Ditto.
229
230Fri Dec 5 09:26:08 1997 Nick Clifton <nickc@cygnus.com>
231
232 * v850.igen: Revert break value back to its old value.
233
234Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
235
236 * configure: Regenerated to track ../common/aclocal.m4 changes.
237
238Wed Dec 3 17:27:19 1997 Nick Clifton <nickc@cygnus.com>
239
240 * v850.igen: Make break have a zero first field, since otherwise
241 it clashes with the DIVH instruction.
242
243Sat Nov 22 21:32:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
244
245 * simops.c (OP_10007E0): Rename SIGABRT -> SIM_SIGABRT. Give
246 sim_stopped instead of sim_signalled.
247
248 * v850.igen (BREAK), simops.c (OP_12007E0): Rename SIGTRAP to
249 SIM_SIGTRAP.
250 (illegal): Rename SIGILL to SIM_SIGILL.
251
252 * sim-main.h, simops.c, interp.c: Do not include signal.h.
253
254 * sim-main.h: Include sim-signal.h instead of signal.h.
255 (SIGTRAP, SIGQUIT): Delete definition.
256 (SIG_V850_EXIT): Delete definition.
257
258Tue Nov 18 15:33:48 1997 Doug Evans <devans@canuck.cygnus.com>
259
260 * Makefile.in (SIM_OBJS): Use $(SIM_NEW_COMMON_OBJS).
261
262Fri Oct 31 10:33:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
263
264 * interp.c (sim_open): Check state magic number.
265 (sim-assert.h): Include.
266
267Tue Oct 28 11:06:47 1997 Andrew Cagney <cagney@b1.cygnus.com>
268
269 * v850.igen: Add model filter field to records.
270
271Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
272
273 * configure: Regenerated to track ../common/aclocal.m4 changes.
274
275Fri Sep 26 11:56:02 1997 Felix Lee <flee@cygnus.com>
276
277 * sim-main.h: delete null override of SIM_ENGINE_HALT_HOOK and
278 SIM_ENGINE_RESTART_HOOK.
279
280Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
281
282 * configure: Regenerated to track ../common/aclocal.m4 changes.
283
284Wed Sep 24 17:28:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
285
286 * sim-main.h (WITH_TARGET_WORD_MSB): Delete.
287
288 * configure.in (SIM_AC_OPTION_BITSIZE): Specify 32 bit
289 architecture with MSB == 31.
290
291Wed Sep 24 14:04:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
292
293 * v850.igen: Make divh insn with RRRRR==0 breakpoint.
294
295Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
296
297 * configure: Regenerated to track ../common/aclocal.m4 changes.
298
299Tue Sep 23 10:19:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
300
301 * Makefile.in (SIM_WARNINGS, SIM_ALIGNMENT, SIM_ENDIAN,
302 SIM_HOSTENDIAN, SIM_RESERVED_BITS): Delete, moved to common.
303 (SIM_EXTRA_CFLAGS): Update.
304
305Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
306
307 * configure: Regenerated to track ../common/aclocal.m4 changes.
308 * configure.in: Really specify NONSTRICT_ALIGNMENT as the default.
309
310Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
311
312 * configure.in: Specify NONSTRICT_ALIGNMENT as the default.
313 * configure: Regenerated to track ../common/aclocal.m4 changes.
314
315Fri Sep 19 10:37:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
316
317 * v850.igen (disp16): Use EXTEND16 to sign extend disp.
318 (disp22): Only shift left by 1, not 2.
319 ("jmp"): Ensure PC is 2 byte aligned.
320
321 * simops.c, v850.igen: Move "Bcond", "jr", "jarl" code to
322 v850.igen. Fix tracing.
323
324 * simops.c (OP_300, OP_400, OP_500): Move "sdl.b", "sld.h",
325 "sld.w" insns to v850.igen. Fix tracing.
326 (OP_70): Ditto for "sld.hu".
327
328 * v850.igen: Clarify tracing of "sld.b", "sld.h" et.al.
329
330 * simops.c (condition_met): Make global.
331
332 * sim-main.h (TRACE_ALU_INPUT3, TRACE_BRANCH0, TRACE_LD,
333 TRACE_ST): Define.
334 (TRACE_LD_NAME): Define.
335
336 * simops.c: Move "cmov", "cmov imm" to v850.igen, fix.
337
338Wed Sep 17 16:21:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
339
340 * simops.c: Move "mov", "reti", to v850.igen, fix tracing.
341
342 * interp.c (hash): Delete.
343
344 * v850.igen (nop): Really do nothing.
345
346 * interp.c (do_interrupt): Mask interrupts after PSW is saved, not
347 before.
348 * v850.igen (reti): Return to current PC not previous.
349
350Wed Sep 17 14:02:10 1997 Andrew Cagney <cagney@b1.cygnus.com>
351
352 * simops.c: Move "ctret", "bsw", "hsw" to v850.igen, fix tracing.
353 (trace_module): Global, save component/module name across insn.
