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Configury changes: update src repository (binutils, gdb, and rda) to use
[deliverable/binutils-gdb.git] / sim / v850 / ChangeLog
CommitLineData
20e95c23
DJ		 12006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
2
3 * configure: Regenerated.
4
2b193c4a
MK		 52005-03-23 Mark Kettenis <kettenis@gnu.org>
6
7 * configure: Regenerate.
8
35695fd6
AC		 92005-01-14 Andrew Cagney <cagney@gnu.org>
10
11 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
12 explicit call to AC_CONFIG_HEADER.
13 * configure: Regenerate.
14
f0569246
AC		 152005-01-12 Andrew Cagney <cagney@gnu.org>
16
17 * configure.ac: Update to use ../common/common.m4.
18 * configure: Re-generate.
19
38f48d72
AC		 202005-01-11 Andrew Cagney <cagney@localhost.localdomain>
21
22 * configure: Regenerated to track ../common/aclocal.m4 changes.
23
b7026657
AC		 242005-01-07 Andrew Cagney <cagney@gnu.org>
25
26 * configure.ac: Rename configure.in, require autoconf 2.59.
27 * configure: Re-generate.
28
379832de
HPN		 292004-12-08 Hans-Peter Nilsson <hp@axis.com>
30
31 * configure: Regenerate for ../common/aclocal.m4 update.
32
4389ce38
MK		 332004-01-18 Mark Kettenis <kettenis@gnu.org>
34
35 * simops.c: Include <sys/types.h>.
36
c5ea1d53
NC		 372003-09-05 Andrew Cagney <cagney@redhat.com>
38 Nick Clifton <nickc@redhat.com>
39
40 * interp.c (sim_open): Accept bfd_mach_v850e1.
41 * v850-dc: Add entry for v850e1.
42 * v850.igen: Add support for v850e1.
43 Add code for DBTRAP and DBRET instructions.
44 (dbtrap): Create a separate v850e1 specific instruction.
45 Only generate a trap if the target is not the v850e1.
46 Otherwise treat it as a special kind of branch.
47 (break): Mark as v850/v850e specific.
48
ae451ac6
ILT		 492003-05-16 Ian Lance Taylor <ian@airs.com>
50
51 * Makefile.in (SHELL): Make sure this is defined.
52 (tmp-igen): Use $(SHELL) whenever we invoke move-if-change.
53
ebc115b7
NC		 542003-04-06 Nick Clifton <nickc@redhat.com>
55
1eec9e33
NC		 56 * simops.c (OP_40): Delete. Move code to...
57 * v850-igen.c (): ...Here. Sign extend the first operand.
ebc115b7
NC		 58 * simops.h (OP_40): Remove prototype.
59
6b4a8935
AC		 602003-02-27 Andrew Cagney <cagney@redhat.com>
61
62 * interp.c (sim_open, sim_create_inferior): Rename _bfd to bfd.
63
0da2b665
AC		 642002-11-30 Andrew Cagney <cagney@redhat.com>
65
66 * simops.c: Use int, 1, 0 instead of boolean, true and false.
67 * sim-main.h: Ditto.
68
30458d39
JW		 692002-09-27 Jim Wilson <wilson@redhat.com>
70
71 * simops.c (OP_E6077E0): And op1 with 7 after reading register, not
72 before.
73 (BIT_CHANGE_OP): Likewise.
74
2e8162ce
JW		 752002-09-26 Jim Wilson <wilson@redhat.com>
76
77 * simops (OP_10007E0): Don't subtract 4 from PC.
78
5d6a173d
NC		 792002-09-19 Nick Clifton <nickc@redhat.com>
80
81 * interp.c (sim_open): Remove reference to v850ea.
82 (sim_create_inferior): Likewise.
83 * v850-dc: Likewise.
84 * v850.igen: Remove all references to v850ea, including v850ea
85 specific instructions.
86
e551c257
NC		 872002-08-29 Nick Clifton <nickc@redhat.com>
88
89 From 2001-08-23 Catherine Moore <clm@redhat.com>
90
91 * Makefile.in: Add gen-zero-r0 option.
92 * sim-main.h (GPR_SET, GPR_CLEAR): Define.
93 * simops.c (OP_24007E0): Sign extend the imm9
94 operand of a mul instruction.
95
d62274a3
AC		 962002-06-17 Andrew Cagney <cagney@redhat.com>
97
98 * simops.c (trace_result): Fix printf formatting.
99
c8cca39f
AC		 1002002-06-16 Andrew Cagney <ac131313@redhat.com>
101
102 * configure: Regenerated to track ../common/aclocal.m4 changes.
103
7ef2d4e7
AC		 1042001-12-02 Andrew Cagney <ac131313@redhat.com>
105
106 * Makefile.in (simops.h, table.c): Delete targets.
107 (tmp-gencode, gencode.o, gencode): Delete targets.
108 (simops.h): New file.
109 ($(BUILT_SRC_FROM_IGEN)): Do not depend on simops.h.
110 * gencode.c: Delete file.
111
d4424ada
C		 1122001-04-15 J.T. Conklin <jtc@redback.com>
113
114 * Makefile.in (simops.o): Add simops.h to dependency list.
115
1e6cd159
AC		 1162001-03-14 Andrew Cagney <ac131313@redhat.com>
117
118 * Makefile.in (gencode): Link with libintl.
119
42acc51e
JL		 1202001-01-31 Jonathan Larmour <jlarmour@redhat.com>
121
122 * Makefile.in (gencode): Link with libopcodes in build tree rather
123 than building source files from there.
124
896ad910
NC		 1252000-05-30 Nick Clifton <nickc@cygnus.com>
126
127 * v850.igen: Remove illegal instruction pattern, since it is the
128 same as the breakpoint pattern.
129
eb2d80b4
AC		 130Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
131
132 * configure: Regenerated to track ../common/aclocal.m4 changes.
133
b9791fcd
FCE		 1342000-04-14 Gary Thomas <gthomas@redhat.com>
135
136 * v850.igen: Define 'br *' as illegal since this is the only
137 way to provide a breakpoint on some v850 family processors.
138
de616bc7
FCE		 1392000-03-24 Frank Ch. Eigler <fche@redhat.com>
140
141 * v850.igen (ilgop): New insn pattern for four-byte breakpoints.
