12023-01-12 Nick Clifton <nickc@redhat.com> 2 3 * Makefile.am (CLEANFILES): Import patch from upstream to prevent 4 allocafail.sh from being removed when running 'make clean'. 5 62021-11-12 Martin Liska <mliska@suse.cz> 7 8 PR libbacktrace/103167 9 * elf.c (elf_uncompress_lzma_block): Cast to unsigned int. 10 (elf_uncompress_lzma): Likewise. 11 * xztest.c (test_samples): memcpy only if v > 0. 12 132021-10-22 Martin Liska <mliska@suse.cz> 14 15 PR testsuite/102742 16 * btest.c (MIN_DESCRIPTOR): New. 17 (MAX_DESCRIPTOR): Likewise. 18 (check_available_files): Likewise. 19 (check_open_files): Check only file descriptors that 20 were not available at the entry. 21 (main): Call check_available_files. 22 232021-08-13 Sergei Trofimovich <siarheit@google.com> 24 25 * install-debuginfo-for-buildid.sh.in: Force non-localized readelf 26 output with LANG=C. 27 282021-06-28 Clément Chigot <clement.chigot@atos.net> 29 30 * xcoff.c (SSUBTYP_DWRNGES): New define. 31 (xcoff_add): Use correct XCOFF DWARF section subtype 32 for DEBUG_RANGES. Remove lineoff workaround. 33 Adjust base_address. 34 (xcoff_initialize_syminfo): Adapt to new base_address. 35 (xcoff_lookup_pc): Likewise. 36 (xcoff_initialize_fileline): Likewise. 37 382021-05-03 H.J. Lu <hjl.tools@gmail.com> 39 40 PR bootstrap/99703 41 * configure: Regenerated. 42 432021-03-03 Ian Lance Taylor <iant@golang.org> 44 45 * dwarf.c (read_line_program): Don't special case file 0. 46 (read_function_entry): Likewise. 47 482021-03-02 Ian Lance Taylor <iant@golang.org> 49 50 PR libbacktrace/98818 51 * dwarf.c (dwarf_buf_error): Add errnum parameter. Change all 52 callers. 53 * backtrace.h: Update backtrace_error_callback comment. 54 552021-02-12 Ian Lance Taylor <iant@golang.org> 56 57 * configure.ac: Check for objcopy --add-gnu-debuglink by using 58 objcopy --help. 59 * configure: Regenerate 60 612021-01-18 Ian Lance Taylor <iant@golang.org> 62 63 * Makefile.am (%_dwz): If dwz fails, use uncompressed debug info. 64 * Makefile.in: Regenerate. 65 * configure: Regenerate. 66 672021-01-18 Ian Lance Taylor <iant@golang.org> 68 69 PR debug/98716 70 * dwarf.c (read_v2_paths): Allocate zero entry for dirs and 71 filenames. 72 (read_line_program): Remove parameter u, change caller. Don't 73 subtract one from dirs and filenames index. 74 (read_function_entry): Don't subtract one from filenames index. 75 762021-01-05 Samuel Thibault <samuel.thibault@ens-lyon.org> 77 78 * configure: Re-generate. 79 802020-12-05 Iain Sandoe <iain@sandoe.co.uk> 81 82 PR target/97865 83 * configure: Regenerate. 84 852020-12-02 Ian Lance Taylor <iant@golang.org> 86 87 * dwarf.c (resolve_string): Use > rather than >= to check whether 88 string index extends past buffer. 89 (resolve_addr_index): Similarly for address index. 90 912020-11-29 John David Anglin <danglin@gcc.gnu.org> 92 93 * configure: Regenerate. 94 952020-10-20 Ian Lance Taylor <iant@golang.org> 96 97 * internal.h (ATTRIBUTE_FALLTHROUGH): Define. 98 * elf.c (elf_zlib_inflate): Use ATTRIBUTE_FALLTHROUGH. 99 1002020-09-28 Ian Lance Taylor <iant@golang.org> 101 102 PR libbacktrace/97082 103 * Makefile.am (check_DATA): Add mtest.dSYM if USE_DSYMUTIL. 104 * Makefile.in: Regenerate. 105 1062020-09-28 Ian Lance Taylor <iant@golang.org> 107 108 PR libbacktrace/97227 109 * configure.ac (USE_DSYMUTIL): Define instead of HAVE_DSYMUTIL. 110 * Makefile.am: Change all uses of HAVE_DSYMUTIL to USE_DSYMUTIL. 111 * configure: Regenerate. 112 * Makefile.in: Regenerate. 113 1142020-09-23 Ian Lance Taylor <iant@golang.org> 115 116 * dwarf.c (report_inlined_functions): Handle PC == -1 and PC == 117 p->low. 118 (dwarf_lookup_pc): Likewise. 119 1202020-09-17 Ian Lance Taylor <iant@golang.org> 121 122 PR libbacktrace/97080 123 * fileline.c (backtrace_syminfo_to_full_callback): New function. 124 (backtrace_syminfo_to_full_error_callback): New function. 125 * elf.c (elf_nodebug): Call syminfo_fn if possible. 126 * internal.h (struct backtrace_call_full): Define. 127 (backtrace_syminfo_to_full_callback): Declare. 128 (backtrace_syminfo_to_full_error_callback): Declare. 129 * mtest.c (f3): Only check all[i] if data.index permits. 130 1312020-09-16 Iain Sandoe <iain@sandoe.co.uk> 132 133 * macho.c (MACH_O_CPU_TYPE_PPC): New. 134 (MACH_O_CPU_TYPE_PPC64): New. 135 Add compile-tests for powerpc to the Mach-O variants. 136 1372020-09-14 Ian Lance Taylor <iant@golang.org> 138 139 PR libbacktrace/93608 140 Add support for MiniDebugInfo. 141 * elf.c (struct elf_view): Define. Replace most uses of 142 backtrace_view with elf_view. 143 (elf_get_view): New static functions. Replace most calls of 144 backtrace_get_view with elf_get_view. 145 (elf_release_view): New static functions. Replace most calls of 146 backtrace_release_view with elf_release_view. 147 (elf_uncompress_failed): Rename from elf_zlib_failed. Change all 148 callers. 149 (LZMA_STATES, LZMA_POS_STATES, LZMA_DIST_STATES): Define. 150 (LZMA_DIST_SLOTS, LZMA_DIST_MODEL_START): Define. 151 (LZMA_DIST_MODEL_END, LZMA_FULL_DISTANCES): Define. 152 (LZMA_ALIGN_SIZE, LZMA_LEN_LOW_SYMBOLS): Define. 153 (LZMA_LEN_MID_SYMBOLS, LZMA_LEN_HIGH_SYMBOLS): Define. 154 (LZMA_LITERAL_CODERS_MAX, LZMA_LITERAL_CODER_SIZE): Define. 155 (LZMA_PROB_IS_MATCH_LEN, LZMA_PROB_IS_REP_LEN): Define. 156 (LZMA_PROB_IS_REP0_LEN, LZMA_PROB_IS_REP1_LEN): Define. 157 (LZMA_PROB_IS_REP2_LEN, LZMA_PROB_IS_REP0_LONG_LEN): Define. 158 (LZMA_PROB_DIST_SLOT_LEN, LZMA_PROB_DIST_SPECIAL_LEN): Define. 159 (LZMA_PROB_DIST_ALIGN_LEN): Define. 160 (LZMA_PROB_MATCH_LEN_CHOICE_LEN): Define. 161 (LZMA_PROB_MATCH_LEN_CHOICE2_LEN): Define. 162 (LZMA_PROB_MATCH_LEN_LOW_LEN): Define. 163 (LZMA_PROB_MATCH_LEN_MID_LEN): Define. 164 (LZMA_PROB_MATCH_LEN_HIGH_LEN): Define. 165 (LZMA_PROB_REP_LEN_CHOICE_LEN): Define. 166 (LZMA_PROB_REP_LEN_CHOICE2_LEN): Define. 167 (LZMA_PROB_REP_LEN_LOW_LEN): Define. 168 (LZMA_PROB_REP_LEN_MID_LEN): Define. 169 (LZMA_PROB_REP_LEN_HIGH_LEN): Define. 170 (LZMA_PROB_LITERAL_LEN): Define. 171 (LZMA_PROB_IS_MATCH_OFFSET, LZMA_PROB_IS_REP_OFFSET): Define. 172 (LZMA_PROB_IS_REP0_OFFSET, LZMA_PROB_IS_REP1_OFFSET): Define. 173 (LZMA_PROB_IS_REP2_OFFSET): Define. 174 (LZMA_PROB_IS_REP0_LONG_OFFSET): Define. 175 (LZMA_PROB_DIST_SLOT_OFFSET): Define. 176 (LZMA_PROB_DIST_SPECIAL_OFFSET): Define. 177 (LZMA_PROB_DIST_ALIGN_OFFSET): Define. 178 (LZMA_PROB_MATCH_LEN_CHOICE_OFFSET): Define. 179 (LZMA_PROB_MATCH_LEN_CHOICE2_OFFSET): Define. 180 (LZMA_PROB_MATCH_LEN_LOW_OFFSET): Define. 181 (LZMA_PROB_MATCH_LEN_MID_OFFSET): Define. 182 (LZMA_PROB_MATCH_LEN_HIGH_OFFSET): Define. 183 (LZMA_PROB_REP_LEN_CHOICE_OFFSET): Define. 184 (LZMA_PROB_REP_LEN_CHOICE2_OFFSET): Define. 185 (LZMA_PROB_REP_LEN_LOW_OFFSET): Define. 186 (LZMA_PROB_REP_LEN_MID_OFFSET): Define. 187 (LZMA_PROB_REP_LEN_HIGH_OFFSET): Define. 188 (LZMA_PROB_LITERAL_OFFSET): Define. 189 (LZMA_PROB_TOTAL_COUNT): Define. 190 (LZMA_IS_MATCH, LZMA_IS_REP, LZMA_IS_REP0): Define. 191 (LZMA_IS_REP1, LZMA_IS_REP2, LZMA_IS_REP0_LONG): Define. 192 (LZMA_DIST_SLOT, LZMA_DIST_SPECIAL, LZMA_DIST_ALIGN): Define. 193 (LZMA_MATCH_LEN_CHOICE, LZMA_MATCH_LEN_CHOICE2): Define. 194 (LZMA_MATCH_LEN_LOW, LZMA_MATCH_LEN_MID): Define. 195 (LZMA_MATCH_LEN_HIGH, LZMA_REP_LEN_CHOICE): Define. 196 (LZMA_REP_LEN_CHOICE2, LZMA_REP_LEN_LOW): Define. 197 (LZMA_REP_LEN_MID, LZMA_REP_LEN_HIGH, LZMA_LITERAL): Define. 198 (elf_lzma_varint): New static function. 199 (elf_lzma_range_normalize): New static function. 200 (elf_lzma_bit, elf_lzma_integer): New static functions. 201 (elf_lzma_reverse_integer): New static function. 202 (elf_lzma_len, elf_uncompress_lzma_block): New static functions. 203 (elf_uncompress_lzma): New static function. 204 (backtrace_uncompress_lzma): New function. 205 (elf_add): Add memory and memory_size parameters. Change all 206 callers. Look for .gnu_debugdata section, and, if found, 207 decompress it and use it for symbols and debug info. Permit the 208 descriptor parameter to be -1. 209 * internal.h (backtrace_uncompress_lzma): Declare. 