d19a88150312abaedde0f8c3acb617a5c4920b0e
[deliverable/binutils-gdb.git] / sim / sh / ChangeLog
1 2015-11-14 Mike Frysinger <vapier@gentoo.org>
2
3 * interp.c (sim_close): Delete.
4
5 2015-06-23 Mike Frysinger <vapier@gentoo.org>
6
7 * configure: Regenerate.
8
9 2015-06-12 Mike Frysinger <vapier@gentoo.org>
10
11 * configure: Regenerate.
12
13 2015-06-12 Mike Frysinger <vapier@gentoo.org>
14
15 * configure: Regenerate.
16
17 2015-04-18 Mike Frysinger <vapier@gentoo.org>
18
19 * sim-main.h (SIM_CPU): Delete.
20
21 2015-04-18 Mike Frysinger <vapier@gentoo.org>
22
23 * sim-main.h (sim_cia): Delete.
24
25 2015-04-17 Mike Frysinger <vapier@gentoo.org>
26
27 * sim-main.h (CIA_GET, CIA_SET): Delete.
28
29 2015-04-17 Mike Frysinger <vapier@gentoo.org>
30
31 * interp.c (sh_pc_get, sh_pc_set): New functions.
32 (sim_open): Call CPU_PC_FETCH & CPU_PC_STORE for all cpus.
33
34 2015-04-15 Mike Frysinger <vapier@gentoo.org>
35
36 * Makefile.in (SIM_OBJS): Delete sim-cpu.o.
37 * sim-main.h (STATE_CPU): Delete.
38
39 2015-04-13 Mike Frysinger <vapier@gentoo.org>
40
41 * configure: Regenerate.
42
43 2015-04-06 Mike Frysinger <vapier@gentoo.org>
44
45 * Makefile.in (SIM_OBJS): Delete sim-engine.o.
46
47 2015-03-31 Mike Frysinger <vapier@gentoo.org>
48
49 * config.in, configure: Regenerate.
50
51 2015-03-28 Mike Frysinger <vapier@gentoo.org>
52
53 * Makefile.in (SIM_RUN_OBJS, SIM_EXTRA_CFLAGS): Delete.
54 (SIM_OBJS): Change to $(SIM_NEW_COMMON_OBJS).
55 * interp.c: Delete run-sim.h include. Include sim-main.h, sim-base.h,
56 and sim-options.h.
57 (SEXT, SEXT32): Undefine.
58 (sim_write): Delete prototype.
59 (regstacktype, saved_state_type): Move to sim-main.h.
60 (target_little_endian): Replace with CURRENT_TARGET_BYTE_ORDER.
61 (host_little_endian): Replace with CURRENT_HOST_BYTE_ORDER.
62 (sim_kind, myname, tracing, sim_stop, sim_trace, sim_set_profile,
63 sim_set_profile_size, sim_load, sim_set_callbacks,
64 sim_complete_command): Delete.
65 (sim_size): Mark static.
66 (init_pointers): Delete host_little_endian setup.
67 (sim_resume): Delete tracing check.
68 (free_state): New cleanup function.
69 (sim_open): Rewrite to use new common logic.
70 (sim_create_inferior): Call init_dsp.
71 * sim-main.h: New file.
72 * tconfig.h: Delete file.
73
74 2015-03-28 Mike Frysinger <vapier@gentoo.org>
75
76 * gencode.c (ppi_gensim): Convert old style prototype with ppi_insn.
77 * interp.c: Include ctype.h and run-sim.h.
78 [HAVE_TIME_H]: Include time.h
79 [HAVE_SYS_TIME_H]: Include sys/time.h
80 [!_WIN32]: Include utime.h and sys/wait.h.
81 (set_fpscr1, raise_exception, raise_buserror, get_dr, set_dr, set_sr,
82 do_rdat, do_wdat, process_wlat_addr, process_wwat_addr,
83 process_wbat_addr, process_rlat_addr, process_rwat_addr,
84 process_rbat_addr, IOMEM, get_now, now_persec, swapout, swapout16,
85 ptr, strswaplen, strnswap, dmul, macw, macl, get_loop_bounds_ext,
86 get_loop_bounds, sim_size, init_dsp, init_pointers, dump_profile,
87 gotcall, sim_stop, sim_write, sim_read, sim_store_register,
88 sim_fetch_register, sim_trace, sim_stop_reason, sim_info,
89 sim_set_profile, sim_set_profile_size, sim_open,
90 parse_and_set_memory_size, sim_close, sim_load, sim_create_inferior,
91 sim_do_command, sim_set_callbacks): Convert old style prototype.
92 (fail): Delete unused function.
93 (wlat_fast, wwat_fast, wbat_fast, rlat_fast, rwat_fast, rbat_fast):
94 Delete unused prototypes.
95 (wlat_fast, wwat_fast, wbat_fast, rlat_fast, rwat_fast, rbat_fast,
96 swap, swap16):
97 Convert old style prototype and move INLINE before the type.
98 (trap): Convert old style prototype. Add casts to wait and sim_write
99 calls.
100 (div1): Convert old style prototype. Change return to void.
101 (do_long_move_insn, do_blog_insn, fsca_s, fsrra_s, mcalloc): Mark
102 static.
103 (sim_resume): Convert old style prototype. Align printf format and
104 args.
105
106 2015-03-28 Mike Frysinger <vapier@gentoo.org>
107
108 * gencode.c (ppi_gensim): Add missing */. Change case 4 to case 5.
109
110 2015-03-28 Mike Frysinger <vapier@gentoo.org>
111
112 * Makefile.in (gencode): Add $(BUILD_CFLAGS), $(BUILD_LDFLAGS),
113 and $(WARN_CFLAGS).
114 * gencode.c: Include ctype.h, stdlib.h, string.h, and unistd.h.
115 (struct op): Mark members const.
116 (tab): Mark static.
117 (nibble_type_list): Mark const.
118 (arg_type_list): Mark const.
119 (make_enum_list): Delete unused func.
120 (qfunc, expand_opcode, dumptable, expand_ppi_code): Convert old
121 style prototype and mark args const.
122 (sorttab, gengastab, conflict_warn, filltable, expand_ppi_movxy,
123 gensim, ppi_filltable): Convert old style prototype.
124 (gensim_caselist): Convert old style prototype. Mark local
125 variables s and r const.
126 (gendefines): Convert old style prototype. Mark s const. Move
127 tolower call into printf statement.
128 (ppi_gensim): Convert old style prototype. Mark local variable
129 s const.
130 (main): Convert old style prototype. Change printf %d to %zu.
131
132 2015-03-28 Mike Frysinger <vapier@gentoo.org>
133
134 * config.in, configure: Regenerate.
135 * configure.ac: Call SIM_AC_OPTION_ENDIAN, SIM_AC_OPTION_ALIGNMENT,
136 SIM_AC_OPTION_HOSTENDIAN, SIM_AC_OPTION_ENVIRONMENT,
137 SIM_AC_OPTION_INLINE, SIM_AC_OPTION_WARNINGS.
138
139 2015-03-16 Mike Frysinger <vapier@gentoo.org>
140
141 * config.in, configure: Regenerate.
142 * tconfig.in: Rename file ...
143 * tconfig.h: ... here.
144
145 2015-03-14 Mike Frysinger <vapier@gentoo.org>
146
147 * Makefile.in (SIM_EXTRA_CFLAGS): Set to
148 -DSIM_USE_DEPRECATED_RUN_FRONTEND.
149 (SIM_RUN_OBJS): Set to run.o.
150
151 2015-03-14 Mike Frysinger <vapier@gentoo.org>
152
153 * configure.ac (AC_CHECK_HEADERS): Delete.
154 * aclocal.m4, configure: Regenerate.
155
156 2014-10-14 Oleg Endo <olegendo@gcc.gnu.org> (tiny patch)
157
158 * gencode.c (fabs, fneg): Implement as integer operation
159 instead of using the FP_UNARY macro.
160
161 2014-08-19 Alan Modra <amodra@gmail.com>
162
163 * configure: Regenerate.
164
165 2014-08-15 Roland McGrath <mcgrathr@google.com>
166
167 * configure: Regenerate.
168 * config.in: Regenerate.
169
170 2014-03-10 Mike Frysinger <vapier@gentoo.org>
171
172 * interp.c (parse_and_set_memory_size): Add const to str.
173 (sim_do_command): Add const to cmd and sms_cmd.
