1 2018-05-20 Mark Wielaard <mark@klomp.org>
3 * dwarf_cu_info.c: New file.
4 * Makefile.am (libdw_a_SOURCES): Add dwarf_cu_info.c.
5 * libdw.h (dwarf_cu_info): New function declaration.
6 * libdw.map (ELFUTILS_0.171): Add dwarf_cu_info.
8 2018-05-24 Mark Wielaard <mark@klomp.org>
10 * dwarf_ranges.c (dwarf_ranges): Check for NULL cu.
11 * libdw_findcu.c (__libdw_intern_next_unit): Initialize ranges_base.
13 2018-05-18 Mark Wielaard <mark@klomp.org>
15 * dwarf_formudata.c (__libdw_formptr): Handle the special case
16 of IDX_debug_ranges for DW_UT_split_compile with version < 5.
17 * dwarf_highpc.c (dwarf_highpc): Use dwarf_lowpc, check for
19 * dwarf_lowpc.c (dwarf_lowpc): Check for split compile cudie.
20 * dwarf_ranges.c (dwarf_ranges): Switch cu and sectiondata for
22 * libdwP.h (struct Dwarf_CU): Add ranges_base field.
23 (__libdw_cu_ranges_base): New static inline function.
25 2018-05-18 Mark Wielaard <mark@klomp.org>
27 * libdw_findcu.c (__libdw_intern_next_unit): Init files to NULL.
28 * dwarf_getsrclines.c (dwarf_getsrclines): Handle split units by
29 taking the line table from the skeleton.
30 * dwarf_getsrcfiles.c (dwarf_getsrcfiles): Handle split units by
31 only taking the files from .debug_line offset zero (if it exists),
32 otherwise fall back to the skeleton.
34 2018-05-17 Mark Wielaard <mark@klomp.org>
36 * dwarf_begin_elf.c (__libdw_debugdir): New function.
37 (valid_p): Call __libdw_debugdir.
38 * dwarf_end.c (dwarf_end.c): Free debugdir.
39 * dwarf_getalt.c (__libdw_filepath): Extract __libdw_debugdir logic.
40 take debugdir as argument instead of fd.
41 (find_debug_altlink): Call __libdw_filepath with debugdir.
42 * libdwP.h (struct Dwarf): Add debugdir field.
43 (__libdw_debugdir): New function prototype.
44 (__libdw_filepath): Adjust prototype to take a const char * instead of
46 * libdw_find_split_unit.c (__libdw_find_split_unit): Call
47 __libdw_filepath with debugdir.
49 2018-05-17 Mark Wielaard <mark@klomp.org>
51 * dwarf_attr_integrate.c (dwarf_attr_integrate): Handle split_compile
52 unit DIE, search skeleton_compile unit DIE.
53 * dwarf_hasattr_integrate.c (dwarf_hasattr_integrate): Likewise.
54 * libdwP.h (is_cudie): Check cu is not NULL.
56 2018-05-19 Mark Wielaard <mark@klomp.org>
58 * libdwP.h (__libdw_find_split_unit): Mark as internal_function.
60 2018-05-15 Mark Wielaard <mark@klomp.org>
62 * Makefile.am (libdw_a_SOURCES): Add libdw_find_split_unit.c.
63 * dwarf_end.c (cu_free): Free split Dwarf.
64 * dwarf_get_units.c (dwarf_get_units): Handle DW_UT_skeleton by
65 calling __libdw_find_split_unit.
66 * libdwP.h (struct Dwarf_CU): Add split Dwarf_CU field.
67 (__libdw_find_split_unit): New function prototype.
68 (str_offsets_base_off): Use cu Dwarf if dbg is NULL.
69 (filepath): Rename to ...
70 (__libdw_filepath): This. Which is the actual function name in
72 (libdw_find_split_unit.c): New file.
73 * libdw_findcu.c (__libdw_intern_next_unit): Initialize split to -1.
75 2018-05-15 Mark Wielaard <mark@klomp.org>
77 * libdwP.h (__libdw_first_die_from_cu_start): Adjust commented out
79 * libdw_findcu.c (__libdw_intern_next_unit): For version 4 DWARF if
80 the cudie has a DW_AT_GNU_dwi_id set the unit_id8 and unit_type to
81 DW_UT_skeleton or DW_UT_split_compile based on whether the cudie has
82 child DIEs and a DW_AT_GNU_dwo_name attribute.
84 2018-05-14 Mark Wielaard <mark@klomp.org>
86 * dwarf.h: Add GNU Debug Fission extensions. DW_AT_GNU_dwo_name,
87 DW_AT_GNU_dwo_id, DW_AT_GNU_ranges_base, DW_AT_GNU_addr_base,
88 DW_AT_GNU_pubnames, DW_AT_GNU_pubtypes. DW_FORM_GNU_addr_index,
89 DW_FORM_GNU_str_index. DW_OP_GNU_addr_index, DW_OP_GNU_const_index.
90 * dwarf_formaddr.c (dwarf_formaddr): Handle DW_FORM_GNU_addr_index
92 (__libdw_cu_addr_base): Check for both DW_AT_GNU_addr_base and
94 * dwarf_formstring.c (dwarf_formstring): Handle DW_FORM_GNU_str_index
96 * dwarf_formudata.c (dwarf_formudata): Recognize DW_AT_GNU_addr_base
97 as addrptr. Recognize DW_AT_GNU_ranges_base as rangelistptr.
98 * dwarf_getlocation.c (__libdw_intern_expression): Handle
99 DW_OP_GNU_addr_index as DW_OP_addrx and DW_OP_GNU_const_index as
101 * libdw_form.c (__libdw_form_val_compute_len): Handle
102 DW_FORM_GNU_addr_index and DW_FORM_GNU_str_index taking an uleb128.
104 2018-05-12 Mark Wielaard <mark@klomp.org>
106 * dwarf_begin_elf.c (check_section): Also recognize .dwo section
109 2018-05-11 Mark Wielaard <mark@klomp.org>
111 * dwarf_formudata.c (dwarf_formudata): Handle DW_AT_macros as macptr.
112 * dwarf_getmacros.c (get_table_for_offset): Add DW_MACRO_define_sup,
113 DW_MACRO_undef_sup, DW_MACRO_import_sup, DW_MACRO_define_strx and
114 DW_MACRO_undef_strx. Add str_offsets_base_off to fake CU. Deal with
115 DW_AT_macros. Use libdw_valid_user_form.
117 2018-05-09 Mark Wielaard <mark@klomp.org>
119 * dwarf_formstring.c (__libdw_cu_str_off_base): Moved to...
120 * libdwP.h (__libdw_cu_str_off_base): ...here. Make static inline.
121 (str_offsets_base_off): New internal function that also parses
122 .debug_str_offsets header if necessary.
124 2018-05-11 Mark Wielaard <mark@klomp.org>
126 * dwarf_siblingof.c (dwarf_siblingof): Don't reference cu till it is
127 known the Dwarf_Die is came from is valid.
128 * libdwP.h (__libdw_dieabbrev): Check cu is not NULL.
130 2018-05-08 Mark Wielaard <mark@klomp.org>
132 * dwarf_formref.c (__libdw_formref): Explicitly don't handle
133 DW_FORM_ref_sup4 and DW_FORM_ref_sup8.
134 * dwarf_formref_die.c (dwarf_formref_die): Handle DW_FORM_ref_sup4
135 and DW_FORM_ref_sup8.
136 * dwarf_formstring.c (dwarf_formstring): Handle DW_FORM_strp_sup
137 as DW_FORM_GNU_strp_alt.
139 2018-05-05 Mark Wielaard <mark@klomp.org>
141 * dwarf.h: Add DWARF line content descriptions.
142 * libdwP.h (libdw_valid_user_form): New static function.
143 * dwarf_getsrclines.c (read_srclines): Check and parse version 5
144 DWARF header, dir and file tables separately from older versions
147 2018-04-24 Mark Wielaard <mark@klomp.org>
149 * dwarf_begin_elf.c (dwarf_scnnames): Add ".debug_line_str".
150 * dwarf_error.c (errmsgs): Add DWARF_E_NO_DEBUG_STR and
151 DWARF_E_NO_DEBUG_LINE_STR.
152 * dwarf_formstring.c (dwarf_formstring): Handle DW_FORM_line_strp.
153 Get data from either .debug_str or .debug_line_str.
154 * libdwP.h: Add IDX_debug_line_str, DWARF_E_NO_DEBUG_STR and
155 DWARF_E_NO_DEBUG_LINE_STR.
157 2018-04-03 Mark Wielaard <mark@klomp.org>
159 * dwarf_formudata.c (__libdw_formptr): Take and return const
160 unsigned char pointers.
161 * dwarf_getlocation.c (attr_base_address): Rename to...
162 (__libdw_cu_base_address): this. Take Dwarf_CU, check and set
164 (initial_offset_base): Renamed to...
165 (initial_offset): this. Only provide offset.
166 (getlocations_addr): Move data size check and
167 address base addition into __libdw_read_begin_end_pair_inc. Use
168 __libdw_cu_base_address and initial_offset. Drop Elf_Data NULL
169 check (already done by initial_offset, through __libdw_formptr).
170 (dwarf_getlocations): Use __libdw_cu_base_address and initial_offset.
171 Drop Elf_Data NULL check.
172 * dwarf_ranges.c (__libdw_read_begin_end_pair_inc): Change argument
173 type of readp to Add readend argument. Check data size. Include base
174 in begin and end result.
175 (initial_offset): New static function.
176 (dwarf_ranges): Don't check Elf_Data being NULL (already done by
177 initial_offset, through __libdw_formptr). Use __libdw_cu_base_address
178 and initial_offset. Remove base check and addition (already done by
179 __libdw_read_begin_end_pair_inc.
180 * libdwP.h (Dwarf_CU): Add base_address field.
181 (__libdw_read_begin_end_pair_inc): Change argument type of readp to
182 const. Add readend argument.
183 (__libdw_formptr): Take and return const unsigned char pointers.
184 * libdw_findcu.c (__libdw_intern_next_unit): Initialize Dwarf_CU
187 2018-04-04 Mark Wielaard <mark@klomp.org>
189 * libdw_findcu.c (__libdw_intern_next_unit): Initialize Dwarf_CU
190 addr_base and str_off_base.
192 2018-03-23 Mark Wielaard <mark@klomp.org>
194 * dwarf_begin_elf.c (dwarf_scnnames): Add IDX_debug_str_offsets,
196 * dwarf_error.c (errmsgs): Add DWARF_E_NO_STR_OFFSETS.
197 * dwarf_formstring.c (dwarf_formstring): Handle DW_FORM_strx[1234].
198 (__libdw_cu_str_off_base): New function.
199 * dwarf_formudata.c (dwarf_formudata): Handle IDX_debug_str_offsets
201 * libdwP.h: Add IDX_debug_str_offsets and DWARF_E_NO_STR_OFFSETS.
202 (struct Dwarf_CU): Add str_off_base field.
203 (__libdw_cu_str_off_base): New function declaration.
205 2018-03-22 Mark Wielaard <mark@klomp.org>
207 * dwarf_begin_elf.c (dwarf_scnnames): Add IDX_debug_addr.
208 * dwarf_error.c (errmsgs): Add DWARF_E_NO_DEBUG_ADDR.
209 * dwarf_formaddr.c (dwarf_formaddr): Handle DW_FORM_addrx[1234].
210 (__libdw_cu_addr_base): New function.
211 * dwarf_formudata.c (dwarf_formudata): Handle DW_AT_addr_base as
213 * libdwP.h: Add IDX_debug_addr and DWARF_E_NO_DEBUG_ADDR.
214 (struct Dwarf_CU): Add addr_base field.
215 (__libdw_cu_addr_base): New function definition.
216 * memory-access.h (file_byte_order): New static function.
217 (read_3ubyte_unaligned): New inline function.
219 2018-03-29 Mark Wielaard <mark@klomp.org>
221 * libdw.h (dwarf_decl_file): Extend documentation.
222 (dwarf_linesrc): Likewise.
223 (dwarf_filesrc): Likewise.
225 2018-03-06 Mark Wielaard <mark@klomp.org>
227 * dwarf.h: Add DW_OP_implicit_pointer, DW_OP_addrx, DW_OP_constx,
228 DW_OP_entry_value, DW_OP_const_type, DW_OP_regval_type,
229 DW_OP_deref_type, DW_OP_xderef_type, DW_OP_convert and
231 * dwarf_getlocation.c (__libdw_intern_expression): Handle
232 DW_OP_convert, DW_OP_reinterpret, DW_OP_addrx, DW_OP_constx,
233 DW_OP_regval_type, DW_OP_entry_value, DW_OP_implicit_pointer,
234 DW_OP_deref_type, DW_OP_xderef_type and DW_OP_const_type.
235 * dwarf_getlocation_attr.c (dwarf_getlocation_attr): Handle
236 DW_OP_entry_value, DW_OP_const_type and DW_OP_implicit_pointer.
237 * dwarf_getlocation_die.c (dwarf_getlocation_die): Handle
238 DW_OP_implicit_pointer, DW_OP_convert, DW_OP_reinterpret,
239 DW_OP_const_type, DW_OP_regval_type, DW_OP_deref_type and
241 * dwarf_getlocation_implicit_pointer.c
242 (dwarf_getlocation_implicit_pointer): Handle DW_OP_implicit_pointer.
244 2018-03-01 Mark Wielaard <mark@klomp.org>
246 * dwarf.h: Add DW_AT_GNU_locviews and DW_AT_GNU_entry_view.
247 * dwarf_formudata.c (dwarf_formudata): Handle DW_AT_GNU_locviews
250 2018-02-09 Mark Wielaard <mark@klomp.org>
252 * dwarf_formblock.c (dwarf_formblock): Handle DW_FORM_data16 as a
255 2018-02-09 Mark Wielaard <mark@klomp.org>
257 * dwarf_child.c (__libdw_find_attr): Handle DW_FORM_implicit_const.
258 * dwarf_formsdata.c (dwarf_formsdata): Likewise.
259 * dwarf_formudata.c (dwarf_formudata): Likewise.
260 * dwarf_getabbrev.c (__libdw_getabbrev): Likewise.
261 * dwarf_getattrs.c (dwarf_getattrs): Likewise.
262 * dwarf_hasattr.c (dwarf_hasattr): Likewise.
263 * dwarf_getabbrevattr.c (dwarf_getabbrevattr_data): New function
264 that will also return any data associated with the abbrev. Which
265 currently is only for DW_FORM_implicit_const. Based on...
266 (dwarf_getabbrevattr): ... this function. Which now just calls
267 dwarf_getabbrevattr_data.
268 * libdw.h (dwarf_getabbrevattr_data): Declare new function.
269 * libdw.map (ELFUTILS_0.170): Add dwarf_getabbrevattr_data.
270 * libdwP.h (dwarf_getabbrevattr_data): INTDECL.
271 * memory-access.h (__libdw_get_sleb128_unchecked): New inlined
272 function based on __libdw_get_uleb128_unchecked.
274 2018-02-08 Mark Wielaard <mark@klomp.org>
276 * dwarf.h: Add DWARF5 DW_FORMs.
277 * libdwP.h (__libdw_form_val_compute_len): Handle fix length
278 DW_FORM_implicit_const, DW_FORM_addrx[1234], DW_FORM_strx[1234],
279 DW_FORM_ref_sup[48] and DW_FORM_data16.
280 * libdw_form.c (__libdw_form_val_compute_len): DW_FORM_strp_sup
281 and DW_FORM_line_strp are offset_size. DW_FORM_addrx, DW_FORM_strx,
282 DW_FORM_loclistx and DW_FORM_rnglistx are uleb128.
284 2018-01-30 Mark Wielaard <mark@klomp.org>
286 * Makefile.am (libdw_a_SOURCES): Add dwarf_get_units.c.
287 * dwarf_get_units.c: New file.
288 * libdw.h (dwarf_get_units): New function declaration.
289 * libdw.map (ELFUTILS_0.170): Add dwarf_get_units.
291 2018-01-29 Mark Wielaard <mark@klomp.org>
293 * dwarf.h (DW_UT_*): Add DWARF Unit Header Types.
294 * dwarf_cu_die.c (dwarf_cu_die): Rename arguments. type_signaturep
295 is now called unit_idp. type_offsetp is now called subdie_offsetp.
296 * dwarf_formref_die.c (dwarf_formref_die): Scan both .debug_info
297 and .debug_types sections for type units when type signature ref
299 * dwarf_getaranges.c (dwarf_getaranges): Use __libdw_findcu and
300 __libdw_first_die_off_from_cu instead of trying by hand.
301 * dwarf_getlocation_die.c (dwarf_getlocation_die): Use ISV4TU
302 instead of checking type_offset by hand.
303 * dwarf_getlocation_implicit_pointer.c
304 (dwarf_getlocation_implicit_pointer): Likewise.
305 * dwarf_nextcu.c (dwarf_next_unit): Call __libdw_next_unit.
306 (__libdw_next_unit): New function based on dwarf_next_unit with
307 DWARF5 header support.
308 * libdwP.h (struct Dwarf_CU): Renamed type_offset to subdie_offset
309 and type_sig8 to unit_id8.
310 (ISV4TU): New macro to determine whether a CU is a version 4 type
311 unit (which comes from the .debug_types section).
312 (DIE_OFFSET_FROM_CU_OFFSET): Replaced macro by real function...
313 (__libdw_first_die_from_cu_start): ... that also handles DWARF5
315 (__libdw_first_die_off_from_cu): New function that calls the above
317 (CUDIE): Use __libdw_first_die_off_from_cu.
318 (SUBDIE): New macro that provides the DIE for a CU using the
320 (__libdw_next_unit): New internal function declaration.
321 * libdw_findcu.c (__libdw_intern_next_unit): Use __libdw_next_unit.
322 Accept DWARF version 5 headers. Setup unit_type.
323 (__libdw_findcu): Rename debug_types argument to v4_debug_types
324 argument (to indicate that we are looking in the .debug_types
325 section). Support finding the exact offset (unit header start).
327 2018-01-25 Mark Wielaard <mark@klomp.org>
329 * Makefile.am (libdw_a_SOURCES): Add dwarf_die_addr_die.c.
330 * dwarf_die_addr_die.c: New file.
331 * libdw.h (dwarf_die_addr_die): New function declaration.
332 * libdw.map (ELFUTILS_0.171): New section with dwarf_die_addr_die.
333 * libdwP.h (__libdw_findcu_addr): New internal function declaration.
334 * libdw_findcu.c (__libdw_findcu_addr): New internal function.
336 2018-02-09 Joshua Watt <JPEWhacker@gmail.com>
338 * cfi.c (execute_cfi): Use FALLTHROUGH macro instead of comment.
339 * dwarf_frame_register.c (dwarf_frame_register): Likewise.
341 2018-01-22 Mark Wielaard <mark@klomp.org>
343 * Makefile.am (AM_CPPFLAGS): Add -I libdwelf.
344 * dwarf_begin_elf.c (dwarf_begin_elf): Initialize Dwarf alt_fd to -1.
345 * dwarf_end.c (dwarf_end): Call dwarf_end and close on the alt_dwarf
346 and alt_fd if we allocated them.
347 * dwarf_fromref_die.c (dwarf_formref_die): Call dwarf_getalt.