354
355 * simops.c: Move "bsh" to v850.igen, fix.
356
357 * v850.igen (callt): Load correct number of bytes. Fix tracing.
358 (stsr, ldsr): Correct src, dest fields. Fix tracing.
359 (ctret): Force alignment. Fix tracing.
360
361Tue Sep 16 22:14:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
362
363 * simops.c (trace_output): Add result argument.
364 (trace_result): New function. Simpler version of trace_output,
365 assumes trace needed.
366 (trace_output): Call trace_result.
367 (trace_output): For IMM_REG_REG, trace correct register.
368 (trace_input): Add case for 16bit immediates.
369 (OP_600, OP_640, OP_680, OP_6C0, OP_6A0): Use.
370
371 * sim-main.h (TRACE_ALU_INPUT, TRACE_ALU_RESULT): Define.
372 (trace_values, trace_name, trace_pc, trace_num_values): Make
373 global.
374 (GR, SR): Define.
375
376 v850.insn (movea, stsr): Use.
377 (sxb, sxh, zxb, zxh): Ditto.
378
379Tue Sep 16 21:14:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
380
381 * simops.c: Move "movea" from here.
382 * v850.igen: To here.
383
384 * v850.igen (simm16): Define, sign extend imm16.
385 (uimm16): Define, no sign extension.
386 (addi, andi, movea, movhi, mulhi, ori, satsubi, xori): Use.
387
388 * simops.c: Move "sxh", "switch", "sxb", "callt", "dispose",
389 "mov32" from here.
390 * v850.igen: To here.
391 (switch): Fix off by two error in NIA calc.
392
393Tue Sep 16 15:14:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
394
395 * simops.c (trace_pc, trace_name, trace_values, trace_num_values):
396 New static globals.
397 (trace_input): Just save pc, name and values for trace_output.
398 (trace_output): Write trace values to a buffer. Use
399 trace_one_insn to print trace info and buffer.
400 (SIZE_OPERANDS, SIZE_LOCATION): Delete.
401
402Tue Sep 16 09:02:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
403
404 * sim-main.h (struct _sim_cpu): Add psw_mask so that reserved bits
405 can be masked out.
406
407 * simops.c (OP_2007E0, OP_4007E0): Move "ldsr", "stsr"
408 instructions from here.
409 * v850.igen (ldsr, stsr): To here. Mask out reserved bits when
410 setting PSW.
411
412 * interp.c (sim_open): Set psw_mask if machine known.
413
414Tue Sep 16 10:20:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
415
416 * v850-dc: Add rule to diferentiate between breakpoint and divh.
417 * v850.igen (break): New instruction, breakpoint simulator.
418 * v850.igen (breakpoint): Enable. Change to a 32bit instruction.
419
420Mon Sep 15 18:44:05 1997 Jim Wilson <wilson@cygnus.com>
421
422 * simops.c (Multiply64): Don't store into register zero.
423
424Tue Sep 16 09:02:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
425
426 * Makefile.in (semantics.o): Add dependency.
427
428 * sim-main.h (SAVE_1, SAVE_2): Perform backward compatible save,
429 do not adjust CIA/NIA.
430
431Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
432
433 * simops.c (OP_300, OP_400, OP_70): Make behavour depend on PSW[US].
434
435 * simops.c: Move "divun", "sld.bu", "divhn", "divhun", "divn",
436 "divun", "pushml" code from here to v850.igen.
437 (divun): Make global.
438 (type3_regs): Make global
439
440 * v850.igen: Move simops.c code to here.
441
442 * interp.c (sim_create_inferior): For v850eq set US bit by
443 default.
444
445 * interp.c (sim_open): Don't set arch, now set by
446 sim_analyze_program.
447
448 * configure: Regenerated to track ../common/aclocal.m4 changes.
449
450Mon Sep 15 14:39:34 1997 Andrew Cagney <cagney@b1.cygnus.com>
451
452 * simops.c (op_types): Move from here.
453 sim-main.h: To here.
454
455 * sim-main.h (trace_input, trace_output), simops.c: Make global.
456
457 * simops.c (OP_60): Move "jmp" code from here.
458 * v850.igen (jmp): To here.
459
460 * simops.c (OP_60): Move "sld.bu" code from here.
461 * v850.igen (sld.bu): To here.
462
463Fri Sep 12 15:11:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
464
465 * v850.igen (prepare, ...): Add to v850eq architecture.
466
467 * interp.c (sim_open): Default to v850eq.
468
469 * interp.c (sim_open): Default to v850e.
470 * sim-main.h (signal.h): Include.
471
472 * v850.igen (illegal): Report/halt illegal instructions.
473
474 * Makefile.in (SIM_EXTRA_CFLAGS): Add SIM_RESERVED_BITS.
475
476 * configure.in: Add reserved bits option.
477 * configure: Regenerate.
478
479Thu Sep 11 08:40:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
480
481 * interp.c (sim_open): Use sim_do_commandf instead of asprintf.
