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844fae29 12017-09-29 Tony Reix <tony.reix@atos.net>
2
3 * xcoff.c: Initial support for DWARF debug sections in XCOFF.
4 (STYP_DWARF, SSUBTYP_DW*): Define.
5 (enum dwarf_section): Define.
6 (struct dwsect_info): Define.
7 (xcoff_add): Look for DWARF sections, pass them to
8 backtrace_dwarf_add.
9
1fffcf69 102017-09-28 Ian Lance Taylor <iant@golang.org>
11
12 PR other/67165
13 * elf.c (__builtin_prefetch): Define if not __GNUC__.
14 (unlikely): Define.
15 (SHF_UNCOMPRESSED, ELFCOMPRESS_ZLIB): Define.
16 (b_elf_chdr): Define type.
17 (enum debug_section): Add ZDEBUG_xxx values.
18 (debug_section_names): Add names for new sections.
19 (struct debug_section_info): Add compressed field.
20 (elf_zlib_failed, elf_zlib_fetch): New static functions.
21 (HUFFMAN_TABLE_SIZE, HUFFMAN_VALUE_MASK): Define.
22 (HUFFMAN_BITS_SHIFT, HUFFMAN_BITS_MASK): Define.
23 (HUFFMAN_SECONDARY_SHIFT): Define.
24 (ZDEBUG_TABLE_SIZE): Define.
25 (ZDEBUG_TABLE_CODELEN_OFFSET, ZDEBUG_TABLE_WORK_OFFSET): Define.
26 (final_next_secondary): New static variable if
27 BACKTRACE_GENERATE_FIXED_HUFFMAN_TABLE.
28 (elf_zlib_inflate_table): New static function.
29 (BACKTRACE_GENERATE_FIXED_HUFFMAN_TABLE): If define, define main
30 function to produce fixed Huffman table.
31 (elf_zlib_default_table): New static variable.
32 (elf_zlib_inflate): New static function.
33 (elf_zlib_verify_checksum): Likewise.
34 (elf_zlib_inflate_and_verify): Likewise.
35 (elf_uncompress_zdebug): Likewise.
36 (elf_uncompress_chdr): Likewise.
37 (backtrace_uncompress_zdebug): New extern function.
38 (elf_add): Look for .zdebug sections and SHF_COMPRESSED debug
39 sections, and uncompress them.
40 * internal.h (backtrace_compress_zdebug): Declare.
41 * ztest.c: New file.
42 * configure.ac: Check for -lz and check whether the linker
43 supports --compress-debug-sections.
44 * Makefile.am (ztest_SOURCES): New variable.
45 (ztest_CFLAGS, ztest_LDADD): New variables.
46 (check_PROGRAMS): Add ztest.
47 (ctestg_SOURCES): New variable.
48 (ctestg_CFLAGS, ctestg_LDFLAGS, ctestg_LDADD): New variables.
49 (ctesta_SOURCES): New variable.
50 (ctesta_CFLAGS, ctesta_LDFLAGS, ctesta_LDADD): New variables.
51 (check_PROGRAMS): Add ctestg and ctesta.
52 * configure, config.h.in, Makefile.in: Rebuild.
53
7b3574e4 542017-09-22 Ian Lance Taylor <iant@golang.org>
55
56 PR sanitizer/77631
57 * configure.ac: Check for lstat and readlink.
58 * elf.c (lstat, readlink): Provide dummy versions if real versions
59 are not available.
60 * configure, config.h.in: Rebuild.
61
b522f2ea 622017-09-21 Ian Lance Taylor <iant@google.com>
63
64 PR go/82284
65 * elf.c (backtrace_initialize): Set pd.exe_filename.
66
b919941e 672017-09-20 Ian Lance Taylor <iant@golang.org>
68 Denis Khalikov <d.khalikov@partner.samsung.com>
69
70 PR sanitizer/77631
71 Support for external debug info.
72 * elf.c: Include <errno.h>, <sys/stat.h>, <unistd.h>.
73 (S_ISLNK): Define if not defined.
74 (xstrnlen): Define if strnlen is not available.
75 (b_elf_note): Define type.
76 (NT_GNU_BUILD_ID): Define macro.
77 (elf_crc32, elf_crc32_file): New static functions.
78 (elf_is_symlink, elf_readlink): New static functions.
79 (elf_open_debugfile_by_buildid): New static function.
80 (elf_try_debugfile): New static function.
