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gcc.c (process_command): Update copyright notice dates.
[gcc.git] / libmudflap / ChangeLog
1 2012-01-01 Jakub Jelinek <jakub@redhat.com>
2
3 * mf-runtime.c (__mf_usage): Update copyright notice dates.
4
5 2011-11-21 Andreas Tobler <andreast@fgznet.ch>
6
7 * configure: Regenerate.
8
9 2011-07-31 Tom de Vries <tom@codesourcery.com>
10
11 PR middle-end/43513
12 * testsuite/libmudflap.c/fail31-frag.c: Adapt testcase to prevent
13 folding of alloca.
14
15 2011-07-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16
17 Revert:
18 2011-07-15 Jakub Jelinek <jakub@redhat.com>
19
20 PR testsuite/49753
21 PR tree-optimization/49309
22 * testsuite/libmudflap.c++/pass68-frag.cxx: New test.
23
24 2011-07-15 Jakub Jelinek <jakub@redhat.com>
25
26 PR testsuite/49753
27 PR tree-optimization/49309
28 * testsuite/libmudflap.c++/pass68-frag.cxx: New test.
29
30 2011-07-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
31
32 * configure.ac: Don't create pth.
33 Check for library containing sched_yield.
34 * configure: Regenerate.
35 * config.h.in: Regenerate.
36
37 * testsuite/lib/libmudflap.exp (libmudflap-init): Use
38 mfconfig_libs in -static check.
39
40 2011-07-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
41
42 PR libmudflap/49550
43 * mf-runtime.c (__wrap_main) [__sun__ && __svr4__]: Don't register
44 stdin, stdout, stderr.
45 Register __ctype, __ctype_mask.
46
47 * configure.ac: Check for mmap64.
48 Check for rawmemchr, stpcpy, mempcpy.
49 * configure: Regenerate.
50 * config.h.in: Regenerate.
51 * mf-hooks1.c [HAVE_MMAP64] (__mf_0fn_mmap64): New function.
52 (mmap64): New wrapper function.
53 * mf-impl.h (__mf_dynamic_index) [HAVE_MMAP64]: Add dyn_mmap64.
54 * mf-runtime.c (__mf_dynamic) [HAVE_MMAP64]: Handle mmap64.
55
56 * mf-hooks2.c [HAVE_GETMNTENT && HAVE_SYS_MNTTAB_H]: Implement
57 getmntent wrapper.
58
59 * mf-hooks3.c (_REENTRANT): Define.
60
61 * testsuite/libmudflap.c/heap-scalestress.c (SCALE): Reduce to 10000.
62
63 * testsuite/libmudflap.c/pass-stratcliff.c: Include ../config.h.
64 (MIN): Define.
65 Use HAVE_RAWMEMCHR, HAVE_STPCPY, HAVE_MEMPCPY as guards.
66
67 * testsuite/libmudflap.c/pass47-frag.c: Expect __ctype warning on
68 *-*-solaris2.*.
69
70 2011-07-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
71
72 PR libmudflap/49549
73 * testsuite/lib/libmudflap.exp (load_gcc_lib): Load
74 target-supports.exp.
75 * testsuite/libmudflap.cth/cthfrags.exp: Only pass
76 --noinhibit-exec to GNU ld.
77
78 2011-06-27 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
79
80 PR libmudflap/38738
81 * configure.ac: Check for sys/mnttab.h.
82 Check for library containing connect.
83 * configure: Regenerate.
84 * config.h.in: Regenerate.
85 * mf-hooks2.c [HAVE_SYS_MNTTAB_H]: Include <sys/mnttab.h>.
86 * testsuite/libmudflap.c/pass-stratcliff.c (main) [__sun__ &&
87 __svr4__]: Disable rawmemchr, stpcpy, mempcpy tests.
88
89 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
90
91 * configure: Regenerate.
92
93 2011-01-03 Jakub Jelinek <jakub@redhat.com>
94
95 * mf-runtime.c (__mf_usage): Update copyright notice dates.
96
97 2010-10-31 Jason Merrill <jason@redhat.com>
98
99 PR testsuite/20003
100 * testsuite/libmudflap.cth/pass40-frag.c: Increase timeout to 30.
101
102 2010-08-20 Uros Bizjak <ubizjak@gmail.com>
103
104 * testsuite/libmudflap.c++/pass41-frag.cxx (dg-prune-output):
105 New dg directive.
106
107 2010-06-09 Iain Sandoe <iains@gcc.gnu.org>
108
109 PR bootstrap/43170
110 * configure: Regenerate.
111
112 2010-05-16 Uros Bizjak <ubizjak@gmail.com>
113
114 * testsuite/libmudflap.c/pass46-frag.c (dg-options): Remove -Wall.
115
116 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
117
118 * testsuite/lib/mfdg.exp (additional_prunes): New global.
119 (dg-test): Clear additional_prunes before test is run.
120 (dg-prune-output): New procedure.
121 * testsuite/lib/libmudflap.exp (libmudflap-dg-test): Do not call
122 prune_gcc_output.
123 (libmudflap-dg-prune): New procedure.
124 * testsuite/libmudflap.c++/pass57-frag.cxx (dg-prune-output):
125 New dg directive.
126
127 2010-05-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
128
129 PR other/43620
130 * configure.ac (AM_INIT_AUTOMAKE): Add no-dist.
131 * Makefile.in: Regenerate.
132 * testsuite/Makefile.in: Regenerate.
133
134 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
135
136 * Makefile.in: Regenerate.
137 * aclocal.m4: Regenerate.
138 * testsuite/Makefile.in: Regenerate.
139
140 2010-03-15 David S. Miller <davem@davemloft.net>
141
142 * testsuite/libmudflap.c/pass54-frag.c: Add explicit return from
143 main.
144
145 2010-01-09 Jakub Jelinek <jakub@redhat.com>
146
147 * mf-runtime.c (__mf_usage): Update copyright notice dates.
148
149 2009-12-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
150
151 * Makefile.in: Regenerate.
152 * configure: Regenerate.
153 * testsuite/Makefile.in: Regenerate.
154
155 2009-09-22 Frank Ch. Eigler <fche@redhat.com>
156
157 PR libmudflap/41433
158 * mf-runtime.c (__mf_init): Ignore $MUDFLAP_OPTIONS if
159 running setuid or setgid.
160
161 2009-09-01 Loren J. Rittle <ljrittle@acm.org>
162
163 * mf-runtime.c (__mf_init): Support FreeBSD.
164 Prime mutex which calls calloc upon first lock to avoid deadlock.
165 * mf-hooks1.c (__mf_0fn_mmap): Support FreeBSD.
166 Ignore red zone allocation request for initial thread's stack.
167
168 2009-09-01 Loren J. Rittle <ljrittle@acm.org>
169 Andreas Schwab <schwab@linux-m68k.org>
170
171 * testsuite/libmudflap.c/pass51-frag.c (MAP_FAILED): Define,
172 if not in system header; use it. On FreeBSD, must pass fd==-1
173 with MAP_ANON flag. Correct mmap error check.
174 * testsuite/libmudflap.c/fail40-frag.c: Ditto.
175
176 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
177
178 * configure.ac (AC_PREREQ): Bump to 2.64.
179
180 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
181
182 * Makefile.am (install-html, install-pdf): Remove.
183 * Makefile.in: Regenerate.
184
185 * Makefile.in: Regenerate.
186 * aclocal.m4: Regenerate.
187 * config.h.in: Regenerate.
188 * configure: Regenerate.
189 * testsuite/Makefile.in: Regenerate.
190
191 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
192
193 * configure.ac (_AC_ARG_VAR_PRECIOUS): Use m4_rename_force.
194
195 2009-07-16 Joseph Myers <joseph@codesourcery.com>
196
197 * configure: Regenerate.
198
199 2009-07-11 Richard Sandiford <rdsandiford@googlemail.com>
200
201 PR testsuite/40699
202 PR testsuite/40707
203 PR testsuite/40709
204 * testsuite/lib/libmudflap.exp: Revert 2009-06-30 commit.
205
206 2009-07-01 Richard Guenther <rguenther@suse.de>
207
208 PR tree-optimization/19831
209 * testsuite/libmudflap.c/fail11-frag.c: Make allocated memory
210 escape.
211 * testsuite/libmudflap.c/fail12-frag.c: Likewise.
212 * testsuite/libmudflap.c/fail16-frag.c: Likewise.
213 * testsuite/libmudflap.c/fail31-frag.c: Likewise.
214
215 2009-06-30 Richard Sandiford <r.sandiford@uk.ibm.com>
216
217 * testsuite/lib/libmudflap.exp (libmudflap-init): Don't add "."
218 to ld_library_path. Use add_path. Add just find_libgcc_s to
219 ld_library_path, not every libgcc multilib directory.
220
221 2009-04-09 Nick Clifton <nickc@redhat.com>
222
223 * mf-hooks1.c: Change copyright header to refer to version 3
224 of the GNU General Public License with version 3.1 of the GCC
225 Runtime Library Exception and to point readers at the COPYING3
226 and COPYING3.RUNTIME files and the FSF's license web page.
227 * mf-heuristics.c: Likewise.
228 * mf-hooks2.c: Likewise.
229 * mf-hooks3.c: Likewise.
230 * mf-impl.h: Likewise.
231 * mf-runtime.c: Likewise.
232 * mf-runtime.h: Likewise.
233
234 2009-04-09 Jakub Jelinek <jakub@redhat.com>
235
236 * testsuite/lib/mfdg.exp: Change copyright header to refer to
237 version 3 of the GNU General Public License and to point readers
238 at the COPYING3 file and the FSF's license web page.
239 * testsuite/lib/libmudflap.exp: Likewise.
240
241 2009-03-31 Ben Elliston <bje@au.ibm.com>
242
243 PR libmudflap/38462
244 * testsuite/libmudflap.c/fail27-frag.c: Match `mudflap dead
245 object', not `mudflap object'.
246
247 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
248
249 * configure: Regenerate.
250
251 2009-02-03 Jakub Jelinek <jakub@redhat.com>
252
253 * mf-runtime.c (__mf_usage): Update copyright notice dates.
254
255 2009-01-23 Jie Zhang <jie.zhang@analog.com>
256
257 * mf-impl.h (__mf_get_state, __mf_set_state): Don't use
258 __thread when TLS support is emulated.
259 * mf-hooks3.c (__mf_get_state, __mf_set_state): Likewise.
260 * mf-runtime.c (__mf_state_1): Likewise.
261 * configure.ac: Use GCC_CHECK_EMUTLS.
262 * configure: Regenerate.
263 * config.h.in: Regenerate.
264
265 2008-12-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
266
267 * configure: Regenerate.
268
269 2008-11-26 Janis Johnson <janis187@us.ibm.com>
270
271 PR testsuite/28870
272 * testsuite/lib/mfdg.exp (dg-test): Use new timeout support.
273 (dg-timeout): Remove.
274 (standard-wait): Remove.
275 * testsuite/lib/libmudflap.exp: Include new timeout library files.
276 (libmudflap_target_compile): Set timeout value from new proc.
277
278 2008-11-10 Jakub Jelinek <jakub@redhat.com>
279
280 PR middle-end/35314
281 * testsuite/libmudflap.c/pass67-frag.c: New test.
282
283 2008-10-09 Jakub Jelinek <jakub@redhat.com>
284
285 PR c++/37568
286 * testsuite/libmudflap.c++/pass66-frag.cxx: New test.
287
288 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
289 Steve Ellcey <sje@cup.hp.com>
290
291 * configure: Regenerate for new libtool.
292 * Makefile.in: Ditto.
293 * testsuite/Makefile.in: Ditto.
294
295 2008-09-15 Jakub Jelinek <jakub@redhat.com>
296
297 PR libmudflap/36397
298 * testsuite/libmudflap.c/pass64-frag.c: New test.
299
300 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
301
302 * Makefile.in: Regenerate.
303 * config.h.in: Regenerate.
