diff options
Diffstat (limited to 'libdw/ChangeLog')
| -rw-r--r-- | libdw/ChangeLog | 297 |
1 files changed, 297 insertions, 0 deletions
diff --git a/libdw/ChangeLog b/libdw/ChangeLog index 780b34d0..abc2d71a 100644 --- a/libdw/ChangeLog +++ b/libdw/ChangeLog @@ -1,3 +1,300 @@ +2014-12-18 Ulrich Drepper <[email protected]> + + * Makefile.am: Suppress output of textrel_check command. + +2014-12-16 Mark Wielaard <[email protected]> + + * dwarf_getsrclines.c (read_srclines): Check diridx is valid under + DW_LNE_define_file. + +2014-12-16 Mark Wielaard <[email protected]> + + * dwarf_getpubnames.c (dwarf_getpubnames): Make sure there is enough + space to read die offset. + +2014-12-16 Mark Wielaard <[email protected]> + + * dwarf_getsrclines.c (read_srclines): Correct overflow check for + unit_length. + +2014-12-15 Mark Wielaard <[email protected]> + + * 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 <[email protected]> + + * 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 <[email protected]> + + * 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 <[email protected]> + + * 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 <[email protected]> + + * 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 <[email protected]> + + * libdw_findcu.c (__libdw_intern_next_unit): Sanity check offset. + +2014-12-13 Mark Wielaard <[email protected]> + + * dwarf_getaranges.c (compare_aranges): Make sure Dwarf_Addr + difference doesn't wrap around before returning as int. + +2014-12-11 Josh Stone <[email protected]> + + * 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 <[email protected]> + + * 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 <[email protected]> + + * dwarf_hasattr.c (dwarf_hasattr): Just walk abbrev for presence. + +2014-12-10 Josh Stone <[email protected]> + + * 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 <[email protected]> + + * 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 <[email protected]> + + * 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 <[email protected]> + + * Makefile.am (libdw.so): Use textrel_check. + +2014-11-27 Mark Wielaard <[email protected]> + + * dwarf_getcfi_elf.c (getcfi_gnu_eh_frame): Initialize + search_table_entries and search_table_encoding. + +2014-11-24 Mark Wielaard <[email protected]> + + * dwarf_getsrclines.c (read_srclines): Check line_range is not zero + before usage. + +2014-11-23 Mark Wielaard <[email protected]> + + * 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 <[email protected]> + + * dwarf_getabbrev.c (__libdw_getabbrev): Don't assert on bad DWARF. + Set libdw errno and return NULL. + +2014-11-24 Mark Wielaard <[email protected]> + + * 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 <[email protected]> + + * dwarf.h (DW_AT_noreturn): Added. + +2014-11-11 Mark Wielaard <[email protected]> + + * 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 <[email protected]> + + * 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 <[email protected]> + + * 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 <[email protected]> + + * libdwP.h (struct Dwarf_Files_s.cu): Drop field. + * dwarf_getsrclines.c (dwarf_getsrclines): Don't set it. + +2014-10-05 Mark Wielaard <[email protected]> + + * dwarf.h: Add DW_AT_GNU_deleted. + +2014-10-02 Mark Wielaard <[email protected]> + + * 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 <[email protected]> + + * 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 <[email protected]> + + * 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 <[email protected]> + + * 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 <[email protected]> + + * 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 <[email protected]> + + * dwarf.h: Remove DW_TAG_mutable_type. + 2014-05-02 Mark Wielaard <[email protected]> * libdwP.h (__check_build_id): Removed now unused. |