1 2015-12-18 Mark Wielaard <mjw@redhat.com>
3 * libdwP.h (struct Dwarf): Remove sectiondata_gzip_mask.
4 (__libdw_free_zdata): Remove.
5 * dwarf_begin_elf.c (inflate_section): Remove.
6 (check_section): Remove __libdw_free_zdata calls. Use elf_compress
7 and elf_compress_gnu to decompress if necessary.
8 (valid_p): Remove __libdw_free_zdata calls.
9 (scngrp_read): Use elf_compress if section is compressed. Remove
10 __libdw_free_zdata calls.
11 * dwarf_end.c (__libdw_free_zdata): Remove.
12 (dwarf_end): Don't call __libdw_free_zdata.
14 2015-10-28 Mark Wielaard <mjw@redhat.com>
16 * libdw.map (ELFUTILS_0.165): New. Add dwelf_scn_gnu_compressed_size.
18 2015-12-02 Mark Wielaard <mjw@redhat.com>
20 * fde.c (intern_fde): Don't leak duplicate FDEs.
22 2015-12-01 Mark Wielaard <mjw@redhat.com>
24 * fde.c (intern_fde): Don't intern an fde that doesn't cover a
27 2015-12-01 Mark Wielaard <mjw@redhat.com>
29 * dwarf_end.c (dwarf_end): Call cu_free on fake_loc_cu if it exists.
31 2015-10-14 Chih-Hung Hsieh <chh@google.com>
33 * dwarf_entry_breakpoints.c (dwarf_entry_breakpoints): Move recursive
34 functions 'add_bkpt', 'entrypc_bkpt', and 'search_range' to file scope.
36 2015-10-14 Chih-Hung Hsieh <chh@google.com>
38 * libdw_visit_scopes.c (__libdw_visit_scopes): Move recursive nested
39 function 'walk_children' to file scope; inline 'recurse' at its call
42 2015-10-19 Mark Wielaard <mjw@redhat.com>
44 * frame-cache.c (__libdw_destroy_frame_cache): Call ebl_closebackend
47 2015-10-16 Dmitry V. Levin <ldv@altlinux.org>
49 * dwarf_getsrclines.c (read_srclines): Initialize state early.
51 2015-10-13 Chih-Hung Hsieh <chh@google.com>
53 * dwarf_getsrclines.c (read_srclines): Move nested functions
54 'advance_pc' and 'add_new_line' to file scope and keep many
55 local state variables within one structure.
57 2015-10-13 Chih-Hung Hsieh <chh@google.com>
59 * dwarf_getscopevar.c (dwarf_getscopevar): Move nested
60 function 'file_matches' to file scope.
62 2015-10-16 Mark Wielaard <mjw@redhat.com>
64 * Makefile.am (libdw.so): Add -lz.
66 2015-10-14 Chih-Hung Hsieh <chh@google.com>
68 * cfi.c (execute_cfi): Move nested functions 'enough_registers'
69 and 'require_cfa_offset' to file scope.
71 2015-10-09 Josh Stone <jistone@redhat.com>
73 * dwarf_begin.c (dwarf_begin): Replace stat64 and fstat64 with stat
76 2015-10-05 Josh Stone <jistone@redhat.com>
78 * Makefile.am (libdw.so): Add AM_V_CCLD and AM_V_at silencers.
80 2015-09-24 Jose E. Marchesi <jose.marchesi@oracle.com>
82 * Makefile.am (AM_CFLAGS): Use -fPIC instead of -fpic to avoid
83 relocation overflows in some platforms.
85 2015-09-23 Mark Wielaard <mjw@redhat.com>
87 * dwarf_error.c (__libdw_seterrno): Mark as internal_function.
88 * dwarf_formref.c (__libdw_formref): Likewise.
89 * libdw_findcu.c (__libdw_findcu): Likewise.
90 * libdw_visit_scopes.c (__libdw_visit_scopes): Likewise.
92 2015-09-22 Mark Wielaard <mjw@redhat.com>
94 * *.c: Remove old-style function definitions.
96 2015-09-15 Mark Wielaard <mjw@redhat.com>
98 * dwarf_peel_type.c (dwarf_peel_type): Don't reassign result pointer.
100 2015-09-09 Chih-Hung Hsieh <chh@google.com>
102 * dwarf_macro_getsrcfiles.c (dwarf_macro_getsrcfiles): Remove
103 redundant NULL tests on parameters declared with __nonnull_attribute__.
104 * dwarf_siblingof.c (dwarf_siblingof): Likewise.
105 * libdw_visit_scopes.c (__libdw_visit_scopes): Likewise.
107 2015-09-04 Chih-Hung Hsieh <chh@google.com>
108 Mark Wielaard <mjw@redhat.com>
110 * dwarf_getlocation.c (getlocations_addr): Replace K&R function
111 definition with ansi-C definition and add const qualifier to
114 2015-09-04 Chih-Hung Hsieh <chh@google.com>
116 * libdw_findcu.c (__libdw_intern_next_unit): Replace K&R function
117 definition with ansi-C definitions.
118 (__libdw_findcu): Likewise.
120 2015-08-25 Mark Wielaard <mjw@redhat.com>
122 * dwarf.h: Add DW_LANG_Haskell.
124 2015-06-18 Mark Wielaard <mjw@redhat.com>
126 * dwarf_begin_elf.c (dwarf_begin_elf): Assert page size is big enough
129 2015-06-18 Mark Wielaard <mjw@redhat.com>
131 * dwarf_getpubnames.c (get_offsets): Always free mem on error.
133 2015-06-18 Mark Wielaard <mjw@redhat.com>
135 * dwarf_getmacros.c (get_macinfo_table): Return NULL when
136 dwarf_formudata reports an error.
137 (get_table_for_offset): Likewise.
139 2015-06-08 Mark Wielaard <mjw@redhat.com>
141 * dwarf_getsrclines.c (read_srclines): Initialize dirarray early.
143 2015-06-06 Mark Wielaard <mjw@redhat.com>
145 * dwarf_getsrclines.c (read_srclines): Initialize filelist early.
147 2015-05-27 Mark Wielaard <mjw@redhat.com>
149 * encoded-value.h (read_encoded_value): Check data d_size contains
150 at least enough data to hold a pointer for DW_EH_PE_indirect.
152 2015-05-22 Mark Wielaard <mjw@redhat.com>
154 * dwarf_getsrclines.c (read_srclines): Limit stack usage of lines
155 with MAX_STACK_LINES, files with MAX_STACK_LINES and dirs with
156 MAX_STACK_DIRS. Calculate number of dirs needed first, then
157 create dirarray directly, without needing the next field. Free
158 not stack allocated lines and files at the end.
160 2015-05-19 Mark Wielaard <mjw@redhat.com>
162 * dwarf_getlocation.c (__libdw_intern_expression): Create a stack
163 allocated array to hold locs. Allocate locs bigger than the array
164 with malloc and free them when done.
166 2015-05-11 Jonathan Lebon <jlebon@redhat.com>
168 * libdwP.h (DWARF_E_COMPRESSED_ERROR): New enumerator.
169 * dwarf_error.c (errmsgs): Add DWARF_E_COMPRESSED_ERROR message.
170 * dwarf_begin_elf.c (inflate_section): New static function, lifted
172 (check_section): ... here. Call inflate_section, set libdw errno to
173 DWARF_E_COMPRESSED_ERROR if .debug_info section couldn't be inflated.
175 2015-05-11 Jonathan Lebon <jlebon@redhat.com>
177 * dwarf_begin_elf.c (check_section): Add compressed flag. Always
178 check for .zdebug sections. Only wrap decompression in #if USE_ZLIB.
180 2015-05-06 Mark Wielaard <mjw@redhat.com>
182 * dwarf_getsrclines.c (read_srclines): Use an int64_t to store and
183 check the line number.
185 2015-05-05 Mark Wielaard <mjw@redhat.com>
187 * dwarf_getaranges.c (dwarf_getaranges): Check there is enough data
188 left before reading values.
190 2015-05-04 Anthony G. Basile <blueness@gentoo.org>
192 * Makefile.am (libdw_so_SOURCES): Append $(argp_LDADD) to link
195 2015-04-22 Mark Wielaard <mjw@redhat.com>
197 * memory-access.h (__libdw_max_len_leb128): Take type_len as argument.
198 (__libdw_max_len_uleb128): New function.
199 (__libdw_max_len_sleb128): Likewise.
200 (__libdw_get_uleb128): Use __libdw_max_len_uleb128.
201 (__libdw_get_sleb128): Use __libdw_max_len_sleb128.
203 2015-04-21 Mark Wielaard <mjw@redhat.com>
205 * dwarf_getmacros.c (read_macros): Allocate attributes dynamically
206 when there are more than 8.
208 2015-04-01 Petr Machata <pmachata@redhat.com>
210 * libdwP.h (DWARF_E_NOT_CUDIE): New enumerator.
211 (is_cudie): New function.
212 * dwarf_error.c (errmsgs): Add message for DWARF_E_NOT_CUDIE.
213 * dwarf_getsrcfiles.c (dwarf_getsrcfiles): Call is_cudie instead
214 of white-listing valid tags.
215 * dwarf_getsrclines.c (dwarf_getsrclines): Likewise.
217 2015-03-18 Petr Machata <pmachata@redhat.com>
219 * Makefile.am (pkginclude_HEADERS): Add known-dwarf.h.
220 (EXTRA_DIST): Remove known-dwarf.h.
222 2015-02-09 Mark Wielaard <mjw@redhat.com>
224 * dwarf.h: Add DW_LANG_Fortran03 and DW_LANG_Fortran08.
225 * dwarf_aggregate_size.c (array_size): Recognize array lower bound
226 for new Fortran language codes is 1.
228 2015-02-09 Mark Wielaard <mjw@redhat.com>
230 * dwarf.h: Add DW_TAG_atomic_type.
231 * libdw.h (dwarf_peel_type): Document DW_TAG_atomic_type.
232 * dwarf_peel_type.c (dwarf_peel_type): Handle DW_TAG_atomic_type.
234 2015-02-11 Josh Stone <jistone@redhat.com>
236 * encoded-value.h (read_encoded_value): Initialize value.
238 2015-02-11 Petr Machata <pmachata@redhat.com>
240 * dwarf_ranges.c (dwarf_ranges): Do not bail out when neither
241 DW_AT_entry_pc nor DW_AT_low_pc are available. Instead remember
242 the fact in *BASEP and bail out later if it hasn't been updated by
243 __libdw_read_begin_end_pair_inc.
245 2014-12-24 Mark Wielaard <mjw@redhat.com>
247 * dwarf_getsrc_die.c (dwarf_getsrc_die): Return the last line record
248 smaller than or equal to addr, rather than returning immediately on
251 2015-01-07 Mark Wielaard <mjw@redhat.com>
253 * cfi.h (struct Dwarf_CFI_s): Add search_table_len.
254 * dwarf_getcfi_elf.c (getcfi_gnu_eh_frame): Check there is enough
255 room in the search table for all entries. Store search_table_len.
256 (getcfi_scn_eh_frame): Likewise.
257 * encoded-value.h (encoded_value_size): Don't abort, return zero.
258 (__libdw_cfi_read_address_inc): Check there is enough room to read
259 values. Pass other byte order to read functions.
260 (read_encoded_value): Check encoded_value_size. Don't abort, but
261 set libdw errno and report failure. Check there is enough room to
263 * fde.c (binary_search_fde): Check encoded value size. Add hdr
264 data buf and size to dummy_cfi.
266 2015-01-04 Mark Wielaard <mjw@redhat.com>
268 * dwarf_siblingof.c (dwarf_siblingof): Check sibling attribute
269 is after current DIE.
271 2015-01-04 Mark Wielaard <mjw@redhat.com>
273 * cfi.c (enough_registers): Check reg < INT32_MAX / sizeof
274 (dwarf_frame_register).
276 2015-01-02 Mark Wielaard <mjw@redhat.com>
278 * dwarf_getcfi_elf.c (parse_eh_frame_hdr): Add size check.
279 (getcfi_gnu_eh_frame): Remove size check. Check d_buf is not NULL.
280 (getcfi_scn_eh_frame): Check d_buf is not NULL.
282 2015-01-02 Mark Wielaard <mjw@redhat.com>
284 * dwarf_getlocation.c (__libdw_intern_expression): Check dbg is not
285 NULL for DW_OP_call_ref and DW_OP_GNU_implicit_pointer. For
286 DW_OP_addr if dbg is NULL then read argument directly.
288 2015-01-14 Jason P. Leasure <jpleasu@super.org>
290 * dwarf_formref_die.c (dwarf_formref_die): Offset is cu->type_offset
293 2014-12-27 Mark Wielaard <mjw@redhat.com>
295 * dwarf_siblingof.c (dwarf_siblingof): Check sibling attribute offset
296 still falls inside CU data.
298 2015-01-11 Mark Wielaard <mjw@redhat.com>
300 * dwarf_func_inline.c (dwarf_func_inline_instances): Call
301 __libdw_visit_scopes with NULL imports.
302 * dwarf_getfuncs.c (dwarf_getfuncs): Likewise.
303 * dwarf_getscopes.c (pc_record): Likewise.
304 (dwarf_getscopes): Likewise.
305 * dwarf_getscopes_die.c (dwarf_getscopes_die): Likewise.
306 * libdwP.h (__libdw_visit_scopes): Add imports argument.
307 * libdw_visit_scopes.c (__libdw_visit_scopes): Likewise. Add new
308 function imports_contains. Push and pop imports around walk_children
309 when processing DW_TAG_imported_unit.
311 2014-12-18 Ulrich Drepper <drepper@gmail.com>
313 * Makefile.am: Suppress output of textrel_check command.
315 2014-12-16 Mark Wielaard <mjw@redhat.com>
317 * dwarf_getsrclines.c (read_srclines): Check diridx is valid under
320 2014-12-16 Mark Wielaard <mjw@redhat.com>
322 * dwarf_getpubnames.c (dwarf_getpubnames): Make sure there is enough
323 space to read die offset.
325 2014-12-16 Mark Wielaard <mjw@redhat.com>
327 * dwarf_getsrclines.c (read_srclines): Correct overflow check for
330 2014-12-15 Mark Wielaard <mjw@redhat.com>
332 * dwarf_getpubnames.c (get_offsets): Make sure whole unit fall inside
333 section data. Set error to DWARF_E_NO_ENTRY if cnt is zero.
334 (dwarf_getpubnames): Make sure section data contains string zero
337 2014-12-16 Mark Wielaard <mjw@redhat.com>
339 * memory-access.h (__libdw_get_sleb128): Unroll the first step to help
340 the compiler optimize for the common single-byte case.
342 2014-12-15 Josh Stone <jistone@redhat.com>
344 * memory-access.h (__libdw_max_len_leb128): New.
345 (__libdw_get_uleb128): Use __libdw_max_len_leb128.
346 (__libdw_get_sleb128): Likewise.
348 2014-12-14 Mark Wielaard <mjw@redhat.com>
350 * cfi.c (execute_cfi): Add program bounds checks.
351 * dwarf_child.c (__libdw_find_attr): Add attrp bounds checks.
352 * dwarf_formblock.c (dwarf_formblock): Call get_uleb128 with endp.
353 * dwarf_formref.c (__libdw_formref): Add datap bounds checks.
354 * dwarf_formsdata.c (dwarf_formsdata): Likewise.
355 * dwarf_formudata.c (dwarf_formudata): Likewise.
