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[deliverable/binutils-gdb.git] / sim / v850 / ChangeLog
CommitLineData
2b193c4a
MK		 12005-03-23 Mark Kettenis <kettenis@gnu.org>
2
3 * configure: Regenerate.
4
35695fd6
AC		 52005-01-14 Andrew Cagney <cagney@gnu.org>
6
7 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
8 explicit call to AC_CONFIG_HEADER.
9 * configure: Regenerate.
10
f0569246
AC		 112005-01-12 Andrew Cagney <cagney@gnu.org>
12
13 * configure.ac: Update to use ../common/common.m4.
14 * configure: Re-generate.
15
38f48d72
AC		 162005-01-11 Andrew Cagney <cagney@localhost.localdomain>
17
18 * configure: Regenerated to track ../common/aclocal.m4 changes.
19
b7026657
AC		 202005-01-07 Andrew Cagney <cagney@gnu.org>
21
22 * configure.ac: Rename configure.in, require autoconf 2.59.
23 * configure: Re-generate.
24
379832de
HPN		 252004-12-08 Hans-Peter Nilsson <hp@axis.com>
26
27 * configure: Regenerate for ../common/aclocal.m4 update.
28
4389ce38
MK		 292004-01-18 Mark Kettenis <kettenis@gnu.org>
30
31 * simops.c: Include <sys/types.h>.
32
c5ea1d53
NC		 332003-09-05 Andrew Cagney <cagney@redhat.com>
34 Nick Clifton <nickc@redhat.com>
35
36 * interp.c (sim_open): Accept bfd_mach_v850e1.
37 * v850-dc: Add entry for v850e1.
38 * v850.igen: Add support for v850e1.
39 Add code for DBTRAP and DBRET instructions.
40 (dbtrap): Create a separate v850e1 specific instruction.
41 Only generate a trap if the target is not the v850e1.
42 Otherwise treat it as a special kind of branch.
43 (break): Mark as v850/v850e specific.
44
ae451ac6
ILT		 452003-05-16 Ian Lance Taylor <ian@airs.com>
46
47 * Makefile.in (SHELL): Make sure this is defined.
48 (tmp-igen): Use $(SHELL) whenever we invoke move-if-change.
49
ebc115b7
NC		 502003-04-06 Nick Clifton <nickc@redhat.com>
51
1eec9e33
NC		 52 * simops.c (OP_40): Delete. Move code to...
53 * v850-igen.c (): ...Here. Sign extend the first operand.
ebc115b7
NC		 54 * simops.h (OP_40): Remove prototype.
55
6b4a8935
AC		 562003-02-27 Andrew Cagney <cagney@redhat.com>
57
58 * interp.c (sim_open, sim_create_inferior): Rename _bfd to bfd.
59
0da2b665
AC		 602002-11-30 Andrew Cagney <cagney@redhat.com>
61
62 * simops.c: Use int, 1, 0 instead of boolean, true and false.
63 * sim-main.h: Ditto.
64
30458d39
JW		 652002-09-27 Jim Wilson <wilson@redhat.com>
66
67 * simops.c (OP_E6077E0): And op1 with 7 after reading register, not
68 before.
69 (BIT_CHANGE_OP): Likewise.
70
2e8162ce
JW		 712002-09-26 Jim Wilson <wilson@redhat.com>
72
73 * simops (OP_10007E0): Don't subtract 4 from PC.
74
5d6a173d
NC		 752002-09-19 Nick Clifton <nickc@redhat.com>
76
77 * interp.c (sim_open): Remove reference to v850ea.
78 (sim_create_inferior): Likewise.
79 * v850-dc: Likewise.
80 * v850.igen: Remove all references to v850ea, including v850ea
81 specific instructions.
82
e551c257
NC		 832002-08-29 Nick Clifton <nickc@redhat.com>
84
85 From 2001-08-23 Catherine Moore <clm@redhat.com>
86
87 * Makefile.in: Add gen-zero-r0 option.
88 * sim-main.h (GPR_SET, GPR_CLEAR): Define.
89 * simops.c (OP_24007E0): Sign extend the imm9
90 operand of a mul instruction.
91
d62274a3
AC		 922002-06-17 Andrew Cagney <cagney@redhat.com>
93
94 * simops.c (trace_result): Fix printf formatting.
95
c8cca39f
AC		 962002-06-16 Andrew Cagney <ac131313@redhat.com>
97
98 * configure: Regenerated to track ../common/aclocal.m4 changes.
99
7ef2d4e7
AC		 1002001-12-02 Andrew Cagney <ac131313@redhat.com>
101
102 * Makefile.in (simops.h, table.c): Delete targets.
103 (tmp-gencode, gencode.o, gencode): Delete targets.
104 (simops.h): New file.
105 ($(BUILT_SRC_FROM_IGEN)): Do not depend on simops.h.
106 * gencode.c: Delete file.
107
d4424ada
C		 1082001-04-15 J.T. Conklin <jtc@redback.com>
109
110 * Makefile.in (simops.o): Add simops.h to dependency list.
111
1e6cd159
AC		 1122001-03-14 Andrew Cagney <ac131313@redhat.com>
113
114 * Makefile.in (gencode): Link with libintl.
115
42acc51e
JL		 1162001-01-31 Jonathan Larmour <jlarmour@redhat.com>
117
118 * Makefile.in (gencode): Link with libopcodes in build tree rather
119 than building source files from there.
120
896ad910
NC		 1212000-05-30 Nick Clifton <nickc@cygnus.com>
122
123 * v850.igen: Remove illegal instruction pattern, since it is the
124 same as the breakpoint pattern.
125
eb2d80b4
AC		 126Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
127
128 * configure: Regenerated to track ../common/aclocal.m4 changes.
129
b9791fcd
FCE		 1302000-04-14 Gary Thomas <gthomas@redhat.com>
131
132 * v850.igen: Define 'br *' as illegal since this is the only
133 way to provide a breakpoint on some v850 family processors.
134
de616bc7
FCE		 1352000-03-24 Frank Ch. Eigler <fche@redhat.com>
136
137 * v850.igen (ilgop): New insn pattern for four-byte breakpoints.
138
d4f3574e
SS		 139Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
140
141 * configure: Regenerated to track ../common/aclocal.m4 changes.
