Cross Reference: /illumos-gate/usr/src/uts/intel/ia32/syscall/getcontext.c

Lines Matching defs:ucp
54 savecontext(ucontext_t *ucp, const k_sigset_t *mask)
65 	bzero(&ucp->uc_mcontext.fpregs, sizeof (ucontext_t) -
68 	ucp->uc_flags = UC_ALL;
69 	ucp->uc_link = (struct ucontext *)lwp->lwp_oldcontext;
78 	    copyin((void *)lwp->lwp_ustack, &ucp->uc_stack,
79 	    sizeof (ucp->uc_stack)) != 0 ||
80 	    ucp->uc_stack.ss_size == 0) {
83 			ucp->uc_stack = lwp->lwp_sigaltstack;
85 			ucp->uc_stack.ss_sp = p->p_usrstack - p->p_stksize;
86 			ucp->uc_stack.ss_size = p->p_stksize;
87 			ucp->uc_stack.ss_flags = 0;
122 	getgregs(lwp, ucp->uc_mcontext.gregs);
124 		getfpregs(lwp, &ucp->uc_mcontext.fpregs);
126 		ucp->uc_flags &= ~UC_FPU;
128 	sigktou(mask, &ucp->uc_sigmask);
135 restorecontext(ucontext_t *ucp)
140 	lwp->lwp_oldcontext = (uintptr_t)ucp->uc_link;
142 	if (ucp->uc_flags & UC_STACK) {
143 		if (ucp->uc_stack.ss_flags == SS_ONSTACK)
144 			lwp->lwp_sigaltstack = ucp->uc_stack;
149 	if (ucp->uc_flags & UC_CPU) {
158 		setgregs(lwp, ucp->uc_mcontext.gregs);
164 	if (ucp->uc_flags & UC_FPU)
165 		setfpregs(lwp, &ucp->uc_mcontext.fpregs);
167 	if (ucp->uc_flags & UC_SIGMASK) {
173 		sigutok(&ucp->uc_sigmask, &t->t_hold);
184 	ucontext_t *ucp;
210 		ucp = arg;
211 		if (ucp == NULL)
217 		if (copyin(ucp, &uc, sizeof (ucontext_t) -
226 		    copyin(&ucp->uc_mcontext.fpregs, &uc.uc_mcontext.fpregs,
257 savecontext32(ucontext32_t *ucp, const k_sigset_t *mask)
263 	bzero(&ucp->uc_mcontext.fpregs, sizeof (ucontext32_t) -
266 	ucp->uc_flags = UC_ALL;
267 	ucp->uc_link = (caddr32_t)lwp->lwp_oldcontext;
270 	    copyin((void *)lwp->lwp_ustack, &ucp->uc_stack,
271 	    sizeof (ucp->uc_stack)) != 0 ||
272 	    ucp->uc_stack.ss_size == 0) {
275 			ucp->uc_stack.ss_sp =
277 			ucp->uc_stack.ss_size =
279 			ucp->uc_stack.ss_flags = SS_ONSTACK;
281 			ucp->uc_stack.ss_sp = (caddr32_t)(uintptr_t)
283 			ucp->uc_stack.ss_size = (size32_t)p->p_stksize;
284 			ucp->uc_stack.ss_flags = 0;
308 	getgregs32(lwp, ucp->uc_mcontext.gregs);
310 		getfpregs32(lwp, &ucp->uc_mcontext.fpregs);
312 		ucp->uc_flags &= ~UC_FPU;
314 	sigktou(mask, &ucp->uc_sigmask);
322 	ucontext32_t *ucp;
341 		ucp = arg;
342 		if (ucp == NULL)
344 		if (copyin(ucp, &uc, sizeof (uc) -
352 		    copyin(&ucp->uc_mcontext.fpregs, &uc.uc_mcontext.fpregs,