174
175 2014-03-05 Mike Frysinger <vapier@gentoo.org>
176
177 * interp.c (sim_load): Add const to prog.
178
179 2014-02-17 Mike Frysinger <vapier@gentoo.org>
180
181 PR gdb/16450
182 * interp.c (control_c): Delete.
183 (sim_resume): Delete signal(SIGINT) handling.
184
185 2013-09-23 Alan Modra <amodra@gmail.com>
186
187 * configure: Regenerate.
188
189 2013-06-03 Mike Frysinger <vapier@gentoo.org>
190
191 * aclocal.m4, configure: Regenerate.
192
193 2012-06-15 Joel Brobecker <brobecker@adacore.com>
194
195 * config.in, configure: Regenerate.
196
197 2012-03-24 Mike Frysinger <vapier@gentoo.org>
198
199 * aclocal.m4, config.in, configure: Regenerate.
200
201 2012-02-16 Kevin Buettner <kevinb@redhat.com>
202
203 * interp.c (MA): Adjust cast to avoid warning on 64-bit hosts.
204
205 * interp.c (sim_store_register, sim_fetch_register): Return
206 length, not -1.
207
208 2011-12-03 Mike Frysinger <vapier@gentoo.org>
209
210 * aclocal.m4: New file.
211 * configure: Regenerate.
212
213 2011-10-17 Mike Frysinger <vapier@gentoo.org>
214
215 * configure.ac: Change include to common/acinclude.m4.
216
217 2011-10-17 Mike Frysinger <vapier@gentoo.org>
218
219 * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
220 call. Replace common.m4 include with SIM_AC_COMMON.
221 * configure: Regenerate.
222
223 2011-04-16 Mike Frysinger <vapier@gentoo.org>
224
225 * interp.c (sim_complete_command): New stub function.
226
227 2010-04-14 Mike Frysinger <vapier@gentoo.org>
228
229 * interp.c (sim_write): Add const to buffer arg.
230
231 2010-01-12 Masaki Muranaka <monaka@monami-software.com>
232
233 * interp.c: Don't include sysdep.h.
234 Include stdio.h and errno.h.
235 Include string.h strings.h stdlib.h sys/stat.h if present.
236
237 2010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
238
239 * configure: Regenerate.
240
241 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
242
243 * config.in: Regenerate.
244 * configure: Likewise.
245
246 * configure: Regenerate.
247
248 2008-07-11 Hans-Peter Nilsson <hp@axis.com>
249
250 * configure: Regenerate to track ../common/common.m4 changes.
251 * config.in: Ditto.
252
253 2008-06-06 Vladimir Prus <vladimir@codesourcery.com>
254 Daniel Jacobowitz <dan@codesourcery.com>
255 Joseph Myers <joseph@codesourcery.com>
256
257 * configure: Regenerate.
258
259 2008-02-04 Antony King <antony.king@st.com>
260
261 * interp.c (macl): Fix non-portable implementation.
262
263 2007-10-08 Andrew Stubbs <andrew.stubbs@st.com>
264
265 * gencode.c (tab): Add RAISE_EXCEPTION_IF_IN_DELAY_SLOT to the
266 definition of PC relative 'mov.l'/'mov.w' and also 'mova'.
267
268 2007-03-02 Andrew Stubbs <andrew.stubbs@st.com>
269
270 * gencode.c (tab): Correct pre-decrement instructions when m == n.
271
272 2006-12-21 Hans-Peter Nilsson <hp@axis.com>
273
274 * acconfig.h: Remove.
275 * config.in: Regenerate.
276
277 2006-06-13 Richard Earnshaw <rearnsha@arm.com>
278
279 * configure: Regenerated.
280
281 2006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
282
283 * configure: Regenerated.
284
285 2006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
286
287 * configure: Regenerated.
288
289 2005-11-10 Andrew Stubbs <andrew.stubbs@st.com>
290
291 * interp.c (sim_memory_size): Use same amount of memory on Windows as
292 elsewhere.
293
294 2005-09-19 J"orn Rennecke <joern.rennecke@st.com>
295
296 * interp.c (<sys/mman.h>): Include.
297 (mcalloc): New function / macro.
298 (mfree): New macro.
299 (sim_size): Use mcalloc and mfree.
300
301 2005-08-02 J"orn Rennecke <joern.rennecke@st.com>
302
303 * interp.c (strswaplen): Add one for '\0' delimiter.
304
305 2005-06-16 Daniel Jacobowitz <dan@codesourcery.com>
306
307 * gencode.c (tab): Avoid lvalue casts. Suggested by
308 Ralf Corsepius <ralf.corsepius@rtems.org>.
309
310 2005-04-12 Jonathan Larmour <jifl@eCosCentric.com>
311
312 * gencode.c (tab): Avoid inserting code before variables all declared.
313
314 2005-03-23 Mark Kettenis <kettenis@gnu.org>
315
316 * configure: Regenerate.
317
318 2005-01-14 Andrew Cagney <cagney@gnu.org>
319
320 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
321 explicit call to AC_CONFIG_HEADER.
322 * configure: Regenerate.
323
324 2005-01-12 Andrew Cagney <cagney@gnu.org>
325
326 * configure.ac: Update to use ../common/common.m4.
327 * configure: Re-generate.
328
329 2005-01-11 Andrew Cagney <cagney@localhost.localdomain>
330
331 * configure: Regenerated to track ../common/aclocal.m4 changes.
332
333 2005-01-07 Andrew Cagney <cagney@gnu.org>
334
335 * configure.ac: Rename configure.in, require autoconf 2.59.
336 * configure: Re-generate.
337
338 2004-12-08 Hans-Peter Nilsson <hp@axis.com>
339
340 * configure: Regenerate for ../common/aclocal.m4 update.
341
342 2004-09-08 DJ Delorie <dj@redhat.com>
343
344 Commited by Corinna Vinschen <vinschen@redhat.com>
345 * gencode.c (movua.l): Compensate for endianness.
346
347 2004-09-08 Corinna Vinschen <vinschen@redhat.com>
348
349 * interp.c (RAISE_EXCEPTION_IF_IN_DELAY_SLOT): New macro.
350 (in_delay_slot): New flag variable.
351 (Delay_Slot): Set in_delay_slot.
352 (sim_resume): Reset in_delay_slot after leaving code switch.
353 * gencode.c (op tab): Call RAISE_EXCEPTION_IF_IN_DELAY_SLOT for all
354 instructions not allowed in delay slots.
355
356 2004-09-08 Michael Snyder <msnyder@redhat.com>
357
358 Commited by Corinna Vinschen <vinschen@redhat.com>
359 Introduce SH2a support.
360 * interp.c: Change type of jump table to short. Add various macros.
361 (sim_load): Save the bfd machine code.
362 (sim_create_inferior): Ditto.
363 (union saved_state_type): Add tbr, ibnr and ibcr registers.
364 Move bfd_mach to end of struct. Add regstack pointer.
365 (init_dsp): Don't swap contents of sh_dsp_table any more. Instead
366 use it directly in its own switch statement. Allocate space for 512
367 register banks.
368 (do_long_move_insn): New function.
369 (do_blog_insn): Ditto.
370 (trap): Use trap #13 and trap #14 to set ibnr and ibcr.
371 * gencode.c: Move movx/movy insns into separate switch statement.
372 (op tab): Add sh2a insns. Reject instructions that are disabled
373 on that chip.
374 (gensim_caselist): Generate default case here instead of in caller.
375 (gensim): Generate two separate switch statements. Call
376 gensim_caselist once for each (for movsxy_tab and for tab).
377 Add tokens for r15 and multiple regs.
378 (conflict_warn, warn_conflicts): Add for debugging.
379
380 2004-08-18 J"orn Rennecke <joern.rennecke@superh.com>
381
382 * gencode.c (tab): For shad snd shld, fix result for
383 (op1 < 0 && shift_amount == 0).
384
385 2004-02-02 Michael Snyder <msnyder@redhat.com>
386
387 * gencode.c (movua.l): Set thislock to 0, not n.
388
389 2004-02-12 Michael Snyder <msnyder@redhat.com>
390
391 * gencode.c (table): Change from char to short.
392 (dumptable): Change generated table from char to short.
393 * interp.c (sh_jump_table, sh_dsp_table, ppi_table): char to short.
394 (init_dsp): Compute size of sh_dsp_table.
395 (sim_resume): Change jump_table from char to short.
396
397 2004-01-27 Michael Snyder <msnyder@redhat.com>
398
399 * gencode.c: (op tab): Some refs and defs fixes.
