1 2018-05-05 Mark Wielaard <mark@klomp.org>
3 * dwarf.h: Add DWARF line content descriptions.
4 * libdwP.h (libdw_valid_user_form): New static function.
5 * dwarf_getsrclines.c (read_srclines): Check and parse version 5
6 DWARF header, dir and file tables separately from older versions
9 2018-04-24 Mark Wielaard <mark@klomp.org>
11 * dwarf_begin_elf.c (dwarf_scnnames): Add ".debug_line_str".
12 * dwarf_error.c (errmsgs): Add DWARF_E_NO_DEBUG_STR and
13 DWARF_E_NO_DEBUG_LINE_STR.
14 * dwarf_formstring.c (dwarf_formstring): Handle DW_FORM_line_strp.
15 Get data from either .debug_str or .debug_line_str.
16 * libdwP.h: Add IDX_debug_line_str, DWARF_E_NO_DEBUG_STR and
17 DWARF_E_NO_DEBUG_LINE_STR.
19 2018-04-03 Mark Wielaard <mark@klomp.org>
21 * dwarf_formudata.c (__libdw_formptr): Take and return const
22 unsigned char pointers.
23 * dwarf_getlocation.c (attr_base_address): Rename to...
24 (__libdw_cu_base_address): this. Take Dwarf_CU, check and set
26 (initial_offset_base): Renamed to...
27 (initial_offset): this. Only provide offset.
28 (getlocations_addr): Move data size check and
29 address base addition into __libdw_read_begin_end_pair_inc. Use
30 __libdw_cu_base_address and initial_offset. Drop Elf_Data NULL
31 check (already done by initial_offset, through __libdw_formptr).
32 (dwarf_getlocations): Use __libdw_cu_base_address and initial_offset.
33 Drop Elf_Data NULL check.
34 * dwarf_ranges.c (__libdw_read_begin_end_pair_inc): Change argument
35 type of readp to Add readend argument. Check data size. Include base
36 in begin and end result.
37 (initial_offset): New static function.
38 (dwarf_ranges): Don't check Elf_Data being NULL (already done by
39 initial_offset, through __libdw_formptr). Use __libdw_cu_base_address
40 and initial_offset. Remove base check and addition (already done by
41 __libdw_read_begin_end_pair_inc.
42 * libdwP.h (Dwarf_CU): Add base_address field.
43 (__libdw_read_begin_end_pair_inc): Change argument type of readp to
44 const. Add readend argument.
45 (__libdw_formptr): Take and return const unsigned char pointers.
46 * libdw_findcu.c (__libdw_intern_next_unit): Initialize Dwarf_CU
49 2018-04-04 Mark Wielaard <mark@klomp.org>
51 * libdw_findcu.c (__libdw_intern_next_unit): Initialize Dwarf_CU
52 addr_base and str_off_base.
54 2018-03-23 Mark Wielaard <mark@klomp.org>
56 * dwarf_begin_elf.c (dwarf_scnnames): Add IDX_debug_str_offsets,
58 * dwarf_error.c (errmsgs): Add DWARF_E_NO_STR_OFFSETS.
59 * dwarf_formstring.c (dwarf_formstring): Handle DW_FORM_strx[1234].
60 (__libdw_cu_str_off_base): New function.
61 * dwarf_formudata.c (dwarf_formudata): Handle IDX_debug_str_offsets
63 * libdwP.h: Add IDX_debug_str_offsets and DWARF_E_NO_STR_OFFSETS.
64 (struct Dwarf_CU): Add str_off_base field.
65 (__libdw_cu_str_off_base): New function declaration.
67 2018-03-22 Mark Wielaard <mark@klomp.org>
69 * dwarf_begin_elf.c (dwarf_scnnames): Add IDX_debug_addr.
70 * dwarf_error.c (errmsgs): Add DWARF_E_NO_DEBUG_ADDR.
71 * dwarf_formaddr.c (dwarf_formaddr): Handle DW_FORM_addrx[1234].
72 (__libdw_cu_addr_base): New function.
73 * dwarf_formudata.c (dwarf_formudata): Handle DW_AT_addr_base as
75 * libdwP.h: Add IDX_debug_addr and DWARF_E_NO_DEBUG_ADDR.
76 (struct Dwarf_CU): Add addr_base field.
77 (__libdw_cu_addr_base): New function definition.
78 * memory-access.h (file_byte_order): New static function.
79 (read_3ubyte_unaligned): New inline function.
81 2018-03-29 Mark Wielaard <mark@klomp.org>
83 * libdw.h (dwarf_decl_file): Extend documentation.
84 (dwarf_linesrc): Likewise.
85 (dwarf_filesrc): Likewise.
87 2018-03-06 Mark Wielaard <mark@klomp.org>
89 * dwarf.h: Add DW_OP_implicit_pointer, DW_OP_addrx, DW_OP_constx,
90 DW_OP_entry_value, DW_OP_const_type, DW_OP_regval_type,
91 DW_OP_deref_type, DW_OP_xderef_type, DW_OP_convert and
93 * dwarf_getlocation.c (__libdw_intern_expression): Handle
94 DW_OP_convert, DW_OP_reinterpret, DW_OP_addrx, DW_OP_constx,
95 DW_OP_regval_type, DW_OP_entry_value, DW_OP_implicit_pointer,
96 DW_OP_deref_type, DW_OP_xderef_type and DW_OP_const_type.
97 * dwarf_getlocation_attr.c (dwarf_getlocation_attr): Handle
98 DW_OP_entry_value, DW_OP_const_type and DW_OP_implicit_pointer.
99 * dwarf_getlocation_die.c (dwarf_getlocation_die): Handle
100 DW_OP_implicit_pointer, DW_OP_convert, DW_OP_reinterpret,
101 DW_OP_const_type, DW_OP_regval_type, DW_OP_deref_type and
103 * dwarf_getlocation_implicit_pointer.c
104 (dwarf_getlocation_implicit_pointer): Handle DW_OP_implicit_pointer.
106 2018-03-01 Mark Wielaard <mark@klomp.org>
108 * dwarf.h: Add DW_AT_GNU_locviews and DW_AT_GNU_entry_view.
109 * dwarf_formudata.c (dwarf_formudata): Handle DW_AT_GNU_locviews
112 2018-02-09 Mark Wielaard <mark@klomp.org>
114 * dwarf_formblock.c (dwarf_formblock): Handle DW_FORM_data16 as a
117 2018-02-09 Mark Wielaard <mark@klomp.org>
119 * dwarf_child.c (__libdw_find_attr): Handle DW_FORM_implicit_const.
120 * dwarf_formsdata.c (dwarf_formsdata): Likewise.
121 * dwarf_formudata.c (dwarf_formudata): Likewise.
122 * dwarf_getabbrev.c (__libdw_getabbrev): Likewise.
123 * dwarf_getattrs.c (dwarf_getattrs): Likewise.
124 * dwarf_hasattr.c (dwarf_hasattr): Likewise.
125 * dwarf_getabbrevattr.c (dwarf_getabbrevattr_data): New function
126 that will also return any data associated with the abbrev. Which
127 currently is only for DW_FORM_implicit_const. Based on...
128 (dwarf_getabbrevattr): ... this function. Which now just calls
129 dwarf_getabbrevattr_data.
130 * libdw.h (dwarf_getabbrevattr_data): Declare new function.
131 * libdw.map (ELFUTILS_0.170): Add dwarf_getabbrevattr_data.
132 * libdwP.h (dwarf_getabbrevattr_data): INTDECL.
133 * memory-access.h (__libdw_get_sleb128_unchecked): New inlined
134 function based on __libdw_get_uleb128_unchecked.
136 2018-02-08 Mark Wielaard <mark@klomp.org>
138 * dwarf.h: Add DWARF5 DW_FORMs.
139 * libdwP.h (__libdw_form_val_compute_len): Handle fix length
140 DW_FORM_implicit_const, DW_FORM_addrx[1234], DW_FORM_strx[1234],
141 DW_FORM_ref_sup[48] and DW_FORM_data16.
142 * libdw_form.c (__libdw_form_val_compute_len): DW_FORM_strp_sup
143 and DW_FORM_line_strp are offset_size. DW_FORM_addrx, DW_FORM_strx,
144 DW_FORM_loclistx and DW_FORM_rnglistx are uleb128.
146 2018-01-30 Mark Wielaard <mark@klomp.org>
148 * Makefile.am (libdw_a_SOURCES): Add dwarf_get_units.c.
149 * dwarf_get_units.c: New file.
150 * libdw.h (dwarf_get_units): New function declaration.
151 * libdw.map (ELFUTILS_0.170): Add dwarf_get_units.
153 2018-01-29 Mark Wielaard <mark@klomp.org>
155 * dwarf.h (DW_UT_*): Add DWARF Unit Header Types.
156 * dwarf_cu_die.c (dwarf_cu_die): Rename arguments. type_signaturep
157 is now called unit_idp. type_offsetp is now called subdie_offsetp.
158 * dwarf_formref_die.c (dwarf_formref_die): Scan both .debug_info
159 and .debug_types sections for type units when type signature ref
161 * dwarf_getaranges.c (dwarf_getaranges): Use __libdw_findcu and
162 __libdw_first_die_off_from_cu instead of trying by hand.
163 * dwarf_getlocation_die.c (dwarf_getlocation_die): Use ISV4TU
164 instead of checking type_offset by hand.
165 * dwarf_getlocation_implicit_pointer.c
166 (dwarf_getlocation_implicit_pointer): Likewise.
167 * dwarf_nextcu.c (dwarf_next_unit): Call __libdw_next_unit.
168 (__libdw_next_unit): New function based on dwarf_next_unit with
169 DWARF5 header support.
170 * libdwP.h (struct Dwarf_CU): Renamed type_offset to subdie_offset
171 and type_sig8 to unit_id8.
172 (ISV4TU): New macro to determine whether a CU is a version 4 type
173 unit (which comes from the .debug_types section).
174 (DIE_OFFSET_FROM_CU_OFFSET): Replaced macro by real function...
175 (__libdw_first_die_from_cu_start): ... that also handles DWARF5
177 (__libdw_first_die_off_from_cu): New function that calls the above
179 (CUDIE): Use __libdw_first_die_off_from_cu.
180 (SUBDIE): New macro that provides the DIE for a CU using the
182 (__libdw_next_unit): New internal function declaration.
183 * libdw_findcu.c (__libdw_intern_next_unit): Use __libdw_next_unit.
184 Accept DWARF version 5 headers. Setup unit_type.
185 (__libdw_findcu): Rename debug_types argument to v4_debug_types
186 argument (to indicate that we are looking in the .debug_types
187 section). Support finding the exact offset (unit header start).
189 2018-01-25 Mark Wielaard <mark@klomp.org>
191 * Makefile.am (libdw_a_SOURCES): Add dwarf_die_addr_die.c.
192 * dwarf_die_addr_die.c: New file.
193 * libdw.h (dwarf_die_addr_die): New function declaration.
194 * libdw.map (ELFUTILS_0.171): New section with dwarf_die_addr_die.
195 * libdwP.h (__libdw_findcu_addr): New internal function declaration.
196 * libdw_findcu.c (__libdw_findcu_addr): New internal function.
198 2018-02-09 Joshua Watt <JPEWhacker@gmail.com>
200 * cfi.c (execute_cfi): Use FALLTHROUGH macro instead of comment.
201 * dwarf_frame_register.c (dwarf_frame_register): Likewise.
203 2018-01-22 Mark Wielaard <mark@klomp.org>
205 * Makefile.am (AM_CPPFLAGS): Add -I libdwelf.
206 * dwarf_begin_elf.c (dwarf_begin_elf): Initialize Dwarf alt_fd to -1.
207 * dwarf_end.c (dwarf_end): Call dwarf_end and close on the alt_dwarf
208 and alt_fd if we allocated them.
209 * dwarf_fromref_die.c (dwarf_formref_die): Call dwarf_getalt.
210 * dwarf_formstring.c (dwarf_formstring): Likewise.
211 * dwarf_getalt.c (__libdw_filepath): New internal function.
212 (find_debug_altlink): New static function.
213 (dwarf_getalt): Check Dwarf alt_dwarf and call find_debug_altlink.
215 * dwarf_setalt.c (dwarf_setalt): Clean up Dwarf alt_dwarf and alt_fd
217 * libdw.h (dwarf_getalt): Extend documentation.
218 (dwarf_setalt): Likewise.
219 * libdwP.h (struct Dwarf): Add alt_fd field.
220 (filepath): Declare new internal function.
222 2018-01-14 Petr Machata <pmachata@gmail.com>
224 * dwarf_formsdata.c (dwarf_formsdata):
225 <DW_FORM_data1>: Cast to signed char.
226 <DW_FORM_data2,4,8>: Use read_*sbyte_unaligned instead of
227 read_*ubyte_unaligned.
229 2017-12-26 Mark Wielaard <mark@klomp.org>
231 * libdwP.h (struct Dwarf_Abbrev): Pack struct. Remove attrcnt,
232 use bitfields for has_children and code.
233 * dwarf_getabbrev.c (__libdw_getabbrev): Don't count attrs.
234 * dwarf_getattrcnt.c (dwarf_getattrcnt): Count attrs.
236 2017-12-26 Mark Wielaard <mark@klomp.org>
238 * memory-access.h (__libdw_get_uleb128_unchecked): New function.
239 (get_uleb128_unchecked): New define.
240 * dwarf_child.c (__libdw_find_attr): Use get_uleb128_unchecked to
241 read attr name and form.
242 * dwarf_getabbrevattr.c (dwarf_getabbrevattr): Likewise.
243 * dwarf_getattrs.c (dwarf_getattrs): Likewise.
244 * dwarf_hasattr.c (dwarf_hasattr): Likewise.
246 2017-12-28 Mark Wielaard <mark@klomp.org>
248 * dwarf_offdie.c (__libdw_offdie): Check sectiondata exists.
250 2017-05-09 Ulf Hermann <ulf.hermann@qt.io>
251 Mark Wielaard <mark@klomp.org>
253 * libdwP.h (__libdw_in_section): Fix check for the upper border of
255 (__libdw_offset_in_section): Likewise.
257 2017-12-20 Mark Wielaard <mark@klomp.org>
259 * libdwP.h (struct Dwarf_CU): Add sec_idx field.
260 (cu_sec_idx): Return cu->sec_idx.
261 * libdw_findcu.c (__libdw_intern_next_unit): Set cu sec_idx to
262 IDX_debug_info or IDX_debug_types.
263 * dwarf_begin_elf.c (valid_p): Set fake_loc_cu->sec_idx to
265 * dwarf_getmacros.c (read_macros): Set fake_cu->sec_idx to
266 IDX_debug_macro or IDX_debug_macinfo.
268 2017-12-12 Mark Wielaard <mark@klomp.org>
270 * dwarf_aggregate_size.c (dwarf_aggregate_size): Don't peel the
271 given DIE. Reserve memory for a new DIE first.
273 2017-12-11 Dima Kogan <dima@secretsauce.net>
275 * dwarf_aggregate_size.c (array_size): Handle multi-dimensional
278 2017-11-03 Mark Wielaard <mark@klomp.org>
280 * dwarf_getlocation.c (__libdw_intern_expression): Handle
281 DW_OP_GNU_variable_value.
282 * dwarf_getlocation_attr.c (dwarf_getlocation_attr): Likewise.
283 * dwarf_getlocation_die.c (dwarf_getlocation_die): Likewise.
285 2017-11-03 Mark Wielaard <mark@klomp.org>
287 * dwarf_getlocation.c (attr_ok): Always accept DW_FORM_exprloc.
288 Update list of acceptable attribute codes based on DWARF5.
290 2017-11-03 Mark Wielaard <mark@klomp.org>
292 * dwarf.h: Add DW_OP_GNU_variable_value.
294 2017-10-03 Mark Wielaard <mark@klomp.org>
296 * libdw.h: Define LIBDW_CIE_ID and use it in dwarf_cfi_cie_p.
298 2017-08-18 Ulf Hermann <ulf.hermann@qt.io>
300 * memory-access.h: Use attribute_packed.
302 2017-02-27 Ulf Hermann <ulf.hermann@qt.io>
304 * libdwP.h: Use attribute_hidden.
305 * libdw_alloc.c: Likewise.
307 2017-02-27 Ulf Hermann <ulf.hermann@qt.io>
309 * Makefile.am: Use fpic_CFLAGS and dso_LDFLAGS.
311 2017-07-26 Mark Wielaard <mark@klomp.org>
313 * dwarf.h: Add DW_MACRO_* and compat defines for DW_MACRO_GNU_*.
314 * dwarf_getmacros.c (get_table_for_offset): Accept either version
315 4 or 5. Use DW_MACRO names instead of DW_MACRO_GNU names.
316 (read_macros): Use table version for fake_cu.
318 2017-07-26 Mark Wielaard <mark@klomp.org>
320 * dwarf_peel_type.c (dwarf_peel_type): Handle DW_TAG_immutable_type,
321 DW_TAG_packed_type and DW_TAG_shared_type.
322 * libdw.h (dwarf_peel_type): Extend documentation.
324 2017-07-26 Mark Wielaard <mark@klomp.org>
326 * dwarf.h: Add DW_DEFAULTED_no, DW_DEFAULTED_in_class and
327 DW_DEFAULTED_out_of_class.
329 2017-07-26 Mark Wielaard <mark@klomp.org>
331 * dwarf.h: Add DW_CC_pass_by_reference and DW_CC_pass_by_reference.
333 2017-07-26 Mark Wielaard <mark@klomp.org>
335 * dwarf_default_lower_bound.c: New file.
336 * Makefile.am (libdw_a_SOURCES): Add dwarf_default_lower_bound.c.
337 * dwarf_aggregate_size.c (array_size): Use dwarf_default_lower_bound.
338 * dwarf_error.c (errmsgs): Add DWARF_E_UNKNOWN_LANGUAGE.
339 * libdw.h: Add dwarf_default_lower_bound.
340 * libdw.map (ELFUTILS_0.170): Add dwarf_default_lower_bound.
341 * libdwP.h: Add DWARF_E_UNKNOWN_LANGUAGE and
342 dwarf_default_lower_bound INTDECL.
