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[/] [openrisc/] [trunk/] [gnu-stable/] [gdb-7.2/] [sim/] [v850/] [ChangeLog] - Blame information for rev 859

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Line No. Rev Author Line
1 330 jeremybenn 
2010-03-30  Mike Frysinger
2 
 
3 
        * interp.c (interrupt_names): Add const to pointer type.
4 
        (do_interrupt): Add const to interrupt_name.
5 
 
6 
2010-01-09  Ralf Wildenhues
7 
 
8 
        * configure: Regenerate.
9 
 
10 
2009-08-22  Ralf Wildenhues
11 
 
12 
        * config.in: Regenerate.
13 
        * configure: Likewise.
14 
 
15 
        * configure: Regenerate.
16 
 
17 
2008-07-11  Hans-Peter Nilsson
18 
 
19 
        * configure: Regenerate to track ../common/common.m4 changes.
20 
        * config.in: Ditto.
21 
 
22 
2008-06-06  Vladimir Prus
23 
            Daniel Jacobowitz
24 
            Joseph Myers
25 
 
26 
        * configure: Regenerate.
27 
 
28 
2008-02-05  DJ Delorie
29 
 
30 
        * simops.c (OP_1C007E0): Compensate for 64 bit hosts.
31 
        (OP_18007E0): Likewise.
32 
        (OP_2C007E0): Likewise.
33 
        (OP_28007E0): Likewise.
34 
        * v850.igen (divh): Likewise.
35 
 
36 
        * simops.c (OP_C0): Correct saturation logic.
37 
        (OP_220): Likewise.
38 
        (OP_A0): Likewise.
39 
        (OP_660): Likewise.
40 
        (OP_80): Likewise.
41 
 
42 
        * simops.c (OP_2A0): If the shift count is zero, clear the
43 
        carry.
44 
        (OP_A007E0): Likewise.
45 
        (OP_2C0): Likewise.
46 
        (OP_C007E0): Likewise.
47 
        (OP_280): Likewise.
48 
        (OP_8007E0): Likewise.
49 
 
50 
        * simops.c (OP_2C207E0): Correct PSW flags for special divu
51 
        conditions.
52 
        (OP_2C007E0): Likewise, for div.
53 
        (OP_28207E0): Likewise, for divhu.
54 
        (OP_28007E0): Likewise, for divh.  Also, sign-extend the correct
55 
        operand.
56 
        * v850.igen (divh): Likewise, for 2-op divh.
57 
 
58 
        * v850.igen (bsh): Fix carry logic.
59 
 
60 
2007-02-20  Daniel Jacobowitz
61 
 
62 
        * Makefile.in (interp.o): Uncomment and update.
63 
 
64 
2006-12-21  Hans-Peter Nilsson
65 
 
66 
        * acconfig.h: Remove.
67 
        * config.in: Regenerate.
68 
 
69 
2006-06-13  Richard Earnshaw
70 
 
71 
        * configure: Regenerated.
72 
 
73 
2006-06-05  Daniel Jacobowitz
74 
 
75 
        * configure: Regenerated.
76 
 
77 
2006-05-31  Daniel Jacobowitz
78 
 
79 
        * configure: Regenerated.
80 
 
81 
2005-03-23  Mark Kettenis
82 
 
83 
        * configure: Regenerate.
84 
 
85 
2005-01-14  Andrew Cagney
86 
 
87 
        * configure.ac: Sinclude aclocal.m4 before common.m4.  Add
88 
        explicit call to AC_CONFIG_HEADER.
89 
        * configure: Regenerate.
90 
 
91 
2005-01-12  Andrew Cagney
92 
 
93 
        * configure.ac: Update to use ../common/common.m4.
94 
        * configure: Re-generate.
95 
 
96 
2005-01-11  Andrew Cagney
97 
 
98 
        * configure: Regenerated to track ../common/aclocal.m4 changes.
99 
 
100 
2005-01-07  Andrew Cagney
101 
 
102 
        * configure.ac: Rename configure.in, require autoconf 2.59.
103 
        * configure: Re-generate.
104 
 
105 
2004-12-08  Hans-Peter Nilsson
106 
 
107 
        * configure: Regenerate for ../common/aclocal.m4 update.
108 
 
109 
2004-01-18  Mark Kettenis
110 
 
111 
        * simops.c: Include .
112 
 
113 
2003-09-05  Andrew Cagney
114 
            Nick Clifton
115 
 
116 
        * interp.c (sim_open): Accept bfd_mach_v850e1.
117 
        * v850-dc: Add entry for v850e1.
118 
        * v850.igen: Add support for v850e1.
119 
        Add code for DBTRAP and DBRET instructions.
120 
        (dbtrap): Create a separate v850e1 specific instruction.
121 
        Only generate a trap if the target is not the v850e1.
122 
        Otherwise treat it as a special kind of branch.
123 
        (break): Mark as v850/v850e specific.
124 
 
125 
2003-05-16  Ian Lance Taylor
126 
 
127 
        * Makefile.in (SHELL): Make sure this is defined.
128 
        (tmp-igen): Use $(SHELL) whenever we invoke move-if-change.
129 
 
130 
2003-04-06  Nick Clifton
131 
 
132 
        * simops.c (OP_40): Delete.  Move code to...
133 
        * v850-igen.c (): ...Here. Sign extend the first operand.
134 
        * simops.h (OP_40): Remove prototype.
135 
 
136 
2003-02-27  Andrew Cagney
137 
 
138 
        * interp.c (sim_open, sim_create_inferior): Rename _bfd to bfd.
139 
 
140 
2002-11-30  Andrew Cagney
141 
 
142 
        * simops.c: Use int, 1, 0 instead of boolean, true and false.
143 
        * sim-main.h: Ditto.
144 
 
145 
2002-09-27  Jim Wilson
146 
 
147 
        * simops.c (OP_E6077E0): And op1 with 7 after reading register, not
148 
        before.
149 
        (BIT_CHANGE_OP): Likewise.
150 
 
151 
2002-09-26  Jim Wilson
152 
 
153 
        * simops (OP_10007E0): Don't subtract 4 from PC.
154 
 
155 
2002-09-19  Nick Clifton
156 
 
157 
        * interp.c (sim_open): Remove reference to v850ea.
158 
        (sim_create_inferior): Likewise.
159 
        * v850-dc: Likewise.
160 
        * v850.igen: Remove all references to v850ea, including v850ea
161 
        specific instructions.
162 
 
163 
2002-08-29  Nick Clifton
164 
 
165 
        From 2001-08-23  Catherine Moore
166 
 
167 
        * Makefile.in: Add gen-zero-r0 option.
168 
        * sim-main.h (GPR_SET, GPR_CLEAR): Define.
169 
        * simops.c (OP_24007E0):  Sign extend the imm9
170 
        operand of a mul instruction.
171 
 
172 
2002-06-17  Andrew Cagney
173 
 
174 
        * simops.c (trace_result): Fix printf formatting.
175 
 
176 
2002-06-16  Andrew Cagney
177 
 
178 
        * configure: Regenerated to track ../common/aclocal.m4 changes.
179 
 
180 
2001-12-02  Andrew Cagney
181 
 
182 
        * Makefile.in (simops.h, table.c): Delete targets.
183 
        (tmp-gencode, gencode.o, gencode): Delete targets.
184 
        (simops.h): New file.
185 
        ($(BUILT_SRC_FROM_IGEN)): Do not depend on simops.h.
186 
        * gencode.c: Delete file.
187 
 
