97 savecontext(ucontext_t *ucp, const k_sigset_t *mask, savecontext_flags_t flags)  in savecontext()  argument
120 		user_xsave = ucp->uc_xsave;  in savecontext()
132 	bzero(&ucp->uc_mcontext.fpregs, sizeof (ucontext_t) -  in savecontext()
134 	ucp->uc_xsave = user_xsave;  in savecontext()
136 	ucp->uc_flags = UC_ALL;  in savecontext()
137 	ucp->uc_link = (struct ucontext *)lwp->lwp_oldcontext;  in savecontext()
146 	    copyin((void *)lwp->lwp_ustack, &ucp->uc_stack,  in savecontext()
147 	    sizeof (ucp->uc_stack)) != 0 ||  in savecontext()
148 	    ucp->uc_stack.ss_size == 0) {  in savecontext()
151 			ucp->uc_stack = lwp->lwp_sigaltstack;  in savecontext()
153 			ucp->uc_stack.ss_sp = p->p_usrstack - p->p_stksize;  in savecontext()
154 			ucp->uc_stack.ss_size = p->p_stksize;  in savecontext()
155 			ucp->uc_stack.ss_flags = 0;  in savecontext()
190 	getgregs(lwp, ucp->uc_mcontext.gregs);  in savecontext()
193 		getfpregs(lwp, &ucp->uc_mcontext.fpregs);  in savecontext()
195 		ucp->uc_flags &= ~UC_FPU;  in savecontext()
197 	sigktou(mask, &ucp->uc_sigmask);  in savecontext()
209 	ucp->uc_flags |= UC_XSAVE;  in savecontext()
220 		ret = fpu_signal_copyout(lwp, ucp->uc_xsave,  in savecontext()
223 		ret = fpu_signal_copyout(lwp, ucp->uc_xsave, copyout);  in savecontext()
233 restorecontext(ucontext_t *ucp)  in restorecontext()  argument
238 	lwp->lwp_oldcontext = (uintptr_t)ucp->uc_link;  in restorecontext()
240 	if (ucp->uc_flags & UC_STACK) {  in restorecontext()
241 		if (ucp->uc_stack.ss_flags == SS_ONSTACK)  in restorecontext()
242 			lwp->lwp_sigaltstack = ucp->uc_stack;  in restorecontext()
247 	if (ucp->uc_flags & UC_CPU) {  in restorecontext()
256 		setgregs(lwp, ucp->uc_mcontext.gregs);  in restorecontext()
267 	if (ucp->uc_flags & UC_XSAVE) {  in restorecontext()
268 		ASSERT0(ucp->uc_flags & UC_FPU);  in restorecontext()
269 		ASSERT3U((uintptr_t)ucp->uc_xsave, >=, _kernelbase);  in restorecontext()
270 		fpu_set_xsave(lwp, (const void *)ucp->uc_xsave);  in restorecontext()
271 	} else if (ucp->uc_flags & UC_FPU) {  in restorecontext()
272 		setfpregs(lwp, &ucp->uc_mcontext.fpregs);  in restorecontext()
275 	if (ucp->uc_flags & UC_SIGMASK) {  in restorecontext()
281 		sigutok(&ucp->uc_sigmask, &t->t_hold);  in restorecontext()
292 	ucontext_t *ucp;  in getsetcontext()  local
337 		ucp = arg;  in getsetcontext()
338 		if (copyin(&ucp->uc_xsave, &uc.uc_xsave,  in getsetcontext()
353 		ucp = arg;  in getsetcontext()
354 		if (ucp == NULL)  in getsetcontext()
360 		if (copyin(ucp, &uc, offsetof(ucontext_t, uc_filler) -  in getsetcontext()
368 		    copyin(&ucp->uc_mcontext.fpregs, &uc.uc_mcontext.fpregs,  in getsetcontext()
377 			if (copyin(&ucp->uc_xsave, &uc.uc_xsave,  in getsetcontext()
414 savecontext32(ucontext32_t *ucp, const k_sigset_t *mask,  in savecontext32()  argument
430 		user_xsave = ucp->uc_xsave;  in savecontext32()
437 	bzero(&ucp->uc_mcontext.fpregs, sizeof (ucontext32_t) -  in savecontext32()
439 	ucp->uc_xsave = user_xsave;  in savecontext32()
441 	ucp->uc_flags = UC_ALL;  in savecontext32()
442 	ucp->uc_link = (caddr32_t)lwp->lwp_oldcontext;  in savecontext32()
445 	    copyin((void *)lwp->lwp_ustack, &ucp->uc_stack,  in savecontext32()
446 	    sizeof (ucp->uc_stack)) != 0 ||  in savecontext32()
447 	    ucp->uc_stack.ss_size == 0) {  in savecontext32()
450 			ucp->uc_stack.ss_sp =  in savecontext32()
452 			ucp->uc_stack.ss_size =  in savecontext32()
454 			ucp->uc_stack.ss_flags = SS_ONSTACK;  in savecontext32()
456 			ucp->uc_stack.ss_sp = (caddr32_t)(uintptr_t)  in savecontext32()
458 			ucp->uc_stack.ss_size = (size32_t)p->p_stksize;  in savecontext32()
459 			ucp->uc_stack.ss_flags = 0;  in savecontext32()
483 	getgregs32(lwp, ucp->uc_mcontext.gregs);  in savecontext32()
486 		getfpregs32(lwp, &ucp->uc_mcontext.fpregs);  in savecontext32()
488 		ucp->uc_flags &= ~UC_FPU;  in savecontext32()
490 	sigktou(mask, &ucp->uc_sigmask);  in savecontext32()
496 	ucp->uc_flags |= UC_XSAVE;  in savecontext32()
506 	uaddr = (uintptr_t)(uint32_t)ucp->uc_xsave;  in savecontext32()
521 	ucontext32_t *ucp;  in getsetcontext32()  local
547 		ucp = arg;  in getsetcontext32()
548 		if (copyin(&ucp->uc_xsave, &uc.uc_xsave,  in getsetcontext32()
562 		ucp = arg;  in getsetcontext32()
563 		if (ucp == NULL)  in getsetcontext32()
565 		if (copyin(ucp, &uc, offsetof(ucontext32_t, uc_filler) -  in getsetcontext32()
572 		    copyin(&ucp->uc_mcontext.fpregs, &uc.uc_mcontext.fpregs,  in getsetcontext32()
579 		    copyin(&ucp->uc_xsave, &uc.uc_xsave,  in getsetcontext32()