81 (elf_find_debugfile_by_debuglink): New static function.
82 (elf_open_debugfile_by_debuglink): New static function.
83 (elf_add): Add filename and debuginfo parameters. Adjust all
84 callers. Look for external debug info notes, and try to fetch
85 debug info from external file.
86 (struct phdr_data): Add exe_filename field.
87 (phdr_callback): Pass filename to elf_add.
88 (backtrace_initialize): Add filename parameter.
89 * internal.h (backtrace_initialize): Add filename parameter.
90 * fileline.c (fileline_initialize): Pass filename to
91 backtrace_initialize.
92 * pecoff.c (fileline_initialize): Add unused filename parameter.
93 * unknown.c (fileline_initialize): Likewise.
94 * xcoff.c (fileline_initialize): Likewise.
95 * configure.ac: Check for objcopy --add-gnu-debuglink.
96 * Makefile.am (dtest): New test target.
97 * configure, Makefile.in: Rebuild.
98
d0917ddf 992017-09-12 Steve Ellcey <sellcey@cavium.com>
100
101 PR other/81096
102 * Makefile.am (ttest_CFLAGS): Add $(AM_CFLAGS)
103 * Makefile.in: Regenerate.
104
c5c63423 1052017-09-12 Steve Ellcey <sellcey@cavium.com>
106
107 PR other/81096
108 * libbacktrace/Makefile.in
109 (HAVE_PTHREAD_TRUE@@NATIVE_TRUE@ttest_CFLAGS): Add $(AM_CFLAGS)
110
94bade3f 1112017-08-02 David Edelsohn <dje.gcc@gmail.com>
112
f53d837b 113 PR bootstrap/81638
94bade3f 114 * xcoff.c (xcoff_process_linenos): Initialize incl to NULL.
115
ad8b72b9 1162017-07-28 Tony Reix <tony.reix@atos.net>
117
118 * xcoff.c: Don't leak a file descriptor if an archive is malformed.
119
6930694d 1202017-07-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
121
122 * fileline.c (fileline_initialize): Print pid_t as long.
123
0a83c23a 1242017-07-26 Tony Reix <tony.reix@atos.net>
125
126 * configure.ac: Check for XCOFF32/XCOFF64. Check for loadquery.
127 * filetype.awk: Separate AIX XCOFF32 and XCOFF64.
128 * xcoff.c: Add support for AIX XCOFF32 and XCOFF64 formats.
129 * configure, config.h.in: Regenerate.
130
e9e43806 1312017-07-21 Tony Reix <tony.reix@atos.net>
132
133 * filetype.awk: Add AIX XCOFF type detection.
134 * configure.ac: Recognize xcoff format.
135 * Makefile.am (FORMAT_FILES): Add xcoff.c.
136 * fileline.c: Include <unistd.h>.
137 (fileline_initialize): Add case for AIX procfs.
138 * xcoff.c: New file.
139 * configure, Makefile.in: Rebuild.
140
772d73b0 1412017-06-21 Richard Biener <rguenther@suse.de>
142
143 * configure.ac: Add AC_SYS_LARGEFILE.
144 * config.h.in: Regenerate.
145 * configure: Likewise.
146
3be33b09 1472017-06-11 Ian Lance Taylor <iant@golang.org>
148
149 * elf.c (backtrace_initialize): Always set *fileline_fn.
150 * ttest.c: New file.
151 * btest.c: Move support functions into testlib.c. Change calls to
152 check to pass file name.
153 * testlib.c: New file, copied from (part of) btest.c.
154 * testlib.h: New file, declarations for testlib.c.
155 * edtest.c: Use testlib.h and testlib.c.
156 * configure.ac: Test for -pthread, set HAVE_PTHREAD conditional.
157 * Makefile.am (btest_SOURCES): Add testlib.c.
158 (edtest_SOURCES): Likewise.
159 (CHECK_PROGRAMS): Add ttest if HAVE_PTHREAD.
160 (ttest_SOURCES, ttest_CFLAGS, ttest_LDADD): Define.
161 * configure, Makefile.in: Rebuild.
162
d8178f6c 1632017-05-19 Than McIntosh <thanm@google.com>
164
165 * dwarf.c (free_line_header): Don't free dirs if dirs_count == 0.
166 (read_line_header): Don't allocate dirs if dirs_count == 0.
167 * edtest.c: New file.
168 * edtest2.c: New file.
