1 2018-04-06 Mark Wielaard <mark@klomp.org>
3 * dwarf_formaddr.c (__libdw_addrx): New function, extracted from...
4 (dwarf_formaddr): here. Use __libdw_addrx.
5 * dwarf_getlocation.c (getlocations_addr): Pass cu to
6 __libdw_read_begin_end_pair_inc.
7 * dwarf_ranges.c (__libdw_read_begin_end_pair_inc): Take cu as
8 argument. Handle .debug_rnglists.
9 (initial_offset): Handle .debug_rnglists and DW_FORM_rnglistx.
10 (dwarf_ranges): Likewise. Check cu isn't NULL before use. Pass cu to
11 __libdw_read_begin_end_pair_inc.
12 * libdwP.h (__libdw_read_begin_end_pair_inc): Take cu as argument.
13 (__libdw_cu_ranges_base): Handle DW_AT_rnglists_base.
14 (__libdw_addrx): New function definition.
16 2018-04-11 Mark Wielaard <mark@klomp.org>
18 * dwarf.h: Add DWARF5 range list entry DW_RLE encodings.
19 * begin_elf.c (dwarf_scnnames): Add IDX_debug_rnglists.
20 * dwarf_error.c (errmsgs): Add DWARF_E_NO_DEBUG_RNGLISTS.
21 * dwarf_formudata.c (dwarf_formudata): Handle DW_AT_rnglists_base
23 * dwarf_getscopes.c (pc_match): Also check for
24 DWARF_E_NO_DEBUG_RNGLISTS.
25 * libdwP.h: Add IDX_debug_rnglists.
27 2018-05-25 Mark Wielaard <mark@klomp.org>
29 * dwarf_getlocation_attr.c (__libdw_cu_addr_base): Cast offset to
30 uintptr_t before returning as pointer.
32 2018-05-22 Mark Wielaard <mark@klomp.org>
34 * dwarf_getlocation.c (__libdw_cu_base_address): Treat errors of
35 getting lowpc or entrypc the same as missing base address (zero).
36 * dwarf_highpc (dwarf_highpc): Handle any address form. Always set
37 error when attribute could not be found.
39 2018-05-21 Mark Wielaard <mark@klomp.org>
41 * dwarf_begin_elf.c (valid_p): Add a fake_addr_cu to the result.
42 * dwarf_end.c (cu_free): Disconnect the fake_addr_cu from the split
43 dwarf if shared with skeleton.
44 (dwarf_end): release fake_addr_cu.
45 * dwarf_formaddr.c (__libdw_cu_addr_base): Move to...
46 * libdwP.h (__libdw_cu_addr_base): ... here.
47 (struct Dwarf): Add fake_addr_cu field.
48 * dwarf_formudata.c (dwarf_formudata): Handle
49 DW_FORM_GNU_addr_index and DW_FORM_addrx[1234].
50 * dwarf_getlocation_attr.c (addr_valp): New static function.
51 (dwarf_getlocation_attr): Create attribute for values of
52 DW_OP_GNU_const_index, DW_OP_constx and DW_OP_GNU_addr_index and
54 * libdw_find_split_unit.c (__libdw_find_split_unit): Connect
55 IDX_debug_addr sectiondata and fake_addr_cu between split and
58 2018-05-20 Mark Wielaard <mark@klomp.org>
60 * dwarf_cu_info.c: New file.
61 * Makefile.am (libdw_a_SOURCES): Add dwarf_cu_info.c.
62 * libdw.h (dwarf_cu_info): New function declaration.
63 * libdw.map (ELFUTILS_0.171): Add dwarf_cu_info.
65 2018-05-24 Mark Wielaard <mark@klomp.org>
67 * dwarf_ranges.c (dwarf_ranges): Check for NULL cu.
68 * libdw_findcu.c (__libdw_intern_next_unit): Initialize ranges_base.
70 2018-05-18 Mark Wielaard <mark@klomp.org>
72 * dwarf_formudata.c (__libdw_formptr): Handle the special case
73 of IDX_debug_ranges for DW_UT_split_compile with version < 5.
74 * dwarf_highpc.c (dwarf_highpc): Use dwarf_lowpc, check for
76 * dwarf_lowpc.c (dwarf_lowpc): Check for split compile cudie.
77 * dwarf_ranges.c (dwarf_ranges): Switch cu and sectiondata for
79 * libdwP.h (struct Dwarf_CU): Add ranges_base field.
80 (__libdw_cu_ranges_base): New static inline function.
82 2018-05-18 Mark Wielaard <mark@klomp.org>
84 * libdw_findcu.c (__libdw_intern_next_unit): Init files to NULL.
85 * dwarf_getsrclines.c (dwarf_getsrclines): Handle split units by
86 taking the line table from the skeleton.
87 * dwarf_getsrcfiles.c (dwarf_getsrcfiles): Handle split units by
88 only taking the files from .debug_line offset zero (if it exists),
89 otherwise fall back to the skeleton.
91 2018-05-17 Mark Wielaard <mark@klomp.org>
93 * dwarf_begin_elf.c (__libdw_debugdir): New function.
94 (valid_p): Call __libdw_debugdir.
95 * dwarf_end.c (dwarf_end.c): Free debugdir.
96 * dwarf_getalt.c (__libdw_filepath): Extract __libdw_debugdir logic.
97 take debugdir as argument instead of fd.
98 (find_debug_altlink): Call __libdw_filepath with debugdir.
99 * libdwP.h (struct Dwarf): Add debugdir field.
100 (__libdw_debugdir): New function prototype.
101 (__libdw_filepath): Adjust prototype to take a const char * instead of
103 * libdw_find_split_unit.c (__libdw_find_split_unit): Call
104 __libdw_filepath with debugdir.
106 2018-05-17 Mark Wielaard <mark@klomp.org>
108 * dwarf_attr_integrate.c (dwarf_attr_integrate): Handle split_compile
109 unit DIE, search skeleton_compile unit DIE.
110 * dwarf_hasattr_integrate.c (dwarf_hasattr_integrate): Likewise.
111 * libdwP.h (is_cudie): Check cu is not NULL.
113 2018-05-19 Mark Wielaard <mark@klomp.org>
115 * libdwP.h (__libdw_find_split_unit): Mark as internal_function.
117 2018-05-15 Mark Wielaard <mark@klomp.org>
119 * Makefile.am (libdw_a_SOURCES): Add libdw_find_split_unit.c.
120 * dwarf_end.c (cu_free): Free split Dwarf.
121 * dwarf_get_units.c (dwarf_get_units): Handle DW_UT_skeleton by
122 calling __libdw_find_split_unit.
123 * libdwP.h (struct Dwarf_CU): Add split Dwarf_CU field.
124 (__libdw_find_split_unit): New function prototype.
125 (str_offsets_base_off): Use cu Dwarf if dbg is NULL.
126 (filepath): Rename to ...
127 (__libdw_filepath): This. Which is the actual function name in
129 (libdw_find_split_unit.c): New file.
130 * libdw_findcu.c (__libdw_intern_next_unit): Initialize split to -1.
132 2018-05-15 Mark Wielaard <mark@klomp.org>
134 * libdwP.h (__libdw_first_die_from_cu_start): Adjust commented out
136 * libdw_findcu.c (__libdw_intern_next_unit): For version 4 DWARF if
137 the cudie has a DW_AT_GNU_dwi_id set the unit_id8 and unit_type to
138 DW_UT_skeleton or DW_UT_split_compile based on whether the cudie has
139 child DIEs and a DW_AT_GNU_dwo_name attribute.
141 2018-05-14 Mark Wielaard <mark@klomp.org>
143 * dwarf.h: Add GNU Debug Fission extensions. DW_AT_GNU_dwo_name,
144 DW_AT_GNU_dwo_id, DW_AT_GNU_ranges_base, DW_AT_GNU_addr_base,
145 DW_AT_GNU_pubnames, DW_AT_GNU_pubtypes. DW_FORM_GNU_addr_index,
146 DW_FORM_GNU_str_index. DW_OP_GNU_addr_index, DW_OP_GNU_const_index.
147 * dwarf_formaddr.c (dwarf_formaddr): Handle DW_FORM_GNU_addr_index
149 (__libdw_cu_addr_base): Check for both DW_AT_GNU_addr_base and
151 * dwarf_formstring.c (dwarf_formstring): Handle DW_FORM_GNU_str_index
153 * dwarf_formudata.c (dwarf_formudata): Recognize DW_AT_GNU_addr_base
154 as addrptr. Recognize DW_AT_GNU_ranges_base as rangelistptr.
155 * dwarf_getlocation.c (__libdw_intern_expression): Handle
156 DW_OP_GNU_addr_index as DW_OP_addrx and DW_OP_GNU_const_index as
158 * libdw_form.c (__libdw_form_val_compute_len): Handle
159 DW_FORM_GNU_addr_index and DW_FORM_GNU_str_index taking an uleb128.
161 2018-05-12 Mark Wielaard <mark@klomp.org>
163 * dwarf_begin_elf.c (check_section): Also recognize .dwo section
166 2018-05-11 Mark Wielaard <mark@klomp.org>
168 * dwarf_formudata.c (dwarf_formudata): Handle DW_AT_macros as macptr.
169 * dwarf_getmacros.c (get_table_for_offset): Add DW_MACRO_define_sup,
170 DW_MACRO_undef_sup, DW_MACRO_import_sup, DW_MACRO_define_strx and
171 DW_MACRO_undef_strx. Add str_offsets_base_off to fake CU. Deal with
172 DW_AT_macros. Use libdw_valid_user_form.
174 2018-05-09 Mark Wielaard <mark@klomp.org>
176 * dwarf_formstring.c (__libdw_cu_str_off_base): Moved to...
177 * libdwP.h (__libdw_cu_str_off_base): ...here. Make static inline.
178 (str_offsets_base_off): New internal function that also parses
179 .debug_str_offsets header if necessary.
181 2018-05-11 Mark Wielaard <mark@klomp.org>
183 * dwarf_siblingof.c (dwarf_siblingof): Don't reference cu till it is
184 known the Dwarf_Die is came from is valid.
185 * libdwP.h (__libdw_dieabbrev): Check cu is not NULL.
187 2018-05-08 Mark Wielaard <mark@klomp.org>
189 * dwarf_formref.c (__libdw_formref): Explicitly don't handle
190 DW_FORM_ref_sup4 and DW_FORM_ref_sup8.
191 * dwarf_formref_die.c (dwarf_formref_die): Handle DW_FORM_ref_sup4
192 and DW_FORM_ref_sup8.
193 * dwarf_formstring.c (dwarf_formstring): Handle DW_FORM_strp_sup
194 as DW_FORM_GNU_strp_alt.
196 2018-05-05 Mark Wielaard <mark@klomp.org>
198 * dwarf.h: Add DWARF line content descriptions.
199 * libdwP.h (libdw_valid_user_form): New static function.
200 * dwarf_getsrclines.c (read_srclines): Check and parse version 5
201 DWARF header, dir and file tables separately from older versions
204 2018-04-24 Mark Wielaard <mark@klomp.org>
206 * dwarf_begin_elf.c (dwarf_scnnames): Add ".debug_line_str".
207 * dwarf_error.c (errmsgs): Add DWARF_E_NO_DEBUG_STR and
208 DWARF_E_NO_DEBUG_LINE_STR.
209 * dwarf_formstring.c (dwarf_formstring): Handle DW_FORM_line_strp.
210 Get data from either .debug_str or .debug_line_str.
211 * libdwP.h: Add IDX_debug_line_str, DWARF_E_NO_DEBUG_STR and
212 DWARF_E_NO_DEBUG_LINE_STR.
214 2018-04-03 Mark Wielaard <mark@klomp.org>
216 * dwarf_formudata.c (__libdw_formptr): Take and return const
217 unsigned char pointers.
218 * dwarf_getlocation.c (attr_base_address): Rename to...
219 (__libdw_cu_base_address): this. Take Dwarf_CU, check and set
221 (initial_offset_base): Renamed to...
222 (initial_offset): this. Only provide offset.
223 (getlocations_addr): Move data size check and
224 address base addition into __libdw_read_begin_end_pair_inc. Use
225 __libdw_cu_base_address and initial_offset. Drop Elf_Data NULL
226 check (already done by initial_offset, through __libdw_formptr).
227 (dwarf_getlocations): Use __libdw_cu_base_address and initial_offset.
228 Drop Elf_Data NULL check.
229 * dwarf_ranges.c (__libdw_read_begin_end_pair_inc): Change argument
230 type of readp to Add readend argument. Check data size. Include base
231 in begin and end result.
232 (initial_offset): New static function.
233 (dwarf_ranges): Don't check Elf_Data being NULL (already done by
234 initial_offset, through __libdw_formptr). Use __libdw_cu_base_address
235 and initial_offset. Remove base check and addition (already done by
236 __libdw_read_begin_end_pair_inc.
237 * libdwP.h (Dwarf_CU): Add base_address field.
238 (__libdw_read_begin_end_pair_inc): Change argument type of readp to
239 const. Add readend argument.
240 (__libdw_formptr): Take and return const unsigned char pointers.
241 * libdw_findcu.c (__libdw_intern_next_unit): Initialize Dwarf_CU
244 2018-04-04 Mark Wielaard <mark@klomp.org>
246 * libdw_findcu.c (__libdw_intern_next_unit): Initialize Dwarf_CU
247 addr_base and str_off_base.
249 2018-03-23 Mark Wielaard <mark@klomp.org>
251 * dwarf_begin_elf.c (dwarf_scnnames): Add IDX_debug_str_offsets,
253 * dwarf_error.c (errmsgs): Add DWARF_E_NO_STR_OFFSETS.
254 * dwarf_formstring.c (dwarf_formstring): Handle DW_FORM_strx[1234].
255 (__libdw_cu_str_off_base): New function.
256 * dwarf_formudata.c (dwarf_formudata): Handle IDX_debug_str_offsets
258 * libdwP.h: Add IDX_debug_str_offsets and DWARF_E_NO_STR_OFFSETS.
259 (struct Dwarf_CU): Add str_off_base field.
260 (__libdw_cu_str_off_base): New function declaration.
262 2018-03-22 Mark Wielaard <mark@klomp.org>
264 * dwarf_begin_elf.c (dwarf_scnnames): Add IDX_debug_addr.
265 * dwarf_error.c (errmsgs): Add DWARF_E_NO_DEBUG_ADDR.
266 * dwarf_formaddr.c (dwarf_formaddr): Handle DW_FORM_addrx[1234].
267 (__libdw_cu_addr_base): New function.
268 * dwarf_formudata.c (dwarf_formudata): Handle DW_AT_addr_base as
270 * libdwP.h: Add IDX_debug_addr and DWARF_E_NO_DEBUG_ADDR.
271 (struct Dwarf_CU): Add addr_base field.
272 (__libdw_cu_addr_base): New function definition.
273 * memory-access.h (file_byte_order): New static function.
274 (read_3ubyte_unaligned): New inline function.
276 2018-03-29 Mark Wielaard <mark@klomp.org>
278 * libdw.h (dwarf_decl_file): Extend documentation.
279 (dwarf_linesrc): Likewise.
280 (dwarf_filesrc): Likewise.
282 2018-03-06 Mark Wielaard <mark@klomp.org>
284 * dwarf.h: Add DW_OP_implicit_pointer, DW_OP_addrx, DW_OP_constx,
285 DW_OP_entry_value, DW_OP_const_type, DW_OP_regval_type,
286 DW_OP_deref_type, DW_OP_xderef_type, DW_OP_convert and
288 * dwarf_getlocation.c (__libdw_intern_expression): Handle
289 DW_OP_convert, DW_OP_reinterpret, DW_OP_addrx, DW_OP_constx,
290 DW_OP_regval_type, DW_OP_entry_value, DW_OP_implicit_pointer,
291 DW_OP_deref_type, DW_OP_xderef_type and DW_OP_const_type.
292 * dwarf_getlocation_attr.c (dwarf_getlocation_attr): Handle
293 DW_OP_entry_value, DW_OP_const_type and DW_OP_implicit_pointer.
294 * dwarf_getlocation_die.c (dwarf_getlocation_die): Handle
295 DW_OP_implicit_pointer, DW_OP_convert, DW_OP_reinterpret,
296 DW_OP_const_type, DW_OP_regval_type, DW_OP_deref_type and
298 * dwarf_getlocation_implicit_pointer.c
299 (dwarf_getlocation_implicit_pointer): Handle DW_OP_implicit_pointer.
301 2018-03-01 Mark Wielaard <mark@klomp.org>
303 * dwarf.h: Add DW_AT_GNU_locviews and DW_AT_GNU_entry_view.
304 * dwarf_formudata.c (dwarf_formudata): Handle DW_AT_GNU_locviews
307 2018-02-09 Mark Wielaard <mark@klomp.org>
309 * dwarf_formblock.c (dwarf_formblock): Handle DW_FORM_data16 as a
312 2018-02-09 Mark Wielaard <mark@klomp.org>
314 * dwarf_child.c (__libdw_find_attr): Handle DW_FORM_implicit_const.
315 * dwarf_formsdata.c (dwarf_formsdata): Likewise.
316 * dwarf_formudata.c (dwarf_formudata): Likewise.
317 * dwarf_getabbrev.c (__libdw_getabbrev): Likewise.
318 * dwarf_getattrs.c (dwarf_getattrs): Likewise.
319 * dwarf_hasattr.c (dwarf_hasattr): Likewise.
320 * dwarf_getabbrevattr.c (dwarf_getabbrevattr_data): New function
321 that will also return any data associated with the abbrev. Which
322 currently is only for DW_FORM_implicit_const. Based on...
323 (dwarf_getabbrevattr): ... this function. Which now just calls
324 dwarf_getabbrevattr_data.
325 * libdw.h (dwarf_getabbrevattr_data): Declare new function.
326 * libdw.map (ELFUTILS_0.170): Add dwarf_getabbrevattr_data.
327 * libdwP.h (dwarf_getabbrevattr_data): INTDECL.
328 * memory-access.h (__libdw_get_sleb128_unchecked): New inlined
329 function based on __libdw_get_uleb128_unchecked.
331 2018-02-08 Mark Wielaard <mark@klomp.org>
333 * dwarf.h: Add DWARF5 DW_FORMs.
334 * libdwP.h (__libdw_form_val_compute_len): Handle fix length
335 DW_FORM_implicit_const, DW_FORM_addrx[1234], DW_FORM_strx[1234],
336 DW_FORM_ref_sup[48] and DW_FORM_data16.
337 * libdw_form.c (__libdw_form_val_compute_len): DW_FORM_strp_sup
338 and DW_FORM_line_strp are offset_size. DW_FORM_addrx, DW_FORM_strx,
339 DW_FORM_loclistx and DW_FORM_rnglistx are uleb128.
341 2018-01-30 Mark Wielaard <mark@klomp.org>
343 * Makefile.am (libdw_a_SOURCES): Add dwarf_get_units.c.
344 * dwarf_get_units.c: New file.
345 * libdw.h (dwarf_get_units): New function declaration.
346 * libdw.map (ELFUTILS_0.170): Add dwarf_get_units.
348 2018-01-29 Mark Wielaard <mark@klomp.org>
350 * dwarf.h (DW_UT_*): Add DWARF Unit Header Types.
351 * dwarf_cu_die.c (dwarf_cu_die): Rename arguments. type_signaturep
352 is now called unit_idp. type_offsetp is now called subdie_offsetp.
353 * dwarf_formref_die.c (dwarf_formref_die): Scan both .debug_info
354 and .debug_types sections for type units when type signature ref
356 * dwarf_getaranges.c (dwarf_getaranges): Use __libdw_findcu and
357 __libdw_first_die_off_from_cu instead of trying by hand.
