1 2017-04-20 Ulf Hermann <ulf.hermann@qt.io>
3 * dwarf_begin_elf.c: Include endian.h.
5 2017-03-30 Mark Wielaard <mjw@redhat.com>
7 * dwarf_peel_type.c (dwarf_peel_type): Call dwarf_attr_integrate on
10 2016-10-22 Mark Wielaard <mjw@redhat.com>
12 * dwarf.h: Correct spelling of DW_LANG_PLI. Add compatibility define.
13 * dwarf_aggregate_size.c (array_size): Use correct spelling of
16 2016-11-02 Mark Wielaard <mjw@redhat.com>
18 * cfi.c (execute_cfi): Add fallthrough comments.
19 * encoded-value.h (encoded_value_size): Add explicit return instead
20 of relying on fallthrough.
21 * dwfl_report_elf.c (__libdwfl_elf_address_range): Add fallthrough
24 2016-10-11 Akihiko Odaki <akihiko.odaki.4i@stu.hosei.ac.jp>
26 * dwarf_getpubnames.c: Remove sys/param.h include, add system.h.
27 * libdw_alloc.c: Likewise.
29 2016-07-08 Mark Wielaard <mjw@redhat.com>
31 * libdw.map (ELFUTILS_0.167): New. Add dwelf_strtab_init,
32 dwelf_strtab_add, dwelf_strtab_add_len, dwelf_strtab_finalize,
33 dwelf_strent_off, dwelf_strent_str and dwelf_strtab_free.
35 2016-02-13 Mark Wielaard <mjw@redhat.com>
37 * dwarf_getsrclines.c (read_srclines): Calculate ndirs first, then
40 2015-12-18 Mark Wielaard <mjw@redhat.com>
42 * libdwP.h (struct Dwarf): Remove sectiondata_gzip_mask.
43 (__libdw_free_zdata): Remove.
44 * dwarf_begin_elf.c (inflate_section): Remove.
45 (check_section): Remove __libdw_free_zdata calls. Use elf_compress
46 and elf_compress_gnu to decompress if necessary.
47 (valid_p): Remove __libdw_free_zdata calls.
48 (scngrp_read): Use elf_compress if section is compressed. Remove
49 __libdw_free_zdata calls.
50 * dwarf_end.c (__libdw_free_zdata): Remove.
51 (dwarf_end): Don't call __libdw_free_zdata.
53 2015-10-28 Mark Wielaard <mjw@redhat.com>
55 * libdw.map (ELFUTILS_0.165): New. Add dwelf_scn_gnu_compressed_size.
57 2015-12-02 Mark Wielaard <mjw@redhat.com>
59 * fde.c (intern_fde): Don't leak duplicate FDEs.
61 2015-12-01 Mark Wielaard <mjw@redhat.com>
63 * fde.c (intern_fde): Don't intern an fde that doesn't cover a
66 2015-12-01 Mark Wielaard <mjw@redhat.com>
68 * dwarf_end.c (dwarf_end): Call cu_free on fake_loc_cu if it exists.
70 2015-10-14 Chih-Hung Hsieh <chh@google.com>
72 * dwarf_entry_breakpoints.c (dwarf_entry_breakpoints): Move recursive
73 functions 'add_bkpt', 'entrypc_bkpt', and 'search_range' to file scope.
75 2015-10-14 Chih-Hung Hsieh <chh@google.com>
77 * libdw_visit_scopes.c (__libdw_visit_scopes): Move recursive nested
78 function 'walk_children' to file scope; inline 'recurse' at its call
81 2015-10-19 Mark Wielaard <mjw@redhat.com>
83 * frame-cache.c (__libdw_destroy_frame_cache): Call ebl_closebackend
86 2015-10-16 Dmitry V. Levin <ldv@altlinux.org>
88 * dwarf_getsrclines.c (read_srclines): Initialize state early.
90 2015-10-13 Chih-Hung Hsieh <chh@google.com>
92 * dwarf_getsrclines.c (read_srclines): Move nested functions
93 'advance_pc' and 'add_new_line' to file scope and keep many
94 local state variables within one structure.
96 2015-10-13 Chih-Hung Hsieh <chh@google.com>
98 * dwarf_getscopevar.c (dwarf_getscopevar): Move nested
99 function 'file_matches' to file scope.
101 2015-10-16 Mark Wielaard <mjw@redhat.com>
103 * Makefile.am (libdw.so): Add -lz.
105 2015-10-14 Chih-Hung Hsieh <chh@google.com>
107 * cfi.c (execute_cfi): Move nested functions 'enough_registers'
108 and 'require_cfa_offset' to file scope.
110 2015-10-09 Josh Stone <jistone@redhat.com>
112 * dwarf_begin.c (dwarf_begin): Replace stat64 and fstat64 with stat
115 2015-10-05 Josh Stone <jistone@redhat.com>
117 * Makefile.am (libdw.so): Add AM_V_CCLD and AM_V_at silencers.
119 2015-09-24 Jose E. Marchesi <jose.marchesi@oracle.com>
121 * Makefile.am (AM_CFLAGS): Use -fPIC instead of -fpic to avoid
122 relocation overflows in some platforms.
124 2015-09-23 Mark Wielaard <mjw@redhat.com>
126 * dwarf_error.c (__libdw_seterrno): Mark as internal_function.
127 * dwarf_formref.c (__libdw_formref): Likewise.
128 * libdw_findcu.c (__libdw_findcu): Likewise.
129 * libdw_visit_scopes.c (__libdw_visit_scopes): Likewise.
131 2015-09-22 Mark Wielaard <mjw@redhat.com>
133 * *.c: Remove old-style function definitions.
135 2015-09-15 Mark Wielaard <mjw@redhat.com>
137 * dwarf_peel_type.c (dwarf_peel_type): Don't reassign result pointer.
139 2015-09-09 Chih-Hung Hsieh <chh@google.com>
141 * dwarf_macro_getsrcfiles.c (dwarf_macro_getsrcfiles): Remove
142 redundant NULL tests on parameters declared with __nonnull_attribute__.
143 * dwarf_siblingof.c (dwarf_siblingof): Likewise.
144 * libdw_visit_scopes.c (__libdw_visit_scopes): Likewise.
146 2015-09-04 Chih-Hung Hsieh <chh@google.com>
147 Mark Wielaard <mjw@redhat.com>
149 * dwarf_getlocation.c (getlocations_addr): Replace K&R function
150 definition with ansi-C definition and add const qualifier to
153 2015-09-04 Chih-Hung Hsieh <chh@google.com>
155 * libdw_findcu.c (__libdw_intern_next_unit): Replace K&R function
156 definition with ansi-C definitions.
157 (__libdw_findcu): Likewise.
159 2015-08-25 Mark Wielaard <mjw@redhat.com>
161 * dwarf.h: Add DW_LANG_Haskell.
163 2015-06-18 Mark Wielaard <mjw@redhat.com>
165 * dwarf_begin_elf.c (dwarf_begin_elf): Assert page size is big enough
168 2015-06-18 Mark Wielaard <mjw@redhat.com>
170 * dwarf_getpubnames.c (get_offsets): Always free mem on error.
172 2015-06-18 Mark Wielaard <mjw@redhat.com>
174 * dwarf_getmacros.c (get_macinfo_table): Return NULL when
175 dwarf_formudata reports an error.
176 (get_table_for_offset): Likewise.
178 2015-06-08 Mark Wielaard <mjw@redhat.com>
180 * dwarf_getsrclines.c (read_srclines): Initialize dirarray early.
182 2015-06-06 Mark Wielaard <mjw@redhat.com>
184 * dwarf_getsrclines.c (read_srclines): Initialize filelist early.
186 2015-05-27 Mark Wielaard <mjw@redhat.com>
188 * encoded-value.h (read_encoded_value): Check data d_size contains
189 at least enough data to hold a pointer for DW_EH_PE_indirect.
191 2015-05-22 Mark Wielaard <mjw@redhat.com>
193 * dwarf_getsrclines.c (read_srclines): Limit stack usage of lines
194 with MAX_STACK_LINES, files with MAX_STACK_LINES and dirs with
195 MAX_STACK_DIRS. Calculate number of dirs needed first, then
196 create dirarray directly, without needing the next field. Free
197 not stack allocated lines and files at the end.
199 2015-05-19 Mark Wielaard <mjw@redhat.com>
201 * dwarf_getlocation.c (__libdw_intern_expression): Create a stack
202 allocated array to hold locs. Allocate locs bigger than the array
203 with malloc and free them when done.
205 2015-05-11 Jonathan Lebon <jlebon@redhat.com>
207 * libdwP.h (DWARF_E_COMPRESSED_ERROR): New enumerator.
208 * dwarf_error.c (errmsgs): Add DWARF_E_COMPRESSED_ERROR message.
209 * dwarf_begin_elf.c (inflate_section): New static function, lifted
211 (check_section): ... here. Call inflate_section, set libdw errno to
212 DWARF_E_COMPRESSED_ERROR if .debug_info section couldn't be inflated.
214 2015-05-11 Jonathan Lebon <jlebon@redhat.com>
216 * dwarf_begin_elf.c (check_section): Add compressed flag. Always
217 check for .zdebug sections. Only wrap decompression in #if USE_ZLIB.
219 2015-05-06 Mark Wielaard <mjw@redhat.com>
221 * dwarf_getsrclines.c (read_srclines): Use an int64_t to store and
222 check the line number.
224 2015-05-05 Mark Wielaard <mjw@redhat.com>
226 * dwarf_getaranges.c (dwarf_getaranges): Check there is enough data
227 left before reading values.
229 2015-05-04 Anthony G. Basile <blueness@gentoo.org>
231 * Makefile.am (libdw_so_SOURCES): Append $(argp_LDADD) to link
234 2015-04-22 Mark Wielaard <mjw@redhat.com>
236 * memory-access.h (__libdw_max_len_leb128): Take type_len as argument.
237 (__libdw_max_len_uleb128): New function.
238 (__libdw_max_len_sleb128): Likewise.
239 (__libdw_get_uleb128): Use __libdw_max_len_uleb128.
240 (__libdw_get_sleb128): Use __libdw_max_len_sleb128.
242 2015-04-21 Mark Wielaard <mjw@redhat.com>
244 * dwarf_getmacros.c (read_macros): Allocate attributes dynamically
245 when there are more than 8.
247 2015-04-01 Petr Machata <pmachata@redhat.com>
249 * libdwP.h (DWARF_E_NOT_CUDIE): New enumerator.
250 (is_cudie): New function.
251 * dwarf_error.c (errmsgs): Add message for DWARF_E_NOT_CUDIE.
252 * dwarf_getsrcfiles.c (dwarf_getsrcfiles): Call is_cudie instead
253 of white-listing valid tags.
254 * dwarf_getsrclines.c (dwarf_getsrclines): Likewise.
256 2015-03-18 Petr Machata <pmachata@redhat.com>
258 * Makefile.am (pkginclude_HEADERS): Add known-dwarf.h.
259 (EXTRA_DIST): Remove known-dwarf.h.
261 2015-02-09 Mark Wielaard <mjw@redhat.com>
263 * dwarf.h: Add DW_LANG_Fortran03 and DW_LANG_Fortran08.
264 * dwarf_aggregate_size.c (array_size): Recognize array lower bound
265 for new Fortran language codes is 1.
267 2015-02-09 Mark Wielaard <mjw@redhat.com>
269 * dwarf.h: Add DW_TAG_atomic_type.
270 * libdw.h (dwarf_peel_type): Document DW_TAG_atomic_type.
271 * dwarf_peel_type.c (dwarf_peel_type): Handle DW_TAG_atomic_type.
273 2015-02-11 Josh Stone <jistone@redhat.com>
275 * encoded-value.h (read_encoded_value): Initialize value.
277 2015-02-11 Petr Machata <pmachata@redhat.com>
279 * dwarf_ranges.c (dwarf_ranges): Do not bail out when neither
280 DW_AT_entry_pc nor DW_AT_low_pc are available. Instead remember
281 the fact in *BASEP and bail out later if it hasn't been updated by
282 __libdw_read_begin_end_pair_inc.
284 2014-12-24 Mark Wielaard <mjw@redhat.com>
286 * dwarf_getsrc_die.c (dwarf_getsrc_die): Return the last line record
287 smaller than or equal to addr, rather than returning immediately on
290 2015-01-07 Mark Wielaard <mjw@redhat.com>
292 * cfi.h (struct Dwarf_CFI_s): Add search_table_len.
293 * dwarf_getcfi_elf.c (getcfi_gnu_eh_frame): Check there is enough
294 room in the search table for all entries. Store search_table_len.
295 (getcfi_scn_eh_frame): Likewise.
296 * encoded-value.h (encoded_value_size): Don't abort, return zero.
297 (__libdw_cfi_read_address_inc): Check there is enough room to read
298 values. Pass other byte order to read functions.
299 (read_encoded_value): Check encoded_value_size. Don't abort, but
300 set libdw errno and report failure. Check there is enough room to
302 * fde.c (binary_search_fde): Check encoded value size. Add hdr
303 data buf and size to dummy_cfi.
305 2015-01-04 Mark Wielaard <mjw@redhat.com>
307 * dwarf_siblingof.c (dwarf_siblingof): Check sibling attribute
308 is after current DIE.
310 2015-01-04 Mark Wielaard <mjw@redhat.com>
312 * cfi.c (enough_registers): Check reg < INT32_MAX / sizeof
313 (dwarf_frame_register).
315 2015-01-02 Mark Wielaard <mjw@redhat.com>
317 * dwarf_getcfi_elf.c (parse_eh_frame_hdr): Add size check.
318 (getcfi_gnu_eh_frame): Remove size check. Check d_buf is not NULL.
319 (getcfi_scn_eh_frame): Check d_buf is not NULL.
321 2015-01-02 Mark Wielaard <mjw@redhat.com>
323 * dwarf_getlocation.c (__libdw_intern_expression): Check dbg is not
324 NULL for DW_OP_call_ref and DW_OP_GNU_implicit_pointer. For
325 DW_OP_addr if dbg is NULL then read argument directly.
327 2015-01-14 Jason P. Leasure <jpleasu@super.org>
329 * dwarf_formref_die.c (dwarf_formref_die): Offset is cu->type_offset
332 2014-12-27 Mark Wielaard <mjw@redhat.com>
334 * dwarf_siblingof.c (dwarf_siblingof): Check sibling attribute offset
335 still falls inside CU data.
337 2015-01-11 Mark Wielaard <mjw@redhat.com>
339 * dwarf_func_inline.c (dwarf_func_inline_instances): Call
340 __libdw_visit_scopes with NULL imports.
341 * dwarf_getfuncs.c (dwarf_getfuncs): Likewise.
342 * dwarf_getscopes.c (pc_record): Likewise.
343 (dwarf_getscopes): Likewise.
344 * dwarf_getscopes_die.c (dwarf_getscopes_die): Likewise.
345 * libdwP.h (__libdw_visit_scopes): Add imports argument.
346 * libdw_visit_scopes.c (__libdw_visit_scopes): Likewise. Add new
347 function imports_contains. Push and pop imports around walk_children
348 when processing DW_TAG_imported_unit.
350 2014-12-18 Ulrich Drepper <drepper@gmail.com>
352 * Makefile.am: Suppress output of textrel_check command.
354 2014-12-16 Mark Wielaard <mjw@redhat.com>
356 * dwarf_getsrclines.c (read_srclines): Check diridx is valid under
359 2014-12-16 Mark Wielaard <mjw@redhat.com>
361 * dwarf_getpubnames.c (dwarf_getpubnames): Make sure there is enough
362 space to read die offset.
