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* config/tc-arm.c (arm_adjust_symtab): Fetch elf_sym's binding
[thirdparty/binutils-gdb.git] / sim / v850 / ChangeLog
CommitLineData
35695fd6
AC		 12005-01-14 Andrew Cagney <cagney@gnu.org>
2
3 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
4 explicit call to AC_CONFIG_HEADER.
5 * configure: Regenerate.
6
f0569246
AC		 72005-01-12 Andrew Cagney <cagney@gnu.org>
8
9 * configure.ac: Update to use ../common/common.m4.
10 * configure: Re-generate.
11
38f48d72
AC		 122005-01-11 Andrew Cagney <cagney@localhost.localdomain>
13
14 * configure: Regenerated to track ../common/aclocal.m4 changes.
15
b7026657
AC		 162005-01-07 Andrew Cagney <cagney@gnu.org>
17
18 * configure.ac: Rename configure.in, require autoconf 2.59.
19 * configure: Re-generate.
20
379832de
HPN		 212004-12-08 Hans-Peter Nilsson <hp@axis.com>
22
23 * configure: Regenerate for ../common/aclocal.m4 update.
24
4389ce38
MK		 252004-01-18 Mark Kettenis <kettenis@gnu.org>
26
27 * simops.c: Include <sys/types.h>.
28
c5ea1d53
NC		 292003-09-05 Andrew Cagney <cagney@redhat.com>
30 Nick Clifton <nickc@redhat.com>
31
32 * interp.c (sim_open): Accept bfd_mach_v850e1.
33 * v850-dc: Add entry for v850e1.
34 * v850.igen: Add support for v850e1.
35 Add code for DBTRAP and DBRET instructions.
36 (dbtrap): Create a separate v850e1 specific instruction.
37 Only generate a trap if the target is not the v850e1.
38 Otherwise treat it as a special kind of branch.
39 (break): Mark as v850/v850e specific.
40
ae451ac6
ILT		 412003-05-16 Ian Lance Taylor <ian@airs.com>
42
43 * Makefile.in (SHELL): Make sure this is defined.
44 (tmp-igen): Use $(SHELL) whenever we invoke move-if-change.
45
ebc115b7
NC		 462003-04-06 Nick Clifton <nickc@redhat.com>
47
1eec9e33
NC		 48 * simops.c (OP_40): Delete. Move code to...
49 * v850-igen.c (): ...Here. Sign extend the first operand.
ebc115b7
NC		 50 * simops.h (OP_40): Remove prototype.
51
6b4a8935
AC		 522003-02-27 Andrew Cagney <cagney@redhat.com>
53
54 * interp.c (sim_open, sim_create_inferior): Rename _bfd to bfd.
55
0da2b665
AC		 562002-11-30 Andrew Cagney <cagney@redhat.com>
57
58 * simops.c: Use int, 1, 0 instead of boolean, true and false.
59 * sim-main.h: Ditto.
60
30458d39
JW		 612002-09-27 Jim Wilson <wilson@redhat.com>
62
63 * simops.c (OP_E6077E0): And op1 with 7 after reading register, not
64 before.
65 (BIT_CHANGE_OP): Likewise.
66
2e8162ce
JW		 672002-09-26 Jim Wilson <wilson@redhat.com>
68
69 * simops (OP_10007E0): Don't subtract 4 from PC.
70
5d6a173d
NC		 712002-09-19 Nick Clifton <nickc@redhat.com>
72
73 * interp.c (sim_open): Remove reference to v850ea.
74 (sim_create_inferior): Likewise.
75 * v850-dc: Likewise.
76 * v850.igen: Remove all references to v850ea, including v850ea
77 specific instructions.
78
e551c257
NC		 792002-08-29 Nick Clifton <nickc@redhat.com>
80
81 From 2001-08-23 Catherine Moore <clm@redhat.com>
82
83 * Makefile.in: Add gen-zero-r0 option.
84 * sim-main.h (GPR_SET, GPR_CLEAR): Define.
85 * simops.c (OP_24007E0): Sign extend the imm9
86 operand of a mul instruction.
87
d62274a3
AC		 882002-06-17 Andrew Cagney <cagney@redhat.com>
89
90 * simops.c (trace_result): Fix printf formatting.
91
c8cca39f
AC		 922002-06-16 Andrew Cagney <ac131313@redhat.com>
93
94 * configure: Regenerated to track ../common/aclocal.m4 changes.
95
7ef2d4e7
AC		 962001-12-02 Andrew Cagney <ac131313@redhat.com>
97
98 * Makefile.in (simops.h, table.c): Delete targets.
99 (tmp-gencode, gencode.o, gencode): Delete targets.
100 (simops.h): New file.
101 ($(BUILT_SRC_FROM_IGEN)): Do not depend on simops.h.
102 * gencode.c: Delete file.
103
d4424ada
C		 1042001-04-15 J.T. Conklin <jtc@redback.com>
105
106 * Makefile.in (simops.o): Add simops.h to dependency list.
107
1e6cd159
AC		 1082001-03-14 Andrew Cagney <ac131313@redhat.com>
109
110 * Makefile.in (gencode): Link with libintl.
111
42acc51e
JL		 1122001-01-31 Jonathan Larmour <jlarmour@redhat.com>
113
114 * Makefile.in (gencode): Link with libopcodes in build tree rather
115 than building source files from there.
116
896ad910
NC		 1172000-05-30 Nick Clifton <nickc@cygnus.com>
118
119 * v850.igen: Remove illegal instruction pattern, since it is the
120 same as the breakpoint pattern.
121
eb2d80b4
AC		 122Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
123
124 * configure: Regenerated to track ../common/aclocal.m4 changes.
125
b9791fcd
FCE		 1262000-04-14 Gary Thomas <gthomas@redhat.com>
127
128 * v850.igen: Define 'br *' as illegal since this is the only
129 way to provide a breakpoint on some v850 family processors.
130
de616bc7
FCE		 1312000-03-24 Frank Ch. Eigler <fche@redhat.com>
132
133 * v850.igen (ilgop): New insn pattern for four-byte breakpoints.
134
d4f3574e
SS		 135Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
136
137 * configure: Regenerated to track ../common/aclocal.m4 changes.