358 * dwarf_getlocation_die.c (dwarf_getlocation_die): Use ISV4TU
359 instead of checking type_offset by hand.
360 * dwarf_getlocation_implicit_pointer.c
361 (dwarf_getlocation_implicit_pointer): Likewise.
362 * dwarf_nextcu.c (dwarf_next_unit): Call __libdw_next_unit.
363 (__libdw_next_unit): New function based on dwarf_next_unit with
364 DWARF5 header support.
365 * libdwP.h (struct Dwarf_CU): Renamed type_offset to subdie_offset
366 and type_sig8 to unit_id8.
367 (ISV4TU): New macro to determine whether a CU is a version 4 type
368 unit (which comes from the .debug_types section).
369 (DIE_OFFSET_FROM_CU_OFFSET): Replaced macro by real function...
370 (__libdw_first_die_from_cu_start): ... that also handles DWARF5
372 (__libdw_first_die_off_from_cu): New function that calls the above
374 (CUDIE): Use __libdw_first_die_off_from_cu.
375 (SUBDIE): New macro that provides the DIE for a CU using the
377 (__libdw_next_unit): New internal function declaration.
378 * libdw_findcu.c (__libdw_intern_next_unit): Use __libdw_next_unit.
379 Accept DWARF version 5 headers. Setup unit_type.
380 (__libdw_findcu): Rename debug_types argument to v4_debug_types
381 argument (to indicate that we are looking in the .debug_types
382 section). Support finding the exact offset (unit header start).
384 2018-01-25 Mark Wielaard <mark@klomp.org>
386 * Makefile.am (libdw_a_SOURCES): Add dwarf_die_addr_die.c.
387 * dwarf_die_addr_die.c: New file.
388 * libdw.h (dwarf_die_addr_die): New function declaration.
389 * libdw.map (ELFUTILS_0.171): New section with dwarf_die_addr_die.
390 * libdwP.h (__libdw_findcu_addr): New internal function declaration.
391 * libdw_findcu.c (__libdw_findcu_addr): New internal function.
393 2018-02-09 Joshua Watt <JPEWhacker@gmail.com>
395 * cfi.c (execute_cfi): Use FALLTHROUGH macro instead of comment.
396 * dwarf_frame_register.c (dwarf_frame_register): Likewise.
398 2018-01-22 Mark Wielaard <mark@klomp.org>
400 * Makefile.am (AM_CPPFLAGS): Add -I libdwelf.
401 * dwarf_begin_elf.c (dwarf_begin_elf): Initialize Dwarf alt_fd to -1.
402 * dwarf_end.c (dwarf_end): Call dwarf_end and close on the alt_dwarf
403 and alt_fd if we allocated them.
404 * dwarf_fromref_die.c (dwarf_formref_die): Call dwarf_getalt.
405 * dwarf_formstring.c (dwarf_formstring): Likewise.
406 * dwarf_getalt.c (__libdw_filepath): New internal function.
407 (find_debug_altlink): New static function.
408 (dwarf_getalt): Check Dwarf alt_dwarf and call find_debug_altlink.
410 * dwarf_setalt.c (dwarf_setalt): Clean up Dwarf alt_dwarf and alt_fd
412 * libdw.h (dwarf_getalt): Extend documentation.
413 (dwarf_setalt): Likewise.
414 * libdwP.h (struct Dwarf): Add alt_fd field.
415 (filepath): Declare new internal function.
417 2018-01-14 Petr Machata <pmachata@gmail.com>
419 * dwarf_formsdata.c (dwarf_formsdata):
420 <DW_FORM_data1>: Cast to signed char.
421 <DW_FORM_data2,4,8>: Use read_*sbyte_unaligned instead of
422 read_*ubyte_unaligned.
424 2017-12-26 Mark Wielaard <mark@klomp.org>
426 * libdwP.h (struct Dwarf_Abbrev): Pack struct. Remove attrcnt,
427 use bitfields for has_children and code.
428 * dwarf_getabbrev.c (__libdw_getabbrev): Don't count attrs.
429 * dwarf_getattrcnt.c (dwarf_getattrcnt): Count attrs.
431 2017-12-26 Mark Wielaard <mark@klomp.org>
433 * memory-access.h (__libdw_get_uleb128_unchecked): New function.
434 (get_uleb128_unchecked): New define.
435 * dwarf_child.c (__libdw_find_attr): Use get_uleb128_unchecked to
436 read attr name and form.
437 * dwarf_getabbrevattr.c (dwarf_getabbrevattr): Likewise.
438 * dwarf_getattrs.c (dwarf_getattrs): Likewise.
439 * dwarf_hasattr.c (dwarf_hasattr): Likewise.
441 2017-12-28 Mark Wielaard <mark@klomp.org>
443 * dwarf_offdie.c (__libdw_offdie): Check sectiondata exists.
445 2017-05-09 Ulf Hermann <ulf.hermann@qt.io>
446 Mark Wielaard <mark@klomp.org>
448 * libdwP.h (__libdw_in_section): Fix check for the upper border of
450 (__libdw_offset_in_section): Likewise.
452 2017-12-20 Mark Wielaard <mark@klomp.org>
454 * libdwP.h (struct Dwarf_CU): Add sec_idx field.
455 (cu_sec_idx): Return cu->sec_idx.
456 * libdw_findcu.c (__libdw_intern_next_unit): Set cu sec_idx to
457 IDX_debug_info or IDX_debug_types.
458 * dwarf_begin_elf.c (valid_p): Set fake_loc_cu->sec_idx to
460 * dwarf_getmacros.c (read_macros): Set fake_cu->sec_idx to
461 IDX_debug_macro or IDX_debug_macinfo.
463 2017-12-12 Mark Wielaard <mark@klomp.org>
465 * dwarf_aggregate_size.c (dwarf_aggregate_size): Don't peel the
466 given DIE. Reserve memory for a new DIE first.
468 2017-12-11 Dima Kogan <dima@secretsauce.net>
470 * dwarf_aggregate_size.c (array_size): Handle multi-dimensional
473 2017-11-03 Mark Wielaard <mark@klomp.org>
475 * dwarf_getlocation.c (__libdw_intern_expression): Handle
476 DW_OP_GNU_variable_value.
477 * dwarf_getlocation_attr.c (dwarf_getlocation_attr): Likewise.
478 * dwarf_getlocation_die.c (dwarf_getlocation_die): Likewise.
480 2017-11-03 Mark Wielaard <mark@klomp.org>
482 * dwarf_getlocation.c (attr_ok): Always accept DW_FORM_exprloc.
483 Update list of acceptable attribute codes based on DWARF5.
485 2017-11-03 Mark Wielaard <mark@klomp.org>
487 * dwarf.h: Add DW_OP_GNU_variable_value.
489 2017-10-03 Mark Wielaard <mark@klomp.org>
491 * libdw.h: Define LIBDW_CIE_ID and use it in dwarf_cfi_cie_p.
493 2017-08-18 Ulf Hermann <ulf.hermann@qt.io>
495 * memory-access.h: Use attribute_packed.
497 2017-02-27 Ulf Hermann <ulf.hermann@qt.io>
499 * libdwP.h: Use attribute_hidden.
500 * libdw_alloc.c: Likewise.
502 2017-02-27 Ulf Hermann <ulf.hermann@qt.io>
504 * Makefile.am: Use fpic_CFLAGS and dso_LDFLAGS.
506 2017-07-26 Mark Wielaard <mark@klomp.org>
508 * dwarf.h: Add DW_MACRO_* and compat defines for DW_MACRO_GNU_*.
509 * dwarf_getmacros.c (get_table_for_offset): Accept either version
510 4 or 5. Use DW_MACRO names instead of DW_MACRO_GNU names.
511 (read_macros): Use table version for fake_cu.
513 2017-07-26 Mark Wielaard <mark@klomp.org>
515 * dwarf_peel_type.c (dwarf_peel_type): Handle DW_TAG_immutable_type,
516 DW_TAG_packed_type and DW_TAG_shared_type.
517 * libdw.h (dwarf_peel_type): Extend documentation.
519 2017-07-26 Mark Wielaard <mark@klomp.org>
521 * dwarf.h: Add DW_DEFAULTED_no, DW_DEFAULTED_in_class and
522 DW_DEFAULTED_out_of_class.
524 2017-07-26 Mark Wielaard <mark@klomp.org>
526 * dwarf.h: Add DW_CC_pass_by_reference and DW_CC_pass_by_reference.
528 2017-07-26 Mark Wielaard <mark@klomp.org>
530 * dwarf_default_lower_bound.c: New file.
531 * Makefile.am (libdw_a_SOURCES): Add dwarf_default_lower_bound.c.
532 * dwarf_aggregate_size.c (array_size): Use dwarf_default_lower_bound.
533 * dwarf_error.c (errmsgs): Add DWARF_E_UNKNOWN_LANGUAGE.
534 * libdw.h: Add dwarf_default_lower_bound.
535 * libdw.map (ELFUTILS_0.170): Add dwarf_default_lower_bound.
536 * libdwP.h: Add DWARF_E_UNKNOWN_LANGUAGE and
537 dwarf_default_lower_bound INTDECL.
539 2017-07-26 Mark Wielaard <mark@klomp.org>
541 * dwarf.h: Add DW_LANG_OpenCL, DW_LANG_Modula3,
542 DW_LANG_C_plus_plus_03, DW_LANG_OCaml, DW_LANG_Rust, DW_LANG_Swift,
543 DW_LANG_Julia, DW_LANG_Dylan, DW_LANG_RenderScript, DW_LANG_BLISS.
544 * dwarf_aggregate_size.c (array_size): Add lower bound for
545 DW_LANG_C_plus_plus_03, DW_LANG_Python, DW_LANG_OpenCL,
546 DW_LANG_Haskell, DW_LANG_OCaml, DW_LANG_Rust, DW_LANG_Swift,
547 DW_LANG_Dylan, DW_LANG_RenderScript, DW_LANG_Modula3,
548 DW_LANG_Julia and DW_LANG_BLISS.
550 2017-07-26 Mark Wielaard <mark@klomp.org>
552 * dwarf.h: Add DW_ATE_UCS and DW_ATE_ASCII.
554 2017-07-25 Mark Wielaard <mark@klomp.org>
556 * dwarf.h: Add DW_TAG_coarray_type, DW_TAG_generic_subrange,
557 DW_TAG_dynamic_type, DW_TAG_call_site, DW_TAG_call_site_parameter,
558 DW_TAG_skeleton_unit, DW_TAG_immutable_type. Add reserved comments
559 for currently unused numbers.
561 2017-07-25 Mark Wielaard <mark@klomp.org>
563 * dwarf.h (DWARF attributes enum): Remove DW_AT_subscr_data,
564 DW_AT_element_list and DW_AT_member. Add DWARF5 attribute constants.
565 (DW_AT_subscr_data, DW_AT_element_list, DW_AT_member): New defines.
567 2017-07-21 Mark Wielaard <mark@klomp.org>
569 * dwarf_line_file.c: New file.
570 * Makefile.am (libdw_a_SOURCES): Add dwarf_line_file.c.
571 * libdw.h (dwarf_line_file): New function declaration.
572 * libdw.map (ELFUTILS_0.170): New. Add dwarf_line_file.
574 2017-02-17 Ulf Hermann <ulf.hermann@qt.io>
576 * Makefile.am: Add libdw_so_LIBS to specify the archives libdw is is
577 made of, libdw_so_DEPS for libraries it depends on (including
578 libeu.a), libdw_so_LDLIBS to specify libraries libdw links against.
579 (libdw.so$(EXEEXT)): Add $(libdw_so_LDLIBS), remove enumeration of
580 library dependencies, use libdw_so_LIBS rather than relying on the
581 order of dependencies specified, add -z,relro.
583 2017-04-20 Ulf Hermann <ulf.hermann@qt.io>
585 * libdw.h: Remove attribute macro declarations and use
586 __noreturn_attribute__ as defined in libelf.h.
588 2017-04-20 Ulf Hermann <ulf.hermann@qt.io>
590 * dwarf_begin_elf.c: Include endian.h.
592 2017-03-30 Mark Wielaard <mjw@redhat.com>
594 * dwarf_peel_type.c (dwarf_peel_type): Call dwarf_attr_integrate on
597 2016-10-22 Mark Wielaard <mjw@redhat.com>
599 * dwarf.h: Correct spelling of DW_LANG_PLI. Add compatibility define.
600 * dwarf_aggregate_size.c (array_size): Use correct spelling of
603 2016-11-02 Mark Wielaard <mjw@redhat.com>
605 * cfi.c (execute_cfi): Add fallthrough comments.
606 * encoded-value.h (encoded_value_size): Add explicit return instead
607 of relying on fallthrough.
608 * dwfl_report_elf.c (__libdwfl_elf_address_range): Add fallthrough
611 2016-10-11 Akihiko Odaki <akihiko.odaki.4i@stu.hosei.ac.jp>
613 * dwarf_getpubnames.c: Remove sys/param.h include, add system.h.
614 * libdw_alloc.c: Likewise.
616 2016-07-08 Mark Wielaard <mjw@redhat.com>
618 * libdw.map (ELFUTILS_0.167): New. Add dwelf_strtab_init,
619 dwelf_strtab_add, dwelf_strtab_add_len, dwelf_strtab_finalize,
620 dwelf_strent_off, dwelf_strent_str and dwelf_strtab_free.
622 2016-02-13 Mark Wielaard <mjw@redhat.com>
624 * dwarf_getsrclines.c (read_srclines): Calculate ndirs first, then
627 2015-12-18 Mark Wielaard <mjw@redhat.com>
629 * libdwP.h (struct Dwarf): Remove sectiondata_gzip_mask.
630 (__libdw_free_zdata): Remove.
631 * dwarf_begin_elf.c (inflate_section): Remove.
632 (check_section): Remove __libdw_free_zdata calls. Use elf_compress
633 and elf_compress_gnu to decompress if necessary.
634 (valid_p): Remove __libdw_free_zdata calls.
635 (scngrp_read): Use elf_compress if section is compressed. Remove
636 __libdw_free_zdata calls.
637 * dwarf_end.c (__libdw_free_zdata): Remove.
638 (dwarf_end): Don't call __libdw_free_zdata.
640 2015-10-28 Mark Wielaard <mjw@redhat.com>
642 * libdw.map (ELFUTILS_0.165): New. Add dwelf_scn_gnu_compressed_size.
644 2015-12-02 Mark Wielaard <mjw@redhat.com>
646 * fde.c (intern_fde): Don't leak duplicate FDEs.
648 2015-12-01 Mark Wielaard <mjw@redhat.com>
650 * fde.c (intern_fde): Don't intern an fde that doesn't cover a
653 2015-12-01 Mark Wielaard <mjw@redhat.com>
655 * dwarf_end.c (dwarf_end): Call cu_free on fake_loc_cu if it exists.
657 2015-10-14 Chih-Hung Hsieh <chh@google.com>
659 * dwarf_entry_breakpoints.c (dwarf_entry_breakpoints): Move recursive
660 functions 'add_bkpt', 'entrypc_bkpt', and 'search_range' to file scope.
662 2015-10-14 Chih-Hung Hsieh <chh@google.com>
664 * libdw_visit_scopes.c (__libdw_visit_scopes): Move recursive nested
665 function 'walk_children' to file scope; inline 'recurse' at its call
668 2015-10-19 Mark Wielaard <mjw@redhat.com>
670 * frame-cache.c (__libdw_destroy_frame_cache): Call ebl_closebackend
673 2015-10-16 Dmitry V. Levin <ldv@altlinux.org>
675 * dwarf_getsrclines.c (read_srclines): Initialize state early.
677 2015-10-13 Chih-Hung Hsieh <chh@google.com>
679 * dwarf_getsrclines.c (read_srclines): Move nested functions
680 'advance_pc' and 'add_new_line' to file scope and keep many
681 local state variables within one structure.
683 2015-10-13 Chih-Hung Hsieh <chh@google.com>
685 * dwarf_getscopevar.c (dwarf_getscopevar): Move nested
686 function 'file_matches' to file scope.
688 2015-10-16 Mark Wielaard <mjw@redhat.com>
690 * Makefile.am (libdw.so): Add -lz.
692 2015-10-14 Chih-Hung Hsieh <chh@google.com>
694 * cfi.c (execute_cfi): Move nested functions 'enough_registers'
695 and 'require_cfa_offset' to file scope.
697 2015-10-09 Josh Stone <jistone@redhat.com>
699 * dwarf_begin.c (dwarf_begin): Replace stat64 and fstat64 with stat
702 2015-10-05 Josh Stone <jistone@redhat.com>
704 * Makefile.am (libdw.so): Add AM_V_CCLD and AM_V_at silencers.
706 2015-09-24 Jose E. Marchesi <jose.marchesi@oracle.com>
708 * Makefile.am (AM_CFLAGS): Use -fPIC instead of -fpic to avoid
709 relocation overflows in some platforms.
711 2015-09-23 Mark Wielaard <mjw@redhat.com>
713 * dwarf_error.c (__libdw_seterrno): Mark as internal_function.
714 * dwarf_formref.c (__libdw_formref): Likewise.
715 * libdw_findcu.c (__libdw_findcu): Likewise.
716 * libdw_visit_scopes.c (__libdw_visit_scopes): Likewise.
718 2015-09-22 Mark Wielaard <mjw@redhat.com>
720 * *.c: Remove old-style function definitions.
722 2015-09-15 Mark Wielaard <mjw@redhat.com>
724 * dwarf_peel_type.c (dwarf_peel_type): Don't reassign result pointer.
726 2015-09-09 Chih-Hung Hsieh <chh@google.com>
728 * dwarf_macro_getsrcfiles.c (dwarf_macro_getsrcfiles): Remove
729 redundant NULL tests on parameters declared with __nonnull_attribute__.
730 * dwarf_siblingof.c (dwarf_siblingof): Likewise.
731 * libdw_visit_scopes.c (__libdw_visit_scopes): Likewise.
733 2015-09-04 Chih-Hung Hsieh <chh@google.com>
734 Mark Wielaard <mjw@redhat.com>
736 * dwarf_getlocation.c (getlocations_addr): Replace K&R function
737 definition with ansi-C definition and add const qualifier to
740 2015-09-04 Chih-Hung Hsieh <chh@google.com>
742 * libdw_findcu.c (__libdw_intern_next_unit): Replace K&R function
743 definition with ansi-C definitions.
744 (__libdw_findcu): Likewise.
746 2015-08-25 Mark Wielaard <mjw@redhat.com>
748 * dwarf.h: Add DW_LANG_Haskell.
750 2015-06-18 Mark Wielaard <mjw@redhat.com>
752 * dwarf_begin_elf.c (dwarf_begin_elf): Assert page size is big enough
755 2015-06-18 Mark Wielaard <mjw@redhat.com>
757 * dwarf_getpubnames.c (get_offsets): Always free mem on error.
759 2015-06-18 Mark Wielaard <mjw@redhat.com>
761 * dwarf_getmacros.c (get_macinfo_table): Return NULL when
762 dwarf_formudata reports an error.
763 (get_table_for_offset): Likewise.
765 2015-06-08 Mark Wielaard <mjw@redhat.com>
767 * dwarf_getsrclines.c (read_srclines): Initialize dirarray early.
769 2015-06-06 Mark Wielaard <mjw@redhat.com>
771 * dwarf_getsrclines.c (read_srclines): Initialize filelist early.
773 2015-05-27 Mark Wielaard <mjw@redhat.com>
775 * encoded-value.h (read_encoded_value): Check data d_size contains
776 at least enough data to hold a pointer for DW_EH_PE_indirect.