364 2014-12-16 Mark Wielaard <mjw@redhat.com>
366 * dwarf_getsrclines.c (read_srclines): Correct overflow check for
369 2014-12-15 Mark Wielaard <mjw@redhat.com>
371 * dwarf_getpubnames.c (get_offsets): Make sure whole unit fall inside
372 section data. Set error to DWARF_E_NO_ENTRY if cnt is zero.
373 (dwarf_getpubnames): Make sure section data contains string zero
376 2014-12-16 Mark Wielaard <mjw@redhat.com>
378 * memory-access.h (__libdw_get_sleb128): Unroll the first step to help
379 the compiler optimize for the common single-byte case.
381 2014-12-15 Josh Stone <jistone@redhat.com>
383 * memory-access.h (__libdw_max_len_leb128): New.
384 (__libdw_get_uleb128): Use __libdw_max_len_leb128.
385 (__libdw_get_sleb128): Likewise.
387 2014-12-14 Mark Wielaard <mjw@redhat.com>
389 * cfi.c (execute_cfi): Add program bounds checks.
390 * dwarf_child.c (__libdw_find_attr): Add attrp bounds checks.
391 * dwarf_formblock.c (dwarf_formblock): Call get_uleb128 with endp.
392 * dwarf_formref.c (__libdw_formref): Add datap bounds checks.
393 * dwarf_formsdata.c (dwarf_formsdata): Likewise.
394 * dwarf_formudata.c (dwarf_formudata): Likewise.
395 * dwarf_frame_register.c (dwarf_frame_register): Call get_uleb128
396 with end of data buf.
397 * dwarf_getabbrev.c (__libdw_getabbrev): Add abbrevp bounds checks.
398 * dwarf_getabbrevattr.c (dwarf_getabbrevattr): Assume get_uleb128
399 call gets enough data.
400 * dwarf_getattrs,c (dwarf_getattrs): Call get_uleb128 with endp.
401 * dwarf_getlocation.c (store_implicit_value): Call get_uleb128
403 (__libdw_intern_expression): Call get_uleb128/get_sleb128 with
405 * dwarf_getmacros.c (get_table_for_offset): Add nforms bounds check.
406 * dwarf_getsrclines.c (read_srclines): Bounds check linep and call
407 get_uleb128 with lineendp.
408 * dwarf_hasattr.c (dwarf_hasattr): Bounds check attrp and call
409 get_uleb128 with endp.
410 * dwarf_next_cfi.c (dwarf_next_cfi): Bounds check bytes and call
411 get_uleb128/get_sleb128 with limit.
412 * encoded-value.h (read_encoded_value): Assume get_uleb128 and
413 get_sleb128 get called with enough data.
414 * fde.c (intern_fde): Call get_uleb128 with instructions_end.
415 * libdwP.h (__libdw_dieabbrev): Call get_uleb128 with die->cu->endp.
416 * libdw_form.c (__libdw_form_val_compute_len): Call get_uleb128 with
418 * memory-access.h (__libdw_get_uleb128): Take an extra endp.
419 Don't call get_uleb128_step if out of data.
420 (__libdw_get_sleb128): Likewise for get_sleb128_step.
422 2014-12-12 Mark Wielaard <mjw@redhat.com>
424 * libdwP.h (struct Dwarf): Add fake_loc_cu.
426 (DIE_OFFSET_FROM_CU_OFFSET): Don't use cu_data, use cu_sec_idx.
427 (__libdw_form_val_compute_len): Drop dbg and endp arguments.
428 (__libdw_form_val_len): Likewise.
429 * libdw_form.c (__libdw_form_val_compute_len): Likewise.
430 * libdw_findcu.c (__libdw_intern_next_unit): Don't use cu_data, use
431 the already found data buffer directly.
432 * dwarf_begin_elf.c (valid_p): Setup fake_loc_cu.
433 * dwarf_end.c (dwarf_end): Free fake_loc_cu.
434 * dwarf_child.c (__libdw_find_attr): Call __libdw_form_val_len with
436 * dwarf_getattrs.c (dwarf_getattrs): Likewise.
437 * dwarf_formblock.c (dwarf_formblock): Add bounds checking.
438 * dwarf_getlocation_attr.c (attr_form_cu): New function.
439 (dwarf_getlocation_attr): Use attr_form_cu to set result->cu.
440 (getlocation): Handle empty blocks immediately.
441 * dwarf_getlocation_implicit_pointer.c (empty_cu): New static var.
442 (__libdw_empty_loc_attr): Drop cu argument, use empty_cu.
443 (dwarf_getlocation_implicit_pointer): Call __libdw_empty_loc_attr with
445 * dwarf_getmacros.c (read_macros): Also setup startp and endp for
446 fake_cu. Call __libdw_form_val_len with just fake_cu.
447 * dwarf_formref_die.c (dwarf_formref_die): Don't use cu_data, get
448 datap and size directly from cu startp and endp.
450 2014-12-11 Mark Wielaard <mjw@redhat.com>
452 * libdw_findcu.c (__libdw_intern_next_unit): Sanity check offset.
454 2014-12-13 Mark Wielaard <mjw@redhat.com>
456 * dwarf_getaranges.c (compare_aranges): Make sure Dwarf_Addr
457 difference doesn't wrap around before returning as int.
459 2014-12-11 Josh Stone <jistone@redhat.com>
461 * dwarf_getsrclines.c (struct linelist): Add sequence.
462 (compare_lines): Take linelists, and break ties by sequence.
463 (read_srclines): Use linelists for sorting.
464 (read_srclines::add_new_line): Set sequence.
466 2014-12-10 Josh Stone <jistone@redhat.com>
468 * libdwP.h (Dwarf_CU): Add startp and endp boundaries.
469 * libdw_findcu.c (__libdw_intern_next_unit): Set startp and endp.
470 * dwarf_child.c (dwarf_child): Use cu->endp.
471 * dwarf_cuoffset.c (dwarf_cuoffset): Use cu->startp.
472 * dwarf_dieoffset.c (dwarf_dieoffset): Use cu->startp.
473 * dwarf_siblingof.c (dwarf_siblingof): Use both.
475 2014-12-10 Josh Stone <jistone@redhat.com>
477 * dwarf_hasattr.c (dwarf_hasattr): Just walk abbrev for presence.
479 2014-12-10 Josh Stone <jistone@redhat.com>
481 * libdwP.h (__libdw_dieabbrev): New die->abbrev lookup function.
482 * dwarf_child.c (__libdw_find_attr, dwarf_child): Use it.
483 * dwarf_getattrs.c (dwarf_getattrs): Likewise.
484 * dwarf_haschildren.c (dwarf_haschildren): Likewise.
485 * dwarf_tag.c (dwarf_tag): Likewise.
487 2014-12-04 Mark Wielaard <mjw@redhat.com>
489 * libdwP.h (__libdw_form_val_compute_len): Add endp argument.
490 (__libdw_form_val_len): Likewise and check len doesn't overflow.
491 * libdw_form.c (__libdw_form_val_compute_len): Likewise.
492 * dwarf_child.c (__libdw_find_attr): Call __libdw_form_val_len
494 * dwarf_getattrs.c (dwarf_getattrs): Likewise.
495 * dwarf_getmacros.c (read_macros): Likewise and check for errors.
497 2014-12-02 Petr Machata <pmachata@redhat.com>
499 * dwarf_getmacros.c (token_from_offset, offset_from_token): New
501 (do_dwarf_getmacros_die): Merge into dwarf_getmacros.
502 * libdw.h (DWARF_GETMACROS_START): New macro.
504 2014-11-27 Mark Wielaard <mjw@redhat.com>
506 * Makefile.am (libdw.so): Use textrel_check.
508 2014-11-27 Mark Wielaard <mjw@redhat.com>
510 * dwarf_getcfi_elf.c (getcfi_gnu_eh_frame): Initialize
511 search_table_entries and search_table_encoding.
513 2014-11-24 Mark Wielaard <mjw@redhat.com>
515 * dwarf_getsrclines.c (read_srclines): Check line_range is not zero
518 2014-11-23 Mark Wielaard <mjw@redhat.com>
520 * dwarf_attr.c (dwarf_attr): Check __libdw_find_attr return value.
521 * dwarf_hasattr.c (dwarf_hasattr): Likewise.
522 * dwarf_siblingof.c (dwarf_siblingof): Likewise.
524 2014-11-23 Mark Wielaard <mjw@redhat.com>
526 * dwarf_getabbrev.c (__libdw_getabbrev): Don't assert on bad DWARF.
527 Set libdw errno and return NULL.
529 2014-11-24 Mark Wielaard <mjw@redhat.com>
531 * dwarf.h (DW_LANG_C_plus_plus_11): Added.
532 (DW_LANG_C11): Likewise.
533 (DW_LANG_C_plus_plus_14): Likewise.
534 * dwarf_aggregate_size.c (array_size): Handle DW_LANG_C11,
535 DW_LANG_C_plus_plus_11, DW_LANG_C_plus_plus_14 and DW_LANG_Go
537 * dwarf_getfuncs.c (dwarf_getfuncs): Set c_cu to true for
540 2014-11-26 Mark Wielaard <mjw@redhat.com>
542 * dwarf.h (DW_AT_noreturn): Added.
544 2014-11-11 Mark Wielaard <mjw@redhat.com>
546 * dwarf_getsrclines.c (read_srclines): Do address_size comparison
547 explicitly as uint8_t.
548 (__libdw_getsrclines): Add internal_function to declaration.
550 2014-09-10 Petr Machata <pmachata@redhat.com>
552 * dwarf_macro_getparamcnt.c: New file.
553 * dwarf_macro_param.c: New file.
554 * dwarf_macro_getsrcfiles.c: New file.
555 * Makefile.am (libdw_a_SOURCES): Add the new files.
556 * libdwP.h (struct files_lines_s): New structure.
557 (DWARF_E_INVALID_OPCODE): New enumerator.
558 (struct Dwarf): New fields macro_ops, files_lines.
559 (Dwarf_Macro_Op_Proto, Dwarf_Macro_Op_Table): New structures for
560 keeping macro opcode prototypes in.
561 (Dwarf_Macro_s): Redefine from scratch.
562 (__libdw_getsrclines, __libdw_getcompdir, libdw_macro_nforms): New
564 * dwarf_error.c (errmsgs): Add a message for
565 DWARF_E_INVALID_OPCODE.
566 * dwarf_end.c (dwarf_end): Destroy struct Dwarf.macro_ops and
568 * libdw.h (dwarf_getmacros_off, dwarf_macro_getparamcnt)
569 (dwarf_macro_getsrcfiles, dwarf_macro_param): New public
571 * dwarf_getmacros.c (dwarf_getmacros_off): New function,
572 (get_offset_from, macro_op_compare, build_table)
573 (init_macinfo_table, get_macinfo_table, get_table_for_offset)
574 (cache_op_table, read_macros, gnu_macros_getmacros_off)
575 (macro_info_getmacros_off, do_dwarf_getmacros_die): New helper
577 (dwarf_getmacros): Adjust to dispatch to the new interfaces.
578 * dwarf_getsrclines.c (read_srclines): New function with guts
579 taken from dwarf_getsrclines.
580 (__libdw_getsrclines): Likewise.
581 (__libdw_getcompdir, files_lines_compare): New functions.
582 (dwarf_getsrclines): Make it dispatch to the new interfaces.
583 * dwarf_macro_param1.c (dwarf_macro_param1): Adjust to dispatch to
585 * dwarf_macro_param2.c (dwarf_macro_param2): Likewise.
586 * libdw.map (ELFUTILS_0.161): New. Add dwarf_getmacros_off,
587 dwarf_macro_getsrcfiles, dwarf_macro_getparamcnt, dwarf_macro_param.
589 2014-10-06 Mark Wielaard <mjw@redhat.com>
591 * Makefile.am (libdw_a_SOURCES): Add dwarf_peel_type.c.
592 * dwarf_aggregate_size.c (get_type): Use dwarf_peel_type.
593 (aggregate_size): Likewise. Add old and new version.
594 * dwarf_peel_type.c: New file.
595 * libdw.h (dwarf_peel_type): New function declaration.
596 * libdwP.h (dwarf_peel_type): New internal declaration.
597 * libdw.map (ELFUTILS_0.161): New section.
599 2014-10-15 Petr Machata <pmachata@redhat.com>
601 * libdwP.h (struct Dwarf_Files_s.cu): Drop field.
602 * dwarf_getsrclines.c (dwarf_getsrclines): Don't set it.
604 2014-10-05 Mark Wielaard <mjw@redhat.com>
606 * dwarf.h: Add DW_AT_GNU_deleted.
608 2014-10-02 Mark Wielaard <mjw@redhat.com>
610 * dwarf_aggregate_size.c (aggregate_size): Return CU address_size
611 for sizeless DW_TAG_pointer_type, DW_TAG_reference_type or
612 DW_TAG_rvalue_reference_type.
614 2014-09-12 Petr Machata <pmachata@redhat.com>
616 * memory-access.h (read_ubyte_unaligned_inc): Allow only 4- and
617 8-byte quantities. Consequently, rename to...
618 (read_addr_unaligned_inc): ... this.
619 (read_sbyte_unaligned_inc, read_ubyte_unaligned): Drop.
620 (read_sbyte_unaligned): Drop.
622 2014-09-10 Petr Machata <pmachata@redhat.com>
624 * dwarf_getlocation.c (attr_ok): Also accept
625 DW_AT_GNU_call_site_value, DW_AT_GNU_call_site_data_value,
626 DW_AT_GNU_call_site_target, DW_AT_GNU_call_site_target_clobbered.
628 2014-08-15 Mark Wielaard <mjw@redhat.com>
630 * dwarf_cu_die.c: New file.
631 * Makefile.am (libdw_a_SOURCES): Add dwarf_cu_die.c.
632 * libdw.h (dwarf_cu_die): New function declaration.
633 * libdw.map (ELFUTILS_0.160): Add dwarf_cu_die.
635 2014-08-15 Mark Wielaard <mjw@redhat.com>
637 * dwarf_cu_getdwarf.c: New file.
638 * Makefile.am (libdw_a_SOURCES): Add dwarf_cu_getdwarf.c.
639 * libdw.h (Dwarf_CU): New typedef.
640 (dwarf_cu_getdwarf): New function declaration.
641 * libdw.map (ELFUTILS_0.160): New. Add dwarf_cu_getdwarf.
643 2014-06-18 Mark Wielaard <mjw@redhat.com>
645 * dwarf.h: Remove DW_TAG_mutable_type.
647 2014-05-02 Mark Wielaard <mjw@redhat.com>
649 * libdwP.h (__check_build_id): Removed now unused.
651 2014-05-01 Mark Wielaard <mjw@redhat.com>
653 * libdwP.h (struct Dwarf): Remove free_alt.
654 * dwarf_end.c (dwarf_end): Don't check free_alt, don't end alt_dwarf.
655 * dwarf_setalt.c (dwarf_setalt): Don't check or set free_alt.
657 2014-04-30 Mark Wielaard <mjw@redhat.com>
659 * libdw.map (ELFUTILS_0.159): Add dwelf_elf_gnu_build_id.
661 2014-04-15 Florian Weimer <fweimer@redhat.com>
663 * dwarf_begin_elf.c (__check_build_id, try_debugaltlink)
664 (open_debugaltlink): Move to libdwfl.
665 (check_section): Do not locate alternate debuginfo.
667 2014-04-24 Florian Weimer <fweimer@redhat.com>
669 * libdw.map (ELFUTILS_0.159): Export dwelf_dwarf_gnu_debugaltlink.
671 2014-04-22 Florian Weimer <fweimer@redhat.com>
673 * dwarf_getalt.c, dwarf_setalt.c: New files.