482
483 * sim-main.h (INSN_NAME):
484
485 * Makefile.in (INCLUDE): Add SIM_EXTRA_DEPS.
486 (SIM_EXTRA_DEPS): Add itable.h
487 (tmp-gencode): Does not depend on simops.h
488
489 * sim-main.h (itable.h): Include.
490 (MAX_INSNS, INSN_NAME): Define.
491
492 * interp.c: Compute inttype from the interrupt_names index that
493 was passed in.
494
495Wed Sep 10 10:25:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
496
497 * simops.c (trace_input): Use trace_printf instead of
498 sim_io_printf.
499 (trace_output): Ditto.
500 (trace_input): Only trace when TRACE_ALU_P. Delete code
501 disasembling instruction.
502 (trace_output): Only trace when TRACE_ALU_P.
503
504Tue Sep 9 01:29:50 1997 Andrew Cagney <cagney@b1.cygnus.com>
505
506 * simops.c (trace_input, trace_output): Use sim_io_printf.
507 (OP_620): Pass correct argument to trace.
508 (OP_E607E0): Ditto.
509 (trace_input): Obtain prog_bfd, text_start et.al from simulator
510 struct.
511
512Mon Sep 8 21:03:52 1997 Andrew Cagney <cagney@b1.cygnus.com>
513
514 * v850.igen: New file.
515 * v850-dc: New file.
516
517Mon Sep 8 18:33:04 1997 Andrew Cagney <cagney@b1.cygnus.com>
518
519
520 * sim-main.h (SEXT16): Delete, use EXTEND16.
521 (SEXT8): Delete, use EXTEND8.
522 (SEXT32): Delete, used?
523 (SEXT40, SEXT44, SEXT64): Use UNSIGNED64 for constants, not ...LL.
524 (WITH_TARGET_WORD_MSB): Define as 31. v850 little bit endian.
525
526 * simops.c: Use EXTEND15 from sim-bits instead of SEXT16.
527
528 * sim-main.h (DEBUG_TRACE, DEBUG_VALUES, v850_debug): Delete,
529 replace with TRACE_INSN_P and TRACE_ALU_P.
530
531 * simops.c (trace_input, trace_output): Update.
532
533 * interp.c (sim_engine_run): Delete.
534 (lookup_hash): Delete.
535 (sim_open): Do not fill hash table.
536 (sim_trace): Delete.
537
538Fri Sep 5 17:04:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
539
540 * simops.c (OP_FFFF): Use sim_engine_halt.
541 (OP_12007E0): Ditto.
542 (OP_10007E0): Ditto.
543
544 * sim-main.h (struct sim_cpu): Delete member exception. Using
545 sim-engine et.al.
546
547 * interp.c (sim_info): Do not do anything in sim-info.
548 (sim_stop): Delete, replace with sim-stop.
549 (sim_stop_reason): Delete, replace with sim-reason.
550
551 * sim-main.h (WITH_WATCHPOINTS): Define.
552 (WITH_MODULO_MEMORY): Define
553
554 * Makefile.in (SIM_OBJS): Add sim-resume, sim-watch, sim-stop,
555 sim-reason.
556
557 * interp.c (enum interrupt_cond_type): Delete.
558 (struct interrupt_generator): Delete.
559 (enum interrupt_type): Drop int_none.
560 (sim_open): Initialize WATCHPOINT module.
561 (sim_resume, sim_run): Rename sim_resume to sim_run.
562 (sim_engine_run): Replace interrupt code with call to sim-events.
563 (sim_set_interrupt): Delete.
564 (sim_parse_number): Delete.
565
566Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
567
568 * configure: Regenerated to track ../common/aclocal.m4 changes.
569
570Thu Sep 4 18:11:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
571
572 * simops.c (fetch_argv): New function, fetch a arg vector from
573 simulator memory.
574
575 * configure.in: Check for fork, execve, execv.
576 * configure: Regenerate.
577
578 * interp.c (sim_store_register, sim_fetch_register): Use H2T_4 and
579 T2H_4 for byte swapping.
580
581 * sim-main.h, interp.c (get_word, get_half, get_byte, put_word,
582 put_half, put_byte): Delete.
583
584 * Makefile.in (SIM_OBJS): Add sim-memopt.o module.
585
586 * sim-main.h (load_mem, store_mem): Redefine as macros.
587 (IMEM, IMEM_IMMED): New macros - fetch instructions.
588
589 * simops.c (OP_10007E0): For SYS_read, SYS_write, SYS_open
590 transfer data via a buffer.
591 (fetch_str): New function, fetch string from memory.
592
593 * Makefile.in (SIM_OBJS): Add sim-hrw.o module.
594
595 * interp.c (sim_open): Establish memory maps using sim-memopt.c
596 via sim_do_command.
597 (sim_do_command): Print error if memory-map command is used. Call
598 sim_args_command.
599 (map): Delete, replaced by sim-core.
600 (sim_memory_init): Delete, replaced by sim-core.
601 (sim_set_memory_map): Delete, replaced by sim-memopt.