778 2015-05-22 Mark Wielaard <mjw@redhat.com>
780 * dwarf_getsrclines.c (read_srclines): Limit stack usage of lines
781 with MAX_STACK_LINES, files with MAX_STACK_LINES and dirs with
782 MAX_STACK_DIRS. Calculate number of dirs needed first, then
783 create dirarray directly, without needing the next field. Free
784 not stack allocated lines and files at the end.
786 2015-05-19 Mark Wielaard <mjw@redhat.com>
788 * dwarf_getlocation.c (__libdw_intern_expression): Create a stack
789 allocated array to hold locs. Allocate locs bigger than the array
790 with malloc and free them when done.
792 2015-05-11 Jonathan Lebon <jlebon@redhat.com>
794 * libdwP.h (DWARF_E_COMPRESSED_ERROR): New enumerator.
795 * dwarf_error.c (errmsgs): Add DWARF_E_COMPRESSED_ERROR message.
796 * dwarf_begin_elf.c (inflate_section): New static function, lifted
798 (check_section): ... here. Call inflate_section, set libdw errno to
799 DWARF_E_COMPRESSED_ERROR if .debug_info section couldn't be inflated.
801 2015-05-11 Jonathan Lebon <jlebon@redhat.com>
803 * dwarf_begin_elf.c (check_section): Add compressed flag. Always
804 check for .zdebug sections. Only wrap decompression in #if USE_ZLIB.
806 2015-05-06 Mark Wielaard <mjw@redhat.com>
808 * dwarf_getsrclines.c (read_srclines): Use an int64_t to store and
809 check the line number.
811 2015-05-05 Mark Wielaard <mjw@redhat.com>
813 * dwarf_getaranges.c (dwarf_getaranges): Check there is enough data
814 left before reading values.
816 2015-05-04 Anthony G. Basile <blueness@gentoo.org>
818 * Makefile.am (libdw_so_SOURCES): Append $(argp_LDADD) to link
821 2015-04-22 Mark Wielaard <mjw@redhat.com>
823 * memory-access.h (__libdw_max_len_leb128): Take type_len as argument.
824 (__libdw_max_len_uleb128): New function.
825 (__libdw_max_len_sleb128): Likewise.
826 (__libdw_get_uleb128): Use __libdw_max_len_uleb128.
827 (__libdw_get_sleb128): Use __libdw_max_len_sleb128.
829 2015-04-21 Mark Wielaard <mjw@redhat.com>
831 * dwarf_getmacros.c (read_macros): Allocate attributes dynamically
832 when there are more than 8.
834 2015-04-01 Petr Machata <pmachata@redhat.com>
836 * libdwP.h (DWARF_E_NOT_CUDIE): New enumerator.
837 (is_cudie): New function.
838 * dwarf_error.c (errmsgs): Add message for DWARF_E_NOT_CUDIE.
839 * dwarf_getsrcfiles.c (dwarf_getsrcfiles): Call is_cudie instead
840 of white-listing valid tags.
841 * dwarf_getsrclines.c (dwarf_getsrclines): Likewise.
843 2015-03-18 Petr Machata <pmachata@redhat.com>
845 * Makefile.am (pkginclude_HEADERS): Add known-dwarf.h.
846 (EXTRA_DIST): Remove known-dwarf.h.
848 2015-02-09 Mark Wielaard <mjw@redhat.com>
850 * dwarf.h: Add DW_LANG_Fortran03 and DW_LANG_Fortran08.
851 * dwarf_aggregate_size.c (array_size): Recognize array lower bound
852 for new Fortran language codes is 1.
854 2015-02-09 Mark Wielaard <mjw@redhat.com>
856 * dwarf.h: Add DW_TAG_atomic_type.
857 * libdw.h (dwarf_peel_type): Document DW_TAG_atomic_type.
858 * dwarf_peel_type.c (dwarf_peel_type): Handle DW_TAG_atomic_type.
860 2015-02-11 Josh Stone <jistone@redhat.com>
862 * encoded-value.h (read_encoded_value): Initialize value.
864 2015-02-11 Petr Machata <pmachata@redhat.com>
866 * dwarf_ranges.c (dwarf_ranges): Do not bail out when neither
867 DW_AT_entry_pc nor DW_AT_low_pc are available. Instead remember
868 the fact in *BASEP and bail out later if it hasn't been updated by
869 __libdw_read_begin_end_pair_inc.
871 2014-12-24 Mark Wielaard <mjw@redhat.com>
873 * dwarf_getsrc_die.c (dwarf_getsrc_die): Return the last line record
874 smaller than or equal to addr, rather than returning immediately on
877 2015-01-07 Mark Wielaard <mjw@redhat.com>
879 * cfi.h (struct Dwarf_CFI_s): Add search_table_len.
880 * dwarf_getcfi_elf.c (getcfi_gnu_eh_frame): Check there is enough
881 room in the search table for all entries. Store search_table_len.
882 (getcfi_scn_eh_frame): Likewise.
883 * encoded-value.h (encoded_value_size): Don't abort, return zero.
884 (__libdw_cfi_read_address_inc): Check there is enough room to read
885 values. Pass other byte order to read functions.
886 (read_encoded_value): Check encoded_value_size. Don't abort, but
887 set libdw errno and report failure. Check there is enough room to
889 * fde.c (binary_search_fde): Check encoded value size. Add hdr
890 data buf and size to dummy_cfi.
892 2015-01-04 Mark Wielaard <mjw@redhat.com>
894 * dwarf_siblingof.c (dwarf_siblingof): Check sibling attribute
895 is after current DIE.
897 2015-01-04 Mark Wielaard <mjw@redhat.com>
899 * cfi.c (enough_registers): Check reg < INT32_MAX / sizeof
900 (dwarf_frame_register).
902 2015-01-02 Mark Wielaard <mjw@redhat.com>
904 * dwarf_getcfi_elf.c (parse_eh_frame_hdr): Add size check.
905 (getcfi_gnu_eh_frame): Remove size check. Check d_buf is not NULL.
906 (getcfi_scn_eh_frame): Check d_buf is not NULL.
908 2015-01-02 Mark Wielaard <mjw@redhat.com>
910 * dwarf_getlocation.c (__libdw_intern_expression): Check dbg is not
911 NULL for DW_OP_call_ref and DW_OP_GNU_implicit_pointer. For
912 DW_OP_addr if dbg is NULL then read argument directly.
914 2015-01-14 Jason P. Leasure <jpleasu@super.org>
916 * dwarf_formref_die.c (dwarf_formref_die): Offset is cu->type_offset
919 2014-12-27 Mark Wielaard <mjw@redhat.com>
921 * dwarf_siblingof.c (dwarf_siblingof): Check sibling attribute offset
922 still falls inside CU data.
924 2015-01-11 Mark Wielaard <mjw@redhat.com>
926 * dwarf_func_inline.c (dwarf_func_inline_instances): Call
927 __libdw_visit_scopes with NULL imports.
928 * dwarf_getfuncs.c (dwarf_getfuncs): Likewise.
929 * dwarf_getscopes.c (pc_record): Likewise.
930 (dwarf_getscopes): Likewise.
931 * dwarf_getscopes_die.c (dwarf_getscopes_die): Likewise.
932 * libdwP.h (__libdw_visit_scopes): Add imports argument.
933 * libdw_visit_scopes.c (__libdw_visit_scopes): Likewise. Add new
934 function imports_contains. Push and pop imports around walk_children
935 when processing DW_TAG_imported_unit.
937 2014-12-18 Ulrich Drepper <drepper@gmail.com>
939 * Makefile.am: Suppress output of textrel_check command.
941 2014-12-16 Mark Wielaard <mjw@redhat.com>
943 * dwarf_getsrclines.c (read_srclines): Check diridx is valid under
946 2014-12-16 Mark Wielaard <mjw@redhat.com>
948 * dwarf_getpubnames.c (dwarf_getpubnames): Make sure there is enough
949 space to read die offset.
951 2014-12-16 Mark Wielaard <mjw@redhat.com>
953 * dwarf_getsrclines.c (read_srclines): Correct overflow check for
956 2014-12-15 Mark Wielaard <mjw@redhat.com>
958 * dwarf_getpubnames.c (get_offsets): Make sure whole unit fall inside
959 section data. Set error to DWARF_E_NO_ENTRY if cnt is zero.
960 (dwarf_getpubnames): Make sure section data contains string zero
963 2014-12-16 Mark Wielaard <mjw@redhat.com>
965 * memory-access.h (__libdw_get_sleb128): Unroll the first step to help
966 the compiler optimize for the common single-byte case.
968 2014-12-15 Josh Stone <jistone@redhat.com>
970 * memory-access.h (__libdw_max_len_leb128): New.
971 (__libdw_get_uleb128): Use __libdw_max_len_leb128.
972 (__libdw_get_sleb128): Likewise.
974 2014-12-14 Mark Wielaard <mjw@redhat.com>
976 * cfi.c (execute_cfi): Add program bounds checks.
977 * dwarf_child.c (__libdw_find_attr): Add attrp bounds checks.
978 * dwarf_formblock.c (dwarf_formblock): Call get_uleb128 with endp.
979 * dwarf_formref.c (__libdw_formref): Add datap bounds checks.
980 * dwarf_formsdata.c (dwarf_formsdata): Likewise.
981 * dwarf_formudata.c (dwarf_formudata): Likewise.
982 * dwarf_frame_register.c (dwarf_frame_register): Call get_uleb128
983 with end of data buf.
984 * dwarf_getabbrev.c (__libdw_getabbrev): Add abbrevp bounds checks.
985 * dwarf_getabbrevattr.c (dwarf_getabbrevattr): Assume get_uleb128
986 call gets enough data.
987 * dwarf_getattrs,c (dwarf_getattrs): Call get_uleb128 with endp.
988 * dwarf_getlocation.c (store_implicit_value): Call get_uleb128
990 (__libdw_intern_expression): Call get_uleb128/get_sleb128 with
992 * dwarf_getmacros.c (get_table_for_offset): Add nforms bounds check.
993 * dwarf_getsrclines.c (read_srclines): Bounds check linep and call
994 get_uleb128 with lineendp.
995 * dwarf_hasattr.c (dwarf_hasattr): Bounds check attrp and call
996 get_uleb128 with endp.
997 * dwarf_next_cfi.c (dwarf_next_cfi): Bounds check bytes and call
998 get_uleb128/get_sleb128 with limit.
999 * encoded-value.h (read_encoded_value): Assume get_uleb128 and
1000 get_sleb128 get called with enough data.
1001 * fde.c (intern_fde): Call get_uleb128 with instructions_end.
1002 * libdwP.h (__libdw_dieabbrev): Call get_uleb128 with die->cu->endp.
1003 * libdw_form.c (__libdw_form_val_compute_len): Call get_uleb128 with
1005 * memory-access.h (__libdw_get_uleb128): Take an extra endp.
1006 Don't call get_uleb128_step if out of data.
1007 (__libdw_get_sleb128): Likewise for get_sleb128_step.
1009 2014-12-12 Mark Wielaard <mjw@redhat.com>
1011 * libdwP.h (struct Dwarf): Add fake_loc_cu.
1013 (DIE_OFFSET_FROM_CU_OFFSET): Don't use cu_data, use cu_sec_idx.
1014 (__libdw_form_val_compute_len): Drop dbg and endp arguments.
1015 (__libdw_form_val_len): Likewise.
1016 * libdw_form.c (__libdw_form_val_compute_len): Likewise.
1017 * libdw_findcu.c (__libdw_intern_next_unit): Don't use cu_data, use
1018 the already found data buffer directly.
1019 * dwarf_begin_elf.c (valid_p): Setup fake_loc_cu.
1020 * dwarf_end.c (dwarf_end): Free fake_loc_cu.
1021 * dwarf_child.c (__libdw_find_attr): Call __libdw_form_val_len with
1023 * dwarf_getattrs.c (dwarf_getattrs): Likewise.
1024 * dwarf_formblock.c (dwarf_formblock): Add bounds checking.
1025 * dwarf_getlocation_attr.c (attr_form_cu): New function.
1026 (dwarf_getlocation_attr): Use attr_form_cu to set result->cu.
1027 (getlocation): Handle empty blocks immediately.
1028 * dwarf_getlocation_implicit_pointer.c (empty_cu): New static var.
1029 (__libdw_empty_loc_attr): Drop cu argument, use empty_cu.
1030 (dwarf_getlocation_implicit_pointer): Call __libdw_empty_loc_attr with
1032 * dwarf_getmacros.c (read_macros): Also setup startp and endp for
1033 fake_cu. Call __libdw_form_val_len with just fake_cu.
1034 * dwarf_formref_die.c (dwarf_formref_die): Don't use cu_data, get
1035 datap and size directly from cu startp and endp.
1037 2014-12-11 Mark Wielaard <mjw@redhat.com>
1039 * libdw_findcu.c (__libdw_intern_next_unit): Sanity check offset.
1041 2014-12-13 Mark Wielaard <mjw@redhat.com>
1043 * dwarf_getaranges.c (compare_aranges): Make sure Dwarf_Addr
1044 difference doesn't wrap around before returning as int.
1046 2014-12-11 Josh Stone <jistone@redhat.com>
1048 * dwarf_getsrclines.c (struct linelist): Add sequence.
1049 (compare_lines): Take linelists, and break ties by sequence.
1050 (read_srclines): Use linelists for sorting.
1051 (read_srclines::add_new_line): Set sequence.
1053 2014-12-10 Josh Stone <jistone@redhat.com>
1055 * libdwP.h (Dwarf_CU): Add startp and endp boundaries.
1056 * libdw_findcu.c (__libdw_intern_next_unit): Set startp and endp.
1057 * dwarf_child.c (dwarf_child): Use cu->endp.
1058 * dwarf_cuoffset.c (dwarf_cuoffset): Use cu->startp.
1059 * dwarf_dieoffset.c (dwarf_dieoffset): Use cu->startp.
1060 * dwarf_siblingof.c (dwarf_siblingof): Use both.
1062 2014-12-10 Josh Stone <jistone@redhat.com>
1064 * dwarf_hasattr.c (dwarf_hasattr): Just walk abbrev for presence.
1066 2014-12-10 Josh Stone <jistone@redhat.com>
1068 * libdwP.h (__libdw_dieabbrev): New die->abbrev lookup function.
1069 * dwarf_child.c (__libdw_find_attr, dwarf_child): Use it.
1070 * dwarf_getattrs.c (dwarf_getattrs): Likewise.
1071 * dwarf_haschildren.c (dwarf_haschildren): Likewise.
1072 * dwarf_tag.c (dwarf_tag): Likewise.
1074 2014-12-04 Mark Wielaard <mjw@redhat.com>
1076 * libdwP.h (__libdw_form_val_compute_len): Add endp argument.
1077 (__libdw_form_val_len): Likewise and check len doesn't overflow.
1078 * libdw_form.c (__libdw_form_val_compute_len): Likewise.
1079 * dwarf_child.c (__libdw_find_attr): Call __libdw_form_val_len
1081 * dwarf_getattrs.c (dwarf_getattrs): Likewise.
1082 * dwarf_getmacros.c (read_macros): Likewise and check for errors.
1084 2014-12-02 Petr Machata <pmachata@redhat.com>
1086 * dwarf_getmacros.c (token_from_offset, offset_from_token): New
1088 (do_dwarf_getmacros_die): Merge into dwarf_getmacros.
1089 * libdw.h (DWARF_GETMACROS_START): New macro.
1091 2014-11-27 Mark Wielaard <mjw@redhat.com>
1093 * Makefile.am (libdw.so): Use textrel_check.
1095 2014-11-27 Mark Wielaard <mjw@redhat.com>
1097 * dwarf_getcfi_elf.c (getcfi_gnu_eh_frame): Initialize
1098 search_table_entries and search_table_encoding.
1100 2014-11-24 Mark Wielaard <mjw@redhat.com>
1102 * dwarf_getsrclines.c (read_srclines): Check line_range is not zero
1105 2014-11-23 Mark Wielaard <mjw@redhat.com>
1107 * dwarf_attr.c (dwarf_attr): Check __libdw_find_attr return value.
1108 * dwarf_hasattr.c (dwarf_hasattr): Likewise.
1109 * dwarf_siblingof.c (dwarf_siblingof): Likewise.
1111 2014-11-23 Mark Wielaard <mjw@redhat.com>
1113 * dwarf_getabbrev.c (__libdw_getabbrev): Don't assert on bad DWARF.
1114 Set libdw errno and return NULL.
1116 2014-11-24 Mark Wielaard <mjw@redhat.com>
1118 * dwarf.h (DW_LANG_C_plus_plus_11): Added.
1119 (DW_LANG_C11): Likewise.
1120 (DW_LANG_C_plus_plus_14): Likewise.
1121 * dwarf_aggregate_size.c (array_size): Handle DW_LANG_C11,
1122 DW_LANG_C_plus_plus_11, DW_LANG_C_plus_plus_14 and DW_LANG_Go
1124 * dwarf_getfuncs.c (dwarf_getfuncs): Set c_cu to true for
1127 2014-11-26 Mark Wielaard <mjw@redhat.com>
1129 * dwarf.h (DW_AT_noreturn): Added.
1131 2014-11-11 Mark Wielaard <mjw@redhat.com>
1133 * dwarf_getsrclines.c (read_srclines): Do address_size comparison
1134 explicitly as uint8_t.
1135 (__libdw_getsrclines): Add internal_function to declaration.
1137 2014-09-10 Petr Machata <pmachata@redhat.com>
1139 * dwarf_macro_getparamcnt.c: New file.
1140 * dwarf_macro_param.c: New file.
1141 * dwarf_macro_getsrcfiles.c: New file.
1142 * Makefile.am (libdw_a_SOURCES): Add the new files.
1143 * libdwP.h (struct files_lines_s): New structure.
1144 (DWARF_E_INVALID_OPCODE): New enumerator.
1145 (struct Dwarf): New fields macro_ops, files_lines.
1146 (Dwarf_Macro_Op_Proto, Dwarf_Macro_Op_Table): New structures for
1147 keeping macro opcode prototypes in.
1148 (Dwarf_Macro_s): Redefine from scratch.
1149 (__libdw_getsrclines, __libdw_getcompdir, libdw_macro_nforms): New
1150 internal interfaces.
1151 * dwarf_error.c (errmsgs): Add a message for
1152 DWARF_E_INVALID_OPCODE.
1153 * dwarf_end.c (dwarf_end): Destroy struct Dwarf.macro_ops and
1155 * libdw.h (dwarf_getmacros_off, dwarf_macro_getparamcnt)
1156 (dwarf_macro_getsrcfiles, dwarf_macro_param): New public
1158 * dwarf_getmacros.c (dwarf_getmacros_off): New function,
1159 (get_offset_from, macro_op_compare, build_table)
1160 (init_macinfo_table, get_macinfo_table, get_table_for_offset)
1161 (cache_op_table, read_macros, gnu_macros_getmacros_off)
1162 (macro_info_getmacros_off, do_dwarf_getmacros_die): New helper
1164 (dwarf_getmacros): Adjust to dispatch to the new interfaces.
1165 * dwarf_getsrclines.c (read_srclines): New function with guts
1166 taken from dwarf_getsrclines.
1167 (__libdw_getsrclines): Likewise.
1168 (__libdw_getcompdir, files_lines_compare): New functions.
1169 (dwarf_getsrclines): Make it dispatch to the new interfaces.
1170 * dwarf_macro_param1.c (dwarf_macro_param1): Adjust to dispatch to
1172 * dwarf_macro_param2.c (dwarf_macro_param2): Likewise.
