• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
12021-10-20  John M Mellor-Crummey  <johnmc@rice.edu>
2
3	* dwarf_linecontext.c: New file.
4	* dwarf_linefunctionname.c: Likewise.
5	* Makefile.am (libdw_a_SOURCES): Add dwarf_linecontext.c and
6	dwarf_linefunctionname.c
7	* dwarf.h: Add DW_LNE_NVIDIA_inlined_call and
8	DW_LNE_NVIDIA_set_function_name.
9	* dwarf_getsrclines.c (struct line_state): Add context and
10	function_name fields.
11	(add_new_line): Set context and function_name.
12	(MAX_STACK_LINES): Reduce to MAX_STACK_ALLOC / 2.
13	(read_srclines): Initialize context and function_name.  Try to
14	read debug_str_offset if available.  Handle
15	DW_LNE_NVIDIA_inlined_call and DW_LNE_NVIDIA_set_function_name.
16	* libdw.h (dwarf_linecontext): New declaration.
17	(dwarf_linefunctionname): Likewise.
18	* libdw.map (ELFUTILS_0.186): New section.
19
202021-11-08  Mark Wielaard  <mark@klomp.org>
21
22	* dwarf_begin_elf.c (scn_dwarf_type): New function.
23	(check_section): Check result->type.
24	(global_read): First check type.
25	(scngrp_read): Likewise.
26	* libdw/libdwP.h (enum dwarf_type): New enumeration.
27	(struct Dwarf): New field type.
28
292021-02-14  Alexander Miller  <alex.miller@gmx.de>
30
31	* dwarf_aggregate_size.c (dwarf_aggregate_size): Move NEW_VERSION
32	before definition.  Replace INTDEF with NEW_INTDEF.
33	* dwarf_srclang.c (dwarf_srclang): Likewise.
34	* dwarf_arrayorder.c (dwarf_arrayorder): Move NEW_VERSION.
35	* dwarf_bitoffset.c (dwarf_bitoffset): Likewise.
36	* dwarf_bitsize.c (dwarf_bitsize): Likewise.
37	* dwarf_bytesize.c (dwarf_bytesize): Likewise.
38	* dwarf_decl_column.c (dwarf_decl_column): Likewise.
39
402021-10-18  Mark Wielaard  <mark@klomp.org>
41
42	* dwarf_aggregate_size.c (get_type): Don't pass NULL to
43	dwarf_peel_type.
44
452021-10-06  Mark Wielaard  <mark@klomp.org>
46
47	* dwarf_aggregate_size.c (array_size): Check signedness of child DIE
48	type. Use dwarf_formsdata or dwarf_formudata to get the lower and
49	upper bounds.
50
512021-09-08  Mark Wielaard  <mark@klomp.org>
52
53	* dwarf_begin_elf.c (valid_p): Identify ELF class and use this to set
54	address_size of the fake CUs. Also set offset_size and DWARF version.
55
562021-09-06  Dmitry V. Levin  <ldv@altlinux.org>
57
58	* dwarf_begin_elf.c (valid_p): Remove casts of malloc return values.
59	(dwarf_begin_elf): Remove cast of calloc return value.
60	* dwarf_getpubnames.c (get_offsets): Remove casts of realloc return
61	values.
62	* dwarf_getsrclines.c (read_srclines): Remove cast of malloc return
63	value.
64
652021-04-19  Martin Liska  <mliska@suse.cz>
66
67	* dwarf_begin_elf.c (check_section): Use startswith.
68
692021-05-01  Mark Wielaard  <mark@klomp.org>
70
71	* libdw_form.c (__libdw_form_val_compute_len): Check indirect
72	form is not DW_FORM_indirect or DW_FORM_implicit_const.
73
742021-04-23  Omar Sandoval  <osandov@fb.com>
75
76	* dwarf_child.c (__libdw_find_attr): Handle DW_FORM_indirect.
77	* dwarf_getattrs.c (dwarf_getattrs): Handle DW_FORM_indirect.
78
792021-02-12  Mark Wielaard  <mark@klomp.org>
80
81	* dwarf_getlocation.c (attr_ok): For DWARF version 4 or higher
82	block forms are not expression locations.
83	(is_constant_offset): DW_FORM_implicit_const is also a constant.
84
852020-12-20  Dmitry V. Levin  <ldv@altlinux.org>
86
87	* .gitignore: New file.
88
892020-12-16  Dmitry V. Levin  <ldv@altlinux.org>
90
91	* libdwP.h (_): Remove.
92
932020-12-12  Dmitry V. Levin  <ldv@altlinux.org>
94
95	* dwarf.h: Fix spelling typo in comment.
96	* dwarf_begin_elf.c (dwarf_begin_elf): Likewise.
97	* dwarf_getlocation.c (attr_ok, __libdw_intern_expression): Likewise.
98	* dwarf_getsrclines.c (read_srclines): Likewise.
99	* libdw.h: Fix spelling typos in comments.
100	* libdwP.h: Likewise.
101
1022020-12-09  Dmitry V. Levin  <ldv@altlinux.org>
103
104	* Makefile.am (noinst_PROGRAMS): Rename to noinst_DATA.
105	(libdw_so_SOURCES): Remove.
106	(MOSTLYCLEANFILES): Add libdw.so.
107
1082020-11-30  Dmitry V. Levin  <ldv@altlinux.org>
109
110	* Makefile.am (libdw.so$(EXEEXT)): Drop $(EXEEXT) suffix.
111
1122020-11-01  Érico N. Rolim  <erico.erc@gmail.com>
113
114	* Makefile.am (libdw_so_LDLIBS): Add fts_LIBS.
115
1162020-10-28  Tom Tromey  <tom@tromey.com>
117
118	PR26773
119	* dwarf_getlocation.c (store_implicit_value): Use
120	__libdw_get_uleb128_unchecked.
121	* memory-access.h (get_sleb128_step): Assume unsigned type for
122	'var'.
123	(__libdw_get_sleb128, __libdw_get_sleb128_unchecked): Work in
124	unsigned type.  Handle final byte.
125
1262020-10-19  Mark Wielaard  <mark@klomp.org>
127
128	* dwarf_frame_register.c (dwarf_frame_register): Declare ops_mem
129	as array of (at least) 3 elements.
130	* libdw.h (dwarf_frame_register): Add extra explanation of ops_mem
131	argument.
132
1332020-10-23  Tom Tromey  <tom@tromey.com>
134
135	* memory-access.h (read_3ubyte_unaligned_inc): Call
136	read_3ubyte_unaligned.
137
1382020-09-03  Mark Wielaard  <mark@klomp.org>
139
140	* dwarf.h: Add DW_CFA_AARCH64_negate_ra_state.
141	* cfi.h (struct Dwarf_CFI_s): Add e_machine field.
142	* cfi.c (execute_cfi): Recognize, but ignore
143	DW_CFA_AARCH64_negate_ra_state on aarch64.
144	* dwarf_getcfi.c (dwarf_getcfi): Set cfi e_machine.
145	* dwarf_getcfi_elf.c (allocate_cfi): Take ehdr as argument and set
146	cfi e_machine.
147	(getcfi_gnu_eh_frame): Pass ehdr to allocate_cfi.
148	(getcfi_scn_eh_frame): Likewise.
149
1502020-09-03  Mark Wielaard  <mark@klomp.org>
151
152	* libdw.map (ELFUTILS_0.126): Remove local wildcard.
153	(ELFUTILS_0.127): Likewise.
154	(ELFUTILS_0.130): Likewise.
155	(ELFUTILS_0.136): Likewise.
156	(ELFUTILS_0.138): Likewise.
157
1582020-08-25  Mark Wielaard  <mark@klomp.org>
159
160	* dwarf_getlocation.c (check_constant_offset): Rename to...
161	(is_constant_offset): .. this.
162
1632020-06-28  Mark Wielaard  <mark@klomp.org>
164
165	* linux-kernel-modules.c (intuit_kernel_bounds): Check read_address
166	returns an increasing address when searching for end.
167
1682020-06-16  Mark Wielaard  <mark@klomp.org>
169
170	* cfi.c (execute_cfi): Add missing FALLTHROUGH.
171
1722020-05-08  Mark Wielaard  <mark@klomp.org>
173
174	* libdw_visit_scopes.c (walk_children): Don't recurse into imported
175	DW_TAG_compile_units.
176
1772020-05-08  Mark Wielaard  <mark@klomp.org>
178
179	* dwarf_decl_file.c (dwarf_decl_file): Use attr CU instead of DIE
180	CU to resolve file name.
181	* dwarf_ranges.c(dwarf_ranges): Document which CU we use when.
182	* libdw.h (dwarf_attr_integrate): Extend documentation.
183
1842020-04-25  Mark Wielaard  <mark@klomp.org>
185
186	* libdw_alloc.c (__libdw_alloc_tail): Call Dwarf oom_handler()
187	when malloc fails.
188
1892020-04-17  Mark Wielaard  <mark@klomp.org>
190
191	* dwarf_begin_elf.c (check_section): Handle .gnu.debuglto_ prefix.
192
1932019-10-28  Aaron Merey  <amerey@redhat.com>
194
195	* Makefile.am (libdw_so_LDLIBS): Add -ldl for libdebuginfod.so dlopen.
196
1972019-11-10  Mark Wielaard  <mark@klomp.org>
198
199	* libdwP.h (libdw_unalloc): New define.
200	(libdw_typed_unalloc): Likewise.
201	(__libdw_thread_tail): New function declaration.
202	* libdw_alloc.c (__libdw_thread_tail): New function.
203	* dwarf_getabbrev.c (__libdw_getabbrev): Call libdw_typed_unalloc
204	when reading invalid data or when hash collission detected.
205
2062019-10-28  Jonathon Anderson  <jma14@rice.edu>
207
208	* libdw_alloc.c: Added __libdw_alloc_tail.
209	(__libdw_allocate): Switch to use the mem_tails array.
210	* libdwP.h (Dwarf): Likewise.
211	* dwarf_begin_elf.c (dwarf_begin_elf): Support for above.
212	* dwarf_end.c (dwarf_end): Likewise.
213	* atomics.h: Add support for thread_local.
214
2152019-10-28  Mark Wielaard  <mark@klomp.org>
216
217	* dwarf_sig8_hash.h: Include libdw.h. Remove COMPARE. Include
218	dynamicsizehash_concurrent.h.
219	* dwarf_sig8_hash.c: Include dynamicsizehash_concurrent.c.
220	* dwarf_formref_die.c (dwarf_formref_die): Drop NULL argument to
221	Dwarf_Sig8_Hash_find.
222
2232019-08-26  Srđan Milaković  <sm108@rice.edu@rice.edu>
224
225	* dwarf_abbrev_hash.{c,h}: Use the *_concurrent hash table.
226
2272019-11-01  Jonathon Anderson  <jma14@rice.edu>
228
229	* dwarf_begin_elf.c (valid_p): Switch calloc for malloc for fake CUs.
230	Add explicit initialization of some fields.
231	* dwarf_end.c (cu_free): Add clause to limit freeing of CU internals.
232
2332019-08-26  Jonathon Anderson  <jma14@rice.edu>
234
235	* libdw_alloc.c (__libdw_allocate): Added thread-safe stack allocator.
236	* libdwP.h (Dwarf): Likewise.
237	* dwarf_begin_elf.c (dwarf_begin_elf): Support for above.
238	* dwarf_end.c (dwarf_end): Likewise.
239	* Makefile.am: Use -pthread to provide rwlocks.
240
2412019-07-05  Omar Sandoval  <osandov@fb.com>
242
243	* Makefile.am (libdw_so_LIBS): Replace libebl.a with libebl_pic.a.
244	Move libebl_pic.a to the beginning so that libdw symbols are resolved.
245	(libdw_so_LDLIBS): Remove -ldl.
246	(libdw.so): Remove -rpath.
247	(libdw_a_LIBADD): Add libebl, libebl_backends, and libcpu objects.
248
2492019-08-25  Jonathon Anderson  <jma14@rice.edu>
250
251	* dwarf_getcfi.c (dwarf_getcfi): Set default_same_value to false.
252
2532019-08-12  Mark Wielaard  <mark@klomp.org>
254
255	* libdw.map (ELFUTILS_0.177): Add new version of dwelf_elf_begin.
256
2572019-06-28  Mark Wielaard  <mark@klomp.org>
258
259	* libdw.map (ELFUTILS_0.177): New section. Add
260	dwelf_elf_e_machine_string.
261
2622019-05-16  Mark Wielaard  <mark@klomp.org>
263
264	* dwarf.h: Add DW_AT_GNU_numerator, DW_AT_GNU_denominator and
265	DW_AT_GNU_bias.
266
2672019-04-28  Mark Wielaard  <mark@klomp.org>
268
269	* dwarf_siblingof.c (dwarf_siblingof): Don't initialize addr.
270
2712019-04-28  Mark Wielaard  <mark@klomp.org>
272
273	* dwarf_getlocation.c (dwarf_getlocation_addr): Call
274	check_constant_offset with llbufs and listlens directly.
275
2762019-04-27  Mark Wielaard  <mark@klomp.org>
277
278	* dwarf_getlocation.c (store_implicit_value): Check dbg isn't
279	NULL.
280
2812019-02-02  Mark Wielaard  <mark@klomp.org>
282
283	* dwarf_nextcu.c (__libdw_next_unit): Define bytes_end.
284	Check there are enough bytes to read extended length, version
285	and unit.
286
2872019-01-20  Mark Wielaard  <mark@klomp.org>
288
289	* dwarf_getsrclines.c (read_srclines): Check terminating NUL byte
290	for dir and file lists.
291
2922018-10-23  Mark Wielaard  <mark@klomp.org>
293
294	* dwarf_child.c (__libdw_find_attr): Initialize readp to NULL.
295	* dwarf_getattrs.c (dwarf_getattrs): Initialize die_addr to NULL.
296
2972018-10-20  Mark Wielaard  <mark@klomp.org>
298
299	* libdw.map (ELFUTILS_0.175): New section. Add dwelf_elf_begin.
300
3012018-10-29  Milian Wolff  <milian.wolff@kdab.com>
302
303	* dwarf_getcfi_elf.c (getcfi_shdr): Check sh_type != SHT_NOBITS.
304
3052018-09-13  Mark Wielaard  <mark@klomp.org>
306
307	* dwarf_begin_elf.c (check_section): Drop ehdr argument, add and
308	use shstrndx argument.
309	(global_read): Likewise.
310	(scngrp_read): Likewise.
311	(dwarf_begin_elf): Call elf_getshdrstrndx. Pass shstrndx to
312	global_read or scngrp_read.
313
3142018-08-18  Mark Wielaard  <mark@klomp.org>
315
316	* dwarf_getabbrev.c (__libdw_getabbrev): Continue until both name
317	and form are zero.
318	* dwarf_hasattr.c (dwarf_hasattr): Stop when both name and form
319	are zero.
320
3212018-08-18  Mark Wielaard  <mark@klomp.org>
322
323	* dwarf_getaranges.c (dwarf_getaranges.c): Make sure there is enough
324	data to read the address and segment size.
325
3262018-07-04  Ross Burton <ross.burton@intel.com>
327
328	* libdw_alloc.c: Remove error.h include.
329
3302018-06-28  Mark Wielaard  <mark@klomp.org>
331
332	* dwarf_next_cfi.c (dwarf_next_cfi): Check whether length is zero.
333
3342018-06-27  Mark Wielaard  <mark@klomp.org>
335
336	* dwarf_begin_elf.c (check_section): Allow a single .debug_frame
337	section.
338
3392018-06-26  Mark Wielaard  <mark@klomp.org>
340
341	* libdw.h (dwarf_getscn_info): Remove.
342	* libdw.map (ELFUTILS_0.122): Remove dwarf_getscn_info.
343
3442018-06-25  Mark Wielaard  <mark@klomp.org>
345
346	* Makefile.am (libdw_a_SOURCES): Add dwarf_next_lines.c.
347	* libdw.h (dwarf_next_lines): New function declaration.
348	* libdw.map (ELFUTILS_0.173): New section.
349	* dwarf_next_lines.c: New files.
350	* dwarf_begin_elf.c (check_section): Don't error out when elf
351	decompression fails.
352	(valid_p): Allow just a single .debug_line section.
353	* dwarf_getsrclines.c (read_srclines): Keep files relative if comp_dir
354	is missing.
355
3562018-06-22  Mark Wielaard  <mark@klomp.org>
357
358	* dwarf_nextcu.c (__libdw_next_unit): Set next_off to -1 when it would
359	wrap around.
360
3612018-06-18  Mark Wielaard  <mark@klomp.org>
362
363	* dwarf_aggregate_size.c (array_size): New depth argument. Use
364	aggregate_size instead of dwarf_aggregate_size and pass depth.
365	(aggregate_size): New depth argument. Check depth isn't bigger
366	than MAX_DEPTH (256). Pass depth to recursive calls.
367	(dwarf_aggregate_size): ass zero as depth to aggregate_size.
368
3692018-06-18  Mark Wielaard  <mark@klomp.org>
370
371	* dwarf_peel_type.c (dwarf_peel_type): Limit modifier chain to 64.
372
3732018-06-18  Mark Wielaard  <mark@klomp.org>
374
375	* dwarf_aggregate_size.c (aggregate_size): Check die is not NULL.
376
3772018-06-17  Luiz Angelo Daros de Luca  <luizluca@gmail.com>
378
379	* dwarf_getsrclines.c (read_srclines): Intialize filelist early.
380
3812018-06-15  Mark Wielaard  <mark@klomp.org>
382
383	* dwarf_getlocation.c (check_constant_offset): Clarify DW_FORM_data16
384	isn't really a constant.
385	(dwarf_getlocation): Don't handle DW_FORM_data16 as block.
386	(dwarf_getlocation_addr): Likewise.
387	(dwarf_getlocations): Likewise.
388
3892018-06-12  Mark Wielaard  <mark@klomp.org>
390
391	* memory-access.h (read_3ubyte_unaligned_inc): New define.
392
3932018-06-12  Mark Wielaard  <mark@klomp.org>
394
395	* libdw.h (__libdw_dieabbrev): Set die->abbrev to DWARF_END_ABBREV
396	on failure.
397
3982018-06-10  Mark Wielaard  <mark@klomp.org>
399
400	* dwarf_attr_integrate.c (dwarf_attr_integrate): Stop after 16 DIE
401	ref chains.
402	* dwarf_hasattr_integrate.c (dwarf_hasattr_integrate): Likewise.
403
4042018-06-08  Mark Wielaard  <mark@klomp.org>
405
406	* dwarf_getabbrev.c (dwarf_getabbrev): Check die and offset.
407
4082018-06-08  Mark Wielaard  <mark@klomp.org>
409
410	* dwarf_get_units.c (dwarf_get_units): Handle existing error, no
411	dwarf.
412
4132018-06-08  Mark Wielaard  <mark@klomp.org>
414
415	* dwarf_getlocation.c (store_implicit_value): Return error when
416	seeing bad DWARF or when tsearch runs out of memory.
417	(__libdw_intern_expression): Report error when store_implicit_value
418	reported an error.
419
4202018-06-08  Mark Wielaard  <mark@klomp.org>
421
422	* dwarf_getsrclines.c (read_srclines): Sanity check ndirs and nfiles.
423
4242018-06-08  Mark Wielaard  <mark@klomp.org>
425
426	* dwarf_getlocation_attr.c (addr_valp): Set error and return NULL
427	when there is no .debug_addr section.
428	(dwarf_getlocation_attr): If addr_valp returns NULL, then return -1.
429
4302018-06-07  Mark Wielaard  <mark@klomp.org>
431
432	* libdw_findcu.c (__libdw_intern_next_unit): Report DWARF_E_VERSION,
433	not DWARF_E_INVALID_DWARF on unknown version. Set address_size and
434	offset_size to 8 when unknown.
435
4362018-06-06  Mark Wielaard  <mark@klomp.org>
437
438	* libdwP.h (__libdw_dieabbrev): Check DIE addr falls in cu.
439
4402018-06-06  Mark Wielaard  <mark@klomp.org>
441
442	* dwarf_getlocation_die.c (dwarf_getlocation_die): Check offset
443	falls inside cu data.
444
4452018-06-05  Mark Wielaard  <mark@klomp.org>
446
447	* dwarf_getsrclines.c (read_srclines): Explicitly set diridx to -1
448	in case dwarf_formudata fails.
449
4502018-06-05  Mark Wielaard  <mark@klomp.org>
451
452	* dwarf_getaranges (dwarf_getaranges): Free new_arange if
453	__libdw_findcu fails.
454
4552018-06-05  Mark Wielaard  <mark@klomp.org>
456
457	* dwarf_getsrclines.c (read_srclines): Define dirarray early and
458	check whether or not it is equal to dirstack on exit/out before
459	cleanup.
460
4612018-06-05  Mark Wielaard  <mark@klomp.org>
462
463	* dwarf_getalt.c (find_debug_altlink): id_path array should be 2
464	larger to contain MAX_BUILD_ID_BYTES.
465
4662018-05-31  Mark Wielaard  <mark@klomp.org>
467
468	* libdw_find_split_unit.c (try_split_file): New function extracted
469	from...
470	(__libdw_find_split_unit): ... here. Try both the relative and
471	absolute paths to find a .dwo file.
472
4732018-05-30  Mark Wielaard  <mark@klomp.org>
474
475	* libdw/dwarf_getsrclines.c (read_srclines): Change ndir and
476	ndirlist to size_t. Add check to see ndirlist doesn't overflow.
477
4782018-05-31  Mark Wielaard  <mark@klomp.org>
479
480	* dwarf_dieoffset.c: Check die->cu != NULL. Return -1, not ~0ul
481	on failure.
482
4832018-05-29  Mark Wielaard  <mark@klomp.org>
484
485	* dwarf_cuoffset.c (dwarf_cuoffset): Check die->cu is not NULL.
486	* dwarf_die_addr_die.c (dwarf_die_addr_die): Also search split
487	Dwarfs.
488	* libdwP.h (struct Dwarf): Add split_tree field.
489	(__libdw_find_split_dbg_addr): New internal function definition.
490	(__libdw_finddbg_cb): Likewise.
491	* libdw_find_split_unit.c (__libdw_find_split_unit): Insert split
492	Dwarf into skeleton dbg split_tree.
493	* libdw_findcu.c (__libdw_finddbg_cb): New function.
494	(__libdw_find_split_dbg_addr): Likewise.
495	* dwarf_end (dwarf_end): Destroy split_tree.
496
4972018-05-29  Mark Wielaard  <mark@klomp.org>
498
499	* dwarf.h: Add GNU DebugFission list entry encodings
500	DW_LLE_GNU_end_of_list_entry,
501	DW_LLE_GNU_base_address_selection_entry,
502	DW_LLE_GNU_start_end_entry and DW_LLE_GNU_start_length_entry.
503	* dwarf_ranges.c (__libdw_read_begin_end_pair_inc): Handle
504	GNU DebugFission list entries.
505
5062018-05-28  Mark Wielaard  <mark@klomp.org>
507
508	* libdw_find_split_unit.c (__libdw_find_split_unit): End split_dwarf
509	only after we tried every unit id in it.
510
5112018-04-07  Mark Wielaard  <mark@klomp.org>
512
513	* libdwP.h (struct Dwarf_CU): Add locs_base.
514	(__libdw_cu_locs_base): New static inline function.
515	* libdw_findcu.c (__libdw_intern_next_unit): Initialize locs_base.
516	* dwarf_begin_elf.c (valid_p): Create fake_loclists_cu if necessary.
517	* dwarf_end.c (dwarf_end): Clean up fake_loclists_cu.
518	* dwarf_getlocation.c (initial_offset): Handle .debug_loclists.
519	(getlocations_addr): Likewise.
520	(dwarf_getlocation_addr): Likewise.
521	* dwarf_getlocation_attr.c (attr_form_cu): Use fake_loclists_cu for
522	DWARF5.
523	(initial_offset): Handle DW_FORM_loclistx.
524	* dwarf_ranges.c (__libdw_read_begin_end_pair_inc): Handle
525	.debug_loclists.