348 * dwarf_formstring.c (dwarf_formstring): Likewise.
349 * dwarf_getalt.c (__libdw_filepath): New internal function.
350 (find_debug_altlink): New static function.
351 (dwarf_getalt): Check Dwarf alt_dwarf and call find_debug_altlink.
353 * dwarf_setalt.c (dwarf_setalt): Clean up Dwarf alt_dwarf and alt_fd
355 * libdw.h (dwarf_getalt): Extend documentation.
356 (dwarf_setalt): Likewise.
357 * libdwP.h (struct Dwarf): Add alt_fd field.
358 (filepath): Declare new internal function.
360 2018-01-14 Petr Machata <pmachata@gmail.com>
362 * dwarf_formsdata.c (dwarf_formsdata):
363 <DW_FORM_data1>: Cast to signed char.
364 <DW_FORM_data2,4,8>: Use read_*sbyte_unaligned instead of
365 read_*ubyte_unaligned.
367 2017-12-26 Mark Wielaard <mark@klomp.org>
369 * libdwP.h (struct Dwarf_Abbrev): Pack struct. Remove attrcnt,
370 use bitfields for has_children and code.
371 * dwarf_getabbrev.c (__libdw_getabbrev): Don't count attrs.
372 * dwarf_getattrcnt.c (dwarf_getattrcnt): Count attrs.
374 2017-12-26 Mark Wielaard <mark@klomp.org>
376 * memory-access.h (__libdw_get_uleb128_unchecked): New function.
377 (get_uleb128_unchecked): New define.
378 * dwarf_child.c (__libdw_find_attr): Use get_uleb128_unchecked to
379 read attr name and form.
380 * dwarf_getabbrevattr.c (dwarf_getabbrevattr): Likewise.
381 * dwarf_getattrs.c (dwarf_getattrs): Likewise.
382 * dwarf_hasattr.c (dwarf_hasattr): Likewise.
384 2017-12-28 Mark Wielaard <mark@klomp.org>
386 * dwarf_offdie.c (__libdw_offdie): Check sectiondata exists.
388 2017-05-09 Ulf Hermann <ulf.hermann@qt.io>
389 Mark Wielaard <mark@klomp.org>
391 * libdwP.h (__libdw_in_section): Fix check for the upper border of
393 (__libdw_offset_in_section): Likewise.
395 2017-12-20 Mark Wielaard <mark@klomp.org>
397 * libdwP.h (struct Dwarf_CU): Add sec_idx field.
398 (cu_sec_idx): Return cu->sec_idx.
399 * libdw_findcu.c (__libdw_intern_next_unit): Set cu sec_idx to
400 IDX_debug_info or IDX_debug_types.
401 * dwarf_begin_elf.c (valid_p): Set fake_loc_cu->sec_idx to
403 * dwarf_getmacros.c (read_macros): Set fake_cu->sec_idx to
404 IDX_debug_macro or IDX_debug_macinfo.
406 2017-12-12 Mark Wielaard <mark@klomp.org>
408 * dwarf_aggregate_size.c (dwarf_aggregate_size): Don't peel the
409 given DIE. Reserve memory for a new DIE first.
411 2017-12-11 Dima Kogan <dima@secretsauce.net>
413 * dwarf_aggregate_size.c (array_size): Handle multi-dimensional
416 2017-11-03 Mark Wielaard <mark@klomp.org>
418 * dwarf_getlocation.c (__libdw_intern_expression): Handle
419 DW_OP_GNU_variable_value.
420 * dwarf_getlocation_attr.c (dwarf_getlocation_attr): Likewise.
421 * dwarf_getlocation_die.c (dwarf_getlocation_die): Likewise.
423 2017-11-03 Mark Wielaard <mark@klomp.org>
425 * dwarf_getlocation.c (attr_ok): Always accept DW_FORM_exprloc.
426 Update list of acceptable attribute codes based on DWARF5.
428 2017-11-03 Mark Wielaard <mark@klomp.org>
430 * dwarf.h: Add DW_OP_GNU_variable_value.
432 2017-10-03 Mark Wielaard <mark@klomp.org>
434 * libdw.h: Define LIBDW_CIE_ID and use it in dwarf_cfi_cie_p.
436 2017-08-18 Ulf Hermann <ulf.hermann@qt.io>
438 * memory-access.h: Use attribute_packed.
440 2017-02-27 Ulf Hermann <ulf.hermann@qt.io>
442 * libdwP.h: Use attribute_hidden.
443 * libdw_alloc.c: Likewise.
445 2017-02-27 Ulf Hermann <ulf.hermann@qt.io>
447 * Makefile.am: Use fpic_CFLAGS and dso_LDFLAGS.
449 2017-07-26 Mark Wielaard <mark@klomp.org>
451 * dwarf.h: Add DW_MACRO_* and compat defines for DW_MACRO_GNU_*.
452 * dwarf_getmacros.c (get_table_for_offset): Accept either version
453 4 or 5. Use DW_MACRO names instead of DW_MACRO_GNU names.
454 (read_macros): Use table version for fake_cu.
456 2017-07-26 Mark Wielaard <mark@klomp.org>
458 * dwarf_peel_type.c (dwarf_peel_type): Handle DW_TAG_immutable_type,
459 DW_TAG_packed_type and DW_TAG_shared_type.
460 * libdw.h (dwarf_peel_type): Extend documentation.
462 2017-07-26 Mark Wielaard <mark@klomp.org>
464 * dwarf.h: Add DW_DEFAULTED_no, DW_DEFAULTED_in_class and
465 DW_DEFAULTED_out_of_class.
467 2017-07-26 Mark Wielaard <mark@klomp.org>
469 * dwarf.h: Add DW_CC_pass_by_reference and DW_CC_pass_by_reference.
471 2017-07-26 Mark Wielaard <mark@klomp.org>
473 * dwarf_default_lower_bound.c: New file.
474 * Makefile.am (libdw_a_SOURCES): Add dwarf_default_lower_bound.c.
475 * dwarf_aggregate_size.c (array_size): Use dwarf_default_lower_bound.
476 * dwarf_error.c (errmsgs): Add DWARF_E_UNKNOWN_LANGUAGE.
477 * libdw.h: Add dwarf_default_lower_bound.
478 * libdw.map (ELFUTILS_0.170): Add dwarf_default_lower_bound.
479 * libdwP.h: Add DWARF_E_UNKNOWN_LANGUAGE and
480 dwarf_default_lower_bound INTDECL.
482 2017-07-26 Mark Wielaard <mark@klomp.org>
484 * dwarf.h: Add DW_LANG_OpenCL, DW_LANG_Modula3,
485 DW_LANG_C_plus_plus_03, DW_LANG_OCaml, DW_LANG_Rust, DW_LANG_Swift,
486 DW_LANG_Julia, DW_LANG_Dylan, DW_LANG_RenderScript, DW_LANG_BLISS.
487 * dwarf_aggregate_size.c (array_size): Add lower bound for
488 DW_LANG_C_plus_plus_03, DW_LANG_Python, DW_LANG_OpenCL,
489 DW_LANG_Haskell, DW_LANG_OCaml, DW_LANG_Rust, DW_LANG_Swift,
490 DW_LANG_Dylan, DW_LANG_RenderScript, DW_LANG_Modula3,
491 DW_LANG_Julia and DW_LANG_BLISS.
493 2017-07-26 Mark Wielaard <mark@klomp.org>
495 * dwarf.h: Add DW_ATE_UCS and DW_ATE_ASCII.
497 2017-07-25 Mark Wielaard <mark@klomp.org>
499 * dwarf.h: Add DW_TAG_coarray_type, DW_TAG_generic_subrange,
500 DW_TAG_dynamic_type, DW_TAG_call_site, DW_TAG_call_site_parameter,
501 DW_TAG_skeleton_unit, DW_TAG_immutable_type. Add reserved comments
502 for currently unused numbers.
504 2017-07-25 Mark Wielaard <mark@klomp.org>
506 * dwarf.h (DWARF attributes enum): Remove DW_AT_subscr_data,
507 DW_AT_element_list and DW_AT_member. Add DWARF5 attribute constants.
508 (DW_AT_subscr_data, DW_AT_element_list, DW_AT_member): New defines.
510 2017-07-21 Mark Wielaard <mark@klomp.org>
512 * dwarf_line_file.c: New file.
513 * Makefile.am (libdw_a_SOURCES): Add dwarf_line_file.c.
514 * libdw.h (dwarf_line_file): New function declaration.
515 * libdw.map (ELFUTILS_0.170): New. Add dwarf_line_file.
517 2017-02-17 Ulf Hermann <ulf.hermann@qt.io>
519 * Makefile.am: Add libdw_so_LIBS to specify the archives libdw is is
520 made of, libdw_so_DEPS for libraries it depends on (including
521 libeu.a), libdw_so_LDLIBS to specify libraries libdw links against.
522 (libdw.so$(EXEEXT)): Add $(libdw_so_LDLIBS), remove enumeration of
523 library dependencies, use libdw_so_LIBS rather than relying on the
524 order of dependencies specified, add -z,relro.
526 2017-04-20 Ulf Hermann <ulf.hermann@qt.io>
528 * libdw.h: Remove attribute macro declarations and use
529 __noreturn_attribute__ as defined in libelf.h.
531 2017-04-20 Ulf Hermann <ulf.hermann@qt.io>
533 * dwarf_begin_elf.c: Include endian.h.
535 2017-03-30 Mark Wielaard <mjw@redhat.com>
537 * dwarf_peel_type.c (dwarf_peel_type): Call dwarf_attr_integrate on
540 2016-10-22 Mark Wielaard <mjw@redhat.com>
542 * dwarf.h: Correct spelling of DW_LANG_PLI. Add compatibility define.
543 * dwarf_aggregate_size.c (array_size): Use correct spelling of
546 2016-11-02 Mark Wielaard <mjw@redhat.com>
548 * cfi.c (execute_cfi): Add fallthrough comments.
549 * encoded-value.h (encoded_value_size): Add explicit return instead
550 of relying on fallthrough.
551 * dwfl_report_elf.c (__libdwfl_elf_address_range): Add fallthrough
554 2016-10-11 Akihiko Odaki <akihiko.odaki.4i@stu.hosei.ac.jp>
556 * dwarf_getpubnames.c: Remove sys/param.h include, add system.h.
557 * libdw_alloc.c: Likewise.
559 2016-07-08 Mark Wielaard <mjw@redhat.com>
561 * libdw.map (ELFUTILS_0.167): New. Add dwelf_strtab_init,
562 dwelf_strtab_add, dwelf_strtab_add_len, dwelf_strtab_finalize,
563 dwelf_strent_off, dwelf_strent_str and dwelf_strtab_free.
565 2016-02-13 Mark Wielaard <mjw@redhat.com>
567 * dwarf_getsrclines.c (read_srclines): Calculate ndirs first, then
570 2015-12-18 Mark Wielaard <mjw@redhat.com>
572 * libdwP.h (struct Dwarf): Remove sectiondata_gzip_mask.
573 (__libdw_free_zdata): Remove.
574 * dwarf_begin_elf.c (inflate_section): Remove.
575 (check_section): Remove __libdw_free_zdata calls. Use elf_compress
576 and elf_compress_gnu to decompress if necessary.
577 (valid_p): Remove __libdw_free_zdata calls.
578 (scngrp_read): Use elf_compress if section is compressed. Remove
579 __libdw_free_zdata calls.
580 * dwarf_end.c (__libdw_free_zdata): Remove.
581 (dwarf_end): Don't call __libdw_free_zdata.
583 2015-10-28 Mark Wielaard <mjw@redhat.com>
585 * libdw.map (ELFUTILS_0.165): New. Add dwelf_scn_gnu_compressed_size.
587 2015-12-02 Mark Wielaard <mjw@redhat.com>
589 * fde.c (intern_fde): Don't leak duplicate FDEs.
591 2015-12-01 Mark Wielaard <mjw@redhat.com>
593 * fde.c (intern_fde): Don't intern an fde that doesn't cover a
596 2015-12-01 Mark Wielaard <mjw@redhat.com>
598 * dwarf_end.c (dwarf_end): Call cu_free on fake_loc_cu if it exists.
600 2015-10-14 Chih-Hung Hsieh <chh@google.com>
602 * dwarf_entry_breakpoints.c (dwarf_entry_breakpoints): Move recursive
603 functions 'add_bkpt', 'entrypc_bkpt', and 'search_range' to file scope.
605 2015-10-14 Chih-Hung Hsieh <chh@google.com>
607 * libdw_visit_scopes.c (__libdw_visit_scopes): Move recursive nested
608 function 'walk_children' to file scope; inline 'recurse' at its call
611 2015-10-19 Mark Wielaard <mjw@redhat.com>
613 * frame-cache.c (__libdw_destroy_frame_cache): Call ebl_closebackend
616 2015-10-16 Dmitry V. Levin <ldv@altlinux.org>
618 * dwarf_getsrclines.c (read_srclines): Initialize state early.
620 2015-10-13 Chih-Hung Hsieh <chh@google.com>
622 * dwarf_getsrclines.c (read_srclines): Move nested functions
623 'advance_pc' and 'add_new_line' to file scope and keep many
624 local state variables within one structure.
626 2015-10-13 Chih-Hung Hsieh <chh@google.com>
628 * dwarf_getscopevar.c (dwarf_getscopevar): Move nested
629 function 'file_matches' to file scope.
631 2015-10-16 Mark Wielaard <mjw@redhat.com>
633 * Makefile.am (libdw.so): Add -lz.
635 2015-10-14 Chih-Hung Hsieh <chh@google.com>
637 * cfi.c (execute_cfi): Move nested functions 'enough_registers'
638 and 'require_cfa_offset' to file scope.
640 2015-10-09 Josh Stone <jistone@redhat.com>
642 * dwarf_begin.c (dwarf_begin): Replace stat64 and fstat64 with stat
645 2015-10-05 Josh Stone <jistone@redhat.com>
647 * Makefile.am (libdw.so): Add AM_V_CCLD and AM_V_at silencers.
649 2015-09-24 Jose E. Marchesi <jose.marchesi@oracle.com>
651 * Makefile.am (AM_CFLAGS): Use -fPIC instead of -fpic to avoid
652 relocation overflows in some platforms.
654 2015-09-23 Mark Wielaard <mjw@redhat.com>
656 * dwarf_error.c (__libdw_seterrno): Mark as internal_function.
657 * dwarf_formref.c (__libdw_formref): Likewise.
658 * libdw_findcu.c (__libdw_findcu): Likewise.
659 * libdw_visit_scopes.c (__libdw_visit_scopes): Likewise.
661 2015-09-22 Mark Wielaard <mjw@redhat.com>
663 * *.c: Remove old-style function definitions.
665 2015-09-15 Mark Wielaard <mjw@redhat.com>
667 * dwarf_peel_type.c (dwarf_peel_type): Don't reassign result pointer.
669 2015-09-09 Chih-Hung Hsieh <chh@google.com>
671 * dwarf_macro_getsrcfiles.c (dwarf_macro_getsrcfiles): Remove
672 redundant NULL tests on parameters declared with __nonnull_attribute__.
673 * dwarf_siblingof.c (dwarf_siblingof): Likewise.
674 * libdw_visit_scopes.c (__libdw_visit_scopes): Likewise.
676 2015-09-04 Chih-Hung Hsieh <chh@google.com>
677 Mark Wielaard <mjw@redhat.com>
679 * dwarf_getlocation.c (getlocations_addr): Replace K&R function
680 definition with ansi-C definition and add const qualifier to
683 2015-09-04 Chih-Hung Hsieh <chh@google.com>
685 * libdw_findcu.c (__libdw_intern_next_unit): Replace K&R function
686 definition with ansi-C definitions.
687 (__libdw_findcu): Likewise.
689 2015-08-25 Mark Wielaard <mjw@redhat.com>
691 * dwarf.h: Add DW_LANG_Haskell.
693 2015-06-18 Mark Wielaard <mjw@redhat.com>
695 * dwarf_begin_elf.c (dwarf_begin_elf): Assert page size is big enough
698 2015-06-18 Mark Wielaard <mjw@redhat.com>
700 * dwarf_getpubnames.c (get_offsets): Always free mem on error.
702 2015-06-18 Mark Wielaard <mjw@redhat.com>
704 * dwarf_getmacros.c (get_macinfo_table): Return NULL when
705 dwarf_formudata reports an error.
706 (get_table_for_offset): Likewise.
708 2015-06-08 Mark Wielaard <mjw@redhat.com>
710 * dwarf_getsrclines.c (read_srclines): Initialize dirarray early.
712 2015-06-06 Mark Wielaard <mjw@redhat.com>
714 * dwarf_getsrclines.c (read_srclines): Initialize filelist early.
716 2015-05-27 Mark Wielaard <mjw@redhat.com>
718 * encoded-value.h (read_encoded_value): Check data d_size contains
719 at least enough data to hold a pointer for DW_EH_PE_indirect.
721 2015-05-22 Mark Wielaard <mjw@redhat.com>
723 * dwarf_getsrclines.c (read_srclines): Limit stack usage of lines
724 with MAX_STACK_LINES, files with MAX_STACK_LINES and dirs with
725 MAX_STACK_DIRS. Calculate number of dirs needed first, then
726 create dirarray directly, without needing the next field. Free
727 not stack allocated lines and files at the end.
729 2015-05-19 Mark Wielaard <mjw@redhat.com>
731 * dwarf_getlocation.c (__libdw_intern_expression): Create a stack
732 allocated array to hold locs. Allocate locs bigger than the array
733 with malloc and free them when done.
735 2015-05-11 Jonathan Lebon <jlebon@redhat.com>
737 * libdwP.h (DWARF_E_COMPRESSED_ERROR): New enumerator.
738 * dwarf_error.c (errmsgs): Add DWARF_E_COMPRESSED_ERROR message.
739 * dwarf_begin_elf.c (inflate_section): New static function, lifted
741 (check_section): ... here. Call inflate_section, set libdw errno to
742 DWARF_E_COMPRESSED_ERROR if .debug_info section couldn't be inflated.
744 2015-05-11 Jonathan Lebon <jlebon@redhat.com>
746 * dwarf_begin_elf.c (check_section): Add compressed flag. Always
747 check for .zdebug sections. Only wrap decompression in #if USE_ZLIB.
749 2015-05-06 Mark Wielaard <mjw@redhat.com>
751 * dwarf_getsrclines.c (read_srclines): Use an int64_t to store and
752 check the line number.
754 2015-05-05 Mark Wielaard <mjw@redhat.com>
756 * dwarf_getaranges.c (dwarf_getaranges): Check there is enough data
757 left before reading values.
759 2015-05-04 Anthony G. Basile <blueness@gentoo.org>
761 * Makefile.am (libdw_so_SOURCES): Append $(argp_LDADD) to link
764 2015-04-22 Mark Wielaard <mjw@redhat.com>
766 * memory-access.h (__libdw_max_len_leb128): Take type_len as argument.
767 (__libdw_max_len_uleb128): New function.
768 (__libdw_max_len_sleb128): Likewise.
769 (__libdw_get_uleb128): Use __libdw_max_len_uleb128.
770 (__libdw_get_sleb128): Use __libdw_max_len_sleb128.
