Squashed 'third_party/elfutils/' content from commit 555e15e
Change-Id: I61cde98949e47e5c8c09c33260de17f30921be79
git-subtree-dir: third_party/elfutils
git-subtree-split: 555e15ebe8bf1eb33d00747173cfc80cc65648a4
diff --git a/libdw/ChangeLog b/libdw/ChangeLog
new file mode 100644
index 0000000..7a6d311
--- /dev/null
+++ b/libdw/ChangeLog
@@ -0,0 +1,2856 @@
+2018-02-09 Joshua Watt <JPEWhacker@gmail.com>
+
+ * cfi.c (execute_cfi): Use FALLTHROUGH macro instead of comment.
+ * dwarf_frame_register.c (dwarf_frame_register): Likewise.
+
+2018-01-22 Mark Wielaard <mark@klomp.org>
+
+ * Makefile.am (AM_CPPFLAGS): Add -I libdwelf.
+ * dwarf_begin_elf.c (dwarf_begin_elf): Initialize Dwarf alt_fd to -1.
+ * dwarf_end.c (dwarf_end): Call dwarf_end and close on the alt_dwarf
+ and alt_fd if we allocated them.
+ * dwarf_fromref_die.c (dwarf_formref_die): Call dwarf_getalt.
+ * dwarf_formstring.c (dwarf_formstring): Likewise.
+ * dwarf_getalt.c (__libdw_filepath): New internal function.
+ (find_debug_altlink): New static function.
+ (dwarf_getalt): Check Dwarf alt_dwarf and call find_debug_altlink.
+ Cache result.
+ * dwarf_setalt.c (dwarf_setalt): Clean up Dwarf alt_dwarf and alt_fd
+ if we allocated.
+ * libdw.h (dwarf_getalt): Extend documentation.
+ (dwarf_setalt): Likewise.
+ * libdwP.h (struct Dwarf): Add alt_fd field.
+ (filepath): Declare new internal function.
+
+2018-01-14 Petr Machata <pmachata@gmail.com>
+
+ * dwarf_formsdata.c (dwarf_formsdata):
+ <DW_FORM_data1>: Cast to signed char.
+ <DW_FORM_data2,4,8>: Use read_*sbyte_unaligned instead of
+ read_*ubyte_unaligned.
+
+2017-12-26 Mark Wielaard <mark@klomp.org>
+
+ * libdwP.h (struct Dwarf_Abbrev): Pack struct. Remove attrcnt,
+ use bitfields for has_children and code.
+ * dwarf_getabbrev.c (__libdw_getabbrev): Don't count attrs.
+ * dwarf_getattrcnt.c (dwarf_getattrcnt): Count attrs.
+
+2017-12-26 Mark Wielaard <mark@klomp.org>
+
+ * memory-access.h (__libdw_get_uleb128_unchecked): New function.
+ (get_uleb128_unchecked): New define.
+ * dwarf_child.c (__libdw_find_attr): Use get_uleb128_unchecked to
+ read attr name and form.
+ * dwarf_getabbrevattr.c (dwarf_getabbrevattr): Likewise.
+ * dwarf_getattrs.c (dwarf_getattrs): Likewise.
+ * dwarf_hasattr.c (dwarf_hasattr): Likewise.
+
+2017-12-28 Mark Wielaard <mark@klomp.org>
+
+ * dwarf_offdie.c (__libdw_offdie): Check sectiondata exists.
+
+2017-05-09 Ulf Hermann <ulf.hermann@qt.io>
+ Mark Wielaard <mark@klomp.org>
+
+ * libdwP.h (__libdw_in_section): Fix check for the upper border of
+ the range.
+ (__libdw_offset_in_section): Likewise.
+
+2017-12-20 Mark Wielaard <mark@klomp.org>
+
+ * libdwP.h (struct Dwarf_CU): Add sec_idx field.
+ (cu_sec_idx): Return cu->sec_idx.
+ * libdw_findcu.c (__libdw_intern_next_unit): Set cu sec_idx to
+ IDX_debug_info or IDX_debug_types.
+ * dwarf_begin_elf.c (valid_p): Set fake_loc_cu->sec_idx to
+ IDX_debug_loc.
+ * dwarf_getmacros.c (read_macros): Set fake_cu->sec_idx to
+ IDX_debug_macro or IDX_debug_macinfo.
+
+2017-12-12 Mark Wielaard <mark@klomp.org>
+
+ * dwarf_aggregate_size.c (dwarf_aggregate_size): Don't peel the
+ given DIE. Reserve memory for a new DIE first.
+
+2017-12-11 Dima Kogan <dima@secretsauce.net>
+
+ * dwarf_aggregate_size.c (array_size): Handle multi-dimensional
+ arrays properly.
+
+2017-11-03 Mark Wielaard <mark@klomp.org>
+
+ * dwarf_getlocation.c (__libdw_intern_expression): Handle
+ DW_OP_GNU_variable_value.
+ * dwarf_getlocation_attr.c (dwarf_getlocation_attr): Likewise.
+ * dwarf_getlocation_die.c (dwarf_getlocation_die): Likewise.
+
+2017-11-03 Mark Wielaard <mark@klomp.org>
+
+ * dwarf_getlocation.c (attr_ok): Always accept DW_FORM_exprloc.
+ Update list of acceptable attribute codes based on DWARF5.
+
+2017-11-03 Mark Wielaard <mark@klomp.org>
+
+ * dwarf.h: Add DW_OP_GNU_variable_value.
+
+2017-10-03 Mark Wielaard <mark@klomp.org>
+
+ * libdw.h: Define LIBDW_CIE_ID and use it in dwarf_cfi_cie_p.
+
+2017-08-18 Ulf Hermann <ulf.hermann@qt.io>
+
+ * memory-access.h: Use attribute_packed.
+
+2017-02-27 Ulf Hermann <ulf.hermann@qt.io>
+
+ * libdwP.h: Use attribute_hidden.
+ * libdw_alloc.c: Likewise.
+
+2017-02-27 Ulf Hermann <ulf.hermann@qt.io>
+
+ * Makefile.am: Use fpic_CFLAGS and dso_LDFLAGS.
+
+2017-07-26 Mark Wielaard <mark@klomp.org>
+
+ * dwarf.h: Add DW_MACRO_* and compat defines for DW_MACRO_GNU_*.
+ * dwarf_getmacros.c (get_table_for_offset): Accept either version
+ 4 or 5. Use DW_MACRO names instead of DW_MACRO_GNU names.
+ (read_macros): Use table version for fake_cu.
+
+2017-07-26 Mark Wielaard <mark@klomp.org>
+
+ * dwarf_peel_type.c (dwarf_peel_type): Handle DW_TAG_immutable_type,
+ DW_TAG_packed_type and DW_TAG_shared_type.
+ * libdw.h (dwarf_peel_type): Extend documentation.
+
+2017-07-26 Mark Wielaard <mark@klomp.org>
+
+ * dwarf.h: Add DW_DEFAULTED_no, DW_DEFAULTED_in_class and
+ DW_DEFAULTED_out_of_class.
+
+2017-07-26 Mark Wielaard <mark@klomp.org>
+
+ * dwarf.h: Add DW_CC_pass_by_reference and DW_CC_pass_by_reference.
+
+2017-07-26 Mark Wielaard <mark@klomp.org>
+
+ * dwarf_default_lower_bound.c: New file.
+ * Makefile.am (libdw_a_SOURCES): Add dwarf_default_lower_bound.c.
+ * dwarf_aggregate_size.c (array_size): Use dwarf_default_lower_bound.
+ * dwarf_error.c (errmsgs): Add DWARF_E_UNKNOWN_LANGUAGE.
+ * libdw.h: Add dwarf_default_lower_bound.
+ * libdw.map (ELFUTILS_0.170): Add dwarf_default_lower_bound.
+ * libdwP.h: Add DWARF_E_UNKNOWN_LANGUAGE and
+ dwarf_default_lower_bound INTDECL.
+
+2017-07-26 Mark Wielaard <mark@klomp.org>
+
+ * dwarf.h: Add DW_LANG_OpenCL, DW_LANG_Modula3,
+ DW_LANG_C_plus_plus_03, DW_LANG_OCaml, DW_LANG_Rust, DW_LANG_Swift,
+ DW_LANG_Julia, DW_LANG_Dylan, DW_LANG_RenderScript, DW_LANG_BLISS.
+ * dwarf_aggregate_size.c (array_size): Add lower bound for
+ DW_LANG_C_plus_plus_03, DW_LANG_Python, DW_LANG_OpenCL,
+ DW_LANG_Haskell, DW_LANG_OCaml, DW_LANG_Rust, DW_LANG_Swift,
+ DW_LANG_Dylan, DW_LANG_RenderScript, DW_LANG_Modula3,
+ DW_LANG_Julia and DW_LANG_BLISS.
+
+2017-07-26 Mark Wielaard <mark@klomp.org>
+
+ * dwarf.h: Add DW_ATE_UCS and DW_ATE_ASCII.
+
+2017-07-25 Mark Wielaard <mark@klomp.org>
+
+ * dwarf.h: Add DW_TAG_coarray_type, DW_TAG_generic_subrange,
+ DW_TAG_dynamic_type, DW_TAG_call_site, DW_TAG_call_site_parameter,
+ DW_TAG_skeleton_unit, DW_TAG_immutable_type. Add reserved comments
+ for currently unused numbers.
+
+2017-07-25 Mark Wielaard <mark@klomp.org>
+
+ * dwarf.h (DWARF attributes enum): Remove DW_AT_subscr_data,
+ DW_AT_element_list and DW_AT_member. Add DWARF5 attribute constants.
+ (DW_AT_subscr_data, DW_AT_element_list, DW_AT_member): New defines.
+
+2017-07-21 Mark Wielaard <mark@klomp.org>
+
+ * dwarf_line_file.c: New file.
+ * Makefile.am (libdw_a_SOURCES): Add dwarf_line_file.c.
+ * libdw.h (dwarf_line_file): New function declaration.
+ * libdw.map (ELFUTILS_0.170): New. Add dwarf_line_file.
+
+2017-02-17 Ulf Hermann <ulf.hermann@qt.io>
+
+ * Makefile.am: Add libdw_so_LIBS to specify the archives libdw is is
+ made of, libdw_so_DEPS for libraries it depends on (including
+ libeu.a), libdw_so_LDLIBS to specify libraries libdw links against.
+ (libdw.so$(EXEEXT)): Add $(libdw_so_LDLIBS), remove enumeration of
+ library dependencies, use libdw_so_LIBS rather than relying on the
+ order of dependencies specified, add -z,relro.
+
+2017-04-20 Ulf Hermann <ulf.hermann@qt.io>
+
+ * libdw.h: Remove attribute macro declarations and use
+ __noreturn_attribute__ as defined in libelf.h.
+
+2017-04-20 Ulf Hermann <ulf.hermann@qt.io>
+
+ * dwarf_begin_elf.c: Include endian.h.
+
+2017-03-30 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_peel_type.c (dwarf_peel_type): Call dwarf_attr_integrate on
+ result.
+
+2016-10-22 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf.h: Correct spelling of DW_LANG_PLI. Add compatibility define.
+ * dwarf_aggregate_size.c (array_size): Use correct spelling of
+ DW_LANG_PLI.
+
+2016-11-02 Mark Wielaard <mjw@redhat.com>
+
+ * cfi.c (execute_cfi): Add fallthrough comments.
+ * encoded-value.h (encoded_value_size): Add explicit return instead
+ of relying on fallthrough.
+ * dwfl_report_elf.c (__libdwfl_elf_address_range): Add fallthrough
+ comment.
+
+2016-10-11 Akihiko Odaki <akihiko.odaki.4i@stu.hosei.ac.jp>
+
+ * dwarf_getpubnames.c: Remove sys/param.h include, add system.h.
+ * libdw_alloc.c: Likewise.
+
+2016-07-08 Mark Wielaard <mjw@redhat.com>
+
+ * libdw.map (ELFUTILS_0.167): New. Add dwelf_strtab_init,
+ dwelf_strtab_add, dwelf_strtab_add_len, dwelf_strtab_finalize,
+ dwelf_strent_off, dwelf_strent_str and dwelf_strtab_free.
+
+2016-02-13 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_getsrclines.c (read_srclines): Calculate ndirs first, then
+ assign to ndirlist.
+
+2015-12-18 Mark Wielaard <mjw@redhat.com>
+
+ * libdwP.h (struct Dwarf): Remove sectiondata_gzip_mask.
+ (__libdw_free_zdata): Remove.
+ * dwarf_begin_elf.c (inflate_section): Remove.
+ (check_section): Remove __libdw_free_zdata calls. Use elf_compress
+ and elf_compress_gnu to decompress if necessary.
+ (valid_p): Remove __libdw_free_zdata calls.
+ (scngrp_read): Use elf_compress if section is compressed. Remove
+ __libdw_free_zdata calls.
+ * dwarf_end.c (__libdw_free_zdata): Remove.
+ (dwarf_end): Don't call __libdw_free_zdata.
+
+2015-10-28 Mark Wielaard <mjw@redhat.com>
+
+ * libdw.map (ELFUTILS_0.165): New. Add dwelf_scn_gnu_compressed_size.
+
+2015-12-02 Mark Wielaard <mjw@redhat.com>
+
+ * fde.c (intern_fde): Don't leak duplicate FDEs.
+
+2015-12-01 Mark Wielaard <mjw@redhat.com>
+
+ * fde.c (intern_fde): Don't intern an fde that doesn't cover a
+ valid code range.
+
+2015-12-01 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_end.c (dwarf_end): Call cu_free on fake_loc_cu if it exists.
+
+2015-10-14 Chih-Hung Hsieh <chh@google.com>
+
+ * dwarf_entry_breakpoints.c (dwarf_entry_breakpoints): Move recursive
+ functions 'add_bkpt', 'entrypc_bkpt', and 'search_range' to file scope.
+
+2015-10-14 Chih-Hung Hsieh <chh@google.com>
+
+ * libdw_visit_scopes.c (__libdw_visit_scopes): Move recursive nested
+ function 'walk_children' to file scope; inline 'recurse' at its call
+ site.
+
+2015-10-19 Mark Wielaard <mjw@redhat.com>
+
+ * frame-cache.c (__libdw_destroy_frame_cache): Call ebl_closebackend
+ if necessary.
+
+2015-10-16 Dmitry V. Levin <ldv@altlinux.org>
+
+ * dwarf_getsrclines.c (read_srclines): Initialize state early.
+
+2015-10-13 Chih-Hung Hsieh <chh@google.com>
+
+ * dwarf_getsrclines.c (read_srclines): Move nested functions
+ 'advance_pc' and 'add_new_line' to file scope and keep many
+ local state variables within one structure.
+
+2015-10-13 Chih-Hung Hsieh <chh@google.com>
+
+ * dwarf_getscopevar.c (dwarf_getscopevar): Move nested
+ function 'file_matches' to file scope.
+
+2015-10-16 Mark Wielaard <mjw@redhat.com>
+
+ * Makefile.am (libdw.so): Add -lz.
+
+2015-10-14 Chih-Hung Hsieh <chh@google.com>
+
+ * cfi.c (execute_cfi): Move nested functions 'enough_registers'
+ and 'require_cfa_offset' to file scope.
+
+2015-10-09 Josh Stone <jistone@redhat.com>
+
+ * dwarf_begin.c (dwarf_begin): Replace stat64 and fstat64 with stat
+ and fstat.
+
+2015-10-05 Josh Stone <jistone@redhat.com>
+
+ * Makefile.am (libdw.so): Add AM_V_CCLD and AM_V_at silencers.
+
+2015-09-24 Jose E. Marchesi <jose.marchesi@oracle.com>
+
+ * Makefile.am (AM_CFLAGS): Use -fPIC instead of -fpic to avoid
+ relocation overflows in some platforms.
+
+2015-09-23 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_error.c (__libdw_seterrno): Mark as internal_function.
+ * dwarf_formref.c (__libdw_formref): Likewise.
+ * libdw_findcu.c (__libdw_findcu): Likewise.
+ * libdw_visit_scopes.c (__libdw_visit_scopes): Likewise.
+
+2015-09-22 Mark Wielaard <mjw@redhat.com>
+
+ * *.c: Remove old-style function definitions.
+
+2015-09-15 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_peel_type.c (dwarf_peel_type): Don't reassign result pointer.
+
+2015-09-09 Chih-Hung Hsieh <chh@google.com>
+
+ * dwarf_macro_getsrcfiles.c (dwarf_macro_getsrcfiles): Remove
+ redundant NULL tests on parameters declared with __nonnull_attribute__.
+ * dwarf_siblingof.c (dwarf_siblingof): Likewise.