142
cd0fc7c3
SS		 1431999-05-08 Felix Lee <flee@cygnus.com>
144
145 * configure: Regenerated to track ../common/aclocal.m4 changes.
146
c906108c
SS		 147Tue Dec 1 17:25:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
148
149 * Makefile.in (NL_TARGET): Define as -DNL_TARGET_v850.
150
151Wed Nov 25 17:52:58 1998 Andrew Cagney <cagney@b1.cygnus.com>
152
153 * Makefile.in (simops.o): Depends on targ-vals.h
154 * simops.c: Include targ-vals.h instead of
155 libgloss/.../syscall.h. Replace SYS_* with TARGET_SYS_*.
156 (divn, divun, OP_1C007E0, OP_18207E0, OP_1C207E0,OP_18007E0):
157 Replace signed long int with signed32.
158
159Fri Oct 9 18:02:25 1998 Doug Evans <devans@canuck.cygnus.com>
160
161 * interp.c: #include "itable.h".
162 (get_insn_name): New function.
163 (sim_open): Initialize CPU_INSN_NAME,CPU_MAX_INSNS.
164 * sim-main.h (MAX_INSNS,INSN_NAME): Delete.
165
166Wed May 6 19:43:27 1998 Doug Evans <devans@canuck.cygnus.com>
167
168 * sim-main.h (INSN_NAME): New arg `cpu'.
169
170Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
171
172 * configure: Regenerated to track ../common/aclocal.m4 changes.
173
174Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
175
176 * configure: Regenerated to track ../common/aclocal.m4 changes.
177 * config.in: Ditto.
178
179Sun Apr 26 15:19:14 1998 Tom Tromey <tromey@cygnus.com>
180
181 * acconfig.h: New file.
182 * configure.in: Reverted change of Apr 24; use sinclude again.
183
184Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
185
186 * configure: Regenerated to track ../common/aclocal.m4 changes.
187 * config.in: Ditto.
188
189Fri Apr 24 11:18:08 1998 Tom Tromey <tromey@cygnus.com>
190
191 * configure.in: Don't call sinclude.
192
193Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
194
195 * configure: Regenerated to track ../common/aclocal.m4 changes.
196 * sim-main.h (SIM_MAIN_H): Wrap header.
197
198Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
199
200 * configure: Regenerated to track ../common/aclocal.m4 changes.
201
202Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
203
204 * configure: Regenerated to track ../common/aclocal.m4 changes.
205
206Tue Mar 10 15:54:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
207
208 * interp.c (sim_stop): Delete, second attempt.
209
210Thu Feb 26 19:09:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
211
212 * interp.c (sim_info): Delete.
213
214Wed Feb 18 10:47:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
215
216 * sim-main.h (TRACE_ALU_INPUT*): Delete. Moved to sim-trace.[hc].
217
218 * simops.c (trace_result): Call trace_generic instead of
219 trace_one_insn.
220 (trace_module): Change variable type to integer.
221 (trace_input): Initialize trace_module with TRACE_ALU_IDX.
222
223 * sim-main.h (trace_module): Change variable decl to integer type.
224 (TRACE_BRANCH*, TRACE_LD, TRACE_ST): Update.
225
226Tue Feb 17 12:51:18 1998 Andrew Cagney <cagney@b1.cygnus.com>
227
228 * interp.c (sim_store_register, sim_fetch_register): Pass in
229 length parameter. Return -1.
230
231Tue Feb 3 16:24:42 1998 Andrew Cagney <cagney@b1.cygnus.com>
232
233 * sim-main.h (IMEM16, IMEM16_IMMED): Rename IMEM and
234 IMEM_IMMED. To match recent igen change.
235
236Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
237
238 * configure: Regenerated to track ../common/aclocal.m4 changes.
239
240Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
241
242 * configure: Regenerated to track ../common/aclocal.m4 changes.
243
244Fri Jan 30 09:51:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
245
246 * sim-main.h (CPU_CIA): Delete, replaced by.
247 (CIA_SET, CIA_SET): Define.
248
249Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
250
251 * configure: Regenerated to track ../common/aclocal.m4 changes.
252
253Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
254
255 * configure: Regenerated to track ../common/aclocal.m4 changes.
256 * config.in: Ditto.
257
258Fri Dec 5 09:26:08 1997 Nick Clifton <nickc@cygnus.com>
259
260 * v850.igen: Revert break value back to its old value.
261
262Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
263
264 * configure: Regenerated to track ../common/aclocal.m4 changes.
265
266Wed Dec 3 17:27:19 1997 Nick Clifton <nickc@cygnus.com>
267
268 * v850.igen: Make break have a zero first field, since otherwise
269 it clashes with the DIVH instruction.
270
271Sat Nov 22 21:32:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
272
273 * simops.c (OP_10007E0): Rename SIGABRT -> SIM_SIGABRT. Give
274 sim_stopped instead of sim_signalled.
275
276 * v850.igen (BREAK), simops.c (OP_12007E0): Rename SIGTRAP to
277 SIM_SIGTRAP.
278 (illegal): Rename SIGILL to SIM_SIGILL.
279
280 * sim-main.h, simops.c, interp.c: Do not include signal.h.
281
282 * sim-main.h: Include sim-signal.h instead of signal.h.
283 (SIGTRAP, SIGQUIT): Delete definition.
284 (SIG_V850_EXIT): Delete definition.
285
286Tue Nov 18 15:33:48 1997 Doug Evans <devans@canuck.cygnus.com>
287
288 * Makefile.in (SIM_OBJS): Use $(SIM_NEW_COMMON_OBJS).
289
290Fri Oct 31 10:33:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
291
292 * interp.c (sim_open): Check state magic number.
293 (sim-assert.h): Include.
294
295Tue Oct 28 11:06:47 1997 Andrew Cagney <cagney@b1.cygnus.com>
296
297 * v850.igen: Add model filter field to records.
298
299Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
300
301 * configure: Regenerated to track ../common/aclocal.m4 changes.
302
303Fri Sep 26 11:56:02 1997 Felix Lee <flee@cygnus.com>
304
305 * sim-main.h: delete null override of SIM_ENGINE_HALT_HOOK and
306 SIM_ENGINE_RESTART_HOOK.
307
308Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
309
310 * configure: Regenerated to track ../common/aclocal.m4 changes.