142
d4f3574e
SS		 143Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
144
145 * configure: Regenerated to track ../common/aclocal.m4 changes.
146
cd0fc7c3
SS		 1471999-05-08 Felix Lee <flee@cygnus.com>
148
149 * configure: Regenerated to track ../common/aclocal.m4 changes.
150
c906108c
SS		 151Tue Dec 1 17:25:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
152
153 * Makefile.in (NL_TARGET): Define as -DNL_TARGET_v850.
154
155Wed Nov 25 17:52:58 1998 Andrew Cagney <cagney@b1.cygnus.com>
156
157 * Makefile.in (simops.o): Depends on targ-vals.h
158 * simops.c: Include targ-vals.h instead of
159 libgloss/.../syscall.h. Replace SYS_* with TARGET_SYS_*.
160 (divn, divun, OP_1C007E0, OP_18207E0, OP_1C207E0,OP_18007E0):
161 Replace signed long int with signed32.
162
163Fri Oct 9 18:02:25 1998 Doug Evans <devans@canuck.cygnus.com>
164
165 * interp.c: #include "itable.h".
166 (get_insn_name): New function.
167 (sim_open): Initialize CPU_INSN_NAME,CPU_MAX_INSNS.
168 * sim-main.h (MAX_INSNS,INSN_NAME): Delete.
169
170Wed May 6 19:43:27 1998 Doug Evans <devans@canuck.cygnus.com>
171
172 * sim-main.h (INSN_NAME): New arg `cpu'.
173
174Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
175
176 * configure: Regenerated to track ../common/aclocal.m4 changes.
177
178Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
179
180 * configure: Regenerated to track ../common/aclocal.m4 changes.
181 * config.in: Ditto.
182
183Sun Apr 26 15:19:14 1998 Tom Tromey <tromey@cygnus.com>
184
185 * acconfig.h: New file.
186 * configure.in: Reverted change of Apr 24; use sinclude again.
187
188Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
189
190 * configure: Regenerated to track ../common/aclocal.m4 changes.
191 * config.in: Ditto.
192
193Fri Apr 24 11:18:08 1998 Tom Tromey <tromey@cygnus.com>
194
195 * configure.in: Don't call sinclude.
196
197Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
198
199 * configure: Regenerated to track ../common/aclocal.m4 changes.
200 * sim-main.h (SIM_MAIN_H): Wrap header.
201
202Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
203
204 * configure: Regenerated to track ../common/aclocal.m4 changes.
205
206Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
207
208 * configure: Regenerated to track ../common/aclocal.m4 changes.
209
210Tue Mar 10 15:54:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
211
212 * interp.c (sim_stop): Delete, second attempt.
213
214Thu Feb 26 19:09:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
215
216 * interp.c (sim_info): Delete.
217
218Wed Feb 18 10:47:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
219
220 * sim-main.h (TRACE_ALU_INPUT*): Delete. Moved to sim-trace.[hc].
221
222 * simops.c (trace_result): Call trace_generic instead of
223 trace_one_insn.
224 (trace_module): Change variable type to integer.
225 (trace_input): Initialize trace_module with TRACE_ALU_IDX.
226
227 * sim-main.h (trace_module): Change variable decl to integer type.
228 (TRACE_BRANCH*, TRACE_LD, TRACE_ST): Update.
229
230Tue Feb 17 12:51:18 1998 Andrew Cagney <cagney@b1.cygnus.com>
231
232 * interp.c (sim_store_register, sim_fetch_register): Pass in
233 length parameter. Return -1.
234
235Tue Feb 3 16:24:42 1998 Andrew Cagney <cagney@b1.cygnus.com>
236
237 * sim-main.h (IMEM16, IMEM16_IMMED): Rename IMEM and
238 IMEM_IMMED. To match recent igen change.
239
240Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
241
242 * configure: Regenerated to track ../common/aclocal.m4 changes.
243
244Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
245
246 * configure: Regenerated to track ../common/aclocal.m4 changes.
247
248Fri Jan 30 09:51:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
249
250 * sim-main.h (CPU_CIA): Delete, replaced by.
251 (CIA_SET, CIA_SET): Define.
252
253Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
254
255 * configure: Regenerated to track ../common/aclocal.m4 changes.
256
257Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
258
259 * configure: Regenerated to track ../common/aclocal.m4 changes.
260 * config.in: Ditto.
261
262Fri Dec 5 09:26:08 1997 Nick Clifton <nickc@cygnus.com>
263
264 * v850.igen: Revert break value back to its old value.
265
266Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
267
268 * configure: Regenerated to track ../common/aclocal.m4 changes.
269
270Wed Dec 3 17:27:19 1997 Nick Clifton <nickc@cygnus.com>
271
272 * v850.igen: Make break have a zero first field, since otherwise
273 it clashes with the DIVH instruction.
274
275Sat Nov 22 21:32:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
276
277 * simops.c (OP_10007E0): Rename SIGABRT -> SIM_SIGABRT. Give
278 sim_stopped instead of sim_signalled.
279
280 * v850.igen (BREAK), simops.c (OP_12007E0): Rename SIGTRAP to
281 SIM_SIGTRAP.
282 (illegal): Rename SIGILL to SIM_SIGILL.
283
284 * sim-main.h, simops.c, interp.c: Do not include signal.h.
285
286 * sim-main.h: Include sim-signal.h instead of signal.h.
287 (SIGTRAP, SIGQUIT): Delete definition.
288 (SIG_V850_EXIT): Delete definition.
289
290Tue Nov 18 15:33:48 1997 Doug Evans <devans@canuck.cygnus.com>
291
292 * Makefile.in (SIM_OBJS): Use $(SIM_NEW_COMMON_OBJS).
293
294Fri Oct 31 10:33:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
295
296 * interp.c (sim_open): Check state magic number.
297 (sim-assert.h): Include.
298
299Tue Oct 28 11:06:47 1997 Andrew Cagney <cagney@b1.cygnus.com>
300
301 * v850.igen: Add model filter field to records.
302
303Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
304
305 * configure: Regenerated to track ../common/aclocal.m4 changes.
306
307Fri Sep 26 11:56:02 1997 Felix Lee <flee@cygnus.com>
308
309 * sim-main.h: delete null override of SIM_ENGINE_HALT_HOOK and
310 SIM_ENGINE_RESTART_HOOK.
311
312Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
313
314 * configure: Regenerated to track ../common/aclocal.m4 changes.
