1 2022-10-19 Mark Wielaard <mark@klomp.org>
3 * dwarf.h (DW_LLE_GNU_view_pair): New constant.
5 2022-10-21 Yonggang Luo <luoyonggang@gmail.com>
7 * memory-access.h: Include system.h instead of byteswap.h and
10 2022-09-20 Yonggang Luo <luoyonggang@gmail.com>
12 * memory-access.h: Use BYTE_ORDER, LITTLE_ENDIAN and BIG_ENDIAN.
14 2022-09-13 Aleksei Vetrov <vvvvvv@google.com>
16 * libdw.map (ELFUTILS_0.188): Add dwfl_report_offline_memory.
18 2022-08-09 Ulrich Drepper <drepper@redhat.com>
20 * dwarf_next_cfi.c (dwarf_next_cfi): Don't skip processing the
21 augmentation string. Be more stringent what to accept.
23 2022-07-28 Di Chen <dichen@redhat.com>
25 * libdw.map (ELFUTILS_0.188): Add dwfl_frame_reg.
27 2022-07-13 Mark Wielaard <mark@klomp.org>
29 * libdw.map (ELFUTILS_0.187): Renamed to...
30 (ELFUTILS_0.188): ... this.
32 2022-05-09 Mark Wielaard <mark@klomp.org>
34 * dwarf_getlocation.c (store_implicit_value): Check block length.
36 2022-04-16 Mark Wielaard <mark@klomp.org>
38 * libdwP.h: Remove atomics.h include.
40 2022-04-13 Mark Wielaard <mark@klomp.org>
42 * dwarf.h: Add DWARF5 package file section identifiers,
45 2021-10-20 John M Mellor-Crummey <johnmc@rice.edu>
47 * dwarf_linecontext.c: New file.
48 * dwarf_linefunctionname.c: Likewise.
49 * Makefile.am (libdw_a_SOURCES): Add dwarf_linecontext.c and
50 dwarf_linefunctionname.c
51 * dwarf.h: Add DW_LNE_NVIDIA_inlined_call and
52 DW_LNE_NVIDIA_set_function_name.
53 * dwarf_getsrclines.c (struct line_state): Add context and
55 (add_new_line): Set context and function_name.
56 (MAX_STACK_LINES): Reduce to MAX_STACK_ALLOC / 2.
57 (read_srclines): Initialize context and function_name. Try to
58 read debug_str_offset if available. Handle
59 DW_LNE_NVIDIA_inlined_call and DW_LNE_NVIDIA_set_function_name.
60 * libdw.h (dwarf_linecontext): New declaration.
61 (dwarf_linefunctionname): Likewise.
62 * libdw.map (ELFUTILS_0.186): New section.
64 2021-11-08 Mark Wielaard <mark@klomp.org>
66 * dwarf_begin_elf.c (scn_dwarf_type): New function.
67 (check_section): Check result->type.
68 (global_read): First check type.
69 (scngrp_read): Likewise.
70 * libdw/libdwP.h (enum dwarf_type): New enumeration.
71 (struct Dwarf): New field type.
73 2021-02-14 Alexander Miller <alex.miller@gmx.de>
75 * dwarf_aggregate_size.c (dwarf_aggregate_size): Move NEW_VERSION
76 before definition. Replace INTDEF with NEW_INTDEF.
77 * dwarf_srclang.c (dwarf_srclang): Likewise.
78 * dwarf_arrayorder.c (dwarf_arrayorder): Move NEW_VERSION.
79 * dwarf_bitoffset.c (dwarf_bitoffset): Likewise.
80 * dwarf_bitsize.c (dwarf_bitsize): Likewise.
81 * dwarf_bytesize.c (dwarf_bytesize): Likewise.
82 * dwarf_decl_column.c (dwarf_decl_column): Likewise.
84 2021-10-18 Mark Wielaard <mark@klomp.org>
86 * dwarf_aggregate_size.c (get_type): Don't pass NULL to
89 2021-10-06 Mark Wielaard <mark@klomp.org>
91 * dwarf_aggregate_size.c (array_size): Check signedness of child DIE
92 type. Use dwarf_formsdata or dwarf_formudata to get the lower and
95 2021-09-08 Mark Wielaard <mark@klomp.org>
97 * dwarf_begin_elf.c (valid_p): Identify ELF class and use this to set
98 address_size of the fake CUs. Also set offset_size and DWARF version.
100 2021-09-06 Dmitry V. Levin <ldv@altlinux.org>
102 * dwarf_begin_elf.c (valid_p): Remove casts of malloc return values.
103 (dwarf_begin_elf): Remove cast of calloc return value.
104 * dwarf_getpubnames.c (get_offsets): Remove casts of realloc return
106 * dwarf_getsrclines.c (read_srclines): Remove cast of malloc return
109 2021-04-19 Martin Liska <mliska@suse.cz>
111 * dwarf_begin_elf.c (check_section): Use startswith.
113 2021-05-01 Mark Wielaard <mark@klomp.org>
115 * libdw_form.c (__libdw_form_val_compute_len): Check indirect
116 form is not DW_FORM_indirect or DW_FORM_implicit_const.
118 2021-04-23 Omar Sandoval <osandov@fb.com>
120 * dwarf_child.c (__libdw_find_attr): Handle DW_FORM_indirect.
121 * dwarf_getattrs.c (dwarf_getattrs): Handle DW_FORM_indirect.
123 2021-02-12 Mark Wielaard <mark@klomp.org>
125 * dwarf_getlocation.c (attr_ok): For DWARF version 4 or higher
126 block forms are not expression locations.
127 (is_constant_offset): DW_FORM_implicit_const is also a constant.
129 2020-12-20 Dmitry V. Levin <ldv@altlinux.org>
131 * .gitignore: New file.
133 2020-12-16 Dmitry V. Levin <ldv@altlinux.org>
135 * libdwP.h (_): Remove.
137 2020-12-12 Dmitry V. Levin <ldv@altlinux.org>
139 * dwarf.h: Fix spelling typo in comment.
140 * dwarf_begin_elf.c (dwarf_begin_elf): Likewise.
141 * dwarf_getlocation.c (attr_ok, __libdw_intern_expression): Likewise.
142 * dwarf_getsrclines.c (read_srclines): Likewise.
143 * libdw.h: Fix spelling typos in comments.
144 * libdwP.h: Likewise.
146 2020-12-09 Dmitry V. Levin <ldv@altlinux.org>
148 * Makefile.am (noinst_PROGRAMS): Rename to noinst_DATA.
149 (libdw_so_SOURCES): Remove.
150 (MOSTLYCLEANFILES): Add libdw.so.
152 2020-11-30 Dmitry V. Levin <ldv@altlinux.org>
154 * Makefile.am (libdw.so$(EXEEXT)): Drop $(EXEEXT) suffix.
156 2020-11-01 Érico N. Rolim <erico.erc@gmail.com>
158 * Makefile.am (libdw_so_LDLIBS): Add fts_LIBS.
160 2020-10-28 Tom Tromey <tom@tromey.com>
163 * dwarf_getlocation.c (store_implicit_value): Use
164 __libdw_get_uleb128_unchecked.
165 * memory-access.h (get_sleb128_step): Assume unsigned type for
167 (__libdw_get_sleb128, __libdw_get_sleb128_unchecked): Work in
168 unsigned type. Handle final byte.
170 2020-10-19 Mark Wielaard <mark@klomp.org>
172 * dwarf_frame_register.c (dwarf_frame_register): Declare ops_mem
173 as array of (at least) 3 elements.
174 * libdw.h (dwarf_frame_register): Add extra explanation of ops_mem
177 2020-10-23 Tom Tromey <tom@tromey.com>
179 * memory-access.h (read_3ubyte_unaligned_inc): Call
180 read_3ubyte_unaligned.
182 2020-09-03 Mark Wielaard <mark@klomp.org>
184 * dwarf.h: Add DW_CFA_AARCH64_negate_ra_state.
185 * cfi.h (struct Dwarf_CFI_s): Add e_machine field.
186 * cfi.c (execute_cfi): Recognize, but ignore
187 DW_CFA_AARCH64_negate_ra_state on aarch64.
188 * dwarf_getcfi.c (dwarf_getcfi): Set cfi e_machine.
189 * dwarf_getcfi_elf.c (allocate_cfi): Take ehdr as argument and set
191 (getcfi_gnu_eh_frame): Pass ehdr to allocate_cfi.
192 (getcfi_scn_eh_frame): Likewise.
194 2020-09-03 Mark Wielaard <mark@klomp.org>
196 * libdw.map (ELFUTILS_0.126): Remove local wildcard.
197 (ELFUTILS_0.127): Likewise.
198 (ELFUTILS_0.130): Likewise.
199 (ELFUTILS_0.136): Likewise.
200 (ELFUTILS_0.138): Likewise.
202 2020-08-25 Mark Wielaard <mark@klomp.org>
204 * dwarf_getlocation.c (check_constant_offset): Rename to...
205 (is_constant_offset): .. this.
207 2020-06-28 Mark Wielaard <mark@klomp.org>
209 * linux-kernel-modules.c (intuit_kernel_bounds): Check read_address
210 returns an increasing address when searching for end.
212 2020-06-16 Mark Wielaard <mark@klomp.org>
214 * cfi.c (execute_cfi): Add missing FALLTHROUGH.
216 2020-05-08 Mark Wielaard <mark@klomp.org>
218 * libdw_visit_scopes.c (walk_children): Don't recurse into imported
219 DW_TAG_compile_units.
221 2020-05-08 Mark Wielaard <mark@klomp.org>
223 * dwarf_decl_file.c (dwarf_decl_file): Use attr CU instead of DIE
224 CU to resolve file name.
225 * dwarf_ranges.c(dwarf_ranges): Document which CU we use when.
226 * libdw.h (dwarf_attr_integrate): Extend documentation.
228 2020-04-25 Mark Wielaard <mark@klomp.org>
230 * libdw_alloc.c (__libdw_alloc_tail): Call Dwarf oom_handler()
233 2020-04-17 Mark Wielaard <mark@klomp.org>
235 * dwarf_begin_elf.c (check_section): Handle .gnu.debuglto_ prefix.
237 2019-10-28 Aaron Merey <amerey@redhat.com>
239 * Makefile.am (libdw_so_LDLIBS): Add -ldl for libdebuginfod.so dlopen.
241 2019-11-10 Mark Wielaard <mark@klomp.org>
243 * libdwP.h (libdw_unalloc): New define.
244 (libdw_typed_unalloc): Likewise.
245 (__libdw_thread_tail): New function declaration.
246 * libdw_alloc.c (__libdw_thread_tail): New function.
247 * dwarf_getabbrev.c (__libdw_getabbrev): Call libdw_typed_unalloc
248 when reading invalid data or when hash collission detected.
250 2019-10-28 Jonathon Anderson <jma14@rice.edu>
252 * libdw_alloc.c: Added __libdw_alloc_tail.
253 (__libdw_allocate): Switch to use the mem_tails array.
254 * libdwP.h (Dwarf): Likewise.
255 * dwarf_begin_elf.c (dwarf_begin_elf): Support for above.
256 * dwarf_end.c (dwarf_end): Likewise.
257 * atomics.h: Add support for thread_local.
259 2019-10-28 Mark Wielaard <mark@klomp.org>
261 * dwarf_sig8_hash.h: Include libdw.h. Remove COMPARE. Include
262 dynamicsizehash_concurrent.h.
263 * dwarf_sig8_hash.c: Include dynamicsizehash_concurrent.c.
264 * dwarf_formref_die.c (dwarf_formref_die): Drop NULL argument to
265 Dwarf_Sig8_Hash_find.
267 2019-08-26 Srđan Milaković <sm108@rice.edu@rice.edu>
269 * dwarf_abbrev_hash.{c,h}: Use the *_concurrent hash table.
271 2019-11-01 Jonathon Anderson <jma14@rice.edu>
273 * dwarf_begin_elf.c (valid_p): Switch calloc for malloc for fake CUs.
274 Add explicit initialization of some fields.
275 * dwarf_end.c (cu_free): Add clause to limit freeing of CU internals.
277 2019-08-26 Jonathon Anderson <jma14@rice.edu>
279 * libdw_alloc.c (__libdw_allocate): Added thread-safe stack allocator.
280 * libdwP.h (Dwarf): Likewise.
281 * dwarf_begin_elf.c (dwarf_begin_elf): Support for above.
282 * dwarf_end.c (dwarf_end): Likewise.
283 * Makefile.am: Use -pthread to provide rwlocks.
285 2019-07-05 Omar Sandoval <osandov@fb.com>
287 * Makefile.am (libdw_so_LIBS): Replace libebl.a with libebl_pic.a.
288 Move libebl_pic.a to the beginning so that libdw symbols are resolved.
289 (libdw_so_LDLIBS): Remove -ldl.
290 (libdw.so): Remove -rpath.
291 (libdw_a_LIBADD): Add libebl, libebl_backends, and libcpu objects.
293 2019-08-25 Jonathon Anderson <jma14@rice.edu>
295 * dwarf_getcfi.c (dwarf_getcfi): Set default_same_value to false.
297 2019-08-12 Mark Wielaard <mark@klomp.org>
299 * libdw.map (ELFUTILS_0.177): Add new version of dwelf_elf_begin.
301 2019-06-28 Mark Wielaard <mark@klomp.org>
303 * libdw.map (ELFUTILS_0.177): New section. Add
304 dwelf_elf_e_machine_string.
306 2019-05-16 Mark Wielaard <mark@klomp.org>
308 * dwarf.h: Add DW_AT_GNU_numerator, DW_AT_GNU_denominator and
311 2019-04-28 Mark Wielaard <mark@klomp.org>
313 * dwarf_siblingof.c (dwarf_siblingof): Don't initialize addr.
315 2019-04-28 Mark Wielaard <mark@klomp.org>
317 * dwarf_getlocation.c (dwarf_getlocation_addr): Call
318 check_constant_offset with llbufs and listlens directly.
320 2019-04-27 Mark Wielaard <mark@klomp.org>
322 * dwarf_getlocation.c (store_implicit_value): Check dbg isn't
325 2019-02-02 Mark Wielaard <mark@klomp.org>
327 * dwarf_nextcu.c (__libdw_next_unit): Define bytes_end.
328 Check there are enough bytes to read extended length, version
331 2019-01-20 Mark Wielaard <mark@klomp.org>
333 * dwarf_getsrclines.c (read_srclines): Check terminating NUL byte
334 for dir and file lists.
336 2018-10-23 Mark Wielaard <mark@klomp.org>
338 * dwarf_child.c (__libdw_find_attr): Initialize readp to NULL.
339 * dwarf_getattrs.c (dwarf_getattrs): Initialize die_addr to NULL.
341 2018-10-20 Mark Wielaard <mark@klomp.org>
343 * libdw.map (ELFUTILS_0.175): New section. Add dwelf_elf_begin.
345 2018-10-29 Milian Wolff <milian.wolff@kdab.com>
347 * dwarf_getcfi_elf.c (getcfi_shdr): Check sh_type != SHT_NOBITS.
349 2018-09-13 Mark Wielaard <mark@klomp.org>
351 * dwarf_begin_elf.c (check_section): Drop ehdr argument, add and
352 use shstrndx argument.
353 (global_read): Likewise.
354 (scngrp_read): Likewise.
355 (dwarf_begin_elf): Call elf_getshdrstrndx. Pass shstrndx to
356 global_read or scngrp_read.
358 2018-08-18 Mark Wielaard <mark@klomp.org>
360 * dwarf_getabbrev.c (__libdw_getabbrev): Continue until both name
362 * dwarf_hasattr.c (dwarf_hasattr): Stop when both name and form
365 2018-08-18 Mark Wielaard <mark@klomp.org>
367 * dwarf_getaranges.c (dwarf_getaranges.c): Make sure there is enough
368 data to read the address and segment size.
370 2018-07-04 Ross Burton <ross.burton@intel.com>
372 * libdw_alloc.c: Remove error.h include.
374 2018-06-28 Mark Wielaard <mark@klomp.org>
376 * dwarf_next_cfi.c (dwarf_next_cfi): Check whether length is zero.
378 2018-06-27 Mark Wielaard <mark@klomp.org>
380 * dwarf_begin_elf.c (check_section): Allow a single .debug_frame
383 2018-06-26 Mark Wielaard <mark@klomp.org>
385 * libdw.h (dwarf_getscn_info): Remove.
386 * libdw.map (ELFUTILS_0.122): Remove dwarf_getscn_info.
388 2018-06-25 Mark Wielaard <mark@klomp.org>
390 * Makefile.am (libdw_a_SOURCES): Add dwarf_next_lines.c.
391 * libdw.h (dwarf_next_lines): New function declaration.
392 * libdw.map (ELFUTILS_0.173): New section.
393 * dwarf_next_lines.c: New files.
394 * dwarf_begin_elf.c (check_section): Don't error out when elf
396 (valid_p): Allow just a single .debug_line section.
397 * dwarf_getsrclines.c (read_srclines): Keep files relative if comp_dir
400 2018-06-22 Mark Wielaard <mark@klomp.org>
402 * dwarf_nextcu.c (__libdw_next_unit): Set next_off to -1 when it would
405 2018-06-18 Mark Wielaard <mark@klomp.org>
407 * dwarf_aggregate_size.c (array_size): New depth argument. Use
408 aggregate_size instead of dwarf_aggregate_size and pass depth.
409 (aggregate_size): New depth argument. Check depth isn't bigger
410 than MAX_DEPTH (256). Pass depth to recursive calls.
411 (dwarf_aggregate_size): ass zero as depth to aggregate_size.
413 2018-06-18 Mark Wielaard <mark@klomp.org>
415 * dwarf_peel_type.c (dwarf_peel_type): Limit modifier chain to 64.
417 2018-06-18 Mark Wielaard <mark@klomp.org>
419 * dwarf_aggregate_size.c (aggregate_size): Check die is not NULL.
421 2018-06-17 Luiz Angelo Daros de Luca <luizluca@gmail.com>
423 * dwarf_getsrclines.c (read_srclines): Intialize filelist early.
425 2018-06-15 Mark Wielaard <mark@klomp.org>
427 * dwarf_getlocation.c (check_constant_offset): Clarify DW_FORM_data16
428 isn't really a constant.
429 (dwarf_getlocation): Don't handle DW_FORM_data16 as block.
430 (dwarf_getlocation_addr): Likewise.
431 (dwarf_getlocations): Likewise.
433 2018-06-12 Mark Wielaard <mark@klomp.org>
435 * memory-access.h (read_3ubyte_unaligned_inc): New define.
437 2018-06-12 Mark Wielaard <mark@klomp.org>
439 * libdw.h (__libdw_dieabbrev): Set die->abbrev to DWARF_END_ABBREV
442 2018-06-10 Mark Wielaard <mark@klomp.org>
444 * dwarf_attr_integrate.c (dwarf_attr_integrate): Stop after 16 DIE
446 * dwarf_hasattr_integrate.c (dwarf_hasattr_integrate): Likewise.
448 2018-06-08 Mark Wielaard <mark@klomp.org>
450 * dwarf_getabbrev.c (dwarf_getabbrev): Check die and offset.
452 2018-06-08 Mark Wielaard <mark@klomp.org>
454 * dwarf_get_units.c (dwarf_get_units): Handle existing error, no
457 2018-06-08 Mark Wielaard <mark@klomp.org>
459 * dwarf_getlocation.c (store_implicit_value): Return error when
460 seeing bad DWARF or when tsearch runs out of memory.
461 (__libdw_intern_expression): Report error when store_implicit_value
464 2018-06-08 Mark Wielaard <mark@klomp.org>
466 * dwarf_getsrclines.c (read_srclines): Sanity check ndirs and nfiles.
468 2018-06-08 Mark Wielaard <mark@klomp.org>
470 * dwarf_getlocation_attr.c (addr_valp): Set error and return NULL
471 when there is no .debug_addr section.
472 (dwarf_getlocation_attr): If addr_valp returns NULL, then return -1.
474 2018-06-07 Mark Wielaard <mark@klomp.org>
476 * libdw_findcu.c (__libdw_intern_next_unit): Report DWARF_E_VERSION,
477 not DWARF_E_INVALID_DWARF on unknown version. Set address_size and
478 offset_size to 8 when unknown.
480 2018-06-06 Mark Wielaard <mark@klomp.org>
482 * libdwP.h (__libdw_dieabbrev): Check DIE addr falls in cu.
484 2018-06-06 Mark Wielaard <mark@klomp.org>
486 * dwarf_getlocation_die.c (dwarf_getlocation_die): Check offset
487 falls inside cu data.
489 2018-06-05 Mark Wielaard <mark@klomp.org>
491 * dwarf_getsrclines.c (read_srclines): Explicitly set diridx to -1
492 in case dwarf_formudata fails.
494 2018-06-05 Mark Wielaard <mark@klomp.org>
496 * dwarf_getaranges (dwarf_getaranges): Free new_arange if
497 __libdw_findcu fails.
499 2018-06-05 Mark Wielaard <mark@klomp.org>
501 * dwarf_getsrclines.c (read_srclines): Define dirarray early and
502 check whether or not it is equal to dirstack on exit/out before
505 2018-06-05 Mark Wielaard <mark@klomp.org>
507 * dwarf_getalt.c (find_debug_altlink): id_path array should be 2
508 larger to contain MAX_BUILD_ID_BYTES.
510 2018-05-31 Mark Wielaard <mark@klomp.org>
512 * libdw_find_split_unit.c (try_split_file): New function extracted
514 (__libdw_find_split_unit): ... here. Try both the relative and
515 absolute paths to find a .dwo file.
517 2018-05-30 Mark Wielaard <mark@klomp.org>
519 * libdw/dwarf_getsrclines.c (read_srclines): Change ndir and
520 ndirlist to size_t. Add check to see ndirlist doesn't overflow.
522 2018-05-31 Mark Wielaard <mark@klomp.org>
524 * dwarf_dieoffset.c: Check die->cu != NULL. Return -1, not ~0ul
527 2018-05-29 Mark Wielaard <mark@klomp.org>
529 * dwarf_cuoffset.c (dwarf_cuoffset): Check die->cu is not NULL.
530 * dwarf_die_addr_die.c (dwarf_die_addr_die): Also search split
532 * libdwP.h (struct Dwarf): Add split_tree field.
533 (__libdw_find_split_dbg_addr): New internal function definition.
534 (__libdw_finddbg_cb): Likewise.
535 * libdw_find_split_unit.c (__libdw_find_split_unit): Insert split
536 Dwarf into skeleton dbg split_tree.
537 * libdw_findcu.c (__libdw_finddbg_cb): New function.
538 (__libdw_find_split_dbg_addr): Likewise.
539 * dwarf_end (dwarf_end): Destroy split_tree.
