38 static void sigctx_wrapper(ucontext_t *ucp, handler_t func, uint64_t *args);
43 __signalcontext(ucontext_t *ucp, int sig, __sighandler_t *func)  in __signalcontext()  argument
51 	if (ucp == NULL)  in __signalcontext()
60 	sp = (ucp->uc_mcontext.mc_rsp - 128 - sizeof(ucontext_t)) & ~15UL;  in __signalcontext()
62 	bcopy(ucp, sig_uc, sizeof(*sig_uc));  in __signalcontext()
77 	bzero(&ucp->uc_mcontext, sizeof(ucp->uc_mcontext));  in __signalcontext()
78 	ucp->uc_mcontext.mc_fpformat = _MC_FPFMT_NODEV;  in __signalcontext()
79 	ucp->uc_mcontext.mc_ownedfp = _MC_FPOWNED_NONE;  in __signalcontext()
80 	ucp->uc_link = sig_uc;  in __signalcontext()
81 	sigdelset(&ucp->uc_sigmask, sig);  in __signalcontext()
83 	ucp->uc_mcontext.mc_len = sizeof(mcontext_t);  in __signalcontext()
84 	ucp->uc_mcontext.mc_rdi = (register_t)ucp;  in __signalcontext()
85 	ucp->uc_mcontext.mc_rsi = (register_t)func;  in __signalcontext()
86 	ucp->uc_mcontext.mc_rdx = (register_t)args;  in __signalcontext()
87 	ucp->uc_mcontext.mc_rbp = (register_t)sp;  in __signalcontext()
88 	ucp->uc_mcontext.mc_rbx = (register_t)sp;  in __signalcontext()
89 	ucp->uc_mcontext.mc_rsp = (register_t)sp;  in __signalcontext()
90 	ucp->uc_mcontext.mc_rip = (register_t)sigctx_wrapper;  in __signalcontext()
95 sigctx_wrapper(ucontext_t *ucp, handler_t func, uint64_t *args)  in sigctx_wrapper()  argument
99 	if (ucp->uc_link == NULL)  in sigctx_wrapper()
101 	setcontext((const ucontext_t *)ucp->uc_link);  in sigctx_wrapper()