311
312Wed Sep 24 17:28:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
313
314 * sim-main.h (WITH_TARGET_WORD_MSB): Delete.
315
316 * configure.in (SIM_AC_OPTION_BITSIZE): Specify 32 bit
317 architecture with MSB == 31.
318
319Wed Sep 24 14:04:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
320
321 * v850.igen: Make divh insn with RRRRR==0 breakpoint.
322
323Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
324
325 * configure: Regenerated to track ../common/aclocal.m4 changes.
326
327Tue Sep 23 10:19:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
328
329 * Makefile.in (SIM_WARNINGS, SIM_ALIGNMENT, SIM_ENDIAN,
330 SIM_HOSTENDIAN, SIM_RESERVED_BITS): Delete, moved to common.
331 (SIM_EXTRA_CFLAGS): Update.
332
333Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
334
335 * configure: Regenerated to track ../common/aclocal.m4 changes.
336 * configure.in: Really specify NONSTRICT_ALIGNMENT as the default.
337
338Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
339
340 * configure.in: Specify NONSTRICT_ALIGNMENT as the default.
341 * configure: Regenerated to track ../common/aclocal.m4 changes.
342
343Fri Sep 19 10:37:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
344
345 * v850.igen (disp16): Use EXTEND16 to sign extend disp.
346 (disp22): Only shift left by 1, not 2.
347 ("jmp"): Ensure PC is 2 byte aligned.
348
349 * simops.c, v850.igen: Move "Bcond", "jr", "jarl" code to
350 v850.igen. Fix tracing.
351
352 * simops.c (OP_300, OP_400, OP_500): Move "sdl.b", "sld.h",
353 "sld.w" insns to v850.igen. Fix tracing.
354 (OP_70): Ditto for "sld.hu".
355
356 * v850.igen: Clarify tracing of "sld.b", "sld.h" et.al.
357
358 * simops.c (condition_met): Make global.
359
360 * sim-main.h (TRACE_ALU_INPUT3, TRACE_BRANCH0, TRACE_LD,
361 TRACE_ST): Define.
362 (TRACE_LD_NAME): Define.
363
364 * simops.c: Move "cmov", "cmov imm" to v850.igen, fix.
365
366Wed Sep 17 16:21:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
367
368 * simops.c: Move "mov", "reti", to v850.igen, fix tracing.
369
370 * interp.c (hash): Delete.
371
372 * v850.igen (nop): Really do nothing.
373
374 * interp.c (do_interrupt): Mask interrupts after PSW is saved, not
375 before.
376 * v850.igen (reti): Return to current PC not previous.
377
378Wed Sep 17 14:02:10 1997 Andrew Cagney <cagney@b1.cygnus.com>
379
380 * simops.c: Move "ctret", "bsw", "hsw" to v850.igen, fix tracing.
381 (trace_module): Global, save component/module name across insn.
382
383 * simops.c: Move "bsh" to v850.igen, fix.
384
385 * v850.igen (callt): Load correct number of bytes. Fix tracing.
386 (stsr, ldsr): Correct src, dest fields. Fix tracing.
387 (ctret): Force alignment. Fix tracing.
388
389Tue Sep 16 22:14:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
390
391 * simops.c (trace_output): Add result argument.
392 (trace_result): New function. Simpler version of trace_output,
393 assumes trace needed.
394 (trace_output): Call trace_result.
395 (trace_output): For IMM_REG_REG, trace correct register.
396 (trace_input): Add case for 16bit immediates.
397 (OP_600, OP_640, OP_680, OP_6C0, OP_6A0): Use.
398
399 * sim-main.h (TRACE_ALU_INPUT, TRACE_ALU_RESULT): Define.
400 (trace_values, trace_name, trace_pc, trace_num_values): Make
401 global.
402 (GR, SR): Define.
403
404 v850.insn (movea, stsr): Use.
405 (sxb, sxh, zxb, zxh): Ditto.
406
407Tue Sep 16 21:14:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
408
409 * simops.c: Move "movea" from here.
410 * v850.igen: To here.
411
412 * v850.igen (simm16): Define, sign extend imm16.
413 (uimm16): Define, no sign extension.
414 (addi, andi, movea, movhi, mulhi, ori, satsubi, xori): Use.
415
416 * simops.c: Move "sxh", "switch", "sxb", "callt", "dispose",
417 "mov32" from here.
418 * v850.igen: To here.
419 (switch): Fix off by two error in NIA calc.
420
421Tue Sep 16 15:14:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
422
423 * simops.c (trace_pc, trace_name, trace_values, trace_num_values):
424 New static globals.
425 (trace_input): Just save pc, name and values for trace_output.
426 (trace_output): Write trace values to a buffer. Use
427 trace_one_insn to print trace info and buffer.
428 (SIZE_OPERANDS, SIZE_LOCATION): Delete.
429
430Tue Sep 16 09:02:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
431
432 * sim-main.h (struct _sim_cpu): Add psw_mask so that reserved bits
433 can be masked out.
434
435 * simops.c (OP_2007E0, OP_4007E0): Move "ldsr", "stsr"
436 instructions from here.
437 * v850.igen (ldsr, stsr): To here. Mask out reserved bits when
438 setting PSW.
439
440 * interp.c (sim_open): Set psw_mask if machine known.
441
442Tue Sep 16 10:20:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
443
444 * v850-dc: Add rule to diferentiate between breakpoint and divh.
445 * v850.igen (break): New instruction, breakpoint simulator.
446 * v850.igen (breakpoint): Enable. Change to a 32bit instruction.
447
448Mon Sep 15 18:44:05 1997 Jim Wilson <wilson@cygnus.com>
449
450 * simops.c (Multiply64): Don't store into register zero.
451
452Tue Sep 16 09:02:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
453
454 * Makefile.in (semantics.o): Add dependency.
455
456 * sim-main.h (SAVE_1, SAVE_2): Perform backward compatible save,
457 do not adjust CIA/NIA.
458
459Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
460
461 * simops.c (OP_300, OP_400, OP_70): Make behavour depend on PSW[US].
462
463 * simops.c: Move "divun", "sld.bu", "divhn", "divhun", "divn",
464 "divun", "pushml" code from here to v850.igen.
465 (divun): Make global.