674 * Makefile.am (libdw_a_SOURCES): Add them.
675 * libdw.h (dwarf_getalt, dwarf_setalt): Add function declarations.
676 * libdwP.h (dwarf_getalt, dwarf_setalt): Add internal function
678 * libdw.map (ELFUTILS_0.159): Export the two new functions.
680 2014-04-15 Florian Weimer <fweimer@redhat.com>
682 * libdwP.h (enum IDX_gnu_debugaltlink): New.
683 * dwarf_begin_elf.c (dwarf_scnnames): Increase string size and add
685 (check_section): Obtain .gnu_debugaltlink section from the
688 2014-04-11 Mark Wielaard <mjw@redhat.com>
690 * libdw.map (ELFUTILS_0.159): New. Add dwelf_elf_gnu_debuglink.
691 * Makefile.am (libdw.so): Depend on libdwelf_pic.a.
692 (libdwelf_objects): New variable.
693 (libdw_a_LIBADD): Add libdwelf objects.
695 2014-04-22 Mark Wielaard <mjw@redhat.com>
697 * memory-access.h (get_sleb128_step): Remove undefined behavior
698 of left shifting a signed value. Replace it with a multiplication.
700 2014-04-13 Mark Wielaard <mjw@redhat.com>
702 * Makefile.am: Remove !MUDFLAP conditions.
704 2014-04-09 Mark Wielaard <mjw@redhat.com>
706 * dwarf_begin_elf.c (check_section): Check for unsigned overflow
707 before calling malloc to uncompress data.
709 2014-03-03 Jan Kratochvil <jan.kratochvil@redhat.com>
711 Fix abort() on missing section headers.
712 * dwarf_begin_elf.c (check_section): Replace abort call by goto err.
713 New label err to return NULL.
715 2014-02-05 Josh Stone <jistone@redhat.com>
717 * dwarf_decl_file.c (dwarf_decl_file): Read the idx as unsigned.
718 * dwarf_decl_line.c (__libdw_attr_intval): Read the line/column as
719 unsigned. Change the range assert to DWARF_E_INVALID_DWARF.
721 2013-12-30 Mark Wielaard <mjw@redhat.com>
723 * libdw.map (ELFUTILS_0.158): Add dwfl_core_file_attach and
724 dwfl_linux_proc_attach.
726 2013-12-20 Mark Wielaard <mjw@redhat.com>
728 * libdw.map (ELFUTILS_0.158): Add dwfl_getthread_frames.
730 2013-12-18 Mark Wielaard <mjw@redhat.com>
732 * libdw.map (ELFUTILS_0.158): Remove dwfl_module_addrsym_elf and
733 dwfl_module_getsym_elf. Add dwfl_module_addrinfo and
734 dwfl_module_getsym_info.
736 2013-12-16 Mark Wielaard <mjw@redhat.com>
738 * libdw.map (ELFUTILS_0.158): Add dwfl_module_getsymtab_first_global.
740 2013-12-10 Josh Stone <jistone@redhat.com>
742 * memory-access.h (get_uleb128_rest_return): Removed.
743 (get_sleb128_rest_return): Removed.
744 (get_uleb128_step): Make this a self-contained block.
745 (get_sleb128_step): Ditto, and use a bitfield to extend signs.
746 (get_uleb128): Make this wholly implemented by __libdw_get_uleb128.
747 (get_sleb128): Make this wholly implemented by __libdw_get_sleb128.
748 (__libdw_get_uleb128): Simplify and inline for all callers.
749 (__libdw_get_sleb128): Ditto.
750 * dwarf_getlocation.c (store_implicit_value): Void the unused uleb128.
751 * memory-access.c: Delete file.
752 * Makefile.am (libdw_a_SOURCES): Remove it.
753 (DEFS): Remove the now unused -DIS_LIBDW.
755 2013-12-09 Josh Stone <jistone@redhat.com>
757 * libdw_form.c (__libdw_form_val_compute_len): Renamed function from
758 __libdw_form_val_len, now handling only non-constant form lengths.
759 * libdwP.h (__libdw_form_val_len): New inlined function.
761 2013-12-09 Mark Wielaard <mjw@redhat.com>
763 * dwarf_getlocation.c (__libdw_intern_expression): Handle empty
764 location expressions.
765 * dwarf_getlocation_attr.c (dwarf_getlocation_attr): When no
766 location found, return empty location expression.
767 * dwarf_getlocation_implicit_pointer.c
768 (dwarf_getlocation_implicit_pointer): Likewise.
769 (__libdw_empty_loc_attr): New internal function.
770 * libdwP.h (__libdw_empty_loc_attr): Define.
772 2013-11-27 Mark Wielaard <mjw@redhat.com>
774 * libdw.map (ELFUTILS_0.158): Add dwfl_module_addrsym_elf and
775 dwfl_module_getsym_elf.
777 2013-11-26 Mark Wielaard <mjw@redhat.com>
779 * libdw.map (ELFUTILS_0.156): Move dwfl_attach_state, dwfl_pid,
780 dwfl_thread_dwfl, dwfl_thread_tid, dwfl_frame_thread,
781 dwfl_thread_state_registers, dwfl_thread_state_register_pc,
782 dwfl_getthreads, dwfl_thread_getframes and dwfl_frame_pc to ...
783 (ELFUTILS_0.158): ... here.
785 2013-11-09 Mark Wielaard <mjw@redhat.com>
787 * dwarf_getaranges.c (dwarf_getaranges): Read segment_size and
788 check that it is zero.
790 2013-11-07 Jan Kratochvil <jan.kratochvil@redhat.com>
792 * cfi.h (struct Dwarf_Frame_s): Make the comment more specific.
793 * libdw.map (ELFUTILS_0.156): Add dwfl_attach_state, dwfl_pid,
794 dwfl_thread_dwfl, dwfl_thread_tid, dwfl_frame_thread,
795 dwfl_thread_state_registers, dwfl_thread_state_register_pc,
796 dwfl_getthreads, dwfl_thread_getframes and dwfl_frame_pc.
798 2013-11-01 Michael Forney <mforney@mforney.org>
800 * Makefile.am (libdwfl_objects): New definition.
801 (libdw_a_LIBADD): Use libdwfl_objects.
803 2013-11-01 Michael Forney <mforney@mforney.org>
805 * Makefile.am: Use READELF.
807 2013-10-30 Jan Kratochvil <jan.kratochvil@redhat.com>
809 * libdw.map (ELFUTILS_0.158): New.
811 2013-10-10 Mark Wielaard <mjw@redhat.com>
813 * dwarf_getfuncs.c (struct visitor_info): Rename start_offset to
814 start_addr and rename last_offset to last_addr. Now both void *.
815 (tree_visitor): Use start_add and die_addr instead of start_offset
817 (dwarf_getfuncs): Use last_addr instead of last_offset.
819 2013-10-06 Mark Wielaard <mjw@redhat.com>
821 * cfi.c (execute_cfi): Make sure DW_CFA_expression and
822 DW_CFA_val_expression are not used with abi_cfi.
824 2013-10-03 Josh Stone <jistone@redhat.com>
826 * dwarf_formref_die.c (dwarf_formref_die): Don't hash the sig8 here.
827 * libdw_findcu.c (__libdw_intern_next_unit): Since this never revisits
828 a unit, make sure to always hash the sig8 here, so none are missed.
830 2013-09-29 Mark Wielaard <mjw@redhat.com>
832 * dwarf_getlocation.c (store_implicit_value): Cast op->number2 to
833 uintptr_t before casting to char *.
834 (__libdw_intern_expression): Cast data to uintptr_t before casting
836 * dwarf_getlocation_attr.c (dwarf_getlocation_attr): Cast
837 op->number2 to uintptr_t before casting to char *.
839 2013-09-24 Josh Stone <jistone@redhat.com>
841 * libdw_visit_scopes.c (classify_die): Removed.
842 (may_have_scopes): New function to replace classify_die. There's no
843 need for full classification; just find tags that may contain scopes.
844 (__libdw_visit_scopes): Use a direct tag comparison for imported
845 units, and use may_have_scopes to test if recursion is needed.
847 2013-09-20 Mark Wielaard <mjw@redhat.com>
849 * dwarf_getfuncs.c (visitor_info): New struct.
850 (tree_visitor): New function.
851 (dwarf_getfuncs): Use __libdw_visit_scopes with tree_visitor.
852 * libdw.h (dwarf_getfuncs): Expand function documentation.
854 2013-09-12 Mark Wielaard <mjw@redhat.com>
856 * fde.c (intern_fde): Free fde and set libdw errno when start
857 or end could not be read.
859 2013-08-24 Mark Wielaard <mjw@redhat.com>
861 * dwarf_getlocation.c (store_implicit_value): Don't take data
862 as argument, get block data from op number2. Return false when
863 block data length and op number don't match up.
864 (__libdw_intern_expression): Store start of block for
865 DW_OP_implicit_value and DW_OP_GNU_entry_value instead of
866 relative data offset. Also store block start (including length)
867 for DW_OP_GNU_const_type. Don't pass data to store_implicit_value.
868 * dwarf_getlocation_attr.c: New file.
869 * dwarf_getlocation_die.c: Likewise.
870 * libdw.h (dwarf_getlocation_die): New function definition.
871 (dwarf_getlocation_attr): Likewise.
872 * libdwP.h: Declare internal dwarf_getlocation_die.
873 * libdw.map (ELFUTILS_0.157): Add dwarf_getlocation_die and
874 dwarf_getlocation_attr.
875 * Makefile.am (libdw_a_SOURCES): Add dwarf_getlocation_die.c and
876 dwarf_getlocation_attr.c.
878 2013-08-23 Mark Wielaard <mjw@redhat.com>
880 * dwarf_getlocation.c (attr_ok): Also accept DW_AT_segment.
881 (attr_base_address): New function.
882 (initial_offset_base): New function.
883 (getlocations_addr): New function. Taken from...
884 (dwarf_getlocation_addr): here. Use new initial_offset_base and
886 (dwarf_getlocations): New function.
887 * libdw.h (dwarf_getlocations): New function definition.
888 * libdw.map (ELFUTILS_0.157): New.
890 2013-07-02 Mark Wielaard <mjw@redhat.com>
892 * dwarf_getsrclines.c (dwarf_getsrclines): Add new stack allocation
893 limit MAX_STACK_ALLOC. After MAX_STACK_ALLOC lines use malloc in
894 NEW_LINE macro. Free malloced line records if any at the end.
896 2013-07-02 Mark Wielaard <mjw@redhat.com>
898 * dwarf_getcfi_elf.c (getcfi_shdr): Check sh_type == SHT_PROGBITS.
900 2013-06-26 Mark Wielaard <mjw@redhat.com>
902 * libdw_visit_scopes.c (__libdw_visit_scopes): Don't reject root
903 DIEs without children. Return an error whenever dwarf_child or
904 dwarf_siblingof return an error. Don't call recurse and increase
905 the depth for an imported unit. Walk the children of an imported
906 unit as if they are logical children of the parent root DIE.
908 2013-05-03 Mark Wielaard <mjw@redhat.com>
910 * dwarf_getsrclines.c (dwarf_getsrclines): Only set end_sequence
913 2013-04-28 Jan Kratochvil <jan.kratochvil@redhat.com>
915 * libdw.map (ELFUTILS_0.156): New.
917 2013-04-24 Mark Wielaard <mjw@redhat.com>
919 * Makefile.am: Use AM_CPPFLAGS instead of INCLUDES.
921 2013-04-10 Mark Wielaard <mjw@redhat.com>
923 * dwarf_formref_die.c (dwarf_formref_die): Reference size is only
924 equal to address size when we have a DW_FORM_ref_addr for DWARF
927 2013-03-25 Mark Wielaard <mjw@redhat.com>
929 * dwarf_getsrclines.c (dwarf_getsrclines): Mark highest address as
932 2013-03-12 Mark Wielaard <mjw@redhat.com>
934 * dwarf_getsrcfiles.c (dwarf_getsrcfiles): Allow DW_TAG_partial_unit.
935 * dwarf_getsrclines.c (dwarf_getsrclines): Likewise.
937 2013-02-15 Mark Wielaard <mjw@redhat.com>
939 * dwarf_formstring.c (dwarf_formstring): Check dbg_ret->sectiondata,
940 not dbg->sectiondata.
942 2013-01-07 Roland McGrath <roland@hack.frob.com>
945 [ALLOW_UNALIGNED] (read_8ubyte_unaligned_noncvt): New macro.
946 [!ALLOW_UNALIGNED] (read_8ubyte_unaligned_noncvt): New inline function.
948 2012-12-18 Mark Wielaard <mjw@redhat.com>
950 * dwarf_begin_elf.c (valid_p): Call Dwarf_Sig8_Hash_free if invalid.
951 (check_section): Likewise on error.
952 (scngrp_read): Likewise.
953 (dwarf_begin_elf): Likewise.
955 2012-10-09 Petr Machata <pmachata@redhat.com>
957 * dwarf_getlocation.c (__libdw_intern_expression): Handle
958 DW_OP_GNU_parameter_ref, DW_OP_GNU_convert, DW_OP_GNU_reinterpret,
959 DW_OP_GNU_regval_type, DW_OP_GNU_entry_value,
960 DW_OP_GNU_deref_type, DW_OP_GNU_const_type.
962 2012-10-08 Jan Kratochvil <jan.kratochvil@redhat.com>
964 * cfi.c: New include system.h.
965 (execute_cfi) (enough_registers): Clear new memory after realloc.
967 2012-10-08 Jan Kratochvil <jan.kratochvil@redhat.com>
969 * fde.c (__libdw_find_fde): Change <fde != NULL> to likely. Return
970 DWARF_E_NO_MATCH if .eh_frame_hdr points to FDE which is too short for
973 2012-10-08 Jan Kratochvil <jan.kratochvil@redhat.com>
975 * dwarf_getlocation.c (__libdw_intern_expression) <cfap>: Make new
976 loclist element DW_OP_call_frame_cfa before decoding the opcodes.
977 Remove the later DW_OP_call_frame_cfa push to RESULT.
979 2012-10-08 Jan Kratochvil <jan.kratochvil@redhat.com>
982 * fde.c (binary_search_fde): Remove always true <address >= start>
983 conditional. Move L initialization upwards.
985 2012-08-24 Mark Wielaard <mjw@redhat.com>
987 * dwarf_begin_elf.c (check_section): Only probe for dwz multi files
988 when ENABLE_DWZ is defined.
989 * libdwP.h (__check_build_id): Only declare when ENABLE_DWZ is
992 2012-08-16 Mark Wielaard <mjw@redhat.com>
994 * Makefile.am (EXTRA_DIST): Add known-dwarf.h.
995 * dwarf.h (DW_LANG_Go): Update comment.
996 (DW_LANG_Mips_Assembler): Likewise.
998 2012-06-27 Mark Wielaard <mjw@redhat.com>
1000 * dwarf.h: Add DW_FORM_GNU_ref_alt and DW_FORM_GNU_strp_alt.
1001 * dwarf_begin.c (dwarf_begin): Add INTDEF.
1002 * dwarf_begin_elf.c (__check_build_id): New internal_function.
1003 (try_debugaltlink): New function.
1004 (open_debugaltlink): Likewise.
1005 (check_section): Try open_debugaltlink for .gnu_debugaltlink.
1006 * dwarf_end.c (dwarf_end): Free the alternative Dwarf descriptor if
1008 * dwarf_error.c (errmsgs): Add DWARF_E_NO_ALT_DEBUGLINK.
