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| author | Nick Clifton <nickc@redhat.com> | 2017-03-01 11:09:46 +0000 |
|---|---|---|
| committer | Nick Clifton <nickc@redhat.com> | 2017-03-01 11:09:46 +0000 |
| commit | 9ef920e933bf2ea228c909cf81636e6d9577e51e (patch) | |
| tree | c6118c4b931f1d68528ca12ec38e31af6e3b1d46 /binutils/NEWS | |
| parent | a7e8b06b8901309632fad842ffd7d90a81447c80 (diff) | |
| download | gdb-9ef920e933bf2ea228c909cf81636e6d9577e51e.zip gdb-9ef920e933bf2ea228c909cf81636e6d9577e51e.tar.gz gdb-9ef920e933bf2ea228c909cf81636e6d9577e51e.tar.bz2 | |
Add support for displaying and merging GNU_BUILD_NOTEs.
include * elf/common.h (SHF_GNU_BUILD_NOTE): Define.
(NT_GNU_PROPERTY_TYPE_0): Define.
(NT_GNU_BUILD_ATTRIBUTE_OPEN): Define.
(NT_GNU_BUILD_ATTRIBUTE_FUN): Define.
(GNU_BUILD_ATTRIBUTE_TYPE_NUMERIC): Define.
(GNU_BUILD_ATTRIBUTE_TYPE_STRING): Define.
(GNU_BUILD_ATTRIBUTE_TYPE_BOOL_TRUE): Define.
(GNU_BUILD_ATTRIBUTE_TYPE_BOOL_FALSE): Define.
(GNU_BUILD_ATTRIBUTE_VERSION): Define.
(GNU_BUILD_ATTRIBUTE_STACK_PROT): Define.
(GNU_BUILD_ATTRIBUTE_RELRO): Define.
(GNU_BUILD_ATTRIBUTE_STACK_SIZE): Define.
(GNU_BUILD_ATTRIBUTE_TOOL): Define.
(GNU_BUILD_ATTRIBUTE_ABI): Define.
(GNU_BUILD_ATTRIBUTE_PIC): Define.
(NOTE_GNU_PROPERTY_SECTION_NAME): Define.
(GNU_BUILD_ATTRS_SECTION_NAME): Define.
(GNU_PROPERTY_STACK_SIZE): Define.
(GNU_PROPERTY_NO_COPY_ON_PROTECTED): Define.
(GNU_PROPERTY_X86_ISA_1_USED): Define.
(GNU_PROPERTY_X86_ISA_1_NEEDED): Define.
(GNU_PROPERTY_X86_ISA_1_486): Define.
(GNU_PROPERTY_X86_ISA_1_586): Define.
(GNU_PROPERTY_X86_ISA_1_686): Define.
(GNU_PROPERTY_X86_ISA_1_SSE): Define.
(GNU_PROPERTY_X86_ISA_1_SSE2): Define.
(GNU_PROPERTY_X86_ISA_1_SSE3): Define.
(GNU_PROPERTY_X86_ISA_1_SSSE3): Define.
(GNU_PROPERTY_X86_ISA_1_SSE4_1): Define.
(GNU_PROPERTY_X86_ISA_1_SSE4_2): Define.
(GNU_PROPERTY_X86_ISA_1_AVX): Define.
(GNU_PROPERTY_X86_ISA_1_AVX2): Define.
(GNU_PROPERTY_X86_ISA_1_AVX512F): Define.
(GNU_PROPERTY_X86_ISA_1_AVX512CD): Define.
(GNU_PROPERTY_X86_ISA_1_AVX512ER): Define.
(GNU_PROPERTY_X86_ISA_1_AVX512PF): Define.
(GNU_PROPERTY_X86_ISA_1_AVX512VL): Define.
(GNU_PROPERTY_X86_ISA_1_AVX512DQ): Define.
(GNU_PROPERTY_X86_ISA_1_AVX512BW): Define.
binutils* readelf.c (get_note_type): Add support for GNU_BUILD_NOTEs.
(get_gnu_elf_note_type): Add support for GNU_PROPERTY_NOTEs.
(decode_x86_isa): New function.
(print_gnu_property_note): New function.
(print_gnu_note): Handle GNU_PROPERTY_NOTEs.
(print_gnu_build_attribute_description): New function.
(print_gnu_build_attribute_name): New function.
(process_note): Add support for GNU_BUILD_NOTEs.
* objcopy.c (--merge-notes): New command line option.
(copy_options): Add merge-notes.
(copy_usage): Likewise.
(is_merge_note_section): New function.
(merge_gnu_build_notes): New function.
(copy_object): Merge note sections if asked to do so.
(skip_section): Add skip_copy parameter. Add support for skipping
merged note sections.
(copy_relocations_in_section): Update call to skip_section.
(copy_section): Likewise.
(copy_main): Add support for merge-notes option.
* doc/binutils.texi: Document the new option to objcopy.
* NEWS: Mention the new feature.
* testsuite/binutils-all/note-2-32.d: New test. Checks note
merging on 32-bit targets.
* testsuite/binutils-all/note-2-32.s: New test source file.
* testsuite/binutils-all/note-2-64.d: New test. Like note-2-32.d
but for 64-bit targets.
* testsuite/binutils-all/note-2-64.s: New test source file.
* testsuite/binutils-all/objcopy.exp: Run the new test.
Diffstat (limited to 'binutils/NEWS')
| -rw-r--r-- | binutils/NEWS | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/binutils/NEWS b/binutils/NEWS index b425901..3d15765 100644 --- a/binutils/NEWS +++ b/binutils/NEWS @@ -1,5 +1,8 @@ -*- text -*- +* Add --merge-notes options to objcopy to reduce the size of notes in + a binary file by merging and deleting redundant notes. + * Add support for locating separate debug info files using the build-id method, where the separate file has a name based upon the build-id of the original file. |