541 2018-05-29 Mark Wielaard <mark@klomp.org>
543 * dwarf.h: Add GNU DebugFission list entry encodings
544 DW_LLE_GNU_end_of_list_entry,
545 DW_LLE_GNU_base_address_selection_entry,
546 DW_LLE_GNU_start_end_entry and DW_LLE_GNU_start_length_entry.
547 * dwarf_ranges.c (__libdw_read_begin_end_pair_inc): Handle
548 GNU DebugFission list entries.
550 2018-05-28 Mark Wielaard <mark@klomp.org>
552 * libdw_find_split_unit.c (__libdw_find_split_unit): End split_dwarf
553 only after we tried every unit id in it.
555 2018-04-07 Mark Wielaard <mark@klomp.org>
557 * libdwP.h (struct Dwarf_CU): Add locs_base.
558 (__libdw_cu_locs_base): New static inline function.
559 * libdw_findcu.c (__libdw_intern_next_unit): Initialize locs_base.
560 * dwarf_begin_elf.c (valid_p): Create fake_loclists_cu if necessary.
561 * dwarf_end.c (dwarf_end): Clean up fake_loclists_cu.
562 * dwarf_getlocation.c (initial_offset): Handle .debug_loclists.
563 (getlocations_addr): Likewise.
564 (dwarf_getlocation_addr): Likewise.
565 * dwarf_getlocation_attr.c (attr_form_cu): Use fake_loclists_cu for
567 (initial_offset): Handle DW_FORM_loclistx.
568 * dwarf_ranges.c (__libdw_read_begin_end_pair_inc): Handle
570 * libdwP.h (struct Dwarf): Add fake_loclists_cu.
572 2018-04-12 Mark Wielaard <mark@klomp.org>
574 * dwarf.h: Add DWARF5 location list entry DW_LLE encodings.
575 * begin_elf.c (dwarf_scnnames): Add IDX_debug_loclists.
576 * dwarf_error.c (errmsgs): Remove DWARF_E_NO_LOCLIST. And replace
577 with DWARF_E_NO_DEBUG_LOC, DWARF_E_NO_DEBUG_LOCLISTS and
578 DWARF_E_NO_LOC_VALUE.
579 * dwarf_formudata.c (dwarf_formudata): Handle DW_AT_loclists_base
580 and DW_FORM_loclistx.
581 * dwarf_getlocation.c (attr_ok): Use DWARF_E_NO_LOC_VALUE.
582 (initial_offset): Use DWARF_E_NO_DEBUG_LOC.
583 * libdwP.h: Add IDX_debug_rnglists. Remove DWARF_E_NO_LOCLIST.
584 Add DWARF_E_NO_DEBUG_LOC, DWARF_E_NO_DEBUG_LOCLISTS and
585 DWARF_E_NO_LOC_VALUE.
587 2018-05-25 Mark Wielaard <mark@klomp.org>
589 * libdw_find_split_unit.c (__libdw_find_split_unit): Extract linking
590 skeleton and split compile units code into...
591 * libdwP (__libdw_link_skel_split): ...this new function.
593 2018-04-06 Mark Wielaard <mark@klomp.org>
595 * dwarf_formaddr.c (__libdw_addrx): New function, extracted from...
596 (dwarf_formaddr): here. Use __libdw_addrx.
597 * dwarf_getlocation.c (getlocations_addr): Pass cu to
598 __libdw_read_begin_end_pair_inc.
599 * dwarf_ranges.c (__libdw_read_begin_end_pair_inc): Take cu as
600 argument. Handle .debug_rnglists.
601 (initial_offset): Handle .debug_rnglists and DW_FORM_rnglistx.
602 (dwarf_ranges): Likewise. Check cu isn't NULL before use. Pass cu to
603 __libdw_read_begin_end_pair_inc.
604 * libdwP.h (__libdw_read_begin_end_pair_inc): Take cu as argument.
605 (__libdw_cu_ranges_base): Handle DW_AT_rnglists_base.
606 (__libdw_addrx): New function definition.
608 2018-04-11 Mark Wielaard <mark@klomp.org>
610 * dwarf.h: Add DWARF5 range list entry DW_RLE encodings.
611 * begin_elf.c (dwarf_scnnames): Add IDX_debug_rnglists.
612 * dwarf_error.c (errmsgs): Add DWARF_E_NO_DEBUG_RNGLISTS.
613 * dwarf_formudata.c (dwarf_formudata): Handle DW_AT_rnglists_base
614 and DW_FORM_rnglistx.
615 * dwarf_getscopes.c (pc_match): Also check for
616 DWARF_E_NO_DEBUG_RNGLISTS.
617 * libdwP.h: Add IDX_debug_rnglists.
619 2018-05-25 Mark Wielaard <mark@klomp.org>
621 * dwarf_getlocation_attr.c (__libdw_cu_addr_base): Cast offset to
622 uintptr_t before returning as pointer.
624 2018-05-22 Mark Wielaard <mark@klomp.org>
626 * dwarf_getlocation.c (__libdw_cu_base_address): Treat errors of
627 getting lowpc or entrypc the same as missing base address (zero).
628 * dwarf_highpc (dwarf_highpc): Handle any address form. Always set
629 error when attribute could not be found.
631 2018-05-21 Mark Wielaard <mark@klomp.org>
633 * dwarf_begin_elf.c (valid_p): Add a fake_addr_cu to the result.
634 * dwarf_end.c (cu_free): Disconnect the fake_addr_cu from the split
635 dwarf if shared with skeleton.
636 (dwarf_end): release fake_addr_cu.
637 * dwarf_formaddr.c (__libdw_cu_addr_base): Move to...
638 * libdwP.h (__libdw_cu_addr_base): ... here.
639 (struct Dwarf): Add fake_addr_cu field.
640 * dwarf_formudata.c (dwarf_formudata): Handle
641 DW_FORM_GNU_addr_index and DW_FORM_addrx[1234].
642 * dwarf_getlocation_attr.c (addr_valp): New static function.
643 (dwarf_getlocation_attr): Create attribute for values of
644 DW_OP_GNU_const_index, DW_OP_constx and DW_OP_GNU_addr_index and
646 * libdw_find_split_unit.c (__libdw_find_split_unit): Connect
647 IDX_debug_addr sectiondata and fake_addr_cu between split and
650 2018-05-20 Mark Wielaard <mark@klomp.org>
652 * dwarf_cu_info.c: New file.
653 * Makefile.am (libdw_a_SOURCES): Add dwarf_cu_info.c.
654 * libdw.h (dwarf_cu_info): New function declaration.
655 * libdw.map (ELFUTILS_0.171): Add dwarf_cu_info.
657 2018-05-24 Mark Wielaard <mark@klomp.org>
659 * dwarf_ranges.c (dwarf_ranges): Check for NULL cu.
660 * libdw_findcu.c (__libdw_intern_next_unit): Initialize ranges_base.
662 2018-05-18 Mark Wielaard <mark@klomp.org>
664 * dwarf_formudata.c (__libdw_formptr): Handle the special case
665 of IDX_debug_ranges for DW_UT_split_compile with version < 5.
666 * dwarf_highpc.c (dwarf_highpc): Use dwarf_lowpc, check for
668 * dwarf_lowpc.c (dwarf_lowpc): Check for split compile cudie.
669 * dwarf_ranges.c (dwarf_ranges): Switch cu and sectiondata for
671 * libdwP.h (struct Dwarf_CU): Add ranges_base field.
672 (__libdw_cu_ranges_base): New static inline function.
674 2018-05-18 Mark Wielaard <mark@klomp.org>
676 * libdw_findcu.c (__libdw_intern_next_unit): Init files to NULL.
677 * dwarf_getsrclines.c (dwarf_getsrclines): Handle split units by
678 taking the line table from the skeleton.
679 * dwarf_getsrcfiles.c (dwarf_getsrcfiles): Handle split units by
680 only taking the files from .debug_line offset zero (if it exists),
681 otherwise fall back to the skeleton.
683 2018-05-17 Mark Wielaard <mark@klomp.org>
685 * dwarf_begin_elf.c (__libdw_debugdir): New function.
686 (valid_p): Call __libdw_debugdir.
687 * dwarf_end.c (dwarf_end.c): Free debugdir.
688 * dwarf_getalt.c (__libdw_filepath): Extract __libdw_debugdir logic.
689 take debugdir as argument instead of fd.
690 (find_debug_altlink): Call __libdw_filepath with debugdir.
691 * libdwP.h (struct Dwarf): Add debugdir field.
692 (__libdw_debugdir): New function prototype.
693 (__libdw_filepath): Adjust prototype to take a const char * instead of
695 * libdw_find_split_unit.c (__libdw_find_split_unit): Call
696 __libdw_filepath with debugdir.
698 2018-05-17 Mark Wielaard <mark@klomp.org>
700 * dwarf_attr_integrate.c (dwarf_attr_integrate): Handle split_compile
701 unit DIE, search skeleton_compile unit DIE.
702 * dwarf_hasattr_integrate.c (dwarf_hasattr_integrate): Likewise.
703 * libdwP.h (is_cudie): Check cu is not NULL.
705 2018-05-19 Mark Wielaard <mark@klomp.org>
707 * libdwP.h (__libdw_find_split_unit): Mark as internal_function.
709 2018-05-15 Mark Wielaard <mark@klomp.org>
711 * Makefile.am (libdw_a_SOURCES): Add libdw_find_split_unit.c.
712 * dwarf_end.c (cu_free): Free split Dwarf.
713 * dwarf_get_units.c (dwarf_get_units): Handle DW_UT_skeleton by
714 calling __libdw_find_split_unit.
715 * libdwP.h (struct Dwarf_CU): Add split Dwarf_CU field.
716 (__libdw_find_split_unit): New function prototype.
717 (str_offsets_base_off): Use cu Dwarf if dbg is NULL.
718 (filepath): Rename to ...
719 (__libdw_filepath): This. Which is the actual function name in
721 (libdw_find_split_unit.c): New file.
722 * libdw_findcu.c (__libdw_intern_next_unit): Initialize split to -1.
724 2018-05-15 Mark Wielaard <mark@klomp.org>
726 * libdwP.h (__libdw_first_die_from_cu_start): Adjust commented out
728 * libdw_findcu.c (__libdw_intern_next_unit): For version 4 DWARF if
729 the cudie has a DW_AT_GNU_dwi_id set the unit_id8 and unit_type to
730 DW_UT_skeleton or DW_UT_split_compile based on whether the cudie has
731 child DIEs and a DW_AT_GNU_dwo_name attribute.
733 2018-05-14 Mark Wielaard <mark@klomp.org>
735 * dwarf.h: Add GNU Debug Fission extensions. DW_AT_GNU_dwo_name,
736 DW_AT_GNU_dwo_id, DW_AT_GNU_ranges_base, DW_AT_GNU_addr_base,
737 DW_AT_GNU_pubnames, DW_AT_GNU_pubtypes. DW_FORM_GNU_addr_index,
738 DW_FORM_GNU_str_index. DW_OP_GNU_addr_index, DW_OP_GNU_const_index.
739 * dwarf_formaddr.c (dwarf_formaddr): Handle DW_FORM_GNU_addr_index
741 (__libdw_cu_addr_base): Check for both DW_AT_GNU_addr_base and
743 * dwarf_formstring.c (dwarf_formstring): Handle DW_FORM_GNU_str_index
745 * dwarf_formudata.c (dwarf_formudata): Recognize DW_AT_GNU_addr_base
746 as addrptr. Recognize DW_AT_GNU_ranges_base as rangelistptr.
747 * dwarf_getlocation.c (__libdw_intern_expression): Handle
748 DW_OP_GNU_addr_index as DW_OP_addrx and DW_OP_GNU_const_index as
750 * libdw_form.c (__libdw_form_val_compute_len): Handle
751 DW_FORM_GNU_addr_index and DW_FORM_GNU_str_index taking an uleb128.
753 2018-05-12 Mark Wielaard <mark@klomp.org>
755 * dwarf_begin_elf.c (check_section): Also recognize .dwo section
758 2018-05-11 Mark Wielaard <mark@klomp.org>
760 * dwarf_formudata.c (dwarf_formudata): Handle DW_AT_macros as macptr.
761 * dwarf_getmacros.c (get_table_for_offset): Add DW_MACRO_define_sup,
762 DW_MACRO_undef_sup, DW_MACRO_import_sup, DW_MACRO_define_strx and
763 DW_MACRO_undef_strx. Add str_offsets_base_off to fake CU. Deal with
764 DW_AT_macros. Use libdw_valid_user_form.
766 2018-05-09 Mark Wielaard <mark@klomp.org>
768 * dwarf_formstring.c (__libdw_cu_str_off_base): Moved to...
769 * libdwP.h (__libdw_cu_str_off_base): ...here. Make static inline.
770 (str_offsets_base_off): New internal function that also parses
771 .debug_str_offsets header if necessary.
773 2018-05-11 Mark Wielaard <mark@klomp.org>
775 * dwarf_siblingof.c (dwarf_siblingof): Don't reference cu till it is
776 known the Dwarf_Die is came from is valid.
777 * libdwP.h (__libdw_dieabbrev): Check cu is not NULL.
779 2018-05-08 Mark Wielaard <mark@klomp.org>
781 * dwarf_formref.c (__libdw_formref): Explicitly don't handle
782 DW_FORM_ref_sup4 and DW_FORM_ref_sup8.
783 * dwarf_formref_die.c (dwarf_formref_die): Handle DW_FORM_ref_sup4
784 and DW_FORM_ref_sup8.
785 * dwarf_formstring.c (dwarf_formstring): Handle DW_FORM_strp_sup
786 as DW_FORM_GNU_strp_alt.
788 2018-05-05 Mark Wielaard <mark@klomp.org>
790 * dwarf.h: Add DWARF line content descriptions.
791 * libdwP.h (libdw_valid_user_form): New static function.
792 * dwarf_getsrclines.c (read_srclines): Check and parse version 5
793 DWARF header, dir and file tables separately from older versions
796 2018-04-24 Mark Wielaard <mark@klomp.org>
798 * dwarf_begin_elf.c (dwarf_scnnames): Add ".debug_line_str".
799 * dwarf_error.c (errmsgs): Add DWARF_E_NO_DEBUG_STR and
800 DWARF_E_NO_DEBUG_LINE_STR.
801 * dwarf_formstring.c (dwarf_formstring): Handle DW_FORM_line_strp.
802 Get data from either .debug_str or .debug_line_str.
803 * libdwP.h: Add IDX_debug_line_str, DWARF_E_NO_DEBUG_STR and
804 DWARF_E_NO_DEBUG_LINE_STR.
806 2018-04-03 Mark Wielaard <mark@klomp.org>
808 * dwarf_formudata.c (__libdw_formptr): Take and return const
809 unsigned char pointers.
810 * dwarf_getlocation.c (attr_base_address): Rename to...
811 (__libdw_cu_base_address): this. Take Dwarf_CU, check and set
813 (initial_offset_base): Renamed to...
814 (initial_offset): this. Only provide offset.
815 (getlocations_addr): Move data size check and
816 address base addition into __libdw_read_begin_end_pair_inc. Use
817 __libdw_cu_base_address and initial_offset. Drop Elf_Data NULL
818 check (already done by initial_offset, through __libdw_formptr).
819 (dwarf_getlocations): Use __libdw_cu_base_address and initial_offset.
820 Drop Elf_Data NULL check.
821 * dwarf_ranges.c (__libdw_read_begin_end_pair_inc): Change argument
822 type of readp to Add readend argument. Check data size. Include base
823 in begin and end result.
824 (initial_offset): New static function.
825 (dwarf_ranges): Don't check Elf_Data being NULL (already done by
826 initial_offset, through __libdw_formptr). Use __libdw_cu_base_address
827 and initial_offset. Remove base check and addition (already done by
828 __libdw_read_begin_end_pair_inc.
829 * libdwP.h (Dwarf_CU): Add base_address field.
830 (__libdw_read_begin_end_pair_inc): Change argument type of readp to
831 const. Add readend argument.
832 (__libdw_formptr): Take and return const unsigned char pointers.
833 * libdw_findcu.c (__libdw_intern_next_unit): Initialize Dwarf_CU
836 2018-04-04 Mark Wielaard <mark@klomp.org>
838 * libdw_findcu.c (__libdw_intern_next_unit): Initialize Dwarf_CU
839 addr_base and str_off_base.
841 2018-03-23 Mark Wielaard <mark@klomp.org>
843 * dwarf_begin_elf.c (dwarf_scnnames): Add IDX_debug_str_offsets,
845 * dwarf_error.c (errmsgs): Add DWARF_E_NO_STR_OFFSETS.
846 * dwarf_formstring.c (dwarf_formstring): Handle DW_FORM_strx[1234].
847 (__libdw_cu_str_off_base): New function.
848 * dwarf_formudata.c (dwarf_formudata): Handle IDX_debug_str_offsets
850 * libdwP.h: Add IDX_debug_str_offsets and DWARF_E_NO_STR_OFFSETS.
851 (struct Dwarf_CU): Add str_off_base field.
852 (__libdw_cu_str_off_base): New function declaration.
854 2018-03-22 Mark Wielaard <mark@klomp.org>
856 * dwarf_begin_elf.c (dwarf_scnnames): Add IDX_debug_addr.
857 * dwarf_error.c (errmsgs): Add DWARF_E_NO_DEBUG_ADDR.
858 * dwarf_formaddr.c (dwarf_formaddr): Handle DW_FORM_addrx[1234].
859 (__libdw_cu_addr_base): New function.
860 * dwarf_formudata.c (dwarf_formudata): Handle DW_AT_addr_base as
862 * libdwP.h: Add IDX_debug_addr and DWARF_E_NO_DEBUG_ADDR.
863 (struct Dwarf_CU): Add addr_base field.
864 (__libdw_cu_addr_base): New function definition.
865 * memory-access.h (file_byte_order): New static function.
866 (read_3ubyte_unaligned): New inline function.
868 2018-03-29 Mark Wielaard <mark@klomp.org>
870 * libdw.h (dwarf_decl_file): Extend documentation.
871 (dwarf_linesrc): Likewise.
872 (dwarf_filesrc): Likewise.
874 2018-03-06 Mark Wielaard <mark@klomp.org>
876 * dwarf.h: Add DW_OP_implicit_pointer, DW_OP_addrx, DW_OP_constx,
877 DW_OP_entry_value, DW_OP_const_type, DW_OP_regval_type,
878 DW_OP_deref_type, DW_OP_xderef_type, DW_OP_convert and
880 * dwarf_getlocation.c (__libdw_intern_expression): Handle
881 DW_OP_convert, DW_OP_reinterpret, DW_OP_addrx, DW_OP_constx,
882 DW_OP_regval_type, DW_OP_entry_value, DW_OP_implicit_pointer,
883 DW_OP_deref_type, DW_OP_xderef_type and DW_OP_const_type.
884 * dwarf_getlocation_attr.c (dwarf_getlocation_attr): Handle
885 DW_OP_entry_value, DW_OP_const_type and DW_OP_implicit_pointer.
886 * dwarf_getlocation_die.c (dwarf_getlocation_die): Handle
887 DW_OP_implicit_pointer, DW_OP_convert, DW_OP_reinterpret,
888 DW_OP_const_type, DW_OP_regval_type, DW_OP_deref_type and
890 * dwarf_getlocation_implicit_pointer.c
891 (dwarf_getlocation_implicit_pointer): Handle DW_OP_implicit_pointer.
893 2018-03-01 Mark Wielaard <mark@klomp.org>
895 * dwarf.h: Add DW_AT_GNU_locviews and DW_AT_GNU_entry_view.
896 * dwarf_formudata.c (dwarf_formudata): Handle DW_AT_GNU_locviews
899 2018-02-09 Mark Wielaard <mark@klomp.org>
901 * dwarf_formblock.c (dwarf_formblock): Handle DW_FORM_data16 as a
904 2018-02-09 Mark Wielaard <mark@klomp.org>
906 * dwarf_child.c (__libdw_find_attr): Handle DW_FORM_implicit_const.
907 * dwarf_formsdata.c (dwarf_formsdata): Likewise.
908 * dwarf_formudata.c (dwarf_formudata): Likewise.
909 * dwarf_getabbrev.c (__libdw_getabbrev): Likewise.
910 * dwarf_getattrs.c (dwarf_getattrs): Likewise.
911 * dwarf_hasattr.c (dwarf_hasattr): Likewise.
912 * dwarf_getabbrevattr.c (dwarf_getabbrevattr_data): New function
913 that will also return any data associated with the abbrev. Which
914 currently is only for DW_FORM_implicit_const. Based on...
915 (dwarf_getabbrevattr): ... this function. Which now just calls
916 dwarf_getabbrevattr_data.
917 * libdw.h (dwarf_getabbrevattr_data): Declare new function.
918 * libdw.map (ELFUTILS_0.170): Add dwarf_getabbrevattr_data.
919 * libdwP.h (dwarf_getabbrevattr_data): INTDECL.
920 * memory-access.h (__libdw_get_sleb128_unchecked): New inlined
921 function based on __libdw_get_uleb128_unchecked.
923 2018-02-08 Mark Wielaard <mark@klomp.org>
925 * dwarf.h: Add DWARF5 DW_FORMs.
926 * libdwP.h (__libdw_form_val_compute_len): Handle fix length
927 DW_FORM_implicit_const, DW_FORM_addrx[1234], DW_FORM_strx[1234],
928 DW_FORM_ref_sup[48] and DW_FORM_data16.
929 * libdw_form.c (__libdw_form_val_compute_len): DW_FORM_strp_sup
930 and DW_FORM_line_strp are offset_size. DW_FORM_addrx, DW_FORM_strx,
931 DW_FORM_loclistx and DW_FORM_rnglistx are uleb128.
933 2018-01-30 Mark Wielaard <mark@klomp.org>
935 * Makefile.am (libdw_a_SOURCES): Add dwarf_get_units.c.
936 * dwarf_get_units.c: New file.
937 * libdw.h (dwarf_get_units): New function declaration.
938 * libdw.map (ELFUTILS_0.170): Add dwarf_get_units.
940 2018-01-29 Mark Wielaard <mark@klomp.org>
942 * dwarf.h (DW_UT_*): Add DWARF Unit Header Types.
943 * dwarf_cu_die.c (dwarf_cu_die): Rename arguments. type_signaturep
944 is now called unit_idp. type_offsetp is now called subdie_offsetp.
945 * dwarf_formref_die.c (dwarf_formref_die): Scan both .debug_info
946 and .debug_types sections for type units when type signature ref
948 * dwarf_getaranges.c (dwarf_getaranges): Use __libdw_findcu and
949 __libdw_first_die_off_from_cu instead of trying by hand.
950 * dwarf_getlocation_die.c (dwarf_getlocation_die): Use ISV4TU
951 instead of checking type_offset by hand.
952 * dwarf_getlocation_implicit_pointer.c
953 (dwarf_getlocation_implicit_pointer): Likewise.
954 * dwarf_nextcu.c (dwarf_next_unit): Call __libdw_next_unit.
955 (__libdw_next_unit): New function based on dwarf_next_unit with
956 DWARF5 header support.
957 * libdwP.h (struct Dwarf_CU): Renamed type_offset to subdie_offset
958 and type_sig8 to unit_id8.
