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path: root/bfd/dwarf2.c
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2012-01-042012-01-04 Shinichiro Hamaji <shinichiro.hamaji@gmail.com>Tristan Gingold1-109/+125
* dwarf2.c (_bfd_dwarf2_slurp_debug_info): Factor out the part which reads DWARF2 and stores in stash from find_line. (find_line) Call _bfd_dwarf2_slurp_debug_info. * libbfd-in.h (_bfd_dwarf2_slurp_debug_info): Add declaration. * libbfd.h (_bfd_dwarf2_slurp_debug_info): Regenerate. * mach-o.c (dsym_subdir): The name of subdir where debug information may be stored. (bfd_mach_o_lookup_uuid_command): New. Lookup a load command whose type is UUID. (bfd_mach_o_dsym_for_uuid_p): New. Check if the specified BFD is corresponding to the executable. (bfd_mach_o_find_dsym): New. Find a debug information BFD in the specified binary file. (bfd_mach_o_follow_dsym): New. Find a debug information BFD for the original BFD. (bfd_mach_o_find_nearest_line): Check dSYM files for Mach-O executables, dylibs, and bundles. (bfd_mach_o_close_and_cleanup): Clean up BFDs for the dSYM file. * mach-o.h (dsym_bfd): The BFD of the dSYM file.
2011-12-132011-12-13 Shinichiro Hamaji <shinichiro.hamaji@gmail.com>Tristan Gingold1-8/+3
* dwarf2.c (bfd_dwarf2_cleanup_debug_info): Accept stash as an argument like other functions to support formats other than ELF. * elf-bfd.h (bfd_dwarf2_cleanup_debug_info): Move to bfd-in.h. * elf.c (_bfd_elf_close_and_cleanup): Pass dwarf2_find_line_info in tdata as a parameter. * libbfd-in.h (bfd_dwarf2_cleanup_debug_info): Move from elf-bfd.h. * libbfd.h (bfd_dwarf2_cleanup_debug_info): Regenerate. * mach-o-target.c (bfd_mach_o_close_and_cleanup): Remove the fallback macro. (bfd_mach_o_find_nearest_line): Likewise. * mach-o.c (bfd_mach_o_find_nearest_line): Add the definition which calls _bfd_dwarf2_find_nearest_line. (bfd_mach_o_close_and_cleanup): Likewise. * mach-o.h (mach_o_data_struct): Add dwarf2_find_line_info. (bfd_mach_o_find_nearest_line): Add declaration. (bfd_mach_o_close_and_cleanup): Add declaration.
2011-09-302011-09-30 Tristan Gingold <gingold@adacore.com>Tristan Gingold1-32/+54
* dwarf2.c (struct dwarf2_debug): Add field debug_sections. (read_section): Add sec argument. Adjust the code to get section names from it. (read_indirect_string): Adjust call to read_section. (read_abbrevs): Ditto. (decode_line_info): Ditto. (read_debug_ranges): Ditto. (DWARF2_DEBUG_INFO, DWARF2_COMPRESSED_DEBUG_INFO): Remove. (find_debug_info): Add debug_sections parameter. Use it instead the above macros. (place_sections): Get section names from stash. (find_line): Add debug_sections argument. Initialize debug_sections field of stash from it. Adjust calls to find_debug_info. (_bfd_dwarf2_find_nearest_line): Add debug_sections argument. Adjust call to find_line. (_bfd_dwarf2_find_line): Adjust call to find_line. * libcoff-in.h (struct dwarf_debug_section): New declaration. (coff_find_nearest_line_with_names): Likewise. * libcoff.h: Regenerate. * libbfd-in.h (struct dwarf_debug_section): Move declaration. (dwarf_debug_sections): Likewise. (_bfd_dwarf2_find_nearest_line): Add debug_sections argument. * libbfd.h: Regenerate. * elf.c (_bfd_elf_find_nearest_line): Adjust call to _bfd_dwarf2_find_nearest_line. * elfxx-mips.c (_bfd_mips_elf_find_nearest_line): Ditto. * elf64-alpha.c (elf64_alpha_find_nearest_line): Ditto. * elf32-arm.c (elf32_arm_find_nearest_line): Ditto. * coffgen.c (coff_find_nearest_line_with_names): New function. (coff_find_nearest_line): Calls coff_find_nearest_line_with_names. * coff-rs6000.c (xcoff_debug_sections): New constant. (xcoff_find_nearest_line): New function. (rs6000coff_vec): Use xcoff_find_nearest_line. (pmac_xcoff_vec): Ditto.
