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lib/csu/powerpc64/reloc.c
- This file was added.
| /*- | |||||
| * Copyright (c) 2019 Leandro Lupori | |||||
| * | |||||
| * Redistribution and use in source and binary forms, with or without | |||||
| * modification, are permitted provided that the following conditions | |||||
| * are met: | |||||
| * 1. Redistributions of source code must retain the above copyright | |||||
| * notice, this list of conditions and the following disclaimer. | |||||
| * | |||||
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND | |||||
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |||||
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |||||
| * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | |||||
| * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |||||
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |||||
| * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |||||
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |||||
| * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |||||
| * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |||||
| * SUCH DAMAGE. | |||||
| */ | |||||
| #include <sys/cdefs.h> | |||||
| __FBSDID("$FreeBSD$"); | |||||
| static void | |||||
| crt1_handle_rela(const Elf_Rela *r) | |||||
| { | |||||
| typedef Elf_Addr (*ifunc_resolver_t)( | |||||
| uint32_t, uint32_t, uint64_t, uint64_t, | |||||
| uint64_t, uint64_t, uint64_t, uint64_t); | |||||
| Elf_Addr *ptr, *where, target; | |||||
| switch (ELF_R_TYPE(r->r_info)) { | |||||
| case R_PPC64_IRELATIVE: | |||||
| ptr = (Elf_Addr *)r->r_addend; | |||||
| where = (Elf_Addr *)r->r_offset; | |||||
| target = ((ifunc_resolver_t)ptr)(cpu_features, cpu_features2, | |||||
| 0, 0, 0, 0, 0, 0); | |||||
| *where = target; | |||||
| break; | |||||
| } | |||||
| } | |||||