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6c04fd9b2f
elfcpp/ PR gold/22914 * elfcpp.h (NT_GNU_PROPERTY_TYPE_0): New note type. (GNU_PROPERTY_*): New Gnu property types. * x86_64.h (GNU_PROPERTY_X86_FEATURE_1_IBT) (GNU_PROPERTY_X86_FEATURE_1_SHSTK): New x86 feature bits. gold/ PR gold/22914 * layout.cc (Layout::Layout): Initialize gnu_properties_. (read_sized_value, write_sized_value): New functions. (Layout::layout_gnu_property): New method. (Layout::create_notes): Call create_gnu_properties_note. (Layout::create_gnu_properties_note): New method. * layout.h (Layout::layout_gnu_property): New method. (Layout::create_gnu_properties_note): New method. (Layout::Gnu_property, Layout::Gnu_properties): New types. (Layout::gnu_properties_): New data member. * object.cc (Sized_relobj_file::layout_gnu_property_section): New method. (Sized_relobj_file::do_layout): Handle .note.gnu.property sections. * object.h (Sized_relobj_file::layout_gnu_property_section): New method. * target.h (Target::merge_gnu_property): New method. (Target::do_merge_gnu_property): New virtual method. * x86_64.cc (Target_x86_64::do_merge_gnu_property): New method. * testsuite/Makefile.am (gnu_property_test): New test case. * testsuite/Makefile.in: Regenerate. * testsuite/gnu_property_a.S: New source file. * testsuite/gnu_property_b.S: New source file. * testsuite/gnu_property_c.S: New source file. * testsuite/gnu_property_main.c: New source file. * testsuite/gnu_property_test.sh: New test script.
45 lines
1.2 KiB
ArmAsm
45 lines
1.2 KiB
ArmAsm
#define NT_GNU_PROPERTY_TYPE_0 5
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#define GNU_PROPERTY_STACK_SIZE 1
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#define GNU_PROPERTY_NO_COPY_ON_PROTECTED 2
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#define GNU_PROPERTY_X86_ISA_1_USED 0xc0000000
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#define GNU_PROPERTY_X86_ISA_1_NEEDED 0xc0000001
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#define GNU_PROPERTY_X86_FEATURE_1_AND 0xc0000002
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#if __SIZEOF_PTRDIFF_T__ == 8
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# define ALIGN 3
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#elif __SIZEOF_PTRDIFF_T__ == 4
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# define ALIGN 2
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#endif
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.section ".note.gnu.property", "a"
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.p2align ALIGN
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.long 1f - 0f /* name length */
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.long 5f - 2f /* data length */
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.long NT_GNU_PROPERTY_TYPE_0 /* note type */
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0: .asciz "GNU" /* vendor name */
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1:
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.p2align ALIGN
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2: .long GNU_PROPERTY_STACK_SIZE /* pr_type. */
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.long 4f - 3f /* pr_datasz. */
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3:
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.dc.a 0x111100 /* Stack size. */
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4:
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.p2align ALIGN
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.long GNU_PROPERTY_NO_COPY_ON_PROTECTED /* pr_type. */
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.long 0 /* pr_datasz. */
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.p2align ALIGN
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.long GNU_PROPERTY_X86_ISA_1_USED
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.long 4
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.byte 0x11,0x10,0x00,0x00
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.p2align ALIGN
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.long GNU_PROPERTY_X86_ISA_1_NEEDED
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.long 4
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.byte 0x11,0x10,0x00,0x00
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.p2align ALIGN
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.long GNU_PROPERTY_X86_FEATURE_1_AND
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.long 4
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.byte 0x01,0x00,0x00,0x00
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.p2align ALIGN
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5:
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