12019-02-02 Mark Wielaard <mark@klomp.org> 2 3 * dwarf_nextcu.c (__libdw_next_unit): Define bytes_end. 4 Check there are enough bytes to read extended lenght, version 5 and unit. 6 72019-01-20 Mark Wielaard <mark@klomp.org> 8 9 * dwarf_getsrclines.c (read_srclines): Check terminating NUL byte 10 for dir and file lists. 11 122018-10-23 Mark Wielaard <mark@klomp.org> 13 14 * dwarf_child.c (__libdw_find_attr): Initialize readp to NULL. 15 * dwarf_getattrs.c (dwarf_getattrs): Initialize die_addr to NULL. 16 172018-10-20 Mark Wielaard <mark@klomp.org> 18 19 * libdw.map (ELFUTILS_0.175): New section. Add dwelf_elf_begin. 20 212018-10-29 Milian Wolff <milian.wolff@kdab.com> 22 23 * dwarf_getcfi_elf.c (getcfi_shdr): Check sh_type != SHT_NOBITS. 24 252018-09-13 Mark Wielaard <mark@klomp.org> 26 27 * dwarf_begin_elf.c (check_section): Drop ehdr argument, add and 28 use shstrndx argument. 29 (global_read): Likewise. 30 (scngrp_read): Likewise. 31 (dwarf_begin_elf): Call elf_getshdrstrndx. Pass shstrndx to 32 global_read or scngrp_read. 33 342018-08-18 Mark Wielaard <mark@klomp.org> 35 36 * dwarf_getabbrev.c (__libdw_getabbrev): Continue until both name 37 and form are zero. 38 * dwarf_hasattr.c (dwarf_hasattr): Stop when both name and form 39 are zero. 40 412018-08-18 Mark Wielaard <mark@klomp.org> 42 43 * dwarf_getaranges.c (dwarf_getaranges.c): Make sure there is enough 44 data to read the address and segment size. 45 462018-07-04 Ross Burton <ross.burton@intel.com> 47 48 * libdw_alloc.c: Remove error.h include. 49 502018-06-28 Mark Wielaard <mark@klomp.org> 51 52 * dwarf_next_cfi.c (dwarf_next_cfi): Check whether length is zero. 53 542018-06-27 Mark Wielaard <mark@klomp.org> 55 56 * dwarf_begin_elf.c (check_section): Allow a single .debug_frame 57 section. 58 592018-06-26 Mark Wielaard <mark@klomp.org> 60 61 * libdw.h (dwarf_getscn_info): Remove. 62 * libdw.map (ELFUTILS_0.122): Remove dwarf_getscn_info. 63 642018-06-25 Mark Wielaard <mark@klomp.org> 65 66 * Makefile.am (libdw_a_SOURCES): Add dwarf_next_lines.c. 67 * libdw.h (dwarf_next_lines): New function declaration. 68 * libdw.map (ELFUTILS_0.173): New section. 69 * dwarf_next_lines.c: New files. 70 * dwarf_begin_elf.c (check_section): Don't error out when elf 71 decompression fails. 72 (valid_p): Allow just a single .debug_line section. 73 * dwarf_getsrclines.c (read_srclines): Keep files relative if comp_dir 74 is missing. 75 762018-06-22 Mark Wielaard <mark@klomp.org> 77 78 * dwarf_nextcu.c (__libdw_next_unit): Set next_off to -1 when it would 79 wrap around. 80 812018-06-18 Mark Wielaard <mark@klomp.org> 82 83 * dwarf_aggregate_size.c (array_size): New depth argument. Use 84 aggregate_size instead of dwarf_aggregate_size and pass depth. 85 (aggregate_size): New depth argument. Check depth isn't bigger 86 than MAX_DEPTH (256). Pass depth to recursive calls. 87 (dwarf_aggregate_size): ass zero as depth to aggregate_size. 88 892018-06-18 Mark Wielaard <mark@klomp.org> 90 91 * dwarf_peel_type.c (dwarf_peel_type): Limit modifier chain to 64. 92 932018-06-18 Mark Wielaard <mark@klomp.org> 94 95 * dwarf_aggregate_size.c (aggregate_size): Check die is not NULL. 96 972018-06-17 Luiz Angelo Daros de Luca <luizluca@gmail.com> 98 99 * dwarf_getsrclines.c (read_srclines): Intialize filelist early. 100 1012018-06-15 Mark Wielaard <mark@klomp.org> 102 103 * dwarf_getlocation.c (check_constant_offset): Clarify DW_FORM_data16 104 isn't really a constant. 105 (dwarf_getlocation): Don't handle DW_FORM_data16 as block. 106 (dwarf_getlocation_addr): Likewise. 107 (dwarf_getlocations): Likewise. 108 1092018-06-12 Mark Wielaard <mark@klomp.org> 110 111 * memory-access.h (read_3ubyte_unaligned_inc): New define. 112 1132018-06-12 Mark Wielaard <mark@klomp.org> 114 115 * libdw.h (__libdw_dieabbrev): Set die->abbrev to DWARF_END_ABBREV 116 on failure. 117 1182018-06-10 Mark Wielaard <mark@klomp.org> 119 120 * dwarf_attr_integrate.c (dwarf_attr_integrate): Stop after 16 DIE 121 ref chains. 122 * dwarf_hasattr_integrate.c (dwarf_hasattr_integrate): Likewise. 123 1242018-06-08 Mark Wielaard <mark@klomp.org> 125 126 * dwarf_getabbrev.c (dwarf_getabbrev): Check die and offset. 127 1282018-06-08 Mark Wielaard <mark@klomp.org> 129 130 * dwarf_get_units.c (dwarf_get_units): Handle existing error, no 131 dwarf. 132 1332018-06-08 Mark Wielaard <mark@klomp.org> 134 135 * dwarf_getlocation.c (store_implicit_value): Return error when 136 seeing bad DWARF or when tsearch runs out of memory. 137 (__libdw_intern_expression): Report error when store_implicit_value 138 reported an error. 139 1402018-06-08 Mark Wielaard <mark@klomp.org> 141 142 * dwarf_getsrclines.c (read_srclines): Sanity check ndirs and nfiles. 143 1442018-06-08 Mark Wielaard <mark@klomp.org> 145 146 * dwarf_getlocation_attr.c (addr_valp): Set error and return NULL 147 when there is no .debug_addr section. 148 (dwarf_getlocation_attr): If addr_valp returns NULL, then return -1. 149 1502018-06-07 Mark Wielaard <mark@klomp.org> 151 152 * libdw_findcu.c (__libdw_intern_next_unit): Report DWARF_E_VERSION, 153 not DWARF_E_INVALID_DWARF on unknown version. Set address_size and 154 offset_size to 8 when unknown. 155 1562018-06-06 Mark Wielaard <mark@klomp.org> 157 158 * libdwP.h (__libdw_dieabbrev): Check DIE addr falls in cu. 159 1602018-06-06 Mark Wielaard <mark@klomp.org> 161 162 * dwarf_getlocation_die.c (dwarf_getlocation_die): Check offset 163 falls inside cu data. 164 1652018-06-05 Mark Wielaard <mark@klomp.org> 166 167 * dwarf_getsrclines.c (read_srclines): Explicitly set diridx to -1 168 in case dwarf_formudata fails. 169 1702018-06-05 Mark Wielaard <mark@klomp.org> 171 172 * dwarf_getaranges (dwarf_getaranges): Free new_arange if 173 __libdw_findcu fails. 174 1752018-06-05 Mark Wielaard <mark@klomp.org> 176 177 * dwarf_getsrclines.c (read_srclines): Define dirarray early and 178 check whether or not it is equal to dirstack on exit/out before 179 cleanup. 180 1812018-06-05 Mark Wielaard <mark@klomp.org> 182 183 * dwarf_getalt.c (find_debug_altlink): id_path array should be 2 184 larger to contain MAX_BUILD_ID_BYTES. 185 1862018-05-31 Mark Wielaard <mark@klomp.org> 187 188 * libdw_find_split_unit.c (try_split_file): New function extracted 189 from... 190 (__libdw_find_split_unit): ... here. Try both the relative and 191 absolute paths to find a .dwo file. 192 1932018-05-30 Mark Wielaard <mark@klomp.org> 194 195 * libdw/dwarf_getsrclines.c (read_srclines): Change ndir and 196 ndirlist to size_t. Add check to see ndirlist doesn't overflow. 197 1982018-05-31 Mark Wielaard <mark@klomp.org> 199 200 * dwarf_dieoffset.c: Check die->cu != NULL. Return -1, not ~0ul 201 on failure. 202 2032018-05-29 Mark Wielaard <mark@klomp.org> 204 205 * dwarf_cuoffset.c (dwarf_cuoffset): Check die->cu is not NULL. 206 * dwarf_die_addr_die.c (dwarf_die_addr_die): Also search split 207 Dwarfs. 208 * libdwP.h (struct Dwarf): Add split_tree field. 209 (__libdw_find_split_dbg_addr): New internal function definition. 210 (__libdw_finddbg_cb): Likewise. 211 * libdw_find_split_unit.c (__libdw_find_split_unit): Insert split 212 Dwarf into skeleton dbg split_tree. 213 * libdw_findcu.c (__libdw_finddbg_cb): New function. 214 (__libdw_find_split_dbg_addr): Likewise. 215 * dwarf_end (dwarf_end): Destroy split_tree. 216 2172018-05-29 Mark Wielaard <mark@klomp.org> 218 219 * dwarf.h: Add GNU DebugFission list entry encodings 220 DW_LLE_GNU_end_of_list_entry, 221 DW_LLE_GNU_base_address_selection_entry, 222 DW_LLE_GNU_start_end_entry and DW_LLE_GNU_start_length_entry. 223 * dwarf_ranges.c (__libdw_read_begin_end_pair_inc): Handle 224 GNU DebugFission list entries. 225 2262018-05-28 Mark Wielaard <mark@klomp.org> 227 228 * libdw_find_split_unit.c (__libdw_find_split_unit): End split_dwarf 229 only after we tried every unit id in it. 230 2312018-04-07 Mark Wielaard <mark@klomp.org> 232 233 * libdwP.h (struct Dwarf_CU): Add locs_base. 234 (__libdw_cu_locs_base): New static inline function. 235 * libdw_findcu.c (__libdw_intern_next_unit): Initialize locs_base. 236 * dwarf_begin_elf.c (valid_p): Create fake_loclists_cu if necessary. 237 * dwarf_end.c (dwarf_end): Clean up fake_loclists_cu. 238 * dwarf_getlocation.c (initial_offset): Handle .debug_loclists. 239 (getlocations_addr): Likewise. 240 (dwarf_getlocation_addr): Likewise. 241 * dwarf_getlocation_attr.c (attr_form_cu): Use fake_loclists_cu for 242 DWARF5. 243 (initial_offset): Handle DW_FORM_loclistx. 244 * dwarf_ranges.c (__libdw_read_begin_end_pair_inc): Handle 245 .debug_loclists. 246 * libdwP.h (struct Dwarf): Add fake_loclists_cu. 247 2482018-04-12 Mark Wielaard <mark@klomp.org> 249 250 * dwarf.h: Add DWARF5 location list entry DW_LLE encodings. 251 * begin_elf.c (dwarf_scnnames): Add IDX_debug_loclists. 252 * dwarf_error.c (errmsgs): Remove DWARF_E_NO_LOCLIST. And replace 253 with DWARF_E_NO_DEBUG_LOC, DWARF_E_NO_DEBUG_LOCLISTS and 254 DWARF_E_NO_LOC_VALUE. 255 * dwarf_formudata.c (dwarf_formudata): Handle DW_AT_loclists_base 256 and DW_FORM_loclistx. 257 * dwarf_getlocation.c (attr_ok): Use DWARF_E_NO_LOC_VALUE. 258 (initial_offset): Use DWARF_E_NO_DEBUG_LOC. 259 * libdwP.h: Add IDX_debug_rnglists. Remove DWARF_E_NO_LOCLIST. 260 Add DWARF_E_NO_DEBUG_LOC, DWARF_E_NO_DEBUG_LOCLISTS and 261 DWARF_E_NO_LOC_VALUE. 262 2632018-05-25 Mark Wielaard <mark@klomp.org> 264 265 * libdw_find_split_unit.c (__libdw_find_split_unit): Extract linking 266 skeleton and split compile units code into... 267 * libdwP (__libdw_link_skel_split): ...this new function. 268 2692018-04-06 Mark Wielaard <mark@klomp.org> 270 271 * dwarf_formaddr.c (__libdw_addrx): New function, extracted from... 272 (dwarf_formaddr): here. Use __libdw_addrx. 273 * dwarf_getlocation.c (getlocations_addr): Pass cu to 274 __libdw_read_begin_end_pair_inc. 275 * dwarf_ranges.c (__libdw_read_begin_end_pair_inc): Take cu as 276 argument. Handle .debug_rnglists. 277 (initial_offset): Handle .debug_rnglists and DW_FORM_rnglistx. 278 (dwarf_ranges): Likewise. Check cu isn't NULL before use. Pass cu to 279 __libdw_read_begin_end_pair_inc. 280 * libdwP.h (__libdw_read_begin_end_pair_inc): Take cu as argument. 281 (__libdw_cu_ranges_base): Handle DW_AT_rnglists_base. 282 (__libdw_addrx): New function definition. 283 2842018-04-11 Mark Wielaard <mark@klomp.org> 285 286 * dwarf.h: Add DWARF5 range list entry DW_RLE encodings. 287 * begin_elf.c (dwarf_scnnames): Add IDX_debug_rnglists. 288 * dwarf_error.c (errmsgs): Add DWARF_E_NO_DEBUG_RNGLISTS. 289 * dwarf_formudata.c (dwarf_formudata): Handle DW_AT_rnglists_base 290 and DW_FORM_rnglistx. 291 * dwarf_getscopes.c (pc_match): Also check for 292 DWARF_E_NO_DEBUG_RNGLISTS. 293 * libdwP.h: Add IDX_debug_rnglists. 294 2952018-05-25 Mark Wielaard <mark@klomp.org> 296 297 * dwarf_getlocation_attr.c (__libdw_cu_addr_base): Cast offset to 298 uintptr_t before returning as pointer. 299 3002018-05-22 Mark Wielaard <mark@klomp.org> 301 302 * dwarf_getlocation.c (__libdw_cu_base_address): Treat errors of 303 getting lowpc or entrypc the same as missing base address (zero). 304 * dwarf_highpc (dwarf_highpc): Handle any address form. Always set 305 error when attribute could not be found. 306 3072018-05-21 Mark Wielaard <mark@klomp.org> 308 309 * dwarf_begin_elf.c (valid_p): Add a fake_addr_cu to the result. 310 * dwarf_end.c (cu_free): Disconnect the fake_addr_cu from the split 311 dwarf if shared with skeleton. 312 (dwarf_end): release fake_addr_cu. 313 * dwarf_formaddr.c (__libdw_cu_addr_base): Move to... 314 * libdwP.h (__libdw_cu_addr_base): ... here. 315 (struct Dwarf): Add fake_addr_cu field. 316 * dwarf_formudata.c (dwarf_formudata): Handle 317 DW_FORM_GNU_addr_index and DW_FORM_addrx[1234]. 318 * dwarf_getlocation_attr.c (addr_valp): New static function. 319 (dwarf_getlocation_attr): Create attribute for values of 320 DW_OP_GNU_const_index, DW_OP_constx and DW_OP_GNU_addr_index and 321 DW_OP_addrx. 322 * libdw_find_split_unit.c (__libdw_find_split_unit): Connect 323 IDX_debug_addr sectiondata and fake_addr_cu between split and 324 skeleton. 325 3262018-05-20 Mark Wielaard <mark@klomp.org> 327 328 * dwarf_cu_info.c: New file. 329 * Makefile.am (libdw_a_SOURCES): Add dwarf_cu_info.c. 330 * libdw.h (dwarf_cu_info): New function declaration. 331 * libdw.map (ELFUTILS_0.171): Add dwarf_cu_info. 332 3332018-05-24 Mark Wielaard <mark@klomp.org> 334 335 * dwarf_ranges.c (dwarf_ranges): Check for NULL cu. 336 * libdw_findcu.c (__libdw_intern_next_unit): Initialize ranges_base. 337 3382018-05-18 Mark Wielaard <mark@klomp.org> 339 340 * dwarf_formudata.c (__libdw_formptr): Handle the special case 341 of IDX_debug_ranges for DW_UT_split_compile with version < 5. 342 * dwarf_highpc.c (dwarf_highpc): Use dwarf_lowpc, check for 343 split compile cudie. 344 * dwarf_lowpc.c (dwarf_lowpc): Check for split compile cudie. 345 * dwarf_ranges.c (dwarf_ranges): Switch cu and sectiondata for 346 split compile units. 347 * libdwP.h (struct Dwarf_CU): Add ranges_base field. 348 (__libdw_cu_ranges_base): New static inline function. 349 3502018-05-18 Mark Wielaard <mark@klomp.org> 351 352 * libdw_findcu.c (__libdw_intern_next_unit): Init files to NULL. 353 * dwarf_getsrclines.c (dwarf_getsrclines): Handle split units by 354 taking the line table from the skeleton. 355 * dwarf_getsrcfiles.c (dwarf_getsrcfiles): Handle split units by 356 only taking the files from .debug_line offset zero (if it exists), 357 otherwise fall back to the skeleton. 358 3592018-05-17 Mark Wielaard <mark@klomp.org> 360 361 * dwarf_begin_elf.c (__libdw_debugdir): New function. 362 (valid_p): Call __libdw_debugdir. 363 * dwarf_end.c (dwarf_end.c): Free debugdir. 364 * dwarf_getalt.c (__libdw_filepath): Extract __libdw_debugdir logic. 365 take debugdir as argument instead of fd. 366 (find_debug_altlink): Call __libdw_filepath with debugdir. 367 * libdwP.h (struct Dwarf): Add debugdir field. 368 (__libdw_debugdir): New function prototype. 369 (__libdw_filepath): Adjust prototype to take a const char * instead of 370 an int. 371 * libdw_find_split_unit.c (__libdw_find_split_unit): Call 372 __libdw_filepath with debugdir. 373 3742018-05-17 Mark Wielaard <mark@klomp.org> 375 376 * dwarf_attr_integrate.c (dwarf_attr_integrate): Handle split_compile 377 unit DIE, search skeleton_compile unit DIE. 378 * dwarf_hasattr_integrate.c (dwarf_hasattr_integrate): Likewise. 379 * libdwP.h (is_cudie): Check cu is not NULL. 380 3812018-05-19 Mark Wielaard <mark@klomp.org> 382 383 * libdwP.h (__libdw_find_split_unit): Mark as internal_function. 384 3852018-05-15 Mark Wielaard <mark@klomp.org> 386 387 * Makefile.am (libdw_a_SOURCES): Add libdw_find_split_unit.c. 388 * dwarf_end.c (cu_free): Free split Dwarf. 389 * dwarf_get_units.c (dwarf_get_units): Handle DW_UT_skeleton by 390 calling __libdw_find_split_unit. 391 * libdwP.h (struct Dwarf_CU): Add split Dwarf_CU field. 392 (__libdw_find_split_unit): New function prototype. 393 (str_offsets_base_off): Use cu Dwarf if dbg is NULL. 394 (filepath): Rename to ... 395 (__libdw_filepath): This. Which is the actual function name in 396 dwarf_getalt.c. 397 (libdw_find_split_unit.c): New file. 398 * libdw_findcu.c (__libdw_intern_next_unit): Initialize split to -1. 399 4002018-05-15 Mark Wielaard <mark@klomp.org> 401 402 * libdwP.h (__libdw_first_die_from_cu_start): Adjust commented out 403 asserts. 404 * libdw_findcu.c (__libdw_intern_next_unit): For version 4 DWARF if 405 the cudie has a DW_AT_GNU_dwi_id set the unit_id8 and unit_type to 406 DW_UT_skeleton or DW_UT_split_compile based on whether the cudie has 407 child DIEs and a DW_AT_GNU_dwo_name attribute. 408 4092018-05-14 Mark Wielaard <mark@klomp.org> 410 411 * dwarf.h: Add GNU Debug Fission extensions. DW_AT_GNU_dwo_name, 412 DW_AT_GNU_dwo_id, DW_AT_GNU_ranges_base, DW_AT_GNU_addr_base, 413 DW_AT_GNU_pubnames, DW_AT_GNU_pubtypes. DW_FORM_GNU_addr_index, 414 DW_FORM_GNU_str_index. DW_OP_GNU_addr_index, DW_OP_GNU_const_index. 415 * dwarf_formaddr.c (dwarf_formaddr): Handle DW_FORM_GNU_addr_index 416 as DW_FORM_addrx. 417 (__libdw_cu_addr_base): Check for both DW_AT_GNU_addr_base and 418 DW_AT_addr_base. 419 * dwarf_formstring.c (dwarf_formstring): Handle DW_FORM_GNU_str_index 420 as DW_FORM_strx. 421 * dwarf_formudata.c (dwarf_formudata): Recognize DW_AT_GNU_addr_base 422 as addrptr. Recognize DW_AT_GNU_ranges_base as rangelistptr. 423 * dwarf_getlocation.c (__libdw_intern_expression): Handle 424 DW_OP_GNU_addr_index as DW_OP_addrx and DW_OP_GNU_const_index as 425 DW_OP_constx. 426 * libdw_form.c (__libdw_form_val_compute_len): Handle 427 DW_FORM_GNU_addr_index and DW_FORM_GNU_str_index taking an uleb128. 428 4292018-05-12 Mark Wielaard <mark@klomp.org> 430 431 * dwarf_begin_elf.c (check_section): Also recognize .dwo section 432 name variants. 433 4342018-05-11 Mark Wielaard <mark@klomp.org> 435 436 * dwarf_formudata.c (dwarf_formudata): Handle DW_AT_macros as macptr. 