ChangeLog revision 1.1.1.2
1 2024-03-08 Ian Lance Taylor <iant (a] golang.org> 2 3 * elf.c (elf_uncompress_chdr): Don't assume compressed section is 4 aligned. 5 6 2024-03-02 Ian Lance Taylor <iant (a] golang.org> 7 8 * Makefile.am (libbacktrace_testing_ldflags): Define. 9 (*_LDFLAGS): Add $(libbacktrace_testing_ldflags) for test 10 programs. 11 * Makefile.in: Regenerate 12 13 2024-03-02 Ian Lance Taylor <iant (a] golang.org> 14 15 * elf.c (elf_uncompress_lzma_block): Skip all header padding bytes 16 and verify that they are zero. 17 18 2024-03-02 Ian Lance Taylor <iant (a] golang.org> 19 20 PR libbacktrace/114201 21 * elf.c (elf_add): Add caller_opd parameter. Change all callers. 22 Release opd data after all recursive calls. 23 24 2024-03-01 Ian Lance Taylor <iant (a] golang.org> 25 26 * elf.c (elf_add): Add the symbol table from a debuginfo file. 27 * Makefile.am (MAKETESTS): Add buildidfull and gnudebuglinkfull 28 variants of buildid and gnudebuglink tests. 29 (%_gnudebuglinkfull, %_buildidfull): New patterns. 30 * Makefile.in: Regenerate. 31 32 2023-11-30 Ian Lance Taylor <iant (a] golang.org> 33 34 * pecoff.c: Include <windows.h> if available. 35 (coff_add): On Windows call GetModuleHandle to get base address. 36 37 2023-11-29 Ian Lance Taylor <iant (a] golang.org> 38 39 * fileline.c: Include <windows.h> if available. 40 (windows_get_executable_path): New static function. 41 (fileline_initialize): Call windows_get_executable_path. 42 * configure.ac: Checked for windows.h 43 * configure: Regenerate. 44 * config.h.in: Regenerate. 45 46 2023-10-22 Iain Sandoe <iain (a] sandoe.co.uk> 47 48 * configure: Regenerate. 49 * configure.ac: Handle Darwin rpaths. 50 51 2023-08-07 Nick Alcock <nick.alcock (a] oracle.com> 52 53 * configure: Regenerate. 54 55 2023-08-07 Alexander von Gluck IV <kallisti5 (a] unixzen.com> 56 57 * configure: Regenerate. 58 59 2023-08-07 Nick Alcock <nick.alcock (a] oracle.com> 60 61 * configure: Regenerate. 62 63 2023-08-07 Nick Alcock <nick.alcock (a] oracle.com> 64 65 * configure: Regenerate. 66 67 2023-08-07 H.J. Lu <hjl.tools (a] gmail.com> 68 69 * configure: Regenerate. 70 71 2023-08-07 H.J. Lu <hjl.tools (a] gmail.com> 72 73 * configure: Regenerate. 74 75 2023-08-03 Richard Biener <rguenther (a] suse.de> 76 77 * zstdtest.c (test_samples): Properly compute the allocation 78 size for the uncompressed data. 79 80 2023-07-31 Ian Lance Taylor <iant (a] golang.org> 81 82 * configure.ac: Check for _pgmptr declaration. 83 * fileline.c (fileline_initialize): Check for _pgmfptr before 84 /proc/self/exec. 85 * configure, config.h.in: Regenerate. 86 87 2023-03-28 Ian Lance Taylor <iant (a] golang.org> 88 89 * elf.c (elf_zstd_read_fse): Call elf_fetch_bits after reading 90 bits, not before. Add unlikely for error case. 91 (elf_zstd_offset_table): Regenerate. 92 (elf_zstd_read_huff): Clear 13 entries in weight_mark, not 12. 93 (elf_zstd_read_literals): For a single stream adjust by 94 total_streams_size, not compressed_size. 95 96 2023-01-20 Ian Lance Taylor <iant (a] golang.org> 97 98 * dwarf.c (struct function_addrs): Change low and high fields to 99 uintptr_t. 100 (struct unit_addrs): Likewise. 101 (resolve_addr_index): Change address parameter to uintptr_t*. 102 (add_unit_addr): Change lowpc and highpc parameters to uintptr_t. 103 (add_function_range): Likewise. 104 (struct pcrange): Change lowpc and highpc fields to uintptr_t. 105 (add_low_high_range): Change add_range lowpc and highpc parameters 106 to uintptr_t. 107 (add_ranges_from_ranges): Likewise. 108 (add_ranges_from_rnglists): Likewise. 109 (add_low_high_range): Chnage lowpc and highpc variables to 110 uintpr_t. 111 (add_ranges_from_rnglists): Change some local variables to 112 uintptr_t. 113 (add_ranges_from_ranges): Change base parameter to uintptr_t. 114 (add_ranges_from_rnglists): Likewise. 115 (read_function_entry): Likewise. 116 (resolve_addr_index): Add explicit casts to uintptr_t. 117 (update_pcrange): Likewise. 118 (add_ranges_from_ranges): Likewise. 119 (add_ranges_from_rnglists): Likewise. 120 (read_function_entry): Likewise. 121 122 2023-01-17 Martin Liska <mliska (a] suse.cz> 123 124 * Makefile.in: Regenerate. 125 126 2023-01-06 Ian Lance Taylor <iant (a] golang.org> 127 128 PR libbacktrace/108297 129 * configure.ac: Test whether linker supports --build-id. 130 * Makefile.am: Only run --build-id tests if supported. 131 * configure, Makefile.in: Regenerate. 132 133 2022-12-17 Ian Lance Taylor <iant (a] golang.org> 134 135 * elf.c (elf_fetch_backward_init): New static function. 136 (ZSTD_TABLE_SIZE): Use huffman scratch space size rather than 137 literal size. 138 (ZSTD_TABLE_WORK_LIT_SIZE): Don't define. 139 (elf_zstd_read_huff): Use elf_fetch_backward_init. 140 (elf_zstd_read_literals): New static function. 141 (ZSTD_LIT_RAW, ZSTD_LIT_RLE, ZSTD_LIT_HUFF): Don't define. 142 (struct elf_zstd_literals): Don't define. 143 (elf_zstd_literal_output): Remove static function. 144 (elf_zstd_decompress): Use elf_fetch_backward_init and 145 elf_zstd_read_literals. Rewrite literal copying.< 146 147 2022-12-10 Ian Lance Taylor <iant (a] golang.org> 148 149 * elf.c (ZSTD_TABLE_*): Use elf_zstd_fse_baseline_entry. 150 (ZSTD_ENCODE_BASELINE_BITS): Define. 151 (ZSTD_DECODE_BASELINE, ZSTD_DECODE_BASEBITS): Define. 152 (elf_zstd_literal_length_base): New static const array. 153 (elf_zstd_match_length_base): Likewise. 154 (struct elf_zstd_fse_baseline_entry): Define. 155 (elf_zstd_make_literal_baseline_fse): New static function. 156 (elf_zstd_make_offset_baseline_fse): Likewise. 157 (elf_zstd_make_match_baseline_fse): Likewise. 158 (print_table, main): Use elf_zstd_fse_baseline_entry. 159 (elf_zstd_lit_table, elf_zstd_match_table): Likewise. 160 (elf_zstd_offset_table): Likewise. 161 (struct elf_zstd_seq_decode): Likewise. Remove use_rle and rle 162 fields. 163 (elf_zstd_unpack_seq_decode): Use elf_zstd_fse_baseline_entry, 164 taking a conversion function. Convert RLE to FSE. 165 (elf_zstd_literal_length_baseline): Remove. 166 (elf_zstd_literal_length_bits): Remove. 167 (elf_zstd_match_length_baseline): Remove. 168 (elf_zstd_match_length_bits): Remove. 169 (elf_zstd_decompress): Use elf_zstd_fse_baseline_entry. Rewrite 170 and simplify main loop. 171 172 2022-12-08 Ian Lance Taylor <iant (a] golang.org> 173 174 * configure.ac: Check for zstd library and 175 --compress-debug-sections=zstd linker option. 176 * Makefile.am (zstdtest_*): New targets. 177 (zstdtest_alloc_*, ctestzstd_*): New targets. 178 (BUILDTESTS): Add zstdtest, zstdtest_alloc, ctestzstd as 179 appropriate. 180 * elf.c (ELFCOMPRESS_ZSTD): Define. 181 (elf_fetch_bits): Rename from elf_zlib_fetch. Update uses. 182 (elf_fetch_bits_backward): New static function. 183 (ZLIB_HUFFMAN_*): Rename from HUFFMAN_*. Update uses. 184 (ZLIB_TABLE_*): Rename from ZDEBUG_TABLE_*. Update uses. 185 (ZSTD_TABLE_*): Define. 186 (struct elf_zstd_fse_entry): Define. 187 (elf_zstd_read_fse): New static function. 188 (elf_zstd_build_fse): Likewise. 189 (lit): Define if BACKTRACE_GENERATE_ZSTD_FSE_TABLES. 190 (match, offset, next, print_table, main): Likewise. 191 (elf_zstd_lit_table): New static const array. 192 (elf_zstd_match_table, elf_zstd_offset_table): Likewise. 193 (elf_zstd_read_huff): New static function. 194 (struct elf_zstd_seq_decode): Define. 195 (elf_zstd_unpack_seq_decode): New static function. 196 (ZSTD_LIT_*): Define. 197 (struct elf_zstd_literals): Define. 198 (elf_zstd_literal_output): New static function. 199 (ZSTD_LITERAL_LENGTH_BASELINE_OFFSET): Define. 200 (elf_zstd_literal_length_baseline): New static const array. 201 (elf_zstd_literal_length_bits): Likewise. 202 (ZSTD_MATCH_LENGTH_BASELINE_OFFSET): Define. 203 (elf_zstd_match_length_baseline): New static const array. 204 (elf_zstd_match_length_bits): Likewise. 205 (elf_zstd_decompress): New static function. 206 (ZDEBUG_TABLE_SIZE): New definition. 207 (elf_uncompress_chdr): Support ELF_COMPRESS_ZSTD. 208 (backtrace_uncompress_zstd): New function. 209 (elf_add): Use ZLIB_TABLE_SIZE for zlib-gnu sections. 210 * internal.h (backtrace_uncompress_zstd): Declare. 211 * zstdtest.c: New file. 212 * configure, config.h.in, Makefile.in: Regenerate. 213 214 2022-10-12 Martin Liska <mliska (a] suse.cz> 215 216 * configure: Regenerate. 217 218 2022-10-11 Olivier Hainque <hainque (a] adacore.com> 219 Olivier Hainque <hainque (a] adacore.com> 220 221 * configure: Regenerate. 222 223 2022-07-08 Ian Lance Taylor <iant (a] golang.org> 224 225 * configure.ac: Check for sys/link.h. Use either link.h or 226 sys/link.h when checking for dl_iterate_phdr. 227 * elf.c: Include sys/link.h if available. 228 * configure, config.h.in: Regenerate. 229 230 2022-07-07 Ian Lance Taylor <iant (a] golang.org> 231 232 * macho.c (backtrace_initialize) [HAVE_MACH_O_DYLD_H]: Don't exit 233 loop if we can't find debug info for one shared library. 234 235 2022-07-07 Ian Lance Taylor <iant (a] golang.org> 236 237 * Makefile.am (MAKETESTS): New variable split out of TESTS. 238 (CLEANFILES): Replace TESTS with BUILDTESTS and MAKETESTS. 239 * Makefile.in: Regenerate. 240 241 2022-06-27 Ian Lance Taylor <iant (a] golang.org> 242 243 * configure.ac: Use grep instead of fgrep. 244 * configure, Makefile.in: Regenerate. 245 246 2022-05-28 Ian Lance Taylor <iant (a] golang.org> 247 248 PR libbacktrace/105721 249 * README: Update. 250 251 2022-04-05 Ian Lance Taylor <iant (a] golang.org> 252 253 * elf.c (elf_zlib_inflate): Don't skip initial aligned byte in 254 uncompressed block. 