356 * dwarf_frame_register.c (dwarf_frame_register): Call get_uleb128
357 with end of data buf.
358 * dwarf_getabbrev.c (__libdw_getabbrev): Add abbrevp bounds checks.
359 * dwarf_getabbrevattr.c (dwarf_getabbrevattr): Assume get_uleb128
360 call gets enough data.
361 * dwarf_getattrs,c (dwarf_getattrs): Call get_uleb128 with endp.
362 * dwarf_getlocation.c (store_implicit_value): Call get_uleb128
364 (__libdw_intern_expression): Call get_uleb128/get_sleb128 with
366 * dwarf_getmacros.c (get_table_for_offset): Add nforms bounds check.
367 * dwarf_getsrclines.c (read_srclines): Bounds check linep and call
368 get_uleb128 with lineendp.
369 * dwarf_hasattr.c (dwarf_hasattr): Bounds check attrp and call
370 get_uleb128 with endp.
371 * dwarf_next_cfi.c (dwarf_next_cfi): Bounds check bytes and call
372 get_uleb128/get_sleb128 with limit.
373 * encoded-value.h (read_encoded_value): Assume get_uleb128 and
374 get_sleb128 get called with enough data.
375 * fde.c (intern_fde): Call get_uleb128 with instructions_end.
376 * libdwP.h (__libdw_dieabbrev): Call get_uleb128 with die->cu->endp.
377 * libdw_form.c (__libdw_form_val_compute_len): Call get_uleb128 with
379 * memory-access.h (__libdw_get_uleb128): Take an extra endp.
380 Don't call get_uleb128_step if out of data.
381 (__libdw_get_sleb128): Likewise for get_sleb128_step.
383 2014-12-12 Mark Wielaard <mjw@redhat.com>
385 * libdwP.h (struct Dwarf): Add fake_loc_cu.
387 (DIE_OFFSET_FROM_CU_OFFSET): Don't use cu_data, use cu_sec_idx.
388 (__libdw_form_val_compute_len): Drop dbg and endp arguments.
389 (__libdw_form_val_len): Likewise.
390 * libdw_form.c (__libdw_form_val_compute_len): Likewise.
391 * libdw_findcu.c (__libdw_intern_next_unit): Don't use cu_data, use
392 the already found data buffer directly.
393 * dwarf_begin_elf.c (valid_p): Setup fake_loc_cu.
394 * dwarf_end.c (dwarf_end): Free fake_loc_cu.
395 * dwarf_child.c (__libdw_find_attr): Call __libdw_form_val_len with
397 * dwarf_getattrs.c (dwarf_getattrs): Likewise.
398 * dwarf_formblock.c (dwarf_formblock): Add bounds checking.
399 * dwarf_getlocation_attr.c (attr_form_cu): New function.
400 (dwarf_getlocation_attr): Use attr_form_cu to set result->cu.
401 (getlocation): Handle empty blocks immediately.
402 * dwarf_getlocation_implicit_pointer.c (empty_cu): New static var.
403 (__libdw_empty_loc_attr): Drop cu argument, use empty_cu.
404 (dwarf_getlocation_implicit_pointer): Call __libdw_empty_loc_attr with
406 * dwarf_getmacros.c (read_macros): Also setup startp and endp for
407 fake_cu. Call __libdw_form_val_len with just fake_cu.
408 * dwarf_formref_die.c (dwarf_formref_die): Don't use cu_data, get
409 datap and size directly from cu startp and endp.
411 2014-12-11 Mark Wielaard <mjw@redhat.com>
413 * libdw_findcu.c (__libdw_intern_next_unit): Sanity check offset.
415 2014-12-13 Mark Wielaard <mjw@redhat.com>
417 * dwarf_getaranges.c (compare_aranges): Make sure Dwarf_Addr
418 difference doesn't wrap around before returning as int.
420 2014-12-11 Josh Stone <jistone@redhat.com>
422 * dwarf_getsrclines.c (struct linelist): Add sequence.
423 (compare_lines): Take linelists, and break ties by sequence.
424 (read_srclines): Use linelists for sorting.
425 (read_srclines::add_new_line): Set sequence.
427 2014-12-10 Josh Stone <jistone@redhat.com>
429 * libdwP.h (Dwarf_CU): Add startp and endp boundaries.
430 * libdw_findcu.c (__libdw_intern_next_unit): Set startp and endp.
431 * dwarf_child.c (dwarf_child): Use cu->endp.
432 * dwarf_cuoffset.c (dwarf_cuoffset): Use cu->startp.
433 * dwarf_dieoffset.c (dwarf_dieoffset): Use cu->startp.
434 * dwarf_siblingof.c (dwarf_siblingof): Use both.
436 2014-12-10 Josh Stone <jistone@redhat.com>
438 * dwarf_hasattr.c (dwarf_hasattr): Just walk abbrev for presence.
440 2014-12-10 Josh Stone <jistone@redhat.com>
442 * libdwP.h (__libdw_dieabbrev): New die->abbrev lookup function.
443 * dwarf_child.c (__libdw_find_attr, dwarf_child): Use it.
444 * dwarf_getattrs.c (dwarf_getattrs): Likewise.
445 * dwarf_haschildren.c (dwarf_haschildren): Likewise.
446 * dwarf_tag.c (dwarf_tag): Likewise.
448 2014-12-04 Mark Wielaard <mjw@redhat.com>
450 * libdwP.h (__libdw_form_val_compute_len): Add endp argument.
451 (__libdw_form_val_len): Likewise and check len doesn't overflow.
452 * libdw_form.c (__libdw_form_val_compute_len): Likewise.
453 * dwarf_child.c (__libdw_find_attr): Call __libdw_form_val_len
455 * dwarf_getattrs.c (dwarf_getattrs): Likewise.
456 * dwarf_getmacros.c (read_macros): Likewise and check for errors.
458 2014-12-02 Petr Machata <pmachata@redhat.com>
460 * dwarf_getmacros.c (token_from_offset, offset_from_token): New
462 (do_dwarf_getmacros_die): Merge into dwarf_getmacros.
463 * libdw.h (DWARF_GETMACROS_START): New macro.
465 2014-11-27 Mark Wielaard <mjw@redhat.com>
467 * Makefile.am (libdw.so): Use textrel_check.
469 2014-11-27 Mark Wielaard <mjw@redhat.com>
471 * dwarf_getcfi_elf.c (getcfi_gnu_eh_frame): Initialize
472 search_table_entries and search_table_encoding.
474 2014-11-24 Mark Wielaard <mjw@redhat.com>
476 * dwarf_getsrclines.c (read_srclines): Check line_range is not zero
479 2014-11-23 Mark Wielaard <mjw@redhat.com>
481 * dwarf_attr.c (dwarf_attr): Check __libdw_find_attr return value.
482 * dwarf_hasattr.c (dwarf_hasattr): Likewise.
483 * dwarf_siblingof.c (dwarf_siblingof): Likewise.
485 2014-11-23 Mark Wielaard <mjw@redhat.com>
487 * dwarf_getabbrev.c (__libdw_getabbrev): Don't assert on bad DWARF.
488 Set libdw errno and return NULL.
490 2014-11-24 Mark Wielaard <mjw@redhat.com>
492 * dwarf.h (DW_LANG_C_plus_plus_11): Added.
493 (DW_LANG_C11): Likewise.
494 (DW_LANG_C_plus_plus_14): Likewise.
495 * dwarf_aggregate_size.c (array_size): Handle DW_LANG_C11,
496 DW_LANG_C_plus_plus_11, DW_LANG_C_plus_plus_14 and DW_LANG_Go
498 * dwarf_getfuncs.c (dwarf_getfuncs): Set c_cu to true for
501 2014-11-26 Mark Wielaard <mjw@redhat.com>
503 * dwarf.h (DW_AT_noreturn): Added.
505 2014-11-11 Mark Wielaard <mjw@redhat.com>
507 * dwarf_getsrclines.c (read_srclines): Do address_size comparison
508 explicitly as uint8_t.
509 (__libdw_getsrclines): Add internal_function to declaration.
511 2014-09-10 Petr Machata <pmachata@redhat.com>
513 * dwarf_macro_getparamcnt.c: New file.
514 * dwarf_macro_param.c: New file.
515 * dwarf_macro_getsrcfiles.c: New file.
516 * Makefile.am (libdw_a_SOURCES): Add the new files.
517 * libdwP.h (struct files_lines_s): New structure.
518 (DWARF_E_INVALID_OPCODE): New enumerator.
519 (struct Dwarf): New fields macro_ops, files_lines.
520 (Dwarf_Macro_Op_Proto, Dwarf_Macro_Op_Table): New structures for
521 keeping macro opcode prototypes in.
522 (Dwarf_Macro_s): Redefine from scratch.
523 (__libdw_getsrclines, __libdw_getcompdir, libdw_macro_nforms): New
525 * dwarf_error.c (errmsgs): Add a message for
526 DWARF_E_INVALID_OPCODE.
527 * dwarf_end.c (dwarf_end): Destroy struct Dwarf.macro_ops and
529 * libdw.h (dwarf_getmacros_off, dwarf_macro_getparamcnt)
530 (dwarf_macro_getsrcfiles, dwarf_macro_param): New public
532 * dwarf_getmacros.c (dwarf_getmacros_off): New function,
533 (get_offset_from, macro_op_compare, build_table)
534 (init_macinfo_table, get_macinfo_table, get_table_for_offset)
535 (cache_op_table, read_macros, gnu_macros_getmacros_off)
536 (macro_info_getmacros_off, do_dwarf_getmacros_die): New helper
538 (dwarf_getmacros): Adjust to dispatch to the new interfaces.
539 * dwarf_getsrclines.c (read_srclines): New function with guts
540 taken from dwarf_getsrclines.
541 (__libdw_getsrclines): Likewise.
542 (__libdw_getcompdir, files_lines_compare): New functions.
543 (dwarf_getsrclines): Make it dispatch to the new interfaces.
544 * dwarf_macro_param1.c (dwarf_macro_param1): Adjust to dispatch to
546 * dwarf_macro_param2.c (dwarf_macro_param2): Likewise.
547 * libdw.map (ELFUTILS_0.161): New. Add dwarf_getmacros_off,
548 dwarf_macro_getsrcfiles, dwarf_macro_getparamcnt, dwarf_macro_param.
550 2014-10-06 Mark Wielaard <mjw@redhat.com>
552 * Makefile.am (libdw_a_SOURCES): Add dwarf_peel_type.c.
553 * dwarf_aggregate_size.c (get_type): Use dwarf_peel_type.
554 (aggregate_size): Likewise. Add old and new version.
555 * dwarf_peel_type.c: New file.
556 * libdw.h (dwarf_peel_type): New function declaration.
557 * libdwP.h (dwarf_peel_type): New internal declaration.
558 * libdw.map (ELFUTILS_0.161): New section.
560 2014-10-15 Petr Machata <pmachata@redhat.com>
562 * libdwP.h (struct Dwarf_Files_s.cu): Drop field.
563 * dwarf_getsrclines.c (dwarf_getsrclines): Don't set it.
565 2014-10-05 Mark Wielaard <mjw@redhat.com>
567 * dwarf.h: Add DW_AT_GNU_deleted.
569 2014-10-02 Mark Wielaard <mjw@redhat.com>
571 * dwarf_aggregate_size.c (aggregate_size): Return CU address_size
572 for sizeless DW_TAG_pointer_type, DW_TAG_reference_type or
573 DW_TAG_rvalue_reference_type.
575 2014-09-12 Petr Machata <pmachata@redhat.com>
577 * memory-access.h (read_ubyte_unaligned_inc): Allow only 4- and
578 8-byte quantities. Consequently, rename to...
579 (read_addr_unaligned_inc): ... this.
580 (read_sbyte_unaligned_inc, read_ubyte_unaligned): Drop.
581 (read_sbyte_unaligned): Drop.
583 2014-09-10 Petr Machata <pmachata@redhat.com>
585 * dwarf_getlocation.c (attr_ok): Also accept
586 DW_AT_GNU_call_site_value, DW_AT_GNU_call_site_data_value,
587 DW_AT_GNU_call_site_target, DW_AT_GNU_call_site_target_clobbered.
589 2014-08-15 Mark Wielaard <mjw@redhat.com>
591 * dwarf_cu_die.c: New file.
592 * Makefile.am (libdw_a_SOURCES): Add dwarf_cu_die.c.
593 * libdw.h (dwarf_cu_die): New function declaration.
594 * libdw.map (ELFUTILS_0.160): Add dwarf_cu_die.
596 2014-08-15 Mark Wielaard <mjw@redhat.com>
598 * dwarf_cu_getdwarf.c: New file.
599 * Makefile.am (libdw_a_SOURCES): Add dwarf_cu_getdwarf.c.
600 * libdw.h (Dwarf_CU): New typedef.
601 (dwarf_cu_getdwarf): New function declaration.
602 * libdw.map (ELFUTILS_0.160): New. Add dwarf_cu_getdwarf.
604 2014-06-18 Mark Wielaard <mjw@redhat.com>
606 * dwarf.h: Remove DW_TAG_mutable_type.
608 2014-05-02 Mark Wielaard <mjw@redhat.com>
610 * libdwP.h (__check_build_id): Removed now unused.
612 2014-05-01 Mark Wielaard <mjw@redhat.com>
614 * libdwP.h (struct Dwarf): Remove free_alt.
615 * dwarf_end.c (dwarf_end): Don't check free_alt, don't end alt_dwarf.
616 * dwarf_setalt.c (dwarf_setalt): Don't check or set free_alt.
618 2014-04-30 Mark Wielaard <mjw@redhat.com>
620 * libdw.map (ELFUTILS_0.159): Add dwelf_elf_gnu_build_id.
622 2014-04-15 Florian Weimer <fweimer@redhat.com>
624 * dwarf_begin_elf.c (__check_build_id, try_debugaltlink)
625 (open_debugaltlink): Move to libdwfl.
626 (check_section): Do not locate alternate debuginfo.
628 2014-04-24 Florian Weimer <fweimer@redhat.com>
630 * libdw.map (ELFUTILS_0.159): Export dwelf_dwarf_gnu_debugaltlink.
632 2014-04-22 Florian Weimer <fweimer@redhat.com>
634 * dwarf_getalt.c, dwarf_setalt.c: New files.
635 * Makefile.am (libdw_a_SOURCES): Add them.
636 * libdw.h (dwarf_getalt, dwarf_setalt): Add function declarations.
637 * libdwP.h (dwarf_getalt, dwarf_setalt): Add internal function
639 * libdw.map (ELFUTILS_0.159): Export the two new functions.
641 2014-04-15 Florian Weimer <fweimer@redhat.com>
643 * libdwP.h (enum IDX_gnu_debugaltlink): New.
644 * dwarf_begin_elf.c (dwarf_scnnames): Increase string size and add
646 (check_section): Obtain .gnu_debugaltlink section from the
649 2014-04-11 Mark Wielaard <mjw@redhat.com>
651 * libdw.map (ELFUTILS_0.159): New. Add dwelf_elf_gnu_debuglink.
652 * Makefile.am (libdw.so): Depend on libdwelf_pic.a.
653 (libdwelf_objects): New variable.
654 (libdw_a_LIBADD): Add libdwelf objects.
656 2014-04-22 Mark Wielaard <mjw@redhat.com>
658 * memory-access.h (get_sleb128_step): Remove undefined behavior
659 of left shifting a signed value. Replace it with a multiplication.