169 * Makefile.am (edtest_SOURCES, edtest_LDADD): Define.
170 (check_PROGRAMS): Add edtest.
171 (edtest2_build.c, gen_edtest2_build): New targets.
172 * Makefile.in: Rebuild.
173
673716e3 1742017-03-08 Sam Thursfield <sam.thursfield@codethink.co.uk>
175
176 * btest.c (test5): Replace #ifdef guard with 'unused' attribute
177 to fix compile warning when BACKTRACE_SUPPORTED isn't defined.
178
aad93da1 1792017-01-01 Jakub Jelinek <jakub@redhat.com>
180
181 Update copyright years.
182
29a8a56b 1832016-11-15 Matthias Klose <doko@ubuntu.com>
184
185 * configure: Regenerate.
186
75c399ef 1872016-09-11 Carlos Liam <carlos@aarzee.me>
188
189 * all: Remove meaningless trailing whitespace.
190
86d786c3 1912016-05-18 Uros Bizjak <ubizjak@gmail.com>
192
193 PR target/71161
194 * elf.c (phdr_callback) [__i386__]: Add
195 __attribute__((__force_align_arg_pointer__)).
196
047a1c2f 1972016-03-02 Maxim Ostapenko <m.ostapenko@partner.samsung.com>
198
199 * elf.c (backtrace_initialize): Properly initialize elf_fileline_fn to
200 avoid possible crash.
201 (elf_add): Don't set *fileline_fn to elf_nodebug value in case of
202 missing debug info anymore.
203
cc2bfdc7 2042016-02-06 John David Anglin <danglin@gcc.gnu.org>
205
206 * mmap.c (MAP_FAILED): Define if not defined.
207
f1717362 2082016-01-04 Jakub Jelinek <jakub@redhat.com>
209
210 Update copyright years.
211
b767924b 2122015-12-18 Andris Pavenis <andris.pavenis@iki.fi>
213
86d786c3 214 * configure.ac: Specify that DJGPP do not have mmap
215 even when sys/mman.h exists.
b767924b 216 * configure: Regenerate
217
ab861c80 2182015-12-09 John David Anglin <danglin@gcc.gnu.org>
219
86d786c3 220 PR libgfortran/68115
ab861c80 221 * configure.ac: Set libbacktrace_cv_sys_sync to no on hppa*-*-hpux*.
222 * configure: Regenerate.
223 * elf.c (backtrace_initialize): Cast __sync_bool_compare_and_swap call
224 to void.
225
d93fbda6 2262015-09-17 Ian Lance Taylor <iant@google.com>
227
228 * posix.c (backtrace_open): Cast second argument of open() to int.
229
b7f8771c 2302015-09-11 Ian Lance Taylor <iant@google.com>
231
232 * Makefile.am (backtrace.lo): Depend on internal.h.
233 (sort.lo, stest.lo): Add explicit dependencies.
234 * Makefile.in: Rebuild.
235
576ea143 2362015-09-09 Hans-Peter Nilsson <hp@axis.com>
237
238 * backtrace.c: #include <sys/types.h>.
239
61ee636a 2402015-09-08 Ian Lance Taylor <iant@google.com>
241
242 PR other/67457
243 * backtrace.c: #include "internal.h".
244 (struct backtrace_data): Add can_alloc field.
245 (unwind): If can_alloc is false, don't try to get file/line
246 information.
247 (backtrace_full): Set can_alloc field in bdata.
248 * alloc.c (backtrace_alloc): Don't call error_callback if it is
249 NULL.
250 * mmap.c (backtrace_alloc): Likewise.
251 * internal.h: Update comments for backtrace_alloc and
252 backtrace_free.
253
37bab844 2542015-09-08 Ian Lance Taylor <iant@google.com>
255
256 PR other/67457
257 * mmap.c (backtrace_alloc): Correct test for mmap failure.
258
b2d409ee 2592015-08-31 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
260
261 * configure.ac: For spu-*-* targets, set have_fcntl to no.
262 * configure: Regenerate.
263
d0724418 2642015-08-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
265
266 * configure.ac: Remove [disable-shared] argument to LT_INIT.
267 Remove setting PIC_FLAG when building as target library.
268 * configure: Regenerate.
269
697bc369 2702015-08-26 Hans-Peter Nilsson <hp@axis.com>
271
272 * configure.ac: Only compile with -fPIC if the target
273 supports it.
274 * configure: Regenerate.