255 256 2022-02-17 Ian Lance Taylor <iant (a] golang.org> 257 258 * dwarf.c (find_address_ranges): Handle skeleton units. 259 (read_function_entry): Likewise. 260 261 2022-02-16 Ian Lance Taylor <iant (a] golang.org> 262 263 * dwarf.c (build_address_map): Initialize DWARF 5 fields of unit. 264 265 2022-02-03 David Seifert <soap (a] gentoo.org> 266 Jakub Jelinek <jakub (a] redhat.com> 267 268 * configure.ac: Support --disable-werror. 269 * configure: Regenerate. 270 271 2021-12-28 Francois-Xavier Coudert <fxcoudert (a] gmail.com> 272 273 PR libbacktrace/103822 274 * Makefile.am: Fix newline. 275 * Makefile.in: Regenerate. 276 277 2021-11-12 Martin Liska <mliska (a] suse.cz> 278 279 PR libbacktrace/103167 280 * elf.c (elf_uncompress_lzma_block): Cast to unsigned int. 281 (elf_uncompress_lzma): Likewise. 282 * xztest.c (test_samples): memcpy only if v > 0. 283 284 2021-10-22 Martin Liska <mliska (a] suse.cz> 285 286 PR testsuite/102742 287 * btest.c (MIN_DESCRIPTOR): New. 288 (MAX_DESCRIPTOR): Likewise. 289 (check_available_files): Likewise. 290 (check_open_files): Check only file descriptors that 291 were not available at the entry. 292 (main): Call check_available_files. 293 294 2021-08-13 Sergei Trofimovich <siarheit (a] google.com> 295 296 * install-debuginfo-for-buildid.sh.in: Force non-localized readelf 297 output with LANG=C. 298 299 2021-06-28 Clment Chigot <clement.chigot (a] atos.net> 300 301 * xcoff.c (SSUBTYP_DWRNGES): New define. 302 (xcoff_add): Use correct XCOFF DWARF section subtype 303 for DEBUG_RANGES. Remove lineoff workaround. 304 Adjust base_address. 305 (xcoff_initialize_syminfo): Adapt to new base_address. 306 (xcoff_lookup_pc): Likewise. 307 (xcoff_initialize_fileline): Likewise. 308 309 2021-05-03 H.J. Lu <hjl.tools (a] gmail.com> 310 311 PR bootstrap/99703 312 * configure: Regenerated. 313 314 2021-03-03 Ian Lance Taylor <iant (a] golang.org> 315 316 * dwarf.c (read_line_program): Don't special case file 0. 317 (read_function_entry): Likewise. 318 319 2021-03-02 Ian Lance Taylor <iant (a] golang.org> 320 321 PR libbacktrace/98818 322 * dwarf.c (dwarf_buf_error): Add errnum parameter. Change all 323 callers. 324 * backtrace.h: Update backtrace_error_callback comment. 325 326 2021-02-12 Ian Lance Taylor <iant (a] golang.org> 327 328 * configure.ac: Check for objcopy --add-gnu-debuglink by using 329 objcopy --help. 330 * configure: Regenerate 331 332 2021-01-18 Ian Lance Taylor <iant (a] golang.org> 333 334 * Makefile.am (%_dwz): If dwz fails, use uncompressed debug info. 335 * Makefile.in: Regenerate. 336 * configure: Regenerate. 337 338 2021-01-18 Ian Lance Taylor <iant (a] golang.org> 339 340 PR debug/98716 341 * dwarf.c (read_v2_paths): Allocate zero entry for dirs and 342 filenames. 343 (read_line_program): Remove parameter u, change caller. Don't 344 subtract one from dirs and filenames index. 345 (read_function_entry): Don't subtract one from filenames index. 346 347 2021-01-05 Samuel Thibault <samuel.thibault (a] ens-lyon.org> 348 349 * configure: Re-generate. 350 351 2020-12-05 Iain Sandoe <iain (a] sandoe.co.uk> 352 353 PR target/97865 354 * configure: Regenerate. 355 356 2020-12-02 Ian Lance Taylor <iant (a] golang.org> 357 358 * dwarf.c (resolve_string): Use > rather than >= to check whether 359 string index extends past buffer. 360 (resolve_addr_index): Similarly for address index. 361 362 2020-11-29 John David Anglin <danglin (a] gcc.gnu.org> 363 364 * configure: Regenerate. 365 366 2020-10-20 Ian Lance Taylor <iant (a] golang.org> 367 368 * internal.h (ATTRIBUTE_FALLTHROUGH): Define. 369 * elf.c (elf_zlib_inflate): Use ATTRIBUTE_FALLTHROUGH. 370 371 2020-09-28 Ian Lance Taylor <iant (a] golang.org> 372 373 PR libbacktrace/97082 374 * Makefile.am (check_DATA): Add mtest.dSYM if USE_DSYMUTIL. 375 * Makefile.in: Regenerate. 376 377 2020-09-28 Ian Lance Taylor <iant (a] golang.org> 378 379 PR libbacktrace/97227 380 * configure.ac (USE_DSYMUTIL): Define instead of HAVE_DSYMUTIL. 381 * Makefile.am: Change all uses of HAVE_DSYMUTIL to USE_DSYMUTIL. 382 * configure: Regenerate. 383 * Makefile.in: Regenerate. 384 385 2020-09-23 Ian Lance Taylor <iant (a] golang.org> 386 387 * dwarf.c (report_inlined_functions): Handle PC == -1 and PC == 388 p->low. 389 (dwarf_lookup_pc): Likewise. 390 391 2020-09-17 Ian Lance Taylor <iant (a] golang.org> 392 393 PR libbacktrace/97080 394 * fileline.c (backtrace_syminfo_to_full_callback): New function. 395 (backtrace_syminfo_to_full_error_callback): New function. 396 * elf.c (elf_nodebug): Call syminfo_fn if possible. 397 * internal.h (struct backtrace_call_full): Define. 398 (backtrace_syminfo_to_full_callback): Declare. 399 (backtrace_syminfo_to_full_error_callback): Declare. 400 * mtest.c (f3): Only check all[i] if data.index permits. 401 402 2020-09-16 Iain Sandoe <iain (a] sandoe.co.uk> 403 404 * macho.c (MACH_O_CPU_TYPE_PPC): New. 405 (MACH_O_CPU_TYPE_PPC64): New. 406 Add compile-tests for powerpc to the Mach-O variants. 407 408 2020-09-14 Ian Lance Taylor <iant (a] golang.org> 409 410 PR libbacktrace/93608 411 Add support for MiniDebugInfo. 412 * elf.c (struct elf_view): Define. Replace most uses of 413 backtrace_view with elf_view. 414 (elf_get_view): New static functions. Replace most calls of 415 backtrace_get_view with elf_get_view. 416 (elf_release_view): New static functions. Replace most calls of 417 backtrace_release_view with elf_release_view. 418 (elf_uncompress_failed): Rename from elf_zlib_failed. Change all 419 callers. 420 (LZMA_STATES, LZMA_POS_STATES, LZMA_DIST_STATES): Define. 421 (LZMA_DIST_SLOTS, LZMA_DIST_MODEL_START): Define. 422 (LZMA_DIST_MODEL_END, LZMA_FULL_DISTANCES): Define. 423 (LZMA_ALIGN_SIZE, LZMA_LEN_LOW_SYMBOLS): Define. 424 (LZMA_LEN_MID_SYMBOLS, LZMA_LEN_HIGH_SYMBOLS): Define. 425 (LZMA_LITERAL_CODERS_MAX, LZMA_LITERAL_CODER_SIZE): Define. 426 (LZMA_PROB_IS_MATCH_LEN, LZMA_PROB_IS_REP_LEN): Define. 427 (LZMA_PROB_IS_REP0_LEN, LZMA_PROB_IS_REP1_LEN): Define. 428 (LZMA_PROB_IS_REP2_LEN, LZMA_PROB_IS_REP0_LONG_LEN): Define. 429 (LZMA_PROB_DIST_SLOT_LEN, LZMA_PROB_DIST_SPECIAL_LEN): Define. 430 (LZMA_PROB_DIST_ALIGN_LEN): Define. 431 (LZMA_PROB_MATCH_LEN_CHOICE_LEN): Define. 432 (LZMA_PROB_MATCH_LEN_CHOICE2_LEN): Define. 433 (LZMA_PROB_MATCH_LEN_LOW_LEN): Define. 434 (LZMA_PROB_MATCH_LEN_MID_LEN): Define. 435 (LZMA_PROB_MATCH_LEN_HIGH_LEN): Define. 436 (LZMA_PROB_REP_LEN_CHOICE_LEN): Define. 437 (LZMA_PROB_REP_LEN_CHOICE2_LEN): Define. 438 (LZMA_PROB_REP_LEN_LOW_LEN): Define. 439 (LZMA_PROB_REP_LEN_MID_LEN): Define. 440 (LZMA_PROB_REP_LEN_HIGH_LEN): Define. 441 (LZMA_PROB_LITERAL_LEN): Define. 442 (LZMA_PROB_IS_MATCH_OFFSET, LZMA_PROB_IS_REP_OFFSET): Define. 443 (LZMA_PROB_IS_REP0_OFFSET, LZMA_PROB_IS_REP1_OFFSET): Define. 444 (LZMA_PROB_IS_REP2_OFFSET): Define. 445 (LZMA_PROB_IS_REP0_LONG_OFFSET): Define. 446 (LZMA_PROB_DIST_SLOT_OFFSET): Define. 447 (LZMA_PROB_DIST_SPECIAL_OFFSET): Define. 448 (LZMA_PROB_DIST_ALIGN_OFFSET): Define. 449 (LZMA_PROB_MATCH_LEN_CHOICE_OFFSET): Define. 450 (LZMA_PROB_MATCH_LEN_CHOICE2_OFFSET): Define. 451 (LZMA_PROB_MATCH_LEN_LOW_OFFSET): Define. 452 (LZMA_PROB_MATCH_LEN_MID_OFFSET): Define. 453 (LZMA_PROB_MATCH_LEN_HIGH_OFFSET): Define. 454 (LZMA_PROB_REP_LEN_CHOICE_OFFSET): Define. 455 (LZMA_PROB_REP_LEN_CHOICE2_OFFSET): Define. 456 (LZMA_PROB_REP_LEN_LOW_OFFSET): Define. 457 (LZMA_PROB_REP_LEN_MID_OFFSET): Define. 458 (LZMA_PROB_REP_LEN_HIGH_OFFSET): Define. 459 (LZMA_PROB_LITERAL_OFFSET): Define. 460 (LZMA_PROB_TOTAL_COUNT): Define. 461 (LZMA_IS_MATCH, LZMA_IS_REP, LZMA_IS_REP0): Define. 462 (LZMA_IS_REP1, LZMA_IS_REP2, LZMA_IS_REP0_LONG): Define. 463 (LZMA_DIST_SLOT, LZMA_DIST_SPECIAL, LZMA_DIST_ALIGN): Define. 464 (LZMA_MATCH_LEN_CHOICE, LZMA_MATCH_LEN_CHOICE2): Define. 465 (LZMA_MATCH_LEN_LOW, LZMA_MATCH_LEN_MID): Define. 466 (LZMA_MATCH_LEN_HIGH, LZMA_REP_LEN_CHOICE): Define. 467 (LZMA_REP_LEN_CHOICE2, LZMA_REP_LEN_LOW): Define. 468 (LZMA_REP_LEN_MID, LZMA_REP_LEN_HIGH, LZMA_LITERAL): Define. 469 (elf_lzma_varint): New static function. 470 (elf_lzma_range_normalize): New static function. 471 (elf_lzma_bit, elf_lzma_integer): New static functions. 472 (elf_lzma_reverse_integer): New static function. 473 (elf_lzma_len, elf_uncompress_lzma_block): New static functions. 474 (elf_uncompress_lzma): New static function. 475 (backtrace_uncompress_lzma): New function. 476 (elf_add): Add memory and memory_size parameters. Change all 477 callers. Look for .gnu_debugdata section, and, if found, 478 decompress it and use it for symbols and debug info. Permit the 479 descriptor parameter to be -1. 480 * internal.h (backtrace_uncompress_lzma): Declare. 481 * mtest.c: New file. 482 * xztest.c: New file. 483 * configure.ac: Check for nm, xz, and comm programs. Check for 484 liblzma library. 485 (HAVE_MINIDEBUG): Define. 486 * Makefile.am (mtest_SOURCES): Define. 487 (mtest_CFLAGS, mtest_LDADD): Define. 488 (TESTS): Add mtest_minidebug if HAVE_MINIDEBUG. 489 (%_minidebug): New pattern rule, if HAVE_MINIDEBUG. 490 (xztest_SOURCES, xztest_CFLAGS, xztest_LDADD): Define. 491 (xztest_alloc_SOURCES, xztest_alloc_CFLAGS): Define 492 (xztest_alloc_LDADD): Define. 493 (BUILDTESTS): Add mtest, xztest, xztest_alloc. 494 (CLEANFILES): Add files created by minidebug pattern. 495 (btest.lo): Correct INCDIR reference. 496 (mtest.lo, xztest.lo, ztest.lo): New targets. 497 * configure: Regenerate. 498 * config.h.in: Regenerate. 499 * Makefile.in: Regenerate. 