304 * configure: Regenerate.
305 * testsuite/Makefile.in: Regenerate.
306
307 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
308
309 PR bootstrap/35457
310 * aclocal.m4: Regenerate.
311 * configure: Regenerate.
312
313 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
314
315 * testsuite/libmudflap.c/pass63-frag.c: New test.
316
317 2008-03-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
318
319 * aclocal.m4: Regenerate.
320 * configure: Likewise.
321 * Makefile.in: Likewise.
322 * testsuite/Makefile.in: Likewise.
323
324 2008-03-02 Jakub Jelinek <jakub@redhat.com>
325
326 * mf-runtime.c (__mf_usage): Update copyright notice dates.
327
328 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
329
330 * testsuite/libmudflap.c/fail8-frag.c: Adjust scan pattern for
331 mudflap dead object.
332 * testsuite/libmudflap.c/fail9-frag.c: Ditto.
333
334 2008-01-24 David Edelsohn <edelsohn@gnu.org>
335
336 * configure: Regenerate.
337
338 2008-01-05 Jakub Jelinek <jakub@redhat.com>
339
340 PR tree-optimization/34618
341 * testsuite/libmudflap.c/pass62-frag.c: New test.
342
343 2008-01-03 Jakub Jelinek <jakub@redhat.com>
344
345 PR c++/34619
346 * testsuite/libmudflap.c++/pass61-frag.cxx: New test.
347
348 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
349
350 PR libmudflap/26442
351 * testsuite/libmudflap.c++/pass60-frag.cxx: New test.
352
353 2007-10-15 Maciej W. Rozycki <macro@linux-mips.org>
354
355 * configure: Regenerate following changes to ../config/tls.m4.
356
357 2007-07-26 Tom Tromey <tromey@redhat.com>
358
359 * Makefile.in: Rebuilt.
360 * Makefile.am (clean-local): Removed.
361 (pth/mf-runtime.lo, pth/mf-heuristics.lo, pth/mf-hooks1.lo,
362 pth/mf-hooks2.lo, pth/mf-hooks3.lo): Likewise.
363 (libmudflapth_la_SOURCES): List sources.
364 (libmudflapth_la_LIBADD): Clear.
365 (libmudflapth_la_CFLAGS): New variable.
366
367 2007-07-05 H.J. Lu <hongjiu.lu@intel.com>
368
369 * aclocal.m4: Regenerated.
370
371 2007-06-02 Paolo Bonzini <bonzini@gnu.org>
372
373 * configure: Regenerate.
374
375 2007-05-31 Frank Ch. Eigler <fche@redhat.com>
376
377 From Andi Kleen <ak@suse.de>:
378 * mf-runtime.c (options): Rename structure for compatibility with
379 glibc getopt_long.
380
381 2007-05-23 Steve Ellcey <sje@cup.hp.com>
382
383 * Makefile.in: Regenerate.
384 * configure: Regenerate.
385 * aclocal.m4: Regenerate.
386 * testsuite/Makefile.in: Regenerate.
387
388 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
389
390 * testsuite/libmudflap.cth/pass59-frag.c (main): Fix casting of arg.
391
392 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
393
394 * Makefile.am: Add dummy install-pdf target.
395 * Makefile.in: Regenerate
396
397 2007-02-07 Jakub Jelinek <jakub@redhat.com>
398
399 PR libgomp/28468
400 * configure: Regenerate.
401
402 2006-12-04 Eric Botcazou <ebotcazou@libertysurf.fr>
403
404 * configure: Regenerate.
405
406 2006-11-13 Daniel Jacobowitz <dan@codesourcery.com>
407
408 * configure: Regenerated.
409
410 2006-11-10 Frank Ch. Eigler <fche@redhat.com>
411
412 PR libmudflap/28578
413 * mf-hooks1.c (__mf_0fn_malloc): Make the bootstrap buffers
414 static but not function scope static.
415 (free): Skip deallocation attempts for objects placed into
416 bootstrap buffers.
417 * testsuite/libmudflap.cth/pass59-frag.c: New test.
418
419 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
420
421 From Herman ten Brugge <hermantenbrugge@home.nl>:
422 * mf-runtime.c (__mf_uncache_object): Optimize the code so that
423 small and large objects are handled a lot faster.
424
425 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
426
427 * configure.ac (__libc_freeres): Look for it.
428 * mf-impl.h (call_libc_freeres): New configuration flag.
429 * mf-runtime.c (__mf_set_default_options): Set it by default.
430 (__mfu_report): Call it if needed.
431 (__mfu_unregister): Remove "unaccessed registered object" warning.
432 * configure, config.h.in: Regenerated.
433
434 2006-09-18 Tom Tromey <tromey@redhat.com>
435
436 * configure: Rebuilt.
437
438 2006-06-21 Frank Ch. Eigler <fche@redhat.com>
439
440 PR 21274
441 mf-runtime.h installation based on ssp patch for PR 26473 from
442 Mark Mitchell <mark@codesourcery.com>.
443 * configure.ac (ACX_NONCANONICAL_TARGET): Use it.
444 * Makefile.am (target_noncanonical): Define.
445 (libsubincludedir): New variable.
446 (nobase_libsubinclude_HEADERS): Add mf-runtime.h.
447 (include_HEADERS): Remove.
448 * configure, aclocal.m4, config.h.in: Regenerated.
449 * Makefile.in, testsuite/Makefile.in: Likewise.
450 * mf-runtime.h: Add #ifndef protection for conflicting _REENTRANT
451 and _THREAD_SAFE redefinition values.
452
453 2006-05-23 Carlos O'Donell <carlos@codesourcery.com>
454
455 * Makefile.am: Add install-html target. Add install-html to .PHONY
456 * Makefile.in: Regenerate.
457
458 2006-04-19 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
459
460 PR mudflap/26789
461 * testsuite/libmudflap.c++/error1-frag.cxx: New test.
462
463 PR mudflap/26790
464 * testsuite/libmudflap.c++/error2-frag.cxx: New test.
465
466 2006-04-10 Matthias Klose <doko@debian.org>
467
468 * testsuite/lib/libmudflap.exp (libmudflap-init): Recognize multilib
469 directory names containing underscores.
470
471 2005-11-22 Janis Johnson <janis187@us.ibm.com>
472
473 * testsuite/lib/libmudflap.exp (libmudflap-init): Remove -static from
474 MUDFLAP_FLAGS if static library not supported.
475 * testsuite/libmudflap.c/cfrags.exp (MUDFLAP_FLAGS): new.
476 * testsuite/libmudflap.c/externs.exp: Ditto.
477 * testsuite/libmudflap.c++/ctors.exp: Ditto.
478 * testsuite/libmudflap.c++/c++frags.exp: Ditto.
479 * testsuite/libmudflap.cth/cthfrags.exp: Ditto.
480
481 2005-10-04 James E Wilson <wilson@specifix.com>
482
483 * configure.ac (mudflap_cv_entry_point): Use quadrigraphs to declare
484 $name as array of characters with unknown bound. Also store into the
485 array.
486 * configure: Regenerate.
487
488 2005-09-30 James E. Wilson <wilson@specifix.com>
489
490 * configure.ac (pthread.h): Use AC_CHECK_HEADERS instead of
491 AC_CHECK_HEADER.
492 (target_thread_file): New. Set from sed'ed gcc output.
493 (posix_threads): New. Set from target_thread_file. Use instead of
494 ac_have_pthread_h.
495 (pthread_create_version): Move initialization before code using it.
496 * configure: Regenerate.
497
498 * mf-heuristics.c (_end, ENTRY_POINT): Make them arrays with unknown
499 bounds.
500
501 2005-09-29 James E. Wilson <wilson@specifix.com>
502
503 * mf-hooks1.c (__mf_0fn_mmap, mmap, __mf_0fn_munmap, munmap): Protect
504 with HAVE_MMAP ifdef.
505
506 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
507
508 PR 23084.
509 * mf-hooks2.c (accept): Tolerate NULL sockaddr* parameter.
510
511 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
512
513 * testsuite/libmudflap.c++/pass58-frag.cxx: New test for heisenbug 19319.
514
515 2005-09-23 Tom Tromey <tromey@redhat.com>
516
517 * aclocal.m4, configure: Rebuilt.
518 * configure.ac: Use GCC_CHECK_TLS.
519 * acinclude.m4 (LIBMUDFLAP_CHECK_TLS, LIBMUDFLAP_ENABLE): Moved
520 to ../config.
521
522 2005-08-22 Jim Wilson <wilson@specifix.com>
523
524 * mf-hooks2.c (MF_REGISTER_fopen): Define to __MF_TYPE_STATIC when
525 __FreeBSD__ is defined.
526
527 2005-08-17 Jim Wilson <wilson@specifix.com>
528
529 * mf-hooks1.c (malloc, calloc, realloc, free,
530 __mf_wrap_alloca_indirect): Call BEGIN_MALLOC_PROTECT before calling
531 the real routines, and END_MALLOC_PROTECT afterwards.
532 * mf-impl.h (enum __mf_state_enum): Expand comment. Add in_malloc.
533 (BEGIN_PROTECT): Handle in_malloc state.
534 (BEGIN_MALLOC_PROTECT, END_MALLOC_PROTECT): New.
535 * testsuite/libmudflap.c/hook2-allocstuff.c: New.
536
537 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
538
539 * All files: Update FSF address.
540
541 2005-08-15 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
542
543 * mf-hooks3.c (main_seen_p): Remove.
544 (__mf_get_state): Remove attempt to recognize the main thread.
545
546 2005-08-15 Maciej W. Rozycki <macro@linux-mips.org>
547
548 * configure.ac: Test for the name of the symbol used for the entry
549 point; define ENTRY_POINT to the result.
550 * configure: Regenerate.
551 * config.h.in: Regenerate.
552 * mf-heuristics.c: Replace _start with ENTRY_POINT throughout.
553
554 2005-08-14 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
555
556 * mf-runtime.c (__mf_state_1): Initialize to reentrant.
557 (__mf_init): Set thread state active.
558 * mf-hooks3.c (__mf_pthread_spawner): Always set thread
559 state active.
560 (pthread_create wrapper): Always use thread spawner.
561
562 * testsuite/libmudflap.cth/pass37-frag.c: Increase timeout.
563 * testsuite/libmudflap.cth/pass39-frag.c: Likewise.
564
565 2005-07-16 Richard Henderson <rth@redhat.com>
566
567 * acinclude.m4: New file.
568 * configure.ac: Invoke LIBMUDFLAP_CHECK_TLS.
569 * configure, config.h.in, Makefile.in, testsuite/Makefile.in: Rebuild.
570 * mf-hooks1.c (__mf_0fn_malloc): Move body from ...
571 (__mf_0fn_calloc): ... here.
572 * mf-hooks3.c (struct pthread_info): Remove.
573 (__mf_pthread_info, __mf_pthread_info_idx): Remove.
574 (LIBMUDFLAPTH_THREADS_MAX): Set to 1021.
575 (struct mf_thread_data): New.
576 (mf_thread_data, mf_thread_data_lock): New.
577 (__mf_allocate_blank_threadinfo): Remove.
578 (__mf_find_threadinfo): Rewrite and simplify. Only use if TLS is
579 not available.
580 (__mf_state_perthread): Remove.
581 (__mf_get_state, __mf_set_state): New.
582 (__mf_pthread_cleanup): Use &errno, rather than saved pointer.
583 Update mf_thread_data killing procedure.
584 (__mf_pthread_spawner): Similarly.
585 (__mf_0fn_pthread_create): Only use wrapper if necessary. Remove
586 code to allocate thread stack space.
587 (__mf_0fn_pthread_join, pthread_join): Remove.
588 (__mf_0fn_pthread_exit, pthread_exit): Remove.
589 * mf-impl.h (dyn_pthread_join, dyn_pthread_exit): Remove.
590 (__mf_state_1): Rename from __mf_state; use TLS when available.
591 (__mf_get_state, __mf_set_state): New. Update all users.