2011-07-26 * dwarf2.c (dwarf_debug_sections): Add .debug_macroJakub Jelinek1-0/+2
and .zdebug_macro entry. (dwarf_debug_section_enum): Add debug_macro. * NEWS: Mention .debug_macro support. * dwarf.c (read_and_display_attr_value): Don't print a tab if attribute is 0. (get_AT_name): Handle DW_AT_GNU_macros. (get_line_filename_and_dirname, display_debug_macro): New functions. (debug_displays): Add an entry for .debug_macro and .zdebug_macro. * readelf.c (process_section_headers): With do_debug_macinfo handle also .debug_macro sections. * dwarf.h (dwarf_section_display_enum): Add macro.
2011-04-28bfd: constify a few arraysMike Frysinger1-1/+1
2011-04-07 * dwarf2.c (scan_unit_for_symbols): Check for DW_AT_specification.Cary Coutant1-0/+1
2011-03-032011-03-03 Michael Snyder <msnyder@vmware.com>Michael Snyder1-1/+1
* dwarf2.c (scan_unit_for_symbols): Stop memory leak.
2010-10-29Add compressed debug section support to binutils and ld.H.J. Lu1-92/+82
bfd/ 2010-10-29 H.J. Lu <hongjiu.lu@intel.com> Cary Coutant <ccoutant@google.com> * archive.c (bfd_openr_next_archived_file): Copy BFD_COMPRESS and BFD_DECOMPRESS. * bfd.c (BFD_COMPRESS): New. (BFD_DECOMPRESS): Likewise. (BFD_FLAGS_SAVED): Likewise. (bfd_preserve_save): Replace BFD_IN_MEMORY with BFD_FLAGS_SAVED. * compress.c (bfd_uncompress_section_contents): Removed. (get_uncompressed_size): New. (decompress_contents): Likewise. (bfd_compress_section_contents): Likewise. (bfd_get_full_section_contents): Likewise. (bfd_is_section_compressed): Likewise. (bfd_init_section_decompress_status): Likewise. (bfd_init_section_compress_status): Likewise. * dwarf2.c (dwarf_debug_sections): New. (dwarf_debug_section_enum): Likewise. (read_section): Remove section_name and compressed_section_name. Add dwarf_debug_section_enum. Try compressed debug section. (read_indirect_string): Updated. (read_abbrevs): Likewise. (decode_line_info): Likewise. (read_debug_ranges): Likewise. (find_line): Updated. * ecoff.c (bfd_debug_section): Add compress_status and compressed_size. * elf.c (_bfd_elf_make_section_from_shdr): Call bfd_is_section_compressed to check if a DWARF debug section is compressed. Call bfd_init_section_compress_status or bfd_init_section_decompress_status if needed. * elflink.c (elf_link_input_bfd): Replace bfd_get_section_contents with bfd_get_full_section_contents. * merge.c (_bfd_add_merge_section): Likewise. * reloc.c (bfd_generic_get_relocated_section_contents): Likewise. * simple.c (bfd_simple_get_relocated_section_contents): Likewise. * elfxx-target.h (TARGET_BIG_SYM): Allow BFD_COMPRESS and BFD_DECOMPRESS. (TARGET_LITTLE_SYM): Likewise. * libbfd-in.h (dwarf_debug_section): New. (dwarf_debug_sections): Likewise. * libbfd.c (_bfd_generic_get_section_contents): Issue an error when getting contents on compressed/decompressed section. * section.c (COMPRESS_SECTION_NONE): New. (COMPRESS_SECTION_DONE): Likewise. (DECOMPRESS_SECTION_SIZED): Likewise. (BFD_FAKE_SECTION): Add compress_status and compressed_size. (bfd_malloc_and_get_section): Replace bfd_get_section_contents with bfd_get_full_section_contents. * bfd-in2.h: Regenerated. * libbfd.h: Likewise. binutils/ 2010-10-29 H.J. Lu <hongjiu.lu@intel.com> * addr2line.c (process_file): Set BFD_DECOMPRESS. * objcopy.c (do_debug_sections): New. (OPTION_COMPRESS_DEBUG_SECTIONS): New. (OPTION_DECOMPRESS_DEBUG_SECTIONS): Likewise. (copy_options): Add OPTION_COMPRESS_DEBUG_SECTIONS and OPTION_DECOMPRESS_DEBUG_SECTIONS. (copy_usage): Add --compress-debug-sections and --decompress-debug-sections. (copy_file): Set BFD_COMPRESS or BFD_DECOMPRESS. (copy_section): Replace bfd_get_section_contents with bfd_get_full_section_contents. (copy_main): Handle OPTION_COMPRESS_DEBUG_SECTIONS and OPTION_DECOMPRESS_DEBUG_SECTIONS. Check do_debug_sections to rename DWARF debug sections. * objdump.c (load_specific_debug_section): Replace bfd_get_section_contents with bfd_get_full_section_contents. Remove bfd_uncompress_section_contents. (dump_section): Replace bfd_get_section_contents with bfd_get_full_section_contents. (display_file): Set BFD_DECOMPRESS if needed. * readelf.c (uncompress_section_contents): Set buffer to NULL to indiate decompression failure. (load_specific_debug_section): Always call uncompress_section_contents. * doc/binutils.texi: Document --compress-debug-sections and --decompress-debug-sections. binutils/testsuite/ 2010-10-29 H.J. Lu <hongjiu.lu@intel.com> * binutils-all/compress.exp: New. * binutils-all/dw2-1.S: Likewise. * binutils-all/dw2-2.S: Likewise. * binutils-all/libdw2-compressed.out: Likewise. * binutils-all/libdw2.out: Likewise. gas/ 2010-10-29 H.J. Lu <hongjiu.lu@intel.com> * write.c (compress_debug): Optimize section flags check. gas/testsuite/ 2010-10-29 H.J. Lu <hongjiu.lu@intel.com> * elf/dwarf2-1.s: Replace .zdebug_abbrev section with .debug_abbrev section. * elf/dwarf2-2.3: Likewise. * elf/dwarf2-1.d: Pass --compress-debug-sections to assembler. Updated. * elf/dwarf2-2.d: Likewise. * gas/i386/i386.exp: Remove xfail on dw2-compress-2 and x86-64-dw2-compress-2. ld/ 2010-10-29 H.J. Lu <hongjiu.lu@intel.com> * ldfile.c (ldfile_try_open_bfd): Set BFD_DECOMPRESS after bfd_openr returns. * emultempl/elf32.em (gld${EMULATION_NAME}_try_needed): Likewise. * scripttempl/elf.sc: Include compressed DWARF debug sections. ld/testsuite/ 2010-10-29 H.J. Lu <hongjiu.lu@intel.com> * ld-elf/compress.exp: New. * ld-elf/compress1.s: Likewise. * ld-elf/compress1a.d: Likewise. * ld-elf/compress1b.d: Likewise. * ld-elf/compress1c.d: Likewise.
2010-07-14 PR ld/11817Cary Coutant1-56/+36
* dwarf2.c (read_section): Revert patch for compressed debug sections. (find_line): Likewise. (read_and_uncompress_section): Remove.
2010-07-06Initialize prev_line.H.J. Lu1-0/+1
2010-07-06 H.J. Lu <hongjiu.lu@intel.com> * dwarf2.c (add_line_info): Initialize prev_line.
2010-07-03bfd/ChangeLog:Cary Coutant1-36/+56
* compress.c (bfd_uncompress_section_contents): Add ATTRIBUTE_UNUSED. * dwarf2.c (read_and_uncompress_section): New function. (read_section): Call it. (find_line): Likewise. binutils/ChangeLog: * objdump.c (load_specific_debug_section): Decompress section contents before applying relocations. * readelf.c (load_specific_debug_section): Update section size after decompression. gas/ChangeLog: * Makefile.am: Add compress-debug.c and compress-debug.h. * Makefile.in: Regenerate. * config.in: Add HAVE_ZLIB_H. * configure.in: Check for zlib.h. * configure: Regenerate. * as.c (parse_args): Add --compress-debug-sections and --nocompress-debug-sections. * as.h (flag_compress_debug): New variable. * compress-debug.c: New file. * compress-debug.h: New file. * write.c: Include compress-debug.h. (compress_frag): New function. (compress_debug): New function. (write_object_file): Compress debug sections if requested.
2010-04-20 * dwarf2.c (find_abstract_instance_name, scan_unit_for_symbols): TreatJakub Jelinek1-2/+6
DW_AT_linkage_name the same as DW_AT_MIPS_linkage_name.
