reloc.c (559a218c9b257775fb249b67945fe4a05b7a6b9f) reloc.c (9684658e35ab033c79e0519e3681d9a194976b71)
1/*-
2 * Copyright (c) 2019 Leandro Lupori
3 * Copyright (c) 2021 The FreeBSD Foundation
4 *
5 * Portions of this software were developed by Andrew Turner
6 * under sponsorship from the FreeBSD Foundation.
7 *
8 * Redistribution and use in source and binary forms, with or without

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19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 */
26
1/*-
2 * Copyright (c) 2019 Leandro Lupori
3 * Copyright (c) 2021 The FreeBSD Foundation
4 *
5 * Portions of this software were developed by Andrew Turner
6 * under sponsorship from the FreeBSD Foundation.
7 *
8 * Redistribution and use in source and binary forms, with or without

--- 10 unchanged lines hidden (view full) ---

19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 */
26
27#include <sys/cdefs.h>
28
27static void
29static void
30ifunc_init(const Elf_Auxinfo *aux __unused)
31{
32}
33
34static void
28crt1_handle_rela(const Elf_Rela *r)
29{
30 typedef Elf_Addr (*ifunc_resolver_t)(
31 uint64_t, uint64_t, uint64_t, uint64_t,
32 uint64_t, uint64_t, uint64_t, uint64_t);
33 Elf_Addr *ptr, *where, target;
34
35 switch (ELF_R_TYPE(r->r_info)) {
36 case R_AARCH64_IRELATIVE:
37 ptr = (Elf_Addr *)r->r_addend;
38 where = (Elf_Addr *)r->r_offset;
39 target = ((ifunc_resolver_t)ptr)(0, 0, 0, 0, 0, 0, 0, 0);
40 *where = target;
41 break;
42 }
43}
35crt1_handle_rela(const Elf_Rela *r)
36{
37 typedef Elf_Addr (*ifunc_resolver_t)(
38 uint64_t, uint64_t, uint64_t, uint64_t,
39 uint64_t, uint64_t, uint64_t, uint64_t);
40 Elf_Addr *ptr, *where, target;
41
42 switch (ELF_R_TYPE(r->r_info)) {
43 case R_AARCH64_IRELATIVE:
44 ptr = (Elf_Addr *)r->r_addend;
45 where = (Elf_Addr *)r->r_offset;
46 target = ((ifunc_resolver_t)ptr)(0, 0, 0, 0, 0, 0, 0, 0);
47 *where = target;
48 break;
49 }
50}