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git.ipfire.org Git - thirdparty/glibc.git/blob - sysdeps/loongarch/dl-irel.h
1 /* Machine-dependent ELF indirect relocation inline functions.
2 Copyright (C) 2022-2024 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <https://www.gnu.org/licenses/>. */
24 #include <sys/ifunc.h>
26 #define ELF_MACHINE_IRELA 1
28 static inline ElfW (Addr
) __attribute ((always_inline
))
29 elf_ifunc_invoke (ElfW (Addr
) addr
)
33 ._size
= sizeof (__ifunc_arg_t
),
34 ._hwcap
= GLRO(dl_hwcap
),
36 return ((ElfW(Addr
) (*) (const __ifunc_arg_t
*)) (addr
)) (&arg
);
39 static inline void __attribute ((always_inline
))
40 elf_irela (const ElfW (Rela
) *reloc
)
42 ElfW (Addr
) *const reloc_addr
= (void *) reloc
->r_offset
;
43 const unsigned long int r_type
= ELFW (R_TYPE
) (reloc
->r_info
);
45 if (__glibc_likely (r_type
== R_LARCH_IRELATIVE
))
47 ElfW (Addr
) value
= elf_ifunc_invoke (reloc
->r_addend
);
51 __libc_fatal ("Unexpected reloc type in static binary.\n");
54 #endif /* dl-irel.h */