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re PR testsuite/49753 (FAIL: g++.dg/torture/pr49309.C)
[gcc.git] / libmudflap / ChangeLog
1 2011-07-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2
3 Revert:
4 2011-07-15 Jakub Jelinek <jakub@redhat.com>
5
6 PR testsuite/49753
7 PR tree-optimization/49309
8 * testsuite/libmudflap.c++/pass68-frag.cxx: New test.
9
10 2011-07-15 Jakub Jelinek <jakub@redhat.com>
11
12 PR testsuite/49753
13 PR tree-optimization/49309
14 * testsuite/libmudflap.c++/pass68-frag.cxx: New test.
15
16 2011-07-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17
18 * configure.ac: Don't create pth.
19 Check for library containing sched_yield.
20 * configure: Regenerate.
21 * config.h.in: Regenerate.
22
23 * testsuite/lib/libmudflap.exp (libmudflap-init): Use
24 mfconfig_libs in -static check.
25
26 2011-07-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27
28 PR libmudflap/49550
29 * mf-runtime.c (__wrap_main) [__sun__ && __svr4__]: Don't register
30 stdin, stdout, stderr.
31 Register __ctype, __ctype_mask.
32
33 * configure.ac: Check for mmap64.
34 Check for rawmemchr, stpcpy, mempcpy.
35 * configure: Regenerate.
36 * config.h.in: Regenerate.
37 * mf-hooks1.c [HAVE_MMAP64] (__mf_0fn_mmap64): New function.
38 (mmap64): New wrapper function.
39 * mf-impl.h (__mf_dynamic_index) [HAVE_MMAP64]: Add dyn_mmap64.
40 * mf-runtime.c (__mf_dynamic) [HAVE_MMAP64]: Handle mmap64.
41
42 * mf-hooks2.c [HAVE_GETMNTENT && HAVE_SYS_MNTTAB_H]: Implement
43 getmntent wrapper.
44
45 * mf-hooks3.c (_REENTRANT): Define.
46
47 * testsuite/libmudflap.c/heap-scalestress.c (SCALE): Reduce to 10000.
48
49 * testsuite/libmudflap.c/pass-stratcliff.c: Include ../config.h.
50 (MIN): Define.
51 Use HAVE_RAWMEMCHR, HAVE_STPCPY, HAVE_MEMPCPY as guards.
52
53 * testsuite/libmudflap.c/pass47-frag.c: Expect __ctype warning on
54 *-*-solaris2.*.
55
56 2011-07-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
57
58 PR libmudflap/49549
59 * testsuite/lib/libmudflap.exp (load_gcc_lib): Load
60 target-supports.exp.
61 * testsuite/libmudflap.cth/cthfrags.exp: Only pass
62 --noinhibit-exec to GNU ld.
63
64 2011-06-27 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
65
66 PR libmudflap/38738
67 * configure.ac: Check for sys/mnttab.h.
68 Check for library containing connect.
69 * configure: Regenerate.
70 * config.h.in: Regenerate.
71 * mf-hooks2.c [HAVE_SYS_MNTTAB_H]: Include <sys/mnttab.h>.
72 * testsuite/libmudflap.c/pass-stratcliff.c (main) [__sun__ &&
73 __svr4__]: Disable rawmemchr, stpcpy, mempcpy tests.
74
75 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
76
77 * configure: Regenerate.
78
79 2011-01-03 Jakub Jelinek <jakub@redhat.com>
80
81 * mf-runtime.c (__mf_usage): Update copyright notice dates.
82
83 2010-10-31 Jason Merrill <jason@redhat.com>
84
85 PR testsuite/20003
86 * testsuite/libmudflap.cth/pass40-frag.c: Increase timeout to 30.
87
88 2010-08-20 Uros Bizjak <ubizjak@gmail.com>
89
90 * testsuite/libmudflap.c++/pass41-frag.cxx (dg-prune-output):
91 New dg directive.
92
93 2010-06-09 Iain Sandoe <iains@gcc.gnu.org>
94
95 PR bootstrap/43170
96 * configure: Regenerate.
97
98 2010-05-16 Uros Bizjak <ubizjak@gmail.com>
99
100 * testsuite/libmudflap.c/pass46-frag.c (dg-options): Remove -Wall.
101
102 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
103
104 * testsuite/lib/mfdg.exp (additional_prunes): New global.
105 (dg-test): Clear additional_prunes before test is run.
106 (dg-prune-output): New procedure.
107 * testsuite/lib/libmudflap.exp (libmudflap-dg-test): Do not call
108 prune_gcc_output.
109 (libmudflap-dg-prune): New procedure.
110 * testsuite/libmudflap.c++/pass57-frag.cxx (dg-prune-output):
111 New dg directive.
112
113 2010-05-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
114
115 PR other/43620
116 * configure.ac (AM_INIT_AUTOMAKE): Add no-dist.
117 * Makefile.in: Regenerate.
118 * testsuite/Makefile.in: Regenerate.
119
120 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
121
122 * Makefile.in: Regenerate.
123 * aclocal.m4: Regenerate.
124 * testsuite/Makefile.in: Regenerate.
125
126 2010-03-15 David S. Miller <davem@davemloft.net>
127
128 * testsuite/libmudflap.c/pass54-frag.c: Add explicit return from
129 main.
130
131 2010-01-09 Jakub Jelinek <jakub@redhat.com>
132
133 * mf-runtime.c (__mf_usage): Update copyright notice dates.
134
135 2009-12-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
136
137 * Makefile.in: Regenerate.
138 * configure: Regenerate.
139 * testsuite/Makefile.in: Regenerate.
140
141 2009-09-22 Frank Ch. Eigler <fche@redhat.com>
142
143 PR libmudflap/41433
144 * mf-runtime.c (__mf_init): Ignore $MUDFLAP_OPTIONS if
145 running setuid or setgid.
146
147 2009-09-01 Loren J. Rittle <ljrittle@acm.org>
148
149 * mf-runtime.c (__mf_init): Support FreeBSD.
150 Prime mutex which calls calloc upon first lock to avoid deadlock.
151 * mf-hooks1.c (__mf_0fn_mmap): Support FreeBSD.
152 Ignore red zone allocation request for initial thread's stack.
153
154 2009-09-01 Loren J. Rittle <ljrittle@acm.org>
155 Andreas Schwab <schwab@linux-m68k.org>
156
157 * testsuite/libmudflap.c/pass51-frag.c (MAP_FAILED): Define,
158 if not in system header; use it. On FreeBSD, must pass fd==-1
159 with MAP_ANON flag. Correct mmap error check.
160 * testsuite/libmudflap.c/fail40-frag.c: Ditto.
161
162 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
163
164 * configure.ac (AC_PREREQ): Bump to 2.64.
165
166 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
167
168 * Makefile.am (install-html, install-pdf): Remove.
169 * Makefile.in: Regenerate.
170
171 * Makefile.in: Regenerate.
172 * aclocal.m4: Regenerate.
173 * config.h.in: Regenerate.
174 * configure: Regenerate.
175 * testsuite/Makefile.in: Regenerate.
176
177 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
178
179 * configure.ac (_AC_ARG_VAR_PRECIOUS): Use m4_rename_force.
180
181 2009-07-16 Joseph Myers <joseph@codesourcery.com>
182
183 * configure: Regenerate.
184
185 2009-07-11 Richard Sandiford <rdsandiford@googlemail.com>
186
187 PR testsuite/40699
188 PR testsuite/40707
189 PR testsuite/40709
190 * testsuite/lib/libmudflap.exp: Revert 2009-06-30 commit.
191
192 2009-07-01 Richard Guenther <rguenther@suse.de>
193
194 PR tree-optimization/19831
195 * testsuite/libmudflap.c/fail11-frag.c: Make allocated memory
196 escape.
197 * testsuite/libmudflap.c/fail12-frag.c: Likewise.
198 * testsuite/libmudflap.c/fail16-frag.c: Likewise.
199 * testsuite/libmudflap.c/fail31-frag.c: Likewise.
200
201 2009-06-30 Richard Sandiford <r.sandiford@uk.ibm.com>
202
203 * testsuite/lib/libmudflap.exp (libmudflap-init): Don't add "."
204 to ld_library_path. Use add_path. Add just find_libgcc_s to
205 ld_library_path, not every libgcc multilib directory.
206
207 2009-04-09 Nick Clifton <nickc@redhat.com>
208
209 * mf-hooks1.c: Change copyright header to refer to version 3
210 of the GNU General Public License with version 3.1 of the GCC
211 Runtime Library Exception and to point readers at the COPYING3
212 and COPYING3.RUNTIME files and the FSF's license web page.
213 * mf-heuristics.c: Likewise.
214 * mf-hooks2.c: Likewise.
215 * mf-hooks3.c: Likewise.
216 * mf-impl.h: Likewise.
217 * mf-runtime.c: Likewise.
218 * mf-runtime.h: Likewise.
219
220 2009-04-09 Jakub Jelinek <jakub@redhat.com>
221
222 * testsuite/lib/mfdg.exp: Change copyright header to refer to
223 version 3 of the GNU General Public License and to point readers
224 at the COPYING3 file and the FSF's license web page.
225 * testsuite/lib/libmudflap.exp: Likewise.
226
227 2009-03-31 Ben Elliston <bje@au.ibm.com>
228
229 PR libmudflap/38462
230 * testsuite/libmudflap.c/fail27-frag.c: Match `mudflap dead
231 object', not `mudflap object'.
232
233 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
234
235 * configure: Regenerate.
236
237 2009-02-03 Jakub Jelinek <jakub@redhat.com>
238
239 * mf-runtime.c (__mf_usage): Update copyright notice dates.
240
241 2009-01-23 Jie Zhang <jie.zhang@analog.com>
242
243 * mf-impl.h (__mf_get_state, __mf_set_state): Don't use
244 __thread when TLS support is emulated.
245 * mf-hooks3.c (__mf_get_state, __mf_set_state): Likewise.
246 * mf-runtime.c (__mf_state_1): Likewise.
247 * configure.ac: Use GCC_CHECK_EMUTLS.
248 * configure: Regenerate.
249 * config.h.in: Regenerate.
250
251 2008-12-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
252
253 * configure: Regenerate.
254
255 2008-11-26 Janis Johnson <janis187@us.ibm.com>
256
257 PR testsuite/28870
258 * testsuite/lib/mfdg.exp (dg-test): Use new timeout support.
259 (dg-timeout): Remove.
260 (standard-wait): Remove.
261 * testsuite/lib/libmudflap.exp: Include new timeout library files.
262 (libmudflap_target_compile): Set timeout value from new proc.
263
264 2008-11-10 Jakub Jelinek <jakub@redhat.com>
265
266 PR middle-end/35314
267 * testsuite/libmudflap.c/pass67-frag.c: New test.
268
269 2008-10-09 Jakub Jelinek <jakub@redhat.com>
270
271 PR c++/37568
272 * testsuite/libmudflap.c++/pass66-frag.cxx: New test.
273
274 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
275 Steve Ellcey <sje@cup.hp.com>
276
277 * configure: Regenerate for new libtool.
278 * Makefile.in: Ditto.
279 * testsuite/Makefile.in: Ditto.
280
281 2008-09-15 Jakub Jelinek <jakub@redhat.com>
282
283 PR libmudflap/36397
284 * testsuite/libmudflap.c/pass64-frag.c: New test.
285
286 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
287
288 * Makefile.in: Regenerate.
289 * config.h.in: Regenerate.
290 * configure: Regenerate.
291 * testsuite/Makefile.in: Regenerate.
292
293 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
294
295 PR bootstrap/35457
296 * aclocal.m4: Regenerate.
297 * configure: Regenerate.
298
299 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
300
301 * testsuite/libmudflap.c/pass63-frag.c: New test.
302
303 2008-03-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
304
305 * aclocal.m4: Regenerate.
306 * configure: Likewise.