1173 * libdw.map (ELFUTILS_0.161): New. Add dwarf_getmacros_off,
1174 dwarf_macro_getsrcfiles, dwarf_macro_getparamcnt, dwarf_macro_param.
1176 2014-10-06 Mark Wielaard <mjw@redhat.com>
1178 * Makefile.am (libdw_a_SOURCES): Add dwarf_peel_type.c.
1179 * dwarf_aggregate_size.c (get_type): Use dwarf_peel_type.
1180 (aggregate_size): Likewise. Add old and new version.
1181 * dwarf_peel_type.c: New file.
1182 * libdw.h (dwarf_peel_type): New function declaration.
1183 * libdwP.h (dwarf_peel_type): New internal declaration.
1184 * libdw.map (ELFUTILS_0.161): New section.
1186 2014-10-15 Petr Machata <pmachata@redhat.com>
1188 * libdwP.h (struct Dwarf_Files_s.cu): Drop field.
1189 * dwarf_getsrclines.c (dwarf_getsrclines): Don't set it.
1191 2014-10-05 Mark Wielaard <mjw@redhat.com>
1193 * dwarf.h: Add DW_AT_GNU_deleted.
1195 2014-10-02 Mark Wielaard <mjw@redhat.com>
1197 * dwarf_aggregate_size.c (aggregate_size): Return CU address_size
1198 for sizeless DW_TAG_pointer_type, DW_TAG_reference_type or
1199 DW_TAG_rvalue_reference_type.
1201 2014-09-12 Petr Machata <pmachata@redhat.com>
1203 * memory-access.h (read_ubyte_unaligned_inc): Allow only 4- and
1204 8-byte quantities. Consequently, rename to...
1205 (read_addr_unaligned_inc): ... this.
1206 (read_sbyte_unaligned_inc, read_ubyte_unaligned): Drop.
1207 (read_sbyte_unaligned): Drop.
1209 2014-09-10 Petr Machata <pmachata@redhat.com>
1211 * dwarf_getlocation.c (attr_ok): Also accept
1212 DW_AT_GNU_call_site_value, DW_AT_GNU_call_site_data_value,
1213 DW_AT_GNU_call_site_target, DW_AT_GNU_call_site_target_clobbered.
1215 2014-08-15 Mark Wielaard <mjw@redhat.com>
1217 * dwarf_cu_die.c: New file.
1218 * Makefile.am (libdw_a_SOURCES): Add dwarf_cu_die.c.
1219 * libdw.h (dwarf_cu_die): New function declaration.
1220 * libdw.map (ELFUTILS_0.160): Add dwarf_cu_die.
1222 2014-08-15 Mark Wielaard <mjw@redhat.com>
1224 * dwarf_cu_getdwarf.c: New file.
1225 * Makefile.am (libdw_a_SOURCES): Add dwarf_cu_getdwarf.c.
1226 * libdw.h (Dwarf_CU): New typedef.
1227 (dwarf_cu_getdwarf): New function declaration.
1228 * libdw.map (ELFUTILS_0.160): New. Add dwarf_cu_getdwarf.
1230 2014-06-18 Mark Wielaard <mjw@redhat.com>
1232 * dwarf.h: Remove DW_TAG_mutable_type.
1234 2014-05-02 Mark Wielaard <mjw@redhat.com>
1236 * libdwP.h (__check_build_id): Removed now unused.
1238 2014-05-01 Mark Wielaard <mjw@redhat.com>
1240 * libdwP.h (struct Dwarf): Remove free_alt.
1241 * dwarf_end.c (dwarf_end): Don't check free_alt, don't end alt_dwarf.
1242 * dwarf_setalt.c (dwarf_setalt): Don't check or set free_alt.
1244 2014-04-30 Mark Wielaard <mjw@redhat.com>
1246 * libdw.map (ELFUTILS_0.159): Add dwelf_elf_gnu_build_id.
1248 2014-04-15 Florian Weimer <fweimer@redhat.com>
1250 * dwarf_begin_elf.c (__check_build_id, try_debugaltlink)
1251 (open_debugaltlink): Move to libdwfl.
1252 (check_section): Do not locate alternate debuginfo.
1254 2014-04-24 Florian Weimer <fweimer@redhat.com>
1256 * libdw.map (ELFUTILS_0.159): Export dwelf_dwarf_gnu_debugaltlink.
1258 2014-04-22 Florian Weimer <fweimer@redhat.com>
1260 * dwarf_getalt.c, dwarf_setalt.c: New files.
1261 * Makefile.am (libdw_a_SOURCES): Add them.
1262 * libdw.h (dwarf_getalt, dwarf_setalt): Add function declarations.
1263 * libdwP.h (dwarf_getalt, dwarf_setalt): Add internal function
1265 * libdw.map (ELFUTILS_0.159): Export the two new functions.
1267 2014-04-15 Florian Weimer <fweimer@redhat.com>
1269 * libdwP.h (enum IDX_gnu_debugaltlink): New.
1270 * dwarf_begin_elf.c (dwarf_scnnames): Increase string size and add
1272 (check_section): Obtain .gnu_debugaltlink section from the
1275 2014-04-11 Mark Wielaard <mjw@redhat.com>
1277 * libdw.map (ELFUTILS_0.159): New. Add dwelf_elf_gnu_debuglink.
1278 * Makefile.am (libdw.so): Depend on libdwelf_pic.a.
1279 (libdwelf_objects): New variable.
1280 (libdw_a_LIBADD): Add libdwelf objects.
1282 2014-04-22 Mark Wielaard <mjw@redhat.com>
1284 * memory-access.h (get_sleb128_step): Remove undefined behavior
1285 of left shifting a signed value. Replace it with a multiplication.
1287 2014-04-13 Mark Wielaard <mjw@redhat.com>
1289 * Makefile.am: Remove !MUDFLAP conditions.
1291 2014-04-09 Mark Wielaard <mjw@redhat.com>
1293 * dwarf_begin_elf.c (check_section): Check for unsigned overflow
1294 before calling malloc to uncompress data.
1296 2014-03-03 Jan Kratochvil <jan.kratochvil@redhat.com>
1298 Fix abort() on missing section headers.
1299 * dwarf_begin_elf.c (check_section): Replace abort call by goto err.
1300 New label err to return NULL.
1302 2014-02-05 Josh Stone <jistone@redhat.com>
1304 * dwarf_decl_file.c (dwarf_decl_file): Read the idx as unsigned.
1305 * dwarf_decl_line.c (__libdw_attr_intval): Read the line/column as
1306 unsigned. Change the range assert to DWARF_E_INVALID_DWARF.
1308 2013-12-30 Mark Wielaard <mjw@redhat.com>
1310 * libdw.map (ELFUTILS_0.158): Add dwfl_core_file_attach and
1311 dwfl_linux_proc_attach.
1313 2013-12-20 Mark Wielaard <mjw@redhat.com>
1315 * libdw.map (ELFUTILS_0.158): Add dwfl_getthread_frames.
1317 2013-12-18 Mark Wielaard <mjw@redhat.com>
1319 * libdw.map (ELFUTILS_0.158): Remove dwfl_module_addrsym_elf and
1320 dwfl_module_getsym_elf. Add dwfl_module_addrinfo and
1321 dwfl_module_getsym_info.
1323 2013-12-16 Mark Wielaard <mjw@redhat.com>
1325 * libdw.map (ELFUTILS_0.158): Add dwfl_module_getsymtab_first_global.
1327 2013-12-10 Josh Stone <jistone@redhat.com>
1329 * memory-access.h (get_uleb128_rest_return): Removed.
1330 (get_sleb128_rest_return): Removed.
1331 (get_uleb128_step): Make this a self-contained block.
1332 (get_sleb128_step): Ditto, and use a bitfield to extend signs.
1333 (get_uleb128): Make this wholly implemented by __libdw_get_uleb128.
1334 (get_sleb128): Make this wholly implemented by __libdw_get_sleb128.
1335 (__libdw_get_uleb128): Simplify and inline for all callers.
1336 (__libdw_get_sleb128): Ditto.
1337 * dwarf_getlocation.c (store_implicit_value): Void the unused uleb128.
1338 * memory-access.c: Delete file.
1339 * Makefile.am (libdw_a_SOURCES): Remove it.
1340 (DEFS): Remove the now unused -DIS_LIBDW.
1342 2013-12-09 Josh Stone <jistone@redhat.com>
1344 * libdw_form.c (__libdw_form_val_compute_len): Renamed function from
1345 __libdw_form_val_len, now handling only non-constant form lengths.
1346 * libdwP.h (__libdw_form_val_len): New inlined function.
1348 2013-12-09 Mark Wielaard <mjw@redhat.com>
1350 * dwarf_getlocation.c (__libdw_intern_expression): Handle empty
1351 location expressions.
1352 * dwarf_getlocation_attr.c (dwarf_getlocation_attr): When no
1353 location found, return empty location expression.
1354 * dwarf_getlocation_implicit_pointer.c
1355 (dwarf_getlocation_implicit_pointer): Likewise.
1356 (__libdw_empty_loc_attr): New internal function.
1357 * libdwP.h (__libdw_empty_loc_attr): Define.
1359 2013-11-27 Mark Wielaard <mjw@redhat.com>
1361 * libdw.map (ELFUTILS_0.158): Add dwfl_module_addrsym_elf and
1362 dwfl_module_getsym_elf.
1364 2013-11-26 Mark Wielaard <mjw@redhat.com>
1366 * libdw.map (ELFUTILS_0.156): Move dwfl_attach_state, dwfl_pid,
1367 dwfl_thread_dwfl, dwfl_thread_tid, dwfl_frame_thread,
1368 dwfl_thread_state_registers, dwfl_thread_state_register_pc,
1369 dwfl_getthreads, dwfl_thread_getframes and dwfl_frame_pc to ...
1370 (ELFUTILS_0.158): ... here.
1372 2013-11-09 Mark Wielaard <mjw@redhat.com>
1374 * dwarf_getaranges.c (dwarf_getaranges): Read segment_size and
1375 check that it is zero.
1377 2013-11-07 Jan Kratochvil <jan.kratochvil@redhat.com>
1379 * cfi.h (struct Dwarf_Frame_s): Make the comment more specific.
1380 * libdw.map (ELFUTILS_0.156): Add dwfl_attach_state, dwfl_pid,
1381 dwfl_thread_dwfl, dwfl_thread_tid, dwfl_frame_thread,
1382 dwfl_thread_state_registers, dwfl_thread_state_register_pc,
1383 dwfl_getthreads, dwfl_thread_getframes and dwfl_frame_pc.
1385 2013-11-01 Michael Forney <mforney@mforney.org>
1387 * Makefile.am (libdwfl_objects): New definition.
1388 (libdw_a_LIBADD): Use libdwfl_objects.
1390 2013-11-01 Michael Forney <mforney@mforney.org>
1392 * Makefile.am: Use READELF.
1394 2013-10-30 Jan Kratochvil <jan.kratochvil@redhat.com>
1396 * libdw.map (ELFUTILS_0.158): New.
1398 2013-10-10 Mark Wielaard <mjw@redhat.com>
1400 * dwarf_getfuncs.c (struct visitor_info): Rename start_offset to
1401 start_addr and rename last_offset to last_addr. Now both void *.
1402 (tree_visitor): Use start_add and die_addr instead of start_offset
1404 (dwarf_getfuncs): Use last_addr instead of last_offset.
1406 2013-10-06 Mark Wielaard <mjw@redhat.com>
1408 * cfi.c (execute_cfi): Make sure DW_CFA_expression and
1409 DW_CFA_val_expression are not used with abi_cfi.
1411 2013-10-03 Josh Stone <jistone@redhat.com>
1413 * dwarf_formref_die.c (dwarf_formref_die): Don't hash the sig8 here.
1414 * libdw_findcu.c (__libdw_intern_next_unit): Since this never revisits
1415 a unit, make sure to always hash the sig8 here, so none are missed.
1417 2013-09-29 Mark Wielaard <mjw@redhat.com>
1419 * dwarf_getlocation.c (store_implicit_value): Cast op->number2 to
1420 uintptr_t before casting to char *.
1421 (__libdw_intern_expression): Cast data to uintptr_t before casting
1423 * dwarf_getlocation_attr.c (dwarf_getlocation_attr): Cast
1424 op->number2 to uintptr_t before casting to char *.
1426 2013-09-24 Josh Stone <jistone@redhat.com>
1428 * libdw_visit_scopes.c (classify_die): Removed.
1429 (may_have_scopes): New function to replace classify_die. There's no
1430 need for full classification; just find tags that may contain scopes.
1431 (__libdw_visit_scopes): Use a direct tag comparison for imported
1432 units, and use may_have_scopes to test if recursion is needed.
1434 2013-09-20 Mark Wielaard <mjw@redhat.com>
1436 * dwarf_getfuncs.c (visitor_info): New struct.
1437 (tree_visitor): New function.
1438 (dwarf_getfuncs): Use __libdw_visit_scopes with tree_visitor.
1439 * libdw.h (dwarf_getfuncs): Expand function documentation.
1441 2013-09-12 Mark Wielaard <mjw@redhat.com>
1443 * fde.c (intern_fde): Free fde and set libdw errno when start
1444 or end could not be read.
1446 2013-08-24 Mark Wielaard <mjw@redhat.com>
1448 * dwarf_getlocation.c (store_implicit_value): Don't take data
1449 as argument, get block data from op number2. Return false when
1450 block data length and op number don't match up.
1451 (__libdw_intern_expression): Store start of block for
1452 DW_OP_implicit_value and DW_OP_GNU_entry_value instead of
1453 relative data offset. Also store block start (including length)
1454 for DW_OP_GNU_const_type. Don't pass data to store_implicit_value.
1455 * dwarf_getlocation_attr.c: New file.
1456 * dwarf_getlocation_die.c: Likewise.
1457 * libdw.h (dwarf_getlocation_die): New function definition.
1458 (dwarf_getlocation_attr): Likewise.
1459 * libdwP.h: Declare internal dwarf_getlocation_die.
1460 * libdw.map (ELFUTILS_0.157): Add dwarf_getlocation_die and
1461 dwarf_getlocation_attr.
1462 * Makefile.am (libdw_a_SOURCES): Add dwarf_getlocation_die.c and
1463 dwarf_getlocation_attr.c.
1465 2013-08-23 Mark Wielaard <mjw@redhat.com>
1467 * dwarf_getlocation.c (attr_ok): Also accept DW_AT_segment.
1468 (attr_base_address): New function.
1469 (initial_offset_base): New function.
1470 (getlocations_addr): New function. Taken from...
1471 (dwarf_getlocation_addr): here. Use new initial_offset_base and
1473 (dwarf_getlocations): New function.
1474 * libdw.h (dwarf_getlocations): New function definition.
1475 * libdw.map (ELFUTILS_0.157): New.
1477 2013-07-02 Mark Wielaard <mjw@redhat.com>
1479 * dwarf_getsrclines.c (dwarf_getsrclines): Add new stack allocation
1480 limit MAX_STACK_ALLOC. After MAX_STACK_ALLOC lines use malloc in
1481 NEW_LINE macro. Free malloced line records if any at the end.
1483 2013-07-02 Mark Wielaard <mjw@redhat.com>
1485 * dwarf_getcfi_elf.c (getcfi_shdr): Check sh_type == SHT_PROGBITS.
1487 2013-06-26 Mark Wielaard <mjw@redhat.com>
1489 * libdw_visit_scopes.c (__libdw_visit_scopes): Don't reject root
1490 DIEs without children. Return an error whenever dwarf_child or
1491 dwarf_siblingof return an error. Don't call recurse and increase
1492 the depth for an imported unit. Walk the children of an imported
1493 unit as if they are logical children of the parent root DIE.
1495 2013-05-03 Mark Wielaard <mjw@redhat.com>
1497 * dwarf_getsrclines.c (dwarf_getsrclines): Only set end_sequence
1500 2013-04-28 Jan Kratochvil <jan.kratochvil@redhat.com>
1502 * libdw.map (ELFUTILS_0.156): New.
1504 2013-04-24 Mark Wielaard <mjw@redhat.com>
1506 * Makefile.am: Use AM_CPPFLAGS instead of INCLUDES.
1508 2013-04-10 Mark Wielaard <mjw@redhat.com>
1510 * dwarf_formref_die.c (dwarf_formref_die): Reference size is only
1511 equal to address size when we have a DW_FORM_ref_addr for DWARF
1514 2013-03-25 Mark Wielaard <mjw@redhat.com>
1516 * dwarf_getsrclines.c (dwarf_getsrclines): Mark highest address as
1519 2013-03-12 Mark Wielaard <mjw@redhat.com>
1521 * dwarf_getsrcfiles.c (dwarf_getsrcfiles): Allow DW_TAG_partial_unit.
1522 * dwarf_getsrclines.c (dwarf_getsrclines): Likewise.
1524 2013-02-15 Mark Wielaard <mjw@redhat.com>
1526 * dwarf_formstring.c (dwarf_formstring): Check dbg_ret->sectiondata,
1527 not dbg->sectiondata.
1529 2013-01-07 Roland McGrath <roland@hack.frob.com>
1532 [ALLOW_UNALIGNED] (read_8ubyte_unaligned_noncvt): New macro.
1533 [!ALLOW_UNALIGNED] (read_8ubyte_unaligned_noncvt): New inline function.
1535 2012-12-18 Mark Wielaard <mjw@redhat.com>
1537 * dwarf_begin_elf.c (valid_p): Call Dwarf_Sig8_Hash_free if invalid.
1538 (check_section): Likewise on error.
1539 (scngrp_read): Likewise.
1540 (dwarf_begin_elf): Likewise.
1542 2012-10-09 Petr Machata <pmachata@redhat.com>
1544 * dwarf_getlocation.c (__libdw_intern_expression): Handle
1545 DW_OP_GNU_parameter_ref, DW_OP_GNU_convert, DW_OP_GNU_reinterpret,
1546 DW_OP_GNU_regval_type, DW_OP_GNU_entry_value,
1547 DW_OP_GNU_deref_type, DW_OP_GNU_const_type.
1549 2012-10-08 Jan Kratochvil <jan.kratochvil@redhat.com>
1551 * cfi.c: New include system.h.
1552 (execute_cfi) (enough_registers): Clear new memory after realloc.
1554 2012-10-08 Jan Kratochvil <jan.kratochvil@redhat.com>
1556 * fde.c (__libdw_find_fde): Change <fde != NULL> to likely. Return
1557 DWARF_E_NO_MATCH if .eh_frame_hdr points to FDE which is too short for
1560 2012-10-08 Jan Kratochvil <jan.kratochvil@redhat.com>
1562 * dwarf_getlocation.c (__libdw_intern_expression) <cfap>: Make new
1563 loclist element DW_OP_call_frame_cfa before decoding the opcodes.
1564 Remove the later DW_OP_call_frame_cfa push to RESULT.
1566 2012-10-08 Jan Kratochvil <jan.kratochvil@redhat.com>
1569 * fde.c (binary_search_fde): Remove always true <address >= start>
1570 conditional. Move L initialization upwards.
1572 2012-08-24 Mark Wielaard <mjw@redhat.com>
1574 * dwarf_begin_elf.c (check_section): Only probe for dwz multi files
1575 when ENABLE_DWZ is defined.
1576 * libdwP.h (__check_build_id): Only declare when ENABLE_DWZ is
1579 2012-08-16 Mark Wielaard <mjw@redhat.com>
1581 * Makefile.am (EXTRA_DIST): Add known-dwarf.h.
1582 * dwarf.h (DW_LANG_Go): Update comment.
1583 (DW_LANG_Mips_Assembler): Likewise.
1585 2012-06-27 Mark Wielaard <mjw@redhat.com>
1587 * dwarf.h: Add DW_FORM_GNU_ref_alt and DW_FORM_GNU_strp_alt.