500 501 2020-09-09 Ian Lance Taylor <iant (a] golang.org> 502 503 * pecoff.c (coff_initialize_syminfo): Add is_64 parameter. 504 (coff_add): Determine and pass is_64. 505 506 2020-09-09 Ian Lance Taylor <iant (a] golang.org> 507 508 PR libbacktrace/96973 509 * fileline.c (macho_get_executable_path): New static function. 510 (fileline_initialize): Call macho_get_executable_path. 511 512 2020-09-09 Ian Lance Taylor <iant (a] golang.org> 513 514 * dwarf.c (function_addrs_search): Compare against the next entry 515 low address, not the high address. 516 (unit_addrs_search): Likewise. 517 (build_address_map): Add a trailing unit_addrs. 518 (read_function_entry): Add a trailing function_addrs. 519 (read_function_info): Likewise. 520 (report_inlined_functions): Search backward for function_addrs 521 match. 522 (dwarf_lookup_pc): Search backward for unit_addrs and 523 function_addrs matches. 524 525 2020-09-08 Ian Lance Taylor <iant (a] golang.org> 526 527 * simple.c (simple_unwind): Correct comment spelling. 528 529 2020-09-08 Ian Lance Taylor <iant (a] golang.org> 530 531 * macho.c (macho_add_dsym): Make space for '/' in dsym. Use 532 correct length when freeing diralc. 533 534 2020-09-08 Ian Lance Taylor <iant (a] golang.org> 535 536 PR libbacktrace/96973 537 * macho.c (macho_add_fat): Correctly swap 32-bit file offset. 538 539 2020-09-08 Ian Lance Taylor <iant (a] golang.org> 540 541 PR libbacktrace/96971 542 * filetype.awk: Only match magic number at start of line. 543 544 2020-08-24 Ian Lance Taylor <iant (a] golang.org> 545 546 * macho.c (MACH_O_MH_MAGIC_FAT_64): Define. 547 (MACH_O_MH_CIGAM_FAT_64): Define. 548 (struct macho_fat_arch_64): Define. 549 (macho_add_fat): Add and use is_64 parameter. 550 (macho_add): Recognize 64-bit fat files. 551 552 2020-07-30 H.J. Lu <hjl.tools (a] gmail.com> 553 554 PR bootstrap/96202 555 * configure: Regenerated. 556 557 2020-07-08 Ian Lance Taylor <iant (a] golang.org> 558 559 * configure.ac: Test linker support for DWARF5 560 * configure: Regenerate 561 562 2020-05-29 H.J. Lu <hjl.tools (a] gmail.com> 563 564 PR bootstrap/95413 565 * configure: Regenerated. 566 567 2020-05-15 H.J. Lu <hongjiu.lu (a] intel.com> 568 569 PR bootstrap/95147 570 * configure: Regenerated. 571 572 2020-05-14 H.J. Lu <hongjiu.lu (a] intel.com> 573 574 * configure: Regenerated. 575 576 2020-05-13 Ian Lance Taylor <iant (a] golang.org> 577 578 * ztest.c (test_large): Mark state ATTRIBUTE_UNUSED. 579 580 2020-05-13 Ian Lance Taylor <iant (a] golang.org> 581 582 PR go/95061 583 * posix.c (backtrace_open): Treat EACCESS like ENOENT. 584 585 2020-05-12 H.J. Lu <hongjiu.lu (a] intel.com> 586 587 * Makefile.am (AM_CFLAGS): Add $(CET_HOST_FLAGS). 588 * configure.ac: Add GCC_CET_HOST_FLAGS(CET_HOST_FLAGS) and 589 AC_SUBST(CET_HOST_FLAGS). Clear CET_HOST_FLAGS if jit isn't 590 enabled. 591 * Makefile.in: Regenerated. 592 * configure: Likewise. 593 594 2020-05-11 Ian Lance Taylor <iant (a] golang.org> 595 596 PR libbacktrace/95012 597 * configure.ac: Check for getpagesize declaration. 598 * mmap.c: Declare getpagesize if necessary. 599 * mmapio.c: Likewise. 600 * configure: Regenerate. 601 * config.h.in: Regenerate. 602 * Makefile.in: Regenerate. 603 604 2020-05-09 Roland McGrath <mcgrathr (a] google.com> 605 606 * elf.c (elf_add): Bail early if there are no section headers at all. 607 608 2020-05-09 Ian Lance Taylor <iant (a] golang.org> 609 610 * elf.c (elf_add): Don't free strtab if an error occurs after 611 recording symbol information. 612 613 2020-05-09 Ian Lance Taylor <iant (a] golang.org> 614 615 PR libbacktrace/88745 616 * macho.c: New file. 617 * filetype.awk: Recognize Mach-O files. 618 * Makefile.am (FORMAT_FILES): Add macho.c. 619 (check_DATA): New variable. Set to .dSYM if HAVE_DSYMUTIL. 620 (%.dSYM): New pattern target. 621 (test_macho_SOURCES, test_macho_CFLAGS): New targets. 622 (test_macho_LDADD): New target. 623 (BUILDTESTS): Add test_macho. 624 (macho.lo): Add dependencies. 625 * configure.ac: Recognize macho file type. Check for 626 mach-o/dyld.h. Don't try to run objcopy if we don't find it. 627 Look for dsymutil and define a HAVE_DSYMUTIL conditional. 628 * Makefile.in: Regenerate. 629 * configure: Regenerate. 630 * config.h.in: Regenerate. 631 632 2020-05-09 Ian Lance Taylor <iant (a] golang.org> 633 634 * read.c (backtrace_get_view): Support short read. 635 636 2020-05-09 Ian Lance Taylor <iant (a] golang.org> 637 638 * elf.c (elf_add): If debug sections are very large or far apart, 639 read them individually rather than as a single view. 640 641 2020-05-08 Ian Lance Taylor <iant (a] golang.org> 642 643 * fileline.c (sysctl_exec_name): New static function. 644 (sysctl_exec_name1): New macro or static function. 645 (sysctl_exec_name2): Likewise. 646 (fileline_initialize): Try sysctl_exec_name[12]. 647 * configure.ac: Check for sysctl args to fetch executable name. 648 * configure: Regenerate. 649 * config.h.in: Regenerate. 650 651 2020-02-15 Ian Lance Taylor <iant (a] golang.org> 652 653 * ztest.c (test_large): Update file to current libgo test file. 654 655 2020-02-03 Ian Lance Taylor <iant (a] golang.org> 656 657 * Makefile.am (libbacktrace_TEST_CFLAGS): Define. 658 (test_elf32_CFLAGS): Use $(libbacktrace_test_CFLAGS). 659 (test_elf_64_CFLAGS, test_xcoff_32_CFLAGS): Likewise. 660 (test_xcoff_64_CFLAGS, test_pecoff_CFLAGS): Likewise. 661 (test_unknown_CFLAGS, unittest_CFLAGS): Likewise. 662 (unittest_alloc_CFLAGS, allocfail_CFLAGS): Likewise. 663 (b2test_CFLAGS, b3test_CFLAGS, btest_CFLAGS): Likewise. 664 (btest_lto_CFLAGS, btest_alloc_CFLAGS, stest_CFLAGS): Likewise. 665 (stest_alloc_CFLAGS): Likewise. 666 * Makefile.in: Regenerate. 667 * ztest.c (error_callback_compress): Mark vdata unused. 668 (test_large): Add casts to avoid warnings. 669 670 2020-01-01 Jakub Jelinek <jakub (a] redhat.com> 671 672 Update copyright years. 673 674 2019-12-13 Ian Lance Taylor <iant (a] golang.org> 675 676 Add DWARF 5 support. 677 * dwarf.c (struct attr): Add val field. 678 (enum attr_val_encoding): Add ATTR_VAL_ADDDRESS_INDEX, 679 ATTR_VAL_STRING_INDEX, ATTR_VAL_RNGLISTS_INDEX. 680 (struct line_header): Add addrsize field. 681 (struct line_header_format): Define. 682 (struct unit): Add str_offsets_base, addr_base, and rnglists_base 683 fields. 684 (read_uint24): New static function. 685 (read_attribute): Add implicit_val parameter. Replace dwarf_str 686 and dwarf_str_size parameters with dwarf_sections parameter. Add 687 support for new DWARF 5 forms. Change all callers. 688 (resolve_string): New static function. 689 (resolve_addr_index): Likewise. 690 (read_abbrevs): Support DW_FORM_implicit_const. 691 (struct pcrange): Add lowpc_is_addr_index, highpc_is_addr_Index, 692 and ranges_is_index fields. 693 (update_pcrange): Support DWARF 5 encodings. 694 (add_high_low_range): New static function, split out of 695 add_ranges. 696 (add_ranges_from_ranges): Likewise. 697 (add_ranges_from_rnglists): New static function. 698 (add_ranges): Just call new helper functions. 699 (find_address_ranges): Use resolve_string for strings, after 700 reading all attributes. Handle new DWARF 5 attributes. 701 (build_address_map): Support DWARF 5 compilation units. 702 (read_v2_paths): New static function, split out of 703 read_line_header. 704 (read_lnct): New static function. 705 (read_line_header_format_entries): Likewise. 706 (read_line_header): Add ddata parameter. Support DWARF 5 line 707 headers. Call new helper functions. Change all callers. 708 (read_line_program): Use addrsize from line program header. Don't 709 special case directory index 0 for DWARF 5. 710 (read_referenced_name): Use resolve_string. 711 (read_function_entry): Handle DWARF 5 encodings. Use 712 resolve_string. 713 * internal.h (enum dwarf_section): Add DEBUG_ADDR, 714 DEBUG_STR_OFFSETS, DEBUG_LINE_STR, DEBUG_RNGLISTS. 715 * elf.c (dwarf_section_names): Add new section names. 716 * pecoff.c (dwarf_section_names): Likewise. 717 * xcoff.c (xcoff_add): Clear dwarf_sections before setting 718 fields. 719 * configure.ac: Define HAVE_DWARF5 automake conditional. 720 * Makefile.am (dwarf5_SOURCES): New variable if HAVE_DWARF5. 721 (dwarf5_CFLAGS, dwarf5_LDADD): Likewise. 722 (dwarf5_alloc_SOURCES, dwarf5_alloc_CFLAGS): Likewise. 723 (dwarf5_alloc_LDADD): Likewise. 724 (BUILDTESTS): Add dwarf5 tests if HAVE_DWARF5. 725 (CLEANFILES, clean-local): Define. 726 727 2019-12-08 Ian Lance Taylor <iant (a] golang.org> 728 729 * dwarf.c (struct pcrange): Define. 730 (update_pcrange, add_ranges): New static functions. 731 (add_unit_addr): Change signature to work with add_ranges. Don't 732 add base_address here. 733 (add_unit_ranges): Remove. 734 (find_address_ranges): Replace str/ranges parameters with 735 dwarf_sections. Use update_pcrange and add_ranges. Change all 736 callers. 737 (add_function_range): Change signature to work with add_ranges. 738 Don't add base_address here. 739 (add_function_ranges): Remove. 740 (read_function_entry): Use update_pcrange and add_ranges. 741 742 2019-12-04 Ian Lance Taylor <iant (a] golang.org> 743 744 * edtest.c (test1): Add noclone attribute. 745 746 2019-12-04 Ian Lance Taylor <iant (a] golang.org> 747 748 * internal.h (enum dwarf_section): Define. 749 (struct dwarf_sections): Define. 750 (backtrace_dwarf_add): Update declaration to replace specific 751 section parameters with dwarf_sections parameter. 752 * dwarf.c (struct dwarf_data): Replace specific section fields 753 with dwarf_sections field. 754 (read_attribute): Use dwarf_sections with altlink. 