602 (load_mem): Delete, replaced by sim-core.
603 (store_mem): Delete, replaced by sim-core.
604 (sim_write): Delete, replaced by sim-hrw.
605 (sim_read): Delete, replaced by sim-hrw.
606
607 * sim-main.h (struct sim_state): Remove memory members, using
608 sim-core.c
609
610Wed Sep 3 10:18:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
611
612 * sim-main.h: Replace SIM_HAVE_FLATMEM with mem ptr.
613 * interp.c (map): Do not add to a void pointer.
614
615 * Makefile.in (INCLUDE): Add sim-main.h
616
617 * configure.in: Check for time.h
618 * configure: Re-generate.
619
620 * interp.c (struct interrupt_generator): Make time unsigned long,
621 address SIM_ADDR.
622 (sim_resume): Make oldpc SIM_ADDR.
623 (struct hash_entry): Make mask/opcode unsigned.
624
625 * v850_sim.h (struct simops ): Make opcode and mask unsigned.
626
627 * simops.c (utime.h): Include if available.
628 (OP_10007E0): Check for UTIME function.
629 (divun): Put parentheses around shift argument.
630 (OP_640): Put parentheses around shift argument, was wrong.
631 (OP_107F0): Return something.
632
633 * interp.c (sim_parse_number): Use strtoul not strtol.
634 (sim_resume): Use sim_elapsed_time_get to keep track of the time.
635
636 * configure.in (SIM_AC_OPTION_WARNINGS): Add.
637 (SIM_AC_OPTION_ENDIAN): Set to hardwired big.
638 (SIM_AC_OPTION_HOST_ENDIAN): Add.
639 (AC_CHECK_FUNCS): Add utime.
640 (AC_CHECK_HEADERS): Add stdlib.h, string.h, strings.h, utime.h
641 configure: Regenerate.
642
643
644 * Makefile.in (SIM_RUN_OBJS): Use nrun.o.
645 (SIM_OBJS): Add sim-io.o, sim-hload.o, sim-utils.o, sim-options.o,
646 sim-config.o, sim-module.o, sim-events.o, sim-core.o,
647 sim-endian.o, sim-engine.o, sim-trace.o, sim-profile.o
648 (SIM_ENDIAN, SIM_WARNGINS): Define.
649
650 * simops.c (OP_10007E0): Use sim_io_* for transfers.
651
652 * interp.c (sim_resume): Pass sd around.
653
654 * simops.c (sim-main.h): Include.
655
656 * gencode.c (write_template): Generate #include sim-main.h.
657 (write_opcodes): Ditto.
658
659 * interp.c (prog_bfd, prog_bfd_was_opened_p): Delete.
660 (v850_callback): Ditto.
661 (sim_kind, myname): Ditto.
662 (lookup_hash): Pass SD. Use sim_io_error.
663 (sim_set_memory_map): Pass in SD, use.
664 (init_system): Pass in SD, use.
665 (sim_open): Update.
666 (sim_set_profile): Delete.
667 (sim_set_profile_size): Delete.
668 (do_interrupt): Pass in SD, use.
669 (sim_info): Use sim_io_printf.
670 (sim_create_inferior): Reset registers. Set PC from prog_bfd
671 argument.
672 (sim_load): Delete, use common/sim-hload.c
673 (sim_size): Rename to sim_memory_init.
674 (sim_write): Remove call to init_system.
675 (init_system): Delete.
676 (sim_set_callbacks): Delete.
677 (sim_set_interrupt): Pass in SD, use.
678 (start_time): Delete.
679
680 * v850_sim.h: Remove everything except `struct simops' from here.
681 * sim-main.h: Move most to here.
682 * gencode.c: Move #includes to here.
683
684 * sim-main.h(struct _sim_cpu): Rename struct _state.
685 (#define PC, et.al.): Update
686 (v850_callback): Delete. Replaced with SIM_DESC arg.
687 (int8, uint8, int16, uint16, int32, uint32): Define types using
688 unsigned8 et.al from common/sim-types.h.
689 * sim-main.h (State): Define as STATE_CPU.
690
691Mon Sep 1 12:07:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
692
693 * configure.in: Check for time, chmod.
694 * configure: Regenerate.
695 * simops.c (SYS_time, SYS_chmod): Use HAVE_TIME, HAVE_CHMOD.
696
697 * simops.c (../../libgloss/v850/sys/syscall.h): Include instead of
698 sys/syscall.h.
699 (OP_10007E0): Check the existance each SYS_* macro independantly.
700
701 * v850_sim.h (SIGQUIT, SIGTRAP): Only define if missing.
702
703Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
704
705 * configure: Regenerated to track ../common/aclocal.m4 changes.
706 * config.in: Ditto.
707
708Tue Aug 26 10:42:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
709
710 * interp.c (sim_kill): Delete.
711 (sim_create_inferior): Add ABFD argument.
712 (sim_load): Move setting of PC from here.
713 (sim_create_inferior): To here.
714
715Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
716
717 * configure: Regenerated to track ../common/aclocal.m4 changes.