344 2017-07-26 Mark Wielaard <mark@klomp.org>
346 * dwarf.h: Add DW_LANG_OpenCL, DW_LANG_Modula3,
347 DW_LANG_C_plus_plus_03, DW_LANG_OCaml, DW_LANG_Rust, DW_LANG_Swift,
348 DW_LANG_Julia, DW_LANG_Dylan, DW_LANG_RenderScript, DW_LANG_BLISS.
349 * dwarf_aggregate_size.c (array_size): Add lower bound for
350 DW_LANG_C_plus_plus_03, DW_LANG_Python, DW_LANG_OpenCL,
351 DW_LANG_Haskell, DW_LANG_OCaml, DW_LANG_Rust, DW_LANG_Swift,
352 DW_LANG_Dylan, DW_LANG_RenderScript, DW_LANG_Modula3,
353 DW_LANG_Julia and DW_LANG_BLISS.
355 2017-07-26 Mark Wielaard <mark@klomp.org>
357 * dwarf.h: Add DW_ATE_UCS and DW_ATE_ASCII.
359 2017-07-25 Mark Wielaard <mark@klomp.org>
361 * dwarf.h: Add DW_TAG_coarray_type, DW_TAG_generic_subrange,
362 DW_TAG_dynamic_type, DW_TAG_call_site, DW_TAG_call_site_parameter,
363 DW_TAG_skeleton_unit, DW_TAG_immutable_type. Add reserved comments
364 for currently unused numbers.
366 2017-07-25 Mark Wielaard <mark@klomp.org>
368 * dwarf.h (DWARF attributes enum): Remove DW_AT_subscr_data,
369 DW_AT_element_list and DW_AT_member. Add DWARF5 attribute constants.
370 (DW_AT_subscr_data, DW_AT_element_list, DW_AT_member): New defines.
372 2017-07-21 Mark Wielaard <mark@klomp.org>
374 * dwarf_line_file.c: New file.
375 * Makefile.am (libdw_a_SOURCES): Add dwarf_line_file.c.
376 * libdw.h (dwarf_line_file): New function declaration.
377 * libdw.map (ELFUTILS_0.170): New. Add dwarf_line_file.
379 2017-02-17 Ulf Hermann <ulf.hermann@qt.io>
381 * Makefile.am: Add libdw_so_LIBS to specify the archives libdw is is
382 made of, libdw_so_DEPS for libraries it depends on (including
383 libeu.a), libdw_so_LDLIBS to specify libraries libdw links against.
384 (libdw.so$(EXEEXT)): Add $(libdw_so_LDLIBS), remove enumeration of
385 library dependencies, use libdw_so_LIBS rather than relying on the
386 order of dependencies specified, add -z,relro.
388 2017-04-20 Ulf Hermann <ulf.hermann@qt.io>
390 * libdw.h: Remove attribute macro declarations and use
391 __noreturn_attribute__ as defined in libelf.h.
393 2017-04-20 Ulf Hermann <ulf.hermann@qt.io>
395 * dwarf_begin_elf.c: Include endian.h.
397 2017-03-30 Mark Wielaard <mjw@redhat.com>
399 * dwarf_peel_type.c (dwarf_peel_type): Call dwarf_attr_integrate on
402 2016-10-22 Mark Wielaard <mjw@redhat.com>
404 * dwarf.h: Correct spelling of DW_LANG_PLI. Add compatibility define.
405 * dwarf_aggregate_size.c (array_size): Use correct spelling of
408 2016-11-02 Mark Wielaard <mjw@redhat.com>
410 * cfi.c (execute_cfi): Add fallthrough comments.
411 * encoded-value.h (encoded_value_size): Add explicit return instead
412 of relying on fallthrough.
413 * dwfl_report_elf.c (__libdwfl_elf_address_range): Add fallthrough
416 2016-10-11 Akihiko Odaki <akihiko.odaki.4i@stu.hosei.ac.jp>
418 * dwarf_getpubnames.c: Remove sys/param.h include, add system.h.
419 * libdw_alloc.c: Likewise.
421 2016-07-08 Mark Wielaard <mjw@redhat.com>
423 * libdw.map (ELFUTILS_0.167): New. Add dwelf_strtab_init,
424 dwelf_strtab_add, dwelf_strtab_add_len, dwelf_strtab_finalize,
425 dwelf_strent_off, dwelf_strent_str and dwelf_strtab_free.
427 2016-02-13 Mark Wielaard <mjw@redhat.com>
429 * dwarf_getsrclines.c (read_srclines): Calculate ndirs first, then
432 2015-12-18 Mark Wielaard <mjw@redhat.com>
434 * libdwP.h (struct Dwarf): Remove sectiondata_gzip_mask.
435 (__libdw_free_zdata): Remove.
436 * dwarf_begin_elf.c (inflate_section): Remove.
437 (check_section): Remove __libdw_free_zdata calls. Use elf_compress
438 and elf_compress_gnu to decompress if necessary.
439 (valid_p): Remove __libdw_free_zdata calls.
440 (scngrp_read): Use elf_compress if section is compressed. Remove
441 __libdw_free_zdata calls.
442 * dwarf_end.c (__libdw_free_zdata): Remove.
443 (dwarf_end): Don't call __libdw_free_zdata.
445 2015-10-28 Mark Wielaard <mjw@redhat.com>
447 * libdw.map (ELFUTILS_0.165): New. Add dwelf_scn_gnu_compressed_size.
449 2015-12-02 Mark Wielaard <mjw@redhat.com>
451 * fde.c (intern_fde): Don't leak duplicate FDEs.
453 2015-12-01 Mark Wielaard <mjw@redhat.com>
455 * fde.c (intern_fde): Don't intern an fde that doesn't cover a
458 2015-12-01 Mark Wielaard <mjw@redhat.com>
460 * dwarf_end.c (dwarf_end): Call cu_free on fake_loc_cu if it exists.
462 2015-10-14 Chih-Hung Hsieh <chh@google.com>
464 * dwarf_entry_breakpoints.c (dwarf_entry_breakpoints): Move recursive
465 functions 'add_bkpt', 'entrypc_bkpt', and 'search_range' to file scope.
467 2015-10-14 Chih-Hung Hsieh <chh@google.com>
469 * libdw_visit_scopes.c (__libdw_visit_scopes): Move recursive nested
470 function 'walk_children' to file scope; inline 'recurse' at its call
473 2015-10-19 Mark Wielaard <mjw@redhat.com>
475 * frame-cache.c (__libdw_destroy_frame_cache): Call ebl_closebackend
478 2015-10-16 Dmitry V. Levin <ldv@altlinux.org>
480 * dwarf_getsrclines.c (read_srclines): Initialize state early.
482 2015-10-13 Chih-Hung Hsieh <chh@google.com>
484 * dwarf_getsrclines.c (read_srclines): Move nested functions
485 'advance_pc' and 'add_new_line' to file scope and keep many
486 local state variables within one structure.
488 2015-10-13 Chih-Hung Hsieh <chh@google.com>
490 * dwarf_getscopevar.c (dwarf_getscopevar): Move nested
491 function 'file_matches' to file scope.
493 2015-10-16 Mark Wielaard <mjw@redhat.com>
495 * Makefile.am (libdw.so): Add -lz.
497 2015-10-14 Chih-Hung Hsieh <chh@google.com>
499 * cfi.c (execute_cfi): Move nested functions 'enough_registers'
500 and 'require_cfa_offset' to file scope.
502 2015-10-09 Josh Stone <jistone@redhat.com>
504 * dwarf_begin.c (dwarf_begin): Replace stat64 and fstat64 with stat
507 2015-10-05 Josh Stone <jistone@redhat.com>
509 * Makefile.am (libdw.so): Add AM_V_CCLD and AM_V_at silencers.
511 2015-09-24 Jose E. Marchesi <jose.marchesi@oracle.com>
513 * Makefile.am (AM_CFLAGS): Use -fPIC instead of -fpic to avoid
514 relocation overflows in some platforms.
516 2015-09-23 Mark Wielaard <mjw@redhat.com>
518 * dwarf_error.c (__libdw_seterrno): Mark as internal_function.
519 * dwarf_formref.c (__libdw_formref): Likewise.
520 * libdw_findcu.c (__libdw_findcu): Likewise.
521 * libdw_visit_scopes.c (__libdw_visit_scopes): Likewise.
523 2015-09-22 Mark Wielaard <mjw@redhat.com>
525 * *.c: Remove old-style function definitions.
527 2015-09-15 Mark Wielaard <mjw@redhat.com>
529 * dwarf_peel_type.c (dwarf_peel_type): Don't reassign result pointer.
531 2015-09-09 Chih-Hung Hsieh <chh@google.com>
533 * dwarf_macro_getsrcfiles.c (dwarf_macro_getsrcfiles): Remove
534 redundant NULL tests on parameters declared with __nonnull_attribute__.
535 * dwarf_siblingof.c (dwarf_siblingof): Likewise.
536 * libdw_visit_scopes.c (__libdw_visit_scopes): Likewise.
538 2015-09-04 Chih-Hung Hsieh <chh@google.com>
539 Mark Wielaard <mjw@redhat.com>
541 * dwarf_getlocation.c (getlocations_addr): Replace K&R function
542 definition with ansi-C definition and add const qualifier to
545 2015-09-04 Chih-Hung Hsieh <chh@google.com>
547 * libdw_findcu.c (__libdw_intern_next_unit): Replace K&R function
548 definition with ansi-C definitions.
549 (__libdw_findcu): Likewise.
551 2015-08-25 Mark Wielaard <mjw@redhat.com>
553 * dwarf.h: Add DW_LANG_Haskell.
555 2015-06-18 Mark Wielaard <mjw@redhat.com>
557 * dwarf_begin_elf.c (dwarf_begin_elf): Assert page size is big enough
560 2015-06-18 Mark Wielaard <mjw@redhat.com>
562 * dwarf_getpubnames.c (get_offsets): Always free mem on error.
564 2015-06-18 Mark Wielaard <mjw@redhat.com>
566 * dwarf_getmacros.c (get_macinfo_table): Return NULL when
567 dwarf_formudata reports an error.
568 (get_table_for_offset): Likewise.
570 2015-06-08 Mark Wielaard <mjw@redhat.com>
572 * dwarf_getsrclines.c (read_srclines): Initialize dirarray early.
574 2015-06-06 Mark Wielaard <mjw@redhat.com>
576 * dwarf_getsrclines.c (read_srclines): Initialize filelist early.
578 2015-05-27 Mark Wielaard <mjw@redhat.com>
580 * encoded-value.h (read_encoded_value): Check data d_size contains
581 at least enough data to hold a pointer for DW_EH_PE_indirect.
583 2015-05-22 Mark Wielaard <mjw@redhat.com>
585 * dwarf_getsrclines.c (read_srclines): Limit stack usage of lines
586 with MAX_STACK_LINES, files with MAX_STACK_LINES and dirs with
587 MAX_STACK_DIRS. Calculate number of dirs needed first, then
588 create dirarray directly, without needing the next field. Free
589 not stack allocated lines and files at the end.
591 2015-05-19 Mark Wielaard <mjw@redhat.com>
593 * dwarf_getlocation.c (__libdw_intern_expression): Create a stack
594 allocated array to hold locs. Allocate locs bigger than the array
595 with malloc and free them when done.
597 2015-05-11 Jonathan Lebon <jlebon@redhat.com>
599 * libdwP.h (DWARF_E_COMPRESSED_ERROR): New enumerator.
600 * dwarf_error.c (errmsgs): Add DWARF_E_COMPRESSED_ERROR message.
601 * dwarf_begin_elf.c (inflate_section): New static function, lifted
603 (check_section): ... here. Call inflate_section, set libdw errno to
604 DWARF_E_COMPRESSED_ERROR if .debug_info section couldn't be inflated.
606 2015-05-11 Jonathan Lebon <jlebon@redhat.com>
608 * dwarf_begin_elf.c (check_section): Add compressed flag. Always
609 check for .zdebug sections. Only wrap decompression in #if USE_ZLIB.
611 2015-05-06 Mark Wielaard <mjw@redhat.com>
613 * dwarf_getsrclines.c (read_srclines): Use an int64_t to store and
614 check the line number.
616 2015-05-05 Mark Wielaard <mjw@redhat.com>
618 * dwarf_getaranges.c (dwarf_getaranges): Check there is enough data
619 left before reading values.
621 2015-05-04 Anthony G. Basile <blueness@gentoo.org>
623 * Makefile.am (libdw_so_SOURCES): Append $(argp_LDADD) to link
626 2015-04-22 Mark Wielaard <mjw@redhat.com>
628 * memory-access.h (__libdw_max_len_leb128): Take type_len as argument.
629 (__libdw_max_len_uleb128): New function.
630 (__libdw_max_len_sleb128): Likewise.
631 (__libdw_get_uleb128): Use __libdw_max_len_uleb128.
632 (__libdw_get_sleb128): Use __libdw_max_len_sleb128.
634 2015-04-21 Mark Wielaard <mjw@redhat.com>
636 * dwarf_getmacros.c (read_macros): Allocate attributes dynamically
637 when there are more than 8.
639 2015-04-01 Petr Machata <pmachata@redhat.com>
641 * libdwP.h (DWARF_E_NOT_CUDIE): New enumerator.
642 (is_cudie): New function.
643 * dwarf_error.c (errmsgs): Add message for DWARF_E_NOT_CUDIE.
644 * dwarf_getsrcfiles.c (dwarf_getsrcfiles): Call is_cudie instead
645 of white-listing valid tags.
646 * dwarf_getsrclines.c (dwarf_getsrclines): Likewise.
648 2015-03-18 Petr Machata <pmachata@redhat.com>
650 * Makefile.am (pkginclude_HEADERS): Add known-dwarf.h.
651 (EXTRA_DIST): Remove known-dwarf.h.
653 2015-02-09 Mark Wielaard <mjw@redhat.com>
655 * dwarf.h: Add DW_LANG_Fortran03 and DW_LANG_Fortran08.
656 * dwarf_aggregate_size.c (array_size): Recognize array lower bound
657 for new Fortran language codes is 1.
659 2015-02-09 Mark Wielaard <mjw@redhat.com>
661 * dwarf.h: Add DW_TAG_atomic_type.
662 * libdw.h (dwarf_peel_type): Document DW_TAG_atomic_type.
663 * dwarf_peel_type.c (dwarf_peel_type): Handle DW_TAG_atomic_type.
665 2015-02-11 Josh Stone <jistone@redhat.com>
667 * encoded-value.h (read_encoded_value): Initialize value.
669 2015-02-11 Petr Machata <pmachata@redhat.com>
671 * dwarf_ranges.c (dwarf_ranges): Do not bail out when neither
672 DW_AT_entry_pc nor DW_AT_low_pc are available. Instead remember
673 the fact in *BASEP and bail out later if it hasn't been updated by
674 __libdw_read_begin_end_pair_inc.
676 2014-12-24 Mark Wielaard <mjw@redhat.com>
678 * dwarf_getsrc_die.c (dwarf_getsrc_die): Return the last line record
679 smaller than or equal to addr, rather than returning immediately on
682 2015-01-07 Mark Wielaard <mjw@redhat.com>
684 * cfi.h (struct Dwarf_CFI_s): Add search_table_len.
685 * dwarf_getcfi_elf.c (getcfi_gnu_eh_frame): Check there is enough
686 room in the search table for all entries. Store search_table_len.
687 (getcfi_scn_eh_frame): Likewise.
688 * encoded-value.h (encoded_value_size): Don't abort, return zero.
689 (__libdw_cfi_read_address_inc): Check there is enough room to read
690 values. Pass other byte order to read functions.
691 (read_encoded_value): Check encoded_value_size. Don't abort, but
692 set libdw errno and report failure. Check there is enough room to
694 * fde.c (binary_search_fde): Check encoded value size. Add hdr
695 data buf and size to dummy_cfi.
697 2015-01-04 Mark Wielaard <mjw@redhat.com>
699 * dwarf_siblingof.c (dwarf_siblingof): Check sibling attribute
700 is after current DIE.
702 2015-01-04 Mark Wielaard <mjw@redhat.com>
704 * cfi.c (enough_registers): Check reg < INT32_MAX / sizeof
705 (dwarf_frame_register).
707 2015-01-02 Mark Wielaard <mjw@redhat.com>
709 * dwarf_getcfi_elf.c (parse_eh_frame_hdr): Add size check.
710 (getcfi_gnu_eh_frame): Remove size check. Check d_buf is not NULL.
711 (getcfi_scn_eh_frame): Check d_buf is not NULL.
713 2015-01-02 Mark Wielaard <mjw@redhat.com>
715 * dwarf_getlocation.c (__libdw_intern_expression): Check dbg is not
716 NULL for DW_OP_call_ref and DW_OP_GNU_implicit_pointer. For
717 DW_OP_addr if dbg is NULL then read argument directly.
719 2015-01-14 Jason P. Leasure <jpleasu@super.org>
721 * dwarf_formref_die.c (dwarf_formref_die): Offset is cu->type_offset
724 2014-12-27 Mark Wielaard <mjw@redhat.com>
726 * dwarf_siblingof.c (dwarf_siblingof): Check sibling attribute offset
727 still falls inside CU data.
729 2015-01-11 Mark Wielaard <mjw@redhat.com>
731 * dwarf_func_inline.c (dwarf_func_inline_instances): Call
732 __libdw_visit_scopes with NULL imports.
733 * dwarf_getfuncs.c (dwarf_getfuncs): Likewise.
734 * dwarf_getscopes.c (pc_record): Likewise.
735 (dwarf_getscopes): Likewise.
736 * dwarf_getscopes_die.c (dwarf_getscopes_die): Likewise.
737 * libdwP.h (__libdw_visit_scopes): Add imports argument.
738 * libdw_visit_scopes.c (__libdw_visit_scopes): Likewise. Add new
739 function imports_contains. Push and pop imports around walk_children
740 when processing DW_TAG_imported_unit.
742 2014-12-18 Ulrich Drepper <drepper@gmail.com>
744 * Makefile.am: Suppress output of textrel_check command.
746 2014-12-16 Mark Wielaard <mjw@redhat.com>
748 * dwarf_getsrclines.c (read_srclines): Check diridx is valid under
751 2014-12-16 Mark Wielaard <mjw@redhat.com>
753 * dwarf_getpubnames.c (dwarf_getpubnames): Make sure there is enough
754 space to read die offset.