959 (ISV4TU): New macro to determine whether a CU is a version 4 type
960 unit (which comes from the .debug_types section).
961 (DIE_OFFSET_FROM_CU_OFFSET): Replaced macro by real function...
962 (__libdw_first_die_from_cu_start): ... that also handles DWARF5
964 (__libdw_first_die_off_from_cu): New function that calls the above
966 (CUDIE): Use __libdw_first_die_off_from_cu.
967 (SUBDIE): New macro that provides the DIE for a CU using the
969 (__libdw_next_unit): New internal function declaration.
970 * libdw_findcu.c (__libdw_intern_next_unit): Use __libdw_next_unit.
971 Accept DWARF version 5 headers. Setup unit_type.
972 (__libdw_findcu): Rename debug_types argument to v4_debug_types
973 argument (to indicate that we are looking in the .debug_types
974 section). Support finding the exact offset (unit header start).
976 2018-01-25 Mark Wielaard <mark@klomp.org>
978 * Makefile.am (libdw_a_SOURCES): Add dwarf_die_addr_die.c.
979 * dwarf_die_addr_die.c: New file.
980 * libdw.h (dwarf_die_addr_die): New function declaration.
981 * libdw.map (ELFUTILS_0.171): New section with dwarf_die_addr_die.
982 * libdwP.h (__libdw_findcu_addr): New internal function declaration.
983 * libdw_findcu.c (__libdw_findcu_addr): New internal function.
985 2018-02-09 Joshua Watt <JPEWhacker@gmail.com>
987 * cfi.c (execute_cfi): Use FALLTHROUGH macro instead of comment.
988 * dwarf_frame_register.c (dwarf_frame_register): Likewise.
990 2018-01-22 Mark Wielaard <mark@klomp.org>
992 * Makefile.am (AM_CPPFLAGS): Add -I libdwelf.
993 * dwarf_begin_elf.c (dwarf_begin_elf): Initialize Dwarf alt_fd to -1.
994 * dwarf_end.c (dwarf_end): Call dwarf_end and close on the alt_dwarf
995 and alt_fd if we allocated them.
996 * dwarf_fromref_die.c (dwarf_formref_die): Call dwarf_getalt.
997 * dwarf_formstring.c (dwarf_formstring): Likewise.
998 * dwarf_getalt.c (__libdw_filepath): New internal function.
999 (find_debug_altlink): New static function.
1000 (dwarf_getalt): Check Dwarf alt_dwarf and call find_debug_altlink.
1002 * dwarf_setalt.c (dwarf_setalt): Clean up Dwarf alt_dwarf and alt_fd
1004 * libdw.h (dwarf_getalt): Extend documentation.
1005 (dwarf_setalt): Likewise.
1006 * libdwP.h (struct Dwarf): Add alt_fd field.
1007 (filepath): Declare new internal function.
1009 2018-01-14 Petr Machata <pmachata@gmail.com>
1011 * dwarf_formsdata.c (dwarf_formsdata):
1012 <DW_FORM_data1>: Cast to signed char.
1013 <DW_FORM_data2,4,8>: Use read_*sbyte_unaligned instead of
1014 read_*ubyte_unaligned.
1016 2017-12-26 Mark Wielaard <mark@klomp.org>
1018 * libdwP.h (struct Dwarf_Abbrev): Pack struct. Remove attrcnt,
1019 use bitfields for has_children and code.
1020 * dwarf_getabbrev.c (__libdw_getabbrev): Don't count attrs.
1021 * dwarf_getattrcnt.c (dwarf_getattrcnt): Count attrs.
1023 2017-12-26 Mark Wielaard <mark@klomp.org>
1025 * memory-access.h (__libdw_get_uleb128_unchecked): New function.
1026 (get_uleb128_unchecked): New define.
1027 * dwarf_child.c (__libdw_find_attr): Use get_uleb128_unchecked to
1028 read attr name and form.
1029 * dwarf_getabbrevattr.c (dwarf_getabbrevattr): Likewise.
1030 * dwarf_getattrs.c (dwarf_getattrs): Likewise.
1031 * dwarf_hasattr.c (dwarf_hasattr): Likewise.
1033 2017-12-28 Mark Wielaard <mark@klomp.org>
1035 * dwarf_offdie.c (__libdw_offdie): Check sectiondata exists.
1037 2017-05-09 Ulf Hermann <ulf.hermann@qt.io>
1038 Mark Wielaard <mark@klomp.org>
1040 * libdwP.h (__libdw_in_section): Fix check for the upper border of
1042 (__libdw_offset_in_section): Likewise.
1044 2017-12-20 Mark Wielaard <mark@klomp.org>
1046 * libdwP.h (struct Dwarf_CU): Add sec_idx field.
1047 (cu_sec_idx): Return cu->sec_idx.
1048 * libdw_findcu.c (__libdw_intern_next_unit): Set cu sec_idx to
1049 IDX_debug_info or IDX_debug_types.
1050 * dwarf_begin_elf.c (valid_p): Set fake_loc_cu->sec_idx to
1052 * dwarf_getmacros.c (read_macros): Set fake_cu->sec_idx to
1053 IDX_debug_macro or IDX_debug_macinfo.
1055 2017-12-12 Mark Wielaard <mark@klomp.org>
1057 * dwarf_aggregate_size.c (dwarf_aggregate_size): Don't peel the
1058 given DIE. Reserve memory for a new DIE first.
1060 2017-12-11 Dima Kogan <dima@secretsauce.net>
1062 * dwarf_aggregate_size.c (array_size): Handle multi-dimensional
1065 2017-11-03 Mark Wielaard <mark@klomp.org>
1067 * dwarf_getlocation.c (__libdw_intern_expression): Handle
1068 DW_OP_GNU_variable_value.
1069 * dwarf_getlocation_attr.c (dwarf_getlocation_attr): Likewise.
1070 * dwarf_getlocation_die.c (dwarf_getlocation_die): Likewise.
1072 2017-11-03 Mark Wielaard <mark@klomp.org>
1074 * dwarf_getlocation.c (attr_ok): Always accept DW_FORM_exprloc.
1075 Update list of acceptable attribute codes based on DWARF5.
1077 2017-11-03 Mark Wielaard <mark@klomp.org>
1079 * dwarf.h: Add DW_OP_GNU_variable_value.
1081 2017-10-03 Mark Wielaard <mark@klomp.org>
1083 * libdw.h: Define LIBDW_CIE_ID and use it in dwarf_cfi_cie_p.
1085 2017-08-18 Ulf Hermann <ulf.hermann@qt.io>
1087 * memory-access.h: Use attribute_packed.
1089 2017-02-27 Ulf Hermann <ulf.hermann@qt.io>
1091 * libdwP.h: Use attribute_hidden.
1092 * libdw_alloc.c: Likewise.
1094 2017-02-27 Ulf Hermann <ulf.hermann@qt.io>
1096 * Makefile.am: Use fpic_CFLAGS and dso_LDFLAGS.
1098 2017-07-26 Mark Wielaard <mark@klomp.org>
1100 * dwarf.h: Add DW_MACRO_* and compat defines for DW_MACRO_GNU_*.
1101 * dwarf_getmacros.c (get_table_for_offset): Accept either version
1102 4 or 5. Use DW_MACRO names instead of DW_MACRO_GNU names.
1103 (read_macros): Use table version for fake_cu.
1105 2017-07-26 Mark Wielaard <mark@klomp.org>
1107 * dwarf_peel_type.c (dwarf_peel_type): Handle DW_TAG_immutable_type,
1108 DW_TAG_packed_type and DW_TAG_shared_type.
1109 * libdw.h (dwarf_peel_type): Extend documentation.
1111 2017-07-26 Mark Wielaard <mark@klomp.org>
1113 * dwarf.h: Add DW_DEFAULTED_no, DW_DEFAULTED_in_class and
1114 DW_DEFAULTED_out_of_class.
1116 2017-07-26 Mark Wielaard <mark@klomp.org>
1118 * dwarf.h: Add DW_CC_pass_by_reference and DW_CC_pass_by_reference.
1120 2017-07-26 Mark Wielaard <mark@klomp.org>
1122 * dwarf_default_lower_bound.c: New file.
1123 * Makefile.am (libdw_a_SOURCES): Add dwarf_default_lower_bound.c.
1124 * dwarf_aggregate_size.c (array_size): Use dwarf_default_lower_bound.
1125 * dwarf_error.c (errmsgs): Add DWARF_E_UNKNOWN_LANGUAGE.
1126 * libdw.h: Add dwarf_default_lower_bound.
1127 * libdw.map (ELFUTILS_0.170): Add dwarf_default_lower_bound.
1128 * libdwP.h: Add DWARF_E_UNKNOWN_LANGUAGE and
1129 dwarf_default_lower_bound INTDECL.
1131 2017-07-26 Mark Wielaard <mark@klomp.org>
1133 * dwarf.h: Add DW_LANG_OpenCL, DW_LANG_Modula3,
1134 DW_LANG_C_plus_plus_03, DW_LANG_OCaml, DW_LANG_Rust, DW_LANG_Swift,
1135 DW_LANG_Julia, DW_LANG_Dylan, DW_LANG_RenderScript, DW_LANG_BLISS.
1136 * dwarf_aggregate_size.c (array_size): Add lower bound for
1137 DW_LANG_C_plus_plus_03, DW_LANG_Python, DW_LANG_OpenCL,
1138 DW_LANG_Haskell, DW_LANG_OCaml, DW_LANG_Rust, DW_LANG_Swift,
1139 DW_LANG_Dylan, DW_LANG_RenderScript, DW_LANG_Modula3,
1140 DW_LANG_Julia and DW_LANG_BLISS.
1142 2017-07-26 Mark Wielaard <mark@klomp.org>
1144 * dwarf.h: Add DW_ATE_UCS and DW_ATE_ASCII.
1146 2017-07-25 Mark Wielaard <mark@klomp.org>
1148 * dwarf.h: Add DW_TAG_coarray_type, DW_TAG_generic_subrange,
1149 DW_TAG_dynamic_type, DW_TAG_call_site, DW_TAG_call_site_parameter,
1150 DW_TAG_skeleton_unit, DW_TAG_immutable_type. Add reserved comments
1151 for currently unused numbers.
1153 2017-07-25 Mark Wielaard <mark@klomp.org>
1155 * dwarf.h (DWARF attributes enum): Remove DW_AT_subscr_data,
1156 DW_AT_element_list and DW_AT_member. Add DWARF5 attribute constants.
1157 (DW_AT_subscr_data, DW_AT_element_list, DW_AT_member): New defines.
1159 2017-07-21 Mark Wielaard <mark@klomp.org>
1161 * dwarf_line_file.c: New file.
1162 * Makefile.am (libdw_a_SOURCES): Add dwarf_line_file.c.
1163 * libdw.h (dwarf_line_file): New function declaration.
1164 * libdw.map (ELFUTILS_0.170): New. Add dwarf_line_file.
1166 2017-02-17 Ulf Hermann <ulf.hermann@qt.io>
1168 * Makefile.am: Add libdw_so_LIBS to specify the archives libdw is is
1169 made of, libdw_so_DEPS for libraries it depends on (including
1170 libeu.a), libdw_so_LDLIBS to specify libraries libdw links against.
1171 (libdw.so$(EXEEXT)): Add $(libdw_so_LDLIBS), remove enumeration of
1172 library dependencies, use libdw_so_LIBS rather than relying on the
1173 order of dependencies specified, add -z,relro.
1175 2017-04-20 Ulf Hermann <ulf.hermann@qt.io>
1177 * libdw.h: Remove attribute macro declarations and use
1178 __noreturn_attribute__ as defined in libelf.h.
1180 2017-04-20 Ulf Hermann <ulf.hermann@qt.io>
1182 * dwarf_begin_elf.c: Include endian.h.
1184 2017-03-30 Mark Wielaard <mjw@redhat.com>
1186 * dwarf_peel_type.c (dwarf_peel_type): Call dwarf_attr_integrate on
1189 2016-10-22 Mark Wielaard <mjw@redhat.com>
1191 * dwarf.h: Correct spelling of DW_LANG_PLI. Add compatibility define.
1192 * dwarf_aggregate_size.c (array_size): Use correct spelling of
1195 2016-11-02 Mark Wielaard <mjw@redhat.com>
1197 * cfi.c (execute_cfi): Add fallthrough comments.
1198 * encoded-value.h (encoded_value_size): Add explicit return instead
1199 of relying on fallthrough.
1200 * dwfl_report_elf.c (__libdwfl_elf_address_range): Add fallthrough
1203 2016-10-11 Akihiko Odaki <akihiko.odaki.4i@stu.hosei.ac.jp>
1205 * dwarf_getpubnames.c: Remove sys/param.h include, add system.h.
1206 * libdw_alloc.c: Likewise.
1208 2016-07-08 Mark Wielaard <mjw@redhat.com>
1210 * libdw.map (ELFUTILS_0.167): New. Add dwelf_strtab_init,
1211 dwelf_strtab_add, dwelf_strtab_add_len, dwelf_strtab_finalize,
1212 dwelf_strent_off, dwelf_strent_str and dwelf_strtab_free.
1214 2016-02-13 Mark Wielaard <mjw@redhat.com>
1216 * dwarf_getsrclines.c (read_srclines): Calculate ndirs first, then
1219 2015-12-18 Mark Wielaard <mjw@redhat.com>
1221 * libdwP.h (struct Dwarf): Remove sectiondata_gzip_mask.
1222 (__libdw_free_zdata): Remove.
1223 * dwarf_begin_elf.c (inflate_section): Remove.
1224 (check_section): Remove __libdw_free_zdata calls. Use elf_compress
1225 and elf_compress_gnu to decompress if necessary.
1226 (valid_p): Remove __libdw_free_zdata calls.
1227 (scngrp_read): Use elf_compress if section is compressed. Remove
1228 __libdw_free_zdata calls.
1229 * dwarf_end.c (__libdw_free_zdata): Remove.
1230 (dwarf_end): Don't call __libdw_free_zdata.
1232 2015-10-28 Mark Wielaard <mjw@redhat.com>
1234 * libdw.map (ELFUTILS_0.165): New. Add dwelf_scn_gnu_compressed_size.
1236 2015-12-02 Mark Wielaard <mjw@redhat.com>
1238 * fde.c (intern_fde): Don't leak duplicate FDEs.
1240 2015-12-01 Mark Wielaard <mjw@redhat.com>
1242 * fde.c (intern_fde): Don't intern an fde that doesn't cover a
1245 2015-12-01 Mark Wielaard <mjw@redhat.com>
1247 * dwarf_end.c (dwarf_end): Call cu_free on fake_loc_cu if it exists.
1249 2015-10-14 Chih-Hung Hsieh <chh@google.com>
1251 * dwarf_entry_breakpoints.c (dwarf_entry_breakpoints): Move recursive
1252 functions 'add_bkpt', 'entrypc_bkpt', and 'search_range' to file scope.
1254 2015-10-14 Chih-Hung Hsieh <chh@google.com>
1256 * libdw_visit_scopes.c (__libdw_visit_scopes): Move recursive nested
1257 function 'walk_children' to file scope; inline 'recurse' at its call
1260 2015-10-19 Mark Wielaard <mjw@redhat.com>
1262 * frame-cache.c (__libdw_destroy_frame_cache): Call ebl_closebackend
1265 2015-10-16 Dmitry V. Levin <ldv@altlinux.org>
1267 * dwarf_getsrclines.c (read_srclines): Initialize state early.
1269 2015-10-13 Chih-Hung Hsieh <chh@google.com>
1271 * dwarf_getsrclines.c (read_srclines): Move nested functions
1272 'advance_pc' and 'add_new_line' to file scope and keep many
1273 local state variables within one structure.
1275 2015-10-13 Chih-Hung Hsieh <chh@google.com>
1277 * dwarf_getscopevar.c (dwarf_getscopevar): Move nested
1278 function 'file_matches' to file scope.
1280 2015-10-16 Mark Wielaard <mjw@redhat.com>
1282 * Makefile.am (libdw.so): Add -lz.
1284 2015-10-14 Chih-Hung Hsieh <chh@google.com>
1286 * cfi.c (execute_cfi): Move nested functions 'enough_registers'
1287 and 'require_cfa_offset' to file scope.
1289 2015-10-09 Josh Stone <jistone@redhat.com>
1291 * dwarf_begin.c (dwarf_begin): Replace stat64 and fstat64 with stat
1294 2015-10-05 Josh Stone <jistone@redhat.com>
1296 * Makefile.am (libdw.so): Add AM_V_CCLD and AM_V_at silencers.
1298 2015-09-24 Jose E. Marchesi <jose.marchesi@oracle.com>
1300 * Makefile.am (AM_CFLAGS): Use -fPIC instead of -fpic to avoid
1301 relocation overflows in some platforms.
1303 2015-09-23 Mark Wielaard <mjw@redhat.com>
1305 * dwarf_error.c (__libdw_seterrno): Mark as internal_function.
1306 * dwarf_formref.c (__libdw_formref): Likewise.
1307 * libdw_findcu.c (__libdw_findcu): Likewise.
1308 * libdw_visit_scopes.c (__libdw_visit_scopes): Likewise.
1310 2015-09-22 Mark Wielaard <mjw@redhat.com>
1312 * *.c: Remove old-style function definitions.
1314 2015-09-15 Mark Wielaard <mjw@redhat.com>
1316 * dwarf_peel_type.c (dwarf_peel_type): Don't reassign result pointer.
1318 2015-09-09 Chih-Hung Hsieh <chh@google.com>
1320 * dwarf_macro_getsrcfiles.c (dwarf_macro_getsrcfiles): Remove
1321 redundant NULL tests on parameters declared with __nonnull_attribute__.
1322 * dwarf_siblingof.c (dwarf_siblingof): Likewise.
1323 * libdw_visit_scopes.c (__libdw_visit_scopes): Likewise.
1325 2015-09-04 Chih-Hung Hsieh <chh@google.com>
1326 Mark Wielaard <mjw@redhat.com>
1328 * dwarf_getlocation.c (getlocations_addr): Replace K&R function
1329 definition with ansi-C definition and add const qualifier to
1332 2015-09-04 Chih-Hung Hsieh <chh@google.com>
1334 * libdw_findcu.c (__libdw_intern_next_unit): Replace K&R function
1335 definition with ansi-C definitions.
1336 (__libdw_findcu): Likewise.
1338 2015-08-25 Mark Wielaard <mjw@redhat.com>
1340 * dwarf.h: Add DW_LANG_Haskell.
1342 2015-06-18 Mark Wielaard <mjw@redhat.com>
1344 * dwarf_begin_elf.c (dwarf_begin_elf): Assert page size is big enough
1347 2015-06-18 Mark Wielaard <mjw@redhat.com>
1349 * dwarf_getpubnames.c (get_offsets): Always free mem on error.
1351 2015-06-18 Mark Wielaard <mjw@redhat.com>
1353 * dwarf_getmacros.c (get_macinfo_table): Return NULL when
1354 dwarf_formudata reports an error.
1355 (get_table_for_offset): Likewise.
1357 2015-06-08 Mark Wielaard <mjw@redhat.com>
1359 * dwarf_getsrclines.c (read_srclines): Initialize dirarray early.
1361 2015-06-06 Mark Wielaard <mjw@redhat.com>
1363 * dwarf_getsrclines.c (read_srclines): Initialize filelist early.
1365 2015-05-27 Mark Wielaard <mjw@redhat.com>
1367 * encoded-value.h (read_encoded_value): Check data d_size contains
1368 at least enough data to hold a pointer for DW_EH_PE_indirect.
1370 2015-05-22 Mark Wielaard <mjw@redhat.com>
1372 * dwarf_getsrclines.c (read_srclines): Limit stack usage of lines
1373 with MAX_STACK_LINES, files with MAX_STACK_LINES and dirs with
1374 MAX_STACK_DIRS. Calculate number of dirs needed first, then
1375 create dirarray directly, without needing the next field. Free
1376 not stack allocated lines and files at the end.
1378 2015-05-19 Mark Wielaard <mjw@redhat.com>
1380 * dwarf_getlocation.c (__libdw_intern_expression): Create a stack
1381 allocated array to hold locs. Allocate locs bigger than the array
1382 with malloc and free them when done.
1384 2015-05-11 Jonathan Lebon <jlebon@redhat.com>
1386 * libdwP.h (DWARF_E_COMPRESSED_ERROR): New enumerator.
1387 * dwarf_error.c (errmsgs): Add DWARF_E_COMPRESSED_ERROR message.
1388 * dwarf_begin_elf.c (inflate_section): New static function, lifted
1390 (check_section): ... here. Call inflate_section, set libdw errno to
1391 DWARF_E_COMPRESSED_ERROR if .debug_info section couldn't be inflated.
1393 2015-05-11 Jonathan Lebon <jlebon@redhat.com>
1395 * dwarf_begin_elf.c (check_section): Add compressed flag. Always
1396 check for .zdebug sections. Only wrap decompression in #if USE_ZLIB.
1398 2015-05-06 Mark Wielaard <mjw@redhat.com>
1400 * dwarf_getsrclines.c (read_srclines): Use an int64_t to store and
1401 check the line number.
1403 2015-05-05 Mark Wielaard <mjw@redhat.com>
1405 * dwarf_getaranges.c (dwarf_getaranges): Check there is enough data
1406 left before reading values.
1408 2015-05-04 Anthony G. Basile <blueness@gentoo.org>
1410 * Makefile.am (libdw_so_SOURCES): Append $(argp_LDADD) to link
1413 2015-04-22 Mark Wielaard <mjw@redhat.com>
1415 * memory-access.h (__libdw_max_len_leb128): Take type_len as argument.
1416 (__libdw_max_len_uleb128): New function.
1417 (__libdw_max_len_sleb128): Likewise.
1418 (__libdw_get_uleb128): Use __libdw_max_len_uleb128.
1419 (__libdw_get_sleb128): Use __libdw_max_len_sleb128.
1421 2015-04-21 Mark Wielaard <mjw@redhat.com>
1423 * dwarf_getmacros.c (read_macros): Allocate attributes dynamically
1424 when there are more than 8.
1426 2015-04-01 Petr Machata <pmachata@redhat.com>
1428 * libdwP.h (DWARF_E_NOT_CUDIE): New enumerator.
1429 (is_cudie): New function.
1430 * dwarf_error.c (errmsgs): Add message for DWARF_E_NOT_CUDIE.
1431 * dwarf_getsrcfiles.c (dwarf_getsrcfiles): Call is_cudie instead
1432 of white-listing valid tags.
1433 * dwarf_getsrclines.c (dwarf_getsrclines): Likewise.
1435 2015-03-18 Petr Machata <pmachata@redhat.com>
1437 * Makefile.am (pkginclude_HEADERS): Add known-dwarf.h.
1438 (EXTRA_DIST): Remove known-dwarf.h.