+ * libdw_visit_scopes.c (__libdw_visit_scopes): Likewise.
+
+2015-09-04 Chih-Hung Hsieh <chh@google.com>
+ Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_getlocation.c (getlocations_addr): Replace K&R function
+ definition with ansi-C definition and add const qualifier to
+ locs argument.
+
+2015-09-04 Chih-Hung Hsieh <chh@google.com>
+
+ * libdw_findcu.c (__libdw_intern_next_unit): Replace K&R function
+ definition with ansi-C definitions.
+ (__libdw_findcu): Likewise.
+
+2015-08-25 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf.h: Add DW_LANG_Haskell.
+
+2015-06-18 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_begin_elf.c (dwarf_begin_elf): Assert page size is big enough
+ to hold a Dwarf.
+
+2015-06-18 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_getpubnames.c (get_offsets): Always free mem on error.
+
+2015-06-18 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_getmacros.c (get_macinfo_table): Return NULL when
+ dwarf_formudata reports an error.
+ (get_table_for_offset): Likewise.
+
+2015-06-08 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_getsrclines.c (read_srclines): Initialize dirarray early.
+
+2015-06-06 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_getsrclines.c (read_srclines): Initialize filelist early.
+
+2015-05-27 Mark Wielaard <mjw@redhat.com>
+
+ * encoded-value.h (read_encoded_value): Check data d_size contains
+ at least enough data to hold a pointer for DW_EH_PE_indirect.
+
+2015-05-22 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_getsrclines.c (read_srclines): Limit stack usage of lines
+ with MAX_STACK_LINES, files with MAX_STACK_LINES and dirs with
+ MAX_STACK_DIRS. Calculate number of dirs needed first, then
+ create dirarray directly, without needing the next field. Free
+ not stack allocated lines and files at the end.
+
+2015-05-19 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_getlocation.c (__libdw_intern_expression): Create a stack
+ allocated array to hold locs. Allocate locs bigger than the array
+ with malloc and free them when done.
+
+2015-05-11 Jonathan Lebon <jlebon@redhat.com>
+
+ * libdwP.h (DWARF_E_COMPRESSED_ERROR): New enumerator.
+ * dwarf_error.c (errmsgs): Add DWARF_E_COMPRESSED_ERROR message.
+ * dwarf_begin_elf.c (inflate_section): New static function, lifted
+ from...
+ (check_section): ... here. Call inflate_section, set libdw errno to
+ DWARF_E_COMPRESSED_ERROR if .debug_info section couldn't be inflated.
+
+2015-05-11 Jonathan Lebon <jlebon@redhat.com>
+
+ * dwarf_begin_elf.c (check_section): Add compressed flag. Always
+ check for .zdebug sections. Only wrap decompression in #if USE_ZLIB.
+
+2015-05-06 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_getsrclines.c (read_srclines): Use an int64_t to store and
+ check the line number.
+
+2015-05-05 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_getaranges.c (dwarf_getaranges): Check there is enough data
+ left before reading values.
+
+2015-05-04 Anthony G. Basile <blueness@gentoo.org>
+
+ * Makefile.am (libdw_so_SOURCES): Append $(argp_LDADD) to link
+ command.
+
+2015-04-22 Mark Wielaard <mjw@redhat.com>
+
+ * memory-access.h (__libdw_max_len_leb128): Take type_len as argument.
+ (__libdw_max_len_uleb128): New function.
+ (__libdw_max_len_sleb128): Likewise.
+ (__libdw_get_uleb128): Use __libdw_max_len_uleb128.
+ (__libdw_get_sleb128): Use __libdw_max_len_sleb128.
+
+2015-04-21 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_getmacros.c (read_macros): Allocate attributes dynamically
+ when there are more than 8.
+
+2015-04-01 Petr Machata <pmachata@redhat.com>
+
+ * libdwP.h (DWARF_E_NOT_CUDIE): New enumerator.
+ (is_cudie): New function.
+ * dwarf_error.c (errmsgs): Add message for DWARF_E_NOT_CUDIE.
+ * dwarf_getsrcfiles.c (dwarf_getsrcfiles): Call is_cudie instead
+ of white-listing valid tags.
+ * dwarf_getsrclines.c (dwarf_getsrclines): Likewise.
+
+2015-03-18 Petr Machata <pmachata@redhat.com>
+
+ * Makefile.am (pkginclude_HEADERS): Add known-dwarf.h.
+ (EXTRA_DIST): Remove known-dwarf.h.
+
+2015-02-09 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf.h: Add DW_LANG_Fortran03 and DW_LANG_Fortran08.
+ * dwarf_aggregate_size.c (array_size): Recognize array lower bound
+ for new Fortran language codes is 1.
+
+2015-02-09 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf.h: Add DW_TAG_atomic_type.
+ * libdw.h (dwarf_peel_type): Document DW_TAG_atomic_type.
+ * dwarf_peel_type.c (dwarf_peel_type): Handle DW_TAG_atomic_type.
+
+2015-02-11 Josh Stone <jistone@redhat.com>
+
+ * encoded-value.h (read_encoded_value): Initialize value.
+
+2015-02-11 Petr Machata <pmachata@redhat.com>
+
+ * dwarf_ranges.c (dwarf_ranges): Do not bail out when neither
+ DW_AT_entry_pc nor DW_AT_low_pc are available. Instead remember
+ the fact in *BASEP and bail out later if it hasn't been updated by
+ __libdw_read_begin_end_pair_inc.
+
+2014-12-24 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_getsrc_die.c (dwarf_getsrc_die): Return the last line record
+ smaller than or equal to addr, rather than returning immediately on
+ a match.
+
+2015-01-07 Mark Wielaard <mjw@redhat.com>
+
+ * cfi.h (struct Dwarf_CFI_s): Add search_table_len.
+ * dwarf_getcfi_elf.c (getcfi_gnu_eh_frame): Check there is enough
+ room in the search table for all entries. Store search_table_len.
+ (getcfi_scn_eh_frame): Likewise.
+ * encoded-value.h (encoded_value_size): Don't abort, return zero.
+ (__libdw_cfi_read_address_inc): Check there is enough room to read
+ values. Pass other byte order to read functions.
+ (read_encoded_value): Check encoded_value_size. Don't abort, but
+ set libdw errno and report failure. Check there is enough room to
+ read values.
+ * fde.c (binary_search_fde): Check encoded value size. Add hdr
+ data buf and size to dummy_cfi.
+
+2015-01-04 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_siblingof.c (dwarf_siblingof): Check sibling attribute
+ is after current DIE.
+
+2015-01-04 Mark Wielaard <mjw@redhat.com>
+
+ * cfi.c (enough_registers): Check reg < INT32_MAX / sizeof
+ (dwarf_frame_register).
+
+2015-01-02 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_getcfi_elf.c (parse_eh_frame_hdr): Add size check.
+ (getcfi_gnu_eh_frame): Remove size check. Check d_buf is not NULL.
+ (getcfi_scn_eh_frame): Check d_buf is not NULL.
+
+2015-01-02 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_getlocation.c (__libdw_intern_expression): Check dbg is not
+ NULL for DW_OP_call_ref and DW_OP_GNU_implicit_pointer. For
+ DW_OP_addr if dbg is NULL then read argument directly.
+
+2015-01-14 Jason P. Leasure <jpleasu@super.org>
+
+ * dwarf_formref_die.c (dwarf_formref_die): Offset is cu->type_offset
+ plus cu->start.
+
+2014-12-27 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_siblingof.c (dwarf_siblingof): Check sibling attribute offset
+ still falls inside CU data.
+
+2015-01-11 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_func_inline.c (dwarf_func_inline_instances): Call
+ __libdw_visit_scopes with NULL imports.
+ * dwarf_getfuncs.c (dwarf_getfuncs): Likewise.
+ * dwarf_getscopes.c (pc_record): Likewise.
+ (dwarf_getscopes): Likewise.
+ * dwarf_getscopes_die.c (dwarf_getscopes_die): Likewise.
+ * libdwP.h (__libdw_visit_scopes): Add imports argument.
+ * libdw_visit_scopes.c (__libdw_visit_scopes): Likewise. Add new
+ function imports_contains. Push and pop imports around walk_children
+ when processing DW_TAG_imported_unit.
+
+2014-12-18 Ulrich Drepper <drepper@gmail.com>
+
+ * Makefile.am: Suppress output of textrel_check command.
+
+2014-12-16 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_getsrclines.c (read_srclines): Check diridx is valid under
+ DW_LNE_define_file.
+
+2014-12-16 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_getpubnames.c (dwarf_getpubnames): Make sure there is enough
+ space to read die offset.
+
+2014-12-16 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_getsrclines.c (read_srclines): Correct overflow check for
+ unit_length.
+
+2014-12-15 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_getpubnames.c (get_offsets): Make sure whole unit fall inside
+ section data. Set error to DWARF_E_NO_ENTRY if cnt is zero.
+ (dwarf_getpubnames): Make sure section data contains string zero
+ terminator.
+
+2014-12-16 Mark Wielaard <mjw@redhat.com>
+
+ * memory-access.h (__libdw_get_sleb128): Unroll the first step to help
+ the compiler optimize for the common single-byte case.
+
+2014-12-15 Josh Stone <jistone@redhat.com>
+
+ * memory-access.h (__libdw_max_len_leb128): New.
+ (__libdw_get_uleb128): Use __libdw_max_len_leb128.
+ (__libdw_get_sleb128): Likewise.
+
+2014-12-14 Mark Wielaard <mjw@redhat.com>
+
+ * cfi.c (execute_cfi): Add program bounds checks.
+ * dwarf_child.c (__libdw_find_attr): Add attrp bounds checks.
+ * dwarf_formblock.c (dwarf_formblock): Call get_uleb128 with endp.
+ * dwarf_formref.c (__libdw_formref): Add datap bounds checks.
+ * dwarf_formsdata.c (dwarf_formsdata): Likewise.
+ * dwarf_formudata.c (dwarf_formudata): Likewise.
+ * dwarf_frame_register.c (dwarf_frame_register): Call get_uleb128
+ with end of data buf.
+ * dwarf_getabbrev.c (__libdw_getabbrev): Add abbrevp bounds checks.
+ * dwarf_getabbrevattr.c (dwarf_getabbrevattr): Assume get_uleb128
+ call gets enough data.
+ * dwarf_getattrs,c (dwarf_getattrs): Call get_uleb128 with endp.
+ * dwarf_getlocation.c (store_implicit_value): Call get_uleb128
+ with enough data.
+ (__libdw_intern_expression): Call get_uleb128/get_sleb128 with
+ end_data.
+ * dwarf_getmacros.c (get_table_for_offset): Add nforms bounds check.
+ * dwarf_getsrclines.c (read_srclines): Bounds check linep and call
+ get_uleb128 with lineendp.
+ * dwarf_hasattr.c (dwarf_hasattr): Bounds check attrp and call
+ get_uleb128 with endp.
+ * dwarf_next_cfi.c (dwarf_next_cfi): Bounds check bytes and call
+ get_uleb128/get_sleb128 with limit.
+ * encoded-value.h (read_encoded_value): Assume get_uleb128 and
+ get_sleb128 get called with enough data.
+ * fde.c (intern_fde): Call get_uleb128 with instructions_end.
+ * libdwP.h (__libdw_dieabbrev): Call get_uleb128 with die->cu->endp.
+ * libdw_form.c (__libdw_form_val_compute_len): Call get_uleb128 with
+ endp.
+ * memory-access.h (__libdw_get_uleb128): Take an extra endp.
+ Don't call get_uleb128_step if out of data.
+ (__libdw_get_sleb128): Likewise for get_sleb128_step.
+
+2014-12-12 Mark Wielaard <mjw@redhat.com>
+
+ * libdwP.h (struct Dwarf): Add fake_loc_cu.
+ (cu_data): Removed.
+ (DIE_OFFSET_FROM_CU_OFFSET): Don't use cu_data, use cu_sec_idx.
+ (__libdw_form_val_compute_len): Drop dbg and endp arguments.
+ (__libdw_form_val_len): Likewise.
+ * libdw_form.c (__libdw_form_val_compute_len): Likewise.
+ * libdw_findcu.c (__libdw_intern_next_unit): Don't use cu_data, use
+ the already found data buffer directly.
+ * dwarf_begin_elf.c (valid_p): Setup fake_loc_cu.
+ * dwarf_end.c (dwarf_end): Free fake_loc_cu.
+ * dwarf_child.c (__libdw_find_attr): Call __libdw_form_val_len with
+ just cu.
+ * dwarf_getattrs.c (dwarf_getattrs): Likewise.
+ * dwarf_formblock.c (dwarf_formblock): Add bounds checking.
+ * dwarf_getlocation_attr.c (attr_form_cu): New function.
+ (dwarf_getlocation_attr): Use attr_form_cu to set result->cu.
+ (getlocation): Handle empty blocks immediately.
+ * dwarf_getlocation_implicit_pointer.c (empty_cu): New static var.
+ (__libdw_empty_loc_attr): Drop cu argument, use empty_cu.
+ (dwarf_getlocation_implicit_pointer): Call __libdw_empty_loc_attr with
+ one argument.
+ * dwarf_getmacros.c (read_macros): Also setup startp and endp for
+ fake_cu. Call __libdw_form_val_len with just fake_cu.
+ * dwarf_formref_die.c (dwarf_formref_die): Don't use cu_data, get
+ datap and size directly from cu startp and endp.
+
+2014-12-11 Mark Wielaard <mjw@redhat.com>
+
+ * libdw_findcu.c (__libdw_intern_next_unit): Sanity check offset.
+
+2014-12-13 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_getaranges.c (compare_aranges): Make sure Dwarf_Addr
+ difference doesn't wrap around before returning as int.
+
+2014-12-11 Josh Stone <jistone@redhat.com>
+
+ * dwarf_getsrclines.c (struct linelist): Add sequence.
+ (compare_lines): Take linelists, and break ties by sequence.
+ (read_srclines): Use linelists for sorting.
+ (read_srclines::add_new_line): Set sequence.
+
+2014-12-10 Josh Stone <jistone@redhat.com>
+
+ * libdwP.h (Dwarf_CU): Add startp and endp boundaries.
+ * libdw_findcu.c (__libdw_intern_next_unit): Set startp and endp.
+ * dwarf_child.c (dwarf_child): Use cu->endp.
+ * dwarf_cuoffset.c (dwarf_cuoffset): Use cu->startp.
+ * dwarf_dieoffset.c (dwarf_dieoffset): Use cu->startp.
+ * dwarf_siblingof.c (dwarf_siblingof): Use both.
+
+2014-12-10 Josh Stone <jistone@redhat.com>
+
+ * dwarf_hasattr.c (dwarf_hasattr): Just walk abbrev for presence.
+
+2014-12-10 Josh Stone <jistone@redhat.com>
+
+ * libdwP.h (__libdw_dieabbrev): New die->abbrev lookup function.
+ * dwarf_child.c (__libdw_find_attr, dwarf_child): Use it.
+ * dwarf_getattrs.c (dwarf_getattrs): Likewise.
+ * dwarf_haschildren.c (dwarf_haschildren): Likewise.
+ * dwarf_tag.c (dwarf_tag): Likewise.
+
+2014-12-04 Mark Wielaard <mjw@redhat.com>
+
+ * libdwP.h (__libdw_form_val_compute_len): Add endp argument.
+ (__libdw_form_val_len): Likewise and check len doesn't overflow.
+ * libdw_form.c (__libdw_form_val_compute_len): Likewise.
+ * dwarf_child.c (__libdw_find_attr): Call __libdw_form_val_len
+ with endp.
+ * dwarf_getattrs.c (dwarf_getattrs): Likewise.
+ * dwarf_getmacros.c (read_macros): Likewise and check for errors.
+
+2014-12-02 Petr Machata <pmachata@redhat.com>
+
+ * dwarf_getmacros.c (token_from_offset, offset_from_token): New
+ helper functions.
+ (do_dwarf_getmacros_die): Merge into dwarf_getmacros.
+ * libdw.h (DWARF_GETMACROS_START): New macro.
+
+2014-11-27 Mark Wielaard <mjw@redhat.com>
+
+ * Makefile.am (libdw.so): Use textrel_check.
+
+2014-11-27 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_getcfi_elf.c (getcfi_gnu_eh_frame): Initialize
+ search_table_entries and search_table_encoding.
+
+2014-11-24 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_getsrclines.c (read_srclines): Check line_range is not zero
+ before usage.
+
+2014-11-23 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_attr.c (dwarf_attr): Check __libdw_find_attr return value.
+ * dwarf_hasattr.c (dwarf_hasattr): Likewise.
+ * dwarf_siblingof.c (dwarf_siblingof): Likewise.