1009 * dwarf_formref.c (__libdw_formref): Using DW_FORM_GNU_ref_alt
1011 * dwarf_formref_die.c (dwarf_formref_die): Handle DW_FORM_GNU_ref_alt.
1012 * dwarf_formstring.c (dwarf_formstring): Handle DW_FORM_GNU_strp_alt.
1013 * dwarf_formudata.c (__libdw_formptr): Adjust __libdw_read_offset
1015 * dwarf_getpubnames.c (get_offsets): Adjust __libdw_read_offset call.
1016 * libdwP.h: Add DWARF_E_NO_ALT_DEBUGLINK.
1017 (struct Dwarf): Add alt_dwarf and free_alt fields.
1018 (__libdw_read_offset): Add dbg_ret argument, use to check with
1019 __libdw_offset_in_section.
1020 (__check_build_id): New function declaration.
1021 (dwarf_begin): Define as INTDECL.
1022 * libdw_form.c (__libdw_form_val_len): Handle DW_FORM_GNU_ref_alt
1023 and DW_FORM_GNU_strp_alt.
1025 2012-07-19 Mark Wielaard <mjw@redhat.com>
1027 * dwarf.h: Add DW_OP_GNU_parameter_ref.
1029 2012-07-24 Mark Wielaard <mjw@redhat.com>
1031 * dwarf.h: Correct spelling of DW_LANG_ObjC.
1032 * dwarf_aggregate_size.c (array_size): Use correct spelling of
1035 2012-07-24 Mark Wielaard <mjw@redhat.com>
1037 * dwarf.h: Add DW_ATE_UTF.
1039 2012-06-27 Mark Wielaard <mjw@redhat.com>
1041 * dwarf.h: Add DW_MACRO_GNU .debug_macro type encodings.
1043 2012-06-26 Mark Wielaard <mjw@redhat.com>
1045 * libdwP.h: Add IDX_debug_macro.
1046 * dwarf.h: Add DW_AT_GNU_macros.
1047 * dwarf_begin_elf.c (dwarf_scnnames): Add .debug_macro.
1048 * dwarf_formudata.c (dwarf_formudata): Recognize DW_AT_GNU_macros.
1050 2012-04-27 Mark Wielaard <mjw@redhat.com>
1052 * libdw/dwarf_highpc.c (dwarf_highpc): Handle DW_AT_high_pc being
1053 a constant offset from DW_AT_low_pc.
1055 2012-03-19 Tom Tromey <tromey@redhat.com>
1057 * libdw_findcu.c (findcu_cb): Move earlier.
1058 (__libdw_intern_next_unit): Add new CU to search tree here...
1059 (__libdw_findcu): ... not here.
1061 2012-01-31 Mark Wielaard <mjw@redhat.com>
1063 * dwarf_formudata.c (dwarf_formudata): Handle DW_FORM_sec_offset.
1065 2011-11-31 Mark Wielaard <mjw@redhat.com>
1067 * Makefile.am (known-dwarf.h): Run gawk on config/known-dwarf.awk.
1069 2011-07-14 Mark Wielaard <mjw@redhat.com>
1071 * libdw.h (dwarf_offdie): Fix documentation to mention .debug_info.
1073 2011-05-16 Jakub Jelinek <jakub@redhat.com>
1075 * dwarf.h (DW_OP_GNU_const_type, DW_OP_GNU_regval_type,
1076 DW_OP_GNU_deref_type, DW_OP_GNU_convert, DW_OP_GNU_reinterpret):
1079 2011-04-26 Mark Wielaard <mjw@redhat.com>
1081 * dwarf_child (dwarf_child): Sanity check end of section against
1082 cu_data () of die->cu.
1084 2011-03-22 Mark Wielaard <mjw@redhat.com>
1086 * dwarf.h: Add DW_TAG_GNU_call_site,
1087 DW_TAG_GNU_call_site_parameter,
1088 DW_AT_GNU_call_site_value,
1089 DW_AT_GNU_call_site_data_value,
1090 DW_AT_GNU_call_site_target,
1091 DW_AT_GNU_call_site_target_clobbered,
1092 DW_AT_GNU_tail_call,
1093 DW_AT_GNU_all_tail_call_sites,
1094 DW_AT_GNU_all_call_sites,
1095 DW_AT_GNU_all_source_call_sites,
1096 and DW_OP_GNU_entry_value.
1098 2011-03-10 Petr Machata <pmachata@redhat.com>
1100 * libdw/dwarf_tag.c (__libdw_findabbrev): Reject requests for
1101 abbreviation with code 0.
1103 2011-03-09 Petr Machata <pmachata@redhat.com>
1105 * libdw/dwarf_child.c (dwarf_child): Check for section overrun.
1107 2011-02-23 Roland McGrath <roland@redhat.com>
1109 * libdwP.h (struct Dwarf) [USE_ZLIB]: New member sectiondata_gzip_mask.
1110 Declare __libdw_free_zdata.
1111 * dwarf_end.c [USE_ZLIB] (__libdw_free_zdata): New function.
1112 (dwarf_end): Call it.
1114 * dwarf_begin_elf.c (valid_p): Likewise.
1115 (check_section, scngrp_read): Likewise.
1116 (check_section) [USE_ZLIB]: Grok .z* flavors of sections.
1118 2010-10-13 Roland McGrath <roland@redhat.com>
1120 * dwarf.h: Add DW_LANG_Go.
1122 2010-10-05 Roland McGrath <roland@redhat.com>
1124 * dwarf_getaranges.c: Use malloc rather than alloca,
1125 since the total number of elements can be quite huge.
1127 2010-07-26 Roland McGrath <roland@redhat.com>
1129 * dwarf_getlocation_implicit_pointer.c: New file.
1130 * Makefile.am (libdw_a_SOURCES): Add it.
1131 * libdw.map (ELFUTILS_0.149): New set.
1132 Add dwarf_getlocation_implicit_pointer.
1133 * libdw.h: Declare it.
1135 * dwarf_offdie.c (do_offdie): Renamed to __libdw_offdie, made global.
1136 (dwarf_offdie, dwarf_offdie_types): Update callers.
1137 * libdwP.h: Declare it.
1139 * dwarf.h: Add DW_OP_GNU_implicit_pointer.
1140 * dwarf_getlocation.c (__libdw_intern_expression): Handle it.
1142 2010-08-24 Roland McGrath <roland@redhat.com>
1144 * libdw.map (ELFUTILS_0.149): New set. Add dwfl_dwarf_line.
1146 2010-07-27 Roland McGrath <roland@redhat.com>
1148 * dwarf_formref_die.c: Fix sig8 hash insertion.
1150 2010-06-23 Roland McGrath <roland@redhat.com>
1152 * cfi.c (dwarf_cfi_validate_fde): Function removed.
1153 * libdw.h: Remove it.
1154 * libdw.map: Likewise.
1156 2010-06-22 Roland McGrath <roland@redhat.com>
1158 * dwarf_getlocation.c (check_constant_offset): data[48] are constant.
1160 * dwarf_getsrclines.c: Fix signed comparison warning in extended
1163 2010-06-21 Roland McGrath <roland@redhat.com>
1165 * dwarf.h: Add DW_TAG_GNU_* constants.
1167 * memory-access.h (get_sleb128_rest_return): Fix sign extension for
1170 2010-06-20 Roland McGrath <roland@redhat.com>
1172 * libdw_findcu.c (__libdw_findcu): Take new flag argument,
1173 to search TUs instead of CUs.
1174 * libdwP.h: Update decl.
1175 (struct Dwarf): New member tu_tree.
1176 * dwarf_end.c (dwarf_end): Clean up tu_tree.
1177 * dwarf_offdie.c (do_offdie): New function, broken out of ...
1178 (dwarf_offdie): ... here.
1179 (dwarf_offdie_types): New function.
1180 * libdw.h: Declare it.
1181 * libdw.map (ELFUTILS_0.148): Add it.
1183 * libdwP.h (CUDIE): Use cu_data.
1184 * dwarf_formblock.c: Likewise.
1185 * dwarf_formref_die.c: Likewise.
1186 * dwarf_diecu.c: Use CUDIE macro.
1187 * dwarf_formaddr.c: Use cu_sec_idx.
1189 2010-06-16 Roland McGrath <roland@redhat.com>
1191 * dwarf_formref_die.c: Use dwarf_offdie only for DW_FORM_ref_addr, so
1192 we don't repeat a CU lookup we've already done. Handle
1193 DW_FORM_ref_sig8 using sig8_hash table and __libdw_intern_next_unit.
1195 * libdw_findcu.c (__libdw_intern_next_unit): New function,
1197 (__libdw_findcu): ... here. Call it.
1198 * libdwP.h: Declare it.
1199 (struct Dwarf): New member next_tu_offset.
1201 * dwarf_sig8_hash.c: New file.
1202 * dwarf_sig8_hash.h: New file.
1203 * Makefile.am (libdw_a_SOURCES, noinst_HEADERS): Add them.
1204 * dwarf_abbrev_hash.c: Include dwarf_sig8_hash.h before
1206 * libdwP.h (struct Dwarf): New member sig8_hash.
1207 * dwarf_begin_elf.c: Call Dwarf_Sig8_Hash_init on it.
1208 * dwarf_end.c: Call Dwarf_Sig8_Hash_free on it.
1210 * dwarf_nextcu.c (dwarf_next_unit): New function, broken out of ...
1211 (dwarf_nextcu): ... here. Call it.
1212 * libdw.h: Declare it.
1213 * libdwP.h: Add INTDECL.
1214 * libdw_findcu.c (__libdw_findcu): Use it instead of dwarf_nextcu.
1215 * libdw.map (ELFUTILS_0.148): New set, add dwarf_next_unit.
1217 * libdwP.h (cu_sec_idx, cu_data): New functions.
1218 Use .debug_types when CU is a TU.
1219 * dwarf_cuoffset.c: Use that instead of assuming IDX_debug_info.
1220 * dwarf_siblingof.c: Likewise.
1221 * dwarf_formstring.c: Likewise.
1222 * dwarf_formudata.c (__libdw_formptr, dwarf_formudata): Likewise.
1223 * dwarf_getlocation.c (dwarf_getlocation): Likewise.
1224 (dwarf_getlocation_addr): Likewise.
1226 * libdwP.h (struct Dwarf_CU): Add new members type_offset, type_sig8.
1227 (DIE_OFFSET_FROM_CU_OFFSET): Take flag argument; if true, compute
1228 .debug_types header size instead of .debug_info header size.
1230 * dwarf_diecu.c: Update caller.
1231 * dwarf_getaranges.c: Likewise.
1232 * dwarf_nextcu.c: Likewise.
1233 * libdw_findcu.c (__libdw_findcu): Initialize new members.
1235 * fde.c (fde_by_offset): Renamed to ...
1236 (__libdw_fde_by_offset): ... this, made global and internal_function.
1237 Don't take ADDRESS argument.
1238 (__libdw_find_fde): Update caller. Do address sanity check here.
1239 * cfi.h: Declare __libdw_fde_by_offset.
1240 * cfi.c (dwarf_cfi_validate_fde): New function.
1241 * libdw.h: Declare it.
1242 * libdw.map (ELFUTILS_0.148): Add it.
1244 * cie.c (intern_new_cie): Canonicalize DW_EH_PE_absptr FDE encoding to
1245 either DW_EH_PE_udata8 or DW_EH_PE_udata4.
1247 * encoded-value.h (read_encoded_value): Handle DW_EH_PE_indirect.
1248 Don't assume DW_EH_PE_aligned refers to native address size.
1250 * cfi.c (execute_cfi): Barf on CIE initial instructions changing the
1253 2010-06-17 Roland McGrath <roland@redhat.com>
1255 * libdwP.h (struct Dwarf_Line_s): Add members isa, discriminator, and
1257 * dwarf_getsrclines.c (dwarf_getsrclines): Move NEW_FILE macro guts
1258 into an inner inline function. Set new fields. Check all fields for
1259 overflow when setting.
1260 * dwarf_lineisa.c: New file.
1261 * dwarf_linediscriminator.c: New file.
1262 * dwarf_lineop_index.c: New file.
1263 * Makefile.am (libdw_a_SOURCES): Add them.
1264 * libdw.map (ELFUTILS_0.148): Add them.
1265 * libdw.h: Declare them.
1267 2010-06-16 Roland McGrath <roland@redhat.com>
1269 * dwarf_next_cfi.c: Fix version 4 return_address_register decoding.
1271 * fde.c (fde_by_offset): Renamed to ...
1272 (__libdw_fde_by_offset): ... this, made global and internal_function.
1273 Don't take ADDRESS argument.
1274 (__libdw_find_fde): Update caller. Do address sanity check here.
1275 * cfi.h: Declare __libdw_fde_by_offset.
1276 * cfi.c (dwarf_cfi_validate_fde): New function.
1277 * libdw.h: Declare it.
1278 * libdw.map (ELFUTILS_0.148): Add it.
1280 * cie.c (intern_new_cie): Canonicalize DW_EH_PE_absptr FDE encoding to
1281 either DW_EH_PE_udata8 or DW_EH_PE_udata4.
1283 * encoded-value.h (read_encoded_value): Handle DW_EH_PE_indirect.
1284 Don't assume DW_EH_PE_aligned refers to native address size.
1286 * cfi.c (execute_cfi): Barf on CIE initial instructions changing the
1289 2010-06-15 Roland McGrath <roland@redhat.com>
1291 * dwarf_formref.c (__libdw_formref): Diagnose DW_FORM_ref_sig8 like
1293 * dwarf_formref_die.c (dwarf_formref_die): Diagnose it the same way
1294 here, since we don't support it yet.
1296 * dwarf_next_cfi.c: Handle version 4 format.
1298 * dwarf_getsrclines.c: Handle version 4 format.
1300 2010-06-01 Roland McGrath <roland@redhat.com>
1302 * libdwP.h: Remove unused IDX_debug_*names, add IDX_debug_types.
1303 * dwarf_begin_elf.c (dwarf_scnnames): Likewise.
1305 * libdwP.h (CIE_VERSION): Remove unused macro.
1307 * dwarf_getsrclines.c: Fix version field test.
1308 * libdwP.h (DWARF_VERSION): Remove useless macro.
1310 * dwarf_formudata.c (__libdw_formptr): Fix DW_FORM_sec_offset handling.
1312 * dwarf_formblock.c (dwarf_formblock): Handle DW_FORM_exprloc.
1314 * libdw_findcu.c (__libdw_findcu): Accept version 4.
1316 2010-05-31 Mark Wielaard <mjw@redhat.com>
1318 * cfi.h (dwarf_cfi_cie_p): Move definition from here, to ..
1319 * libdw.h (dwarf_cfi_cie_p): ... here.
1321 2010-05-31 Mark Wielaard <mjw@redhat.com>
1323 * dwarf.h: Fix DW_LANG_Python constant.
1325 2010-05-28 Eduardo Santiago <santiago@redhat.com>
1327 * dwarf_getlocation.c (dwarf_getlocation): Do attr_ok check first
1330 2010-05-27 Roland McGrath <roland@redhat.com>
1332 * dwarf.h: Add DW_AT_enum_class, DW_AT_linkage_name,
1333 DW_TAG_template_alias, DW_LANG_Python, DW_LNE_set_discriminator.
1335 2010-05-08 Roland McGrath <roland@redhat.com>
1337 * dwarf_getlocation.c (__libdw_intern_expression): Take new argument
1338 REF_SIZE. Use that to handle DW_OP_call_ref correctly.
1339 (getlocation): Update caller.
1340 * dwarf_frame_cfa.c (dwarf_frame_cfa): Likewise.
1341 * dwarf_frame_register.c (dwarf_frame_register): Likewise.
1342 * libdwP.h: Update decl.
