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Finish IFUNC support for x86 and x86-64.

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Add support for the IRELAIVE relocation and IFUNC in static executables.
This commit is contained in:
Ulrich Drepper
2009-05-31 23:45:33 -07:00
parent 963cb6fcb4
commit 7441470835
9 changed files with 225 additions and 2 deletions
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17
include/libc-symbols.h
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@@ -845,4 +845,21 @@ for linking")
} \
__asm__ (".type " #name ", %gnu_indirect_function");
#ifdef HAVE_ASM_SET_DIRECTIVE
# define libc_ifunc_hidden_def1(local, name) \
__asm__ (declare_symbol_alias_1_stringify (ASM_GLOBAL_DIRECTIVE) \
" " #local "\n\t" \
".hidden " #local "\n\t" \
".set " #local ", " #name);
#else
# define libc_ifunc_hidden_def1(local, name) \
__asm__ (declare_symbol_alias_1_stringify (ASM_GLOBAL_DIRECTIVE) \
" " #local "\n\t" \
".hidden " #local "\n\t" \
#local " = " #name);
#endif
#define libc_ifunc_hidden_def(name) \
libc_ifunc_hidden_def1 (__GI_##name, name)
#endif /* libc-symbols.h */