1440 2015-02-09 Mark Wielaard <mjw@redhat.com>
1442 * dwarf.h: Add DW_LANG_Fortran03 and DW_LANG_Fortran08.
1443 * dwarf_aggregate_size.c (array_size): Recognize array lower bound
1444 for new Fortran language codes is 1.
1446 2015-02-09 Mark Wielaard <mjw@redhat.com>
1448 * dwarf.h: Add DW_TAG_atomic_type.
1449 * libdw.h (dwarf_peel_type): Document DW_TAG_atomic_type.
1450 * dwarf_peel_type.c (dwarf_peel_type): Handle DW_TAG_atomic_type.
1452 2015-02-11 Josh Stone <jistone@redhat.com>
1454 * encoded-value.h (read_encoded_value): Initialize value.
1456 2015-02-11 Petr Machata <pmachata@redhat.com>
1458 * dwarf_ranges.c (dwarf_ranges): Do not bail out when neither
1459 DW_AT_entry_pc nor DW_AT_low_pc are available. Instead remember
1460 the fact in *BASEP and bail out later if it hasn't been updated by
1461 __libdw_read_begin_end_pair_inc.
1463 2014-12-24 Mark Wielaard <mjw@redhat.com>
1465 * dwarf_getsrc_die.c (dwarf_getsrc_die): Return the last line record
1466 smaller than or equal to addr, rather than returning immediately on
1469 2015-01-07 Mark Wielaard <mjw@redhat.com>
1471 * cfi.h (struct Dwarf_CFI_s): Add search_table_len.
1472 * dwarf_getcfi_elf.c (getcfi_gnu_eh_frame): Check there is enough
1473 room in the search table for all entries. Store search_table_len.
1474 (getcfi_scn_eh_frame): Likewise.
1475 * encoded-value.h (encoded_value_size): Don't abort, return zero.
1476 (__libdw_cfi_read_address_inc): Check there is enough room to read
1477 values. Pass other byte order to read functions.
1478 (read_encoded_value): Check encoded_value_size. Don't abort, but
1479 set libdw errno and report failure. Check there is enough room to
1481 * fde.c (binary_search_fde): Check encoded value size. Add hdr
1482 data buf and size to dummy_cfi.
1484 2015-01-04 Mark Wielaard <mjw@redhat.com>
1486 * dwarf_siblingof.c (dwarf_siblingof): Check sibling attribute
1487 is after current DIE.
1489 2015-01-04 Mark Wielaard <mjw@redhat.com>
1491 * cfi.c (enough_registers): Check reg < INT32_MAX / sizeof
1492 (dwarf_frame_register).
1494 2015-01-02 Mark Wielaard <mjw@redhat.com>
1496 * dwarf_getcfi_elf.c (parse_eh_frame_hdr): Add size check.
1497 (getcfi_gnu_eh_frame): Remove size check. Check d_buf is not NULL.
1498 (getcfi_scn_eh_frame): Check d_buf is not NULL.
1500 2015-01-02 Mark Wielaard <mjw@redhat.com>
1502 * dwarf_getlocation.c (__libdw_intern_expression): Check dbg is not
1503 NULL for DW_OP_call_ref and DW_OP_GNU_implicit_pointer. For
1504 DW_OP_addr if dbg is NULL then read argument directly.
1506 2015-01-14 Jason P. Leasure <jpleasu@super.org>
1508 * dwarf_formref_die.c (dwarf_formref_die): Offset is cu->type_offset
1511 2014-12-27 Mark Wielaard <mjw@redhat.com>
1513 * dwarf_siblingof.c (dwarf_siblingof): Check sibling attribute offset
1514 still falls inside CU data.
1516 2015-01-11 Mark Wielaard <mjw@redhat.com>
1518 * dwarf_func_inline.c (dwarf_func_inline_instances): Call
1519 __libdw_visit_scopes with NULL imports.
1520 * dwarf_getfuncs.c (dwarf_getfuncs): Likewise.
1521 * dwarf_getscopes.c (pc_record): Likewise.
1522 (dwarf_getscopes): Likewise.
1523 * dwarf_getscopes_die.c (dwarf_getscopes_die): Likewise.
1524 * libdwP.h (__libdw_visit_scopes): Add imports argument.
1525 * libdw_visit_scopes.c (__libdw_visit_scopes): Likewise. Add new
1526 function imports_contains. Push and pop imports around walk_children
1527 when processing DW_TAG_imported_unit.
1529 2014-12-18 Ulrich Drepper <drepper@gmail.com>
1531 * Makefile.am: Suppress output of textrel_check command.
1533 2014-12-16 Mark Wielaard <mjw@redhat.com>
1535 * dwarf_getsrclines.c (read_srclines): Check diridx is valid under
1538 2014-12-16 Mark Wielaard <mjw@redhat.com>
1540 * dwarf_getpubnames.c (dwarf_getpubnames): Make sure there is enough
1541 space to read die offset.
1543 2014-12-16 Mark Wielaard <mjw@redhat.com>
1545 * dwarf_getsrclines.c (read_srclines): Correct overflow check for
1548 2014-12-15 Mark Wielaard <mjw@redhat.com>
1550 * dwarf_getpubnames.c (get_offsets): Make sure whole unit fall inside
1551 section data. Set error to DWARF_E_NO_ENTRY if cnt is zero.
1552 (dwarf_getpubnames): Make sure section data contains string zero
1555 2014-12-16 Mark Wielaard <mjw@redhat.com>
1557 * memory-access.h (__libdw_get_sleb128): Unroll the first step to help
1558 the compiler optimize for the common single-byte case.
1560 2014-12-15 Josh Stone <jistone@redhat.com>
1562 * memory-access.h (__libdw_max_len_leb128): New.
1563 (__libdw_get_uleb128): Use __libdw_max_len_leb128.
1564 (__libdw_get_sleb128): Likewise.
1566 2014-12-14 Mark Wielaard <mjw@redhat.com>
1568 * cfi.c (execute_cfi): Add program bounds checks.
1569 * dwarf_child.c (__libdw_find_attr): Add attrp bounds checks.
1570 * dwarf_formblock.c (dwarf_formblock): Call get_uleb128 with endp.
1571 * dwarf_formref.c (__libdw_formref): Add datap bounds checks.
1572 * dwarf_formsdata.c (dwarf_formsdata): Likewise.
1573 * dwarf_formudata.c (dwarf_formudata): Likewise.
1574 * dwarf_frame_register.c (dwarf_frame_register): Call get_uleb128
1575 with end of data buf.
1576 * dwarf_getabbrev.c (__libdw_getabbrev): Add abbrevp bounds checks.
1577 * dwarf_getabbrevattr.c (dwarf_getabbrevattr): Assume get_uleb128
1578 call gets enough data.
1579 * dwarf_getattrs,c (dwarf_getattrs): Call get_uleb128 with endp.
1580 * dwarf_getlocation.c (store_implicit_value): Call get_uleb128
1582 (__libdw_intern_expression): Call get_uleb128/get_sleb128 with
1584 * dwarf_getmacros.c (get_table_for_offset): Add nforms bounds check.
1585 * dwarf_getsrclines.c (read_srclines): Bounds check linep and call
1586 get_uleb128 with lineendp.
1587 * dwarf_hasattr.c (dwarf_hasattr): Bounds check attrp and call
1588 get_uleb128 with endp.
1589 * dwarf_next_cfi.c (dwarf_next_cfi): Bounds check bytes and call
1590 get_uleb128/get_sleb128 with limit.
1591 * encoded-value.h (read_encoded_value): Assume get_uleb128 and
1592 get_sleb128 get called with enough data.
1593 * fde.c (intern_fde): Call get_uleb128 with instructions_end.
1594 * libdwP.h (__libdw_dieabbrev): Call get_uleb128 with die->cu->endp.
1595 * libdw_form.c (__libdw_form_val_compute_len): Call get_uleb128 with
1597 * memory-access.h (__libdw_get_uleb128): Take an extra endp.
1598 Don't call get_uleb128_step if out of data.
1599 (__libdw_get_sleb128): Likewise for get_sleb128_step.
1601 2014-12-12 Mark Wielaard <mjw@redhat.com>
1603 * libdwP.h (struct Dwarf): Add fake_loc_cu.
1605 (DIE_OFFSET_FROM_CU_OFFSET): Don't use cu_data, use cu_sec_idx.
1606 (__libdw_form_val_compute_len): Drop dbg and endp arguments.
1607 (__libdw_form_val_len): Likewise.
1608 * libdw_form.c (__libdw_form_val_compute_len): Likewise.
1609 * libdw_findcu.c (__libdw_intern_next_unit): Don't use cu_data, use
1610 the already found data buffer directly.
1611 * dwarf_begin_elf.c (valid_p): Setup fake_loc_cu.
1612 * dwarf_end.c (dwarf_end): Free fake_loc_cu.
1613 * dwarf_child.c (__libdw_find_attr): Call __libdw_form_val_len with
1615 * dwarf_getattrs.c (dwarf_getattrs): Likewise.
1616 * dwarf_formblock.c (dwarf_formblock): Add bounds checking.
1617 * dwarf_getlocation_attr.c (attr_form_cu): New function.
1618 (dwarf_getlocation_attr): Use attr_form_cu to set result->cu.
1619 (getlocation): Handle empty blocks immediately.
1620 * dwarf_getlocation_implicit_pointer.c (empty_cu): New static var.
1621 (__libdw_empty_loc_attr): Drop cu argument, use empty_cu.
1622 (dwarf_getlocation_implicit_pointer): Call __libdw_empty_loc_attr with
1624 * dwarf_getmacros.c (read_macros): Also setup startp and endp for
1625 fake_cu. Call __libdw_form_val_len with just fake_cu.
1626 * dwarf_formref_die.c (dwarf_formref_die): Don't use cu_data, get
1627 datap and size directly from cu startp and endp.
1629 2014-12-11 Mark Wielaard <mjw@redhat.com>
1631 * libdw_findcu.c (__libdw_intern_next_unit): Sanity check offset.
1633 2014-12-13 Mark Wielaard <mjw@redhat.com>
1635 * dwarf_getaranges.c (compare_aranges): Make sure Dwarf_Addr
1636 difference doesn't wrap around before returning as int.
1638 2014-12-11 Josh Stone <jistone@redhat.com>
1640 * dwarf_getsrclines.c (struct linelist): Add sequence.
1641 (compare_lines): Take linelists, and break ties by sequence.
1642 (read_srclines): Use linelists for sorting.
1643 (read_srclines::add_new_line): Set sequence.
1645 2014-12-10 Josh Stone <jistone@redhat.com>
1647 * libdwP.h (Dwarf_CU): Add startp and endp boundaries.
1648 * libdw_findcu.c (__libdw_intern_next_unit): Set startp and endp.
1649 * dwarf_child.c (dwarf_child): Use cu->endp.
1650 * dwarf_cuoffset.c (dwarf_cuoffset): Use cu->startp.
1651 * dwarf_dieoffset.c (dwarf_dieoffset): Use cu->startp.
1652 * dwarf_siblingof.c (dwarf_siblingof): Use both.
1654 2014-12-10 Josh Stone <jistone@redhat.com>
1656 * dwarf_hasattr.c (dwarf_hasattr): Just walk abbrev for presence.
1658 2014-12-10 Josh Stone <jistone@redhat.com>
1660 * libdwP.h (__libdw_dieabbrev): New die->abbrev lookup function.
1661 * dwarf_child.c (__libdw_find_attr, dwarf_child): Use it.
1662 * dwarf_getattrs.c (dwarf_getattrs): Likewise.
1663 * dwarf_haschildren.c (dwarf_haschildren): Likewise.
1664 * dwarf_tag.c (dwarf_tag): Likewise.
1666 2014-12-04 Mark Wielaard <mjw@redhat.com>
1668 * libdwP.h (__libdw_form_val_compute_len): Add endp argument.
1669 (__libdw_form_val_len): Likewise and check len doesn't overflow.
1670 * libdw_form.c (__libdw_form_val_compute_len): Likewise.
1671 * dwarf_child.c (__libdw_find_attr): Call __libdw_form_val_len
1673 * dwarf_getattrs.c (dwarf_getattrs): Likewise.
1674 * dwarf_getmacros.c (read_macros): Likewise and check for errors.
1676 2014-12-02 Petr Machata <pmachata@redhat.com>
1678 * dwarf_getmacros.c (token_from_offset, offset_from_token): New
1680 (do_dwarf_getmacros_die): Merge into dwarf_getmacros.
1681 * libdw.h (DWARF_GETMACROS_START): New macro.
1683 2014-11-27 Mark Wielaard <mjw@redhat.com>
1685 * Makefile.am (libdw.so): Use textrel_check.
1687 2014-11-27 Mark Wielaard <mjw@redhat.com>
1689 * dwarf_getcfi_elf.c (getcfi_gnu_eh_frame): Initialize
1690 search_table_entries and search_table_encoding.
1692 2014-11-24 Mark Wielaard <mjw@redhat.com>
1694 * dwarf_getsrclines.c (read_srclines): Check line_range is not zero
1697 2014-11-23 Mark Wielaard <mjw@redhat.com>
1699 * dwarf_attr.c (dwarf_attr): Check __libdw_find_attr return value.
1700 * dwarf_hasattr.c (dwarf_hasattr): Likewise.
1701 * dwarf_siblingof.c (dwarf_siblingof): Likewise.
1703 2014-11-23 Mark Wielaard <mjw@redhat.com>
1705 * dwarf_getabbrev.c (__libdw_getabbrev): Don't assert on bad DWARF.
1706 Set libdw errno and return NULL.
1708 2014-11-24 Mark Wielaard <mjw@redhat.com>
1710 * dwarf.h (DW_LANG_C_plus_plus_11): Added.
1711 (DW_LANG_C11): Likewise.
1712 (DW_LANG_C_plus_plus_14): Likewise.
1713 * dwarf_aggregate_size.c (array_size): Handle DW_LANG_C11,
1714 DW_LANG_C_plus_plus_11, DW_LANG_C_plus_plus_14 and DW_LANG_Go
1716 * dwarf_getfuncs.c (dwarf_getfuncs): Set c_cu to true for
1719 2014-11-26 Mark Wielaard <mjw@redhat.com>
1721 * dwarf.h (DW_AT_noreturn): Added.
1723 2014-11-11 Mark Wielaard <mjw@redhat.com>
1725 * dwarf_getsrclines.c (read_srclines): Do address_size comparison
1726 explicitly as uint8_t.
1727 (__libdw_getsrclines): Add internal_function to declaration.
1729 2014-09-10 Petr Machata <pmachata@redhat.com>
1731 * dwarf_macro_getparamcnt.c: New file.
1732 * dwarf_macro_param.c: New file.
1733 * dwarf_macro_getsrcfiles.c: New file.
1734 * Makefile.am (libdw_a_SOURCES): Add the new files.
1735 * libdwP.h (struct files_lines_s): New structure.
1736 (DWARF_E_INVALID_OPCODE): New enumerator.
1737 (struct Dwarf): New fields macro_ops, files_lines.
1738 (Dwarf_Macro_Op_Proto, Dwarf_Macro_Op_Table): New structures for
1739 keeping macro opcode prototypes in.
1740 (Dwarf_Macro_s): Redefine from scratch.
1741 (__libdw_getsrclines, __libdw_getcompdir, libdw_macro_nforms): New
1742 internal interfaces.
1743 * dwarf_error.c (errmsgs): Add a message for
1744 DWARF_E_INVALID_OPCODE.
1745 * dwarf_end.c (dwarf_end): Destroy struct Dwarf.macro_ops and
1747 * libdw.h (dwarf_getmacros_off, dwarf_macro_getparamcnt)
1748 (dwarf_macro_getsrcfiles, dwarf_macro_param): New public
1750 * dwarf_getmacros.c (dwarf_getmacros_off): New function,
1751 (get_offset_from, macro_op_compare, build_table)
1752 (init_macinfo_table, get_macinfo_table, get_table_for_offset)
1753 (cache_op_table, read_macros, gnu_macros_getmacros_off)
1754 (macro_info_getmacros_off, do_dwarf_getmacros_die): New helper
1756 (dwarf_getmacros): Adjust to dispatch to the new interfaces.
1757 * dwarf_getsrclines.c (read_srclines): New function with guts
1758 taken from dwarf_getsrclines.
1759 (__libdw_getsrclines): Likewise.
1760 (__libdw_getcompdir, files_lines_compare): New functions.
1761 (dwarf_getsrclines): Make it dispatch to the new interfaces.
1762 * dwarf_macro_param1.c (dwarf_macro_param1): Adjust to dispatch to
1764 * dwarf_macro_param2.c (dwarf_macro_param2): Likewise.
1765 * libdw.map (ELFUTILS_0.161): New. Add dwarf_getmacros_off,
1766 dwarf_macro_getsrcfiles, dwarf_macro_getparamcnt, dwarf_macro_param.
1768 2014-10-06 Mark Wielaard <mjw@redhat.com>
1770 * Makefile.am (libdw_a_SOURCES): Add dwarf_peel_type.c.
1771 * dwarf_aggregate_size.c (get_type): Use dwarf_peel_type.
1772 (aggregate_size): Likewise. Add old and new version.
1773 * dwarf_peel_type.c: New file.
1774 * libdw.h (dwarf_peel_type): New function declaration.
1775 * libdwP.h (dwarf_peel_type): New internal declaration.
1776 * libdw.map (ELFUTILS_0.161): New section.
1778 2014-10-15 Petr Machata <pmachata@redhat.com>
1780 * libdwP.h (struct Dwarf_Files_s.cu): Drop field.
1781 * dwarf_getsrclines.c (dwarf_getsrclines): Don't set it.
1783 2014-10-05 Mark Wielaard <mjw@redhat.com>
1785 * dwarf.h: Add DW_AT_GNU_deleted.
1787 2014-10-02 Mark Wielaard <mjw@redhat.com>
1789 * dwarf_aggregate_size.c (aggregate_size): Return CU address_size
1790 for sizeless DW_TAG_pointer_type, DW_TAG_reference_type or
1791 DW_TAG_rvalue_reference_type.
1793 2014-09-12 Petr Machata <pmachata@redhat.com>
1795 * memory-access.h (read_ubyte_unaligned_inc): Allow only 4- and
1796 8-byte quantities. Consequently, rename to...
1797 (read_addr_unaligned_inc): ... this.
1798 (read_sbyte_unaligned_inc, read_ubyte_unaligned): Drop.
1799 (read_sbyte_unaligned): Drop.
1801 2014-09-10 Petr Machata <pmachata@redhat.com>
1803 * dwarf_getlocation.c (attr_ok): Also accept
1804 DW_AT_GNU_call_site_value, DW_AT_GNU_call_site_data_value,
1805 DW_AT_GNU_call_site_target, DW_AT_GNU_call_site_target_clobbered.
1807 2014-08-15 Mark Wielaard <mjw@redhat.com>
1809 * dwarf_cu_die.c: New file.
1810 * Makefile.am (libdw_a_SOURCES): Add dwarf_cu_die.c.
1811 * libdw.h (dwarf_cu_die): New function declaration.
1812 * libdw.map (ELFUTILS_0.160): Add dwarf_cu_die.
1814 2014-08-15 Mark Wielaard <mjw@redhat.com>
1816 * dwarf_cu_getdwarf.c: New file.
1817 * Makefile.am (libdw_a_SOURCES): Add dwarf_cu_getdwarf.c.
1818 * libdw.h (Dwarf_CU): New typedef.
1819 (dwarf_cu_getdwarf): New function declaration.
1820 * libdw.map (ELFUTILS_0.160): New. Add dwarf_cu_getdwarf.
1822 2014-06-18 Mark Wielaard <mjw@redhat.com>
1824 * dwarf.h: Remove DW_TAG_mutable_type.
1826 2014-05-02 Mark Wielaard <mjw@redhat.com>
1828 * libdwP.h (__check_build_id): Removed now unused.
1830 2014-05-01 Mark Wielaard <mjw@redhat.com>
1832 * libdwP.h (struct Dwarf): Remove free_alt.
1833 * dwarf_end.c (dwarf_end): Don't check free_alt, don't end alt_dwarf.
1834 * dwarf_setalt.c (dwarf_setalt): Don't check or set free_alt.
1836 2014-04-30 Mark Wielaard <mjw@redhat.com>
1838 * libdw.map (ELFUTILS_0.159): Add dwelf_elf_gnu_build_id.
1840 2014-04-15 Florian Weimer <fweimer@redhat.com>
1842 * dwarf_begin_elf.c (__check_build_id, try_debugaltlink)
1843 (open_debugaltlink): Move to libdwfl.
1844 (check_section): Do not locate alternate debuginfo.
1846 2014-04-24 Florian Weimer <fweimer@redhat.com>
1848 * libdw.map (ELFUTILS_0.159): Export dwelf_dwarf_gnu_debugaltlink.
1850 2014-04-22 Florian Weimer <fweimer@redhat.com>
1852 * dwarf_getalt.c, dwarf_setalt.c: New files.
1853 * Makefile.am (libdw_a_SOURCES): Add them.
1854 * libdw.h (dwarf_getalt, dwarf_setalt): Add function declarations.
1855 * libdwP.h (dwarf_getalt, dwarf_setalt): Add internal function
1857 * libdw.map (ELFUTILS_0.159): Export the two new functions.
1859 2014-04-15 Florian Weimer <fweimer@redhat.com>
1861 * libdwP.h (enum IDX_gnu_debugaltlink): New.
1862 * dwarf_begin_elf.c (dwarf_scnnames): Increase string size and add
1864 (check_section): Obtain .gnu_debugaltlink section from the
1867 2014-04-11 Mark Wielaard <mjw@redhat.com>
1869 * libdw.map (ELFUTILS_0.159): New. Add dwelf_elf_gnu_debuglink.
1870 * Makefile.am (libdw.so): Depend on libdwelf_pic.a.
1871 (libdwelf_objects): New variable.
1872 (libdw_a_LIBADD): Add libdwelf objects.
1874 2014-04-22 Mark Wielaard <mjw@redhat.com>
1876 * memory-access.h (get_sleb128_step): Remove undefined behavior
1877 of left shifting a signed value. Replace it with a multiplication.
1879 2014-04-13 Mark Wielaard <mjw@redhat.com>
1881 * Makefile.am: Remove !MUDFLAP conditions.
1883 2014-04-09 Mark Wielaard <mjw@redhat.com>
1885 * dwarf_begin_elf.c (check_section): Check for unsigned overflow
1886 before calling malloc to uncompress data.
1888 2014-03-03 Jan Kratochvil <jan.kratochvil@redhat.com>
1890 Fix abort() on missing section headers.
1891 * dwarf_begin_elf.c (check_section): Replace abort call by goto err.
1892 New label err to return NULL.
1894 2014-02-05 Josh Stone <jistone@redhat.com>
1896 * dwarf_decl_file.c (dwarf_decl_file): Read the idx as unsigned.
1897 * dwarf_decl_line.c (__libdw_attr_intval): Read the line/column as
1898 unsigned. Change the range assert to DWARF_E_INVALID_DWARF.