1588 * dwarf_begin.c (dwarf_begin): Add INTDEF.
1589 * dwarf_begin_elf.c (__check_build_id): New internal_function.
1590 (try_debugaltlink): New function.
1591 (open_debugaltlink): Likewise.
1592 (check_section): Try open_debugaltlink for .gnu_debugaltlink.
1593 * dwarf_end.c (dwarf_end): Free the alternative Dwarf descriptor if
1595 * dwarf_error.c (errmsgs): Add DWARF_E_NO_ALT_DEBUGLINK.
1596 * dwarf_formref.c (__libdw_formref): Using DW_FORM_GNU_ref_alt
1598 * dwarf_formref_die.c (dwarf_formref_die): Handle DW_FORM_GNU_ref_alt.
1599 * dwarf_formstring.c (dwarf_formstring): Handle DW_FORM_GNU_strp_alt.
1600 * dwarf_formudata.c (__libdw_formptr): Adjust __libdw_read_offset
1602 * dwarf_getpubnames.c (get_offsets): Adjust __libdw_read_offset call.
1603 * libdwP.h: Add DWARF_E_NO_ALT_DEBUGLINK.
1604 (struct Dwarf): Add alt_dwarf and free_alt fields.
1605 (__libdw_read_offset): Add dbg_ret argument, use to check with
1606 __libdw_offset_in_section.
1607 (__check_build_id): New function declaration.
1608 (dwarf_begin): Define as INTDECL.
1609 * libdw_form.c (__libdw_form_val_len): Handle DW_FORM_GNU_ref_alt
1610 and DW_FORM_GNU_strp_alt.
1612 2012-07-19 Mark Wielaard <mjw@redhat.com>
1614 * dwarf.h: Add DW_OP_GNU_parameter_ref.
1616 2012-07-24 Mark Wielaard <mjw@redhat.com>
1618 * dwarf.h: Correct spelling of DW_LANG_ObjC.
1619 * dwarf_aggregate_size.c (array_size): Use correct spelling of
1622 2012-07-24 Mark Wielaard <mjw@redhat.com>
1624 * dwarf.h: Add DW_ATE_UTF.
1626 2012-06-27 Mark Wielaard <mjw@redhat.com>
1628 * dwarf.h: Add DW_MACRO_GNU .debug_macro type encodings.
1630 2012-06-26 Mark Wielaard <mjw@redhat.com>
1632 * libdwP.h: Add IDX_debug_macro.
1633 * dwarf.h: Add DW_AT_GNU_macros.
1634 * dwarf_begin_elf.c (dwarf_scnnames): Add .debug_macro.
1635 * dwarf_formudata.c (dwarf_formudata): Recognize DW_AT_GNU_macros.
1637 2012-04-27 Mark Wielaard <mjw@redhat.com>
1639 * libdw/dwarf_highpc.c (dwarf_highpc): Handle DW_AT_high_pc being
1640 a constant offset from DW_AT_low_pc.
1642 2012-03-19 Tom Tromey <tromey@redhat.com>
1644 * libdw_findcu.c (findcu_cb): Move earlier.
1645 (__libdw_intern_next_unit): Add new CU to search tree here...
1646 (__libdw_findcu): ... not here.
1648 2012-01-31 Mark Wielaard <mjw@redhat.com>
1650 * dwarf_formudata.c (dwarf_formudata): Handle DW_FORM_sec_offset.
1652 2011-11-31 Mark Wielaard <mjw@redhat.com>
1654 * Makefile.am (known-dwarf.h): Run gawk on config/known-dwarf.awk.
1656 2011-07-14 Mark Wielaard <mjw@redhat.com>
1658 * libdw.h (dwarf_offdie): Fix documentation to mention .debug_info.
1660 2011-05-16 Jakub Jelinek <jakub@redhat.com>
1662 * dwarf.h (DW_OP_GNU_const_type, DW_OP_GNU_regval_type,
1663 DW_OP_GNU_deref_type, DW_OP_GNU_convert, DW_OP_GNU_reinterpret):
1666 2011-04-26 Mark Wielaard <mjw@redhat.com>
1668 * dwarf_child (dwarf_child): Sanity check end of section against
1669 cu_data () of die->cu.
1671 2011-03-22 Mark Wielaard <mjw@redhat.com>
1673 * dwarf.h: Add DW_TAG_GNU_call_site,
1674 DW_TAG_GNU_call_site_parameter,
1675 DW_AT_GNU_call_site_value,
1676 DW_AT_GNU_call_site_data_value,
1677 DW_AT_GNU_call_site_target,
1678 DW_AT_GNU_call_site_target_clobbered,
1679 DW_AT_GNU_tail_call,
1680 DW_AT_GNU_all_tail_call_sites,
1681 DW_AT_GNU_all_call_sites,
1682 DW_AT_GNU_all_source_call_sites,
1683 and DW_OP_GNU_entry_value.
1685 2011-03-10 Petr Machata <pmachata@redhat.com>
1687 * libdw/dwarf_tag.c (__libdw_findabbrev): Reject requests for
1688 abbreviation with code 0.
1690 2011-03-09 Petr Machata <pmachata@redhat.com>
1692 * libdw/dwarf_child.c (dwarf_child): Check for section overrun.
1694 2011-02-23 Roland McGrath <roland@redhat.com>
1696 * libdwP.h (struct Dwarf) [USE_ZLIB]: New member sectiondata_gzip_mask.
1697 Declare __libdw_free_zdata.
1698 * dwarf_end.c [USE_ZLIB] (__libdw_free_zdata): New function.
1699 (dwarf_end): Call it.
1701 * dwarf_begin_elf.c (valid_p): Likewise.
1702 (check_section, scngrp_read): Likewise.
1703 (check_section) [USE_ZLIB]: Grok .z* flavors of sections.
1705 2010-10-13 Roland McGrath <roland@redhat.com>
1707 * dwarf.h: Add DW_LANG_Go.
1709 2010-10-05 Roland McGrath <roland@redhat.com>
1711 * dwarf_getaranges.c: Use malloc rather than alloca,
1712 since the total number of elements can be quite huge.
1714 2010-07-26 Roland McGrath <roland@redhat.com>
1716 * dwarf_getlocation_implicit_pointer.c: New file.
1717 * Makefile.am (libdw_a_SOURCES): Add it.
1718 * libdw.map (ELFUTILS_0.149): New set.
1719 Add dwarf_getlocation_implicit_pointer.
1720 * libdw.h: Declare it.
1722 * dwarf_offdie.c (do_offdie): Renamed to __libdw_offdie, made global.
1723 (dwarf_offdie, dwarf_offdie_types): Update callers.
1724 * libdwP.h: Declare it.
1726 * dwarf.h: Add DW_OP_GNU_implicit_pointer.
1727 * dwarf_getlocation.c (__libdw_intern_expression): Handle it.
1729 2010-08-24 Roland McGrath <roland@redhat.com>
1731 * libdw.map (ELFUTILS_0.149): New set. Add dwfl_dwarf_line.
1733 2010-07-27 Roland McGrath <roland@redhat.com>
1735 * dwarf_formref_die.c: Fix sig8 hash insertion.
1737 2010-06-23 Roland McGrath <roland@redhat.com>
1739 * cfi.c (dwarf_cfi_validate_fde): Function removed.
1740 * libdw.h: Remove it.
1741 * libdw.map: Likewise.
1743 2010-06-22 Roland McGrath <roland@redhat.com>
1745 * dwarf_getlocation.c (check_constant_offset): data[48] are constant.
1747 * dwarf_getsrclines.c: Fix signed comparison warning in extended
1750 2010-06-21 Roland McGrath <roland@redhat.com>
1752 * dwarf.h: Add DW_TAG_GNU_* constants.
1754 * memory-access.h (get_sleb128_rest_return): Fix sign extension for
1757 2010-06-20 Roland McGrath <roland@redhat.com>
1759 * libdw_findcu.c (__libdw_findcu): Take new flag argument,
1760 to search TUs instead of CUs.
1761 * libdwP.h: Update decl.
1762 (struct Dwarf): New member tu_tree.
1763 * dwarf_end.c (dwarf_end): Clean up tu_tree.
1764 * dwarf_offdie.c (do_offdie): New function, broken out of ...
1765 (dwarf_offdie): ... here.
1766 (dwarf_offdie_types): New function.
1767 * libdw.h: Declare it.
1768 * libdw.map (ELFUTILS_0.148): Add it.
1770 * libdwP.h (CUDIE): Use cu_data.
1771 * dwarf_formblock.c: Likewise.
1772 * dwarf_formref_die.c: Likewise.
1773 * dwarf_diecu.c: Use CUDIE macro.
1774 * dwarf_formaddr.c: Use cu_sec_idx.
1776 2010-06-16 Roland McGrath <roland@redhat.com>
1778 * dwarf_formref_die.c: Use dwarf_offdie only for DW_FORM_ref_addr, so
1779 we don't repeat a CU lookup we've already done. Handle
1780 DW_FORM_ref_sig8 using sig8_hash table and __libdw_intern_next_unit.
1782 * libdw_findcu.c (__libdw_intern_next_unit): New function,
1784 (__libdw_findcu): ... here. Call it.
1785 * libdwP.h: Declare it.
1786 (struct Dwarf): New member next_tu_offset.
1788 * dwarf_sig8_hash.c: New file.
1789 * dwarf_sig8_hash.h: New file.
1790 * Makefile.am (libdw_a_SOURCES, noinst_HEADERS): Add them.
1791 * dwarf_abbrev_hash.c: Include dwarf_sig8_hash.h before
1793 * libdwP.h (struct Dwarf): New member sig8_hash.
1794 * dwarf_begin_elf.c: Call Dwarf_Sig8_Hash_init on it.
1795 * dwarf_end.c: Call Dwarf_Sig8_Hash_free on it.
1797 * dwarf_nextcu.c (dwarf_next_unit): New function, broken out of ...
1798 (dwarf_nextcu): ... here. Call it.
1799 * libdw.h: Declare it.
1800 * libdwP.h: Add INTDECL.
1801 * libdw_findcu.c (__libdw_findcu): Use it instead of dwarf_nextcu.
1802 * libdw.map (ELFUTILS_0.148): New set, add dwarf_next_unit.
1804 * libdwP.h (cu_sec_idx, cu_data): New functions.
1805 Use .debug_types when CU is a TU.
1806 * dwarf_cuoffset.c: Use that instead of assuming IDX_debug_info.
1807 * dwarf_siblingof.c: Likewise.
1808 * dwarf_formstring.c: Likewise.
1809 * dwarf_formudata.c (__libdw_formptr, dwarf_formudata): Likewise.
1810 * dwarf_getlocation.c (dwarf_getlocation): Likewise.
1811 (dwarf_getlocation_addr): Likewise.
1813 * libdwP.h (struct Dwarf_CU): Add new members type_offset, type_sig8.
1814 (DIE_OFFSET_FROM_CU_OFFSET): Take flag argument; if true, compute
1815 .debug_types header size instead of .debug_info header size.
1817 * dwarf_diecu.c: Update caller.
1818 * dwarf_getaranges.c: Likewise.
1819 * dwarf_nextcu.c: Likewise.
1820 * libdw_findcu.c (__libdw_findcu): Initialize new members.
1822 * fde.c (fde_by_offset): Renamed to ...
1823 (__libdw_fde_by_offset): ... this, made global and internal_function.
1824 Don't take ADDRESS argument.
1825 (__libdw_find_fde): Update caller. Do address sanity check here.
1826 * cfi.h: Declare __libdw_fde_by_offset.
1827 * cfi.c (dwarf_cfi_validate_fde): New function.
1828 * libdw.h: Declare it.
1829 * libdw.map (ELFUTILS_0.148): Add it.
1831 * cie.c (intern_new_cie): Canonicalize DW_EH_PE_absptr FDE encoding to
1832 either DW_EH_PE_udata8 or DW_EH_PE_udata4.
1834 * encoded-value.h (read_encoded_value): Handle DW_EH_PE_indirect.
1835 Don't assume DW_EH_PE_aligned refers to native address size.
1837 * cfi.c (execute_cfi): Barf on CIE initial instructions changing the
1840 2010-06-17 Roland McGrath <roland@redhat.com>
1842 * libdwP.h (struct Dwarf_Line_s): Add members isa, discriminator, and
1844 * dwarf_getsrclines.c (dwarf_getsrclines): Move NEW_FILE macro guts
1845 into an inner inline function. Set new fields. Check all fields for
1846 overflow when setting.
1847 * dwarf_lineisa.c: New file.
1848 * dwarf_linediscriminator.c: New file.
1849 * dwarf_lineop_index.c: New file.
1850 * Makefile.am (libdw_a_SOURCES): Add them.
1851 * libdw.map (ELFUTILS_0.148): Add them.
1852 * libdw.h: Declare them.
1854 2010-06-16 Roland McGrath <roland@redhat.com>
1856 * dwarf_next_cfi.c: Fix version 4 return_address_register decoding.
1858 * fde.c (fde_by_offset): Renamed to ...
1859 (__libdw_fde_by_offset): ... this, made global and internal_function.
1860 Don't take ADDRESS argument.
1861 (__libdw_find_fde): Update caller. Do address sanity check here.
1862 * cfi.h: Declare __libdw_fde_by_offset.
1863 * cfi.c (dwarf_cfi_validate_fde): New function.
1864 * libdw.h: Declare it.
1865 * libdw.map (ELFUTILS_0.148): Add it.
1867 * cie.c (intern_new_cie): Canonicalize DW_EH_PE_absptr FDE encoding to
1868 either DW_EH_PE_udata8 or DW_EH_PE_udata4.
1870 * encoded-value.h (read_encoded_value): Handle DW_EH_PE_indirect.
1871 Don't assume DW_EH_PE_aligned refers to native address size.
1873 * cfi.c (execute_cfi): Barf on CIE initial instructions changing the
1876 2010-06-15 Roland McGrath <roland@redhat.com>
1878 * dwarf_formref.c (__libdw_formref): Diagnose DW_FORM_ref_sig8 like
1880 * dwarf_formref_die.c (dwarf_formref_die): Diagnose it the same way
1881 here, since we don't support it yet.
1883 * dwarf_next_cfi.c: Handle version 4 format.
1885 * dwarf_getsrclines.c: Handle version 4 format.
1887 2010-06-01 Roland McGrath <roland@redhat.com>
1889 * libdwP.h: Remove unused IDX_debug_*names, add IDX_debug_types.
1890 * dwarf_begin_elf.c (dwarf_scnnames): Likewise.
1892 * libdwP.h (CIE_VERSION): Remove unused macro.
1894 * dwarf_getsrclines.c: Fix version field test.
1895 * libdwP.h (DWARF_VERSION): Remove useless macro.
1897 * dwarf_formudata.c (__libdw_formptr): Fix DW_FORM_sec_offset handling.
1899 * dwarf_formblock.c (dwarf_formblock): Handle DW_FORM_exprloc.
1901 * libdw_findcu.c (__libdw_findcu): Accept version 4.
1903 2010-05-31 Mark Wielaard <mjw@redhat.com>
1905 * cfi.h (dwarf_cfi_cie_p): Move definition from here, to ..
1906 * libdw.h (dwarf_cfi_cie_p): ... here.
1908 2010-05-31 Mark Wielaard <mjw@redhat.com>
1910 * dwarf.h: Fix DW_LANG_Python constant.
1912 2010-05-28 Eduardo Santiago <santiago@redhat.com>
1914 * dwarf_getlocation.c (dwarf_getlocation): Do attr_ok check first
1917 2010-05-27 Roland McGrath <roland@redhat.com>
1919 * dwarf.h: Add DW_AT_enum_class, DW_AT_linkage_name,
1920 DW_TAG_template_alias, DW_LANG_Python, DW_LNE_set_discriminator.
1922 2010-05-08 Roland McGrath <roland@redhat.com>
1924 * dwarf_getlocation.c (__libdw_intern_expression): Take new argument
1925 REF_SIZE. Use that to handle DW_OP_call_ref correctly.
1926 (getlocation): Update caller.
1927 * dwarf_frame_cfa.c (dwarf_frame_cfa): Likewise.
1928 * dwarf_frame_register.c (dwarf_frame_register): Likewise.
1929 * libdwP.h: Update decl.
1931 2010-04-26 Roland McGrath <roland@redhat.com>
1933 * cfi.h (struct Dwarf_Frame_s): Add cfa_invalid alternative in cfa_rule.
1934 * cfi.c (execute_cfi): Set that instead of doing cfi_assert for
1935 DW_CFA_def_cfa_{offset*,register} when a non-offset rule is in force.
1936 * dwarf_frame_cfa.c (dwarf_frame_cfa): Handle cfa_invalid.
1938 * dwarf_getlocation.c (__libdw_intern_expression): Take new arg CFAP.
1939 Prepend DW_OP_call_frame_cfa if true.
1940 (getlocation): Update caller.
1941 * dwarf_frame_cfa.c (dwarf_frame_cfa): Likewise.
1942 * dwarf_frame_register.c (dwarf_frame_register): Likewise.
1943 * libdwP.h: Update decl.
1945 2010-04-22 Roland McGrath <roland@redhat.com>
1947 * cfi.c (execute_cfi): Never return without cleanup.
1949 (cie_cache_initial_state): Adjust caller to expect that free.
1950 (__libdw_frame_at_address): Likewise.
1952 2010-03-10 Roland McGrath <roland@redhat.com>
1954 * libdw.map (ELFUTILS_0.146): New set. Add dwfl_core_file_report.
1956 2010-02-15 Roland McGrath <roland@redhat.com>
1958 * Makefile.am: Use config/eu.am for common stuff.
1960 2010-02-02 Mark Wielaard <mjw@redhat.com>
1962 * fde.c (intern_fde): Fix length check for sized_augmentation_data.
1964 2010-01-07 Roland McGrath <roland@redhat.com>
1966 * dwarf_getcfi_elf.c (getcfi_phdr): Use elf_getphdrnum.
1968 2010-01-05 Roland McGrath <roland@redhat.com>
1970 * dwarf_aggregate_size.c: New file.
1971 * Makefile.am (libdw_a_SOURCES): Add it.
1972 * libdw.h: Declare it.
1973 * libdwP.h: Add INTDECL.
1974 * libdw.map (ELFUTILS_0.144): New set. Add dwarf_aggregate_size.
1976 * dwarf_srclang.c: Add INTDEF.
1977 * libdwP.h: Add INTDECL.
1979 * dwarf.h: Add some more DW_AT_GNU_* types from gcc.
1981 * dwarf.h: Add DW_AT_GNU_vector, DW_AT_GNU_template_name.
1983 2009-11-21 Roland McGrath <roland@redhat.com>
1985 * dwarf_getlocation.c (check_constant_offset): Return 1 for all
1988 2009-10-15 Roland McGrath <roland@redhat.com>
1990 * libdw_form.c (__libdw_form_val_len): Grok DW_FORM_sec_offset,
1991 DW_FORM_exprloc, DW_FORM_flag_present, and DW_FORM_ref_sig8.
1993 2009-09-17 Roland McGrath <roland@redhat.com>
1995 * dwarf_getlocation.c (dwarf_getlocation_implicit_value): Make OP
1996 argument a pointer to const.
1997 * libdw.h: Update decl.
1999 2009-09-10 Roland McGrath <roland@redhat.com>
2001 * dwarf_getlocation.c (store_implicit_value): New function.
2002 (__libdw_intern_expression): Use it, handle DW_OP_implicit_value.
2003 (dwarf_getlocation_implicit_value): New function.
2004 * libdw.h: Declare it.
2005 * libdw.map (ELFUTILS_0.143): Add it.