437 * dwarf_getmacros.c (get_table_for_offset): Add DW_MACRO_define_sup, 438 DW_MACRO_undef_sup, DW_MACRO_import_sup, DW_MACRO_define_strx and 439 DW_MACRO_undef_strx. Add str_offsets_base_off to fake CU. Deal with 440 DW_AT_macros. Use libdw_valid_user_form. 441 4422018-05-09 Mark Wielaard <mark@klomp.org> 443 444 * dwarf_formstring.c (__libdw_cu_str_off_base): Moved to... 445 * libdwP.h (__libdw_cu_str_off_base): ...here. Make static inline. 446 (str_offsets_base_off): New internal function that also parses 447 .debug_str_offsets header if necessary. 448 4492018-05-11 Mark Wielaard <mark@klomp.org> 450 451 * dwarf_siblingof.c (dwarf_siblingof): Don't reference cu till it is 452 known the Dwarf_Die is came from is valid. 453 * libdwP.h (__libdw_dieabbrev): Check cu is not NULL. 454 4552018-05-08 Mark Wielaard <mark@klomp.org> 456 457 * dwarf_formref.c (__libdw_formref): Explicitly don't handle 458 DW_FORM_ref_sup4 and DW_FORM_ref_sup8. 459 * dwarf_formref_die.c (dwarf_formref_die): Handle DW_FORM_ref_sup4 460 and DW_FORM_ref_sup8. 461 * dwarf_formstring.c (dwarf_formstring): Handle DW_FORM_strp_sup 462 as DW_FORM_GNU_strp_alt. 463 4642018-05-05 Mark Wielaard <mark@klomp.org> 465 466 * dwarf.h: Add DWARF line content descriptions. 467 * libdwP.h (libdw_valid_user_form): New static function. 468 * dwarf_getsrclines.c (read_srclines): Check and parse version 5 469 DWARF header, dir and file tables separately from older versions 470 where different. 471 4722018-04-24 Mark Wielaard <mark@klomp.org> 473 474 * dwarf_begin_elf.c (dwarf_scnnames): Add ".debug_line_str". 475 * dwarf_error.c (errmsgs): Add DWARF_E_NO_DEBUG_STR and 476 DWARF_E_NO_DEBUG_LINE_STR. 477 * dwarf_formstring.c (dwarf_formstring): Handle DW_FORM_line_strp. 478 Get data from either .debug_str or .debug_line_str. 479 * libdwP.h: Add IDX_debug_line_str, DWARF_E_NO_DEBUG_STR and 480 DWARF_E_NO_DEBUG_LINE_STR. 481 4822018-04-03 Mark Wielaard <mark@klomp.org> 483 484 * dwarf_formudata.c (__libdw_formptr): Take and return const 485 unsigned char pointers. 486 * dwarf_getlocation.c (attr_base_address): Rename to... 487 (__libdw_cu_base_address): this. Take Dwarf_CU, check and set 488 base_address. 489 (initial_offset_base): Renamed to... 490 (initial_offset): this. Only provide offset. 491 (getlocations_addr): Move data size check and 492 address base addition into __libdw_read_begin_end_pair_inc. Use 493 __libdw_cu_base_address and initial_offset. Drop Elf_Data NULL 494 check (already done by initial_offset, through __libdw_formptr). 495 (dwarf_getlocations): Use __libdw_cu_base_address and initial_offset. 496 Drop Elf_Data NULL check. 497 * dwarf_ranges.c (__libdw_read_begin_end_pair_inc): Change argument 498 type of readp to Add readend argument. Check data size. Include base 499 in begin and end result. 500 (initial_offset): New static function. 501 (dwarf_ranges): Don't check Elf_Data being NULL (already done by 502 initial_offset, through __libdw_formptr). Use __libdw_cu_base_address 503 and initial_offset. Remove base check and addition (already done by 504 __libdw_read_begin_end_pair_inc. 505 * libdwP.h (Dwarf_CU): Add base_address field. 506 (__libdw_read_begin_end_pair_inc): Change argument type of readp to 507 const. Add readend argument. 508 (__libdw_formptr): Take and return const unsigned char pointers. 509 * libdw_findcu.c (__libdw_intern_next_unit): Initialize Dwarf_CU 510 base_address. 511 5122018-04-04 Mark Wielaard <mark@klomp.org> 513 514 * libdw_findcu.c (__libdw_intern_next_unit): Initialize Dwarf_CU 515 addr_base and str_off_base. 516 5172018-03-23 Mark Wielaard <mark@klomp.org> 518 519 * dwarf_begin_elf.c (dwarf_scnnames): Add IDX_debug_str_offsets, 520 increase size. 521 * dwarf_error.c (errmsgs): Add DWARF_E_NO_STR_OFFSETS. 522 * dwarf_formstring.c (dwarf_formstring): Handle DW_FORM_strx[1234]. 523 (__libdw_cu_str_off_base): New function. 524 * dwarf_formudata.c (dwarf_formudata): Handle IDX_debug_str_offsets 525 as stroffsetsptr. 526 * libdwP.h: Add IDX_debug_str_offsets and DWARF_E_NO_STR_OFFSETS. 527 (struct Dwarf_CU): Add str_off_base field. 528 (__libdw_cu_str_off_base): New function declaration. 529 5302018-03-22 Mark Wielaard <mark@klomp.org> 531 532 * dwarf_begin_elf.c (dwarf_scnnames): Add IDX_debug_addr. 533 * dwarf_error.c (errmsgs): Add DWARF_E_NO_DEBUG_ADDR. 534 * dwarf_formaddr.c (dwarf_formaddr): Handle DW_FORM_addrx[1234]. 535 (__libdw_cu_addr_base): New function. 536 * dwarf_formudata.c (dwarf_formudata): Handle DW_AT_addr_base as 537 addrptr. 538 * libdwP.h: Add IDX_debug_addr and DWARF_E_NO_DEBUG_ADDR. 539 (struct Dwarf_CU): Add addr_base field. 540 (__libdw_cu_addr_base): New function definition. 541 * memory-access.h (file_byte_order): New static function. 542 (read_3ubyte_unaligned): New inline function. 543 5442018-03-29 Mark Wielaard <mark@klomp.org> 545 546 * libdw.h (dwarf_decl_file): Extend documentation. 547 (dwarf_linesrc): Likewise. 548 (dwarf_filesrc): Likewise. 549 5502018-03-06 Mark Wielaard <mark@klomp.org> 551 552 * dwarf.h: Add DW_OP_implicit_pointer, DW_OP_addrx, DW_OP_constx, 553 DW_OP_entry_value, DW_OP_const_type, DW_OP_regval_type, 554 DW_OP_deref_type, DW_OP_xderef_type, DW_OP_convert and 555 DW_OP_reinterpret. 556 * dwarf_getlocation.c (__libdw_intern_expression): Handle 557 DW_OP_convert, DW_OP_reinterpret, DW_OP_addrx, DW_OP_constx, 558 DW_OP_regval_type, DW_OP_entry_value, DW_OP_implicit_pointer, 559 DW_OP_deref_type, DW_OP_xderef_type and DW_OP_const_type. 560 * dwarf_getlocation_attr.c (dwarf_getlocation_attr): Handle 561 DW_OP_entry_value, DW_OP_const_type and DW_OP_implicit_pointer. 562 * dwarf_getlocation_die.c (dwarf_getlocation_die): Handle 563 DW_OP_implicit_pointer, DW_OP_convert, DW_OP_reinterpret, 564 DW_OP_const_type, DW_OP_regval_type, DW_OP_deref_type and 565 DW_OP_xderef_type. 566 * dwarf_getlocation_implicit_pointer.c 567 (dwarf_getlocation_implicit_pointer): Handle DW_OP_implicit_pointer. 568 5692018-03-01 Mark Wielaard <mark@klomp.org> 570 571 * dwarf.h: Add DW_AT_GNU_locviews and DW_AT_GNU_entry_view. 572 * dwarf_formudata.c (dwarf_formudata): Handle DW_AT_GNU_locviews 573 as a loclistptr. 574 5752018-02-09 Mark Wielaard <mark@klomp.org> 576 577 * dwarf_formblock.c (dwarf_formblock): Handle DW_FORM_data16 as a 578 16 byte block. 579 5802018-02-09 Mark Wielaard <mark@klomp.org> 581 582 * dwarf_child.c (__libdw_find_attr): Handle DW_FORM_implicit_const. 583 * dwarf_formsdata.c (dwarf_formsdata): Likewise. 584 * dwarf_formudata.c (dwarf_formudata): Likewise. 585 * dwarf_getabbrev.c (__libdw_getabbrev): Likewise. 586 * dwarf_getattrs.c (dwarf_getattrs): Likewise. 587 * dwarf_hasattr.c (dwarf_hasattr): Likewise. 588 * dwarf_getabbrevattr.c (dwarf_getabbrevattr_data): New function 589 that will also return any data associated with the abbrev. Which 590 currently is only for DW_FORM_implicit_const. Based on... 591 (dwarf_getabbrevattr): ... this function. Which now just calls 592 dwarf_getabbrevattr_data. 593 * libdw.h (dwarf_getabbrevattr_data): Declare new function. 594 * libdw.map (ELFUTILS_0.170): Add dwarf_getabbrevattr_data. 595 * libdwP.h (dwarf_getabbrevattr_data): INTDECL. 596 * memory-access.h (__libdw_get_sleb128_unchecked): New inlined 597 function based on __libdw_get_uleb128_unchecked. 598 5992018-02-08 Mark Wielaard <mark@klomp.org> 600 601 * dwarf.h: Add DWARF5 DW_FORMs. 602 * libdwP.h (__libdw_form_val_compute_len): Handle fix length 603 DW_FORM_implicit_const, DW_FORM_addrx[1234], DW_FORM_strx[1234], 604 DW_FORM_ref_sup[48] and DW_FORM_data16. 605 * libdw_form.c (__libdw_form_val_compute_len): DW_FORM_strp_sup 606 and DW_FORM_line_strp are offset_size. DW_FORM_addrx, DW_FORM_strx, 607 DW_FORM_loclistx and DW_FORM_rnglistx are uleb128. 608 6092018-01-30 Mark Wielaard <mark@klomp.org> 610 611 * Makefile.am (libdw_a_SOURCES): Add dwarf_get_units.c. 612 * dwarf_get_units.c: New file. 613 * libdw.h (dwarf_get_units): New function declaration. 614 * libdw.map (ELFUTILS_0.170): Add dwarf_get_units. 615 6162018-01-29 Mark Wielaard <mark@klomp.org> 617 618 * dwarf.h (DW_UT_*): Add DWARF Unit Header Types. 619 * dwarf_cu_die.c (dwarf_cu_die): Rename arguments. type_signaturep 620 is now called unit_idp. type_offsetp is now called subdie_offsetp. 621 * dwarf_formref_die.c (dwarf_formref_die): Scan both .debug_info 622 and .debug_types sections for type units when type signature ref 623 not found. 624 * dwarf_getaranges.c (dwarf_getaranges): Use __libdw_findcu and 625 __libdw_first_die_off_from_cu instead of trying by hand. 626 * dwarf_getlocation_die.c (dwarf_getlocation_die): Use ISV4TU 627 instead of checking type_offset by hand. 628 * dwarf_getlocation_implicit_pointer.c 629 (dwarf_getlocation_implicit_pointer): Likewise. 630 * dwarf_nextcu.c (dwarf_next_unit): Call __libdw_next_unit. 631 (__libdw_next_unit): New function based on dwarf_next_unit with 632 DWARF5 header support. 633 * libdwP.h (struct Dwarf_CU): Renamed type_offset to subdie_offset 634 and type_sig8 to unit_id8. 635 (ISV4TU): New macro to determine whether a CU is a version 4 type 636 unit (which comes from the .debug_types section). 637 (DIE_OFFSET_FROM_CU_OFFSET): Replaced macro by real function... 638 (__libdw_first_die_from_cu_start): ... that also handles DWARF5 639 unit headers. 640 (__libdw_first_die_off_from_cu): New function that calls the above 641 using the CU fields. 642 (CUDIE): Use __libdw_first_die_off_from_cu. 643 (SUBDIE): New macro that provides the DIE for a CU using the 644 subdie_offset. 645 (__libdw_next_unit): New internal function declaration. 646 * libdw_findcu.c (__libdw_intern_next_unit): Use __libdw_next_unit. 647 Accept DWARF version 5 headers. Setup unit_type. 648 (__libdw_findcu): Rename debug_types argument to v4_debug_types 649 argument (to indicate that we are looking in the .debug_types 650 section). Support finding the exact offset (unit header start). 651 6522018-01-25 Mark Wielaard <mark@klomp.org> 653 654 * Makefile.am (libdw_a_SOURCES): Add dwarf_die_addr_die.c. 655 * dwarf_die_addr_die.c: New file. 656 * libdw.h (dwarf_die_addr_die): New function declaration. 657 * libdw.map (ELFUTILS_0.171): New section with dwarf_die_addr_die. 658 * libdwP.h (__libdw_findcu_addr): New internal function declaration. 659 * libdw_findcu.c (__libdw_findcu_addr): New internal function. 660 6612018-02-09 Joshua Watt <JPEWhacker@gmail.com> 662 663 * cfi.c (execute_cfi): Use FALLTHROUGH macro instead of comment. 664 * dwarf_frame_register.c (dwarf_frame_register): Likewise. 665 6662018-01-22 Mark Wielaard <mark@klomp.org> 667 668 * Makefile.am (AM_CPPFLAGS): Add -I libdwelf. 669 * dwarf_begin_elf.c (dwarf_begin_elf): Initialize Dwarf alt_fd to -1. 670 * dwarf_end.c (dwarf_end): Call dwarf_end and close on the alt_dwarf 671 and alt_fd if we allocated them. 672 * dwarf_fromref_die.c (dwarf_formref_die): Call dwarf_getalt. 673 * dwarf_formstring.c (dwarf_formstring): Likewise. 674 * dwarf_getalt.c (__libdw_filepath): New internal function. 675 (find_debug_altlink): New static function. 676 (dwarf_getalt): Check Dwarf alt_dwarf and call find_debug_altlink. 677 Cache result. 678 * dwarf_setalt.c (dwarf_setalt): Clean up Dwarf alt_dwarf and alt_fd 679 if we allocated. 680 * libdw.h (dwarf_getalt): Extend documentation. 681 (dwarf_setalt): Likewise. 682 * libdwP.h (struct Dwarf): Add alt_fd field. 683 (filepath): Declare new internal function. 684 6852018-01-14 Petr Machata <pmachata@gmail.com> 686 687 * dwarf_formsdata.c (dwarf_formsdata): 688 <DW_FORM_data1>: Cast to signed char. 689 <DW_FORM_data2,4,8>: Use read_*sbyte_unaligned instead of 690 read_*ubyte_unaligned. 691 6922017-12-26 Mark Wielaard <mark@klomp.org> 693 694 * libdwP.h (struct Dwarf_Abbrev): Pack struct. Remove attrcnt, 695 use bitfields for has_children and code. 696 * dwarf_getabbrev.c (__libdw_getabbrev): Don't count attrs. 697 * dwarf_getattrcnt.c (dwarf_getattrcnt): Count attrs. 698 6992017-12-26 Mark Wielaard <mark@klomp.org> 700 701 * memory-access.h (__libdw_get_uleb128_unchecked): New function. 702 (get_uleb128_unchecked): New define. 703 * dwarf_child.c (__libdw_find_attr): Use get_uleb128_unchecked to 704 read attr name and form. 705 * dwarf_getabbrevattr.c (dwarf_getabbrevattr): Likewise. 706 * dwarf_getattrs.c (dwarf_getattrs): Likewise. 707 * dwarf_hasattr.c (dwarf_hasattr): Likewise. 708 7092017-12-28 Mark Wielaard <mark@klomp.org> 710 711 * dwarf_offdie.c (__libdw_offdie): Check sectiondata exists. 712 7132017-05-09 Ulf Hermann <ulf.hermann@qt.io> 714 Mark Wielaard <mark@klomp.org> 715 716 * libdwP.h (__libdw_in_section): Fix check for the upper border of 717 the range. 718 (__libdw_offset_in_section): Likewise. 719 7202017-12-20 Mark Wielaard <mark@klomp.org> 721 722 * libdwP.h (struct Dwarf_CU): Add sec_idx field. 723 (cu_sec_idx): Return cu->sec_idx. 724 * libdw_findcu.c (__libdw_intern_next_unit): Set cu sec_idx to 725 IDX_debug_info or IDX_debug_types. 726 * dwarf_begin_elf.c (valid_p): Set fake_loc_cu->sec_idx to 727 IDX_debug_loc. 728 * dwarf_getmacros.c (read_macros): Set fake_cu->sec_idx to 729 IDX_debug_macro or IDX_debug_macinfo. 730 7312017-12-12 Mark Wielaard <mark@klomp.org> 732 733 * dwarf_aggregate_size.c (dwarf_aggregate_size): Don't peel the 734 given DIE. Reserve memory for a new DIE first. 735 7362017-12-11 Dima Kogan <dima@secretsauce.net> 737 738 * dwarf_aggregate_size.c (array_size): Handle multi-dimensional 739 arrays properly. 740 7412017-11-03 Mark Wielaard <mark@klomp.org> 742 743 * dwarf_getlocation.c (__libdw_intern_expression): Handle 744 DW_OP_GNU_variable_value. 745 * dwarf_getlocation_attr.c (dwarf_getlocation_attr): Likewise. 746 * dwarf_getlocation_die.c (dwarf_getlocation_die): Likewise. 747 7482017-11-03 Mark Wielaard <mark@klomp.org> 749 750 * dwarf_getlocation.c (attr_ok): Always accept DW_FORM_exprloc. 751 Update list of acceptable attribute codes based on DWARF5. 752 7532017-11-03 Mark Wielaard <mark@klomp.org> 754 755 * dwarf.h: Add DW_OP_GNU_variable_value. 756 7572017-10-03 Mark Wielaard <mark@klomp.org> 758 759 * libdw.h: Define LIBDW_CIE_ID and use it in dwarf_cfi_cie_p. 760 7612017-08-18 Ulf Hermann <ulf.hermann@qt.io> 762 763 * memory-access.h: Use attribute_packed. 764 7652017-02-27 Ulf Hermann <ulf.hermann@qt.io> 766 767 * libdwP.h: Use attribute_hidden. 768 * libdw_alloc.c: Likewise. 769 7702017-02-27 Ulf Hermann <ulf.hermann@qt.io> 771 772 * Makefile.am: Use fpic_CFLAGS and dso_LDFLAGS. 773 7742017-07-26 Mark Wielaard <mark@klomp.org> 775 776 * dwarf.h: Add DW_MACRO_* and compat defines for DW_MACRO_GNU_*. 777 * dwarf_getmacros.c (get_table_for_offset): Accept either version 778 4 or 5. Use DW_MACRO names instead of DW_MACRO_GNU names. 779 (read_macros): Use table version for fake_cu. 780 7812017-07-26 Mark Wielaard <mark@klomp.org> 782 783 * dwarf_peel_type.c (dwarf_peel_type): Handle DW_TAG_immutable_type, 784 DW_TAG_packed_type and DW_TAG_shared_type. 785 * libdw.h (dwarf_peel_type): Extend documentation. 786 7872017-07-26 Mark Wielaard <mark@klomp.org> 788 789 * dwarf.h: Add DW_DEFAULTED_no, DW_DEFAULTED_in_class and 790 DW_DEFAULTED_out_of_class. 791 7922017-07-26 Mark Wielaard <mark@klomp.org> 793 794 * dwarf.h: Add DW_CC_pass_by_reference and DW_CC_pass_by_reference. 795 7962017-07-26 Mark Wielaard <mark@klomp.org> 797 798 * dwarf_default_lower_bound.c: New file. 799 * Makefile.am (libdw_a_SOURCES): Add dwarf_default_lower_bound.c. 800 * dwarf_aggregate_size.c (array_size): Use dwarf_default_lower_bound. 801 * dwarf_error.c (errmsgs): Add DWARF_E_UNKNOWN_LANGUAGE. 802 * libdw.h: Add dwarf_default_lower_bound. 803 * libdw.map (ELFUTILS_0.170): Add dwarf_default_lower_bound. 804 * libdwP.h: Add DWARF_E_UNKNOWN_LANGUAGE and 805 dwarf_default_lower_bound INTDECL. 806 8072017-07-26 Mark Wielaard <mark@klomp.org> 808 809 * dwarf.h: Add DW_LANG_OpenCL, DW_LANG_Modula3, 810 DW_LANG_C_plus_plus_03, DW_LANG_OCaml, DW_LANG_Rust, DW_LANG_Swift, 811 DW_LANG_Julia, DW_LANG_Dylan, DW_LANG_RenderScript, DW_LANG_BLISS. 812 * dwarf_aggregate_size.c (array_size): Add lower bound for 813 DW_LANG_C_plus_plus_03, DW_LANG_Python, DW_LANG_OpenCL, 814 DW_LANG_Haskell, DW_LANG_OCaml, DW_LANG_Rust, DW_LANG_Swift, 815 DW_LANG_Dylan, DW_LANG_RenderScript, DW_LANG_Modula3, 816 DW_LANG_Julia and DW_LANG_BLISS. 817 8182017-07-26 Mark Wielaard <mark@klomp.org> 819 820 * dwarf.h: Add DW_ATE_UCS and DW_ATE_ASCII. 821 8222017-07-25 Mark Wielaard <mark@klomp.org> 823 824 * dwarf.h: Add DW_TAG_coarray_type, DW_TAG_generic_subrange, 825 DW_TAG_dynamic_type, DW_TAG_call_site, DW_TAG_call_site_parameter, 826 DW_TAG_skeleton_unit, DW_TAG_immutable_type. Add reserved comments 827 for currently unused numbers. 828 8292017-07-25 Mark Wielaard <mark@klomp.org> 830 831 * dwarf.h (DWARF attributes enum): Remove DW_AT_subscr_data, 832 DW_AT_element_list and DW_AT_member. Add DWARF5 attribute constants. 833 (DW_AT_subscr_data, DW_AT_element_list, DW_AT_member): New defines. 834 8352017-07-21 Mark Wielaard <mark@klomp.org> 836 837 * dwarf_line_file.c: New file. 838 * Makefile.am (libdw_a_SOURCES): Add dwarf_line_file.c. 839 * libdw.h (dwarf_line_file): New function declaration. 