307 * Makefile.in: Likewise.
308 * testsuite/Makefile.in: Likewise.
309
310 2008-03-02 Jakub Jelinek <jakub@redhat.com>
311
312 * mf-runtime.c (__mf_usage): Update copyright notice dates.
313
314 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
315
316 * testsuite/libmudflap.c/fail8-frag.c: Adjust scan pattern for
317 mudflap dead object.
318 * testsuite/libmudflap.c/fail9-frag.c: Ditto.
319
320 2008-01-24 David Edelsohn <edelsohn@gnu.org>
321
322 * configure: Regenerate.
323
324 2008-01-05 Jakub Jelinek <jakub@redhat.com>
325
326 PR tree-optimization/34618
327 * testsuite/libmudflap.c/pass62-frag.c: New test.
328
329 2008-01-03 Jakub Jelinek <jakub@redhat.com>
330
331 PR c++/34619
332 * testsuite/libmudflap.c++/pass61-frag.cxx: New test.
333
334 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
335
336 PR libmudflap/26442
337 * testsuite/libmudflap.c++/pass60-frag.cxx: New test.
338
339 2007-10-15 Maciej W. Rozycki <macro@linux-mips.org>
340
341 * configure: Regenerate following changes to ../config/tls.m4.
342
343 2007-07-26 Tom Tromey <tromey@redhat.com>
344
345 * Makefile.in: Rebuilt.
346 * Makefile.am (clean-local): Removed.
347 (pth/mf-runtime.lo, pth/mf-heuristics.lo, pth/mf-hooks1.lo,
348 pth/mf-hooks2.lo, pth/mf-hooks3.lo): Likewise.
349 (libmudflapth_la_SOURCES): List sources.
350 (libmudflapth_la_LIBADD): Clear.
351 (libmudflapth_la_CFLAGS): New variable.
352
353 2007-07-05 H.J. Lu <hongjiu.lu@intel.com>
354
355 * aclocal.m4: Regenerated.
356
357 2007-06-02 Paolo Bonzini <bonzini@gnu.org>
358
359 * configure: Regenerate.
360
361 2007-05-31 Frank Ch. Eigler <fche@redhat.com>
362
363 From Andi Kleen <ak@suse.de>:
364 * mf-runtime.c (options): Rename structure for compatibility with
365 glibc getopt_long.
366
367 2007-05-23 Steve Ellcey <sje@cup.hp.com>
368
369 * Makefile.in: Regenerate.
370 * configure: Regenerate.
371 * aclocal.m4: Regenerate.
372 * testsuite/Makefile.in: Regenerate.
373
374 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
375
376 * testsuite/libmudflap.cth/pass59-frag.c (main): Fix casting of arg.
377
378 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
379
380 * Makefile.am: Add dummy install-pdf target.
381 * Makefile.in: Regenerate
382
383 2007-02-07 Jakub Jelinek <jakub@redhat.com>
384
385 PR libgomp/28468
386 * configure: Regenerate.
387
388 2006-12-04 Eric Botcazou <ebotcazou@libertysurf.fr>
389
390 * configure: Regenerate.
391
392 2006-11-13 Daniel Jacobowitz <dan@codesourcery.com>
393
394 * configure: Regenerated.
395
396 2006-11-10 Frank Ch. Eigler <fche@redhat.com>
397
398 PR libmudflap/28578
399 * mf-hooks1.c (__mf_0fn_malloc): Make the bootstrap buffers
400 static but not function scope static.
401 (free): Skip deallocation attempts for objects placed into
402 bootstrap buffers.
403 * testsuite/libmudflap.cth/pass59-frag.c: New test.
404
405 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
406
407 From Herman ten Brugge <hermantenbrugge@home.nl>:
408 * mf-runtime.c (__mf_uncache_object): Optimize the code so that
409 small and large objects are handled a lot faster.
410
411 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
412
413 * configure.ac (__libc_freeres): Look for it.
414 * mf-impl.h (call_libc_freeres): New configuration flag.
415 * mf-runtime.c (__mf_set_default_options): Set it by default.
416 (__mfu_report): Call it if needed.
417 (__mfu_unregister): Remove "unaccessed registered object" warning.
418 * configure, config.h.in: Regenerated.
419
420 2006-09-18 Tom Tromey <tromey@redhat.com>
421
422 * configure: Rebuilt.
423
424 2006-06-21 Frank Ch. Eigler <fche@redhat.com>
425
426 PR 21274
427 mf-runtime.h installation based on ssp patch for PR 26473 from
428 Mark Mitchell <mark@codesourcery.com>.
429 * configure.ac (ACX_NONCANONICAL_TARGET): Use it.
430 * Makefile.am (target_noncanonical): Define.
431 (libsubincludedir): New variable.
432 (nobase_libsubinclude_HEADERS): Add mf-runtime.h.
433 (include_HEADERS): Remove.
434 * configure, aclocal.m4, config.h.in: Regenerated.
435 * Makefile.in, testsuite/Makefile.in: Likewise.
436 * mf-runtime.h: Add #ifndef protection for conflicting _REENTRANT
437 and _THREAD_SAFE redefinition values.
438
439 2006-05-23 Carlos O'Donell <carlos@codesourcery.com>
440
441 * Makefile.am: Add install-html target. Add install-html to .PHONY
442 * Makefile.in: Regenerate.
443
444 2006-04-19 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
445
446 PR mudflap/26789
447 * testsuite/libmudflap.c++/error1-frag.cxx: New test.
448
449 PR mudflap/26790
450 * testsuite/libmudflap.c++/error2-frag.cxx: New test.
451
452 2006-04-10 Matthias Klose <doko@debian.org>
453
454 * testsuite/lib/libmudflap.exp (libmudflap-init): Recognize multilib
455 directory names containing underscores.
456
457 2005-11-22 Janis Johnson <janis187@us.ibm.com>
458
459 * testsuite/lib/libmudflap.exp (libmudflap-init): Remove -static from
460 MUDFLAP_FLAGS if static library not supported.
461 * testsuite/libmudflap.c/cfrags.exp (MUDFLAP_FLAGS): new.
462 * testsuite/libmudflap.c/externs.exp: Ditto.
463 * testsuite/libmudflap.c++/ctors.exp: Ditto.
464 * testsuite/libmudflap.c++/c++frags.exp: Ditto.
465 * testsuite/libmudflap.cth/cthfrags.exp: Ditto.
466
467 2005-10-04 James E Wilson <wilson@specifix.com>
468
469 * configure.ac (mudflap_cv_entry_point): Use quadrigraphs to declare
470 $name as array of characters with unknown bound. Also store into the
471 array.
472 * configure: Regenerate.
473
474 2005-09-30 James E. Wilson <wilson@specifix.com>
475
476 * configure.ac (pthread.h): Use AC_CHECK_HEADERS instead of
477 AC_CHECK_HEADER.
478 (target_thread_file): New. Set from sed'ed gcc output.
479 (posix_threads): New. Set from target_thread_file. Use instead of
480 ac_have_pthread_h.
481 (pthread_create_version): Move initialization before code using it.
482 * configure: Regenerate.
483
484 * mf-heuristics.c (_end, ENTRY_POINT): Make them arrays with unknown
485 bounds.
486
487 2005-09-29 James E. Wilson <wilson@specifix.com>
488
489 * mf-hooks1.c (__mf_0fn_mmap, mmap, __mf_0fn_munmap, munmap): Protect
490 with HAVE_MMAP ifdef.
491
492 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
493
494 PR 23084.
495 * mf-hooks2.c (accept): Tolerate NULL sockaddr* parameter.
496
497 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
498
499 * testsuite/libmudflap.c++/pass58-frag.cxx: New test for heisenbug 19319.
500
501 2005-09-23 Tom Tromey <tromey@redhat.com>
502
503 * aclocal.m4, configure: Rebuilt.
504 * configure.ac: Use GCC_CHECK_TLS.
505 * acinclude.m4 (LIBMUDFLAP_CHECK_TLS, LIBMUDFLAP_ENABLE): Moved
506 to ../config.
507
508 2005-08-22 Jim Wilson <wilson@specifix.com>
509
510 * mf-hooks2.c (MF_REGISTER_fopen): Define to __MF_TYPE_STATIC when
511 __FreeBSD__ is defined.
512
513 2005-08-17 Jim Wilson <wilson@specifix.com>
514
515 * mf-hooks1.c (malloc, calloc, realloc, free,
516 __mf_wrap_alloca_indirect): Call BEGIN_MALLOC_PROTECT before calling
517 the real routines, and END_MALLOC_PROTECT afterwards.
518 * mf-impl.h (enum __mf_state_enum): Expand comment. Add in_malloc.
519 (BEGIN_PROTECT): Handle in_malloc state.
520 (BEGIN_MALLOC_PROTECT, END_MALLOC_PROTECT): New.
521 * testsuite/libmudflap.c/hook2-allocstuff.c: New.
522
523 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
524
525 * All files: Update FSF address.
526
527 2005-08-15 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
528
529 * mf-hooks3.c (main_seen_p): Remove.
530 (__mf_get_state): Remove attempt to recognize the main thread.
531
532 2005-08-15 Maciej W. Rozycki <macro@linux-mips.org>
533
534 * configure.ac: Test for the name of the symbol used for the entry
535 point; define ENTRY_POINT to the result.
536 * configure: Regenerate.
537 * config.h.in: Regenerate.
538 * mf-heuristics.c: Replace _start with ENTRY_POINT throughout.
539
540 2005-08-14 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
541
542 * mf-runtime.c (__mf_state_1): Initialize to reentrant.
543 (__mf_init): Set thread state active.
544 * mf-hooks3.c (__mf_pthread_spawner): Always set thread
545 state active.
546 (pthread_create wrapper): Always use thread spawner.
547
548 * testsuite/libmudflap.cth/pass37-frag.c: Increase timeout.
549 * testsuite/libmudflap.cth/pass39-frag.c: Likewise.
550
551 2005-07-16 Richard Henderson <rth@redhat.com>
552
553 * acinclude.m4: New file.
554 * configure.ac: Invoke LIBMUDFLAP_CHECK_TLS.
555 * configure, config.h.in, Makefile.in, testsuite/Makefile.in: Rebuild.
556 * mf-hooks1.c (__mf_0fn_malloc): Move body from ...
557 (__mf_0fn_calloc): ... here.
558 * mf-hooks3.c (struct pthread_info): Remove.
559 (__mf_pthread_info, __mf_pthread_info_idx): Remove.
560 (LIBMUDFLAPTH_THREADS_MAX): Set to 1021.
561 (struct mf_thread_data): New.
562 (mf_thread_data, mf_thread_data_lock): New.
563 (__mf_allocate_blank_threadinfo): Remove.
564 (__mf_find_threadinfo): Rewrite and simplify. Only use if TLS is
565 not available.
566 (__mf_state_perthread): Remove.
567 (__mf_get_state, __mf_set_state): New.
568 (__mf_pthread_cleanup): Use &errno, rather than saved pointer.
569 Update mf_thread_data killing procedure.
570 (__mf_pthread_spawner): Similarly.
571 (__mf_0fn_pthread_create): Only use wrapper if necessary. Remove
572 code to allocate thread stack space.
573 (__mf_0fn_pthread_join, pthread_join): Remove.
574 (__mf_0fn_pthread_exit, pthread_exit): Remove.
575 * mf-impl.h (dyn_pthread_join, dyn_pthread_exit): Remove.
576 (__mf_state_1): Rename from __mf_state; use TLS when available.
577 (__mf_get_state, __mf_set_state): New. Update all users.
578 * mf-runtime.c (begin_recursion_protect1): New.
579 (BEGIN_RECURSION_PROTECT): Use it.
580 (__mf_state_1): Rename from __mf_state; use TLS when available.
581 (threads_active_p): Remove.
582 (__mf_usage): Compute it directly.