315
316Wed Sep 24 17:28:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
317
318 * sim-main.h (WITH_TARGET_WORD_MSB): Delete.
319
320 * configure.in (SIM_AC_OPTION_BITSIZE): Specify 32 bit
321 architecture with MSB == 31.
322
323Wed Sep 24 14:04:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
324
325 * v850.igen: Make divh insn with RRRRR==0 breakpoint.
326
327Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
328
329 * configure: Regenerated to track ../common/aclocal.m4 changes.
330
331Tue Sep 23 10:19:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
332
333 * Makefile.in (SIM_WARNINGS, SIM_ALIGNMENT, SIM_ENDIAN,
334 SIM_HOSTENDIAN, SIM_RESERVED_BITS): Delete, moved to common.
335 (SIM_EXTRA_CFLAGS): Update.
336
337Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
338
339 * configure: Regenerated to track ../common/aclocal.m4 changes.
340 * configure.in: Really specify NONSTRICT_ALIGNMENT as the default.
341
342Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
343
344 * configure.in: Specify NONSTRICT_ALIGNMENT as the default.
345 * configure: Regenerated to track ../common/aclocal.m4 changes.
346
347Fri Sep 19 10:37:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
348
349 * v850.igen (disp16): Use EXTEND16 to sign extend disp.
350 (disp22): Only shift left by 1, not 2.
351 ("jmp"): Ensure PC is 2 byte aligned.
352
353 * simops.c, v850.igen: Move "Bcond", "jr", "jarl" code to
354 v850.igen. Fix tracing.
355
356 * simops.c (OP_300, OP_400, OP_500): Move "sdl.b", "sld.h",
357 "sld.w" insns to v850.igen. Fix tracing.
358 (OP_70): Ditto for "sld.hu".
359
360 * v850.igen: Clarify tracing of "sld.b", "sld.h" et.al.
361
362 * simops.c (condition_met): Make global.
363
364 * sim-main.h (TRACE_ALU_INPUT3, TRACE_BRANCH0, TRACE_LD,
365 TRACE_ST): Define.
366 (TRACE_LD_NAME): Define.
367
368 * simops.c: Move "cmov", "cmov imm" to v850.igen, fix.
369
370Wed Sep 17 16:21:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
371
372 * simops.c: Move "mov", "reti", to v850.igen, fix tracing.
373
374 * interp.c (hash): Delete.
375
376 * v850.igen (nop): Really do nothing.
377
378 * interp.c (do_interrupt): Mask interrupts after PSW is saved, not
379 before.
380 * v850.igen (reti): Return to current PC not previous.
381
382Wed Sep 17 14:02:10 1997 Andrew Cagney <cagney@b1.cygnus.com>
383
384 * simops.c: Move "ctret", "bsw", "hsw" to v850.igen, fix tracing.
385 (trace_module): Global, save component/module name across insn.
386
387 * simops.c: Move "bsh" to v850.igen, fix.
388
389 * v850.igen (callt): Load correct number of bytes. Fix tracing.
390 (stsr, ldsr): Correct src, dest fields. Fix tracing.
391 (ctret): Force alignment. Fix tracing.
392
393Tue Sep 16 22:14:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
394
395 * simops.c (trace_output): Add result argument.
396 (trace_result): New function. Simpler version of trace_output,
397 assumes trace needed.
398 (trace_output): Call trace_result.
399 (trace_output): For IMM_REG_REG, trace correct register.
400 (trace_input): Add case for 16bit immediates.
401 (OP_600, OP_640, OP_680, OP_6C0, OP_6A0): Use.
402
403 * sim-main.h (TRACE_ALU_INPUT, TRACE_ALU_RESULT): Define.
404 (trace_values, trace_name, trace_pc, trace_num_values): Make
405 global.
406 (GR, SR): Define.
407
408 v850.insn (movea, stsr): Use.
409 (sxb, sxh, zxb, zxh): Ditto.
410
411Tue Sep 16 21:14:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
412
413 * simops.c: Move "movea" from here.
414 * v850.igen: To here.
415
416 * v850.igen (simm16): Define, sign extend imm16.
417 (uimm16): Define, no sign extension.
418 (addi, andi, movea, movhi, mulhi, ori, satsubi, xori): Use.
419
420 * simops.c: Move "sxh", "switch", "sxb", "callt", "dispose",
421 "mov32" from here.
422 * v850.igen: To here.
423 (switch): Fix off by two error in NIA calc.
424
425Tue Sep 16 15:14:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
426
427 * simops.c (trace_pc, trace_name, trace_values, trace_num_values):
428 New static globals.
429 (trace_input): Just save pc, name and values for trace_output.
430 (trace_output): Write trace values to a buffer. Use
431 trace_one_insn to print trace info and buffer.
432 (SIZE_OPERANDS, SIZE_LOCATION): Delete.
433
434Tue Sep 16 09:02:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
435
436 * sim-main.h (struct _sim_cpu): Add psw_mask so that reserved bits
437 can be masked out.
438
439 * simops.c (OP_2007E0, OP_4007E0): Move "ldsr", "stsr"
440 instructions from here.
441 * v850.igen (ldsr, stsr): To here. Mask out reserved bits when
442 setting PSW.
443
444 * interp.c (sim_open): Set psw_mask if machine known.
445
446Tue Sep 16 10:20:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
447
448 * v850-dc: Add rule to diferentiate between breakpoint and divh.
449 * v850.igen (break): New instruction, breakpoint simulator.
450 * v850.igen (breakpoint): Enable. Change to a 32bit instruction.
451
452Mon Sep 15 18:44:05 1997 Jim Wilson <wilson@cygnus.com>
453
454 * simops.c (Multiply64): Don't store into register zero.
455
456Tue Sep 16 09:02:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
457
458 * Makefile.in (semantics.o): Add dependency.
459
460 * sim-main.h (SAVE_1, SAVE_2): Perform backward compatible save,
461 do not adjust CIA/NIA.
462
463Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
464
465 * simops.c (OP_300, OP_400, OP_70): Make behavour depend on PSW[US].
466
467 * simops.c: Move "divun", "sld.bu", "divhn", "divhun", "divn",
468 "divun", "pushml" code from here to v850.igen.