840 * libdw.map (ELFUTILS_0.170): New. Add dwarf_line_file. 841 8422017-02-17 Ulf Hermann <ulf.hermann@qt.io> 843 844 * Makefile.am: Add libdw_so_LIBS to specify the archives libdw is is 845 made of, libdw_so_DEPS for libraries it depends on (including 846 libeu.a), libdw_so_LDLIBS to specify libraries libdw links against. 847 (libdw.so$(EXEEXT)): Add $(libdw_so_LDLIBS), remove enumeration of 848 library dependencies, use libdw_so_LIBS rather than relying on the 849 order of dependencies specified, add -z,relro. 850 8512017-04-20 Ulf Hermann <ulf.hermann@qt.io> 852 853 * libdw.h: Remove attribute macro declarations and use 854 __noreturn_attribute__ as defined in libelf.h. 855 8562017-04-20 Ulf Hermann <ulf.hermann@qt.io> 857 858 * dwarf_begin_elf.c: Include endian.h. 859 8602017-03-30 Mark Wielaard <mjw@redhat.com> 861 862 * dwarf_peel_type.c (dwarf_peel_type): Call dwarf_attr_integrate on 863 result. 864 8652016-10-22 Mark Wielaard <mjw@redhat.com> 866 867 * dwarf.h: Correct spelling of DW_LANG_PLI. Add compatibility define. 868 * dwarf_aggregate_size.c (array_size): Use correct spelling of 869 DW_LANG_PLI. 870 8712016-11-02 Mark Wielaard <mjw@redhat.com> 872 873 * cfi.c (execute_cfi): Add fallthrough comments. 874 * encoded-value.h (encoded_value_size): Add explicit return instead 875 of relying on fallthrough. 876 * dwfl_report_elf.c (__libdwfl_elf_address_range): Add fallthrough 877 comment. 878 8792016-10-11 Akihiko Odaki <akihiko.odaki.4i@stu.hosei.ac.jp> 880 881 * dwarf_getpubnames.c: Remove sys/param.h include, add system.h. 882 * libdw_alloc.c: Likewise. 883 8842016-07-08 Mark Wielaard <mjw@redhat.com> 885 886 * libdw.map (ELFUTILS_0.167): New. Add dwelf_strtab_init, 887 dwelf_strtab_add, dwelf_strtab_add_len, dwelf_strtab_finalize, 888 dwelf_strent_off, dwelf_strent_str and dwelf_strtab_free. 889 8902016-02-13 Mark Wielaard <mjw@redhat.com> 891 892 * dwarf_getsrclines.c (read_srclines): Calculate ndirs first, then 893 assign to ndirlist. 894 8952015-12-18 Mark Wielaard <mjw@redhat.com> 896 897 * libdwP.h (struct Dwarf): Remove sectiondata_gzip_mask. 898 (__libdw_free_zdata): Remove. 899 * dwarf_begin_elf.c (inflate_section): Remove. 900 (check_section): Remove __libdw_free_zdata calls. Use elf_compress 901 and elf_compress_gnu to decompress if necessary. 902 (valid_p): Remove __libdw_free_zdata calls. 903 (scngrp_read): Use elf_compress if section is compressed. Remove 904 __libdw_free_zdata calls. 905 * dwarf_end.c (__libdw_free_zdata): Remove. 906 (dwarf_end): Don't call __libdw_free_zdata. 907 9082015-10-28 Mark Wielaard <mjw@redhat.com> 909 910 * libdw.map (ELFUTILS_0.165): New. Add dwelf_scn_gnu_compressed_size. 911 9122015-12-02 Mark Wielaard <mjw@redhat.com> 913 914 * fde.c (intern_fde): Don't leak duplicate FDEs. 915 9162015-12-01 Mark Wielaard <mjw@redhat.com> 917 918 * fde.c (intern_fde): Don't intern an fde that doesn't cover a 919 valid code range. 920 9212015-12-01 Mark Wielaard <mjw@redhat.com> 922 923 * dwarf_end.c (dwarf_end): Call cu_free on fake_loc_cu if it exists. 924 9252015-10-14 Chih-Hung Hsieh <chh@google.com> 926 927 * dwarf_entry_breakpoints.c (dwarf_entry_breakpoints): Move recursive 928 functions 'add_bkpt', 'entrypc_bkpt', and 'search_range' to file scope. 929 9302015-10-14 Chih-Hung Hsieh <chh@google.com> 931 932 * libdw_visit_scopes.c (__libdw_visit_scopes): Move recursive nested 933 function 'walk_children' to file scope; inline 'recurse' at its call 934 site. 935 9362015-10-19 Mark Wielaard <mjw@redhat.com> 937 938 * frame-cache.c (__libdw_destroy_frame_cache): Call ebl_closebackend 939 if necessary. 940 9412015-10-16 Dmitry V. Levin <ldv@altlinux.org> 942 943 * dwarf_getsrclines.c (read_srclines): Initialize state early. 944 9452015-10-13 Chih-Hung Hsieh <chh@google.com> 946 947 * dwarf_getsrclines.c (read_srclines): Move nested functions 948 'advance_pc' and 'add_new_line' to file scope and keep many 949 local state variables within one structure. 950 9512015-10-13 Chih-Hung Hsieh <chh@google.com> 952 953 * dwarf_getscopevar.c (dwarf_getscopevar): Move nested 954 function 'file_matches' to file scope. 955 9562015-10-16 Mark Wielaard <mjw@redhat.com> 957 958 * Makefile.am (libdw.so): Add -lz. 959 9602015-10-14 Chih-Hung Hsieh <chh@google.com> 961 962 * cfi.c (execute_cfi): Move nested functions 'enough_registers' 963 and 'require_cfa_offset' to file scope. 964 9652015-10-09 Josh Stone <jistone@redhat.com> 966 967 * dwarf_begin.c (dwarf_begin): Replace stat64 and fstat64 with stat 968 and fstat. 969 9702015-10-05 Josh Stone <jistone@redhat.com> 971 972 * Makefile.am (libdw.so): Add AM_V_CCLD and AM_V_at silencers. 973 9742015-09-24 Jose E. Marchesi <jose.marchesi@oracle.com> 975 976 * Makefile.am (AM_CFLAGS): Use -fPIC instead of -fpic to avoid 977 relocation overflows in some platforms. 978 9792015-09-23 Mark Wielaard <mjw@redhat.com> 980 981 * dwarf_error.c (__libdw_seterrno): Mark as internal_function. 982 * dwarf_formref.c (__libdw_formref): Likewise. 983 * libdw_findcu.c (__libdw_findcu): Likewise. 984 * libdw_visit_scopes.c (__libdw_visit_scopes): Likewise. 985 9862015-09-22 Mark Wielaard <mjw@redhat.com> 987 988 * *.c: Remove old-style function definitions. 989 9902015-09-15 Mark Wielaard <mjw@redhat.com> 991 992 * dwarf_peel_type.c (dwarf_peel_type): Don't reassign result pointer. 993 9942015-09-09 Chih-Hung Hsieh <chh@google.com> 995 996 * dwarf_macro_getsrcfiles.c (dwarf_macro_getsrcfiles): Remove 997 redundant NULL tests on parameters declared with __nonnull_attribute__. 998 * dwarf_siblingof.c (dwarf_siblingof): Likewise. 999 * libdw_visit_scopes.c (__libdw_visit_scopes): Likewise. 1000 10012015-09-04 Chih-Hung Hsieh <chh@google.com> 1002 Mark Wielaard <mjw@redhat.com> 1003 1004 * dwarf_getlocation.c (getlocations_addr): Replace K&R function 1005 definition with ansi-C definition and add const qualifier to 1006 locs argument. 1007 10082015-09-04 Chih-Hung Hsieh <chh@google.com> 1009 1010 * libdw_findcu.c (__libdw_intern_next_unit): Replace K&R function 1011 definition with ansi-C definitions. 1012 (__libdw_findcu): Likewise. 1013 10142015-08-25 Mark Wielaard <mjw@redhat.com> 1015 1016 * dwarf.h: Add DW_LANG_Haskell. 1017 10182015-06-18 Mark Wielaard <mjw@redhat.com> 1019 1020 * dwarf_begin_elf.c (dwarf_begin_elf): Assert page size is big enough 1021 to hold a Dwarf. 1022 10232015-06-18 Mark Wielaard <mjw@redhat.com> 1024 1025 * dwarf_getpubnames.c (get_offsets): Always free mem on error. 1026 10272015-06-18 Mark Wielaard <mjw@redhat.com> 1028 1029 * dwarf_getmacros.c (get_macinfo_table): Return NULL when 1030 dwarf_formudata reports an error. 1031 (get_table_for_offset): Likewise. 1032 10332015-06-08 Mark Wielaard <mjw@redhat.com> 1034 1035 * dwarf_getsrclines.c (read_srclines): Initialize dirarray early. 1036 10372015-06-06 Mark Wielaard <mjw@redhat.com> 1038 1039 * dwarf_getsrclines.c (read_srclines): Initialize filelist early. 1040 10412015-05-27 Mark Wielaard <mjw@redhat.com> 1042 1043 * encoded-value.h (read_encoded_value): Check data d_size contains 1044 at least enough data to hold a pointer for DW_EH_PE_indirect. 1045 10462015-05-22 Mark Wielaard <mjw@redhat.com> 1047 1048 * dwarf_getsrclines.c (read_srclines): Limit stack usage of lines 1049 with MAX_STACK_LINES, files with MAX_STACK_LINES and dirs with 1050 MAX_STACK_DIRS. Calculate number of dirs needed first, then 1051 create dirarray directly, without needing the next field. Free 1052 not stack allocated lines and files at the end. 1053 10542015-05-19 Mark Wielaard <mjw@redhat.com> 1055 1056 * dwarf_getlocation.c (__libdw_intern_expression): Create a stack 1057 allocated array to hold locs. Allocate locs bigger than the array 1058 with malloc and free them when done. 1059 10602015-05-11 Jonathan Lebon <jlebon@redhat.com> 1061 1062 * libdwP.h (DWARF_E_COMPRESSED_ERROR): New enumerator. 1063 * dwarf_error.c (errmsgs): Add DWARF_E_COMPRESSED_ERROR message. 1064 * dwarf_begin_elf.c (inflate_section): New static function, lifted 1065 from... 1066 (check_section): ... here. Call inflate_section, set libdw errno to 1067 DWARF_E_COMPRESSED_ERROR if .debug_info section couldn't be inflated. 1068 10692015-05-11 Jonathan Lebon <jlebon@redhat.com> 1070 1071 * dwarf_begin_elf.c (check_section): Add compressed flag. Always 1072 check for .zdebug sections. Only wrap decompression in #if USE_ZLIB. 1073 10742015-05-06 Mark Wielaard <mjw@redhat.com> 1075 1076 * dwarf_getsrclines.c (read_srclines): Use an int64_t to store and 1077 check the line number. 1078 10792015-05-05 Mark Wielaard <mjw@redhat.com> 1080 1081 * dwarf_getaranges.c (dwarf_getaranges): Check there is enough data 1082 left before reading values. 1083 10842015-05-04 Anthony G. Basile <blueness@gentoo.org> 1085 1086 * Makefile.am (libdw_so_SOURCES): Append $(argp_LDADD) to link 1087 command. 1088 10892015-04-22 Mark Wielaard <mjw@redhat.com> 1090 1091 * memory-access.h (__libdw_max_len_leb128): Take type_len as argument. 1092 (__libdw_max_len_uleb128): New function. 1093 (__libdw_max_len_sleb128): Likewise. 1094 (__libdw_get_uleb128): Use __libdw_max_len_uleb128. 1095 (__libdw_get_sleb128): Use __libdw_max_len_sleb128. 1096 10972015-04-21 Mark Wielaard <mjw@redhat.com> 1098 1099 * dwarf_getmacros.c (read_macros): Allocate attributes dynamically 1100 when there are more than 8. 1101 11022015-04-01 Petr Machata <pmachata@redhat.com> 1103 1104 * libdwP.h (DWARF_E_NOT_CUDIE): New enumerator. 1105 (is_cudie): New function. 1106 * dwarf_error.c (errmsgs): Add message for DWARF_E_NOT_CUDIE. 1107 * dwarf_getsrcfiles.c (dwarf_getsrcfiles): Call is_cudie instead 1108 of white-listing valid tags. 1109 * dwarf_getsrclines.c (dwarf_getsrclines): Likewise. 1110 11112015-03-18 Petr Machata <pmachata@redhat.com> 1112 1113 * Makefile.am (pkginclude_HEADERS): Add known-dwarf.h. 1114 (EXTRA_DIST): Remove known-dwarf.h. 1115 11162015-02-09 Mark Wielaard <mjw@redhat.com> 1117 1118 * dwarf.h: Add DW_LANG_Fortran03 and DW_LANG_Fortran08. 1119 * dwarf_aggregate_size.c (array_size): Recognize array lower bound 1120 for new Fortran language codes is 1. 1121 11222015-02-09 Mark Wielaard <mjw@redhat.com> 1123 1124 * dwarf.h: Add DW_TAG_atomic_type. 1125 * libdw.h (dwarf_peel_type): Document DW_TAG_atomic_type. 1126 * dwarf_peel_type.c (dwarf_peel_type): Handle DW_TAG_atomic_type. 1127 11282015-02-11 Josh Stone <jistone@redhat.com> 1129 1130 * encoded-value.h (read_encoded_value): Initialize value. 1131 11322015-02-11 Petr Machata <pmachata@redhat.com> 1133 1134 * dwarf_ranges.c (dwarf_ranges): Do not bail out when neither 1135 DW_AT_entry_pc nor DW_AT_low_pc are available. Instead remember 1136 the fact in *BASEP and bail out later if it hasn't been updated by 1137 __libdw_read_begin_end_pair_inc. 1138 11392014-12-24 Mark Wielaard <mjw@redhat.com> 1140 1141 * dwarf_getsrc_die.c (dwarf_getsrc_die): Return the last line record 1142 smaller than or equal to addr, rather than returning immediately on 1143 a match. 1144 11452015-01-07 Mark Wielaard <mjw@redhat.com> 1146 1147 * cfi.h (struct Dwarf_CFI_s): Add search_table_len. 1148 * dwarf_getcfi_elf.c (getcfi_gnu_eh_frame): Check there is enough 1149 room in the search table for all entries. Store search_table_len. 1150 (getcfi_scn_eh_frame): Likewise. 1151 * encoded-value.h (encoded_value_size): Don't abort, return zero. 1152 (__libdw_cfi_read_address_inc): Check there is enough room to read 1153 values. Pass other byte order to read functions. 1154 (read_encoded_value): Check encoded_value_size. Don't abort, but 1155 set libdw errno and report failure. Check there is enough room to 1156 read values. 1157 * fde.c (binary_search_fde): Check encoded value size. Add hdr 1158 data buf and size to dummy_cfi. 1159 11602015-01-04 Mark Wielaard <mjw@redhat.com> 1161 1162 * dwarf_siblingof.c (dwarf_siblingof): Check sibling attribute 1163 is after current DIE. 1164 11652015-01-04 Mark Wielaard <mjw@redhat.com> 1166 1167 * cfi.c (enough_registers): Check reg < INT32_MAX / sizeof 1168 (dwarf_frame_register). 1169 11702015-01-02 Mark Wielaard <mjw@redhat.com> 1171 1172 * dwarf_getcfi_elf.c (parse_eh_frame_hdr): Add size check. 1173 (getcfi_gnu_eh_frame): Remove size check. Check d_buf is not NULL. 1174 (getcfi_scn_eh_frame): Check d_buf is not NULL. 1175 11762015-01-02 Mark Wielaard <mjw@redhat.com> 1177 1178 * dwarf_getlocation.c (__libdw_intern_expression): Check dbg is not 1179 NULL for DW_OP_call_ref and DW_OP_GNU_implicit_pointer. For 1180 DW_OP_addr if dbg is NULL then read argument directly. 1181 11822015-01-14 Jason P. Leasure <jpleasu@super.org> 1183 1184 * dwarf_formref_die.c (dwarf_formref_die): Offset is cu->type_offset 1185 plus cu->start. 1186 11872014-12-27 Mark Wielaard <mjw@redhat.com> 1188 1189 * dwarf_siblingof.c (dwarf_siblingof): Check sibling attribute offset 1190 still falls inside CU data. 1191 11922015-01-11 Mark Wielaard <mjw@redhat.com> 1193 1194 * dwarf_func_inline.c (dwarf_func_inline_instances): Call 1195 __libdw_visit_scopes with NULL imports. 1196 * dwarf_getfuncs.c (dwarf_getfuncs): Likewise. 1197 * dwarf_getscopes.c (pc_record): Likewise. 1198 (dwarf_getscopes): Likewise. 1199 * dwarf_getscopes_die.c (dwarf_getscopes_die): Likewise. 1200 * libdwP.h (__libdw_visit_scopes): Add imports argument. 1201 * libdw_visit_scopes.c (__libdw_visit_scopes): Likewise. Add new 1202 function imports_contains. Push and pop imports around walk_children 1203 when processing DW_TAG_imported_unit. 1204 12052014-12-18 Ulrich Drepper <drepper@gmail.com> 1206 1207 * Makefile.am: Suppress output of textrel_check command. 1208 12092014-12-16 Mark Wielaard <mjw@redhat.com> 1210 1211 * dwarf_getsrclines.c (read_srclines): Check diridx is valid under 1212 DW_LNE_define_file. 1213 12142014-12-16 Mark Wielaard <mjw@redhat.com> 1215 1216 * dwarf_getpubnames.c (dwarf_getpubnames): Make sure there is enough 1217 space to read die offset. 1218 12192014-12-16 Mark Wielaard <mjw@redhat.com> 1220 1221 * dwarf_getsrclines.c (read_srclines): Correct overflow check for 1222 unit_length. 1223 12242014-12-15 Mark Wielaard <mjw@redhat.com> 1225 1226 * dwarf_getpubnames.c (get_offsets): Make sure whole unit fall inside 1227 section data. Set error to DWARF_E_NO_ENTRY if cnt is zero. 1228 (dwarf_getpubnames): Make sure section data contains string zero 1229 terminator. 1230 12312014-12-16 Mark Wielaard <mjw@redhat.com> 1232 1233 * memory-access.h (__libdw_get_sleb128): Unroll the first step to help 1234 the compiler optimize for the common single-byte case. 1235 12362014-12-15 Josh Stone <jistone@redhat.com> 1237 1238 * memory-access.h (__libdw_max_len_leb128): New. 1239 (__libdw_get_uleb128): Use __libdw_max_len_leb128. 1240 (__libdw_get_sleb128): Likewise. 1241 12422014-12-14 Mark Wielaard <mjw@redhat.com> 1243 1244 * cfi.c (execute_cfi): Add program bounds checks. 1245 * dwarf_child.c (__libdw_find_attr): Add attrp bounds checks. 1246 * dwarf_formblock.c (dwarf_formblock): Call get_uleb128 with endp. 1247 * dwarf_formref.c (__libdw_formref): Add datap bounds checks. 1248 * dwarf_formsdata.c (dwarf_formsdata): Likewise. 1249 * dwarf_formudata.c (dwarf_formudata): Likewise. 1250 * dwarf_frame_register.c (dwarf_frame_register): Call get_uleb128 1251 with end of data buf. 1252 * dwarf_getabbrev.c (__libdw_getabbrev): Add abbrevp bounds checks. 1253 * dwarf_getabbrevattr.c (dwarf_getabbrevattr): Assume get_uleb128 1254 call gets enough data. 1255 * dwarf_getattrs,c (dwarf_getattrs): Call get_uleb128 with endp. 1256 * dwarf_getlocation.c (store_implicit_value): Call get_uleb128 1257 with enough data. 1258 (__libdw_intern_expression): Call get_uleb128/get_sleb128 with 1259 end_data. 1260 * dwarf_getmacros.c (get_table_for_offset): Add nforms bounds check. 1261 * dwarf_getsrclines.c (read_srclines): Bounds check linep and call 1262 get_uleb128 with lineendp. 1263 * dwarf_hasattr.c (dwarf_hasattr): Bounds check attrp and call 1264 get_uleb128 with endp. 1265 * dwarf_next_cfi.c (dwarf_next_cfi): Bounds check bytes and call 1266 get_uleb128/get_sleb128 with limit. 1267 * encoded-value.h (read_encoded_value): Assume get_uleb128 and 1268 get_sleb128 get called with enough data. 1269 * fde.c (intern_fde): Call get_uleb128 with instructions_end. 1270 * libdwP.h (__libdw_dieabbrev): Call get_uleb128 with die->cu->endp. 1271 * libdw_form.c (__libdw_form_val_compute_len): Call get_uleb128 with 1272 endp. 1273 * memory-access.h (__libdw_get_uleb128): Take an extra endp. 1274 Don't call get_uleb128_step if out of data. 1275 (__libdw_get_sleb128): Likewise for get_sleb128_step. 1276 12772014-12-12 Mark Wielaard <mjw@redhat.com> 1278 1279 * libdwP.h (struct Dwarf): Add fake_loc_cu. 1280 (cu_data): Removed. 1281 (DIE_OFFSET_FROM_CU_OFFSET): Don't use cu_data, use cu_sec_idx. 1282 (__libdw_form_val_compute_len): Drop dbg and endp arguments. 1283 (__libdw_form_val_len): Likewise. 1284 * libdw_form.c (__libdw_form_val_compute_len): Likewise. 