210 * mtest.c: New file. 211 * xztest.c: New file. 212 * configure.ac: Check for nm, xz, and comm programs. Check for 213 liblzma library. 214 (HAVE_MINIDEBUG): Define. 215 * Makefile.am (mtest_SOURCES): Define. 216 (mtest_CFLAGS, mtest_LDADD): Define. 217 (TESTS): Add mtest_minidebug if HAVE_MINIDEBUG. 218 (%_minidebug): New pattern rule, if HAVE_MINIDEBUG. 219 (xztest_SOURCES, xztest_CFLAGS, xztest_LDADD): Define. 220 (xztest_alloc_SOURCES, xztest_alloc_CFLAGS): Define 221 (xztest_alloc_LDADD): Define. 222 (BUILDTESTS): Add mtest, xztest, xztest_alloc. 223 (CLEANFILES): Add files created by minidebug pattern. 224 (btest.lo): Correct INCDIR reference. 225 (mtest.lo, xztest.lo, ztest.lo): New targets. 226 * configure: Regenerate. 227 * config.h.in: Regenerate. 228 * Makefile.in: Regenerate. 229 2302020-09-09 Ian Lance Taylor <iant@golang.org> 231 232 * pecoff.c (coff_initialize_syminfo): Add is_64 parameter. 233 (coff_add): Determine and pass is_64. 234 2352020-09-09 Ian Lance Taylor <iant@golang.org> 236 237 PR libbacktrace/96973 238 * fileline.c (macho_get_executable_path): New static function. 239 (fileline_initialize): Call macho_get_executable_path. 240 2412020-09-09 Ian Lance Taylor <iant@golang.org> 242 243 * dwarf.c (function_addrs_search): Compare against the next entry 244 low address, not the high address. 245 (unit_addrs_search): Likewise. 246 (build_address_map): Add a trailing unit_addrs. 247 (read_function_entry): Add a trailing function_addrs. 248 (read_function_info): Likewise. 249 (report_inlined_functions): Search backward for function_addrs 250 match. 251 (dwarf_lookup_pc): Search backward for unit_addrs and 252 function_addrs matches. 253 2542020-09-08 Ian Lance Taylor <iant@golang.org> 255 256 * simple.c (simple_unwind): Correct comment spelling. 257 2582020-09-08 Ian Lance Taylor <iant@golang.org> 259 260 * macho.c (macho_add_dsym): Make space for '/' in dsym. Use 261 correct length when freeing diralc. 262 2632020-09-08 Ian Lance Taylor <iant@golang.org> 264 265 PR libbacktrace/96973 266 * macho.c (macho_add_fat): Correctly swap 32-bit file offset. 267 2682020-09-08 Ian Lance Taylor <iant@golang.org> 269 270 PR libbacktrace/96971 271 * filetype.awk: Only match magic number at start of line. 272 2732020-08-24 Ian Lance Taylor <iant@golang.org> 274 275 * macho.c (MACH_O_MH_MAGIC_FAT_64): Define. 276 (MACH_O_MH_CIGAM_FAT_64): Define. 277 (struct macho_fat_arch_64): Define. 278 (macho_add_fat): Add and use is_64 parameter. 279 (macho_add): Recognize 64-bit fat files. 280 2812020-07-30 H.J. Lu <hjl.tools@gmail.com> 282 283 PR bootstrap/96202 284 * configure: Regenerated. 285 2862020-07-08 Ian Lance Taylor <iant@golang.org> 287 288 * configure.ac: Test linker support for DWARF5 289 * configure: Regenerate 290 2912020-05-29 H.J. Lu <hjl.tools@gmail.com> 292 293 PR bootstrap/95413 294 * configure: Regenerated. 295 2962020-05-15 H.J. Lu <hongjiu.lu@intel.com> 297 298 PR bootstrap/95147 299 * configure: Regenerated. 300 3012020-05-14 H.J. Lu <hongjiu.lu@intel.com> 302 303 * configure: Regenerated. 304 3052020-05-13 Ian Lance Taylor <iant@golang.org> 306 307 * ztest.c (test_large): Mark state ATTRIBUTE_UNUSED. 308 3092020-05-13 Ian Lance Taylor <iant@golang.org> 310 311 PR go/95061 312 * posix.c (backtrace_open): Treat EACCESS like ENOENT. 313 3142020-05-12 H.J. Lu <hongjiu.lu@intel.com> 315 316 * Makefile.am (AM_CFLAGS): Add $(CET_HOST_FLAGS). 317 * configure.ac: Add GCC_CET_HOST_FLAGS(CET_HOST_FLAGS) and 318 AC_SUBST(CET_HOST_FLAGS). Clear CET_HOST_FLAGS if jit isn't 319 enabled. 320 * Makefile.in: Regenerated. 321 * configure: Likewise. 322 3232020-05-11 Ian Lance Taylor <iant@golang.org> 324 325 PR libbacktrace/95012 326 * configure.ac: Check for getpagesize declaration. 327 * mmap.c: Declare getpagesize if necessary. 328 * mmapio.c: Likewise. 329 * configure: Regenerate. 330 * config.h.in: Regenerate. 331 * Makefile.in: Regenerate. 332 3332020-05-09 Roland McGrath <mcgrathr@google.com> 334 335 * elf.c (elf_add): Bail early if there are no section headers at all. 336 3372020-05-09 Ian Lance Taylor <iant@golang.org> 338 339 * elf.c (elf_add): Don't free strtab if an error occurs after 340 recording symbol information. 341 3422020-05-09 Ian Lance Taylor <iant@golang.org> 343 344 PR libbacktrace/88745 345 * macho.c: New file. 346 * filetype.awk: Recognize Mach-O files. 347 * Makefile.am (FORMAT_FILES): Add macho.c. 348 (check_DATA): New variable. Set to .dSYM if HAVE_DSYMUTIL. 349 (%.dSYM): New pattern target. 350 (test_macho_SOURCES, test_macho_CFLAGS): New targets. 351 (test_macho_LDADD): New target. 352 (BUILDTESTS): Add test_macho. 353 (macho.lo): Add dependencies. 354 * configure.ac: Recognize macho file type. Check for 355 mach-o/dyld.h. Don't try to run objcopy if we don't find it. 356 Look for dsymutil and define a HAVE_DSYMUTIL conditional. 357 * Makefile.in: Regenerate. 358 * configure: Regenerate. 359 * config.h.in: Regenerate. 360 3612020-05-09 Ian Lance Taylor <iant@golang.org> 362 363 * read.c (backtrace_get_view): Support short read. 364 3652020-05-09 Ian Lance Taylor <iant@golang.org> 366 367 * elf.c (elf_add): If debug sections are very large or far apart, 368 read them individually rather than as a single view. 369 3702020-05-08 Ian Lance Taylor <iant@golang.org> 371 372 * fileline.c (sysctl_exec_name): New static function. 373 (sysctl_exec_name1): New macro or static function. 374 (sysctl_exec_name2): Likewise. 375 (fileline_initialize): Try sysctl_exec_name[12]. 376 * configure.ac: Check for sysctl args to fetch executable name. 377 * configure: Regenerate. 378 * config.h.in: Regenerate. 379 3802020-02-15 Ian Lance Taylor <iant@golang.org> 381 382 * ztest.c (test_large): Update file to current libgo test file. 383 3842020-02-03 Ian Lance Taylor <iant@golang.org> 385 386 * Makefile.am (libbacktrace_TEST_CFLAGS): Define. 387 (test_elf32_CFLAGS): Use $(libbacktrace_test_CFLAGS). 388 (test_elf_64_CFLAGS, test_xcoff_32_CFLAGS): Likewise. 389 (test_xcoff_64_CFLAGS, test_pecoff_CFLAGS): Likewise. 390 (test_unknown_CFLAGS, unittest_CFLAGS): Likewise. 391 (unittest_alloc_CFLAGS, allocfail_CFLAGS): Likewise. 392 (b2test_CFLAGS, b3test_CFLAGS, btest_CFLAGS): Likewise. 393 (btest_lto_CFLAGS, btest_alloc_CFLAGS, stest_CFLAGS): Likewise. 394 (stest_alloc_CFLAGS): Likewise. 395 * Makefile.in: Regenerate. 396 * ztest.c (error_callback_compress): Mark vdata unused. 397 (test_large): Add casts to avoid warnings. 398 3992020-01-01 Jakub Jelinek <jakub@redhat.com> 400 401 Update copyright years. 402 4032019-12-13 Ian Lance Taylor <iant@golang.org> 404 405 Add DWARF 5 support. 406 * dwarf.c (struct attr): Add val field. 407 (enum attr_val_encoding): Add ATTR_VAL_ADDDRESS_INDEX, 408 ATTR_VAL_STRING_INDEX, ATTR_VAL_RNGLISTS_INDEX. 409 (struct line_header): Add addrsize field. 410 (struct line_header_format): Define. 411 (struct unit): Add str_offsets_base, addr_base, and rnglists_base 412 fields. 413 (read_uint24): New static function. 414 (read_attribute): Add implicit_val parameter. Replace dwarf_str 415 and dwarf_str_size parameters with dwarf_sections parameter. Add 416 support for new DWARF 5 forms. Change all callers. 417 (resolve_string): New static function. 418 (resolve_addr_index): Likewise. 419 (read_abbrevs): Support DW_FORM_implicit_const. 420 (struct pcrange): Add lowpc_is_addr_index, highpc_is_addr_Index, 421 and ranges_is_index fields. 422 (update_pcrange): Support DWARF 5 encodings. 423 (add_high_low_range): New static function, split out of 424 add_ranges. 425 (add_ranges_from_ranges): Likewise. 426 (add_ranges_from_rnglists): New static function. 427 (add_ranges): Just call new helper functions. 428 (find_address_ranges): Use resolve_string for strings, after 429 reading all attributes. Handle new DWARF 5 attributes. 430 (build_address_map): Support DWARF 5 compilation units. 431 (read_v2_paths): New static function, split out of 432 read_line_header. 433 (read_lnct): New static function. 434 (read_line_header_format_entries): Likewise. 435 (read_line_header): Add ddata parameter. Support DWARF 5 line 436 headers. Call new helper functions. Change all callers. 