526	* libdwP.h (struct Dwarf): Add fake_loclists_cu.
527
5282018-04-12  Mark Wielaard  <mark@klomp.org>
529
530	* dwarf.h: Add DWARF5 location list entry DW_LLE encodings.
531	* begin_elf.c (dwarf_scnnames): Add IDX_debug_loclists.
532	* dwarf_error.c (errmsgs): Remove DWARF_E_NO_LOCLIST. And replace
533	with DWARF_E_NO_DEBUG_LOC, DWARF_E_NO_DEBUG_LOCLISTS and
534	DWARF_E_NO_LOC_VALUE.
535	* dwarf_formudata.c (dwarf_formudata): Handle DW_AT_loclists_base
536	and DW_FORM_loclistx.
537	* dwarf_getlocation.c (attr_ok): Use DWARF_E_NO_LOC_VALUE.
538	(initial_offset): Use DWARF_E_NO_DEBUG_LOC.
539	* libdwP.h: Add IDX_debug_rnglists. Remove DWARF_E_NO_LOCLIST.
540	Add DWARF_E_NO_DEBUG_LOC, DWARF_E_NO_DEBUG_LOCLISTS and
541	DWARF_E_NO_LOC_VALUE.
542
5432018-05-25  Mark Wielaard  <mark@klomp.org>
544
545	* libdw_find_split_unit.c (__libdw_find_split_unit): Extract linking
546	skeleton and split compile units code into...
547	* libdwP (__libdw_link_skel_split): ...this new function.
548
5492018-04-06  Mark Wielaard  <mark@klomp.org>
550
551	* dwarf_formaddr.c (__libdw_addrx): New function, extracted from...
552	(dwarf_formaddr): here. Use __libdw_addrx.
553	* dwarf_getlocation.c (getlocations_addr): Pass cu to
554	__libdw_read_begin_end_pair_inc.
555	* dwarf_ranges.c (__libdw_read_begin_end_pair_inc): Take cu as
556	argument. Handle .debug_rnglists.
557	(initial_offset): Handle .debug_rnglists and DW_FORM_rnglistx.
558	(dwarf_ranges): Likewise. Check cu isn't NULL before use. Pass cu to
559	__libdw_read_begin_end_pair_inc.
560	* libdwP.h (__libdw_read_begin_end_pair_inc): Take cu as argument.
561	(__libdw_cu_ranges_base): Handle DW_AT_rnglists_base.
562	(__libdw_addrx): New function definition.
563
5642018-04-11  Mark Wielaard  <mark@klomp.org>
565
566	* dwarf.h: Add DWARF5 range list entry DW_RLE encodings.
567	* begin_elf.c (dwarf_scnnames): Add IDX_debug_rnglists.
568	* dwarf_error.c (errmsgs): Add DWARF_E_NO_DEBUG_RNGLISTS.
569	* dwarf_formudata.c (dwarf_formudata): Handle DW_AT_rnglists_base
570	and DW_FORM_rnglistx.
571	* dwarf_getscopes.c (pc_match): Also check for
572	DWARF_E_NO_DEBUG_RNGLISTS.
573	* libdwP.h: Add IDX_debug_rnglists.
574
5752018-05-25  Mark Wielaard  <mark@klomp.org>
576
577	* dwarf_getlocation_attr.c (__libdw_cu_addr_base): Cast offset to
578	uintptr_t before returning as pointer.
579
5802018-05-22  Mark Wielaard  <mark@klomp.org>
581
582	* dwarf_getlocation.c (__libdw_cu_base_address): Treat errors of
583	getting lowpc or entrypc the same as missing base address (zero).
584	* dwarf_highpc (dwarf_highpc): Handle any address form. Always set
585	error when attribute could not be found.
586
5872018-05-21  Mark Wielaard  <mark@klomp.org>
588
589	* dwarf_begin_elf.c (valid_p): Add a fake_addr_cu to the result.
590	* dwarf_end.c (cu_free): Disconnect the fake_addr_cu from the split
591	dwarf if shared with skeleton.
592	(dwarf_end): release fake_addr_cu.
593	* dwarf_formaddr.c (__libdw_cu_addr_base): Move to...
594	* libdwP.h (__libdw_cu_addr_base): ... here.
595	(struct Dwarf): Add fake_addr_cu field.
596	* dwarf_formudata.c (dwarf_formudata): Handle
597	DW_FORM_GNU_addr_index and DW_FORM_addrx[1234].
598	* dwarf_getlocation_attr.c (addr_valp): New static function.
599	(dwarf_getlocation_attr): Create attribute for values of
600	DW_OP_GNU_const_index, DW_OP_constx and DW_OP_GNU_addr_index and
601	DW_OP_addrx.
602	* libdw_find_split_unit.c (__libdw_find_split_unit): Connect
603	IDX_debug_addr sectiondata and fake_addr_cu between split and
604	skeleton.
605
6062018-05-20  Mark Wielaard  <mark@klomp.org>
607
608	* dwarf_cu_info.c: New file.
609	* Makefile.am (libdw_a_SOURCES): Add dwarf_cu_info.c.
610	* libdw.h (dwarf_cu_info): New function declaration.
611	* libdw.map (ELFUTILS_0.171): Add dwarf_cu_info.
612
6132018-05-24  Mark Wielaard  <mark@klomp.org>
614
615	* dwarf_ranges.c (dwarf_ranges): Check for NULL cu.
616	* libdw_findcu.c (__libdw_intern_next_unit): Initialize ranges_base.
617
6182018-05-18  Mark Wielaard  <mark@klomp.org>
619
620	* dwarf_formudata.c (__libdw_formptr): Handle the special case
621	of IDX_debug_ranges for DW_UT_split_compile with version < 5.
622	* dwarf_highpc.c (dwarf_highpc): Use dwarf_lowpc, check for
623	split compile cudie.
624	* dwarf_lowpc.c (dwarf_lowpc): Check for split compile cudie.
625	* dwarf_ranges.c (dwarf_ranges): Switch cu and sectiondata for
626	split compile units.
627	* libdwP.h (struct Dwarf_CU): Add ranges_base field.
628	(__libdw_cu_ranges_base): New static inline function.
629
6302018-05-18  Mark Wielaard  <mark@klomp.org>
631
632	* libdw_findcu.c (__libdw_intern_next_unit): Init files to NULL.
633	* dwarf_getsrclines.c (dwarf_getsrclines): Handle split units by
634	taking the line table from the skeleton.
635	* dwarf_getsrcfiles.c (dwarf_getsrcfiles): Handle split units by
636	only taking the files from .debug_line offset zero (if it exists),
637	otherwise fall back to the skeleton.
638
6392018-05-17  Mark Wielaard  <mark@klomp.org>
640
641	* dwarf_begin_elf.c (__libdw_debugdir): New function.
642	(valid_p): Call __libdw_debugdir.
643	* dwarf_end.c (dwarf_end.c): Free debugdir.
644	* dwarf_getalt.c (__libdw_filepath): Extract __libdw_debugdir logic.
645	take debugdir as argument instead of fd.
646	(find_debug_altlink): Call __libdw_filepath with debugdir.
647	* libdwP.h (struct Dwarf): Add debugdir field.
648	(__libdw_debugdir): New function prototype.
649	(__libdw_filepath): Adjust prototype to take a const char * instead of
650	an int.
651	* libdw_find_split_unit.c (__libdw_find_split_unit): Call
652	__libdw_filepath with debugdir.
653
6542018-05-17  Mark Wielaard  <mark@klomp.org>
655
656	* dwarf_attr_integrate.c (dwarf_attr_integrate): Handle split_compile
657	unit DIE, search skeleton_compile unit DIE.
658	* dwarf_hasattr_integrate.c (dwarf_hasattr_integrate): Likewise.
659	* libdwP.h (is_cudie): Check cu is not NULL.
660
6612018-05-19  Mark Wielaard  <mark@klomp.org>
662
663	* libdwP.h (__libdw_find_split_unit): Mark as internal_function.
664
6652018-05-15  Mark Wielaard  <mark@klomp.org>
666
667	* Makefile.am (libdw_a_SOURCES): Add libdw_find_split_unit.c.
668	* dwarf_end.c (cu_free): Free split Dwarf.
669	* dwarf_get_units.c (dwarf_get_units): Handle DW_UT_skeleton by
670	calling __libdw_find_split_unit.
671	* libdwP.h (struct Dwarf_CU): Add split Dwarf_CU field.
672	(__libdw_find_split_unit): New function prototype.
673	(str_offsets_base_off): Use cu Dwarf if dbg is NULL.
674	(filepath): Rename to ...
675	(__libdw_filepath): This. Which is the actual function name in
676	dwarf_getalt.c.
677	(libdw_find_split_unit.c): New file.
678	* libdw_findcu.c (__libdw_intern_next_unit): Initialize split to -1.
679
6802018-05-15  Mark Wielaard  <mark@klomp.org>
681
682	* libdwP.h (__libdw_first_die_from_cu_start): Adjust commented out
683	asserts.
684	* libdw_findcu.c (__libdw_intern_next_unit): For version 4 DWARF if
685	the cudie has a DW_AT_GNU_dwi_id set the unit_id8 and unit_type to
686	DW_UT_skeleton or DW_UT_split_compile based on whether the cudie has
687	child DIEs and a DW_AT_GNU_dwo_name attribute.
688
6892018-05-14  Mark Wielaard  <mark@klomp.org>
690
691	* dwarf.h: Add GNU Debug Fission extensions. DW_AT_GNU_dwo_name,
692	DW_AT_GNU_dwo_id, DW_AT_GNU_ranges_base, DW_AT_GNU_addr_base,
693	DW_AT_GNU_pubnames, DW_AT_GNU_pubtypes. DW_FORM_GNU_addr_index,
694	DW_FORM_GNU_str_index. DW_OP_GNU_addr_index, DW_OP_GNU_const_index.
695	* dwarf_formaddr.c (dwarf_formaddr): Handle DW_FORM_GNU_addr_index
696	as DW_FORM_addrx.
697	(__libdw_cu_addr_base): Check for both DW_AT_GNU_addr_base and
698	DW_AT_addr_base.
699	* dwarf_formstring.c (dwarf_formstring): Handle DW_FORM_GNU_str_index
700	as DW_FORM_strx.
701	* dwarf_formudata.c (dwarf_formudata): Recognize DW_AT_GNU_addr_base
702	as addrptr. Recognize DW_AT_GNU_ranges_base as rangelistptr.
703	* dwarf_getlocation.c (__libdw_intern_expression): Handle
704	DW_OP_GNU_addr_index as DW_OP_addrx and DW_OP_GNU_const_index as
705	DW_OP_constx.
706	* libdw_form.c (__libdw_form_val_compute_len): Handle
707	DW_FORM_GNU_addr_index and DW_FORM_GNU_str_index taking an uleb128.
708
7092018-05-12  Mark Wielaard  <mark@klomp.org>
710
711	* dwarf_begin_elf.c (check_section): Also recognize .dwo section
712	name variants.
713
7142018-05-11  Mark Wielaard  <mark@klomp.org>
715
716	* dwarf_formudata.c (dwarf_formudata): Handle DW_AT_macros as macptr.
717	* dwarf_getmacros.c (get_table_for_offset): Add DW_MACRO_define_sup,
718	DW_MACRO_undef_sup, DW_MACRO_import_sup, DW_MACRO_define_strx and
719	DW_MACRO_undef_strx. Add str_offsets_base_off to fake CU. Deal with
720	DW_AT_macros. Use libdw_valid_user_form.
721
7222018-05-09  Mark Wielaard  <mark@klomp.org>
723
724	* dwarf_formstring.c (__libdw_cu_str_off_base): Moved to...
725	* libdwP.h (__libdw_cu_str_off_base): ...here. Make static inline.
726	(str_offsets_base_off): New internal function that also parses
727	.debug_str_offsets header if necessary.
728
7292018-05-11  Mark Wielaard  <mark@klomp.org>
730
731	* dwarf_siblingof.c (dwarf_siblingof): Don't reference cu till it is
732	known the Dwarf_Die is came from is valid.
733	* libdwP.h (__libdw_dieabbrev): Check cu is not NULL.
734
7352018-05-08  Mark Wielaard  <mark@klomp.org>
736
737	* dwarf_formref.c (__libdw_formref): Explicitly don't handle
738	DW_FORM_ref_sup4 and DW_FORM_ref_sup8.
739	* dwarf_formref_die.c (dwarf_formref_die): Handle DW_FORM_ref_sup4
740	and DW_FORM_ref_sup8.
741	* dwarf_formstring.c (dwarf_formstring): Handle DW_FORM_strp_sup
742	as DW_FORM_GNU_strp_alt.
743
7442018-05-05  Mark Wielaard  <mark@klomp.org>
745
746	* dwarf.h: Add DWARF line content descriptions.
747	* libdwP.h (libdw_valid_user_form): New static function.
748	* dwarf_getsrclines.c (read_srclines): Check and parse version 5
749	DWARF header, dir and file tables separately from older versions
750	where different.
751
7522018-04-24  Mark Wielaard  <mark@klomp.org>
753
754	* dwarf_begin_elf.c (dwarf_scnnames): Add ".debug_line_str".
755	* dwarf_error.c (errmsgs): Add DWARF_E_NO_DEBUG_STR and
756	DWARF_E_NO_DEBUG_LINE_STR.
757	* dwarf_formstring.c (dwarf_formstring): Handle DW_FORM_line_strp.
758	Get data from either .debug_str or .debug_line_str.
759	* libdwP.h: Add IDX_debug_line_str, DWARF_E_NO_DEBUG_STR and
760	DWARF_E_NO_DEBUG_LINE_STR.
761
7622018-04-03  Mark Wielaard  <mark@klomp.org>
763
764	* dwarf_formudata.c (__libdw_formptr): Take and return const
765	unsigned char pointers.
766	* dwarf_getlocation.c (attr_base_address): Rename to...
767	(__libdw_cu_base_address): this. Take Dwarf_CU, check and set
768	base_address.
769	(initial_offset_base): Renamed to...
770	(initial_offset): this. Only provide offset.
771	(getlocations_addr): Move data size check and
772	address base addition into __libdw_read_begin_end_pair_inc. Use
773	__libdw_cu_base_address and initial_offset. Drop Elf_Data NULL
774	check (already done by initial_offset, through __libdw_formptr).
775	(dwarf_getlocations): Use __libdw_cu_base_address and initial_offset.
776	Drop Elf_Data NULL check.
777	* dwarf_ranges.c (__libdw_read_begin_end_pair_inc): Change argument
778	type of readp to Add readend argument. Check data size. Include base
779	in begin and end result.
780	(initial_offset): New static function.
781	(dwarf_ranges): Don't check Elf_Data being NULL (already done by
782	initial_offset, through __libdw_formptr). Use __libdw_cu_base_address
783	and initial_offset. Remove base check and addition (already done by
784	__libdw_read_begin_end_pair_inc.
785	* libdwP.h (Dwarf_CU): Add base_address field.
786	(__libdw_read_begin_end_pair_inc): Change argument type of readp to
787	const. Add readend argument.
788	(__libdw_formptr): Take and return const unsigned char pointers.
789	* libdw_findcu.c (__libdw_intern_next_unit): Initialize Dwarf_CU
790	base_address.
791
7922018-04-04  Mark Wielaard  <mark@klomp.org>
793
794	* libdw_findcu.c (__libdw_intern_next_unit): Initialize Dwarf_CU
795	addr_base and str_off_base.
796
7972018-03-23  Mark Wielaard  <mark@klomp.org>
798
799	* dwarf_begin_elf.c (dwarf_scnnames): Add IDX_debug_str_offsets,
800	increase size.
801	* dwarf_error.c (errmsgs): Add DWARF_E_NO_STR_OFFSETS.
802	* dwarf_formstring.c (dwarf_formstring): Handle DW_FORM_strx[1234].
803	(__libdw_cu_str_off_base): New function.
804	* dwarf_formudata.c (dwarf_formudata): Handle IDX_debug_str_offsets
805	as stroffsetsptr.
806	* libdwP.h: Add IDX_debug_str_offsets and DWARF_E_NO_STR_OFFSETS.
807	(struct Dwarf_CU): Add str_off_base field.
808	(__libdw_cu_str_off_base): New function declaration.
809
8102018-03-22  Mark Wielaard  <mark@klomp.org>
811
812	* dwarf_begin_elf.c (dwarf_scnnames): Add IDX_debug_addr.
813	* dwarf_error.c (errmsgs): Add DWARF_E_NO_DEBUG_ADDR.
814	* dwarf_formaddr.c (dwarf_formaddr): Handle DW_FORM_addrx[1234].
815	(__libdw_cu_addr_base): New function.
816	* dwarf_formudata.c (dwarf_formudata): Handle DW_AT_addr_base as
817	addrptr.
818	* libdwP.h: Add IDX_debug_addr and DWARF_E_NO_DEBUG_ADDR.
819	(struct Dwarf_CU): Add addr_base field.
820	(__libdw_cu_addr_base): New function definition.
821	* memory-access.h (file_byte_order): New static function.
822	(read_3ubyte_unaligned): New inline function.
823
8242018-03-29  Mark Wielaard  <mark@klomp.org>
825
826	* libdw.h (dwarf_decl_file): Extend documentation.
827	(dwarf_linesrc): Likewise.
828	(dwarf_filesrc): Likewise.
829
8302018-03-06  Mark Wielaard  <mark@klomp.org>
831
832	* dwarf.h: Add DW_OP_implicit_pointer, DW_OP_addrx, DW_OP_constx,
833	DW_OP_entry_value, DW_OP_const_type, DW_OP_regval_type,
834	DW_OP_deref_type, DW_OP_xderef_type, DW_OP_convert and
835	DW_OP_reinterpret.
836	* dwarf_getlocation.c (__libdw_intern_expression): Handle
837	DW_OP_convert, DW_OP_reinterpret, DW_OP_addrx, DW_OP_constx,
838	DW_OP_regval_type, DW_OP_entry_value, DW_OP_implicit_pointer,
839	DW_OP_deref_type, DW_OP_xderef_type and DW_OP_const_type.
840	* dwarf_getlocation_attr.c (dwarf_getlocation_attr): Handle
841	DW_OP_entry_value, DW_OP_const_type and DW_OP_implicit_pointer.
842	* dwarf_getlocation_die.c (dwarf_getlocation_die): Handle
843	DW_OP_implicit_pointer, DW_OP_convert, DW_OP_reinterpret,
844	DW_OP_const_type, DW_OP_regval_type, DW_OP_deref_type and
845	DW_OP_xderef_type.
846	* dwarf_getlocation_implicit_pointer.c
847	(dwarf_getlocation_implicit_pointer): Handle DW_OP_implicit_pointer.
848
8492018-03-01  Mark Wielaard  <mark@klomp.org>
850
851	* dwarf.h: Add DW_AT_GNU_locviews and DW_AT_GNU_entry_view.
852	* dwarf_formudata.c (dwarf_formudata): Handle DW_AT_GNU_locviews
853	as a loclistptr.
854
8552018-02-09  Mark Wielaard  <mark@klomp.org>
856
857	* dwarf_formblock.c (dwarf_formblock): Handle DW_FORM_data16 as a
858	16 byte block.
859
8602018-02-09  Mark Wielaard  <mark@klomp.org>
861
862	* dwarf_child.c (__libdw_find_attr): Handle DW_FORM_implicit_const.
863	* dwarf_formsdata.c (dwarf_formsdata): Likewise.
864	* dwarf_formudata.c (dwarf_formudata): Likewise.
865	* dwarf_getabbrev.c (__libdw_getabbrev): Likewise.
866	* dwarf_getattrs.c (dwarf_getattrs): Likewise.
867	* dwarf_hasattr.c (dwarf_hasattr): Likewise.
868	* dwarf_getabbrevattr.c (dwarf_getabbrevattr_data): New function
869	that will also return any data associated with the abbrev. Which
870	currently is only for DW_FORM_implicit_const. Based on...
871	(dwarf_getabbrevattr): ... this function. Which now just calls
872	dwarf_getabbrevattr_data.
873	* libdw.h (dwarf_getabbrevattr_data): Declare new function.
874	* libdw.map (ELFUTILS_0.170): Add dwarf_getabbrevattr_data.
875	* libdwP.h (dwarf_getabbrevattr_data): INTDECL.
876	* memory-access.h (__libdw_get_sleb128_unchecked): New inlined
877	function based on __libdw_get_uleb128_unchecked.
878
8792018-02-08  Mark Wielaard  <mark@klomp.org>
880
881	* dwarf.h: Add DWARF5 DW_FORMs.
882	* libdwP.h (__libdw_form_val_compute_len): Handle fix length
883	DW_FORM_implicit_const, DW_FORM_addrx[1234], DW_FORM_strx[1234],
884	DW_FORM_ref_sup[48] and DW_FORM_data16.
885	* libdw_form.c (__libdw_form_val_compute_len): DW_FORM_strp_sup
886	and DW_FORM_line_strp are offset_size. DW_FORM_addrx, DW_FORM_strx,
887	DW_FORM_loclistx and DW_FORM_rnglistx are uleb128.
888
8892018-01-30  Mark Wielaard  <mark@klomp.org>
890
891	* Makefile.am (libdw_a_SOURCES): Add dwarf_get_units.c.
892	* dwarf_get_units.c: New file.
893	* libdw.h (dwarf_get_units): New function declaration.
894	* libdw.map (ELFUTILS_0.170): Add dwarf_get_units.
895
8962018-01-29  Mark Wielaard  <mark@klomp.org>
897
898	* dwarf.h (DW_UT_*): Add DWARF Unit Header Types.
899	* dwarf_cu_die.c (dwarf_cu_die): Rename arguments. type_signaturep
900	is now called unit_idp. type_offsetp is now called subdie_offsetp.
901	* dwarf_formref_die.c (dwarf_formref_die): Scan both .debug_info
902	and .debug_types sections for type units when type signature ref
903	not found.
904	* dwarf_getaranges.c (dwarf_getaranges): Use __libdw_findcu and
905	__libdw_first_die_off_from_cu instead of trying by hand.
906	* dwarf_getlocation_die.c (dwarf_getlocation_die): Use ISV4TU
907	instead of checking type_offset by hand.
908	* dwarf_getlocation_implicit_pointer.c
909	(dwarf_getlocation_implicit_pointer): Likewise.
910	* dwarf_nextcu.c (dwarf_next_unit): Call __libdw_next_unit.
911	(__libdw_next_unit): New function based on dwarf_next_unit with
912	DWARF5 header support.
913	* libdwP.h (struct Dwarf_CU): Renamed type_offset to subdie_offset
914	and type_sig8 to unit_id8.
915	(ISV4TU): New macro to determine whether a CU is a version 4 type
916	unit (which comes from the .debug_types section).
917	(DIE_OFFSET_FROM_CU_OFFSET): Replaced macro by real function...
918	(__libdw_first_die_from_cu_start): ... that also handles DWARF5
919	unit headers.
920	(__libdw_first_die_off_from_cu): New function that calls the above
921	using the CU fields.
922	(CUDIE): Use __libdw_first_die_off_from_cu.
923	(SUBDIE): New macro that provides the DIE for a CU using the
924	subdie_offset.
925	(__libdw_next_unit): New internal function declaration.
926	* libdw_findcu.c (__libdw_intern_next_unit): Use __libdw_next_unit.
927	Accept DWARF version 5 headers. Setup unit_type.
928	(__libdw_findcu): Rename debug_types argument to v4_debug_types
929	argument (to indicate that we are looking in the .debug_types
930	section). Support finding the exact offset (unit header start).
931
9322018-01-25  Mark Wielaard  <mark@klomp.org>
933
934	* Makefile.am (libdw_a_SOURCES): Add dwarf_die_addr_die.c.
935	* dwarf_die_addr_die.c: New file.
936	* libdw.h (dwarf_die_addr_die): New function declaration.
937	* libdw.map (ELFUTILS_0.171): New section with dwarf_die_addr_die.
938	* libdwP.h (__libdw_findcu_addr): New internal function declaration.