+
+2014-11-23 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_getabbrev.c (__libdw_getabbrev): Don't assert on bad DWARF.
+ Set libdw errno and return NULL.
+
+2014-11-24 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf.h (DW_LANG_C_plus_plus_11): Added.
+ (DW_LANG_C11): Likewise.
+ (DW_LANG_C_plus_plus_14): Likewise.
+ * dwarf_aggregate_size.c (array_size): Handle DW_LANG_C11,
+ DW_LANG_C_plus_plus_11, DW_LANG_C_plus_plus_14 and DW_LANG_Go
+ lower bound.
+ * dwarf_getfuncs.c (dwarf_getfuncs): Set c_cu to true for
+ DW_LANG_C11.
+
+2014-11-26 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf.h (DW_AT_noreturn): Added.
+
+2014-11-11 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_getsrclines.c (read_srclines): Do address_size comparison
+ explicitly as uint8_t.
+ (__libdw_getsrclines): Add internal_function to declaration.
+
+2014-09-10 Petr Machata <pmachata@redhat.com>
+
+ * dwarf_macro_getparamcnt.c: New file.
+ * dwarf_macro_param.c: New file.
+ * dwarf_macro_getsrcfiles.c: New file.
+ * Makefile.am (libdw_a_SOURCES): Add the new files.
+ * libdwP.h (struct files_lines_s): New structure.
+ (DWARF_E_INVALID_OPCODE): New enumerator.
+ (struct Dwarf): New fields macro_ops, files_lines.
+ (Dwarf_Macro_Op_Proto, Dwarf_Macro_Op_Table): New structures for
+ keeping macro opcode prototypes in.
+ (Dwarf_Macro_s): Redefine from scratch.
+ (__libdw_getsrclines, __libdw_getcompdir, libdw_macro_nforms): New
+ internal interfaces.
+ * dwarf_error.c (errmsgs): Add a message for
+ DWARF_E_INVALID_OPCODE.
+ * dwarf_end.c (dwarf_end): Destroy struct Dwarf.macro_ops and
+ files_lines.
+ * libdw.h (dwarf_getmacros_off, dwarf_macro_getparamcnt)
+ (dwarf_macro_getsrcfiles, dwarf_macro_param): New public
+ interfaces.
+ * dwarf_getmacros.c (dwarf_getmacros_off): New function,
+ (get_offset_from, macro_op_compare, build_table)
+ (init_macinfo_table, get_macinfo_table, get_table_for_offset)
+ (cache_op_table, read_macros, gnu_macros_getmacros_off)
+ (macro_info_getmacros_off, do_dwarf_getmacros_die): New helper
+ functions.
+ (dwarf_getmacros): Adjust to dispatch to the new interfaces.
+ * dwarf_getsrclines.c (read_srclines): New function with guts
+ taken from dwarf_getsrclines.
+ (__libdw_getsrclines): Likewise.
+ (__libdw_getcompdir, files_lines_compare): New functions.
+ (dwarf_getsrclines): Make it dispatch to the new interfaces.
+ * dwarf_macro_param1.c (dwarf_macro_param1): Adjust to dispatch to
+ the new interfaces.
+ * dwarf_macro_param2.c (dwarf_macro_param2): Likewise.
+ * libdw.map (ELFUTILS_0.161): New. Add dwarf_getmacros_off,
+ dwarf_macro_getsrcfiles, dwarf_macro_getparamcnt, dwarf_macro_param.
+
+2014-10-06 Mark Wielaard <mjw@redhat.com>
+
+ * Makefile.am (libdw_a_SOURCES): Add dwarf_peel_type.c.
+ * dwarf_aggregate_size.c (get_type): Use dwarf_peel_type.
+ (aggregate_size): Likewise. Add old and new version.
+ * dwarf_peel_type.c: New file.
+ * libdw.h (dwarf_peel_type): New function declaration.
+ * libdwP.h (dwarf_peel_type): New internal declaration.
+ * libdw.map (ELFUTILS_0.161): New section.
+
+2014-10-15 Petr Machata <pmachata@redhat.com>
+
+ * libdwP.h (struct Dwarf_Files_s.cu): Drop field.
+ * dwarf_getsrclines.c (dwarf_getsrclines): Don't set it.
+
+2014-10-05 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf.h: Add DW_AT_GNU_deleted.
+
+2014-10-02 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_aggregate_size.c (aggregate_size): Return CU address_size
+ for sizeless DW_TAG_pointer_type, DW_TAG_reference_type or
+ DW_TAG_rvalue_reference_type.
+
+2014-09-12 Petr Machata <pmachata@redhat.com>
+
+ * memory-access.h (read_ubyte_unaligned_inc): Allow only 4- and
+ 8-byte quantities. Consequently, rename to...
+ (read_addr_unaligned_inc): ... this.
+ (read_sbyte_unaligned_inc, read_ubyte_unaligned): Drop.
+ (read_sbyte_unaligned): Drop.
+
+2014-09-10 Petr Machata <pmachata@redhat.com>
+
+ * dwarf_getlocation.c (attr_ok): Also accept
+ DW_AT_GNU_call_site_value, DW_AT_GNU_call_site_data_value,
+ DW_AT_GNU_call_site_target, DW_AT_GNU_call_site_target_clobbered.
+
+2014-08-15 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_cu_die.c: New file.
+ * Makefile.am (libdw_a_SOURCES): Add dwarf_cu_die.c.
+ * libdw.h (dwarf_cu_die): New function declaration.
+ * libdw.map (ELFUTILS_0.160): Add dwarf_cu_die.
+
+2014-08-15 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_cu_getdwarf.c: New file.
+ * Makefile.am (libdw_a_SOURCES): Add dwarf_cu_getdwarf.c.
+ * libdw.h (Dwarf_CU): New typedef.
+ (dwarf_cu_getdwarf): New function declaration.
+ * libdw.map (ELFUTILS_0.160): New. Add dwarf_cu_getdwarf.
+
+2014-06-18 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf.h: Remove DW_TAG_mutable_type.
+
+2014-05-02 Mark Wielaard <mjw@redhat.com>
+
+ * libdwP.h (__check_build_id): Removed now unused.
+
+2014-05-01 Mark Wielaard <mjw@redhat.com>
+
+ * libdwP.h (struct Dwarf): Remove free_alt.
+ * dwarf_end.c (dwarf_end): Don't check free_alt, don't end alt_dwarf.
+ * dwarf_setalt.c (dwarf_setalt): Don't check or set free_alt.
+
+2014-04-30 Mark Wielaard <mjw@redhat.com>
+
+ * libdw.map (ELFUTILS_0.159): Add dwelf_elf_gnu_build_id.
+
+2014-04-15 Florian Weimer <fweimer@redhat.com>
+
+ * dwarf_begin_elf.c (__check_build_id, try_debugaltlink)
+ (open_debugaltlink): Move to libdwfl.
+ (check_section): Do not locate alternate debuginfo.
+
+2014-04-24 Florian Weimer <fweimer@redhat.com>
+
+ * libdw.map (ELFUTILS_0.159): Export dwelf_dwarf_gnu_debugaltlink.
+
+2014-04-22 Florian Weimer <fweimer@redhat.com>
+
+ * dwarf_getalt.c, dwarf_setalt.c: New files.
+ * Makefile.am (libdw_a_SOURCES): Add them.
+ * libdw.h (dwarf_getalt, dwarf_setalt): Add function declarations.
+ * libdwP.h (dwarf_getalt, dwarf_setalt): Add internal function
+ declarations.
+ * libdw.map (ELFUTILS_0.159): Export the two new functions.
+
+2014-04-15 Florian Weimer <fweimer@redhat.com>
+
+ * libdwP.h (enum IDX_gnu_debugaltlink): New.
+ * dwarf_begin_elf.c (dwarf_scnnames): Increase string size and add
+ .gnu_debugaltlink.
+ (check_section): Obtain .gnu_debugaltlink section from the
+ setiondata array.
+
+2014-04-11 Mark Wielaard <mjw@redhat.com>
+
+ * libdw.map (ELFUTILS_0.159): New. Add dwelf_elf_gnu_debuglink.
+ * Makefile.am (libdw.so): Depend on libdwelf_pic.a.
+ (libdwelf_objects): New variable.
+ (libdw_a_LIBADD): Add libdwelf objects.
+
+2014-04-22 Mark Wielaard <mjw@redhat.com>
+
+ * memory-access.h (get_sleb128_step): Remove undefined behavior
+ of left shifting a signed value. Replace it with a multiplication.
+
+2014-04-13 Mark Wielaard <mjw@redhat.com>
+
+ * Makefile.am: Remove !MUDFLAP conditions.
+
+2014-04-09 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_begin_elf.c (check_section): Check for unsigned overflow
+ before calling malloc to uncompress data.
+
+2014-03-03 Jan Kratochvil <jan.kratochvil@redhat.com>
+
+ Fix abort() on missing section headers.
+ * dwarf_begin_elf.c (check_section): Replace abort call by goto err.
+ New label err to return NULL.
+
+2014-02-05 Josh Stone <jistone@redhat.com>
+
+ * dwarf_decl_file.c (dwarf_decl_file): Read the idx as unsigned.
+ * dwarf_decl_line.c (__libdw_attr_intval): Read the line/column as
+ unsigned. Change the range assert to DWARF_E_INVALID_DWARF.
+
+2013-12-30 Mark Wielaard <mjw@redhat.com>
+
+ * libdw.map (ELFUTILS_0.158): Add dwfl_core_file_attach and
+ dwfl_linux_proc_attach.
+
+2013-12-20 Mark Wielaard <mjw@redhat.com>
+
+ * libdw.map (ELFUTILS_0.158): Add dwfl_getthread_frames.
+
+2013-12-18 Mark Wielaard <mjw@redhat.com>
+
+ * libdw.map (ELFUTILS_0.158): Remove dwfl_module_addrsym_elf and
+ dwfl_module_getsym_elf. Add dwfl_module_addrinfo and
+ dwfl_module_getsym_info.
+
+2013-12-16 Mark Wielaard <mjw@redhat.com>
+
+ * libdw.map (ELFUTILS_0.158): Add dwfl_module_getsymtab_first_global.
+
+2013-12-10 Josh Stone <jistone@redhat.com>
+
+ * memory-access.h (get_uleb128_rest_return): Removed.
+ (get_sleb128_rest_return): Removed.
+ (get_uleb128_step): Make this a self-contained block.
+ (get_sleb128_step): Ditto, and use a bitfield to extend signs.
+ (get_uleb128): Make this wholly implemented by __libdw_get_uleb128.
+ (get_sleb128): Make this wholly implemented by __libdw_get_sleb128.
+ (__libdw_get_uleb128): Simplify and inline for all callers.
+ (__libdw_get_sleb128): Ditto.
+ * dwarf_getlocation.c (store_implicit_value): Void the unused uleb128.
+ * memory-access.c: Delete file.
+ * Makefile.am (libdw_a_SOURCES): Remove it.
+ (DEFS): Remove the now unused -DIS_LIBDW.
+
+2013-12-09 Josh Stone <jistone@redhat.com>
+
+ * libdw_form.c (__libdw_form_val_compute_len): Renamed function from
+ __libdw_form_val_len, now handling only non-constant form lengths.
+ * libdwP.h (__libdw_form_val_len): New inlined function.
+
+2013-12-09 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_getlocation.c (__libdw_intern_expression): Handle empty
+ location expressions.
+ * dwarf_getlocation_attr.c (dwarf_getlocation_attr): When no
+ location found, return empty location expression.
+ * dwarf_getlocation_implicit_pointer.c
+ (dwarf_getlocation_implicit_pointer): Likewise.
+ (__libdw_empty_loc_attr): New internal function.
+ * libdwP.h (__libdw_empty_loc_attr): Define.
+
+2013-11-27 Mark Wielaard <mjw@redhat.com>
+
+ * libdw.map (ELFUTILS_0.158): Add dwfl_module_addrsym_elf and
+ dwfl_module_getsym_elf.
+
+2013-11-26 Mark Wielaard <mjw@redhat.com>
+
+ * libdw.map (ELFUTILS_0.156): Move dwfl_attach_state, dwfl_pid,
+ dwfl_thread_dwfl, dwfl_thread_tid, dwfl_frame_thread,
+ dwfl_thread_state_registers, dwfl_thread_state_register_pc,
+ dwfl_getthreads, dwfl_thread_getframes and dwfl_frame_pc to ...
+ (ELFUTILS_0.158): ... here.
+
+2013-11-09 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_getaranges.c (dwarf_getaranges): Read segment_size and
+ check that it is zero.
+
+2013-11-07 Jan Kratochvil <jan.kratochvil@redhat.com>
+
+ * cfi.h (struct Dwarf_Frame_s): Make the comment more specific.
+ * libdw.map (ELFUTILS_0.156): Add dwfl_attach_state, dwfl_pid,
+ dwfl_thread_dwfl, dwfl_thread_tid, dwfl_frame_thread,
+ dwfl_thread_state_registers, dwfl_thread_state_register_pc,
+ dwfl_getthreads, dwfl_thread_getframes and dwfl_frame_pc.
+
+2013-11-01 Michael Forney <mforney@mforney.org>
+
+ * Makefile.am (libdwfl_objects): New definition.
+ (libdw_a_LIBADD): Use libdwfl_objects.
+
+2013-11-01 Michael Forney <mforney@mforney.org>
+
+ * Makefile.am: Use READELF.
+
+2013-10-30 Jan Kratochvil <jan.kratochvil@redhat.com>
+
+ * libdw.map (ELFUTILS_0.158): New.
+
+2013-10-10 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_getfuncs.c (struct visitor_info): Rename start_offset to
+ start_addr and rename last_offset to last_addr. Now both void *.
+ (tree_visitor): Use start_add and die_addr instead of start_offset
+ and die_offset.
+ (dwarf_getfuncs): Use last_addr instead of last_offset.
+
+2013-10-06 Mark Wielaard <mjw@redhat.com>
+
+ * cfi.c (execute_cfi): Make sure DW_CFA_expression and
+ DW_CFA_val_expression are not used with abi_cfi.
+
+2013-10-03 Josh Stone <jistone@redhat.com>
+
+ * dwarf_formref_die.c (dwarf_formref_die): Don't hash the sig8 here.
+ * libdw_findcu.c (__libdw_intern_next_unit): Since this never revisits
+ a unit, make sure to always hash the sig8 here, so none are missed.
+
+2013-09-29 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_getlocation.c (store_implicit_value): Cast op->number2 to
+ uintptr_t before casting to char *.
+ (__libdw_intern_expression): Cast data to uintptr_t before casting
+ to Dwarf_Word.
+ * dwarf_getlocation_attr.c (dwarf_getlocation_attr): Cast
+ op->number2 to uintptr_t before casting to char *.
+
+2013-09-24 Josh Stone <jistone@redhat.com>
+
+ * libdw_visit_scopes.c (classify_die): Removed.
+ (may_have_scopes): New function to replace classify_die. There's no
+ need for full classification; just find tags that may contain scopes.
+ (__libdw_visit_scopes): Use a direct tag comparison for imported
+ units, and use may_have_scopes to test if recursion is needed.
+
+2013-09-20 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_getfuncs.c (visitor_info): New struct.
+ (tree_visitor): New function.
+ (dwarf_getfuncs): Use __libdw_visit_scopes with tree_visitor.
+ * libdw.h (dwarf_getfuncs): Expand function documentation.
+
+2013-09-12 Mark Wielaard <mjw@redhat.com>
+
+ * fde.c (intern_fde): Free fde and set libdw errno when start
+ or end could not be read.
+
+2013-08-24 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_getlocation.c (store_implicit_value): Don't take data
+ as argument, get block data from op number2. Return false when
+ block data length and op number don't match up.
+ (__libdw_intern_expression): Store start of block for
+ DW_OP_implicit_value and DW_OP_GNU_entry_value instead of
+ relative data offset. Also store block start (including length)
+ for DW_OP_GNU_const_type. Don't pass data to store_implicit_value.
+ * dwarf_getlocation_attr.c: New file.
+ * dwarf_getlocation_die.c: Likewise.
+ * libdw.h (dwarf_getlocation_die): New function definition.
+ (dwarf_getlocation_attr): Likewise.
+ * libdwP.h: Declare internal dwarf_getlocation_die.
+ * libdw.map (ELFUTILS_0.157): Add dwarf_getlocation_die and
+ dwarf_getlocation_attr.
+ * Makefile.am (libdw_a_SOURCES): Add dwarf_getlocation_die.c and
+ dwarf_getlocation_attr.c.
+
+2013-08-23 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_getlocation.c (attr_ok): Also accept DW_AT_segment.
+ (attr_base_address): New function.
+ (initial_offset_base): New function.