2010-04-05include/Jakub Jelinek1-12/+77
* dwarf2.h (DWARF2_Internal_LineInfo): Add li_max_ops_per_insn field. bfd/ * dwarf2.c (struct line_head): Add maximum_ops_per_insn field. (struct line_info): Add op_index field, change end_sequence type to unsigned char. (new_line_sorts_after): For the same address compare op_index. (add_line_info): Add op_index argument, store it into the structure. (decode_line_info): Complain about unknown versions of .debug_line. Initialize maximum_ops_per_insn. Add op_index state register and track it. binutils/ * dwarf.c (struct State_Machine_Registers): Add op_index field, change end_sequence type to unsigned char. (reset_state_machine): Clear op_index. (process_extended_line_op): For DW_LNE_set_address clear op_index. (display_debug_lines_raw): Initialize li_max_ops_per_insn. Track op_index state machine register and print it if li_max_ops_per_insn is != 1. (display_debug_lines_decoded): Likewise.
2010-04-01 * dwarf2.c (read_attribute_value): Handle CU version 4Jakub Jelinek1-3/+16
for DW_FORM_ref_addr, handle DW_FORM_sec_offset, DW_FORM_exprloc and DW_FORM_flag_present. For unknown form value return NULL. (scan_unit_for_symbols): For DW_AT_location handle DW_FORM_exprloc like DW_FORM_block. (parse_comp_unit): Allow CU version 4.
2010-03-04 PR 11302Alan Modra1-60/+119
* dwarf2.c (read_abbrevs): Return NULL on alloc failures. (read_attribute_value, decode_line_info): Likewise. (add_line_info, read_rangelist): Return FALSE on alloc failures. (arange_add, sort_line_sequences): Likewise. (find_abstract_instance_name): Handle failures from called funcs. (scan_unit_for_symbols, parse_comp_unit, decode_line_info): Likewise. (find_line): Realloc to a temp, and handle alloc fail.
2010-01-19 * dwarf2.c (read_attribute_value): Add DW_FORM_ref_sig8.Cary Coutant1-0/+4
2010-01-11update copyright dateAlan Modra1-1/+1
2010-01-11 PR 6832Alan Modra1-1/+5
* dwarf2.c (struct comp_unit): Add sec_info_ptr. (find_abstract_instance_name): Use it. (parse_comp_unit): Set it.
2010-01-04 Fix -Wshadow warnings in dwarf2.c (seen on alpha-tru64).Joel Brobecker1-14/+14
* dwarf2.c (concat_filename): Rename dirname with dir_name to void shadowing the dirname function. Rename subdirname with subdir_name to stay consistent with the new dir_name variable name.
2009-12-31 * dwarf2.c (struct line_sequence): New struct.Nick Clifton1-38/+172
(struct line_info_table): Add num_sequences, remove last_line, add sequences. (add_line_info): Add new sequences as necessary. (compare_sequences): New function. (sort_line_sequences): New function. (decode_line_info): Initialize new fields in line table. Call sort_line_sequences. (lookup_address_in_line_info_table): Binary search for proper sequence.
2009-12-11Add -Wshadow to the gcc command line options used when compiling the binutils.Nick Clifton1-11/+7
Fix up all warnings generated by the addition of this switch.
2009-09-24 PR binutils/10654Alan Modra1-80/+12
* dwarf2.c (lookup_address_in_line_info_table): Remove workaround for invalid location lists generated by gcc-2.95 and Intel 6.0 C++. Remove "function" parm, adjust caller.