1285 * libdw_findcu.c (__libdw_intern_next_unit): Don't use cu_data, use 1286 the already found data buffer directly. 1287 * dwarf_begin_elf.c (valid_p): Setup fake_loc_cu. 1288 * dwarf_end.c (dwarf_end): Free fake_loc_cu. 1289 * dwarf_child.c (__libdw_find_attr): Call __libdw_form_val_len with 1290 just cu. 1291 * dwarf_getattrs.c (dwarf_getattrs): Likewise. 1292 * dwarf_formblock.c (dwarf_formblock): Add bounds checking. 1293 * dwarf_getlocation_attr.c (attr_form_cu): New function. 1294 (dwarf_getlocation_attr): Use attr_form_cu to set result->cu. 1295 (getlocation): Handle empty blocks immediately. 1296 * dwarf_getlocation_implicit_pointer.c (empty_cu): New static var. 1297 (__libdw_empty_loc_attr): Drop cu argument, use empty_cu. 1298 (dwarf_getlocation_implicit_pointer): Call __libdw_empty_loc_attr with 1299 one argument. 1300 * dwarf_getmacros.c (read_macros): Also setup startp and endp for 1301 fake_cu. Call __libdw_form_val_len with just fake_cu. 1302 * dwarf_formref_die.c (dwarf_formref_die): Don't use cu_data, get 1303 datap and size directly from cu startp and endp. 1304 13052014-12-11 Mark Wielaard <mjw@redhat.com> 1306 1307 * libdw_findcu.c (__libdw_intern_next_unit): Sanity check offset. 1308 13092014-12-13 Mark Wielaard <mjw@redhat.com> 1310 1311 * dwarf_getaranges.c (compare_aranges): Make sure Dwarf_Addr 1312 difference doesn't wrap around before returning as int. 1313 13142014-12-11 Josh Stone <jistone@redhat.com> 1315 1316 * dwarf_getsrclines.c (struct linelist): Add sequence. 1317 (compare_lines): Take linelists, and break ties by sequence. 1318 (read_srclines): Use linelists for sorting. 1319 (read_srclines::add_new_line): Set sequence. 1320 13212014-12-10 Josh Stone <jistone@redhat.com> 1322 1323 * libdwP.h (Dwarf_CU): Add startp and endp boundaries. 1324 * libdw_findcu.c (__libdw_intern_next_unit): Set startp and endp. 1325 * dwarf_child.c (dwarf_child): Use cu->endp. 1326 * dwarf_cuoffset.c (dwarf_cuoffset): Use cu->startp. 1327 * dwarf_dieoffset.c (dwarf_dieoffset): Use cu->startp. 1328 * dwarf_siblingof.c (dwarf_siblingof): Use both. 1329 13302014-12-10 Josh Stone <jistone@redhat.com> 1331 1332 * dwarf_hasattr.c (dwarf_hasattr): Just walk abbrev for presence. 1333 13342014-12-10 Josh Stone <jistone@redhat.com> 1335 1336 * libdwP.h (__libdw_dieabbrev): New die->abbrev lookup function. 1337 * dwarf_child.c (__libdw_find_attr, dwarf_child): Use it. 1338 * dwarf_getattrs.c (dwarf_getattrs): Likewise. 1339 * dwarf_haschildren.c (dwarf_haschildren): Likewise. 1340 * dwarf_tag.c (dwarf_tag): Likewise. 1341 13422014-12-04 Mark Wielaard <mjw@redhat.com> 1343 1344 * libdwP.h (__libdw_form_val_compute_len): Add endp argument. 1345 (__libdw_form_val_len): Likewise and check len doesn't overflow. 1346 * libdw_form.c (__libdw_form_val_compute_len): Likewise. 1347 * dwarf_child.c (__libdw_find_attr): Call __libdw_form_val_len 1348 with endp. 1349 * dwarf_getattrs.c (dwarf_getattrs): Likewise. 1350 * dwarf_getmacros.c (read_macros): Likewise and check for errors. 1351 13522014-12-02 Petr Machata <pmachata@redhat.com> 1353 1354 * dwarf_getmacros.c (token_from_offset, offset_from_token): New 1355 helper functions. 1356 (do_dwarf_getmacros_die): Merge into dwarf_getmacros. 1357 * libdw.h (DWARF_GETMACROS_START): New macro. 1358 13592014-11-27 Mark Wielaard <mjw@redhat.com> 1360 1361 * Makefile.am (libdw.so): Use textrel_check. 1362 13632014-11-27 Mark Wielaard <mjw@redhat.com> 1364 1365 * dwarf_getcfi_elf.c (getcfi_gnu_eh_frame): Initialize 1366 search_table_entries and search_table_encoding. 1367 13682014-11-24 Mark Wielaard <mjw@redhat.com> 1369 1370 * dwarf_getsrclines.c (read_srclines): Check line_range is not zero 1371 before usage. 1372 13732014-11-23 Mark Wielaard <mjw@redhat.com> 1374 1375 * dwarf_attr.c (dwarf_attr): Check __libdw_find_attr return value. 1376 * dwarf_hasattr.c (dwarf_hasattr): Likewise. 1377 * dwarf_siblingof.c (dwarf_siblingof): Likewise. 1378 13792014-11-23 Mark Wielaard <mjw@redhat.com> 1380 1381 * dwarf_getabbrev.c (__libdw_getabbrev): Don't assert on bad DWARF. 1382 Set libdw errno and return NULL. 1383 13842014-11-24 Mark Wielaard <mjw@redhat.com> 1385 1386 * dwarf.h (DW_LANG_C_plus_plus_11): Added. 1387 (DW_LANG_C11): Likewise. 1388 (DW_LANG_C_plus_plus_14): Likewise. 1389 * dwarf_aggregate_size.c (array_size): Handle DW_LANG_C11, 1390 DW_LANG_C_plus_plus_11, DW_LANG_C_plus_plus_14 and DW_LANG_Go 1391 lower bound. 1392 * dwarf_getfuncs.c (dwarf_getfuncs): Set c_cu to true for 1393 DW_LANG_C11. 1394 13952014-11-26 Mark Wielaard <mjw@redhat.com> 1396 1397 * dwarf.h (DW_AT_noreturn): Added. 1398 13992014-11-11 Mark Wielaard <mjw@redhat.com> 1400 1401 * dwarf_getsrclines.c (read_srclines): Do address_size comparison 1402 explicitly as uint8_t. 1403 (__libdw_getsrclines): Add internal_function to declaration. 1404 14052014-09-10 Petr Machata <pmachata@redhat.com> 1406 1407 * dwarf_macro_getparamcnt.c: New file. 1408 * dwarf_macro_param.c: New file. 1409 * dwarf_macro_getsrcfiles.c: New file. 1410 * Makefile.am (libdw_a_SOURCES): Add the new files. 1411 * libdwP.h (struct files_lines_s): New structure. 1412 (DWARF_E_INVALID_OPCODE): New enumerator. 1413 (struct Dwarf): New fields macro_ops, files_lines. 1414 (Dwarf_Macro_Op_Proto, Dwarf_Macro_Op_Table): New structures for 1415 keeping macro opcode prototypes in. 1416 (Dwarf_Macro_s): Redefine from scratch. 1417 (__libdw_getsrclines, __libdw_getcompdir, libdw_macro_nforms): New 1418 internal interfaces. 1419 * dwarf_error.c (errmsgs): Add a message for 1420 DWARF_E_INVALID_OPCODE. 1421 * dwarf_end.c (dwarf_end): Destroy struct Dwarf.macro_ops and 1422 files_lines. 1423 * libdw.h (dwarf_getmacros_off, dwarf_macro_getparamcnt) 1424 (dwarf_macro_getsrcfiles, dwarf_macro_param): New public 1425 interfaces. 1426 * dwarf_getmacros.c (dwarf_getmacros_off): New function, 1427 (get_offset_from, macro_op_compare, build_table) 1428 (init_macinfo_table, get_macinfo_table, get_table_for_offset) 1429 (cache_op_table, read_macros, gnu_macros_getmacros_off) 1430 (macro_info_getmacros_off, do_dwarf_getmacros_die): New helper 1431 functions. 1432 (dwarf_getmacros): Adjust to dispatch to the new interfaces. 1433 * dwarf_getsrclines.c (read_srclines): New function with guts 1434 taken from dwarf_getsrclines. 1435 (__libdw_getsrclines): Likewise. 1436 (__libdw_getcompdir, files_lines_compare): New functions. 1437 (dwarf_getsrclines): Make it dispatch to the new interfaces. 1438 * dwarf_macro_param1.c (dwarf_macro_param1): Adjust to dispatch to 1439 the new interfaces. 1440 * dwarf_macro_param2.c (dwarf_macro_param2): Likewise. 1441 * libdw.map (ELFUTILS_0.161): New. Add dwarf_getmacros_off, 1442 dwarf_macro_getsrcfiles, dwarf_macro_getparamcnt, dwarf_macro_param. 1443 14442014-10-06 Mark Wielaard <mjw@redhat.com> 1445 1446 * Makefile.am (libdw_a_SOURCES): Add dwarf_peel_type.c. 1447 * dwarf_aggregate_size.c (get_type): Use dwarf_peel_type. 1448 (aggregate_size): Likewise. Add old and new version. 1449 * dwarf_peel_type.c: New file. 1450 * libdw.h (dwarf_peel_type): New function declaration. 1451 * libdwP.h (dwarf_peel_type): New internal declaration. 1452 * libdw.map (ELFUTILS_0.161): New section. 1453 14542014-10-15 Petr Machata <pmachata@redhat.com> 1455 1456 * libdwP.h (struct Dwarf_Files_s.cu): Drop field. 1457 * dwarf_getsrclines.c (dwarf_getsrclines): Don't set it. 1458 14592014-10-05 Mark Wielaard <mjw@redhat.com> 1460 1461 * dwarf.h: Add DW_AT_GNU_deleted. 1462 14632014-10-02 Mark Wielaard <mjw@redhat.com> 1464 1465 * dwarf_aggregate_size.c (aggregate_size): Return CU address_size 1466 for sizeless DW_TAG_pointer_type, DW_TAG_reference_type or 1467 DW_TAG_rvalue_reference_type. 1468 14692014-09-12 Petr Machata <pmachata@redhat.com> 1470 1471 * memory-access.h (read_ubyte_unaligned_inc): Allow only 4- and 1472 8-byte quantities. Consequently, rename to... 1473 (read_addr_unaligned_inc): ... this. 1474 (read_sbyte_unaligned_inc, read_ubyte_unaligned): Drop. 1475 (read_sbyte_unaligned): Drop. 1476 14772014-09-10 Petr Machata <pmachata@redhat.com> 1478 1479 * dwarf_getlocation.c (attr_ok): Also accept 1480 DW_AT_GNU_call_site_value, DW_AT_GNU_call_site_data_value, 1481 DW_AT_GNU_call_site_target, DW_AT_GNU_call_site_target_clobbered. 1482 14832014-08-15 Mark Wielaard <mjw@redhat.com> 1484 1485 * dwarf_cu_die.c: New file. 1486 * Makefile.am (libdw_a_SOURCES): Add dwarf_cu_die.c. 1487 * libdw.h (dwarf_cu_die): New function declaration. 1488 * libdw.map (ELFUTILS_0.160): Add dwarf_cu_die. 1489 14902014-08-15 Mark Wielaard <mjw@redhat.com> 1491 1492 * dwarf_cu_getdwarf.c: New file. 1493 * Makefile.am (libdw_a_SOURCES): Add dwarf_cu_getdwarf.c. 1494 * libdw.h (Dwarf_CU): New typedef. 1495 (dwarf_cu_getdwarf): New function declaration. 1496 * libdw.map (ELFUTILS_0.160): New. Add dwarf_cu_getdwarf. 1497 14982014-06-18 Mark Wielaard <mjw@redhat.com> 1499 1500 * dwarf.h: Remove DW_TAG_mutable_type. 1501 15022014-05-02 Mark Wielaard <mjw@redhat.com> 1503 1504 * libdwP.h (__check_build_id): Removed now unused. 1505 15062014-05-01 Mark Wielaard <mjw@redhat.com> 1507 1508 * libdwP.h (struct Dwarf): Remove free_alt. 1509 * dwarf_end.c (dwarf_end): Don't check free_alt, don't end alt_dwarf. 1510 * dwarf_setalt.c (dwarf_setalt): Don't check or set free_alt. 1511 15122014-04-30 Mark Wielaard <mjw@redhat.com> 1513 1514 * libdw.map (ELFUTILS_0.159): Add dwelf_elf_gnu_build_id. 1515 15162014-04-15 Florian Weimer <fweimer@redhat.com> 1517 1518 * dwarf_begin_elf.c (__check_build_id, try_debugaltlink) 1519 (open_debugaltlink): Move to libdwfl. 1520 (check_section): Do not locate alternate debuginfo. 1521 15222014-04-24 Florian Weimer <fweimer@redhat.com> 1523 1524 * libdw.map (ELFUTILS_0.159): Export dwelf_dwarf_gnu_debugaltlink. 1525 15262014-04-22 Florian Weimer <fweimer@redhat.com> 1527 1528 * dwarf_getalt.c, dwarf_setalt.c: New files. 1529 * Makefile.am (libdw_a_SOURCES): Add them. 1530 * libdw.h (dwarf_getalt, dwarf_setalt): Add function declarations. 1531 * libdwP.h (dwarf_getalt, dwarf_setalt): Add internal function 1532 declarations. 1533 * libdw.map (ELFUTILS_0.159): Export the two new functions. 1534 15352014-04-15 Florian Weimer <fweimer@redhat.com> 1536 1537 * libdwP.h (enum IDX_gnu_debugaltlink): New. 1538 * dwarf_begin_elf.c (dwarf_scnnames): Increase string size and add 1539 .gnu_debugaltlink. 1540 (check_section): Obtain .gnu_debugaltlink section from the 1541 setiondata array. 1542 15432014-04-11 Mark Wielaard <mjw@redhat.com> 1544 1545 * libdw.map (ELFUTILS_0.159): New. Add dwelf_elf_gnu_debuglink. 1546 * Makefile.am (libdw.so): Depend on libdwelf_pic.a. 1547 (libdwelf_objects): New variable. 1548 (libdw_a_LIBADD): Add libdwelf objects. 1549 15502014-04-22 Mark Wielaard <mjw@redhat.com> 1551 1552 * memory-access.h (get_sleb128_step): Remove undefined behavior 1553 of left shifting a signed value. Replace it with a multiplication. 1554 15552014-04-13 Mark Wielaard <mjw@redhat.com> 1556 1557 * Makefile.am: Remove !MUDFLAP conditions. 1558 15592014-04-09 Mark Wielaard <mjw@redhat.com> 1560 1561 * dwarf_begin_elf.c (check_section): Check for unsigned overflow 1562 before calling malloc to uncompress data. 1563 15642014-03-03 Jan Kratochvil <jan.kratochvil@redhat.com> 1565 1566 Fix abort() on missing section headers. 1567 * dwarf_begin_elf.c (check_section): Replace abort call by goto err. 1568 New label err to return NULL. 1569 15702014-02-05 Josh Stone <jistone@redhat.com> 1571 1572 * dwarf_decl_file.c (dwarf_decl_file): Read the idx as unsigned. 1573 * dwarf_decl_line.c (__libdw_attr_intval): Read the line/column as 1574 unsigned. Change the range assert to DWARF_E_INVALID_DWARF. 1575 15762013-12-30 Mark Wielaard <mjw@redhat.com> 1577 1578 * libdw.map (ELFUTILS_0.158): Add dwfl_core_file_attach and 1579 dwfl_linux_proc_attach. 1580 15812013-12-20 Mark Wielaard <mjw@redhat.com> 1582 1583 * libdw.map (ELFUTILS_0.158): Add dwfl_getthread_frames. 1584 15852013-12-18 Mark Wielaard <mjw@redhat.com> 1586 1587 * libdw.map (ELFUTILS_0.158): Remove dwfl_module_addrsym_elf and 1588 dwfl_module_getsym_elf. Add dwfl_module_addrinfo and 1589 dwfl_module_getsym_info. 1590 15912013-12-16 Mark Wielaard <mjw@redhat.com> 1592 1593 * libdw.map (ELFUTILS_0.158): Add dwfl_module_getsymtab_first_global. 1594 15952013-12-10 Josh Stone <jistone@redhat.com> 1596 1597 * memory-access.h (get_uleb128_rest_return): Removed. 1598 (get_sleb128_rest_return): Removed. 1599 (get_uleb128_step): Make this a self-contained block. 1600 (get_sleb128_step): Ditto, and use a bitfield to extend signs. 1601 (get_uleb128): Make this wholly implemented by __libdw_get_uleb128. 1602 (get_sleb128): Make this wholly implemented by __libdw_get_sleb128. 1603 (__libdw_get_uleb128): Simplify and inline for all callers. 1604 (__libdw_get_sleb128): Ditto. 1605 * dwarf_getlocation.c (store_implicit_value): Void the unused uleb128. 1606 * memory-access.c: Delete file. 1607 * Makefile.am (libdw_a_SOURCES): Remove it. 1608 (DEFS): Remove the now unused -DIS_LIBDW. 1609 16102013-12-09 Josh Stone <jistone@redhat.com> 1611 1612 * libdw_form.c (__libdw_form_val_compute_len): Renamed function from 1613 __libdw_form_val_len, now handling only non-constant form lengths. 1614 * libdwP.h (__libdw_form_val_len): New inlined function. 1615 16162013-12-09 Mark Wielaard <mjw@redhat.com> 1617 1618 * dwarf_getlocation.c (__libdw_intern_expression): Handle empty 1619 location expressions. 1620 * dwarf_getlocation_attr.c (dwarf_getlocation_attr): When no 1621 location found, return empty location expression. 1622 * dwarf_getlocation_implicit_pointer.c 1623 (dwarf_getlocation_implicit_pointer): Likewise. 1624 (__libdw_empty_loc_attr): New internal function. 1625 * libdwP.h (__libdw_empty_loc_attr): Define. 1626 16272013-11-27 Mark Wielaard <mjw@redhat.com> 1628 1629 * libdw.map (ELFUTILS_0.158): Add dwfl_module_addrsym_elf and 1630 dwfl_module_getsym_elf. 1631 16322013-11-26 Mark Wielaard <mjw@redhat.com> 1633 1634 * libdw.map (ELFUTILS_0.156): Move dwfl_attach_state, dwfl_pid, 1635 dwfl_thread_dwfl, dwfl_thread_tid, dwfl_frame_thread, 1636 dwfl_thread_state_registers, dwfl_thread_state_register_pc, 1637 dwfl_getthreads, dwfl_thread_getframes and dwfl_frame_pc to ... 1638 (ELFUTILS_0.158): ... here. 1639 16402013-11-09 Mark Wielaard <mjw@redhat.com> 1641 1642 * dwarf_getaranges.c (dwarf_getaranges): Read segment_size and 1643 check that it is zero. 1644 16452013-11-07 Jan Kratochvil <jan.kratochvil@redhat.com> 1646 1647 * cfi.h (struct Dwarf_Frame_s): Make the comment more specific. 1648 * libdw.map (ELFUTILS_0.156): Add dwfl_attach_state, dwfl_pid, 1649 dwfl_thread_dwfl, dwfl_thread_tid, dwfl_frame_thread, 1650 dwfl_thread_state_registers, dwfl_thread_state_register_pc, 1651 dwfl_getthreads, dwfl_thread_getframes and dwfl_frame_pc. 1652 16532013-11-01 Michael Forney <mforney@mforney.org> 1654 1655 * Makefile.am (libdwfl_objects): New definition. 1656 (libdw_a_LIBADD): Use libdwfl_objects. 1657 16582013-11-01 Michael Forney <mforney@mforney.org> 1659 1660 * Makefile.am: Use READELF. 1661 16622013-10-30 Jan Kratochvil <jan.kratochvil@redhat.com> 1663 1664 * libdw.map (ELFUTILS_0.158): New. 1665 16662013-10-10 Mark Wielaard <mjw@redhat.com> 1667 1668 * dwarf_getfuncs.c (struct visitor_info): Rename start_offset to 1669 start_addr and rename last_offset to last_addr. Now both void *. 1670 (tree_visitor): Use start_add and die_addr instead of start_offset 1671 and die_offset. 1672 (dwarf_getfuncs): Use last_addr instead of last_offset. 1673 16742013-10-06 Mark Wielaard <mjw@redhat.com> 1675 1676 * cfi.c (execute_cfi): Make sure DW_CFA_expression and 1677 DW_CFA_val_expression are not used with abi_cfi. 1678 16792013-10-03 Josh Stone <jistone@redhat.com> 1680 1681 * dwarf_formref_die.c (dwarf_formref_die): Don't hash the sig8 here. 1682 * libdw_findcu.c (__libdw_intern_next_unit): Since this never revisits 1683 a unit, make sure to always hash the sig8 here, so none are missed. 1684 16852013-09-29 Mark Wielaard <mjw@redhat.com> 1686 1687 * dwarf_getlocation.c (store_implicit_value): Cast op->number2 to 1688 uintptr_t before casting to char *. 1689 (__libdw_intern_expression): Cast data to uintptr_t before casting 1690 to Dwarf_Word. 1691 * dwarf_getlocation_attr.c (dwarf_getlocation_attr): Cast 1692 op->number2 to uintptr_t before casting to char *. 1693 16942013-09-24 Josh Stone <jistone@redhat.com> 1695 1696 * libdw_visit_scopes.c (classify_die): Removed. 1697 (may_have_scopes): New function to replace classify_die. There's no 1698 need for full classification; just find tags that may contain scopes. 1699 (__libdw_visit_scopes): Use a direct tag comparison for imported 1700 units, and use may_have_scopes to test if recursion is needed. 1701 17022013-09-20 Mark Wielaard <mjw@redhat.com> 1703 1704 * dwarf_getfuncs.c (visitor_info): New struct. 1705 (tree_visitor): New function. 1706 (dwarf_getfuncs): Use __libdw_visit_scopes with tree_visitor. 1707 * libdw.h (dwarf_getfuncs): Expand function documentation. 