138
cd0fc7c3
SS		 1391999-05-08 Felix Lee <flee@cygnus.com>
140
141 * configure: Regenerated to track ../common/aclocal.m4 changes.
142
c906108c
SS		 143Tue Dec 1 17:25:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
144
145 * Makefile.in (NL_TARGET): Define as -DNL_TARGET_v850.
146
147Wed Nov 25 17:52:58 1998 Andrew Cagney <cagney@b1.cygnus.com>
148
149 * Makefile.in (simops.o): Depends on targ-vals.h
150 * simops.c: Include targ-vals.h instead of
151 libgloss/.../syscall.h. Replace SYS_* with TARGET_SYS_*.
152 (divn, divun, OP_1C007E0, OP_18207E0, OP_1C207E0,OP_18007E0):
153 Replace signed long int with signed32.
154
155Fri Oct 9 18:02:25 1998 Doug Evans <devans@canuck.cygnus.com>
156
157 * interp.c: #include "itable.h".
158 (get_insn_name): New function.
159 (sim_open): Initialize CPU_INSN_NAME,CPU_MAX_INSNS.
160 * sim-main.h (MAX_INSNS,INSN_NAME): Delete.
161
162Wed May 6 19:43:27 1998 Doug Evans <devans@canuck.cygnus.com>
163
164 * sim-main.h (INSN_NAME): New arg `cpu'.
165
166Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
167
168 * configure: Regenerated to track ../common/aclocal.m4 changes.
169
170Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
171
172 * configure: Regenerated to track ../common/aclocal.m4 changes.
173 * config.in: Ditto.
174
175Sun Apr 26 15:19:14 1998 Tom Tromey <tromey@cygnus.com>
176
177 * acconfig.h: New file.
178 * configure.in: Reverted change of Apr 24; use sinclude again.
179
180Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
181
182 * configure: Regenerated to track ../common/aclocal.m4 changes.
183 * config.in: Ditto.
184
185Fri Apr 24 11:18:08 1998 Tom Tromey <tromey@cygnus.com>
186
187 * configure.in: Don't call sinclude.
188
189Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
190
191 * configure: Regenerated to track ../common/aclocal.m4 changes.
192 * sim-main.h (SIM_MAIN_H): Wrap header.
193
194Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
195
196 * configure: Regenerated to track ../common/aclocal.m4 changes.
197
198Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
199
200 * configure: Regenerated to track ../common/aclocal.m4 changes.
201
202Tue Mar 10 15:54:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
203
204 * interp.c (sim_stop): Delete, second attempt.
205
206Thu Feb 26 19:09:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
207
208 * interp.c (sim_info): Delete.
209
210Wed Feb 18 10:47:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
211
212 * sim-main.h (TRACE_ALU_INPUT*): Delete. Moved to sim-trace.[hc].
213
214 * simops.c (trace_result): Call trace_generic instead of
215 trace_one_insn.
216 (trace_module): Change variable type to integer.
217 (trace_input): Initialize trace_module with TRACE_ALU_IDX.
218
219 * sim-main.h (trace_module): Change variable decl to integer type.
220 (TRACE_BRANCH*, TRACE_LD, TRACE_ST): Update.
221
222Tue Feb 17 12:51:18 1998 Andrew Cagney <cagney@b1.cygnus.com>
223
224 * interp.c (sim_store_register, sim_fetch_register): Pass in
225 length parameter. Return -1.
226
227Tue Feb 3 16:24:42 1998 Andrew Cagney <cagney@b1.cygnus.com>
228
229 * sim-main.h (IMEM16, IMEM16_IMMED): Rename IMEM and
230 IMEM_IMMED. To match recent igen change.
231
232Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
233
234 * configure: Regenerated to track ../common/aclocal.m4 changes.
235
236Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
237
238 * configure: Regenerated to track ../common/aclocal.m4 changes.
239
240Fri Jan 30 09:51:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
241
242 * sim-main.h (CPU_CIA): Delete, replaced by.
243 (CIA_SET, CIA_SET): Define.
244
245Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
246
247 * configure: Regenerated to track ../common/aclocal.m4 changes.
248
249Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
250
251 * configure: Regenerated to track ../common/aclocal.m4 changes.
252 * config.in: Ditto.
253
254Fri Dec 5 09:26:08 1997 Nick Clifton <nickc@cygnus.com>
255
256 * v850.igen: Revert break value back to its old value.
257
258Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
259
260 * configure: Regenerated to track ../common/aclocal.m4 changes.
261
262Wed Dec 3 17:27:19 1997 Nick Clifton <nickc@cygnus.com>
263
264 * v850.igen: Make break have a zero first field, since otherwise
265 it clashes with the DIVH instruction.
266
267Sat Nov 22 21:32:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
268
269 * simops.c (OP_10007E0): Rename SIGABRT -> SIM_SIGABRT. Give
270 sim_stopped instead of sim_signalled.
271
272 * v850.igen (BREAK), simops.c (OP_12007E0): Rename SIGTRAP to
273 SIM_SIGTRAP.
274 (illegal): Rename SIGILL to SIM_SIGILL.
275
276 * sim-main.h, simops.c, interp.c: Do not include signal.h.
277
278 * sim-main.h: Include sim-signal.h instead of signal.h.
279 (SIGTRAP, SIGQUIT): Delete definition.
280 (SIG_V850_EXIT): Delete definition.
281
282Tue Nov 18 15:33:48 1997 Doug Evans <devans@canuck.cygnus.com>
283
284 * Makefile.in (SIM_OBJS): Use $(SIM_NEW_COMMON_OBJS).
285
286Fri Oct 31 10:33:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
287
288 * interp.c (sim_open): Check state magic number.
289 (sim-assert.h): Include.
290
291Tue Oct 28 11:06:47 1997 Andrew Cagney <cagney@b1.cygnus.com>
292
293 * v850.igen: Add model filter field to records.
294
295Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
296
297 * configure: Regenerated to track ../common/aclocal.m4 changes.
298
299Fri Sep 26 11:56:02 1997 Felix Lee <flee@cygnus.com>
300
301 * sim-main.h: delete null override of SIM_ENGINE_HALT_HOOK and
302 SIM_ENGINE_RESTART_HOOK.
303
304Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
305
306 * configure: Regenerated to track ../common/aclocal.m4 changes.