188 
2001-04-15  J.T. Conklin
189 
 
190 
        * Makefile.in (simops.o): Add simops.h to dependency list.
191 
 
192 
2001-03-14  Andrew Cagney
193 
 
194 
        * Makefile.in (gencode): Link with libintl.
195 
 
196 
2001-01-31  Jonathan Larmour
197 
 
198 
        * Makefile.in (gencode): Link with libopcodes in build tree rather
199 
        than building source files from there.
200 
 
201 
2000-05-30  Nick Clifton
202 
 
203 
        * v850.igen: Remove illegal instruction pattern, since it is the
204 
        same as the breakpoint pattern.
205 
 
206 
Tue May 23 21:39:23 2000  Andrew Cagney
207 
 
208 
        * configure: Regenerated to track ../common/aclocal.m4 changes.
209 
 
210 
2000-04-14  Gary Thomas
211 
 
212 
        * v850.igen: Define 'br *' as illegal since this is the only
213 
        way to provide a breakpoint on some v850 family processors.
214 
 
215 
2000-03-24  Frank Ch. Eigler
216 
 
217 
        * v850.igen (ilgop): New insn pattern for four-byte breakpoints.
218 
 
219 
Thu Sep  2 18:15:53 1999  Andrew Cagney
220 
 
221 
        * configure: Regenerated to track ../common/aclocal.m4 changes.
222 
 
223 
1999-05-08  Felix Lee
224 
 
225 
        * configure: Regenerated to track ../common/aclocal.m4 changes.
226 
 
227 
Tue Dec  1 17:25:16 1998  Andrew Cagney
228 
 
229 
        * Makefile.in (NL_TARGET): Define as -DNL_TARGET_v850.
230 
 
231 
Wed Nov 25 17:52:58 1998  Andrew Cagney
232 
 
233 
        * Makefile.in (simops.o): Depends on targ-vals.h
234 
        * simops.c: Include targ-vals.h instead of
235 
        libgloss/.../syscall.h. Replace SYS_* with TARGET_SYS_*.
236 
        (divn, divun, OP_1C007E0, OP_18207E0, OP_1C207E0,OP_18007E0):
237 
        Replace signed long int with signed32.
238 
 
239 
Fri Oct  9 18:02:25 1998  Doug Evans
240 
 
241 
        * interp.c: #include "itable.h".
242 
        (get_insn_name): New function.
243 
        (sim_open): Initialize CPU_INSN_NAME,CPU_MAX_INSNS.
244 
        * sim-main.h (MAX_INSNS,INSN_NAME): Delete.
245 
 
246 
Wed May  6 19:43:27 1998  Doug Evans
247 
 
248 
        * sim-main.h (INSN_NAME): New arg `cpu'.
249 
 
250 
Tue Apr 28 18:33:31 1998  Geoffrey Noer
251 
 
252 
        * configure: Regenerated to track ../common/aclocal.m4 changes.
253 
 
254 
Sun Apr 26 15:31:55 1998  Tom Tromey
255 
 
256 
        * configure: Regenerated to track ../common/aclocal.m4 changes.
257 
        * config.in: Ditto.
258 
 
259 
Sun Apr 26 15:19:14 1998  Tom Tromey
260 
 
261 
        * acconfig.h: New file.
262 
        * configure.in: Reverted change of Apr 24; use sinclude again.
263 
 
264 
Fri Apr 24 14:16:40 1998  Tom Tromey
265 
 
266 
        * configure: Regenerated to track ../common/aclocal.m4 changes.
267 
        * config.in: Ditto.
268 
 
269 
Fri Apr 24 11:18:08 1998  Tom Tromey
270 
 
271 
        * configure.in: Don't call sinclude.
272 
 
273 
Sat Apr  4 20:36:25 1998  Andrew Cagney
274 
 
275 
        * configure: Regenerated to track ../common/aclocal.m4 changes.
276 
        * sim-main.h (SIM_MAIN_H): Wrap header.
277 
 
278 
Fri Mar 27 16:15:52 1998  Andrew Cagney
279 
 
280 
        * configure: Regenerated to track ../common/aclocal.m4 changes.
281 
 
282 
Wed Mar 25 12:35:29 1998  Andrew Cagney
283 
 
284 
        * configure: Regenerated to track ../common/aclocal.m4 changes.
285 
 
286 
Tue Mar 10 15:54:50 1998  Andrew Cagney
287 
 
288 
        * interp.c (sim_stop): Delete, second attempt.
289 
 
290 
Thu Feb 26 19:09:47 1998  Andrew Cagney
291 
 
292 
        * interp.c (sim_info): Delete.
293 
 
294 
Wed Feb 18 10:47:32 1998  Andrew Cagney
295 
 
296 
        * sim-main.h (TRACE_ALU_INPUT*): Delete.  Moved to sim-trace.[hc].
297 
 
298 
        * simops.c (trace_result): Call trace_generic instead of
299 
        trace_one_insn.
300 
        (trace_module): Change variable type to integer.
301 
        (trace_input): Initialize trace_module with TRACE_ALU_IDX.
302 
 
303 
        * sim-main.h (trace_module): Change variable decl to integer type.
304 
        (TRACE_BRANCH*, TRACE_LD, TRACE_ST): Update.
305 
 
306 
Tue Feb 17 12:51:18 1998  Andrew Cagney
307 
 
308 
        * interp.c (sim_store_register, sim_fetch_register): Pass in
309 
        length parameter.  Return -1.
310 
 
311 
Tue Feb  3 16:24:42 1998  Andrew Cagney
312 
 
313 
        * sim-main.h (IMEM16, IMEM16_IMMED): Rename IMEM and
314 
        IMEM_IMMED. To match recent igen change.
315 
 
316 
Sun Feb  1 16:47:51 1998  Andrew Cagney
317 
 
318 
        * configure: Regenerated to track ../common/aclocal.m4 changes.
319 
 
320 
Sat Jan 31 18:15:41 1998  Andrew Cagney
321 
 
322 
        * configure: Regenerated to track ../common/aclocal.m4 changes.
323 
 
324 
Fri Jan 30 09:51:27 1998  Andrew Cagney
325 
 
326 
        * sim-main.h (CPU_CIA): Delete, replaced by.
327 
        (CIA_SET, CIA_SET): Define.
328 
 
329 
Mon Jan 19 22:26:29 1998  Doug Evans
330 
 
331 
        * configure: Regenerated to track ../common/aclocal.m4 changes.
332 
 
333 
Mon Dec 15 23:17:11 1997  Andrew Cagney
334 
 
335 
        * configure: Regenerated to track ../common/aclocal.m4 changes.
336 
        * config.in: Ditto.
337 
 
338 
Fri Dec  5 09:26:08 1997  Nick Clifton
339 
 
340 
        * v850.igen: Revert break value back to its old value.
341 
 
342 
Thu Dec  4 09:21:05 1997  Doug Evans
343 
 
344 
        * configure: Regenerated to track ../common/aclocal.m4 changes.
345 
 
346 
Wed Dec  3 17:27:19 1997  Nick Clifton
347 
 
348 
        * v850.igen: Make break have a zero first field, since otherwise
349 
        it clashes with the DIVH instruction.
350 
 
351 
Sat Nov 22 21:32:07 1997  Andrew Cagney
352 
 
353 
        * simops.c (OP_10007E0): Rename SIGABRT -> SIM_SIGABRT. Give
354 
        sim_stopped instead of sim_signalled.
355 
 
356 
        * v850.igen (BREAK), simops.c (OP_12007E0): Rename SIGTRAP to
357 
        SIM_SIGTRAP.
358 
        (illegal): Rename SIGILL to SIM_SIGILL.
359 
 
