diff options
| -rw-r--r-- | ChangeLog | 5 | ||||
| -rw-r--r-- | sysdeps/mach/hurd/i386/____longjmp_chk.S | 7 |
2 files changed, 11 insertions, 1 deletions
@@ -1,3 +1,8 @@ +2016-05-30 Samuel Thibault <samuel.thibault@ens-lyon.org> + + * sysdeps/mach/hurd/i386/____longjmp_chk.S (____longjmp_chk) [PIC]: + Use PLT entry for calling _hurd_self_sigstate. + 2016-05-27 H.J. Lu <hongjiu.lu@intel.com> * sysdeps/x86/cacheinfo.c (init_cacheinfo): Count number of diff --git a/sysdeps/mach/hurd/i386/____longjmp_chk.S b/sysdeps/mach/hurd/i386/____longjmp_chk.S index 4ddf6cd..dec8ea7 100644 --- a/sysdeps/mach/hurd/i386/____longjmp_chk.S +++ b/sysdeps/mach/hurd/i386/____longjmp_chk.S @@ -66,7 +66,12 @@ ENTRY (____longjmp_chk) /* TODO: need locking? */ /* struct hurd_sigstate * _hurd_self_sigstate (void) */ - call _hurd_self_sigstate +#ifdef PIC + call 1f +1: popl %ebx + addl $_GLOBAL_OFFSET_TABLE_+[.-1b], %ebx +#endif + call JUMPTARGET(_hurd_self_sigstate) /* TODO: %eax and %eax->sigaltstack are always valid? */ testl $SS_ONSTACK, (HURD_SIGSTATE__SIGALTSTACK__OFFSET + SIGALTSTACK__SS_FLAGS__OFFSET)(%eax) |