755 (build_address_map): Replace specific section parameters with 756 dwarf_sections parameter. Change all callers. 757 (read_line_info): Use dwarf_sections with ddata. 758 (read_referenced_name): Likewise. 759 (add_function_ranges): Likewise. 760 (read_function_entry): Likewise. 761 (read_function_info): Likewise. 762 (build_dwarf_data): Replace specific section parameters with 763 dwarf_sections parameter. Change all callers. 764 (backtrace_dwarf_add): Likewise. 765 * elf.c (enum debug_section): Remove. 766 (dwarf_section_names): Remove .zdebug names. 767 (elf_add): Track zsections separately. Build dwarf_sections. 768 * pecoff.c (enum debug_section): Remove. 769 (struct debug_section_info): Remove data field. 770 (coff_add): Build dwarf_sections. 771 * xcoff.c (enum dwarf_section): Remove. Replace DWSECT_xxx 772 references with DEBUG_xxx references. 773 (xcoff_add): Build dwarf_sections. 774 775 2019-09-27 Maciej W. Rozycki <macro (a] wdc.com> 776 777 * configure: Regenerate. 778 779 2019-09-26 Ian Lance Taylor <iant (a] golang.org> 780 781 PR libbacktrace/91908 782 * pecoff.c (backtrace_initialize): Explicitly cast unchecked 783 __sync_bool_compare_and_swap to void. 784 * xcoff.c (backtrace_initialize): Likewise. 785 786 2019-09-03 Ulrich Weigand <uweigand (a] de.ibm.com> 787 788 * configure.ac: Remove references to spu. 789 * configure: Regenerate. 790 791 2019-05-24 Clement Chigot <clement.chigot (a] atos.net> 792 793 * Makefile.am (BUILDTESTS): Remove test_elf, add test_elf_32 and 794 test_elf_64. 795 * Makefile.in: Regenerate. 796 797 2019-05-14 Rainer Orth <ro (a] CeBiTec.Uni-Bielefeld.DE> 798 799 * configure.ac (have_dl_iterate_phdr): Remove *-*-solaris2.10* 800 handling. 801 * configure: Regenerate. 802 803 2019-03-11 Ian Lance Taylor <iant (a] golang.org> 804 805 PR libbacktrace/89669 806 * Makefile.am (BUILDTESTS): Only add ztest and ztest_alloc if 807 HAVE_ELF. 808 * Makefile.in: Regenerate. 809 810 2019-02-26 Tom de Vries <tdevries (a] suse.de> 811 812 * btest.c (test5): Allow global.* as minimal symbol name for global. 813 814 2019-02-26 Tom de Vries <tdevries (a] suse.de> 815 816 * Makefile.am (TESTS): Only add b3test_dwz_buildid if HAVE_DWZ. 817 * Makefile.in: Regenerate. 818 819 2019-02-12 Tom de Vries <tdevries (a] suse.de> 820 821 PR libbacktrace/81983 822 * dwarf.c (dwarf_lookup_pc): Don't call bsearch if nmemb == 0. 823 824 2019-02-10 Tom de Vries <tdevries (a] suse.de> 825 826 * Makefile.am (BUILDTESTS): Add btest_lto. 827 * Makefile.in: Regenerate. 828 * btest.c (test1, f2, f3, test3, f22, f23): Declare with 829 __attribute__((noclone)). 830 831 2019-02-08 Tom de Vries <tdevries (a] suse.de> 832 833 * backtrace.c (backtrace_full): Declare with __attribute__((noinline)). 834 * print.c (backtrace_print): Same. 835 * simple.c (backtrace_simple): Same. 836 837 2019-02-08 Tom de Vries <tdevries (a] suse.de> 838 839 PR libbacktrace/78063 840 * dwarf.c (build_address_map): Keep all parsed units. 841 (read_referenced_name_from_attr): Handle DW_FORM_ref_addr. 842 843 2019-01-31 Tom de Vries <tdevries (a] suse.de> 844 845 PR libbacktrace/89136 846 * elf.c (elf_add): Read build-id if with_buildid_data. Fix 847 'debugaltlink_name_len =+ 1'. 848 849 2019-01-29 Tom de Vries <tdevries (a] suse.de> 850 851 * install-debuginfo-for-buildid.sh.in: New script. 852 * Makefile.am (check_PROGRAMS): Add b2test and b3test. 853 (TESTS): Add b2test_buildid and b3test_dwz_buildid. 854 * Makefile.in: Regenerate. 855 * configure.ac (HAVE_ELF): Set with AM_CONDITIONAL. 856 (READELF): Set with AC_CHECK_PROG. 857 (install-debuginfo-for-buildid.sh): Generate with AC_CONFIG_FILES. 858 * configure: Regenerate. 859 * elf.c (SYSTEM_BUILD_ID_DIR): Factor out of ... 860 (elf_open_debugfile_by_buildid): ... here. 861 862 2019-01-29 Tom de Vries <tdevries (a] suse.de> 863 864 * Makefile.am: Replace check_PROGRAMS with BUILDTESTS, except for 865 allocfail. 866 (TESTS): Don't add check_PROGRAMS. Add BUILDTESTS. 867 (check_PROGRAMS): Add BUILDTESTS. 868 * Makefile.in: Regenerate. 869 870 2019-01-28 Tom de Vries <tdevries (a] suse.de> 871 872 * Makefile.am (xcoff_%.c): Generate sed result into temporary file. 873 Use $< to access prerequisite. 874 * Makefile.in: Regenerate. 875 876 2019-01-25 Nathan Sidwell <nathan (a] acm.org> 877 878 * elf.c (elf_add): Pass "" filename to recursive call with 879 separated debug. 880 881 2019-01-25 Tom de Vries <tdevries (a] suse.de> 882 883 * elf.c (elf_add): When handling .gnu_debugaltlink, call elf_add with 884 filename == "". 885 * Makefile.am (TESTS): Add btest_dwz_gnudebuglink. 886 * Makefile.in: Regenerate. 887 888 2019-01-25 Tom de Vries <tdevries (a] suse.de> 889 890 * Makefile.am: Rewrite dtest rule into "%_gnudebuglink" pattern rule. 891 (TESTS): Rename dtest to btest_gnudebuglink. 892 * Makefile.in: Regenerate. 893 894 2019-01-23 Tom de Vries <tdevries (a] suse.de> 895 896 * dwarf.c (struct unit): Use size_t for low_offset/high_offset fields. 897 (units_search, find_unit): Use size_t for offset. 898 (build_address_map): Use size_t for unit_offset. 899 900 2019-01-20 Gerald Pfeifer <gerald (a] pfeifer.com> 901 902 * allocfail.c (main): Increase portability of printf statement. 903 904 2019-01-18 Ian Lance Taylor <iant (a] golang.org> 905 906 PR libbacktrace/88890 907 * mmapio.c (backtrace_get_view): Change size parameter to 908 uint64_t. Check that value fits in size_t. 909 * read.c (backtrace_get_view): Likewise. 910 * internal.h (backtrace_get_view): Update declaration. 911 * elf.c (elf_add): Pass shstrhdr->sh_size to backtrace_get_view. 912 913 2019-01-17 Tom de Vries <tdevries (a] suse.de> 914 915 PR libbacktrace/82857 916 * configure.ac (DWZ): Set with AC_CHECK_PROG. 917 (HAVE_DWZ): Set with AM_CONDITIONAL. 918 * configure: Regenerate. 919 * Makefile.am (TESTS): Add btest_dwz. 920 * Makefile.in: Regenerate. 921 922 2019-01-17 Tom de Vries <tdevries (a] suse.de> 923 924 PR libbacktrace/82857 925 * dwarf.c (enum attr_val_encoding): Add ATTR_VAL_REF_ALT_INFO. 926 (read_attribute): Handle DW_FORM_GNU_ref_alt using 927 ATTR_VAL_REF_ALT_INFO. 928 (read_referenced_name_from_attr): Handle DW_FORM_GNU_ref_alt. 929 930 2019-01-17 Tom de Vries <tdevries (a] suse.de> 931 932 * dwarf.c (struct unit): Add low_offset and high_offset fields. 933 (struct unit_vector): New type. 934 (struct dwarf_data): Add units and units_counts fields. 935 (find_unit): New function. 936 (find_address_ranges): Add and handle unit_tag parameter. 937 (build_address_map): Add and handle units_vec parameter. 938 (build_dwarf_data): Pass units_vec to build_address_map. Store resulting 939 units vector. 940 941 2019-01-17 Tom de Vries <tdevries (a] suse.de> 942 943 PR libbacktrace/82857 944 * dwarf.c (read_attribute): Handle DW_FORM_GNU_strp_alt 945 using altlink. 946 947 2019-01-17 Tom de Vries <tdevries (a] suse.de> 948 949 * dwarf.c (enum attr_val_encoding): Add ATTR_VAL_NONE. 950 (read_attribute): Add altlink parameter. Handle missing altlink for 951 DW_FORM_GNU_strp_alt and DW_FORM_GNU_ref_alt. 952 (find_address_ranges, build_address_map, build_dwarf_data): Add and 953 handle altlink parameter. 954 (read_referenced_name, read_function_entry): Add argument to 955 read_attribute call. 956 957 2019-01-17 Tom de Vries <tdevries (a] suse.de> 958 959 * dwarf.c (struct dwarf_data): Add altlink field. 960 (backtrace_dwarf_add): Add and handle fileline_altlink parameter. 961 * elf.c (elf_add): Add argument to backtrace_dwarf_add call. 962 (phdr_callback, backtrace_initialize): Add argument to elf_add calls. 963 * internal.h (backtrace_dwarf_add): Add fileline_altlink parameter. 964 * pecoff.c (coff_add): Add argument to backtrace_dwarf_add call. 965 * xcoff.c (xcoff_add): Same. 966 967 2019-01-17 Tom de Vries <tdevries (a] suse.de> 968 969 * internal.h (backtrace_dwarf_add): Add fileline_entry parameter. 970 * dwarf.c (backtrace_dwarf_add): Add and handle fileline_entry parameter. 971 * elf.c (elf_add): Add and handle fileline_entry parameter. Add 972 argument to backtrace_dwarf_add call. 973 (phdr_callback, backtrace_initialize): Add argument to elf_add calls. 974 * pecoff.c (coff_add): Add argument to backtrace_dwarf_add call. 975 * xcoff.c (xcoff_add): Same. 976 977 2019-01-17 Tom de Vries <tdevries (a] suse.de> 978 979 * elf.c (elf_add): Add and handle with_buildid_data and 980 with_buildid_size parameters. Handle .gnu_debugaltlink section. 981 (phdr_callback, backtrace_initialize): Add arguments to elf_add calls. 982 983 2019-01-16 Tom de Vries <tdevries (a] suse.de> 984 985 * dwarf.c (read_referenced_name_from_attr): New function. Factor out 986 of ... 987 (read_referenced_name): ... here, and ... 988 (read_function_entry): ... here. 989 990 2019-01-16 Tom de Vries <tdevries (a] suse.de> 991 992 * dwarf.c (read_referenced_name): Don't allow DW_AT_name to override any 993 name. 994 (read_function_entry): Same. Don't allow name found via 995 DW_AT_abstract_origin or case DW_AT_specification to override linkage 996 name. 997 998 2019-01-09 Sandra Loosemore <sandra (a] codesourcery.com> 999 1000 PR other/16615 1001 1002 * backtrace.h: Mechanically replace "can not" with "cannot". 1003 1004 2019-01-01 Jakub Jelinek <jakub (a] redhat.com> 1005 1006 Update copyright years. 1007 1008 2018-12-29 Gerald Pfeifer <gerald (a] pfeifer.com> 1009 1010 * Makefile.am (xcoff_%.c): Use an actual newline instead of \n 1011 in sed pattern. 1012 * Makefile.in: Regenerate. 