466 (type3_regs): Make global
467
468 * v850.igen: Move simops.c code to here.
469
470 * interp.c (sim_create_inferior): For v850eq set US bit by
471 default.
472
473 * interp.c (sim_open): Don't set arch, now set by
474 sim_analyze_program.
475
476 * configure: Regenerated to track ../common/aclocal.m4 changes.
477
478Mon Sep 15 14:39:34 1997 Andrew Cagney <cagney@b1.cygnus.com>
479
480 * simops.c (op_types): Move from here.
481 sim-main.h: To here.
482
483 * sim-main.h (trace_input, trace_output), simops.c: Make global.
484
485 * simops.c (OP_60): Move "jmp" code from here.
486 * v850.igen (jmp): To here.
487
488 * simops.c (OP_60): Move "sld.bu" code from here.
489 * v850.igen (sld.bu): To here.
490
491Fri Sep 12 15:11:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
492
493 * v850.igen (prepare, ...): Add to v850eq architecture.
494
495 * interp.c (sim_open): Default to v850eq.
496
497 * interp.c (sim_open): Default to v850e.
498 * sim-main.h (signal.h): Include.
499
500 * v850.igen (illegal): Report/halt illegal instructions.
501
502 * Makefile.in (SIM_EXTRA_CFLAGS): Add SIM_RESERVED_BITS.
503
504 * configure.in: Add reserved bits option.
505 * configure: Regenerate.
506
507Thu Sep 11 08:40:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
508
509 * interp.c (sim_open): Use sim_do_commandf instead of asprintf.
510
511 * sim-main.h (INSN_NAME):
512
513 * Makefile.in (INCLUDE): Add SIM_EXTRA_DEPS.
514 (SIM_EXTRA_DEPS): Add itable.h
515 (tmp-gencode): Does not depend on simops.h
516
517 * sim-main.h (itable.h): Include.
518 (MAX_INSNS, INSN_NAME): Define.
519
520 * interp.c: Compute inttype from the interrupt_names index that
521 was passed in.
522
523Wed Sep 10 10:25:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
524
525 * simops.c (trace_input): Use trace_printf instead of
526 sim_io_printf.
527 (trace_output): Ditto.
528 (trace_input): Only trace when TRACE_ALU_P. Delete code
529 disasembling instruction.
530 (trace_output): Only trace when TRACE_ALU_P.
531
532Tue Sep 9 01:29:50 1997 Andrew Cagney <cagney@b1.cygnus.com>
533
534 * simops.c (trace_input, trace_output): Use sim_io_printf.
535 (OP_620): Pass correct argument to trace.
536 (OP_E607E0): Ditto.
537 (trace_input): Obtain prog_bfd, text_start et.al from simulator
538 struct.
539
540Mon Sep 8 21:03:52 1997 Andrew Cagney <cagney@b1.cygnus.com>
541
542 * v850.igen: New file.
543 * v850-dc: New file.
544
545Mon Sep 8 18:33:04 1997 Andrew Cagney <cagney@b1.cygnus.com>
546
547
548 * sim-main.h (SEXT16): Delete, use EXTEND16.
549 (SEXT8): Delete, use EXTEND8.
550 (SEXT32): Delete, used?
551 (SEXT40, SEXT44, SEXT64): Use UNSIGNED64 for constants, not ...LL.
552 (WITH_TARGET_WORD_MSB): Define as 31. v850 little bit endian.
553
554 * simops.c: Use EXTEND15 from sim-bits instead of SEXT16.
555
556 * sim-main.h (DEBUG_TRACE, DEBUG_VALUES, v850_debug): Delete,
557 replace with TRACE_INSN_P and TRACE_ALU_P.
558
559 * simops.c (trace_input, trace_output): Update.
560
561 * interp.c (sim_engine_run): Delete.
562 (lookup_hash): Delete.
563 (sim_open): Do not fill hash table.
564 (sim_trace): Delete.
565
566Fri Sep 5 17:04:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
567
568 * simops.c (OP_FFFF): Use sim_engine_halt.
569 (OP_12007E0): Ditto.
570 (OP_10007E0): Ditto.
571
572 * sim-main.h (struct sim_cpu): Delete member exception. Using
573 sim-engine et.al.
574
575 * interp.c (sim_info): Do not do anything in sim-info.
576 (sim_stop): Delete, replace with sim-stop.
577 (sim_stop_reason): Delete, replace with sim-reason.
578
579 * sim-main.h (WITH_WATCHPOINTS): Define.
580 (WITH_MODULO_MEMORY): Define
581
582 * Makefile.in (SIM_OBJS): Add sim-resume, sim-watch, sim-stop,
583 sim-reason.
584
585 * interp.c (enum interrupt_cond_type): Delete.
586 (struct interrupt_generator): Delete.
587 (enum interrupt_type): Drop int_none.
588 (sim_open): Initialize WATCHPOINT module.
589 (sim_resume, sim_run): Rename sim_resume to sim_run.
590 (sim_engine_run): Replace interrupt code with call to sim-events.
591 (sim_set_interrupt): Delete.
592 (sim_parse_number): Delete.
593
594Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
595
596 * configure: Regenerated to track ../common/aclocal.m4 changes.
597
598Thu Sep 4 18:11:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
599
600 * simops.c (fetch_argv): New function, fetch a arg vector from
601 simulator memory.
602
603 * configure.in: Check for fork, execve, execv.
604 * configure: Regenerate.
605
606 * interp.c (sim_store_register, sim_fetch_register): Use H2T_4 and
607 T2H_4 for byte swapping.
608
609 * sim-main.h, interp.c (get_word, get_half, get_byte, put_word,
610 put_half, put_byte): Delete.
611
612 * Makefile.in (SIM_OBJS): Add sim-memopt.o module.
613
614 * sim-main.h (load_mem, store_mem): Redefine as macros.
615 (IMEM, IMEM_IMMED): New macros - fetch instructions.
616
617 * simops.c (OP_10007E0): For SYS_read, SYS_write, SYS_open
618 transfer data via a buffer.
619 (fetch_str): New function, fetch string from memory.
620
621 * Makefile.in (SIM_OBJS): Add sim-hrw.o module.
622
623 * interp.c (sim_open): Establish memory maps using sim-memopt.c
624 via sim_do_command.