661 2014-04-13 Mark Wielaard <mjw@redhat.com>
663 * Makefile.am: Remove !MUDFLAP conditions.
665 2014-04-09 Mark Wielaard <mjw@redhat.com>
667 * dwarf_begin_elf.c (check_section): Check for unsigned overflow
668 before calling malloc to uncompress data.
670 2014-03-03 Jan Kratochvil <jan.kratochvil@redhat.com>
672 Fix abort() on missing section headers.
673 * dwarf_begin_elf.c (check_section): Replace abort call by goto err.
674 New label err to return NULL.
676 2014-02-05 Josh Stone <jistone@redhat.com>
678 * dwarf_decl_file.c (dwarf_decl_file): Read the idx as unsigned.
679 * dwarf_decl_line.c (__libdw_attr_intval): Read the line/column as
680 unsigned. Change the range assert to DWARF_E_INVALID_DWARF.
682 2013-12-30 Mark Wielaard <mjw@redhat.com>
684 * libdw.map (ELFUTILS_0.158): Add dwfl_core_file_attach and
685 dwfl_linux_proc_attach.
687 2013-12-20 Mark Wielaard <mjw@redhat.com>
689 * libdw.map (ELFUTILS_0.158): Add dwfl_getthread_frames.
691 2013-12-18 Mark Wielaard <mjw@redhat.com>
693 * libdw.map (ELFUTILS_0.158): Remove dwfl_module_addrsym_elf and
694 dwfl_module_getsym_elf. Add dwfl_module_addrinfo and
695 dwfl_module_getsym_info.
697 2013-12-16 Mark Wielaard <mjw@redhat.com>
699 * libdw.map (ELFUTILS_0.158): Add dwfl_module_getsymtab_first_global.
701 2013-12-10 Josh Stone <jistone@redhat.com>
703 * memory-access.h (get_uleb128_rest_return): Removed.
704 (get_sleb128_rest_return): Removed.
705 (get_uleb128_step): Make this a self-contained block.
706 (get_sleb128_step): Ditto, and use a bitfield to extend signs.
707 (get_uleb128): Make this wholly implemented by __libdw_get_uleb128.
708 (get_sleb128): Make this wholly implemented by __libdw_get_sleb128.
709 (__libdw_get_uleb128): Simplify and inline for all callers.
710 (__libdw_get_sleb128): Ditto.
711 * dwarf_getlocation.c (store_implicit_value): Void the unused uleb128.
712 * memory-access.c: Delete file.
713 * Makefile.am (libdw_a_SOURCES): Remove it.
714 (DEFS): Remove the now unused -DIS_LIBDW.
716 2013-12-09 Josh Stone <jistone@redhat.com>
718 * libdw_form.c (__libdw_form_val_compute_len): Renamed function from
719 __libdw_form_val_len, now handling only non-constant form lengths.
720 * libdwP.h (__libdw_form_val_len): New inlined function.
722 2013-12-09 Mark Wielaard <mjw@redhat.com>
724 * dwarf_getlocation.c (__libdw_intern_expression): Handle empty
725 location expressions.
726 * dwarf_getlocation_attr.c (dwarf_getlocation_attr): When no
727 location found, return empty location expression.
728 * dwarf_getlocation_implicit_pointer.c
729 (dwarf_getlocation_implicit_pointer): Likewise.
730 (__libdw_empty_loc_attr): New internal function.
731 * libdwP.h (__libdw_empty_loc_attr): Define.
733 2013-11-27 Mark Wielaard <mjw@redhat.com>
735 * libdw.map (ELFUTILS_0.158): Add dwfl_module_addrsym_elf and
736 dwfl_module_getsym_elf.
738 2013-11-26 Mark Wielaard <mjw@redhat.com>
740 * libdw.map (ELFUTILS_0.156): Move dwfl_attach_state, dwfl_pid,
741 dwfl_thread_dwfl, dwfl_thread_tid, dwfl_frame_thread,
742 dwfl_thread_state_registers, dwfl_thread_state_register_pc,
743 dwfl_getthreads, dwfl_thread_getframes and dwfl_frame_pc to ...
744 (ELFUTILS_0.158): ... here.
746 2013-11-09 Mark Wielaard <mjw@redhat.com>
748 * dwarf_getaranges.c (dwarf_getaranges): Read segment_size and
749 check that it is zero.
751 2013-11-07 Jan Kratochvil <jan.kratochvil@redhat.com>
753 * cfi.h (struct Dwarf_Frame_s): Make the comment more specific.
754 * libdw.map (ELFUTILS_0.156): Add dwfl_attach_state, dwfl_pid,
755 dwfl_thread_dwfl, dwfl_thread_tid, dwfl_frame_thread,
756 dwfl_thread_state_registers, dwfl_thread_state_register_pc,
757 dwfl_getthreads, dwfl_thread_getframes and dwfl_frame_pc.
759 2013-11-01 Michael Forney <mforney@mforney.org>
761 * Makefile.am (libdwfl_objects): New definition.
762 (libdw_a_LIBADD): Use libdwfl_objects.
764 2013-11-01 Michael Forney <mforney@mforney.org>
766 * Makefile.am: Use READELF.
768 2013-10-30 Jan Kratochvil <jan.kratochvil@redhat.com>
770 * libdw.map (ELFUTILS_0.158): New.
772 2013-10-10 Mark Wielaard <mjw@redhat.com>
774 * dwarf_getfuncs.c (struct visitor_info): Rename start_offset to
775 start_addr and rename last_offset to last_addr. Now both void *.
776 (tree_visitor): Use start_add and die_addr instead of start_offset
778 (dwarf_getfuncs): Use last_addr instead of last_offset.
780 2013-10-06 Mark Wielaard <mjw@redhat.com>
782 * cfi.c (execute_cfi): Make sure DW_CFA_expression and
783 DW_CFA_val_expression are not used with abi_cfi.
785 2013-10-03 Josh Stone <jistone@redhat.com>
787 * dwarf_formref_die.c (dwarf_formref_die): Don't hash the sig8 here.
788 * libdw_findcu.c (__libdw_intern_next_unit): Since this never revisits
789 a unit, make sure to always hash the sig8 here, so none are missed.
791 2013-09-29 Mark Wielaard <mjw@redhat.com>
793 * dwarf_getlocation.c (store_implicit_value): Cast op->number2 to
794 uintptr_t before casting to char *.
795 (__libdw_intern_expression): Cast data to uintptr_t before casting
797 * dwarf_getlocation_attr.c (dwarf_getlocation_attr): Cast
798 op->number2 to uintptr_t before casting to char *.
800 2013-09-24 Josh Stone <jistone@redhat.com>
802 * libdw_visit_scopes.c (classify_die): Removed.
803 (may_have_scopes): New function to replace classify_die. There's no
804 need for full classification; just find tags that may contain scopes.
805 (__libdw_visit_scopes): Use a direct tag comparison for imported
806 units, and use may_have_scopes to test if recursion is needed.
808 2013-09-20 Mark Wielaard <mjw@redhat.com>
810 * dwarf_getfuncs.c (visitor_info): New struct.
811 (tree_visitor): New function.
812 (dwarf_getfuncs): Use __libdw_visit_scopes with tree_visitor.
813 * libdw.h (dwarf_getfuncs): Expand function documentation.
815 2013-09-12 Mark Wielaard <mjw@redhat.com>
817 * fde.c (intern_fde): Free fde and set libdw errno when start
818 or end could not be read.
820 2013-08-24 Mark Wielaard <mjw@redhat.com>
822 * dwarf_getlocation.c (store_implicit_value): Don't take data
823 as argument, get block data from op number2. Return false when
824 block data length and op number don't match up.
825 (__libdw_intern_expression): Store start of block for
826 DW_OP_implicit_value and DW_OP_GNU_entry_value instead of
827 relative data offset. Also store block start (including length)
828 for DW_OP_GNU_const_type. Don't pass data to store_implicit_value.
829 * dwarf_getlocation_attr.c: New file.
830 * dwarf_getlocation_die.c: Likewise.
831 * libdw.h (dwarf_getlocation_die): New function definition.
832 (dwarf_getlocation_attr): Likewise.
833 * libdwP.h: Declare internal dwarf_getlocation_die.
834 * libdw.map (ELFUTILS_0.157): Add dwarf_getlocation_die and
835 dwarf_getlocation_attr.
836 * Makefile.am (libdw_a_SOURCES): Add dwarf_getlocation_die.c and
837 dwarf_getlocation_attr.c.
839 2013-08-23 Mark Wielaard <mjw@redhat.com>
841 * dwarf_getlocation.c (attr_ok): Also accept DW_AT_segment.
842 (attr_base_address): New function.
843 (initial_offset_base): New function.
844 (getlocations_addr): New function. Taken from...
845 (dwarf_getlocation_addr): here. Use new initial_offset_base and
847 (dwarf_getlocations): New function.
848 * libdw.h (dwarf_getlocations): New function definition.
849 * libdw.map (ELFUTILS_0.157): New.
851 2013-07-02 Mark Wielaard <mjw@redhat.com>
853 * dwarf_getsrclines.c (dwarf_getsrclines): Add new stack allocation
854 limit MAX_STACK_ALLOC. After MAX_STACK_ALLOC lines use malloc in
855 NEW_LINE macro. Free malloced line records if any at the end.
857 2013-07-02 Mark Wielaard <mjw@redhat.com>
859 * dwarf_getcfi_elf.c (getcfi_shdr): Check sh_type == SHT_PROGBITS.
861 2013-06-26 Mark Wielaard <mjw@redhat.com>
863 * libdw_visit_scopes.c (__libdw_visit_scopes): Don't reject root
864 DIEs without children. Return an error whenever dwarf_child or
865 dwarf_siblingof return an error. Don't call recurse and increase
866 the depth for an imported unit. Walk the children of an imported
867 unit as if they are logical children of the parent root DIE.
869 2013-05-03 Mark Wielaard <mjw@redhat.com>
871 * dwarf_getsrclines.c (dwarf_getsrclines): Only set end_sequence
874 2013-04-28 Jan Kratochvil <jan.kratochvil@redhat.com>
876 * libdw.map (ELFUTILS_0.156): New.
878 2013-04-24 Mark Wielaard <mjw@redhat.com>
880 * Makefile.am: Use AM_CPPFLAGS instead of INCLUDES.
882 2013-04-10 Mark Wielaard <mjw@redhat.com>
884 * dwarf_formref_die.c (dwarf_formref_die): Reference size is only
885 equal to address size when we have a DW_FORM_ref_addr for DWARF
888 2013-03-25 Mark Wielaard <mjw@redhat.com>
890 * dwarf_getsrclines.c (dwarf_getsrclines): Mark highest address as
893 2013-03-12 Mark Wielaard <mjw@redhat.com>
895 * dwarf_getsrcfiles.c (dwarf_getsrcfiles): Allow DW_TAG_partial_unit.
896 * dwarf_getsrclines.c (dwarf_getsrclines): Likewise.
898 2013-02-15 Mark Wielaard <mjw@redhat.com>
900 * dwarf_formstring.c (dwarf_formstring): Check dbg_ret->sectiondata,
901 not dbg->sectiondata.
903 2013-01-07 Roland McGrath <roland@hack.frob.com>
906 [ALLOW_UNALIGNED] (read_8ubyte_unaligned_noncvt): New macro.
907 [!ALLOW_UNALIGNED] (read_8ubyte_unaligned_noncvt): New inline function.
909 2012-12-18 Mark Wielaard <mjw@redhat.com>
911 * dwarf_begin_elf.c (valid_p): Call Dwarf_Sig8_Hash_free if invalid.
912 (check_section): Likewise on error.
913 (scngrp_read): Likewise.
914 (dwarf_begin_elf): Likewise.
916 2012-10-09 Petr Machata <pmachata@redhat.com>
918 * dwarf_getlocation.c (__libdw_intern_expression): Handle
919 DW_OP_GNU_parameter_ref, DW_OP_GNU_convert, DW_OP_GNU_reinterpret,
920 DW_OP_GNU_regval_type, DW_OP_GNU_entry_value,
921 DW_OP_GNU_deref_type, DW_OP_GNU_const_type.
923 2012-10-08 Jan Kratochvil <jan.kratochvil@redhat.com>
925 * cfi.c: New include system.h.
926 (execute_cfi) (enough_registers): Clear new memory after realloc.
928 2012-10-08 Jan Kratochvil <jan.kratochvil@redhat.com>
930 * fde.c (__libdw_find_fde): Change <fde != NULL> to likely. Return
931 DWARF_E_NO_MATCH if .eh_frame_hdr points to FDE which is too short for
934 2012-10-08 Jan Kratochvil <jan.kratochvil@redhat.com>
936 * dwarf_getlocation.c (__libdw_intern_expression) <cfap>: Make new
937 loclist element DW_OP_call_frame_cfa before decoding the opcodes.
938 Remove the later DW_OP_call_frame_cfa push to RESULT.
940 2012-10-08 Jan Kratochvil <jan.kratochvil@redhat.com>
943 * fde.c (binary_search_fde): Remove always true <address >= start>
944 conditional. Move L initialization upwards.
946 2012-08-24 Mark Wielaard <mjw@redhat.com>
948 * dwarf_begin_elf.c (check_section): Only probe for dwz multi files
949 when ENABLE_DWZ is defined.
950 * libdwP.h (__check_build_id): Only declare when ENABLE_DWZ is
953 2012-08-16 Mark Wielaard <mjw@redhat.com>
955 * Makefile.am (EXTRA_DIST): Add known-dwarf.h.
956 * dwarf.h (DW_LANG_Go): Update comment.
957 (DW_LANG_Mips_Assembler): Likewise.
959 2012-06-27 Mark Wielaard <mjw@redhat.com>
961 * dwarf.h: Add DW_FORM_GNU_ref_alt and DW_FORM_GNU_strp_alt.
962 * dwarf_begin.c (dwarf_begin): Add INTDEF.
963 * dwarf_begin_elf.c (__check_build_id): New internal_function.
964 (try_debugaltlink): New function.
965 (open_debugaltlink): Likewise.
966 (check_section): Try open_debugaltlink for .gnu_debugaltlink.
967 * dwarf_end.c (dwarf_end): Free the alternative Dwarf descriptor if
969 * dwarf_error.c (errmsgs): Add DWARF_E_NO_ALT_DEBUGLINK.
970 * dwarf_formref.c (__libdw_formref): Using DW_FORM_GNU_ref_alt
972 * dwarf_formref_die.c (dwarf_formref_die): Handle DW_FORM_GNU_ref_alt.
973 * dwarf_formstring.c (dwarf_formstring): Handle DW_FORM_GNU_strp_alt.
974 * dwarf_formudata.c (__libdw_formptr): Adjust __libdw_read_offset
976 * dwarf_getpubnames.c (get_offsets): Adjust __libdw_read_offset call.
977 * libdwP.h: Add DWARF_E_NO_ALT_DEBUGLINK.
978 (struct Dwarf): Add alt_dwarf and free_alt fields.
979 (__libdw_read_offset): Add dbg_ret argument, use to check with
980 __libdw_offset_in_section.
981 (__check_build_id): New function declaration.
982 (dwarf_begin): Define as INTDECL.
983 * libdw_form.c (__libdw_form_val_len): Handle DW_FORM_GNU_ref_alt
984 and DW_FORM_GNU_strp_alt.
986 2012-07-19 Mark Wielaard <mjw@redhat.com>
988 * dwarf.h: Add DW_OP_GNU_parameter_ref.