400 "fsrra" -> "fsrra <FREG_N>".
401 "sleep": replace array ref with array addr.
402 "trapa": ditto.
403 Comment and whitespace clean-ups.
404
405 2004-01-07 Michael Snyder <msnyder@redhat.com>
406
407 * gencode.c: Whitespace cleanup.
408 * interp.c: Ditto.
409
410 * gencode.c: Replace 'Hitachi' with 'Renesas'.
411 (op tab): Add new instructions for sh4a, DBR, SBR.
412 (expand_opcode): Add handling for new movxy combinations.
413 (gensym_caselist): Ditto.
414 (expand_ppi_movxy): Remove movx/movy expansions,
415 now handled in expand_opcode.
416 (gensym): Add some helpful macros.
417 (expand_ppi_code): Flatten loop for simplicity, tweak for 12-bit
418 instead of 8-bit table (some insns are ambiguous to 8 bits).
419 (ppi_gensim, main): Generate 12-bit instead of 8-bit ppi table.
420
421 * interp.c: Replace 'Hitachi' with 'Renesas'.
422 (union saved_state_type): Add dbr, sgr, ldst.
423 (get_loop_bounds_ext): New function.
424 (init_dsp): Add bfd_mach_sh4al_dsp.
425 (sim_resume): Handle extended loop bounds.
426
427 2003-12-18 Michael Snyder <msnyder@redhat.com>
428
429 * gencode.c (expand_opcode): Simplify and reorganize.
430 Eliminate "shift" parameter. Eliminate "4 bits at a time"
431 assumption. Flatten switch statement to a single level.
432 Add "eeee" token for even-numbered registers.
433 (bton): Delete.
434 (fsca): Use "eeee" token.
435 (ppi_moves): Rename to "expand_ppi_movxy". Do the ddt
436 [movx/movy] expansion here, as well as the ppi expansion.
437 (gensim_caselist): Accept 'eeee' along with 'nnnn'.
438
439 2003-11-03 J"orn Rennecke <joern.rennecke@superh.com>
440
441 * interp.c (fsca_s, fsrra_s): New functions.
442 * gencode.c (tab): Add entries for fsca and fsrra.
443 (expand_opcode): Allow variable length n / m fields.
444
445 2003-10-15 J"orn Rennecke <joern.rennecke@superh.com>
446
447 * syscall.h (SYS_truncate, SYS_ftruncate): Define.
448 * interp.c (trap): Add support for SYS_ftruncate and SYS_truncate.
449
450 2003-08-11 Shrinivas Atre <shrinivasa@KPITCummins.com>
451 * sim/sh/gencode.c ( tab[] ): Addition of MAC.L handler and
452 correction for MAC.W handler
453 * sim/sh/interp.c ( macl ): New Function. Implementation of
454 MAC.L handler.
455
456 2003-08-07 Michael Snyder <msnyder@redhat.com>
457
458 * gencode.c (expand_ppi_code): Comment spelling fix.
459
460 2003-07-25 Michael Snyder <msnyder@redhat.com>
461
462 * gencode.c (pshl): Change < to <= (shift by 16 is allowed).
463 Cast argument of >> to unsigned to prevent sign extension.
464 (psha): Change < to <= (shift by 32 is allowed).
465
466 2003-07-24 Michael Snyder <msnyder@redhat.com>
467
468 * gencode.c: Fix typo in comment.
469
470 2003-07-23 Michael Snyder <msnyder@redhat.com>
471
472 * gencode.c: A few more fix-ups of refs and defs.
473 (frchg): Raise SIGILL if in double-precision mode.
474 (ldtlb): We don't simulate cache, so this is a no-op.
475 (movsxy_tab): Correct a few bit pattern errors.
476
477 2003-07-09 Michael Snyder <msnyder@redhat.com>
478
479 * gencode.c (prnd): Clear LSW of result to zeros.
480 * gencode.c (pmuls): Expression is mis-parenthesized.
481 * gencode.c (ppi_gensim): For a conditional ppi insn, if the
482 condition is false, we want to return (not break). A break
483 will take us to the end of the function where registers will
484 be updated, whereas the desired outcome is for nothing to change.
485
486 2003-07-03 Michael Snyder <msnyder@redhat.com>
487
488 * gencode.c (movs): Fix a couple of text transpositions.
489
490 2003-06-27 Michael Snyder <msnyder@redhat.com>
491
492 * gencode.c (op tab): Some fix-ups of refs and defs.
493 (ocbi, ocbp): Cache not simulated, but may cause memory fault.
494 (gensym_caselist): Add default case to switch statement.
495 (expand_ppi_code): Add default case to switch statement.
496 * gencode.c (op tab): Implement movca.l.
497 * gencode.c (op movsxy_tab): Fix an error in the bit pattern.
498 * gencode.c (gensim_caselist): The movy instructions use
499 registers R6 and R7 (not R4 and R5 like the movx insns).
500
501 2003-06-27 Michael Snyder <msnyder@redhat.com>
502
503 * gencode.c (op movsxy_tab): Fix up some copy/paste errors
504 in name: s/REG_x/REG_y/.
505
506 * gencode.c (op tab): Move misplaced semicolon.
507
508 2003-02-27 Andrew Cagney <cagney@redhat.com>
509
510 * interp.c (init_dsp, sim_open, sim_create_inferior): Rename _bfd
511 to bfd.
512
513 Fri Oct 11 16:22:28 2002 J"orn Rennecke <joern.rennecke@superh.com>
514
515 * interp.c (trap): Return int. Take extra parameter for address
516 of the trap instruction. Changed all callers.
517 Add case 33 for profiling.
518 * gencode.c (trapa): Handle trap 33 using the trap function.
519 Add read of vector for generic traps.
520
521 Wed Jul 17 19:36:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
522
523 * Makefile.in (interp.o): Depend on $(srcroot)/include/gdb/sim-sh.h.
524 * interp.c: Include "gdb/sim-sh.h".
525 (sim_store_register, sim_fetch_register): Use constants defined there.
526
527 Tue Jun 18 16:53:11 2002 J"orn Rennecke <joern.rennecke@superh.com>
528
529 * interp.c (sim_resume): Fix setting of bus error for
530 instruction fetch.
531
532 2002-06-16 Andrew Cagney <ac131313@redhat.com>
533
534 * configure: Regenerated to track ../common/aclocal.m4 changes.
535
536 2002-06-08 Andrew Cagney <cagney@redhat.com>
537
538 * interp.c: Include "gdb/callback.h" and "gdb/remote-sim.h".
539
540 2001-01-30 Ben Elliston <bje@redhat.com>
541
542 * interp.c (sim_create_inferior): Record program arguments for
543 later inspection by the trap handler.
544 (count_argc): New function.
545 (prog_argv): Declare static.
546 (sim_write): Declare.
547 (trap): Implement argc, argnlen and argn system calls. Do not
548 abort on unknown system calls--simply return -1.
549 * syscall.h (SYS_argc, SYS_argnlen, SYS_argn): Define.
550
551 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
552
553 * interp.c (trap): Implement time.
554
555 2000-10-24 Ben Elliston <bje@redhat.com>
556
557 * gencode.c (tab): Delimit strings with commas where applicable.
558
559 Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
560
561 * configure: Regenerated to track ../common/aclocal.m4 changes.
562
563 Mon May 15 22:04:51 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
564
565 sh-dsp support, simulator speedup by using host byte order:
566
567 * Makefile.in (interp.o): Depends on ppi.c .
568 (ppi.c): New rule.
569 * gencode.c (printonmatch, think, genopc): Deleted.
570 (MAX_NR_STUFF): Now 42.
571 (tab): Add SH-DSP CPU instructions.
572 Amalgamate ldc / stc / lds / sts instructions with similar
573 bit patterns. Fix opcodes of stc Rm_BANK,@-<REG_N>.
574 Fix semantics of lds.l @<REG_N>+,MACH (no sign extend).
575 (movsxy_tab): New array.
576 For movs, change MMMM field to GGGG, and mmmm field to MMMM.
577 Added entries for movx, movy and parallel processing insns.
578 (ppi_tab): New array.
579 (qfunc): Stabilize sort.
580 (expand_opcode): Handle [01][01]NN, [01][01]xx and [01][01]yy.
581 Handle 'M', 'G' 's' 'X', 'a', 'Y' and 'A'.
582 (dumptable): Now takes three arguments. Changed all callers.
