Change argument type passed to ifunc resolvers
[glibc.git] / sysdeps / aarch64 / dl-irel.h
bloba794c826aafd858e4264cdb48a176d8697282363
1 /* Machine-dependent ELF indirect relocation inline functions.
2 AArch64 version.
3 Copyright (C) 2012-2017 Free Software Foundation, Inc.
4 This file is part of the GNU C Library.
6 The GNU C Library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Lesser General Public
8 License as published by the Free Software Foundation; either
9 version 2.1 of the License, or (at your option) any later version.
11 The GNU C Library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public
17 License along with the GNU C Library; if not, see
18 <http://www.gnu.org/licenses/>. */
20 #ifndef _DL_IREL_H
21 #define _DL_IREL_H
23 #include <stdio.h>
24 #include <unistd.h>
25 #include <ldsodefs.h>
26 #include <sysdep.h>
28 #define ELF_MACHINE_IRELA 1
30 static inline ElfW(Addr)
31 __attribute ((always_inline))
32 elf_ifunc_invoke (ElfW(Addr) addr)
34 return ((ElfW(Addr) (*) (uint64_t)) (addr)) (GLRO(dl_hwcap));
37 static inline void
38 __attribute ((always_inline))
39 elf_irela (const ElfW(Rela) *reloc)
41 ElfW(Addr) *const reloc_addr = (void *) reloc->r_offset;
42 const unsigned long int r_type = ELFW(R_TYPE) (reloc->r_info);
44 if (__glibc_likely (r_type == AARCH64_R(IRELATIVE)))
46 ElfW(Addr) value = elf_ifunc_invoke (reloc->r_addend);
47 *reloc_addr = value;
49 else
50 __libc_fatal ("unexpected reloc type in static binary");
53 #endif