990 2012-07-24 Mark Wielaard <mjw@redhat.com>
992 * dwarf.h: Correct spelling of DW_LANG_ObjC.
993 * dwarf_aggregate_size.c (array_size): Use correct spelling of
996 2012-07-24 Mark Wielaard <mjw@redhat.com>
998 * dwarf.h: Add DW_ATE_UTF.
1000 2012-06-27 Mark Wielaard <mjw@redhat.com>
1002 * dwarf.h: Add DW_MACRO_GNU .debug_macro type encodings.
1004 2012-06-26 Mark Wielaard <mjw@redhat.com>
1006 * libdwP.h: Add IDX_debug_macro.
1007 * dwarf.h: Add DW_AT_GNU_macros.
1008 * dwarf_begin_elf.c (dwarf_scnnames): Add .debug_macro.
1009 * dwarf_formudata.c (dwarf_formudata): Recognize DW_AT_GNU_macros.
1011 2012-04-27 Mark Wielaard <mjw@redhat.com>
1013 * libdw/dwarf_highpc.c (dwarf_highpc): Handle DW_AT_high_pc being
1014 a constant offset from DW_AT_low_pc.
1016 2012-03-19 Tom Tromey <tromey@redhat.com>
1018 * libdw_findcu.c (findcu_cb): Move earlier.
1019 (__libdw_intern_next_unit): Add new CU to search tree here...
1020 (__libdw_findcu): ... not here.
1022 2012-01-31 Mark Wielaard <mjw@redhat.com>
1024 * dwarf_formudata.c (dwarf_formudata): Handle DW_FORM_sec_offset.
1026 2011-11-31 Mark Wielaard <mjw@redhat.com>
1028 * Makefile.am (known-dwarf.h): Run gawk on config/known-dwarf.awk.
1030 2011-07-14 Mark Wielaard <mjw@redhat.com>
1032 * libdw.h (dwarf_offdie): Fix documentation to mention .debug_info.
1034 2011-05-16 Jakub Jelinek <jakub@redhat.com>
1036 * dwarf.h (DW_OP_GNU_const_type, DW_OP_GNU_regval_type,
1037 DW_OP_GNU_deref_type, DW_OP_GNU_convert, DW_OP_GNU_reinterpret):
1040 2011-04-26 Mark Wielaard <mjw@redhat.com>
1042 * dwarf_child (dwarf_child): Sanity check end of section against
1043 cu_data () of die->cu.
1045 2011-03-22 Mark Wielaard <mjw@redhat.com>
1047 * dwarf.h: Add DW_TAG_GNU_call_site,
1048 DW_TAG_GNU_call_site_parameter,
1049 DW_AT_GNU_call_site_value,
1050 DW_AT_GNU_call_site_data_value,
1051 DW_AT_GNU_call_site_target,
1052 DW_AT_GNU_call_site_target_clobbered,
1053 DW_AT_GNU_tail_call,
1054 DW_AT_GNU_all_tail_call_sites,
1055 DW_AT_GNU_all_call_sites,
1056 DW_AT_GNU_all_source_call_sites,
1057 and DW_OP_GNU_entry_value.
1059 2011-03-10 Petr Machata <pmachata@redhat.com>
1061 * libdw/dwarf_tag.c (__libdw_findabbrev): Reject requests for
1062 abbreviation with code 0.
1064 2011-03-09 Petr Machata <pmachata@redhat.com>
1066 * libdw/dwarf_child.c (dwarf_child): Check for section overrun.
1068 2011-02-23 Roland McGrath <roland@redhat.com>
1070 * libdwP.h (struct Dwarf) [USE_ZLIB]: New member sectiondata_gzip_mask.
1071 Declare __libdw_free_zdata.
1072 * dwarf_end.c [USE_ZLIB] (__libdw_free_zdata): New function.
1073 (dwarf_end): Call it.
1075 * dwarf_begin_elf.c (valid_p): Likewise.
1076 (check_section, scngrp_read): Likewise.
1077 (check_section) [USE_ZLIB]: Grok .z* flavors of sections.
1079 2010-10-13 Roland McGrath <roland@redhat.com>
1081 * dwarf.h: Add DW_LANG_Go.
1083 2010-10-05 Roland McGrath <roland@redhat.com>
1085 * dwarf_getaranges.c: Use malloc rather than alloca,
1086 since the total number of elements can be quite huge.
1088 2010-07-26 Roland McGrath <roland@redhat.com>
1090 * dwarf_getlocation_implicit_pointer.c: New file.
1091 * Makefile.am (libdw_a_SOURCES): Add it.
1092 * libdw.map (ELFUTILS_0.149): New set.
1093 Add dwarf_getlocation_implicit_pointer.
1094 * libdw.h: Declare it.
1096 * dwarf_offdie.c (do_offdie): Renamed to __libdw_offdie, made global.
1097 (dwarf_offdie, dwarf_offdie_types): Update callers.
1098 * libdwP.h: Declare it.
1100 * dwarf.h: Add DW_OP_GNU_implicit_pointer.
1101 * dwarf_getlocation.c (__libdw_intern_expression): Handle it.
1103 2010-08-24 Roland McGrath <roland@redhat.com>
1105 * libdw.map (ELFUTILS_0.149): New set. Add dwfl_dwarf_line.
1107 2010-07-27 Roland McGrath <roland@redhat.com>
1109 * dwarf_formref_die.c: Fix sig8 hash insertion.
1111 2010-06-23 Roland McGrath <roland@redhat.com>
1113 * cfi.c (dwarf_cfi_validate_fde): Function removed.
1114 * libdw.h: Remove it.
1115 * libdw.map: Likewise.
1117 2010-06-22 Roland McGrath <roland@redhat.com>
1119 * dwarf_getlocation.c (check_constant_offset): data[48] are constant.
1121 * dwarf_getsrclines.c: Fix signed comparison warning in extended
1124 2010-06-21 Roland McGrath <roland@redhat.com>
1126 * dwarf.h: Add DW_TAG_GNU_* constants.
1128 * memory-access.h (get_sleb128_rest_return): Fix sign extension for
1131 2010-06-20 Roland McGrath <roland@redhat.com>
1133 * libdw_findcu.c (__libdw_findcu): Take new flag argument,
1134 to search TUs instead of CUs.
1135 * libdwP.h: Update decl.
1136 (struct Dwarf): New member tu_tree.
1137 * dwarf_end.c (dwarf_end): Clean up tu_tree.
1138 * dwarf_offdie.c (do_offdie): New function, broken out of ...
1139 (dwarf_offdie): ... here.
1140 (dwarf_offdie_types): New function.
1141 * libdw.h: Declare it.
1142 * libdw.map (ELFUTILS_0.148): Add it.
1144 * libdwP.h (CUDIE): Use cu_data.
1145 * dwarf_formblock.c: Likewise.
1146 * dwarf_formref_die.c: Likewise.
1147 * dwarf_diecu.c: Use CUDIE macro.
1148 * dwarf_formaddr.c: Use cu_sec_idx.
1150 2010-06-16 Roland McGrath <roland@redhat.com>
1152 * dwarf_formref_die.c: Use dwarf_offdie only for DW_FORM_ref_addr, so
1153 we don't repeat a CU lookup we've already done. Handle
1154 DW_FORM_ref_sig8 using sig8_hash table and __libdw_intern_next_unit.
1156 * libdw_findcu.c (__libdw_intern_next_unit): New function,
1158 (__libdw_findcu): ... here. Call it.
1159 * libdwP.h: Declare it.
1160 (struct Dwarf): New member next_tu_offset.
1162 * dwarf_sig8_hash.c: New file.
1163 * dwarf_sig8_hash.h: New file.
1164 * Makefile.am (libdw_a_SOURCES, noinst_HEADERS): Add them.
1165 * dwarf_abbrev_hash.c: Include dwarf_sig8_hash.h before
1167 * libdwP.h (struct Dwarf): New member sig8_hash.
1168 * dwarf_begin_elf.c: Call Dwarf_Sig8_Hash_init on it.
1169 * dwarf_end.c: Call Dwarf_Sig8_Hash_free on it.
1171 * dwarf_nextcu.c (dwarf_next_unit): New function, broken out of ...
1172 (dwarf_nextcu): ... here. Call it.
1173 * libdw.h: Declare it.
1174 * libdwP.h: Add INTDECL.
1175 * libdw_findcu.c (__libdw_findcu): Use it instead of dwarf_nextcu.
1176 * libdw.map (ELFUTILS_0.148): New set, add dwarf_next_unit.
1178 * libdwP.h (cu_sec_idx, cu_data): New functions.
1179 Use .debug_types when CU is a TU.
1180 * dwarf_cuoffset.c: Use that instead of assuming IDX_debug_info.
1181 * dwarf_siblingof.c: Likewise.
1182 * dwarf_formstring.c: Likewise.
1183 * dwarf_formudata.c (__libdw_formptr, dwarf_formudata): Likewise.
1184 * dwarf_getlocation.c (dwarf_getlocation): Likewise.
1185 (dwarf_getlocation_addr): Likewise.
1187 * libdwP.h (struct Dwarf_CU): Add new members type_offset, type_sig8.
1188 (DIE_OFFSET_FROM_CU_OFFSET): Take flag argument; if true, compute
1189 .debug_types header size instead of .debug_info header size.
1191 * dwarf_diecu.c: Update caller.
1192 * dwarf_getaranges.c: Likewise.
1193 * dwarf_nextcu.c: Likewise.
1194 * libdw_findcu.c (__libdw_findcu): Initialize new members.
1196 * fde.c (fde_by_offset): Renamed to ...
1197 (__libdw_fde_by_offset): ... this, made global and internal_function.
1198 Don't take ADDRESS argument.
1199 (__libdw_find_fde): Update caller. Do address sanity check here.
1200 * cfi.h: Declare __libdw_fde_by_offset.
1201 * cfi.c (dwarf_cfi_validate_fde): New function.
1202 * libdw.h: Declare it.
1203 * libdw.map (ELFUTILS_0.148): Add it.
1205 * cie.c (intern_new_cie): Canonicalize DW_EH_PE_absptr FDE encoding to
1206 either DW_EH_PE_udata8 or DW_EH_PE_udata4.
1208 * encoded-value.h (read_encoded_value): Handle DW_EH_PE_indirect.
1209 Don't assume DW_EH_PE_aligned refers to native address size.
1211 * cfi.c (execute_cfi): Barf on CIE initial instructions changing the
1214 2010-06-17 Roland McGrath <roland@redhat.com>
1216 * libdwP.h (struct Dwarf_Line_s): Add members isa, discriminator, and
1218 * dwarf_getsrclines.c (dwarf_getsrclines): Move NEW_FILE macro guts
1219 into an inner inline function. Set new fields. Check all fields for
1220 overflow when setting.
1221 * dwarf_lineisa.c: New file.
1222 * dwarf_linediscriminator.c: New file.
1223 * dwarf_lineop_index.c: New file.
1224 * Makefile.am (libdw_a_SOURCES): Add them.
1225 * libdw.map (ELFUTILS_0.148): Add them.
1226 * libdw.h: Declare them.
1228 2010-06-16 Roland McGrath <roland@redhat.com>
1230 * dwarf_next_cfi.c: Fix version 4 return_address_register decoding.
1232 * fde.c (fde_by_offset): Renamed to ...
1233 (__libdw_fde_by_offset): ... this, made global and internal_function.
1234 Don't take ADDRESS argument.
1235 (__libdw_find_fde): Update caller. Do address sanity check here.
1236 * cfi.h: Declare __libdw_fde_by_offset.
1237 * cfi.c (dwarf_cfi_validate_fde): New function.
1238 * libdw.h: Declare it.
1239 * libdw.map (ELFUTILS_0.148): Add it.
1241 * cie.c (intern_new_cie): Canonicalize DW_EH_PE_absptr FDE encoding to
1242 either DW_EH_PE_udata8 or DW_EH_PE_udata4.
1244 * encoded-value.h (read_encoded_value): Handle DW_EH_PE_indirect.
1245 Don't assume DW_EH_PE_aligned refers to native address size.
1247 * cfi.c (execute_cfi): Barf on CIE initial instructions changing the
1250 2010-06-15 Roland McGrath <roland@redhat.com>
1252 * dwarf_formref.c (__libdw_formref): Diagnose DW_FORM_ref_sig8 like
1254 * dwarf_formref_die.c (dwarf_formref_die): Diagnose it the same way
1255 here, since we don't support it yet.
1257 * dwarf_next_cfi.c: Handle version 4 format.
1259 * dwarf_getsrclines.c: Handle version 4 format.
1261 2010-06-01 Roland McGrath <roland@redhat.com>
1263 * libdwP.h: Remove unused IDX_debug_*names, add IDX_debug_types.
1264 * dwarf_begin_elf.c (dwarf_scnnames): Likewise.
1266 * libdwP.h (CIE_VERSION): Remove unused macro.
1268 * dwarf_getsrclines.c: Fix version field test.
1269 * libdwP.h (DWARF_VERSION): Remove useless macro.
1271 * dwarf_formudata.c (__libdw_formptr): Fix DW_FORM_sec_offset handling.
1273 * dwarf_formblock.c (dwarf_formblock): Handle DW_FORM_exprloc.
1275 * libdw_findcu.c (__libdw_findcu): Accept version 4.
1277 2010-05-31 Mark Wielaard <mjw@redhat.com>
1279 * cfi.h (dwarf_cfi_cie_p): Move definition from here, to ..
1280 * libdw.h (dwarf_cfi_cie_p): ... here.
1282 2010-05-31 Mark Wielaard <mjw@redhat.com>
1284 * dwarf.h: Fix DW_LANG_Python constant.
1286 2010-05-28 Eduardo Santiago <santiago@redhat.com>
1288 * dwarf_getlocation.c (dwarf_getlocation): Do attr_ok check first
1291 2010-05-27 Roland McGrath <roland@redhat.com>
1293 * dwarf.h: Add DW_AT_enum_class, DW_AT_linkage_name,
1294 DW_TAG_template_alias, DW_LANG_Python, DW_LNE_set_discriminator.
1296 2010-05-08 Roland McGrath <roland@redhat.com>
1298 * dwarf_getlocation.c (__libdw_intern_expression): Take new argument
1299 REF_SIZE. Use that to handle DW_OP_call_ref correctly.
1300 (getlocation): Update caller.
1301 * dwarf_frame_cfa.c (dwarf_frame_cfa): Likewise.
1302 * dwarf_frame_register.c (dwarf_frame_register): Likewise.
1303 * libdwP.h: Update decl.
1305 2010-04-26 Roland McGrath <roland@redhat.com>
1307 * cfi.h (struct Dwarf_Frame_s): Add cfa_invalid alternative in cfa_rule.
1308 * cfi.c (execute_cfi): Set that instead of doing cfi_assert for
1309 DW_CFA_def_cfa_{offset*,register} when a non-offset rule is in force.
1310 * dwarf_frame_cfa.c (dwarf_frame_cfa): Handle cfa_invalid.
1312 * dwarf_getlocation.c (__libdw_intern_expression): Take new arg CFAP.
1313 Prepend DW_OP_call_frame_cfa if true.
1314 (getlocation): Update caller.
1315 * dwarf_frame_cfa.c (dwarf_frame_cfa): Likewise.
1316 * dwarf_frame_register.c (dwarf_frame_register): Likewise.
1317 * libdwP.h: Update decl.