437 (read_line_program): Use addrsize from line program header. Don't 438 special case directory index 0 for DWARF 5. 439 (read_referenced_name): Use resolve_string. 440 (read_function_entry): Handle DWARF 5 encodings. Use 441 resolve_string. 442 * internal.h (enum dwarf_section): Add DEBUG_ADDR, 443 DEBUG_STR_OFFSETS, DEBUG_LINE_STR, DEBUG_RNGLISTS. 444 * elf.c (dwarf_section_names): Add new section names. 445 * pecoff.c (dwarf_section_names): Likewise. 446 * xcoff.c (xcoff_add): Clear dwarf_sections before setting 447 fields. 448 * configure.ac: Define HAVE_DWARF5 automake conditional. 449 * Makefile.am (dwarf5_SOURCES): New variable if HAVE_DWARF5. 450 (dwarf5_CFLAGS, dwarf5_LDADD): Likewise. 451 (dwarf5_alloc_SOURCES, dwarf5_alloc_CFLAGS): Likewise. 452 (dwarf5_alloc_LDADD): Likewise. 453 (BUILDTESTS): Add dwarf5 tests if HAVE_DWARF5. 454 (CLEANFILES, clean-local): Define. 455 4562019-12-08 Ian Lance Taylor <iant@golang.org> 457 458 * dwarf.c (struct pcrange): Define. 459 (update_pcrange, add_ranges): New static functions. 460 (add_unit_addr): Change signature to work with add_ranges. Don't 461 add base_address here. 462 (add_unit_ranges): Remove. 463 (find_address_ranges): Replace str/ranges parameters with 464 dwarf_sections. Use update_pcrange and add_ranges. Change all 465 callers. 466 (add_function_range): Change signature to work with add_ranges. 467 Don't add base_address here. 468 (add_function_ranges): Remove. 469 (read_function_entry): Use update_pcrange and add_ranges. 470 4712019-12-04 Ian Lance Taylor <iant@golang.org> 472 473 * edtest.c (test1): Add noclone attribute. 474 4752019-12-04 Ian Lance Taylor <iant@golang.org> 476 477 * internal.h (enum dwarf_section): Define. 478 (struct dwarf_sections): Define. 479 (backtrace_dwarf_add): Update declaration to replace specific 480 section parameters with dwarf_sections parameter. 481 * dwarf.c (struct dwarf_data): Replace specific section fields 482 with dwarf_sections field. 483 (read_attribute): Use dwarf_sections with altlink. 484 (build_address_map): Replace specific section parameters with 485 dwarf_sections parameter. Change all callers. 486 (read_line_info): Use dwarf_sections with ddata. 487 (read_referenced_name): Likewise. 488 (add_function_ranges): Likewise. 489 (read_function_entry): Likewise. 490 (read_function_info): Likewise. 491 (build_dwarf_data): Replace specific section parameters with 492 dwarf_sections parameter. Change all callers. 493 (backtrace_dwarf_add): Likewise. 494 * elf.c (enum debug_section): Remove. 495 (dwarf_section_names): Remove .zdebug names. 496 (elf_add): Track zsections separately. Build dwarf_sections. 497 * pecoff.c (enum debug_section): Remove. 498 (struct debug_section_info): Remove data field. 499 (coff_add): Build dwarf_sections. 500 * xcoff.c (enum dwarf_section): Remove. Replace DWSECT_xxx 501 references with DEBUG_xxx references. 502 (xcoff_add): Build dwarf_sections. 503 5042019-09-27 Maciej W. Rozycki <macro@wdc.com> 505 506 * configure: Regenerate. 507 5082019-09-26 Ian Lance Taylor <iant@golang.org> 509 510 PR libbacktrace/91908 511 * pecoff.c (backtrace_initialize): Explicitly cast unchecked 512 __sync_bool_compare_and_swap to void. 513 * xcoff.c (backtrace_initialize): Likewise. 514 5152019-09-03 Ulrich Weigand <uweigand@de.ibm.com> 516 517 * configure.ac: Remove references to spu. 518 * configure: Regenerate. 519 5202019-05-24 Clement Chigot <clement.chigot@atos.net> 521 522 * Makefile.am (BUILDTESTS): Remove test_elf, add test_elf_32 and 523 test_elf_64. 524 * Makefile.in: Regenerate. 525 5262019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> 527 528 * configure.ac (have_dl_iterate_phdr): Remove *-*-solaris2.10* 529 handling. 530 * configure: Regenerate. 531 5322019-03-11 Ian Lance Taylor <iant@golang.org> 533 534 PR libbacktrace/89669 535 * Makefile.am (BUILDTESTS): Only add ztest and ztest_alloc if 536 HAVE_ELF. 537 * Makefile.in: Regenerate. 538 5392019-02-26 Tom de Vries <tdevries@suse.de> 540 541 * btest.c (test5): Allow global.* as minimal symbol name for global. 542 5432019-02-26 Tom de Vries <tdevries@suse.de> 544 545 * Makefile.am (TESTS): Only add b3test_dwz_buildid if HAVE_DWZ. 546 * Makefile.in: Regenerate. 547 5482019-02-12 Tom de Vries <tdevries@suse.de> 549 550 PR libbacktrace/81983 551 * dwarf.c (dwarf_lookup_pc): Don't call bsearch if nmemb == 0. 552 5532019-02-10 Tom de Vries <tdevries@suse.de> 554 555 * Makefile.am (BUILDTESTS): Add btest_lto. 556 * Makefile.in: Regenerate. 557 * btest.c (test1, f2, f3, test3, f22, f23): Declare with 558 __attribute__((noclone)). 559 5602019-02-08 Tom de Vries <tdevries@suse.de> 561 562 * backtrace.c (backtrace_full): Declare with __attribute__((noinline)). 563 * print.c (backtrace_print): Same. 564 * simple.c (backtrace_simple): Same. 565 5662019-02-08 Tom de Vries <tdevries@suse.de> 567 568 PR libbacktrace/78063 569 * dwarf.c (build_address_map): Keep all parsed units. 570 (read_referenced_name_from_attr): Handle DW_FORM_ref_addr. 571 5722019-01-31 Tom de Vries <tdevries@suse.de> 573 574 PR libbacktrace/89136 575 * elf.c (elf_add): Read build-id if with_buildid_data. Fix 576 'debugaltlink_name_len =+ 1'. 577 5782019-01-29 Tom de Vries <tdevries@suse.de> 579 580 * install-debuginfo-for-buildid.sh.in: New script. 581 * Makefile.am (check_PROGRAMS): Add b2test and b3test. 582 (TESTS): Add b2test_buildid and b3test_dwz_buildid. 583 * Makefile.in: Regenerate. 584 * configure.ac (HAVE_ELF): Set with AM_CONDITIONAL. 585 (READELF): Set with AC_CHECK_PROG. 586 (install-debuginfo-for-buildid.sh): Generate with AC_CONFIG_FILES. 587 * configure: Regenerate. 588 * elf.c (SYSTEM_BUILD_ID_DIR): Factor out of ... 589 (elf_open_debugfile_by_buildid): ... here. 590 5912019-01-29 Tom de Vries <tdevries@suse.de> 592 593 * Makefile.am: Replace check_PROGRAMS with BUILDTESTS, except for 594 allocfail. 595 (TESTS): Don't add check_PROGRAMS. Add BUILDTESTS. 596 (check_PROGRAMS): Add BUILDTESTS. 597 * Makefile.in: Regenerate. 598 5992019-01-28 Tom de Vries <tdevries@suse.de> 600 601 * Makefile.am (xcoff_%.c): Generate sed result into temporary file. 602 Use $< to access prerequisite. 603 * Makefile.in: Regenerate. 604 6052019-01-25 Nathan Sidwell <nathan@acm.org> 606 607 * elf.c (elf_add): Pass "" filename to recursive call with 608 separated debug. 609 6102019-01-25 Tom de Vries <tdevries@suse.de> 611 612 * elf.c (elf_add): When handling .gnu_debugaltlink, call elf_add with 613 filename == "". 614 * Makefile.am (TESTS): Add btest_dwz_gnudebuglink. 615 * Makefile.in: Regenerate. 616 6172019-01-25 Tom de Vries <tdevries@suse.de> 618 619 * Makefile.am: Rewrite dtest rule into "%_gnudebuglink" pattern rule. 620 (TESTS): Rename dtest to btest_gnudebuglink. 621 * Makefile.in: Regenerate. 622 6232019-01-23 Tom de Vries <tdevries@suse.de> 624 625 * dwarf.c (struct unit): Use size_t for low_offset/high_offset fields. 626 (units_search, find_unit): Use size_t for offset. 627 (build_address_map): Use size_t for unit_offset. 628 6292019-01-20 Gerald Pfeifer <gerald@pfeifer.com> 630 631 * allocfail.c (main): Increase portability of printf statement. 632 6332019-01-18 Ian Lance Taylor <iant@golang.org> 634 635 PR libbacktrace/88890 636 * mmapio.c (backtrace_get_view): Change size parameter to 637 uint64_t. Check that value fits in size_t. 638 * read.c (backtrace_get_view): Likewise. 639 * internal.h (backtrace_get_view): Update declaration. 640 * elf.c (elf_add): Pass shstrhdr->sh_size to backtrace_get_view. 641 6422019-01-17 Tom de Vries <tdevries@suse.de> 643 644 PR libbacktrace/82857 645 * configure.ac (DWZ): Set with AC_CHECK_PROG. 646 (HAVE_DWZ): Set with AM_CONDITIONAL. 647 * configure: Regenerate. 648 * Makefile.am (TESTS): Add btest_dwz. 649 * Makefile.in: Regenerate. 650 6512019-01-17 Tom de Vries <tdevries@suse.de> 652 653 PR libbacktrace/82857 654 * dwarf.c (enum attr_val_encoding): Add ATTR_VAL_REF_ALT_INFO. 655 (read_attribute): Handle DW_FORM_GNU_ref_alt using 656 ATTR_VAL_REF_ALT_INFO. 657 (read_referenced_name_from_attr): Handle DW_FORM_GNU_ref_alt. 658 6592019-01-17 Tom de Vries <tdevries@suse.de> 660 661 * dwarf.c (struct unit): Add low_offset and high_offset fields. 