1708 17092013-09-12 Mark Wielaard <mjw@redhat.com> 1710 1711 * fde.c (intern_fde): Free fde and set libdw errno when start 1712 or end could not be read. 1713 17142013-08-24 Mark Wielaard <mjw@redhat.com> 1715 1716 * dwarf_getlocation.c (store_implicit_value): Don't take data 1717 as argument, get block data from op number2. Return false when 1718 block data length and op number don't match up. 1719 (__libdw_intern_expression): Store start of block for 1720 DW_OP_implicit_value and DW_OP_GNU_entry_value instead of 1721 relative data offset. Also store block start (including length) 1722 for DW_OP_GNU_const_type. Don't pass data to store_implicit_value. 1723 * dwarf_getlocation_attr.c: New file. 1724 * dwarf_getlocation_die.c: Likewise. 1725 * libdw.h (dwarf_getlocation_die): New function definition. 1726 (dwarf_getlocation_attr): Likewise. 1727 * libdwP.h: Declare internal dwarf_getlocation_die. 1728 * libdw.map (ELFUTILS_0.157): Add dwarf_getlocation_die and 1729 dwarf_getlocation_attr. 1730 * Makefile.am (libdw_a_SOURCES): Add dwarf_getlocation_die.c and 1731 dwarf_getlocation_attr.c. 1732 17332013-08-23 Mark Wielaard <mjw@redhat.com> 1734 1735 * dwarf_getlocation.c (attr_ok): Also accept DW_AT_segment. 1736 (attr_base_address): New function. 1737 (initial_offset_base): New function. 1738 (getlocations_addr): New function. Taken from... 1739 (dwarf_getlocation_addr): here. Use new initial_offset_base and 1740 getlocations_addr. 1741 (dwarf_getlocations): New function. 1742 * libdw.h (dwarf_getlocations): New function definition. 1743 * libdw.map (ELFUTILS_0.157): New. 1744 17452013-07-02 Mark Wielaard <mjw@redhat.com> 1746 1747 * dwarf_getsrclines.c (dwarf_getsrclines): Add new stack allocation 1748 limit MAX_STACK_ALLOC. After MAX_STACK_ALLOC lines use malloc in 1749 NEW_LINE macro. Free malloced line records if any at the end. 1750 17512013-07-02 Mark Wielaard <mjw@redhat.com> 1752 1753 * dwarf_getcfi_elf.c (getcfi_shdr): Check sh_type == SHT_PROGBITS. 1754 17552013-06-26 Mark Wielaard <mjw@redhat.com> 1756 1757 * libdw_visit_scopes.c (__libdw_visit_scopes): Don't reject root 1758 DIEs without children. Return an error whenever dwarf_child or 1759 dwarf_siblingof return an error. Don't call recurse and increase 1760 the depth for an imported unit. Walk the children of an imported 1761 unit as if they are logical children of the parent root DIE. 1762 17632013-05-03 Mark Wielaard <mjw@redhat.com> 1764 1765 * dwarf_getsrclines.c (dwarf_getsrclines): Only set end_sequence 1766 when nlinelist > 0. 1767 17682013-04-28 Jan Kratochvil <jan.kratochvil@redhat.com> 1769 1770 * libdw.map (ELFUTILS_0.156): New. 1771 17722013-04-24 Mark Wielaard <mjw@redhat.com> 1773 1774 * Makefile.am: Use AM_CPPFLAGS instead of INCLUDES. 1775 17762013-04-10 Mark Wielaard <mjw@redhat.com> 1777 1778 * dwarf_formref_die.c (dwarf_formref_die): Reference size is only 1779 equal to address size when we have a DW_FORM_ref_addr for DWARF 1780 version 2. 1781 17822013-03-25 Mark Wielaard <mjw@redhat.com> 1783 1784 * dwarf_getsrclines.c (dwarf_getsrclines): Mark highest address as 1785 end_sequence. 1786 17872013-03-12 Mark Wielaard <mjw@redhat.com> 1788 1789 * dwarf_getsrcfiles.c (dwarf_getsrcfiles): Allow DW_TAG_partial_unit. 1790 * dwarf_getsrclines.c (dwarf_getsrclines): Likewise. 1791 17922013-02-15 Mark Wielaard <mjw@redhat.com> 1793 1794 * dwarf_formstring.c (dwarf_formstring): Check dbg_ret->sectiondata, 1795 not dbg->sectiondata. 1796 17972013-01-07 Roland McGrath <roland@hack.frob.com> 1798 1799 * memory-access.h 1800 [ALLOW_UNALIGNED] (read_8ubyte_unaligned_noncvt): New macro. 1801 [!ALLOW_UNALIGNED] (read_8ubyte_unaligned_noncvt): New inline function. 1802 18032012-12-18 Mark Wielaard <mjw@redhat.com> 1804 1805 * dwarf_begin_elf.c (valid_p): Call Dwarf_Sig8_Hash_free if invalid. 1806 (check_section): Likewise on error. 1807 (scngrp_read): Likewise. 1808 (dwarf_begin_elf): Likewise. 1809 18102012-10-09 Petr Machata <pmachata@redhat.com> 1811 1812 * dwarf_getlocation.c (__libdw_intern_expression): Handle 1813 DW_OP_GNU_parameter_ref, DW_OP_GNU_convert, DW_OP_GNU_reinterpret, 1814 DW_OP_GNU_regval_type, DW_OP_GNU_entry_value, 1815 DW_OP_GNU_deref_type, DW_OP_GNU_const_type. 1816 18172012-10-08 Jan Kratochvil <jan.kratochvil@redhat.com> 1818 1819 * cfi.c: New include system.h. 1820 (execute_cfi) (enough_registers): Clear new memory after realloc. 1821 18222012-10-08 Jan Kratochvil <jan.kratochvil@redhat.com> 1823 1824 * fde.c (__libdw_find_fde): Change <fde != NULL> to likely. Return 1825 DWARF_E_NO_MATCH if .eh_frame_hdr points to FDE which is too short for 1826 searched PC. 1827 18282012-10-08 Jan Kratochvil <jan.kratochvil@redhat.com> 1829 1830 * dwarf_getlocation.c (__libdw_intern_expression) <cfap>: Make new 1831 loclist element DW_OP_call_frame_cfa before decoding the opcodes. 1832 Remove the later DW_OP_call_frame_cfa push to RESULT. 1833 18342012-10-08 Jan Kratochvil <jan.kratochvil@redhat.com> 1835 1836 Code cleanup. 1837 * fde.c (binary_search_fde): Remove always true <address >= start> 1838 conditional. Move L initialization upwards. 1839 18402012-08-24 Mark Wielaard <mjw@redhat.com> 1841 1842 * dwarf_begin_elf.c (check_section): Only probe for dwz multi files 1843 when ENABLE_DWZ is defined. 1844 * libdwP.h (__check_build_id): Only declare when ENABLE_DWZ is 1845 defined. 1846 18472012-08-16 Mark Wielaard <mjw@redhat.com> 1848 1849 * Makefile.am (EXTRA_DIST): Add known-dwarf.h. 1850 * dwarf.h (DW_LANG_Go): Update comment. 1851 (DW_LANG_Mips_Assembler): Likewise. 1852 18532012-06-27 Mark Wielaard <mjw@redhat.com> 1854 1855 * dwarf.h: Add DW_FORM_GNU_ref_alt and DW_FORM_GNU_strp_alt. 1856 * dwarf_begin.c (dwarf_begin): Add INTDEF. 1857 * dwarf_begin_elf.c (__check_build_id): New internal_function. 1858 (try_debugaltlink): New function. 1859 (open_debugaltlink): Likewise. 1860 (check_section): Try open_debugaltlink for .gnu_debugaltlink. 1861 * dwarf_end.c (dwarf_end): Free the alternative Dwarf descriptor if 1862 necessary. 1863 * dwarf_error.c (errmsgs): Add DWARF_E_NO_ALT_DEBUGLINK. 1864 * dwarf_formref.c (__libdw_formref): Using DW_FORM_GNU_ref_alt 1865 is an error here. 1866 * dwarf_formref_die.c (dwarf_formref_die): Handle DW_FORM_GNU_ref_alt. 1867 * dwarf_formstring.c (dwarf_formstring): Handle DW_FORM_GNU_strp_alt. 1868 * dwarf_formudata.c (__libdw_formptr): Adjust __libdw_read_offset 1869 calls. 1870 * dwarf_getpubnames.c (get_offsets): Adjust __libdw_read_offset call. 1871 * libdwP.h: Add DWARF_E_NO_ALT_DEBUGLINK. 1872 (struct Dwarf): Add alt_dwarf and free_alt fields. 1873 (__libdw_read_offset): Add dbg_ret argument, use to check with 1874 __libdw_offset_in_section. 1875 (__check_build_id): New function declaration. 1876 (dwarf_begin): Define as INTDECL. 1877 * libdw_form.c (__libdw_form_val_len): Handle DW_FORM_GNU_ref_alt 1878 and DW_FORM_GNU_strp_alt. 1879 18802012-07-19 Mark Wielaard <mjw@redhat.com> 1881 1882 * dwarf.h: Add DW_OP_GNU_parameter_ref. 1883 18842012-07-24 Mark Wielaard <mjw@redhat.com> 1885 1886 * dwarf.h: Correct spelling of DW_LANG_ObjC. 1887 * dwarf_aggregate_size.c (array_size): Use correct spelling of 1888 DW_LANG_ObjC. 1889 18902012-07-24 Mark Wielaard <mjw@redhat.com> 1891 1892 * dwarf.h: Add DW_ATE_UTF. 1893 18942012-06-27 Mark Wielaard <mjw@redhat.com> 1895 1896 * dwarf.h: Add DW_MACRO_GNU .debug_macro type encodings. 1897 18982012-06-26 Mark Wielaard <mjw@redhat.com> 1899 1900 * libdwP.h: Add IDX_debug_macro. 1901 * dwarf.h: Add DW_AT_GNU_macros. 1902 * dwarf_begin_elf.c (dwarf_scnnames): Add .debug_macro. 1903 * dwarf_formudata.c (dwarf_formudata): Recognize DW_AT_GNU_macros. 1904 19052012-04-27 Mark Wielaard <mjw@redhat.com> 1906 1907 * libdw/dwarf_highpc.c (dwarf_highpc): Handle DW_AT_high_pc being 1908 a constant offset from DW_AT_low_pc. 1909 19102012-03-19 Tom Tromey <tromey@redhat.com> 1911 1912 * libdw_findcu.c (findcu_cb): Move earlier. 1913 (__libdw_intern_next_unit): Add new CU to search tree here... 1914 (__libdw_findcu): ... not here. 1915 19162012-01-31 Mark Wielaard <mjw@redhat.com> 1917 1918 * dwarf_formudata.c (dwarf_formudata): Handle DW_FORM_sec_offset. 1919 19202011-11-31 Mark Wielaard <mjw@redhat.com> 1921 1922 * Makefile.am (known-dwarf.h): Run gawk on config/known-dwarf.awk. 1923 19242011-07-14 Mark Wielaard <mjw@redhat.com> 1925 1926 * libdw.h (dwarf_offdie): Fix documentation to mention .debug_info. 1927 19282011-05-16 Jakub Jelinek <jakub@redhat.com> 1929 1930 * dwarf.h (DW_OP_GNU_const_type, DW_OP_GNU_regval_type, 1931 DW_OP_GNU_deref_type, DW_OP_GNU_convert, DW_OP_GNU_reinterpret): 1932 New. 1933 19342011-04-26 Mark Wielaard <mjw@redhat.com> 1935 1936 * dwarf_child (dwarf_child): Sanity check end of section against 1937 cu_data () of die->cu. 1938 19392011-03-22 Mark Wielaard <mjw@redhat.com> 1940 1941 * dwarf.h: Add DW_TAG_GNU_call_site, 1942 DW_TAG_GNU_call_site_parameter, 1943 DW_AT_GNU_call_site_value, 1944 DW_AT_GNU_call_site_data_value, 1945 DW_AT_GNU_call_site_target, 1946 DW_AT_GNU_call_site_target_clobbered, 1947 DW_AT_GNU_tail_call, 1948 DW_AT_GNU_all_tail_call_sites, 1949 DW_AT_GNU_all_call_sites, 1950 DW_AT_GNU_all_source_call_sites, 1951 and DW_OP_GNU_entry_value. 1952 19532011-03-10 Petr Machata <pmachata@redhat.com> 1954 1955 * libdw/dwarf_tag.c (__libdw_findabbrev): Reject requests for 1956 abbreviation with code 0. 1957 19582011-03-09 Petr Machata <pmachata@redhat.com> 1959 1960 * libdw/dwarf_child.c (dwarf_child): Check for section overrun. 1961 19622011-02-23 Roland McGrath <roland@redhat.com> 1963 1964 * libdwP.h (struct Dwarf) [USE_ZLIB]: New member sectiondata_gzip_mask. 1965 Declare __libdw_free_zdata. 1966 * dwarf_end.c [USE_ZLIB] (__libdw_free_zdata): New function. 1967 (dwarf_end): Call it. 1968 1969 * dwarf_begin_elf.c (valid_p): Likewise. 1970 (check_section, scngrp_read): Likewise. 1971 (check_section) [USE_ZLIB]: Grok .z* flavors of sections. 1972 19732010-10-13 Roland McGrath <roland@redhat.com> 1974 1975 * dwarf.h: Add DW_LANG_Go. 1976 19772010-10-05 Roland McGrath <roland@redhat.com> 1978 1979 * dwarf_getaranges.c: Use malloc rather than alloca, 1980 since the total number of elements can be quite huge. 1981 19822010-07-26 Roland McGrath <roland@redhat.com> 1983 1984 * dwarf_getlocation_implicit_pointer.c: New file. 1985 * Makefile.am (libdw_a_SOURCES): Add it. 1986 * libdw.map (ELFUTILS_0.149): New set. 1987 Add dwarf_getlocation_implicit_pointer. 1988 * libdw.h: Declare it. 1989 1990 * dwarf_offdie.c (do_offdie): Renamed to __libdw_offdie, made global. 1991 (dwarf_offdie, dwarf_offdie_types): Update callers. 1992 * libdwP.h: Declare it. 1993 1994 * dwarf.h: Add DW_OP_GNU_implicit_pointer. 1995 * dwarf_getlocation.c (__libdw_intern_expression): Handle it. 1996 19972010-08-24 Roland McGrath <roland@redhat.com> 1998 1999 * libdw.map (ELFUTILS_0.149): New set. Add dwfl_dwarf_line. 2000 20012010-07-27 Roland McGrath <roland@redhat.com> 2002 2003 * dwarf_formref_die.c: Fix sig8 hash insertion. 2004 20052010-06-23 Roland McGrath <roland@redhat.com> 2006 2007 * cfi.c (dwarf_cfi_validate_fde): Function removed. 2008 * libdw.h: Remove it. 2009 * libdw.map: Likewise. 2010 20112010-06-22 Roland McGrath <roland@redhat.com> 2012 2013 * dwarf_getlocation.c (check_constant_offset): data[48] are constant. 2014 2015 * dwarf_getsrclines.c: Fix signed comparison warning in extended 2016 opcode parsing. 2017 20182010-06-21 Roland McGrath <roland@redhat.com> 2019 2020 * dwarf.h: Add DW_TAG_GNU_* constants. 2021 2022 * memory-access.h (get_sleb128_rest_return): Fix sign extension for 2023 10-byte case. 2024 20252010-06-20 Roland McGrath <roland@redhat.com> 2026 2027 * libdw_findcu.c (__libdw_findcu): Take new flag argument, 2028 to search TUs instead of CUs. 2029 * libdwP.h: Update decl. 2030 (struct Dwarf): New member tu_tree. 2031 * dwarf_end.c (dwarf_end): Clean up tu_tree. 2032 * dwarf_offdie.c (do_offdie): New function, broken out of ... 2033 (dwarf_offdie): ... here. 2034 (dwarf_offdie_types): New function. 2035 * libdw.h: Declare it. 2036 * libdw.map (ELFUTILS_0.148): Add it. 2037 2038 * libdwP.h (CUDIE): Use cu_data. 2039 * dwarf_formblock.c: Likewise. 2040 * dwarf_formref_die.c: Likewise. 2041 * dwarf_diecu.c: Use CUDIE macro. 2042 * dwarf_formaddr.c: Use cu_sec_idx. 2043 20442010-06-16 Roland McGrath <roland@redhat.com> 2045 2046 * dwarf_formref_die.c: Use dwarf_offdie only for DW_FORM_ref_addr, so 2047 we don't repeat a CU lookup we've already done. Handle 2048 DW_FORM_ref_sig8 using sig8_hash table and __libdw_intern_next_unit. 2049 2050 * libdw_findcu.c (__libdw_intern_next_unit): New function, 2051 broken out of ... 2052 (__libdw_findcu): ... here. Call it. 2053 * libdwP.h: Declare it. 2054 (struct Dwarf): New member next_tu_offset. 2055 2056 * dwarf_sig8_hash.c: New file. 2057 * dwarf_sig8_hash.h: New file. 2058 * Makefile.am (libdw_a_SOURCES, noinst_HEADERS): Add them. 2059 * dwarf_abbrev_hash.c: Include dwarf_sig8_hash.h before 2060 defining NO_UNDEF. 2061 * libdwP.h (struct Dwarf): New member sig8_hash. 2062 * dwarf_begin_elf.c: Call Dwarf_Sig8_Hash_init on it. 2063 * dwarf_end.c: Call Dwarf_Sig8_Hash_free on it. 2064 2065 * dwarf_nextcu.c (dwarf_next_unit): New function, broken out of ... 2066 (dwarf_nextcu): ... here. Call it. 2067 * libdw.h: Declare it. 2068 * libdwP.h: Add INTDECL. 2069 * libdw_findcu.c (__libdw_findcu): Use it instead of dwarf_nextcu. 2070 * libdw.map (ELFUTILS_0.148): New set, add dwarf_next_unit. 2071 2072 * libdwP.h (cu_sec_idx, cu_data): New functions. 2073 Use .debug_types when CU is a TU. 2074 * dwarf_cuoffset.c: Use that instead of assuming IDX_debug_info. 2075 * dwarf_siblingof.c: Likewise. 2076 * dwarf_formstring.c: Likewise. 2077 * dwarf_formudata.c (__libdw_formptr, dwarf_formudata): Likewise. 2078 * dwarf_getlocation.c (dwarf_getlocation): Likewise. 2079 (dwarf_getlocation_addr): Likewise. 2080 2081 * libdwP.h (struct Dwarf_CU): Add new members type_offset, type_sig8. 2082 (DIE_OFFSET_FROM_CU_OFFSET): Take flag argument; if true, compute 2083 .debug_types header size instead of .debug_info header size. 2084 (CUDIE): Use it. 2085 * dwarf_diecu.c: Update caller. 2086 * dwarf_getaranges.c: Likewise. 2087 * dwarf_nextcu.c: Likewise. 2088 * libdw_findcu.c (__libdw_findcu): Initialize new members. 2089 2090 * fde.c (fde_by_offset): Renamed to ... 2091 (__libdw_fde_by_offset): ... this, made global and internal_function. 2092 Don't take ADDRESS argument. 2093 (__libdw_find_fde): Update caller. Do address sanity check here. 2094 * cfi.h: Declare __libdw_fde_by_offset. 2095 * cfi.c (dwarf_cfi_validate_fde): New function. 2096 * libdw.h: Declare it. 2097 * libdw.map (ELFUTILS_0.148): Add it. 2098 2099 * cie.c (intern_new_cie): Canonicalize DW_EH_PE_absptr FDE encoding to 2100 either DW_EH_PE_udata8 or DW_EH_PE_udata4. 2101 2102 * encoded-value.h (read_encoded_value): Handle DW_EH_PE_indirect. 2103 Don't assume DW_EH_PE_aligned refers to native address size. 2104 2105 * cfi.c (execute_cfi): Barf on CIE initial instructions changing the 2106 address. 2107 21082010-06-17 Roland McGrath <roland@redhat.com> 2109 2110 * libdwP.h (struct Dwarf_Line_s): Add members isa, discriminator, and 2111 op_index. 2112 * dwarf_getsrclines.c (dwarf_getsrclines): Move NEW_FILE macro guts 2113 into an inner inline function. Set new fields. Check all fields for 2114 overflow when setting. 2115 * dwarf_lineisa.c: New file. 2116 * dwarf_linediscriminator.c: New file. 2117 * dwarf_lineop_index.c: New file. 2118 * Makefile.am (libdw_a_SOURCES): Add them. 2119 * libdw.map (ELFUTILS_0.148): Add them. 2120 * libdw.h: Declare them. 2121 21222010-06-16 Roland McGrath <roland@redhat.com> 2123 2124 * dwarf_next_cfi.c: Fix version 4 return_address_register decoding. 2125 2126 * fde.c (fde_by_offset): Renamed to ... 2127 (__libdw_fde_by_offset): ... this, made global and internal_function. 2128 Don't take ADDRESS argument. 2129 (__libdw_find_fde): Update caller. Do address sanity check here. 2130 * cfi.h: Declare __libdw_fde_by_offset. 2131 * cfi.c (dwarf_cfi_validate_fde): New function. 2132 * libdw.h: Declare it. 2133 * libdw.map (ELFUTILS_0.148): Add it. 2134 2135 * cie.c (intern_new_cie): Canonicalize DW_EH_PE_absptr FDE encoding to 2136 either DW_EH_PE_udata8 or DW_EH_PE_udata4. 2137 2138 * encoded-value.h (read_encoded_value): Handle DW_EH_PE_indirect. 2139 Don't assume DW_EH_PE_aligned refers to native address size. 2140 2141 * cfi.c (execute_cfi): Barf on CIE initial instructions changing the 2142 address. 2143 21442010-06-15 Roland McGrath <roland@redhat.com> 2145 2146 * dwarf_formref.c (__libdw_formref): Diagnose DW_FORM_ref_sig8 like 2147 DW_FORM_ref_addr. 2148 * dwarf_formref_die.c (dwarf_formref_die): Diagnose it the same way 2149 here, since we don't support it yet. 2150 2151 * dwarf_next_cfi.c: Handle version 4 format. 2152 2153 * dwarf_getsrclines.c: Handle version 4 format. 2154 21552010-06-01 Roland McGrath <roland@redhat.com> 2156 2157 * libdwP.h: Remove unused IDX_debug_*names, add IDX_debug_types. 