939	* libdw_findcu.c (__libdw_findcu_addr): New internal function.
940
9412018-02-09  Joshua Watt  <JPEWhacker@gmail.com>
942
943	* cfi.c (execute_cfi): Use FALLTHROUGH macro instead of comment.
944	* dwarf_frame_register.c (dwarf_frame_register): Likewise.
945
9462018-01-22  Mark Wielaard  <mark@klomp.org>
947
948	* Makefile.am (AM_CPPFLAGS): Add -I libdwelf.
949	* dwarf_begin_elf.c (dwarf_begin_elf): Initialize Dwarf alt_fd to -1.
950	* dwarf_end.c (dwarf_end): Call dwarf_end and close on the alt_dwarf
951	and alt_fd if we allocated them.
952	* dwarf_fromref_die.c (dwarf_formref_die): Call dwarf_getalt.
953	* dwarf_formstring.c (dwarf_formstring): Likewise.
954	* dwarf_getalt.c (__libdw_filepath): New internal function.
955	(find_debug_altlink): New static function.
956	(dwarf_getalt): Check Dwarf alt_dwarf and call find_debug_altlink.
957	Cache result.
958	* dwarf_setalt.c (dwarf_setalt): Clean up Dwarf alt_dwarf and alt_fd
959	if we allocated.
960	* libdw.h (dwarf_getalt): Extend documentation.
961	(dwarf_setalt): Likewise.
962	* libdwP.h (struct Dwarf): Add alt_fd field.
963	(filepath): Declare new internal function.
964
9652018-01-14  Petr Machata  <pmachata@gmail.com>
966
967	* dwarf_formsdata.c (dwarf_formsdata):
968	<DW_FORM_data1>: Cast to signed char.
969	<DW_FORM_data2,4,8>: Use read_*sbyte_unaligned instead of
970	read_*ubyte_unaligned.
971
9722017-12-26  Mark Wielaard  <mark@klomp.org>
973
974	* libdwP.h (struct Dwarf_Abbrev): Pack struct. Remove attrcnt,
975	use bitfields for has_children and code.
976	* dwarf_getabbrev.c (__libdw_getabbrev): Don't count attrs.
977	* dwarf_getattrcnt.c (dwarf_getattrcnt): Count attrs.
978
9792017-12-26  Mark Wielaard  <mark@klomp.org>
980
981	* memory-access.h (__libdw_get_uleb128_unchecked): New function.
982	(get_uleb128_unchecked): New define.
983	* dwarf_child.c (__libdw_find_attr): Use get_uleb128_unchecked to
984	read attr name and form.
985	* dwarf_getabbrevattr.c (dwarf_getabbrevattr): Likewise.
986	* dwarf_getattrs.c (dwarf_getattrs): Likewise.
987	* dwarf_hasattr.c (dwarf_hasattr): Likewise.
988
9892017-12-28  Mark Wielaard  <mark@klomp.org>
990
991	* dwarf_offdie.c (__libdw_offdie): Check sectiondata exists.
992
9932017-05-09  Ulf Hermann  <ulf.hermann@qt.io>
994	    Mark Wielaard  <mark@klomp.org>
995
996	* libdwP.h (__libdw_in_section): Fix check for the upper border of
997	the range.
998	(__libdw_offset_in_section): Likewise.
999
10002017-12-20  Mark Wielaard  <mark@klomp.org>
1001
1002	* libdwP.h (struct Dwarf_CU): Add sec_idx field.
1003	(cu_sec_idx): Return cu->sec_idx.
1004	* libdw_findcu.c (__libdw_intern_next_unit): Set cu sec_idx to
1005	IDX_debug_info or IDX_debug_types.
1006	* dwarf_begin_elf.c (valid_p): Set fake_loc_cu->sec_idx to
1007	IDX_debug_loc.
1008	* dwarf_getmacros.c (read_macros): Set fake_cu->sec_idx to
1009	IDX_debug_macro or IDX_debug_macinfo.
1010
10112017-12-12  Mark Wielaard  <mark@klomp.org>
1012
1013	* dwarf_aggregate_size.c (dwarf_aggregate_size): Don't peel the
1014	given DIE. Reserve memory for a new DIE first.
1015
10162017-12-11  Dima Kogan  <dima@secretsauce.net>
1017
1018	* dwarf_aggregate_size.c (array_size): Handle multi-dimensional
1019	arrays properly.
1020
10212017-11-03  Mark Wielaard  <mark@klomp.org>
1022
1023	* dwarf_getlocation.c (__libdw_intern_expression): Handle
1024	DW_OP_GNU_variable_value.
1025	* dwarf_getlocation_attr.c (dwarf_getlocation_attr): Likewise.
1026	* dwarf_getlocation_die.c (dwarf_getlocation_die): Likewise.
1027
10282017-11-03  Mark Wielaard  <mark@klomp.org>
1029
1030	* dwarf_getlocation.c (attr_ok): Always accept DW_FORM_exprloc.
1031	Update list of acceptable attribute codes based on DWARF5.
1032
10332017-11-03  Mark Wielaard  <mark@klomp.org>
1034
1035	* dwarf.h: Add DW_OP_GNU_variable_value.
1036
10372017-10-03  Mark Wielaard  <mark@klomp.org>
1038
1039	* libdw.h: Define LIBDW_CIE_ID and use it in dwarf_cfi_cie_p.
1040
10412017-08-18  Ulf Hermann  <ulf.hermann@qt.io>
1042
1043	* memory-access.h: Use attribute_packed.
1044
10452017-02-27  Ulf Hermann  <ulf.hermann@qt.io>
1046
1047	* libdwP.h: Use attribute_hidden.
1048	* libdw_alloc.c: Likewise.
1049
10502017-02-27  Ulf Hermann  <ulf.hermann@qt.io>
1051
1052	* Makefile.am: Use fpic_CFLAGS and dso_LDFLAGS.
1053
10542017-07-26  Mark Wielaard  <mark@klomp.org>
1055
1056	* dwarf.h: Add DW_MACRO_* and compat defines for DW_MACRO_GNU_*.
1057	* dwarf_getmacros.c (get_table_for_offset): Accept either version
1058	4 or 5. Use DW_MACRO names instead of DW_MACRO_GNU names.
1059	(read_macros): Use table version for fake_cu.
1060
10612017-07-26  Mark Wielaard  <mark@klomp.org>
1062
1063	* dwarf_peel_type.c (dwarf_peel_type): Handle DW_TAG_immutable_type,
1064	DW_TAG_packed_type and DW_TAG_shared_type.
1065	* libdw.h (dwarf_peel_type): Extend documentation.
1066
10672017-07-26  Mark Wielaard  <mark@klomp.org>
1068
1069	* dwarf.h: Add DW_DEFAULTED_no, DW_DEFAULTED_in_class and
1070	DW_DEFAULTED_out_of_class.
1071
10722017-07-26  Mark Wielaard  <mark@klomp.org>
1073
1074	* dwarf.h: Add DW_CC_pass_by_reference and DW_CC_pass_by_reference.
1075
10762017-07-26  Mark Wielaard  <mark@klomp.org>
1077
1078	* dwarf_default_lower_bound.c: New file.
1079	* Makefile.am (libdw_a_SOURCES): Add dwarf_default_lower_bound.c.
1080	* dwarf_aggregate_size.c (array_size): Use dwarf_default_lower_bound.
1081	* dwarf_error.c (errmsgs): Add DWARF_E_UNKNOWN_LANGUAGE.
1082	* libdw.h: Add dwarf_default_lower_bound.
1083	* libdw.map (ELFUTILS_0.170): Add dwarf_default_lower_bound.
1084	* libdwP.h: Add DWARF_E_UNKNOWN_LANGUAGE and
1085	dwarf_default_lower_bound INTDECL.
1086
10872017-07-26  Mark Wielaard  <mark@klomp.org>
1088
1089	* dwarf.h: Add DW_LANG_OpenCL, DW_LANG_Modula3,
1090	DW_LANG_C_plus_plus_03, DW_LANG_OCaml, DW_LANG_Rust, DW_LANG_Swift,
1091	DW_LANG_Julia, DW_LANG_Dylan, DW_LANG_RenderScript, DW_LANG_BLISS.
1092	* dwarf_aggregate_size.c (array_size): Add lower bound for
1093	DW_LANG_C_plus_plus_03, DW_LANG_Python, DW_LANG_OpenCL,
1094	DW_LANG_Haskell, DW_LANG_OCaml, DW_LANG_Rust, DW_LANG_Swift,
1095	DW_LANG_Dylan, DW_LANG_RenderScript, DW_LANG_Modula3,
1096	DW_LANG_Julia and DW_LANG_BLISS.
1097
10982017-07-26  Mark Wielaard  <mark@klomp.org>
1099
1100	* dwarf.h: Add DW_ATE_UCS and DW_ATE_ASCII.
1101
11022017-07-25  Mark Wielaard  <mark@klomp.org>
1103
1104	* dwarf.h: Add DW_TAG_coarray_type, DW_TAG_generic_subrange,
1105	DW_TAG_dynamic_type, DW_TAG_call_site, DW_TAG_call_site_parameter,
1106	DW_TAG_skeleton_unit, DW_TAG_immutable_type. Add reserved comments
1107	for currently unused numbers.
1108
11092017-07-25  Mark Wielaard  <mark@klomp.org>
1110
1111	* dwarf.h (DWARF attributes enum): Remove DW_AT_subscr_data,
1112	DW_AT_element_list and DW_AT_member. Add DWARF5 attribute constants.
1113	(DW_AT_subscr_data, DW_AT_element_list, DW_AT_member): New defines.
1114
11152017-07-21  Mark Wielaard  <mark@klomp.org>
1116
1117	* dwarf_line_file.c: New file.
1118	* Makefile.am (libdw_a_SOURCES): Add dwarf_line_file.c.
1119	* libdw.h (dwarf_line_file): New function declaration.
1120	* libdw.map (ELFUTILS_0.170): New. Add dwarf_line_file.
1121
11222017-02-17  Ulf Hermann  <ulf.hermann@qt.io>
1123
1124	* Makefile.am: Add libdw_so_LIBS to specify the archives libdw is is
1125	made of, libdw_so_DEPS for libraries it depends on (including
1126	libeu.a), libdw_so_LDLIBS to specify libraries libdw links against.
1127	(libdw.so$(EXEEXT)): Add $(libdw_so_LDLIBS), remove enumeration of
1128	library dependencies, use libdw_so_LIBS rather than relying on the
1129	order of dependencies specified, add -z,relro.
1130
11312017-04-20  Ulf Hermann  <ulf.hermann@qt.io>
1132
1133	* libdw.h: Remove attribute macro declarations and use
1134	__noreturn_attribute__ as defined in libelf.h.
1135
11362017-04-20  Ulf Hermann  <ulf.hermann@qt.io>
1137
1138	* dwarf_begin_elf.c: Include endian.h.
1139
11402017-03-30  Mark Wielaard  <mjw@redhat.com>
1141
1142	* dwarf_peel_type.c (dwarf_peel_type): Call dwarf_attr_integrate on
1143	result.
1144
11452016-10-22  Mark Wielaard  <mjw@redhat.com>
1146
1147	* dwarf.h: Correct spelling of DW_LANG_PLI. Add compatibility define.
1148	* dwarf_aggregate_size.c (array_size): Use correct spelling of
1149	DW_LANG_PLI.
1150
11512016-11-02  Mark Wielaard  <mjw@redhat.com>
1152
1153	* cfi.c (execute_cfi): Add fallthrough comments.
1154	* encoded-value.h (encoded_value_size): Add explicit return instead
1155	of relying on fallthrough.
1156	* dwfl_report_elf.c (__libdwfl_elf_address_range): Add fallthrough
1157	comment.
1158
11592016-10-11  Akihiko Odaki  <akihiko.odaki.4i@stu.hosei.ac.jp>
1160
1161	* dwarf_getpubnames.c: Remove sys/param.h include, add system.h.
1162	* libdw_alloc.c: Likewise.
1163
11642016-07-08  Mark Wielaard  <mjw@redhat.com>
1165
1166	* libdw.map (ELFUTILS_0.167): New. Add dwelf_strtab_init,
1167	dwelf_strtab_add, dwelf_strtab_add_len, dwelf_strtab_finalize,
1168	dwelf_strent_off, dwelf_strent_str and dwelf_strtab_free.
1169
11702016-02-13  Mark Wielaard  <mjw@redhat.com>
1171
1172	* dwarf_getsrclines.c (read_srclines): Calculate ndirs first, then
1173	assign to ndirlist.
1174
11752015-12-18  Mark Wielaard  <mjw@redhat.com>
1176
1177	* libdwP.h (struct Dwarf): Remove sectiondata_gzip_mask.
1178	(__libdw_free_zdata): Remove.
1179	* dwarf_begin_elf.c (inflate_section): Remove.
1180	(check_section): Remove __libdw_free_zdata calls. Use elf_compress
1181	and elf_compress_gnu to decompress if necessary.
1182	(valid_p): Remove __libdw_free_zdata calls.
1183	(scngrp_read): Use elf_compress if section is compressed. Remove
1184	__libdw_free_zdata calls.
1185	* dwarf_end.c (__libdw_free_zdata): Remove.
1186	(dwarf_end): Don't call __libdw_free_zdata.
1187
11882015-10-28  Mark Wielaard  <mjw@redhat.com>
1189
1190	* libdw.map (ELFUTILS_0.165): New. Add dwelf_scn_gnu_compressed_size.
1191
11922015-12-02  Mark Wielaard  <mjw@redhat.com>
1193
1194	* fde.c (intern_fde): Don't leak duplicate FDEs.
1195
11962015-12-01  Mark Wielaard  <mjw@redhat.com>
1197
1198	* fde.c (intern_fde): Don't intern an fde that doesn't cover a
1199	valid code range.
1200
12012015-12-01  Mark Wielaard  <mjw@redhat.com>
1202
1203	* dwarf_end.c (dwarf_end): Call cu_free on fake_loc_cu if it exists.
1204
12052015-10-14  Chih-Hung Hsieh  <chh@google.com>
1206
1207	* dwarf_entry_breakpoints.c (dwarf_entry_breakpoints): Move recursive
1208	functions 'add_bkpt', 'entrypc_bkpt', and 'search_range' to file scope.
1209
12102015-10-14  Chih-Hung Hsieh  <chh@google.com>
1211
1212	* libdw_visit_scopes.c (__libdw_visit_scopes): Move recursive nested
1213	function 'walk_children' to file scope; inline 'recurse' at its call
1214	site.
1215
12162015-10-19  Mark Wielaard  <mjw@redhat.com>
1217
1218	* frame-cache.c (__libdw_destroy_frame_cache): Call ebl_closebackend
1219	if necessary.
1220
12212015-10-16  Dmitry V. Levin  <ldv@altlinux.org>
1222
1223	* dwarf_getsrclines.c (read_srclines): Initialize state early.
1224
12252015-10-13  Chih-Hung Hsieh  <chh@google.com>
1226
1227	* dwarf_getsrclines.c (read_srclines): Move nested functions
1228	'advance_pc' and 'add_new_line' to file scope and keep many
1229	local state variables within one structure.
1230
12312015-10-13  Chih-Hung Hsieh  <chh@google.com>
1232
1233	* dwarf_getscopevar.c (dwarf_getscopevar): Move nested
1234	function 'file_matches' to file scope.
1235
12362015-10-16  Mark Wielaard  <mjw@redhat.com>
1237
1238	* Makefile.am (libdw.so): Add -lz.
1239
12402015-10-14  Chih-Hung Hsieh  <chh@google.com>
1241
1242	* cfi.c (execute_cfi): Move nested functions 'enough_registers'
1243	and 'require_cfa_offset' to file scope.
1244
12452015-10-09  Josh Stone  <jistone@redhat.com>
1246
1247	* dwarf_begin.c (dwarf_begin): Replace stat64 and fstat64 with stat
1248	and fstat.
1249
12502015-10-05  Josh Stone  <jistone@redhat.com>
1251
1252	* Makefile.am (libdw.so): Add AM_V_CCLD and AM_V_at silencers.
1253
12542015-09-24  Jose E. Marchesi  <jose.marchesi@oracle.com>
1255
1256	* Makefile.am (AM_CFLAGS): Use -fPIC instead of -fpic to avoid
1257	relocation overflows in some platforms.
1258
12592015-09-23  Mark Wielaard  <mjw@redhat.com>
1260
1261	* dwarf_error.c (__libdw_seterrno): Mark as internal_function.
1262	* dwarf_formref.c (__libdw_formref): Likewise.
1263	* libdw_findcu.c (__libdw_findcu): Likewise.
1264	* libdw_visit_scopes.c (__libdw_visit_scopes): Likewise.
1265
12662015-09-22  Mark Wielaard  <mjw@redhat.com>
1267
1268	* *.c: Remove old-style function definitions.
1269
12702015-09-15  Mark Wielaard  <mjw@redhat.com>
1271
1272	* dwarf_peel_type.c (dwarf_peel_type): Don't reassign result pointer.
1273
12742015-09-09  Chih-Hung Hsieh  <chh@google.com>
1275
1276	* dwarf_macro_getsrcfiles.c (dwarf_macro_getsrcfiles): Remove
1277	redundant NULL tests on parameters declared with __nonnull_attribute__.
1278	* dwarf_siblingof.c (dwarf_siblingof): Likewise.
1279	* libdw_visit_scopes.c (__libdw_visit_scopes): Likewise.
1280
12812015-09-04  Chih-Hung Hsieh  <chh@google.com>
1282	    Mark Wielaard  <mjw@redhat.com>
1283
1284	* dwarf_getlocation.c (getlocations_addr): Replace K&R function
1285	definition with ansi-C definition and add const qualifier to
1286	locs argument.
1287
12882015-09-04  Chih-Hung Hsieh  <chh@google.com>
1289
1290	* libdw_findcu.c (__libdw_intern_next_unit): Replace K&R function
1291	definition with ansi-C definitions.
1292	(__libdw_findcu): Likewise.
1293
12942015-08-25  Mark Wielaard  <mjw@redhat.com>
1295
1296	* dwarf.h: Add DW_LANG_Haskell.
1297
12982015-06-18  Mark Wielaard  <mjw@redhat.com>
1299
1300	* dwarf_begin_elf.c (dwarf_begin_elf): Assert page size is big enough
1301	to hold a Dwarf.
1302
13032015-06-18  Mark Wielaard  <mjw@redhat.com>
1304
1305	* dwarf_getpubnames.c (get_offsets): Always free mem on error.
1306
13072015-06-18  Mark Wielaard  <mjw@redhat.com>
1308
1309	* dwarf_getmacros.c (get_macinfo_table): Return NULL when
1310	dwarf_formudata reports an error.
1311	(get_table_for_offset): Likewise.
1312
13132015-06-08  Mark Wielaard  <mjw@redhat.com>
1314
1315	* dwarf_getsrclines.c (read_srclines): Initialize dirarray early.
1316
13172015-06-06  Mark Wielaard  <mjw@redhat.com>
1318
1319	* dwarf_getsrclines.c (read_srclines): Initialize filelist early.
1320
13212015-05-27  Mark Wielaard  <mjw@redhat.com>
1322
1323	* encoded-value.h (read_encoded_value): Check data d_size contains
1324	at least enough data to hold a pointer for DW_EH_PE_indirect.
1325
13262015-05-22  Mark Wielaard  <mjw@redhat.com>
1327
1328	* dwarf_getsrclines.c (read_srclines): Limit stack usage of lines
1329	with MAX_STACK_LINES, files with MAX_STACK_LINES and dirs with
1330	MAX_STACK_DIRS. Calculate number of dirs needed first, then
1331	create dirarray directly, without needing the next field. Free
1332	not stack allocated lines and files at the end.
1333
13342015-05-19  Mark Wielaard <mjw@redhat.com>
1335
1336	* dwarf_getlocation.c (__libdw_intern_expression): Create a stack
1337	allocated array to hold locs. Allocate locs bigger than the array
1338	with malloc and free them when done.
1339
13402015-05-11  Jonathan Lebon  <jlebon@redhat.com>
1341
1342	* libdwP.h (DWARF_E_COMPRESSED_ERROR): New enumerator.
1343	* dwarf_error.c (errmsgs): Add DWARF_E_COMPRESSED_ERROR message.
1344	* dwarf_begin_elf.c (inflate_section): New static function, lifted
1345	from...
1346	(check_section): ... here. Call inflate_section, set libdw errno to
1347	DWARF_E_COMPRESSED_ERROR if .debug_info section couldn't be inflated.
1348
13492015-05-11  Jonathan Lebon  <jlebon@redhat.com>
1350
1351	* dwarf_begin_elf.c (check_section): Add compressed flag. Always
1352	check for .zdebug sections. Only wrap decompression in #if USE_ZLIB.
1353
13542015-05-06  Mark Wielaard  <mjw@redhat.com>
1355
1356	* dwarf_getsrclines.c (read_srclines): Use an int64_t to store and
1357	check the line number.
1358
13592015-05-05  Mark Wielaard  <mjw@redhat.com>
1360
1361	* dwarf_getaranges.c (dwarf_getaranges): Check there is enough data
1362	left before reading values.
1363
13642015-05-04  Anthony G. Basile  <blueness@gentoo.org>
1365
1366	* Makefile.am (libdw_so_SOURCES): Append $(argp_LDADD) to link
1367	command.
1368
13692015-04-22  Mark Wielaard  <mjw@redhat.com>
1370
1371	* memory-access.h (__libdw_max_len_leb128): Take type_len as argument.
1372	(__libdw_max_len_uleb128): New function.
1373	(__libdw_max_len_sleb128): Likewise.
1374	(__libdw_get_uleb128): Use __libdw_max_len_uleb128.
1375	(__libdw_get_sleb128): Use __libdw_max_len_sleb128.
1376
13772015-04-21  Mark Wielaard  <mjw@redhat.com>
1378
1379	* dwarf_getmacros.c (read_macros): Allocate attributes dynamically
1380	when there are more than 8.
1381
13822015-04-01  Petr Machata  <pmachata@redhat.com>
1383
1384	* libdwP.h (DWARF_E_NOT_CUDIE): New enumerator.
1385	(is_cudie): New function.
1386	* dwarf_error.c (errmsgs): Add message for DWARF_E_NOT_CUDIE.
1387	* dwarf_getsrcfiles.c (dwarf_getsrcfiles): Call is_cudie instead
1388	of white-listing valid tags.
1389	* dwarf_getsrclines.c (dwarf_getsrclines): Likewise.
1390
13912015-03-18  Petr Machata  <pmachata@redhat.com>
1392
1393	* Makefile.am (pkginclude_HEADERS): Add known-dwarf.h.
1394	(EXTRA_DIST): Remove known-dwarf.h.
1395
13962015-02-09  Mark Wielaard  <mjw@redhat.com>
1397
1398	* dwarf.h: Add DW_LANG_Fortran03 and DW_LANG_Fortran08.
1399	* dwarf_aggregate_size.c (array_size): Recognize array lower bound
1400	for new Fortran language codes is 1.
1401
14022015-02-09  Mark Wielaard  <mjw@redhat.com>
1403
1404	* dwarf.h: Add DW_TAG_atomic_type.
1405	* libdw.h (dwarf_peel_type): Document DW_TAG_atomic_type.
1406	* dwarf_peel_type.c (dwarf_peel_type): Handle DW_TAG_atomic_type.
1407
14082015-02-11  Josh Stone  <jistone@redhat.com>
1409
1410	* encoded-value.h (read_encoded_value): Initialize value.
1411
14122015-02-11  Petr Machata  <pmachata@redhat.com>
1413
1414	* dwarf_ranges.c (dwarf_ranges): Do not bail out when neither
1415	DW_AT_entry_pc nor DW_AT_low_pc are available.  Instead remember
1416	the fact in *BASEP and bail out later if it hasn't been updated by
1417	__libdw_read_begin_end_pair_inc.