662 (struct unit_vector): New type. 663 (struct dwarf_data): Add units and units_counts fields. 664 (find_unit): New function. 665 (find_address_ranges): Add and handle unit_tag parameter. 666 (build_address_map): Add and handle units_vec parameter. 667 (build_dwarf_data): Pass units_vec to build_address_map. Store resulting 668 units vector. 669 6702019-01-17 Tom de Vries <tdevries@suse.de> 671 672 PR libbacktrace/82857 673 * dwarf.c (read_attribute): Handle DW_FORM_GNU_strp_alt 674 using altlink. 675 6762019-01-17 Tom de Vries <tdevries@suse.de> 677 678 * dwarf.c (enum attr_val_encoding): Add ATTR_VAL_NONE. 679 (read_attribute): Add altlink parameter. Handle missing altlink for 680 DW_FORM_GNU_strp_alt and DW_FORM_GNU_ref_alt. 681 (find_address_ranges, build_address_map, build_dwarf_data): Add and 682 handle altlink parameter. 683 (read_referenced_name, read_function_entry): Add argument to 684 read_attribute call. 685 6862019-01-17 Tom de Vries <tdevries@suse.de> 687 688 * dwarf.c (struct dwarf_data): Add altlink field. 689 (backtrace_dwarf_add): Add and handle fileline_altlink parameter. 690 * elf.c (elf_add): Add argument to backtrace_dwarf_add call. 691 (phdr_callback, backtrace_initialize): Add argument to elf_add calls. 692 * internal.h (backtrace_dwarf_add): Add fileline_altlink parameter. 693 * pecoff.c (coff_add): Add argument to backtrace_dwarf_add call. 694 * xcoff.c (xcoff_add): Same. 695 6962019-01-17 Tom de Vries <tdevries@suse.de> 697 698 * internal.h (backtrace_dwarf_add): Add fileline_entry parameter. 699 * dwarf.c (backtrace_dwarf_add): Add and handle fileline_entry parameter. 700 * elf.c (elf_add): Add and handle fileline_entry parameter. Add 701 argument to backtrace_dwarf_add call. 702 (phdr_callback, backtrace_initialize): Add argument to elf_add calls. 703 * pecoff.c (coff_add): Add argument to backtrace_dwarf_add call. 704 * xcoff.c (xcoff_add): Same. 705 7062019-01-17 Tom de Vries <tdevries@suse.de> 707 708 * elf.c (elf_add): Add and handle with_buildid_data and 709 with_buildid_size parameters. Handle .gnu_debugaltlink section. 710 (phdr_callback, backtrace_initialize): Add arguments to elf_add calls. 711 7122019-01-16 Tom de Vries <tdevries@suse.de> 713 714 * dwarf.c (read_referenced_name_from_attr): New function. Factor out 715 of ... 716 (read_referenced_name): ... here, and ... 717 (read_function_entry): ... here. 718 7192019-01-16 Tom de Vries <tdevries@suse.de> 720 721 * dwarf.c (read_referenced_name): Don't allow DW_AT_name to override any 722 name. 723 (read_function_entry): Same. Don't allow name found via 724 DW_AT_abstract_origin or case DW_AT_specification to override linkage 725 name. 726 7272019-01-09 Sandra Loosemore <sandra@codesourcery.com> 728 729 PR other/16615 730 731 * backtrace.h: Mechanically replace "can not" with "cannot". 732 7332019-01-01 Jakub Jelinek <jakub@redhat.com> 734 735 Update copyright years. 736 7372018-12-29 Gerald Pfeifer <gerald@pfeifer.com> 738 739 * Makefile.am (xcoff_%.c): Use an actual newline instead of \n 740 in sed pattern. 741 * Makefile.in: Regenerate. 742 7432018-12-28 Tom de Vries <tdevries@suse.de> 744 745 * dwarf.c (build_address_map): Reuse unused units. 746 7472018-12-28 Tom de Vries <tdevries@suse.de> 748 749 * dwarf.c (build_address_map): Simplify by removing local variable 750 abbrevs. 751 7522018-12-28 Ian Lance Taylor <iant@golang.org> 753 Tom de Vries <tdevries@suse.de> 754 755 PR libbacktrace/88063 756 * dwarf.c (free_unit_addrs_vector): Remove. 757 (build_address_map): Keep track of allocated units in vector. Free 758 allocated units and corresponding abbrevs upon failure. Remove now 759 redundant call to free_unit_addrs_vector. Free addrs vector upon 760 failure. Free allocated unit vector. 761 7622018-12-28 Tom de Vries <tdevries@suse.de> 763 764 * dwarf.c (build_address_map): Free addrs vector upon failure. 765 7662018-12-14 Tom de Vries <tdevries@suse.de> 767 768 PR testsuite/88491 769 * allocfail.sh: Remove "set -o pipefail". 770 7712018-12-12 Tom de Vries <tdevries@suse.de> 772 773 * Makefile.am (TESTS): Add allocfail.sh. 774 (check_PROGRAMS): Add allocfail. 775 * Makefile.in: Regenerate. 776 * instrumented_alloc.c: New file. Redefine malloc and realloc. 777 Include alloc.c. 778 * allocfail.c: New file. 779 * allocfail.sh: New file. 780 7812018-11-30 Tom de Vries <tdevries@suse.de> 782 783 * Makefile.am (check_PROGRAMS): Add test_elf, test_xcoff_32, 784 test_xcoff_64, test_pecoff and test_unknown. 785 * Makefile.in: Regenerate. 786 * test_format.c: New file. 787 7882018-11-30 Tom de Vries <tdevries@suse.de> 789 790 * Makefile.am : Add _with_alloc version for each test in 791 check_PROGRAMS. 792 * Makefile.in: Regenerate. 793 7942018-11-30 Tom de Vries <tdevries@suse.de> 795 796 * internal.h (backtrace_vector_free): New static inline fuction, 797 factored out of ... 798 * dwarf.c (read_line_info): ... here. 799 8002018-11-28 Tom de Vries <tdevries@suse.de> 801 802 * dwarf.c (read_abbrevs): Fix handling of abbrevs->abbrevs allocation 803 failure. 804 8052018-11-27 Tom de Vries <tdevries@suse.de> 806 807 * mmap.c (backtrace_vector_release): Same. 808 * unittest.c (test1): Add check. 809 8102018-11-27 Tom de Vries <tdevries@suse.de> 811 812 * alloc.c (backtrace_vector_release): Handle vec->size == 0 using free 813 instead of realloc. 814 * Makefile.am (check_PROGRAMS): Add unittest. 815 * Makefile.in: Regenerate. 816 * unittest.c: New file. 817 8182018-11-22 Tom de Vries <tdevries@suse.de> 819 820 * dwarf.c (read_initial_length): Factor out of ... 821 (build_address_map, read_line_info): ... here. 822 8232018-11-21 Tom de Vries <tdevries@suse.de> 824 825 * dwarf.c (read_string): Factor out of ... 826 (read_attribute, read_line_header, read_line_program): ... here. 827 8282018-10-31 Joseph Myers <joseph@codesourcery.com> 829 830 PR bootstrap/82856 831 * Makefile.am: Include multilib.am. 832 * configure.ac: Remove AC_PREREQ. Use AC_LANG_SOURCE. 833 * Makefile.in, aclocal.m4, config.h.in, configure: Regenerate. 834 8352018-10-05 Ian Lance Taylor <iant@golang.org> 836 837 PR libbacktrace/87529 838 * backtrace.h: Document that backtrace_create_state should be 839 called only once. 840 8412018-08-05 Iain Buclaw <ibuclaw@gdcproject.org> 842 843 * configure.ac: Move define of HAVE_ZLIB into check for -lz. 844 * Makefile.in: Regenerate. 845 * config.h.in: Likewise. 846 * configure: Likewise. 847 8482018-08-01 Tony Reix <tony.reix@atos.net> 849 850 * xcoff.c (struct xcoff_line, struct xcoff_line_vector): Remove. 851 (struct xcoff_func, struct xcoff_func_vector): New structs. 852 (xcoff_syminfo): Drop leading dot from symbol name. 853 (xcoff_line_compare, xcoff_line_search): Remove. 854 (xcoff_func_compare, xcoff_func_search): New static functions. 855 (xcoff_lookup_pc): Search function table. 856 (xcoff_add_line, xcoff_process_linenos): Remove. 857 (xcoff_initialize_fileline): Build function table. 858 8592018-06-21 Denis Khalikov <d.khalikov@partner.samsung.com> 860 861 PR other/86198 862 * elf.c (elf_add): Increase ".note.gnu.build-id" section size 863 checking up to 36 bytes. 864 8652018-04-24 H.J. Lu <hongjiu.lu@intel.com> 866 867 * configure: Regenerated. 868 8692018-04-19 Jakub Jelinek <jakub@redhat.com> 870 871 * configure: Regenerated. 872 8732018-04-17 Ian Lance Taylor <iant@golang.org> 874 875 * backtrace.c: Revert last two changes. Don't call mmap 876 directly. 877 8782018-04-17 Ian Lance Taylor <iant@golang.org> 879 880 * backtrace.c: Include backtrace-supported.h before checking 881 BACKTRACE_USES_MALLOC. 882 8832018-04-17 Ian Lance Taylor <iant@golang.org> 884 885 * backtrace.c (backtrace_full): When testing whether we can 886 allocate memory, call mmap directly, and munmap the memory. 887 8882018-04-04 Jakub Jelinek <jakub@redhat.com> 889 890 PR other/85161 891 * elf.c (elf_zlib_fetch): Fix up predefined macro names in test for 892 big endian, only use 32-bit loads if endianity macros are predefined 893 and indicate big or little endian. 