360 
        * sim-main.h, simops.c, interp.c: Do not include signal.h.
361 
 
362 
        * sim-main.h: Include sim-signal.h instead of signal.h.
363 
        (SIGTRAP, SIGQUIT): Delete definition.
364 
        (SIG_V850_EXIT): Delete definition.
365 
 
366 
Tue Nov 18 15:33:48 1997  Doug Evans
367 
 
368 
        * Makefile.in (SIM_OBJS): Use $(SIM_NEW_COMMON_OBJS).
369 
 
370 
Fri Oct 31 10:33:40 1997  Andrew Cagney
371 
 
372 
        * interp.c (sim_open): Check state magic number.
373 
        (sim-assert.h): Include.
374 
 
375 
Tue Oct 28 11:06:47 1997  Andrew Cagney
376 
 
377 
        * v850.igen: Add model filter field to records.
378 
 
379 
Fri Oct  3 09:28:00 1997  Andrew Cagney
380 
 
381 
        * configure: Regenerated to track ../common/aclocal.m4 changes.
382 
 
383 
Fri Sep 26 11:56:02 1997  Felix Lee
384 
 
385 
        * sim-main.h: delete null override of SIM_ENGINE_HALT_HOOK and
386 
        SIM_ENGINE_RESTART_HOOK.
387 
 
388 
Wed Sep 24 17:38:57 1997  Andrew Cagney
389 
 
390 
        * configure: Regenerated to track ../common/aclocal.m4 changes.
391 
 
392 
Wed Sep 24 17:28:26 1997  Andrew Cagney
393 
 
394 
        * sim-main.h (WITH_TARGET_WORD_MSB): Delete.
395 
 
396 
        * configure.in (SIM_AC_OPTION_BITSIZE): Specify 32 bit
397 
        architecture with MSB == 31.
398 
 
399 
Wed Sep 24 14:04:20 1997  Andrew Cagney
400 
 
401 
        * v850.igen: Make divh insn with RRRRR==0 breakpoint.
402 
 
403 
Tue Sep 23 11:04:38 1997  Andrew Cagney
404 
 
405 
        * configure: Regenerated to track ../common/aclocal.m4 changes.
406 
 
407 
Tue Sep 23 10:19:51 1997  Andrew Cagney
408 
 
409 
        * Makefile.in (SIM_WARNINGS, SIM_ALIGNMENT, SIM_ENDIAN,
410 
        SIM_HOSTENDIAN, SIM_RESERVED_BITS): Delete, moved to common.
411 
        (SIM_EXTRA_CFLAGS): Update.
412 
 
413 
Mon Sep 22 11:46:20 1997  Andrew Cagney
414 
 
415 
        * configure: Regenerated to track ../common/aclocal.m4 changes.
416 
        * configure.in: Really specify NONSTRICT_ALIGNMENT as the default.
417 
 
418 
Fri Sep 19 17:45:25 1997  Andrew Cagney
419 
 
420 
        * configure.in: Specify NONSTRICT_ALIGNMENT as the default.
421 
        * configure: Regenerated to track ../common/aclocal.m4 changes.
422 
 
423 
Fri Sep 19 10:37:20 1997  Andrew Cagney
424 
 
425 
        * v850.igen (disp16): Use EXTEND16 to sign extend disp.
426 
        (disp22): Only shift left by 1, not 2.
427 
        ("jmp"): Ensure PC is 2 byte aligned.
428 
 
429 
        * simops.c, v850.igen: Move "Bcond", "jr", "jarl" code to
430 
        v850.igen. Fix tracing.
431 
 
432 
        * simops.c (OP_300, OP_400, OP_500): Move "sdl.b", "sld.h",
433 
        "sld.w" insns to v850.igen.  Fix tracing.
434 
        (OP_70): Ditto for "sld.hu".
435 
 
436 
        * v850.igen: Clarify tracing of "sld.b", "sld.h" et.al.
437 
 
438 
        * simops.c (condition_met): Make global.
439 
 
440 
        * sim-main.h (TRACE_ALU_INPUT3, TRACE_BRANCH0, TRACE_LD,
441 
        TRACE_ST): Define.
442 
        (TRACE_LD_NAME): Define.
443 
 
444 
        * simops.c: Move "cmov", "cmov imm" to v850.igen, fix.
445 
 
446 
Wed Sep 17 16:21:08 1997  Andrew Cagney
447 
 
448 
        * simops.c: Move "mov", "reti", to v850.igen, fix tracing.
449 
 
450 
        * interp.c (hash): Delete.
451 
 
452 
        * v850.igen (nop): Really do nothing.
453 
 
454 
        * interp.c (do_interrupt): Mask interrupts after PSW is saved, not
455 
        before.
456 
        * v850.igen (reti): Return to current PC not previous.
457 
 
458 
Wed Sep 17 14:02:10 1997  Andrew Cagney
459 
 
460 
        * simops.c: Move "ctret", "bsw", "hsw" to v850.igen, fix tracing.
461 
        (trace_module): Global, save component/module name across insn.
462 
 
463 
        * simops.c: Move "bsh" to v850.igen, fix.
464 
 
465 
        * v850.igen (callt): Load correct number of bytes. Fix tracing.
466 
        (stsr, ldsr): Correct src, dest fields. Fix tracing.
467 
        (ctret): Force alignment.  Fix tracing.
468 
 
469 
Tue Sep 16 22:14:01 1997  Andrew Cagney
470 
 
471 
        * simops.c (trace_output): Add result argument.
472 
        (trace_result): New function.  Simpler version of trace_output,
473 
        assumes trace needed.
474 
        (trace_output): Call trace_result.
475 
        (trace_output): For IMM_REG_REG, trace correct register.
476 
        (trace_input): Add case for 16bit immediates.
477 
        (OP_600, OP_640, OP_680, OP_6C0, OP_6A0): Use.
478 
 
479 
        * sim-main.h (TRACE_ALU_INPUT, TRACE_ALU_RESULT): Define.
480 
        (trace_values, trace_name, trace_pc, trace_num_values): Make
481 
        global.
482 
        (GR, SR): Define.
483 
 
484 
        v850.insn (movea, stsr): Use.
485 
        (sxb, sxh, zxb, zxh): Ditto.
486 
 
487 
Tue Sep 16 21:14:01 1997  Andrew Cagney
488 
 
489 
        * simops.c: Move "movea" from here.
490 
        * v850.igen: To here.
491 
 
492 
        * v850.igen (simm16): Define, sign extend imm16.
493 
        (uimm16): Define, no sign extension.
494 
        (addi, andi, movea, movhi, mulhi, ori, satsubi, xori): Use.
495 
 
496 
        * simops.c: Move "sxh", "switch", "sxb", "callt", "dispose",
497 
        "mov32" from here.
498 
        * v850.igen: To here.
499 
        (switch): Fix off by two error in NIA calc.
500 
 
501 
Tue Sep 16 15:14:01 1997  Andrew Cagney
502 
 
503 
        * simops.c (trace_pc, trace_name, trace_values, trace_num_values):
504 
        New static globals.
505 
        (trace_input): Just save pc, name and values for trace_output.
506 
        (trace_output): Write trace values to a buffer.  Use
507 
        trace_one_insn to print trace info and buffer.
508 
        (SIZE_OPERANDS, SIZE_LOCATION): Delete.
509 
 
510 
Tue Sep 16 09:02:00 1997  Andrew Cagney
511 
 
512 
        * sim-main.h (struct _sim_cpu): Add psw_mask so that reserved bits
513 
        can be masked out.
514 
 