583
584 2005-06-19 Ulrich Weigand <uweigand@de.ibm.com>
585
586 * testsuite/libmudflap.c/externs-1.c (main): Add return statement.
587
588 2005-06-15 Frank Ch. Eigler <fche@redhat.com>
589
590 Fix for uncaching bug reported by Herman ten Brugge.
591 * mf-runtime.c (__mf_uncache_object): Search whole cache.
592 * testsuite/libmudflap.c/fail40-frag.c: New test.
593
594 2005-05-23 Alfred M. Szmidt <ams@gnu.org>
595
596 PR libmudflap/21724
597 * Makefile.am (AM_MAKEFLAGS): Pass includedir.
598 * Makefile.in: Amend.
599
600 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
601
602 PR mudflap/21023
603 * testsuite/libmudflap.c/externs.exp, externs-{1,2}.c: New test files.
604 * testsuite/libmudflap.c/cfrags.exp: Bypass new sources.
605
606 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
607
608 PR libmudflap/21094
609 * testsuite/libmudflap.c++/*.exp: Assert build tree g++.
610
611 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
612
613 PR mudflap/22064
614 * mf-impl.h (mudflap_mode, violation_mode): Make these ordinary
615 unsigned vars with #defines instead of enums.
616
617 2005-05-09 Mike Stump <mrs@apple.com>
618
619 * configure: Regenerate.
620
621 2005-04-12 Mike Stump <mrs@apple.com>
622
623 * configure: Regenerate.
624
625 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
626
627 PR mudflap/19266
628 * testsuite/libmudflap.c++/c++frags.exp: Also test -O permutation.
629 * testsuite/libmudflap.c++/pass57-frag.cxx: New test.
630
631 2005-04-04 Alan Modra <amodra@bigpond.net.au>
632
633 * mf-runtime.c (__mfu_unregister): Warning fix for char unsigned.
634
635 2005-03-31 Mike Stump <mrs@apple.com>
636
637 * mf-runtime.h: Add libmudflap copyright clause.
638
639 2005-03-21 Mike Stump <mrs@apple.com>
640
641 * mf-heuristics.c: Fix whitespace at end of line.
642 * mf-hooks1.c: Likewise.
643 * mf-hooks2.c: Likewise.
644 * mf-hooks3.c: Likewise.
645 * mf-impl.h: Likewise.
646 * mf-runtime.c: Likewise.
647 * mf-runtime.h: Likewise.
648
649 2005-03-21 Zack Weinberg <zack@codesourcery.com>
650
651 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
652 In all substitutions, expand gcc_version in Makefile.
653 * aclocal.m4, configure: Regenerate.
654 * Makefile.am: Set gcc_version.
655 * Makefile.in, testsuite/Makefile.in: Regenerate.
656
657 2005-03-17 Frank Ch. Eigler <fche@redhat.com>
658
659 * mf-runtime.c (__mfu_check): Respect ignore_reads configuration.
660 * testsuite/libmudflap.c/{pass56,fail39}-frag.c: New tests.
661
662 2005-02-13 Frank Ch. Eigler <fche@redhat.com>
663
664 PR mudflap/19319
665 * testsuite/libmudflap.c++/pass55-frag.c: New test.
666
667 2005-01-05 Richard Henderson <rth@redhat.com>
668
669 * testsuite/libmudflap.c/pass32-frag.c: Fix typo.
670
671 2005-01-02 Greg McGary <greg@mcgary.org>
672
673 * mf-impl.h (uintptr_t): Get typedef via stdint.h or define explicitly.
674 * mf-runtime.h: New file, replaces mf-runtime.h.in.
675 * configure.ac (AC_CONFIG_FILES): mf-runtime.h is no longer generated.
676 * Makefile.in: Ditto.
677 * testsuite/lib/libmudflap.exp: Add -I${srcdir}/.. to get mf-runtime.h
678 * testsuite/libmudflap.c/pass32-frag.c: s/uintptr_t/__mf_uintptr_t/
679 * testsuite/libmudflap.c/fail36-frag.c: New test.
680 * testsuite/libmudflap.c/fail37-frag.c: New test.
681 * testsuite/libmudflap.c/fail38-frag.c: New test.
682
683 2004-12-08 Kelley Cook <kcook@gcc.gnu.org>
684
685 * Makefile.am: Add ../config to ACLOCAL_AMFLAGS.
686 * aclocal.m4, Makefile.in, testsuite/Makefile.in: Regenerate.
687
688 2004-12-02 Richard Sandiford <rsandifo@redhat.com>
689
690 * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version.
691 * aclocal.m4: Include ../config/gcc-version.m4.
692 * configure, Makefile.in, testsuite/Makefile.in: Regenerate.
693
694 2004-11-29 Kelley Cook <kcook@gcc.gnu.org>
695
696 * Makefile.am: Define ACLOCAL_AMFLAGS.
697 * acinclude.m4: Remove.
698 * stamp-h.in: Remove superfluous stamp file.
699 * aclocal.m4, configure, Makefile.in: Regenerate.
700 * testsuite/Makefile.in: Likewise.
701
702 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
703
704 * Makefile.am: Revert previous.
705 * acinclude.m4: Restore.
706 * aclocal.m4, configure, Makefile.in: Regenerate.
707 * testsuite/Makefile.in: Likewise.
708
709 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
710
711 * Makefile.am: Define ACLOCAL_AMFLAGS.
712 * acinclude.m4: Remove.
713 * aclocal.m4, configure, Makefile.in: Regenerate.
714 * testsuite/Makefile.in: Likewise.
715
716 2004-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
717
718 * testsuite/lib/libmudflap.exp: Use new procs in target-libpath.exp.
719
720 2004-11-23 Kelley Cook <kcook@gcc.gnu.org>
721
722 * Makefile.in, configure, aclocal.m4: Regenerate with automake 1.9.3.
723 * testsuite/Makefile.in: Likewise.
724
725 2004-11-01 Andreas Schwab <schwab@suse.de>
726
727 * configure.ac: (target_alias): Default to $host_alias, not
728 $target.
729 * configure: Regenerated.
730
731 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
732
733 * testsuite/libmudflap.c/fail35-,pass53-,pass54-frag.c: New tests.
734 * testsuite/libmudflap.c/pass35-frag.c: Correct embedded warning
735 message.
736
737 2004-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
738
739 PR other/18138
740 * testsuite/lib/libmudflap.exp: Accept more than one multilib libgcc.
741
742 2004-10-12 Frank Ch. Eigler <fche@redhat.com>
743
744 * configure.ac: Check for more headers, functions.
745 * mf-hooks2.c (mkbuffer, unmkbuffer): New helper functions for
746 tracking overridden FILE buffers.
747 (fopen, setvbuf): New/revised hook functions for buffer overriding.
748 (setbuf,setlinebuf,fdopen,freopen,fopen64,freopen64,fclose): Ditto.
749 (fflush): Accept given NULL stream (means "all streams").
750 * mf-runtime.h.in:
751 * mf-runtime.c (__mfu_check): Accept accesses that span adjacent
752 HEAP/GUESS objects.
753 (LOOKUP_CACHE_SIZE_MAX): Raise to 64K entries tentatively.
754 (__mf_adapt_cache): Use them all.
755 * testsuite/libmudflap.c/pass35-frag.c: Update warning message.
756 * testsuite/libmudflap.c++/ctors.exp: Ditto.
757 * testsuite/libmudflap.c/{pass51,pass52}-frag.c: New tests.
758 * configure, config.h.in: Regenerated.
759
760 2004-10-05 Frank Ch. Eigler <fche@redhat.com>
761
762 * configure.ac: Checking for sys/socket.h once is enough.
763 * configure: Regenerated.
764
765 2004-10-04 Frank Ch. Eigler <fche@redhat.com>
766
767 * configure.ac: Look for more headers & functions.
768 * mf-hooks2.c (getmntent, inet_ntoa, getproto*): New wrapper functions.
769 * mf-runtime.h.in: Add new "#pragma redefine_extname"s for them.
770 * mf-runtime.c (options): Clean up integer signedness warnings.
771 (main): Add a declaration to fix a warning.
772 * mf-hooks3.c (pthread_exit): Add not-reached exit() to wrapper.
773 * configure, config.h.in: Regenerated.
774
775 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
776
777 * testsuite/libmudflap.c/pass50-frag.c, fail33-frag.c, fail34-frag.c:
778 New tests for proper base/limit checking for aggregates.
779
780 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
781
782 * testsuite/libmudflap.c/pass35-frag.c: Update expected message.
783
784 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
785
786 * configure.ac: Look for pwd.h, grp.h, netdb.h headers and functions.
787 * mf-hooks2.c (strerror): Unregister previous string returned by
788 previous strerror.
789 (getlogin,cuserid,getpwnam,getpwuid,getgrnam,getgrgid): New wrappers.
790 (getservent,getservbyname,getservbyport,gai_strerror): Ditto.
791 * mf-runtime.h.in: Add redefine_extname pragmas for them all.
792 * mf-runtime.c (__mf_describe_object): Clarify object life status.
793 * testsuite/libmudflap.c/pass48-frag.c, pass49-frag.c, fail32-frag.c:
794 New tests.
795 * configure, config.h.in: Regenerated.
796
797 2004-08-03 Dale Johannesen <dalej@apple.com>
798
799 * mf-runtime.c: Conditionalize POSIX_SOURCE for Darwin.
800
801 2004-08-03 Frank Ch. Eigler <fche@redhat.com>
802
803 * mf-runtime.c (compare_uintptr_t): Remove function. Inline
804 simplified contents in all former callers.
805
806 2004-07-27 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
807
808 * mf-runtime.c (__mf_fini): Set mudflap_mode to mode_nop in
809 the statically linked case.
810
811 2004-07-27 Frank Ch. Eigler <fche@redhat.com>
812
813 * splay-tree.[ch]: Remove. Merge contents into ...
814 * mf-runtime.c: ... here, renaming symbols and making all functions
815 static. Remove unused min/max functions.
816 * Makefile.am: Forget about splay-tree.[ch].
817 * Makefile.in, testsuite/Makefile.in: Regenerated.
818
819 2004-07-21 Frank Ch. Eigler <fche@redhat.com>
820
821 * mf-runtime.c (__mfu_check): Remove mistaken mode-nop handling.
822 (__mfu_usage): Include (C) 2004.
823 * mf-hooks3.c (__mf_find_threadinfo): Don't call tracing functions
824 here. Include a comment explaining why.
825
826 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
827
828 * mf-impl.h (__mf_options): Add ignore_reads and timestamps fields.
829 * mf-runtime.c (options): Give them a name.
830 (__mf_set_default_options): Set them.
831 (__mf_insert_new_object, __mfu_unregister): Optionalize timestamps.
832 (__mf_violation): Warning cleanup.
833 * mf-impl.h (MF_VALIDATE_EXTENT): Support ignore_reads option.
834 * splay-tree.c (splay_tree_delete_helper): Remove obsolete decl.
835
836 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
837
838 g++/15861
839 * mf-runtime.c (__mf_init): Make it non-static. Tolerate
840 repeated invocation.
841
842 2004-07-09 Frank Ch. Eigler <fche@redhat.com>
843
844 Test case for g++/15861
845 * testsuite/libmudflap.c++/ctors-[12].cxx: New test case halves.
846 * testsuite/libmudflap.c++/ctors.exp: Driver.
847 * testsuite/libmudflap.c++/c++frags.exp: Elide redundant default.
848 Look only for *frag* test cases.
849
850 2004-07-08 Frank Ch. Eigler <fche@redhat.com>
851
852 ANSI C conversion, libmudflap specialization, recursion limiting.
853 * splay-tree.h (splay_tree_{de,}allocate_fn): Remove allocation_data
854 argument and indirection function pointers, update callers.
855 (splay_tree_s): Add statistics and recursion control fields
856 num_keys, max_depth, depth, rebalance_p.
857 * splay-tree.c (splay_tree_splay_helper): Track recursion depth.