772 2015-04-21 Mark Wielaard <mjw@redhat.com>
774 * dwarf_getmacros.c (read_macros): Allocate attributes dynamically
775 when there are more than 8.
777 2015-04-01 Petr Machata <pmachata@redhat.com>
779 * libdwP.h (DWARF_E_NOT_CUDIE): New enumerator.
780 (is_cudie): New function.
781 * dwarf_error.c (errmsgs): Add message for DWARF_E_NOT_CUDIE.
782 * dwarf_getsrcfiles.c (dwarf_getsrcfiles): Call is_cudie instead
783 of white-listing valid tags.
784 * dwarf_getsrclines.c (dwarf_getsrclines): Likewise.
786 2015-03-18 Petr Machata <pmachata@redhat.com>
788 * Makefile.am (pkginclude_HEADERS): Add known-dwarf.h.
789 (EXTRA_DIST): Remove known-dwarf.h.
791 2015-02-09 Mark Wielaard <mjw@redhat.com>
793 * dwarf.h: Add DW_LANG_Fortran03 and DW_LANG_Fortran08.
794 * dwarf_aggregate_size.c (array_size): Recognize array lower bound
795 for new Fortran language codes is 1.
797 2015-02-09 Mark Wielaard <mjw@redhat.com>
799 * dwarf.h: Add DW_TAG_atomic_type.
800 * libdw.h (dwarf_peel_type): Document DW_TAG_atomic_type.
801 * dwarf_peel_type.c (dwarf_peel_type): Handle DW_TAG_atomic_type.
803 2015-02-11 Josh Stone <jistone@redhat.com>
805 * encoded-value.h (read_encoded_value): Initialize value.
807 2015-02-11 Petr Machata <pmachata@redhat.com>
809 * dwarf_ranges.c (dwarf_ranges): Do not bail out when neither
810 DW_AT_entry_pc nor DW_AT_low_pc are available. Instead remember
811 the fact in *BASEP and bail out later if it hasn't been updated by
812 __libdw_read_begin_end_pair_inc.
814 2014-12-24 Mark Wielaard <mjw@redhat.com>
816 * dwarf_getsrc_die.c (dwarf_getsrc_die): Return the last line record
817 smaller than or equal to addr, rather than returning immediately on
820 2015-01-07 Mark Wielaard <mjw@redhat.com>
822 * cfi.h (struct Dwarf_CFI_s): Add search_table_len.
823 * dwarf_getcfi_elf.c (getcfi_gnu_eh_frame): Check there is enough
824 room in the search table for all entries. Store search_table_len.
825 (getcfi_scn_eh_frame): Likewise.
826 * encoded-value.h (encoded_value_size): Don't abort, return zero.
827 (__libdw_cfi_read_address_inc): Check there is enough room to read
828 values. Pass other byte order to read functions.
829 (read_encoded_value): Check encoded_value_size. Don't abort, but
830 set libdw errno and report failure. Check there is enough room to
832 * fde.c (binary_search_fde): Check encoded value size. Add hdr
833 data buf and size to dummy_cfi.
835 2015-01-04 Mark Wielaard <mjw@redhat.com>
837 * dwarf_siblingof.c (dwarf_siblingof): Check sibling attribute
838 is after current DIE.
840 2015-01-04 Mark Wielaard <mjw@redhat.com>
842 * cfi.c (enough_registers): Check reg < INT32_MAX / sizeof
843 (dwarf_frame_register).
845 2015-01-02 Mark Wielaard <mjw@redhat.com>
847 * dwarf_getcfi_elf.c (parse_eh_frame_hdr): Add size check.
848 (getcfi_gnu_eh_frame): Remove size check. Check d_buf is not NULL.
849 (getcfi_scn_eh_frame): Check d_buf is not NULL.
851 2015-01-02 Mark Wielaard <mjw@redhat.com>
853 * dwarf_getlocation.c (__libdw_intern_expression): Check dbg is not
854 NULL for DW_OP_call_ref and DW_OP_GNU_implicit_pointer. For
855 DW_OP_addr if dbg is NULL then read argument directly.
857 2015-01-14 Jason P. Leasure <jpleasu@super.org>
859 * dwarf_formref_die.c (dwarf_formref_die): Offset is cu->type_offset
862 2014-12-27 Mark Wielaard <mjw@redhat.com>
864 * dwarf_siblingof.c (dwarf_siblingof): Check sibling attribute offset
865 still falls inside CU data.
867 2015-01-11 Mark Wielaard <mjw@redhat.com>
869 * dwarf_func_inline.c (dwarf_func_inline_instances): Call
870 __libdw_visit_scopes with NULL imports.
871 * dwarf_getfuncs.c (dwarf_getfuncs): Likewise.
872 * dwarf_getscopes.c (pc_record): Likewise.
873 (dwarf_getscopes): Likewise.
874 * dwarf_getscopes_die.c (dwarf_getscopes_die): Likewise.
875 * libdwP.h (__libdw_visit_scopes): Add imports argument.
876 * libdw_visit_scopes.c (__libdw_visit_scopes): Likewise. Add new
877 function imports_contains. Push and pop imports around walk_children
878 when processing DW_TAG_imported_unit.
880 2014-12-18 Ulrich Drepper <drepper@gmail.com>
882 * Makefile.am: Suppress output of textrel_check command.
884 2014-12-16 Mark Wielaard <mjw@redhat.com>
886 * dwarf_getsrclines.c (read_srclines): Check diridx is valid under
889 2014-12-16 Mark Wielaard <mjw@redhat.com>
891 * dwarf_getpubnames.c (dwarf_getpubnames): Make sure there is enough
892 space to read die offset.
894 2014-12-16 Mark Wielaard <mjw@redhat.com>
896 * dwarf_getsrclines.c (read_srclines): Correct overflow check for
899 2014-12-15 Mark Wielaard <mjw@redhat.com>
901 * dwarf_getpubnames.c (get_offsets): Make sure whole unit fall inside
902 section data. Set error to DWARF_E_NO_ENTRY if cnt is zero.
903 (dwarf_getpubnames): Make sure section data contains string zero
906 2014-12-16 Mark Wielaard <mjw@redhat.com>
908 * memory-access.h (__libdw_get_sleb128): Unroll the first step to help
909 the compiler optimize for the common single-byte case.
911 2014-12-15 Josh Stone <jistone@redhat.com>
913 * memory-access.h (__libdw_max_len_leb128): New.
914 (__libdw_get_uleb128): Use __libdw_max_len_leb128.
915 (__libdw_get_sleb128): Likewise.
917 2014-12-14 Mark Wielaard <mjw@redhat.com>
919 * cfi.c (execute_cfi): Add program bounds checks.
920 * dwarf_child.c (__libdw_find_attr): Add attrp bounds checks.
921 * dwarf_formblock.c (dwarf_formblock): Call get_uleb128 with endp.
922 * dwarf_formref.c (__libdw_formref): Add datap bounds checks.
923 * dwarf_formsdata.c (dwarf_formsdata): Likewise.
924 * dwarf_formudata.c (dwarf_formudata): Likewise.
925 * dwarf_frame_register.c (dwarf_frame_register): Call get_uleb128
926 with end of data buf.
927 * dwarf_getabbrev.c (__libdw_getabbrev): Add abbrevp bounds checks.
928 * dwarf_getabbrevattr.c (dwarf_getabbrevattr): Assume get_uleb128
929 call gets enough data.
930 * dwarf_getattrs,c (dwarf_getattrs): Call get_uleb128 with endp.
931 * dwarf_getlocation.c (store_implicit_value): Call get_uleb128
933 (__libdw_intern_expression): Call get_uleb128/get_sleb128 with
935 * dwarf_getmacros.c (get_table_for_offset): Add nforms bounds check.
936 * dwarf_getsrclines.c (read_srclines): Bounds check linep and call
937 get_uleb128 with lineendp.
938 * dwarf_hasattr.c (dwarf_hasattr): Bounds check attrp and call
939 get_uleb128 with endp.
940 * dwarf_next_cfi.c (dwarf_next_cfi): Bounds check bytes and call
941 get_uleb128/get_sleb128 with limit.
942 * encoded-value.h (read_encoded_value): Assume get_uleb128 and
943 get_sleb128 get called with enough data.
944 * fde.c (intern_fde): Call get_uleb128 with instructions_end.
945 * libdwP.h (__libdw_dieabbrev): Call get_uleb128 with die->cu->endp.
946 * libdw_form.c (__libdw_form_val_compute_len): Call get_uleb128 with
948 * memory-access.h (__libdw_get_uleb128): Take an extra endp.
949 Don't call get_uleb128_step if out of data.
950 (__libdw_get_sleb128): Likewise for get_sleb128_step.
952 2014-12-12 Mark Wielaard <mjw@redhat.com>
954 * libdwP.h (struct Dwarf): Add fake_loc_cu.
956 (DIE_OFFSET_FROM_CU_OFFSET): Don't use cu_data, use cu_sec_idx.
957 (__libdw_form_val_compute_len): Drop dbg and endp arguments.
958 (__libdw_form_val_len): Likewise.
959 * libdw_form.c (__libdw_form_val_compute_len): Likewise.
960 * libdw_findcu.c (__libdw_intern_next_unit): Don't use cu_data, use
961 the already found data buffer directly.
962 * dwarf_begin_elf.c (valid_p): Setup fake_loc_cu.
963 * dwarf_end.c (dwarf_end): Free fake_loc_cu.
964 * dwarf_child.c (__libdw_find_attr): Call __libdw_form_val_len with
966 * dwarf_getattrs.c (dwarf_getattrs): Likewise.
967 * dwarf_formblock.c (dwarf_formblock): Add bounds checking.
968 * dwarf_getlocation_attr.c (attr_form_cu): New function.
969 (dwarf_getlocation_attr): Use attr_form_cu to set result->cu.
970 (getlocation): Handle empty blocks immediately.
971 * dwarf_getlocation_implicit_pointer.c (empty_cu): New static var.
972 (__libdw_empty_loc_attr): Drop cu argument, use empty_cu.
973 (dwarf_getlocation_implicit_pointer): Call __libdw_empty_loc_attr with
975 * dwarf_getmacros.c (read_macros): Also setup startp and endp for
976 fake_cu. Call __libdw_form_val_len with just fake_cu.
977 * dwarf_formref_die.c (dwarf_formref_die): Don't use cu_data, get
978 datap and size directly from cu startp and endp.
980 2014-12-11 Mark Wielaard <mjw@redhat.com>
982 * libdw_findcu.c (__libdw_intern_next_unit): Sanity check offset.
984 2014-12-13 Mark Wielaard <mjw@redhat.com>
986 * dwarf_getaranges.c (compare_aranges): Make sure Dwarf_Addr
987 difference doesn't wrap around before returning as int.
989 2014-12-11 Josh Stone <jistone@redhat.com>
991 * dwarf_getsrclines.c (struct linelist): Add sequence.
992 (compare_lines): Take linelists, and break ties by sequence.
993 (read_srclines): Use linelists for sorting.
994 (read_srclines::add_new_line): Set sequence.
996 2014-12-10 Josh Stone <jistone@redhat.com>
998 * libdwP.h (Dwarf_CU): Add startp and endp boundaries.
999 * libdw_findcu.c (__libdw_intern_next_unit): Set startp and endp.
1000 * dwarf_child.c (dwarf_child): Use cu->endp.
1001 * dwarf_cuoffset.c (dwarf_cuoffset): Use cu->startp.
1002 * dwarf_dieoffset.c (dwarf_dieoffset): Use cu->startp.
1003 * dwarf_siblingof.c (dwarf_siblingof): Use both.
1005 2014-12-10 Josh Stone <jistone@redhat.com>
1007 * dwarf_hasattr.c (dwarf_hasattr): Just walk abbrev for presence.
1009 2014-12-10 Josh Stone <jistone@redhat.com>
1011 * libdwP.h (__libdw_dieabbrev): New die->abbrev lookup function.
1012 * dwarf_child.c (__libdw_find_attr, dwarf_child): Use it.
1013 * dwarf_getattrs.c (dwarf_getattrs): Likewise.
1014 * dwarf_haschildren.c (dwarf_haschildren): Likewise.
1015 * dwarf_tag.c (dwarf_tag): Likewise.
1017 2014-12-04 Mark Wielaard <mjw@redhat.com>
1019 * libdwP.h (__libdw_form_val_compute_len): Add endp argument.
1020 (__libdw_form_val_len): Likewise and check len doesn't overflow.
1021 * libdw_form.c (__libdw_form_val_compute_len): Likewise.
1022 * dwarf_child.c (__libdw_find_attr): Call __libdw_form_val_len
1024 * dwarf_getattrs.c (dwarf_getattrs): Likewise.
1025 * dwarf_getmacros.c (read_macros): Likewise and check for errors.
1027 2014-12-02 Petr Machata <pmachata@redhat.com>
1029 * dwarf_getmacros.c (token_from_offset, offset_from_token): New
1031 (do_dwarf_getmacros_die): Merge into dwarf_getmacros.
1032 * libdw.h (DWARF_GETMACROS_START): New macro.
1034 2014-11-27 Mark Wielaard <mjw@redhat.com>
1036 * Makefile.am (libdw.so): Use textrel_check.
1038 2014-11-27 Mark Wielaard <mjw@redhat.com>
1040 * dwarf_getcfi_elf.c (getcfi_gnu_eh_frame): Initialize
1041 search_table_entries and search_table_encoding.
1043 2014-11-24 Mark Wielaard <mjw@redhat.com>
1045 * dwarf_getsrclines.c (read_srclines): Check line_range is not zero
1048 2014-11-23 Mark Wielaard <mjw@redhat.com>
1050 * dwarf_attr.c (dwarf_attr): Check __libdw_find_attr return value.
1051 * dwarf_hasattr.c (dwarf_hasattr): Likewise.
1052 * dwarf_siblingof.c (dwarf_siblingof): Likewise.
1054 2014-11-23 Mark Wielaard <mjw@redhat.com>
1056 * dwarf_getabbrev.c (__libdw_getabbrev): Don't assert on bad DWARF.
1057 Set libdw errno and return NULL.
1059 2014-11-24 Mark Wielaard <mjw@redhat.com>
1061 * dwarf.h (DW_LANG_C_plus_plus_11): Added.
1062 (DW_LANG_C11): Likewise.
1063 (DW_LANG_C_plus_plus_14): Likewise.
1064 * dwarf_aggregate_size.c (array_size): Handle DW_LANG_C11,
1065 DW_LANG_C_plus_plus_11, DW_LANG_C_plus_plus_14 and DW_LANG_Go
1067 * dwarf_getfuncs.c (dwarf_getfuncs): Set c_cu to true for
1070 2014-11-26 Mark Wielaard <mjw@redhat.com>
1072 * dwarf.h (DW_AT_noreturn): Added.
1074 2014-11-11 Mark Wielaard <mjw@redhat.com>
1076 * dwarf_getsrclines.c (read_srclines): Do address_size comparison
1077 explicitly as uint8_t.
1078 (__libdw_getsrclines): Add internal_function to declaration.
1080 2014-09-10 Petr Machata <pmachata@redhat.com>
1082 * dwarf_macro_getparamcnt.c: New file.
1083 * dwarf_macro_param.c: New file.
1084 * dwarf_macro_getsrcfiles.c: New file.
1085 * Makefile.am (libdw_a_SOURCES): Add the new files.
1086 * libdwP.h (struct files_lines_s): New structure.
1087 (DWARF_E_INVALID_OPCODE): New enumerator.
1088 (struct Dwarf): New fields macro_ops, files_lines.
1089 (Dwarf_Macro_Op_Proto, Dwarf_Macro_Op_Table): New structures for
1090 keeping macro opcode prototypes in.
1091 (Dwarf_Macro_s): Redefine from scratch.
1092 (__libdw_getsrclines, __libdw_getcompdir, libdw_macro_nforms): New
1093 internal interfaces.
1094 * dwarf_error.c (errmsgs): Add a message for
1095 DWARF_E_INVALID_OPCODE.
1096 * dwarf_end.c (dwarf_end): Destroy struct Dwarf.macro_ops and
1098 * libdw.h (dwarf_getmacros_off, dwarf_macro_getparamcnt)
1099 (dwarf_macro_getsrcfiles, dwarf_macro_param): New public
1101 * dwarf_getmacros.c (dwarf_getmacros_off): New function,
1102 (get_offset_from, macro_op_compare, build_table)
1103 (init_macinfo_table, get_macinfo_table, get_table_for_offset)
1104 (cache_op_table, read_macros, gnu_macros_getmacros_off)
1105 (macro_info_getmacros_off, do_dwarf_getmacros_die): New helper
1107 (dwarf_getmacros): Adjust to dispatch to the new interfaces.
1108 * dwarf_getsrclines.c (read_srclines): New function with guts
1109 taken from dwarf_getsrclines.
1110 (__libdw_getsrclines): Likewise.
1111 (__libdw_getcompdir, files_lines_compare): New functions.
1112 (dwarf_getsrclines): Make it dispatch to the new interfaces.
1113 * dwarf_macro_param1.c (dwarf_macro_param1): Adjust to dispatch to
1115 * dwarf_macro_param2.c (dwarf_macro_param2): Likewise.
1116 * libdw.map (ELFUTILS_0.161): New. Add dwarf_getmacros_off,
1117 dwarf_macro_getsrcfiles, dwarf_macro_getparamcnt, dwarf_macro_param.
1119 2014-10-06 Mark Wielaard <mjw@redhat.com>
1121 * Makefile.am (libdw_a_SOURCES): Add dwarf_peel_type.c.
1122 * dwarf_aggregate_size.c (get_type): Use dwarf_peel_type.
1123 (aggregate_size): Likewise. Add old and new version.
1124 * dwarf_peel_type.c: New file.
1125 * libdw.h (dwarf_peel_type): New function declaration.
1126 * libdwP.h (dwarf_peel_type): New internal declaration.
1127 * libdw.map (ELFUTILS_0.161): New section.
1129 2014-10-15 Petr Machata <pmachata@redhat.com>
1131 * libdwP.h (struct Dwarf_Files_s.cu): Drop field.
1132 * dwarf_getsrclines.c (dwarf_getsrclines): Don't set it.
1134 2014-10-05 Mark Wielaard <mjw@redhat.com>
1136 * dwarf.h: Add DW_AT_GNU_deleted.
1138 2014-10-02 Mark Wielaard <mjw@redhat.com>
1140 * dwarf_aggregate_size.c (aggregate_size): Return CU address_size
1141 for sizeless DW_TAG_pointer_type, DW_TAG_reference_type or
1142 DW_TAG_rvalue_reference_type.
1144 2014-09-12 Petr Machata <pmachata@redhat.com>
1146 * memory-access.h (read_ubyte_unaligned_inc): Allow only 4- and
1147 8-byte quantities. Consequently, rename to...
1148 (read_addr_unaligned_inc): ... this.
1149 (read_sbyte_unaligned_inc, read_ubyte_unaligned): Drop.
1150 (read_sbyte_unaligned): Drop.
1152 2014-09-10 Petr Machata <pmachata@redhat.com>
1154 * dwarf_getlocation.c (attr_ok): Also accept
1155 DW_AT_GNU_call_site_value, DW_AT_GNU_call_site_data_value,
1156 DW_AT_GNU_call_site_target, DW_AT_GNU_call_site_target_clobbered.
1158 2014-08-15 Mark Wielaard <mjw@redhat.com>
1160 * dwarf_cu_die.c: New file.