1013 1014 2018-12-28 Tom de Vries <tdevries (a] suse.de> 1015 1016 * dwarf.c (build_address_map): Reuse unused units. 1017 1018 2018-12-28 Tom de Vries <tdevries (a] suse.de> 1019 1020 * dwarf.c (build_address_map): Simplify by removing local variable 1021 abbrevs. 1022 1023 2018-12-28 Ian Lance Taylor <iant (a] golang.org> 1024 Tom de Vries <tdevries (a] suse.de> 1025 1026 PR libbacktrace/88063 1027 * dwarf.c (free_unit_addrs_vector): Remove. 1028 (build_address_map): Keep track of allocated units in vector. Free 1029 allocated units and corresponding abbrevs upon failure. Remove now 1030 redundant call to free_unit_addrs_vector. Free addrs vector upon 1031 failure. Free allocated unit vector. 1032 1033 2018-12-28 Tom de Vries <tdevries (a] suse.de> 1034 1035 * dwarf.c (build_address_map): Free addrs vector upon failure. 1036 1037 2018-12-14 Tom de Vries <tdevries (a] suse.de> 1038 1039 PR testsuite/88491 1040 * allocfail.sh: Remove "set -o pipefail". 1041 1042 2018-12-12 Tom de Vries <tdevries (a] suse.de> 1043 1044 * Makefile.am (TESTS): Add allocfail.sh. 1045 (check_PROGRAMS): Add allocfail. 1046 * Makefile.in: Regenerate. 1047 * instrumented_alloc.c: New file. Redefine malloc and realloc. 1048 Include alloc.c. 1049 * allocfail.c: New file. 1050 * allocfail.sh: New file. 1051 1052 2018-11-30 Tom de Vries <tdevries (a] suse.de> 1053 1054 * Makefile.am (check_PROGRAMS): Add test_elf, test_xcoff_32, 1055 test_xcoff_64, test_pecoff and test_unknown. 1056 * Makefile.in: Regenerate. 1057 * test_format.c: New file. 1058 1059 2018-11-30 Tom de Vries <tdevries (a] suse.de> 1060 1061 * Makefile.am : Add _with_alloc version for each test in 1062 check_PROGRAMS. 1063 * Makefile.in: Regenerate. 1064 1065 2018-11-30 Tom de Vries <tdevries (a] suse.de> 1066 1067 * internal.h (backtrace_vector_free): New static inline fuction, 1068 factored out of ... 1069 * dwarf.c (read_line_info): ... here. 1070 1071 2018-11-28 Tom de Vries <tdevries (a] suse.de> 1072 1073 * dwarf.c (read_abbrevs): Fix handling of abbrevs->abbrevs allocation 1074 failure. 1075 1076 2018-11-27 Tom de Vries <tdevries (a] suse.de> 1077 1078 * mmap.c (backtrace_vector_release): Same. 1079 * unittest.c (test1): Add check. 1080 1081 2018-11-27 Tom de Vries <tdevries (a] suse.de> 1082 1083 * alloc.c (backtrace_vector_release): Handle vec->size == 0 using free 1084 instead of realloc. 1085 * Makefile.am (check_PROGRAMS): Add unittest. 1086 * Makefile.in: Regenerate. 1087 * unittest.c: New file. 1088 1089 2018-11-22 Tom de Vries <tdevries (a] suse.de> 1090 1091 * dwarf.c (read_initial_length): Factor out of ... 1092 (build_address_map, read_line_info): ... here. 1093 1094 2018-11-21 Tom de Vries <tdevries (a] suse.de> 1095 1096 * dwarf.c (read_string): Factor out of ... 1097 (read_attribute, read_line_header, read_line_program): ... here. 1098 1099 2018-10-31 Joseph Myers <joseph (a] codesourcery.com> 1100 1101 PR bootstrap/82856 1102 * Makefile.am: Include multilib.am. 1103 * configure.ac: Remove AC_PREREQ. Use AC_LANG_SOURCE. 1104 * Makefile.in, aclocal.m4, config.h.in, configure: Regenerate. 1105 1106 2018-10-05 Ian Lance Taylor <iant (a] golang.org> 1107 1108 PR libbacktrace/87529 1109 * backtrace.h: Document that backtrace_create_state should be 1110 called only once. 1111 1112 2018-08-05 Iain Buclaw <ibuclaw (a] gdcproject.org> 1113 1114 * configure.ac: Move define of HAVE_ZLIB into check for -lz. 1115 * Makefile.in: Regenerate. 1116 * config.h.in: Likewise. 1117 * configure: Likewise. 1118 1119 2018-08-01 Tony Reix <tony.reix (a] atos.net> 1120 1121 * xcoff.c (struct xcoff_line, struct xcoff_line_vector): Remove. 1122 (struct xcoff_func, struct xcoff_func_vector): New structs. 1123 (xcoff_syminfo): Drop leading dot from symbol name. 1124 (xcoff_line_compare, xcoff_line_search): Remove. 1125 (xcoff_func_compare, xcoff_func_search): New static functions. 1126 (xcoff_lookup_pc): Search function table. 1127 (xcoff_add_line, xcoff_process_linenos): Remove. 1128 (xcoff_initialize_fileline): Build function table. 1129 1130 2018-06-21 Denis Khalikov <d.khalikov (a] partner.samsung.com> 1131 1132 PR other/86198 1133 * elf.c (elf_add): Increase ".note.gnu.build-id" section size 1134 checking up to 36 bytes. 1135 1136 2018-04-24 H.J. Lu <hongjiu.lu (a] intel.com> 1137 1138 * configure: Regenerated. 1139 1140 2018-04-19 Jakub Jelinek <jakub (a] redhat.com> 1141 1142 * configure: Regenerated. 1143 1144 2018-04-17 Ian Lance Taylor <iant (a] golang.org> 1145 1146 * backtrace.c: Revert last two changes. Don't call mmap 1147 directly. 1148 1149 2018-04-17 Ian Lance Taylor <iant (a] golang.org> 1150 1151 * backtrace.c: Include backtrace-supported.h before checking 1152 BACKTRACE_USES_MALLOC. 1153 1154 2018-04-17 Ian Lance Taylor <iant (a] golang.org> 1155 1156 * backtrace.c (backtrace_full): When testing whether we can 1157 allocate memory, call mmap directly, and munmap the memory. 1158 1159 2018-04-04 Jakub Jelinek <jakub (a] redhat.com> 1160 1161 PR other/85161 1162 * elf.c (elf_zlib_fetch): Fix up predefined macro names in test for 1163 big endian, only use 32-bit loads if endianity macros are predefined 1164 and indicate big or little endian. 1165 1166 2018-02-14 Igor Tsimbalist <igor.v.tsimbalist (a] intel.com> 1167 1168 PR target/84148 1169 * configure: Regenerate. 1170 1171 2018-02-15 Jakub Jelinek <jakub (a] redhat.com> 1172 1173 PR other/82368 1174 * elf.c (SHT_PROGBITS): Undefine and define. 1175 1176 2018-02-14 Jakub Jelinek <jakub (a] redhat.com> 1177 1178 PR other/82368 1179 * elf.c (EM_PPC64, EF_PPC64_ABI): Undefine and define. 1180 (struct elf_ppc64_opd_data): New type. 1181 (elf_initialize_syminfo): Add opd argument, handle symbols 1182 pointing into the PowerPC64 ELFv1 .opd section. 1183 (elf_add): Read .opd section on PowerPC64 ELFv1, pass pointer 1184 to structure with .opd data to elf_initialize_syminfo. 1185 1186 2018-01-31 Ian Lance Taylor <iant (a] golang.org> 1187 1188 * elf.c (elf_add): Close descriptor if we use a debugfile. 1189 * btest.c (check_open_files): New static function. 1190 (main): Call check_open_files. 1191 1192 2018-01-25 Ian Lance Taylor <iant (a] golang.org> 1193 1194 * elf.c (elf_open_debugfile_by_debuglink): Don't check CRC if the 1195 desired CRC is zero. 1196 (elf_add): Don't clear *found_sym and *found_dwarf if debuginfo. 1197 1198 2018-01-25 Ian Lance Taylor <iant (a] golang.org> 1199 1200 * pecoff.c (coff_add): Only release syms_view if it is valid. 1201 1202 2018-01-25 Ian Lance Taylor <iant (a] golang.org> 1203 1204 * pecoff.c (coff_add): Another memcpy -> coff_read4 fix. 1205 1206 2018-01-24 Ian Lance Taylor <iant (a] golang.org> 1207 1208 * pecoff.c (coff_add): Use coff_read4, not memcpy. 1209 1210 2018-01-24 Ian Lance Taylor <iant (a] golang.org> 1211 1212 PR other/68239 1213 * mmap.c (backtrace_free_locked): Don't put more than 16 entries 1214 on the free list. 1215 1216 2018-01-19 Tony Reix <tony.reix (a] atos.net> 1217 1218 * xcoff.c (xcoff_incl_compare): New function. 1219 (xcoff_incl_search): New function. 1220 (xcoff_process_linenos): Use bsearch to find include file. 1221 (xcoff_initialize_fileline): Sort include file information. 1222 1223 2018-01-16 Ian Lance Taylor <iant (a] golang.org> 1224 1225 * elf.c (codes) [GENERATE_FIXED_HUFFMAN_TABLE]: Fix size to be 1226 288. 1227 (main) [GENERATE_FIXED_HUFFMAN_TABLE]: Pass 288 to 1228 elf_zlib_inflate_table. Generate elf_zlib_default_dist_table. 1229 (elf_zlib_default_table): Update. 1230 (elf_zlib_default_dist_table): New static array. 1231 (elf_zlib_inflate): Use elf_zlib_default_dist_table for dist table 1232 for block type 1. 1233 * ztest.c (struct zlib_test): Add uncompressed_len. 1234 (tests): Initialize uncompressed_len field. Add new test case. 1235 (test_samples): Use uncompressed_len field. 1236 1237 2018-01-03 Jakub Jelinek <jakub (a] redhat.com> 1238 1239 Update copyright years. 1240 1241 2017-11-17 Igor Tsimbalist <igor.v.tsimbalist (a] intel.com> 1242 1243 * configure.ac: Add CET_FLAGS to EXTRA_FLAGS. 1244 * aclocal.m4: Regenerate. 1245 * Makefile.in: Likewise. 1246 * configure: Likewise. 1247 1248 2017-10-06 Ian Lance Taylor <iant (a] golang.org> 1249 1250 * ztest.c (test_large): Pass unsigned long *, not size_t *, to 1251 zlib uncompress function. 1252 1253 2017-10-05 Ian Lance Taylor <iant (a] golang.org> 1254 1255 * elf.c (elf_zlib_fetch): Change pval argument to uint64_t *. 1256 Read a four byte integer. 1257 (elf_zlib_inflate): Change val to uint64_t. Align pin to a 32-bit 1258 boundary before ever calling elf_zlib_fetch. 1259 * ztest.c (test_large): Simplify print statements a bit. 1260 1261 2017-10-02 Ian Lance Taylor <iant (a] golang.org> 1262 1263 * ztest.c: #include <errno.h>. 1264 (TEST_TIMING): Don't define, don't test. 1265 (xclock_gettime, xclockid_t): Define if !HAVE_CLOCK_GETTIME. 1266 (clockid_t, clock_gettime, CLOCK_REALTIME): Likewise. 1267 (ZLIB_CLOCK_GETTIME_ARG): Define. 1268 * configure.ac: Change clock_gettime_link to CLOCK_GETTIME_LINK. 1269 * Makefile.am: Likewise. 1270 * configure, Makefile.in: Rebuild. 1271 1272 2017-10-02 Thomas Schwinge <thomas (a] codesourcery.com> 1273 1274 PR other/67165 1275 * Makefile.am: Append the content of clock_gettime_link to 1276 ztest_LDADD. 1277 * configure.ac: Test for the case that clock_gettime is in librt. 1278 * Makefile.in: Regenerate. 1279 * configure: Likewise. 1280 1281 PR other/67165 1282 * configure.ac: Check for clock_gettime. 1283 * config.h.in: Regenerate. 1284 * configure: Likewise. 