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/* Machine-dependent ELF indirect relocation inline functions.
Version for S/390 32 and 64 bit.
Copyright (C) 2012-2016 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#ifndef _DL_IREL_H
#define _DL_IREL_H
#include <stdio.h>
#include <unistd.h>
#include <ldsodefs.h>
#define ELF_MACHINE_IRELA 1
static inline ElfW(Addr)
__attribute ((always_inline))
elf_ifunc_invoke (ElfW(Addr) addr)
{
return ((ElfW(Addr) (*) (unsigned long int)) (addr)) (GLRO(dl_hwcap));
}
static inline void
__attribute ((always_inline))
elf_irela (const ElfW(Rela) *reloc)
{
ElfW(Addr) *const reloc_addr = (void *) reloc->r_offset;
const unsigned long int r_type = ELFW(R_TYPE) (reloc->r_info);
if (__glibc_likely (r_type == R_390_IRELATIVE))
{
ElfW(Addr) value = elf_ifunc_invoke(reloc->r_addend);
*reloc_addr = value;
}
else
__libc_fatal ("unexpected reloc type in static binary");
}
#endif /* dl-irel.h */
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