2007 2009-09-09 Mark Wielaard <mjw@redhat.com>
2009 * dwarf_getcfi.c (dwarf_getcfi): Clear cfi->ebl.
2011 2009-08-21 Josh Stone <jistone@redhat.com>
2013 * dwarf_hasattr_integrate.c: Integrate DW_AT_specification too.
2015 2009-08-10 Roland McGrath <roland@redhat.com>
2017 * dwarf_getscopevar.c: Use dwarf_diename.
2019 2009-08-09 Roland McGrath <roland@redhat.com>
2021 * libdw.map (ELFUTILS_0.143): New version set,
2022 inherits from ELFUTILS_0.142.
2023 * dwarf_arrayorder.c: Use OLD_VERSION and NEW_VERSION to define an
2024 alias in the ELFUTILS_0.122 version set and the default in the new set.
2025 * dwarf_srclang.c: Likewise.
2026 * dwarf_decl_file.c: Likewise.
2027 * dwarf_decl_line.c: Likewise.
2028 * dwarf_decl_column.c: Likewise.
2029 * dwarf_bytesize.c: Likewise.
2030 * dwarf_bitsize.c: Likewise.
2031 * dwarf_bitoffset.c: Likewise.
2033 2009-08-07 Roland McGrath <roland@redhat.com>
2035 * dwarf_arrayorder.c: Use dwarf_attr_integrate.
2036 * dwarf_srclang.c: Likewise.
2037 * dwarf_decl_file.c: Likewise.
2038 * dwarf_decl_line.c (__libdw_attr_intval): Likewise.
2039 * dwarf_bytesize.c: Likewise.
2040 * dwarf_bitsize.c: Likewise.
2041 * dwarf_bitoffset.c: Likewise.
2043 2009-07-22 Roland McGrath <roland@redhat.com>
2045 * dwarf_frame_cfa.c: Change calling convention.
2046 * libdw.h: Update decl.
2048 * dwarf_frame_register.c: Change calling/return-value convention for
2049 value-only results and undefined/same_value.
2050 * libdw.h: Update decl.
2052 * dwarf_getlocation.c (__libdw_intern_expression): Take new bool
2053 argument, append DW_OP_stack_value if set. Don't take NOPS argument,
2054 return that value instead.
2055 (getlocation): Update caller.
2056 * dwarf_frame_cfa.c: Likewise.
2057 * libdwP.h: Update decl.
2059 2009-07-21 Roland McGrath <roland@redhat.com>
2061 * dwarf_getsrc_file.c: Ignore a CU that just has no DW_AT_stmt_list.
2062 Fix loop iteration after skipping a bogus or useless CU.
2064 * dwarf_entry_breakpoints.c: Handle 0 dwarf_errno () as harmless
2065 absence, not DWARF_E_NO_DEBUG_LINE.
2067 2009-07-20 Roland McGrath <roland@redhat.com>
2069 * dwarf_getlocation.c (__libdw_intern_expression):
2070 Handle DW_OP_stack_value.
2072 2009-07-16 Roland McGrath <roland@redhat.com>
2074 * dwarf_formudata.c (__libdw_formptr): Handle DW_FORM_sec_offset,
2075 reject others when CU's version > 3.
2077 * dwarf_formflag.c: Handle DW_FORM_flag_present.
2079 * dwarf.h: Add DW_OP_{implicit,stack}_value from DWARF 4 draft.
2080 Also DW_TAG_type_unit and DW_TAG_rvalue_reference_type.
2081 Also DW_AT_signature, DW_AT_main_subprogram, DW_AT_data_bit_offset,
2082 and DW_AT_const_expr.
2083 Also DW_FORM_sec_offset, DW_FORM_exprloc, DW_FORM_flag_present,
2084 and DW_FORM_ref_sig8.
2086 2009-07-15 Roland McGrath <roland@redhat.com>
2088 * dwarf_getlocation.c: Grok DW_OP_form_tls_address,
2089 DW_OP_GNU_push_tls_address, and DW_OP_bit_piece.
2091 2009-07-13 Roland McGrath <roland@redhat.com>
2093 * dwarf_getlocation.c: Grok DW_OP_call_frame_cfa.
2095 2009-07-08 Roland McGrath <roland@redhat.com>
2097 * libdw.map (ELFUTILS_0.142): Add dwfl_module_dwarf_cfi,
2100 * libdwP.h (struct Dwarf): Add member `cfi'.
2101 * dwarf_end.c (dwarf_end): Call __libdw_destroy_frame_cache on it.
2102 * dwarf_getcfi.c: New file.
2103 * dwarf_getcfi_elf.c: New file.
2104 * dwarf_cfi_end.c: New file.
2105 * dwarf_cfi_addrframe.c: New file.
2106 * dwarf_frame_cfa.c: New file.
2107 * dwarf_frame_register.c: New file.
2108 * dwarf_frame_return_address_register.c: New file.
2109 * Makefile.am (libdw_a_SOURCES): Add them.
2110 * unwind.h: Declare those functions.
2111 * libdw.map (ELFUTILS_0.142): Export them.
2113 * dwarf_getlocation.c (__libdw_intern_expression): New function,
2115 (getlocation): ... here, call it.
2116 * libdwP.h: Declare it.
2120 * frame-cache.c: New file.
2123 * encoded-value.h: New file.
2124 * Makefile.am (libdw_a_SOURCES, noinst_HEADERS): Add them.
2125 * libdwP.h: Add DWARF_E_INVALID_CFI to errors enum.
2126 * dwarf_error.c (errmsgs): Add element for it.
2128 * dwarf_next_cfi.c: New file.
2129 * Makefile.am (libdw_a_SOURCES): Add it.
2130 * libdw.h (Dwarf_CIE, Dwarf_FDE, Dwarf_CIE_Entry): New types.
2131 Declare dwarf_next_cfi.
2132 * libdw.map (ELFUTILS_0.142): New set, inherits from ELFUTILS_0.136.
2135 * memory-access.h [! ALLOW_UNALIGNED]
2136 (read_2ubyte_unaligned): Renamed to ...
2137 (read_2ubyte_unaligned_1): ... this. Take bool rather than Dwarf *.
2138 (read_2ubyte_unaligned): Define as macro passing dbg->other_byte_order.
2139 (read_2sbyte_unaligned): Likewise.
2140 (read_4ubyte_unaligned): Likewise.
2141 (read_4sbyte_unaligned): Likewise.
2142 (read_8ubyte_unaligned): Likewise.
2143 (read_8sbyte_unaligned): Likewise.
2145 * libdwP.h (IDX_eh_frame): Remove it.
2146 * dwarf_begin_elf.c (dwarf_scnnames): Remove its element.
2148 2009-07-08 Roland McGrath <roland@redhat.com>
2150 * libdwP.h (struct Dwarf_Line_s): Reorder members to pack better.
2152 * dwarf_getlocation.c (check_constant_offset): New function.
2153 (dwarf_getlocation, dwarf_getlocation_addr): Call it to
2154 handle DW_AT_data_member_location of data[48] as constant offset.
2156 2009-06-18 Roland McGrath <roland@redhat.com>
2158 * libdwP.h (__libdw_read_address_inc): Constify.
2159 (__libdw_read_offset_inc): Likewise.
2160 * dwarf_getaranges.c: Likewise.
2161 * dwarf_getlocation.c: Likewise.
2162 * dwarf_getsrclines.c: Likewise.
2163 * dwarf_nextcu.c: Likewise.
2165 2009-05-05 Petr Machata <pmachata@redhat.com>
2167 * libdwP.h (__libdw_formptr): Declare new function.
2168 * dwarf_formudata.c: Implement it here.
2169 * dwarf_getlocation.c (dwarf_getlocation_addr):
2170 Call it instead of hand-rolled offset handling code.
2171 * dwarf_getsrclines.c (dwarf_getsrclines): Likewise.
2172 * dwarf_ranges.c (dwarf_ranges): Likewise.
2174 2009-05-04 Petr Machata <pmachata@redhat.com>
2176 * libdwP.h (__libdw_read_begin_end_pair_inc): Declare new function.
2177 * dwarf_ranges.c: Implement it here.
2178 (dwarf_ranges): Call it.
2179 * dwarf_getlocation.c (dwarf_getlocation_addr): Call it also here.
2181 2009-04-23 Petr Machata <pmachata@redhat.com>
2183 * dwarf_formaddr.c (dwarf_formaddr): Call __libdw_read_* instead
2184 of read_*ubyte_unaligned.
2185 * dwarf_formref_die.c (dwarf_formref_die): Likewise.
2186 * dwarf_formstring.c (dwarf_formstring): Likewise.
2187 * dwarf_formudate.c (dwarf_formudata): Likewise.
2188 * dwarf_getaranges.c (dwarf_getaranges): Likewise.
2189 * dwarf_getlocation.c (dwarf_getlocation_addr): Likewise.
2190 * dwarf_getpubnames.c (get_offsets): Likewise.
2191 * dwarf_nextcu.c (dwarf_nextcu): Likewise.
2193 2009-04-23 Petr Machata <pmachata@redhat.com>
2195 * libdwP.h (__libdw_read_addr_inc, __libdw_read_off_inc,
2196 __libdw_read_addr, __libdw_read_off): Add four new internal
2199 2009-05-07 Roland McGrath <roland@redhat.com>
2201 * dwarf_getmacros.c (dwarf_getmacros): Use absolute section offset in
2202 return value and OFFSET argument, not CU-relative. Only fetch the
2203 attribute data when called with OFFSET of 0.
2205 2009-05-07 Petr Machata <pmachata@redhat.com>
2207 * dwarf_getmacros.c (dwarf_getmacros): Take into account offset in
2208 DW_AT_macro_info attribute of CU DIE.
2210 2009-04-15 Roland McGrath <roland@redhat.com>
2212 * dwarf.h (DW_CIE_ID): Removed.
2213 (DW_CIE_ID_32, DW_CIE_ID_64): New constants replace it.
2215 2009-04-01 Roland McGrath <roland@redhat.com>
2217 * dwarf.h: Add DW_CFA_GNU_negative_offset_extended.
2219 2009-01-28 Roland McGrath <roland@redhat.com>
2221 * libdwP.h (struct Dwarf_Line_s): Move out of struct Dwarf_Lines_s
2222 defn so C++ doesn't scope the name to not match the Dwarf_Line typedef.
2224 * libdwP.h (struct Dwarf_Files_s): Replace dbg field with cu field.
2226 2009-01-26 Roland McGrath <roland@redhat.com>
2228 * dwarf_ranges.c: Return 0 when no ranges or *_pc attrs at all.
2230 2009-01-25 Roland McGrath <roland@redhat.com>
2232 * dwarf_getattrs.c: Correctly skip attribute values when restarting.
2234 2009-01-23 Roland McGrath <roland@redhat.com>
2236 * Makefile.am ($(srcdir)/known-dwarf.h): Target renamed back.
2237 Put these rules under if MAINTAINER_MODE.
2239 2009-01-22 Roland McGrath <roland@redhat.com>
2241 * dwarf.h: Add DW_OP_GNU_encoded_addr.
2243 2009-01-21 Roland McGrath <roland@redhat.com>
2245 * Makefile.am (CLEANFILES): Renamed to ...
2246 (MOSTLYCLEANFILES): ... here.
2247 (CLEANFILES): New variable, add known-dwarf.h.
2249 2009-01-17 Roland McGrath <roland@redhat.com>
2251 * Makefile.am (known-dwarf.h): Target renamed, not in $(srcdir).
2252 Make it unconditional.
2253 (BUILT_SOURCES): Updated.
2255 * dwarf.h: Add description comments for DW_LANG_* values.
2257 * Makefile.am [MAINTAINER_MODE]
2258 ($(srcdir)/known-dwarf.h): New target.
2259 (BUILT_SOURCES): Add it.
2261 * dwarf.h: Add DW_OP_GNU_push_tls_address, DW_OP_GNU_uninit.
2263 2009-01-10 Ulrich Drepper <drepper@redhat.com>
2265 * dwarf_error.c: Always use __thread. Remove all !USE_TLS code.
2267 2009-01-08 Roland McGrath <roland@redhat.com>
2269 * Makefile.am (libdw.so): Don't depend on $(zip_LIBS), just link it in.
2271 2008-01-06 Roland McGrath <roland@redhat.com>
2273 * libdwP.h (struct Dwarf_Abbrev): Change type of 'has_children' to bool.
2275 * dwarf_haschildren.c: Return -1 for error case, not 0.
2277 * Makefile.am (libdw.so): Link in $(zip_LIBS).
2279 2009-01-06 Ulrich Drepper <drepper@redhat.com>
2281 * dwarf.h: Add definition for unwind and call frame information.
2283 * memory-access.h: Define read_ubyte_unaligned, read_sbyte_unaligned,
2284 read_ubyte_unaligned_inc, and read_sbyte_unaligned_inc.
2286 2008-08-15 Roland McGrath <roland@redhat.com>
2288 * libdw.map (ELFUTILS_0.136): New version set, inherits from
2289 ELFUTILS_0.130. Add dwfl_addrsegment, dwfl_report_segment.
2291 2008-01-21 Ulrich Drepper <drepper@redhat.com>
2293 * dwarf_child.c: Minor optimizations.
2294 * dwarf_getattrs.c: Likewise.
2295 * dwarf_getpubnames.c: Likewise.
2296 * dwarf_siblingof.c: Likewise.
2297 * dwarf_tag.c: Likewise.
2299 2008-01-18 Ulrich Drepper <drepper@redhat.com>
2301 * dwarf_getsrclines.c (dwarf_getsrclines): Don't require exact match
2302 of DWARF_VERSION comparison, just fail if the file's version is newer.
2304 2008-01-17 Nick Clifton <nickc@redhat.com>
2306 * dwarf.h (DWARF3_LENGTH_MIN_ESCAPE_CODE): New define.
2307 (DWARF3_LENGTH_MAX_ESCAPE_CODE): New define.
2308 (DWARF3_LENGTH_64_BIT): New define.
2309 * dwarf_getaranges (dwarf_getaranges): Use the new definitions.
2310 * dwarf_getpubnames: Include dwarf.h.
2311 (get_offsets): Use the new definitions.
2312 * dwarf_getsrclines.c (dwarf_getsrclines): Use the new defintions.
2313 * dwarf_nextcu.c: Include dwarf.h. Correct comment.
2314 (dwarf_nextcu): Use the new definitions.
2316 * libdwP.h (DIE_OFFSET_FROM_CU_OFFSET): New macro.
2317 * dwarf_diecu.c (dwarf_diecu): Use the new macro.
2318 * dwarf_getaranges (dwarf_getaranges): Use the new macro.
2319 * dwarf_nextcu.c (dwarf_nextcu): Use the new macro.
2321 * dwarf_getpubnames (get_offsets): Replace assertion with test and
2324 * dwarf_entry_breakpoints.c (dwarf_entry_breakpoints): Use CUDIE.
2326 * dwarf_siblingof (dwarf_siblingof): Detect a NULL return pointer.
2327 Set the address in the return structure to the address of the next
2328 non-sibling die, if there is no sibling and the return pointer is
2329 not the same as the die pointer.
2330 * libdw.h: Expand the description of the dwarf_siblingof prototype.
2332 * dwarf_child.c: Fix typo in comment.
2334 * libdwP.h (DWARF_VERSION): Change to 3.
2336 * dwarf_formref.c (__libdw_formref.c): Handle attributes which do
2337 not have a initialised valp pointer.
2339 * dwarf_getattrs.c (dwarf_getattrs): Return 1 rather than 0 when
2340 the end of the attributes is reached. When the callback fails,
2341 return the address of the failing attribute, not the address of
2343 * libdw.h: Expand the description of the dwarf_getattrs prototype.
2345 * dwarf_child.c (__libdw_find_attr): Use the new definition.
2346 (dwarf_child): Likewise.
2347 * dwarf_tag.c (__libdw_findabbrev): Likewise.
2348 (dwarf_tag): Likewise.
2350 2008-01-08 Roland McGrath <roland@redhat.com>
2352 * Makefile.am (euinclude): Variable removed.
2353 (pkginclude_HEADERS): Set this instead of euinclude_HEADERS.
2354 (libdw.so): Pass -Wl,--enable-new-dtags,-rpath,$(pkglibdir).
2356 2007-10-17 Roland McGrath <roland@redhat.com>
2358 * libdw.h (__deprecated_attribute__): New macro.
2359 (dwarf_formref): Mark it deprecated.
2360 * dwarf_formref.c (__libdw_formref): New function, broken out of ...
2361 (dwarf_formref): ... here. Call it. Remove INTDEF.
2362 * libdwP.h: Remove INTDECL.
2363 Declare __libdw_formref.
2364 * dwarf_siblingof.c (dwarf_siblingof): Call __libdw_formref instead.
2365 * dwarf_formref_die.c: Likewise. Handle DW_FORM_ref_addr here.
2367 * libdw_form.c (__libdw_form_val_len): Fix DW_FORM_ref_addr result,
2368 needs to check CU->version.
2370 * libdwP.h (struct Dwarf_CU): New member `version'.
2371 * libdw_findcu.c (__libdw_findcu): Initialize it.
2373 * dwarf_child.c: Return 1 for null entry as first child.
2375 2007-10-05 Roland McGrath <roland@redhat.com>
2377 * dwarf_begin_elf.c (check_section): Punt on SHT_NOBITS sections.
2379 * libdw.h (__extern_inline): Rename to __libdw_extern_inline.
2380 [__OPTIMIZE__] (dwarf_whatattr, dwarf_whatform): Update uses.
2382 2007-10-03 Roland McGrath <roland@redhat.com>
2384 * libdw.map (ELFUTILS_0.130: Add dwfl_build_id_find_elf
2385 and dwfl_build_id_find_debuginfo.
2387 * libdw.map (ELFUTILS_0.130): New version set, inherits from
2388 ELFUTILS_0.127. Add dwfl_module_build_id, dwfl_module_report_build_id.
2390 2007-10-02 Roland McGrath <roland@redhat.com>
2392 * libdw_visit_scopes.c (classify_die): Return walk for class_type and
2395 2007-08-07 Roland McGrath <roland@redhat.com>
2397 * dwarf_getscopes.c (pc_match): Swallow dwarf_haspc error return when
2398 error code is DWARF_E_NOERROR (0).
2400 * dwarf_getscopes.c (pc_record): Always bail early if DIE->prune.
2401 Fix typo in __libdw_visit_scopes argument.
2403 * dwarf_getscopes.c (pc_match): Check dwarf_haspc error return,
2404 swallow DWARF_E_NO_DEBUG_RANGES but not other errors.
2406 2007-07-03 Roland McGrath <roland@redhat.com>
2408 * libdw.h (__extern_inline): New macro.
2409 [__OPTIMIZE__] (dwarf_whatattr, dwarf_whatform): Use it.
2411 2007-04-16 Roland McGrath <roland@redhat.com>
2413 * libdw.map (ELFUTILS_0.127): Add dwfl_module_address_section.
2415 2007-04-05 Roland McGrath <roland@redhat.com>
2417 * dwarf_getsrcdirs.c: New file.
2418 * Makefile.am (libdw_a_SOURCES): Add it.
2419 * libdw.h: Declare dwarf_getsrcdirs.
2420 * libdw.map (ELFUTILS_0.127): Add it.
2422 * libdwP.h (struct Dwarf_Files_s): New member ndirs.
2423 * dwarf_getsrclines.c (dwarf_getsrclines): Don't clobber NDIRLIST to
2424 zero before we use it to check for DWARF_E_INVALID_DIR_IDX.
