Lines Matching refs:uc
526 ucontext_t uc;
534 (void) memcpy(&uc, ucp, sizeof (uc));
539 if (uc.uc_flags & UC_SIGMASK) {
541 delete_reserved_signals(&uc.uc_sigmask);
542 self->ul_sigmask = uc.uc_sigmask;
550 uc.uc_flags &= ~UC_SIGMASK;
553 self->ul_siglink = uc.uc_link;
564 uc.uc_mcontext.gregs[REG_G7] = (greg_t)self;
566 uc.uc_mcontext.gregs[REG_FS] = (greg_t)0; /* null for fsbase */
568 uc.uc_mcontext.gregs[GS] = (greg_t)LWPGS_SEL;
581 ret = __setcontext(&uc);
587 if (uc.uc_flags & UC_CPU)