275
de04a87e 2762015-08-24 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
277
278 * configure.ac: Set have_mmap to no on spu-*-* targets.
279 * configure: Regenerate.
280
8ae2112f 2812015-08-13 Ian Lance Taylor <iant@google.com>
282
283 * dwarf.c (read_function_entry): Add vec_inlined parameter.
284 Change all callers.
285
6112970b 2862015-06-11 Martin Sebor <msebor@redhat.com>
287
288 PR sanitizer/65479
289 * dwarf.c (struct line): Add new field idx.
290 (line_compare): Use it.
291 (add_line): Set it.
292 (read_line_info): Reset it.
293
48ee217e 2942015-05-29 Tristan Gingold <gingold@adacore.com>
295
296 * pecoff.c: New file.
297 * Makefile.am (FORMAT_FILES): Add pecoff.c and dependencies.
298 * Makefile.in: Regenerate.
299 * filetype.awk: Detect pecoff.
300 * configure.ac: Define BACKTRACE_SUPPORTS_DATA on elf platforms.
301 Add pecoff.
302 * btest.c (test5): Test enabled only if BACKTRACE_SUPPORTS_DATA is
303 true.
304 * backtrace-supported.h.in (BACKTRACE_SUPPORTS_DATA): Define.
305 * configure: Regenerate.
306 * pecoff.c: New file.
307
2af09e95 3082015-05-13 Michael Haubenwallner <michael.haubenwallner@ssi-schaefer.com>
309
310 * Makefile.in: Regenerated with automake-1.11.6.
311 * aclocal.m4: Likewise.
312 * configure: Likewise.
313
a8b04833 3142015-01-24 Matthias Klose <doko@ubuntu.com>
315
316 * configure.ac: Move AM_ENABLE_MULTILIB before AC_PROG_CC.
317 * configure: Regenerate.
318
d353bf18 3192015-01-05 Jakub Jelinek <jakub@redhat.com>
320
321 Update copyright years.
322
4e8a08d4 3232014-11-21 H.J. Lu <hongjiu.lu@intel.com>
324
325 PR bootstrap/63784
326 * configure: Regenerated.
327
863e76f9 3282014-11-11 David Malcolm <dmalcolm@redhat.com>
329
330 * ChangeLog.jit: New.
331
7c407808 3322014-11-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
333
334 PR target/63610
335 * configure: Regenerate.
336
f62ce0c7 3372014-10-23 Ian Lance Taylor <iant@google.com>
338
339 * internal.h (backtrace_atomic_load_pointer) [no atomic or sync]:
340 Fix to return void *.
341
af436d54 3422014-05-08 Ian Lance Taylor <iant@google.com>
343
344 * mmap.c (backtrace_free): If freeing a large aligned block of
345 memory, call munmap rather than holding onto it.
346 (backtrace_vector_grow): When growing a vector, double the number
347 of pages requested. When releasing the old version of a grown
348 vector, pass the correct size to backtrace_free.
349
30510c70 3502014-03-07 Ian Lance Taylor <iant@google.com>
351
352 * sort.c (backtrace_qsort): Use middle element as pivot.
353
1329f160 3542014-03-06 Ian Lance Taylor <iant@google.com>
355
356 * sort.c: New file.
357 * stest.c: New file.
358 * internal.h (backtrace_qsort): Declare.
359 * dwarf.c (read_abbrevs): Call backtrace_qsort instead of qsort.
360 (read_line_info, read_function_entry): Likewise.
361 (read_function_info, build_dwarf_data): Likewise.
362 * elf.c (elf_initialize_syminfo): Likewise.
363 * Makefile.am (libbacktrace_la_SOURCES): Add sort.c.
364 (stest_SOURCES, stest_LDADD): Define.
365 (check_PROGRAMS): Add stest.
366
2ee407b0 3672014-02-07 Misty De Meo <misty@brew.sh>
368
369 PR target/58710
370 * configure.ac: Use AC_LINK_IFELSE in check for
371 _Unwind_GetIPInfo.
372 * configure: Regenerate.
373
225b76bf 3742014-01-02 Richard Sandiford <rdsandiford@googlemail.com>
375
376 Update copyright years
377
84ade58d 3782013-12-06 Jakub Jelinek <jakub@redhat.com>
379
380 * elf.c (ET_DYN): Undefine and define again.
381 (elf_add): Add exe argument, if true and ehdr.e_type is ET_DYN,
382 return early -1 without closing the descriptor.