858 Back out of search if it exceeds limit.
859 (splay_tree_splay): Manage recursion limiting with rebalancing as
860 needed.
861 (splay_tree_new): More initialization.
862 (splay_tree_rebalance): New function.
863 (splay_tree_foreach): Rewrite using nonrecursive logic.
864 (splay_tree_xmalloc_allocate, splay_tree_xmalloc_deallocate):
865 Remove. Point indirect calls to mf-runtime.c's routines.
866 (splay_tree_compare_ints, splay_tree_compare_pointers): Remove unused
867 functions.
868 (splay_tree_delete, splay_tree_delete_helper): Ditto.
869 * testsuite/heap-scalestress.c: New test based on one from
870 Eyal Lebedinsky <eyal@eyal.emu.id.au>:
871
872 2004-07-05 Matthias Klose <doko@debian.org>
873
874 * libtool-version: New.
875 * Makefile.am (libmudflap_la_LDFLAGS, libmudflapth_la_LDFLAGS):
876 Use -version-info for soname.
877 * Makefile.in: Regenerate.
878 * configure.ac: Remove libtool_VERSION macro
879 * configure: Regenerate
880
881 2004-07-05 Zack Weinberg <zack@codesourcery.com>
882
883 * mf-runtime.h.in: Wrap declarations of struct __mf_cache,
884 __mf_lookup_cache, __mf_lc_mask, or __mf_lc_shift in
885 #ifndef _MUDFLAP.
886
887 2004-06-29 Frank Ch. Eigler <fche@redhat.com>
888
889 Splay tree implementation fork.
890 * splay-tree.c, splay-tree.h: Copied & modified from libiberty.
891 Use hard-coded comparison function for uintptr_t. Remove key/value
892 deallocation logic. Cache last splayed key for consecutive lookups.
893 * Makefile.am, Makefile.in: Use them, don't link to them.
894 * mf-runtime.c (__mf_object_tree): Adapt to simpler splay_tree_new.
895 (__mf_find_objects2): Flip successor/predecessor search sequence.
896 * ansidecl.h, libiberty.h: Removed dummy files.
897
898 2004-06-29 Nick Clifton <nickc@redhat.com>
899
900 * configure.ac (AC_CHECK_HEADERS): Add dirent.h
901 * configure: Regenerate.
902 * mf-hooks2.c: Surround uses of dirent.h with #ifdef
903 HAVE_DIRENT_H.
904 Remove spurious inclusion of <strings.h>.
905
906 2004-06-29 Nick Clifton <nickc@redhat.com>
907
908 * mf-runtime.c (pthread_join): Only apply the weak pragma if the
909 function actually exists.
910
911 2004-06-25 Frank Ch. Eigler <fche@redhat.com>
912
913 * ansidecl.h, libiberty.h: New dummy files for building splay-tree.
914 * config.h.in: Regenerated.
915
916 2004-06-24 Frank Ch. Eigler <fche@redhat.com>
917
918 Adopt splay trees for object database.
919 * Makefile.am: Copy splay-tree.* from libiberty.
920 * Makefile.in, testsuite/Makefile.in: Regenerated.
921 * mf-runtime.h.in (__mf_unregister): Add third parameter (type).
922 * mf-hooks[123].c (*): Add new third parameter to mf_unregister.
923 * mf-impl.h (BEGIN_PROTECT): Remove some trace text.
924 * mf-runtime.c: Rewrite code dealing with object database to use
925 libiberty splay trees. Remove tree liveness aging option.
926 * testsuite/libmudflap.c/fail18-frag.c: Add volatile flag.
927
928 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
929
930 * configure.ac: New name of configure.in. Update
931 AC_INIT, AC_CONFIG_SRCDIR, AC_CONFIG_HEADERS, AC_CONFIG_FILES,
932 AC_OUTPUT, AM_INIT_AUTOMAKE to the preferred style for
933 Autoconf 2.5x and Automake 1.7 or later.
934 * configure.in: Remove.
935 * configure: Regenerate.
936
937 * Makefile.am: Remove useless multilib rules.
938 * Makefile.in: Regenerate.
939
940 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
941
942 * .cvsignore: New file.
943
944 2004-06-10 Stephen Crowley <stephen.crowley@sbcglobal.net>
945
946 PR libmudflap/13505
947 * mf-hooks2.c (semctl): Add cygwin porting hack.
948
949 2004-06-09 Frank Ch. Eigler <fche@redhat.com>
950
951 ctype support.
952 * configure.in: Look for ctype header and glibc implementation.
953 * mf-hooks2.c (__ctype_{b,toupper,tolower}_loc): Sample ctype
954 array hooks for glibc 2.3.
955 * mf-runtime.h.in: Wrap them.
956 * mf-runtime.c (__mf_init): Leave marker regarding other ctype
957 implementations.
958 * testsuite/libmudflap.c/pass47-frag.c: New test.
959 * configure, config.h.in: Regenerated.
960
961 2004-06-04 Frank Ch. Eigler <fche@redhat.com>
962
963 Portability improvements, e.g., libmudflap/15293.
964 * configure.in: Look for glibc extension functions. Look for
965 support of -f{function,data}-sections. Look for more headers.
966 Create testsuite/mfconfig.exp. Correct more "test x.." thinkos.
967 * Makefile.am: Use $(SECTION_FLAGS). Collapse piecemeal-compiled
968 mf-hooks* into usual single object per source.
969 * mf-hooks*.c: Remove all #if WRAP_foo conditionals.
970 * mf-hooks2.c: #include a bunch more system headers. Define strnlen
971 if system doesn't provide one.
972 * mf-hooks3.c (struct pthread_info): Add stack_*_alloc fields.
973 (pthread_create): Use it to properly GC dead thread stacks.
974 * mf-runtime.c (__mf_violation): Correct snprintf type warning.
975 * testsuite/Makefile.am: Stop generating site.exp.
976 * testsuite/mfconfig.exp.in: New file.
977 * testsuite/config/default.exp: Load new mfconfig.exp.
978 * testsuite/lib/libmudflap.exp (libmudflap-init): Add extra libraries.
979 (prune_gcc_output): Add glibc static linking warnings.
980 * testsuite/libmudflap.*/*frags.exp: Enumerate needed -lmudflap* libs.
981 * testsuite/libmudflap.c/pass46-frag.c: Ditto.
982 * configure, Makefile, aclocal.m4, config.h.in, testsuite/Makefile.in:
983 Regenerated with autoconf 2.57 and automake 1.7.
984
985 2004-06-04 Per Bothner <per@bothner.com>
986
987 * configure.in (LIBMUDFLAPTH): Fix thinko.
988
989 * configure.in: Check for more headers.
990 * mf-hooks2.c: Conditionalize on HAVE_SYS_SOCKET_H etc.
991
992 * mf-runtime.c: In two places conditionalize on SIUSR1 rather than
993 HAVE_SIGNAL as mingw has signal.h but not SIUSR1.
994
995 2004-06-01 Andreas Jaeger <aj@suse.de>
996
997 * configure.in: Handle multilibs, support
998 --enable-version-specific-runtime-libs.
999 * Makefile.am (lib_LTLIBRARIES): Rename to ...
1000 (toolexeclib_LTLIBRARIES): this for multilib support.
1001 * Makefile.in: Regenerated.
1002 * configure: Regenerated.
1003 * aclocal.m4: Regenerated.
1004 * config.h.in: Regenerated.
1005 * testsuite/Makefile.in: Regenerated.
1006
1007 2004-06-01 Andreas Jaeger <aj@suse.de>
1008
1009 * testsuite/lib/libmudflap.exp (libmudflap-init): Handle
1010 multilibs, using multilib directory instead of hardcoded path.
1011 Set LD_RUN_PATH.
1012
1013 2004-05-21 Frank Ch. Eigler <fche@redhat.com>
1014
1015 * Makefile.am (AM_MAKEFLAGS): Pass RUNTESTFLAGS.
1016 * Makefile.in: Ditto.
1017
1018 2004-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
1019
1020 * acinclude.m4 (lt_cv_deplibs_check_method): Use pass_all on sh*.
1021 * aclocal.m4, configure: Rebuilt.
1022
1023 2004-05-17 Frank Ch. Eigler <fche@redhat.com>
1024
1025 * lib/libmudflap.exp (libmudflap-init): For C++ test cases only,
1026 import some build settings from libstdc++-v3 testsuite_flags.
1027 * .../cfrags.exp, .../c++frags.exp, .../cthfrags.exp: Corresponding
1028 changes to pass test language.
1029
1030 * mf-runtime.c (__mfu_check): Poison the cache with antidote for
1031 quicker mode-nop handling.
1032
1033 2004-03-25 Frank Ch. Eigler <fche@redhat.com>
1034
1035 * mf-impl.h: Added libgcc license header.
1036
1037 2004-03-20 Frank Ch. Eigler <fche@redhat.com>
1038
1039 * mf-hooks[123].c, mf-runtime.c, mf-heuristics.c:
1040 Added libgcc license header.
1041 * mf-hooks3.c (__mf_0fn_pthread_create): Correct arg constness.
1042 (pthread_create): Simplify stack allocation syntax.
1043
1044 2004-03-08 Loren J. Rittle <ljrittle@acm.org>
1045
1046 * mf-hooks2.c: Support FreeBSD.
1047 (WRAP_gets): Avoid gets().
1048 * testsuite/libmudflap.c/pass-stratcliff.c: Do not
1049 test unimplemented mem/str calls on FreeBSD.
1050 * testsuite/libmudflap.c/pass21-frag.c: Do not include
1051 <alloca.h> on FreeBSD.
1052
1053 2004-01-30 Frank Ch. Eigler <fche@redhat.com>
1054
1055 * testsuite/libmudflap.c/pass36-frag.c: Add missing free() call.
1056 * testsuite/libmudflap.c/pass46-frag.c: New test for -fmudflapir.
1057 * testsuite/libmudflap.cth/cthfrags.exp: Add -DSTATIC to compiler
1058 flags for static linking permutation.
1059 * testsuite/libmudflap.cth/pass40-frag.c: When -DSTATIC, avoid
1060 some pthreads code that croaks on linux glibc tls.
1061
1062 2004-01-27 Frank Ch. Eigler <fche@redhat.com>
1063
1064 * testsuite/libmudflap.c/fail31-frag.c, pass45-frag.c: New tests.
1065
1066 2004-01-15 Frank Ch. Eigler <fche@redhat.com>
1067
1068 * testsuite/libmudflap.c/pass44-frag.c: New test.
1069
1070 2004-01-12 Frank Ch. Eigler <fche@redhat.com>
1071
1072 * testsuite/libmudflap.c/fail{28,29,30}-frag.c: New tests.
1073
1074 2004-01-08 Frank Ch. Eigler <fche@redhat.com>
1075
1076 * testsuite/libmudflap.c/pass43-frag.c: Added missing program rc.
1077
1078 2003-12-11 Frank Ch. Eigler <fche@redhat.com>
1079
1080 * testsuite/libmudflap.c/pass42-frag.c, pass43-frag.c: New tests.
1081
1082 2003-12-08 Andrew Pinski <pinskia@physics.uc.edu>
1083
1084 PR libmudflap/12670
1085 * configure.in: Add check for see if
1086 socklen_t typedef is in sys/socket.h.
1087 * mf-hooks1.c: Add define if socklen_t
1088 is not typedef.
1089 * mf-hooks2.c: Likewise.
1090 * mf-hooks3.c: Likewise.
1091 * config.h.in: Regen.
1092 * configure: Regen.
1093
1094 2003-12-08 Frank Ch. Eigler <fche@redhat.com>
1095
1096 * mf-runtime.c (__mf_watch_or_not): Tweak tracing message.
1097 * testsuite/libmudflap.c/fail21-frag.c: Defeat aliasing
1098 optimizations.
1099 * testsuite/libmudflap.c/pass25-frag.c: Ditto.