2009-09-09 Updated soruces in bfd/* to compile cleanly with -Wc++-compat.Nick Clifton1-44/+48
* bfd/aoutx.h: Add casts. * bfd/archive.c: Add casts. * bfd/archive64.c: Add casts. * bfd/archures.c: Add casts. * bfd/bfd-in2.h: Regenerated. * bfd/bfd.c: Add casts. (enum bfd_direction): Move out to top level. * bfd/bfdio.c: Add casts. * bfd/binary.c: Add casts. * bfd/cache.c (cache_bseek,cache_bread_1,cache_bwrite): Updated parameter to use enum value instead of int. * bfd/coffcode.h: Add casts. * bfd/coffgen.c: Add casts. * bfd/cofflink.c: Add casts. * bfd/compress.c: Add casts. * bfd/dwarf1.c: Add casts. * bfd/dwarf2.c: Add casts. (struct dwarf2_debug): Rename member bfd to bfd_ptr. Update code to use new name. * bfd/elf-attrs.c: Add casts. * bfd/elf-bfd.h (elf_link_virtual_table_entry): Gives name to anonymous struct. (union gotplt_union, struct elf_link_virtual_table_entry): Move to top level. * bfd/elf-eh-frame.c: Add casts. * bfd/elf-strtab.c: Add casts. * bfd/elf.c: Add casts. (_bfd_elm_make_Section_from_phdr): Change argument name from typename to type_name. * bfd/elf32-i386.c: Add casts. * bfd/elf64-x86-64.c: Add casts. * bfd/elfcode.h: Add casts. * bfd/elfcore.h: Add casts. * bfd/elflink.c: Add casts. * bfd/format.c: Add casts. * bfd/hash.c: Add casts. * bfd/ihex.c: Add casts. * bfd/libaout.h (enum aout_subformat, enum aout_magic): Move to top level. * bfd/libbfd.c: Add casts. * bfd/linker.c: Add casts. * bfd/merge.c: Add casts. * bfd/opncls.c: Add casts. * bfd/peXXigen.c: Add casts. * bfd/peicode.h: Add casts. * bfd/reloc.c: Add casts. * bfd/section.c: Add casts. * bfd/simple.c: Add casts. * bfd/srec.c: Add casts. * bfd/stabs.c: Add casts. * bfd/syms.c: Add casts. * bfd/targets.c: Add casts. * bfd/tekhex.c: Add casts. * bfd/verilog.c: Add casts. * include/bfdlink.h (struct bfd_link_hash_common_entry): Move to top level.
2009-07-10bfdTom Tromey1-1/+1
* Makefile.am (dwarf2.lo): Use dwarf2.h, not elf/dwarf2.h. (elf-eh-frame.lo): Likewise. (elf32-bfin.lo): Likewise. (elf32-frv.lo): Likewise. (elf32-xc16x.lo): Likewise. * Makefile.in: Rebuild. * dwarf2.c: Included dwarf.h, not elf/dwarf2.h. * elf-eh-frame.c: Likewise. * elf32-bfin.c: Likewise. * elf32-frv.c: Likewise. * elf32-xc16x.c: Likewise. binutils * Makefile.am (dwarf.o): Refer to dwarf2.h, not elf/dwarf2.h. * Makefile.in: Rebuild. * dwarf.c: Include dwarf2.h, not elf/dwarf2.h. gas * Makefile.am (DEPTC_alpha_ecoff): Refer to dwarf2.h, not elf/dwarf2.h. (DEPTC_alpha_elf): Likewise. (DEPTC_alpha_evax): Likewise. (DEPTC_arm_elf): Likewise. (DEPTC_hppa_elf): Likewise. (DEPTC_i386_aout): Likewise. (DEPTC_i386_coff): Likewise. (DEPTC_i386_elf): Likewise. (DEPTC_m68k_aout): Likewise. (DEPTC_m68k_coff): Likewise. (DEPTC_m68k_elf): Likewise. (DEPTC_mips_coff): Likewise. (DEPTC_mips_ecoff): Likewise. (DEPTC_mips_elf): Likewise. (DEPTC_ppc_coff): Likewise. (DEPTC_ppc_elf): Likewise. (DEPTC_s390_elf): Likewise. (DEPTC_sh_coff): Likewise. (DEPTC_sh_elf): Likewise. (DEPTC_sh64_elf): Likewise. (DEPTC_sparc_aout): Likewise. (DEPTC_sparc_coff): Likewise. (DEPTC_sparc_elf): Likewise. (as.o): Likewise. (dwarf2dbg.o): Likewise. (dw2gencfi.o): Likewise. (ehopt.o): Likewise. (read.o): Likewise. * Makefile.in: Rebuild. * dw2gencfi.h: Include dwarf2.h, not elf/dwarf2.h. * dwarf2dbg.c: Likewise. * ehopt.c: Likewise. gdb * dwarf2-frame.c: Include dwarf2.h, not elf/dwarf2.h. * dwarf2expr.c: Likewise. * dwarf2loc.c: Likewise. * dwarf2read.c: Likewise. * sh-tdep.c: Likewise. * xtensa-tdep.c: Likewise. include * dwarf2.h: New file, moved from elf/. include/elf * dwarf2.h: Move to `..'.