2158 * dwarf_begin_elf.c (dwarf_scnnames): Likewise. 2159 2160 * libdwP.h (CIE_VERSION): Remove unused macro. 2161 2162 * dwarf_getsrclines.c: Fix version field test. 2163 * libdwP.h (DWARF_VERSION): Remove useless macro. 2164 2165 * dwarf_formudata.c (__libdw_formptr): Fix DW_FORM_sec_offset handling. 2166 2167 * dwarf_formblock.c (dwarf_formblock): Handle DW_FORM_exprloc. 2168 2169 * libdw_findcu.c (__libdw_findcu): Accept version 4. 2170 21712010-05-31 Mark Wielaard <mjw@redhat.com> 2172 2173 * cfi.h (dwarf_cfi_cie_p): Move definition from here, to .. 2174 * libdw.h (dwarf_cfi_cie_p): ... here. 2175 21762010-05-31 Mark Wielaard <mjw@redhat.com> 2177 2178 * dwarf.h: Fix DW_LANG_Python constant. 2179 21802010-05-28 Eduardo Santiago <santiago@redhat.com> 2181 2182 * dwarf_getlocation.c (dwarf_getlocation): Do attr_ok check first 2183 thing. 2184 21852010-05-27 Roland McGrath <roland@redhat.com> 2186 2187 * dwarf.h: Add DW_AT_enum_class, DW_AT_linkage_name, 2188 DW_TAG_template_alias, DW_LANG_Python, DW_LNE_set_discriminator. 2189 21902010-05-08 Roland McGrath <roland@redhat.com> 2191 2192 * dwarf_getlocation.c (__libdw_intern_expression): Take new argument 2193 REF_SIZE. Use that to handle DW_OP_call_ref correctly. 2194 (getlocation): Update caller. 2195 * dwarf_frame_cfa.c (dwarf_frame_cfa): Likewise. 2196 * dwarf_frame_register.c (dwarf_frame_register): Likewise. 2197 * libdwP.h: Update decl. 2198 21992010-04-26 Roland McGrath <roland@redhat.com> 2200 2201 * cfi.h (struct Dwarf_Frame_s): Add cfa_invalid alternative in cfa_rule. 2202 * cfi.c (execute_cfi): Set that instead of doing cfi_assert for 2203 DW_CFA_def_cfa_{offset*,register} when a non-offset rule is in force. 2204 * dwarf_frame_cfa.c (dwarf_frame_cfa): Handle cfa_invalid. 2205 2206 * dwarf_getlocation.c (__libdw_intern_expression): Take new arg CFAP. 2207 Prepend DW_OP_call_frame_cfa if true. 2208 (getlocation): Update caller. 2209 * dwarf_frame_cfa.c (dwarf_frame_cfa): Likewise. 2210 * dwarf_frame_register.c (dwarf_frame_register): Likewise. 2211 * libdwP.h: Update decl. 2212 22132010-04-22 Roland McGrath <roland@redhat.com> 2214 2215 * cfi.c (execute_cfi): Never return without cleanup. 2216 Free FS on failure. 2217 (cie_cache_initial_state): Adjust caller to expect that free. 2218 (__libdw_frame_at_address): Likewise. 2219 22202010-03-10 Roland McGrath <roland@redhat.com> 2221 2222 * libdw.map (ELFUTILS_0.146): New set. Add dwfl_core_file_report. 2223 22242010-02-15 Roland McGrath <roland@redhat.com> 2225 2226 * Makefile.am: Use config/eu.am for common stuff. 2227 22282010-02-02 Mark Wielaard <mjw@redhat.com> 2229 2230 * fde.c (intern_fde): Fix length check for sized_augmentation_data. 2231 22322010-01-07 Roland McGrath <roland@redhat.com> 2233 2234 * dwarf_getcfi_elf.c (getcfi_phdr): Use elf_getphdrnum. 2235 22362010-01-05 Roland McGrath <roland@redhat.com> 2237 2238 * dwarf_aggregate_size.c: New file. 2239 * Makefile.am (libdw_a_SOURCES): Add it. 2240 * libdw.h: Declare it. 2241 * libdwP.h: Add INTDECL. 2242 * libdw.map (ELFUTILS_0.144): New set. Add dwarf_aggregate_size. 2243 2244 * dwarf_srclang.c: Add INTDEF. 2245 * libdwP.h: Add INTDECL. 2246 2247 * dwarf.h: Add some more DW_AT_GNU_* types from gcc. 2248 2249 * dwarf.h: Add DW_AT_GNU_vector, DW_AT_GNU_template_name. 2250 22512009-11-21 Roland McGrath <roland@redhat.com> 2252 2253 * dwarf_getlocation.c (check_constant_offset): Return 1 for all 2254 non-constant forms. 2255 22562009-10-15 Roland McGrath <roland@redhat.com> 2257 2258 * libdw_form.c (__libdw_form_val_len): Grok DW_FORM_sec_offset, 2259 DW_FORM_exprloc, DW_FORM_flag_present, and DW_FORM_ref_sig8. 2260 22612009-09-17 Roland McGrath <roland@redhat.com> 2262 2263 * dwarf_getlocation.c (dwarf_getlocation_implicit_value): Make OP 2264 argument a pointer to const. 2265 * libdw.h: Update decl. 2266 22672009-09-10 Roland McGrath <roland@redhat.com> 2268 2269 * dwarf_getlocation.c (store_implicit_value): New function. 2270 (__libdw_intern_expression): Use it, handle DW_OP_implicit_value. 2271 (dwarf_getlocation_implicit_value): New function. 2272 * libdw.h: Declare it. 2273 * libdw.map (ELFUTILS_0.143): Add it. 2274 22752009-09-09 Mark Wielaard <mjw@redhat.com> 2276 2277 * dwarf_getcfi.c (dwarf_getcfi): Clear cfi->ebl. 2278 22792009-08-21 Josh Stone <jistone@redhat.com> 2280 2281 * dwarf_hasattr_integrate.c: Integrate DW_AT_specification too. 2282 22832009-08-10 Roland McGrath <roland@redhat.com> 2284 2285 * dwarf_getscopevar.c: Use dwarf_diename. 2286 22872009-08-09 Roland McGrath <roland@redhat.com> 2288 2289 * libdw.map (ELFUTILS_0.143): New version set, 2290 inherits from ELFUTILS_0.142. 2291 * dwarf_arrayorder.c: Use OLD_VERSION and NEW_VERSION to define an 2292 alias in the ELFUTILS_0.122 version set and the default in the new set. 2293 * dwarf_srclang.c: Likewise. 2294 * dwarf_decl_file.c: Likewise. 2295 * dwarf_decl_line.c: Likewise. 2296 * dwarf_decl_column.c: Likewise. 2297 * dwarf_bytesize.c: Likewise. 2298 * dwarf_bitsize.c: Likewise. 2299 * dwarf_bitoffset.c: Likewise. 2300 23012009-08-07 Roland McGrath <roland@redhat.com> 2302 2303 * dwarf_arrayorder.c: Use dwarf_attr_integrate. 2304 * dwarf_srclang.c: Likewise. 2305 * dwarf_decl_file.c: Likewise. 2306 * dwarf_decl_line.c (__libdw_attr_intval): Likewise. 2307 * dwarf_bytesize.c: Likewise. 2308 * dwarf_bitsize.c: Likewise. 2309 * dwarf_bitoffset.c: Likewise. 2310 23112009-07-22 Roland McGrath <roland@redhat.com> 2312 2313 * dwarf_frame_cfa.c: Change calling convention. 2314 * libdw.h: Update decl. 2315 2316 * dwarf_frame_register.c: Change calling/return-value convention for 2317 value-only results and undefined/same_value. 2318 * libdw.h: Update decl. 2319 2320 * dwarf_getlocation.c (__libdw_intern_expression): Take new bool 2321 argument, append DW_OP_stack_value if set. Don't take NOPS argument, 2322 return that value instead. 2323 (getlocation): Update caller. 2324 * dwarf_frame_cfa.c: Likewise. 2325 * libdwP.h: Update decl. 2326 23272009-07-21 Roland McGrath <roland@redhat.com> 2328 2329 * dwarf_getsrc_file.c: Ignore a CU that just has no DW_AT_stmt_list. 2330 Fix loop iteration after skipping a bogus or useless CU. 2331 2332 * dwarf_entry_breakpoints.c: Handle 0 dwarf_errno () as harmless 2333 absence, not DWARF_E_NO_DEBUG_LINE. 2334 23352009-07-20 Roland McGrath <roland@redhat.com> 2336 2337 * dwarf_getlocation.c (__libdw_intern_expression): 2338 Handle DW_OP_stack_value. 2339 23402009-07-16 Roland McGrath <roland@redhat.com> 2341 2342 * dwarf_formudata.c (__libdw_formptr): Handle DW_FORM_sec_offset, 2343 reject others when CU's version > 3. 2344 2345 * dwarf_formflag.c: Handle DW_FORM_flag_present. 2346 2347 * dwarf.h: Add DW_OP_{implicit,stack}_value from DWARF 4 draft. 2348 Also DW_TAG_type_unit and DW_TAG_rvalue_reference_type. 2349 Also DW_AT_signature, DW_AT_main_subprogram, DW_AT_data_bit_offset, 2350 and DW_AT_const_expr. 2351 Also DW_FORM_sec_offset, DW_FORM_exprloc, DW_FORM_flag_present, 2352 and DW_FORM_ref_sig8. 2353 23542009-07-15 Roland McGrath <roland@redhat.com> 2355 2356 * dwarf_getlocation.c: Grok DW_OP_form_tls_address, 2357 DW_OP_GNU_push_tls_address, and DW_OP_bit_piece. 2358 23592009-07-13 Roland McGrath <roland@redhat.com> 2360 2361 * dwarf_getlocation.c: Grok DW_OP_call_frame_cfa. 2362 23632009-07-08 Roland McGrath <roland@redhat.com> 2364 2365 * libdw.map (ELFUTILS_0.142): Add dwfl_module_dwarf_cfi, 2366 dwfl_module_eh_cfi. 2367 2368 * libdwP.h (struct Dwarf): Add member `cfi'. 2369 * dwarf_end.c (dwarf_end): Call __libdw_destroy_frame_cache on it. 2370 * dwarf_getcfi.c: New file. 2371 * dwarf_getcfi_elf.c: New file. 2372 * dwarf_cfi_end.c: New file. 2373 * dwarf_cfi_addrframe.c: New file. 2374 * dwarf_frame_cfa.c: New file. 2375 * dwarf_frame_register.c: New file. 2376 * dwarf_frame_return_address_register.c: New file. 2377 * Makefile.am (libdw_a_SOURCES): Add them. 2378 * unwind.h: Declare those functions. 2379 * libdw.map (ELFUTILS_0.142): Export them. 2380 2381 * dwarf_getlocation.c (__libdw_intern_expression): New function, 2382 broken out of ... 2383 (getlocation): ... here, call it. 2384 * libdwP.h: Declare it. 2385 2386 * cie.c: New file. 2387 * fde.c: New file. 2388 * frame-cache.c: New file. 2389 * cfi.c: New file. 2390 * cfi.h: New file. 2391 * encoded-value.h: New file. 2392 * Makefile.am (libdw_a_SOURCES, noinst_HEADERS): Add them. 2393 * libdwP.h: Add DWARF_E_INVALID_CFI to errors enum. 2394 * dwarf_error.c (errmsgs): Add element for it. 2395 2396 * dwarf_next_cfi.c: New file. 2397 * Makefile.am (libdw_a_SOURCES): Add it. 2398 * libdw.h (Dwarf_CIE, Dwarf_FDE, Dwarf_CIE_Entry): New types. 2399 Declare dwarf_next_cfi. 2400 * libdw.map (ELFUTILS_0.142): New set, inherits from ELFUTILS_0.136. 2401 Add dwarf_next_cfi. 2402 2403 * memory-access.h [! ALLOW_UNALIGNED] 2404 (read_2ubyte_unaligned): Renamed to ... 2405 (read_2ubyte_unaligned_1): ... this. Take bool rather than Dwarf *. 2406 (read_2ubyte_unaligned): Define as macro passing dbg->other_byte_order. 2407 (read_2sbyte_unaligned): Likewise. 2408 (read_4ubyte_unaligned): Likewise. 2409 (read_4sbyte_unaligned): Likewise. 2410 (read_8ubyte_unaligned): Likewise. 2411 (read_8sbyte_unaligned): Likewise. 2412 2413 * libdwP.h (IDX_eh_frame): Remove it. 2414 * dwarf_begin_elf.c (dwarf_scnnames): Remove its element. 2415 24162009-07-08 Roland McGrath <roland@redhat.com> 2417 2418 * libdwP.h (struct Dwarf_Line_s): Reorder members to pack better. 2419 2420 * dwarf_getlocation.c (check_constant_offset): New function. 2421 (dwarf_getlocation, dwarf_getlocation_addr): Call it to 2422 handle DW_AT_data_member_location of data[48] as constant offset. 2423 24242009-06-18 Roland McGrath <roland@redhat.com> 2425 2426 * libdwP.h (__libdw_read_address_inc): Constify. 2427 (__libdw_read_offset_inc): Likewise. 2428 * dwarf_getaranges.c: Likewise. 2429 * dwarf_getlocation.c: Likewise. 2430 * dwarf_getsrclines.c: Likewise. 2431 * dwarf_nextcu.c: Likewise. 2432 24332009-05-05 Petr Machata <pmachata@redhat.com> 2434 2435 * libdwP.h (__libdw_formptr): Declare new function. 2436 * dwarf_formudata.c: Implement it here. 2437 * dwarf_getlocation.c (dwarf_getlocation_addr): 2438 Call it instead of hand-rolled offset handling code. 2439 * dwarf_getsrclines.c (dwarf_getsrclines): Likewise. 2440 * dwarf_ranges.c (dwarf_ranges): Likewise. 2441 24422009-05-04 Petr Machata <pmachata@redhat.com> 2443 2444 * libdwP.h (__libdw_read_begin_end_pair_inc): Declare new function. 2445 * dwarf_ranges.c: Implement it here. 2446 (dwarf_ranges): Call it. 2447 * dwarf_getlocation.c (dwarf_getlocation_addr): Call it also here. 2448 24492009-04-23 Petr Machata <pmachata@redhat.com> 2450 2451 * dwarf_formaddr.c (dwarf_formaddr): Call __libdw_read_* instead 2452 of read_*ubyte_unaligned. 2453 * dwarf_formref_die.c (dwarf_formref_die): Likewise. 2454 * dwarf_formstring.c (dwarf_formstring): Likewise. 2455 * dwarf_formudate.c (dwarf_formudata): Likewise. 2456 * dwarf_getaranges.c (dwarf_getaranges): Likewise. 2457 * dwarf_getlocation.c (dwarf_getlocation_addr): Likewise. 2458 * dwarf_getpubnames.c (get_offsets): Likewise. 2459 * dwarf_nextcu.c (dwarf_nextcu): Likewise. 2460 24612009-04-23 Petr Machata <pmachata@redhat.com> 2462 2463 * libdwP.h (__libdw_read_addr_inc, __libdw_read_off_inc, 2464 __libdw_read_addr, __libdw_read_off): Add four new internal 2465 functions. 2466 24672009-05-07 Roland McGrath <roland@redhat.com> 2468 2469 * dwarf_getmacros.c (dwarf_getmacros): Use absolute section offset in 2470 return value and OFFSET argument, not CU-relative. Only fetch the 2471 attribute data when called with OFFSET of 0. 2472 24732009-05-07 Petr Machata <pmachata@redhat.com> 2474 2475 * dwarf_getmacros.c (dwarf_getmacros): Take into account offset in 2476 DW_AT_macro_info attribute of CU DIE. 2477 24782009-04-15 Roland McGrath <roland@redhat.com> 2479 2480 * dwarf.h (DW_CIE_ID): Removed. 2481 (DW_CIE_ID_32, DW_CIE_ID_64): New constants replace it. 2482 24832009-04-01 Roland McGrath <roland@redhat.com> 2484 2485 * dwarf.h: Add DW_CFA_GNU_negative_offset_extended. 2486 24872009-01-28 Roland McGrath <roland@redhat.com> 2488 2489 * libdwP.h (struct Dwarf_Line_s): Move out of struct Dwarf_Lines_s 2490 defn so C++ doesn't scope the name to not match the Dwarf_Line typedef. 2491 2492 * libdwP.h (struct Dwarf_Files_s): Replace dbg field with cu field. 2493 24942009-01-26 Roland McGrath <roland@redhat.com> 2495 2496 * dwarf_ranges.c: Return 0 when no ranges or *_pc attrs at all. 2497 24982009-01-25 Roland McGrath <roland@redhat.com> 2499 2500 * dwarf_getattrs.c: Correctly skip attribute values when restarting. 2501 25022009-01-23 Roland McGrath <roland@redhat.com> 2503 2504 * Makefile.am ($(srcdir)/known-dwarf.h): Target renamed back. 2505 Put these rules under if MAINTAINER_MODE. 2506 25072009-01-22 Roland McGrath <roland@redhat.com> 2508 2509 * dwarf.h: Add DW_OP_GNU_encoded_addr. 2510 25112009-01-21 Roland McGrath <roland@redhat.com> 2512 2513 * Makefile.am (CLEANFILES): Renamed to ... 2514 (MOSTLYCLEANFILES): ... here. 2515 (CLEANFILES): New variable, add known-dwarf.h. 2516 25172009-01-17 Roland McGrath <roland@redhat.com> 2518 2519 * Makefile.am (known-dwarf.h): Target renamed, not in $(srcdir). 2520 Make it unconditional. 2521 (BUILT_SOURCES): Updated. 2522 2523 * dwarf.h: Add description comments for DW_LANG_* values. 2524 2525 * Makefile.am [MAINTAINER_MODE] 2526 ($(srcdir)/known-dwarf.h): New target. 2527 (BUILT_SOURCES): Add it. 2528 2529 * dwarf.h: Add DW_OP_GNU_push_tls_address, DW_OP_GNU_uninit. 2530 25312009-01-10 Ulrich Drepper <drepper@redhat.com> 2532 2533 * dwarf_error.c: Always use __thread. Remove all !USE_TLS code. 2534 25352009-01-08 Roland McGrath <roland@redhat.com> 2536 2537 * Makefile.am (libdw.so): Don't depend on $(zip_LIBS), just link it in. 2538 25392008-01-06 Roland McGrath <roland@redhat.com> 2540 2541 * libdwP.h (struct Dwarf_Abbrev): Change type of 'has_children' to bool. 2542 Reorder members. 2543 * dwarf_haschildren.c: Return -1 for error case, not 0. 2544 2545 * Makefile.am (libdw.so): Link in $(zip_LIBS). 2546 25472009-01-06 Ulrich Drepper <drepper@redhat.com> 2548 2549 * dwarf.h: Add definition for unwind and call frame information. 2550 2551 * memory-access.h: Define read_ubyte_unaligned, read_sbyte_unaligned, 2552 read_ubyte_unaligned_inc, and read_sbyte_unaligned_inc. 2553 25542008-08-15 Roland McGrath <roland@redhat.com> 2555 2556 * libdw.map (ELFUTILS_0.136): New version set, inherits from 2557 ELFUTILS_0.130. Add dwfl_addrsegment, dwfl_report_segment. 2558 25592008-01-21 Ulrich Drepper <drepper@redhat.com> 2560 2561 * dwarf_child.c: Minor optimizations. 2562 * dwarf_getattrs.c: Likewise. 2563 * dwarf_getpubnames.c: Likewise. 2564 * dwarf_siblingof.c: Likewise. 2565 * dwarf_tag.c: Likewise. 2566 25672008-01-18 Ulrich Drepper <drepper@redhat.com> 2568 2569 * dwarf_getsrclines.c (dwarf_getsrclines): Don't require exact match 2570 of DWARF_VERSION comparison, just fail if the file's version is newer. 2571 25722008-01-17 Nick Clifton <nickc@redhat.com> 2573 2574 * dwarf.h (DWARF3_LENGTH_MIN_ESCAPE_CODE): New define. 2575 (DWARF3_LENGTH_MAX_ESCAPE_CODE): New define. 2576 (DWARF3_LENGTH_64_BIT): New define. 2577 * dwarf_getaranges (dwarf_getaranges): Use the new definitions. 2578 * dwarf_getpubnames: Include dwarf.h. 2579 (get_offsets): Use the new definitions. 2580 * dwarf_getsrclines.c (dwarf_getsrclines): Use the new defintions. 2581 * dwarf_nextcu.c: Include dwarf.h. Correct comment. 2582 (dwarf_nextcu): Use the new definitions. 2583 2584 * libdwP.h (DIE_OFFSET_FROM_CU_OFFSET): New macro. 2585 * dwarf_diecu.c (dwarf_diecu): Use the new macro. 2586 * dwarf_getaranges (dwarf_getaranges): Use the new macro. 2587 * dwarf_nextcu.c (dwarf_nextcu): Use the new macro. 2588 2589 * dwarf_getpubnames (get_offsets): Replace assertion with test and 2590 error return. 2591 2592 * dwarf_entry_breakpoints.c (dwarf_entry_breakpoints): Use CUDIE. 2593 2594 * dwarf_siblingof (dwarf_siblingof): Detect a NULL return pointer. 2595 Set the address in the return structure to the address of the next 2596 non-sibling die, if there is no sibling and the return pointer is 2597 not the same as the die pointer. 2598 * libdw.h: Expand the description of the dwarf_siblingof prototype. 2599 2600 * dwarf_child.c: Fix typo in comment. 2601 2602 * libdwP.h (DWARF_VERSION): Change to 3. 2603 2604 * dwarf_formref.c (__libdw_formref.c): Handle attributes which do 2605 not have a initialised valp pointer. 2606 2607 * dwarf_getattrs.c (dwarf_getattrs): Return 1 rather than 0 when 2608 the end of the attributes is reached. When the callback fails, 2609 return the address of the failing attribute, not the address of 2610 its successor. 2611 * libdw.h: Expand the description of the dwarf_getattrs prototype. 2612 2613 * dwarf_child.c (__libdw_find_attr): Use the new definition. 2614 (dwarf_child): Likewise. 2615 * dwarf_tag.c (__libdw_findabbrev): Likewise. 2616 (dwarf_tag): Likewise. 