592 * mf-runtime.c (begin_recursion_protect1): New.
593 (BEGIN_RECURSION_PROTECT): Use it.
594 (__mf_state_1): Rename from __mf_state; use TLS when available.
595 (threads_active_p): Remove.
596 (__mf_usage): Compute it directly.
597
598 2005-06-19 Ulrich Weigand <uweigand@de.ibm.com>
599
600 * testsuite/libmudflap.c/externs-1.c (main): Add return statement.
601
602 2005-06-15 Frank Ch. Eigler <fche@redhat.com>
603
604 Fix for uncaching bug reported by Herman ten Brugge.
605 * mf-runtime.c (__mf_uncache_object): Search whole cache.
606 * testsuite/libmudflap.c/fail40-frag.c: New test.
607
608 2005-05-23 Alfred M. Szmidt <ams@gnu.org>
609
610 PR libmudflap/21724
611 * Makefile.am (AM_MAKEFLAGS): Pass includedir.
612 * Makefile.in: Amend.
613
614 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
615
616 PR mudflap/21023
617 * testsuite/libmudflap.c/externs.exp, externs-{1,2}.c: New test files.
618 * testsuite/libmudflap.c/cfrags.exp: Bypass new sources.
619
620 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
621
622 PR libmudflap/21094
623 * testsuite/libmudflap.c++/*.exp: Assert build tree g++.
624
625 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
626
627 PR mudflap/22064
628 * mf-impl.h (mudflap_mode, violation_mode): Make these ordinary
629 unsigned vars with #defines instead of enums.
630
631 2005-05-09 Mike Stump <mrs@apple.com>
632
633 * configure: Regenerate.
634
635 2005-04-12 Mike Stump <mrs@apple.com>
636
637 * configure: Regenerate.
638
639 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
640
641 PR mudflap/19266
642 * testsuite/libmudflap.c++/c++frags.exp: Also test -O permutation.
643 * testsuite/libmudflap.c++/pass57-frag.cxx: New test.
644
645 2005-04-04 Alan Modra <amodra@bigpond.net.au>
646
647 * mf-runtime.c (__mfu_unregister): Warning fix for char unsigned.
648
649 2005-03-31 Mike Stump <mrs@apple.com>
650
651 * mf-runtime.h: Add libmudflap copyright clause.
652
653 2005-03-21 Mike Stump <mrs@apple.com>
654
655 * mf-heuristics.c: Fix whitespace at end of line.
656 * mf-hooks1.c: Likewise.
657 * mf-hooks2.c: Likewise.
658 * mf-hooks3.c: Likewise.
659 * mf-impl.h: Likewise.
660 * mf-runtime.c: Likewise.
661 * mf-runtime.h: Likewise.
662
663 2005-03-21 Zack Weinberg <zack@codesourcery.com>
664
665 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
666 In all substitutions, expand gcc_version in Makefile.
667 * aclocal.m4, configure: Regenerate.
668 * Makefile.am: Set gcc_version.
669 * Makefile.in, testsuite/Makefile.in: Regenerate.
670
671 2005-03-17 Frank Ch. Eigler <fche@redhat.com>
672
673 * mf-runtime.c (__mfu_check): Respect ignore_reads configuration.
674 * testsuite/libmudflap.c/{pass56,fail39}-frag.c: New tests.
675
676 2005-02-13 Frank Ch. Eigler <fche@redhat.com>
677
678 PR mudflap/19319
679 * testsuite/libmudflap.c++/pass55-frag.c: New test.
680
681 2005-01-05 Richard Henderson <rth@redhat.com>
682
683 * testsuite/libmudflap.c/pass32-frag.c: Fix typo.
684
685 2005-01-02 Greg McGary <greg@mcgary.org>
686
687 * mf-impl.h (uintptr_t): Get typedef via stdint.h or define explicitly.
688 * mf-runtime.h: New file, replaces mf-runtime.h.in.
689 * configure.ac (AC_CONFIG_FILES): mf-runtime.h is no longer generated.
690 * Makefile.in: Ditto.
691 * testsuite/lib/libmudflap.exp: Add -I${srcdir}/.. to get mf-runtime.h
692 * testsuite/libmudflap.c/pass32-frag.c: s/uintptr_t/__mf_uintptr_t/
693 * testsuite/libmudflap.c/fail36-frag.c: New test.
694 * testsuite/libmudflap.c/fail37-frag.c: New test.
695 * testsuite/libmudflap.c/fail38-frag.c: New test.
696
697 2004-12-08 Kelley Cook <kcook@gcc.gnu.org>
698
699 * Makefile.am: Add ../config to ACLOCAL_AMFLAGS.
700 * aclocal.m4, Makefile.in, testsuite/Makefile.in: Regenerate.
701
702 2004-12-02 Richard Sandiford <rsandifo@redhat.com>
703
704 * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version.
705 * aclocal.m4: Include ../config/gcc-version.m4.
706 * configure, Makefile.in, testsuite/Makefile.in: Regenerate.
707
708 2004-11-29 Kelley Cook <kcook@gcc.gnu.org>
709
710 * Makefile.am: Define ACLOCAL_AMFLAGS.
711 * acinclude.m4: Remove.
712 * stamp-h.in: Remove superfluous stamp file.
713 * aclocal.m4, configure, Makefile.in: Regenerate.
714 * testsuite/Makefile.in: Likewise.
715
716 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
717
718 * Makefile.am: Revert previous.
719 * acinclude.m4: Restore.
720 * aclocal.m4, configure, Makefile.in: Regenerate.
721 * testsuite/Makefile.in: Likewise.
722
723 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
724
725 * Makefile.am: Define ACLOCAL_AMFLAGS.
726 * acinclude.m4: Remove.
727 * aclocal.m4, configure, Makefile.in: Regenerate.
728 * testsuite/Makefile.in: Likewise.
729
730 2004-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
731
732 * testsuite/lib/libmudflap.exp: Use new procs in target-libpath.exp.
733
734 2004-11-23 Kelley Cook <kcook@gcc.gnu.org>
735
736 * Makefile.in, configure, aclocal.m4: Regenerate with automake 1.9.3.
737 * testsuite/Makefile.in: Likewise.
738
739 2004-11-01 Andreas Schwab <schwab@suse.de>
740
741 * configure.ac: (target_alias): Default to $host_alias, not
742 $target.
743 * configure: Regenerated.
744
745 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
746
747 * testsuite/libmudflap.c/fail35-,pass53-,pass54-frag.c: New tests.
748 * testsuite/libmudflap.c/pass35-frag.c: Correct embedded warning
749 message.
750
751 2004-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
752
753 PR other/18138
754 * testsuite/lib/libmudflap.exp: Accept more than one multilib libgcc.
755
756 2004-10-12 Frank Ch. Eigler <fche@redhat.com>
757
758 * configure.ac: Check for more headers, functions.
759 * mf-hooks2.c (mkbuffer, unmkbuffer): New helper functions for
760 tracking overridden FILE buffers.
761 (fopen, setvbuf): New/revised hook functions for buffer overriding.
762 (setbuf,setlinebuf,fdopen,freopen,fopen64,freopen64,fclose): Ditto.
763 (fflush): Accept given NULL stream (means "all streams").
764 * mf-runtime.h.in:
765 * mf-runtime.c (__mfu_check): Accept accesses that span adjacent
766 HEAP/GUESS objects.
767 (LOOKUP_CACHE_SIZE_MAX): Raise to 64K entries tentatively.
768 (__mf_adapt_cache): Use them all.
769 * testsuite/libmudflap.c/pass35-frag.c: Update warning message.
770 * testsuite/libmudflap.c++/ctors.exp: Ditto.
771 * testsuite/libmudflap.c/{pass51,pass52}-frag.c: New tests.
772 * configure, config.h.in: Regenerated.
773
774 2004-10-05 Frank Ch. Eigler <fche@redhat.com>
775
776 * configure.ac: Checking for sys/socket.h once is enough.
777 * configure: Regenerated.
778
779 2004-10-04 Frank Ch. Eigler <fche@redhat.com>
780
781 * configure.ac: Look for more headers & functions.
782 * mf-hooks2.c (getmntent, inet_ntoa, getproto*): New wrapper functions.
783 * mf-runtime.h.in: Add new "#pragma redefine_extname"s for them.
784 * mf-runtime.c (options): Clean up integer signedness warnings.
785 (main): Add a declaration to fix a warning.
786 * mf-hooks3.c (pthread_exit): Add not-reached exit() to wrapper.
787 * configure, config.h.in: Regenerated.
788
789 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
790
791 * testsuite/libmudflap.c/pass50-frag.c, fail33-frag.c, fail34-frag.c:
792 New tests for proper base/limit checking for aggregates.
793
794 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
795
796 * testsuite/libmudflap.c/pass35-frag.c: Update expected message.
797
798 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
799
800 * configure.ac: Look for pwd.h, grp.h, netdb.h headers and functions.
801 * mf-hooks2.c (strerror): Unregister previous string returned by
802 previous strerror.
803 (getlogin,cuserid,getpwnam,getpwuid,getgrnam,getgrgid): New wrappers.
804 (getservent,getservbyname,getservbyport,gai_strerror): Ditto.
805 * mf-runtime.h.in: Add redefine_extname pragmas for them all.
806 * mf-runtime.c (__mf_describe_object): Clarify object life status.
807 * testsuite/libmudflap.c/pass48-frag.c, pass49-frag.c, fail32-frag.c:
808 New tests.
809 * configure, config.h.in: Regenerated.
810
811 2004-08-03 Dale Johannesen <dalej@apple.com>
812
813 * mf-runtime.c: Conditionalize POSIX_SOURCE for Darwin.
814
815 2004-08-03 Frank Ch. Eigler <fche@redhat.com>
816
817 * mf-runtime.c (compare_uintptr_t): Remove function. Inline
818 simplified contents in all former callers.
819
820 2004-07-27 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
821
822 * mf-runtime.c (__mf_fini): Set mudflap_mode to mode_nop in
823 the statically linked case.
824
825 2004-07-27 Frank Ch. Eigler <fche@redhat.com>
826
827 * splay-tree.[ch]: Remove. Merge contents into ...
828 * mf-runtime.c: ... here, renaming symbols and making all functions
829 static. Remove unused min/max functions.
830 * Makefile.am: Forget about splay-tree.[ch].
831 * Makefile.in, testsuite/Makefile.in: Regenerated.
832
833 2004-07-21 Frank Ch. Eigler <fche@redhat.com>
834
835 * mf-runtime.c (__mfu_check): Remove mistaken mode-nop handling.
836 (__mfu_usage): Include (C) 2004.
837 * mf-hooks3.c (__mf_find_threadinfo): Don't call tracing functions
838 here. Include a comment explaining why.
839
840 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
841
842 * mf-impl.h (__mf_options): Add ignore_reads and timestamps fields.
843 * mf-runtime.c (options): Give them a name.
844 (__mf_set_default_options): Set them.
845 (__mf_insert_new_object, __mfu_unregister): Optionalize timestamps.
846 (__mf_violation): Warning cleanup.
847 * mf-impl.h (MF_VALIDATE_EXTENT): Support ignore_reads option.
848 * splay-tree.c (splay_tree_delete_helper): Remove obsolete decl.
849
850 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
851
852 g++/15861
853 * mf-runtime.c (__mf_init): Make it non-static. Tolerate
854 repeated invocation.
855
856 2004-07-09 Frank Ch. Eigler <fche@redhat.com>
857
858 Test case for g++/15861
859 * testsuite/libmudflap.c++/ctors-[12].cxx: New test case halves.
860 * testsuite/libmudflap.c++/ctors.exp: Driver.
861 * testsuite/libmudflap.c++/c++frags.exp: Elide redundant default.
862 Look only for *frag* test cases.
863
864 2004-07-08 Frank Ch. Eigler <fche@redhat.com>
865
866 ANSI C conversion, libmudflap specialization, recursion limiting.
867 * splay-tree.h (splay_tree_{de,}allocate_fn): Remove allocation_data
868 argument and indirection function pointers, update callers.