1161 * Makefile.am (libdw_a_SOURCES): Add dwarf_cu_die.c.
1162 * libdw.h (dwarf_cu_die): New function declaration.
1163 * libdw.map (ELFUTILS_0.160): Add dwarf_cu_die.
1165 2014-08-15 Mark Wielaard <mjw@redhat.com>
1167 * dwarf_cu_getdwarf.c: New file.
1168 * Makefile.am (libdw_a_SOURCES): Add dwarf_cu_getdwarf.c.
1169 * libdw.h (Dwarf_CU): New typedef.
1170 (dwarf_cu_getdwarf): New function declaration.
1171 * libdw.map (ELFUTILS_0.160): New. Add dwarf_cu_getdwarf.
1173 2014-06-18 Mark Wielaard <mjw@redhat.com>
1175 * dwarf.h: Remove DW_TAG_mutable_type.
1177 2014-05-02 Mark Wielaard <mjw@redhat.com>
1179 * libdwP.h (__check_build_id): Removed now unused.
1181 2014-05-01 Mark Wielaard <mjw@redhat.com>
1183 * libdwP.h (struct Dwarf): Remove free_alt.
1184 * dwarf_end.c (dwarf_end): Don't check free_alt, don't end alt_dwarf.
1185 * dwarf_setalt.c (dwarf_setalt): Don't check or set free_alt.
1187 2014-04-30 Mark Wielaard <mjw@redhat.com>
1189 * libdw.map (ELFUTILS_0.159): Add dwelf_elf_gnu_build_id.
1191 2014-04-15 Florian Weimer <fweimer@redhat.com>
1193 * dwarf_begin_elf.c (__check_build_id, try_debugaltlink)
1194 (open_debugaltlink): Move to libdwfl.
1195 (check_section): Do not locate alternate debuginfo.
1197 2014-04-24 Florian Weimer <fweimer@redhat.com>
1199 * libdw.map (ELFUTILS_0.159): Export dwelf_dwarf_gnu_debugaltlink.
1201 2014-04-22 Florian Weimer <fweimer@redhat.com>
1203 * dwarf_getalt.c, dwarf_setalt.c: New files.
1204 * Makefile.am (libdw_a_SOURCES): Add them.
1205 * libdw.h (dwarf_getalt, dwarf_setalt): Add function declarations.
1206 * libdwP.h (dwarf_getalt, dwarf_setalt): Add internal function
1208 * libdw.map (ELFUTILS_0.159): Export the two new functions.
1210 2014-04-15 Florian Weimer <fweimer@redhat.com>
1212 * libdwP.h (enum IDX_gnu_debugaltlink): New.
1213 * dwarf_begin_elf.c (dwarf_scnnames): Increase string size and add
1215 (check_section): Obtain .gnu_debugaltlink section from the
1218 2014-04-11 Mark Wielaard <mjw@redhat.com>
1220 * libdw.map (ELFUTILS_0.159): New. Add dwelf_elf_gnu_debuglink.
1221 * Makefile.am (libdw.so): Depend on libdwelf_pic.a.
1222 (libdwelf_objects): New variable.
1223 (libdw_a_LIBADD): Add libdwelf objects.
1225 2014-04-22 Mark Wielaard <mjw@redhat.com>
1227 * memory-access.h (get_sleb128_step): Remove undefined behavior
1228 of left shifting a signed value. Replace it with a multiplication.
1230 2014-04-13 Mark Wielaard <mjw@redhat.com>
1232 * Makefile.am: Remove !MUDFLAP conditions.
1234 2014-04-09 Mark Wielaard <mjw@redhat.com>
1236 * dwarf_begin_elf.c (check_section): Check for unsigned overflow
1237 before calling malloc to uncompress data.
1239 2014-03-03 Jan Kratochvil <jan.kratochvil@redhat.com>
1241 Fix abort() on missing section headers.
1242 * dwarf_begin_elf.c (check_section): Replace abort call by goto err.
1243 New label err to return NULL.
1245 2014-02-05 Josh Stone <jistone@redhat.com>
1247 * dwarf_decl_file.c (dwarf_decl_file): Read the idx as unsigned.
1248 * dwarf_decl_line.c (__libdw_attr_intval): Read the line/column as
1249 unsigned. Change the range assert to DWARF_E_INVALID_DWARF.
1251 2013-12-30 Mark Wielaard <mjw@redhat.com>
1253 * libdw.map (ELFUTILS_0.158): Add dwfl_core_file_attach and
1254 dwfl_linux_proc_attach.
1256 2013-12-20 Mark Wielaard <mjw@redhat.com>
1258 * libdw.map (ELFUTILS_0.158): Add dwfl_getthread_frames.
1260 2013-12-18 Mark Wielaard <mjw@redhat.com>
1262 * libdw.map (ELFUTILS_0.158): Remove dwfl_module_addrsym_elf and
1263 dwfl_module_getsym_elf. Add dwfl_module_addrinfo and
1264 dwfl_module_getsym_info.
1266 2013-12-16 Mark Wielaard <mjw@redhat.com>
1268 * libdw.map (ELFUTILS_0.158): Add dwfl_module_getsymtab_first_global.
1270 2013-12-10 Josh Stone <jistone@redhat.com>
1272 * memory-access.h (get_uleb128_rest_return): Removed.
1273 (get_sleb128_rest_return): Removed.
1274 (get_uleb128_step): Make this a self-contained block.
1275 (get_sleb128_step): Ditto, and use a bitfield to extend signs.
1276 (get_uleb128): Make this wholly implemented by __libdw_get_uleb128.
1277 (get_sleb128): Make this wholly implemented by __libdw_get_sleb128.
1278 (__libdw_get_uleb128): Simplify and inline for all callers.
1279 (__libdw_get_sleb128): Ditto.
1280 * dwarf_getlocation.c (store_implicit_value): Void the unused uleb128.
1281 * memory-access.c: Delete file.
1282 * Makefile.am (libdw_a_SOURCES): Remove it.
1283 (DEFS): Remove the now unused -DIS_LIBDW.
1285 2013-12-09 Josh Stone <jistone@redhat.com>
1287 * libdw_form.c (__libdw_form_val_compute_len): Renamed function from
1288 __libdw_form_val_len, now handling only non-constant form lengths.
1289 * libdwP.h (__libdw_form_val_len): New inlined function.
1291 2013-12-09 Mark Wielaard <mjw@redhat.com>
1293 * dwarf_getlocation.c (__libdw_intern_expression): Handle empty
1294 location expressions.
1295 * dwarf_getlocation_attr.c (dwarf_getlocation_attr): When no
1296 location found, return empty location expression.
1297 * dwarf_getlocation_implicit_pointer.c
1298 (dwarf_getlocation_implicit_pointer): Likewise.
1299 (__libdw_empty_loc_attr): New internal function.
1300 * libdwP.h (__libdw_empty_loc_attr): Define.
1302 2013-11-27 Mark Wielaard <mjw@redhat.com>
1304 * libdw.map (ELFUTILS_0.158): Add dwfl_module_addrsym_elf and
1305 dwfl_module_getsym_elf.
1307 2013-11-26 Mark Wielaard <mjw@redhat.com>
1309 * libdw.map (ELFUTILS_0.156): Move dwfl_attach_state, dwfl_pid,
1310 dwfl_thread_dwfl, dwfl_thread_tid, dwfl_frame_thread,
1311 dwfl_thread_state_registers, dwfl_thread_state_register_pc,
1312 dwfl_getthreads, dwfl_thread_getframes and dwfl_frame_pc to ...
1313 (ELFUTILS_0.158): ... here.
1315 2013-11-09 Mark Wielaard <mjw@redhat.com>
1317 * dwarf_getaranges.c (dwarf_getaranges): Read segment_size and
1318 check that it is zero.
1320 2013-11-07 Jan Kratochvil <jan.kratochvil@redhat.com>
1322 * cfi.h (struct Dwarf_Frame_s): Make the comment more specific.
1323 * libdw.map (ELFUTILS_0.156): Add dwfl_attach_state, dwfl_pid,
1324 dwfl_thread_dwfl, dwfl_thread_tid, dwfl_frame_thread,
1325 dwfl_thread_state_registers, dwfl_thread_state_register_pc,
1326 dwfl_getthreads, dwfl_thread_getframes and dwfl_frame_pc.
1328 2013-11-01 Michael Forney <mforney@mforney.org>
1330 * Makefile.am (libdwfl_objects): New definition.
1331 (libdw_a_LIBADD): Use libdwfl_objects.
1333 2013-11-01 Michael Forney <mforney@mforney.org>
1335 * Makefile.am: Use READELF.
1337 2013-10-30 Jan Kratochvil <jan.kratochvil@redhat.com>
1339 * libdw.map (ELFUTILS_0.158): New.
1341 2013-10-10 Mark Wielaard <mjw@redhat.com>
1343 * dwarf_getfuncs.c (struct visitor_info): Rename start_offset to
1344 start_addr and rename last_offset to last_addr. Now both void *.
1345 (tree_visitor): Use start_add and die_addr instead of start_offset
1347 (dwarf_getfuncs): Use last_addr instead of last_offset.
1349 2013-10-06 Mark Wielaard <mjw@redhat.com>
1351 * cfi.c (execute_cfi): Make sure DW_CFA_expression and
1352 DW_CFA_val_expression are not used with abi_cfi.
1354 2013-10-03 Josh Stone <jistone@redhat.com>
1356 * dwarf_formref_die.c (dwarf_formref_die): Don't hash the sig8 here.
1357 * libdw_findcu.c (__libdw_intern_next_unit): Since this never revisits
1358 a unit, make sure to always hash the sig8 here, so none are missed.
1360 2013-09-29 Mark Wielaard <mjw@redhat.com>
1362 * dwarf_getlocation.c (store_implicit_value): Cast op->number2 to
1363 uintptr_t before casting to char *.
1364 (__libdw_intern_expression): Cast data to uintptr_t before casting
1366 * dwarf_getlocation_attr.c (dwarf_getlocation_attr): Cast
1367 op->number2 to uintptr_t before casting to char *.
1369 2013-09-24 Josh Stone <jistone@redhat.com>
1371 * libdw_visit_scopes.c (classify_die): Removed.
1372 (may_have_scopes): New function to replace classify_die. There's no
1373 need for full classification; just find tags that may contain scopes.
1374 (__libdw_visit_scopes): Use a direct tag comparison for imported
1375 units, and use may_have_scopes to test if recursion is needed.
1377 2013-09-20 Mark Wielaard <mjw@redhat.com>
1379 * dwarf_getfuncs.c (visitor_info): New struct.
1380 (tree_visitor): New function.
1381 (dwarf_getfuncs): Use __libdw_visit_scopes with tree_visitor.
1382 * libdw.h (dwarf_getfuncs): Expand function documentation.
1384 2013-09-12 Mark Wielaard <mjw@redhat.com>
1386 * fde.c (intern_fde): Free fde and set libdw errno when start
1387 or end could not be read.
1389 2013-08-24 Mark Wielaard <mjw@redhat.com>
1391 * dwarf_getlocation.c (store_implicit_value): Don't take data
1392 as argument, get block data from op number2. Return false when
1393 block data length and op number don't match up.
1394 (__libdw_intern_expression): Store start of block for
1395 DW_OP_implicit_value and DW_OP_GNU_entry_value instead of
1396 relative data offset. Also store block start (including length)
1397 for DW_OP_GNU_const_type. Don't pass data to store_implicit_value.
1398 * dwarf_getlocation_attr.c: New file.
1399 * dwarf_getlocation_die.c: Likewise.
1400 * libdw.h (dwarf_getlocation_die): New function definition.
1401 (dwarf_getlocation_attr): Likewise.
1402 * libdwP.h: Declare internal dwarf_getlocation_die.
1403 * libdw.map (ELFUTILS_0.157): Add dwarf_getlocation_die and
1404 dwarf_getlocation_attr.
1405 * Makefile.am (libdw_a_SOURCES): Add dwarf_getlocation_die.c and
1406 dwarf_getlocation_attr.c.
1408 2013-08-23 Mark Wielaard <mjw@redhat.com>
1410 * dwarf_getlocation.c (attr_ok): Also accept DW_AT_segment.
1411 (attr_base_address): New function.
1412 (initial_offset_base): New function.
1413 (getlocations_addr): New function. Taken from...
1414 (dwarf_getlocation_addr): here. Use new initial_offset_base and
1416 (dwarf_getlocations): New function.
1417 * libdw.h (dwarf_getlocations): New function definition.
1418 * libdw.map (ELFUTILS_0.157): New.
1420 2013-07-02 Mark Wielaard <mjw@redhat.com>
1422 * dwarf_getsrclines.c (dwarf_getsrclines): Add new stack allocation
1423 limit MAX_STACK_ALLOC. After MAX_STACK_ALLOC lines use malloc in
1424 NEW_LINE macro. Free malloced line records if any at the end.
1426 2013-07-02 Mark Wielaard <mjw@redhat.com>
1428 * dwarf_getcfi_elf.c (getcfi_shdr): Check sh_type == SHT_PROGBITS.
1430 2013-06-26 Mark Wielaard <mjw@redhat.com>
1432 * libdw_visit_scopes.c (__libdw_visit_scopes): Don't reject root
1433 DIEs without children. Return an error whenever dwarf_child or
1434 dwarf_siblingof return an error. Don't call recurse and increase
1435 the depth for an imported unit. Walk the children of an imported
1436 unit as if they are logical children of the parent root DIE.
1438 2013-05-03 Mark Wielaard <mjw@redhat.com>
1440 * dwarf_getsrclines.c (dwarf_getsrclines): Only set end_sequence
1443 2013-04-28 Jan Kratochvil <jan.kratochvil@redhat.com>
1445 * libdw.map (ELFUTILS_0.156): New.
1447 2013-04-24 Mark Wielaard <mjw@redhat.com>
1449 * Makefile.am: Use AM_CPPFLAGS instead of INCLUDES.
1451 2013-04-10 Mark Wielaard <mjw@redhat.com>
1453 * dwarf_formref_die.c (dwarf_formref_die): Reference size is only
1454 equal to address size when we have a DW_FORM_ref_addr for DWARF
1457 2013-03-25 Mark Wielaard <mjw@redhat.com>
1459 * dwarf_getsrclines.c (dwarf_getsrclines): Mark highest address as
1462 2013-03-12 Mark Wielaard <mjw@redhat.com>
1464 * dwarf_getsrcfiles.c (dwarf_getsrcfiles): Allow DW_TAG_partial_unit.
1465 * dwarf_getsrclines.c (dwarf_getsrclines): Likewise.
1467 2013-02-15 Mark Wielaard <mjw@redhat.com>
1469 * dwarf_formstring.c (dwarf_formstring): Check dbg_ret->sectiondata,
1470 not dbg->sectiondata.
1472 2013-01-07 Roland McGrath <roland@hack.frob.com>
1475 [ALLOW_UNALIGNED] (read_8ubyte_unaligned_noncvt): New macro.
1476 [!ALLOW_UNALIGNED] (read_8ubyte_unaligned_noncvt): New inline function.
1478 2012-12-18 Mark Wielaard <mjw@redhat.com>
1480 * dwarf_begin_elf.c (valid_p): Call Dwarf_Sig8_Hash_free if invalid.
1481 (check_section): Likewise on error.
1482 (scngrp_read): Likewise.
1483 (dwarf_begin_elf): Likewise.
1485 2012-10-09 Petr Machata <pmachata@redhat.com>
1487 * dwarf_getlocation.c (__libdw_intern_expression): Handle
1488 DW_OP_GNU_parameter_ref, DW_OP_GNU_convert, DW_OP_GNU_reinterpret,
1489 DW_OP_GNU_regval_type, DW_OP_GNU_entry_value,
1490 DW_OP_GNU_deref_type, DW_OP_GNU_const_type.
1492 2012-10-08 Jan Kratochvil <jan.kratochvil@redhat.com>
1494 * cfi.c: New include system.h.
1495 (execute_cfi) (enough_registers): Clear new memory after realloc.
1497 2012-10-08 Jan Kratochvil <jan.kratochvil@redhat.com>
1499 * fde.c (__libdw_find_fde): Change <fde != NULL> to likely. Return
1500 DWARF_E_NO_MATCH if .eh_frame_hdr points to FDE which is too short for
1503 2012-10-08 Jan Kratochvil <jan.kratochvil@redhat.com>
1505 * dwarf_getlocation.c (__libdw_intern_expression) <cfap>: Make new
1506 loclist element DW_OP_call_frame_cfa before decoding the opcodes.
1507 Remove the later DW_OP_call_frame_cfa push to RESULT.
1509 2012-10-08 Jan Kratochvil <jan.kratochvil@redhat.com>
1512 * fde.c (binary_search_fde): Remove always true <address >= start>
1513 conditional. Move L initialization upwards.
1515 2012-08-24 Mark Wielaard <mjw@redhat.com>
1517 * dwarf_begin_elf.c (check_section): Only probe for dwz multi files
1518 when ENABLE_DWZ is defined.
1519 * libdwP.h (__check_build_id): Only declare when ENABLE_DWZ is
1522 2012-08-16 Mark Wielaard <mjw@redhat.com>
1524 * Makefile.am (EXTRA_DIST): Add known-dwarf.h.
1525 * dwarf.h (DW_LANG_Go): Update comment.
1526 (DW_LANG_Mips_Assembler): Likewise.
1528 2012-06-27 Mark Wielaard <mjw@redhat.com>
1530 * dwarf.h: Add DW_FORM_GNU_ref_alt and DW_FORM_GNU_strp_alt.
1531 * dwarf_begin.c (dwarf_begin): Add INTDEF.
1532 * dwarf_begin_elf.c (__check_build_id): New internal_function.
1533 (try_debugaltlink): New function.
1534 (open_debugaltlink): Likewise.
1535 (check_section): Try open_debugaltlink for .gnu_debugaltlink.
1536 * dwarf_end.c (dwarf_end): Free the alternative Dwarf descriptor if
1538 * dwarf_error.c (errmsgs): Add DWARF_E_NO_ALT_DEBUGLINK.
1539 * dwarf_formref.c (__libdw_formref): Using DW_FORM_GNU_ref_alt
1541 * dwarf_formref_die.c (dwarf_formref_die): Handle DW_FORM_GNU_ref_alt.
1542 * dwarf_formstring.c (dwarf_formstring): Handle DW_FORM_GNU_strp_alt.
1543 * dwarf_formudata.c (__libdw_formptr): Adjust __libdw_read_offset
1545 * dwarf_getpubnames.c (get_offsets): Adjust __libdw_read_offset call.
1546 * libdwP.h: Add DWARF_E_NO_ALT_DEBUGLINK.
1547 (struct Dwarf): Add alt_dwarf and free_alt fields.
1548 (__libdw_read_offset): Add dbg_ret argument, use to check with
1549 __libdw_offset_in_section.
1550 (__check_build_id): New function declaration.
1551 (dwarf_begin): Define as INTDECL.
1552 * libdw_form.c (__libdw_form_val_len): Handle DW_FORM_GNU_ref_alt
1553 and DW_FORM_GNU_strp_alt.