894 8952018-02-14 Igor Tsimbalist <igor.v.tsimbalist@intel.com> 896 897 PR target/84148 898 * configure: Regenerate. 899 9002018-02-15 Jakub Jelinek <jakub@redhat.com> 901 902 PR other/82368 903 * elf.c (SHT_PROGBITS): Undefine and define. 904 9052018-02-14 Jakub Jelinek <jakub@redhat.com> 906 907 PR other/82368 908 * elf.c (EM_PPC64, EF_PPC64_ABI): Undefine and define. 909 (struct elf_ppc64_opd_data): New type. 910 (elf_initialize_syminfo): Add opd argument, handle symbols 911 pointing into the PowerPC64 ELFv1 .opd section. 912 (elf_add): Read .opd section on PowerPC64 ELFv1, pass pointer 913 to structure with .opd data to elf_initialize_syminfo. 914 9152018-01-31 Ian Lance Taylor <iant@golang.org> 916 917 * elf.c (elf_add): Close descriptor if we use a debugfile. 918 * btest.c (check_open_files): New static function. 919 (main): Call check_open_files. 920 9212018-01-25 Ian Lance Taylor <iant@golang.org> 922 923 * elf.c (elf_open_debugfile_by_debuglink): Don't check CRC if the 924 desired CRC is zero. 925 (elf_add): Don't clear *found_sym and *found_dwarf if debuginfo. 926 9272018-01-25 Ian Lance Taylor <iant@golang.org> 928 929 * pecoff.c (coff_add): Only release syms_view if it is valid. 930 9312018-01-25 Ian Lance Taylor <iant@golang.org> 932 933 * pecoff.c (coff_add): Another memcpy -> coff_read4 fix. 934 9352018-01-24 Ian Lance Taylor <iant@golang.org> 936 937 * pecoff.c (coff_add): Use coff_read4, not memcpy. 938 9392018-01-24 Ian Lance Taylor <iant@golang.org> 940 941 PR other/68239 942 * mmap.c (backtrace_free_locked): Don't put more than 16 entries 943 on the free list. 944 9452018-01-19 Tony Reix <tony.reix@atos.net> 946 947 * xcoff.c (xcoff_incl_compare): New function. 948 (xcoff_incl_search): New function. 949 (xcoff_process_linenos): Use bsearch to find include file. 950 (xcoff_initialize_fileline): Sort include file information. 951 9522018-01-16 Ian Lance Taylor <iant@golang.org> 953 954 * elf.c (codes) [GENERATE_FIXED_HUFFMAN_TABLE]: Fix size to be 955 288. 956 (main) [GENERATE_FIXED_HUFFMAN_TABLE]: Pass 288 to 957 elf_zlib_inflate_table. Generate elf_zlib_default_dist_table. 958 (elf_zlib_default_table): Update. 959 (elf_zlib_default_dist_table): New static array. 960 (elf_zlib_inflate): Use elf_zlib_default_dist_table for dist table 961 for block type 1. 962 * ztest.c (struct zlib_test): Add uncompressed_len. 963 (tests): Initialize uncompressed_len field. Add new test case. 964 (test_samples): Use uncompressed_len field. 965 9662018-01-03 Jakub Jelinek <jakub@redhat.com> 967 968 Update copyright years. 969 9702017-11-17 Igor Tsimbalist <igor.v.tsimbalist@intel.com> 971 972 * configure.ac: Add CET_FLAGS to EXTRA_FLAGS. 973 * aclocal.m4: Regenerate. 974 * Makefile.in: Likewise. 975 * configure: Likewise. 976 9772017-10-06 Ian Lance Taylor <iant@golang.org> 978 979 * ztest.c (test_large): Pass unsigned long *, not size_t *, to 980 zlib uncompress function. 981 9822017-10-05 Ian Lance Taylor <iant@golang.org> 983 984 * elf.c (elf_zlib_fetch): Change pval argument to uint64_t *. 985 Read a four byte integer. 986 (elf_zlib_inflate): Change val to uint64_t. Align pin to a 32-bit 987 boundary before ever calling elf_zlib_fetch. 988 * ztest.c (test_large): Simplify print statements a bit. 989 9902017-10-02 Ian Lance Taylor <iant@golang.org> 991 992 * ztest.c: #include <errno.h>. 993 (TEST_TIMING): Don't define, don't test. 994 (xclock_gettime, xclockid_t): Define if !HAVE_CLOCK_GETTIME. 995 (clockid_t, clock_gettime, CLOCK_REALTIME): Likewise. 996 (ZLIB_CLOCK_GETTIME_ARG): Define. 997 * configure.ac: Change clock_gettime_link to CLOCK_GETTIME_LINK. 998 * Makefile.am: Likewise. 999 * configure, Makefile.in: Rebuild. 1000 10012017-10-02 Thomas Schwinge <thomas@codesourcery.com> 1002 1003 PR other/67165 1004 * Makefile.am: Append the content of clock_gettime_link to 1005 ztest_LDADD. 1006 * configure.ac: Test for the case that clock_gettime is in librt. 1007 * Makefile.in: Regenerate. 1008 * configure: Likewise. 1009 1010 PR other/67165 1011 * configure.ac: Check for clock_gettime. 1012 * config.h.in: Regenerate. 1013 * configure: Likewise. 1014 * ztest.c (average_time, test_large): Conditionalize test timing 1015 on clock_gettime availability. 1016 10172017-09-29 Tony Reix <tony.reix@atos.net> 1018 1019 * xcoff.c: Initial support for DWARF debug sections in XCOFF. 1020 (STYP_DWARF, SSUBTYP_DW*): Define. 1021 (enum dwarf_section): Define. 1022 (struct dwsect_info): Define. 1023 (xcoff_add): Look for DWARF sections, pass them to 1024 backtrace_dwarf_add. 1025 10262017-09-28 Ian Lance Taylor <iant@golang.org> 1027 1028 PR other/67165 1029 * elf.c (__builtin_prefetch): Define if not __GNUC__. 1030 (unlikely): Define. 1031 (SHF_UNCOMPRESSED, ELFCOMPRESS_ZLIB): Define. 1032 (b_elf_chdr): Define type. 1033 (enum debug_section): Add ZDEBUG_xxx values. 1034 (debug_section_names): Add names for new sections. 1035 (struct debug_section_info): Add compressed field. 1036 (elf_zlib_failed, elf_zlib_fetch): New static functions. 1037 (HUFFMAN_TABLE_SIZE, HUFFMAN_VALUE_MASK): Define. 1038 (HUFFMAN_BITS_SHIFT, HUFFMAN_BITS_MASK): Define. 1039 (HUFFMAN_SECONDARY_SHIFT): Define. 1040 (ZDEBUG_TABLE_SIZE): Define. 1041 (ZDEBUG_TABLE_CODELEN_OFFSET, ZDEBUG_TABLE_WORK_OFFSET): Define. 1042 (final_next_secondary): New static variable if 1043 BACKTRACE_GENERATE_FIXED_HUFFMAN_TABLE. 1044 (elf_zlib_inflate_table): New static function. 1045 (BACKTRACE_GENERATE_FIXED_HUFFMAN_TABLE): If define, define main 1046 function to produce fixed Huffman table. 1047 (elf_zlib_default_table): New static variable. 1048 (elf_zlib_inflate): New static function. 1049 (elf_zlib_verify_checksum): Likewise. 1050 (elf_zlib_inflate_and_verify): Likewise. 1051 (elf_uncompress_zdebug): Likewise. 1052 (elf_uncompress_chdr): Likewise. 1053 (backtrace_uncompress_zdebug): New extern function. 1054 (elf_add): Look for .zdebug sections and SHF_COMPRESSED debug 1055 sections, and uncompress them. 1056 * internal.h (backtrace_compress_zdebug): Declare. 1057 * ztest.c: New file. 1058 * configure.ac: Check for -lz and check whether the linker 1059 supports --compress-debug-sections. 1060 * Makefile.am (ztest_SOURCES): New variable. 1061 (ztest_CFLAGS, ztest_LDADD): New variables. 1062 (check_PROGRAMS): Add ztest. 1063 (ctestg_SOURCES): New variable. 1064 (ctestg_CFLAGS, ctestg_LDFLAGS, ctestg_LDADD): New variables. 1065 (ctesta_SOURCES): New variable. 1066 (ctesta_CFLAGS, ctesta_LDFLAGS, ctesta_LDADD): New variables. 1067 (check_PROGRAMS): Add ctestg and ctesta. 1068 * configure, config.h.in, Makefile.in: Rebuild. 1069 10702017-09-22 Ian Lance Taylor <iant@golang.org> 1071 1072 PR sanitizer/77631 1073 * configure.ac: Check for lstat and readlink. 1074 * elf.c (lstat, readlink): Provide dummy versions if real versions 1075 are not available. 1076 * configure, config.h.in: Rebuild. 1077 10782017-09-21 Ian Lance Taylor <iant@google.com> 1079 1080 PR go/82284 1081 * elf.c (backtrace_initialize): Set pd.exe_filename. 1082 10832017-09-20 Ian Lance Taylor <iant@golang.org> 1084 Denis Khalikov <d.khalikov@partner.samsung.com> 1085 1086 PR sanitizer/77631 1087 Support for external debug info. 1088 * elf.c: Include <errno.h>, <sys/stat.h>, <unistd.h>. 1089 (S_ISLNK): Define if not defined. 1090 (xstrnlen): Define if strnlen is not available. 1091 (b_elf_note): Define type. 1092 (NT_GNU_BUILD_ID): Define macro. 1093 (elf_crc32, elf_crc32_file): New static functions. 1094 (elf_is_symlink, elf_readlink): New static functions. 1095 (elf_open_debugfile_by_buildid): New static function. 1096 (elf_try_debugfile): New static function. 1097 (elf_find_debugfile_by_debuglink): New static function. 1098 (elf_open_debugfile_by_debuglink): New static function. 1099 (elf_add): Add filename and debuginfo parameters. Adjust all 1100 callers. Look for external debug info notes, and try to fetch 1101 debug info from external file. 1102 (struct phdr_data): Add exe_filename field. 