307
308Wed Sep 24 17:28:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
309
310 * sim-main.h (WITH_TARGET_WORD_MSB): Delete.
311
312 * configure.in (SIM_AC_OPTION_BITSIZE): Specify 32 bit
313 architecture with MSB == 31.
314
315Wed Sep 24 14:04:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
316
317 * v850.igen: Make divh insn with RRRRR==0 breakpoint.
318
319Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
320
321 * configure: Regenerated to track ../common/aclocal.m4 changes.
322
323Tue Sep 23 10:19:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
324
325 * Makefile.in (SIM_WARNINGS, SIM_ALIGNMENT, SIM_ENDIAN,
326 SIM_HOSTENDIAN, SIM_RESERVED_BITS): Delete, moved to common.
327 (SIM_EXTRA_CFLAGS): Update.
328
329Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
330
331 * configure: Regenerated to track ../common/aclocal.m4 changes.
332 * configure.in: Really specify NONSTRICT_ALIGNMENT as the default.
333
334Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
335
336 * configure.in: Specify NONSTRICT_ALIGNMENT as the default.
337 * configure: Regenerated to track ../common/aclocal.m4 changes.
338
339Fri Sep 19 10:37:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
340
341 * v850.igen (disp16): Use EXTEND16 to sign extend disp.
342 (disp22): Only shift left by 1, not 2.
343 ("jmp"): Ensure PC is 2 byte aligned.
344
345 * simops.c, v850.igen: Move "Bcond", "jr", "jarl" code to
346 v850.igen. Fix tracing.
347
348 * simops.c (OP_300, OP_400, OP_500): Move "sdl.b", "sld.h",
349 "sld.w" insns to v850.igen. Fix tracing.
350 (OP_70): Ditto for "sld.hu".
351
352 * v850.igen: Clarify tracing of "sld.b", "sld.h" et.al.
353
354 * simops.c (condition_met): Make global.
355
356 * sim-main.h (TRACE_ALU_INPUT3, TRACE_BRANCH0, TRACE_LD,
357 TRACE_ST): Define.
358 (TRACE_LD_NAME): Define.
359
360 * simops.c: Move "cmov", "cmov imm" to v850.igen, fix.
361
362Wed Sep 17 16:21:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
363
364 * simops.c: Move "mov", "reti", to v850.igen, fix tracing.
365
366 * interp.c (hash): Delete.
367
368 * v850.igen (nop): Really do nothing.
369
370 * interp.c (do_interrupt): Mask interrupts after PSW is saved, not
371 before.
372 * v850.igen (reti): Return to current PC not previous.
373
374Wed Sep 17 14:02:10 1997 Andrew Cagney <cagney@b1.cygnus.com>
375
376 * simops.c: Move "ctret", "bsw", "hsw" to v850.igen, fix tracing.
377 (trace_module): Global, save component/module name across insn.
378
379 * simops.c: Move "bsh" to v850.igen, fix.
380
381 * v850.igen (callt): Load correct number of bytes. Fix tracing.
382 (stsr, ldsr): Correct src, dest fields. Fix tracing.
383 (ctret): Force alignment. Fix tracing.
384
385Tue Sep 16 22:14:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
386
387 * simops.c (trace_output): Add result argument.
388 (trace_result): New function. Simpler version of trace_output,
389 assumes trace needed.
390 (trace_output): Call trace_result.
391 (trace_output): For IMM_REG_REG, trace correct register.
392 (trace_input): Add case for 16bit immediates.
393 (OP_600, OP_640, OP_680, OP_6C0, OP_6A0): Use.
394
395 * sim-main.h (TRACE_ALU_INPUT, TRACE_ALU_RESULT): Define.
396 (trace_values, trace_name, trace_pc, trace_num_values): Make
397 global.
398 (GR, SR): Define.
399
400 v850.insn (movea, stsr): Use.
401 (sxb, sxh, zxb, zxh): Ditto.
402
403Tue Sep 16 21:14:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
404
405 * simops.c: Move "movea" from here.
406 * v850.igen: To here.
407
408 * v850.igen (simm16): Define, sign extend imm16.
409 (uimm16): Define, no sign extension.
410 (addi, andi, movea, movhi, mulhi, ori, satsubi, xori): Use.
411
412 * simops.c: Move "sxh", "switch", "sxb", "callt", "dispose",
413 "mov32" from here.
414 * v850.igen: To here.
415 (switch): Fix off by two error in NIA calc.
416
417Tue Sep 16 15:14:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
418
419 * simops.c (trace_pc, trace_name, trace_values, trace_num_values):
420 New static globals.
421 (trace_input): Just save pc, name and values for trace_output.
422 (trace_output): Write trace values to a buffer. Use
423 trace_one_insn to print trace info and buffer.
424 (SIZE_OPERANDS, SIZE_LOCATION): Delete.
425
426Tue Sep 16 09:02:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
427
428 * sim-main.h (struct _sim_cpu): Add psw_mask so that reserved bits
429 can be masked out.
430
431 * simops.c (OP_2007E0, OP_4007E0): Move "ldsr", "stsr"
432 instructions from here.
433 * v850.igen (ldsr, stsr): To here. Mask out reserved bits when
434 setting PSW.
435
436 * interp.c (sim_open): Set psw_mask if machine known.
437
438Tue Sep 16 10:20:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
439
440 * v850-dc: Add rule to diferentiate between breakpoint and divh.
441 * v850.igen (break): New instruction, breakpoint simulator.
442 * v850.igen (breakpoint): Enable. Change to a 32bit instruction.
443
444Mon Sep 15 18:44:05 1997 Jim Wilson <wilson@cygnus.com>
445
446 * simops.c (Multiply64): Don't store into register zero.
447
448Tue Sep 16 09:02:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
449
450 * Makefile.in (semantics.o): Add dependency.
451
452 * sim-main.h (SAVE_1, SAVE_2): Perform backward compatible save,
453 do not adjust CIA/NIA.
454
455Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
456
457 * simops.c (OP_300, OP_400, OP_70): Make behavour depend on PSW[US].
458
459 * simops.c: Move "divun", "sld.bu", "divhn", "divhun", "divn",
460 "divun", "pushml" code from here to v850.igen.
461 (divun): Make global.
462 (type3_regs): Make global
463
464 * v850.igen: Move simops.c code to here.
