* doc/as.texinfo: Updated for -MD option.
[deliverable/binutils-gdb.git] / sim / sh / ChangeLog
1 Wed Apr 23 17:55:22 1997 Doug Evans <dje@canuck.cygnus.com>
2
3 * tconfig.in: New file.
4 * interp.c (sim_open): Handle missing arg to -E.
5
6 Tue Apr 22 08:55:35 1997 Stu Grossman (grossman@critters.cygnus.com)
7
8 * Makefile.in: Add clean targets.
9
10 Fri Apr 18 18:57:04 1997 Stu Grossman (grossman@critters.cygnus.com)
11
12 * interp.c: Include float.h and define SIGTRAP if _WIN32.
13 WIN32 -> _WIN32.
14 * (trap): Do do SYS_chown for _WIN32.
15
16 Fri Apr 18 13:33:09 1997 Doug Evans <dje@canuck.cygnus.com>
17
18 * interp.c (sim_resume): Fix argument to poll_quit.
19
20 Fri Apr 18 14:14:49 1997 Andrew Cagney <cagney@b1.cygnus.com>
21
22 * interp.c (sim_stop): New function.
23 (sim_resume): Use poll_quit for polling.
24
25 Thu Apr 17 03:32:04 1997 Doug Evans <dje@canuck.cygnus.com>
26
27 * Makefile.in (SIM_OBJS): Add sim-load.o.
28 * interp.c (target_byte_order): Delete.
29 (sim_kind, myname, little_endian_p): New static locals.
30 (init_pointers): Use little_endian_p instead of target_byte_order.
31 (sim_resume): Likewise.
32 (sim_open): Set sim_kind, myname. Set little_endian_p from -E arg.
33 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
34 load file into simulator. Set start address from bfd.
35 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
36
37 Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
38
39 * configure: Regenerated to track ../common/aclocal.m4 changes.
40 * config.in: Ditto.
41
42 Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
43
44 * interp.c (sim_open): New arg `kind'.
45
46 * configure: Regenerated to track ../common/aclocal.m4 changes.
47
48 Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
49
50 * configure: Regenerated to track ../common/aclocal.m4 changes.
51
52 Wed Mar 19 09:34:36 1997 Fred Fish <fnf@cygnus.com>
53
54 * interp.c (sim_do_command): Check for NULL command or empty
55 string and handle it the same as a "help" command. Use callback
56 to print error message for unrecognized commands. Replace
57 hardcoded tab in literal string with a \t. Other minor code
58 cleanup.
59
60 Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
61
62 * configure: Regenerated to track ../common/aclocal.m4 changes.
63
64 Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
65
66 * configure: Re-generate.
67
68 Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
69
70 * configure: Regenerate to track ../common/aclocal.m4 changes.
71
72 Thu Mar 13 13:00:00 1997 Doug Evans <dje@canuck.cygnus.com>
73
74 * interp.c (sim_open): New SIM_DESC result. Argument is now
75 in argv form.
76 (other sim_*): New SIM_DESC argument.
77
78 Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
79
80 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
81 COMMON_{PRE,POST}_CONFIG_FRAG instead.
82 * configure.in: sinclude ../common/aclocal.m4.
83 * configure: Regenerated.
84
85 Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
86
87 * configure configure.in Makefile.in: Update to new configure
88 scheme which is more compatible with WinGDB builds.
89 * configure.in: Improve comment on how to run autoconf.
90 * configure: Re-run autoconf to get new ../common/aclocal.m4.
91 * Makefile.in: Use autoconf substitution to install common
92 makefile fragment.
93
94 Wed Nov 20 02:04:32 1996 Doug Evans <dje@canuck.cygnus.com>
95
96 * Makefile.in: Delete stuff moved to ../common/Make-common.in.
97 (SIM_OBJS,SIM_EXTRA_LIBS): Define.
98 * configure.in: Simplify using macros in ../common/aclocal.m4.
99 Call AC_CHECK_HEADERS(unistd.h).
100 * configure: Regenerated.
101 * config.in: New file.
102 * interp.c: #include "config.h". #include <unistd.h> if present.