625 (sim_do_command): Print error if memory-map command is used. Call
626 sim_args_command.
627 (map): Delete, replaced by sim-core.
628 (sim_memory_init): Delete, replaced by sim-core.
629 (sim_set_memory_map): Delete, replaced by sim-memopt.
630 (load_mem): Delete, replaced by sim-core.
631 (store_mem): Delete, replaced by sim-core.
632 (sim_write): Delete, replaced by sim-hrw.
633 (sim_read): Delete, replaced by sim-hrw.
634
635 * sim-main.h (struct sim_state): Remove memory members, using
636 sim-core.c
637
638Wed Sep 3 10:18:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
639
640 * sim-main.h: Replace SIM_HAVE_FLATMEM with mem ptr.
641 * interp.c (map): Do not add to a void pointer.
642
643 * Makefile.in (INCLUDE): Add sim-main.h
644
645 * configure.in: Check for time.h
646 * configure: Re-generate.
647
648 * interp.c (struct interrupt_generator): Make time unsigned long,
649 address SIM_ADDR.
650 (sim_resume): Make oldpc SIM_ADDR.
651 (struct hash_entry): Make mask/opcode unsigned.
652
653 * v850_sim.h (struct simops ): Make opcode and mask unsigned.
654
655 * simops.c (utime.h): Include if available.
656 (OP_10007E0): Check for UTIME function.
657 (divun): Put parentheses around shift argument.
658 (OP_640): Put parentheses around shift argument, was wrong.
659 (OP_107F0): Return something.
660
661 * interp.c (sim_parse_number): Use strtoul not strtol.
662 (sim_resume): Use sim_elapsed_time_get to keep track of the time.
663
664 * configure.in (SIM_AC_OPTION_WARNINGS): Add.
665 (SIM_AC_OPTION_ENDIAN): Set to hardwired big.
666 (SIM_AC_OPTION_HOST_ENDIAN): Add.
667 (AC_CHECK_FUNCS): Add utime.
668 (AC_CHECK_HEADERS): Add stdlib.h, string.h, strings.h, utime.h
669 configure: Regenerate.
670
671
672 * Makefile.in (SIM_RUN_OBJS): Use nrun.o.
673 (SIM_OBJS): Add sim-io.o, sim-hload.o, sim-utils.o, sim-options.o,
674 sim-config.o, sim-module.o, sim-events.o, sim-core.o,
675 sim-endian.o, sim-engine.o, sim-trace.o, sim-profile.o
676 (SIM_ENDIAN, SIM_WARNGINS): Define.
677
678 * simops.c (OP_10007E0): Use sim_io_* for transfers.
679
680 * interp.c (sim_resume): Pass sd around.
681
682 * simops.c (sim-main.h): Include.
683
684 * gencode.c (write_template): Generate #include sim-main.h.
685 (write_opcodes): Ditto.
686
687 * interp.c (prog_bfd, prog_bfd_was_opened_p): Delete.
688 (v850_callback): Ditto.
689 (sim_kind, myname): Ditto.
690 (lookup_hash): Pass SD. Use sim_io_error.
691 (sim_set_memory_map): Pass in SD, use.
692 (init_system): Pass in SD, use.
693 (sim_open): Update.
694 (sim_set_profile): Delete.
695 (sim_set_profile_size): Delete.
696 (do_interrupt): Pass in SD, use.
697 (sim_info): Use sim_io_printf.
698 (sim_create_inferior): Reset registers. Set PC from prog_bfd
699 argument.
700 (sim_load): Delete, use common/sim-hload.c
701 (sim_size): Rename to sim_memory_init.
702 (sim_write): Remove call to init_system.
703 (init_system): Delete.
704 (sim_set_callbacks): Delete.
705 (sim_set_interrupt): Pass in SD, use.
706 (start_time): Delete.
707
708 * v850_sim.h: Remove everything except `struct simops' from here.
709 * sim-main.h: Move most to here.
710 * gencode.c: Move #includes to here.
711
712 * sim-main.h(struct _sim_cpu): Rename struct _state.
713 (#define PC, et.al.): Update
714 (v850_callback): Delete. Replaced with SIM_DESC arg.
715 (int8, uint8, int16, uint16, int32, uint32): Define types using
716 unsigned8 et.al from common/sim-types.h.
717 * sim-main.h (State): Define as STATE_CPU.
718
719Mon Sep 1 12:07:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
720
721 * configure.in: Check for time, chmod.
722 * configure: Regenerate.
723 * simops.c (SYS_time, SYS_chmod): Use HAVE_TIME, HAVE_CHMOD.
724
725 * simops.c (../../libgloss/v850/sys/syscall.h): Include instead of
726 sys/syscall.h.
727 (OP_10007E0): Check the existance each SYS_* macro independantly.
728
729 * v850_sim.h (SIGQUIT, SIGTRAP): Only define if missing.
730
731Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
732
733 * configure: Regenerated to track ../common/aclocal.m4 changes.
734 * config.in: Ditto.
735
736Tue Aug 26 10:42:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
737
738 * interp.c (sim_kill): Delete.
739 (sim_create_inferior): Add ABFD argument.
740 (sim_load): Move setting of PC from here.
741 (sim_create_inferior): To here.
742
743Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
744
745 * configure: Regenerated to track ../common/aclocal.m4 changes.
746 * config.in: Ditto.
747
748Mon Aug 25 11:31:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
749
750 * interp.c (sim_open): Add ABFD argument.
751
752Fri Aug 22 10:39:28 1997 Nick Clifton <nickc@cygnus.com>
753
754 * simops.c (bsh): Only set CY flag if either of the bottom
755 bytes is zero.
756
757 * simops.c (prepare, dispose): Lower numbered
758 registers go to higher numbered address.
759
760 * simops.c (unsigned divide instructions): S bit set if result has
761 top bit set.
762
763 * simops.c (pushml, pushmh, popml, popmh): Lower numbered
764 registers go to higher numbered address.
765
766Wed Aug 20 13:56:35 1997 Nick Clifton <nickc@cygnus.com>
767
768 * simops.c (OP_107E0, OP_107F0, OP_307E0, OP_307F0): Use correct
769 interpretation of SR bit in list18 structure.
770 (divn, divun): New functions to perform N step divide functions.