869 (splay_tree_s): Add statistics and recursion control fields
870 num_keys, max_depth, depth, rebalance_p.
871 * splay-tree.c (splay_tree_splay_helper): Track recursion depth.
872 Back out of search if it exceeds limit.
873 (splay_tree_splay): Manage recursion limiting with rebalancing as
874 needed.
875 (splay_tree_new): More initialization.
876 (splay_tree_rebalance): New function.
877 (splay_tree_foreach): Rewrite using nonrecursive logic.
878 (splay_tree_xmalloc_allocate, splay_tree_xmalloc_deallocate):
879 Remove. Point indirect calls to mf-runtime.c's routines.
880 (splay_tree_compare_ints, splay_tree_compare_pointers): Remove unused
881 functions.
882 (splay_tree_delete, splay_tree_delete_helper): Ditto.
883 * testsuite/heap-scalestress.c: New test based on one from
884 Eyal Lebedinsky <eyal@eyal.emu.id.au>:
885
886 2004-07-05 Matthias Klose <doko@debian.org>
887
888 * libtool-version: New.
889 * Makefile.am (libmudflap_la_LDFLAGS, libmudflapth_la_LDFLAGS):
890 Use -version-info for soname.
891 * Makefile.in: Regenerate.
892 * configure.ac: Remove libtool_VERSION macro
893 * configure: Regenerate
894
895 2004-07-05 Zack Weinberg <zack@codesourcery.com>
896
897 * mf-runtime.h.in: Wrap declarations of struct __mf_cache,
898 __mf_lookup_cache, __mf_lc_mask, or __mf_lc_shift in
899 #ifndef _MUDFLAP.
900
901 2004-06-29 Frank Ch. Eigler <fche@redhat.com>
902
903 Splay tree implementation fork.
904 * splay-tree.c, splay-tree.h: Copied & modified from libiberty.
905 Use hard-coded comparison function for uintptr_t. Remove key/value
906 deallocation logic. Cache last splayed key for consecutive lookups.
907 * Makefile.am, Makefile.in: Use them, don't link to them.
908 * mf-runtime.c (__mf_object_tree): Adapt to simpler splay_tree_new.
909 (__mf_find_objects2): Flip successor/predecessor search sequence.
910 * ansidecl.h, libiberty.h: Removed dummy files.
911
912 2004-06-29 Nick Clifton <nickc@redhat.com>
913
914 * configure.ac (AC_CHECK_HEADERS): Add dirent.h
915 * configure: Regenerate.
916 * mf-hooks2.c: Surround uses of dirent.h with #ifdef
917 HAVE_DIRENT_H.
918 Remove spurious inclusion of <strings.h>.
919
920 2004-06-29 Nick Clifton <nickc@redhat.com>
921
922 * mf-runtime.c (pthread_join): Only apply the weak pragma if the
923 function actually exists.
924
925 2004-06-25 Frank Ch. Eigler <fche@redhat.com>
926
927 * ansidecl.h, libiberty.h: New dummy files for building splay-tree.
928 * config.h.in: Regenerated.
929
930 2004-06-24 Frank Ch. Eigler <fche@redhat.com>
931
932 Adopt splay trees for object database.
933 * Makefile.am: Copy splay-tree.* from libiberty.
934 * Makefile.in, testsuite/Makefile.in: Regenerated.
935 * mf-runtime.h.in (__mf_unregister): Add third parameter (type).
936 * mf-hooks[123].c (*): Add new third parameter to mf_unregister.
937 * mf-impl.h (BEGIN_PROTECT): Remove some trace text.
938 * mf-runtime.c: Rewrite code dealing with object database to use
939 libiberty splay trees. Remove tree liveness aging option.
940 * testsuite/libmudflap.c/fail18-frag.c: Add volatile flag.
941
942 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
943
944 * configure.ac: New name of configure.in. Update
945 AC_INIT, AC_CONFIG_SRCDIR, AC_CONFIG_HEADERS, AC_CONFIG_FILES,
946 AC_OUTPUT, AM_INIT_AUTOMAKE to the preferred style for
947 Autoconf 2.5x and Automake 1.7 or later.
948 * configure.in: Remove.
949 * configure: Regenerate.
950
951 * Makefile.am: Remove useless multilib rules.
952 * Makefile.in: Regenerate.
953
954 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
955
956 * .cvsignore: New file.
957
958 2004-06-10 Stephen Crowley <stephen.crowley@sbcglobal.net>
959
960 PR libmudflap/13505
961 * mf-hooks2.c (semctl): Add cygwin porting hack.
962
963 2004-06-09 Frank Ch. Eigler <fche@redhat.com>
964
965 ctype support.
966 * configure.in: Look for ctype header and glibc implementation.
967 * mf-hooks2.c (__ctype_{b,toupper,tolower}_loc): Sample ctype
968 array hooks for glibc 2.3.
969 * mf-runtime.h.in: Wrap them.
970 * mf-runtime.c (__mf_init): Leave marker regarding other ctype
971 implementations.
972 * testsuite/libmudflap.c/pass47-frag.c: New test.
973 * configure, config.h.in: Regenerated.
974
975 2004-06-04 Frank Ch. Eigler <fche@redhat.com>
976
977 Portability improvements, e.g., libmudflap/15293.
978 * configure.in: Look for glibc extension functions. Look for
979 support of -f{function,data}-sections. Look for more headers.
980 Create testsuite/mfconfig.exp. Correct more "test x.." thinkos.
981 * Makefile.am: Use $(SECTION_FLAGS). Collapse piecemeal-compiled
982 mf-hooks* into usual single object per source.
983 * mf-hooks*.c: Remove all #if WRAP_foo conditionals.
984 * mf-hooks2.c: #include a bunch more system headers. Define strnlen
985 if system doesn't provide one.
986 * mf-hooks3.c (struct pthread_info): Add stack_*_alloc fields.
987 (pthread_create): Use it to properly GC dead thread stacks.
988 * mf-runtime.c (__mf_violation): Correct snprintf type warning.
989 * testsuite/Makefile.am: Stop generating site.exp.
990 * testsuite/mfconfig.exp.in: New file.
991 * testsuite/config/default.exp: Load new mfconfig.exp.
992 * testsuite/lib/libmudflap.exp (libmudflap-init): Add extra libraries.
993 (prune_gcc_output): Add glibc static linking warnings.
994 * testsuite/libmudflap.*/*frags.exp: Enumerate needed -lmudflap* libs.
995 * testsuite/libmudflap.c/pass46-frag.c: Ditto.
996 * configure, Makefile, aclocal.m4, config.h.in, testsuite/Makefile.in:
997 Regenerated with autoconf 2.57 and automake 1.7.
998
999 2004-06-04 Per Bothner <per@bothner.com>
1000
1001 * configure.in (LIBMUDFLAPTH): Fix thinko.
1002
1003 * configure.in: Check for more headers.
1004 * mf-hooks2.c: Conditionalize on HAVE_SYS_SOCKET_H etc.
1005
1006 * mf-runtime.c: In two places conditionalize on SIUSR1 rather than
1007 HAVE_SIGNAL as mingw has signal.h but not SIUSR1.
1008
1009 2004-06-01 Andreas Jaeger <aj@suse.de>
1010
1011 * configure.in: Handle multilibs, support
1012 --enable-version-specific-runtime-libs.
1013 * Makefile.am (lib_LTLIBRARIES): Rename to ...
1014 (toolexeclib_LTLIBRARIES): this for multilib support.
1015 * Makefile.in: Regenerated.
1016 * configure: Regenerated.
1017 * aclocal.m4: Regenerated.
1018 * config.h.in: Regenerated.
1019 * testsuite/Makefile.in: Regenerated.
1020
1021 2004-06-01 Andreas Jaeger <aj@suse.de>
1022
1023 * testsuite/lib/libmudflap.exp (libmudflap-init): Handle
1024 multilibs, using multilib directory instead of hardcoded path.
1025 Set LD_RUN_PATH.
1026
1027 2004-05-21 Frank Ch. Eigler <fche@redhat.com>
1028
1029 * Makefile.am (AM_MAKEFLAGS): Pass RUNTESTFLAGS.
1030 * Makefile.in: Ditto.
1031
1032 2004-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
1033
1034 * acinclude.m4 (lt_cv_deplibs_check_method): Use pass_all on sh*.
1035 * aclocal.m4, configure: Rebuilt.
1036
1037 2004-05-17 Frank Ch. Eigler <fche@redhat.com>
1038
1039 * lib/libmudflap.exp (libmudflap-init): For C++ test cases only,
1040 import some build settings from libstdc++-v3 testsuite_flags.
1041 * .../cfrags.exp, .../c++frags.exp, .../cthfrags.exp: Corresponding
1042 changes to pass test language.
1043
1044 * mf-runtime.c (__mfu_check): Poison the cache with antidote for
1045 quicker mode-nop handling.
1046
1047 2004-03-25 Frank Ch. Eigler <fche@redhat.com>
1048
1049 * mf-impl.h: Added libgcc license header.
1050
1051 2004-03-20 Frank Ch. Eigler <fche@redhat.com>
1052
1053 * mf-hooks[123].c, mf-runtime.c, mf-heuristics.c:
1054 Added libgcc license header.
1055 * mf-hooks3.c (__mf_0fn_pthread_create): Correct arg constness.
1056 (pthread_create): Simplify stack allocation syntax.
1057
1058 2004-03-08 Loren J. Rittle <ljrittle@acm.org>
1059
1060 * mf-hooks2.c: Support FreeBSD.
1061 (WRAP_gets): Avoid gets().
1062 * testsuite/libmudflap.c/pass-stratcliff.c: Do not
1063 test unimplemented mem/str calls on FreeBSD.
1064 * testsuite/libmudflap.c/pass21-frag.c: Do not include
1065 <alloca.h> on FreeBSD.
1066
1067 2004-01-30 Frank Ch. Eigler <fche@redhat.com>
1068
1069 * testsuite/libmudflap.c/pass36-frag.c: Add missing free() call.
1070 * testsuite/libmudflap.c/pass46-frag.c: New test for -fmudflapir.
1071 * testsuite/libmudflap.cth/cthfrags.exp: Add -DSTATIC to compiler
1072 flags for static linking permutation.
1073 * testsuite/libmudflap.cth/pass40-frag.c: When -DSTATIC, avoid
1074 some pthreads code that croaks on linux glibc tls.
1075
1076 2004-01-27 Frank Ch. Eigler <fche@redhat.com>
1077
1078 * testsuite/libmudflap.c/fail31-frag.c, pass45-frag.c: New tests.
1079
1080 2004-01-15 Frank Ch. Eigler <fche@redhat.com>
1081
1082 * testsuite/libmudflap.c/pass44-frag.c: New test.
1083
1084 2004-01-12 Frank Ch. Eigler <fche@redhat.com>
1085
1086 * testsuite/libmudflap.c/fail{28,29,30}-frag.c: New tests.
1087
1088 2004-01-08 Frank Ch. Eigler <fche@redhat.com>
1089
1090 * testsuite/libmudflap.c/pass43-frag.c: Added missing program rc.
1091
1092 2003-12-11 Frank Ch. Eigler <fche@redhat.com>
1093
1094 * testsuite/libmudflap.c/pass42-frag.c, pass43-frag.c: New tests.
1095
1096 2003-12-08 Andrew Pinski <pinskia@physics.uc.edu>
1097
1098 PR libmudflap/12670
1099 * configure.in: Add check for see if
1100 socklen_t typedef is in sys/socket.h.
1101 * mf-hooks1.c: Add define if socklen_t
1102 is not typedef.
1103 * mf-hooks2.c: Likewise.
1104 * mf-hooks3.c: Likewise.
1105 * config.h.in: Regen.
1106 * configure: Regen.