718 * config.in: Ditto.
719
720Mon Aug 25 11:31:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
721
722 * interp.c (sim_open): Add ABFD argument.
723
724Fri Aug 22 10:39:28 1997 Nick Clifton <nickc@cygnus.com>
725
726 * simops.c (bsh): Only set CY flag if either of the bottom
727 bytes is zero.
728
729 * simops.c (prepare, dispose): Lower numbered
730 registers go to higher numbered address.
731
732 * simops.c (unsigned divide instructions): S bit set if result has
733 top bit set.
734
735 * simops.c (pushml, pushmh, popml, popmh): Lower numbered
736 registers go to higher numbered address.
737
738Wed Aug 20 13:56:35 1997 Nick Clifton <nickc@cygnus.com>
739
740 * simops.c (OP_107E0, OP_107F0, OP_307E0, OP_307F0): Use correct
741 interpretation of SR bit in list18 structure.
742 (divn, divun): New functions to perform N step divide functions.
743
744Mon Aug 18 10:59:02 1997 Nick Clifton <nickc@cygnus.com>
745
746 * simops.c (OP_300, OP_400, OP_60, OP_70): Support variant opcodes
747 with US bit set in the PSW.
748
749Wed Aug 13 19:06:55 1997 Nick Clifton <nickc@cygnus.com>
750
751 * interp.c (sim_resume): Opcode functions return amount to be
752 added to PC and all opcodes take a standard format in the OP[]
753 array.
754
755 (do_format_*): Functions removed.
756
757 * v850_sim.h (SP, EP): New register mnemonics.
758
759 * gencode.c (write_header): Functions prototypes return an
760 integer.
761
762 * simops.c: Opcode functions return amount to be added to PC.
763
764 * v850_sim.h (CTPC, CTPSW, CTBP): New register mnemonics.
765
766 * simops.c: Add support for v850e instructions.
767
768 * simops.c: Add support for v850eq instructions.
769
770Tue May 20 10:24:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
771
772 * interp.c (sim_open): Add callback argument.
773 (sim_set_callbacks): Delete SIM_DESC argument.
774
775Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
776
777 * configure: Regenerated to track ../common/aclocal.m4 changes.
778
779Wed Apr 23 17:20:16 1997 Doug Evans <dje@canuck.cygnus.com>
780
781 * interp.c (prog_bfd_was_opened_p): New static local.
782 (prog_bfd): New global variable.
783 (sim_open): Undo patch to add -E support.
784 (sim_close): Close prog_bfd if sim_load opened it.
785 (sim_load): Record bfd of loaded file in prog_bfd.
786 * simops.c (prog_bfd): Renamed from exec_bfd.
787
788Fri Apr 18 14:17:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
789
790 * interp.c (sim_stop): Stub function.
791
792Thu Apr 17 03:53:18 1997 Doug Evans <dje@canuck.cygnus.com>
793
794 * Makefile.in (SIM_OBJS): Add sim-load.o.
795 * interp.c (sim_kind, myname): New static locals.
796 (sim_open): Set sim_kind, myname. Ignore -E arg.
797 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
798 load file into simulator. Set start address from bfd.
799 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
800
801Wed Apr 16 19:53:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
802
803 * simops.c (OP_10007E0): Only provide system calls SYS_execv,
804 SYS_wait, SYS_wait, SYS_utime, SYS_time if defined by the host.
805
806Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
807
808 * configure: Regenerated to track ../common/aclocal.m4 changes.
809 * config.in: Ditto.
810
811Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
812
813 * interp.c (sim_open): New arg `kind'.
814
815 * configure: Regenerated to track ../common/aclocal.m4 changes.
816
817Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
818
819 * configure: Regenerated to track ../common/aclocal.m4 changes.
820
821Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
822
823 * configure: Regenerated to track ../common/aclocal.m4 changes.
824
825Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
826
827 * configure: Re-generate.
828
829Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
830
831 * configure: Regenerate to track ../common/aclocal.m4 changes.
832
833Thu Mar 13 13:00:54 1997 Doug Evans <dje@canuck.cygnus.com>
834
835 * interp.c (sim_open): New SIM_DESC result. Argument is now
836 in argv form.
837 (other sim_*): New SIM_DESC argument.
838
839Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
840
841 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
842 COMMON_{PRE,POST}_CONFIG_FRAG instead.
843 * configure.in: sinclude ../common/aclocal.m4.
844 * configure: Regenerated.
845
846Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
847
848 * configure configure.in Makefile.in: Update to new configure
849 scheme which is more compatible with WinGDB builds.
850 * configure.in: Improve comment on how to run autoconf.
851 * configure: Re-run autoconf to get new ../common/aclocal.m4.
852 * Makefile.in: Use autoconf substitution to install common
853 makefile fragment.
854
855Mon Jan 20 16:05:34 1997 Michael Meissner <meissner@tiktok.cygnus.com>
856
857 * simops.c (OP_{E0,2E0,6E0}): The multiply operations sign extend,
858 not zero extend.