1418
14192014-12-24  Mark Wielaard  <mjw@redhat.com>
1420
1421	* dwarf_getsrc_die.c (dwarf_getsrc_die): Return the last line record
1422	smaller than or equal to addr, rather than returning immediately on
1423	a match.
1424
14252015-01-07  Mark Wielaard  <mjw@redhat.com>
1426
1427	* cfi.h (struct Dwarf_CFI_s): Add search_table_len.
1428	* dwarf_getcfi_elf.c (getcfi_gnu_eh_frame): Check there is enough
1429	room in the search table for all entries. Store search_table_len.
1430	(getcfi_scn_eh_frame): Likewise.
1431	* encoded-value.h (encoded_value_size): Don't abort, return zero.
1432	(__libdw_cfi_read_address_inc): Check there is enough room to read
1433	values. Pass other byte order to read functions.
1434	(read_encoded_value): Check encoded_value_size. Don't abort, but
1435	set libdw errno and report failure. Check there is enough room to
1436	read values.
1437	* fde.c (binary_search_fde): Check encoded value size. Add hdr
1438	data buf and size to dummy_cfi.
1439
14402015-01-04  Mark Wielaard  <mjw@redhat.com>
1441
1442	* dwarf_siblingof.c (dwarf_siblingof): Check sibling attribute
1443	is after current DIE.
1444
14452015-01-04  Mark Wielaard  <mjw@redhat.com>
1446
1447	* cfi.c (enough_registers): Check reg < INT32_MAX / sizeof
1448	(dwarf_frame_register).
1449
14502015-01-02  Mark Wielaard  <mjw@redhat.com>
1451
1452	* dwarf_getcfi_elf.c (parse_eh_frame_hdr): Add size check.
1453	(getcfi_gnu_eh_frame): Remove size check. Check d_buf is not NULL.
1454	(getcfi_scn_eh_frame): Check d_buf is not NULL.
1455
14562015-01-02  Mark Wielaard  <mjw@redhat.com>
1457
1458	* dwarf_getlocation.c (__libdw_intern_expression): Check dbg is not
1459	NULL for DW_OP_call_ref and DW_OP_GNU_implicit_pointer. For
1460	DW_OP_addr if dbg is NULL then read argument directly.
1461
14622015-01-14  Jason P. Leasure <jpleasu@super.org>
1463
1464	* dwarf_formref_die.c (dwarf_formref_die): Offset is cu->type_offset
1465	plus cu->start.
1466
14672014-12-27  Mark Wielaard  <mjw@redhat.com>
1468
1469	* dwarf_siblingof.c (dwarf_siblingof): Check sibling attribute offset
1470	still falls inside CU data.
1471
14722015-01-11  Mark Wielaard  <mjw@redhat.com>
1473
1474	* dwarf_func_inline.c (dwarf_func_inline_instances): Call
1475	__libdw_visit_scopes with NULL imports.
1476	* dwarf_getfuncs.c (dwarf_getfuncs): Likewise.
1477	* dwarf_getscopes.c (pc_record): Likewise.
1478	(dwarf_getscopes): Likewise.
1479	* dwarf_getscopes_die.c (dwarf_getscopes_die): Likewise.
1480	* libdwP.h (__libdw_visit_scopes): Add imports argument.
1481	* libdw_visit_scopes.c (__libdw_visit_scopes): Likewise. Add new
1482	function imports_contains. Push and pop imports around walk_children
1483	when processing DW_TAG_imported_unit.
1484
14852014-12-18  Ulrich Drepper  <drepper@gmail.com>
1486
1487	* Makefile.am: Suppress output of textrel_check command.
1488
14892014-12-16  Mark Wielaard  <mjw@redhat.com>
1490
1491	* dwarf_getsrclines.c (read_srclines): Check diridx is valid under
1492	DW_LNE_define_file.
1493
14942014-12-16  Mark Wielaard  <mjw@redhat.com>
1495
1496	* dwarf_getpubnames.c (dwarf_getpubnames): Make sure there is enough
1497	space to read die offset.
1498
14992014-12-16  Mark Wielaard  <mjw@redhat.com>
1500
1501	* dwarf_getsrclines.c (read_srclines): Correct overflow check for
1502	unit_length.
1503
15042014-12-15  Mark Wielaard  <mjw@redhat.com>
1505
1506	* dwarf_getpubnames.c (get_offsets): Make sure whole unit fall inside
1507	section data. Set error to DWARF_E_NO_ENTRY if cnt is zero.
1508	(dwarf_getpubnames): Make sure section data contains string zero
1509	terminator.
1510
15112014-12-16  Mark Wielaard  <mjw@redhat.com>
1512
1513	* memory-access.h (__libdw_get_sleb128): Unroll the first step to help
1514	the compiler optimize for the common single-byte case.
1515
15162014-12-15  Josh Stone  <jistone@redhat.com>
1517
1518	* memory-access.h (__libdw_max_len_leb128): New.
1519	(__libdw_get_uleb128): Use __libdw_max_len_leb128.
1520	(__libdw_get_sleb128): Likewise.
1521
15222014-12-14  Mark Wielaard  <mjw@redhat.com>
1523
1524	* cfi.c (execute_cfi): Add program bounds checks.
1525	* dwarf_child.c (__libdw_find_attr): Add attrp bounds checks.
1526	* dwarf_formblock.c (dwarf_formblock): Call get_uleb128 with endp.
1527	* dwarf_formref.c (__libdw_formref): Add datap bounds checks.
1528	* dwarf_formsdata.c (dwarf_formsdata): Likewise.
1529	* dwarf_formudata.c (dwarf_formudata): Likewise.
1530	* dwarf_frame_register.c (dwarf_frame_register): Call get_uleb128
1531	with end of data buf.
1532	* dwarf_getabbrev.c (__libdw_getabbrev): Add abbrevp bounds checks.
1533	* dwarf_getabbrevattr.c (dwarf_getabbrevattr): Assume get_uleb128
1534	call gets enough data.
1535	* dwarf_getattrs,c (dwarf_getattrs): Call get_uleb128 with endp.
1536	* dwarf_getlocation.c (store_implicit_value): Call get_uleb128
1537	with enough data.
1538	(__libdw_intern_expression): Call get_uleb128/get_sleb128 with
1539	end_data.
1540	* dwarf_getmacros.c (get_table_for_offset): Add nforms bounds check.
1541	* dwarf_getsrclines.c (read_srclines): Bounds check linep and call
1542	get_uleb128 with lineendp.
1543	* dwarf_hasattr.c (dwarf_hasattr): Bounds check attrp and call
1544	get_uleb128 with endp.
1545	* dwarf_next_cfi.c (dwarf_next_cfi): Bounds check bytes and call
1546	get_uleb128/get_sleb128 with limit.
1547	* encoded-value.h (read_encoded_value): Assume get_uleb128 and
1548	get_sleb128 get called with enough data.
1549	* fde.c (intern_fde): Call get_uleb128 with instructions_end.
1550	* libdwP.h (__libdw_dieabbrev): Call get_uleb128 with die->cu->endp.
1551	* libdw_form.c (__libdw_form_val_compute_len): Call get_uleb128 with
1552	endp.
1553	* memory-access.h (__libdw_get_uleb128): Take an extra endp.
1554	Don't call get_uleb128_step if out of data.
1555	(__libdw_get_sleb128): Likewise for get_sleb128_step.
1556
15572014-12-12  Mark Wielaard  <mjw@redhat.com>
1558
1559	* libdwP.h (struct Dwarf): Add fake_loc_cu.
1560	(cu_data): Removed.
1561	(DIE_OFFSET_FROM_CU_OFFSET): Don't use cu_data, use cu_sec_idx.
1562	(__libdw_form_val_compute_len): Drop dbg and endp arguments.
1563	(__libdw_form_val_len): Likewise.
1564	* libdw_form.c (__libdw_form_val_compute_len): Likewise.
1565	* libdw_findcu.c (__libdw_intern_next_unit): Don't use cu_data, use
1566	the already found data buffer directly.
1567	* dwarf_begin_elf.c (valid_p): Setup fake_loc_cu.
1568	* dwarf_end.c (dwarf_end): Free fake_loc_cu.
1569	* dwarf_child.c (__libdw_find_attr): Call __libdw_form_val_len with
1570	just cu.
1571	* dwarf_getattrs.c (dwarf_getattrs): Likewise.
1572	* dwarf_formblock.c (dwarf_formblock): Add bounds checking.
1573	* dwarf_getlocation_attr.c (attr_form_cu): New function.
1574	(dwarf_getlocation_attr): Use attr_form_cu to set result->cu.
1575	(getlocation): Handle empty blocks immediately.
1576	* dwarf_getlocation_implicit_pointer.c (empty_cu): New static var.
1577	(__libdw_empty_loc_attr): Drop cu argument, use empty_cu.
1578	(dwarf_getlocation_implicit_pointer): Call __libdw_empty_loc_attr with
1579	one argument.
1580	* dwarf_getmacros.c (read_macros): Also setup startp and endp for
1581	fake_cu. Call __libdw_form_val_len with just fake_cu.
1582	* dwarf_formref_die.c (dwarf_formref_die): Don't use cu_data, get
1583	datap and size directly from cu startp and endp.
1584
15852014-12-11  Mark Wielaard  <mjw@redhat.com>
1586
1587	* libdw_findcu.c (__libdw_intern_next_unit): Sanity check offset.
1588
15892014-12-13  Mark Wielaard  <mjw@redhat.com>
1590
1591	* dwarf_getaranges.c (compare_aranges): Make sure Dwarf_Addr
1592	difference doesn't wrap around before returning as int.
1593
15942014-12-11  Josh Stone  <jistone@redhat.com>
1595
1596	* dwarf_getsrclines.c (struct linelist): Add sequence.
1597	(compare_lines): Take linelists, and break ties by sequence.
1598	(read_srclines): Use linelists for sorting.
1599	(read_srclines::add_new_line): Set sequence.
1600
16012014-12-10  Josh Stone  <jistone@redhat.com>
1602
1603	* libdwP.h (Dwarf_CU): Add startp and endp boundaries.
1604	* libdw_findcu.c (__libdw_intern_next_unit): Set startp and endp.
1605	* dwarf_child.c (dwarf_child): Use cu->endp.
1606	* dwarf_cuoffset.c (dwarf_cuoffset): Use cu->startp.
1607	* dwarf_dieoffset.c (dwarf_dieoffset): Use cu->startp.
1608	* dwarf_siblingof.c (dwarf_siblingof): Use both.
1609
16102014-12-10  Josh Stone  <jistone@redhat.com>
1611
1612	* dwarf_hasattr.c (dwarf_hasattr): Just walk abbrev for presence.
1613
16142014-12-10  Josh Stone  <jistone@redhat.com>
1615
1616	* libdwP.h (__libdw_dieabbrev): New die->abbrev lookup function.
1617	* dwarf_child.c (__libdw_find_attr, dwarf_child): Use it.
1618	* dwarf_getattrs.c (dwarf_getattrs): Likewise.
1619	* dwarf_haschildren.c (dwarf_haschildren): Likewise.
1620	* dwarf_tag.c (dwarf_tag): Likewise.
1621
16222014-12-04  Mark Wielaard  <mjw@redhat.com>
1623
1624	* libdwP.h (__libdw_form_val_compute_len): Add endp argument.
1625	(__libdw_form_val_len): Likewise and check len doesn't overflow.
1626	* libdw_form.c (__libdw_form_val_compute_len): Likewise.
1627	* dwarf_child.c (__libdw_find_attr): Call __libdw_form_val_len
1628	with endp.
1629	* dwarf_getattrs.c (dwarf_getattrs): Likewise.
1630	* dwarf_getmacros.c (read_macros): Likewise and check for errors.
1631
16322014-12-02  Petr Machata  <pmachata@redhat.com>
1633
1634	* dwarf_getmacros.c (token_from_offset, offset_from_token): New
1635	helper functions.
1636	(do_dwarf_getmacros_die): Merge into dwarf_getmacros.
1637	* libdw.h (DWARF_GETMACROS_START): New macro.
1638
16392014-11-27  Mark Wielaard  <mjw@redhat.com>
1640
1641	* Makefile.am (libdw.so): Use textrel_check.
1642
16432014-11-27  Mark Wielaard  <mjw@redhat.com>
1644
1645	* dwarf_getcfi_elf.c (getcfi_gnu_eh_frame): Initialize
1646	search_table_entries and search_table_encoding.
1647
16482014-11-24  Mark Wielaard  <mjw@redhat.com>
1649
1650	* dwarf_getsrclines.c (read_srclines): Check line_range is not zero
1651	before usage.
1652
16532014-11-23  Mark Wielaard  <mjw@redhat.com>
1654
1655	* dwarf_attr.c (dwarf_attr): Check __libdw_find_attr return value.
1656	* dwarf_hasattr.c (dwarf_hasattr): Likewise.
1657	* dwarf_siblingof.c (dwarf_siblingof): Likewise.
1658
16592014-11-23  Mark Wielaard  <mjw@redhat.com>
1660
1661	* dwarf_getabbrev.c (__libdw_getabbrev): Don't assert on bad DWARF.
1662	Set libdw errno and return NULL.
1663
16642014-11-24  Mark Wielaard  <mjw@redhat.com>
1665
1666	* dwarf.h (DW_LANG_C_plus_plus_11): Added.
1667	(DW_LANG_C11): Likewise.
1668	(DW_LANG_C_plus_plus_14): Likewise.
1669	* dwarf_aggregate_size.c (array_size): Handle DW_LANG_C11,
1670	DW_LANG_C_plus_plus_11, DW_LANG_C_plus_plus_14 and DW_LANG_Go
1671	lower bound.
1672	* dwarf_getfuncs.c (dwarf_getfuncs): Set c_cu to true for
1673	DW_LANG_C11.
1674
16752014-11-26  Mark Wielaard  <mjw@redhat.com>
1676
1677	* dwarf.h (DW_AT_noreturn): Added.
1678
16792014-11-11  Mark Wielaard  <mjw@redhat.com>
1680
1681	* dwarf_getsrclines.c (read_srclines): Do address_size comparison
1682	explicitly as uint8_t.
1683	(__libdw_getsrclines): Add internal_function to declaration.
1684
16852014-09-10  Petr Machata  <pmachata@redhat.com>
1686
1687	* dwarf_macro_getparamcnt.c: New file.
1688	* dwarf_macro_param.c: New file.
1689	* dwarf_macro_getsrcfiles.c: New file.
1690	* Makefile.am (libdw_a_SOURCES): Add the new files.
1691	* libdwP.h (struct files_lines_s): New structure.
1692	(DWARF_E_INVALID_OPCODE): New enumerator.
1693	(struct Dwarf): New fields macro_ops, files_lines.
1694	(Dwarf_Macro_Op_Proto, Dwarf_Macro_Op_Table): New structures for
1695	keeping macro opcode prototypes in.
1696	(Dwarf_Macro_s): Redefine from scratch.
1697	(__libdw_getsrclines, __libdw_getcompdir, libdw_macro_nforms): New
1698	internal interfaces.
1699	* dwarf_error.c (errmsgs): Add a message for
1700	DWARF_E_INVALID_OPCODE.
1701	* dwarf_end.c (dwarf_end): Destroy struct Dwarf.macro_ops and
1702	files_lines.
1703	* libdw.h (dwarf_getmacros_off, dwarf_macro_getparamcnt)
1704	(dwarf_macro_getsrcfiles, dwarf_macro_param): New public
1705	interfaces.
1706	* dwarf_getmacros.c (dwarf_getmacros_off): New function,
1707	(get_offset_from, macro_op_compare, build_table)
1708	(init_macinfo_table, get_macinfo_table, get_table_for_offset)
1709	(cache_op_table, read_macros, gnu_macros_getmacros_off)
1710	(macro_info_getmacros_off, do_dwarf_getmacros_die): New helper
1711	functions.
1712	(dwarf_getmacros): Adjust to dispatch to the new interfaces.
1713	* dwarf_getsrclines.c (read_srclines): New function with guts
1714	taken from dwarf_getsrclines.
1715	(__libdw_getsrclines): Likewise.
1716	(__libdw_getcompdir, files_lines_compare): New functions.
1717	(dwarf_getsrclines): Make it dispatch to the new interfaces.
1718	* dwarf_macro_param1.c (dwarf_macro_param1): Adjust to dispatch to
1719	the new interfaces.
1720	* dwarf_macro_param2.c (dwarf_macro_param2): Likewise.
1721	* libdw.map (ELFUTILS_0.161): New. Add dwarf_getmacros_off,
1722	dwarf_macro_getsrcfiles, dwarf_macro_getparamcnt, dwarf_macro_param.
1723
17242014-10-06  Mark Wielaard  <mjw@redhat.com>
1725
1726	* Makefile.am (libdw_a_SOURCES): Add dwarf_peel_type.c.
1727	* dwarf_aggregate_size.c (get_type): Use dwarf_peel_type.
1728	(aggregate_size): Likewise. Add old and new version.
1729	* dwarf_peel_type.c: New file.
1730	* libdw.h (dwarf_peel_type): New function declaration.
1731	* libdwP.h (dwarf_peel_type): New internal declaration.
1732	* libdw.map (ELFUTILS_0.161): New section.
1733
17342014-10-15  Petr Machata  <pmachata@redhat.com>
1735
1736	* libdwP.h (struct Dwarf_Files_s.cu): Drop field.
1737	* dwarf_getsrclines.c (dwarf_getsrclines): Don't set it.
1738
17392014-10-05  Mark Wielaard  <mjw@redhat.com>
1740
1741	* dwarf.h: Add DW_AT_GNU_deleted.
1742
17432014-10-02  Mark Wielaard  <mjw@redhat.com>
1744
1745	* dwarf_aggregate_size.c (aggregate_size): Return CU address_size
1746	for sizeless DW_TAG_pointer_type, DW_TAG_reference_type or
1747	DW_TAG_rvalue_reference_type.
1748
17492014-09-12  Petr Machata  <pmachata@redhat.com>
1750
1751	* memory-access.h (read_ubyte_unaligned_inc): Allow only 4- and
1752	8-byte quantities.  Consequently, rename to...
1753	(read_addr_unaligned_inc): ... this.
1754	(read_sbyte_unaligned_inc, read_ubyte_unaligned): Drop.
1755	(read_sbyte_unaligned): Drop.
1756
17572014-09-10  Petr Machata  <pmachata@redhat.com>
1758
1759	* dwarf_getlocation.c (attr_ok): Also accept
1760	DW_AT_GNU_call_site_value, DW_AT_GNU_call_site_data_value,
1761	DW_AT_GNU_call_site_target, DW_AT_GNU_call_site_target_clobbered.
1762
17632014-08-15  Mark Wielaard  <mjw@redhat.com>
1764
1765	* dwarf_cu_die.c: New file.
1766	* Makefile.am (libdw_a_SOURCES): Add dwarf_cu_die.c.
1767	* libdw.h (dwarf_cu_die): New function declaration.
1768	* libdw.map (ELFUTILS_0.160): Add dwarf_cu_die.
1769
17702014-08-15  Mark Wielaard  <mjw@redhat.com>
1771
1772	* dwarf_cu_getdwarf.c: New file.
1773	* Makefile.am (libdw_a_SOURCES): Add dwarf_cu_getdwarf.c.
1774	* libdw.h (Dwarf_CU): New typedef.
1775	(dwarf_cu_getdwarf): New function declaration.
1776	* libdw.map (ELFUTILS_0.160): New. Add dwarf_cu_getdwarf.
1777
17782014-06-18  Mark Wielaard  <mjw@redhat.com>
1779
1780	* dwarf.h: Remove DW_TAG_mutable_type.
1781
17822014-05-02  Mark Wielaard  <mjw@redhat.com>
1783
1784	* libdwP.h (__check_build_id): Removed now unused.
1785
17862014-05-01  Mark Wielaard  <mjw@redhat.com>
1787
1788	* libdwP.h (struct Dwarf): Remove free_alt.
1789	* dwarf_end.c (dwarf_end): Don't check free_alt, don't end alt_dwarf.
1790	* dwarf_setalt.c (dwarf_setalt): Don't check or set free_alt.
1791
17922014-04-30  Mark Wielaard  <mjw@redhat.com>
1793
1794	* libdw.map (ELFUTILS_0.159): Add dwelf_elf_gnu_build_id.
1795
17962014-04-15  Florian Weimer  <fweimer@redhat.com>
1797
1798	* dwarf_begin_elf.c (__check_build_id, try_debugaltlink)
1799	(open_debugaltlink): Move to libdwfl.
1800	(check_section): Do not locate alternate debuginfo.
1801
18022014-04-24  Florian Weimer  <fweimer@redhat.com>
1803
1804	* libdw.map (ELFUTILS_0.159): Export dwelf_dwarf_gnu_debugaltlink.
1805
18062014-04-22  Florian Weimer  <fweimer@redhat.com>
1807
1808	* dwarf_getalt.c, dwarf_setalt.c: New files.
1809	* Makefile.am (libdw_a_SOURCES): Add them.
1810	* libdw.h (dwarf_getalt, dwarf_setalt): Add function declarations.
1811	* libdwP.h (dwarf_getalt, dwarf_setalt): Add internal function
1812	declarations.
1813	* libdw.map (ELFUTILS_0.159): Export the two new functions.
1814
18152014-04-15  Florian Weimer  <fweimer@redhat.com>
1816
1817	* libdwP.h (enum IDX_gnu_debugaltlink): New.
1818	* dwarf_begin_elf.c (dwarf_scnnames): Increase string size and add
1819	.gnu_debugaltlink.
1820	(check_section): Obtain .gnu_debugaltlink section from the
1821	setiondata array.
1822
18232014-04-11  Mark Wielaard  <mjw@redhat.com>
1824
1825	* libdw.map (ELFUTILS_0.159): New. Add dwelf_elf_gnu_debuglink.
1826	* Makefile.am (libdw.so): Depend on libdwelf_pic.a.
1827	(libdwelf_objects): New variable.
1828	(libdw_a_LIBADD): Add libdwelf objects.
1829
18302014-04-22  Mark Wielaard  <mjw@redhat.com>
1831
1832	* memory-access.h (get_sleb128_step): Remove undefined behavior
1833	of left shifting a signed value. Replace it with a multiplication.
1834
18352014-04-13  Mark Wielaard  <mjw@redhat.com>
1836
1837	* Makefile.am: Remove !MUDFLAP conditions.
1838
18392014-04-09  Mark Wielaard  <mjw@redhat.com>
1840
1841	* dwarf_begin_elf.c (check_section): Check for unsigned overflow
1842	before calling malloc to uncompress data.
1843
18442014-03-03  Jan Kratochvil  <jan.kratochvil@redhat.com>
1845
1846	Fix abort() on missing section headers.
1847	* dwarf_begin_elf.c (check_section): Replace abort call by goto err.
1848	New label err to return NULL.
1849
18502014-02-05  Josh Stone  <jistone@redhat.com>
1851
1852	* dwarf_decl_file.c (dwarf_decl_file): Read the idx as unsigned.
1853	* dwarf_decl_line.c (__libdw_attr_intval): Read the line/column as
1854	unsigned.  Change the range assert to DWARF_E_INVALID_DWARF.
1855
18562013-12-30  Mark Wielaard  <mjw@redhat.com>
1857
1858	* libdw.map (ELFUTILS_0.158): Add dwfl_core_file_attach and
1859	dwfl_linux_proc_attach.
1860
18612013-12-20  Mark Wielaard  <mjw@redhat.com>
1862
1863	* libdw.map (ELFUTILS_0.158): Add dwfl_getthread_frames.
1864
18652013-12-18  Mark Wielaard  <mjw@redhat.com>
1866
1867	* libdw.map (ELFUTILS_0.158): Remove dwfl_module_addrsym_elf and
1868	dwfl_module_getsym_elf. Add dwfl_module_addrinfo and
1869	dwfl_module_getsym_info.
1870
18712013-12-16  Mark Wielaard  <mjw@redhat.com>
1872
1873	* libdw.map (ELFUTILS_0.158): Add dwfl_module_getsymtab_first_global.