1285 * ztest.c (average_time, test_large): Conditionalize test timing 1286 on clock_gettime availability. 1287 1288 2017-09-29 Tony Reix <tony.reix (a] atos.net> 1289 1290 * xcoff.c: Initial support for DWARF debug sections in XCOFF. 1291 (STYP_DWARF, SSUBTYP_DW*): Define. 1292 (enum dwarf_section): Define. 1293 (struct dwsect_info): Define. 1294 (xcoff_add): Look for DWARF sections, pass them to 1295 backtrace_dwarf_add. 1296 1297 2017-09-28 Ian Lance Taylor <iant (a] golang.org> 1298 1299 PR other/67165 1300 * elf.c (__builtin_prefetch): Define if not __GNUC__. 1301 (unlikely): Define. 1302 (SHF_UNCOMPRESSED, ELFCOMPRESS_ZLIB): Define. 1303 (b_elf_chdr): Define type. 1304 (enum debug_section): Add ZDEBUG_xxx values. 1305 (debug_section_names): Add names for new sections. 1306 (struct debug_section_info): Add compressed field. 1307 (elf_zlib_failed, elf_zlib_fetch): New static functions. 1308 (HUFFMAN_TABLE_SIZE, HUFFMAN_VALUE_MASK): Define. 1309 (HUFFMAN_BITS_SHIFT, HUFFMAN_BITS_MASK): Define. 1310 (HUFFMAN_SECONDARY_SHIFT): Define. 1311 (ZDEBUG_TABLE_SIZE): Define. 1312 (ZDEBUG_TABLE_CODELEN_OFFSET, ZDEBUG_TABLE_WORK_OFFSET): Define. 1313 (final_next_secondary): New static variable if 1314 BACKTRACE_GENERATE_FIXED_HUFFMAN_TABLE. 1315 (elf_zlib_inflate_table): New static function. 1316 (BACKTRACE_GENERATE_FIXED_HUFFMAN_TABLE): If define, define main 1317 function to produce fixed Huffman table. 1318 (elf_zlib_default_table): New static variable. 1319 (elf_zlib_inflate): New static function. 1320 (elf_zlib_verify_checksum): Likewise. 1321 (elf_zlib_inflate_and_verify): Likewise. 1322 (elf_uncompress_zdebug): Likewise. 1323 (elf_uncompress_chdr): Likewise. 1324 (backtrace_uncompress_zdebug): New extern function. 1325 (elf_add): Look for .zdebug sections and SHF_COMPRESSED debug 1326 sections, and uncompress them. 1327 * internal.h (backtrace_compress_zdebug): Declare. 1328 * ztest.c: New file. 1329 * configure.ac: Check for -lz and check whether the linker 1330 supports --compress-debug-sections. 1331 * Makefile.am (ztest_SOURCES): New variable. 1332 (ztest_CFLAGS, ztest_LDADD): New variables. 1333 (check_PROGRAMS): Add ztest. 1334 (ctestg_SOURCES): New variable. 1335 (ctestg_CFLAGS, ctestg_LDFLAGS, ctestg_LDADD): New variables. 1336 (ctesta_SOURCES): New variable. 1337 (ctesta_CFLAGS, ctesta_LDFLAGS, ctesta_LDADD): New variables. 1338 (check_PROGRAMS): Add ctestg and ctesta. 1339 * configure, config.h.in, Makefile.in: Rebuild. 1340 1341 2017-09-22 Ian Lance Taylor <iant (a] golang.org> 1342 1343 PR sanitizer/77631 1344 * configure.ac: Check for lstat and readlink. 1345 * elf.c (lstat, readlink): Provide dummy versions if real versions 1346 are not available. 1347 * configure, config.h.in: Rebuild. 1348 1349 2017-09-21 Ian Lance Taylor <iant (a] google.com> 1350 1351 PR go/82284 1352 * elf.c (backtrace_initialize): Set pd.exe_filename. 1353 1354 2017-09-20 Ian Lance Taylor <iant (a] golang.org> 1355 Denis Khalikov <d.khalikov (a] partner.samsung.com> 1356 1357 PR sanitizer/77631 1358 Support for external debug info. 1359 * elf.c: Include <errno.h>, <sys/stat.h>, <unistd.h>. 1360 (S_ISLNK): Define if not defined. 1361 (xstrnlen): Define if strnlen is not available. 1362 (b_elf_note): Define type. 1363 (NT_GNU_BUILD_ID): Define macro. 1364 (elf_crc32, elf_crc32_file): New static functions. 1365 (elf_is_symlink, elf_readlink): New static functions. 1366 (elf_open_debugfile_by_buildid): New static function. 1367 (elf_try_debugfile): New static function. 1368 (elf_find_debugfile_by_debuglink): New static function. 1369 (elf_open_debugfile_by_debuglink): New static function. 1370 (elf_add): Add filename and debuginfo parameters. Adjust all 1371 callers. Look for external debug info notes, and try to fetch 1372 debug info from external file. 1373 (struct phdr_data): Add exe_filename field. 1374 (phdr_callback): Pass filename to elf_add. 1375 (backtrace_initialize): Add filename parameter. 1376 * internal.h (backtrace_initialize): Add filename parameter. 1377 * fileline.c (fileline_initialize): Pass filename to 1378 backtrace_initialize. 1379 * pecoff.c (fileline_initialize): Add unused filename parameter. 1380 * unknown.c (fileline_initialize): Likewise. 1381 * xcoff.c (fileline_initialize): Likewise. 1382 * configure.ac: Check for objcopy --add-gnu-debuglink. 1383 * Makefile.am (dtest): New test target. 1384 * configure, Makefile.in: Rebuild. 1385 1386 2017-09-12 Steve Ellcey <sellcey (a] cavium.com> 1387 1388 PR other/81096 1389 * Makefile.am (ttest_CFLAGS): Add $(AM_CFLAGS) 1390 * Makefile.in: Regenerate. 1391 1392 2017-09-12 Steve Ellcey <sellcey (a] cavium.com> 1393 1394 PR other/81096 1395 * libbacktrace/Makefile.in 1396 (HAVE_PTHREAD_TRUE@@NATIVE_TRUE@ttest_CFLAGS): Add $(AM_CFLAGS) 1397 1398 2017-08-02 David Edelsohn <dje.gcc (a] gmail.com> 1399 1400 PR bootstrap/81638 1401 * xcoff.c (xcoff_process_linenos): Initialize incl to NULL. 1402 1403 2017-07-28 Tony Reix <tony.reix (a] atos.net> 1404 1405 * xcoff.c: Don't leak a file descriptor if an archive is malformed. 1406 1407 2017-07-28 Rainer Orth <ro (a] CeBiTec.Uni-Bielefeld.DE> 1408 1409 * fileline.c (fileline_initialize): Print pid_t as long. 1410 1411 2017-07-26 Tony Reix <tony.reix (a] atos.net> 1412 1413 * configure.ac: Check for XCOFF32/XCOFF64. Check for loadquery. 1414 * filetype.awk: Separate AIX XCOFF32 and XCOFF64. 1415 * xcoff.c: Add support for AIX XCOFF32 and XCOFF64 formats. 1416 * configure, config.h.in: Regenerate. 1417 1418 2017-07-21 Tony Reix <tony.reix (a] atos.net> 1419 1420 * filetype.awk: Add AIX XCOFF type detection. 1421 * configure.ac: Recognize xcoff format. 1422 * Makefile.am (FORMAT_FILES): Add xcoff.c. 1423 * fileline.c: Include <unistd.h>. 1424 (fileline_initialize): Add case for AIX procfs. 1425 * xcoff.c: New file. 1426 * configure, Makefile.in: Rebuild. 1427 1428 2017-06-21 Richard Biener <rguenther (a] suse.de> 1429 1430 * configure.ac: Add AC_SYS_LARGEFILE. 1431 * config.h.in: Regenerate. 1432 * configure: Likewise. 1433 1434 2017-06-11 Ian Lance Taylor <iant (a] golang.org> 1435 1436 * elf.c (backtrace_initialize): Always set *fileline_fn. 1437 * ttest.c: New file. 1438 * btest.c: Move support functions into testlib.c. Change calls to 1439 check to pass file name. 1440 * testlib.c: New file, copied from (part of) btest.c. 1441 * testlib.h: New file, declarations for testlib.c. 1442 * edtest.c: Use testlib.h and testlib.c. 1443 * configure.ac: Test for -pthread, set HAVE_PTHREAD conditional. 1444 * Makefile.am (btest_SOURCES): Add testlib.c. 1445 (edtest_SOURCES): Likewise. 1446 (CHECK_PROGRAMS): Add ttest if HAVE_PTHREAD. 1447 (ttest_SOURCES, ttest_CFLAGS, ttest_LDADD): Define. 1448 * configure, Makefile.in: Rebuild. 1449 1450 2017-05-19 Than McIntosh <thanm (a] google.com> 1451 1452 * dwarf.c (free_line_header): Don't free dirs if dirs_count == 0. 1453 (read_line_header): Don't allocate dirs if dirs_count == 0. 1454 * edtest.c: New file. 1455 * edtest2.c: New file. 1456 * Makefile.am (edtest_SOURCES, edtest_LDADD): Define. 1457 (check_PROGRAMS): Add edtest. 1458 (edtest2_build.c, gen_edtest2_build): New targets. 1459 * Makefile.in: Rebuild. 1460 1461 2017-03-08 Sam Thursfield <sam.thursfield (a] codethink.co.uk> 1462 1463 * btest.c (test5): Replace #ifdef guard with 'unused' attribute 1464 to fix compile warning when BACKTRACE_SUPPORTED isn't defined. 1465 1466 2017-01-01 Jakub Jelinek <jakub (a] redhat.com> 1467 1468 Update copyright years. 1469 1470 2016-11-15 Matthias Klose <doko (a] ubuntu.com> 1471 1472 * configure: Regenerate. 1473 1474 2016-09-11 Carlos Liam <carlos (a] aarzee.me> 1475 1476 * all: Remove meaningless trailing whitespace. 1477 1478 2016-05-18 Uros Bizjak <ubizjak (a] gmail.com> 1479 1480 PR target/71161 1481 * elf.c (phdr_callback) [__i386__]: Add 1482 __attribute__((__force_align_arg_pointer__)). 1483 1484 2016-03-02 Maxim Ostapenko <m.ostapenko (a] partner.samsung.com> 1485 1486 * elf.c (backtrace_initialize): Properly initialize elf_fileline_fn to 1487 avoid possible crash. 1488 (elf_add): Don't set *fileline_fn to elf_nodebug value in case of 1489 missing debug info anymore. 1490 1491 2016-02-06 John David Anglin <danglin (a] gcc.gnu.org> 1492 1493 * mmap.c (MAP_FAILED): Define if not defined. 1494 1495 2016-01-04 Jakub Jelinek <jakub (a] redhat.com> 1496 1497 Update copyright years. 1498 1499 2015-12-18 Andris Pavenis <andris.pavenis (a] iki.fi> 1500 1501 * configure.ac: Specify that DJGPP do not have mmap 1502 even when sys/mman.h exists. 1503 * configure: Regenerate 1504 1505 2015-12-09 John David Anglin <danglin (a] gcc.gnu.org> 1506 1507 PR libgfortran/68115 1508 * configure.ac: Set libbacktrace_cv_sys_sync to no on hppa*-*-hpux*. 1509 * configure: Regenerate. 1510 * elf.c (backtrace_initialize): Cast __sync_bool_compare_and_swap call 1511 to void. 1512 1513 2015-09-17 Ian Lance Taylor <iant (a] google.com> 1514 1515 * posix.c (backtrace_open): Cast second argument of open() to int. 1516 1517 2015-09-11 Ian Lance Taylor <iant (a] google.com> 1518 1519 * Makefile.am (backtrace.lo): Depend on internal.h. 1520 (sort.lo, stest.lo): Add explicit dependencies. 1521 * Makefile.in: Rebuild. 1522 1523 2015-09-09 Hans-Peter Nilsson <hp (a] axis.com> 1524 1525 * backtrace.c: #include <sys/types.h>. 1526 1527 2015-09-08 Ian Lance Taylor <iant (a] google.com> 1528 1529 PR other/67457 1530 * backtrace.c: #include "internal.h". 1531 (struct backtrace_data): Add can_alloc field. 1532 (unwind): If can_alloc is false, don't try to get file/line 1533 information. 