469 (divun): Make global.
470 (type3_regs): Make global
471
472 * v850.igen: Move simops.c code to here.
473
474 * interp.c (sim_create_inferior): For v850eq set US bit by
475 default.
476
477 * interp.c (sim_open): Don't set arch, now set by
478 sim_analyze_program.
479
480 * configure: Regenerated to track ../common/aclocal.m4 changes.
481
482Mon Sep 15 14:39:34 1997 Andrew Cagney <cagney@b1.cygnus.com>
483
484 * simops.c (op_types): Move from here.
485 sim-main.h: To here.
486
487 * sim-main.h (trace_input, trace_output), simops.c: Make global.
488
489 * simops.c (OP_60): Move "jmp" code from here.
490 * v850.igen (jmp): To here.
491
492 * simops.c (OP_60): Move "sld.bu" code from here.
493 * v850.igen (sld.bu): To here.
494
495Fri Sep 12 15:11:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
496
497 * v850.igen (prepare, ...): Add to v850eq architecture.
498
499 * interp.c (sim_open): Default to v850eq.
500
501 * interp.c (sim_open): Default to v850e.
502 * sim-main.h (signal.h): Include.
503
504 * v850.igen (illegal): Report/halt illegal instructions.
505
506 * Makefile.in (SIM_EXTRA_CFLAGS): Add SIM_RESERVED_BITS.
507
508 * configure.in: Add reserved bits option.
509 * configure: Regenerate.
510
511Thu Sep 11 08:40:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
512
513 * interp.c (sim_open): Use sim_do_commandf instead of asprintf.
514
515 * sim-main.h (INSN_NAME):
516
517 * Makefile.in (INCLUDE): Add SIM_EXTRA_DEPS.
518 (SIM_EXTRA_DEPS): Add itable.h
519 (tmp-gencode): Does not depend on simops.h
520
521 * sim-main.h (itable.h): Include.
522 (MAX_INSNS, INSN_NAME): Define.
523
524 * interp.c: Compute inttype from the interrupt_names index that
525 was passed in.
526
527Wed Sep 10 10:25:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
528
529 * simops.c (trace_input): Use trace_printf instead of
530 sim_io_printf.
531 (trace_output): Ditto.
532 (trace_input): Only trace when TRACE_ALU_P. Delete code
533 disasembling instruction.
534 (trace_output): Only trace when TRACE_ALU_P.
535
536Tue Sep 9 01:29:50 1997 Andrew Cagney <cagney@b1.cygnus.com>
537
538 * simops.c (trace_input, trace_output): Use sim_io_printf.
539 (OP_620): Pass correct argument to trace.
540 (OP_E607E0): Ditto.
541 (trace_input): Obtain prog_bfd, text_start et.al from simulator
542 struct.
543
544Mon Sep 8 21:03:52 1997 Andrew Cagney <cagney@b1.cygnus.com>
545
546 * v850.igen: New file.
547 * v850-dc: New file.
548
549Mon Sep 8 18:33:04 1997 Andrew Cagney <cagney@b1.cygnus.com>
550
551
552 * sim-main.h (SEXT16): Delete, use EXTEND16.
553 (SEXT8): Delete, use EXTEND8.
554 (SEXT32): Delete, used?
555 (SEXT40, SEXT44, SEXT64): Use UNSIGNED64 for constants, not ...LL.
556 (WITH_TARGET_WORD_MSB): Define as 31. v850 little bit endian.
557
558 * simops.c: Use EXTEND15 from sim-bits instead of SEXT16.
559
560 * sim-main.h (DEBUG_TRACE, DEBUG_VALUES, v850_debug): Delete,
561 replace with TRACE_INSN_P and TRACE_ALU_P.
562
563 * simops.c (trace_input, trace_output): Update.
564
565 * interp.c (sim_engine_run): Delete.
566 (lookup_hash): Delete.
567 (sim_open): Do not fill hash table.
568 (sim_trace): Delete.
569
570Fri Sep 5 17:04:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
571
572 * simops.c (OP_FFFF): Use sim_engine_halt.
573 (OP_12007E0): Ditto.
574 (OP_10007E0): Ditto.
575
576 * sim-main.h (struct sim_cpu): Delete member exception. Using
577 sim-engine et.al.
578
579 * interp.c (sim_info): Do not do anything in sim-info.
580 (sim_stop): Delete, replace with sim-stop.
581 (sim_stop_reason): Delete, replace with sim-reason.
582
583 * sim-main.h (WITH_WATCHPOINTS): Define.
584 (WITH_MODULO_MEMORY): Define
585
586 * Makefile.in (SIM_OBJS): Add sim-resume, sim-watch, sim-stop,
587 sim-reason.
588
589 * interp.c (enum interrupt_cond_type): Delete.
590 (struct interrupt_generator): Delete.
591 (enum interrupt_type): Drop int_none.
592 (sim_open): Initialize WATCHPOINT module.
593 (sim_resume, sim_run): Rename sim_resume to sim_run.
594 (sim_engine_run): Replace interrupt code with call to sim-events.
595 (sim_set_interrupt): Delete.
596 (sim_parse_number): Delete.
597
598Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
599
600 * configure: Regenerated to track ../common/aclocal.m4 changes.
601
602Thu Sep 4 18:11:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
603
604 * simops.c (fetch_argv): New function, fetch a arg vector from
605 simulator memory.
606
607 * configure.in: Check for fork, execve, execv.
608 * configure: Regenerate.
609
610 * interp.c (sim_store_register, sim_fetch_register): Use H2T_4 and
611 T2H_4 for byte swapping.
612
613 * sim-main.h, interp.c (get_word, get_half, get_byte, put_word,
614 put_half, put_byte): Delete.
615
616 * Makefile.in (SIM_OBJS): Add sim-memopt.o module.
617
618 * sim-main.h (load_mem, store_mem): Redefine as macros.
619 (IMEM, IMEM_IMMED): New macros - fetch instructions.
620
621 * simops.c (OP_10007E0): For SYS_read, SYS_write, SYS_open
622 transfer data via a buffer.
623 (fetch_str): New function, fetch string from memory.
624
625 * Makefile.in (SIM_OBJS): Add sim-hrw.o module.
626
627 * interp.c (sim_open): Establish memory maps using sim-memopt.c
628 via sim_do_command.