383 (struct phdr_data): Add exe_descriptor.
384 (phdr_callback): If pd->exe_descriptor is not -1, for very first
385 call if dlpi_name is NULL just call elf_add with the exe_descriptor,
386 otherwise backtrace_close the exe_descriptor if not -1. Adjust
387 call to elf_add.
388 (backtrace_initialize): Adjust call to elf_add. If it returns
389 -1, set pd.exe_descriptor to descriptor, otherwise set it to -1.
390
583d5f6b 3912013-12-05 Ian Lance Taylor <iant@google.com>
392
393 * alloc.c (backtrace_vector_finish): Add error_callback and data
394 parameters. Call backtrace_vector_release. Return address base.
395 * mmap.c (backtrace_vector_finish): Add error_callback and data
396 parameters. Return address base.
397 * dwarf.c (read_function_info): Get new address base from
398 backtrace_vector_finish.
399 * internal.h (backtrace_vector_finish): Update declaration.
400
881a0840 4012013-11-27 Ian Lance Taylor <iant@google.com>
402
403 * dwarf.c (find_address_ranges): New static function, broken out
404 of build_address_map.
405 (build_address_map): Call it.
406 * btest.c (check): Check for missing filename or function, rather
407 than crashing.
408 (f3): Check that enough frames were returned.
409
8aae250d 4102013-11-19 Jakub Jelinek <jakub@redhat.com>
411
32ccb438 412 * backtrace.h (backtrace_syminfo_callback): Add symsize argument.
413 * elf.c (elf_syminfo): Pass 0 or sym->size to the callback as
414 last argument.
415 * btest.c (struct symdata): Add size field.
416 (callback_three): Add symsize argument. Copy it to the data->size
417 field.
418 (f23): Set symdata.size to 0.
419 (test5): Likewise. If sizeof (int) > 1, lookup address of
420 ((uintptr_t) &global) + 1. Verify symdata.val and symdata.size
421 values.
422
8aae250d 423 * atomic.c: Include sys/types.h.
424
bcafb4a8 4252013-11-18 Ian Lance Taylor <iant@google.com>
426
427 * configure.ac: Check for support of __atomic extensions.
428 * internal.h: Declare or #define atomic functions for use in
429 backtrace code.
430 * atomic.c: New file.
431 * dwarf.c (dwarf_lookup_pc): Use atomic functions.
432 (dwarf_fileline, backtrace_dwarf_add): Likewise.
433 * elf.c (elf_add_syminfo_data, elf_syminfo): Likewise.
434 (backtrace_initialize): Likewise.
435 * fileline.c (fileline_initialize): Likewise.
436 * Makefile.am (libbacktrace_la_SOURCES): Add atomic.c.
437 * configure, config.h.in, Makefile.in: Rebuild.
438
bcddbfd5 4392013-11-18 Jakub Jelinek <jakub@redhat.com>
440
02dc92c7 441 * elf.c (SHN_UNDEF): Define.
442 (elf_initialize_syminfo): Add base_address argument. Ignore symbols
443 with st_shndx == SHN_UNDEF. Add base_address to address fields.
444 (elf_add): Adjust caller.
445
bcddbfd5 446 * elf.c (phdr_callback): Process info->dlpi_addr == 0 normally.
447
b1a2c599 4482013-11-16 Ian Lance Taylor <iant@google.com>
449
450 * backtrace.h (backtrace_create_state): Correct comment about
451 threading.
452
d4cc0c47 4532013-11-15 Ian Lance Taylor <iant@google.com>
454
455 * backtrace.h (backtrace_syminfo): Update comment and parameter
456 name to take any address, not just a PC value.
457 * elf.c (STT_OBJECT): Define.
458 (elf_nosyms): Rename parameter pc to addr.
459 (elf_symbol_search): Rename local variable pc to addr.
460 (elf_initialize_syminfo): Add STT_OBJECT symbols to elf_symbols.
461 (elf_syminfo): Rename parameter pc to addr.
462 * btest.c (global): New global variable.
463 (test5): New test.
464 (main): Call test5.
465
f9d655c9 4662013-10-17 Ian Lance Taylor <iant@google.com>
467
468 * elf.c (elf_add): Don't get the wrong offsets if a debug section
469 is missing.