1344 2010-04-26 Roland McGrath <roland@redhat.com>
1346 * cfi.h (struct Dwarf_Frame_s): Add cfa_invalid alternative in cfa_rule.
1347 * cfi.c (execute_cfi): Set that instead of doing cfi_assert for
1348 DW_CFA_def_cfa_{offset*,register} when a non-offset rule is in force.
1349 * dwarf_frame_cfa.c (dwarf_frame_cfa): Handle cfa_invalid.
1351 * dwarf_getlocation.c (__libdw_intern_expression): Take new arg CFAP.
1352 Prepend DW_OP_call_frame_cfa if true.
1353 (getlocation): Update caller.
1354 * dwarf_frame_cfa.c (dwarf_frame_cfa): Likewise.
1355 * dwarf_frame_register.c (dwarf_frame_register): Likewise.
1356 * libdwP.h: Update decl.
1358 2010-04-22 Roland McGrath <roland@redhat.com>
1360 * cfi.c (execute_cfi): Never return without cleanup.
1362 (cie_cache_initial_state): Adjust caller to expect that free.
1363 (__libdw_frame_at_address): Likewise.
1365 2010-03-10 Roland McGrath <roland@redhat.com>
1367 * libdw.map (ELFUTILS_0.146): New set. Add dwfl_core_file_report.
1369 2010-02-15 Roland McGrath <roland@redhat.com>
1371 * Makefile.am: Use config/eu.am for common stuff.
1373 2010-02-02 Mark Wielaard <mjw@redhat.com>
1375 * fde.c (intern_fde): Fix length check for sized_augmentation_data.
1377 2010-01-07 Roland McGrath <roland@redhat.com>
1379 * dwarf_getcfi_elf.c (getcfi_phdr): Use elf_getphdrnum.
1381 2010-01-05 Roland McGrath <roland@redhat.com>
1383 * dwarf_aggregate_size.c: New file.
1384 * Makefile.am (libdw_a_SOURCES): Add it.
1385 * libdw.h: Declare it.
1386 * libdwP.h: Add INTDECL.
1387 * libdw.map (ELFUTILS_0.144): New set. Add dwarf_aggregate_size.
1389 * dwarf_srclang.c: Add INTDEF.
1390 * libdwP.h: Add INTDECL.
1392 * dwarf.h: Add some more DW_AT_GNU_* types from gcc.
1394 * dwarf.h: Add DW_AT_GNU_vector, DW_AT_GNU_template_name.
1396 2009-11-21 Roland McGrath <roland@redhat.com>
1398 * dwarf_getlocation.c (check_constant_offset): Return 1 for all
1401 2009-10-15 Roland McGrath <roland@redhat.com>
1403 * libdw_form.c (__libdw_form_val_len): Grok DW_FORM_sec_offset,
1404 DW_FORM_exprloc, DW_FORM_flag_present, and DW_FORM_ref_sig8.
1406 2009-09-17 Roland McGrath <roland@redhat.com>
1408 * dwarf_getlocation.c (dwarf_getlocation_implicit_value): Make OP
1409 argument a pointer to const.
1410 * libdw.h: Update decl.
1412 2009-09-10 Roland McGrath <roland@redhat.com>
1414 * dwarf_getlocation.c (store_implicit_value): New function.
1415 (__libdw_intern_expression): Use it, handle DW_OP_implicit_value.
1416 (dwarf_getlocation_implicit_value): New function.
1417 * libdw.h: Declare it.
1418 * libdw.map (ELFUTILS_0.143): Add it.
1420 2009-09-09 Mark Wielaard <mjw@redhat.com>
1422 * dwarf_getcfi.c (dwarf_getcfi): Clear cfi->ebl.
1424 2009-08-21 Josh Stone <jistone@redhat.com>
1426 * dwarf_hasattr_integrate.c: Integrate DW_AT_specification too.
1428 2009-08-10 Roland McGrath <roland@redhat.com>
1430 * dwarf_getscopevar.c: Use dwarf_diename.
1432 2009-08-09 Roland McGrath <roland@redhat.com>
1434 * libdw.map (ELFUTILS_0.143): New version set,
1435 inherits from ELFUTILS_0.142.
1436 * dwarf_arrayorder.c: Use OLD_VERSION and NEW_VERSION to define an
1437 alias in the ELFUTILS_0.122 version set and the default in the new set.
1438 * dwarf_srclang.c: Likewise.
1439 * dwarf_decl_file.c: Likewise.
1440 * dwarf_decl_line.c: Likewise.
1441 * dwarf_decl_column.c: Likewise.
1442 * dwarf_bytesize.c: Likewise.
1443 * dwarf_bitsize.c: Likewise.
1444 * dwarf_bitoffset.c: Likewise.
1446 2009-08-07 Roland McGrath <roland@redhat.com>
1448 * dwarf_arrayorder.c: Use dwarf_attr_integrate.
1449 * dwarf_srclang.c: Likewise.
1450 * dwarf_decl_file.c: Likewise.
1451 * dwarf_decl_line.c (__libdw_attr_intval): Likewise.
1452 * dwarf_bytesize.c: Likewise.
1453 * dwarf_bitsize.c: Likewise.
1454 * dwarf_bitoffset.c: Likewise.
1456 2009-07-22 Roland McGrath <roland@redhat.com>
1458 * dwarf_frame_cfa.c: Change calling convention.
1459 * libdw.h: Update decl.
1461 * dwarf_frame_register.c: Change calling/return-value convention for
1462 value-only results and undefined/same_value.
1463 * libdw.h: Update decl.
1465 * dwarf_getlocation.c (__libdw_intern_expression): Take new bool
1466 argument, append DW_OP_stack_value if set. Don't take NOPS argument,
1467 return that value instead.
1468 (getlocation): Update caller.
1469 * dwarf_frame_cfa.c: Likewise.
1470 * libdwP.h: Update decl.
1472 2009-07-21 Roland McGrath <roland@redhat.com>
1474 * dwarf_getsrc_file.c: Ignore a CU that just has no DW_AT_stmt_list.
1475 Fix loop iteration after skipping a bogus or useless CU.
1477 * dwarf_entry_breakpoints.c: Handle 0 dwarf_errno () as harmless
1478 absence, not DWARF_E_NO_DEBUG_LINE.
1480 2009-07-20 Roland McGrath <roland@redhat.com>
1482 * dwarf_getlocation.c (__libdw_intern_expression):
1483 Handle DW_OP_stack_value.
1485 2009-07-16 Roland McGrath <roland@redhat.com>
1487 * dwarf_formudata.c (__libdw_formptr): Handle DW_FORM_sec_offset,
1488 reject others when CU's version > 3.
1490 * dwarf_formflag.c: Handle DW_FORM_flag_present.
1492 * dwarf.h: Add DW_OP_{implicit,stack}_value from DWARF 4 draft.
1493 Also DW_TAG_type_unit and DW_TAG_rvalue_reference_type.
1494 Also DW_AT_signature, DW_AT_main_subprogram, DW_AT_data_bit_offset,
1495 and DW_AT_const_expr.
1496 Also DW_FORM_sec_offset, DW_FORM_exprloc, DW_FORM_flag_present,
1497 and DW_FORM_ref_sig8.
1499 2009-07-15 Roland McGrath <roland@redhat.com>
1501 * dwarf_getlocation.c: Grok DW_OP_form_tls_address,
1502 DW_OP_GNU_push_tls_address, and DW_OP_bit_piece.
1504 2009-07-13 Roland McGrath <roland@redhat.com>
1506 * dwarf_getlocation.c: Grok DW_OP_call_frame_cfa.
1508 2009-07-08 Roland McGrath <roland@redhat.com>
1510 * libdw.map (ELFUTILS_0.142): Add dwfl_module_dwarf_cfi,
1513 * libdwP.h (struct Dwarf): Add member `cfi'.
1514 * dwarf_end.c (dwarf_end): Call __libdw_destroy_frame_cache on it.
1515 * dwarf_getcfi.c: New file.
1516 * dwarf_getcfi_elf.c: New file.
1517 * dwarf_cfi_end.c: New file.
1518 * dwarf_cfi_addrframe.c: New file.
1519 * dwarf_frame_cfa.c: New file.
1520 * dwarf_frame_register.c: New file.
1521 * dwarf_frame_return_address_register.c: New file.
1522 * Makefile.am (libdw_a_SOURCES): Add them.
1523 * unwind.h: Declare those functions.
1524 * libdw.map (ELFUTILS_0.142): Export them.
1526 * dwarf_getlocation.c (__libdw_intern_expression): New function,
1528 (getlocation): ... here, call it.
1529 * libdwP.h: Declare it.
1533 * frame-cache.c: New file.
1536 * encoded-value.h: New file.
1537 * Makefile.am (libdw_a_SOURCES, noinst_HEADERS): Add them.
1538 * libdwP.h: Add DWARF_E_INVALID_CFI to errors enum.
1539 * dwarf_error.c (errmsgs): Add element for it.
1541 * dwarf_next_cfi.c: New file.
1542 * Makefile.am (libdw_a_SOURCES): Add it.
1543 * libdw.h (Dwarf_CIE, Dwarf_FDE, Dwarf_CIE_Entry): New types.
1544 Declare dwarf_next_cfi.
1545 * libdw.map (ELFUTILS_0.142): New set, inherits from ELFUTILS_0.136.
1548 * memory-access.h [! ALLOW_UNALIGNED]
1549 (read_2ubyte_unaligned): Renamed to ...
1550 (read_2ubyte_unaligned_1): ... this. Take bool rather than Dwarf *.
1551 (read_2ubyte_unaligned): Define as macro passing dbg->other_byte_order.
1552 (read_2sbyte_unaligned): Likewise.
1553 (read_4ubyte_unaligned): Likewise.
1554 (read_4sbyte_unaligned): Likewise.
1555 (read_8ubyte_unaligned): Likewise.
1556 (read_8sbyte_unaligned): Likewise.
1558 * libdwP.h (IDX_eh_frame): Remove it.
1559 * dwarf_begin_elf.c (dwarf_scnnames): Remove its element.
1561 2009-07-08 Roland McGrath <roland@redhat.com>
1563 * libdwP.h (struct Dwarf_Line_s): Reorder members to pack better.
1565 * dwarf_getlocation.c (check_constant_offset): New function.
1566 (dwarf_getlocation, dwarf_getlocation_addr): Call it to
1567 handle DW_AT_data_member_location of data[48] as constant offset.
1569 2009-06-18 Roland McGrath <roland@redhat.com>
1571 * libdwP.h (__libdw_read_address_inc): Constify.
1572 (__libdw_read_offset_inc): Likewise.
1573 * dwarf_getaranges.c: Likewise.
1574 * dwarf_getlocation.c: Likewise.
1575 * dwarf_getsrclines.c: Likewise.
1576 * dwarf_nextcu.c: Likewise.
1578 2009-05-05 Petr Machata <pmachata@redhat.com>
1580 * libdwP.h (__libdw_formptr): Declare new function.
1581 * dwarf_formudata.c: Implement it here.
1582 * dwarf_getlocation.c (dwarf_getlocation_addr):
1583 Call it instead of hand-rolled offset handling code.
1584 * dwarf_getsrclines.c (dwarf_getsrclines): Likewise.
1585 * dwarf_ranges.c (dwarf_ranges): Likewise.
1587 2009-05-04 Petr Machata <pmachata@redhat.com>
1589 * libdwP.h (__libdw_read_begin_end_pair_inc): Declare new function.
1590 * dwarf_ranges.c: Implement it here.
1591 (dwarf_ranges): Call it.
1592 * dwarf_getlocation.c (dwarf_getlocation_addr): Call it also here.
1594 2009-04-23 Petr Machata <pmachata@redhat.com>
1596 * dwarf_formaddr.c (dwarf_formaddr): Call __libdw_read_* instead
1597 of read_*ubyte_unaligned.
1598 * dwarf_formref_die.c (dwarf_formref_die): Likewise.
1599 * dwarf_formstring.c (dwarf_formstring): Likewise.
1600 * dwarf_formudate.c (dwarf_formudata): Likewise.
1601 * dwarf_getaranges.c (dwarf_getaranges): Likewise.
1602 * dwarf_getlocation.c (dwarf_getlocation_addr): Likewise.
1603 * dwarf_getpubnames.c (get_offsets): Likewise.
1604 * dwarf_nextcu.c (dwarf_nextcu): Likewise.
1606 2009-04-23 Petr Machata <pmachata@redhat.com>
1608 * libdwP.h (__libdw_read_addr_inc, __libdw_read_off_inc,
1609 __libdw_read_addr, __libdw_read_off): Add four new internal
1612 2009-05-07 Roland McGrath <roland@redhat.com>
1614 * dwarf_getmacros.c (dwarf_getmacros): Use absolute section offset in
1615 return value and OFFSET argument, not CU-relative. Only fetch the
1616 attribute data when called with OFFSET of 0.
1618 2009-05-07 Petr Machata <pmachata@redhat.com>
1620 * dwarf_getmacros.c (dwarf_getmacros): Take into account offset in
1621 DW_AT_macro_info attribute of CU DIE.
1623 2009-04-15 Roland McGrath <roland@redhat.com>
1625 * dwarf.h (DW_CIE_ID): Removed.
1626 (DW_CIE_ID_32, DW_CIE_ID_64): New constants replace it.
1628 2009-04-01 Roland McGrath <roland@redhat.com>
1630 * dwarf.h: Add DW_CFA_GNU_negative_offset_extended.
1632 2009-01-28 Roland McGrath <roland@redhat.com>
1634 * libdwP.h (struct Dwarf_Line_s): Move out of struct Dwarf_Lines_s
1635 defn so C++ doesn't scope the name to not match the Dwarf_Line typedef.
1637 * libdwP.h (struct Dwarf_Files_s): Replace dbg field with cu field.
1639 2009-01-26 Roland McGrath <roland@redhat.com>
1641 * dwarf_ranges.c: Return 0 when no ranges or *_pc attrs at all.
1643 2009-01-25 Roland McGrath <roland@redhat.com>
1645 * dwarf_getattrs.c: Correctly skip attribute values when restarting.
1647 2009-01-23 Roland McGrath <roland@redhat.com>
1649 * Makefile.am ($(srcdir)/known-dwarf.h): Target renamed back.
1650 Put these rules under if MAINTAINER_MODE.
1652 2009-01-22 Roland McGrath <roland@redhat.com>
1654 * dwarf.h: Add DW_OP_GNU_encoded_addr.
1656 2009-01-21 Roland McGrath <roland@redhat.com>
1658 * Makefile.am (CLEANFILES): Renamed to ...
1659 (MOSTLYCLEANFILES): ... here.
1660 (CLEANFILES): New variable, add known-dwarf.h.
1662 2009-01-17 Roland McGrath <roland@redhat.com>
1664 * Makefile.am (known-dwarf.h): Target renamed, not in $(srcdir).
1665 Make it unconditional.
1666 (BUILT_SOURCES): Updated.
1668 * dwarf.h: Add description comments for DW_LANG_* values.
1670 * Makefile.am [MAINTAINER_MODE]
1671 ($(srcdir)/known-dwarf.h): New target.
1672 (BUILT_SOURCES): Add it.
1674 * dwarf.h: Add DW_OP_GNU_push_tls_address, DW_OP_GNU_uninit.
1676 2009-01-10 Ulrich Drepper <drepper@redhat.com>
1678 * dwarf_error.c: Always use __thread. Remove all !USE_TLS code.
1680 2009-01-08 Roland McGrath <roland@redhat.com>
1682 * Makefile.am (libdw.so): Don't depend on $(zip_LIBS), just link it in.