1100 * testsuite/libmudflap.c/pass26-frag.c: Tolerate non-overlapping
1101 (unoptimized) allocation of stack space.
1102
1103 2003-12-07 Richard Henderson <rth@redhat.com>
1104
1105 * testsuite/libmudflap.c/fail23-frag.c (main): Adjust addend to 11.
1106 * testsuite/libmudflap.c/fail27-frag.c (foo): Mark noinline.
1107
1108 2003-12-06 Andrew Pinski <apinski@apple.com>
1109
1110 partial PR libmudflap/12670
1111 * mf-hooks1.c: Respect Darwin checks. Conditionalize POSIX_SOURCE.
1112 * mf-hooks2.c: Likewise.
1113 * mf-hooks3.c: Likewise.
1114
1115 2003-11-19 Frank Ch. Eigler <fche@redhat.com>
1116
1117 libstdc++/11696
1118 * mf-runtime.h.in: Switch to #pragma redefine_extname for
1119 symbols interposed at compile time.
1120 * testsuite/libmudflap.c++/pass41-frag.cxx: New test.
1121
1122 libmudflap/12939
1123 * mf-hooks2.c (semctl): Tolerate FreeBSD.
1124
1125 * configure.in: Reorganize check for <pthread.h>.
1126 * configure: Regenerated.
1127
1128 2003-11-04 David Edelsohn <edelsohn@gnu.org>
1129
1130 * mf-runtime.c (_ALL_SOURCE): Define for AIX.
1131 (_LARGE_FILE_API): Define for AIX.
1132 * mf-hooks[123]: Same.
1133 (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
1134
1135 2003-10-21 David Edelsohn <edelsohn@gnu.org>
1136
1137 * mf-runtime.c (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
1138
1139 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
1140
1141 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1142
1143 * configure.in: Update check for union semun.
1144
1145 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1146
1147 PR other/11673
1148 * mf-hooks2.c [WRAP_semctl]: Fix check for HAVE_UNION_SEMUN.
1149
1150 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
1151
1152 PR other/11673
1153 * configure.in: Add checks for 64-bit LFS functions, struct semun
1154 definition, for BSD compatibility.
1155 * mf-hooks1.c: Respect BSD checks. Conditionalize POSIX_SOURCE.
1156 * mf-hooks2.c: Ditto. Include <strings.h> for bcmp* decls.
1157 * mf-hooks3.c: Ditto.
1158 (pthread_create): Try MAP_ANON on platforms without the MAP_ANONYMOUS
1159 mmap flag.
1160 * configure, config.h.in: Regenerated.
1161
1162 2003-07-23 Frank Ch. Eigler <fche@redhat.com>
1163
1164 Multithreading fixes:
1165 * mf-runtime.c (__mf_object): Store allocating/deallocating
1166 thread id.
1167 (options): Support new "-thread-stack" option.
1168 Rename "-heur-argv-environ" option to "-heur-stdlib".
1169 Disable "-lc-mask" and "-lc-shift" options.
1170 (__mf_dynamic): Add function pointers for pthread_join/_exit.
1171 (__assert_fail): New self-contained function for glibc.
1172 * mf-hooks3.c: Essentially rewritten, particularly related to
1173 use of __mf_pthread_info array.
1174 (pthread_join, _exit): New hook functions.
1175 * mf-impl.h (BEGIN_PROTECT): Handle starting_p case.
1176 * testsuite/libmudflap.cth/pass40-frag.c: New test.
1177
1178 Warning cleanups:
1179 * mf-heuristics.c: Add type casts for tracing, sub calls.
1180 * mf-impl.h (BEGIN_PROTECT): Redefine to omit result type.
1181 Update all callers to declare explicit result holder.
1182 (END_PROTECT): Removed.
1183 * testsuite/*/*frags.exp: Clean up default MUDFLAP_OPTIONS.
1184
1185 2003-07-15 Diego Novillo <dnovillo@redhat.com>
1186
1187 * testsuite/libmudflap.c/fail21-frag.c: Add volatile modifiers.
1188 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1189 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1190
1191 2003-07-04 Frank Ch. Eigler <fche@redhat.com>
1192
1193 * mf-hooks1.c, 2.c, 3.c: New file, splits up content from old ...
1194 * mf-hooks: Removed.
1195 * mf-impl.h (MF_VALIDATE_EXTENT, BEGIN_PROTECT, END_PROTECT):
1196 Move these macros from old mf-hooks.c here.
1197 * Makefile.am: Adapt to split-up hook sources for faster builds.
1198 * Makefile.in: Regenerated.
1199
1200 * mf-heuristics.c: Remove #if-0 block.
1201
1202 * mf-impl.h (__mf_state): Reorganize declaration and implementation.
1203 (__mf_starting_p): New state only for use while dlsym bootstrapping.
1204 (CALL_REAL, __mf_init): Corresponding changes.
1205 (TRACE, VERBOSE_TRACE): Include thread id and "mf:" prefix. Update
1206 all callers to remove redundant "mf:" prefix.
1207 * mf-runtime.h.in: #define a few reentrancy macros for libmudflapth.
1208 * mf-hooks3.c: Rewrite chunks to support per-thread __mf_state value.
1209 (__mf_pthread_info): Become a hash table.
1210
1211 * testsuite/lib/mfdg.exp: Support new "dg-timeout" and
1212 "dg-repetitions" directives to control test case execution.
1213 * testsuite/libmudflap.cth/pass37-frag.c: Add timeout and repeat
1214 options.
1215 * testsuite/libmudflap.cth/pass39-frag.c: Ditto for this new test.
1216
1217 2003-06-25 Frank Ch. Eigler <fche@redhat.com>
1218
1219 * mf-hooks.c (alloca): Separate into stub.
1220 (__mf_wrap_alloca_indirect): New function. Use CALL_REAL
1221 malloc/free for alloca blocks.
1222 (pthread_create): Tolerate failing pthread_attr_get* calls.
1223 * mf-runtime.c (__mf_fini): Call __mf_wrap_alloca_indirect.
1224 * mf-impl.h (CALL_WRAP): Remove macro.
1225 * testsuite/libmudflap.c/pass21-frag.c: Include <alloca.h>.
1226 * testsuite/libmudflap.c/pass23-frag.c: Include more struct
1227 padding for ia64 BIT_FIELD_REF constructs.
1228
1229 2003-06-19 Frank Ch. Eigler <fche@redhat.com>
1230
1231 * mf-hooks.c (struct pthread_info): Add "thread_errno" field.
1232 (__mf_pthread_spawner, __mf_pthread_cleanup): Use it with GUESS
1233 libmudflap object type.
1234 * mf-runtime.c (__mfu_unregister): Correct cemetary logic to avoid
1235 crashes on unregistering STATIC objects.
1236
1237 2003-06-17 Frank Ch. Eigler <fche@redhat.com>
1238
1239 Based on patch from Eyal Lebedinsky <eyal@eyal.emu.id.au>:
1240 * mf-hooks.c (__mf_pthread_spawner): Register thread errno.
1241 (time, strerror, fopen, fopen64, fclose, fread): New hooks.
1242 (fwrite, fgetc, fgets, getc, gets, ungetc, fputc): New hooks.
1243 (fputs, putc, puts, clearerr, feof, ferror, fileno): New hooks.
1244 (printf, fprintf, sprintf, snprintf, vprintf, vfprintf): New hooks.
1245 (vsprintf, vsnprintf, access, remove, fflush, fseek): New hooks.
1246 (fseeko64, ftell, ftello64, rewind, fgetpos, fsetpos): New hooks.
1247 (stat, stat64, fstat, lstat, mkfifo, setvbuf, setbuf): New hooks.
1248 (setvbuf, opendir, closedir, readdir, recv, recvfrom): New hooks.
1249 (recvmsg, send, sendto, sendmsg, setsockopt, getsockopt): New hooks.
1250 (accept, bind, connect, gethostname, sethostname): New hooks.
1251 (gethostbyname, wait, waitpid, popen, pclose, execve): New hooks.
1252 (execv, execvp, system, dlopen, dlclose, dlerror, dlsym): New hooks.
1253 (semop, semctl, shmctl, shmat, shmdt): New hooks.
1254 * mf-runtime.h.in: Corresponding changes.
1255 * mf-runtime.c (__mf_ini): Register stdio objects. Use STATIC type.
1256 (opts) Rename heur_argv_environ to heur_std_data.
1257 (__mf_wrap_main): Use STATIC type for argv/environ strings.
1258 * Makefile.am: Corresponding changes.
1259 * Makefile.in: Regenerated.
1260
1261 2003-06-11 Frank Ch. Eigler <fche@redhat.com>
1262
1263 * mf-heuristics.c (__mf_heuristic_check): Disable stack_bounds
1264 heuristic for threaded case, and for non-x86-linux targets.
1265 * mf-hooks.c (__mf_0fn_calloc): Provide a working dummy implementation
1266 for use during pre-main() program startup.
1267 (__mf_0fn_*): Make these functions non-static.
1268 * mf-impl.h (DECLARE, CALL_REAL): Support calls to 0fn backup hook
1269 functions.
1270 * mf-runtime.c (__mf_state): Set initial state to "starting".
1271 (__mf_resolve_single_dynamic): Tolerate repeated calls for same symbol.
1272 (__wrap_main): New function to register argv[] and environ[] strings.
1273 (__mf_ini): Call it.
1274 (*): In all trace functions, use "%p" as formatter for uintptr_t.
1275
1276 * testsuite/libmudflap.c/pass38-frag.c: New test case.
1277 * testsuite/libmudflap.cth/pass37-frag.c: Improved test.
1278
1279 * acinclude.m4: Add comments with aoliva's concerns about x86_64
1280 pass_all.
1281 * aclocal.m4, configure: Regenerated.
1282
1283 2003-06-04 Frank Ch. Eigler <fche@redhat.com>
1284
1285 * acinclude.m4: Correct typo in AC_MSG_CHECKING.
1286 * aclocal.m4, configure: Regenerated.
1287
1288 2003-06-03 Frank Ch. Eigler <fche@redhat.com>
1289
1290 * acinclude.m4: Force "pass_all" deplibs_check_method for libtool
1291 for x86_64 target. Disable caching for this value.
1292 * aclocal.m4, configure: Regenerated.
1293
1294 2003-06-02 Frank Ch. Eigler <fche@redhat.com>
1295
1296 * testsuite/libmudflap.c/pass38-frag.c: Deleted. -fwritable-strings
1297 is about to become deprecated, and its present handling bugs are
1298 unworthy of fixing.
1299
1300 2003-05-30 Frank Ch. Eigler <fche@redhat.com>
1301
1302 * testsuite/libmudflap.c/pass38-frag.c: New test for
1303 -fwritable-strings.
1304
1305 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
1306
1307 * mf-runtime.c (__mf_sigusr1_handle): Call unlocked variant of
1308 __mf_report, asserting reentrant calling context.
1309
1310 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
1311
1312 * mf-hooks.c (realloc): Correct reentrancy logic.
1313 * testsuite/libmudflap.c/hook-allocstuff.c: New test case.
1314
1315 2003-05-20 Frank Ch. Eigler <fche@redhat.com>
1316
1317 * mf-hooks.c (LIBMUDFLAPTH_THREADS_MAX): New macro, replaces
1318 PTHREAD_THREADS_MAX. Update users.
1319 * mf-runtime.c (__mf_usage): Print [active] instead of [default]
1320 for active options.
1321 * testsuite/Makefile.am (all-local): Prime dejagnu site.exp file
1322 with libmudflapth presence indicator.
1323 * testsuite/Makefile.in: Regenerated.
1324
1325 2003-05-16 Frank Ch. Eigler <fche@redhat.com>
1326
1327 * Makefile.am (AM_CFLAGS): Remove "-ansi".
1328 * configure.in: Remove silly no-pthreads => no-shared logic.