1555 2012-07-19 Mark Wielaard <mjw@redhat.com>
1557 * dwarf.h: Add DW_OP_GNU_parameter_ref.
1559 2012-07-24 Mark Wielaard <mjw@redhat.com>
1561 * dwarf.h: Correct spelling of DW_LANG_ObjC.
1562 * dwarf_aggregate_size.c (array_size): Use correct spelling of
1565 2012-07-24 Mark Wielaard <mjw@redhat.com>
1567 * dwarf.h: Add DW_ATE_UTF.
1569 2012-06-27 Mark Wielaard <mjw@redhat.com>
1571 * dwarf.h: Add DW_MACRO_GNU .debug_macro type encodings.
1573 2012-06-26 Mark Wielaard <mjw@redhat.com>
1575 * libdwP.h: Add IDX_debug_macro.
1576 * dwarf.h: Add DW_AT_GNU_macros.
1577 * dwarf_begin_elf.c (dwarf_scnnames): Add .debug_macro.
1578 * dwarf_formudata.c (dwarf_formudata): Recognize DW_AT_GNU_macros.
1580 2012-04-27 Mark Wielaard <mjw@redhat.com>
1582 * libdw/dwarf_highpc.c (dwarf_highpc): Handle DW_AT_high_pc being
1583 a constant offset from DW_AT_low_pc.
1585 2012-03-19 Tom Tromey <tromey@redhat.com>
1587 * libdw_findcu.c (findcu_cb): Move earlier.
1588 (__libdw_intern_next_unit): Add new CU to search tree here...
1589 (__libdw_findcu): ... not here.
1591 2012-01-31 Mark Wielaard <mjw@redhat.com>
1593 * dwarf_formudata.c (dwarf_formudata): Handle DW_FORM_sec_offset.
1595 2011-11-31 Mark Wielaard <mjw@redhat.com>
1597 * Makefile.am (known-dwarf.h): Run gawk on config/known-dwarf.awk.
1599 2011-07-14 Mark Wielaard <mjw@redhat.com>
1601 * libdw.h (dwarf_offdie): Fix documentation to mention .debug_info.
1603 2011-05-16 Jakub Jelinek <jakub@redhat.com>
1605 * dwarf.h (DW_OP_GNU_const_type, DW_OP_GNU_regval_type,
1606 DW_OP_GNU_deref_type, DW_OP_GNU_convert, DW_OP_GNU_reinterpret):
1609 2011-04-26 Mark Wielaard <mjw@redhat.com>
1611 * dwarf_child (dwarf_child): Sanity check end of section against
1612 cu_data () of die->cu.
1614 2011-03-22 Mark Wielaard <mjw@redhat.com>
1616 * dwarf.h: Add DW_TAG_GNU_call_site,
1617 DW_TAG_GNU_call_site_parameter,
1618 DW_AT_GNU_call_site_value,
1619 DW_AT_GNU_call_site_data_value,
1620 DW_AT_GNU_call_site_target,
1621 DW_AT_GNU_call_site_target_clobbered,
1622 DW_AT_GNU_tail_call,
1623 DW_AT_GNU_all_tail_call_sites,
1624 DW_AT_GNU_all_call_sites,
1625 DW_AT_GNU_all_source_call_sites,
1626 and DW_OP_GNU_entry_value.
1628 2011-03-10 Petr Machata <pmachata@redhat.com>
1630 * libdw/dwarf_tag.c (__libdw_findabbrev): Reject requests for
1631 abbreviation with code 0.
1633 2011-03-09 Petr Machata <pmachata@redhat.com>
1635 * libdw/dwarf_child.c (dwarf_child): Check for section overrun.
1637 2011-02-23 Roland McGrath <roland@redhat.com>
1639 * libdwP.h (struct Dwarf) [USE_ZLIB]: New member sectiondata_gzip_mask.
1640 Declare __libdw_free_zdata.
1641 * dwarf_end.c [USE_ZLIB] (__libdw_free_zdata): New function.
1642 (dwarf_end): Call it.
1644 * dwarf_begin_elf.c (valid_p): Likewise.
1645 (check_section, scngrp_read): Likewise.
1646 (check_section) [USE_ZLIB]: Grok .z* flavors of sections.
1648 2010-10-13 Roland McGrath <roland@redhat.com>
1650 * dwarf.h: Add DW_LANG_Go.
1652 2010-10-05 Roland McGrath <roland@redhat.com>
1654 * dwarf_getaranges.c: Use malloc rather than alloca,
1655 since the total number of elements can be quite huge.
1657 2010-07-26 Roland McGrath <roland@redhat.com>
1659 * dwarf_getlocation_implicit_pointer.c: New file.
1660 * Makefile.am (libdw_a_SOURCES): Add it.
1661 * libdw.map (ELFUTILS_0.149): New set.
1662 Add dwarf_getlocation_implicit_pointer.
1663 * libdw.h: Declare it.
1665 * dwarf_offdie.c (do_offdie): Renamed to __libdw_offdie, made global.
1666 (dwarf_offdie, dwarf_offdie_types): Update callers.
1667 * libdwP.h: Declare it.
1669 * dwarf.h: Add DW_OP_GNU_implicit_pointer.
1670 * dwarf_getlocation.c (__libdw_intern_expression): Handle it.
1672 2010-08-24 Roland McGrath <roland@redhat.com>
1674 * libdw.map (ELFUTILS_0.149): New set. Add dwfl_dwarf_line.
1676 2010-07-27 Roland McGrath <roland@redhat.com>
1678 * dwarf_formref_die.c: Fix sig8 hash insertion.
1680 2010-06-23 Roland McGrath <roland@redhat.com>
1682 * cfi.c (dwarf_cfi_validate_fde): Function removed.
1683 * libdw.h: Remove it.
1684 * libdw.map: Likewise.
1686 2010-06-22 Roland McGrath <roland@redhat.com>
1688 * dwarf_getlocation.c (check_constant_offset): data[48] are constant.
1690 * dwarf_getsrclines.c: Fix signed comparison warning in extended
1693 2010-06-21 Roland McGrath <roland@redhat.com>
1695 * dwarf.h: Add DW_TAG_GNU_* constants.
1697 * memory-access.h (get_sleb128_rest_return): Fix sign extension for
1700 2010-06-20 Roland McGrath <roland@redhat.com>
1702 * libdw_findcu.c (__libdw_findcu): Take new flag argument,
1703 to search TUs instead of CUs.
1704 * libdwP.h: Update decl.
1705 (struct Dwarf): New member tu_tree.
1706 * dwarf_end.c (dwarf_end): Clean up tu_tree.
1707 * dwarf_offdie.c (do_offdie): New function, broken out of ...
1708 (dwarf_offdie): ... here.
1709 (dwarf_offdie_types): New function.
1710 * libdw.h: Declare it.
1711 * libdw.map (ELFUTILS_0.148): Add it.
1713 * libdwP.h (CUDIE): Use cu_data.
1714 * dwarf_formblock.c: Likewise.
1715 * dwarf_formref_die.c: Likewise.
1716 * dwarf_diecu.c: Use CUDIE macro.
1717 * dwarf_formaddr.c: Use cu_sec_idx.
1719 2010-06-16 Roland McGrath <roland@redhat.com>
1721 * dwarf_formref_die.c: Use dwarf_offdie only for DW_FORM_ref_addr, so
1722 we don't repeat a CU lookup we've already done. Handle
1723 DW_FORM_ref_sig8 using sig8_hash table and __libdw_intern_next_unit.
1725 * libdw_findcu.c (__libdw_intern_next_unit): New function,
1727 (__libdw_findcu): ... here. Call it.
1728 * libdwP.h: Declare it.
1729 (struct Dwarf): New member next_tu_offset.
1731 * dwarf_sig8_hash.c: New file.
1732 * dwarf_sig8_hash.h: New file.
1733 * Makefile.am (libdw_a_SOURCES, noinst_HEADERS): Add them.
1734 * dwarf_abbrev_hash.c: Include dwarf_sig8_hash.h before
1736 * libdwP.h (struct Dwarf): New member sig8_hash.
1737 * dwarf_begin_elf.c: Call Dwarf_Sig8_Hash_init on it.
1738 * dwarf_end.c: Call Dwarf_Sig8_Hash_free on it.
1740 * dwarf_nextcu.c (dwarf_next_unit): New function, broken out of ...
1741 (dwarf_nextcu): ... here. Call it.
1742 * libdw.h: Declare it.
1743 * libdwP.h: Add INTDECL.
1744 * libdw_findcu.c (__libdw_findcu): Use it instead of dwarf_nextcu.
1745 * libdw.map (ELFUTILS_0.148): New set, add dwarf_next_unit.
1747 * libdwP.h (cu_sec_idx, cu_data): New functions.
1748 Use .debug_types when CU is a TU.
1749 * dwarf_cuoffset.c: Use that instead of assuming IDX_debug_info.
1750 * dwarf_siblingof.c: Likewise.
1751 * dwarf_formstring.c: Likewise.
1752 * dwarf_formudata.c (__libdw_formptr, dwarf_formudata): Likewise.
1753 * dwarf_getlocation.c (dwarf_getlocation): Likewise.
1754 (dwarf_getlocation_addr): Likewise.
1756 * libdwP.h (struct Dwarf_CU): Add new members type_offset, type_sig8.
1757 (DIE_OFFSET_FROM_CU_OFFSET): Take flag argument; if true, compute
1758 .debug_types header size instead of .debug_info header size.
1760 * dwarf_diecu.c: Update caller.
1761 * dwarf_getaranges.c: Likewise.
1762 * dwarf_nextcu.c: Likewise.
1763 * libdw_findcu.c (__libdw_findcu): Initialize new members.
1765 * fde.c (fde_by_offset): Renamed to ...
1766 (__libdw_fde_by_offset): ... this, made global and internal_function.
1767 Don't take ADDRESS argument.
1768 (__libdw_find_fde): Update caller. Do address sanity check here.
1769 * cfi.h: Declare __libdw_fde_by_offset.
1770 * cfi.c (dwarf_cfi_validate_fde): New function.
1771 * libdw.h: Declare it.
1772 * libdw.map (ELFUTILS_0.148): Add it.
1774 * cie.c (intern_new_cie): Canonicalize DW_EH_PE_absptr FDE encoding to
1775 either DW_EH_PE_udata8 or DW_EH_PE_udata4.
1777 * encoded-value.h (read_encoded_value): Handle DW_EH_PE_indirect.
1778 Don't assume DW_EH_PE_aligned refers to native address size.
1780 * cfi.c (execute_cfi): Barf on CIE initial instructions changing the
1783 2010-06-17 Roland McGrath <roland@redhat.com>
1785 * libdwP.h (struct Dwarf_Line_s): Add members isa, discriminator, and
1787 * dwarf_getsrclines.c (dwarf_getsrclines): Move NEW_FILE macro guts
1788 into an inner inline function. Set new fields. Check all fields for
1789 overflow when setting.
1790 * dwarf_lineisa.c: New file.
1791 * dwarf_linediscriminator.c: New file.
1792 * dwarf_lineop_index.c: New file.
1793 * Makefile.am (libdw_a_SOURCES): Add them.
1794 * libdw.map (ELFUTILS_0.148): Add them.
1795 * libdw.h: Declare them.
1797 2010-06-16 Roland McGrath <roland@redhat.com>
1799 * dwarf_next_cfi.c: Fix version 4 return_address_register decoding.
1801 * fde.c (fde_by_offset): Renamed to ...
1802 (__libdw_fde_by_offset): ... this, made global and internal_function.
1803 Don't take ADDRESS argument.
1804 (__libdw_find_fde): Update caller. Do address sanity check here.
1805 * cfi.h: Declare __libdw_fde_by_offset.
1806 * cfi.c (dwarf_cfi_validate_fde): New function.
1807 * libdw.h: Declare it.
1808 * libdw.map (ELFUTILS_0.148): Add it.
1810 * cie.c (intern_new_cie): Canonicalize DW_EH_PE_absptr FDE encoding to
1811 either DW_EH_PE_udata8 or DW_EH_PE_udata4.
1813 * encoded-value.h (read_encoded_value): Handle DW_EH_PE_indirect.
1814 Don't assume DW_EH_PE_aligned refers to native address size.
1816 * cfi.c (execute_cfi): Barf on CIE initial instructions changing the
1819 2010-06-15 Roland McGrath <roland@redhat.com>
1821 * dwarf_formref.c (__libdw_formref): Diagnose DW_FORM_ref_sig8 like
1823 * dwarf_formref_die.c (dwarf_formref_die): Diagnose it the same way
1824 here, since we don't support it yet.
1826 * dwarf_next_cfi.c: Handle version 4 format.
1828 * dwarf_getsrclines.c: Handle version 4 format.
1830 2010-06-01 Roland McGrath <roland@redhat.com>
1832 * libdwP.h: Remove unused IDX_debug_*names, add IDX_debug_types.
1833 * dwarf_begin_elf.c (dwarf_scnnames): Likewise.
1835 * libdwP.h (CIE_VERSION): Remove unused macro.
1837 * dwarf_getsrclines.c: Fix version field test.
1838 * libdwP.h (DWARF_VERSION): Remove useless macro.
1840 * dwarf_formudata.c (__libdw_formptr): Fix DW_FORM_sec_offset handling.
1842 * dwarf_formblock.c (dwarf_formblock): Handle DW_FORM_exprloc.
1844 * libdw_findcu.c (__libdw_findcu): Accept version 4.
1846 2010-05-31 Mark Wielaard <mjw@redhat.com>
1848 * cfi.h (dwarf_cfi_cie_p): Move definition from here, to ..
1849 * libdw.h (dwarf_cfi_cie_p): ... here.
1851 2010-05-31 Mark Wielaard <mjw@redhat.com>
1853 * dwarf.h: Fix DW_LANG_Python constant.
1855 2010-05-28 Eduardo Santiago <santiago@redhat.com>
1857 * dwarf_getlocation.c (dwarf_getlocation): Do attr_ok check first
1860 2010-05-27 Roland McGrath <roland@redhat.com>
1862 * dwarf.h: Add DW_AT_enum_class, DW_AT_linkage_name,
1863 DW_TAG_template_alias, DW_LANG_Python, DW_LNE_set_discriminator.
1865 2010-05-08 Roland McGrath <roland@redhat.com>
1867 * dwarf_getlocation.c (__libdw_intern_expression): Take new argument
1868 REF_SIZE. Use that to handle DW_OP_call_ref correctly.
1869 (getlocation): Update caller.
1870 * dwarf_frame_cfa.c (dwarf_frame_cfa): Likewise.
1871 * dwarf_frame_register.c (dwarf_frame_register): Likewise.
1872 * libdwP.h: Update decl.
1874 2010-04-26 Roland McGrath <roland@redhat.com>
1876 * cfi.h (struct Dwarf_Frame_s): Add cfa_invalid alternative in cfa_rule.
1877 * cfi.c (execute_cfi): Set that instead of doing cfi_assert for
1878 DW_CFA_def_cfa_{offset*,register} when a non-offset rule is in force.
1879 * dwarf_frame_cfa.c (dwarf_frame_cfa): Handle cfa_invalid.
1881 * dwarf_getlocation.c (__libdw_intern_expression): Take new arg CFAP.
1882 Prepend DW_OP_call_frame_cfa if true.
1883 (getlocation): Update caller.
1884 * dwarf_frame_cfa.c (dwarf_frame_cfa): Likewise.
1885 * dwarf_frame_register.c (dwarf_frame_register): Likewise.
1886 * libdwP.h: Update decl.
1888 2010-04-22 Roland McGrath <roland@redhat.com>
1890 * cfi.c (execute_cfi): Never return without cleanup.
1892 (cie_cache_initial_state): Adjust caller to expect that free.
1893 (__libdw_frame_at_address): Likewise.
1895 2010-03-10 Roland McGrath <roland@redhat.com>
1897 * libdw.map (ELFUTILS_0.146): New set. Add dwfl_core_file_report.
1899 2010-02-15 Roland McGrath <roland@redhat.com>
1901 * Makefile.am: Use config/eu.am for common stuff.
1903 2010-02-02 Mark Wielaard <mjw@redhat.com>
1905 * fde.c (intern_fde): Fix length check for sized_augmentation_data.
1907 2010-01-07 Roland McGrath <roland@redhat.com>
1909 * dwarf_getcfi_elf.c (getcfi_phdr): Use elf_getphdrnum.
1911 2010-01-05 Roland McGrath <roland@redhat.com>
1913 * dwarf_aggregate_size.c: New file.
1914 * Makefile.am (libdw_a_SOURCES): Add it.
1915 * libdw.h: Declare it.
1916 * libdwP.h: Add INTDECL.
1917 * libdw.map (ELFUTILS_0.144): New set. Add dwarf_aggregate_size.
1919 * dwarf_srclang.c: Add INTDEF.
1920 * libdwP.h: Add INTDECL.
1922 * dwarf.h: Add some more DW_AT_GNU_* types from gcc.
1924 * dwarf.h: Add DW_AT_GNU_vector, DW_AT_GNU_template_name.
1926 2009-11-21 Roland McGrath <roland@redhat.com>
1928 * dwarf_getlocation.c (check_constant_offset): Return 1 for all
1931 2009-10-15 Roland McGrath <roland@redhat.com>
1933 * libdw_form.c (__libdw_form_val_len): Grok DW_FORM_sec_offset,
1934 DW_FORM_exprloc, DW_FORM_flag_present, and DW_FORM_ref_sig8.
1936 2009-09-17 Roland McGrath <roland@redhat.com>
1938 * dwarf_getlocation.c (dwarf_getlocation_implicit_value): Make OP
1939 argument a pointer to const.
1940 * libdw.h: Update decl.
1942 2009-09-10 Roland McGrath <roland@redhat.com>
1944 * dwarf_getlocation.c (store_implicit_value): New function.
1945 (__libdw_intern_expression): Use it, handle DW_OP_implicit_value.
1946 (dwarf_getlocation_implicit_value): New function.
1947 * libdw.h: Declare it.
1948 * libdw.map (ELFUTILS_0.143): Add it.
1950 2009-09-09 Mark Wielaard <mjw@redhat.com>
1952 * dwarf_getcfi.c (dwarf_getcfi): Clear cfi->ebl.
1954 2009-08-21 Josh Stone <jistone@redhat.com>
1956 * dwarf_hasattr_integrate.c: Integrate DW_AT_specification too.
1958 2009-08-10 Roland McGrath <roland@redhat.com>
1960 * dwarf_getscopevar.c: Use dwarf_diename.
1962 2009-08-09 Roland McGrath <roland@redhat.com>
1964 * libdw.map (ELFUTILS_0.143): New version set,
1965 inherits from ELFUTILS_0.142.
1966 * dwarf_arrayorder.c: Use OLD_VERSION and NEW_VERSION to define an
1967 alias in the ELFUTILS_0.122 version set and the default in the new set.
1968 * dwarf_srclang.c: Likewise.
1969 * dwarf_decl_file.c: Likewise.
1970 * dwarf_decl_line.c: Likewise.
1971 * dwarf_decl_column.c: Likewise.
1972 * dwarf_bytesize.c: Likewise.
1973 * dwarf_bitsize.c: Likewise.
1974 * dwarf_bitoffset.c: Likewise.