1684 2008-01-06 Roland McGrath <roland@redhat.com>
1686 * libdwP.h (struct Dwarf_Abbrev): Change type of 'has_children' to bool.
1688 * dwarf_haschildren.c: Return -1 for error case, not 0.
1690 * Makefile.am (libdw.so): Link in $(zip_LIBS).
1692 2009-01-06 Ulrich Drepper <drepper@redhat.com>
1694 * dwarf.h: Add definition for unwind and call frame information.
1696 * memory-access.h: Define read_ubyte_unaligned, read_sbyte_unaligned,
1697 read_ubyte_unaligned_inc, and read_sbyte_unaligned_inc.
1699 2008-08-15 Roland McGrath <roland@redhat.com>
1701 * libdw.map (ELFUTILS_0.136): New version set, inherits from
1702 ELFUTILS_0.130. Add dwfl_addrsegment, dwfl_report_segment.
1704 2008-01-21 Ulrich Drepper <drepper@redhat.com>
1706 * dwarf_child.c: Minor optimizations.
1707 * dwarf_getattrs.c: Likewise.
1708 * dwarf_getpubnames.c: Likewise.
1709 * dwarf_siblingof.c: Likewise.
1710 * dwarf_tag.c: Likewise.
1712 2008-01-18 Ulrich Drepper <drepper@redhat.com>
1714 * dwarf_getsrclines.c (dwarf_getsrclines): Don't require exact match
1715 of DWARF_VERSION comparison, just fail if the file's version is newer.
1717 2008-01-17 Nick Clifton <nickc@redhat.com>
1719 * dwarf.h (DWARF3_LENGTH_MIN_ESCAPE_CODE): New define.
1720 (DWARF3_LENGTH_MAX_ESCAPE_CODE): New define.
1721 (DWARF3_LENGTH_64_BIT): New define.
1722 * dwarf_getaranges (dwarf_getaranges): Use the new definitions.
1723 * dwarf_getpubnames: Include dwarf.h.
1724 (get_offsets): Use the new definitions.
1725 * dwarf_getsrclines.c (dwarf_getsrclines): Use the new defintions.
1726 * dwarf_nextcu.c: Include dwarf.h. Correct comment.
1727 (dwarf_nextcu): Use the new definitions.
1729 * libdwP.h (DIE_OFFSET_FROM_CU_OFFSET): New macro.
1730 * dwarf_diecu.c (dwarf_diecu): Use the new macro.
1731 * dwarf_getaranges (dwarf_getaranges): Use the new macro.
1732 * dwarf_nextcu.c (dwarf_nextcu): Use the new macro.
1734 * dwarf_getpubnames (get_offsets): Replace assertion with test and
1737 * dwarf_entry_breakpoints.c (dwarf_entry_breakpoints): Use CUDIE.
1739 * dwarf_siblingof (dwarf_siblingof): Detect a NULL return pointer.
1740 Set the address in the return structure to the address of the next
1741 non-sibling die, if there is no sibling and the return pointer is
1742 not the same as the die pointer.
1743 * libdw.h: Expand the description of the dwarf_siblingof prototype.
1745 * dwarf_child.c: Fix typo in comment.
1747 * libdwP.h (DWARF_VERSION): Change to 3.
1749 * dwarf_formref.c (__libdw_formref.c): Handle attributes which do
1750 not have a initialised valp pointer.
1752 * dwarf_getattrs.c (dwarf_getattrs): Return 1 rather than 0 when
1753 the end of the attributes is reached. When the callback fails,
1754 return the address of the failing attribute, not the address of
1756 * libdw.h: Expand the description of the dwarf_getattrs prototype.
1758 * dwarf_child.c (__libdw_find_attr): Use the new definition.
1759 (dwarf_child): Likewise.
1760 * dwarf_tag.c (__libdw_findabbrev): Likewise.
1761 (dwarf_tag): Likewise.
1763 2008-01-08 Roland McGrath <roland@redhat.com>
1765 * Makefile.am (euinclude): Variable removed.
1766 (pkginclude_HEADERS): Set this instead of euinclude_HEADERS.
1767 (libdw.so): Pass -Wl,--enable-new-dtags,-rpath,$(pkglibdir).
1769 2007-10-17 Roland McGrath <roland@redhat.com>
1771 * libdw.h (__deprecated_attribute__): New macro.
1772 (dwarf_formref): Mark it deprecated.
1773 * dwarf_formref.c (__libdw_formref): New function, broken out of ...
1774 (dwarf_formref): ... here. Call it. Remove INTDEF.
1775 * libdwP.h: Remove INTDECL.
1776 Declare __libdw_formref.
1777 * dwarf_siblingof.c (dwarf_siblingof): Call __libdw_formref instead.
1778 * dwarf_formref_die.c: Likewise. Handle DW_FORM_ref_addr here.
1780 * libdw_form.c (__libdw_form_val_len): Fix DW_FORM_ref_addr result,
1781 needs to check CU->version.
1783 * libdwP.h (struct Dwarf_CU): New member `version'.
1784 * libdw_findcu.c (__libdw_findcu): Initialize it.
1786 * dwarf_child.c: Return 1 for null entry as first child.
1788 2007-10-05 Roland McGrath <roland@redhat.com>
1790 * dwarf_begin_elf.c (check_section): Punt on SHT_NOBITS sections.
1792 * libdw.h (__extern_inline): Rename to __libdw_extern_inline.
1793 [__OPTIMIZE__] (dwarf_whatattr, dwarf_whatform): Update uses.
1795 2007-10-03 Roland McGrath <roland@redhat.com>
1797 * libdw.map (ELFUTILS_0.130: Add dwfl_build_id_find_elf
1798 and dwfl_build_id_find_debuginfo.
1800 * libdw.map (ELFUTILS_0.130): New version set, inherits from
1801 ELFUTILS_0.127. Add dwfl_module_build_id, dwfl_module_report_build_id.
1803 2007-10-02 Roland McGrath <roland@redhat.com>
1805 * libdw_visit_scopes.c (classify_die): Return walk for class_type and
1808 2007-08-07 Roland McGrath <roland@redhat.com>
1810 * dwarf_getscopes.c (pc_match): Swallow dwarf_haspc error return when
1811 error code is DWARF_E_NOERROR (0).
1813 * dwarf_getscopes.c (pc_record): Always bail early if DIE->prune.
1814 Fix typo in __libdw_visit_scopes argument.
1816 * dwarf_getscopes.c (pc_match): Check dwarf_haspc error return,
1817 swallow DWARF_E_NO_DEBUG_RANGES but not other errors.
1819 2007-07-03 Roland McGrath <roland@redhat.com>
1821 * libdw.h (__extern_inline): New macro.
1822 [__OPTIMIZE__] (dwarf_whatattr, dwarf_whatform): Use it.
1824 2007-04-16 Roland McGrath <roland@redhat.com>
1826 * libdw.map (ELFUTILS_0.127): Add dwfl_module_address_section.
1828 2007-04-05 Roland McGrath <roland@redhat.com>
1830 * dwarf_getsrcdirs.c: New file.
1831 * Makefile.am (libdw_a_SOURCES): Add it.
1832 * libdw.h: Declare dwarf_getsrcdirs.
1833 * libdw.map (ELFUTILS_0.127): Add it.
1835 * libdwP.h (struct Dwarf_Files_s): New member ndirs.
1836 * dwarf_getsrclines.c (dwarf_getsrclines): Don't clobber NDIRLIST to
1837 zero before we use it to check for DWARF_E_INVALID_DIR_IDX.
1838 Save DIRARRAY in the Dwarf_Files.
1840 * dwarf_ranges.c (dwarf_ranges): Don't sign-extend 32-bit BEGIN
1841 address to check for all-ones base address entry. Check directly.
1842 Reported by Sébastien Dugué <sebastien.dugue@bull.net>.
1844 2007-03-25 Roland McGrath <roland@redhat.com>
1846 * dwarf_begin_elf.c (check_section): Return Dwarf * instead of void.
1847 Return NULL when freeing RESULT on error.
1848 (global_read, scngrp_read): Check return value from check_section,
1849 break out of loop after it has freed RESULT.
1850 (valid_p): Handle null argument.
1852 2007-03-12 Roland McGrath <roland@redhat.com>
1854 * libdw.map (ELFUTILS_0.127): Add dwfl_report_begin_add.
1856 2007-03-04 Roland McGrath <roland@redhat.com>
1858 * libdw.map (ELFUTILS_0.127): New version set, inherits from
1859 ELFUTILS_0.126. Add dwfl_module_addrsym.
1861 2007-02-10 Roland McGrath <roland@redhat.com>
1863 * dwarf.h (DW_OP_fbreg): Comment fix.
1865 2007-02-03 Roland McGrath <roland@redhat.com>
1867 * dwarf_getelf.c (dwarf_getelf): Renamed from dwarf_get_elf.
1868 * libdw.map (ELFUTILS_0.126): New version set, inherits from
1869 ELFUTILS_0.122. Move dwarf_getelf there; it was never truly
1870 exported in the past.
1872 2006-12-17 Roland McGrath <roland@redhat.com>
1874 * dwarf_getlocation.c (dwarf_getlocation_addr): Use zero as base
1875 address when the CU is missing attributes due to buggy GCC.
1877 2006-08-29 Roland McGrath <roland@redhat.com>
1879 * Makefile.am (CLEANFILES): Add libdw.so.$(VERSION).
1881 * libdw.h (dwarf_diecu): Add __nonnull_attribute__.
1882 (dwarf_child): Don't list arg 1 in __nonnull_attribute__.
1884 * libdw_alloc.c (__libdw_allocate): Take new ALIGN argument, make sure
1885 result is aligned. Adjust NEWP->remaining here for this allocation.
1886 * libdwP.h: Update decl.
1887 (libdw_alloc): Update caller.
1889 2006-07-12 Ulrich Drepper <drepper@redhat.com>
1891 * dwarf_child.c: Adjust for internal_function_def removal.
1892 * dwarf_getabbrev.c: Likewise.
1893 * dwarf_tag.c: Likewise.
1894 * libdw_form.c: Likewise.
1895 * memory-access.c: Likewise.
1897 2006-06-28 Roland McGrath <roland@redhat.com>
1899 * libdw.map: Export dwfl_linecu, dwfl_line_comp_dir.
1901 * libdw.map: Bump to 0.122; export dwfl_module_getsymtab and
1904 2006-05-27 Ulrich Drepper <drepper@redhat.com>
1906 * libdw.h: Add extern "C".
1908 2006-05-22 Ulrich Drepper <drepper@redhat.com>
1910 * dwarf_getaranges.c (dwarf_getaranges): Handle files without
1911 aranges information.
1913 2006-05-21 Ulrich Drepper <drepper@redhat.com>
1915 * libdw.h: Add nonnull attributes to dwarf_tag, dwarf_getattrs,
1918 2006-02-28 Roland McGrath <roland@redhat.com>
1920 * dwarf.h: Add missing DW_ATE_*, DW_TAG_*, DW_LANG_*, DW_CFA_*,
1921 DW_OP_* values, to match DWARF 3.0. Add new DW_DS_*, DW_END_*
1922 values from DWARF 3.0.
1924 2006-02-22 Roland McGrath <roland@redhat.com>
1926 * libdw.map: Bump to 0.120; export dwfl_version.
1928 2005-12-22 Roland McGrath <roland@redhat.com>
1930 * libdw.map: Bump to 0.119; export dwfl_linux_proc_maps_report.
1932 2005-12-12 Roland McGrath <roland@redhat.com>
1934 * dwarf_ranges.c: Copy CU base address-finding code from
1937 2005-12-09 Roland McGrath <roland@redhat.com>
1939 * dwarf_getlocation.c (dwarf_getlocation_addr): Add some unlikelys.
1940 Delay CU base lookup until it's needed.
1941 If CU base lookup fails with no error, flag invalid DWARF.
1943 2005-11-25 Roland McGrath <roland@redhat.com>
1945 * libdw.map: Bump to 0.118; export dwfl_module_register_names.
1947 2005-11-15 Roland McGrath <roland@redhat.com>
1949 * Makefile.am [BUILD_STATIC] (AM_CFLAGS): Add -fpic.
1951 2005-11-13 Roland McGrath <roland@redhat.com>
1953 * libdw.map: Bump to 0.117; export dwfl_module_return_value_location.
1955 2005-10-27 Roland McGrath <roland@redhat.com>
1957 * dwarf_entry_breakpoints.c (search_range): Fix binary search code;
1958 don't match end_sequence markers.
1960 * dwarf_getsrclines.c (compare_lines): Sort end_sequence markers
1961 before normal records at the same address.
1962 * dwarf_getsrc_die.c (dwarf_getsrc_die): Don't match an end_sequence
1965 2005-10-26 Roland McGrath <roland@redhat.com>
1967 * dwarf_getfuncs.c (dwarf_getfuncs): Use Dwarf_Die, not Dwarf_Func.
1968 * dwarf_func_file.c: Renamed to ...
1969 * dwarf_decl_file.c: ... here.
1970 * dwarf_func_col.c: Renamed to ...
1971 * dwarf_decl_column.c: ... here.
1972 * dwarf_func_line.c: Renamed to ...
1973 * dwarf_decl_line.c: ... here.
1974 (dwarf_func_line): Renamed to ...
1975 (dwarf_decl_line): ... this. Take a Dwarf_Die * argument.
1976 (__libdw_func_intval): Renamed __libdw_attr_intval.
1977 * dwarf_func_name.c: File removed.
1978 * dwarf_func_lowpc.c: File removed.
1979 * dwarf_func_highpc.c: File removed.
1980 * dwarf_func_entrypc.c: File removed.
1981 * dwarf_func_die.c: File removed.
1982 * Makefile.am (libdw_a_SOURCES): Updated.
1983 * libdw.h: Update decls.
1984 (Dwarf_Func): Type removed.
1985 * libdwP.h: Update decls.
1986 (struct Dwarf_Func_s): Type removed.
1987 * libdw.map: Updated.
1989 * libdwP.h (CUDIE): New macro.
1990 * dwarf_getlocation.c (dwarf_getlocation_addr): Use it.
1991 * dwarf_getscopes_die.c (dwarf_getscopes_die): Likewise.
1992 * dwarf_ranges.c (dwarf_ranges): Likewise.
1994 * dwarf_getloclist.c: Renamed to ...
1995 * dwarf_getlocation.c: ... here.
1996 (getloclist): Renamed to getlocation.
1997 (dwarf_getloclist): Renamed to dwarf_getlocation.
1998 (dwarf_addrloclists): Renamed to dwarf_getlocation_addr.
1999 * Makefile.am (libdw_a_SOURCES): Updated.
2000 * libdw.h (dwarf_getloclist): Renamed to dwarf_getlocation.
2001 (dwarf_addrloclists): Renamed dwarf_getlocation_addr.
2002 (Dwarf_Loc): Renamed Dwarf_Op.
2003 * libdwP.h (struct loc_s): Update use.
2004 * libdw.map: Update map.
2006 * dwarf_entry_breakpoints.c: Use the second line record within the
2007 function, regardless of its source location data.
2009 2005-10-25 Roland McGrath <roland@redhat.com>
2011 * dwarf_entry_breakpoints.c: Fall back to entrypc for contiguous too.
2013 * libdw.map: Add dwarf_entrypc, dwarf_entry_breakpoints.
2015 2005-10-14 Roland McGrath <roland@redhat.com>
2017 * dwarf_diecu.c (dwarf_diecu): New file.
2018 * Makefile.am (libdw_a_SOURCES): Add it.
2019 * libdw.h: Declare dwarf_diecu.
2020 * libdw.map: Export it.
2022 * libdw.map: Bump to 0.116; export dwarf_ranges.