2617 26182008-01-08 Roland McGrath <roland@redhat.com> 2619 2620 * Makefile.am (euinclude): Variable removed. 2621 (pkginclude_HEADERS): Set this instead of euinclude_HEADERS. 2622 (libdw.so): Pass -Wl,--enable-new-dtags,-rpath,$(pkglibdir). 2623 26242007-10-17 Roland McGrath <roland@redhat.com> 2625 2626 * libdw.h (__deprecated_attribute__): New macro. 2627 (dwarf_formref): Mark it deprecated. 2628 * dwarf_formref.c (__libdw_formref): New function, broken out of ... 2629 (dwarf_formref): ... here. Call it. Remove INTDEF. 2630 * libdwP.h: Remove INTDECL. 2631 Declare __libdw_formref. 2632 * dwarf_siblingof.c (dwarf_siblingof): Call __libdw_formref instead. 2633 * dwarf_formref_die.c: Likewise. Handle DW_FORM_ref_addr here. 2634 2635 * libdw_form.c (__libdw_form_val_len): Fix DW_FORM_ref_addr result, 2636 needs to check CU->version. 2637 2638 * libdwP.h (struct Dwarf_CU): New member `version'. 2639 * libdw_findcu.c (__libdw_findcu): Initialize it. 2640 2641 * dwarf_child.c: Return 1 for null entry as first child. 2642 26432007-10-05 Roland McGrath <roland@redhat.com> 2644 2645 * dwarf_begin_elf.c (check_section): Punt on SHT_NOBITS sections. 2646 2647 * libdw.h (__extern_inline): Rename to __libdw_extern_inline. 2648 [__OPTIMIZE__] (dwarf_whatattr, dwarf_whatform): Update uses. 2649 26502007-10-03 Roland McGrath <roland@redhat.com> 2651 2652 * libdw.map (ELFUTILS_0.130: Add dwfl_build_id_find_elf 2653 and dwfl_build_id_find_debuginfo. 2654 2655 * libdw.map (ELFUTILS_0.130): New version set, inherits from 2656 ELFUTILS_0.127. Add dwfl_module_build_id, dwfl_module_report_build_id. 2657 26582007-10-02 Roland McGrath <roland@redhat.com> 2659 2660 * libdw_visit_scopes.c (classify_die): Return walk for class_type and 2661 structure_type. 2662 26632007-08-07 Roland McGrath <roland@redhat.com> 2664 2665 * dwarf_getscopes.c (pc_match): Swallow dwarf_haspc error return when 2666 error code is DWARF_E_NOERROR (0). 2667 2668 * dwarf_getscopes.c (pc_record): Always bail early if DIE->prune. 2669 Fix typo in __libdw_visit_scopes argument. 2670 2671 * dwarf_getscopes.c (pc_match): Check dwarf_haspc error return, 2672 swallow DWARF_E_NO_DEBUG_RANGES but not other errors. 2673 26742007-07-03 Roland McGrath <roland@redhat.com> 2675 2676 * libdw.h (__extern_inline): New macro. 2677 [__OPTIMIZE__] (dwarf_whatattr, dwarf_whatform): Use it. 2678 26792007-04-16 Roland McGrath <roland@redhat.com> 2680 2681 * libdw.map (ELFUTILS_0.127): Add dwfl_module_address_section. 2682 26832007-04-05 Roland McGrath <roland@redhat.com> 2684 2685 * dwarf_getsrcdirs.c: New file. 2686 * Makefile.am (libdw_a_SOURCES): Add it. 2687 * libdw.h: Declare dwarf_getsrcdirs. 2688 * libdw.map (ELFUTILS_0.127): Add it. 2689 2690 * libdwP.h (struct Dwarf_Files_s): New member ndirs. 2691 * dwarf_getsrclines.c (dwarf_getsrclines): Don't clobber NDIRLIST to 2692 zero before we use it to check for DWARF_E_INVALID_DIR_IDX. 2693 Save DIRARRAY in the Dwarf_Files. 2694 2695 * dwarf_ranges.c (dwarf_ranges): Don't sign-extend 32-bit BEGIN 2696 address to check for all-ones base address entry. Check directly. 2697 Reported by Sébastien Dugué <sebastien.dugue@bull.net>. 2698 26992007-03-25 Roland McGrath <roland@redhat.com> 2700 2701 * dwarf_begin_elf.c (check_section): Return Dwarf * instead of void. 2702 Return NULL when freeing RESULT on error. 2703 (global_read, scngrp_read): Check return value from check_section, 2704 break out of loop after it has freed RESULT. 2705 (valid_p): Handle null argument. 2706 27072007-03-12 Roland McGrath <roland@redhat.com> 2708 2709 * libdw.map (ELFUTILS_0.127): Add dwfl_report_begin_add. 2710 27112007-03-04 Roland McGrath <roland@redhat.com> 2712 2713 * libdw.map (ELFUTILS_0.127): New version set, inherits from 2714 ELFUTILS_0.126. Add dwfl_module_addrsym. 2715 27162007-02-10 Roland McGrath <roland@redhat.com> 2717 2718 * dwarf.h (DW_OP_fbreg): Comment fix. 2719 27202007-02-03 Roland McGrath <roland@redhat.com> 2721 2722 * dwarf_getelf.c (dwarf_getelf): Renamed from dwarf_get_elf. 2723 * libdw.map (ELFUTILS_0.126): New version set, inherits from 2724 ELFUTILS_0.122. Move dwarf_getelf there; it was never truly 2725 exported in the past. 2726 27272006-12-17 Roland McGrath <roland@redhat.com> 2728 2729 * dwarf_getlocation.c (dwarf_getlocation_addr): Use zero as base 2730 address when the CU is missing attributes due to buggy GCC. 2731 27322006-08-29 Roland McGrath <roland@redhat.com> 2733 2734 * Makefile.am (CLEANFILES): Add libdw.so.$(VERSION). 2735 2736 * libdw.h (dwarf_diecu): Add __nonnull_attribute__. 2737 (dwarf_child): Don't list arg 1 in __nonnull_attribute__. 2738 2739 * libdw_alloc.c (__libdw_allocate): Take new ALIGN argument, make sure 2740 result is aligned. Adjust NEWP->remaining here for this allocation. 2741 * libdwP.h: Update decl. 2742 (libdw_alloc): Update caller. 2743 27442006-07-12 Ulrich Drepper <drepper@redhat.com> 2745 2746 * dwarf_child.c: Adjust for internal_function_def removal. 2747 * dwarf_getabbrev.c: Likewise. 2748 * dwarf_tag.c: Likewise. 2749 * libdw_form.c: Likewise. 2750 * memory-access.c: Likewise. 2751 27522006-06-28 Roland McGrath <roland@redhat.com> 2753 2754 * libdw.map: Export dwfl_linecu, dwfl_line_comp_dir. 2755 2756 * libdw.map: Bump to 0.122; export dwfl_module_getsymtab and 2757 dwfl_module_getsym. 2758 27592006-05-27 Ulrich Drepper <drepper@redhat.com> 2760 2761 * libdw.h: Add extern "C". 2762 27632006-05-22 Ulrich Drepper <drepper@redhat.com> 2764 2765 * dwarf_getaranges.c (dwarf_getaranges): Handle files without 2766 aranges information. 2767 27682006-05-21 Ulrich Drepper <drepper@redhat.com> 2769 2770 * libdw.h: Add nonnull attributes to dwarf_tag, dwarf_getattrs, 2771 dwarf_haschildren. 2772 27732006-02-28 Roland McGrath <roland@redhat.com> 2774 2775 * dwarf.h: Add missing DW_ATE_*, DW_TAG_*, DW_LANG_*, DW_CFA_*, 2776 DW_OP_* values, to match DWARF 3.0. Add new DW_DS_*, DW_END_* 2777 values from DWARF 3.0. 2778 27792006-02-22 Roland McGrath <roland@redhat.com> 2780 2781 * libdw.map: Bump to 0.120; export dwfl_version. 2782 27832005-12-22 Roland McGrath <roland@redhat.com> 2784 2785 * libdw.map: Bump to 0.119; export dwfl_linux_proc_maps_report. 2786 27872005-12-12 Roland McGrath <roland@redhat.com> 2788 2789 * dwarf_ranges.c: Copy CU base address-finding code from 2790 dwarf_getlocation. 2791 27922005-12-09 Roland McGrath <roland@redhat.com> 2793 2794 * dwarf_getlocation.c (dwarf_getlocation_addr): Add some unlikelys. 2795 Delay CU base lookup until it's needed. 2796 If CU base lookup fails with no error, flag invalid DWARF. 2797 27982005-11-25 Roland McGrath <roland@redhat.com> 2799 2800 * libdw.map: Bump to 0.118; export dwfl_module_register_names. 2801 28022005-11-15 Roland McGrath <roland@redhat.com> 2803 2804 * Makefile.am [BUILD_STATIC] (AM_CFLAGS): Add -fpic. 2805 28062005-11-13 Roland McGrath <roland@redhat.com> 2807 2808 * libdw.map: Bump to 0.117; export dwfl_module_return_value_location. 2809 28102005-10-27 Roland McGrath <roland@redhat.com> 2811 2812 * dwarf_entry_breakpoints.c (search_range): Fix binary search code; 2813 don't match end_sequence markers. 2814 2815 * dwarf_getsrclines.c (compare_lines): Sort end_sequence markers 2816 before normal records at the same address. 2817 * dwarf_getsrc_die.c (dwarf_getsrc_die): Don't match an end_sequence 2818 marker. 2819 28202005-10-26 Roland McGrath <roland@redhat.com> 2821 2822 * dwarf_getfuncs.c (dwarf_getfuncs): Use Dwarf_Die, not Dwarf_Func. 2823 * dwarf_func_file.c: Renamed to ... 2824 * dwarf_decl_file.c: ... here. 2825 * dwarf_func_col.c: Renamed to ... 2826 * dwarf_decl_column.c: ... here. 2827 * dwarf_func_line.c: Renamed to ... 2828 * dwarf_decl_line.c: ... here. 2829 (dwarf_func_line): Renamed to ... 2830 (dwarf_decl_line): ... this. Take a Dwarf_Die * argument. 2831 (__libdw_func_intval): Renamed __libdw_attr_intval. 2832 * dwarf_func_name.c: File removed. 2833 * dwarf_func_lowpc.c: File removed. 2834 * dwarf_func_highpc.c: File removed. 2835 * dwarf_func_entrypc.c: File removed. 2836 * dwarf_func_die.c: File removed. 2837 * Makefile.am (libdw_a_SOURCES): Updated. 2838 * libdw.h: Update decls. 2839 (Dwarf_Func): Type removed. 2840 * libdwP.h: Update decls. 2841 (struct Dwarf_Func_s): Type removed. 2842 * libdw.map: Updated. 2843 2844 * libdwP.h (CUDIE): New macro. 2845 * dwarf_getlocation.c (dwarf_getlocation_addr): Use it. 2846 * dwarf_getscopes_die.c (dwarf_getscopes_die): Likewise. 2847 * dwarf_ranges.c (dwarf_ranges): Likewise. 2848 2849 * dwarf_getloclist.c: Renamed to ... 2850 * dwarf_getlocation.c: ... here. 2851 (getloclist): Renamed to getlocation. 2852 (dwarf_getloclist): Renamed to dwarf_getlocation. 2853 (dwarf_addrloclists): Renamed to dwarf_getlocation_addr. 2854 * Makefile.am (libdw_a_SOURCES): Updated. 2855 * libdw.h (dwarf_getloclist): Renamed to dwarf_getlocation. 2856 (dwarf_addrloclists): Renamed dwarf_getlocation_addr. 2857 (Dwarf_Loc): Renamed Dwarf_Op. 2858 * libdwP.h (struct loc_s): Update use. 2859 * libdw.map: Update map. 2860 2861 * dwarf_entry_breakpoints.c: Use the second line record within the 2862 function, regardless of its source location data. 2863 28642005-10-25 Roland McGrath <roland@redhat.com> 2865 2866 * dwarf_entry_breakpoints.c: Fall back to entrypc for contiguous too. 2867 2868 * libdw.map: Add dwarf_entrypc, dwarf_entry_breakpoints. 2869 28702005-10-14 Roland McGrath <roland@redhat.com> 2871 2872 * dwarf_diecu.c (dwarf_diecu): New file. 2873 * Makefile.am (libdw_a_SOURCES): Add it. 2874 * libdw.h: Declare dwarf_diecu. 2875 * libdw.map: Export it. 2876 2877 * libdw.map: Bump to 0.116; export dwarf_ranges. 2878 28792005-09-20 Roland McGrath <roland@redhat.com> 2880 2881 * dwarf_haspc.c: Use dwarf_ranges. 2882 * dwarf_entry_breakpoints.c: Likewise. 2883 2884 * dwarf_ranges.c: New file. 2885 * Makefile.am (libdw_a_SOURCES): Add it. 2886 * libdw.h: Declare dwarf_ranges. 2887 * libdwP.h: Add INTDECL. 2888 28892005-09-14 Roland McGrath <roland@redhat.com> 2890 2891 * dwarf_entry_breakpoints.c (dwarf_entry_breakpoints): Fix braino in 2892 prologue_end marker scanning loop. 2893 28942005-09-11 Roland McGrath <roland@redhat.com> 2895 2896 * dwarf.h: Comment typo fix. 2897 28982005-09-07 Roland McGrath <roland@redhat.com> 2899 2900 * dwarf_entry_breakpoints.c: New file. 2901 * Makefile.am (libdw_a_SOURCES): Add it. 2902 * libdw.h: Declare dwarf_entry_breakpoints. 2903 2904 * dwarf_entrypc.c: New file. 2905 * Makefile.am (libdw_a_SOURCES): Add it. 2906 * libdw.h: Declare dwarf_entrypc. 2907 * libdwP.h: Add INTDECL. 2908 29092005-08-28 Ulrich Drepper <drepper@redhat.com> 2910 2911 * Makefile.am: Use $(LINK) not $(CC) when creating DSO. 2912 (%.os): Use COMPILE.os. 2913 (COMPILE.os): Filter out gconv options. 2914 29152005-08-27 Roland McGrath <roland@redhat.com> 2916 2917 * dwarf_getscopes.c (dwarf_getscopes): Rewritten using 2918 __libdw_visit_scopes. 2919 2920 * dwarf_getscopes_die.c: New file. 2921 * Makefile.am (libdw_a_SOURCES): Add it. 2922 * libdw.h: Declare dwarf_getscopes_die. 2923 * libdw.map: Bump to 0.115 and add it. 2924 2925 * libdw_visit_scopes.c (__libdw_visit_scopes): Pass a struct 2926 containing a DIE and its parent pointer, instead of just Dwarf_Die. 2927 Take two functions for both preorder and postorder visitors. 2928 * libdwP.h: Update decl. 2929 (struct Dwarf_Die_Chain): New type. 2930 * dwarf_func_inline.c: Update uses. 2931 2932 * dwarf_diename.c (dwarf_diename): Use dwarf_attr_integrate. 2933 Add INTDEF. 2934 * libdwP.h: Add INTDECL. 2935 * dwarf_func_name.c (dwarf_func_name): Use dwarf_diename. 2936 29372005-08-23 Roland McGrath <roland@redhat.com> 2938 2939 * dwarf_attr_integrate.c (dwarf_attr_integrate): Treat 2940 DW_AT_specification the same as DW_AT_abstract_origin. 2941 29422005-08-20 Roland McGrath <roland@redhat.com> 2943 2944 * libdw.map: Add dwfl_cumodule, remove dwfl_linecu. 2945 Add dwfl_linux_kernel_report_offline, dwfl_offline_section_address, 2946 and dwfl_report_offline. 2947 29482005-08-19 Roland McGrath <roland@redhat.com> 2949 2950 * libdw.map: Bump version to ELFUTILS_0.114 for libdwfl changes. 2951 Add dwfl_module_relocate_address, dwfl_module_relocations, 2952 dwfl_module_relocation_info. 2953 29542005-08-18 Roland McGrath <roland@redhat.com> 2955 2956 * dwarf_getscopes.c (dwarf_getscopes): Include the CU itself as 2957 outermost scope in the results. 2958 29592005-08-15 Roland McGrath <roland@redhat.com> 2960 2961 * dwarf_func_inline.c: New file. 2962 * Makefile.am (libdw_a_SOURCES): Add it. 2963 * libdw.h: Declare dwarf_func_inline, dwarf_func_inline_instances. 2964 * libdw.map: Add them. 2965 2966 * dwarf_func_die.c: New file. 2967 * Makefile.am (libdw_a_SOURCES): Add it. 2968 * libdw.h: Declare dwarf_func_die. 2969 * libdw.map: Add it. Bump version to ELFUTILS_0.114. 2970 29712005-08-10 Ulrich Drepper <drepper@redhat.com> 2972 2973 * dwarf_getsrclines.c (dwarf_getsrclines): Correct fallout of renaming 2974 of DW_LNS_set_epilog_begin. 2975 29762005-08-09 Roland McGrath <roland@redhat.com> 2977 2978 * dwarf.h (DW_LNS_set_epilog_begin): Renamed DW_LNS_set_epilogue_begin. 2979 2980 * dwarf_end.c: Add INTDEF. 2981 * dwarf_error.c (dwarf_errmsg): Likewise. 2982 * libdwP.h (dwarf_end, dwarf_errmsg): Add INTDECLs. 2983 29842005-08-01 Roland McGrath <roland@redhat.com> 2985 2986 * dwarf_getaranges.c (dwarf_getaranges): Check for bogus offset. 2987 * dwarf_getabbrev.c (__libdw_getabbrev): Likewise. 2988 29892005-07-28 Ulrich Drepper <drepper@redhat.com> 2990 2991 * Makefile.am (libdw.so): No need to link with libeu.a anymore. 2992 (libdw_a_LIBADD): Add all files from libdwfl.a. 2993 29942005-07-27 Roland McGrath <roland@redhat.com> 2995 2996 * Makefile.am (libdw.so): Link ../libdwfl/libdwfl_pic.a in, 2997 along with ../libebl/libebl.a and ../lib/libeu.a; 2998 depend on ../libelf/libelf.so. 2999 (libdw_so_LDADD): New variable. 3000 * libdw.map: Add dwfl_* symbols formerly in ../libdwfl/libdwfl.map. 3001 3002 * libdw.map: Define an empty base version and move all symbols to 3003 version ELFUTILS_0.111; don't define ELFUTILS_1.0 at all yet. 3004 30052005-07-23 Ulrich Drepper <drepper@redhat.com> 3006 3007 * dwarf_error.c: Add internal alias for dwarf_errno. 3008 * libdwP.h: Declare __dwarf_errno_internal. 3009 * dwarf_getloclist.c: Use INTDEF for dwarf_errno. 3010 3011 * dwarf_error.c [USE_TLS]: Actually use __thread in definition of 3012 global_error. 3013 30142005-06-01 Roland McGrath <roland@redhat.com> 3015 3016 * dwarf_getaranges.c (dwarf_getaranges): Sort result array. 3017 * dwarf_getarange_addr.c (dwarf_getarange_addr): Use binary search. 3018 30192005-06-08 Roland McGrath <roland@redhat.com> 3020 3021 * memory-access.h (get_uleb128_step, get_uleb128): Remove casts. 3022 (get_sleb128_step, get_sleb128): Likewise. 3023 * dwarf_getattrs.c (dwarf_getattrs): Add consts. 3024 * dwarf_getloclist.c (getloclist): Likewise. 3025 * dwarf_formblock.c (dwarf_formblock): Likewise. 3026 * dwarf_getsrclines.c (dwarf_getsrclines): Likewise. 3027 * dwarf_getabbrevattr.c (dwarf_getabbrevattr): Likewise. 3028 * dwarf_formref.c (dwarf_formref): Likewise. 3029 * dwarf_formsdata.c (dwarf_formsdata): Likewise. 3030 * dwarf_formudata.c (dwarf_formudata): Likewise. 3031 * dwarf_haschildren.c (dwarf_haschildren): Likewise. 3032 * dwarf_child.c (__libdw_find_attr, __libdw_find_attr): Likewise. 3033 * dwarf_tag.c (dwarf_tag): Likewise. 3034 * dwarf_getabbrev.c (__libdw_getabbrev): Likewise. 3035 * memory-access.c (__libdw_get_uleb128, __libdw_get_sleb128): Likewise. 3036 * libdw_form.c (__libdw_form_val_len): Likewise. 3037 * libdwP.h: Update decl. 3038 30392005-06-04 Roland McGrath <roland@redhat.com> 3040 3041 * memory-access.h (get_uleb128_rest_return): New macro. 3042 [! IS_LIBDW] (__libdw_get_uleb128): New static, defined using it. 3043 (get_sleb128_rest_return): New macro. 3044 [! IS_LIBDW] (__libdw_get_sleb128): New static, defined using it. 3045 * memory-access.c: New file. 3046 * Makefile.am (libdw_a_SOURCES): Add it. 3047 (DEFS): Add -DIS_LIBDW. 3048 30492005-05-31 Roland McGrath <roland@redhat.com> 3050 3051 * dwarf_formref_die.c (dwarf_formref_die): Add CU header offset to 3052 formref offset. 3053 30542005-05-30 Roland McGrath <roland@redhat.com> 3055 3056 * dwarf_getloclist.c (dwarf_addrloclists): Use DW_AT_entry_pc for base 3057 address if DW_AT_low_pc is missing. Not to spec, but GCC generates it. 3058 3059 * dwarf_getloclist.c (dwarf_addrloclists): Don't sign-extend 4-byte 3060 BEGIN value. Instead, match base address entries separately for 3061 32/64 size cases. 3062 30632005-05-28 Roland McGrath <roland@redhat.com> 3064 3065 * dwarf_getloclist.c (dwarf_addrloclists): Fix decoding to advance 3066 past location expression contents. 3067 30682005-05-23 Roland McGrath <roland@redhat.com> 3069 3070 * dwarf_getsrclines.c: Comment typo fix. 3071 3072 * dwarf_haspc.c (dwarf_haspc): Fix CU DIE address calculation. 3073 * dwarf_getloclist.c (dwarf_addrloclists): Likewise. 3074 30752005-05-22 Ulrich Drepper <drepper@redhat.com> 3076 3077 * libdwP.h: Only use INTDECL for alias prototypes. 