629 (sim_do_command): Print error if memory-map command is used. Call
630 sim_args_command.
631 (map): Delete, replaced by sim-core.
632 (sim_memory_init): Delete, replaced by sim-core.
633 (sim_set_memory_map): Delete, replaced by sim-memopt.
634 (load_mem): Delete, replaced by sim-core.
635 (store_mem): Delete, replaced by sim-core.
636 (sim_write): Delete, replaced by sim-hrw.
637 (sim_read): Delete, replaced by sim-hrw.
638
639 * sim-main.h (struct sim_state): Remove memory members, using
640 sim-core.c
641
642Wed Sep 3 10:18:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
643
644 * sim-main.h: Replace SIM_HAVE_FLATMEM with mem ptr.
645 * interp.c (map): Do not add to a void pointer.
646
647 * Makefile.in (INCLUDE): Add sim-main.h
648
649 * configure.in: Check for time.h
650 * configure: Re-generate.
651
652 * interp.c (struct interrupt_generator): Make time unsigned long,
653 address SIM_ADDR.
654 (sim_resume): Make oldpc SIM_ADDR.
655 (struct hash_entry): Make mask/opcode unsigned.
656
657 * v850_sim.h (struct simops ): Make opcode and mask unsigned.
658
659 * simops.c (utime.h): Include if available.
660 (OP_10007E0): Check for UTIME function.
661 (divun): Put parentheses around shift argument.
662 (OP_640): Put parentheses around shift argument, was wrong.
663 (OP_107F0): Return something.
664
665 * interp.c (sim_parse_number): Use strtoul not strtol.
666 (sim_resume): Use sim_elapsed_time_get to keep track of the time.
667
668 * configure.in (SIM_AC_OPTION_WARNINGS): Add.
669 (SIM_AC_OPTION_ENDIAN): Set to hardwired big.
670 (SIM_AC_OPTION_HOST_ENDIAN): Add.
671 (AC_CHECK_FUNCS): Add utime.
672 (AC_CHECK_HEADERS): Add stdlib.h, string.h, strings.h, utime.h
673 configure: Regenerate.
674
675
676 * Makefile.in (SIM_RUN_OBJS): Use nrun.o.
677 (SIM_OBJS): Add sim-io.o, sim-hload.o, sim-utils.o, sim-options.o,
678 sim-config.o, sim-module.o, sim-events.o, sim-core.o,
679 sim-endian.o, sim-engine.o, sim-trace.o, sim-profile.o
680 (SIM_ENDIAN, SIM_WARNGINS): Define.
681
682 * simops.c (OP_10007E0): Use sim_io_* for transfers.
683
684 * interp.c (sim_resume): Pass sd around.
685
686 * simops.c (sim-main.h): Include.
687
688 * gencode.c (write_template): Generate #include sim-main.h.
689 (write_opcodes): Ditto.
690
691 * interp.c (prog_bfd, prog_bfd_was_opened_p): Delete.
692 (v850_callback): Ditto.
693 (sim_kind, myname): Ditto.
694 (lookup_hash): Pass SD. Use sim_io_error.
695 (sim_set_memory_map): Pass in SD, use.
696 (init_system): Pass in SD, use.
697 (sim_open): Update.
698 (sim_set_profile): Delete.
699 (sim_set_profile_size): Delete.
700 (do_interrupt): Pass in SD, use.
701 (sim_info): Use sim_io_printf.
702 (sim_create_inferior): Reset registers. Set PC from prog_bfd
703 argument.
704 (sim_load): Delete, use common/sim-hload.c
705 (sim_size): Rename to sim_memory_init.
706 (sim_write): Remove call to init_system.
707 (init_system): Delete.
708 (sim_set_callbacks): Delete.
709 (sim_set_interrupt): Pass in SD, use.
710 (start_time): Delete.
711
712 * v850_sim.h: Remove everything except `struct simops' from here.
713 * sim-main.h: Move most to here.
714 * gencode.c: Move #includes to here.
715
716 * sim-main.h(struct _sim_cpu): Rename struct _state.
717 (#define PC, et.al.): Update
718 (v850_callback): Delete. Replaced with SIM_DESC arg.
719 (int8, uint8, int16, uint16, int32, uint32): Define types using
720 unsigned8 et.al from common/sim-types.h.
721 * sim-main.h (State): Define as STATE_CPU.
722
723Mon Sep 1 12:07:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
724
725 * configure.in: Check for time, chmod.
726 * configure: Regenerate.
727 * simops.c (SYS_time, SYS_chmod): Use HAVE_TIME, HAVE_CHMOD.
728
729 * simops.c (../../libgloss/v850/sys/syscall.h): Include instead of
730 sys/syscall.h.
731 (OP_10007E0): Check the existance each SYS_* macro independantly.
732
733 * v850_sim.h (SIGQUIT, SIGTRAP): Only define if missing.
734
735Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
736
737 * configure: Regenerated to track ../common/aclocal.m4 changes.
738 * config.in: Ditto.
739
740Tue Aug 26 10:42:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
741
742 * interp.c (sim_kill): Delete.
743 (sim_create_inferior): Add ABFD argument.
744 (sim_load): Move setting of PC from here.
745 (sim_create_inferior): To here.
746
747Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
748
749 * configure: Regenerated to track ../common/aclocal.m4 changes.
750 * config.in: Ditto.
751
752Mon Aug 25 11:31:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
753
754 * interp.c (sim_open): Add ABFD argument.
755
756Fri Aug 22 10:39:28 1997 Nick Clifton <nickc@cygnus.com>
757
758 * simops.c (bsh): Only set CY flag if either of the bottom
759 bytes is zero.
760
761 * simops.c (prepare, dispose): Lower numbered
762 registers go to higher numbered address.
763
764 * simops.c (unsigned divide instructions): S bit set if result has
765 top bit set.
766
767 * simops.c (pushml, pushmh, popml, popmh): Lower numbered
768 registers go to higher numbered address.
769
770Wed Aug 20 13:56:35 1997 Nick Clifton <nickc@cygnus.com>
771
772 * simops.c (OP_107E0, OP_107F0, OP_307E0, OP_307F0): Use correct
773 interpretation of SR bit in list18 structure.
774 (divn, divun): New functions to perform N step divide functions.