1103 (phdr_callback): Pass filename to elf_add. 1104 (backtrace_initialize): Add filename parameter. 1105 * internal.h (backtrace_initialize): Add filename parameter. 1106 * fileline.c (fileline_initialize): Pass filename to 1107 backtrace_initialize. 1108 * pecoff.c (fileline_initialize): Add unused filename parameter. 1109 * unknown.c (fileline_initialize): Likewise. 1110 * xcoff.c (fileline_initialize): Likewise. 1111 * configure.ac: Check for objcopy --add-gnu-debuglink. 1112 * Makefile.am (dtest): New test target. 1113 * configure, Makefile.in: Rebuild. 1114 11152017-09-12 Steve Ellcey <sellcey@cavium.com> 1116 1117 PR other/81096 1118 * Makefile.am (ttest_CFLAGS): Add $(AM_CFLAGS) 1119 * Makefile.in: Regenerate. 1120 11212017-09-12 Steve Ellcey <sellcey@cavium.com> 1122 1123 PR other/81096 1124 * libbacktrace/Makefile.in 1125 (HAVE_PTHREAD_TRUE@@NATIVE_TRUE@ttest_CFLAGS): Add $(AM_CFLAGS) 1126 11272017-08-02 David Edelsohn <dje.gcc@gmail.com> 1128 1129 PR bootstrap/81638 1130 * xcoff.c (xcoff_process_linenos): Initialize incl to NULL. 1131 11322017-07-28 Tony Reix <tony.reix@atos.net> 1133 1134 * xcoff.c: Don't leak a file descriptor if an archive is malformed. 1135 11362017-07-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> 1137 1138 * fileline.c (fileline_initialize): Print pid_t as long. 1139 11402017-07-26 Tony Reix <tony.reix@atos.net> 1141 1142 * configure.ac: Check for XCOFF32/XCOFF64. Check for loadquery. 1143 * filetype.awk: Separate AIX XCOFF32 and XCOFF64. 1144 * xcoff.c: Add support for AIX XCOFF32 and XCOFF64 formats. 1145 * configure, config.h.in: Regenerate. 1146 11472017-07-21 Tony Reix <tony.reix@atos.net> 1148 1149 * filetype.awk: Add AIX XCOFF type detection. 1150 * configure.ac: Recognize xcoff format. 1151 * Makefile.am (FORMAT_FILES): Add xcoff.c. 1152 * fileline.c: Include <unistd.h>. 1153 (fileline_initialize): Add case for AIX procfs. 1154 * xcoff.c: New file. 1155 * configure, Makefile.in: Rebuild. 1156 11572017-06-21 Richard Biener <rguenther@suse.de> 1158 1159 * configure.ac: Add AC_SYS_LARGEFILE. 1160 * config.h.in: Regenerate. 1161 * configure: Likewise. 1162 11632017-06-11 Ian Lance Taylor <iant@golang.org> 1164 1165 * elf.c (backtrace_initialize): Always set *fileline_fn. 1166 * ttest.c: New file. 1167 * btest.c: Move support functions into testlib.c. Change calls to 1168 check to pass file name. 1169 * testlib.c: New file, copied from (part of) btest.c. 1170 * testlib.h: New file, declarations for testlib.c. 1171 * edtest.c: Use testlib.h and testlib.c. 1172 * configure.ac: Test for -pthread, set HAVE_PTHREAD conditional. 1173 * Makefile.am (btest_SOURCES): Add testlib.c. 1174 (edtest_SOURCES): Likewise. 1175 (CHECK_PROGRAMS): Add ttest if HAVE_PTHREAD. 1176 (ttest_SOURCES, ttest_CFLAGS, ttest_LDADD): Define. 1177 * configure, Makefile.in: Rebuild. 1178 11792017-05-19 Than McIntosh <thanm@google.com> 1180 1181 * dwarf.c (free_line_header): Don't free dirs if dirs_count == 0. 1182 (read_line_header): Don't allocate dirs if dirs_count == 0. 1183 * edtest.c: New file. 1184 * edtest2.c: New file. 1185 * Makefile.am (edtest_SOURCES, edtest_LDADD): Define. 1186 (check_PROGRAMS): Add edtest. 1187 (edtest2_build.c, gen_edtest2_build): New targets. 1188 * Makefile.in: Rebuild. 1189 11902017-03-08 Sam Thursfield <sam.thursfield@codethink.co.uk> 1191 1192 * btest.c (test5): Replace #ifdef guard with 'unused' attribute 1193 to fix compile warning when BACKTRACE_SUPPORTED isn't defined. 1194 11952017-01-01 Jakub Jelinek <jakub@redhat.com> 1196 1197 Update copyright years. 1198 11992016-11-15 Matthias Klose <doko@ubuntu.com> 1200 1201 * configure: Regenerate. 1202 12032016-09-11 Carlos Liam <carlos@aarzee.me> 1204 1205 * all: Remove meaningless trailing whitespace. 1206 12072016-05-18 Uros Bizjak <ubizjak@gmail.com> 1208 1209 PR target/71161 1210 * elf.c (phdr_callback) [__i386__]: Add 1211 __attribute__((__force_align_arg_pointer__)). 1212 12132016-03-02 Maxim Ostapenko <m.ostapenko@partner.samsung.com> 1214 1215 * elf.c (backtrace_initialize): Properly initialize elf_fileline_fn to 1216 avoid possible crash. 1217 (elf_add): Don't set *fileline_fn to elf_nodebug value in case of 1218 missing debug info anymore. 1219 12202016-02-06 John David Anglin <danglin@gcc.gnu.org> 1221 1222 * mmap.c (MAP_FAILED): Define if not defined. 1223 12242016-01-04 Jakub Jelinek <jakub@redhat.com> 1225 1226 Update copyright years. 1227 12282015-12-18 Andris Pavenis <andris.pavenis@iki.fi> 1229 1230 * configure.ac: Specify that DJGPP do not have mmap 1231 even when sys/mman.h exists. 1232 * configure: Regenerate 1233 12342015-12-09 John David Anglin <danglin@gcc.gnu.org> 1235 1236 PR libgfortran/68115 1237 * configure.ac: Set libbacktrace_cv_sys_sync to no on hppa*-*-hpux*. 1238 * configure: Regenerate. 1239 * elf.c (backtrace_initialize): Cast __sync_bool_compare_and_swap call 1240 to void. 1241 12422015-09-17 Ian Lance Taylor <iant@google.com> 1243 1244 * posix.c (backtrace_open): Cast second argument of open() to int. 1245 12462015-09-11 Ian Lance Taylor <iant@google.com> 1247 1248 * Makefile.am (backtrace.lo): Depend on internal.h. 1249 (sort.lo, stest.lo): Add explicit dependencies. 1250 * Makefile.in: Rebuild. 1251 12522015-09-09 Hans-Peter Nilsson <hp@axis.com> 1253 1254 * backtrace.c: #include <sys/types.h>. 1255 12562015-09-08 Ian Lance Taylor <iant@google.com> 1257 1258 PR other/67457 1259 * backtrace.c: #include "internal.h". 1260 (struct backtrace_data): Add can_alloc field. 1261 (unwind): If can_alloc is false, don't try to get file/line 1262 information. 1263 (backtrace_full): Set can_alloc field in bdata. 1264 * alloc.c (backtrace_alloc): Don't call error_callback if it is 1265 NULL. 1266 * mmap.c (backtrace_alloc): Likewise. 1267 * internal.h: Update comments for backtrace_alloc and 1268 backtrace_free. 1269 12702015-09-08 Ian Lance Taylor <iant@google.com> 1271 1272 PR other/67457 1273 * mmap.c (backtrace_alloc): Correct test for mmap failure. 1274 12752015-08-31 Ulrich Weigand <Ulrich.Weigand@de.ibm.com> 1276 1277 * configure.ac: For spu-*-* targets, set have_fcntl to no. 1278 * configure: Regenerate. 1279 12802015-08-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com> 1281 1282 * configure.ac: Remove [disable-shared] argument to LT_INIT. 1283 Remove setting PIC_FLAG when building as target library. 1284 * configure: Regenerate. 1285 12862015-08-26 Hans-Peter Nilsson <hp@axis.com> 1287 1288 * configure.ac: Only compile with -fPIC if the target 1289 supports it. 1290 * configure: Regenerate. 1291 12922015-08-24 Ulrich Weigand <Ulrich.Weigand@de.ibm.com> 1293 1294 * configure.ac: Set have_mmap to no on spu-*-* targets. 1295 * configure: Regenerate. 1296 12972015-08-13 Ian Lance Taylor <iant@google.com> 1298 1299 * dwarf.c (read_function_entry): Add vec_inlined parameter. 1300 Change all callers. 1301 13022015-06-11 Martin Sebor <msebor@redhat.com> 1303 1304 PR sanitizer/65479 1305 * dwarf.c (struct line): Add new field idx. 1306 (line_compare): Use it. 1307 (add_line): Set it. 1308 (read_line_info): Reset it. 1309 13102015-05-29 Tristan Gingold <gingold@adacore.com> 1311 1312 * pecoff.c: New file. 1313 * Makefile.am (FORMAT_FILES): Add pecoff.c and dependencies. 1314 * Makefile.in: Regenerate. 1315 * filetype.awk: Detect pecoff. 1316 * configure.ac: Define BACKTRACE_SUPPORTS_DATA on elf platforms. 1317 Add pecoff. 1318 * btest.c (test5): Test enabled only if BACKTRACE_SUPPORTS_DATA is 1319 true. 1320 * backtrace-supported.h.in (BACKTRACE_SUPPORTS_DATA): Define. 1321 * configure: Regenerate. 1322 * pecoff.c: New file. 1323 13242015-05-13 Michael Haubenwallner <michael.haubenwallner@ssi-schaefer.com> 1325 1326 * Makefile.in: Regenerated with automake-1.11.6. 1327 * aclocal.m4: Likewise. 1328 * configure: Likewise. 1329 13302015-01-24 Matthias Klose <doko@ubuntu.com> 1331 1332 * configure.ac: Move AM_ENABLE_MULTILIB before AC_PROG_CC. 1333 * configure: Regenerate. 1334 13352015-01-05 Jakub Jelinek <jakub@redhat.com> 1336 1337 Update copyright years. 