1900 2013-12-30 Mark Wielaard <mjw@redhat.com>
1902 * libdw.map (ELFUTILS_0.158): Add dwfl_core_file_attach and
1903 dwfl_linux_proc_attach.
1905 2013-12-20 Mark Wielaard <mjw@redhat.com>
1907 * libdw.map (ELFUTILS_0.158): Add dwfl_getthread_frames.
1909 2013-12-18 Mark Wielaard <mjw@redhat.com>
1911 * libdw.map (ELFUTILS_0.158): Remove dwfl_module_addrsym_elf and
1912 dwfl_module_getsym_elf. Add dwfl_module_addrinfo and
1913 dwfl_module_getsym_info.
1915 2013-12-16 Mark Wielaard <mjw@redhat.com>
1917 * libdw.map (ELFUTILS_0.158): Add dwfl_module_getsymtab_first_global.
1919 2013-12-10 Josh Stone <jistone@redhat.com>
1921 * memory-access.h (get_uleb128_rest_return): Removed.
1922 (get_sleb128_rest_return): Removed.
1923 (get_uleb128_step): Make this a self-contained block.
1924 (get_sleb128_step): Ditto, and use a bitfield to extend signs.
1925 (get_uleb128): Make this wholly implemented by __libdw_get_uleb128.
1926 (get_sleb128): Make this wholly implemented by __libdw_get_sleb128.
1927 (__libdw_get_uleb128): Simplify and inline for all callers.
1928 (__libdw_get_sleb128): Ditto.
1929 * dwarf_getlocation.c (store_implicit_value): Void the unused uleb128.
1930 * memory-access.c: Delete file.
1931 * Makefile.am (libdw_a_SOURCES): Remove it.
1932 (DEFS): Remove the now unused -DIS_LIBDW.
1934 2013-12-09 Josh Stone <jistone@redhat.com>
1936 * libdw_form.c (__libdw_form_val_compute_len): Renamed function from
1937 __libdw_form_val_len, now handling only non-constant form lengths.
1938 * libdwP.h (__libdw_form_val_len): New inlined function.
1940 2013-12-09 Mark Wielaard <mjw@redhat.com>
1942 * dwarf_getlocation.c (__libdw_intern_expression): Handle empty
1943 location expressions.
1944 * dwarf_getlocation_attr.c (dwarf_getlocation_attr): When no
1945 location found, return empty location expression.
1946 * dwarf_getlocation_implicit_pointer.c
1947 (dwarf_getlocation_implicit_pointer): Likewise.
1948 (__libdw_empty_loc_attr): New internal function.
1949 * libdwP.h (__libdw_empty_loc_attr): Define.
1951 2013-11-27 Mark Wielaard <mjw@redhat.com>
1953 * libdw.map (ELFUTILS_0.158): Add dwfl_module_addrsym_elf and
1954 dwfl_module_getsym_elf.
1956 2013-11-26 Mark Wielaard <mjw@redhat.com>
1958 * libdw.map (ELFUTILS_0.156): Move dwfl_attach_state, dwfl_pid,
1959 dwfl_thread_dwfl, dwfl_thread_tid, dwfl_frame_thread,
1960 dwfl_thread_state_registers, dwfl_thread_state_register_pc,
1961 dwfl_getthreads, dwfl_thread_getframes and dwfl_frame_pc to ...
1962 (ELFUTILS_0.158): ... here.
1964 2013-11-09 Mark Wielaard <mjw@redhat.com>
1966 * dwarf_getaranges.c (dwarf_getaranges): Read segment_size and
1967 check that it is zero.
1969 2013-11-07 Jan Kratochvil <jan.kratochvil@redhat.com>
1971 * cfi.h (struct Dwarf_Frame_s): Make the comment more specific.
1972 * libdw.map (ELFUTILS_0.156): Add dwfl_attach_state, dwfl_pid,
1973 dwfl_thread_dwfl, dwfl_thread_tid, dwfl_frame_thread,
1974 dwfl_thread_state_registers, dwfl_thread_state_register_pc,
1975 dwfl_getthreads, dwfl_thread_getframes and dwfl_frame_pc.
1977 2013-11-01 Michael Forney <mforney@mforney.org>
1979 * Makefile.am (libdwfl_objects): New definition.
1980 (libdw_a_LIBADD): Use libdwfl_objects.
1982 2013-11-01 Michael Forney <mforney@mforney.org>
1984 * Makefile.am: Use READELF.
1986 2013-10-30 Jan Kratochvil <jan.kratochvil@redhat.com>
1988 * libdw.map (ELFUTILS_0.158): New.
1990 2013-10-10 Mark Wielaard <mjw@redhat.com>
1992 * dwarf_getfuncs.c (struct visitor_info): Rename start_offset to
1993 start_addr and rename last_offset to last_addr. Now both void *.
1994 (tree_visitor): Use start_add and die_addr instead of start_offset
1996 (dwarf_getfuncs): Use last_addr instead of last_offset.
1998 2013-10-06 Mark Wielaard <mjw@redhat.com>
2000 * cfi.c (execute_cfi): Make sure DW_CFA_expression and
2001 DW_CFA_val_expression are not used with abi_cfi.
2003 2013-10-03 Josh Stone <jistone@redhat.com>
2005 * dwarf_formref_die.c (dwarf_formref_die): Don't hash the sig8 here.
2006 * libdw_findcu.c (__libdw_intern_next_unit): Since this never revisits
2007 a unit, make sure to always hash the sig8 here, so none are missed.
2009 2013-09-29 Mark Wielaard <mjw@redhat.com>
2011 * dwarf_getlocation.c (store_implicit_value): Cast op->number2 to
2012 uintptr_t before casting to char *.
2013 (__libdw_intern_expression): Cast data to uintptr_t before casting
2015 * dwarf_getlocation_attr.c (dwarf_getlocation_attr): Cast
2016 op->number2 to uintptr_t before casting to char *.
2018 2013-09-24 Josh Stone <jistone@redhat.com>
2020 * libdw_visit_scopes.c (classify_die): Removed.
2021 (may_have_scopes): New function to replace classify_die. There's no
2022 need for full classification; just find tags that may contain scopes.
2023 (__libdw_visit_scopes): Use a direct tag comparison for imported
2024 units, and use may_have_scopes to test if recursion is needed.
2026 2013-09-20 Mark Wielaard <mjw@redhat.com>
2028 * dwarf_getfuncs.c (visitor_info): New struct.
2029 (tree_visitor): New function.
2030 (dwarf_getfuncs): Use __libdw_visit_scopes with tree_visitor.
2031 * libdw.h (dwarf_getfuncs): Expand function documentation.
2033 2013-09-12 Mark Wielaard <mjw@redhat.com>
2035 * fde.c (intern_fde): Free fde and set libdw errno when start
2036 or end could not be read.
2038 2013-08-24 Mark Wielaard <mjw@redhat.com>
2040 * dwarf_getlocation.c (store_implicit_value): Don't take data
2041 as argument, get block data from op number2. Return false when
2042 block data length and op number don't match up.
2043 (__libdw_intern_expression): Store start of block for
2044 DW_OP_implicit_value and DW_OP_GNU_entry_value instead of
2045 relative data offset. Also store block start (including length)
2046 for DW_OP_GNU_const_type. Don't pass data to store_implicit_value.
2047 * dwarf_getlocation_attr.c: New file.
2048 * dwarf_getlocation_die.c: Likewise.
2049 * libdw.h (dwarf_getlocation_die): New function definition.
2050 (dwarf_getlocation_attr): Likewise.
2051 * libdwP.h: Declare internal dwarf_getlocation_die.
2052 * libdw.map (ELFUTILS_0.157): Add dwarf_getlocation_die and
2053 dwarf_getlocation_attr.
2054 * Makefile.am (libdw_a_SOURCES): Add dwarf_getlocation_die.c and
2055 dwarf_getlocation_attr.c.
2057 2013-08-23 Mark Wielaard <mjw@redhat.com>
2059 * dwarf_getlocation.c (attr_ok): Also accept DW_AT_segment.
2060 (attr_base_address): New function.
2061 (initial_offset_base): New function.
2062 (getlocations_addr): New function. Taken from...
2063 (dwarf_getlocation_addr): here. Use new initial_offset_base and
2065 (dwarf_getlocations): New function.
2066 * libdw.h (dwarf_getlocations): New function definition.
2067 * libdw.map (ELFUTILS_0.157): New.
2069 2013-07-02 Mark Wielaard <mjw@redhat.com>
2071 * dwarf_getsrclines.c (dwarf_getsrclines): Add new stack allocation
2072 limit MAX_STACK_ALLOC. After MAX_STACK_ALLOC lines use malloc in
2073 NEW_LINE macro. Free malloced line records if any at the end.
2075 2013-07-02 Mark Wielaard <mjw@redhat.com>
2077 * dwarf_getcfi_elf.c (getcfi_shdr): Check sh_type == SHT_PROGBITS.
2079 2013-06-26 Mark Wielaard <mjw@redhat.com>
2081 * libdw_visit_scopes.c (__libdw_visit_scopes): Don't reject root
2082 DIEs without children. Return an error whenever dwarf_child or
2083 dwarf_siblingof return an error. Don't call recurse and increase
2084 the depth for an imported unit. Walk the children of an imported
2085 unit as if they are logical children of the parent root DIE.
2087 2013-05-03 Mark Wielaard <mjw@redhat.com>
2089 * dwarf_getsrclines.c (dwarf_getsrclines): Only set end_sequence
2092 2013-04-28 Jan Kratochvil <jan.kratochvil@redhat.com>
2094 * libdw.map (ELFUTILS_0.156): New.
2096 2013-04-24 Mark Wielaard <mjw@redhat.com>
2098 * Makefile.am: Use AM_CPPFLAGS instead of INCLUDES.
2100 2013-04-10 Mark Wielaard <mjw@redhat.com>
2102 * dwarf_formref_die.c (dwarf_formref_die): Reference size is only
2103 equal to address size when we have a DW_FORM_ref_addr for DWARF
2106 2013-03-25 Mark Wielaard <mjw@redhat.com>
2108 * dwarf_getsrclines.c (dwarf_getsrclines): Mark highest address as
2111 2013-03-12 Mark Wielaard <mjw@redhat.com>
2113 * dwarf_getsrcfiles.c (dwarf_getsrcfiles): Allow DW_TAG_partial_unit.
2114 * dwarf_getsrclines.c (dwarf_getsrclines): Likewise.
2116 2013-02-15 Mark Wielaard <mjw@redhat.com>
2118 * dwarf_formstring.c (dwarf_formstring): Check dbg_ret->sectiondata,
2119 not dbg->sectiondata.
2121 2013-01-07 Roland McGrath <roland@hack.frob.com>
2124 [ALLOW_UNALIGNED] (read_8ubyte_unaligned_noncvt): New macro.
2125 [!ALLOW_UNALIGNED] (read_8ubyte_unaligned_noncvt): New inline function.
2127 2012-12-18 Mark Wielaard <mjw@redhat.com>
2129 * dwarf_begin_elf.c (valid_p): Call Dwarf_Sig8_Hash_free if invalid.
2130 (check_section): Likewise on error.
2131 (scngrp_read): Likewise.
2132 (dwarf_begin_elf): Likewise.
2134 2012-10-09 Petr Machata <pmachata@redhat.com>
2136 * dwarf_getlocation.c (__libdw_intern_expression): Handle
2137 DW_OP_GNU_parameter_ref, DW_OP_GNU_convert, DW_OP_GNU_reinterpret,
2138 DW_OP_GNU_regval_type, DW_OP_GNU_entry_value,
2139 DW_OP_GNU_deref_type, DW_OP_GNU_const_type.
2141 2012-10-08 Jan Kratochvil <jan.kratochvil@redhat.com>
2143 * cfi.c: New include system.h.
2144 (execute_cfi) (enough_registers): Clear new memory after realloc.
2146 2012-10-08 Jan Kratochvil <jan.kratochvil@redhat.com>
2148 * fde.c (__libdw_find_fde): Change <fde != NULL> to likely. Return
2149 DWARF_E_NO_MATCH if .eh_frame_hdr points to FDE which is too short for
2152 2012-10-08 Jan Kratochvil <jan.kratochvil@redhat.com>
2154 * dwarf_getlocation.c (__libdw_intern_expression) <cfap>: Make new
2155 loclist element DW_OP_call_frame_cfa before decoding the opcodes.
2156 Remove the later DW_OP_call_frame_cfa push to RESULT.
2158 2012-10-08 Jan Kratochvil <jan.kratochvil@redhat.com>
2161 * fde.c (binary_search_fde): Remove always true <address >= start>
2162 conditional. Move L initialization upwards.
2164 2012-08-24 Mark Wielaard <mjw@redhat.com>
2166 * dwarf_begin_elf.c (check_section): Only probe for dwz multi files
2167 when ENABLE_DWZ is defined.
2168 * libdwP.h (__check_build_id): Only declare when ENABLE_DWZ is
2171 2012-08-16 Mark Wielaard <mjw@redhat.com>
2173 * Makefile.am (EXTRA_DIST): Add known-dwarf.h.
2174 * dwarf.h (DW_LANG_Go): Update comment.
2175 (DW_LANG_Mips_Assembler): Likewise.
2177 2012-06-27 Mark Wielaard <mjw@redhat.com>
2179 * dwarf.h: Add DW_FORM_GNU_ref_alt and DW_FORM_GNU_strp_alt.
2180 * dwarf_begin.c (dwarf_begin): Add INTDEF.
2181 * dwarf_begin_elf.c (__check_build_id): New internal_function.
2182 (try_debugaltlink): New function.
2183 (open_debugaltlink): Likewise.
2184 (check_section): Try open_debugaltlink for .gnu_debugaltlink.
2185 * dwarf_end.c (dwarf_end): Free the alternative Dwarf descriptor if
2187 * dwarf_error.c (errmsgs): Add DWARF_E_NO_ALT_DEBUGLINK.
2188 * dwarf_formref.c (__libdw_formref): Using DW_FORM_GNU_ref_alt
2190 * dwarf_formref_die.c (dwarf_formref_die): Handle DW_FORM_GNU_ref_alt.
2191 * dwarf_formstring.c (dwarf_formstring): Handle DW_FORM_GNU_strp_alt.
2192 * dwarf_formudata.c (__libdw_formptr): Adjust __libdw_read_offset
2194 * dwarf_getpubnames.c (get_offsets): Adjust __libdw_read_offset call.
2195 * libdwP.h: Add DWARF_E_NO_ALT_DEBUGLINK.
2196 (struct Dwarf): Add alt_dwarf and free_alt fields.
2197 (__libdw_read_offset): Add dbg_ret argument, use to check with
2198 __libdw_offset_in_section.
2199 (__check_build_id): New function declaration.
2200 (dwarf_begin): Define as INTDECL.
2201 * libdw_form.c (__libdw_form_val_len): Handle DW_FORM_GNU_ref_alt
2202 and DW_FORM_GNU_strp_alt.
2204 2012-07-19 Mark Wielaard <mjw@redhat.com>
2206 * dwarf.h: Add DW_OP_GNU_parameter_ref.
2208 2012-07-24 Mark Wielaard <mjw@redhat.com>
2210 * dwarf.h: Correct spelling of DW_LANG_ObjC.
2211 * dwarf_aggregate_size.c (array_size): Use correct spelling of
2214 2012-07-24 Mark Wielaard <mjw@redhat.com>
2216 * dwarf.h: Add DW_ATE_UTF.
2218 2012-06-27 Mark Wielaard <mjw@redhat.com>
2220 * dwarf.h: Add DW_MACRO_GNU .debug_macro type encodings.
2222 2012-06-26 Mark Wielaard <mjw@redhat.com>
2224 * libdwP.h: Add IDX_debug_macro.
2225 * dwarf.h: Add DW_AT_GNU_macros.
2226 * dwarf_begin_elf.c (dwarf_scnnames): Add .debug_macro.
2227 * dwarf_formudata.c (dwarf_formudata): Recognize DW_AT_GNU_macros.
2229 2012-04-27 Mark Wielaard <mjw@redhat.com>
2231 * libdw/dwarf_highpc.c (dwarf_highpc): Handle DW_AT_high_pc being
2232 a constant offset from DW_AT_low_pc.
2234 2012-03-19 Tom Tromey <tromey@redhat.com>
2236 * libdw_findcu.c (findcu_cb): Move earlier.
2237 (__libdw_intern_next_unit): Add new CU to search tree here...
2238 (__libdw_findcu): ... not here.
2240 2012-01-31 Mark Wielaard <mjw@redhat.com>
2242 * dwarf_formudata.c (dwarf_formudata): Handle DW_FORM_sec_offset.
2244 2011-11-31 Mark Wielaard <mjw@redhat.com>
2246 * Makefile.am (known-dwarf.h): Run gawk on config/known-dwarf.awk.
2248 2011-07-14 Mark Wielaard <mjw@redhat.com>
2250 * libdw.h (dwarf_offdie): Fix documentation to mention .debug_info.
2252 2011-05-16 Jakub Jelinek <jakub@redhat.com>
2254 * dwarf.h (DW_OP_GNU_const_type, DW_OP_GNU_regval_type,
2255 DW_OP_GNU_deref_type, DW_OP_GNU_convert, DW_OP_GNU_reinterpret):
2258 2011-04-26 Mark Wielaard <mjw@redhat.com>
2260 * dwarf_child (dwarf_child): Sanity check end of section against
2261 cu_data () of die->cu.
2263 2011-03-22 Mark Wielaard <mjw@redhat.com>
2265 * dwarf.h: Add DW_TAG_GNU_call_site,
2266 DW_TAG_GNU_call_site_parameter,
2267 DW_AT_GNU_call_site_value,
2268 DW_AT_GNU_call_site_data_value,
2269 DW_AT_GNU_call_site_target,
2270 DW_AT_GNU_call_site_target_clobbered,
2271 DW_AT_GNU_tail_call,
2272 DW_AT_GNU_all_tail_call_sites,
2273 DW_AT_GNU_all_call_sites,
2274 DW_AT_GNU_all_source_call_sites,
2275 and DW_OP_GNU_entry_value.
2277 2011-03-10 Petr Machata <pmachata@redhat.com>
2279 * libdw/dwarf_tag.c (__libdw_findabbrev): Reject requests for
2280 abbreviation with code 0.
2282 2011-03-09 Petr Machata <pmachata@redhat.com>
2284 * libdw/dwarf_child.c (dwarf_child): Check for section overrun.
2286 2011-02-23 Roland McGrath <roland@redhat.com>
2288 * libdwP.h (struct Dwarf) [USE_ZLIB]: New member sectiondata_gzip_mask.
2289 Declare __libdw_free_zdata.
2290 * dwarf_end.c [USE_ZLIB] (__libdw_free_zdata): New function.
2291 (dwarf_end): Call it.
2293 * dwarf_begin_elf.c (valid_p): Likewise.
2294 (check_section, scngrp_read): Likewise.
2295 (check_section) [USE_ZLIB]: Grok .z* flavors of sections.
2297 2010-10-13 Roland McGrath <roland@redhat.com>
2299 * dwarf.h: Add DW_LANG_Go.
2301 2010-10-05 Roland McGrath <roland@redhat.com>
2303 * dwarf_getaranges.c: Use malloc rather than alloca,
2304 since the total number of elements can be quite huge.
2306 2010-07-26 Roland McGrath <roland@redhat.com>
2308 * dwarf_getlocation_implicit_pointer.c: New file.
2309 * Makefile.am (libdw_a_SOURCES): Add it.
2310 * libdw.map (ELFUTILS_0.149): New set.
2311 Add dwarf_getlocation_implicit_pointer.
2312 * libdw.h: Declare it.
2314 * dwarf_offdie.c (do_offdie): Renamed to __libdw_offdie, made global.
2315 (dwarf_offdie, dwarf_offdie_types): Update callers.
2316 * libdwP.h: Declare it.
2318 * dwarf.h: Add DW_OP_GNU_implicit_pointer.
2319 * dwarf_getlocation.c (__libdw_intern_expression): Handle it.
2321 2010-08-24 Roland McGrath <roland@redhat.com>
2323 * libdw.map (ELFUTILS_0.149): New set. Add dwfl_dwarf_line.
2325 2010-07-27 Roland McGrath <roland@redhat.com>
2327 * dwarf_formref_die.c: Fix sig8 hash insertion.
2329 2010-06-23 Roland McGrath <roland@redhat.com>
2331 * cfi.c (dwarf_cfi_validate_fde): Function removed.
2332 * libdw.h: Remove it.
2333 * libdw.map: Likewise.
2335 2010-06-22 Roland McGrath <roland@redhat.com>
2337 * dwarf_getlocation.c (check_constant_offset): data[48] are constant.
2339 * dwarf_getsrclines.c: Fix signed comparison warning in extended
2342 2010-06-21 Roland McGrath <roland@redhat.com>
2344 * dwarf.h: Add DW_TAG_GNU_* constants.
2346 * memory-access.h (get_sleb128_rest_return): Fix sign extension for
2349 2010-06-20 Roland McGrath <roland@redhat.com>
2351 * libdw_findcu.c (__libdw_findcu): Take new flag argument,
2352 to search TUs instead of CUs.
2353 * libdwP.h: Update decl.
2354 (struct Dwarf): New member tu_tree.
2355 * dwarf_end.c (dwarf_end): Clean up tu_tree.
2356 * dwarf_offdie.c (do_offdie): New function, broken out of ...
2357 (dwarf_offdie): ... here.
2358 (dwarf_offdie_types): New function.
2359 * libdw.h: Declare it.
2360 * libdw.map (ELFUTILS_0.148): Add it.
2362 * libdwP.h (CUDIE): Use cu_data.
2363 * dwarf_formblock.c: Likewise.
2364 * dwarf_formref_die.c: Likewise.
2365 * dwarf_diecu.c: Use CUDIE macro.
2366 * dwarf_formaddr.c: Use cu_sec_idx.
2368 2010-06-16 Roland McGrath <roland@redhat.com>
2370 * dwarf_formref_die.c: Use dwarf_offdie only for DW_FORM_ref_addr, so
2371 we don't repeat a CU lookup we've already done. Handle
2372 DW_FORM_ref_sig8 using sig8_hash table and __libdw_intern_next_unit.
2374 * libdw_findcu.c (__libdw_intern_next_unit): New function,
2376 (__libdw_findcu): ... here. Call it.
2377 * libdwP.h: Declare it.
2378 (struct Dwarf): New member next_tu_offset.
2380 * dwarf_sig8_hash.c: New file.
2381 * dwarf_sig8_hash.h: New file.
2382 * Makefile.am (libdw_a_SOURCES, noinst_HEADERS): Add them.
2383 * dwarf_abbrev_hash.c: Include dwarf_sig8_hash.h before
2385 * libdwP.h (struct Dwarf): New member sig8_hash.
2386 * dwarf_begin_elf.c: Call Dwarf_Sig8_Hash_init on it.
