]>
Commit | Line | Data |
---|---|---|
08f43f9b AK |
1 | /* Machine-dependent ELF indirect relocation inline functions. |
2 | Version for S/390 32 and 64 bit. | |
f7a9f785 | 3 | Copyright (C) 2012-2016 Free Software Foundation, Inc. |
08f43f9b AK |
4 | This file is part of the GNU C Library. |
5 | ||
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. | |
10 | ||
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. | |
15 | ||
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/>. */ | |
19 | ||
20 | #ifndef _DL_IREL_H | |
21 | #define _DL_IREL_H | |
22 | ||
23 | #include <stdio.h> | |
24 | #include <unistd.h> | |
25 | #include <ldsodefs.h> | |
26 | ||
27 | #define ELF_MACHINE_IRELA 1 | |
28 | ||
29 | static inline ElfW(Addr) | |
30 | __attribute ((always_inline)) | |
31 | elf_ifunc_invoke (ElfW(Addr) addr) | |
32 | { | |
33 | return ((ElfW(Addr) (*) (unsigned long int)) (addr)) (GLRO(dl_hwcap)); | |
34 | } | |
35 | ||
36 | static inline void | |
37 | __attribute ((always_inline)) | |
38 | elf_irela (const ElfW(Rela) *reloc) | |
39 | { | |
40 | ElfW(Addr) *const reloc_addr = (void *) reloc->r_offset; | |
41 | const unsigned long int r_type = ELFW(R_TYPE) (reloc->r_info); | |
42 | ||
a1ffb40e | 43 | if (__glibc_likely (r_type == R_390_IRELATIVE)) |
08f43f9b AK |
44 | { |
45 | ElfW(Addr) value = elf_ifunc_invoke(reloc->r_addend); | |
46 | *reloc_addr = value; | |
47 | } | |
48 | else | |
49 | __libc_fatal ("unexpected reloc type in static binary"); | |
50 | } | |
51 | ||
52 | #endif /* dl-irel.h */ |