+ (getlocations_addr): New function. Taken from...
+ (dwarf_getlocation_addr): here. Use new initial_offset_base and
+ getlocations_addr.
+ (dwarf_getlocations): New function.
+ * libdw.h (dwarf_getlocations): New function definition.
+ * libdw.map (ELFUTILS_0.157): New.
+
+2013-07-02 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_getsrclines.c (dwarf_getsrclines): Add new stack allocation
+ limit MAX_STACK_ALLOC. After MAX_STACK_ALLOC lines use malloc in
+ NEW_LINE macro. Free malloced line records if any at the end.
+
+2013-07-02 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_getcfi_elf.c (getcfi_shdr): Check sh_type == SHT_PROGBITS.
+
+2013-06-26 Mark Wielaard <mjw@redhat.com>
+
+ * libdw_visit_scopes.c (__libdw_visit_scopes): Don't reject root
+ DIEs without children. Return an error whenever dwarf_child or
+ dwarf_siblingof return an error. Don't call recurse and increase
+ the depth for an imported unit. Walk the children of an imported
+ unit as if they are logical children of the parent root DIE.
+
+2013-05-03 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_getsrclines.c (dwarf_getsrclines): Only set end_sequence
+ when nlinelist > 0.
+
+2013-04-28 Jan Kratochvil <jan.kratochvil@redhat.com>
+
+ * libdw.map (ELFUTILS_0.156): New.
+
+2013-04-24 Mark Wielaard <mjw@redhat.com>
+
+ * Makefile.am: Use AM_CPPFLAGS instead of INCLUDES.
+
+2013-04-10 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_formref_die.c (dwarf_formref_die): Reference size is only
+ equal to address size when we have a DW_FORM_ref_addr for DWARF
+ version 2.
+
+2013-03-25 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_getsrclines.c (dwarf_getsrclines): Mark highest address as
+ end_sequence.
+
+2013-03-12 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_getsrcfiles.c (dwarf_getsrcfiles): Allow DW_TAG_partial_unit.
+ * dwarf_getsrclines.c (dwarf_getsrclines): Likewise.
+
+2013-02-15 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_formstring.c (dwarf_formstring): Check dbg_ret->sectiondata,
+ not dbg->sectiondata.
+
+2013-01-07 Roland McGrath <roland@hack.frob.com>
+
+ * memory-access.h
+ [ALLOW_UNALIGNED] (read_8ubyte_unaligned_noncvt): New macro.
+ [!ALLOW_UNALIGNED] (read_8ubyte_unaligned_noncvt): New inline function.
+
+2012-12-18 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_begin_elf.c (valid_p): Call Dwarf_Sig8_Hash_free if invalid.
+ (check_section): Likewise on error.
+ (scngrp_read): Likewise.
+ (dwarf_begin_elf): Likewise.
+
+2012-10-09 Petr Machata <pmachata@redhat.com>
+
+ * dwarf_getlocation.c (__libdw_intern_expression): Handle
+ DW_OP_GNU_parameter_ref, DW_OP_GNU_convert, DW_OP_GNU_reinterpret,
+ DW_OP_GNU_regval_type, DW_OP_GNU_entry_value,
+ DW_OP_GNU_deref_type, DW_OP_GNU_const_type.
+
+2012-10-08 Jan Kratochvil <jan.kratochvil@redhat.com>
+
+ * cfi.c: New include system.h.
+ (execute_cfi) (enough_registers): Clear new memory after realloc.
+
+2012-10-08 Jan Kratochvil <jan.kratochvil@redhat.com>
+
+ * fde.c (__libdw_find_fde): Change <fde != NULL> to likely. Return
+ DWARF_E_NO_MATCH if .eh_frame_hdr points to FDE which is too short for
+ searched PC.
+
+2012-10-08 Jan Kratochvil <jan.kratochvil@redhat.com>
+
+ * dwarf_getlocation.c (__libdw_intern_expression) <cfap>: Make new
+ loclist element DW_OP_call_frame_cfa before decoding the opcodes.
+ Remove the later DW_OP_call_frame_cfa push to RESULT.
+
+2012-10-08 Jan Kratochvil <jan.kratochvil@redhat.com>
+
+ Code cleanup.
+ * fde.c (binary_search_fde): Remove always true <address >= start>
+ conditional. Move L initialization upwards.
+
+2012-08-24 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_begin_elf.c (check_section): Only probe for dwz multi files
+ when ENABLE_DWZ is defined.
+ * libdwP.h (__check_build_id): Only declare when ENABLE_DWZ is
+ defined.
+
+2012-08-16 Mark Wielaard <mjw@redhat.com>
+
+ * Makefile.am (EXTRA_DIST): Add known-dwarf.h.
+ * dwarf.h (DW_LANG_Go): Update comment.
+ (DW_LANG_Mips_Assembler): Likewise.
+
+2012-06-27 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf.h: Add DW_FORM_GNU_ref_alt and DW_FORM_GNU_strp_alt.
+ * dwarf_begin.c (dwarf_begin): Add INTDEF.
+ * dwarf_begin_elf.c (__check_build_id): New internal_function.
+ (try_debugaltlink): New function.
+ (open_debugaltlink): Likewise.
+ (check_section): Try open_debugaltlink for .gnu_debugaltlink.
+ * dwarf_end.c (dwarf_end): Free the alternative Dwarf descriptor if
+ necessary.
+ * dwarf_error.c (errmsgs): Add DWARF_E_NO_ALT_DEBUGLINK.
+ * dwarf_formref.c (__libdw_formref): Using DW_FORM_GNU_ref_alt
+ is an error here.
+ * dwarf_formref_die.c (dwarf_formref_die): Handle DW_FORM_GNU_ref_alt.
+ * dwarf_formstring.c (dwarf_formstring): Handle DW_FORM_GNU_strp_alt.
+ * dwarf_formudata.c (__libdw_formptr): Adjust __libdw_read_offset
+ calls.
+ * dwarf_getpubnames.c (get_offsets): Adjust __libdw_read_offset call.
+ * libdwP.h: Add DWARF_E_NO_ALT_DEBUGLINK.
+ (struct Dwarf): Add alt_dwarf and free_alt fields.
+ (__libdw_read_offset): Add dbg_ret argument, use to check with
+ __libdw_offset_in_section.
+ (__check_build_id): New function declaration.
+ (dwarf_begin): Define as INTDECL.
+ * libdw_form.c (__libdw_form_val_len): Handle DW_FORM_GNU_ref_alt
+ and DW_FORM_GNU_strp_alt.
+
+2012-07-19 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf.h: Add DW_OP_GNU_parameter_ref.
+
+2012-07-24 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf.h: Correct spelling of DW_LANG_ObjC.
+ * dwarf_aggregate_size.c (array_size): Use correct spelling of
+ DW_LANG_ObjC.
+
+2012-07-24 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf.h: Add DW_ATE_UTF.
+
+2012-06-27 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf.h: Add DW_MACRO_GNU .debug_macro type encodings.
+
+2012-06-26 Mark Wielaard <mjw@redhat.com>
+
+ * libdwP.h: Add IDX_debug_macro.
+ * dwarf.h: Add DW_AT_GNU_macros.
+ * dwarf_begin_elf.c (dwarf_scnnames): Add .debug_macro.
+ * dwarf_formudata.c (dwarf_formudata): Recognize DW_AT_GNU_macros.
+
+2012-04-27 Mark Wielaard <mjw@redhat.com>
+
+ * libdw/dwarf_highpc.c (dwarf_highpc): Handle DW_AT_high_pc being
+ a constant offset from DW_AT_low_pc.
+
+2012-03-19 Tom Tromey <tromey@redhat.com>
+
+ * libdw_findcu.c (findcu_cb): Move earlier.
+ (__libdw_intern_next_unit): Add new CU to search tree here...
+ (__libdw_findcu): ... not here.
+
+2012-01-31 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_formudata.c (dwarf_formudata): Handle DW_FORM_sec_offset.
+
+2011-11-31 Mark Wielaard <mjw@redhat.com>
+
+ * Makefile.am (known-dwarf.h): Run gawk on config/known-dwarf.awk.
+
+2011-07-14 Mark Wielaard <mjw@redhat.com>
+
+ * libdw.h (dwarf_offdie): Fix documentation to mention .debug_info.
+
+2011-05-16 Jakub Jelinek <jakub@redhat.com>
+
+ * dwarf.h (DW_OP_GNU_const_type, DW_OP_GNU_regval_type,
+ DW_OP_GNU_deref_type, DW_OP_GNU_convert, DW_OP_GNU_reinterpret):
+ New.
+
+2011-04-26 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_child (dwarf_child): Sanity check end of section against
+ cu_data () of die->cu.
+
+2011-03-22 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf.h: Add DW_TAG_GNU_call_site,
+ DW_TAG_GNU_call_site_parameter,
+ DW_AT_GNU_call_site_value,
+ DW_AT_GNU_call_site_data_value,
+ DW_AT_GNU_call_site_target,
+ DW_AT_GNU_call_site_target_clobbered,
+ DW_AT_GNU_tail_call,
+ DW_AT_GNU_all_tail_call_sites,
+ DW_AT_GNU_all_call_sites,
+ DW_AT_GNU_all_source_call_sites,
+ and DW_OP_GNU_entry_value.
+
+2011-03-10 Petr Machata <pmachata@redhat.com>
+
+ * libdw/dwarf_tag.c (__libdw_findabbrev): Reject requests for
+ abbreviation with code 0.
+
+2011-03-09 Petr Machata <pmachata@redhat.com>
+
+ * libdw/dwarf_child.c (dwarf_child): Check for section overrun.
+
+2011-02-23 Roland McGrath <roland@redhat.com>
+
+ * libdwP.h (struct Dwarf) [USE_ZLIB]: New member sectiondata_gzip_mask.
+ Declare __libdw_free_zdata.
+ * dwarf_end.c [USE_ZLIB] (__libdw_free_zdata): New function.
+ (dwarf_end): Call it.
+
+ * dwarf_begin_elf.c (valid_p): Likewise.
+ (check_section, scngrp_read): Likewise.
+ (check_section) [USE_ZLIB]: Grok .z* flavors of sections.
+
+2010-10-13 Roland McGrath <roland@redhat.com>
+
+ * dwarf.h: Add DW_LANG_Go.
+
+2010-10-05 Roland McGrath <roland@redhat.com>
+
+ * dwarf_getaranges.c: Use malloc rather than alloca,
+ since the total number of elements can be quite huge.
+
+2010-07-26 Roland McGrath <roland@redhat.com>
+
+ * dwarf_getlocation_implicit_pointer.c: New file.
+ * Makefile.am (libdw_a_SOURCES): Add it.
+ * libdw.map (ELFUTILS_0.149): New set.
+ Add dwarf_getlocation_implicit_pointer.
+ * libdw.h: Declare it.
+
+ * dwarf_offdie.c (do_offdie): Renamed to __libdw_offdie, made global.
+ (dwarf_offdie, dwarf_offdie_types): Update callers.
+ * libdwP.h: Declare it.
+
+ * dwarf.h: Add DW_OP_GNU_implicit_pointer.
+ * dwarf_getlocation.c (__libdw_intern_expression): Handle it.
+
+2010-08-24 Roland McGrath <roland@redhat.com>
+
+ * libdw.map (ELFUTILS_0.149): New set. Add dwfl_dwarf_line.
+
+2010-07-27 Roland McGrath <roland@redhat.com>
+
+ * dwarf_formref_die.c: Fix sig8 hash insertion.
+
+2010-06-23 Roland McGrath <roland@redhat.com>
+
+ * cfi.c (dwarf_cfi_validate_fde): Function removed.
+ * libdw.h: Remove it.
+ * libdw.map: Likewise.
+
+2010-06-22 Roland McGrath <roland@redhat.com>
+
+ * dwarf_getlocation.c (check_constant_offset): data[48] are constant.
+
+ * dwarf_getsrclines.c: Fix signed comparison warning in extended
+ opcode parsing.
+
+2010-06-21 Roland McGrath <roland@redhat.com>
+
+ * dwarf.h: Add DW_TAG_GNU_* constants.
+
+ * memory-access.h (get_sleb128_rest_return): Fix sign extension for
+ 10-byte case.
+
+2010-06-20 Roland McGrath <roland@redhat.com>
+
+ * libdw_findcu.c (__libdw_findcu): Take new flag argument,
+ to search TUs instead of CUs.
+ * libdwP.h: Update decl.
+ (struct Dwarf): New member tu_tree.
+ * dwarf_end.c (dwarf_end): Clean up tu_tree.
+ * dwarf_offdie.c (do_offdie): New function, broken out of ...
+ (dwarf_offdie): ... here.
+ (dwarf_offdie_types): New function.
+ * libdw.h: Declare it.
+ * libdw.map (ELFUTILS_0.148): Add it.
+
+ * libdwP.h (CUDIE): Use cu_data.
+ * dwarf_formblock.c: Likewise.
+ * dwarf_formref_die.c: Likewise.
+ * dwarf_diecu.c: Use CUDIE macro.
+ * dwarf_formaddr.c: Use cu_sec_idx.
+
+2010-06-16 Roland McGrath <roland@redhat.com>
+
+ * dwarf_formref_die.c: Use dwarf_offdie only for DW_FORM_ref_addr, so
+ we don't repeat a CU lookup we've already done. Handle
+ DW_FORM_ref_sig8 using sig8_hash table and __libdw_intern_next_unit.
+
+ * libdw_findcu.c (__libdw_intern_next_unit): New function,
+ broken out of ...
+ (__libdw_findcu): ... here. Call it.
+ * libdwP.h: Declare it.
+ (struct Dwarf): New member next_tu_offset.
+
+ * dwarf_sig8_hash.c: New file.
+ * dwarf_sig8_hash.h: New file.
+ * Makefile.am (libdw_a_SOURCES, noinst_HEADERS): Add them.
+ * dwarf_abbrev_hash.c: Include dwarf_sig8_hash.h before
+ defining NO_UNDEF.
+ * libdwP.h (struct Dwarf): New member sig8_hash.
+ * dwarf_begin_elf.c: Call Dwarf_Sig8_Hash_init on it.
+ * dwarf_end.c: Call Dwarf_Sig8_Hash_free on it.
+
+ * dwarf_nextcu.c (dwarf_next_unit): New function, broken out of ...
+ (dwarf_nextcu): ... here. Call it.
+ * libdw.h: Declare it.
+ * libdwP.h: Add INTDECL.
+ * libdw_findcu.c (__libdw_findcu): Use it instead of dwarf_nextcu.
+ * libdw.map (ELFUTILS_0.148): New set, add dwarf_next_unit.
+
+ * libdwP.h (cu_sec_idx, cu_data): New functions.
+ Use .debug_types when CU is a TU.
+ * dwarf_cuoffset.c: Use that instead of assuming IDX_debug_info.
+ * dwarf_siblingof.c: Likewise.
+ * dwarf_formstring.c: Likewise.
+ * dwarf_formudata.c (__libdw_formptr, dwarf_formudata): Likewise.
+ * dwarf_getlocation.c (dwarf_getlocation): Likewise.
+ (dwarf_getlocation_addr): Likewise.
+
+ * libdwP.h (struct Dwarf_CU): Add new members type_offset, type_sig8.
+ (DIE_OFFSET_FROM_CU_OFFSET): Take flag argument; if true, compute
+ .debug_types header size instead of .debug_info header size.
+ (CUDIE): Use it.
+ * dwarf_diecu.c: Update caller.
+ * dwarf_getaranges.c: Likewise.
+ * dwarf_nextcu.c: Likewise.
+ * libdw_findcu.c (__libdw_findcu): Initialize new members.
+
+ * fde.c (fde_by_offset): Renamed to ...
+ (__libdw_fde_by_offset): ... this, made global and internal_function.
+ Don't take ADDRESS argument.
+ (__libdw_find_fde): Update caller. Do address sanity check here.
+ * cfi.h: Declare __libdw_fde_by_offset.
+ * cfi.c (dwarf_cfi_validate_fde): New function.
+ * libdw.h: Declare it.
+ * libdw.map (ELFUTILS_0.148): Add it.
+
+ * cie.c (intern_new_cie): Canonicalize DW_EH_PE_absptr FDE encoding to
+ either DW_EH_PE_udata8 or DW_EH_PE_udata4.
+
+ * encoded-value.h (read_encoded_value): Handle DW_EH_PE_indirect.
+ Don't assume DW_EH_PE_aligned refers to native address size.
+
+ * cfi.c (execute_cfi): Barf on CIE initial instructions changing the
+ address.
+
+2010-06-17 Roland McGrath <roland@redhat.com>
+
+ * libdwP.h (struct Dwarf_Line_s): Add members isa, discriminator, and
+ op_index.