465
466 * interp.c (sim_create_inferior): For v850eq set US bit by
467 default.
468
469 * interp.c (sim_open): Don't set arch, now set by
470 sim_analyze_program.
471
472 * configure: Regenerated to track ../common/aclocal.m4 changes.
473
474Mon Sep 15 14:39:34 1997 Andrew Cagney <cagney@b1.cygnus.com>
475
476 * simops.c (op_types): Move from here.
477 sim-main.h: To here.
478
479 * sim-main.h (trace_input, trace_output), simops.c: Make global.
480
481 * simops.c (OP_60): Move "jmp" code from here.
482 * v850.igen (jmp): To here.
483
484 * simops.c (OP_60): Move "sld.bu" code from here.
485 * v850.igen (sld.bu): To here.
486
487Fri Sep 12 15:11:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
488
489 * v850.igen (prepare, ...): Add to v850eq architecture.
490
491 * interp.c (sim_open): Default to v850eq.
492
493 * interp.c (sim_open): Default to v850e.
494 * sim-main.h (signal.h): Include.
495
496 * v850.igen (illegal): Report/halt illegal instructions.
497
498 * Makefile.in (SIM_EXTRA_CFLAGS): Add SIM_RESERVED_BITS.
499
500 * configure.in: Add reserved bits option.
501 * configure: Regenerate.
502
503Thu Sep 11 08:40:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
504
505 * interp.c (sim_open): Use sim_do_commandf instead of asprintf.
506
507 * sim-main.h (INSN_NAME):
508
509 * Makefile.in (INCLUDE): Add SIM_EXTRA_DEPS.
510 (SIM_EXTRA_DEPS): Add itable.h
511 (tmp-gencode): Does not depend on simops.h
512
513 * sim-main.h (itable.h): Include.
514 (MAX_INSNS, INSN_NAME): Define.
515
516 * interp.c: Compute inttype from the interrupt_names index that
517 was passed in.
518
519Wed Sep 10 10:25:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
520
521 * simops.c (trace_input): Use trace_printf instead of
522 sim_io_printf.
523 (trace_output): Ditto.
524 (trace_input): Only trace when TRACE_ALU_P. Delete code
525 disasembling instruction.
526 (trace_output): Only trace when TRACE_ALU_P.
527
528Tue Sep 9 01:29:50 1997 Andrew Cagney <cagney@b1.cygnus.com>
529
530 * simops.c (trace_input, trace_output): Use sim_io_printf.
531 (OP_620): Pass correct argument to trace.
532 (OP_E607E0): Ditto.
533 (trace_input): Obtain prog_bfd, text_start et.al from simulator
534 struct.
535
536Mon Sep 8 21:03:52 1997 Andrew Cagney <cagney@b1.cygnus.com>
537
538 * v850.igen: New file.
539 * v850-dc: New file.
540
541Mon Sep 8 18:33:04 1997 Andrew Cagney <cagney@b1.cygnus.com>
542
543
544 * sim-main.h (SEXT16): Delete, use EXTEND16.
545 (SEXT8): Delete, use EXTEND8.
546 (SEXT32): Delete, used?
547 (SEXT40, SEXT44, SEXT64): Use UNSIGNED64 for constants, not ...LL.
548 (WITH_TARGET_WORD_MSB): Define as 31. v850 little bit endian.
549
550 * simops.c: Use EXTEND15 from sim-bits instead of SEXT16.
551
552 * sim-main.h (DEBUG_TRACE, DEBUG_VALUES, v850_debug): Delete,
553 replace with TRACE_INSN_P and TRACE_ALU_P.
554
555 * simops.c (trace_input, trace_output): Update.
556
557 * interp.c (sim_engine_run): Delete.
558 (lookup_hash): Delete.
559 (sim_open): Do not fill hash table.
560 (sim_trace): Delete.
561
562Fri Sep 5 17:04:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
563
564 * simops.c (OP_FFFF): Use sim_engine_halt.
565 (OP_12007E0): Ditto.
566 (OP_10007E0): Ditto.
567
568 * sim-main.h (struct sim_cpu): Delete member exception. Using
569 sim-engine et.al.
570
571 * interp.c (sim_info): Do not do anything in sim-info.
572 (sim_stop): Delete, replace with sim-stop.
573 (sim_stop_reason): Delete, replace with sim-reason.
574
575 * sim-main.h (WITH_WATCHPOINTS): Define.
576 (WITH_MODULO_MEMORY): Define
577
578 * Makefile.in (SIM_OBJS): Add sim-resume, sim-watch, sim-stop,
579 sim-reason.
580
581 * interp.c (enum interrupt_cond_type): Delete.
582 (struct interrupt_generator): Delete.
583 (enum interrupt_type): Drop int_none.
584 (sim_open): Initialize WATCHPOINT module.
585 (sim_resume, sim_run): Rename sim_resume to sim_run.
586 (sim_engine_run): Replace interrupt code with call to sim-events.
587 (sim_set_interrupt): Delete.
588 (sim_parse_number): Delete.
589
590Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
591
592 * configure: Regenerated to track ../common/aclocal.m4 changes.
593
594Thu Sep 4 18:11:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
595
596 * simops.c (fetch_argv): New function, fetch a arg vector from
597 simulator memory.
598
599 * configure.in: Check for fork, execve, execv.
600 * configure: Regenerate.
601
602 * interp.c (sim_store_register, sim_fetch_register): Use H2T_4 and
603 T2H_4 for byte swapping.
604
605 * sim-main.h, interp.c (get_word, get_half, get_byte, put_word,
606 put_half, put_byte): Delete.
607
608 * Makefile.in (SIM_OBJS): Add sim-memopt.o module.
609
610 * sim-main.h (load_mem, store_mem): Redefine as macros.
611 (IMEM, IMEM_IMMED): New macros - fetch instructions.
612
613 * simops.c (OP_10007E0): For SYS_read, SYS_write, SYS_open
614 transfer data via a buffer.
615 (fetch_str): New function, fetch string from memory.
616
617 * Makefile.in (SIM_OBJS): Add sim-hrw.o module.
618
619 * interp.c (sim_open): Establish memory maps using sim-memopt.c
620 via sim_do_command.
621 (sim_do_command): Print error if memory-map command is used. Call
622 sim_args_command.