1874
18752013-12-10  Josh Stone  <jistone@redhat.com>
1876
1877	* memory-access.h (get_uleb128_rest_return): Removed.
1878	(get_sleb128_rest_return): Removed.
1879	(get_uleb128_step): Make this a self-contained block.
1880	(get_sleb128_step): Ditto, and use a bitfield to extend signs.
1881	(get_uleb128): Make this wholly implemented by __libdw_get_uleb128.
1882	(get_sleb128): Make this wholly implemented by __libdw_get_sleb128.
1883	(__libdw_get_uleb128): Simplify and inline for all callers.
1884	(__libdw_get_sleb128): Ditto.
1885	* dwarf_getlocation.c (store_implicit_value): Void the unused uleb128.
1886	* memory-access.c: Delete file.
1887	* Makefile.am (libdw_a_SOURCES): Remove it.
1888	(DEFS): Remove the now unused -DIS_LIBDW.
1889
18902013-12-09  Josh Stone  <jistone@redhat.com>
1891
1892	* libdw_form.c (__libdw_form_val_compute_len): Renamed function from
1893	__libdw_form_val_len, now handling only non-constant form lengths.
1894	* libdwP.h (__libdw_form_val_len): New inlined function.
1895
18962013-12-09  Mark Wielaard  <mjw@redhat.com>
1897
1898	* dwarf_getlocation.c (__libdw_intern_expression): Handle empty
1899	location expressions.
1900	* dwarf_getlocation_attr.c (dwarf_getlocation_attr): When no
1901	location found, return empty location expression.
1902	* dwarf_getlocation_implicit_pointer.c
1903	(dwarf_getlocation_implicit_pointer): Likewise.
1904	(__libdw_empty_loc_attr): New internal function.
1905	* libdwP.h (__libdw_empty_loc_attr): Define.
1906
19072013-11-27  Mark Wielaard  <mjw@redhat.com>
1908
1909	* libdw.map (ELFUTILS_0.158): Add dwfl_module_addrsym_elf and
1910	dwfl_module_getsym_elf.
1911
19122013-11-26  Mark Wielaard  <mjw@redhat.com>
1913
1914	* libdw.map (ELFUTILS_0.156): Move dwfl_attach_state, dwfl_pid,
1915	dwfl_thread_dwfl, dwfl_thread_tid, dwfl_frame_thread,
1916	dwfl_thread_state_registers, dwfl_thread_state_register_pc,
1917	dwfl_getthreads, dwfl_thread_getframes and dwfl_frame_pc to ...
1918	(ELFUTILS_0.158): ... here.
1919
19202013-11-09  Mark Wielaard  <mjw@redhat.com>
1921
1922	* dwarf_getaranges.c (dwarf_getaranges): Read segment_size and
1923	check that it is zero.
1924
19252013-11-07  Jan Kratochvil  <jan.kratochvil@redhat.com>
1926
1927	* cfi.h (struct Dwarf_Frame_s): Make the comment more specific.
1928	* libdw.map (ELFUTILS_0.156): Add dwfl_attach_state, dwfl_pid,
1929	dwfl_thread_dwfl, dwfl_thread_tid, dwfl_frame_thread,
1930	dwfl_thread_state_registers, dwfl_thread_state_register_pc,
1931	dwfl_getthreads, dwfl_thread_getframes and dwfl_frame_pc.
1932
19332013-11-01  Michael Forney  <mforney@mforney.org>
1934
1935	* Makefile.am (libdwfl_objects): New definition.
1936	(libdw_a_LIBADD): Use libdwfl_objects.
1937
19382013-11-01  Michael Forney  <mforney@mforney.org>
1939
1940	* Makefile.am: Use READELF.
1941
19422013-10-30  Jan Kratochvil  <jan.kratochvil@redhat.com>
1943
1944	* libdw.map (ELFUTILS_0.158): New.
1945
19462013-10-10  Mark Wielaard  <mjw@redhat.com>
1947
1948	* dwarf_getfuncs.c (struct visitor_info): Rename start_offset to
1949	start_addr and rename last_offset to last_addr. Now both void *.
1950	(tree_visitor): Use start_add and die_addr instead of start_offset
1951	and die_offset.
1952	(dwarf_getfuncs): Use last_addr instead of last_offset.
1953
19542013-10-06  Mark Wielaard  <mjw@redhat.com>
1955
1956	* cfi.c (execute_cfi): Make sure DW_CFA_expression and
1957	DW_CFA_val_expression are not used with abi_cfi.
1958
19592013-10-03  Josh Stone  <jistone@redhat.com>
1960
1961	* dwarf_formref_die.c (dwarf_formref_die): Don't hash the sig8 here.
1962	* libdw_findcu.c (__libdw_intern_next_unit): Since this never revisits
1963	a unit, make sure to always hash the sig8 here, so none are missed.
1964
19652013-09-29  Mark Wielaard  <mjw@redhat.com>
1966
1967	* dwarf_getlocation.c (store_implicit_value): Cast op->number2 to
1968	uintptr_t before casting to char *.
1969	(__libdw_intern_expression): Cast data to uintptr_t before casting
1970	to Dwarf_Word.
1971	* dwarf_getlocation_attr.c (dwarf_getlocation_attr): Cast
1972	op->number2 to uintptr_t before casting to char *.
1973
19742013-09-24  Josh Stone  <jistone@redhat.com>
1975
1976	* libdw_visit_scopes.c (classify_die): Removed.
1977	(may_have_scopes): New function to replace classify_die.  There's no
1978	need for full classification; just find tags that may contain scopes.
1979	(__libdw_visit_scopes): Use a direct tag comparison for imported
1980	units, and use may_have_scopes to test if recursion is needed.
1981
19822013-09-20  Mark Wielaard  <mjw@redhat.com>
1983
1984	* dwarf_getfuncs.c (visitor_info): New struct.
1985	(tree_visitor): New function.
1986	(dwarf_getfuncs): Use __libdw_visit_scopes with tree_visitor.
1987	* libdw.h (dwarf_getfuncs): Expand function documentation.
1988
19892013-09-12  Mark Wielaard  <mjw@redhat.com>
1990
1991	* fde.c (intern_fde): Free fde and set libdw errno when start
1992	or end could not be read.
1993
19942013-08-24  Mark Wielaard  <mjw@redhat.com>
1995
1996	* dwarf_getlocation.c (store_implicit_value): Don't take data
1997	as argument, get block data from op number2. Return false when
1998	block data length and op number don't match up.
1999	(__libdw_intern_expression): Store start of block for
2000	DW_OP_implicit_value and DW_OP_GNU_entry_value instead of
2001	relative data offset. Also store block start (including length)
2002	for DW_OP_GNU_const_type. Don't pass data to store_implicit_value.
2003	* dwarf_getlocation_attr.c: New file.
2004	* dwarf_getlocation_die.c: Likewise.
2005	* libdw.h (dwarf_getlocation_die): New function definition.
2006	(dwarf_getlocation_attr): Likewise.
2007	* libdwP.h: Declare internal dwarf_getlocation_die.
2008	* libdw.map (ELFUTILS_0.157): Add dwarf_getlocation_die and
2009	dwarf_getlocation_attr.
2010	* Makefile.am (libdw_a_SOURCES): Add dwarf_getlocation_die.c and
2011	dwarf_getlocation_attr.c.
2012
20132013-08-23  Mark Wielaard  <mjw@redhat.com>
2014
2015	* dwarf_getlocation.c (attr_ok): Also accept DW_AT_segment.
2016	(attr_base_address): New function.
2017	(initial_offset_base): New function.
2018	(getlocations_addr): New function. Taken from...
2019	(dwarf_getlocation_addr): here. Use new initial_offset_base and
2020	getlocations_addr.
2021	(dwarf_getlocations): New function.
2022	* libdw.h (dwarf_getlocations): New function definition.
2023	* libdw.map (ELFUTILS_0.157): New.
2024
20252013-07-02  Mark Wielaard  <mjw@redhat.com>
2026
2027	* dwarf_getsrclines.c (dwarf_getsrclines): Add new stack allocation
2028	limit MAX_STACK_ALLOC.  After MAX_STACK_ALLOC lines use malloc in
2029	NEW_LINE macro.  Free malloced line records if any at the end.
2030
20312013-07-02  Mark Wielaard  <mjw@redhat.com>
2032
2033	* dwarf_getcfi_elf.c (getcfi_shdr): Check sh_type == SHT_PROGBITS.
2034
20352013-06-26  Mark Wielaard  <mjw@redhat.com>
2036
2037	* libdw_visit_scopes.c (__libdw_visit_scopes): Don't reject root
2038	DIEs without children. Return an error whenever dwarf_child or
2039	dwarf_siblingof return an error. Don't call recurse and increase
2040	the depth for an imported unit. Walk the children of an imported
2041	unit as if they are logical children of the parent root DIE.
2042
20432013-05-03  Mark Wielaard  <mjw@redhat.com>
2044
2045	* dwarf_getsrclines.c (dwarf_getsrclines): Only set end_sequence
2046	when nlinelist > 0.
2047
20482013-04-28  Jan Kratochvil  <jan.kratochvil@redhat.com>
2049
2050	* libdw.map (ELFUTILS_0.156): New.
2051
20522013-04-24  Mark Wielaard  <mjw@redhat.com>
2053
2054	* Makefile.am: Use AM_CPPFLAGS instead of INCLUDES.
2055
20562013-04-10  Mark Wielaard  <mjw@redhat.com>
2057
2058	* dwarf_formref_die.c (dwarf_formref_die): Reference size is only
2059	equal to address size when we have a DW_FORM_ref_addr for DWARF
2060	version 2.
2061
20622013-03-25  Mark Wielaard  <mjw@redhat.com>
2063
2064	* dwarf_getsrclines.c (dwarf_getsrclines): Mark highest address as
2065	end_sequence.
2066
20672013-03-12  Mark Wielaard  <mjw@redhat.com>
2068
2069	* dwarf_getsrcfiles.c (dwarf_getsrcfiles): Allow DW_TAG_partial_unit.
2070	* dwarf_getsrclines.c (dwarf_getsrclines): Likewise.
2071
20722013-02-15  Mark Wielaard  <mjw@redhat.com>
2073
2074	* dwarf_formstring.c (dwarf_formstring): Check dbg_ret->sectiondata,
2075	not dbg->sectiondata.
2076
20772013-01-07  Roland McGrath  <roland@hack.frob.com>
2078
2079	* memory-access.h
2080	[ALLOW_UNALIGNED] (read_8ubyte_unaligned_noncvt): New macro.
2081	[!ALLOW_UNALIGNED] (read_8ubyte_unaligned_noncvt): New inline function.
2082
20832012-12-18  Mark Wielaard  <mjw@redhat.com>
2084
2085	* dwarf_begin_elf.c (valid_p): Call Dwarf_Sig8_Hash_free if invalid.
2086	(check_section): Likewise on error.
2087	(scngrp_read): Likewise.
2088	(dwarf_begin_elf): Likewise.
2089
20902012-10-09  Petr Machata  <pmachata@redhat.com>
2091
2092	* dwarf_getlocation.c (__libdw_intern_expression): Handle
2093	DW_OP_GNU_parameter_ref, DW_OP_GNU_convert, DW_OP_GNU_reinterpret,
2094	DW_OP_GNU_regval_type, DW_OP_GNU_entry_value,
2095	DW_OP_GNU_deref_type, DW_OP_GNU_const_type.
2096
20972012-10-08  Jan Kratochvil  <jan.kratochvil@redhat.com>
2098
2099	* cfi.c: New include system.h.
2100	(execute_cfi) (enough_registers): Clear new memory after realloc.
2101
21022012-10-08  Jan Kratochvil  <jan.kratochvil@redhat.com>
2103
2104	* fde.c (__libdw_find_fde): Change <fde != NULL> to likely.  Return
2105	DWARF_E_NO_MATCH if .eh_frame_hdr points to FDE which is too short for
2106	searched PC.
2107
21082012-10-08  Jan Kratochvil  <jan.kratochvil@redhat.com>
2109
2110	* dwarf_getlocation.c (__libdw_intern_expression) <cfap>: Make new
2111	loclist element DW_OP_call_frame_cfa before decoding the opcodes.
2112	Remove the later DW_OP_call_frame_cfa push to RESULT.
2113
21142012-10-08  Jan Kratochvil  <jan.kratochvil@redhat.com>
2115
2116	Code cleanup.
2117	* fde.c (binary_search_fde): Remove always true <address >= start>
2118	conditional.  Move L initialization upwards.
2119
21202012-08-24  Mark Wielaard  <mjw@redhat.com>
2121
2122	* dwarf_begin_elf.c (check_section): Only probe for dwz multi files
2123	when ENABLE_DWZ is defined.
2124	* libdwP.h (__check_build_id): Only declare when ENABLE_DWZ is
2125	defined.
2126
21272012-08-16  Mark Wielaard  <mjw@redhat.com>
2128
2129	* Makefile.am (EXTRA_DIST): Add known-dwarf.h.
2130	* dwarf.h (DW_LANG_Go): Update comment.
2131	(DW_LANG_Mips_Assembler): Likewise.
2132
21332012-06-27  Mark Wielaard  <mjw@redhat.com>
2134
2135	* dwarf.h: Add DW_FORM_GNU_ref_alt and DW_FORM_GNU_strp_alt.
2136	* dwarf_begin.c (dwarf_begin): Add INTDEF.
2137	* dwarf_begin_elf.c (__check_build_id): New internal_function.
2138	(try_debugaltlink): New function.
2139	(open_debugaltlink): Likewise.
2140	(check_section): Try open_debugaltlink for .gnu_debugaltlink.
2141	* dwarf_end.c (dwarf_end): Free the alternative Dwarf descriptor if
2142	necessary.
2143	* dwarf_error.c (errmsgs): Add DWARF_E_NO_ALT_DEBUGLINK.
2144	* dwarf_formref.c (__libdw_formref): Using DW_FORM_GNU_ref_alt
2145	is an error here.
2146	* dwarf_formref_die.c (dwarf_formref_die): Handle DW_FORM_GNU_ref_alt.
2147	* dwarf_formstring.c (dwarf_formstring): Handle DW_FORM_GNU_strp_alt.
2148	* dwarf_formudata.c (__libdw_formptr): Adjust __libdw_read_offset
2149	calls.
2150	* dwarf_getpubnames.c (get_offsets): Adjust __libdw_read_offset call.
2151	* libdwP.h: Add DWARF_E_NO_ALT_DEBUGLINK.
2152	(struct Dwarf): Add alt_dwarf and free_alt fields.
2153	(__libdw_read_offset): Add dbg_ret argument, use to check with
2154	__libdw_offset_in_section.
2155	(__check_build_id): New function declaration.
2156	(dwarf_begin): Define as INTDECL.
2157	* libdw_form.c (__libdw_form_val_len): Handle DW_FORM_GNU_ref_alt
2158	and DW_FORM_GNU_strp_alt.
2159
21602012-07-19  Mark Wielaard  <mjw@redhat.com>
2161
2162	* dwarf.h: Add DW_OP_GNU_parameter_ref.
2163
21642012-07-24  Mark Wielaard  <mjw@redhat.com>
2165
2166	* dwarf.h: Correct spelling of DW_LANG_ObjC.
2167	* dwarf_aggregate_size.c (array_size): Use correct spelling of
2168	DW_LANG_ObjC.
2169
21702012-07-24  Mark Wielaard  <mjw@redhat.com>
2171
2172	* dwarf.h: Add DW_ATE_UTF.
2173
21742012-06-27  Mark Wielaard  <mjw@redhat.com>
2175
2176	* dwarf.h: Add DW_MACRO_GNU .debug_macro type encodings.
2177
21782012-06-26  Mark Wielaard  <mjw@redhat.com>
2179
2180	* libdwP.h: Add IDX_debug_macro.
2181	* dwarf.h: Add DW_AT_GNU_macros.
2182	* dwarf_begin_elf.c (dwarf_scnnames): Add .debug_macro.
2183	* dwarf_formudata.c (dwarf_formudata): Recognize DW_AT_GNU_macros.
2184
21852012-04-27  Mark Wielaard  <mjw@redhat.com>
2186
2187	* libdw/dwarf_highpc.c (dwarf_highpc): Handle DW_AT_high_pc being
2188	a constant offset from DW_AT_low_pc.
2189
21902012-03-19  Tom Tromey  <tromey@redhat.com>
2191
2192	* libdw_findcu.c (findcu_cb): Move earlier.
2193	(__libdw_intern_next_unit): Add new CU to search tree here...
2194	(__libdw_findcu): ... not here.
2195
21962012-01-31  Mark Wielaard  <mjw@redhat.com>
2197
2198	* dwarf_formudata.c (dwarf_formudata): Handle DW_FORM_sec_offset.
2199
22002011-11-31  Mark Wielaard  <mjw@redhat.com>
2201
2202	* Makefile.am (known-dwarf.h): Run gawk on config/known-dwarf.awk.
2203
22042011-07-14  Mark Wielaard  <mjw@redhat.com>
2205
2206	* libdw.h (dwarf_offdie): Fix documentation to mention .debug_info.
2207
22082011-05-16  Jakub Jelinek  <jakub@redhat.com>
2209
2210	* dwarf.h (DW_OP_GNU_const_type, DW_OP_GNU_regval_type,
2211	DW_OP_GNU_deref_type, DW_OP_GNU_convert, DW_OP_GNU_reinterpret):
2212	New.
2213
22142011-04-26  Mark Wielaard  <mjw@redhat.com>
2215
2216	* dwarf_child (dwarf_child): Sanity check end of section against
2217	cu_data () of die->cu.
2218
22192011-03-22  Mark Wielaard  <mjw@redhat.com>
2220
2221	* dwarf.h: Add DW_TAG_GNU_call_site,
2222	DW_TAG_GNU_call_site_parameter,
2223	DW_AT_GNU_call_site_value,
2224	DW_AT_GNU_call_site_data_value,
2225	DW_AT_GNU_call_site_target,
2226	DW_AT_GNU_call_site_target_clobbered,
2227	DW_AT_GNU_tail_call,
2228	DW_AT_GNU_all_tail_call_sites,
2229	DW_AT_GNU_all_call_sites,
2230	DW_AT_GNU_all_source_call_sites,
2231	and DW_OP_GNU_entry_value.
2232
22332011-03-10  Petr Machata  <pmachata@redhat.com>
2234
2235	* libdw/dwarf_tag.c (__libdw_findabbrev): Reject requests for
2236	abbreviation with code 0.
2237
22382011-03-09  Petr Machata  <pmachata@redhat.com>
2239
2240	* libdw/dwarf_child.c (dwarf_child): Check for section overrun.
2241
22422011-02-23  Roland McGrath  <roland@redhat.com>
2243
2244	* libdwP.h (struct Dwarf) [USE_ZLIB]: New member sectiondata_gzip_mask.
2245	Declare __libdw_free_zdata.
2246	* dwarf_end.c [USE_ZLIB] (__libdw_free_zdata): New function.
2247	(dwarf_end): Call it.
2248
2249	* dwarf_begin_elf.c (valid_p): Likewise.
2250	(check_section, scngrp_read): Likewise.
2251	(check_section) [USE_ZLIB]: Grok .z* flavors of sections.
2252
22532010-10-13  Roland McGrath  <roland@redhat.com>
2254
2255	* dwarf.h: Add DW_LANG_Go.
2256
22572010-10-05  Roland McGrath  <roland@redhat.com>
2258
2259	* dwarf_getaranges.c: Use malloc rather than alloca,
2260	since the total number of elements can be quite huge.
2261
22622010-07-26  Roland McGrath  <roland@redhat.com>
2263
2264	* dwarf_getlocation_implicit_pointer.c: New file.
2265	* Makefile.am (libdw_a_SOURCES): Add it.
2266	* libdw.map (ELFUTILS_0.149): New set.
2267	Add dwarf_getlocation_implicit_pointer.
2268	* libdw.h: Declare it.
2269
2270	* dwarf_offdie.c (do_offdie): Renamed to __libdw_offdie, made global.
2271	(dwarf_offdie, dwarf_offdie_types): Update callers.
2272	* libdwP.h: Declare it.
2273
2274	* dwarf.h: Add DW_OP_GNU_implicit_pointer.
2275	* dwarf_getlocation.c (__libdw_intern_expression): Handle it.
2276
22772010-08-24  Roland McGrath  <roland@redhat.com>
2278
2279	* libdw.map (ELFUTILS_0.149): New set.  Add dwfl_dwarf_line.
2280
22812010-07-27  Roland McGrath  <roland@redhat.com>
2282
2283	* dwarf_formref_die.c: Fix sig8 hash insertion.
2284
22852010-06-23  Roland McGrath  <roland@redhat.com>
2286
2287	* cfi.c (dwarf_cfi_validate_fde): Function removed.
2288	* libdw.h: Remove it.
2289	* libdw.map: Likewise.
2290
22912010-06-22  Roland McGrath  <roland@redhat.com>
2292
2293	* dwarf_getlocation.c (check_constant_offset): data[48] are constant.
2294
2295	* dwarf_getsrclines.c: Fix signed comparison warning in extended
2296	opcode parsing.
2297
22982010-06-21  Roland McGrath  <roland@redhat.com>
2299
2300	* dwarf.h: Add DW_TAG_GNU_* constants.
2301
2302	* memory-access.h (get_sleb128_rest_return): Fix sign extension for
2303	10-byte case.
2304
23052010-06-20  Roland McGrath  <roland@redhat.com>
2306
2307	* libdw_findcu.c (__libdw_findcu): Take new flag argument,
2308	to search TUs instead of CUs.
2309	* libdwP.h: Update decl.
2310	(struct Dwarf): New member tu_tree.
2311	* dwarf_end.c (dwarf_end): Clean up tu_tree.
2312	* dwarf_offdie.c (do_offdie): New function, broken out of ...
2313	(dwarf_offdie): ... here.
2314	(dwarf_offdie_types): New function.
2315	* libdw.h: Declare it.
2316	* libdw.map (ELFUTILS_0.148): Add it.
2317
2318	* libdwP.h (CUDIE): Use cu_data.
2319	* dwarf_formblock.c: Likewise.
2320	* dwarf_formref_die.c: Likewise.
2321	* dwarf_diecu.c: Use CUDIE macro.
2322	* dwarf_formaddr.c: Use cu_sec_idx.
2323
23242010-06-16  Roland McGrath  <roland@redhat.com>
2325
2326	* dwarf_formref_die.c: Use dwarf_offdie only for DW_FORM_ref_addr, so
2327	we don't repeat a CU lookup we've already done.  Handle
2328	DW_FORM_ref_sig8 using sig8_hash table and __libdw_intern_next_unit.
2329
2330	* libdw_findcu.c (__libdw_intern_next_unit): New function,
2331	broken out of ...
2332	(__libdw_findcu): ... here.  Call it.
2333	* libdwP.h: Declare it.
2334	(struct Dwarf): New member next_tu_offset.
2335
2336	* dwarf_sig8_hash.c: New file.
2337	* dwarf_sig8_hash.h: New file.
2338	* Makefile.am (libdw_a_SOURCES, noinst_HEADERS): Add them.
2339	* dwarf_abbrev_hash.c: Include dwarf_sig8_hash.h before
2340	defining NO_UNDEF.
2341	* libdwP.h (struct Dwarf): New member sig8_hash.
2342	* dwarf_begin_elf.c: Call Dwarf_Sig8_Hash_init on it.
2343	* dwarf_end.c: Call Dwarf_Sig8_Hash_free on it.
2344
2345	* dwarf_nextcu.c (dwarf_next_unit): New function, broken out of ...
2346	(dwarf_nextcu): ... here.  Call it.
2347	* libdw.h: Declare it.
2348	* libdwP.h: Add INTDECL.
2349	* libdw_findcu.c (__libdw_findcu): Use it instead of dwarf_nextcu.
2350	* libdw.map (ELFUTILS_0.148): New set, add dwarf_next_unit.
2351
2352	* libdwP.h (cu_sec_idx, cu_data): New functions.
2353	Use .debug_types when CU is a TU.
2354	* dwarf_cuoffset.c: Use that instead of assuming IDX_debug_info.