1534 (backtrace_full): Set can_alloc field in bdata. 1535 * alloc.c (backtrace_alloc): Don't call error_callback if it is 1536 NULL. 1537 * mmap.c (backtrace_alloc): Likewise. 1538 * internal.h: Update comments for backtrace_alloc and 1539 backtrace_free. 1540 1541 2015-09-08 Ian Lance Taylor <iant (a] google.com> 1542 1543 PR other/67457 1544 * mmap.c (backtrace_alloc): Correct test for mmap failure. 1545 1546 2015-08-31 Ulrich Weigand <Ulrich.Weigand (a] de.ibm.com> 1547 1548 * configure.ac: For spu-*-* targets, set have_fcntl to no. 1549 * configure: Regenerate. 1550 1551 2015-08-27 Ulrich Weigand <Ulrich.Weigand (a] de.ibm.com> 1552 1553 * configure.ac: Remove [disable-shared] argument to LT_INIT. 1554 Remove setting PIC_FLAG when building as target library. 1555 * configure: Regenerate. 1556 1557 2015-08-26 Hans-Peter Nilsson <hp (a] axis.com> 1558 1559 * configure.ac: Only compile with -fPIC if the target 1560 supports it. 1561 * configure: Regenerate. 1562 1563 2015-08-24 Ulrich Weigand <Ulrich.Weigand (a] de.ibm.com> 1564 1565 * configure.ac: Set have_mmap to no on spu-*-* targets. 1566 * configure: Regenerate. 1567 1568 2015-08-13 Ian Lance Taylor <iant (a] google.com> 1569 1570 * dwarf.c (read_function_entry): Add vec_inlined parameter. 1571 Change all callers. 1572 1573 2015-06-11 Martin Sebor <msebor (a] redhat.com> 1574 1575 PR sanitizer/65479 1576 * dwarf.c (struct line): Add new field idx. 1577 (line_compare): Use it. 1578 (add_line): Set it. 1579 (read_line_info): Reset it. 1580 1581 2015-05-29 Tristan Gingold <gingold (a] adacore.com> 1582 1583 * pecoff.c: New file. 1584 * Makefile.am (FORMAT_FILES): Add pecoff.c and dependencies. 1585 * Makefile.in: Regenerate. 1586 * filetype.awk: Detect pecoff. 1587 * configure.ac: Define BACKTRACE_SUPPORTS_DATA on elf platforms. 1588 Add pecoff. 1589 * btest.c (test5): Test enabled only if BACKTRACE_SUPPORTS_DATA is 1590 true. 1591 * backtrace-supported.h.in (BACKTRACE_SUPPORTS_DATA): Define. 1592 * configure: Regenerate. 1593 * pecoff.c: New file. 1594 1595 2015-05-13 Michael Haubenwallner <michael.haubenwallner (a] ssi-schaefer.com> 1596 1597 * Makefile.in: Regenerated with automake-1.11.6. 1598 * aclocal.m4: Likewise. 1599 * configure: Likewise. 1600 1601 2015-01-24 Matthias Klose <doko (a] ubuntu.com> 1602 1603 * configure.ac: Move AM_ENABLE_MULTILIB before AC_PROG_CC. 1604 * configure: Regenerate. 1605 1606 2015-01-05 Jakub Jelinek <jakub (a] redhat.com> 1607 1608 Update copyright years. 1609 1610 2014-11-21 H.J. Lu <hongjiu.lu (a] intel.com> 1611 1612 PR bootstrap/63784 1613 * configure: Regenerated. 1614 1615 2014-11-11 David Malcolm <dmalcolm (a] redhat.com> 1616 1617 * ChangeLog.jit: New. 1618 1619 2014-11-11 Francois-Xavier Coudert <fxcoudert (a] gcc.gnu.org> 1620 1621 PR target/63610 1622 * configure: Regenerate. 1623 1624 2014-10-23 Ian Lance Taylor <iant (a] google.com> 1625 1626 * internal.h (backtrace_atomic_load_pointer) [no atomic or sync]: 1627 Fix to return void *. 1628 1629 2014-05-08 Ian Lance Taylor <iant (a] google.com> 1630 1631 * mmap.c (backtrace_free): If freeing a large aligned block of 1632 memory, call munmap rather than holding onto it. 1633 (backtrace_vector_grow): When growing a vector, double the number 1634 of pages requested. When releasing the old version of a grown 1635 vector, pass the correct size to backtrace_free. 1636 1637 2014-03-07 Ian Lance Taylor <iant (a] google.com> 1638 1639 * sort.c (backtrace_qsort): Use middle element as pivot. 1640 1641 2014-03-06 Ian Lance Taylor <iant (a] google.com> 1642 1643 * sort.c: New file. 1644 * stest.c: New file. 1645 * internal.h (backtrace_qsort): Declare. 1646 * dwarf.c (read_abbrevs): Call backtrace_qsort instead of qsort. 1647 (read_line_info, read_function_entry): Likewise. 1648 (read_function_info, build_dwarf_data): Likewise. 1649 * elf.c (elf_initialize_syminfo): Likewise. 1650 * Makefile.am (libbacktrace_la_SOURCES): Add sort.c. 1651 (stest_SOURCES, stest_LDADD): Define. 1652 (check_PROGRAMS): Add stest. 1653 1654 2014-02-07 Misty De Meo <misty (a] brew.sh> 1655 1656 PR target/58710 1657 * configure.ac: Use AC_LINK_IFELSE in check for 1658 _Unwind_GetIPInfo. 1659 * configure: Regenerate. 1660 1661 2014-01-02 Richard Sandiford <rdsandiford (a] googlemail.com> 1662 1663 Update copyright years 1664 1665 2013-12-06 Jakub Jelinek <jakub (a] redhat.com> 1666 1667 * elf.c (ET_DYN): Undefine and define again. 1668 (elf_add): Add exe argument, if true and ehdr.e_type is ET_DYN, 1669 return early -1 without closing the descriptor. 1670 (struct phdr_data): Add exe_descriptor. 1671 (phdr_callback): If pd->exe_descriptor is not -1, for very first 1672 call if dlpi_name is NULL just call elf_add with the exe_descriptor, 1673 otherwise backtrace_close the exe_descriptor if not -1. Adjust 1674 call to elf_add. 1675 (backtrace_initialize): Adjust call to elf_add. If it returns 1676 -1, set pd.exe_descriptor to descriptor, otherwise set it to -1. 1677 1678 2013-12-05 Ian Lance Taylor <iant (a] google.com> 1679 1680 * alloc.c (backtrace_vector_finish): Add error_callback and data 1681 parameters. Call backtrace_vector_release. Return address base. 1682 * mmap.c (backtrace_vector_finish): Add error_callback and data 1683 parameters. Return address base. 1684 * dwarf.c (read_function_info): Get new address base from 1685 backtrace_vector_finish. 1686 * internal.h (backtrace_vector_finish): Update declaration. 1687 1688 2013-11-27 Ian Lance Taylor <iant (a] google.com> 1689 1690 * dwarf.c (find_address_ranges): New static function, broken out 1691 of build_address_map. 1692 (build_address_map): Call it. 1693 * btest.c (check): Check for missing filename or function, rather 1694 than crashing. 1695 (f3): Check that enough frames were returned. 1696 1697 2013-11-19 Jakub Jelinek <jakub (a] redhat.com> 1698 1699 * backtrace.h (backtrace_syminfo_callback): Add symsize argument. 1700 * elf.c (elf_syminfo): Pass 0 or sym->size to the callback as 1701 last argument. 1702 * btest.c (struct symdata): Add size field. 1703 (callback_three): Add symsize argument. Copy it to the data->size 1704 field. 1705 (f23): Set symdata.size to 0. 1706 (test5): Likewise. If sizeof (int) > 1, lookup address of 1707 ((uintptr_t) &global) + 1. Verify symdata.val and symdata.size 1708 values. 1709 1710 * atomic.c: Include sys/types.h. 1711 1712 2013-11-18 Ian Lance Taylor <iant (a] google.com> 1713 1714 * configure.ac: Check for support of __atomic extensions. 1715 * internal.h: Declare or #define atomic functions for use in 1716 backtrace code. 1717 * atomic.c: New file. 1718 * dwarf.c (dwarf_lookup_pc): Use atomic functions. 1719 (dwarf_fileline, backtrace_dwarf_add): Likewise. 1720 * elf.c (elf_add_syminfo_data, elf_syminfo): Likewise. 1721 (backtrace_initialize): Likewise. 1722 * fileline.c (fileline_initialize): Likewise. 1723 * Makefile.am (libbacktrace_la_SOURCES): Add atomic.c. 1724 * configure, config.h.in, Makefile.in: Rebuild. 1725 1726 2013-11-18 Jakub Jelinek <jakub (a] redhat.com> 1727 1728 * elf.c (SHN_UNDEF): Define. 1729 (elf_initialize_syminfo): Add base_address argument. Ignore symbols 1730 with st_shndx == SHN_UNDEF. Add base_address to address fields. 1731 (elf_add): Adjust caller. 1732 1733 * elf.c (phdr_callback): Process info->dlpi_addr == 0 normally. 1734 1735 2013-11-16 Ian Lance Taylor <iant (a] google.com> 1736 1737 * backtrace.h (backtrace_create_state): Correct comment about 1738 threading. 1739 1740 2013-11-15 Ian Lance Taylor <iant (a] google.com> 1741 1742 * backtrace.h (backtrace_syminfo): Update comment and parameter 1743 name to take any address, not just a PC value. 1744 * elf.c (STT_OBJECT): Define. 1745 (elf_nosyms): Rename parameter pc to addr. 1746 (elf_symbol_search): Rename local variable pc to addr. 1747 (elf_initialize_syminfo): Add STT_OBJECT symbols to elf_symbols. 1748 (elf_syminfo): Rename parameter pc to addr. 1749 * btest.c (global): New global variable. 1750 (test5): New test. 1751 (main): Call test5. 1752 1753 2013-10-17 Ian Lance Taylor <iant (a] google.com> 1754 1755 * elf.c (elf_add): Don't get the wrong offsets if a debug section 1756 is missing. 1757 1758 2013-10-15 David Malcolm <dmalcolm (a] redhat.com> 1759 1760 * configure.ac: Add --enable-host-shared, setting up 1761 pre-existing PIC_FLAG variable within Makefile.am et al. 1762 * configure: Regenerate. 1763 1764 2013-09-20 Alan Modra <amodra (a] gmail.com> 1765 1766 * configure: Regenerate. 1767 1768 2013-07-23 Alexander Monakov <amonakov (a] ispras.ru> 1769 1770 * elf.c (elf_syminfo): Loop over the elf_syminfo_data chain. 1771 1772 2013-07-23 Alexander Monakov <amonakov (a] ispras.ru> 1773 1774 * elf.c (backtrace_initialize): Pass elf_fileline_fn to 1775 dl_iterate_phdr callbacks. 1776 1777 2013-03-25 Ian Lance Taylor <iant (a] google.com> 1778 1779 * alloc.c: #include <sys/types.h>. 1780 * mmap.c: Likewise. 1781 1782 2013-01-31 Ian Lance Taylor <iant (a] google.com> 1783 1784 * dwarf.c (read_function_info): Permit fvec parameter to be NULL. 1785 (dwarf_lookup_pc): Don't use ddata->fvec if threaded. 1786 1787 2013-01-25 Jakub Jelinek <jakub (a] redhat.com> 1788 1789 PR other/56076 1790 * dwarf.c (read_line_header): Don't crash if DW_AT_comp_dir 1791 attribute was not seen. 1792 1793 2013-01-16 Ian Lance Taylor <iant (a] google.com> 1794 1795 * dwarf.c (struct unit): Add filename and abs_filename fields. 