756 2014-12-16 Mark Wielaard <mjw@redhat.com>
758 * dwarf_getsrclines.c (read_srclines): Correct overflow check for
761 2014-12-15 Mark Wielaard <mjw@redhat.com>
763 * dwarf_getpubnames.c (get_offsets): Make sure whole unit fall inside
764 section data. Set error to DWARF_E_NO_ENTRY if cnt is zero.
765 (dwarf_getpubnames): Make sure section data contains string zero
768 2014-12-16 Mark Wielaard <mjw@redhat.com>
770 * memory-access.h (__libdw_get_sleb128): Unroll the first step to help
771 the compiler optimize for the common single-byte case.
773 2014-12-15 Josh Stone <jistone@redhat.com>
775 * memory-access.h (__libdw_max_len_leb128): New.
776 (__libdw_get_uleb128): Use __libdw_max_len_leb128.
777 (__libdw_get_sleb128): Likewise.
779 2014-12-14 Mark Wielaard <mjw@redhat.com>
781 * cfi.c (execute_cfi): Add program bounds checks.
782 * dwarf_child.c (__libdw_find_attr): Add attrp bounds checks.
783 * dwarf_formblock.c (dwarf_formblock): Call get_uleb128 with endp.
784 * dwarf_formref.c (__libdw_formref): Add datap bounds checks.
785 * dwarf_formsdata.c (dwarf_formsdata): Likewise.
786 * dwarf_formudata.c (dwarf_formudata): Likewise.
787 * dwarf_frame_register.c (dwarf_frame_register): Call get_uleb128
788 with end of data buf.
789 * dwarf_getabbrev.c (__libdw_getabbrev): Add abbrevp bounds checks.
790 * dwarf_getabbrevattr.c (dwarf_getabbrevattr): Assume get_uleb128
791 call gets enough data.
792 * dwarf_getattrs,c (dwarf_getattrs): Call get_uleb128 with endp.
793 * dwarf_getlocation.c (store_implicit_value): Call get_uleb128
795 (__libdw_intern_expression): Call get_uleb128/get_sleb128 with
797 * dwarf_getmacros.c (get_table_for_offset): Add nforms bounds check.
798 * dwarf_getsrclines.c (read_srclines): Bounds check linep and call
799 get_uleb128 with lineendp.
800 * dwarf_hasattr.c (dwarf_hasattr): Bounds check attrp and call
801 get_uleb128 with endp.
802 * dwarf_next_cfi.c (dwarf_next_cfi): Bounds check bytes and call
803 get_uleb128/get_sleb128 with limit.
804 * encoded-value.h (read_encoded_value): Assume get_uleb128 and
805 get_sleb128 get called with enough data.
806 * fde.c (intern_fde): Call get_uleb128 with instructions_end.
807 * libdwP.h (__libdw_dieabbrev): Call get_uleb128 with die->cu->endp.
808 * libdw_form.c (__libdw_form_val_compute_len): Call get_uleb128 with
810 * memory-access.h (__libdw_get_uleb128): Take an extra endp.
811 Don't call get_uleb128_step if out of data.
812 (__libdw_get_sleb128): Likewise for get_sleb128_step.
814 2014-12-12 Mark Wielaard <mjw@redhat.com>
816 * libdwP.h (struct Dwarf): Add fake_loc_cu.
818 (DIE_OFFSET_FROM_CU_OFFSET): Don't use cu_data, use cu_sec_idx.
819 (__libdw_form_val_compute_len): Drop dbg and endp arguments.
820 (__libdw_form_val_len): Likewise.
821 * libdw_form.c (__libdw_form_val_compute_len): Likewise.
822 * libdw_findcu.c (__libdw_intern_next_unit): Don't use cu_data, use
823 the already found data buffer directly.
824 * dwarf_begin_elf.c (valid_p): Setup fake_loc_cu.
825 * dwarf_end.c (dwarf_end): Free fake_loc_cu.
826 * dwarf_child.c (__libdw_find_attr): Call __libdw_form_val_len with
828 * dwarf_getattrs.c (dwarf_getattrs): Likewise.
829 * dwarf_formblock.c (dwarf_formblock): Add bounds checking.
830 * dwarf_getlocation_attr.c (attr_form_cu): New function.
831 (dwarf_getlocation_attr): Use attr_form_cu to set result->cu.
832 (getlocation): Handle empty blocks immediately.
833 * dwarf_getlocation_implicit_pointer.c (empty_cu): New static var.
834 (__libdw_empty_loc_attr): Drop cu argument, use empty_cu.
835 (dwarf_getlocation_implicit_pointer): Call __libdw_empty_loc_attr with
837 * dwarf_getmacros.c (read_macros): Also setup startp and endp for
838 fake_cu. Call __libdw_form_val_len with just fake_cu.
839 * dwarf_formref_die.c (dwarf_formref_die): Don't use cu_data, get
840 datap and size directly from cu startp and endp.
842 2014-12-11 Mark Wielaard <mjw@redhat.com>
844 * libdw_findcu.c (__libdw_intern_next_unit): Sanity check offset.
846 2014-12-13 Mark Wielaard <mjw@redhat.com>
848 * dwarf_getaranges.c (compare_aranges): Make sure Dwarf_Addr
849 difference doesn't wrap around before returning as int.
851 2014-12-11 Josh Stone <jistone@redhat.com>
853 * dwarf_getsrclines.c (struct linelist): Add sequence.
854 (compare_lines): Take linelists, and break ties by sequence.
855 (read_srclines): Use linelists for sorting.
856 (read_srclines::add_new_line): Set sequence.
858 2014-12-10 Josh Stone <jistone@redhat.com>
860 * libdwP.h (Dwarf_CU): Add startp and endp boundaries.
861 * libdw_findcu.c (__libdw_intern_next_unit): Set startp and endp.
862 * dwarf_child.c (dwarf_child): Use cu->endp.
863 * dwarf_cuoffset.c (dwarf_cuoffset): Use cu->startp.
864 * dwarf_dieoffset.c (dwarf_dieoffset): Use cu->startp.
865 * dwarf_siblingof.c (dwarf_siblingof): Use both.
867 2014-12-10 Josh Stone <jistone@redhat.com>
869 * dwarf_hasattr.c (dwarf_hasattr): Just walk abbrev for presence.
871 2014-12-10 Josh Stone <jistone@redhat.com>
873 * libdwP.h (__libdw_dieabbrev): New die->abbrev lookup function.
874 * dwarf_child.c (__libdw_find_attr, dwarf_child): Use it.
875 * dwarf_getattrs.c (dwarf_getattrs): Likewise.
876 * dwarf_haschildren.c (dwarf_haschildren): Likewise.
877 * dwarf_tag.c (dwarf_tag): Likewise.
879 2014-12-04 Mark Wielaard <mjw@redhat.com>
881 * libdwP.h (__libdw_form_val_compute_len): Add endp argument.
882 (__libdw_form_val_len): Likewise and check len doesn't overflow.
883 * libdw_form.c (__libdw_form_val_compute_len): Likewise.
884 * dwarf_child.c (__libdw_find_attr): Call __libdw_form_val_len
886 * dwarf_getattrs.c (dwarf_getattrs): Likewise.
887 * dwarf_getmacros.c (read_macros): Likewise and check for errors.
889 2014-12-02 Petr Machata <pmachata@redhat.com>
891 * dwarf_getmacros.c (token_from_offset, offset_from_token): New
893 (do_dwarf_getmacros_die): Merge into dwarf_getmacros.
894 * libdw.h (DWARF_GETMACROS_START): New macro.
896 2014-11-27 Mark Wielaard <mjw@redhat.com>
898 * Makefile.am (libdw.so): Use textrel_check.
900 2014-11-27 Mark Wielaard <mjw@redhat.com>
902 * dwarf_getcfi_elf.c (getcfi_gnu_eh_frame): Initialize
903 search_table_entries and search_table_encoding.
905 2014-11-24 Mark Wielaard <mjw@redhat.com>
907 * dwarf_getsrclines.c (read_srclines): Check line_range is not zero
910 2014-11-23 Mark Wielaard <mjw@redhat.com>
912 * dwarf_attr.c (dwarf_attr): Check __libdw_find_attr return value.
913 * dwarf_hasattr.c (dwarf_hasattr): Likewise.
914 * dwarf_siblingof.c (dwarf_siblingof): Likewise.
916 2014-11-23 Mark Wielaard <mjw@redhat.com>
918 * dwarf_getabbrev.c (__libdw_getabbrev): Don't assert on bad DWARF.
919 Set libdw errno and return NULL.
921 2014-11-24 Mark Wielaard <mjw@redhat.com>
923 * dwarf.h (DW_LANG_C_plus_plus_11): Added.
924 (DW_LANG_C11): Likewise.
925 (DW_LANG_C_plus_plus_14): Likewise.
926 * dwarf_aggregate_size.c (array_size): Handle DW_LANG_C11,
927 DW_LANG_C_plus_plus_11, DW_LANG_C_plus_plus_14 and DW_LANG_Go
929 * dwarf_getfuncs.c (dwarf_getfuncs): Set c_cu to true for
932 2014-11-26 Mark Wielaard <mjw@redhat.com>
934 * dwarf.h (DW_AT_noreturn): Added.
936 2014-11-11 Mark Wielaard <mjw@redhat.com>
938 * dwarf_getsrclines.c (read_srclines): Do address_size comparison
939 explicitly as uint8_t.
940 (__libdw_getsrclines): Add internal_function to declaration.
942 2014-09-10 Petr Machata <pmachata@redhat.com>
944 * dwarf_macro_getparamcnt.c: New file.
945 * dwarf_macro_param.c: New file.
946 * dwarf_macro_getsrcfiles.c: New file.
947 * Makefile.am (libdw_a_SOURCES): Add the new files.
948 * libdwP.h (struct files_lines_s): New structure.
949 (DWARF_E_INVALID_OPCODE): New enumerator.
950 (struct Dwarf): New fields macro_ops, files_lines.
951 (Dwarf_Macro_Op_Proto, Dwarf_Macro_Op_Table): New structures for
952 keeping macro opcode prototypes in.
953 (Dwarf_Macro_s): Redefine from scratch.
954 (__libdw_getsrclines, __libdw_getcompdir, libdw_macro_nforms): New
956 * dwarf_error.c (errmsgs): Add a message for
957 DWARF_E_INVALID_OPCODE.
958 * dwarf_end.c (dwarf_end): Destroy struct Dwarf.macro_ops and
960 * libdw.h (dwarf_getmacros_off, dwarf_macro_getparamcnt)
961 (dwarf_macro_getsrcfiles, dwarf_macro_param): New public
963 * dwarf_getmacros.c (dwarf_getmacros_off): New function,
964 (get_offset_from, macro_op_compare, build_table)
965 (init_macinfo_table, get_macinfo_table, get_table_for_offset)
966 (cache_op_table, read_macros, gnu_macros_getmacros_off)
967 (macro_info_getmacros_off, do_dwarf_getmacros_die): New helper
969 (dwarf_getmacros): Adjust to dispatch to the new interfaces.
970 * dwarf_getsrclines.c (read_srclines): New function with guts
971 taken from dwarf_getsrclines.
972 (__libdw_getsrclines): Likewise.
973 (__libdw_getcompdir, files_lines_compare): New functions.
974 (dwarf_getsrclines): Make it dispatch to the new interfaces.
975 * dwarf_macro_param1.c (dwarf_macro_param1): Adjust to dispatch to
977 * dwarf_macro_param2.c (dwarf_macro_param2): Likewise.
978 * libdw.map (ELFUTILS_0.161): New. Add dwarf_getmacros_off,
979 dwarf_macro_getsrcfiles, dwarf_macro_getparamcnt, dwarf_macro_param.
981 2014-10-06 Mark Wielaard <mjw@redhat.com>
983 * Makefile.am (libdw_a_SOURCES): Add dwarf_peel_type.c.
984 * dwarf_aggregate_size.c (get_type): Use dwarf_peel_type.
985 (aggregate_size): Likewise. Add old and new version.
986 * dwarf_peel_type.c: New file.
987 * libdw.h (dwarf_peel_type): New function declaration.
988 * libdwP.h (dwarf_peel_type): New internal declaration.
989 * libdw.map (ELFUTILS_0.161): New section.
991 2014-10-15 Petr Machata <pmachata@redhat.com>
993 * libdwP.h (struct Dwarf_Files_s.cu): Drop field.
994 * dwarf_getsrclines.c (dwarf_getsrclines): Don't set it.
996 2014-10-05 Mark Wielaard <mjw@redhat.com>
998 * dwarf.h: Add DW_AT_GNU_deleted.
1000 2014-10-02 Mark Wielaard <mjw@redhat.com>
1002 * dwarf_aggregate_size.c (aggregate_size): Return CU address_size
1003 for sizeless DW_TAG_pointer_type, DW_TAG_reference_type or
1004 DW_TAG_rvalue_reference_type.
1006 2014-09-12 Petr Machata <pmachata@redhat.com>
1008 * memory-access.h (read_ubyte_unaligned_inc): Allow only 4- and
1009 8-byte quantities. Consequently, rename to...
1010 (read_addr_unaligned_inc): ... this.
1011 (read_sbyte_unaligned_inc, read_ubyte_unaligned): Drop.
1012 (read_sbyte_unaligned): Drop.
1014 2014-09-10 Petr Machata <pmachata@redhat.com>
1016 * dwarf_getlocation.c (attr_ok): Also accept
1017 DW_AT_GNU_call_site_value, DW_AT_GNU_call_site_data_value,
1018 DW_AT_GNU_call_site_target, DW_AT_GNU_call_site_target_clobbered.
1020 2014-08-15 Mark Wielaard <mjw@redhat.com>
1022 * dwarf_cu_die.c: New file.
1023 * Makefile.am (libdw_a_SOURCES): Add dwarf_cu_die.c.
1024 * libdw.h (dwarf_cu_die): New function declaration.
1025 * libdw.map (ELFUTILS_0.160): Add dwarf_cu_die.
1027 2014-08-15 Mark Wielaard <mjw@redhat.com>
1029 * dwarf_cu_getdwarf.c: New file.
1030 * Makefile.am (libdw_a_SOURCES): Add dwarf_cu_getdwarf.c.
1031 * libdw.h (Dwarf_CU): New typedef.
1032 (dwarf_cu_getdwarf): New function declaration.
1033 * libdw.map (ELFUTILS_0.160): New. Add dwarf_cu_getdwarf.
1035 2014-06-18 Mark Wielaard <mjw@redhat.com>
1037 * dwarf.h: Remove DW_TAG_mutable_type.
1039 2014-05-02 Mark Wielaard <mjw@redhat.com>
1041 * libdwP.h (__check_build_id): Removed now unused.
1043 2014-05-01 Mark Wielaard <mjw@redhat.com>
1045 * libdwP.h (struct Dwarf): Remove free_alt.
1046 * dwarf_end.c (dwarf_end): Don't check free_alt, don't end alt_dwarf.
1047 * dwarf_setalt.c (dwarf_setalt): Don't check or set free_alt.
1049 2014-04-30 Mark Wielaard <mjw@redhat.com>
1051 * libdw.map (ELFUTILS_0.159): Add dwelf_elf_gnu_build_id.
1053 2014-04-15 Florian Weimer <fweimer@redhat.com>
1055 * dwarf_begin_elf.c (__check_build_id, try_debugaltlink)
1056 (open_debugaltlink): Move to libdwfl.
1057 (check_section): Do not locate alternate debuginfo.
1059 2014-04-24 Florian Weimer <fweimer@redhat.com>
1061 * libdw.map (ELFUTILS_0.159): Export dwelf_dwarf_gnu_debugaltlink.
1063 2014-04-22 Florian Weimer <fweimer@redhat.com>
1065 * dwarf_getalt.c, dwarf_setalt.c: New files.
1066 * Makefile.am (libdw_a_SOURCES): Add them.
1067 * libdw.h (dwarf_getalt, dwarf_setalt): Add function declarations.
1068 * libdwP.h (dwarf_getalt, dwarf_setalt): Add internal function
1070 * libdw.map (ELFUTILS_0.159): Export the two new functions.
1072 2014-04-15 Florian Weimer <fweimer@redhat.com>
1074 * libdwP.h (enum IDX_gnu_debugaltlink): New.
1075 * dwarf_begin_elf.c (dwarf_scnnames): Increase string size and add
1077 (check_section): Obtain .gnu_debugaltlink section from the
1080 2014-04-11 Mark Wielaard <mjw@redhat.com>
1082 * libdw.map (ELFUTILS_0.159): New. Add dwelf_elf_gnu_debuglink.
1083 * Makefile.am (libdw.so): Depend on libdwelf_pic.a.
1084 (libdwelf_objects): New variable.
1085 (libdw_a_LIBADD): Add libdwelf objects.
1087 2014-04-22 Mark Wielaard <mjw@redhat.com>
1089 * memory-access.h (get_sleb128_step): Remove undefined behavior
1090 of left shifting a signed value. Replace it with a multiplication.
1092 2014-04-13 Mark Wielaard <mjw@redhat.com>
1094 * Makefile.am: Remove !MUDFLAP conditions.
1096 2014-04-09 Mark Wielaard <mjw@redhat.com>
1098 * dwarf_begin_elf.c (check_section): Check for unsigned overflow
1099 before calling malloc to uncompress data.
1101 2014-03-03 Jan Kratochvil <jan.kratochvil@redhat.com>
1103 Fix abort() on missing section headers.
1104 * dwarf_begin_elf.c (check_section): Replace abort call by goto err.
1105 New label err to return NULL.
1107 2014-02-05 Josh Stone <jistone@redhat.com>
1109 * dwarf_decl_file.c (dwarf_decl_file): Read the idx as unsigned.
1110 * dwarf_decl_line.c (__libdw_attr_intval): Read the line/column as
1111 unsigned. Change the range assert to DWARF_E_INVALID_DWARF.
1113 2013-12-30 Mark Wielaard <mjw@redhat.com>
1115 * libdw.map (ELFUTILS_0.158): Add dwfl_core_file_attach and
1116 dwfl_linux_proc_attach.
1118 2013-12-20 Mark Wielaard <mjw@redhat.com>
1120 * libdw.map (ELFUTILS_0.158): Add dwfl_getthread_frames.
