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author | H.J. Lu <hjl.tools@gmail.com> | 2010-10-29 12:10:39 +0000 |
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committer | H.J. Lu <hjl.tools@gmail.com> | 2010-10-29 12:10:39 +0000 |
commit | 4a114e3e0c1c3337981179b774f1d6d1b06d201f (patch) | |
tree | 98b0b1e45b3ae0e7845215136253fa56e487a9b8 /ld/testsuite/ld-elf/compress.exp | |
parent | PR binutils/12058 (diff) | |
download | binutils-gdb-4a114e3e0c1c3337981179b774f1d6d1b06d201f.tar.gz binutils-gdb-4a114e3e0c1c3337981179b774f1d6d1b06d201f.tar.bz2 binutils-gdb-4a114e3e0c1c3337981179b774f1d6d1b06d201f.zip |
Add compressed debug section support to binutils and ld.
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.
Diffstat (limited to 'ld/testsuite/ld-elf/compress.exp')
-rw-r--r-- | ld/testsuite/ld-elf/compress.exp | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/ld/testsuite/ld-elf/compress.exp b/ld/testsuite/ld-elf/compress.exp new file mode 100644 index 00000000000..1e133943d95 --- /dev/null +++ b/ld/testsuite/ld-elf/compress.exp @@ -0,0 +1,59 @@ +# Expect script for ELF compressed debug section tests. +# Copyright 2010 Free Software Foundation, Inc. +# +# This file is part of the GNU Binutils. +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, +# MA 02110-1301, USA. +# + +# Exclude non-ELF targets. + +if ![is_elf_format] { + return +} + +# The following tests require running the executable generated by ld. +if ![isnative] { + return +} + +# Check if compiler works +if { [which $CC] == 0 } { + return +} + +global as +if { ![ld_assemble $as "--compress-debug-sections $srcdir/$subdir/empty.s" tmpdir/empty.o ] } { + unsupported "linker compressed debug sections" +} + +set build_tests { + {"Build libfoo.so with compressed debug sections" + "-shared" "-fPIC -g -Wa,--compress-debug-sections" + {foo.c} {} "libfoo.so"} + {"Build libbar.so with compressed debug sections" + "-shared" "-fPIC -g -Wa,--compress-debug-sections" + {begin.c end.c} {} "libbar.so"} +} + +set run_tests { + {"Run normal with libfoo.so with compressed debug sections" + "tmpdir/begin.o tmpdir/libfoo.so tmpdir/end.o" "-Wa,--compress-debug-sections" + {main.c} "normal" "normal.out"} +} + +run_cc_link_tests $build_tests +run_ld_link_exec_tests [] $run_tests |