515 
        * simops.c (OP_2007E0, OP_4007E0): Move "ldsr", "stsr"
516 
        instructions from here.
517 
        * v850.igen (ldsr, stsr): To here.  Mask out reserved bits when
518 
        setting PSW.
519 
 
520 
        * interp.c (sim_open): Set psw_mask if machine known.
521 
 
522 
Tue Sep 16 10:20:00 1997  Andrew Cagney
523 
 
524 
        * v850-dc: Add rule to diferentiate between breakpoint and divh.
525 
        * v850.igen (break): New instruction, breakpoint simulator.
526 
        * v850.igen (breakpoint): Enable.  Change to a 32bit instruction.
527 
 
528 
Mon Sep 15 18:44:05 1997  Jim Wilson
529 
 
530 
        * simops.c (Multiply64): Don't store into register zero.
531 
 
532 
Tue Sep 16 09:02:00 1997  Andrew Cagney
533 
 
534 
        * Makefile.in (semantics.o): Add dependency.
535 
 
536 
        * sim-main.h (SAVE_1, SAVE_2): Perform backward compatible save,
537 
        do not adjust CIA/NIA.
538 
 
539 
Mon Sep 15 17:36:15 1997  Andrew Cagney
540 
 
541 
        * simops.c (OP_300, OP_400, OP_70): Make behavour depend on PSW[US].
542 
 
543 
        * simops.c: Move "divun", "sld.bu", "divhn", "divhun", "divn",
544 
        "divun", "pushml" code from here to v850.igen.
545 
        (divun): Make global.
546 
        (type3_regs): Make global
547 
 
548 
        * v850.igen: Move simops.c code to here.
549 
 
550 
        * interp.c (sim_create_inferior): For v850eq set US bit by
551 
        default.
552 
 
553 
        * interp.c (sim_open): Don't set arch, now set by
554 
        sim_analyze_program.
555 
 
556 
        * configure: Regenerated to track ../common/aclocal.m4 changes.
557 
 
558 
Mon Sep 15 14:39:34 1997  Andrew Cagney
559 
 
560 
        * simops.c (op_types): Move from here.
561 
        sim-main.h: To here.
562 
 
563 
        * sim-main.h (trace_input, trace_output), simops.c: Make global.
564 
 
565 
        * simops.c (OP_60): Move "jmp" code from here.
566 
        * v850.igen (jmp): To here.
567 
 
568 
        * simops.c (OP_60): Move "sld.bu" code from here.
569 
        * v850.igen (sld.bu): To here.
570 
 
571 
Fri Sep 12 15:11:03 1997  Andrew Cagney
572 
 
573 
        * v850.igen (prepare, ...): Add to v850eq architecture.
574 
 
575 
        * interp.c (sim_open): Default to v850eq.
576 
 
577 
        * interp.c (sim_open): Default to v850e.
578 
        * sim-main.h (signal.h): Include.
579 
 
580 
        * v850.igen (illegal): Report/halt illegal instructions.
581 
 
582 
        * Makefile.in (SIM_EXTRA_CFLAGS): Add SIM_RESERVED_BITS.
583 
 
584 
        * configure.in: Add reserved bits option.
585 
        * configure: Regenerate.
586 
 
587 
Thu Sep 11 08:40:03 1997  Andrew Cagney
588 
 
589 
        * interp.c (sim_open): Use sim_do_commandf instead of asprintf.
590 
 
591 
        * sim-main.h (INSN_NAME):
592 
 
593 
        * Makefile.in (INCLUDE): Add SIM_EXTRA_DEPS.
594 
        (SIM_EXTRA_DEPS): Add itable.h
595 
        (tmp-gencode): Does not depend on simops.h
596 
 
597 
        * sim-main.h (itable.h): Include.
598 
        (MAX_INSNS, INSN_NAME): Define.
599 
 
600 
        * interp.c: Compute inttype from the interrupt_names index that
601 
        was passed in.
602 
 
603 
Wed Sep 10 10:25:40 1997  Andrew Cagney
604 
 
605 
        * simops.c (trace_input): Use trace_printf instead of
606 
        sim_io_printf.
607 
        (trace_output): Ditto.
608 
        (trace_input): Only trace when TRACE_ALU_P.  Delete code
609 
        disasembling instruction.
610 
        (trace_output): Only trace when TRACE_ALU_P.
611 
 
612 
Tue Sep  9 01:29:50 1997  Andrew Cagney
613 
 
614 
        * simops.c (trace_input, trace_output): Use sim_io_printf.
615 
        (OP_620): Pass correct argument to trace.
616 
        (OP_E607E0): Ditto.
617 
        (trace_input): Obtain prog_bfd, text_start et.al from simulator
618 
        struct.
619 
 
620 
Mon Sep  8 21:03:52 1997  Andrew Cagney
621 
 
622 
        * v850.igen: New file.
623 
        * v850-dc: New file.
624 
 
625 
Mon Sep  8 18:33:04 1997  Andrew Cagney
626 
 
627 
 
628 
        * sim-main.h (SEXT16): Delete, use EXTEND16.
629 
        (SEXT8): Delete, use EXTEND8.
630 
        (SEXT32): Delete, used?
631 
        (SEXT40, SEXT44, SEXT64): Use UNSIGNED64 for constants, not ...LL.
632 
        (WITH_TARGET_WORD_MSB): Define as 31. v850 little bit endian.
633 
 
634 
        * simops.c: Use EXTEND15 from sim-bits instead of SEXT16.
635 
 
636 
        * sim-main.h (DEBUG_TRACE, DEBUG_VALUES, v850_debug): Delete,
637 
        replace with TRACE_INSN_P and TRACE_ALU_P.
638 
 
639 
        * simops.c (trace_input, trace_output): Update.
640 
 
641 
        * interp.c (sim_engine_run): Delete.
642 
        (lookup_hash): Delete.
643 
        (sim_open): Do not fill hash table.
644 
        (sim_trace): Delete.
645 
 
646 
Fri Sep  5 17:04:48 1997  Andrew Cagney
647 
 
648 
        * simops.c (OP_FFFF): Use sim_engine_halt.
649 
        (OP_12007E0): Ditto.
650 
        (OP_10007E0): Ditto.
651 
 
652 
        * sim-main.h (struct sim_cpu): Delete member exception. Using
653 
        sim-engine et.al.
654 
 
655 
        * interp.c (sim_info): Do not do anything in sim-info.
656 
        (sim_stop): Delete, replace with sim-stop.
657 
        (sim_stop_reason): Delete, replace with sim-reason.
658 
 
659 
        * sim-main.h (WITH_WATCHPOINTS): Define.
660 
        (WITH_MODULO_MEMORY): Define
661 
 
662 
        * Makefile.in (SIM_OBJS): Add sim-resume, sim-watch, sim-stop,
663 
        sim-reason.
664 
 
665 
        * interp.c (enum interrupt_cond_type): Delete.
666 
        (struct interrupt_generator): Delete.
667 
        (enum interrupt_type): Drop int_none.
668 
        (sim_open): Initialize WATCHPOINT module.
669 
        (sim_resume, sim_run): Rename sim_resume to sim_run.
670 
        (sim_engine_run): Replace interrupt code with call to sim-events.
671 
        (sim_set_interrupt): Delete.
672 
        (sim_parse_number): Delete.
673 
 
674 
Thu Sep  4 17:21:23 1997  Doug Evans
675 
 
676 
        * configure: Regenerated to track ../common/aclocal.m4 changes.
677 
 
678 
Thu Sep  4 18:11:37 1997  Andrew Cagney
679 
 
680 
        * simops.c (fetch_argv): New function, fetch a arg vector from
681 
        simulator memory.
682 
 