775
776Mon Aug 18 10:59:02 1997 Nick Clifton <nickc@cygnus.com>
777
778 * simops.c (OP_300, OP_400, OP_60, OP_70): Support variant opcodes
779 with US bit set in the PSW.
780
781Wed Aug 13 19:06:55 1997 Nick Clifton <nickc@cygnus.com>
782
783 * interp.c (sim_resume): Opcode functions return amount to be
784 added to PC and all opcodes take a standard format in the OP[]
785 array.
786
787 (do_format_*): Functions removed.
788
789 * v850_sim.h (SP, EP): New register mnemonics.
790
791 * gencode.c (write_header): Functions prototypes return an
792 integer.
793
794 * simops.c: Opcode functions return amount to be added to PC.
795
796 * v850_sim.h (CTPC, CTPSW, CTBP): New register mnemonics.
797
798 * simops.c: Add support for v850e instructions.
799
800 * simops.c: Add support for v850eq instructions.
801
802Tue May 20 10:24:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
803
804 * interp.c (sim_open): Add callback argument.
805 (sim_set_callbacks): Delete SIM_DESC argument.
806
807Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
808
809 * configure: Regenerated to track ../common/aclocal.m4 changes.
810
811Wed Apr 23 17:20:16 1997 Doug Evans <dje@canuck.cygnus.com>
812
813 * interp.c (prog_bfd_was_opened_p): New static local.
814 (prog_bfd): New global variable.
815 (sim_open): Undo patch to add -E support.
816 (sim_close): Close prog_bfd if sim_load opened it.
817 (sim_load): Record bfd of loaded file in prog_bfd.
818 * simops.c (prog_bfd): Renamed from exec_bfd.
819
820Fri Apr 18 14:17:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
821
822 * interp.c (sim_stop): Stub function.
823
824Thu Apr 17 03:53:18 1997 Doug Evans <dje@canuck.cygnus.com>
825
826 * Makefile.in (SIM_OBJS): Add sim-load.o.
827 * interp.c (sim_kind, myname): New static locals.
828 (sim_open): Set sim_kind, myname. Ignore -E arg.
829 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
830 load file into simulator. Set start address from bfd.
831 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
832
833Wed Apr 16 19:53:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
834
835 * simops.c (OP_10007E0): Only provide system calls SYS_execv,
836 SYS_wait, SYS_wait, SYS_utime, SYS_time if defined by the host.
837
838Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
839
840 * configure: Regenerated to track ../common/aclocal.m4 changes.
841 * config.in: Ditto.
842
843Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
844
845 * interp.c (sim_open): New arg `kind'.
846
847 * configure: Regenerated to track ../common/aclocal.m4 changes.
848
849Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
850
851 * configure: Regenerated to track ../common/aclocal.m4 changes.
852
853Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
854
855 * configure: Regenerated to track ../common/aclocal.m4 changes.
856
857Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
858
859 * configure: Re-generate.
860
861Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
862
863 * configure: Regenerate to track ../common/aclocal.m4 changes.
864
865Thu Mar 13 13:00:54 1997 Doug Evans <dje@canuck.cygnus.com>
866
867 * interp.c (sim_open): New SIM_DESC result. Argument is now
868 in argv form.
869 (other sim_*): New SIM_DESC argument.
870
871Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
872
873 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
874 COMMON_{PRE,POST}_CONFIG_FRAG instead.
875 * configure.in: sinclude ../common/aclocal.m4.
876 * configure: Regenerated.
877
878Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
879
880 * configure configure.in Makefile.in: Update to new configure
881 scheme which is more compatible with WinGDB builds.
882 * configure.in: Improve comment on how to run autoconf.
883 * configure: Re-run autoconf to get new ../common/aclocal.m4.
884 * Makefile.in: Use autoconf substitution to install common
885 makefile fragment.
886
887Mon Jan 20 16:05:34 1997 Michael Meissner <meissner@tiktok.cygnus.com>
888
889 * simops.c (OP_{E0,2E0,6E0}): The multiply operations sign extend,
890 not zero extend.
891
892Tue Jan 14 17:06:03 1997 Stu Grossman (grossman@critters.cygnus.com)
893
894 * simops.c: Put ifdefs around things to make MSVC happy. Get rid
895 of unistd.h. Disable SYS_stat, SYS_chown, SYS_time, SYS_times,
896 SYS_gettimeofday and SYS_utime from MSVC.
897
898Tue Dec 31 18:11:13 1996 Michael Meissner <meissner@tiktok.cygnus.com>
899
900 * simops.c (OP_10007E0): Know that kill encodes the signal number
901 via: 0xdead0000 | signal and turn it back into a signal.
902
903Fri Dec 27 14:44:06 1996 Michael Meissner <meissner@tiktok.cygnus.com>
904
905 * v850_sim.h (SIG_V850_EXIT): Define as -1.
906
907 * interp.c (sim_open): Cast calloc function.
908 (sim_stop_reason): If signal is SIG_V850_EXIT, inform gdb the
909 program exited with the appropriate exit code.
910 (sim_set_interrupt): Declare buildargv.
911
912 * simops.c (OP_10007E0): Make exit signal normal exit. Make time
913 type correct and work on big endian systems.
914
915Wed Nov 20 02:18:44 1996 Doug Evans <dje@canuck.cygnus.com>
916
917 * Makefile.in: Delete stuff moved to ../common/Make-common.in.
918 (SIM_OBJS,SIM_EXTRA_CFLAGS,SIM_EXTRA_CLEAN): Define.
919 * configure.in: Simplify using macros in ../common/aclocal.m4.
920 Call AC_CHECK_HEADERS(unistd.h).
921 * configure: Regenerated.
922 * config.in: New file.
923 * simops.c: #include "config.h". #include <unistd.h> if present.
924
925Sun Nov 3 23:02:54 1996 Stan Shebs <shebs@andros.cygnus.com>
926
927 * v850_sim.h (State): New slots dummy_mem, pending_nmi.
928 (EIPC, etc): New macros for system registers.
929 * simops.c, interp.c: Use everywhere.
930
931 * interp.c: Add support for interrupts issued by interrupt
932 generators, either PC- or time-based. Controlled by simulator
933 command "sim interrupt".
934
935 * interp.c: Add support for variable-size allocation of memory,
936 via simulator command "sim memory-map".