2355	* dwarf_siblingof.c: Likewise.
2356	* dwarf_formstring.c: Likewise.
2357	* dwarf_formudata.c (__libdw_formptr, dwarf_formudata): Likewise.
2358	* dwarf_getlocation.c (dwarf_getlocation): Likewise.
2359	(dwarf_getlocation_addr): Likewise.
2360
2361	* libdwP.h (struct Dwarf_CU): Add new members type_offset, type_sig8.
2362	(DIE_OFFSET_FROM_CU_OFFSET): Take flag argument; if true, compute
2363	.debug_types header size instead of .debug_info header size.
2364	(CUDIE): Use it.
2365	* dwarf_diecu.c: Update caller.
2366	* dwarf_getaranges.c: Likewise.
2367	* dwarf_nextcu.c: Likewise.
2368	* libdw_findcu.c (__libdw_findcu): Initialize new members.
2369
2370	* fde.c (fde_by_offset): Renamed to ...
2371	(__libdw_fde_by_offset): ... this, made global and internal_function.
2372	Don't take ADDRESS argument.
2373	(__libdw_find_fde): Update caller.  Do address sanity check here.
2374	* cfi.h: Declare __libdw_fde_by_offset.
2375	* cfi.c (dwarf_cfi_validate_fde): New function.
2376	* libdw.h: Declare it.
2377	* libdw.map (ELFUTILS_0.148): Add it.
2378
2379	* cie.c (intern_new_cie): Canonicalize DW_EH_PE_absptr FDE encoding to
2380	either DW_EH_PE_udata8 or DW_EH_PE_udata4.
2381
2382	* encoded-value.h (read_encoded_value): Handle DW_EH_PE_indirect.
2383	Don't assume DW_EH_PE_aligned refers to native address size.
2384
2385	* cfi.c (execute_cfi): Barf on CIE initial instructions changing the
2386	address.
2387
23882010-06-17  Roland McGrath  <roland@redhat.com>
2389
2390	* libdwP.h (struct Dwarf_Line_s): Add members isa, discriminator, and
2391	op_index.
2392	* dwarf_getsrclines.c (dwarf_getsrclines): Move NEW_FILE macro guts
2393	into an inner inline function.  Set new fields.  Check all fields for
2394	overflow when setting.
2395	* dwarf_lineisa.c: New file.
2396	* dwarf_linediscriminator.c: New file.
2397	* dwarf_lineop_index.c: New file.
2398	* Makefile.am (libdw_a_SOURCES): Add them.
2399	* libdw.map (ELFUTILS_0.148): Add them.
2400	* libdw.h: Declare them.
2401
24022010-06-16  Roland McGrath  <roland@redhat.com>
2403
2404	* dwarf_next_cfi.c: Fix version 4 return_address_register decoding.
2405
2406	* fde.c (fde_by_offset): Renamed to ...
2407	(__libdw_fde_by_offset): ... this, made global and internal_function.
2408	Don't take ADDRESS argument.
2409	(__libdw_find_fde): Update caller.  Do address sanity check here.
2410	* cfi.h: Declare __libdw_fde_by_offset.
2411	* cfi.c (dwarf_cfi_validate_fde): New function.
2412	* libdw.h: Declare it.
2413	* libdw.map (ELFUTILS_0.148): Add it.
2414
2415	* cie.c (intern_new_cie): Canonicalize DW_EH_PE_absptr FDE encoding to
2416	either DW_EH_PE_udata8 or DW_EH_PE_udata4.
2417
2418	* encoded-value.h (read_encoded_value): Handle DW_EH_PE_indirect.
2419	Don't assume DW_EH_PE_aligned refers to native address size.
2420
2421	* cfi.c (execute_cfi): Barf on CIE initial instructions changing the
2422	address.
2423
24242010-06-15  Roland McGrath  <roland@redhat.com>
2425
2426	* dwarf_formref.c (__libdw_formref): Diagnose DW_FORM_ref_sig8 like
2427	DW_FORM_ref_addr.
2428	* dwarf_formref_die.c (dwarf_formref_die): Diagnose it the same way
2429	here, since we don't support it yet.
2430
2431	* dwarf_next_cfi.c: Handle version 4 format.
2432
2433	* dwarf_getsrclines.c: Handle version 4 format.
2434
24352010-06-01  Roland McGrath  <roland@redhat.com>
2436
2437	* libdwP.h: Remove unused IDX_debug_*names, add IDX_debug_types.
2438	* dwarf_begin_elf.c (dwarf_scnnames): Likewise.
2439
2440	* libdwP.h (CIE_VERSION): Remove unused macro.
2441
2442	* dwarf_getsrclines.c: Fix version field test.
2443	* libdwP.h (DWARF_VERSION): Remove useless macro.
2444
2445	* dwarf_formudata.c (__libdw_formptr): Fix DW_FORM_sec_offset handling.
2446
2447	* dwarf_formblock.c (dwarf_formblock): Handle DW_FORM_exprloc.
2448
2449	* libdw_findcu.c (__libdw_findcu): Accept version 4.
2450
24512010-05-31  Mark Wielaard  <mjw@redhat.com>
2452
2453	* cfi.h (dwarf_cfi_cie_p): Move definition from here, to ..
2454	* libdw.h (dwarf_cfi_cie_p): ... here.
2455
24562010-05-31  Mark Wielaard  <mjw@redhat.com>
2457
2458	* dwarf.h: Fix DW_LANG_Python constant.
2459
24602010-05-28  Eduardo Santiago  <santiago@redhat.com>
2461
2462	* dwarf_getlocation.c (dwarf_getlocation): Do attr_ok check first
2463	thing.
2464
24652010-05-27  Roland McGrath  <roland@redhat.com>
2466
2467	* dwarf.h: Add DW_AT_enum_class, DW_AT_linkage_name,
2468	DW_TAG_template_alias, DW_LANG_Python, DW_LNE_set_discriminator.
2469
24702010-05-08  Roland McGrath  <roland@redhat.com>
2471
2472	* dwarf_getlocation.c (__libdw_intern_expression): Take new argument
2473	REF_SIZE.  Use that to handle DW_OP_call_ref correctly.
2474	(getlocation): Update caller.
2475	* dwarf_frame_cfa.c (dwarf_frame_cfa): Likewise.
2476	* dwarf_frame_register.c (dwarf_frame_register): Likewise.
2477	* libdwP.h: Update decl.
2478
24792010-04-26  Roland McGrath  <roland@redhat.com>
2480
2481	* cfi.h (struct Dwarf_Frame_s): Add cfa_invalid alternative in cfa_rule.
2482	* cfi.c (execute_cfi): Set that instead of doing cfi_assert for
2483	DW_CFA_def_cfa_{offset*,register} when a non-offset rule is in force.
2484	* dwarf_frame_cfa.c (dwarf_frame_cfa): Handle cfa_invalid.
2485
2486	* dwarf_getlocation.c (__libdw_intern_expression): Take new arg CFAP.
2487	Prepend DW_OP_call_frame_cfa if true.
2488	(getlocation): Update caller.
2489	* dwarf_frame_cfa.c (dwarf_frame_cfa): Likewise.
2490	* dwarf_frame_register.c (dwarf_frame_register): Likewise.
2491	* libdwP.h: Update decl.
2492
24932010-04-22  Roland McGrath  <roland@redhat.com>
2494
2495	* cfi.c (execute_cfi): Never return without cleanup.
2496	Free FS on failure.
2497	(cie_cache_initial_state): Adjust caller to expect that free.
2498	(__libdw_frame_at_address): Likewise.
2499
25002010-03-10  Roland McGrath  <roland@redhat.com>
2501
2502	* libdw.map (ELFUTILS_0.146): New set.  Add dwfl_core_file_report.
2503
25042010-02-15  Roland McGrath  <roland@redhat.com>
2505
2506	* Makefile.am: Use config/eu.am for common stuff.
2507
25082010-02-02  Mark Wielaard  <mjw@redhat.com>
2509
2510	* fde.c (intern_fde): Fix length check for sized_augmentation_data.
2511
25122010-01-07  Roland McGrath  <roland@redhat.com>
2513
2514	* dwarf_getcfi_elf.c (getcfi_phdr): Use elf_getphdrnum.
2515
25162010-01-05  Roland McGrath  <roland@redhat.com>
2517
2518	* dwarf_aggregate_size.c: New file.
2519	* Makefile.am (libdw_a_SOURCES): Add it.
2520	* libdw.h: Declare it.
2521	* libdwP.h: Add INTDECL.
2522	* libdw.map (ELFUTILS_0.144): New set.  Add dwarf_aggregate_size.
2523
2524	* dwarf_srclang.c: Add INTDEF.
2525	* libdwP.h: Add INTDECL.
2526
2527	* dwarf.h: Add some more DW_AT_GNU_* types from gcc.
2528
2529	* dwarf.h: Add DW_AT_GNU_vector, DW_AT_GNU_template_name.
2530
25312009-11-21  Roland McGrath  <roland@redhat.com>
2532
2533	* dwarf_getlocation.c (check_constant_offset): Return 1 for all
2534	non-constant forms.
2535
25362009-10-15  Roland McGrath  <roland@redhat.com>
2537
2538	* libdw_form.c (__libdw_form_val_len): Grok DW_FORM_sec_offset,
2539	DW_FORM_exprloc, DW_FORM_flag_present, and DW_FORM_ref_sig8.
2540
25412009-09-17  Roland McGrath  <roland@redhat.com>
2542
2543	* dwarf_getlocation.c (dwarf_getlocation_implicit_value): Make OP
2544	argument a pointer to const.
2545	* libdw.h: Update decl.
2546
25472009-09-10  Roland McGrath  <roland@redhat.com>
2548
2549	* dwarf_getlocation.c (store_implicit_value): New function.
2550	(__libdw_intern_expression): Use it, handle DW_OP_implicit_value.
2551	(dwarf_getlocation_implicit_value): New function.
2552	* libdw.h: Declare it.
2553	* libdw.map (ELFUTILS_0.143): Add it.
2554
25552009-09-09  Mark Wielaard  <mjw@redhat.com>
2556
2557	* dwarf_getcfi.c (dwarf_getcfi): Clear cfi->ebl.
2558
25592009-08-21  Josh Stone  <jistone@redhat.com>
2560
2561	* dwarf_hasattr_integrate.c: Integrate DW_AT_specification too.
2562
25632009-08-10  Roland McGrath  <roland@redhat.com>
2564
2565	* dwarf_getscopevar.c: Use dwarf_diename.
2566
25672009-08-09  Roland McGrath  <roland@redhat.com>
2568
2569	* libdw.map (ELFUTILS_0.143): New version set,
2570	inherits from ELFUTILS_0.142.
2571	* dwarf_arrayorder.c: Use OLD_VERSION and NEW_VERSION to define an
2572	alias in the ELFUTILS_0.122 version set and the default in the new set.
2573	* dwarf_srclang.c: Likewise.
2574	* dwarf_decl_file.c: Likewise.
2575	* dwarf_decl_line.c: Likewise.
2576	* dwarf_decl_column.c: Likewise.
2577	* dwarf_bytesize.c: Likewise.
2578	* dwarf_bitsize.c: Likewise.
2579	* dwarf_bitoffset.c: Likewise.
2580
25812009-08-07  Roland McGrath  <roland@redhat.com>
2582
2583	* dwarf_arrayorder.c: Use dwarf_attr_integrate.
2584	* dwarf_srclang.c: Likewise.
2585	* dwarf_decl_file.c: Likewise.
2586	* dwarf_decl_line.c (__libdw_attr_intval): Likewise.
2587	* dwarf_bytesize.c: Likewise.
2588	* dwarf_bitsize.c: Likewise.
2589	* dwarf_bitoffset.c: Likewise.
2590
25912009-07-22  Roland McGrath  <roland@redhat.com>
2592
2593	* dwarf_frame_cfa.c: Change calling convention.
2594	* libdw.h: Update decl.
2595
2596	* dwarf_frame_register.c: Change calling/return-value convention for
2597	value-only results and undefined/same_value.
2598	* libdw.h: Update decl.
2599
2600	* dwarf_getlocation.c (__libdw_intern_expression): Take new bool
2601	argument, append DW_OP_stack_value if set.  Don't take NOPS argument,
2602	return that value instead.
2603	(getlocation): Update caller.
2604	* dwarf_frame_cfa.c: Likewise.
2605	* libdwP.h: Update decl.
2606
26072009-07-21  Roland McGrath  <roland@redhat.com>
2608
2609	* dwarf_getsrc_file.c: Ignore a CU that just has no DW_AT_stmt_list.
2610	Fix loop iteration after skipping a bogus or useless CU.
2611
2612	* dwarf_entry_breakpoints.c: Handle 0 dwarf_errno () as harmless
2613	absence, not DWARF_E_NO_DEBUG_LINE.
2614
26152009-07-20  Roland McGrath  <roland@redhat.com>
2616
2617	* dwarf_getlocation.c (__libdw_intern_expression):
2618	Handle DW_OP_stack_value.
2619
26202009-07-16  Roland McGrath  <roland@redhat.com>
2621
2622	* dwarf_formudata.c (__libdw_formptr): Handle DW_FORM_sec_offset,
2623	reject others when CU's version > 3.
2624
2625	* dwarf_formflag.c: Handle DW_FORM_flag_present.
2626
2627	* dwarf.h: Add DW_OP_{implicit,stack}_value from DWARF 4 draft.
2628	Also DW_TAG_type_unit and DW_TAG_rvalue_reference_type.
2629	Also DW_AT_signature, DW_AT_main_subprogram, DW_AT_data_bit_offset,
2630	and DW_AT_const_expr.
2631	Also DW_FORM_sec_offset, DW_FORM_exprloc, DW_FORM_flag_present,
2632	and DW_FORM_ref_sig8.
2633
26342009-07-15  Roland McGrath  <roland@redhat.com>
2635
2636	* dwarf_getlocation.c: Grok DW_OP_form_tls_address,
2637	DW_OP_GNU_push_tls_address, and DW_OP_bit_piece.
2638
26392009-07-13  Roland McGrath  <roland@redhat.com>
2640
2641	* dwarf_getlocation.c: Grok DW_OP_call_frame_cfa.
2642
26432009-07-08  Roland McGrath  <roland@redhat.com>
2644
2645	* libdw.map (ELFUTILS_0.142): Add dwfl_module_dwarf_cfi,
2646	dwfl_module_eh_cfi.
2647
2648	* libdwP.h (struct Dwarf): Add member `cfi'.
2649	* dwarf_end.c (dwarf_end): Call __libdw_destroy_frame_cache on it.
2650	* dwarf_getcfi.c: New file.
2651	* dwarf_getcfi_elf.c: New file.
2652	* dwarf_cfi_end.c: New file.
2653	* dwarf_cfi_addrframe.c: New file.
2654	* dwarf_frame_cfa.c: New file.
2655	* dwarf_frame_register.c: New file.
2656	* dwarf_frame_return_address_register.c: New file.
2657	* Makefile.am (libdw_a_SOURCES): Add them.
2658	* unwind.h: Declare those functions.
2659	* libdw.map (ELFUTILS_0.142): Export them.
2660
2661	* dwarf_getlocation.c (__libdw_intern_expression): New function,
2662	broken out of ...
2663	(getlocation): ... here, call it.
2664	* libdwP.h: Declare it.
2665
2666	* cie.c: New file.
2667	* fde.c: New file.
2668	* frame-cache.c: New file.
2669	* cfi.c: New file.
2670	* cfi.h: New file.
2671	* encoded-value.h: New file.
2672	* Makefile.am (libdw_a_SOURCES, noinst_HEADERS): Add them.
2673	* libdwP.h: Add DWARF_E_INVALID_CFI to errors enum.
2674	* dwarf_error.c (errmsgs): Add element for it.
2675
2676	* dwarf_next_cfi.c: New file.
2677	* Makefile.am (libdw_a_SOURCES): Add it.
2678	* libdw.h (Dwarf_CIE, Dwarf_FDE, Dwarf_CIE_Entry): New types.
2679	Declare dwarf_next_cfi.
2680	* libdw.map (ELFUTILS_0.142): New set, inherits from ELFUTILS_0.136.
2681	Add dwarf_next_cfi.
2682
2683	* memory-access.h [! ALLOW_UNALIGNED]
2684	(read_2ubyte_unaligned): Renamed to ...
2685	(read_2ubyte_unaligned_1): ... this.  Take bool rather than Dwarf *.
2686	(read_2ubyte_unaligned): Define as macro passing dbg->other_byte_order.
2687	(read_2sbyte_unaligned): Likewise.
2688	(read_4ubyte_unaligned): Likewise.
2689	(read_4sbyte_unaligned): Likewise.
2690	(read_8ubyte_unaligned): Likewise.
2691	(read_8sbyte_unaligned): Likewise.
2692
2693	* libdwP.h (IDX_eh_frame): Remove it.
2694	* dwarf_begin_elf.c (dwarf_scnnames): Remove its element.
2695
26962009-07-08  Roland McGrath  <roland@redhat.com>
2697
2698	* libdwP.h (struct Dwarf_Line_s): Reorder members to pack better.
2699
2700	* dwarf_getlocation.c (check_constant_offset): New function.
2701	(dwarf_getlocation, dwarf_getlocation_addr): Call it to
2702	handle DW_AT_data_member_location of data[48] as constant offset.
2703
27042009-06-18  Roland McGrath  <roland@redhat.com>
2705
2706	* libdwP.h (__libdw_read_address_inc): Constify.
2707	(__libdw_read_offset_inc): Likewise.
2708	* dwarf_getaranges.c: Likewise.
2709	* dwarf_getlocation.c: Likewise.
2710	* dwarf_getsrclines.c: Likewise.
2711	* dwarf_nextcu.c: Likewise.
2712
27132009-05-05  Petr Machata  <pmachata@redhat.com>
2714
2715	* libdwP.h (__libdw_formptr): Declare new function.
2716	* dwarf_formudata.c: Implement it here.
2717	* dwarf_getlocation.c (dwarf_getlocation_addr):
2718	Call it instead of hand-rolled offset handling code.
2719	* dwarf_getsrclines.c (dwarf_getsrclines): Likewise.
2720	* dwarf_ranges.c (dwarf_ranges): Likewise.
2721
27222009-05-04  Petr Machata  <pmachata@redhat.com>
2723
2724	* libdwP.h (__libdw_read_begin_end_pair_inc): Declare new function.
2725	* dwarf_ranges.c: Implement it here.
2726	(dwarf_ranges): Call it.
2727	* dwarf_getlocation.c (dwarf_getlocation_addr): Call it also here.
2728
27292009-04-23  Petr Machata  <pmachata@redhat.com>
2730
2731	* dwarf_formaddr.c (dwarf_formaddr): Call __libdw_read_* instead
2732	of read_*ubyte_unaligned.
2733	* dwarf_formref_die.c (dwarf_formref_die): Likewise.
2734	* dwarf_formstring.c (dwarf_formstring): Likewise.
2735	* dwarf_formudate.c (dwarf_formudata): Likewise.
2736	* dwarf_getaranges.c (dwarf_getaranges): Likewise.
2737	* dwarf_getlocation.c (dwarf_getlocation_addr): Likewise.
2738	* dwarf_getpubnames.c (get_offsets): Likewise.
2739	* dwarf_nextcu.c (dwarf_nextcu): Likewise.
2740
27412009-04-23  Petr Machata  <pmachata@redhat.com>
2742
2743	* libdwP.h (__libdw_read_addr_inc, __libdw_read_off_inc,
2744	__libdw_read_addr, __libdw_read_off): Add four new internal
2745	functions.
2746
27472009-05-07  Roland McGrath  <roland@redhat.com>
2748
2749	* dwarf_getmacros.c (dwarf_getmacros): Use absolute section offset in
2750	return value and OFFSET argument, not CU-relative.  Only fetch the
2751	attribute data when called with OFFSET of 0.
2752
27532009-05-07  Petr Machata  <pmachata@redhat.com>
2754
2755	* dwarf_getmacros.c (dwarf_getmacros): Take into account offset in
2756	DW_AT_macro_info attribute of CU DIE.
2757
27582009-04-15  Roland McGrath  <roland@redhat.com>
2759
2760	* dwarf.h (DW_CIE_ID): Removed.
2761	(DW_CIE_ID_32, DW_CIE_ID_64): New constants replace it.
2762
27632009-04-01  Roland McGrath  <roland@redhat.com>
2764
2765	* dwarf.h: Add DW_CFA_GNU_negative_offset_extended.
2766
27672009-01-28  Roland McGrath  <roland@redhat.com>
2768
2769	* libdwP.h (struct Dwarf_Line_s): Move out of struct Dwarf_Lines_s
2770	defn so C++ doesn't scope the name to not match the Dwarf_Line typedef.
2771
2772	* libdwP.h (struct Dwarf_Files_s): Replace dbg field with cu field.
2773
27742009-01-26  Roland McGrath  <roland@redhat.com>
2775
2776	* dwarf_ranges.c: Return 0 when no ranges or *_pc attrs at all.
2777
27782009-01-25  Roland McGrath  <roland@redhat.com>
2779
2780	* dwarf_getattrs.c: Correctly skip attribute values when restarting.
2781
27822009-01-23  Roland McGrath  <roland@redhat.com>
2783
2784	* Makefile.am ($(srcdir)/known-dwarf.h): Target renamed back.
2785	Put these rules under if MAINTAINER_MODE.
2786
27872009-01-22  Roland McGrath  <roland@redhat.com>
2788
2789	* dwarf.h: Add DW_OP_GNU_encoded_addr.
2790
27912009-01-21  Roland McGrath  <roland@redhat.com>
2792
2793	* Makefile.am (CLEANFILES): Renamed to ...
2794	(MOSTLYCLEANFILES): ... here.
2795	(CLEANFILES): New variable, add known-dwarf.h.
2796
27972009-01-17  Roland McGrath  <roland@redhat.com>
2798
2799	* Makefile.am (known-dwarf.h): Target renamed, not in $(srcdir).
2800	Make it unconditional.
2801	(BUILT_SOURCES): Updated.
2802
2803	* dwarf.h: Add description comments for DW_LANG_* values.
2804
2805	* Makefile.am [MAINTAINER_MODE]
2806	($(srcdir)/known-dwarf.h): New target.
2807	(BUILT_SOURCES): Add it.
2808
2809	* dwarf.h: Add DW_OP_GNU_push_tls_address, DW_OP_GNU_uninit.
2810
28112009-01-10  Ulrich Drepper  <drepper@redhat.com>
2812
2813	* dwarf_error.c: Always use __thread.  Remove all !USE_TLS code.
2814
28152009-01-08  Roland McGrath  <roland@redhat.com>
2816
2817	* Makefile.am (libdw.so): Don't depend on $(zip_LIBS), just link it in.
2818
28192008-01-06  Roland McGrath  <roland@redhat.com>
2820
2821	* libdwP.h (struct Dwarf_Abbrev): Change type of 'has_children' to bool.
2822	Reorder members.
2823	* dwarf_haschildren.c: Return -1 for error case, not 0.
2824
2825	* Makefile.am (libdw.so): Link in $(zip_LIBS).
2826
28272009-01-06  Ulrich Drepper  <drepper@redhat.com>
2828
2829	* dwarf.h: Add definition for unwind and call frame information.
2830
2831	* memory-access.h: Define read_ubyte_unaligned, read_sbyte_unaligned,
2832	read_ubyte_unaligned_inc, and read_sbyte_unaligned_inc.
2833
28342008-08-15  Roland McGrath  <roland@redhat.com>
2835
2836	* libdw.map (ELFUTILS_0.136): New version set, inherits from
2837	ELFUTILS_0.130.  Add dwfl_addrsegment, dwfl_report_segment.
2838
28392008-01-21  Ulrich Drepper  <drepper@redhat.com>
2840
2841	* dwarf_child.c: Minor optimizations.
2842	* dwarf_getattrs.c: Likewise.
2843	* dwarf_getpubnames.c: Likewise.