859
860Tue Jan 14 17:06:03 1997 Stu Grossman (grossman@critters.cygnus.com)
861
862 * simops.c: Put ifdefs around things to make MSVC happy. Get rid
863 of unistd.h. Disable SYS_stat, SYS_chown, SYS_time, SYS_times,
864 SYS_gettimeofday and SYS_utime from MSVC.
865
866Tue Dec 31 18:11:13 1996 Michael Meissner <meissner@tiktok.cygnus.com>
867
868 * simops.c (OP_10007E0): Know that kill encodes the signal number
869 via: 0xdead0000 | signal and turn it back into a signal.
870
871Fri Dec 27 14:44:06 1996 Michael Meissner <meissner@tiktok.cygnus.com>
872
873 * v850_sim.h (SIG_V850_EXIT): Define as -1.
874
875 * interp.c (sim_open): Cast calloc function.
876 (sim_stop_reason): If signal is SIG_V850_EXIT, inform gdb the
877 program exited with the appropriate exit code.
878 (sim_set_interrupt): Declare buildargv.
879
880 * simops.c (OP_10007E0): Make exit signal normal exit. Make time
881 type correct and work on big endian systems.
882
883Wed Nov 20 02:18:44 1996 Doug Evans <dje@canuck.cygnus.com>
884
885 * Makefile.in: Delete stuff moved to ../common/Make-common.in.
886 (SIM_OBJS,SIM_EXTRA_CFLAGS,SIM_EXTRA_CLEAN): Define.
887 * configure.in: Simplify using macros in ../common/aclocal.m4.
888 Call AC_CHECK_HEADERS(unistd.h).
889 * configure: Regenerated.
890 * config.in: New file.
891 * simops.c: #include "config.h". #include <unistd.h> if present.
892
893Sun Nov 3 23:02:54 1996 Stan Shebs <shebs@andros.cygnus.com>
894
895 * v850_sim.h (State): New slots dummy_mem, pending_nmi.
896 (EIPC, etc): New macros for system registers.
897 * simops.c, interp.c: Use everywhere.
898
899 * interp.c: Add support for interrupts issued by interrupt
900 generators, either PC- or time-based. Controlled by simulator
901 command "sim interrupt".
902
903 * interp.c: Add support for variable-size allocation of memory,
904 via simulator command "sim memory-map".
905 (map): Issue SIGSEGV for references to invalid memory regions.
906
907Thu Oct 31 14:44:10 1996 Gavin Koch <gavin@cygnus.com>
908
909 * simops.c: Include <sys/time.h> for struct timeval and
910 struct timezone.
911
912Wed Oct 30 08:49:10 1996 Jeffrey A Law (law@cygnus.com)
913
914 * simops.c (OP_10007E0): Handle SYS_times and SYS_gettimeofday.
915
916 * simops.c (OP_10007E0): Handle SYS_time.
917
918Tue Oct 29 14:22:55 1996 Jeffrey A Law (law@cygnus.com)
919
920 * simops.c: Include <sys/stat.h>.
921 (OP_10007E0): Handle SYS_stat.
922
923Thu Oct 24 12:26:35 1996 Jeffrey A Law (law@cygnus.com)
924
925 * simops.c (OP_10007E0): Don't declare errno.
926
927 * simops.c (OP_500): Mask off low bit in displacement
928 for sld.w.
929 (OP_501): Similarly.
930
931 * simops.c (OP_500): Fix displacement handling for sld.w.
932 (OP_501): Similarly for sst.w.
933
934 * simops.c (trace_input): Remove all references to SEXT7.
935 (OP_300, OP_400, OP_500, OP_380, OP_480, OP_501): Displacement
936 is zero extended for sst/sld instructions.
937 * v850_sim.h (SEX7): Delete. It's no longer needed (and it
938 was incorrect anyway).
939
940Thu Oct 24 10:33:33 1996 Stu Grossman (grossman@critters.cygnus.com)
941
942 * Makefile.in: Get rid of srcroot. Set all INSTALL macros via
943 autoconf.
944 * gencode.c (write_opcodes): Pad operands field to account for
945 MSVC braindamage.
946 * simops.c: Include errno.h. Exclude SYS_chown, since MSVC
947 doesn't support it. (Why is this here in the first place?!?)
948 * v850_sim.h: Get rid of 64 bit defs. Also, get rid of #elif's.
949 Change number of operands in struct simops from 9 to 6. Define
950 SIGTRAP and SIGQUIT for MSVC.
951
952Tue Oct 15 16:19:51 1996 Stu Grossman (grossman@critters.cygnus.com)
953
954 * interp.c (MEM_SIZE): It's now bytes, not a power of 2.
955 * (map): Add support for external mem in the 1->2 meg range.
956 Also, abort() when memory access is way out of bounds. (Better to
957 die than to give wrong result. (This will be fixed later.))
958 * (sim_size): MEM_SIZE is now bytes, not shift factor.