771
772Mon Aug 18 10:59:02 1997 Nick Clifton <nickc@cygnus.com>
773
774 * simops.c (OP_300, OP_400, OP_60, OP_70): Support variant opcodes
775 with US bit set in the PSW.
776
777Wed Aug 13 19:06:55 1997 Nick Clifton <nickc@cygnus.com>
778
779 * interp.c (sim_resume): Opcode functions return amount to be
780 added to PC and all opcodes take a standard format in the OP[]
781 array.
782
783 (do_format_*): Functions removed.
784
785 * v850_sim.h (SP, EP): New register mnemonics.
786
787 * gencode.c (write_header): Functions prototypes return an
788 integer.
789
790 * simops.c: Opcode functions return amount to be added to PC.
791
792 * v850_sim.h (CTPC, CTPSW, CTBP): New register mnemonics.
793
794 * simops.c: Add support for v850e instructions.
795
796 * simops.c: Add support for v850eq instructions.
797
798Tue May 20 10:24:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
799
800 * interp.c (sim_open): Add callback argument.
801 (sim_set_callbacks): Delete SIM_DESC argument.
802
803Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
804
805 * configure: Regenerated to track ../common/aclocal.m4 changes.
806
807Wed Apr 23 17:20:16 1997 Doug Evans <dje@canuck.cygnus.com>
808
809 * interp.c (prog_bfd_was_opened_p): New static local.
810 (prog_bfd): New global variable.
811 (sim_open): Undo patch to add -E support.
812 (sim_close): Close prog_bfd if sim_load opened it.
813 (sim_load): Record bfd of loaded file in prog_bfd.
814 * simops.c (prog_bfd): Renamed from exec_bfd.
815
816Fri Apr 18 14:17:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
817
818 * interp.c (sim_stop): Stub function.
819
820Thu Apr 17 03:53:18 1997 Doug Evans <dje@canuck.cygnus.com>
821
822 * Makefile.in (SIM_OBJS): Add sim-load.o.
823 * interp.c (sim_kind, myname): New static locals.
824 (sim_open): Set sim_kind, myname. Ignore -E arg.
825 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
826 load file into simulator. Set start address from bfd.
827 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
828
829Wed Apr 16 19:53:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
830
831 * simops.c (OP_10007E0): Only provide system calls SYS_execv,
832 SYS_wait, SYS_wait, SYS_utime, SYS_time if defined by the host.
833
834Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
835
836 * configure: Regenerated to track ../common/aclocal.m4 changes.
837 * config.in: Ditto.
838
839Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
840
841 * interp.c (sim_open): New arg `kind'.
842
843 * configure: Regenerated to track ../common/aclocal.m4 changes.
844
845Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
846
847 * configure: Regenerated to track ../common/aclocal.m4 changes.
848
849Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
850
851 * configure: Regenerated to track ../common/aclocal.m4 changes.
852
853Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
854
855 * configure: Re-generate.
856
857Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
858
859 * configure: Regenerate to track ../common/aclocal.m4 changes.
860
861Thu Mar 13 13:00:54 1997 Doug Evans <dje@canuck.cygnus.com>
862
863 * interp.c (sim_open): New SIM_DESC result. Argument is now
864 in argv form.
865 (other sim_*): New SIM_DESC argument.
866
867Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
868
869 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
870 COMMON_{PRE,POST}_CONFIG_FRAG instead.
871 * configure.in: sinclude ../common/aclocal.m4.
872 * configure: Regenerated.
873
874Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
875
876 * configure configure.in Makefile.in: Update to new configure
877 scheme which is more compatible with WinGDB builds.
878 * configure.in: Improve comment on how to run autoconf.
879 * configure: Re-run autoconf to get new ../common/aclocal.m4.
880 * Makefile.in: Use autoconf substitution to install common
881 makefile fragment.
882
883Mon Jan 20 16:05:34 1997 Michael Meissner <meissner@tiktok.cygnus.com>
884
885 * simops.c (OP_{E0,2E0,6E0}): The multiply operations sign extend,
886 not zero extend.
887
888Tue Jan 14 17:06:03 1997 Stu Grossman (grossman@critters.cygnus.com)
889
890 * simops.c: Put ifdefs around things to make MSVC happy. Get rid
891 of unistd.h. Disable SYS_stat, SYS_chown, SYS_time, SYS_times,
892 SYS_gettimeofday and SYS_utime from MSVC.
893
894Tue Dec 31 18:11:13 1996 Michael Meissner <meissner@tiktok.cygnus.com>
895
896 * simops.c (OP_10007E0): Know that kill encodes the signal number
897 via: 0xdead0000 | signal and turn it back into a signal.
898
899Fri Dec 27 14:44:06 1996 Michael Meissner <meissner@tiktok.cygnus.com>
900
901 * v850_sim.h (SIG_V850_EXIT): Define as -1.
902
903 * interp.c (sim_open): Cast calloc function.
904 (sim_stop_reason): If signal is SIG_V850_EXIT, inform gdb the
905 program exited with the appropriate exit code.
906 (sim_set_interrupt): Declare buildargv.
907
908 * simops.c (OP_10007E0): Make exit signal normal exit. Make time
909 type correct and work on big endian systems.
910
911Wed Nov 20 02:18:44 1996 Doug Evans <dje@canuck.cygnus.com>
912
913 * Makefile.in: Delete stuff moved to ../common/Make-common.in.
914 (SIM_OBJS,SIM_EXTRA_CFLAGS,SIM_EXTRA_CLEAN): Define.
915 * configure.in: Simplify using macros in ../common/aclocal.m4.
916 Call AC_CHECK_HEADERS(unistd.h).
917 * configure: Regenerated.
918 * config.in: New file.
919 * simops.c: #include "config.h". #include <unistd.h> if present.
920
921Sun Nov 3 23:02:54 1996 Stan Shebs <shebs@andros.cygnus.com>
922
923 * v850_sim.h (State): New slots dummy_mem, pending_nmi.
924 (EIPC, etc): New macros for system registers.
925 * simops.c, interp.c: Use everywhere.
926
927 * interp.c: Add support for interrupts issued by interrupt
928 generators, either PC- or time-based. Controlled by simulator
929 command "sim interrupt".
930
931 * interp.c: Add support for variable-size allocation of memory,
932 via simulator command "sim memory-map".