2387 * dwarf_end.c: Call Dwarf_Sig8_Hash_free on it.
2389 * dwarf_nextcu.c (dwarf_next_unit): New function, broken out of ...
2390 (dwarf_nextcu): ... here. Call it.
2391 * libdw.h: Declare it.
2392 * libdwP.h: Add INTDECL.
2393 * libdw_findcu.c (__libdw_findcu): Use it instead of dwarf_nextcu.
2394 * libdw.map (ELFUTILS_0.148): New set, add dwarf_next_unit.
2396 * libdwP.h (cu_sec_idx, cu_data): New functions.
2397 Use .debug_types when CU is a TU.
2398 * dwarf_cuoffset.c: Use that instead of assuming IDX_debug_info.
2399 * dwarf_siblingof.c: Likewise.
2400 * dwarf_formstring.c: Likewise.
2401 * dwarf_formudata.c (__libdw_formptr, dwarf_formudata): Likewise.
2402 * dwarf_getlocation.c (dwarf_getlocation): Likewise.
2403 (dwarf_getlocation_addr): Likewise.
2405 * libdwP.h (struct Dwarf_CU): Add new members type_offset, type_sig8.
2406 (DIE_OFFSET_FROM_CU_OFFSET): Take flag argument; if true, compute
2407 .debug_types header size instead of .debug_info header size.
2409 * dwarf_diecu.c: Update caller.
2410 * dwarf_getaranges.c: Likewise.
2411 * dwarf_nextcu.c: Likewise.
2412 * libdw_findcu.c (__libdw_findcu): Initialize new members.
2414 * fde.c (fde_by_offset): Renamed to ...
2415 (__libdw_fde_by_offset): ... this, made global and internal_function.
2416 Don't take ADDRESS argument.
2417 (__libdw_find_fde): Update caller. Do address sanity check here.
2418 * cfi.h: Declare __libdw_fde_by_offset.
2419 * cfi.c (dwarf_cfi_validate_fde): New function.
2420 * libdw.h: Declare it.
2421 * libdw.map (ELFUTILS_0.148): Add it.
2423 * cie.c (intern_new_cie): Canonicalize DW_EH_PE_absptr FDE encoding to
2424 either DW_EH_PE_udata8 or DW_EH_PE_udata4.
2426 * encoded-value.h (read_encoded_value): Handle DW_EH_PE_indirect.
2427 Don't assume DW_EH_PE_aligned refers to native address size.
2429 * cfi.c (execute_cfi): Barf on CIE initial instructions changing the
2432 2010-06-17 Roland McGrath <roland@redhat.com>
2434 * libdwP.h (struct Dwarf_Line_s): Add members isa, discriminator, and
2436 * dwarf_getsrclines.c (dwarf_getsrclines): Move NEW_FILE macro guts
2437 into an inner inline function. Set new fields. Check all fields for
2438 overflow when setting.
2439 * dwarf_lineisa.c: New file.
2440 * dwarf_linediscriminator.c: New file.
2441 * dwarf_lineop_index.c: New file.
2442 * Makefile.am (libdw_a_SOURCES): Add them.
2443 * libdw.map (ELFUTILS_0.148): Add them.
2444 * libdw.h: Declare them.
2446 2010-06-16 Roland McGrath <roland@redhat.com>
2448 * dwarf_next_cfi.c: Fix version 4 return_address_register decoding.
2450 * fde.c (fde_by_offset): Renamed to ...
2451 (__libdw_fde_by_offset): ... this, made global and internal_function.
2452 Don't take ADDRESS argument.
2453 (__libdw_find_fde): Update caller. Do address sanity check here.
2454 * cfi.h: Declare __libdw_fde_by_offset.
2455 * cfi.c (dwarf_cfi_validate_fde): New function.
2456 * libdw.h: Declare it.
2457 * libdw.map (ELFUTILS_0.148): Add it.
2459 * cie.c (intern_new_cie): Canonicalize DW_EH_PE_absptr FDE encoding to
2460 either DW_EH_PE_udata8 or DW_EH_PE_udata4.
2462 * encoded-value.h (read_encoded_value): Handle DW_EH_PE_indirect.
2463 Don't assume DW_EH_PE_aligned refers to native address size.
2465 * cfi.c (execute_cfi): Barf on CIE initial instructions changing the
2468 2010-06-15 Roland McGrath <roland@redhat.com>
2470 * dwarf_formref.c (__libdw_formref): Diagnose DW_FORM_ref_sig8 like
2472 * dwarf_formref_die.c (dwarf_formref_die): Diagnose it the same way
2473 here, since we don't support it yet.
2475 * dwarf_next_cfi.c: Handle version 4 format.
2477 * dwarf_getsrclines.c: Handle version 4 format.
2479 2010-06-01 Roland McGrath <roland@redhat.com>
2481 * libdwP.h: Remove unused IDX_debug_*names, add IDX_debug_types.
2482 * dwarf_begin_elf.c (dwarf_scnnames): Likewise.
2484 * libdwP.h (CIE_VERSION): Remove unused macro.
2486 * dwarf_getsrclines.c: Fix version field test.
2487 * libdwP.h (DWARF_VERSION): Remove useless macro.
2489 * dwarf_formudata.c (__libdw_formptr): Fix DW_FORM_sec_offset handling.
2491 * dwarf_formblock.c (dwarf_formblock): Handle DW_FORM_exprloc.
2493 * libdw_findcu.c (__libdw_findcu): Accept version 4.
2495 2010-05-31 Mark Wielaard <mjw@redhat.com>
2497 * cfi.h (dwarf_cfi_cie_p): Move definition from here, to ..
2498 * libdw.h (dwarf_cfi_cie_p): ... here.
2500 2010-05-31 Mark Wielaard <mjw@redhat.com>
2502 * dwarf.h: Fix DW_LANG_Python constant.
2504 2010-05-28 Eduardo Santiago <santiago@redhat.com>
2506 * dwarf_getlocation.c (dwarf_getlocation): Do attr_ok check first
2509 2010-05-27 Roland McGrath <roland@redhat.com>
2511 * dwarf.h: Add DW_AT_enum_class, DW_AT_linkage_name,
2512 DW_TAG_template_alias, DW_LANG_Python, DW_LNE_set_discriminator.
2514 2010-05-08 Roland McGrath <roland@redhat.com>
2516 * dwarf_getlocation.c (__libdw_intern_expression): Take new argument
2517 REF_SIZE. Use that to handle DW_OP_call_ref correctly.
2518 (getlocation): Update caller.
2519 * dwarf_frame_cfa.c (dwarf_frame_cfa): Likewise.
2520 * dwarf_frame_register.c (dwarf_frame_register): Likewise.
2521 * libdwP.h: Update decl.
2523 2010-04-26 Roland McGrath <roland@redhat.com>
2525 * cfi.h (struct Dwarf_Frame_s): Add cfa_invalid alternative in cfa_rule.
2526 * cfi.c (execute_cfi): Set that instead of doing cfi_assert for
2527 DW_CFA_def_cfa_{offset*,register} when a non-offset rule is in force.
2528 * dwarf_frame_cfa.c (dwarf_frame_cfa): Handle cfa_invalid.
2530 * dwarf_getlocation.c (__libdw_intern_expression): Take new arg CFAP.
2531 Prepend DW_OP_call_frame_cfa if true.
2532 (getlocation): Update caller.
2533 * dwarf_frame_cfa.c (dwarf_frame_cfa): Likewise.
2534 * dwarf_frame_register.c (dwarf_frame_register): Likewise.
2535 * libdwP.h: Update decl.
2537 2010-04-22 Roland McGrath <roland@redhat.com>
2539 * cfi.c (execute_cfi): Never return without cleanup.
2541 (cie_cache_initial_state): Adjust caller to expect that free.
2542 (__libdw_frame_at_address): Likewise.
2544 2010-03-10 Roland McGrath <roland@redhat.com>
2546 * libdw.map (ELFUTILS_0.146): New set. Add dwfl_core_file_report.
2548 2010-02-15 Roland McGrath <roland@redhat.com>
2550 * Makefile.am: Use config/eu.am for common stuff.
2552 2010-02-02 Mark Wielaard <mjw@redhat.com>
2554 * fde.c (intern_fde): Fix length check for sized_augmentation_data.
2556 2010-01-07 Roland McGrath <roland@redhat.com>
2558 * dwarf_getcfi_elf.c (getcfi_phdr): Use elf_getphdrnum.
2560 2010-01-05 Roland McGrath <roland@redhat.com>
2562 * dwarf_aggregate_size.c: New file.
2563 * Makefile.am (libdw_a_SOURCES): Add it.
2564 * libdw.h: Declare it.
2565 * libdwP.h: Add INTDECL.
2566 * libdw.map (ELFUTILS_0.144): New set. Add dwarf_aggregate_size.
2568 * dwarf_srclang.c: Add INTDEF.
2569 * libdwP.h: Add INTDECL.
2571 * dwarf.h: Add some more DW_AT_GNU_* types from gcc.
2573 * dwarf.h: Add DW_AT_GNU_vector, DW_AT_GNU_template_name.
2575 2009-11-21 Roland McGrath <roland@redhat.com>
2577 * dwarf_getlocation.c (check_constant_offset): Return 1 for all
2580 2009-10-15 Roland McGrath <roland@redhat.com>
2582 * libdw_form.c (__libdw_form_val_len): Grok DW_FORM_sec_offset,
2583 DW_FORM_exprloc, DW_FORM_flag_present, and DW_FORM_ref_sig8.
2585 2009-09-17 Roland McGrath <roland@redhat.com>
2587 * dwarf_getlocation.c (dwarf_getlocation_implicit_value): Make OP
2588 argument a pointer to const.
2589 * libdw.h: Update decl.
2591 2009-09-10 Roland McGrath <roland@redhat.com>
2593 * dwarf_getlocation.c (store_implicit_value): New function.
2594 (__libdw_intern_expression): Use it, handle DW_OP_implicit_value.
2595 (dwarf_getlocation_implicit_value): New function.
2596 * libdw.h: Declare it.
2597 * libdw.map (ELFUTILS_0.143): Add it.
2599 2009-09-09 Mark Wielaard <mjw@redhat.com>
2601 * dwarf_getcfi.c (dwarf_getcfi): Clear cfi->ebl.
2603 2009-08-21 Josh Stone <jistone@redhat.com>
2605 * dwarf_hasattr_integrate.c: Integrate DW_AT_specification too.
2607 2009-08-10 Roland McGrath <roland@redhat.com>
2609 * dwarf_getscopevar.c: Use dwarf_diename.
2611 2009-08-09 Roland McGrath <roland@redhat.com>
2613 * libdw.map (ELFUTILS_0.143): New version set,
2614 inherits from ELFUTILS_0.142.
2615 * dwarf_arrayorder.c: Use OLD_VERSION and NEW_VERSION to define an
2616 alias in the ELFUTILS_0.122 version set and the default in the new set.
2617 * dwarf_srclang.c: Likewise.
2618 * dwarf_decl_file.c: Likewise.
2619 * dwarf_decl_line.c: Likewise.
2620 * dwarf_decl_column.c: Likewise.
2621 * dwarf_bytesize.c: Likewise.
2622 * dwarf_bitsize.c: Likewise.
2623 * dwarf_bitoffset.c: Likewise.
2625 2009-08-07 Roland McGrath <roland@redhat.com>
2627 * dwarf_arrayorder.c: Use dwarf_attr_integrate.
2628 * dwarf_srclang.c: Likewise.
2629 * dwarf_decl_file.c: Likewise.
2630 * dwarf_decl_line.c (__libdw_attr_intval): Likewise.
2631 * dwarf_bytesize.c: Likewise.
2632 * dwarf_bitsize.c: Likewise.
2633 * dwarf_bitoffset.c: Likewise.
2635 2009-07-22 Roland McGrath <roland@redhat.com>
2637 * dwarf_frame_cfa.c: Change calling convention.
2638 * libdw.h: Update decl.
2640 * dwarf_frame_register.c: Change calling/return-value convention for
2641 value-only results and undefined/same_value.
2642 * libdw.h: Update decl.
2644 * dwarf_getlocation.c (__libdw_intern_expression): Take new bool
2645 argument, append DW_OP_stack_value if set. Don't take NOPS argument,
2646 return that value instead.
2647 (getlocation): Update caller.
2648 * dwarf_frame_cfa.c: Likewise.
2649 * libdwP.h: Update decl.
2651 2009-07-21 Roland McGrath <roland@redhat.com>
2653 * dwarf_getsrc_file.c: Ignore a CU that just has no DW_AT_stmt_list.
2654 Fix loop iteration after skipping a bogus or useless CU.
2656 * dwarf_entry_breakpoints.c: Handle 0 dwarf_errno () as harmless
2657 absence, not DWARF_E_NO_DEBUG_LINE.
2659 2009-07-20 Roland McGrath <roland@redhat.com>
2661 * dwarf_getlocation.c (__libdw_intern_expression):
2662 Handle DW_OP_stack_value.
2664 2009-07-16 Roland McGrath <roland@redhat.com>
2666 * dwarf_formudata.c (__libdw_formptr): Handle DW_FORM_sec_offset,
2667 reject others when CU's version > 3.
2669 * dwarf_formflag.c: Handle DW_FORM_flag_present.
2671 * dwarf.h: Add DW_OP_{implicit,stack}_value from DWARF 4 draft.
2672 Also DW_TAG_type_unit and DW_TAG_rvalue_reference_type.
2673 Also DW_AT_signature, DW_AT_main_subprogram, DW_AT_data_bit_offset,
2674 and DW_AT_const_expr.
2675 Also DW_FORM_sec_offset, DW_FORM_exprloc, DW_FORM_flag_present,
2676 and DW_FORM_ref_sig8.
2678 2009-07-15 Roland McGrath <roland@redhat.com>
2680 * dwarf_getlocation.c: Grok DW_OP_form_tls_address,
2681 DW_OP_GNU_push_tls_address, and DW_OP_bit_piece.
2683 2009-07-13 Roland McGrath <roland@redhat.com>
2685 * dwarf_getlocation.c: Grok DW_OP_call_frame_cfa.
2687 2009-07-08 Roland McGrath <roland@redhat.com>
2689 * libdw.map (ELFUTILS_0.142): Add dwfl_module_dwarf_cfi,
2692 * libdwP.h (struct Dwarf): Add member `cfi'.
2693 * dwarf_end.c (dwarf_end): Call __libdw_destroy_frame_cache on it.
2694 * dwarf_getcfi.c: New file.
2695 * dwarf_getcfi_elf.c: New file.
2696 * dwarf_cfi_end.c: New file.
2697 * dwarf_cfi_addrframe.c: New file.
2698 * dwarf_frame_cfa.c: New file.
2699 * dwarf_frame_register.c: New file.
2700 * dwarf_frame_return_address_register.c: New file.
2701 * Makefile.am (libdw_a_SOURCES): Add them.
2702 * unwind.h: Declare those functions.
2703 * libdw.map (ELFUTILS_0.142): Export them.
2705 * dwarf_getlocation.c (__libdw_intern_expression): New function,
2707 (getlocation): ... here, call it.
2708 * libdwP.h: Declare it.
2712 * frame-cache.c: New file.
2715 * encoded-value.h: New file.
2716 * Makefile.am (libdw_a_SOURCES, noinst_HEADERS): Add them.
2717 * libdwP.h: Add DWARF_E_INVALID_CFI to errors enum.
2718 * dwarf_error.c (errmsgs): Add element for it.
2720 * dwarf_next_cfi.c: New file.
2721 * Makefile.am (libdw_a_SOURCES): Add it.
2722 * libdw.h (Dwarf_CIE, Dwarf_FDE, Dwarf_CIE_Entry): New types.
2723 Declare dwarf_next_cfi.
2724 * libdw.map (ELFUTILS_0.142): New set, inherits from ELFUTILS_0.136.
2727 * memory-access.h [! ALLOW_UNALIGNED]
2728 (read_2ubyte_unaligned): Renamed to ...
2729 (read_2ubyte_unaligned_1): ... this. Take bool rather than Dwarf *.
2730 (read_2ubyte_unaligned): Define as macro passing dbg->other_byte_order.
2731 (read_2sbyte_unaligned): Likewise.
2732 (read_4ubyte_unaligned): Likewise.
2733 (read_4sbyte_unaligned): Likewise.
2734 (read_8ubyte_unaligned): Likewise.
2735 (read_8sbyte_unaligned): Likewise.
2737 * libdwP.h (IDX_eh_frame): Remove it.
2738 * dwarf_begin_elf.c (dwarf_scnnames): Remove its element.
2740 2009-07-08 Roland McGrath <roland@redhat.com>
2742 * libdwP.h (struct Dwarf_Line_s): Reorder members to pack better.
2744 * dwarf_getlocation.c (check_constant_offset): New function.
2745 (dwarf_getlocation, dwarf_getlocation_addr): Call it to
2746 handle DW_AT_data_member_location of data[48] as constant offset.
2748 2009-06-18 Roland McGrath <roland@redhat.com>
2750 * libdwP.h (__libdw_read_address_inc): Constify.
2751 (__libdw_read_offset_inc): Likewise.
2752 * dwarf_getaranges.c: Likewise.
2753 * dwarf_getlocation.c: Likewise.
2754 * dwarf_getsrclines.c: Likewise.
2755 * dwarf_nextcu.c: Likewise.
2757 2009-05-05 Petr Machata <pmachata@redhat.com>
2759 * libdwP.h (__libdw_formptr): Declare new function.
2760 * dwarf_formudata.c: Implement it here.
2761 * dwarf_getlocation.c (dwarf_getlocation_addr):
2762 Call it instead of hand-rolled offset handling code.
2763 * dwarf_getsrclines.c (dwarf_getsrclines): Likewise.
2764 * dwarf_ranges.c (dwarf_ranges): Likewise.
2766 2009-05-04 Petr Machata <pmachata@redhat.com>
2768 * libdwP.h (__libdw_read_begin_end_pair_inc): Declare new function.
2769 * dwarf_ranges.c: Implement it here.
2770 (dwarf_ranges): Call it.
2771 * dwarf_getlocation.c (dwarf_getlocation_addr): Call it also here.
2773 2009-04-23 Petr Machata <pmachata@redhat.com>
2775 * dwarf_formaddr.c (dwarf_formaddr): Call __libdw_read_* instead
2776 of read_*ubyte_unaligned.
2777 * dwarf_formref_die.c (dwarf_formref_die): Likewise.
2778 * dwarf_formstring.c (dwarf_formstring): Likewise.
2779 * dwarf_formudate.c (dwarf_formudata): Likewise.
2780 * dwarf_getaranges.c (dwarf_getaranges): Likewise.
2781 * dwarf_getlocation.c (dwarf_getlocation_addr): Likewise.
2782 * dwarf_getpubnames.c (get_offsets): Likewise.
2783 * dwarf_nextcu.c (dwarf_nextcu): Likewise.
2785 2009-04-23 Petr Machata <pmachata@redhat.com>
2787 * libdwP.h (__libdw_read_addr_inc, __libdw_read_off_inc,
2788 __libdw_read_addr, __libdw_read_off): Add four new internal
2791 2009-05-07 Roland McGrath <roland@redhat.com>
2793 * dwarf_getmacros.c (dwarf_getmacros): Use absolute section offset in
2794 return value and OFFSET argument, not CU-relative. Only fetch the
2795 attribute data when called with OFFSET of 0.
2797 2009-05-07 Petr Machata <pmachata@redhat.com>
2799 * dwarf_getmacros.c (dwarf_getmacros): Take into account offset in
2800 DW_AT_macro_info attribute of CU DIE.
2802 2009-04-15 Roland McGrath <roland@redhat.com>
2804 * dwarf.h (DW_CIE_ID): Removed.
2805 (DW_CIE_ID_32, DW_CIE_ID_64): New constants replace it.
2807 2009-04-01 Roland McGrath <roland@redhat.com>
2809 * dwarf.h: Add DW_CFA_GNU_negative_offset_extended.
2811 2009-01-28 Roland McGrath <roland@redhat.com>
2813 * libdwP.h (struct Dwarf_Line_s): Move out of struct Dwarf_Lines_s
2814 defn so C++ doesn't scope the name to not match the Dwarf_Line typedef.
2816 * libdwP.h (struct Dwarf_Files_s): Replace dbg field with cu field.
2818 2009-01-26 Roland McGrath <roland@redhat.com>
2820 * dwarf_ranges.c: Return 0 when no ranges or *_pc attrs at all.
2822 2009-01-25 Roland McGrath <roland@redhat.com>
2824 * dwarf_getattrs.c: Correctly skip attribute values when restarting.
2826 2009-01-23 Roland McGrath <roland@redhat.com>
2828 * Makefile.am ($(srcdir)/known-dwarf.h): Target renamed back.
2829 Put these rules under if MAINTAINER_MODE.
2831 2009-01-22 Roland McGrath <roland@redhat.com>
2833 * dwarf.h: Add DW_OP_GNU_encoded_addr.
2835 2009-01-21 Roland McGrath <roland@redhat.com>
2837 * Makefile.am (CLEANFILES): Renamed to ...
2838 (MOSTLYCLEANFILES): ... here.
2839 (CLEANFILES): New variable, add known-dwarf.h.
2841 2009-01-17 Roland McGrath <roland@redhat.com>
2843 * Makefile.am (known-dwarf.h): Target renamed, not in $(srcdir).
2844 Make it unconditional.
2845 (BUILT_SOURCES): Updated.
2847 * dwarf.h: Add description comments for DW_LANG_* values.
2849 * Makefile.am [MAINTAINER_MODE]
2850 ($(srcdir)/known-dwarf.h): New target.
2851 (BUILT_SOURCES): Add it.
2853 * dwarf.h: Add DW_OP_GNU_push_tls_address, DW_OP_GNU_uninit.
2855 2009-01-10 Ulrich Drepper <drepper@redhat.com>
2857 * dwarf_error.c: Always use __thread. Remove all !USE_TLS code.
2859 2009-01-08 Roland McGrath <roland@redhat.com>
2861 * Makefile.am (libdw.so): Don't depend on $(zip_LIBS), just link it in.
2863 2008-01-06 Roland McGrath <roland@redhat.com>
2865 * libdwP.h (struct Dwarf_Abbrev): Change type of 'has_children' to bool.
2867 * dwarf_haschildren.c: Return -1 for error case, not 0.
2869 * Makefile.am (libdw.so): Link in $(zip_LIBS).
2871 2009-01-06 Ulrich Drepper <drepper@redhat.com>
2873 * dwarf.h: Add definition for unwind and call frame information.
2875 * memory-access.h: Define read_ubyte_unaligned, read_sbyte_unaligned,
2876 read_ubyte_unaligned_inc, and read_sbyte_unaligned_inc.