959
960Tue Oct 1 15:53:24 1996 Gavin Koch <gavin@cygnus.com>
961
962 * simops.c (trace_input): Swapped order of operands for output
963 output of OP_IMM_REG. Changed the fetching of the operands for
964 OP_LOAD32, and OP_STORE32 to work like op-function.
965
966Mon Sep 30 15:46:33 1996 Stu Grossman (grossman@critters.cygnus.com)
967
968 * interp.c: Move includes of remote-sim.h and callback.h to
969 v850-sim.h.
970 * (lookup_hash): Add PC to report of hash failure.
971 * (map load_mem store_mem): New memory subsystem. Models V851
972 memory system.
973 * (sim_write sim_read): Use new memory subsystem.
974 * (sim_resume): Don't load and save PC into EIPC anymore. Needed
975 to make user-defined traps work right.
976 * simops.c (OP_*): Use new memory subsystem.
977 * (OP_14007E0 (reti)): Implement reti.
978 * (OP_14996E0 (trap)): Implement user-defined traps. Move I/O to
979 trap 31. Use new memory subsystem.
980 * v850_sim.h: Prototypes for load_mem, store_mem and map. Use
981 load_mem in RLW macro.
982
983Fri Sep 27 18:34:09 1996 Stu Grossman (grossman@critters.cygnus.com)
984
985 * gencode.c (write_opcodes): Output hex values for opcode mask
986 and patterns.
987 * interp.c (sim_resume): Save and restore PC from the appropriate
988 register.
989 * (sim_fetch_register sim_store_register): Fix byte-order problem
990 with reading and writing registers.
991 * simops.c (OP_FFFF): Implement pseudo-breakpoint insn.
992
993Fri Sep 27 17:42:37 1996 Jeffrey A Law (law@cygnus.com)
994
995 * simops.c (trace_input): Fix thinko.
996
997Wed Sep 18 09:54:12 1996 Michael Meissner <meissner@tiktok.cygnus.com>
998
999 * simops.c (exec_bfd): Rename from sim_bfd.
1000 (trace_input): Ditto.
1001
1002Thu Sep 12 12:03:05 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1003
1004 * simops.c (trace_input): Use find_nearest_line to print line
1005 number, function name or file name of PC.
1006
1007Wed Sep 11 16:44:37 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1008
1009 * simops.c: Add tracing support. Use SEXTxx macros instead of
1010 doing hardwired shifts.
1011
1012 * configure.in (--enable-sim-cflags): Add switch to add additional
1013 flags to simulator buld. If --enable-sim-cflags=trace, turn on
1014 tracing.
1015 * configure: Regenerate.
1016
1017 * Makefile.in: Don't require a VPATH capable make if configuring
1018 in the same directory. Don't use CFLAGS for configuration flags.
1019 Add flags from --enable-sim-cflags. Support canadian cross
1020 builds. Rebuild whole simulator if include files change.
1021
1022 * interp.c (v850_debug): New global for debugging.
1023 (lookup_hash,sim_size,sim_set_profile): Use
1024 printf_filtered callback, instead of calling printf directly.
1025 (sim_{open,trace}): Enable tracing if -t and compiled for tracing.
1026
1027 * v850_sim.h: Use limits.h to set the various sized types.
1028 (SEXT{5,7,16,22}): New macros.
1029
1030Mon Sep 9 20:50:46 1996 Jeffrey A Law (law@cygnus.com)
1031
1032 * interp.c (hash): Make this an inline function
1033 when compiling with GCC. Simplify.
1034 * simpos.c: Explicitly include "sys/syscall.h". Remove
1035 some #if 0'd code. Enable more emulated syscalls.
1036
1037Wed Sep 4 01:48:55 1996 Jeffrey A Law (law@cygnus.com)
1038
1039 * interp.c: Fix sign bit handling for add and sub instructions.
1040
1041Tue Sep 3 10:20:30 1996 Jeffrey A Law (law@cygnus.com)
1042
1043 * gencode.c: Fix various indention & style problems.
1044 Remove test code. Remove #if 0 code.
1045 * interp.c: Provide prototypes for all static functions.
1046 Fix minor indention problems.
1047 (sim_open, sim_resume): Remove unused variables.
1048 (sim_read): Return type is "int".
1049 * simops.c: Remove unused variables.
1050 (divh): Make result of divide-by-zero zero.
1051 (setf): Initialize result to keep compiler quiet.
1052 (sar instructions): These just clear the overflow bit.
1053 * v850_sim.h: Provide prototypes for put_byte, put_half
1054 and put_word.
1055
1056 * interp.c: OP should be an array of 32bit operands!
1057 (v850_callback): Declare.
1058 (do_format_5): Fix extraction of OP[0].
1059 (sim_size): Remove debugging printf.
1060 (sim_set_callbacks): Do something useful.
1061 (sim_stop_reason): Gross hacks to get c-torture running.
