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authorNick Clifton <nickc@redhat.com>2009-07-23 13:00:30 +0000
committerNick Clifton <nickc@redhat.com>2009-07-23 13:00:30 +0000
commit3e7a7d11f1106a451c26b49fcb8fafb5059fd684 (patch)
treeb3d0c290c25b650e408ec3f60e770f56bb1f5be6 /bfd/elfcode.h
parent6ec8e7022b6b6a69ee682d1797e8bfec473aae11 (diff)
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* config/obj-elf.c (obj_elf_type): Add code to support a type of
gnu_unique_object. * doc/as.texinfo: Document new feature of .type directive. * NEWS: Mention support for gnu_unique_object symbol type. * common.h (STB_GNU_UNIQUE): Define. * NEWS: Mention the linker's support for symbols with a binding of STB_GNU_UNIQUE. * gas/elf/type.s: Add unique global symbol definition. * gas/elf/type.e: Add expected readelf output for global unique symbol. * elfcpp.h (enum STB): Add STB_GNU_UNIQUE. * readelf.c (get_symbol_binding): For Linux targeted files return UNIQUE for symbols with the STB_GNU_UNIQUE binding. * doc/binutils.texi: Document the meaning of the 'u' symbol binding in the output of nm and objdump --syms. * elf-bfd.h (struct elf_link_hash_entry): Add unique_global field. * elf.c (swap_out_syms): Set binding to STB_GNU_UNIQUE for symbols with the BSF_GNU_UNIQUE flag bit set. * elfcode.h (elf_slurp_symbol_table): Set the BSF_GNU_UNIQUE flag for symbols with STB_GNU_UNIQUE binding. * elflink.c (_bfd_elf_merge_symbol): Set unique_global for symbols with the STB_GNU_UNIQUE binding. (elf_link_add_object_symbols): Set the BSF_GNU_UNIQUE flag for symbols with STB_GNU_UNIQUE binding. Set STB_GNU_UNIQUE for symbols with the unique_global field set. (elf_link_output_extsym): Set unique_global field for symbols with the STB_GNU_UNIQUE binding. * syms.c (struct bfd_symbol): Define BSF_GNU_UNIQUE flag bit. (bfd_print_symbol_vandf): Print a 'u' character for BSF_GNU_UNIQUE symbols. (bfd_decode_symclass): Return a 'u' character for BSF_GNU_UNIQUE symbols. * bfd-in2.h: Regenerate.
Diffstat (limited to 'bfd/elfcode.h')
-rw-r--r--bfd/elfcode.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/bfd/elfcode.h b/bfd/elfcode.h
index 024ead4..10aa131 100644
--- a/bfd/elfcode.h
+++ b/bfd/elfcode.h
@@ -1,6 +1,6 @@
/* ELF executable support for BFD.
Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
- 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008
+ 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
Free Software Foundation, Inc.
Written by Fred Fish @ Cygnus Support, from information published
@@ -1282,6 +1282,9 @@ elf_slurp_symbol_table (bfd *abfd, asymbol **symptrs, bfd_boolean dynamic)
case STB_WEAK:
sym->symbol.flags |= BSF_WEAK;
break;
+ case STB_GNU_UNIQUE:
+ sym->symbol.flags |= BSF_GNU_UNIQUE;
+ break;
}
switch (ELF_ST_TYPE (isym->st_info))