bfd/
2009-06-01 H.J. Lu <hongjiu.lu@intel.com>
PR ld/10205
* elf32-i386.c (elf_howto_table): Add R_386_IRELATIVE.
(elf_i386_reloc_type_lookup): Likewise.
(R_386_tls): Removed.
(R_386_irelative): New.
(R_386_vt_offset): Updated.
(elf_i386_rtype_to_howto): Likewise.
(elf_i386_link_hash_table): Add igotplt, iplt and irelplt.
(elf_i386_link_hash_table_create): Initialize igotplt,
iplt and irelplt.
(elf_i386_check_relocs): Handle STT_GNU_IFUNC symbol first.
(elf_i386_adjust_dynamic_symbol): Likewise.
(elf_i386_allocate_dynrelocs): Likewise.
(elf_i386_relocate_section): Likewise.
(elf_i386_size_dynamic_sections): Set up .iplt and .igot.plt
sections.
(elf_i386_finish_dynamic_symbol): When building a static
executable, use .iplt, .igot.plt and .rel.iplt sections for
STT_GNU_IFUNC symbols. Generate R_386_IRELATIVE relocation for
locally defined STT_GNU_IFUNC symbol.
* elf64-x86-64.c (x86_64_elf_howto): Add R_X86_64_IRELATIVE.
(x86_64_reloc_map): Likewise.
(R_X86_64_standard): Updated.
(elf64_x86_64_link_hash_table): Add igotplt, iplt and irelplt.
(elf64_x86_64_link_hash_table_create): Initialize igotplt,
iplt and irelplt.
(elf64_x86_64_check_relocs): Handle STT_GNU_IFUNC symbol first.
(elf64_x86_64_adjust_dynamic_symbol): Likewise.
(elf64_x86_64_allocate_dynrelocs): Likewise.
(elf64_x86_64_relocate_section): Likewise.
(elf64_x86_64_size_dynamic_sections): Set up .iplt and .igot.plt
sections.
(elf64_x86_64_finish_dynamic_symbol): When building a static
executable, use .iplt, .igot.plt and .rela.iplt sections for
STT_GNU_IFUNC symbols. Generate R_X86_64_IRELATIVE relocation
for locally defined STT_GNU_IFUNC symbol.
* reloc.c (BFD_RELOC_386_IRELATIVE): New.
(BFD_RELOC_X86_64_IRELATIVE): Likewise.
* bfd-in2.h: Regenerated.
* libbfd.h: Likewise.
include/elf/
2009-06-01 H.J. Lu <hongjiu.lu@intel.com>
PR ld/10205
* i386.h (R_386_IRELATIVE): New.
* x86-64.h (R_X86_64_IRELATIVE): Likewise.
ld/testsuite/
2009-06-01 H.J. Lu <hongjiu.lu@intel.com>
PR ld/10205
* ld-ifunc/ifunc.exp (contains_irelative_reloc): New.
Use it on executable and shared library.
Run *.d.
* ld-ifunc/lib.c: Add a hidden alias, __GI_library_func2, for
library_func2.
(library_func): New.
* ld-ifunc/ifunc-1-x86.d: New.
* ld-ifunc/ifunc-1-x86.s: Likewise.
* ld-ifunc/ifunc-2-i386.d: Likewise.
* ld-ifunc/ifunc-2-i386.s: Likewise.
* ld-ifunc/ifunc-2-x86-64.d: Likewise.
* ld-ifunc/ifunc-2-x86-64.s: Likewise.
* ld-ifunc/ifunc-3a-x86.d: Likewise.
* ld-ifunc/ifunc-3b-x86.d: Likewise.
* ld-ifunc/ifunc-3-x86.s: Likewise.
* ld-ifunc/ifunc-4-x86.d: Likewise.
* ld-ifunc/ifunc-4-x86.s: Likewise.
* ld-ifunc/ifunc-5-i386.d: Likewise.
* ld-ifunc/ifunc-5-i386.s: Likewise.
* ld-ifunc/ifunc-5-x86-64.d: Likewise.
* ld-ifunc/ifunc-5-x86-64.s: Likewise.
2009-06-01 21:11:52 +08:00
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.type foo, %gnu_indirect_function
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.global __GI_foo
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.hidden __GI_foo
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.set __GI_foo, foo
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.text
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.globl foo
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.type foo, @function
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foo:
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ret
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.size foo, .-foo
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.globl bar
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.type bar, @function
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bar:
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call __GI_foo@PLT
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ret
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.size bar, .-bar
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