1319 2010-04-22 Roland McGrath <roland@redhat.com>
1321 * cfi.c (execute_cfi): Never return without cleanup.
1323 (cie_cache_initial_state): Adjust caller to expect that free.
1324 (__libdw_frame_at_address): Likewise.
1326 2010-03-10 Roland McGrath <roland@redhat.com>
1328 * libdw.map (ELFUTILS_0.146): New set. Add dwfl_core_file_report.
1330 2010-02-15 Roland McGrath <roland@redhat.com>
1332 * Makefile.am: Use config/eu.am for common stuff.
1334 2010-02-02 Mark Wielaard <mjw@redhat.com>
1336 * fde.c (intern_fde): Fix length check for sized_augmentation_data.
1338 2010-01-07 Roland McGrath <roland@redhat.com>
1340 * dwarf_getcfi_elf.c (getcfi_phdr): Use elf_getphdrnum.
1342 2010-01-05 Roland McGrath <roland@redhat.com>
1344 * dwarf_aggregate_size.c: New file.
1345 * Makefile.am (libdw_a_SOURCES): Add it.
1346 * libdw.h: Declare it.
1347 * libdwP.h: Add INTDECL.
1348 * libdw.map (ELFUTILS_0.144): New set. Add dwarf_aggregate_size.
1350 * dwarf_srclang.c: Add INTDEF.
1351 * libdwP.h: Add INTDECL.
1353 * dwarf.h: Add some more DW_AT_GNU_* types from gcc.
1355 * dwarf.h: Add DW_AT_GNU_vector, DW_AT_GNU_template_name.
1357 2009-11-21 Roland McGrath <roland@redhat.com>
1359 * dwarf_getlocation.c (check_constant_offset): Return 1 for all
1362 2009-10-15 Roland McGrath <roland@redhat.com>
1364 * libdw_form.c (__libdw_form_val_len): Grok DW_FORM_sec_offset,
1365 DW_FORM_exprloc, DW_FORM_flag_present, and DW_FORM_ref_sig8.
1367 2009-09-17 Roland McGrath <roland@redhat.com>
1369 * dwarf_getlocation.c (dwarf_getlocation_implicit_value): Make OP
1370 argument a pointer to const.
1371 * libdw.h: Update decl.
1373 2009-09-10 Roland McGrath <roland@redhat.com>
1375 * dwarf_getlocation.c (store_implicit_value): New function.
1376 (__libdw_intern_expression): Use it, handle DW_OP_implicit_value.
1377 (dwarf_getlocation_implicit_value): New function.
1378 * libdw.h: Declare it.
1379 * libdw.map (ELFUTILS_0.143): Add it.
1381 2009-09-09 Mark Wielaard <mjw@redhat.com>
1383 * dwarf_getcfi.c (dwarf_getcfi): Clear cfi->ebl.
1385 2009-08-21 Josh Stone <jistone@redhat.com>
1387 * dwarf_hasattr_integrate.c: Integrate DW_AT_specification too.
1389 2009-08-10 Roland McGrath <roland@redhat.com>
1391 * dwarf_getscopevar.c: Use dwarf_diename.
1393 2009-08-09 Roland McGrath <roland@redhat.com>
1395 * libdw.map (ELFUTILS_0.143): New version set,
1396 inherits from ELFUTILS_0.142.
1397 * dwarf_arrayorder.c: Use OLD_VERSION and NEW_VERSION to define an
1398 alias in the ELFUTILS_0.122 version set and the default in the new set.
1399 * dwarf_srclang.c: Likewise.
1400 * dwarf_decl_file.c: Likewise.
1401 * dwarf_decl_line.c: Likewise.
1402 * dwarf_decl_column.c: Likewise.
1403 * dwarf_bytesize.c: Likewise.
1404 * dwarf_bitsize.c: Likewise.
1405 * dwarf_bitoffset.c: Likewise.
1407 2009-08-07 Roland McGrath <roland@redhat.com>
1409 * dwarf_arrayorder.c: Use dwarf_attr_integrate.
1410 * dwarf_srclang.c: Likewise.
1411 * dwarf_decl_file.c: Likewise.
1412 * dwarf_decl_line.c (__libdw_attr_intval): Likewise.
1413 * dwarf_bytesize.c: Likewise.
1414 * dwarf_bitsize.c: Likewise.
1415 * dwarf_bitoffset.c: Likewise.
1417 2009-07-22 Roland McGrath <roland@redhat.com>
1419 * dwarf_frame_cfa.c: Change calling convention.
1420 * libdw.h: Update decl.
1422 * dwarf_frame_register.c: Change calling/return-value convention for
1423 value-only results and undefined/same_value.
1424 * libdw.h: Update decl.
1426 * dwarf_getlocation.c (__libdw_intern_expression): Take new bool
1427 argument, append DW_OP_stack_value if set. Don't take NOPS argument,
1428 return that value instead.
1429 (getlocation): Update caller.
1430 * dwarf_frame_cfa.c: Likewise.
1431 * libdwP.h: Update decl.
1433 2009-07-21 Roland McGrath <roland@redhat.com>
1435 * dwarf_getsrc_file.c: Ignore a CU that just has no DW_AT_stmt_list.
1436 Fix loop iteration after skipping a bogus or useless CU.
1438 * dwarf_entry_breakpoints.c: Handle 0 dwarf_errno () as harmless
1439 absence, not DWARF_E_NO_DEBUG_LINE.
1441 2009-07-20 Roland McGrath <roland@redhat.com>
1443 * dwarf_getlocation.c (__libdw_intern_expression):
1444 Handle DW_OP_stack_value.
1446 2009-07-16 Roland McGrath <roland@redhat.com>
1448 * dwarf_formudata.c (__libdw_formptr): Handle DW_FORM_sec_offset,
1449 reject others when CU's version > 3.
1451 * dwarf_formflag.c: Handle DW_FORM_flag_present.
1453 * dwarf.h: Add DW_OP_{implicit,stack}_value from DWARF 4 draft.
1454 Also DW_TAG_type_unit and DW_TAG_rvalue_reference_type.
1455 Also DW_AT_signature, DW_AT_main_subprogram, DW_AT_data_bit_offset,
1456 and DW_AT_const_expr.
1457 Also DW_FORM_sec_offset, DW_FORM_exprloc, DW_FORM_flag_present,
1458 and DW_FORM_ref_sig8.
1460 2009-07-15 Roland McGrath <roland@redhat.com>
1462 * dwarf_getlocation.c: Grok DW_OP_form_tls_address,
1463 DW_OP_GNU_push_tls_address, and DW_OP_bit_piece.
1465 2009-07-13 Roland McGrath <roland@redhat.com>
1467 * dwarf_getlocation.c: Grok DW_OP_call_frame_cfa.
1469 2009-07-08 Roland McGrath <roland@redhat.com>
1471 * libdw.map (ELFUTILS_0.142): Add dwfl_module_dwarf_cfi,
1474 * libdwP.h (struct Dwarf): Add member `cfi'.
1475 * dwarf_end.c (dwarf_end): Call __libdw_destroy_frame_cache on it.
1476 * dwarf_getcfi.c: New file.
1477 * dwarf_getcfi_elf.c: New file.
1478 * dwarf_cfi_end.c: New file.
1479 * dwarf_cfi_addrframe.c: New file.
1480 * dwarf_frame_cfa.c: New file.
1481 * dwarf_frame_register.c: New file.
1482 * dwarf_frame_return_address_register.c: New file.
1483 * Makefile.am (libdw_a_SOURCES): Add them.
1484 * unwind.h: Declare those functions.
1485 * libdw.map (ELFUTILS_0.142): Export them.
1487 * dwarf_getlocation.c (__libdw_intern_expression): New function,
1489 (getlocation): ... here, call it.
1490 * libdwP.h: Declare it.
1494 * frame-cache.c: New file.
1497 * encoded-value.h: New file.
1498 * Makefile.am (libdw_a_SOURCES, noinst_HEADERS): Add them.
1499 * libdwP.h: Add DWARF_E_INVALID_CFI to errors enum.
1500 * dwarf_error.c (errmsgs): Add element for it.
1502 * dwarf_next_cfi.c: New file.
1503 * Makefile.am (libdw_a_SOURCES): Add it.
1504 * libdw.h (Dwarf_CIE, Dwarf_FDE, Dwarf_CIE_Entry): New types.
1505 Declare dwarf_next_cfi.
1506 * libdw.map (ELFUTILS_0.142): New set, inherits from ELFUTILS_0.136.
1509 * memory-access.h [! ALLOW_UNALIGNED]
1510 (read_2ubyte_unaligned): Renamed to ...
1511 (read_2ubyte_unaligned_1): ... this. Take bool rather than Dwarf *.
1512 (read_2ubyte_unaligned): Define as macro passing dbg->other_byte_order.
1513 (read_2sbyte_unaligned): Likewise.
1514 (read_4ubyte_unaligned): Likewise.
1515 (read_4sbyte_unaligned): Likewise.
1516 (read_8ubyte_unaligned): Likewise.
1517 (read_8sbyte_unaligned): Likewise.
1519 * libdwP.h (IDX_eh_frame): Remove it.
1520 * dwarf_begin_elf.c (dwarf_scnnames): Remove its element.
1522 2009-07-08 Roland McGrath <roland@redhat.com>
1524 * libdwP.h (struct Dwarf_Line_s): Reorder members to pack better.
1526 * dwarf_getlocation.c (check_constant_offset): New function.
1527 (dwarf_getlocation, dwarf_getlocation_addr): Call it to
1528 handle DW_AT_data_member_location of data[48] as constant offset.
1530 2009-06-18 Roland McGrath <roland@redhat.com>
1532 * libdwP.h (__libdw_read_address_inc): Constify.
1533 (__libdw_read_offset_inc): Likewise.
1534 * dwarf_getaranges.c: Likewise.
1535 * dwarf_getlocation.c: Likewise.
1536 * dwarf_getsrclines.c: Likewise.
1537 * dwarf_nextcu.c: Likewise.
1539 2009-05-05 Petr Machata <pmachata@redhat.com>
1541 * libdwP.h (__libdw_formptr): Declare new function.
1542 * dwarf_formudata.c: Implement it here.
1543 * dwarf_getlocation.c (dwarf_getlocation_addr):
1544 Call it instead of hand-rolled offset handling code.
1545 * dwarf_getsrclines.c (dwarf_getsrclines): Likewise.
1546 * dwarf_ranges.c (dwarf_ranges): Likewise.
1548 2009-05-04 Petr Machata <pmachata@redhat.com>
1550 * libdwP.h (__libdw_read_begin_end_pair_inc): Declare new function.
1551 * dwarf_ranges.c: Implement it here.
1552 (dwarf_ranges): Call it.
1553 * dwarf_getlocation.c (dwarf_getlocation_addr): Call it also here.
1555 2009-04-23 Petr Machata <pmachata@redhat.com>
1557 * dwarf_formaddr.c (dwarf_formaddr): Call __libdw_read_* instead
1558 of read_*ubyte_unaligned.
1559 * dwarf_formref_die.c (dwarf_formref_die): Likewise.
1560 * dwarf_formstring.c (dwarf_formstring): Likewise.
1561 * dwarf_formudate.c (dwarf_formudata): Likewise.
1562 * dwarf_getaranges.c (dwarf_getaranges): Likewise.
1563 * dwarf_getlocation.c (dwarf_getlocation_addr): Likewise.
1564 * dwarf_getpubnames.c (get_offsets): Likewise.
1565 * dwarf_nextcu.c (dwarf_nextcu): Likewise.
1567 2009-04-23 Petr Machata <pmachata@redhat.com>
1569 * libdwP.h (__libdw_read_addr_inc, __libdw_read_off_inc,
1570 __libdw_read_addr, __libdw_read_off): Add four new internal
1573 2009-05-07 Roland McGrath <roland@redhat.com>
1575 * dwarf_getmacros.c (dwarf_getmacros): Use absolute section offset in
1576 return value and OFFSET argument, not CU-relative. Only fetch the
1577 attribute data when called with OFFSET of 0.
1579 2009-05-07 Petr Machata <pmachata@redhat.com>
1581 * dwarf_getmacros.c (dwarf_getmacros): Take into account offset in
1582 DW_AT_macro_info attribute of CU DIE.
1584 2009-04-15 Roland McGrath <roland@redhat.com>
1586 * dwarf.h (DW_CIE_ID): Removed.
1587 (DW_CIE_ID_32, DW_CIE_ID_64): New constants replace it.
1589 2009-04-01 Roland McGrath <roland@redhat.com>
1591 * dwarf.h: Add DW_CFA_GNU_negative_offset_extended.
1593 2009-01-28 Roland McGrath <roland@redhat.com>
1595 * libdwP.h (struct Dwarf_Line_s): Move out of struct Dwarf_Lines_s
1596 defn so C++ doesn't scope the name to not match the Dwarf_Line typedef.
1598 * libdwP.h (struct Dwarf_Files_s): Replace dbg field with cu field.
1600 2009-01-26 Roland McGrath <roland@redhat.com>
1602 * dwarf_ranges.c: Return 0 when no ranges or *_pc attrs at all.
1604 2009-01-25 Roland McGrath <roland@redhat.com>
1606 * dwarf_getattrs.c: Correctly skip attribute values when restarting.
1608 2009-01-23 Roland McGrath <roland@redhat.com>
1610 * Makefile.am ($(srcdir)/known-dwarf.h): Target renamed back.
1611 Put these rules under if MAINTAINER_MODE.
1613 2009-01-22 Roland McGrath <roland@redhat.com>
1615 * dwarf.h: Add DW_OP_GNU_encoded_addr.
1617 2009-01-21 Roland McGrath <roland@redhat.com>
1619 * Makefile.am (CLEANFILES): Renamed to ...
1620 (MOSTLYCLEANFILES): ... here.
1621 (CLEANFILES): New variable, add known-dwarf.h.
1623 2009-01-17 Roland McGrath <roland@redhat.com>
1625 * Makefile.am (known-dwarf.h): Target renamed, not in $(srcdir).
1626 Make it unconditional.
1627 (BUILT_SOURCES): Updated.
1629 * dwarf.h: Add description comments for DW_LANG_* values.
1631 * Makefile.am [MAINTAINER_MODE]
1632 ($(srcdir)/known-dwarf.h): New target.
1633 (BUILT_SOURCES): Add it.
1635 * dwarf.h: Add DW_OP_GNU_push_tls_address, DW_OP_GNU_uninit.
1637 2009-01-10 Ulrich Drepper <drepper@redhat.com>
1639 * dwarf_error.c: Always use __thread. Remove all !USE_TLS code.
1641 2009-01-08 Roland McGrath <roland@redhat.com>
1643 * Makefile.am (libdw.so): Don't depend on $(zip_LIBS), just link it in.
1645 2008-01-06 Roland McGrath <roland@redhat.com>
1647 * libdwP.h (struct Dwarf_Abbrev): Change type of 'has_children' to bool.
1649 * dwarf_haschildren.c: Return -1 for error case, not 0.
1651 * Makefile.am (libdw.so): Link in $(zip_LIBS).
1653 2009-01-06 Ulrich Drepper <drepper@redhat.com>
1655 * dwarf.h: Add definition for unwind and call frame information.
1657 * memory-access.h: Define read_ubyte_unaligned, read_sbyte_unaligned,
1658 read_ubyte_unaligned_inc, and read_sbyte_unaligned_inc.