1107
1108 2003-12-08 Frank Ch. Eigler <fche@redhat.com>
1109
1110 * mf-runtime.c (__mf_watch_or_not): Tweak tracing message.
1111 * testsuite/libmudflap.c/fail21-frag.c: Defeat aliasing
1112 optimizations.
1113 * testsuite/libmudflap.c/pass25-frag.c: Ditto.
1114 * testsuite/libmudflap.c/pass26-frag.c: Tolerate non-overlapping
1115 (unoptimized) allocation of stack space.
1116
1117 2003-12-07 Richard Henderson <rth@redhat.com>
1118
1119 * testsuite/libmudflap.c/fail23-frag.c (main): Adjust addend to 11.
1120 * testsuite/libmudflap.c/fail27-frag.c (foo): Mark noinline.
1121
1122 2003-12-06 Andrew Pinski <apinski@apple.com>
1123
1124 partial PR libmudflap/12670
1125 * mf-hooks1.c: Respect Darwin checks. Conditionalize POSIX_SOURCE.
1126 * mf-hooks2.c: Likewise.
1127 * mf-hooks3.c: Likewise.
1128
1129 2003-11-19 Frank Ch. Eigler <fche@redhat.com>
1130
1131 libstdc++/11696
1132 * mf-runtime.h.in: Switch to #pragma redefine_extname for
1133 symbols interposed at compile time.
1134 * testsuite/libmudflap.c++/pass41-frag.cxx: New test.
1135
1136 libmudflap/12939
1137 * mf-hooks2.c (semctl): Tolerate FreeBSD.
1138
1139 * configure.in: Reorganize check for <pthread.h>.
1140 * configure: Regenerated.
1141
1142 2003-11-04 David Edelsohn <edelsohn@gnu.org>
1143
1144 * mf-runtime.c (_ALL_SOURCE): Define for AIX.
1145 (_LARGE_FILE_API): Define for AIX.
1146 * mf-hooks[123]: Same.
1147 (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
1148
1149 2003-10-21 David Edelsohn <edelsohn@gnu.org>
1150
1151 * mf-runtime.c (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
1152
1153 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
1154
1155 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1156
1157 * configure.in: Update check for union semun.
1158
1159 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1160
1161 PR other/11673
1162 * mf-hooks2.c [WRAP_semctl]: Fix check for HAVE_UNION_SEMUN.
1163
1164 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
1165
1166 PR other/11673
1167 * configure.in: Add checks for 64-bit LFS functions, struct semun
1168 definition, for BSD compatibility.
1169 * mf-hooks1.c: Respect BSD checks. Conditionalize POSIX_SOURCE.
1170 * mf-hooks2.c: Ditto. Include <strings.h> for bcmp* decls.
1171 * mf-hooks3.c: Ditto.
1172 (pthread_create): Try MAP_ANON on platforms without the MAP_ANONYMOUS
1173 mmap flag.
1174 * configure, config.h.in: Regenerated.
1175
1176 2003-07-23 Frank Ch. Eigler <fche@redhat.com>
1177
1178 Multithreading fixes:
1179 * mf-runtime.c (__mf_object): Store allocating/deallocating
1180 thread id.
1181 (options): Support new "-thread-stack" option.
1182 Rename "-heur-argv-environ" option to "-heur-stdlib".
1183 Disable "-lc-mask" and "-lc-shift" options.
1184 (__mf_dynamic): Add function pointers for pthread_join/_exit.
1185 (__assert_fail): New self-contained function for glibc.
1186 * mf-hooks3.c: Essentially rewritten, particularly related to
1187 use of __mf_pthread_info array.
1188 (pthread_join, _exit): New hook functions.
1189 * mf-impl.h (BEGIN_PROTECT): Handle starting_p case.
1190 * testsuite/libmudflap.cth/pass40-frag.c: New test.
1191
1192 Warning cleanups:
1193 * mf-heuristics.c: Add type casts for tracing, sub calls.
1194 * mf-impl.h (BEGIN_PROTECT): Redefine to omit result type.
1195 Update all callers to declare explicit result holder.
1196 (END_PROTECT): Removed.
1197 * testsuite/*/*frags.exp: Clean up default MUDFLAP_OPTIONS.
1198
1199 2003-07-15 Diego Novillo <dnovillo@redhat.com>
1200
1201 * testsuite/libmudflap.c/fail21-frag.c: Add volatile modifiers.
1202 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1203 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1204
1205 2003-07-04 Frank Ch. Eigler <fche@redhat.com>
1206
1207 * mf-hooks1.c, 2.c, 3.c: New file, splits up content from old ...
1208 * mf-hooks: Removed.
1209 * mf-impl.h (MF_VALIDATE_EXTENT, BEGIN_PROTECT, END_PROTECT):
1210 Move these macros from old mf-hooks.c here.
1211 * Makefile.am: Adapt to split-up hook sources for faster builds.
1212 * Makefile.in: Regenerated.
1213
1214 * mf-heuristics.c: Remove #if-0 block.
1215
1216 * mf-impl.h (__mf_state): Reorganize declaration and implementation.
1217 (__mf_starting_p): New state only for use while dlsym bootstrapping.
1218 (CALL_REAL, __mf_init): Corresponding changes.
1219 (TRACE, VERBOSE_TRACE): Include thread id and "mf:" prefix. Update
1220 all callers to remove redundant "mf:" prefix.
1221 * mf-runtime.h.in: #define a few reentrancy macros for libmudflapth.
1222 * mf-hooks3.c: Rewrite chunks to support per-thread __mf_state value.
1223 (__mf_pthread_info): Become a hash table.
1224
1225 * testsuite/lib/mfdg.exp: Support new "dg-timeout" and
1226 "dg-repetitions" directives to control test case execution.
1227 * testsuite/libmudflap.cth/pass37-frag.c: Add timeout and repeat
1228 options.
1229 * testsuite/libmudflap.cth/pass39-frag.c: Ditto for this new test.
1230
1231 2003-06-25 Frank Ch. Eigler <fche@redhat.com>
1232
1233 * mf-hooks.c (alloca): Separate into stub.
1234 (__mf_wrap_alloca_indirect): New function. Use CALL_REAL
1235 malloc/free for alloca blocks.
1236 (pthread_create): Tolerate failing pthread_attr_get* calls.
1237 * mf-runtime.c (__mf_fini): Call __mf_wrap_alloca_indirect.
1238 * mf-impl.h (CALL_WRAP): Remove macro.
1239 * testsuite/libmudflap.c/pass21-frag.c: Include <alloca.h>.
1240 * testsuite/libmudflap.c/pass23-frag.c: Include more struct
1241 padding for ia64 BIT_FIELD_REF constructs.
1242
1243 2003-06-19 Frank Ch. Eigler <fche@redhat.com>
1244
1245 * mf-hooks.c (struct pthread_info): Add "thread_errno" field.
1246 (__mf_pthread_spawner, __mf_pthread_cleanup): Use it with GUESS
1247 libmudflap object type.
1248 * mf-runtime.c (__mfu_unregister): Correct cemetary logic to avoid
1249 crashes on unregistering STATIC objects.
1250
1251 2003-06-17 Frank Ch. Eigler <fche@redhat.com>
1252
1253 Based on patch from Eyal Lebedinsky <eyal@eyal.emu.id.au>:
1254 * mf-hooks.c (__mf_pthread_spawner): Register thread errno.
1255 (time, strerror, fopen, fopen64, fclose, fread): New hooks.
1256 (fwrite, fgetc, fgets, getc, gets, ungetc, fputc): New hooks.
1257 (fputs, putc, puts, clearerr, feof, ferror, fileno): New hooks.
1258 (printf, fprintf, sprintf, snprintf, vprintf, vfprintf): New hooks.
1259 (vsprintf, vsnprintf, access, remove, fflush, fseek): New hooks.
1260 (fseeko64, ftell, ftello64, rewind, fgetpos, fsetpos): New hooks.
1261 (stat, stat64, fstat, lstat, mkfifo, setvbuf, setbuf): New hooks.
1262 (setvbuf, opendir, closedir, readdir, recv, recvfrom): New hooks.
1263 (recvmsg, send, sendto, sendmsg, setsockopt, getsockopt): New hooks.
1264 (accept, bind, connect, gethostname, sethostname): New hooks.
1265 (gethostbyname, wait, waitpid, popen, pclose, execve): New hooks.
1266 (execv, execvp, system, dlopen, dlclose, dlerror, dlsym): New hooks.
1267 (semop, semctl, shmctl, shmat, shmdt): New hooks.
1268 * mf-runtime.h.in: Corresponding changes.
1269 * mf-runtime.c (__mf_ini): Register stdio objects. Use STATIC type.
1270 (opts) Rename heur_argv_environ to heur_std_data.
1271 (__mf_wrap_main): Use STATIC type for argv/environ strings.
1272 * Makefile.am: Corresponding changes.
1273 * Makefile.in: Regenerated.
1274
1275 2003-06-11 Frank Ch. Eigler <fche@redhat.com>
1276
1277 * mf-heuristics.c (__mf_heuristic_check): Disable stack_bounds
1278 heuristic for threaded case, and for non-x86-linux targets.
1279 * mf-hooks.c (__mf_0fn_calloc): Provide a working dummy implementation
1280 for use during pre-main() program startup.
1281 (__mf_0fn_*): Make these functions non-static.
1282 * mf-impl.h (DECLARE, CALL_REAL): Support calls to 0fn backup hook
1283 functions.
1284 * mf-runtime.c (__mf_state): Set initial state to "starting".
1285 (__mf_resolve_single_dynamic): Tolerate repeated calls for same symbol.
1286 (__wrap_main): New function to register argv[] and environ[] strings.
1287 (__mf_ini): Call it.
1288 (*): In all trace functions, use "%p" as formatter for uintptr_t.
1289
1290 * testsuite/libmudflap.c/pass38-frag.c: New test case.
1291 * testsuite/libmudflap.cth/pass37-frag.c: Improved test.
1292
1293 * acinclude.m4: Add comments with aoliva's concerns about x86_64
1294 pass_all.
1295 * aclocal.m4, configure: Regenerated.
1296
1297 2003-06-04 Frank Ch. Eigler <fche@redhat.com>
1298
1299 * acinclude.m4: Correct typo in AC_MSG_CHECKING.
1300 * aclocal.m4, configure: Regenerated.
1301
1302 2003-06-03 Frank Ch. Eigler <fche@redhat.com>
1303
1304 * acinclude.m4: Force "pass_all" deplibs_check_method for libtool
1305 for x86_64 target. Disable caching for this value.
1306 * aclocal.m4, configure: Regenerated.
1307
1308 2003-06-02 Frank Ch. Eigler <fche@redhat.com>
1309
1310 * testsuite/libmudflap.c/pass38-frag.c: Deleted. -fwritable-strings
1311 is about to become deprecated, and its present handling bugs are
1312 unworthy of fixing.
1313
1314 2003-05-30 Frank Ch. Eigler <fche@redhat.com>
1315
1316 * testsuite/libmudflap.c/pass38-frag.c: New test for
1317 -fwritable-strings.
1318
1319 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
1320
1321 * mf-runtime.c (__mf_sigusr1_handle): Call unlocked variant of
1322 __mf_report, asserting reentrant calling context.
1323
1324 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
1325
1326 * mf-hooks.c (realloc): Correct reentrancy logic.
1327 * testsuite/libmudflap.c/hook-allocstuff.c: New test case.
1328
1329 2003-05-20 Frank Ch. Eigler <fche@redhat.com>
1330
1331 * mf-hooks.c (LIBMUDFLAPTH_THREADS_MAX): New macro, replaces
1332 PTHREAD_THREADS_MAX. Update users.
1333 * mf-runtime.c (__mf_usage): Print [active] instead of [default]
1334 for active options.
1335 * testsuite/Makefile.am (all-local): Prime dejagnu site.exp file
1336 with libmudflapth presence indicator.
1337 * testsuite/Makefile.in: Regenerated.