583 Emit just one contigous jump table.
584 (filltable): Now takes an argument. Changed all callers.
585 Make index static.
586 (ppi_moves, expand_ppi_code, ppi_filltable, ppi_gensim): New functions.
587 (gensim_caselist): New function, broken out of gensim.
588 Handle opcode fields 'x', 'y', 's', 'M', 'G', 'X', 'a', and 'Y'.
589 Handle ref '9'.
590 (gensim): Handle 'N' in code field and '8' in refs field.
591 Call gensim_caselist - twice.
592 (ppi_index): New static variable.
593 (main): Unsupport default action.
594 Add dsp support for -x / -s option. Add -p option.
595 * interp.c (sh_jump_table, sh_dsp_table, ppi_table): Declare.
596 (saved_state_type): Rearrange to allow amalgamated ldc / stc /
597 lds / sts to work efficiently.
598 (target_dsp): New static variable.
599 (GBR, VBR, SSR, SPC, MACH, MACL): Reflect saved_state_type change.
600 (FPUL, Rn_BANK, SET_Rn_BANK, M, Q, S, T, SR_BL, SR_RB): Likewise.
601 (SR_MD, SR_RC, SET_SR_BIT, GET_SR, SET_RC, GET_FPSCR): Likewise.
602 (RS, RE, MOD, MOD_ME, DSP_R): Likewise.
603 (set_fpscr1): Likewise. Use target_dsp to check for dsp.
604 (MOD_MSi, SIG_BUS_FETCH): Deleted.
605 (CREG, SREG, PR, SR_MASK_DMY, SR_MASK_DMX, SR_DMY): New macros.
606 (SR_DMX, DSR, MOD_DELTA, GET_DSP_GRD): Likewise.
607 (SET_MOD): Reflect saved_state_type change. Set MOD_DELTA instead
608 of MOD_MS, and encode SR_DMY / SR_DMX into high word of MOD_ME.
609 (set_sr): Reflect saved_state_type change. Fix SR_RB handling.
610 Use SET_MOD.
611 (MA, L, TL, TB): Now controlled by ACE_FAST.
612 (SEXT32): Just cast to int.
613 (SIGN32): Fixed to only shift by 31.
614 (CHECK_INSN_PTR): SIGBUS at insn fetch now represented by insn_end 0.
615 (ppi_insn): Declare.
616 (ppi.c): Include.
617 (init_dsp): Set target_dsp. When it changes, switch end of
618 sh_jump_table with sh_dsp_table.
619 (sim_resume) Don't declare sh_jump_table0. Use sh_jump_table instead.
620 Don't Declare PR if it's #defined.
621 Fix single-stepping (Was broken in Mar 6 16:59:10 patch).
622 (sim_store_register, sim_read_register): Translate accesses to
623 reflect saved_state_type change.
624
625 * interp.c (set_sr): Set sr.
626 (SET_RC, MOD, MOD_MS, MOD_ME, SET_MOD, MOD_MS, MOD_ME): New macros.
627 (set_fpscr1): Don't bank-switch fpu registers when simulating sh-dsp.
628 (DSP_R): Fix definition.
629 (sim_resume): Remove outdated SET_SR use.
630
631 * interp.c (saved_state): New members for struct member asregs:
632 rs, re, insn_end, xram_start, yram_start.
633 (struct loop_bounds): New struct.
634 (SKIP_INSN): New macro.
635 (get_loop_bounds): New function.
636 (endianw): Renamed to global_endianw.
637 (maskw): negated bits.
638 (PC): Now insn_ptr.
639 (SR_MASK_RC, SR_RC_INCREMENT, SR_RC, RAISE_EXCEPTION): New macros.
640 (RS, RE, DSP_R, DSP_GRD, A1, A0, X0, X1, Y0, Y1, M0, A1G): Likewise.
641 (M1, A0G, RIAT, PT2H, PH2T, SET_NIP, CHECK_INSN_PTR): Likewise.
642 (SIG_BUS_FETCH): Likewise
643 (raise_exception, riat_fast): New functions.
644 (raise_buserror, sim_stop): Use raise_exception.
645 (PROCESS_SPECIAL_ADDRESS): Use xram_start / yram_start.
646 (BUSERROR, WRITE_BUSERROR, READ_BUSERROR):
647 Reverse sense of mask argument.
648 (FP_OP, set_dr): Use RAISE_EXCEPTION.
649 (wlat_fast, wwat_fast, wbat_fast, rlat_fast, rwat_fast, rbat_fast):
650 Declare. Remove redundant masking.
651 (wwat_fast, rwat_fast): Add argument endianw. Changed callers.
652 (MA): Updated for change pc -> PC.
653 (Delay_Slot): Use RIAT.
654 (empty): Deleted.
655 (trap): Remove argument little_endian. Add argument endianw.
656 Changed all callers. Use raise_exception.
657 (macw): Add argument endainw. Changed all callers.
658 (init_dsp): New function, extended after broken out of init_pointers.
659 (sim_resume): Replace pc with insn_ptr. Replace little_endian with
660 endianw. Replace nia with nip. Reverse sense of maskb / maskw /
661 maskl. Implement logic for zero-overhead loops. Don't try to
662 interpret garbage when getting a SIGBUS at insn fetch.
663 (sim_open): Call init_dsp.
664 * gencode.c (tab): Use SET_NIP instead of nia = . Use PH2T / PT2H /
665 RAISE_EXCEPTION where appropriate.
666 Add extra cycles for brai, braf , bsr, bsrf, jmp, jsr.
667
668 * interp.c (sim_store_register, sim_fetch_register):
669 Do proper endianness switch.
670
671 * interp.c (saved_state_type): New members for struct member asregs:
672 xymem_select, xmem, ymem, xmem_offset, ymem_offset.
673 (special_address): Delete.
674 (BUSERROR): Now a two-argument predicate.
675 (PROCESS_SPECIAL_ADDRESS, WRITE_BUSERROR, READ_BUSERROR): New macros.
676 (wlat_little, wwat_little, wbat_any, wlat_big, wwat_big): Delete.
677 (process_wlat_addr, process_wwat_addr): New functions.
678 (process_wbat_addr, process_rlat_addr, process_rwat_addr): Likewise.
679 (process_rbat_addr): Likewise.
680 (wlat_fast, wwat_fast, wbat_fast): Use WRITE_BUSERROR.
681 (rlat_little, rwat_little, rbat_any, rlat_big, rwat_big): Delete.
682 (rlat_fast, rwat_fast, rbat_fast): Use READ_BUSERROR.
683 (RWAT, RLAT, RBAT, WWAT, WLAT, WBAT): Delete SLOW versions.
684 (do_rdat, trap): Delete SLOW code.
685 (SEXT32, SIGN32): New macros.
686 (swap, swap16): Now integer in - integer out. Changed all callers.
687 (strswaplen, strnswap): Delete SLOW versions.
688 (init_pointers): Initialize dsp memory selection (preliminary).
689 (sim_store_register, sim_fetch_register): Use swap instead of
690 big / little endian read / write functions.
691
692 * interp.c (maskl): Deleted.
693 (endianw, endianb): New variables.
694 (special_address): Now inline.
695 (bp_holder): Put raising of buserror there, rename to:
696 (raise_buserror).
697 (BUSERROR): Now yields a value. Changed all users.
698 (wbat_big): Delete.
699 (wlat_fast, wwat_fast, wbat_fast): New functions.
700 (rlat_fast, rwat_fast, rbat_fast): Likewise.
701 (RWAT, RLAT, RBAT, WWAT, WLAT, WBAT): Use new functions.
702 (do_rdat, do_wdat): Likewise. Take maskl argument instead of
703 little_endian one. Changed caller macros.
704 (swap, swap16): Use w[rw]lat_big / w[rw]lat_little directly.
705 (strswaplen, strnswap): New functions.
706 (trap): Use them to fix up endian mismatches;
707 disable SYS_execve and SYS_execv; fix double address translation for
708 SYS_pipe and SYS_stat.
709 (sym_write, sym_read): Add endianness translation.
710 (sym_store_register, sym_fetch_register): Add maskl local variable.
711 (sim_open): Set endianw and endianb.
712
713 Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
714
715 * configure: Regenerated to track ../common/aclocal.m4 changes.
716
717 Wed Aug 25 07:55:23 1999 Brendan Kehoe <brendan@cygnus.com>
718
719 * gencode.c (fcnvds <DR_N>,FPUL): Rewrite to use a local anonymous
720 union type, instead of casting to an int* then a float*.