470
2bd17377 4712013-10-15 David Malcolm <dmalcolm@redhat.com>
472
473 * configure.ac: Add --enable-host-shared, setting up
474 pre-existing PIC_FLAG variable within Makefile.am et al.
475 * configure: Regenerate.
476
9613c003 4772013-09-20 Alan Modra <amodra@gmail.com>
478
479 * configure: Regenerate.
480
64514244 4812013-07-23 Alexander Monakov <amonakov@ispras.ru>
482
483 * elf.c (elf_syminfo): Loop over the elf_syminfo_data chain.
484
5d62aeb5 4852013-07-23 Alexander Monakov <amonakov@ispras.ru>
486
487 * elf.c (backtrace_initialize): Pass elf_fileline_fn to
488 dl_iterate_phdr callbacks.
489
db79a293 4902013-03-25 Ian Lance Taylor <iant@google.com>
491
492 * alloc.c: #include <sys/types.h>.
493 * mmap.c: Likewise.
494
c187f805 4952013-01-31 Ian Lance Taylor <iant@google.com>
496
497 * dwarf.c (read_function_info): Permit fvec parameter to be NULL.
498 (dwarf_lookup_pc): Don't use ddata->fvec if threaded.
499
c4e0613e 5002013-01-25 Jakub Jelinek <jakub@redhat.com>
501
502 PR other/56076
503 * dwarf.c (read_line_header): Don't crash if DW_AT_comp_dir
504 attribute was not seen.
505
feded019 5062013-01-16 Ian Lance Taylor <iant@google.com>
507
508 * dwarf.c (struct unit): Add filename and abs_filename fields.
509 (build_address_map): Set new fields when reading unit.
510 (dwarf_lookup_pc): If we don't find an entry in the line table,
511 just return the main file name.
512
bb88d427 5132013-01-14 Richard Sandiford <rdsandiford@googlemail.com>
514
515 Update copyright years.
516
0fe62490 5172013-01-01 Ian Lance Taylor <iant@google.com>
518
519 PR bootstrap/54834
520 * Makefile.am (AM_CPPFLAGS): Remove -I ../gcc/include and -I
521 $(MULTIBUILDTOP)/../../gcc/include.
522 * Makefile.in: Rebuild.
523
a666b85b 5242013-01-01 Ian Lance Taylor <iant@google.com>
525
526 PR other/55536
527 * mmap.c (backtrace_alloc): Don't call sync functions if not
528 threaded.
529 (backtrace_free): Likewise.
530
99c67164 5312012-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
532
533 * mmapio.c: Define MAP_FAILED if not defined.
534
a7ebc02e 5352012-12-11 Jakub Jelinek <jakub@redhat.com>
536
537 PR bootstrap/54926
538 * Makefile.am (AM_CFLAGS): Remove -frandom-seed=$@.
539 * configure.ac: If --with-target-subdir, add -frandom-seed=$@
540 to EXTRA_FLAGS unconditionally, otherwise check whether the compiler
541 accepts it.
542 * Makefile.in: Regenerated.
543 * configure: Regenerated.
544
ebfe0e60 5452012-12-07 Jakub Jelinek <jakub@redhat.com>
546
547 PR bootstrap/54926
548 * Makefile.am (AM_CFLAGS): Add -frandom-seed=$@.
549 * Makefile.in: Regenerated.
550
d80b0ad4 5512012-11-20 Ian Lance Taylor <iant@google.com>
552
553 * dwarf.c (read_attribute): Always clear val.
554
47b4f489 5552012-11-13 Ian Lance Taylor <iant@google.com>
556
557 PR other/55312
558 * configure.ac: Only add -Werror if building a target library.
a666b85b 559 * configure: Rebuild.
47b4f489 560
686b3772 5612012-11-12 Ian Lance Taylor <iant@google.com>
562 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
563 Gerald Pfeifer <gerald@pfeifer.com>
564
565 * configure.ac: Check for getexecname.
566 * fileline.c: #include <errno.h>. Define getexecname if not
567 available.
568 (fileline_initialize): Try to find the executable in a few
569 different ways.
570 * print.c (error_callback): Only print the filename if it came
571 from the backtrace state.
572 * configure, config.h.in: Rebuild.
573
bccc33a3 5742012-10-29 Ian Lance Taylor <iant@google.com>
575
576 * mmap.c (backtrace_vector_release): Correct last patch: add
577 aligned, not size.