1062 * simops.c: Simplify code for computing targets of bCC
1063 insns. Invert 's' bit if 'ov' bit is set for some
1064 instructions. Fix 'cy' bit handling for numerous
1065 instructions. Make the simulator stop when a halt
1066 instruction is encountered. Very crude support for
1067 emulated syscalls (trap 0).
1068 * v850_sim.h: Include "callback.h" and declare
1069 v850_callback. Items in the operand array are 32bits.
1070
1071Sun Sep 1 22:35:35 1996 Jeffrey A Law (law@cygnus.com)
1072
1073 * interp.c (sim_resume): Fix code to check for a format 3
1074 opcode.
1075 * simops.c: bCC insns only argument is a constant, not a
1076 register value (duh...)
1077
1078Fri Aug 30 10:33:49 1996 Jeffrey A Law (law@cygnus.com)
1079
1080 * simops.c: Fix "not1" and "set1".
1081
1082 * simops.c: Don't forget to initialize temp for
1083 "ld.h" and "ld.w"
1084
1085 * interp.c: Remove various debugging printfs.
1086
1087 * simops.c: Fix satadd, satsub boundary case handling.
1088
1089 * interp.c (hash): Fix.
1090 * interp.c (do_format_8): Get operands correctly and
1091 call the target function.
1092 * simops.c: Rough cut at "clr1", "not1", "set1", and "tst1".
1093
1094Thu Aug 29 13:53:29 1996 Jeffrey A Law (law@cygnus.com)
1095
1096 * interp.c (do_format_4): Get operands correctly and
1097 call the target function.
1098 * simops.c: Rough cut at "sld.b", "sld.h", "sld.w", "sst.b",
1099 "sst.h", and "sst.w".
1100
1101 * v850_sim.h: The V850 doesn't have split I&D spaces. Change
1102 accordingly. Remove many unused definitions.
1103 * interp.c: The V850 doesn't have split I&D spaces. Change
1104 accordingly.
1105 (get_longlong, get_longword, get_word): Deleted.
1106 (write_longlong, write_longword, write_word): Deleted.
1107 (get_operands): Deleted.
1108 (get_byte, get_half, get_word): New functions.
1109 (put_byte, put_half, put_word): New functions.
1110 * simops.c: Remove unused functions. Rough cut at
1111 "ld.b", "ld.h", "ld.w", "st.b", "st.h", "st.w" insns.
1112
1113 * v850_sim.h (struct _state): Remove "psw" field. Add
1114 "sregs" field.
1115 (PSW): Remove bogus definition.
1116 * simops.c: Change condition code handling to use the psw
1117 register within the sregs array. Handle "ldsr" and "stsr".
1118
1119 * simops.c: Handle "satadd", "satsub", "satsubi", "satsubr".
1120
1121 * interp.c (do_format_5): Get operands correctly and
1122 call the target function.
1123 (sim_resume): Don't do a PC update for format 5 instructions.
1124 * simops.c: Handle "jarl" and "jmp" instructions.
1125
1126 * simops.c: Fix minor typos. Handle "cmp", "setf", "tst"
1127 "di", and "ei" instructions correctly.
1128
1129 * interp.c (do_format_3): Get operands correctly and call
1130 the target function.
1131 * simops.c: Handle bCC instructions.
1132
1133 * simops.c: Add condition code handling to shift insns.
1134 Fix minor typos in condition code handling for other insns.
1135
1136 * Makefile.in: Fix typo.
1137 * simops.c: Add condition code handling to "sub" "subr" and
1138 "divh" instructions.
1139
1140 * interp.c (hash): Update to be more accurate.
1141 (lookup_hash): Call hash rather than computing the hash
1142 code here.
1143 (do_format_1_2): Handle format 1 and format 2 instructions.
1144 Get operands correctly and call the target function.
1145 (do_format_6): Get operands correctly and call the target
1146 function.
1147 (do_formats_9_10): Rough cut so shift ops will work.
1148 (sim_resume): Tweak to deal with format 1 and format 2
1149 handling in a single funtion. Don't update the PC
1150 for format 3 insns. Fix typos.
1151 * simops.c: Slightly reorganize. Add condition code handling
1152 to "add", "addi", "and", "andi", "or", "ori", "xor", "xori"
1153 and "not" instructions.
1154 * v850_sim.h (reg_t): Registers are 32bits.
1155 (_state): The V850 has 32 general registers. Add a 32bit
1156 psw and pc register too. Add accessor macros
1157
1158 * Makefile.in, interp.c, v850_sim.h: Bring over endianness
1159 changes from the d10v simulator.
1160
1161 * simops.c: Add shift support.
1162
1163 * simops.c: Add multiply & divide support. Abort for system
1164 instructions.
1165
1166 * simops.c: Add logicals, mov, movhi, movea, add, addi, sub
1167 and subr. No condition codes yet.
1168
1169Wed Aug 28 13:53:22 1996 Jeffrey A Law (law@cygnus.com)
1170
1171 * ChangeLog, Makefile.in, configure, configure.in, v850_sim.h,
1172 gencode.c, interp.c, simops.c: Created.
1173
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