721 (fcnvsd FPUL,<DR_N>): Likewise.
722 (flds <FREG_N>,FPUL): Likewise.
723 (fsts FPUL,<FREG_N>): Likewise.
724
725 1999-05-08 Felix Lee <flee@cygnus.com>
726
727 * configure: Regenerated to track ../common/aclocal.m4 changes.
728
729 1999-04-02 Keith Seitz <keiths@cygnus.com>
730
731 * interp.c (POLL_QUIT_INTERVAL): Define. Used to tweak the
732 frequency at which the poll_quit callback is called.
733 (sim_resume): Use POLL_QUIT_INTERVAL instead of a
734 hard-coded value.
735
736 Thu Sep 10 02:16:39 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
737
738 * interp.c (saved_state.asregs): Add new member pad_dummy.
739 (sim_store_register, sim_fetch_regsiter): Add 1 to rn for use
740 as index into saved_state.asints.
741
742 Mon Jun 29 19:35:24 1998 Jason Molenda (crash@bugshack.cygnus.com)
743
744 * interp.c (sim_open): set endianness based on the ABFD if a -E
745 option is not present and we have an ABFD.
746
747 Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
748
749 * configure: Regenerated to track ../common/aclocal.m4 changes.
750
751 Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
752
753 * configure: Regenerated to track ../common/aclocal.m4 changes.
754 * config.in: Ditto.
755
756 Sun Apr 26 15:19:48 1998 Tom Tromey <tromey@cygnus.com>
757
758 * acconfig.h: New file.
759 * configure.in: Reverted change of Apr 24; use sinclude again.
760
761 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
762
763 * configure: Regenerated to track ../common/aclocal.m4 changes.
764 * config.in: Ditto.
765
766 Fri Apr 24 11:18:35 1998 Tom Tromey <tromey@cygnus.com>
767
768 * configure.in: Don't call sinclude.
769
770 Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
771
772 * configure: Regenerated to track ../common/aclocal.m4 changes.
773
774 Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
775
776 * configure: Regenerated to track ../common/aclocal.m4 changes.
777
778 Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
779
780 * configure: Regenerated to track ../common/aclocal.m4 changes.
781
782 Wed Mar 18 12:38:12 1998 Andrew Cagney <cagney@b1.cygnus.com>
783
784 * configure: Regenerated to track ../common/aclocal.m4 changes.
785
786 Tue Feb 17 12:49:44 1998 Andrew Cagney <cagney@b1.cygnus.com>
787
788 * interp.c (sim_fetch_register, sim_store_register): Pass in
789 length parameter. Return -1.
790
791 Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
792
793 * configure: Regenerated to track ../common/aclocal.m4 changes.
794
795 Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
796
797 * configure: Regenerated to track ../common/aclocal.m4 changes.
798
799 Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
800
801 * configure: Regenerated to track ../common/aclocal.m4 changes.
802
803 Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
804
805 * configure: Regenerated to track ../common/aclocal.m4 changes.
806 * config.in: Ditto.
807
808 Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
809
810 * configure: Regenerated to track ../common/aclocal.m4 changes.
811
812 Wed Oct 22 14:43:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
813
814 * interp.c (sim_load): Pass lma_p and sim_write args to
815 sim_load_file.
816
817 Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
818
819 * configure: Regenerated to track ../common/aclocal.m4 changes.
820
821 Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
822
823 * configure: Regenerated to track ../common/aclocal.m4 changes.
824
825 Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
826
827 * configure: Regenerated to track ../common/aclocal.m4 changes.
828
829 Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
830
831 * configure: Regenerated to track ../common/aclocal.m4 changes.
832
833 Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
834
835 * configure: Regenerated to track ../common/aclocal.m4 changes.
836
837 Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
838
839 * configure: Regenerated to track ../common/aclocal.m4 changes.
840
841 Tue Sep 9 20:52:21 1997 Felix Lee <flee@cygnus.com>
842
843 * interp.c (sim_resume): poll_quit() at least once per call;
844 otherwise gdb can loop sim_resume() uninterruptably.
845
846 Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
847
848 * configure: Regenerated to track ../common/aclocal.m4 changes.
849
850 Tue Sep 2 13:15:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
851
852 * gencode.c (tab): Order instructions according to SH3 document.
853
854 Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
855
856 * configure: Regenerated to track ../common/aclocal.m4 changes.
857 * config.in: Ditto.
858
859 Tue Aug 26 10:41:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
860
861 * interp.c (sim_kill): Delete.
862 (sim_create_inferior): Add ABFD argument.
863 (sim_load): Move setting of PC from here.
864 (sim_create_inferior): To here.
865
866 Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
867
868 * configure: Regenerated to track ../common/aclocal.m4 changes.
869 * config.in: Ditto.
870
871 Mon Aug 25 16:17:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
872
873 * interp.c (sim_open): Add ABFD argument.
874
875 Mon Jun 23 15:49:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
876
877 * interp.c (get_dr): Avoid SIGFPE by moving integers instead of
878 FP's around.
879 (set_dr): Ditto.
880
881 Mon Jun 23 15:02:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
882
883 * interp.c (XD, SET_XD): Delete.
884 (XF, SET_XF, XD_TO_XF): Define, move around registers in either
885 FP bank.
886
887 * gencode.c (fmov): Update.
888
889 Sun Jun 22 19:33:33 1997 Andrew Cagney <cagney@b1.cygnus.com>
890
891 * interp.c (set_fpscr1): From J"orn Rennecke
892 <amylaar@cygnus.co.uk>, Fix typo. Ditto for comment.
893
894 Tue Aug 12 00:19:11 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
895
896 * interp.c (special_address): New function.
897 (BUSERROR): Call it. Added parameters bits_written and data.
898 Changed all callers.
899 * gencode.c (tab): Fixed ocbwb and pref.
900
901 Fri Jun 20 22:03:18 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
902
903 * interp.c (do_wdat, do_wdat): Fix bug in register number calculation.
904
905 Thu Jun 19 00:28:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
906
907 * interp.c (sim_create_inferior): Clear registers each time an
908 inferior is started.
909
910 Mon Jun 16 14:01:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
911
912 * interp.c (*FP, FP_OP, FP_CMP, FP_UNARY): Provide a hook for
913 when a host doesn't support IEEE FP.
914 (*DP): Provide alternative definition that supports 64bit floating
915 point.
916 (target_little_endian): Combine little_endian and little_endian_p.
917 (saved_state_type): Make fpscr and sr simple integers.
918 (SET_FPSCR, GET_FPSCR): Use macros to update fpscr register.
919 (set_fpscr1): New function. Handle swapping when PR / FR bits
920 changed. Call via *_FPSCR macro.
921 (SET_SR*, GET_SR*): Use macro's to access the SR bits - avoids
922 endian problems.
923
924 * gencode.c (tab): Update.
925
926 Sun Jun 15 15:22:52 1997 Andrew Cagney <cagney@b1.cygnus.com>
927
928 * gencode.c (main): Perform basic checks on tab entries.
929
930 * Makefile.in (gencode): Always compile with -g.
931
932 Sat Jun 14 13:45:09 1997 Andrew Cagney <cagney@b1.cygnus.com>
933
934 * gencode.c (gensim): Move ref checking code to before `stuff'.
935 For branches with delay slots refs were not being checked.
936
937 * interp.c (sim_resume): Use nia to specify the next instruction
938 address instead of overloading pc.
939 (C): Delete definiton - refer to cycles directly.
940 (SEXT12): New macro - sign extend a 12 bit quantity.
941 (Delay_Slot): Rename from SL.
942
943 * gencode.c (tab): Update/simplify.
944
945 * gencode.c (gensim): Better formatting of output code.
946 (gensim): Replace 10 with constant MAX_NR_STUFF- define as 15.
947 (tab): Sort alphabetically. Break `stuff' into multiple lines.
948
949 Fri Jun 13 22:10:13 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
950
951 * gencode.c (braf, bsrf): Fix branch destination calculation to
952 be in accordance with the documentation.
953
954 Fri Jun 13 15:33:53 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
955
956 * interp.c (init_pointers): Fix little endian test.
957
958 Thu Jun 5 12:56:08 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
959
960 * interp.c (init_pointers): SH4 hardware is always WORDS_BIT_ENDIAN.
961 * gencode (fmov from/to memory): take endian_mismatch into account
962 for 32 bit moves too.
963
964 Wed May 28 23:42:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
965
966 * gencode.c (swap.b): Fix treatment of high word.