2024 2005-09-20 Roland McGrath <roland@redhat.com>
2026 * dwarf_haspc.c: Use dwarf_ranges.
2027 * dwarf_entry_breakpoints.c: Likewise.
2029 * dwarf_ranges.c: New file.
2030 * Makefile.am (libdw_a_SOURCES): Add it.
2031 * libdw.h: Declare dwarf_ranges.
2032 * libdwP.h: Add INTDECL.
2034 2005-09-14 Roland McGrath <roland@redhat.com>
2036 * dwarf_entry_breakpoints.c (dwarf_entry_breakpoints): Fix braino in
2037 prologue_end marker scanning loop.
2039 2005-09-11 Roland McGrath <roland@redhat.com>
2041 * dwarf.h: Comment typo fix.
2043 2005-09-07 Roland McGrath <roland@redhat.com>
2045 * dwarf_entry_breakpoints.c: New file.
2046 * Makefile.am (libdw_a_SOURCES): Add it.
2047 * libdw.h: Declare dwarf_entry_breakpoints.
2049 * dwarf_entrypc.c: New file.
2050 * Makefile.am (libdw_a_SOURCES): Add it.
2051 * libdw.h: Declare dwarf_entrypc.
2052 * libdwP.h: Add INTDECL.
2054 2005-08-28 Ulrich Drepper <drepper@redhat.com>
2056 * Makefile.am: Use $(LINK) not $(CC) when creating DSO.
2057 (%.os): Use COMPILE.os.
2058 (COMPILE.os): Filter out gconv options.
2060 2005-08-27 Roland McGrath <roland@redhat.com>
2062 * dwarf_getscopes.c (dwarf_getscopes): Rewritten using
2063 __libdw_visit_scopes.
2065 * dwarf_getscopes_die.c: New file.
2066 * Makefile.am (libdw_a_SOURCES): Add it.
2067 * libdw.h: Declare dwarf_getscopes_die.
2068 * libdw.map: Bump to 0.115 and add it.
2070 * libdw_visit_scopes.c (__libdw_visit_scopes): Pass a struct
2071 containing a DIE and its parent pointer, instead of just Dwarf_Die.
2072 Take two functions for both preorder and postorder visitors.
2073 * libdwP.h: Update decl.
2074 (struct Dwarf_Die_Chain): New type.
2075 * dwarf_func_inline.c: Update uses.
2077 * dwarf_diename.c (dwarf_diename): Use dwarf_attr_integrate.
2079 * libdwP.h: Add INTDECL.
2080 * dwarf_func_name.c (dwarf_func_name): Use dwarf_diename.
2082 2005-08-23 Roland McGrath <roland@redhat.com>
2084 * dwarf_attr_integrate.c (dwarf_attr_integrate): Treat
2085 DW_AT_specification the same as DW_AT_abstract_origin.
2087 2005-08-20 Roland McGrath <roland@redhat.com>
2089 * libdw.map: Add dwfl_cumodule, remove dwfl_linecu.
2090 Add dwfl_linux_kernel_report_offline, dwfl_offline_section_address,
2091 and dwfl_report_offline.
2093 2005-08-19 Roland McGrath <roland@redhat.com>
2095 * libdw.map: Bump version to ELFUTILS_0.114 for libdwfl changes.
2096 Add dwfl_module_relocate_address, dwfl_module_relocations,
2097 dwfl_module_relocation_info.
2099 2005-08-18 Roland McGrath <roland@redhat.com>
2101 * dwarf_getscopes.c (dwarf_getscopes): Include the CU itself as
2102 outermost scope in the results.
2104 2005-08-15 Roland McGrath <roland@redhat.com>
2106 * dwarf_func_inline.c: New file.
2107 * Makefile.am (libdw_a_SOURCES): Add it.
2108 * libdw.h: Declare dwarf_func_inline, dwarf_func_inline_instances.
2109 * libdw.map: Add them.
2111 * dwarf_func_die.c: New file.
2112 * Makefile.am (libdw_a_SOURCES): Add it.
2113 * libdw.h: Declare dwarf_func_die.
2114 * libdw.map: Add it. Bump version to ELFUTILS_0.114.
2116 2005-08-10 Ulrich Drepper <drepper@redhat.com>
2118 * dwarf_getsrclines.c (dwarf_getsrclines): Correct fallout of renaming
2119 of DW_LNS_set_epilog_begin.
2121 2005-08-09 Roland McGrath <roland@redhat.com>
2123 * dwarf.h (DW_LNS_set_epilog_begin): Renamed DW_LNS_set_epilogue_begin.
2125 * dwarf_end.c: Add INTDEF.
2126 * dwarf_error.c (dwarf_errmsg): Likewise.
2127 * libdwP.h (dwarf_end, dwarf_errmsg): Add INTDECLs.
2129 2005-08-01 Roland McGrath <roland@redhat.com>
2131 * dwarf_getaranges.c (dwarf_getaranges): Check for bogus offset.
2132 * dwarf_getabbrev.c (__libdw_getabbrev): Likewise.
2134 2005-07-28 Ulrich Drepper <drepper@redhat.com>
2136 * Makefile.am (libdw.so): No need to link with libeu.a anymore.
2137 (libdw_a_LIBADD): Add all files from libdwfl.a.
2139 2005-07-27 Roland McGrath <roland@redhat.com>
2141 * Makefile.am (libdw.so): Link ../libdwfl/libdwfl_pic.a in,
2142 along with ../libebl/libebl.a and ../lib/libeu.a;
2143 depend on ../libelf/libelf.so.
2144 (libdw_so_LDADD): New variable.
2145 * libdw.map: Add dwfl_* symbols formerly in ../libdwfl/libdwfl.map.
2147 * libdw.map: Define an empty base version and move all symbols to
2148 version ELFUTILS_0.111; don't define ELFUTILS_1.0 at all yet.
2150 2005-07-23 Ulrich Drepper <drepper@redhat.com>
2152 * dwarf_error.c: Add internal alias for dwarf_errno.
2153 * libdwP.h: Declare __dwarf_errno_internal.
2154 * dwarf_getloclist.c: Use INTDEF for dwarf_errno.
2156 * dwarf_error.c [USE_TLS]: Actually use __thread in definition of
2159 2005-06-01 Roland McGrath <roland@redhat.com>
2161 * dwarf_getaranges.c (dwarf_getaranges): Sort result array.
2162 * dwarf_getarange_addr.c (dwarf_getarange_addr): Use binary search.
2164 2005-06-08 Roland McGrath <roland@redhat.com>
2166 * memory-access.h (get_uleb128_step, get_uleb128): Remove casts.
2167 (get_sleb128_step, get_sleb128): Likewise.
2168 * dwarf_getattrs.c (dwarf_getattrs): Add consts.
2169 * dwarf_getloclist.c (getloclist): Likewise.
2170 * dwarf_formblock.c (dwarf_formblock): Likewise.
2171 * dwarf_getsrclines.c (dwarf_getsrclines): Likewise.
2172 * dwarf_getabbrevattr.c (dwarf_getabbrevattr): Likewise.
2173 * dwarf_formref.c (dwarf_formref): Likewise.
2174 * dwarf_formsdata.c (dwarf_formsdata): Likewise.
2175 * dwarf_formudata.c (dwarf_formudata): Likewise.
2176 * dwarf_haschildren.c (dwarf_haschildren): Likewise.
2177 * dwarf_child.c (__libdw_find_attr, __libdw_find_attr): Likewise.
2178 * dwarf_tag.c (dwarf_tag): Likewise.
2179 * dwarf_getabbrev.c (__libdw_getabbrev): Likewise.
2180 * memory-access.c (__libdw_get_uleb128, __libdw_get_sleb128): Likewise.
2181 * libdw_form.c (__libdw_form_val_len): Likewise.
2182 * libdwP.h: Update decl.
2184 2005-06-04 Roland McGrath <roland@redhat.com>
2186 * memory-access.h (get_uleb128_rest_return): New macro.
2187 [! IS_LIBDW] (__libdw_get_uleb128): New static, defined using it.
2188 (get_sleb128_rest_return): New macro.
2189 [! IS_LIBDW] (__libdw_get_sleb128): New static, defined using it.
2190 * memory-access.c: New file.
2191 * Makefile.am (libdw_a_SOURCES): Add it.
2192 (DEFS): Add -DIS_LIBDW.
2194 2005-05-31 Roland McGrath <roland@redhat.com>
2196 * dwarf_formref_die.c (dwarf_formref_die): Add CU header offset to
2199 2005-05-30 Roland McGrath <roland@redhat.com>
2201 * dwarf_getloclist.c (dwarf_addrloclists): Use DW_AT_entry_pc for base
2202 address if DW_AT_low_pc is missing. Not to spec, but GCC generates it.
2204 * dwarf_getloclist.c (dwarf_addrloclists): Don't sign-extend 4-byte
2205 BEGIN value. Instead, match base address entries separately for
2208 2005-05-28 Roland McGrath <roland@redhat.com>
2210 * dwarf_getloclist.c (dwarf_addrloclists): Fix decoding to advance
2211 past location expression contents.
2213 2005-05-23 Roland McGrath <roland@redhat.com>
2215 * dwarf_getsrclines.c: Comment typo fix.
2217 * dwarf_haspc.c (dwarf_haspc): Fix CU DIE address calculation.
2218 * dwarf_getloclist.c (dwarf_addrloclists): Likewise.
2220 2005-05-22 Ulrich Drepper <drepper@redhat.com>
2222 * libdwP.h: Only use INTDECL for alias prototypes.
2224 2005-05-19 Roland McGrath <roland@redhat.com>
2226 * dwarf_getloclist.c (attr_ok): Permit DW_AT_static_link too.
2228 * dwarf_getscopevar.c: New file.
2229 * Makefile.am (libdw_a_SOURCES): Add it.
2230 * libdw.h: Declare dwarf_getscopevar.
2232 * dwarf_getsrcfiles.c: Add INTDEF.
2233 * dwarf_haschildren.c: Likewise.
2234 * libdwP.h (dwarf_getsrcfiles, dwarf_haschildren): Add INTDECL.
2236 * dwarf_getscopes.c: New file.
2237 * Makefile.am (libdw_a_SOURCES): Add it.
2238 * libdw.h: Declare dwarf_getscopes.
2239 * libdw.map: Add it.
2241 2005-05-18 Roland McGrath <roland@redhat.com>
2243 * libdwP.h (IDX_debug_ranges): New enum constant.
2244 * dwarf_begin_elf.c (dwarf_scnnames): Add it for ".debug_ranges".
2245 * libdwP.h (DWARF_E_NO_DEBUG_RANGES): New enum constant.
2246 * dwarf_error.c (errmsgs): Add it.
2247 * dwarf_haspc.c: New file.
2248 * libdw.h: Declare dwarf_haspc.
2249 * libdw.map: Add it.
2250 * libdwP.h: Add INTDECL.
2252 * dwarf_attr_integrate.c: New file.
2253 * dwarf_hasattr_integrate.c: New file.
2254 * Makefile.am (libdw_a_SOURCES): Add them.
2255 * libdw.h: Declare dwarf_attr_integrate, dwarf_hasattr_integrate.
2256 * libdw.map: Add them.
2258 * dwarf_hasattr.c: Add INTDEF.
2259 * libdwP.h: Add INTDECL for it.
2261 * dwarf_formref_die.c: New file.
2262 * Makefile.am (libdw_a_SOURCES): Add it.
2263 * libdw.h (dwarf_formref_die): Declare it.
2264 * libdwP.h (dwarf_formref_die): Add INTDECL.
2265 * libdw.map: Add it.
2267 * dwarf_getloclist.c (attr_ok, getloclist): New functions, broken out
2269 (dwarf_getloclist): ... here. Call them.
2270 (dwarf_addrloclists): New function.
2271 * libdw.h: Declare it.
2272 * libdw.map: Add it.
2274 * dwarf_getmacros.c (dwarf_getmacros): Don't bail at
2275 DW_MACINFO_end_file. Recognize type 0 as terminator.
2277 2005-05-05 Roland McGrath <roland@redhat.com>
2279 * dwarf_getsrc_die.c (dwarf_getsrc_die): Use binary search.
2281 * dwarf_getsrclines.c (dwarf_getsrclines): Sort result array, since
2282 the line program does not produce all entries in ascending order.
2284 2005-04-25 Ulrich Drepper <drepper@redhat.com>
2286 * dwarf_getsrc_file.c (dwarf_getsrc_file): Handle multiple
2287 occurences (e.g., inlines) better.
2289 2005-04-24 Ulrich Drepper <drepper@redhat.com>
2291 * libdw.h (DWARF_END_ABBREV): Define.
2292 * dwarf_getabbrev.c (__libdw_getabbrev): Return DWARF_END_ABBREV if
2294 * dwarf_offabbrev.c (dwarf_offabbrev): Return -1 on error, 1 if end
2296 * dwarf_tag.c (__libdw_findabbrev): Also recognize DWARF_END_ABBREV
2297 as error of __libdw_getabbrev.
2299 2005-04-04 Ulrich Drepper <drepper@redhat.com>
2301 * dwarf_getsrc_file.c (dwarf_getsrc_file): Minor optimization.
2303 * dwarf_getsrc_file.c (dwarf_getsrc_file): Always pass number of
2304 results back to caller.
2306 2005-04-04 Roland McGrath <roland@redhat.com>
2308 * dwarf_getsrc_file.c (dwarf_getsrc_file): Use size_t for CUHL.
2310 * dwarf_func_line.c (__libdw_func_intval): Use internal_function in
2313 2005-04-04 Ulrich Drepper <drepper@redhat.com>
2315 * dwarf_getsrc_file.c (dwarf_getsrc_file): Use INTUSE.
2317 * dwarf_getsrc_file.c: New file.
2318 * Makefile.am (libdw_a_SOURCES): Add dwarf_getsrc_file.c.
2319 * libdw.h: Declare dwarf_getsrc_file.
2320 * libdw.map: Add dwarf_getsrc_file.
2322 2005-04-02 Ulrich Drepper <drepper@redhat.com>
2324 * dwarf_func_entrypc.c: New file.
2325 * dwarf_func_col.c: New file.
2326 * dwarf_func_line.c: New file.
2327 * dwarf_func_file.c: New file.
2328 * libdw.h: Add prototypes for new functions.
2329 * libdw.map: Add dwarf_func_entrypc, dwarf_func_col, dwarf_func_line,
2331 * Makefile.am (libdw_a_SOURCES): Add dwarf_func_entrypc.c,
2332 dwarf_func_col.c, dwarf_func_line.c, dwarf_func_file.c.
2333 * libdwP.h (struct Dwarf_Func_s): Add cudie element.
2334 Declare __libdw_func_intval and __dwarf_formsdata_internal.
2335 * dwarf_getfuncs.c: Also fill in cudie in Dwarf_Func object.
2336 * dwarf_formsdata.c: Use INTUSE and INTDEF to avoid PLTs.
2338 * dwarf.h: Add some DWARF3 definitions.
2340 2005-04-01 Ulrich Drepper <drepper@redhat.com>
2342 * dwarf_getfuncs.c: New file.
2343 * dwarf_func_highpc.c: New file.
2344 * dwarf_func_lowpc.c: New file.
2345 * dwarf_func_name.c: New file.
2346 * Makefile.am (libdw_a_SOURCES): Add dwarf_getfuncs.c,
2347 dwarf_func_highpc.c, dwarf_func_lowpc.c, and dwarf_func_name.c.
2348 * libdw.map: Add dwarf_getfuncs, dwarf_func_highpc, dwarf_func_lowpc,
2349 and dwarf_func_name.