1338 13392014-11-21 H.J. Lu <hongjiu.lu@intel.com> 1340 1341 PR bootstrap/63784 1342 * configure: Regenerated. 1343 13442014-11-11 David Malcolm <dmalcolm@redhat.com> 1345 1346 * ChangeLog.jit: New. 1347 13482014-11-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org> 1349 1350 PR target/63610 1351 * configure: Regenerate. 1352 13532014-10-23 Ian Lance Taylor <iant@google.com> 1354 1355 * internal.h (backtrace_atomic_load_pointer) [no atomic or sync]: 1356 Fix to return void *. 1357 13582014-05-08 Ian Lance Taylor <iant@google.com> 1359 1360 * mmap.c (backtrace_free): If freeing a large aligned block of 1361 memory, call munmap rather than holding onto it. 1362 (backtrace_vector_grow): When growing a vector, double the number 1363 of pages requested. When releasing the old version of a grown 1364 vector, pass the correct size to backtrace_free. 1365 13662014-03-07 Ian Lance Taylor <iant@google.com> 1367 1368 * sort.c (backtrace_qsort): Use middle element as pivot. 1369 13702014-03-06 Ian Lance Taylor <iant@google.com> 1371 1372 * sort.c: New file. 1373 * stest.c: New file. 1374 * internal.h (backtrace_qsort): Declare. 1375 * dwarf.c (read_abbrevs): Call backtrace_qsort instead of qsort. 1376 (read_line_info, read_function_entry): Likewise. 1377 (read_function_info, build_dwarf_data): Likewise. 1378 * elf.c (elf_initialize_syminfo): Likewise. 1379 * Makefile.am (libbacktrace_la_SOURCES): Add sort.c. 1380 (stest_SOURCES, stest_LDADD): Define. 1381 (check_PROGRAMS): Add stest. 1382 13832014-02-07 Misty De Meo <misty@brew.sh> 1384 1385 PR target/58710 1386 * configure.ac: Use AC_LINK_IFELSE in check for 1387 _Unwind_GetIPInfo. 1388 * configure: Regenerate. 1389 13902014-01-02 Richard Sandiford <rdsandiford@googlemail.com> 1391 1392 Update copyright years 1393 13942013-12-06 Jakub Jelinek <jakub@redhat.com> 1395 1396 * elf.c (ET_DYN): Undefine and define again. 1397 (elf_add): Add exe argument, if true and ehdr.e_type is ET_DYN, 1398 return early -1 without closing the descriptor. 1399 (struct phdr_data): Add exe_descriptor. 1400 (phdr_callback): If pd->exe_descriptor is not -1, for very first 1401 call if dlpi_name is NULL just call elf_add with the exe_descriptor, 1402 otherwise backtrace_close the exe_descriptor if not -1. Adjust 1403 call to elf_add. 1404 (backtrace_initialize): Adjust call to elf_add. If it returns 1405 -1, set pd.exe_descriptor to descriptor, otherwise set it to -1. 1406 14072013-12-05 Ian Lance Taylor <iant@google.com> 1408 1409 * alloc.c (backtrace_vector_finish): Add error_callback and data 1410 parameters. Call backtrace_vector_release. Return address base. 1411 * mmap.c (backtrace_vector_finish): Add error_callback and data 1412 parameters. Return address base. 1413 * dwarf.c (read_function_info): Get new address base from 1414 backtrace_vector_finish. 1415 * internal.h (backtrace_vector_finish): Update declaration. 1416 14172013-11-27 Ian Lance Taylor <iant@google.com> 1418 1419 * dwarf.c (find_address_ranges): New static function, broken out 1420 of build_address_map. 1421 (build_address_map): Call it. 1422 * btest.c (check): Check for missing filename or function, rather 1423 than crashing. 1424 (f3): Check that enough frames were returned. 1425 14262013-11-19 Jakub Jelinek <jakub@redhat.com> 1427 1428 * backtrace.h (backtrace_syminfo_callback): Add symsize argument. 1429 * elf.c (elf_syminfo): Pass 0 or sym->size to the callback as 1430 last argument. 1431 * btest.c (struct symdata): Add size field. 1432 (callback_three): Add symsize argument. Copy it to the data->size 1433 field. 1434 (f23): Set symdata.size to 0. 1435 (test5): Likewise. If sizeof (int) > 1, lookup address of 1436 ((uintptr_t) &global) + 1. Verify symdata.val and symdata.size 1437 values. 1438 1439 * atomic.c: Include sys/types.h. 1440 14412013-11-18 Ian Lance Taylor <iant@google.com> 1442 1443 * configure.ac: Check for support of __atomic extensions. 1444 * internal.h: Declare or #define atomic functions for use in 1445 backtrace code. 1446 * atomic.c: New file. 1447 * dwarf.c (dwarf_lookup_pc): Use atomic functions. 1448 (dwarf_fileline, backtrace_dwarf_add): Likewise. 1449 * elf.c (elf_add_syminfo_data, elf_syminfo): Likewise. 1450 (backtrace_initialize): Likewise. 1451 * fileline.c (fileline_initialize): Likewise. 1452 * Makefile.am (libbacktrace_la_SOURCES): Add atomic.c. 1453 * configure, config.h.in, Makefile.in: Rebuild. 1454 14552013-11-18 Jakub Jelinek <jakub@redhat.com> 1456 1457 * elf.c (SHN_UNDEF): Define. 1458 (elf_initialize_syminfo): Add base_address argument. Ignore symbols 1459 with st_shndx == SHN_UNDEF. Add base_address to address fields. 1460 (elf_add): Adjust caller. 1461 1462 * elf.c (phdr_callback): Process info->dlpi_addr == 0 normally. 1463 14642013-11-16 Ian Lance Taylor <iant@google.com> 1465 1466 * backtrace.h (backtrace_create_state): Correct comment about 1467 threading. 1468 14692013-11-15 Ian Lance Taylor <iant@google.com> 1470 1471 * backtrace.h (backtrace_syminfo): Update comment and parameter 1472 name to take any address, not just a PC value. 1473 * elf.c (STT_OBJECT): Define. 1474 (elf_nosyms): Rename parameter pc to addr. 1475 (elf_symbol_search): Rename local variable pc to addr. 1476 (elf_initialize_syminfo): Add STT_OBJECT symbols to elf_symbols. 1477 (elf_syminfo): Rename parameter pc to addr. 1478 * btest.c (global): New global variable. 1479 (test5): New test. 1480 (main): Call test5. 1481 14822013-10-17 Ian Lance Taylor <iant@google.com> 1483 1484 * elf.c (elf_add): Don't get the wrong offsets if a debug section 1485 is missing. 1486 14872013-10-15 David Malcolm <dmalcolm@redhat.com> 1488 1489 * configure.ac: Add --enable-host-shared, setting up 1490 pre-existing PIC_FLAG variable within Makefile.am et al. 1491 * configure: Regenerate. 1492 14932013-09-20 Alan Modra <amodra@gmail.com> 1494 1495 * configure: Regenerate. 1496 14972013-07-23 Alexander Monakov <amonakov@ispras.ru> 1498 1499 * elf.c (elf_syminfo): Loop over the elf_syminfo_data chain. 1500 15012013-07-23 Alexander Monakov <amonakov@ispras.ru> 1502 1503 * elf.c (backtrace_initialize): Pass elf_fileline_fn to 1504 dl_iterate_phdr callbacks. 1505 15062013-03-25 Ian Lance Taylor <iant@google.com> 1507 1508 * alloc.c: #include <sys/types.h>. 1509 * mmap.c: Likewise. 1510 15112013-01-31 Ian Lance Taylor <iant@google.com> 1512 1513 * dwarf.c (read_function_info): Permit fvec parameter to be NULL. 1514 (dwarf_lookup_pc): Don't use ddata->fvec if threaded. 1515 15162013-01-25 Jakub Jelinek <jakub@redhat.com> 1517 1518 PR other/56076 1519 * dwarf.c (read_line_header): Don't crash if DW_AT_comp_dir 1520 attribute was not seen. 1521 15222013-01-16 Ian Lance Taylor <iant@google.com> 1523 1524 * dwarf.c (struct unit): Add filename and abs_filename fields. 1525 (build_address_map): Set new fields when reading unit. 1526 (dwarf_lookup_pc): If we don't find an entry in the line table, 1527 just return the main file name. 1528 15292013-01-14 Richard Sandiford <rdsandiford@googlemail.com> 1530 1531 Update copyright years. 1532 15332013-01-01 Ian Lance Taylor <iant@google.com> 1534 1535 PR bootstrap/54834 1536 * Makefile.am (AM_CPPFLAGS): Remove -I ../gcc/include and -I 1537 $(MULTIBUILDTOP)/../../gcc/include. 1538 * Makefile.in: Rebuild. 1539 15402013-01-01 Ian Lance Taylor <iant@google.com> 1541 1542 PR other/55536 1543 * mmap.c (backtrace_alloc): Don't call sync functions if not 1544 threaded. 1545 (backtrace_free): Likewise. 1546 15472012-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 1548 1549 * mmapio.c: Define MAP_FAILED if not defined. 1550 15512012-12-11 Jakub Jelinek <jakub@redhat.com> 1552 1553 PR bootstrap/54926 1554 * Makefile.am (AM_CFLAGS): Remove -frandom-seed=$@. 1555 * configure.ac: If --with-target-subdir, add -frandom-seed=$@ 1556 to EXTRA_FLAGS unconditionally, otherwise check whether the compiler 1557 accepts it. 1558 * Makefile.in: Regenerated. 1559 * configure: Regenerated. 1560 15612012-12-07 Jakub Jelinek <jakub@redhat.com> 1562 1563 PR bootstrap/54926 1564 * Makefile.am (AM_CFLAGS): Add -frandom-seed=$@. 