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| author | Ulrich Drepper <drepper@redhat.com> | 2000-09-29 06:52:39 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2000-09-29 06:52:39 +0000 |
| commit | 7c81011531448a126a640b45547abab2b1195465 (patch) | |
| tree | c4418e4601be981ee71648b677ac9a0c04514ec0 /sysdeps/alpha | |
| parent | 52d895a4ce96bba606fdc11619ae213a29fff4be (diff) | |
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Update.
2000-09-28 Ulrich Drepper <drepper@redhat.com>
* sysdeps/alpha/dl-machine.h (elf_machine_rela): Handle unaligned
relocation also for R_ALPHA_RELATIVE.
Reported by Ivan Kokshaysky <ink@jurassic.park.msu.ru>.
Diffstat (limited to 'sysdeps/alpha')
| -rw-r--r-- | sysdeps/alpha/dl-machine.h | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/sysdeps/alpha/dl-machine.h b/sysdeps/alpha/dl-machine.h index 33c32fa5e8..69845b4b01 100644 --- a/sysdeps/alpha/dl-machine.h +++ b/sysdeps/alpha/dl-machine.h @@ -482,7 +482,19 @@ elf_machine_rela (struct link_map *map, /* Already done in dynamic linker. */ if (map != &_dl_rtld_map) #endif - *reloc_addr += map->l_addr; + { + /* XXX Make some timings. Maybe it's preverable to test for + unaligned access and only do it the complex way if necessary. */ + void *reloc_addr_1 = reloc_addr; + Elf64_Addr reloc_addr_val; + + /* Load value without causing unaligned trap. */ + memcpy (&reloc_addr_val, reloc_addr_1, 8); + reloc_addr_val += map->l_addr; + + /* Store value without causing unaligned trap. */ + memcpy (reloc_addr_1, &reloc_addr_val, 8); + } } else if (r_type == R_ALPHA_NONE) return; |