1976 2009-08-07 Roland McGrath <roland@redhat.com>
1978 * dwarf_arrayorder.c: Use dwarf_attr_integrate.
1979 * dwarf_srclang.c: Likewise.
1980 * dwarf_decl_file.c: Likewise.
1981 * dwarf_decl_line.c (__libdw_attr_intval): Likewise.
1982 * dwarf_bytesize.c: Likewise.
1983 * dwarf_bitsize.c: Likewise.
1984 * dwarf_bitoffset.c: Likewise.
1986 2009-07-22 Roland McGrath <roland@redhat.com>
1988 * dwarf_frame_cfa.c: Change calling convention.
1989 * libdw.h: Update decl.
1991 * dwarf_frame_register.c: Change calling/return-value convention for
1992 value-only results and undefined/same_value.
1993 * libdw.h: Update decl.
1995 * dwarf_getlocation.c (__libdw_intern_expression): Take new bool
1996 argument, append DW_OP_stack_value if set. Don't take NOPS argument,
1997 return that value instead.
1998 (getlocation): Update caller.
1999 * dwarf_frame_cfa.c: Likewise.
2000 * libdwP.h: Update decl.
2002 2009-07-21 Roland McGrath <roland@redhat.com>
2004 * dwarf_getsrc_file.c: Ignore a CU that just has no DW_AT_stmt_list.
2005 Fix loop iteration after skipping a bogus or useless CU.
2007 * dwarf_entry_breakpoints.c: Handle 0 dwarf_errno () as harmless
2008 absence, not DWARF_E_NO_DEBUG_LINE.
2010 2009-07-20 Roland McGrath <roland@redhat.com>
2012 * dwarf_getlocation.c (__libdw_intern_expression):
2013 Handle DW_OP_stack_value.
2015 2009-07-16 Roland McGrath <roland@redhat.com>
2017 * dwarf_formudata.c (__libdw_formptr): Handle DW_FORM_sec_offset,
2018 reject others when CU's version > 3.
2020 * dwarf_formflag.c: Handle DW_FORM_flag_present.
2022 * dwarf.h: Add DW_OP_{implicit,stack}_value from DWARF 4 draft.
2023 Also DW_TAG_type_unit and DW_TAG_rvalue_reference_type.
2024 Also DW_AT_signature, DW_AT_main_subprogram, DW_AT_data_bit_offset,
2025 and DW_AT_const_expr.
2026 Also DW_FORM_sec_offset, DW_FORM_exprloc, DW_FORM_flag_present,
2027 and DW_FORM_ref_sig8.
2029 2009-07-15 Roland McGrath <roland@redhat.com>
2031 * dwarf_getlocation.c: Grok DW_OP_form_tls_address,
2032 DW_OP_GNU_push_tls_address, and DW_OP_bit_piece.
2034 2009-07-13 Roland McGrath <roland@redhat.com>
2036 * dwarf_getlocation.c: Grok DW_OP_call_frame_cfa.
2038 2009-07-08 Roland McGrath <roland@redhat.com>
2040 * libdw.map (ELFUTILS_0.142): Add dwfl_module_dwarf_cfi,
2043 * libdwP.h (struct Dwarf): Add member `cfi'.
2044 * dwarf_end.c (dwarf_end): Call __libdw_destroy_frame_cache on it.
2045 * dwarf_getcfi.c: New file.
2046 * dwarf_getcfi_elf.c: New file.
2047 * dwarf_cfi_end.c: New file.
2048 * dwarf_cfi_addrframe.c: New file.
2049 * dwarf_frame_cfa.c: New file.
2050 * dwarf_frame_register.c: New file.
2051 * dwarf_frame_return_address_register.c: New file.
2052 * Makefile.am (libdw_a_SOURCES): Add them.
2053 * unwind.h: Declare those functions.
2054 * libdw.map (ELFUTILS_0.142): Export them.
2056 * dwarf_getlocation.c (__libdw_intern_expression): New function,
2058 (getlocation): ... here, call it.
2059 * libdwP.h: Declare it.
2063 * frame-cache.c: New file.
2066 * encoded-value.h: New file.
2067 * Makefile.am (libdw_a_SOURCES, noinst_HEADERS): Add them.
2068 * libdwP.h: Add DWARF_E_INVALID_CFI to errors enum.
2069 * dwarf_error.c (errmsgs): Add element for it.
2071 * dwarf_next_cfi.c: New file.
2072 * Makefile.am (libdw_a_SOURCES): Add it.
2073 * libdw.h (Dwarf_CIE, Dwarf_FDE, Dwarf_CIE_Entry): New types.
2074 Declare dwarf_next_cfi.
2075 * libdw.map (ELFUTILS_0.142): New set, inherits from ELFUTILS_0.136.
2078 * memory-access.h [! ALLOW_UNALIGNED]
2079 (read_2ubyte_unaligned): Renamed to ...
2080 (read_2ubyte_unaligned_1): ... this. Take bool rather than Dwarf *.
2081 (read_2ubyte_unaligned): Define as macro passing dbg->other_byte_order.
2082 (read_2sbyte_unaligned): Likewise.
2083 (read_4ubyte_unaligned): Likewise.
2084 (read_4sbyte_unaligned): Likewise.
2085 (read_8ubyte_unaligned): Likewise.
2086 (read_8sbyte_unaligned): Likewise.
2088 * libdwP.h (IDX_eh_frame): Remove it.
2089 * dwarf_begin_elf.c (dwarf_scnnames): Remove its element.
2091 2009-07-08 Roland McGrath <roland@redhat.com>
2093 * libdwP.h (struct Dwarf_Line_s): Reorder members to pack better.
2095 * dwarf_getlocation.c (check_constant_offset): New function.
2096 (dwarf_getlocation, dwarf_getlocation_addr): Call it to
2097 handle DW_AT_data_member_location of data[48] as constant offset.
2099 2009-06-18 Roland McGrath <roland@redhat.com>
2101 * libdwP.h (__libdw_read_address_inc): Constify.
2102 (__libdw_read_offset_inc): Likewise.
2103 * dwarf_getaranges.c: Likewise.
2104 * dwarf_getlocation.c: Likewise.
2105 * dwarf_getsrclines.c: Likewise.
2106 * dwarf_nextcu.c: Likewise.
2108 2009-05-05 Petr Machata <pmachata@redhat.com>
2110 * libdwP.h (__libdw_formptr): Declare new function.
2111 * dwarf_formudata.c: Implement it here.
2112 * dwarf_getlocation.c (dwarf_getlocation_addr):
2113 Call it instead of hand-rolled offset handling code.
2114 * dwarf_getsrclines.c (dwarf_getsrclines): Likewise.
2115 * dwarf_ranges.c (dwarf_ranges): Likewise.
2117 2009-05-04 Petr Machata <pmachata@redhat.com>
2119 * libdwP.h (__libdw_read_begin_end_pair_inc): Declare new function.
2120 * dwarf_ranges.c: Implement it here.
2121 (dwarf_ranges): Call it.
2122 * dwarf_getlocation.c (dwarf_getlocation_addr): Call it also here.
2124 2009-04-23 Petr Machata <pmachata@redhat.com>
2126 * dwarf_formaddr.c (dwarf_formaddr): Call __libdw_read_* instead
2127 of read_*ubyte_unaligned.
2128 * dwarf_formref_die.c (dwarf_formref_die): Likewise.
2129 * dwarf_formstring.c (dwarf_formstring): Likewise.
2130 * dwarf_formudate.c (dwarf_formudata): Likewise.
2131 * dwarf_getaranges.c (dwarf_getaranges): Likewise.
2132 * dwarf_getlocation.c (dwarf_getlocation_addr): Likewise.
2133 * dwarf_getpubnames.c (get_offsets): Likewise.
2134 * dwarf_nextcu.c (dwarf_nextcu): Likewise.
2136 2009-04-23 Petr Machata <pmachata@redhat.com>
2138 * libdwP.h (__libdw_read_addr_inc, __libdw_read_off_inc,
2139 __libdw_read_addr, __libdw_read_off): Add four new internal
2142 2009-05-07 Roland McGrath <roland@redhat.com>
2144 * dwarf_getmacros.c (dwarf_getmacros): Use absolute section offset in
2145 return value and OFFSET argument, not CU-relative. Only fetch the
2146 attribute data when called with OFFSET of 0.
2148 2009-05-07 Petr Machata <pmachata@redhat.com>
2150 * dwarf_getmacros.c (dwarf_getmacros): Take into account offset in
2151 DW_AT_macro_info attribute of CU DIE.
2153 2009-04-15 Roland McGrath <roland@redhat.com>
2155 * dwarf.h (DW_CIE_ID): Removed.
2156 (DW_CIE_ID_32, DW_CIE_ID_64): New constants replace it.
2158 2009-04-01 Roland McGrath <roland@redhat.com>
2160 * dwarf.h: Add DW_CFA_GNU_negative_offset_extended.
2162 2009-01-28 Roland McGrath <roland@redhat.com>
2164 * libdwP.h (struct Dwarf_Line_s): Move out of struct Dwarf_Lines_s
2165 defn so C++ doesn't scope the name to not match the Dwarf_Line typedef.
2167 * libdwP.h (struct Dwarf_Files_s): Replace dbg field with cu field.
2169 2009-01-26 Roland McGrath <roland@redhat.com>
2171 * dwarf_ranges.c: Return 0 when no ranges or *_pc attrs at all.
2173 2009-01-25 Roland McGrath <roland@redhat.com>
2175 * dwarf_getattrs.c: Correctly skip attribute values when restarting.
2177 2009-01-23 Roland McGrath <roland@redhat.com>
2179 * Makefile.am ($(srcdir)/known-dwarf.h): Target renamed back.
2180 Put these rules under if MAINTAINER_MODE.
2182 2009-01-22 Roland McGrath <roland@redhat.com>
2184 * dwarf.h: Add DW_OP_GNU_encoded_addr.
2186 2009-01-21 Roland McGrath <roland@redhat.com>
2188 * Makefile.am (CLEANFILES): Renamed to ...
2189 (MOSTLYCLEANFILES): ... here.
2190 (CLEANFILES): New variable, add known-dwarf.h.
2192 2009-01-17 Roland McGrath <roland@redhat.com>
2194 * Makefile.am (known-dwarf.h): Target renamed, not in $(srcdir).
2195 Make it unconditional.
2196 (BUILT_SOURCES): Updated.
2198 * dwarf.h: Add description comments for DW_LANG_* values.
2200 * Makefile.am [MAINTAINER_MODE]
2201 ($(srcdir)/known-dwarf.h): New target.
2202 (BUILT_SOURCES): Add it.
2204 * dwarf.h: Add DW_OP_GNU_push_tls_address, DW_OP_GNU_uninit.
2206 2009-01-10 Ulrich Drepper <drepper@redhat.com>
2208 * dwarf_error.c: Always use __thread. Remove all !USE_TLS code.
2210 2009-01-08 Roland McGrath <roland@redhat.com>
2212 * Makefile.am (libdw.so): Don't depend on $(zip_LIBS), just link it in.
2214 2008-01-06 Roland McGrath <roland@redhat.com>
2216 * libdwP.h (struct Dwarf_Abbrev): Change type of 'has_children' to bool.
2218 * dwarf_haschildren.c: Return -1 for error case, not 0.
2220 * Makefile.am (libdw.so): Link in $(zip_LIBS).
2222 2009-01-06 Ulrich Drepper <drepper@redhat.com>
2224 * dwarf.h: Add definition for unwind and call frame information.
2226 * memory-access.h: Define read_ubyte_unaligned, read_sbyte_unaligned,
2227 read_ubyte_unaligned_inc, and read_sbyte_unaligned_inc.
2229 2008-08-15 Roland McGrath <roland@redhat.com>
2231 * libdw.map (ELFUTILS_0.136): New version set, inherits from
2232 ELFUTILS_0.130. Add dwfl_addrsegment, dwfl_report_segment.
2234 2008-01-21 Ulrich Drepper <drepper@redhat.com>
2236 * dwarf_child.c: Minor optimizations.
2237 * dwarf_getattrs.c: Likewise.
2238 * dwarf_getpubnames.c: Likewise.
2239 * dwarf_siblingof.c: Likewise.
2240 * dwarf_tag.c: Likewise.
2242 2008-01-18 Ulrich Drepper <drepper@redhat.com>
2244 * dwarf_getsrclines.c (dwarf_getsrclines): Don't require exact match
2245 of DWARF_VERSION comparison, just fail if the file's version is newer.
2247 2008-01-17 Nick Clifton <nickc@redhat.com>
2249 * dwarf.h (DWARF3_LENGTH_MIN_ESCAPE_CODE): New define.
2250 (DWARF3_LENGTH_MAX_ESCAPE_CODE): New define.
2251 (DWARF3_LENGTH_64_BIT): New define.
2252 * dwarf_getaranges (dwarf_getaranges): Use the new definitions.
2253 * dwarf_getpubnames: Include dwarf.h.
2254 (get_offsets): Use the new definitions.
2255 * dwarf_getsrclines.c (dwarf_getsrclines): Use the new defintions.
2256 * dwarf_nextcu.c: Include dwarf.h. Correct comment.
2257 (dwarf_nextcu): Use the new definitions.
2259 * libdwP.h (DIE_OFFSET_FROM_CU_OFFSET): New macro.
2260 * dwarf_diecu.c (dwarf_diecu): Use the new macro.
2261 * dwarf_getaranges (dwarf_getaranges): Use the new macro.
2262 * dwarf_nextcu.c (dwarf_nextcu): Use the new macro.
2264 * dwarf_getpubnames (get_offsets): Replace assertion with test and
2267 * dwarf_entry_breakpoints.c (dwarf_entry_breakpoints): Use CUDIE.
2269 * dwarf_siblingof (dwarf_siblingof): Detect a NULL return pointer.
2270 Set the address in the return structure to the address of the next
2271 non-sibling die, if there is no sibling and the return pointer is
2272 not the same as the die pointer.
2273 * libdw.h: Expand the description of the dwarf_siblingof prototype.
2275 * dwarf_child.c: Fix typo in comment.
2277 * libdwP.h (DWARF_VERSION): Change to 3.
2279 * dwarf_formref.c (__libdw_formref.c): Handle attributes which do
2280 not have a initialised valp pointer.
2282 * dwarf_getattrs.c (dwarf_getattrs): Return 1 rather than 0 when
2283 the end of the attributes is reached. When the callback fails,
2284 return the address of the failing attribute, not the address of
2286 * libdw.h: Expand the description of the dwarf_getattrs prototype.
2288 * dwarf_child.c (__libdw_find_attr): Use the new definition.
2289 (dwarf_child): Likewise.
2290 * dwarf_tag.c (__libdw_findabbrev): Likewise.
2291 (dwarf_tag): Likewise.
2293 2008-01-08 Roland McGrath <roland@redhat.com>
2295 * Makefile.am (euinclude): Variable removed.
2296 (pkginclude_HEADERS): Set this instead of euinclude_HEADERS.
2297 (libdw.so): Pass -Wl,--enable-new-dtags,-rpath,$(pkglibdir).
2299 2007-10-17 Roland McGrath <roland@redhat.com>
2301 * libdw.h (__deprecated_attribute__): New macro.
2302 (dwarf_formref): Mark it deprecated.
2303 * dwarf_formref.c (__libdw_formref): New function, broken out of ...
2304 (dwarf_formref): ... here. Call it. Remove INTDEF.
2305 * libdwP.h: Remove INTDECL.
2306 Declare __libdw_formref.
2307 * dwarf_siblingof.c (dwarf_siblingof): Call __libdw_formref instead.
2308 * dwarf_formref_die.c: Likewise. Handle DW_FORM_ref_addr here.
2310 * libdw_form.c (__libdw_form_val_len): Fix DW_FORM_ref_addr result,
2311 needs to check CU->version.
2313 * libdwP.h (struct Dwarf_CU): New member `version'.
2314 * libdw_findcu.c (__libdw_findcu): Initialize it.
2316 * dwarf_child.c: Return 1 for null entry as first child.
2318 2007-10-05 Roland McGrath <roland@redhat.com>
2320 * dwarf_begin_elf.c (check_section): Punt on SHT_NOBITS sections.
2322 * libdw.h (__extern_inline): Rename to __libdw_extern_inline.
2323 [__OPTIMIZE__] (dwarf_whatattr, dwarf_whatform): Update uses.
2325 2007-10-03 Roland McGrath <roland@redhat.com>
2327 * libdw.map (ELFUTILS_0.130: Add dwfl_build_id_find_elf
2328 and dwfl_build_id_find_debuginfo.
2330 * libdw.map (ELFUTILS_0.130): New version set, inherits from
2331 ELFUTILS_0.127. Add dwfl_module_build_id, dwfl_module_report_build_id.
2333 2007-10-02 Roland McGrath <roland@redhat.com>
2335 * libdw_visit_scopes.c (classify_die): Return walk for class_type and
2338 2007-08-07 Roland McGrath <roland@redhat.com>
2340 * dwarf_getscopes.c (pc_match): Swallow dwarf_haspc error return when
2341 error code is DWARF_E_NOERROR (0).
2343 * dwarf_getscopes.c (pc_record): Always bail early if DIE->prune.
2344 Fix typo in __libdw_visit_scopes argument.
2346 * dwarf_getscopes.c (pc_match): Check dwarf_haspc error return,
2347 swallow DWARF_E_NO_DEBUG_RANGES but not other errors.
2349 2007-07-03 Roland McGrath <roland@redhat.com>
2351 * libdw.h (__extern_inline): New macro.
2352 [__OPTIMIZE__] (dwarf_whatattr, dwarf_whatform): Use it.
2354 2007-04-16 Roland McGrath <roland@redhat.com>
2356 * libdw.map (ELFUTILS_0.127): Add dwfl_module_address_section.
2358 2007-04-05 Roland McGrath <roland@redhat.com>
2360 * dwarf_getsrcdirs.c: New file.
2361 * Makefile.am (libdw_a_SOURCES): Add it.
2362 * libdw.h: Declare dwarf_getsrcdirs.
2363 * libdw.map (ELFUTILS_0.127): Add it.
2365 * libdwP.h (struct Dwarf_Files_s): New member ndirs.
2366 * dwarf_getsrclines.c (dwarf_getsrclines): Don't clobber NDIRLIST to
2367 zero before we use it to check for DWARF_E_INVALID_DIR_IDX.
2368 Save DIRARRAY in the Dwarf_Files.
2370 * dwarf_ranges.c (dwarf_ranges): Don't sign-extend 32-bit BEGIN
2371 address to check for all-ones base address entry. Check directly.
2372 Reported by Sébastien Dugué <sebastien.dugue@bull.net>.
2374 2007-03-25 Roland McGrath <roland@redhat.com>
2376 * dwarf_begin_elf.c (check_section): Return Dwarf * instead of void.
2377 Return NULL when freeing RESULT on error.
2378 (global_read, scngrp_read): Check return value from check_section,
2379 break out of loop after it has freed RESULT.
2380 (valid_p): Handle null argument.
2382 2007-03-12 Roland McGrath <roland@redhat.com>
2384 * libdw.map (ELFUTILS_0.127): Add dwfl_report_begin_add.