+ * dwarf_getsrclines.c (dwarf_getsrclines): Move NEW_FILE macro guts
+ into an inner inline function. Set new fields. Check all fields for
+ overflow when setting.
+ * dwarf_lineisa.c: New file.
+ * dwarf_linediscriminator.c: New file.
+ * dwarf_lineop_index.c: New file.
+ * Makefile.am (libdw_a_SOURCES): Add them.
+ * libdw.map (ELFUTILS_0.148): Add them.
+ * libdw.h: Declare them.
+
+2010-06-16 Roland McGrath <roland@redhat.com>
+
+ * dwarf_next_cfi.c: Fix version 4 return_address_register decoding.
+
+ * fde.c (fde_by_offset): Renamed to ...
+ (__libdw_fde_by_offset): ... this, made global and internal_function.
+ Don't take ADDRESS argument.
+ (__libdw_find_fde): Update caller. Do address sanity check here.
+ * cfi.h: Declare __libdw_fde_by_offset.
+ * cfi.c (dwarf_cfi_validate_fde): New function.
+ * libdw.h: Declare it.
+ * libdw.map (ELFUTILS_0.148): Add it.
+
+ * cie.c (intern_new_cie): Canonicalize DW_EH_PE_absptr FDE encoding to
+ either DW_EH_PE_udata8 or DW_EH_PE_udata4.
+
+ * encoded-value.h (read_encoded_value): Handle DW_EH_PE_indirect.
+ Don't assume DW_EH_PE_aligned refers to native address size.
+
+ * cfi.c (execute_cfi): Barf on CIE initial instructions changing the
+ address.
+
+2010-06-15 Roland McGrath <roland@redhat.com>
+
+ * dwarf_formref.c (__libdw_formref): Diagnose DW_FORM_ref_sig8 like
+ DW_FORM_ref_addr.
+ * dwarf_formref_die.c (dwarf_formref_die): Diagnose it the same way
+ here, since we don't support it yet.
+
+ * dwarf_next_cfi.c: Handle version 4 format.
+
+ * dwarf_getsrclines.c: Handle version 4 format.
+
+2010-06-01 Roland McGrath <roland@redhat.com>
+
+ * libdwP.h: Remove unused IDX_debug_*names, add IDX_debug_types.
+ * dwarf_begin_elf.c (dwarf_scnnames): Likewise.
+
+ * libdwP.h (CIE_VERSION): Remove unused macro.
+
+ * dwarf_getsrclines.c: Fix version field test.
+ * libdwP.h (DWARF_VERSION): Remove useless macro.
+
+ * dwarf_formudata.c (__libdw_formptr): Fix DW_FORM_sec_offset handling.
+
+ * dwarf_formblock.c (dwarf_formblock): Handle DW_FORM_exprloc.
+
+ * libdw_findcu.c (__libdw_findcu): Accept version 4.
+
+2010-05-31 Mark Wielaard <mjw@redhat.com>
+
+ * cfi.h (dwarf_cfi_cie_p): Move definition from here, to ..
+ * libdw.h (dwarf_cfi_cie_p): ... here.
+
+2010-05-31 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf.h: Fix DW_LANG_Python constant.
+
+2010-05-28 Eduardo Santiago <santiago@redhat.com>
+
+ * dwarf_getlocation.c (dwarf_getlocation): Do attr_ok check first
+ thing.
+
+2010-05-27 Roland McGrath <roland@redhat.com>
+
+ * dwarf.h: Add DW_AT_enum_class, DW_AT_linkage_name,
+ DW_TAG_template_alias, DW_LANG_Python, DW_LNE_set_discriminator.
+
+2010-05-08 Roland McGrath <roland@redhat.com>
+
+ * dwarf_getlocation.c (__libdw_intern_expression): Take new argument
+ REF_SIZE. Use that to handle DW_OP_call_ref correctly.
+ (getlocation): Update caller.
+ * dwarf_frame_cfa.c (dwarf_frame_cfa): Likewise.
+ * dwarf_frame_register.c (dwarf_frame_register): Likewise.
+ * libdwP.h: Update decl.
+
+2010-04-26 Roland McGrath <roland@redhat.com>
+
+ * cfi.h (struct Dwarf_Frame_s): Add cfa_invalid alternative in cfa_rule.
+ * cfi.c (execute_cfi): Set that instead of doing cfi_assert for
+ DW_CFA_def_cfa_{offset*,register} when a non-offset rule is in force.
+ * dwarf_frame_cfa.c (dwarf_frame_cfa): Handle cfa_invalid.
+
+ * dwarf_getlocation.c (__libdw_intern_expression): Take new arg CFAP.
+ Prepend DW_OP_call_frame_cfa if true.
+ (getlocation): Update caller.
+ * dwarf_frame_cfa.c (dwarf_frame_cfa): Likewise.
+ * dwarf_frame_register.c (dwarf_frame_register): Likewise.
+ * libdwP.h: Update decl.
+
+2010-04-22 Roland McGrath <roland@redhat.com>
+
+ * cfi.c (execute_cfi): Never return without cleanup.
+ Free FS on failure.
+ (cie_cache_initial_state): Adjust caller to expect that free.
+ (__libdw_frame_at_address): Likewise.
+
+2010-03-10 Roland McGrath <roland@redhat.com>
+
+ * libdw.map (ELFUTILS_0.146): New set. Add dwfl_core_file_report.
+
+2010-02-15 Roland McGrath <roland@redhat.com>
+
+ * Makefile.am: Use config/eu.am for common stuff.
+
+2010-02-02 Mark Wielaard <mjw@redhat.com>
+
+ * fde.c (intern_fde): Fix length check for sized_augmentation_data.
+
+2010-01-07 Roland McGrath <roland@redhat.com>
+
+ * dwarf_getcfi_elf.c (getcfi_phdr): Use elf_getphdrnum.
+
+2010-01-05 Roland McGrath <roland@redhat.com>
+
+ * dwarf_aggregate_size.c: New file.
+ * Makefile.am (libdw_a_SOURCES): Add it.
+ * libdw.h: Declare it.
+ * libdwP.h: Add INTDECL.
+ * libdw.map (ELFUTILS_0.144): New set. Add dwarf_aggregate_size.
+
+ * dwarf_srclang.c: Add INTDEF.
+ * libdwP.h: Add INTDECL.
+
+ * dwarf.h: Add some more DW_AT_GNU_* types from gcc.
+
+ * dwarf.h: Add DW_AT_GNU_vector, DW_AT_GNU_template_name.
+
+2009-11-21 Roland McGrath <roland@redhat.com>
+
+ * dwarf_getlocation.c (check_constant_offset): Return 1 for all
+ non-constant forms.
+
+2009-10-15 Roland McGrath <roland@redhat.com>
+
+ * libdw_form.c (__libdw_form_val_len): Grok DW_FORM_sec_offset,
+ DW_FORM_exprloc, DW_FORM_flag_present, and DW_FORM_ref_sig8.
+
+2009-09-17 Roland McGrath <roland@redhat.com>
+
+ * dwarf_getlocation.c (dwarf_getlocation_implicit_value): Make OP
+ argument a pointer to const.
+ * libdw.h: Update decl.
+
+2009-09-10 Roland McGrath <roland@redhat.com>
+
+ * dwarf_getlocation.c (store_implicit_value): New function.
+ (__libdw_intern_expression): Use it, handle DW_OP_implicit_value.
+ (dwarf_getlocation_implicit_value): New function.
+ * libdw.h: Declare it.
+ * libdw.map (ELFUTILS_0.143): Add it.
+
+2009-09-09 Mark Wielaard <mjw@redhat.com>
+
+ * dwarf_getcfi.c (dwarf_getcfi): Clear cfi->ebl.
+
+2009-08-21 Josh Stone <jistone@redhat.com>
+
+ * dwarf_hasattr_integrate.c: Integrate DW_AT_specification too.
+
+2009-08-10 Roland McGrath <roland@redhat.com>
+
+ * dwarf_getscopevar.c: Use dwarf_diename.
+
+2009-08-09 Roland McGrath <roland@redhat.com>
+
+ * libdw.map (ELFUTILS_0.143): New version set,
+ inherits from ELFUTILS_0.142.
+ * dwarf_arrayorder.c: Use OLD_VERSION and NEW_VERSION to define an
+ alias in the ELFUTILS_0.122 version set and the default in the new set.
+ * dwarf_srclang.c: Likewise.
+ * dwarf_decl_file.c: Likewise.
+ * dwarf_decl_line.c: Likewise.
+ * dwarf_decl_column.c: Likewise.
+ * dwarf_bytesize.c: Likewise.
+ * dwarf_bitsize.c: Likewise.
+ * dwarf_bitoffset.c: Likewise.
+
+2009-08-07 Roland McGrath <roland@redhat.com>
+
+ * dwarf_arrayorder.c: Use dwarf_attr_integrate.
+ * dwarf_srclang.c: Likewise.
+ * dwarf_decl_file.c: Likewise.
+ * dwarf_decl_line.c (__libdw_attr_intval): Likewise.
+ * dwarf_bytesize.c: Likewise.
+ * dwarf_bitsize.c: Likewise.
+ * dwarf_bitoffset.c: Likewise.
+
+2009-07-22 Roland McGrath <roland@redhat.com>
+
+ * dwarf_frame_cfa.c: Change calling convention.
+ * libdw.h: Update decl.
+
+ * dwarf_frame_register.c: Change calling/return-value convention for
+ value-only results and undefined/same_value.
+ * libdw.h: Update decl.
+
+ * dwarf_getlocation.c (__libdw_intern_expression): Take new bool
+ argument, append DW_OP_stack_value if set. Don't take NOPS argument,
+ return that value instead.
+ (getlocation): Update caller.
+ * dwarf_frame_cfa.c: Likewise.
+ * libdwP.h: Update decl.
+
+2009-07-21 Roland McGrath <roland@redhat.com>
+
+ * dwarf_getsrc_file.c: Ignore a CU that just has no DW_AT_stmt_list.
+ Fix loop iteration after skipping a bogus or useless CU.
+
+ * dwarf_entry_breakpoints.c: Handle 0 dwarf_errno () as harmless
+ absence, not DWARF_E_NO_DEBUG_LINE.
+
+2009-07-20 Roland McGrath <roland@redhat.com>
+
+ * dwarf_getlocation.c (__libdw_intern_expression):
+ Handle DW_OP_stack_value.
+
+2009-07-16 Roland McGrath <roland@redhat.com>
+
+ * dwarf_formudata.c (__libdw_formptr): Handle DW_FORM_sec_offset,
+ reject others when CU's version > 3.
+
+ * dwarf_formflag.c: Handle DW_FORM_flag_present.
+
+ * dwarf.h: Add DW_OP_{implicit,stack}_value from DWARF 4 draft.
+ Also DW_TAG_type_unit and DW_TAG_rvalue_reference_type.
+ Also DW_AT_signature, DW_AT_main_subprogram, DW_AT_data_bit_offset,
+ and DW_AT_const_expr.
+ Also DW_FORM_sec_offset, DW_FORM_exprloc, DW_FORM_flag_present,
+ and DW_FORM_ref_sig8.
+
+2009-07-15 Roland McGrath <roland@redhat.com>
+
+ * dwarf_getlocation.c: Grok DW_OP_form_tls_address,
+ DW_OP_GNU_push_tls_address, and DW_OP_bit_piece.
+
+2009-07-13 Roland McGrath <roland@redhat.com>
+
+ * dwarf_getlocation.c: Grok DW_OP_call_frame_cfa.
+
+2009-07-08 Roland McGrath <roland@redhat.com>
+
+ * libdw.map (ELFUTILS_0.142): Add dwfl_module_dwarf_cfi,
+ dwfl_module_eh_cfi.
+
+ * libdwP.h (struct Dwarf): Add member `cfi'.
+ * dwarf_end.c (dwarf_end): Call __libdw_destroy_frame_cache on it.
+ * dwarf_getcfi.c: New file.
+ * dwarf_getcfi_elf.c: New file.
+ * dwarf_cfi_end.c: New file.
+ * dwarf_cfi_addrframe.c: New file.
+ * dwarf_frame_cfa.c: New file.
+ * dwarf_frame_register.c: New file.
+ * dwarf_frame_return_address_register.c: New file.
+ * Makefile.am (libdw_a_SOURCES): Add them.
+ * unwind.h: Declare those functions.
+ * libdw.map (ELFUTILS_0.142): Export them.
+
+ * dwarf_getlocation.c (__libdw_intern_expression): New function,
+ broken out of ...
+ (getlocation): ... here, call it.
+ * libdwP.h: Declare it.
+
+ * cie.c: New file.
+ * fde.c: New file.
+ * frame-cache.c: New file.
+ * cfi.c: New file.
+ * cfi.h: New file.
+ * encoded-value.h: New file.
+ * Makefile.am (libdw_a_SOURCES, noinst_HEADERS): Add them.
+ * libdwP.h: Add DWARF_E_INVALID_CFI to errors enum.
+ * dwarf_error.c (errmsgs): Add element for it.
+
+ * dwarf_next_cfi.c: New file.
+ * Makefile.am (libdw_a_SOURCES): Add it.
+ * libdw.h (Dwarf_CIE, Dwarf_FDE, Dwarf_CIE_Entry): New types.
+ Declare dwarf_next_cfi.
+ * libdw.map (ELFUTILS_0.142): New set, inherits from ELFUTILS_0.136.
+ Add dwarf_next_cfi.
+
+ * memory-access.h [! ALLOW_UNALIGNED]
+ (read_2ubyte_unaligned): Renamed to ...
+ (read_2ubyte_unaligned_1): ... this. Take bool rather than Dwarf *.
+ (read_2ubyte_unaligned): Define as macro passing dbg->other_byte_order.
+ (read_2sbyte_unaligned): Likewise.
+ (read_4ubyte_unaligned): Likewise.
+ (read_4sbyte_unaligned): Likewise.
+ (read_8ubyte_unaligned): Likewise.
+ (read_8sbyte_unaligned): Likewise.
+
+ * libdwP.h (IDX_eh_frame): Remove it.
+ * dwarf_begin_elf.c (dwarf_scnnames): Remove its element.
+
+2009-07-08 Roland McGrath <roland@redhat.com>
+
+ * libdwP.h (struct Dwarf_Line_s): Reorder members to pack better.
+
+ * dwarf_getlocation.c (check_constant_offset): New function.
+ (dwarf_getlocation, dwarf_getlocation_addr): Call it to
+ handle DW_AT_data_member_location of data[48] as constant offset.
+
+2009-06-18 Roland McGrath <roland@redhat.com>
+
+ * libdwP.h (__libdw_read_address_inc): Constify.
+ (__libdw_read_offset_inc): Likewise.
+ * dwarf_getaranges.c: Likewise.
+ * dwarf_getlocation.c: Likewise.
+ * dwarf_getsrclines.c: Likewise.
+ * dwarf_nextcu.c: Likewise.
+
+2009-05-05 Petr Machata <pmachata@redhat.com>
+
+ * libdwP.h (__libdw_formptr): Declare new function.
+ * dwarf_formudata.c: Implement it here.
+ * dwarf_getlocation.c (dwarf_getlocation_addr):
+ Call it instead of hand-rolled offset handling code.
+ * dwarf_getsrclines.c (dwarf_getsrclines): Likewise.
+ * dwarf_ranges.c (dwarf_ranges): Likewise.
+
+2009-05-04 Petr Machata <pmachata@redhat.com>
+
+ * libdwP.h (__libdw_read_begin_end_pair_inc): Declare new function.
+ * dwarf_ranges.c: Implement it here.
+ (dwarf_ranges): Call it.
+ * dwarf_getlocation.c (dwarf_getlocation_addr): Call it also here.
+
+2009-04-23 Petr Machata <pmachata@redhat.com>
+
+ * dwarf_formaddr.c (dwarf_formaddr): Call __libdw_read_* instead
+ of read_*ubyte_unaligned.
+ * dwarf_formref_die.c (dwarf_formref_die): Likewise.
+ * dwarf_formstring.c (dwarf_formstring): Likewise.
+ * dwarf_formudate.c (dwarf_formudata): Likewise.
+ * dwarf_getaranges.c (dwarf_getaranges): Likewise.
+ * dwarf_getlocation.c (dwarf_getlocation_addr): Likewise.
+ * dwarf_getpubnames.c (get_offsets): Likewise.
+ * dwarf_nextcu.c (dwarf_nextcu): Likewise.
+
+2009-04-23 Petr Machata <pmachata@redhat.com>
+
+ * libdwP.h (__libdw_read_addr_inc, __libdw_read_off_inc,
+ __libdw_read_addr, __libdw_read_off): Add four new internal
+ functions.