683 
        * configure.in: Check for fork, execve, execv.
684 
        * configure: Regenerate.
685 
 
686 
        * interp.c (sim_store_register, sim_fetch_register): Use H2T_4 and
687 
        T2H_4 for byte swapping.
688 
 
689 
        * sim-main.h, interp.c (get_word, get_half, get_byte, put_word,
690 
        put_half, put_byte): Delete.
691 
 
692 
        * Makefile.in (SIM_OBJS): Add sim-memopt.o module.
693 
 
694 
        * sim-main.h (load_mem, store_mem): Redefine as macros.
695 
        (IMEM, IMEM_IMMED): New macros - fetch instructions.
696 
 
697 
        * simops.c (OP_10007E0): For SYS_read, SYS_write, SYS_open
698 
        transfer data via a buffer.
699 
        (fetch_str): New function, fetch string from memory.
700 
 
701 
        * Makefile.in (SIM_OBJS): Add sim-hrw.o module.
702 
 
703 
        * interp.c (sim_open): Establish memory maps using sim-memopt.c
704 
        via sim_do_command.
705 
        (sim_do_command): Print error if memory-map command is used. Call
706 
        sim_args_command.
707 
        (map): Delete, replaced by sim-core.
708 
        (sim_memory_init): Delete, replaced by sim-core.
709 
        (sim_set_memory_map): Delete, replaced by sim-memopt.
710 
        (load_mem): Delete, replaced by sim-core.
711 
        (store_mem): Delete, replaced by sim-core.
712 
        (sim_write): Delete, replaced by sim-hrw.
713 
        (sim_read): Delete, replaced by sim-hrw.
714 
 
715 
        * sim-main.h (struct sim_state): Remove memory members, using
716 
        sim-core.c
717 
 
718 
Wed Sep  3 10:18:55 1997  Andrew Cagney
719 
 
720 
        * sim-main.h: Replace SIM_HAVE_FLATMEM with mem ptr.
721 
        * interp.c (map): Do not add to a void pointer.
722 
 
723 
        * Makefile.in (INCLUDE): Add sim-main.h
724 
 
725 
        * configure.in: Check for time.h
726 
        * configure: Re-generate.
727 
 
728 
        * interp.c (struct interrupt_generator): Make time unsigned long,
729 
        address SIM_ADDR.
730 
        (sim_resume): Make oldpc SIM_ADDR.
731 
        (struct hash_entry): Make mask/opcode unsigned.
732 
 
733 
        * v850_sim.h (struct simops ): Make opcode and mask unsigned.
734 
 
735 
        * simops.c (utime.h): Include if available.
736 
        (OP_10007E0): Check for UTIME function.
737 
        (divun): Put parentheses around shift argument.
738 
        (OP_640): Put parentheses around shift argument, was wrong.
739 
        (OP_107F0): Return something.
740 
 
741 
        * interp.c (sim_parse_number): Use strtoul not strtol.
742 
        (sim_resume): Use sim_elapsed_time_get to keep track of the time.
743 
 
744 
        * configure.in (SIM_AC_OPTION_WARNINGS): Add.
745 
        (SIM_AC_OPTION_ENDIAN): Set to hardwired big.
746 
        (SIM_AC_OPTION_HOST_ENDIAN): Add.
747 
        (AC_CHECK_FUNCS): Add utime.
748 
        (AC_CHECK_HEADERS): Add stdlib.h, string.h, strings.h, utime.h
749 
        configure: Regenerate.
750 
 
751 
 
752 
        * Makefile.in (SIM_RUN_OBJS): Use nrun.o.
753 
        (SIM_OBJS): Add sim-io.o, sim-hload.o, sim-utils.o, sim-options.o,
754 
        sim-config.o, sim-module.o, sim-events.o, sim-core.o,
755 
        sim-endian.o, sim-engine.o, sim-trace.o, sim-profile.o
756 
        (SIM_ENDIAN, SIM_WARNGINS): Define.
757 
 
758 
        * simops.c (OP_10007E0): Use sim_io_* for transfers.
759 
 
760 
        * interp.c (sim_resume): Pass sd around.
761 
 
762 
        * simops.c (sim-main.h): Include.
763 
 
764 
        * gencode.c (write_template): Generate #include sim-main.h.
765 
        (write_opcodes): Ditto.
766 
 
767 
        * interp.c (prog_bfd, prog_bfd_was_opened_p): Delete.
768 
        (v850_callback): Ditto.
769 
        (sim_kind, myname): Ditto.
770 
        (lookup_hash): Pass SD. Use sim_io_error.
771 
        (sim_set_memory_map): Pass in SD, use.
772 
        (init_system): Pass in SD, use.
773 
        (sim_open): Update.
774 
        (sim_set_profile): Delete.
775 
        (sim_set_profile_size): Delete.
776 
        (do_interrupt): Pass in SD, use.
777 
        (sim_info): Use sim_io_printf.
778 
        (sim_create_inferior): Reset registers.  Set PC from prog_bfd
779 
        argument.
780 
        (sim_load): Delete, use common/sim-hload.c
781 
        (sim_size): Rename to sim_memory_init.
782 
        (sim_write): Remove call to init_system.
783 
        (init_system): Delete.
784 
        (sim_set_callbacks): Delete.
785 
        (sim_set_interrupt): Pass in SD, use.
786 
        (start_time): Delete.
787 
 
788 
        * v850_sim.h: Remove everything except `struct simops' from here.
789 
        * sim-main.h: Move most to here.
790 
        * gencode.c: Move #includes to here.
791 
 
792 
        * sim-main.h(struct _sim_cpu): Rename struct _state.
793 
        (#define PC, et.al.): Update
794 
        (v850_callback): Delete.  Replaced with SIM_DESC arg.
795 
        (int8, uint8, int16, uint16, int32, uint32): Define types using
796 
        unsigned8 et.al from common/sim-types.h.
797 
        * sim-main.h (State): Define as STATE_CPU.
798 
 
799 
Mon Sep  1 12:07:55 1997  Andrew Cagney
800 
 
801 
        * configure.in: Check for time, chmod.
802 
        * configure: Regenerate.
803 
        * simops.c (SYS_time, SYS_chmod): Use HAVE_TIME, HAVE_CHMOD.
804 
 
805 
        * simops.c (../../libgloss/v850/sys/syscall.h): Include instead of
806 
        sys/syscall.h.
807 
        (OP_10007E0): Check the existance each SYS_* macro independantly.
808 
 
809 
        * v850_sim.h (SIGQUIT, SIGTRAP): Only define if missing.
810 
 
811 
Wed Aug 27 18:13:22 1997  Andrew Cagney
812 
 
813 
        * configure: Regenerated to track ../common/aclocal.m4 changes.
814 
        * config.in: Ditto.
815 
 
816 
Tue Aug 26 10:42:38 1997  Andrew Cagney
817 
 
818 
        * interp.c (sim_kill): Delete.
819 
        (sim_create_inferior): Add ABFD argument.
820 
        (sim_load): Move setting of PC from here.
821 
        (sim_create_inferior): To here.
822 
 
823 
Mon Aug 25 17:50:22 1997  Andrew Cagney
824 
 
825 
        * configure: Regenerated to track ../common/aclocal.m4 changes.
826 
        * config.in: Ditto.
827 
 
828 
Mon Aug 25 11:31:23 1997  Andrew Cagney
829 
 
830 
        * interp.c (sim_open): Add ABFD argument.
831 
 
832 
Fri Aug 22 10:39:28 1997  Nick Clifton
833 
 
834 
        * simops.c (bsh): Only set CY flag if either of the bottom
835 
        bytes is zero.
836 
 