623 (map): Delete, replaced by sim-core.
624 (sim_memory_init): Delete, replaced by sim-core.
625 (sim_set_memory_map): Delete, replaced by sim-memopt.
626 (load_mem): Delete, replaced by sim-core.
627 (store_mem): Delete, replaced by sim-core.
628 (sim_write): Delete, replaced by sim-hrw.
629 (sim_read): Delete, replaced by sim-hrw.
630
631 * sim-main.h (struct sim_state): Remove memory members, using
632 sim-core.c
633
634Wed Sep 3 10:18:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
635
636 * sim-main.h: Replace SIM_HAVE_FLATMEM with mem ptr.
637 * interp.c (map): Do not add to a void pointer.
638
639 * Makefile.in (INCLUDE): Add sim-main.h
640
641 * configure.in: Check for time.h
642 * configure: Re-generate.
643
644 * interp.c (struct interrupt_generator): Make time unsigned long,
645 address SIM_ADDR.
646 (sim_resume): Make oldpc SIM_ADDR.
647 (struct hash_entry): Make mask/opcode unsigned.
648
649 * v850_sim.h (struct simops ): Make opcode and mask unsigned.
650
651 * simops.c (utime.h): Include if available.
652 (OP_10007E0): Check for UTIME function.
653 (divun): Put parentheses around shift argument.
654 (OP_640): Put parentheses around shift argument, was wrong.
655 (OP_107F0): Return something.
656
657 * interp.c (sim_parse_number): Use strtoul not strtol.
658 (sim_resume): Use sim_elapsed_time_get to keep track of the time.
659
660 * configure.in (SIM_AC_OPTION_WARNINGS): Add.
661 (SIM_AC_OPTION_ENDIAN): Set to hardwired big.
662 (SIM_AC_OPTION_HOST_ENDIAN): Add.
663 (AC_CHECK_FUNCS): Add utime.
664 (AC_CHECK_HEADERS): Add stdlib.h, string.h, strings.h, utime.h
665 configure: Regenerate.
666
667
668 * Makefile.in (SIM_RUN_OBJS): Use nrun.o.
669 (SIM_OBJS): Add sim-io.o, sim-hload.o, sim-utils.o, sim-options.o,
670 sim-config.o, sim-module.o, sim-events.o, sim-core.o,
671 sim-endian.o, sim-engine.o, sim-trace.o, sim-profile.o
672 (SIM_ENDIAN, SIM_WARNGINS): Define.
673
674 * simops.c (OP_10007E0): Use sim_io_* for transfers.
675
676 * interp.c (sim_resume): Pass sd around.
677
678 * simops.c (sim-main.h): Include.
679
680 * gencode.c (write_template): Generate #include sim-main.h.
681 (write_opcodes): Ditto.
682
683 * interp.c (prog_bfd, prog_bfd_was_opened_p): Delete.
684 (v850_callback): Ditto.
685 (sim_kind, myname): Ditto.
686 (lookup_hash): Pass SD. Use sim_io_error.
687 (sim_set_memory_map): Pass in SD, use.
688 (init_system): Pass in SD, use.
689 (sim_open): Update.
690 (sim_set_profile): Delete.
691 (sim_set_profile_size): Delete.
692 (do_interrupt): Pass in SD, use.
693 (sim_info): Use sim_io_printf.
694 (sim_create_inferior): Reset registers. Set PC from prog_bfd
695 argument.
696 (sim_load): Delete, use common/sim-hload.c
697 (sim_size): Rename to sim_memory_init.
698 (sim_write): Remove call to init_system.
699 (init_system): Delete.
700 (sim_set_callbacks): Delete.
701 (sim_set_interrupt): Pass in SD, use.
702 (start_time): Delete.
703
704 * v850_sim.h: Remove everything except `struct simops' from here.
705 * sim-main.h: Move most to here.
706 * gencode.c: Move #includes to here.
707
708 * sim-main.h(struct _sim_cpu): Rename struct _state.
709 (#define PC, et.al.): Update
710 (v850_callback): Delete. Replaced with SIM_DESC arg.
711 (int8, uint8, int16, uint16, int32, uint32): Define types using
712 unsigned8 et.al from common/sim-types.h.
713 * sim-main.h (State): Define as STATE_CPU.
714
715Mon Sep 1 12:07:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
716
717 * configure.in: Check for time, chmod.
718 * configure: Regenerate.
719 * simops.c (SYS_time, SYS_chmod): Use HAVE_TIME, HAVE_CHMOD.
720
721 * simops.c (../../libgloss/v850/sys/syscall.h): Include instead of
722 sys/syscall.h.
723 (OP_10007E0): Check the existance each SYS_* macro independantly.
724
725 * v850_sim.h (SIGQUIT, SIGTRAP): Only define if missing.
726
727Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
728
729 * configure: Regenerated to track ../common/aclocal.m4 changes.
730 * config.in: Ditto.
731
732Tue Aug 26 10:42:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
733
734 * interp.c (sim_kill): Delete.
735 (sim_create_inferior): Add ABFD argument.
736 (sim_load): Move setting of PC from here.
737 (sim_create_inferior): To here.
738
739Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
740
741 * configure: Regenerated to track ../common/aclocal.m4 changes.
742 * config.in: Ditto.
743
744Mon Aug 25 11:31:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
745
746 * interp.c (sim_open): Add ABFD argument.
747
748Fri Aug 22 10:39:28 1997 Nick Clifton <nickc@cygnus.com>
749
750 * simops.c (bsh): Only set CY flag if either of the bottom
751 bytes is zero.
752
753 * simops.c (prepare, dispose): Lower numbered
754 registers go to higher numbered address.
755
756 * simops.c (unsigned divide instructions): S bit set if result has
757 top bit set.
758
759 * simops.c (pushml, pushmh, popml, popmh): Lower numbered
760 registers go to higher numbered address.
761
762Wed Aug 20 13:56:35 1997 Nick Clifton <nickc@cygnus.com>
763
764 * simops.c (OP_107E0, OP_107F0, OP_307E0, OP_307F0): Use correct
765 interpretation of SR bit in list18 structure.
766 (divn, divun): New functions to perform N step divide functions.