1796 (build_address_map): Set new fields when reading unit. 1797 (dwarf_lookup_pc): If we don't find an entry in the line table, 1798 just return the main file name. 1799 1800 2013-01-14 Richard Sandiford <rdsandiford (a] googlemail.com> 1801 1802 Update copyright years. 1803 1804 2013-01-01 Ian Lance Taylor <iant (a] google.com> 1805 1806 PR bootstrap/54834 1807 * Makefile.am (AM_CPPFLAGS): Remove -I ../gcc/include and -I 1808 $(MULTIBUILDTOP)/../../gcc/include. 1809 * Makefile.in: Rebuild. 1810 1811 2013-01-01 Ian Lance Taylor <iant (a] google.com> 1812 1813 PR other/55536 1814 * mmap.c (backtrace_alloc): Don't call sync functions if not 1815 threaded. 1816 (backtrace_free): Likewise. 1817 1818 2012-12-12 John David Anglin <dave.anglin (a] nrc-cnrc.gc.ca> 1819 1820 * mmapio.c: Define MAP_FAILED if not defined. 1821 1822 2012-12-11 Jakub Jelinek <jakub (a] redhat.com> 1823 1824 PR bootstrap/54926 1825 * Makefile.am (AM_CFLAGS): Remove -frandom-seed=$@. 1826 * configure.ac: If --with-target-subdir, add -frandom-seed=$@ 1827 to EXTRA_FLAGS unconditionally, otherwise check whether the compiler 1828 accepts it. 1829 * Makefile.in: Regenerated. 1830 * configure: Regenerated. 1831 1832 2012-12-07 Jakub Jelinek <jakub (a] redhat.com> 1833 1834 PR bootstrap/54926 1835 * Makefile.am (AM_CFLAGS): Add -frandom-seed=$@. 1836 * Makefile.in: Regenerated. 1837 1838 2012-11-20 Ian Lance Taylor <iant (a] google.com> 1839 1840 * dwarf.c (read_attribute): Always clear val. 1841 1842 2012-11-13 Ian Lance Taylor <iant (a] google.com> 1843 1844 PR other/55312 1845 * configure.ac: Only add -Werror if building a target library. 1846 * configure: Rebuild. 1847 1848 2012-11-12 Ian Lance Taylor <iant (a] google.com> 1849 Rainer Orth <ro (a] CeBiTec.Uni-Bielefeld.DE> 1850 Gerald Pfeifer <gerald (a] pfeifer.com> 1851 1852 * configure.ac: Check for getexecname. 1853 * fileline.c: #include <errno.h>. Define getexecname if not 1854 available. 1855 (fileline_initialize): Try to find the executable in a few 1856 different ways. 1857 * print.c (error_callback): Only print the filename if it came 1858 from the backtrace state. 1859 * configure, config.h.in: Rebuild. 1860 1861 2012-10-29 Ian Lance Taylor <iant (a] google.com> 1862 1863 * mmap.c (backtrace_vector_release): Correct last patch: add 1864 aligned, not size. 1865 1866 2012-10-29 Ian Lance Taylor <iant (a] google.com> 1867 1868 * mmap.c (backtrace_vector_release): Make sure freed block is 1869 aligned on 8-byte boundary. 1870 1871 2012-10-26 Ian Lance Taylor <iant (a] google.com> 1872 1873 PR other/55087 1874 * posix.c (backtrace_open): Add does_not_exist parameter. 1875 * elf.c (phdr_callback): Do not warn if shared library could not 1876 be opened. 1877 * fileline.c (fileline_initialize): Update calls to 1878 backtrace_open. 1879 * internal.h (backtrace_open): Update declaration. 1880 1881 2012-10-26 Jack Howarth <howarth (a] bromo.med.uc.edu> 1882 1883 PR target/55061 1884 * configure.ac: Check for _Unwind_GetIPInfo function declaration. 1885 * configure: Regenerate. 1886 1887 2012-10-24 Ian Lance Taylor <iant (a] google.com> 1888 1889 PR target/55061 1890 * configure.ac: Check whether -funwind-tables option works. 1891 * configure: Rebuild. 1892 1893 2012-10-11 Ian Lance Taylor <iant (a] google.com> 1894 1895 * configure.ac: Do not use dl_iterate_phdr on Solaris 10. 1896 * configure: Rebuild. 1897 1898 2012-10-10 Ian Lance Taylor <iant (a] google.com> 1899 1900 * elf.c: Rename all Elf typedefs to start with b_elf, and be all 1901 lower case. 1902 1903 2012-10-10 Hans-Peter Nilsson <hp (a] bitrange.com> 1904 1905 * elf.c (elf_add_syminfo_data): Add casts to avoid warning. 1906 1907 2012-10-09 Ian Lance Taylor <iant (a] google.com> 1908 1909 * dwarf.c (dwarf_fileline): Add cast to avoid warning. 1910 (backtrace_dwarf_add): Likewise. 1911 1912 2012-10-09 Ian Lance Taylor <iant (a] google.com> 1913 1914 Add support for tracing through shared libraries. 1915 * configure.ac: Check for link.h and dl_iterate_phdr. 1916 * elf.c: #include <link.h> if system has dl_iterate_phdr. #undef 1917 ELF macros before #defining them. 1918 (dl_phdr_info, dl_iterate_phdr): Define if system does not have 1919 dl_iterate_phdr. 1920 (struct elf_syminfo_data): Add next field. 1921 (elf_initialize_syminfo): Initialize next field. 1922 (elf_add_syminfo_data): New static function. 1923 (elf_add): New static function, broken out of 1924 backtrace_initialize. Call backtrace_dwarf_add instead of 1925 backtrace_dwarf_initialize. 1926 (struct phdr_data): Define. 1927 (phdr_callback): New static function. 1928 (backtrace_initialize): Call elf_add. 1929 * dwarf.c (struct dwarf_data): Add next and base_address fields. 1930 (add_unit_addr): Add base_address parameter. Change all callers. 1931 (add_unit_ranges, build_address_map): Likewise. 1932 (add_line): Add ddata parameter. Change all callers. 1933 (read_line_program, add_function_range): Likewise. 1934 (dwarf_lookup_pc): New static function, broken out of 1935 dwarf_fileline. 1936 (dwarf_fileline): Call dwarf_lookup_pc. 1937 (build_dwarf_data): New static function. 1938 (backtrace_dwarf_add): New function. 1939 (backtrace_dwarf_initialize): Remove. 1940 * internal.h (backtrace_dwarf_initialize): Don't declare. 1941 (backtrace_dwarf_add): Declare. 1942 * configure, config.h.in: Rebuild. 1943 1944 2012-10-04 Gerald Pfeifer <gerald (a] pfeifer.com> 1945 1946 * btest.c (f23): Avoid uninitialized variable warning. 1947 1948 2012-10-04 Ian Lance Taylor <iant (a] google.com> 1949 1950 * dwarf.c: If the system header files do not declare strnlen, 1951 provide our own version. 1952 1953 2012-10-03 Ian Lance Taylor <iant (a] google.com> 1954 1955 * dwarf.c (read_uleb128): Fix overflow test. 1956 (read_sleb128): Likewise. 1957 (build_address_map): Don't change unit_buf.start. 1958 1959 2012-10-02 Uros Bizjak <ubizjak (a] gmail.com> 1960 1961 PR other/54761 1962 * configure.ac (EXTRA_FLAGS): New. 1963 * Makefile.am (AM_FLAGS): Add $(EXTRA_FLAGS). 1964 * configure, Makefile.in: Regenerate. 1965 1966 2012-09-29 Ian Lance Taylor <iant (a] google.com> 1967 1968 PR other/54749 1969 * fileline.c (fileline_initialize): Pass errnum as -1 when 1970 reporting that we could not read executable information after a 1971 previous failure. 1972 1973 2012-09-27 Ian Lance Taylor <iant (a] google.com> 1974 1975 PR bootstrap/54732 1976 * configure.ac: Add no-dependencies to AM_INIT_AUTOMAKE. 1977 * Makefile.am: Add dependencies for all objects. 1978 * configure, aclocal.m4, Makefile.in: Rebuild. 1979 1980 2012-09-27 Ian Lance Taylor <iant (a] google.com> 1981 1982 PR other/54726 1983 * elf.c (backtrace_initialize): Set *fileln_fn, not 1984 state->fileln_fn. 1985 1986 2012-09-19 Ian Lance Taylor <iant (a] google.com> 1987 1988 * configure.ac: Only use GCC_CHECK_UNWIND_GETIPINFO when compiled 1989 as a target library. 1990 * configure: Rebuild. 1991 1992 2012-09-19 Rainer Orth <ro (a] CeBiTec.Uni-Bielefeld.DE> 1993 Ian Lance Taylor <iant (a] google.com> 1994 1995 * configure.ac (GCC_HEADER_STDINT): Invoke. 1996 * backtrace.h: If we can't find <stdint.h>, use "gstdint.h". 1997 * btest.c: Don't include <stdint.h>. 1998 * dwarf.c: Likewise. 1999 * configure, aclocal.m4, Makefile.in, config.h.in: Rebuild. 2000 2001 2012-09-18 Ian Lance Taylor <iant (a] google.com> 2002 2003 PR bootstrap/54623 2004 * Makefile.am (AM_CPPFLAGS): Define. 2005 (AM_CFLAGS): Remove -I options. 2006 * Makefile.in: Rebuild. 2007 2008 2012-09-18 Ian Lance Taylor <iant (a] google.com> 2009 2010 * posix.c (O_BINARY): Define if not defined. 2011 (backtrace_open): Pass O_BINARY to open. Only call fcntl if 2012 HAVE_FCNTL is defined. 2013 * configure.ac: Test for the fcntl function. 2014 * configure, config.h.in: Rebuild. 2015 2016 2012-09-18 Ian Lance Taylor <iant (a] google.com> 2017 2018 * btest.c (test1, test2, test3, test4): Add the unused attribute. 2019 2020 2012-09-18 Ian Lance Taylor <iant (a] google.com> 2021 2022 * dwarf.c: Correct test of HAVE_DECL_STRNLEN. 2023 2024 2012-09-18 Ian Lance Taylor <iant (a] google.com> 2025 2026 * configure.ac: Add AC_USE_SYSTEM_EXTENSIONS. 2027 * mmapio.c: Don't define _GNU_SOURCE. 2028 * configure, config.h.in: Rebuild. 2029 2030 2012-09-18 Ian Lance Taylor <iant (a] google.com> 2031 2032 * configure.ac: Check whether strnlen is declared. 2033 * dwarf.c: Declare strnlen if not declared. 2034 * configure, config.h.in: Rebuild. 2035 2036 2012-09-18 Rainer Orth <ro (a] CeBiTec.Uni-Bielefeld.DE> 2037 2038 * fileline.c: Include <stdlib.h>. 2039 * mmap.c: Likewise. 2040 2041 2012-09-17 Ian Lance Taylor <iant (a] google.com> 2042 2043 PR bootstrap/54611 2044 * nounwind.c (backtrace_full): Rename from backtrace. Add state 2045 parameter. 2046 2047 2012-09-17 Gerald Pfeifer <gerald (a] pfeifer.com> 2048 2049 PR bootstrap/54611 2050 * nounwind.c (backtrace_simple): Add state parameter. 2051 2052 2012-09-17 Ian Lance Taylor <iant (a] google.com> 2053 2054 PR bootstrap/54609 2055 * unknown.c (unknown_fileline): Add state parameter, remove 2056 fileline_data parameter, name error_callback parameter. 2057 (backtrace_initialize): Add state parameter. 2058 2059 2012-09-17 Ian Lance Taylor <iant (a] google.com> 2060 2061 * Initial implementation. 2062 2064 Copyright (C) 2012-2024 Free Software Foundation, Inc. 2065 2066 Copying and distribution of this file, with or without modification, 2067 are permitted in any medium without royalty provided the copyright 2068 notice and this notice are preserved. 2069
Indexes created Sun Apr 26 00:22:38 UTC 2026