2425 Save DIRARRAY in the Dwarf_Files.
2427 * dwarf_ranges.c (dwarf_ranges): Don't sign-extend 32-bit BEGIN
2428 address to check for all-ones base address entry. Check directly.
2429 Reported by Sébastien Dugué <sebastien.dugue@bull.net>.
2431 2007-03-25 Roland McGrath <roland@redhat.com>
2433 * dwarf_begin_elf.c (check_section): Return Dwarf * instead of void.
2434 Return NULL when freeing RESULT on error.
2435 (global_read, scngrp_read): Check return value from check_section,
2436 break out of loop after it has freed RESULT.
2437 (valid_p): Handle null argument.
2439 2007-03-12 Roland McGrath <roland@redhat.com>
2441 * libdw.map (ELFUTILS_0.127): Add dwfl_report_begin_add.
2443 2007-03-04 Roland McGrath <roland@redhat.com>
2445 * libdw.map (ELFUTILS_0.127): New version set, inherits from
2446 ELFUTILS_0.126. Add dwfl_module_addrsym.
2448 2007-02-10 Roland McGrath <roland@redhat.com>
2450 * dwarf.h (DW_OP_fbreg): Comment fix.
2452 2007-02-03 Roland McGrath <roland@redhat.com>
2454 * dwarf_getelf.c (dwarf_getelf): Renamed from dwarf_get_elf.
2455 * libdw.map (ELFUTILS_0.126): New version set, inherits from
2456 ELFUTILS_0.122. Move dwarf_getelf there; it was never truly
2457 exported in the past.
2459 2006-12-17 Roland McGrath <roland@redhat.com>
2461 * dwarf_getlocation.c (dwarf_getlocation_addr): Use zero as base
2462 address when the CU is missing attributes due to buggy GCC.
2464 2006-08-29 Roland McGrath <roland@redhat.com>
2466 * Makefile.am (CLEANFILES): Add libdw.so.$(VERSION).
2468 * libdw.h (dwarf_diecu): Add __nonnull_attribute__.
2469 (dwarf_child): Don't list arg 1 in __nonnull_attribute__.
2471 * libdw_alloc.c (__libdw_allocate): Take new ALIGN argument, make sure
2472 result is aligned. Adjust NEWP->remaining here for this allocation.
2473 * libdwP.h: Update decl.
2474 (libdw_alloc): Update caller.
2476 2006-07-12 Ulrich Drepper <drepper@redhat.com>
2478 * dwarf_child.c: Adjust for internal_function_def removal.
2479 * dwarf_getabbrev.c: Likewise.
2480 * dwarf_tag.c: Likewise.
2481 * libdw_form.c: Likewise.
2482 * memory-access.c: Likewise.
2484 2006-06-28 Roland McGrath <roland@redhat.com>
2486 * libdw.map: Export dwfl_linecu, dwfl_line_comp_dir.
2488 * libdw.map: Bump to 0.122; export dwfl_module_getsymtab and
2491 2006-05-27 Ulrich Drepper <drepper@redhat.com>
2493 * libdw.h: Add extern "C".
2495 2006-05-22 Ulrich Drepper <drepper@redhat.com>
2497 * dwarf_getaranges.c (dwarf_getaranges): Handle files without
2498 aranges information.
2500 2006-05-21 Ulrich Drepper <drepper@redhat.com>
2502 * libdw.h: Add nonnull attributes to dwarf_tag, dwarf_getattrs,
2505 2006-02-28 Roland McGrath <roland@redhat.com>
2507 * dwarf.h: Add missing DW_ATE_*, DW_TAG_*, DW_LANG_*, DW_CFA_*,
2508 DW_OP_* values, to match DWARF 3.0. Add new DW_DS_*, DW_END_*
2509 values from DWARF 3.0.
2511 2006-02-22 Roland McGrath <roland@redhat.com>
2513 * libdw.map: Bump to 0.120; export dwfl_version.
2515 2005-12-22 Roland McGrath <roland@redhat.com>
2517 * libdw.map: Bump to 0.119; export dwfl_linux_proc_maps_report.
2519 2005-12-12 Roland McGrath <roland@redhat.com>
2521 * dwarf_ranges.c: Copy CU base address-finding code from
2524 2005-12-09 Roland McGrath <roland@redhat.com>
2526 * dwarf_getlocation.c (dwarf_getlocation_addr): Add some unlikelys.
2527 Delay CU base lookup until it's needed.
2528 If CU base lookup fails with no error, flag invalid DWARF.
2530 2005-11-25 Roland McGrath <roland@redhat.com>
2532 * libdw.map: Bump to 0.118; export dwfl_module_register_names.
2534 2005-11-15 Roland McGrath <roland@redhat.com>
2536 * Makefile.am [BUILD_STATIC] (AM_CFLAGS): Add -fpic.
2538 2005-11-13 Roland McGrath <roland@redhat.com>
2540 * libdw.map: Bump to 0.117; export dwfl_module_return_value_location.
2542 2005-10-27 Roland McGrath <roland@redhat.com>
2544 * dwarf_entry_breakpoints.c (search_range): Fix binary search code;
2545 don't match end_sequence markers.
2547 * dwarf_getsrclines.c (compare_lines): Sort end_sequence markers
2548 before normal records at the same address.
2549 * dwarf_getsrc_die.c (dwarf_getsrc_die): Don't match an end_sequence
2552 2005-10-26 Roland McGrath <roland@redhat.com>
2554 * dwarf_getfuncs.c (dwarf_getfuncs): Use Dwarf_Die, not Dwarf_Func.
2555 * dwarf_func_file.c: Renamed to ...
2556 * dwarf_decl_file.c: ... here.
2557 * dwarf_func_col.c: Renamed to ...
2558 * dwarf_decl_column.c: ... here.
2559 * dwarf_func_line.c: Renamed to ...
2560 * dwarf_decl_line.c: ... here.
2561 (dwarf_func_line): Renamed to ...
2562 (dwarf_decl_line): ... this. Take a Dwarf_Die * argument.
2563 (__libdw_func_intval): Renamed __libdw_attr_intval.
2564 * dwarf_func_name.c: File removed.
2565 * dwarf_func_lowpc.c: File removed.
2566 * dwarf_func_highpc.c: File removed.
2567 * dwarf_func_entrypc.c: File removed.
2568 * dwarf_func_die.c: File removed.
2569 * Makefile.am (libdw_a_SOURCES): Updated.
2570 * libdw.h: Update decls.
2571 (Dwarf_Func): Type removed.
2572 * libdwP.h: Update decls.
2573 (struct Dwarf_Func_s): Type removed.
2574 * libdw.map: Updated.
2576 * libdwP.h (CUDIE): New macro.
2577 * dwarf_getlocation.c (dwarf_getlocation_addr): Use it.
2578 * dwarf_getscopes_die.c (dwarf_getscopes_die): Likewise.
2579 * dwarf_ranges.c (dwarf_ranges): Likewise.
2581 * dwarf_getloclist.c: Renamed to ...
2582 * dwarf_getlocation.c: ... here.
2583 (getloclist): Renamed to getlocation.
2584 (dwarf_getloclist): Renamed to dwarf_getlocation.
2585 (dwarf_addrloclists): Renamed to dwarf_getlocation_addr.
2586 * Makefile.am (libdw_a_SOURCES): Updated.
2587 * libdw.h (dwarf_getloclist): Renamed to dwarf_getlocation.
2588 (dwarf_addrloclists): Renamed dwarf_getlocation_addr.
2589 (Dwarf_Loc): Renamed Dwarf_Op.
2590 * libdwP.h (struct loc_s): Update use.
2591 * libdw.map: Update map.
2593 * dwarf_entry_breakpoints.c: Use the second line record within the
2594 function, regardless of its source location data.
2596 2005-10-25 Roland McGrath <roland@redhat.com>
2598 * dwarf_entry_breakpoints.c: Fall back to entrypc for contiguous too.
2600 * libdw.map: Add dwarf_entrypc, dwarf_entry_breakpoints.
2602 2005-10-14 Roland McGrath <roland@redhat.com>
2604 * dwarf_diecu.c (dwarf_diecu): New file.
2605 * Makefile.am (libdw_a_SOURCES): Add it.
2606 * libdw.h: Declare dwarf_diecu.
2607 * libdw.map: Export it.
2609 * libdw.map: Bump to 0.116; export dwarf_ranges.
2611 2005-09-20 Roland McGrath <roland@redhat.com>
2613 * dwarf_haspc.c: Use dwarf_ranges.
2614 * dwarf_entry_breakpoints.c: Likewise.
2616 * dwarf_ranges.c: New file.
2617 * Makefile.am (libdw_a_SOURCES): Add it.
2618 * libdw.h: Declare dwarf_ranges.
2619 * libdwP.h: Add INTDECL.
2621 2005-09-14 Roland McGrath <roland@redhat.com>
2623 * dwarf_entry_breakpoints.c (dwarf_entry_breakpoints): Fix braino in
2624 prologue_end marker scanning loop.
2626 2005-09-11 Roland McGrath <roland@redhat.com>
2628 * dwarf.h: Comment typo fix.
2630 2005-09-07 Roland McGrath <roland@redhat.com>
2632 * dwarf_entry_breakpoints.c: New file.
2633 * Makefile.am (libdw_a_SOURCES): Add it.
2634 * libdw.h: Declare dwarf_entry_breakpoints.
2636 * dwarf_entrypc.c: New file.
2637 * Makefile.am (libdw_a_SOURCES): Add it.
2638 * libdw.h: Declare dwarf_entrypc.
2639 * libdwP.h: Add INTDECL.
2641 2005-08-28 Ulrich Drepper <drepper@redhat.com>
2643 * Makefile.am: Use $(LINK) not $(CC) when creating DSO.
2644 (%.os): Use COMPILE.os.
2645 (COMPILE.os): Filter out gconv options.
2647 2005-08-27 Roland McGrath <roland@redhat.com>
2649 * dwarf_getscopes.c (dwarf_getscopes): Rewritten using
2650 __libdw_visit_scopes.
2652 * dwarf_getscopes_die.c: New file.
2653 * Makefile.am (libdw_a_SOURCES): Add it.
2654 * libdw.h: Declare dwarf_getscopes_die.
2655 * libdw.map: Bump to 0.115 and add it.
2657 * libdw_visit_scopes.c (__libdw_visit_scopes): Pass a struct
2658 containing a DIE and its parent pointer, instead of just Dwarf_Die.
2659 Take two functions for both preorder and postorder visitors.
2660 * libdwP.h: Update decl.
2661 (struct Dwarf_Die_Chain): New type.
2662 * dwarf_func_inline.c: Update uses.
2664 * dwarf_diename.c (dwarf_diename): Use dwarf_attr_integrate.
2666 * libdwP.h: Add INTDECL.
2667 * dwarf_func_name.c (dwarf_func_name): Use dwarf_diename.
2669 2005-08-23 Roland McGrath <roland@redhat.com>
2671 * dwarf_attr_integrate.c (dwarf_attr_integrate): Treat
2672 DW_AT_specification the same as DW_AT_abstract_origin.
2674 2005-08-20 Roland McGrath <roland@redhat.com>
2676 * libdw.map: Add dwfl_cumodule, remove dwfl_linecu.
2677 Add dwfl_linux_kernel_report_offline, dwfl_offline_section_address,
2678 and dwfl_report_offline.
2680 2005-08-19 Roland McGrath <roland@redhat.com>
2682 * libdw.map: Bump version to ELFUTILS_0.114 for libdwfl changes.
2683 Add dwfl_module_relocate_address, dwfl_module_relocations,
2684 dwfl_module_relocation_info.
2686 2005-08-18 Roland McGrath <roland@redhat.com>
2688 * dwarf_getscopes.c (dwarf_getscopes): Include the CU itself as
2689 outermost scope in the results.
2691 2005-08-15 Roland McGrath <roland@redhat.com>
2693 * dwarf_func_inline.c: New file.
2694 * Makefile.am (libdw_a_SOURCES): Add it.
2695 * libdw.h: Declare dwarf_func_inline, dwarf_func_inline_instances.
2696 * libdw.map: Add them.
2698 * dwarf_func_die.c: New file.
2699 * Makefile.am (libdw_a_SOURCES): Add it.
2700 * libdw.h: Declare dwarf_func_die.
2701 * libdw.map: Add it. Bump version to ELFUTILS_0.114.
2703 2005-08-10 Ulrich Drepper <drepper@redhat.com>
2705 * dwarf_getsrclines.c (dwarf_getsrclines): Correct fallout of renaming
2706 of DW_LNS_set_epilog_begin.
2708 2005-08-09 Roland McGrath <roland@redhat.com>
2710 * dwarf.h (DW_LNS_set_epilog_begin): Renamed DW_LNS_set_epilogue_begin.
2712 * dwarf_end.c: Add INTDEF.
2713 * dwarf_error.c (dwarf_errmsg): Likewise.
2714 * libdwP.h (dwarf_end, dwarf_errmsg): Add INTDECLs.
2716 2005-08-01 Roland McGrath <roland@redhat.com>
2718 * dwarf_getaranges.c (dwarf_getaranges): Check for bogus offset.
2719 * dwarf_getabbrev.c (__libdw_getabbrev): Likewise.
2721 2005-07-28 Ulrich Drepper <drepper@redhat.com>
2723 * Makefile.am (libdw.so): No need to link with libeu.a anymore.
2724 (libdw_a_LIBADD): Add all files from libdwfl.a.
2726 2005-07-27 Roland McGrath <roland@redhat.com>
2728 * Makefile.am (libdw.so): Link ../libdwfl/libdwfl_pic.a in,
2729 along with ../libebl/libebl.a and ../lib/libeu.a;
2730 depend on ../libelf/libelf.so.
2731 (libdw_so_LDADD): New variable.
2732 * libdw.map: Add dwfl_* symbols formerly in ../libdwfl/libdwfl.map.
2734 * libdw.map: Define an empty base version and move all symbols to
2735 version ELFUTILS_0.111; don't define ELFUTILS_1.0 at all yet.
2737 2005-07-23 Ulrich Drepper <drepper@redhat.com>
2739 * dwarf_error.c: Add internal alias for dwarf_errno.
2740 * libdwP.h: Declare __dwarf_errno_internal.
2741 * dwarf_getloclist.c: Use INTDEF for dwarf_errno.
2743 * dwarf_error.c [USE_TLS]: Actually use __thread in definition of
2746 2005-06-01 Roland McGrath <roland@redhat.com>
2748 * dwarf_getaranges.c (dwarf_getaranges): Sort result array.
2749 * dwarf_getarange_addr.c (dwarf_getarange_addr): Use binary search.
2751 2005-06-08 Roland McGrath <roland@redhat.com>
2753 * memory-access.h (get_uleb128_step, get_uleb128): Remove casts.
2754 (get_sleb128_step, get_sleb128): Likewise.
2755 * dwarf_getattrs.c (dwarf_getattrs): Add consts.
2756 * dwarf_getloclist.c (getloclist): Likewise.
2757 * dwarf_formblock.c (dwarf_formblock): Likewise.
2758 * dwarf_getsrclines.c (dwarf_getsrclines): Likewise.
2759 * dwarf_getabbrevattr.c (dwarf_getabbrevattr): Likewise.
2760 * dwarf_formref.c (dwarf_formref): Likewise.
2761 * dwarf_formsdata.c (dwarf_formsdata): Likewise.
2762 * dwarf_formudata.c (dwarf_formudata): Likewise.
2763 * dwarf_haschildren.c (dwarf_haschildren): Likewise.
2764 * dwarf_child.c (__libdw_find_attr, __libdw_find_attr): Likewise.
2765 * dwarf_tag.c (dwarf_tag): Likewise.
2766 * dwarf_getabbrev.c (__libdw_getabbrev): Likewise.
2767 * memory-access.c (__libdw_get_uleb128, __libdw_get_sleb128): Likewise.
2768 * libdw_form.c (__libdw_form_val_len): Likewise.
2769 * libdwP.h: Update decl.
2771 2005-06-04 Roland McGrath <roland@redhat.com>
2773 * memory-access.h (get_uleb128_rest_return): New macro.
2774 [! IS_LIBDW] (__libdw_get_uleb128): New static, defined using it.
2775 (get_sleb128_rest_return): New macro.
2776 [! IS_LIBDW] (__libdw_get_sleb128): New static, defined using it.
2777 * memory-access.c: New file.
2778 * Makefile.am (libdw_a_SOURCES): Add it.
2779 (DEFS): Add -DIS_LIBDW.
2781 2005-05-31 Roland McGrath <roland@redhat.com>
2783 * dwarf_formref_die.c (dwarf_formref_die): Add CU header offset to
2786 2005-05-30 Roland McGrath <roland@redhat.com>
2788 * dwarf_getloclist.c (dwarf_addrloclists): Use DW_AT_entry_pc for base
2789 address if DW_AT_low_pc is missing. Not to spec, but GCC generates it.
2791 * dwarf_getloclist.c (dwarf_addrloclists): Don't sign-extend 4-byte
2792 BEGIN value. Instead, match base address entries separately for
2795 2005-05-28 Roland McGrath <roland@redhat.com>
2797 * dwarf_getloclist.c (dwarf_addrloclists): Fix decoding to advance
2798 past location expression contents.
2800 2005-05-23 Roland McGrath <roland@redhat.com>
2802 * dwarf_getsrclines.c: Comment typo fix.
2804 * dwarf_haspc.c (dwarf_haspc): Fix CU DIE address calculation.
2805 * dwarf_getloclist.c (dwarf_addrloclists): Likewise.
2807 2005-05-22 Ulrich Drepper <drepper@redhat.com>
2809 * libdwP.h: Only use INTDECL for alias prototypes.
2811 2005-05-19 Roland McGrath <roland@redhat.com>
2813 * dwarf_getloclist.c (attr_ok): Permit DW_AT_static_link too.
2815 * dwarf_getscopevar.c: New file.
2816 * Makefile.am (libdw_a_SOURCES): Add it.
2817 * libdw.h: Declare dwarf_getscopevar.
2819 * dwarf_getsrcfiles.c: Add INTDEF.
2820 * dwarf_haschildren.c: Likewise.
2821 * libdwP.h (dwarf_getsrcfiles, dwarf_haschildren): Add INTDECL.
2823 * dwarf_getscopes.c: New file.
2824 * Makefile.am (libdw_a_SOURCES): Add it.
2825 * libdw.h: Declare dwarf_getscopes.
2826 * libdw.map: Add it.
2828 2005-05-18 Roland McGrath <roland@redhat.com>
2830 * libdwP.h (IDX_debug_ranges): New enum constant.
2831 * dwarf_begin_elf.c (dwarf_scnnames): Add it for ".debug_ranges".
2832 * libdwP.h (DWARF_E_NO_DEBUG_RANGES): New enum constant.
2833 * dwarf_error.c (errmsgs): Add it.
2834 * dwarf_haspc.c: New file.
2835 * libdw.h: Declare dwarf_haspc.
2836 * libdw.map: Add it.
2837 * libdwP.h: Add INTDECL.
2839 * dwarf_attr_integrate.c: New file.
2840 * dwarf_hasattr_integrate.c: New file.
2841 * Makefile.am (libdw_a_SOURCES): Add them.
2842 * libdw.h: Declare dwarf_attr_integrate, dwarf_hasattr_integrate.
2843 * libdw.map: Add them.
2845 * dwarf_hasattr.c: Add INTDEF.
2846 * libdwP.h: Add INTDECL for it.
2848 * dwarf_formref_die.c: New file.
2849 * Makefile.am (libdw_a_SOURCES): Add it.
2850 * libdw.h (dwarf_formref_die): Declare it.
2851 * libdwP.h (dwarf_formref_die): Add INTDECL.
2852 * libdw.map: Add it.