1660 2008-08-15 Roland McGrath <roland@redhat.com>
1662 * libdw.map (ELFUTILS_0.136): New version set, inherits from
1663 ELFUTILS_0.130. Add dwfl_addrsegment, dwfl_report_segment.
1665 2008-01-21 Ulrich Drepper <drepper@redhat.com>
1667 * dwarf_child.c: Minor optimizations.
1668 * dwarf_getattrs.c: Likewise.
1669 * dwarf_getpubnames.c: Likewise.
1670 * dwarf_siblingof.c: Likewise.
1671 * dwarf_tag.c: Likewise.
1673 2008-01-18 Ulrich Drepper <drepper@redhat.com>
1675 * dwarf_getsrclines.c (dwarf_getsrclines): Don't require exact match
1676 of DWARF_VERSION comparison, just fail if the file's version is newer.
1678 2008-01-17 Nick Clifton <nickc@redhat.com>
1680 * dwarf.h (DWARF3_LENGTH_MIN_ESCAPE_CODE): New define.
1681 (DWARF3_LENGTH_MAX_ESCAPE_CODE): New define.
1682 (DWARF3_LENGTH_64_BIT): New define.
1683 * dwarf_getaranges (dwarf_getaranges): Use the new definitions.
1684 * dwarf_getpubnames: Include dwarf.h.
1685 (get_offsets): Use the new definitions.
1686 * dwarf_getsrclines.c (dwarf_getsrclines): Use the new defintions.
1687 * dwarf_nextcu.c: Include dwarf.h. Correct comment.
1688 (dwarf_nextcu): Use the new definitions.
1690 * libdwP.h (DIE_OFFSET_FROM_CU_OFFSET): New macro.
1691 * dwarf_diecu.c (dwarf_diecu): Use the new macro.
1692 * dwarf_getaranges (dwarf_getaranges): Use the new macro.
1693 * dwarf_nextcu.c (dwarf_nextcu): Use the new macro.
1695 * dwarf_getpubnames (get_offsets): Replace assertion with test and
1698 * dwarf_entry_breakpoints.c (dwarf_entry_breakpoints): Use CUDIE.
1700 * dwarf_siblingof (dwarf_siblingof): Detect a NULL return pointer.
1701 Set the address in the return structure to the address of the next
1702 non-sibling die, if there is no sibling and the return pointer is
1703 not the same as the die pointer.
1704 * libdw.h: Expand the description of the dwarf_siblingof prototype.
1706 * dwarf_child.c: Fix typo in comment.
1708 * libdwP.h (DWARF_VERSION): Change to 3.
1710 * dwarf_formref.c (__libdw_formref.c): Handle attributes which do
1711 not have a initialised valp pointer.
1713 * dwarf_getattrs.c (dwarf_getattrs): Return 1 rather than 0 when
1714 the end of the attributes is reached. When the callback fails,
1715 return the address of the failing attribute, not the address of
1717 * libdw.h: Expand the description of the dwarf_getattrs prototype.
1719 * dwarf_child.c (__libdw_find_attr): Use the new definition.
1720 (dwarf_child): Likewise.
1721 * dwarf_tag.c (__libdw_findabbrev): Likewise.
1722 (dwarf_tag): Likewise.
1724 2008-01-08 Roland McGrath <roland@redhat.com>
1726 * Makefile.am (euinclude): Variable removed.
1727 (pkginclude_HEADERS): Set this instead of euinclude_HEADERS.
1728 (libdw.so): Pass -Wl,--enable-new-dtags,-rpath,$(pkglibdir).
1730 2007-10-17 Roland McGrath <roland@redhat.com>
1732 * libdw.h (__deprecated_attribute__): New macro.
1733 (dwarf_formref): Mark it deprecated.
1734 * dwarf_formref.c (__libdw_formref): New function, broken out of ...
1735 (dwarf_formref): ... here. Call it. Remove INTDEF.
1736 * libdwP.h: Remove INTDECL.
1737 Declare __libdw_formref.
1738 * dwarf_siblingof.c (dwarf_siblingof): Call __libdw_formref instead.
1739 * dwarf_formref_die.c: Likewise. Handle DW_FORM_ref_addr here.
1741 * libdw_form.c (__libdw_form_val_len): Fix DW_FORM_ref_addr result,
1742 needs to check CU->version.
1744 * libdwP.h (struct Dwarf_CU): New member `version'.
1745 * libdw_findcu.c (__libdw_findcu): Initialize it.
1747 * dwarf_child.c: Return 1 for null entry as first child.
1749 2007-10-05 Roland McGrath <roland@redhat.com>
1751 * dwarf_begin_elf.c (check_section): Punt on SHT_NOBITS sections.
1753 * libdw.h (__extern_inline): Rename to __libdw_extern_inline.
1754 [__OPTIMIZE__] (dwarf_whatattr, dwarf_whatform): Update uses.
1756 2007-10-03 Roland McGrath <roland@redhat.com>
1758 * libdw.map (ELFUTILS_0.130: Add dwfl_build_id_find_elf
1759 and dwfl_build_id_find_debuginfo.
1761 * libdw.map (ELFUTILS_0.130): New version set, inherits from
1762 ELFUTILS_0.127. Add dwfl_module_build_id, dwfl_module_report_build_id.
1764 2007-10-02 Roland McGrath <roland@redhat.com>
1766 * libdw_visit_scopes.c (classify_die): Return walk for class_type and
1769 2007-08-07 Roland McGrath <roland@redhat.com>
1771 * dwarf_getscopes.c (pc_match): Swallow dwarf_haspc error return when
1772 error code is DWARF_E_NOERROR (0).
1774 * dwarf_getscopes.c (pc_record): Always bail early if DIE->prune.
1775 Fix typo in __libdw_visit_scopes argument.
1777 * dwarf_getscopes.c (pc_match): Check dwarf_haspc error return,
1778 swallow DWARF_E_NO_DEBUG_RANGES but not other errors.
1780 2007-07-03 Roland McGrath <roland@redhat.com>
1782 * libdw.h (__extern_inline): New macro.
1783 [__OPTIMIZE__] (dwarf_whatattr, dwarf_whatform): Use it.
1785 2007-04-16 Roland McGrath <roland@redhat.com>
1787 * libdw.map (ELFUTILS_0.127): Add dwfl_module_address_section.
1789 2007-04-05 Roland McGrath <roland@redhat.com>
1791 * dwarf_getsrcdirs.c: New file.
1792 * Makefile.am (libdw_a_SOURCES): Add it.
1793 * libdw.h: Declare dwarf_getsrcdirs.
1794 * libdw.map (ELFUTILS_0.127): Add it.
1796 * libdwP.h (struct Dwarf_Files_s): New member ndirs.
1797 * dwarf_getsrclines.c (dwarf_getsrclines): Don't clobber NDIRLIST to
1798 zero before we use it to check for DWARF_E_INVALID_DIR_IDX.
1799 Save DIRARRAY in the Dwarf_Files.
1801 * dwarf_ranges.c (dwarf_ranges): Don't sign-extend 32-bit BEGIN
1802 address to check for all-ones base address entry. Check directly.
1803 Reported by Sébastien Dugué <sebastien.dugue@bull.net>.
1805 2007-03-25 Roland McGrath <roland@redhat.com>
1807 * dwarf_begin_elf.c (check_section): Return Dwarf * instead of void.
1808 Return NULL when freeing RESULT on error.
1809 (global_read, scngrp_read): Check return value from check_section,
1810 break out of loop after it has freed RESULT.
1811 (valid_p): Handle null argument.
1813 2007-03-12 Roland McGrath <roland@redhat.com>
1815 * libdw.map (ELFUTILS_0.127): Add dwfl_report_begin_add.
1817 2007-03-04 Roland McGrath <roland@redhat.com>
1819 * libdw.map (ELFUTILS_0.127): New version set, inherits from
1820 ELFUTILS_0.126. Add dwfl_module_addrsym.
1822 2007-02-10 Roland McGrath <roland@redhat.com>
1824 * dwarf.h (DW_OP_fbreg): Comment fix.
1826 2007-02-03 Roland McGrath <roland@redhat.com>
1828 * dwarf_getelf.c (dwarf_getelf): Renamed from dwarf_get_elf.
1829 * libdw.map (ELFUTILS_0.126): New version set, inherits from
1830 ELFUTILS_0.122. Move dwarf_getelf there; it was never truly
1831 exported in the past.
1833 2006-12-17 Roland McGrath <roland@redhat.com>
1835 * dwarf_getlocation.c (dwarf_getlocation_addr): Use zero as base
1836 address when the CU is missing attributes due to buggy GCC.
1838 2006-08-29 Roland McGrath <roland@redhat.com>
1840 * Makefile.am (CLEANFILES): Add libdw.so.$(VERSION).
1842 * libdw.h (dwarf_diecu): Add __nonnull_attribute__.
1843 (dwarf_child): Don't list arg 1 in __nonnull_attribute__.
1845 * libdw_alloc.c (__libdw_allocate): Take new ALIGN argument, make sure
1846 result is aligned. Adjust NEWP->remaining here for this allocation.
1847 * libdwP.h: Update decl.
1848 (libdw_alloc): Update caller.
1850 2006-07-12 Ulrich Drepper <drepper@redhat.com>
1852 * dwarf_child.c: Adjust for internal_function_def removal.
1853 * dwarf_getabbrev.c: Likewise.
1854 * dwarf_tag.c: Likewise.
1855 * libdw_form.c: Likewise.
1856 * memory-access.c: Likewise.
1858 2006-06-28 Roland McGrath <roland@redhat.com>
1860 * libdw.map: Export dwfl_linecu, dwfl_line_comp_dir.
1862 * libdw.map: Bump to 0.122; export dwfl_module_getsymtab and
1865 2006-05-27 Ulrich Drepper <drepper@redhat.com>
1867 * libdw.h: Add extern "C".
1869 2006-05-22 Ulrich Drepper <drepper@redhat.com>
1871 * dwarf_getaranges.c (dwarf_getaranges): Handle files without
1872 aranges information.
1874 2006-05-21 Ulrich Drepper <drepper@redhat.com>
1876 * libdw.h: Add nonnull attributes to dwarf_tag, dwarf_getattrs,
1879 2006-02-28 Roland McGrath <roland@redhat.com>
1881 * dwarf.h: Add missing DW_ATE_*, DW_TAG_*, DW_LANG_*, DW_CFA_*,
1882 DW_OP_* values, to match DWARF 3.0. Add new DW_DS_*, DW_END_*
1883 values from DWARF 3.0.
1885 2006-02-22 Roland McGrath <roland@redhat.com>
1887 * libdw.map: Bump to 0.120; export dwfl_version.
1889 2005-12-22 Roland McGrath <roland@redhat.com>
1891 * libdw.map: Bump to 0.119; export dwfl_linux_proc_maps_report.
1893 2005-12-12 Roland McGrath <roland@redhat.com>
1895 * dwarf_ranges.c: Copy CU base address-finding code from
1898 2005-12-09 Roland McGrath <roland@redhat.com>
1900 * dwarf_getlocation.c (dwarf_getlocation_addr): Add some unlikelys.
1901 Delay CU base lookup until it's needed.
1902 If CU base lookup fails with no error, flag invalid DWARF.
1904 2005-11-25 Roland McGrath <roland@redhat.com>
1906 * libdw.map: Bump to 0.118; export dwfl_module_register_names.
1908 2005-11-15 Roland McGrath <roland@redhat.com>
1910 * Makefile.am [BUILD_STATIC] (AM_CFLAGS): Add -fpic.
1912 2005-11-13 Roland McGrath <roland@redhat.com>
1914 * libdw.map: Bump to 0.117; export dwfl_module_return_value_location.
1916 2005-10-27 Roland McGrath <roland@redhat.com>
1918 * dwarf_entry_breakpoints.c (search_range): Fix binary search code;
1919 don't match end_sequence markers.
1921 * dwarf_getsrclines.c (compare_lines): Sort end_sequence markers
1922 before normal records at the same address.
1923 * dwarf_getsrc_die.c (dwarf_getsrc_die): Don't match an end_sequence
1926 2005-10-26 Roland McGrath <roland@redhat.com>
1928 * dwarf_getfuncs.c (dwarf_getfuncs): Use Dwarf_Die, not Dwarf_Func.
1929 * dwarf_func_file.c: Renamed to ...
1930 * dwarf_decl_file.c: ... here.
1931 * dwarf_func_col.c: Renamed to ...
1932 * dwarf_decl_column.c: ... here.
1933 * dwarf_func_line.c: Renamed to ...
1934 * dwarf_decl_line.c: ... here.
1935 (dwarf_func_line): Renamed to ...
1936 (dwarf_decl_line): ... this. Take a Dwarf_Die * argument.
1937 (__libdw_func_intval): Renamed __libdw_attr_intval.
1938 * dwarf_func_name.c: File removed.
1939 * dwarf_func_lowpc.c: File removed.
1940 * dwarf_func_highpc.c: File removed.
1941 * dwarf_func_entrypc.c: File removed.
1942 * dwarf_func_die.c: File removed.
1943 * Makefile.am (libdw_a_SOURCES): Updated.
1944 * libdw.h: Update decls.
1945 (Dwarf_Func): Type removed.
1946 * libdwP.h: Update decls.
1947 (struct Dwarf_Func_s): Type removed.
1948 * libdw.map: Updated.
1950 * libdwP.h (CUDIE): New macro.
1951 * dwarf_getlocation.c (dwarf_getlocation_addr): Use it.
1952 * dwarf_getscopes_die.c (dwarf_getscopes_die): Likewise.
1953 * dwarf_ranges.c (dwarf_ranges): Likewise.
1955 * dwarf_getloclist.c: Renamed to ...
1956 * dwarf_getlocation.c: ... here.
1957 (getloclist): Renamed to getlocation.
1958 (dwarf_getloclist): Renamed to dwarf_getlocation.
1959 (dwarf_addrloclists): Renamed to dwarf_getlocation_addr.
1960 * Makefile.am (libdw_a_SOURCES): Updated.
1961 * libdw.h (dwarf_getloclist): Renamed to dwarf_getlocation.
1962 (dwarf_addrloclists): Renamed dwarf_getlocation_addr.
1963 (Dwarf_Loc): Renamed Dwarf_Op.
1964 * libdwP.h (struct loc_s): Update use.
1965 * libdw.map: Update map.
1967 * dwarf_entry_breakpoints.c: Use the second line record within the
1968 function, regardless of its source location data.
1970 2005-10-25 Roland McGrath <roland@redhat.com>
1972 * dwarf_entry_breakpoints.c: Fall back to entrypc for contiguous too.
1974 * libdw.map: Add dwarf_entrypc, dwarf_entry_breakpoints.
1976 2005-10-14 Roland McGrath <roland@redhat.com>
1978 * dwarf_diecu.c (dwarf_diecu): New file.
1979 * Makefile.am (libdw_a_SOURCES): Add it.
1980 * libdw.h: Declare dwarf_diecu.
1981 * libdw.map: Export it.
1983 * libdw.map: Bump to 0.116; export dwarf_ranges.
1985 2005-09-20 Roland McGrath <roland@redhat.com>
1987 * dwarf_haspc.c: Use dwarf_ranges.
1988 * dwarf_entry_breakpoints.c: Likewise.
1990 * dwarf_ranges.c: New file.
1991 * Makefile.am (libdw_a_SOURCES): Add it.
1992 * libdw.h: Declare dwarf_ranges.
1993 * libdwP.h: Add INTDECL.