933 (map): Issue SIGSEGV for references to invalid memory regions.
934
935Thu Oct 31 14:44:10 1996 Gavin Koch <gavin@cygnus.com>
936
937 * simops.c: Include <sys/time.h> for struct timeval and
938 struct timezone.
939
940Wed Oct 30 08:49:10 1996 Jeffrey A Law (law@cygnus.com)
941
942 * simops.c (OP_10007E0): Handle SYS_times and SYS_gettimeofday.
943
944 * simops.c (OP_10007E0): Handle SYS_time.
945
946Tue Oct 29 14:22:55 1996 Jeffrey A Law (law@cygnus.com)
947
948 * simops.c: Include <sys/stat.h>.
949 (OP_10007E0): Handle SYS_stat.
950
951Thu Oct 24 12:26:35 1996 Jeffrey A Law (law@cygnus.com)
952
953 * simops.c (OP_10007E0): Don't declare errno.
954
955 * simops.c (OP_500): Mask off low bit in displacement
956 for sld.w.
957 (OP_501): Similarly.
958
959 * simops.c (OP_500): Fix displacement handling for sld.w.
960 (OP_501): Similarly for sst.w.
961
962 * simops.c (trace_input): Remove all references to SEXT7.
963 (OP_300, OP_400, OP_500, OP_380, OP_480, OP_501): Displacement
964 is zero extended for sst/sld instructions.
965 * v850_sim.h (SEX7): Delete. It's no longer needed (and it
966 was incorrect anyway).
967
968Thu Oct 24 10:33:33 1996 Stu Grossman (grossman@critters.cygnus.com)
969
970 * Makefile.in: Get rid of srcroot. Set all INSTALL macros via
971 autoconf.
972 * gencode.c (write_opcodes): Pad operands field to account for
973 MSVC braindamage.
974 * simops.c: Include errno.h. Exclude SYS_chown, since MSVC
975 doesn't support it. (Why is this here in the first place?!?)
976 * v850_sim.h: Get rid of 64 bit defs. Also, get rid of #elif's.
977 Change number of operands in struct simops from 9 to 6. Define
978 SIGTRAP and SIGQUIT for MSVC.
979
980Tue Oct 15 16:19:51 1996 Stu Grossman (grossman@critters.cygnus.com)
981
982 * interp.c (MEM_SIZE): It's now bytes, not a power of 2.
983 * (map): Add support for external mem in the 1->2 meg range.
984 Also, abort() when memory access is way out of bounds. (Better to
985 die than to give wrong result. (This will be fixed later.))
986 * (sim_size): MEM_SIZE is now bytes, not shift factor.
987
988Tue Oct 1 15:53:24 1996 Gavin Koch <gavin@cygnus.com>
989
990 * simops.c (trace_input): Swapped order of operands for output
991 output of OP_IMM_REG. Changed the fetching of the operands for
992 OP_LOAD32, and OP_STORE32 to work like op-function.
993
994Mon Sep 30 15:46:33 1996 Stu Grossman (grossman@critters.cygnus.com)
995
996 * interp.c: Move includes of remote-sim.h and callback.h to
997 v850-sim.h.
998 * (lookup_hash): Add PC to report of hash failure.
999 * (map load_mem store_mem): New memory subsystem. Models V851
1000 memory system.
1001 * (sim_write sim_read): Use new memory subsystem.
1002 * (sim_resume): Don't load and save PC into EIPC anymore. Needed
1003 to make user-defined traps work right.
1004 * simops.c (OP_*): Use new memory subsystem.
1005 * (OP_14007E0 (reti)): Implement reti.
1006 * (OP_14996E0 (trap)): Implement user-defined traps. Move I/O to
1007 trap 31. Use new memory subsystem.
1008 * v850_sim.h: Prototypes for load_mem, store_mem and map. Use
1009 load_mem in RLW macro.
1010
1011Fri Sep 27 18:34:09 1996 Stu Grossman (grossman@critters.cygnus.com)
1012
1013 * gencode.c (write_opcodes): Output hex values for opcode mask
1014 and patterns.
1015 * interp.c (sim_resume): Save and restore PC from the appropriate
1016 register.
1017 * (sim_fetch_register sim_store_register): Fix byte-order problem
1018 with reading and writing registers.
1019 * simops.c (OP_FFFF): Implement pseudo-breakpoint insn.
1020
1021Fri Sep 27 17:42:37 1996 Jeffrey A Law (law@cygnus.com)
1022
1023 * simops.c (trace_input): Fix thinko.
1024
1025Wed Sep 18 09:54:12 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1026
1027 * simops.c (exec_bfd): Rename from sim_bfd.
1028 (trace_input): Ditto.
1029
1030Thu Sep 12 12:03:05 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1031
1032 * simops.c (trace_input): Use find_nearest_line to print line
1033 number, function name or file name of PC.
1034
1035Wed Sep 11 16:44:37 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1036
1037 * simops.c: Add tracing support. Use SEXTxx macros instead of
1038 doing hardwired shifts.
1039
1040 * configure.in (--enable-sim-cflags): Add switch to add additional
1041 flags to simulator buld. If --enable-sim-cflags=trace, turn on
1042 tracing.
1043 * configure: Regenerate.
1044
1045 * Makefile.in: Don't require a VPATH capable make if configuring
1046 in the same directory. Don't use CFLAGS for configuration flags.
1047 Add flags from --enable-sim-cflags. Support canadian cross
1048 builds. Rebuild whole simulator if include files change.
1049
1050 * interp.c (v850_debug): New global for debugging.
1051 (lookup_hash,sim_size,sim_set_profile): Use
1052 printf_filtered callback, instead of calling printf directly.
1053 (sim_{open,trace}): Enable tracing if -t and compiled for tracing.
1054
1055 * v850_sim.h: Use limits.h to set the various sized types.
1056 (SEXT{5,7,16,22}): New macros.
1057
1058Mon Sep 9 20:50:46 1996 Jeffrey A Law (law@cygnus.com)
1059
1060 * interp.c (hash): Make this an inline function
1061 when compiling with GCC. Simplify.
1062 * simpos.c: Explicitly include "sys/syscall.h". Remove
1063 some #if 0'd code. Enable more emulated syscalls.