1338
1339 2003-05-16 Frank Ch. Eigler <fche@redhat.com>
1340
1341 * Makefile.am (AM_CFLAGS): Remove "-ansi".
1342 * configure.in: Remove silly no-pthreads => no-shared logic.
1343 * Makefile.in, configure: Regenerated.
1344 * mf-heuristics.c (__mf_heuristic_check): Remove reentrancy hacks.
1345 * mf-hooks.c (BEGIN_PROTECT, END_PROTECT): Reorganize reentrancy
1346 code. Count reentrancy events.
1347 (all hook functions): Don't directly manipulate __mf_state variable.
1348 Add TRACE calls to hook functions without them.
1349 * mf-impl.h (LOCKTH): Try to count lock contention events.
1350 (VERBOSE_TRACE, TRACE): Remove reentrancy hacks.
1351 * mf-runtime.c (BEGIN_RECURSION_PROTECT, END_RECURSION_PROTECT):
1352 Reorganize reentrancy code.
1353 (external __mf_ entry points): Use RECURSION_PROTECT mechanism to
1354 identify reentrancy with mutex holding times.
1355 (internal __mfu_ entry points): Remove internal reentrancy code.
1356 (__mf_init): Use ordinary locked calls.
1357 (__mfu_report): Print the two new counts.
1358 * testsuite/lib/libmudflap.exp: Filter out junk ld/pthreads messages.
1359 * testsuite/libmudfap.cth/cthfrags.exp: New test driver.
1360 * testsuite/libmudflap.cth/pass37-frag.c: New pthreads test.
1361 * testsuite/libmudfap.cth/cfrags.exp: Adapt to new libmudflap
1362 option defaults.
1363
1364 2003-05-09 Frank Ch. Eigler <fche@redhat.com>
1365
1366 * configure.in: Add pthread support, plus glibc and porting hacks.
1367 * Makefile.am (LIBMUDFLAPTH): New conditional, to build -lmudflapth
1368 from objects built into ./pth/.
1369 * mf-runtime.c (__mfu_watch,register,...): Fork new unlocked
1370 functions for internal entry points. Update callers to pick
1371 locked vs. unlocked variants.
1372 (__mf_resolve_single_dynamic): Extend to support symbol versioning
1373 info coming in from a static data structure.
1374 (*): Reorder miscellaneous declarations to group data vs functions.
1375 (__mf_set_default_options): Simplify.
1376 (__mf_usage): Mention threading status of host executable.
1377 * mf-impl.h: Move max/min decls here. Reorganize __mf_dynamic
1378 decls to match above.
1379 (LOCKTH, UNLOCKTH): New macros for Big Libmudflap Lock management.
1380 * mf-heuristics.c: Choose between locked/unlocked calls. Add
1381 some lock/unlock markers. Remove some unused code.
1382 * mf-hooks: Ditto.
1383 (pthread_create): New hook function.
1384 (__mf_pthread_cleanup, _spawner): New helper functions.
1385 * configure. aclocal.m4, config.h.in, Makefile.in: Regenerated.
1386
1387 2003-05-02 Frank Ch. Eigler <fche@redhat.com>
1388
1389 * testsuite/libmudflap.c/fail27-frag.c: Add more volatile flags.
1390
1391 2002-04-28 Frank Ch. Eigler <fche@redhat.com>
1392
1393 * Makefile.am (HOOKOBJS): Add *time related hooks.
1394 * configure.in: Look for pthreads.h header.
1395 * mf-hooks.c (asctime, ctime, gmtime, localtime): New wrappers.
1396 * mf-runtime.c: Begin sketching some pthreads support.
1397 (__mf_usage): Check for -lpthread presence.
1398 (__mf_unregister): Confirm matching unregistration base.
1399 (__mf_find_objects_rec): Reduce unnecessary recursion.
1400 * mf-runtime.h.in: Add "nothrow" attribute to functions. Add
1401 #defines for new hook functions.
1402 * mf-impl.h: Corresponding changes.
1403 * config.h.in, configure, Makefile.in: Regenerated.
1404
1405 2002-04-27 Diego Novillo <dnovillo@redhat.com>
1406
1407 * testsuite/libmudflap.c/fail1-frag.c: Add volatile
1408 modifiers to prevent being optimized away.
1409 * testsuite/libmudflap.c/fail10-frag.c: Likewise.
1410 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1411 * testsuite/libmudflap.c/fail14-frag.c: Likewise.
1412 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1413 * testsuite/libmudflap.c/fail2-frag.c: Likewise.
1414 * testsuite/libmudflap.c/fail20-frag.c: Likewise.
1415 * testsuite/libmudflap.c/fail3-frag.c: Likewise.
1416
1417 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1418
1419 * Makefile.am (libmudflap_la_LIBADD): Remove -ldl.
1420 * configure.in: Look for uintptr_t and -ldl on target.
1421 * mf-runtime.h.in: Adjust uintptr_t declaration logic.
1422 * Makefile.in, aclocal.m4, configure, config.h.in: Regenerated.
1423 * testsuite/Makefile.in: Regenerated.
1424 * mf-runtime.c (__mf_sigusr1_respond): Tweak declaration and calls
1425 for better C compliance.
1426
1427 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1428
1429 * mf-hooks.c (MF_VALIDATE_EXTENT): Remove unnecessary reentrancy
1430 prevention code.
1431 * mf-runtime.c (__mf_set_default_options): Turn off
1432 check-initialization.
1433 (__mf_describe_object): Shorten description.
1434 * testsuite/libmudflap.c/fail25-frag.c: Turn on check-initialization.
1435
1436 2003-04-07 Frank Ch. Eigler <fche@redhat.com>
1437
1438 * mf-hooks.c (__mf_0fn_mmap): Correct return value, as per <rth>.
1439
1440 2003-04-02 Frank Ch. Eigler <fche@redhat.com>
1441
1442 * mf-hooks.c (BEGIN_PROTECT): Handle startup-time reentrant
1443 calls specially.
1444 (__mf_0fn_malloc ... _munmap): New dummy backup calls.
1445 * mf-impl.h (CALL_BACKUP): New macros.
1446 * mf-runtime.c (__mf_init): Tweak __mf_state during startup.
1447
1448 2003-03-31 Frank Ch. Eigler <fche@redhat.com>
1449
1450 * Makefile.am (AM_CFLAGS): Remove optimization flags.
1451 (HOOKOBJS): Remove dlopen hook.
1452 (libmudflap_la_LIBADD): Add -ldl.
1453 * mf-hooks.c (dlopen): Remove hook.
1454 * mf-impl.h (__mf_dynamic): Ditto.
1455 * mf-runtime.c (__mf_resolve_dynamics): Ditto.
1456 * Makefile.in: Regenerated.
1457
1458 2003-03-28 Frank Ch. Eigler <fche@redhat.com>
1459
1460 * configure.in: Check for target gettimeofday, signal, some headers.
1461 * mf-impl.h (__mf_opts): Add new "sigusr1_report" field. Comment
1462 out inop multi_threaded field.
1463 * mf-runtime.c (options): Handle new "-sigusr1-report" option.
1464 (__mf_set_options): Correct handling of "-help".
1465 (__mf_sigusr1_respond): New function to manage SIGUSR1 response.
1466 (__mf_check, __mf_register, __mf_unregister): Call it.
1467 (__mf_insert_new_object, __mf_unregister): Respect HAVE_GETTIMEOFDAY.
1468 (__mf_report_leaks): Make callable
1469 (__mf_tree_analyze): Traverse in-order. Accumulate address bit
1470 distribution statistics.
1471 (__mf_adapt_cache): Rewrite shift guessing logic based on address
1472 bit distributions.
1473 * config.h.in, configure: Regenerated.
1474 * testsuite/libmudflap.c/fail27-frag.c: New test.
1475 * testsuite/libmudflap.c/pass36-frag.c: New test.
1476
1477 2003-03-11 Frank Ch. Eigler <fche@redhat.com>
1478
1479 * mf-runtime.h.in: Tweak.
1480 * Makefile.am, configure.in: Tweak mf-runtime.h generation some more.
1481 Don't use intermediate files nor AC_OUTPUT-time postprocessing.
1482 * Makefile.in, testsuite/Makefile.in, configure: Regenerated.
1483
1484 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1485
1486 * configure.in: Tweak generation of mf-runtime.h some more. It
1487 needs to work from both config.status and configure.
1488 * configure: Regenerated.
1489
1490 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1491
1492 * Makefile.am: Reorganize hook file building. Add auto dependencies.
1493 * configure.in: Tweak generation of mf-runtime.h.
1494 * mf-runtime.h.in: Add new __MF_TYPE_HEAP_I.
1495 * mf-hooks.c (*): Adapt to initialized-heap object type.
1496 * mf-impl.h: Tweak cemetary boundaries.
1497 * mf-runtime.c (__mf_check): Adapt to new initialized-heap object
1498 type.
1499 (__mf_insert_new_object, __mf_register, __mf_unregister): Ditto.
1500 (__mf_describe_object, __mf_report_leaks, __mf_violation): Ditto.
1501 * testsuite/lib/libmudflap.exp (includes): Include build tree.
1502 * testsuite/libmudflap.c/pass{26,5}: Further adapt to initialization
1503 checking.
1504 * testsuite/.../fail{25,26}-frag.c: New tests.
1505 * testsuite/.../pass{32,33,34,35}-frag.c: New tests.
1506 * Makefile.in, configure: Regenerated.
1507
1508 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1509
1510 * mf-runtime.c (__mf_set_default_options): Turn on initialization
1511 checking by default.
1512 (__mf_insert_new_object): As a temporary hack, assume that new
1513 objects registered on the stack start out initialized.
1514 * testsuite/libmudflap.c/fail9,pass23,pass[6789]-*: Initialize
1515 heap objects by hand.
1516
1517 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1518
1519 Switch to macro-style hooks for str*/mem*/b* functions.
1520 * mf-runtime.h.in (__MF_TYPE_*): Moved some internal values out.
1521 (mem*, str*, b*): Added macro-style hooks for _MUDFLAP case.
1522 * mf-runtime.c: #include config.h to enable glibc backtraces again.
1523 (__mf_set_default_options): Turn off heur_proc_map.
1524 (*): Adapt to to macro-style hook functions.
1525 (__mf_object_dead_head, __mf_object_cemetary): Correct bounds.
1526 (__mf_check, __mf_register, __mf_unregister): Tweak tracing message.
1527 (__mf_violation): Handle __MF_VIOL_WATCH.
1528 * mf-impl.h (__MF_TYPE_*): Moved these internal values here.
1529 (__mf_dynamic): Removed mem*/str*/b* functions.
1530 (TRACE, VERBOSE_TRACE): Add reentrancy locking.
1531 (WRAPPER2): New macro for macro-style hooks.
1532 * mf-hooks.c: Convert mem*/str*/b* functions to simpler
1533 macro-style hooks.
1534 (BEGIN_PROTECT): Tweak tracing vs reentrancy-lock ordering.
1535 * mf-heuristics.c: Adapt to macro-style hook functions.
1536 Correct some comments.
1537 * testsuite/lib/mfdg.exp (dg-test): Simplify result string for
1538 output pattern tests.
1539 * testsuite/libmudflap.c/fail[89]-frag.c: Elaborate output test.
1540 * testsuite/libmudflap.c++/c++frags.exp: Enable non-static tests.
1541
1542 2003-02-28 Frank Ch. Eigler <fche@redhat.com>
1543
1544 * testsuite/libmudflap.c/fail23-frag.c, pass30-frag.c: New tests
1545 for global array registration.
1546 * testsuite/libmudflap.c++/fail24-frag.cxx, pass31-frag.cxx: Ditto.
1547 * testsuite/libmudflap.c++/c++frags.exp: Tweak -static multilib hack.
1548
1549 2003-02-27 Frank Ch. Eigler <fche@redhat.com>
1550
1551 * Makefile.am: Add gross make bug workarounds. Tweaked
1552 SUBDIRS and AM_CFLAGS.
1553 * Makefile.in: Regenerated.