2009-07-032009-07-03 Cary Coutant <ccoutant@google.com>Dave Korn1-0/+4
* dwarf2.c (decode_line_info): Ignore DW_LNE_set_discriminator.
2009-03-162009-03-16 Andrew Stubbs <ams@codesourcery.com>Andrew Stubbs1-2/+1
* dwarf2.c (read_section): Always use rawsize, if available.
2009-03-122009-03-12 Andrew Stubbs <ams@codesourcery.com>Andrew Stubbs1-38/+38
* dwarf2.c (read_section): Always check the offset, even when the section has been read before.
2009-01-30 * dwarf2.c (read_rangelist): Use read_address to read low_pc andAdam Nemet1-14/+5
high_pc in order to properly sign-extend VMAs.
2009-01-22 PR 6832Alan Modra1-8/+9
* dwarf2.c (find_line): Don't update stash->sec_info_ptr until after comp_unit_find_line call.
2008-11-18 * dwarf2.c (read_section): Fix formatting.Nick Clifton1-18/+21
(read_n_bytes): Remove unhelpful comment. (read_indirect_string): Pass symbol table to read_section in case the .debug_str section needs relocating. PR 7037 * elf32-cr16.c (cr16_elf_howto_table): Zero the src_mask field of the reloc descriptions.
2008-11-10 PR 7012Alan Modra1-32/+37
* dwarf2.c (find_line): Don't keep stale pointers into realloc'd memory. Return on errors. Fix memory leak. (_bfd_dwarf2_cleanup_debug_info): Free dwarf_str_buffer.
2008-09-08 PR ld/3191Daniel Jacobowitz1-33/+99
* dwarf2.c (struct adjusted_section): Renamed from struct loadable_section. (struct dwarf2_debug): Adjust for renaming. Add version field. (read_attribute_value): Correctly handle DW_FORM_ref_addr for DWARF3. (find_abstract_instance_name): Pass a pointer to attribute instead of offset. For DW_FORM_ref_addr, get the entry at the offset from the .debug_info section. (scan_unit_for_symbols): Update. (parse_comp_unit): Allow DWARF3. Save the version. (unset_sections): Update for renaming. (place_sections): Likewise. Set new VMAs for DWARF sections also.
2008-09-05Fix last commit.Daniel Jacobowitz1-31/+31
2008-09-05 * dwarf2.c: Change leading whitespace to tabs.Daniel Jacobowitz1-113/+113
2008-07-142008-07-13 Craig Silverstein <csilvers@google.com>Craig Silverstein1-5/+14
* dwarf2.c (struct dwarf2_debug): New variable info_ptr_memory. (find_line): Use info_ptr_memory instead of sec_info_ptr. (_bfd_dwarf2_cleanup_debug_info): Likewise.
2008-07-11(read_section): Take pointer to bfd_size_type insteadAndreas Schwab1-5/+5
of unsigned long as last parameter. (struct dwarf2_debug): Define dwarf_abbrev_size, dwarf_line_size, dwarf_str_size and dwarf_ranges_size as bfd_size_type instead of unsigned long.