1995 2005-09-14 Roland McGrath <roland@redhat.com>
1997 * dwarf_entry_breakpoints.c (dwarf_entry_breakpoints): Fix braino in
1998 prologue_end marker scanning loop.
2000 2005-09-11 Roland McGrath <roland@redhat.com>
2002 * dwarf.h: Comment typo fix.
2004 2005-09-07 Roland McGrath <roland@redhat.com>
2006 * dwarf_entry_breakpoints.c: New file.
2007 * Makefile.am (libdw_a_SOURCES): Add it.
2008 * libdw.h: Declare dwarf_entry_breakpoints.
2010 * dwarf_entrypc.c: New file.
2011 * Makefile.am (libdw_a_SOURCES): Add it.
2012 * libdw.h: Declare dwarf_entrypc.
2013 * libdwP.h: Add INTDECL.
2015 2005-08-28 Ulrich Drepper <drepper@redhat.com>
2017 * Makefile.am: Use $(LINK) not $(CC) when creating DSO.
2018 (%.os): Use COMPILE.os.
2019 (COMPILE.os): Filter out gconv options.
2021 2005-08-27 Roland McGrath <roland@redhat.com>
2023 * dwarf_getscopes.c (dwarf_getscopes): Rewritten using
2024 __libdw_visit_scopes.
2026 * dwarf_getscopes_die.c: New file.
2027 * Makefile.am (libdw_a_SOURCES): Add it.
2028 * libdw.h: Declare dwarf_getscopes_die.
2029 * libdw.map: Bump to 0.115 and add it.
2031 * libdw_visit_scopes.c (__libdw_visit_scopes): Pass a struct
2032 containing a DIE and its parent pointer, instead of just Dwarf_Die.
2033 Take two functions for both preorder and postorder visitors.
2034 * libdwP.h: Update decl.
2035 (struct Dwarf_Die_Chain): New type.
2036 * dwarf_func_inline.c: Update uses.
2038 * dwarf_diename.c (dwarf_diename): Use dwarf_attr_integrate.
2040 * libdwP.h: Add INTDECL.
2041 * dwarf_func_name.c (dwarf_func_name): Use dwarf_diename.
2043 2005-08-23 Roland McGrath <roland@redhat.com>
2045 * dwarf_attr_integrate.c (dwarf_attr_integrate): Treat
2046 DW_AT_specification the same as DW_AT_abstract_origin.
2048 2005-08-20 Roland McGrath <roland@redhat.com>
2050 * libdw.map: Add dwfl_cumodule, remove dwfl_linecu.
2051 Add dwfl_linux_kernel_report_offline, dwfl_offline_section_address,
2052 and dwfl_report_offline.
2054 2005-08-19 Roland McGrath <roland@redhat.com>
2056 * libdw.map: Bump version to ELFUTILS_0.114 for libdwfl changes.
2057 Add dwfl_module_relocate_address, dwfl_module_relocations,
2058 dwfl_module_relocation_info.
2060 2005-08-18 Roland McGrath <roland@redhat.com>
2062 * dwarf_getscopes.c (dwarf_getscopes): Include the CU itself as
2063 outermost scope in the results.
2065 2005-08-15 Roland McGrath <roland@redhat.com>
2067 * dwarf_func_inline.c: New file.
2068 * Makefile.am (libdw_a_SOURCES): Add it.
2069 * libdw.h: Declare dwarf_func_inline, dwarf_func_inline_instances.
2070 * libdw.map: Add them.
2072 * dwarf_func_die.c: New file.
2073 * Makefile.am (libdw_a_SOURCES): Add it.
2074 * libdw.h: Declare dwarf_func_die.
2075 * libdw.map: Add it. Bump version to ELFUTILS_0.114.
2077 2005-08-10 Ulrich Drepper <drepper@redhat.com>
2079 * dwarf_getsrclines.c (dwarf_getsrclines): Correct fallout of renaming
2080 of DW_LNS_set_epilog_begin.
2082 2005-08-09 Roland McGrath <roland@redhat.com>
2084 * dwarf.h (DW_LNS_set_epilog_begin): Renamed DW_LNS_set_epilogue_begin.
2086 * dwarf_end.c: Add INTDEF.
2087 * dwarf_error.c (dwarf_errmsg): Likewise.
2088 * libdwP.h (dwarf_end, dwarf_errmsg): Add INTDECLs.
2090 2005-08-01 Roland McGrath <roland@redhat.com>
2092 * dwarf_getaranges.c (dwarf_getaranges): Check for bogus offset.
2093 * dwarf_getabbrev.c (__libdw_getabbrev): Likewise.
2095 2005-07-28 Ulrich Drepper <drepper@redhat.com>
2097 * Makefile.am (libdw.so): No need to link with libeu.a anymore.
2098 (libdw_a_LIBADD): Add all files from libdwfl.a.
2100 2005-07-27 Roland McGrath <roland@redhat.com>
2102 * Makefile.am (libdw.so): Link ../libdwfl/libdwfl_pic.a in,
2103 along with ../libebl/libebl.a and ../lib/libeu.a;
2104 depend on ../libelf/libelf.so.
2105 (libdw_so_LDADD): New variable.
2106 * libdw.map: Add dwfl_* symbols formerly in ../libdwfl/libdwfl.map.
2108 * libdw.map: Define an empty base version and move all symbols to
2109 version ELFUTILS_0.111; don't define ELFUTILS_1.0 at all yet.
2111 2005-07-23 Ulrich Drepper <drepper@redhat.com>
2113 * dwarf_error.c: Add internal alias for dwarf_errno.
2114 * libdwP.h: Declare __dwarf_errno_internal.
2115 * dwarf_getloclist.c: Use INTDEF for dwarf_errno.
2117 * dwarf_error.c [USE_TLS]: Actually use __thread in definition of
2120 2005-06-01 Roland McGrath <roland@redhat.com>
2122 * dwarf_getaranges.c (dwarf_getaranges): Sort result array.
2123 * dwarf_getarange_addr.c (dwarf_getarange_addr): Use binary search.
2125 2005-06-08 Roland McGrath <roland@redhat.com>
2127 * memory-access.h (get_uleb128_step, get_uleb128): Remove casts.
2128 (get_sleb128_step, get_sleb128): Likewise.
2129 * dwarf_getattrs.c (dwarf_getattrs): Add consts.
2130 * dwarf_getloclist.c (getloclist): Likewise.
2131 * dwarf_formblock.c (dwarf_formblock): Likewise.
2132 * dwarf_getsrclines.c (dwarf_getsrclines): Likewise.
2133 * dwarf_getabbrevattr.c (dwarf_getabbrevattr): Likewise.
2134 * dwarf_formref.c (dwarf_formref): Likewise.
2135 * dwarf_formsdata.c (dwarf_formsdata): Likewise.
2136 * dwarf_formudata.c (dwarf_formudata): Likewise.
2137 * dwarf_haschildren.c (dwarf_haschildren): Likewise.
2138 * dwarf_child.c (__libdw_find_attr, __libdw_find_attr): Likewise.
2139 * dwarf_tag.c (dwarf_tag): Likewise.
2140 * dwarf_getabbrev.c (__libdw_getabbrev): Likewise.
2141 * memory-access.c (__libdw_get_uleb128, __libdw_get_sleb128): Likewise.
2142 * libdw_form.c (__libdw_form_val_len): Likewise.
2143 * libdwP.h: Update decl.
2145 2005-06-04 Roland McGrath <roland@redhat.com>
2147 * memory-access.h (get_uleb128_rest_return): New macro.
2148 [! IS_LIBDW] (__libdw_get_uleb128): New static, defined using it.
2149 (get_sleb128_rest_return): New macro.
2150 [! IS_LIBDW] (__libdw_get_sleb128): New static, defined using it.
2151 * memory-access.c: New file.
2152 * Makefile.am (libdw_a_SOURCES): Add it.
2153 (DEFS): Add -DIS_LIBDW.
2155 2005-05-31 Roland McGrath <roland@redhat.com>
2157 * dwarf_formref_die.c (dwarf_formref_die): Add CU header offset to
2160 2005-05-30 Roland McGrath <roland@redhat.com>
2162 * dwarf_getloclist.c (dwarf_addrloclists): Use DW_AT_entry_pc for base
2163 address if DW_AT_low_pc is missing. Not to spec, but GCC generates it.
2165 * dwarf_getloclist.c (dwarf_addrloclists): Don't sign-extend 4-byte
2166 BEGIN value. Instead, match base address entries separately for
2169 2005-05-28 Roland McGrath <roland@redhat.com>
2171 * dwarf_getloclist.c (dwarf_addrloclists): Fix decoding to advance
2172 past location expression contents.
2174 2005-05-23 Roland McGrath <roland@redhat.com>
2176 * dwarf_getsrclines.c: Comment typo fix.
2178 * dwarf_haspc.c (dwarf_haspc): Fix CU DIE address calculation.
2179 * dwarf_getloclist.c (dwarf_addrloclists): Likewise.
2181 2005-05-22 Ulrich Drepper <drepper@redhat.com>
2183 * libdwP.h: Only use INTDECL for alias prototypes.
2185 2005-05-19 Roland McGrath <roland@redhat.com>
2187 * dwarf_getloclist.c (attr_ok): Permit DW_AT_static_link too.
2189 * dwarf_getscopevar.c: New file.
2190 * Makefile.am (libdw_a_SOURCES): Add it.
2191 * libdw.h: Declare dwarf_getscopevar.
2193 * dwarf_getsrcfiles.c: Add INTDEF.
2194 * dwarf_haschildren.c: Likewise.
2195 * libdwP.h (dwarf_getsrcfiles, dwarf_haschildren): Add INTDECL.
2197 * dwarf_getscopes.c: New file.
2198 * Makefile.am (libdw_a_SOURCES): Add it.
2199 * libdw.h: Declare dwarf_getscopes.
2200 * libdw.map: Add it.
2202 2005-05-18 Roland McGrath <roland@redhat.com>
2204 * libdwP.h (IDX_debug_ranges): New enum constant.
2205 * dwarf_begin_elf.c (dwarf_scnnames): Add it for ".debug_ranges".
2206 * libdwP.h (DWARF_E_NO_DEBUG_RANGES): New enum constant.
2207 * dwarf_error.c (errmsgs): Add it.
2208 * dwarf_haspc.c: New file.
2209 * libdw.h: Declare dwarf_haspc.
2210 * libdw.map: Add it.
2211 * libdwP.h: Add INTDECL.
2213 * dwarf_attr_integrate.c: New file.
2214 * dwarf_hasattr_integrate.c: New file.
2215 * Makefile.am (libdw_a_SOURCES): Add them.
2216 * libdw.h: Declare dwarf_attr_integrate, dwarf_hasattr_integrate.
2217 * libdw.map: Add them.
2219 * dwarf_hasattr.c: Add INTDEF.
2220 * libdwP.h: Add INTDECL for it.
2222 * dwarf_formref_die.c: New file.
2223 * Makefile.am (libdw_a_SOURCES): Add it.
2224 * libdw.h (dwarf_formref_die): Declare it.
2225 * libdwP.h (dwarf_formref_die): Add INTDECL.
2226 * libdw.map: Add it.
2228 * dwarf_getloclist.c (attr_ok, getloclist): New functions, broken out
2230 (dwarf_getloclist): ... here. Call them.
2231 (dwarf_addrloclists): New function.
2232 * libdw.h: Declare it.
2233 * libdw.map: Add it.
2235 * dwarf_getmacros.c (dwarf_getmacros): Don't bail at
2236 DW_MACINFO_end_file. Recognize type 0 as terminator.
2238 2005-05-05 Roland McGrath <roland@redhat.com>
2240 * dwarf_getsrc_die.c (dwarf_getsrc_die): Use binary search.
2242 * dwarf_getsrclines.c (dwarf_getsrclines): Sort result array, since
2243 the line program does not produce all entries in ascending order.
2245 2005-04-25 Ulrich Drepper <drepper@redhat.com>
2247 * dwarf_getsrc_file.c (dwarf_getsrc_file): Handle multiple
2248 occurences (e.g., inlines) better.
2250 2005-04-24 Ulrich Drepper <drepper@redhat.com>
2252 * libdw.h (DWARF_END_ABBREV): Define.
2253 * dwarf_getabbrev.c (__libdw_getabbrev): Return DWARF_END_ABBREV if
2255 * dwarf_offabbrev.c (dwarf_offabbrev): Return -1 on error, 1 if end
2257 * dwarf_tag.c (__libdw_findabbrev): Also recognize DWARF_END_ABBREV
2258 as error of __libdw_getabbrev.
2260 2005-04-04 Ulrich Drepper <drepper@redhat.com>
2262 * dwarf_getsrc_file.c (dwarf_getsrc_file): Minor optimization.
2264 * dwarf_getsrc_file.c (dwarf_getsrc_file): Always pass number of
2265 results back to caller.
2267 2005-04-04 Roland McGrath <roland@redhat.com>
2269 * dwarf_getsrc_file.c (dwarf_getsrc_file): Use size_t for CUHL.
2271 * dwarf_func_line.c (__libdw_func_intval): Use internal_function in
2274 2005-04-04 Ulrich Drepper <drepper@redhat.com>
2276 * dwarf_getsrc_file.c (dwarf_getsrc_file): Use INTUSE.
2278 * dwarf_getsrc_file.c: New file.
2279 * Makefile.am (libdw_a_SOURCES): Add dwarf_getsrc_file.c.
2280 * libdw.h: Declare dwarf_getsrc_file.
2281 * libdw.map: Add dwarf_getsrc_file.
2283 2005-04-02 Ulrich Drepper <drepper@redhat.com>
2285 * dwarf_func_entrypc.c: New file.
2286 * dwarf_func_col.c: New file.
2287 * dwarf_func_line.c: New file.
2288 * dwarf_func_file.c: New file.
2289 * libdw.h: Add prototypes for new functions.
2290 * libdw.map: Add dwarf_func_entrypc, dwarf_func_col, dwarf_func_line,
2292 * Makefile.am (libdw_a_SOURCES): Add dwarf_func_entrypc.c,
2293 dwarf_func_col.c, dwarf_func_line.c, dwarf_func_file.c.
2294 * libdwP.h (struct Dwarf_Func_s): Add cudie element.
2295 Declare __libdw_func_intval and __dwarf_formsdata_internal.
2296 * dwarf_getfuncs.c: Also fill in cudie in Dwarf_Func object.
2297 * dwarf_formsdata.c: Use INTUSE and INTDEF to avoid PLTs.
2299 * dwarf.h: Add some DWARF3 definitions.
2301 2005-04-01 Ulrich Drepper <drepper@redhat.com>
2303 * dwarf_getfuncs.c: New file.
2304 * dwarf_func_highpc.c: New file.
2305 * dwarf_func_lowpc.c: New file.
2306 * dwarf_func_name.c: New file.
2307 * Makefile.am (libdw_a_SOURCES): Add dwarf_getfuncs.c,
2308 dwarf_func_highpc.c, dwarf_func_lowpc.c, and dwarf_func_name.c.
2309 * libdw.map: Add dwarf_getfuncs, dwarf_func_highpc, dwarf_func_lowpc,
2310 and dwarf_func_name.
2311 * libdw.h: Add prototypes for new functions.
2312 * dwarf_child.c: Use INTUSE and INTDEF to avoid PLTs.
2313 * dwarf_siblingof.c: Likewise.
2314 * dwarf_dieoffset.c: Likewise.