1122 2013-12-18 Mark Wielaard <mjw@redhat.com>
1124 * libdw.map (ELFUTILS_0.158): Remove dwfl_module_addrsym_elf and
1125 dwfl_module_getsym_elf. Add dwfl_module_addrinfo and
1126 dwfl_module_getsym_info.
1128 2013-12-16 Mark Wielaard <mjw@redhat.com>
1130 * libdw.map (ELFUTILS_0.158): Add dwfl_module_getsymtab_first_global.
1132 2013-12-10 Josh Stone <jistone@redhat.com>
1134 * memory-access.h (get_uleb128_rest_return): Removed.
1135 (get_sleb128_rest_return): Removed.
1136 (get_uleb128_step): Make this a self-contained block.
1137 (get_sleb128_step): Ditto, and use a bitfield to extend signs.
1138 (get_uleb128): Make this wholly implemented by __libdw_get_uleb128.
1139 (get_sleb128): Make this wholly implemented by __libdw_get_sleb128.
1140 (__libdw_get_uleb128): Simplify and inline for all callers.
1141 (__libdw_get_sleb128): Ditto.
1142 * dwarf_getlocation.c (store_implicit_value): Void the unused uleb128.
1143 * memory-access.c: Delete file.
1144 * Makefile.am (libdw_a_SOURCES): Remove it.
1145 (DEFS): Remove the now unused -DIS_LIBDW.
1147 2013-12-09 Josh Stone <jistone@redhat.com>
1149 * libdw_form.c (__libdw_form_val_compute_len): Renamed function from
1150 __libdw_form_val_len, now handling only non-constant form lengths.
1151 * libdwP.h (__libdw_form_val_len): New inlined function.
1153 2013-12-09 Mark Wielaard <mjw@redhat.com>
1155 * dwarf_getlocation.c (__libdw_intern_expression): Handle empty
1156 location expressions.
1157 * dwarf_getlocation_attr.c (dwarf_getlocation_attr): When no
1158 location found, return empty location expression.
1159 * dwarf_getlocation_implicit_pointer.c
1160 (dwarf_getlocation_implicit_pointer): Likewise.
1161 (__libdw_empty_loc_attr): New internal function.
1162 * libdwP.h (__libdw_empty_loc_attr): Define.
1164 2013-11-27 Mark Wielaard <mjw@redhat.com>
1166 * libdw.map (ELFUTILS_0.158): Add dwfl_module_addrsym_elf and
1167 dwfl_module_getsym_elf.
1169 2013-11-26 Mark Wielaard <mjw@redhat.com>
1171 * libdw.map (ELFUTILS_0.156): Move dwfl_attach_state, dwfl_pid,
1172 dwfl_thread_dwfl, dwfl_thread_tid, dwfl_frame_thread,
1173 dwfl_thread_state_registers, dwfl_thread_state_register_pc,
1174 dwfl_getthreads, dwfl_thread_getframes and dwfl_frame_pc to ...
1175 (ELFUTILS_0.158): ... here.
1177 2013-11-09 Mark Wielaard <mjw@redhat.com>
1179 * dwarf_getaranges.c (dwarf_getaranges): Read segment_size and
1180 check that it is zero.
1182 2013-11-07 Jan Kratochvil <jan.kratochvil@redhat.com>
1184 * cfi.h (struct Dwarf_Frame_s): Make the comment more specific.
1185 * libdw.map (ELFUTILS_0.156): Add dwfl_attach_state, dwfl_pid,
1186 dwfl_thread_dwfl, dwfl_thread_tid, dwfl_frame_thread,
1187 dwfl_thread_state_registers, dwfl_thread_state_register_pc,
1188 dwfl_getthreads, dwfl_thread_getframes and dwfl_frame_pc.
1190 2013-11-01 Michael Forney <mforney@mforney.org>
1192 * Makefile.am (libdwfl_objects): New definition.
1193 (libdw_a_LIBADD): Use libdwfl_objects.
1195 2013-11-01 Michael Forney <mforney@mforney.org>
1197 * Makefile.am: Use READELF.
1199 2013-10-30 Jan Kratochvil <jan.kratochvil@redhat.com>
1201 * libdw.map (ELFUTILS_0.158): New.
1203 2013-10-10 Mark Wielaard <mjw@redhat.com>
1205 * dwarf_getfuncs.c (struct visitor_info): Rename start_offset to
1206 start_addr and rename last_offset to last_addr. Now both void *.
1207 (tree_visitor): Use start_add and die_addr instead of start_offset
1209 (dwarf_getfuncs): Use last_addr instead of last_offset.
1211 2013-10-06 Mark Wielaard <mjw@redhat.com>
1213 * cfi.c (execute_cfi): Make sure DW_CFA_expression and
1214 DW_CFA_val_expression are not used with abi_cfi.
1216 2013-10-03 Josh Stone <jistone@redhat.com>
1218 * dwarf_formref_die.c (dwarf_formref_die): Don't hash the sig8 here.
1219 * libdw_findcu.c (__libdw_intern_next_unit): Since this never revisits
1220 a unit, make sure to always hash the sig8 here, so none are missed.
1222 2013-09-29 Mark Wielaard <mjw@redhat.com>
1224 * dwarf_getlocation.c (store_implicit_value): Cast op->number2 to
1225 uintptr_t before casting to char *.
1226 (__libdw_intern_expression): Cast data to uintptr_t before casting
1228 * dwarf_getlocation_attr.c (dwarf_getlocation_attr): Cast
1229 op->number2 to uintptr_t before casting to char *.
1231 2013-09-24 Josh Stone <jistone@redhat.com>
1233 * libdw_visit_scopes.c (classify_die): Removed.
1234 (may_have_scopes): New function to replace classify_die. There's no
1235 need for full classification; just find tags that may contain scopes.
1236 (__libdw_visit_scopes): Use a direct tag comparison for imported
1237 units, and use may_have_scopes to test if recursion is needed.
1239 2013-09-20 Mark Wielaard <mjw@redhat.com>
1241 * dwarf_getfuncs.c (visitor_info): New struct.
1242 (tree_visitor): New function.
1243 (dwarf_getfuncs): Use __libdw_visit_scopes with tree_visitor.
1244 * libdw.h (dwarf_getfuncs): Expand function documentation.
1246 2013-09-12 Mark Wielaard <mjw@redhat.com>
1248 * fde.c (intern_fde): Free fde and set libdw errno when start
1249 or end could not be read.
1251 2013-08-24 Mark Wielaard <mjw@redhat.com>
1253 * dwarf_getlocation.c (store_implicit_value): Don't take data
1254 as argument, get block data from op number2. Return false when
1255 block data length and op number don't match up.
1256 (__libdw_intern_expression): Store start of block for
1257 DW_OP_implicit_value and DW_OP_GNU_entry_value instead of
1258 relative data offset. Also store block start (including length)
1259 for DW_OP_GNU_const_type. Don't pass data to store_implicit_value.
1260 * dwarf_getlocation_attr.c: New file.
1261 * dwarf_getlocation_die.c: Likewise.
1262 * libdw.h (dwarf_getlocation_die): New function definition.
1263 (dwarf_getlocation_attr): Likewise.
1264 * libdwP.h: Declare internal dwarf_getlocation_die.
1265 * libdw.map (ELFUTILS_0.157): Add dwarf_getlocation_die and
1266 dwarf_getlocation_attr.
1267 * Makefile.am (libdw_a_SOURCES): Add dwarf_getlocation_die.c and
1268 dwarf_getlocation_attr.c.
1270 2013-08-23 Mark Wielaard <mjw@redhat.com>
1272 * dwarf_getlocation.c (attr_ok): Also accept DW_AT_segment.
1273 (attr_base_address): New function.
1274 (initial_offset_base): New function.
1275 (getlocations_addr): New function. Taken from...
1276 (dwarf_getlocation_addr): here. Use new initial_offset_base and
1278 (dwarf_getlocations): New function.
1279 * libdw.h (dwarf_getlocations): New function definition.
1280 * libdw.map (ELFUTILS_0.157): New.
1282 2013-07-02 Mark Wielaard <mjw@redhat.com>
1284 * dwarf_getsrclines.c (dwarf_getsrclines): Add new stack allocation
1285 limit MAX_STACK_ALLOC. After MAX_STACK_ALLOC lines use malloc in
1286 NEW_LINE macro. Free malloced line records if any at the end.
1288 2013-07-02 Mark Wielaard <mjw@redhat.com>
1290 * dwarf_getcfi_elf.c (getcfi_shdr): Check sh_type == SHT_PROGBITS.
1292 2013-06-26 Mark Wielaard <mjw@redhat.com>
1294 * libdw_visit_scopes.c (__libdw_visit_scopes): Don't reject root
1295 DIEs without children. Return an error whenever dwarf_child or
1296 dwarf_siblingof return an error. Don't call recurse and increase
1297 the depth for an imported unit. Walk the children of an imported
1298 unit as if they are logical children of the parent root DIE.
1300 2013-05-03 Mark Wielaard <mjw@redhat.com>
1302 * dwarf_getsrclines.c (dwarf_getsrclines): Only set end_sequence
1305 2013-04-28 Jan Kratochvil <jan.kratochvil@redhat.com>
1307 * libdw.map (ELFUTILS_0.156): New.
1309 2013-04-24 Mark Wielaard <mjw@redhat.com>
1311 * Makefile.am: Use AM_CPPFLAGS instead of INCLUDES.
1313 2013-04-10 Mark Wielaard <mjw@redhat.com>
1315 * dwarf_formref_die.c (dwarf_formref_die): Reference size is only
1316 equal to address size when we have a DW_FORM_ref_addr for DWARF
1319 2013-03-25 Mark Wielaard <mjw@redhat.com>
1321 * dwarf_getsrclines.c (dwarf_getsrclines): Mark highest address as
1324 2013-03-12 Mark Wielaard <mjw@redhat.com>
1326 * dwarf_getsrcfiles.c (dwarf_getsrcfiles): Allow DW_TAG_partial_unit.
1327 * dwarf_getsrclines.c (dwarf_getsrclines): Likewise.
1329 2013-02-15 Mark Wielaard <mjw@redhat.com>
1331 * dwarf_formstring.c (dwarf_formstring): Check dbg_ret->sectiondata,
1332 not dbg->sectiondata.
1334 2013-01-07 Roland McGrath <roland@hack.frob.com>
1337 [ALLOW_UNALIGNED] (read_8ubyte_unaligned_noncvt): New macro.
1338 [!ALLOW_UNALIGNED] (read_8ubyte_unaligned_noncvt): New inline function.
1340 2012-12-18 Mark Wielaard <mjw@redhat.com>
1342 * dwarf_begin_elf.c (valid_p): Call Dwarf_Sig8_Hash_free if invalid.
1343 (check_section): Likewise on error.
1344 (scngrp_read): Likewise.
1345 (dwarf_begin_elf): Likewise.
1347 2012-10-09 Petr Machata <pmachata@redhat.com>
1349 * dwarf_getlocation.c (__libdw_intern_expression): Handle
1350 DW_OP_GNU_parameter_ref, DW_OP_GNU_convert, DW_OP_GNU_reinterpret,
1351 DW_OP_GNU_regval_type, DW_OP_GNU_entry_value,
1352 DW_OP_GNU_deref_type, DW_OP_GNU_const_type.
1354 2012-10-08 Jan Kratochvil <jan.kratochvil@redhat.com>
1356 * cfi.c: New include system.h.
1357 (execute_cfi) (enough_registers): Clear new memory after realloc.
1359 2012-10-08 Jan Kratochvil <jan.kratochvil@redhat.com>
1361 * fde.c (__libdw_find_fde): Change <fde != NULL> to likely. Return
1362 DWARF_E_NO_MATCH if .eh_frame_hdr points to FDE which is too short for
1365 2012-10-08 Jan Kratochvil <jan.kratochvil@redhat.com>
1367 * dwarf_getlocation.c (__libdw_intern_expression) <cfap>: Make new
1368 loclist element DW_OP_call_frame_cfa before decoding the opcodes.
1369 Remove the later DW_OP_call_frame_cfa push to RESULT.
1371 2012-10-08 Jan Kratochvil <jan.kratochvil@redhat.com>
1374 * fde.c (binary_search_fde): Remove always true <address >= start>
1375 conditional. Move L initialization upwards.
1377 2012-08-24 Mark Wielaard <mjw@redhat.com>
1379 * dwarf_begin_elf.c (check_section): Only probe for dwz multi files
1380 when ENABLE_DWZ is defined.
1381 * libdwP.h (__check_build_id): Only declare when ENABLE_DWZ is
1384 2012-08-16 Mark Wielaard <mjw@redhat.com>
1386 * Makefile.am (EXTRA_DIST): Add known-dwarf.h.
1387 * dwarf.h (DW_LANG_Go): Update comment.
1388 (DW_LANG_Mips_Assembler): Likewise.
1390 2012-06-27 Mark Wielaard <mjw@redhat.com>
1392 * dwarf.h: Add DW_FORM_GNU_ref_alt and DW_FORM_GNU_strp_alt.
1393 * dwarf_begin.c (dwarf_begin): Add INTDEF.
1394 * dwarf_begin_elf.c (__check_build_id): New internal_function.
1395 (try_debugaltlink): New function.
1396 (open_debugaltlink): Likewise.
1397 (check_section): Try open_debugaltlink for .gnu_debugaltlink.
1398 * dwarf_end.c (dwarf_end): Free the alternative Dwarf descriptor if
1400 * dwarf_error.c (errmsgs): Add DWARF_E_NO_ALT_DEBUGLINK.
1401 * dwarf_formref.c (__libdw_formref): Using DW_FORM_GNU_ref_alt
1403 * dwarf_formref_die.c (dwarf_formref_die): Handle DW_FORM_GNU_ref_alt.
1404 * dwarf_formstring.c (dwarf_formstring): Handle DW_FORM_GNU_strp_alt.
1405 * dwarf_formudata.c (__libdw_formptr): Adjust __libdw_read_offset
1407 * dwarf_getpubnames.c (get_offsets): Adjust __libdw_read_offset call.
1408 * libdwP.h: Add DWARF_E_NO_ALT_DEBUGLINK.
1409 (struct Dwarf): Add alt_dwarf and free_alt fields.
1410 (__libdw_read_offset): Add dbg_ret argument, use to check with
1411 __libdw_offset_in_section.
1412 (__check_build_id): New function declaration.
1413 (dwarf_begin): Define as INTDECL.
1414 * libdw_form.c (__libdw_form_val_len): Handle DW_FORM_GNU_ref_alt
1415 and DW_FORM_GNU_strp_alt.
1417 2012-07-19 Mark Wielaard <mjw@redhat.com>
1419 * dwarf.h: Add DW_OP_GNU_parameter_ref.
1421 2012-07-24 Mark Wielaard <mjw@redhat.com>
1423 * dwarf.h: Correct spelling of DW_LANG_ObjC.
1424 * dwarf_aggregate_size.c (array_size): Use correct spelling of
1427 2012-07-24 Mark Wielaard <mjw@redhat.com>
1429 * dwarf.h: Add DW_ATE_UTF.
1431 2012-06-27 Mark Wielaard <mjw@redhat.com>
1433 * dwarf.h: Add DW_MACRO_GNU .debug_macro type encodings.
1435 2012-06-26 Mark Wielaard <mjw@redhat.com>
1437 * libdwP.h: Add IDX_debug_macro.
1438 * dwarf.h: Add DW_AT_GNU_macros.
1439 * dwarf_begin_elf.c (dwarf_scnnames): Add .debug_macro.
1440 * dwarf_formudata.c (dwarf_formudata): Recognize DW_AT_GNU_macros.
1442 2012-04-27 Mark Wielaard <mjw@redhat.com>
1444 * libdw/dwarf_highpc.c (dwarf_highpc): Handle DW_AT_high_pc being
1445 a constant offset from DW_AT_low_pc.
1447 2012-03-19 Tom Tromey <tromey@redhat.com>
1449 * libdw_findcu.c (findcu_cb): Move earlier.
1450 (__libdw_intern_next_unit): Add new CU to search tree here...
1451 (__libdw_findcu): ... not here.
1453 2012-01-31 Mark Wielaard <mjw@redhat.com>
1455 * dwarf_formudata.c (dwarf_formudata): Handle DW_FORM_sec_offset.
1457 2011-11-31 Mark Wielaard <mjw@redhat.com>
1459 * Makefile.am (known-dwarf.h): Run gawk on config/known-dwarf.awk.
1461 2011-07-14 Mark Wielaard <mjw@redhat.com>
1463 * libdw.h (dwarf_offdie): Fix documentation to mention .debug_info.
1465 2011-05-16 Jakub Jelinek <jakub@redhat.com>
1467 * dwarf.h (DW_OP_GNU_const_type, DW_OP_GNU_regval_type,
1468 DW_OP_GNU_deref_type, DW_OP_GNU_convert, DW_OP_GNU_reinterpret):
1471 2011-04-26 Mark Wielaard <mjw@redhat.com>
1473 * dwarf_child (dwarf_child): Sanity check end of section against
1474 cu_data () of die->cu.
1476 2011-03-22 Mark Wielaard <mjw@redhat.com>
1478 * dwarf.h: Add DW_TAG_GNU_call_site,
1479 DW_TAG_GNU_call_site_parameter,
1480 DW_AT_GNU_call_site_value,
1481 DW_AT_GNU_call_site_data_value,
1482 DW_AT_GNU_call_site_target,
1483 DW_AT_GNU_call_site_target_clobbered,
1484 DW_AT_GNU_tail_call,
1485 DW_AT_GNU_all_tail_call_sites,
1486 DW_AT_GNU_all_call_sites,
1487 DW_AT_GNU_all_source_call_sites,
1488 and DW_OP_GNU_entry_value.
1490 2011-03-10 Petr Machata <pmachata@redhat.com>
1492 * libdw/dwarf_tag.c (__libdw_findabbrev): Reject requests for
1493 abbreviation with code 0.
1495 2011-03-09 Petr Machata <pmachata@redhat.com>
1497 * libdw/dwarf_child.c (dwarf_child): Check for section overrun.
1499 2011-02-23 Roland McGrath <roland@redhat.com>
1501 * libdwP.h (struct Dwarf) [USE_ZLIB]: New member sectiondata_gzip_mask.
1502 Declare __libdw_free_zdata.
1503 * dwarf_end.c [USE_ZLIB] (__libdw_free_zdata): New function.
