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* objcopy.c (struct merged_note_section): New structure. Used to chain together details of mergeable note sections. (is_merged_note_section): Rename to is_megreable_note_section and return true for note sections that use GNU_BUILD_ATTRS_SECTION_NAME as a prefix. (num_bytes): Delete (objcoopy_internal_note): Add padded_namesz field. (DEBUG_MERGE): New macro. Set to non-zero to enable debugging of the note merging code. (gap_exists): Rename to overlaps_or_adjoins and return TRUE for overlapping notes or adjoining notes. (contained_by, is_deleted_note, is_version_note) (compare_gnu_build_notes, sort_gnu_build_notes): New functions. (merge_gnu_build_notes): Rework. Sort notes into a mergeable order first. Merge them. Then sort them into an ascending address order before writing them out. (copy_object): Handle more than one mergeable note section. * testsuite/binutils-all/note-2-32.d: Update for new merging behaviour. * testsuite/binutils-all/note-2-32.s: Likewise. * testsuite/binutils-all/note-2-64.d: Likewise. * testsuite/binutils-all/note-2-64.s: Likewise. * testsuite/binutils-all/note-3-32.d: Likewise. * testsuite/binutils-all/note-3-32.s: Likewise. * testsuite/binutils-all/note-3-64.d: Likewise. * testsuite/binutils-all/note-3-64.s: Likewise. * testsuite/binutils-all/note-4-32.d: Likewise. * testsuite/binutils-all/note-4-32.s: Likewise. * testsuite/binutils-all/note-4-64.d: Likewise. * testsuite/binutils-all/note-4-64.s: Likewise. * testsuite/binutils-all/note-6-32.s: New test source file. * testsuite/binutils-all/note-6-64.s: New test source file. * testsuite/binutils-all/note-6-32.d: New test driver file. * testsuite/binutils-all/note-6-64.d: New test driver file. * testsuite/binutils-all/objcopy.exp: Run the new test.
20 lines
1.0 KiB
Makefile
20 lines
1.0 KiB
Makefile
#PROG: objcopy
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#readelf: --notes --wide
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#objcopy: --merge-notes
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#name: v3 gnu build attribute notes (32-bit)
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#source: note-4-32.s
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#...
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Displaying notes found in: .gnu.build.attributes
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[ ]+Owner[ ]+Data size[ ]+Description
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[ ]+GA\$<version>3p3[ ]+0x00000008[ ]+OPEN[ ]+Applies to region from 0x10. to 0x110 \(note_4.s\)
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[ ]+GA\*<stack prot>off[ ]+0x00000000[ ]+OPEN[ ]+Applies to region from 0x10. to 0x110
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[ ]+GA\$<tool>gcc 7.2.1 20170915[ ]+0x00000000[ ]+OPEN[ ]+Applies to region from 0x10. to 0x110
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[ ]+GA\*<ABI>0x[0-9a-f]+[ ]+0x00000000[ ]+OPEN[ ]+Applies to region from 0x10. to 0x110
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[ ]+GA\*<PIC>PIC[ ]+0x00000000[ ]+OPEN[ ]+Applies to region from 0x10. to 0x110
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[ ]+GA\!<short enum>false[ ]+0x00000000[ ]+OPEN[ ]+Applies to region from 0x10. to 0x110
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[ ]+GA\*FORTIFY:0xff[ ]+0x00000000[ ]+OPEN[ ]+Applies to region from 0x10. to 0x110
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[ ]+GA\*GOW:0x700[ ]+0x00000000[ ]+OPEN[ ]+Applies to region from 0x10. to 0x110
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[ ]+GA\*<stack prot>strong[ ]+0x00000008[ ]+func[ ]+Applies to region from 0x10. to 0x10c.*
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#...
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