837 
        * simops.c (prepare, dispose): Lower numbered
838 
        registers go to higher numbered address.
839 
 
840 
        * simops.c (unsigned divide instructions): S bit set if result has
841 
        top bit set.
842 
 
843 
        * simops.c (pushml, pushmh, popml, popmh): Lower numbered
844 
        registers go to higher numbered address.
845 
 
846 
Wed Aug 20 13:56:35 1997  Nick Clifton
847 
 
848 
        * simops.c (OP_107E0, OP_107F0, OP_307E0, OP_307F0): Use correct
849 
        interpretation of SR bit in list18 structure.
850 
        (divn, divun): New functions to perform N step divide functions.
851 
 
852 
Mon Aug 18 10:59:02 1997  Nick Clifton
853 
 
854 
        * simops.c (OP_300, OP_400, OP_60, OP_70): Support variant opcodes
855 
        with US bit set in the PSW.
856 
 
857 
Wed Aug 13 19:06:55 1997  Nick Clifton
858 
 
859 
        * interp.c (sim_resume): Opcode functions return amount to be
860 
        added to PC and all opcodes take a standard format in the OP[]
861 
        array.
862 
 
863 
        (do_format_*): Functions removed.
864 
 
865 
        * v850_sim.h (SP, EP): New register mnemonics.
866 
 
867 
        * gencode.c (write_header): Functions prototypes return an
868 
        integer.
869 
 
870 
        * simops.c: Opcode functions return amount to be added to PC.
871 
 
872 
        * v850_sim.h (CTPC, CTPSW, CTBP): New register mnemonics.
873 
 
874 
        * simops.c: Add support for v850e instructions.
875 
 
876 
        * simops.c: Add support for v850eq instructions.
877 
 
878 
Tue May 20 10:24:14 1997  Andrew Cagney
879 
 
880 
        * interp.c (sim_open): Add callback argument.
881 
        (sim_set_callbacks): Delete SIM_DESC argument.
882 
 
883 
Thu Apr 24 00:39:51 1997  Doug Evans
884 
 
885 
        * configure: Regenerated to track ../common/aclocal.m4 changes.
886 
 
887 
Wed Apr 23 17:20:16 1997  Doug Evans
888 
 
889 
        * interp.c (prog_bfd_was_opened_p): New static local.
890 
        (prog_bfd): New global variable.
891 
        (sim_open): Undo patch to add -E support.
892 
        (sim_close): Close prog_bfd if sim_load opened it.
893 
        (sim_load): Record bfd of loaded file in prog_bfd.
894 
        * simops.c (prog_bfd): Renamed from exec_bfd.
895 
 
896 
Fri Apr 18 14:17:12 1997  Andrew Cagney
897 
 
898 
        * interp.c (sim_stop): Stub function.
899 
 
900 
Thu Apr 17 03:53:18 1997  Doug Evans
901 
 
902 
        * Makefile.in (SIM_OBJS): Add sim-load.o.
903 
        * interp.c (sim_kind, myname): New static locals.
904 
        (sim_open): Set sim_kind, myname.  Ignore -E arg.
905 
        (sim_load): Return SIM_RC.  New arg abfd.  Call sim_load_file to
906 
        load file into simulator.  Set start address from bfd.
907 
        (sim_create_inferior): Return SIM_RC.  Delete arg start_address.
908 
 
909 
Wed Apr 16 19:53:55 1997  Andrew Cagney
910 
 
911 
        * simops.c (OP_10007E0): Only provide system calls SYS_execv,
912 
        SYS_wait, SYS_wait, SYS_utime, SYS_time if defined by the host.
913 
 
914 
Mon Apr  7 15:45:02 1997  Andrew Cagney
915 
 
916 
        * configure: Regenerated to track ../common/aclocal.m4 changes.
917 
        * config.in: Ditto.
918 
 
919 
Wed Apr  2 15:06:28 1997  Doug Evans
920 
 
921 
        * interp.c (sim_open): New arg `kind'.
922 
 
923 
        * configure: Regenerated to track ../common/aclocal.m4 changes.
924 
 
925 
Wed Apr  2 14:34:19 1997 Andrew Cagney
926 
 
927 
        * configure: Regenerated to track ../common/aclocal.m4 changes.
928 
 
929 
Wed Mar 19 01:14:00 1997  Andrew Cagney
930 
 
931 
        * configure: Regenerated to track ../common/aclocal.m4 changes.
932 
 
933 
Mon Mar 17 15:10:07 1997  Andrew Cagney
934 
 
935 
        * configure: Re-generate.
936 
 
937 
Fri Mar 14 10:34:11 1997  Michael Meissner
938 
 
939 
        * configure: Regenerate to track ../common/aclocal.m4 changes.
940 
 
941 
Thu Mar 13 13:00:54 1997  Doug Evans
942 
 
943 
        * interp.c (sim_open): New SIM_DESC result.  Argument is now
944 
        in argv form.
945 
        (other sim_*): New SIM_DESC argument.
946 
 
947 
Tue Feb  4 13:33:30 1997  Doug Evans
948 
 
949 
        * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
950 
        COMMON_{PRE,POST}_CONFIG_FRAG instead.
951 
        * configure.in: sinclude ../common/aclocal.m4.
952 
        * configure: Regenerated.
953 
 
954 
Thu Jan 23 11:46:23 1997  Stu Grossman  (grossman@critters.cygnus.com)
955 
 
956 
        * configure configure.in Makefile.in:  Update to new configure
957 
        scheme which is more compatible with WinGDB builds.
958 
        * configure.in:  Improve comment on how to run autoconf.
959 
        * configure:  Re-run autoconf to get new ../common/aclocal.m4.
960 
        * Makefile.in:  Use autoconf substitution to install common
961 
        makefile fragment.
962 
 
963 
Mon Jan 20 16:05:34 1997  Michael Meissner
964 
 
965 
        * simops.c (OP_{E0,2E0,6E0}): The multiply operations sign extend,
966 
        not zero extend.
967 
 
968 
Tue Jan 14 17:06:03 1997  Stu Grossman  (grossman@critters.cygnus.com)
969 
 
970 
        * simops.c:  Put ifdefs around things to make MSVC happy.  Get rid
971 
        of unistd.h.  Disable SYS_stat, SYS_chown, SYS_time, SYS_times,
972 
        SYS_gettimeofday and SYS_utime from MSVC.
973 
 
974 
Tue Dec 31 18:11:13 1996  Michael Meissner
975 
 
976 
        * simops.c (OP_10007E0): Know that kill encodes the signal number
977 
        via: 0xdead0000 | signal and turn it back into a signal.
978 
 
979 
Fri Dec 27 14:44:06 1996  Michael Meissner
980 
 
981 
        * v850_sim.h (SIG_V850_EXIT): Define as -1.
982 
 
983 
        * interp.c (sim_open): Cast calloc function.
984 
        (sim_stop_reason): If signal is SIG_V850_EXIT, inform gdb the
985 
        program exited with the appropriate exit code.
986 
        (sim_set_interrupt): Declare buildargv.
987 
 
988 
        * simops.c (OP_10007E0): Make exit signal normal exit.  Make time
989 
        type correct and work on big endian systems.
990 
 
991 
Wed Nov 20 02:18:44 1996  Doug Evans
992 
 
993 
        * Makefile.in: Delete stuff moved to ../common/Make-common.in.
994 
        (SIM_OBJS,SIM_EXTRA_CFLAGS,SIM_EXTRA_CLEAN): Define.
995 
        * configure.in: Simplify using macros in ../common/aclocal.m4.
996 
        Call AC_CHECK_HEADERS(unistd.h).
997 
        * configure: Regenerated.
998 
        * config.in: New file.
999 
        * simops.c: #include "config.h".  #include  if present.
1000 
 