1504 (dwarf_end): Call it.
1506 * dwarf_begin_elf.c (valid_p): Likewise.
1507 (check_section, scngrp_read): Likewise.
1508 (check_section) [USE_ZLIB]: Grok .z* flavors of sections.
1510 2010-10-13 Roland McGrath <roland@redhat.com>
1512 * dwarf.h: Add DW_LANG_Go.
1514 2010-10-05 Roland McGrath <roland@redhat.com>
1516 * dwarf_getaranges.c: Use malloc rather than alloca,
1517 since the total number of elements can be quite huge.
1519 2010-07-26 Roland McGrath <roland@redhat.com>
1521 * dwarf_getlocation_implicit_pointer.c: New file.
1522 * Makefile.am (libdw_a_SOURCES): Add it.
1523 * libdw.map (ELFUTILS_0.149): New set.
1524 Add dwarf_getlocation_implicit_pointer.
1525 * libdw.h: Declare it.
1527 * dwarf_offdie.c (do_offdie): Renamed to __libdw_offdie, made global.
1528 (dwarf_offdie, dwarf_offdie_types): Update callers.
1529 * libdwP.h: Declare it.
1531 * dwarf.h: Add DW_OP_GNU_implicit_pointer.
1532 * dwarf_getlocation.c (__libdw_intern_expression): Handle it.
1534 2010-08-24 Roland McGrath <roland@redhat.com>
1536 * libdw.map (ELFUTILS_0.149): New set. Add dwfl_dwarf_line.
1538 2010-07-27 Roland McGrath <roland@redhat.com>
1540 * dwarf_formref_die.c: Fix sig8 hash insertion.
1542 2010-06-23 Roland McGrath <roland@redhat.com>
1544 * cfi.c (dwarf_cfi_validate_fde): Function removed.
1545 * libdw.h: Remove it.
1546 * libdw.map: Likewise.
1548 2010-06-22 Roland McGrath <roland@redhat.com>
1550 * dwarf_getlocation.c (check_constant_offset): data[48] are constant.
1552 * dwarf_getsrclines.c: Fix signed comparison warning in extended
1555 2010-06-21 Roland McGrath <roland@redhat.com>
1557 * dwarf.h: Add DW_TAG_GNU_* constants.
1559 * memory-access.h (get_sleb128_rest_return): Fix sign extension for
1562 2010-06-20 Roland McGrath <roland@redhat.com>
1564 * libdw_findcu.c (__libdw_findcu): Take new flag argument,
1565 to search TUs instead of CUs.
1566 * libdwP.h: Update decl.
1567 (struct Dwarf): New member tu_tree.
1568 * dwarf_end.c (dwarf_end): Clean up tu_tree.
1569 * dwarf_offdie.c (do_offdie): New function, broken out of ...
1570 (dwarf_offdie): ... here.
1571 (dwarf_offdie_types): New function.
1572 * libdw.h: Declare it.
1573 * libdw.map (ELFUTILS_0.148): Add it.
1575 * libdwP.h (CUDIE): Use cu_data.
1576 * dwarf_formblock.c: Likewise.
1577 * dwarf_formref_die.c: Likewise.
1578 * dwarf_diecu.c: Use CUDIE macro.
1579 * dwarf_formaddr.c: Use cu_sec_idx.
1581 2010-06-16 Roland McGrath <roland@redhat.com>
1583 * dwarf_formref_die.c: Use dwarf_offdie only for DW_FORM_ref_addr, so
1584 we don't repeat a CU lookup we've already done. Handle
1585 DW_FORM_ref_sig8 using sig8_hash table and __libdw_intern_next_unit.
1587 * libdw_findcu.c (__libdw_intern_next_unit): New function,
1589 (__libdw_findcu): ... here. Call it.
1590 * libdwP.h: Declare it.
1591 (struct Dwarf): New member next_tu_offset.
1593 * dwarf_sig8_hash.c: New file.
1594 * dwarf_sig8_hash.h: New file.
1595 * Makefile.am (libdw_a_SOURCES, noinst_HEADERS): Add them.
1596 * dwarf_abbrev_hash.c: Include dwarf_sig8_hash.h before
1598 * libdwP.h (struct Dwarf): New member sig8_hash.
1599 * dwarf_begin_elf.c: Call Dwarf_Sig8_Hash_init on it.
1600 * dwarf_end.c: Call Dwarf_Sig8_Hash_free on it.
1602 * dwarf_nextcu.c (dwarf_next_unit): New function, broken out of ...
1603 (dwarf_nextcu): ... here. Call it.
1604 * libdw.h: Declare it.
1605 * libdwP.h: Add INTDECL.
1606 * libdw_findcu.c (__libdw_findcu): Use it instead of dwarf_nextcu.
1607 * libdw.map (ELFUTILS_0.148): New set, add dwarf_next_unit.
1609 * libdwP.h (cu_sec_idx, cu_data): New functions.
1610 Use .debug_types when CU is a TU.
1611 * dwarf_cuoffset.c: Use that instead of assuming IDX_debug_info.
1612 * dwarf_siblingof.c: Likewise.
1613 * dwarf_formstring.c: Likewise.
1614 * dwarf_formudata.c (__libdw_formptr, dwarf_formudata): Likewise.
1615 * dwarf_getlocation.c (dwarf_getlocation): Likewise.
1616 (dwarf_getlocation_addr): Likewise.
1618 * libdwP.h (struct Dwarf_CU): Add new members type_offset, type_sig8.
1619 (DIE_OFFSET_FROM_CU_OFFSET): Take flag argument; if true, compute
1620 .debug_types header size instead of .debug_info header size.
1622 * dwarf_diecu.c: Update caller.
1623 * dwarf_getaranges.c: Likewise.
1624 * dwarf_nextcu.c: Likewise.
1625 * libdw_findcu.c (__libdw_findcu): Initialize new members.
1627 * fde.c (fde_by_offset): Renamed to ...
1628 (__libdw_fde_by_offset): ... this, made global and internal_function.
1629 Don't take ADDRESS argument.
1630 (__libdw_find_fde): Update caller. Do address sanity check here.
1631 * cfi.h: Declare __libdw_fde_by_offset.
1632 * cfi.c (dwarf_cfi_validate_fde): New function.
1633 * libdw.h: Declare it.
1634 * libdw.map (ELFUTILS_0.148): Add it.
1636 * cie.c (intern_new_cie): Canonicalize DW_EH_PE_absptr FDE encoding to
1637 either DW_EH_PE_udata8 or DW_EH_PE_udata4.
1639 * encoded-value.h (read_encoded_value): Handle DW_EH_PE_indirect.
1640 Don't assume DW_EH_PE_aligned refers to native address size.
1642 * cfi.c (execute_cfi): Barf on CIE initial instructions changing the
1645 2010-06-17 Roland McGrath <roland@redhat.com>
1647 * libdwP.h (struct Dwarf_Line_s): Add members isa, discriminator, and
1649 * dwarf_getsrclines.c (dwarf_getsrclines): Move NEW_FILE macro guts
1650 into an inner inline function. Set new fields. Check all fields for
1651 overflow when setting.
1652 * dwarf_lineisa.c: New file.
1653 * dwarf_linediscriminator.c: New file.
1654 * dwarf_lineop_index.c: New file.
1655 * Makefile.am (libdw_a_SOURCES): Add them.
1656 * libdw.map (ELFUTILS_0.148): Add them.
1657 * libdw.h: Declare them.
1659 2010-06-16 Roland McGrath <roland@redhat.com>
1661 * dwarf_next_cfi.c: Fix version 4 return_address_register decoding.
1663 * fde.c (fde_by_offset): Renamed to ...
1664 (__libdw_fde_by_offset): ... this, made global and internal_function.
1665 Don't take ADDRESS argument.
1666 (__libdw_find_fde): Update caller. Do address sanity check here.
1667 * cfi.h: Declare __libdw_fde_by_offset.
1668 * cfi.c (dwarf_cfi_validate_fde): New function.
1669 * libdw.h: Declare it.
1670 * libdw.map (ELFUTILS_0.148): Add it.
1672 * cie.c (intern_new_cie): Canonicalize DW_EH_PE_absptr FDE encoding to
1673 either DW_EH_PE_udata8 or DW_EH_PE_udata4.
1675 * encoded-value.h (read_encoded_value): Handle DW_EH_PE_indirect.
1676 Don't assume DW_EH_PE_aligned refers to native address size.
1678 * cfi.c (execute_cfi): Barf on CIE initial instructions changing the
1681 2010-06-15 Roland McGrath <roland@redhat.com>
1683 * dwarf_formref.c (__libdw_formref): Diagnose DW_FORM_ref_sig8 like
1685 * dwarf_formref_die.c (dwarf_formref_die): Diagnose it the same way
1686 here, since we don't support it yet.
1688 * dwarf_next_cfi.c: Handle version 4 format.
1690 * dwarf_getsrclines.c: Handle version 4 format.
1692 2010-06-01 Roland McGrath <roland@redhat.com>
1694 * libdwP.h: Remove unused IDX_debug_*names, add IDX_debug_types.
1695 * dwarf_begin_elf.c (dwarf_scnnames): Likewise.
1697 * libdwP.h (CIE_VERSION): Remove unused macro.
1699 * dwarf_getsrclines.c: Fix version field test.
1700 * libdwP.h (DWARF_VERSION): Remove useless macro.
1702 * dwarf_formudata.c (__libdw_formptr): Fix DW_FORM_sec_offset handling.
1704 * dwarf_formblock.c (dwarf_formblock): Handle DW_FORM_exprloc.
1706 * libdw_findcu.c (__libdw_findcu): Accept version 4.
1708 2010-05-31 Mark Wielaard <mjw@redhat.com>
1710 * cfi.h (dwarf_cfi_cie_p): Move definition from here, to ..
1711 * libdw.h (dwarf_cfi_cie_p): ... here.
1713 2010-05-31 Mark Wielaard <mjw@redhat.com>
1715 * dwarf.h: Fix DW_LANG_Python constant.
1717 2010-05-28 Eduardo Santiago <santiago@redhat.com>
1719 * dwarf_getlocation.c (dwarf_getlocation): Do attr_ok check first
1722 2010-05-27 Roland McGrath <roland@redhat.com>
1724 * dwarf.h: Add DW_AT_enum_class, DW_AT_linkage_name,
1725 DW_TAG_template_alias, DW_LANG_Python, DW_LNE_set_discriminator.
1727 2010-05-08 Roland McGrath <roland@redhat.com>
1729 * dwarf_getlocation.c (__libdw_intern_expression): Take new argument
1730 REF_SIZE. Use that to handle DW_OP_call_ref correctly.
1731 (getlocation): Update caller.
1732 * dwarf_frame_cfa.c (dwarf_frame_cfa): Likewise.
1733 * dwarf_frame_register.c (dwarf_frame_register): Likewise.
1734 * libdwP.h: Update decl.
1736 2010-04-26 Roland McGrath <roland@redhat.com>
1738 * cfi.h (struct Dwarf_Frame_s): Add cfa_invalid alternative in cfa_rule.
1739 * cfi.c (execute_cfi): Set that instead of doing cfi_assert for
1740 DW_CFA_def_cfa_{offset*,register} when a non-offset rule is in force.
1741 * dwarf_frame_cfa.c (dwarf_frame_cfa): Handle cfa_invalid.
1743 * dwarf_getlocation.c (__libdw_intern_expression): Take new arg CFAP.
1744 Prepend DW_OP_call_frame_cfa if true.
1745 (getlocation): Update caller.
1746 * dwarf_frame_cfa.c (dwarf_frame_cfa): Likewise.
1747 * dwarf_frame_register.c (dwarf_frame_register): Likewise.
1748 * libdwP.h: Update decl.
1750 2010-04-22 Roland McGrath <roland@redhat.com>
1752 * cfi.c (execute_cfi): Never return without cleanup.
1754 (cie_cache_initial_state): Adjust caller to expect that free.
1755 (__libdw_frame_at_address): Likewise.
1757 2010-03-10 Roland McGrath <roland@redhat.com>
1759 * libdw.map (ELFUTILS_0.146): New set. Add dwfl_core_file_report.
1761 2010-02-15 Roland McGrath <roland@redhat.com>
1763 * Makefile.am: Use config/eu.am for common stuff.
1765 2010-02-02 Mark Wielaard <mjw@redhat.com>
1767 * fde.c (intern_fde): Fix length check for sized_augmentation_data.
1769 2010-01-07 Roland McGrath <roland@redhat.com>
1771 * dwarf_getcfi_elf.c (getcfi_phdr): Use elf_getphdrnum.
1773 2010-01-05 Roland McGrath <roland@redhat.com>
1775 * dwarf_aggregate_size.c: New file.
1776 * Makefile.am (libdw_a_SOURCES): Add it.
1777 * libdw.h: Declare it.
1778 * libdwP.h: Add INTDECL.
1779 * libdw.map (ELFUTILS_0.144): New set. Add dwarf_aggregate_size.
1781 * dwarf_srclang.c: Add INTDEF.
1782 * libdwP.h: Add INTDECL.
1784 * dwarf.h: Add some more DW_AT_GNU_* types from gcc.
1786 * dwarf.h: Add DW_AT_GNU_vector, DW_AT_GNU_template_name.
1788 2009-11-21 Roland McGrath <roland@redhat.com>
1790 * dwarf_getlocation.c (check_constant_offset): Return 1 for all
1793 2009-10-15 Roland McGrath <roland@redhat.com>
1795 * libdw_form.c (__libdw_form_val_len): Grok DW_FORM_sec_offset,
1796 DW_FORM_exprloc, DW_FORM_flag_present, and DW_FORM_ref_sig8.
1798 2009-09-17 Roland McGrath <roland@redhat.com>
1800 * dwarf_getlocation.c (dwarf_getlocation_implicit_value): Make OP
1801 argument a pointer to const.
1802 * libdw.h: Update decl.
1804 2009-09-10 Roland McGrath <roland@redhat.com>
1806 * dwarf_getlocation.c (store_implicit_value): New function.
1807 (__libdw_intern_expression): Use it, handle DW_OP_implicit_value.
1808 (dwarf_getlocation_implicit_value): New function.
1809 * libdw.h: Declare it.
1810 * libdw.map (ELFUTILS_0.143): Add it.
1812 2009-09-09 Mark Wielaard <mjw@redhat.com>
1814 * dwarf_getcfi.c (dwarf_getcfi): Clear cfi->ebl.
1816 2009-08-21 Josh Stone <jistone@redhat.com>
1818 * dwarf_hasattr_integrate.c: Integrate DW_AT_specification too.
1820 2009-08-10 Roland McGrath <roland@redhat.com>
1822 * dwarf_getscopevar.c: Use dwarf_diename.
1824 2009-08-09 Roland McGrath <roland@redhat.com>
1826 * libdw.map (ELFUTILS_0.143): New version set,
1827 inherits from ELFUTILS_0.142.
1828 * dwarf_arrayorder.c: Use OLD_VERSION and NEW_VERSION to define an
1829 alias in the ELFUTILS_0.122 version set and the default in the new set.
1830 * dwarf_srclang.c: Likewise.
1831 * dwarf_decl_file.c: Likewise.
1832 * dwarf_decl_line.c: Likewise.
1833 * dwarf_decl_column.c: Likewise.
1834 * dwarf_bytesize.c: Likewise.
1835 * dwarf_bitsize.c: Likewise.
1836 * dwarf_bitoffset.c: Likewise.
1838 2009-08-07 Roland McGrath <roland@redhat.com>
1840 * dwarf_arrayorder.c: Use dwarf_attr_integrate.
1841 * dwarf_srclang.c: Likewise.
1842 * dwarf_decl_file.c: Likewise.
1843 * dwarf_decl_line.c (__libdw_attr_intval): Likewise.
1844 * dwarf_bytesize.c: Likewise.
1845 * dwarf_bitsize.c: Likewise.
1846 * dwarf_bitoffset.c: Likewise.
1848 2009-07-22 Roland McGrath <roland@redhat.com>
1850 * dwarf_frame_cfa.c: Change calling convention.
1851 * libdw.h: Update decl.
1853 * dwarf_frame_register.c: Change calling/return-value convention for
1854 value-only results and undefined/same_value.
1855 * libdw.h: Update decl.
1857 * dwarf_getlocation.c (__libdw_intern_expression): Take new bool
1858 argument, append DW_OP_stack_value if set. Don't take NOPS argument,
1859 return that value instead.
1860 (getlocation): Update caller.
1861 * dwarf_frame_cfa.c: Likewise.
1862 * libdwP.h: Update decl.
1864 2009-07-21 Roland McGrath <roland@redhat.com>
1866 * dwarf_getsrc_file.c: Ignore a CU that just has no DW_AT_stmt_list.
1867 Fix loop iteration after skipping a bogus or useless CU.
1869 * dwarf_entry_breakpoints.c: Handle 0 dwarf_errno () as harmless
1870 absence, not DWARF_E_NO_DEBUG_LINE.
1872 2009-07-20 Roland McGrath <roland@redhat.com>
1874 * dwarf_getlocation.c (__libdw_intern_expression):
1875 Handle DW_OP_stack_value.
1877 2009-07-16 Roland McGrath <roland@redhat.com>
1879 * dwarf_formudata.c (__libdw_formptr): Handle DW_FORM_sec_offset,
1880 reject others when CU's version > 3.
1882 * dwarf_formflag.c: Handle DW_FORM_flag_present.
1884 * dwarf.h: Add DW_OP_{implicit,stack}_value from DWARF 4 draft.
1885 Also DW_TAG_type_unit and DW_TAG_rvalue_reference_type.
1886 Also DW_AT_signature, DW_AT_main_subprogram, DW_AT_data_bit_offset,
1887 and DW_AT_const_expr.
1888 Also DW_FORM_sec_offset, DW_FORM_exprloc, DW_FORM_flag_present,
1889 and DW_FORM_ref_sig8.
1891 2009-07-15 Roland McGrath <roland@redhat.com>
1893 * dwarf_getlocation.c: Grok DW_OP_form_tls_address,
1894 DW_OP_GNU_push_tls_address, and DW_OP_bit_piece.
1896 2009-07-13 Roland McGrath <roland@redhat.com>
1898 * dwarf_getlocation.c: Grok DW_OP_call_frame_cfa.