967
968 Wed May 28 23:42:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
969
970 * sh/gencode.c,
971 * interp.c: experimental SH4 support.
972 DFmode moves are probaly broken for target little endian.
973
974 Tue May 20 10:23:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
975
976 * interp.c (sim_open): Add callback argument.
977 (sim_set_callbacks): Delete SIM_DESC argument.
978
979 Wed Apr 30 11:38:08 1997 Doug Evans <dje@canuck.cygnus.com>
980
981 * Makefile.in (SIM_EXTRA_CLEAN): Define.
982 (clean targets): Delete.
983 (sh-clean): New target.
984
985 Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
986
987 * configure: Regenerated to track ../common/aclocal.m4 changes.
988
989 Wed Apr 23 17:55:22 1997 Doug Evans <dje@canuck.cygnus.com>
990
991 * tconfig.in: New file.
992 * interp.c (sim_open): Handle missing arg to -E.
993
994 Tue Apr 22 08:55:35 1997 Stu Grossman (grossman@critters.cygnus.com)
995
996 * Makefile.in: Add clean targets.
997
998 Fri Apr 18 18:57:04 1997 Stu Grossman (grossman@critters.cygnus.com)
999
1000 * interp.c: Include float.h and define SIGTRAP if _WIN32.
1001 WIN32 -> _WIN32.
1002 * (trap): Do do SYS_chown for _WIN32.
1003
1004 Fri Apr 18 13:33:09 1997 Doug Evans <dje@canuck.cygnus.com>
1005
1006 * interp.c (sim_resume): Fix argument to poll_quit.
1007
1008 Fri Apr 18 14:14:49 1997 Andrew Cagney <cagney@b1.cygnus.com>
1009
1010 * interp.c (sim_stop): New function.
1011 (sim_resume): Use poll_quit for polling.
1012
1013 Thu Apr 17 03:32:04 1997 Doug Evans <dje@canuck.cygnus.com>
1014
1015 * Makefile.in (SIM_OBJS): Add sim-load.o.
1016 * interp.c (target_byte_order): Delete.
1017 (sim_kind, myname, little_endian_p): New static locals.
1018 (init_pointers): Use little_endian_p instead of target_byte_order.
1019 (sim_resume): Likewise.
1020 (sim_open): Set sim_kind, myname. Set little_endian_p from -E arg.
1021 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
1022 load file into simulator. Set start address from bfd.
1023 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
1024
1025 Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1026
1027 * configure: Regenerated to track ../common/aclocal.m4 changes.
1028 * config.in: Ditto.
1029
1030 Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
1031
1032 * interp.c (sim_open): New arg `kind'.
1033
1034 * configure: Regenerated to track ../common/aclocal.m4 changes.
1035
1036 Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1037
1038 * configure: Regenerated to track ../common/aclocal.m4 changes.
1039
1040 Wed Mar 19 09:34:36 1997 Fred Fish <fnf@cygnus.com>
1041
1042 * interp.c (sim_do_command): Check for NULL command or empty
1043 string and handle it the same as a "help" command. Use callback
1044 to print error message for unrecognized commands. Replace
1045 hardcoded tab in literal string with a \t. Other minor code
1046 cleanup.
1047
1048 Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1049
1050 * configure: Regenerated to track ../common/aclocal.m4 changes.
1051
1052 Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1053
1054 * configure: Re-generate.
1055
1056 Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
1057
1058 * configure: Regenerate to track ../common/aclocal.m4 changes.
1059
1060 Thu Mar 13 13:00:00 1997 Doug Evans <dje@canuck.cygnus.com>
1061
1062 * interp.c (sim_open): New SIM_DESC result. Argument is now
1063 in argv form.
1064 (other sim_*): New SIM_DESC argument.
1065
1066 Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
1067
1068 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
1069 COMMON_{PRE,POST}_CONFIG_FRAG instead.
1070 * configure.in: sinclude ../common/aclocal.m4.
1071 * configure: Regenerated.
1072
1073 Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
1074
1075 * configure configure.in Makefile.in: Update to new configure
1076 scheme which is more compatible with WinGDB builds.
1077 * configure.in: Improve comment on how to run autoconf.
1078 * configure: Re-run autoconf to get new ../common/aclocal.m4.
1079 * Makefile.in: Use autoconf substitution to install common
1080 makefile fragment.
1081
1082 Wed Nov 20 02:04:32 1996 Doug Evans <dje@canuck.cygnus.com>
1083
1084 * Makefile.in: Delete stuff moved to ../common/Make-common.in.
1085 (SIM_OBJS,SIM_EXTRA_LIBS): Define.
1086 * configure.in: Simplify using macros in ../common/aclocal.m4.
1087 Call AC_CHECK_HEADERS(unistd.h).
1088 * configure: Regenerated.
1089 * config.in: New file.
1090 * interp.c: #include "config.h". #include <unistd.h> if present.
1091 (trap): Fetch errno value with callback->get_errno.
1092
1093 Tue Nov 12 13:34:00 1996 Dawn Perchik <dawn@cygnus.com>
1094
1095 * interp.c: Don't include windows polling code if inside simluator.
1096
1097 Fri Sep 20 14:57:50 1996 Stan Shebs <shebs@andros.cygnus.com>
1098
1099 * interp.c: Minor formatting improvements.
1100 (saved_state_type): Add bank registers.
1101 (bp_holder): New function, use to break on when debugging BUSERROR.
1102 (BUSERROR): Call it if bus error occurs.
1103
1104 Wed Jun 26 12:29:22 1996 Jason Molenda (crash@godzilla.cygnus.co.jp)
1105
1106 * Makefile.in (bindir, libdir, datadir, mandir, infodir, includedir,
1107 INSTALL_PROGRAM, INSTALL_DATA): Use autoconf-set values.
1108 (docdir): Removed.
1109 * configure.in (AC_PREREQ): autoconf 2.5 or higher.
1110 (AC_PROG_INSTALL): Added.
1111 * configure: Rebuilt.
1112
1113 Thu May 16 15:44:29 1996 Ian Lance Taylor <ian@cygnus.com>
1114
1115 * interp.c (saved_state_type): Add memstalls field.
1116 (MA) Define macro.
1117 (sim_resume): New local variable memstalls. Add it back in to
1118 saved_state at the end of the function.
1119 (sim_info): Report memstalls.
1120 * gencode.c (tab): Add MA() to the execution string of all
1121 instructions which access memory.
1122
1123 Wed Feb 21 12:16:41 1996 Ian Lance Taylor <ian@cygnus.com>
1124
1125 * configure: Regenerate with autoconf 2.7.
1126
1127 Tue Dec 5 16:38:55 1995 Stu Grossman (grossman@cygnus.com)
1128
1129 * gencode.c (mac.l): Don't abort GDB if executing mac.l
1130 instruction (which is unimplemented). Generate a SIGTRAP (in the
1131 simulated target) instead.
1132
1133 Mon Dec 4 12:22:24 1995 J.T. Conklin <jtc@rtl.cygnus.com>
1134
1135 * gencode.c (tab): Added several sh3 opcodes.
1136 (think): Added printonmatch for A_SSR and A_SPC.
1137 * interp.c (SSR, SPC): Added definitions.
1138 (saved_state_type): Added ssr and spc registers.
1139
1140 Wed Nov 29 12:39:27 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1141
1142 * gencode.c (tab): In shad/shld definitions, negate R[m] before
1143 the and operation instead of after. For shad delete cast. For shld
1144 use UR instead of R and delete cast.
1145
1146 Fri Nov 17 12:48:55 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1147
1148 * gencode.c (tab): Add explicit NaN support for ftrc instruction.
1149
1150 Wed Nov 15 11:25:27 1995 Stu Grossman (grossman@cygnus.com)
1151
1152 * interp.c: Make target_byte_order be extern to prevent SGI cc from
1153 issuing warnings about the use of common symbols.
1154
1155 Tue Nov 14 15:19:43 1995 Stu Grossman (grossman@cygnus.com)
1156
1157 * gencode.c: jsr, bsr and bsrf actually save pc+4 in pr, and rts
1158 actually uses pr+0.
1159
1160 Sat Oct 21 13:01:18 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1161
1162 * sh/interp.c (sim_stop_reason): Catch SIGQUIT and indicate
1163 program exited.
1164 (sim_get_quit_code): Delete.
1165
1166 * gencode.c (gensim): Indicate SIGILL instead of calling abort for
1167 default case.