2008-07-10bfd/Craig Silverstein1-145/+184
* Makefile.am (BFD32_LIBS): Add compress.lo. (BFD32_LIBS_CFILES): Add compress.c. (BFD_H_FILES): Likewise. * Makefile.in: Regenerate. * bfd-in2.h: Regenerate. * config.in: Add HAVE_ZLIB_H * configure.in: Add test for libz and zlib.h * configure: Regenerate. * dwarf2.c (read_section): New function. (read_indirect_string): Call new function read_section. (read_abbrevs): Likewise. (decode_line_info): Likewise. (read_debug_ranges): Likewise. (find_line): Call new function read_section when just one .zdebug_info section is found, otherwise read and compress multiple sections. (_bfd_dwarf2_cleanup_debug_info): Free sec_info_ptr. * elf.c (_bfd_elf_make_section_from_shdr): Add zdebug prefix. (special_sections_z): New struct. (special_sections): Refer to special_sections_z. * elfxx-mips.c (_bfd_mips_elf_section_from_shdr): Recognize sections named .zdebug_*. (_bfd_mips_elf_fake_sections): Likewise. * compress.c: New file. (bfd_uncompress_section_contents): New function. bfd/doc/ * Makefile.am (BFD_H_DEP): Add ../compress.c. * Makefile.in: Regenerate. binutils/ * config.in: Add HAVE_ZLIB_H * configure.in: Add test for libz and zlib.h * configure: Regenerate. * dwarf.c (debug_displays): Add .zdebug_* strings. * dwarf.h (struct dwarf_section): Add fields uncompressed_namd and compressed_name. * objdump.c (load_debug_section): Call bfd_uncompress_section_contents when loading a compressed section. (dump_dwarf_section): Recognize compressed section name. (mach_o_dwarf_sections): Rename as mach_o_uncompressed_dwarf_sections. (mach_o_compressed_dwarf_sections): New variable. (generic_dwarf_section): Rename as generic_uncompressed_dwarf_sections. (generic_compressed_dwarf_sections): New variable. (check_mach_o_dwarf): Save and restore mach_o_compressed_dwarf_sections. * readelf.c: Add #include for config.h and zlib.h (process_section_headers): Recognize compressed section name. (uncompress_section_contents): New function. (load_debug_section): Call uncompress_section_contents when loading a compressed section. (display_debug_section): Recognize compressed section name. binutils/testsuite: * binutils-all/objdump.exp: Add test for objdump -s on a file with a compressed debug section. Add test for objdump -W on a file that contains a compressed debug section. * binutils-all/readelf.exp: Call readelf_compressed_wa_test. (readelf_compressed_wa_test): New function. * binutils-all/dw2-compressed.S: New file. * binutils-all/objdump.W: New file. * binutils-all/objdump.s: New file. * binutils-all/readelf.wa: New file.
2008-05-21 PR 868Nick Clifton1-0/+29
* dwarf2.c (_bfd_dwarf2_cleanup_debug_info): Free memory allocated for filenames in function tables and variable tables.
2008-02-22 PR 868Nick Clifton1-82/+15
*dwarf2.c: Revert previous patch. All of the allocate memory is on an obstack which will be freed at some other time.
2008-02-20PR 868Nick Clifton1-0/+1
* libbfd.c (bfd_realloc_or_free): New function. Performs like bfd_realloc, but if the (re)allocation fails, the pointer is freed. * libbfd-in.h: Prototype. * libbfd.h: Regenerate. * bfdio.c (bfd_bwrite): Use the new function. (bfd_seek): Likewise. * bfdwin.c:(bfd_get_file_window): Likewise. * elf-strtab.c (_bfd_elf_strtab_add): Likewise. * elf32-ppc.c (ppc_elf_relax_section): Likewise. * elf32-xtensa.c (vsprintf_msg): Likewise. * mach-o.c (bfd_mach_o_core_fetch_environment): Likewise. * stabs.c (_bfd_link_seciton_stabs): Likewise. * vms-misc.c (_bfd_vms_get_record): Likewise. * vms-tir.c (check_section): Likewise. * vms.c (vms_new_section_hook): Likewise. * elf32-arm.c (elf32_arm_section_map_add): Check that the allocation of sec_data->map succeeded before using it. * elflink.c (elf_link_output_sym): Do not overwrite finfo-> symshndxbuf until it is known that the reallocation succeeded.
2008-02-20PR 868Nick Clifton1-15/+81
* dwarf2.c (read_abbrevs): Free the abbreviation table if we run out of memory. (decode_line_info): Free the line_info_table before returning a failure result. (_bfd_dwarf2_cleanup_debug_info): Free the abbreviation table. Free the line table. Free the function table. Free the variable table.
2008-02-16 * dwarf2.c (find_line): Don't trust debug information after anNathan Sidwell1-34/+35
unparseable compilation unit.
2008-02-12 PR 5755Alan Modra1-301/+67
* arange-set.c: Delete. * arange-set.h: Delete. * dwarf2.c: Revert 2007-09-21 changes. * Makefile.am: Likewise. * Makefile.in: Regenerate. * po/SRC-POTFILES.in: Regenerate.