767
768Mon Aug 18 10:59:02 1997 Nick Clifton <nickc@cygnus.com>
769
770 * simops.c (OP_300, OP_400, OP_60, OP_70): Support variant opcodes
771 with US bit set in the PSW.
772
773Wed Aug 13 19:06:55 1997 Nick Clifton <nickc@cygnus.com>
774
775 * interp.c (sim_resume): Opcode functions return amount to be
776 added to PC and all opcodes take a standard format in the OP[]
777 array.
778
779 (do_format_*): Functions removed.
780
781 * v850_sim.h (SP, EP): New register mnemonics.
782
783 * gencode.c (write_header): Functions prototypes return an
784 integer.
785
786 * simops.c: Opcode functions return amount to be added to PC.
787
788 * v850_sim.h (CTPC, CTPSW, CTBP): New register mnemonics.
789
790 * simops.c: Add support for v850e instructions.
791
792 * simops.c: Add support for v850eq instructions.
793
794Tue May 20 10:24:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
795
796 * interp.c (sim_open): Add callback argument.
797 (sim_set_callbacks): Delete SIM_DESC argument.
798
799Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
800
801 * configure: Regenerated to track ../common/aclocal.m4 changes.
802
803Wed Apr 23 17:20:16 1997 Doug Evans <dje@canuck.cygnus.com>
804
805 * interp.c (prog_bfd_was_opened_p): New static local.
806 (prog_bfd): New global variable.
807 (sim_open): Undo patch to add -E support.
808 (sim_close): Close prog_bfd if sim_load opened it.
809 (sim_load): Record bfd of loaded file in prog_bfd.
810 * simops.c (prog_bfd): Renamed from exec_bfd.
811
812Fri Apr 18 14:17:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
813
814 * interp.c (sim_stop): Stub function.
815
816Thu Apr 17 03:53:18 1997 Doug Evans <dje@canuck.cygnus.com>
817
818 * Makefile.in (SIM_OBJS): Add sim-load.o.
819 * interp.c (sim_kind, myname): New static locals.
820 (sim_open): Set sim_kind, myname. Ignore -E arg.
821 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
822 load file into simulator. Set start address from bfd.
823 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
824
825Wed Apr 16 19:53:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
826
827 * simops.c (OP_10007E0): Only provide system calls SYS_execv,
828 SYS_wait, SYS_wait, SYS_utime, SYS_time if defined by the host.
829
830Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
831
832 * configure: Regenerated to track ../common/aclocal.m4 changes.
833 * config.in: Ditto.
834
835Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
836
837 * interp.c (sim_open): New arg `kind'.
838
839 * configure: Regenerated to track ../common/aclocal.m4 changes.
840
841Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
842
843 * configure: Regenerated to track ../common/aclocal.m4 changes.
844
845Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
846
847 * configure: Regenerated to track ../common/aclocal.m4 changes.
848
849Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
850
851 * configure: Re-generate.
852
853Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
854
855 * configure: Regenerate to track ../common/aclocal.m4 changes.
856
857Thu Mar 13 13:00:54 1997 Doug Evans <dje@canuck.cygnus.com>
858
859 * interp.c (sim_open): New SIM_DESC result. Argument is now
860 in argv form.
861 (other sim_*): New SIM_DESC argument.
862
863Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
864
865 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
866 COMMON_{PRE,POST}_CONFIG_FRAG instead.
867 * configure.in: sinclude ../common/aclocal.m4.
868 * configure: Regenerated.
869
870Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
871
872 * configure configure.in Makefile.in: Update to new configure
873 scheme which is more compatible with WinGDB builds.
874 * configure.in: Improve comment on how to run autoconf.
875 * configure: Re-run autoconf to get new ../common/aclocal.m4.
876 * Makefile.in: Use autoconf substitution to install common
877 makefile fragment.
878
879Mon Jan 20 16:05:34 1997 Michael Meissner <meissner@tiktok.cygnus.com>
880
881 * simops.c (OP_{E0,2E0,6E0}): The multiply operations sign extend,
882 not zero extend.
883
884Tue Jan 14 17:06:03 1997 Stu Grossman (grossman@critters.cygnus.com)
885
886 * simops.c: Put ifdefs around things to make MSVC happy. Get rid
887 of unistd.h. Disable SYS_stat, SYS_chown, SYS_time, SYS_times,
888 SYS_gettimeofday and SYS_utime from MSVC.
889
890Tue Dec 31 18:11:13 1996 Michael Meissner <meissner@tiktok.cygnus.com>
891
892 * simops.c (OP_10007E0): Know that kill encodes the signal number
893 via: 0xdead0000 | signal and turn it back into a signal.
894
895Fri Dec 27 14:44:06 1996 Michael Meissner <meissner@tiktok.cygnus.com>
896
897 * v850_sim.h (SIG_V850_EXIT): Define as -1.
898
899 * interp.c (sim_open): Cast calloc function.
900 (sim_stop_reason): If signal is SIG_V850_EXIT, inform gdb the
901 program exited with the appropriate exit code.
902 (sim_set_interrupt): Declare buildargv.
903
904 * simops.c (OP_10007E0): Make exit signal normal exit. Make time
905 type correct and work on big endian systems.
906
907Wed Nov 20 02:18:44 1996 Doug Evans <dje@canuck.cygnus.com>
908
909 * Makefile.in: Delete stuff moved to ../common/Make-common.in.
910 (SIM_OBJS,SIM_EXTRA_CFLAGS,SIM_EXTRA_CLEAN): Define.
911 * configure.in: Simplify using macros in ../common/aclocal.m4.
912 Call AC_CHECK_HEADERS(unistd.h).
913 * configure: Regenerated.
914 * config.in: New file.
915 * simops.c: #include "config.h". #include <unistd.h> if present.
916
917Sun Nov 3 23:02:54 1996 Stan Shebs <shebs@andros.cygnus.com>
918
919 * v850_sim.h (State): New slots dummy_mem, pending_nmi.
920 (EIPC, etc): New macros for system registers.
921 * simops.c, interp.c: Use everywhere.
922
923 * interp.c: Add support for interrupts issued by interrupt
924 generators, either PC- or time-based. Controlled by simulator
925 command "sim interrupt".
926
927 * interp.c: Add support for variable-size allocation of memory,
928 via simulator command "sim memory-map".