1900 2009-07-08 Roland McGrath <roland@redhat.com>
1902 * libdw.map (ELFUTILS_0.142): Add dwfl_module_dwarf_cfi,
1905 * libdwP.h (struct Dwarf): Add member `cfi'.
1906 * dwarf_end.c (dwarf_end): Call __libdw_destroy_frame_cache on it.
1907 * dwarf_getcfi.c: New file.
1908 * dwarf_getcfi_elf.c: New file.
1909 * dwarf_cfi_end.c: New file.
1910 * dwarf_cfi_addrframe.c: New file.
1911 * dwarf_frame_cfa.c: New file.
1912 * dwarf_frame_register.c: New file.
1913 * dwarf_frame_return_address_register.c: New file.
1914 * Makefile.am (libdw_a_SOURCES): Add them.
1915 * unwind.h: Declare those functions.
1916 * libdw.map (ELFUTILS_0.142): Export them.
1918 * dwarf_getlocation.c (__libdw_intern_expression): New function,
1920 (getlocation): ... here, call it.
1921 * libdwP.h: Declare it.
1925 * frame-cache.c: New file.
1928 * encoded-value.h: New file.
1929 * Makefile.am (libdw_a_SOURCES, noinst_HEADERS): Add them.
1930 * libdwP.h: Add DWARF_E_INVALID_CFI to errors enum.
1931 * dwarf_error.c (errmsgs): Add element for it.
1933 * dwarf_next_cfi.c: New file.
1934 * Makefile.am (libdw_a_SOURCES): Add it.
1935 * libdw.h (Dwarf_CIE, Dwarf_FDE, Dwarf_CIE_Entry): New types.
1936 Declare dwarf_next_cfi.
1937 * libdw.map (ELFUTILS_0.142): New set, inherits from ELFUTILS_0.136.
1940 * memory-access.h [! ALLOW_UNALIGNED]
1941 (read_2ubyte_unaligned): Renamed to ...
1942 (read_2ubyte_unaligned_1): ... this. Take bool rather than Dwarf *.
1943 (read_2ubyte_unaligned): Define as macro passing dbg->other_byte_order.
1944 (read_2sbyte_unaligned): Likewise.
1945 (read_4ubyte_unaligned): Likewise.
1946 (read_4sbyte_unaligned): Likewise.
1947 (read_8ubyte_unaligned): Likewise.
1948 (read_8sbyte_unaligned): Likewise.
1950 * libdwP.h (IDX_eh_frame): Remove it.
1951 * dwarf_begin_elf.c (dwarf_scnnames): Remove its element.
1953 2009-07-08 Roland McGrath <roland@redhat.com>
1955 * libdwP.h (struct Dwarf_Line_s): Reorder members to pack better.
1957 * dwarf_getlocation.c (check_constant_offset): New function.
1958 (dwarf_getlocation, dwarf_getlocation_addr): Call it to
1959 handle DW_AT_data_member_location of data[48] as constant offset.
1961 2009-06-18 Roland McGrath <roland@redhat.com>
1963 * libdwP.h (__libdw_read_address_inc): Constify.
1964 (__libdw_read_offset_inc): Likewise.
1965 * dwarf_getaranges.c: Likewise.
1966 * dwarf_getlocation.c: Likewise.
1967 * dwarf_getsrclines.c: Likewise.
1968 * dwarf_nextcu.c: Likewise.
1970 2009-05-05 Petr Machata <pmachata@redhat.com>
1972 * libdwP.h (__libdw_formptr): Declare new function.
1973 * dwarf_formudata.c: Implement it here.
1974 * dwarf_getlocation.c (dwarf_getlocation_addr):
1975 Call it instead of hand-rolled offset handling code.
1976 * dwarf_getsrclines.c (dwarf_getsrclines): Likewise.
1977 * dwarf_ranges.c (dwarf_ranges): Likewise.
1979 2009-05-04 Petr Machata <pmachata@redhat.com>
1981 * libdwP.h (__libdw_read_begin_end_pair_inc): Declare new function.
1982 * dwarf_ranges.c: Implement it here.
1983 (dwarf_ranges): Call it.
1984 * dwarf_getlocation.c (dwarf_getlocation_addr): Call it also here.
1986 2009-04-23 Petr Machata <pmachata@redhat.com>
1988 * dwarf_formaddr.c (dwarf_formaddr): Call __libdw_read_* instead
1989 of read_*ubyte_unaligned.
1990 * dwarf_formref_die.c (dwarf_formref_die): Likewise.
1991 * dwarf_formstring.c (dwarf_formstring): Likewise.
1992 * dwarf_formudate.c (dwarf_formudata): Likewise.
1993 * dwarf_getaranges.c (dwarf_getaranges): Likewise.
1994 * dwarf_getlocation.c (dwarf_getlocation_addr): Likewise.
1995 * dwarf_getpubnames.c (get_offsets): Likewise.
1996 * dwarf_nextcu.c (dwarf_nextcu): Likewise.
1998 2009-04-23 Petr Machata <pmachata@redhat.com>
2000 * libdwP.h (__libdw_read_addr_inc, __libdw_read_off_inc,
2001 __libdw_read_addr, __libdw_read_off): Add four new internal
2004 2009-05-07 Roland McGrath <roland@redhat.com>
2006 * dwarf_getmacros.c (dwarf_getmacros): Use absolute section offset in
2007 return value and OFFSET argument, not CU-relative. Only fetch the
2008 attribute data when called with OFFSET of 0.
2010 2009-05-07 Petr Machata <pmachata@redhat.com>
2012 * dwarf_getmacros.c (dwarf_getmacros): Take into account offset in
2013 DW_AT_macro_info attribute of CU DIE.
2015 2009-04-15 Roland McGrath <roland@redhat.com>
2017 * dwarf.h (DW_CIE_ID): Removed.
2018 (DW_CIE_ID_32, DW_CIE_ID_64): New constants replace it.
2020 2009-04-01 Roland McGrath <roland@redhat.com>
2022 * dwarf.h: Add DW_CFA_GNU_negative_offset_extended.
2024 2009-01-28 Roland McGrath <roland@redhat.com>
2026 * libdwP.h (struct Dwarf_Line_s): Move out of struct Dwarf_Lines_s
2027 defn so C++ doesn't scope the name to not match the Dwarf_Line typedef.
2029 * libdwP.h (struct Dwarf_Files_s): Replace dbg field with cu field.
2031 2009-01-26 Roland McGrath <roland@redhat.com>
2033 * dwarf_ranges.c: Return 0 when no ranges or *_pc attrs at all.
2035 2009-01-25 Roland McGrath <roland@redhat.com>
2037 * dwarf_getattrs.c: Correctly skip attribute values when restarting.
2039 2009-01-23 Roland McGrath <roland@redhat.com>
2041 * Makefile.am ($(srcdir)/known-dwarf.h): Target renamed back.
2042 Put these rules under if MAINTAINER_MODE.
2044 2009-01-22 Roland McGrath <roland@redhat.com>
2046 * dwarf.h: Add DW_OP_GNU_encoded_addr.
2048 2009-01-21 Roland McGrath <roland@redhat.com>
2050 * Makefile.am (CLEANFILES): Renamed to ...
2051 (MOSTLYCLEANFILES): ... here.
2052 (CLEANFILES): New variable, add known-dwarf.h.
2054 2009-01-17 Roland McGrath <roland@redhat.com>
2056 * Makefile.am (known-dwarf.h): Target renamed, not in $(srcdir).
2057 Make it unconditional.
2058 (BUILT_SOURCES): Updated.
2060 * dwarf.h: Add description comments for DW_LANG_* values.
2062 * Makefile.am [MAINTAINER_MODE]
2063 ($(srcdir)/known-dwarf.h): New target.
2064 (BUILT_SOURCES): Add it.
2066 * dwarf.h: Add DW_OP_GNU_push_tls_address, DW_OP_GNU_uninit.
2068 2009-01-10 Ulrich Drepper <drepper@redhat.com>
2070 * dwarf_error.c: Always use __thread. Remove all !USE_TLS code.
2072 2009-01-08 Roland McGrath <roland@redhat.com>
2074 * Makefile.am (libdw.so): Don't depend on $(zip_LIBS), just link it in.
2076 2008-01-06 Roland McGrath <roland@redhat.com>
2078 * libdwP.h (struct Dwarf_Abbrev): Change type of 'has_children' to bool.
2080 * dwarf_haschildren.c: Return -1 for error case, not 0.
2082 * Makefile.am (libdw.so): Link in $(zip_LIBS).
2084 2009-01-06 Ulrich Drepper <drepper@redhat.com>
2086 * dwarf.h: Add definition for unwind and call frame information.
2088 * memory-access.h: Define read_ubyte_unaligned, read_sbyte_unaligned,
2089 read_ubyte_unaligned_inc, and read_sbyte_unaligned_inc.
2091 2008-08-15 Roland McGrath <roland@redhat.com>
2093 * libdw.map (ELFUTILS_0.136): New version set, inherits from
2094 ELFUTILS_0.130. Add dwfl_addrsegment, dwfl_report_segment.
2096 2008-01-21 Ulrich Drepper <drepper@redhat.com>
2098 * dwarf_child.c: Minor optimizations.
2099 * dwarf_getattrs.c: Likewise.
2100 * dwarf_getpubnames.c: Likewise.
2101 * dwarf_siblingof.c: Likewise.
2102 * dwarf_tag.c: Likewise.
2104 2008-01-18 Ulrich Drepper <drepper@redhat.com>
2106 * dwarf_getsrclines.c (dwarf_getsrclines): Don't require exact match
2107 of DWARF_VERSION comparison, just fail if the file's version is newer.
2109 2008-01-17 Nick Clifton <nickc@redhat.com>
2111 * dwarf.h (DWARF3_LENGTH_MIN_ESCAPE_CODE): New define.
2112 (DWARF3_LENGTH_MAX_ESCAPE_CODE): New define.
2113 (DWARF3_LENGTH_64_BIT): New define.
2114 * dwarf_getaranges (dwarf_getaranges): Use the new definitions.
2115 * dwarf_getpubnames: Include dwarf.h.
2116 (get_offsets): Use the new definitions.
2117 * dwarf_getsrclines.c (dwarf_getsrclines): Use the new defintions.
2118 * dwarf_nextcu.c: Include dwarf.h. Correct comment.
2119 (dwarf_nextcu): Use the new definitions.
2121 * libdwP.h (DIE_OFFSET_FROM_CU_OFFSET): New macro.
2122 * dwarf_diecu.c (dwarf_diecu): Use the new macro.
2123 * dwarf_getaranges (dwarf_getaranges): Use the new macro.
2124 * dwarf_nextcu.c (dwarf_nextcu): Use the new macro.
2126 * dwarf_getpubnames (get_offsets): Replace assertion with test and
2129 * dwarf_entry_breakpoints.c (dwarf_entry_breakpoints): Use CUDIE.
2131 * dwarf_siblingof (dwarf_siblingof): Detect a NULL return pointer.
2132 Set the address in the return structure to the address of the next
2133 non-sibling die, if there is no sibling and the return pointer is
2134 not the same as the die pointer.
2135 * libdw.h: Expand the description of the dwarf_siblingof prototype.
2137 * dwarf_child.c: Fix typo in comment.
2139 * libdwP.h (DWARF_VERSION): Change to 3.
2141 * dwarf_formref.c (__libdw_formref.c): Handle attributes which do
2142 not have a initialised valp pointer.
2144 * dwarf_getattrs.c (dwarf_getattrs): Return 1 rather than 0 when
2145 the end of the attributes is reached. When the callback fails,
2146 return the address of the failing attribute, not the address of
2148 * libdw.h: Expand the description of the dwarf_getattrs prototype.
2150 * dwarf_child.c (__libdw_find_attr): Use the new definition.
2151 (dwarf_child): Likewise.
2152 * dwarf_tag.c (__libdw_findabbrev): Likewise.
2153 (dwarf_tag): Likewise.
2155 2008-01-08 Roland McGrath <roland@redhat.com>
2157 * Makefile.am (euinclude): Variable removed.
2158 (pkginclude_HEADERS): Set this instead of euinclude_HEADERS.
2159 (libdw.so): Pass -Wl,--enable-new-dtags,-rpath,$(pkglibdir).
2161 2007-10-17 Roland McGrath <roland@redhat.com>
2163 * libdw.h (__deprecated_attribute__): New macro.
2164 (dwarf_formref): Mark it deprecated.
2165 * dwarf_formref.c (__libdw_formref): New function, broken out of ...
2166 (dwarf_formref): ... here. Call it. Remove INTDEF.
2167 * libdwP.h: Remove INTDECL.
2168 Declare __libdw_formref.
2169 * dwarf_siblingof.c (dwarf_siblingof): Call __libdw_formref instead.
2170 * dwarf_formref_die.c: Likewise. Handle DW_FORM_ref_addr here.
2172 * libdw_form.c (__libdw_form_val_len): Fix DW_FORM_ref_addr result,
2173 needs to check CU->version.
2175 * libdwP.h (struct Dwarf_CU): New member `version'.
2176 * libdw_findcu.c (__libdw_findcu): Initialize it.
2178 * dwarf_child.c: Return 1 for null entry as first child.
2180 2007-10-05 Roland McGrath <roland@redhat.com>
2182 * dwarf_begin_elf.c (check_section): Punt on SHT_NOBITS sections.
2184 * libdw.h (__extern_inline): Rename to __libdw_extern_inline.
2185 [__OPTIMIZE__] (dwarf_whatattr, dwarf_whatform): Update uses.
2187 2007-10-03 Roland McGrath <roland@redhat.com>
2189 * libdw.map (ELFUTILS_0.130: Add dwfl_build_id_find_elf
2190 and dwfl_build_id_find_debuginfo.
2192 * libdw.map (ELFUTILS_0.130): New version set, inherits from
2193 ELFUTILS_0.127. Add dwfl_module_build_id, dwfl_module_report_build_id.
2195 2007-10-02 Roland McGrath <roland@redhat.com>
2197 * libdw_visit_scopes.c (classify_die): Return walk for class_type and
2200 2007-08-07 Roland McGrath <roland@redhat.com>
2202 * dwarf_getscopes.c (pc_match): Swallow dwarf_haspc error return when
2203 error code is DWARF_E_NOERROR (0).
2205 * dwarf_getscopes.c (pc_record): Always bail early if DIE->prune.
2206 Fix typo in __libdw_visit_scopes argument.
2208 * dwarf_getscopes.c (pc_match): Check dwarf_haspc error return,
2209 swallow DWARF_E_NO_DEBUG_RANGES but not other errors.
2211 2007-07-03 Roland McGrath <roland@redhat.com>
2213 * libdw.h (__extern_inline): New macro.
2214 [__OPTIMIZE__] (dwarf_whatattr, dwarf_whatform): Use it.
2216 2007-04-16 Roland McGrath <roland@redhat.com>
2218 * libdw.map (ELFUTILS_0.127): Add dwfl_module_address_section.
2220 2007-04-05 Roland McGrath <roland@redhat.com>
2222 * dwarf_getsrcdirs.c: New file.
2223 * Makefile.am (libdw_a_SOURCES): Add it.
2224 * libdw.h: Declare dwarf_getsrcdirs.
2225 * libdw.map (ELFUTILS_0.127): Add it.
2227 * libdwP.h (struct Dwarf_Files_s): New member ndirs.
2228 * dwarf_getsrclines.c (dwarf_getsrclines): Don't clobber NDIRLIST to
2229 zero before we use it to check for DWARF_E_INVALID_DIR_IDX.
2230 Save DIRARRAY in the Dwarf_Files.
2232 * dwarf_ranges.c (dwarf_ranges): Don't sign-extend 32-bit BEGIN
2233 address to check for all-ones base address entry. Check directly.
2234 Reported by Sébastien Dugué <sebastien.dugue@bull.net>.
2236 2007-03-25 Roland McGrath <roland@redhat.com>
2238 * dwarf_begin_elf.c (check_section): Return Dwarf * instead of void.
2239 Return NULL when freeing RESULT on error.
2240 (global_read, scngrp_read): Check return value from check_section,
2241 break out of loop after it has freed RESULT.
2242 (valid_p): Handle null argument.
2244 2007-03-12 Roland McGrath <roland@redhat.com>
2246 * libdw.map (ELFUTILS_0.127): Add dwfl_report_begin_add.
2248 2007-03-04 Roland McGrath <roland@redhat.com>
2250 * libdw.map (ELFUTILS_0.127): New version set, inherits from
2251 ELFUTILS_0.126. Add dwfl_module_addrsym.
2253 2007-02-10 Roland McGrath <roland@redhat.com>
2255 * dwarf.h (DW_OP_fbreg): Comment fix.
2257 2007-02-03 Roland McGrath <roland@redhat.com>
2259 * dwarf_getelf.c (dwarf_getelf): Renamed from dwarf_get_elf.
2260 * libdw.map (ELFUTILS_0.126): New version set, inherits from
2261 ELFUTILS_0.122. Move dwarf_getelf there; it was never truly
2262 exported in the past.
2264 2006-12-17 Roland McGrath <roland@redhat.com>
2266 * dwarf_getlocation.c (dwarf_getlocation_addr): Use zero as base
2267 address when the CU is missing attributes due to buggy GCC.
2269 2006-08-29 Roland McGrath <roland@redhat.com>
2271 * Makefile.am (CLEANFILES): Add libdw.so.$(VERSION).
2273 * libdw.h (dwarf_diecu): Add __nonnull_attribute__.
2274 (dwarf_child): Don't list arg 1 in __nonnull_attribute__.
2276 * libdw_alloc.c (__libdw_allocate): Take new ALIGN argument, make sure
2277 result is aligned. Adjust NEWP->remaining here for this allocation.
2278 * libdwP.h: Update decl.
2279 (libdw_alloc): Update caller.
2281 2006-07-12 Ulrich Drepper <drepper@redhat.com>
2283 * dwarf_child.c: Adjust for internal_function_def removal.
2284 * dwarf_getabbrev.c: Likewise.
2285 * dwarf_tag.c: Likewise.
2286 * libdw_form.c: Likewise.
2287 * memory-access.c: Likewise.
2289 2006-06-28 Roland McGrath <roland@redhat.com>
2291 * libdw.map: Export dwfl_linecu, dwfl_line_comp_dir.