578
8bca4f13 5792012-10-29 Ian Lance Taylor <iant@google.com>
580
581 * mmap.c (backtrace_vector_release): Make sure freed block is
582 aligned on 8-byte boundary.
583
b60ebf03 5842012-10-26 Ian Lance Taylor <iant@google.com>
585
586 PR other/55087
587 * posix.c (backtrace_open): Add does_not_exist parameter.
588 * elf.c (phdr_callback): Do not warn if shared library could not
589 be opened.
590 * fileline.c (fileline_initialize): Update calls to
591 backtrace_open.
592 * internal.h (backtrace_open): Update declaration.
593
a4a5a77a 5942012-10-26 Jack Howarth <howarth@bromo.med.uc.edu>
595
596 PR target/55061
597 * configure.ac: Check for _Unwind_GetIPInfo function declaration.
598 * configure: Regenerate.
599
ff2fe13c 6002012-10-24 Ian Lance Taylor <iant@google.com>
601
602 PR target/55061
603 * configure.ac: Check whether -funwind-tables option works.
604 * configure: Rebuild.
605
90de4704 6062012-10-11 Ian Lance Taylor <iant@google.com>
607
608 * configure.ac: Do not use dl_iterate_phdr on Solaris 10.
609 * configure: Rebuild.
610
f54077a5 6112012-10-10 Ian Lance Taylor <iant@google.com>
612
613 * elf.c: Rename all Elf typedefs to start with b_elf, and be all
614 lower case.
615
fa45cf12 6162012-10-10 Hans-Peter Nilsson <hp@bitrange.com>
617
618 * elf.c (elf_add_syminfo_data): Add casts to avoid warning.
619
bbcd37bc 6202012-10-09 Ian Lance Taylor <iant@google.com>
621
622 * dwarf.c (dwarf_fileline): Add cast to avoid warning.
623 (backtrace_dwarf_add): Likewise.
624
1bfb5d87 6252012-10-09 Ian Lance Taylor <iant@google.com>
626
627 Add support for tracing through shared libraries.
628 * configure.ac: Check for link.h and dl_iterate_phdr.
629 * elf.c: #include <link.h> if system has dl_iterate_phdr. #undef
630 ELF macros before #defining them.
631 (dl_phdr_info, dl_iterate_phdr): Define if system does not have
632 dl_iterate_phdr.
633 (struct elf_syminfo_data): Add next field.
634 (elf_initialize_syminfo): Initialize next field.
635 (elf_add_syminfo_data): New static function.
636 (elf_add): New static function, broken out of
637 backtrace_initialize. Call backtrace_dwarf_add instead of
638 backtrace_dwarf_initialize.
639 (struct phdr_data): Define.
640 (phdr_callback): New static function.
641 (backtrace_initialize): Call elf_add.
642 * dwarf.c (struct dwarf_data): Add next and base_address fields.
643 (add_unit_addr): Add base_address parameter. Change all callers.
644 (add_unit_ranges, build_address_map): Likewise.
645 (add_line): Add ddata parameter. Change all callers.
646 (read_line_program, add_function_range): Likewise.
647 (dwarf_lookup_pc): New static function, broken out of
648 dwarf_fileline.
649 (dwarf_fileline): Call dwarf_lookup_pc.
650 (build_dwarf_data): New static function.
651 (backtrace_dwarf_add): New function.
652 (backtrace_dwarf_initialize): Remove.
653 * internal.h (backtrace_dwarf_initialize): Don't declare.
654 (backtrace_dwarf_add): Declare.
655 * configure, config.h.in: Rebuild.
656
fd88e799 6572012-10-04 Gerald Pfeifer <gerald@pfeifer.com>
658
659 * btest.c (f23): Avoid uninitialized variable warning.
1bfb5d87 660
c08b21b7 6612012-10-04 Ian Lance Taylor <iant@google.com>
662
663 * dwarf.c: If the system header files do not declare strnlen,
664 provide our own version.
665
68dd5473 6662012-10-03 Ian Lance Taylor <iant@google.com>
667
668 * dwarf.c (read_uleb128): Fix overflow test.
669 (read_sleb128): Likewise.
670 (build_address_map): Don't change unit_buf.start.
671
536b8dd3 6722012-10-02 Uros Bizjak <ubizjak@gmail.com>
673
86385074 674 PR other/54761
675 * configure.ac (EXTRA_FLAGS): New.
536b8dd3 676 * Makefile.am (AM_FLAGS): Add $(EXTRA_FLAGS).
