60 	klwp_t *lwp = ttolwp(curthread);  in savecontext()  local
82 	ucp->uc_link = (ucontext_t *)lwp->lwp_oldcontext;  in savecontext()
90 	if (lwp->lwp_ustack == (uintptr_t)NULL ||  in savecontext()
91 	    copyin((void *)lwp->lwp_ustack, &ucp->uc_stack,  in savecontext()
95 		if (lwp->lwp_sigaltstack.ss_flags == SS_ONSTACK) {  in savecontext()
96 			ucp->uc_stack = lwp->lwp_sigaltstack;  in savecontext()
104 	getgregs(lwp, ucp->uc_mcontext.gregs);  in savecontext()
105 	getasrs(lwp, ucp->uc_mcontext.asrs);  in savecontext()
107 	getfpregs(lwp, &ucp->uc_mcontext.fpregs);  in savecontext()
108 	getfpasrs(lwp, ucp->uc_mcontext.asrs);  in savecontext()
124 	klwp_t *lwp = ttolwp(t);  in restorecontext()  local
126 	model_t model = lwp_getdatamodel(lwp);  in restorecontext()
129 	if (lwp->lwp_pcb.pcb_xregstat != XREGNONE)  in restorecontext()
130 		xregrestore(lwp, 0);  in restorecontext()
132 	lwp->lwp_oldcontext = (uintptr_t)ucp->uc_link;  in restorecontext()
136 			lwp->lwp_sigaltstack = ucp->uc_stack;  in restorecontext()
138 			lwp->lwp_sigaltstack.ss_flags &= ~SS_ONSTACK;  in restorecontext()
143 			setgwins(lwp, mcp->gwins);  in restorecontext()
144 		setgregs(lwp, mcp->gregs);  in restorecontext()
146 			setasrs(lwp, mcp->asrs);  in restorecontext()
148 			xregs_setgregs(lwp, xregs_getptr(lwp, ucp));  in restorecontext()
154 		setfpregs(lwp, fp);  in restorecontext()
156 			setfpasrs(lwp, mcp->asrs);  in restorecontext()
158 			xregs_setfpregs(lwp, xregs_getptr(lwp, ucp));  in restorecontext()
159 		run_fpq(lwp, fp);  in restorecontext()
186 	klwp_t *lwp = ttolwp(curthread);  in getsetcontext()  local
304 		xregs_clrptr(lwp, &uc);  in getsetcontext()
315 		if ((uc.uc_flags & UC_STACK) && (lwp->lwp_ustack != 0)) {  in getsetcontext()
316 			(void) copyout(&uc.uc_stack, (stack_t *)lwp->lwp_ustack,  in getsetcontext()
332 		if (copyout(&lwp->lwp_ustack, arg, sizeof (caddr_t)))  in getsetcontext()
341 		lwp->lwp_ustack = (uintptr_t)arg;  in getsetcontext()
357 	klwp_t *lwp = ttolwp(curthread);  in savecontext32()  local
379 	ucp->uc_link = (caddr32_t)lwp->lwp_oldcontext;  in savecontext32()
387 	if (lwp->lwp_ustack == (uintptr_t)NULL ||  in savecontext32()
388 	    copyin((void *)lwp->lwp_ustack, &ucp->uc_stack,  in savecontext32()
392 		if (lwp->lwp_sigaltstack.ss_flags == SS_ONSTACK) {  in savecontext32()
394 			    (caddr32_t)(uintptr_t)lwp->lwp_sigaltstack.ss_sp;  in savecontext32()
396 			    (size32_t)lwp->lwp_sigaltstack.ss_size;  in savecontext32()
407 	getgregs32(lwp, ucp->uc_mcontext.gregs);  in savecontext32()
408 	getfpregs(lwp, &fpregs);  in savecontext32()
434 	klwp_t *lwp = ttolwp(curthread);  in getsetcontext32()  local
556 		if (xregs_hasptr32(lwp, &uc) &&  in getsetcontext32()
559 			if (copyin((void *)(uintptr_t)xregs_getptr32(lwp, &uc),  in getsetcontext32()
566 			xregs_setptr(lwp, &ucnat, xregs);  in getsetcontext32()
568 			xregs_clrptr(lwp, &ucnat);  in getsetcontext32()
573 		if ((uc.uc_flags & UC_STACK) && (lwp->lwp_ustack != 0)) {  in getsetcontext32()
575 			    (stack32_t *)lwp->lwp_ustack, sizeof (stack32_t));  in getsetcontext32()
579 			setgwins32(lwp, gwin);  in getsetcontext32()
593 		ustack32 = (uint32_t)lwp->lwp_ustack;  in getsetcontext32()
603 		lwp->lwp_ustack = (uintptr_t)arg;  in getsetcontext32()