2007-09-21* Makefile.am (BFD32_LIBS): Add arange-set.lo.Nick Clifton1-66/+300
(BFD32_LIBS_CFILES): Add arange-set.c. (SOURCE_HFILES): Add arange-set.h (dwarf2.lo): Add dependency upon arange-set.h. (arange-set.lo): New target. * Makefile.in: Regenerate. * arange-set.c: New file. * arange-set.h: New file. * dwarf2.c: Include arange-set.h. (struct dwarf2_debug) Add new fields comp_unit_count and comp_unit_arange_set. (struct comp_unit) Replace field arange with a new field arange_set. (dwarf2_arange_set_allocate, dwarf2_arange_set_deallocate, (dwarf2_combine_arange_value, dwarf2_arange_set_new, (dwarf2_arange_set_with_value_new, dwarf2_comp_unit_arange_add): New functions to utilize arange set in dwarf2.c. (arange_add): Formatting change for a line longer than 80 characters. (decode_line_info): Replace call target arange_add with (dwarf2_comp_unit_arange_add. (read_rangelist_insert_arange_list, (read_rangelist_comp_unit_arange_add): New functions used as callbacks for read_rangelist. (read_rangelist): Change interface to accept a callback and data to allow caller to select the action peformed on a new range list read. (scan_unit_for_symbols): Use new interface of read_rangelist. (parse_comp_unit): Create an arange set for each new comp unit. Use new interface of read_rangelist. Replace call to arange_add with that to dwarf2_comp_unit_arange_add. (comp_unit_contains_address): Replace sequential search with a call to arange_set_lookup_address, which can handles large set efficiently. (stash_copy_local_aranges, stash_maybe_enable_arange_set, (stash_find_nearest_line_fast): New functions maintaining and using a valued global arange set for all compilation units to speed up bfd_dwarf2_find_nearest_line. (find_line): Use global arange set. Replace sequential search over all compilation units with a call to stash_find_nearest_line_fast. Add book keeping to count number of compilation units. Replace empty arange list test with a call to arange_set_empty_p.
2007-09-02bfd/H.J. Lu1-3/+13
2007-09-02 H.J. Lu <hongjiu.lu@intel.com> PR ld/4986 * dwarf2.c (new_line_sorts_after): Undo the last change. (add_line_info): Only keep the last entry with the same address and end sequence. ld/testsuite/ 2007-09-02 H.J. Lu <hongjiu.lu@intel.com> PR ld/4986 * ld-ia64/line.exp: New. * ld-ia64/undefined.s: Likewise. * ld-x86-64/line.exp: Don't check CC.
2007-09-01bfd/H.J. Lu1-1/+2
2007-08-31 H.J. Lu <hongjiu.lu@intel.com> PR ld/4986 * dwarf2.c (new_line_sorts_after): Also compare line number. ld/testsuite/ 2007-08-31 H.J. Lu <hongjiu.lu@intel.com> PR ld/4986 * ld-x86-64/line.exp: New * ld-x86-64/undefined.s: Likewise.
2007-07-26Speed up bfd_dwarf2_find_line.Nick Clifton1-31/+553
* dwarf2.c (struct dwarf2_debug): Add new fields to support function and variable info hash tables. Add last_comp_unit, info_hash_count, funcinfo_hash_table, varinfo_hash_table, hash_units_head. (struct comp_unit): Add prev_unit, cached. (struct info_list_node, struct info_hash_entry, struct info_hash_table): New. (info_hash_table_newfunc, create_info_hash_table, insert_info_hash_table, lookup_info_hash_table): New functions implementing function and variable info hash tables. (scan_unit_for_symbols): Add checks to make sure hash tables are consistent with compilation units. (comp_unit_maybe_decode_line_info): New function. (comp_unit_find_line): Use comp_unit_maybe_decode_line_info. (reverse_funcinfo_list, reverse_varinfo_list, comp_unit_hash_info, info_hash_lookup_funcinfo, info_hash_lookup_varinfo, stash_maybe_update_info_hash_table, stash_verify_info_hash_table, stash_maybe_enable_info_hash_tables, stash_find_line_fast): New functions. Make use of info hash tables to speed up bfd_dwarf2_find_line. (find_line): Use hash table for faster lookup if it is turned on. Also add code to maintain bi-directional link in comp units.
2007-07-19PR binutils/4797Nick Clifton1-1/+2
* dwarf2.c: (find_line) Do not dereference functionname_ptr if do_line is true.
2007-07-03Switch sources over to use the GPL version 3Nick Clifton1-2/+3
2007-06-26* dwarf2.c (find_line): New. Contains the duplicated code from:Nick Clifton1-277/+108
(_bfd_dwarf2_find_nearest_line): Use it. (_bfd_dwarf2_find_line): Use it.
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