937 (map): Issue SIGSEGV for references to invalid memory regions.
938
939Thu Oct 31 14:44:10 1996 Gavin Koch <gavin@cygnus.com>
940
941 * simops.c: Include <sys/time.h> for struct timeval and
942 struct timezone.
943
944Wed Oct 30 08:49:10 1996 Jeffrey A Law (law@cygnus.com)
945
946 * simops.c (OP_10007E0): Handle SYS_times and SYS_gettimeofday.
947
948 * simops.c (OP_10007E0): Handle SYS_time.
949
950Tue Oct 29 14:22:55 1996 Jeffrey A Law (law@cygnus.com)
951
952 * simops.c: Include <sys/stat.h>.
953 (OP_10007E0): Handle SYS_stat.
954
955Thu Oct 24 12:26:35 1996 Jeffrey A Law (law@cygnus.com)
956
957 * simops.c (OP_10007E0): Don't declare errno.
958
959 * simops.c (OP_500): Mask off low bit in displacement
960 for sld.w.
961 (OP_501): Similarly.
962
963 * simops.c (OP_500): Fix displacement handling for sld.w.
964 (OP_501): Similarly for sst.w.
965
966 * simops.c (trace_input): Remove all references to SEXT7.
967 (OP_300, OP_400, OP_500, OP_380, OP_480, OP_501): Displacement
968 is zero extended for sst/sld instructions.
969 * v850_sim.h (SEX7): Delete. It's no longer needed (and it
970 was incorrect anyway).
971
972Thu Oct 24 10:33:33 1996 Stu Grossman (grossman@critters.cygnus.com)
973
974 * Makefile.in: Get rid of srcroot. Set all INSTALL macros via
975 autoconf.
976 * gencode.c (write_opcodes): Pad operands field to account for
977 MSVC braindamage.
978 * simops.c: Include errno.h. Exclude SYS_chown, since MSVC
979 doesn't support it. (Why is this here in the first place?!?)
980 * v850_sim.h: Get rid of 64 bit defs. Also, get rid of #elif's.
981 Change number of operands in struct simops from 9 to 6. Define
982 SIGTRAP and SIGQUIT for MSVC.
983
984Tue Oct 15 16:19:51 1996 Stu Grossman (grossman@critters.cygnus.com)
985
986 * interp.c (MEM_SIZE): It's now bytes, not a power of 2.
987 * (map): Add support for external mem in the 1->2 meg range.
988 Also, abort() when memory access is way out of bounds. (Better to
989 die than to give wrong result. (This will be fixed later.))
990 * (sim_size): MEM_SIZE is now bytes, not shift factor.
991
992Tue Oct 1 15:53:24 1996 Gavin Koch <gavin@cygnus.com>
993
994 * simops.c (trace_input): Swapped order of operands for output
995 output of OP_IMM_REG. Changed the fetching of the operands for
996 OP_LOAD32, and OP_STORE32 to work like op-function.
997
998Mon Sep 30 15:46:33 1996 Stu Grossman (grossman@critters.cygnus.com)
999
1000 * interp.c: Move includes of remote-sim.h and callback.h to
1001 v850-sim.h.
1002 * (lookup_hash): Add PC to report of hash failure.
1003 * (map load_mem store_mem): New memory subsystem. Models V851
1004 memory system.
1005 * (sim_write sim_read): Use new memory subsystem.
1006 * (sim_resume): Don't load and save PC into EIPC anymore. Needed
1007 to make user-defined traps work right.
1008 * simops.c (OP_*): Use new memory subsystem.
1009 * (OP_14007E0 (reti)): Implement reti.
1010 * (OP_14996E0 (trap)): Implement user-defined traps. Move I/O to
1011 trap 31. Use new memory subsystem.
1012 * v850_sim.h: Prototypes for load_mem, store_mem and map. Use
1013 load_mem in RLW macro.
1014
1015Fri Sep 27 18:34:09 1996 Stu Grossman (grossman@critters.cygnus.com)
1016
1017 * gencode.c (write_opcodes): Output hex values for opcode mask
1018 and patterns.
1019 * interp.c (sim_resume): Save and restore PC from the appropriate
1020 register.
1021 * (sim_fetch_register sim_store_register): Fix byte-order problem
1022 with reading and writing registers.
1023 * simops.c (OP_FFFF): Implement pseudo-breakpoint insn.
1024
1025Fri Sep 27 17:42:37 1996 Jeffrey A Law (law@cygnus.com)
1026
1027 * simops.c (trace_input): Fix thinko.
1028
1029Wed Sep 18 09:54:12 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1030
1031 * simops.c (exec_bfd): Rename from sim_bfd.
1032 (trace_input): Ditto.
1033
1034Thu Sep 12 12:03:05 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1035
1036 * simops.c (trace_input): Use find_nearest_line to print line
1037 number, function name or file name of PC.
1038
1039Wed Sep 11 16:44:37 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1040
1041 * simops.c: Add tracing support. Use SEXTxx macros instead of
1042 doing hardwired shifts.
1043
1044 * configure.in (--enable-sim-cflags): Add switch to add additional
1045 flags to simulator buld. If --enable-sim-cflags=trace, turn on
1046 tracing.
1047 * configure: Regenerate.
1048
1049 * Makefile.in: Don't require a VPATH capable make if configuring
1050 in the same directory. Don't use CFLAGS for configuration flags.
1051 Add flags from --enable-sim-cflags. Support canadian cross
1052 builds. Rebuild whole simulator if include files change.
1053
1054 * interp.c (v850_debug): New global for debugging.
1055 (lookup_hash,sim_size,sim_set_profile): Use
1056 printf_filtered callback, instead of calling printf directly.
1057 (sim_{open,trace}): Enable tracing if -t and compiled for tracing.
1058
1059 * v850_sim.h: Use limits.h to set the various sized types.
1060 (SEXT{5,7,16,22}): New macros.
1061
1062Mon Sep 9 20:50:46 1996 Jeffrey A Law (law@cygnus.com)
1063
1064 * interp.c (hash): Make this an inline function
1065 when compiling with GCC. Simplify.
1066 * simpos.c: Explicitly include "sys/syscall.h". Remove
1067 some #if 0'd code. Enable more emulated syscalls.