929 (map): Issue SIGSEGV for references to invalid memory regions.
930
931Thu Oct 31 14:44:10 1996 Gavin Koch <gavin@cygnus.com>
932
933 * simops.c: Include <sys/time.h> for struct timeval and
934 struct timezone.
935
936Wed Oct 30 08:49:10 1996 Jeffrey A Law (law@cygnus.com)
937
938 * simops.c (OP_10007E0): Handle SYS_times and SYS_gettimeofday.
939
940 * simops.c (OP_10007E0): Handle SYS_time.
941
942Tue Oct 29 14:22:55 1996 Jeffrey A Law (law@cygnus.com)
943
944 * simops.c: Include <sys/stat.h>.
945 (OP_10007E0): Handle SYS_stat.
946
947Thu Oct 24 12:26:35 1996 Jeffrey A Law (law@cygnus.com)
948
949 * simops.c (OP_10007E0): Don't declare errno.
950
951 * simops.c (OP_500): Mask off low bit in displacement
952 for sld.w.
953 (OP_501): Similarly.
954
955 * simops.c (OP_500): Fix displacement handling for sld.w.
956 (OP_501): Similarly for sst.w.
957
958 * simops.c (trace_input): Remove all references to SEXT7.
959 (OP_300, OP_400, OP_500, OP_380, OP_480, OP_501): Displacement
960 is zero extended for sst/sld instructions.
961 * v850_sim.h (SEX7): Delete. It's no longer needed (and it
962 was incorrect anyway).
963
964Thu Oct 24 10:33:33 1996 Stu Grossman (grossman@critters.cygnus.com)
965
966 * Makefile.in: Get rid of srcroot. Set all INSTALL macros via
967 autoconf.
968 * gencode.c (write_opcodes): Pad operands field to account for
969 MSVC braindamage.
970 * simops.c: Include errno.h. Exclude SYS_chown, since MSVC
971 doesn't support it. (Why is this here in the first place?!?)
972 * v850_sim.h: Get rid of 64 bit defs. Also, get rid of #elif's.
973 Change number of operands in struct simops from 9 to 6. Define
974 SIGTRAP and SIGQUIT for MSVC.
975
976Tue Oct 15 16:19:51 1996 Stu Grossman (grossman@critters.cygnus.com)
977
978 * interp.c (MEM_SIZE): It's now bytes, not a power of 2.
979 * (map): Add support for external mem in the 1->2 meg range.
980 Also, abort() when memory access is way out of bounds. (Better to
981 die than to give wrong result. (This will be fixed later.))
982 * (sim_size): MEM_SIZE is now bytes, not shift factor.
983
984Tue Oct 1 15:53:24 1996 Gavin Koch <gavin@cygnus.com>
985
986 * simops.c (trace_input): Swapped order of operands for output
987 output of OP_IMM_REG. Changed the fetching of the operands for
988 OP_LOAD32, and OP_STORE32 to work like op-function.
989
990Mon Sep 30 15:46:33 1996 Stu Grossman (grossman@critters.cygnus.com)
991
992 * interp.c: Move includes of remote-sim.h and callback.h to
993 v850-sim.h.
994 * (lookup_hash): Add PC to report of hash failure.
995 * (map load_mem store_mem): New memory subsystem. Models V851
996 memory system.
997 * (sim_write sim_read): Use new memory subsystem.
998 * (sim_resume): Don't load and save PC into EIPC anymore. Needed
999 to make user-defined traps work right.
1000 * simops.c (OP_*): Use new memory subsystem.
1001 * (OP_14007E0 (reti)): Implement reti.
1002 * (OP_14996E0 (trap)): Implement user-defined traps. Move I/O to
1003 trap 31. Use new memory subsystem.
1004 * v850_sim.h: Prototypes for load_mem, store_mem and map. Use
1005 load_mem in RLW macro.
1006
1007Fri Sep 27 18:34:09 1996 Stu Grossman (grossman@critters.cygnus.com)
1008
1009 * gencode.c (write_opcodes): Output hex values for opcode mask
1010 and patterns.
1011 * interp.c (sim_resume): Save and restore PC from the appropriate
1012 register.
1013 * (sim_fetch_register sim_store_register): Fix byte-order problem
1014 with reading and writing registers.
1015 * simops.c (OP_FFFF): Implement pseudo-breakpoint insn.
1016
1017Fri Sep 27 17:42:37 1996 Jeffrey A Law (law@cygnus.com)
1018
1019 * simops.c (trace_input): Fix thinko.
1020
1021Wed Sep 18 09:54:12 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1022
1023 * simops.c (exec_bfd): Rename from sim_bfd.
1024 (trace_input): Ditto.
1025
1026Thu Sep 12 12:03:05 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1027
1028 * simops.c (trace_input): Use find_nearest_line to print line
1029 number, function name or file name of PC.
1030
1031Wed Sep 11 16:44:37 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1032
1033 * simops.c: Add tracing support. Use SEXTxx macros instead of
1034 doing hardwired shifts.
1035
1036 * configure.in (--enable-sim-cflags): Add switch to add additional
1037 flags to simulator buld. If --enable-sim-cflags=trace, turn on
1038 tracing.
1039 * configure: Regenerate.
1040
1041 * Makefile.in: Don't require a VPATH capable make if configuring
1042 in the same directory. Don't use CFLAGS for configuration flags.
1043 Add flags from --enable-sim-cflags. Support canadian cross
1044 builds. Rebuild whole simulator if include files change.
1045
1046 * interp.c (v850_debug): New global for debugging.
1047 (lookup_hash,sim_size,sim_set_profile): Use
1048 printf_filtered callback, instead of calling printf directly.
1049 (sim_{open,trace}): Enable tracing if -t and compiled for tracing.
1050
1051 * v850_sim.h: Use limits.h to set the various sized types.
1052 (SEXT{5,7,16,22}): New macros.
1053
1054Mon Sep 9 20:50:46 1996 Jeffrey A Law (law@cygnus.com)
1055
1056 * interp.c (hash): Make this an inline function
1057 when compiling with GCC. Simplify.
1058 * simpos.c: Explicitly include "sys/syscall.h". Remove
1059 some #if 0'd code. Enable more emulated syscalls.