3078 30792005-05-19 Roland McGrath <roland@redhat.com> 3080 3081 * dwarf_getloclist.c (attr_ok): Permit DW_AT_static_link too. 3082 3083 * dwarf_getscopevar.c: New file. 3084 * Makefile.am (libdw_a_SOURCES): Add it. 3085 * libdw.h: Declare dwarf_getscopevar. 3086 3087 * dwarf_getsrcfiles.c: Add INTDEF. 3088 * dwarf_haschildren.c: Likewise. 3089 * libdwP.h (dwarf_getsrcfiles, dwarf_haschildren): Add INTDECL. 3090 3091 * dwarf_getscopes.c: New file. 3092 * Makefile.am (libdw_a_SOURCES): Add it. 3093 * libdw.h: Declare dwarf_getscopes. 3094 * libdw.map: Add it. 3095 30962005-05-18 Roland McGrath <roland@redhat.com> 3097 3098 * libdwP.h (IDX_debug_ranges): New enum constant. 3099 * dwarf_begin_elf.c (dwarf_scnnames): Add it for ".debug_ranges". 3100 * libdwP.h (DWARF_E_NO_DEBUG_RANGES): New enum constant. 3101 * dwarf_error.c (errmsgs): Add it. 3102 * dwarf_haspc.c: New file. 3103 * libdw.h: Declare dwarf_haspc. 3104 * libdw.map: Add it. 3105 * libdwP.h: Add INTDECL. 3106 3107 * dwarf_attr_integrate.c: New file. 3108 * dwarf_hasattr_integrate.c: New file. 3109 * Makefile.am (libdw_a_SOURCES): Add them. 3110 * libdw.h: Declare dwarf_attr_integrate, dwarf_hasattr_integrate. 3111 * libdw.map: Add them. 3112 3113 * dwarf_hasattr.c: Add INTDEF. 3114 * libdwP.h: Add INTDECL for it. 3115 3116 * dwarf_formref_die.c: New file. 3117 * Makefile.am (libdw_a_SOURCES): Add it. 3118 * libdw.h (dwarf_formref_die): Declare it. 3119 * libdwP.h (dwarf_formref_die): Add INTDECL. 3120 * libdw.map: Add it. 3121 3122 * dwarf_getloclist.c (attr_ok, getloclist): New functions, broken out 3123 of ... 3124 (dwarf_getloclist): ... here. Call them. 3125 (dwarf_addrloclists): New function. 3126 * libdw.h: Declare it. 3127 * libdw.map: Add it. 3128 3129 * dwarf_getmacros.c (dwarf_getmacros): Don't bail at 3130 DW_MACINFO_end_file. Recognize type 0 as terminator. 3131 31322005-05-05 Roland McGrath <roland@redhat.com> 3133 3134 * dwarf_getsrc_die.c (dwarf_getsrc_die): Use binary search. 3135 3136 * dwarf_getsrclines.c (dwarf_getsrclines): Sort result array, since 3137 the line program does not produce all entries in ascending order. 3138 31392005-04-25 Ulrich Drepper <drepper@redhat.com> 3140 3141 * dwarf_getsrc_file.c (dwarf_getsrc_file): Handle multiple 3142 occurences (e.g., inlines) better. 3143 31442005-04-24 Ulrich Drepper <drepper@redhat.com> 3145 3146 * libdw.h (DWARF_END_ABBREV): Define. 3147 * dwarf_getabbrev.c (__libdw_getabbrev): Return DWARF_END_ABBREV if 3148 end is reached. 3149 * dwarf_offabbrev.c (dwarf_offabbrev): Return -1 on error, 1 if end 3150 of records reached. 3151 * dwarf_tag.c (__libdw_findabbrev): Also recognize DWARF_END_ABBREV 3152 as error of __libdw_getabbrev. 3153 31542005-04-04 Ulrich Drepper <drepper@redhat.com> 3155 3156 * dwarf_getsrc_file.c (dwarf_getsrc_file): Minor optimization. 3157 3158 * dwarf_getsrc_file.c (dwarf_getsrc_file): Always pass number of 3159 results back to caller. 3160 31612005-04-04 Roland McGrath <roland@redhat.com> 3162 3163 * dwarf_getsrc_file.c (dwarf_getsrc_file): Use size_t for CUHL. 3164 3165 * dwarf_func_line.c (__libdw_func_intval): Use internal_function in 3166 defn. 3167 31682005-04-04 Ulrich Drepper <drepper@redhat.com> 3169 3170 * dwarf_getsrc_file.c (dwarf_getsrc_file): Use INTUSE. 3171 3172 * dwarf_getsrc_file.c: New file. 3173 * Makefile.am (libdw_a_SOURCES): Add dwarf_getsrc_file.c. 3174 * libdw.h: Declare dwarf_getsrc_file. 3175 * libdw.map: Add dwarf_getsrc_file. 3176 31772005-04-02 Ulrich Drepper <drepper@redhat.com> 3178 3179 * dwarf_func_entrypc.c: New file. 3180 * dwarf_func_col.c: New file. 3181 * dwarf_func_line.c: New file. 3182 * dwarf_func_file.c: New file. 3183 * libdw.h: Add prototypes for new functions. 3184 * libdw.map: Add dwarf_func_entrypc, dwarf_func_col, dwarf_func_line, 3185 dwarf_func_file. 3186 * Makefile.am (libdw_a_SOURCES): Add dwarf_func_entrypc.c, 3187 dwarf_func_col.c, dwarf_func_line.c, dwarf_func_file.c. 3188 * libdwP.h (struct Dwarf_Func_s): Add cudie element. 3189 Declare __libdw_func_intval and __dwarf_formsdata_internal. 3190 * dwarf_getfuncs.c: Also fill in cudie in Dwarf_Func object. 3191 * dwarf_formsdata.c: Use INTUSE and INTDEF to avoid PLTs. 3192 3193 * dwarf.h: Add some DWARF3 definitions. 3194 31952005-04-01 Ulrich Drepper <drepper@redhat.com> 3196 3197 * dwarf_getfuncs.c: New file. 3198 * dwarf_func_highpc.c: New file. 3199 * dwarf_func_lowpc.c: New file. 3200 * dwarf_func_name.c: New file. 3201 * Makefile.am (libdw_a_SOURCES): Add dwarf_getfuncs.c, 3202 dwarf_func_highpc.c, dwarf_func_lowpc.c, and dwarf_func_name.c. 3203 * libdw.map: Add dwarf_getfuncs, dwarf_func_highpc, dwarf_func_lowpc, 3204 and dwarf_func_name. 3205 * libdw.h: Add prototypes for new functions. 3206 * dwarf_child.c: Use INTUSE and INTDEF to avoid PLTs. 3207 * dwarf_siblingof.c: Likewise. 3208 * dwarf_dieoffset.c: Likewise. 3209 * dwarf_highpc.c: Likewise. 3210 * dwarf_lowpc.c: Likewise. 3211 * libdwP.h: Add prototypes for internal functions. 3212 Define Dwarf_Func_s structure. 3213 32142005-03-29 Ulrich Drepper <drepper@redhat.com> 3215 3216 * libdw.h: Add padding in Dwarf_die. 3217 3218 * dwarf_arrayorder.c: Use INTUSE and INTDEF to avoid PLTs. 3219 * dwarf_attr.c: Likewise. 3220 * dwarf_begin.c: Likewise. 3221 * dwarf_begin_elf.c: Likewise. 3222 * dwarf_bitoffset.c: Likewise. 3223 * dwarf_bitsize.c: Likewise. 3224 * dwarf_bytesize.c: Likewise. 3225 * dwarf_diename.c: Likewise. 3226 * dwarf_formaddr.c: Likewise. 3227 * dwarf_formblock.c: Likewise. 3228 * dwarf_formref.c: Likewise. 3229 * dwarf_formstring.c: Likewise. 3230 * dwarf_formudata.c: Likewise. 3231 * dwarf_getarange_addr.c: Likewise. 3232 * dwarf_getarangeinfo.c: Likewise. 3233 * dwarf_getaranges.c: Likewise. 3234 * dwarf_getloclist.c: Likewise. 3235 * dwarf_getmacros.c: Likewise. 3236 * dwarf_getsrc_die.c: Likewise. 3237 * dwarf_getsrcfiles.c: Likewise. 3238 * dwarf_getsrclines.c: Likewise. 3239 * dwarf_highpc.c: Likewise. 3240 * dwarf_lowpc.c: Likewise. 3241 * dwarf_nextcu.c: Likewise. 3242 * dwarf_offdie.c: Likewise. 3243 * dwarf_siblingof.c: Likewise. 3244 * dwarf_srclang.c: Likewise. 3245 * dwarf_tag.c: Likewise. 3246 * libdw_findcu.c: Likewise. 3247 * libdwP.h: Add prototypes for internal functions. 3248 3249 * dwarf_addrdie.c: New file. 3250 * dwarf_macro_opcode.c: New file. 3251 * dwarf_macro_param1.c: New file. 3252 * dwarf_macro_param2.c: New file. 3253 * libdw.h: Add declarations. Move Dwarf_Macro definition to libdwP.h. 3254 * libdwP.h: Remove Dwarf_Macro definition. 3255 * Makefile.am (libdw_a_SOURCES): Add dwarf_addrdie.c, 3256 dwarf_macro_opcode.c, dwarf_macro_param1.c, and dwarf_macro_param2.c. 3257 * libdw.map: Add entries for new functions. 3258 32592005-03-21 Ulrich Drepper <drepper@redhat.com> 3260 3261 * libdw.h: Handle broken gcc < 4. 3262 32632005-02-15 Ulrich Drepper <drepper@redhat.com> 3264 3265 * Makefile (AM_CFLAGS): Add -Wunused -Wextra -Wformat=2. 3266 3267 * dwarf_begin_elf.c: Fix warnings. 3268 * dwarf_dieoffset.c: Likewise. 3269 * dwarf_end.c: Likewise. 3270 * dwarf_error.c: Likewise. 3271 * dwarf_getpubnames.c: Likewise. 3272 3273 * libdwP.h: Add new error values. 3274 * dwarf_error.c: Support new error values. 3275 * dwarf_getpubnames.c: Check parameter value. 3276 32772005-02-05 Ulrich Drepper <drepper@redhat.com> 3278 3279 * Makefile.am: Check for text relocations in constructed DSO. 3280 3281 * Makefile.am [MUDFLAP] (AM_CFLAGS): Add -fmudflap. 3282 32832005-02-04 Ulrich Drepper <drepper@redhat.com> 3284 3285 * dwarf_siblingof.c (dwarf_siblingof): Add some buffer boundary 3286 checks to not read over buffer boundaries for ill-formed DWARF data. 3287 32882004-09-25 Ulrich Drepper <drepper@redhat.com> 3289 3290 * dwarf_child.c: Make compile with gcc 4.0. 3291 * dwarf_error.c: Likewise. 3292 * dwarf_formblock.c: Likewise. 3293 * dwarf_getabbrev.c: Likewise. 3294 * dwarf_getattrs.c: Likewise. 3295 * dwarf_getsrclines.c: Likewise. 3296 * dwarf_tag.c: Likewise. 3297 * libdw_form.c: Likewise. 3298 32992004-01-20 Ulrich Drepper <drepper@redhat.com> 3300 3301 * Makefile.am: Support building with mudflap. 3302 3303 * dwarf_getloclist.c: Fix warnings gcc 3.4 spits out. 3304 * dwarf_getsrclines.c: Likewise. 3305 * dwarf_memory-access.h: Likewise. 3306 33072004-01-19 Ulrich Drepper <drepper@redhat.com> 3308 3309 * dwarf_getsrcfiles.c: Third parameter can be NULL. 3310 3311 * libdw.h: Define Dwarf_macro. Declare dwarf_getmacros. 3312 Third parameter of dwarf_getsrcfiles can be NULL. 3313 3314 * libdw.map: Add dwarf_getmacros. 3315 * Makefile.am (libdw_a_SOURCES): Add dwarf_getmacros. 3316 * dwarf_getmacros.c: New file. 3317 33182004-01-18 Ulrich Drepper <drepper@redhat.com> 3319 3320 * libdw.h: Second parameter of dwarf_getaranges can be NULL. 3321 3322 * dwarf_nextcu.c: Return -1 if dwarf parameter is NULL. 3323 3324 * dwarf_getsrclines.c: 3325 Use read_2ubyte_unaligned_inc instead of _inc-less variant. 3326 3327 * dwarf_getaranges.c: Allow naranges parameter to be NULL. 3328 3329 * libdwP.h (_): Use elfutils domain. 3330 3331 * dwarf_getsrclines.c (dwarf_getsrclines): Add more branch prediction. 3332 3333 * dwarf_getsrclines.c: Fix typo in comment. 3334 33352004-01-17 Ulrich Drepper <drepper@redhat.com> 3336 3337 * Makefile.am: Support building with mudflap. 3338 33392004-01-16 Ulrich Drepper <drepper@redhat.com> 3340 3341 * memory-access.h: Add lots of const in case a pointer passed is const. 3342 3343 * dwarf_formflag.c: New file. 3344 * dwarf_getattrs.c: New file. 3345 * dwarf_error.c: Add new error value. 3346 * libdw.h: Add prototypes for new functions. Adjust prototype for 3347 dwarf_getpubnames. 3348 * libdw.map: Add new functions. 3349 * dwarf_getpubnames.c: Change type of return value and fourth parameter 3350 to ptrdiff_t. 3351 * libdwP.h: Add new error value. 3352 * Makefile.am (libdw_a_SOURCES): Add dwarf_getattrs.c and 3353 dwarf_formflag.c. 3354 3355 * dwarf_getpubnames.c (dwarf_getpubnames): Just fail if dbg is NULL. 3356 33572004-01-12 Ulrich Drepper <drepper@redhat.com> 3358 3359 * dwarf_getarange_addr.c: New file 3360 * dwarf_getarangeinfo.c: New file. 3361 * dwarf_getaranges.c: New file. 3362 * dwarf_onerange.c: New file. 3363 * libdw.h: Declare new functions. Define Dwarf_Arange and 3364 Dwarf_Aranges. 3365 * libdw.map: Add new functions. 3366 * libdwP.h: Add new errors. Add aranges member to struct Dwarf. 3367 Define Dwarf_Aranges_s and Dwarf_Arange_s. 3368 * Makefile.am (libdw_a_SOURCES): Add dwarf_getaranges.c, 3369 dwarf_onearange.c, dwarf_getarangeinfo.c, dwarf_getarange_addr.c. 3370 * dwarf_error.c: Add new message. 3371 33722004-01-11 Ulrich Drepper <drepper@redhat.com> 3373 3374 * Makefile.am (libdw_a_SOURCES): Add dwarf_lineaddr.c, dwarf_linecol.c, 3375 dwarf_linebeginstatement.c, dwarf_lineendsequence.c, dwarf_lineblock.c, 3376 dwarf_lineprologueend.c, dwarf_lineepiloguebegin.c, dwarf_onesrcline.c. 3377 * dwarf_error.c: Add another message. 3378 * dwarf_getsrc_die.c: Adjust for Dwarf_Files and Dwarf_Lines 3379 introduction. 3380 * dwarf_filesrc.c: Likewise. 3381 * dwarf_getsrcfiles.c: Likewise. 3382 * dwarf_getsrclines.c: Likewise. 3383 * dwarf_lineaddr.c: New file. 3384 * dwarf_linebeginstatement.c: New file. 3385 * dwarf_lineblock.c: New file. 3386 * dwarf_linecol.c: New file. 3387 * dwarf_lineendsequence.c: New file. 3388 * dwarf_lineepiloguebegin.c: New file. 3389 * dwarf_lineno.c: New file. 3390 * dwarf_lineprologueend.c: New file. 3391 * dwarf_onesrcline.c: New file. 3392 * dwarf_lineno.c: Change interface to store result in object pointed 3393 to by second parameter. 3394 * libdw.h: Add prototypes for new functions. Change dwarf_lineno 3395 prototype. Define Dwarf_Files and Dwarf_Lines. 3396 * libdw.map: Add new functions. 3397 * libdwP.h: Define Dwarf_Files_s and Dwarf_Lines_s. 3398 * libdw_findcu.c: Don't initialize nlines field. 3399 3400 * dwarf_siblingof: Little optimization. 3401 3402 * dwarf_begin.c: Remember that the ELF descriptor must be closed. 3403 * dwarf_end.c: Close ELF descriptor if free_elf is set. 3404 * libdwP.h (struct Dwarf): Add free_elf field. 3405 3406 * Makefile.am (libdw_a_SOURCES): Add dwarf_getstring.c and 3407 dwarf_offabbrev.c. 3408 * dwarf_getstring.c: New file. 3409 * dwarf_offabbrev.c: New file. 3410 * libdw.map: Add dwarf_getstring and dwarf_offabbrev. 3411 * dwarf_getabbrev.c (__libdw_getabbrev): Add new dbg and result 3412 parameters. Don't allocate memory if not necessary and don't lookup 3413 previous results if no CU given. 3414 (dwarf_getabbrev): Adjust call to __libdw_getabbrev. 3415 * dwarf_tag.c: Adjust call to __libdw_getabbrev. 3416 * libdw.h: Declare dwarf_offabbrev and dwarf_getstring. 3417 * libdwP.h: Change prototype for __libdw_getabbrev. 3418 3419 * dwarf_getabbrevattr.c: Add offsetp parameter. Fill in before 3420 returning if this is wanted. 3421 34222004-01-09 Ulrich Drepper <drepper@redhat.com> 3423 3424 * dwarf_nextcu.c: Add new parameter offset_sizep. Initialize it 3425 with offset_size value. 3426 * libdw.h: Adjust dwarf_nextcu prototype. 3427 * libdwP.h (struct Dwarf_CU): Add offset_size member. 3428 * libdw_findcu.c: Adjust dwarf_nextcu call. Initialize offset_size 3429 member of new CU struct. 3430 * dwarf_formstring.c: Depend on offset_size not address_size for 3431 DW_FORM_strp handling. 3432 * dwarf_form.c: Likewise for DW_FORM_strp and DW_FORM_ref_addr. 3433 3434 * dwarf_tag.c (__libdw_findabbrev): Return correct value for 3435 failing lookup. 3436 (dwarf_tag): Correctly recognize failed lookup. 3437 3438 * dwarf_end.c (cu_free): Call tdestroy for locs member. Use new 3439 function noop_free. 3440 * dwarf_error.c: Add message for DWARF_E_NO_BLOCK. 3441 * dwarf_formblock.c: New file. 3442 * dwarf_getloclist.c: Rewrite to handle a single block. 3443 * libdw.h: Define Dwarf_Block. Rename Dwarf_Loc members. Remove 3444 Dwarf_Locdesc definition. Declare dwarf_formblock. Remove 3445 dwarf_getloclistent declaration. 3446 * libdw.map: Add dwarf_formblock, remove dwarf_getloclistent. 3447 * libdwP.h: Define struct loc_s and DWARF_E_NO_BLOCK. 3448 Add locs member to struct Dwarf_CU. 3449 * libdw_fundcu.c: Initialize locs member of new CU. 3450 * Makefile.am (libdw_a_SOURCES): Add dwarf_formblock.c. 3451 Remove dwarf_getloclistent.c. 3452 34532004-01-07 Ulrich Drepper <drepper@redhat.com> 3454 3455 * libdw.h: Use __nonnull__ attribute only for gcc >= 3.3. 3456 * libdwP.h: Likewise. 3457 3458 * dwarf_getloclist.c: New file. 3459 * dwarf_getloclistent.c: New file. 3460 * libdw.h: Define Dwarf_Loc and Dwarf_Locdesc. 3461 Declare dwarf_getloclistent and dwarf_getloclist. 3462 * libdw.map: Add dwarf_getloclistent and dwarf_getloclist. 3463 * libdwP.h: Define DWARF_E_NO_LOCLIST. 3464 * Makefile.am (libdw_a_SOURCES): Add dwarf_getloclistent.c and 3465 dwarf_getloclist.c. 3466 3467 * dwarf_error.c: More error messages. 3468 34692004-01-06 Ulrich Drepper <drepper@redhat.com> 3470 3471 * dwarf_getsrclines.c: Remove debugging support. 3472 3473 * dwarf_getsrcfiles.c: New file. 3474 * dwarf_filesrc.c: New file. 3475 * libdw.h: Declare these functions. Define Dwarf_File. 3476 * libdwP.c: Adjust Dwarf_File_s definition. 3477 * libdw.map: Add these functions. 3478 * Makefile.am (libdw_a_SOURCES): Add dwarf_getsrcfiles.c and 3479 dwarf_filesrc.c. 3480 * dwarf_getsrclines.c: Initialize cu->files. 3481 34822004-01-05 Ulrich Drepper <drepper@redhat.com> 3483 3484 * libdw.h: Add more nonnull function attributes. 3485 3486 * dwarf_begin_elf.c (dwarf_begin_elf): Don't initialize mem_tail->next. 3487 * dwarf_end.c (cu_free): New function. 3488 (dwarf_end): Also free CU tree. Correct freeing of memory blocks. 3489 * dwarf_error.c (errmsgs): Add new messages. 3490 * dwarf_getsrc_die.c: New file. 3491 * dwarf_getsrclines.c: New file. 3492 * dwarf_lineno.c: New file. 3493 * dwarf_linesrc.c: New file. 3494 * dwarf_nextcu.c (dwarf_nextcu): Use read_*byte_unaligned_inc 3495 instead of the *_inc-less variants. 3496 * libdw.h: Define Dwarf_Line. Add some function attributes. Declare 3497 dwarf_getsrclines, dwarf_getsrc_die, dwarf_lineno, and dwarf_linesrc. 3498 * libdw.map: Add dwarf_getsrclines, dwarf_getsrc_die, dwarf_lineno, 3499 and dwarf_linesrc. 3500 * libdwP.h: Add more error codes. 3501 (struct Dwarf): Remove mem_tail.next member. 3502 (Dwarf_File): Define type. 3503 (struct Dwarf_Line_s): Define type. 3504 (struct Dwarf_CU): Add lines and nlines members. 3505 (libdw_alloc): Define local variable _tail and use it. 3506 Add some function attributes. 3507 * libdw_alloc.c (__libdw_allocate): Don't initialize next member. 3508 * libdw_findcu.c (__libdw_findcu): Initialize lines and nlines members. 3509 * memory-access.h: Add unlikely for the endian conversion paths. 3510 * Makefile.am (AM_CFLAGS): Add -std parameter. 3511 (libdw_a_SOURCES): Add dwarf_getsrclines, dwarf_getsrc_die, 3512 dwarf_lineno, and dwarf_linesrc. 3513 35142003-08-11 Ulrich Drepper <drepper@redhat.com> 3515 3516 * Moved to CVS archive. 3517