103 (trap): Fetch errno value with callback->get_errno.
104
105 Tue Nov 12 13:34:00 1996 Dawn Perchik <dawn@cygnus.com>
106
107 * interp.c: Don't include windows polling code if inside simluator.
108
109 Fri Sep 20 14:57:50 1996 Stan Shebs <shebs@andros.cygnus.com>
110
111 * interp.c: Minor formatting improvements.
112 (saved_state_type): Add bank registers.
113 (bp_holder): New function, use to break on when debugging BUSERROR.
114 (BUSERROR): Call it if bus error occurs.
115
116 Wed Jun 26 12:29:22 1996 Jason Molenda (crash@godzilla.cygnus.co.jp)
117
118 * Makefile.in (bindir, libdir, datadir, mandir, infodir, includedir,
119 INSTALL_PROGRAM, INSTALL_DATA): Use autoconf-set values.
120 (docdir): Removed.
121 * configure.in (AC_PREREQ): autoconf 2.5 or higher.
122 (AC_PROG_INSTALL): Added.
123 * configure: Rebuilt.
124
125 Thu May 16 15:44:29 1996 Ian Lance Taylor <ian@cygnus.com>
126
127 * interp.c (saved_state_type): Add memstalls field.
128 (MA) Define macro.
129 (sim_resume): New local variable memstalls. Add it back in to
130 saved_state at the end of the function.
131 (sim_info): Report memstalls.
132 * gencode.c (tab): Add MA() to the execution string of all
133 instructions which access memory.
134
135 Wed Feb 21 12:16:41 1996 Ian Lance Taylor <ian@cygnus.com>
136
137 * configure: Regenerate with autoconf 2.7.
138
139 Tue Dec 5 16:38:55 1995 Stu Grossman (grossman@cygnus.com)
140
141 * gencode.c (mac.l): Don't abort GDB if executing mac.l
142 instruction (which is unimplemented). Generate a SIGTRAP (in the
143 simulated target) instead.
144
145 Mon Dec 4 12:22:24 1995 J.T. Conklin <jtc@rtl.cygnus.com>
146
147 * gencode.c (tab): Added several sh3 opcodes.
148 (think): Added printonmatch for A_SSR and A_SPC.
149 * interp.c (SSR, SPC): Added definitions.
150 (saved_state_type): Added ssr and spc registers.
151
152 Wed Nov 29 12:39:27 1995 Jim Wilson <wilson@chestnut.cygnus.com>
153
154 * gencode.c (tab): In shad/shld definitions, negate R[m] before
155 the and operation instead of after. For shad delete cast. For shld
156 use UR instead of R and delete cast.
157
158 Fri Nov 17 12:48:55 1995 Jim Wilson <wilson@chestnut.cygnus.com>
159
160 * gencode.c (tab): Add explicit NaN support for ftrc instruction.
161
162 Wed Nov 15 11:25:27 1995 Stu Grossman (grossman@cygnus.com)
163
164 * interp.c: Make target_byte_order be extern to prevent SGI cc from
165 issuing warnings about the use of common symbols.
166
167 Tue Nov 14 15:19:43 1995 Stu Grossman (grossman@cygnus.com)
168
169 * gencode.c: jsr, bsr and bsrf actually save pc+4 in pr, and rts
170 actually uses pr+0.
171
172 Sat Oct 21 13:01:18 1995 Jim Wilson <wilson@chestnut.cygnus.com>
173
174 * sh/interp.c (sim_stop_reason): Catch SIGQUIT and indicate
175 program exited.
176 (sim_get_quit_code): Delete.
177
178 * gencode.c (gensim): Indicate SIGILL instead of calling abort for
179 default case.
180
181 Mon Oct 16 18:24:03 1995 Jim Wilson <wilson@chestnut.cygnus.com>
182
183 * interp.c (saved_state_type): Move FP registers to immediately
184 after SR.
185
186 Tue Oct 10 11:12:15 1995 Fred Fish <fnf@cygnus.com>
187
188 * Makefile.in (BISON): Remove macro.