2386 2007-03-04 Roland McGrath <roland@redhat.com>
2388 * libdw.map (ELFUTILS_0.127): New version set, inherits from
2389 ELFUTILS_0.126. Add dwfl_module_addrsym.
2391 2007-02-10 Roland McGrath <roland@redhat.com>
2393 * dwarf.h (DW_OP_fbreg): Comment fix.
2395 2007-02-03 Roland McGrath <roland@redhat.com>
2397 * dwarf_getelf.c (dwarf_getelf): Renamed from dwarf_get_elf.
2398 * libdw.map (ELFUTILS_0.126): New version set, inherits from
2399 ELFUTILS_0.122. Move dwarf_getelf there; it was never truly
2400 exported in the past.
2402 2006-12-17 Roland McGrath <roland@redhat.com>
2404 * dwarf_getlocation.c (dwarf_getlocation_addr): Use zero as base
2405 address when the CU is missing attributes due to buggy GCC.
2407 2006-08-29 Roland McGrath <roland@redhat.com>
2409 * Makefile.am (CLEANFILES): Add libdw.so.$(VERSION).
2411 * libdw.h (dwarf_diecu): Add __nonnull_attribute__.
2412 (dwarf_child): Don't list arg 1 in __nonnull_attribute__.
2414 * libdw_alloc.c (__libdw_allocate): Take new ALIGN argument, make sure
2415 result is aligned. Adjust NEWP->remaining here for this allocation.
2416 * libdwP.h: Update decl.
2417 (libdw_alloc): Update caller.
2419 2006-07-12 Ulrich Drepper <drepper@redhat.com>
2421 * dwarf_child.c: Adjust for internal_function_def removal.
2422 * dwarf_getabbrev.c: Likewise.
2423 * dwarf_tag.c: Likewise.
2424 * libdw_form.c: Likewise.
2425 * memory-access.c: Likewise.
2427 2006-06-28 Roland McGrath <roland@redhat.com>
2429 * libdw.map: Export dwfl_linecu, dwfl_line_comp_dir.
2431 * libdw.map: Bump to 0.122; export dwfl_module_getsymtab and
2434 2006-05-27 Ulrich Drepper <drepper@redhat.com>
2436 * libdw.h: Add extern "C".
2438 2006-05-22 Ulrich Drepper <drepper@redhat.com>
2440 * dwarf_getaranges.c (dwarf_getaranges): Handle files without
2441 aranges information.
2443 2006-05-21 Ulrich Drepper <drepper@redhat.com>
2445 * libdw.h: Add nonnull attributes to dwarf_tag, dwarf_getattrs,
2448 2006-02-28 Roland McGrath <roland@redhat.com>
2450 * dwarf.h: Add missing DW_ATE_*, DW_TAG_*, DW_LANG_*, DW_CFA_*,
2451 DW_OP_* values, to match DWARF 3.0. Add new DW_DS_*, DW_END_*
2452 values from DWARF 3.0.
2454 2006-02-22 Roland McGrath <roland@redhat.com>
2456 * libdw.map: Bump to 0.120; export dwfl_version.
2458 2005-12-22 Roland McGrath <roland@redhat.com>
2460 * libdw.map: Bump to 0.119; export dwfl_linux_proc_maps_report.
2462 2005-12-12 Roland McGrath <roland@redhat.com>
2464 * dwarf_ranges.c: Copy CU base address-finding code from
2467 2005-12-09 Roland McGrath <roland@redhat.com>
2469 * dwarf_getlocation.c (dwarf_getlocation_addr): Add some unlikelys.
2470 Delay CU base lookup until it's needed.
2471 If CU base lookup fails with no error, flag invalid DWARF.
2473 2005-11-25 Roland McGrath <roland@redhat.com>
2475 * libdw.map: Bump to 0.118; export dwfl_module_register_names.
2477 2005-11-15 Roland McGrath <roland@redhat.com>
2479 * Makefile.am [BUILD_STATIC] (AM_CFLAGS): Add -fpic.
2481 2005-11-13 Roland McGrath <roland@redhat.com>
2483 * libdw.map: Bump to 0.117; export dwfl_module_return_value_location.
2485 2005-10-27 Roland McGrath <roland@redhat.com>
2487 * dwarf_entry_breakpoints.c (search_range): Fix binary search code;
2488 don't match end_sequence markers.
2490 * dwarf_getsrclines.c (compare_lines): Sort end_sequence markers
2491 before normal records at the same address.
2492 * dwarf_getsrc_die.c (dwarf_getsrc_die): Don't match an end_sequence
2495 2005-10-26 Roland McGrath <roland@redhat.com>
2497 * dwarf_getfuncs.c (dwarf_getfuncs): Use Dwarf_Die, not Dwarf_Func.
2498 * dwarf_func_file.c: Renamed to ...
2499 * dwarf_decl_file.c: ... here.
2500 * dwarf_func_col.c: Renamed to ...
2501 * dwarf_decl_column.c: ... here.
2502 * dwarf_func_line.c: Renamed to ...
2503 * dwarf_decl_line.c: ... here.
2504 (dwarf_func_line): Renamed to ...
2505 (dwarf_decl_line): ... this. Take a Dwarf_Die * argument.
2506 (__libdw_func_intval): Renamed __libdw_attr_intval.
2507 * dwarf_func_name.c: File removed.
2508 * dwarf_func_lowpc.c: File removed.
2509 * dwarf_func_highpc.c: File removed.
2510 * dwarf_func_entrypc.c: File removed.
2511 * dwarf_func_die.c: File removed.
2512 * Makefile.am (libdw_a_SOURCES): Updated.
2513 * libdw.h: Update decls.
2514 (Dwarf_Func): Type removed.
2515 * libdwP.h: Update decls.
2516 (struct Dwarf_Func_s): Type removed.
2517 * libdw.map: Updated.
2519 * libdwP.h (CUDIE): New macro.
2520 * dwarf_getlocation.c (dwarf_getlocation_addr): Use it.
2521 * dwarf_getscopes_die.c (dwarf_getscopes_die): Likewise.
2522 * dwarf_ranges.c (dwarf_ranges): Likewise.
2524 * dwarf_getloclist.c: Renamed to ...
2525 * dwarf_getlocation.c: ... here.
2526 (getloclist): Renamed to getlocation.
2527 (dwarf_getloclist): Renamed to dwarf_getlocation.
2528 (dwarf_addrloclists): Renamed to dwarf_getlocation_addr.
2529 * Makefile.am (libdw_a_SOURCES): Updated.
2530 * libdw.h (dwarf_getloclist): Renamed to dwarf_getlocation.
2531 (dwarf_addrloclists): Renamed dwarf_getlocation_addr.
2532 (Dwarf_Loc): Renamed Dwarf_Op.
2533 * libdwP.h (struct loc_s): Update use.
2534 * libdw.map: Update map.
2536 * dwarf_entry_breakpoints.c: Use the second line record within the
2537 function, regardless of its source location data.
2539 2005-10-25 Roland McGrath <roland@redhat.com>
2541 * dwarf_entry_breakpoints.c: Fall back to entrypc for contiguous too.
2543 * libdw.map: Add dwarf_entrypc, dwarf_entry_breakpoints.
2545 2005-10-14 Roland McGrath <roland@redhat.com>
2547 * dwarf_diecu.c (dwarf_diecu): New file.
2548 * Makefile.am (libdw_a_SOURCES): Add it.
2549 * libdw.h: Declare dwarf_diecu.
2550 * libdw.map: Export it.
2552 * libdw.map: Bump to 0.116; export dwarf_ranges.
2554 2005-09-20 Roland McGrath <roland@redhat.com>
2556 * dwarf_haspc.c: Use dwarf_ranges.
2557 * dwarf_entry_breakpoints.c: Likewise.
2559 * dwarf_ranges.c: New file.
2560 * Makefile.am (libdw_a_SOURCES): Add it.
2561 * libdw.h: Declare dwarf_ranges.
2562 * libdwP.h: Add INTDECL.
2564 2005-09-14 Roland McGrath <roland@redhat.com>
2566 * dwarf_entry_breakpoints.c (dwarf_entry_breakpoints): Fix braino in
2567 prologue_end marker scanning loop.
2569 2005-09-11 Roland McGrath <roland@redhat.com>
2571 * dwarf.h: Comment typo fix.
2573 2005-09-07 Roland McGrath <roland@redhat.com>
2575 * dwarf_entry_breakpoints.c: New file.
2576 * Makefile.am (libdw_a_SOURCES): Add it.
2577 * libdw.h: Declare dwarf_entry_breakpoints.
2579 * dwarf_entrypc.c: New file.
2580 * Makefile.am (libdw_a_SOURCES): Add it.
2581 * libdw.h: Declare dwarf_entrypc.
2582 * libdwP.h: Add INTDECL.
2584 2005-08-28 Ulrich Drepper <drepper@redhat.com>
2586 * Makefile.am: Use $(LINK) not $(CC) when creating DSO.
2587 (%.os): Use COMPILE.os.
2588 (COMPILE.os): Filter out gconv options.
2590 2005-08-27 Roland McGrath <roland@redhat.com>
2592 * dwarf_getscopes.c (dwarf_getscopes): Rewritten using
2593 __libdw_visit_scopes.
2595 * dwarf_getscopes_die.c: New file.
2596 * Makefile.am (libdw_a_SOURCES): Add it.
2597 * libdw.h: Declare dwarf_getscopes_die.
2598 * libdw.map: Bump to 0.115 and add it.
2600 * libdw_visit_scopes.c (__libdw_visit_scopes): Pass a struct
2601 containing a DIE and its parent pointer, instead of just Dwarf_Die.
2602 Take two functions for both preorder and postorder visitors.
2603 * libdwP.h: Update decl.
2604 (struct Dwarf_Die_Chain): New type.
2605 * dwarf_func_inline.c: Update uses.
2607 * dwarf_diename.c (dwarf_diename): Use dwarf_attr_integrate.
2609 * libdwP.h: Add INTDECL.
2610 * dwarf_func_name.c (dwarf_func_name): Use dwarf_diename.
2612 2005-08-23 Roland McGrath <roland@redhat.com>
2614 * dwarf_attr_integrate.c (dwarf_attr_integrate): Treat
2615 DW_AT_specification the same as DW_AT_abstract_origin.
2617 2005-08-20 Roland McGrath <roland@redhat.com>
2619 * libdw.map: Add dwfl_cumodule, remove dwfl_linecu.
2620 Add dwfl_linux_kernel_report_offline, dwfl_offline_section_address,
2621 and dwfl_report_offline.
2623 2005-08-19 Roland McGrath <roland@redhat.com>
2625 * libdw.map: Bump version to ELFUTILS_0.114 for libdwfl changes.
2626 Add dwfl_module_relocate_address, dwfl_module_relocations,
2627 dwfl_module_relocation_info.
2629 2005-08-18 Roland McGrath <roland@redhat.com>
2631 * dwarf_getscopes.c (dwarf_getscopes): Include the CU itself as
2632 outermost scope in the results.
2634 2005-08-15 Roland McGrath <roland@redhat.com>
2636 * dwarf_func_inline.c: New file.
2637 * Makefile.am (libdw_a_SOURCES): Add it.
2638 * libdw.h: Declare dwarf_func_inline, dwarf_func_inline_instances.
2639 * libdw.map: Add them.
2641 * dwarf_func_die.c: New file.
2642 * Makefile.am (libdw_a_SOURCES): Add it.
2643 * libdw.h: Declare dwarf_func_die.
2644 * libdw.map: Add it. Bump version to ELFUTILS_0.114.
2646 2005-08-10 Ulrich Drepper <drepper@redhat.com>
2648 * dwarf_getsrclines.c (dwarf_getsrclines): Correct fallout of renaming
2649 of DW_LNS_set_epilog_begin.
2651 2005-08-09 Roland McGrath <roland@redhat.com>
2653 * dwarf.h (DW_LNS_set_epilog_begin): Renamed DW_LNS_set_epilogue_begin.
2655 * dwarf_end.c: Add INTDEF.
2656 * dwarf_error.c (dwarf_errmsg): Likewise.
2657 * libdwP.h (dwarf_end, dwarf_errmsg): Add INTDECLs.
2659 2005-08-01 Roland McGrath <roland@redhat.com>
2661 * dwarf_getaranges.c (dwarf_getaranges): Check for bogus offset.
2662 * dwarf_getabbrev.c (__libdw_getabbrev): Likewise.
2664 2005-07-28 Ulrich Drepper <drepper@redhat.com>
2666 * Makefile.am (libdw.so): No need to link with libeu.a anymore.
2667 (libdw_a_LIBADD): Add all files from libdwfl.a.
2669 2005-07-27 Roland McGrath <roland@redhat.com>
2671 * Makefile.am (libdw.so): Link ../libdwfl/libdwfl_pic.a in,
2672 along with ../libebl/libebl.a and ../lib/libeu.a;
2673 depend on ../libelf/libelf.so.
2674 (libdw_so_LDADD): New variable.
2675 * libdw.map: Add dwfl_* symbols formerly in ../libdwfl/libdwfl.map.
2677 * libdw.map: Define an empty base version and move all symbols to
2678 version ELFUTILS_0.111; don't define ELFUTILS_1.0 at all yet.
2680 2005-07-23 Ulrich Drepper <drepper@redhat.com>
2682 * dwarf_error.c: Add internal alias for dwarf_errno.
2683 * libdwP.h: Declare __dwarf_errno_internal.
2684 * dwarf_getloclist.c: Use INTDEF for dwarf_errno.
2686 * dwarf_error.c [USE_TLS]: Actually use __thread in definition of
2689 2005-06-01 Roland McGrath <roland@redhat.com>
2691 * dwarf_getaranges.c (dwarf_getaranges): Sort result array.
2692 * dwarf_getarange_addr.c (dwarf_getarange_addr): Use binary search.
2694 2005-06-08 Roland McGrath <roland@redhat.com>
2696 * memory-access.h (get_uleb128_step, get_uleb128): Remove casts.
2697 (get_sleb128_step, get_sleb128): Likewise.
2698 * dwarf_getattrs.c (dwarf_getattrs): Add consts.
2699 * dwarf_getloclist.c (getloclist): Likewise.
2700 * dwarf_formblock.c (dwarf_formblock): Likewise.
2701 * dwarf_getsrclines.c (dwarf_getsrclines): Likewise.
2702 * dwarf_getabbrevattr.c (dwarf_getabbrevattr): Likewise.
2703 * dwarf_formref.c (dwarf_formref): Likewise.
2704 * dwarf_formsdata.c (dwarf_formsdata): Likewise.
2705 * dwarf_formudata.c (dwarf_formudata): Likewise.
2706 * dwarf_haschildren.c (dwarf_haschildren): Likewise.
2707 * dwarf_child.c (__libdw_find_attr, __libdw_find_attr): Likewise.
2708 * dwarf_tag.c (dwarf_tag): Likewise.
2709 * dwarf_getabbrev.c (__libdw_getabbrev): Likewise.
2710 * memory-access.c (__libdw_get_uleb128, __libdw_get_sleb128): Likewise.
2711 * libdw_form.c (__libdw_form_val_len): Likewise.
2712 * libdwP.h: Update decl.
2714 2005-06-04 Roland McGrath <roland@redhat.com>
2716 * memory-access.h (get_uleb128_rest_return): New macro.
2717 [! IS_LIBDW] (__libdw_get_uleb128): New static, defined using it.
2718 (get_sleb128_rest_return): New macro.
2719 [! IS_LIBDW] (__libdw_get_sleb128): New static, defined using it.
2720 * memory-access.c: New file.
2721 * Makefile.am (libdw_a_SOURCES): Add it.
2722 (DEFS): Add -DIS_LIBDW.
2724 2005-05-31 Roland McGrath <roland@redhat.com>
2726 * dwarf_formref_die.c (dwarf_formref_die): Add CU header offset to
2729 2005-05-30 Roland McGrath <roland@redhat.com>
2731 * dwarf_getloclist.c (dwarf_addrloclists): Use DW_AT_entry_pc for base
2732 address if DW_AT_low_pc is missing. Not to spec, but GCC generates it.
2734 * dwarf_getloclist.c (dwarf_addrloclists): Don't sign-extend 4-byte
2735 BEGIN value. Instead, match base address entries separately for
2738 2005-05-28 Roland McGrath <roland@redhat.com>
2740 * dwarf_getloclist.c (dwarf_addrloclists): Fix decoding to advance
2741 past location expression contents.
2743 2005-05-23 Roland McGrath <roland@redhat.com>
2745 * dwarf_getsrclines.c: Comment typo fix.
2747 * dwarf_haspc.c (dwarf_haspc): Fix CU DIE address calculation.
2748 * dwarf_getloclist.c (dwarf_addrloclists): Likewise.
2750 2005-05-22 Ulrich Drepper <drepper@redhat.com>
2752 * libdwP.h: Only use INTDECL for alias prototypes.
2754 2005-05-19 Roland McGrath <roland@redhat.com>
2756 * dwarf_getloclist.c (attr_ok): Permit DW_AT_static_link too.
2758 * dwarf_getscopevar.c: New file.
2759 * Makefile.am (libdw_a_SOURCES): Add it.
2760 * libdw.h: Declare dwarf_getscopevar.
2762 * dwarf_getsrcfiles.c: Add INTDEF.
2763 * dwarf_haschildren.c: Likewise.
2764 * libdwP.h (dwarf_getsrcfiles, dwarf_haschildren): Add INTDECL.
2766 * dwarf_getscopes.c: New file.
2767 * Makefile.am (libdw_a_SOURCES): Add it.
2768 * libdw.h: Declare dwarf_getscopes.
2769 * libdw.map: Add it.
2771 2005-05-18 Roland McGrath <roland@redhat.com>
2773 * libdwP.h (IDX_debug_ranges): New enum constant.
2774 * dwarf_begin_elf.c (dwarf_scnnames): Add it for ".debug_ranges".
2775 * libdwP.h (DWARF_E_NO_DEBUG_RANGES): New enum constant.
2776 * dwarf_error.c (errmsgs): Add it.
2777 * dwarf_haspc.c: New file.
2778 * libdw.h: Declare dwarf_haspc.
2779 * libdw.map: Add it.
2780 * libdwP.h: Add INTDECL.
2782 * dwarf_attr_integrate.c: New file.
2783 * dwarf_hasattr_integrate.c: New file.
2784 * Makefile.am (libdw_a_SOURCES): Add them.
2785 * libdw.h: Declare dwarf_attr_integrate, dwarf_hasattr_integrate.
2786 * libdw.map: Add them.
2788 * dwarf_hasattr.c: Add INTDEF.
2789 * libdwP.h: Add INTDECL for it.
2791 * dwarf_formref_die.c: New file.
2792 * Makefile.am (libdw_a_SOURCES): Add it.
2793 * libdw.h (dwarf_formref_die): Declare it.
2794 * libdwP.h (dwarf_formref_die): Add INTDECL.
2795 * libdw.map: Add it.
2797 * dwarf_getloclist.c (attr_ok, getloclist): New functions, broken out
2799 (dwarf_getloclist): ... here. Call them.
2800 (dwarf_addrloclists): New function.
2801 * libdw.h: Declare it.
2802 * libdw.map: Add it.