1329 * Makefile.in, configure: Regenerated.
1330 * mf-heuristics.c (__mf_heuristic_check): Remove reentrancy hacks.
1331 * mf-hooks.c (BEGIN_PROTECT, END_PROTECT): Reorganize reentrancy
1332 code. Count reentrancy events.
1333 (all hook functions): Don't directly manipulate __mf_state variable.
1334 Add TRACE calls to hook functions without them.
1335 * mf-impl.h (LOCKTH): Try to count lock contention events.
1336 (VERBOSE_TRACE, TRACE): Remove reentrancy hacks.
1337 * mf-runtime.c (BEGIN_RECURSION_PROTECT, END_RECURSION_PROTECT):
1338 Reorganize reentrancy code.
1339 (external __mf_ entry points): Use RECURSION_PROTECT mechanism to
1340 identify reentrancy with mutex holding times.
1341 (internal __mfu_ entry points): Remove internal reentrancy code.
1342 (__mf_init): Use ordinary locked calls.
1343 (__mfu_report): Print the two new counts.
1344 * testsuite/lib/libmudflap.exp: Filter out junk ld/pthreads messages.
1345 * testsuite/libmudfap.cth/cthfrags.exp: New test driver.
1346 * testsuite/libmudflap.cth/pass37-frag.c: New pthreads test.
1347 * testsuite/libmudfap.cth/cfrags.exp: Adapt to new libmudflap
1348 option defaults.
1349
1350 2003-05-09 Frank Ch. Eigler <fche@redhat.com>
1351
1352 * configure.in: Add pthread support, plus glibc and porting hacks.
1353 * Makefile.am (LIBMUDFLAPTH): New conditional, to build -lmudflapth
1354 from objects built into ./pth/.
1355 * mf-runtime.c (__mfu_watch,register,...): Fork new unlocked
1356 functions for internal entry points. Update callers to pick
1357 locked vs. unlocked variants.
1358 (__mf_resolve_single_dynamic): Extend to support symbol versioning
1359 info coming in from a static data structure.
1360 (*): Reorder miscellaneous declarations to group data vs functions.
1361 (__mf_set_default_options): Simplify.
1362 (__mf_usage): Mention threading status of host executable.
1363 * mf-impl.h: Move max/min decls here. Reorganize __mf_dynamic
1364 decls to match above.
1365 (LOCKTH, UNLOCKTH): New macros for Big Libmudflap Lock management.
1366 * mf-heuristics.c: Choose between locked/unlocked calls. Add
1367 some lock/unlock markers. Remove some unused code.
1368 * mf-hooks: Ditto.
1369 (pthread_create): New hook function.
1370 (__mf_pthread_cleanup, _spawner): New helper functions.
1371 * configure. aclocal.m4, config.h.in, Makefile.in: Regenerated.
1372
1373 2003-05-02 Frank Ch. Eigler <fche@redhat.com>
1374
1375 * testsuite/libmudflap.c/fail27-frag.c: Add more volatile flags.
1376
1377 2002-04-28 Frank Ch. Eigler <fche@redhat.com>
1378
1379 * Makefile.am (HOOKOBJS): Add *time related hooks.
1380 * configure.in: Look for pthreads.h header.
1381 * mf-hooks.c (asctime, ctime, gmtime, localtime): New wrappers.
1382 * mf-runtime.c: Begin sketching some pthreads support.
1383 (__mf_usage): Check for -lpthread presence.
1384 (__mf_unregister): Confirm matching unregistration base.
1385 (__mf_find_objects_rec): Reduce unnecessary recursion.
1386 * mf-runtime.h.in: Add "nothrow" attribute to functions. Add
1387 #defines for new hook functions.
1388 * mf-impl.h: Corresponding changes.
1389 * config.h.in, configure, Makefile.in: Regenerated.
1390
1391 2002-04-27 Diego Novillo <dnovillo@redhat.com>
1392
1393 * testsuite/libmudflap.c/fail1-frag.c: Add volatile
1394 modifiers to prevent being optimized away.
1395 * testsuite/libmudflap.c/fail10-frag.c: Likewise.
1396 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1397 * testsuite/libmudflap.c/fail14-frag.c: Likewise.
1398 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1399 * testsuite/libmudflap.c/fail2-frag.c: Likewise.
1400 * testsuite/libmudflap.c/fail20-frag.c: Likewise.
1401 * testsuite/libmudflap.c/fail3-frag.c: Likewise.
1402
1403 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1404
1405 * Makefile.am (libmudflap_la_LIBADD): Remove -ldl.
1406 * configure.in: Look for uintptr_t and -ldl on target.
1407 * mf-runtime.h.in: Adjust uintptr_t declaration logic.
1408 * Makefile.in, aclocal.m4, configure, config.h.in: Regenerated.
1409 * testsuite/Makefile.in: Regenerated.
1410 * mf-runtime.c (__mf_sigusr1_respond): Tweak declaration and calls
1411 for better C compliance.
1412
1413 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1414
1415 * mf-hooks.c (MF_VALIDATE_EXTENT): Remove unnecessary reentrancy
1416 prevention code.
1417 * mf-runtime.c (__mf_set_default_options): Turn off
1418 check-initialization.
1419 (__mf_describe_object): Shorten description.
1420 * testsuite/libmudflap.c/fail25-frag.c: Turn on check-initialization.
1421
1422 2003-04-07 Frank Ch. Eigler <fche@redhat.com>
1423
1424 * mf-hooks.c (__mf_0fn_mmap): Correct return value, as per <rth>.
1425
1426 2003-04-02 Frank Ch. Eigler <fche@redhat.com>
1427
1428 * mf-hooks.c (BEGIN_PROTECT): Handle startup-time reentrant
1429 calls specially.
1430 (__mf_0fn_malloc ... _munmap): New dummy backup calls.
1431 * mf-impl.h (CALL_BACKUP): New macros.
1432 * mf-runtime.c (__mf_init): Tweak __mf_state during startup.
1433
1434 2003-03-31 Frank Ch. Eigler <fche@redhat.com>
1435
1436 * Makefile.am (AM_CFLAGS): Remove optimization flags.
1437 (HOOKOBJS): Remove dlopen hook.
1438 (libmudflap_la_LIBADD): Add -ldl.
1439 * mf-hooks.c (dlopen): Remove hook.
1440 * mf-impl.h (__mf_dynamic): Ditto.
1441 * mf-runtime.c (__mf_resolve_dynamics): Ditto.
1442 * Makefile.in: Regenerated.
1443
1444 2003-03-28 Frank Ch. Eigler <fche@redhat.com>
1445
1446 * configure.in: Check for target gettimeofday, signal, some headers.
1447 * mf-impl.h (__mf_opts): Add new "sigusr1_report" field. Comment
1448 out inop multi_threaded field.
1449 * mf-runtime.c (options): Handle new "-sigusr1-report" option.
1450 (__mf_set_options): Correct handling of "-help".
1451 (__mf_sigusr1_respond): New function to manage SIGUSR1 response.
1452 (__mf_check, __mf_register, __mf_unregister): Call it.
1453 (__mf_insert_new_object, __mf_unregister): Respect HAVE_GETTIMEOFDAY.
1454 (__mf_report_leaks): Make callable
1455 (__mf_tree_analyze): Traverse in-order. Accumulate address bit
1456 distribution statistics.
1457 (__mf_adapt_cache): Rewrite shift guessing logic based on address
1458 bit distributions.
1459 * config.h.in, configure: Regenerated.
1460 * testsuite/libmudflap.c/fail27-frag.c: New test.
1461 * testsuite/libmudflap.c/pass36-frag.c: New test.
1462
1463 2003-03-11 Frank Ch. Eigler <fche@redhat.com>
1464
1465 * mf-runtime.h.in: Tweak.
1466 * Makefile.am, configure.in: Tweak mf-runtime.h generation some more.
1467 Don't use intermediate files nor AC_OUTPUT-time postprocessing.
1468 * Makefile.in, testsuite/Makefile.in, configure: Regenerated.
1469
1470 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1471
1472 * configure.in: Tweak generation of mf-runtime.h some more. It
1473 needs to work from both config.status and configure.
1474 * configure: Regenerated.
1475
1476 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1477
1478 * Makefile.am: Reorganize hook file building. Add auto dependencies.
1479 * configure.in: Tweak generation of mf-runtime.h.
1480 * mf-runtime.h.in: Add new __MF_TYPE_HEAP_I.
1481 * mf-hooks.c (*): Adapt to initialized-heap object type.
1482 * mf-impl.h: Tweak cemetary boundaries.
1483 * mf-runtime.c (__mf_check): Adapt to new initialized-heap object
1484 type.
1485 (__mf_insert_new_object, __mf_register, __mf_unregister): Ditto.
1486 (__mf_describe_object, __mf_report_leaks, __mf_violation): Ditto.
1487 * testsuite/lib/libmudflap.exp (includes): Include build tree.
1488 * testsuite/libmudflap.c/pass{26,5}: Further adapt to initialization
1489 checking.
1490 * testsuite/.../fail{25,26}-frag.c: New tests.
1491 * testsuite/.../pass{32,33,34,35}-frag.c: New tests.
1492 * Makefile.in, configure: Regenerated.
1493
1494 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1495
1496 * mf-runtime.c (__mf_set_default_options): Turn on initialization
1497 checking by default.
1498 (__mf_insert_new_object): As a temporary hack, assume that new
1499 objects registered on the stack start out initialized.
1500 * testsuite/libmudflap.c/fail9,pass23,pass[6789]-*: Initialize
1501 heap objects by hand.
1502
1503 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1504
1505 Switch to macro-style hooks for str*/mem*/b* functions.
1506 * mf-runtime.h.in (__MF_TYPE_*): Moved some internal values out.
1507 (mem*, str*, b*): Added macro-style hooks for _MUDFLAP case.
1508 * mf-runtime.c: #include config.h to enable glibc backtraces again.
1509 (__mf_set_default_options): Turn off heur_proc_map.
1510 (*): Adapt to to macro-style hook functions.
1511 (__mf_object_dead_head, __mf_object_cemetary): Correct bounds.
1512 (__mf_check, __mf_register, __mf_unregister): Tweak tracing message.
1513 (__mf_violation): Handle __MF_VIOL_WATCH.
1514 * mf-impl.h (__MF_TYPE_*): Moved these internal values here.
1515 (__mf_dynamic): Removed mem*/str*/b* functions.
1516 (TRACE, VERBOSE_TRACE): Add reentrancy locking.
1517 (WRAPPER2): New macro for macro-style hooks.
1518 * mf-hooks.c: Convert mem*/str*/b* functions to simpler
1519 macro-style hooks.
1520 (BEGIN_PROTECT): Tweak tracing vs reentrancy-lock ordering.
1521 * mf-heuristics.c: Adapt to macro-style hook functions.
1522 Correct some comments.
1523 * testsuite/lib/mfdg.exp (dg-test): Simplify result string for
1524 output pattern tests.
1525 * testsuite/libmudflap.c/fail[89]-frag.c: Elaborate output test.
1526 * testsuite/libmudflap.c++/c++frags.exp: Enable non-static tests.
1527
1528 2003-02-28 Frank Ch. Eigler <fche@redhat.com>
1529
1530 * testsuite/libmudflap.c/fail23-frag.c, pass30-frag.c: New tests
1531 for global array registration.
1532 * testsuite/libmudflap.c++/fail24-frag.cxx, pass31-frag.cxx: Ditto.
1533 * testsuite/libmudflap.c++/c++frags.exp: Tweak -static multilib hack.
1534
1535 2003-02-27 Frank Ch. Eigler <fche@redhat.com>
1536
1537 * Makefile.am: Add gross make bug workarounds. Tweaked
1538 SUBDIRS and AM_CFLAGS.
1539 * Makefile.in: Regenerated.