189
190 Fri Oct 6 12:08:18 1995 Jim Wilson <wilson@chestnut.cygnus.com>
191
192 * interp.c (trap, case SYS_utime): Cast second arg of utime to
193 void * to avoid compiler error.
194
195 * interp.c (callback): Remove last change. It is initialized by
196 a sim_set_callbacks call.
197
198 Thu Oct 5 14:13:29 1995 steve chamberlain <sac@slash.cygnus.com>
199
200 * interp.c (callback): Initialize to default callback.
201
202 Thu Sep 28 15:26:59 1995 steve chamberlain <sac@slash.cygnus.com>
203
204 * run.c: Moved to ../common.
205 * interp.c (trap): Use gdb's callback interface.
206 * Makefile.in: Updated.
207
208 Wed Sep 20 13:35:13 1995 Ian Lance Taylor <ian@cygnus.com>
209
210 * Makefile.in (maintainer-clean): New synonym for realclean.
211
212 Wed Sep 20 09:51:50 1995 steve chamberlain <sac@slash.cygnus.com>
213
214 * run.c (sim_callback_write_stdout): New.
215 * interp.c (trap): Call sim_callback_write_stdout when needed.
216
217 Mon Sep 18 18:42:27 1995 steve chamberlain <sac@slash.cygnus.com>
218
219 * interp.c (trap): Remove useless code.
220
221 Fri Sep 15 19:30:05 1995 steve chamberlain <sac@slash.cygnus.com>
222
223 * syscall.h: Copy from newlib.
224
225 Thu Sep 14 19:32:59 1995 Stu Grossman (grossman@cygnus.com)
226
227 * gencode.c: Back up PC by 2 for breakpoints.
228 * interp.c: Move fp regs beyond pc/pr/etc to avoid confusing GDB,
229 which expect pc to immediatly follow regs[].
230
231 Fri Sep 8 14:18:13 1995 Ian Lance Taylor <ian@cygnus.com>
232
233 * configure.in: Define CC_FOR_BUILD. Don't call AC_PROG_INSTALL.
234 * configure: Rebuild.
235 * Makefile.in (INSTALL): Revert to using install.sh.
236 (INSTALL_PROGRAM, INSTALL_DATA): Set to $(INSTALL).
237 (INSTALL_XFORM, INSTALL_XFORM1): Restore.
238 (CC_FOR_BUILD): Restore.
239 (gencode): Build using $(CC_FOR_BUILD).
240 (install): Don't install in $(tooldir).
241
242 Thu Sep 7 15:02:31 1995 J.T. Conklin <jtc@rtl.cygnus.com>
243
244 (Try to) Update to new bfd autoconf scheme.
245 * run.c: Don't include sysdep.h.
246 * Makefile.in (INSTALL{,_PROGRAM,_DATA}): Use autoconf computed value.
247 (CC, CFLAGS, AR, RANLIB): Likewise.
248 (HDEFINES, TDEFINES): Define.
249 (CC_FOR_BUILD): Delete.
250 (host_makefile_frag): Delete.
251 (Makefile): Don't depend on frags.
252 * configure.in (sysdep.h): Don't create symlink.
253 (host_makefile_frag, frags): Deleted.
254 (CC, CFLAGS, AR, RANLIB, INSTALL): Compute values.
255 * configure: Regenerated.
256
257 Thu Aug 31 12:39:07 1995 Jim Wilson <wilson@chestnut.cygnus.com>
258
259 * interp.c: Include <math.h>.
260
261 Wed Aug 30 22:05:17 1995 Jeff Law (law@snake.cs.utah.edu)
262
263 * Makefile.in (run): Link in math library too.
264 * gencode.c (gensim): abort if an unknown opcode is encountered.
265 * interp.c (FPSCR, FPUL): Define.
266 (struct save_state): Add fields for floating point registers,
267 FPSCR and FPUL.
268 (sim_resume): Add 'F' for accessing floating point registers
269 in the save state structure.
270 * gencode.c: Add sh3e opcodes.
271 (gensym): Define a buffer for int<->fp conversions.