+
+2009-05-07 Roland McGrath <roland@redhat.com>
+
+ * dwarf_getmacros.c (dwarf_getmacros): Use absolute section offset in
+ return value and OFFSET argument, not CU-relative. Only fetch the
+ attribute data when called with OFFSET of 0.
+
+2009-05-07 Petr Machata <pmachata@redhat.com>
+
+ * dwarf_getmacros.c (dwarf_getmacros): Take into account offset in
+ DW_AT_macro_info attribute of CU DIE.
+
+2009-04-15 Roland McGrath <roland@redhat.com>
+
+ * dwarf.h (DW_CIE_ID): Removed.
+ (DW_CIE_ID_32, DW_CIE_ID_64): New constants replace it.
+
+2009-04-01 Roland McGrath <roland@redhat.com>
+
+ * dwarf.h: Add DW_CFA_GNU_negative_offset_extended.
+
+2009-01-28 Roland McGrath <roland@redhat.com>
+
+ * libdwP.h (struct Dwarf_Line_s): Move out of struct Dwarf_Lines_s
+ defn so C++ doesn't scope the name to not match the Dwarf_Line typedef.
+
+ * libdwP.h (struct Dwarf_Files_s): Replace dbg field with cu field.
+
+2009-01-26 Roland McGrath <roland@redhat.com>
+
+ * dwarf_ranges.c: Return 0 when no ranges or *_pc attrs at all.
+
+2009-01-25 Roland McGrath <roland@redhat.com>
+
+ * dwarf_getattrs.c: Correctly skip attribute values when restarting.
+
+2009-01-23 Roland McGrath <roland@redhat.com>
+
+ * Makefile.am ($(srcdir)/known-dwarf.h): Target renamed back.
+ Put these rules under if MAINTAINER_MODE.
+
+2009-01-22 Roland McGrath <roland@redhat.com>
+
+ * dwarf.h: Add DW_OP_GNU_encoded_addr.
+
+2009-01-21 Roland McGrath <roland@redhat.com>
+
+ * Makefile.am (CLEANFILES): Renamed to ...
+ (MOSTLYCLEANFILES): ... here.
+ (CLEANFILES): New variable, add known-dwarf.h.
+
+2009-01-17 Roland McGrath <roland@redhat.com>
+
+ * Makefile.am (known-dwarf.h): Target renamed, not in $(srcdir).
+ Make it unconditional.
+ (BUILT_SOURCES): Updated.
+
+ * dwarf.h: Add description comments for DW_LANG_* values.
+
+ * Makefile.am [MAINTAINER_MODE]
+ ($(srcdir)/known-dwarf.h): New target.
+ (BUILT_SOURCES): Add it.
+
+ * dwarf.h: Add DW_OP_GNU_push_tls_address, DW_OP_GNU_uninit.
+
+2009-01-10 Ulrich Drepper <drepper@redhat.com>
+
+ * dwarf_error.c: Always use __thread. Remove all !USE_TLS code.
+
+2009-01-08 Roland McGrath <roland@redhat.com>
+
+ * Makefile.am (libdw.so): Don't depend on $(zip_LIBS), just link it in.
+
+2008-01-06 Roland McGrath <roland@redhat.com>
+
+ * libdwP.h (struct Dwarf_Abbrev): Change type of 'has_children' to bool.
+ Reorder members.
+ * dwarf_haschildren.c: Return -1 for error case, not 0.
+
+ * Makefile.am (libdw.so): Link in $(zip_LIBS).
+
+2009-01-06 Ulrich Drepper <drepper@redhat.com>
+
+ * dwarf.h: Add definition for unwind and call frame information.
+
+ * memory-access.h: Define read_ubyte_unaligned, read_sbyte_unaligned,
+ read_ubyte_unaligned_inc, and read_sbyte_unaligned_inc.
+
+2008-08-15 Roland McGrath <roland@redhat.com>
+
+ * libdw.map (ELFUTILS_0.136): New version set, inherits from
+ ELFUTILS_0.130. Add dwfl_addrsegment, dwfl_report_segment.
+
+2008-01-21 Ulrich Drepper <drepper@redhat.com>
+
+ * dwarf_child.c: Minor optimizations.
+ * dwarf_getattrs.c: Likewise.
+ * dwarf_getpubnames.c: Likewise.
+ * dwarf_siblingof.c: Likewise.
+ * dwarf_tag.c: Likewise.
+
+2008-01-18 Ulrich Drepper <drepper@redhat.com>
+
+ * dwarf_getsrclines.c (dwarf_getsrclines): Don't require exact match
+ of DWARF_VERSION comparison, just fail if the file's version is newer.
+
+2008-01-17 Nick Clifton <nickc@redhat.com>
+
+ * dwarf.h (DWARF3_LENGTH_MIN_ESCAPE_CODE): New define.
+ (DWARF3_LENGTH_MAX_ESCAPE_CODE): New define.
+ (DWARF3_LENGTH_64_BIT): New define.
+ * dwarf_getaranges (dwarf_getaranges): Use the new definitions.
+ * dwarf_getpubnames: Include dwarf.h.
+ (get_offsets): Use the new definitions.
+ * dwarf_getsrclines.c (dwarf_getsrclines): Use the new defintions.
+ * dwarf_nextcu.c: Include dwarf.h. Correct comment.
+ (dwarf_nextcu): Use the new definitions.
+
+ * libdwP.h (DIE_OFFSET_FROM_CU_OFFSET): New macro.
+ * dwarf_diecu.c (dwarf_diecu): Use the new macro.
+ * dwarf_getaranges (dwarf_getaranges): Use the new macro.
+ * dwarf_nextcu.c (dwarf_nextcu): Use the new macro.
+
+ * dwarf_getpubnames (get_offsets): Replace assertion with test and
+ error return.
+
+ * dwarf_entry_breakpoints.c (dwarf_entry_breakpoints): Use CUDIE.
+
+ * dwarf_siblingof (dwarf_siblingof): Detect a NULL return pointer.
+ Set the address in the return structure to the address of the next
+ non-sibling die, if there is no sibling and the return pointer is
+ not the same as the die pointer.
+ * libdw.h: Expand the description of the dwarf_siblingof prototype.
+
+ * dwarf_child.c: Fix typo in comment.
+
+ * libdwP.h (DWARF_VERSION): Change to 3.
+
+ * dwarf_formref.c (__libdw_formref.c): Handle attributes which do
+ not have a initialised valp pointer.
+
+ * dwarf_getattrs.c (dwarf_getattrs): Return 1 rather than 0 when
+ the end of the attributes is reached. When the callback fails,
+ return the address of the failing attribute, not the address of
+ its successor.
+ * libdw.h: Expand the description of the dwarf_getattrs prototype.
+
+ * dwarf_child.c (__libdw_find_attr): Use the new definition.
+ (dwarf_child): Likewise.
+ * dwarf_tag.c (__libdw_findabbrev): Likewise.
+ (dwarf_tag): Likewise.
+
+2008-01-08 Roland McGrath <roland@redhat.com>
+
+ * Makefile.am (euinclude): Variable removed.
+ (pkginclude_HEADERS): Set this instead of euinclude_HEADERS.
+ (libdw.so): Pass -Wl,--enable-new-dtags,-rpath,$(pkglibdir).
+
+2007-10-17 Roland McGrath <roland@redhat.com>
+
+ * libdw.h (__deprecated_attribute__): New macro.
+ (dwarf_formref): Mark it deprecated.
+ * dwarf_formref.c (__libdw_formref): New function, broken out of ...
+ (dwarf_formref): ... here. Call it. Remove INTDEF.
+ * libdwP.h: Remove INTDECL.
+ Declare __libdw_formref.
+ * dwarf_siblingof.c (dwarf_siblingof): Call __libdw_formref instead.
+ * dwarf_formref_die.c: Likewise. Handle DW_FORM_ref_addr here.
+
+ * libdw_form.c (__libdw_form_val_len): Fix DW_FORM_ref_addr result,
+ needs to check CU->version.
+
+ * libdwP.h (struct Dwarf_CU): New member `version'.
+ * libdw_findcu.c (__libdw_findcu): Initialize it.
+
+ * dwarf_child.c: Return 1 for null entry as first child.
+
+2007-10-05 Roland McGrath <roland@redhat.com>
+
+ * dwarf_begin_elf.c (check_section): Punt on SHT_NOBITS sections.
+
+ * libdw.h (__extern_inline): Rename to __libdw_extern_inline.
+ [__OPTIMIZE__] (dwarf_whatattr, dwarf_whatform): Update uses.
+
+2007-10-03 Roland McGrath <roland@redhat.com>
+
+ * libdw.map (ELFUTILS_0.130: Add dwfl_build_id_find_elf
+ and dwfl_build_id_find_debuginfo.
+
+ * libdw.map (ELFUTILS_0.130): New version set, inherits from
+ ELFUTILS_0.127. Add dwfl_module_build_id, dwfl_module_report_build_id.
+
+2007-10-02 Roland McGrath <roland@redhat.com>
+
+ * libdw_visit_scopes.c (classify_die): Return walk for class_type and
+ structure_type.
+
+2007-08-07 Roland McGrath <roland@redhat.com>
+
+ * dwarf_getscopes.c (pc_match): Swallow dwarf_haspc error return when
+ error code is DWARF_E_NOERROR (0).
+
+ * dwarf_getscopes.c (pc_record): Always bail early if DIE->prune.
+ Fix typo in __libdw_visit_scopes argument.
+
+ * dwarf_getscopes.c (pc_match): Check dwarf_haspc error return,
+ swallow DWARF_E_NO_DEBUG_RANGES but not other errors.
+
+2007-07-03 Roland McGrath <roland@redhat.com>
+
+ * libdw.h (__extern_inline): New macro.
+ [__OPTIMIZE__] (dwarf_whatattr, dwarf_whatform): Use it.
+
+2007-04-16 Roland McGrath <roland@redhat.com>
+
+ * libdw.map (ELFUTILS_0.127): Add dwfl_module_address_section.
+
+2007-04-05 Roland McGrath <roland@redhat.com>
+
+ * dwarf_getsrcdirs.c: New file.
+ * Makefile.am (libdw_a_SOURCES): Add it.
+ * libdw.h: Declare dwarf_getsrcdirs.
+ * libdw.map (ELFUTILS_0.127): Add it.
+
+ * libdwP.h (struct Dwarf_Files_s): New member ndirs.
+ * dwarf_getsrclines.c (dwarf_getsrclines): Don't clobber NDIRLIST to
+ zero before we use it to check for DWARF_E_INVALID_DIR_IDX.
+ Save DIRARRAY in the Dwarf_Files.
+
+ * dwarf_ranges.c (dwarf_ranges): Don't sign-extend 32-bit BEGIN
+ address to check for all-ones base address entry. Check directly.
+ Reported by Sébastien Dugué <sebastien.dugue@bull.net>.
+
+2007-03-25 Roland McGrath <roland@redhat.com>
+
+ * dwarf_begin_elf.c (check_section): Return Dwarf * instead of void.
+ Return NULL when freeing RESULT on error.
+ (global_read, scngrp_read): Check return value from check_section,
+ break out of loop after it has freed RESULT.
+ (valid_p): Handle null argument.
+
+2007-03-12 Roland McGrath <roland@redhat.com>
+
+ * libdw.map (ELFUTILS_0.127): Add dwfl_report_begin_add.
+
+2007-03-04 Roland McGrath <roland@redhat.com>
+
+ * libdw.map (ELFUTILS_0.127): New version set, inherits from
+ ELFUTILS_0.126. Add dwfl_module_addrsym.
+
+2007-02-10 Roland McGrath <roland@redhat.com>
+
+ * dwarf.h (DW_OP_fbreg): Comment fix.
+
+2007-02-03 Roland McGrath <roland@redhat.com>
+
+ * dwarf_getelf.c (dwarf_getelf): Renamed from dwarf_get_elf.
+ * libdw.map (ELFUTILS_0.126): New version set, inherits from
+ ELFUTILS_0.122. Move dwarf_getelf there; it was never truly
+ exported in the past.
+
+2006-12-17 Roland McGrath <roland@redhat.com>
+
+ * dwarf_getlocation.c (dwarf_getlocation_addr): Use zero as base
+ address when the CU is missing attributes due to buggy GCC.
+
+2006-08-29 Roland McGrath <roland@redhat.com>
+
+ * Makefile.am (CLEANFILES): Add libdw.so.$(VERSION).
+
+ * libdw.h (dwarf_diecu): Add __nonnull_attribute__.
+ (dwarf_child): Don't list arg 1 in __nonnull_attribute__.
+
+ * libdw_alloc.c (__libdw_allocate): Take new ALIGN argument, make sure
+ result is aligned. Adjust NEWP->remaining here for this allocation.
+ * libdwP.h: Update decl.
+ (libdw_alloc): Update caller.
+
+2006-07-12 Ulrich Drepper <drepper@redhat.com>
+
+ * dwarf_child.c: Adjust for internal_function_def removal.
+ * dwarf_getabbrev.c: Likewise.
+ * dwarf_tag.c: Likewise.
+ * libdw_form.c: Likewise.
+ * memory-access.c: Likewise.
+
+2006-06-28 Roland McGrath <roland@redhat.com>
+
+ * libdw.map: Export dwfl_linecu, dwfl_line_comp_dir.
+
+ * libdw.map: Bump to 0.122; export dwfl_module_getsymtab and
+ dwfl_module_getsym.
+
+2006-05-27 Ulrich Drepper <drepper@redhat.com>
+
+ * libdw.h: Add extern "C".
+
+2006-05-22 Ulrich Drepper <drepper@redhat.com>
+
+ * dwarf_getaranges.c (dwarf_getaranges): Handle files without
+ aranges information.
+
+2006-05-21 Ulrich Drepper <drepper@redhat.com>
+
+ * libdw.h: Add nonnull attributes to dwarf_tag, dwarf_getattrs,
+ dwarf_haschildren.
+
+2006-02-28 Roland McGrath <roland@redhat.com>
+
+ * dwarf.h: Add missing DW_ATE_*, DW_TAG_*, DW_LANG_*, DW_CFA_*,
+ DW_OP_* values, to match DWARF 3.0. Add new DW_DS_*, DW_END_*
+ values from DWARF 3.0.
+
+2006-02-22 Roland McGrath <roland@redhat.com>
+
+ * libdw.map: Bump to 0.120; export dwfl_version.
+
+2005-12-22 Roland McGrath <roland@redhat.com>
+
+ * libdw.map: Bump to 0.119; export dwfl_linux_proc_maps_report.
+
+2005-12-12 Roland McGrath <roland@redhat.com>
+
+ * dwarf_ranges.c: Copy CU base address-finding code from
+ dwarf_getlocation.
+
+2005-12-09 Roland McGrath <roland@redhat.com>
+
+ * dwarf_getlocation.c (dwarf_getlocation_addr): Add some unlikelys.
+ Delay CU base lookup until it's needed.
+ If CU base lookup fails with no error, flag invalid DWARF.
+
+2005-11-25 Roland McGrath <roland@redhat.com>
+
+ * libdw.map: Bump to 0.118; export dwfl_module_register_names.
+
+2005-11-15 Roland McGrath <roland@redhat.com>
+
+ * Makefile.am [BUILD_STATIC] (AM_CFLAGS): Add -fpic.
+
+2005-11-13 Roland McGrath <roland@redhat.com>
+
+ * libdw.map: Bump to 0.117; export dwfl_module_return_value_location.
+
+2005-10-27 Roland McGrath <roland@redhat.com>
+
+ * dwarf_entry_breakpoints.c (search_range): Fix binary search code;
+ don't match end_sequence markers.
+
+ * dwarf_getsrclines.c (compare_lines): Sort end_sequence markers
+ before normal records at the same address.
+ * dwarf_getsrc_die.c (dwarf_getsrc_die): Don't match an end_sequence
+ marker.
+
+2005-10-26 Roland McGrath <roland@redhat.com>
+
+ * dwarf_getfuncs.c (dwarf_getfuncs): Use Dwarf_Die, not Dwarf_Func.
+ * dwarf_func_file.c: Renamed to ...
+ * dwarf_decl_file.c: ... here.
+ * dwarf_func_col.c: Renamed to ...
+ * dwarf_decl_column.c: ... here.
+ * dwarf_func_line.c: Renamed to ...
+ * dwarf_decl_line.c: ... here.
+ (dwarf_func_line): Renamed to ...
+ (dwarf_decl_line): ... this. Take a Dwarf_Die * argument.
+ (__libdw_func_intval): Renamed __libdw_attr_intval.
+ * dwarf_func_name.c: File removed.
+ * dwarf_func_lowpc.c: File removed.
+ * dwarf_func_highpc.c: File removed.