1554
1555 2003-02-26 Frank Ch. Eigler <fche@redhat.com>
1556
1557 Switch to dejagnu.
1558 * configure.in (AC_PROG_CXX): Don't look for C++ any more.
1559 * Makefile.am (TESTS): Remove simple automake testing.
1560 * configure, Makefile.in: Regenerated.
1561 (SUBDIRS): Include new testsuite/ directory.
1562 * tests/*: Removed all files; moved bulk under:
1563 * testsuite/*: New subdirectory tree.
1564 * testsuite/libmudflap.c/cfrags.exp: New file, C test driver.
1565 * testsuite/libmudflap.c++/c++frags.exp: New file, C++ test driver.
1566 * testsuite/lib/libmudflap.exp: New file, derived from libstdc++.
1567 * testsuite/lib/mfdg.exp: New file, derived from dejagnu.
1568 * testsuite/config/default.exp: New file.
1569 * testsuite/Makefile.am, Makefile.in: New files.
1570
1571 2003-01-29 Frank Ch. Eigler <fche@redhat.com>
1572
1573 * Makefile.am (TESTS_ENVIRONMENT): Remove redundant "-mode-check".
1574 (TESTS): Add fail22 and pass29 tests.
1575 * mf-runtime.h.in: Change API to take void*/size_t region parameters.
1576 Add new access-type parameter for __mf_check. Move __MF_VIOL* out.
1577 * mf-impl.h: Corresponding changes. Update CLAMP* macros for void*
1578 values. Move __MF_VIOL* here.
1579 * mf-runtime.c (*): Adapt to void*/size_t API in mf-runtime.h.
1580 (check_initialization): New field in __mf_opts. Default off.
1581 (read_count,write_count): New fields in __mf_object.
1582 (__mf_check): Implement basic initialization checking.
1583 (__mf_insert_new_object): Assume STATIC|GUESS regions are initialized.
1584 (__mf_describe_object): Print new fields.
1585 (__mf_violation): Identify check/read vs. check/write in messages.
1586 * test/pass29-frag.c, test/fail22-frag.c: Basic tests for new
1587 "-check-initialized" mudflap option.
1588 * test/pass25-frag.c, test/fail21-frag.c: Adapt to API changes.
1589 * mf-hooks.c (MF_VALIDATE_EXTENT): Add new access-type parameter.
1590 Drop __FILE__/__LINE__ hack. Update callers.
1591 (*): Adapt to new mf-runtime.h API.
1592 * Makefile.in: regenerated.
1593
1594 2003-01-24 Frank Ch. Eigler <fche@redhat.com>
1595
1596 * configure.in: Build mf-runtime.h a more proper way.
1597 * mf-hooks.c (strdup, strndup): Correct reentrancy logic.
1598 * mf-runtime.c (verbose_violations): Turn on by default.
1599 * mf-runtime.h.in: Remove some miscellaneous stuff ...
1600 * mf-impl.h: ... and move it here.
1601 * configure: Regenerated.
1602
1603 2003-01-22 Frank Ch. Eigler <fche@redhat.com>
1604
1605 * configure.in: Look for C++ compiler.
1606 * test/*-frag.c, mf-driver.c: Reformatted with GNU indent and
1607 fixed type warnings when built with C++.
1608 * test/pass27-frag.cxx, pass28-frag.cxx: New C++ tests.
1609 * Makefile.am (TESTS): Run them.
1610 (*) Add new rules for building and running C++ tests.
1611 (TESTFLAGS): Set new default to avoid libstdc++-v3 shlib issues.
1612 * mf-runtime.h.in: Protect with extern "C".
1613 * Makefile, configure: Regenerated.
1614
1615 2003-01-06 Frank Ch. Eigler <fche@redhat.com>
1616
1617 Portability improvements.
1618 * configure.in: Look for glibc backtrace headers/functions.
1619 * mf-hooks.c: Don't include <execinfo.h> any more.
1620 * mf-runtime.c (__mf_set_options): Call more stdlib functions
1621 via CALL_REAL.
1622 (__mf_backtrace): Provide alternate baby implementation in
1623 absence of glibc.
1624 * test/mf-driver.c: Portability tweaks.
1625 * acinclude.m4: New file, containing top level libtool.m4.
1626 * aclocal.m4, configure, Makefile.in, config.h.in: Regenerated.
1627
1628 2002-12-19 Frank Ch. Eigler <fche@redhat.com>
1629
1630 * mf-runtime.h.in (HAVE_UINTPTR_T): Define unconditionally.
1631
1632 2002-11-08 Frank Ch. Eigler <fche@redhat.com>
1633
1634 * mf-runtime.c (options): Add new "wipe-heap", "wipe-stack"
1635 options.
1636 (__mf_unregister): Implement stack/heap object wiping.
1637 (__mf_set_options): Renamed from __mf_process_opts.
1638 (__mf_uncache_object): Change arg type, correct callers.
1639 * mf-impl.h: Corresponding changes.
1640 * mf-hooks.c (realloc): Save/restore heap-wiping flag.
1641 * mf-runtime.h.in (__mf_set_options): Extend public API.
1642 * test/pass26-frag.c: New test for stack wiping.
1643 * Makefile.am (TESTS): Run it.
1644 * Makefile.in: Regenerated.
1645
1646 2002-11-07 Frank Ch. Eigler <fche@redhat.com>
1647
1648 * mf-runtime.h.in (__mf_watch, __mf_unwatch): Extend public API.
1649 * mf-runtime.c (__mf_object_t): Add watching_p field.
1650 (__mf_watch_or_not): New function to implement
1651 object watch flagging.
1652 (__mf_watch, __mf_unwatch): New wrappers for above.
1653 (__mf_check, __mf_describe_object): Handle objects with watching_p.
1654 (__mf_count_violation): Enlarge array.
1655 (__mf_uncache_object): Renamed from __mf_remove_old_object. Don't
1656 unlink object. Clear cache properly.
1657 (__mf_unregister): Unlink object explicitly before uncaching.
1658 * test/fail21-frag.c, pass25-frag.c: New tests.
1659 * Makefile.in, aclocal.m4: Regenerated.
1660
1661 2002-11-05 Frank Ch. Eigler <fche@redhat.com>
1662
1663 * test/fail20-frag.c: New test for NULL pointer dereferencing.
1664 * Makefile.am (TESTS): Add it.
1665 * test/pass-stratcliff.c: Add decls of stpcpy.
1666 * configure.in: Test for <stdint.h>. Generate mf-runtime.h in
1667 build tree from config.h and new file mf-runtime.h.in.
1668 * mf-runtime.h.in: Renamed from mf-runtime.h. Tweak uintptr_t decl.
1669 * Makefile.in, configure, config.h.in: Regenerated.
1670 * mf-hooks.c: Add #undef for wrapped glibc str*/mem* macros.
1671 * mf-runtime.c (options, __mf_set_default_options): Support new
1672 default "abbreviate" option.
1673 (__mf_object.description_epoch): New field.
1674 (__mf_describe_object): Conditionally abbreviate objects already
1675 displayed in current epoch. Accept NULL input to increment epoch.
1676 (__mf_fini, __mf_ini): Reset description epoch.
1677 (__mf_register, __mf_unregister, __mf_adapt_cache, __mf_init): Ensure
1678 that NULL pointer slot in lookup cache is invalidated. Register a
1679 NOACCESS region around NULL.
1680 * mf-impl.h: Corresponding changes.
1681
1682 2002-10-16 Frank Ch. Eigler <fche@redhat.com>
1683
1684 * test/fail19-frag.c, pass24-frag.c, pass-stratcliff.c: New tests.
1685 * Makefile.am: Run them. Install mf-runtime.h.
1686 * Makefile.in: Regenerated.
1687 * mf-hooks.c: Add some markers for more missing functions.
1688 * mf-runtime.c (__mf_adapt_cache): Experiment with a utilization-based
1689 statistic to tune tune cache size (mask).
1690
1691 2002-10-01 Frank Ch. Eigler <fche@redhat.com>
1692
1693 * test/pass23-frag.c: New test for bit_field_ref expressions.
1694 * Makefile.am, Makefile.in: Add new test.
1695 * mf-hooks.c (mmap, munmap): Rewrite to track individual pages.
1696 (MF_VALIDATE_EXTENT): Accept zero-size mem/str operations.
1697 * mf-runtime.c (__mf_init): Register errno global.
1698 (__mf_find_object): Removed function.
1699 (__mf_check): Rewrite logic to support accesses across some
1700 contiguous but distinctly registered objects.
1701 (__mf_remove_old_object): Tolerate cache entries that span
1702 contiguous objects.
1703
1704 2002-09-30 Frank Ch. Eigler <fche@redhat.com>
1705
1706 * test/pass21-frag.c, pass22-frag.c: New tests: alloca, bitfields.
1707 * Makefile.am, Makefile.in: Run new tests.
1708 * mf-hooks.c (alloca): Correct stack direction logic.
1709
1710 2002-09-26 Frank Ch. Eigler <fche@redhat.com>
1711
1712 * mf-impl.h (adapt_cache): New option.
1713 * mf-runtime.c (__mf_set_default_options): Set its default value.
1714 Tweak the tree_aging parameter down.
1715 (__mf_check): Maintain separate counter for cache-adaptation.
1716 (__mf_tree_analyze): New function to collect object tree stats.
1717 (__mf_adapt_cache): New function to automate cache parameters.
1718
1719 2002-09-24 Frank Ch. Eigler <fche@redhat.com>
1720
1721 * mf-heuristics.c (__init_misc, __mf_heuristic_check): Add
1722 hypothetical #if-0'd argv/envp region registration.
1723 * mf-runtime.c (__mf_init): Add kludged form of above.
1724 (*) Add "heur_argv_environ" flag, default on, to govern this.
1725 * mf-impl.h: Corresponding changes.
1726
1727 2002-09-20 Frank Ch. Eigler <fche@redhat.com>
1728
1729 * test/fail18-frag.c: New test file for NOACCESS regions.
1730 * Makefile.am (TESTS): Add new test.
1731 * Makefile.in: Regenerated.
1732
1733 * mf-heuristics.c (__mf_heuristics_check): Correct deja_vu logic.
1734 * mf-impl.h (tree_aging): Add new mudflap_option, default 1000000.
1735 (optimize_object_tree): Remove unused mudflap_option.
1736 * mf-runtime.h (__MF_TYPE_NOACCESS): New region type. Add printing
1737 support throughout. Use .._MAX_CEM for cemetary upper bound.
1738 * mf-runtime.c (__mf_init): Register __mf_* globals as NOACCESS
1739 regions.
1740 (__mf_object): Add new liveness field for use by tree aging.
1741 (__mf_check): Trigger tree aging when needed.
1742 (__mf_age_tree): New function to decay liveness field.
1743 (__mf_find_objects_rec): Use liveness field to rotate tree.
1744 (__mf_insert_new_object): Only provide backtrace for HEAP objects.
1745 (__mf_unregister): Ditto.
1746 (__mf_register): Tweak duplicate-static message.
1747 (__mf_violation: Tweak nearby-object counter printing.
1748
1749 2002-09-16 Frank Ch. Eigler <fche@redhat.com>
1750
1751 * test/pass20-frag.c: New test file.
1752 * Makefile.am (TESTS): Reorganize. Add pass20 test.
1753 * Makefile.in: Regenerated.
1754
1755 * mf-impl.h (TRACE_IN, TRACE_OUT): Remove macros. Update callers.
1756 * mf-hooks.c (BEGIN_PROTECT): Add hook tracing here.
1757 * mf-heuristic.c (__mf_heuristic_check): Track seen /proc/self/map
1758 entries to avoid repeat registration.
1759 * mf-runtime.c (__mf_object_cemetary): Don't bother bury GUESS regions.
1760 (__mf_register, __mf_unregister): Rewrite GUESS handling logic.