2804 * dwarf_getmacros.c (dwarf_getmacros): Don't bail at
2805 DW_MACINFO_end_file. Recognize type 0 as terminator.
2807 2005-05-05 Roland McGrath <roland@redhat.com>
2809 * dwarf_getsrc_die.c (dwarf_getsrc_die): Use binary search.
2811 * dwarf_getsrclines.c (dwarf_getsrclines): Sort result array, since
2812 the line program does not produce all entries in ascending order.
2814 2005-04-25 Ulrich Drepper <drepper@redhat.com>
2816 * dwarf_getsrc_file.c (dwarf_getsrc_file): Handle multiple
2817 occurences (e.g., inlines) better.
2819 2005-04-24 Ulrich Drepper <drepper@redhat.com>
2821 * libdw.h (DWARF_END_ABBREV): Define.
2822 * dwarf_getabbrev.c (__libdw_getabbrev): Return DWARF_END_ABBREV if
2824 * dwarf_offabbrev.c (dwarf_offabbrev): Return -1 on error, 1 if end
2826 * dwarf_tag.c (__libdw_findabbrev): Also recognize DWARF_END_ABBREV
2827 as error of __libdw_getabbrev.
2829 2005-04-04 Ulrich Drepper <drepper@redhat.com>
2831 * dwarf_getsrc_file.c (dwarf_getsrc_file): Minor optimization.
2833 * dwarf_getsrc_file.c (dwarf_getsrc_file): Always pass number of
2834 results back to caller.
2836 2005-04-04 Roland McGrath <roland@redhat.com>
2838 * dwarf_getsrc_file.c (dwarf_getsrc_file): Use size_t for CUHL.
2840 * dwarf_func_line.c (__libdw_func_intval): Use internal_function in
2843 2005-04-04 Ulrich Drepper <drepper@redhat.com>
2845 * dwarf_getsrc_file.c (dwarf_getsrc_file): Use INTUSE.
2847 * dwarf_getsrc_file.c: New file.
2848 * Makefile.am (libdw_a_SOURCES): Add dwarf_getsrc_file.c.
2849 * libdw.h: Declare dwarf_getsrc_file.
2850 * libdw.map: Add dwarf_getsrc_file.
2852 2005-04-02 Ulrich Drepper <drepper@redhat.com>
2854 * dwarf_func_entrypc.c: New file.
2855 * dwarf_func_col.c: New file.
2856 * dwarf_func_line.c: New file.
2857 * dwarf_func_file.c: New file.
2858 * libdw.h: Add prototypes for new functions.
2859 * libdw.map: Add dwarf_func_entrypc, dwarf_func_col, dwarf_func_line,
2861 * Makefile.am (libdw_a_SOURCES): Add dwarf_func_entrypc.c,
2862 dwarf_func_col.c, dwarf_func_line.c, dwarf_func_file.c.
2863 * libdwP.h (struct Dwarf_Func_s): Add cudie element.
2864 Declare __libdw_func_intval and __dwarf_formsdata_internal.
2865 * dwarf_getfuncs.c: Also fill in cudie in Dwarf_Func object.
2866 * dwarf_formsdata.c: Use INTUSE and INTDEF to avoid PLTs.
2868 * dwarf.h: Add some DWARF3 definitions.
2870 2005-04-01 Ulrich Drepper <drepper@redhat.com>
2872 * dwarf_getfuncs.c: New file.
2873 * dwarf_func_highpc.c: New file.
2874 * dwarf_func_lowpc.c: New file.
2875 * dwarf_func_name.c: New file.
2876 * Makefile.am (libdw_a_SOURCES): Add dwarf_getfuncs.c,
2877 dwarf_func_highpc.c, dwarf_func_lowpc.c, and dwarf_func_name.c.
2878 * libdw.map: Add dwarf_getfuncs, dwarf_func_highpc, dwarf_func_lowpc,
2879 and dwarf_func_name.
2880 * libdw.h: Add prototypes for new functions.
2881 * dwarf_child.c: Use INTUSE and INTDEF to avoid PLTs.
2882 * dwarf_siblingof.c: Likewise.
2883 * dwarf_dieoffset.c: Likewise.
2884 * dwarf_highpc.c: Likewise.
2885 * dwarf_lowpc.c: Likewise.
2886 * libdwP.h: Add prototypes for internal functions.
2887 Define Dwarf_Func_s structure.
2889 2005-03-29 Ulrich Drepper <drepper@redhat.com>
2891 * libdw.h: Add padding in Dwarf_die.
2893 * dwarf_arrayorder.c: Use INTUSE and INTDEF to avoid PLTs.
2894 * dwarf_attr.c: Likewise.
2895 * dwarf_begin.c: Likewise.
2896 * dwarf_begin_elf.c: Likewise.
2897 * dwarf_bitoffset.c: Likewise.
2898 * dwarf_bitsize.c: Likewise.
2899 * dwarf_bytesize.c: Likewise.
2900 * dwarf_diename.c: Likewise.
2901 * dwarf_formaddr.c: Likewise.
2902 * dwarf_formblock.c: Likewise.
2903 * dwarf_formref.c: Likewise.
2904 * dwarf_formstring.c: Likewise.
2905 * dwarf_formudata.c: Likewise.
2906 * dwarf_getarange_addr.c: Likewise.
2907 * dwarf_getarangeinfo.c: Likewise.
2908 * dwarf_getaranges.c: Likewise.
2909 * dwarf_getloclist.c: Likewise.
2910 * dwarf_getmacros.c: Likewise.
2911 * dwarf_getsrc_die.c: Likewise.
2912 * dwarf_getsrcfiles.c: Likewise.
2913 * dwarf_getsrclines.c: Likewise.
2914 * dwarf_highpc.c: Likewise.
2915 * dwarf_lowpc.c: Likewise.
2916 * dwarf_nextcu.c: Likewise.
2917 * dwarf_offdie.c: Likewise.
2918 * dwarf_siblingof.c: Likewise.
2919 * dwarf_srclang.c: Likewise.
2920 * dwarf_tag.c: Likewise.
2921 * libdw_findcu.c: Likewise.
2922 * libdwP.h: Add prototypes for internal functions.
2924 * dwarf_addrdie.c: New file.
2925 * dwarf_macro_opcode.c: New file.
2926 * dwarf_macro_param1.c: New file.
2927 * dwarf_macro_param2.c: New file.
2928 * libdw.h: Add declarations. Move Dwarf_Macro definition to libdwP.h.
2929 * libdwP.h: Remove Dwarf_Macro definition.
2930 * Makefile.am (libdw_a_SOURCES): Add dwarf_addrdie.c,
2931 dwarf_macro_opcode.c, dwarf_macro_param1.c, and dwarf_macro_param2.c.
2932 * libdw.map: Add entries for new functions.
2934 2005-03-21 Ulrich Drepper <drepper@redhat.com>
2936 * libdw.h: Handle broken gcc < 4.
2938 2005-02-15 Ulrich Drepper <drepper@redhat.com>
2940 * Makefile (AM_CFLAGS): Add -Wunused -Wextra -Wformat=2.
2942 * dwarf_begin_elf.c: Fix warnings.
2943 * dwarf_dieoffset.c: Likewise.
2944 * dwarf_end.c: Likewise.
2945 * dwarf_error.c: Likewise.
2946 * dwarf_getpubnames.c: Likewise.
2948 * libdwP.h: Add new error values.
2949 * dwarf_error.c: Support new error values.
2950 * dwarf_getpubnames.c: Check parameter value.
2952 2005-02-05 Ulrich Drepper <drepper@redhat.com>
2954 * Makefile.am: Check for text relocations in constructed DSO.
2956 * Makefile.am [MUDFLAP] (AM_CFLAGS): Add -fmudflap.
2958 2005-02-04 Ulrich Drepper <drepper@redhat.com>
2960 * dwarf_siblingof.c (dwarf_siblingof): Add some buffer boundary
2961 checks to not read over buffer boundaries for ill-formed DWARF data.
2963 2004-09-25 Ulrich Drepper <drepper@redhat.com>
2965 * dwarf_child.c: Make compile with gcc 4.0.
2966 * dwarf_error.c: Likewise.
2967 * dwarf_formblock.c: Likewise.
2968 * dwarf_getabbrev.c: Likewise.
2969 * dwarf_getattrs.c: Likewise.
2970 * dwarf_getsrclines.c: Likewise.
2971 * dwarf_tag.c: Likewise.
2972 * libdw_form.c: Likewise.
2974 2004-01-20 Ulrich Drepper <drepper@redhat.com>
2976 * Makefile.am: Support building with mudflap.
2978 * dwarf_getloclist.c: Fix warnings gcc 3.4 spits out.
2979 * dwarf_getsrclines.c: Likewise.
2980 * dwarf_memory-access.h: Likewise.
2982 2004-01-19 Ulrich Drepper <drepper@redhat.com>
2984 * dwarf_getsrcfiles.c: Third parameter can be NULL.
2986 * libdw.h: Define Dwarf_macro. Declare dwarf_getmacros.
2987 Third parameter of dwarf_getsrcfiles can be NULL.
2989 * libdw.map: Add dwarf_getmacros.
2990 * Makefile.am (libdw_a_SOURCES): Add dwarf_getmacros.
2991 * dwarf_getmacros.c: New file.
2993 2004-01-18 Ulrich Drepper <drepper@redhat.com>
2995 * libdw.h: Second parameter of dwarf_getaranges can be NULL.
2997 * dwarf_nextcu.c: Return -1 if dwarf parameter is NULL.
2999 * dwarf_getsrclines.c:
3000 Use read_2ubyte_unaligned_inc instead of _inc-less variant.
3002 * dwarf_getaranges.c: Allow naranges parameter to be NULL.
3004 * libdwP.h (_): Use elfutils domain.
3006 * dwarf_getsrclines.c (dwarf_getsrclines): Add more branch prediction.
3008 * dwarf_getsrclines.c: Fix typo in comment.
3010 2004-01-17 Ulrich Drepper <drepper@redhat.com>
3012 * Makefile.am: Support building with mudflap.
3014 2004-01-16 Ulrich Drepper <drepper@redhat.com>
3016 * memory-access.h: Add lots of const in case a pointer passed is const.
3018 * dwarf_formflag.c: New file.
3019 * dwarf_getattrs.c: New file.
3020 * dwarf_error.c: Add new error value.
3021 * libdw.h: Add prototypes for new functions. Adjust prototype for
3023 * libdw.map: Add new functions.
3024 * dwarf_getpubnames.c: Change type of return value and fourth parameter
3026 * libdwP.h: Add new error value.
3027 * Makefile.am (libdw_a_SOURCES): Add dwarf_getattrs.c and
3030 * dwarf_getpubnames.c (dwarf_getpubnames): Just fail if dbg is NULL.
3032 2004-01-12 Ulrich Drepper <drepper@redhat.com>
3034 * dwarf_getarange_addr.c: New file
3035 * dwarf_getarangeinfo.c: New file.
3036 * dwarf_getaranges.c: New file.
3037 * dwarf_onerange.c: New file.
3038 * libdw.h: Declare new functions. Define Dwarf_Arange and
3040 * libdw.map: Add new functions.
3041 * libdwP.h: Add new errors. Add aranges member to struct Dwarf.
3042 Define Dwarf_Aranges_s and Dwarf_Arange_s.
3043 * Makefile.am (libdw_a_SOURCES): Add dwarf_getaranges.c,
3044 dwarf_onearange.c, dwarf_getarangeinfo.c, dwarf_getarange_addr.c.
3045 * dwarf_error.c: Add new message.
3047 2004-01-11 Ulrich Drepper <drepper@redhat.com>
3049 * Makefile.am (libdw_a_SOURCES): Add dwarf_lineaddr.c, dwarf_linecol.c,
3050 dwarf_linebeginstatement.c, dwarf_lineendsequence.c, dwarf_lineblock.c,
3051 dwarf_lineprologueend.c, dwarf_lineepiloguebegin.c, dwarf_onesrcline.c.
3052 * dwarf_error.c: Add another message.
3053 * dwarf_getsrc_die.c: Adjust for Dwarf_Files and Dwarf_Lines
3055 * dwarf_filesrc.c: Likewise.
3056 * dwarf_getsrcfiles.c: Likewise.
3057 * dwarf_getsrclines.c: Likewise.
3058 * dwarf_lineaddr.c: New file.
3059 * dwarf_linebeginstatement.c: New file.
3060 * dwarf_lineblock.c: New file.
3061 * dwarf_linecol.c: New file.
3062 * dwarf_lineendsequence.c: New file.
3063 * dwarf_lineepiloguebegin.c: New file.
3064 * dwarf_lineno.c: New file.
3065 * dwarf_lineprologueend.c: New file.
3066 * dwarf_onesrcline.c: New file.
3067 * dwarf_lineno.c: Change interface to store result in object pointed
3068 to by second parameter.
3069 * libdw.h: Add prototypes for new functions. Change dwarf_lineno
3070 prototype. Define Dwarf_Files and Dwarf_Lines.
3071 * libdw.map: Add new functions.
3072 * libdwP.h: Define Dwarf_Files_s and Dwarf_Lines_s.
3073 * libdw_findcu.c: Don't initialize nlines field.
3075 * dwarf_siblingof: Little optimization.
3077 * dwarf_begin.c: Remember that the ELF descriptor must be closed.
3078 * dwarf_end.c: Close ELF descriptor if free_elf is set.
3079 * libdwP.h (struct Dwarf): Add free_elf field.
3081 * Makefile.am (libdw_a_SOURCES): Add dwarf_getstring.c and
3083 * dwarf_getstring.c: New file.
3084 * dwarf_offabbrev.c: New file.
3085 * libdw.map: Add dwarf_getstring and dwarf_offabbrev.
3086 * dwarf_getabbrev.c (__libdw_getabbrev): Add new dbg and result
3087 parameters. Don't allocate memory if not necessary and don't lookup
3088 previous results if no CU given.
3089 (dwarf_getabbrev): Adjust call to __libdw_getabbrev.
3090 * dwarf_tag.c: Adjust call to __libdw_getabbrev.
3091 * libdw.h: Declare dwarf_offabbrev and dwarf_getstring.
3092 * libdwP.h: Change prototype for __libdw_getabbrev.
3094 * dwarf_getabbrevattr.c: Add offsetp parameter. Fill in before
3095 returning if this is wanted.
3097 2004-01-09 Ulrich Drepper <drepper@redhat.com>
3099 * dwarf_nextcu.c: Add new parameter offset_sizep. Initialize it
3100 with offset_size value.
3101 * libdw.h: Adjust dwarf_nextcu prototype.
3102 * libdwP.h (struct Dwarf_CU): Add offset_size member.
3103 * libdw_findcu.c: Adjust dwarf_nextcu call. Initialize offset_size
3104 member of new CU struct.
3105 * dwarf_formstring.c: Depend on offset_size not address_size for
3106 DW_FORM_strp handling.
3107 * dwarf_form.c: Likewise for DW_FORM_strp and DW_FORM_ref_addr.
3109 * dwarf_tag.c (__libdw_findabbrev): Return correct value for
3111 (dwarf_tag): Correctly recognize failed lookup.
3113 * dwarf_end.c (cu_free): Call tdestroy for locs member. Use new
3115 * dwarf_error.c: Add message for DWARF_E_NO_BLOCK.
3116 * dwarf_formblock.c: New file.
3117 * dwarf_getloclist.c: Rewrite to handle a single block.
3118 * libdw.h: Define Dwarf_Block. Rename Dwarf_Loc members. Remove
3119 Dwarf_Locdesc definition. Declare dwarf_formblock. Remove
3120 dwarf_getloclistent declaration.
3121 * libdw.map: Add dwarf_formblock, remove dwarf_getloclistent.
3122 * libdwP.h: Define struct loc_s and DWARF_E_NO_BLOCK.
3123 Add locs member to struct Dwarf_CU.
3124 * libdw_fundcu.c: Initialize locs member of new CU.
3125 * Makefile.am (libdw_a_SOURCES): Add dwarf_formblock.c.
3126 Remove dwarf_getloclistent.c.
3128 2004-01-07 Ulrich Drepper <drepper@redhat.com>
3130 * libdw.h: Use __nonnull__ attribute only for gcc >= 3.3.
3131 * libdwP.h: Likewise.
3133 * dwarf_getloclist.c: New file.
3134 * dwarf_getloclistent.c: New file.
3135 * libdw.h: Define Dwarf_Loc and Dwarf_Locdesc.
3136 Declare dwarf_getloclistent and dwarf_getloclist.
3137 * libdw.map: Add dwarf_getloclistent and dwarf_getloclist.
3138 * libdwP.h: Define DWARF_E_NO_LOCLIST.
3139 * Makefile.am (libdw_a_SOURCES): Add dwarf_getloclistent.c and
3142 * dwarf_error.c: More error messages.
3144 2004-01-06 Ulrich Drepper <drepper@redhat.com>
3146 * dwarf_getsrclines.c: Remove debugging support.
3148 * dwarf_getsrcfiles.c: New file.
3149 * dwarf_filesrc.c: New file.
3150 * libdw.h: Declare these functions. Define Dwarf_File.
3151 * libdwP.c: Adjust Dwarf_File_s definition.
3152 * libdw.map: Add these functions.
3153 * Makefile.am (libdw_a_SOURCES): Add dwarf_getsrcfiles.c and
3155 * dwarf_getsrclines.c: Initialize cu->files.
3157 2004-01-05 Ulrich Drepper <drepper@redhat.com>
3159 * libdw.h: Add more nonnull function attributes.
3161 * dwarf_begin_elf.c (dwarf_begin_elf): Don't initialize mem_tail->next.
3162 * dwarf_end.c (cu_free): New function.
3163 (dwarf_end): Also free CU tree. Correct freeing of memory blocks.
3164 * dwarf_error.c (errmsgs): Add new messages.
3165 * dwarf_getsrc_die.c: New file.
3166 * dwarf_getsrclines.c: New file.
3167 * dwarf_lineno.c: New file.
3168 * dwarf_linesrc.c: New file.
3169 * dwarf_nextcu.c (dwarf_nextcu): Use read_*byte_unaligned_inc
3170 instead of the *_inc-less variants.
3171 * libdw.h: Define Dwarf_Line. Add some function attributes. Declare
3172 dwarf_getsrclines, dwarf_getsrc_die, dwarf_lineno, and dwarf_linesrc.
3173 * libdw.map: Add dwarf_getsrclines, dwarf_getsrc_die, dwarf_lineno,
3175 * libdwP.h: Add more error codes.
3176 (struct Dwarf): Remove mem_tail.next member.
3177 (Dwarf_File): Define type.
3178 (struct Dwarf_Line_s): Define type.
3179 (struct Dwarf_CU): Add lines and nlines members.
3180 (libdw_alloc): Define local variable _tail and use it.
3181 Add some function attributes.
3182 * libdw_alloc.c (__libdw_allocate): Don't initialize next member.
3183 * libdw_findcu.c (__libdw_findcu): Initialize lines and nlines members.
3184 * memory-access.h: Add unlikely for the endian conversion paths.
3185 * Makefile.am (AM_CFLAGS): Add -std parameter.
3186 (libdw_a_SOURCES): Add dwarf_getsrclines, dwarf_getsrc_die,
3187 dwarf_lineno, and dwarf_linesrc.
3189 2003-08-11 Ulrich Drepper <drepper@redhat.com>
3191 * Moved to CVS archive.