1168
1169 Mon Oct 16 18:24:03 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1170
1171 * interp.c (saved_state_type): Move FP registers to immediately
1172 after SR.
1173
1174 Tue Oct 10 11:12:15 1995 Fred Fish <fnf@cygnus.com>
1175
1176 * Makefile.in (BISON): Remove macro.
1177
1178 Fri Oct 6 12:08:18 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1179
1180 * interp.c (trap, case SYS_utime): Cast second arg of utime to
1181 void * to avoid compiler error.
1182
1183 * interp.c (callback): Remove last change. It is initialized by
1184 a sim_set_callbacks call.
1185
1186 Thu Oct 5 14:13:29 1995 steve chamberlain <sac@slash.cygnus.com>
1187
1188 * interp.c (callback): Initialize to default callback.
1189
1190 Thu Sep 28 15:26:59 1995 steve chamberlain <sac@slash.cygnus.com>
1191
1192 * run.c: Moved to ../common.
1193 * interp.c (trap): Use gdb's callback interface.
1194 * Makefile.in: Updated.
1195
1196 Wed Sep 20 13:35:13 1995 Ian Lance Taylor <ian@cygnus.com>
1197
1198 * Makefile.in (maintainer-clean): New synonym for realclean.
1199
1200 Wed Sep 20 09:51:50 1995 steve chamberlain <sac@slash.cygnus.com>
1201
1202 * run.c (sim_callback_write_stdout): New.
1203 * interp.c (trap): Call sim_callback_write_stdout when needed.
1204
1205 Mon Sep 18 18:42:27 1995 steve chamberlain <sac@slash.cygnus.com>
1206
1207 * interp.c (trap): Remove useless code.
1208
1209 Fri Sep 15 19:30:05 1995 steve chamberlain <sac@slash.cygnus.com>
1210
1211 * syscall.h: Copy from newlib.
1212
1213 Thu Sep 14 19:32:59 1995 Stu Grossman (grossman@cygnus.com)
1214
1215 * gencode.c: Back up PC by 2 for breakpoints.
1216 * interp.c: Move fp regs beyond pc/pr/etc to avoid confusing GDB,
1217 which expect pc to immediately follow regs[].
1218
1219 Fri Sep 8 14:18:13 1995 Ian Lance Taylor <ian@cygnus.com>
1220
1221 * configure.in: Define CC_FOR_BUILD. Don't call AC_PROG_INSTALL.
1222 * configure: Rebuild.
1223 * Makefile.in (INSTALL): Revert to using install.sh.
1224 (INSTALL_PROGRAM, INSTALL_DATA): Set to $(INSTALL).
1225 (INSTALL_XFORM, INSTALL_XFORM1): Restore.
1226 (CC_FOR_BUILD): Restore.
1227 (gencode): Build using $(CC_FOR_BUILD).
1228 (install): Don't install in $(tooldir).
1229
1230 Thu Sep 7 15:02:31 1995 J.T. Conklin <jtc@rtl.cygnus.com>
1231
1232 (Try to) Update to new bfd autoconf scheme.
1233 * run.c: Don't include sysdep.h.
1234 * Makefile.in (INSTALL{,_PROGRAM,_DATA}): Use autoconf computed value.
1235 (CC, CFLAGS, AR, RANLIB): Likewise.
1236 (HDEFINES, TDEFINES): Define.
1237 (CC_FOR_BUILD): Delete.
1238 (host_makefile_frag): Delete.
1239 (Makefile): Don't depend on frags.
1240 * configure.in (sysdep.h): Don't create symlink.
1241 (host_makefile_frag, frags): Deleted.
1242 (CC, CFLAGS, AR, RANLIB, INSTALL): Compute values.
1243 * configure: Regenerated.
1244
1245 Thu Aug 31 12:39:07 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1246
1247 * interp.c: Include <math.h>.
1248
1249 Wed Aug 30 22:05:17 1995 Jeff Law (law@snake.cs.utah.edu)
1250
1251 * Makefile.in (run): Link in math library too.
1252 * gencode.c (gensim): abort if an unknown opcode is encountered.
1253 * interp.c (FPSCR, FPUL): Define.
1254 (struct save_state): Add fields for floating point registers,
1255 FPSCR and FPUL.
1256 (sim_resume): Add 'F' for accessing floating point registers
1257 in the save state structure.
1258 * gencode.c: Add sh3e opcodes.
1259 (gensym): Define a buffer for int<->fp conversions.
1260
1261 Tue Aug 22 14:16:46 1995 J.T. Conklin <jtc@rtl.cygnus.com>
1262
1263 * interp.c (trap): Use trap vector 34 for host system interface.
1264 * gencode.c: Add 34 to conditional which determines which traps
1265 will be handled by simulator.
1266
1267 Fri Aug 11 17:59:15 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1268
1269 * run.c: Include <signal.h>. Define SIGQUIT if not defined.
1270 (main): New variables reason and sigrc. After simulator exits,
1271 check to see if it exited because of a signal, and if so, then
1272 use the signal number as the return value.
1273
1274 Thu Aug 3 10:45:37 1995 Fred Fish <fnf@cygnus.com>
1275
1276 * Update all FSF addresses except those in COPYING* files.
1277
1278 Tue Jul 18 23:33:10 1995 Fred Fish <fnf@fishbowl>
1279
1280 * interp.c (trap): Only use SYS_execv if defined. Might be
1281 implemented as execve(arg1,arg2,0), as with Unixware 2.0.
1282 (sim_resume): In sbit initializer, cast shifted arg to unsigned
1283 to avoid signed integer overflow.
1284
1285 Wed Jul 5 14:32:54 1995 J.T. Conklin <jtc@rtl.cygnus.com>
1286
1287 * Makefile.in (clean): Remove run, libsim.a.
1288 (distclean, mostlyclean, realclean): Remove Makefile and
1289 autoconf files.
1290
1291 * sh.mt: Removed.
1292
1293 * Makefile.in, configure.in: converted to autoconf.
1294 * configure: New file, generated with autconf 2.4.
1295
1296 Fri Jun 30 16:51:38 1995 Stan Shebs <shebs@andros.cygnus.com>
1297
1298 * interp.c (sim_open): If argument supplied, interpret as
1299 desired memory size.
1300 (parse_and_set_memory_size): New function.
1301 (sim_do_command): New function.
1302
1303 Thu Jun 29 10:02:28 1995 Fred Fish <fnf@deneb.cygnus.com>
1304
1305 * interp.c (SYS_wait): Define as SYS_wait4 if available and
1306 SYS_wait is not already defined (SunOS 4.1.3 for example).
1307 (SYS_utime): Define as SYS_utimes if available and
1308 SYS_utime is not already defined.
1309
1310 Thu Jun 22 17:25:57 1995 Steve Chamberlain <sac@slash.cygnus.com>
1311
1312 * interp.c: Don't include sys/times.h or sys/param.h
1313
1314 Wed Jun 21 15:03:49 1995 Steve Chamberlain <sac@slash.cygnus.com>
1315
1316 * interp.c (SIGBUS, SIGTERM): Define if not.
1317 (sim_memory_size): default to 2^19 on PCs.
1318 (sim_resume): Poll for quits on win32.
1319
1320 Wed May 24 16:22:48 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1321
1322 * gencode.c (op_tab): Add SH3 support.
1323
1324 Wed May 24 14:07:11 1995 Steve Chamberlain <sac@slash.cygnus.com>
1325
1326 * gencode.c (tab): Add bsrf and braf.
1327
1328 Mon Apr 24 15:09:49 1995 Jason Molenda (crash@cygnus.com)
1329
1330 * configure.in: use ../../bfd/hosts/std-host.h, not
1331 ../bfd/hosts/std-host.h (which doesn't exist).
1332
1333 Mon Mar 27 10:32:34 1995 J.T. Conklin <jtc@rtl.cygnus.com>
1334
1335 * run.c: parse arguments with getopt().
1336
1337 Sun Feb 26 15:27:24 1995 Steve Chamberlain <sac@cygnus.com>
1338
1339 * configure.in: Use ../../bfd/hosts/std-host.h if specific
1340 host unavailable.
1341
1342 Mon Jan 23 16:10:58 1995 Torbjorn Granlund <tege@rtl.cygnus.com>
1343
1344 * interp.c (macw): Sign extend MACH at bit 10 for non-saturating case.