86385074 677 * configure, Makefile.in: Regenerate.
536b8dd3 678
babed505 6792012-09-29 Ian Lance Taylor <iant@google.com>
680
681 PR other/54749
682 * fileline.c (fileline_initialize): Pass errnum as -1 when
683 reporting that we could not read executable information after a
684 previous failure.
685
451b8929 6862012-09-27 Ian Lance Taylor <iant@google.com>
687
688 PR bootstrap/54732
689 * configure.ac: Add no-dependencies to AM_INIT_AUTOMAKE.
690 * Makefile.am: Add dependencies for all objects.
691 * configure, aclocal.m4, Makefile.in: Rebuild.
692
12073816 6932012-09-27 Ian Lance Taylor <iant@google.com>
694
695 PR other/54726
696 * elf.c (backtrace_initialize): Set *fileln_fn, not
697 state->fileln_fn.
698
837eabff 6992012-09-19 Ian Lance Taylor <iant@google.com>
700
701 * configure.ac: Only use GCC_CHECK_UNWIND_GETIPINFO when compiled
702 as a target library.
703 * configure: Rebuild.
704
b945b61c 7052012-09-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
706 Ian Lance Taylor <iant@google.com>
707
708 * configure.ac (GCC_HEADER_STDINT): Invoke.
709 * backtrace.h: If we can't find <stdint.h>, use "gstdint.h".
710 * btest.c: Don't include <stdint.h>.
711 * dwarf.c: Likewise.
712 * configure, aclocal.m4, Makefile.in, config.h.in: Rebuild.
713
e9830854 7142012-09-18 Ian Lance Taylor <iant@google.com>
715
716 PR bootstrap/54623
717 * Makefile.am (AM_CPPFLAGS): Define.
718 (AM_CFLAGS): Remove -I options.
719 * Makefile.in: Rebuild.
720
7341e544 7212012-09-18 Ian Lance Taylor <iant@google.com>
722
723 * posix.c (O_BINARY): Define if not defined.
724 (backtrace_open): Pass O_BINARY to open. Only call fcntl if
725 HAVE_FCNTL is defined.
726 * configure.ac: Test for the fcntl function.
727 * configure, config.h.in: Rebuild.
728
d48b4b14 7292012-09-18 Ian Lance Taylor <iant@google.com>
730
731 * btest.c (test1, test2, test3, test4): Add the unused attribute.
732
249b4e85 7332012-09-18 Ian Lance Taylor <iant@google.com>
734
735 * dwarf.c: Correct test of HAVE_DECL_STRNLEN.
736
30bd8e8b 7372012-09-18 Ian Lance Taylor <iant@google.com>
738
739 * configure.ac: Add AC_USE_SYSTEM_EXTENSIONS.
740 * mmapio.c: Don't define _GNU_SOURCE.
741 * configure, config.h.in: Rebuild.
742
5f7c240f 7432012-09-18 Ian Lance Taylor <iant@google.com>
744
745 * configure.ac: Check whether strnlen is declared.
746 * dwarf.c: Declare strnlen if not declared.
747 * configure, config.h.in: Rebuild.
748
08a2d161 7492012-09-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
750
751 * fileline.c: Include <stdlib.h>.
752 * mmap.c: Likewise.
753
49414838 7542012-09-17 Ian Lance Taylor <iant@google.com>
755
756 PR bootstrap/54611
757 * nounwind.c (backtrace_full): Rename from backtrace. Add state
758 parameter.
759
39a0a26e 7602012-09-17 Gerald Pfeifer <gerald@pfeifer.com>
761
762 PR bootstrap/54611
763 * nounwind.c (backtrace_simple): Add state parameter.
764
03d628c3 7652012-09-17 Ian Lance Taylor <iant@google.com>
766
767 PR bootstrap/54609
768 * unknown.c (unknown_fileline): Add state parameter, remove
769 fileline_data parameter, name error_callback parameter.
770 (backtrace_initialize): Add state parameter.
771
ecd3459e 7722012-09-17 Ian Lance Taylor <iant@google.com>
773
774 * Initial implementation.
f1717362 775\f
aad93da1 776Copyright (C) 2012-2017 Free Software Foundation, Inc.
f1717362 777
778Copying and distribution of this file, with or without modification,
779are permitted in any medium without royalty provided the copyright
780notice and this notice are preserved.
Mirror of https://gcc.gnu.org/git/gcc.git