272
273 Tue Aug 22 14:16:46 1995 J.T. Conklin <jtc@rtl.cygnus.com>
274
275 * interp.c (trap): Use trap vector 34 for host system interface.
276 * gencode.c: Add 34 to conditional which determines which traps
277 will be handled by simulator.
278
279 Fri Aug 11 17:59:15 1995 Jim Wilson <wilson@chestnut.cygnus.com>
280
281 * run.c: Include <signal.h>. Define SIGQUIT if not defined.
282 (main): New variables reason and sigrc. After simulator exits,
283 check to see if it exited because of a signal, and if so, then
284 use the signal number as the return value.
285
286 Thu Aug 3 10:45:37 1995 Fred Fish <fnf@cygnus.com>
287
288 * Update all FSF addresses except those in COPYING* files.
289
290 Tue Jul 18 23:33:10 1995 Fred Fish <fnf@fishbowl>
291
292 * interp.c (trap): Only use SYS_execv if defined. Might be
293 implemented as execve(arg1,arg2,0), as with Unixware 2.0.
294 (sim_resume): In sbit initializer, cast shifted arg to unsigned
295 to avoid signed integer overflow.
296
297 Wed Jul 5 14:32:54 1995 J.T. Conklin <jtc@rtl.cygnus.com>
298
299 * Makefile.in (clean): Remove run, libsim.a.
300 (distclean, mostlyclean, realclean): Remove Makefile and
301 autoconf files.
302
303 * sh.mt: Removed.
304
305 * Makefile.in, configure.in: converted to autoconf.
306 * configure: New file, generated with autconf 2.4.
307
308 Fri Jun 30 16:51:38 1995 Stan Shebs <shebs@andros.cygnus.com>
309
310 * interp.c (sim_open): If argument supplied, interpret as
311 desired memory size.
312 (parse_and_set_memory_size): New function.
313 (sim_do_command): New function.
314
315 Thu Jun 29 10:02:28 1995 Fred Fish <fnf@deneb.cygnus.com>
316
317 * interp.c (SYS_wait): Define as SYS_wait4 if available and
318 SYS_wait is not already defined (SunOS 4.1.3 for example).
319 (SYS_utime): Define as SYS_utimes if available and
320 SYS_utime is not already defined.
321
322 Thu Jun 22 17:25:57 1995 Steve Chamberlain <sac@slash.cygnus.com>
323
324 * interp.c: Don't include sys/times.h or sys/param.h
325
326 Wed Jun 21 15:03:49 1995 Steve Chamberlain <sac@slash.cygnus.com>
327
328 * interp.c (SIGBUS, SIGTERM): Define if not.
329 (sim_memory_size): default to 2^19 on PCs.
330 (sim_resume): Poll for quits on win32.
331
332 Wed May 24 16:22:48 1995 Jim Wilson <wilson@chestnut.cygnus.com>
333
334 * gencode.c (op_tab): Add SH3 support.
335
336 Wed May 24 14:07:11 1995 Steve Chamberlain <sac@slash.cygnus.com>
337
338 * gencode.c (tab): Add bsrf and braf.
339
340 Mon Apr 24 15:09:49 1995 Jason Molenda (crash@cygnus.com)
341
342 * configure.in: use ../../bfd/hosts/std-host.h, not
343 ../bfd/hosts/std-host.h (which doesn't exist).
344
345 Mon Mar 27 10:32:34 1995 J.T. Conklin <jtc@rtl.cygnus.com>
346
347 * run.c: parse arguments with getopt().
348
349 Sun Feb 26 15:27:24 1995 Steve Chamberlain <sac@cygnus.com>
350
351 * configure.in: Use ../../bfd/hosts/std-host.h if specific
352 host unavailable.
353
354 Mon Jan 23 16:10:58 1995 Torbjorn Granlund <tege@rtl.cygnus.com>
355
356 * interp.c (macw): Sign extend MACH at bit 10 for non-saturating case.
357
358 Sun Jan 22 13:55:36 1995 Torbjorn Granlund <tege@rtl.cygnus.com>
359
360 * gencode.c (op_tab): Make MAC.W call macw, not abort.