2854 * dwarf_getloclist.c (attr_ok, getloclist): New functions, broken out
2856 (dwarf_getloclist): ... here. Call them.
2857 (dwarf_addrloclists): New function.
2858 * libdw.h: Declare it.
2859 * libdw.map: Add it.
2861 * dwarf_getmacros.c (dwarf_getmacros): Don't bail at
2862 DW_MACINFO_end_file. Recognize type 0 as terminator.
2864 2005-05-05 Roland McGrath <roland@redhat.com>
2866 * dwarf_getsrc_die.c (dwarf_getsrc_die): Use binary search.
2868 * dwarf_getsrclines.c (dwarf_getsrclines): Sort result array, since
2869 the line program does not produce all entries in ascending order.
2871 2005-04-25 Ulrich Drepper <drepper@redhat.com>
2873 * dwarf_getsrc_file.c (dwarf_getsrc_file): Handle multiple
2874 occurences (e.g., inlines) better.
2876 2005-04-24 Ulrich Drepper <drepper@redhat.com>
2878 * libdw.h (DWARF_END_ABBREV): Define.
2879 * dwarf_getabbrev.c (__libdw_getabbrev): Return DWARF_END_ABBREV if
2881 * dwarf_offabbrev.c (dwarf_offabbrev): Return -1 on error, 1 if end
2883 * dwarf_tag.c (__libdw_findabbrev): Also recognize DWARF_END_ABBREV
2884 as error of __libdw_getabbrev.
2886 2005-04-04 Ulrich Drepper <drepper@redhat.com>
2888 * dwarf_getsrc_file.c (dwarf_getsrc_file): Minor optimization.
2890 * dwarf_getsrc_file.c (dwarf_getsrc_file): Always pass number of
2891 results back to caller.
2893 2005-04-04 Roland McGrath <roland@redhat.com>
2895 * dwarf_getsrc_file.c (dwarf_getsrc_file): Use size_t for CUHL.
2897 * dwarf_func_line.c (__libdw_func_intval): Use internal_function in
2900 2005-04-04 Ulrich Drepper <drepper@redhat.com>
2902 * dwarf_getsrc_file.c (dwarf_getsrc_file): Use INTUSE.
2904 * dwarf_getsrc_file.c: New file.
2905 * Makefile.am (libdw_a_SOURCES): Add dwarf_getsrc_file.c.
2906 * libdw.h: Declare dwarf_getsrc_file.
2907 * libdw.map: Add dwarf_getsrc_file.
2909 2005-04-02 Ulrich Drepper <drepper@redhat.com>
2911 * dwarf_func_entrypc.c: New file.
2912 * dwarf_func_col.c: New file.
2913 * dwarf_func_line.c: New file.
2914 * dwarf_func_file.c: New file.
2915 * libdw.h: Add prototypes for new functions.
2916 * libdw.map: Add dwarf_func_entrypc, dwarf_func_col, dwarf_func_line,
2918 * Makefile.am (libdw_a_SOURCES): Add dwarf_func_entrypc.c,
2919 dwarf_func_col.c, dwarf_func_line.c, dwarf_func_file.c.
2920 * libdwP.h (struct Dwarf_Func_s): Add cudie element.
2921 Declare __libdw_func_intval and __dwarf_formsdata_internal.
2922 * dwarf_getfuncs.c: Also fill in cudie in Dwarf_Func object.
2923 * dwarf_formsdata.c: Use INTUSE and INTDEF to avoid PLTs.
2925 * dwarf.h: Add some DWARF3 definitions.
2927 2005-04-01 Ulrich Drepper <drepper@redhat.com>
2929 * dwarf_getfuncs.c: New file.
2930 * dwarf_func_highpc.c: New file.
2931 * dwarf_func_lowpc.c: New file.
2932 * dwarf_func_name.c: New file.
2933 * Makefile.am (libdw_a_SOURCES): Add dwarf_getfuncs.c,
2934 dwarf_func_highpc.c, dwarf_func_lowpc.c, and dwarf_func_name.c.
2935 * libdw.map: Add dwarf_getfuncs, dwarf_func_highpc, dwarf_func_lowpc,
2936 and dwarf_func_name.
2937 * libdw.h: Add prototypes for new functions.
2938 * dwarf_child.c: Use INTUSE and INTDEF to avoid PLTs.
2939 * dwarf_siblingof.c: Likewise.
2940 * dwarf_dieoffset.c: Likewise.
2941 * dwarf_highpc.c: Likewise.
2942 * dwarf_lowpc.c: Likewise.
2943 * libdwP.h: Add prototypes for internal functions.
2944 Define Dwarf_Func_s structure.
2946 2005-03-29 Ulrich Drepper <drepper@redhat.com>
2948 * libdw.h: Add padding in Dwarf_die.
2950 * dwarf_arrayorder.c: Use INTUSE and INTDEF to avoid PLTs.
2951 * dwarf_attr.c: Likewise.
2952 * dwarf_begin.c: Likewise.
2953 * dwarf_begin_elf.c: Likewise.
2954 * dwarf_bitoffset.c: Likewise.
2955 * dwarf_bitsize.c: Likewise.
2956 * dwarf_bytesize.c: Likewise.
2957 * dwarf_diename.c: Likewise.
2958 * dwarf_formaddr.c: Likewise.
2959 * dwarf_formblock.c: Likewise.
2960 * dwarf_formref.c: Likewise.
2961 * dwarf_formstring.c: Likewise.
2962 * dwarf_formudata.c: Likewise.
2963 * dwarf_getarange_addr.c: Likewise.
2964 * dwarf_getarangeinfo.c: Likewise.
2965 * dwarf_getaranges.c: Likewise.
2966 * dwarf_getloclist.c: Likewise.
2967 * dwarf_getmacros.c: Likewise.
2968 * dwarf_getsrc_die.c: Likewise.
2969 * dwarf_getsrcfiles.c: Likewise.
2970 * dwarf_getsrclines.c: Likewise.
2971 * dwarf_highpc.c: Likewise.
2972 * dwarf_lowpc.c: Likewise.
2973 * dwarf_nextcu.c: Likewise.
2974 * dwarf_offdie.c: Likewise.
2975 * dwarf_siblingof.c: Likewise.
2976 * dwarf_srclang.c: Likewise.
2977 * dwarf_tag.c: Likewise.
2978 * libdw_findcu.c: Likewise.
2979 * libdwP.h: Add prototypes for internal functions.
2981 * dwarf_addrdie.c: New file.
2982 * dwarf_macro_opcode.c: New file.
2983 * dwarf_macro_param1.c: New file.
2984 * dwarf_macro_param2.c: New file.
2985 * libdw.h: Add declarations. Move Dwarf_Macro definition to libdwP.h.
2986 * libdwP.h: Remove Dwarf_Macro definition.
2987 * Makefile.am (libdw_a_SOURCES): Add dwarf_addrdie.c,
2988 dwarf_macro_opcode.c, dwarf_macro_param1.c, and dwarf_macro_param2.c.
2989 * libdw.map: Add entries for new functions.
2991 2005-03-21 Ulrich Drepper <drepper@redhat.com>
2993 * libdw.h: Handle broken gcc < 4.
2995 2005-02-15 Ulrich Drepper <drepper@redhat.com>
2997 * Makefile (AM_CFLAGS): Add -Wunused -Wextra -Wformat=2.
2999 * dwarf_begin_elf.c: Fix warnings.
3000 * dwarf_dieoffset.c: Likewise.
3001 * dwarf_end.c: Likewise.
3002 * dwarf_error.c: Likewise.
3003 * dwarf_getpubnames.c: Likewise.
3005 * libdwP.h: Add new error values.
3006 * dwarf_error.c: Support new error values.
3007 * dwarf_getpubnames.c: Check parameter value.
3009 2005-02-05 Ulrich Drepper <drepper@redhat.com>
3011 * Makefile.am: Check for text relocations in constructed DSO.
3013 * Makefile.am [MUDFLAP] (AM_CFLAGS): Add -fmudflap.
3015 2005-02-04 Ulrich Drepper <drepper@redhat.com>
3017 * dwarf_siblingof.c (dwarf_siblingof): Add some buffer boundary
3018 checks to not read over buffer boundaries for ill-formed DWARF data.
3020 2004-09-25 Ulrich Drepper <drepper@redhat.com>
3022 * dwarf_child.c: Make compile with gcc 4.0.
3023 * dwarf_error.c: Likewise.
3024 * dwarf_formblock.c: Likewise.
3025 * dwarf_getabbrev.c: Likewise.
3026 * dwarf_getattrs.c: Likewise.
3027 * dwarf_getsrclines.c: Likewise.
3028 * dwarf_tag.c: Likewise.
3029 * libdw_form.c: Likewise.
3031 2004-01-20 Ulrich Drepper <drepper@redhat.com>
3033 * Makefile.am: Support building with mudflap.
3035 * dwarf_getloclist.c: Fix warnings gcc 3.4 spits out.
3036 * dwarf_getsrclines.c: Likewise.
3037 * dwarf_memory-access.h: Likewise.
3039 2004-01-19 Ulrich Drepper <drepper@redhat.com>
3041 * dwarf_getsrcfiles.c: Third parameter can be NULL.
3043 * libdw.h: Define Dwarf_macro. Declare dwarf_getmacros.
3044 Third parameter of dwarf_getsrcfiles can be NULL.
3046 * libdw.map: Add dwarf_getmacros.
3047 * Makefile.am (libdw_a_SOURCES): Add dwarf_getmacros.
3048 * dwarf_getmacros.c: New file.
3050 2004-01-18 Ulrich Drepper <drepper@redhat.com>
3052 * libdw.h: Second parameter of dwarf_getaranges can be NULL.
3054 * dwarf_nextcu.c: Return -1 if dwarf parameter is NULL.
3056 * dwarf_getsrclines.c:
3057 Use read_2ubyte_unaligned_inc instead of _inc-less variant.
3059 * dwarf_getaranges.c: Allow naranges parameter to be NULL.
3061 * libdwP.h (_): Use elfutils domain.
3063 * dwarf_getsrclines.c (dwarf_getsrclines): Add more branch prediction.
3065 * dwarf_getsrclines.c: Fix typo in comment.
3067 2004-01-17 Ulrich Drepper <drepper@redhat.com>
3069 * Makefile.am: Support building with mudflap.
3071 2004-01-16 Ulrich Drepper <drepper@redhat.com>
3073 * memory-access.h: Add lots of const in case a pointer passed is const.
3075 * dwarf_formflag.c: New file.
3076 * dwarf_getattrs.c: New file.
3077 * dwarf_error.c: Add new error value.
3078 * libdw.h: Add prototypes for new functions. Adjust prototype for
3080 * libdw.map: Add new functions.
3081 * dwarf_getpubnames.c: Change type of return value and fourth parameter
3083 * libdwP.h: Add new error value.
3084 * Makefile.am (libdw_a_SOURCES): Add dwarf_getattrs.c and
3087 * dwarf_getpubnames.c (dwarf_getpubnames): Just fail if dbg is NULL.
3089 2004-01-12 Ulrich Drepper <drepper@redhat.com>
3091 * dwarf_getarange_addr.c: New file
3092 * dwarf_getarangeinfo.c: New file.
3093 * dwarf_getaranges.c: New file.
3094 * dwarf_onerange.c: New file.
3095 * libdw.h: Declare new functions. Define Dwarf_Arange and
3097 * libdw.map: Add new functions.
3098 * libdwP.h: Add new errors. Add aranges member to struct Dwarf.
3099 Define Dwarf_Aranges_s and Dwarf_Arange_s.
3100 * Makefile.am (libdw_a_SOURCES): Add dwarf_getaranges.c,
3101 dwarf_onearange.c, dwarf_getarangeinfo.c, dwarf_getarange_addr.c.
3102 * dwarf_error.c: Add new message.
3104 2004-01-11 Ulrich Drepper <drepper@redhat.com>
3106 * Makefile.am (libdw_a_SOURCES): Add dwarf_lineaddr.c, dwarf_linecol.c,
3107 dwarf_linebeginstatement.c, dwarf_lineendsequence.c, dwarf_lineblock.c,
3108 dwarf_lineprologueend.c, dwarf_lineepiloguebegin.c, dwarf_onesrcline.c.
3109 * dwarf_error.c: Add another message.
3110 * dwarf_getsrc_die.c: Adjust for Dwarf_Files and Dwarf_Lines
3112 * dwarf_filesrc.c: Likewise.
3113 * dwarf_getsrcfiles.c: Likewise.
3114 * dwarf_getsrclines.c: Likewise.
3115 * dwarf_lineaddr.c: New file.
3116 * dwarf_linebeginstatement.c: New file.
3117 * dwarf_lineblock.c: New file.
3118 * dwarf_linecol.c: New file.
3119 * dwarf_lineendsequence.c: New file.
3120 * dwarf_lineepiloguebegin.c: New file.
3121 * dwarf_lineno.c: New file.
3122 * dwarf_lineprologueend.c: New file.
3123 * dwarf_onesrcline.c: New file.
3124 * dwarf_lineno.c: Change interface to store result in object pointed
3125 to by second parameter.
3126 * libdw.h: Add prototypes for new functions. Change dwarf_lineno
3127 prototype. Define Dwarf_Files and Dwarf_Lines.
3128 * libdw.map: Add new functions.
3129 * libdwP.h: Define Dwarf_Files_s and Dwarf_Lines_s.
3130 * libdw_findcu.c: Don't initialize nlines field.
3132 * dwarf_siblingof: Little optimization.
3134 * dwarf_begin.c: Remember that the ELF descriptor must be closed.
3135 * dwarf_end.c: Close ELF descriptor if free_elf is set.
3136 * libdwP.h (struct Dwarf): Add free_elf field.
3138 * Makefile.am (libdw_a_SOURCES): Add dwarf_getstring.c and
3140 * dwarf_getstring.c: New file.
3141 * dwarf_offabbrev.c: New file.
3142 * libdw.map: Add dwarf_getstring and dwarf_offabbrev.
3143 * dwarf_getabbrev.c (__libdw_getabbrev): Add new dbg and result
3144 parameters. Don't allocate memory if not necessary and don't lookup
3145 previous results if no CU given.
3146 (dwarf_getabbrev): Adjust call to __libdw_getabbrev.
3147 * dwarf_tag.c: Adjust call to __libdw_getabbrev.
3148 * libdw.h: Declare dwarf_offabbrev and dwarf_getstring.
3149 * libdwP.h: Change prototype for __libdw_getabbrev.
3151 * dwarf_getabbrevattr.c: Add offsetp parameter. Fill in before
3152 returning if this is wanted.
3154 2004-01-09 Ulrich Drepper <drepper@redhat.com>
3156 * dwarf_nextcu.c: Add new parameter offset_sizep. Initialize it
3157 with offset_size value.
3158 * libdw.h: Adjust dwarf_nextcu prototype.
3159 * libdwP.h (struct Dwarf_CU): Add offset_size member.
3160 * libdw_findcu.c: Adjust dwarf_nextcu call. Initialize offset_size
3161 member of new CU struct.
3162 * dwarf_formstring.c: Depend on offset_size not address_size for
3163 DW_FORM_strp handling.
3164 * dwarf_form.c: Likewise for DW_FORM_strp and DW_FORM_ref_addr.
3166 * dwarf_tag.c (__libdw_findabbrev): Return correct value for
3168 (dwarf_tag): Correctly recognize failed lookup.
3170 * dwarf_end.c (cu_free): Call tdestroy for locs member. Use new
3172 * dwarf_error.c: Add message for DWARF_E_NO_BLOCK.
3173 * dwarf_formblock.c: New file.
3174 * dwarf_getloclist.c: Rewrite to handle a single block.
3175 * libdw.h: Define Dwarf_Block. Rename Dwarf_Loc members. Remove
3176 Dwarf_Locdesc definition. Declare dwarf_formblock. Remove
3177 dwarf_getloclistent declaration.
3178 * libdw.map: Add dwarf_formblock, remove dwarf_getloclistent.
3179 * libdwP.h: Define struct loc_s and DWARF_E_NO_BLOCK.
3180 Add locs member to struct Dwarf_CU.
3181 * libdw_fundcu.c: Initialize locs member of new CU.
3182 * Makefile.am (libdw_a_SOURCES): Add dwarf_formblock.c.
3183 Remove dwarf_getloclistent.c.
3185 2004-01-07 Ulrich Drepper <drepper@redhat.com>
3187 * libdw.h: Use __nonnull__ attribute only for gcc >= 3.3.
3188 * libdwP.h: Likewise.
3190 * dwarf_getloclist.c: New file.
3191 * dwarf_getloclistent.c: New file.
3192 * libdw.h: Define Dwarf_Loc and Dwarf_Locdesc.
3193 Declare dwarf_getloclistent and dwarf_getloclist.
3194 * libdw.map: Add dwarf_getloclistent and dwarf_getloclist.
3195 * libdwP.h: Define DWARF_E_NO_LOCLIST.
3196 * Makefile.am (libdw_a_SOURCES): Add dwarf_getloclistent.c and
3199 * dwarf_error.c: More error messages.
3201 2004-01-06 Ulrich Drepper <drepper@redhat.com>
3203 * dwarf_getsrclines.c: Remove debugging support.
3205 * dwarf_getsrcfiles.c: New file.
3206 * dwarf_filesrc.c: New file.
3207 * libdw.h: Declare these functions. Define Dwarf_File.
3208 * libdwP.c: Adjust Dwarf_File_s definition.
3209 * libdw.map: Add these functions.
3210 * Makefile.am (libdw_a_SOURCES): Add dwarf_getsrcfiles.c and
3212 * dwarf_getsrclines.c: Initialize cu->files.
3214 2004-01-05 Ulrich Drepper <drepper@redhat.com>
3216 * libdw.h: Add more nonnull function attributes.
3218 * dwarf_begin_elf.c (dwarf_begin_elf): Don't initialize mem_tail->next.
3219 * dwarf_end.c (cu_free): New function.
3220 (dwarf_end): Also free CU tree. Correct freeing of memory blocks.
3221 * dwarf_error.c (errmsgs): Add new messages.
3222 * dwarf_getsrc_die.c: New file.
3223 * dwarf_getsrclines.c: New file.
3224 * dwarf_lineno.c: New file.
3225 * dwarf_linesrc.c: New file.
3226 * dwarf_nextcu.c (dwarf_nextcu): Use read_*byte_unaligned_inc
3227 instead of the *_inc-less variants.
3228 * libdw.h: Define Dwarf_Line. Add some function attributes. Declare
3229 dwarf_getsrclines, dwarf_getsrc_die, dwarf_lineno, and dwarf_linesrc.
3230 * libdw.map: Add dwarf_getsrclines, dwarf_getsrc_die, dwarf_lineno,
3232 * libdwP.h: Add more error codes.
3233 (struct Dwarf): Remove mem_tail.next member.
3234 (Dwarf_File): Define type.
3235 (struct Dwarf_Line_s): Define type.
3236 (struct Dwarf_CU): Add lines and nlines members.
3237 (libdw_alloc): Define local variable _tail and use it.
3238 Add some function attributes.
3239 * libdw_alloc.c (__libdw_allocate): Don't initialize next member.
3240 * libdw_findcu.c (__libdw_findcu): Initialize lines and nlines members.
3241 * memory-access.h: Add unlikely for the endian conversion paths.
3242 * Makefile.am (AM_CFLAGS): Add -std parameter.
3243 (libdw_a_SOURCES): Add dwarf_getsrclines, dwarf_getsrc_die,
3244 dwarf_lineno, and dwarf_linesrc.
3246 2003-08-11 Ulrich Drepper <drepper@redhat.com>
3248 * Moved to CVS archive.