1001 
Sun Nov  3 23:02:54 1996  Stan Shebs
1002 
 
1003 
        * v850_sim.h (State): New slots dummy_mem, pending_nmi.
1004 
        (EIPC, etc): New macros for system registers.
1005 
        * simops.c, interp.c: Use everywhere.
1006 
 
1007 
        * interp.c: Add support for interrupts issued by interrupt
1008 
        generators, either PC- or time-based.  Controlled by simulator
1009 
        command "sim interrupt".
1010 
 
1011 
        * interp.c: Add support for variable-size allocation of memory,
1012 
        via simulator command "sim memory-map".
1013 
        (map): Issue SIGSEGV for references to invalid memory regions.
1014 
 
1015 
Thu Oct 31 14:44:10 1996  Gavin Koch
1016 
 
1017 
        * simops.c: Include  for struct timeval and
1018 
        struct timezone.
1019 
 
1020 
Wed Oct 30 08:49:10 1996  Jeffrey A Law  (law@cygnus.com)
1021 
 
1022 
        * simops.c (OP_10007E0): Handle SYS_times and SYS_gettimeofday.
1023 
 
1024 
        * simops.c (OP_10007E0): Handle SYS_time.
1025 
 
1026 
Tue Oct 29 14:22:55 1996  Jeffrey A Law  (law@cygnus.com)
1027 
 
1028 
        * simops.c: Include .
1029 
        (OP_10007E0): Handle SYS_stat.
1030 
 
1031 
Thu Oct 24 12:26:35 1996  Jeffrey A Law  (law@cygnus.com)
1032 
 
1033 
        * simops.c (OP_10007E0): Don't declare errno.
1034 
 
1035 
        * simops.c (OP_500): Mask off low bit in displacement
1036 
        for sld.w.
1037 
        (OP_501): Similarly.
1038 
 
1039 
        * simops.c (OP_500): Fix displacement handling for sld.w.
1040 
        (OP_501): Similarly for sst.w.
1041 
 
1042 
        * simops.c (trace_input): Remove all references to SEXT7.
1043 
        (OP_300, OP_400, OP_500, OP_380, OP_480, OP_501): Displacement
1044 
        is zero extended for sst/sld instructions.
1045 
        * v850_sim.h (SEX7): Delete.  It's no longer needed (and it
1046 
        was incorrect anyway).
1047 
 
1048 
Thu Oct 24 10:33:33 1996  Stu Grossman  (grossman@critters.cygnus.com)
1049 
 
1050 
        * Makefile.in:  Get rid of srcroot.  Set all INSTALL macros via
1051 
        autoconf.
1052 
        * gencode.c (write_opcodes):  Pad operands field to account for
1053 
        MSVC braindamage.
1054 
        * simops.c:  Include errno.h.  Exclude SYS_chown, since MSVC
1055 
        doesn't support it.  (Why is this here in the first place?!?)
1056 
        * v850_sim.h:  Get rid of 64 bit defs.  Also, get rid of #elif's.
1057 
        Change number of operands in struct simops from 9 to 6.  Define
1058 
        SIGTRAP and SIGQUIT for MSVC.
1059 
 
1060 
Tue Oct 15 16:19:51 1996  Stu Grossman  (grossman@critters.cygnus.com)
1061 
 
1062 
        * interp.c (MEM_SIZE):  It's now bytes, not a power of 2.
1063 
        * (map):  Add support for external mem in the 1->2 meg range.
1064 
        Also, abort() when memory access is way out of bounds.  (Better to
1065 
        die than to give wrong result.  (This will be fixed later.))
1066 
        * (sim_size):  MEM_SIZE is now bytes, not shift factor.
1067 
 
1068 
Tue Oct  1 15:53:24 1996  Gavin Koch
1069 
 
1070 
        * simops.c (trace_input): Swapped order of operands for output
1071 
        output of OP_IMM_REG.  Changed the fetching of the operands for
1072 
        OP_LOAD32, and OP_STORE32 to work like op-function.
1073 
 
1074 
Mon Sep 30 15:46:33 1996  Stu Grossman  (grossman@critters.cygnus.com)
1075 
 
1076 
        * interp.c:  Move includes of remote-sim.h and callback.h to
1077 
        v850-sim.h.
1078 
        * (lookup_hash): Add PC to report of hash failure.
1079 
        * (map load_mem store_mem):  New memory subsystem.  Models V851
1080 
        memory system.
1081 
        * (sim_write sim_read):  Use new memory subsystem.
1082 
        * (sim_resume):  Don't load and save PC into EIPC anymore.  Needed
1083 
        to make user-defined traps work right.
1084 
        * simops.c (OP_*):  Use new memory subsystem.
1085 
        * (OP_14007E0 (reti)):  Implement reti.
1086 
        * (OP_14996E0 (trap)):  Implement user-defined traps.  Move I/O to
1087 
        trap 31.  Use new memory subsystem.
1088 
        * v850_sim.h:  Prototypes for load_mem, store_mem and map.  Use
1089 
        load_mem in RLW macro.
1090 
 
1091 
Fri Sep 27 18:34:09 1996  Stu Grossman  (grossman@critters.cygnus.com)
1092 
 
1093 
        * gencode.c (write_opcodes):  Output hex values for opcode mask
1094 
        and patterns.
1095 
        * interp.c (sim_resume):  Save and restore PC from the appropriate
1096 
        register.
1097 
        * (sim_fetch_register sim_store_register):  Fix byte-order problem
1098 
        with reading and writing registers.
1099 
        * simops.c (OP_FFFF):  Implement pseudo-breakpoint insn.
1100 
 
1101 
Fri Sep 27 17:42:37 1996  Jeffrey A Law  (law@cygnus.com)
1102 
 
1103 
        * simops.c (trace_input): Fix thinko.
1104 
 
1105 
Wed Sep 18 09:54:12 1996  Michael Meissner
1106 
 
1107 
        * simops.c (exec_bfd): Rename from sim_bfd.
1108 
        (trace_input): Ditto.
1109 
 
1110 
Thu Sep 12 12:03:05 1996  Michael Meissner
1111 
 
1112 
        * simops.c (trace_input): Use find_nearest_line to print line
1113 
        number, function name or file name of PC.
1114 
 
1115 
Wed Sep 11 16:44:37 1996  Michael Meissner
1116 
 
1117 
        * simops.c: Add tracing support.  Use SEXTxx macros instead of
1118 
        doing hardwired shifts.
1119 
 
1120 
        * configure.in (--enable-sim-cflags): Add switch to add additional
1121 
        flags to simulator buld.  If --enable-sim-cflags=trace, turn on
1122 
        tracing.
1123 
        * configure: Regenerate.
1124 
 
1125 
        * Makefile.in: Don't require a VPATH capable make if configuring
1126 
        in the same directory.  Don't use CFLAGS for configuration flags.
1127 
        Add flags from --enable-sim-cflags.  Support canadian cross
1128 
        builds.  Rebuild whole simulator if include files change.
1129 
 
1130 
        * interp.c (v850_debug): New global for debugging.
1131 
        (lookup_hash,sim_size,sim_set_profile): Use
1132 
        printf_filtered callback, instead of calling printf directly.
1133 
        (sim_{open,trace}): Enable tracing if -t and compiled for tracing.
1134 
 