1345
1346 Sun Jan 22 13:55:36 1995 Torbjorn Granlund <tege@rtl.cygnus.com>
1347
1348 * gencode.c (op_tab): Make MAC.W call macw, not abort.
1349 * interp.c (macw): New function.
1350 (S): New #define.
1351
1352 Sat Jan 21 15:52:30 1995 Torbjorn Granlund <tege@rtl.cygnus.com>
1353
1354 * gencode.c (op_tab): New code for ADDV and SUBV.
1355 Make MAC.L abort sicne it is not implemented.
1356
1357 * interp.c (dmul): Handle the signed case by adjusting after unsigned multiply.
1358 Get rid of __GNUC__ conditional.
1359
1360 aThu Jan 19 05:50:50 1995 Torbjorn Granlund <tege@rtl.cygnus.com>
1361
1362 * gencode.c (op_tab): Also replace NEGC, and try again with SUBC.
1363 Change ADDC for symmetry.
1364
1365 * gencode.c (op_tab): Replace code for ADDC and SUBC.
1366
1367 Mon Jan 9 15:43:53 1995 Stu Grossman (grossman@cygnus.com)
1368
1369 * interp.c: Remove def of INLINE. This comes from bfd.h. Also,
1370 declare IOMEM before using it.
1371
1372 Wed Dec 28 21:25:31 1994 Steve Chamberlain (sac@jonny.cygnus.com)
1373
1374 * interp.c (BUSERROR): New macro.
1375 ([r|w][bwl]at[little|big]) New functions.
1376 (sim_resume): If GO32 check for interrupt every now
1377 and again. Decrement PC if SIGBUS seen.
1378 * run.c (main): Return result of simulated _exit.
1379
1380 Mon Dec 5 21:59:51 1994 Doug Evans <dje@canuck.cygnus.com>
1381
1382 * Makefile.in (gencode): Allow build in different directory.
1383
1384 Wed Nov 30 17:47:13 1994 Jim Wilson <wilson@chestnut.cygnus.com>
1385
1386 * Makefile.in (gencode): Change $< to gencode.c for portability.
1387
1388 Wed Nov 23 21:31:55 1994 Steve Chamberlain (sac@jonny.cygnus.com)
1389
1390 * interp.c ([wr][bwl]at): New functions.
1391 (trap): Cope with both byte modes.
1392
1393 Thu Sep 8 17:35:07 1994 Steve Chamberlain (sac@jonny.cygnus.com)
1394
1395 * gencode.c (tab): Simulate T bit after a negc insn right.
1396 * interp.c (RSBAT): Sign extend the arg.
1397 (ACE_FAST): New macro.
1398 (sim_resume): Remove obsolete test of sim_timeout.
1399
1400 Fri Aug 5 14:12:31 1994 Steve Chamberlain (sac@jonny.cygnus.com)
1401
1402 * interp.c (IOMEM): New function, simulates very basic I/O area of
1403 the SH.
1404 (WBAT, RBAT) : Call I/O functions.
1405 * gencode.c (tab): Special case trapa #3.
1406
1407 Mon Jun 27 18:04:54 1994 Steve Chamberlain (sac@cirdan.cygnus.com)
1408
1409 * run.c (main): Specify the file type again.
1410
1411 Thu May 26 19:04:37 1994 Steve Chamberlain (sac@thepub.cygnus.com)
1412
1413 * interp.c (trap): Fix irix incompatibility.
1414 * run.c (main): open without specifying file type.
1415
1416 Wed May 18 14:18:53 1994 Doug Evans (dje@canuck.cygnus.com)
1417
1418 * interp.c (sim_*): Make result void where there isn't one.
1419 (sim_set_pc): Delete.
1420 (sim_info): Delete printf_fn arg, all callers changed.
1421 Call printf_filtered instead.
1422 (sim_close): New function.
1423 (sim_load): New function.
1424 (sim_create_inferior): Renamed from sim_set_args, all callers changed.
1425 * run.c: #include <varargs.h>, "remote-sim.h".
1426 (printf_filtered): New function.
1427
1428 Wed Apr 27 12:03:48 1994 Steve Chamberlain (sac@cygnus.com)
1429
1430 * gencode.c (table): Get direction of some opcodes right.
1431 (trapa, rte): Implement fully.
1432 * interp.c (trap): Make stat call more portable.
1433
1434 Fri Feb 11 21:59:38 1994 Steve Chamberlain (sac@sphagnum.cygnus.com)
1435
1436 * gencode.c (main, gendefines): New -d option prints table of defines.
1437 * interp.c (trap): Add a load of system calls.
1438 (sim_memory_size): Now default to 8Mbyte.
1439 (PARANOID): Keep vector of registers with undefined contents.
1440
1441 Mon Nov 15 14:37:18 1993 Steve Chamberlain (sac@jonny.cygnus.com)
1442
1443 * gencode.c: mova uses aligned addresses
1444 * interp.c (trap): Return results in r0.
1445
1446 Tue Oct 26 10:38:55 1993 Doug Evans (dje@canuck.cygnus.com)
1447
1448 * Makefile.in (CSEARCH): Add -I$(srcdir)/../../gdb
1449 * interp.c: #include "remote-sim.h".
1450 (sim_resume): int result, new arg `siggnal'.
1451 (sim_write): Use SIM_ADDR for type of arg `addr'.
1452 (sim_read): Use SIM_ADDR for type of arg `addr'.
1453 Use unsigned char * for `buffer'.
1454 (sim_store_register): int result.
1455 (sim_fetch_register): Ditto.
1456 (sim_stop_reason): Renamed from sim_stop_signal. New arg `reason'.
1457 (sim_set_pc): int result, use SIM_ADDR for type of arg `x'.
1458 (sim_info): int result, new args `verbose', `printf_fn'.
1459 (sim_kill): int result.
1460 (sim_open): int result, new arg `name'.
1461 * run.c: #include <stdio.h>
1462 (main): Update call to sim_info.
1463
1464 Sat Oct 23 15:09:29 1993 Doug Evans (dje@canuck.cygnus.com)
1465
1466 * interp.c (sim_stop_signal): Result is now enum sim_stop.
1467
1468 Fri Oct 8 10:47:09 1993 Steve Chamberlain (sac@phydeaux.cygnus.com)
1469
1470 * gencode.c (table): Becomes unsigned.
1471 * interp.c (trap): Get right breakpoint SIGnum. (sim_write,
1472 sim_read): Return number of bytes copied. (sim_store_register):
1473 Value passed by reference. (sim_kill, sim_open, sim_set_args): New functions.
1474
1475 Tue Sep 7 16:24:13 1993 Stan Shebs (shebs@rtl.cygnus.com)
1476
1477 * interp.c (sim_info): Fix small typo in printf string.
1478
1479 Thu Aug 5 11:37:48 1993 Stan Shebs (shebs@rtl.cygnus.com)
1480
1481 * interp.c (sim_resume): Set memory after pointers inited.
1482
1483 Mon Aug 2 14:13:22 1993 Steve Chamberlain (sac@phydeaux.cygnus.com)
1484
1485 * interp.c (get_now): Use time system call.
1486 * Makefile.in: install correctly.
1487
1488 Tue Jul 6 10:30:46 1993 Steve Chamberlain (sac@phydeaux.cygnus.com)
1489
1490 * run.c (main), interp.c (sim_set_timeout): Remove timeout
1491 functionality.
1492
1493 Thu Jun 24 13:29:57 1993 david d `zoo' zuhn (zoo at rtl.cygnus.com)
1494
1495 * Makefile.in: don't run indent everytime; also add a space in the
1496 includes
1497
1498 Thu Jun 17 18:30:42 1993 Steve Chamberlain (sac@phydeaux.cygnus.com)
1499
1500 * gencode.c: Fix some opcodes.
1501 * interp.c: Support for profiling and portability fixes.
1502 * run.c (main): Get profiling args.
1503
1504 Wed May 5 13:17:22 1993 Steve Chamberlain (sac@cygnus.com)
1505
1506 * gencode.c (tab): Lint for sgi compiler
1507 * interp.c: Lint for sgi compiler.
1508
1509 Mon May 3 15:25:33 1993 Steve Chamberlain (sac@thepub.cygnus.com)
1510
1511 * run.c (main): Support for resizing simulated RAM.
1512 * Makefile.in: Support for broken makes.
1513 * interp.c, gencode.c: Lint.
1514
1515 Mon Apr 26 18:01:10 1993 Steve Chamberlain (sac@thepub.cygnus.com)
1516
1517 * created
1518
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