1565 * Makefile.in: Regenerated. 1566 15672012-11-20 Ian Lance Taylor <iant@google.com> 1568 1569 * dwarf.c (read_attribute): Always clear val. 1570 15712012-11-13 Ian Lance Taylor <iant@google.com> 1572 1573 PR other/55312 1574 * configure.ac: Only add -Werror if building a target library. 1575 * configure: Rebuild. 1576 15772012-11-12 Ian Lance Taylor <iant@google.com> 1578 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> 1579 Gerald Pfeifer <gerald@pfeifer.com> 1580 1581 * configure.ac: Check for getexecname. 1582 * fileline.c: #include <errno.h>. Define getexecname if not 1583 available. 1584 (fileline_initialize): Try to find the executable in a few 1585 different ways. 1586 * print.c (error_callback): Only print the filename if it came 1587 from the backtrace state. 1588 * configure, config.h.in: Rebuild. 1589 15902012-10-29 Ian Lance Taylor <iant@google.com> 1591 1592 * mmap.c (backtrace_vector_release): Correct last patch: add 1593 aligned, not size. 1594 15952012-10-29 Ian Lance Taylor <iant@google.com> 1596 1597 * mmap.c (backtrace_vector_release): Make sure freed block is 1598 aligned on 8-byte boundary. 1599 16002012-10-26 Ian Lance Taylor <iant@google.com> 1601 1602 PR other/55087 1603 * posix.c (backtrace_open): Add does_not_exist parameter. 1604 * elf.c (phdr_callback): Do not warn if shared library could not 1605 be opened. 1606 * fileline.c (fileline_initialize): Update calls to 1607 backtrace_open. 1608 * internal.h (backtrace_open): Update declaration. 1609 16102012-10-26 Jack Howarth <howarth@bromo.med.uc.edu> 1611 1612 PR target/55061 1613 * configure.ac: Check for _Unwind_GetIPInfo function declaration. 1614 * configure: Regenerate. 1615 16162012-10-24 Ian Lance Taylor <iant@google.com> 1617 1618 PR target/55061 1619 * configure.ac: Check whether -funwind-tables option works. 1620 * configure: Rebuild. 1621 16222012-10-11 Ian Lance Taylor <iant@google.com> 1623 1624 * configure.ac: Do not use dl_iterate_phdr on Solaris 10. 1625 * configure: Rebuild. 1626 16272012-10-10 Ian Lance Taylor <iant@google.com> 1628 1629 * elf.c: Rename all Elf typedefs to start with b_elf, and be all 1630 lower case. 1631 16322012-10-10 Hans-Peter Nilsson <hp@bitrange.com> 1633 1634 * elf.c (elf_add_syminfo_data): Add casts to avoid warning. 1635 16362012-10-09 Ian Lance Taylor <iant@google.com> 1637 1638 * dwarf.c (dwarf_fileline): Add cast to avoid warning. 1639 (backtrace_dwarf_add): Likewise. 1640 16412012-10-09 Ian Lance Taylor <iant@google.com> 1642 1643 Add support for tracing through shared libraries. 1644 * configure.ac: Check for link.h and dl_iterate_phdr. 1645 * elf.c: #include <link.h> if system has dl_iterate_phdr. #undef 1646 ELF macros before #defining them. 1647 (dl_phdr_info, dl_iterate_phdr): Define if system does not have 1648 dl_iterate_phdr. 1649 (struct elf_syminfo_data): Add next field. 1650 (elf_initialize_syminfo): Initialize next field. 1651 (elf_add_syminfo_data): New static function. 1652 (elf_add): New static function, broken out of 1653 backtrace_initialize. Call backtrace_dwarf_add instead of 1654 backtrace_dwarf_initialize. 1655 (struct phdr_data): Define. 1656 (phdr_callback): New static function. 1657 (backtrace_initialize): Call elf_add. 1658 * dwarf.c (struct dwarf_data): Add next and base_address fields. 1659 (add_unit_addr): Add base_address parameter. Change all callers. 1660 (add_unit_ranges, build_address_map): Likewise. 1661 (add_line): Add ddata parameter. Change all callers. 1662 (read_line_program, add_function_range): Likewise. 1663 (dwarf_lookup_pc): New static function, broken out of 1664 dwarf_fileline. 1665 (dwarf_fileline): Call dwarf_lookup_pc. 1666 (build_dwarf_data): New static function. 1667 (backtrace_dwarf_add): New function. 1668 (backtrace_dwarf_initialize): Remove. 1669 * internal.h (backtrace_dwarf_initialize): Don't declare. 1670 (backtrace_dwarf_add): Declare. 1671 * configure, config.h.in: Rebuild. 1672 16732012-10-04 Gerald Pfeifer <gerald@pfeifer.com> 1674 1675 * btest.c (f23): Avoid uninitialized variable warning. 1676 16772012-10-04 Ian Lance Taylor <iant@google.com> 1678 1679 * dwarf.c: If the system header files do not declare strnlen, 1680 provide our own version. 1681 16822012-10-03 Ian Lance Taylor <iant@google.com> 1683 1684 * dwarf.c (read_uleb128): Fix overflow test. 1685 (read_sleb128): Likewise. 1686 (build_address_map): Don't change unit_buf.start. 1687 16882012-10-02 Uros Bizjak <ubizjak@gmail.com> 1689 1690 PR other/54761 1691 * configure.ac (EXTRA_FLAGS): New. 1692 * Makefile.am (AM_FLAGS): Add $(EXTRA_FLAGS). 1693 * configure, Makefile.in: Regenerate. 1694 16952012-09-29 Ian Lance Taylor <iant@google.com> 1696 1697 PR other/54749 1698 * fileline.c (fileline_initialize): Pass errnum as -1 when 1699 reporting that we could not read executable information after a 1700 previous failure. 1701 17022012-09-27 Ian Lance Taylor <iant@google.com> 1703 1704 PR bootstrap/54732 1705 * configure.ac: Add no-dependencies to AM_INIT_AUTOMAKE. 1706 * Makefile.am: Add dependencies for all objects. 1707 * configure, aclocal.m4, Makefile.in: Rebuild. 1708 17092012-09-27 Ian Lance Taylor <iant@google.com> 1710 1711 PR other/54726 1712 * elf.c (backtrace_initialize): Set *fileln_fn, not 1713 state->fileln_fn. 1714 17152012-09-19 Ian Lance Taylor <iant@google.com> 1716 1717 * configure.ac: Only use GCC_CHECK_UNWIND_GETIPINFO when compiled 1718 as a target library. 1719 * configure: Rebuild. 1720 17212012-09-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> 1722 Ian Lance Taylor <iant@google.com> 1723 1724 * configure.ac (GCC_HEADER_STDINT): Invoke. 1725 * backtrace.h: If we can't find <stdint.h>, use "gstdint.h". 1726 * btest.c: Don't include <stdint.h>. 1727 * dwarf.c: Likewise. 1728 * configure, aclocal.m4, Makefile.in, config.h.in: Rebuild. 1729 17302012-09-18 Ian Lance Taylor <iant@google.com> 1731 1732 PR bootstrap/54623 1733 * Makefile.am (AM_CPPFLAGS): Define. 1734 (AM_CFLAGS): Remove -I options. 1735 * Makefile.in: Rebuild. 1736 17372012-09-18 Ian Lance Taylor <iant@google.com> 1738 1739 * posix.c (O_BINARY): Define if not defined. 1740 (backtrace_open): Pass O_BINARY to open. Only call fcntl if 1741 HAVE_FCNTL is defined. 1742 * configure.ac: Test for the fcntl function. 1743 * configure, config.h.in: Rebuild. 1744 17452012-09-18 Ian Lance Taylor <iant@google.com> 1746 1747 * btest.c (test1, test2, test3, test4): Add the unused attribute. 1748 17492012-09-18 Ian Lance Taylor <iant@google.com> 1750 1751 * dwarf.c: Correct test of HAVE_DECL_STRNLEN. 1752 17532012-09-18 Ian Lance Taylor <iant@google.com> 1754 1755 * configure.ac: Add AC_USE_SYSTEM_EXTENSIONS. 1756 * mmapio.c: Don't define _GNU_SOURCE. 1757 * configure, config.h.in: Rebuild. 1758 17592012-09-18 Ian Lance Taylor <iant@google.com> 1760 1761 * configure.ac: Check whether strnlen is declared. 1762 * dwarf.c: Declare strnlen if not declared. 1763 * configure, config.h.in: Rebuild. 1764 17652012-09-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> 1766 1767 * fileline.c: Include <stdlib.h>. 1768 * mmap.c: Likewise. 1769 17702012-09-17 Ian Lance Taylor <iant@google.com> 1771 1772 PR bootstrap/54611 1773 * nounwind.c (backtrace_full): Rename from backtrace. Add state 1774 parameter. 1775 17762012-09-17 Gerald Pfeifer <gerald@pfeifer.com> 1777 1778 PR bootstrap/54611 1779 * nounwind.c (backtrace_simple): Add state parameter. 1780 17812012-09-17 Ian Lance Taylor <iant@google.com> 1782 1783 PR bootstrap/54609 1784 * unknown.c (unknown_fileline): Add state parameter, remove 1785 fileline_data parameter, name error_callback parameter. 1786 (backtrace_initialize): Add state parameter. 1787 17882012-09-17 Ian Lance Taylor <iant@google.com> 1789 1790 * Initial implementation. 1791 1792Copyright (C) 2012-2021 Free Software Foundation, Inc. 1793 1794Copying and distribution of this file, with or without modification, 1795are permitted in any medium without royalty provided the copyright 1796notice and this notice are preserved. 1797