1540
1541 2003-02-26 Frank Ch. Eigler <fche@redhat.com>
1542
1543 Switch to dejagnu.
1544 * configure.in (AC_PROG_CXX): Don't look for C++ any more.
1545 * Makefile.am (TESTS): Remove simple automake testing.
1546 * configure, Makefile.in: Regenerated.
1547 (SUBDIRS): Include new testsuite/ directory.
1548 * tests/*: Removed all files; moved bulk under:
1549 * testsuite/*: New subdirectory tree.
1550 * testsuite/libmudflap.c/cfrags.exp: New file, C test driver.
1551 * testsuite/libmudflap.c++/c++frags.exp: New file, C++ test driver.
1552 * testsuite/lib/libmudflap.exp: New file, derived from libstdc++.
1553 * testsuite/lib/mfdg.exp: New file, derived from dejagnu.
1554 * testsuite/config/default.exp: New file.
1555 * testsuite/Makefile.am, Makefile.in: New files.
1556
1557 2003-01-29 Frank Ch. Eigler <fche@redhat.com>
1558
1559 * Makefile.am (TESTS_ENVIRONMENT): Remove redundant "-mode-check".
1560 (TESTS): Add fail22 and pass29 tests.
1561 * mf-runtime.h.in: Change API to take void*/size_t region parameters.
1562 Add new access-type parameter for __mf_check. Move __MF_VIOL* out.
1563 * mf-impl.h: Corresponding changes. Update CLAMP* macros for void*
1564 values. Move __MF_VIOL* here.
1565 * mf-runtime.c (*): Adapt to void*/size_t API in mf-runtime.h.
1566 (check_initialization): New field in __mf_opts. Default off.
1567 (read_count,write_count): New fields in __mf_object.
1568 (__mf_check): Implement basic initialization checking.
1569 (__mf_insert_new_object): Assume STATIC|GUESS regions are initialized.
1570 (__mf_describe_object): Print new fields.
1571 (__mf_violation): Identify check/read vs. check/write in messages.
1572 * test/pass29-frag.c, test/fail22-frag.c: Basic tests for new
1573 "-check-initialized" mudflap option.
1574 * test/pass25-frag.c, test/fail21-frag.c: Adapt to API changes.
1575 * mf-hooks.c (MF_VALIDATE_EXTENT): Add new access-type parameter.
1576 Drop __FILE__/__LINE__ hack. Update callers.
1577 (*): Adapt to new mf-runtime.h API.
1578 * Makefile.in: regenerated.
1579
1580 2003-01-24 Frank Ch. Eigler <fche@redhat.com>
1581
1582 * configure.in: Build mf-runtime.h a more proper way.
1583 * mf-hooks.c (strdup, strndup): Correct reentrancy logic.
1584 * mf-runtime.c (verbose_violations): Turn on by default.
1585 * mf-runtime.h.in: Remove some miscellaneous stuff ...
1586 * mf-impl.h: ... and move it here.
1587 * configure: Regenerated.
1588
1589 2003-01-22 Frank Ch. Eigler <fche@redhat.com>
1590
1591 * configure.in: Look for C++ compiler.
1592 * test/*-frag.c, mf-driver.c: Reformatted with GNU indent and
1593 fixed type warnings when built with C++.
1594 * test/pass27-frag.cxx, pass28-frag.cxx: New C++ tests.
1595 * Makefile.am (TESTS): Run them.
1596 (*) Add new rules for building and running C++ tests.
1597 (TESTFLAGS): Set new default to avoid libstdc++-v3 shlib issues.
1598 * mf-runtime.h.in: Protect with extern "C".
1599 * Makefile, configure: Regenerated.
1600
1601 2003-01-06 Frank Ch. Eigler <fche@redhat.com>
1602
1603 Portability improvements.
1604 * configure.in: Look for glibc backtrace headers/functions.
1605 * mf-hooks.c: Don't include <execinfo.h> any more.
1606 * mf-runtime.c (__mf_set_options): Call more stdlib functions
1607 via CALL_REAL.
1608 (__mf_backtrace): Provide alternate baby implementation in
1609 absence of glibc.
1610 * test/mf-driver.c: Portability tweaks.
1611 * acinclude.m4: New file, containing top level libtool.m4.
1612 * aclocal.m4, configure, Makefile.in, config.h.in: Regenerated.
1613
1614 2002-12-19 Frank Ch. Eigler <fche@redhat.com>
1615
1616 * mf-runtime.h.in (HAVE_UINTPTR_T): Define unconditionally.
1617
1618 2002-11-08 Frank Ch. Eigler <fche@redhat.com>
1619
1620 * mf-runtime.c (options): Add new "wipe-heap", "wipe-stack"
1621 options.
1622 (__mf_unregister): Implement stack/heap object wiping.
1623 (__mf_set_options): Renamed from __mf_process_opts.
1624 (__mf_uncache_object): Change arg type, correct callers.
1625 * mf-impl.h: Corresponding changes.
1626 * mf-hooks.c (realloc): Save/restore heap-wiping flag.
1627 * mf-runtime.h.in (__mf_set_options): Extend public API.
1628 * test/pass26-frag.c: New test for stack wiping.
1629 * Makefile.am (TESTS): Run it.
1630 * Makefile.in: Regenerated.
1631
1632 2002-11-07 Frank Ch. Eigler <fche@redhat.com>
1633
1634 * mf-runtime.h.in (__mf_watch, __mf_unwatch): Extend public API.
1635 * mf-runtime.c (__mf_object_t): Add watching_p field.
1636 (__mf_watch_or_not): New function to implement
1637 object watch flagging.
1638 (__mf_watch, __mf_unwatch): New wrappers for above.
1639 (__mf_check, __mf_describe_object): Handle objects with watching_p.
1640 (__mf_count_violation): Enlarge array.
1641 (__mf_uncache_object): Renamed from __mf_remove_old_object. Don't
1642 unlink object. Clear cache properly.
1643 (__mf_unregister): Unlink object explicitly before uncaching.
1644 * test/fail21-frag.c, pass25-frag.c: New tests.
1645 * Makefile.in, aclocal.m4: Regenerated.
1646
1647 2002-11-05 Frank Ch. Eigler <fche@redhat.com>
1648
1649 * test/fail20-frag.c: New test for NULL pointer dereferencing.
1650 * Makefile.am (TESTS): Add it.
1651 * test/pass-stratcliff.c: Add decls of stpcpy.
1652 * configure.in: Test for <stdint.h>. Generate mf-runtime.h in
1653 build tree from config.h and new file mf-runtime.h.in.
1654 * mf-runtime.h.in: Renamed from mf-runtime.h. Tweak uintptr_t decl.
1655 * Makefile.in, configure, config.h.in: Regenerated.
1656 * mf-hooks.c: Add #undef for wrapped glibc str*/mem* macros.
1657 * mf-runtime.c (options, __mf_set_default_options): Support new
1658 default "abbreviate" option.
1659 (__mf_object.description_epoch): New field.
1660 (__mf_describe_object): Conditionally abbreviate objects already
1661 displayed in current epoch. Accept NULL input to increment epoch.
1662 (__mf_fini, __mf_ini): Reset description epoch.
1663 (__mf_register, __mf_unregister, __mf_adapt_cache, __mf_init): Ensure
1664 that NULL pointer slot in lookup cache is invalidated. Register a
1665 NOACCESS region around NULL.
1666 * mf-impl.h: Corresponding changes.
1667
1668 2002-10-16 Frank Ch. Eigler <fche@redhat.com>
1669
1670 * test/fail19-frag.c, pass24-frag.c, pass-stratcliff.c: New tests.
1671 * Makefile.am: Run them. Install mf-runtime.h.
1672 * Makefile.in: Regenerated.
1673 * mf-hooks.c: Add some markers for more missing functions.
1674 * mf-runtime.c (__mf_adapt_cache): Experiment with a utilization-based
1675 statistic to tune tune cache size (mask).
1676
1677 2002-10-01 Frank Ch. Eigler <fche@redhat.com>
1678
1679 * test/pass23-frag.c: New test for bit_field_ref expressions.
1680 * Makefile.am, Makefile.in: Add new test.
1681 * mf-hooks.c (mmap, munmap): Rewrite to track individual pages.
1682 (MF_VALIDATE_EXTENT): Accept zero-size mem/str operations.
1683 * mf-runtime.c (__mf_init): Register errno global.
1684 (__mf_find_object): Removed function.
1685 (__mf_check): Rewrite logic to support accesses across some
1686 contiguous but distinctly registered objects.
1687 (__mf_remove_old_object): Tolerate cache entries that span
1688 contiguous objects.
1689
1690 2002-09-30 Frank Ch. Eigler <fche@redhat.com>
1691
1692 * test/pass21-frag.c, pass22-frag.c: New tests: alloca, bitfields.
1693 * Makefile.am, Makefile.in: Run new tests.
1694 * mf-hooks.c (alloca): Correct stack direction logic.
1695
1696 2002-09-26 Frank Ch. Eigler <fche@redhat.com>
1697
1698 * mf-impl.h (adapt_cache): New option.
1699 * mf-runtime.c (__mf_set_default_options): Set its default value.
1700 Tweak the tree_aging parameter down.
1701 (__mf_check): Maintain separate counter for cache-adaptation.
1702 (__mf_tree_analyze): New function to collect object tree stats.
1703 (__mf_adapt_cache): New function to automate cache parameters.
1704
1705 2002-09-24 Frank Ch. Eigler <fche@redhat.com>
1706
1707 * mf-heuristics.c (__init_misc, __mf_heuristic_check): Add
1708 hypothetical #if-0'd argv/envp region registration.
1709 * mf-runtime.c (__mf_init): Add kludged form of above.
1710 (*) Add "heur_argv_environ" flag, default on, to govern this.
1711 * mf-impl.h: Corresponding changes.
1712
1713 2002-09-20 Frank Ch. Eigler <fche@redhat.com>
1714
1715 * test/fail18-frag.c: New test file for NOACCESS regions.
1716 * Makefile.am (TESTS): Add new test.
1717 * Makefile.in: Regenerated.
1718
1719 * mf-heuristics.c (__mf_heuristics_check): Correct deja_vu logic.
1720 * mf-impl.h (tree_aging): Add new mudflap_option, default 1000000.
1721 (optimize_object_tree): Remove unused mudflap_option.
1722 * mf-runtime.h (__MF_TYPE_NOACCESS): New region type. Add printing
1723 support throughout. Use .._MAX_CEM for cemetary upper bound.
1724 * mf-runtime.c (__mf_init): Register __mf_* globals as NOACCESS
1725 regions.
1726 (__mf_object): Add new liveness field for use by tree aging.
1727 (__mf_check): Trigger tree aging when needed.
1728 (__mf_age_tree): New function to decay liveness field.
1729 (__mf_find_objects_rec): Use liveness field to rotate tree.
1730 (__mf_insert_new_object): Only provide backtrace for HEAP objects.
1731 (__mf_unregister): Ditto.
1732 (__mf_register): Tweak duplicate-static message.
1733 (__mf_violation: Tweak nearby-object counter printing.
1734
1735 2002-09-16 Frank Ch. Eigler <fche@redhat.com>
1736
1737 * test/pass20-frag.c: New test file.
1738 * Makefile.am (TESTS): Reorganize. Add pass20 test.
1739 * Makefile.in: Regenerated.
1740
1741 * mf-impl.h (TRACE_IN, TRACE_OUT): Remove macros. Update callers.
1742 * mf-hooks.c (BEGIN_PROTECT): Add hook tracing here.
1743 * mf-heuristic.c (__mf_heuristic_check): Track seen /proc/self/map
1744 entries to avoid repeat registration.
1745 * mf-runtime.c (__mf_object_cemetary): Don't bother bury GUESS regions.
1746 (__mf_register, __mf_unregister): Rewrite GUESS handling logic.
1747
1748 2002-09-09 Frank Ch. Eigler <fche@redhat.com>
1749
1750 * Makefile.am: Create test sources with #include, not cat>>.