1064
1065Wed Sep 4 01:48:55 1996 Jeffrey A Law (law@cygnus.com)
1066
1067 * interp.c: Fix sign bit handling for add and sub instructions.
1068
1069Tue Sep 3 10:20:30 1996 Jeffrey A Law (law@cygnus.com)
1070
1071 * gencode.c: Fix various indention & style problems.
1072 Remove test code. Remove #if 0 code.
1073 * interp.c: Provide prototypes for all static functions.
1074 Fix minor indention problems.
1075 (sim_open, sim_resume): Remove unused variables.
1076 (sim_read): Return type is "int".
1077 * simops.c: Remove unused variables.
1078 (divh): Make result of divide-by-zero zero.
1079 (setf): Initialize result to keep compiler quiet.
1080 (sar instructions): These just clear the overflow bit.
1081 * v850_sim.h: Provide prototypes for put_byte, put_half
1082 and put_word.
1083
1084 * interp.c: OP should be an array of 32bit operands!
1085 (v850_callback): Declare.
1086 (do_format_5): Fix extraction of OP[0].
1087 (sim_size): Remove debugging printf.
1088 (sim_set_callbacks): Do something useful.
1089 (sim_stop_reason): Gross hacks to get c-torture running.
1090 * simops.c: Simplify code for computing targets of bCC
1091 insns. Invert 's' bit if 'ov' bit is set for some
1092 instructions. Fix 'cy' bit handling for numerous
1093 instructions. Make the simulator stop when a halt
1094 instruction is encountered. Very crude support for
1095 emulated syscalls (trap 0).
1096 * v850_sim.h: Include "callback.h" and declare
1097 v850_callback. Items in the operand array are 32bits.
1098
1099Sun Sep 1 22:35:35 1996 Jeffrey A Law (law@cygnus.com)
1100
1101 * interp.c (sim_resume): Fix code to check for a format 3
1102 opcode.
1103 * simops.c: bCC insns only argument is a constant, not a
1104 register value (duh...)
1105
1106Fri Aug 30 10:33:49 1996 Jeffrey A Law (law@cygnus.com)
1107
1108 * simops.c: Fix "not1" and "set1".
1109
1110 * simops.c: Don't forget to initialize temp for
1111 "ld.h" and "ld.w"
1112
1113 * interp.c: Remove various debugging printfs.
1114
1115 * simops.c: Fix satadd, satsub boundary case handling.
1116
1117 * interp.c (hash): Fix.
1118 * interp.c (do_format_8): Get operands correctly and
1119 call the target function.
1120 * simops.c: Rough cut at "clr1", "not1", "set1", and "tst1".
1121
1122Thu Aug 29 13:53:29 1996 Jeffrey A Law (law@cygnus.com)
1123
1124 * interp.c (do_format_4): Get operands correctly and
1125 call the target function.
1126 * simops.c: Rough cut at "sld.b", "sld.h", "sld.w", "sst.b",
1127 "sst.h", and "sst.w".
1128
1129 * v850_sim.h: The V850 doesn't have split I&D spaces. Change
1130 accordingly. Remove many unused definitions.
1131 * interp.c: The V850 doesn't have split I&D spaces. Change
1132 accordingly.
1133 (get_longlong, get_longword, get_word): Deleted.
1134 (write_longlong, write_longword, write_word): Deleted.
1135 (get_operands): Deleted.
1136 (get_byte, get_half, get_word): New functions.
1137 (put_byte, put_half, put_word): New functions.
1138 * simops.c: Remove unused functions. Rough cut at
1139 "ld.b", "ld.h", "ld.w", "st.b", "st.h", "st.w" insns.
1140
1141 * v850_sim.h (struct _state): Remove "psw" field. Add
1142 "sregs" field.
1143 (PSW): Remove bogus definition.
1144 * simops.c: Change condition code handling to use the psw
1145 register within the sregs array. Handle "ldsr" and "stsr".
1146
1147 * simops.c: Handle "satadd", "satsub", "satsubi", "satsubr".
1148
1149 * interp.c (do_format_5): Get operands correctly and
1150 call the target function.
1151 (sim_resume): Don't do a PC update for format 5 instructions.
1152 * simops.c: Handle "jarl" and "jmp" instructions.
1153
1154 * simops.c: Fix minor typos. Handle "cmp", "setf", "tst"
1155 "di", and "ei" instructions correctly.
1156
1157 * interp.c (do_format_3): Get operands correctly and call
1158 the target function.
1159 * simops.c: Handle bCC instructions.
1160
1161 * simops.c: Add condition code handling to shift insns.
1162 Fix minor typos in condition code handling for other insns.
1163
1164 * Makefile.in: Fix typo.
1165 * simops.c: Add condition code handling to "sub" "subr" and
1166 "divh" instructions.
1167
1168 * interp.c (hash): Update to be more accurate.
1169 (lookup_hash): Call hash rather than computing the hash
1170 code here.
1171 (do_format_1_2): Handle format 1 and format 2 instructions.
1172 Get operands correctly and call the target function.
1173 (do_format_6): Get operands correctly and call the target
1174 function.
1175 (do_formats_9_10): Rough cut so shift ops will work.
1176 (sim_resume): Tweak to deal with format 1 and format 2
1177 handling in a single funtion. Don't update the PC
1178 for format 3 insns. Fix typos.
1179 * simops.c: Slightly reorganize. Add condition code handling
1180 to "add", "addi", "and", "andi", "or", "ori", "xor", "xori"
1181 and "not" instructions.
1182 * v850_sim.h (reg_t): Registers are 32bits.
1183 (_state): The V850 has 32 general registers. Add a 32bit
1184 psw and pc register too. Add accessor macros
1185
1186 * Makefile.in, interp.c, v850_sim.h: Bring over endianness
1187 changes from the d10v simulator.
1188
1189 * simops.c: Add shift support.
1190
1191 * simops.c: Add multiply & divide support. Abort for system
1192 instructions.
1193
1194 * simops.c: Add logicals, mov, movhi, movea, add, addi, sub
1195 and subr. No condition codes yet.
1196
1197Wed Aug 28 13:53:22 1996 Jeffrey A Law (law@cygnus.com)
1198
1199 * ChangeLog, Makefile.in, configure, configure.in, v850_sim.h,
1200 gencode.c, interp.c, simops.c: Created.
1201
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