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* libelf.h (ELF_LINK_HASH_DEFINED_WEAK): Don't define. 

* elfcode.h (elf_link_add_object_symbols): Don't clear or set
	ELF_LINK_HASH_DEFINED_WEAK.
	(elf_link_output_extsym): Don't check ELF_LINK_HASH_DEFINED_WEAK.
This commit is contained in:
Ian Lance Taylor 1995-02-06 21:34:44 +00:00
parent 484a089694
commit 0bef7f7266
3 changed files with 8 additions and 18 deletions
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5
bfd/ChangeLog
View File

@ -1,5 +1,10 @@
Mon Feb 6 14:25:24 1995 Ian Lance Taylor <ian@cygnus.com>
* libelf.h (ELF_LINK_HASH_DEFINED_WEAK): Don't define.
* elfcode.h (elf_link_add_object_symbols): Don't clear or set
ELF_LINK_HASH_DEFINED_WEAK.
(elf_link_output_extsym): Don't check ELF_LINK_HASH_DEFINED_WEAK.
Distinguish a weak defined symbol from a regular defined symbol.
* linker.c (enum link_action): Add DEFW.
(link_action): Add bfd_link_hash_defweak column.

15
bfd/elfcode.h
View File

@ -4435,19 +4435,7 @@ elf_link_add_object_symbols (abfd, info)
with the new definition. */
h->root.type = bfd_link_hash_undefined;
h->root.u.undef.abfd = h->root.u.def.section->owner;
h->elf_link_hash_flags &=~ ELF_LINK_HASH_DEFINED_WEAK;
}
/* If this is a weak definition which we are going to use,
and the symbol is currently undefined, record that the
definition is weak. */
if (definition
&& (flags & BSF_WEAK) != 0
&& ! bfd_is_und_section (sec)
&& (h->root.type == bfd_link_hash_new
|| h->root.type == bfd_link_hash_undefined
|| h->root.type == bfd_link_hash_undefweak))
h->elf_link_hash_flags |= ELF_LINK_HASH_DEFINED_WEAK;
}
if (! (_bfd_generic_link_add_one_symbol
@ -6100,8 +6088,7 @@ elf_link_output_extsym (h, data)
sym.st_size = h->size;
sym.st_other = 0;
if (h->root.type == bfd_link_hash_undefweak
|| h->root.type == bfd_link_hash_defweak
|| (h->elf_link_hash_flags & ELF_LINK_HASH_DEFINED_WEAK) != 0)
|| h->root.type == bfd_link_hash_defweak)
sym.st_info = ELF_ST_INFO (STB_WEAK, h->type);
else
sym.st_info = ELF_ST_INFO (STB_GLOBAL, h->type);

6
bfd/libelf.h
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@ -117,12 +117,10 @@ struct elf_link_hash_entry
#define ELF_LINK_HASH_DEF_DYNAMIC 010
/* Dynamic symbol has been adjustd. */
#define ELF_LINK_HASH_DYNAMIC_ADJUSTED 020
/* Symbol is defined as weak. */
#define ELF_LINK_HASH_DEFINED_WEAK 040
/* Symbol needs a copy reloc. */
#define ELF_LINK_HASH_NEEDS_COPY 0100
#define ELF_LINK_HASH_NEEDS_COPY 040
/* Symbol needs a procedure linkage table entry. */
#define ELF_LINK_HASH_NEEDS_PLT 0200
#define ELF_LINK_HASH_NEEDS_PLT 0100
};
/* ELF linker hash table. */