361 * interp.c (macw): New function.
362 (S): New #define.
363
364 Sat Jan 21 15:52:30 1995 Torbjorn Granlund <tege@rtl.cygnus.com>
365
366 * gencode.c (op_tab): New code for ADDV and SUBV.
367 Make MAC.L abort sicne it is not implemented.
368
369 * interp.c (dmul): Handle the signed case by adjusting after unsigned multiply.
370 Get rid of __GNUC__ conditional.
371
372 aThu Jan 19 05:50:50 1995 Torbjorn Granlund <tege@rtl.cygnus.com>
373
374 * gencode.c (op_tab): Also replace NEGC, and try again with SUBC.
375 Change ADDC for symmetry.
376
377 * gencode.c (op_tab): Replace code for ADDC and SUBC.
378
379 Mon Jan 9 15:43:53 1995 Stu Grossman (grossman@cygnus.com)
380
381 * interp.c: Remove def of INLINE. This comes from bfd.h. Also,
382 declare IOMEM before using it.
383
384 Wed Dec 28 21:25:31 1994 Steve Chamberlain (sac@jonny.cygnus.com)
385
386 * interp.c (BUSERROR): New macro.
387 ([r|w][bwl]at[little|big]) New functions.
388 (sim_resume): If GO32 check for interrupt every now
389 and again. Decrement PC if SIGBUS seen.
390 * run.c (main): Return result of simulated _exit.
391
392 Mon Dec 5 21:59:51 1994 Doug Evans <dje@canuck.cygnus.com>
393
394 * Makefile.in (gencode): Allow build in different directory.
395
396 Wed Nov 30 17:47:13 1994 Jim Wilson <wilson@chestnut.cygnus.com>
397
398 * Makefile.in (gencode): Change $< to gencode.c for portability.
399
400 Wed Nov 23 21:31:55 1994 Steve Chamberlain (sac@jonny.cygnus.com)
401
402 * interp.c ([wr][bwl]at): New functions.
403 (trap): Cope with both byte modes.
404
405 Thu Sep 8 17:35:07 1994 Steve Chamberlain (sac@jonny.cygnus.com)
406
407 * gencode.c (tab): Simulate T bit after a negc insn right.
408 * interp.c (RSBAT): Sign extend the arg.
409 (ACE_FAST): New macro.
410 (sim_resume): Remove obsolete test of sim_timeout.
411
412 Fri Aug 5 14:12:31 1994 Steve Chamberlain (sac@jonny.cygnus.com)
413
414 * interp.c (IOMEM): New function, simulates very basic I/O area of
415 the SH.
416 (WBAT, RBAT) : Call I/O functions.
417 * gencode.c (tab): Special case trapa #3.
418
419 Mon Jun 27 18:04:54 1994 Steve Chamberlain (sac@cirdan.cygnus.com)
420
421 * run.c (main): Specify the file type again.
422
423 Thu May 26 19:04:37 1994 Steve Chamberlain (sac@thepub.cygnus.com)
424
425 * interp.c (trap): Fix irix incompatibility.
426 * run.c (main): open without specifying file type.
427
428 Wed May 18 14:18:53 1994 Doug Evans (dje@canuck.cygnus.com)
429
430 * interp.c (sim_*): Make result void where there isn't one.
431 (sim_set_pc): Delete.
432 (sim_info): Delete printf_fn arg, all callers changed.
433 Call printf_filtered instead.
434 (sim_close): New function.
435 (sim_load): New function.
436 (sim_create_inferior): Renamed from sim_set_args, all callers changed.
437 * run.c: #include <varargs.h>, "remote-sim.h".
438 (printf_filtered): New function.
439
440 Wed Apr 27 12:03:48 1994 Steve Chamberlain (sac@cygnus.com)
441
442 * gencode.c (table): Get direction of some opcodes right.
443 (trapa, rte): Implement fully.
444 * interp.c (trap): Make stat call more portable.