2293 * libdw.map: Bump to 0.122; export dwfl_module_getsymtab and
2296 2006-05-27 Ulrich Drepper <drepper@redhat.com>
2298 * libdw.h: Add extern "C".
2300 2006-05-22 Ulrich Drepper <drepper@redhat.com>
2302 * dwarf_getaranges.c (dwarf_getaranges): Handle files without
2303 aranges information.
2305 2006-05-21 Ulrich Drepper <drepper@redhat.com>
2307 * libdw.h: Add nonnull attributes to dwarf_tag, dwarf_getattrs,
2310 2006-02-28 Roland McGrath <roland@redhat.com>
2312 * dwarf.h: Add missing DW_ATE_*, DW_TAG_*, DW_LANG_*, DW_CFA_*,
2313 DW_OP_* values, to match DWARF 3.0. Add new DW_DS_*, DW_END_*
2314 values from DWARF 3.0.
2316 2006-02-22 Roland McGrath <roland@redhat.com>
2318 * libdw.map: Bump to 0.120; export dwfl_version.
2320 2005-12-22 Roland McGrath <roland@redhat.com>
2322 * libdw.map: Bump to 0.119; export dwfl_linux_proc_maps_report.
2324 2005-12-12 Roland McGrath <roland@redhat.com>
2326 * dwarf_ranges.c: Copy CU base address-finding code from
2329 2005-12-09 Roland McGrath <roland@redhat.com>
2331 * dwarf_getlocation.c (dwarf_getlocation_addr): Add some unlikelys.
2332 Delay CU base lookup until it's needed.
2333 If CU base lookup fails with no error, flag invalid DWARF.
2335 2005-11-25 Roland McGrath <roland@redhat.com>
2337 * libdw.map: Bump to 0.118; export dwfl_module_register_names.
2339 2005-11-15 Roland McGrath <roland@redhat.com>
2341 * Makefile.am [BUILD_STATIC] (AM_CFLAGS): Add -fpic.
2343 2005-11-13 Roland McGrath <roland@redhat.com>
2345 * libdw.map: Bump to 0.117; export dwfl_module_return_value_location.
2347 2005-10-27 Roland McGrath <roland@redhat.com>
2349 * dwarf_entry_breakpoints.c (search_range): Fix binary search code;
2350 don't match end_sequence markers.
2352 * dwarf_getsrclines.c (compare_lines): Sort end_sequence markers
2353 before normal records at the same address.
2354 * dwarf_getsrc_die.c (dwarf_getsrc_die): Don't match an end_sequence
2357 2005-10-26 Roland McGrath <roland@redhat.com>
2359 * dwarf_getfuncs.c (dwarf_getfuncs): Use Dwarf_Die, not Dwarf_Func.
2360 * dwarf_func_file.c: Renamed to ...
2361 * dwarf_decl_file.c: ... here.
2362 * dwarf_func_col.c: Renamed to ...
2363 * dwarf_decl_column.c: ... here.
2364 * dwarf_func_line.c: Renamed to ...
2365 * dwarf_decl_line.c: ... here.
2366 (dwarf_func_line): Renamed to ...
2367 (dwarf_decl_line): ... this. Take a Dwarf_Die * argument.
2368 (__libdw_func_intval): Renamed __libdw_attr_intval.
2369 * dwarf_func_name.c: File removed.
2370 * dwarf_func_lowpc.c: File removed.
2371 * dwarf_func_highpc.c: File removed.
2372 * dwarf_func_entrypc.c: File removed.
2373 * dwarf_func_die.c: File removed.
2374 * Makefile.am (libdw_a_SOURCES): Updated.
2375 * libdw.h: Update decls.
2376 (Dwarf_Func): Type removed.
2377 * libdwP.h: Update decls.
2378 (struct Dwarf_Func_s): Type removed.
2379 * libdw.map: Updated.
2381 * libdwP.h (CUDIE): New macro.
2382 * dwarf_getlocation.c (dwarf_getlocation_addr): Use it.
2383 * dwarf_getscopes_die.c (dwarf_getscopes_die): Likewise.
2384 * dwarf_ranges.c (dwarf_ranges): Likewise.
2386 * dwarf_getloclist.c: Renamed to ...
2387 * dwarf_getlocation.c: ... here.
2388 (getloclist): Renamed to getlocation.
2389 (dwarf_getloclist): Renamed to dwarf_getlocation.
2390 (dwarf_addrloclists): Renamed to dwarf_getlocation_addr.
2391 * Makefile.am (libdw_a_SOURCES): Updated.
2392 * libdw.h (dwarf_getloclist): Renamed to dwarf_getlocation.
2393 (dwarf_addrloclists): Renamed dwarf_getlocation_addr.
2394 (Dwarf_Loc): Renamed Dwarf_Op.
2395 * libdwP.h (struct loc_s): Update use.
2396 * libdw.map: Update map.
2398 * dwarf_entry_breakpoints.c: Use the second line record within the
2399 function, regardless of its source location data.
2401 2005-10-25 Roland McGrath <roland@redhat.com>
2403 * dwarf_entry_breakpoints.c: Fall back to entrypc for contiguous too.
2405 * libdw.map: Add dwarf_entrypc, dwarf_entry_breakpoints.
2407 2005-10-14 Roland McGrath <roland@redhat.com>
2409 * dwarf_diecu.c (dwarf_diecu): New file.
2410 * Makefile.am (libdw_a_SOURCES): Add it.
2411 * libdw.h: Declare dwarf_diecu.
2412 * libdw.map: Export it.
2414 * libdw.map: Bump to 0.116; export dwarf_ranges.
2416 2005-09-20 Roland McGrath <roland@redhat.com>
2418 * dwarf_haspc.c: Use dwarf_ranges.
2419 * dwarf_entry_breakpoints.c: Likewise.
2421 * dwarf_ranges.c: New file.
2422 * Makefile.am (libdw_a_SOURCES): Add it.
2423 * libdw.h: Declare dwarf_ranges.
2424 * libdwP.h: Add INTDECL.
2426 2005-09-14 Roland McGrath <roland@redhat.com>
2428 * dwarf_entry_breakpoints.c (dwarf_entry_breakpoints): Fix braino in
2429 prologue_end marker scanning loop.
2431 2005-09-11 Roland McGrath <roland@redhat.com>
2433 * dwarf.h: Comment typo fix.
2435 2005-09-07 Roland McGrath <roland@redhat.com>
2437 * dwarf_entry_breakpoints.c: New file.
2438 * Makefile.am (libdw_a_SOURCES): Add it.
2439 * libdw.h: Declare dwarf_entry_breakpoints.
2441 * dwarf_entrypc.c: New file.
2442 * Makefile.am (libdw_a_SOURCES): Add it.
2443 * libdw.h: Declare dwarf_entrypc.
2444 * libdwP.h: Add INTDECL.
2446 2005-08-28 Ulrich Drepper <drepper@redhat.com>
2448 * Makefile.am: Use $(LINK) not $(CC) when creating DSO.
2449 (%.os): Use COMPILE.os.
2450 (COMPILE.os): Filter out gconv options.
2452 2005-08-27 Roland McGrath <roland@redhat.com>
2454 * dwarf_getscopes.c (dwarf_getscopes): Rewritten using
2455 __libdw_visit_scopes.
2457 * dwarf_getscopes_die.c: New file.
2458 * Makefile.am (libdw_a_SOURCES): Add it.
2459 * libdw.h: Declare dwarf_getscopes_die.
2460 * libdw.map: Bump to 0.115 and add it.
2462 * libdw_visit_scopes.c (__libdw_visit_scopes): Pass a struct
2463 containing a DIE and its parent pointer, instead of just Dwarf_Die.
2464 Take two functions for both preorder and postorder visitors.
2465 * libdwP.h: Update decl.
2466 (struct Dwarf_Die_Chain): New type.
2467 * dwarf_func_inline.c: Update uses.
2469 * dwarf_diename.c (dwarf_diename): Use dwarf_attr_integrate.
2471 * libdwP.h: Add INTDECL.
2472 * dwarf_func_name.c (dwarf_func_name): Use dwarf_diename.
2474 2005-08-23 Roland McGrath <roland@redhat.com>
2476 * dwarf_attr_integrate.c (dwarf_attr_integrate): Treat
2477 DW_AT_specification the same as DW_AT_abstract_origin.
2479 2005-08-20 Roland McGrath <roland@redhat.com>
2481 * libdw.map: Add dwfl_cumodule, remove dwfl_linecu.
2482 Add dwfl_linux_kernel_report_offline, dwfl_offline_section_address,
2483 and dwfl_report_offline.
2485 2005-08-19 Roland McGrath <roland@redhat.com>
2487 * libdw.map: Bump version to ELFUTILS_0.114 for libdwfl changes.
2488 Add dwfl_module_relocate_address, dwfl_module_relocations,
2489 dwfl_module_relocation_info.
2491 2005-08-18 Roland McGrath <roland@redhat.com>
2493 * dwarf_getscopes.c (dwarf_getscopes): Include the CU itself as
2494 outermost scope in the results.
2496 2005-08-15 Roland McGrath <roland@redhat.com>
2498 * dwarf_func_inline.c: New file.
2499 * Makefile.am (libdw_a_SOURCES): Add it.
2500 * libdw.h: Declare dwarf_func_inline, dwarf_func_inline_instances.
2501 * libdw.map: Add them.
2503 * dwarf_func_die.c: New file.
2504 * Makefile.am (libdw_a_SOURCES): Add it.
2505 * libdw.h: Declare dwarf_func_die.
2506 * libdw.map: Add it. Bump version to ELFUTILS_0.114.
2508 2005-08-10 Ulrich Drepper <drepper@redhat.com>
2510 * dwarf_getsrclines.c (dwarf_getsrclines): Correct fallout of renaming
2511 of DW_LNS_set_epilog_begin.
2513 2005-08-09 Roland McGrath <roland@redhat.com>
2515 * dwarf.h (DW_LNS_set_epilog_begin): Renamed DW_LNS_set_epilogue_begin.
2517 * dwarf_end.c: Add INTDEF.
2518 * dwarf_error.c (dwarf_errmsg): Likewise.
2519 * libdwP.h (dwarf_end, dwarf_errmsg): Add INTDECLs.
2521 2005-08-01 Roland McGrath <roland@redhat.com>
2523 * dwarf_getaranges.c (dwarf_getaranges): Check for bogus offset.
2524 * dwarf_getabbrev.c (__libdw_getabbrev): Likewise.
2526 2005-07-28 Ulrich Drepper <drepper@redhat.com>
2528 * Makefile.am (libdw.so): No need to link with libeu.a anymore.
2529 (libdw_a_LIBADD): Add all files from libdwfl.a.
2531 2005-07-27 Roland McGrath <roland@redhat.com>
2533 * Makefile.am (libdw.so): Link ../libdwfl/libdwfl_pic.a in,
2534 along with ../libebl/libebl.a and ../lib/libeu.a;
2535 depend on ../libelf/libelf.so.
2536 (libdw_so_LDADD): New variable.
2537 * libdw.map: Add dwfl_* symbols formerly in ../libdwfl/libdwfl.map.
2539 * libdw.map: Define an empty base version and move all symbols to
2540 version ELFUTILS_0.111; don't define ELFUTILS_1.0 at all yet.
2542 2005-07-23 Ulrich Drepper <drepper@redhat.com>
2544 * dwarf_error.c: Add internal alias for dwarf_errno.
2545 * libdwP.h: Declare __dwarf_errno_internal.
2546 * dwarf_getloclist.c: Use INTDEF for dwarf_errno.
2548 * dwarf_error.c [USE_TLS]: Actually use __thread in definition of
2551 2005-06-01 Roland McGrath <roland@redhat.com>
2553 * dwarf_getaranges.c (dwarf_getaranges): Sort result array.
2554 * dwarf_getarange_addr.c (dwarf_getarange_addr): Use binary search.
2556 2005-06-08 Roland McGrath <roland@redhat.com>
2558 * memory-access.h (get_uleb128_step, get_uleb128): Remove casts.
2559 (get_sleb128_step, get_sleb128): Likewise.
2560 * dwarf_getattrs.c (dwarf_getattrs): Add consts.
2561 * dwarf_getloclist.c (getloclist): Likewise.
2562 * dwarf_formblock.c (dwarf_formblock): Likewise.
2563 * dwarf_getsrclines.c (dwarf_getsrclines): Likewise.
2564 * dwarf_getabbrevattr.c (dwarf_getabbrevattr): Likewise.
2565 * dwarf_formref.c (dwarf_formref): Likewise.
2566 * dwarf_formsdata.c (dwarf_formsdata): Likewise.
2567 * dwarf_formudata.c (dwarf_formudata): Likewise.
2568 * dwarf_haschildren.c (dwarf_haschildren): Likewise.
2569 * dwarf_child.c (__libdw_find_attr, __libdw_find_attr): Likewise.
2570 * dwarf_tag.c (dwarf_tag): Likewise.
2571 * dwarf_getabbrev.c (__libdw_getabbrev): Likewise.
2572 * memory-access.c (__libdw_get_uleb128, __libdw_get_sleb128): Likewise.
2573 * libdw_form.c (__libdw_form_val_len): Likewise.
2574 * libdwP.h: Update decl.
2576 2005-06-04 Roland McGrath <roland@redhat.com>
2578 * memory-access.h (get_uleb128_rest_return): New macro.
2579 [! IS_LIBDW] (__libdw_get_uleb128): New static, defined using it.
2580 (get_sleb128_rest_return): New macro.
2581 [! IS_LIBDW] (__libdw_get_sleb128): New static, defined using it.
2582 * memory-access.c: New file.
2583 * Makefile.am (libdw_a_SOURCES): Add it.
2584 (DEFS): Add -DIS_LIBDW.
2586 2005-05-31 Roland McGrath <roland@redhat.com>
2588 * dwarf_formref_die.c (dwarf_formref_die): Add CU header offset to
2591 2005-05-30 Roland McGrath <roland@redhat.com>
2593 * dwarf_getloclist.c (dwarf_addrloclists): Use DW_AT_entry_pc for base
2594 address if DW_AT_low_pc is missing. Not to spec, but GCC generates it.
2596 * dwarf_getloclist.c (dwarf_addrloclists): Don't sign-extend 4-byte
2597 BEGIN value. Instead, match base address entries separately for
2600 2005-05-28 Roland McGrath <roland@redhat.com>
2602 * dwarf_getloclist.c (dwarf_addrloclists): Fix decoding to advance
2603 past location expression contents.
2605 2005-05-23 Roland McGrath <roland@redhat.com>
2607 * dwarf_getsrclines.c: Comment typo fix.
2609 * dwarf_haspc.c (dwarf_haspc): Fix CU DIE address calculation.
2610 * dwarf_getloclist.c (dwarf_addrloclists): Likewise.
2612 2005-05-22 Ulrich Drepper <drepper@redhat.com>
2614 * libdwP.h: Only use INTDECL for alias prototypes.
2616 2005-05-19 Roland McGrath <roland@redhat.com>
2618 * dwarf_getloclist.c (attr_ok): Permit DW_AT_static_link too.
2620 * dwarf_getscopevar.c: New file.
2621 * Makefile.am (libdw_a_SOURCES): Add it.
2622 * libdw.h: Declare dwarf_getscopevar.
2624 * dwarf_getsrcfiles.c: Add INTDEF.
2625 * dwarf_haschildren.c: Likewise.
2626 * libdwP.h (dwarf_getsrcfiles, dwarf_haschildren): Add INTDECL.
2628 * dwarf_getscopes.c: New file.
2629 * Makefile.am (libdw_a_SOURCES): Add it.
2630 * libdw.h: Declare dwarf_getscopes.
2631 * libdw.map: Add it.
2633 2005-05-18 Roland McGrath <roland@redhat.com>
2635 * libdwP.h (IDX_debug_ranges): New enum constant.
2636 * dwarf_begin_elf.c (dwarf_scnnames): Add it for ".debug_ranges".
2637 * libdwP.h (DWARF_E_NO_DEBUG_RANGES): New enum constant.
2638 * dwarf_error.c (errmsgs): Add it.
2639 * dwarf_haspc.c: New file.
2640 * libdw.h: Declare dwarf_haspc.
2641 * libdw.map: Add it.
2642 * libdwP.h: Add INTDECL.
2644 * dwarf_attr_integrate.c: New file.
2645 * dwarf_hasattr_integrate.c: New file.
2646 * Makefile.am (libdw_a_SOURCES): Add them.
2647 * libdw.h: Declare dwarf_attr_integrate, dwarf_hasattr_integrate.
2648 * libdw.map: Add them.
2650 * dwarf_hasattr.c: Add INTDEF.
2651 * libdwP.h: Add INTDECL for it.
2653 * dwarf_formref_die.c: New file.
2654 * Makefile.am (libdw_a_SOURCES): Add it.
2655 * libdw.h (dwarf_formref_die): Declare it.
2656 * libdwP.h (dwarf_formref_die): Add INTDECL.
2657 * libdw.map: Add it.
2659 * dwarf_getloclist.c (attr_ok, getloclist): New functions, broken out
2661 (dwarf_getloclist): ... here. Call them.
2662 (dwarf_addrloclists): New function.
2663 * libdw.h: Declare it.
2664 * libdw.map: Add it.
2666 * dwarf_getmacros.c (dwarf_getmacros): Don't bail at
2667 DW_MACINFO_end_file. Recognize type 0 as terminator.
2669 2005-05-05 Roland McGrath <roland@redhat.com>
2671 * dwarf_getsrc_die.c (dwarf_getsrc_die): Use binary search.
2673 * dwarf_getsrclines.c (dwarf_getsrclines): Sort result array, since
2674 the line program does not produce all entries in ascending order.
2676 2005-04-25 Ulrich Drepper <drepper@redhat.com>
2678 * dwarf_getsrc_file.c (dwarf_getsrc_file): Handle multiple
2679 occurences (e.g., inlines) better.
2681 2005-04-24 Ulrich Drepper <drepper@redhat.com>
2683 * libdw.h (DWARF_END_ABBREV): Define.
2684 * dwarf_getabbrev.c (__libdw_getabbrev): Return DWARF_END_ABBREV if
2686 * dwarf_offabbrev.c (dwarf_offabbrev): Return -1 on error, 1 if end
2688 * dwarf_tag.c (__libdw_findabbrev): Also recognize DWARF_END_ABBREV
2689 as error of __libdw_getabbrev.