1068
1069Wed Sep 4 01:48:55 1996 Jeffrey A Law (law@cygnus.com)
1070
1071 * interp.c: Fix sign bit handling for add and sub instructions.
1072
1073Tue Sep 3 10:20:30 1996 Jeffrey A Law (law@cygnus.com)
1074
1075 * gencode.c: Fix various indention & style problems.
1076 Remove test code. Remove #if 0 code.
1077 * interp.c: Provide prototypes for all static functions.
1078 Fix minor indention problems.
1079 (sim_open, sim_resume): Remove unused variables.
1080 (sim_read): Return type is "int".
1081 * simops.c: Remove unused variables.
1082 (divh): Make result of divide-by-zero zero.
1083 (setf): Initialize result to keep compiler quiet.
1084 (sar instructions): These just clear the overflow bit.
1085 * v850_sim.h: Provide prototypes for put_byte, put_half
1086 and put_word.
1087
1088 * interp.c: OP should be an array of 32bit operands!
1089 (v850_callback): Declare.
1090 (do_format_5): Fix extraction of OP[0].
1091 (sim_size): Remove debugging printf.
1092 (sim_set_callbacks): Do something useful.
1093 (sim_stop_reason): Gross hacks to get c-torture running.
1094 * simops.c: Simplify code for computing targets of bCC
1095 insns. Invert 's' bit if 'ov' bit is set for some
1096 instructions. Fix 'cy' bit handling for numerous
1097 instructions. Make the simulator stop when a halt
1098 instruction is encountered. Very crude support for
1099 emulated syscalls (trap 0).
1100 * v850_sim.h: Include "callback.h" and declare
1101 v850_callback. Items in the operand array are 32bits.
1102
1103Sun Sep 1 22:35:35 1996 Jeffrey A Law (law@cygnus.com)
1104
1105 * interp.c (sim_resume): Fix code to check for a format 3
1106 opcode.
1107 * simops.c: bCC insns only argument is a constant, not a
1108 register value (duh...)
1109
1110Fri Aug 30 10:33:49 1996 Jeffrey A Law (law@cygnus.com)
1111
1112 * simops.c: Fix "not1" and "set1".
1113
1114 * simops.c: Don't forget to initialize temp for
1115 "ld.h" and "ld.w"
1116
1117 * interp.c: Remove various debugging printfs.
1118
1119 * simops.c: Fix satadd, satsub boundary case handling.
1120
1121 * interp.c (hash): Fix.
1122 * interp.c (do_format_8): Get operands correctly and
1123 call the target function.
1124 * simops.c: Rough cut at "clr1", "not1", "set1", and "tst1".
1125
1126Thu Aug 29 13:53:29 1996 Jeffrey A Law (law@cygnus.com)
1127
1128 * interp.c (do_format_4): Get operands correctly and
1129 call the target function.
1130 * simops.c: Rough cut at "sld.b", "sld.h", "sld.w", "sst.b",
1131 "sst.h", and "sst.w".
1132
1133 * v850_sim.h: The V850 doesn't have split I&D spaces. Change
1134 accordingly. Remove many unused definitions.
1135 * interp.c: The V850 doesn't have split I&D spaces. Change
1136 accordingly.
1137 (get_longlong, get_longword, get_word): Deleted.
1138 (write_longlong, write_longword, write_word): Deleted.
1139 (get_operands): Deleted.
1140 (get_byte, get_half, get_word): New functions.
1141 (put_byte, put_half, put_word): New functions.
1142 * simops.c: Remove unused functions. Rough cut at
1143 "ld.b", "ld.h", "ld.w", "st.b", "st.h", "st.w" insns.
1144
1145 * v850_sim.h (struct _state): Remove "psw" field. Add
1146 "sregs" field.
1147 (PSW): Remove bogus definition.
1148 * simops.c: Change condition code handling to use the psw
1149 register within the sregs array. Handle "ldsr" and "stsr".
1150
1151 * simops.c: Handle "satadd", "satsub", "satsubi", "satsubr".
1152
1153 * interp.c (do_format_5): Get operands correctly and
1154 call the target function.
1155 (sim_resume): Don't do a PC update for format 5 instructions.
1156 * simops.c: Handle "jarl" and "jmp" instructions.
1157
1158 * simops.c: Fix minor typos. Handle "cmp", "setf", "tst"
1159 "di", and "ei" instructions correctly.
1160
1161 * interp.c (do_format_3): Get operands correctly and call
1162 the target function.
1163 * simops.c: Handle bCC instructions.
1164
1165 * simops.c: Add condition code handling to shift insns.
1166 Fix minor typos in condition code handling for other insns.
1167
1168 * Makefile.in: Fix typo.
1169 * simops.c: Add condition code handling to "sub" "subr" and
1170 "divh" instructions.
1171
1172 * interp.c (hash): Update to be more accurate.
1173 (lookup_hash): Call hash rather than computing the hash
1174 code here.
1175 (do_format_1_2): Handle format 1 and format 2 instructions.
1176 Get operands correctly and call the target function.
1177 (do_format_6): Get operands correctly and call the target
1178 function.
1179 (do_formats_9_10): Rough cut so shift ops will work.
1180 (sim_resume): Tweak to deal with format 1 and format 2
1181 handling in a single funtion. Don't update the PC
1182 for format 3 insns. Fix typos.
1183 * simops.c: Slightly reorganize. Add condition code handling
1184 to "add", "addi", "and", "andi", "or", "ori", "xor", "xori"
1185 and "not" instructions.
1186 * v850_sim.h (reg_t): Registers are 32bits.
1187 (_state): The V850 has 32 general registers. Add a 32bit
1188 psw and pc register too. Add accessor macros
1189
1190 * Makefile.in, interp.c, v850_sim.h: Bring over endianness
1191 changes from the d10v simulator.
1192
1193 * simops.c: Add shift support.
1194
1195 * simops.c: Add multiply & divide support. Abort for system
1196 instructions.
1197
1198 * simops.c: Add logicals, mov, movhi, movea, add, addi, sub
1199 and subr. No condition codes yet.
1200
1201Wed Aug 28 13:53:22 1996 Jeffrey A Law (law@cygnus.com)
1202
1203 * ChangeLog, Makefile.in, configure, configure.in, v850_sim.h,
1204 gencode.c, interp.c, simops.c: Created.
1205
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