+ * dwarf_func_entrypc.c: File removed.
+ * dwarf_func_die.c: File removed.
+ * Makefile.am (libdw_a_SOURCES): Updated.
+ * libdw.h: Update decls.
+ (Dwarf_Func): Type removed.
+ * libdwP.h: Update decls.
+ (struct Dwarf_Func_s): Type removed.
+ * libdw.map: Updated.
+
+ * libdwP.h (CUDIE): New macro.
+ * dwarf_getlocation.c (dwarf_getlocation_addr): Use it.
+ * dwarf_getscopes_die.c (dwarf_getscopes_die): Likewise.
+ * dwarf_ranges.c (dwarf_ranges): Likewise.
+
+ * dwarf_getloclist.c: Renamed to ...
+ * dwarf_getlocation.c: ... here.
+ (getloclist): Renamed to getlocation.
+ (dwarf_getloclist): Renamed to dwarf_getlocation.
+ (dwarf_addrloclists): Renamed to dwarf_getlocation_addr.
+ * Makefile.am (libdw_a_SOURCES): Updated.
+ * libdw.h (dwarf_getloclist): Renamed to dwarf_getlocation.
+ (dwarf_addrloclists): Renamed dwarf_getlocation_addr.
+ (Dwarf_Loc): Renamed Dwarf_Op.
+ * libdwP.h (struct loc_s): Update use.
+ * libdw.map: Update map.
+
+ * dwarf_entry_breakpoints.c: Use the second line record within the
+ function, regardless of its source location data.
+
+2005-10-25 Roland McGrath <roland@redhat.com>
+
+ * dwarf_entry_breakpoints.c: Fall back to entrypc for contiguous too.
+
+ * libdw.map: Add dwarf_entrypc, dwarf_entry_breakpoints.
+
+2005-10-14 Roland McGrath <roland@redhat.com>
+
+ * dwarf_diecu.c (dwarf_diecu): New file.
+ * Makefile.am (libdw_a_SOURCES): Add it.
+ * libdw.h: Declare dwarf_diecu.
+ * libdw.map: Export it.
+
+ * libdw.map: Bump to 0.116; export dwarf_ranges.
+
+2005-09-20 Roland McGrath <roland@redhat.com>
+
+ * dwarf_haspc.c: Use dwarf_ranges.
+ * dwarf_entry_breakpoints.c: Likewise.
+
+ * dwarf_ranges.c: New file.
+ * Makefile.am (libdw_a_SOURCES): Add it.
+ * libdw.h: Declare dwarf_ranges.
+ * libdwP.h: Add INTDECL.
+
+2005-09-14 Roland McGrath <roland@redhat.com>
+
+ * dwarf_entry_breakpoints.c (dwarf_entry_breakpoints): Fix braino in
+ prologue_end marker scanning loop.
+
+2005-09-11 Roland McGrath <roland@redhat.com>
+
+ * dwarf.h: Comment typo fix.
+
+2005-09-07 Roland McGrath <roland@redhat.com>
+
+ * dwarf_entry_breakpoints.c: New file.
+ * Makefile.am (libdw_a_SOURCES): Add it.
+ * libdw.h: Declare dwarf_entry_breakpoints.
+
+ * dwarf_entrypc.c: New file.
+ * Makefile.am (libdw_a_SOURCES): Add it.
+ * libdw.h: Declare dwarf_entrypc.
+ * libdwP.h: Add INTDECL.
+
+2005-08-28 Ulrich Drepper <drepper@redhat.com>
+
+ * Makefile.am: Use $(LINK) not $(CC) when creating DSO.
+ (%.os): Use COMPILE.os.
+ (COMPILE.os): Filter out gconv options.
+
+2005-08-27 Roland McGrath <roland@redhat.com>
+
+ * dwarf_getscopes.c (dwarf_getscopes): Rewritten using
+ __libdw_visit_scopes.
+
+ * dwarf_getscopes_die.c: New file.
+ * Makefile.am (libdw_a_SOURCES): Add it.
+ * libdw.h: Declare dwarf_getscopes_die.
+ * libdw.map: Bump to 0.115 and add it.
+
+ * libdw_visit_scopes.c (__libdw_visit_scopes): Pass a struct
+ containing a DIE and its parent pointer, instead of just Dwarf_Die.
+ Take two functions for both preorder and postorder visitors.
+ * libdwP.h: Update decl.
+ (struct Dwarf_Die_Chain): New type.
+ * dwarf_func_inline.c: Update uses.
+
+ * dwarf_diename.c (dwarf_diename): Use dwarf_attr_integrate.
+ Add INTDEF.
+ * libdwP.h: Add INTDECL.
+ * dwarf_func_name.c (dwarf_func_name): Use dwarf_diename.
+
+2005-08-23 Roland McGrath <roland@redhat.com>
+
+ * dwarf_attr_integrate.c (dwarf_attr_integrate): Treat
+ DW_AT_specification the same as DW_AT_abstract_origin.
+
+2005-08-20 Roland McGrath <roland@redhat.com>
+
+ * libdw.map: Add dwfl_cumodule, remove dwfl_linecu.
+ Add dwfl_linux_kernel_report_offline, dwfl_offline_section_address,
+ and dwfl_report_offline.
+
+2005-08-19 Roland McGrath <roland@redhat.com>
+
+ * libdw.map: Bump version to ELFUTILS_0.114 for libdwfl changes.
+ Add dwfl_module_relocate_address, dwfl_module_relocations,
+ dwfl_module_relocation_info.
+
+2005-08-18 Roland McGrath <roland@redhat.com>
+
+ * dwarf_getscopes.c (dwarf_getscopes): Include the CU itself as
+ outermost scope in the results.
+
+2005-08-15 Roland McGrath <roland@redhat.com>
+
+ * dwarf_func_inline.c: New file.
+ * Makefile.am (libdw_a_SOURCES): Add it.
+ * libdw.h: Declare dwarf_func_inline, dwarf_func_inline_instances.
+ * libdw.map: Add them.
+
+ * dwarf_func_die.c: New file.
+ * Makefile.am (libdw_a_SOURCES): Add it.
+ * libdw.h: Declare dwarf_func_die.
+ * libdw.map: Add it. Bump version to ELFUTILS_0.114.
+
+2005-08-10 Ulrich Drepper <drepper@redhat.com>
+
+ * dwarf_getsrclines.c (dwarf_getsrclines): Correct fallout of renaming
+ of DW_LNS_set_epilog_begin.
+
+2005-08-09 Roland McGrath <roland@redhat.com>
+
+ * dwarf.h (DW_LNS_set_epilog_begin): Renamed DW_LNS_set_epilogue_begin.
+
+ * dwarf_end.c: Add INTDEF.
+ * dwarf_error.c (dwarf_errmsg): Likewise.
+ * libdwP.h (dwarf_end, dwarf_errmsg): Add INTDECLs.
+
+2005-08-01 Roland McGrath <roland@redhat.com>
+
+ * dwarf_getaranges.c (dwarf_getaranges): Check for bogus offset.
+ * dwarf_getabbrev.c (__libdw_getabbrev): Likewise.
+
+2005-07-28 Ulrich Drepper <drepper@redhat.com>
+
+ * Makefile.am (libdw.so): No need to link with libeu.a anymore.
+ (libdw_a_LIBADD): Add all files from libdwfl.a.
+
+2005-07-27 Roland McGrath <roland@redhat.com>
+
+ * Makefile.am (libdw.so): Link ../libdwfl/libdwfl_pic.a in,
+ along with ../libebl/libebl.a and ../lib/libeu.a;
+ depend on ../libelf/libelf.so.
+ (libdw_so_LDADD): New variable.
+ * libdw.map: Add dwfl_* symbols formerly in ../libdwfl/libdwfl.map.
+
+ * libdw.map: Define an empty base version and move all symbols to
+ version ELFUTILS_0.111; don't define ELFUTILS_1.0 at all yet.
+
+2005-07-23 Ulrich Drepper <drepper@redhat.com>
+
+ * dwarf_error.c: Add internal alias for dwarf_errno.
+ * libdwP.h: Declare __dwarf_errno_internal.
+ * dwarf_getloclist.c: Use INTDEF for dwarf_errno.
+
+ * dwarf_error.c [USE_TLS]: Actually use __thread in definition of
+ global_error.
+
+2005-06-01 Roland McGrath <roland@redhat.com>
+
+ * dwarf_getaranges.c (dwarf_getaranges): Sort result array.
+ * dwarf_getarange_addr.c (dwarf_getarange_addr): Use binary search.
+
+2005-06-08 Roland McGrath <roland@redhat.com>
+
+ * memory-access.h (get_uleb128_step, get_uleb128): Remove casts.
+ (get_sleb128_step, get_sleb128): Likewise.
+ * dwarf_getattrs.c (dwarf_getattrs): Add consts.
+ * dwarf_getloclist.c (getloclist): Likewise.
+ * dwarf_formblock.c (dwarf_formblock): Likewise.
+ * dwarf_getsrclines.c (dwarf_getsrclines): Likewise.
+ * dwarf_getabbrevattr.c (dwarf_getabbrevattr): Likewise.
+ * dwarf_formref.c (dwarf_formref): Likewise.
+ * dwarf_formsdata.c (dwarf_formsdata): Likewise.
+ * dwarf_formudata.c (dwarf_formudata): Likewise.
+ * dwarf_haschildren.c (dwarf_haschildren): Likewise.
+ * dwarf_child.c (__libdw_find_attr, __libdw_find_attr): Likewise.
+ * dwarf_tag.c (dwarf_tag): Likewise.
+ * dwarf_getabbrev.c (__libdw_getabbrev): Likewise.
+ * memory-access.c (__libdw_get_uleb128, __libdw_get_sleb128): Likewise.
+ * libdw_form.c (__libdw_form_val_len): Likewise.
+ * libdwP.h: Update decl.
+
+2005-06-04 Roland McGrath <roland@redhat.com>
+
+ * memory-access.h (get_uleb128_rest_return): New macro.
+ [! IS_LIBDW] (__libdw_get_uleb128): New static, defined using it.
+ (get_sleb128_rest_return): New macro.
+ [! IS_LIBDW] (__libdw_get_sleb128): New static, defined using it.
+ * memory-access.c: New file.
+ * Makefile.am (libdw_a_SOURCES): Add it.
+ (DEFS): Add -DIS_LIBDW.
+
+2005-05-31 Roland McGrath <roland@redhat.com>
+
+ * dwarf_formref_die.c (dwarf_formref_die): Add CU header offset to
+ formref offset.
+
+2005-05-30 Roland McGrath <roland@redhat.com>
+
+ * dwarf_getloclist.c (dwarf_addrloclists): Use DW_AT_entry_pc for base
+ address if DW_AT_low_pc is missing. Not to spec, but GCC generates it.
+
+ * dwarf_getloclist.c (dwarf_addrloclists): Don't sign-extend 4-byte
+ BEGIN value. Instead, match base address entries separately for
+ 32/64 size cases.
+
+2005-05-28 Roland McGrath <roland@redhat.com>
+
+ * dwarf_getloclist.c (dwarf_addrloclists): Fix decoding to advance
+ past location expression contents.
+
+2005-05-23 Roland McGrath <roland@redhat.com>
+
+ * dwarf_getsrclines.c: Comment typo fix.
+
+ * dwarf_haspc.c (dwarf_haspc): Fix CU DIE address calculation.
+ * dwarf_getloclist.c (dwarf_addrloclists): Likewise.
+
+2005-05-22 Ulrich Drepper <drepper@redhat.com>
+
+ * libdwP.h: Only use INTDECL for alias prototypes.
+
+2005-05-19 Roland McGrath <roland@redhat.com>
+
+ * dwarf_getloclist.c (attr_ok): Permit DW_AT_static_link too.
+
+ * dwarf_getscopevar.c: New file.
+ * Makefile.am (libdw_a_SOURCES): Add it.
+ * libdw.h: Declare dwarf_getscopevar.
+
+ * dwarf_getsrcfiles.c: Add INTDEF.
+ * dwarf_haschildren.c: Likewise.
+ * libdwP.h (dwarf_getsrcfiles, dwarf_haschildren): Add INTDECL.
+
+ * dwarf_getscopes.c: New file.
+ * Makefile.am (libdw_a_SOURCES): Add it.
+ * libdw.h: Declare dwarf_getscopes.
+ * libdw.map: Add it.
+
+2005-05-18 Roland McGrath <roland@redhat.com>
+
+ * libdwP.h (IDX_debug_ranges): New enum constant.
+ * dwarf_begin_elf.c (dwarf_scnnames): Add it for ".debug_ranges".
+ * libdwP.h (DWARF_E_NO_DEBUG_RANGES): New enum constant.
+ * dwarf_error.c (errmsgs): Add it.
+ * dwarf_haspc.c: New file.
+ * libdw.h: Declare dwarf_haspc.
+ * libdw.map: Add it.
+ * libdwP.h: Add INTDECL.
+
+ * dwarf_attr_integrate.c: New file.
+ * dwarf_hasattr_integrate.c: New file.
+ * Makefile.am (libdw_a_SOURCES): Add them.
+ * libdw.h: Declare dwarf_attr_integrate, dwarf_hasattr_integrate.
+ * libdw.map: Add them.
+
+ * dwarf_hasattr.c: Add INTDEF.
+ * libdwP.h: Add INTDECL for it.
+
+ * dwarf_formref_die.c: New file.
+ * Makefile.am (libdw_a_SOURCES): Add it.
+ * libdw.h (dwarf_formref_die): Declare it.
+ * libdwP.h (dwarf_formref_die): Add INTDECL.
+ * libdw.map: Add it.
+
+ * dwarf_getloclist.c (attr_ok, getloclist): New functions, broken out
+ of ...
+ (dwarf_getloclist): ... here. Call them.
+ (dwarf_addrloclists): New function.
+ * libdw.h: Declare it.
+ * libdw.map: Add it.
+
+ * dwarf_getmacros.c (dwarf_getmacros): Don't bail at
+ DW_MACINFO_end_file. Recognize type 0 as terminator.
+
+2005-05-05 Roland McGrath <roland@redhat.com>
+
+ * dwarf_getsrc_die.c (dwarf_getsrc_die): Use binary search.
+
+ * dwarf_getsrclines.c (dwarf_getsrclines): Sort result array, since
+ the line program does not produce all entries in ascending order.
+
+2005-04-25 Ulrich Drepper <drepper@redhat.com>
+
+ * dwarf_getsrc_file.c (dwarf_getsrc_file): Handle multiple
+ occurences (e.g., inlines) better.
+
+2005-04-24 Ulrich Drepper <drepper@redhat.com>
+
+ * libdw.h (DWARF_END_ABBREV): Define.
+ * dwarf_getabbrev.c (__libdw_getabbrev): Return DWARF_END_ABBREV if
+ end is reached.
+ * dwarf_offabbrev.c (dwarf_offabbrev): Return -1 on error, 1 if end
+ of records reached.
+ * dwarf_tag.c (__libdw_findabbrev): Also recognize DWARF_END_ABBREV
+ as error of __libdw_getabbrev.
+
+2005-04-04 Ulrich Drepper <drepper@redhat.com>
+
+ * dwarf_getsrc_file.c (dwarf_getsrc_file): Minor optimization.
+
+ * dwarf_getsrc_file.c (dwarf_getsrc_file): Always pass number of
+ results back to caller.
+
+2005-04-04 Roland McGrath <roland@redhat.com>
+
+ * dwarf_getsrc_file.c (dwarf_getsrc_file): Use size_t for CUHL.
+
+ * dwarf_func_line.c (__libdw_func_intval): Use internal_function in
+ defn.
+
+2005-04-04 Ulrich Drepper <drepper@redhat.com>
+
+ * dwarf_getsrc_file.c (dwarf_getsrc_file): Use INTUSE.
+
+ * dwarf_getsrc_file.c: New file.
+ * Makefile.am (libdw_a_SOURCES): Add dwarf_getsrc_file.c.
+ * libdw.h: Declare dwarf_getsrc_file.
+ * libdw.map: Add dwarf_getsrc_file.
+
+2005-04-02 Ulrich Drepper <drepper@redhat.com>
+
+ * dwarf_func_entrypc.c: New file.
+ * dwarf_func_col.c: New file.
+ * dwarf_func_line.c: New file.
+ * dwarf_func_file.c: New file.
+ * libdw.h: Add prototypes for new functions.
+ * libdw.map: Add dwarf_func_entrypc, dwarf_func_col, dwarf_func_line,
+ dwarf_func_file.
+ * Makefile.am (libdw_a_SOURCES): Add dwarf_func_entrypc.c,
+ dwarf_func_col.c, dwarf_func_line.c, dwarf_func_file.c.