2350 * libdw.h: Add prototypes for new functions.
2351 * dwarf_child.c: Use INTUSE and INTDEF to avoid PLTs.
2352 * dwarf_siblingof.c: Likewise.
2353 * dwarf_dieoffset.c: Likewise.
2354 * dwarf_highpc.c: Likewise.
2355 * dwarf_lowpc.c: Likewise.
2356 * libdwP.h: Add prototypes for internal functions.
2357 Define Dwarf_Func_s structure.
2359 2005-03-29 Ulrich Drepper <drepper@redhat.com>
2361 * libdw.h: Add padding in Dwarf_die.
2363 * dwarf_arrayorder.c: Use INTUSE and INTDEF to avoid PLTs.
2364 * dwarf_attr.c: Likewise.
2365 * dwarf_begin.c: Likewise.
2366 * dwarf_begin_elf.c: Likewise.
2367 * dwarf_bitoffset.c: Likewise.
2368 * dwarf_bitsize.c: Likewise.
2369 * dwarf_bytesize.c: Likewise.
2370 * dwarf_diename.c: Likewise.
2371 * dwarf_formaddr.c: Likewise.
2372 * dwarf_formblock.c: Likewise.
2373 * dwarf_formref.c: Likewise.
2374 * dwarf_formstring.c: Likewise.
2375 * dwarf_formudata.c: Likewise.
2376 * dwarf_getarange_addr.c: Likewise.
2377 * dwarf_getarangeinfo.c: Likewise.
2378 * dwarf_getaranges.c: Likewise.
2379 * dwarf_getloclist.c: Likewise.
2380 * dwarf_getmacros.c: Likewise.
2381 * dwarf_getsrc_die.c: Likewise.
2382 * dwarf_getsrcfiles.c: Likewise.
2383 * dwarf_getsrclines.c: Likewise.
2384 * dwarf_highpc.c: Likewise.
2385 * dwarf_lowpc.c: Likewise.
2386 * dwarf_nextcu.c: Likewise.
2387 * dwarf_offdie.c: Likewise.
2388 * dwarf_siblingof.c: Likewise.
2389 * dwarf_srclang.c: Likewise.
2390 * dwarf_tag.c: Likewise.
2391 * libdw_findcu.c: Likewise.
2392 * libdwP.h: Add prototypes for internal functions.
2394 * dwarf_addrdie.c: New file.
2395 * dwarf_macro_opcode.c: New file.
2396 * dwarf_macro_param1.c: New file.
2397 * dwarf_macro_param2.c: New file.
2398 * libdw.h: Add declarations. Move Dwarf_Macro definition to libdwP.h.
2399 * libdwP.h: Remove Dwarf_Macro definition.
2400 * Makefile.am (libdw_a_SOURCES): Add dwarf_addrdie.c,
2401 dwarf_macro_opcode.c, dwarf_macro_param1.c, and dwarf_macro_param2.c.
2402 * libdw.map: Add entries for new functions.
2404 2005-03-21 Ulrich Drepper <drepper@redhat.com>
2406 * libdw.h: Handle broken gcc < 4.
2408 2005-02-15 Ulrich Drepper <drepper@redhat.com>
2410 * Makefile (AM_CFLAGS): Add -Wunused -Wextra -Wformat=2.
2412 * dwarf_begin_elf.c: Fix warnings.
2413 * dwarf_dieoffset.c: Likewise.
2414 * dwarf_end.c: Likewise.
2415 * dwarf_error.c: Likewise.
2416 * dwarf_getpubnames.c: Likewise.
2418 * libdwP.h: Add new error values.
2419 * dwarf_error.c: Support new error values.
2420 * dwarf_getpubnames.c: Check parameter value.
2422 2005-02-05 Ulrich Drepper <drepper@redhat.com>
2424 * Makefile.am: Check for text relocations in constructed DSO.
2426 * Makefile.am [MUDFLAP] (AM_CFLAGS): Add -fmudflap.
2428 2005-02-04 Ulrich Drepper <drepper@redhat.com>
2430 * dwarf_siblingof.c (dwarf_siblingof): Add some buffer boundary
2431 checks to not read over buffer boundaries for ill-formed DWARF data.
2433 2004-09-25 Ulrich Drepper <drepper@redhat.com>
2435 * dwarf_child.c: Make compile with gcc 4.0.
2436 * dwarf_error.c: Likewise.
2437 * dwarf_formblock.c: Likewise.
2438 * dwarf_getabbrev.c: Likewise.
2439 * dwarf_getattrs.c: Likewise.
2440 * dwarf_getsrclines.c: Likewise.
2441 * dwarf_tag.c: Likewise.
2442 * libdw_form.c: Likewise.
2444 2004-01-20 Ulrich Drepper <drepper@redhat.com>
2446 * Makefile.am: Support building with mudflap.
2448 * dwarf_getloclist.c: Fix warnings gcc 3.4 spits out.
2449 * dwarf_getsrclines.c: Likewise.
2450 * dwarf_memory-access.h: Likewise.
2452 2004-01-19 Ulrich Drepper <drepper@redhat.com>
2454 * dwarf_getsrcfiles.c: Third parameter can be NULL.
2456 * libdw.h: Define Dwarf_macro. Declare dwarf_getmacros.
2457 Third parameter of dwarf_getsrcfiles can be NULL.
2459 * libdw.map: Add dwarf_getmacros.
2460 * Makefile.am (libdw_a_SOURCES): Add dwarf_getmacros.
2461 * dwarf_getmacros.c: New file.
2463 2004-01-18 Ulrich Drepper <drepper@redhat.com>
2465 * libdw.h: Second parameter of dwarf_getaranges can be NULL.
2467 * dwarf_nextcu.c: Return -1 if dwarf parameter is NULL.
2469 * dwarf_getsrclines.c:
2470 Use read_2ubyte_unaligned_inc instead of _inc-less variant.
2472 * dwarf_getaranges.c: Allow naranges parameter to be NULL.
2474 * libdwP.h (_): Use elfutils domain.
2476 * dwarf_getsrclines.c (dwarf_getsrclines): Add more branch prediction.
2478 * dwarf_getsrclines.c: Fix typo in comment.
2480 2004-01-17 Ulrich Drepper <drepper@redhat.com>
2482 * Makefile.am: Support building with mudflap.
2484 2004-01-16 Ulrich Drepper <drepper@redhat.com>
2486 * memory-access.h: Add lots of const in case a pointer passed is const.
2488 * dwarf_formflag.c: New file.
2489 * dwarf_getattrs.c: New file.
2490 * dwarf_error.c: Add new error value.
2491 * libdw.h: Add prototypes for new functions. Adjust prototype for
2493 * libdw.map: Add new functions.
2494 * dwarf_getpubnames.c: Change type of return value and fourth parameter
2496 * libdwP.h: Add new error value.
2497 * Makefile.am (libdw_a_SOURCES): Add dwarf_getattrs.c and
2500 * dwarf_getpubnames.c (dwarf_getpubnames): Just fail if dbg is NULL.
2502 2004-01-12 Ulrich Drepper <drepper@redhat.com>
2504 * dwarf_getarange_addr.c: New file
2505 * dwarf_getarangeinfo.c: New file.
2506 * dwarf_getaranges.c: New file.
2507 * dwarf_onerange.c: New file.
2508 * libdw.h: Declare new functions. Define Dwarf_Arange and
2510 * libdw.map: Add new functions.
2511 * libdwP.h: Add new errors. Add aranges member to struct Dwarf.
2512 Define Dwarf_Aranges_s and Dwarf_Arange_s.
2513 * Makefile.am (libdw_a_SOURCES): Add dwarf_getaranges.c,
2514 dwarf_onearange.c, dwarf_getarangeinfo.c, dwarf_getarange_addr.c.
2515 * dwarf_error.c: Add new message.
2517 2004-01-11 Ulrich Drepper <drepper@redhat.com>
2519 * Makefile.am (libdw_a_SOURCES): Add dwarf_lineaddr.c, dwarf_linecol.c,
2520 dwarf_linebeginstatement.c, dwarf_lineendsequence.c, dwarf_lineblock.c,
2521 dwarf_lineprologueend.c, dwarf_lineepiloguebegin.c, dwarf_onesrcline.c.
2522 * dwarf_error.c: Add another message.
2523 * dwarf_getsrc_die.c: Adjust for Dwarf_Files and Dwarf_Lines
2525 * dwarf_filesrc.c: Likewise.
2526 * dwarf_getsrcfiles.c: Likewise.
2527 * dwarf_getsrclines.c: Likewise.
2528 * dwarf_lineaddr.c: New file.
2529 * dwarf_linebeginstatement.c: New file.
2530 * dwarf_lineblock.c: New file.
2531 * dwarf_linecol.c: New file.
2532 * dwarf_lineendsequence.c: New file.
2533 * dwarf_lineepiloguebegin.c: New file.
2534 * dwarf_lineno.c: New file.
2535 * dwarf_lineprologueend.c: New file.
2536 * dwarf_onesrcline.c: New file.
2537 * dwarf_lineno.c: Change interface to store result in object pointed
2538 to by second parameter.
2539 * libdw.h: Add prototypes for new functions. Change dwarf_lineno
2540 prototype. Define Dwarf_Files and Dwarf_Lines.
2541 * libdw.map: Add new functions.
2542 * libdwP.h: Define Dwarf_Files_s and Dwarf_Lines_s.
2543 * libdw_findcu.c: Don't initialize nlines field.
2545 * dwarf_siblingof: Little optimization.
2547 * dwarf_begin.c: Remember that the ELF descriptor must be closed.
2548 * dwarf_end.c: Close ELF descriptor if free_elf is set.
2549 * libdwP.h (struct Dwarf): Add free_elf field.
2551 * Makefile.am (libdw_a_SOURCES): Add dwarf_getstring.c and
2553 * dwarf_getstring.c: New file.
2554 * dwarf_offabbrev.c: New file.
2555 * libdw.map: Add dwarf_getstring and dwarf_offabbrev.
2556 * dwarf_getabbrev.c (__libdw_getabbrev): Add new dbg and result
2557 parameters. Don't allocate memory if not necessary and don't lookup
2558 previous results if no CU given.
2559 (dwarf_getabbrev): Adjust call to __libdw_getabbrev.
2560 * dwarf_tag.c: Adjust call to __libdw_getabbrev.
2561 * libdw.h: Declare dwarf_offabbrev and dwarf_getstring.
2562 * libdwP.h: Change prototype for __libdw_getabbrev.
2564 * dwarf_getabbrevattr.c: Add offsetp parameter. Fill in before
2565 returning if this is wanted.
2567 2004-01-09 Ulrich Drepper <drepper@redhat.com>
2569 * dwarf_nextcu.c: Add new parameter offset_sizep. Initialize it
2570 with offset_size value.
2571 * libdw.h: Adjust dwarf_nextcu prototype.
2572 * libdwP.h (struct Dwarf_CU): Add offset_size member.
2573 * libdw_findcu.c: Adjust dwarf_nextcu call. Initialize offset_size
2574 member of new CU struct.
2575 * dwarf_formstring.c: Depend on offset_size not address_size for
2576 DW_FORM_strp handling.
2577 * dwarf_form.c: Likewise for DW_FORM_strp and DW_FORM_ref_addr.
2579 * dwarf_tag.c (__libdw_findabbrev): Return correct value for
2581 (dwarf_tag): Correctly recognize failed lookup.
2583 * dwarf_end.c (cu_free): Call tdestroy for locs member. Use new
2585 * dwarf_error.c: Add message for DWARF_E_NO_BLOCK.
2586 * dwarf_formblock.c: New file.
2587 * dwarf_getloclist.c: Rewrite to handle a single block.
2588 * libdw.h: Define Dwarf_Block. Rename Dwarf_Loc members. Remove
2589 Dwarf_Locdesc definition. Declare dwarf_formblock. Remove
2590 dwarf_getloclistent declaration.
2591 * libdw.map: Add dwarf_formblock, remove dwarf_getloclistent.
2592 * libdwP.h: Define struct loc_s and DWARF_E_NO_BLOCK.
2593 Add locs member to struct Dwarf_CU.
2594 * libdw_fundcu.c: Initialize locs member of new CU.
2595 * Makefile.am (libdw_a_SOURCES): Add dwarf_formblock.c.
2596 Remove dwarf_getloclistent.c.
2598 2004-01-07 Ulrich Drepper <drepper@redhat.com>
2600 * libdw.h: Use __nonnull__ attribute only for gcc >= 3.3.
2601 * libdwP.h: Likewise.
2603 * dwarf_getloclist.c: New file.
2604 * dwarf_getloclistent.c: New file.
2605 * libdw.h: Define Dwarf_Loc and Dwarf_Locdesc.
2606 Declare dwarf_getloclistent and dwarf_getloclist.
2607 * libdw.map: Add dwarf_getloclistent and dwarf_getloclist.
2608 * libdwP.h: Define DWARF_E_NO_LOCLIST.
2609 * Makefile.am (libdw_a_SOURCES): Add dwarf_getloclistent.c and
2612 * dwarf_error.c: More error messages.
2614 2004-01-06 Ulrich Drepper <drepper@redhat.com>
2616 * dwarf_getsrclines.c: Remove debugging support.
2618 * dwarf_getsrcfiles.c: New file.
2619 * dwarf_filesrc.c: New file.
2620 * libdw.h: Declare these functions. Define Dwarf_File.
2621 * libdwP.c: Adjust Dwarf_File_s definition.
2622 * libdw.map: Add these functions.
2623 * Makefile.am (libdw_a_SOURCES): Add dwarf_getsrcfiles.c and
2625 * dwarf_getsrclines.c: Initialize cu->files.
2627 2004-01-05 Ulrich Drepper <drepper@redhat.com>
2629 * libdw.h: Add more nonnull function attributes.
2631 * dwarf_begin_elf.c (dwarf_begin_elf): Don't initialize mem_tail->next.
2632 * dwarf_end.c (cu_free): New function.
2633 (dwarf_end): Also free CU tree. Correct freeing of memory blocks.
2634 * dwarf_error.c (errmsgs): Add new messages.
2635 * dwarf_getsrc_die.c: New file.
2636 * dwarf_getsrclines.c: New file.
2637 * dwarf_lineno.c: New file.
2638 * dwarf_linesrc.c: New file.
2639 * dwarf_nextcu.c (dwarf_nextcu): Use read_*byte_unaligned_inc
2640 instead of the *_inc-less variants.
2641 * libdw.h: Define Dwarf_Line. Add some function attributes. Declare
2642 dwarf_getsrclines, dwarf_getsrc_die, dwarf_lineno, and dwarf_linesrc.
2643 * libdw.map: Add dwarf_getsrclines, dwarf_getsrc_die, dwarf_lineno,
2645 * libdwP.h: Add more error codes.
2646 (struct Dwarf): Remove mem_tail.next member.
2647 (Dwarf_File): Define type.
2648 (struct Dwarf_Line_s): Define type.
2649 (struct Dwarf_CU): Add lines and nlines members.
2650 (libdw_alloc): Define local variable _tail and use it.
2651 Add some function attributes.
2652 * libdw_alloc.c (__libdw_allocate): Don't initialize next member.
2653 * libdw_findcu.c (__libdw_findcu): Initialize lines and nlines members.
2654 * memory-access.h: Add unlikely for the endian conversion paths.
2655 * Makefile.am (AM_CFLAGS): Add -std parameter.
2656 (libdw_a_SOURCES): Add dwarf_getsrclines, dwarf_getsrc_die,
2657 dwarf_lineno, and dwarf_linesrc.
2659 2003-08-11 Ulrich Drepper <drepper@redhat.com>
2661 * Moved to CVS archive.