2844	* dwarf_siblingof.c: Likewise.
2845	* dwarf_tag.c: Likewise.
2846
28472008-01-18  Ulrich Drepper  <drepper@redhat.com>
2848
2849	* dwarf_getsrclines.c (dwarf_getsrclines): Don't require exact match
2850	of DWARF_VERSION comparison, just fail if the file's version is newer.
2851
28522008-01-17  Nick Clifton  <nickc@redhat.com>
2853
2854	* dwarf.h (DWARF3_LENGTH_MIN_ESCAPE_CODE): New define.
2855	(DWARF3_LENGTH_MAX_ESCAPE_CODE): New define.
2856	(DWARF3_LENGTH_64_BIT): New define.
2857	* dwarf_getaranges (dwarf_getaranges): Use the new definitions.
2858	* dwarf_getpubnames: Include dwarf.h.
2859	(get_offsets): Use the new definitions.
2860	* dwarf_getsrclines.c (dwarf_getsrclines): Use the new defintions.
2861	* dwarf_nextcu.c: Include dwarf.h.  Correct comment.
2862	(dwarf_nextcu): Use the new definitions.
2863
2864	* libdwP.h (DIE_OFFSET_FROM_CU_OFFSET): New macro.
2865	* dwarf_diecu.c (dwarf_diecu): Use the new macro.
2866	* dwarf_getaranges (dwarf_getaranges): Use the new macro.
2867	* dwarf_nextcu.c (dwarf_nextcu): Use the new macro.
2868
2869	* dwarf_getpubnames (get_offsets): Replace assertion with test and
2870	error return.
2871
2872	* dwarf_entry_breakpoints.c (dwarf_entry_breakpoints): Use CUDIE.
2873
2874	* dwarf_siblingof (dwarf_siblingof): Detect a NULL return pointer.
2875	Set the address in the return structure to the address of the next
2876	non-sibling die, if there is no sibling and the return pointer is
2877	not the same as the die pointer.
2878	* libdw.h: Expand the description of the dwarf_siblingof prototype.
2879
2880	* dwarf_child.c: Fix typo in comment.
2881
2882	* libdwP.h (DWARF_VERSION): Change to 3.
2883
2884	* dwarf_formref.c (__libdw_formref.c): Handle attributes which do
2885	not have a initialised valp pointer.
2886
2887	* dwarf_getattrs.c (dwarf_getattrs): Return 1 rather than 0 when
2888	the end of the attributes is reached.  When the callback fails,
2889	return the address of the failing attribute, not the address of
2890	its successor.
2891	* libdw.h: Expand the description of the dwarf_getattrs prototype.
2892
2893	* dwarf_child.c (__libdw_find_attr): Use the new definition.
2894	(dwarf_child): Likewise.
2895	* dwarf_tag.c (__libdw_findabbrev): Likewise.
2896	(dwarf_tag): Likewise.
2897
28982008-01-08  Roland McGrath  <roland@redhat.com>
2899
2900	* Makefile.am (euinclude): Variable removed.
2901	(pkginclude_HEADERS): Set this instead of euinclude_HEADERS.
2902	(libdw.so): Pass -Wl,--enable-new-dtags,-rpath,$(pkglibdir).
2903
29042007-10-17  Roland McGrath  <roland@redhat.com>
2905
2906	* libdw.h (__deprecated_attribute__): New macro.
2907	(dwarf_formref): Mark it deprecated.
2908	* dwarf_formref.c (__libdw_formref): New function, broken out of ...
2909	(dwarf_formref): ... here.  Call it.  Remove INTDEF.
2910	* libdwP.h: Remove INTDECL.
2911	Declare __libdw_formref.
2912	* dwarf_siblingof.c (dwarf_siblingof): Call __libdw_formref instead.
2913	* dwarf_formref_die.c: Likewise.  Handle DW_FORM_ref_addr here.
2914
2915	* libdw_form.c (__libdw_form_val_len): Fix DW_FORM_ref_addr result,
2916	needs to check CU->version.
2917
2918	* libdwP.h (struct Dwarf_CU): New member `version'.
2919	* libdw_findcu.c (__libdw_findcu): Initialize it.
2920
2921	* dwarf_child.c: Return 1 for null entry as first child.
2922
29232007-10-05  Roland McGrath  <roland@redhat.com>
2924
2925	* dwarf_begin_elf.c (check_section): Punt on SHT_NOBITS sections.
2926
2927	* libdw.h (__extern_inline): Rename to __libdw_extern_inline.
2928	[__OPTIMIZE__] (dwarf_whatattr, dwarf_whatform): Update uses.
2929
29302007-10-03  Roland McGrath  <roland@redhat.com>
2931
2932	* libdw.map (ELFUTILS_0.130: Add dwfl_build_id_find_elf
2933	and dwfl_build_id_find_debuginfo.
2934
2935	* libdw.map (ELFUTILS_0.130): New version set, inherits from
2936	ELFUTILS_0.127.  Add dwfl_module_build_id, dwfl_module_report_build_id.
2937
29382007-10-02  Roland McGrath  <roland@redhat.com>
2939
2940	* libdw_visit_scopes.c (classify_die): Return walk for class_type and
2941	structure_type.
2942
29432007-08-07  Roland McGrath  <roland@redhat.com>
2944
2945	* dwarf_getscopes.c (pc_match): Swallow dwarf_haspc error return when
2946	error code is DWARF_E_NOERROR (0).
2947
2948	* dwarf_getscopes.c (pc_record): Always bail early if DIE->prune.
2949	Fix typo in __libdw_visit_scopes argument.
2950
2951	* dwarf_getscopes.c (pc_match): Check dwarf_haspc error return,
2952	swallow DWARF_E_NO_DEBUG_RANGES but not other errors.
2953
29542007-07-03  Roland McGrath  <roland@redhat.com>
2955
2956	* libdw.h (__extern_inline): New macro.
2957	[__OPTIMIZE__] (dwarf_whatattr, dwarf_whatform): Use it.
2958
29592007-04-16  Roland McGrath  <roland@redhat.com>
2960
2961	* libdw.map (ELFUTILS_0.127): Add dwfl_module_address_section.
2962
29632007-04-05  Roland McGrath  <roland@redhat.com>
2964
2965	* dwarf_getsrcdirs.c: New file.
2966	* Makefile.am (libdw_a_SOURCES): Add it.
2967	* libdw.h: Declare dwarf_getsrcdirs.
2968	* libdw.map (ELFUTILS_0.127): Add it.
2969
2970	* libdwP.h (struct Dwarf_Files_s): New member ndirs.
2971	* dwarf_getsrclines.c (dwarf_getsrclines): Don't clobber NDIRLIST to
2972	zero before we use it to check for DWARF_E_INVALID_DIR_IDX.
2973	Save DIRARRAY in the Dwarf_Files.
2974
2975	* dwarf_ranges.c (dwarf_ranges): Don't sign-extend 32-bit BEGIN
2976	address to check for all-ones base address entry.  Check directly.
2977	Reported by Sébastien Dugué <sebastien.dugue@bull.net>.
2978
29792007-03-25  Roland McGrath  <roland@redhat.com>
2980
2981	* dwarf_begin_elf.c (check_section): Return Dwarf * instead of void.
2982	Return NULL when freeing RESULT on error.
2983	(global_read, scngrp_read): Check return value from check_section,
2984	break out of loop after it has freed RESULT.
2985	(valid_p): Handle null argument.
2986
29872007-03-12  Roland McGrath  <roland@redhat.com>
2988
2989	* libdw.map (ELFUTILS_0.127): Add dwfl_report_begin_add.
2990
29912007-03-04  Roland McGrath  <roland@redhat.com>
2992
2993	* libdw.map (ELFUTILS_0.127): New version set, inherits from
2994	ELFUTILS_0.126.  Add dwfl_module_addrsym.
2995
29962007-02-10  Roland McGrath  <roland@redhat.com>
2997
2998	* dwarf.h (DW_OP_fbreg): Comment fix.
2999
30002007-02-03  Roland McGrath  <roland@redhat.com>
3001
3002	* dwarf_getelf.c (dwarf_getelf): Renamed from dwarf_get_elf.
3003	* libdw.map (ELFUTILS_0.126): New version set, inherits from
3004	ELFUTILS_0.122.  Move dwarf_getelf there; it was never truly
3005	exported in the past.
3006
30072006-12-17  Roland McGrath  <roland@redhat.com>
3008
3009	* dwarf_getlocation.c (dwarf_getlocation_addr): Use zero as base
3010	address when the CU is missing attributes due to buggy GCC.
3011
30122006-08-29  Roland McGrath  <roland@redhat.com>
3013
3014	* Makefile.am (CLEANFILES): Add libdw.so.$(VERSION).
3015
3016	* libdw.h (dwarf_diecu): Add __nonnull_attribute__.
3017	(dwarf_child): Don't list arg 1 in __nonnull_attribute__.
3018
3019	* libdw_alloc.c (__libdw_allocate): Take new ALIGN argument, make sure
3020	result is aligned.  Adjust NEWP->remaining here for this allocation.
3021	* libdwP.h: Update decl.
3022	(libdw_alloc): Update caller.
3023
30242006-07-12  Ulrich Drepper  <drepper@redhat.com>
3025
3026	* dwarf_child.c: Adjust for internal_function_def removal.
3027	* dwarf_getabbrev.c: Likewise.
3028	* dwarf_tag.c: Likewise.
3029	* libdw_form.c: Likewise.
3030	* memory-access.c: Likewise.
3031
30322006-06-28  Roland McGrath  <roland@redhat.com>
3033
3034	* libdw.map: Export dwfl_linecu, dwfl_line_comp_dir.
3035
3036	* libdw.map: Bump to 0.122; export dwfl_module_getsymtab and
3037	dwfl_module_getsym.
3038
30392006-05-27  Ulrich Drepper  <drepper@redhat.com>
3040
3041	* libdw.h: Add extern "C".
3042
30432006-05-22  Ulrich Drepper  <drepper@redhat.com>
3044
3045	* dwarf_getaranges.c (dwarf_getaranges): Handle files without
3046	aranges information.
3047
30482006-05-21  Ulrich Drepper  <drepper@redhat.com>
3049
3050	* libdw.h: Add nonnull attributes to dwarf_tag, dwarf_getattrs,
3051	dwarf_haschildren.
3052
30532006-02-28  Roland McGrath  <roland@redhat.com>
3054
3055	* dwarf.h: Add missing DW_ATE_*, DW_TAG_*, DW_LANG_*, DW_CFA_*,
3056	DW_OP_* values, to match DWARF 3.0.  Add new DW_DS_*, DW_END_*
3057	values from DWARF 3.0.
3058
30592006-02-22  Roland McGrath  <roland@redhat.com>
3060
3061	* libdw.map: Bump to 0.120; export dwfl_version.
3062
30632005-12-22  Roland McGrath  <roland@redhat.com>
3064
3065	* libdw.map: Bump to 0.119; export dwfl_linux_proc_maps_report.
3066
30672005-12-12  Roland McGrath  <roland@redhat.com>
3068
3069	* dwarf_ranges.c: Copy CU base address-finding code from
3070	dwarf_getlocation.
3071
30722005-12-09  Roland McGrath  <roland@redhat.com>
3073
3074	* dwarf_getlocation.c (dwarf_getlocation_addr): Add some unlikelys.
3075	Delay CU base lookup until it's needed.
3076	If CU base lookup fails with no error, flag invalid DWARF.
3077
30782005-11-25  Roland McGrath  <roland@redhat.com>
3079
3080	* libdw.map: Bump to 0.118; export dwfl_module_register_names.
3081
30822005-11-15  Roland McGrath  <roland@redhat.com>
3083
3084	* Makefile.am [BUILD_STATIC] (AM_CFLAGS): Add -fpic.
3085
30862005-11-13  Roland McGrath  <roland@redhat.com>
3087
3088	* libdw.map: Bump to 0.117; export dwfl_module_return_value_location.
3089
30902005-10-27  Roland McGrath  <roland@redhat.com>
3091
3092	* dwarf_entry_breakpoints.c (search_range): Fix binary search code;
3093	don't match end_sequence markers.
3094
3095	* dwarf_getsrclines.c (compare_lines): Sort end_sequence markers
3096	before normal records at the same address.
3097	* dwarf_getsrc_die.c (dwarf_getsrc_die): Don't match an end_sequence
3098	marker.
3099
31002005-10-26  Roland McGrath  <roland@redhat.com>
3101
3102	* dwarf_getfuncs.c (dwarf_getfuncs): Use Dwarf_Die, not Dwarf_Func.
3103	* dwarf_func_file.c: Renamed to ...
3104	* dwarf_decl_file.c: ... here.
3105	* dwarf_func_col.c: Renamed to ...
3106	* dwarf_decl_column.c: ... here.
3107	* dwarf_func_line.c: Renamed to ...
3108	* dwarf_decl_line.c: ... here.
3109	(dwarf_func_line): Renamed to ...
3110	(dwarf_decl_line): ... this.  Take a Dwarf_Die * argument.
3111	(__libdw_func_intval): Renamed __libdw_attr_intval.
3112	* dwarf_func_name.c: File removed.
3113	* dwarf_func_lowpc.c: File removed.
3114	* dwarf_func_highpc.c: File removed.
3115	* dwarf_func_entrypc.c: File removed.
3116	* dwarf_func_die.c: File removed.
3117	* Makefile.am (libdw_a_SOURCES): Updated.
3118	* libdw.h: Update decls.
3119	(Dwarf_Func): Type removed.
3120	* libdwP.h: Update decls.
3121	(struct Dwarf_Func_s): Type removed.
3122	* libdw.map: Updated.
3123
3124	* libdwP.h (CUDIE): New macro.
3125	* dwarf_getlocation.c (dwarf_getlocation_addr): Use it.
3126	* dwarf_getscopes_die.c (dwarf_getscopes_die): Likewise.
3127	* dwarf_ranges.c (dwarf_ranges): Likewise.
3128
3129	* dwarf_getloclist.c: Renamed to ...
3130	* dwarf_getlocation.c: ... here.
3131	(getloclist): Renamed to getlocation.
3132	(dwarf_getloclist): Renamed to dwarf_getlocation.
3133	(dwarf_addrloclists): Renamed to dwarf_getlocation_addr.
3134	* Makefile.am (libdw_a_SOURCES): Updated.
3135	* libdw.h (dwarf_getloclist): Renamed to dwarf_getlocation.
3136	(dwarf_addrloclists): Renamed dwarf_getlocation_addr.
3137	(Dwarf_Loc): Renamed Dwarf_Op.
3138	* libdwP.h (struct loc_s): Update use.
3139	* libdw.map: Update map.
3140
3141	* dwarf_entry_breakpoints.c: Use the second line record within the
3142	function, regardless of its source location data.
3143
31442005-10-25  Roland McGrath  <roland@redhat.com>
3145
3146	* dwarf_entry_breakpoints.c: Fall back to entrypc for contiguous too.
3147
3148	* libdw.map: Add dwarf_entrypc, dwarf_entry_breakpoints.
3149
31502005-10-14  Roland McGrath  <roland@redhat.com>
3151
3152	* dwarf_diecu.c (dwarf_diecu): New file.
3153	* Makefile.am (libdw_a_SOURCES): Add it.
3154	* libdw.h: Declare dwarf_diecu.
3155	* libdw.map: Export it.
3156
3157	* libdw.map: Bump to 0.116; export dwarf_ranges.
3158
31592005-09-20  Roland McGrath  <roland@redhat.com>
3160
3161	* dwarf_haspc.c: Use dwarf_ranges.
3162	* dwarf_entry_breakpoints.c: Likewise.
3163
3164	* dwarf_ranges.c: New file.
3165	* Makefile.am (libdw_a_SOURCES): Add it.
3166	* libdw.h: Declare dwarf_ranges.
3167	* libdwP.h: Add INTDECL.
3168
31692005-09-14  Roland McGrath  <roland@redhat.com>
3170
3171	* dwarf_entry_breakpoints.c (dwarf_entry_breakpoints): Fix braino in
3172	prologue_end marker scanning loop.
3173
31742005-09-11  Roland McGrath  <roland@redhat.com>
3175
3176	* dwarf.h: Comment typo fix.
3177
31782005-09-07  Roland McGrath  <roland@redhat.com>
3179
3180	* dwarf_entry_breakpoints.c: New file.
3181	* Makefile.am (libdw_a_SOURCES): Add it.
3182	* libdw.h: Declare dwarf_entry_breakpoints.
3183
3184	* dwarf_entrypc.c: New file.
3185	* Makefile.am (libdw_a_SOURCES): Add it.
3186	* libdw.h: Declare dwarf_entrypc.
3187	* libdwP.h: Add INTDECL.
3188
31892005-08-28  Ulrich Drepper  <drepper@redhat.com>
3190
3191	* Makefile.am: Use $(LINK) not $(CC) when creating DSO.
3192	(%.os): Use COMPILE.os.
3193	(COMPILE.os): Filter out gconv options.
3194
31952005-08-27  Roland McGrath  <roland@redhat.com>
3196
3197	* dwarf_getscopes.c (dwarf_getscopes): Rewritten using
3198	__libdw_visit_scopes.
3199
3200	* dwarf_getscopes_die.c: New file.
3201	* Makefile.am (libdw_a_SOURCES): Add it.
3202	* libdw.h: Declare dwarf_getscopes_die.
3203	* libdw.map: Bump to 0.115 and add it.
3204
3205	* libdw_visit_scopes.c (__libdw_visit_scopes): Pass a struct
3206	containing a DIE and its parent pointer, instead of just Dwarf_Die.
3207	Take two functions for both preorder and postorder visitors.
3208	* libdwP.h: Update decl.
3209	(struct Dwarf_Die_Chain): New type.
3210	* dwarf_func_inline.c: Update uses.
3211
3212	* dwarf_diename.c (dwarf_diename): Use dwarf_attr_integrate.
3213	Add INTDEF.
3214	* libdwP.h: Add INTDECL.
3215	* dwarf_func_name.c (dwarf_func_name): Use dwarf_diename.
3216
32172005-08-23  Roland McGrath  <roland@redhat.com>
3218
3219	* dwarf_attr_integrate.c (dwarf_attr_integrate): Treat
3220	DW_AT_specification the same as DW_AT_abstract_origin.
3221
32222005-08-20  Roland McGrath  <roland@redhat.com>
3223
3224	* libdw.map: Add dwfl_cumodule, remove dwfl_linecu.
3225	Add dwfl_linux_kernel_report_offline, dwfl_offline_section_address,
3226	and dwfl_report_offline.
3227
32282005-08-19  Roland McGrath  <roland@redhat.com>
3229
3230	* libdw.map: Bump version to ELFUTILS_0.114 for libdwfl changes.
3231	Add dwfl_module_relocate_address, dwfl_module_relocations,
3232	dwfl_module_relocation_info.
3233
32342005-08-18  Roland McGrath  <roland@redhat.com>
3235
3236	* dwarf_getscopes.c (dwarf_getscopes): Include the CU itself as
3237	outermost scope in the results.
3238
32392005-08-15  Roland McGrath  <roland@redhat.com>
3240
3241	* dwarf_func_inline.c: New file.
3242	* Makefile.am (libdw_a_SOURCES): Add it.
3243	* libdw.h: Declare dwarf_func_inline, dwarf_func_inline_instances.
3244	* libdw.map: Add them.
3245
3246	* dwarf_func_die.c: New file.
3247	* Makefile.am (libdw_a_SOURCES): Add it.
3248	* libdw.h: Declare dwarf_func_die.
3249	* libdw.map: Add it.  Bump version to ELFUTILS_0.114.
3250
32512005-08-10  Ulrich Drepper  <drepper@redhat.com>
3252
3253	* dwarf_getsrclines.c (dwarf_getsrclines): Correct fallout of renaming
3254	of DW_LNS_set_epilog_begin.
3255
32562005-08-09  Roland McGrath  <roland@redhat.com>
3257
3258	* dwarf.h (DW_LNS_set_epilog_begin): Renamed DW_LNS_set_epilogue_begin.
3259
3260	* dwarf_end.c: Add INTDEF.
3261	* dwarf_error.c (dwarf_errmsg): Likewise.
3262	* libdwP.h (dwarf_end, dwarf_errmsg): Add INTDECLs.
3263
32642005-08-01  Roland McGrath  <roland@redhat.com>
3265
3266	* dwarf_getaranges.c (dwarf_getaranges): Check for bogus offset.
3267	* dwarf_getabbrev.c (__libdw_getabbrev): Likewise.
3268
32692005-07-28  Ulrich Drepper  <drepper@redhat.com>
3270
3271	* Makefile.am (libdw.so): No need to link with libeu.a anymore.
3272	(libdw_a_LIBADD): Add all files from libdwfl.a.
3273
32742005-07-27  Roland McGrath  <roland@redhat.com>
3275
3276	* Makefile.am (libdw.so): Link ../libdwfl/libdwfl_pic.a in,
3277	along with ../libebl/libebl.a and ../lib/libeu.a;
3278	depend on ../libelf/libelf.so.
3279	(libdw_so_LDADD): New variable.
3280	* libdw.map: Add dwfl_* symbols formerly in ../libdwfl/libdwfl.map.
3281
3282	* libdw.map: Define an empty base version and move all symbols to
3283	version ELFUTILS_0.111; don't define ELFUTILS_1.0 at all yet.
3284
32852005-07-23  Ulrich Drepper  <drepper@redhat.com>
3286
3287	* dwarf_error.c: Add internal alias for dwarf_errno.
3288	* libdwP.h: Declare __dwarf_errno_internal.
3289	* dwarf_getloclist.c: Use INTDEF for dwarf_errno.
3290
3291	* dwarf_error.c [USE_TLS]: Actually use __thread in definition of
3292	global_error.
3293
32942005-06-01  Roland McGrath  <roland@redhat.com>
3295
3296	* dwarf_getaranges.c (dwarf_getaranges): Sort result array.
3297	* dwarf_getarange_addr.c (dwarf_getarange_addr): Use binary search.
3298
32992005-06-08  Roland McGrath  <roland@redhat.com>
3300
3301	* memory-access.h (get_uleb128_step, get_uleb128): Remove casts.
3302	(get_sleb128_step, get_sleb128): Likewise.
3303	* dwarf_getattrs.c (dwarf_getattrs): Add consts.
3304	* dwarf_getloclist.c (getloclist): Likewise.
3305	* dwarf_formblock.c (dwarf_formblock): Likewise.
3306	* dwarf_getsrclines.c (dwarf_getsrclines): Likewise.
3307	* dwarf_getabbrevattr.c (dwarf_getabbrevattr): Likewise.
3308	* dwarf_formref.c (dwarf_formref): Likewise.
3309	* dwarf_formsdata.c (dwarf_formsdata): Likewise.
3310	* dwarf_formudata.c (dwarf_formudata): Likewise.
3311	* dwarf_haschildren.c (dwarf_haschildren): Likewise.
3312	* dwarf_child.c (__libdw_find_attr, __libdw_find_attr): Likewise.
3313	* dwarf_tag.c (dwarf_tag): Likewise.
3314	* dwarf_getabbrev.c (__libdw_getabbrev): Likewise.
3315	* memory-access.c (__libdw_get_uleb128, __libdw_get_sleb128): Likewise.
3316	* libdw_form.c (__libdw_form_val_len): Likewise.
3317	* libdwP.h: Update decl.
3318
33192005-06-04  Roland McGrath  <roland@redhat.com>
3320
3321	* memory-access.h (get_uleb128_rest_return): New macro.
3322	[! IS_LIBDW] (__libdw_get_uleb128): New static, defined using it.
3323	(get_sleb128_rest_return): New macro.
3324	[! IS_LIBDW] (__libdw_get_sleb128): New static, defined using it.
3325	* memory-access.c: New file.
3326	* Makefile.am (libdw_a_SOURCES): Add it.
3327	(DEFS): Add -DIS_LIBDW.
3328
33292005-05-31  Roland McGrath  <roland@redhat.com>
3330
3331	* dwarf_formref_die.c (dwarf_formref_die): Add CU header offset to
3332	formref offset.