2691 2005-04-04 Ulrich Drepper <drepper@redhat.com>
2693 * dwarf_getsrc_file.c (dwarf_getsrc_file): Minor optimization.
2695 * dwarf_getsrc_file.c (dwarf_getsrc_file): Always pass number of
2696 results back to caller.
2698 2005-04-04 Roland McGrath <roland@redhat.com>
2700 * dwarf_getsrc_file.c (dwarf_getsrc_file): Use size_t for CUHL.
2702 * dwarf_func_line.c (__libdw_func_intval): Use internal_function in
2705 2005-04-04 Ulrich Drepper <drepper@redhat.com>
2707 * dwarf_getsrc_file.c (dwarf_getsrc_file): Use INTUSE.
2709 * dwarf_getsrc_file.c: New file.
2710 * Makefile.am (libdw_a_SOURCES): Add dwarf_getsrc_file.c.
2711 * libdw.h: Declare dwarf_getsrc_file.
2712 * libdw.map: Add dwarf_getsrc_file.
2714 2005-04-02 Ulrich Drepper <drepper@redhat.com>
2716 * dwarf_func_entrypc.c: New file.
2717 * dwarf_func_col.c: New file.
2718 * dwarf_func_line.c: New file.
2719 * dwarf_func_file.c: New file.
2720 * libdw.h: Add prototypes for new functions.
2721 * libdw.map: Add dwarf_func_entrypc, dwarf_func_col, dwarf_func_line,
2723 * Makefile.am (libdw_a_SOURCES): Add dwarf_func_entrypc.c,
2724 dwarf_func_col.c, dwarf_func_line.c, dwarf_func_file.c.
2725 * libdwP.h (struct Dwarf_Func_s): Add cudie element.
2726 Declare __libdw_func_intval and __dwarf_formsdata_internal.
2727 * dwarf_getfuncs.c: Also fill in cudie in Dwarf_Func object.
2728 * dwarf_formsdata.c: Use INTUSE and INTDEF to avoid PLTs.
2730 * dwarf.h: Add some DWARF3 definitions.
2732 2005-04-01 Ulrich Drepper <drepper@redhat.com>
2734 * dwarf_getfuncs.c: New file.
2735 * dwarf_func_highpc.c: New file.
2736 * dwarf_func_lowpc.c: New file.
2737 * dwarf_func_name.c: New file.
2738 * Makefile.am (libdw_a_SOURCES): Add dwarf_getfuncs.c,
2739 dwarf_func_highpc.c, dwarf_func_lowpc.c, and dwarf_func_name.c.
2740 * libdw.map: Add dwarf_getfuncs, dwarf_func_highpc, dwarf_func_lowpc,
2741 and dwarf_func_name.
2742 * libdw.h: Add prototypes for new functions.
2743 * dwarf_child.c: Use INTUSE and INTDEF to avoid PLTs.
2744 * dwarf_siblingof.c: Likewise.
2745 * dwarf_dieoffset.c: Likewise.
2746 * dwarf_highpc.c: Likewise.
2747 * dwarf_lowpc.c: Likewise.
2748 * libdwP.h: Add prototypes for internal functions.
2749 Define Dwarf_Func_s structure.
2751 2005-03-29 Ulrich Drepper <drepper@redhat.com>
2753 * libdw.h: Add padding in Dwarf_die.
2755 * dwarf_arrayorder.c: Use INTUSE and INTDEF to avoid PLTs.
2756 * dwarf_attr.c: Likewise.
2757 * dwarf_begin.c: Likewise.
2758 * dwarf_begin_elf.c: Likewise.
2759 * dwarf_bitoffset.c: Likewise.
2760 * dwarf_bitsize.c: Likewise.
2761 * dwarf_bytesize.c: Likewise.
2762 * dwarf_diename.c: Likewise.
2763 * dwarf_formaddr.c: Likewise.
2764 * dwarf_formblock.c: Likewise.
2765 * dwarf_formref.c: Likewise.
2766 * dwarf_formstring.c: Likewise.
2767 * dwarf_formudata.c: Likewise.
2768 * dwarf_getarange_addr.c: Likewise.
2769 * dwarf_getarangeinfo.c: Likewise.
2770 * dwarf_getaranges.c: Likewise.
2771 * dwarf_getloclist.c: Likewise.
2772 * dwarf_getmacros.c: Likewise.
2773 * dwarf_getsrc_die.c: Likewise.
2774 * dwarf_getsrcfiles.c: Likewise.
2775 * dwarf_getsrclines.c: Likewise.
2776 * dwarf_highpc.c: Likewise.
2777 * dwarf_lowpc.c: Likewise.
2778 * dwarf_nextcu.c: Likewise.
2779 * dwarf_offdie.c: Likewise.
2780 * dwarf_siblingof.c: Likewise.
2781 * dwarf_srclang.c: Likewise.
2782 * dwarf_tag.c: Likewise.
2783 * libdw_findcu.c: Likewise.
2784 * libdwP.h: Add prototypes for internal functions.
2786 * dwarf_addrdie.c: New file.
2787 * dwarf_macro_opcode.c: New file.
2788 * dwarf_macro_param1.c: New file.
2789 * dwarf_macro_param2.c: New file.
2790 * libdw.h: Add declarations. Move Dwarf_Macro definition to libdwP.h.
2791 * libdwP.h: Remove Dwarf_Macro definition.
2792 * Makefile.am (libdw_a_SOURCES): Add dwarf_addrdie.c,
2793 dwarf_macro_opcode.c, dwarf_macro_param1.c, and dwarf_macro_param2.c.
2794 * libdw.map: Add entries for new functions.
2796 2005-03-21 Ulrich Drepper <drepper@redhat.com>
2798 * libdw.h: Handle broken gcc < 4.
2800 2005-02-15 Ulrich Drepper <drepper@redhat.com>
2802 * Makefile (AM_CFLAGS): Add -Wunused -Wextra -Wformat=2.
2804 * dwarf_begin_elf.c: Fix warnings.
2805 * dwarf_dieoffset.c: Likewise.
2806 * dwarf_end.c: Likewise.
2807 * dwarf_error.c: Likewise.
2808 * dwarf_getpubnames.c: Likewise.
2810 * libdwP.h: Add new error values.
2811 * dwarf_error.c: Support new error values.
2812 * dwarf_getpubnames.c: Check parameter value.
2814 2005-02-05 Ulrich Drepper <drepper@redhat.com>
2816 * Makefile.am: Check for text relocations in constructed DSO.
2818 * Makefile.am [MUDFLAP] (AM_CFLAGS): Add -fmudflap.
2820 2005-02-04 Ulrich Drepper <drepper@redhat.com>
2822 * dwarf_siblingof.c (dwarf_siblingof): Add some buffer boundary
2823 checks to not read over buffer boundaries for ill-formed DWARF data.
2825 2004-09-25 Ulrich Drepper <drepper@redhat.com>
2827 * dwarf_child.c: Make compile with gcc 4.0.
2828 * dwarf_error.c: Likewise.
2829 * dwarf_formblock.c: Likewise.
2830 * dwarf_getabbrev.c: Likewise.
2831 * dwarf_getattrs.c: Likewise.
2832 * dwarf_getsrclines.c: Likewise.
2833 * dwarf_tag.c: Likewise.
2834 * libdw_form.c: Likewise.
2836 2004-01-20 Ulrich Drepper <drepper@redhat.com>
2838 * Makefile.am: Support building with mudflap.
2840 * dwarf_getloclist.c: Fix warnings gcc 3.4 spits out.
2841 * dwarf_getsrclines.c: Likewise.
2842 * dwarf_memory-access.h: Likewise.
2844 2004-01-19 Ulrich Drepper <drepper@redhat.com>
2846 * dwarf_getsrcfiles.c: Third parameter can be NULL.
2848 * libdw.h: Define Dwarf_macro. Declare dwarf_getmacros.
2849 Third parameter of dwarf_getsrcfiles can be NULL.
2851 * libdw.map: Add dwarf_getmacros.
2852 * Makefile.am (libdw_a_SOURCES): Add dwarf_getmacros.
2853 * dwarf_getmacros.c: New file.
2855 2004-01-18 Ulrich Drepper <drepper@redhat.com>
2857 * libdw.h: Second parameter of dwarf_getaranges can be NULL.
2859 * dwarf_nextcu.c: Return -1 if dwarf parameter is NULL.
2861 * dwarf_getsrclines.c:
2862 Use read_2ubyte_unaligned_inc instead of _inc-less variant.
2864 * dwarf_getaranges.c: Allow naranges parameter to be NULL.
2866 * libdwP.h (_): Use elfutils domain.
2868 * dwarf_getsrclines.c (dwarf_getsrclines): Add more branch prediction.
2870 * dwarf_getsrclines.c: Fix typo in comment.
2872 2004-01-17 Ulrich Drepper <drepper@redhat.com>
2874 * Makefile.am: Support building with mudflap.
2876 2004-01-16 Ulrich Drepper <drepper@redhat.com>
2878 * memory-access.h: Add lots of const in case a pointer passed is const.
2880 * dwarf_formflag.c: New file.
2881 * dwarf_getattrs.c: New file.
2882 * dwarf_error.c: Add new error value.
2883 * libdw.h: Add prototypes for new functions. Adjust prototype for
2885 * libdw.map: Add new functions.
2886 * dwarf_getpubnames.c: Change type of return value and fourth parameter
2888 * libdwP.h: Add new error value.
2889 * Makefile.am (libdw_a_SOURCES): Add dwarf_getattrs.c and
2892 * dwarf_getpubnames.c (dwarf_getpubnames): Just fail if dbg is NULL.
2894 2004-01-12 Ulrich Drepper <drepper@redhat.com>
2896 * dwarf_getarange_addr.c: New file
2897 * dwarf_getarangeinfo.c: New file.
2898 * dwarf_getaranges.c: New file.
2899 * dwarf_onerange.c: New file.
2900 * libdw.h: Declare new functions. Define Dwarf_Arange and
2902 * libdw.map: Add new functions.
2903 * libdwP.h: Add new errors. Add aranges member to struct Dwarf.
2904 Define Dwarf_Aranges_s and Dwarf_Arange_s.
2905 * Makefile.am (libdw_a_SOURCES): Add dwarf_getaranges.c,
2906 dwarf_onearange.c, dwarf_getarangeinfo.c, dwarf_getarange_addr.c.
2907 * dwarf_error.c: Add new message.
2909 2004-01-11 Ulrich Drepper <drepper@redhat.com>
2911 * Makefile.am (libdw_a_SOURCES): Add dwarf_lineaddr.c, dwarf_linecol.c,
2912 dwarf_linebeginstatement.c, dwarf_lineendsequence.c, dwarf_lineblock.c,
2913 dwarf_lineprologueend.c, dwarf_lineepiloguebegin.c, dwarf_onesrcline.c.
2914 * dwarf_error.c: Add another message.
2915 * dwarf_getsrc_die.c: Adjust for Dwarf_Files and Dwarf_Lines
2917 * dwarf_filesrc.c: Likewise.
2918 * dwarf_getsrcfiles.c: Likewise.
2919 * dwarf_getsrclines.c: Likewise.
2920 * dwarf_lineaddr.c: New file.
2921 * dwarf_linebeginstatement.c: New file.
2922 * dwarf_lineblock.c: New file.
2923 * dwarf_linecol.c: New file.
2924 * dwarf_lineendsequence.c: New file.
2925 * dwarf_lineepiloguebegin.c: New file.
2926 * dwarf_lineno.c: New file.
2927 * dwarf_lineprologueend.c: New file.
2928 * dwarf_onesrcline.c: New file.
2929 * dwarf_lineno.c: Change interface to store result in object pointed
2930 to by second parameter.
2931 * libdw.h: Add prototypes for new functions. Change dwarf_lineno
2932 prototype. Define Dwarf_Files and Dwarf_Lines.
2933 * libdw.map: Add new functions.
2934 * libdwP.h: Define Dwarf_Files_s and Dwarf_Lines_s.
2935 * libdw_findcu.c: Don't initialize nlines field.
2937 * dwarf_siblingof: Little optimization.
2939 * dwarf_begin.c: Remember that the ELF descriptor must be closed.
2940 * dwarf_end.c: Close ELF descriptor if free_elf is set.
2941 * libdwP.h (struct Dwarf): Add free_elf field.
2943 * Makefile.am (libdw_a_SOURCES): Add dwarf_getstring.c and
2945 * dwarf_getstring.c: New file.
2946 * dwarf_offabbrev.c: New file.
2947 * libdw.map: Add dwarf_getstring and dwarf_offabbrev.
2948 * dwarf_getabbrev.c (__libdw_getabbrev): Add new dbg and result
2949 parameters. Don't allocate memory if not necessary and don't lookup
2950 previous results if no CU given.
2951 (dwarf_getabbrev): Adjust call to __libdw_getabbrev.
2952 * dwarf_tag.c: Adjust call to __libdw_getabbrev.
2953 * libdw.h: Declare dwarf_offabbrev and dwarf_getstring.
2954 * libdwP.h: Change prototype for __libdw_getabbrev.
2956 * dwarf_getabbrevattr.c: Add offsetp parameter. Fill in before
2957 returning if this is wanted.
2959 2004-01-09 Ulrich Drepper <drepper@redhat.com>
2961 * dwarf_nextcu.c: Add new parameter offset_sizep. Initialize it
2962 with offset_size value.
2963 * libdw.h: Adjust dwarf_nextcu prototype.
2964 * libdwP.h (struct Dwarf_CU): Add offset_size member.
2965 * libdw_findcu.c: Adjust dwarf_nextcu call. Initialize offset_size
2966 member of new CU struct.
2967 * dwarf_formstring.c: Depend on offset_size not address_size for
2968 DW_FORM_strp handling.
2969 * dwarf_form.c: Likewise for DW_FORM_strp and DW_FORM_ref_addr.
2971 * dwarf_tag.c (__libdw_findabbrev): Return correct value for
2973 (dwarf_tag): Correctly recognize failed lookup.
2975 * dwarf_end.c (cu_free): Call tdestroy for locs member. Use new
2977 * dwarf_error.c: Add message for DWARF_E_NO_BLOCK.
2978 * dwarf_formblock.c: New file.
2979 * dwarf_getloclist.c: Rewrite to handle a single block.
2980 * libdw.h: Define Dwarf_Block. Rename Dwarf_Loc members. Remove
2981 Dwarf_Locdesc definition. Declare dwarf_formblock. Remove
2982 dwarf_getloclistent declaration.
2983 * libdw.map: Add dwarf_formblock, remove dwarf_getloclistent.
2984 * libdwP.h: Define struct loc_s and DWARF_E_NO_BLOCK.
2985 Add locs member to struct Dwarf_CU.
2986 * libdw_fundcu.c: Initialize locs member of new CU.
2987 * Makefile.am (libdw_a_SOURCES): Add dwarf_formblock.c.
2988 Remove dwarf_getloclistent.c.
2990 2004-01-07 Ulrich Drepper <drepper@redhat.com>
2992 * libdw.h: Use __nonnull__ attribute only for gcc >= 3.3.
2993 * libdwP.h: Likewise.
2995 * dwarf_getloclist.c: New file.
2996 * dwarf_getloclistent.c: New file.
2997 * libdw.h: Define Dwarf_Loc and Dwarf_Locdesc.
2998 Declare dwarf_getloclistent and dwarf_getloclist.
2999 * libdw.map: Add dwarf_getloclistent and dwarf_getloclist.
3000 * libdwP.h: Define DWARF_E_NO_LOCLIST.
3001 * Makefile.am (libdw_a_SOURCES): Add dwarf_getloclistent.c and
3004 * dwarf_error.c: More error messages.
3006 2004-01-06 Ulrich Drepper <drepper@redhat.com>
3008 * dwarf_getsrclines.c: Remove debugging support.
3010 * dwarf_getsrcfiles.c: New file.
3011 * dwarf_filesrc.c: New file.
3012 * libdw.h: Declare these functions. Define Dwarf_File.
3013 * libdwP.c: Adjust Dwarf_File_s definition.
3014 * libdw.map: Add these functions.
3015 * Makefile.am (libdw_a_SOURCES): Add dwarf_getsrcfiles.c and
3017 * dwarf_getsrclines.c: Initialize cu->files.
3019 2004-01-05 Ulrich Drepper <drepper@redhat.com>
3021 * libdw.h: Add more nonnull function attributes.
3023 * dwarf_begin_elf.c (dwarf_begin_elf): Don't initialize mem_tail->next.
3024 * dwarf_end.c (cu_free): New function.
3025 (dwarf_end): Also free CU tree. Correct freeing of memory blocks.
3026 * dwarf_error.c (errmsgs): Add new messages.
3027 * dwarf_getsrc_die.c: New file.
3028 * dwarf_getsrclines.c: New file.
3029 * dwarf_lineno.c: New file.
3030 * dwarf_linesrc.c: New file.
3031 * dwarf_nextcu.c (dwarf_nextcu): Use read_*byte_unaligned_inc
3032 instead of the *_inc-less variants.
3033 * libdw.h: Define Dwarf_Line. Add some function attributes. Declare
3034 dwarf_getsrclines, dwarf_getsrc_die, dwarf_lineno, and dwarf_linesrc.
3035 * libdw.map: Add dwarf_getsrclines, dwarf_getsrc_die, dwarf_lineno,
3037 * libdwP.h: Add more error codes.
3038 (struct Dwarf): Remove mem_tail.next member.
3039 (Dwarf_File): Define type.
3040 (struct Dwarf_Line_s): Define type.
3041 (struct Dwarf_CU): Add lines and nlines members.
3042 (libdw_alloc): Define local variable _tail and use it.
3043 Add some function attributes.
3044 * libdw_alloc.c (__libdw_allocate): Don't initialize next member.
3045 * libdw_findcu.c (__libdw_findcu): Initialize lines and nlines members.
3046 * memory-access.h: Add unlikely for the endian conversion paths.
3047 * Makefile.am (AM_CFLAGS): Add -std parameter.
3048 (libdw_a_SOURCES): Add dwarf_getsrclines, dwarf_getsrc_die,
3049 dwarf_lineno, and dwarf_linesrc.
3051 2003-08-11 Ulrich Drepper <drepper@redhat.com>
3053 * Moved to CVS archive.
projects / platform / upstream / elfutils.git / blob