1751 * Makefile.in: Regenerated.
1752 * test/buildtest.sh: Removed.
1753 * test/driver.c (abort_handler, main): Be quiet.
1754
1755 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1756
1757 * test/pass18-frag.c, pass19-frag.c: New tests.
1758 * Makefile.am (check): Run them. Rebuild test programs each time.
1759 * Makefile.in: Regenerated.
1760
1761 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1762
1763 * mf-runtime.c (__mf_register): Correct SEGV-inducing error in
1764 overlapping object search.
1765 (__mf_violation): Likewise for nearby objects.
1766 Improve nearby-object listing.
1767
1768 cleanup:
1769 * mf-runtime.c, mf-hooks.c: Remove "{{{"/"}}}" folding marks.
1770 * mf-heuristics.c (__mf_heuristic_check): Tweak message.
1771
1772 2002-09-03 Frank Ch. Eigler <fche@redhat.com>
1773
1774 alloca support:
1775 * Makefile.am (AM_CFLAGS): New definition of needed settings.
1776 (HOOKOBJS): Add alloca-hook.o.
1777 * mf-hooks.c (alloca): New function to implement alloca in libiberty
1778 style.
1779 * mf-runtime.c (__mf_report): Call alloca(0) to flush remaining blocks.
1780 (__mf_backtrace): Reimplement without using alloca.
1781 * Makefile.in: Regenerated.
1782
1783 cleanup:
1784 * mf-hooks.c: Use VERBOSE_TRACE throughout instead of fprintf(stderr).
1785 Correct signedness bugs in length-tracking variables.
1786 * mf-impl.h: Make options unsigned.
1787 (CALL_WRAP): New macro to parallel CALL_REAL().
1788 (DECLARE): Remove erroneous ";" at end.
1789 * mf-runtime.c, mf-hooks.c, mf-heuristics.c: Replace remaining %p
1790 formatting specs with %08lx. Correct several compiler warnings.
1791
1792 2002-08-28 Frank Ch. Eigler <fche@redhat.com>
1793
1794 * mf-runtime.c (__mf_violation): Try harder to locate nearby objects.
1795
1796 2002-08-27 Frank Ch. Eigler <fche@redhat.com>
1797
1798 libmudflap hook breakup:
1799 * Makefile.am (TESTS_ENVIRONMENT): Add ../../gcc to LD_LIBRARY_PATH
1800 for libgcc_s.
1801 (TESTS): Make dependent on libmudflap.
1802 (HOOKOBJS): Break up mf-hooks.o into many little hook objects,
1803 compiled from segments of mf-hooks.c.
1804 * mf-hooks.c: Corresponding changes: wrap each function in
1805 #ifdef/#endif.
1806 * Makefile.in: Regenerated.
1807
1808 Heuristics reorganization:
1809 * mf-heuristics.c (__mf_register_ro_sections, __mf_init_heuristics):
1810 Remove these functions. Update callers.
1811 (__mf_heuristic_check): Incorporate all the various heuristics.
1812 Encode cacheability/retry judgement into trinary return value.
1813 Separate start-end logic into a separate fallback heuristic. Only
1814 register relevant /proc/self/map segments.
1815 * mf-impl.h: Corresponding changes.
1816 * mf-runtime.c (__mf_check): Reorganize heuristics fallback logic.
1817 (__mf_init): Don't call __mf_init_heuristics.
1818
1819 Tracing cleanup:
1820 * mf-heuristics.c, mf-runtime.c: Use new MUDFLAP_OPTION
1821 "-verbose-trace" to emit all tracing messages other than those of
1822 basic public api. Eliminate some duplicate/excessive messages.
1823 * mf-runtime.h: Corresponding changes.
1824
1825 2002-08-27 Graydon Hoare <graydon@redhat.com>
1826
1827 * mf-impl.h (WRAPPER): Change to create linker aliases for __wrap
1828 and __real when compiled with -DPIC.
1829 * mf-hooks.c (WRAPPER): Change all uses of WRAPPER macro slightly.
1830 * Makefile.am (AUTOMAKE_OPTIONS): Fix LD_LIBRARY_PATH for tests.
1831 * Makefile.in: Regenerate.
1832
1833 2002-08-26 Graydon Hoare <graydon@redhat.com>
1834
1835 * mf-impl.h: New file, private implementation header.
1836 * mf-runtime.h: Reorganize a bit.
1837 (CLAMPSZ): Fix arithmetic.
1838 (__MF_CACHE_MISS_P): Fix arithmetic.
1839 * mf-runtime.c: Reorganize a bit.
1840 (__mf_dynamic): New structure.
1841 (resolve_single_dynamic): New function.
1842 (__mf_resolve_dynamics): New function.
1843 (__mf_init): Initialize dynamic wrappers.
1844 * mf-hooks.c: Macro-ize __real calls.
1845 Clamp various bits of arithmetic.
1846 Add explicit __mf_check call contexts.
1847 * Makefile.am: Add dependencies on mf-impl.h
1848 * Makefile.in: Regenerate.
1849 * configure.in: Comment out shared override.
1850 * configure: Regenerate.
1851
1852 2002-08-22 Graydon Hoare <graydon@redhat.com>
1853
1854 * mf-runtime.c (__mf_process_opts): Sanity-check free_queue_length.
1855 (__mf_check): Re-inialize and check heuristics before violation.
1856 (__mf_register): Permit updating pure-guess regions.
1857 * mf-hooks.c (__wrap_free): Correct some free queue logic.
1858 (__wrap_dlopen): New wrapper function.
1859 (__wrap_mmap): New wrapper function.
1860 (__wrap_munmap): New wrapper function.
1861 * mf-heuristics.c (__mf_register_ro_sections): Register *all* regions
1862 which are not stack addresses.
1863 (is_stack_address): New function.
1864 (__mf_init_heuristics): Save and restore state, always initialize with
1865 "starting" state.
1866
1867 2002-08-21 Frank Ch. Eigler <fche@redhat.com>
1868
1869 * mf-hooks.c (MF_VALIDATE_EXTENT): Rewrite to correct off-by-one
1870 error. Pass location string.
1871 (wrap_strcpy, wrap_strncpy): Remove extra %s in trace strings.
1872 * mf-runtime.c (options): Add lc-mask, lc-shift options.
1873 (__mf_process_opts): Apply some sanity checking for lc-mask.
1874 (__mf_check, __mf_violation): Take new location-string argument.
1875 Update callers to pass NULL if necessary.
1876 (__mf_backtrace): New smart backtracer function. Calls replace
1877 several ad-hoc blocks elsewhere.
1878 (__mf_describe_object): Remove bad reentrancy test. Improve
1879 tracing message.
1880 * mf-runtime.h: Corresponding changes. Public/private markup.
1881 (__MF_CACHE_MISS_P): New macro.
1882
1883 2002-08-20 Graydon Hoare <graydon@redhat.com>
1884
1885 * mf-runtime.h: New option: stack_bound (heuristic).
1886 Move some macros out of implementation files.
1887 * mf-runtime.c: New option string: -stack-bound.
1888 Unify recursion protection with hooks.
1889 Add more logging.
1890 (__mf_check): Call __mf_heuristic_check.
1891 (__mf_process_opts): Fix "no-" processing.
1892 * mf-heuristics.c (__mf_heuristic_check): New function.
1893 * mf-hooks.c: Much off-by-one fixing, recursion protection.
1894
1895 2002-08-20 Frank Ch. Eigler <fche@redhat.com>
1896
1897 Option parsing improvements, region splitting bug fixes:
1898 * mf-heuristics.c (__mf_register_ro_sections): Add warned casts.
1899 * mf-runtime.h (heur_proc_map): New libmudflap option.
1900 * mf-runtime.c (__mf_set_default_options): Set it.
1901 (__mf_usage): Print default values/status.
1902 (__mf_process_opts): Support general "no-" option string prefix.
1903 (__mf_init): Print __mf_usage on unknown-option error.
1904 (__mf_register): Print trace message up front.
1905 Correct region splitting logic for case where a subregion disappears.
1906 Correct memory leak.
1907 (__mf_violation): Make even basic message conditional on option.
1908
1909 Build cleanup:
1910 * Makefile.am (TESTS_ENVIRONMENT): Add -no-heur-proc-map.
1911 (clean-local): New target.
1912 (test/*x rules): Add -g CFLAGS.
1913 (CFLAGS): Add -freorder-blocks.
1914 (MFCONFIG_CFLAGS, INCLUDE): Remove unneeded settings.
1915 * Makefile.in: Regenerated.
1916 * Makefile, mf-config.h: Removed files.
1917
1918 2002-08-16 Graydon Hoare <graydon@redhat.com>
1919
1920 * mf-runtime.c (__mf_insert_new_object): Factor out of
1921 __mf_register.
1922 (__mf_remove_old_object): Factor out of __mf_unregister.
1923 (__mf_register): Handle guessed regions, splitting
1924 guesses when new registrations arrive.
1925 (__mf_unregister): Do not unregister guesses.
1926 * mf-runtime.h: Move convenience macros around,
1927 declare new option fields. Add __MF_TYPE_GUESS.
1928 * mf-hooks.c (__wrap_*alloc): Use crumple zones.
1929 (__wrap_free): Call __real_free for deferred frees.
1930 * Makefile.am: Add more tests, fix dependency.
1931 * Makefile.in: Regenerate.
1932 * test/pass[13..17]-frag.c: New testcases.
1933 * test/fail[13..17]-frag.c: New testcases.
1934
1935 2002-08-15 Graydon Hoare <graydon@redhat.com>
1936
1937 * mf-heuristics.c: New file.
1938 * mf-runtime.c (options): Add -trace-calls option.
1939 (__mf_init): Call __mf_init_heuristics.
1940
1941 2002-08-14 Graydon Hoare <graydon@redhat.com>
1942
1943 * Makefile.am (TESTS): Add testsuite support.
1944 * Makefile.in: Regenerate.
1945 * test/mf-driver.c: New file.
1946 * test/buildtest.sh: New file.
1947 * test/passNN-frag.c: New testcases.
1948 * test/failNN-frag.c: New testcases.
1949
1950 2002-08-14 Graydon Hoare <graydon@redhat.com>
1951
1952 * mf-hooks.c: Change __real_strlen() to __real_strlen()+1 when
1953 verifying non-size-limited string extents.
1954
1955 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1956
1957 * mf-hooks.c: Make __wrap string* functions use __real_str[n]len
1958 instead of plain str[n]len for internal checks.
1959 * mf-runtime.c (__mf_violation): Print optional stack traceback.
1960
1961 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1962
1963 * mf-hooks.c: Remove #if-0 around hooks that are now ld-wrapped.
1964
1965 2002-08-13 Graydon Hoare <graydon@redhat.com>
1966
1967 * mf-runtime.c: Rework configuration to operate on
1968 environment variable options rather than #defines
1969 (__mf_violation): Add simple fork-a-gdb violaiton mode.
1970 (__mf_init): Set static __mf_active_p flag on startup,
1971 to inhibit mudflap wrap-based checking during crt0.s.
1972 * mf-runtime.h: Declare options structure.
1973 * mf-hooks.c: New wrappings for mem*, b*, str*
1974 libc functions (temporarily #if 0-ed out).
1975
1976 2002-08-12 Frank Ch. Eigler <fche@redhat.com>
1977
1978 * Makefile.am, configure.in: New files.
1979 * Makefile.in, Makefile, configure, config.h.in: New generated files.
1980 * stamp-h.in, aclocal.m4: Ditto.
1981
1982 2002-08-08 Frank Ch. Eigler <fche@redhat.com>
1983
1984 * Makefile: New file.
1985 * mf-config.h: New file: runtime configuration.
1986 * mf-hooks.c: New file: interposed libc functions.
1987 * mf-runtime.c: New file: bulk of runtime.
1988 * mf-runtime.h: New file: public functions.