3333
33342005-05-30  Roland McGrath  <roland@redhat.com>
3335
3336	* dwarf_getloclist.c (dwarf_addrloclists): Use DW_AT_entry_pc for base
3337	address if DW_AT_low_pc is missing.  Not to spec, but GCC generates it.
3338
3339	* dwarf_getloclist.c (dwarf_addrloclists): Don't sign-extend 4-byte
3340	BEGIN value.  Instead, match base address entries separately for
3341	32/64 size cases.
3342
33432005-05-28  Roland McGrath  <roland@redhat.com>
3344
3345	* dwarf_getloclist.c (dwarf_addrloclists): Fix decoding to advance
3346	past location expression contents.
3347
33482005-05-23  Roland McGrath  <roland@redhat.com>
3349
3350	* dwarf_getsrclines.c: Comment typo fix.
3351
3352	* dwarf_haspc.c (dwarf_haspc): Fix CU DIE address calculation.
3353	* dwarf_getloclist.c (dwarf_addrloclists): Likewise.
3354
33552005-05-22  Ulrich Drepper  <drepper@redhat.com>
3356
3357	* libdwP.h: Only use INTDECL for alias prototypes.
3358
33592005-05-19  Roland McGrath  <roland@redhat.com>
3360
3361	* dwarf_getloclist.c (attr_ok): Permit DW_AT_static_link too.
3362
3363	* dwarf_getscopevar.c: New file.
3364	* Makefile.am (libdw_a_SOURCES): Add it.
3365	* libdw.h: Declare dwarf_getscopevar.
3366
3367	* dwarf_getsrcfiles.c: Add INTDEF.
3368	* dwarf_haschildren.c: Likewise.
3369	* libdwP.h (dwarf_getsrcfiles, dwarf_haschildren): Add INTDECL.
3370
3371	* dwarf_getscopes.c: New file.
3372	* Makefile.am (libdw_a_SOURCES): Add it.
3373	* libdw.h: Declare dwarf_getscopes.
3374	* libdw.map: Add it.
3375
33762005-05-18  Roland McGrath  <roland@redhat.com>
3377
3378	* libdwP.h (IDX_debug_ranges): New enum constant.
3379	* dwarf_begin_elf.c (dwarf_scnnames): Add it for ".debug_ranges".
3380	* libdwP.h (DWARF_E_NO_DEBUG_RANGES): New enum constant.
3381	* dwarf_error.c (errmsgs): Add it.
3382	* dwarf_haspc.c: New file.
3383	* libdw.h: Declare dwarf_haspc.
3384	* libdw.map: Add it.
3385	* libdwP.h: Add INTDECL.
3386
3387	* dwarf_attr_integrate.c: New file.
3388	* dwarf_hasattr_integrate.c: New file.
3389	* Makefile.am (libdw_a_SOURCES): Add them.
3390	* libdw.h: Declare dwarf_attr_integrate, dwarf_hasattr_integrate.
3391	* libdw.map: Add them.
3392
3393	* dwarf_hasattr.c: Add INTDEF.
3394	* libdwP.h: Add INTDECL for it.
3395
3396	* dwarf_formref_die.c: New file.
3397	* Makefile.am (libdw_a_SOURCES): Add it.
3398	* libdw.h (dwarf_formref_die): Declare it.
3399	* libdwP.h (dwarf_formref_die): Add INTDECL.
3400	* libdw.map: Add it.
3401
3402	* dwarf_getloclist.c (attr_ok, getloclist): New functions, broken out
3403	of ...
3404	(dwarf_getloclist): ... here.  Call them.
3405	(dwarf_addrloclists): New function.
3406	* libdw.h: Declare it.
3407	* libdw.map: Add it.
3408
3409	* dwarf_getmacros.c (dwarf_getmacros): Don't bail at
3410	DW_MACINFO_end_file.  Recognize type 0 as terminator.
3411
34122005-05-05  Roland McGrath  <roland@redhat.com>
3413
3414	* dwarf_getsrc_die.c (dwarf_getsrc_die): Use binary search.
3415
3416	* dwarf_getsrclines.c (dwarf_getsrclines): Sort result array, since
3417	the line program does not produce all entries in ascending order.
3418
34192005-04-25  Ulrich Drepper  <drepper@redhat.com>
3420
3421	* dwarf_getsrc_file.c (dwarf_getsrc_file): Handle multiple
3422	occurences (e.g., inlines) better.
3423
34242005-04-24  Ulrich Drepper  <drepper@redhat.com>
3425
3426	* libdw.h (DWARF_END_ABBREV): Define.
3427	* dwarf_getabbrev.c (__libdw_getabbrev): Return DWARF_END_ABBREV if
3428	end is reached.
3429	* dwarf_offabbrev.c (dwarf_offabbrev): Return -1 on error, 1 if end
3430	of records reached.
3431	* dwarf_tag.c (__libdw_findabbrev): Also recognize DWARF_END_ABBREV
3432	as error of __libdw_getabbrev.
3433
34342005-04-04  Ulrich Drepper  <drepper@redhat.com>
3435
3436	* dwarf_getsrc_file.c (dwarf_getsrc_file): Minor optimization.
3437
3438	* dwarf_getsrc_file.c (dwarf_getsrc_file): Always pass number of
3439	results back to caller.
3440
34412005-04-04  Roland McGrath  <roland@redhat.com>
3442
3443	* dwarf_getsrc_file.c (dwarf_getsrc_file): Use size_t for CUHL.
3444
3445	* dwarf_func_line.c (__libdw_func_intval): Use internal_function in
3446	defn.
3447
34482005-04-04  Ulrich Drepper  <drepper@redhat.com>
3449
3450	* dwarf_getsrc_file.c (dwarf_getsrc_file): Use INTUSE.
3451
3452	* dwarf_getsrc_file.c: New file.
3453	* Makefile.am (libdw_a_SOURCES): Add dwarf_getsrc_file.c.
3454	* libdw.h: Declare dwarf_getsrc_file.
3455	* libdw.map: Add dwarf_getsrc_file.
3456
34572005-04-02  Ulrich Drepper  <drepper@redhat.com>
3458
3459	* dwarf_func_entrypc.c: New file.
3460	* dwarf_func_col.c: New file.
3461	* dwarf_func_line.c: New file.
3462	* dwarf_func_file.c: New file.
3463	* libdw.h: Add prototypes for new functions.
3464	* libdw.map: Add dwarf_func_entrypc, dwarf_func_col, dwarf_func_line,
3465	dwarf_func_file.
3466	* Makefile.am (libdw_a_SOURCES): Add dwarf_func_entrypc.c,
3467	dwarf_func_col.c, dwarf_func_line.c, dwarf_func_file.c.
3468	* libdwP.h (struct Dwarf_Func_s): Add cudie element.
3469	Declare __libdw_func_intval and __dwarf_formsdata_internal.
3470	* dwarf_getfuncs.c: Also fill in cudie in Dwarf_Func object.
3471	* dwarf_formsdata.c: Use INTUSE and INTDEF to avoid PLTs.
3472
3473	* dwarf.h: Add some DWARF3 definitions.
3474
34752005-04-01  Ulrich Drepper  <drepper@redhat.com>
3476
3477	* dwarf_getfuncs.c: New file.
3478	* dwarf_func_highpc.c: New file.
3479	* dwarf_func_lowpc.c: New file.
3480	* dwarf_func_name.c: New file.
3481	* Makefile.am (libdw_a_SOURCES): Add dwarf_getfuncs.c,
3482	dwarf_func_highpc.c, dwarf_func_lowpc.c, and dwarf_func_name.c.
3483	* libdw.map: Add dwarf_getfuncs, dwarf_func_highpc, dwarf_func_lowpc,
3484	and dwarf_func_name.
3485	* libdw.h: Add prototypes for new functions.
3486	* dwarf_child.c: Use INTUSE and INTDEF to avoid PLTs.
3487	* dwarf_siblingof.c: Likewise.
3488	* dwarf_dieoffset.c: Likewise.
3489	* dwarf_highpc.c: Likewise.
3490	* dwarf_lowpc.c: Likewise.
3491	* libdwP.h: Add prototypes for internal functions.
3492	Define Dwarf_Func_s structure.
3493
34942005-03-29  Ulrich Drepper  <drepper@redhat.com>
3495
3496	* libdw.h: Add padding in Dwarf_die.
3497
3498	* dwarf_arrayorder.c: Use INTUSE and INTDEF to avoid PLTs.
3499	* dwarf_attr.c: Likewise.
3500	* dwarf_begin.c: Likewise.
3501	* dwarf_begin_elf.c: Likewise.
3502	* dwarf_bitoffset.c: Likewise.
3503	* dwarf_bitsize.c: Likewise.
3504	* dwarf_bytesize.c: Likewise.
3505	* dwarf_diename.c: Likewise.
3506	* dwarf_formaddr.c: Likewise.
3507	* dwarf_formblock.c: Likewise.
3508	* dwarf_formref.c: Likewise.
3509	* dwarf_formstring.c: Likewise.
3510	* dwarf_formudata.c: Likewise.
3511	* dwarf_getarange_addr.c: Likewise.
3512	* dwarf_getarangeinfo.c: Likewise.
3513	* dwarf_getaranges.c: Likewise.
3514	* dwarf_getloclist.c: Likewise.
3515	* dwarf_getmacros.c: Likewise.
3516	* dwarf_getsrc_die.c: Likewise.
3517	* dwarf_getsrcfiles.c: Likewise.
3518	* dwarf_getsrclines.c: Likewise.
3519	* dwarf_highpc.c: Likewise.
3520	* dwarf_lowpc.c: Likewise.
3521	* dwarf_nextcu.c: Likewise.
3522	* dwarf_offdie.c: Likewise.
3523	* dwarf_siblingof.c: Likewise.
3524	* dwarf_srclang.c: Likewise.
3525	* dwarf_tag.c: Likewise.
3526	* libdw_findcu.c: Likewise.
3527	* libdwP.h: Add prototypes for internal functions.
3528
3529	* dwarf_addrdie.c: New file.
3530	* dwarf_macro_opcode.c: New file.
3531	* dwarf_macro_param1.c: New file.
3532	* dwarf_macro_param2.c: New file.
3533	* libdw.h: Add declarations.  Move Dwarf_Macro definition to libdwP.h.
3534	* libdwP.h: Remove Dwarf_Macro definition.
3535	* Makefile.am (libdw_a_SOURCES): Add dwarf_addrdie.c,
3536	dwarf_macro_opcode.c, dwarf_macro_param1.c, and dwarf_macro_param2.c.
3537	* libdw.map: Add entries for new functions.
3538
35392005-03-21  Ulrich Drepper  <drepper@redhat.com>
3540
3541	* libdw.h: Handle broken gcc < 4.
3542
35432005-02-15  Ulrich Drepper  <drepper@redhat.com>
3544
3545	* Makefile (AM_CFLAGS): Add -Wunused -Wextra -Wformat=2.
3546
3547	* dwarf_begin_elf.c: Fix warnings.
3548	* dwarf_dieoffset.c: Likewise.
3549	* dwarf_end.c: Likewise.
3550	* dwarf_error.c: Likewise.
3551	* dwarf_getpubnames.c: Likewise.
3552
3553	* libdwP.h: Add new error values.
3554	* dwarf_error.c: Support new error values.
3555	* dwarf_getpubnames.c: Check parameter value.
3556
35572005-02-05  Ulrich Drepper  <drepper@redhat.com>
3558
3559	* Makefile.am: Check for text relocations in constructed DSO.
3560
3561	* Makefile.am [MUDFLAP] (AM_CFLAGS): Add -fmudflap.
3562
35632005-02-04  Ulrich Drepper  <drepper@redhat.com>
3564
3565	* dwarf_siblingof.c (dwarf_siblingof): Add some buffer boundary
3566	checks to not read over buffer boundaries for ill-formed DWARF data.
3567
35682004-09-25  Ulrich Drepper  <drepper@redhat.com>
3569
3570	* dwarf_child.c: Make compile with gcc 4.0.
3571	* dwarf_error.c: Likewise.
3572	* dwarf_formblock.c: Likewise.
3573	* dwarf_getabbrev.c: Likewise.
3574	* dwarf_getattrs.c: Likewise.
3575	* dwarf_getsrclines.c: Likewise.
3576	* dwarf_tag.c: Likewise.
3577	* libdw_form.c: Likewise.
3578
35792004-01-20  Ulrich Drepper  <drepper@redhat.com>
3580
3581	* Makefile.am: Support building with mudflap.
3582
3583	* dwarf_getloclist.c: Fix warnings gcc 3.4 spits out.
3584	* dwarf_getsrclines.c: Likewise.
3585	* dwarf_memory-access.h: Likewise.
3586
35872004-01-19  Ulrich Drepper  <drepper@redhat.com>
3588
3589	* dwarf_getsrcfiles.c: Third parameter can be NULL.
3590
3591	* libdw.h: Define Dwarf_macro.  Declare dwarf_getmacros.
3592	Third parameter of dwarf_getsrcfiles can be NULL.
3593
3594	* libdw.map: Add dwarf_getmacros.
3595	* Makefile.am (libdw_a_SOURCES): Add dwarf_getmacros.
3596	* dwarf_getmacros.c: New file.
3597
35982004-01-18  Ulrich Drepper  <drepper@redhat.com>
3599
3600	* libdw.h: Second parameter of dwarf_getaranges can be NULL.
3601
3602	* dwarf_nextcu.c: Return -1 if dwarf parameter is NULL.
3603
3604	* dwarf_getsrclines.c:
3605	Use read_2ubyte_unaligned_inc instead of _inc-less variant.
3606
3607	* dwarf_getaranges.c: Allow naranges parameter to be NULL.
3608
3609	* libdwP.h (_): Use elfutils domain.
3610
3611	* dwarf_getsrclines.c (dwarf_getsrclines): Add more branch prediction.
3612
3613	* dwarf_getsrclines.c: Fix typo in comment.
3614
36152004-01-17  Ulrich Drepper  <drepper@redhat.com>
3616
3617	* Makefile.am: Support building with mudflap.
3618
36192004-01-16  Ulrich Drepper  <drepper@redhat.com>
3620
3621	* memory-access.h: Add lots of const in case a pointer passed is const.
3622
3623	* dwarf_formflag.c: New file.
3624	* dwarf_getattrs.c: New file.
3625	* dwarf_error.c: Add new error value.
3626	* libdw.h: Add prototypes for new functions.  Adjust prototype for
3627	dwarf_getpubnames.
3628	* libdw.map: Add new functions.
3629	* dwarf_getpubnames.c: Change type of return value and fourth parameter
3630	to ptrdiff_t.
3631	* libdwP.h: Add new error value.
3632	* Makefile.am (libdw_a_SOURCES): Add dwarf_getattrs.c and
3633	dwarf_formflag.c.
3634
3635	* dwarf_getpubnames.c (dwarf_getpubnames): Just fail if dbg is NULL.
3636
36372004-01-12  Ulrich Drepper  <drepper@redhat.com>
3638
3639	* dwarf_getarange_addr.c: New file
3640	* dwarf_getarangeinfo.c: New file.
3641	* dwarf_getaranges.c: New file.
3642	* dwarf_onerange.c: New file.
3643	* libdw.h: Declare new functions.  Define Dwarf_Arange and
3644	Dwarf_Aranges.
3645	* libdw.map: Add new functions.
3646	* libdwP.h: Add new errors.  Add aranges member to struct Dwarf.
3647	Define Dwarf_Aranges_s and Dwarf_Arange_s.
3648	* Makefile.am (libdw_a_SOURCES): Add dwarf_getaranges.c,
3649	dwarf_onearange.c, dwarf_getarangeinfo.c, dwarf_getarange_addr.c.
3650	* dwarf_error.c: Add new message.
3651
36522004-01-11  Ulrich Drepper  <drepper@redhat.com>
3653
3654	* Makefile.am (libdw_a_SOURCES): Add dwarf_lineaddr.c, dwarf_linecol.c,
3655	dwarf_linebeginstatement.c, dwarf_lineendsequence.c, dwarf_lineblock.c,
3656	dwarf_lineprologueend.c, dwarf_lineepiloguebegin.c, dwarf_onesrcline.c.
3657	* dwarf_error.c: Add another message.
3658	* dwarf_getsrc_die.c: Adjust for Dwarf_Files and Dwarf_Lines
3659	introduction.
3660	* dwarf_filesrc.c: Likewise.
3661	* dwarf_getsrcfiles.c: Likewise.
3662	* dwarf_getsrclines.c: Likewise.
3663	* dwarf_lineaddr.c: New file.
3664	* dwarf_linebeginstatement.c: New file.
3665	* dwarf_lineblock.c: New file.
3666	* dwarf_linecol.c: New file.
3667	* dwarf_lineendsequence.c: New file.
3668	* dwarf_lineepiloguebegin.c: New file.
3669	* dwarf_lineno.c: New file.
3670	* dwarf_lineprologueend.c: New file.
3671	* dwarf_onesrcline.c: New file.
3672	* dwarf_lineno.c: Change interface to store result in object pointed
3673	to by second parameter.
3674	* libdw.h: Add prototypes for new functions.  Change dwarf_lineno
3675	prototype.  Define Dwarf_Files and Dwarf_Lines.
3676	* libdw.map: Add new functions.
3677	* libdwP.h: Define Dwarf_Files_s and Dwarf_Lines_s.
3678	* libdw_findcu.c: Don't initialize nlines field.
3679
3680	* dwarf_siblingof: Little optimization.
3681
3682	* dwarf_begin.c: Remember that the ELF descriptor must be closed.
3683	* dwarf_end.c: Close ELF descriptor if free_elf is set.
3684	* libdwP.h (struct Dwarf): Add free_elf field.
3685
3686	* Makefile.am (libdw_a_SOURCES): Add dwarf_getstring.c and
3687	dwarf_offabbrev.c.
3688	* dwarf_getstring.c: New file.
3689	* dwarf_offabbrev.c: New file.
3690	* libdw.map: Add dwarf_getstring and dwarf_offabbrev.
3691	* dwarf_getabbrev.c (__libdw_getabbrev): Add new dbg and result
3692	parameters.  Don't allocate memory if not necessary and don't lookup
3693	previous results if no CU given.
3694	(dwarf_getabbrev): Adjust call to __libdw_getabbrev.
3695	* dwarf_tag.c: Adjust call to __libdw_getabbrev.
3696	* libdw.h: Declare dwarf_offabbrev and dwarf_getstring.
3697	* libdwP.h: Change prototype for __libdw_getabbrev.
3698
3699	* dwarf_getabbrevattr.c: Add offsetp parameter.  Fill in before
3700	returning if this is wanted.
3701
37022004-01-09  Ulrich Drepper  <drepper@redhat.com>
3703
3704	* dwarf_nextcu.c: Add new parameter offset_sizep.  Initialize it
3705	with offset_size value.
3706	* libdw.h: Adjust dwarf_nextcu prototype.
3707	* libdwP.h (struct Dwarf_CU): Add offset_size member.
3708	* libdw_findcu.c: Adjust dwarf_nextcu call.  Initialize offset_size
3709	member of new CU struct.
3710	* dwarf_formstring.c: Depend on offset_size not address_size for
3711	DW_FORM_strp handling.
3712	* dwarf_form.c: Likewise for DW_FORM_strp and DW_FORM_ref_addr.
3713
3714	* dwarf_tag.c (__libdw_findabbrev): Return correct value for
3715	failing lookup.
3716	(dwarf_tag): Correctly recognize failed lookup.
3717
3718	* dwarf_end.c (cu_free):  Call tdestroy for locs member.  Use new
3719	function noop_free.
3720	* dwarf_error.c: Add message for DWARF_E_NO_BLOCK.
3721	* dwarf_formblock.c: New file.
3722	* dwarf_getloclist.c: Rewrite to handle a single block.
3723	* libdw.h: Define Dwarf_Block.  Rename Dwarf_Loc members.  Remove
3724	Dwarf_Locdesc definition.  Declare dwarf_formblock.  Remove
3725	dwarf_getloclistent declaration.
3726	* libdw.map: Add dwarf_formblock, remove dwarf_getloclistent.
3727	* libdwP.h: Define struct loc_s and DWARF_E_NO_BLOCK.
3728	Add locs member to struct Dwarf_CU.
3729	* libdw_fundcu.c: Initialize locs member of new CU.
3730	* Makefile.am (libdw_a_SOURCES): Add dwarf_formblock.c.
3731	Remove dwarf_getloclistent.c.
3732
37332004-01-07  Ulrich Drepper  <drepper@redhat.com>
3734
3735	* libdw.h: Use __nonnull__ attribute only for gcc >= 3.3.
3736	* libdwP.h: Likewise.
3737
3738	* dwarf_getloclist.c: New file.
3739	* dwarf_getloclistent.c: New file.
3740	* libdw.h: Define Dwarf_Loc and Dwarf_Locdesc.
3741	Declare dwarf_getloclistent and dwarf_getloclist.
3742	* libdw.map: Add dwarf_getloclistent and dwarf_getloclist.
3743	* libdwP.h: Define DWARF_E_NO_LOCLIST.
3744	* Makefile.am (libdw_a_SOURCES): Add dwarf_getloclistent.c and
3745	dwarf_getloclist.c.
3746
3747	* dwarf_error.c: More error messages.
3748
37492004-01-06  Ulrich Drepper  <drepper@redhat.com>
3750
3751	* dwarf_getsrclines.c: Remove debugging support.
3752
3753	* dwarf_getsrcfiles.c: New file.
3754	* dwarf_filesrc.c: New file.
3755	* libdw.h: Declare these functions.  Define Dwarf_File.
3756	* libdwP.c: Adjust Dwarf_File_s definition.
3757	* libdw.map: Add these functions.
3758	* Makefile.am (libdw_a_SOURCES): Add dwarf_getsrcfiles.c and
3759	dwarf_filesrc.c.
3760	* dwarf_getsrclines.c: Initialize cu->files.
3761
37622004-01-05  Ulrich Drepper  <drepper@redhat.com>
3763
3764	* libdw.h: Add more nonnull function attributes.
3765
3766	* dwarf_begin_elf.c (dwarf_begin_elf): Don't initialize mem_tail->next.
3767	* dwarf_end.c (cu_free): New function.
3768	(dwarf_end): Also free CU tree.  Correct freeing of memory blocks.
3769	* dwarf_error.c (errmsgs): Add new messages.
3770	* dwarf_getsrc_die.c: New file.
3771	* dwarf_getsrclines.c: New file.
3772	* dwarf_lineno.c: New file.
3773	* dwarf_linesrc.c: New file.
3774	* dwarf_nextcu.c (dwarf_nextcu): Use read_*byte_unaligned_inc
3775	instead of the *_inc-less variants.
3776	* libdw.h: Define Dwarf_Line.  Add some function attributes.  Declare
3777	dwarf_getsrclines, dwarf_getsrc_die, dwarf_lineno, and dwarf_linesrc.
3778	* libdw.map: Add dwarf_getsrclines, dwarf_getsrc_die, dwarf_lineno,
3779	and dwarf_linesrc.
3780	* libdwP.h: Add more error codes.
3781	(struct Dwarf): Remove mem_tail.next member.
3782	(Dwarf_File): Define type.
3783	(struct Dwarf_Line_s): Define type.
3784	(struct Dwarf_CU): Add lines and nlines members.
3785	(libdw_alloc): Define local variable _tail and use it.
3786	Add some function attributes.
3787	* libdw_alloc.c (__libdw_allocate): Don't initialize next member.
3788	* libdw_findcu.c (__libdw_findcu): Initialize lines and nlines members.
3789	* memory-access.h: Add unlikely for the endian conversion paths.
3790	* Makefile.am (AM_CFLAGS): Add -std parameter.
3791	(libdw_a_SOURCES): Add dwarf_getsrclines, dwarf_getsrc_die,
3792	dwarf_lineno, and dwarf_linesrc.
3793
37942003-08-11  Ulrich Drepper  <drepper@redhat.com>
3795
3796	* Moved to CVS archive.
3797