+ * libdwP.h (struct Dwarf_Func_s): Add cudie element.
+ Declare __libdw_func_intval and __dwarf_formsdata_internal.
+ * dwarf_getfuncs.c: Also fill in cudie in Dwarf_Func object.
+ * dwarf_formsdata.c: Use INTUSE and INTDEF to avoid PLTs.
+
+ * dwarf.h: Add some DWARF3 definitions.
+
+2005-04-01 Ulrich Drepper <drepper@redhat.com>
+
+ * dwarf_getfuncs.c: New file.
+ * dwarf_func_highpc.c: New file.
+ * dwarf_func_lowpc.c: New file.
+ * dwarf_func_name.c: New file.
+ * Makefile.am (libdw_a_SOURCES): Add dwarf_getfuncs.c,
+ dwarf_func_highpc.c, dwarf_func_lowpc.c, and dwarf_func_name.c.
+ * libdw.map: Add dwarf_getfuncs, dwarf_func_highpc, dwarf_func_lowpc,
+ and dwarf_func_name.
+ * libdw.h: Add prototypes for new functions.
+ * dwarf_child.c: Use INTUSE and INTDEF to avoid PLTs.
+ * dwarf_siblingof.c: Likewise.
+ * dwarf_dieoffset.c: Likewise.
+ * dwarf_highpc.c: Likewise.
+ * dwarf_lowpc.c: Likewise.
+ * libdwP.h: Add prototypes for internal functions.
+ Define Dwarf_Func_s structure.
+
+2005-03-29 Ulrich Drepper <drepper@redhat.com>
+
+ * libdw.h: Add padding in Dwarf_die.
+
+ * dwarf_arrayorder.c: Use INTUSE and INTDEF to avoid PLTs.
+ * dwarf_attr.c: Likewise.
+ * dwarf_begin.c: Likewise.
+ * dwarf_begin_elf.c: Likewise.
+ * dwarf_bitoffset.c: Likewise.
+ * dwarf_bitsize.c: Likewise.
+ * dwarf_bytesize.c: Likewise.
+ * dwarf_diename.c: Likewise.
+ * dwarf_formaddr.c: Likewise.
+ * dwarf_formblock.c: Likewise.
+ * dwarf_formref.c: Likewise.
+ * dwarf_formstring.c: Likewise.
+ * dwarf_formudata.c: Likewise.
+ * dwarf_getarange_addr.c: Likewise.
+ * dwarf_getarangeinfo.c: Likewise.
+ * dwarf_getaranges.c: Likewise.
+ * dwarf_getloclist.c: Likewise.
+ * dwarf_getmacros.c: Likewise.
+ * dwarf_getsrc_die.c: Likewise.
+ * dwarf_getsrcfiles.c: Likewise.
+ * dwarf_getsrclines.c: Likewise.
+ * dwarf_highpc.c: Likewise.
+ * dwarf_lowpc.c: Likewise.
+ * dwarf_nextcu.c: Likewise.
+ * dwarf_offdie.c: Likewise.
+ * dwarf_siblingof.c: Likewise.
+ * dwarf_srclang.c: Likewise.
+ * dwarf_tag.c: Likewise.
+ * libdw_findcu.c: Likewise.
+ * libdwP.h: Add prototypes for internal functions.
+
+ * dwarf_addrdie.c: New file.
+ * dwarf_macro_opcode.c: New file.
+ * dwarf_macro_param1.c: New file.
+ * dwarf_macro_param2.c: New file.
+ * libdw.h: Add declarations. Move Dwarf_Macro definition to libdwP.h.
+ * libdwP.h: Remove Dwarf_Macro definition.
+ * Makefile.am (libdw_a_SOURCES): Add dwarf_addrdie.c,
+ dwarf_macro_opcode.c, dwarf_macro_param1.c, and dwarf_macro_param2.c.
+ * libdw.map: Add entries for new functions.
+
+2005-03-21 Ulrich Drepper <drepper@redhat.com>
+
+ * libdw.h: Handle broken gcc < 4.
+
+2005-02-15 Ulrich Drepper <drepper@redhat.com>
+
+ * Makefile (AM_CFLAGS): Add -Wunused -Wextra -Wformat=2.
+
+ * dwarf_begin_elf.c: Fix warnings.
+ * dwarf_dieoffset.c: Likewise.
+ * dwarf_end.c: Likewise.
+ * dwarf_error.c: Likewise.
+ * dwarf_getpubnames.c: Likewise.
+
+ * libdwP.h: Add new error values.
+ * dwarf_error.c: Support new error values.
+ * dwarf_getpubnames.c: Check parameter value.
+
+2005-02-05 Ulrich Drepper <drepper@redhat.com>
+
+ * Makefile.am: Check for text relocations in constructed DSO.
+
+ * Makefile.am [MUDFLAP] (AM_CFLAGS): Add -fmudflap.
+
+2005-02-04 Ulrich Drepper <drepper@redhat.com>
+
+ * dwarf_siblingof.c (dwarf_siblingof): Add some buffer boundary
+ checks to not read over buffer boundaries for ill-formed DWARF data.
+
+2004-09-25 Ulrich Drepper <drepper@redhat.com>
+
+ * dwarf_child.c: Make compile with gcc 4.0.
+ * dwarf_error.c: Likewise.
+ * dwarf_formblock.c: Likewise.
+ * dwarf_getabbrev.c: Likewise.
+ * dwarf_getattrs.c: Likewise.
+ * dwarf_getsrclines.c: Likewise.
+ * dwarf_tag.c: Likewise.
+ * libdw_form.c: Likewise.
+
+2004-01-20 Ulrich Drepper <drepper@redhat.com>
+
+ * Makefile.am: Support building with mudflap.
+
+ * dwarf_getloclist.c: Fix warnings gcc 3.4 spits out.
+ * dwarf_getsrclines.c: Likewise.
+ * dwarf_memory-access.h: Likewise.
+
+2004-01-19 Ulrich Drepper <drepper@redhat.com>
+
+ * dwarf_getsrcfiles.c: Third parameter can be NULL.
+
+ * libdw.h: Define Dwarf_macro. Declare dwarf_getmacros.
+ Third parameter of dwarf_getsrcfiles can be NULL.
+
+ * libdw.map: Add dwarf_getmacros.
+ * Makefile.am (libdw_a_SOURCES): Add dwarf_getmacros.
+ * dwarf_getmacros.c: New file.
+
+2004-01-18 Ulrich Drepper <drepper@redhat.com>
+
+ * libdw.h: Second parameter of dwarf_getaranges can be NULL.
+
+ * dwarf_nextcu.c: Return -1 if dwarf parameter is NULL.
+
+ * dwarf_getsrclines.c:
+ Use read_2ubyte_unaligned_inc instead of _inc-less variant.
+
+ * dwarf_getaranges.c: Allow naranges parameter to be NULL.
+
+ * libdwP.h (_): Use elfutils domain.
+
+ * dwarf_getsrclines.c (dwarf_getsrclines): Add more branch prediction.
+
+ * dwarf_getsrclines.c: Fix typo in comment.
+
+2004-01-17 Ulrich Drepper <drepper@redhat.com>
+
+ * Makefile.am: Support building with mudflap.
+
+2004-01-16 Ulrich Drepper <drepper@redhat.com>
+
+ * memory-access.h: Add lots of const in case a pointer passed is const.
+
+ * dwarf_formflag.c: New file.
+ * dwarf_getattrs.c: New file.
+ * dwarf_error.c: Add new error value.
+ * libdw.h: Add prototypes for new functions. Adjust prototype for
+ dwarf_getpubnames.
+ * libdw.map: Add new functions.
+ * dwarf_getpubnames.c: Change type of return value and fourth parameter
+ to ptrdiff_t.
+ * libdwP.h: Add new error value.
+ * Makefile.am (libdw_a_SOURCES): Add dwarf_getattrs.c and
+ dwarf_formflag.c.
+
+ * dwarf_getpubnames.c (dwarf_getpubnames): Just fail if dbg is NULL.
+
+2004-01-12 Ulrich Drepper <drepper@redhat.com>
+
+ * dwarf_getarange_addr.c: New file
+ * dwarf_getarangeinfo.c: New file.
+ * dwarf_getaranges.c: New file.
+ * dwarf_onerange.c: New file.
+ * libdw.h: Declare new functions. Define Dwarf_Arange and
+ Dwarf_Aranges.
+ * libdw.map: Add new functions.
+ * libdwP.h: Add new errors. Add aranges member to struct Dwarf.
+ Define Dwarf_Aranges_s and Dwarf_Arange_s.
+ * Makefile.am (libdw_a_SOURCES): Add dwarf_getaranges.c,
+ dwarf_onearange.c, dwarf_getarangeinfo.c, dwarf_getarange_addr.c.
+ * dwarf_error.c: Add new message.
+
+2004-01-11 Ulrich Drepper <drepper@redhat.com>
+
+ * Makefile.am (libdw_a_SOURCES): Add dwarf_lineaddr.c, dwarf_linecol.c,
+ dwarf_linebeginstatement.c, dwarf_lineendsequence.c, dwarf_lineblock.c,
+ dwarf_lineprologueend.c, dwarf_lineepiloguebegin.c, dwarf_onesrcline.c.
+ * dwarf_error.c: Add another message.
+ * dwarf_getsrc_die.c: Adjust for Dwarf_Files and Dwarf_Lines
+ introduction.
+ * dwarf_filesrc.c: Likewise.
+ * dwarf_getsrcfiles.c: Likewise.
+ * dwarf_getsrclines.c: Likewise.
+ * dwarf_lineaddr.c: New file.
+ * dwarf_linebeginstatement.c: New file.
+ * dwarf_lineblock.c: New file.
+ * dwarf_linecol.c: New file.
+ * dwarf_lineendsequence.c: New file.
+ * dwarf_lineepiloguebegin.c: New file.
+ * dwarf_lineno.c: New file.
+ * dwarf_lineprologueend.c: New file.
+ * dwarf_onesrcline.c: New file.
+ * dwarf_lineno.c: Change interface to store result in object pointed
+ to by second parameter.
+ * libdw.h: Add prototypes for new functions. Change dwarf_lineno
+ prototype. Define Dwarf_Files and Dwarf_Lines.
+ * libdw.map: Add new functions.
+ * libdwP.h: Define Dwarf_Files_s and Dwarf_Lines_s.
+ * libdw_findcu.c: Don't initialize nlines field.
+
+ * dwarf_siblingof: Little optimization.
+
+ * dwarf_begin.c: Remember that the ELF descriptor must be closed.
+ * dwarf_end.c: Close ELF descriptor if free_elf is set.
+ * libdwP.h (struct Dwarf): Add free_elf field.
+
+ * Makefile.am (libdw_a_SOURCES): Add dwarf_getstring.c and
+ dwarf_offabbrev.c.
+ * dwarf_getstring.c: New file.
+ * dwarf_offabbrev.c: New file.
+ * libdw.map: Add dwarf_getstring and dwarf_offabbrev.
+ * dwarf_getabbrev.c (__libdw_getabbrev): Add new dbg and result
+ parameters. Don't allocate memory if not necessary and don't lookup
+ previous results if no CU given.
+ (dwarf_getabbrev): Adjust call to __libdw_getabbrev.
+ * dwarf_tag.c: Adjust call to __libdw_getabbrev.
+ * libdw.h: Declare dwarf_offabbrev and dwarf_getstring.
+ * libdwP.h: Change prototype for __libdw_getabbrev.
+
+ * dwarf_getabbrevattr.c: Add offsetp parameter. Fill in before
+ returning if this is wanted.
+
+2004-01-09 Ulrich Drepper <drepper@redhat.com>
+
+ * dwarf_nextcu.c: Add new parameter offset_sizep. Initialize it
+ with offset_size value.
+ * libdw.h: Adjust dwarf_nextcu prototype.
+ * libdwP.h (struct Dwarf_CU): Add offset_size member.
+ * libdw_findcu.c: Adjust dwarf_nextcu call. Initialize offset_size
+ member of new CU struct.
+ * dwarf_formstring.c: Depend on offset_size not address_size for
+ DW_FORM_strp handling.
+ * dwarf_form.c: Likewise for DW_FORM_strp and DW_FORM_ref_addr.
+
+ * dwarf_tag.c (__libdw_findabbrev): Return correct value for
+ failing lookup.
+ (dwarf_tag): Correctly recognize failed lookup.
+
+ * dwarf_end.c (cu_free): Call tdestroy for locs member. Use new
+ function noop_free.
+ * dwarf_error.c: Add message for DWARF_E_NO_BLOCK.
+ * dwarf_formblock.c: New file.
+ * dwarf_getloclist.c: Rewrite to handle a single block.
+ * libdw.h: Define Dwarf_Block. Rename Dwarf_Loc members. Remove
+ Dwarf_Locdesc definition. Declare dwarf_formblock. Remove
+ dwarf_getloclistent declaration.
+ * libdw.map: Add dwarf_formblock, remove dwarf_getloclistent.
+ * libdwP.h: Define struct loc_s and DWARF_E_NO_BLOCK.
+ Add locs member to struct Dwarf_CU.
+ * libdw_fundcu.c: Initialize locs member of new CU.
+ * Makefile.am (libdw_a_SOURCES): Add dwarf_formblock.c.
+ Remove dwarf_getloclistent.c.
+
+2004-01-07 Ulrich Drepper <drepper@redhat.com>
+
+ * libdw.h: Use __nonnull__ attribute only for gcc >= 3.3.
+ * libdwP.h: Likewise.
+
+ * dwarf_getloclist.c: New file.
+ * dwarf_getloclistent.c: New file.
+ * libdw.h: Define Dwarf_Loc and Dwarf_Locdesc.
+ Declare dwarf_getloclistent and dwarf_getloclist.
+ * libdw.map: Add dwarf_getloclistent and dwarf_getloclist.
+ * libdwP.h: Define DWARF_E_NO_LOCLIST.
+ * Makefile.am (libdw_a_SOURCES): Add dwarf_getloclistent.c and
+ dwarf_getloclist.c.
+
+ * dwarf_error.c: More error messages.
+
+2004-01-06 Ulrich Drepper <drepper@redhat.com>
+
+ * dwarf_getsrclines.c: Remove debugging support.
+
+ * dwarf_getsrcfiles.c: New file.
+ * dwarf_filesrc.c: New file.
+ * libdw.h: Declare these functions. Define Dwarf_File.
+ * libdwP.c: Adjust Dwarf_File_s definition.
+ * libdw.map: Add these functions.
+ * Makefile.am (libdw_a_SOURCES): Add dwarf_getsrcfiles.c and
+ dwarf_filesrc.c.
+ * dwarf_getsrclines.c: Initialize cu->files.
+
+2004-01-05 Ulrich Drepper <drepper@redhat.com>
+
+ * libdw.h: Add more nonnull function attributes.
+
+ * dwarf_begin_elf.c (dwarf_begin_elf): Don't initialize mem_tail->next.
+ * dwarf_end.c (cu_free): New function.
+ (dwarf_end): Also free CU tree. Correct freeing of memory blocks.
+ * dwarf_error.c (errmsgs): Add new messages.
+ * dwarf_getsrc_die.c: New file.
+ * dwarf_getsrclines.c: New file.
+ * dwarf_lineno.c: New file.
+ * dwarf_linesrc.c: New file.
+ * dwarf_nextcu.c (dwarf_nextcu): Use read_*byte_unaligned_inc
+ instead of the *_inc-less variants.
+ * libdw.h: Define Dwarf_Line. Add some function attributes. Declare
+ dwarf_getsrclines, dwarf_getsrc_die, dwarf_lineno, and dwarf_linesrc.
+ * libdw.map: Add dwarf_getsrclines, dwarf_getsrc_die, dwarf_lineno,
+ and dwarf_linesrc.
+ * libdwP.h: Add more error codes.
+ (struct Dwarf): Remove mem_tail.next member.
+ (Dwarf_File): Define type.
+ (struct Dwarf_Line_s): Define type.
+ (struct Dwarf_CU): Add lines and nlines members.
+ (libdw_alloc): Define local variable _tail and use it.
+ Add some function attributes.
+ * libdw_alloc.c (__libdw_allocate): Don't initialize next member.
+ * libdw_findcu.c (__libdw_findcu): Initialize lines and nlines members.
+ * memory-access.h: Add unlikely for the endian conversion paths.
+ * Makefile.am (AM_CFLAGS): Add -std parameter.
+ (libdw_a_SOURCES): Add dwarf_getsrclines, dwarf_getsrc_die,
+ dwarf_lineno, and dwarf_linesrc.
+
+2003-08-11 Ulrich Drepper <drepper@redhat.com>
+
+ * Moved to CVS archive.