2878 2008-08-15 Roland McGrath <roland@redhat.com>
2880 * libdw.map (ELFUTILS_0.136): New version set, inherits from
2881 ELFUTILS_0.130. Add dwfl_addrsegment, dwfl_report_segment.
2883 2008-01-21 Ulrich Drepper <drepper@redhat.com>
2885 * dwarf_child.c: Minor optimizations.
2886 * dwarf_getattrs.c: Likewise.
2887 * dwarf_getpubnames.c: Likewise.
2888 * dwarf_siblingof.c: Likewise.
2889 * dwarf_tag.c: Likewise.
2891 2008-01-18 Ulrich Drepper <drepper@redhat.com>
2893 * dwarf_getsrclines.c (dwarf_getsrclines): Don't require exact match
2894 of DWARF_VERSION comparison, just fail if the file's version is newer.
2896 2008-01-17 Nick Clifton <nickc@redhat.com>
2898 * dwarf.h (DWARF3_LENGTH_MIN_ESCAPE_CODE): New define.
2899 (DWARF3_LENGTH_MAX_ESCAPE_CODE): New define.
2900 (DWARF3_LENGTH_64_BIT): New define.
2901 * dwarf_getaranges (dwarf_getaranges): Use the new definitions.
2902 * dwarf_getpubnames: Include dwarf.h.
2903 (get_offsets): Use the new definitions.
2904 * dwarf_getsrclines.c (dwarf_getsrclines): Use the new defintions.
2905 * dwarf_nextcu.c: Include dwarf.h. Correct comment.
2906 (dwarf_nextcu): Use the new definitions.
2908 * libdwP.h (DIE_OFFSET_FROM_CU_OFFSET): New macro.
2909 * dwarf_diecu.c (dwarf_diecu): Use the new macro.
2910 * dwarf_getaranges (dwarf_getaranges): Use the new macro.
2911 * dwarf_nextcu.c (dwarf_nextcu): Use the new macro.
2913 * dwarf_getpubnames (get_offsets): Replace assertion with test and
2916 * dwarf_entry_breakpoints.c (dwarf_entry_breakpoints): Use CUDIE.
2918 * dwarf_siblingof (dwarf_siblingof): Detect a NULL return pointer.
2919 Set the address in the return structure to the address of the next
2920 non-sibling die, if there is no sibling and the return pointer is
2921 not the same as the die pointer.
2922 * libdw.h: Expand the description of the dwarf_siblingof prototype.
2924 * dwarf_child.c: Fix typo in comment.
2926 * libdwP.h (DWARF_VERSION): Change to 3.
2928 * dwarf_formref.c (__libdw_formref.c): Handle attributes which do
2929 not have a initialised valp pointer.
2931 * dwarf_getattrs.c (dwarf_getattrs): Return 1 rather than 0 when
2932 the end of the attributes is reached. When the callback fails,
2933 return the address of the failing attribute, not the address of
2935 * libdw.h: Expand the description of the dwarf_getattrs prototype.
2937 * dwarf_child.c (__libdw_find_attr): Use the new definition.
2938 (dwarf_child): Likewise.
2939 * dwarf_tag.c (__libdw_findabbrev): Likewise.
2940 (dwarf_tag): Likewise.
2942 2008-01-08 Roland McGrath <roland@redhat.com>
2944 * Makefile.am (euinclude): Variable removed.
2945 (pkginclude_HEADERS): Set this instead of euinclude_HEADERS.
2946 (libdw.so): Pass -Wl,--enable-new-dtags,-rpath,$(pkglibdir).
2948 2007-10-17 Roland McGrath <roland@redhat.com>
2950 * libdw.h (__deprecated_attribute__): New macro.
2951 (dwarf_formref): Mark it deprecated.
2952 * dwarf_formref.c (__libdw_formref): New function, broken out of ...
2953 (dwarf_formref): ... here. Call it. Remove INTDEF.
2954 * libdwP.h: Remove INTDECL.
2955 Declare __libdw_formref.
2956 * dwarf_siblingof.c (dwarf_siblingof): Call __libdw_formref instead.
2957 * dwarf_formref_die.c: Likewise. Handle DW_FORM_ref_addr here.
2959 * libdw_form.c (__libdw_form_val_len): Fix DW_FORM_ref_addr result,
2960 needs to check CU->version.
2962 * libdwP.h (struct Dwarf_CU): New member `version'.
2963 * libdw_findcu.c (__libdw_findcu): Initialize it.
2965 * dwarf_child.c: Return 1 for null entry as first child.
2967 2007-10-05 Roland McGrath <roland@redhat.com>
2969 * dwarf_begin_elf.c (check_section): Punt on SHT_NOBITS sections.
2971 * libdw.h (__extern_inline): Rename to __libdw_extern_inline.
2972 [__OPTIMIZE__] (dwarf_whatattr, dwarf_whatform): Update uses.
2974 2007-10-03 Roland McGrath <roland@redhat.com>
2976 * libdw.map (ELFUTILS_0.130: Add dwfl_build_id_find_elf
2977 and dwfl_build_id_find_debuginfo.
2979 * libdw.map (ELFUTILS_0.130): New version set, inherits from
2980 ELFUTILS_0.127. Add dwfl_module_build_id, dwfl_module_report_build_id.
2982 2007-10-02 Roland McGrath <roland@redhat.com>
2984 * libdw_visit_scopes.c (classify_die): Return walk for class_type and
2987 2007-08-07 Roland McGrath <roland@redhat.com>
2989 * dwarf_getscopes.c (pc_match): Swallow dwarf_haspc error return when
2990 error code is DWARF_E_NOERROR (0).
2992 * dwarf_getscopes.c (pc_record): Always bail early if DIE->prune.
2993 Fix typo in __libdw_visit_scopes argument.
2995 * dwarf_getscopes.c (pc_match): Check dwarf_haspc error return,
2996 swallow DWARF_E_NO_DEBUG_RANGES but not other errors.
2998 2007-07-03 Roland McGrath <roland@redhat.com>
3000 * libdw.h (__extern_inline): New macro.
3001 [__OPTIMIZE__] (dwarf_whatattr, dwarf_whatform): Use it.
3003 2007-04-16 Roland McGrath <roland@redhat.com>
3005 * libdw.map (ELFUTILS_0.127): Add dwfl_module_address_section.
3007 2007-04-05 Roland McGrath <roland@redhat.com>
3009 * dwarf_getsrcdirs.c: New file.
3010 * Makefile.am (libdw_a_SOURCES): Add it.
3011 * libdw.h: Declare dwarf_getsrcdirs.
3012 * libdw.map (ELFUTILS_0.127): Add it.
3014 * libdwP.h (struct Dwarf_Files_s): New member ndirs.
3015 * dwarf_getsrclines.c (dwarf_getsrclines): Don't clobber NDIRLIST to
3016 zero before we use it to check for DWARF_E_INVALID_DIR_IDX.
3017 Save DIRARRAY in the Dwarf_Files.
3019 * dwarf_ranges.c (dwarf_ranges): Don't sign-extend 32-bit BEGIN
3020 address to check for all-ones base address entry. Check directly.
3021 Reported by Sébastien Dugué <sebastien.dugue@bull.net>.
3023 2007-03-25 Roland McGrath <roland@redhat.com>
3025 * dwarf_begin_elf.c (check_section): Return Dwarf * instead of void.
3026 Return NULL when freeing RESULT on error.
3027 (global_read, scngrp_read): Check return value from check_section,
3028 break out of loop after it has freed RESULT.
3029 (valid_p): Handle null argument.
3031 2007-03-12 Roland McGrath <roland@redhat.com>
3033 * libdw.map (ELFUTILS_0.127): Add dwfl_report_begin_add.
3035 2007-03-04 Roland McGrath <roland@redhat.com>
3037 * libdw.map (ELFUTILS_0.127): New version set, inherits from
3038 ELFUTILS_0.126. Add dwfl_module_addrsym.
3040 2007-02-10 Roland McGrath <roland@redhat.com>
3042 * dwarf.h (DW_OP_fbreg): Comment fix.
3044 2007-02-03 Roland McGrath <roland@redhat.com>
3046 * dwarf_getelf.c (dwarf_getelf): Renamed from dwarf_get_elf.
3047 * libdw.map (ELFUTILS_0.126): New version set, inherits from
3048 ELFUTILS_0.122. Move dwarf_getelf there; it was never truly
3049 exported in the past.
3051 2006-12-17 Roland McGrath <roland@redhat.com>
3053 * dwarf_getlocation.c (dwarf_getlocation_addr): Use zero as base
3054 address when the CU is missing attributes due to buggy GCC.
3056 2006-08-29 Roland McGrath <roland@redhat.com>
3058 * Makefile.am (CLEANFILES): Add libdw.so.$(VERSION).
3060 * libdw.h (dwarf_diecu): Add __nonnull_attribute__.
3061 (dwarf_child): Don't list arg 1 in __nonnull_attribute__.
3063 * libdw_alloc.c (__libdw_allocate): Take new ALIGN argument, make sure
3064 result is aligned. Adjust NEWP->remaining here for this allocation.
3065 * libdwP.h: Update decl.
3066 (libdw_alloc): Update caller.
3068 2006-07-12 Ulrich Drepper <drepper@redhat.com>
3070 * dwarf_child.c: Adjust for internal_function_def removal.
3071 * dwarf_getabbrev.c: Likewise.
3072 * dwarf_tag.c: Likewise.
3073 * libdw_form.c: Likewise.
3074 * memory-access.c: Likewise.
3076 2006-06-28 Roland McGrath <roland@redhat.com>
3078 * libdw.map: Export dwfl_linecu, dwfl_line_comp_dir.
3080 * libdw.map: Bump to 0.122; export dwfl_module_getsymtab and
3083 2006-05-27 Ulrich Drepper <drepper@redhat.com>
3085 * libdw.h: Add extern "C".
3087 2006-05-22 Ulrich Drepper <drepper@redhat.com>
3089 * dwarf_getaranges.c (dwarf_getaranges): Handle files without
3090 aranges information.
3092 2006-05-21 Ulrich Drepper <drepper@redhat.com>
3094 * libdw.h: Add nonnull attributes to dwarf_tag, dwarf_getattrs,
3097 2006-02-28 Roland McGrath <roland@redhat.com>
3099 * dwarf.h: Add missing DW_ATE_*, DW_TAG_*, DW_LANG_*, DW_CFA_*,
3100 DW_OP_* values, to match DWARF 3.0. Add new DW_DS_*, DW_END_*
3101 values from DWARF 3.0.
3103 2006-02-22 Roland McGrath <roland@redhat.com>
3105 * libdw.map: Bump to 0.120; export dwfl_version.
3107 2005-12-22 Roland McGrath <roland@redhat.com>
3109 * libdw.map: Bump to 0.119; export dwfl_linux_proc_maps_report.
3111 2005-12-12 Roland McGrath <roland@redhat.com>
3113 * dwarf_ranges.c: Copy CU base address-finding code from
3116 2005-12-09 Roland McGrath <roland@redhat.com>
3118 * dwarf_getlocation.c (dwarf_getlocation_addr): Add some unlikelys.
3119 Delay CU base lookup until it's needed.
3120 If CU base lookup fails with no error, flag invalid DWARF.
3122 2005-11-25 Roland McGrath <roland@redhat.com>
3124 * libdw.map: Bump to 0.118; export dwfl_module_register_names.
3126 2005-11-15 Roland McGrath <roland@redhat.com>
3128 * Makefile.am [BUILD_STATIC] (AM_CFLAGS): Add -fpic.
3130 2005-11-13 Roland McGrath <roland@redhat.com>
3132 * libdw.map: Bump to 0.117; export dwfl_module_return_value_location.
3134 2005-10-27 Roland McGrath <roland@redhat.com>
3136 * dwarf_entry_breakpoints.c (search_range): Fix binary search code;
3137 don't match end_sequence markers.
3139 * dwarf_getsrclines.c (compare_lines): Sort end_sequence markers
3140 before normal records at the same address.
3141 * dwarf_getsrc_die.c (dwarf_getsrc_die): Don't match an end_sequence
3144 2005-10-26 Roland McGrath <roland@redhat.com>
3146 * dwarf_getfuncs.c (dwarf_getfuncs): Use Dwarf_Die, not Dwarf_Func.
3147 * dwarf_func_file.c: Renamed to ...
3148 * dwarf_decl_file.c: ... here.
3149 * dwarf_func_col.c: Renamed to ...
3150 * dwarf_decl_column.c: ... here.
3151 * dwarf_func_line.c: Renamed to ...
3152 * dwarf_decl_line.c: ... here.
3153 (dwarf_func_line): Renamed to ...
3154 (dwarf_decl_line): ... this. Take a Dwarf_Die * argument.
3155 (__libdw_func_intval): Renamed __libdw_attr_intval.
3156 * dwarf_func_name.c: File removed.
3157 * dwarf_func_lowpc.c: File removed.
3158 * dwarf_func_highpc.c: File removed.
3159 * dwarf_func_entrypc.c: File removed.
3160 * dwarf_func_die.c: File removed.
3161 * Makefile.am (libdw_a_SOURCES): Updated.
3162 * libdw.h: Update decls.
3163 (Dwarf_Func): Type removed.
3164 * libdwP.h: Update decls.
3165 (struct Dwarf_Func_s): Type removed.
3166 * libdw.map: Updated.
3168 * libdwP.h (CUDIE): New macro.
3169 * dwarf_getlocation.c (dwarf_getlocation_addr): Use it.
3170 * dwarf_getscopes_die.c (dwarf_getscopes_die): Likewise.
3171 * dwarf_ranges.c (dwarf_ranges): Likewise.
3173 * dwarf_getloclist.c: Renamed to ...
3174 * dwarf_getlocation.c: ... here.
3175 (getloclist): Renamed to getlocation.
3176 (dwarf_getloclist): Renamed to dwarf_getlocation.
3177 (dwarf_addrloclists): Renamed to dwarf_getlocation_addr.
3178 * Makefile.am (libdw_a_SOURCES): Updated.
3179 * libdw.h (dwarf_getloclist): Renamed to dwarf_getlocation.
3180 (dwarf_addrloclists): Renamed dwarf_getlocation_addr.
3181 (Dwarf_Loc): Renamed Dwarf_Op.
3182 * libdwP.h (struct loc_s): Update use.
3183 * libdw.map: Update map.
3185 * dwarf_entry_breakpoints.c: Use the second line record within the
3186 function, regardless of its source location data.
3188 2005-10-25 Roland McGrath <roland@redhat.com>
3190 * dwarf_entry_breakpoints.c: Fall back to entrypc for contiguous too.
3192 * libdw.map: Add dwarf_entrypc, dwarf_entry_breakpoints.
3194 2005-10-14 Roland McGrath <roland@redhat.com>
3196 * dwarf_diecu.c (dwarf_diecu): New file.
3197 * Makefile.am (libdw_a_SOURCES): Add it.
3198 * libdw.h: Declare dwarf_diecu.
3199 * libdw.map: Export it.
3201 * libdw.map: Bump to 0.116; export dwarf_ranges.
3203 2005-09-20 Roland McGrath <roland@redhat.com>
3205 * dwarf_haspc.c: Use dwarf_ranges.
3206 * dwarf_entry_breakpoints.c: Likewise.
3208 * dwarf_ranges.c: New file.
3209 * Makefile.am (libdw_a_SOURCES): Add it.
3210 * libdw.h: Declare dwarf_ranges.
3211 * libdwP.h: Add INTDECL.
3213 2005-09-14 Roland McGrath <roland@redhat.com>
3215 * dwarf_entry_breakpoints.c (dwarf_entry_breakpoints): Fix braino in
3216 prologue_end marker scanning loop.
3218 2005-09-11 Roland McGrath <roland@redhat.com>
3220 * dwarf.h: Comment typo fix.
3222 2005-09-07 Roland McGrath <roland@redhat.com>
3224 * dwarf_entry_breakpoints.c: New file.
3225 * Makefile.am (libdw_a_SOURCES): Add it.
3226 * libdw.h: Declare dwarf_entry_breakpoints.
3228 * dwarf_entrypc.c: New file.
3229 * Makefile.am (libdw_a_SOURCES): Add it.
3230 * libdw.h: Declare dwarf_entrypc.
3231 * libdwP.h: Add INTDECL.
3233 2005-08-28 Ulrich Drepper <drepper@redhat.com>
3235 * Makefile.am: Use $(LINK) not $(CC) when creating DSO.
3236 (%.os): Use COMPILE.os.
3237 (COMPILE.os): Filter out gconv options.
3239 2005-08-27 Roland McGrath <roland@redhat.com>
3241 * dwarf_getscopes.c (dwarf_getscopes): Rewritten using
3242 __libdw_visit_scopes.
3244 * dwarf_getscopes_die.c: New file.
3245 * Makefile.am (libdw_a_SOURCES): Add it.
3246 * libdw.h: Declare dwarf_getscopes_die.
3247 * libdw.map: Bump to 0.115 and add it.
3249 * libdw_visit_scopes.c (__libdw_visit_scopes): Pass a struct
3250 containing a DIE and its parent pointer, instead of just Dwarf_Die.
3251 Take two functions for both preorder and postorder visitors.
3252 * libdwP.h: Update decl.
3253 (struct Dwarf_Die_Chain): New type.
3254 * dwarf_func_inline.c: Update uses.
3256 * dwarf_diename.c (dwarf_diename): Use dwarf_attr_integrate.
3258 * libdwP.h: Add INTDECL.
3259 * dwarf_func_name.c (dwarf_func_name): Use dwarf_diename.
3261 2005-08-23 Roland McGrath <roland@redhat.com>
3263 * dwarf_attr_integrate.c (dwarf_attr_integrate): Treat
3264 DW_AT_specification the same as DW_AT_abstract_origin.
3266 2005-08-20 Roland McGrath <roland@redhat.com>
3268 * libdw.map: Add dwfl_cumodule, remove dwfl_linecu.
3269 Add dwfl_linux_kernel_report_offline, dwfl_offline_section_address,
3270 and dwfl_report_offline.
3272 2005-08-19 Roland McGrath <roland@redhat.com>
3274 * libdw.map: Bump version to ELFUTILS_0.114 for libdwfl changes.
3275 Add dwfl_module_relocate_address, dwfl_module_relocations,
3276 dwfl_module_relocation_info.
3278 2005-08-18 Roland McGrath <roland@redhat.com>
3280 * dwarf_getscopes.c (dwarf_getscopes): Include the CU itself as
3281 outermost scope in the results.
3283 2005-08-15 Roland McGrath <roland@redhat.com>
3285 * dwarf_func_inline.c: New file.
3286 * Makefile.am (libdw_a_SOURCES): Add it.
3287 * libdw.h: Declare dwarf_func_inline, dwarf_func_inline_instances.
3288 * libdw.map: Add them.
3290 * dwarf_func_die.c: New file.
3291 * Makefile.am (libdw_a_SOURCES): Add it.
3292 * libdw.h: Declare dwarf_func_die.
3293 * libdw.map: Add it. Bump version to ELFUTILS_0.114.
3295 2005-08-10 Ulrich Drepper <drepper@redhat.com>
3297 * dwarf_getsrclines.c (dwarf_getsrclines): Correct fallout of renaming
3298 of DW_LNS_set_epilog_begin.
3300 2005-08-09 Roland McGrath <roland@redhat.com>
3302 * dwarf.h (DW_LNS_set_epilog_begin): Renamed DW_LNS_set_epilogue_begin.
3304 * dwarf_end.c: Add INTDEF.
3305 * dwarf_error.c (dwarf_errmsg): Likewise.
3306 * libdwP.h (dwarf_end, dwarf_errmsg): Add INTDECLs.
3308 2005-08-01 Roland McGrath <roland@redhat.com>
3310 * dwarf_getaranges.c (dwarf_getaranges): Check for bogus offset.
3311 * dwarf_getabbrev.c (__libdw_getabbrev): Likewise.
3313 2005-07-28 Ulrich Drepper <drepper@redhat.com>
3315 * Makefile.am (libdw.so): No need to link with libeu.a anymore.
3316 (libdw_a_LIBADD): Add all files from libdwfl.a.
3318 2005-07-27 Roland McGrath <roland@redhat.com>
3320 * Makefile.am (libdw.so): Link ../libdwfl/libdwfl_pic.a in,
3321 along with ../libebl/libebl.a and ../lib/libeu.a;
3322 depend on ../libelf/libelf.so.
3323 (libdw_so_LDADD): New variable.
3324 * libdw.map: Add dwfl_* symbols formerly in ../libdwfl/libdwfl.map.
3326 * libdw.map: Define an empty base version and move all symbols to
3327 version ELFUTILS_0.111; don't define ELFUTILS_1.0 at all yet.
3329 2005-07-23 Ulrich Drepper <drepper@redhat.com>
3331 * dwarf_error.c: Add internal alias for dwarf_errno.
3332 * libdwP.h: Declare __dwarf_errno_internal.
3333 * dwarf_getloclist.c: Use INTDEF for dwarf_errno.
3335 * dwarf_error.c [USE_TLS]: Actually use __thread in definition of
3338 2005-06-01 Roland McGrath <roland@redhat.com>
3340 * dwarf_getaranges.c (dwarf_getaranges): Sort result array.
3341 * dwarf_getarange_addr.c (dwarf_getarange_addr): Use binary search.
3343 2005-06-08 Roland McGrath <roland@redhat.com>
3345 * memory-access.h (get_uleb128_step, get_uleb128): Remove casts.
3346 (get_sleb128_step, get_sleb128): Likewise.
3347 * dwarf_getattrs.c (dwarf_getattrs): Add consts.
3348 * dwarf_getloclist.c (getloclist): Likewise.
3349 * dwarf_formblock.c (dwarf_formblock): Likewise.
3350 * dwarf_getsrclines.c (dwarf_getsrclines): Likewise.
3351 * dwarf_getabbrevattr.c (dwarf_getabbrevattr): Likewise.
3352 * dwarf_formref.c (dwarf_formref): Likewise.
3353 * dwarf_formsdata.c (dwarf_formsdata): Likewise.
3354 * dwarf_formudata.c (dwarf_formudata): Likewise.
3355 * dwarf_haschildren.c (dwarf_haschildren): Likewise.
3356 * dwarf_child.c (__libdw_find_attr, __libdw_find_attr): Likewise.
3357 * dwarf_tag.c (dwarf_tag): Likewise.
3358 * dwarf_getabbrev.c (__libdw_getabbrev): Likewise.
3359 * memory-access.c (__libdw_get_uleb128, __libdw_get_sleb128): Likewise.
3360 * libdw_form.c (__libdw_form_val_len): Likewise.
3361 * libdwP.h: Update decl.
3363 2005-06-04 Roland McGrath <roland@redhat.com>
3365 * memory-access.h (get_uleb128_rest_return): New macro.
3366 [! IS_LIBDW] (__libdw_get_uleb128): New static, defined using it.
3367 (get_sleb128_rest_return): New macro.
3368 [! IS_LIBDW] (__libdw_get_sleb128): New static, defined using it.
3369 * memory-access.c: New file.
3370 * Makefile.am (libdw_a_SOURCES): Add it.