1761
1762 2002-09-09 Frank Ch. Eigler <fche@redhat.com>
1763
1764 * Makefile.am: Create test sources with #include, not cat>>.
1765 * Makefile.in: Regenerated.
1766 * test/buildtest.sh: Removed.
1767 * test/driver.c (abort_handler, main): Be quiet.
1768
1769 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1770
1771 * test/pass18-frag.c, pass19-frag.c: New tests.
1772 * Makefile.am (check): Run them. Rebuild test programs each time.
1773 * Makefile.in: Regenerated.
1774
1775 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1776
1777 * mf-runtime.c (__mf_register): Correct SEGV-inducing error in
1778 overlapping object search.
1779 (__mf_violation): Likewise for nearby objects.
1780 Improve nearby-object listing.
1781
1782 cleanup:
1783 * mf-runtime.c, mf-hooks.c: Remove "{{{"/"}}}" folding marks.
1784 * mf-heuristics.c (__mf_heuristic_check): Tweak message.
1785
1786 2002-09-03 Frank Ch. Eigler <fche@redhat.com>
1787
1788 alloca support:
1789 * Makefile.am (AM_CFLAGS): New definition of needed settings.
1790 (HOOKOBJS): Add alloca-hook.o.
1791 * mf-hooks.c (alloca): New function to implement alloca in libiberty
1792 style.
1793 * mf-runtime.c (__mf_report): Call alloca(0) to flush remaining blocks.
1794 (__mf_backtrace): Reimplement without using alloca.
1795 * Makefile.in: Regenerated.
1796
1797 cleanup:
1798 * mf-hooks.c: Use VERBOSE_TRACE throughout instead of fprintf(stderr).
1799 Correct signedness bugs in length-tracking variables.
1800 * mf-impl.h: Make options unsigned.
1801 (CALL_WRAP): New macro to parallel CALL_REAL().
1802 (DECLARE): Remove erroneous ";" at end.
1803 * mf-runtime.c, mf-hooks.c, mf-heuristics.c: Replace remaining %p
1804 formatting specs with %08lx. Correct several compiler warnings.
1805
1806 2002-08-28 Frank Ch. Eigler <fche@redhat.com>
1807
1808 * mf-runtime.c (__mf_violation): Try harder to locate nearby objects.
1809
1810 2002-08-27 Frank Ch. Eigler <fche@redhat.com>
1811
1812 libmudflap hook breakup:
1813 * Makefile.am (TESTS_ENVIRONMENT): Add ../../gcc to LD_LIBRARY_PATH
1814 for libgcc_s.
1815 (TESTS): Make dependent on libmudflap.
1816 (HOOKOBJS): Break up mf-hooks.o into many little hook objects,
1817 compiled from segments of mf-hooks.c.
1818 * mf-hooks.c: Corresponding changes: wrap each function in
1819 #ifdef/#endif.
1820 * Makefile.in: Regenerated.
1821
1822 Heuristics reorganization:
1823 * mf-heuristics.c (__mf_register_ro_sections, __mf_init_heuristics):
1824 Remove these functions. Update callers.
1825 (__mf_heuristic_check): Incorporate all the various heuristics.
1826 Encode cacheability/retry judgement into trinary return value.
1827 Separate start-end logic into a separate fallback heuristic. Only
1828 register relevant /proc/self/map segments.
1829 * mf-impl.h: Corresponding changes.
1830 * mf-runtime.c (__mf_check): Reorganize heuristics fallback logic.
1831 (__mf_init): Don't call __mf_init_heuristics.
1832
1833 Tracing cleanup:
1834 * mf-heuristics.c, mf-runtime.c: Use new MUDFLAP_OPTION
1835 "-verbose-trace" to emit all tracing messages other than those of
1836 basic public api. Eliminate some duplicate/excessive messages.
1837 * mf-runtime.h: Corresponding changes.
1838
1839 2002-08-27 Graydon Hoare <graydon@redhat.com>
1840
1841 * mf-impl.h (WRAPPER): Change to create linker aliases for __wrap
1842 and __real when compiled with -DPIC.
1843 * mf-hooks.c (WRAPPER): Change all uses of WRAPPER macro slightly.
1844 * Makefile.am (AUTOMAKE_OPTIONS): Fix LD_LIBRARY_PATH for tests.
1845 * Makefile.in: Regenerate.
1846
1847 2002-08-26 Graydon Hoare <graydon@redhat.com>
1848
1849 * mf-impl.h: New file, private implementation header.
1850 * mf-runtime.h: Reorganize a bit.
1851 (CLAMPSZ): Fix arithmetic.
1852 (__MF_CACHE_MISS_P): Fix arithmetic.
1853 * mf-runtime.c: Reorganize a bit.
1854 (__mf_dynamic): New structure.
1855 (resolve_single_dynamic): New function.
1856 (__mf_resolve_dynamics): New function.
1857 (__mf_init): Initialize dynamic wrappers.
1858 * mf-hooks.c: Macro-ize __real calls.
1859 Clamp various bits of arithmetic.
1860 Add explicit __mf_check call contexts.
1861 * Makefile.am: Add dependencies on mf-impl.h
1862 * Makefile.in: Regenerate.
1863 * configure.in: Comment out shared override.
1864 * configure: Regenerate.
1865
1866 2002-08-22 Graydon Hoare <graydon@redhat.com>
1867
1868 * mf-runtime.c (__mf_process_opts): Sanity-check free_queue_length.
1869 (__mf_check): Re-inialize and check heuristics before violation.
1870 (__mf_register): Permit updating pure-guess regions.
1871 * mf-hooks.c (__wrap_free): Correct some free queue logic.
1872 (__wrap_dlopen): New wrapper function.
1873 (__wrap_mmap): New wrapper function.
1874 (__wrap_munmap): New wrapper function.
1875 * mf-heuristics.c (__mf_register_ro_sections): Register *all* regions
1876 which are not stack addresses.
1877 (is_stack_address): New function.
1878 (__mf_init_heuristics): Save and restore state, always initialize with
1879 "starting" state.
1880
1881 2002-08-21 Frank Ch. Eigler <fche@redhat.com>
1882
1883 * mf-hooks.c (MF_VALIDATE_EXTENT): Rewrite to correct off-by-one
1884 error. Pass location string.
1885 (wrap_strcpy, wrap_strncpy): Remove extra %s in trace strings.
1886 * mf-runtime.c (options): Add lc-mask, lc-shift options.
1887 (__mf_process_opts): Apply some sanity checking for lc-mask.
1888 (__mf_check, __mf_violation): Take new location-string argument.
1889 Update callers to pass NULL if necessary.
1890 (__mf_backtrace): New smart backtracer function. Calls replace
1891 several ad-hoc blocks elsewhere.
1892 (__mf_describe_object): Remove bad reentrancy test. Improve
1893 tracing message.
1894 * mf-runtime.h: Corresponding changes. Public/private markup.
1895 (__MF_CACHE_MISS_P): New macro.
1896
1897 2002-08-20 Graydon Hoare <graydon@redhat.com>
1898
1899 * mf-runtime.h: New option: stack_bound (heuristic).
1900 Move some macros out of implementation files.
1901 * mf-runtime.c: New option string: -stack-bound.
1902 Unify recursion protection with hooks.
1903 Add more logging.
1904 (__mf_check): Call __mf_heuristic_check.
1905 (__mf_process_opts): Fix "no-" processing.
1906 * mf-heuristics.c (__mf_heuristic_check): New function.
1907 * mf-hooks.c: Much off-by-one fixing, recursion protection.
1908
1909 2002-08-20 Frank Ch. Eigler <fche@redhat.com>
1910
1911 Option parsing improvements, region splitting bug fixes:
1912 * mf-heuristics.c (__mf_register_ro_sections): Add warned casts.
1913 * mf-runtime.h (heur_proc_map): New libmudflap option.
1914 * mf-runtime.c (__mf_set_default_options): Set it.
1915 (__mf_usage): Print default values/status.
1916 (__mf_process_opts): Support general "no-" option string prefix.
1917 (__mf_init): Print __mf_usage on unknown-option error.
1918 (__mf_register): Print trace message up front.
1919 Correct region splitting logic for case where a subregion disappears.
1920 Correct memory leak.
1921 (__mf_violation): Make even basic message conditional on option.
1922
1923 Build cleanup:
1924 * Makefile.am (TESTS_ENVIRONMENT): Add -no-heur-proc-map.
1925 (clean-local): New target.
1926 (test/*x rules): Add -g CFLAGS.
1927 (CFLAGS): Add -freorder-blocks.
1928 (MFCONFIG_CFLAGS, INCLUDE): Remove unneeded settings.
1929 * Makefile.in: Regenerated.
1930 * Makefile, mf-config.h: Removed files.
1931
1932 2002-08-16 Graydon Hoare <graydon@redhat.com>
1933
1934 * mf-runtime.c (__mf_insert_new_object): Factor out of
1935 __mf_register.
1936 (__mf_remove_old_object): Factor out of __mf_unregister.
1937 (__mf_register): Handle guessed regions, splitting
1938 guesses when new registrations arrive.
1939 (__mf_unregister): Do not unregister guesses.
1940 * mf-runtime.h: Move convenience macros around,
1941 declare new option fields. Add __MF_TYPE_GUESS.
1942 * mf-hooks.c (__wrap_*alloc): Use crumple zones.
1943 (__wrap_free): Call __real_free for deferred frees.
1944 * Makefile.am: Add more tests, fix dependency.
1945 * Makefile.in: Regenerate.
1946 * test/pass[13..17]-frag.c: New testcases.
1947 * test/fail[13..17]-frag.c: New testcases.
1948
1949 2002-08-15 Graydon Hoare <graydon@redhat.com>
1950
1951 * mf-heuristics.c: New file.
1952 * mf-runtime.c (options): Add -trace-calls option.
1953 (__mf_init): Call __mf_init_heuristics.
1954
1955 2002-08-14 Graydon Hoare <graydon@redhat.com>
1956
1957 * Makefile.am (TESTS): Add testsuite support.
1958 * Makefile.in: Regenerate.
1959 * test/mf-driver.c: New file.
1960 * test/buildtest.sh: New file.
1961 * test/passNN-frag.c: New testcases.
1962 * test/failNN-frag.c: New testcases.
1963
1964 2002-08-14 Graydon Hoare <graydon@redhat.com>
1965
1966 * mf-hooks.c: Change __real_strlen() to __real_strlen()+1 when
1967 verifying non-size-limited string extents.
1968
1969 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1970
1971 * mf-hooks.c: Make __wrap string* functions use __real_str[n]len
1972 instead of plain str[n]len for internal checks.
1973 * mf-runtime.c (__mf_violation): Print optional stack traceback.
1974
1975 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1976
1977 * mf-hooks.c: Remove #if-0 around hooks that are now ld-wrapped.
1978
1979 2002-08-13 Graydon Hoare <graydon@redhat.com>
1980
1981 * mf-runtime.c: Rework configuration to operate on
1982 environment variable options rather than #defines
1983 (__mf_violation): Add simple fork-a-gdb violaiton mode.
1984 (__mf_init): Set static __mf_active_p flag on startup,
1985 to inhibit mudflap wrap-based checking during crt0.s.
1986 * mf-runtime.h: Declare options structure.
1987 * mf-hooks.c: New wrappings for mem*, b*, str*
1988 libc functions (temporarily #if 0-ed out).
1989
1990 2002-08-12 Frank Ch. Eigler <fche@redhat.com>
1991
1992 * Makefile.am, configure.in: New files.
1993 * Makefile.in, Makefile, configure, config.h.in: New generated files.
1994 * stamp-h.in, aclocal.m4: Ditto.
1995
1996 2002-08-08 Frank Ch. Eigler <fche@redhat.com>
1997
1998 * Makefile: New file.
1999 * mf-config.h: New file: runtime configuration.
2000 * mf-hooks.c: New file: interposed libc functions.
2001 * mf-runtime.c: New file: bulk of runtime.
2002 * mf-runtime.h: New file: public functions.