2315 * dwarf_highpc.c: Likewise.
2316 * dwarf_lowpc.c: Likewise.
2317 * libdwP.h: Add prototypes for internal functions.
2318 Define Dwarf_Func_s structure.
2320 2005-03-29 Ulrich Drepper <drepper@redhat.com>
2322 * libdw.h: Add padding in Dwarf_die.
2324 * dwarf_arrayorder.c: Use INTUSE and INTDEF to avoid PLTs.
2325 * dwarf_attr.c: Likewise.
2326 * dwarf_begin.c: Likewise.
2327 * dwarf_begin_elf.c: Likewise.
2328 * dwarf_bitoffset.c: Likewise.
2329 * dwarf_bitsize.c: Likewise.
2330 * dwarf_bytesize.c: Likewise.
2331 * dwarf_diename.c: Likewise.
2332 * dwarf_formaddr.c: Likewise.
2333 * dwarf_formblock.c: Likewise.
2334 * dwarf_formref.c: Likewise.
2335 * dwarf_formstring.c: Likewise.
2336 * dwarf_formudata.c: Likewise.
2337 * dwarf_getarange_addr.c: Likewise.
2338 * dwarf_getarangeinfo.c: Likewise.
2339 * dwarf_getaranges.c: Likewise.
2340 * dwarf_getloclist.c: Likewise.
2341 * dwarf_getmacros.c: Likewise.
2342 * dwarf_getsrc_die.c: Likewise.
2343 * dwarf_getsrcfiles.c: Likewise.
2344 * dwarf_getsrclines.c: Likewise.
2345 * dwarf_highpc.c: Likewise.
2346 * dwarf_lowpc.c: Likewise.
2347 * dwarf_nextcu.c: Likewise.
2348 * dwarf_offdie.c: Likewise.
2349 * dwarf_siblingof.c: Likewise.
2350 * dwarf_srclang.c: Likewise.
2351 * dwarf_tag.c: Likewise.
2352 * libdw_findcu.c: Likewise.
2353 * libdwP.h: Add prototypes for internal functions.
2355 * dwarf_addrdie.c: New file.
2356 * dwarf_macro_opcode.c: New file.
2357 * dwarf_macro_param1.c: New file.
2358 * dwarf_macro_param2.c: New file.
2359 * libdw.h: Add declarations. Move Dwarf_Macro definition to libdwP.h.
2360 * libdwP.h: Remove Dwarf_Macro definition.
2361 * Makefile.am (libdw_a_SOURCES): Add dwarf_addrdie.c,
2362 dwarf_macro_opcode.c, dwarf_macro_param1.c, and dwarf_macro_param2.c.
2363 * libdw.map: Add entries for new functions.
2365 2005-03-21 Ulrich Drepper <drepper@redhat.com>
2367 * libdw.h: Handle broken gcc < 4.
2369 2005-02-15 Ulrich Drepper <drepper@redhat.com>
2371 * Makefile (AM_CFLAGS): Add -Wunused -Wextra -Wformat=2.
2373 * dwarf_begin_elf.c: Fix warnings.
2374 * dwarf_dieoffset.c: Likewise.
2375 * dwarf_end.c: Likewise.
2376 * dwarf_error.c: Likewise.
2377 * dwarf_getpubnames.c: Likewise.
2379 * libdwP.h: Add new error values.
2380 * dwarf_error.c: Support new error values.
2381 * dwarf_getpubnames.c: Check parameter value.
2383 2005-02-05 Ulrich Drepper <drepper@redhat.com>
2385 * Makefile.am: Check for text relocations in constructed DSO.
2387 * Makefile.am [MUDFLAP] (AM_CFLAGS): Add -fmudflap.
2389 2005-02-04 Ulrich Drepper <drepper@redhat.com>
2391 * dwarf_siblingof.c (dwarf_siblingof): Add some buffer boundary
2392 checks to not read over buffer boundaries for ill-formed DWARF data.
2394 2004-09-25 Ulrich Drepper <drepper@redhat.com>
2396 * dwarf_child.c: Make compile with gcc 4.0.
2397 * dwarf_error.c: Likewise.
2398 * dwarf_formblock.c: Likewise.
2399 * dwarf_getabbrev.c: Likewise.
2400 * dwarf_getattrs.c: Likewise.
2401 * dwarf_getsrclines.c: Likewise.
2402 * dwarf_tag.c: Likewise.
2403 * libdw_form.c: Likewise.
2405 2004-01-20 Ulrich Drepper <drepper@redhat.com>
2407 * Makefile.am: Support building with mudflap.
2409 * dwarf_getloclist.c: Fix warnings gcc 3.4 spits out.
2410 * dwarf_getsrclines.c: Likewise.
2411 * dwarf_memory-access.h: Likewise.
2413 2004-01-19 Ulrich Drepper <drepper@redhat.com>
2415 * dwarf_getsrcfiles.c: Third parameter can be NULL.
2417 * libdw.h: Define Dwarf_macro. Declare dwarf_getmacros.
2418 Third parameter of dwarf_getsrcfiles can be NULL.
2420 * libdw.map: Add dwarf_getmacros.
2421 * Makefile.am (libdw_a_SOURCES): Add dwarf_getmacros.
2422 * dwarf_getmacros.c: New file.
2424 2004-01-18 Ulrich Drepper <drepper@redhat.com>
2426 * libdw.h: Second parameter of dwarf_getaranges can be NULL.
2428 * dwarf_nextcu.c: Return -1 if dwarf parameter is NULL.
2430 * dwarf_getsrclines.c:
2431 Use read_2ubyte_unaligned_inc instead of _inc-less variant.
2433 * dwarf_getaranges.c: Allow naranges parameter to be NULL.
2435 * libdwP.h (_): Use elfutils domain.
2437 * dwarf_getsrclines.c (dwarf_getsrclines): Add more branch prediction.
2439 * dwarf_getsrclines.c: Fix typo in comment.
2441 2004-01-17 Ulrich Drepper <drepper@redhat.com>
2443 * Makefile.am: Support building with mudflap.
2445 2004-01-16 Ulrich Drepper <drepper@redhat.com>
2447 * memory-access.h: Add lots of const in case a pointer passed is const.
2449 * dwarf_formflag.c: New file.
2450 * dwarf_getattrs.c: New file.
2451 * dwarf_error.c: Add new error value.
2452 * libdw.h: Add prototypes for new functions. Adjust prototype for
2454 * libdw.map: Add new functions.
2455 * dwarf_getpubnames.c: Change type of return value and fourth parameter
2457 * libdwP.h: Add new error value.
2458 * Makefile.am (libdw_a_SOURCES): Add dwarf_getattrs.c and
2461 * dwarf_getpubnames.c (dwarf_getpubnames): Just fail if dbg is NULL.
2463 2004-01-12 Ulrich Drepper <drepper@redhat.com>
2465 * dwarf_getarange_addr.c: New file
2466 * dwarf_getarangeinfo.c: New file.
2467 * dwarf_getaranges.c: New file.
2468 * dwarf_onerange.c: New file.
2469 * libdw.h: Declare new functions. Define Dwarf_Arange and
2471 * libdw.map: Add new functions.
2472 * libdwP.h: Add new errors. Add aranges member to struct Dwarf.
2473 Define Dwarf_Aranges_s and Dwarf_Arange_s.
2474 * Makefile.am (libdw_a_SOURCES): Add dwarf_getaranges.c,
2475 dwarf_onearange.c, dwarf_getarangeinfo.c, dwarf_getarange_addr.c.
2476 * dwarf_error.c: Add new message.
2478 2004-01-11 Ulrich Drepper <drepper@redhat.com>
2480 * Makefile.am (libdw_a_SOURCES): Add dwarf_lineaddr.c, dwarf_linecol.c,
2481 dwarf_linebeginstatement.c, dwarf_lineendsequence.c, dwarf_lineblock.c,
2482 dwarf_lineprologueend.c, dwarf_lineepiloguebegin.c, dwarf_onesrcline.c.
2483 * dwarf_error.c: Add another message.
2484 * dwarf_getsrc_die.c: Adjust for Dwarf_Files and Dwarf_Lines
2486 * dwarf_filesrc.c: Likewise.
2487 * dwarf_getsrcfiles.c: Likewise.
2488 * dwarf_getsrclines.c: Likewise.
2489 * dwarf_lineaddr.c: New file.
2490 * dwarf_linebeginstatement.c: New file.
2491 * dwarf_lineblock.c: New file.
2492 * dwarf_linecol.c: New file.
2493 * dwarf_lineendsequence.c: New file.
2494 * dwarf_lineepiloguebegin.c: New file.
2495 * dwarf_lineno.c: New file.
2496 * dwarf_lineprologueend.c: New file.
2497 * dwarf_onesrcline.c: New file.
2498 * dwarf_lineno.c: Change interface to store result in object pointed
2499 to by second parameter.
2500 * libdw.h: Add prototypes for new functions. Change dwarf_lineno
2501 prototype. Define Dwarf_Files and Dwarf_Lines.
2502 * libdw.map: Add new functions.
2503 * libdwP.h: Define Dwarf_Files_s and Dwarf_Lines_s.
2504 * libdw_findcu.c: Don't initialize nlines field.
2506 * dwarf_siblingof: Little optimization.
2508 * dwarf_begin.c: Remember that the ELF descriptor must be closed.
2509 * dwarf_end.c: Close ELF descriptor if free_elf is set.
2510 * libdwP.h (struct Dwarf): Add free_elf field.
2512 * Makefile.am (libdw_a_SOURCES): Add dwarf_getstring.c and
2514 * dwarf_getstring.c: New file.
2515 * dwarf_offabbrev.c: New file.
2516 * libdw.map: Add dwarf_getstring and dwarf_offabbrev.
2517 * dwarf_getabbrev.c (__libdw_getabbrev): Add new dbg and result
2518 parameters. Don't allocate memory if not necessary and don't lookup
2519 previous results if no CU given.
2520 (dwarf_getabbrev): Adjust call to __libdw_getabbrev.
2521 * dwarf_tag.c: Adjust call to __libdw_getabbrev.
2522 * libdw.h: Declare dwarf_offabbrev and dwarf_getstring.
2523 * libdwP.h: Change prototype for __libdw_getabbrev.
2525 * dwarf_getabbrevattr.c: Add offsetp parameter. Fill in before
2526 returning if this is wanted.
2528 2004-01-09 Ulrich Drepper <drepper@redhat.com>
2530 * dwarf_nextcu.c: Add new parameter offset_sizep. Initialize it
2531 with offset_size value.
2532 * libdw.h: Adjust dwarf_nextcu prototype.
2533 * libdwP.h (struct Dwarf_CU): Add offset_size member.
2534 * libdw_findcu.c: Adjust dwarf_nextcu call. Initialize offset_size
2535 member of new CU struct.
2536 * dwarf_formstring.c: Depend on offset_size not address_size for
2537 DW_FORM_strp handling.
2538 * dwarf_form.c: Likewise for DW_FORM_strp and DW_FORM_ref_addr.
2540 * dwarf_tag.c (__libdw_findabbrev): Return correct value for
2542 (dwarf_tag): Correctly recognize failed lookup.
2544 * dwarf_end.c (cu_free): Call tdestroy for locs member. Use new
2546 * dwarf_error.c: Add message for DWARF_E_NO_BLOCK.
2547 * dwarf_formblock.c: New file.
2548 * dwarf_getloclist.c: Rewrite to handle a single block.
2549 * libdw.h: Define Dwarf_Block. Rename Dwarf_Loc members. Remove
2550 Dwarf_Locdesc definition. Declare dwarf_formblock. Remove
2551 dwarf_getloclistent declaration.
2552 * libdw.map: Add dwarf_formblock, remove dwarf_getloclistent.
2553 * libdwP.h: Define struct loc_s and DWARF_E_NO_BLOCK.
2554 Add locs member to struct Dwarf_CU.
2555 * libdw_fundcu.c: Initialize locs member of new CU.
2556 * Makefile.am (libdw_a_SOURCES): Add dwarf_formblock.c.
2557 Remove dwarf_getloclistent.c.
2559 2004-01-07 Ulrich Drepper <drepper@redhat.com>
2561 * libdw.h: Use __nonnull__ attribute only for gcc >= 3.3.
2562 * libdwP.h: Likewise.
2564 * dwarf_getloclist.c: New file.
2565 * dwarf_getloclistent.c: New file.
2566 * libdw.h: Define Dwarf_Loc and Dwarf_Locdesc.
2567 Declare dwarf_getloclistent and dwarf_getloclist.
2568 * libdw.map: Add dwarf_getloclistent and dwarf_getloclist.
2569 * libdwP.h: Define DWARF_E_NO_LOCLIST.
2570 * Makefile.am (libdw_a_SOURCES): Add dwarf_getloclistent.c and
2573 * dwarf_error.c: More error messages.
2575 2004-01-06 Ulrich Drepper <drepper@redhat.com>
2577 * dwarf_getsrclines.c: Remove debugging support.
2579 * dwarf_getsrcfiles.c: New file.
2580 * dwarf_filesrc.c: New file.
2581 * libdw.h: Declare these functions. Define Dwarf_File.
2582 * libdwP.c: Adjust Dwarf_File_s definition.
2583 * libdw.map: Add these functions.
2584 * Makefile.am (libdw_a_SOURCES): Add dwarf_getsrcfiles.c and
2586 * dwarf_getsrclines.c: Initialize cu->files.
2588 2004-01-05 Ulrich Drepper <drepper@redhat.com>
2590 * libdw.h: Add more nonnull function attributes.
2592 * dwarf_begin_elf.c (dwarf_begin_elf): Don't initialize mem_tail->next.
2593 * dwarf_end.c (cu_free): New function.
2594 (dwarf_end): Also free CU tree. Correct freeing of memory blocks.
2595 * dwarf_error.c (errmsgs): Add new messages.
2596 * dwarf_getsrc_die.c: New file.
2597 * dwarf_getsrclines.c: New file.
2598 * dwarf_lineno.c: New file.
2599 * dwarf_linesrc.c: New file.
2600 * dwarf_nextcu.c (dwarf_nextcu): Use read_*byte_unaligned_inc
2601 instead of the *_inc-less variants.
2602 * libdw.h: Define Dwarf_Line. Add some function attributes. Declare
2603 dwarf_getsrclines, dwarf_getsrc_die, dwarf_lineno, and dwarf_linesrc.
2604 * libdw.map: Add dwarf_getsrclines, dwarf_getsrc_die, dwarf_lineno,
2606 * libdwP.h: Add more error codes.
2607 (struct Dwarf): Remove mem_tail.next member.
2608 (Dwarf_File): Define type.
2609 (struct Dwarf_Line_s): Define type.
2610 (struct Dwarf_CU): Add lines and nlines members.
2611 (libdw_alloc): Define local variable _tail and use it.
2612 Add some function attributes.
2613 * libdw_alloc.c (__libdw_allocate): Don't initialize next member.
2614 * libdw_findcu.c (__libdw_findcu): Initialize lines and nlines members.
2615 * memory-access.h: Add unlikely for the endian conversion paths.
2616 * Makefile.am (AM_CFLAGS): Add -std parameter.
2617 (libdw_a_SOURCES): Add dwarf_getsrclines, dwarf_getsrc_die,
2618 dwarf_lineno, and dwarf_linesrc.
2620 2003-08-11 Ulrich Drepper <drepper@redhat.com>
2622 * Moved to CVS archive.