3371 (DEFS): Add -DIS_LIBDW.
3373 2005-05-31 Roland McGrath <roland@redhat.com>
3375 * dwarf_formref_die.c (dwarf_formref_die): Add CU header offset to
3378 2005-05-30 Roland McGrath <roland@redhat.com>
3380 * dwarf_getloclist.c (dwarf_addrloclists): Use DW_AT_entry_pc for base
3381 address if DW_AT_low_pc is missing. Not to spec, but GCC generates it.
3383 * dwarf_getloclist.c (dwarf_addrloclists): Don't sign-extend 4-byte
3384 BEGIN value. Instead, match base address entries separately for
3387 2005-05-28 Roland McGrath <roland@redhat.com>
3389 * dwarf_getloclist.c (dwarf_addrloclists): Fix decoding to advance
3390 past location expression contents.
3392 2005-05-23 Roland McGrath <roland@redhat.com>
3394 * dwarf_getsrclines.c: Comment typo fix.
3396 * dwarf_haspc.c (dwarf_haspc): Fix CU DIE address calculation.
3397 * dwarf_getloclist.c (dwarf_addrloclists): Likewise.
3399 2005-05-22 Ulrich Drepper <drepper@redhat.com>
3401 * libdwP.h: Only use INTDECL for alias prototypes.
3403 2005-05-19 Roland McGrath <roland@redhat.com>
3405 * dwarf_getloclist.c (attr_ok): Permit DW_AT_static_link too.
3407 * dwarf_getscopevar.c: New file.
3408 * Makefile.am (libdw_a_SOURCES): Add it.
3409 * libdw.h: Declare dwarf_getscopevar.
3411 * dwarf_getsrcfiles.c: Add INTDEF.
3412 * dwarf_haschildren.c: Likewise.
3413 * libdwP.h (dwarf_getsrcfiles, dwarf_haschildren): Add INTDECL.
3415 * dwarf_getscopes.c: New file.
3416 * Makefile.am (libdw_a_SOURCES): Add it.
3417 * libdw.h: Declare dwarf_getscopes.
3418 * libdw.map: Add it.
3420 2005-05-18 Roland McGrath <roland@redhat.com>
3422 * libdwP.h (IDX_debug_ranges): New enum constant.
3423 * dwarf_begin_elf.c (dwarf_scnnames): Add it for ".debug_ranges".
3424 * libdwP.h (DWARF_E_NO_DEBUG_RANGES): New enum constant.
3425 * dwarf_error.c (errmsgs): Add it.
3426 * dwarf_haspc.c: New file.
3427 * libdw.h: Declare dwarf_haspc.
3428 * libdw.map: Add it.
3429 * libdwP.h: Add INTDECL.
3431 * dwarf_attr_integrate.c: New file.
3432 * dwarf_hasattr_integrate.c: New file.
3433 * Makefile.am (libdw_a_SOURCES): Add them.
3434 * libdw.h: Declare dwarf_attr_integrate, dwarf_hasattr_integrate.
3435 * libdw.map: Add them.
3437 * dwarf_hasattr.c: Add INTDEF.
3438 * libdwP.h: Add INTDECL for it.
3440 * dwarf_formref_die.c: New file.
3441 * Makefile.am (libdw_a_SOURCES): Add it.
3442 * libdw.h (dwarf_formref_die): Declare it.
3443 * libdwP.h (dwarf_formref_die): Add INTDECL.
3444 * libdw.map: Add it.
3446 * dwarf_getloclist.c (attr_ok, getloclist): New functions, broken out
3448 (dwarf_getloclist): ... here. Call them.
3449 (dwarf_addrloclists): New function.
3450 * libdw.h: Declare it.
3451 * libdw.map: Add it.
3453 * dwarf_getmacros.c (dwarf_getmacros): Don't bail at
3454 DW_MACINFO_end_file. Recognize type 0 as terminator.
3456 2005-05-05 Roland McGrath <roland@redhat.com>
3458 * dwarf_getsrc_die.c (dwarf_getsrc_die): Use binary search.
3460 * dwarf_getsrclines.c (dwarf_getsrclines): Sort result array, since
3461 the line program does not produce all entries in ascending order.
3463 2005-04-25 Ulrich Drepper <drepper@redhat.com>
3465 * dwarf_getsrc_file.c (dwarf_getsrc_file): Handle multiple
3466 occurences (e.g., inlines) better.
3468 2005-04-24 Ulrich Drepper <drepper@redhat.com>
3470 * libdw.h (DWARF_END_ABBREV): Define.
3471 * dwarf_getabbrev.c (__libdw_getabbrev): Return DWARF_END_ABBREV if
3473 * dwarf_offabbrev.c (dwarf_offabbrev): Return -1 on error, 1 if end
3475 * dwarf_tag.c (__libdw_findabbrev): Also recognize DWARF_END_ABBREV
3476 as error of __libdw_getabbrev.
3478 2005-04-04 Ulrich Drepper <drepper@redhat.com>
3480 * dwarf_getsrc_file.c (dwarf_getsrc_file): Minor optimization.
3482 * dwarf_getsrc_file.c (dwarf_getsrc_file): Always pass number of
3483 results back to caller.
3485 2005-04-04 Roland McGrath <roland@redhat.com>
3487 * dwarf_getsrc_file.c (dwarf_getsrc_file): Use size_t for CUHL.
3489 * dwarf_func_line.c (__libdw_func_intval): Use internal_function in
3492 2005-04-04 Ulrich Drepper <drepper@redhat.com>
3494 * dwarf_getsrc_file.c (dwarf_getsrc_file): Use INTUSE.
3496 * dwarf_getsrc_file.c: New file.
3497 * Makefile.am (libdw_a_SOURCES): Add dwarf_getsrc_file.c.
3498 * libdw.h: Declare dwarf_getsrc_file.
3499 * libdw.map: Add dwarf_getsrc_file.
3501 2005-04-02 Ulrich Drepper <drepper@redhat.com>
3503 * dwarf_func_entrypc.c: New file.
3504 * dwarf_func_col.c: New file.
3505 * dwarf_func_line.c: New file.
3506 * dwarf_func_file.c: New file.
3507 * libdw.h: Add prototypes for new functions.
3508 * libdw.map: Add dwarf_func_entrypc, dwarf_func_col, dwarf_func_line,
3510 * Makefile.am (libdw_a_SOURCES): Add dwarf_func_entrypc.c,
3511 dwarf_func_col.c, dwarf_func_line.c, dwarf_func_file.c.
3512 * libdwP.h (struct Dwarf_Func_s): Add cudie element.
3513 Declare __libdw_func_intval and __dwarf_formsdata_internal.
3514 * dwarf_getfuncs.c: Also fill in cudie in Dwarf_Func object.
3515 * dwarf_formsdata.c: Use INTUSE and INTDEF to avoid PLTs.
3517 * dwarf.h: Add some DWARF3 definitions.
3519 2005-04-01 Ulrich Drepper <drepper@redhat.com>
3521 * dwarf_getfuncs.c: New file.
3522 * dwarf_func_highpc.c: New file.
3523 * dwarf_func_lowpc.c: New file.
3524 * dwarf_func_name.c: New file.
3525 * Makefile.am (libdw_a_SOURCES): Add dwarf_getfuncs.c,
3526 dwarf_func_highpc.c, dwarf_func_lowpc.c, and dwarf_func_name.c.
3527 * libdw.map: Add dwarf_getfuncs, dwarf_func_highpc, dwarf_func_lowpc,
3528 and dwarf_func_name.
3529 * libdw.h: Add prototypes for new functions.
3530 * dwarf_child.c: Use INTUSE and INTDEF to avoid PLTs.
3531 * dwarf_siblingof.c: Likewise.
3532 * dwarf_dieoffset.c: Likewise.
3533 * dwarf_highpc.c: Likewise.
3534 * dwarf_lowpc.c: Likewise.
3535 * libdwP.h: Add prototypes for internal functions.
3536 Define Dwarf_Func_s structure.
3538 2005-03-29 Ulrich Drepper <drepper@redhat.com>
3540 * libdw.h: Add padding in Dwarf_die.
3542 * dwarf_arrayorder.c: Use INTUSE and INTDEF to avoid PLTs.
3543 * dwarf_attr.c: Likewise.
3544 * dwarf_begin.c: Likewise.
3545 * dwarf_begin_elf.c: Likewise.
3546 * dwarf_bitoffset.c: Likewise.
3547 * dwarf_bitsize.c: Likewise.
3548 * dwarf_bytesize.c: Likewise.
3549 * dwarf_diename.c: Likewise.
3550 * dwarf_formaddr.c: Likewise.
3551 * dwarf_formblock.c: Likewise.
3552 * dwarf_formref.c: Likewise.
3553 * dwarf_formstring.c: Likewise.
3554 * dwarf_formudata.c: Likewise.
3555 * dwarf_getarange_addr.c: Likewise.
3556 * dwarf_getarangeinfo.c: Likewise.
3557 * dwarf_getaranges.c: Likewise.
3558 * dwarf_getloclist.c: Likewise.
3559 * dwarf_getmacros.c: Likewise.
3560 * dwarf_getsrc_die.c: Likewise.
3561 * dwarf_getsrcfiles.c: Likewise.
3562 * dwarf_getsrclines.c: Likewise.
3563 * dwarf_highpc.c: Likewise.
3564 * dwarf_lowpc.c: Likewise.
3565 * dwarf_nextcu.c: Likewise.
3566 * dwarf_offdie.c: Likewise.
3567 * dwarf_siblingof.c: Likewise.
3568 * dwarf_srclang.c: Likewise.
3569 * dwarf_tag.c: Likewise.
3570 * libdw_findcu.c: Likewise.
3571 * libdwP.h: Add prototypes for internal functions.
3573 * dwarf_addrdie.c: New file.
3574 * dwarf_macro_opcode.c: New file.
3575 * dwarf_macro_param1.c: New file.
3576 * dwarf_macro_param2.c: New file.
3577 * libdw.h: Add declarations. Move Dwarf_Macro definition to libdwP.h.
3578 * libdwP.h: Remove Dwarf_Macro definition.
3579 * Makefile.am (libdw_a_SOURCES): Add dwarf_addrdie.c,
3580 dwarf_macro_opcode.c, dwarf_macro_param1.c, and dwarf_macro_param2.c.
3581 * libdw.map: Add entries for new functions.
3583 2005-03-21 Ulrich Drepper <drepper@redhat.com>
3585 * libdw.h: Handle broken gcc < 4.
3587 2005-02-15 Ulrich Drepper <drepper@redhat.com>
3589 * Makefile (AM_CFLAGS): Add -Wunused -Wextra -Wformat=2.
3591 * dwarf_begin_elf.c: Fix warnings.
3592 * dwarf_dieoffset.c: Likewise.
3593 * dwarf_end.c: Likewise.
3594 * dwarf_error.c: Likewise.
3595 * dwarf_getpubnames.c: Likewise.
3597 * libdwP.h: Add new error values.
3598 * dwarf_error.c: Support new error values.
3599 * dwarf_getpubnames.c: Check parameter value.
3601 2005-02-05 Ulrich Drepper <drepper@redhat.com>
3603 * Makefile.am: Check for text relocations in constructed DSO.
3605 * Makefile.am [MUDFLAP] (AM_CFLAGS): Add -fmudflap.
3607 2005-02-04 Ulrich Drepper <drepper@redhat.com>
3609 * dwarf_siblingof.c (dwarf_siblingof): Add some buffer boundary
3610 checks to not read over buffer boundaries for ill-formed DWARF data.
3612 2004-09-25 Ulrich Drepper <drepper@redhat.com>
3614 * dwarf_child.c: Make compile with gcc 4.0.
3615 * dwarf_error.c: Likewise.
3616 * dwarf_formblock.c: Likewise.
3617 * dwarf_getabbrev.c: Likewise.
3618 * dwarf_getattrs.c: Likewise.
3619 * dwarf_getsrclines.c: Likewise.
3620 * dwarf_tag.c: Likewise.
3621 * libdw_form.c: Likewise.
3623 2004-01-20 Ulrich Drepper <drepper@redhat.com>
3625 * Makefile.am: Support building with mudflap.
3627 * dwarf_getloclist.c: Fix warnings gcc 3.4 spits out.
3628 * dwarf_getsrclines.c: Likewise.
3629 * dwarf_memory-access.h: Likewise.
3631 2004-01-19 Ulrich Drepper <drepper@redhat.com>
3633 * dwarf_getsrcfiles.c: Third parameter can be NULL.
3635 * libdw.h: Define Dwarf_macro. Declare dwarf_getmacros.
3636 Third parameter of dwarf_getsrcfiles can be NULL.
3638 * libdw.map: Add dwarf_getmacros.
3639 * Makefile.am (libdw_a_SOURCES): Add dwarf_getmacros.
3640 * dwarf_getmacros.c: New file.
3642 2004-01-18 Ulrich Drepper <drepper@redhat.com>
3644 * libdw.h: Second parameter of dwarf_getaranges can be NULL.
3646 * dwarf_nextcu.c: Return -1 if dwarf parameter is NULL.
3648 * dwarf_getsrclines.c:
3649 Use read_2ubyte_unaligned_inc instead of _inc-less variant.
3651 * dwarf_getaranges.c: Allow naranges parameter to be NULL.
3653 * libdwP.h (_): Use elfutils domain.
3655 * dwarf_getsrclines.c (dwarf_getsrclines): Add more branch prediction.
3657 * dwarf_getsrclines.c: Fix typo in comment.
3659 2004-01-17 Ulrich Drepper <drepper@redhat.com>
3661 * Makefile.am: Support building with mudflap.
3663 2004-01-16 Ulrich Drepper <drepper@redhat.com>
3665 * memory-access.h: Add lots of const in case a pointer passed is const.
3667 * dwarf_formflag.c: New file.
3668 * dwarf_getattrs.c: New file.
3669 * dwarf_error.c: Add new error value.
3670 * libdw.h: Add prototypes for new functions. Adjust prototype for
3672 * libdw.map: Add new functions.
3673 * dwarf_getpubnames.c: Change type of return value and fourth parameter
3675 * libdwP.h: Add new error value.
3676 * Makefile.am (libdw_a_SOURCES): Add dwarf_getattrs.c and
3679 * dwarf_getpubnames.c (dwarf_getpubnames): Just fail if dbg is NULL.
3681 2004-01-12 Ulrich Drepper <drepper@redhat.com>
3683 * dwarf_getarange_addr.c: New file
3684 * dwarf_getarangeinfo.c: New file.
3685 * dwarf_getaranges.c: New file.
3686 * dwarf_onerange.c: New file.
3687 * libdw.h: Declare new functions. Define Dwarf_Arange and
3689 * libdw.map: Add new functions.
3690 * libdwP.h: Add new errors. Add aranges member to struct Dwarf.
3691 Define Dwarf_Aranges_s and Dwarf_Arange_s.
3692 * Makefile.am (libdw_a_SOURCES): Add dwarf_getaranges.c,
3693 dwarf_onearange.c, dwarf_getarangeinfo.c, dwarf_getarange_addr.c.
3694 * dwarf_error.c: Add new message.
3696 2004-01-11 Ulrich Drepper <drepper@redhat.com>
3698 * Makefile.am (libdw_a_SOURCES): Add dwarf_lineaddr.c, dwarf_linecol.c,
3699 dwarf_linebeginstatement.c, dwarf_lineendsequence.c, dwarf_lineblock.c,
3700 dwarf_lineprologueend.c, dwarf_lineepiloguebegin.c, dwarf_onesrcline.c.
3701 * dwarf_error.c: Add another message.
3702 * dwarf_getsrc_die.c: Adjust for Dwarf_Files and Dwarf_Lines
3704 * dwarf_filesrc.c: Likewise.
3705 * dwarf_getsrcfiles.c: Likewise.
3706 * dwarf_getsrclines.c: Likewise.
3707 * dwarf_lineaddr.c: New file.
3708 * dwarf_linebeginstatement.c: New file.
3709 * dwarf_lineblock.c: New file.
3710 * dwarf_linecol.c: New file.
3711 * dwarf_lineendsequence.c: New file.
3712 * dwarf_lineepiloguebegin.c: New file.
3713 * dwarf_lineno.c: New file.
3714 * dwarf_lineprologueend.c: New file.
3715 * dwarf_onesrcline.c: New file.
3716 * dwarf_lineno.c: Change interface to store result in object pointed
3717 to by second parameter.
3718 * libdw.h: Add prototypes for new functions. Change dwarf_lineno
3719 prototype. Define Dwarf_Files and Dwarf_Lines.
3720 * libdw.map: Add new functions.
3721 * libdwP.h: Define Dwarf_Files_s and Dwarf_Lines_s.
3722 * libdw_findcu.c: Don't initialize nlines field.
3724 * dwarf_siblingof: Little optimization.
3726 * dwarf_begin.c: Remember that the ELF descriptor must be closed.
3727 * dwarf_end.c: Close ELF descriptor if free_elf is set.
3728 * libdwP.h (struct Dwarf): Add free_elf field.
3730 * Makefile.am (libdw_a_SOURCES): Add dwarf_getstring.c and
3732 * dwarf_getstring.c: New file.
3733 * dwarf_offabbrev.c: New file.
3734 * libdw.map: Add dwarf_getstring and dwarf_offabbrev.
3735 * dwarf_getabbrev.c (__libdw_getabbrev): Add new dbg and result
3736 parameters. Don't allocate memory if not necessary and don't lookup
3737 previous results if no CU given.
3738 (dwarf_getabbrev): Adjust call to __libdw_getabbrev.
3739 * dwarf_tag.c: Adjust call to __libdw_getabbrev.
3740 * libdw.h: Declare dwarf_offabbrev and dwarf_getstring.
3741 * libdwP.h: Change prototype for __libdw_getabbrev.
3743 * dwarf_getabbrevattr.c: Add offsetp parameter. Fill in before
3744 returning if this is wanted.
3746 2004-01-09 Ulrich Drepper <drepper@redhat.com>
3748 * dwarf_nextcu.c: Add new parameter offset_sizep. Initialize it
3749 with offset_size value.
3750 * libdw.h: Adjust dwarf_nextcu prototype.
3751 * libdwP.h (struct Dwarf_CU): Add offset_size member.
3752 * libdw_findcu.c: Adjust dwarf_nextcu call. Initialize offset_size
3753 member of new CU struct.
3754 * dwarf_formstring.c: Depend on offset_size not address_size for
3755 DW_FORM_strp handling.
3756 * dwarf_form.c: Likewise for DW_FORM_strp and DW_FORM_ref_addr.
3758 * dwarf_tag.c (__libdw_findabbrev): Return correct value for
3760 (dwarf_tag): Correctly recognize failed lookup.
3762 * dwarf_end.c (cu_free): Call tdestroy for locs member. Use new
3764 * dwarf_error.c: Add message for DWARF_E_NO_BLOCK.
3765 * dwarf_formblock.c: New file.
3766 * dwarf_getloclist.c: Rewrite to handle a single block.
3767 * libdw.h: Define Dwarf_Block. Rename Dwarf_Loc members. Remove
3768 Dwarf_Locdesc definition. Declare dwarf_formblock. Remove
3769 dwarf_getloclistent declaration.
3770 * libdw.map: Add dwarf_formblock, remove dwarf_getloclistent.
3771 * libdwP.h: Define struct loc_s and DWARF_E_NO_BLOCK.
3772 Add locs member to struct Dwarf_CU.
3773 * libdw_fundcu.c: Initialize locs member of new CU.
3774 * Makefile.am (libdw_a_SOURCES): Add dwarf_formblock.c.
3775 Remove dwarf_getloclistent.c.
3777 2004-01-07 Ulrich Drepper <drepper@redhat.com>
3779 * libdw.h: Use __nonnull__ attribute only for gcc >= 3.3.
3780 * libdwP.h: Likewise.
3782 * dwarf_getloclist.c: New file.
3783 * dwarf_getloclistent.c: New file.
3784 * libdw.h: Define Dwarf_Loc and Dwarf_Locdesc.
3785 Declare dwarf_getloclistent and dwarf_getloclist.
3786 * libdw.map: Add dwarf_getloclistent and dwarf_getloclist.
3787 * libdwP.h: Define DWARF_E_NO_LOCLIST.
3788 * Makefile.am (libdw_a_SOURCES): Add dwarf_getloclistent.c and
3791 * dwarf_error.c: More error messages.
3793 2004-01-06 Ulrich Drepper <drepper@redhat.com>
3795 * dwarf_getsrclines.c: Remove debugging support.
3797 * dwarf_getsrcfiles.c: New file.
3798 * dwarf_filesrc.c: New file.
3799 * libdw.h: Declare these functions. Define Dwarf_File.
3800 * libdwP.c: Adjust Dwarf_File_s definition.
3801 * libdw.map: Add these functions.
3802 * Makefile.am (libdw_a_SOURCES): Add dwarf_getsrcfiles.c and
3804 * dwarf_getsrclines.c: Initialize cu->files.
3806 2004-01-05 Ulrich Drepper <drepper@redhat.com>
3808 * libdw.h: Add more nonnull function attributes.
3810 * dwarf_begin_elf.c (dwarf_begin_elf): Don't initialize mem_tail->next.
3811 * dwarf_end.c (cu_free): New function.
3812 (dwarf_end): Also free CU tree. Correct freeing of memory blocks.
3813 * dwarf_error.c (errmsgs): Add new messages.
3814 * dwarf_getsrc_die.c: New file.
3815 * dwarf_getsrclines.c: New file.
3816 * dwarf_lineno.c: New file.
3817 * dwarf_linesrc.c: New file.
3818 * dwarf_nextcu.c (dwarf_nextcu): Use read_*byte_unaligned_inc
3819 instead of the *_inc-less variants.
3820 * libdw.h: Define Dwarf_Line. Add some function attributes. Declare
3821 dwarf_getsrclines, dwarf_getsrc_die, dwarf_lineno, and dwarf_linesrc.
3822 * libdw.map: Add dwarf_getsrclines, dwarf_getsrc_die, dwarf_lineno,
3824 * libdwP.h: Add more error codes.
3825 (struct Dwarf): Remove mem_tail.next member.
3826 (Dwarf_File): Define type.
3827 (struct Dwarf_Line_s): Define type.
3828 (struct Dwarf_CU): Add lines and nlines members.
3829 (libdw_alloc): Define local variable _tail and use it.
3830 Add some function attributes.
3831 * libdw_alloc.c (__libdw_allocate): Don't initialize next member.
3832 * libdw_findcu.c (__libdw_findcu): Initialize lines and nlines members.
3833 * memory-access.h: Add unlikely for the endian conversion paths.
3834 * Makefile.am (AM_CFLAGS): Add -std parameter.
3835 (libdw_a_SOURCES): Add dwarf_getsrclines, dwarf_getsrc_die,
3836 dwarf_lineno, and dwarf_linesrc.
3838 2003-08-11 Ulrich Drepper <drepper@redhat.com>
3840 * Moved to CVS archive.