1135 
        * v850_sim.h: Use limits.h to set the various sized types.
1136 
        (SEXT{5,7,16,22}): New macros.
1137 
 
1138 
Mon Sep  9 20:50:46 1996  Jeffrey A Law  (law@cygnus.com)
1139 
 
1140 
        * interp.c (hash): Make this an inline function
1141 
        when compiling with GCC.  Simplify.
1142 
        * simpos.c: Explicitly include "sys/syscall.h".  Remove
1143 
        some #if 0'd code.  Enable more emulated syscalls.
1144 
 
1145 
Wed Sep  4 01:48:55 1996  Jeffrey A Law  (law@cygnus.com)
1146 
 
1147 
        * interp.c: Fix sign bit handling for add and sub instructions.
1148 
 
1149 
Tue Sep  3 10:20:30 1996  Jeffrey A Law  (law@cygnus.com)
1150 
 
1151 
        * gencode.c: Fix various indention & style problems.
1152 
        Remove test code.  Remove #if 0 code.
1153 
        * interp.c: Provide prototypes for all static functions.
1154 
        Fix minor indention problems.
1155 
        (sim_open, sim_resume): Remove unused variables.
1156 
        (sim_read): Return type is "int".
1157 
        * simops.c: Remove unused variables.
1158 
        (divh): Make result of divide-by-zero zero.
1159 
        (setf): Initialize result to keep compiler quiet.
1160 
        (sar instructions): These just clear the overflow bit.
1161 
        * v850_sim.h: Provide prototypes for put_byte, put_half
1162 
        and put_word.
1163 
 
1164 
        * interp.c: OP should be an array of 32bit operands!
1165 
        (v850_callback): Declare.
1166 
        (do_format_5): Fix extraction of OP[0].
1167 
        (sim_size): Remove debugging printf.
1168 
        (sim_set_callbacks): Do something useful.
1169 
        (sim_stop_reason): Gross hacks to get c-torture running.
1170 
        * simops.c: Simplify code for computing targets of bCC
1171 
        insns.   Invert 's' bit if 'ov' bit is set for some
1172 
        instructions.  Fix 'cy' bit handling for numerous
1173 
        instructions.  Make the simulator stop when a halt
1174 
        instruction is encountered.  Very crude support for
1175 
        emulated syscalls (trap 0).
1176 
        * v850_sim.h: Include "callback.h" and declare
1177 
        v850_callback.  Items in the operand array are 32bits.
1178 
 
1179 
Sun Sep  1 22:35:35 1996  Jeffrey A Law  (law@cygnus.com)
1180 
 
1181 
        * interp.c (sim_resume): Fix code to check for a format 3
1182 
        opcode.
1183 
        * simops.c: bCC insns only argument is a constant, not a
1184 
        register value (duh...)
1185 
 
1186 
Fri Aug 30 10:33:49 1996  Jeffrey A Law  (law@cygnus.com)
1187 
 
1188 
        * simops.c: Fix "not1" and "set1".
1189 
 
1190 
        * simops.c: Don't forget to initialize temp for
1191 
        "ld.h" and "ld.w"
1192 
 
1193 
        * interp.c: Remove various debugging printfs.
1194 
 
1195 
        * simops.c: Fix satadd, satsub boundary case handling.
1196 
 
1197 
        * interp.c (hash): Fix.
1198 
        * interp.c (do_format_8): Get operands correctly and
1199 
        call the target function.
1200 
        * simops.c: Rough cut at "clr1", "not1", "set1", and "tst1".
1201 
 
1202 
Thu Aug 29 13:53:29 1996  Jeffrey A Law  (law@cygnus.com)
1203 
 
1204 
        * interp.c (do_format_4): Get operands correctly and
1205 
        call the target function.
1206 
        * simops.c: Rough cut at "sld.b", "sld.h", "sld.w", "sst.b",
1207 
        "sst.h", and "sst.w".
1208 
 
1209 
        * v850_sim.h: The V850 doesn't have split I&D spaces.  Change
1210 
        accordingly.  Remove many unused definitions.
1211 
        * interp.c: The V850 doesn't have split I&D spaces.  Change
1212 
        accordingly.
1213 
        (get_longlong, get_longword, get_word): Deleted.
1214 
        (write_longlong, write_longword, write_word): Deleted.
1215 
        (get_operands): Deleted.
1216 
        (get_byte, get_half, get_word): New functions.
1217 
        (put_byte, put_half, put_word): New functions.
1218 
        * simops.c: Remove unused functions.  Rough cut at
1219 
        "ld.b", "ld.h", "ld.w", "st.b", "st.h", "st.w" insns.
1220 
 
1221 
        * v850_sim.h (struct _state): Remove "psw" field.  Add
1222 
        "sregs" field.
1223 
        (PSW): Remove bogus definition.
1224 
        * simops.c: Change condition code handling to use the psw
1225 
        register within the sregs array.  Handle "ldsr" and "stsr".
1226 
 
1227 
        * simops.c: Handle "satadd", "satsub", "satsubi", "satsubr".
1228 
 
1229 
        * interp.c (do_format_5): Get operands correctly and
1230 
        call the target function.
1231 
        (sim_resume): Don't do a PC update for format 5 instructions.
1232 
        * simops.c: Handle "jarl" and "jmp" instructions.
1233 
 
1234 
        * simops.c: Fix minor typos.  Handle "cmp", "setf", "tst"
1235 
        "di", and "ei" instructions correctly.
1236 
 
1237 
        * interp.c (do_format_3): Get operands correctly and call
1238 
        the target function.
1239 
        * simops.c: Handle bCC instructions.
1240 
 
1241 
        * simops.c: Add condition code handling to shift insns.
1242 
        Fix minor typos in condition code handling for other insns.
1243 
 
1244 
        * Makefile.in: Fix typo.
1245 
        * simops.c: Add condition code handling to "sub" "subr" and
1246 
        "divh" instructions.
1247 
 
1248 
        * interp.c (hash): Update to be more accurate.
1249 
        (lookup_hash): Call hash rather than computing the hash
1250 
        code here.
1251 
        (do_format_1_2): Handle format 1 and format 2 instructions.
1252 
        Get operands correctly and call the target function.
1253 
        (do_format_6): Get operands correctly and call the target
1254 
        function.
1255 
        (do_formats_9_10): Rough cut so shift ops will work.
1256 
        (sim_resume): Tweak to deal with format 1 and format 2
1257 
        handling in a single funtion.  Don't update the PC
1258 
        for format 3 insns.  Fix typos.
1259 
        * simops.c: Slightly reorganize.  Add condition code handling
1260 
        to "add", "addi", "and", "andi", "or", "ori", "xor", "xori"
1261 
        and "not" instructions.
1262 
        * v850_sim.h (reg_t): Registers are 32bits.
1263 
        (_state): The V850 has 32 general registers.  Add a 32bit
1264 
        psw and pc register too.  Add accessor macros
1265 
 
1266 
        * Makefile.in, interp.c, v850_sim.h: Bring over endianness
1267 
        changes from the d10v simulator.
1268 
 
1269 
        * simops.c: Add shift support.
1270 
 
1271 
        * simops.c: Add multiply & divide support.  Abort for system
1272 
        instructions.
1273 
 
1274 
        * simops.c: Add logicals, mov, movhi, movea, add, addi, sub
1275 
        and subr.  No condition codes yet.
1276 
 
1277 
Wed Aug 28 13:53:22 1996  Jeffrey A Law  (law@cygnus.com)
1278 
 
1279 
        * ChangeLog, Makefile.in, configure, configure.in, v850_sim.h,
1280 
        gencode.c, interp.c, simops.c: Created.
1281 
 

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