445
446 Fri Feb 11 21:59:38 1994 Steve Chamberlain (sac@sphagnum.cygnus.com)
447
448 * gencode.c (main, gendefines): New -d option prints table of defines.
449 * interp.c (trap): Add a load of system calls.
450 (sim_memory_size): Now default to 8Mbyte.
451 (PARANOID): Keep vector of registers with undefined contents.
452
453 Mon Nov 15 14:37:18 1993 Steve Chamberlain (sac@jonny.cygnus.com)
454
455 * gencode.c: mova uses aligned addresses
456 * interp.c (trap): Return results in r0.
457
458 Tue Oct 26 10:38:55 1993 Doug Evans (dje@canuck.cygnus.com)
459
460 * Makefile.in (CSEARCH): Add -I$(srcdir)/../../gdb
461 * interp.c: #include "remote-sim.h".
462 (sim_resume): int result, new arg `siggnal'.
463 (sim_write): Use SIM_ADDR for type of arg `addr'.
464 (sim_read): Use SIM_ADDR for type of arg `addr'.
465 Use unsigned char * for `buffer'.
466 (sim_store_register): int result.
467 (sim_fetch_register): Ditto.
468 (sim_stop_reason): Renamed from sim_stop_signal. New arg `reason'.
469 (sim_set_pc): int result, use SIM_ADDR for type of arg `x'.
470 (sim_info): int result, new args `verbose', `printf_fn'.
471 (sim_kill): int result.
472 (sim_open): int result, new arg `name'.
473 * run.c: #include <stdio.h>
474 (main): Update call to sim_info.
475
476 Sat Oct 23 15:09:29 1993 Doug Evans (dje@canuck.cygnus.com)
477
478 * interp.c (sim_stop_signal): Result is now enum sim_stop.
479
480 Fri Oct 8 10:47:09 1993 Steve Chamberlain (sac@phydeaux.cygnus.com)
481
482 * gencode.c (table): Becomes unsigned.
483 * interp.c (trap): Get right breakpoint SIGnum. (sim_write,
484 sim_read): Return number of bytes copied. (sim_store_register):
485 Value passed by reference. (sim_kill, sim_open, sim_set_args): New functions.
486
487 Tue Sep 7 16:24:13 1993 Stan Shebs (shebs@rtl.cygnus.com)
488
489 * interp.c (sim_info): Fix small typo in printf string.
490
491 Thu Aug 5 11:37:48 1993 Stan Shebs (shebs@rtl.cygnus.com)
492
493 * interp.c (sim_resume): Set memory after pointers inited.
494
495 Mon Aug 2 14:13:22 1993 Steve Chamberlain (sac@phydeaux.cygnus.com)
496
497 * interp.c (get_now): Use time system call.
498 * Makefile.in: install correctly.
499
500 Tue Jul 6 10:30:46 1993 Steve Chamberlain (sac@phydeaux.cygnus.com)
501
502 * run.c (main), interp.c (sim_set_timeout): Remove timeout
503 functionality.
504
505 Thu Jun 24 13:29:57 1993 david d `zoo' zuhn (zoo at rtl.cygnus.com)
506
507 * Makefile.in: don't run indent everytime; also add a space in the
508 includes
509
510 Thu Jun 17 18:30:42 1993 Steve Chamberlain (sac@phydeaux.cygnus.com)
511
512 * gencode.c: Fix some opcodes.
513 * interp.c: Support for profiling and portability fixes.
514 * run.c (main): Get profiling args.
515
516 Wed May 5 13:17:22 1993 Steve Chamberlain (sac@cygnus.com)
517
518 * gencode.c (tab): Lint for sgi compiler
519 * interp.c: Lint for sgi compiler.
520
521 Mon May 3 15:25:33 1993 Steve Chamberlain (sac@thepub.cygnus.com)
522
523 * run.c (main): Support for resizing simulated RAM.
524 * Makefile.in: Support for broken makes.
525 * interp.c, gencode.c: Lint.
526
527 Mon Apr 26 18:01:10 1993 Steve Chamberlain (sac@thepub.cygnus.com)
528
529 * created
530
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