1060
1061Wed Sep 4 01:48:55 1996 Jeffrey A Law (law@cygnus.com)
1062
1063 * interp.c: Fix sign bit handling for add and sub instructions.
1064
1065Tue Sep 3 10:20:30 1996 Jeffrey A Law (law@cygnus.com)
1066
1067 * gencode.c: Fix various indention & style problems.
1068 Remove test code. Remove #if 0 code.
1069 * interp.c: Provide prototypes for all static functions.
1070 Fix minor indention problems.
1071 (sim_open, sim_resume): Remove unused variables.
1072 (sim_read): Return type is "int".
1073 * simops.c: Remove unused variables.
1074 (divh): Make result of divide-by-zero zero.
1075 (setf): Initialize result to keep compiler quiet.
1076 (sar instructions): These just clear the overflow bit.
1077 * v850_sim.h: Provide prototypes for put_byte, put_half
1078 and put_word.
1079
1080 * interp.c: OP should be an array of 32bit operands!
1081 (v850_callback): Declare.
1082 (do_format_5): Fix extraction of OP[0].
1083 (sim_size): Remove debugging printf.
1084 (sim_set_callbacks): Do something useful.
1085 (sim_stop_reason): Gross hacks to get c-torture running.
1086 * simops.c: Simplify code for computing targets of bCC
1087 insns. Invert 's' bit if 'ov' bit is set for some
1088 instructions. Fix 'cy' bit handling for numerous
1089 instructions. Make the simulator stop when a halt
1090 instruction is encountered. Very crude support for
1091 emulated syscalls (trap 0).
1092 * v850_sim.h: Include "callback.h" and declare
1093 v850_callback. Items in the operand array are 32bits.
1094
1095Sun Sep 1 22:35:35 1996 Jeffrey A Law (law@cygnus.com)
1096
1097 * interp.c (sim_resume): Fix code to check for a format 3
1098 opcode.
1099 * simops.c: bCC insns only argument is a constant, not a
1100 register value (duh...)
1101
1102Fri Aug 30 10:33:49 1996 Jeffrey A Law (law@cygnus.com)
1103
1104 * simops.c: Fix "not1" and "set1".
1105
1106 * simops.c: Don't forget to initialize temp for
1107 "ld.h" and "ld.w"
1108
1109 * interp.c: Remove various debugging printfs.
1110
1111 * simops.c: Fix satadd, satsub boundary case handling.
1112
1113 * interp.c (hash): Fix.
1114 * interp.c (do_format_8): Get operands correctly and
1115 call the target function.
1116 * simops.c: Rough cut at "clr1", "not1", "set1", and "tst1".
1117
1118Thu Aug 29 13:53:29 1996 Jeffrey A Law (law@cygnus.com)
1119
1120 * interp.c (do_format_4): Get operands correctly and
1121 call the target function.
1122 * simops.c: Rough cut at "sld.b", "sld.h", "sld.w", "sst.b",
1123 "sst.h", and "sst.w".
1124
1125 * v850_sim.h: The V850 doesn't have split I&D spaces. Change
1126 accordingly. Remove many unused definitions.
1127 * interp.c: The V850 doesn't have split I&D spaces. Change
1128 accordingly.
1129 (get_longlong, get_longword, get_word): Deleted.
1130 (write_longlong, write_longword, write_word): Deleted.
1131 (get_operands): Deleted.
1132 (get_byte, get_half, get_word): New functions.
1133 (put_byte, put_half, put_word): New functions.
1134 * simops.c: Remove unused functions. Rough cut at
1135 "ld.b", "ld.h", "ld.w", "st.b", "st.h", "st.w" insns.
1136
1137 * v850_sim.h (struct _state): Remove "psw" field. Add
1138 "sregs" field.
1139 (PSW): Remove bogus definition.
1140 * simops.c: Change condition code handling to use the psw
1141 register within the sregs array. Handle "ldsr" and "stsr".
1142
1143 * simops.c: Handle "satadd", "satsub", "satsubi", "satsubr".
1144
1145 * interp.c (do_format_5): Get operands correctly and
1146 call the target function.
1147 (sim_resume): Don't do a PC update for format 5 instructions.
1148 * simops.c: Handle "jarl" and "jmp" instructions.
1149
1150 * simops.c: Fix minor typos. Handle "cmp", "setf", "tst"
1151 "di", and "ei" instructions correctly.
1152
1153 * interp.c (do_format_3): Get operands correctly and call
1154 the target function.
1155 * simops.c: Handle bCC instructions.
1156
1157 * simops.c: Add condition code handling to shift insns.
1158 Fix minor typos in condition code handling for other insns.
1159
1160 * Makefile.in: Fix typo.
1161 * simops.c: Add condition code handling to "sub" "subr" and
1162 "divh" instructions.
1163
1164 * interp.c (hash): Update to be more accurate.
1165 (lookup_hash): Call hash rather than computing the hash
1166 code here.
1167 (do_format_1_2): Handle format 1 and format 2 instructions.
1168 Get operands correctly and call the target function.
1169 (do_format_6): Get operands correctly and call the target
1170 function.
1171 (do_formats_9_10): Rough cut so shift ops will work.
1172 (sim_resume): Tweak to deal with format 1 and format 2
1173 handling in a single funtion. Don't update the PC
1174 for format 3 insns. Fix typos.
1175 * simops.c: Slightly reorganize. Add condition code handling
1176 to "add", "addi", "and", "andi", "or", "ori", "xor", "xori"
1177 and "not" instructions.
1178 * v850_sim.h (reg_t): Registers are 32bits.
1179 (_state): The V850 has 32 general registers. Add a 32bit
1180 psw and pc register too. Add accessor macros
1181
1182 * Makefile.in, interp.c, v850_sim.h: Bring over endianness
1183 changes from the d10v simulator.
1184
1185 * simops.c: Add shift support.
1186
1187 * simops.c: Add multiply & divide support. Abort for system
1188 instructions.
1189
1190 * simops.c: Add logicals, mov, movhi, movea, add, addi, sub
1191 and subr. No condition codes yet.
1192
1193Wed Aug 28 13:53:22 1996 Jeffrey A Law (law@cygnus.com)
1194
1195 * ChangeLog, Makefile.in, configure, configure.in, v850_sim.h,
1196 gencode.c, interp.c, simops.c: Created.
1197
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